diff options
Diffstat (limited to 'drivers')
540 files changed, 9643 insertions, 3203 deletions
diff --git a/drivers/Makefile b/drivers/Makefile index 14cf9077bb2..f3ebb30f1b7 100644 --- a/drivers/Makefile +++ b/drivers/Makefile @@ -26,6 +26,7 @@ obj-$(CONFIG_REGULATOR) += regulator/ # char/ comes before serial/ etc so that the VT console is the boot-time # default. +obj-y += tty/ obj-y += char/ # gpu/ comes after char for AGP vs DRM startup diff --git a/drivers/acpi/debugfs.c b/drivers/acpi/debugfs.c index 6355b575ee5..5df67f1d6c6 100644 --- a/drivers/acpi/debugfs.c +++ b/drivers/acpi/debugfs.c @@ -80,7 +80,7 @@ int __init acpi_debugfs_init(void) if (!acpi_dir) goto err; - cm_dentry = debugfs_create_file("custom_method", S_IWUGO, + cm_dentry = debugfs_create_file("custom_method", S_IWUSR, acpi_dir, NULL, &cm_fops); if (!cm_dentry) goto err; diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index d050e073e57..66aa4bee80a 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -2552,8 +2552,11 @@ static void atapi_qc_complete(struct ata_queued_cmd *qc) * * If door lock fails, always clear sdev->locked to * avoid this infinite loop. + * + * This may happen before SCSI scan is complete. Make + * sure qc->dev->sdev isn't NULL before dereferencing. */ - if (qc->cdb[0] == ALLOW_MEDIUM_REMOVAL) + if (qc->cdb[0] == ALLOW_MEDIUM_REMOVAL && qc->dev->sdev) qc->dev->sdev->locked = 0; qc->scsicmd->result = SAM_STAT_CHECK_CONDITION; @@ -3163,8 +3166,8 @@ static inline int __ata_scsi_queuecmd(struct scsi_cmnd *scmd, /** * ata_scsi_queuecmd - Issue SCSI cdb to libata-managed device + * @shost: SCSI host of command to be sent * @cmd: SCSI command to be sent - * @done: Completion function, called when command is complete * * In some cases, this function translates SCSI commands into * ATA taskfiles, and queues the taskfiles to be sent to @@ -3174,37 +3177,36 @@ static inline int __ata_scsi_queuecmd(struct scsi_cmnd *scmd, * ATA and ATAPI devices appearing as SCSI devices. * * LOCKING: - * Releases scsi-layer-held lock, and obtains host lock. + * ATA host lock * * RETURNS: * Return value from __ata_scsi_queuecmd() if @cmd can be queued, * 0 otherwise. */ -int ata_scsi_queuecmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) +int ata_scsi_queuecmd(struct Scsi_Host *shost, struct scsi_cmnd *cmd) { struct ata_port *ap; struct ata_device *dev; struct scsi_device *scsidev = cmd->device; - struct Scsi_Host *shost = scsidev->host; int rc = 0; + unsigned long irq_flags; ap = ata_shost_to_port(shost); - spin_unlock(shost->host_lock); - spin_lock(ap->lock); + spin_lock_irqsave(ap->lock, irq_flags); ata_scsi_dump_cdb(ap, cmd); dev = ata_scsi_find_dev(ap, scsidev); if (likely(dev)) - rc = __ata_scsi_queuecmd(cmd, done, dev); + rc = __ata_scsi_queuecmd(cmd, cmd->scsi_done, dev); else { cmd->result = (DID_BAD_TARGET << 16); - done(cmd); + cmd->scsi_done(cmd); } - spin_unlock(ap->lock); - spin_lock(shost->host_lock); + spin_unlock_irqrestore(ap->lock, irq_flags); + return rc; } diff --git a/drivers/ata/pata_legacy.c b/drivers/ata/pata_legacy.c index eaf194138f2..6bd9425ba5a 100644 --- a/drivers/ata/pata_legacy.c +++ b/drivers/ata/pata_legacy.c @@ -142,7 +142,7 @@ static int autospeed; /* Chip present which snoops speed changes */ static int pio_mask = ATA_PIO4; /* PIO range for autospeed devices */ static int iordy_mask = 0xFFFFFFFF; /* Use iordy if available */ -#ifdef PATA_WINBOND_VLB_MODULE +#ifdef CONFIG_PATA_WINBOND_VLB_MODULE static int winbond = 1; /* Set to probe Winbond controllers, give I/O port if non standard */ #else diff --git a/drivers/ata/pata_octeon_cf.c b/drivers/ata/pata_octeon_cf.c index 74b82981789..fa1b95a9a7f 100644 --- a/drivers/ata/pata_octeon_cf.c +++ b/drivers/ata/pata_octeon_cf.c @@ -653,8 +653,6 @@ static irqreturn_t octeon_cf_interrupt(int irq, void *dev_instance) ap = host->ports[i]; ocd = ap->dev->platform_data; - - ocd = ap->dev->platform_data; cf_port = ap->private_data; dma_int.u64 = cvmx_read_csr(CVMX_MIO_BOOT_DMA_INTX(ocd->dma_engine)); diff --git a/drivers/atm/solos-attrlist.c b/drivers/atm/solos-attrlist.c index 1a9332e4efe..9a676ee3082 100644 --- a/drivers/atm/solos-attrlist.c +++ b/drivers/atm/solos-attrlist.c @@ -1,6 +1,7 @@ SOLOS_ATTR_RO(DriverVersion) SOLOS_ATTR_RO(APIVersion) SOLOS_ATTR_RO(FirmwareVersion) +SOLOS_ATTR_RO(Version) // SOLOS_ATTR_RO(DspVersion) // SOLOS_ATTR_RO(CommonHandshake) SOLOS_ATTR_RO(Connected) diff --git a/drivers/atm/solos-pci.c b/drivers/atm/solos-pci.c index f46138ab38b..2e08c996fd3 100644 --- a/drivers/atm/solos-pci.c +++ b/drivers/atm/solos-pci.c @@ -1161,6 +1161,14 @@ static int fpga_probe(struct pci_dev *dev, const struct pci_device_id *id) dev_info(&dev->dev, "Solos FPGA Version %d.%02d svn-%d\n", major_ver, minor_ver, fpga_ver); + if (fpga_ver < 37 && (fpga_upgrade || firmware_upgrade || + db_fpga_upgrade || db_firmware_upgrade)) { + dev_warn(&dev->dev, + "FPGA too old; cannot upgrade flash. Use JTAG.\n"); + fpga_upgrade = firmware_upgrade = 0; + db_fpga_upgrade = db_firmware_upgrade = 0; + } + if (card->fpga_version >= DMA_SUPPORTED){ card->using_dma = 1; } else { diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c index 31b526661ec..ead3e79d6fc 100644 --- a/drivers/base/power/main.c +++ b/drivers/base/power/main.c @@ -475,20 +475,33 @@ End: */ void dpm_resume_noirq(pm_message_t state) { - struct device *dev; + struct list_head list; ktime_t starttime = ktime_get(); + INIT_LIST_HEAD(&list); mutex_lock(&dpm_list_mtx); transition_started = false; - list_for_each_entry(dev, &dpm_list, power.entry) + while (!list_empty(&dpm_list)) { + struct device *dev = to_device(dpm_list.next); + + get_device(dev); if (dev->power.status > DPM_OFF) { int error; dev->power.status = DPM_OFF; + mutex_unlock(&dpm_list_mtx); + error = device_resume_noirq(dev, state); + + mutex_lock(&dpm_list_mtx); if (error) pm_dev_err(dev, state, " early", error); } + if (!list_empty(&dev->power.entry)) + list_move_tail(&dev->power.entry, &list); + put_device(dev); + } + list_splice(&list, &dpm_list); mutex_unlock(&dpm_list_mtx); dpm_show_time(starttime, state, "early"); resume_device_irqs(); @@ -789,20 +802,33 @@ End: */ int dpm_suspend_noirq(pm_message_t state) { - struct device *dev; + struct list_head list; ktime_t starttime = ktime_get(); int error = 0; + INIT_LIST_HEAD(&list); suspend_device_irqs(); mutex_lock(&dpm_list_mtx); - list_for_each_entry_reverse(dev, &dpm_list, power.entry) { + while (!list_empty(&dpm_list)) { + struct device *dev = to_device(dpm_list.prev); + + get_device(dev); + mutex_unlock(&dpm_list_mtx); + error = device_suspend_noirq(dev, state); + + mutex_lock(&dpm_list_mtx); if (error) { pm_dev_err(dev, state, " late", error); + put_device(dev); break; } dev->power.status = DPM_OFF_IRQ; + if (!list_empty(&dev->power.entry)) + list_move(&dev->power.entry, &list); + put_device(dev); } + list_splice_tail(&list, &dpm_list); mutex_unlock(&dpm_list_mtx); if (error) dpm_resume_noirq(resume_event(state)); diff --git a/drivers/block/aoe/aoeblk.c b/drivers/block/aoe/aoeblk.c index 541e1887996..528f6318ded 100644 --- a/drivers/block/aoe/aoeblk.c +++ b/drivers/block/aoe/aoeblk.c @@ -180,9 +180,6 @@ aoeblk_make_request(struct request_queue *q, struct bio *bio) BUG(); bio_endio(bio, -ENXIO); return 0; - } else if (bio->bi_rw & REQ_HARDBARRIER) { - bio_endio(bio, -EOPNOTSUPP); - return 0; } else if (bio->bi_io_vec == NULL) { printk(KERN_ERR "aoe: bi_io_vec is NULL\n"); BUG(); diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index 2cc4dda4627..a67d0a611a8 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c @@ -113,6 +113,8 @@ static struct board_type products[] = { {0x409D0E11, "Smart Array 6400 EM", &SA5_access}, {0x40910E11, "Smart Array 6i", &SA5_access}, {0x3225103C, "Smart Array P600", &SA5_access}, + {0x3223103C, "Smart Array P800", &SA5_access}, + {0x3234103C, "Smart Array P400", &SA5_access}, {0x3235103C, "Smart Array P400i", &SA5_access}, {0x3211103C, "Smart Array E200i", &SA5_access}, {0x3212103C, "Smart Array E200", &SA5_access}, @@ -3753,7 +3755,7 @@ static void __devinit cciss_wait_for_mode_change_ack(ctlr_info_t *h) for (i = 0; i < MAX_CONFIG_WAIT; i++) { if (!(readl(h->vaddr + SA5_DOORBELL) & CFGTBL_ChangeReq)) break; - msleep(10); + usleep_range(10000, 20000); } } @@ -3937,10 +3939,9 @@ static int __devinit cciss_lookup_board_id(struct pci_dev *pdev, u32 *board_id) *board_id = ((subsystem_device_id << 16) & 0xffff0000) | subsystem_vendor_id; - for (i = 0; i < ARRAY_SIZE(products); i++) { + for (i = 0; i < ARRAY_SIZE(products); i++) if (*board_id == products[i].board_id) return i; - } dev_warn(&pdev->dev, "unrecognized board ID: 0x%08x, ignoring.\n", *board_id); return -ENODEV; @@ -3971,18 +3972,31 @@ static int __devinit cciss_pci_find_memory_BAR(struct pci_dev *pdev, return -ENODEV; } -static int __devinit cciss_wait_for_board_ready(ctlr_info_t *h) +static int __devinit cciss_wait_for_board_state(struct pci_dev *pdev, + void __iomem *vaddr, int wait_for_ready) +#define BOARD_READY 1 +#define BOARD_NOT_READY 0 { - int i; + int i, iterations; u32 scratchpad; - for (i = 0; i < CCISS_BOARD_READY_ITERATIONS; i++) { - scratchpad = readl(h->vaddr + SA5_SCRATCHPAD_OFFSET); - if (scratchpad == CCISS_FIRMWARE_READY) - return 0; + if (wait_for_ready) + iterations = CCISS_BOARD_READY_ITERATIONS; + else + iterations = CCISS_BOARD_NOT_READY_ITERATIONS; + + for (i = 0; i < iterations; i++) { + scratchpad = readl(vaddr + SA5_SCRATCHPAD_OFFSET); + if (wait_for_ready) { + if (scratchpad == CCISS_FIRMWARE_READY) + return 0; + } else { + if (scratchpad != CCISS_FIRMWARE_READY) + return 0; + } msleep(CCISS_BOARD_READY_POLL_INTERVAL_MSECS); } - dev_warn(&h->pdev->dev, "board not ready, timed out.\n"); + dev_warn(&pdev->dev, "board not ready, timed out.\n"); return -ENODEV; } @@ -4031,6 +4045,11 @@ static int __devinit cciss_find_cfgtables(ctlr_info_t *h) static void __devinit cciss_get_max_perf_mode_cmds(struct ctlr_info *h) { h->max_commands = readl(&(h->cfgtable->MaxPerformantModeCommands)); + + /* Limit commands in memory limited kdump scenario. */ + if (reset_devices && h->max_commands > 32) + h->max_commands = 32; + if (h->max_commands < 16) { dev_warn(&h->pdev->dev, "Controller reports " "max supported commands of %d, an obvious lie. " @@ -4148,7 +4167,7 @@ static int __devinit cciss_pci_init(ctlr_info_t *h) err = -ENOMEM; goto err_out_free_res; } - err = cciss_wait_for_board_ready(h); + err = cciss_wait_for_board_state(h->pdev, h->vaddr, BOARD_READY); if (err) goto err_out_free_res; err = cciss_find_cfgtables(h); @@ -4313,36 +4332,6 @@ static __devinit int cciss_message(struct pci_dev *pdev, unsigned char opcode, u #define cciss_soft_reset_controller(p) cciss_message(p, 1, 0) #define cciss_noop(p) cciss_message(p, 3, 0) -static __devinit int cciss_reset_msi(struct pci_dev *pdev) -{ -/* the #defines are stolen from drivers/pci/msi.h. */ -#define msi_control_reg(base) (base + PCI_MSI_FLAGS) -#define PCI_MSIX_FLAGS_ENABLE (1 << 15) - - int pos; - u16 control = 0; - - pos = pci_find_capability(pdev, PCI_CAP_ID_MSI); - if (pos) { - pci_read_config_word(pdev, msi_control_reg(pos), &control); - if (control & PCI_MSI_FLAGS_ENABLE) { - dev_info(&pdev->dev, "resetting MSI\n"); - pci_write_config_word(pdev, msi_control_reg(pos), control & ~PCI_MSI_FLAGS_ENABLE); - } - } - - pos = pci_find_capability(pdev, PCI_CAP_ID_MSIX); - if (pos) { - pci_read_config_word(pdev, msi_control_reg(pos), &control); - if (control & PCI_MSIX_FLAGS_ENABLE) { - dev_info(&pdev->dev, "resetting MSI-X\n"); - pci_write_config_word(pdev, msi_control_reg(pos), control & ~PCI_MSIX_FLAGS_ENABLE); - } - } - - return 0; -} - static int cciss_controller_hard_reset(struct pci_dev *pdev, void * __iomem vaddr, bool use_doorbell) { @@ -4397,17 +4386,17 @@ static int cciss_controller_hard_reset(struct pci_dev *pdev, * states or using the doorbell register. */ static __devinit int cciss_kdump_hard_reset_controller(struct pci_dev *pdev) { - u16 saved_config_space[32]; u64 cfg_offset; u32 cfg_base_addr; u64 cfg_base_addr_index; void __iomem *vaddr; unsigned long paddr; u32 misc_fw_support, active_transport; - int rc, i; + int rc; CfgTable_struct __iomem *cfgtable; bool use_doorbell; u32 board_id; + u16 command_register; /* For controllers as old a the p600, this is very nearly * the same thing as @@ -4417,14 +4406,6 @@ static __devinit int cciss_kdump_hard_reset_controller(struct pci_dev *pdev) * pci_set_power_state(pci_dev, PCI_D0); * pci_restore_state(pci_dev); * - * but we can't use these nice canned kernel routines on - * kexec, because they also check the MSI/MSI-X state in PCI - * configuration space and do the wrong thing when it is - * set/cleared. Also, the pci_save/restore_state functions - * violate the ordering requirements for restoring the - * configuration space from the CCISS document (see the - * comment below). So we roll our own .... - * * For controllers newer than the P600, the pci power state * method of resetting doesn't work so we have another way * using the doorbell register. @@ -4443,8 +4424,13 @@ static __devinit int cciss_kdump_hard_reset_controller(struct pci_dev *pdev) return -ENODEV; } - for (i = 0; i < 32; i++) - pci_read_config_word(pdev, 2*i, &saved_config_space[i]); + /* Save the PCI command register */ + pci_read_config_word(pdev, 4, &command_register); + /* Turn the board off. This is so that later pci_restore_state() + * won't turn the board on before the rest of config space is ready. + */ + pci_disable_device(pdev); + pci_save_state(pdev); /* find the first memory BAR, so we can find the cfg table */ rc = cciss_pci_find_memory_BAR(pdev, &paddr); @@ -4479,26 +4465,32 @@ static __devinit int cciss_kdump_hard_reset_controller(struct pci_dev *pdev) rc = cciss_controller_hard_reset(pdev, vaddr, use_doorbell); if (rc) goto unmap_cfgtable; - - /* Restore the PCI configuration space. The Open CISS - * Specification says, "Restore the PCI Configuration - * Registers, offsets 00h through 60h. It is important to - * restore the command register, 16-bits at offset 04h, - * last. Do not restore the configuration status register, - * 16-bits at offset 06h." Note that the offset is 2*i. - */ - for (i = 0; i < 32; i++) { - if (i == 2 || i == 3) - continue; - pci_write_config_word(pdev, 2*i, saved_config_space[i]); + pci_restore_state(pdev); + rc = pci_enable_device(pdev); + if (rc) { + dev_warn(&pdev->dev, "failed to enable device.\n"); + goto unmap_cfgtable; } - wmb(); - pci_write_config_word(pdev, 4, saved_config_space[2]); + pci_write_config_word(pdev, 4, command_register); /* Some devices (notably the HP Smart Array 5i Controller) need a little pause here */ msleep(CCISS_POST_RESET_PAUSE_MSECS); + /* Wait for board to become not ready, then ready. */ + dev_info(&pdev->dev, "Waiting for board to become ready.\n"); + rc = cciss_wait_for_board_state(pdev, vaddr, BOARD_NOT_READY); + if (rc) /* Don't bail, might be E500, etc. which can't be reset */ + dev_warn(&pdev->dev, + "failed waiting for board to become not ready\n"); + rc = cciss_wait_for_board_state(pdev, vaddr, BOARD_READY); + if (rc) { + dev_warn(&pdev->dev, + "failed waiting for board to become ready\n"); + goto unmap_cfgtable; + } + dev_info(&pdev->dev, "board ready.\n"); + /* Controller should be in simple mode at this point. If it's not, * It means we're on one of those controllers which doesn't support * the doorbell reset method and on which the PCI power management reset @@ -4539,8 +4531,6 @@ static __devinit int cciss_init_reset_devices(struct pci_dev *pdev) return 0; /* just try to do the kdump anyhow. */ if (rc) return -ENODEV; - if (cciss_reset_msi(pdev)) - return -ENODEV; /* Now try to get the controller to respond to a no-op */ for (i = 0; i < CCISS_POST_RESET_NOOP_RETRIES; i++) { @@ -4936,7 +4926,8 @@ static void __exit cciss_cleanup(void) } } kthread_stop(cciss_scan_thread); - remove_proc_entry("driver/cciss", NULL); + if (proc_cciss) + remove_proc_entry("driver/cciss", NULL); bus_unregister(&cciss_bus_type); } diff --git a/drivers/block/cciss.h b/drivers/block/cciss.h index ae340ffc8f8..4b8933d778f 100644 --- a/drivers/block/cciss.h +++ b/drivers/block/cciss.h @@ -200,10 +200,14 @@ struct ctlr_info * the above. */ #define CCISS_BOARD_READY_WAIT_SECS (120) +#define CCISS_BOARD_NOT_READY_WAIT_SECS (10) #define CCISS_BOARD_READY_POLL_INTERVAL_MSECS (100) #define CCISS_BOARD_READY_ITERATIONS \ ((CCISS_BOARD_READY_WAIT_SECS * 1000) / \ CCISS_BOARD_READY_POLL_INTERVAL_MSECS) +#define CCISS_BOARD_NOT_READY_ITERATIONS \ + ((CCISS_BOARD_NOT_READY_WAIT_SECS * 1000) / \ + CCISS_BOARD_READY_POLL_INTERVAL_MSECS) #define CCISS_POST_RESET_PAUSE_MSECS (3000) #define CCISS_POST_RESET_NOOP_INTERVAL_MSECS (1000) #define CCISS_POST_RESET_NOOP_RETRIES (12) diff --git a/drivers/block/cciss_scsi.c b/drivers/block/cciss_scsi.c index 575495f3c4b..727d0225b7d 100644 --- a/drivers/block/cciss_scsi.c +++ b/drivers/block/cciss_scsi.c @@ -62,8 +62,8 @@ static int cciss_scsi_proc_info( int length, /* length of data in buffer */ int func); /* 0 == read, 1 == write */ -static int cciss_scsi_queue_command (struct scsi_cmnd *cmd, - void (* done)(struct scsi_cmnd *)); +static int cciss_scsi_queue_command (struct Scsi_Host *h, + struct scsi_cmnd *cmd); static int cciss_eh_device_reset_handler(struct scsi_cmnd *); static int cciss_eh_abort_handler(struct scsi_cmnd *); @@ -1406,7 +1406,7 @@ static void cciss_scatter_gather(ctlr_info_t *h, CommandList_struct *c, static int -cciss_scsi_queue_command (struct scsi_cmnd *cmd, void (* done)(struct scsi_cmnd *)) +cciss_scsi_queue_command_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { ctlr_info_t *h; int rc; @@ -1504,6 +1504,8 @@ cciss_scsi_queue_command (struct scsi_cmnd *cmd, void (* done)(struct scsi_cmnd return 0; } +static DEF_SCSI_QCMD(cciss_scsi_queue_command) + static void cciss_unregister_scsi(ctlr_info_t *h) { struct cciss_scsi_adapter_data_t *sa; diff --git a/drivers/block/drbd/drbd_actlog.c b/drivers/block/drbd/drbd_actlog.c index ac04ef97eac..ba95cba192b 100644 --- a/drivers/block/drbd/drbd_actlog.c +++ b/drivers/block/drbd/drbd_actlog.c @@ -78,11 +78,10 @@ static int _drbd_md_sync_page_io(struct drbd_conf *mdev, init_completion(&md_io.event); md_io.error = 0; - if ((rw & WRITE) && !test_bit(MD_NO_BARRIER, &mdev->flags)) - rw |= REQ_HARDBARRIER; + if ((rw & WRITE) && !test_bit(MD_NO_FUA, &mdev->flags)) + rw |= REQ_FUA; rw |= REQ_UNPLUG | REQ_SYNC; - retry: bio = bio_alloc(GFP_NOIO, 1); bio->bi_bdev = bdev->md_bdev; bio->bi_sector = sector; @@ -100,17 +99,6 @@ static int _drbd_md_sync_page_io(struct drbd_conf *mdev, wait_for_completion(&md_io.event); ok = bio_flagged(bio, BIO_UPTODATE) && md_io.error == 0; - /* check for unsupported barrier op. - * would rather check on EOPNOTSUPP, but that is not reliable. - * don't try again for ANY return value != 0 */ - if (unlikely((bio->bi_rw & REQ_HARDBARRIER) && !ok)) { - /* Try again with no barrier */ - dev_warn(DEV, "Barriers not supported on meta data device - disabling\n"); - set_bit(MD_NO_BARRIER, &mdev->flags); - rw &= ~REQ_HARDBARRIER; - bio_put(bio); - goto retry; - } out: bio_put(bio); return ok; @@ -284,18 +272,32 @@ w_al_write_transaction(struct drbd_conf *mdev, struct drbd_work *w, int unused) u32 xor_sum = 0; if (!get_ldev(mdev)) { - dev_err(DEV, "get_ldev() failed in w_al_write_transaction\n"); + dev_err(DEV, + "disk is %s, cannot start al transaction (-%d +%d)\n", + drbd_disk_str(mdev->state.disk), evicted, new_enr); complete(&((struct update_al_work *)w)->event); return 1; } /* do we have to do a bitmap write, first? * TODO reduce maximum latency: * submit both bios, then wait for both, - * instead of doing two synchronous sector writes. */ + * instead of doing two synchronous sector writes. + * For now, we must not write the transaction, + * if we cannot write out the bitmap of the evicted extent. */ if (mdev->state.conn < C_CONNECTED && evicted != LC_FREE) drbd_bm_write_sect(mdev, evicted/AL_EXT_PER_BM_SECT); - mutex_lock(&mdev->md_io_mutex); /* protects md_io_page, al_tr_cycle, ... */ + /* The bitmap write may have failed, causing a state change. */ + if (mdev->state.disk < D_INCONSISTENT) { + dev_err(DEV, + "disk is %s, cannot write al transaction (-%d +%d)\n", + drbd_disk_str(mdev->state.disk), evicted, new_enr); + complete(&((struct update_al_work *)w)->event); + put_ldev(mdev); + return 1; + } + + mutex_lock(&mdev->md_io_mutex); /* protects md_io_buffer, al_tr_cycle, ... */ buffer = (struct al_transaction *)page_address(mdev->md_io_page); buffer->magic = __constant_cpu_to_be32(DRBD_MAGIC); @@ -739,7 +741,7 @@ void drbd_al_apply_to_bm(struct drbd_conf *mdev) unsigned int enr; unsigned long add = 0; char ppb[10]; - int i; + int i, tmp; wait_event(mdev->al_wait, lc_try_lock(mdev->act_log)); @@ -747,7 +749,9 @@ void drbd_al_apply_to_bm(struct drbd_conf *mdev) enr = lc_element_by_index(mdev->act_log, i)->lc_number; if (enr == LC_FREE) continue; - add += drbd_bm_ALe_set_all(mdev, enr); + tmp = drbd_bm_ALe_set_all(mdev, enr); + dynamic_dev_dbg(DEV, "AL: set %d bits in extent %u\n", tmp, enr); + add += tmp; } lc_unlock(mdev->act_log); diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h index 9bdcf4393c0..1ea1a34e78b 100644 --- a/drivers/block/drbd/drbd_int.h +++ b/drivers/block/drbd/drbd_int.h @@ -114,11 +114,11 @@ struct drbd_conf; #define D_ASSERT(exp) if (!(exp)) \ dev_err(DEV, "ASSERT( " #exp " ) in %s:%d\n", __FILE__, __LINE__) -#define ERR_IF(exp) if (({ \ - int _b = (exp) != 0; \ - if (_b) dev_err(DEV, "%s: (%s) in %s:%d\n", \ - __func__, #exp, __FILE__, __LINE__); \ - _b; \ +#define ERR_IF(exp) if (({ \ + int _b = (exp) != 0; \ + if (_b) dev_err(DEV, "ASSERT FAILED: %s: (%s) in %s:%d\n", \ + __func__, #exp, __FILE__, __LINE__); \ + _b; \ })) /* Defines to control fault insertion */ @@ -749,17 +749,12 @@ struct drbd_epoch { /* drbd_epoch flag bits */ enum { - DE_BARRIER_IN_NEXT_EPOCH_ISSUED, - DE_BARRIER_IN_NEXT_EPOCH_DONE, - DE_CONTAINS_A_BARRIER, DE_HAVE_BARRIER_NUMBER, - DE_IS_FINISHING, }; enum epoch_event { EV_PUT, EV_GOT_BARRIER_NR, - EV_BARRIER_DONE, EV_BECAME_LAST, EV_CLEANUP = 32, /* used as flag */ }; @@ -801,11 +796,6 @@ enum { __EE_CALL_AL_COMPLETE_IO, __EE_MAY_SET_IN_SYNC, - /* This epoch entry closes an epoch using a barrier. - * On sucessful completion, the epoch is released, - * and the P_BARRIER_ACK send. */ - __EE_IS_BARRIER, - /* In case a barrier failed, * we need to resubmit without the barrier flag. */ __EE_RESUBMITTED, @@ -820,7 +810,6 @@ enum { }; #define EE_CALL_AL_COMPLETE_IO (1<<__EE_CALL_AL_COMPLETE_IO) #define EE_MAY_SET_IN_SYNC (1<<__EE_MAY_SET_IN_SYNC) -#define EE_IS_BARRIER (1<<__EE_IS_BARRIER) #define EE_RESUBMITTED (1<<__EE_RESUBMITTED) #define EE_WAS_ERROR (1<<__EE_WAS_ERROR) #define EE_HAS_DIGEST (1<<__EE_HAS_DIGEST) @@ -843,16 +832,15 @@ enum { * Gets cleared when the state.conn * goes into C_CONNECTED state. */ WRITE_BM_AFTER_RESYNC, /* A kmalloc() during resync failed */ - NO_BARRIER_SUPP, /* underlying block device doesn't implement barriers */ CONSIDER_RESYNC, - MD_NO_BARRIER, /* meta data device does not support barriers, - so don't even try */ + MD_NO_FUA, /* Users wants us to not use FUA/FLUSH on meta data dev */ SUSPEND_IO, /* suspend application io */ BITMAP_IO, /* suspend application io; once no more io in flight, start bitmap io */ BITMAP_IO_QUEUED, /* Started bitmap IO */ - GO_DISKLESS, /* Disk failed, local_cnt reached zero, we are going diskless */ + GO_DISKLESS, /* Disk is being detached, on io-error or admin request. */ + WAS_IO_ERROR, /* Local disk failed returned IO error */ RESYNC_AFTER_NEG, /* Resync after online grow after the attach&negotiate finished. */ NET_CONGESTED, /* The data socket is congested */ @@ -947,7 +935,6 @@ enum write_ordering_e { WO_none, WO_drain_io, WO_bdev_flush, - WO_bio_barrier }; struct fifo_buffer { @@ -1281,6 +1268,7 @@ extern int drbd_bmio_set_n_write(struct drbd_conf *mdev); extern int drbd_bmio_clear_n_write(struct drbd_conf *mdev); extern int drbd_bitmap_io(struct drbd_conf *mdev, int (*io_fn)(struct drbd_conf *), char *why); extern void drbd_go_diskless(struct drbd_conf *mdev); +extern void drbd_ldev_destroy(struct drbd_conf *mdev); /* Meta data layout @@ -1798,17 +1786,17 @@ static inline void __drbd_chk_io_error_(struct drbd_conf *mdev, int forcedetach, case EP_PASS_ON: if (!forcedetach) { if (__ratelimit(&drbd_ratelimit_state)) - dev_err(DEV, "Local IO failed in %s." - "Passing error on...\n", where); + dev_err(DEV, "Local IO failed in %s.\n", where); break; } /* NOTE fall through to detach case if forcedetach set */ case EP_DETACH: case EP_CALL_HELPER: + set_bit(WAS_IO_ERROR, &mdev->flags); if (mdev->state.disk > D_FAILED) { _drbd_set_state(_NS(mdev, disk, D_FAILED), CS_HARD, NULL); - dev_err(DEV, "Local IO failed in %s." - "Detaching...\n", where); + dev_err(DEV, + "Local IO failed in %s. Detaching...\n", where); } break; } @@ -1874,7 +1862,7 @@ static inline sector_t drbd_md_last_sector(struct drbd_backing_dev *bdev) static inline sector_t drbd_get_capacity(struct block_device *bdev) { /* return bdev ? get_capacity(bdev->bd_disk) : 0; */ - return bdev ? bdev->bd_inode->i_size >> 9 : 0; + return bdev ? i_size_read(bdev->bd_inode) >> 9 : 0; } /** @@ -2127,7 +2115,11 @@ static inline void put_ldev(struct drbd_conf *mdev) __release(local); D_ASSERT(i >= 0); if (i == 0) { + if (mdev->state.disk == D_DISKLESS) + /* even internal references gone, safe to destroy */ + drbd_ldev_destroy(mdev); if (mdev->state.disk == D_FAILED) + /* all application IO references gone. */ drbd_go_diskless(mdev); wake_up(&mdev->misc_wait); } @@ -2138,6 +2130,10 @@ static inline int _get_ldev_if_state(struct drbd_conf *mdev, enum drbd_disk_stat { int io_allowed; + /* never get a reference while D_DISKLESS */ + if (mdev->state.disk == D_DISKLESS) + return 0; + atomic_inc(&mdev->local_cnt); io_allowed = (mdev->state.disk >= mins); if (!io_allowed) @@ -2406,12 +2402,12 @@ static inline void drbd_md_flush(struct drbd_conf *mdev) { int r; - if (test_bit(MD_NO_BARRIER, &mdev->flags)) + if (test_bit(MD_NO_FUA, &mdev->flags)) return; r = blkdev_issue_flush(mdev->ldev->md_bdev, GFP_KERNEL, NULL); if (r) { - set_bit(MD_NO_BARRIER, &mdev->flags); + set_bit(MD_NO_FUA, &mdev->flags); dev_err(DEV, "meta data flush failed with status %d, disabling md-flushes\n", r); } } diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c index 25c7a73c506..6be5401d0e8 100644 --- a/drivers/block/drbd/drbd_main.c +++ b/drivers/block/drbd/drbd_main.c @@ -835,6 +835,15 @@ static union drbd_state sanitize_state(struct drbd_conf *mdev, union drbd_state ns.conn != C_UNCONNECTED && ns.conn != C_DISCONNECTING && ns.conn <= C_TEAR_DOWN) ns.conn = os.conn; + /* we cannot fail (again) if we already detached */ + if (ns.disk == D_FAILED && os.disk == D_DISKLESS) + ns.disk = D_DISKLESS; + + /* if we are only D_ATTACHING yet, + * we can (and should) go directly to D_DISKLESS. */ + if (ns.disk == D_FAILED && os.disk == D_ATTACHING) + ns.disk = D_DISKLESS; + /* After C_DISCONNECTING only C_STANDALONE may follow */ if (os.conn == C_DISCONNECTING && ns.conn != C_STANDALONE) ns.conn = os.conn; @@ -1056,7 +1065,15 @@ int __drbd_set_state(struct drbd_conf *mdev, !test_and_set_bit(CONFIG_PENDING, &mdev->flags)) set_bit(DEVICE_DYING, &mdev->flags); - mdev->state.i = ns.i; + /* if we are going -> D_FAILED or D_DISKLESS, grab one extra reference + * on the ldev here, to be sure the transition -> D_DISKLESS resp. + * drbd_ldev_destroy() won't happen before our corresponding + * after_state_ch works run, where we put_ldev again. */ + if ((os.disk != D_FAILED && ns.disk == D_FAILED) || + (os.disk != D_DISKLESS && ns.disk == D_DISKLESS)) + atomic_inc(&mdev->local_cnt); + + mdev->state = ns; wake_up(&mdev->misc_wait); wake_up(&mdev->state_wait); @@ -1268,7 +1285,6 @@ static void after_state_ch(struct drbd_conf *mdev, union drbd_state os, if (test_bit(NEW_CUR_UUID, &mdev->flags)) { drbd_uuid_new_current(mdev); clear_bit(NEW_CUR_UUID, &mdev->flags); - drbd_md_sync(mdev); } spin_lock_irq(&mdev->req_lock); _drbd_set_state(_NS(mdev, susp_fen, 0), CS_VERBOSE, NULL); @@ -1365,63 +1381,64 @@ static void after_state_ch(struct drbd_conf *mdev, union drbd_state os, os.disk > D_INCONSISTENT && ns.disk == D_INCONSISTENT) drbd_queue_bitmap_io(mdev, &drbd_bmio_set_n_write, NULL, "set_n_write from invalidate"); - /* first half of local IO error */ - if (os.disk > D_FAILED && ns.disk == D_FAILED) { - enum drbd_io_error_p eh = EP_PASS_ON; + /* first half of local IO error, failure to attach, + * or administrative detach */ + if (os.disk != D_FAILED && ns.disk == D_FAILED) { + enum drbd_io_error_p eh; + int was_io_error; + /* corresponding get_ldev was in __drbd_set_state, to serialize + * our cleanup here with the transition to D_DISKLESS, + * so it is safe to dreference ldev here. */ + eh = mdev->ldev->dc.on_io_error; + was_io_error = test_and_clear_bit(WAS_IO_ERROR, &mdev->flags); + + /* current state still has to be D_FAILED, + * there is only one way out: to D_DISKLESS, + * and that may only happen after our put_ldev below. */ + if (mdev->state.disk != D_FAILED) + dev_err(DEV, + "ASSERT FAILED: disk is %s during detach\n", + drbd_disk_str(mdev->state.disk)); if (drbd_send_state(mdev)) - dev_warn(DEV, "Notified peer that my disk is broken.\n"); + dev_warn(DEV, "Notified peer that I am detaching my disk\n"); else - dev_err(DEV, "Sending state for drbd_io_error() failed\n"); + dev_err(DEV, "Sending state for detaching disk failed\n"); drbd_rs_cancel_all(mdev); - if (get_ldev_if_state(mdev, D_FAILED)) { - eh = mdev->ldev->dc.on_io_error; - put_ldev(mdev); - } - if (eh == EP_CALL_HELPER) + /* In case we want to get something to stable storage still, + * this may be the last chance. + * Following put_ldev may transition to D_DISKLESS. */ + drbd_md_sync(mdev); + put_ldev(mdev); + + if (was_io_error && eh == EP_CALL_HELPER) drbd_khelper(mdev, "local-io-error"); } + /* second half of local IO error, failure to attach, + * or administrative detach, + * after local_cnt references have reached zero again */ + if (os.disk != D_DISKLESS && ns.disk == D_DISKLESS) { + /* We must still be diskless, + * re-attach has to be serialized with this! */ + if (mdev->state.disk != D_DISKLESS) + dev_err(DEV, + "ASSERT FAILED: disk is %s while going diskless\n", + drbd_disk_str(mdev->state.disk)); - /* second half of local IO error handling, - * after local_cnt references have reached zero: */ - if (os.disk == D_FAILED && ns.disk == D_DISKLESS) { - mdev->rs_total = 0; - mdev->rs_failed = 0; - atomic_set(&mdev->rs_pending_cnt, 0); - } - - if (os.disk > D_DISKLESS && ns.disk == D_DISKLESS) { - /* We must still be diskless, - * re-attach has to be serialized with this! */ - if (mdev->state.disk != D_DISKLESS) - dev_err(DEV, - "ASSERT FAILED: disk is %s while going diskless\n", - drbd_disk_str(mdev->state.disk)); + mdev->rs_total = 0; + mdev->rs_failed = 0; + atomic_set(&mdev->rs_pending_cnt, 0); - /* we cannot assert local_cnt == 0 here, as get_ldev_if_state - * will inc/dec it frequently. Since we became D_DISKLESS, no - * one has touched the protected members anymore, though, so we - * are safe to free them here. */ if (drbd_send_state(mdev)) - dev_warn(DEV, "Notified peer that I detached my disk.\n"); + dev_warn(DEV, "Notified peer that I'm now diskless.\n"); else - dev_err(DEV, "Sending state for detach failed\n"); - - lc_destroy(mdev->resync); - mdev->resync = NULL; - lc_destroy(mdev->act_log); - mdev->act_log = NULL; - __no_warn(local, - drbd_free_bc(mdev->ldev); - mdev->ldev = NULL;); - - if (mdev->md_io_tmpp) { - __free_page(mdev->md_io_tmpp); - mdev->md_io_tmpp = NULL; - } + dev_err(DEV, "Sending state for being diskless failed\n"); + /* corresponding get_ldev in __drbd_set_state + * this may finaly trigger drbd_ldev_destroy. */ + put_ldev(mdev); } /* Disks got bigger while they were detached */ @@ -2772,11 +2789,6 @@ void drbd_init_set_defaults(struct drbd_conf *mdev) drbd_set_defaults(mdev); - /* for now, we do NOT yet support it, - * even though we start some framework - * to eventually support barriers */ - set_bit(NO_BARRIER_SUPP, &mdev->flags); - atomic_set(&mdev->ap_bio_cnt, 0); atomic_set(&mdev->ap_pending_cnt, 0); atomic_set(&mdev->rs_pending_cnt, 0); @@ -2842,7 +2854,7 @@ void drbd_init_set_defaults(struct drbd_conf *mdev) drbd_thread_init(mdev, &mdev->asender, drbd_asender); mdev->agreed_pro_version = PRO_VERSION_MAX; - mdev->write_ordering = WO_bio_barrier; + mdev->write_ordering = WO_bdev_flush; mdev->resync_wenr = LC_FREE; } @@ -2899,7 +2911,6 @@ void drbd_mdev_cleanup(struct drbd_conf *mdev) D_ASSERT(list_empty(&mdev->resync_work.list)); D_ASSERT(list_empty(&mdev->unplug_work.list)); D_ASSERT(list_empty(&mdev->go_diskless.list)); - } @@ -3660,6 +3671,8 @@ void drbd_uuid_new_current(struct drbd_conf *mdev) __must_hold(local) get_random_bytes(&val, sizeof(u64)); _drbd_uuid_set(mdev, UI_CURRENT, val); + /* get it to stable storage _now_ */ + drbd_md_sync(mdev); } void drbd_uuid_set_bm(struct drbd_conf *mdev, u64 val) __must_hold(local) @@ -3756,19 +3769,31 @@ static int w_bitmap_io(struct drbd_conf *mdev, struct drbd_work *w, int unused) return 1; } +void drbd_ldev_destroy(struct drbd_conf *mdev) +{ + lc_destroy(mdev->resync); + mdev->resync = NULL; + lc_destroy(mdev->act_log); + mdev->act_log = NULL; + __no_warn(local, + drbd_free_bc(mdev->ldev); + mdev->ldev = NULL;); + + if (mdev->md_io_tmpp) { + __free_page(mdev->md_io_tmpp); + mdev->md_io_tmpp = NULL; + } + clear_bit(GO_DISKLESS, &mdev->flags); +} + static int w_go_diskless(struct drbd_conf *mdev, struct drbd_work *w, int unused) { D_ASSERT(mdev->state.disk == D_FAILED); /* we cannot assert local_cnt == 0 here, as get_ldev_if_state will * inc/dec it frequently. Once we are D_DISKLESS, no one will touch - * the protected members anymore, though, so in the after_state_ch work - * it will be safe to free them. */ + * the protected members anymore, though, so once put_ldev reaches zero + * again, it will be safe to free them. */ drbd_force_state(mdev, NS(disk, D_DISKLESS)); - /* We need to wait for return of references checked out while we still - * have been D_FAILED, though (drbd_md_sync, bitmap io). */ - wait_event(mdev->misc_wait, !atomic_read(&mdev->local_cnt)); - - clear_bit(GO_DISKLESS, &mdev->flags); return 1; } @@ -3777,9 +3802,6 @@ void drbd_go_diskless(struct drbd_conf *mdev) D_ASSERT(mdev->state.disk == D_FAILED); if (!test_and_set_bit(GO_DISKLESS, &mdev->flags)) drbd_queue_work(&mdev->data.work, &mdev->go_diskless); - /* don't drbd_queue_work_front, - * we need to serialize with the after_state_ch work - * of the -> D_FAILED transition. */ } /** diff --git a/drivers/block/drbd/drbd_nl.c b/drivers/block/drbd/drbd_nl.c index 87925e97e61..29e5c70e4e2 100644 --- a/drivers/block/drbd/drbd_nl.c +++ b/drivers/block/drbd/drbd_nl.c @@ -870,6 +870,11 @@ static int drbd_nl_disk_conf(struct drbd_conf *mdev, struct drbd_nl_cfg_req *nlp retcode = ERR_DISK_CONFIGURED; goto fail; } + /* It may just now have detached because of IO error. Make sure + * drbd_ldev_destroy is done already, we may end up here very fast, + * e.g. if someone calls attach from the on-io-error handler, + * to realize a "hot spare" feature (not that I'd recommend that) */ + wait_event(mdev->misc_wait, !atomic_read(&mdev->local_cnt)); /* allocation not in the IO path, cqueue thread context */ nbc = kzalloc(sizeof(struct drbd_backing_dev), GFP_KERNEL); @@ -1098,9 +1103,9 @@ static int drbd_nl_disk_conf(struct drbd_conf *mdev, struct drbd_nl_cfg_req *nlp /* Reset the "barriers don't work" bits here, then force meta data to * be written, to ensure we determine if barriers are supported. */ if (nbc->dc.no_md_flush) - set_bit(MD_NO_BARRIER, &mdev->flags); + set_bit(MD_NO_FUA, &mdev->flags); else - clear_bit(MD_NO_BARRIER, &mdev->flags); + clear_bit(MD_NO_FUA, &mdev->flags); /* Point of no return reached. * Devices and memory are no longer released by error cleanup below. @@ -1112,8 +1117,8 @@ static int drbd_nl_disk_conf(struct drbd_conf *mdev, struct drbd_nl_cfg_req *nlp nbc = NULL; resync_lru = NULL; - mdev->write_ordering = WO_bio_barrier; - drbd_bump_write_ordering(mdev, WO_bio_barrier); + mdev->write_ordering = WO_bdev_flush; + drbd_bump_write_ordering(mdev, WO_bdev_flush); if (drbd_md_test_flag(mdev->ldev, MDF_CRASHED_PRIMARY)) set_bit(CRASHED_PRIMARY, &mdev->flags); @@ -1262,7 +1267,7 @@ static int drbd_nl_disk_conf(struct drbd_conf *mdev, struct drbd_nl_cfg_req *nlp force_diskless_dec: put_ldev(mdev); force_diskless: - drbd_force_state(mdev, NS(disk, D_DISKLESS)); + drbd_force_state(mdev, NS(disk, D_FAILED)); drbd_md_sync(mdev); release_bdev2_fail: if (nbc) @@ -1285,10 +1290,19 @@ static int drbd_nl_disk_conf(struct drbd_conf *mdev, struct drbd_nl_cfg_req *nlp return 0; } +/* Detaching the disk is a process in multiple stages. First we need to lock + * out application IO, in-flight IO, IO stuck in drbd_al_begin_io. + * Then we transition to D_DISKLESS, and wait for put_ldev() to return all + * internal references as well. + * Only then we have finally detached. */ static int drbd_nl_detach(struct drbd_conf *mdev, struct drbd_nl_cfg_req *nlp, struct drbd_nl_cfg_reply *reply) { + drbd_suspend_io(mdev); /* so no-one is stuck in drbd_al_begin_io */ reply->ret_code = drbd_request_state(mdev, NS(disk, D_DISKLESS)); + if (mdev->state.disk == D_DISKLESS) + wait_event(mdev->misc_wait, !atomic_read(&mdev->local_cnt)); + drbd_resume_io(mdev); return 0; } @@ -1953,7 +1967,6 @@ static int drbd_nl_resume_io(struct drbd_conf *mdev, struct drbd_nl_cfg_req *nlp if (test_bit(NEW_CUR_UUID, &mdev->flags)) { drbd_uuid_new_current(mdev); clear_bit(NEW_CUR_UUID, &mdev->flags); - drbd_md_sync(mdev); } drbd_suspend_io(mdev); reply->ret_code = drbd_request_state(mdev, NS3(susp, 0, susp_nod, 0, susp_fen, 0)); diff --git a/drivers/block/drbd/drbd_proc.c b/drivers/block/drbd/drbd_proc.c index ad325c5d0ce..7e6ac307e2d 100644 --- a/drivers/block/drbd/drbd_proc.c +++ b/drivers/block/drbd/drbd_proc.c @@ -158,7 +158,6 @@ static int drbd_seq_show(struct seq_file *seq, void *v) [WO_none] = 'n', [WO_drain_io] = 'd', [WO_bdev_flush] = 'f', - [WO_bio_barrier] = 'b', }; seq_printf(seq, "version: " REL_VERSION " (api:%d/proto:%d-%d)\n%s\n", diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c index efd6169acf2..89d8a7cc405 100644 --- a/drivers/block/drbd/drbd_receiver.c +++ b/drivers/block/drbd/drbd_receiver.c @@ -36,7 +36,6 @@ #include <linux/memcontrol.h> #include <linux/mm_inline.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #include <linux/pkt_sched.h> #define __KERNEL_SYSCALLS__ #include <linux/unistd.h> @@ -49,11 +48,6 @@ #include "drbd_vli.h" -struct flush_work { - struct drbd_work w; - struct drbd_epoch *epoch; -}; - enum finish_epoch { FE_STILL_LIVE, FE_DESTROYED, @@ -66,16 +60,6 @@ static int drbd_do_auth(struct drbd_conf *mdev); static enum finish_epoch drbd_may_finish_epoch(struct drbd_conf *, struct drbd_epoch *, enum epoch_event); static int e_end_block(struct drbd_conf *, struct drbd_work *, int); -static struct drbd_epoch *previous_epoch(struct drbd_conf *mdev, struct drbd_epoch *epoch) -{ - struct drbd_epoch *prev; - spin_lock(&mdev->epoch_lock); - prev = list_entry(epoch->list.prev, struct drbd_epoch, list); - if (prev == epoch || prev == mdev->current_epoch) - prev = NULL; - spin_unlock(&mdev->epoch_lock); - return prev; -} #define GFP_TRY (__GFP_HIGHMEM | __GFP_NOWARN) @@ -981,7 +965,7 @@ static int drbd_recv_header(struct drbd_conf *mdev, enum drbd_packets *cmd, unsi return TRUE; } -static enum finish_epoch drbd_flush_after_epoch(struct drbd_conf *mdev, struct drbd_epoch *epoch) +static void drbd_flush(struct drbd_conf *mdev) { int rv; @@ -997,24 +981,6 @@ static enum finish_epoch drbd_flush_after_epoch(struct drbd_conf *mdev, struct d } put_ldev(mdev); } - - return drbd_may_finish_epoch(mdev, epoch, EV_BARRIER_DONE); -} - -static int w_flush(struct drbd_conf *mdev, struct drbd_work *w, int cancel) -{ - struct flush_work *fw = (struct flush_work *)w; - struct drbd_epoch *epoch = fw->epoch; - - kfree(w); - - if (!test_and_set_bit(DE_BARRIER_IN_NEXT_EPOCH_ISSUED, &epoch->flags)) - drbd_flush_after_epoch(mdev, epoch); - - drbd_may_finish_epoch(mdev, epoch, EV_PUT | - (mdev->state.conn < C_CONNECTED ? EV_CLEANUP : 0)); - - return 1; } /** @@ -1027,15 +993,13 @@ static enum finish_epoch drbd_may_finish_epoch(struct drbd_conf *mdev, struct drbd_epoch *epoch, enum epoch_event ev) { - int finish, epoch_size; + int epoch_size; struct drbd_epoch *next_epoch; - int schedule_flush = 0; enum finish_epoch rv = FE_STILL_LIVE; spin_lock(&mdev->epoch_lock); do { next_epoch = NULL; - finish = 0; epoch_size = atomic_read(&epoch->epoch_size); @@ -1045,16 +1009,6 @@ static enum finish_epoch drbd_may_finish_epoch(struct drbd_conf *mdev, break; case EV_GOT_BARRIER_NR: set_bit(DE_HAVE_BARRIER_NUMBER, &epoch->flags); - - /* Special case: If we just switched from WO_bio_barrier to - WO_bdev_flush we should not finish the current epoch */ - if (test_bit(DE_CONTAINS_A_BARRIER, &epoch->flags) && epoch_size == 1 && - mdev->write_ordering != WO_bio_barrier && - epoch == mdev->current_epoch) - clear_bit(DE_CONTAINS_A_BARRIER, &epoch->flags); - break; - case EV_BARRIER_DONE: - set_bit(DE_BARRIER_IN_NEXT_EPOCH_DONE, &epoch->flags); break; case EV_BECAME_LAST: /* nothing to do*/ @@ -1063,23 +1017,7 @@ static enum finish_epoch drbd_may_finish_epoch(struct drbd_conf *mdev, if (epoch_size != 0 && atomic_read(&epoch->active) == 0 && - test_bit(DE_HAVE_BARRIER_NUMBER, &epoch->flags) && - epoch->list.prev == &mdev->current_epoch->list && - !test_bit(DE_IS_FINISHING, &epoch->flags)) { - /* Nearly all conditions are met to finish that epoch... */ - if (test_bit(DE_BARRIER_IN_NEXT_EPOCH_DONE, &epoch->flags) || - mdev->write_ordering == WO_none || - (epoch_size == 1 && test_bit(DE_CONTAINS_A_BARRIER, &epoch->flags)) || - ev & EV_CLEANUP) { - finish = 1; - set_bit(DE_IS_FINISHING, &epoch->flags); - } else if (!test_bit(DE_BARRIER_IN_NEXT_EPOCH_ISSUED, &epoch->flags) && - mdev->write_ordering == WO_bio_barrier) { - atomic_inc(&epoch->active); - schedule_flush = 1; - } - } - if (finish) { + test_bit(DE_HAVE_BARRIER_NUMBER, &epoch->flags)) { if (!(ev & EV_CLEANUP)) { spin_unlock(&mdev->epoch_lock); drbd_send_b_ack(mdev, epoch->barrier_nr, epoch_size); @@ -1102,6 +1040,7 @@ static enum finish_epoch drbd_may_finish_epoch(struct drbd_conf *mdev, /* atomic_set(&epoch->active, 0); is already zero */ if (rv == FE_STILL_LIVE) rv = FE_RECYCLED; + wake_up(&mdev->ee_wait); } } @@ -1113,22 +1052,6 @@ static enum finish_epoch drbd_may_finish_epoch(struct drbd_conf *mdev, spin_unlock(&mdev->epoch_lock); - if (schedule_flush) { - struct flush_work *fw; - fw = kmalloc(sizeof(*fw), GFP_ATOMIC); - if (fw) { - fw->w.cb = w_flush; - fw->epoch = epoch; - drbd_queue_work(&mdev->data.work, &fw->w); - } else { - dev_warn(DEV, "Could not kmalloc a flush_work obj\n"); - set_bit(DE_BARRIER_IN_NEXT_EPOCH_ISSUED, &epoch->flags); - /* That is not a recursion, only one level */ - drbd_may_finish_epoch(mdev, epoch, EV_BARRIER_DONE); - drbd_may_finish_epoch(mdev, epoch, EV_PUT); - } - } - return rv; } @@ -1144,19 +1067,16 @@ void drbd_bump_write_ordering(struct drbd_conf *mdev, enum write_ordering_e wo) [WO_none] = "none", [WO_drain_io] = "drain", [WO_bdev_flush] = "flush", - [WO_bio_barrier] = "barrier", }; pwo = mdev->write_ordering; wo = min(pwo, wo); - if (wo == WO_bio_barrier && mdev->ldev->dc.no_disk_barrier) - wo = WO_bdev_flush; if (wo == WO_bdev_flush && mdev->ldev->dc.no_disk_flush) wo = WO_drain_io; if (wo == WO_drain_io && mdev->ldev->dc.no_disk_drain) wo = WO_none; mdev->write_ordering = wo; - if (pwo != mdev->write_ordering || wo == WO_bio_barrier) + if (pwo != mdev->write_ordering || wo == WO_bdev_flush) dev_info(DEV, "Method to ensure write ordering: %s\n", write_ordering_str[mdev->write_ordering]); } @@ -1192,7 +1112,7 @@ next_bio: bio->bi_sector = sector; bio->bi_bdev = mdev->ldev->backing_bdev; /* we special case some flags in the multi-bio case, see below - * (REQ_UNPLUG, REQ_HARDBARRIER) */ + * (REQ_UNPLUG) */ bio->bi_rw = rw; bio->bi_private = e; bio->bi_end_io = drbd_endio_sec; @@ -1226,11 +1146,6 @@ next_bio: bio->bi_rw &= ~REQ_UNPLUG; drbd_generic_make_request(mdev, fault_type, bio); - - /* strip off REQ_HARDBARRIER, - * unless it is the first or last bio */ - if (bios && bios->bi_next) - bios->bi_rw &= ~REQ_HARDBARRIER; } while (bios); maybe_kick_lo(mdev); return 0; @@ -1244,45 +1159,9 @@ fail: return -ENOMEM; } -/** - * w_e_reissue() - Worker callback; Resubmit a bio, without REQ_HARDBARRIER set - * @mdev: DRBD device. - * @w: work object. - * @cancel: The connection will be closed anyways (unused in this callback) - */ -int w_e_reissue(struct drbd_conf *mdev, struct drbd_work *w, int cancel) __releases(local) -{ - struct drbd_epoch_entry *e = (struct drbd_epoch_entry *)w; - /* We leave DE_CONTAINS_A_BARRIER and EE_IS_BARRIER in place, - (and DE_BARRIER_IN_NEXT_EPOCH_ISSUED in the previous Epoch) - so that we can finish that epoch in drbd_may_finish_epoch(). - That is necessary if we already have a long chain of Epochs, before - we realize that REQ_HARDBARRIER is actually not supported */ - - /* As long as the -ENOTSUPP on the barrier is reported immediately - that will never trigger. If it is reported late, we will just - print that warning and continue correctly for all future requests - with WO_bdev_flush */ - if (previous_epoch(mdev, e->epoch)) - dev_warn(DEV, "Write ordering was not enforced (one time event)\n"); - - /* we still have a local reference, - * get_ldev was done in receive_Data. */ - - e->w.cb = e_end_block; - if (drbd_submit_ee(mdev, e, WRITE, DRBD_FAULT_DT_WR) != 0) { - /* drbd_submit_ee fails for one reason only: - * if was not able to allocate sufficient bios. - * requeue, try again later. */ - e->w.cb = w_e_reissue; - drbd_queue_work(&mdev->data.work, &e->w); - } - return 1; -} - static int receive_Barrier(struct drbd_conf *mdev, enum drbd_packets cmd, unsigned int data_size) { - int rv, issue_flush; + int rv; struct p_barrier *p = &mdev->data.rbuf.barrier; struct drbd_epoch *epoch; @@ -1300,44 +1179,40 @@ static int receive_Barrier(struct drbd_conf *mdev, enum drbd_packets cmd, unsign * Therefore we must send the barrier_ack after the barrier request was * completed. */ switch (mdev->write_ordering) { - case WO_bio_barrier: case WO_none: if (rv == FE_RECYCLED) return TRUE; - break; + + /* receiver context, in the writeout path of the other node. + * avoid potential distributed deadlock */ + epoch = kmalloc(sizeof(struct drbd_epoch), GFP_NOIO); + if (epoch) + break; + else + dev_warn(DEV, "Allocation of an epoch failed, slowing down\n"); + /* Fall through */ case WO_bdev_flush: case WO_drain_io: - if (rv == FE_STILL_LIVE) { - set_bit(DE_BARRIER_IN_NEXT_EPOCH_ISSUED, &mdev->current_epoch->flags); - drbd_wait_ee_list_empty(mdev, &mdev->active_ee); - rv = drbd_flush_after_epoch(mdev, mdev->current_epoch); - } - if (rv == FE_RECYCLED) - return TRUE; - - /* The asender will send all the ACKs and barrier ACKs out, since - all EEs moved from the active_ee to the done_ee. We need to - provide a new epoch object for the EEs that come in soon */ - break; - } - - /* receiver context, in the writeout path of the other node. - * avoid potential distributed deadlock */ - epoch = kmalloc(sizeof(struct drbd_epoch), GFP_NOIO); - if (!epoch) { - dev_warn(DEV, "Allocation of an epoch failed, slowing down\n"); - issue_flush = !test_and_set_bit(DE_BARRIER_IN_NEXT_EPOCH_ISSUED, &mdev->current_epoch->flags); drbd_wait_ee_list_empty(mdev, &mdev->active_ee); - if (issue_flush) { - rv = drbd_flush_after_epoch(mdev, mdev->current_epoch); - if (rv == FE_RECYCLED) - return TRUE; + drbd_flush(mdev); + + if (atomic_read(&mdev->current_epoch->epoch_size)) { + epoch = kmalloc(sizeof(struct drbd_epoch), GFP_NOIO); + if (epoch) + break; } - drbd_wait_ee_list_empty(mdev, &mdev->done_ee); + epoch = mdev->current_epoch; + wait_event(mdev->ee_wait, atomic_read(&epoch->epoch_size) == 0); + + D_ASSERT(atomic_read(&epoch->active) == 0); + D_ASSERT(epoch->flags == 0); return TRUE; + default: + dev_err(DEV, "Strangeness in mdev->write_ordering %d\n", mdev->write_ordering); + return FALSE; } epoch->flags = 0; @@ -1652,15 +1527,8 @@ static int e_end_block(struct drbd_conf *mdev, struct drbd_work *w, int cancel) { struct drbd_epoch_entry *e = (struct drbd_epoch_entry *)w; sector_t sector = e->sector; - struct drbd_epoch *epoch; int ok = 1, pcmd; - if (e->flags & EE_IS_BARRIER) { - epoch = previous_epoch(mdev, e->epoch); - if (epoch) - drbd_may_finish_epoch(mdev, epoch, EV_BARRIER_DONE + (cancel ? EV_CLEANUP : 0)); - } - if (mdev->net_conf->wire_protocol == DRBD_PROT_C) { if (likely((e->flags & EE_WAS_ERROR) == 0)) { pcmd = (mdev->state.conn >= C_SYNC_SOURCE && @@ -1817,27 +1685,6 @@ static int receive_Data(struct drbd_conf *mdev, enum drbd_packets cmd, unsigned e->epoch = mdev->current_epoch; atomic_inc(&e->epoch->epoch_size); atomic_inc(&e->epoch->active); - - if (mdev->write_ordering == WO_bio_barrier && atomic_read(&e->epoch->epoch_size) == 1) { - struct drbd_epoch *epoch; - /* Issue a barrier if we start a new epoch, and the previous epoch - was not a epoch containing a single request which already was - a Barrier. */ - epoch = list_entry(e->epoch->list.prev, struct drbd_epoch, list); - if (epoch == e->epoch) { - set_bit(DE_CONTAINS_A_BARRIER, &e->epoch->flags); - rw |= REQ_HARDBARRIER; - e->flags |= EE_IS_BARRIER; - } else { - if (atomic_read(&epoch->epoch_size) > 1 || - !test_bit(DE_CONTAINS_A_BARRIER, &epoch->flags)) { - set_bit(DE_BARRIER_IN_NEXT_EPOCH_ISSUED, &epoch->flags); - set_bit(DE_CONTAINS_A_BARRIER, &e->epoch->flags); - rw |= REQ_HARDBARRIER; - e->flags |= EE_IS_BARRIER; - } - } - } spin_unlock(&mdev->epoch_lock); dp_flags = be32_to_cpu(p->dp_flags); @@ -1995,10 +1842,11 @@ static int receive_Data(struct drbd_conf *mdev, enum drbd_packets cmd, unsigned break; } - if (mdev->state.pdsk == D_DISKLESS) { + if (mdev->state.pdsk < D_INCONSISTENT) { /* In case we have the only disk of the cluster, */ drbd_set_out_of_sync(mdev, e->sector, e->size); e->flags |= EE_CALL_AL_COMPLETE_IO; + e->flags &= ~EE_MAY_SET_IN_SYNC; drbd_al_begin_io(mdev, e->sector); } @@ -3362,7 +3210,7 @@ static int receive_state(struct drbd_conf *mdev, enum drbd_packets cmd, unsigned if (ns.conn == C_MASK) { ns.conn = C_CONNECTED; if (mdev->state.disk == D_NEGOTIATING) { - drbd_force_state(mdev, NS(disk, D_DISKLESS)); + drbd_force_state(mdev, NS(disk, D_FAILED)); } else if (peer_state.disk == D_NEGOTIATING) { dev_err(DEV, "Disk attach process on the peer node was aborted.\n"); peer_state.disk = D_DISKLESS; diff --git a/drivers/block/drbd/drbd_req.c b/drivers/block/drbd/drbd_req.c index 9e91a2545fc..11a75d32a2e 100644 --- a/drivers/block/drbd/drbd_req.c +++ b/drivers/block/drbd/drbd_req.c @@ -258,7 +258,7 @@ void _req_may_be_done(struct drbd_request *req, struct bio_and_error *m) if (!hlist_unhashed(&req->colision)) hlist_del(&req->colision); else - D_ASSERT((s & RQ_NET_MASK) == 0); + D_ASSERT((s & (RQ_NET_MASK & ~RQ_NET_DONE)) == 0); /* for writes we need to do some extra housekeeping */ if (rw == WRITE) @@ -813,7 +813,8 @@ static int drbd_make_request_common(struct drbd_conf *mdev, struct bio *bio) mdev->state.conn >= C_CONNECTED)); if (!(local || remote) && !is_susp(mdev->state)) { - dev_err(DEV, "IO ERROR: neither local nor remote disk\n"); + if (__ratelimit(&drbd_ratelimit_state)) + dev_err(DEV, "IO ERROR: neither local nor remote disk\n"); goto fail_free_complete; } @@ -942,12 +943,21 @@ allocate_barrier: if (local) { req->private_bio->bi_bdev = mdev->ldev->backing_bdev; - if (FAULT_ACTIVE(mdev, rw == WRITE ? DRBD_FAULT_DT_WR - : rw == READ ? DRBD_FAULT_DT_RD - : DRBD_FAULT_DT_RA)) + /* State may have changed since we grabbed our reference on the + * mdev->ldev member. Double check, and short-circuit to endio. + * In case the last activity log transaction failed to get on + * stable storage, and this is a WRITE, we may not even submit + * this bio. */ + if (get_ldev(mdev)) { + if (FAULT_ACTIVE(mdev, rw == WRITE ? DRBD_FAULT_DT_WR + : rw == READ ? DRBD_FAULT_DT_RD + : DRBD_FAULT_DT_RA)) + bio_endio(req->private_bio, -EIO); + else + generic_make_request(req->private_bio); + put_ldev(mdev); + } else bio_endio(req->private_bio, -EIO); - else - generic_make_request(req->private_bio); } /* we need to plug ALWAYS since we possibly need to kick lo_dev. @@ -1022,20 +1032,6 @@ int drbd_make_request_26(struct request_queue *q, struct bio *bio) return 0; } - /* Reject barrier requests if we know the underlying device does - * not support them. - * XXX: Need to get this info from peer as well some how so we - * XXX: reject if EITHER side/data/metadata area does not support them. - * - * because of those XXX, this is not yet enabled, - * i.e. in drbd_init_set_defaults we set the NO_BARRIER_SUPP bit. - */ - if (unlikely(bio->bi_rw & REQ_HARDBARRIER) && test_bit(NO_BARRIER_SUPP, &mdev->flags)) { - /* dev_warn(DEV, "Rejecting barrier request as underlying device does not support\n"); */ - bio_endio(bio, -EOPNOTSUPP); - return 0; - } - /* * what we "blindly" assume: */ diff --git a/drivers/block/drbd/drbd_worker.c b/drivers/block/drbd/drbd_worker.c index 108d58015cd..47d223c2409 100644 --- a/drivers/block/drbd/drbd_worker.c +++ b/drivers/block/drbd/drbd_worker.c @@ -26,7 +26,6 @@ #include <linux/module.h> #include <linux/drbd.h> #include <linux/sched.h> -#include <linux/smp_lock.h> #include <linux/wait.h> #include <linux/mm.h> #include <linux/memcontrol.h> @@ -102,12 +101,6 @@ void drbd_endio_read_sec_final(struct drbd_epoch_entry *e) __releases(local) put_ldev(mdev); } -static int is_failed_barrier(int ee_flags) -{ - return (ee_flags & (EE_IS_BARRIER|EE_WAS_ERROR|EE_RESUBMITTED)) - == (EE_IS_BARRIER|EE_WAS_ERROR); -} - /* writes on behalf of the partner, or resync writes, * "submitted" by the receiver, final stage. */ static void drbd_endio_write_sec_final(struct drbd_epoch_entry *e) __releases(local) @@ -119,21 +112,6 @@ static void drbd_endio_write_sec_final(struct drbd_epoch_entry *e) __releases(lo int is_syncer_req; int do_al_complete_io; - /* if this is a failed barrier request, disable use of barriers, - * and schedule for resubmission */ - if (is_failed_barrier(e->flags)) { - drbd_bump_write_ordering(mdev, WO_bdev_flush); - spin_lock_irqsave(&mdev->req_lock, flags); - list_del(&e->w.list); - e->flags = (e->flags & ~EE_WAS_ERROR) | EE_RESUBMITTED; - e->w.cb = w_e_reissue; - /* put_ldev actually happens below, once we come here again. */ - __release(local); - spin_unlock_irqrestore(&mdev->req_lock, flags); - drbd_queue_work(&mdev->data.work, &e->w); - return; - } - D_ASSERT(e->block_id != ID_VACANT); /* after we moved e to done_ee, @@ -925,7 +903,7 @@ out: drbd_md_sync(mdev); if (test_and_clear_bit(WRITE_BM_AFTER_RESYNC, &mdev->flags)) { - dev_warn(DEV, "Writing the whole bitmap, due to failed kmalloc\n"); + dev_info(DEV, "Writing the whole bitmap\n"); drbd_queue_bitmap_io(mdev, &drbd_bm_write, NULL, "write from resync_finished"); } diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c index 767107cce98..3951020e494 100644 --- a/drivers/block/floppy.c +++ b/drivers/block/floppy.c @@ -4363,9 +4363,9 @@ out_unreg_blkdev: out_put_disk: while (dr--) { del_timer(&motor_off_timer[dr]); - put_disk(disks[dr]); if (disks[dr]->queue) blk_cleanup_queue(disks[dr]->queue); + put_disk(disks[dr]); } return err; } @@ -4573,8 +4573,8 @@ static void __exit floppy_module_exit(void) device_remove_file(&floppy_device[drive].dev, &dev_attr_cmos); platform_device_unregister(&floppy_device[drive]); } - put_disk(disks[drive]); blk_cleanup_queue(disks[drive]->queue); + put_disk(disks[drive]); } del_timer_sync(&fd_timeout); diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 1e5284ef65f..7ea0bea2f7e 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -481,12 +481,6 @@ static int do_bio_filebacked(struct loop_device *lo, struct bio *bio) if (bio_rw(bio) == WRITE) { struct file *file = lo->lo_backing_file; - /* REQ_HARDBARRIER is deprecated */ - if (bio->bi_rw & REQ_HARDBARRIER) { - ret = -EOPNOTSUPP; - goto out; - } - if (bio->bi_rw & REQ_FLUSH) { ret = vfs_fsync(file, 0); if (unlikely(ret && ret != -EINVAL)) { diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c index 06e2812ba12..255035cfc88 100644 --- a/drivers/block/xen-blkfront.c +++ b/drivers/block/xen-blkfront.c @@ -289,8 +289,6 @@ static int blkif_queue_request(struct request *req) ring_req->operation = rq_data_dir(req) ? BLKIF_OP_WRITE : BLKIF_OP_READ; - if (req->cmd_flags & REQ_HARDBARRIER) - ring_req->operation = BLKIF_OP_WRITE_BARRIER; ring_req->nr_segments = blk_rq_map_sg(req->q, req, info->sg); BUG_ON(ring_req->nr_segments > BLKIF_MAX_SEGMENTS_PER_REQUEST); diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index d120a5c1c09..ab3894f742c 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -68,6 +68,9 @@ static struct usb_device_id btusb_table[] = { /* Apple MacBookPro6,2 */ { USB_DEVICE(0x05ac, 0x8218) }, + /* Apple MacBookAir3,1, MacBookAir3,2 */ + { USB_DEVICE(0x05ac, 0x821b) }, + /* AVM BlueFRITZ! USB v2.0 */ { USB_DEVICE(0x057c, 0x3800) }, @@ -1029,6 +1032,8 @@ static int btusb_probe(struct usb_interface *intf, usb_set_intfdata(intf, data); + usb_enable_autosuspend(interface_to_usbdev(intf)); + return 0; } diff --git a/drivers/char/Makefile b/drivers/char/Makefile index 3a9c0141683..ba53ec956c9 100644 --- a/drivers/char/Makefile +++ b/drivers/char/Makefile @@ -2,24 +2,10 @@ # Makefile for the kernel character device drivers. # -# -# This file contains the font map for the default (hardware) font -# -FONTMAPFILE = cp437.uni - -obj-y += mem.o random.o tty_io.o n_tty.o tty_ioctl.o tty_ldisc.o tty_buffer.o tty_port.o - -obj-y += tty_mutex.o -obj-$(CONFIG_LEGACY_PTYS) += pty.o -obj-$(CONFIG_UNIX98_PTYS) += pty.o +obj-y += mem.o random.o obj-$(CONFIG_TTY_PRINTK) += ttyprintk.o obj-y += misc.o -obj-$(CONFIG_VT) += vt_ioctl.o vc_screen.o selection.o keyboard.o obj-$(CONFIG_BFIN_JTAG_COMM) += bfin_jtag_comm.o -obj-$(CONFIG_CONSOLE_TRANSLATIONS) += consolemap.o consolemap_deftbl.o -obj-$(CONFIG_HW_CONSOLE) += vt.o defkeymap.o -obj-$(CONFIG_AUDIT) += tty_audit.o -obj-$(CONFIG_MAGIC_SYSRQ) += sysrq.o obj-$(CONFIG_MVME147_SCC) += generic_serial.o vme_scc.o obj-$(CONFIG_MVME162_SCC) += generic_serial.o vme_scc.o obj-$(CONFIG_BVME6000_SCC) += generic_serial.o vme_scc.o @@ -41,8 +27,6 @@ obj-$(CONFIG_ISI) += isicom.o obj-$(CONFIG_SYNCLINK) += synclink.o obj-$(CONFIG_SYNCLINKMP) += synclinkmp.o obj-$(CONFIG_SYNCLINK_GT) += synclink_gt.o -obj-$(CONFIG_N_HDLC) += n_hdlc.o -obj-$(CONFIG_N_GSM) += n_gsm.o obj-$(CONFIG_AMIGA_BUILTIN_SERIAL) += amiserial.o obj-$(CONFIG_SX) += sx.o generic_serial.o obj-$(CONFIG_RIO) += rio/ generic_serial.o @@ -74,7 +58,6 @@ obj-$(CONFIG_PRINTER) += lp.o obj-$(CONFIG_APM_EMULATION) += apm-emulation.o obj-$(CONFIG_DTLK) += dtlk.o -obj-$(CONFIG_R3964) += n_r3964.o obj-$(CONFIG_APPLICOM) += applicom.o obj-$(CONFIG_SONYPI) += sonypi.o obj-$(CONFIG_RTC) += rtc.o @@ -115,28 +98,3 @@ obj-$(CONFIG_RAMOOPS) += ramoops.o obj-$(CONFIG_JS_RTC) += js-rtc.o js-rtc-y = rtc.o - -# Files generated that shall be removed upon make clean -clean-files := consolemap_deftbl.c defkeymap.c - -quiet_cmd_conmk = CONMK $@ - cmd_conmk = scripts/conmakehash $< > $@ - -$(obj)/consolemap_deftbl.c: $(src)/$(FONTMAPFILE) - $(call cmd,conmk) - -$(obj)/defkeymap.o: $(obj)/defkeymap.c - -# Uncomment if you're changing the keymap and have an appropriate -# loadkeys version for the map. By default, we'll use the shipped -# versions. -# GENERATE_KEYMAP := 1 - -ifdef GENERATE_KEYMAP - -$(obj)/defkeymap.c: $(obj)/%.c: $(src)/%.map - loadkeys --mktable $< > $@.tmp - sed -e 's/^static *//' $@.tmp > $@ - rm $@.tmp - -endif diff --git a/drivers/char/agp/frontend.c b/drivers/char/agp/frontend.c index 43412c03969..3cb4539a98b 100644 --- a/drivers/char/agp/frontend.c +++ b/drivers/char/agp/frontend.c @@ -39,7 +39,6 @@ #include <linux/mm.h> #include <linux/fs.h> #include <linux/sched.h> -#include <linux/smp_lock.h> #include <asm/uaccess.h> #include <asm/pgtable.h> #include "agp.h" diff --git a/drivers/char/agp/intel-gtt.c b/drivers/char/agp/intel-gtt.c index 6b6760ea243..9272c38dd3c 100644 --- a/drivers/char/agp/intel-gtt.c +++ b/drivers/char/agp/intel-gtt.c @@ -1210,14 +1210,14 @@ static void gen6_write_entry(dma_addr_t addr, unsigned int entry, unsigned int gfdt = flags & AGP_USER_CACHED_MEMORY_GFDT; u32 pte_flags; - if (type_mask == AGP_USER_UNCACHED_MEMORY) + if (type_mask == AGP_USER_MEMORY) pte_flags = GEN6_PTE_UNCACHED | I810_PTE_VALID; else if (type_mask == AGP_USER_CACHED_MEMORY_LLC_MLC) { - pte_flags = GEN6_PTE_LLC | I810_PTE_VALID; + pte_flags = GEN6_PTE_LLC_MLC | I810_PTE_VALID; if (gfdt) pte_flags |= GEN6_PTE_GFDT; } else { /* set 'normal'/'cached' to LLC by default */ - pte_flags = GEN6_PTE_LLC_MLC | I810_PTE_VALID; + pte_flags = GEN6_PTE_LLC | I810_PTE_VALID; if (gfdt) pte_flags |= GEN6_PTE_GFDT; } diff --git a/drivers/char/amiserial.c b/drivers/char/amiserial.c index b0a70461a12..6ee3348bc3e 100644 --- a/drivers/char/amiserial.c +++ b/drivers/char/amiserial.c @@ -81,7 +81,6 @@ static char *serial_version = "4.30"; #include <linux/mm.h> #include <linux/seq_file.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #include <linux/init.h> #include <linux/bitops.h> #include <linux/platform_device.h> @@ -1299,7 +1298,6 @@ static int rs_ioctl(struct tty_struct *tty, struct file * file, { struct async_struct * info = tty->driver_data; struct async_icount cprev, cnow; /* kernel counter temps */ - struct serial_icounter_struct icount; void __user *argp = (void __user *)arg; unsigned long flags; diff --git a/drivers/char/briq_panel.c b/drivers/char/briq_panel.c index f6718f05dad..095ab90535c 100644 --- a/drivers/char/briq_panel.c +++ b/drivers/char/briq_panel.c @@ -6,7 +6,6 @@ #include <linux/module.h> -#include <linux/smp_lock.h> #include <linux/types.h> #include <linux/errno.h> #include <linux/tty.h> diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c index 55b8667f739..7066e801b9d 100644 --- a/drivers/char/hpet.c +++ b/drivers/char/hpet.c @@ -14,7 +14,6 @@ #include <linux/interrupt.h> #include <linux/module.h> #include <linux/kernel.h> -#include <linux/smp_lock.h> #include <linux/types.h> #include <linux/miscdevice.h> #include <linux/major.h> diff --git a/drivers/char/hw_random/core.c b/drivers/char/hw_random/core.c index 788da05190c..2016aad8520 100644 --- a/drivers/char/hw_random/core.c +++ b/drivers/char/hw_random/core.c @@ -37,7 +37,6 @@ #include <linux/kernel.h> #include <linux/fs.h> #include <linux/sched.h> -#include <linux/smp_lock.h> #include <linux/init.h> #include <linux/miscdevice.h> #include <linux/delay.h> diff --git a/drivers/char/i8k.c b/drivers/char/i8k.c index 3bc0eef8871..d72433f2d31 100644 --- a/drivers/char/i8k.c +++ b/drivers/char/i8k.c @@ -120,7 +120,7 @@ static int i8k_smm(struct smm_regs *regs) int eax = regs->eax; #if defined(CONFIG_X86_64) - asm("pushq %%rax\n\t" + asm volatile("pushq %%rax\n\t" "movl 0(%%rax),%%edx\n\t" "pushq %%rdx\n\t" "movl 4(%%rax),%%ebx\n\t" @@ -146,7 +146,7 @@ static int i8k_smm(struct smm_regs *regs) : "a"(regs) : "%ebx", "%ecx", "%edx", "%esi", "%edi", "memory"); #else - asm("pushl %%eax\n\t" + asm volatile("pushl %%eax\n\t" "movl 0(%%eax),%%edx\n\t" "push %%edx\n\t" "movl 4(%%eax),%%ebx\n\t" @@ -167,7 +167,8 @@ static int i8k_smm(struct smm_regs *regs) "movl %%edx,0(%%eax)\n\t" "lahf\n\t" "shrl $8,%%eax\n\t" - "andl $1,%%eax\n":"=a"(rc) + "andl $1,%%eax\n" + :"=a"(rc) : "a"(regs) : "%ebx", "%ecx", "%edx", "%esi", "%edi", "memory"); #endif diff --git a/drivers/char/istallion.c b/drivers/char/istallion.c index 667abd23ad6..7c6de4c9245 100644 --- a/drivers/char/istallion.c +++ b/drivers/char/istallion.c @@ -21,7 +21,6 @@ #include <linux/module.h> #include <linux/sched.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #include <linux/interrupt.h> #include <linux/tty.h> #include <linux/tty_flip.h> diff --git a/drivers/char/nozomi.c b/drivers/char/nozomi.c index dd3f9b1f11b..294d03e8c61 100644 --- a/drivers/char/nozomi.c +++ b/drivers/char/nozomi.c @@ -1828,7 +1828,6 @@ static int ntty_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg) { struct port *port = tty->driver_data; - void __user *argp = (void __user *)arg; int rval = -ENOIOCTLCMD; DBG1("******** IOCTL, cmd: %d", cmd); diff --git a/drivers/char/pcmcia/cm4000_cs.c b/drivers/char/pcmcia/cm4000_cs.c index d962f25dcc2..777181a2e60 100644 --- a/drivers/char/pcmcia/cm4000_cs.c +++ b/drivers/char/pcmcia/cm4000_cs.c @@ -979,8 +979,9 @@ static ssize_t cmm_read(struct file *filp, __user char *buf, size_t count, if (dev->flags0 & 1) { set_bit(IS_CMM_ABSENT, &dev->flags); rc = -ENODEV; + } else { + rc = -EIO; } - rc = -EIO; goto release_io; } diff --git a/drivers/char/pcmcia/synclink_cs.c b/drivers/char/pcmcia/synclink_cs.c index bfc10f89d95..eaa41992fbe 100644 --- a/drivers/char/pcmcia/synclink_cs.c +++ b/drivers/char/pcmcia/synclink_cs.c @@ -2796,6 +2796,7 @@ static const struct tty_operations mgslpc_ops = { .hangup = mgslpc_hangup, .tiocmget = tiocmget, .tiocmset = tiocmset, + .get_icount = mgslpc_get_icount, .proc_fops = &mgslpc_proc_fops, }; diff --git a/drivers/char/serial167.c b/drivers/char/serial167.c index f646725bd56..748c3b0ecd8 100644 --- a/drivers/char/serial167.c +++ b/drivers/char/serial167.c @@ -52,7 +52,6 @@ #include <linux/interrupt.h> #include <linux/serial.h> #include <linux/serialP.h> -#include <linux/smp_lock.h> #include <linux/string.h> #include <linux/fcntl.h> #include <linux/ptrace.h> diff --git a/drivers/char/specialix.c b/drivers/char/specialix.c index 9f8495b4fc8..a7616d226a4 100644 --- a/drivers/char/specialix.c +++ b/drivers/char/specialix.c @@ -87,7 +87,6 @@ #include <linux/tty_flip.h> #include <linux/mm.h> #include <linux/serial.h> -#include <linux/smp_lock.h> #include <linux/fcntl.h> #include <linux/major.h> #include <linux/delay.h> diff --git a/drivers/char/stallion.c b/drivers/char/stallion.c index 4bef6ab8362..461a5a04551 100644 --- a/drivers/char/stallion.c +++ b/drivers/char/stallion.c @@ -40,7 +40,6 @@ #include <linux/stallion.h> #include <linux/ioport.h> #include <linux/init.h> -#include <linux/smp_lock.h> #include <linux/device.h> #include <linux/delay.h> #include <linux/ctype.h> diff --git a/drivers/char/sx.c b/drivers/char/sx.c index e53f1686539..a786326cea2 100644 --- a/drivers/char/sx.c +++ b/drivers/char/sx.c @@ -216,7 +216,6 @@ #include <linux/eisa.h> #include <linux/pci.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #include <linux/init.h> #include <linux/miscdevice.h> #include <linux/bitops.h> diff --git a/drivers/char/uv_mmtimer.c b/drivers/char/uv_mmtimer.c index 493b47a0d51..956ebe2080a 100644 --- a/drivers/char/uv_mmtimer.c +++ b/drivers/char/uv_mmtimer.c @@ -23,7 +23,6 @@ #include <linux/interrupt.h> #include <linux/time.h> #include <linux/math64.h> -#include <linux/smp_lock.h> #include <asm/genapic.h> #include <asm/uv/uv_hub.h> diff --git a/drivers/clocksource/sh_cmt.c b/drivers/clocksource/sh_cmt.c index a4461165228..d68d3aa1814 100644 --- a/drivers/clocksource/sh_cmt.c +++ b/drivers/clocksource/sh_cmt.c @@ -616,13 +616,9 @@ static int sh_cmt_setup(struct sh_cmt_priv *p, struct platform_device *pdev) /* get hold of clock */ p->clk = clk_get(&p->pdev->dev, "cmt_fck"); if (IS_ERR(p->clk)) { - dev_warn(&p->pdev->dev, "using deprecated clock lookup\n"); - p->clk = clk_get(&p->pdev->dev, cfg->clk); - if (IS_ERR(p->clk)) { - dev_err(&p->pdev->dev, "cannot get clock\n"); - ret = PTR_ERR(p->clk); - goto err1; - } + dev_err(&p->pdev->dev, "cannot get clock\n"); + ret = PTR_ERR(p->clk); + goto err1; } if (resource_size(res) == 6) { diff --git a/drivers/clocksource/sh_mtu2.c b/drivers/clocksource/sh_mtu2.c index ef7a5be8a09..40630cb9823 100644 --- a/drivers/clocksource/sh_mtu2.c +++ b/drivers/clocksource/sh_mtu2.c @@ -287,13 +287,9 @@ static int sh_mtu2_setup(struct sh_mtu2_priv *p, struct platform_device *pdev) /* get hold of clock */ p->clk = clk_get(&p->pdev->dev, "mtu2_fck"); if (IS_ERR(p->clk)) { - dev_warn(&p->pdev->dev, "using deprecated clock lookup\n"); - p->clk = clk_get(&p->pdev->dev, cfg->clk); - if (IS_ERR(p->clk)) { - dev_err(&p->pdev->dev, "cannot get clock\n"); - ret = PTR_ERR(p->clk); - goto err1; - } + dev_err(&p->pdev->dev, "cannot get clock\n"); + ret = PTR_ERR(p->clk); + goto err1; } return sh_mtu2_register(p, (char *)dev_name(&p->pdev->dev), diff --git a/drivers/clocksource/sh_tmu.c b/drivers/clocksource/sh_tmu.c index de715901b82..36aba992306 100644 --- a/drivers/clocksource/sh_tmu.c +++ b/drivers/clocksource/sh_tmu.c @@ -393,13 +393,9 @@ static int sh_tmu_setup(struct sh_tmu_priv *p, struct platform_device *pdev) /* get hold of clock */ p->clk = clk_get(&p->pdev->dev, "tmu_fck"); if (IS_ERR(p->clk)) { - dev_warn(&p->pdev->dev, "using deprecated clock lookup\n"); - p->clk = clk_get(&p->pdev->dev, cfg->clk); - if (IS_ERR(p->clk)) { - dev_err(&p->pdev->dev, "cannot get clock\n"); - ret = PTR_ERR(p->clk); - goto err1; - } + dev_err(&p->pdev->dev, "cannot get clock\n"); + ret = PTR_ERR(p->clk); + goto err1; } return sh_tmu_register(p, (char *)dev_name(&p->pdev->dev), diff --git a/drivers/crypto/n2_core.c b/drivers/crypto/n2_core.c index 88ee01510ec..76141262ea1 100644 --- a/drivers/crypto/n2_core.c +++ b/drivers/crypto/n2_core.c @@ -1832,7 +1832,7 @@ static int __devinit get_irq_props(struct mdesc_handle *mdesc, u64 node, return -ENODEV; ino = mdesc_get_property(mdesc, node, "ino", &ino_len); - if (!intr) + if (!ino) return -ENODEV; if (intr_len != ino_len) diff --git a/drivers/crypto/padlock-aes.c b/drivers/crypto/padlock-aes.c index 2e992bc8015..8a515baa38f 100644 --- a/drivers/crypto/padlock-aes.c +++ b/drivers/crypto/padlock-aes.c @@ -286,7 +286,7 @@ static inline u8 *padlock_xcrypt_cbc(const u8 *input, u8 *output, void *key, if (initial) asm volatile (".byte 0xf3,0x0f,0xa7,0xd0" /* rep xcryptcbc */ : "+S" (input), "+D" (output), "+a" (iv) - : "d" (control_word), "b" (key), "c" (count)); + : "d" (control_word), "b" (key), "c" (initial)); asm volatile (".byte 0xf3,0x0f,0xa7,0xd0" /* rep xcryptcbc */ : "+S" (input), "+D" (output), "+a" (iv) diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c index 9dcb17d51ae..84eb607d6c0 100644 --- a/drivers/firewire/ohci.c +++ b/drivers/firewire/ohci.c @@ -577,17 +577,11 @@ static int ohci_update_phy_reg(struct fw_card *card, int addr, return ret; } -static int ar_context_add_page(struct ar_context *ctx) +static void ar_context_link_page(struct ar_context *ctx, + struct ar_buffer *ab, dma_addr_t ab_bus) { - struct device *dev = ctx->ohci->card.device; - struct ar_buffer *ab; - dma_addr_t uninitialized_var(ab_bus); size_t offset; - ab = dma_alloc_coherent(dev, PAGE_SIZE, &ab_bus, GFP_ATOMIC); - if (ab == NULL) - return -ENOMEM; - ab->next = NULL; memset(&ab->descriptor, 0, sizeof(ab->descriptor)); ab->descriptor.control = cpu_to_le16(DESCRIPTOR_INPUT_MORE | @@ -606,6 +600,19 @@ static int ar_context_add_page(struct ar_context *ctx) reg_write(ctx->ohci, CONTROL_SET(ctx->regs), CONTEXT_WAKE); flush_writes(ctx->ohci); +} + +static int ar_context_add_page(struct ar_context *ctx) +{ + struct device *dev = ctx->ohci->card.device; + struct ar_buffer *ab; + dma_addr_t uninitialized_var(ab_bus); + + ab = dma_alloc_coherent(dev, PAGE_SIZE, &ab_bus, GFP_ATOMIC); + if (ab == NULL) + return -ENOMEM; + + ar_context_link_page(ctx, ab, ab_bus); return 0; } @@ -730,16 +737,17 @@ static __le32 *handle_ar_packet(struct ar_context *ctx, __le32 *buffer) static void ar_context_tasklet(unsigned long data) { struct ar_context *ctx = (struct ar_context *)data; - struct fw_ohci *ohci = ctx->ohci; struct ar_buffer *ab; struct descriptor *d; void *buffer, *end; + __le16 res_count; ab = ctx->current_buffer; d = &ab->descriptor; - if (d->res_count == 0) { - size_t size, rest, offset; + res_count = ACCESS_ONCE(d->res_count); + if (res_count == 0) { + size_t size, size2, rest, pktsize, size3, offset; dma_addr_t start_bus; void *start; @@ -750,29 +758,63 @@ static void ar_context_tasklet(unsigned long data) */ offset = offsetof(struct ar_buffer, data); - start = buffer = ab; + start = ab; start_bus = le32_to_cpu(ab->descriptor.data_address) - offset; + buffer = ab->data; ab = ab->next; d = &ab->descriptor; - size = buffer + PAGE_SIZE - ctx->pointer; + size = start + PAGE_SIZE - ctx->pointer; + /* valid buffer data in the next page */ rest = le16_to_cpu(d->req_count) - le16_to_cpu(d->res_count); + /* what actually fits in this page */ + size2 = min(rest, (size_t)PAGE_SIZE - offset - size); memmove(buffer, ctx->pointer, size); - memcpy(buffer + size, ab->data, rest); - ctx->current_buffer = ab; - ctx->pointer = (void *) ab->data + rest; - end = buffer + size + rest; + memcpy(buffer + size, ab->data, size2); + + while (size > 0) { + void *next = handle_ar_packet(ctx, buffer); + pktsize = next - buffer; + if (pktsize >= size) { + /* + * We have handled all the data that was + * originally in this page, so we can now + * continue in the next page. + */ + buffer = next; + break; + } + /* move the next packet to the start of the buffer */ + memmove(buffer, next, size + size2 - pktsize); + size -= pktsize; + /* fill up this page again */ + size3 = min(rest - size2, + (size_t)PAGE_SIZE - offset - size - size2); + memcpy(buffer + size + size2, + (void *) ab->data + size2, size3); + size2 += size3; + } - while (buffer < end) - buffer = handle_ar_packet(ctx, buffer); + if (rest > 0) { + /* handle the packets that are fully in the next page */ + buffer = (void *) ab->data + + (buffer - (start + offset + size)); + end = (void *) ab->data + rest; + + while (buffer < end) + buffer = handle_ar_packet(ctx, buffer); - dma_free_coherent(ohci->card.device, PAGE_SIZE, - start, start_bus); - ar_context_add_page(ctx); + ctx->current_buffer = ab; + ctx->pointer = end; + + ar_context_link_page(ctx, start, start_bus); + } else { + ctx->pointer = start + PAGE_SIZE; + } } else { buffer = ctx->pointer; ctx->pointer = end = - (void *) ab + PAGE_SIZE - le16_to_cpu(d->res_count); + (void *) ab + PAGE_SIZE - le16_to_cpu(res_count); while (buffer < end) buffer = handle_ar_packet(ctx, buffer); diff --git a/drivers/firewire/sbp2.c b/drivers/firewire/sbp2.c index bfae4b30979..afa576a75a8 100644 --- a/drivers/firewire/sbp2.c +++ b/drivers/firewire/sbp2.c @@ -1468,7 +1468,7 @@ static int sbp2_map_scatterlist(struct sbp2_command_orb *orb, /* SCSI stack integration */ -static int sbp2_scsi_queuecommand(struct scsi_cmnd *cmd, scsi_done_fn_t done) +static int sbp2_scsi_queuecommand_lck(struct scsi_cmnd *cmd, scsi_done_fn_t done) { struct sbp2_logical_unit *lu = cmd->device->hostdata; struct fw_device *device = target_device(lu->tgt); @@ -1534,6 +1534,8 @@ static int sbp2_scsi_queuecommand(struct scsi_cmnd *cmd, scsi_done_fn_t done) return retval; } +static DEF_SCSI_QCMD(sbp2_scsi_queuecommand) + static int sbp2_scsi_slave_alloc(struct scsi_device *sdev) { struct sbp2_logical_unit *lu = sdev->hostdata; diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c index dcbeb98f195..f7af91cb273 100644 --- a/drivers/gpu/drm/drm_crtc_helper.c +++ b/drivers/gpu/drm/drm_crtc_helper.c @@ -276,7 +276,7 @@ static bool drm_encoder_crtc_ok(struct drm_encoder *encoder, struct drm_crtc *tmp; int crtc_mask = 1; - WARN(!crtc, "checking null crtc?"); + WARN(!crtc, "checking null crtc?\n"); dev = crtc->dev; diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index c1a26217a53..a245d17165a 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -240,7 +240,7 @@ drm_do_probe_ddc_edid(struct i2c_adapter *adapter, unsigned char *buf, .addr = DDC_ADDR, .flags = I2C_M_RD, .len = len, - .buf = buf + start, + .buf = buf, } }; @@ -253,7 +253,7 @@ drm_do_probe_ddc_edid(struct i2c_adapter *adapter, unsigned char *buf, static u8 * drm_do_get_edid(struct drm_connector *connector, struct i2c_adapter *adapter) { - int i, j = 0; + int i, j = 0, valid_extensions = 0; u8 *block, *new; if ((block = kmalloc(EDID_LENGTH, GFP_KERNEL)) == NULL) @@ -280,14 +280,28 @@ drm_do_get_edid(struct drm_connector *connector, struct i2c_adapter *adapter) for (j = 1; j <= block[0x7e]; j++) { for (i = 0; i < 4; i++) { - if (drm_do_probe_ddc_edid(adapter, block, j, - EDID_LENGTH)) + if (drm_do_probe_ddc_edid(adapter, + block + (valid_extensions + 1) * EDID_LENGTH, + j, EDID_LENGTH)) goto out; - if (drm_edid_block_valid(block + j * EDID_LENGTH)) + if (drm_edid_block_valid(block + (valid_extensions + 1) * EDID_LENGTH)) { + valid_extensions++; break; + } } if (i == 4) - goto carp; + dev_warn(connector->dev->dev, + "%s: Ignoring invalid EDID block %d.\n", + drm_get_connector_name(connector), j); + } + + if (valid_extensions != block[0x7e]) { + block[EDID_LENGTH-1] += block[0x7e] - valid_extensions; + block[0x7e] = valid_extensions; + new = krealloc(block, (valid_extensions + 1) * EDID_LENGTH, GFP_KERNEL); + if (!new) + goto out; + block = new; } return block; diff --git a/drivers/gpu/drm/drm_fops.c b/drivers/gpu/drm/drm_fops.c index b744dad5c23..a39794bac04 100644 --- a/drivers/gpu/drm/drm_fops.c +++ b/drivers/gpu/drm/drm_fops.c @@ -37,7 +37,6 @@ #include "drmP.h" #include <linux/poll.h> #include <linux/slab.h> -#include <linux/smp_lock.h> /* from BKL pushdown: note that nothing else serializes idr_find() */ DEFINE_MUTEX(drm_global_mutex); diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 3467dd42076..f737960712e 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -44,7 +44,7 @@ unsigned int i915_fbpercrtc = 0; module_param_named(fbpercrtc, i915_fbpercrtc, int, 0400); unsigned int i915_powersave = 1; -module_param_named(powersave, i915_powersave, int, 0400); +module_param_named(powersave, i915_powersave, int, 0600); unsigned int i915_lvds_downclock = 0; module_param_named(lvds_downclock, i915_lvds_downclock, int, 0400); @@ -150,7 +150,8 @@ static const struct intel_device_info intel_ironlake_d_info = { static const struct intel_device_info intel_ironlake_m_info = { .gen = 5, .is_mobile = 1, - .need_gfx_hws = 1, .has_fbc = 1, .has_rc6 = 1, .has_hotplug = 1, + .need_gfx_hws = 1, .has_rc6 = 1, .has_hotplug = 1, + .has_fbc = 0, /* disabled due to buggy hardware */ .has_bsd_ring = 1, }; diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 2c2c19b6285..409826da309 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1045,6 +1045,8 @@ void i915_gem_clflush_object(struct drm_gem_object *obj); int i915_gem_object_set_domain(struct drm_gem_object *obj, uint32_t read_domains, uint32_t write_domain); +int i915_gem_object_flush_gpu(struct drm_i915_gem_object *obj, + bool interruptible); int i915_gem_init_ringbuffer(struct drm_device *dev); void i915_gem_cleanup_ringbuffer(struct drm_device *dev); int i915_gem_do_init(struct drm_device *dev, unsigned long start, @@ -1321,6 +1323,7 @@ static inline void i915_write(struct drm_i915_private *dev_priv, u32 reg, #define INTEL_PCH_TYPE(dev) (((struct drm_i915_private *)(dev)->dev_private)->pch_type) #define HAS_PCH_CPT(dev) (INTEL_PCH_TYPE(dev) == PCH_CPT) +#define HAS_PCH_IBX(dev) (INTEL_PCH_TYPE(dev) == PCH_IBX) #define PRIMARY_RINGBUFFER_SIZE (128*1024) diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 8eb8453208b..17b1cba3b5f 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -547,6 +547,19 @@ i915_gem_pread_ioctl(struct drm_device *dev, void *data, struct drm_i915_gem_object *obj_priv; int ret = 0; + if (args->size == 0) + return 0; + + if (!access_ok(VERIFY_WRITE, + (char __user *)(uintptr_t)args->data_ptr, + args->size)) + return -EFAULT; + + ret = fault_in_pages_writeable((char __user *)(uintptr_t)args->data_ptr, + args->size); + if (ret) + return -EFAULT; + ret = i915_mutex_lock_interruptible(dev); if (ret) return ret; @@ -564,23 +577,6 @@ i915_gem_pread_ioctl(struct drm_device *dev, void *data, goto out; } - if (args->size == 0) - goto out; - - if (!access_ok(VERIFY_WRITE, - (char __user *)(uintptr_t)args->data_ptr, - args->size)) { - ret = -EFAULT; - goto out; - } - - ret = fault_in_pages_writeable((char __user *)(uintptr_t)args->data_ptr, - args->size); - if (ret) { - ret = -EFAULT; - goto out; - } - ret = i915_gem_object_get_pages_or_evict(obj); if (ret) goto out; @@ -981,7 +977,20 @@ i915_gem_pwrite_ioctl(struct drm_device *dev, void *data, struct drm_i915_gem_pwrite *args = data; struct drm_gem_object *obj; struct drm_i915_gem_object *obj_priv; - int ret = 0; + int ret; + + if (args->size == 0) + return 0; + + if (!access_ok(VERIFY_READ, + (char __user *)(uintptr_t)args->data_ptr, + args->size)) + return -EFAULT; + + ret = fault_in_pages_readable((char __user *)(uintptr_t)args->data_ptr, + args->size); + if (ret) + return -EFAULT; ret = i915_mutex_lock_interruptible(dev); if (ret) @@ -994,30 +1003,12 @@ i915_gem_pwrite_ioctl(struct drm_device *dev, void *data, } obj_priv = to_intel_bo(obj); - /* Bounds check destination. */ if (args->offset > obj->size || args->size > obj->size - args->offset) { ret = -EINVAL; goto out; } - if (args->size == 0) - goto out; - - if (!access_ok(VERIFY_READ, - (char __user *)(uintptr_t)args->data_ptr, - args->size)) { - ret = -EFAULT; - goto out; - } - - ret = fault_in_pages_readable((char __user *)(uintptr_t)args->data_ptr, - args->size); - if (ret) { - ret = -EFAULT; - goto out; - } - /* We can only do the GTT pwrite on untiled buffers, as otherwise * it would end up going through the fenced access, and we'll get * different detiling behavior between reading and writing. @@ -2172,7 +2163,7 @@ i915_gem_object_unbind(struct drm_gem_object *obj) static int i915_ring_idle(struct drm_device *dev, struct intel_ring_buffer *ring) { - if (list_empty(&ring->gpu_write_list)) + if (list_empty(&ring->gpu_write_list) && list_empty(&ring->active_list)) return 0; i915_gem_flush_ring(dev, NULL, ring, @@ -2190,9 +2181,7 @@ i915_gpu_idle(struct drm_device *dev) int ret; lists_empty = (list_empty(&dev_priv->mm.flushing_list) && - list_empty(&dev_priv->render_ring.active_list) && - list_empty(&dev_priv->bsd_ring.active_list) && - list_empty(&dev_priv->blt_ring.active_list)); + list_empty(&dev_priv->mm.active_list)); if (lists_empty) return 0; @@ -2909,6 +2898,20 @@ i915_gem_object_set_to_display_plane(struct drm_gem_object *obj, return 0; } +int +i915_gem_object_flush_gpu(struct drm_i915_gem_object *obj, + bool interruptible) +{ + if (!obj->active) + return 0; + + if (obj->base.write_domain & I915_GEM_GPU_DOMAINS) + i915_gem_flush_ring(obj->base.dev, NULL, obj->ring, + 0, obj->base.write_domain); + + return i915_gem_object_wait_rendering(&obj->base, interruptible); +} + /** * Moves a single object to the CPU read, and possibly write domain. * @@ -3108,7 +3111,8 @@ i915_gem_object_set_to_gpu_domain(struct drm_gem_object *obj, * write domain */ if (obj->write_domain && - obj->write_domain != obj->pending_read_domains) { + (obj->write_domain != obj->pending_read_domains || + obj_priv->ring != ring)) { flush_domains |= obj->write_domain; invalidate_domains |= obj->pending_read_domains & ~obj->write_domain; @@ -3497,6 +3501,52 @@ i915_gem_execbuffer_pin(struct drm_device *dev, return 0; } +static int +i915_gem_execbuffer_move_to_gpu(struct drm_device *dev, + struct drm_file *file, + struct intel_ring_buffer *ring, + struct drm_gem_object **objects, + int count) +{ + struct drm_i915_private *dev_priv = dev->dev_private; + int ret, i; + + /* Zero the global flush/invalidate flags. These + * will be modified as new domains are computed + * for each object + */ + dev->invalidate_domains = 0; + dev->flush_domains = 0; + dev_priv->mm.flush_rings = 0; + for (i = 0; i < count; i++) + i915_gem_object_set_to_gpu_domain(objects[i], ring); + + if (dev->invalidate_domains | dev->flush_domains) { +#if WATCH_EXEC + DRM_INFO("%s: invalidate_domains %08x flush_domains %08x\n", + __func__, + dev->invalidate_domains, + dev->flush_domains); +#endif + i915_gem_flush(dev, file, + dev->invalidate_domains, + dev->flush_domains, + dev_priv->mm.flush_rings); + } + + for (i = 0; i < count; i++) { + struct drm_i915_gem_object *obj = to_intel_bo(objects[i]); + /* XXX replace with semaphores */ + if (obj->ring && ring != obj->ring) { + ret = i915_gem_object_wait_rendering(&obj->base, true); + if (ret) + return ret; + } + } + + return 0; +} + /* Throttle our rendering by waiting until the ring has completed our requests * emitted over 20 msec ago. * @@ -3757,33 +3807,10 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data, goto err; } - /* Zero the global flush/invalidate flags. These - * will be modified as new domains are computed - * for each object - */ - dev->invalidate_domains = 0; - dev->flush_domains = 0; - dev_priv->mm.flush_rings = 0; - - for (i = 0; i < args->buffer_count; i++) { - struct drm_gem_object *obj = object_list[i]; - - /* Compute new gpu domains and update invalidate/flush */ - i915_gem_object_set_to_gpu_domain(obj, ring); - } - - if (dev->invalidate_domains | dev->flush_domains) { -#if WATCH_EXEC - DRM_INFO("%s: invalidate_domains %08x flush_domains %08x\n", - __func__, - dev->invalidate_domains, - dev->flush_domains); -#endif - i915_gem_flush(dev, file, - dev->invalidate_domains, - dev->flush_domains, - dev_priv->mm.flush_rings); - } + ret = i915_gem_execbuffer_move_to_gpu(dev, file, ring, + object_list, args->buffer_count); + if (ret) + goto err; for (i = 0; i < args->buffer_count; i++) { struct drm_gem_object *obj = object_list[i]; @@ -4043,8 +4070,7 @@ i915_gem_object_pin(struct drm_gem_object *obj, uint32_t alignment) alignment = i915_gem_get_gtt_alignment(obj); if (obj_priv->gtt_offset & (alignment - 1)) { WARN(obj_priv->pin_count, - "bo is already pinned with incorrect alignment:" - " offset=%x, req.alignment=%x\n", + "bo is already pinned with incorrect alignment: offset=%x, req.alignment=%x\n", obj_priv->gtt_offset, alignment); ret = i915_gem_object_unbind(obj); if (ret) @@ -4856,17 +4882,24 @@ i915_gem_phys_pwrite(struct drm_device *dev, struct drm_gem_object *obj, struct drm_file *file_priv) { struct drm_i915_gem_object *obj_priv = to_intel_bo(obj); - void *obj_addr; - int ret; - char __user *user_data; + void *vaddr = obj_priv->phys_obj->handle->vaddr + args->offset; + char __user *user_data = (char __user *) (uintptr_t) args->data_ptr; - user_data = (char __user *) (uintptr_t) args->data_ptr; - obj_addr = obj_priv->phys_obj->handle->vaddr + args->offset; + DRM_DEBUG_DRIVER("vaddr %p, %lld\n", vaddr, args->size); - DRM_DEBUG_DRIVER("obj_addr %p, %lld\n", obj_addr, args->size); - ret = copy_from_user(obj_addr, user_data, args->size); - if (ret) - return -EFAULT; + if (__copy_from_user_inatomic_nocache(vaddr, user_data, args->size)) { + unsigned long unwritten; + + /* The physical object once assigned is fixed for the lifetime + * of the obj, so we can safely drop the lock and continue + * to access vaddr. + */ + mutex_unlock(&dev->struct_mutex); + unwritten = copy_from_user(vaddr, user_data, args->size); + mutex_lock(&dev->struct_mutex); + if (unwritten) + return -EFAULT; + } drm_agp_chipset_flush(dev); return 0; @@ -4900,9 +4933,7 @@ i915_gpu_is_active(struct drm_device *dev) int lists_empty; lists_empty = list_empty(&dev_priv->mm.flushing_list) && - list_empty(&dev_priv->render_ring.active_list) && - list_empty(&dev_priv->bsd_ring.active_list) && - list_empty(&dev_priv->blt_ring.active_list); + list_empty(&dev_priv->mm.active_list); return !lists_empty; } diff --git a/drivers/gpu/drm/i915/i915_gem_evict.c b/drivers/gpu/drm/i915/i915_gem_evict.c index 43a4013f53f..d8ae7d1d0cc 100644 --- a/drivers/gpu/drm/i915/i915_gem_evict.c +++ b/drivers/gpu/drm/i915/i915_gem_evict.c @@ -165,9 +165,7 @@ i915_gem_evict_everything(struct drm_device *dev) lists_empty = (list_empty(&dev_priv->mm.inactive_list) && list_empty(&dev_priv->mm.flushing_list) && - list_empty(&dev_priv->render_ring.active_list) && - list_empty(&dev_priv->bsd_ring.active_list) && - list_empty(&dev_priv->blt_ring.active_list)); + list_empty(&dev_priv->mm.active_list)); if (lists_empty) return -ENOSPC; @@ -184,9 +182,7 @@ i915_gem_evict_everything(struct drm_device *dev) lists_empty = (list_empty(&dev_priv->mm.inactive_list) && list_empty(&dev_priv->mm.flushing_list) && - list_empty(&dev_priv->render_ring.active_list) && - list_empty(&dev_priv->bsd_ring.active_list) && - list_empty(&dev_priv->blt_ring.active_list)); + list_empty(&dev_priv->mm.active_list)); BUG_ON(!lists_empty); return 0; diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c index 989c19d2d95..454c064f8ef 100644 --- a/drivers/gpu/drm/i915/i915_suspend.c +++ b/drivers/gpu/drm/i915/i915_suspend.c @@ -862,8 +862,10 @@ int i915_restore_state(struct drm_device *dev) /* Clock gating state */ intel_init_clock_gating(dev); - if (HAS_PCH_SPLIT(dev)) + if (HAS_PCH_SPLIT(dev)) { ironlake_enable_drps(dev); + intel_init_emon(dev); + } /* Cache mode state */ I915_WRITE (CACHE_MODE_0, dev_priv->saveCACHE_MODE_0 | 0xffff0000); diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index c55c7704335..8df57431606 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -34,6 +34,25 @@ #include "i915_drm.h" #include "i915_drv.h" +/* Here's the desired hotplug mode */ +#define ADPA_HOTPLUG_BITS (ADPA_CRT_HOTPLUG_PERIOD_128 | \ + ADPA_CRT_HOTPLUG_WARMUP_10MS | \ + ADPA_CRT_HOTPLUG_SAMPLE_4S | \ + ADPA_CRT_HOTPLUG_VOLTAGE_50 | \ + ADPA_CRT_HOTPLUG_VOLREF_325MV | \ + ADPA_CRT_HOTPLUG_ENABLE) + +struct intel_crt { + struct intel_encoder base; + bool force_hotplug_required; +}; + +static struct intel_crt *intel_attached_crt(struct drm_connector *connector) +{ + return container_of(intel_attached_encoder(connector), + struct intel_crt, base); +} + static void intel_crt_dpms(struct drm_encoder *encoder, int mode) { struct drm_device *dev = encoder->dev; @@ -129,7 +148,7 @@ static void intel_crt_mode_set(struct drm_encoder *encoder, dpll_md & ~DPLL_MD_UDI_MULTIPLIER_MASK); } - adpa = 0; + adpa = ADPA_HOTPLUG_BITS; if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC) adpa |= ADPA_HSYNC_ACTIVE_HIGH; if (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC) @@ -157,53 +176,44 @@ static void intel_crt_mode_set(struct drm_encoder *encoder, static bool intel_ironlake_crt_detect_hotplug(struct drm_connector *connector) { struct drm_device *dev = connector->dev; + struct intel_crt *crt = intel_attached_crt(connector); struct drm_i915_private *dev_priv = dev->dev_private; - u32 adpa, temp; + u32 adpa; bool ret; - bool turn_off_dac = false; - temp = adpa = I915_READ(PCH_ADPA); + /* The first time through, trigger an explicit detection cycle */ + if (crt->force_hotplug_required) { + bool turn_off_dac = HAS_PCH_SPLIT(dev); + u32 save_adpa; - if (HAS_PCH_SPLIT(dev)) - turn_off_dac = true; - - adpa &= ~ADPA_CRT_HOTPLUG_MASK; - if (turn_off_dac) - adpa &= ~ADPA_DAC_ENABLE; - - /* disable HPD first */ - I915_WRITE(PCH_ADPA, adpa); - (void)I915_READ(PCH_ADPA); - - adpa |= (ADPA_CRT_HOTPLUG_PERIOD_128 | - ADPA_CRT_HOTPLUG_WARMUP_10MS | - ADPA_CRT_HOTPLUG_SAMPLE_4S | - ADPA_CRT_HOTPLUG_VOLTAGE_50 | /* default */ - ADPA_CRT_HOTPLUG_VOLREF_325MV | - ADPA_CRT_HOTPLUG_ENABLE | - ADPA_CRT_HOTPLUG_FORCE_TRIGGER); - - DRM_DEBUG_KMS("pch crt adpa 0x%x", adpa); - I915_WRITE(PCH_ADPA, adpa); - - if (wait_for((I915_READ(PCH_ADPA) & ADPA_CRT_HOTPLUG_FORCE_TRIGGER) == 0, - 1000)) - DRM_DEBUG_KMS("timed out waiting for FORCE_TRIGGER"); - - if (turn_off_dac) { - /* Make sure hotplug is enabled */ - I915_WRITE(PCH_ADPA, temp | ADPA_CRT_HOTPLUG_ENABLE); - (void)I915_READ(PCH_ADPA); + crt->force_hotplug_required = 0; + + save_adpa = adpa = I915_READ(PCH_ADPA); + DRM_DEBUG_KMS("trigger hotplug detect cycle: adpa=0x%x\n", adpa); + + adpa |= ADPA_CRT_HOTPLUG_FORCE_TRIGGER; + if (turn_off_dac) + adpa &= ~ADPA_DAC_ENABLE; + + I915_WRITE(PCH_ADPA, adpa); + + if (wait_for((I915_READ(PCH_ADPA) & ADPA_CRT_HOTPLUG_FORCE_TRIGGER) == 0, + 1000)) + DRM_DEBUG_KMS("timed out waiting for FORCE_TRIGGER"); + + if (turn_off_dac) { + I915_WRITE(PCH_ADPA, save_adpa); + POSTING_READ(PCH_ADPA); + } } /* Check the status to see if both blue and green are on now */ adpa = I915_READ(PCH_ADPA); - adpa &= ADPA_CRT_HOTPLUG_MONITOR_MASK; - if ((adpa == ADPA_CRT_HOTPLUG_MONITOR_COLOR) || - (adpa == ADPA_CRT_HOTPLUG_MONITOR_MONO)) + if ((adpa & ADPA_CRT_HOTPLUG_MONITOR_MASK) != 0) ret = true; else ret = false; + DRM_DEBUG_KMS("ironlake hotplug adpa=0x%x, result %d\n", adpa, ret); return ret; } @@ -277,13 +287,12 @@ static bool intel_crt_ddc_probe(struct drm_i915_private *dev_priv, int ddc_bus) return i2c_transfer(&dev_priv->gmbus[ddc_bus].adapter, msgs, 1) == 1; } -static bool intel_crt_detect_ddc(struct drm_encoder *encoder) +static bool intel_crt_detect_ddc(struct intel_crt *crt) { - struct intel_encoder *intel_encoder = to_intel_encoder(encoder); - struct drm_i915_private *dev_priv = encoder->dev->dev_private; + struct drm_i915_private *dev_priv = crt->base.base.dev->dev_private; /* CRT should always be at 0, but check anyway */ - if (intel_encoder->type != INTEL_OUTPUT_ANALOG) + if (crt->base.type != INTEL_OUTPUT_ANALOG) return false; if (intel_crt_ddc_probe(dev_priv, dev_priv->crt_ddc_pin)) { @@ -291,7 +300,7 @@ static bool intel_crt_detect_ddc(struct drm_encoder *encoder) return true; } - if (intel_ddc_probe(intel_encoder, dev_priv->crt_ddc_pin)) { + if (intel_ddc_probe(&crt->base, dev_priv->crt_ddc_pin)) { DRM_DEBUG_KMS("CRT detected via DDC:0x50 [EDID]\n"); return true; } @@ -300,9 +309,9 @@ static bool intel_crt_detect_ddc(struct drm_encoder *encoder) } static enum drm_connector_status -intel_crt_load_detect(struct drm_crtc *crtc, struct intel_encoder *intel_encoder) +intel_crt_load_detect(struct drm_crtc *crtc, struct intel_crt *crt) { - struct drm_encoder *encoder = &intel_encoder->base; + struct drm_encoder *encoder = &crt->base.base; struct drm_device *dev = encoder->dev; struct drm_i915_private *dev_priv = dev->dev_private; struct intel_crtc *intel_crtc = to_intel_crtc(crtc); @@ -434,7 +443,7 @@ static enum drm_connector_status intel_crt_detect(struct drm_connector *connector, bool force) { struct drm_device *dev = connector->dev; - struct intel_encoder *encoder = intel_attached_encoder(connector); + struct intel_crt *crt = intel_attached_crt(connector); struct drm_crtc *crtc; int dpms_mode; enum drm_connector_status status; @@ -443,28 +452,31 @@ intel_crt_detect(struct drm_connector *connector, bool force) if (intel_crt_detect_hotplug(connector)) { DRM_DEBUG_KMS("CRT detected via hotplug\n"); return connector_status_connected; - } else + } else { + DRM_DEBUG_KMS("CRT not detected via hotplug\n"); return connector_status_disconnected; + } } - if (intel_crt_detect_ddc(&encoder->base)) + if (intel_crt_detect_ddc(crt)) return connector_status_connected; if (!force) return connector->status; /* for pre-945g platforms use load detect */ - if (encoder->base.crtc && encoder->base.crtc->enabled) { - status = intel_crt_load_detect(encoder->base.crtc, encoder); + crtc = crt->base.base.crtc; + if (crtc && crtc->enabled) { + status = intel_crt_load_detect(crtc, crt); } else { - crtc = intel_get_load_detect_pipe(encoder, connector, + crtc = intel_get_load_detect_pipe(&crt->base, connector, NULL, &dpms_mode); if (crtc) { - if (intel_crt_detect_ddc(&encoder->base)) + if (intel_crt_detect_ddc(crt)) status = connector_status_connected; else - status = intel_crt_load_detect(crtc, encoder); - intel_release_load_detect_pipe(encoder, + status = intel_crt_load_detect(crtc, crt); + intel_release_load_detect_pipe(&crt->base, connector, dpms_mode); } else status = connector_status_unknown; @@ -536,17 +548,17 @@ static const struct drm_encoder_funcs intel_crt_enc_funcs = { void intel_crt_init(struct drm_device *dev) { struct drm_connector *connector; - struct intel_encoder *intel_encoder; + struct intel_crt *crt; struct intel_connector *intel_connector; struct drm_i915_private *dev_priv = dev->dev_private; - intel_encoder = kzalloc(sizeof(struct intel_encoder), GFP_KERNEL); - if (!intel_encoder) + crt = kzalloc(sizeof(struct intel_crt), GFP_KERNEL); + if (!crt) return; intel_connector = kzalloc(sizeof(struct intel_connector), GFP_KERNEL); if (!intel_connector) { - kfree(intel_encoder); + kfree(crt); return; } @@ -554,20 +566,20 @@ void intel_crt_init(struct drm_device *dev) drm_connector_init(dev, &intel_connector->base, &intel_crt_connector_funcs, DRM_MODE_CONNECTOR_VGA); - drm_encoder_init(dev, &intel_encoder->base, &intel_crt_enc_funcs, + drm_encoder_init(dev, &crt->base.base, &intel_crt_enc_funcs, DRM_MODE_ENCODER_DAC); - intel_connector_attach_encoder(intel_connector, intel_encoder); + intel_connector_attach_encoder(intel_connector, &crt->base); - intel_encoder->type = INTEL_OUTPUT_ANALOG; - intel_encoder->clone_mask = (1 << INTEL_SDVO_NON_TV_CLONE_BIT) | - (1 << INTEL_ANALOG_CLONE_BIT) | - (1 << INTEL_SDVO_LVDS_CLONE_BIT); - intel_encoder->crtc_mask = (1 << 0) | (1 << 1); + crt->base.type = INTEL_OUTPUT_ANALOG; + crt->base.clone_mask = (1 << INTEL_SDVO_NON_TV_CLONE_BIT | + 1 << INTEL_ANALOG_CLONE_BIT | + 1 << INTEL_SDVO_LVDS_CLONE_BIT); + crt->base.crtc_mask = (1 << 0) | (1 << 1); connector->interlace_allowed = 1; connector->doublescan_allowed = 0; - drm_encoder_helper_add(&intel_encoder->base, &intel_crt_helper_funcs); + drm_encoder_helper_add(&crt->base.base, &intel_crt_helper_funcs); drm_connector_helper_add(connector, &intel_crt_connector_helper_funcs); drm_sysfs_connector_add(connector); @@ -577,5 +589,22 @@ void intel_crt_init(struct drm_device *dev) else connector->polled = DRM_CONNECTOR_POLL_CONNECT; + /* + * Configure the automatic hotplug detection stuff + */ + crt->force_hotplug_required = 0; + if (HAS_PCH_SPLIT(dev)) { + u32 adpa; + + adpa = I915_READ(PCH_ADPA); + adpa &= ~ADPA_CRT_HOTPLUG_MASK; + adpa |= ADPA_HOTPLUG_BITS; + I915_WRITE(PCH_ADPA, adpa); + POSTING_READ(PCH_ADPA); + + DRM_DEBUG_KMS("pch crt adpa set to 0x%x\n", adpa); + crt->force_hotplug_required = 1; + } + dev_priv->hotplug_supported_mask |= CRT_HOTPLUG_INT_STATUS; } diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 990f065374b..bee24b1a58e 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1611,6 +1611,18 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y, wait_event(dev_priv->pending_flip_queue, atomic_read(&obj_priv->pending_flip) == 0); + + /* Big Hammer, we also need to ensure that any pending + * MI_WAIT_FOR_EVENT inside a user batch buffer on the + * current scanout is retired before unpinning the old + * framebuffer. + */ + ret = i915_gem_object_flush_gpu(obj_priv, false); + if (ret) { + i915_gem_object_unpin(to_intel_framebuffer(crtc->fb)->obj); + mutex_unlock(&dev->struct_mutex); + return ret; + } } ret = intel_pipe_set_base_atomic(crtc, crtc->fb, x, y, @@ -1681,6 +1693,37 @@ static void ironlake_set_pll_edp(struct drm_crtc *crtc, int clock) udelay(500); } +static void intel_fdi_normal_train(struct drm_crtc *crtc) +{ + struct drm_device *dev = crtc->dev; + struct drm_i915_private *dev_priv = dev->dev_private; + struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + int pipe = intel_crtc->pipe; + u32 reg, temp; + + /* enable normal train */ + reg = FDI_TX_CTL(pipe); + temp = I915_READ(reg); + temp &= ~FDI_LINK_TRAIN_NONE; + temp |= FDI_LINK_TRAIN_NONE | FDI_TX_ENHANCE_FRAME_ENABLE; + I915_WRITE(reg, temp); + + reg = FDI_RX_CTL(pipe); + temp = I915_READ(reg); + if (HAS_PCH_CPT(dev)) { + temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT; + temp |= FDI_LINK_TRAIN_NORMAL_CPT; + } else { + temp &= ~FDI_LINK_TRAIN_NONE; + temp |= FDI_LINK_TRAIN_NONE; + } + I915_WRITE(reg, temp | FDI_RX_ENHANCE_FRAME_ENABLE); + + /* wait one idle pattern time */ + POSTING_READ(reg); + udelay(1000); +} + /* The FDI link training functions for ILK/Ibexpeak. */ static void ironlake_fdi_link_train(struct drm_crtc *crtc) { @@ -1767,27 +1810,6 @@ static void ironlake_fdi_link_train(struct drm_crtc *crtc) DRM_DEBUG_KMS("FDI train done\n"); - /* enable normal train */ - reg = FDI_TX_CTL(pipe); - temp = I915_READ(reg); - temp &= ~FDI_LINK_TRAIN_NONE; - temp |= FDI_LINK_TRAIN_NONE | FDI_TX_ENHANCE_FRAME_ENABLE; - I915_WRITE(reg, temp); - - reg = FDI_RX_CTL(pipe); - temp = I915_READ(reg); - if (HAS_PCH_CPT(dev)) { - temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT; - temp |= FDI_LINK_TRAIN_NORMAL_CPT; - } else { - temp &= ~FDI_LINK_TRAIN_NONE; - temp |= FDI_LINK_TRAIN_NONE; - } - I915_WRITE(reg, temp | FDI_RX_ENHANCE_FRAME_ENABLE); - - /* wait one idle pattern time */ - POSTING_READ(reg); - udelay(1000); } static const int const snb_b_fdi_train_param [] = { @@ -2090,6 +2112,8 @@ static void ironlake_crtc_enable(struct drm_crtc *crtc) I915_WRITE(TRANS_VBLANK(pipe), I915_READ(VBLANK(pipe))); I915_WRITE(TRANS_VSYNC(pipe), I915_READ(VSYNC(pipe))); + intel_fdi_normal_train(crtc); + /* For PCH DP, enable TRANS_DP_CTL */ if (HAS_PCH_CPT(dev) && intel_pipe_has_type(crtc, INTEL_OUTPUT_DISPLAYPORT)) { @@ -2200,9 +2224,10 @@ static void ironlake_crtc_disable(struct drm_crtc *crtc) udelay(100); /* Ironlake workaround, disable clock pointer after downing FDI */ - I915_WRITE(FDI_RX_CHICKEN(pipe), - I915_READ(FDI_RX_CHICKEN(pipe) & - ~FDI_RX_PHASE_SYNC_POINTER_ENABLE)); + if (HAS_PCH_IBX(dev)) + I915_WRITE(FDI_RX_CHICKEN(pipe), + I915_READ(FDI_RX_CHICKEN(pipe) & + ~FDI_RX_PHASE_SYNC_POINTER_ENABLE)); /* still set train pattern 1 */ reg = FDI_TX_CTL(pipe); @@ -5581,20 +5606,19 @@ void ironlake_enable_drps(struct drm_device *dev) fmin = (rgvmodectl & MEMMODE_FMIN_MASK); fstart = (rgvmodectl & MEMMODE_FSTART_MASK) >> MEMMODE_FSTART_SHIFT; - fstart = fmax; vstart = (I915_READ(PXVFREQ_BASE + (fstart * 4)) & PXVFREQ_PX_MASK) >> PXVFREQ_PX_SHIFT; - dev_priv->fmax = fstart; /* IPS callback will increase this */ + dev_priv->fmax = fmax; /* IPS callback will increase this */ dev_priv->fstart = fstart; - dev_priv->max_delay = fmax; + dev_priv->max_delay = fstart; dev_priv->min_delay = fmin; dev_priv->cur_delay = fstart; - DRM_DEBUG_DRIVER("fmax: %d, fmin: %d, fstart: %d\n", fmax, fmin, - fstart); + DRM_DEBUG_DRIVER("fmax: %d, fmin: %d, fstart: %d\n", + fmax, fmin, fstart); I915_WRITE(MEMINTREN, MEMINT_CX_SUPR_EN | MEMINT_EVAL_CHG_EN); diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 891f4f1d63b..c8e00555331 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1517,7 +1517,7 @@ g4x_dp_detect(struct intel_dp *intel_dp) status = connector_status_connected; } - return bit; + return status; } /** diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 9af9f86a876..21551fe7454 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -296,6 +296,7 @@ extern void intel_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green, extern void intel_init_clock_gating(struct drm_device *dev); extern void ironlake_enable_drps(struct drm_device *dev); extern void ironlake_disable_drps(struct drm_device *dev); +extern void intel_init_emon(struct drm_device *dev); extern int intel_pin_and_fence_fb_obj(struct drm_device *dev, struct drm_gem_object *obj, diff --git a/drivers/gpu/drm/i915/intel_i2c.c b/drivers/gpu/drm/i915/intel_i2c.c index 2be4f728ed0..3dba086e7ee 100644 --- a/drivers/gpu/drm/i915/intel_i2c.c +++ b/drivers/gpu/drm/i915/intel_i2c.c @@ -160,7 +160,7 @@ intel_gpio_create(struct drm_i915_private *dev_priv, u32 pin) }; struct intel_gpio *gpio; - if (pin < 1 || pin > 7) + if (pin >= ARRAY_SIZE(map_pin_to_reg) || !map_pin_to_reg[pin]) return NULL; gpio = kzalloc(sizeof(struct intel_gpio), GFP_KERNEL); @@ -172,7 +172,8 @@ intel_gpio_create(struct drm_i915_private *dev_priv, u32 pin) gpio->reg += PCH_GPIOA - GPIOA; gpio->dev_priv = dev_priv; - snprintf(gpio->adapter.name, I2C_NAME_SIZE, "GPIO%c", "?BACDEF?"[pin]); + snprintf(gpio->adapter.name, sizeof(gpio->adapter.name), + "i915 GPIO%c", "?BACDE?F"[pin]); gpio->adapter.owner = THIS_MODULE; gpio->adapter.algo_data = &gpio->algo; gpio->adapter.dev.parent = &dev_priv->dev->pdev->dev; @@ -349,7 +350,7 @@ int intel_setup_gmbus(struct drm_device *dev) "panel", "dpc", "dpb", - "reserved" + "reserved", "dpd", }; struct drm_i915_private *dev_priv = dev->dev_private; @@ -366,8 +367,8 @@ int intel_setup_gmbus(struct drm_device *dev) bus->adapter.owner = THIS_MODULE; bus->adapter.class = I2C_CLASS_DDC; snprintf(bus->adapter.name, - I2C_NAME_SIZE, - "gmbus %s", + sizeof(bus->adapter.name), + "i915 gmbus %s", names[i]); bus->adapter.dev.parent = &dev->pdev->dev; diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index f1a649990ea..4324a326f98 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -481,11 +481,8 @@ static int intel_lvds_get_modes(struct drm_connector *connector) struct drm_device *dev = connector->dev; struct drm_display_mode *mode; - if (intel_lvds->edid) { - drm_mode_connector_update_edid_property(connector, - intel_lvds->edid); + if (intel_lvds->edid) return drm_add_edid_modes(connector, intel_lvds->edid); - } mode = drm_mode_duplicate(dev, intel_lvds->fixed_mode); if (mode == 0) @@ -939,7 +936,16 @@ void intel_lvds_init(struct drm_device *dev) */ intel_lvds->edid = drm_get_edid(connector, &dev_priv->gmbus[pin].adapter); - + if (intel_lvds->edid) { + if (drm_add_edid_modes(connector, + intel_lvds->edid)) { + drm_mode_connector_update_edid_property(connector, + intel_lvds->edid); + } else { + kfree(intel_lvds->edid); + intel_lvds->edid = NULL; + } + } if (!intel_lvds->edid) { /* Didn't get an EDID, so * Set wide sync ranges so we get all modes diff --git a/drivers/gpu/drm/i915/intel_opregion.c b/drivers/gpu/drm/i915/intel_opregion.c index 917c7dc3cd6..9b0d9a867ae 100644 --- a/drivers/gpu/drm/i915/intel_opregion.c +++ b/drivers/gpu/drm/i915/intel_opregion.c @@ -512,6 +512,6 @@ int intel_opregion_setup(struct drm_device *dev) return 0; err_out: - iounmap(opregion->header); + iounmap(base); return err; } diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c index afb96d25219..02ff0a481f4 100644 --- a/drivers/gpu/drm/i915/intel_overlay.c +++ b/drivers/gpu/drm/i915/intel_overlay.c @@ -946,7 +946,9 @@ static int check_overlay_src(struct drm_device *dev, { int uv_hscale = uv_hsubsampling(rec->flags); int uv_vscale = uv_vsubsampling(rec->flags); - u32 stride_mask, depth, tmp; + u32 stride_mask; + int depth; + u32 tmp; /* check src dimensions */ if (IS_845G(dev) || IS_I830(dev)) { diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 09f2dc353ae..b83306f9244 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -177,7 +177,7 @@ static int init_ring_common(struct drm_device *dev, I915_WRITE_CTL(ring, ((ring->gem_object->size - PAGE_SIZE) & RING_NR_PAGES) - | RING_NO_REPORT | RING_VALID); + | RING_REPORT_64K | RING_VALID); head = I915_READ_HEAD(ring) & HEAD_ADDR; /* If the head is still not zero, the ring is dead */ @@ -654,6 +654,10 @@ void intel_cleanup_ring_buffer(struct drm_device *dev, i915_gem_object_unpin(ring->gem_object); drm_gem_object_unreference(ring->gem_object); ring->gem_object = NULL; + + if (ring->cleanup) + ring->cleanup(ring); + cleanup_status_page(dev, ring); } @@ -688,6 +692,17 @@ int intel_wait_ring_buffer(struct drm_device *dev, { unsigned long end; drm_i915_private_t *dev_priv = dev->dev_private; + u32 head; + + head = intel_read_status_page(ring, 4); + if (head) { + ring->head = head & HEAD_ADDR; + ring->space = ring->head - (ring->tail + 8); + if (ring->space < 0) + ring->space += ring->size; + if (ring->space >= n) + return 0; + } trace_i915_ring_wait_begin (dev); end = jiffies + 3 * HZ; @@ -854,19 +869,125 @@ blt_ring_put_user_irq(struct drm_device *dev, /* do nothing */ } + +/* Workaround for some stepping of SNB, + * each time when BLT engine ring tail moved, + * the first command in the ring to be parsed + * should be MI_BATCH_BUFFER_START + */ +#define NEED_BLT_WORKAROUND(dev) \ + (IS_GEN6(dev) && (dev->pdev->revision < 8)) + +static inline struct drm_i915_gem_object * +to_blt_workaround(struct intel_ring_buffer *ring) +{ + return ring->private; +} + +static int blt_ring_init(struct drm_device *dev, + struct intel_ring_buffer *ring) +{ + if (NEED_BLT_WORKAROUND(dev)) { + struct drm_i915_gem_object *obj; + u32 __iomem *ptr; + int ret; + + obj = to_intel_bo(i915_gem_alloc_object(dev, 4096)); + if (obj == NULL) + return -ENOMEM; + + ret = i915_gem_object_pin(&obj->base, 4096); + if (ret) { + drm_gem_object_unreference(&obj->base); + return ret; + } + + ptr = kmap(obj->pages[0]); + iowrite32(MI_BATCH_BUFFER_END, ptr); + iowrite32(MI_NOOP, ptr+1); + kunmap(obj->pages[0]); + + ret = i915_gem_object_set_to_gtt_domain(&obj->base, false); + if (ret) { + i915_gem_object_unpin(&obj->base); + drm_gem_object_unreference(&obj->base); + return ret; + } + + ring->private = obj; + } + + return init_ring_common(dev, ring); +} + +static void blt_ring_begin(struct drm_device *dev, + struct intel_ring_buffer *ring, + int num_dwords) +{ + if (ring->private) { + intel_ring_begin(dev, ring, num_dwords+2); + intel_ring_emit(dev, ring, MI_BATCH_BUFFER_START); + intel_ring_emit(dev, ring, to_blt_workaround(ring)->gtt_offset); + } else + intel_ring_begin(dev, ring, 4); +} + +static void blt_ring_flush(struct drm_device *dev, + struct intel_ring_buffer *ring, + u32 invalidate_domains, + u32 flush_domains) +{ + blt_ring_begin(dev, ring, 4); + intel_ring_emit(dev, ring, MI_FLUSH_DW); + intel_ring_emit(dev, ring, 0); + intel_ring_emit(dev, ring, 0); + intel_ring_emit(dev, ring, 0); + intel_ring_advance(dev, ring); +} + +static u32 +blt_ring_add_request(struct drm_device *dev, + struct intel_ring_buffer *ring, + u32 flush_domains) +{ + u32 seqno = i915_gem_get_seqno(dev); + + blt_ring_begin(dev, ring, 4); + intel_ring_emit(dev, ring, MI_STORE_DWORD_INDEX); + intel_ring_emit(dev, ring, + I915_GEM_HWS_INDEX << MI_STORE_DWORD_INDEX_SHIFT); + intel_ring_emit(dev, ring, seqno); + intel_ring_emit(dev, ring, MI_USER_INTERRUPT); + intel_ring_advance(dev, ring); + + DRM_DEBUG_DRIVER("%s %d\n", ring->name, seqno); + return seqno; +} + +static void blt_ring_cleanup(struct intel_ring_buffer *ring) +{ + if (!ring->private) + return; + + i915_gem_object_unpin(ring->private); + drm_gem_object_unreference(ring->private); + ring->private = NULL; +} + static const struct intel_ring_buffer gen6_blt_ring = { .name = "blt ring", .id = RING_BLT, .mmio_base = BLT_RING_BASE, .size = 32 * PAGE_SIZE, - .init = init_ring_common, + .init = blt_ring_init, .write_tail = ring_write_tail, - .flush = gen6_ring_flush, - .add_request = ring_add_request, + .flush = blt_ring_flush, + .add_request = blt_ring_add_request, .get_seqno = ring_status_page_get_seqno, .user_irq_get = blt_ring_get_user_irq, .user_irq_put = blt_ring_put_user_irq, .dispatch_gem_execbuffer = gen6_ring_dispatch_gem_execbuffer, + .cleanup = blt_ring_cleanup, }; int intel_init_render_ring_buffer(struct drm_device *dev) diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index a05aff0e576..3126c268198 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -63,6 +63,7 @@ struct intel_ring_buffer { struct drm_i915_gem_execbuffer2 *exec, struct drm_clip_rect *cliprects, uint64_t exec_offset); + void (*cleanup)(struct intel_ring_buffer *ring); /** * List of objects currently involved in rendering from the @@ -98,6 +99,8 @@ struct intel_ring_buffer { wait_queue_head_t irq_queue; drm_local_map_t map; + + void *private; }; static inline u32 diff --git a/drivers/gpu/drm/nouveau/nouveau_backlight.c b/drivers/gpu/drm/nouveau/nouveau_backlight.c index 406228f4a2a..b14c8111057 100644 --- a/drivers/gpu/drm/nouveau/nouveau_backlight.c +++ b/drivers/gpu/drm/nouveau/nouveau_backlight.c @@ -31,6 +31,7 @@ */ #include <linux/backlight.h> +#include <linux/acpi.h> #include "drmP.h" #include "nouveau_drv.h" @@ -136,6 +137,14 @@ int nouveau_backlight_init(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; +#ifdef CONFIG_ACPI + if (acpi_video_backlight_support()) { + NV_INFO(dev, "ACPI backlight interface available, " + "not registering our own\n"); + return 0; + } +#endif + switch (dev_priv->card_type) { case NV_40: return nouveau_nv40_backlight_init(dev); diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c index 5f21030a293..b2293576f27 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bios.c +++ b/drivers/gpu/drm/nouveau/nouveau_bios.c @@ -6829,7 +6829,7 @@ nouveau_bios_posted(struct drm_device *dev) struct drm_nouveau_private *dev_priv = dev->dev_private; unsigned htotal; - if (dev_priv->chipset >= NV_50) { + if (dev_priv->card_type >= NV_50) { if (NVReadVgaCrtc(dev, 0, 0x00) == 0 && NVReadVgaCrtc(dev, 0, 0x1a) == 0) return false; diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 80353e2b840..c41e1c200ef 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -143,8 +143,10 @@ nouveau_bo_new(struct drm_device *dev, struct nouveau_channel *chan, nvbo->no_vm = no_vm; nvbo->tile_mode = tile_mode; nvbo->tile_flags = tile_flags; + nvbo->bo.bdev = &dev_priv->ttm.bdev; - nouveau_bo_fixup_align(dev, tile_mode, tile_flags, &align, &size); + nouveau_bo_fixup_align(dev, tile_mode, nouveau_bo_tile_layout(nvbo), + &align, &size); align >>= PAGE_SHIFT; nouveau_bo_placement_set(nvbo, flags, 0); @@ -176,6 +178,31 @@ set_placement_list(uint32_t *pl, unsigned *n, uint32_t type, uint32_t flags) pl[(*n)++] = TTM_PL_FLAG_SYSTEM | flags; } +static void +set_placement_range(struct nouveau_bo *nvbo, uint32_t type) +{ + struct drm_nouveau_private *dev_priv = nouveau_bdev(nvbo->bo.bdev); + + if (dev_priv->card_type == NV_10 && + nvbo->tile_mode && (type & TTM_PL_FLAG_VRAM)) { + /* + * Make sure that the color and depth buffers are handled + * by independent memory controller units. Up to a 9x + * speed up when alpha-blending and depth-test are enabled + * at the same time. + */ + int vram_pages = dev_priv->vram_size >> PAGE_SHIFT; + + if (nvbo->tile_flags & NOUVEAU_GEM_TILE_ZETA) { + nvbo->placement.fpfn = vram_pages / 2; + nvbo->placement.lpfn = ~0; + } else { + nvbo->placement.fpfn = 0; + nvbo->placement.lpfn = vram_pages / 2; + } + } +} + void nouveau_bo_placement_set(struct nouveau_bo *nvbo, uint32_t type, uint32_t busy) { @@ -190,6 +217,8 @@ nouveau_bo_placement_set(struct nouveau_bo *nvbo, uint32_t type, uint32_t busy) pl->busy_placement = nvbo->busy_placements; set_placement_list(nvbo->busy_placements, &pl->num_busy_placement, type | busy, flags); + + set_placement_range(nvbo, type); } int @@ -525,7 +554,8 @@ nv50_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo, stride = 16 * 4; height = amount / stride; - if (new_mem->mem_type == TTM_PL_VRAM && nvbo->tile_flags) { + if (new_mem->mem_type == TTM_PL_VRAM && + nouveau_bo_tile_layout(nvbo)) { ret = RING_SPACE(chan, 8); if (ret) return ret; @@ -546,7 +576,8 @@ nv50_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo, BEGIN_RING(chan, NvSubM2MF, 0x0200, 1); OUT_RING (chan, 1); } - if (old_mem->mem_type == TTM_PL_VRAM && nvbo->tile_flags) { + if (old_mem->mem_type == TTM_PL_VRAM && + nouveau_bo_tile_layout(nvbo)) { ret = RING_SPACE(chan, 8); if (ret) return ret; @@ -753,7 +784,8 @@ nouveau_bo_vm_bind(struct ttm_buffer_object *bo, struct ttm_mem_reg *new_mem, if (dev_priv->card_type == NV_50) { ret = nv50_mem_vm_bind_linear(dev, offset + dev_priv->vm_vram_base, - new_mem->size, nvbo->tile_flags, + new_mem->size, + nouveau_bo_tile_layout(nvbo), offset); if (ret) return ret; @@ -894,7 +926,8 @@ nouveau_ttm_fault_reserve_notify(struct ttm_buffer_object *bo) * nothing to do here. */ if (bo->mem.mem_type != TTM_PL_VRAM) { - if (dev_priv->card_type < NV_50 || !nvbo->tile_flags) + if (dev_priv->card_type < NV_50 || + !nouveau_bo_tile_layout(nvbo)) return 0; } diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c index 0871495096f..52c356e9a3d 100644 --- a/drivers/gpu/drm/nouveau/nouveau_connector.c +++ b/drivers/gpu/drm/nouveau/nouveau_connector.c @@ -281,7 +281,7 @@ detect_analog: nv_encoder = find_encoder_by_type(connector, OUTPUT_ANALOG); if (!nv_encoder && !nouveau_tv_disable) nv_encoder = find_encoder_by_type(connector, OUTPUT_TV); - if (nv_encoder) { + if (nv_encoder && force) { struct drm_encoder *encoder = to_drm_encoder(nv_encoder); struct drm_encoder_helper_funcs *helper = encoder->helper_private; @@ -641,11 +641,28 @@ nouveau_connector_get_modes(struct drm_connector *connector) return ret; } +static unsigned +get_tmds_link_bandwidth(struct drm_connector *connector) +{ + struct nouveau_connector *nv_connector = nouveau_connector(connector); + struct drm_nouveau_private *dev_priv = connector->dev->dev_private; + struct dcb_entry *dcb = nv_connector->detected_encoder->dcb; + + if (dcb->location != DCB_LOC_ON_CHIP || + dev_priv->chipset >= 0x46) + return 165000; + else if (dev_priv->chipset >= 0x40) + return 155000; + else if (dev_priv->chipset >= 0x18) + return 135000; + else + return 112000; +} + static int nouveau_connector_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { - struct drm_nouveau_private *dev_priv = connector->dev->dev_private; struct nouveau_connector *nv_connector = nouveau_connector(connector); struct nouveau_encoder *nv_encoder = nv_connector->detected_encoder; struct drm_encoder *encoder = to_drm_encoder(nv_encoder); @@ -663,11 +680,9 @@ nouveau_connector_mode_valid(struct drm_connector *connector, max_clock = 400000; break; case OUTPUT_TMDS: - if ((dev_priv->card_type >= NV_50 && !nouveau_duallink) || - !nv_encoder->dcb->duallink_possible) - max_clock = 165000; - else - max_clock = 330000; + max_clock = get_tmds_link_bandwidth(connector); + if (nouveau_duallink && nv_encoder->dcb->duallink_possible) + max_clock *= 2; break; case OUTPUT_ANALOG: max_clock = nv_encoder->dcb->crtconf.maxfreq; @@ -709,44 +724,6 @@ nouveau_connector_best_encoder(struct drm_connector *connector) return NULL; } -void -nouveau_connector_set_polling(struct drm_connector *connector) -{ - struct drm_device *dev = connector->dev; - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct drm_crtc *crtc; - bool spare_crtc = false; - - list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) - spare_crtc |= !crtc->enabled; - - connector->polled = 0; - - switch (connector->connector_type) { - case DRM_MODE_CONNECTOR_VGA: - case DRM_MODE_CONNECTOR_TV: - if (dev_priv->card_type >= NV_50 || - (nv_gf4_disp_arch(dev) && spare_crtc)) - connector->polled = DRM_CONNECTOR_POLL_CONNECT; - break; - - case DRM_MODE_CONNECTOR_DVII: - case DRM_MODE_CONNECTOR_DVID: - case DRM_MODE_CONNECTOR_HDMIA: - case DRM_MODE_CONNECTOR_DisplayPort: - case DRM_MODE_CONNECTOR_eDP: - if (dev_priv->card_type >= NV_50) - connector->polled = DRM_CONNECTOR_POLL_HPD; - else if (connector->connector_type == DRM_MODE_CONNECTOR_DVID || - spare_crtc) - connector->polled = DRM_CONNECTOR_POLL_CONNECT; - break; - - default: - break; - } -} - static const struct drm_connector_helper_funcs nouveau_connector_helper_funcs = { .get_modes = nouveau_connector_get_modes, @@ -872,6 +849,7 @@ nouveau_connector_create(struct drm_device *dev, int index) dev->mode_config.scaling_mode_property, nv_connector->scaling_mode); } + connector->polled = DRM_CONNECTOR_POLL_CONNECT; /* fall-through */ case DCB_CONNECTOR_TV_0: case DCB_CONNECTOR_TV_1: @@ -888,11 +866,16 @@ nouveau_connector_create(struct drm_device *dev, int index) dev->mode_config.dithering_mode_property, nv_connector->use_dithering ? DRM_MODE_DITHERING_ON : DRM_MODE_DITHERING_OFF); + + if (dcb->type != DCB_CONNECTOR_LVDS) { + if (dev_priv->card_type >= NV_50) + connector->polled = DRM_CONNECTOR_POLL_HPD; + else + connector->polled = DRM_CONNECTOR_POLL_CONNECT; + } break; } - nouveau_connector_set_polling(connector); - drm_sysfs_connector_add(connector); dcb->drm = connector; return dcb->drm; diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.h b/drivers/gpu/drm/nouveau/nouveau_connector.h index c21ed6b16f8..711b1e9203a 100644 --- a/drivers/gpu/drm/nouveau/nouveau_connector.h +++ b/drivers/gpu/drm/nouveau/nouveau_connector.h @@ -52,9 +52,6 @@ static inline struct nouveau_connector *nouveau_connector( struct drm_connector * nouveau_connector_create(struct drm_device *, int index); -void -nouveau_connector_set_polling(struct drm_connector *); - int nouveau_connector_bpp(struct drm_connector *); diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h index 3a07e580d27..1c7db64c03b 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.h +++ b/drivers/gpu/drm/nouveau/nouveau_drv.h @@ -100,6 +100,9 @@ struct nouveau_bo { int pin_refcnt; }; +#define nouveau_bo_tile_layout(nvbo) \ + ((nvbo)->tile_flags & NOUVEAU_GEM_TILE_LAYOUT_MASK) + static inline struct nouveau_bo * nouveau_bo(struct ttm_buffer_object *bo) { @@ -304,6 +307,7 @@ struct nouveau_fifo_engine { void (*destroy_context)(struct nouveau_channel *); int (*load_context)(struct nouveau_channel *); int (*unload_context)(struct drm_device *); + void (*tlb_flush)(struct drm_device *dev); }; struct nouveau_pgraph_object_method { @@ -336,6 +340,7 @@ struct nouveau_pgraph_engine { void (*destroy_context)(struct nouveau_channel *); int (*load_context)(struct nouveau_channel *); int (*unload_context)(struct drm_device *); + void (*tlb_flush)(struct drm_device *dev); void (*set_region_tiling)(struct drm_device *dev, int i, uint32_t addr, uint32_t size, uint32_t pitch); @@ -485,13 +490,13 @@ enum nv04_fp_display_regs { }; struct nv04_crtc_reg { - unsigned char MiscOutReg; /* */ + unsigned char MiscOutReg; uint8_t CRTC[0xa0]; uint8_t CR58[0x10]; uint8_t Sequencer[5]; uint8_t Graphics[9]; uint8_t Attribute[21]; - unsigned char DAC[768]; /* Internal Colorlookuptable */ + unsigned char DAC[768]; /* PCRTC regs */ uint32_t fb_start; @@ -539,43 +544,9 @@ struct nv04_output_reg { }; struct nv04_mode_state { - uint32_t bpp; - uint32_t width; - uint32_t height; - uint32_t interlace; - uint32_t repaint0; - uint32_t repaint1; - uint32_t screen; - uint32_t scale; - uint32_t dither; - uint32_t extra; - uint32_t fifo; - uint32_t pixel; - uint32_t horiz; - int arbitration0; - int arbitration1; - uint32_t pll; - uint32_t pllB; - uint32_t vpll; - uint32_t vpll2; - uint32_t vpllB; - uint32_t vpll2B; + struct nv04_crtc_reg crtc_reg[2]; uint32_t pllsel; uint32_t sel_clk; - uint32_t general; - uint32_t crtcOwner; - uint32_t head; - uint32_t head2; - uint32_t cursorConfig; - uint32_t cursor0; - uint32_t cursor1; - uint32_t cursor2; - uint32_t timingH; - uint32_t timingV; - uint32_t displayV; - uint32_t crtcSync; - - struct nv04_crtc_reg crtc_reg[2]; }; enum nouveau_card_type { @@ -613,6 +584,12 @@ struct drm_nouveau_private { struct work_struct irq_work; struct work_struct hpd_work; + struct { + spinlock_t lock; + uint32_t hpd0_bits; + uint32_t hpd1_bits; + } hpd_state; + struct list_head vbl_waiting; struct { @@ -1045,6 +1022,7 @@ extern int nv50_fifo_create_context(struct nouveau_channel *); extern void nv50_fifo_destroy_context(struct nouveau_channel *); extern int nv50_fifo_load_context(struct nouveau_channel *); extern int nv50_fifo_unload_context(struct drm_device *); +extern void nv50_fifo_tlb_flush(struct drm_device *dev); /* nvc0_fifo.c */ extern int nvc0_fifo_init(struct drm_device *); @@ -1122,6 +1100,8 @@ extern int nv50_graph_load_context(struct nouveau_channel *); extern int nv50_graph_unload_context(struct drm_device *); extern void nv50_graph_context_switch(struct drm_device *); extern int nv50_grctx_init(struct nouveau_grctx *); +extern void nv50_graph_tlb_flush(struct drm_device *dev); +extern void nv86_graph_tlb_flush(struct drm_device *dev); /* nvc0_graph.c */ extern int nvc0_graph_init(struct drm_device *); @@ -1239,7 +1219,6 @@ extern u16 nouveau_bo_rd16(struct nouveau_bo *nvbo, unsigned index); extern void nouveau_bo_wr16(struct nouveau_bo *nvbo, unsigned index, u16 val); extern u32 nouveau_bo_rd32(struct nouveau_bo *nvbo, unsigned index); extern void nouveau_bo_wr32(struct nouveau_bo *nvbo, unsigned index, u32 val); -extern int nouveau_bo_sync_gpu(struct nouveau_bo *, struct nouveau_channel *); /* nouveau_fence.c */ struct nouveau_fence; diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.c b/drivers/gpu/drm/nouveau/nouveau_fence.c index 441b12420bb..ab1bbfbf266 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fence.c +++ b/drivers/gpu/drm/nouveau/nouveau_fence.c @@ -249,6 +249,7 @@ alloc_semaphore(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; struct nouveau_semaphore *sema; + int ret; if (!USE_SEMA(dev)) return NULL; @@ -257,10 +258,14 @@ alloc_semaphore(struct drm_device *dev) if (!sema) goto fail; + ret = drm_mm_pre_get(&dev_priv->fence.heap); + if (ret) + goto fail; + spin_lock(&dev_priv->fence.lock); sema->mem = drm_mm_search_free(&dev_priv->fence.heap, 4, 0, 0); if (sema->mem) - sema->mem = drm_mm_get_block(sema->mem, 4, 0); + sema->mem = drm_mm_get_block_atomic(sema->mem, 4, 0); spin_unlock(&dev_priv->fence.lock); if (!sema->mem) diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c index 5c4c929d7f7..9a1fdcf400c 100644 --- a/drivers/gpu/drm/nouveau/nouveau_gem.c +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c @@ -107,23 +107,29 @@ nouveau_gem_info(struct drm_gem_object *gem, struct drm_nouveau_gem_info *rep) } static bool -nouveau_gem_tile_flags_valid(struct drm_device *dev, uint32_t tile_flags) { - switch (tile_flags) { - case 0x0000: - case 0x1800: - case 0x2800: - case 0x4800: - case 0x7000: - case 0x7400: - case 0x7a00: - case 0xe000: - break; - default: - NV_ERROR(dev, "bad page flags: 0x%08x\n", tile_flags); - return false; +nouveau_gem_tile_flags_valid(struct drm_device *dev, uint32_t tile_flags) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + + if (dev_priv->card_type >= NV_50) { + switch (tile_flags & NOUVEAU_GEM_TILE_LAYOUT_MASK) { + case 0x0000: + case 0x1800: + case 0x2800: + case 0x4800: + case 0x7000: + case 0x7400: + case 0x7a00: + case 0xe000: + return true; + } + } else { + if (!(tile_flags & NOUVEAU_GEM_TILE_LAYOUT_MASK)) + return true; } - return true; + NV_ERROR(dev, "bad page flags: 0x%08x\n", tile_flags); + return false; } int diff --git a/drivers/gpu/drm/nouveau/nouveau_hw.c b/drivers/gpu/drm/nouveau/nouveau_hw.c index bed669a54a2..b9672a05c41 100644 --- a/drivers/gpu/drm/nouveau/nouveau_hw.c +++ b/drivers/gpu/drm/nouveau/nouveau_hw.c @@ -519,11 +519,11 @@ nouveau_hw_fix_bad_vpll(struct drm_device *dev, int head) struct pll_lims pll_lim; struct nouveau_pll_vals pv; - uint32_t pllreg = head ? NV_RAMDAC_VPLL2 : NV_PRAMDAC_VPLL_COEFF; + enum pll_types pll = head ? PLL_VPLL1 : PLL_VPLL0; - if (get_pll_limits(dev, pllreg, &pll_lim)) + if (get_pll_limits(dev, pll, &pll_lim)) return; - nouveau_hw_get_pllvals(dev, pllreg, &pv); + nouveau_hw_get_pllvals(dev, pll, &pv); if (pv.M1 >= pll_lim.vco1.min_m && pv.M1 <= pll_lim.vco1.max_m && pv.N1 >= pll_lim.vco1.min_n && pv.N1 <= pll_lim.vco1.max_n && @@ -536,7 +536,7 @@ nouveau_hw_fix_bad_vpll(struct drm_device *dev, int head) pv.M1 = pll_lim.vco1.max_m; pv.N1 = pll_lim.vco1.min_n; pv.log2P = pll_lim.max_usable_log2p; - nouveau_hw_setpll(dev, pllreg, &pv); + nouveau_hw_setpll(dev, pll_lim.reg, &pv); } /* diff --git a/drivers/gpu/drm/nouveau/nouveau_hw.h b/drivers/gpu/drm/nouveau/nouveau_hw.h index 869130f8360..2989090b943 100644 --- a/drivers/gpu/drm/nouveau/nouveau_hw.h +++ b/drivers/gpu/drm/nouveau/nouveau_hw.h @@ -416,6 +416,25 @@ nv_fix_nv40_hw_cursor(struct drm_device *dev, int head) } static inline void +nv_set_crtc_base(struct drm_device *dev, int head, uint32_t offset) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + + NVWriteCRTC(dev, head, NV_PCRTC_START, offset); + + if (dev_priv->card_type == NV_04) { + /* + * Hilarious, the 24th bit doesn't want to stick to + * PCRTC_START... + */ + int cre_heb = NVReadVgaCrtc(dev, head, NV_CIO_CRE_HEB__INDEX); + + NVWriteVgaCrtc(dev, head, NV_CIO_CRE_HEB__INDEX, + (cre_heb & ~0x40) | ((offset >> 18) & 0x40)); + } +} + +static inline void nv_show_cursor(struct drm_device *dev, int head, bool show) { struct drm_nouveau_private *dev_priv = dev->dev_private; diff --git a/drivers/gpu/drm/nouveau/nouveau_i2c.c b/drivers/gpu/drm/nouveau/nouveau_i2c.c index fdd7e3de79c..cb389d01432 100644 --- a/drivers/gpu/drm/nouveau/nouveau_i2c.c +++ b/drivers/gpu/drm/nouveau/nouveau_i2c.c @@ -256,7 +256,7 @@ nouveau_i2c_find(struct drm_device *dev, int index) if (index >= DCB_MAX_NUM_I2C_ENTRIES) return NULL; - if (dev_priv->chipset >= NV_50 && (i2c->entry & 0x00000100)) { + if (dev_priv->card_type >= NV_50 && (i2c->entry & 0x00000100)) { uint32_t reg = 0xe500, val; if (i2c->port_type == 6) { diff --git a/drivers/gpu/drm/nouveau/nouveau_irq.c b/drivers/gpu/drm/nouveau/nouveau_irq.c index 6fd51a51c60..7bfd9e6c9d6 100644 --- a/drivers/gpu/drm/nouveau/nouveau_irq.c +++ b/drivers/gpu/drm/nouveau/nouveau_irq.c @@ -42,6 +42,13 @@ #include "nouveau_connector.h" #include "nv50_display.h" +static DEFINE_RATELIMIT_STATE(nouveau_ratelimit_state, 3 * HZ, 20); + +static int nouveau_ratelimit(void) +{ + return __ratelimit(&nouveau_ratelimit_state); +} + void nouveau_irq_preinstall(struct drm_device *dev) { @@ -53,6 +60,7 @@ nouveau_irq_preinstall(struct drm_device *dev) if (dev_priv->card_type >= NV_50) { INIT_WORK(&dev_priv->irq_work, nv50_display_irq_handler_bh); INIT_WORK(&dev_priv->hpd_work, nv50_display_irq_hotplug_bh); + spin_lock_init(&dev_priv->hpd_state.lock); INIT_LIST_HEAD(&dev_priv->vbl_waiting); } } @@ -202,8 +210,8 @@ nouveau_fifo_irq_handler(struct drm_device *dev) } if (status & NV_PFIFO_INTR_DMA_PUSHER) { - u32 get = nv_rd32(dev, 0x003244); - u32 put = nv_rd32(dev, 0x003240); + u32 dma_get = nv_rd32(dev, 0x003244); + u32 dma_put = nv_rd32(dev, 0x003240); u32 push = nv_rd32(dev, 0x003220); u32 state = nv_rd32(dev, 0x003228); @@ -213,16 +221,18 @@ nouveau_fifo_irq_handler(struct drm_device *dev) u32 ib_get = nv_rd32(dev, 0x003334); u32 ib_put = nv_rd32(dev, 0x003330); - NV_INFO(dev, "PFIFO_DMA_PUSHER - Ch %d Get 0x%02x%08x " + if (nouveau_ratelimit()) + NV_INFO(dev, "PFIFO_DMA_PUSHER - Ch %d Get 0x%02x%08x " "Put 0x%02x%08x IbGet 0x%08x IbPut 0x%08x " "State 0x%08x Push 0x%08x\n", - chid, ho_get, get, ho_put, put, ib_get, ib_put, - state, push); + chid, ho_get, dma_get, ho_put, + dma_put, ib_get, ib_put, state, + push); /* METHOD_COUNT, in DMA_STATE on earlier chipsets */ nv_wr32(dev, 0x003364, 0x00000000); - if (get != put || ho_get != ho_put) { - nv_wr32(dev, 0x003244, put); + if (dma_get != dma_put || ho_get != ho_put) { + nv_wr32(dev, 0x003244, dma_put); nv_wr32(dev, 0x003328, ho_put); } else if (ib_get != ib_put) { @@ -231,10 +241,10 @@ nouveau_fifo_irq_handler(struct drm_device *dev) } else { NV_INFO(dev, "PFIFO_DMA_PUSHER - Ch %d Get 0x%08x " "Put 0x%08x State 0x%08x Push 0x%08x\n", - chid, get, put, state, push); + chid, dma_get, dma_put, state, push); - if (get != put) - nv_wr32(dev, 0x003244, put); + if (dma_get != dma_put) + nv_wr32(dev, 0x003244, dma_put); } nv_wr32(dev, 0x003228, 0x00000000); @@ -266,8 +276,9 @@ nouveau_fifo_irq_handler(struct drm_device *dev) } if (status) { - NV_INFO(dev, "PFIFO_INTR 0x%08x - Ch %d\n", - status, chid); + if (nouveau_ratelimit()) + NV_INFO(dev, "PFIFO_INTR 0x%08x - Ch %d\n", + status, chid); nv_wr32(dev, NV03_PFIFO_INTR_0, status); status = 0; } @@ -544,13 +555,6 @@ nouveau_pgraph_intr_notify(struct drm_device *dev, uint32_t nsource) nouveau_graph_dump_trap_info(dev, "PGRAPH_NOTIFY", &trap); } -static DEFINE_RATELIMIT_STATE(nouveau_ratelimit_state, 3 * HZ, 20); - -static int nouveau_ratelimit(void) -{ - return __ratelimit(&nouveau_ratelimit_state); -} - static inline void nouveau_pgraph_intr_error(struct drm_device *dev, uint32_t nsource) diff --git a/drivers/gpu/drm/nouveau/nouveau_mem.c b/drivers/gpu/drm/nouveau/nouveau_mem.c index a163c7c612e..fe4a30dc4b4 100644 --- a/drivers/gpu/drm/nouveau/nouveau_mem.c +++ b/drivers/gpu/drm/nouveau/nouveau_mem.c @@ -33,9 +33,9 @@ #include "drmP.h" #include "drm.h" #include "drm_sarea.h" -#include "nouveau_drv.h" -#define MIN(a,b) a < b ? a : b +#include "nouveau_drv.h" +#include "nouveau_pm.h" /* * NV10-NV40 tiling helpers @@ -175,11 +175,10 @@ nv50_mem_vm_bind_linear(struct drm_device *dev, uint64_t virt, uint32_t size, } } } - dev_priv->engine.instmem.flush(dev); - nv50_vm_flush(dev, 5); - nv50_vm_flush(dev, 0); - nv50_vm_flush(dev, 4); + dev_priv->engine.instmem.flush(dev); + dev_priv->engine.fifo.tlb_flush(dev); + dev_priv->engine.graph.tlb_flush(dev); nv50_vm_flush(dev, 6); return 0; } @@ -209,11 +208,10 @@ nv50_mem_vm_unbind(struct drm_device *dev, uint64_t virt, uint32_t size) pte++; } } - dev_priv->engine.instmem.flush(dev); - nv50_vm_flush(dev, 5); - nv50_vm_flush(dev, 0); - nv50_vm_flush(dev, 4); + dev_priv->engine.instmem.flush(dev); + dev_priv->engine.fifo.tlb_flush(dev); + dev_priv->engine.graph.tlb_flush(dev); nv50_vm_flush(dev, 6); } @@ -653,6 +651,7 @@ nouveau_mem_gart_init(struct drm_device *dev) void nouveau_mem_timing_init(struct drm_device *dev) { + /* cards < NVC0 only */ struct drm_nouveau_private *dev_priv = dev->dev_private; struct nouveau_pm_engine *pm = &dev_priv->engine.pm; struct nouveau_pm_memtimings *memtimings = &pm->memtimings; @@ -719,14 +718,14 @@ nouveau_mem_timing_init(struct drm_device *dev) tUNK_19 = 1; tUNK_20 = 0; tUNK_21 = 0; - switch (MIN(recordlen,21)) { - case 21: + switch (min(recordlen, 22)) { + case 22: tUNK_21 = entry[21]; - case 20: + case 21: tUNK_20 = entry[20]; - case 19: + case 20: tUNK_19 = entry[19]; - case 18: + case 19: tUNK_18 = entry[18]; default: tUNK_0 = entry[0]; @@ -756,24 +755,30 @@ nouveau_mem_timing_init(struct drm_device *dev) timing->reg_100228 = (tUNK_12 << 16 | tUNK_11 << 8 | tUNK_10); if(recordlen > 19) { timing->reg_100228 += (tUNK_19 - 1) << 24; - } else { + }/* I cannot back-up this else-statement right now + else { timing->reg_100228 += tUNK_12 << 24; - } + }*/ /* XXX: reg_10022c */ + timing->reg_10022c = tUNK_2 - 1; timing->reg_100230 = (tUNK_20 << 24 | tUNK_21 << 16 | tUNK_13 << 8 | tUNK_13); /* XXX: +6? */ timing->reg_100234 = (tRAS << 24 | (tUNK_19 + 6) << 8 | tRC); - if(tUNK_10 > tUNK_11) { - timing->reg_100234 += tUNK_10 << 16; - } else { - timing->reg_100234 += tUNK_11 << 16; + timing->reg_100234 += max(tUNK_10,tUNK_11) << 16; + + /* XXX; reg_100238, reg_10023c + * reg: 0x00?????? + * reg_10023c: + * 0 for pre-NV50 cards + * 0x????0202 for NV50+ cards (empirical evidence) */ + if(dev_priv->card_type >= NV_50) { + timing->reg_10023c = 0x202; } - /* XXX; reg_100238, reg_10023c */ NV_DEBUG(dev, "Entry %d: 220: %08x %08x %08x %08x\n", i, timing->reg_100220, timing->reg_100224, timing->reg_100228, timing->reg_10022c); diff --git a/drivers/gpu/drm/nouveau/nouveau_object.c b/drivers/gpu/drm/nouveau/nouveau_object.c index 896cf863414..dd572adca02 100644 --- a/drivers/gpu/drm/nouveau/nouveau_object.c +++ b/drivers/gpu/drm/nouveau/nouveau_object.c @@ -129,7 +129,7 @@ nouveau_gpuobj_new(struct drm_device *dev, struct nouveau_channel *chan, if (ramin == NULL) { spin_unlock(&dev_priv->ramin_lock); nouveau_gpuobj_ref(NULL, &gpuobj); - return ret; + return -ENOMEM; } ramin = drm_mm_get_block_atomic(ramin, size, align); diff --git a/drivers/gpu/drm/nouveau/nouveau_pm.c b/drivers/gpu/drm/nouveau/nouveau_pm.c index 1c99c55d6d4..9f7b158f582 100644 --- a/drivers/gpu/drm/nouveau/nouveau_pm.c +++ b/drivers/gpu/drm/nouveau/nouveau_pm.c @@ -284,6 +284,7 @@ nouveau_sysfs_fini(struct drm_device *dev) } } +#ifdef CONFIG_HWMON static ssize_t nouveau_hwmon_show_temp(struct device *d, struct device_attribute *a, char *buf) { @@ -395,10 +396,12 @@ static struct attribute *hwmon_attributes[] = { static const struct attribute_group hwmon_attrgroup = { .attrs = hwmon_attributes, }; +#endif static int nouveau_hwmon_init(struct drm_device *dev) { +#ifdef CONFIG_HWMON struct drm_nouveau_private *dev_priv = dev->dev_private; struct nouveau_pm_engine *pm = &dev_priv->engine.pm; struct device *hwmon_dev; @@ -425,13 +428,14 @@ nouveau_hwmon_init(struct drm_device *dev) } pm->hwmon = hwmon_dev; - +#endif return 0; } static void nouveau_hwmon_fini(struct drm_device *dev) { +#ifdef CONFIG_HWMON struct drm_nouveau_private *dev_priv = dev->dev_private; struct nouveau_pm_engine *pm = &dev_priv->engine.pm; @@ -439,6 +443,7 @@ nouveau_hwmon_fini(struct drm_device *dev) sysfs_remove_group(&pm->hwmon->kobj, &hwmon_attrgroup); hwmon_device_unregister(pm->hwmon); } +#endif } int diff --git a/drivers/gpu/drm/nouveau/nouveau_ramht.c b/drivers/gpu/drm/nouveau/nouveau_ramht.c index 7f16697cc96..2d8580927ca 100644 --- a/drivers/gpu/drm/nouveau/nouveau_ramht.c +++ b/drivers/gpu/drm/nouveau/nouveau_ramht.c @@ -153,26 +153,42 @@ nouveau_ramht_insert(struct nouveau_channel *chan, u32 handle, return -ENOMEM; } +static struct nouveau_ramht_entry * +nouveau_ramht_remove_entry(struct nouveau_channel *chan, u32 handle) +{ + struct nouveau_ramht *ramht = chan ? chan->ramht : NULL; + struct nouveau_ramht_entry *entry; + unsigned long flags; + + if (!ramht) + return NULL; + + spin_lock_irqsave(&ramht->lock, flags); + list_for_each_entry(entry, &ramht->entries, head) { + if (entry->channel == chan && + (!handle || entry->handle == handle)) { + list_del(&entry->head); + spin_unlock_irqrestore(&ramht->lock, flags); + + return entry; + } + } + spin_unlock_irqrestore(&ramht->lock, flags); + + return NULL; +} + static void -nouveau_ramht_remove_locked(struct nouveau_channel *chan, u32 handle) +nouveau_ramht_remove_hash(struct nouveau_channel *chan, u32 handle) { struct drm_device *dev = chan->dev; struct drm_nouveau_private *dev_priv = dev->dev_private; struct nouveau_instmem_engine *instmem = &dev_priv->engine.instmem; struct nouveau_gpuobj *ramht = chan->ramht->gpuobj; - struct nouveau_ramht_entry *entry, *tmp; + unsigned long flags; u32 co, ho; - list_for_each_entry_safe(entry, tmp, &chan->ramht->entries, head) { - if (entry->channel != chan || entry->handle != handle) - continue; - - nouveau_gpuobj_ref(NULL, &entry->gpuobj); - list_del(&entry->head); - kfree(entry); - break; - } - + spin_lock_irqsave(&chan->ramht->lock, flags); co = ho = nouveau_ramht_hash_handle(chan, handle); do { if (nouveau_ramht_entry_valid(dev, ramht, co) && @@ -184,7 +200,7 @@ nouveau_ramht_remove_locked(struct nouveau_channel *chan, u32 handle) nv_wo32(ramht, co + 0, 0x00000000); nv_wo32(ramht, co + 4, 0x00000000); instmem->flush(dev); - return; + goto out; } co += 8; @@ -194,17 +210,22 @@ nouveau_ramht_remove_locked(struct nouveau_channel *chan, u32 handle) NV_ERROR(dev, "RAMHT entry not found. ch=%d, handle=0x%08x\n", chan->id, handle); +out: + spin_unlock_irqrestore(&chan->ramht->lock, flags); } void nouveau_ramht_remove(struct nouveau_channel *chan, u32 handle) { - struct nouveau_ramht *ramht = chan->ramht; - unsigned long flags; + struct nouveau_ramht_entry *entry; - spin_lock_irqsave(&ramht->lock, flags); - nouveau_ramht_remove_locked(chan, handle); - spin_unlock_irqrestore(&ramht->lock, flags); + entry = nouveau_ramht_remove_entry(chan, handle); + if (!entry) + return; + + nouveau_ramht_remove_hash(chan, entry->handle); + nouveau_gpuobj_ref(NULL, &entry->gpuobj); + kfree(entry); } struct nouveau_gpuobj * @@ -265,23 +286,19 @@ void nouveau_ramht_ref(struct nouveau_ramht *ref, struct nouveau_ramht **ptr, struct nouveau_channel *chan) { - struct nouveau_ramht_entry *entry, *tmp; + struct nouveau_ramht_entry *entry; struct nouveau_ramht *ramht; - unsigned long flags; if (ref) kref_get(&ref->refcount); ramht = *ptr; if (ramht) { - spin_lock_irqsave(&ramht->lock, flags); - list_for_each_entry_safe(entry, tmp, &ramht->entries, head) { - if (entry->channel != chan) - continue; - - nouveau_ramht_remove_locked(chan, entry->handle); + while ((entry = nouveau_ramht_remove_entry(chan, 0))) { + nouveau_ramht_remove_hash(chan, entry->handle); + nouveau_gpuobj_ref(NULL, &entry->gpuobj); + kfree(entry); } - spin_unlock_irqrestore(&ramht->lock, flags); kref_put(&ramht->refcount, nouveau_ramht_del); } diff --git a/drivers/gpu/drm/nouveau/nouveau_sgdma.c b/drivers/gpu/drm/nouveau/nouveau_sgdma.c index 288bacac7e5..d4ac9700703 100644 --- a/drivers/gpu/drm/nouveau/nouveau_sgdma.c +++ b/drivers/gpu/drm/nouveau/nouveau_sgdma.c @@ -120,8 +120,8 @@ nouveau_sgdma_bind(struct ttm_backend *be, struct ttm_mem_reg *mem) dev_priv->engine.instmem.flush(nvbe->dev); if (dev_priv->card_type == NV_50) { - nv50_vm_flush(dev, 5); /* PGRAPH */ - nv50_vm_flush(dev, 0); /* PFIFO */ + dev_priv->engine.fifo.tlb_flush(dev); + dev_priv->engine.graph.tlb_flush(dev); } nvbe->bound = true; @@ -162,8 +162,8 @@ nouveau_sgdma_unbind(struct ttm_backend *be) dev_priv->engine.instmem.flush(nvbe->dev); if (dev_priv->card_type == NV_50) { - nv50_vm_flush(dev, 5); - nv50_vm_flush(dev, 0); + dev_priv->engine.fifo.tlb_flush(dev); + dev_priv->engine.graph.tlb_flush(dev); } nvbe->bound = false; @@ -224,7 +224,11 @@ nouveau_sgdma_init(struct drm_device *dev) int i, ret; if (dev_priv->card_type < NV_50) { - aper_size = (64 * 1024 * 1024); + if(dev_priv->ramin_rsvd_vram < 2 * 1024 * 1024) + aper_size = 64 * 1024 * 1024; + else + aper_size = 512 * 1024 * 1024; + obj_size = (aper_size >> NV_CTXDMA_PAGE_SHIFT) * 4; obj_size += 8; /* ctxdma header */ } else { diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c index ed7757f1408..049f755567e 100644 --- a/drivers/gpu/drm/nouveau/nouveau_state.c +++ b/drivers/gpu/drm/nouveau/nouveau_state.c @@ -354,6 +354,15 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev) engine->graph.destroy_context = nv50_graph_destroy_context; engine->graph.load_context = nv50_graph_load_context; engine->graph.unload_context = nv50_graph_unload_context; + if (dev_priv->chipset != 0x86) + engine->graph.tlb_flush = nv50_graph_tlb_flush; + else { + /* from what i can see nvidia do this on every + * pre-NVA3 board except NVAC, but, we've only + * ever seen problems on NV86 + */ + engine->graph.tlb_flush = nv86_graph_tlb_flush; + } engine->fifo.channels = 128; engine->fifo.init = nv50_fifo_init; engine->fifo.takedown = nv50_fifo_takedown; @@ -365,6 +374,7 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev) engine->fifo.destroy_context = nv50_fifo_destroy_context; engine->fifo.load_context = nv50_fifo_load_context; engine->fifo.unload_context = nv50_fifo_unload_context; + engine->fifo.tlb_flush = nv50_fifo_tlb_flush; engine->display.early_init = nv50_display_early_init; engine->display.late_takedown = nv50_display_late_takedown; engine->display.create = nv50_display_create; @@ -1041,6 +1051,9 @@ int nouveau_ioctl_getparam(struct drm_device *dev, void *data, case NOUVEAU_GETPARAM_PTIMER_TIME: getparam->value = dev_priv->engine.timer.read(dev); break; + case NOUVEAU_GETPARAM_HAS_BO_USAGE: + getparam->value = 1; + break; case NOUVEAU_GETPARAM_GRAPH_UNITS: /* NV40 and NV50 versions are quite different, but register * address is the same. User is supposed to know the card @@ -1051,7 +1064,7 @@ int nouveau_ioctl_getparam(struct drm_device *dev, void *data, } /* FALLTHRU */ default: - NV_ERROR(dev, "unknown parameter %lld\n", getparam->param); + NV_DEBUG(dev, "unknown parameter %lld\n", getparam->param); return -EINVAL; } @@ -1066,7 +1079,7 @@ nouveau_ioctl_setparam(struct drm_device *dev, void *data, switch (setparam->param) { default: - NV_ERROR(dev, "unknown parameter %lld\n", setparam->param); + NV_DEBUG(dev, "unknown parameter %lld\n", setparam->param); return -EINVAL; } diff --git a/drivers/gpu/drm/nouveau/nouveau_temp.c b/drivers/gpu/drm/nouveau/nouveau_temp.c index 16bbbf1eff6..7ecc4adc1e4 100644 --- a/drivers/gpu/drm/nouveau/nouveau_temp.c +++ b/drivers/gpu/drm/nouveau/nouveau_temp.c @@ -191,7 +191,7 @@ nv40_temp_get(struct drm_device *dev) int offset = sensor->offset_mult / sensor->offset_div; int core_temp; - if (dev_priv->chipset >= 0x50) { + if (dev_priv->card_type >= NV_50) { core_temp = nv_rd32(dev, 0x20008); } else { core_temp = nv_rd32(dev, 0x0015b4) & 0x1fff; diff --git a/drivers/gpu/drm/nouveau/nv04_crtc.c b/drivers/gpu/drm/nouveau/nv04_crtc.c index c71abc2a34d..40e18074162 100644 --- a/drivers/gpu/drm/nouveau/nv04_crtc.c +++ b/drivers/gpu/drm/nouveau/nv04_crtc.c @@ -158,7 +158,6 @@ nv_crtc_dpms(struct drm_crtc *crtc, int mode) { struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); struct drm_device *dev = crtc->dev; - struct drm_connector *connector; unsigned char seq1 = 0, crtc17 = 0; unsigned char crtc1A; @@ -213,10 +212,6 @@ nv_crtc_dpms(struct drm_crtc *crtc, int mode) NVVgaSeqReset(dev, nv_crtc->index, false); NVWriteVgaCrtc(dev, nv_crtc->index, NV_CIO_CRE_RPC1_INDEX, crtc1A); - - /* Update connector polling modes */ - list_for_each_entry(connector, &dev->mode_config.connector_list, head) - nouveau_connector_set_polling(connector); } static bool @@ -831,7 +826,7 @@ nv04_crtc_do_mode_set_base(struct drm_crtc *crtc, /* Update the framebuffer location. */ regp->fb_start = nv_crtc->fb.offset & ~3; regp->fb_start += (y * drm_fb->pitch) + (x * drm_fb->bits_per_pixel / 8); - NVWriteCRTC(dev, nv_crtc->index, NV_PCRTC_START, regp->fb_start); + nv_set_crtc_base(dev, nv_crtc->index, regp->fb_start); /* Update the arbitration parameters. */ nouveau_calc_arb(dev, crtc->mode.clock, drm_fb->bits_per_pixel, diff --git a/drivers/gpu/drm/nouveau/nv04_dfp.c b/drivers/gpu/drm/nouveau/nv04_dfp.c index c936403b26e..ef23550407b 100644 --- a/drivers/gpu/drm/nouveau/nv04_dfp.c +++ b/drivers/gpu/drm/nouveau/nv04_dfp.c @@ -185,14 +185,15 @@ static bool nv04_dfp_mode_fixup(struct drm_encoder *encoder, struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); struct nouveau_connector *nv_connector = nouveau_encoder_connector_get(nv_encoder); - /* For internal panels and gpu scaling on DVI we need the native mode */ - if (nv_connector->scaling_mode != DRM_MODE_SCALE_NONE) { - if (!nv_connector->native_mode) - return false; + if (!nv_connector->native_mode || + nv_connector->scaling_mode == DRM_MODE_SCALE_NONE || + mode->hdisplay > nv_connector->native_mode->hdisplay || + mode->vdisplay > nv_connector->native_mode->vdisplay) { + nv_encoder->mode = *adjusted_mode; + + } else { nv_encoder->mode = *nv_connector->native_mode; adjusted_mode->clock = nv_connector->native_mode->clock; - } else { - nv_encoder->mode = *adjusted_mode; } return true; diff --git a/drivers/gpu/drm/nouveau/nv04_pm.c b/drivers/gpu/drm/nouveau/nv04_pm.c index 6a6eb697d38..eb1c70dd82e 100644 --- a/drivers/gpu/drm/nouveau/nv04_pm.c +++ b/drivers/gpu/drm/nouveau/nv04_pm.c @@ -76,6 +76,15 @@ nv04_pm_clock_set(struct drm_device *dev, void *pre_state) reg += 4; nouveau_hw_setpll(dev, reg, &state->calc); + + if (dev_priv->card_type < NV_30 && reg == NV_PRAMDAC_MPLL_COEFF) { + if (dev_priv->card_type == NV_20) + nv_mask(dev, 0x1002c4, 0, 1 << 20); + + /* Reset the DLLs */ + nv_mask(dev, 0x1002c0, 0, 1 << 8); + } + kfree(state); } diff --git a/drivers/gpu/drm/nouveau/nv50_calc.c b/drivers/gpu/drm/nouveau/nv50_calc.c index 2cdc2bfe717..de81151648f 100644 --- a/drivers/gpu/drm/nouveau/nv50_calc.c +++ b/drivers/gpu/drm/nouveau/nv50_calc.c @@ -51,24 +51,28 @@ nv50_calc_pll2(struct drm_device *dev, struct pll_lims *pll, int clk, int *N, int *fN, int *M, int *P) { fixed20_12 fb_div, a, b; + u32 refclk = pll->refclk / 10; + u32 max_vco_freq = pll->vco1.maxfreq / 10; + u32 max_vco_inputfreq = pll->vco1.max_inputfreq / 10; + clk /= 10; - *P = pll->vco1.maxfreq / clk; + *P = max_vco_freq / clk; if (*P > pll->max_p) *P = pll->max_p; if (*P < pll->min_p) *P = pll->min_p; - /* *M = ceil(refclk / pll->vco.max_inputfreq); */ - a.full = dfixed_const(pll->refclk); - b.full = dfixed_const(pll->vco1.max_inputfreq); + /* *M = floor((refclk + max_vco_inputfreq) / max_vco_inputfreq); */ + a.full = dfixed_const(refclk + max_vco_inputfreq); + b.full = dfixed_const(max_vco_inputfreq); a.full = dfixed_div(a, b); - a.full = dfixed_ceil(a); + a.full = dfixed_floor(a); *M = dfixed_trunc(a); /* fb_div = (vco * *M) / refclk; */ fb_div.full = dfixed_const(clk * *P); fb_div.full = dfixed_mul(fb_div, a); - a.full = dfixed_const(pll->refclk); + a.full = dfixed_const(refclk); fb_div.full = dfixed_div(fb_div, a); /* *N = floor(fb_div); */ diff --git a/drivers/gpu/drm/nouveau/nv50_crtc.c b/drivers/gpu/drm/nouveau/nv50_crtc.c index 16380d52cd8..56476d0c6de 100644 --- a/drivers/gpu/drm/nouveau/nv50_crtc.c +++ b/drivers/gpu/drm/nouveau/nv50_crtc.c @@ -546,7 +546,7 @@ nv50_crtc_do_mode_set_base(struct drm_crtc *crtc, } nv_crtc->fb.offset = fb->nvbo->bo.offset - dev_priv->vm_vram_base; - nv_crtc->fb.tile_flags = fb->nvbo->tile_flags; + nv_crtc->fb.tile_flags = nouveau_bo_tile_layout(fb->nvbo); nv_crtc->fb.cpp = drm_fb->bits_per_pixel / 8; if (!nv_crtc->fb.blanked && dev_priv->chipset != 0x50) { ret = RING_SPACE(evo, 2); @@ -578,7 +578,7 @@ nv50_crtc_do_mode_set_base(struct drm_crtc *crtc, fb->nvbo->tile_mode); } if (dev_priv->chipset == 0x50) - OUT_RING(evo, (fb->nvbo->tile_flags << 8) | format); + OUT_RING(evo, (nv_crtc->fb.tile_flags << 8) | format); else OUT_RING(evo, format); diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c index 55c9663ef2b..f624c611dde 100644 --- a/drivers/gpu/drm/nouveau/nv50_display.c +++ b/drivers/gpu/drm/nouveau/nv50_display.c @@ -1032,11 +1032,18 @@ nv50_display_irq_hotplug_bh(struct work_struct *work) struct drm_connector *connector; const uint32_t gpio_reg[4] = { 0xe104, 0xe108, 0xe280, 0xe284 }; uint32_t unplug_mask, plug_mask, change_mask; - uint32_t hpd0, hpd1 = 0; + uint32_t hpd0, hpd1; - hpd0 = nv_rd32(dev, 0xe054) & nv_rd32(dev, 0xe050); + spin_lock_irq(&dev_priv->hpd_state.lock); + hpd0 = dev_priv->hpd_state.hpd0_bits; + dev_priv->hpd_state.hpd0_bits = 0; + hpd1 = dev_priv->hpd_state.hpd1_bits; + dev_priv->hpd_state.hpd1_bits = 0; + spin_unlock_irq(&dev_priv->hpd_state.lock); + + hpd0 &= nv_rd32(dev, 0xe050); if (dev_priv->chipset >= 0x90) - hpd1 = nv_rd32(dev, 0xe074) & nv_rd32(dev, 0xe070); + hpd1 &= nv_rd32(dev, 0xe070); plug_mask = (hpd0 & 0x0000ffff) | (hpd1 << 16); unplug_mask = (hpd0 >> 16) | (hpd1 & 0xffff0000); @@ -1078,10 +1085,6 @@ nv50_display_irq_hotplug_bh(struct work_struct *work) helper->dpms(connector->encoder, DRM_MODE_DPMS_OFF); } - nv_wr32(dev, 0xe054, nv_rd32(dev, 0xe054)); - if (dev_priv->chipset >= 0x90) - nv_wr32(dev, 0xe074, nv_rd32(dev, 0xe074)); - drm_helper_hpd_irq_event(dev); } @@ -1092,8 +1095,22 @@ nv50_display_irq_handler(struct drm_device *dev) uint32_t delayed = 0; if (nv_rd32(dev, NV50_PMC_INTR_0) & NV50_PMC_INTR_0_HOTPLUG) { - if (!work_pending(&dev_priv->hpd_work)) - queue_work(dev_priv->wq, &dev_priv->hpd_work); + uint32_t hpd0_bits, hpd1_bits = 0; + + hpd0_bits = nv_rd32(dev, 0xe054); + nv_wr32(dev, 0xe054, hpd0_bits); + + if (dev_priv->chipset >= 0x90) { + hpd1_bits = nv_rd32(dev, 0xe074); + nv_wr32(dev, 0xe074, hpd1_bits); + } + + spin_lock(&dev_priv->hpd_state.lock); + dev_priv->hpd_state.hpd0_bits |= hpd0_bits; + dev_priv->hpd_state.hpd1_bits |= hpd1_bits; + spin_unlock(&dev_priv->hpd_state.lock); + + queue_work(dev_priv->wq, &dev_priv->hpd_work); } while (nv_rd32(dev, NV50_PMC_INTR_0) & NV50_PMC_INTR_0_DISPLAY) { diff --git a/drivers/gpu/drm/nouveau/nv50_fifo.c b/drivers/gpu/drm/nouveau/nv50_fifo.c index a46a961102f..1da65bd60c1 100644 --- a/drivers/gpu/drm/nouveau/nv50_fifo.c +++ b/drivers/gpu/drm/nouveau/nv50_fifo.c @@ -464,3 +464,8 @@ nv50_fifo_unload_context(struct drm_device *dev) return 0; } +void +nv50_fifo_tlb_flush(struct drm_device *dev) +{ + nv50_vm_flush(dev, 5); +} diff --git a/drivers/gpu/drm/nouveau/nv50_graph.c b/drivers/gpu/drm/nouveau/nv50_graph.c index cbf5ae2f67d..8b669d0af61 100644 --- a/drivers/gpu/drm/nouveau/nv50_graph.c +++ b/drivers/gpu/drm/nouveau/nv50_graph.c @@ -402,3 +402,55 @@ struct nouveau_pgraph_object_class nv50_graph_grclass[] = { { 0x8597, false, NULL }, /* tesla (nva3, nva5, nva8) */ {} }; + +void +nv50_graph_tlb_flush(struct drm_device *dev) +{ + nv50_vm_flush(dev, 0); +} + +void +nv86_graph_tlb_flush(struct drm_device *dev) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + struct nouveau_timer_engine *ptimer = &dev_priv->engine.timer; + bool idle, timeout = false; + unsigned long flags; + u64 start; + u32 tmp; + + spin_lock_irqsave(&dev_priv->context_switch_lock, flags); + nv_mask(dev, 0x400500, 0x00000001, 0x00000000); + + start = ptimer->read(dev); + do { + idle = true; + + for (tmp = nv_rd32(dev, 0x400380); tmp && idle; tmp >>= 3) { + if ((tmp & 7) == 1) + idle = false; + } + + for (tmp = nv_rd32(dev, 0x400384); tmp && idle; tmp >>= 3) { + if ((tmp & 7) == 1) + idle = false; + } + + for (tmp = nv_rd32(dev, 0x400388); tmp && idle; tmp >>= 3) { + if ((tmp & 7) == 1) + idle = false; + } + } while (!idle && !(timeout = ptimer->read(dev) - start > 2000000000)); + + if (timeout) { + NV_ERROR(dev, "PGRAPH TLB flush idle timeout fail: " + "0x%08x 0x%08x 0x%08x 0x%08x\n", + nv_rd32(dev, 0x400700), nv_rd32(dev, 0x400380), + nv_rd32(dev, 0x400384), nv_rd32(dev, 0x400388)); + } + + nv50_vm_flush(dev, 0); + + nv_mask(dev, 0x400500, 0x00000001, 0x00000001); + spin_unlock_irqrestore(&dev_priv->context_switch_lock, flags); +} diff --git a/drivers/gpu/drm/nouveau/nv50_instmem.c b/drivers/gpu/drm/nouveau/nv50_instmem.c index a53fc974332..b773229b764 100644 --- a/drivers/gpu/drm/nouveau/nv50_instmem.c +++ b/drivers/gpu/drm/nouveau/nv50_instmem.c @@ -402,7 +402,6 @@ nv50_instmem_bind(struct drm_device *dev, struct nouveau_gpuobj *gpuobj) } dev_priv->engine.instmem.flush(dev); - nv50_vm_flush(dev, 4); nv50_vm_flush(dev, 6); gpuobj->im_bound = 1; diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index f12a5b3ec05..4dc5b4714c5 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -1650,7 +1650,36 @@ static void evergreen_gpu_init(struct radeon_device *rdev) } } - rdev->config.evergreen.tile_config = gb_addr_config; + /* setup tiling info dword. gb_addr_config is not adequate since it does + * not have bank info, so create a custom tiling dword. + * bits 3:0 num_pipes + * bits 7:4 num_banks + * bits 11:8 group_size + * bits 15:12 row_size + */ + rdev->config.evergreen.tile_config = 0; + switch (rdev->config.evergreen.max_tile_pipes) { + case 1: + default: + rdev->config.evergreen.tile_config |= (0 << 0); + break; + case 2: + rdev->config.evergreen.tile_config |= (1 << 0); + break; + case 4: + rdev->config.evergreen.tile_config |= (2 << 0); + break; + case 8: + rdev->config.evergreen.tile_config |= (3 << 0); + break; + } + rdev->config.evergreen.tile_config |= + ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) << 4; + rdev->config.evergreen.tile_config |= + ((mc_arb_ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT) << 8; + rdev->config.evergreen.tile_config |= + ((gb_addr_config & 0x30000000) >> 28) << 12; + WREG32(GB_BACKEND_MAP, gb_backend_map); WREG32(GB_ADDR_CONFIG, gb_addr_config); WREG32(DMIF_ADDR_CONFIG, gb_addr_config); @@ -2033,7 +2062,7 @@ int evergreen_irq_set(struct radeon_device *rdev) u32 grbm_int_cntl = 0; if (!rdev->irq.installed) { - WARN(1, "Can't enable IRQ/MSI because no handler is installed.\n"); + WARN(1, "Can't enable IRQ/MSI because no handler is installed\n"); return -EINVAL; } /* don't enable anything if the ih is disabled */ @@ -2295,6 +2324,7 @@ restart_ih: case 0: /* D1 vblank */ if (disp_int & LB_D1_VBLANK_INTERRUPT) { drm_handle_vblank(rdev->ddev, 0); + rdev->pm.vblank_sync = true; wake_up(&rdev->irq.vblank_queue); disp_int &= ~LB_D1_VBLANK_INTERRUPT; DRM_DEBUG("IH: D1 vblank\n"); @@ -2316,6 +2346,7 @@ restart_ih: case 0: /* D2 vblank */ if (disp_int_cont & LB_D2_VBLANK_INTERRUPT) { drm_handle_vblank(rdev->ddev, 1); + rdev->pm.vblank_sync = true; wake_up(&rdev->irq.vblank_queue); disp_int_cont &= ~LB_D2_VBLANK_INTERRUPT; DRM_DEBUG("IH: D2 vblank\n"); @@ -2337,6 +2368,7 @@ restart_ih: case 0: /* D3 vblank */ if (disp_int_cont2 & LB_D3_VBLANK_INTERRUPT) { drm_handle_vblank(rdev->ddev, 2); + rdev->pm.vblank_sync = true; wake_up(&rdev->irq.vblank_queue); disp_int_cont2 &= ~LB_D3_VBLANK_INTERRUPT; DRM_DEBUG("IH: D3 vblank\n"); @@ -2358,6 +2390,7 @@ restart_ih: case 0: /* D4 vblank */ if (disp_int_cont3 & LB_D4_VBLANK_INTERRUPT) { drm_handle_vblank(rdev->ddev, 3); + rdev->pm.vblank_sync = true; wake_up(&rdev->irq.vblank_queue); disp_int_cont3 &= ~LB_D4_VBLANK_INTERRUPT; DRM_DEBUG("IH: D4 vblank\n"); @@ -2379,6 +2412,7 @@ restart_ih: case 0: /* D5 vblank */ if (disp_int_cont4 & LB_D5_VBLANK_INTERRUPT) { drm_handle_vblank(rdev->ddev, 4); + rdev->pm.vblank_sync = true; wake_up(&rdev->irq.vblank_queue); disp_int_cont4 &= ~LB_D5_VBLANK_INTERRUPT; DRM_DEBUG("IH: D5 vblank\n"); @@ -2400,6 +2434,7 @@ restart_ih: case 0: /* D6 vblank */ if (disp_int_cont5 & LB_D6_VBLANK_INTERRUPT) { drm_handle_vblank(rdev->ddev, 5); + rdev->pm.vblank_sync = true; wake_up(&rdev->irq.vblank_queue); disp_int_cont5 &= ~LB_D6_VBLANK_INTERRUPT; DRM_DEBUG("IH: D6 vblank\n"); diff --git a/drivers/gpu/drm/radeon/evergreen_blit_kms.c b/drivers/gpu/drm/radeon/evergreen_blit_kms.c index ac3b6dde23d..e0e590110dd 100644 --- a/drivers/gpu/drm/radeon/evergreen_blit_kms.c +++ b/drivers/gpu/drm/radeon/evergreen_blit_kms.c @@ -459,7 +459,7 @@ int evergreen_blit_init(struct radeon_device *rdev) obj_size += evergreen_ps_size * 4; obj_size = ALIGN(obj_size, 256); - r = radeon_bo_create(rdev, NULL, obj_size, true, RADEON_GEM_DOMAIN_VRAM, + r = radeon_bo_create(rdev, NULL, obj_size, PAGE_SIZE, true, RADEON_GEM_DOMAIN_VRAM, &rdev->r600_blit.shader_obj); if (r) { DRM_ERROR("evergreen failed to allocate shader\n"); diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c index 0e8f28a6892..8e10aa9f74b 100644 --- a/drivers/gpu/drm/radeon/r100.c +++ b/drivers/gpu/drm/radeon/r100.c @@ -442,7 +442,7 @@ int r100_pci_gart_init(struct radeon_device *rdev) int r; if (rdev->gart.table.ram.ptr) { - WARN(1, "R100 PCI GART already initialized.\n"); + WARN(1, "R100 PCI GART already initialized\n"); return 0; } /* Initialize common gart structure */ @@ -516,7 +516,7 @@ int r100_irq_set(struct radeon_device *rdev) uint32_t tmp = 0; if (!rdev->irq.installed) { - WARN(1, "Can't enable IRQ/MSI because no handler is installed.\n"); + WARN(1, "Can't enable IRQ/MSI because no handler is installed\n"); WREG32(R_000040_GEN_INT_CNTL, 0); return -EINVAL; } diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c index 34527e600fe..cde1d3480d9 100644 --- a/drivers/gpu/drm/radeon/r300.c +++ b/drivers/gpu/drm/radeon/r300.c @@ -91,7 +91,7 @@ int rv370_pcie_gart_init(struct radeon_device *rdev) int r; if (rdev->gart.table.vram.robj) { - WARN(1, "RV370 PCIE GART already initialized.\n"); + WARN(1, "RV370 PCIE GART already initialized\n"); return 0; } /* Initialize common gart structure */ diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index 33952a12f0a..a3552594ccc 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -97,14 +97,8 @@ u32 rv6xx_get_temp(struct radeon_device *rdev) { u32 temp = (RREG32(CG_THERMAL_STATUS) & ASIC_T_MASK) >> ASIC_T_SHIFT; - u32 actual_temp = 0; - if ((temp >> 7) & 1) - actual_temp = 0; - else - actual_temp = (temp >> 1) & 0xff; - - return actual_temp * 1000; + return temp * 1000; } void r600_pm_get_dynpm_state(struct radeon_device *rdev) @@ -919,7 +913,7 @@ int r600_pcie_gart_init(struct radeon_device *rdev) int r; if (rdev->gart.table.vram.robj) { - WARN(1, "R600 PCIE GART already initialized.\n"); + WARN(1, "R600 PCIE GART already initialized\n"); return 0; } /* Initialize common gart structure */ @@ -2724,7 +2718,7 @@ static int r600_ih_ring_alloc(struct radeon_device *rdev) /* Allocate ring buffer */ if (rdev->ih.ring_obj == NULL) { r = radeon_bo_create(rdev, NULL, rdev->ih.ring_size, - true, + PAGE_SIZE, true, RADEON_GEM_DOMAIN_GTT, &rdev->ih.ring_obj); if (r) { @@ -2995,7 +2989,7 @@ int r600_irq_set(struct radeon_device *rdev) u32 hdmi1, hdmi2; if (!rdev->irq.installed) { - WARN(1, "Can't enable IRQ/MSI because no handler is installed.\n"); + WARN(1, "Can't enable IRQ/MSI because no handler is installed\n"); return -EINVAL; } /* don't enable anything if the ih is disabled */ diff --git a/drivers/gpu/drm/radeon/r600_blit_kms.c b/drivers/gpu/drm/radeon/r600_blit_kms.c index 8362974ef41..86e5aa07f0d 100644 --- a/drivers/gpu/drm/radeon/r600_blit_kms.c +++ b/drivers/gpu/drm/radeon/r600_blit_kms.c @@ -501,7 +501,7 @@ int r600_blit_init(struct radeon_device *rdev) obj_size += r6xx_ps_size * 4; obj_size = ALIGN(obj_size, 256); - r = radeon_bo_create(rdev, NULL, obj_size, true, RADEON_GEM_DOMAIN_VRAM, + r = radeon_bo_create(rdev, NULL, obj_size, PAGE_SIZE, true, RADEON_GEM_DOMAIN_VRAM, &rdev->r600_blit.shader_obj); if (r) { DRM_ERROR("r600 failed to allocate shader\n"); diff --git a/drivers/gpu/drm/radeon/r600_cs.c b/drivers/gpu/drm/radeon/r600_cs.c index 37cc2aa9f92..9bebac1ec00 100644 --- a/drivers/gpu/drm/radeon/r600_cs.c +++ b/drivers/gpu/drm/radeon/r600_cs.c @@ -50,6 +50,7 @@ struct r600_cs_track { u32 nsamples; u32 cb_color_base_last[8]; struct radeon_bo *cb_color_bo[8]; + u64 cb_color_bo_mc[8]; u32 cb_color_bo_offset[8]; struct radeon_bo *cb_color_frag_bo[8]; struct radeon_bo *cb_color_tile_bo[8]; @@ -67,6 +68,7 @@ struct r600_cs_track { u32 db_depth_size; u32 db_offset; struct radeon_bo *db_bo; + u64 db_bo_mc; }; static inline int r600_bpe_from_format(u32 *bpe, u32 format) @@ -140,6 +142,68 @@ static inline int r600_bpe_from_format(u32 *bpe, u32 format) return 0; } +struct array_mode_checker { + int array_mode; + u32 group_size; + u32 nbanks; + u32 npipes; + u32 nsamples; + u32 bpe; +}; + +/* returns alignment in pixels for pitch/height/depth and bytes for base */ +static inline int r600_get_array_mode_alignment(struct array_mode_checker *values, + u32 *pitch_align, + u32 *height_align, + u32 *depth_align, + u64 *base_align) +{ + u32 tile_width = 8; + u32 tile_height = 8; + u32 macro_tile_width = values->nbanks; + u32 macro_tile_height = values->npipes; + u32 tile_bytes = tile_width * tile_height * values->bpe * values->nsamples; + u32 macro_tile_bytes = macro_tile_width * macro_tile_height * tile_bytes; + + switch (values->array_mode) { + case ARRAY_LINEAR_GENERAL: + /* technically tile_width/_height for pitch/height */ + *pitch_align = 1; /* tile_width */ + *height_align = 1; /* tile_height */ + *depth_align = 1; + *base_align = 1; + break; + case ARRAY_LINEAR_ALIGNED: + *pitch_align = max((u32)64, (u32)(values->group_size / values->bpe)); + *height_align = tile_height; + *depth_align = 1; + *base_align = values->group_size; + break; + case ARRAY_1D_TILED_THIN1: + *pitch_align = max((u32)tile_width, + (u32)(values->group_size / + (tile_height * values->bpe * values->nsamples))); + *height_align = tile_height; + *depth_align = 1; + *base_align = values->group_size; + break; + case ARRAY_2D_TILED_THIN1: + *pitch_align = max((u32)macro_tile_width, + (u32)(((values->group_size / tile_height) / + (values->bpe * values->nsamples)) * + values->nbanks)) * tile_width; + *height_align = macro_tile_height * tile_height; + *depth_align = 1; + *base_align = max(macro_tile_bytes, + (*pitch_align) * values->bpe * (*height_align) * values->nsamples); + break; + default: + return -EINVAL; + } + + return 0; +} + static void r600_cs_track_init(struct r600_cs_track *track) { int i; @@ -153,10 +217,12 @@ static void r600_cs_track_init(struct r600_cs_track *track) track->cb_color_info[i] = 0; track->cb_color_bo[i] = NULL; track->cb_color_bo_offset[i] = 0xFFFFFFFF; + track->cb_color_bo_mc[i] = 0xFFFFFFFF; } track->cb_target_mask = 0xFFFFFFFF; track->cb_shader_mask = 0xFFFFFFFF; track->db_bo = NULL; + track->db_bo_mc = 0xFFFFFFFF; /* assume the biggest format and that htile is enabled */ track->db_depth_info = 7 | (1 << 25); track->db_depth_view = 0xFFFFC000; @@ -168,7 +234,10 @@ static void r600_cs_track_init(struct r600_cs_track *track) static inline int r600_cs_track_validate_cb(struct radeon_cs_parser *p, int i) { struct r600_cs_track *track = p->track; - u32 bpe = 0, pitch, slice_tile_max, size, tmp, height, pitch_align; + u32 bpe = 0, slice_tile_max, size, tmp; + u32 height, height_align, pitch, pitch_align, depth_align; + u64 base_offset, base_align; + struct array_mode_checker array_check; volatile u32 *ib = p->ib->ptr; unsigned array_mode; @@ -183,60 +252,40 @@ static inline int r600_cs_track_validate_cb(struct radeon_cs_parser *p, int i) i, track->cb_color_info[i]); return -EINVAL; } - /* pitch is the number of 8x8 tiles per row */ - pitch = G_028060_PITCH_TILE_MAX(track->cb_color_size[i]) + 1; + /* pitch in pixels */ + pitch = (G_028060_PITCH_TILE_MAX(track->cb_color_size[i]) + 1) * 8; slice_tile_max = G_028060_SLICE_TILE_MAX(track->cb_color_size[i]) + 1; slice_tile_max *= 64; - height = slice_tile_max / (pitch * 8); + height = slice_tile_max / pitch; if (height > 8192) height = 8192; array_mode = G_0280A0_ARRAY_MODE(track->cb_color_info[i]); + + base_offset = track->cb_color_bo_mc[i] + track->cb_color_bo_offset[i]; + array_check.array_mode = array_mode; + array_check.group_size = track->group_size; + array_check.nbanks = track->nbanks; + array_check.npipes = track->npipes; + array_check.nsamples = track->nsamples; + array_check.bpe = bpe; + if (r600_get_array_mode_alignment(&array_check, + &pitch_align, &height_align, &depth_align, &base_align)) { + dev_warn(p->dev, "%s invalid tiling %d for %d (0x%08X)\n", __func__, + G_0280A0_ARRAY_MODE(track->cb_color_info[i]), i, + track->cb_color_info[i]); + return -EINVAL; + } switch (array_mode) { case V_0280A0_ARRAY_LINEAR_GENERAL: - /* technically height & 0x7 */ break; case V_0280A0_ARRAY_LINEAR_ALIGNED: - pitch_align = max((u32)64, (u32)(track->group_size / bpe)) / 8; - if (!IS_ALIGNED(pitch, pitch_align)) { - dev_warn(p->dev, "%s:%d cb pitch (%d) invalid\n", - __func__, __LINE__, pitch); - return -EINVAL; - } - if (!IS_ALIGNED(height, 8)) { - dev_warn(p->dev, "%s:%d cb height (%d) invalid\n", - __func__, __LINE__, height); - return -EINVAL; - } break; case V_0280A0_ARRAY_1D_TILED_THIN1: - pitch_align = max((u32)8, (u32)(track->group_size / (8 * bpe * track->nsamples))) / 8; - if (!IS_ALIGNED(pitch, pitch_align)) { - dev_warn(p->dev, "%s:%d cb pitch (%d) invalid\n", - __func__, __LINE__, pitch); - return -EINVAL; - } /* avoid breaking userspace */ if (height > 7) height &= ~0x7; - if (!IS_ALIGNED(height, 8)) { - dev_warn(p->dev, "%s:%d cb height (%d) invalid\n", - __func__, __LINE__, height); - return -EINVAL; - } break; case V_0280A0_ARRAY_2D_TILED_THIN1: - pitch_align = max((u32)track->nbanks, - (u32)(((track->group_size / 8) / (bpe * track->nsamples)) * track->nbanks)) / 8; - if (!IS_ALIGNED(pitch, pitch_align)) { - dev_warn(p->dev, "%s:%d cb pitch (%d) invalid\n", - __func__, __LINE__, pitch); - return -EINVAL; - } - if (!IS_ALIGNED((height / 8), track->npipes)) { - dev_warn(p->dev, "%s:%d cb height (%d) invalid\n", - __func__, __LINE__, height); - return -EINVAL; - } break; default: dev_warn(p->dev, "%s invalid tiling %d for %d (0x%08X)\n", __func__, @@ -244,13 +293,29 @@ static inline int r600_cs_track_validate_cb(struct radeon_cs_parser *p, int i) track->cb_color_info[i]); return -EINVAL; } + + if (!IS_ALIGNED(pitch, pitch_align)) { + dev_warn(p->dev, "%s:%d cb pitch (%d) invalid\n", + __func__, __LINE__, pitch); + return -EINVAL; + } + if (!IS_ALIGNED(height, height_align)) { + dev_warn(p->dev, "%s:%d cb height (%d) invalid\n", + __func__, __LINE__, height); + return -EINVAL; + } + if (!IS_ALIGNED(base_offset, base_align)) { + dev_warn(p->dev, "%s offset[%d] 0x%llx not aligned\n", __func__, i, base_offset); + return -EINVAL; + } + /* check offset */ - tmp = height * pitch * 8 * bpe; + tmp = height * pitch * bpe; if ((tmp + track->cb_color_bo_offset[i]) > radeon_bo_size(track->cb_color_bo[i])) { if (array_mode == V_0280A0_ARRAY_LINEAR_GENERAL) { /* the initial DDX does bad things with the CB size occasionally */ /* it rounds up height too far for slice tile max but the BO is smaller */ - tmp = (height - 7) * 8 * bpe; + tmp = (height - 7) * pitch * bpe; if ((tmp + track->cb_color_bo_offset[i]) > radeon_bo_size(track->cb_color_bo[i])) { dev_warn(p->dev, "%s offset[%d] %d %d %lu too big\n", __func__, i, track->cb_color_bo_offset[i], tmp, radeon_bo_size(track->cb_color_bo[i])); return -EINVAL; @@ -260,15 +325,11 @@ static inline int r600_cs_track_validate_cb(struct radeon_cs_parser *p, int i) return -EINVAL; } } - if (!IS_ALIGNED(track->cb_color_bo_offset[i], track->group_size)) { - dev_warn(p->dev, "%s offset[%d] %d not aligned\n", __func__, i, track->cb_color_bo_offset[i]); - return -EINVAL; - } /* limit max tile */ - tmp = (height * pitch * 8) >> 6; + tmp = (height * pitch) >> 6; if (tmp < slice_tile_max) slice_tile_max = tmp; - tmp = S_028060_PITCH_TILE_MAX(pitch - 1) | + tmp = S_028060_PITCH_TILE_MAX((pitch / 8) - 1) | S_028060_SLICE_TILE_MAX(slice_tile_max - 1); ib[track->cb_color_size_idx[i]] = tmp; return 0; @@ -310,7 +371,12 @@ static int r600_cs_track_check(struct radeon_cs_parser *p) /* Check depth buffer */ if (G_028800_STENCIL_ENABLE(track->db_depth_control) || G_028800_Z_ENABLE(track->db_depth_control)) { - u32 nviews, bpe, ntiles, pitch, pitch_align, height, size, slice_tile_max; + u32 nviews, bpe, ntiles, size, slice_tile_max; + u32 height, height_align, pitch, pitch_align, depth_align; + u64 base_offset, base_align; + struct array_mode_checker array_check; + int array_mode; + if (track->db_bo == NULL) { dev_warn(p->dev, "z/stencil with no depth buffer\n"); return -EINVAL; @@ -353,41 +419,34 @@ static int r600_cs_track_check(struct radeon_cs_parser *p) ib[track->db_depth_size_idx] = S_028000_SLICE_TILE_MAX(tmp - 1) | (track->db_depth_size & 0x3FF); } else { size = radeon_bo_size(track->db_bo); - pitch = G_028000_PITCH_TILE_MAX(track->db_depth_size) + 1; + /* pitch in pixels */ + pitch = (G_028000_PITCH_TILE_MAX(track->db_depth_size) + 1) * 8; slice_tile_max = G_028000_SLICE_TILE_MAX(track->db_depth_size) + 1; slice_tile_max *= 64; - height = slice_tile_max / (pitch * 8); + height = slice_tile_max / pitch; if (height > 8192) height = 8192; - switch (G_028010_ARRAY_MODE(track->db_depth_info)) { + base_offset = track->db_bo_mc + track->db_offset; + array_mode = G_028010_ARRAY_MODE(track->db_depth_info); + array_check.array_mode = array_mode; + array_check.group_size = track->group_size; + array_check.nbanks = track->nbanks; + array_check.npipes = track->npipes; + array_check.nsamples = track->nsamples; + array_check.bpe = bpe; + if (r600_get_array_mode_alignment(&array_check, + &pitch_align, &height_align, &depth_align, &base_align)) { + dev_warn(p->dev, "%s invalid tiling %d (0x%08X)\n", __func__, + G_028010_ARRAY_MODE(track->db_depth_info), + track->db_depth_info); + return -EINVAL; + } + switch (array_mode) { case V_028010_ARRAY_1D_TILED_THIN1: - pitch_align = (max((u32)8, (u32)(track->group_size / (8 * bpe))) / 8); - if (!IS_ALIGNED(pitch, pitch_align)) { - dev_warn(p->dev, "%s:%d db pitch (%d) invalid\n", - __func__, __LINE__, pitch); - return -EINVAL; - } /* don't break userspace */ height &= ~0x7; - if (!IS_ALIGNED(height, 8)) { - dev_warn(p->dev, "%s:%d db height (%d) invalid\n", - __func__, __LINE__, height); - return -EINVAL; - } break; case V_028010_ARRAY_2D_TILED_THIN1: - pitch_align = max((u32)track->nbanks, - (u32)(((track->group_size / 8) / bpe) * track->nbanks)) / 8; - if (!IS_ALIGNED(pitch, pitch_align)) { - dev_warn(p->dev, "%s:%d db pitch (%d) invalid\n", - __func__, __LINE__, pitch); - return -EINVAL; - } - if (!IS_ALIGNED((height / 8), track->npipes)) { - dev_warn(p->dev, "%s:%d db height (%d) invalid\n", - __func__, __LINE__, height); - return -EINVAL; - } break; default: dev_warn(p->dev, "%s invalid tiling %d (0x%08X)\n", __func__, @@ -395,15 +454,27 @@ static int r600_cs_track_check(struct radeon_cs_parser *p) track->db_depth_info); return -EINVAL; } - if (!IS_ALIGNED(track->db_offset, track->group_size)) { - dev_warn(p->dev, "%s offset[%d] %d not aligned\n", __func__, i, track->db_offset); + + if (!IS_ALIGNED(pitch, pitch_align)) { + dev_warn(p->dev, "%s:%d db pitch (%d) invalid\n", + __func__, __LINE__, pitch); + return -EINVAL; + } + if (!IS_ALIGNED(height, height_align)) { + dev_warn(p->dev, "%s:%d db height (%d) invalid\n", + __func__, __LINE__, height); return -EINVAL; } + if (!IS_ALIGNED(base_offset, base_align)) { + dev_warn(p->dev, "%s offset[%d] 0x%llx not aligned\n", __func__, i, base_offset); + return -EINVAL; + } + ntiles = G_028000_SLICE_TILE_MAX(track->db_depth_size) + 1; nviews = G_028004_SLICE_MAX(track->db_depth_view) + 1; tmp = ntiles * bpe * 64 * nviews; if ((tmp + track->db_offset) > radeon_bo_size(track->db_bo)) { - dev_warn(p->dev, "z/stencil buffer too small (0x%08X %d %d %d -> %d have %ld)\n", + dev_warn(p->dev, "z/stencil buffer too small (0x%08X %d %d %d -> %u have %lu)\n", track->db_depth_size, ntiles, nviews, bpe, tmp + track->db_offset, radeon_bo_size(track->db_bo)); return -EINVAL; @@ -954,6 +1025,7 @@ static inline int r600_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); track->cb_color_base_last[tmp] = ib[idx]; track->cb_color_bo[tmp] = reloc->robj; + track->cb_color_bo_mc[tmp] = reloc->lobj.gpu_offset; break; case DB_DEPTH_BASE: r = r600_cs_packet_next_reloc(p, &reloc); @@ -965,6 +1037,7 @@ static inline int r600_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx track->db_offset = radeon_get_ib_value(p, idx) << 8; ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); track->db_bo = reloc->robj; + track->db_bo_mc = reloc->lobj.gpu_offset; break; case DB_HTILE_DATA_BASE: case SQ_PGM_START_FS: @@ -1086,16 +1159,25 @@ static void r600_texture_size(unsigned nfaces, unsigned blevel, unsigned nlevels static inline int r600_check_texture_resource(struct radeon_cs_parser *p, u32 idx, struct radeon_bo *texture, struct radeon_bo *mipmap, + u64 base_offset, + u64 mip_offset, u32 tiling_flags) { struct r600_cs_track *track = p->track; u32 nfaces, nlevels, blevel, w0, h0, d0, bpe = 0; - u32 word0, word1, l0_size, mipmap_size, pitch, pitch_align; + u32 word0, word1, l0_size, mipmap_size; + u32 height_align, pitch, pitch_align, depth_align; + u64 base_align; + struct array_mode_checker array_check; /* on legacy kernel we don't perform advanced check */ if (p->rdev == NULL) return 0; + /* convert to bytes */ + base_offset <<= 8; + mip_offset <<= 8; + word0 = radeon_get_ib_value(p, idx + 0); if (tiling_flags & RADEON_TILING_MACRO) word0 |= S_038000_TILE_MODE(V_038000_ARRAY_2D_TILED_THIN1); @@ -1128,46 +1210,38 @@ static inline int r600_check_texture_resource(struct radeon_cs_parser *p, u32 i return -EINVAL; } - pitch = G_038000_PITCH(word0) + 1; - switch (G_038000_TILE_MODE(word0)) { - case V_038000_ARRAY_LINEAR_GENERAL: - pitch_align = 1; - /* XXX check height align */ - break; - case V_038000_ARRAY_LINEAR_ALIGNED: - pitch_align = max((u32)64, (u32)(track->group_size / bpe)) / 8; - if (!IS_ALIGNED(pitch, pitch_align)) { - dev_warn(p->dev, "%s:%d tex pitch (%d) invalid\n", - __func__, __LINE__, pitch); - return -EINVAL; - } - /* XXX check height align */ - break; - case V_038000_ARRAY_1D_TILED_THIN1: - pitch_align = max((u32)8, (u32)(track->group_size / (8 * bpe))) / 8; - if (!IS_ALIGNED(pitch, pitch_align)) { - dev_warn(p->dev, "%s:%d tex pitch (%d) invalid\n", - __func__, __LINE__, pitch); - return -EINVAL; - } - /* XXX check height align */ - break; - case V_038000_ARRAY_2D_TILED_THIN1: - pitch_align = max((u32)track->nbanks, - (u32)(((track->group_size / 8) / bpe) * track->nbanks)) / 8; - if (!IS_ALIGNED(pitch, pitch_align)) { - dev_warn(p->dev, "%s:%d tex pitch (%d) invalid\n", - __func__, __LINE__, pitch); - return -EINVAL; - } - /* XXX check height align */ - break; - default: - dev_warn(p->dev, "%s invalid tiling %d (0x%08X)\n", __func__, - G_038000_TILE_MODE(word0), word0); + /* pitch in texels */ + pitch = (G_038000_PITCH(word0) + 1) * 8; + array_check.array_mode = G_038000_TILE_MODE(word0); + array_check.group_size = track->group_size; + array_check.nbanks = track->nbanks; + array_check.npipes = track->npipes; + array_check.nsamples = 1; + array_check.bpe = bpe; + if (r600_get_array_mode_alignment(&array_check, + &pitch_align, &height_align, &depth_align, &base_align)) { + dev_warn(p->dev, "%s:%d tex array mode (%d) invalid\n", + __func__, __LINE__, G_038000_TILE_MODE(word0)); + return -EINVAL; + } + + /* XXX check height as well... */ + + if (!IS_ALIGNED(pitch, pitch_align)) { + dev_warn(p->dev, "%s:%d tex pitch (%d) invalid\n", + __func__, __LINE__, pitch); + return -EINVAL; + } + if (!IS_ALIGNED(base_offset, base_align)) { + dev_warn(p->dev, "%s:%d tex base offset (0x%llx) invalid\n", + __func__, __LINE__, base_offset); + return -EINVAL; + } + if (!IS_ALIGNED(mip_offset, base_align)) { + dev_warn(p->dev, "%s:%d tex mip offset (0x%llx) invalid\n", + __func__, __LINE__, mip_offset); return -EINVAL; } - /* XXX check offset align */ word0 = radeon_get_ib_value(p, idx + 4); word1 = radeon_get_ib_value(p, idx + 5); @@ -1402,7 +1476,10 @@ static int r600_packet3_check(struct radeon_cs_parser *p, mip_offset = (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); mipmap = reloc->robj; r = r600_check_texture_resource(p, idx+(i*7)+1, - texture, mipmap, reloc->lobj.tiling_flags); + texture, mipmap, + base_offset + radeon_get_ib_value(p, idx+1+(i*7)+2), + mip_offset + radeon_get_ib_value(p, idx+1+(i*7)+3), + reloc->lobj.tiling_flags); if (r) return r; ib[idx+1+(i*7)+2] += base_offset; diff --git a/drivers/gpu/drm/radeon/r600d.h b/drivers/gpu/drm/radeon/r600d.h index 966a793e225..bff4dc4f410 100644 --- a/drivers/gpu/drm/radeon/r600d.h +++ b/drivers/gpu/drm/radeon/r600d.h @@ -51,6 +51,12 @@ #define PTE_READABLE (1 << 5) #define PTE_WRITEABLE (1 << 6) +/* tiling bits */ +#define ARRAY_LINEAR_GENERAL 0x00000000 +#define ARRAY_LINEAR_ALIGNED 0x00000001 +#define ARRAY_1D_TILED_THIN1 0x00000002 +#define ARRAY_2D_TILED_THIN1 0x00000004 + /* Registers */ #define ARB_POP 0x2418 #define ENABLE_TC128 (1 << 30) diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 73f600d39ad..3a7095743d4 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -1262,6 +1262,10 @@ void r100_pll_errata_after_index(struct radeon_device *rdev); (rdev->family == CHIP_RS400) || \ (rdev->family == CHIP_RS480)) #define ASIC_IS_AVIVO(rdev) ((rdev->family >= CHIP_RS600)) +#define ASIC_IS_DCE2(rdev) ((rdev->family == CHIP_RS600) || \ + (rdev->family == CHIP_RS690) || \ + (rdev->family == CHIP_RS740) || \ + (rdev->family >= CHIP_R600)) #define ASIC_IS_DCE3(rdev) ((rdev->family >= CHIP_RV620)) #define ASIC_IS_DCE32(rdev) ((rdev->family >= CHIP_RV730)) #define ASIC_IS_DCE4(rdev) ((rdev->family >= CHIP_CEDAR)) diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 04cac7ec903..87ead090c7d 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -526,8 +526,6 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev) if (crev < 2) return false; - router.valid = false; - obj_header = (ATOM_OBJECT_HEADER *) (ctx->bios + data_offset); path_obj = (ATOM_DISPLAY_OBJECT_PATH_TABLE *) (ctx->bios + data_offset + @@ -624,6 +622,8 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev) if (connector_type == DRM_MODE_CONNECTOR_Unknown) continue; + router.ddc_valid = false; + router.cd_valid = false; for (j = 0; j < ((le16_to_cpu(path->usSize) - 8) / 2); j++) { uint8_t grph_obj_id, grph_obj_num, grph_obj_type; @@ -647,9 +647,8 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev) usDeviceTag)); } else if (grph_obj_type == GRAPH_OBJECT_TYPE_ROUTER) { - router.valid = false; for (k = 0; k < router_obj->ucNumberOfObjects; k++) { - u16 router_obj_id = le16_to_cpu(router_obj->asObjects[j].usObjectID); + u16 router_obj_id = le16_to_cpu(router_obj->asObjects[k].usObjectID); if (le16_to_cpu(path->usGraphicObjIds[j]) == router_obj_id) { ATOM_COMMON_RECORD_HEADER *record = (ATOM_COMMON_RECORD_HEADER *) (ctx->bios + data_offset + @@ -657,6 +656,7 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev) ATOM_I2C_RECORD *i2c_record; ATOM_I2C_ID_CONFIG_ACCESS *i2c_config; ATOM_ROUTER_DDC_PATH_SELECT_RECORD *ddc_path; + ATOM_ROUTER_DATA_CLOCK_PATH_SELECT_RECORD *cd_path; ATOM_SRC_DST_TABLE_FOR_ONE_OBJECT *router_src_dst_table = (ATOM_SRC_DST_TABLE_FOR_ONE_OBJECT *) (ctx->bios + data_offset + @@ -690,10 +690,18 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev) case ATOM_ROUTER_DDC_PATH_SELECT_RECORD_TYPE: ddc_path = (ATOM_ROUTER_DDC_PATH_SELECT_RECORD *) record; - router.valid = true; - router.mux_type = ddc_path->ucMuxType; - router.mux_control_pin = ddc_path->ucMuxControlPin; - router.mux_state = ddc_path->ucMuxState[enum_id]; + router.ddc_valid = true; + router.ddc_mux_type = ddc_path->ucMuxType; + router.ddc_mux_control_pin = ddc_path->ucMuxControlPin; + router.ddc_mux_state = ddc_path->ucMuxState[enum_id]; + break; + case ATOM_ROUTER_DATA_CLOCK_PATH_SELECT_RECORD_TYPE: + cd_path = (ATOM_ROUTER_DATA_CLOCK_PATH_SELECT_RECORD *) + record; + router.cd_valid = true; + router.cd_mux_type = cd_path->ucMuxType; + router.cd_mux_control_pin = cd_path->ucMuxControlPin; + router.cd_mux_state = cd_path->ucMuxState[enum_id]; break; } record = (ATOM_COMMON_RECORD_HEADER *) @@ -860,7 +868,8 @@ bool radeon_get_atom_connector_info_from_supported_devices_table(struct size_t bc_size = sizeof(*bios_connectors) * ATOM_MAX_SUPPORTED_DEVICE; struct radeon_router router; - router.valid = false; + router.ddc_valid = false; + router.cd_valid = false; bios_connectors = kzalloc(bc_size, GFP_KERNEL); if (!bios_connectors) diff --git a/drivers/gpu/drm/radeon/radeon_benchmark.c b/drivers/gpu/drm/radeon/radeon_benchmark.c index 7932dc4d6b9..c558685cc63 100644 --- a/drivers/gpu/drm/radeon/radeon_benchmark.c +++ b/drivers/gpu/drm/radeon/radeon_benchmark.c @@ -41,7 +41,7 @@ void radeon_benchmark_move(struct radeon_device *rdev, unsigned bsize, size = bsize; n = 1024; - r = radeon_bo_create(rdev, NULL, size, true, sdomain, &sobj); + r = radeon_bo_create(rdev, NULL, size, PAGE_SIZE, true, sdomain, &sobj); if (r) { goto out_cleanup; } @@ -53,7 +53,7 @@ void radeon_benchmark_move(struct radeon_device *rdev, unsigned bsize, if (r) { goto out_cleanup; } - r = radeon_bo_create(rdev, NULL, size, true, ddomain, &dobj); + r = radeon_bo_create(rdev, NULL, size, PAGE_SIZE, true, ddomain, &dobj); if (r) { goto out_cleanup; } diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c index 7b7ea269549..3bddea5b529 100644 --- a/drivers/gpu/drm/radeon/radeon_combios.c +++ b/drivers/gpu/drm/radeon/radeon_combios.c @@ -571,6 +571,7 @@ static struct radeon_i2c_bus_rec combios_setup_i2c_bus(struct radeon_device *rde } if (clk_mask && data_mask) { + /* system specific masks */ i2c.mask_clk_mask = clk_mask; i2c.mask_data_mask = data_mask; i2c.a_clk_mask = clk_mask; @@ -579,7 +580,19 @@ static struct radeon_i2c_bus_rec combios_setup_i2c_bus(struct radeon_device *rde i2c.en_data_mask = data_mask; i2c.y_clk_mask = clk_mask; i2c.y_data_mask = data_mask; + } else if ((ddc_line == RADEON_GPIOPAD_MASK) || + (ddc_line == RADEON_MDGPIO_MASK)) { + /* default gpiopad masks */ + i2c.mask_clk_mask = (0x20 << 8); + i2c.mask_data_mask = 0x80; + i2c.a_clk_mask = (0x20 << 8); + i2c.a_data_mask = 0x80; + i2c.en_clk_mask = (0x20 << 8); + i2c.en_data_mask = 0x80; + i2c.y_clk_mask = (0x20 << 8); + i2c.y_data_mask = 0x80; } else { + /* default masks for ddc pads */ i2c.mask_clk_mask = RADEON_GPIO_EN_1; i2c.mask_data_mask = RADEON_GPIO_EN_0; i2c.a_clk_mask = RADEON_GPIO_A_1; diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index 4dac4b0a02e..3bef9f6d66f 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -183,13 +183,13 @@ radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector, continue; if (priority == true) { - DRM_INFO("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict)); - DRM_INFO("in favor of %s\n", drm_get_connector_name(connector)); + DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict)); + DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(connector)); conflict->status = connector_status_disconnected; radeon_connector_update_scratch_regs(conflict, connector_status_disconnected); } else { - DRM_INFO("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector)); - DRM_INFO("in favor of %s\n", drm_get_connector_name(conflict)); + DRM_DEBUG_KMS("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector)); + DRM_DEBUG_KMS("in favor of %s\n", drm_get_connector_name(conflict)); current_status = connector_status_disconnected; } break; @@ -432,13 +432,13 @@ static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder, mode->vdisplay == native_mode->vdisplay) { *native_mode = *mode; drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V); - DRM_INFO("Determined LVDS native mode details from EDID\n"); + DRM_DEBUG_KMS("Determined LVDS native mode details from EDID\n"); break; } } } if (!native_mode->clock) { - DRM_INFO("No LVDS native mode details, disabling RMX\n"); + DRM_DEBUG_KMS("No LVDS native mode details, disabling RMX\n"); radeon_encoder->rmx_type = RMX_OFF; } } @@ -1008,9 +1008,21 @@ static void radeon_dp_connector_destroy(struct drm_connector *connector) static int radeon_dp_get_modes(struct drm_connector *connector) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); + struct radeon_connector_atom_dig *radeon_dig_connector = radeon_connector->con_priv; int ret; + if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) { + if (!radeon_dig_connector->edp_on) + atombios_set_edp_panel_power(connector, + ATOM_TRANSMITTER_ACTION_POWER_ON); + } ret = radeon_ddc_get_modes(radeon_connector); + if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) { + if (!radeon_dig_connector->edp_on) + atombios_set_edp_panel_power(connector, + ATOM_TRANSMITTER_ACTION_POWER_OFF); + } + return ret; } @@ -1029,8 +1041,14 @@ radeon_dp_detect(struct drm_connector *connector, bool force) if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) { /* eDP is always DP */ radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT; + if (!radeon_dig_connector->edp_on) + atombios_set_edp_panel_power(connector, + ATOM_TRANSMITTER_ACTION_POWER_ON); if (radeon_dp_getdpcd(radeon_connector)) ret = connector_status_connected; + if (!radeon_dig_connector->edp_on) + atombios_set_edp_panel_power(connector, + ATOM_TRANSMITTER_ACTION_POWER_OFF); } else { radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector); if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) { @@ -1116,7 +1134,7 @@ radeon_add_atom_connector(struct drm_device *dev, radeon_connector->shared_ddc = true; shared_ddc = true; } - if (radeon_connector->router_bus && router->valid && + if (radeon_connector->router_bus && router->ddc_valid && (radeon_connector->router.router_id == router->router_id)) { radeon_connector->shared_ddc = false; shared_ddc = false; @@ -1136,7 +1154,7 @@ radeon_add_atom_connector(struct drm_device *dev, radeon_connector->connector_object_id = connector_object_id; radeon_connector->hpd = *hpd; radeon_connector->router = *router; - if (router->valid) { + if (router->ddc_valid || router->cd_valid) { radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info); if (!radeon_connector->router_bus) goto failed; diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index 8adfedfe547..d8ac1849180 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -180,7 +180,7 @@ int radeon_wb_init(struct radeon_device *rdev) int r; if (rdev->wb.wb_obj == NULL) { - r = radeon_bo_create(rdev, NULL, RADEON_GPU_PAGE_SIZE, true, + r = radeon_bo_create(rdev, NULL, RADEON_GPU_PAGE_SIZE, PAGE_SIZE, true, RADEON_GEM_DOMAIN_GTT, &rdev->wb.wb_obj); if (r) { dev_warn(rdev->dev, "(%d) create WB bo failed\n", r); diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c index 0383631da69..1df4dc6c063 100644 --- a/drivers/gpu/drm/radeon/radeon_display.c +++ b/drivers/gpu/drm/radeon/radeon_display.c @@ -315,10 +315,14 @@ static void radeon_print_display_setup(struct drm_device *dev) radeon_connector->ddc_bus->rec.en_data_reg, radeon_connector->ddc_bus->rec.y_clk_reg, radeon_connector->ddc_bus->rec.y_data_reg); - if (radeon_connector->router_bus) + if (radeon_connector->router.ddc_valid) DRM_INFO(" DDC Router 0x%x/0x%x\n", - radeon_connector->router.mux_control_pin, - radeon_connector->router.mux_state); + radeon_connector->router.ddc_mux_control_pin, + radeon_connector->router.ddc_mux_state); + if (radeon_connector->router.cd_valid) + DRM_INFO(" Clock/Data Router 0x%x/0x%x\n", + radeon_connector->router.cd_mux_control_pin, + radeon_connector->router.cd_mux_state); } else { if (connector->connector_type == DRM_MODE_CONNECTOR_VGA || connector->connector_type == DRM_MODE_CONNECTOR_DVII || @@ -398,8 +402,8 @@ int radeon_ddc_get_modes(struct radeon_connector *radeon_connector) int ret = 0; /* on hw with routers, select right port */ - if (radeon_connector->router.valid) - radeon_router_select_port(radeon_connector); + if (radeon_connector->router.ddc_valid) + radeon_router_select_ddc_port(radeon_connector); if ((radeon_connector->base.connector_type == DRM_MODE_CONNECTOR_DisplayPort) || (radeon_connector->base.connector_type == DRM_MODE_CONNECTOR_eDP)) { @@ -432,8 +436,8 @@ static int radeon_ddc_dump(struct drm_connector *connector) int ret = 0; /* on hw with routers, select right port */ - if (radeon_connector->router.valid) - radeon_router_select_port(radeon_connector); + if (radeon_connector->router.ddc_valid) + radeon_router_select_ddc_port(radeon_connector); if (!radeon_connector->ddc_bus) return -1; diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c index ae58b6849a2..041943df966 100644 --- a/drivers/gpu/drm/radeon/radeon_encoders.c +++ b/drivers/gpu/drm/radeon/radeon_encoders.c @@ -176,6 +176,7 @@ static inline bool radeon_encoder_is_digital(struct drm_encoder *encoder) return false; } } + void radeon_link_encoder_connector(struct drm_device *dev) { @@ -228,6 +229,27 @@ radeon_get_connector_for_encoder(struct drm_encoder *encoder) return NULL; } +struct drm_encoder *radeon_atom_get_external_encoder(struct drm_encoder *encoder) +{ + struct drm_device *dev = encoder->dev; + struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + struct drm_encoder *other_encoder; + struct radeon_encoder *other_radeon_encoder; + + if (radeon_encoder->is_ext_encoder) + return NULL; + + list_for_each_entry(other_encoder, &dev->mode_config.encoder_list, head) { + if (other_encoder == encoder) + continue; + other_radeon_encoder = to_radeon_encoder(other_encoder); + if (other_radeon_encoder->is_ext_encoder && + (radeon_encoder->devices & other_radeon_encoder->devices)) + return other_encoder; + } + return NULL; +} + void radeon_panel_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *adjusted_mode) { @@ -426,52 +448,49 @@ atombios_tv_setup(struct drm_encoder *encoder, int action) } -void -atombios_external_tmds_setup(struct drm_encoder *encoder, int action) -{ - struct drm_device *dev = encoder->dev; - struct radeon_device *rdev = dev->dev_private; - struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); - ENABLE_EXTERNAL_TMDS_ENCODER_PS_ALLOCATION args; - int index = 0; - - memset(&args, 0, sizeof(args)); - - index = GetIndexIntoMasterTable(COMMAND, DVOEncoderControl); - - args.sXTmdsEncoder.ucEnable = action; - - if (radeon_encoder->pixel_clock > 165000) - args.sXTmdsEncoder.ucMisc = PANEL_ENCODER_MISC_DUAL; - - /*if (pScrn->rgbBits == 8)*/ - args.sXTmdsEncoder.ucMisc |= (1 << 1); - - atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); - -} +union dvo_encoder_control { + ENABLE_EXTERNAL_TMDS_ENCODER_PS_ALLOCATION ext_tmds; + DVO_ENCODER_CONTROL_PS_ALLOCATION dvo; + DVO_ENCODER_CONTROL_PS_ALLOCATION_V3 dvo_v3; +}; -static void -atombios_ddia_setup(struct drm_encoder *encoder, int action) +void +atombios_dvo_setup(struct drm_encoder *encoder, int action) { struct drm_device *dev = encoder->dev; struct radeon_device *rdev = dev->dev_private; struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); - DVO_ENCODER_CONTROL_PS_ALLOCATION args; - int index = 0; + union dvo_encoder_control args; + int index = GetIndexIntoMasterTable(COMMAND, DVOEncoderControl); memset(&args, 0, sizeof(args)); - index = GetIndexIntoMasterTable(COMMAND, DVOEncoderControl); + if (ASIC_IS_DCE3(rdev)) { + /* DCE3+ */ + args.dvo_v3.ucAction = action; + args.dvo_v3.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10); + args.dvo_v3.ucDVOConfig = 0; /* XXX */ + } else if (ASIC_IS_DCE2(rdev)) { + /* DCE2 (pre-DCE3 R6xx, RS600/690/740 */ + args.dvo.sDVOEncoder.ucAction = action; + args.dvo.sDVOEncoder.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10); + /* DFP1, CRT1, TV1 depending on the type of port */ + args.dvo.sDVOEncoder.ucDeviceType = ATOM_DEVICE_DFP1_INDEX; + + if (radeon_encoder->pixel_clock > 165000) + args.dvo.sDVOEncoder.usDevAttr.sDigAttrib.ucAttribute |= PANEL_ENCODER_MISC_DUAL; + } else { + /* R4xx, R5xx */ + args.ext_tmds.sXTmdsEncoder.ucEnable = action; - args.sDVOEncoder.ucAction = action; - args.sDVOEncoder.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10); + if (radeon_encoder->pixel_clock > 165000) + args.ext_tmds.sXTmdsEncoder.ucMisc |= PANEL_ENCODER_MISC_DUAL; - if (radeon_encoder->pixel_clock > 165000) - args.sDVOEncoder.usDevAttr.sDigAttrib.ucAttribute = PANEL_ENCODER_MISC_DUAL; + /*if (pScrn->rgbBits == 8)*/ + args.ext_tmds.sXTmdsEncoder.ucMisc |= ATOM_PANEL_MISC_888RGB; + } atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); - } union lvds_encoder_control { @@ -532,14 +551,14 @@ atombios_digital_setup(struct drm_encoder *encoder, int action) if (dig->lcd_misc & ATOM_PANEL_MISC_DUAL) args.v1.ucMisc |= PANEL_ENCODER_MISC_DUAL; if (dig->lcd_misc & ATOM_PANEL_MISC_888RGB) - args.v1.ucMisc |= (1 << 1); + args.v1.ucMisc |= ATOM_PANEL_MISC_888RGB; } else { if (dig->linkb) args.v1.ucMisc |= PANEL_ENCODER_MISC_TMDS_LINKB; if (radeon_encoder->pixel_clock > 165000) args.v1.ucMisc |= PANEL_ENCODER_MISC_DUAL; /*if (pScrn->rgbBits == 8) */ - args.v1.ucMisc |= (1 << 1); + args.v1.ucMisc |= ATOM_PANEL_MISC_888RGB; } break; case 2: @@ -595,6 +614,7 @@ atombios_digital_setup(struct drm_encoder *encoder, int action) int atombios_get_encoder_mode(struct drm_encoder *encoder) { + struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); struct drm_device *dev = encoder->dev; struct radeon_device *rdev = dev->dev_private; struct drm_connector *connector; @@ -602,9 +622,20 @@ atombios_get_encoder_mode(struct drm_encoder *encoder) struct radeon_connector_atom_dig *dig_connector; connector = radeon_get_connector_for_encoder(encoder); - if (!connector) - return 0; - + if (!connector) { + switch (radeon_encoder->encoder_id) { + case ENCODER_OBJECT_ID_INTERNAL_UNIPHY: + case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1: + case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2: + case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA: + case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1: + return ATOM_ENCODER_MODE_DVI; + case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1: + case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2: + default: + return ATOM_ENCODER_MODE_CRT; + } + } radeon_connector = to_radeon_connector(connector); switch (connector->connector_type) { @@ -834,6 +865,9 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t memset(&args, 0, sizeof(args)); switch (radeon_encoder->encoder_id) { + case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1: + index = GetIndexIntoMasterTable(COMMAND, DVOOutputControl); + break; case ENCODER_OBJECT_ID_INTERNAL_UNIPHY: case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1: case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2: @@ -978,6 +1012,105 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); } +void +atombios_set_edp_panel_power(struct drm_connector *connector, int action) +{ + struct radeon_connector *radeon_connector = to_radeon_connector(connector); + struct drm_device *dev = radeon_connector->base.dev; + struct radeon_device *rdev = dev->dev_private; + union dig_transmitter_control args; + int index = GetIndexIntoMasterTable(COMMAND, UNIPHYTransmitterControl); + uint8_t frev, crev; + + if (connector->connector_type != DRM_MODE_CONNECTOR_eDP) + return; + + if (!ASIC_IS_DCE4(rdev)) + return; + + if ((action != ATOM_TRANSMITTER_ACTION_POWER_ON) || + (action != ATOM_TRANSMITTER_ACTION_POWER_OFF)) + return; + + if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev)) + return; + + memset(&args, 0, sizeof(args)); + + args.v1.ucAction = action; + + atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); +} + +union external_encoder_control { + EXTERNAL_ENCODER_CONTROL_PS_ALLOCATION v1; +}; + +static void +atombios_external_encoder_setup(struct drm_encoder *encoder, + struct drm_encoder *ext_encoder, + int action) +{ + struct drm_device *dev = encoder->dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + union external_encoder_control args; + struct drm_connector *connector = radeon_get_connector_for_encoder(encoder); + int index = GetIndexIntoMasterTable(COMMAND, ExternalEncoderControl); + u8 frev, crev; + int dp_clock = 0; + int dp_lane_count = 0; + int connector_object_id = 0; + + if (connector) { + struct radeon_connector *radeon_connector = to_radeon_connector(connector); + struct radeon_connector_atom_dig *dig_connector = + radeon_connector->con_priv; + + dp_clock = dig_connector->dp_clock; + dp_lane_count = dig_connector->dp_lane_count; + connector_object_id = + (radeon_connector->connector_object_id & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT; + } + + memset(&args, 0, sizeof(args)); + + if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev)) + return; + + switch (frev) { + case 1: + /* no params on frev 1 */ + break; + case 2: + switch (crev) { + case 1: + case 2: + args.v1.sDigEncoder.ucAction = action; + args.v1.sDigEncoder.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10); + args.v1.sDigEncoder.ucEncoderMode = atombios_get_encoder_mode(encoder); + + if (args.v1.sDigEncoder.ucEncoderMode == ATOM_ENCODER_MODE_DP) { + if (dp_clock == 270000) + args.v1.sDigEncoder.ucConfig |= ATOM_ENCODER_CONFIG_DPLINKRATE_2_70GHZ; + args.v1.sDigEncoder.ucLaneNum = dp_lane_count; + } else if (radeon_encoder->pixel_clock > 165000) + args.v1.sDigEncoder.ucLaneNum = 8; + else + args.v1.sDigEncoder.ucLaneNum = 4; + break; + default: + DRM_ERROR("Unknown table version: %d, %d\n", frev, crev); + return; + } + break; + default: + DRM_ERROR("Unknown table version: %d, %d\n", frev, crev); + return; + } + atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); +} + static void atombios_yuv_setup(struct drm_encoder *encoder, bool enable) { @@ -1021,6 +1154,7 @@ radeon_atom_encoder_dpms(struct drm_encoder *encoder, int mode) struct drm_device *dev = encoder->dev; struct radeon_device *rdev = dev->dev_private; struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + struct drm_encoder *ext_encoder = radeon_atom_get_external_encoder(encoder); DISPLAY_DEVICE_OUTPUT_CONTROL_PS_ALLOCATION args; int index = 0; bool is_dig = false; @@ -1043,9 +1177,14 @@ radeon_atom_encoder_dpms(struct drm_encoder *encoder, int mode) break; case ENCODER_OBJECT_ID_INTERNAL_DVO1: case ENCODER_OBJECT_ID_INTERNAL_DDI: - case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1: index = GetIndexIntoMasterTable(COMMAND, DVOOutputControl); break; + case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1: + if (ASIC_IS_DCE3(rdev)) + is_dig = true; + else + index = GetIndexIntoMasterTable(COMMAND, DVOOutputControl); + break; case ENCODER_OBJECT_ID_INTERNAL_LVDS: index = GetIndexIntoMasterTable(COMMAND, LCD1OutputControl); break; @@ -1082,34 +1221,85 @@ radeon_atom_encoder_dpms(struct drm_encoder *encoder, int mode) if (atombios_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_DP) { struct drm_connector *connector = radeon_get_connector_for_encoder(encoder); + if (connector && + (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) { + struct radeon_connector *radeon_connector = to_radeon_connector(connector); + struct radeon_connector_atom_dig *radeon_dig_connector = + radeon_connector->con_priv; + atombios_set_edp_panel_power(connector, + ATOM_TRANSMITTER_ACTION_POWER_ON); + radeon_dig_connector->edp_on = true; + } dp_link_train(encoder, connector); if (ASIC_IS_DCE4(rdev)) atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_DP_VIDEO_ON); } + if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) + atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_LCD_BLON, 0, 0); break; case DRM_MODE_DPMS_STANDBY: case DRM_MODE_DPMS_SUSPEND: case DRM_MODE_DPMS_OFF: atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE_OUTPUT, 0, 0); if (atombios_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_DP) { + struct drm_connector *connector = radeon_get_connector_for_encoder(encoder); + if (ASIC_IS_DCE4(rdev)) atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_DP_VIDEO_OFF); + if (connector && + (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) { + struct radeon_connector *radeon_connector = to_radeon_connector(connector); + struct radeon_connector_atom_dig *radeon_dig_connector = + radeon_connector->con_priv; + atombios_set_edp_panel_power(connector, + ATOM_TRANSMITTER_ACTION_POWER_OFF); + radeon_dig_connector->edp_on = false; + } } + if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) + atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_LCD_BLOFF, 0, 0); break; } } else { switch (mode) { case DRM_MODE_DPMS_ON: args.ucAction = ATOM_ENABLE; + atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); + if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) { + args.ucAction = ATOM_LCD_BLON; + atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); + } break; case DRM_MODE_DPMS_STANDBY: case DRM_MODE_DPMS_SUSPEND: case DRM_MODE_DPMS_OFF: args.ucAction = ATOM_DISABLE; + atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); + if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) { + args.ucAction = ATOM_LCD_BLOFF; + atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); + } break; } - atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); } + + if (ext_encoder) { + int action; + + switch (mode) { + case DRM_MODE_DPMS_ON: + default: + action = ATOM_ENABLE; + break; + case DRM_MODE_DPMS_STANDBY: + case DRM_MODE_DPMS_SUSPEND: + case DRM_MODE_DPMS_OFF: + action = ATOM_DISABLE; + break; + } + atombios_external_encoder_setup(encoder, ext_encoder, action); + } + radeon_atombios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false); } @@ -1242,7 +1432,7 @@ atombios_set_encoder_crtc_source(struct drm_encoder *encoder) break; default: DRM_ERROR("Unknown table version: %d, %d\n", frev, crev); - break; + return; } atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); @@ -1357,6 +1547,7 @@ radeon_atom_encoder_mode_set(struct drm_encoder *encoder, struct drm_device *dev = encoder->dev; struct radeon_device *rdev = dev->dev_private; struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + struct drm_encoder *ext_encoder = radeon_atom_get_external_encoder(encoder); radeon_encoder->pixel_clock = adjusted_mode->clock; @@ -1400,11 +1591,9 @@ radeon_atom_encoder_mode_set(struct drm_encoder *encoder, } break; case ENCODER_OBJECT_ID_INTERNAL_DDI: - atombios_ddia_setup(encoder, ATOM_ENABLE); - break; case ENCODER_OBJECT_ID_INTERNAL_DVO1: case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1: - atombios_external_tmds_setup(encoder, ATOM_ENABLE); + atombios_dvo_setup(encoder, ATOM_ENABLE); break; case ENCODER_OBJECT_ID_INTERNAL_DAC1: case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1: @@ -1419,6 +1608,11 @@ radeon_atom_encoder_mode_set(struct drm_encoder *encoder, } break; } + + if (ext_encoder) { + atombios_external_encoder_setup(encoder, ext_encoder, ATOM_ENABLE); + } + atombios_apply_encoder_quirks(encoder, adjusted_mode); if (atombios_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI) { @@ -1520,6 +1714,7 @@ radeon_atom_dac_detect(struct drm_encoder *encoder, struct drm_connector *connec static void radeon_atom_encoder_prepare(struct drm_encoder *encoder) { struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + struct drm_connector *connector = radeon_get_connector_for_encoder(encoder); if (radeon_encoder->active_device & (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) { @@ -1531,6 +1726,13 @@ static void radeon_atom_encoder_prepare(struct drm_encoder *encoder) radeon_atom_output_lock(encoder, true); radeon_atom_encoder_dpms(encoder, DRM_MODE_DPMS_OFF); + /* select the clock/data port if it uses a router */ + if (connector) { + struct radeon_connector *radeon_connector = to_radeon_connector(connector); + if (radeon_connector->router.cd_valid) + radeon_router_select_cd_port(radeon_connector); + } + /* this is needed for the pll/ss setup to work correctly in some cases */ atombios_set_encoder_crtc_source(encoder); } @@ -1547,6 +1749,23 @@ static void radeon_atom_encoder_disable(struct drm_encoder *encoder) struct radeon_device *rdev = dev->dev_private; struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); struct radeon_encoder_atom_dig *dig; + + /* check for pre-DCE3 cards with shared encoders; + * can't really use the links individually, so don't disable + * the encoder if it's in use by another connector + */ + if (!ASIC_IS_DCE3(rdev)) { + struct drm_encoder *other_encoder; + struct radeon_encoder *other_radeon_encoder; + + list_for_each_entry(other_encoder, &dev->mode_config.encoder_list, head) { + other_radeon_encoder = to_radeon_encoder(other_encoder); + if ((radeon_encoder->encoder_id == other_radeon_encoder->encoder_id) && + drm_helper_encoder_in_use(other_encoder)) + goto disable_done; + } + } + radeon_atom_encoder_dpms(encoder, DRM_MODE_DPMS_OFF); switch (radeon_encoder->encoder_id) { @@ -1570,11 +1789,9 @@ static void radeon_atom_encoder_disable(struct drm_encoder *encoder) } break; case ENCODER_OBJECT_ID_INTERNAL_DDI: - atombios_ddia_setup(encoder, ATOM_DISABLE); - break; case ENCODER_OBJECT_ID_INTERNAL_DVO1: case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1: - atombios_external_tmds_setup(encoder, ATOM_DISABLE); + atombios_dvo_setup(encoder, ATOM_DISABLE); break; case ENCODER_OBJECT_ID_INTERNAL_DAC1: case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1: @@ -1586,6 +1803,7 @@ static void radeon_atom_encoder_disable(struct drm_encoder *encoder) break; } +disable_done: if (radeon_encoder_is_digital(encoder)) { if (atombios_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_HDMI) r600_hdmi_disable(encoder); @@ -1595,6 +1813,53 @@ static void radeon_atom_encoder_disable(struct drm_encoder *encoder) radeon_encoder->active_device = 0; } +/* these are handled by the primary encoders */ +static void radeon_atom_ext_prepare(struct drm_encoder *encoder) +{ + +} + +static void radeon_atom_ext_commit(struct drm_encoder *encoder) +{ + +} + +static void +radeon_atom_ext_mode_set(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + +} + +static void radeon_atom_ext_disable(struct drm_encoder *encoder) +{ + +} + +static void +radeon_atom_ext_dpms(struct drm_encoder *encoder, int mode) +{ + +} + +static bool radeon_atom_ext_mode_fixup(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + return true; +} + +static const struct drm_encoder_helper_funcs radeon_atom_ext_helper_funcs = { + .dpms = radeon_atom_ext_dpms, + .mode_fixup = radeon_atom_ext_mode_fixup, + .prepare = radeon_atom_ext_prepare, + .mode_set = radeon_atom_ext_mode_set, + .commit = radeon_atom_ext_commit, + .disable = radeon_atom_ext_disable, + /* no detect for TMDS/LVDS yet */ +}; + static const struct drm_encoder_helper_funcs radeon_atom_dig_helper_funcs = { .dpms = radeon_atom_encoder_dpms, .mode_fixup = radeon_atom_mode_fixup, @@ -1704,6 +1969,7 @@ radeon_add_atom_encoder(struct drm_device *dev, uint32_t encoder_enum, uint32_t radeon_encoder->devices = supported_device; radeon_encoder->rmx_type = RMX_OFF; radeon_encoder->underscan_type = UNDERSCAN_OFF; + radeon_encoder->is_ext_encoder = false; switch (radeon_encoder->encoder_id) { case ENCODER_OBJECT_ID_INTERNAL_LVDS: @@ -1745,6 +2011,9 @@ radeon_add_atom_encoder(struct drm_device *dev, uint32_t encoder_enum, uint32_t radeon_encoder->rmx_type = RMX_FULL; drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_LVDS); radeon_encoder->enc_priv = radeon_atombios_get_lvds_info(radeon_encoder); + } else if (radeon_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) { + drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_DAC); + radeon_encoder->enc_priv = radeon_atombios_set_dig_info(radeon_encoder); } else { drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_TMDS); radeon_encoder->enc_priv = radeon_atombios_set_dig_info(radeon_encoder); @@ -1753,5 +2022,22 @@ radeon_add_atom_encoder(struct drm_device *dev, uint32_t encoder_enum, uint32_t } drm_encoder_helper_add(encoder, &radeon_atom_dig_helper_funcs); break; + case ENCODER_OBJECT_ID_SI170B: + case ENCODER_OBJECT_ID_CH7303: + case ENCODER_OBJECT_ID_EXTERNAL_SDVOA: + case ENCODER_OBJECT_ID_EXTERNAL_SDVOB: + case ENCODER_OBJECT_ID_TITFP513: + case ENCODER_OBJECT_ID_VT1623: + case ENCODER_OBJECT_ID_HDMI_SI1930: + /* these are handled by the primary encoders */ + radeon_encoder->is_ext_encoder = true; + if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) + drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_LVDS); + else if (radeon_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) + drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_DAC); + else + drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_TMDS); + drm_encoder_helper_add(encoder, &radeon_atom_ext_helper_funcs); + break; } } diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c index 216392d0353..daacb281dfa 100644 --- a/drivers/gpu/drm/radeon/radeon_fence.c +++ b/drivers/gpu/drm/radeon/radeon_fence.c @@ -240,7 +240,8 @@ retry: */ if (seq == rdev->fence_drv.last_seq && radeon_gpu_is_lockup(rdev)) { /* good news we believe it's a lockup */ - WARN(1, "GPU lockup (waiting for 0x%08X last fence id 0x%08X)\n", fence->seq, seq); + WARN(1, "GPU lockup (waiting for 0x%08X last fence id 0x%08X)\n", + fence->seq, seq); /* FIXME: what should we do ? marking everyone * as signaled for now */ diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/radeon/radeon_gart.c index e65b90317fa..65016117d95 100644 --- a/drivers/gpu/drm/radeon/radeon_gart.c +++ b/drivers/gpu/drm/radeon/radeon_gart.c @@ -79,8 +79,8 @@ int radeon_gart_table_vram_alloc(struct radeon_device *rdev) if (rdev->gart.table.vram.robj == NULL) { r = radeon_bo_create(rdev, NULL, rdev->gart.table_size, - true, RADEON_GEM_DOMAIN_VRAM, - &rdev->gart.table.vram.robj); + PAGE_SIZE, true, RADEON_GEM_DOMAIN_VRAM, + &rdev->gart.table.vram.robj); if (r) { return r; } diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c index d1e595d9172..df95eb83dac 100644 --- a/drivers/gpu/drm/radeon/radeon_gem.c +++ b/drivers/gpu/drm/radeon/radeon_gem.c @@ -67,7 +67,7 @@ int radeon_gem_object_create(struct radeon_device *rdev, int size, if (alignment < PAGE_SIZE) { alignment = PAGE_SIZE; } - r = radeon_bo_create(rdev, gobj, size, kernel, initial_domain, &robj); + r = radeon_bo_create(rdev, gobj, size, alignment, kernel, initial_domain, &robj); if (r) { if (r != -ERESTARTSYS) DRM_ERROR("Failed to allocate GEM object (%d, %d, %u, %d)\n", diff --git a/drivers/gpu/drm/radeon/radeon_i2c.c b/drivers/gpu/drm/radeon/radeon_i2c.c index 6a13ee38a5b..ded2a45bc95 100644 --- a/drivers/gpu/drm/radeon/radeon_i2c.c +++ b/drivers/gpu/drm/radeon/radeon_i2c.c @@ -53,8 +53,8 @@ bool radeon_ddc_probe(struct radeon_connector *radeon_connector) }; /* on hw with routers, select right port */ - if (radeon_connector->router.valid) - radeon_router_select_port(radeon_connector); + if (radeon_connector->router.ddc_valid) + radeon_router_select_ddc_port(radeon_connector); ret = i2c_transfer(&radeon_connector->ddc_bus->adapter, msgs, 2); if (ret == 2) @@ -896,7 +896,8 @@ struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev, ((rdev->family <= CHIP_RS480) || ((rdev->family >= CHIP_RV515) && (rdev->family <= CHIP_R580))))) { /* set the radeon hw i2c adapter */ - sprintf(i2c->adapter.name, "Radeon i2c hw bus %s", name); + snprintf(i2c->adapter.name, sizeof(i2c->adapter.name), + "Radeon i2c hw bus %s", name); i2c->adapter.algo = &radeon_i2c_algo; ret = i2c_add_adapter(&i2c->adapter); if (ret) { @@ -905,7 +906,8 @@ struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev, } } else { /* set the radeon bit adapter */ - sprintf(i2c->adapter.name, "Radeon i2c bit bus %s", name); + snprintf(i2c->adapter.name, sizeof(i2c->adapter.name), + "Radeon i2c bit bus %s", name); i2c->adapter.algo_data = &i2c->algo.bit; i2c->algo.bit.pre_xfer = pre_xfer; i2c->algo.bit.post_xfer = post_xfer; @@ -946,6 +948,8 @@ struct radeon_i2c_chan *radeon_i2c_create_dp(struct drm_device *dev, i2c->rec = *rec; i2c->adapter.owner = THIS_MODULE; i2c->dev = dev; + snprintf(i2c->adapter.name, sizeof(i2c->adapter.name), + "Radeon aux bus %s", name); i2c_set_adapdata(&i2c->adapter, i2c); i2c->adapter.algo_data = &i2c->algo.dp; i2c->algo.dp.aux_ch = radeon_dp_i2c_aux_ch; @@ -1084,26 +1088,51 @@ void radeon_i2c_put_byte(struct radeon_i2c_chan *i2c_bus, addr, val); } -/* router switching */ -void radeon_router_select_port(struct radeon_connector *radeon_connector) +/* ddc router switching */ +void radeon_router_select_ddc_port(struct radeon_connector *radeon_connector) { u8 val; - if (!radeon_connector->router.valid) + if (!radeon_connector->router.ddc_valid) return; radeon_i2c_get_byte(radeon_connector->router_bus, radeon_connector->router.i2c_addr, 0x3, &val); - val &= radeon_connector->router.mux_control_pin; + val &= ~radeon_connector->router.ddc_mux_control_pin; radeon_i2c_put_byte(radeon_connector->router_bus, radeon_connector->router.i2c_addr, 0x3, val); radeon_i2c_get_byte(radeon_connector->router_bus, radeon_connector->router.i2c_addr, 0x1, &val); - val &= radeon_connector->router.mux_control_pin; - val |= radeon_connector->router.mux_state; + val &= ~radeon_connector->router.ddc_mux_control_pin; + val |= radeon_connector->router.ddc_mux_state; + radeon_i2c_put_byte(radeon_connector->router_bus, + radeon_connector->router.i2c_addr, + 0x1, val); +} + +/* clock/data router switching */ +void radeon_router_select_cd_port(struct radeon_connector *radeon_connector) +{ + u8 val; + + if (!radeon_connector->router.cd_valid) + return; + + radeon_i2c_get_byte(radeon_connector->router_bus, + radeon_connector->router.i2c_addr, + 0x3, &val); + val &= ~radeon_connector->router.cd_mux_control_pin; + radeon_i2c_put_byte(radeon_connector->router_bus, + radeon_connector->router.i2c_addr, + 0x3, val); + radeon_i2c_get_byte(radeon_connector->router_bus, + radeon_connector->router.i2c_addr, + 0x1, &val); + val &= ~radeon_connector->router.cd_mux_control_pin; + val |= radeon_connector->router.cd_mux_state; radeon_i2c_put_byte(radeon_connector->router_bus, radeon_connector->router.i2c_addr, 0x1, val); diff --git a/drivers/gpu/drm/radeon/radeon_irq.c b/drivers/gpu/drm/radeon/radeon_irq.c index 2f349a30019..465746bd51b 100644 --- a/drivers/gpu/drm/radeon/radeon_irq.c +++ b/drivers/gpu/drm/radeon/radeon_irq.c @@ -76,7 +76,7 @@ int radeon_enable_vblank(struct drm_device *dev, int crtc) default: DRM_ERROR("tried to enable vblank on non-existent crtc %d\n", crtc); - return EINVAL; + return -EINVAL; } } else { switch (crtc) { @@ -89,7 +89,7 @@ int radeon_enable_vblank(struct drm_device *dev, int crtc) default: DRM_ERROR("tried to enable vblank on non-existent crtc %d\n", crtc); - return EINVAL; + return -EINVAL; } } diff --git a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c index 0b8397000f4..59f834ba283 100644 --- a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c +++ b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c @@ -670,7 +670,7 @@ static void radeon_legacy_tmds_ext_mode_set(struct drm_encoder *encoder, if (rdev->is_atom_bios) { radeon_encoder->pixel_clock = adjusted_mode->clock; - atombios_external_tmds_setup(encoder, ATOM_ENABLE); + atombios_dvo_setup(encoder, ATOM_ENABLE); fp2_gen_cntl = RREG32(RADEON_FP2_GEN_CNTL); } else { fp2_gen_cntl = RREG32(RADEON_FP2_GEN_CNTL); diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h index 92457163d07..e301c6f9e05 100644 --- a/drivers/gpu/drm/radeon/radeon_mode.h +++ b/drivers/gpu/drm/radeon/radeon_mode.h @@ -375,6 +375,7 @@ struct radeon_encoder { int hdmi_config_offset; int hdmi_audio_workaround; int hdmi_buffer_status; + bool is_ext_encoder; }; struct radeon_connector_atom_dig { @@ -385,6 +386,7 @@ struct radeon_connector_atom_dig { u8 dp_sink_type; int dp_clock; int dp_lane_count; + bool edp_on; }; struct radeon_gpio_rec { @@ -401,13 +403,19 @@ struct radeon_hpd { }; struct radeon_router { - bool valid; u32 router_id; struct radeon_i2c_bus_rec i2c_info; u8 i2c_addr; - u8 mux_type; - u8 mux_control_pin; - u8 mux_state; + /* i2c mux */ + bool ddc_valid; + u8 ddc_mux_type; + u8 ddc_mux_control_pin; + u8 ddc_mux_state; + /* clock/data mux */ + bool cd_valid; + u8 cd_mux_type; + u8 cd_mux_control_pin; + u8 cd_mux_state; }; struct radeon_connector { @@ -488,7 +496,8 @@ extern void radeon_i2c_put_byte(struct radeon_i2c_chan *i2c, u8 slave_addr, u8 addr, u8 val); -extern void radeon_router_select_port(struct radeon_connector *radeon_connector); +extern void radeon_router_select_ddc_port(struct radeon_connector *radeon_connector); +extern void radeon_router_select_cd_port(struct radeon_connector *radeon_connector); extern bool radeon_ddc_probe(struct radeon_connector *radeon_connector); extern int radeon_ddc_get_modes(struct radeon_connector *radeon_connector); @@ -516,9 +525,10 @@ struct drm_encoder *radeon_encoder_legacy_primary_dac_add(struct drm_device *dev struct drm_encoder *radeon_encoder_legacy_tv_dac_add(struct drm_device *dev, int bios_index, int with_tv); struct drm_encoder *radeon_encoder_legacy_tmds_int_add(struct drm_device *dev, int bios_index); struct drm_encoder *radeon_encoder_legacy_tmds_ext_add(struct drm_device *dev, int bios_index); -extern void atombios_external_tmds_setup(struct drm_encoder *encoder, int action); +extern void atombios_dvo_setup(struct drm_encoder *encoder, int action); extern void atombios_digital_setup(struct drm_encoder *encoder, int action); extern int atombios_get_encoder_mode(struct drm_encoder *encoder); +extern void atombios_set_edp_panel_power(struct drm_connector *connector, int action); extern void radeon_encoder_set_active_device(struct drm_encoder *encoder); extern void radeon_crtc_load_lut(struct drm_crtc *crtc); diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c index d7ab9141641..1d067743fee 100644 --- a/drivers/gpu/drm/radeon/radeon_object.c +++ b/drivers/gpu/drm/radeon/radeon_object.c @@ -86,11 +86,12 @@ void radeon_ttm_placement_from_domain(struct radeon_bo *rbo, u32 domain) } int radeon_bo_create(struct radeon_device *rdev, struct drm_gem_object *gobj, - unsigned long size, bool kernel, u32 domain, - struct radeon_bo **bo_ptr) + unsigned long size, int byte_align, bool kernel, u32 domain, + struct radeon_bo **bo_ptr) { struct radeon_bo *bo; enum ttm_bo_type type; + int page_align = roundup(byte_align, PAGE_SIZE) >> PAGE_SHIFT; int r; if (unlikely(rdev->mman.bdev.dev_mapping == NULL)) { @@ -102,6 +103,8 @@ int radeon_bo_create(struct radeon_device *rdev, struct drm_gem_object *gobj, type = ttm_bo_type_device; } *bo_ptr = NULL; + +retry: bo = kzalloc(sizeof(struct radeon_bo), GFP_KERNEL); if (bo == NULL) return -ENOMEM; @@ -109,13 +112,11 @@ int radeon_bo_create(struct radeon_device *rdev, struct drm_gem_object *gobj, bo->gobj = gobj; bo->surface_reg = -1; INIT_LIST_HEAD(&bo->list); - -retry: radeon_ttm_placement_from_domain(bo, domain); /* Kernel allocation are uninterruptible */ mutex_lock(&rdev->vram_mutex); r = ttm_bo_init(&rdev->mman.bdev, &bo->tbo, size, type, - &bo->placement, 0, 0, !kernel, NULL, size, + &bo->placement, page_align, 0, !kernel, NULL, size, &radeon_ttm_bo_destroy); mutex_unlock(&rdev->vram_mutex); if (unlikely(r != 0)) { diff --git a/drivers/gpu/drm/radeon/radeon_object.h b/drivers/gpu/drm/radeon/radeon_object.h index 3481bc7f6f5..d143702b244 100644 --- a/drivers/gpu/drm/radeon/radeon_object.h +++ b/drivers/gpu/drm/radeon/radeon_object.h @@ -137,9 +137,10 @@ static inline int radeon_bo_wait(struct radeon_bo *bo, u32 *mem_type, } extern int radeon_bo_create(struct radeon_device *rdev, - struct drm_gem_object *gobj, unsigned long size, - bool kernel, u32 domain, - struct radeon_bo **bo_ptr); + struct drm_gem_object *gobj, unsigned long size, + int byte_align, + bool kernel, u32 domain, + struct radeon_bo **bo_ptr); extern int radeon_bo_kmap(struct radeon_bo *bo, void **ptr); extern void radeon_bo_kunmap(struct radeon_bo *bo); extern void radeon_bo_unref(struct radeon_bo **bo); diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c index 6ea798ce821..06e79822a2b 100644 --- a/drivers/gpu/drm/radeon/radeon_ring.c +++ b/drivers/gpu/drm/radeon/radeon_ring.c @@ -176,8 +176,8 @@ int radeon_ib_pool_init(struct radeon_device *rdev) INIT_LIST_HEAD(&rdev->ib_pool.bogus_ib); /* Allocate 1M object buffer */ r = radeon_bo_create(rdev, NULL, RADEON_IB_POOL_SIZE*64*1024, - true, RADEON_GEM_DOMAIN_GTT, - &rdev->ib_pool.robj); + PAGE_SIZE, true, RADEON_GEM_DOMAIN_GTT, + &rdev->ib_pool.robj); if (r) { DRM_ERROR("radeon: failed to ib pool (%d).\n", r); return r; @@ -332,7 +332,7 @@ int radeon_ring_init(struct radeon_device *rdev, unsigned ring_size) rdev->cp.ring_size = ring_size; /* Allocate ring buffer */ if (rdev->cp.ring_obj == NULL) { - r = radeon_bo_create(rdev, NULL, rdev->cp.ring_size, true, + r = radeon_bo_create(rdev, NULL, rdev->cp.ring_size, PAGE_SIZE, true, RADEON_GEM_DOMAIN_GTT, &rdev->cp.ring_obj); if (r) { diff --git a/drivers/gpu/drm/radeon/radeon_test.c b/drivers/gpu/drm/radeon/radeon_test.c index 313c96bc09d..5b44f652145 100644 --- a/drivers/gpu/drm/radeon/radeon_test.c +++ b/drivers/gpu/drm/radeon/radeon_test.c @@ -52,7 +52,7 @@ void radeon_test_moves(struct radeon_device *rdev) goto out_cleanup; } - r = radeon_bo_create(rdev, NULL, size, true, RADEON_GEM_DOMAIN_VRAM, + r = radeon_bo_create(rdev, NULL, size, PAGE_SIZE, true, RADEON_GEM_DOMAIN_VRAM, &vram_obj); if (r) { DRM_ERROR("Failed to create VRAM object\n"); @@ -71,7 +71,7 @@ void radeon_test_moves(struct radeon_device *rdev) void **gtt_start, **gtt_end; void **vram_start, **vram_end; - r = radeon_bo_create(rdev, NULL, size, true, + r = radeon_bo_create(rdev, NULL, size, PAGE_SIZE, true, RADEON_GEM_DOMAIN_GTT, gtt_obj + i); if (r) { DRM_ERROR("Failed to create GTT object %d\n", i); diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c index fe95bb35317..1272e4b6a1d 100644 --- a/drivers/gpu/drm/radeon/radeon_ttm.c +++ b/drivers/gpu/drm/radeon/radeon_ttm.c @@ -529,7 +529,7 @@ int radeon_ttm_init(struct radeon_device *rdev) DRM_ERROR("Failed initializing VRAM heap.\n"); return r; } - r = radeon_bo_create(rdev, NULL, 256 * 1024, true, + r = radeon_bo_create(rdev, NULL, 256 * 1024, PAGE_SIZE, true, RADEON_GEM_DOMAIN_VRAM, &rdev->stollen_vga_memory); if (r) { @@ -689,7 +689,8 @@ static int radeon_ttm_backend_bind(struct ttm_backend *backend, gtt = container_of(backend, struct radeon_ttm_backend, backend); gtt->offset = bo_mem->start << PAGE_SHIFT; if (!gtt->num_pages) { - WARN(1, "nothing to bind %lu pages for mreg %p back %p!\n", gtt->num_pages, bo_mem, backend); + WARN(1, "nothing to bind %lu pages for mreg %p back %p!\n", + gtt->num_pages, bo_mem, backend); } r = radeon_gart_bind(gtt->rdev, gtt->offset, gtt->num_pages, gtt->pages); diff --git a/drivers/gpu/drm/radeon/rs400.c b/drivers/gpu/drm/radeon/rs400.c index f683e51a2a0..5512e4e5e63 100644 --- a/drivers/gpu/drm/radeon/rs400.c +++ b/drivers/gpu/drm/radeon/rs400.c @@ -78,7 +78,7 @@ int rs400_gart_init(struct radeon_device *rdev) int r; if (rdev->gart.table.ram.ptr) { - WARN(1, "RS400 GART already initialized.\n"); + WARN(1, "RS400 GART already initialized\n"); return 0; } /* Check gart size */ diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c index b091a1f6fa4..f1c6e02c2e6 100644 --- a/drivers/gpu/drm/radeon/rs600.c +++ b/drivers/gpu/drm/radeon/rs600.c @@ -375,7 +375,7 @@ int rs600_gart_init(struct radeon_device *rdev) int r; if (rdev->gart.table.vram.robj) { - WARN(1, "RS600 GART already initialized.\n"); + WARN(1, "RS600 GART already initialized\n"); return 0; } /* Initialize common gart structure */ @@ -505,7 +505,7 @@ int rs600_irq_set(struct radeon_device *rdev) ~S_007D18_DC_HOT_PLUG_DETECT2_INT_EN(1); if (!rdev->irq.installed) { - WARN(1, "Can't enable IRQ/MSI because no handler is installed.\n"); + WARN(1, "Can't enable IRQ/MSI because no handler is installed\n"); WREG32(R_000040_GEN_INT_CNTL, 0); return -EINVAL; } diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c index 245374e2b77..4dfead8cee3 100644 --- a/drivers/gpu/drm/radeon/rv770.c +++ b/drivers/gpu/drm/radeon/rv770.c @@ -915,8 +915,8 @@ static int rv770_vram_scratch_init(struct radeon_device *rdev) if (rdev->vram_scratch.robj == NULL) { r = radeon_bo_create(rdev, NULL, RADEON_GPU_PAGE_SIZE, - true, RADEON_GEM_DOMAIN_VRAM, - &rdev->vram_scratch.robj); + PAGE_SIZE, true, RADEON_GEM_DOMAIN_VRAM, + &rdev->vram_scratch.robj); if (r) { return r; } diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index a1cb783c713..148a322d8f5 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -27,14 +27,6 @@ /* * Authors: Thomas Hellstrom <thellstrom-at-vmware-dot-com> */ -/* Notes: - * - * We store bo pointer in drm_mm_node struct so we know which bo own a - * specific node. There is no protection on the pointer, thus to make - * sure things don't go berserk you have to access this pointer while - * holding the global lru lock and make sure anytime you free a node you - * reset the pointer to NULL. - */ #include "ttm/ttm_module.h" #include "ttm/ttm_bo_driver.h" @@ -45,6 +37,7 @@ #include <linux/mm.h> #include <linux/file.h> #include <linux/module.h> +#include <asm/atomic.h> #define TTM_ASSERT_LOCKED(param) #define TTM_DEBUG(fmt, arg...) @@ -231,6 +224,9 @@ int ttm_bo_reserve_locked(struct ttm_buffer_object *bo, int ret; while (unlikely(atomic_cmpxchg(&bo->reserved, 0, 1) != 0)) { + /** + * Deadlock avoidance for multi-bo reserving. + */ if (use_sequence && bo->seq_valid && (sequence - bo->val_seq < (1 << 31))) { return -EAGAIN; @@ -248,6 +244,14 @@ int ttm_bo_reserve_locked(struct ttm_buffer_object *bo, } if (use_sequence) { + /** + * Wake up waiters that may need to recheck for deadlock, + * if we decreased the sequence number. + */ + if (unlikely((bo->val_seq - sequence < (1 << 31)) + || !bo->seq_valid)) + wake_up_all(&bo->event_queue); + bo->val_seq = sequence; bo->seq_valid = true; } else { @@ -452,6 +456,11 @@ static void ttm_bo_cleanup_memtype_use(struct ttm_buffer_object *bo) ttm_bo_mem_put(bo, &bo->mem); atomic_set(&bo->reserved, 0); + + /* + * Make processes trying to reserve really pick it up. + */ + smp_mb__after_atomic_dec(); wake_up_all(&bo->event_queue); } @@ -460,7 +469,7 @@ static void ttm_bo_cleanup_refs_or_queue(struct ttm_buffer_object *bo) struct ttm_bo_device *bdev = bo->bdev; struct ttm_bo_global *glob = bo->glob; struct ttm_bo_driver *driver; - void *sync_obj; + void *sync_obj = NULL; void *sync_obj_arg; int put_count; int ret; @@ -495,17 +504,20 @@ static void ttm_bo_cleanup_refs_or_queue(struct ttm_buffer_object *bo) spin_lock(&glob->lru_lock); } queue: - sync_obj = bo->sync_obj; - sync_obj_arg = bo->sync_obj_arg; driver = bdev->driver; + if (bo->sync_obj) + sync_obj = driver->sync_obj_ref(bo->sync_obj); + sync_obj_arg = bo->sync_obj_arg; kref_get(&bo->list_kref); list_add_tail(&bo->ddestroy, &bdev->ddestroy); spin_unlock(&glob->lru_lock); spin_unlock(&bo->lock); - if (sync_obj) + if (sync_obj) { driver->sync_obj_flush(sync_obj, sync_obj_arg); + driver->sync_obj_unref(&sync_obj); + } schedule_delayed_work(&bdev->wq, ((HZ / 100) < 1) ? 1 : HZ / 100); } @@ -822,7 +834,6 @@ static int ttm_bo_mem_force_space(struct ttm_buffer_object *bo, bool no_wait_gpu) { struct ttm_bo_device *bdev = bo->bdev; - struct ttm_bo_global *glob = bdev->glob; struct ttm_mem_type_manager *man = &bdev->man[mem_type]; int ret; @@ -832,12 +843,6 @@ static int ttm_bo_mem_force_space(struct ttm_buffer_object *bo, return ret; if (mem->mm_node) break; - spin_lock(&glob->lru_lock); - if (list_empty(&man->lru)) { - spin_unlock(&glob->lru_lock); - break; - } - spin_unlock(&glob->lru_lock); ret = ttm_mem_evict_first(bdev, mem_type, interruptible, no_wait_reserve, no_wait_gpu); if (unlikely(ret != 0)) @@ -1125,35 +1130,9 @@ EXPORT_SYMBOL(ttm_bo_validate); int ttm_bo_check_placement(struct ttm_buffer_object *bo, struct ttm_placement *placement) { - int i; + BUG_ON((placement->fpfn || placement->lpfn) && + (bo->mem.num_pages > (placement->lpfn - placement->fpfn))); - if (placement->fpfn || placement->lpfn) { - if (bo->mem.num_pages > (placement->lpfn - placement->fpfn)) { - printk(KERN_ERR TTM_PFX "Page number range to small " - "Need %lu pages, range is [%u, %u]\n", - bo->mem.num_pages, placement->fpfn, - placement->lpfn); - return -EINVAL; - } - } - for (i = 0; i < placement->num_placement; i++) { - if (!capable(CAP_SYS_ADMIN)) { - if (placement->placement[i] & TTM_PL_FLAG_NO_EVICT) { - printk(KERN_ERR TTM_PFX "Need to be root to " - "modify NO_EVICT status.\n"); - return -EINVAL; - } - } - } - for (i = 0; i < placement->num_busy_placement; i++) { - if (!capable(CAP_SYS_ADMIN)) { - if (placement->busy_placement[i] & TTM_PL_FLAG_NO_EVICT) { - printk(KERN_ERR TTM_PFX "Need to be root to " - "modify NO_EVICT status.\n"); - return -EINVAL; - } - } - } return 0; } @@ -1176,6 +1155,10 @@ int ttm_bo_init(struct ttm_bo_device *bdev, num_pages = (size + PAGE_SIZE - 1) >> PAGE_SHIFT; if (num_pages == 0) { printk(KERN_ERR TTM_PFX "Illegal buffer object size.\n"); + if (destroy) + (*destroy)(bo); + else + kfree(bo); return -EINVAL; } bo->destroy = destroy; @@ -1369,18 +1352,9 @@ int ttm_bo_init_mm(struct ttm_bo_device *bdev, unsigned type, int ret = -EINVAL; struct ttm_mem_type_manager *man; - if (type >= TTM_NUM_MEM_TYPES) { - printk(KERN_ERR TTM_PFX "Illegal memory type %d\n", type); - return ret; - } - + BUG_ON(type >= TTM_NUM_MEM_TYPES); man = &bdev->man[type]; - if (man->has_type) { - printk(KERN_ERR TTM_PFX - "Memory manager already initialized for type %d\n", - type); - return ret; - } + BUG_ON(man->has_type); ret = bdev->driver->init_mem_type(bdev, type, man); if (ret) @@ -1389,13 +1363,6 @@ int ttm_bo_init_mm(struct ttm_bo_device *bdev, unsigned type, ret = 0; if (type != TTM_PL_SYSTEM) { - if (!p_size) { - printk(KERN_ERR TTM_PFX - "Zero size memory manager type %d\n", - type); - return ret; - } - ret = (*man->func->init)(man, p_size); if (ret) return ret; diff --git a/drivers/gpu/drm/ttm/ttm_bo_manager.c b/drivers/gpu/drm/ttm/ttm_bo_manager.c index 7410c190c89..038e947d00f 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_manager.c +++ b/drivers/gpu/drm/ttm/ttm_bo_manager.c @@ -1,6 +1,6 @@ /************************************************************************** * - * Copyright (c) 2007-2009 VMware, Inc., Palo Alto, CA., USA + * Copyright (c) 2007-2010 VMware, Inc., Palo Alto, CA., USA * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a @@ -31,20 +31,29 @@ #include "ttm/ttm_module.h" #include "ttm/ttm_bo_driver.h" #include "ttm/ttm_placement.h" -#include <linux/jiffies.h> +#include "drm_mm.h" #include <linux/slab.h> -#include <linux/sched.h> -#include <linux/mm.h> -#include <linux/file.h> +#include <linux/spinlock.h> #include <linux/module.h> +/** + * Currently we use a spinlock for the lock, but a mutex *may* be + * more appropriate to reduce scheduling latency if the range manager + * ends up with very fragmented allocation patterns. + */ + +struct ttm_range_manager { + struct drm_mm mm; + spinlock_t lock; +}; + static int ttm_bo_man_get_node(struct ttm_mem_type_manager *man, struct ttm_buffer_object *bo, struct ttm_placement *placement, struct ttm_mem_reg *mem) { - struct ttm_bo_global *glob = man->bdev->glob; - struct drm_mm *mm = man->priv; + struct ttm_range_manager *rman = (struct ttm_range_manager *) man->priv; + struct drm_mm *mm = &rman->mm; struct drm_mm_node *node = NULL; unsigned long lpfn; int ret; @@ -57,19 +66,19 @@ static int ttm_bo_man_get_node(struct ttm_mem_type_manager *man, if (unlikely(ret)) return ret; - spin_lock(&glob->lru_lock); + spin_lock(&rman->lock); node = drm_mm_search_free_in_range(mm, mem->num_pages, mem->page_alignment, placement->fpfn, lpfn, 1); if (unlikely(node == NULL)) { - spin_unlock(&glob->lru_lock); + spin_unlock(&rman->lock); return 0; } node = drm_mm_get_block_atomic_range(node, mem->num_pages, - mem->page_alignment, - placement->fpfn, - lpfn); - spin_unlock(&glob->lru_lock); + mem->page_alignment, + placement->fpfn, + lpfn); + spin_unlock(&rman->lock); } while (node == NULL); mem->mm_node = node; @@ -80,12 +89,12 @@ static int ttm_bo_man_get_node(struct ttm_mem_type_manager *man, static void ttm_bo_man_put_node(struct ttm_mem_type_manager *man, struct ttm_mem_reg *mem) { - struct ttm_bo_global *glob = man->bdev->glob; + struct ttm_range_manager *rman = (struct ttm_range_manager *) man->priv; if (mem->mm_node) { - spin_lock(&glob->lru_lock); + spin_lock(&rman->lock); drm_mm_put_block(mem->mm_node); - spin_unlock(&glob->lru_lock); + spin_unlock(&rman->lock); mem->mm_node = NULL; } } @@ -93,49 +102,49 @@ static void ttm_bo_man_put_node(struct ttm_mem_type_manager *man, static int ttm_bo_man_init(struct ttm_mem_type_manager *man, unsigned long p_size) { - struct drm_mm *mm; + struct ttm_range_manager *rman; int ret; - mm = kzalloc(sizeof(*mm), GFP_KERNEL); - if (!mm) + rman = kzalloc(sizeof(*rman), GFP_KERNEL); + if (!rman) return -ENOMEM; - ret = drm_mm_init(mm, 0, p_size); + ret = drm_mm_init(&rman->mm, 0, p_size); if (ret) { - kfree(mm); + kfree(rman); return ret; } - man->priv = mm; + spin_lock_init(&rman->lock); + man->priv = rman; return 0; } static int ttm_bo_man_takedown(struct ttm_mem_type_manager *man) { - struct ttm_bo_global *glob = man->bdev->glob; - struct drm_mm *mm = man->priv; - int ret = 0; + struct ttm_range_manager *rman = (struct ttm_range_manager *) man->priv; + struct drm_mm *mm = &rman->mm; - spin_lock(&glob->lru_lock); + spin_lock(&rman->lock); if (drm_mm_clean(mm)) { drm_mm_takedown(mm); - kfree(mm); + spin_unlock(&rman->lock); + kfree(rman); man->priv = NULL; - } else - ret = -EBUSY; - spin_unlock(&glob->lru_lock); - return ret; + return 0; + } + spin_unlock(&rman->lock); + return -EBUSY; } static void ttm_bo_man_debug(struct ttm_mem_type_manager *man, const char *prefix) { - struct ttm_bo_global *glob = man->bdev->glob; - struct drm_mm *mm = man->priv; + struct ttm_range_manager *rman = (struct ttm_range_manager *) man->priv; - spin_lock(&glob->lru_lock); - drm_mm_debug_table(mm, prefix); - spin_unlock(&glob->lru_lock); + spin_lock(&rman->lock); + drm_mm_debug_table(&rman->mm, prefix); + spin_unlock(&rman->lock); } const struct ttm_mem_type_manager_func ttm_bo_manager_func = { diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c index a7bab87a548..af789dc869b 100644 --- a/drivers/gpu/drm/ttm/ttm_tt.c +++ b/drivers/gpu/drm/ttm/ttm_tt.c @@ -440,10 +440,8 @@ int ttm_tt_bind(struct ttm_tt *ttm, struct ttm_mem_reg *bo_mem) return ret; ret = be->func->bind(be, bo_mem); - if (ret) { - printk(KERN_ERR TTM_PFX "Couldn't bind backend.\n"); + if (unlikely(ret != 0)) return ret; - } ttm->state = tt_bound; diff --git a/drivers/gpu/drm/via/via_dmablit.c b/drivers/gpu/drm/via/via_dmablit.c index 9b5b4d9dd62..3e038a394c5 100644 --- a/drivers/gpu/drm/via/via_dmablit.c +++ b/drivers/gpu/drm/via/via_dmablit.c @@ -235,9 +235,9 @@ via_lock_all_dma_pages(drm_via_sg_info_t *vsg, drm_via_dmablit_t *xfer) vsg->num_pages = VIA_PFN(xfer->mem_addr + (xfer->num_lines * xfer->mem_stride - 1)) - first_pfn + 1; - if (NULL == (vsg->pages = vmalloc(sizeof(struct page *) * vsg->num_pages))) + vsg->pages = vzalloc(sizeof(struct page *) * vsg->num_pages); + if (NULL == vsg->pages) return -ENOMEM; - memset(vsg->pages, 0, sizeof(struct page *) * vsg->num_pages); down_read(¤t->mm->mmap_sem); ret = get_user_pages(current, current->mm, (unsigned long)xfer->mem_addr, diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c index 51d9f9f1d7f..76954e3528c 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c @@ -691,6 +691,7 @@ int vmw_execbuf_ioctl(struct drm_device *dev, void *data, fence_rep.error = ret; fence_rep.fence_seq = (uint64_t) sequence; + fence_rep.pad64 = 0; user_fence_rep = (struct drm_vmw_fence_rep __user *) (unsigned long)arg->fence_rep; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c index 87c6e6156d7..cceeb42789b 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c @@ -720,6 +720,8 @@ static int vmw_surface_dmabuf_pin(struct vmw_framebuffer *vfb) &vmw_vram_ne_placement, false, &vmw_dmabuf_bo_free); vmw_overlay_resume_all(dev_priv); + if (unlikely(ret != 0)) + vfbs->buffer = NULL; return ret; } @@ -730,6 +732,9 @@ static int vmw_surface_dmabuf_unpin(struct vmw_framebuffer *vfb) struct vmw_framebuffer_surface *vfbs = vmw_framebuffer_to_vfbs(&vfb->base); + if (unlikely(vfbs->buffer == NULL)) + return 0; + bo = &vfbs->buffer->base; ttm_bo_unref(&bo); vfbs->buffer = NULL; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c index a01c47ddb5b..29113c9b26a 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c @@ -557,7 +557,7 @@ int vmw_kms_init_legacy_display_system(struct vmw_private *dev_priv) return -EINVAL; } - dev_priv->ldu_priv = kmalloc(GFP_KERNEL, sizeof(*dev_priv->ldu_priv)); + dev_priv->ldu_priv = kmalloc(sizeof(*dev_priv->ldu_priv), GFP_KERNEL); if (!dev_priv->ldu_priv) return -ENOMEM; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c b/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c index df2036ed18d..f1a52f9e729 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c @@ -585,7 +585,7 @@ int vmw_overlay_init(struct vmw_private *dev_priv) return -ENOSYS; } - overlay = kmalloc(GFP_KERNEL, sizeof(*overlay)); + overlay = kmalloc(sizeof(*overlay), GFP_KERNEL); if (!overlay) return -ENOMEM; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c index 36e129f0023..5408b1b7996 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c @@ -862,7 +862,7 @@ int vmw_dmabuf_alloc_ioctl(struct drm_device *dev, void *data, &vmw_vram_sys_placement, true, &vmw_user_dmabuf_destroy); if (unlikely(ret != 0)) - return ret; + goto out_no_dmabuf; tmp = ttm_bo_reference(&vmw_user_bo->dma.base); ret = ttm_base_object_init(vmw_fpriv(file_priv)->tfile, @@ -870,19 +870,21 @@ int vmw_dmabuf_alloc_ioctl(struct drm_device *dev, void *data, false, ttm_buffer_type, &vmw_user_dmabuf_release, NULL); - if (unlikely(ret != 0)) { - ttm_bo_unref(&tmp); - } else { + if (unlikely(ret != 0)) + goto out_no_base_object; + else { rep->handle = vmw_user_bo->base.hash.key; rep->map_handle = vmw_user_bo->dma.base.addr_space_offset; rep->cur_gmr_id = vmw_user_bo->base.hash.key; rep->cur_gmr_offset = 0; } - ttm_bo_unref(&tmp); +out_no_base_object: + ttm_bo_unref(&tmp); +out_no_dmabuf: ttm_read_unlock(&vmaster->lock); - return 0; + return ret; } int vmw_dmabuf_unref_ioctl(struct drm_device *dev, void *data, diff --git a/drivers/gpu/stub/Kconfig b/drivers/gpu/stub/Kconfig index 742c423567c..0e1edd7311f 100644 --- a/drivers/gpu/stub/Kconfig +++ b/drivers/gpu/stub/Kconfig @@ -3,6 +3,9 @@ config STUB_POULSBO depends on PCI # Poulsbo stub depends on ACPI_VIDEO when ACPI is enabled # but for select to work, need to select ACPI_VIDEO's dependencies, ick + select VIDEO_OUTPUT_CONTROL if ACPI + select BACKLIGHT_CLASS_DEVICE if ACPI + select INPUT if ACPI select ACPI_VIDEO if ACPI help Choose this option if you have a system that has Intel GMA500 diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c index 8a4b32dca9f..e1f07483691 100644 --- a/drivers/hid/hidraw.c +++ b/drivers/hid/hidraw.c @@ -32,7 +32,6 @@ #include <linux/hid.h> #include <linux/mutex.h> #include <linux/sched.h> -#include <linux/smp_lock.h> #include <linux/hidraw.h> diff --git a/drivers/hid/usbhid/hiddev.c b/drivers/hid/usbhid/hiddev.c index fedd88df9a1..984feb351a5 100644 --- a/drivers/hid/usbhid/hiddev.c +++ b/drivers/hid/usbhid/hiddev.c @@ -29,7 +29,6 @@ #include <linux/slab.h> #include <linux/module.h> #include <linux/init.h> -#include <linux/smp_lock.h> #include <linux/input.h> #include <linux/usb.h> #include <linux/hid.h> diff --git a/drivers/hwmon/ad7414.c b/drivers/hwmon/ad7414.c index 1e4c21fc1a8..86d822aa9bb 100644 --- a/drivers/hwmon/ad7414.c +++ b/drivers/hwmon/ad7414.c @@ -178,11 +178,13 @@ static int ad7414_probe(struct i2c_client *client, { struct ad7414_data *data; int conf; - int err = 0; + int err; if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA | - I2C_FUNC_SMBUS_READ_WORD_DATA)) + I2C_FUNC_SMBUS_READ_WORD_DATA)) { + err = -EOPNOTSUPP; goto exit; + } data = kzalloc(sizeof(struct ad7414_data), GFP_KERNEL); if (!data) { diff --git a/drivers/hwmon/adt7470.c b/drivers/hwmon/adt7470.c index 9e775717abb..87d92a56a93 100644 --- a/drivers/hwmon/adt7470.c +++ b/drivers/hwmon/adt7470.c @@ -1286,8 +1286,10 @@ static int adt7470_probe(struct i2c_client *client, init_completion(&data->auto_update_stop); data->auto_update = kthread_run(adt7470_update_thread, client, dev_name(data->hwmon_dev)); - if (IS_ERR(data->auto_update)) + if (IS_ERR(data->auto_update)) { + err = PTR_ERR(data->auto_update); goto exit_unregister; + } return 0; diff --git a/drivers/hwmon/amc6821.c b/drivers/hwmon/amc6821.c index fa9708c2d72..4033974d1bb 100644 --- a/drivers/hwmon/amc6821.c +++ b/drivers/hwmon/amc6821.c @@ -4,7 +4,7 @@ Copyright (C) 2009 T. Mertelj <tomaz.mertelj@guest.arnes.si> Based on max6650.c: - Copyright (C) 2007 Hans J. Koch <hjk@linutronix.de> + Copyright (C) 2007 Hans J. Koch <hjk@hansjkoch.de> This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by diff --git a/drivers/hwmon/gpio-fan.c b/drivers/hwmon/gpio-fan.c index aa701a18370..f141a1de519 100644 --- a/drivers/hwmon/gpio-fan.c +++ b/drivers/hwmon/gpio-fan.c @@ -376,10 +376,6 @@ static int fan_ctrl_init(struct gpio_fan_data *fan_data, } } - err = sysfs_create_group(&pdev->dev.kobj, &gpio_fan_ctrl_group); - if (err) - goto err_free_gpio; - fan_data->num_ctrl = num_ctrl; fan_data->ctrl = ctrl; fan_data->num_speed = pdata->num_speed; @@ -391,6 +387,10 @@ static int fan_ctrl_init(struct gpio_fan_data *fan_data, goto err_free_gpio; } + err = sysfs_create_group(&pdev->dev.kobj, &gpio_fan_ctrl_group); + if (err) + goto err_free_gpio; + return 0; err_free_gpio: diff --git a/drivers/hwmon/lm93.c b/drivers/hwmon/lm93.c index 6669255aadc..c9ed14eba5a 100644 --- a/drivers/hwmon/lm93.c +++ b/drivers/hwmon/lm93.c @@ -20,7 +20,7 @@ Adapted to 2.6.20 by Carsten Emde <cbe@osadl.org> Copyright (c) 2006 Carsten Emde, Open Source Automation Development Lab - Modified for mainline integration by Hans J. Koch <hjk@linutronix.de> + Modified for mainline integration by Hans J. Koch <hjk@hansjkoch.de> Copyright (c) 2007 Hans J. Koch, Linutronix GmbH This program is free software; you can redistribute it and/or modify @@ -2629,7 +2629,7 @@ static void __exit lm93_exit(void) } MODULE_AUTHOR("Mark M. Hoffman <mhoffman@lightlink.com>, " - "Hans J. Koch <hjk@linutronix.de"); + "Hans J. Koch <hjk@hansjkoch.de>"); MODULE_DESCRIPTION("LM93 driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/hwmon/lm95241.c b/drivers/hwmon/lm95241.c index 464340f2549..4546d82f024 100644 --- a/drivers/hwmon/lm95241.c +++ b/drivers/hwmon/lm95241.c @@ -128,9 +128,12 @@ static ssize_t set_interval(struct device *dev, struct device_attribute *attr, { struct i2c_client *client = to_i2c_client(dev); struct lm95241_data *data = i2c_get_clientdata(client); + unsigned long val; - strict_strtol(buf, 10, &data->interval); - data->interval = data->interval * HZ / 1000; + if (strict_strtoul(buf, 10, &val) < 0) + return -EINVAL; + + data->interval = val * HZ / 1000; return count; } @@ -188,7 +191,9 @@ static ssize_t set_type##flag(struct device *dev, \ struct lm95241_data *data = i2c_get_clientdata(client); \ \ long val; \ - strict_strtol(buf, 10, &val); \ +\ + if (strict_strtol(buf, 10, &val) < 0) \ + return -EINVAL; \ \ if ((val == 1) || (val == 2)) { \ \ @@ -227,7 +232,9 @@ static ssize_t set_min##flag(struct device *dev, \ struct lm95241_data *data = i2c_get_clientdata(client); \ \ long val; \ - strict_strtol(buf, 10, &val); \ +\ + if (strict_strtol(buf, 10, &val) < 0) \ + return -EINVAL;\ \ mutex_lock(&data->update_lock); \ \ @@ -256,7 +263,9 @@ static ssize_t set_max##flag(struct device *dev, \ struct lm95241_data *data = i2c_get_clientdata(client); \ \ long val; \ - strict_strtol(buf, 10, &val); \ +\ + if (strict_strtol(buf, 10, &val) < 0) \ + return -EINVAL; \ \ mutex_lock(&data->update_lock); \ \ diff --git a/drivers/hwmon/ltc4261.c b/drivers/hwmon/ltc4261.c index 26762617867..4b50601027d 100644 --- a/drivers/hwmon/ltc4261.c +++ b/drivers/hwmon/ltc4261.c @@ -82,7 +82,7 @@ static struct ltc4261_data *ltc4261_update_device(struct device *dev) val = i2c_smbus_read_byte_data(client, i); if (unlikely(val < 0)) { dev_dbg(dev, - "Failed to read ADC value: error %d", + "Failed to read ADC value: error %d\n", val); ret = ERR_PTR(val); goto abort; @@ -230,8 +230,7 @@ static int ltc4261_probe(struct i2c_client *client, return -ENODEV; if (i2c_smbus_read_byte_data(client, LTC4261_STATUS) < 0) { - dev_err(&client->dev, "Failed to read register %d:%02x:%02x\n", - adapter->id, client->addr, LTC4261_STATUS); + dev_err(&client->dev, "Failed to read status register\n"); return -ENODEV; } diff --git a/drivers/hwmon/max6650.c b/drivers/hwmon/max6650.c index a0160ee5cae..9a11532ecae 100644 --- a/drivers/hwmon/max6650.c +++ b/drivers/hwmon/max6650.c @@ -2,7 +2,7 @@ * max6650.c - Part of lm_sensors, Linux kernel modules for hardware * monitoring. * - * (C) 2007 by Hans J. Koch <hjk@linutronix.de> + * (C) 2007 by Hans J. Koch <hjk@hansjkoch.de> * * based on code written by John Morris <john.morris@spirentcom.com> * Copyright (c) 2003 Spirent Communications diff --git a/drivers/hwmon/w83795.c b/drivers/hwmon/w83795.c index 1d840aa8378..cdbc7448491 100644 --- a/drivers/hwmon/w83795.c +++ b/drivers/hwmon/w83795.c @@ -165,10 +165,14 @@ static const u8 IN_LSB_SHIFT_IDX[][2] = { #define W83795_REG_VID_CTRL 0x6A +#define W83795_REG_ALARM_CTRL 0x40 +#define ALARM_CTRL_RTSACS (1 << 7) #define W83795_REG_ALARM(index) (0x41 + (index)) +#define W83795_REG_CLR_CHASSIS 0x4D #define W83795_REG_BEEP(index) (0x50 + (index)) -#define W83795_REG_CLR_CHASSIS 0x4D +#define W83795_REG_OVT_CFG 0x58 +#define OVT_CFG_SEL (1 << 7) #define W83795_REG_FCMS1 0x201 @@ -178,6 +182,14 @@ static const u8 IN_LSB_SHIFT_IDX[][2] = { #define W83795_REG_TSS(index) (0x209 + (index)) +#define TSS_MAP_RESERVED 0xff +static const u8 tss_map[4][6] = { + { 0, 1, 2, 3, 4, 5}, + { 6, 7, 8, 9, 0, 1}, + {10, 11, 12, 13, 2, 3}, + { 4, 5, 4, 5, TSS_MAP_RESERVED, TSS_MAP_RESERVED}, +}; + #define PWM_OUTPUT 0 #define PWM_FREQ 1 #define PWM_START 2 @@ -369,6 +381,7 @@ struct w83795_data { u8 setup_pwm[3]; /* Register value */ u8 alarms[6]; /* Register value */ + u8 enable_beep; u8 beeps[6]; /* Register value */ char valid; @@ -499,8 +512,11 @@ static void w83795_update_limits(struct i2c_client *client) } /* Read beep settings */ - for (i = 0; i < ARRAY_SIZE(data->beeps); i++) - data->beeps[i] = w83795_read(client, W83795_REG_BEEP(i)); + if (data->enable_beep) { + for (i = 0; i < ARRAY_SIZE(data->beeps); i++) + data->beeps[i] = + w83795_read(client, W83795_REG_BEEP(i)); + } data->valid_limits = 1; } @@ -577,6 +593,7 @@ static struct w83795_data *w83795_update_device(struct device *dev) struct i2c_client *client = to_i2c_client(dev); struct w83795_data *data = i2c_get_clientdata(client); u16 tmp; + u8 intrusion; int i; mutex_lock(&data->update_lock); @@ -648,9 +665,24 @@ static struct w83795_data *w83795_update_device(struct device *dev) w83795_read(client, W83795_REG_PWM(i, PWM_OUTPUT)); } - /* update alarm */ + /* Update intrusion and alarms + * It is important to read intrusion first, because reading from + * register SMI STS6 clears the interrupt status temporarily. */ + tmp = w83795_read(client, W83795_REG_ALARM_CTRL); + /* Switch to interrupt status for intrusion if needed */ + if (tmp & ALARM_CTRL_RTSACS) + w83795_write(client, W83795_REG_ALARM_CTRL, + tmp & ~ALARM_CTRL_RTSACS); + intrusion = w83795_read(client, W83795_REG_ALARM(5)) & (1 << 6); + /* Switch to real-time alarms */ + w83795_write(client, W83795_REG_ALARM_CTRL, tmp | ALARM_CTRL_RTSACS); for (i = 0; i < ARRAY_SIZE(data->alarms); i++) data->alarms[i] = w83795_read(client, W83795_REG_ALARM(i)); + data->alarms[5] |= intrusion; + /* Restore original configuration if needed */ + if (!(tmp & ALARM_CTRL_RTSACS)) + w83795_write(client, W83795_REG_ALARM_CTRL, + tmp & ~ALARM_CTRL_RTSACS); data->last_updated = jiffies; data->valid = 1; @@ -730,6 +762,10 @@ store_chassis_clear(struct device *dev, val = w83795_read(client, W83795_REG_CLR_CHASSIS); val |= 0x80; w83795_write(client, W83795_REG_CLR_CHASSIS, val); + + /* Clear status and force cache refresh */ + w83795_read(client, W83795_REG_ALARM(5)); + data->valid = 0; mutex_unlock(&data->update_lock); return count; } @@ -857,20 +893,20 @@ show_pwm_enable(struct device *dev, struct device_attribute *attr, char *buf) int index = sensor_attr->index; u8 tmp; - if (1 == (data->pwm_fcms[0] & (1 << index))) { + /* Speed cruise mode */ + if (data->pwm_fcms[0] & (1 << index)) { tmp = 2; goto out; } + /* Thermal cruise or SmartFan IV mode */ for (tmp = 0; tmp < 6; tmp++) { if (data->pwm_tfmr[tmp] & (1 << index)) { tmp = 3; goto out; } } - if (data->pwm_fomc & (1 << index)) - tmp = 0; - else - tmp = 1; + /* Manual mode */ + tmp = 1; out: return sprintf(buf, "%u\n", tmp); @@ -890,23 +926,21 @@ store_pwm_enable(struct device *dev, struct device_attribute *attr, if (strict_strtoul(buf, 10, &val) < 0) return -EINVAL; - if (val > 2) + if (val < 1 || val > 2) return -EINVAL; mutex_lock(&data->update_lock); switch (val) { - case 0: case 1: + /* Clear speed cruise mode bits */ data->pwm_fcms[0] &= ~(1 << index); w83795_write(client, W83795_REG_FCMS1, data->pwm_fcms[0]); + /* Clear thermal cruise mode bits */ for (i = 0; i < 6; i++) { data->pwm_tfmr[i] &= ~(1 << index); w83795_write(client, W83795_REG_TFMR(i), data->pwm_tfmr[i]); } - data->pwm_fomc |= 1 << index; - data->pwm_fomc ^= val << index; - w83795_write(client, W83795_REG_FOMC, data->pwm_fomc); break; case 2: data->pwm_fcms[0] |= (1 << index); @@ -918,23 +952,60 @@ store_pwm_enable(struct device *dev, struct device_attribute *attr, } static ssize_t +show_pwm_mode(struct device *dev, struct device_attribute *attr, char *buf) +{ + struct w83795_data *data = w83795_update_pwm_config(dev); + int index = to_sensor_dev_attr_2(attr)->index; + unsigned int mode; + + if (data->pwm_fomc & (1 << index)) + mode = 0; /* DC */ + else + mode = 1; /* PWM */ + + return sprintf(buf, "%u\n", mode); +} + +/* + * Check whether a given temperature source can ever be useful. + * Returns the number of selectable temperature channels which are + * enabled. + */ +static int w83795_tss_useful(const struct w83795_data *data, int tsrc) +{ + int useful = 0, i; + + for (i = 0; i < 4; i++) { + if (tss_map[i][tsrc] == TSS_MAP_RESERVED) + continue; + if (tss_map[i][tsrc] < 6) /* Analog */ + useful += (data->has_temp >> tss_map[i][tsrc]) & 1; + else /* Digital */ + useful += (data->has_dts >> (tss_map[i][tsrc] - 6)) & 1; + } + + return useful; +} + +static ssize_t show_temp_src(struct device *dev, struct device_attribute *attr, char *buf) { struct sensor_device_attribute_2 *sensor_attr = to_sensor_dev_attr_2(attr); struct w83795_data *data = w83795_update_pwm_config(dev); int index = sensor_attr->index; - u8 val = index / 2; - u8 tmp = data->temp_src[val]; + u8 tmp = data->temp_src[index / 2]; if (index & 1) - val = 4; + tmp >>= 4; /* Pick high nibble */ else - val = 0; - tmp >>= val; - tmp &= 0x0f; + tmp &= 0x0f; /* Pick low nibble */ - return sprintf(buf, "%u\n", tmp); + /* Look-up the actual temperature channel number */ + if (tmp >= 4 || tss_map[tmp][index] == TSS_MAP_RESERVED) + return -EINVAL; /* Shouldn't happen */ + + return sprintf(buf, "%u\n", (unsigned int)tss_map[tmp][index] + 1); } static ssize_t @@ -946,12 +1017,21 @@ store_temp_src(struct device *dev, struct device_attribute *attr, struct sensor_device_attribute_2 *sensor_attr = to_sensor_dev_attr_2(attr); int index = sensor_attr->index; - unsigned long tmp; + int tmp; + unsigned long channel; u8 val = index / 2; - if (strict_strtoul(buf, 10, &tmp) < 0) + if (strict_strtoul(buf, 10, &channel) < 0 || + channel < 1 || channel > 14) + return -EINVAL; + + /* Check if request can be fulfilled */ + for (tmp = 0; tmp < 4; tmp++) { + if (tss_map[tmp][index] == channel - 1) + break; + } + if (tmp == 4) /* No match */ return -EINVAL; - tmp = SENSORS_LIMIT(tmp, 0, 15); mutex_lock(&data->update_lock); if (index & 1) { @@ -1515,7 +1595,7 @@ store_sf_setup(struct device *dev, struct device_attribute *attr, #define NOT_USED -1 -/* Don't change the attribute order, _max and _min are accessed by index +/* Don't change the attribute order, _max, _min and _beep are accessed by index * somewhere else in the code */ #define SENSOR_ATTR_IN(index) { \ SENSOR_ATTR_2(in##index##_input, S_IRUGO, show_in, NULL, \ @@ -1530,6 +1610,8 @@ store_sf_setup(struct device *dev, struct device_attribute *attr, show_alarm_beep, store_beep, BEEP_ENABLE, \ index + ((index > 14) ? 1 : 0)) } +/* Don't change the attribute order, _beep is accessed by index + * somewhere else in the code */ #define SENSOR_ATTR_FAN(index) { \ SENSOR_ATTR_2(fan##index##_input, S_IRUGO, show_fan, \ NULL, FAN_INPUT, index - 1), \ @@ -1553,9 +1635,13 @@ store_sf_setup(struct device *dev, struct device_attribute *attr, show_pwm, store_pwm, PWM_FREQ, index - 1), \ SENSOR_ATTR_2(pwm##index##_enable, S_IWUSR | S_IRUGO, \ show_pwm_enable, store_pwm_enable, NOT_USED, index - 1), \ + SENSOR_ATTR_2(pwm##index##_mode, S_IRUGO, \ + show_pwm_mode, NULL, NOT_USED, index - 1), \ SENSOR_ATTR_2(fan##index##_target, S_IWUSR | S_IRUGO, \ show_fanin, store_fanin, FANIN_TARGET, index - 1) } +/* Don't change the attribute order, _beep is accessed by index + * somewhere else in the code */ #define SENSOR_ATTR_DTS(index) { \ SENSOR_ATTR_2(temp##index##_type, S_IRUGO , \ show_dts_mode, NULL, NOT_USED, index - 7), \ @@ -1574,6 +1660,8 @@ store_sf_setup(struct device *dev, struct device_attribute *attr, SENSOR_ATTR_2(temp##index##_beep, S_IWUSR | S_IRUGO, \ show_alarm_beep, store_beep, BEEP_ENABLE, index + 17) } +/* Don't change the attribute order, _beep is accessed by index + * somewhere else in the code */ #define SENSOR_ATTR_TEMP(index) { \ SENSOR_ATTR_2(temp##index##_type, S_IRUGO | (index < 4 ? S_IWUSR : 0), \ show_temp_mode, store_temp_mode, NOT_USED, index - 1), \ @@ -1593,8 +1681,6 @@ store_sf_setup(struct device *dev, struct device_attribute *attr, SENSOR_ATTR_2(temp##index##_beep, S_IWUSR | S_IRUGO, \ show_alarm_beep, store_beep, BEEP_ENABLE, \ index + (index > 4 ? 11 : 17)), \ - SENSOR_ATTR_2(temp##index##_source_sel, S_IWUSR | S_IRUGO, \ - show_temp_src, store_temp_src, NOT_USED, index - 1), \ SENSOR_ATTR_2(temp##index##_pwm_enable, S_IWUSR | S_IRUGO, \ show_temp_pwm_enable, store_temp_pwm_enable, \ TEMP_PWM_ENABLE, index - 1), \ @@ -1680,7 +1766,7 @@ static const struct sensor_device_attribute_2 w83795_fan[][4] = { SENSOR_ATTR_FAN(14), }; -static const struct sensor_device_attribute_2 w83795_temp[][29] = { +static const struct sensor_device_attribute_2 w83795_temp[][28] = { SENSOR_ATTR_TEMP(1), SENSOR_ATTR_TEMP(2), SENSOR_ATTR_TEMP(3), @@ -1700,7 +1786,7 @@ static const struct sensor_device_attribute_2 w83795_dts[][8] = { SENSOR_ATTR_DTS(14), }; -static const struct sensor_device_attribute_2 w83795_pwm[][7] = { +static const struct sensor_device_attribute_2 w83795_pwm[][8] = { SENSOR_ATTR_PWM(1), SENSOR_ATTR_PWM(2), SENSOR_ATTR_PWM(3), @@ -1711,13 +1797,24 @@ static const struct sensor_device_attribute_2 w83795_pwm[][7] = { SENSOR_ATTR_PWM(8), }; +static const struct sensor_device_attribute_2 w83795_tss[6] = { + SENSOR_ATTR_2(temp1_source_sel, S_IWUSR | S_IRUGO, + show_temp_src, store_temp_src, NOT_USED, 0), + SENSOR_ATTR_2(temp2_source_sel, S_IWUSR | S_IRUGO, + show_temp_src, store_temp_src, NOT_USED, 1), + SENSOR_ATTR_2(temp3_source_sel, S_IWUSR | S_IRUGO, + show_temp_src, store_temp_src, NOT_USED, 2), + SENSOR_ATTR_2(temp4_source_sel, S_IWUSR | S_IRUGO, + show_temp_src, store_temp_src, NOT_USED, 3), + SENSOR_ATTR_2(temp5_source_sel, S_IWUSR | S_IRUGO, + show_temp_src, store_temp_src, NOT_USED, 4), + SENSOR_ATTR_2(temp6_source_sel, S_IWUSR | S_IRUGO, + show_temp_src, store_temp_src, NOT_USED, 5), +}; + static const struct sensor_device_attribute_2 sda_single_files[] = { SENSOR_ATTR_2(intrusion0_alarm, S_IWUSR | S_IRUGO, show_alarm_beep, store_chassis_clear, ALARM_STATUS, 46), - SENSOR_ATTR_2(intrusion0_beep, S_IWUSR | S_IRUGO, show_alarm_beep, - store_beep, BEEP_ENABLE, 46), - SENSOR_ATTR_2(beep_enable, S_IWUSR | S_IRUGO, show_alarm_beep, - store_beep, BEEP_ENABLE, 47), #ifdef CONFIG_SENSORS_W83795_FANCTRL SENSOR_ATTR_2(speed_cruise_tolerance, S_IWUSR | S_IRUGO, show_fanin, store_fanin, FANIN_TOL, NOT_USED), @@ -1730,6 +1827,13 @@ static const struct sensor_device_attribute_2 sda_single_files[] = { #endif }; +static const struct sensor_device_attribute_2 sda_beep_files[] = { + SENSOR_ATTR_2(intrusion0_beep, S_IWUSR | S_IRUGO, show_alarm_beep, + store_beep, BEEP_ENABLE, 46), + SENSOR_ATTR_2(beep_enable, S_IWUSR | S_IRUGO, show_alarm_beep, + store_beep, BEEP_ENABLE, 47), +}; + /* * Driver interface */ @@ -1859,6 +1963,8 @@ static int w83795_handle_files(struct device *dev, int (*fn)(struct device *, if (!(data->has_in & (1 << i))) continue; for (j = 0; j < ARRAY_SIZE(w83795_in[0]); j++) { + if (j == 4 && !data->enable_beep) + continue; err = fn(dev, &w83795_in[i][j].dev_attr); if (err) return err; @@ -1869,18 +1975,37 @@ static int w83795_handle_files(struct device *dev, int (*fn)(struct device *, if (!(data->has_fan & (1 << i))) continue; for (j = 0; j < ARRAY_SIZE(w83795_fan[0]); j++) { + if (j == 3 && !data->enable_beep) + continue; err = fn(dev, &w83795_fan[i][j].dev_attr); if (err) return err; } } + for (i = 0; i < ARRAY_SIZE(w83795_tss); i++) { + j = w83795_tss_useful(data, i); + if (!j) + continue; + err = fn(dev, &w83795_tss[i].dev_attr); + if (err) + return err; + } + for (i = 0; i < ARRAY_SIZE(sda_single_files); i++) { err = fn(dev, &sda_single_files[i].dev_attr); if (err) return err; } + if (data->enable_beep) { + for (i = 0; i < ARRAY_SIZE(sda_beep_files); i++) { + err = fn(dev, &sda_beep_files[i].dev_attr); + if (err) + return err; + } + } + #ifdef CONFIG_SENSORS_W83795_FANCTRL for (i = 0; i < data->has_pwm; i++) { for (j = 0; j < ARRAY_SIZE(w83795_pwm[0]); j++) { @@ -1899,6 +2024,8 @@ static int w83795_handle_files(struct device *dev, int (*fn)(struct device *, #else for (j = 0; j < 8; j++) { #endif + if (j == 7 && !data->enable_beep) + continue; err = fn(dev, &w83795_temp[i][j].dev_attr); if (err) return err; @@ -1910,6 +2037,8 @@ static int w83795_handle_files(struct device *dev, int (*fn)(struct device *, if (!(data->has_dts & (1 << i))) continue; for (j = 0; j < ARRAY_SIZE(w83795_dts[0]); j++) { + if (j == 7 && !data->enable_beep) + continue; err = fn(dev, &w83795_dts[i][j].dev_attr); if (err) return err; @@ -2049,6 +2178,18 @@ static int w83795_probe(struct i2c_client *client, else data->has_pwm = 2; + /* Check if BEEP pin is available */ + if (data->chip_type == w83795g) { + /* The W83795G has a dedicated BEEP pin */ + data->enable_beep = 1; + } else { + /* The W83795ADG has a shared pin for OVT# and BEEP, so you + * can't have both */ + tmp = w83795_read(client, W83795_REG_OVT_CFG); + if ((tmp & OVT_CFG_SEL) == 0) + data->enable_beep = 1; + } + err = w83795_handle_files(dev, device_create_file); if (err) goto exit_remove; diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c index d231f683f57..6b4cc567645 100644 --- a/drivers/i2c/i2c-core.c +++ b/drivers/i2c/i2c-core.c @@ -848,6 +848,18 @@ static int i2c_register_adapter(struct i2c_adapter *adap) goto out_list; } + /* Sanity checks */ + if (unlikely(adap->name[0] == '\0')) { + pr_err("i2c-core: Attempt to register an adapter with " + "no name!\n"); + return -EINVAL; + } + if (unlikely(!adap->algo)) { + pr_err("i2c-core: Attempt to register adapter '%s' with " + "no algo!\n", adap->name); + return -EINVAL; + } + rt_mutex_init(&adap->bus_lock); mutex_init(&adap->userspace_clients_lock); INIT_LIST_HEAD(&adap->userspace_clients); diff --git a/drivers/i2c/i2c-mux.c b/drivers/i2c/i2c-mux.c index d32a4843fc3..d7a4833be41 100644 --- a/drivers/i2c/i2c-mux.c +++ b/drivers/i2c/i2c-mux.c @@ -120,7 +120,6 @@ struct i2c_adapter *i2c_add_mux_adapter(struct i2c_adapter *parent, snprintf(priv->adap.name, sizeof(priv->adap.name), "i2c-%d-mux (chan_id %d)", i2c_adapter_id(parent), chan_id); priv->adap.owner = THIS_MODULE; - priv->adap.id = parent->id; priv->adap.algo = &priv->algo; priv->adap.algo_data = priv; priv->adap.dev.parent = &parent->dev; diff --git a/drivers/infiniband/hw/ipath/ipath_file_ops.c b/drivers/infiniband/hw/ipath/ipath_file_ops.c index 6078992da3f..9292a15ad7c 100644 --- a/drivers/infiniband/hw/ipath/ipath_file_ops.c +++ b/drivers/infiniband/hw/ipath/ipath_file_ops.c @@ -40,7 +40,6 @@ #include <linux/highmem.h> #include <linux/io.h> #include <linux/jiffies.h> -#include <linux/smp_lock.h> #include <asm/pgtable.h> #include "ipath_kernel.h" diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c index cfc1d65c457..1e1e347a771 100644 --- a/drivers/infiniband/ulp/srp/ib_srp.c +++ b/drivers/infiniband/ulp/srp/ib_srp.c @@ -1123,7 +1123,7 @@ static void srp_send_completion(struct ib_cq *cq, void *target_ptr) } } -static int srp_queuecommand(struct scsi_cmnd *scmnd, +static int srp_queuecommand_lck(struct scsi_cmnd *scmnd, void (*done)(struct scsi_cmnd *)) { struct srp_target_port *target = host_to_target(scmnd->device->host); @@ -1196,6 +1196,8 @@ err: return SCSI_MLQUEUE_HOST_BUSY; } +static DEF_SCSI_QCMD(srp_queuecommand) + static int srp_alloc_iu_bufs(struct srp_target_port *target) { int i; diff --git a/drivers/input/input.c b/drivers/input/input.c index 5edc41aa08f..db409d6bd5d 100644 --- a/drivers/input/input.c +++ b/drivers/input/input.c @@ -24,7 +24,6 @@ #include <linux/device.h> #include <linux/mutex.h> #include <linux/rcupdate.h> -#include <linux/smp_lock.h> #include "input-compat.h" MODULE_AUTHOR("Vojtech Pavlik <vojtech@suse.cz>"); diff --git a/drivers/input/serio/serio_raw.c b/drivers/input/serio/serio_raw.c index cd82bb12591..b7ba4597f7f 100644 --- a/drivers/input/serio/serio_raw.c +++ b/drivers/input/serio/serio_raw.c @@ -11,7 +11,6 @@ #include <linux/sched.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #include <linux/poll.h> #include <linux/module.h> #include <linux/serio.h> diff --git a/drivers/isdn/hisax/isar.c b/drivers/isdn/hisax/isar.c index 40b914bded8..2e72227bd07 100644 --- a/drivers/isdn/hisax/isar.c +++ b/drivers/isdn/hisax/isar.c @@ -1427,8 +1427,8 @@ modeisar(struct BCState *bcs, int mode, int bc) &bcs->hw.isar.reg->Flags)) bcs->hw.isar.dpath = 1; else { - printk(KERN_WARNING"isar modeisar analog funktions only with DP1\n"); - debugl1(cs, "isar modeisar analog funktions only with DP1"); + printk(KERN_WARNING"isar modeisar analog functions only with DP1\n"); + debugl1(cs, "isar modeisar analog functions only with DP1"); return(1); } break; diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig index cc2a88d5192..77b8fd20cd9 100644 --- a/drivers/leds/Kconfig +++ b/drivers/leds/Kconfig @@ -10,7 +10,7 @@ menuconfig NEW_LEDS if NEW_LEDS config LEDS_CLASS - tristate "LED Class Support" + bool "LED Class Support" help This option enables the led sysfs class in /sys/class/leds. You'll need this to do anything useful with LEDs. If unsure, say N. @@ -176,6 +176,24 @@ config LEDS_LP3944 To compile this driver as a module, choose M here: the module will be called leds-lp3944. +config LEDS_LP5521 + tristate "LED Support for N.S. LP5521 LED driver chip" + depends on LEDS_CLASS && I2C + help + If you say yes here you get support for the National Semiconductor + LP5521 LED driver. It is 3 channel chip with programmable engines. + Driver provides direct control via LED class and interface for + programming the engines. + +config LEDS_LP5523 + tristate "LED Support for N.S. LP5523 LED driver chip" + depends on LEDS_CLASS && I2C + help + If you say yes here you get support for the National Semiconductor + LP5523 LED driver. It is 9 channel chip with programmable engines. + Driver provides direct control via LED class and interface for + programming the engines. + config LEDS_CLEVO_MAIL tristate "Mail LED on Clevo notebook" depends on X86 && SERIO_I8042 && DMI diff --git a/drivers/leds/Makefile b/drivers/leds/Makefile index 9c96db40ef6..aae6989ff6b 100644 --- a/drivers/leds/Makefile +++ b/drivers/leds/Makefile @@ -23,6 +23,8 @@ obj-$(CONFIG_LEDS_SUNFIRE) += leds-sunfire.o obj-$(CONFIG_LEDS_PCA9532) += leds-pca9532.o obj-$(CONFIG_LEDS_GPIO) += leds-gpio.o obj-$(CONFIG_LEDS_LP3944) += leds-lp3944.o +obj-$(CONFIG_LEDS_LP5521) += leds-lp5521.o +obj-$(CONFIG_LEDS_LP5523) += leds-lp5523.o obj-$(CONFIG_LEDS_CLEVO_MAIL) += leds-clevo-mail.o obj-$(CONFIG_LEDS_HP6XX) += leds-hp6xx.o obj-$(CONFIG_LEDS_FSG) += leds-fsg.o diff --git a/drivers/leds/led-class.c b/drivers/leds/led-class.c index 26066007650..211e21f34bd 100644 --- a/drivers/leds/led-class.c +++ b/drivers/leds/led-class.c @@ -81,6 +81,79 @@ static struct device_attribute led_class_attrs[] = { __ATTR_NULL, }; +static void led_timer_function(unsigned long data) +{ + struct led_classdev *led_cdev = (void *)data; + unsigned long brightness; + unsigned long delay; + + if (!led_cdev->blink_delay_on || !led_cdev->blink_delay_off) { + led_set_brightness(led_cdev, LED_OFF); + return; + } + + brightness = led_get_brightness(led_cdev); + if (!brightness) { + /* Time to switch the LED on. */ + brightness = led_cdev->blink_brightness; + delay = led_cdev->blink_delay_on; + } else { + /* Store the current brightness value to be able + * to restore it when the delay_off period is over. + */ + led_cdev->blink_brightness = brightness; + brightness = LED_OFF; + delay = led_cdev->blink_delay_off; + } + + led_set_brightness(led_cdev, brightness); + + mod_timer(&led_cdev->blink_timer, jiffies + msecs_to_jiffies(delay)); +} + +static void led_stop_software_blink(struct led_classdev *led_cdev) +{ + /* deactivate previous settings */ + del_timer_sync(&led_cdev->blink_timer); + led_cdev->blink_delay_on = 0; + led_cdev->blink_delay_off = 0; +} + +static void led_set_software_blink(struct led_classdev *led_cdev, + unsigned long delay_on, + unsigned long delay_off) +{ + int current_brightness; + + current_brightness = led_get_brightness(led_cdev); + if (current_brightness) + led_cdev->blink_brightness = current_brightness; + if (!led_cdev->blink_brightness) + led_cdev->blink_brightness = led_cdev->max_brightness; + + if (delay_on == led_cdev->blink_delay_on && + delay_off == led_cdev->blink_delay_off) + return; + + led_stop_software_blink(led_cdev); + + led_cdev->blink_delay_on = delay_on; + led_cdev->blink_delay_off = delay_off; + + /* never on - don't blink */ + if (!delay_on) + return; + + /* never off - just set to brightness */ + if (!delay_off) { + led_set_brightness(led_cdev, led_cdev->blink_brightness); + return; + } + + mod_timer(&led_cdev->blink_timer, jiffies + 1); +} + + /** * led_classdev_suspend - suspend an led_classdev. * @led_cdev: the led_classdev to suspend. @@ -148,6 +221,10 @@ int led_classdev_register(struct device *parent, struct led_classdev *led_cdev) led_update_brightness(led_cdev); + init_timer(&led_cdev->blink_timer); + led_cdev->blink_timer.function = led_timer_function; + led_cdev->blink_timer.data = (unsigned long)led_cdev; + #ifdef CONFIG_LEDS_TRIGGERS led_trigger_set_default(led_cdev); #endif @@ -157,7 +234,6 @@ int led_classdev_register(struct device *parent, struct led_classdev *led_cdev) return 0; } - EXPORT_SYMBOL_GPL(led_classdev_register); /** @@ -175,6 +251,9 @@ void led_classdev_unregister(struct led_classdev *led_cdev) up_write(&led_cdev->trigger_lock); #endif + /* Stop blinking */ + led_brightness_set(led_cdev, LED_OFF); + device_unregister(led_cdev->dev); down_write(&leds_list_lock); @@ -183,6 +262,30 @@ void led_classdev_unregister(struct led_classdev *led_cdev) } EXPORT_SYMBOL_GPL(led_classdev_unregister); +void led_blink_set(struct led_classdev *led_cdev, + unsigned long *delay_on, + unsigned long *delay_off) +{ + if (led_cdev->blink_set && + led_cdev->blink_set(led_cdev, delay_on, delay_off)) + return; + + /* blink with 1 Hz as default if nothing specified */ + if (!*delay_on && !*delay_off) + *delay_on = *delay_off = 500; + + led_set_software_blink(led_cdev, *delay_on, *delay_off); +} +EXPORT_SYMBOL(led_blink_set); + +void led_brightness_set(struct led_classdev *led_cdev, + enum led_brightness brightness) +{ + led_stop_software_blink(led_cdev); + led_cdev->brightness_set(led_cdev, brightness); +} +EXPORT_SYMBOL(led_brightness_set); + static int __init leds_init(void) { leds_class = class_create(THIS_MODULE, "leds"); diff --git a/drivers/leds/led-triggers.c b/drivers/leds/led-triggers.c index f1c00db88b5..c41eb6180c9 100644 --- a/drivers/leds/led-triggers.c +++ b/drivers/leds/led-triggers.c @@ -113,7 +113,7 @@ void led_trigger_set(struct led_classdev *led_cdev, struct led_trigger *trigger) if (led_cdev->trigger->deactivate) led_cdev->trigger->deactivate(led_cdev); led_cdev->trigger = NULL; - led_set_brightness(led_cdev, LED_OFF); + led_brightness_set(led_cdev, LED_OFF); } if (trigger) { write_lock_irqsave(&trigger->leddev_list_lock, flags); diff --git a/drivers/leds/leds-gpio.c b/drivers/leds/leds-gpio.c index ea57e05d08f..4d9fa38d9ff 100644 --- a/drivers/leds/leds-gpio.c +++ b/drivers/leds/leds-gpio.c @@ -316,7 +316,7 @@ static struct of_platform_driver of_gpio_leds_driver = { static int __init gpio_led_init(void) { - int ret; + int ret = 0; #ifdef CONFIG_LEDS_GPIO_PLATFORM ret = platform_driver_register(&gpio_led_driver); diff --git a/drivers/leds/leds-lp5521.c b/drivers/leds/leds-lp5521.c new file mode 100644 index 00000000000..3782f31f06d --- /dev/null +++ b/drivers/leds/leds-lp5521.c @@ -0,0 +1,821 @@ +/* + * LP5521 LED chip driver. + * + * Copyright (C) 2010 Nokia Corporation + * + * Contact: Samu Onkalo <samu.p.onkalo@nokia.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA + */ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/i2c.h> +#include <linux/mutex.h> +#include <linux/gpio.h> +#include <linux/interrupt.h> +#include <linux/delay.h> +#include <linux/ctype.h> +#include <linux/spinlock.h> +#include <linux/wait.h> +#include <linux/leds.h> +#include <linux/leds-lp5521.h> +#include <linux/workqueue.h> +#include <linux/slab.h> + +#define LP5521_PROGRAM_LENGTH 32 /* in bytes */ + +#define LP5521_MAX_LEDS 3 /* Maximum number of LEDs */ +#define LP5521_MAX_ENGINES 3 /* Maximum number of engines */ + +#define LP5521_ENG_MASK_BASE 0x30 /* 00110000 */ +#define LP5521_ENG_STATUS_MASK 0x07 /* 00000111 */ + +#define LP5521_CMD_LOAD 0x15 /* 00010101 */ +#define LP5521_CMD_RUN 0x2a /* 00101010 */ +#define LP5521_CMD_DIRECT 0x3f /* 00111111 */ +#define LP5521_CMD_DISABLED 0x00 /* 00000000 */ + +/* Registers */ +#define LP5521_REG_ENABLE 0x00 +#define LP5521_REG_OP_MODE 0x01 +#define LP5521_REG_R_PWM 0x02 +#define LP5521_REG_G_PWM 0x03 +#define LP5521_REG_B_PWM 0x04 +#define LP5521_REG_R_CURRENT 0x05 +#define LP5521_REG_G_CURRENT 0x06 +#define LP5521_REG_B_CURRENT 0x07 +#define LP5521_REG_CONFIG 0x08 +#define LP5521_REG_R_CHANNEL_PC 0x09 +#define LP5521_REG_G_CHANNEL_PC 0x0A +#define LP5521_REG_B_CHANNEL_PC 0x0B +#define LP5521_REG_STATUS 0x0C +#define LP5521_REG_RESET 0x0D +#define LP5521_REG_GPO 0x0E +#define LP5521_REG_R_PROG_MEM 0x10 +#define LP5521_REG_G_PROG_MEM 0x30 +#define LP5521_REG_B_PROG_MEM 0x50 + +#define LP5521_PROG_MEM_BASE LP5521_REG_R_PROG_MEM +#define LP5521_PROG_MEM_SIZE 0x20 + +/* Base register to set LED current */ +#define LP5521_REG_LED_CURRENT_BASE LP5521_REG_R_CURRENT + +/* Base register to set the brightness */ +#define LP5521_REG_LED_PWM_BASE LP5521_REG_R_PWM + +/* Bits in ENABLE register */ +#define LP5521_MASTER_ENABLE 0x40 /* Chip master enable */ +#define LP5521_LOGARITHMIC_PWM 0x80 /* Logarithmic PWM adjustment */ +#define LP5521_EXEC_RUN 0x2A + +/* Bits in CONFIG register */ +#define LP5521_PWM_HF 0x40 /* PWM: 0 = 256Hz, 1 = 558Hz */ +#define LP5521_PWRSAVE_EN 0x20 /* 1 = Power save mode */ +#define LP5521_CP_MODE_OFF 0 /* Charge pump (CP) off */ +#define LP5521_CP_MODE_BYPASS 8 /* CP forced to bypass mode */ +#define LP5521_CP_MODE_1X5 0x10 /* CP forced to 1.5x mode */ +#define LP5521_CP_MODE_AUTO 0x18 /* Automatic mode selection */ +#define LP5521_R_TO_BATT 4 /* R out: 0 = CP, 1 = Vbat */ +#define LP5521_CLK_SRC_EXT 0 /* Ext-clk source (CLK_32K) */ +#define LP5521_CLK_INT 1 /* Internal clock */ +#define LP5521_CLK_AUTO 2 /* Automatic clock selection */ + +/* Status */ +#define LP5521_EXT_CLK_USED 0x08 + +struct lp5521_engine { + const struct attribute_group *attributes; + int id; + u8 mode; + u8 prog_page; + u8 engine_mask; +}; + +struct lp5521_led { + int id; + u8 chan_nr; + u8 led_current; + u8 max_current; + struct led_classdev cdev; + struct work_struct brightness_work; + u8 brightness; +}; + +struct lp5521_chip { + struct lp5521_platform_data *pdata; + struct mutex lock; /* Serialize control */ + struct i2c_client *client; + struct lp5521_engine engines[LP5521_MAX_ENGINES]; + struct lp5521_led leds[LP5521_MAX_LEDS]; + u8 num_channels; + u8 num_leds; +}; + +#define cdev_to_led(c) container_of(c, struct lp5521_led, cdev) +#define engine_to_lp5521(eng) container_of((eng), struct lp5521_chip, \ + engines[(eng)->id - 1]) +#define led_to_lp5521(led) container_of((led), struct lp5521_chip, \ + leds[(led)->id]) + +static void lp5521_led_brightness_work(struct work_struct *work); + +static inline int lp5521_write(struct i2c_client *client, u8 reg, u8 value) +{ + return i2c_smbus_write_byte_data(client, reg, value); +} + +static int lp5521_read(struct i2c_client *client, u8 reg, u8 *buf) +{ + s32 ret; + + ret = i2c_smbus_read_byte_data(client, reg); + if (ret < 0) + return -EIO; + + *buf = ret; + return 0; +} + +static int lp5521_set_engine_mode(struct lp5521_engine *engine, u8 mode) +{ + struct lp5521_chip *chip = engine_to_lp5521(engine); + struct i2c_client *client = chip->client; + int ret; + u8 engine_state; + + /* Only transition between RUN and DIRECT mode are handled here */ + if (mode == LP5521_CMD_LOAD) + return 0; + + if (mode == LP5521_CMD_DISABLED) + mode = LP5521_CMD_DIRECT; + + ret = lp5521_read(client, LP5521_REG_OP_MODE, &engine_state); + + /* set mode only for this engine */ + engine_state &= ~(engine->engine_mask); + mode &= engine->engine_mask; + engine_state |= mode; + ret |= lp5521_write(client, LP5521_REG_OP_MODE, engine_state); + + return ret; +} + +static int lp5521_load_program(struct lp5521_engine *eng, const u8 *pattern) +{ + struct lp5521_chip *chip = engine_to_lp5521(eng); + struct i2c_client *client = chip->client; + int ret; + int addr; + u8 mode; + + /* move current engine to direct mode and remember the state */ + ret = lp5521_set_engine_mode(eng, LP5521_CMD_DIRECT); + usleep_range(1000, 10000); + ret |= lp5521_read(client, LP5521_REG_OP_MODE, &mode); + + /* For loading, all the engines to load mode */ + lp5521_write(client, LP5521_REG_OP_MODE, LP5521_CMD_DIRECT); + usleep_range(1000, 10000); + lp5521_write(client, LP5521_REG_OP_MODE, LP5521_CMD_LOAD); + usleep_range(1000, 10000); + + addr = LP5521_PROG_MEM_BASE + eng->prog_page * LP5521_PROG_MEM_SIZE; + i2c_smbus_write_i2c_block_data(client, + addr, + LP5521_PROG_MEM_SIZE, + pattern); + + ret |= lp5521_write(client, LP5521_REG_OP_MODE, mode); + return ret; +} + +static int lp5521_set_led_current(struct lp5521_chip *chip, int led, u8 curr) +{ + return lp5521_write(chip->client, + LP5521_REG_LED_CURRENT_BASE + chip->leds[led].chan_nr, + curr); +} + +static void lp5521_init_engine(struct lp5521_chip *chip, + const struct attribute_group *attr_group) +{ + int i; + for (i = 0; i < ARRAY_SIZE(chip->engines); i++) { + chip->engines[i].id = i + 1; + chip->engines[i].engine_mask = LP5521_ENG_MASK_BASE >> (i * 2); + chip->engines[i].prog_page = i; + chip->engines[i].attributes = &attr_group[i]; + } +} + +static int lp5521_configure(struct i2c_client *client, + const struct attribute_group *attr_group) +{ + struct lp5521_chip *chip = i2c_get_clientdata(client); + int ret; + + lp5521_init_engine(chip, attr_group); + + lp5521_write(client, LP5521_REG_RESET, 0xff); + + usleep_range(10000, 20000); + + /* Set all PWMs to direct control mode */ + ret = lp5521_write(client, LP5521_REG_OP_MODE, 0x3F); + + /* Enable auto-powersave, set charge pump to auto, red to battery */ + ret |= lp5521_write(client, LP5521_REG_CONFIG, + LP5521_PWRSAVE_EN | LP5521_CP_MODE_AUTO | LP5521_R_TO_BATT); + + /* Initialize all channels PWM to zero -> leds off */ + ret |= lp5521_write(client, LP5521_REG_R_PWM, 0); + ret |= lp5521_write(client, LP5521_REG_G_PWM, 0); + ret |= lp5521_write(client, LP5521_REG_B_PWM, 0); + + /* Set engines are set to run state when OP_MODE enables engines */ + ret |= lp5521_write(client, LP5521_REG_ENABLE, + LP5521_MASTER_ENABLE | LP5521_LOGARITHMIC_PWM | + LP5521_EXEC_RUN); + /* enable takes 500us */ + usleep_range(500, 20000); + + return ret; +} + +static int lp5521_run_selftest(struct lp5521_chip *chip, char *buf) +{ + int ret; + u8 status; + + ret = lp5521_read(chip->client, LP5521_REG_STATUS, &status); + if (ret < 0) + return ret; + + /* Check that ext clock is really in use if requested */ + if (chip->pdata && chip->pdata->clock_mode == LP5521_CLOCK_EXT) + if ((status & LP5521_EXT_CLK_USED) == 0) + return -EIO; + return 0; +} + +static void lp5521_set_brightness(struct led_classdev *cdev, + enum led_brightness brightness) +{ + struct lp5521_led *led = cdev_to_led(cdev); + led->brightness = (u8)brightness; + schedule_work(&led->brightness_work); +} + +static void lp5521_led_brightness_work(struct work_struct *work) +{ + struct lp5521_led *led = container_of(work, + struct lp5521_led, + brightness_work); + struct lp5521_chip *chip = led_to_lp5521(led); + struct i2c_client *client = chip->client; + + mutex_lock(&chip->lock); + lp5521_write(client, LP5521_REG_LED_PWM_BASE + led->chan_nr, + led->brightness); + mutex_unlock(&chip->lock); +} + +/* Detect the chip by setting its ENABLE register and reading it back. */ +static int lp5521_detect(struct i2c_client *client) +{ + int ret; + u8 buf; + + ret = lp5521_write(client, LP5521_REG_ENABLE, + LP5521_MASTER_ENABLE | LP5521_LOGARITHMIC_PWM); + if (ret) + return ret; + usleep_range(1000, 10000); + ret = lp5521_read(client, LP5521_REG_ENABLE, &buf); + if (ret) + return ret; + if (buf != (LP5521_MASTER_ENABLE | LP5521_LOGARITHMIC_PWM)) + return -ENODEV; + + return 0; +} + +/* Set engine mode and create appropriate sysfs attributes, if required. */ +static int lp5521_set_mode(struct lp5521_engine *engine, u8 mode) +{ + struct lp5521_chip *chip = engine_to_lp5521(engine); + struct i2c_client *client = chip->client; + struct device *dev = &client->dev; + int ret = 0; + + /* if in that mode already do nothing, except for run */ + if (mode == engine->mode && mode != LP5521_CMD_RUN) + return 0; + + if (mode == LP5521_CMD_RUN) { + ret = lp5521_set_engine_mode(engine, LP5521_CMD_RUN); + } else if (mode == LP5521_CMD_LOAD) { + lp5521_set_engine_mode(engine, LP5521_CMD_DISABLED); + lp5521_set_engine_mode(engine, LP5521_CMD_LOAD); + + ret = sysfs_create_group(&dev->kobj, engine->attributes); + if (ret) + return ret; + } else if (mode == LP5521_CMD_DISABLED) { + lp5521_set_engine_mode(engine, LP5521_CMD_DISABLED); + } + + /* remove load attribute from sysfs if not in load mode */ + if (engine->mode == LP5521_CMD_LOAD && mode != LP5521_CMD_LOAD) + sysfs_remove_group(&dev->kobj, engine->attributes); + + engine->mode = mode; + + return ret; +} + +static int lp5521_do_store_load(struct lp5521_engine *engine, + const char *buf, size_t len) +{ + struct lp5521_chip *chip = engine_to_lp5521(engine); + struct i2c_client *client = chip->client; + int ret, nrchars, offset = 0, i = 0; + char c[3]; + unsigned cmd; + u8 pattern[LP5521_PROGRAM_LENGTH] = {0}; + + while ((offset < len - 1) && (i < LP5521_PROGRAM_LENGTH)) { + /* separate sscanfs because length is working only for %s */ + ret = sscanf(buf + offset, "%2s%n ", c, &nrchars); + ret = sscanf(c, "%2x", &cmd); + if (ret != 1) + goto fail; + pattern[i] = (u8)cmd; + + offset += nrchars; + i++; + } + + /* Each instruction is 16bit long. Check that length is even */ + if (i % 2) + goto fail; + + mutex_lock(&chip->lock); + ret = lp5521_load_program(engine, pattern); + mutex_unlock(&chip->lock); + + if (ret) { + dev_err(&client->dev, "failed loading pattern\n"); + return ret; + } + + return len; +fail: + dev_err(&client->dev, "wrong pattern format\n"); + return -EINVAL; +} + +static ssize_t store_engine_load(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t len, int nr) +{ + struct i2c_client *client = to_i2c_client(dev); + struct lp5521_chip *chip = i2c_get_clientdata(client); + return lp5521_do_store_load(&chip->engines[nr - 1], buf, len); +} + +#define store_load(nr) \ +static ssize_t store_engine##nr##_load(struct device *dev, \ + struct device_attribute *attr, \ + const char *buf, size_t len) \ +{ \ + return store_engine_load(dev, attr, buf, len, nr); \ +} +store_load(1) +store_load(2) +store_load(3) + +static ssize_t show_engine_mode(struct device *dev, + struct device_attribute *attr, + char *buf, int nr) +{ + struct i2c_client *client = to_i2c_client(dev); + struct lp5521_chip *chip = i2c_get_clientdata(client); + switch (chip->engines[nr - 1].mode) { + case LP5521_CMD_RUN: + return sprintf(buf, "run\n"); + case LP5521_CMD_LOAD: + return sprintf(buf, "load\n"); + case LP5521_CMD_DISABLED: + return sprintf(buf, "disabled\n"); + default: + return sprintf(buf, "disabled\n"); + } +} + +#define show_mode(nr) \ +static ssize_t show_engine##nr##_mode(struct device *dev, \ + struct device_attribute *attr, \ + char *buf) \ +{ \ + return show_engine_mode(dev, attr, buf, nr); \ +} +show_mode(1) +show_mode(2) +show_mode(3) + +static ssize_t store_engine_mode(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t len, int nr) +{ + struct i2c_client *client = to_i2c_client(dev); + struct lp5521_chip *chip = i2c_get_clientdata(client); + struct lp5521_engine *engine = &chip->engines[nr - 1]; + mutex_lock(&chip->lock); + + if (!strncmp(buf, "run", 3)) + lp5521_set_mode(engine, LP5521_CMD_RUN); + else if (!strncmp(buf, "load", 4)) + lp5521_set_mode(engine, LP5521_CMD_LOAD); + else if (!strncmp(buf, "disabled", 8)) + lp5521_set_mode(engine, LP5521_CMD_DISABLED); + + mutex_unlock(&chip->lock); + return len; +} + +#define store_mode(nr) \ +static ssize_t store_engine##nr##_mode(struct device *dev, \ + struct device_attribute *attr, \ + const char *buf, size_t len) \ +{ \ + return store_engine_mode(dev, attr, buf, len, nr); \ +} +store_mode(1) +store_mode(2) +store_mode(3) + +static ssize_t show_max_current(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct led_classdev *led_cdev = dev_get_drvdata(dev); + struct lp5521_led *led = cdev_to_led(led_cdev); + + return sprintf(buf, "%d\n", led->max_current); +} + +static ssize_t show_current(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct led_classdev *led_cdev = dev_get_drvdata(dev); + struct lp5521_led *led = cdev_to_led(led_cdev); + + return sprintf(buf, "%d\n", led->led_current); +} + +static ssize_t store_current(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t len) +{ + struct led_classdev *led_cdev = dev_get_drvdata(dev); + struct lp5521_led *led = cdev_to_led(led_cdev); + struct lp5521_chip *chip = led_to_lp5521(led); + ssize_t ret; + unsigned long curr; + + if (strict_strtoul(buf, 0, &curr)) + return -EINVAL; + + if (curr > led->max_current) + return -EINVAL; + + mutex_lock(&chip->lock); + ret = lp5521_set_led_current(chip, led->id, curr); + mutex_unlock(&chip->lock); + + if (ret < 0) + return ret; + + led->led_current = (u8)curr; + + return len; +} + +static ssize_t lp5521_selftest(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct i2c_client *client = to_i2c_client(dev); + struct lp5521_chip *chip = i2c_get_clientdata(client); + int ret; + + mutex_lock(&chip->lock); + ret = lp5521_run_selftest(chip, buf); + mutex_unlock(&chip->lock); + return sprintf(buf, "%s\n", ret ? "FAIL" : "OK"); +} + +/* led class device attributes */ +static DEVICE_ATTR(led_current, S_IRUGO | S_IWUGO, show_current, store_current); +static DEVICE_ATTR(max_current, S_IRUGO , show_max_current, NULL); + +static struct attribute *lp5521_led_attributes[] = { + &dev_attr_led_current.attr, + &dev_attr_max_current.attr, + NULL, +}; + +static struct attribute_group lp5521_led_attribute_group = { + .attrs = lp5521_led_attributes +}; + +/* device attributes */ +static DEVICE_ATTR(engine1_mode, S_IRUGO | S_IWUGO, + show_engine1_mode, store_engine1_mode); +static DEVICE_ATTR(engine2_mode, S_IRUGO | S_IWUGO, + show_engine2_mode, store_engine2_mode); +static DEVICE_ATTR(engine3_mode, S_IRUGO | S_IWUGO, + show_engine3_mode, store_engine3_mode); +static DEVICE_ATTR(engine1_load, S_IWUGO, NULL, store_engine1_load); +static DEVICE_ATTR(engine2_load, S_IWUGO, NULL, store_engine2_load); +static DEVICE_ATTR(engine3_load, S_IWUGO, NULL, store_engine3_load); +static DEVICE_ATTR(selftest, S_IRUGO, lp5521_selftest, NULL); + +static struct attribute *lp5521_attributes[] = { + &dev_attr_engine1_mode.attr, + &dev_attr_engine2_mode.attr, + &dev_attr_engine3_mode.attr, + &dev_attr_selftest.attr, + NULL +}; + +static struct attribute *lp5521_engine1_attributes[] = { + &dev_attr_engine1_load.attr, + NULL +}; + +static struct attribute *lp5521_engine2_attributes[] = { + &dev_attr_engine2_load.attr, + NULL +}; + +static struct attribute *lp5521_engine3_attributes[] = { + &dev_attr_engine3_load.attr, + NULL +}; + +static const struct attribute_group lp5521_group = { + .attrs = lp5521_attributes, +}; + +static const struct attribute_group lp5521_engine_group[] = { + {.attrs = lp5521_engine1_attributes }, + {.attrs = lp5521_engine2_attributes }, + {.attrs = lp5521_engine3_attributes }, +}; + +static int lp5521_register_sysfs(struct i2c_client *client) +{ + struct device *dev = &client->dev; + return sysfs_create_group(&dev->kobj, &lp5521_group); +} + +static void lp5521_unregister_sysfs(struct i2c_client *client) +{ + struct lp5521_chip *chip = i2c_get_clientdata(client); + struct device *dev = &client->dev; + int i; + + sysfs_remove_group(&dev->kobj, &lp5521_group); + + for (i = 0; i < ARRAY_SIZE(chip->engines); i++) { + if (chip->engines[i].mode == LP5521_CMD_LOAD) + sysfs_remove_group(&dev->kobj, + chip->engines[i].attributes); + } + + for (i = 0; i < chip->num_leds; i++) + sysfs_remove_group(&chip->leds[i].cdev.dev->kobj, + &lp5521_led_attribute_group); +} + +static int __init lp5521_init_led(struct lp5521_led *led, + struct i2c_client *client, + int chan, struct lp5521_platform_data *pdata) +{ + struct device *dev = &client->dev; + char name[32]; + int res; + + if (chan >= LP5521_MAX_LEDS) + return -EINVAL; + + if (pdata->led_config[chan].led_current == 0) + return 0; + + led->led_current = pdata->led_config[chan].led_current; + led->max_current = pdata->led_config[chan].max_current; + led->chan_nr = pdata->led_config[chan].chan_nr; + + if (led->chan_nr >= LP5521_MAX_LEDS) { + dev_err(dev, "Use channel numbers between 0 and %d\n", + LP5521_MAX_LEDS - 1); + return -EINVAL; + } + + snprintf(name, sizeof(name), "%s:channel%d", client->name, chan); + led->cdev.brightness_set = lp5521_set_brightness; + led->cdev.name = name; + res = led_classdev_register(dev, &led->cdev); + if (res < 0) { + dev_err(dev, "couldn't register led on channel %d\n", chan); + return res; + } + + res = sysfs_create_group(&led->cdev.dev->kobj, + &lp5521_led_attribute_group); + if (res < 0) { + dev_err(dev, "couldn't register current attribute\n"); + led_classdev_unregister(&led->cdev); + return res; + } + return 0; +} + +static int lp5521_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct lp5521_chip *chip; + struct lp5521_platform_data *pdata; + int ret, i, led; + + chip = kzalloc(sizeof(*chip), GFP_KERNEL); + if (!chip) + return -ENOMEM; + + i2c_set_clientdata(client, chip); + chip->client = client; + + pdata = client->dev.platform_data; + + if (!pdata) { + dev_err(&client->dev, "no platform data\n"); + ret = -EINVAL; + goto fail1; + } + + mutex_init(&chip->lock); + + chip->pdata = pdata; + + if (pdata->setup_resources) { + ret = pdata->setup_resources(); + if (ret < 0) + goto fail1; + } + + if (pdata->enable) { + pdata->enable(0); + usleep_range(1000, 10000); + pdata->enable(1); + usleep_range(1000, 10000); /* Spec says min 500us */ + } + + ret = lp5521_detect(client); + + if (ret) { + dev_err(&client->dev, "Chip not found\n"); + goto fail2; + } + + dev_info(&client->dev, "%s programmable led chip found\n", id->name); + + ret = lp5521_configure(client, lp5521_engine_group); + if (ret < 0) { + dev_err(&client->dev, "error configuring chip\n"); + goto fail2; + } + + /* Initialize leds */ + chip->num_channels = pdata->num_channels; + chip->num_leds = 0; + led = 0; + for (i = 0; i < pdata->num_channels; i++) { + /* Do not initialize channels that are not connected */ + if (pdata->led_config[i].led_current == 0) + continue; + + ret = lp5521_init_led(&chip->leds[led], client, i, pdata); + if (ret) { + dev_err(&client->dev, "error initializing leds\n"); + goto fail3; + } + chip->num_leds++; + + chip->leds[led].id = led; + /* Set initial LED current */ + lp5521_set_led_current(chip, led, + chip->leds[led].led_current); + + INIT_WORK(&(chip->leds[led].brightness_work), + lp5521_led_brightness_work); + + led++; + } + + ret = lp5521_register_sysfs(client); + if (ret) { + dev_err(&client->dev, "registering sysfs failed\n"); + goto fail3; + } + return ret; +fail3: + for (i = 0; i < chip->num_leds; i++) { + led_classdev_unregister(&chip->leds[i].cdev); + cancel_work_sync(&chip->leds[i].brightness_work); + } +fail2: + if (pdata->enable) + pdata->enable(0); + if (pdata->release_resources) + pdata->release_resources(); +fail1: + kfree(chip); + return ret; +} + +static int lp5521_remove(struct i2c_client *client) +{ + struct lp5521_chip *chip = i2c_get_clientdata(client); + int i; + + lp5521_unregister_sysfs(client); + + for (i = 0; i < chip->num_leds; i++) { + led_classdev_unregister(&chip->leds[i].cdev); + cancel_work_sync(&chip->leds[i].brightness_work); + } + + if (chip->pdata->enable) + chip->pdata->enable(0); + if (chip->pdata->release_resources) + chip->pdata->release_resources(); + kfree(chip); + return 0; +} + +static const struct i2c_device_id lp5521_id[] = { + { "lp5521", 0 }, /* Three channel chip */ + { } +}; +MODULE_DEVICE_TABLE(i2c, lp5521_id); + +static struct i2c_driver lp5521_driver = { + .driver = { + .name = "lp5521", + }, + .probe = lp5521_probe, + .remove = lp5521_remove, + .id_table = lp5521_id, +}; + +static int __init lp5521_init(void) +{ + int ret; + + ret = i2c_add_driver(&lp5521_driver); + + if (ret < 0) + printk(KERN_ALERT "Adding lp5521 driver failed\n"); + + return ret; +} + +static void __exit lp5521_exit(void) +{ + i2c_del_driver(&lp5521_driver); +} + +module_init(lp5521_init); +module_exit(lp5521_exit); + +MODULE_AUTHOR("Mathias Nyman, Yuri Zaporozhets, Samu Onkalo"); +MODULE_DESCRIPTION("LP5521 LED engine"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/leds/leds-lp5523.c b/drivers/leds/leds-lp5523.c new file mode 100644 index 00000000000..1e11fcc08b2 --- /dev/null +++ b/drivers/leds/leds-lp5523.c @@ -0,0 +1,1065 @@ +/* + * lp5523.c - LP5523 LED Driver + * + * Copyright (C) 2010 Nokia Corporation + * + * Contact: Samu Onkalo <samu.p.onkalo@nokia.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA + */ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/i2c.h> +#include <linux/mutex.h> +#include <linux/gpio.h> +#include <linux/interrupt.h> +#include <linux/delay.h> +#include <linux/ctype.h> +#include <linux/spinlock.h> +#include <linux/wait.h> +#include <linux/leds.h> +#include <linux/leds-lp5523.h> +#include <linux/workqueue.h> +#include <linux/slab.h> + +#define LP5523_REG_ENABLE 0x00 +#define LP5523_REG_OP_MODE 0x01 +#define LP5523_REG_RATIOMETRIC_MSB 0x02 +#define LP5523_REG_RATIOMETRIC_LSB 0x03 +#define LP5523_REG_ENABLE_LEDS_MSB 0x04 +#define LP5523_REG_ENABLE_LEDS_LSB 0x05 +#define LP5523_REG_LED_CNTRL_BASE 0x06 +#define LP5523_REG_LED_PWM_BASE 0x16 +#define LP5523_REG_LED_CURRENT_BASE 0x26 +#define LP5523_REG_CONFIG 0x36 +#define LP5523_REG_CHANNEL1_PC 0x37 +#define LP5523_REG_CHANNEL2_PC 0x38 +#define LP5523_REG_CHANNEL3_PC 0x39 +#define LP5523_REG_STATUS 0x3a +#define LP5523_REG_GPO 0x3b +#define LP5523_REG_VARIABLE 0x3c +#define LP5523_REG_RESET 0x3d +#define LP5523_REG_TEMP_CTRL 0x3e +#define LP5523_REG_TEMP_READ 0x3f +#define LP5523_REG_TEMP_WRITE 0x40 +#define LP5523_REG_LED_TEST_CTRL 0x41 +#define LP5523_REG_LED_TEST_ADC 0x42 +#define LP5523_REG_ENG1_VARIABLE 0x45 +#define LP5523_REG_ENG2_VARIABLE 0x46 +#define LP5523_REG_ENG3_VARIABLE 0x47 +#define LP5523_REG_MASTER_FADER1 0x48 +#define LP5523_REG_MASTER_FADER2 0x49 +#define LP5523_REG_MASTER_FADER3 0x4a +#define LP5523_REG_CH1_PROG_START 0x4c +#define LP5523_REG_CH2_PROG_START 0x4d +#define LP5523_REG_CH3_PROG_START 0x4e +#define LP5523_REG_PROG_PAGE_SEL 0x4f +#define LP5523_REG_PROG_MEM 0x50 + +#define LP5523_CMD_LOAD 0x15 /* 00010101 */ +#define LP5523_CMD_RUN 0x2a /* 00101010 */ +#define LP5523_CMD_DISABLED 0x00 /* 00000000 */ + +#define LP5523_ENABLE 0x40 +#define LP5523_AUTO_INC 0x40 +#define LP5523_PWR_SAVE 0x20 +#define LP5523_PWM_PWR_SAVE 0x04 +#define LP5523_CP_1 0x08 +#define LP5523_CP_1_5 0x10 +#define LP5523_CP_AUTO 0x18 +#define LP5523_INT_CLK 0x01 +#define LP5523_AUTO_CLK 0x02 +#define LP5523_EN_LEDTEST 0x80 +#define LP5523_LEDTEST_DONE 0x80 + +#define LP5523_DEFAULT_CURRENT 50 /* microAmps */ +#define LP5523_PROGRAM_LENGTH 32 /* in bytes */ +#define LP5523_PROGRAM_PAGES 6 +#define LP5523_ADC_SHORTCIRC_LIM 80 + +#define LP5523_LEDS 9 +#define LP5523_ENGINES 3 + +#define LP5523_ENG_MASK_BASE 0x30 /* 00110000 */ + +#define LP5523_ENG_STATUS_MASK 0x07 /* 00000111 */ + +#define LP5523_IRQ_FLAGS IRQF_TRIGGER_FALLING + +#define LP5523_EXT_CLK_USED 0x08 + +#define LED_ACTIVE(mux, led) (!!(mux & (0x0001 << led))) +#define SHIFT_MASK(id) (((id) - 1) * 2) + +struct lp5523_engine { + const struct attribute_group *attributes; + int id; + u8 mode; + u8 prog_page; + u8 mux_page; + u16 led_mux; + u8 engine_mask; +}; + +struct lp5523_led { + int id; + u8 chan_nr; + u8 led_current; + u8 max_current; + struct led_classdev cdev; + struct work_struct brightness_work; + u8 brightness; +}; + +struct lp5523_chip { + struct mutex lock; /* Serialize control */ + struct i2c_client *client; + struct lp5523_engine engines[LP5523_ENGINES]; + struct lp5523_led leds[LP5523_LEDS]; + struct lp5523_platform_data *pdata; + u8 num_channels; + u8 num_leds; +}; + +#define cdev_to_led(c) container_of(c, struct lp5523_led, cdev) + +static struct lp5523_chip *engine_to_lp5523(struct lp5523_engine *engine) +{ + return container_of(engine, struct lp5523_chip, + engines[engine->id - 1]); +} + +static struct lp5523_chip *led_to_lp5523(struct lp5523_led *led) +{ + return container_of(led, struct lp5523_chip, + leds[led->id]); +} + +static int lp5523_set_mode(struct lp5523_engine *engine, u8 mode); +static int lp5523_set_engine_mode(struct lp5523_engine *engine, u8 mode); +static int lp5523_load_program(struct lp5523_engine *engine, u8 *pattern); + +static void lp5523_led_brightness_work(struct work_struct *work); + +static int lp5523_write(struct i2c_client *client, u8 reg, u8 value) +{ + return i2c_smbus_write_byte_data(client, reg, value); +} + +static int lp5523_read(struct i2c_client *client, u8 reg, u8 *buf) +{ + s32 ret = i2c_smbus_read_byte_data(client, reg); + + if (ret < 0) + return -EIO; + + *buf = ret; + return 0; +} + +static int lp5523_detect(struct i2c_client *client) +{ + int ret; + u8 buf; + + ret = lp5523_write(client, LP5523_REG_ENABLE, 0x40); + if (ret) + return ret; + ret = lp5523_read(client, LP5523_REG_ENABLE, &buf); + if (ret) + return ret; + if (buf == 0x40) + return 0; + else + return -ENODEV; +} + +static int lp5523_configure(struct i2c_client *client) +{ + struct lp5523_chip *chip = i2c_get_clientdata(client); + int ret = 0; + u8 status; + + /* one pattern per engine setting led mux start and stop addresses */ + u8 pattern[][LP5523_PROGRAM_LENGTH] = { + { 0x9c, 0x30, 0x9c, 0xb0, 0x9d, 0x80, 0xd8, 0x00, 0}, + { 0x9c, 0x40, 0x9c, 0xc0, 0x9d, 0x80, 0xd8, 0x00, 0}, + { 0x9c, 0x50, 0x9c, 0xd0, 0x9d, 0x80, 0xd8, 0x00, 0}, + }; + + lp5523_write(client, LP5523_REG_RESET, 0xff); + + usleep_range(10000, 100000); + + ret |= lp5523_write(client, LP5523_REG_ENABLE, LP5523_ENABLE); + /* Chip startup time after reset is 500 us */ + usleep_range(1000, 10000); + + ret |= lp5523_write(client, LP5523_REG_CONFIG, + LP5523_AUTO_INC | LP5523_PWR_SAVE | + LP5523_CP_AUTO | LP5523_AUTO_CLK | + LP5523_PWM_PWR_SAVE); + + /* turn on all leds */ + ret |= lp5523_write(client, LP5523_REG_ENABLE_LEDS_MSB, 0x01); + ret |= lp5523_write(client, LP5523_REG_ENABLE_LEDS_LSB, 0xff); + + /* hardcode 32 bytes of memory for each engine from program memory */ + ret |= lp5523_write(client, LP5523_REG_CH1_PROG_START, 0x00); + ret |= lp5523_write(client, LP5523_REG_CH2_PROG_START, 0x10); + ret |= lp5523_write(client, LP5523_REG_CH3_PROG_START, 0x20); + + /* write led mux address space for each channel */ + ret |= lp5523_load_program(&chip->engines[0], pattern[0]); + ret |= lp5523_load_program(&chip->engines[1], pattern[1]); + ret |= lp5523_load_program(&chip->engines[2], pattern[2]); + + if (ret) { + dev_err(&client->dev, "could not load mux programs\n"); + return -1; + } + + /* set all engines exec state and mode to run 00101010 */ + ret |= lp5523_write(client, LP5523_REG_ENABLE, + (LP5523_CMD_RUN | LP5523_ENABLE)); + + ret |= lp5523_write(client, LP5523_REG_OP_MODE, LP5523_CMD_RUN); + + if (ret) { + dev_err(&client->dev, "could not start mux programs\n"); + return -1; + } + + /* Wait 3ms and check the engine status */ + usleep_range(3000, 20000); + lp5523_read(client, LP5523_REG_STATUS, &status); + status &= LP5523_ENG_STATUS_MASK; + + if (status == LP5523_ENG_STATUS_MASK) { + dev_dbg(&client->dev, "all engines configured\n"); + } else { + dev_info(&client->dev, "status == %x\n", status); + dev_err(&client->dev, "cound not configure LED engine\n"); + return -1; + } + + dev_info(&client->dev, "disabling engines\n"); + + ret |= lp5523_write(client, LP5523_REG_OP_MODE, LP5523_CMD_DISABLED); + + return ret; +} + +static int lp5523_set_engine_mode(struct lp5523_engine *engine, u8 mode) +{ + struct lp5523_chip *chip = engine_to_lp5523(engine); + struct i2c_client *client = chip->client; + int ret; + u8 engine_state; + + ret = lp5523_read(client, LP5523_REG_OP_MODE, &engine_state); + if (ret) + goto fail; + + engine_state &= ~(engine->engine_mask); + + /* set mode only for this engine */ + mode &= engine->engine_mask; + + engine_state |= mode; + + ret |= lp5523_write(client, LP5523_REG_OP_MODE, engine_state); +fail: + return ret; +} + +static int lp5523_load_mux(struct lp5523_engine *engine, u16 mux) +{ + struct lp5523_chip *chip = engine_to_lp5523(engine); + struct i2c_client *client = chip->client; + int ret = 0; + + ret |= lp5523_set_engine_mode(engine, LP5523_CMD_LOAD); + + ret |= lp5523_write(client, LP5523_REG_PROG_PAGE_SEL, engine->mux_page); + ret |= lp5523_write(client, LP5523_REG_PROG_MEM, + (u8)(mux >> 8)); + ret |= lp5523_write(client, LP5523_REG_PROG_MEM + 1, (u8)(mux)); + engine->led_mux = mux; + + return ret; +} + +static int lp5523_load_program(struct lp5523_engine *engine, u8 *pattern) +{ + struct lp5523_chip *chip = engine_to_lp5523(engine); + struct i2c_client *client = chip->client; + + int ret = 0; + + ret |= lp5523_set_engine_mode(engine, LP5523_CMD_LOAD); + + ret |= lp5523_write(client, LP5523_REG_PROG_PAGE_SEL, + engine->prog_page); + ret |= i2c_smbus_write_i2c_block_data(client, LP5523_REG_PROG_MEM, + LP5523_PROGRAM_LENGTH, pattern); + + return ret; +} + +static int lp5523_run_program(struct lp5523_engine *engine) +{ + struct lp5523_chip *chip = engine_to_lp5523(engine); + struct i2c_client *client = chip->client; + int ret; + + ret = lp5523_write(client, LP5523_REG_ENABLE, + LP5523_CMD_RUN | LP5523_ENABLE); + if (ret) + goto fail; + + ret = lp5523_set_engine_mode(engine, LP5523_CMD_RUN); +fail: + return ret; +} + +static int lp5523_mux_parse(const char *buf, u16 *mux, size_t len) +{ + int i; + u16 tmp_mux = 0; + len = len < LP5523_LEDS ? len : LP5523_LEDS; + for (i = 0; i < len; i++) { + switch (buf[i]) { + case '1': + tmp_mux |= (1 << i); + break; + case '0': + break; + case '\n': + i = len; + break; + default: + return -1; + } + } + *mux = tmp_mux; + + return 0; +} + +static void lp5523_mux_to_array(u16 led_mux, char *array) +{ + int i, pos = 0; + for (i = 0; i < LP5523_LEDS; i++) + pos += sprintf(array + pos, "%x", LED_ACTIVE(led_mux, i)); + + array[pos] = '\0'; +} + +/*--------------------------------------------------------------*/ +/* Sysfs interface */ +/*--------------------------------------------------------------*/ + +static ssize_t show_engine_leds(struct device *dev, + struct device_attribute *attr, + char *buf, int nr) +{ + struct i2c_client *client = to_i2c_client(dev); + struct lp5523_chip *chip = i2c_get_clientdata(client); + char mux[LP5523_LEDS + 1]; + + lp5523_mux_to_array(chip->engines[nr - 1].led_mux, mux); + + return sprintf(buf, "%s\n", mux); +} + +#define show_leds(nr) \ +static ssize_t show_engine##nr##_leds(struct device *dev, \ + struct device_attribute *attr, \ + char *buf) \ +{ \ + return show_engine_leds(dev, attr, buf, nr); \ +} +show_leds(1) +show_leds(2) +show_leds(3) + +static ssize_t store_engine_leds(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t len, int nr) +{ + struct i2c_client *client = to_i2c_client(dev); + struct lp5523_chip *chip = i2c_get_clientdata(client); + u16 mux = 0; + + if (lp5523_mux_parse(buf, &mux, len)) + return -EINVAL; + + if (lp5523_load_mux(&chip->engines[nr - 1], mux)) + return -EINVAL; + + return len; +} + +#define store_leds(nr) \ +static ssize_t store_engine##nr##_leds(struct device *dev, \ + struct device_attribute *attr, \ + const char *buf, size_t len) \ +{ \ + return store_engine_leds(dev, attr, buf, len, nr); \ +} +store_leds(1) +store_leds(2) +store_leds(3) + +static ssize_t lp5523_selftest(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct i2c_client *client = to_i2c_client(dev); + struct lp5523_chip *chip = i2c_get_clientdata(client); + int i, ret, pos = 0; + int led = 0; + u8 status, adc, vdd; + + mutex_lock(&chip->lock); + + ret = lp5523_read(chip->client, LP5523_REG_STATUS, &status); + if (ret < 0) + goto fail; + + /* Check that ext clock is really in use if requested */ + if ((chip->pdata) && (chip->pdata->clock_mode == LP5523_CLOCK_EXT)) + if ((status & LP5523_EXT_CLK_USED) == 0) + goto fail; + + /* Measure VDD (i.e. VBAT) first (channel 16 corresponds to VDD) */ + lp5523_write(chip->client, LP5523_REG_LED_TEST_CTRL, + LP5523_EN_LEDTEST | 16); + usleep_range(3000, 10000); + ret = lp5523_read(chip->client, LP5523_REG_STATUS, &status); + if (!(status & LP5523_LEDTEST_DONE)) + usleep_range(3000, 10000); + + ret |= lp5523_read(chip->client, LP5523_REG_LED_TEST_ADC, &vdd); + vdd--; /* There may be some fluctuation in measurement */ + + for (i = 0; i < LP5523_LEDS; i++) { + /* Skip non-existing channels */ + if (chip->pdata->led_config[i].led_current == 0) + continue; + + /* Set default current */ + lp5523_write(chip->client, + LP5523_REG_LED_CURRENT_BASE + i, + chip->pdata->led_config[i].led_current); + + lp5523_write(chip->client, LP5523_REG_LED_PWM_BASE + i, 0xff); + /* let current stabilize 2ms before measurements start */ + usleep_range(2000, 10000); + lp5523_write(chip->client, + LP5523_REG_LED_TEST_CTRL, + LP5523_EN_LEDTEST | i); + /* ledtest takes 2.7ms */ + usleep_range(3000, 10000); + ret = lp5523_read(chip->client, LP5523_REG_STATUS, &status); + if (!(status & LP5523_LEDTEST_DONE)) + usleep_range(3000, 10000); + ret |= lp5523_read(chip->client, LP5523_REG_LED_TEST_ADC, &adc); + + if (adc >= vdd || adc < LP5523_ADC_SHORTCIRC_LIM) + pos += sprintf(buf + pos, "LED %d FAIL\n", i); + + lp5523_write(chip->client, LP5523_REG_LED_PWM_BASE + i, 0x00); + + /* Restore current */ + lp5523_write(chip->client, + LP5523_REG_LED_CURRENT_BASE + i, + chip->leds[led].led_current); + led++; + } + if (pos == 0) + pos = sprintf(buf, "OK\n"); + goto release_lock; +fail: + pos = sprintf(buf, "FAIL\n"); + +release_lock: + mutex_unlock(&chip->lock); + + return pos; +} + +static void lp5523_set_brightness(struct led_classdev *cdev, + enum led_brightness brightness) +{ + struct lp5523_led *led = cdev_to_led(cdev); + + led->brightness = (u8)brightness; + + schedule_work(&led->brightness_work); +} + +static void lp5523_led_brightness_work(struct work_struct *work) +{ + struct lp5523_led *led = container_of(work, + struct lp5523_led, + brightness_work); + struct lp5523_chip *chip = led_to_lp5523(led); + struct i2c_client *client = chip->client; + + mutex_lock(&chip->lock); + + lp5523_write(client, LP5523_REG_LED_PWM_BASE + led->chan_nr, + led->brightness); + + mutex_unlock(&chip->lock); +} + +static int lp5523_do_store_load(struct lp5523_engine *engine, + const char *buf, size_t len) +{ + struct lp5523_chip *chip = engine_to_lp5523(engine); + struct i2c_client *client = chip->client; + int ret, nrchars, offset = 0, i = 0; + char c[3]; + unsigned cmd; + u8 pattern[LP5523_PROGRAM_LENGTH] = {0}; + + while ((offset < len - 1) && (i < LP5523_PROGRAM_LENGTH)) { + /* separate sscanfs because length is working only for %s */ + ret = sscanf(buf + offset, "%2s%n ", c, &nrchars); + ret = sscanf(c, "%2x", &cmd); + if (ret != 1) + goto fail; + pattern[i] = (u8)cmd; + + offset += nrchars; + i++; + } + + /* Each instruction is 16bit long. Check that length is even */ + if (i % 2) + goto fail; + + mutex_lock(&chip->lock); + + ret = lp5523_load_program(engine, pattern); + mutex_unlock(&chip->lock); + + if (ret) { + dev_err(&client->dev, "failed loading pattern\n"); + return ret; + } + + return len; +fail: + dev_err(&client->dev, "wrong pattern format\n"); + return -EINVAL; +} + +static ssize_t store_engine_load(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t len, int nr) +{ + struct i2c_client *client = to_i2c_client(dev); + struct lp5523_chip *chip = i2c_get_clientdata(client); + return lp5523_do_store_load(&chip->engines[nr - 1], buf, len); +} + +#define store_load(nr) \ +static ssize_t store_engine##nr##_load(struct device *dev, \ + struct device_attribute *attr, \ + const char *buf, size_t len) \ +{ \ + return store_engine_load(dev, attr, buf, len, nr); \ +} +store_load(1) +store_load(2) +store_load(3) + +static ssize_t show_engine_mode(struct device *dev, + struct device_attribute *attr, + char *buf, int nr) +{ + struct i2c_client *client = to_i2c_client(dev); + struct lp5523_chip *chip = i2c_get_clientdata(client); + switch (chip->engines[nr - 1].mode) { + case LP5523_CMD_RUN: + return sprintf(buf, "run\n"); + case LP5523_CMD_LOAD: + return sprintf(buf, "load\n"); + case LP5523_CMD_DISABLED: + return sprintf(buf, "disabled\n"); + default: + return sprintf(buf, "disabled\n"); + } +} + +#define show_mode(nr) \ +static ssize_t show_engine##nr##_mode(struct device *dev, \ + struct device_attribute *attr, \ + char *buf) \ +{ \ + return show_engine_mode(dev, attr, buf, nr); \ +} +show_mode(1) +show_mode(2) +show_mode(3) + +static ssize_t store_engine_mode(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t len, int nr) +{ + struct i2c_client *client = to_i2c_client(dev); + struct lp5523_chip *chip = i2c_get_clientdata(client); + struct lp5523_engine *engine = &chip->engines[nr - 1]; + mutex_lock(&chip->lock); + + if (!strncmp(buf, "run", 3)) + lp5523_set_mode(engine, LP5523_CMD_RUN); + else if (!strncmp(buf, "load", 4)) + lp5523_set_mode(engine, LP5523_CMD_LOAD); + else if (!strncmp(buf, "disabled", 8)) + lp5523_set_mode(engine, LP5523_CMD_DISABLED); + + mutex_unlock(&chip->lock); + return len; +} + +#define store_mode(nr) \ +static ssize_t store_engine##nr##_mode(struct device *dev, \ + struct device_attribute *attr, \ + const char *buf, size_t len) \ +{ \ + return store_engine_mode(dev, attr, buf, len, nr); \ +} +store_mode(1) +store_mode(2) +store_mode(3) + +static ssize_t show_max_current(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct led_classdev *led_cdev = dev_get_drvdata(dev); + struct lp5523_led *led = cdev_to_led(led_cdev); + + return sprintf(buf, "%d\n", led->max_current); +} + +static ssize_t show_current(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct led_classdev *led_cdev = dev_get_drvdata(dev); + struct lp5523_led *led = cdev_to_led(led_cdev); + + return sprintf(buf, "%d\n", led->led_current); +} + +static ssize_t store_current(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t len) +{ + struct led_classdev *led_cdev = dev_get_drvdata(dev); + struct lp5523_led *led = cdev_to_led(led_cdev); + struct lp5523_chip *chip = led_to_lp5523(led); + ssize_t ret; + unsigned long curr; + + if (strict_strtoul(buf, 0, &curr)) + return -EINVAL; + + if (curr > led->max_current) + return -EINVAL; + + mutex_lock(&chip->lock); + ret = lp5523_write(chip->client, + LP5523_REG_LED_CURRENT_BASE + led->chan_nr, + (u8)curr); + mutex_unlock(&chip->lock); + + if (ret < 0) + return ret; + + led->led_current = (u8)curr; + + return len; +} + +/* led class device attributes */ +static DEVICE_ATTR(led_current, S_IRUGO | S_IWUGO, show_current, store_current); +static DEVICE_ATTR(max_current, S_IRUGO , show_max_current, NULL); + +static struct attribute *lp5523_led_attributes[] = { + &dev_attr_led_current.attr, + &dev_attr_max_current.attr, + NULL, +}; + +static struct attribute_group lp5523_led_attribute_group = { + .attrs = lp5523_led_attributes +}; + +/* device attributes */ +static DEVICE_ATTR(engine1_mode, S_IRUGO | S_IWUGO, + show_engine1_mode, store_engine1_mode); +static DEVICE_ATTR(engine2_mode, S_IRUGO | S_IWUGO, + show_engine2_mode, store_engine2_mode); +static DEVICE_ATTR(engine3_mode, S_IRUGO | S_IWUGO, + show_engine3_mode, store_engine3_mode); +static DEVICE_ATTR(engine1_leds, S_IRUGO | S_IWUGO, + show_engine1_leds, store_engine1_leds); +static DEVICE_ATTR(engine2_leds, S_IRUGO | S_IWUGO, + show_engine2_leds, store_engine2_leds); +static DEVICE_ATTR(engine3_leds, S_IRUGO | S_IWUGO, + show_engine3_leds, store_engine3_leds); +static DEVICE_ATTR(engine1_load, S_IWUGO, NULL, store_engine1_load); +static DEVICE_ATTR(engine2_load, S_IWUGO, NULL, store_engine2_load); +static DEVICE_ATTR(engine3_load, S_IWUGO, NULL, store_engine3_load); +static DEVICE_ATTR(selftest, S_IRUGO, lp5523_selftest, NULL); + +static struct attribute *lp5523_attributes[] = { + &dev_attr_engine1_mode.attr, + &dev_attr_engine2_mode.attr, + &dev_attr_engine3_mode.attr, + &dev_attr_selftest.attr, + NULL +}; + +static struct attribute *lp5523_engine1_attributes[] = { + &dev_attr_engine1_load.attr, + &dev_attr_engine1_leds.attr, + NULL +}; + +static struct attribute *lp5523_engine2_attributes[] = { + &dev_attr_engine2_load.attr, + &dev_attr_engine2_leds.attr, + NULL +}; + +static struct attribute *lp5523_engine3_attributes[] = { + &dev_attr_engine3_load.attr, + &dev_attr_engine3_leds.attr, + NULL +}; + +static const struct attribute_group lp5523_group = { + .attrs = lp5523_attributes, +}; + +static const struct attribute_group lp5523_engine_group[] = { + {.attrs = lp5523_engine1_attributes }, + {.attrs = lp5523_engine2_attributes }, + {.attrs = lp5523_engine3_attributes }, +}; + +static int lp5523_register_sysfs(struct i2c_client *client) +{ + struct device *dev = &client->dev; + int ret; + + ret = sysfs_create_group(&dev->kobj, &lp5523_group); + if (ret < 0) + return ret; + + return 0; +} + +static void lp5523_unregister_sysfs(struct i2c_client *client) +{ + struct lp5523_chip *chip = i2c_get_clientdata(client); + struct device *dev = &client->dev; + int i; + + sysfs_remove_group(&dev->kobj, &lp5523_group); + + for (i = 0; i < ARRAY_SIZE(chip->engines); i++) + if (chip->engines[i].mode == LP5523_CMD_LOAD) + sysfs_remove_group(&dev->kobj, &lp5523_engine_group[i]); + + for (i = 0; i < chip->num_leds; i++) + sysfs_remove_group(&chip->leds[i].cdev.dev->kobj, + &lp5523_led_attribute_group); +} + +/*--------------------------------------------------------------*/ +/* Set chip operating mode */ +/*--------------------------------------------------------------*/ +static int lp5523_set_mode(struct lp5523_engine *engine, u8 mode) +{ + /* engine to chip */ + struct lp5523_chip *chip = engine_to_lp5523(engine); + struct i2c_client *client = chip->client; + struct device *dev = &client->dev; + int ret = 0; + + /* if in that mode already do nothing, except for run */ + if (mode == engine->mode && mode != LP5523_CMD_RUN) + return 0; + + if (mode == LP5523_CMD_RUN) { + ret = lp5523_run_program(engine); + } else if (mode == LP5523_CMD_LOAD) { + lp5523_set_engine_mode(engine, LP5523_CMD_DISABLED); + lp5523_set_engine_mode(engine, LP5523_CMD_LOAD); + + ret = sysfs_create_group(&dev->kobj, engine->attributes); + if (ret) + return ret; + } else if (mode == LP5523_CMD_DISABLED) { + lp5523_set_engine_mode(engine, LP5523_CMD_DISABLED); + } + + /* remove load attribute from sysfs if not in load mode */ + if (engine->mode == LP5523_CMD_LOAD && mode != LP5523_CMD_LOAD) + sysfs_remove_group(&dev->kobj, engine->attributes); + + engine->mode = mode; + + return ret; +} + +/*--------------------------------------------------------------*/ +/* Probe, Attach, Remove */ +/*--------------------------------------------------------------*/ +static int __init lp5523_init_engine(struct lp5523_engine *engine, int id) +{ + if (id < 1 || id > LP5523_ENGINES) + return -1; + engine->id = id; + engine->engine_mask = LP5523_ENG_MASK_BASE >> SHIFT_MASK(id); + engine->prog_page = id - 1; + engine->mux_page = id + 2; + engine->attributes = &lp5523_engine_group[id - 1]; + + return 0; +} + +static int __init lp5523_init_led(struct lp5523_led *led, struct device *dev, + int chan, struct lp5523_platform_data *pdata) +{ + char name[32]; + int res; + + if (chan >= LP5523_LEDS) + return -EINVAL; + + if (pdata->led_config[chan].led_current) { + led->led_current = pdata->led_config[chan].led_current; + led->max_current = pdata->led_config[chan].max_current; + led->chan_nr = pdata->led_config[chan].chan_nr; + + if (led->chan_nr >= LP5523_LEDS) { + dev_err(dev, "Use channel numbers between 0 and %d\n", + LP5523_LEDS - 1); + return -EINVAL; + } + + snprintf(name, 32, "lp5523:channel%d", chan); + + led->cdev.name = name; + led->cdev.brightness_set = lp5523_set_brightness; + res = led_classdev_register(dev, &led->cdev); + if (res < 0) { + dev_err(dev, "couldn't register led on channel %d\n", + chan); + return res; + } + res = sysfs_create_group(&led->cdev.dev->kobj, + &lp5523_led_attribute_group); + if (res < 0) { + dev_err(dev, "couldn't register current attribute\n"); + led_classdev_unregister(&led->cdev); + return res; + } + } else { + led->led_current = 0; + } + return 0; +} + +static struct i2c_driver lp5523_driver; + +static int lp5523_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct lp5523_chip *chip; + struct lp5523_platform_data *pdata; + int ret, i, led; + + chip = kzalloc(sizeof(*chip), GFP_KERNEL); + if (!chip) + return -ENOMEM; + + i2c_set_clientdata(client, chip); + chip->client = client; + + pdata = client->dev.platform_data; + + if (!pdata) { + dev_err(&client->dev, "no platform data\n"); + ret = -EINVAL; + goto fail1; + } + + mutex_init(&chip->lock); + + chip->pdata = pdata; + + if (pdata->setup_resources) { + ret = pdata->setup_resources(); + if (ret < 0) + goto fail1; + } + + if (pdata->enable) { + pdata->enable(0); + usleep_range(1000, 10000); + pdata->enable(1); + usleep_range(1000, 10000); /* Spec says min 500us */ + } + + ret = lp5523_detect(client); + if (ret) + goto fail2; + + dev_info(&client->dev, "LP5523 Programmable led chip found\n"); + + /* Initialize engines */ + for (i = 0; i < ARRAY_SIZE(chip->engines); i++) { + ret = lp5523_init_engine(&chip->engines[i], i + 1); + if (ret) { + dev_err(&client->dev, "error initializing engine\n"); + goto fail2; + } + } + ret = lp5523_configure(client); + if (ret < 0) { + dev_err(&client->dev, "error configuring chip\n"); + goto fail2; + } + + /* Initialize leds */ + chip->num_channels = pdata->num_channels; + chip->num_leds = 0; + led = 0; + for (i = 0; i < pdata->num_channels; i++) { + /* Do not initialize channels that are not connected */ + if (pdata->led_config[i].led_current == 0) + continue; + + ret = lp5523_init_led(&chip->leds[led], &client->dev, i, pdata); + if (ret) { + dev_err(&client->dev, "error initializing leds\n"); + goto fail3; + } + chip->num_leds++; + + chip->leds[led].id = led; + /* Set LED current */ + lp5523_write(client, + LP5523_REG_LED_CURRENT_BASE + chip->leds[led].chan_nr, + chip->leds[led].led_current); + + INIT_WORK(&(chip->leds[led].brightness_work), + lp5523_led_brightness_work); + + led++; + } + + ret = lp5523_register_sysfs(client); + if (ret) { + dev_err(&client->dev, "registering sysfs failed\n"); + goto fail3; + } + return ret; +fail3: + for (i = 0; i < chip->num_leds; i++) { + led_classdev_unregister(&chip->leds[i].cdev); + cancel_work_sync(&chip->leds[i].brightness_work); + } +fail2: + if (pdata->enable) + pdata->enable(0); + if (pdata->release_resources) + pdata->release_resources(); +fail1: + kfree(chip); + return ret; +} + +static int lp5523_remove(struct i2c_client *client) +{ + struct lp5523_chip *chip = i2c_get_clientdata(client); + int i; + + lp5523_unregister_sysfs(client); + + for (i = 0; i < chip->num_leds; i++) { + led_classdev_unregister(&chip->leds[i].cdev); + cancel_work_sync(&chip->leds[i].brightness_work); + } + + if (chip->pdata->enable) + chip->pdata->enable(0); + if (chip->pdata->release_resources) + chip->pdata->release_resources(); + kfree(chip); + return 0; +} + +static const struct i2c_device_id lp5523_id[] = { + { "lp5523", 0 }, + { } +}; + +MODULE_DEVICE_TABLE(i2c, lp5523_id); + +static struct i2c_driver lp5523_driver = { + .driver = { + .name = "lp5523", + }, + .probe = lp5523_probe, + .remove = lp5523_remove, + .id_table = lp5523_id, +}; + +static int __init lp5523_init(void) +{ + int ret; + + ret = i2c_add_driver(&lp5523_driver); + + if (ret < 0) + printk(KERN_ALERT "Adding lp5523 driver failed\n"); + + return ret; +} + +static void __exit lp5523_exit(void) +{ + i2c_del_driver(&lp5523_driver); +} + +module_init(lp5523_init); +module_exit(lp5523_exit); + +MODULE_AUTHOR("Mathias Nyman <mathias.nyman@nokia.com>"); +MODULE_DESCRIPTION("LP5523 LED engine"); +MODULE_LICENSE("GPL"); diff --git a/drivers/leds/leds-net5501.c b/drivers/leds/leds-net5501.c index 3063f591f0d..1739557a903 100644 --- a/drivers/leds/leds-net5501.c +++ b/drivers/leds/leds-net5501.c @@ -92,3 +92,5 @@ unmap: } arch_initcall(soekris_init); + +MODULE_LICENSE("GPL"); diff --git a/drivers/leds/ledtrig-timer.c b/drivers/leds/ledtrig-timer.c index 82b77bd482f..b09bcbeade9 100644 --- a/drivers/leds/ledtrig-timer.c +++ b/drivers/leds/ledtrig-timer.c @@ -12,73 +12,25 @@ */ #include <linux/module.h> -#include <linux/jiffies.h> #include <linux/kernel.h> #include <linux/init.h> -#include <linux/list.h> -#include <linux/spinlock.h> #include <linux/device.h> -#include <linux/sysdev.h> -#include <linux/timer.h> #include <linux/ctype.h> #include <linux/leds.h> -#include <linux/slab.h> #include "leds.h" -struct timer_trig_data { - int brightness_on; /* LED brightness during "on" period. - * (LED_OFF < brightness_on <= LED_FULL) - */ - unsigned long delay_on; /* milliseconds on */ - unsigned long delay_off; /* milliseconds off */ - struct timer_list timer; -}; - -static void led_timer_function(unsigned long data) -{ - struct led_classdev *led_cdev = (struct led_classdev *) data; - struct timer_trig_data *timer_data = led_cdev->trigger_data; - unsigned long brightness; - unsigned long delay; - - if (!timer_data->delay_on || !timer_data->delay_off) { - led_set_brightness(led_cdev, LED_OFF); - return; - } - - brightness = led_get_brightness(led_cdev); - if (!brightness) { - /* Time to switch the LED on. */ - brightness = timer_data->brightness_on; - delay = timer_data->delay_on; - } else { - /* Store the current brightness value to be able - * to restore it when the delay_off period is over. - */ - timer_data->brightness_on = brightness; - brightness = LED_OFF; - delay = timer_data->delay_off; - } - - led_set_brightness(led_cdev, brightness); - - mod_timer(&timer_data->timer, jiffies + msecs_to_jiffies(delay)); -} - static ssize_t led_delay_on_show(struct device *dev, struct device_attribute *attr, char *buf) { struct led_classdev *led_cdev = dev_get_drvdata(dev); - struct timer_trig_data *timer_data = led_cdev->trigger_data; - return sprintf(buf, "%lu\n", timer_data->delay_on); + return sprintf(buf, "%lu\n", led_cdev->blink_delay_on); } static ssize_t led_delay_on_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t size) { struct led_classdev *led_cdev = dev_get_drvdata(dev); - struct timer_trig_data *timer_data = led_cdev->trigger_data; int ret = -EINVAL; char *after; unsigned long state = simple_strtoul(buf, &after, 10); @@ -88,21 +40,7 @@ static ssize_t led_delay_on_store(struct device *dev, count++; if (count == size) { - if (timer_data->delay_on != state) { - /* the new value differs from the previous */ - timer_data->delay_on = state; - - /* deactivate previous settings */ - del_timer_sync(&timer_data->timer); - - /* try to activate hardware acceleration, if any */ - if (!led_cdev->blink_set || - led_cdev->blink_set(led_cdev, - &timer_data->delay_on, &timer_data->delay_off)) { - /* no hardware acceleration, blink via timer */ - mod_timer(&timer_data->timer, jiffies + 1); - } - } + led_blink_set(led_cdev, &state, &led_cdev->blink_delay_off); ret = count; } @@ -113,16 +51,14 @@ static ssize_t led_delay_off_show(struct device *dev, struct device_attribute *attr, char *buf) { struct led_classdev *led_cdev = dev_get_drvdata(dev); - struct timer_trig_data *timer_data = led_cdev->trigger_data; - return sprintf(buf, "%lu\n", timer_data->delay_off); + return sprintf(buf, "%lu\n", led_cdev->blink_delay_off); } static ssize_t led_delay_off_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t size) { struct led_classdev *led_cdev = dev_get_drvdata(dev); - struct timer_trig_data *timer_data = led_cdev->trigger_data; int ret = -EINVAL; char *after; unsigned long state = simple_strtoul(buf, &after, 10); @@ -132,21 +68,7 @@ static ssize_t led_delay_off_store(struct device *dev, count++; if (count == size) { - if (timer_data->delay_off != state) { - /* the new value differs from the previous */ - timer_data->delay_off = state; - - /* deactivate previous settings */ - del_timer_sync(&timer_data->timer); - - /* try to activate hardware acceleration, if any */ - if (!led_cdev->blink_set || - led_cdev->blink_set(led_cdev, - &timer_data->delay_on, &timer_data->delay_off)) { - /* no hardware acceleration, blink via timer */ - mod_timer(&timer_data->timer, jiffies + 1); - } - } + led_blink_set(led_cdev, &led_cdev->blink_delay_on, &state); ret = count; } @@ -158,60 +80,34 @@ static DEVICE_ATTR(delay_off, 0644, led_delay_off_show, led_delay_off_store); static void timer_trig_activate(struct led_classdev *led_cdev) { - struct timer_trig_data *timer_data; int rc; - timer_data = kzalloc(sizeof(struct timer_trig_data), GFP_KERNEL); - if (!timer_data) - return; - - timer_data->brightness_on = led_get_brightness(led_cdev); - if (timer_data->brightness_on == LED_OFF) - timer_data->brightness_on = led_cdev->max_brightness; - led_cdev->trigger_data = timer_data; - - init_timer(&timer_data->timer); - timer_data->timer.function = led_timer_function; - timer_data->timer.data = (unsigned long) led_cdev; + led_cdev->trigger_data = NULL; rc = device_create_file(led_cdev->dev, &dev_attr_delay_on); if (rc) - goto err_out; + return; rc = device_create_file(led_cdev->dev, &dev_attr_delay_off); if (rc) goto err_out_delayon; - /* If there is hardware support for blinking, start one - * user friendly blink rate chosen by the driver. - */ - if (led_cdev->blink_set) - led_cdev->blink_set(led_cdev, - &timer_data->delay_on, &timer_data->delay_off); + led_cdev->trigger_data = (void *)1; return; err_out_delayon: device_remove_file(led_cdev->dev, &dev_attr_delay_on); -err_out: - led_cdev->trigger_data = NULL; - kfree(timer_data); } static void timer_trig_deactivate(struct led_classdev *led_cdev) { - struct timer_trig_data *timer_data = led_cdev->trigger_data; - unsigned long on = 0, off = 0; - - if (timer_data) { + if (led_cdev->trigger_data) { device_remove_file(led_cdev->dev, &dev_attr_delay_on); device_remove_file(led_cdev->dev, &dev_attr_delay_off); - del_timer_sync(&timer_data->timer); - kfree(timer_data); } - /* If there is hardware support for blinking, stop it */ - if (led_cdev->blink_set) - led_cdev->blink_set(led_cdev, &on, &off); + /* Stop blinking */ + led_brightness_set(led_cdev, LED_OFF); } static struct led_trigger timer_led_trigger = { diff --git a/drivers/macintosh/adb-iop.c b/drivers/macintosh/adb-iop.c index 44469662517..f5f4da3d0b6 100644 --- a/drivers/macintosh/adb-iop.c +++ b/drivers/macintosh/adb-iop.c @@ -80,7 +80,7 @@ static void adb_iop_end_req(struct adb_request *req, int state) static void adb_iop_complete(struct iop_msg *msg) { struct adb_request *req; - uint flags; + unsigned long flags; local_irq_save(flags); @@ -103,7 +103,7 @@ static void adb_iop_listen(struct iop_msg *msg) { struct adb_iopmsg *amsg = (struct adb_iopmsg *) msg->message; struct adb_request *req; - uint flags; + unsigned long flags; #ifdef DEBUG_ADB_IOP int i; #endif diff --git a/drivers/md/md.c b/drivers/md/md.c index 4e957f3140a..324a3663fcd 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -706,7 +706,7 @@ static struct mdk_personality *find_pers(int level, char *clevel) /* return the offset of the super block in 512byte sectors */ static inline sector_t calc_dev_sboffset(struct block_device *bdev) { - sector_t num_sectors = bdev->bd_inode->i_size / 512; + sector_t num_sectors = i_size_read(bdev->bd_inode) / 512; return MD_NEW_SIZE_SECTORS(num_sectors); } @@ -1386,7 +1386,7 @@ static int super_1_load(mdk_rdev_t *rdev, mdk_rdev_t *refdev, int minor_version) */ switch(minor_version) { case 0: - sb_start = rdev->bdev->bd_inode->i_size >> 9; + sb_start = i_size_read(rdev->bdev->bd_inode) >> 9; sb_start -= 8*2; sb_start &= ~(sector_t)(4*2-1); break; @@ -1472,7 +1472,7 @@ static int super_1_load(mdk_rdev_t *rdev, mdk_rdev_t *refdev, int minor_version) ret = 0; } if (minor_version) - rdev->sectors = (rdev->bdev->bd_inode->i_size >> 9) - + rdev->sectors = (i_size_read(rdev->bdev->bd_inode) >> 9) - le64_to_cpu(sb->data_offset); else rdev->sectors = rdev->sb_start; @@ -1680,7 +1680,7 @@ super_1_rdev_size_change(mdk_rdev_t *rdev, sector_t num_sectors) return 0; /* component must fit device */ if (rdev->sb_start < rdev->data_offset) { /* minor versions 1 and 2; superblock before data */ - max_sectors = rdev->bdev->bd_inode->i_size >> 9; + max_sectors = i_size_read(rdev->bdev->bd_inode) >> 9; max_sectors -= rdev->data_offset; if (!num_sectors || num_sectors > max_sectors) num_sectors = max_sectors; @@ -1690,7 +1690,7 @@ super_1_rdev_size_change(mdk_rdev_t *rdev, sector_t num_sectors) } else { /* minor version 0; superblock after data */ sector_t sb_start; - sb_start = (rdev->bdev->bd_inode->i_size >> 9) - 8*2; + sb_start = (i_size_read(rdev->bdev->bd_inode) >> 9) - 8*2; sb_start &= ~(sector_t)(4*2 - 1); max_sectors = rdev->sectors + sb_start - rdev->sb_start; if (!num_sectors || num_sectors > max_sectors) @@ -2584,7 +2584,7 @@ rdev_size_store(mdk_rdev_t *rdev, const char *buf, size_t len) if (!sectors) return -EBUSY; } else if (!sectors) - sectors = (rdev->bdev->bd_inode->i_size >> 9) - + sectors = (i_size_read(rdev->bdev->bd_inode) >> 9) - rdev->data_offset; } if (sectors < my_mddev->dev_sectors) @@ -2797,7 +2797,7 @@ static mdk_rdev_t *md_import_device(dev_t newdev, int super_format, int super_mi kobject_init(&rdev->kobj, &rdev_ktype); - size = rdev->bdev->bd_inode->i_size >> BLOCK_SIZE_BITS; + size = i_size_read(rdev->bdev->bd_inode) >> BLOCK_SIZE_BITS; if (!size) { printk(KERN_WARNING "md: %s has zero or unknown size, marking faulty!\n", @@ -5235,8 +5235,8 @@ static int add_new_disk(mddev_t * mddev, mdu_disk_info_t *info) if (!mddev->persistent) { printk(KERN_INFO "md: nonpersistent superblock ...\n"); - rdev->sb_start = rdev->bdev->bd_inode->i_size / 512; - } else + rdev->sb_start = i_size_read(rdev->bdev->bd_inode) / 512; + } else rdev->sb_start = calc_dev_sboffset(rdev->bdev); rdev->sectors = rdev->sb_start; @@ -5306,7 +5306,7 @@ static int hot_add_disk(mddev_t * mddev, dev_t dev) if (mddev->persistent) rdev->sb_start = calc_dev_sboffset(rdev->bdev); else - rdev->sb_start = rdev->bdev->bd_inode->i_size / 512; + rdev->sb_start = i_size_read(rdev->bdev->bd_inode) / 512; rdev->sectors = rdev->sb_start; diff --git a/drivers/media/Kconfig b/drivers/media/Kconfig index bad2cedb8d9..a28541b2b1a 100644 --- a/drivers/media/Kconfig +++ b/drivers/media/Kconfig @@ -19,7 +19,6 @@ comment "Multimedia core support" config VIDEO_DEV tristate "Video For Linux" - depends on BKL # used in many drivers for ioctl handling, need to kill ---help--- V4L core support for video capture and overlay devices, webcams and AM/FM radio cards. diff --git a/drivers/media/common/saa7146_i2c.c b/drivers/media/common/saa7146_i2c.c index 3d88542612e..74ee172b5bc 100644 --- a/drivers/media/common/saa7146_i2c.c +++ b/drivers/media/common/saa7146_i2c.c @@ -391,7 +391,6 @@ static int saa7146_i2c_xfer(struct i2c_adapter* adapter, struct i2c_msg *msg, in /*****************************************************************************/ /* i2c-adapter helper functions */ -#include <linux/i2c-id.h> /* exported algorithm data */ static struct i2c_algorithm saa7146_algo = { diff --git a/drivers/media/dvb/dvb-core/dvb_ca_en50221.c b/drivers/media/dvb/dvb-core/dvb_ca_en50221.c index 4d0646da608..7ea517b7e18 100644 --- a/drivers/media/dvb/dvb-core/dvb_ca_en50221.c +++ b/drivers/media/dvb/dvb-core/dvb_ca_en50221.c @@ -36,7 +36,6 @@ #include <linux/delay.h> #include <linux/spinlock.h> #include <linux/sched.h> -#include <linux/smp_lock.h> #include <linux/kthread.h> #include "dvb_ca_en50221.h" diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.c b/drivers/media/dvb/dvb-core/dvb_frontend.c index 1589d5a5cb4..cad6634610e 100644 --- a/drivers/media/dvb/dvb-core/dvb_frontend.c +++ b/drivers/media/dvb/dvb-core/dvb_frontend.c @@ -36,7 +36,6 @@ #include <linux/list.h> #include <linux/freezer.h> #include <linux/jiffies.h> -#include <linux/smp_lock.h> #include <linux/kthread.h> #include <asm/processor.h> diff --git a/drivers/media/dvb/frontends/dibx000_common.c b/drivers/media/dvb/frontends/dibx000_common.c index a4991026254..2311c0a3406 100644 --- a/drivers/media/dvb/frontends/dibx000_common.c +++ b/drivers/media/dvb/frontends/dibx000_common.c @@ -130,6 +130,7 @@ static int i2c_adapter_init(struct i2c_adapter *i2c_adap, struct dibx000_i2c_master *mst) { strncpy(i2c_adap->name, name, sizeof(i2c_adap->name)); + i2c_adap->algo = algo; i2c_adap->algo_data = NULL; i2c_set_adapdata(i2c_adap, mst); if (i2c_add_adapter(i2c_adap) < 0) diff --git a/drivers/media/dvb/ngene/ngene-core.c b/drivers/media/dvb/ngene/ngene-core.c index 4caeb163a66..3a7ef71087b 100644 --- a/drivers/media/dvb/ngene/ngene-core.c +++ b/drivers/media/dvb/ngene/ngene-core.c @@ -34,7 +34,6 @@ #include <linux/io.h> #include <asm/div64.h> #include <linux/pci.h> -#include <linux/smp_lock.h> #include <linux/timer.h> #include <linux/byteorder/generic.h> #include <linux/firmware.h> diff --git a/drivers/media/dvb/ngene/ngene-dvb.c b/drivers/media/dvb/ngene/ngene-dvb.c index 48f980b21d6..3832e5983c1 100644 --- a/drivers/media/dvb/ngene/ngene-dvb.c +++ b/drivers/media/dvb/ngene/ngene-dvb.c @@ -35,7 +35,6 @@ #include <linux/io.h> #include <asm/div64.h> #include <linux/pci.h> -#include <linux/smp_lock.h> #include <linux/timer.h> #include <linux/byteorder/generic.h> #include <linux/firmware.h> diff --git a/drivers/media/dvb/ngene/ngene-i2c.c b/drivers/media/dvb/ngene/ngene-i2c.c index c3ae956714e..d28554f8ce9 100644 --- a/drivers/media/dvb/ngene/ngene-i2c.c +++ b/drivers/media/dvb/ngene/ngene-i2c.c @@ -37,7 +37,6 @@ #include <asm/div64.h> #include <linux/pci.h> #include <linux/pci_ids.h> -#include <linux/smp_lock.h> #include <linux/timer.h> #include <linux/byteorder/generic.h> #include <linux/firmware.h> diff --git a/drivers/media/radio/radio-mr800.c b/drivers/media/radio/radio-mr800.c index b540e8072e9..e6b2d085a44 100644 --- a/drivers/media/radio/radio-mr800.c +++ b/drivers/media/radio/radio-mr800.c @@ -58,7 +58,6 @@ #include <linux/module.h> #include <linux/init.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #include <linux/input.h> #include <linux/videodev2.h> #include <media/v4l2-device.h> diff --git a/drivers/media/radio/si470x/radio-si470x.h b/drivers/media/radio/si470x/radio-si470x.h index ea12782359a..b9914d7a0c9 100644 --- a/drivers/media/radio/si470x/radio-si470x.h +++ b/drivers/media/radio/si470x/radio-si470x.h @@ -31,7 +31,6 @@ #include <linux/init.h> #include <linux/sched.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #include <linux/input.h> #include <linux/version.h> #include <linux/videodev2.h> diff --git a/drivers/media/video/bt8xx/bttv-driver.c b/drivers/media/video/bt8xx/bttv-driver.c index 3da6e80e104..a529619e51f 100644 --- a/drivers/media/video/bt8xx/bttv-driver.c +++ b/drivers/media/video/bt8xx/bttv-driver.c @@ -42,7 +42,6 @@ #include <linux/fs.h> #include <linux/kernel.h> #include <linux/sched.h> -#include <linux/smp_lock.h> #include <linux/interrupt.h> #include <linux/kdev_t.h> #include "bttvp.h" diff --git a/drivers/media/video/cafe_ccic.c b/drivers/media/video/cafe_ccic.c index 2934770dacc..7bc36670071 100644 --- a/drivers/media/video/cafe_ccic.c +++ b/drivers/media/video/cafe_ccic.c @@ -2065,8 +2065,9 @@ static int cafe_pci_probe(struct pci_dev *pdev, sensor_cfg.clock_speed = 45; cam->sensor_addr = 0x42; - cam->sensor = v4l2_i2c_new_subdev(&cam->v4l2_dev, &cam->i2c_adapter, - NULL, "ov7670", cam->sensor_addr, NULL); + cam->sensor = v4l2_i2c_new_subdev_cfg(&cam->v4l2_dev, &cam->i2c_adapter, + "ov7670", "ov7670", 0, &sensor_cfg, cam->sensor_addr, + NULL); if (cam->sensor == NULL) { ret = -ENODEV; goto out_smbus; diff --git a/drivers/media/video/cx231xx/cx231xx-417.c b/drivers/media/video/cx231xx/cx231xx-417.c index aab21f3ce47..4c7cac3b625 100644 --- a/drivers/media/video/cx231xx/cx231xx-417.c +++ b/drivers/media/video/cx231xx/cx231xx-417.c @@ -31,7 +31,6 @@ #include <linux/delay.h> #include <linux/device.h> #include <linux/firmware.h> -#include <linux/smp_lock.h> #include <linux/vmalloc.h> #include <media/v4l2-common.h> #include <media/v4l2-ioctl.h> @@ -1927,10 +1926,9 @@ static int mpeg_open(struct file *file) dev = h; } - if (dev == NULL) { - unlock_kernel(); + if (dev == NULL) return -ENODEV; - } + mutex_lock(&dev->lock); /* allocate + initialize per filehandle data */ diff --git a/drivers/media/video/cx23885/cx23885-417.c b/drivers/media/video/cx23885/cx23885-417.c index a6cc12f8736..9a98dc55f65 100644 --- a/drivers/media/video/cx23885/cx23885-417.c +++ b/drivers/media/video/cx23885/cx23885-417.c @@ -31,7 +31,6 @@ #include <linux/delay.h> #include <linux/device.h> #include <linux/firmware.h> -#include <linux/smp_lock.h> #include <linux/slab.h> #include <media/v4l2-common.h> #include <media/v4l2-ioctl.h> @@ -1576,12 +1575,8 @@ static int mpeg_open(struct file *file) /* allocate + initialize per filehandle data */ fh = kzalloc(sizeof(*fh), GFP_KERNEL); - if (NULL == fh) { - unlock_kernel(); + if (!fh) return -ENOMEM; - } - - lock_kernel(); file->private_data = fh; fh->dev = dev; @@ -1592,8 +1587,6 @@ static int mpeg_open(struct file *file) V4L2_FIELD_INTERLACED, sizeof(struct cx23885_buffer), fh, NULL); - unlock_kernel(); - return 0; } diff --git a/drivers/media/video/cx23885/cx23885-video.c b/drivers/media/video/cx23885/cx23885-video.c index 93af9c65b48..3cc9f462d08 100644 --- a/drivers/media/video/cx23885/cx23885-video.c +++ b/drivers/media/video/cx23885/cx23885-video.c @@ -26,7 +26,6 @@ #include <linux/kmod.h> #include <linux/kernel.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #include <linux/interrupt.h> #include <linux/delay.h> #include <linux/kthread.h> @@ -743,8 +742,6 @@ static int video_open(struct file *file) if (NULL == fh) return -ENOMEM; - lock_kernel(); - file->private_data = fh; fh->dev = dev; fh->radio = radio; @@ -762,8 +759,6 @@ static int video_open(struct file *file) dprintk(1, "post videobuf_queue_init()\n"); - unlock_kernel(); - return 0; } diff --git a/drivers/media/video/cx88/cx88-blackbird.c b/drivers/media/video/cx88/cx88-blackbird.c index 417d1d5c73c..d7c94848249 100644 --- a/drivers/media/video/cx88/cx88-blackbird.c +++ b/drivers/media/video/cx88/cx88-blackbird.c @@ -33,7 +33,6 @@ #include <linux/delay.h> #include <linux/device.h> #include <linux/firmware.h> -#include <linux/smp_lock.h> #include <media/v4l2-common.h> #include <media/v4l2-ioctl.h> #include <media/cx2341x.h> diff --git a/drivers/media/video/cx88/cx88-video.c b/drivers/media/video/cx88/cx88-video.c index d2f159daa8b..88b51194f91 100644 --- a/drivers/media/video/cx88/cx88-video.c +++ b/drivers/media/video/cx88/cx88-video.c @@ -31,7 +31,6 @@ #include <linux/kmod.h> #include <linux/kernel.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #include <linux/interrupt.h> #include <linux/dma-mapping.h> #include <linux/delay.h> diff --git a/drivers/media/video/imx074.c b/drivers/media/video/imx074.c index 380e459f899..27b5dfdfbb9 100644 --- a/drivers/media/video/imx074.c +++ b/drivers/media/video/imx074.c @@ -451,7 +451,6 @@ static int imx074_probe(struct i2c_client *client, ret = imx074_video_probe(icd, client); if (ret < 0) { icd->ops = NULL; - i2c_set_clientdata(client, NULL); kfree(priv); return ret; } @@ -468,7 +467,6 @@ static int imx074_remove(struct i2c_client *client) icd->ops = NULL; if (icl->free_bus) icl->free_bus(icl); - i2c_set_clientdata(client, NULL); client->driver = NULL; kfree(priv); diff --git a/drivers/media/video/ir-kbd-i2c.c b/drivers/media/video/ir-kbd-i2c.c index 5a000c65ae9..ce4a7537590 100644 --- a/drivers/media/video/ir-kbd-i2c.c +++ b/drivers/media/video/ir-kbd-i2c.c @@ -44,7 +44,6 @@ #include <linux/errno.h> #include <linux/slab.h> #include <linux/i2c.h> -#include <linux/i2c-id.h> #include <linux/workqueue.h> #include <media/ir-core.h> diff --git a/drivers/media/video/mx2_camera.c b/drivers/media/video/mx2_camera.c index 4a27862da30..072bd2d1cfa 100644 --- a/drivers/media/video/mx2_camera.c +++ b/drivers/media/video/mx2_camera.c @@ -31,6 +31,7 @@ #include <media/v4l2-common.h> #include <media/v4l2-dev.h> +#include <media/videobuf-core.h> #include <media/videobuf-dma-contig.h> #include <media/soc_camera.h> #include <media/soc_mediabus.h> @@ -903,8 +904,6 @@ static int mx2_camera_set_crop(struct soc_camera_device *icd, static int mx2_camera_set_fmt(struct soc_camera_device *icd, struct v4l2_format *f) { - struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent); - struct mx2_camera_dev *pcdev = ici->priv; struct v4l2_subdev *sd = soc_camera_to_subdev(icd); const struct soc_camera_format_xlate *xlate; struct v4l2_pix_format *pix = &f->fmt.pix; @@ -943,8 +942,6 @@ static int mx2_camera_set_fmt(struct soc_camera_device *icd, static int mx2_camera_try_fmt(struct soc_camera_device *icd, struct v4l2_format *f) { - struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent); - struct mx2_camera_dev *pcdev = ici->priv; struct v4l2_subdev *sd = soc_camera_to_subdev(icd); const struct soc_camera_format_xlate *xlate; struct v4l2_pix_format *pix = &f->fmt.pix; @@ -1024,13 +1021,13 @@ static int mx2_camera_querycap(struct soc_camera_host *ici, return 0; } -static int mx2_camera_reqbufs(struct soc_camera_file *icf, +static int mx2_camera_reqbufs(struct soc_camera_device *icd, struct v4l2_requestbuffers *p) { int i; for (i = 0; i < p->count; i++) { - struct mx2_buffer *buf = container_of(icf->vb_vidq.bufs[i], + struct mx2_buffer *buf = container_of(icd->vb_vidq.bufs[i], struct mx2_buffer, vb); INIT_LIST_HEAD(&buf->vb.queue); } @@ -1151,9 +1148,9 @@ err_out: static unsigned int mx2_camera_poll(struct file *file, poll_table *pt) { - struct soc_camera_file *icf = file->private_data; + struct soc_camera_device *icd = file->private_data; - return videobuf_poll_stream(file, &icf->vb_vidq, pt); + return videobuf_poll_stream(file, &icd->vb_vidq, pt); } static struct soc_camera_host_ops mx2_soc_camera_host_ops = { diff --git a/drivers/media/video/mx3_camera.c b/drivers/media/video/mx3_camera.c index 29c5fc34813..aa871c2936b 100644 --- a/drivers/media/video/mx3_camera.c +++ b/drivers/media/video/mx3_camera.c @@ -27,6 +27,7 @@ #include <mach/ipu.h> #include <mach/mx3_camera.h> +#include <mach/dma.h> #define MX3_CAM_DRV_NAME "mx3-camera" @@ -638,6 +639,9 @@ static bool chan_filter(struct dma_chan *chan, void *arg) struct dma_chan_request *rq = arg; struct mx3_camera_pdata *pdata; + if (!imx_dma_is_ipu(chan)) + return false; + if (!rq) return false; diff --git a/drivers/media/video/omap1_camera.c b/drivers/media/video/omap1_camera.c index 7c30e62b50d..cbfd07f2d9d 100644 --- a/drivers/media/video/omap1_camera.c +++ b/drivers/media/video/omap1_camera.c @@ -235,7 +235,7 @@ static void free_buffer(struct videobuf_queue *vq, struct omap1_cam_buf *buf, BUG_ON(in_interrupt()); - videobuf_waiton(vb, 0, 0); + videobuf_waiton(vq, vb, 0, 0); if (vb_mode == OMAP1_CAM_DMA_CONTIG) { videobuf_dma_contig_free(vq, vb); @@ -504,7 +504,7 @@ static void omap1_videobuf_queue(struct videobuf_queue *vq, * empty. Since the transfer of the DMA programming register set * content to the DMA working register set is done automatically * by the DMA hardware, this can pretty well happen while we - * are keeping the lock here. Levae fetching it from the queue + * are keeping the lock here. Leave fetching it from the queue * to be done when a next DMA interrupt occures instead. */ return; @@ -1365,12 +1365,12 @@ static void omap1_cam_init_videobuf(struct videobuf_queue *q, videobuf_queue_dma_contig_init(q, &omap1_videobuf_ops, icd->dev.parent, &pcdev->lock, V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FIELD_NONE, - sizeof(struct omap1_cam_buf), icd); + sizeof(struct omap1_cam_buf), icd, NULL); else videobuf_queue_sg_init(q, &omap1_videobuf_ops, icd->dev.parent, &pcdev->lock, V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FIELD_NONE, - sizeof(struct omap1_cam_buf), icd); + sizeof(struct omap1_cam_buf), icd, NULL); /* use videobuf mode (auto)selected with the module parameter */ pcdev->vb_mode = sg_mode ? OMAP1_CAM_DMA_SG : OMAP1_CAM_DMA_CONTIG; @@ -1386,7 +1386,7 @@ static void omap1_cam_init_videobuf(struct videobuf_queue *q, } } -static int omap1_cam_reqbufs(struct soc_camera_file *icf, +static int omap1_cam_reqbufs(struct soc_camera_device *icd, struct v4l2_requestbuffers *p) { int i; @@ -1398,7 +1398,7 @@ static int omap1_cam_reqbufs(struct soc_camera_file *icf, * it hadn't triggered */ for (i = 0; i < p->count; i++) { - struct omap1_cam_buf *buf = container_of(icf->vb_vidq.bufs[i], + struct omap1_cam_buf *buf = container_of(icd->vb_vidq.bufs[i], struct omap1_cam_buf, vb); buf->inwork = 0; INIT_LIST_HEAD(&buf->vb.queue); @@ -1485,10 +1485,10 @@ static int omap1_cam_set_bus_param(struct soc_camera_device *icd, static unsigned int omap1_cam_poll(struct file *file, poll_table *pt) { - struct soc_camera_file *icf = file->private_data; + struct soc_camera_device *icd = file->private_data; struct omap1_cam_buf *buf; - buf = list_entry(icf->vb_vidq.stream.next, struct omap1_cam_buf, + buf = list_entry(icd->vb_vidq.stream.next, struct omap1_cam_buf, vb.stream); poll_wait(file, &buf->vb.done, pt); diff --git a/drivers/media/video/ov6650.c b/drivers/media/video/ov6650.c index b7cfeab0948..cf93de98806 100644 --- a/drivers/media/video/ov6650.c +++ b/drivers/media/video/ov6650.c @@ -754,7 +754,7 @@ static int ov6650_g_fmt(struct v4l2_subdev *sd, static bool is_unscaled_ok(int width, int height, struct v4l2_rect *rect) { - return (width > rect->width >> 1 || height > rect->height >> 1); + return width > rect->width >> 1 || height > rect->height >> 1; } static u8 to_clkrc(struct v4l2_fract *timeperframe, @@ -840,8 +840,6 @@ static int ov6650_s_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *mf) coma_mask |= COMA_BW | COMA_BYTE_SWAP | COMA_WORD_SWAP; coma_set |= COMA_RAW_RGB | COMA_RGB; break; - case 0: - break; default: dev_err(&client->dev, "Pixel format not handled: 0x%x\n", code); return -EINVAL; @@ -1176,7 +1174,6 @@ static int ov6650_probe(struct i2c_client *client, if (ret) { icd->ops = NULL; - i2c_set_clientdata(client, NULL); kfree(priv); } @@ -1187,7 +1184,6 @@ static int ov6650_remove(struct i2c_client *client) { struct ov6650 *priv = to_ov6650(client); - i2c_set_clientdata(client, NULL); kfree(priv); return 0; } diff --git a/drivers/media/video/pwc/pwc-if.c b/drivers/media/video/pwc/pwc-if.c index e62beb4efdb..f3dc89da4c4 100644 --- a/drivers/media/video/pwc/pwc-if.c +++ b/drivers/media/video/pwc/pwc-if.c @@ -62,7 +62,6 @@ #include <linux/module.h> #include <linux/poll.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #ifdef CONFIG_USB_PWC_INPUT_EVDEV #include <linux/usb/input.h> #endif diff --git a/drivers/media/video/s2255drv.c b/drivers/media/video/s2255drv.c index f5a46c45871..a845753665c 100644 --- a/drivers/media/video/s2255drv.c +++ b/drivers/media/video/s2255drv.c @@ -49,7 +49,6 @@ #include <linux/videodev2.h> #include <linux/version.h> #include <linux/mm.h> -#include <linux/smp_lock.h> #include <media/videobuf-vmalloc.h> #include <media/v4l2-common.h> #include <media/v4l2-device.h> diff --git a/drivers/media/video/saa7134/saa7134-cards.c b/drivers/media/video/saa7134/saa7134-cards.c index 10a6cbf6a79..0911cb580e1 100644 --- a/drivers/media/video/saa7134/saa7134-cards.c +++ b/drivers/media/video/saa7134/saa7134-cards.c @@ -6661,6 +6661,18 @@ struct pci_device_id saa7134_pci_tbl[] = { .subdevice = 0x2804, .driver_data = SAA7134_BOARD_TECHNOTREND_BUDGET_T3000, }, { + .vendor = PCI_VENDOR_ID_PHILIPS, + .device = PCI_DEVICE_ID_PHILIPS_SAA7133, + .subvendor = 0x5ace, /* Beholder Intl. Ltd. */ + .subdevice = 0x7190, + .driver_data = SAA7134_BOARD_BEHOLD_H7, + }, { + .vendor = PCI_VENDOR_ID_PHILIPS, + .device = PCI_DEVICE_ID_PHILIPS_SAA7133, + .subvendor = 0x5ace, /* Beholder Intl. Ltd. */ + .subdevice = 0x7090, + .driver_data = SAA7134_BOARD_BEHOLD_A7, + }, { /* --- boards without eeprom + subsystem ID --- */ .vendor = PCI_VENDOR_ID_PHILIPS, .device = PCI_DEVICE_ID_PHILIPS_SAA7134, @@ -6698,18 +6710,6 @@ struct pci_device_id saa7134_pci_tbl[] = { .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, .driver_data = SAA7134_BOARD_UNKNOWN, - }, { - .vendor = PCI_VENDOR_ID_PHILIPS, - .device = PCI_DEVICE_ID_PHILIPS_SAA7133, - .subvendor = 0x5ace, /* Beholder Intl. Ltd. */ - .subdevice = 0x7190, - .driver_data = SAA7134_BOARD_BEHOLD_H7, - }, { - .vendor = PCI_VENDOR_ID_PHILIPS, - .device = PCI_DEVICE_ID_PHILIPS_SAA7133, - .subvendor = 0x5ace, /* Beholder Intl. Ltd. */ - .subdevice = 0x7090, - .driver_data = SAA7134_BOARD_BEHOLD_A7, },{ /* --- end of list --- */ } diff --git a/drivers/media/video/saa7134/saa7134-empress.c b/drivers/media/video/saa7134/saa7134-empress.c index 1467a30a434..b890aafe7d6 100644 --- a/drivers/media/video/saa7134/saa7134-empress.c +++ b/drivers/media/video/saa7134/saa7134-empress.c @@ -21,7 +21,6 @@ #include <linux/list.h> #include <linux/module.h> #include <linux/kernel.h> -#include <linux/smp_lock.h> #include <linux/delay.h> #include "saa7134-reg.h" diff --git a/drivers/media/video/saa7164/saa7164.h b/drivers/media/video/saa7164/saa7164.h index 1d9c5cbbbc5..041ae8e20f6 100644 --- a/drivers/media/video/saa7164/saa7164.h +++ b/drivers/media/video/saa7164/saa7164.h @@ -58,7 +58,6 @@ #include <media/tveeprom.h> #include <media/videobuf-dma-sg.h> #include <media/videobuf-dvb.h> -#include <linux/smp_lock.h> #include <dvb_demux.h> #include <dvb_frontend.h> #include <dvb_net.h> diff --git a/drivers/media/video/se401.c b/drivers/media/video/se401.c index 41d0166c0f9..41360d7c3e9 100644 --- a/drivers/media/video/se401.c +++ b/drivers/media/video/se401.c @@ -31,7 +31,6 @@ static const char version[] = "0.24"; #include <linux/init.h> #include <linux/vmalloc.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #include <linux/pagemap.h> #include <linux/usb.h> #include "se401.h" @@ -951,9 +950,9 @@ static int se401_open(struct file *file) struct usb_se401 *se401 = (struct usb_se401 *)dev; int err = 0; - lock_kernel(); + mutex_lock(&se401->lock); if (se401->user) { - unlock_kernel(); + mutex_unlock(&se401->lock); return -EBUSY; } se401->fbuf = rvmalloc(se401->maxframesize * SE401_NUMFRAMES); @@ -962,7 +961,7 @@ static int se401_open(struct file *file) else err = -ENOMEM; se401->user = !err; - unlock_kernel(); + mutex_unlock(&se401->lock); return err; } diff --git a/drivers/media/video/stk-webcam.c b/drivers/media/video/stk-webcam.c index f07a0f6b71c..b5afe5f841c 100644 --- a/drivers/media/video/stk-webcam.c +++ b/drivers/media/video/stk-webcam.c @@ -27,7 +27,6 @@ #include <linux/kernel.h> #include <linux/errno.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #include <linux/usb.h> #include <linux/mm.h> @@ -673,14 +672,11 @@ static int v4l_stk_open(struct file *fp) vdev = video_devdata(fp); dev = vdev_to_camera(vdev); - lock_kernel(); if (dev == NULL || !is_present(dev)) { - unlock_kernel(); return -ENXIO; } fp->private_data = dev; usb_autopm_get_interface(dev->interface); - unlock_kernel(); return 0; } diff --git a/drivers/media/video/tlg2300/pd-main.c b/drivers/media/video/tlg2300/pd-main.c index 4555f4a5f4c..c91424c0c13 100644 --- a/drivers/media/video/tlg2300/pd-main.c +++ b/drivers/media/video/tlg2300/pd-main.c @@ -36,7 +36,6 @@ #include <linux/string.h> #include <linux/types.h> #include <linux/firmware.h> -#include <linux/smp_lock.h> #include "vendorcmds.h" #include "pd-common.h" @@ -485,15 +484,11 @@ static void poseidon_disconnect(struct usb_interface *interface) /*unregister v4l2 device */ v4l2_device_unregister(&pd->v4l2_dev); - lock_kernel(); - { - pd_dvb_usb_device_exit(pd); - poseidon_fm_exit(pd); + pd_dvb_usb_device_exit(pd); + poseidon_fm_exit(pd); - poseidon_audio_free(pd); - pd_video_exit(pd); - } - unlock_kernel(); + poseidon_audio_free(pd); + pd_video_exit(pd); usb_set_intfdata(interface, NULL); kref_put(&pd->kref, poseidon_delete); diff --git a/drivers/media/video/usbvideo/vicam.c b/drivers/media/video/usbvideo/vicam.c index 5d6fd01f918..dc17cce2fbb 100644 --- a/drivers/media/video/usbvideo/vicam.c +++ b/drivers/media/video/usbvideo/vicam.c @@ -43,7 +43,6 @@ #include <linux/vmalloc.h> #include <linux/mm.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #include <linux/mutex.h> #include <linux/firmware.h> #include <linux/ihex.h> @@ -483,29 +482,28 @@ vicam_open(struct file *file) return -EINVAL; } - /* the videodev_lock held above us protects us from - * simultaneous opens...for now. we probably shouldn't - * rely on this fact forever. + /* cam_lock/open_count protects us from simultaneous opens + * ... for now. we probably shouldn't rely on this fact forever. */ - lock_kernel(); + mutex_lock(&cam->cam_lock); if (cam->open_count > 0) { printk(KERN_INFO "vicam_open called on already opened camera"); - unlock_kernel(); + mutex_unlock(&cam->cam_lock); return -EBUSY; } cam->raw_image = kmalloc(VICAM_MAX_READ_SIZE, GFP_KERNEL); if (!cam->raw_image) { - unlock_kernel(); + mutex_unlock(&cam->cam_lock); return -ENOMEM; } cam->framebuf = rvmalloc(VICAM_MAX_FRAME_SIZE * VICAM_FRAMES); if (!cam->framebuf) { kfree(cam->raw_image); - unlock_kernel(); + mutex_unlock(&cam->cam_lock); return -ENOMEM; } @@ -513,10 +511,17 @@ vicam_open(struct file *file) if (!cam->cntrlbuf) { kfree(cam->raw_image); rvfree(cam->framebuf, VICAM_MAX_FRAME_SIZE * VICAM_FRAMES); - unlock_kernel(); + mutex_unlock(&cam->cam_lock); return -ENOMEM; } + cam->needsDummyRead = 1; + cam->open_count++; + + file->private_data = cam; + mutex_unlock(&cam->cam_lock); + + // First upload firmware, then turn the camera on if (!cam->is_initialized) { @@ -527,12 +532,6 @@ vicam_open(struct file *file) set_camera_power(cam, 1); - cam->needsDummyRead = 1; - cam->open_count++; - - file->private_data = cam; - unlock_kernel(); - return 0; } diff --git a/drivers/media/video/usbvision/usbvision-video.c b/drivers/media/video/usbvision/usbvision-video.c index db6b828594f..011c0c38699 100644 --- a/drivers/media/video/usbvision/usbvision-video.c +++ b/drivers/media/video/usbvision/usbvision-video.c @@ -50,7 +50,6 @@ #include <linux/list.h> #include <linux/timer.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #include <linux/mm.h> #include <linux/highmem.h> #include <linux/vmalloc.h> diff --git a/drivers/media/video/v4l2-compat-ioctl32.c b/drivers/media/video/v4l2-compat-ioctl32.c index 86294ed35c9..e30e8dfb620 100644 --- a/drivers/media/video/v4l2-compat-ioctl32.c +++ b/drivers/media/video/v4l2-compat-ioctl32.c @@ -18,7 +18,6 @@ #include <linux/videodev.h> #include <linux/videodev2.h> #include <linux/module.h> -#include <linux/smp_lock.h> #include <media/v4l2-ioctl.h> #ifdef CONFIG_COMPAT diff --git a/drivers/media/video/v4l2-dev.c b/drivers/media/video/v4l2-dev.c index 0ca7978654b..03f7f4670e9 100644 --- a/drivers/media/video/v4l2-dev.c +++ b/drivers/media/video/v4l2-dev.c @@ -25,7 +25,6 @@ #include <linux/init.h> #include <linux/kmod.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #include <asm/uaccess.h> #include <asm/system.h> @@ -247,10 +246,12 @@ static long v4l2_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) mutex_unlock(vdev->lock); } else if (vdev->fops->ioctl) { /* TODO: convert all drivers to unlocked_ioctl */ - lock_kernel(); + static DEFINE_MUTEX(v4l2_ioctl_mutex); + + mutex_lock(&v4l2_ioctl_mutex); if (video_is_registered(vdev)) ret = vdev->fops->ioctl(filp, cmd, arg); - unlock_kernel(); + mutex_unlock(&v4l2_ioctl_mutex); } else ret = -ENOTTY; diff --git a/drivers/media/video/zoran/zoran.h b/drivers/media/video/zoran/zoran.h index 37fe16181e3..27f05551183 100644 --- a/drivers/media/video/zoran/zoran.h +++ b/drivers/media/video/zoran/zoran.h @@ -388,6 +388,7 @@ struct zoran { struct videocodec *vfe; /* video front end */ struct mutex resource_lock; /* prevent evil stuff */ + struct mutex other_lock; /* please merge with above */ u8 initialized; /* flag if zoran has been correctly initialized */ int user; /* number of current users */ diff --git a/drivers/media/video/zoran/zoran_card.c b/drivers/media/video/zoran/zoran_card.c index 0aac376c3f7..7e6d62467ea 100644 --- a/drivers/media/video/zoran/zoran_card.c +++ b/drivers/media/video/zoran/zoran_card.c @@ -1227,6 +1227,7 @@ static int __devinit zoran_probe(struct pci_dev *pdev, snprintf(ZR_DEVNAME(zr), sizeof(ZR_DEVNAME(zr)), "MJPEG[%u]", zr->id); spin_lock_init(&zr->spinlock); mutex_init(&zr->resource_lock); + mutex_init(&zr->other_lock); if (pci_enable_device(pdev)) goto zr_unreg; pci_read_config_byte(zr->pci_dev, PCI_CLASS_REVISION, &zr->revision); diff --git a/drivers/media/video/zoran/zoran_driver.c b/drivers/media/video/zoran/zoran_driver.c index 401082b853f..67a52e844ae 100644 --- a/drivers/media/video/zoran/zoran_driver.c +++ b/drivers/media/video/zoran/zoran_driver.c @@ -49,7 +49,6 @@ #include <linux/module.h> #include <linux/delay.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #include <linux/pci.h> #include <linux/vmalloc.h> #include <linux/wait.h> @@ -913,7 +912,7 @@ static int zoran_open(struct file *file) dprintk(2, KERN_INFO "%s: %s(%s, pid=[%d]), users(-)=%d\n", ZR_DEVNAME(zr), __func__, current->comm, task_pid_nr(current), zr->user + 1); - lock_kernel(); + mutex_lock(&zr->other_lock); if (zr->user >= 2048) { dprintk(1, KERN_ERR "%s: too many users (%d) on device\n", @@ -963,14 +962,14 @@ static int zoran_open(struct file *file) file->private_data = fh; fh->zr = zr; zoran_open_init_session(fh); - unlock_kernel(); + mutex_unlock(&zr->other_lock); return 0; fail_fh: kfree(fh); fail_unlock: - unlock_kernel(); + mutex_unlock(&zr->other_lock); dprintk(2, KERN_INFO "%s: open failed (%d), users(-)=%d\n", ZR_DEVNAME(zr), res, zr->user); @@ -989,7 +988,7 @@ zoran_close(struct file *file) /* kernel locks (fs/device.c), so don't do that ourselves * (prevents deadlocks) */ - /*mutex_lock(&zr->resource_lock);*/ + mutex_lock(&zr->other_lock); zoran_close_end_session(fh); @@ -1023,6 +1022,7 @@ zoran_close(struct file *file) encoder_call(zr, video, s_routing, 2, 0, 0); } } + mutex_unlock(&zr->other_lock); file->private_data = NULL; kfree(fh->overlay_mask); @@ -3370,11 +3370,26 @@ static const struct v4l2_ioctl_ops zoran_ioctl_ops = { #endif }; +/* please use zr->resource_lock consistently and kill this wrapper */ +static long zoran_ioctl(struct file *file, unsigned int cmd, + unsigned long arg) +{ + struct zoran_fh *fh = file->private_data; + struct zoran *zr = fh->zr; + int ret; + + mutex_lock(&zr->other_lock); + ret = video_ioctl2(file, cmd, arg); + mutex_unlock(&zr->other_lock); + + return ret; +} + static const struct v4l2_file_operations zoran_fops = { .owner = THIS_MODULE, .open = zoran_open, .release = zoran_close, - .ioctl = video_ioctl2, + .unlocked_ioctl = zoran_ioctl, .read = zoran_read, .write = zoran_write, .mmap = zoran_mmap, diff --git a/drivers/message/fusion/mptfc.c b/drivers/message/fusion/mptfc.c index e15220ff52f..d784c36707c 100644 --- a/drivers/message/fusion/mptfc.c +++ b/drivers/message/fusion/mptfc.c @@ -97,8 +97,7 @@ static u8 mptfcInternalCtx = MPT_MAX_PROTOCOL_DRIVERS; static int mptfc_target_alloc(struct scsi_target *starget); static int mptfc_slave_alloc(struct scsi_device *sdev); -static int mptfc_qcmd(struct scsi_cmnd *SCpnt, - void (*done)(struct scsi_cmnd *)); +static int mptfc_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *SCpnt); static void mptfc_target_destroy(struct scsi_target *starget); static void mptfc_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout); static void __devexit mptfc_remove(struct pci_dev *pdev); @@ -650,7 +649,7 @@ mptfc_slave_alloc(struct scsi_device *sdev) } static int -mptfc_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) +mptfc_qcmd_lck(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) { struct mptfc_rport_info *ri; struct fc_rport *rport = starget_to_rport(scsi_target(SCpnt->device)); @@ -681,6 +680,8 @@ mptfc_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) return mptscsih_qcmd(SCpnt,done); } +static DEF_SCSI_QCMD(mptfc_qcmd) + /* * mptfc_display_port_link_speed - displaying link speed * @ioc: Pointer to MPT_ADAPTER structure diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c index 83a5115f025..d48c2c6058e 100644 --- a/drivers/message/fusion/mptsas.c +++ b/drivers/message/fusion/mptsas.c @@ -1889,7 +1889,7 @@ mptsas_slave_alloc(struct scsi_device *sdev) } static int -mptsas_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) +mptsas_qcmd_lck(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) { MPT_SCSI_HOST *hd; MPT_ADAPTER *ioc; @@ -1913,6 +1913,8 @@ mptsas_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) return mptscsih_qcmd(SCpnt,done); } +static DEF_SCSI_QCMD(mptsas_qcmd) + /** * mptsas_mptsas_eh_timed_out - resets the scsi_cmnd timeout * if the device under question is currently in the diff --git a/drivers/message/fusion/mptspi.c b/drivers/message/fusion/mptspi.c index 0e2803155ae..6d9568d2ec5 100644 --- a/drivers/message/fusion/mptspi.c +++ b/drivers/message/fusion/mptspi.c @@ -780,7 +780,7 @@ static int mptspi_slave_configure(struct scsi_device *sdev) } static int -mptspi_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) +mptspi_qcmd_lck(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) { struct _MPT_SCSI_HOST *hd = shost_priv(SCpnt->device->host); VirtDevice *vdevice = SCpnt->device->hostdata; @@ -805,6 +805,8 @@ mptspi_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) return mptscsih_qcmd(SCpnt,done); } +static DEF_SCSI_QCMD(mptspi_qcmd) + static void mptspi_slave_destroy(struct scsi_device *sdev) { struct scsi_target *starget = scsi_target(sdev); diff --git a/drivers/message/i2o/i2o_scsi.c b/drivers/message/i2o/i2o_scsi.c index ea6b2197da8..97bdf82ec90 100644 --- a/drivers/message/i2o/i2o_scsi.c +++ b/drivers/message/i2o/i2o_scsi.c @@ -506,7 +506,7 @@ static struct i2o_driver i2o_scsi_driver = { * Locks: takes the controller lock on error path only */ -static int i2o_scsi_queuecommand(struct scsi_cmnd *SCpnt, +static int i2o_scsi_queuecommand_lck(struct scsi_cmnd *SCpnt, void (*done) (struct scsi_cmnd *)) { struct i2o_controller *c; @@ -688,7 +688,9 @@ static int i2o_scsi_queuecommand(struct scsi_cmnd *SCpnt, exit: return rc; -}; +} + +static DEF_SCSI_QCMD(i2o_scsi_queuecommand) /** * i2o_scsi_abort - abort a running command diff --git a/drivers/misc/apds9802als.c b/drivers/misc/apds9802als.c index f9b91ba8900..644d4cd071c 100644 --- a/drivers/misc/apds9802als.c +++ b/drivers/misc/apds9802als.c @@ -123,7 +123,7 @@ static ssize_t als_sensing_range_store(struct device *dev, { struct i2c_client *client = to_i2c_client(dev); struct als_data *data = i2c_get_clientdata(client); - unsigned int ret_val; + int ret_val; unsigned long val; if (strict_strtoul(buf, 10, &val)) @@ -251,7 +251,6 @@ static int apds9802als_probe(struct i2c_client *client, return res; als_error1: - i2c_set_clientdata(client, NULL); kfree(data); return res; } diff --git a/drivers/misc/bh1770glc.c b/drivers/misc/bh1770glc.c index cee632e645e..d79a972f2c7 100644 --- a/drivers/misc/bh1770glc.c +++ b/drivers/misc/bh1770glc.c @@ -649,7 +649,7 @@ static ssize_t bh1770_power_state_store(struct device *dev, { struct bh1770_chip *chip = dev_get_drvdata(dev); unsigned long value; - size_t ret; + ssize_t ret; if (strict_strtoul(buf, 0, &value)) return -EINVAL; @@ -659,8 +659,12 @@ static ssize_t bh1770_power_state_store(struct device *dev, pm_runtime_get_sync(dev); ret = bh1770_lux_rate(chip, chip->lux_rate_index); - ret |= bh1770_lux_interrupt_control(chip, BH1770_ENABLE); + if (ret < 0) { + pm_runtime_put(dev); + goto leave; + } + ret = bh1770_lux_interrupt_control(chip, BH1770_ENABLE); if (ret < 0) { pm_runtime_put(dev); goto leave; diff --git a/drivers/misc/isl29020.c b/drivers/misc/isl29020.c index 34fe835921c..ca47e628507 100644 --- a/drivers/misc/isl29020.c +++ b/drivers/misc/isl29020.c @@ -87,7 +87,7 @@ static ssize_t als_sensing_range_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct i2c_client *client = to_i2c_client(dev); - unsigned int ret_val; + int ret_val; unsigned long val; if (strict_strtoul(buf, 10, &val)) @@ -106,6 +106,8 @@ static ssize_t als_sensing_range_store(struct device *dev, val = 4; ret_val = i2c_smbus_read_byte_data(client, 0x00); + if (ret_val < 0) + return ret_val; ret_val &= 0xFC; /*reset the bit before setting them */ ret_val |= val - 1; diff --git a/drivers/net/atlx/atl1.c b/drivers/net/atlx/atl1.c index 43579b3b24a..53363108994 100644 --- a/drivers/net/atlx/atl1.c +++ b/drivers/net/atlx/atl1.c @@ -3043,7 +3043,6 @@ static int __devinit atl1_probe(struct pci_dev *pdev, atl1_pcie_patch(adapter); /* assume we have no link for now */ netif_carrier_off(netdev); - netif_stop_queue(netdev); setup_timer(&adapter->phy_config_timer, atl1_phy_config, (unsigned long)adapter); diff --git a/drivers/net/bnx2x/bnx2x.h b/drivers/net/bnx2x/bnx2x.h index 9eea225deca..863e73a85fb 100644 --- a/drivers/net/bnx2x/bnx2x.h +++ b/drivers/net/bnx2x/bnx2x.h @@ -20,8 +20,8 @@ * (you will need to reboot afterwards) */ /* #define BNX2X_STOP_ON_ERROR */ -#define DRV_MODULE_VERSION "1.60.00-3" -#define DRV_MODULE_RELDATE "2010/10/19" +#define DRV_MODULE_VERSION "1.60.00-4" +#define DRV_MODULE_RELDATE "2010/11/01" #define BNX2X_BC_VER 0x040200 #define BNX2X_MULTI_QUEUE diff --git a/drivers/net/bnx2x/bnx2x_cmn.c b/drivers/net/bnx2x/bnx2x_cmn.c index 459614d2d7b..94d5f59d5a6 100644 --- a/drivers/net/bnx2x/bnx2x_cmn.c +++ b/drivers/net/bnx2x/bnx2x_cmn.c @@ -1680,7 +1680,7 @@ static inline u32 bnx2x_xmit_type(struct bnx2x *bp, struct sk_buff *skb) rc = XMIT_PLAIN; else { - if (skb->protocol == htons(ETH_P_IPV6)) { + if (vlan_get_protocol(skb) == htons(ETH_P_IPV6)) { rc = XMIT_CSUM_V6; if (ipv6_hdr(skb)->nexthdr == IPPROTO_TCP) rc |= XMIT_CSUM_TCP; diff --git a/drivers/net/bnx2x/bnx2x_hsi.h b/drivers/net/bnx2x/bnx2x_hsi.h index 18c8e23a0e8..4cfd4e9b558 100644 --- a/drivers/net/bnx2x/bnx2x_hsi.h +++ b/drivers/net/bnx2x/bnx2x_hsi.h @@ -244,7 +244,14 @@ struct port_hw_cfg { /* port 0: 0x12c port 1: 0x2bc */ u16 xgxs_config_tx[4]; /* 0x1A0 */ - u32 Reserved1[57]; /* 0x1A8 */ + u32 Reserved1[56]; /* 0x1A8 */ + u32 default_cfg; /* 0x288 */ + /* Enable BAM on KR */ +#define PORT_HW_CFG_ENABLE_BAM_ON_KR_MASK 0x00100000 +#define PORT_HW_CFG_ENABLE_BAM_ON_KR_SHIFT 20 +#define PORT_HW_CFG_ENABLE_BAM_ON_KR_DISABLED 0x00000000 +#define PORT_HW_CFG_ENABLE_BAM_ON_KR_ENABLED 0x00100000 + u32 speed_capability_mask2; /* 0x28C */ #define PORT_HW_CFG_SPEED_CAPABILITY2_D3_MASK 0x0000FFFF #define PORT_HW_CFG_SPEED_CAPABILITY2_D3_SHIFT 0 diff --git a/drivers/net/bnx2x/bnx2x_link.c b/drivers/net/bnx2x/bnx2x_link.c index 2326774df84..58091961925 100644 --- a/drivers/net/bnx2x/bnx2x_link.c +++ b/drivers/net/bnx2x/bnx2x_link.c @@ -610,7 +610,7 @@ static u8 bnx2x_bmac_enable(struct link_params *params, /* reset and unreset the BigMac */ REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port)); - udelay(10); + msleep(1); REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port)); @@ -3525,13 +3525,19 @@ static u8 bnx2x_8073_config_init(struct bnx2x_phy *phy, DP(NETIF_MSG_LINK, "Before rom RX_ALARM(port1): 0x%x\n", tmp1); /* Enable CL37 BAM */ - bnx2x_cl45_read(bp, phy, - MDIO_AN_DEVAD, - MDIO_AN_REG_8073_BAM, &val); - bnx2x_cl45_write(bp, phy, - MDIO_AN_DEVAD, - MDIO_AN_REG_8073_BAM, val | 1); + if (REG_RD(bp, params->shmem_base + + offsetof(struct shmem_region, dev_info. + port_hw_config[params->port].default_cfg)) & + PORT_HW_CFG_ENABLE_BAM_ON_KR_ENABLED) { + bnx2x_cl45_read(bp, phy, + MDIO_AN_DEVAD, + MDIO_AN_REG_8073_BAM, &val); + bnx2x_cl45_write(bp, phy, + MDIO_AN_DEVAD, + MDIO_AN_REG_8073_BAM, val | 1); + DP(NETIF_MSG_LINK, "Enable CL37 BAM on KR\n"); + } if (params->loopback_mode == LOOPBACK_EXT) { bnx2x_807x_force_10G(bp, phy); DP(NETIF_MSG_LINK, "Forced speed 10G on 807X\n"); @@ -5302,7 +5308,7 @@ static u8 bnx2x_848xx_cmn_config_init(struct bnx2x_phy *phy, { struct bnx2x *bp = params->bp; u16 autoneg_val, an_1000_val, an_10_100_val; - bnx2x_wait_reset_complete(bp, phy); + bnx2x_bits_en(bp, NIG_REG_LATCH_BC_0 + params->port*4, 1 << NIG_LATCH_BC_ENABLE_MI_INT); @@ -5431,6 +5437,7 @@ static u8 bnx2x_8481_config_init(struct bnx2x_phy *phy, /* HW reset */ bnx2x_ext_phy_hw_reset(bp, params->port); + bnx2x_wait_reset_complete(bp, phy); bnx2x_cl45_write(bp, phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_CTRL, 1<<15); return bnx2x_848xx_cmn_config_init(phy, params, vars); @@ -5441,7 +5448,7 @@ static u8 bnx2x_848x3_config_init(struct bnx2x_phy *phy, struct link_vars *vars) { struct bnx2x *bp = params->bp; - u8 port = params->port, initialize = 1; + u8 port, initialize = 1; u16 val; u16 temp; u32 actual_phy_selection; @@ -5450,11 +5457,16 @@ static u8 bnx2x_848x3_config_init(struct bnx2x_phy *phy, /* This is just for MDIO_CTL_REG_84823_MEDIA register. */ msleep(1); + if (CHIP_IS_E2(bp)) + port = BP_PATH(bp); + else + port = params->port; bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_3, MISC_REGISTERS_GPIO_OUTPUT_HIGH, port); - msleep(200); /* 100 is not enough */ - + bnx2x_wait_reset_complete(bp, phy); + /* Wait for GPHY to come out of reset */ + msleep(50); /* BCM84823 requires that XGXS links up first @ 10G for normal behavior */ temp = vars->line_speed; @@ -5625,7 +5637,11 @@ static void bnx2x_848x3_link_reset(struct bnx2x_phy *phy, struct link_params *params) { struct bnx2x *bp = params->bp; - u8 port = params->port; + u8 port; + if (CHIP_IS_E2(bp)) + port = BP_PATH(bp); + else + port = params->port; bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_3, MISC_REGISTERS_GPIO_OUTPUT_LOW, port); @@ -6928,7 +6944,7 @@ u8 bnx2x_link_reset(struct link_params *params, struct link_vars *vars, u8 reset_ext_phy) { struct bnx2x *bp = params->bp; - u8 phy_index, port = params->port; + u8 phy_index, port = params->port, clear_latch_ind = 0; DP(NETIF_MSG_LINK, "Resetting the link of port %d\n", port); /* disable attentions */ vars->link_status = 0; @@ -6966,9 +6982,18 @@ u8 bnx2x_link_reset(struct link_params *params, struct link_vars *vars, params->phy[phy_index].link_reset( ¶ms->phy[phy_index], params); + if (params->phy[phy_index].flags & + FLAGS_REARM_LATCH_SIGNAL) + clear_latch_ind = 1; } } + if (clear_latch_ind) { + /* Clear latching indication */ + bnx2x_rearm_latch_signal(bp, port, 0); + bnx2x_bits_dis(bp, NIG_REG_LATCH_BC_0 + port*4, + 1 << NIG_LATCH_BC_ENABLE_MI_INT); + } if (params->phy[INT_PHY].link_reset) params->phy[INT_PHY].link_reset( ¶ms->phy[INT_PHY], params); @@ -6999,6 +7024,7 @@ static u8 bnx2x_8073_common_init_phy(struct bnx2x *bp, s8 port; s8 port_of_path = 0; + bnx2x_ext_phy_hw_reset(bp, 0); /* PART1 - Reset both phys */ for (port = PORT_MAX - 1; port >= PORT_0; port--) { u32 shmem_base, shmem2_base; @@ -7021,7 +7047,8 @@ static u8 bnx2x_8073_common_init_phy(struct bnx2x *bp, return -EINVAL; } /* disable attentions */ - bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, + bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + + port_of_path*4, (NIG_MASK_XGXS0_LINK_STATUS | NIG_MASK_XGXS0_LINK10G | NIG_MASK_SERDES0_LINK_STATUS | @@ -7132,7 +7159,7 @@ static u8 bnx2x_8726_common_init_phy(struct bnx2x *bp, (1<<(MISC_REGISTERS_GPIO_3 + MISC_REGISTERS_GPIO_PORT_SHIFT))); REG_WR(bp, MISC_REG_GPIO_EVENT_EN, val); - bnx2x_ext_phy_hw_reset(bp, 1); + bnx2x_ext_phy_hw_reset(bp, 0); msleep(5); for (port = 0; port < PORT_MAX; port++) { u32 shmem_base, shmem2_base; diff --git a/drivers/net/caif/caif_spi.c b/drivers/net/caif/caif_spi.c index 8427533fe31..8b4cea57a6c 100644 --- a/drivers/net/caif/caif_spi.c +++ b/drivers/net/caif/caif_spi.c @@ -33,6 +33,9 @@ MODULE_LICENSE("GPL"); MODULE_AUTHOR("Daniel Martensson<daniel.martensson@stericsson.com>"); MODULE_DESCRIPTION("CAIF SPI driver"); +/* Returns the number of padding bytes for alignment. */ +#define PAD_POW2(x, pow) ((((x)&((pow)-1))==0) ? 0 : (((pow)-((x)&((pow)-1))))) + static int spi_loop; module_param(spi_loop, bool, S_IRUGO); MODULE_PARM_DESC(spi_loop, "SPI running in loopback mode."); @@ -41,7 +44,10 @@ MODULE_PARM_DESC(spi_loop, "SPI running in loopback mode."); module_param(spi_frm_align, int, S_IRUGO); MODULE_PARM_DESC(spi_frm_align, "SPI frame alignment."); -/* SPI padding options. */ +/* + * SPI padding options. + * Warning: must be a base of 2 (& operation used) and can not be zero ! + */ module_param(spi_up_head_align, int, S_IRUGO); MODULE_PARM_DESC(spi_up_head_align, "SPI uplink head alignment."); @@ -240,15 +246,13 @@ static ssize_t dbgfs_frame(struct file *file, char __user *user_buf, static const struct file_operations dbgfs_state_fops = { .open = dbgfs_open, .read = dbgfs_state, - .owner = THIS_MODULE, - .llseek = default_llseek, + .owner = THIS_MODULE }; static const struct file_operations dbgfs_frame_fops = { .open = dbgfs_open, .read = dbgfs_frame, - .owner = THIS_MODULE, - .llseek = default_llseek, + .owner = THIS_MODULE }; static inline void dev_debugfs_add(struct cfspi *cfspi) @@ -337,6 +341,9 @@ int cfspi_xmitfrm(struct cfspi *cfspi, u8 *buf, size_t len) u8 *dst = buf; caif_assert(buf); + if (cfspi->slave && !cfspi->slave_talked) + cfspi->slave_talked = true; + do { struct sk_buff *skb; struct caif_payload_info *info; @@ -357,8 +364,8 @@ int cfspi_xmitfrm(struct cfspi *cfspi, u8 *buf, size_t len) * Compute head offset i.e. number of bytes to add to * get the start of the payload aligned. */ - if (spi_up_head_align) { - spad = 1 + ((info->hdr_len + 1) & spi_up_head_align); + if (spi_up_head_align > 1) { + spad = 1 + PAD_POW2((info->hdr_len + 1), spi_up_head_align); *dst = (u8)(spad - 1); dst += spad; } @@ -373,7 +380,7 @@ int cfspi_xmitfrm(struct cfspi *cfspi, u8 *buf, size_t len) * Compute tail offset i.e. number of bytes to add to * get the complete CAIF frame aligned. */ - epad = (skb->len + spad) & spi_up_tail_align; + epad = PAD_POW2((skb->len + spad), spi_up_tail_align); dst += epad; dev_kfree_skb(skb); @@ -417,14 +424,14 @@ int cfspi_xmitlen(struct cfspi *cfspi) * Compute head offset i.e. number of bytes to add to * get the start of the payload aligned. */ - if (spi_up_head_align) - spad = 1 + ((info->hdr_len + 1) & spi_up_head_align); + if (spi_up_head_align > 1) + spad = 1 + PAD_POW2((info->hdr_len + 1), spi_up_head_align); /* * Compute tail offset i.e. number of bytes to add to * get the complete CAIF frame aligned. */ - epad = (skb->len + spad) & spi_up_tail_align; + epad = PAD_POW2((skb->len + spad), spi_up_tail_align); if ((skb->len + spad + epad + frm_len) <= CAIF_MAX_SPI_FRAME) { skb_queue_tail(&cfspi->chead, skb); @@ -433,6 +440,7 @@ int cfspi_xmitlen(struct cfspi *cfspi) } else { /* Put back packet. */ skb_queue_head(&cfspi->qhead, skb); + break; } } while (pkts <= CAIF_MAX_SPI_PKTS); @@ -453,6 +461,15 @@ static void cfspi_ss_cb(bool assert, struct cfspi_ifc *ifc) { struct cfspi *cfspi = (struct cfspi *)ifc->priv; + /* + * The slave device is the master on the link. Interrupts before the + * slave has transmitted are considered spurious. + */ + if (cfspi->slave && !cfspi->slave_talked) { + printk(KERN_WARNING "CFSPI: Spurious SS interrupt.\n"); + return; + } + if (!in_interrupt()) spin_lock(&cfspi->lock); if (assert) { @@ -465,7 +482,8 @@ static void cfspi_ss_cb(bool assert, struct cfspi_ifc *ifc) spin_unlock(&cfspi->lock); /* Wake up the xfer thread. */ - wake_up_interruptible(&cfspi->wait); + if (assert) + wake_up_interruptible(&cfspi->wait); } static void cfspi_xfer_done_cb(struct cfspi_ifc *ifc) @@ -523,7 +541,7 @@ int cfspi_rxfrm(struct cfspi *cfspi, u8 *buf, size_t len) * Compute head offset i.e. number of bytes added to * get the start of the payload aligned. */ - if (spi_down_head_align) { + if (spi_down_head_align > 1) { spad = 1 + *src; src += spad; } @@ -564,7 +582,7 @@ int cfspi_rxfrm(struct cfspi *cfspi, u8 *buf, size_t len) * Compute tail offset i.e. number of bytes added to * get the complete CAIF frame aligned. */ - epad = (pkt_len + spad) & spi_down_tail_align; + epad = PAD_POW2((pkt_len + spad), spi_down_tail_align); src += epad; } while ((src - buf) < len); @@ -625,11 +643,20 @@ int cfspi_spi_probe(struct platform_device *pdev) cfspi->ndev = ndev; cfspi->pdev = pdev; - /* Set flow info */ + /* Set flow info. */ cfspi->flow_off_sent = 0; cfspi->qd_low_mark = LOW_WATER_MARK; cfspi->qd_high_mark = HIGH_WATER_MARK; + /* Set slave info. */ + if (!strncmp(cfspi_spi_driver.driver.name, "cfspi_sspi", 10)) { + cfspi->slave = true; + cfspi->slave_talked = false; + } else { + cfspi->slave = false; + cfspi->slave_talked = false; + } + /* Assign the SPI device. */ cfspi->dev = dev; /* Assign the device ifc to this SPI interface. */ diff --git a/drivers/net/caif/caif_spi_slave.c b/drivers/net/caif/caif_spi_slave.c index 2111dbfea6f..1b9943a4eda 100644 --- a/drivers/net/caif/caif_spi_slave.c +++ b/drivers/net/caif/caif_spi_slave.c @@ -36,10 +36,15 @@ static inline int forward_to_spi_cmd(struct cfspi *cfspi) #endif int spi_frm_align = 2; -int spi_up_head_align = 1; -int spi_up_tail_align; -int spi_down_head_align = 3; -int spi_down_tail_align = 1; + +/* + * SPI padding options. + * Warning: must be a base of 2 (& operation used) and can not be zero ! + */ +int spi_up_head_align = 1 << 1; +int spi_up_tail_align = 1 << 0; +int spi_down_head_align = 1 << 2; +int spi_down_tail_align = 1 << 1; #ifdef CONFIG_DEBUG_FS static inline void debugfs_store_prev(struct cfspi *cfspi) diff --git a/drivers/net/cxgb3/cxgb3_main.c b/drivers/net/cxgb3/cxgb3_main.c index 407d4e27207..046d846c652 100644 --- a/drivers/net/cxgb3/cxgb3_main.c +++ b/drivers/net/cxgb3/cxgb3_main.c @@ -3341,7 +3341,6 @@ static int __devinit init_one(struct pci_dev *pdev, adapter->name = adapter->port[i]->name; __set_bit(i, &adapter->registered_device_map); - netif_tx_stop_all_queues(adapter->port[i]); } } if (!adapter->registered_device_map) { diff --git a/drivers/net/cxgb4/cxgb4_main.c b/drivers/net/cxgb4/cxgb4_main.c index f17703f410b..f50bc98310f 100644 --- a/drivers/net/cxgb4/cxgb4_main.c +++ b/drivers/net/cxgb4/cxgb4_main.c @@ -3736,7 +3736,6 @@ static int __devinit init_one(struct pci_dev *pdev, __set_bit(i, &adapter->registered_device_map); adapter->chan_map[adap2pinfo(adapter, i)->tx_chan] = i; - netif_tx_stop_all_queues(adapter->port[i]); } } if (!adapter->registered_device_map) { diff --git a/drivers/net/cxgb4vf/cxgb4vf_main.c b/drivers/net/cxgb4vf/cxgb4vf_main.c index 555ecc5a2e9..c3449bbc585 100644 --- a/drivers/net/cxgb4vf/cxgb4vf_main.c +++ b/drivers/net/cxgb4vf/cxgb4vf_main.c @@ -753,7 +753,9 @@ static int cxgb4vf_open(struct net_device *dev) if (err) return err; set_bit(pi->port_id, &adapter->open_device_map); - link_start(dev); + err = link_start(dev); + if (err) + return err; netif_tx_start_all_queues(dev); return 0; } @@ -1103,18 +1105,6 @@ static int cxgb4vf_set_mac_addr(struct net_device *dev, void *_addr) return 0; } -/* - * Return a TX Queue on which to send the specified skb. - */ -static u16 cxgb4vf_select_queue(struct net_device *dev, struct sk_buff *skb) -{ - /* - * XXX For now just use the default hash but we probably want to - * XXX look at other possibilities ... - */ - return skb_tx_hash(dev, skb); -} - #ifdef CONFIG_NET_POLL_CONTROLLER /* * Poll all of our receive queues. This is called outside of normal interrupt @@ -2075,6 +2065,22 @@ static int adap_init0(struct adapter *adapter) } /* + * Some environments do not properly handle PCIE FLRs -- e.g. in Linux + * 2.6.31 and later we can't call pci_reset_function() in order to + * issue an FLR because of a self- deadlock on the device semaphore. + * Meanwhile, the OS infrastructure doesn't issue FLRs in all the + * cases where they're needed -- for instance, some versions of KVM + * fail to reset "Assigned Devices" when the VM reboots. Therefore we + * use the firmware based reset in order to reset any per function + * state. + */ + err = t4vf_fw_reset(adapter); + if (err < 0) { + dev_err(adapter->pdev_dev, "FW reset failed: err=%d\n", err); + return err; + } + + /* * Grab basic operational parameters. These will predominantly have * been set up by the Physical Function Driver or will be hard coded * into the adapter. We just have to live with them ... Note that @@ -2417,7 +2423,6 @@ static const struct net_device_ops cxgb4vf_netdev_ops = { .ndo_get_stats = cxgb4vf_get_stats, .ndo_set_rx_mode = cxgb4vf_set_rxmode, .ndo_set_mac_address = cxgb4vf_set_mac_addr, - .ndo_select_queue = cxgb4vf_select_queue, .ndo_validate_addr = eth_validate_addr, .ndo_do_ioctl = cxgb4vf_do_ioctl, .ndo_change_mtu = cxgb4vf_change_mtu, @@ -2600,7 +2605,6 @@ static int __devinit cxgb4vf_pci_probe(struct pci_dev *pdev, pi->xact_addr_filt = -1; pi->rx_offload = RX_CSO; netif_carrier_off(netdev); - netif_tx_stop_all_queues(netdev); netdev->irq = pdev->irq; netdev->features = (NETIF_F_SG | NETIF_F_TSO | NETIF_F_TSO6 | @@ -2625,7 +2629,6 @@ static int __devinit cxgb4vf_pci_probe(struct pci_dev *pdev, netdev->do_ioctl = cxgb4vf_do_ioctl; netdev->change_mtu = cxgb4vf_change_mtu; netdev->set_mac_address = cxgb4vf_set_mac_addr; - netdev->select_queue = cxgb4vf_select_queue; #ifdef CONFIG_NET_POLL_CONTROLLER netdev->poll_controller = cxgb4vf_poll_controller; #endif @@ -2844,6 +2847,14 @@ static struct pci_device_id cxgb4vf_pci_tbl[] = { CH_DEVICE(0x4800, 0), /* T440-dbg */ CH_DEVICE(0x4801, 0), /* T420-cr */ CH_DEVICE(0x4802, 0), /* T422-cr */ + CH_DEVICE(0x4803, 0), /* T440-cr */ + CH_DEVICE(0x4804, 0), /* T420-bch */ + CH_DEVICE(0x4805, 0), /* T440-bch */ + CH_DEVICE(0x4806, 0), /* T460-ch */ + CH_DEVICE(0x4807, 0), /* T420-so */ + CH_DEVICE(0x4808, 0), /* T420-cx */ + CH_DEVICE(0x4809, 0), /* T420-bt */ + CH_DEVICE(0x480a, 0), /* T404-bt */ { 0, } }; diff --git a/drivers/net/cxgb4vf/sge.c b/drivers/net/cxgb4vf/sge.c index f10864ddafb..ecf0770bf0f 100644 --- a/drivers/net/cxgb4vf/sge.c +++ b/drivers/net/cxgb4vf/sge.c @@ -154,13 +154,14 @@ enum { */ RX_COPY_THRES = 256, RX_PULL_LEN = 128, -}; -/* - * Can't define this in the above enum because PKTSHIFT isn't a constant in - * the VF Driver ... - */ -#define RX_PKT_PULL_LEN (RX_PULL_LEN + PKTSHIFT) + /* + * Main body length for sk_buffs used for RX Ethernet packets with + * fragments. Should be >= RX_PULL_LEN but possibly bigger to give + * pskb_may_pull() some room. + */ + RX_SKB_LEN = 512, +}; /* * Software state per TX descriptor. @@ -1355,6 +1356,67 @@ out_free: } /** + * t4vf_pktgl_to_skb - build an sk_buff from a packet gather list + * @gl: the gather list + * @skb_len: size of sk_buff main body if it carries fragments + * @pull_len: amount of data to move to the sk_buff's main body + * + * Builds an sk_buff from the given packet gather list. Returns the + * sk_buff or %NULL if sk_buff allocation failed. + */ +struct sk_buff *t4vf_pktgl_to_skb(const struct pkt_gl *gl, + unsigned int skb_len, unsigned int pull_len) +{ + struct sk_buff *skb; + struct skb_shared_info *ssi; + + /* + * If the ingress packet is small enough, allocate an skb large enough + * for all of the data and copy it inline. Otherwise, allocate an skb + * with enough room to pull in the header and reference the rest of + * the data via the skb fragment list. + * + * Below we rely on RX_COPY_THRES being less than the smallest Rx + * buff! size, which is expected since buffers are at least + * PAGE_SIZEd. In this case packets up to RX_COPY_THRES have only one + * fragment. + */ + if (gl->tot_len <= RX_COPY_THRES) { + /* small packets have only one fragment */ + skb = alloc_skb(gl->tot_len, GFP_ATOMIC); + if (unlikely(!skb)) + goto out; + __skb_put(skb, gl->tot_len); + skb_copy_to_linear_data(skb, gl->va, gl->tot_len); + } else { + skb = alloc_skb(skb_len, GFP_ATOMIC); + if (unlikely(!skb)) + goto out; + __skb_put(skb, pull_len); + skb_copy_to_linear_data(skb, gl->va, pull_len); + + ssi = skb_shinfo(skb); + ssi->frags[0].page = gl->frags[0].page; + ssi->frags[0].page_offset = gl->frags[0].page_offset + pull_len; + ssi->frags[0].size = gl->frags[0].size - pull_len; + if (gl->nfrags > 1) + memcpy(&ssi->frags[1], &gl->frags[1], + (gl->nfrags-1) * sizeof(skb_frag_t)); + ssi->nr_frags = gl->nfrags; + + skb->len = gl->tot_len; + skb->data_len = skb->len - pull_len; + skb->truesize += skb->data_len; + + /* Get a reference for the last page, we don't own it */ + get_page(gl->frags[gl->nfrags - 1].page); + } + +out: + return skb; +} + +/** * t4vf_pktgl_free - free a packet gather list * @gl: the gather list * @@ -1463,10 +1525,8 @@ int t4vf_ethrx_handler(struct sge_rspq *rspq, const __be64 *rsp, { struct sk_buff *skb; struct port_info *pi; - struct skb_shared_info *ssi; const struct cpl_rx_pkt *pkt = (void *)&rsp[1]; bool csum_ok = pkt->csum_calc && !pkt->err_vec; - unsigned int len = be16_to_cpu(pkt->len); struct sge_eth_rxq *rxq = container_of(rspq, struct sge_eth_rxq, rspq); /* @@ -1481,42 +1541,14 @@ int t4vf_ethrx_handler(struct sge_rspq *rspq, const __be64 *rsp, } /* - * If the ingress packet is small enough, allocate an skb large enough - * for all of the data and copy it inline. Otherwise, allocate an skb - * with enough room to pull in the header and reference the rest of - * the data via the skb fragment list. + * Convert the Packet Gather List into an skb. */ - if (len <= RX_COPY_THRES) { - /* small packets have only one fragment */ - skb = alloc_skb(gl->frags[0].size, GFP_ATOMIC); - if (!skb) - goto nomem; - __skb_put(skb, gl->frags[0].size); - skb_copy_to_linear_data(skb, gl->va, gl->frags[0].size); - } else { - skb = alloc_skb(RX_PKT_PULL_LEN, GFP_ATOMIC); - if (!skb) - goto nomem; - __skb_put(skb, RX_PKT_PULL_LEN); - skb_copy_to_linear_data(skb, gl->va, RX_PKT_PULL_LEN); - - ssi = skb_shinfo(skb); - ssi->frags[0].page = gl->frags[0].page; - ssi->frags[0].page_offset = (gl->frags[0].page_offset + - RX_PKT_PULL_LEN); - ssi->frags[0].size = gl->frags[0].size - RX_PKT_PULL_LEN; - if (gl->nfrags > 1) - memcpy(&ssi->frags[1], &gl->frags[1], - (gl->nfrags-1) * sizeof(skb_frag_t)); - ssi->nr_frags = gl->nfrags; - skb->len = len + PKTSHIFT; - skb->data_len = skb->len - RX_PKT_PULL_LEN; - skb->truesize += skb->data_len; - - /* Get a reference for the last page, we don't own it */ - get_page(gl->frags[gl->nfrags - 1].page); + skb = t4vf_pktgl_to_skb(gl, RX_SKB_LEN, RX_PULL_LEN); + if (unlikely(!skb)) { + t4vf_pktgl_free(gl); + rxq->stats.rx_drops++; + return 0; } - __skb_pull(skb, PKTSHIFT); skb->protocol = eth_type_trans(skb, rspq->netdev); skb_record_rx_queue(skb, rspq->idx); @@ -1549,11 +1581,6 @@ int t4vf_ethrx_handler(struct sge_rspq *rspq, const __be64 *rsp, netif_receive_skb(skb); return 0; - -nomem: - t4vf_pktgl_free(gl); - rxq->stats.rx_drops++; - return 0; } /** @@ -1679,6 +1706,7 @@ int process_responses(struct sge_rspq *rspq, int budget) } len = RSPD_LEN(len); } + gl.tot_len = len; /* * Gather packet fragments. diff --git a/drivers/net/cxgb4vf/t4vf_common.h b/drivers/net/cxgb4vf/t4vf_common.h index 873cb7d86c5..a65c80aed1f 100644 --- a/drivers/net/cxgb4vf/t4vf_common.h +++ b/drivers/net/cxgb4vf/t4vf_common.h @@ -235,6 +235,7 @@ static inline int t4vf_wr_mbox_ns(struct adapter *adapter, const void *cmd, int __devinit t4vf_wait_dev_ready(struct adapter *); int __devinit t4vf_port_init(struct adapter *, int); +int t4vf_fw_reset(struct adapter *); int t4vf_query_params(struct adapter *, unsigned int, const u32 *, u32 *); int t4vf_set_params(struct adapter *, unsigned int, const u32 *, const u32 *); diff --git a/drivers/net/cxgb4vf/t4vf_hw.c b/drivers/net/cxgb4vf/t4vf_hw.c index ea1c123f0cb..e306c20dfae 100644 --- a/drivers/net/cxgb4vf/t4vf_hw.c +++ b/drivers/net/cxgb4vf/t4vf_hw.c @@ -326,6 +326,25 @@ int __devinit t4vf_port_init(struct adapter *adapter, int pidx) } /** + * t4vf_fw_reset - issue a reset to FW + * @adapter: the adapter + * + * Issues a reset command to FW. For a Physical Function this would + * result in the Firmware reseting all of its state. For a Virtual + * Function this just resets the state associated with the VF. + */ +int t4vf_fw_reset(struct adapter *adapter) +{ + struct fw_reset_cmd cmd; + + memset(&cmd, 0, sizeof(cmd)); + cmd.op_to_write = cpu_to_be32(FW_CMD_OP(FW_RESET_CMD) | + FW_CMD_WRITE); + cmd.retval_len16 = cpu_to_be32(FW_LEN16(cmd)); + return t4vf_wr_mbox(adapter, &cmd, sizeof(cmd), NULL); +} + +/** * t4vf_query_params - query FW or device parameters * @adapter: the adapter * @nparams: the number of parameters diff --git a/drivers/net/gianfar_ethtool.c b/drivers/net/gianfar_ethtool.c index 5c566ebc54b..3bc8e276ba4 100644 --- a/drivers/net/gianfar_ethtool.c +++ b/drivers/net/gianfar_ethtool.c @@ -635,9 +635,10 @@ static int gfar_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) if (wol->wolopts & ~WAKE_MAGIC) return -EINVAL; + device_set_wakeup_enable(&dev->dev, wol->wolopts & WAKE_MAGIC); + spin_lock_irqsave(&priv->bflock, flags); - priv->wol_en = wol->wolopts & WAKE_MAGIC ? 1 : 0; - device_set_wakeup_enable(&dev->dev, priv->wol_en); + priv->wol_en = !!device_may_wakeup(&dev->dev); spin_unlock_irqrestore(&priv->bflock, flags); return 0; diff --git a/drivers/net/ibm_newemac/core.c b/drivers/net/ibm_newemac/core.c index 385dc3204cb..06bb9b79945 100644 --- a/drivers/net/ibm_newemac/core.c +++ b/drivers/net/ibm_newemac/core.c @@ -2871,7 +2871,6 @@ static int __devinit emac_probe(struct platform_device *ofdev, SET_ETHTOOL_OPS(ndev, &emac_ethtool_ops); netif_carrier_off(ndev); - netif_stop_queue(ndev); err = register_netdev(ndev); if (err) { diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c index 2bd3eb4ee5a..fbad4d81960 100644 --- a/drivers/net/ixgbe/ixgbe_main.c +++ b/drivers/net/ixgbe/ixgbe_main.c @@ -764,8 +764,9 @@ static bool ixgbe_clean_tx_irq(struct ixgbe_q_vector *q_vector, #ifdef IXGBE_FCOE /* adjust for FCoE Sequence Offload */ if ((adapter->flags & IXGBE_FLAG_FCOE_ENABLED) - && (skb->protocol == htons(ETH_P_FCOE)) && - skb_is_gso(skb)) { + && skb_is_gso(skb) + && vlan_get_protocol(skb) == + htons(ETH_P_FCOE)) { hlen = skb_transport_offset(skb) + sizeof(struct fc_frame_header) + sizeof(struct fcoe_crc_eof); @@ -5823,7 +5824,7 @@ static void ixgbe_watchdog_task(struct work_struct *work) static int ixgbe_tso(struct ixgbe_adapter *adapter, struct ixgbe_ring *tx_ring, struct sk_buff *skb, - u32 tx_flags, u8 *hdr_len) + u32 tx_flags, u8 *hdr_len, __be16 protocol) { struct ixgbe_adv_tx_context_desc *context_desc; unsigned int i; @@ -5841,7 +5842,7 @@ static int ixgbe_tso(struct ixgbe_adapter *adapter, l4len = tcp_hdrlen(skb); *hdr_len += l4len; - if (skb->protocol == htons(ETH_P_IP)) { + if (protocol == htons(ETH_P_IP)) { struct iphdr *iph = ip_hdr(skb); iph->tot_len = 0; iph->check = 0; @@ -5880,7 +5881,7 @@ static int ixgbe_tso(struct ixgbe_adapter *adapter, type_tucmd_mlhl = (IXGBE_TXD_CMD_DEXT | IXGBE_ADVTXD_DTYP_CTXT); - if (skb->protocol == htons(ETH_P_IP)) + if (protocol == htons(ETH_P_IP)) type_tucmd_mlhl |= IXGBE_ADVTXD_TUCMD_IPV4; type_tucmd_mlhl |= IXGBE_ADVTXD_TUCMD_L4T_TCP; context_desc->type_tucmd_mlhl = cpu_to_le32(type_tucmd_mlhl); @@ -5906,16 +5907,10 @@ static int ixgbe_tso(struct ixgbe_adapter *adapter, return false; } -static u32 ixgbe_psum(struct ixgbe_adapter *adapter, struct sk_buff *skb) +static u32 ixgbe_psum(struct ixgbe_adapter *adapter, struct sk_buff *skb, + __be16 protocol) { u32 rtn = 0; - __be16 protocol; - - if (skb->protocol == cpu_to_be16(ETH_P_8021Q)) - protocol = ((const struct vlan_ethhdr *)skb->data)-> - h_vlan_encapsulated_proto; - else - protocol = skb->protocol; switch (protocol) { case cpu_to_be16(ETH_P_IP): @@ -5943,7 +5938,7 @@ static u32 ixgbe_psum(struct ixgbe_adapter *adapter, struct sk_buff *skb) default: if (unlikely(net_ratelimit())) e_warn(probe, "partial checksum but proto=%x!\n", - skb->protocol); + protocol); break; } @@ -5952,7 +5947,8 @@ static u32 ixgbe_psum(struct ixgbe_adapter *adapter, struct sk_buff *skb) static bool ixgbe_tx_csum(struct ixgbe_adapter *adapter, struct ixgbe_ring *tx_ring, - struct sk_buff *skb, u32 tx_flags) + struct sk_buff *skb, u32 tx_flags, + __be16 protocol) { struct ixgbe_adv_tx_context_desc *context_desc; unsigned int i; @@ -5981,7 +5977,7 @@ static bool ixgbe_tx_csum(struct ixgbe_adapter *adapter, IXGBE_ADVTXD_DTYP_CTXT); if (skb->ip_summed == CHECKSUM_PARTIAL) - type_tucmd_mlhl |= ixgbe_psum(adapter, skb); + type_tucmd_mlhl |= ixgbe_psum(adapter, skb, protocol); context_desc->type_tucmd_mlhl = cpu_to_le32(type_tucmd_mlhl); /* use index zero for tx checksum offload */ @@ -6179,7 +6175,7 @@ static void ixgbe_tx_queue(struct ixgbe_adapter *adapter, } static void ixgbe_atr(struct ixgbe_adapter *adapter, struct sk_buff *skb, - int queue, u32 tx_flags) + int queue, u32 tx_flags, __be16 protocol) { struct ixgbe_atr_input atr_input; struct tcphdr *th; @@ -6190,7 +6186,7 @@ static void ixgbe_atr(struct ixgbe_adapter *adapter, struct sk_buff *skb, u8 l4type = 0; /* Right now, we support IPv4 only */ - if (skb->protocol != htons(ETH_P_IP)) + if (protocol != htons(ETH_P_IP)) return; /* check if we're UDP or TCP */ if (iph->protocol == IPPROTO_TCP) { @@ -6257,10 +6253,13 @@ static u16 ixgbe_select_queue(struct net_device *dev, struct sk_buff *skb) { struct ixgbe_adapter *adapter = netdev_priv(dev); int txq = smp_processor_id(); - #ifdef IXGBE_FCOE - if ((skb->protocol == htons(ETH_P_FCOE)) || - (skb->protocol == htons(ETH_P_FIP))) { + __be16 protocol; + + protocol = vlan_get_protocol(skb); + + if ((protocol == htons(ETH_P_FCOE)) || + (protocol == htons(ETH_P_FIP))) { if (adapter->flags & IXGBE_FLAG_FCOE_ENABLED) { txq &= (adapter->ring_feature[RING_F_FCOE].indices - 1); txq += adapter->ring_feature[RING_F_FCOE].mask; @@ -6303,6 +6302,9 @@ netdev_tx_t ixgbe_xmit_frame_ring(struct sk_buff *skb, struct net_device *netdev int tso; int count = 0; unsigned int f; + __be16 protocol; + + protocol = vlan_get_protocol(skb); if (vlan_tx_tag_present(skb)) { tx_flags |= vlan_tx_tag_get(skb); @@ -6323,8 +6325,8 @@ netdev_tx_t ixgbe_xmit_frame_ring(struct sk_buff *skb, struct net_device *netdev /* for FCoE with DCB, we force the priority to what * was specified by the switch */ if (adapter->flags & IXGBE_FLAG_FCOE_ENABLED && - (skb->protocol == htons(ETH_P_FCOE) || - skb->protocol == htons(ETH_P_FIP))) { + (protocol == htons(ETH_P_FCOE) || + protocol == htons(ETH_P_FIP))) { #ifdef CONFIG_IXGBE_DCB if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) { tx_flags &= ~(IXGBE_TX_FLAGS_VLAN_PRIO_MASK @@ -6334,7 +6336,7 @@ netdev_tx_t ixgbe_xmit_frame_ring(struct sk_buff *skb, struct net_device *netdev } #endif /* flag for FCoE offloads */ - if (skb->protocol == htons(ETH_P_FCOE)) + if (protocol == htons(ETH_P_FCOE)) tx_flags |= IXGBE_TX_FLAGS_FCOE; } #endif @@ -6368,9 +6370,10 @@ netdev_tx_t ixgbe_xmit_frame_ring(struct sk_buff *skb, struct net_device *netdev tx_flags |= IXGBE_TX_FLAGS_FSO; #endif /* IXGBE_FCOE */ } else { - if (skb->protocol == htons(ETH_P_IP)) + if (protocol == htons(ETH_P_IP)) tx_flags |= IXGBE_TX_FLAGS_IPV4; - tso = ixgbe_tso(adapter, tx_ring, skb, tx_flags, &hdr_len); + tso = ixgbe_tso(adapter, tx_ring, skb, tx_flags, &hdr_len, + protocol); if (tso < 0) { dev_kfree_skb_any(skb); return NETDEV_TX_OK; @@ -6378,7 +6381,8 @@ netdev_tx_t ixgbe_xmit_frame_ring(struct sk_buff *skb, struct net_device *netdev if (tso) tx_flags |= IXGBE_TX_FLAGS_TSO; - else if (ixgbe_tx_csum(adapter, tx_ring, skb, tx_flags) && + else if (ixgbe_tx_csum(adapter, tx_ring, skb, tx_flags, + protocol) && (skb->ip_summed == CHECKSUM_PARTIAL)) tx_flags |= IXGBE_TX_FLAGS_CSUM; } @@ -6392,7 +6396,7 @@ netdev_tx_t ixgbe_xmit_frame_ring(struct sk_buff *skb, struct net_device *netdev test_bit(__IXGBE_FDIR_INIT_DONE, &tx_ring->reinit_state)) { ixgbe_atr(adapter, skb, tx_ring->queue_index, - tx_flags); + tx_flags, protocol); tx_ring->atr_count = 0; } } diff --git a/drivers/net/jme.c b/drivers/net/jme.c index d85edf3119c..c57d9a43cec 100644 --- a/drivers/net/jme.c +++ b/drivers/net/jme.c @@ -2955,11 +2955,7 @@ jme_init_one(struct pci_dev *pdev, * Tell stack that we are not ready to work until open() */ netif_carrier_off(netdev); - netif_stop_queue(netdev); - /* - * Register netdev - */ rc = register_netdev(netdev); if (rc) { pr_err("Cannot register net device\n"); diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c index a75ba951740..e1d30d7f207 100644 --- a/drivers/net/netxen/netxen_nic_main.c +++ b/drivers/net/netxen/netxen_nic_main.c @@ -41,9 +41,6 @@ MODULE_DESCRIPTION("QLogic/NetXen (1/10) GbE Converged Ethernet Driver"); MODULE_LICENSE("GPL"); MODULE_VERSION(NETXEN_NIC_LINUX_VERSIONID); -MODULE_FIRMWARE(NX_P2_MN_ROMIMAGE_NAME); -MODULE_FIRMWARE(NX_P3_CT_ROMIMAGE_NAME); -MODULE_FIRMWARE(NX_P3_MN_ROMIMAGE_NAME); MODULE_FIRMWARE(NX_UNIFIED_ROMIMAGE_NAME); char netxen_nic_driver_name[] = "netxen_nic"; diff --git a/drivers/net/pcmcia/axnet_cs.c b/drivers/net/pcmcia/axnet_cs.c index d2e166e29dd..8a4d19e5de0 100644 --- a/drivers/net/pcmcia/axnet_cs.c +++ b/drivers/net/pcmcia/axnet_cs.c @@ -111,13 +111,14 @@ static irqreturn_t ax_interrupt(int irq, void *dev_id); typedef struct axnet_dev_t { struct pcmcia_device *p_dev; - caddr_t base; - struct timer_list watchdog; - int stale, fast_poll; - u_short link_status; - u_char duplex_flag; - int phy_id; - int flags; + caddr_t base; + struct timer_list watchdog; + int stale, fast_poll; + u_short link_status; + u_char duplex_flag; + int phy_id; + int flags; + int active_low; } axnet_dev_t; static inline axnet_dev_t *PRIV(struct net_device *dev) @@ -322,6 +323,8 @@ static int axnet_config(struct pcmcia_device *link) if (info->flags & IS_AX88790) outb(0x10, dev->base_addr + AXNET_GPIO); /* select Internal PHY */ + info->active_low = 0; + for (i = 0; i < 32; i++) { j = mdio_read(dev->base_addr + AXNET_MII_EEP, i, 1); j2 = mdio_read(dev->base_addr + AXNET_MII_EEP, i, 2); @@ -329,15 +332,18 @@ static int axnet_config(struct pcmcia_device *link) if ((j != 0) && (j != 0xffff)) break; } - /* Maybe PHY is in power down mode. (PPD_SET = 1) - Bit 2 of CCSR is active low. */ if (i == 32) { + /* Maybe PHY is in power down mode. (PPD_SET = 1) + Bit 2 of CCSR is active low. */ pcmcia_write_config_byte(link, CISREG_CCSR, 0x04); for (i = 0; i < 32; i++) { j = mdio_read(dev->base_addr + AXNET_MII_EEP, i, 1); j2 = mdio_read(dev->base_addr + AXNET_MII_EEP, i, 2); if (j == j2) continue; - if ((j != 0) && (j != 0xffff)) break; + if ((j != 0) && (j != 0xffff)) { + info->active_low = 1; + break; + } } } @@ -383,8 +389,12 @@ static int axnet_suspend(struct pcmcia_device *link) static int axnet_resume(struct pcmcia_device *link) { struct net_device *dev = link->priv; + axnet_dev_t *info = PRIV(dev); if (link->open) { + if (info->active_low == 1) + pcmcia_write_config_byte(link, CISREG_CCSR, 0x04); + axnet_reset_8390(dev); AX88190_init(dev, 1); netif_device_attach(dev); diff --git a/drivers/net/qlcnic/qlcnic_main.c b/drivers/net/qlcnic/qlcnic_main.c index 7a298cdf9ab..a3dcd04be22 100644 --- a/drivers/net/qlcnic/qlcnic_main.c +++ b/drivers/net/qlcnic/qlcnic_main.c @@ -1450,7 +1450,6 @@ qlcnic_setup_netdev(struct qlcnic_adapter *adapter, netdev->irq = adapter->msix_entries[0].vector; netif_carrier_off(netdev); - netif_stop_queue(netdev); err = register_netdev(netdev); if (err) { diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index d88ce9fb1cb..4c4d16905ef 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -846,10 +846,10 @@ static int rtl8169_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) else tp->features &= ~RTL_FEATURE_WOL; __rtl8169_set_wol(tp, wol->wolopts); - device_set_wakeup_enable(&tp->pci_dev->dev, wol->wolopts); - spin_unlock_irq(&tp->lock); + device_set_wakeup_enable(&tp->pci_dev->dev, wol->wolopts); + return 0; } @@ -2931,7 +2931,7 @@ static const struct rtl_cfg_info { .hw_start = rtl_hw_start_8168, .region = 2, .align = 8, - .intr_event = SYSErr | RxFIFOOver | LinkChg | RxOverflow | + .intr_event = SYSErr | LinkChg | RxOverflow | TxErr | TxOK | RxOK | RxErr, .napi_event = TxErr | TxOK | RxOK | RxOverflow, .features = RTL_FEATURE_GMII | RTL_FEATURE_MSI, @@ -4588,7 +4588,8 @@ static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance) } /* Work around for rx fifo overflow */ - if (unlikely(status & RxFIFOOver)) { + if (unlikely(status & RxFIFOOver) && + (tp->mac_version == RTL_GIGA_MAC_VER_11)) { netif_stop_queue(dev); rtl8169_tx_timeout(dev); break; diff --git a/drivers/net/skge.c b/drivers/net/skge.c index bfec2e0f527..220e0398f1d 100644 --- a/drivers/net/skge.c +++ b/drivers/net/skge.c @@ -3858,7 +3858,6 @@ static struct net_device *skge_devinit(struct skge_hw *hw, int port, /* device is off until link detection */ netif_carrier_off(dev); - netif_stop_queue(dev); return dev; } diff --git a/drivers/net/smsc911x.h b/drivers/net/smsc911x.h index 52f38e12a87..50f712e99e9 100644 --- a/drivers/net/smsc911x.h +++ b/drivers/net/smsc911x.h @@ -22,7 +22,7 @@ #define __SMSC911X_H__ #define TX_FIFO_LOW_THRESHOLD ((u32)1600) -#define SMSC911X_EEPROM_SIZE ((u32)7) +#define SMSC911X_EEPROM_SIZE ((u32)128) #define USE_DEBUG 0 /* This is the maximum number of packets to be received every diff --git a/drivers/net/tulip/de2104x.c b/drivers/net/tulip/de2104x.c index 28e1ffb13db..c78a50586c1 100644 --- a/drivers/net/tulip/de2104x.c +++ b/drivers/net/tulip/de2104x.c @@ -2021,7 +2021,6 @@ static int __devinit de_init_one (struct pci_dev *pdev, de->media_timer.data = (unsigned long) de; netif_carrier_off(dev); - netif_stop_queue(dev); /* wake up device, assign resources */ rc = pci_enable_device(pdev); diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c index a4c3f570824..acbdab3d66c 100644 --- a/drivers/net/ucc_geth.c +++ b/drivers/net/ucc_geth.c @@ -2050,12 +2050,16 @@ static void ucc_geth_stop(struct ucc_geth_private *ugeth) ugeth_vdbg("%s: IN", __func__); + /* + * Tell the kernel the link is down. + * Must be done before disabling the controller + * or deadlock may happen. + */ + phy_stop(phydev); + /* Disable the controller */ ugeth_disable(ugeth, COMM_DIR_RX_AND_TX); - /* Tell the kernel the link is down */ - phy_stop(phydev); - /* Mask all interrupts */ out_be32(ugeth->uccf->p_uccm, 0x00000000); @@ -2065,9 +2069,6 @@ static void ucc_geth_stop(struct ucc_geth_private *ugeth) /* Disable Rx and Tx */ clrbits32(&ug_regs->maccfg1, MACCFG1_ENABLE_RX | MACCFG1_ENABLE_TX); - phy_disconnect(ugeth->phydev); - ugeth->phydev = NULL; - ucc_geth_memclean(ugeth); } @@ -3550,7 +3551,10 @@ static int ucc_geth_close(struct net_device *dev) napi_disable(&ugeth->napi); + cancel_work_sync(&ugeth->timeout_work); ucc_geth_stop(ugeth); + phy_disconnect(ugeth->phydev); + ugeth->phydev = NULL; free_irq(ugeth->ug_info->uf_info.irq, ugeth->ndev); @@ -3579,8 +3583,12 @@ static void ucc_geth_timeout_work(struct work_struct *work) * Must reset MAC *and* PHY. This is done by reopening * the device. */ - ucc_geth_close(dev); - ucc_geth_open(dev); + netif_tx_stop_all_queues(dev); + ucc_geth_stop(ugeth); + ucc_geth_init_mac(ugeth); + /* Must start PHY here */ + phy_start(ugeth->phydev); + netif_tx_start_all_queues(dev); } netif_tx_schedule_all(dev); @@ -3594,7 +3602,6 @@ static void ucc_geth_timeout(struct net_device *dev) { struct ucc_geth_private *ugeth = netdev_priv(dev); - netif_carrier_off(dev); schedule_work(&ugeth->timeout_work); } diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index ca7fc9df1cc..c04d49e31f8 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -45,6 +45,7 @@ #include <linux/usb/usbnet.h> #include <linux/slab.h> #include <linux/kernel.h> +#include <linux/pm_runtime.h> #define DRIVER_VERSION "22-Aug-2005" @@ -1273,6 +1274,16 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod) struct usb_device *xdev; int status; const char *name; + struct usb_driver *driver = to_usb_driver(udev->dev.driver); + + /* usbnet already took usb runtime pm, so have to enable the feature + * for usb interface, otherwise usb_autopm_get_interface may return + * failure if USB_SUSPEND(RUNTIME_PM) is enabled. + */ + if (!driver->supports_autosuspend) { + driver->supports_autosuspend = 1; + pm_runtime_enable(&udev->dev); + } name = udev->dev.driver->name; info = (struct driver_info *) prod->driver_info; diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index bb6b67f6b0c..b6d402806ae 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -986,9 +986,15 @@ static int virtnet_probe(struct virtio_device *vdev) goto unregister; } - vi->status = VIRTIO_NET_S_LINK_UP; - virtnet_update_status(vi); - netif_carrier_on(dev); + /* Assume link up if device can't report link status, + otherwise get link status from config. */ + if (virtio_has_feature(vi->vdev, VIRTIO_NET_F_STATUS)) { + netif_carrier_off(dev); + virtnet_update_status(vi); + } else { + vi->status = VIRTIO_NET_S_LINK_UP; + netif_carrier_on(dev); + } pr_debug("virtnet: registered device %s\n", dev->name); return 0; diff --git a/drivers/net/wireless/ath/ath9k/ar9002_hw.c b/drivers/net/wireless/ath/ath9k/ar9002_hw.c index a0471f2e1c7..48261b7252d 100644 --- a/drivers/net/wireless/ath/ath9k/ar9002_hw.c +++ b/drivers/net/wireless/ath/ath9k/ar9002_hw.c @@ -410,6 +410,9 @@ static void ar9002_hw_configpcipowersave(struct ath_hw *ah, val &= ~(AR_WA_BIT6 | AR_WA_BIT7); } + if (AR_SREV_9280(ah)) + val |= AR_WA_BIT22; + if (AR_SREV_9285E_20(ah)) val |= AR_WA_BIT23; diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h index 9b8e7e3fceb..170d44a35cc 100644 --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h @@ -675,6 +675,7 @@ static inline void ath_read_cachesize(struct ath_common *common, int *csz) } extern struct ieee80211_ops ath9k_ops; +extern struct pm_qos_request_list ath9k_pm_qos_req; extern int modparam_nohwcrypt; extern int led_blink; diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c index 6576f683dba..f7ec31b4ddd 100644 --- a/drivers/net/wireless/ath/ath9k/hif_usb.c +++ b/drivers/net/wireless/ath/ath9k/hif_usb.c @@ -35,6 +35,7 @@ static struct usb_device_id ath9k_hif_usb_ids[] = { { USB_DEVICE(0x07D1, 0x3A10) }, /* Dlink Wireless 150 */ { USB_DEVICE(0x13D3, 0x3327) }, /* Azurewave */ { USB_DEVICE(0x13D3, 0x3328) }, /* Azurewave */ + { USB_DEVICE(0x13D3, 0x3346) }, /* IMC Networks */ { USB_DEVICE(0x04CA, 0x4605) }, /* Liteon */ { USB_DEVICE(0x083A, 0xA704) }, /* SMC Networks */ { }, @@ -540,11 +541,11 @@ static void ath9k_hif_usb_reg_in_cb(struct urb *urb) return; } - usb_fill_int_urb(urb, hif_dev->udev, + usb_fill_bulk_urb(urb, hif_dev->udev, usb_rcvbulkpipe(hif_dev->udev, USB_REG_IN_PIPE), nskb->data, MAX_REG_IN_BUF_SIZE, - ath9k_hif_usb_reg_in_cb, nskb, 1); + ath9k_hif_usb_reg_in_cb, nskb); ret = usb_submit_urb(urb, GFP_ATOMIC); if (ret) { @@ -720,11 +721,11 @@ static int ath9k_hif_usb_alloc_reg_in_urb(struct hif_device_usb *hif_dev) if (!skb) goto err; - usb_fill_int_urb(hif_dev->reg_in_urb, hif_dev->udev, + usb_fill_bulk_urb(hif_dev->reg_in_urb, hif_dev->udev, usb_rcvbulkpipe(hif_dev->udev, USB_REG_IN_PIPE), skb->data, MAX_REG_IN_BUF_SIZE, - ath9k_hif_usb_reg_in_cb, skb, 1); + ath9k_hif_usb_reg_in_cb, skb); if (usb_submit_urb(hif_dev->reg_in_urb, GFP_KERNEL) != 0) goto err; @@ -843,14 +844,6 @@ static int ath9k_hif_usb_dev_init(struct hif_device_usb *hif_dev) goto err_fw_req; } - /* Alloc URBs */ - ret = ath9k_hif_usb_alloc_urbs(hif_dev); - if (ret) { - dev_err(&hif_dev->udev->dev, - "ath9k_htc: Unable to allocate URBs\n"); - goto err_urb; - } - /* Download firmware */ ret = ath9k_hif_usb_download_fw(hif_dev); if (ret) { @@ -866,16 +859,22 @@ static int ath9k_hif_usb_dev_init(struct hif_device_usb *hif_dev) */ for (idx = 0; idx < alt->desc.bNumEndpoints; idx++) { endp = &alt->endpoint[idx].desc; - if (((endp->bEndpointAddress & USB_ENDPOINT_NUMBER_MASK) - == 0x04) && - ((endp->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) - == USB_ENDPOINT_XFER_INT)) { + if ((endp->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) + == USB_ENDPOINT_XFER_INT) { endp->bmAttributes &= ~USB_ENDPOINT_XFERTYPE_MASK; endp->bmAttributes |= USB_ENDPOINT_XFER_BULK; endp->bInterval = 0; } } + /* Alloc URBs */ + ret = ath9k_hif_usb_alloc_urbs(hif_dev); + if (ret) { + dev_err(&hif_dev->udev->dev, + "ath9k_htc: Unable to allocate URBs\n"); + goto err_urb; + } + return 0; err_fw_download: diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index cc13ee11782..6ebc68bca91 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -484,6 +484,7 @@ static int ath9k_hw_post_init(struct ath_hw *ah) ath_print(ath9k_hw_common(ah), ATH_DBG_FATAL, "Failed allocating banks for " "external radio\n"); + ath9k_hw_rf_free_ext_banks(ah); return ecode; } @@ -952,9 +953,12 @@ static void ath9k_hw_set_operating_mode(struct ath_hw *ah, int opmode) REG_SET_BIT(ah, AR_CFG, AR_CFG_AP_ADHOC_INDICATION); break; case NL80211_IFTYPE_STATION: - case NL80211_IFTYPE_MONITOR: REG_WRITE(ah, AR_STA_ID1, val | AR_STA_ID1_KSRCH_MODE); break; + default: + if (ah->is_monitoring) + REG_WRITE(ah, AR_STA_ID1, val | AR_STA_ID1_KSRCH_MODE); + break; } } @@ -1634,7 +1638,6 @@ void ath9k_hw_beaconinit(struct ath_hw *ah, u32 next_beacon, u32 beacon_period) switch (ah->opmode) { case NL80211_IFTYPE_STATION: - case NL80211_IFTYPE_MONITOR: REG_WRITE(ah, AR_NEXT_TBTT_TIMER, TU_TO_USEC(next_beacon)); REG_WRITE(ah, AR_NEXT_DMA_BEACON_ALERT, 0xffff); REG_WRITE(ah, AR_NEXT_SWBA, 0x7ffff); @@ -1663,6 +1666,14 @@ void ath9k_hw_beaconinit(struct ath_hw *ah, u32 next_beacon, u32 beacon_period) AR_TBTT_TIMER_EN | AR_DBA_TIMER_EN | AR_SWBA_TIMER_EN; break; default: + if (ah->is_monitoring) { + REG_WRITE(ah, AR_NEXT_TBTT_TIMER, + TU_TO_USEC(next_beacon)); + REG_WRITE(ah, AR_NEXT_DMA_BEACON_ALERT, 0xffff); + REG_WRITE(ah, AR_NEXT_SWBA, 0x7ffff); + flags |= AR_TBTT_TIMER_EN; + break; + } ath_print(ath9k_hw_common(ah), ATH_DBG_BEACON, "%s: unsupported opmode: %d\n", __func__, ah->opmode); diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index d032939768b..d47d1b4b600 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -622,6 +622,7 @@ struct ath_hw { bool sw_mgmt_crypto; bool is_pciexpress; + bool is_monitoring; bool need_an_top2_fixup; u16 tx_trig_level; diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c index 95b41db0d86..6a0d99eff40 100644 --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c @@ -15,6 +15,7 @@ */ #include <linux/slab.h> +#include <linux/pm_qos_params.h> #include "ath9k.h" @@ -179,6 +180,8 @@ static const struct ath_ops ath9k_common_ops = { .write = ath9k_iowrite32, }; +struct pm_qos_request_list ath9k_pm_qos_req; + /**************************/ /* Initialization */ /**************************/ @@ -756,6 +759,9 @@ int ath9k_init_device(u16 devid, struct ath_softc *sc, u16 subsysid, ath_init_leds(sc); ath_start_rfkill_poll(sc); + pm_qos_add_request(&ath9k_pm_qos_req, PM_QOS_CPU_DMA_LATENCY, + PM_QOS_DEFAULT_VALUE); + return 0; error_world: @@ -811,6 +817,8 @@ void ath9k_deinit_device(struct ath_softc *sc) ath9k_ps_wakeup(sc); + pm_qos_remove_request(&ath9k_pm_qos_req); + wiphy_rfkill_stop_polling(sc->hw->wiphy); ath_deinit_leds(sc); diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index b52f1cf8a60..25d3ef4c338 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -15,6 +15,7 @@ */ #include <linux/nl80211.h> +#include <linux/pm_qos_params.h> #include "ath9k.h" #include "btcoex.h" @@ -93,11 +94,13 @@ void ath9k_ps_wakeup(struct ath_softc *sc) { struct ath_common *common = ath9k_hw_common(sc->sc_ah); unsigned long flags; + enum ath9k_power_mode power_mode; spin_lock_irqsave(&sc->sc_pm_lock, flags); if (++sc->ps_usecount != 1) goto unlock; + power_mode = sc->sc_ah->power_mode; ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_AWAKE); /* @@ -105,10 +108,12 @@ void ath9k_ps_wakeup(struct ath_softc *sc) * useful data. Better clear them now so that they don't mess up * survey data results. */ - spin_lock(&common->cc_lock); - ath_hw_cycle_counters_update(common); - memset(&common->cc_survey, 0, sizeof(common->cc_survey)); - spin_unlock(&common->cc_lock); + if (power_mode != ATH9K_PM_AWAKE) { + spin_lock(&common->cc_lock); + ath_hw_cycle_counters_update(common); + memset(&common->cc_survey, 0, sizeof(common->cc_survey)); + spin_unlock(&common->cc_lock); + } unlock: spin_unlock_irqrestore(&sc->sc_pm_lock, flags); @@ -1217,6 +1222,7 @@ static int ath9k_start(struct ieee80211_hw *hw) ah->imask |= ATH9K_INT_CST; sc->sc_flags &= ~SC_OP_INVALID; + sc->sc_ah->is_monitoring = false; /* Disable BMISS interrupt when we're not associated */ ah->imask &= ~(ATH9K_INT_SWBA | ATH9K_INT_BMISS); @@ -1238,6 +1244,8 @@ static int ath9k_start(struct ieee80211_hw *hw) ath9k_btcoex_timer_resume(sc); } + pm_qos_update_request(&ath9k_pm_qos_req, 55); + mutex_unlock: mutex_unlock(&sc->mutex); @@ -1415,6 +1423,8 @@ static void ath9k_stop(struct ieee80211_hw *hw) sc->sc_flags |= SC_OP_INVALID; + pm_qos_update_request(&ath9k_pm_qos_req, PM_QOS_DEFAULT_VALUE); + mutex_unlock(&sc->mutex); ath_print(common, ATH_DBG_CONFIG, "Driver halt\n"); @@ -1493,8 +1503,7 @@ static int ath9k_add_interface(struct ieee80211_hw *hw, ath9k_hw_set_interrupts(ah, ah->imask); if (vif->type == NL80211_IFTYPE_AP || - vif->type == NL80211_IFTYPE_ADHOC || - vif->type == NL80211_IFTYPE_MONITOR) { + vif->type == NL80211_IFTYPE_ADHOC) { sc->sc_flags |= SC_OP_ANI_RUN; ath_start_ani(common); } @@ -1644,8 +1653,12 @@ static int ath9k_config(struct ieee80211_hw *hw, u32 changed) if (changed & IEEE80211_CONF_CHANGE_MONITOR) { if (conf->flags & IEEE80211_CONF_MONITOR) { ath_print(common, ATH_DBG_CONFIG, - "HW opmode set to Monitor mode\n"); - sc->sc_ah->opmode = NL80211_IFTYPE_MONITOR; + "Monitor mode is enabled\n"); + sc->sc_ah->is_monitoring = true; + } else { + ath_print(common, ATH_DBG_CONFIG, + "Monitor mode is disabled\n"); + sc->sc_ah->is_monitoring = false; } } diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c index fddb0129bb5..c76ea53c20c 100644 --- a/drivers/net/wireless/ath/ath9k/recv.c +++ b/drivers/net/wireless/ath/ath9k/recv.c @@ -441,7 +441,7 @@ u32 ath_calcrxfilter(struct ath_softc *sc) */ if (((sc->sc_ah->opmode != NL80211_IFTYPE_AP) && (sc->rx.rxfilter & FIF_PROMISC_IN_BSS)) || - (sc->sc_ah->opmode == NL80211_IFTYPE_MONITOR)) + (sc->sc_ah->is_monitoring)) rfilt |= ATH9K_RX_FILTER_PROM; if (sc->rx.rxfilter & FIF_CONTROL) @@ -897,7 +897,7 @@ static bool ath9k_rx_accept(struct ath_common *common, * decryption and MIC failures. For monitor mode, * we also ignore the CRC error. */ - if (ah->opmode == NL80211_IFTYPE_MONITOR) { + if (ah->is_monitoring) { if (rx_stats->rs_status & ~(ATH9K_RXERR_DECRYPT | ATH9K_RXERR_MIC | ATH9K_RXERR_CRC)) diff --git a/drivers/net/wireless/ath/ath9k/reg.h b/drivers/net/wireless/ath/ath9k/reg.h index 42976b0a01c..fa05b711e5c 100644 --- a/drivers/net/wireless/ath/ath9k/reg.h +++ b/drivers/net/wireless/ath/ath9k/reg.h @@ -703,6 +703,7 @@ #define AR_WA_RESET_EN (1 << 18) /* Sw Control to enable PCI-Reset to POR (bit 15) */ #define AR_WA_ANALOG_SHIFT (1 << 20) #define AR_WA_POR_SHORT (1 << 21) /* PCI-E Phy reset control */ +#define AR_WA_BIT22 (1 << 22) #define AR9285_WA_DEFAULT 0x004a050b #define AR9280_WA_DEFAULT 0x0040073b #define AR_WA_DEFAULT 0x0000073f diff --git a/drivers/net/wireless/ath/carl9170/usb.c b/drivers/net/wireless/ath/carl9170/usb.c index d8607f4c144..3317039cd28 100644 --- a/drivers/net/wireless/ath/carl9170/usb.c +++ b/drivers/net/wireless/ath/carl9170/usb.c @@ -82,9 +82,11 @@ static struct usb_device_id carl9170_usb_ids[] = { { USB_DEVICE(0x07d1, 0x3c10) }, /* D-Link DWA 160 A2 */ { USB_DEVICE(0x07d1, 0x3a09) }, + /* D-Link DWA 130 D */ + { USB_DEVICE(0x07d1, 0x3a0f) }, /* Netgear WNA1000 */ { USB_DEVICE(0x0846, 0x9040) }, - /* Netgear WNDA3100 */ + /* Netgear WNDA3100 (v1) */ { USB_DEVICE(0x0846, 0x9010) }, /* Netgear WN111 v2 */ { USB_DEVICE(0x0846, 0x9001), .driver_info = CARL9170_ONE_LED }, diff --git a/drivers/net/wireless/ipw2x00/libipw_module.c b/drivers/net/wireless/ipw2x00/libipw_module.c index 32dee2ce5d3..d5ef696298e 100644 --- a/drivers/net/wireless/ipw2x00/libipw_module.c +++ b/drivers/net/wireless/ipw2x00/libipw_module.c @@ -54,6 +54,7 @@ #define DRV_DESCRIPTION "802.11 data/management/control stack" #define DRV_NAME "libipw" +#define DRV_PROCNAME "ieee80211" #define DRV_VERSION LIBIPW_VERSION #define DRV_COPYRIGHT "Copyright (C) 2004-2005 Intel Corporation <jketreno@linux.intel.com>" @@ -293,16 +294,16 @@ static int __init libipw_init(void) struct proc_dir_entry *e; libipw_debug_level = debug; - libipw_proc = proc_mkdir("ieee80211", init_net.proc_net); + libipw_proc = proc_mkdir(DRV_PROCNAME, init_net.proc_net); if (libipw_proc == NULL) { - LIBIPW_ERROR("Unable to create " DRV_NAME + LIBIPW_ERROR("Unable to create " DRV_PROCNAME " proc directory\n"); return -EIO; } e = proc_create("debug_level", S_IRUGO | S_IWUSR, libipw_proc, &debug_level_proc_fops); if (!e) { - remove_proc_entry(DRV_NAME, init_net.proc_net); + remove_proc_entry(DRV_PROCNAME, init_net.proc_net); libipw_proc = NULL; return -EIO; } @@ -319,7 +320,7 @@ static void __exit libipw_exit(void) #ifdef CONFIG_LIBIPW_DEBUG if (libipw_proc) { remove_proc_entry("debug_level", libipw_proc); - remove_proc_entry(DRV_NAME, init_net.proc_net); + remove_proc_entry(DRV_PROCNAME, init_net.proc_net); libipw_proc = NULL; } #endif /* CONFIG_LIBIPW_DEBUG */ diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c index 8f8c4b73f8b..7edf8c2fb8c 100644 --- a/drivers/net/wireless/iwlwifi/iwl3945-base.c +++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c @@ -4000,7 +4000,8 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e * "the hard way", rather than using device's scan. */ if (iwl3945_mod_params.disable_hw_scan) { - IWL_ERR(priv, "sw scan support is deprecated\n"); + dev_printk(KERN_DEBUG, &(pdev->dev), + "sw scan support is deprecated\n"); iwl3945_hw_ops.hw_scan = NULL; } diff --git a/drivers/net/wireless/libertas/cfg.c b/drivers/net/wireless/libertas/cfg.c index 5046a000503..373930afc26 100644 --- a/drivers/net/wireless/libertas/cfg.c +++ b/drivers/net/wireless/libertas/cfg.c @@ -700,8 +700,9 @@ static void lbs_scan_worker(struct work_struct *work) if (priv->scan_channel < priv->scan_req->n_channels) { cancel_delayed_work(&priv->scan_work); - queue_delayed_work(priv->work_thread, &priv->scan_work, - msecs_to_jiffies(300)); + if (!priv->stopping) + queue_delayed_work(priv->work_thread, &priv->scan_work, + msecs_to_jiffies(300)); } /* This is the final data we are about to send */ diff --git a/drivers/net/wireless/libertas/dev.h b/drivers/net/wireless/libertas/dev.h index f062ed58390..cb14c38caf3 100644 --- a/drivers/net/wireless/libertas/dev.h +++ b/drivers/net/wireless/libertas/dev.h @@ -36,6 +36,7 @@ struct lbs_private { /* CFG80211 */ struct wireless_dev *wdev; bool wiphy_registered; + bool stopping; struct cfg80211_scan_request *scan_req; u8 assoc_bss[ETH_ALEN]; u8 disassoc_reason; diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c index 47ce5a6ba12..46b88b118c9 100644 --- a/drivers/net/wireless/libertas/main.c +++ b/drivers/net/wireless/libertas/main.c @@ -104,6 +104,7 @@ static int lbs_dev_open(struct net_device *dev) lbs_deb_enter(LBS_DEB_NET); spin_lock_irq(&priv->driver_lock); + priv->stopping = false; if (priv->connect_status == LBS_CONNECTED) netif_carrier_on(dev); @@ -131,10 +132,16 @@ static int lbs_eth_stop(struct net_device *dev) lbs_deb_enter(LBS_DEB_NET); spin_lock_irq(&priv->driver_lock); + priv->stopping = true; netif_stop_queue(dev); spin_unlock_irq(&priv->driver_lock); schedule_work(&priv->mcast_work); + cancel_delayed_work_sync(&priv->scan_work); + if (priv->scan_req) { + cfg80211_scan_done(priv->scan_req, false); + priv->scan_req = NULL; + } lbs_deb_leave(LBS_DEB_NET); return 0; diff --git a/drivers/net/wireless/orinoco/orinoco_usb.c b/drivers/net/wireless/orinoco/orinoco_usb.c index a38a7bd25f1..b9aedf18a04 100644 --- a/drivers/net/wireless/orinoco/orinoco_usb.c +++ b/drivers/net/wireless/orinoco/orinoco_usb.c @@ -57,7 +57,6 @@ #include <linux/fcntl.h> #include <linux/spinlock.h> #include <linux/list.h> -#include <linux/smp_lock.h> #include <linux/usb.h> #include <linux/timer.h> diff --git a/drivers/net/wireless/rt2x00/Kconfig b/drivers/net/wireless/rt2x00/Kconfig index eea1ef2f502..4396d4b9bfb 100644 --- a/drivers/net/wireless/rt2x00/Kconfig +++ b/drivers/net/wireless/rt2x00/Kconfig @@ -221,9 +221,6 @@ config RT2X00_LIB_LEDS boolean default y if (RT2X00_LIB=y && LEDS_CLASS=y) || (RT2X00_LIB=m && LEDS_CLASS!=n) -comment "rt2x00 leds support disabled due to modularized LEDS_CLASS and built-in rt2x00" - depends on RT2X00_LIB=y && LEDS_CLASS=m - config RT2X00_LIB_DEBUGFS bool "Ralink debugfs support" depends on RT2X00_LIB && MAC80211_DEBUGFS diff --git a/drivers/parisc/eisa_eeprom.c b/drivers/parisc/eisa_eeprom.c index cce00ed81f3..af212c6a615 100644 --- a/drivers/parisc/eisa_eeprom.c +++ b/drivers/parisc/eisa_eeprom.c @@ -24,7 +24,6 @@ #include <linux/kernel.h> #include <linux/miscdevice.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #include <linux/fs.h> #include <asm/io.h> #include <asm/uaccess.h> diff --git a/drivers/pci/bus.c b/drivers/pci/bus.c index 5624db8c9ad..003170ea2e3 100644 --- a/drivers/pci/bus.c +++ b/drivers/pci/bus.c @@ -64,17 +64,57 @@ void pci_bus_remove_resources(struct pci_bus *bus) } } +static bool pci_bus_resource_better(struct resource *res1, bool pos1, + struct resource *res2, bool pos2) +{ + /* If exactly one is positive decode, always prefer that one */ + if (pos1 != pos2) + return pos1 ? true : false; + + /* Prefer the one that contains the highest address */ + if (res1->end != res2->end) + return (res1->end > res2->end) ? true : false; + + /* Otherwise, prefer the one with highest "center of gravity" */ + if (res1->start != res2->start) + return (res1->start > res2->start) ? true : false; + + /* Otherwise, choose one arbitrarily (but consistently) */ + return (res1 > res2) ? true : false; +} + +static bool pci_bus_resource_positive(struct pci_bus *bus, struct resource *res) +{ + struct pci_bus_resource *bus_res; + + /* + * This relies on the fact that pci_bus.resource[] refers to P2P or + * CardBus bridge base/limit registers, which are always positively + * decoded. The pci_bus.resources list contains host bridge or + * subtractively decoded resources. + */ + list_for_each_entry(bus_res, &bus->resources, list) { + if (bus_res->res == res) + return (bus_res->flags & PCI_SUBTRACTIVE_DECODE) ? + false : true; + } + return true; +} + /* - * Find the highest-address bus resource below the cursor "res". If the - * cursor is NULL, return the highest resource. + * Find the next-best bus resource after the cursor "res". If the cursor is + * NULL, return the best resource. "Best" means that we prefer positive + * decode regions over subtractive decode, then those at higher addresses. */ static struct resource *pci_bus_find_resource_prev(struct pci_bus *bus, unsigned int type, struct resource *res) { + bool res_pos, r_pos, prev_pos = false; struct resource *r, *prev = NULL; int i; + res_pos = pci_bus_resource_positive(bus, res); pci_bus_for_each_resource(bus, r, i) { if (!r) continue; @@ -82,26 +122,14 @@ static struct resource *pci_bus_find_resource_prev(struct pci_bus *bus, if ((r->flags & IORESOURCE_TYPE_BITS) != type) continue; - /* If this resource is at or past the cursor, skip it */ - if (res) { - if (r == res) - continue; - if (r->end > res->end) - continue; - if (r->end == res->end && r->start > res->start) - continue; + r_pos = pci_bus_resource_positive(bus, r); + if (!res || pci_bus_resource_better(res, res_pos, r, r_pos)) { + if (!prev || pci_bus_resource_better(r, r_pos, + prev, prev_pos)) { + prev = r; + prev_pos = r_pos; + } } - - if (!prev) - prev = r; - - /* - * A small resource is higher than a large one that ends at - * the same address. - */ - if (r->end > prev->end || - (r->end == prev->end && r->start > prev->start)) - prev = r; } return prev; diff --git a/drivers/pci/hotplug/ibmphp_ebda.c b/drivers/pci/hotplug/ibmphp_ebda.c index 5becbdee402..2850e64deda 100644 --- a/drivers/pci/hotplug/ibmphp_ebda.c +++ b/drivers/pci/hotplug/ibmphp_ebda.c @@ -276,6 +276,12 @@ int __init ibmphp_access_ebda (void) for (;;) { offset = next_offset; + + /* Make sure what we read is still in the mapped section */ + if (WARN(offset > (ebda_sz * 1024 - 4), + "ibmphp_ebda: next read is beyond ebda_sz\n")) + break; + next_offset = readw (io_mem + offset); /* offset of next blk */ offset += 2; diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index b5a7d9bfcb2..63d5042f207 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -705,17 +705,21 @@ void pci_remove_legacy_files(struct pci_bus *b) #ifdef HAVE_PCI_MMAP -int pci_mmap_fits(struct pci_dev *pdev, int resno, struct vm_area_struct *vma) +int pci_mmap_fits(struct pci_dev *pdev, int resno, struct vm_area_struct *vma, + enum pci_mmap_api mmap_api) { - unsigned long nr, start, size; + unsigned long nr, start, size, pci_start; + if (pci_resource_len(pdev, resno) == 0) + return 0; nr = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT; start = vma->vm_pgoff; size = ((pci_resource_len(pdev, resno) - 1) >> PAGE_SHIFT) + 1; - if (start < size && size - start >= nr) + pci_start = (mmap_api == PCI_MMAP_PROCFS) ? + pci_resource_start(pdev, resno) >> PAGE_SHIFT : 0; + if (start >= pci_start && start < pci_start + size && + start + nr <= pci_start + size) return 1; - WARN(1, "process \"%s\" tried to map 0x%08lx-0x%08lx on %s BAR %d (size 0x%08lx)\n", - current->comm, start, start+nr, pci_name(pdev), resno, size); return 0; } @@ -745,8 +749,15 @@ pci_mmap_resource(struct kobject *kobj, struct bin_attribute *attr, if (i >= PCI_ROM_RESOURCE) return -ENODEV; - if (!pci_mmap_fits(pdev, i, vma)) + if (!pci_mmap_fits(pdev, i, vma, PCI_MMAP_SYSFS)) { + WARN(1, "process \"%s\" tried to map 0x%08lx bytes " + "at page 0x%08lx on %s BAR %d (start 0x%16Lx, size 0x%16Lx)\n", + current->comm, vma->vm_end-vma->vm_start, vma->vm_pgoff, + pci_name(pdev), i, + (u64)pci_resource_start(pdev, i), + (u64)pci_resource_len(pdev, i)); return -EINVAL; + } /* pci_mmap_page_range() expects the same kind of entry as coming * from /proc/bus/pci/ which is a "user visible" value. If this is diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index e98c8104297..710c8a29be0 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -1007,6 +1007,18 @@ static int __pci_enable_device_flags(struct pci_dev *dev, int err; int i, bars = 0; + /* + * Power state could be unknown at this point, either due to a fresh + * boot or a device removal call. So get the current power state + * so that things like MSI message writing will behave as expected + * (e.g. if the device really is in D0 at enable time). + */ + if (dev->pm_cap) { + u16 pmcsr; + pci_read_config_word(dev, dev->pm_cap + PCI_PM_CTRL, &pmcsr); + dev->current_state = (pmcsr & PCI_PM_CTRL_STATE_MASK); + } + if (atomic_add_return(1, &dev->enable_cnt) > 1) return 0; /* already enabled */ diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index f5c7c382765..7d33f667386 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -22,8 +22,13 @@ extern void pci_remove_firmware_label_files(struct pci_dev *pdev); #endif extern void pci_cleanup_rom(struct pci_dev *dev); #ifdef HAVE_PCI_MMAP +enum pci_mmap_api { + PCI_MMAP_SYSFS, /* mmap on /sys/bus/pci/devices/<BDF>/resource<N> */ + PCI_MMAP_PROCFS /* mmap on /proc/bus/pci/<BDF> */ +}; extern int pci_mmap_fits(struct pci_dev *pdev, int resno, - struct vm_area_struct *vma); + struct vm_area_struct *vmai, + enum pci_mmap_api mmap_api); #endif int pci_probe_reset_function(struct pci_dev *dev); diff --git a/drivers/pci/proc.c b/drivers/pci/proc.c index 297b72c880a..27911b55c2a 100644 --- a/drivers/pci/proc.c +++ b/drivers/pci/proc.c @@ -10,7 +10,6 @@ #include <linux/module.h> #include <linux/proc_fs.h> #include <linux/seq_file.h> -#include <linux/smp_lock.h> #include <linux/capability.h> #include <asm/uaccess.h> #include <asm/byteorder.h> @@ -257,7 +256,7 @@ static int proc_bus_pci_mmap(struct file *file, struct vm_area_struct *vma) /* Make sure the caller is mapping a real resource for this device */ for (i = 0; i < PCI_ROM_RESOURCE; i++) { - if (pci_mmap_fits(dev, i, vma)) + if (pci_mmap_fits(dev, i, vma, PCI_MMAP_PROCFS)) break; } diff --git a/drivers/pci/xen-pcifront.c b/drivers/pci/xen-pcifront.c index a87c4985326..3a5a6fcc0ea 100644 --- a/drivers/pci/xen-pcifront.c +++ b/drivers/pci/xen-pcifront.c @@ -13,7 +13,6 @@ #include <linux/spinlock.h> #include <linux/pci.h> #include <linux/msi.h> -#include <xen/xenbus.h> #include <xen/interface/io/pciif.h> #include <asm/xen/pci.h> #include <linux/interrupt.h> @@ -576,8 +575,9 @@ static pci_ers_result_t pcifront_common_process(int cmd, pcidev = pci_get_bus_and_slot(bus, devfn); if (!pcidev || !pcidev->driver) { - dev_err(&pcidev->dev, - "device or driver is NULL\n"); + dev_err(&pdev->xdev->dev, "device or AER driver is NULL\n"); + if (pcidev) + pci_dev_put(pcidev); return result; } pdrv = pcidev->driver; diff --git a/drivers/pcmcia/pd6729.c b/drivers/pcmcia/pd6729.c index 8cbfa067171..96c72e90b79 100644 --- a/drivers/pcmcia/pd6729.c +++ b/drivers/pcmcia/pd6729.c @@ -725,17 +725,17 @@ static int __devinit pd6729_pci_probe(struct pci_dev *dev, return 0; - err_out_free_res2: +err_out_free_res2: if (irq_mode == 1) free_irq(dev->irq, socket); else del_timer_sync(&socket->poll_timer); - err_out_free_res: +err_out_free_res: pci_release_regions(dev); - err_out_disable: +err_out_disable: pci_disable_device(dev); - err_out_free_mem: +err_out_free_mem: kfree(socket); return ret; } diff --git a/drivers/pcmcia/pd6729.h b/drivers/pcmcia/pd6729.h index 41418d394c5..c8e84bdece3 100644 --- a/drivers/pcmcia/pd6729.h +++ b/drivers/pcmcia/pd6729.h @@ -15,7 +15,7 @@ struct pd6729_socket { int number; int card_irq; - unsigned long io_base; /* base io address of the socket */ + unsigned long io_base; /* base io address of the socket */ struct pcmcia_socket socket; struct timer_list poll_timer; }; diff --git a/drivers/pcmcia/pxa2xx_sharpsl.c b/drivers/pcmcia/pxa2xx_sharpsl.c index 0ea3b29440e..81af2b3bcc0 100644 --- a/drivers/pcmcia/pxa2xx_sharpsl.c +++ b/drivers/pcmcia/pxa2xx_sharpsl.c @@ -237,7 +237,7 @@ static struct pcmcia_low_level sharpsl_pcmcia_ops __initdata = { #ifdef CONFIG_SA1100_COLLIE #include "sa11xx_base.h" -int __init pcmcia_collie_init(struct device *dev) +int __devinit pcmcia_collie_init(struct device *dev) { int ret = -ENODEV; diff --git a/drivers/pcmcia/sa1100_assabet.c b/drivers/pcmcia/sa1100_assabet.c index fd013a1ef47..f1e882272ab 100644 --- a/drivers/pcmcia/sa1100_assabet.c +++ b/drivers/pcmcia/sa1100_assabet.c @@ -130,7 +130,7 @@ static struct pcmcia_low_level assabet_pcmcia_ops = { .socket_suspend = assabet_pcmcia_socket_suspend, }; -int pcmcia_assabet_init(struct device *dev) +int __devinit pcmcia_assabet_init(struct device *dev) { int ret = -ENODEV; diff --git a/drivers/pcmcia/sa1100_cerf.c b/drivers/pcmcia/sa1100_cerf.c index 9bf088b1727..30560df8c76 100644 --- a/drivers/pcmcia/sa1100_cerf.c +++ b/drivers/pcmcia/sa1100_cerf.c @@ -97,7 +97,7 @@ static struct pcmcia_low_level cerf_pcmcia_ops = { .socket_suspend = cerf_pcmcia_socket_suspend, }; -int __init pcmcia_cerf_init(struct device *dev) +int __devinit pcmcia_cerf_init(struct device *dev) { int ret = -ENODEV; diff --git a/drivers/pcmcia/sa1100_generic.c b/drivers/pcmcia/sa1100_generic.c index 945857f8c28..6b228590b3f 100644 --- a/drivers/pcmcia/sa1100_generic.c +++ b/drivers/pcmcia/sa1100_generic.c @@ -64,7 +64,7 @@ static int (*sa11x0_pcmcia_hw_init[])(struct device *dev) = { #endif }; -static int sa11x0_drv_pcmcia_probe(struct platform_device *dev) +static int __devinit sa11x0_drv_pcmcia_probe(struct platform_device *dev) { int i, ret = -ENODEV; diff --git a/drivers/pcmcia/sa1100_h3600.c b/drivers/pcmcia/sa1100_h3600.c index 56329ad575a..edf8f002889 100644 --- a/drivers/pcmcia/sa1100_h3600.c +++ b/drivers/pcmcia/sa1100_h3600.c @@ -219,7 +219,7 @@ struct pcmcia_low_level h3600_pcmcia_ops = { .socket_suspend = h3600_pcmcia_socket_suspend, }; -int __init pcmcia_h3600_init(struct device *dev) +int __devinit pcmcia_h3600_init(struct device *dev) { int ret = -ENODEV; diff --git a/drivers/pcmcia/sa1100_shannon.c b/drivers/pcmcia/sa1100_shannon.c index c4d51867a05..7ff1b43540b 100644 --- a/drivers/pcmcia/sa1100_shannon.c +++ b/drivers/pcmcia/sa1100_shannon.c @@ -113,7 +113,7 @@ static struct pcmcia_low_level shannon_pcmcia_ops = { .socket_suspend = shannon_pcmcia_socket_suspend, }; -int __init pcmcia_shannon_init(struct device *dev) +int __devinit pcmcia_shannon_init(struct device *dev) { int ret = -ENODEV; diff --git a/drivers/pcmcia/sa1100_simpad.c b/drivers/pcmcia/sa1100_simpad.c index 05bd504e6f1..c998f7aaadb 100644 --- a/drivers/pcmcia/sa1100_simpad.c +++ b/drivers/pcmcia/sa1100_simpad.c @@ -123,7 +123,7 @@ static struct pcmcia_low_level simpad_pcmcia_ops = { .socket_suspend = simpad_pcmcia_socket_suspend, }; -int __init pcmcia_simpad_init(struct device *dev) +int __devinit pcmcia_simpad_init(struct device *dev) { int ret = -ENODEV; diff --git a/drivers/pcmcia/soc_common.c b/drivers/pcmcia/soc_common.c index 689e3c02edb..3753fd0722e 100644 --- a/drivers/pcmcia/soc_common.c +++ b/drivers/pcmcia/soc_common.c @@ -57,11 +57,16 @@ module_param(pc_debug, int, 0644); void soc_pcmcia_debug(struct soc_pcmcia_socket *skt, const char *func, int lvl, const char *fmt, ...) { + struct va_format vaf; va_list args; if (pc_debug > lvl) { - printk(KERN_DEBUG "skt%u: %s: ", skt->nr, func); va_start(args, fmt); - vprintk(fmt, args); + + vaf.fmt = fmt; + vaf.va = &args; + + printk(KERN_DEBUG "skt%u: %s: %pV", skt->nr, func, &vaf); + va_end(args); } } diff --git a/drivers/pnp/isapnp/proc.c b/drivers/pnp/isapnp/proc.c index e73ebefdf3e..315b3112aca 100644 --- a/drivers/pnp/isapnp/proc.c +++ b/drivers/pnp/isapnp/proc.c @@ -21,7 +21,6 @@ #include <linux/isapnp.h> #include <linux/proc_fs.h> #include <linux/init.h> -#include <linux/smp_lock.h> #include <asm/uaccess.h> extern struct pnp_protocol isapnp_protocol; diff --git a/drivers/rapidio/rio.c b/drivers/rapidio/rio.c index 68cf0c99138..7b5080c4556 100644 --- a/drivers/rapidio/rio.c +++ b/drivers/rapidio/rio.c @@ -1159,11 +1159,11 @@ int __devinit rio_init_mports(void) list_for_each_entry(port, &rio_mports, node) { if (!request_mem_region(port->iores.start, - port->iores.end - port->iores.start, + resource_size(&port->iores), port->name)) { printk(KERN_ERR "RIO: Error requesting master port region 0x%016llx-0x%016llx\n", - (u64)port->iores.start, (u64)port->iores.end - 1); + (u64)port->iores.start, (u64)port->iores.end); rc = -ENOMEM; goto out; } diff --git a/drivers/rtc/rtc-ds1302.c b/drivers/rtc/rtc-ds1302.c index 359d1e04626..f0d63892264 100644 --- a/drivers/rtc/rtc-ds1302.c +++ b/drivers/rtc/rtc-ds1302.c @@ -35,7 +35,7 @@ #ifdef CONFIG_SH_SECUREEDGE5410 #include <asm/rtc.h> -#include <mach/snapgear.h> +#include <mach/secureedge5410.h> #define RTC_RESET 0x1000 #define RTC_IODATA 0x0800 diff --git a/drivers/rtc/rtc-sh.c b/drivers/rtc/rtc-sh.c index 5efbd5990ff..06e41ed9323 100644 --- a/drivers/rtc/rtc-sh.c +++ b/drivers/rtc/rtc-sh.c @@ -761,7 +761,7 @@ err_unmap: clk_put(rtc->clk); iounmap(rtc->regbase); err_badmap: - release_resource(rtc->res); + release_mem_region(rtc->res->start, rtc->regsize); err_badres: kfree(rtc); @@ -786,7 +786,7 @@ static int __exit sh_rtc_remove(struct platform_device *pdev) } iounmap(rtc->regbase); - release_resource(rtc->res); + release_mem_region(rtc->res->start, rtc->regsize); clk_disable(rtc->clk); clk_put(rtc->clk); diff --git a/drivers/s390/block/dasd_eer.c b/drivers/s390/block/dasd_eer.c index c71d89dba30..83b4615a3b6 100644 --- a/drivers/s390/block/dasd_eer.c +++ b/drivers/s390/block/dasd_eer.c @@ -17,7 +17,6 @@ #include <linux/device.h> #include <linux/poll.h> #include <linux/mutex.h> -#include <linux/smp_lock.h> #include <linux/err.h> #include <linux/slab.h> diff --git a/drivers/s390/char/fs3270.c b/drivers/s390/char/fs3270.c index eb28fb01a38..f6489eb7e97 100644 --- a/drivers/s390/char/fs3270.c +++ b/drivers/s390/char/fs3270.c @@ -14,7 +14,6 @@ #include <linux/list.h> #include <linux/slab.h> #include <linux/types.h> -#include <linux/smp_lock.h> #include <asm/compat.h> #include <asm/ccwdev.h> diff --git a/drivers/s390/char/tape_char.c b/drivers/s390/char/tape_char.c index 883e2db02bd..e090a307fde 100644 --- a/drivers/s390/char/tape_char.c +++ b/drivers/s390/char/tape_char.c @@ -17,7 +17,6 @@ #include <linux/types.h> #include <linux/proc_fs.h> #include <linux/mtio.h> -#include <linux/smp_lock.h> #include <linux/compat.h> #include <asm/uaccess.h> diff --git a/drivers/s390/char/tape_core.c b/drivers/s390/char/tape_core.c index 6c408670e08..b3a3e8e8656 100644 --- a/drivers/s390/char/tape_core.c +++ b/drivers/s390/char/tape_core.c @@ -209,29 +209,79 @@ tape_state_set(struct tape_device *device, enum tape_state newstate) wake_up(&device->state_change_wq); } +struct tape_med_state_work_data { + struct tape_device *device; + enum tape_medium_state state; + struct work_struct work; +}; + +static void +tape_med_state_work_handler(struct work_struct *work) +{ + static char env_state_loaded[] = "MEDIUM_STATE=LOADED"; + static char env_state_unloaded[] = "MEDIUM_STATE=UNLOADED"; + struct tape_med_state_work_data *p = + container_of(work, struct tape_med_state_work_data, work); + struct tape_device *device = p->device; + char *envp[] = { NULL, NULL }; + + switch (p->state) { + case MS_UNLOADED: + pr_info("%s: The tape cartridge has been successfully " + "unloaded\n", dev_name(&device->cdev->dev)); + envp[0] = env_state_unloaded; + kobject_uevent_env(&device->cdev->dev.kobj, KOBJ_CHANGE, envp); + break; + case MS_LOADED: + pr_info("%s: A tape cartridge has been mounted\n", + dev_name(&device->cdev->dev)); + envp[0] = env_state_loaded; + kobject_uevent_env(&device->cdev->dev.kobj, KOBJ_CHANGE, envp); + break; + default: + break; + } + tape_put_device(device); + kfree(p); +} + +static void +tape_med_state_work(struct tape_device *device, enum tape_medium_state state) +{ + struct tape_med_state_work_data *p; + + p = kzalloc(sizeof(*p), GFP_ATOMIC); + if (p) { + INIT_WORK(&p->work, tape_med_state_work_handler); + p->device = tape_get_device(device); + p->state = state; + schedule_work(&p->work); + } +} + void tape_med_state_set(struct tape_device *device, enum tape_medium_state newstate) { - if (device->medium_state == newstate) + enum tape_medium_state oldstate; + + oldstate = device->medium_state; + if (oldstate == newstate) return; + device->medium_state = newstate; switch(newstate){ case MS_UNLOADED: device->tape_generic_status |= GMT_DR_OPEN(~0); - if (device->medium_state == MS_LOADED) - pr_info("%s: The tape cartridge has been successfully " - "unloaded\n", dev_name(&device->cdev->dev)); + if (oldstate == MS_LOADED) + tape_med_state_work(device, MS_UNLOADED); break; case MS_LOADED: device->tape_generic_status &= ~GMT_DR_OPEN(~0); - if (device->medium_state == MS_UNLOADED) - pr_info("%s: A tape cartridge has been mounted\n", - dev_name(&device->cdev->dev)); + if (oldstate == MS_UNLOADED) + tape_med_state_work(device, MS_LOADED); break; default: - // print nothing break; } - device->medium_state = newstate; wake_up(&device->state_change_wq); } diff --git a/drivers/s390/char/vmlogrdr.c b/drivers/s390/char/vmlogrdr.c index 9f661426e4a..c837d7419a6 100644 --- a/drivers/s390/char/vmlogrdr.c +++ b/drivers/s390/char/vmlogrdr.c @@ -30,7 +30,6 @@ #include <linux/kmod.h> #include <linux/cdev.h> #include <linux/device.h> -#include <linux/smp_lock.h> #include <linux/string.h> MODULE_AUTHOR @@ -249,27 +248,25 @@ static int vmlogrdr_recording(struct vmlogrdr_priv_t * logptr, char cp_command[80]; char cp_response[160]; char *onoff, *qid_string; + int rc; - memset(cp_command, 0x00, sizeof(cp_command)); - memset(cp_response, 0x00, sizeof(cp_response)); - - onoff = ((action == 1) ? "ON" : "OFF"); + onoff = ((action == 1) ? "ON" : "OFF"); qid_string = ((recording_class_AB == 1) ? " QID * " : ""); - /* + /* * The recording commands needs to be called with option QID * for guests that have previlege classes A or B. * Purging has to be done as separate step, because recording * can't be switched on as long as records are on the queue. * Doing both at the same time doesn't work. */ - - if (purge) { + if (purge && (action == 1)) { + memset(cp_command, 0x00, sizeof(cp_command)); + memset(cp_response, 0x00, sizeof(cp_response)); snprintf(cp_command, sizeof(cp_command), "RECORDING %s PURGE %s", logptr->recording_name, qid_string); - cpcmd(cp_command, cp_response, sizeof(cp_response), NULL); } @@ -279,19 +276,33 @@ static int vmlogrdr_recording(struct vmlogrdr_priv_t * logptr, logptr->recording_name, onoff, qid_string); - cpcmd(cp_command, cp_response, sizeof(cp_response), NULL); /* The recording command will usually answer with 'Command complete' * on success, but when the specific service was never connected * before then there might be an additional informational message * 'HCPCRC8072I Recording entry not found' before the - * 'Command complete'. So I use strstr rather then the strncmp. + * 'Command complete'. So I use strstr rather then the strncmp. */ if (strstr(cp_response,"Command complete")) - return 0; + rc = 0; else - return -EIO; + rc = -EIO; + /* + * If we turn recording off, we have to purge any remaining records + * afterwards, as a large number of queued records may impact z/VM + * performance. + */ + if (purge && (action == 0)) { + memset(cp_command, 0x00, sizeof(cp_command)); + memset(cp_response, 0x00, sizeof(cp_response)); + snprintf(cp_command, sizeof(cp_command), + "RECORDING %s PURGE %s", + logptr->recording_name, + qid_string); + cpcmd(cp_command, cp_response, sizeof(cp_response), NULL); + } + return rc; } diff --git a/drivers/s390/char/vmur.c b/drivers/s390/char/vmur.c index 1de672f2103..f7e4ae6bf15 100644 --- a/drivers/s390/char/vmur.c +++ b/drivers/s390/char/vmur.c @@ -13,7 +13,6 @@ #include <linux/cdev.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #include <asm/uaccess.h> #include <asm/cio.h> diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c index 2ff8a22d425..e8391b89eff 100644 --- a/drivers/s390/cio/device.c +++ b/drivers/s390/cio/device.c @@ -1455,7 +1455,16 @@ static int io_subchannel_sch_event(struct subchannel *sch, int process) break; case IO_SCH_UNREG_ATTACH: case IO_SCH_UNREG: - if (cdev) + if (!cdev) + break; + if (cdev->private->state == DEV_STATE_SENSE_ID) { + /* + * Note: delayed work triggered by this event + * and repeated calls to sch_event are synchronized + * by the above check for work_pending(cdev). + */ + dev_fsm_event(cdev, DEV_EVENT_NOTOPER); + } else ccw_device_set_notoper(cdev); break; case IO_SCH_NOP: diff --git a/drivers/s390/crypto/zcrypt_api.c b/drivers/s390/crypto/zcrypt_api.c index f5221749d18..7fca9c10ffc 100644 --- a/drivers/s390/crypto/zcrypt_api.c +++ b/drivers/s390/crypto/zcrypt_api.c @@ -35,7 +35,6 @@ #include <linux/proc_fs.h> #include <linux/seq_file.h> #include <linux/compat.h> -#include <linux/smp_lock.h> #include <linux/slab.h> #include <asm/atomic.h> #include <asm/uaccess.h> diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h index 6be43eb126b..f47a714538d 100644 --- a/drivers/s390/net/qeth_core.h +++ b/drivers/s390/net/qeth_core.h @@ -440,7 +440,6 @@ struct qeth_qdio_out_q { * index of buffer to be filled by driver; state EMPTY or PACKING */ int next_buf_to_fill; - int sync_iqdio_error; /* * number of buffers that are currently filled (PRIMED) * -> these buffers are hardware-owned @@ -695,14 +694,6 @@ struct qeth_mc_mac { int is_vmac; }; -struct qeth_skb_data { - __u32 magic; - int count; -}; - -#define QETH_SKB_MAGIC 0x71657468 -#define QETH_SIGA_CC2_RETRIES 3 - struct qeth_rx { int b_count; int b_index; diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c index 76426706260..e6b2df0e73f 100644 --- a/drivers/s390/net/qeth_core_main.c +++ b/drivers/s390/net/qeth_core_main.c @@ -877,8 +877,8 @@ out: return; } -static void __qeth_clear_output_buffer(struct qeth_qdio_out_q *queue, - struct qeth_qdio_out_buffer *buf, unsigned int qeth_skip_skb) +static void qeth_clear_output_buffer(struct qeth_qdio_out_q *queue, + struct qeth_qdio_out_buffer *buf) { int i; struct sk_buff *skb; @@ -887,13 +887,11 @@ static void __qeth_clear_output_buffer(struct qeth_qdio_out_q *queue, if (buf->buffer->element[0].flags & 0x40) atomic_dec(&queue->set_pci_flags_count); - if (!qeth_skip_skb) { + skb = skb_dequeue(&buf->skb_list); + while (skb) { + atomic_dec(&skb->users); + dev_kfree_skb_any(skb); skb = skb_dequeue(&buf->skb_list); - while (skb) { - atomic_dec(&skb->users); - dev_kfree_skb_any(skb); - skb = skb_dequeue(&buf->skb_list); - } } for (i = 0; i < QETH_MAX_BUFFER_ELEMENTS(queue->card); ++i) { if (buf->buffer->element[i].addr && buf->is_header[i]) @@ -909,12 +907,6 @@ static void __qeth_clear_output_buffer(struct qeth_qdio_out_q *queue, atomic_set(&buf->state, QETH_QDIO_BUF_EMPTY); } -static void qeth_clear_output_buffer(struct qeth_qdio_out_q *queue, - struct qeth_qdio_out_buffer *buf) -{ - __qeth_clear_output_buffer(queue, buf, 0); -} - void qeth_clear_qdio_buffers(struct qeth_card *card) { int i, j; @@ -2833,7 +2825,6 @@ static void qeth_flush_buffers(struct qeth_qdio_out_q *queue, int index, } } - queue->sync_iqdio_error = 0; queue->card->dev->trans_start = jiffies; if (queue->card->options.performance_stats) { queue->card->perf_stats.outbound_do_qdio_cnt++; @@ -2849,10 +2840,6 @@ static void qeth_flush_buffers(struct qeth_qdio_out_q *queue, int index, queue->card->perf_stats.outbound_do_qdio_time += qeth_get_micros() - queue->card->perf_stats.outbound_do_qdio_start_time; - if (rc > 0) { - if (!(rc & QDIO_ERROR_SIGA_BUSY)) - queue->sync_iqdio_error = rc & 3; - } if (rc) { queue->card->stats.tx_errors += count; /* ignore temporary SIGA errors without busy condition */ @@ -2916,7 +2903,7 @@ void qeth_qdio_start_poll(struct ccw_device *ccwdev, int queue, { struct qeth_card *card = (struct qeth_card *)card_ptr; - if (card->dev) + if (card->dev && (card->dev->flags & IFF_UP)) napi_schedule(&card->napi); } EXPORT_SYMBOL_GPL(qeth_qdio_start_poll); @@ -2940,7 +2927,6 @@ void qeth_qdio_output_handler(struct ccw_device *ccwdev, struct qeth_qdio_out_q *queue = card->qdio.out_qs[__queue]; struct qeth_qdio_out_buffer *buffer; int i; - unsigned qeth_send_err; QETH_CARD_TEXT(card, 6, "qdouhdl"); if (qdio_error & QDIO_ERROR_ACTIVATE_CHECK_CONDITION) { @@ -2956,9 +2942,8 @@ void qeth_qdio_output_handler(struct ccw_device *ccwdev, } for (i = first_element; i < (first_element + count); ++i) { buffer = &queue->bufs[i % QDIO_MAX_BUFFERS_PER_Q]; - qeth_send_err = qeth_handle_send_error(card, buffer, qdio_error); - __qeth_clear_output_buffer(queue, buffer, - (qeth_send_err == QETH_SEND_ERROR_RETRY) ? 1 : 0); + qeth_handle_send_error(card, buffer, qdio_error); + qeth_clear_output_buffer(queue, buffer); } atomic_sub(count, &queue->used_buffers); /* check if we need to do something on this outbound queue */ @@ -3183,10 +3168,7 @@ int qeth_do_send_packet_fast(struct qeth_card *card, int offset, int hd_len) { struct qeth_qdio_out_buffer *buffer; - struct sk_buff *skb1; - struct qeth_skb_data *retry_ctrl; int index; - int rc; /* spin until we get the queue ... */ while (atomic_cmpxchg(&queue->state, QETH_OUT_Q_UNLOCKED, @@ -3205,25 +3187,6 @@ int qeth_do_send_packet_fast(struct qeth_card *card, atomic_set(&queue->state, QETH_OUT_Q_UNLOCKED); qeth_fill_buffer(queue, buffer, skb, hdr, offset, hd_len); qeth_flush_buffers(queue, index, 1); - if (queue->sync_iqdio_error == 2) { - skb1 = skb_dequeue(&buffer->skb_list); - while (skb1) { - atomic_dec(&skb1->users); - skb1 = skb_dequeue(&buffer->skb_list); - } - retry_ctrl = (struct qeth_skb_data *) &skb->cb[16]; - if (retry_ctrl->magic != QETH_SKB_MAGIC) { - retry_ctrl->magic = QETH_SKB_MAGIC; - retry_ctrl->count = 0; - } - if (retry_ctrl->count < QETH_SIGA_CC2_RETRIES) { - retry_ctrl->count++; - rc = dev_queue_xmit(skb); - } else { - dev_kfree_skb_any(skb); - QETH_CARD_TEXT(card, 2, "qrdrop"); - } - } return 0; out: atomic_set(&queue->state, QETH_OUT_Q_UNLOCKED); diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c index 50286d8707f..6bd2dbc4c31 100644 --- a/drivers/s390/scsi/zfcp_scsi.c +++ b/drivers/s390/scsi/zfcp_scsi.c @@ -76,7 +76,7 @@ static void zfcp_scsi_command_fail(struct scsi_cmnd *scpnt, int result) scpnt->scsi_done(scpnt); } -static int zfcp_scsi_queuecommand(struct scsi_cmnd *scpnt, +static int zfcp_scsi_queuecommand_lck(struct scsi_cmnd *scpnt, void (*done) (struct scsi_cmnd *)) { struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(scpnt->device); @@ -127,6 +127,8 @@ static int zfcp_scsi_queuecommand(struct scsi_cmnd *scpnt, return ret; } +static DEF_SCSI_QCMD(zfcp_scsi_queuecommand) + static int zfcp_scsi_slave_alloc(struct scsi_device *sdev) { struct fc_rport *rport = starget_to_rport(scsi_target(sdev)); diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c index fcf08b3f52c..b7bd5b0cc7a 100644 --- a/drivers/scsi/3w-9xxx.c +++ b/drivers/scsi/3w-9xxx.c @@ -1765,7 +1765,7 @@ out: } /* End twa_scsi_eh_reset() */ /* This is the main scsi queue function to handle scsi opcodes */ -static int twa_scsi_queue(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) +static int twa_scsi_queue_lck(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) { int request_id, retval; TW_Device_Extension *tw_dev = (TW_Device_Extension *)SCpnt->device->host->hostdata; @@ -1812,6 +1812,8 @@ out: return retval; } /* End twa_scsi_queue() */ +static DEF_SCSI_QCMD(twa_scsi_queue) + /* This function hands scsi cdb's to the firmware */ static int twa_scsiop_execute_scsi(TW_Device_Extension *tw_dev, int request_id, char *cdb, int use_sg, TW_SG_Entry *sglistarg) { diff --git a/drivers/scsi/3w-sas.c b/drivers/scsi/3w-sas.c index 6a95d111d20..13e39e1fdfe 100644 --- a/drivers/scsi/3w-sas.c +++ b/drivers/scsi/3w-sas.c @@ -1501,7 +1501,7 @@ out: } /* End twl_scsi_eh_reset() */ /* This is the main scsi queue function to handle scsi opcodes */ -static int twl_scsi_queue(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) +static int twl_scsi_queue_lck(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) { int request_id, retval; TW_Device_Extension *tw_dev = (TW_Device_Extension *)SCpnt->device->host->hostdata; @@ -1536,6 +1536,8 @@ out: return retval; } /* End twl_scsi_queue() */ +static DEF_SCSI_QCMD(twl_scsi_queue) + /* This function tells the controller to shut down */ static void __twl_shutdown(TW_Device_Extension *tw_dev) { diff --git a/drivers/scsi/3w-xxxx.c b/drivers/scsi/3w-xxxx.c index b1125341f4c..7fe96ff60c5 100644 --- a/drivers/scsi/3w-xxxx.c +++ b/drivers/scsi/3w-xxxx.c @@ -1947,7 +1947,7 @@ static int tw_scsiop_test_unit_ready_complete(TW_Device_Extension *tw_dev, int r } /* End tw_scsiop_test_unit_ready_complete() */ /* This is the main scsi queue function to handle scsi opcodes */ -static int tw_scsi_queue(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) +static int tw_scsi_queue_lck(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) { unsigned char *command = SCpnt->cmnd; int request_id = 0; @@ -2023,6 +2023,8 @@ static int tw_scsi_queue(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd return retval; } /* End tw_scsi_queue() */ +static DEF_SCSI_QCMD(tw_scsi_queue) + /* This function is the interrupt service routine */ static irqreturn_t tw_interrupt(int irq, void *dev_instance) { diff --git a/drivers/scsi/53c700.c b/drivers/scsi/53c700.c index 89fc1c8af86..f672491774e 100644 --- a/drivers/scsi/53c700.c +++ b/drivers/scsi/53c700.c @@ -167,7 +167,7 @@ MODULE_LICENSE("GPL"); #include "53c700_d.h" -STATIC int NCR_700_queuecommand(struct scsi_cmnd *, void (*done)(struct scsi_cmnd *)); +STATIC int NCR_700_queuecommand(struct Scsi_Host *h, struct scsi_cmnd *); STATIC int NCR_700_abort(struct scsi_cmnd * SCpnt); STATIC int NCR_700_bus_reset(struct scsi_cmnd * SCpnt); STATIC int NCR_700_host_reset(struct scsi_cmnd * SCpnt); @@ -1749,8 +1749,8 @@ NCR_700_intr(int irq, void *dev_id) return IRQ_RETVAL(handled); } -STATIC int -NCR_700_queuecommand(struct scsi_cmnd *SCp, void (*done)(struct scsi_cmnd *)) +static int +NCR_700_queuecommand_lck(struct scsi_cmnd *SCp, void (*done)(struct scsi_cmnd *)) { struct NCR_700_Host_Parameters *hostdata = (struct NCR_700_Host_Parameters *)SCp->device->host->hostdata[0]; @@ -1904,6 +1904,8 @@ NCR_700_queuecommand(struct scsi_cmnd *SCp, void (*done)(struct scsi_cmnd *)) return 0; } +STATIC DEF_SCSI_QCMD(NCR_700_queuecommand) + STATIC int NCR_700_abort(struct scsi_cmnd * SCp) { diff --git a/drivers/scsi/BusLogic.c b/drivers/scsi/BusLogic.c index fc0b4b81d55..f66c33b9ab4 100644 --- a/drivers/scsi/BusLogic.c +++ b/drivers/scsi/BusLogic.c @@ -2807,7 +2807,7 @@ static int BusLogic_host_reset(struct scsi_cmnd * SCpnt) Outgoing Mailbox for execution by the associated Host Adapter. */ -static int BusLogic_QueueCommand(struct scsi_cmnd *Command, void (*CompletionRoutine) (struct scsi_cmnd *)) +static int BusLogic_QueueCommand_lck(struct scsi_cmnd *Command, void (*CompletionRoutine) (struct scsi_cmnd *)) { struct BusLogic_HostAdapter *HostAdapter = (struct BusLogic_HostAdapter *) Command->device->host->hostdata; struct BusLogic_TargetFlags *TargetFlags = &HostAdapter->TargetFlags[Command->device->id]; @@ -2994,6 +2994,7 @@ static int BusLogic_QueueCommand(struct scsi_cmnd *Command, void (*CompletionRou return 0; } +static DEF_SCSI_QCMD(BusLogic_QueueCommand) #if 0 /* diff --git a/drivers/scsi/BusLogic.h b/drivers/scsi/BusLogic.h index 73f237a1ed9..649fcb31f26 100644 --- a/drivers/scsi/BusLogic.h +++ b/drivers/scsi/BusLogic.h @@ -1319,7 +1319,7 @@ static inline void BusLogic_IncrementSizeBucket(BusLogic_CommandSizeBuckets_T Co */ static const char *BusLogic_DriverInfo(struct Scsi_Host *); -static int BusLogic_QueueCommand(struct scsi_cmnd *, void (*CompletionRoutine) (struct scsi_cmnd *)); +static int BusLogic_QueueCommand(struct Scsi_Host *h, struct scsi_cmnd *); static int BusLogic_BIOSDiskParameters(struct scsi_device *, struct block_device *, sector_t, int *); static int BusLogic_ProcDirectoryInfo(struct Scsi_Host *, char *, char **, off_t, int, int); static int BusLogic_SlaveConfigure(struct scsi_device *); diff --git a/drivers/scsi/NCR5380.c b/drivers/scsi/NCR5380.c index 5d2f148889a..9a5629f94f9 100644 --- a/drivers/scsi/NCR5380.c +++ b/drivers/scsi/NCR5380.c @@ -952,7 +952,7 @@ static void NCR5380_exit(struct Scsi_Host *instance) * Locks: host lock taken by caller */ -static int NCR5380_queue_command(Scsi_Cmnd * cmd, void (*done) (Scsi_Cmnd *)) +static int NCR5380_queue_command_lck(Scsi_Cmnd * cmd, void (*done) (Scsi_Cmnd *)) { struct Scsi_Host *instance = cmd->device->host; struct NCR5380_hostdata *hostdata = (struct NCR5380_hostdata *) instance->hostdata; @@ -1021,6 +1021,7 @@ static int NCR5380_queue_command(Scsi_Cmnd * cmd, void (*done) (Scsi_Cmnd *)) return 0; } +static DEF_SCSI_QCMD(NCR5380_queue_command) /** * NCR5380_main - NCR state machines diff --git a/drivers/scsi/NCR5380.h b/drivers/scsi/NCR5380.h index bdc468c9e1d..fd40a32b1f6 100644 --- a/drivers/scsi/NCR5380.h +++ b/drivers/scsi/NCR5380.h @@ -313,7 +313,7 @@ static void NCR5380_print(struct Scsi_Host *instance); #endif static int NCR5380_abort(Scsi_Cmnd * cmd); static int NCR5380_bus_reset(Scsi_Cmnd * cmd); -static int NCR5380_queue_command(Scsi_Cmnd * cmd, void (*done) (Scsi_Cmnd *)); +static int NCR5380_queue_command(struct Scsi_Host *, struct scsi_cmnd *); static int __maybe_unused NCR5380_proc_info(struct Scsi_Host *instance, char *buffer, char **start, off_t offset, int length, int inout); diff --git a/drivers/scsi/NCR53c406a.c b/drivers/scsi/NCR53c406a.c index 6961f78742a..c91888a0a23 100644 --- a/drivers/scsi/NCR53c406a.c +++ b/drivers/scsi/NCR53c406a.c @@ -693,7 +693,7 @@ static void wait_intr(void) } #endif -static int NCR53c406a_queue(Scsi_Cmnd * SCpnt, void (*done) (Scsi_Cmnd *)) +static int NCR53c406a_queue_lck(Scsi_Cmnd * SCpnt, void (*done) (Scsi_Cmnd *)) { int i; @@ -726,6 +726,8 @@ static int NCR53c406a_queue(Scsi_Cmnd * SCpnt, void (*done) (Scsi_Cmnd *)) return 0; } +static DEF_SCSI_QCMD(NCR53c406a_queue) + static int NCR53c406a_host_reset(Scsi_Cmnd * SCpnt) { DEB(printk("NCR53c406a_reset called\n")); diff --git a/drivers/scsi/a100u2w.c b/drivers/scsi/a100u2w.c index dbbc601948e..dc5ac6e528c 100644 --- a/drivers/scsi/a100u2w.c +++ b/drivers/scsi/a100u2w.c @@ -911,7 +911,7 @@ static int inia100_build_scb(struct orc_host * host, struct orc_scb * scb, struc * queue the command down to the controller */ -static int inia100_queue(struct scsi_cmnd * cmd, void (*done) (struct scsi_cmnd *)) +static int inia100_queue_lck(struct scsi_cmnd * cmd, void (*done) (struct scsi_cmnd *)) { struct orc_scb *scb; struct orc_host *host; /* Point to Host adapter control block */ @@ -930,6 +930,8 @@ static int inia100_queue(struct scsi_cmnd * cmd, void (*done) (struct scsi_cmnd return 0; } +static DEF_SCSI_QCMD(inia100_queue) + /***************************************************************************** Function name : inia100_abort Description : Abort a queued command. diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c index 29c0ed1cf50..2c93d9496d6 100644 --- a/drivers/scsi/aacraid/linit.c +++ b/drivers/scsi/aacraid/linit.c @@ -248,7 +248,7 @@ static struct aac_driver_ident aac_drivers[] = { * TODO: unify with aac_scsi_cmd(). */ -static int aac_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) +static int aac_queuecommand_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { struct Scsi_Host *host = cmd->device->host; struct aac_dev *dev = (struct aac_dev *)host->hostdata; @@ -267,6 +267,8 @@ static int aac_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd return (aac_scsi_cmd(cmd) ? FAILED : 0); } +static DEF_SCSI_QCMD(aac_queuecommand) + /** * aac_info - Returns the host adapter name * @shost: Scsi host to report on diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c index 0ec3da6f3e1..081c6de92bc 100644 --- a/drivers/scsi/advansys.c +++ b/drivers/scsi/advansys.c @@ -9500,7 +9500,7 @@ static int asc_execute_scsi_cmnd(struct scsi_cmnd *scp) * in the 'scp' result field. */ static int -advansys_queuecommand(struct scsi_cmnd *scp, void (*done)(struct scsi_cmnd *)) +advansys_queuecommand_lck(struct scsi_cmnd *scp, void (*done)(struct scsi_cmnd *)) { struct Scsi_Host *shost = scp->device->host; int asc_res, result = 0; @@ -9525,6 +9525,8 @@ advansys_queuecommand(struct scsi_cmnd *scp, void (*done)(struct scsi_cmnd *)) return result; } +static DEF_SCSI_QCMD(advansys_queuecommand) + static ushort __devinit AscGetEisaChipCfg(PortAddr iop_base) { PortAddr eisa_cfg_iop = (PortAddr) ASC_GET_EISA_SLOT(iop_base) | diff --git a/drivers/scsi/aha152x.c b/drivers/scsi/aha152x.c index 8eab8587ff2..c5169f01c1c 100644 --- a/drivers/scsi/aha152x.c +++ b/drivers/scsi/aha152x.c @@ -1056,7 +1056,7 @@ static int aha152x_internal_queue(Scsi_Cmnd *SCpnt, struct completion *complete, * queue a command * */ -static int aha152x_queue(Scsi_Cmnd *SCpnt, void (*done)(Scsi_Cmnd *)) +static int aha152x_queue_lck(Scsi_Cmnd *SCpnt, void (*done)(Scsi_Cmnd *)) { #if 0 if(*SCpnt->cmnd == REQUEST_SENSE) { @@ -1070,6 +1070,8 @@ static int aha152x_queue(Scsi_Cmnd *SCpnt, void (*done)(Scsi_Cmnd *)) return aha152x_internal_queue(SCpnt, NULL, 0, done); } +static DEF_SCSI_QCMD(aha152x_queue) + /* * diff --git a/drivers/scsi/aha1542.c b/drivers/scsi/aha1542.c index 4f785f254c1..195823a51aa 100644 --- a/drivers/scsi/aha1542.c +++ b/drivers/scsi/aha1542.c @@ -558,7 +558,7 @@ static void aha1542_intr_handle(struct Scsi_Host *shost) }; } -static int aha1542_queuecommand(Scsi_Cmnd * SCpnt, void (*done) (Scsi_Cmnd *)) +static int aha1542_queuecommand_lck(Scsi_Cmnd * SCpnt, void (*done) (Scsi_Cmnd *)) { unchar ahacmd = CMD_START_SCSI; unchar direction; @@ -718,6 +718,8 @@ static int aha1542_queuecommand(Scsi_Cmnd * SCpnt, void (*done) (Scsi_Cmnd *)) return 0; } +static DEF_SCSI_QCMD(aha1542_queuecommand) + /* Initialize mailboxes */ static void setup_mailboxes(int bse, struct Scsi_Host *shpnt) { diff --git a/drivers/scsi/aha1542.h b/drivers/scsi/aha1542.h index 1db538552d5..b871d2b57f9 100644 --- a/drivers/scsi/aha1542.h +++ b/drivers/scsi/aha1542.h @@ -132,7 +132,7 @@ struct ccb { /* Command Control Block 5.3 */ }; static int aha1542_detect(struct scsi_host_template *); -static int aha1542_queuecommand(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *)); +static int aha1542_queuecommand(struct Scsi_Host *, struct scsi_cmnd *); static int aha1542_bus_reset(Scsi_Cmnd * SCpnt); static int aha1542_dev_reset(Scsi_Cmnd * SCpnt); static int aha1542_host_reset(Scsi_Cmnd * SCpnt); diff --git a/drivers/scsi/aha1740.c b/drivers/scsi/aha1740.c index 0107a4cc333..d058f1ab82b 100644 --- a/drivers/scsi/aha1740.c +++ b/drivers/scsi/aha1740.c @@ -331,7 +331,7 @@ static irqreturn_t aha1740_intr_handle(int irq, void *dev_id) return IRQ_RETVAL(handled); } -static int aha1740_queuecommand(Scsi_Cmnd * SCpnt, void (*done)(Scsi_Cmnd *)) +static int aha1740_queuecommand_lck(Scsi_Cmnd * SCpnt, void (*done)(Scsi_Cmnd *)) { unchar direction; unchar *cmd = (unchar *) SCpnt->cmnd; @@ -503,6 +503,8 @@ static int aha1740_queuecommand(Scsi_Cmnd * SCpnt, void (*done)(Scsi_Cmnd *)) return 0; } +static DEF_SCSI_QCMD(aha1740_queuecommand) + /* Query the board for its irq_level and irq_type. Nothing else matters in enhanced mode on an EISA bus. */ diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.c b/drivers/scsi/aic7xxx/aic79xx_osm.c index 88ad8482ef5..25d06662447 100644 --- a/drivers/scsi/aic7xxx/aic79xx_osm.c +++ b/drivers/scsi/aic7xxx/aic79xx_osm.c @@ -573,7 +573,7 @@ ahd_linux_info(struct Scsi_Host *host) * Queue an SCB to the controller. */ static int -ahd_linux_queue(struct scsi_cmnd * cmd, void (*scsi_done) (struct scsi_cmnd *)) +ahd_linux_queue_lck(struct scsi_cmnd * cmd, void (*scsi_done) (struct scsi_cmnd *)) { struct ahd_softc *ahd; struct ahd_linux_device *dev = scsi_transport_device_data(cmd->device); @@ -588,6 +588,8 @@ ahd_linux_queue(struct scsi_cmnd * cmd, void (*scsi_done) (struct scsi_cmnd *)) return rtn; } +static DEF_SCSI_QCMD(ahd_linux_queue) + static struct scsi_target ** ahd_linux_target_in_softc(struct scsi_target *starget) { diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.c b/drivers/scsi/aic7xxx/aic7xxx_osm.c index aeea7a61478..4a359bb307c 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_osm.c +++ b/drivers/scsi/aic7xxx/aic7xxx_osm.c @@ -528,7 +528,7 @@ ahc_linux_info(struct Scsi_Host *host) * Queue an SCB to the controller. */ static int -ahc_linux_queue(struct scsi_cmnd * cmd, void (*scsi_done) (struct scsi_cmnd *)) +ahc_linux_queue_lck(struct scsi_cmnd * cmd, void (*scsi_done) (struct scsi_cmnd *)) { struct ahc_softc *ahc; struct ahc_linux_device *dev = scsi_transport_device_data(cmd->device); @@ -548,6 +548,8 @@ ahc_linux_queue(struct scsi_cmnd * cmd, void (*scsi_done) (struct scsi_cmnd *)) return rtn; } +static DEF_SCSI_QCMD(ahc_linux_queue) + static inline struct scsi_target ** ahc_linux_target_in_softc(struct scsi_target *starget) { diff --git a/drivers/scsi/aic7xxx_old.c b/drivers/scsi/aic7xxx_old.c index aee73fafccc..4ff60a08df0 100644 --- a/drivers/scsi/aic7xxx_old.c +++ b/drivers/scsi/aic7xxx_old.c @@ -10234,7 +10234,7 @@ static void aic7xxx_buildscb(struct aic7xxx_host *p, struct scsi_cmnd *cmd, * Description: * Queue a SCB to the controller. *-F*************************************************************************/ -static int aic7xxx_queue(struct scsi_cmnd *cmd, void (*fn)(struct scsi_cmnd *)) +static int aic7xxx_queue_lck(struct scsi_cmnd *cmd, void (*fn)(struct scsi_cmnd *)) { struct aic7xxx_host *p; struct aic7xxx_scb *scb; @@ -10292,6 +10292,8 @@ static int aic7xxx_queue(struct scsi_cmnd *cmd, void (*fn)(struct scsi_cmnd *)) return (0); } +static DEF_SCSI_QCMD(aic7xxx_queue) + /*+F************************************************************************* * Function: * aic7xxx_bus_device_reset diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c index 05a78e515a2..17e3df4f016 100644 --- a/drivers/scsi/arcmsr/arcmsr_hba.c +++ b/drivers/scsi/arcmsr/arcmsr_hba.c @@ -85,8 +85,7 @@ static int arcmsr_abort(struct scsi_cmnd *); static int arcmsr_bus_reset(struct scsi_cmnd *); static int arcmsr_bios_param(struct scsi_device *sdev, struct block_device *bdev, sector_t capacity, int *info); -static int arcmsr_queue_command(struct scsi_cmnd *cmd, - void (*done) (struct scsi_cmnd *)); +static int arcmsr_queue_command(struct Scsi_Host *h, struct scsi_cmnd *cmd); static int arcmsr_probe(struct pci_dev *pdev, const struct pci_device_id *id); static void arcmsr_remove(struct pci_dev *pdev); @@ -2081,7 +2080,7 @@ static void arcmsr_handle_virtual_command(struct AdapterControlBlock *acb, } } -static int arcmsr_queue_command(struct scsi_cmnd *cmd, +static int arcmsr_queue_command_lck(struct scsi_cmnd *cmd, void (* done)(struct scsi_cmnd *)) { struct Scsi_Host *host = cmd->device->host; @@ -2124,6 +2123,8 @@ static int arcmsr_queue_command(struct scsi_cmnd *cmd, return 0; } +static DEF_SCSI_QCMD(arcmsr_queue_command) + static bool arcmsr_get_hba_config(struct AdapterControlBlock *acb) { struct MessageUnit_A __iomem *reg = acb->pmuA; diff --git a/drivers/scsi/arm/acornscsi.c b/drivers/scsi/arm/acornscsi.c index 918ccf81875..ec166726b31 100644 --- a/drivers/scsi/arm/acornscsi.c +++ b/drivers/scsi/arm/acornscsi.c @@ -2511,7 +2511,7 @@ acornscsi_intr(int irq, void *dev_id) * done - function called on completion, with pointer to command descriptor * Returns : 0, or < 0 on error. */ -int acornscsi_queuecmd(struct scsi_cmnd *SCpnt, +static int acornscsi_queuecmd_lck(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) { AS_Host *host = (AS_Host *)SCpnt->device->host->hostdata; @@ -2561,6 +2561,8 @@ int acornscsi_queuecmd(struct scsi_cmnd *SCpnt, return 0; } +DEF_SCSI_QCMD(acornscsi_queuecmd) + /* * Prototype: void acornscsi_reportstatus(struct scsi_cmnd **SCpntp1, struct scsi_cmnd **SCpntp2, int result) * Purpose : pass a result to *SCpntp1, and check if *SCpntp1 = *SCpntp2 diff --git a/drivers/scsi/arm/fas216.c b/drivers/scsi/arm/fas216.c index 9e71ac61114..2b2ce21e227 100644 --- a/drivers/scsi/arm/fas216.c +++ b/drivers/scsi/arm/fas216.c @@ -2198,7 +2198,7 @@ no_command: * Returns: 0 on success, else error. * Notes: io_request_lock is held, interrupts are disabled. */ -int fas216_queue_command(struct scsi_cmnd *SCpnt, +static int fas216_queue_command_lck(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) { FAS216_Info *info = (FAS216_Info *)SCpnt->device->host->hostdata; @@ -2240,6 +2240,8 @@ int fas216_queue_command(struct scsi_cmnd *SCpnt, return result; } +DEF_SCSI_QCMD(fas216_queue_command) + /** * fas216_internal_done - trigger restart of a waiting thread in fas216_noqueue_command * @SCpnt: Command to wake @@ -2263,7 +2265,7 @@ static void fas216_internal_done(struct scsi_cmnd *SCpnt) * Returns: scsi result code. * Notes: io_request_lock is held, interrupts are disabled. */ -int fas216_noqueue_command(struct scsi_cmnd *SCpnt, +static int fas216_noqueue_command_lck(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) { FAS216_Info *info = (FAS216_Info *)SCpnt->device->host->hostdata; @@ -2277,7 +2279,7 @@ int fas216_noqueue_command(struct scsi_cmnd *SCpnt, BUG_ON(info->scsi.irq != NO_IRQ); info->internal_done = 0; - fas216_queue_command(SCpnt, fas216_internal_done); + fas216_queue_command_lck(SCpnt, fas216_internal_done); /* * This wastes time, since we can't return until the command is @@ -2310,6 +2312,8 @@ int fas216_noqueue_command(struct scsi_cmnd *SCpnt, return 0; } +DEF_SCSI_QCMD(fas216_noqueue_command) + /* * Error handler timeout function. Indicate that we timed out, * and wake up any error handler process so it can continue. diff --git a/drivers/scsi/arm/fas216.h b/drivers/scsi/arm/fas216.h index b65f4cf0eec..377cfb72cc6 100644 --- a/drivers/scsi/arm/fas216.h +++ b/drivers/scsi/arm/fas216.h @@ -331,23 +331,21 @@ extern int fas216_init (struct Scsi_Host *instance); */ extern int fas216_add (struct Scsi_Host *instance, struct device *dev); -/* Function: int fas216_queue_command(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) +/* Function: int fas216_queue_command(struct Scsi_Host *h, struct scsi_cmnd *SCpnt) * Purpose : queue a command for adapter to process. - * Params : SCpnt - Command to queue - * done - done function to call once command is complete + * Params : h - host adapter + * : SCpnt - Command to queue * Returns : 0 - success, else error */ -extern int fas216_queue_command(struct scsi_cmnd *, - void (*done)(struct scsi_cmnd *)); +extern int fas216_queue_command(struct Scsi_Host *h, struct scsi_cmnd *SCpnt); -/* Function: int fas216_noqueue_command(istruct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) +/* Function: int fas216_noqueue_command(struct Scsi_Host *h, struct scsi_cmnd *SCpnt) * Purpose : queue a command for adapter to process, and process it to completion. - * Params : SCpnt - Command to queue - * done - done function to call once command is complete + * Params : h - host adapter + * : SCpnt - Command to queue * Returns : 0 - success, else error */ -extern int fas216_noqueue_command(struct scsi_cmnd *, - void (*done)(struct scsi_cmnd *)); +extern int fas216_noqueue_command(struct Scsi_Host *, struct scsi_cmnd *) /* Function: irqreturn_t fas216_intr (FAS216_Info *info) * Purpose : handle interrupts from the interface to progress a command diff --git a/drivers/scsi/atari_NCR5380.c b/drivers/scsi/atari_NCR5380.c index 158ebc3644d..88b2928b4d3 100644 --- a/drivers/scsi/atari_NCR5380.c +++ b/drivers/scsi/atari_NCR5380.c @@ -910,7 +910,7 @@ static int __init NCR5380_init(struct Scsi_Host *instance, int flags) * */ -static int NCR5380_queue_command(Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *)) +static int NCR5380_queue_command_lck(Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *)) { SETUP_HOSTDATA(cmd->device->host); Scsi_Cmnd *tmp; @@ -1022,6 +1022,8 @@ static int NCR5380_queue_command(Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *)) return 0; } +static DEF_SCSI_QCMD(NCR5380_queue_command) + /* * Function : NCR5380_main (void) * diff --git a/drivers/scsi/atari_scsi.c b/drivers/scsi/atari_scsi.c index ad7a23aef0e..3e8658e2f15 100644 --- a/drivers/scsi/atari_scsi.c +++ b/drivers/scsi/atari_scsi.c @@ -572,23 +572,6 @@ static void falcon_get_lock(void) } -/* This is the wrapper function for NCR5380_queue_command(). It just - * tries to get the lock on the ST-DMA (see above) and then calls the - * original function. - */ - -#if 0 -int atari_queue_command(Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *)) -{ - /* falcon_get_lock(); - * ++guenther: moved to NCR5380_queue_command() to prevent - * race condition, see there for an explanation. - */ - return NCR5380_queue_command(cmd, done); -} -#endif - - int __init atari_scsi_detect(struct scsi_host_template *host) { static int called = 0; diff --git a/drivers/scsi/atp870u.c b/drivers/scsi/atp870u.c index ab5bdda6903..76029d570be 100644 --- a/drivers/scsi/atp870u.c +++ b/drivers/scsi/atp870u.c @@ -605,7 +605,7 @@ handled: * * Queue a command to the ATP queue. Called with the host lock held. */ -static int atp870u_queuecommand(struct scsi_cmnd * req_p, +static int atp870u_queuecommand_lck(struct scsi_cmnd *req_p, void (*done) (struct scsi_cmnd *)) { unsigned char c; @@ -694,6 +694,8 @@ static int atp870u_queuecommand(struct scsi_cmnd * req_p, return 0; } +static DEF_SCSI_QCMD(atp870u_queuecommand) + /** * send_s870 - send a command to the controller * @host: host diff --git a/drivers/scsi/bfa/bfad_im.c b/drivers/scsi/bfa/bfad_im.c index 8daa716739d..8ca967dee66 100644 --- a/drivers/scsi/bfa/bfad_im.c +++ b/drivers/scsi/bfa/bfad_im.c @@ -30,8 +30,7 @@ DEFINE_IDR(bfad_im_port_index); struct scsi_transport_template *bfad_im_scsi_transport_template; struct scsi_transport_template *bfad_im_scsi_vport_transport_template; static void bfad_im_itnim_work_handler(struct work_struct *work); -static int bfad_im_queuecommand(struct scsi_cmnd *cmnd, - void (*done)(struct scsi_cmnd *)); +static int bfad_im_queuecommand(struct Scsi_Host *h, struct scsi_cmnd *cmnd); static int bfad_im_slave_alloc(struct scsi_device *sdev); static void bfad_im_fc_rport_add(struct bfad_im_port_s *im_port, struct bfad_itnim_s *itnim); @@ -1120,7 +1119,7 @@ bfad_im_itnim_work_handler(struct work_struct *work) * Scsi_Host template entry, queue a SCSI command to the BFAD. */ static int -bfad_im_queuecommand(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *)) +bfad_im_queuecommand_lck(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *)) { struct bfad_im_port_s *im_port = (struct bfad_im_port_s *) cmnd->device->host->hostdata[0]; @@ -1187,6 +1186,8 @@ out_fail_cmd: return 0; } +static DEF_SCSI_QCMD(bfad_im_queuecommand) + void bfad_os_rport_online_wait(struct bfad_s *bfad) { diff --git a/drivers/scsi/dc395x.c b/drivers/scsi/dc395x.c index 54f50b07dac..8f1b5c8bf90 100644 --- a/drivers/scsi/dc395x.c +++ b/drivers/scsi/dc395x.c @@ -1080,7 +1080,7 @@ static void build_srb(struct scsi_cmnd *cmd, struct DeviceCtlBlk *dcb, * and is expected to be held on return. * **/ -static int dc395x_queue_command(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) +static int dc395x_queue_command_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { struct DeviceCtlBlk *dcb; struct ScsiReqBlk *srb; @@ -1154,6 +1154,7 @@ complete: return 0; } +static DEF_SCSI_QCMD(dc395x_queue_command) /* * Return the disk geometry for the given SCSI device. diff --git a/drivers/scsi/dpt_i2o.c b/drivers/scsi/dpt_i2o.c index 23dec006338..cffcb108ac9 100644 --- a/drivers/scsi/dpt_i2o.c +++ b/drivers/scsi/dpt_i2o.c @@ -423,7 +423,7 @@ static int adpt_slave_configure(struct scsi_device * device) return 0; } -static int adpt_queue(struct scsi_cmnd * cmd, void (*done) (struct scsi_cmnd *)) +static int adpt_queue_lck(struct scsi_cmnd * cmd, void (*done) (struct scsi_cmnd *)) { adpt_hba* pHba = NULL; struct adpt_device* pDev = NULL; /* dpt per device information */ @@ -491,6 +491,8 @@ static int adpt_queue(struct scsi_cmnd * cmd, void (*done) (struct scsi_cmnd *)) return adpt_scsi_to_i2o(pHba, cmd, pDev); } +static DEF_SCSI_QCMD(adpt_queue) + static int adpt_bios_param(struct scsi_device *sdev, struct block_device *dev, sector_t capacity, int geom[]) { diff --git a/drivers/scsi/dpti.h b/drivers/scsi/dpti.h index 337746d4604..beded716f93 100644 --- a/drivers/scsi/dpti.h +++ b/drivers/scsi/dpti.h @@ -29,7 +29,7 @@ */ static int adpt_detect(struct scsi_host_template * sht); -static int adpt_queue(struct scsi_cmnd * cmd, void (*cmdcomplete) (struct scsi_cmnd *)); +static int adpt_queue(struct Scsi_Host *h, struct scsi_cmnd * cmd); static int adpt_abort(struct scsi_cmnd * cmd); static int adpt_reset(struct scsi_cmnd* cmd); static int adpt_release(struct Scsi_Host *host); diff --git a/drivers/scsi/dtc.h b/drivers/scsi/dtc.h index 0b205f8c732..cdc621204b6 100644 --- a/drivers/scsi/dtc.h +++ b/drivers/scsi/dtc.h @@ -36,7 +36,7 @@ static int dtc_abort(Scsi_Cmnd *); static int dtc_biosparam(struct scsi_device *, struct block_device *, sector_t, int*); static int dtc_detect(struct scsi_host_template *); -static int dtc_queue_command(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *)); +static int dtc_queue_command(struct Scsi_Host *, struct scsi_cmnd *); static int dtc_bus_reset(Scsi_Cmnd *); #ifndef CMD_PER_LUN diff --git a/drivers/scsi/eata.c b/drivers/scsi/eata.c index d1c31378f6d..53925ac178f 100644 --- a/drivers/scsi/eata.c +++ b/drivers/scsi/eata.c @@ -505,8 +505,7 @@ static int eata2x_detect(struct scsi_host_template *); static int eata2x_release(struct Scsi_Host *); -static int eata2x_queuecommand(struct scsi_cmnd *, - void (*done) (struct scsi_cmnd *)); +static int eata2x_queuecommand(struct Scsi_Host *, struct scsi_cmnd *); static int eata2x_eh_abort(struct scsi_cmnd *); static int eata2x_eh_host_reset(struct scsi_cmnd *); static int eata2x_bios_param(struct scsi_device *, struct block_device *, @@ -1758,7 +1757,7 @@ static void scsi_to_dev_dir(unsigned int i, struct hostdata *ha) } -static int eata2x_queuecommand(struct scsi_cmnd *SCpnt, +static int eata2x_queuecommand_lck(struct scsi_cmnd *SCpnt, void (*done) (struct scsi_cmnd *)) { struct Scsi_Host *shost = SCpnt->device->host; @@ -1843,6 +1842,8 @@ static int eata2x_queuecommand(struct scsi_cmnd *SCpnt, return 0; } +static DEF_SCSI_QCMD(eata2x_queuecommand) + static int eata2x_eh_abort(struct scsi_cmnd *SCarg) { struct Scsi_Host *shost = SCarg->device->host; diff --git a/drivers/scsi/eata_pio.c b/drivers/scsi/eata_pio.c index 60886c19065..4a9641e69f5 100644 --- a/drivers/scsi/eata_pio.c +++ b/drivers/scsi/eata_pio.c @@ -335,7 +335,7 @@ static inline unsigned int eata_pio_send_command(unsigned long base, unsigned ch return 0; } -static int eata_pio_queue(struct scsi_cmnd *cmd, +static int eata_pio_queue_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { unsigned int x, y; @@ -438,6 +438,8 @@ static int eata_pio_queue(struct scsi_cmnd *cmd, return 0; } +static DEF_SCSI_QCMD(eata_pio_queue) + static int eata_pio_abort(struct scsi_cmnd *cmd) { unsigned int loop = 100; diff --git a/drivers/scsi/esp_scsi.c b/drivers/scsi/esp_scsi.c index e2bc779f86c..57558523c1b 100644 --- a/drivers/scsi/esp_scsi.c +++ b/drivers/scsi/esp_scsi.c @@ -916,7 +916,7 @@ static void esp_event_queue_full(struct esp *esp, struct esp_cmd_entry *ent) scsi_track_queue_full(dev, lp->num_tagged - 1); } -static int esp_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) +static int esp_queuecommand_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { struct scsi_device *dev = cmd->device; struct esp *esp = shost_priv(dev->host); @@ -941,6 +941,8 @@ static int esp_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd return 0; } +static DEF_SCSI_QCMD(esp_queuecommand) + static int esp_check_gross_error(struct esp *esp) { if (esp->sreg & ESP_STAT_SPAM) { diff --git a/drivers/scsi/fd_mcs.c b/drivers/scsi/fd_mcs.c index 2ad95aa8f58..a2c6135d337 100644 --- a/drivers/scsi/fd_mcs.c +++ b/drivers/scsi/fd_mcs.c @@ -1072,7 +1072,7 @@ static int fd_mcs_release(struct Scsi_Host *shpnt) return 0; } -static int fd_mcs_queue(Scsi_Cmnd * SCpnt, void (*done) (Scsi_Cmnd *)) +static int fd_mcs_queue_lck(Scsi_Cmnd * SCpnt, void (*done) (Scsi_Cmnd *)) { struct Scsi_Host *shpnt = SCpnt->device->host; @@ -1122,6 +1122,8 @@ static int fd_mcs_queue(Scsi_Cmnd * SCpnt, void (*done) (Scsi_Cmnd *)) return 0; } +static DEF_SCSI_QCMD(fd_mcs_queue) + #if DEBUG_ABORT || DEBUG_RESET static void fd_mcs_print_info(Scsi_Cmnd * SCpnt) { diff --git a/drivers/scsi/fdomain.c b/drivers/scsi/fdomain.c index e296bcc57d5..69b7aa54f43 100644 --- a/drivers/scsi/fdomain.c +++ b/drivers/scsi/fdomain.c @@ -1419,7 +1419,7 @@ static irqreturn_t do_fdomain_16x0_intr(int irq, void *dev_id) return IRQ_HANDLED; } -static int fdomain_16x0_queue(struct scsi_cmnd *SCpnt, +static int fdomain_16x0_queue_lck(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) { if (in_command) { @@ -1469,6 +1469,8 @@ static int fdomain_16x0_queue(struct scsi_cmnd *SCpnt, return 0; } +static DEF_SCSI_QCMD(fdomain_16x0_queue) + #if DEBUG_ABORT static void print_info(struct scsi_cmnd *SCpnt) { diff --git a/drivers/scsi/fnic/fnic.h b/drivers/scsi/fnic/fnic.h index cbb20b13b22..92f185081e6 100644 --- a/drivers/scsi/fnic/fnic.h +++ b/drivers/scsi/fnic/fnic.h @@ -246,7 +246,7 @@ void fnic_set_port_id(struct fc_lport *, u32, struct fc_frame *); void fnic_update_mac(struct fc_lport *, u8 *new); void fnic_update_mac_locked(struct fnic *, u8 *new); -int fnic_queuecommand(struct scsi_cmnd *, void (*done)(struct scsi_cmnd *)); +int fnic_queuecommand(struct Scsi_Host *, struct scsi_cmnd *); int fnic_abort_cmd(struct scsi_cmnd *); int fnic_device_reset(struct scsi_cmnd *); int fnic_host_reset(struct scsi_cmnd *); diff --git a/drivers/scsi/fnic/fnic_scsi.c b/drivers/scsi/fnic/fnic_scsi.c index 198cbab3e89..22d02404d15 100644 --- a/drivers/scsi/fnic/fnic_scsi.c +++ b/drivers/scsi/fnic/fnic_scsi.c @@ -349,7 +349,7 @@ static inline int fnic_queue_wq_copy_desc(struct fnic *fnic, * Routine to send a scsi cdb * Called with host_lock held and interrupts disabled. */ -int fnic_queuecommand(struct scsi_cmnd *sc, void (*done)(struct scsi_cmnd *)) +static int fnic_queuecommand_lck(struct scsi_cmnd *sc, void (*done)(struct scsi_cmnd *)) { struct fc_lport *lp; struct fc_rport *rport; @@ -457,6 +457,8 @@ out: return ret; } +DEF_SCSI_QCMD(fnic_queuecommand) + /* * fnic_fcpio_fw_reset_cmpl_handler * Routine to handle fw reset completion diff --git a/drivers/scsi/g_NCR5380.h b/drivers/scsi/g_NCR5380.h index 921764c9ab2..1bcdb7beb77 100644 --- a/drivers/scsi/g_NCR5380.h +++ b/drivers/scsi/g_NCR5380.h @@ -46,7 +46,7 @@ static int generic_NCR5380_abort(Scsi_Cmnd *); static int generic_NCR5380_detect(struct scsi_host_template *); static int generic_NCR5380_release_resources(struct Scsi_Host *); -static int generic_NCR5380_queue_command(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *)); +static int generic_NCR5380_queue_command(struct Scsi_Host *, struct scsi_cmnd *); static int generic_NCR5380_bus_reset(Scsi_Cmnd *); static const char* generic_NCR5380_info(struct Scsi_Host *); diff --git a/drivers/scsi/gdth.c b/drivers/scsi/gdth.c index 841101846b8..76365700e2d 100644 --- a/drivers/scsi/gdth.c +++ b/drivers/scsi/gdth.c @@ -185,7 +185,7 @@ static long gdth_unlocked_ioctl(struct file *filep, unsigned int cmd, unsigned long arg); static void gdth_flush(gdth_ha_str *ha); -static int gdth_queuecommand(Scsi_Cmnd *scp,void (*done)(Scsi_Cmnd *)); +static int gdth_queuecommand(struct Scsi_Host *h, struct scsi_cmnd *cmd); static int __gdth_queuecommand(gdth_ha_str *ha, struct scsi_cmnd *scp, struct gdth_cmndinfo *cmndinfo); static void gdth_scsi_done(struct scsi_cmnd *scp); @@ -4004,7 +4004,7 @@ static int gdth_bios_param(struct scsi_device *sdev,struct block_device *bdev,se } -static int gdth_queuecommand(struct scsi_cmnd *scp, +static int gdth_queuecommand_lck(struct scsi_cmnd *scp, void (*done)(struct scsi_cmnd *)) { gdth_ha_str *ha = shost_priv(scp->device->host); @@ -4022,6 +4022,8 @@ static int gdth_queuecommand(struct scsi_cmnd *scp, return __gdth_queuecommand(ha, scp, cmndinfo); } +static DEF_SCSI_QCMD(gdth_queuecommand) + static int __gdth_queuecommand(gdth_ha_str *ha, struct scsi_cmnd *scp, struct gdth_cmndinfo *cmndinfo) { diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index c5d0606ad09..b2fb2b2a6e7 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -31,7 +31,6 @@ #include <linux/seq_file.h> #include <linux/init.h> #include <linux/spinlock.h> -#include <linux/smp_lock.h> #include <linux/compat.h> #include <linux/blktrace_api.h> #include <linux/uaccess.h> @@ -143,8 +142,7 @@ static void fill_cmd(struct CommandList *c, u8 cmd, struct ctlr_info *h, void *buff, size_t size, u8 page_code, unsigned char *scsi3addr, int cmd_type); -static int hpsa_scsi_queue_command(struct scsi_cmnd *cmd, - void (*done)(struct scsi_cmnd *)); +static int hpsa_scsi_queue_command(struct Scsi_Host *h, struct scsi_cmnd *cmd); static void hpsa_scan_start(struct Scsi_Host *); static int hpsa_scan_finished(struct Scsi_Host *sh, unsigned long elapsed_time); @@ -1926,7 +1924,7 @@ sglist_finished: } -static int hpsa_scsi_queue_command(struct scsi_cmnd *cmd, +static int hpsa_scsi_queue_command_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { struct ctlr_info *h; @@ -2020,6 +2018,8 @@ static int hpsa_scsi_queue_command(struct scsi_cmnd *cmd, return 0; } +static DEF_SCSI_QCMD(hpsa_scsi_queue_command) + static void hpsa_scan_start(struct Scsi_Host *sh) { struct ctlr_info *h = shost_to_hba(sh); diff --git a/drivers/scsi/hptiop.c b/drivers/scsi/hptiop.c index 0729f150b33..10b65556937 100644 --- a/drivers/scsi/hptiop.c +++ b/drivers/scsi/hptiop.c @@ -751,7 +751,7 @@ static void hptiop_post_req_mv(struct hptiop_hba *hba, MVIOP_MU_QUEUE_ADDR_HOST_BIT | size_bit, hba); } -static int hptiop_queuecommand(struct scsi_cmnd *scp, +static int hptiop_queuecommand_lck(struct scsi_cmnd *scp, void (*done)(struct scsi_cmnd *)) { struct Scsi_Host *host = scp->device->host; @@ -819,6 +819,8 @@ cmd_done: return 0; } +static DEF_SCSI_QCMD(hptiop_queuecommand) + static const char *hptiop_info(struct Scsi_Host *host) { return driver_name_long; diff --git a/drivers/scsi/ibmmca.c b/drivers/scsi/ibmmca.c index 9a4b69d4f4e..67fc8ffd52e 100644 --- a/drivers/scsi/ibmmca.c +++ b/drivers/scsi/ibmmca.c @@ -39,7 +39,7 @@ #include <scsi/scsi_host.h> /* Common forward declarations for all Linux-versions: */ -static int ibmmca_queuecommand (Scsi_Cmnd *, void (*done) (Scsi_Cmnd *)); +static int ibmmca_queuecommand (struct Scsi_Host *, struct scsi_cmnd *); static int ibmmca_abort (Scsi_Cmnd *); static int ibmmca_host_reset (Scsi_Cmnd *); static int ibmmca_biosparam (struct scsi_device *, struct block_device *, sector_t, int *); @@ -1691,7 +1691,7 @@ static int __devexit ibmmca_remove(struct device *dev) } /* The following routine is the SCSI command queue for the midlevel driver */ -static int ibmmca_queuecommand(Scsi_Cmnd * cmd, void (*done) (Scsi_Cmnd *)) +static int ibmmca_queuecommand_lck(Scsi_Cmnd * cmd, void (*done) (Scsi_Cmnd *)) { unsigned int ldn; unsigned int scsi_cmd; @@ -1996,6 +1996,8 @@ static int ibmmca_queuecommand(Scsi_Cmnd * cmd, void (*done) (Scsi_Cmnd *)) return 0; } +static DEF_SCSI_QCMD(ibmmca_queuecommand) + static int __ibmmca_abort(Scsi_Cmnd * cmd) { /* Abort does not work, as the adapter never generates an interrupt on diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c index 00d08b25425..57cad7e20ca 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.c +++ b/drivers/scsi/ibmvscsi/ibmvfc.c @@ -1606,7 +1606,7 @@ static inline int ibmvfc_host_chkready(struct ibmvfc_host *vhost) * Returns: * 0 on success / other on failure **/ -static int ibmvfc_queuecommand(struct scsi_cmnd *cmnd, +static int ibmvfc_queuecommand_lck(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *)) { struct ibmvfc_host *vhost = shost_priv(cmnd->device->host); @@ -1672,6 +1672,8 @@ static int ibmvfc_queuecommand(struct scsi_cmnd *cmnd, return 0; } +static DEF_SCSI_QCMD(ibmvfc_queuecommand) + /** * ibmvfc_sync_completion - Signal that a synchronous command has completed * @evt: ibmvfc event struct diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c index 67f78a470f5..041958453e2 100644 --- a/drivers/scsi/ibmvscsi/ibmvscsi.c +++ b/drivers/scsi/ibmvscsi/ibmvscsi.c @@ -713,7 +713,7 @@ static inline u16 lun_from_dev(struct scsi_device *dev) * @cmd: struct scsi_cmnd to be executed * @done: Callback function to be called when cmd is completed */ -static int ibmvscsi_queuecommand(struct scsi_cmnd *cmnd, +static int ibmvscsi_queuecommand_lck(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *)) { struct srp_cmd *srp_cmd; @@ -766,6 +766,8 @@ static int ibmvscsi_queuecommand(struct scsi_cmnd *cmnd, return ibmvscsi_send_srp_event(evt_struct, hostdata, 0); } +static DEF_SCSI_QCMD(ibmvscsi_queuecommand) + /* ------------------------------------------------------------ * Routines for driver initialization */ diff --git a/drivers/scsi/imm.c b/drivers/scsi/imm.c index 4734ab0b3ff..99aa0e5699b 100644 --- a/drivers/scsi/imm.c +++ b/drivers/scsi/imm.c @@ -926,7 +926,7 @@ static int imm_engine(imm_struct *dev, struct scsi_cmnd *cmd) return 0; } -static int imm_queuecommand(struct scsi_cmnd *cmd, +static int imm_queuecommand_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { imm_struct *dev = imm_dev(cmd->device->host); @@ -949,6 +949,8 @@ static int imm_queuecommand(struct scsi_cmnd *cmd, return 0; } +static DEF_SCSI_QCMD(imm_queuecommand) + /* * Apparently the disk->capacity attribute is off by 1 sector * for all disk drives. We add the one here, but it should really diff --git a/drivers/scsi/in2000.c b/drivers/scsi/in2000.c index 52bdc6df6b9..6568aab745a 100644 --- a/drivers/scsi/in2000.c +++ b/drivers/scsi/in2000.c @@ -334,7 +334,7 @@ static uchar calc_sync_xfer(unsigned int period, unsigned int offset) static void in2000_execute(struct Scsi_Host *instance); -static int in2000_queuecommand(Scsi_Cmnd * cmd, void (*done) (Scsi_Cmnd *)) +static int in2000_queuecommand_lck(Scsi_Cmnd * cmd, void (*done) (Scsi_Cmnd *)) { struct Scsi_Host *instance; struct IN2000_hostdata *hostdata; @@ -431,6 +431,8 @@ static int in2000_queuecommand(Scsi_Cmnd * cmd, void (*done) (Scsi_Cmnd *)) return 0; } +static DEF_SCSI_QCMD(in2000_queuecommand) + /* diff --git a/drivers/scsi/in2000.h b/drivers/scsi/in2000.h index 0fb8b06b839..5821e1fbce0 100644 --- a/drivers/scsi/in2000.h +++ b/drivers/scsi/in2000.h @@ -396,7 +396,7 @@ struct IN2000_hostdata { flags) static int in2000_detect(struct scsi_host_template *) in2000__INIT; -static int in2000_queuecommand(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *)); +static int in2000_queuecommand(struct Scsi_Host *, struct scsi_cmnd *); static int in2000_abort(Scsi_Cmnd *); static void in2000_setup(char *, int *) in2000__INIT; static int in2000_biosparam(struct scsi_device *, struct block_device *, diff --git a/drivers/scsi/initio.c b/drivers/scsi/initio.c index 108797761b9..9627d062e16 100644 --- a/drivers/scsi/initio.c +++ b/drivers/scsi/initio.c @@ -2639,7 +2639,7 @@ static void initio_build_scb(struct initio_host * host, struct scsi_ctrl_blk * c * will cause the mid layer to call us again later with the command) */ -static int i91u_queuecommand(struct scsi_cmnd *cmd, +static int i91u_queuecommand_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { struct initio_host *host = (struct initio_host *) cmd->device->host->hostdata; @@ -2656,6 +2656,8 @@ static int i91u_queuecommand(struct scsi_cmnd *cmd, return 0; } +static DEF_SCSI_QCMD(i91u_queuecommand) + /** * i91u_bus_reset - reset the SCSI bus * @cmnd: Command block we want to trigger the reset for diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index fa60d7df44b..5bbaee597e8 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -5709,7 +5709,7 @@ static void ipr_scsi_done(struct ipr_cmnd *ipr_cmd) * SCSI_MLQUEUE_DEVICE_BUSY if device is busy * SCSI_MLQUEUE_HOST_BUSY if host is busy **/ -static int ipr_queuecommand(struct scsi_cmnd *scsi_cmd, +static int ipr_queuecommand_lck(struct scsi_cmnd *scsi_cmd, void (*done) (struct scsi_cmnd *)) { struct ipr_ioa_cfg *ioa_cfg; @@ -5792,6 +5792,8 @@ static int ipr_queuecommand(struct scsi_cmnd *scsi_cmd, return 0; } +static DEF_SCSI_QCMD(ipr_queuecommand) + /** * ipr_ioctl - IOCTL handler * @sdev: scsi device struct diff --git a/drivers/scsi/ips.c b/drivers/scsi/ips.c index f83a116955f..b2511acd39b 100644 --- a/drivers/scsi/ips.c +++ b/drivers/scsi/ips.c @@ -232,7 +232,7 @@ static int ips_detect(struct scsi_host_template *); static int ips_release(struct Scsi_Host *); static int ips_eh_abort(struct scsi_cmnd *); static int ips_eh_reset(struct scsi_cmnd *); -static int ips_queue(struct scsi_cmnd *, void (*)(struct scsi_cmnd *)); +static int ips_queue(struct Scsi_Host *, struct scsi_cmnd *); static const char *ips_info(struct Scsi_Host *); static irqreturn_t do_ipsintr(int, void *); static int ips_hainit(ips_ha_t *); @@ -1046,7 +1046,7 @@ static int ips_eh_reset(struct scsi_cmnd *SC) /* Linux obtains io_request_lock before calling this function */ /* */ /****************************************************************************/ -static int ips_queue(struct scsi_cmnd *SC, void (*done) (struct scsi_cmnd *)) +static int ips_queue_lck(struct scsi_cmnd *SC, void (*done) (struct scsi_cmnd *)) { ips_ha_t *ha; ips_passthru_t *pt; @@ -1137,6 +1137,8 @@ static int ips_queue(struct scsi_cmnd *SC, void (*done) (struct scsi_cmnd *)) return (0); } +static DEF_SCSI_QCMD(ips_queue) + /****************************************************************************/ /* */ /* Routine Name: ips_biosparam */ diff --git a/drivers/scsi/libfc/fc_fcp.c b/drivers/scsi/libfc/fc_fcp.c index e340373b509..2924363d142 100644 --- a/drivers/scsi/libfc/fc_fcp.c +++ b/drivers/scsi/libfc/fc_fcp.c @@ -1753,7 +1753,7 @@ static inline int fc_fcp_lport_queue_ready(struct fc_lport *lport) * This is the i/o strategy routine, called by the SCSI layer. This routine * is called with the host_lock held. */ -int fc_queuecommand(struct scsi_cmnd *sc_cmd, void (*done)(struct scsi_cmnd *)) +static int fc_queuecommand_lck(struct scsi_cmnd *sc_cmd, void (*done)(struct scsi_cmnd *)) { struct fc_lport *lport; struct fc_rport *rport = starget_to_rport(scsi_target(sc_cmd->device)); @@ -1851,6 +1851,8 @@ out: spin_lock_irq(lport->host->host_lock); return rc; } + +DEF_SCSI_QCMD(fc_queuecommand) EXPORT_SYMBOL(fc_queuecommand); /** diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c index 633e0903635..c15fde808c3 100644 --- a/drivers/scsi/libiscsi.c +++ b/drivers/scsi/libiscsi.c @@ -1599,7 +1599,7 @@ enum { FAILURE_SESSION_NOT_READY, }; -int iscsi_queuecommand(struct scsi_cmnd *sc, void (*done)(struct scsi_cmnd *)) +static int iscsi_queuecommand_lck(struct scsi_cmnd *sc, void (*done)(struct scsi_cmnd *)) { struct iscsi_cls_session *cls_session; struct Scsi_Host *host; @@ -1736,6 +1736,8 @@ fault: spin_lock(host->host_lock); return 0; } + +DEF_SCSI_QCMD(iscsi_queuecommand) EXPORT_SYMBOL_GPL(iscsi_queuecommand); int iscsi_change_queue_depth(struct scsi_device *sdev, int depth, int reason) diff --git a/drivers/scsi/libsas/sas_scsi_host.c b/drivers/scsi/libsas/sas_scsi_host.c index 55f09e92ab5..29251fabecc 100644 --- a/drivers/scsi/libsas/sas_scsi_host.c +++ b/drivers/scsi/libsas/sas_scsi_host.c @@ -189,7 +189,7 @@ int sas_queue_up(struct sas_task *task) * Note: XXX: Remove the host unlock/lock pair when SCSI Core can * call us without holding an IRQ spinlock... */ -int sas_queuecommand(struct scsi_cmnd *cmd, +static int sas_queuecommand_lck(struct scsi_cmnd *cmd, void (*scsi_done)(struct scsi_cmnd *)) __releases(host->host_lock) __acquires(dev->sata_dev.ap->lock) @@ -254,6 +254,8 @@ out: return res; } +DEF_SCSI_QCMD(sas_queuecommand) + static void sas_eh_finish_cmd(struct scsi_cmnd *cmd) { struct sas_task *task = TO_SAS_TASK(cmd); diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c index f64b65a770b..581837b3c71 100644 --- a/drivers/scsi/lpfc/lpfc_scsi.c +++ b/drivers/scsi/lpfc/lpfc_scsi.c @@ -2899,7 +2899,7 @@ void lpfc_poll_timeout(unsigned long ptr) * SCSI_MLQUEUE_HOST_BUSY - Block all devices served by this host temporarily. **/ static int -lpfc_queuecommand(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *)) +lpfc_queuecommand_lck(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *)) { struct Scsi_Host *shost = cmnd->device->host; struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; @@ -3060,6 +3060,8 @@ lpfc_queuecommand(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *)) return 0; } +static DEF_SCSI_QCMD(lpfc_queuecommand) + /** * lpfc_abort_handler - scsi_host_template eh_abort_handler entry point * @cmnd: Pointer to scsi_cmnd data structure. diff --git a/drivers/scsi/mac53c94.c b/drivers/scsi/mac53c94.c index 3ddb4dc62d5..6c42dff0f4d 100644 --- a/drivers/scsi/mac53c94.c +++ b/drivers/scsi/mac53c94.c @@ -66,7 +66,7 @@ static void cmd_done(struct fsc_state *, int result); static void set_dma_cmds(struct fsc_state *, struct scsi_cmnd *); -static int mac53c94_queue(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) +static int mac53c94_queue_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { struct fsc_state *state; @@ -99,6 +99,8 @@ static int mac53c94_queue(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd * return 0; } +static DEF_SCSI_QCMD(mac53c94_queue) + static int mac53c94_host_reset(struct scsi_cmnd *cmd) { struct fsc_state *state = (struct fsc_state *) cmd->device->host->hostdata; diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c index 7ceb5cf12c6..9aa048525eb 100644 --- a/drivers/scsi/megaraid.c +++ b/drivers/scsi/megaraid.c @@ -366,7 +366,7 @@ mega_runpendq(adapter_t *adapter) * The command queuing entry point for the mid-layer. */ static int -megaraid_queue(Scsi_Cmnd *scmd, void (*done)(Scsi_Cmnd *)) +megaraid_queue_lck(Scsi_Cmnd *scmd, void (*done)(Scsi_Cmnd *)) { adapter_t *adapter; scb_t *scb; @@ -409,6 +409,8 @@ megaraid_queue(Scsi_Cmnd *scmd, void (*done)(Scsi_Cmnd *)) return busy; } +static DEF_SCSI_QCMD(megaraid_queue) + /** * mega_allocate_scb() * @adapter - pointer to our soft state @@ -4456,7 +4458,7 @@ mega_internal_command(adapter_t *adapter, megacmd_t *mc, mega_passthru *pthru) scb->idx = CMDID_INT_CMDS; - megaraid_queue(scmd, mega_internal_done); + megaraid_queue_lck(scmd, mega_internal_done); wait_for_completion(&adapter->int_waitq); diff --git a/drivers/scsi/megaraid.h b/drivers/scsi/megaraid.h index 2b4a048cadf..f5644745e24 100644 --- a/drivers/scsi/megaraid.h +++ b/drivers/scsi/megaraid.h @@ -987,7 +987,7 @@ static int mega_query_adapter(adapter_t *); static int issue_scb(adapter_t *, scb_t *); static int mega_setup_mailbox(adapter_t *); -static int megaraid_queue (Scsi_Cmnd *, void (*)(Scsi_Cmnd *)); +static int megaraid_queue (struct Scsi_Host *, struct scsi_cmnd *); static scb_t * mega_build_cmd(adapter_t *, Scsi_Cmnd *, int *); static void __mega_runpendq(adapter_t *); static int issue_scb_block(adapter_t *, u_char *); diff --git a/drivers/scsi/megaraid/megaraid_mbox.c b/drivers/scsi/megaraid/megaraid_mbox.c index a7810a106b3..5708cb27d07 100644 --- a/drivers/scsi/megaraid/megaraid_mbox.c +++ b/drivers/scsi/megaraid/megaraid_mbox.c @@ -113,8 +113,7 @@ static int megaraid_mbox_fire_sync_cmd(adapter_t *); static void megaraid_mbox_display_scb(adapter_t *, scb_t *); static void megaraid_mbox_setup_device_map(adapter_t *); -static int megaraid_queue_command(struct scsi_cmnd *, - void (*)(struct scsi_cmnd *)); +static int megaraid_queue_command(struct Scsi_Host *, struct scsi_cmnd *); static scb_t *megaraid_mbox_build_cmd(adapter_t *, struct scsi_cmnd *, int *); static void megaraid_mbox_runpendq(adapter_t *, scb_t *); static void megaraid_mbox_prepare_pthru(adapter_t *, scb_t *, @@ -1484,7 +1483,7 @@ mbox_post_cmd(adapter_t *adapter, scb_t *scb) * Queue entry point for mailbox based controllers. */ static int -megaraid_queue_command(struct scsi_cmnd *scp, void (*done)(struct scsi_cmnd *)) +megaraid_queue_command_lck(struct scsi_cmnd *scp, void (*done)(struct scsi_cmnd *)) { adapter_t *adapter; scb_t *scb; @@ -1513,6 +1512,8 @@ megaraid_queue_command(struct scsi_cmnd *scp, void (*done)(struct scsi_cmnd *)) return if_busy; } +static DEF_SCSI_QCMD(megaraid_queue_command) + /** * megaraid_mbox_build_cmd - transform the mid-layer scsi commands * @adapter : controller's soft state diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c index eb29d508513..7451bc096a0 100644 --- a/drivers/scsi/megaraid/megaraid_sas.c +++ b/drivers/scsi/megaraid/megaraid_sas.c @@ -1334,7 +1334,7 @@ megasas_dump_pending_frames(struct megasas_instance *instance) * @done: Callback entry point */ static int -megasas_queue_command(struct scsi_cmnd *scmd, void (*done) (struct scsi_cmnd *)) +megasas_queue_command_lck(struct scsi_cmnd *scmd, void (*done) (struct scsi_cmnd *)) { u32 frame_count; struct megasas_cmd *cmd; @@ -1417,6 +1417,8 @@ megasas_queue_command(struct scsi_cmnd *scmd, void (*done) (struct scsi_cmnd *)) return 0; } +static DEF_SCSI_QCMD(megasas_queue_command) + static struct megasas_instance *megasas_lookup_instance(u16 host_no) { int i; diff --git a/drivers/scsi/mesh.c b/drivers/scsi/mesh.c index 1f784fde251..197aa1b3f0f 100644 --- a/drivers/scsi/mesh.c +++ b/drivers/scsi/mesh.c @@ -1627,7 +1627,7 @@ static void cmd_complete(struct mesh_state *ms) * Called by midlayer with host locked to queue a new * request */ -static int mesh_queue(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) +static int mesh_queue_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { struct mesh_state *ms; @@ -1648,6 +1648,8 @@ static int mesh_queue(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) return 0; } +static DEF_SCSI_QCMD(mesh_queue) + /* * Called to handle interrupts, either call by the interrupt * handler (do_mesh_interrupt) or by other functions in diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c index 16e99b68635..1a96a00418a 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c +++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c @@ -3315,7 +3315,7 @@ _scsih_eedp_error_handling(struct scsi_cmnd *scmd, u16 ioc_status) * SCSI_MLQUEUE_HOST_BUSY if the entire host queue is full */ static int -_scsih_qcmd(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *)) +_scsih_qcmd_lck(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *)) { struct MPT2SAS_ADAPTER *ioc = shost_priv(scmd->device->host); struct MPT2SAS_DEVICE *sas_device_priv_data; @@ -3441,6 +3441,8 @@ _scsih_qcmd(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *)) return SCSI_MLQUEUE_HOST_BUSY; } +static DEF_SCSI_QCMD(_scsih_qcmd) + /** * _scsih_normalize_sense - normalize descriptor and fixed format sense data * @sense_buffer: sense data returned by target diff --git a/drivers/scsi/ncr53c8xx.c b/drivers/scsi/ncr53c8xx.c index d013a2aa2fd..46cc3825638 100644 --- a/drivers/scsi/ncr53c8xx.c +++ b/drivers/scsi/ncr53c8xx.c @@ -8029,7 +8029,7 @@ static int ncr53c8xx_slave_configure(struct scsi_device *device) return 0; } -static int ncr53c8xx_queue_command (struct scsi_cmnd *cmd, void (* done)(struct scsi_cmnd *)) +static int ncr53c8xx_queue_command_lck (struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { struct ncb *np = ((struct host_data *) cmd->device->host->hostdata)->ncb; unsigned long flags; @@ -8068,6 +8068,8 @@ printk("ncr53c8xx : command successfully queued\n"); return sts; } +static DEF_SCSI_QCMD(ncr53c8xx_queue_command) + irqreturn_t ncr53c8xx_intr(int irq, void *dev_id) { unsigned long flags; diff --git a/drivers/scsi/nsp32.c b/drivers/scsi/nsp32.c index 4c1e5454520..6b8b021400f 100644 --- a/drivers/scsi/nsp32.c +++ b/drivers/scsi/nsp32.c @@ -196,8 +196,7 @@ static void __exit exit_nsp32 (void); static int nsp32_proc_info (struct Scsi_Host *, char *, char **, off_t, int, int); static int nsp32_detect (struct pci_dev *pdev); -static int nsp32_queuecommand(struct scsi_cmnd *, - void (*done)(struct scsi_cmnd *)); +static int nsp32_queuecommand(struct Scsi_Host *, struct scsi_cmnd *); static const char *nsp32_info (struct Scsi_Host *); static int nsp32_release (struct Scsi_Host *); @@ -909,7 +908,7 @@ static int nsp32_setup_sg_table(struct scsi_cmnd *SCpnt) return TRUE; } -static int nsp32_queuecommand(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) +static int nsp32_queuecommand_lck(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) { nsp32_hw_data *data = (nsp32_hw_data *)SCpnt->device->host->hostdata; nsp32_target *target; @@ -1050,6 +1049,8 @@ static int nsp32_queuecommand(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_ return 0; } +static DEF_SCSI_QCMD(nsp32_queuecommand) + /* initialize asic */ static int nsp32hw_init(nsp32_hw_data *data) { diff --git a/drivers/scsi/pas16.h b/drivers/scsi/pas16.h index 8dc5b1a5f5d..a04281cace2 100644 --- a/drivers/scsi/pas16.h +++ b/drivers/scsi/pas16.h @@ -118,7 +118,7 @@ static int pas16_abort(Scsi_Cmnd *); static int pas16_biosparam(struct scsi_device *, struct block_device *, sector_t, int*); static int pas16_detect(struct scsi_host_template *); -static int pas16_queue_command(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *)); +static int pas16_queue_command(struct Scsi_Host *, struct scsi_cmnd *); static int pas16_bus_reset(Scsi_Cmnd *); #ifndef CMD_PER_LUN diff --git a/drivers/scsi/pcmcia/nsp_cs.c b/drivers/scsi/pcmcia/nsp_cs.c index 9326c2c1488..be3f33d31a9 100644 --- a/drivers/scsi/pcmcia/nsp_cs.c +++ b/drivers/scsi/pcmcia/nsp_cs.c @@ -184,7 +184,7 @@ static void nsp_scsi_done(struct scsi_cmnd *SCpnt) SCpnt->scsi_done(SCpnt); } -static int nsp_queuecommand(struct scsi_cmnd *SCpnt, +static int nsp_queuecommand_lck(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) { #ifdef NSP_DEBUG @@ -264,6 +264,8 @@ static int nsp_queuecommand(struct scsi_cmnd *SCpnt, return 0; } +static DEF_SCSI_QCMD(nsp_queuecommand) + /* * setup PIO FIFO transfer mode and enable/disable to data out */ diff --git a/drivers/scsi/pcmcia/nsp_cs.h b/drivers/scsi/pcmcia/nsp_cs.h index d68c9f267c5..7fc9a9d0a44 100644 --- a/drivers/scsi/pcmcia/nsp_cs.h +++ b/drivers/scsi/pcmcia/nsp_cs.h @@ -299,8 +299,7 @@ static int nsp_proc_info ( off_t offset, int length, int inout); -static int nsp_queuecommand(struct scsi_cmnd *SCpnt, - void (* done)(struct scsi_cmnd *SCpnt)); +static int nsp_queuecommand(struct Scsi_Host *h, struct scsi_cmnd *SCpnt); /* Error handler */ /*static int nsp_eh_abort (struct scsi_cmnd *SCpnt);*/ diff --git a/drivers/scsi/pcmcia/sym53c500_cs.c b/drivers/scsi/pcmcia/sym53c500_cs.c index 0ae27cb5cd6..8552296edaa 100644 --- a/drivers/scsi/pcmcia/sym53c500_cs.c +++ b/drivers/scsi/pcmcia/sym53c500_cs.c @@ -547,7 +547,7 @@ SYM53C500_info(struct Scsi_Host *SChost) } static int -SYM53C500_queue(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) +SYM53C500_queue_lck(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) { int i; int port_base = SCpnt->device->host->io_port; @@ -583,6 +583,8 @@ SYM53C500_queue(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) return 0; } +static DEF_SCSI_QCMD(SYM53C500_queue) + static int SYM53C500_host_reset(struct scsi_cmnd *SCpnt) { diff --git a/drivers/scsi/pm8001/pm8001_sas.h b/drivers/scsi/pm8001/pm8001_sas.h index 8e38ca8cd10..7f064f9ca82 100644 --- a/drivers/scsi/pm8001/pm8001_sas.h +++ b/drivers/scsi/pm8001/pm8001_sas.h @@ -50,7 +50,6 @@ #include <linux/dma-mapping.h> #include <linux/pci.h> #include <linux/interrupt.h> -#include <linux/smp_lock.h> #include <scsi/libsas.h> #include <scsi/scsi_tcq.h> #include <scsi/sas_ata.h> diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c index cf89091e4c3..5e76a624cb0 100644 --- a/drivers/scsi/pmcraid.c +++ b/drivers/scsi/pmcraid.c @@ -3478,7 +3478,7 @@ static int pmcraid_copy_sglist( * SCSI_MLQUEUE_DEVICE_BUSY if device is busy * SCSI_MLQUEUE_HOST_BUSY if host is busy */ -static int pmcraid_queuecommand( +static int pmcraid_queuecommand_lck( struct scsi_cmnd *scsi_cmd, void (*done) (struct scsi_cmnd *) ) @@ -3584,6 +3584,8 @@ static int pmcraid_queuecommand( return rc; } +static DEF_SCSI_QCMD(pmcraid_queuecommand) + /** * pmcraid_open -char node "open" entry, allowed only users with admin access */ diff --git a/drivers/scsi/ppa.c b/drivers/scsi/ppa.c index 7bc2d796e40..d164c963936 100644 --- a/drivers/scsi/ppa.c +++ b/drivers/scsi/ppa.c @@ -798,7 +798,7 @@ static int ppa_engine(ppa_struct *dev, struct scsi_cmnd *cmd) return 0; } -static int ppa_queuecommand(struct scsi_cmnd *cmd, +static int ppa_queuecommand_lck(struct scsi_cmnd *cmd, void (*done) (struct scsi_cmnd *)) { ppa_struct *dev = ppa_dev(cmd->device->host); @@ -821,6 +821,8 @@ static int ppa_queuecommand(struct scsi_cmnd *cmd, return 0; } +static DEF_SCSI_QCMD(ppa_queuecommand) + /* * Apparently the disk->capacity attribute is off by 1 sector * for all disk drives. We add the one here, but it should really diff --git a/drivers/scsi/ps3rom.c b/drivers/scsi/ps3rom.c index 92ffbb51049..cd178b9e40c 100644 --- a/drivers/scsi/ps3rom.c +++ b/drivers/scsi/ps3rom.c @@ -211,7 +211,7 @@ static int ps3rom_write_request(struct ps3_storage_device *dev, return 0; } -static int ps3rom_queuecommand(struct scsi_cmnd *cmd, +static int ps3rom_queuecommand_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { struct ps3rom_private *priv = shost_priv(cmd->device->host); @@ -260,6 +260,8 @@ static int ps3rom_queuecommand(struct scsi_cmnd *cmd, return 0; } +static DEF_SCSI_QCMD(ps3rom_queuecommand) + static int decode_lv1_status(u64 status, unsigned char *sense_key, unsigned char *asc, unsigned char *ascq) { diff --git a/drivers/scsi/qla1280.c b/drivers/scsi/qla1280.c index b8166ecfd0e..5dec684bf01 100644 --- a/drivers/scsi/qla1280.c +++ b/drivers/scsi/qla1280.c @@ -727,7 +727,7 @@ qla1280_info(struct Scsi_Host *host) * context which is a big NO! NO!. **************************************************************************/ static int -qla1280_queuecommand(struct scsi_cmnd *cmd, void (*fn)(struct scsi_cmnd *)) +qla1280_queuecommand_lck(struct scsi_cmnd *cmd, void (*fn)(struct scsi_cmnd *)) { struct Scsi_Host *host = cmd->device->host; struct scsi_qla_host *ha = (struct scsi_qla_host *)host->hostdata; @@ -756,6 +756,8 @@ qla1280_queuecommand(struct scsi_cmnd *cmd, void (*fn)(struct scsi_cmnd *)) return status; } +static DEF_SCSI_QCMD(qla1280_queuecommand) + enum action { ABORT_COMMAND, DEVICE_RESET, diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 1830e6e9731..1644eabaafe 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -179,8 +179,7 @@ static int qla2xxx_slave_alloc(struct scsi_device *); static int qla2xxx_scan_finished(struct Scsi_Host *, unsigned long time); static void qla2xxx_scan_start(struct Scsi_Host *); static void qla2xxx_slave_destroy(struct scsi_device *); -static int qla2xxx_queuecommand(struct scsi_cmnd *cmd, - void (*fn)(struct scsi_cmnd *)); +static int qla2xxx_queuecommand(struct Scsi_Host *h, struct scsi_cmnd *cmd); static int qla2xxx_eh_abort(struct scsi_cmnd *); static int qla2xxx_eh_device_reset(struct scsi_cmnd *); static int qla2xxx_eh_target_reset(struct scsi_cmnd *); @@ -535,7 +534,7 @@ qla2x00_get_new_sp(scsi_qla_host_t *vha, fc_port_t *fcport, } static int -qla2xxx_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) +qla2xxx_queuecommand_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { scsi_qla_host_t *vha = shost_priv(cmd->device->host); fc_port_t *fcport = (struct fc_port *) cmd->device->hostdata; @@ -609,6 +608,8 @@ qc24_fail_command: return 0; } +static DEF_SCSI_QCMD(qla2xxx_queuecommand) + /* * qla2x00_eh_wait_on_command diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c index f4cd846abf6..0d48fb4d104 100644 --- a/drivers/scsi/qla4xxx/ql4_os.c +++ b/drivers/scsi/qla4xxx/ql4_os.c @@ -79,8 +79,7 @@ static enum blk_eh_timer_return qla4xxx_eh_cmd_timed_out(struct scsi_cmnd *sc); /* * SCSI host template entry points */ -static int qla4xxx_queuecommand(struct scsi_cmnd *cmd, - void (*done) (struct scsi_cmnd *)); +static int qla4xxx_queuecommand(struct Scsi_Host *h, struct scsi_cmnd *cmd); static int qla4xxx_eh_abort(struct scsi_cmnd *cmd); static int qla4xxx_eh_device_reset(struct scsi_cmnd *cmd); static int qla4xxx_eh_target_reset(struct scsi_cmnd *cmd); @@ -464,7 +463,7 @@ void qla4xxx_srb_compl(struct kref *ref) * completion handling). Unfortunely, it sometimes calls the scheduler * in interrupt context which is a big NO! NO!. **/ -static int qla4xxx_queuecommand(struct scsi_cmnd *cmd, +static int qla4xxx_queuecommand_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { struct scsi_qla_host *ha = to_qla_host(cmd->device->host); @@ -538,6 +537,8 @@ qc_fail_command: return 0; } +static DEF_SCSI_QCMD(qla4xxx_queuecommand) + /** * qla4xxx_mem_free - frees memory allocated to adapter * @ha: Pointer to host adapter structure. diff --git a/drivers/scsi/qlogicfas408.c b/drivers/scsi/qlogicfas408.c index 1ad51552d6b..c3a9151ca82 100644 --- a/drivers/scsi/qlogicfas408.c +++ b/drivers/scsi/qlogicfas408.c @@ -439,7 +439,7 @@ irqreturn_t qlogicfas408_ihandl(int irq, void *dev_id) * Queued command */ -int qlogicfas408_queuecommand(struct scsi_cmnd *cmd, +static int qlogicfas408_queuecommand_lck(struct scsi_cmnd *cmd, void (*done) (struct scsi_cmnd *)) { struct qlogicfas408_priv *priv = get_priv_by_cmd(cmd); @@ -459,6 +459,8 @@ int qlogicfas408_queuecommand(struct scsi_cmnd *cmd, return 0; } +DEF_SCSI_QCMD(qlogicfas408_queuecommand) + /* * Return bios parameters */ diff --git a/drivers/scsi/qlogicfas408.h b/drivers/scsi/qlogicfas408.h index 260626427a3..2f6c0a16620 100644 --- a/drivers/scsi/qlogicfas408.h +++ b/drivers/scsi/qlogicfas408.h @@ -103,8 +103,7 @@ struct qlogicfas408_priv { #define get_priv_by_host(x) (struct qlogicfas408_priv *)&((x)->hostdata[0]) irqreturn_t qlogicfas408_ihandl(int irq, void *dev_id); -int qlogicfas408_queuecommand(struct scsi_cmnd * cmd, - void (*done) (struct scsi_cmnd *)); +int qlogicfas408_queuecommand(struct Scsi_Host *h, struct scsi_cmnd * cmd); int qlogicfas408_biosparam(struct scsi_device * disk, struct block_device *dev, sector_t capacity, int ip[]); diff --git a/drivers/scsi/qlogicpti.c b/drivers/scsi/qlogicpti.c index f8c561cf751..664c9572d0c 100644 --- a/drivers/scsi/qlogicpti.c +++ b/drivers/scsi/qlogicpti.c @@ -1003,7 +1003,7 @@ static int qlogicpti_slave_configure(struct scsi_device *sdev) * * "This code must fly." -davem */ -static int qlogicpti_queuecommand(struct scsi_cmnd *Cmnd, void (*done)(struct scsi_cmnd *)) +static int qlogicpti_queuecommand_lck(struct scsi_cmnd *Cmnd, void (*done)(struct scsi_cmnd *)) { struct Scsi_Host *host = Cmnd->device->host; struct qlogicpti *qpti = (struct qlogicpti *) host->hostdata; @@ -1052,6 +1052,8 @@ toss_command: return 1; } +static DEF_SCSI_QCMD(qlogicpti_queuecommand) + static int qlogicpti_return_status(struct Status_Entry *sts, int id) { int host_status = DID_ERROR; diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c index 348fba0a897..2aeb2e9c4d3 100644 --- a/drivers/scsi/scsi.c +++ b/drivers/scsi/scsi.c @@ -634,12 +634,13 @@ void scsi_log_completion(struct scsi_cmnd *cmd, int disposition) * Description: a serial number identifies a request for error recovery * and debugging purposes. Protected by the Host_Lock of host. */ -static inline void scsi_cmd_get_serial(struct Scsi_Host *host, struct scsi_cmnd *cmd) +void scsi_cmd_get_serial(struct Scsi_Host *host, struct scsi_cmnd *cmd) { cmd->serial_number = host->cmd_serial_number++; if (cmd->serial_number == 0) cmd->serial_number = host->cmd_serial_number++; } +EXPORT_SYMBOL(scsi_cmd_get_serial); /** * scsi_dispatch_command - Dispatch a command to the low-level driver. @@ -651,7 +652,6 @@ static inline void scsi_cmd_get_serial(struct Scsi_Host *host, struct scsi_cmnd int scsi_dispatch_cmd(struct scsi_cmnd *cmd) { struct Scsi_Host *host = cmd->device->host; - unsigned long flags = 0; unsigned long timeout; int rtn = 0; @@ -737,23 +737,15 @@ int scsi_dispatch_cmd(struct scsi_cmnd *cmd) goto out; } - spin_lock_irqsave(host->host_lock, flags); - /* - * AK: unlikely race here: for some reason the timer could - * expire before the serial number is set up below. - * - * TODO: kill serial or move to blk layer - */ - scsi_cmd_get_serial(host, cmd); - if (unlikely(host->shost_state == SHOST_DEL)) { cmd->result = (DID_NO_CONNECT << 16); scsi_done(cmd); } else { trace_scsi_dispatch_cmd_start(cmd); - rtn = host->hostt->queuecommand(cmd, scsi_done); + cmd->scsi_done = scsi_done; + rtn = host->hostt->queuecommand(host, cmd); } - spin_unlock_irqrestore(host->host_lock, flags); + if (rtn) { trace_scsi_dispatch_cmd_error(cmd, rtn); if (rtn != SCSI_MLQUEUE_DEVICE_BUSY && diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c index 2c36bae3bd4..2f1f9b079b1 100644 --- a/drivers/scsi/scsi_debug.c +++ b/drivers/scsi/scsi_debug.c @@ -3538,7 +3538,7 @@ static void sdebug_remove_adapter(void) } static -int scsi_debug_queuecommand(struct scsi_cmnd *SCpnt, done_funct_t done) +int scsi_debug_queuecommand_lck(struct scsi_cmnd *SCpnt, done_funct_t done) { unsigned char *cmd = (unsigned char *) SCpnt->cmnd; int len, k; @@ -3884,6 +3884,8 @@ write: (delay_override ? 0 : scsi_debug_delay)); } +static DEF_SCSI_QCMD(scsi_debug_queuecommand) + static struct scsi_host_template sdebug_driver_template = { .proc_info = scsi_debug_proc_info, .proc_name = sdebug_proc_name, diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c index 1de30eb83bb..824b8fc03ce 100644 --- a/drivers/scsi/scsi_error.c +++ b/drivers/scsi/scsi_error.c @@ -320,19 +320,11 @@ static int scsi_check_sense(struct scsi_cmnd *scmd) "changed. The Linux SCSI layer does not " "automatically adjust these parameters.\n"); - if (scmd->request->cmd_flags & REQ_HARDBARRIER) - /* - * barrier requests should always retry on UA - * otherwise block will get a spurious error - */ - return NEEDS_RETRY; - else - /* - * for normal (non barrier) commands, pass the - * UA upwards for a determination in the - * completion functions - */ - return SUCCESS; + /* + * Pass the UA upwards for a determination in the completion + * functions. + */ + return SUCCESS; /* these three are not supported */ case COPY_ABORTED: @@ -781,17 +773,15 @@ static int scsi_send_eh_cmnd(struct scsi_cmnd *scmd, unsigned char *cmnd, struct Scsi_Host *shost = sdev->host; DECLARE_COMPLETION_ONSTACK(done); unsigned long timeleft; - unsigned long flags; struct scsi_eh_save ses; int rtn; scsi_eh_prep_cmnd(scmd, &ses, cmnd, cmnd_size, sense_bytes); shost->eh_action = &done; - spin_lock_irqsave(shost->host_lock, flags); scsi_log_send(scmd); - shost->hostt->queuecommand(scmd, scsi_eh_done); - spin_unlock_irqrestore(shost->host_lock, flags); + scmd->scsi_done = scsi_eh_done; + shost->hostt->queuecommand(shost, scmd); timeleft = wait_for_completion_timeout(&done, timeout); diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index b9ab3a590e4..956496182c8 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -46,7 +46,6 @@ #include <linux/blkdev.h> #include <linux/blkpg.h> #include <linux/delay.h> -#include <linux/smp_lock.h> #include <linux/mutex.h> #include <linux/string_helpers.h> #include <linux/async.h> diff --git a/drivers/scsi/stex.c b/drivers/scsi/stex.c index 9c73dbda3bb..606215e54b8 100644 --- a/drivers/scsi/stex.c +++ b/drivers/scsi/stex.c @@ -572,7 +572,7 @@ stex_slave_destroy(struct scsi_device *sdev) } static int -stex_queuecommand(struct scsi_cmnd *cmd, void (* done)(struct scsi_cmnd *)) +stex_queuecommand_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { struct st_hba *hba; struct Scsi_Host *host; @@ -698,6 +698,8 @@ stex_queuecommand(struct scsi_cmnd *cmd, void (* done)(struct scsi_cmnd *)) return 0; } +static DEF_SCSI_QCMD(stex_queuecommand) + static void stex_scsi_done(struct st_ccb *ccb) { struct scsi_cmnd *cmd = ccb->cmd; diff --git a/drivers/scsi/sun3_NCR5380.c b/drivers/scsi/sun3_NCR5380.c index 713620ed70d..4f0e5485ffd 100644 --- a/drivers/scsi/sun3_NCR5380.c +++ b/drivers/scsi/sun3_NCR5380.c @@ -908,7 +908,7 @@ static int NCR5380_init (struct Scsi_Host *instance, int flags) */ /* Only make static if a wrapper function is used */ -static int NCR5380_queue_command(struct scsi_cmnd *cmd, +static int NCR5380_queue_command_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { SETUP_HOSTDATA(cmd->device->host); @@ -1019,6 +1019,8 @@ static int NCR5380_queue_command(struct scsi_cmnd *cmd, return 0; } +static DEF_SCSI_QCMD(NCR5380_queue_command) + /* * Function : NCR5380_main (void) * diff --git a/drivers/scsi/sun3_scsi.h b/drivers/scsi/sun3_scsi.h index b29a9d661ca..bcefd8458e6 100644 --- a/drivers/scsi/sun3_scsi.h +++ b/drivers/scsi/sun3_scsi.h @@ -51,8 +51,7 @@ static int sun3scsi_abort(struct scsi_cmnd *); static int sun3scsi_detect (struct scsi_host_template *); static const char *sun3scsi_info (struct Scsi_Host *); static int sun3scsi_bus_reset(struct scsi_cmnd *); -static int sun3scsi_queue_command(struct scsi_cmnd *, - void (*done)(struct scsi_cmnd *)); +static int sun3scsi_queue_command(struct Scsi_Host *, struct scsi_cmnd *); static int sun3scsi_release (struct Scsi_Host *); #ifndef CMD_PER_LUN diff --git a/drivers/scsi/sym53c416.c b/drivers/scsi/sym53c416.c index e5c369bb568..190107ae120 100644 --- a/drivers/scsi/sym53c416.c +++ b/drivers/scsi/sym53c416.c @@ -734,7 +734,7 @@ const char *sym53c416_info(struct Scsi_Host *SChost) return info; } -int sym53c416_queuecommand(Scsi_Cmnd *SCpnt, void (*done)(Scsi_Cmnd *)) +static int sym53c416_queuecommand_lck(Scsi_Cmnd *SCpnt, void (*done)(Scsi_Cmnd *)) { int base; unsigned long flags = 0; @@ -761,6 +761,8 @@ int sym53c416_queuecommand(Scsi_Cmnd *SCpnt, void (*done)(Scsi_Cmnd *)) return 0; } +DEF_SCSI_QCMD(sym53c416_queuecommand) + static int sym53c416_host_reset(Scsi_Cmnd *SCpnt) { int base; diff --git a/drivers/scsi/sym53c416.h b/drivers/scsi/sym53c416.h index 77860d0748f..387de5d80a7 100644 --- a/drivers/scsi/sym53c416.h +++ b/drivers/scsi/sym53c416.h @@ -25,7 +25,7 @@ static int sym53c416_detect(struct scsi_host_template *); static const char *sym53c416_info(struct Scsi_Host *); static int sym53c416_release(struct Scsi_Host *); -static int sym53c416_queuecommand(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *)); +static int sym53c416_queuecommand(struct Scsi_Host *, struct scsi_cmnd *); static int sym53c416_host_reset(Scsi_Cmnd *); static int sym53c416_bios_param(struct scsi_device *, struct block_device *, sector_t, int *); diff --git a/drivers/scsi/sym53c8xx_2/sym_glue.c b/drivers/scsi/sym53c8xx_2/sym_glue.c index 8b955b534a3..6b97ded9d45 100644 --- a/drivers/scsi/sym53c8xx_2/sym_glue.c +++ b/drivers/scsi/sym53c8xx_2/sym_glue.c @@ -505,7 +505,7 @@ void sym_log_bus_error(struct Scsi_Host *shost) * queuecommand method. Entered with the host adapter lock held and * interrupts disabled. */ -static int sym53c8xx_queue_command(struct scsi_cmnd *cmd, +static int sym53c8xx_queue_command_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { struct sym_hcb *np = SYM_SOFTC_PTR(cmd); @@ -536,6 +536,8 @@ static int sym53c8xx_queue_command(struct scsi_cmnd *cmd, return 0; } +static DEF_SCSI_QCMD(sym53c8xx_queue_command) + /* * Linux entry point of the interrupt handler. */ diff --git a/drivers/scsi/t128.h b/drivers/scsi/t128.h index 76a069b7ac0..ada1115079c 100644 --- a/drivers/scsi/t128.h +++ b/drivers/scsi/t128.h @@ -96,8 +96,7 @@ static int t128_abort(struct scsi_cmnd *); static int t128_biosparam(struct scsi_device *, struct block_device *, sector_t, int*); static int t128_detect(struct scsi_host_template *); -static int t128_queue_command(struct scsi_cmnd *, - void (*done)(struct scsi_cmnd *)); +static int t128_queue_command(struct Scsi_Host *, struct scsi_cmnd *); static int t128_bus_reset(struct scsi_cmnd *); #ifndef CMD_PER_LUN diff --git a/drivers/scsi/tmscsim.c b/drivers/scsi/tmscsim.c index 27866b0adfe..a124a28f2cc 100644 --- a/drivers/scsi/tmscsim.c +++ b/drivers/scsi/tmscsim.c @@ -1883,7 +1883,7 @@ dc390_ScsiRstDetect( struct dc390_acb* pACB ) return; } -static int DC390_queuecommand(struct scsi_cmnd *cmd, +static int DC390_queuecommand_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { struct scsi_device *sdev = cmd->device; @@ -1944,6 +1944,8 @@ static int DC390_queuecommand(struct scsi_cmnd *cmd, return SCSI_MLQUEUE_DEVICE_BUSY; } +static DEF_SCSI_QCMD(DC390_queuecommand) + static void dc390_dumpinfo (struct dc390_acb* pACB, struct dc390_dcb* pDCB, struct dc390_srb* pSRB) { struct pci_dev *pdev; diff --git a/drivers/scsi/u14-34f.c b/drivers/scsi/u14-34f.c index 5d9fdeeb231..edfc5da8be4 100644 --- a/drivers/scsi/u14-34f.c +++ b/drivers/scsi/u14-34f.c @@ -433,7 +433,7 @@ static int u14_34f_detect(struct scsi_host_template *); static int u14_34f_release(struct Scsi_Host *); -static int u14_34f_queuecommand(struct scsi_cmnd *, void (*done)(struct scsi_cmnd *)); +static int u14_34f_queuecommand(struct Scsi_Host *, struct scsi_cmnd *); static int u14_34f_eh_abort(struct scsi_cmnd *); static int u14_34f_eh_host_reset(struct scsi_cmnd *); static int u14_34f_bios_param(struct scsi_device *, struct block_device *, @@ -1248,7 +1248,7 @@ static void scsi_to_dev_dir(unsigned int i, unsigned int j) { } -static int u14_34f_queuecommand(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) { +static int u14_34f_queuecommand_lck(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) { unsigned int i, j, k; struct mscp *cpp; @@ -1329,6 +1329,8 @@ static int u14_34f_queuecommand(struct scsi_cmnd *SCpnt, void (*done)(struct scs return 0; } +static DEF_SCSI_QCMD(u14_34f_queuecommand) + static int u14_34f_eh_abort(struct scsi_cmnd *SCarg) { unsigned int i, j; diff --git a/drivers/scsi/ultrastor.c b/drivers/scsi/ultrastor.c index 27aa40f3980..0571ef9639c 100644 --- a/drivers/scsi/ultrastor.c +++ b/drivers/scsi/ultrastor.c @@ -700,7 +700,7 @@ static inline void build_sg_list(struct mscp *mscp, struct scsi_cmnd *SCpnt) mscp->transfer_data_length = transfer_length; } -static int ultrastor_queuecommand(struct scsi_cmnd *SCpnt, +static int ultrastor_queuecommand_lck(struct scsi_cmnd *SCpnt, void (*done) (struct scsi_cmnd *)) { struct mscp *my_mscp; @@ -825,6 +825,8 @@ retry: return 0; } +static DEF_SCSI_QCMD(ultrastor_queuecommand) + /* This code must deal with 2 cases: 1. The command has not been written to the OGM. In this case, set diff --git a/drivers/scsi/ultrastor.h b/drivers/scsi/ultrastor.h index a692905f95f..165c18b5cf5 100644 --- a/drivers/scsi/ultrastor.h +++ b/drivers/scsi/ultrastor.h @@ -15,8 +15,7 @@ static int ultrastor_detect(struct scsi_host_template *); static const char *ultrastor_info(struct Scsi_Host *shpnt); -static int ultrastor_queuecommand(struct scsi_cmnd *, - void (*done)(struct scsi_cmnd *)); +static int ultrastor_queuecommand(struct Scsi_Host *, struct scsi_cmnd *); static int ultrastor_abort(struct scsi_cmnd *); static int ultrastor_host_reset(struct scsi_cmnd *); static int ultrastor_biosparam(struct scsi_device *, struct block_device *, diff --git a/drivers/scsi/vmw_pvscsi.c b/drivers/scsi/vmw_pvscsi.c index 26894459c37..a18996d2446 100644 --- a/drivers/scsi/vmw_pvscsi.c +++ b/drivers/scsi/vmw_pvscsi.c @@ -690,7 +690,7 @@ static int pvscsi_queue_ring(struct pvscsi_adapter *adapter, return 0; } -static int pvscsi_queue(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) +static int pvscsi_queue_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { struct Scsi_Host *host = cmd->device->host; struct pvscsi_adapter *adapter = shost_priv(host); @@ -719,6 +719,8 @@ static int pvscsi_queue(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) return 0; } +static DEF_SCSI_QCMD(pvscsi_queue) + static int pvscsi_abort(struct scsi_cmnd *cmd) { struct pvscsi_adapter *adapter = shost_priv(cmd->device->host); diff --git a/drivers/scsi/wd33c93.c b/drivers/scsi/wd33c93.c index b701bf2cc18..5f697e0bd00 100644 --- a/drivers/scsi/wd33c93.c +++ b/drivers/scsi/wd33c93.c @@ -371,8 +371,8 @@ calc_sync_msg(unsigned int period, unsigned int offset, unsigned int fast, msg[1] = offset; } -int -wd33c93_queuecommand(struct scsi_cmnd *cmd, +static int +wd33c93_queuecommand_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { struct WD33C93_hostdata *hostdata; @@ -468,6 +468,8 @@ wd33c93_queuecommand(struct scsi_cmnd *cmd, return 0; } +DEF_SCSI_QCMD(wd33c93_queuecommand) + /* * This routine attempts to start a scsi command. If the host_card is * already connected, we give up immediately. Otherwise, look through diff --git a/drivers/scsi/wd33c93.h b/drivers/scsi/wd33c93.h index 1ed5f3bf388..3b463d7304d 100644 --- a/drivers/scsi/wd33c93.h +++ b/drivers/scsi/wd33c93.h @@ -343,8 +343,7 @@ struct WD33C93_hostdata { void wd33c93_init (struct Scsi_Host *instance, const wd33c93_regs regs, dma_setup_t setup, dma_stop_t stop, int clock_freq); int wd33c93_abort (struct scsi_cmnd *cmd); -int wd33c93_queuecommand (struct scsi_cmnd *cmd, - void (*done)(struct scsi_cmnd *)); +int wd33c93_queuecommand (struct Scsi_Host *h, struct scsi_cmnd *cmd); void wd33c93_intr (struct Scsi_Host *instance); int wd33c93_proc_info(struct Scsi_Host *, char *, char **, off_t, int, int); int wd33c93_host_reset (struct scsi_cmnd *); diff --git a/drivers/scsi/wd7000.c b/drivers/scsi/wd7000.c index 333580bf37c..db451ae0a36 100644 --- a/drivers/scsi/wd7000.c +++ b/drivers/scsi/wd7000.c @@ -1082,7 +1082,7 @@ static irqreturn_t wd7000_intr(int irq, void *dev_id) return IRQ_HANDLED; } -static int wd7000_queuecommand(struct scsi_cmnd *SCpnt, +static int wd7000_queuecommand_lck(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) { Scb *scb; @@ -1139,6 +1139,8 @@ static int wd7000_queuecommand(struct scsi_cmnd *SCpnt, return 0; } +static DEF_SCSI_QCMD(wd7000_queuecommand) + static int wd7000_diagnostics(Adapter * host, int code) { static IcbDiag icb = { ICB_OP_DIAGNOSTICS }; diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c index 53be4d35a0a..842e3b2a02b 100644 --- a/drivers/serial/8250_pci.c +++ b/drivers/serial/8250_pci.c @@ -2285,6 +2285,8 @@ static struct pciserial_board pci_boards[] __devinitdata = { static const struct pci_device_id softmodem_blacklist[] = { { PCI_VDEVICE(AL, 0x5457), }, /* ALi Corporation M5457 AC'97 Modem */ + { PCI_VDEVICE(MOTOROLA, 0x3052), }, /* Motorola Si3052-based modem */ + { PCI_DEVICE(0x1543, 0x3052), }, /* Si3052-based modem, default IDs */ }; /* @@ -2863,6 +2865,9 @@ static struct pci_device_id serial_pci_tbl[] = { PCI_SUBVENDOR_ID_SIIG, PCI_SUBDEVICE_ID_SIIG_QUARTET_SERIAL, 0, 0, pbn_b0_4_1152000 }, + { PCI_VENDOR_ID_OXSEMI, 0x9505, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, + pbn_b0_bt_2_921600 }, /* * The below card is a little controversial since it is the diff --git a/drivers/serial/bfin_5xx.c b/drivers/serial/bfin_5xx.c index a9eff2b18ea..19cac9f610f 100644 --- a/drivers/serial/bfin_5xx.c +++ b/drivers/serial/bfin_5xx.c @@ -23,6 +23,7 @@ #include <linux/tty.h> #include <linux/tty_flip.h> #include <linux/serial_core.h> +#include <linux/dma-mapping.h> #if defined(CONFIG_KGDB_SERIAL_CONSOLE) || \ defined(CONFIG_KGDB_SERIAL_CONSOLE_MODULE) @@ -33,12 +34,10 @@ #include <asm/gpio.h> #include <mach/bfin_serial_5xx.h> -#ifdef CONFIG_SERIAL_BFIN_DMA -#include <linux/dma-mapping.h> +#include <asm/dma.h> #include <asm/io.h> #include <asm/irq.h> #include <asm/cacheflush.h> -#endif #ifdef CONFIG_SERIAL_BFIN_MODULE # undef CONFIG_EARLY_PRINTK @@ -360,7 +359,6 @@ static void bfin_serial_tx_chars(struct bfin_serial_port *uart) UART_PUT_CHAR(uart, xmit->buf[xmit->tail]); xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1); uart->port.icount.tx++; - SSYNC(); } if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS) @@ -688,6 +686,13 @@ static int bfin_serial_startup(struct uart_port *port) # ifdef CONFIG_BF54x { + /* + * UART2 and UART3 on BF548 share interrupt PINs and DMA + * controllers with SPORT2 and SPORT3. UART rx and tx + * interrupts are generated in PIO mode only when configure + * their peripheral mapping registers properly, which means + * request corresponding DMA channels in PIO mode as well. + */ unsigned uart_dma_ch_rx, uart_dma_ch_tx; switch (uart->port.irq) { @@ -734,8 +739,7 @@ static int bfin_serial_startup(struct uart_port *port) IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING | IRQF_DISABLED, "BFIN_UART_CTS", uart)) { uart->cts_pin = -1; - pr_info("Unable to attach BlackFin UART CTS interrupt.\ - So, disable it.\n"); + pr_info("Unable to attach BlackFin UART CTS interrupt. So, disable it.\n"); } } if (uart->rts_pin >= 0) { @@ -747,8 +751,7 @@ static int bfin_serial_startup(struct uart_port *port) if (request_irq(uart->status_irq, bfin_serial_mctrl_cts_int, IRQF_DISABLED, "BFIN_UART_MODEM_STATUS", uart)) { - pr_info("Unable to attach BlackFin UART Modem \ - Status interrupt.\n"); + pr_info("Unable to attach BlackFin UART Modem Status interrupt.\n"); } /* CTS RTS PINs are negative assertive. */ @@ -846,6 +849,8 @@ bfin_serial_set_termios(struct uart_port *port, struct ktermios *termios, if (termios->c_cflag & CMSPAR) lcr |= STP; + spin_lock_irqsave(&uart->port.lock, flags); + port->read_status_mask = OE; if (termios->c_iflag & INPCK) port->read_status_mask |= (FE | PE); @@ -875,8 +880,6 @@ bfin_serial_set_termios(struct uart_port *port, struct ktermios *termios, if (termios->c_line != N_IRDA) quot -= ANOMALY_05000230; - spin_lock_irqsave(&uart->port.lock, flags); - UART_SET_ANOMALY_THRESHOLD(uart, USEC_PER_SEC / baud * 15); /* Disable UART */ @@ -1321,6 +1324,14 @@ struct console __init *bfin_earlyserial_init(unsigned int port, struct bfin_serial_port *uart; struct ktermios t; +#ifdef CONFIG_SERIAL_BFIN_CONSOLE + /* + * If we are using early serial, don't let the normal console rewind + * log buffer, since that causes things to be printed multiple times + */ + bfin_serial_console.flags &= ~CON_PRINTBUFFER; +#endif + if (port == -1 || port >= nr_active_ports) port = 0; bfin_serial_init_ports(); diff --git a/drivers/serial/crisv10.c b/drivers/serial/crisv10.c index fa62578fcd2..bcc31f2140a 100644 --- a/drivers/serial/crisv10.c +++ b/drivers/serial/crisv10.c @@ -18,7 +18,6 @@ static char *serial_version = "$Revision: 1.25 $"; #include <linux/tty.h> #include <linux/tty_flip.h> #include <linux/major.h> -#include <linux/smp_lock.h> #include <linux/string.h> #include <linux/fcntl.h> #include <linux/mm.h> diff --git a/drivers/serial/serial_core.c b/drivers/serial/serial_core.c index c4ea14670d4..9ffa5bee44a 100644 --- a/drivers/serial/serial_core.c +++ b/drivers/serial/serial_core.c @@ -29,7 +29,6 @@ #include <linux/console.h> #include <linux/proc_fs.h> #include <linux/seq_file.h> -#include <linux/smp_lock.h> #include <linux/device.h> #include <linux/serial.h> /* for serial_state and serial_icounter_struct */ #include <linux/serial_core.h> diff --git a/drivers/sh/clk/core.c b/drivers/sh/clk/core.c index fd0d1b98901..cb12a8e1466 100644 --- a/drivers/sh/clk/core.c +++ b/drivers/sh/clk/core.c @@ -90,8 +90,8 @@ struct clk_rate_round_data { static long clk_rate_round_helper(struct clk_rate_round_data *rounder) { unsigned long rate_error, rate_error_prev = ~0UL; - unsigned long rate_best_fit = rounder->rate; unsigned long highest, lowest, freq; + long rate_best_fit = -ENOENT; int i; highest = 0; @@ -146,7 +146,7 @@ long clk_rate_table_round(struct clk *clk, }; if (clk->nr_freqs < 1) - return 0; + return -ENOSYS; return clk_rate_round_helper(&table_round); } @@ -541,6 +541,98 @@ long clk_round_rate(struct clk *clk, unsigned long rate) } EXPORT_SYMBOL_GPL(clk_round_rate); +long clk_round_parent(struct clk *clk, unsigned long target, + unsigned long *best_freq, unsigned long *parent_freq, + unsigned int div_min, unsigned int div_max) +{ + struct cpufreq_frequency_table *freq, *best = NULL; + unsigned long error = ULONG_MAX, freq_high, freq_low, div; + struct clk *parent = clk_get_parent(clk); + + if (!parent) { + *parent_freq = 0; + *best_freq = clk_round_rate(clk, target); + return abs(target - *best_freq); + } + + for (freq = parent->freq_table; freq->frequency != CPUFREQ_TABLE_END; + freq++) { + if (freq->frequency == CPUFREQ_ENTRY_INVALID) + continue; + + if (unlikely(freq->frequency / target <= div_min - 1)) { + unsigned long freq_max; + + freq_max = (freq->frequency + div_min / 2) / div_min; + if (error > target - freq_max) { + error = target - freq_max; + best = freq; + if (best_freq) + *best_freq = freq_max; + } + + pr_debug("too low freq %u, error %lu\n", freq->frequency, + target - freq_max); + + if (!error) + break; + + continue; + } + + if (unlikely(freq->frequency / target >= div_max)) { + unsigned long freq_min; + + freq_min = (freq->frequency + div_max / 2) / div_max; + if (error > freq_min - target) { + error = freq_min - target; + best = freq; + if (best_freq) + *best_freq = freq_min; + } + + pr_debug("too high freq %u, error %lu\n", freq->frequency, + freq_min - target); + + if (!error) + break; + + continue; + } + + div = freq->frequency / target; + freq_high = freq->frequency / div; + freq_low = freq->frequency / (div + 1); + + if (freq_high - target < error) { + error = freq_high - target; + best = freq; + if (best_freq) + *best_freq = freq_high; + } + + if (target - freq_low < error) { + error = target - freq_low; + best = freq; + if (best_freq) + *best_freq = freq_low; + } + + pr_debug("%u / %lu = %lu, / %lu = %lu, best %lu, parent %u\n", + freq->frequency, div, freq_high, div + 1, freq_low, + *best_freq, best->frequency); + + if (!error) + break; + } + + if (parent_freq) + *parent_freq = best->frequency; + + return error; +} +EXPORT_SYMBOL_GPL(clk_round_parent); + #ifdef CONFIG_PM static int clks_sysdev_suspend(struct sys_device *dev, pm_message_t state) { diff --git a/drivers/sh/intc/core.c b/drivers/sh/intc/core.c index 873a99ff8f6..e5e9e6735f7 100644 --- a/drivers/sh/intc/core.c +++ b/drivers/sh/intc/core.c @@ -79,7 +79,7 @@ static void __init intc_register_irq(struct intc_desc *desc, * Register the IRQ position with the global IRQ map, then insert * it in to the radix tree. */ - irq_reserve_irqs(irq, 1); + irq_reserve_irq(irq); raw_spin_lock_irqsave(&intc_big_lock, flags); radix_tree_insert(&d->tree, enum_id, intc_irq_xlate_get(irq)); diff --git a/drivers/sh/intc/dynamic.c b/drivers/sh/intc/dynamic.c index 4187cce20ff..a3677c9dfe3 100644 --- a/drivers/sh/intc/dynamic.c +++ b/drivers/sh/intc/dynamic.c @@ -60,5 +60,5 @@ void reserve_intc_vectors(struct intc_vect *vectors, unsigned int nr_vecs) int i; for (i = 0; i < nr_vecs; i++) - irq_reserve_irqs(evt2irq(vectors[i].vect), 1); + irq_reserve_irq(evt2irq(vectors[i].vect)); } diff --git a/drivers/sh/intc/virq.c b/drivers/sh/intc/virq.c index e5bf5d3c698..4e0ff718116 100644 --- a/drivers/sh/intc/virq.c +++ b/drivers/sh/intc/virq.c @@ -215,7 +215,7 @@ restart: entry = radix_tree_deref_slot((void **)entries[i]); if (unlikely(!entry)) continue; - if (unlikely(entry == RADIX_TREE_RETRY)) + if (radix_tree_deref_retry(entry)) goto restart; irq = create_irq(); diff --git a/drivers/staging/ath6kl/Kconfig b/drivers/staging/ath6kl/Kconfig index ae2cdf48b74..8a5caa30b85 100644 --- a/drivers/staging/ath6kl/Kconfig +++ b/drivers/staging/ath6kl/Kconfig @@ -102,7 +102,7 @@ config AR600x_BT_RESET_PIN config ATH6KL_CFG80211 bool "CFG80211 support" - depends on ATH6K_LEGACY + depends on ATH6K_LEGACY && CFG80211 help Enables support for CFG80211 APIs. The default option is to use WEXT. Even with this option enabled, WEXT is not explicitly disabled and the onus of not exercising WEXT lies on the application(s) running in the user space. diff --git a/drivers/staging/ath6kl/hif/sdio/linux_sdio/src/hif_scatter.c b/drivers/staging/ath6kl/hif/sdio/linux_sdio/src/hif_scatter.c index 22c6c6659f5..ee8b47746a1 100644 --- a/drivers/staging/ath6kl/hif/sdio/linux_sdio/src/hif_scatter.c +++ b/drivers/staging/ath6kl/hif/sdio/linux_sdio/src/hif_scatter.c @@ -285,9 +285,9 @@ A_STATUS SetupHIFScatterSupport(HIF_DEVICE *device, HIF_DEVICE_SCATTER_SUPPORT_I do { /* check if host supports scatter requests and it meets our requirements */ - if (device->func->card->host->max_hw_segs < MAX_SCATTER_ENTRIES_PER_REQ) { + if (device->func->card->host->max_segs < MAX_SCATTER_ENTRIES_PER_REQ) { AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("HIF-SCATTER : host only supports scatter of : %d entries, need: %d \n", - device->func->card->host->max_hw_segs, MAX_SCATTER_ENTRIES_PER_REQ)); + device->func->card->host->max_segs, MAX_SCATTER_ENTRIES_PER_REQ)); status = A_ENOTSUP; break; } diff --git a/drivers/staging/ath6kl/os/linux/ar6000_drv.c b/drivers/staging/ath6kl/os/linux/ar6000_drv.c index c5a6d6c1673..a659f704737 100644 --- a/drivers/staging/ath6kl/os/linux/ar6000_drv.c +++ b/drivers/staging/ath6kl/os/linux/ar6000_drv.c @@ -1126,7 +1126,7 @@ ar6000_transfer_bin_file(AR_SOFTC_T *ar, AR6K_BIN_FILE file, A_UINT32 address, A if ((board_ext_address) && (fw_entry->size == (board_data_size + board_ext_data_size))) { A_UINT32 param; - status = BMIWriteMemory(ar->arHifDevice, board_ext_address, (A_UCHAR *)(((A_UINT32)fw_entry->data) + board_data_size), board_ext_data_size); + status = BMIWriteMemory(ar->arHifDevice, board_ext_address, (A_UCHAR *)(fw_entry->data + board_data_size), board_ext_data_size); if (status != A_OK) { AR_DEBUG_PRINTF(ATH_DEBUG_ERR, ("BMI operation failed: %d\n", __LINE__)); @@ -3030,7 +3030,8 @@ ar6000_data_tx(struct sk_buff *skb, struct net_device *dev) A_UINT8 csumDest=0; A_UINT8 csum=skb->ip_summed; if(csumOffload && (csum==CHECKSUM_PARTIAL)){ - csumStart=skb->csum_start-(skb->network_header-skb->head)+sizeof(ATH_LLC_SNAP_HDR); + csumStart = (skb->head + skb->csum_start - skb_network_header(skb) + + sizeof(ATH_LLC_SNAP_HDR)); csumDest=skb->csum_offset+csumStart; } #endif diff --git a/drivers/staging/ath6kl/os/linux/cfg80211.c b/drivers/staging/ath6kl/os/linux/cfg80211.c index c94ad29eeb4..7269d0a1d61 100644 --- a/drivers/staging/ath6kl/os/linux/cfg80211.c +++ b/drivers/staging/ath6kl/os/linux/cfg80211.c @@ -808,7 +808,7 @@ ar6k_cfg80211_scanComplete_event(AR_SOFTC_T *ar, A_STATUS status) static int ar6k_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, - A_UINT8 key_index, const A_UINT8 *mac_addr, + A_UINT8 key_index, bool pairwise, const A_UINT8 *mac_addr, struct key_params *params) { AR_SOFTC_T *ar = (AR_SOFTC_T *)ar6k_priv(ndev); @@ -901,7 +901,7 @@ ar6k_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, static int ar6k_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, - A_UINT8 key_index, const A_UINT8 *mac_addr) + A_UINT8 key_index, bool pairwise, const A_UINT8 *mac_addr) { AR_SOFTC_T *ar = (AR_SOFTC_T *)ar6k_priv(ndev); @@ -936,7 +936,8 @@ ar6k_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, static int ar6k_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, - A_UINT8 key_index, const A_UINT8 *mac_addr, void *cookie, + A_UINT8 key_index, bool pairwise, const A_UINT8 *mac_addr, + void *cookie, void (*callback)(void *cookie, struct key_params*)) { AR_SOFTC_T *ar = (AR_SOFTC_T *)ar6k_priv(ndev); diff --git a/drivers/staging/ath6kl/os/linux/include/athendpack_linux.h b/drivers/staging/ath6kl/os/linux/include/athendpack_linux.h deleted file mode 100644 index e69de29bb2d..00000000000 --- a/drivers/staging/ath6kl/os/linux/include/athendpack_linux.h +++ /dev/null diff --git a/drivers/staging/ath6kl/os/linux/include/athstartpack_linux.h b/drivers/staging/ath6kl/os/linux/include/athstartpack_linux.h deleted file mode 100644 index e69de29bb2d..00000000000 --- a/drivers/staging/ath6kl/os/linux/include/athstartpack_linux.h +++ /dev/null diff --git a/drivers/staging/batman-adv/hard-interface.c b/drivers/staging/batman-adv/hard-interface.c index 80cfa866958..b68a7e5173b 100644 --- a/drivers/staging/batman-adv/hard-interface.c +++ b/drivers/staging/batman-adv/hard-interface.c @@ -165,7 +165,7 @@ static void update_mac_addresses(struct batman_if *batman_if) batman_if->net_dev->dev_addr, ETH_ALEN); } -static void check_known_mac_addr(uint8_t *addr) +static void check_known_mac_addr(struct net_device *net_dev) { struct batman_if *batman_if; @@ -175,11 +175,16 @@ static void check_known_mac_addr(uint8_t *addr) (batman_if->if_status != IF_TO_BE_ACTIVATED)) continue; - if (!compare_orig(batman_if->net_dev->dev_addr, addr)) + if (batman_if->net_dev == net_dev) + continue; + + if (!compare_orig(batman_if->net_dev->dev_addr, + net_dev->dev_addr)) continue; pr_warning("The newly added mac address (%pM) already exists " - "on: %s\n", addr, batman_if->net_dev->name); + "on: %s\n", net_dev->dev_addr, + batman_if->net_dev->name); pr_warning("It is strongly recommended to keep mac addresses " "unique to avoid problems!\n"); } @@ -430,7 +435,7 @@ static struct batman_if *hardif_add_interface(struct net_device *net_dev) atomic_set(&batman_if->refcnt, 0); hardif_hold(batman_if); - check_known_mac_addr(batman_if->net_dev->dev_addr); + check_known_mac_addr(batman_if->net_dev); spin_lock(&if_list_lock); list_add_tail_rcu(&batman_if->list, &if_list); @@ -515,7 +520,7 @@ static int hard_if_event(struct notifier_block *this, goto out; } - check_known_mac_addr(batman_if->net_dev->dev_addr); + check_known_mac_addr(batman_if->net_dev); update_mac_addresses(batman_if); bat_priv = netdev_priv(batman_if->soft_iface); diff --git a/drivers/staging/batman-adv/routing.c b/drivers/staging/batman-adv/routing.c index 90102631330..657b69e6b95 100644 --- a/drivers/staging/batman-adv/routing.c +++ b/drivers/staging/batman-adv/routing.c @@ -1000,10 +1000,10 @@ int recv_icmp_packet(struct sk_buff *skb, struct batman_if *recv_if) /* find a suitable router for this originator, and use * bonding if possible. */ -struct neigh_node *find_router(struct orig_node *orig_node, +struct neigh_node *find_router(struct bat_priv *bat_priv, + struct orig_node *orig_node, struct batman_if *recv_if) { - struct bat_priv *bat_priv; struct orig_node *primary_orig_node; struct orig_node *router_orig; struct neigh_node *router, *first_candidate, *best_router; @@ -1019,13 +1019,9 @@ struct neigh_node *find_router(struct orig_node *orig_node, /* without bonding, the first node should * always choose the default router. */ - if (!recv_if) - return orig_node->router; - - bat_priv = netdev_priv(recv_if->soft_iface); bonding_enabled = atomic_read(&bat_priv->bonding_enabled); - if (!bonding_enabled) + if ((!recv_if) && (!bonding_enabled)) return orig_node->router; router_orig = orig_node->router->orig_node; @@ -1154,7 +1150,7 @@ static int route_unicast_packet(struct sk_buff *skb, orig_node = ((struct orig_node *) hash_find(bat_priv->orig_hash, unicast_packet->dest)); - router = find_router(orig_node, recv_if); + router = find_router(bat_priv, orig_node, recv_if); if (!router) { spin_unlock_irqrestore(&bat_priv->orig_hash_lock, flags); diff --git a/drivers/staging/batman-adv/routing.h b/drivers/staging/batman-adv/routing.h index 06ea99df370..92674c8d9c0 100644 --- a/drivers/staging/batman-adv/routing.h +++ b/drivers/staging/batman-adv/routing.h @@ -38,8 +38,8 @@ int recv_ucast_frag_packet(struct sk_buff *skb, struct batman_if *recv_if); int recv_bcast_packet(struct sk_buff *skb, struct batman_if *recv_if); int recv_vis_packet(struct sk_buff *skb, struct batman_if *recv_if); int recv_bat_packet(struct sk_buff *skb, struct batman_if *recv_if); -struct neigh_node *find_router(struct orig_node *orig_node, - struct batman_if *recv_if); +struct neigh_node *find_router(struct bat_priv *bat_priv, + struct orig_node *orig_node, struct batman_if *recv_if); void update_bonding_candidates(struct bat_priv *bat_priv, struct orig_node *orig_node); diff --git a/drivers/staging/batman-adv/unicast.c b/drivers/staging/batman-adv/unicast.c index 0dac50d69c0..0459413ff67 100644 --- a/drivers/staging/batman-adv/unicast.c +++ b/drivers/staging/batman-adv/unicast.c @@ -224,7 +224,7 @@ int unicast_send_skb(struct sk_buff *skb, struct bat_priv *bat_priv) if (!orig_node) orig_node = transtable_search(bat_priv, ethhdr->h_dest); - router = find_router(orig_node, NULL); + router = find_router(bat_priv, orig_node, NULL); if (!router) goto unlock; diff --git a/drivers/staging/bcm/Bcmchar.c b/drivers/staging/bcm/Bcmchar.c index 77fdfe24d99..fead9c56162 100644 --- a/drivers/staging/bcm/Bcmchar.c +++ b/drivers/staging/bcm/Bcmchar.c @@ -1001,13 +1001,15 @@ static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg) } #endif case IOCTL_BE_BUCKET_SIZE: - Adapter->BEBucketSize = *(PULONG)arg; - Status = STATUS_SUCCESS; + Status = 0; + if (get_user(Adapter->BEBucketSize, (unsigned long __user *)arg)) + Status = -EFAULT; break; case IOCTL_RTPS_BUCKET_SIZE: - Adapter->rtPSBucketSize = *(PULONG)arg; - Status = STATUS_SUCCESS; + Status = 0; + if (get_user(Adapter->rtPSBucketSize, (unsigned long __user *)arg)) + Status = -EFAULT; break; case IOCTL_CHIP_RESET: { @@ -1028,11 +1030,15 @@ static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg) case IOCTL_QOS_THRESHOLD: { USHORT uiLoopIndex; - for(uiLoopIndex = 0 ; uiLoopIndex < NO_OF_QUEUES ; uiLoopIndex++) - { - Adapter->PackInfo[uiLoopIndex].uiThreshold = *(PULONG)arg; + + Status = 0; + for (uiLoopIndex = 0; uiLoopIndex < NO_OF_QUEUES; uiLoopIndex++) { + if (get_user(Adapter->PackInfo[uiLoopIndex].uiThreshold, + (unsigned long __user *)arg)) { + Status = -EFAULT; + break; + } } - Status = STATUS_SUCCESS; break; } @@ -1093,7 +1099,8 @@ static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg) } case IOCTL_BCM_GET_CURRENT_STATUS: { - LINK_STATE *plink_state = NULL; + LINK_STATE plink_state; + /* Copy Ioctl Buffer structure */ if(copy_from_user(&IoBuffer, argp, sizeof(IOCTL_BUFFER))) { @@ -1101,13 +1108,19 @@ static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg) Status = -EFAULT; break; } - plink_state = (LINK_STATE*)arg; - plink_state->bIdleMode = (UCHAR)Adapter->IdleMode; - plink_state->bShutdownMode = Adapter->bShutStatus; - plink_state->ucLinkStatus = (UCHAR)Adapter->LinkStatus; - if(copy_to_user(IoBuffer.OutputBuffer, - (PUCHAR)plink_state, (UINT)IoBuffer.OutputLength)) - { + if (IoBuffer.OutputLength != sizeof(plink_state)) { + Status = -EINVAL; + break; + } + + if (copy_from_user(&plink_state, (void __user *)arg, sizeof(plink_state))) { + Status = -EFAULT; + break; + } + plink_state.bIdleMode = (UCHAR)Adapter->IdleMode; + plink_state.bShutdownMode = Adapter->bShutStatus; + plink_state.ucLinkStatus = (UCHAR)Adapter->LinkStatus; + if (copy_to_user(IoBuffer.OutputBuffer, &plink_state, IoBuffer.OutputLength)) { BCM_DEBUG_PRINT(Adapter,DBG_TYPE_PRINTK, 0, 0, "Copy_to_user Failed..\n"); Status = -EFAULT; break; @@ -1331,7 +1344,9 @@ static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg) BCM_DEBUG_PRINT(Adapter,DBG_TYPE_PRINTK, 0, 0,"Copy From User space failed. status :%d", Status); return -EFAULT; } - uiSectorSize = *((PUINT)(IoBuffer.InputBuffer)); /* FIXME: unchecked __user access */ + if (get_user(uiSectorSize, (unsigned int __user *)IoBuffer.InputBuffer)) + return -EFAULT; + if((uiSectorSize < MIN_SECTOR_SIZE) || (uiSectorSize > MAX_SECTOR_SIZE)) { diff --git a/drivers/staging/brcm80211/README b/drivers/staging/brcm80211/README index c3ba9bb9b11..c8f1cf1b440 100644 --- a/drivers/staging/brcm80211/README +++ b/drivers/staging/brcm80211/README @@ -90,5 +90,5 @@ Contact Info: ============= Brett Rudley brudley@broadcom.com Henry Ptasinski henryp@broadcom.com -Nohee Ko noheek@broadcom.com +Dowan Kim dowan@broadcom.com diff --git a/drivers/staging/brcm80211/TODO b/drivers/staging/brcm80211/TODO index 8803d300b53..dbf90418489 100644 --- a/drivers/staging/brcm80211/TODO +++ b/drivers/staging/brcm80211/TODO @@ -45,5 +45,5 @@ Contact ===== Brett Rudley <brudley@broadcom.com> Henry Ptasinski <henryp@broadcom.com> -Nohee Ko <noheek@broadcom.com> +Dowan Kim <dowan@broadcom.com> diff --git a/drivers/staging/brcm80211/brcmfmac/dhd_linux.c b/drivers/staging/brcm80211/brcmfmac/dhd_linux.c index bbbe7c5f749..9335f02029a 100644 --- a/drivers/staging/brcm80211/brcmfmac/dhd_linux.c +++ b/drivers/staging/brcm80211/brcmfmac/dhd_linux.c @@ -2222,8 +2222,6 @@ int dhd_net_attach(dhd_pub_t *dhdp, int ifidx) ASSERT(net); ASSERT(!net->netdev_ops); - net->netdev_ops = &dhd_ops_virt; - net->netdev_ops = &dhd_ops_pri; /* diff --git a/drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c index 3f29488d9c7..ea0825238d5 100644 --- a/drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c @@ -95,12 +95,12 @@ static s32 wl_cfg80211_config_default_key(struct wiphy *wiphy, struct net_device *dev, u8 key_idx); static s32 wl_cfg80211_add_key(struct wiphy *wiphy, struct net_device *dev, - u8 key_idx, const u8 *mac_addr, + u8 key_idx, bool pairwise, const u8 *mac_addr, struct key_params *params); static s32 wl_cfg80211_del_key(struct wiphy *wiphy, struct net_device *dev, - u8 key_idx, const u8 *mac_addr); + u8 key_idx, bool pairwise, const u8 *mac_addr); static s32 wl_cfg80211_get_key(struct wiphy *wiphy, struct net_device *dev, - u8 key_idx, const u8 *mac_addr, + u8 key_idx, bool pairwise, const u8 *mac_addr, void *cookie, void (*callback) (void *cookie, struct key_params * @@ -1615,7 +1615,7 @@ wl_add_keyext(struct wiphy *wiphy, struct net_device *dev, static s32 wl_cfg80211_add_key(struct wiphy *wiphy, struct net_device *dev, - u8 key_idx, const u8 *mac_addr, + u8 key_idx, bool pairwise, const u8 *mac_addr, struct key_params *params) { struct wl_wsec_key key; @@ -1700,7 +1700,7 @@ wl_cfg80211_add_key(struct wiphy *wiphy, struct net_device *dev, static s32 wl_cfg80211_del_key(struct wiphy *wiphy, struct net_device *dev, - u8 key_idx, const u8 *mac_addr) + u8 key_idx, bool pairwise, const u8 *mac_addr) { struct wl_wsec_key key; s32 err = 0; @@ -1756,7 +1756,7 @@ wl_cfg80211_del_key(struct wiphy *wiphy, struct net_device *dev, static s32 wl_cfg80211_get_key(struct wiphy *wiphy, struct net_device *dev, - u8 key_idx, const u8 *mac_addr, void *cookie, + u8 key_idx, bool pairwise, const u8 *mac_addr, void *cookie, void (*callback) (void *cookie, struct key_params * params)) { struct key_params params; diff --git a/drivers/staging/cpia/cpia.c b/drivers/staging/cpia/cpia.c index 933ae4c8cb9..0e740b8dafc 100644 --- a/drivers/staging/cpia/cpia.c +++ b/drivers/staging/cpia/cpia.c @@ -3184,13 +3184,9 @@ static int cpia_open(struct file *file) goto oops; } - err = -EINTR; - if(signal_pending(current)) - goto oops; - /* Set ownership of /proc/cpia/videoX to current user */ if(cam->proc_entry) - cam->proc_entry->uid = current_uid(); + cam->proc_entry->uid = current_euid(); /* set mark for loading first frame uncompressed */ cam->first_frame = 1; diff --git a/drivers/staging/easycap/easycap.h b/drivers/staging/easycap/easycap.h index f3c827eb0ab..25961c23dc0 100644 --- a/drivers/staging/easycap/easycap.h +++ b/drivers/staging/easycap/easycap.h @@ -77,7 +77,6 @@ #include <linux/slab.h> #include <linux/module.h> #include <linux/kref.h> -#include <linux/smp_lock.h> #include <linux/usb.h> #include <linux/uaccess.h> diff --git a/drivers/staging/ft1000/ft1000-usb/ft1000_chdev.c b/drivers/staging/ft1000/ft1000-usb/ft1000_chdev.c index 87a6487531c..20d509836d9 100644 --- a/drivers/staging/ft1000/ft1000-usb/ft1000_chdev.c +++ b/drivers/staging/ft1000/ft1000-usb/ft1000_chdev.c @@ -286,7 +286,6 @@ int ft1000_CreateDevice(struct ft1000_device *dev) pid = kernel_thread (exec_mknod, (void *)info, 0); // initialize application information - info->appcnt = 0; // if (ft1000_flarion_cnt == 0) { // diff --git a/drivers/staging/hv/hv_utils.c b/drivers/staging/hv/hv_utils.c index 702a478d554..a99e900ec4c 100644 --- a/drivers/staging/hv/hv_utils.c +++ b/drivers/staging/hv/hv_utils.c @@ -212,9 +212,6 @@ static void heartbeat_onchannelcallback(void *context) recvlen, requestid); icmsghdrp = (struct icmsg_hdr *)&buf[ - sizeof(struct vmbuspipe_hdr)]; - - icmsghdrp = (struct icmsg_hdr *)&buf[ sizeof(struct vmbuspipe_hdr)]; if (icmsghdrp->icmsgtype == ICMSGTYPE_NEGOTIATE) { diff --git a/drivers/staging/hv/storvsc_drv.c b/drivers/staging/hv/storvsc_drv.c index 41d9acf4cd6..6f8d67d0d64 100644 --- a/drivers/staging/hv/storvsc_drv.c +++ b/drivers/staging/hv/storvsc_drv.c @@ -72,8 +72,7 @@ struct storvsc_driver_context { /* Static decl */ static int storvsc_probe(struct device *dev); -static int storvsc_queuecommand(struct scsi_cmnd *scmnd, - void (*done)(struct scsi_cmnd *)); +static int storvsc_queuecommand(struct Scsi_Host *shost, struct scsi_cmnd *scmnd); static int storvsc_device_alloc(struct scsi_device *); static int storvsc_device_configure(struct scsi_device *); static int storvsc_host_reset_handler(struct scsi_cmnd *scmnd); @@ -595,7 +594,7 @@ static unsigned int copy_from_bounce_buffer(struct scatterlist *orig_sgl, /* * storvsc_queuecommand - Initiate command processing */ -static int storvsc_queuecommand(struct scsi_cmnd *scmnd, +static int storvsc_queuecommand_lck(struct scsi_cmnd *scmnd, void (*done)(struct scsi_cmnd *)) { int ret; @@ -783,6 +782,8 @@ retry_request: return ret; } +static DEF_SCSI_QCMD(storvsc_queuecommand) + static int storvsc_merge_bvec(struct request_queue *q, struct bvec_merge_data *bmd, struct bio_vec *bvec) { diff --git a/drivers/staging/intel_sst/intel_sst_app_interface.c b/drivers/staging/intel_sst/intel_sst_app_interface.c index 463e5cba830..991440015e9 100644 --- a/drivers/staging/intel_sst/intel_sst_app_interface.c +++ b/drivers/staging/intel_sst/intel_sst_app_interface.c @@ -34,7 +34,6 @@ #include <linux/uaccess.h> #include <linux/firmware.h> #include <linux/ioctl.h> -#include <linux/smp_lock.h> #ifdef CONFIG_MRST_RAR_HANDLER #include <linux/rar_register.h> #include "../../../drivers/staging/memrar/memrar.h" @@ -244,12 +243,12 @@ static int intel_sst_mmap_play_capture(u32 str_id, int retval, i; struct stream_info *stream; struct snd_sst_mmap_buff_entry *buf_entry; + struct snd_sst_mmap_buff_entry *tmp_buf; pr_debug("sst:called for str_id %d\n", str_id); retval = sst_validate_strid(str_id); if (retval) return -EINVAL; - BUG_ON(!mmap_buf); stream = &sst_drv_ctx->streams[str_id]; if (stream->mmapped != true) @@ -262,14 +261,24 @@ static int intel_sst_mmap_play_capture(u32 str_id, stream->curr_bytes = 0; stream->cumm_bytes = 0; + tmp_buf = kcalloc(mmap_buf->entries, sizeof(*tmp_buf), GFP_KERNEL); + if (!tmp_buf) + return -ENOMEM; + if (copy_from_user(tmp_buf, (void __user *)mmap_buf->buff, + mmap_buf->entries * sizeof(*tmp_buf))) { + retval = -EFAULT; + goto out_free; + } + pr_debug("sst:new buffers count %d status %d\n", mmap_buf->entries, stream->status); - buf_entry = mmap_buf->buff; + buf_entry = tmp_buf; for (i = 0; i < mmap_buf->entries; i++) { - BUG_ON(!buf_entry); bufs = kzalloc(sizeof(*bufs), GFP_KERNEL); - if (!bufs) - return -ENOMEM; + if (!bufs) { + retval = -ENOMEM; + goto out_free; + } bufs->size = buf_entry->size; bufs->offset = buf_entry->offset; bufs->addr = sst_drv_ctx->mmap_mem; @@ -293,13 +302,15 @@ static int intel_sst_mmap_play_capture(u32 str_id, if (sst_play_frame(str_id) < 0) { pr_warn("sst: play frames fail\n"); mutex_unlock(&stream->lock); - return -EIO; + retval = -EIO; + goto out_free; } } else if (stream->ops == STREAM_OPS_CAPTURE) { if (sst_capture_frame(str_id) < 0) { pr_warn("sst: capture frame fail\n"); mutex_unlock(&stream->lock); - return -EIO; + retval = -EIO; + goto out_free; } } } @@ -314,6 +325,9 @@ static int intel_sst_mmap_play_capture(u32 str_id, if (retval >= 0) retval = stream->cumm_bytes; pr_debug("sst:end of play/rec ioctl bytes = %d!!\n", retval); + +out_free: + kfree(tmp_buf); return retval; } @@ -377,7 +391,7 @@ static int snd_sst_fill_kernel_list(struct stream_info *stream, { struct sst_stream_bufs *stream_bufs; unsigned long index, mmap_len; - unsigned char *bufp; + unsigned char __user *bufp; unsigned long size, copied_size; int retval = 0, add_to_list = 0; static int sent_offset; @@ -512,9 +526,7 @@ static int snd_sst_copy_userbuf_capture(struct stream_info *stream, /* copy to user */ list_for_each_entry_safe(entry, _entry, copy_to_list, node) { - if (copy_to_user((void *) - iovec[entry->iov_index].iov_base + - entry->iov_offset, + if (copy_to_user(iovec[entry->iov_index].iov_base + entry->iov_offset, kbufs->addr + entry->offset, entry->size)) { /* Clean up the list and return error */ @@ -590,7 +602,7 @@ static int intel_sst_read_write(unsigned int str_id, char __user *buf, buf, (int) count, (int) stream->status); stream->buf_type = SST_BUF_USER_STATIC; - iovec.iov_base = (void *)buf; + iovec.iov_base = buf; iovec.iov_len = count; nr_segs = 1; @@ -838,7 +850,7 @@ long intel_sst_ioctl(struct file *file_ptr, unsigned int cmd, unsigned long arg) break; case _IOC_NR(SNDRV_SST_STREAM_SET_PARAMS): { - struct snd_sst_params *str_param = (struct snd_sst_params *)arg; + struct snd_sst_params str_param; pr_debug("sst: IOCTL_SET_PARAMS recieved!\n"); if (minor != STREAM_MODULE) { @@ -846,17 +858,25 @@ long intel_sst_ioctl(struct file *file_ptr, unsigned int cmd, unsigned long arg) break; } + if (copy_from_user(&str_param, (void __user *)arg, + sizeof(str_param))) { + retval = -EFAULT; + break; + } + if (!str_id) { - retval = sst_get_stream(str_param); + retval = sst_get_stream(&str_param); if (retval > 0) { struct stream_info *str_info; + char __user *dest; + sst_drv_ctx->stream_cnt++; data->str_id = retval; str_info = &sst_drv_ctx->streams[retval]; str_info->src = SST_DRV; - retval = copy_to_user(&str_param->stream_id, - &retval, sizeof(__u32)); + dest = (char __user *)arg + offsetof(struct snd_sst_params, stream_id); + retval = copy_to_user(dest, &retval, sizeof(__u32)); if (retval) retval = -EFAULT; } else { @@ -866,16 +886,14 @@ long intel_sst_ioctl(struct file *file_ptr, unsigned int cmd, unsigned long arg) } else { pr_debug("sst: SET_STREAM_PARAMS recieved!\n"); /* allocated set params only */ - retval = sst_set_stream_param(str_id, str_param); + retval = sst_set_stream_param(str_id, &str_param); /* Block the call for reply */ if (!retval) { int sfreq = 0, word_size = 0, num_channel = 0; - sfreq = str_param->sparams.uc.pcm_params.sfreq; - word_size = str_param->sparams. - uc.pcm_params.pcm_wd_sz; - num_channel = str_param-> - sparams.uc.pcm_params.num_chan; - if (str_param->ops == STREAM_OPS_CAPTURE) { + sfreq = str_param.sparams.uc.pcm_params.sfreq; + word_size = str_param.sparams.uc.pcm_params.pcm_wd_sz; + num_channel = str_param.sparams.uc.pcm_params.num_chan; + if (str_param.ops == STREAM_OPS_CAPTURE) { sst_drv_ctx->scard_ops->\ set_pcm_audio_params(sfreq, word_size, num_channel); @@ -885,41 +903,39 @@ long intel_sst_ioctl(struct file *file_ptr, unsigned int cmd, unsigned long arg) break; } case _IOC_NR(SNDRV_SST_SET_VOL): { - struct snd_sst_vol *set_vol; - struct snd_sst_vol *rec_vol = (struct snd_sst_vol *)arg; + struct snd_sst_vol set_vol; + + if (copy_from_user(&set_vol, (void __user *)arg, + sizeof(set_vol))) { + pr_debug("sst: copy failed\n"); + retval = -EFAULT; + break; + } pr_debug("sst: SET_VOLUME recieved for %d!\n", - rec_vol->stream_id); - if (minor == STREAM_MODULE && rec_vol->stream_id == 0) { + set_vol.stream_id); + if (minor == STREAM_MODULE && set_vol.stream_id == 0) { pr_debug("sst: invalid operation!\n"); retval = -EPERM; break; } - set_vol = kzalloc(sizeof(*set_vol), GFP_ATOMIC); - if (!set_vol) { - pr_debug("sst: mem allocation failed\n"); - retval = -ENOMEM; - break; - } - if (copy_from_user(set_vol, rec_vol, sizeof(*set_vol))) { - pr_debug("sst: copy failed\n"); - retval = -EFAULT; - break; - } - retval = sst_set_vol(set_vol); - kfree(set_vol); + retval = sst_set_vol(&set_vol); break; } case _IOC_NR(SNDRV_SST_GET_VOL): { - struct snd_sst_vol *rec_vol = (struct snd_sst_vol *)arg; struct snd_sst_vol get_vol; + + if (copy_from_user(&get_vol, (void __user *)arg, + sizeof(get_vol))) { + retval = -EFAULT; + break; + } pr_debug("sst: IOCTL_GET_VOLUME recieved for stream = %d!\n", - rec_vol->stream_id); - if (minor == STREAM_MODULE && rec_vol->stream_id == 0) { + get_vol.stream_id); + if (minor == STREAM_MODULE && get_vol.stream_id == 0) { pr_debug("sst: invalid operation!\n"); retval = -EPERM; break; } - get_vol.stream_id = rec_vol->stream_id; retval = sst_get_vol(&get_vol); if (retval) { retval = -EIO; @@ -928,7 +944,7 @@ long intel_sst_ioctl(struct file *file_ptr, unsigned int cmd, unsigned long arg) pr_debug("sst: id:%d\n, vol:%d, ramp_dur:%d, ramp_type:%d\n", get_vol.stream_id, get_vol.volume, get_vol.ramp_duration, get_vol.ramp_type); - if (copy_to_user((struct snd_sst_vol *)arg, + if (copy_to_user((struct snd_sst_vol __user *)arg, &get_vol, sizeof(get_vol))) { retval = -EFAULT; break; @@ -938,25 +954,20 @@ long intel_sst_ioctl(struct file *file_ptr, unsigned int cmd, unsigned long arg) } case _IOC_NR(SNDRV_SST_MUTE): { - struct snd_sst_mute *set_mute; - struct snd_sst_vol *rec_mute = (struct snd_sst_vol *)arg; - pr_debug("sst: SNDRV_SST_SET_VOLUME recieved for %d!\n", - rec_mute->stream_id); - if (minor == STREAM_MODULE && rec_mute->stream_id == 0) { - retval = -EPERM; - break; - } - set_mute = kzalloc(sizeof(*set_mute), GFP_ATOMIC); - if (!set_mute) { - retval = -ENOMEM; + struct snd_sst_mute set_mute; + + if (copy_from_user(&set_mute, (void __user *)arg, + sizeof(set_mute))) { + retval = -EFAULT; break; } - if (copy_from_user(set_mute, rec_mute, sizeof(*set_mute))) { - retval = -EFAULT; + pr_debug("sst: SNDRV_SST_SET_VOLUME recieved for %d!\n", + set_mute.stream_id); + if (minor == STREAM_MODULE && set_mute.stream_id == 0) { + retval = -EPERM; break; } - retval = sst_set_mute(set_mute); - kfree(set_mute); + retval = sst_set_mute(&set_mute); break; } case _IOC_NR(SNDRV_SST_STREAM_GET_PARAMS): { @@ -973,7 +984,7 @@ long intel_sst_ioctl(struct file *file_ptr, unsigned int cmd, unsigned long arg) retval = -EIO; break; } - if (copy_to_user((struct snd_sst_get_stream_params *)arg, + if (copy_to_user((struct snd_sst_get_stream_params __user *)arg, &get_params, sizeof(get_params))) { retval = -EFAULT; break; @@ -983,16 +994,22 @@ long intel_sst_ioctl(struct file *file_ptr, unsigned int cmd, unsigned long arg) } case _IOC_NR(SNDRV_SST_MMAP_PLAY): - case _IOC_NR(SNDRV_SST_MMAP_CAPTURE): + case _IOC_NR(SNDRV_SST_MMAP_CAPTURE): { + struct snd_sst_mmap_buffs mmap_buf; + pr_debug("sst: SNDRV_SST_MMAP_PLAY/CAPTURE recieved!\n"); if (minor != STREAM_MODULE) { retval = -EBADRQC; break; } - retval = intel_sst_mmap_play_capture(str_id, - (struct snd_sst_mmap_buffs *)arg); + if (copy_from_user(&mmap_buf, (void __user *)arg, + sizeof(mmap_buf))) { + retval = -EFAULT; + break; + } + retval = intel_sst_mmap_play_capture(str_id, &mmap_buf); break; - + } case _IOC_NR(SNDRV_SST_STREAM_DROP): pr_debug("sst: SNDRV_SST_IOCTL_DROP recieved!\n"); if (minor != STREAM_MODULE) { @@ -1003,7 +1020,6 @@ long intel_sst_ioctl(struct file *file_ptr, unsigned int cmd, unsigned long arg) break; case _IOC_NR(SNDRV_SST_STREAM_GET_TSTAMP): { - unsigned long long *ms = (unsigned long long *)arg; struct snd_sst_tstamp tstamp = {0}; unsigned long long time, freq, mod; @@ -1013,14 +1029,14 @@ long intel_sst_ioctl(struct file *file_ptr, unsigned int cmd, unsigned long arg) break; } memcpy_fromio(&tstamp, - ((void *)(sst_drv_ctx->mailbox + SST_TIME_STAMP) - +(str_id * sizeof(tstamp))), + sst_drv_ctx->mailbox + SST_TIME_STAMP + str_id * sizeof(tstamp), sizeof(tstamp)); time = tstamp.samples_rendered; freq = (unsigned long long) tstamp.sampling_frequency; time = time * 1000; /* converting it to ms */ mod = do_div(time, freq); - if (copy_to_user(ms, &time, sizeof(*ms))) + if (copy_to_user((void __user *)arg, &time, + sizeof(unsigned long long))) retval = -EFAULT; break; } @@ -1065,92 +1081,118 @@ long intel_sst_ioctl(struct file *file_ptr, unsigned int cmd, unsigned long arg) } case _IOC_NR(SNDRV_SST_SET_TARGET_DEVICE): { - struct snd_sst_target_device *target_device; + struct snd_sst_target_device target_device; pr_debug("sst: SET_TARGET_DEVICE recieved!\n"); - target_device = (struct snd_sst_target_device *)arg; - BUG_ON(!target_device); + if (copy_from_user(&target_device, (void __user *)arg, + sizeof(target_device))) { + retval = -EFAULT; + break; + } if (minor != AM_MODULE) { retval = -EBADRQC; break; } - retval = sst_target_device_select(target_device); + retval = sst_target_device_select(&target_device); break; } case _IOC_NR(SNDRV_SST_DRIVER_INFO): { - struct snd_sst_driver_info *info = - (struct snd_sst_driver_info *)arg; + struct snd_sst_driver_info info; pr_debug("sst: SNDRV_SST_DRIVER_INFO recived\n"); - info->version = SST_VERSION_NUM; + info.version = SST_VERSION_NUM; /* hard coding, shud get sumhow later */ - info->active_pcm_streams = sst_drv_ctx->stream_cnt - + info.active_pcm_streams = sst_drv_ctx->stream_cnt - sst_drv_ctx->encoded_cnt; - info->active_enc_streams = sst_drv_ctx->encoded_cnt; - info->max_pcm_streams = MAX_ACTIVE_STREAM - MAX_ENC_STREAM; - info->max_enc_streams = MAX_ENC_STREAM; - info->buf_per_stream = sst_drv_ctx->mmap_len; + info.active_enc_streams = sst_drv_ctx->encoded_cnt; + info.max_pcm_streams = MAX_ACTIVE_STREAM - MAX_ENC_STREAM; + info.max_enc_streams = MAX_ENC_STREAM; + info.buf_per_stream = sst_drv_ctx->mmap_len; + if (copy_to_user((void __user *)arg, &info, + sizeof(info))) + retval = -EFAULT; break; } case _IOC_NR(SNDRV_SST_STREAM_DECODE): { - struct snd_sst_dbufs *param = - (struct snd_sst_dbufs *)arg, dbufs_local; - int i; + struct snd_sst_dbufs param; + struct snd_sst_dbufs dbufs_local; struct snd_sst_buffs ibufs, obufs; - struct snd_sst_buff_entry ibuf_temp[param->ibufs->entries], - obuf_temp[param->obufs->entries]; + struct snd_sst_buff_entry *ibuf_tmp, *obuf_tmp; + char __user *dest; pr_debug("sst: SNDRV_SST_STREAM_DECODE recived\n"); if (minor != STREAM_MODULE) { retval = -EBADRQC; break; } - if (!param) { - retval = -EINVAL; + if (copy_from_user(¶m, (void __user *)arg, + sizeof(param))) { + retval = -EFAULT; break; } - dbufs_local.input_bytes_consumed = param->input_bytes_consumed; + dbufs_local.input_bytes_consumed = param.input_bytes_consumed; dbufs_local.output_bytes_produced = - param->output_bytes_produced; - dbufs_local.ibufs = &ibufs; - dbufs_local.obufs = &obufs; - dbufs_local.ibufs->entries = param->ibufs->entries; - dbufs_local.ibufs->type = param->ibufs->type; - dbufs_local.obufs->entries = param->obufs->entries; - dbufs_local.obufs->type = param->obufs->type; - - dbufs_local.ibufs->buff_entry = ibuf_temp; - for (i = 0; i < dbufs_local.ibufs->entries; i++) { - ibuf_temp[i].buffer = - param->ibufs->buff_entry[i].buffer; - ibuf_temp[i].size = - param->ibufs->buff_entry[i].size; + param.output_bytes_produced; + + if (copy_from_user(&ibufs, (void __user *)param.ibufs, sizeof(ibufs))) { + retval = -EFAULT; + break; + } + if (copy_from_user(&obufs, (void __user *)param.obufs, sizeof(obufs))) { + retval = -EFAULT; + break; } - dbufs_local.obufs->buff_entry = obuf_temp; - for (i = 0; i < dbufs_local.obufs->entries; i++) { - obuf_temp[i].buffer = - param->obufs->buff_entry[i].buffer; - obuf_temp[i].size = - param->obufs->buff_entry[i].size; + + ibuf_tmp = kcalloc(ibufs.entries, sizeof(*ibuf_tmp), GFP_KERNEL); + obuf_tmp = kcalloc(obufs.entries, sizeof(*obuf_tmp), GFP_KERNEL); + if (!ibuf_tmp || !obuf_tmp) { + retval = -ENOMEM; + goto free_iobufs; + } + + if (copy_from_user(ibuf_tmp, (void __user *)ibufs.buff_entry, + ibufs.entries * sizeof(*ibuf_tmp))) { + retval = -EFAULT; + goto free_iobufs; } + ibufs.buff_entry = ibuf_tmp; + dbufs_local.ibufs = &ibufs; + + if (copy_from_user(obuf_tmp, (void __user *)obufs.buff_entry, + obufs.entries * sizeof(*obuf_tmp))) { + retval = -EFAULT; + goto free_iobufs; + } + obufs.buff_entry = obuf_tmp; + dbufs_local.obufs = &obufs; + retval = sst_decode(str_id, &dbufs_local); - if (retval) - retval = -EAGAIN; - if (copy_to_user(¶m->input_bytes_consumed, + if (retval) { + retval = -EAGAIN; + goto free_iobufs; + } + + dest = (char __user *)arg + offsetof(struct snd_sst_dbufs, input_bytes_consumed); + if (copy_to_user(dest, &dbufs_local.input_bytes_consumed, sizeof(unsigned long long))) { - retval = -EFAULT; - break; + retval = -EFAULT; + goto free_iobufs; } - if (copy_to_user(¶m->output_bytes_produced, + + dest = (char __user *)arg + offsetof(struct snd_sst_dbufs, input_bytes_consumed); + if (copy_to_user(dest, &dbufs_local.output_bytes_produced, sizeof(unsigned long long))) { - retval = -EFAULT; - break; + retval = -EFAULT; + goto free_iobufs; } +free_iobufs: + kfree(ibuf_tmp); + kfree(obuf_tmp); break; } @@ -1164,7 +1206,7 @@ long intel_sst_ioctl(struct file *file_ptr, unsigned int cmd, unsigned long arg) break; case _IOC_NR(SNDRV_SST_STREAM_BYTES_DECODED): { - unsigned long long *bytes = (unsigned long long *)arg; + unsigned long long __user *bytes = (unsigned long long __user *)arg; struct snd_sst_tstamp tstamp = {0}; pr_debug("sst: STREAM_BYTES_DECODED recieved!\n"); @@ -1173,8 +1215,7 @@ long intel_sst_ioctl(struct file *file_ptr, unsigned int cmd, unsigned long arg) break; } memcpy_fromio(&tstamp, - ((void *)(sst_drv_ctx->mailbox + SST_TIME_STAMP) - +(str_id * sizeof(tstamp))), + sst_drv_ctx->mailbox + SST_TIME_STAMP + str_id * sizeof(tstamp), sizeof(tstamp)); if (copy_to_user(bytes, &tstamp.bytes_processed, sizeof(*bytes))) @@ -1197,7 +1238,7 @@ long intel_sst_ioctl(struct file *file_ptr, unsigned int cmd, unsigned long arg) kfree(fw_info); break; } - if (copy_to_user((struct snd_sst_dbufs *)arg, + if (copy_to_user((struct snd_sst_dbufs __user *)arg, fw_info, sizeof(*fw_info))) { kfree(fw_info); retval = -EFAULT; diff --git a/drivers/staging/intel_sst/intel_sst_common.h b/drivers/staging/intel_sst/intel_sst_common.h index 73a98c851e4..bf0ead78bfa 100644 --- a/drivers/staging/intel_sst/intel_sst_common.h +++ b/drivers/staging/intel_sst/intel_sst_common.h @@ -231,8 +231,8 @@ struct stream_info { spinlock_t pcm_lock; bool mmapped; unsigned int sg_index; /* current buf Index */ - unsigned char *cur_ptr; /* Current static bufs */ - struct snd_sst_buf_entry *buf_entry; + unsigned char __user *cur_ptr; /* Current static bufs */ + struct snd_sst_buf_entry __user *buf_entry; struct sst_block data_blk; /* stream ops block */ struct sst_block ctrl_blk; /* stream control cmd block */ enum snd_sst_buf_type buf_type; diff --git a/drivers/staging/keucr/init.c b/drivers/staging/keucr/init.c index 1934805844f..978bf87ff13 100644 --- a/drivers/staging/keucr/init.c +++ b/drivers/staging/keucr/init.c @@ -22,7 +22,7 @@ int ENE_InitMedia(struct us_data *us) int result; BYTE MiscReg03 = 0; - printk("--- Initial Nedia ---\n"); + printk("--- Init Media ---\n"); result = ENE_Read_BYTE(us, REG_CARD_STATUS, &MiscReg03); if (result != USB_STOR_XFER_GOOD) { @@ -64,7 +64,7 @@ int ENE_Read_BYTE(struct us_data *us, WORD index, void *buf) struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf; int result; - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x01; bcb->Flags = 0x80; @@ -92,7 +92,7 @@ int ENE_SDInit(struct us_data *us) return USB_STOR_TRANSPORT_ERROR; } - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->Flags = 0x80; bcb->CDB[0] = 0xF2; @@ -112,7 +112,7 @@ int ENE_SDInit(struct us_data *us) return USB_STOR_TRANSPORT_ERROR; } - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x200; bcb->Flags = 0x80; @@ -161,7 +161,7 @@ int ENE_MSInit(struct us_data *us) return USB_STOR_TRANSPORT_ERROR; } - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x200; bcb->Flags = 0x80; @@ -219,7 +219,7 @@ int ENE_SMInit(struct us_data *us) return USB_STOR_TRANSPORT_ERROR; } - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x200; bcb->Flags = 0x80; @@ -341,7 +341,7 @@ int ENE_LoadBinCode(struct us_data *us, BYTE flag) break; } - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x800; bcb->Flags =0x00; @@ -433,7 +433,7 @@ int ENE_Read_Data(struct us_data *us, void *buf, unsigned int length) //printk("transport --- ENE_Read_Data\n"); // set up the command wrapper - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = length; bcb->Flags =0x80; @@ -470,7 +470,7 @@ int ENE_Write_Data(struct us_data *us, void *buf, unsigned int length) //printk("transport --- ENE_Write_Data\n"); // set up the command wrapper - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = length; bcb->Flags =0x00; diff --git a/drivers/staging/keucr/ms.c b/drivers/staging/keucr/ms.c index d4340a9da87..9a3fdb4e4fe 100644 --- a/drivers/staging/keucr/ms.c +++ b/drivers/staging/keucr/ms.c @@ -15,7 +15,7 @@ int MS_ReaderCopyBlock(struct us_data *us, WORD oldphy, WORD newphy, WORD PhyBlo if (result != USB_STOR_XFER_GOOD) return USB_STOR_TRANSPORT_ERROR; - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x200*len; bcb->Flags = 0x00; @@ -53,7 +53,7 @@ int MS_ReaderReadPage(struct us_data *us, DWORD PhyBlockAddr, BYTE PageNum, PDWO return USB_STOR_TRANSPORT_ERROR; // Read Page Data - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x200; bcb->Flags = 0x80; @@ -69,7 +69,7 @@ int MS_ReaderReadPage(struct us_data *us, DWORD PhyBlockAddr, BYTE PageNum, PDWO return USB_STOR_TRANSPORT_ERROR; // Read Extra Data - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x4; bcb->Flags = 0x80; @@ -108,7 +108,7 @@ int MS_ReaderEraseBlock(struct us_data *us, DWORD PhyBlockAddr) if (result != USB_STOR_XFER_GOOD) return USB_STOR_TRANSPORT_ERROR; - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x200; bcb->Flags = 0x80; @@ -673,7 +673,7 @@ int MS_LibReadExtraBlock(struct us_data *us, DWORD PhyBlock, BYTE PageNum, BYTE //printk("MS_LibReadExtraBlock --- PhyBlock = %x, PageNum = %x, blen = %x\n", PhyBlock, PageNum, blen); // Read Extra Data - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x4 * blen; bcb->Flags = 0x80; @@ -700,7 +700,7 @@ int MS_LibReadExtra(struct us_data *us, DWORD PhyBlock, BYTE PageNum, MS_LibType BYTE ExtBuf[4]; //printk("MS_LibReadExtra --- PhyBlock = %x, PageNum = %x\n", PhyBlock, PageNum); - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x4; bcb->Flags = 0x80; @@ -807,7 +807,7 @@ int MS_LibOverwriteExtra(struct us_data *us, DWORD PhyBlockAddr, BYTE PageNum, B if (result != USB_STOR_XFER_GOOD) return USB_STOR_TRANSPORT_ERROR; - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x4; bcb->Flags = 0x80; diff --git a/drivers/staging/keucr/msscsi.c b/drivers/staging/keucr/msscsi.c index ad0c5c62993..cb92d25acee 100644 --- a/drivers/staging/keucr/msscsi.c +++ b/drivers/staging/keucr/msscsi.c @@ -145,7 +145,7 @@ int MS_SCSI_Read(struct us_data *us, struct scsi_cmnd *srb) } // set up the command wrapper - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = blenByte; bcb->Flags = 0x80; @@ -193,7 +193,7 @@ int MS_SCSI_Read(struct us_data *us, struct scsi_cmnd *srb) blkno = phyblk * 0x20 + PageNum; // set up the command wrapper - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x200 * len; bcb->Flags = 0x80; @@ -250,7 +250,7 @@ int MS_SCSI_Write(struct us_data *us, struct scsi_cmnd *srb) } // set up the command wrapper - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = blenByte; bcb->Flags = 0x00; diff --git a/drivers/staging/keucr/scsiglue.c b/drivers/staging/keucr/scsiglue.c index a2671404f7a..da4f42af383 100644 --- a/drivers/staging/keucr/scsiglue.c +++ b/drivers/staging/keucr/scsiglue.c @@ -87,7 +87,7 @@ static int slave_configure(struct scsi_device *sdev) /* This is always called with scsi_lock(host) held */ //----- queuecommand() --------------------- -static int queuecommand(struct scsi_cmnd *srb, void (*done)(struct scsi_cmnd *)) +static int queuecommand_lck(struct scsi_cmnd *srb, void (*done)(struct scsi_cmnd *)) { struct us_data *us = host_to_us(srb->device->host); @@ -117,6 +117,8 @@ static int queuecommand(struct scsi_cmnd *srb, void (*done)(struct scsi_cmnd *)) return 0; } +static DEF_SCSI_QCMD(queuecommand) + /*********************************************************************** * Error handling functions ***********************************************************************/ diff --git a/drivers/staging/keucr/sdscsi.c b/drivers/staging/keucr/sdscsi.c index 6c332f850eb..d646507a361 100644 --- a/drivers/staging/keucr/sdscsi.c +++ b/drivers/staging/keucr/sdscsi.c @@ -152,7 +152,7 @@ int SD_SCSI_Read(struct us_data *us, struct scsi_cmnd *srb) bnByte = bn; // set up the command wrapper - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = blenByte; bcb->Flags = 0x80; @@ -192,7 +192,7 @@ int SD_SCSI_Write(struct us_data *us, struct scsi_cmnd *srb) bnByte = bn; // set up the command wrapper - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = blenByte; bcb->Flags = 0x00; diff --git a/drivers/staging/keucr/smilsub.c b/drivers/staging/keucr/smilsub.c index 844b6598863..1b52535a388 100644 --- a/drivers/staging/keucr/smilsub.c +++ b/drivers/staging/keucr/smilsub.c @@ -266,7 +266,7 @@ int Ssfdc_D_ReadSect(struct us_data *us, BYTE *buf,BYTE *redundant) addr = addr*(WORD)Ssfdc.MaxSectors+Media.Sector; // Read sect data - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x200; bcb->Flags = 0x80; @@ -281,7 +281,7 @@ int Ssfdc_D_ReadSect(struct us_data *us, BYTE *buf,BYTE *redundant) return USB_STOR_TRANSPORT_ERROR; // Read redundant - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x10; bcb->Flags = 0x80; @@ -319,7 +319,7 @@ int Ssfdc_D_ReadBlock(struct us_data *us, WORD count, BYTE *buf,BYTE *redundant) addr = addr*(WORD)Ssfdc.MaxSectors+Media.Sector; // Read sect data - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x200*count; bcb->Flags = 0x80; @@ -334,7 +334,7 @@ int Ssfdc_D_ReadBlock(struct us_data *us, WORD count, BYTE *buf,BYTE *redundant) return USB_STOR_TRANSPORT_ERROR; // Read redundant - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x10; bcb->Flags = 0x80; @@ -536,7 +536,7 @@ int Ssfdc_D_CopyBlock(struct us_data *us, WORD count, BYTE *buf,BYTE *redundant) WriteAddr = WriteAddr*(WORD)Ssfdc.MaxSectors; // Write sect data - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x200*count; bcb->Flags = 0x00; @@ -754,7 +754,7 @@ int Ssfdc_D_WriteSectForCopy(struct us_data *us, BYTE *buf, BYTE *redundant) addr = addr*(WORD)Ssfdc.MaxSectors+Media.Sector; // Write sect data - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x200; bcb->Flags = 0x00; @@ -791,7 +791,7 @@ int Ssfdc_D_EraseBlock(struct us_data *us) addr=(WORD)Media.Zone*Ssfdc.MaxBlocks+Media.PhyBlock; addr=addr*(WORD)Ssfdc.MaxSectors; - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x200; bcb->Flags = 0x80; @@ -827,7 +827,7 @@ int Ssfdc_D_ReadRedtData(struct us_data *us, BYTE *redundant) addr = (WORD)Media.Zone*Ssfdc.MaxBlocks+Media.PhyBlock; addr = addr*(WORD)Ssfdc.MaxSectors+Media.Sector; - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x10; bcb->Flags = 0x80; @@ -870,7 +870,7 @@ int Ssfdc_D_WriteRedtData(struct us_data *us, BYTE *redundant) addr = (WORD)Media.Zone*Ssfdc.MaxBlocks+Media.PhyBlock; addr = addr*(WORD)Ssfdc.MaxSectors+Media.Sector; - memset(bcb, 0, sizeof(bcb)); + memset(bcb, 0, sizeof(struct bulk_cb_wrap)); bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); bcb->DataTransferLength = 0x10; bcb->Flags = 0x80; diff --git a/drivers/staging/keucr/transport.c b/drivers/staging/keucr/transport.c index fd98df643ab..111160cce44 100644 --- a/drivers/staging/keucr/transport.c +++ b/drivers/staging/keucr/transport.c @@ -40,7 +40,7 @@ static int usb_stor_msg_common(struct us_data *us, int timeout) us->current_urb->error_count = 0; us->current_urb->status = 0; -// us->current_urb->transfer_flags = URB_NO_SETUP_DMA_MAP; + us->current_urb->transfer_flags = 0; if (us->current_urb->transfer_buffer == us->iobuf) us->current_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; us->current_urb->transfer_dma = us->iobuf_dma; diff --git a/drivers/staging/olpc_dcon/olpc_dcon.c b/drivers/staging/olpc_dcon/olpc_dcon.c index 75aa7a36307..4ca45ec7fd8 100644 --- a/drivers/staging/olpc_dcon/olpc_dcon.c +++ b/drivers/staging/olpc_dcon/olpc_dcon.c @@ -17,7 +17,6 @@ #include <linux/console.h> #include <linux/i2c.h> #include <linux/platform_device.h> -#include <linux/i2c-id.h> #include <linux/pci.h> #include <linux/pci_ids.h> #include <linux/interrupt.h> @@ -733,7 +732,6 @@ static int dcon_probe(struct i2c_client *client, const struct i2c_device_id *id) edev: platform_device_unregister(dcon_device); dcon_device = NULL; - i2c_set_clientdata(client, NULL); eirq: free_irq(DCON_IRQ, &dcon_driver); einit: @@ -757,8 +755,6 @@ static int dcon_remove(struct i2c_client *client) platform_device_unregister(dcon_device); cancel_work_sync(&dcon_work); - i2c_set_clientdata(client, NULL); - return 0; } diff --git a/drivers/staging/rt2860/common/cmm_aes.c b/drivers/staging/rt2860/common/cmm_aes.c index 1d159ff82fd..a99879bada4 100644 --- a/drivers/staging/rt2860/common/cmm_aes.c +++ b/drivers/staging/rt2860/common/cmm_aes.c @@ -330,8 +330,6 @@ void construct_mic_iv(unsigned char *mic_iv, for (i = 8; i < 14; i++) mic_iv[i] = pn_vector[13 - i]; /* mic_iv[8:13] = PN[5:0] */ #endif - i = (payload_length / 256); - i = (payload_length % 256); mic_iv[14] = (unsigned char)(payload_length / 256); mic_iv[15] = (unsigned char)(payload_length % 256); diff --git a/drivers/staging/rt2860/usb_main_dev.c b/drivers/staging/rt2860/usb_main_dev.c index ebf9074a908..ddacfc6c486 100644 --- a/drivers/staging/rt2860/usb_main_dev.c +++ b/drivers/staging/rt2860/usb_main_dev.c @@ -65,6 +65,7 @@ struct usb_device_id rtusb_usb_id[] = { {USB_DEVICE(0x14B2, 0x3C07)}, /* AL */ {USB_DEVICE(0x050D, 0x8053)}, /* Belkin */ {USB_DEVICE(0x050D, 0x825B)}, /* Belkin */ + {USB_DEVICE(0x050D, 0x935A)}, /* Belkin F6D4050 v1 */ {USB_DEVICE(0x050D, 0x935B)}, /* Belkin F6D4050 v2 */ {USB_DEVICE(0x14B2, 0x3C23)}, /* Airlink */ {USB_DEVICE(0x14B2, 0x3C27)}, /* Airlink */ diff --git a/drivers/staging/rtl8192e/r8192E_core.c b/drivers/staging/rtl8192e/r8192E_core.c index a202194b5cb..b1786dcac24 100644 --- a/drivers/staging/rtl8192e/r8192E_core.c +++ b/drivers/staging/rtl8192e/r8192E_core.c @@ -5829,6 +5829,9 @@ static void rtl8192_rx(struct net_device *dev) } } + pci_unmap_single(priv->pdev, *((dma_addr_t *) skb->cb), + priv->rxbuffersize, PCI_DMA_FROMDEVICE); + skb = new_skb; priv->rx_buf[priv->rx_idx] = skb; *((dma_addr_t *) skb->cb) = pci_map_single(priv->pdev, skb_tail_pointer(skb), priv->rxbuffersize, PCI_DMA_FROMDEVICE); diff --git a/drivers/staging/rtl8712/osdep_service.h b/drivers/staging/rtl8712/osdep_service.h index d1674cd282d..831d81e0e42 100644 --- a/drivers/staging/rtl8712/osdep_service.h +++ b/drivers/staging/rtl8712/osdep_service.h @@ -22,7 +22,6 @@ #include <linux/module.h> #include <linux/sched.h> #include <linux/kref.h> -#include <linux/smp_lock.h> #include <linux/netdevice.h> #include <linux/skbuff.h> #include <linux/usb.h> diff --git a/drivers/staging/solo6x10/solo6010-v4l2-enc.c b/drivers/staging/solo6x10/solo6010-v4l2-enc.c index bbf3d9c4abb..097e82bc7a6 100644 --- a/drivers/staging/solo6x10/solo6010-v4l2-enc.c +++ b/drivers/staging/solo6x10/solo6010-v4l2-enc.c @@ -766,7 +766,7 @@ static int solo_enc_open(struct file *file) &solo_enc->lock, V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FIELD_INTERLACED, - sizeof(struct videobuf_buffer), fh); + sizeof(struct videobuf_buffer), fh, NULL); spin_unlock(&solo_enc->lock); diff --git a/drivers/staging/solo6x10/solo6010-v4l2.c b/drivers/staging/solo6x10/solo6010-v4l2.c index 9731fa02b5e..6ffd21de837 100644 --- a/drivers/staging/solo6x10/solo6010-v4l2.c +++ b/drivers/staging/solo6x10/solo6010-v4l2.c @@ -437,7 +437,7 @@ static int solo_v4l2_open(struct file *file) &solo_dev->pdev->dev, &fh->slock, V4L2_BUF_TYPE_VIDEO_CAPTURE, SOLO_DISP_PIX_FIELD, - sizeof(struct videobuf_buffer), fh); + sizeof(struct videobuf_buffer), fh, NULL); return 0; } diff --git a/drivers/staging/speakup/buffers.c b/drivers/staging/speakup/buffers.c index b7b60d5e866..a2db956edd5 100644 --- a/drivers/staging/speakup/buffers.c +++ b/drivers/staging/speakup/buffers.c @@ -1,5 +1,4 @@ #include <linux/console.h> -#include <linux/smp_lock.h> #include <linux/types.h> #include <linux/wait.h> diff --git a/drivers/staging/stradis/Kconfig b/drivers/staging/stradis/Kconfig index 92e89114189..02f0fc504cf 100644 --- a/drivers/staging/stradis/Kconfig +++ b/drivers/staging/stradis/Kconfig @@ -1,6 +1,6 @@ config VIDEO_STRADIS tristate "Stradis 4:2:2 MPEG-2 video driver (DEPRECATED)" - depends on EXPERIMENTAL && PCI && VIDEO_V4L1 && VIRT_TO_BUS + depends on EXPERIMENTAL && PCI && VIDEO_V4L1 && VIRT_TO_BUS && BKL help Say Y here to enable support for the Stradis 4:2:2 MPEG-2 video driver for PCI. There is a product page at diff --git a/drivers/staging/stradis/stradis.c b/drivers/staging/stradis/stradis.c index a057824e7eb..807dd7eb748 100644 --- a/drivers/staging/stradis/stradis.c +++ b/drivers/staging/stradis/stradis.c @@ -1286,6 +1286,7 @@ static long saa_ioctl(struct file *file, case VIDIOCGCAP: { struct video_capability b; + memset(&b, 0, sizeof(b)); strcpy(b.name, saa->video_dev.name); b.type = VID_TYPE_CAPTURE | VID_TYPE_OVERLAY | VID_TYPE_CLIPPING | VID_TYPE_FRAMERAM | @@ -1416,6 +1417,7 @@ static long saa_ioctl(struct file *file, case VIDIOCGWIN: { struct video_window vw; + memset(&vw, 0, sizeof(vw)); vw.x = saa->win.x; vw.y = saa->win.y; vw.width = saa->win.width; @@ -1448,6 +1450,7 @@ static long saa_ioctl(struct file *file, case VIDIOCGFBUF: { struct video_buffer v; + memset(&v, 0, sizeof(v)); v.base = (void *)saa->win.vidadr; v.height = saa->win.sheight; v.width = saa->win.swidth; @@ -1492,6 +1495,7 @@ static long saa_ioctl(struct file *file, case VIDIOCGAUDIO: { struct video_audio v; + memset(&v, 0, sizeof(v)); v = saa->audio_dev; v.flags &= ~(VIDEO_AUDIO_MUTE | VIDEO_AUDIO_MUTABLE); v.flags |= VIDEO_AUDIO_MUTABLE | VIDEO_AUDIO_VOLUME; @@ -1534,6 +1538,7 @@ static long saa_ioctl(struct file *file, case VIDIOCGUNIT: { struct video_unit vu; + memset(&vu, 0, sizeof(vu)); vu.video = saa->video_dev.minor; vu.vbi = VIDEO_NO_UNIT; vu.radio = VIDEO_NO_UNIT; @@ -1888,6 +1893,7 @@ static int saa_open(struct file *file) saa->user++; if (saa->user > 1) { + saa->user--; unlock_kernel(); return 0; /* device open already, don't reset */ } @@ -2000,10 +2006,13 @@ static int __devinit configure_saa7146(struct pci_dev *pdev, int num) if (retval < 0) { dev_err(&pdev->dev, "%d: error in registering video device!\n", num); - goto errio; + goto errirq; } return 0; + +errirq: + free_irq(saa->irq, saa); errio: iounmap(saa->saa7146_mem); err: diff --git a/drivers/staging/tidspbridge/Kconfig b/drivers/staging/tidspbridge/Kconfig index ff64d464143..93de4f2e8bf 100644 --- a/drivers/staging/tidspbridge/Kconfig +++ b/drivers/staging/tidspbridge/Kconfig @@ -6,7 +6,6 @@ menuconfig TIDSPBRIDGE tristate "DSP Bridge driver" depends on ARCH_OMAP3 select OMAP_MBOX_FWK - select OMAP_IOMMU help DSP/BIOS Bridge is designed for platforms that contain a GPP and one or more attached DSPs. The GPP is considered the master or diff --git a/drivers/staging/tidspbridge/Makefile b/drivers/staging/tidspbridge/Makefile index 50decc2935c..41c644c3318 100644 --- a/drivers/staging/tidspbridge/Makefile +++ b/drivers/staging/tidspbridge/Makefile @@ -2,18 +2,19 @@ obj-$(CONFIG_TIDSPBRIDGE) += bridgedriver.o libgen = gen/gb.o gen/gs.o gen/gh.o gen/uuidutil.o libcore = core/chnl_sm.o core/msg_sm.o core/io_sm.o core/tiomap3430.o \ - core/tiomap3430_pwr.o core/tiomap_io.o core/dsp-mmu.o \ + core/tiomap3430_pwr.o core/tiomap_io.o \ core/ue_deh.o core/wdt.o core/dsp-clock.o core/sync.o libpmgr = pmgr/chnl.o pmgr/io.o pmgr/msg.o pmgr/cod.o pmgr/dev.o pmgr/dspapi.o \ - pmgr/cmm.o pmgr/dbll.o + pmgr/dmm.o pmgr/cmm.o pmgr/dbll.o librmgr = rmgr/dbdcd.o rmgr/disp.o rmgr/drv.o rmgr/mgr.o rmgr/node.o \ rmgr/proc.o rmgr/pwr.o rmgr/rmm.o rmgr/strm.o rmgr/dspdrv.o \ rmgr/nldr.o rmgr/drv_interface.o libdload = dynload/cload.o dynload/getsection.o dynload/reloc.o \ dynload/tramp.o +libhw = hw/hw_mmu.o bridgedriver-y := $(libgen) $(libservices) $(libcore) $(libpmgr) $(librmgr) \ - $(libdload) + $(libdload) $(libhw) #Machine dependent ccflags-y += -D_TI_ -D_DB_TIOMAP -DTMS32060 \ diff --git a/drivers/staging/tidspbridge/core/_deh.h b/drivers/staging/tidspbridge/core/_deh.h index 8ae263387a8..16723cd3483 100644 --- a/drivers/staging/tidspbridge/core/_deh.h +++ b/drivers/staging/tidspbridge/core/_deh.h @@ -27,8 +27,9 @@ struct deh_mgr { struct bridge_dev_context *hbridge_context; /* Bridge context. */ struct ntfy_object *ntfy_obj; /* NTFY object */ -}; -int mmu_fault_isr(struct iommu *mmu); + /* MMU Fault DPC */ + struct tasklet_struct dpc_tasklet; +}; #endif /* _DEH_ */ diff --git a/drivers/staging/tidspbridge/core/_tiomap.h b/drivers/staging/tidspbridge/core/_tiomap.h index e0a801c1cb9..1c1f157e167 100644 --- a/drivers/staging/tidspbridge/core/_tiomap.h +++ b/drivers/staging/tidspbridge/core/_tiomap.h @@ -23,8 +23,8 @@ #include <plat/clockdomain.h> #include <mach-omap2/prm-regbits-34xx.h> #include <mach-omap2/cm-regbits-34xx.h> -#include <dspbridge/dsp-mmu.h> #include <dspbridge/devdefs.h> +#include <hw_defs.h> #include <dspbridge/dspioctl.h> /* for bridge_ioctl_extproc defn */ #include <dspbridge/sync.h> #include <dspbridge/clk.h> @@ -306,18 +306,6 @@ static const struct bpwr_clk_t bpwr_clks[] = { #define CLEAR_BIT_INDEX(reg, index) (reg &= ~(1 << (index))) -struct shm_segs { - u32 seg0_da; - u32 seg0_pa; - u32 seg0_va; - u32 seg0_size; - u32 seg1_da; - u32 seg1_pa; - u32 seg1_va; - u32 seg1_size; -}; - - /* This Bridge driver's device context: */ struct bridge_dev_context { struct dev_object *hdev_obj; /* Handle to Bridge device object. */ @@ -328,6 +316,7 @@ struct bridge_dev_context { */ u32 dw_dsp_ext_base_addr; /* See the comment above */ u32 dw_api_reg_base; /* API mem map'd registers */ + void __iomem *dw_dsp_mmu_base; /* DSP MMU Mapped registers */ u32 dw_api_clk_base; /* CLK Registers */ u32 dw_dsp_clk_m2_base; /* DSP Clock Module m2 */ u32 dw_public_rhea; /* Pub Rhea */ @@ -339,8 +328,7 @@ struct bridge_dev_context { u32 dw_internal_size; /* Internal memory size */ struct omap_mbox *mbox; /* Mail box handle */ - struct iommu *dsp_mmu; /* iommu for iva2 handler */ - struct shm_segs sh_s; + struct cfg_hostres *resources; /* Host Resources */ /* @@ -353,6 +341,7 @@ struct bridge_dev_context { /* TC Settings */ bool tc_word_swap_on; /* Traffic Controller Word Swap */ + struct pg_table_attrs *pt_attrs; u32 dsp_per_clks; }; diff --git a/drivers/staging/tidspbridge/core/dsp-mmu.c b/drivers/staging/tidspbridge/core/dsp-mmu.c deleted file mode 100644 index 983c95adc8f..00000000000 --- a/drivers/staging/tidspbridge/core/dsp-mmu.c +++ /dev/null @@ -1,317 +0,0 @@ -/* - * dsp-mmu.c - * - * DSP-BIOS Bridge driver support functions for TI OMAP processors. - * - * DSP iommu. - * - * Copyright (C) 2010 Texas Instruments, Inc. - * - * This package is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED - * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. - */ - -#include <dspbridge/host_os.h> -#include <plat/dmtimer.h> -#include <dspbridge/dbdefs.h> -#include <dspbridge/dev.h> -#include <dspbridge/io_sm.h> -#include <dspbridge/dspdeh.h> -#include "_tiomap.h" - -#include <dspbridge/dsp-mmu.h> - -#define MMU_CNTL_TWL_EN (1 << 2) - -static struct tasklet_struct mmu_tasklet; - -#ifdef CONFIG_TIDSPBRIDGE_BACKTRACE -static void mmu_fault_print_stack(struct bridge_dev_context *dev_context) -{ - void *dummy_addr; - u32 fa, tmp; - struct iotlb_entry e; - struct iommu *mmu = dev_context->dsp_mmu; - dummy_addr = (void *)__get_free_page(GFP_ATOMIC); - - /* - * Before acking the MMU fault, let's make sure MMU can only - * access entry #0. Then add a new entry so that the DSP OS - * can continue in order to dump the stack. - */ - tmp = iommu_read_reg(mmu, MMU_CNTL); - tmp &= ~MMU_CNTL_TWL_EN; - iommu_write_reg(mmu, tmp, MMU_CNTL); - fa = iommu_read_reg(mmu, MMU_FAULT_AD); - e.da = fa & PAGE_MASK; - e.pa = virt_to_phys(dummy_addr); - e.valid = 1; - e.prsvd = 1; - e.pgsz = IOVMF_PGSZ_4K & MMU_CAM_PGSZ_MASK; - e.endian = MMU_RAM_ENDIAN_LITTLE; - e.elsz = MMU_RAM_ELSZ_32; - e.mixed = 0; - - load_iotlb_entry(mmu, &e); - - dsp_clk_enable(DSP_CLK_GPT8); - - dsp_gpt_wait_overflow(DSP_CLK_GPT8, 0xfffffffe); - - /* Clear MMU interrupt */ - tmp = iommu_read_reg(mmu, MMU_IRQSTATUS); - iommu_write_reg(mmu, tmp, MMU_IRQSTATUS); - - dump_dsp_stack(dev_context); - dsp_clk_disable(DSP_CLK_GPT8); - - iopgtable_clear_entry(mmu, fa); - free_page((unsigned long)dummy_addr); -} -#endif - - -static void fault_tasklet(unsigned long data) -{ - struct iommu *mmu = (struct iommu *)data; - struct bridge_dev_context *dev_ctx; - struct deh_mgr *dm; - u32 fa; - dev_get_deh_mgr(dev_get_first(), &dm); - dev_get_bridge_context(dev_get_first(), &dev_ctx); - - if (!dm || !dev_ctx) - return; - - fa = iommu_read_reg(mmu, MMU_FAULT_AD); - -#ifdef CONFIG_TIDSPBRIDGE_BACKTRACE - print_dsp_trace_buffer(dev_ctx); - dump_dl_modules(dev_ctx); - mmu_fault_print_stack(dev_ctx); -#endif - - bridge_deh_notify(dm, DSP_MMUFAULT, fa); -} - -/* - * ======== mmu_fault_isr ======== - * ISR to be triggered by a DSP MMU fault interrupt. - */ -static int mmu_fault_callback(struct iommu *mmu) -{ - if (!mmu) - return -EPERM; - - iommu_write_reg(mmu, 0, MMU_IRQENABLE); - tasklet_schedule(&mmu_tasklet); - return 0; -} - -/** - * dsp_mmu_init() - initialize dsp_mmu module and returns a handle - * - * This function initialize dsp mmu module and returns a struct iommu - * handle to use it for dsp maps. - * - */ -struct iommu *dsp_mmu_init() -{ - struct iommu *mmu; - - mmu = iommu_get("iva2"); - - if (!IS_ERR(mmu)) { - tasklet_init(&mmu_tasklet, fault_tasklet, (unsigned long)mmu); - mmu->isr = mmu_fault_callback; - } - - return mmu; -} - -/** - * dsp_mmu_exit() - destroy dsp mmu module - * @mmu: Pointer to iommu handle. - * - * This function destroys dsp mmu module. - * - */ -void dsp_mmu_exit(struct iommu *mmu) -{ - if (mmu) - iommu_put(mmu); - tasklet_kill(&mmu_tasklet); -} - -/** - * user_va2_pa() - get physical address from userspace address. - * @mm: mm_struct Pointer of the process. - * @address: Virtual user space address. - * - */ -static u32 user_va2_pa(struct mm_struct *mm, u32 address) -{ - pgd_t *pgd; - pmd_t *pmd; - pte_t *ptep, pte; - - pgd = pgd_offset(mm, address); - if (!(pgd_none(*pgd) || pgd_bad(*pgd))) { - pmd = pmd_offset(pgd, address); - if (!(pmd_none(*pmd) || pmd_bad(*pmd))) { - ptep = pte_offset_map(pmd, address); - if (ptep) { - pte = *ptep; - if (pte_present(pte)) - return pte & PAGE_MASK; - } - } - } - - return 0; -} - -/** - * get_io_pages() - pin and get pages of io user's buffer. - * @mm: mm_struct Pointer of the process. - * @uva: Virtual user space address. - * @pages Pages to be pined. - * @usr_pgs struct page array pointer where the user pages will be stored - * - */ -static int get_io_pages(struct mm_struct *mm, u32 uva, unsigned pages, - struct page **usr_pgs) -{ - u32 pa; - int i; - struct page *pg; - - for (i = 0; i < pages; i++) { - pa = user_va2_pa(mm, uva); - - if (!pfn_valid(__phys_to_pfn(pa))) - break; - - pg = phys_to_page(pa); - usr_pgs[i] = pg; - get_page(pg); - } - return i; -} - -/** - * user_to_dsp_map() - maps user to dsp virtual address - * @mmu: Pointer to iommu handle. - * @uva: Virtual user space address. - * @da DSP address - * @size Buffer size to map. - * @usr_pgs struct page array pointer where the user pages will be stored - * - * This function maps a user space buffer into DSP virtual address. - * - */ -u32 user_to_dsp_map(struct iommu *mmu, u32 uva, u32 da, u32 size, - struct page **usr_pgs) -{ - int res, w; - unsigned pages; - int i; - struct vm_area_struct *vma; - struct mm_struct *mm = current->mm; - struct sg_table *sgt; - struct scatterlist *sg; - - if (!size || !usr_pgs) - return -EINVAL; - - pages = size / PG_SIZE4K; - - down_read(&mm->mmap_sem); - vma = find_vma(mm, uva); - while (vma && (uva + size > vma->vm_end)) - vma = find_vma(mm, vma->vm_end + 1); - - if (!vma) { - pr_err("%s: Failed to get VMA region for 0x%x (%d)\n", - __func__, uva, size); - up_read(&mm->mmap_sem); - return -EINVAL; - } - if (vma->vm_flags & (VM_WRITE | VM_MAYWRITE)) - w = 1; - - if (vma->vm_flags & VM_IO) - i = get_io_pages(mm, uva, pages, usr_pgs); - else - i = get_user_pages(current, mm, uva, pages, w, 1, - usr_pgs, NULL); - up_read(&mm->mmap_sem); - - if (i < 0) - return i; - - if (i < pages) { - res = -EFAULT; - goto err_pages; - } - - sgt = kzalloc(sizeof(*sgt), GFP_KERNEL); - if (!sgt) { - res = -ENOMEM; - goto err_pages; - } - - res = sg_alloc_table(sgt, pages, GFP_KERNEL); - - if (res < 0) - goto err_sg; - - for_each_sg(sgt->sgl, sg, sgt->nents, i) - sg_set_page(sg, usr_pgs[i], PAGE_SIZE, 0); - - da = iommu_vmap(mmu, da, sgt, IOVMF_ENDIAN_LITTLE | IOVMF_ELSZ_32); - - if (!IS_ERR_VALUE(da)) - return da; - res = (int)da; - - sg_free_table(sgt); -err_sg: - kfree(sgt); - i = pages; -err_pages: - while (i--) - put_page(usr_pgs[i]); - return res; -} - -/** - * user_to_dsp_unmap() - unmaps DSP virtual buffer. - * @mmu: Pointer to iommu handle. - * @da DSP address - * - * This function unmaps a user space buffer into DSP virtual address. - * - */ -int user_to_dsp_unmap(struct iommu *mmu, u32 da) -{ - unsigned i; - struct sg_table *sgt; - struct scatterlist *sg; - - sgt = iommu_vunmap(mmu, da); - if (!sgt) - return -EFAULT; - - for_each_sg(sgt->sgl, sg, sgt->nents, i) - put_page(sg_page(sg)); - sg_free_table(sgt); - kfree(sgt); - - return 0; -} diff --git a/drivers/staging/tidspbridge/core/io_sm.c b/drivers/staging/tidspbridge/core/io_sm.c index 194badaba0e..571864555dd 100644 --- a/drivers/staging/tidspbridge/core/io_sm.c +++ b/drivers/staging/tidspbridge/core/io_sm.c @@ -39,6 +39,10 @@ #include <dspbridge/ntfy.h> #include <dspbridge/sync.h> +/* Hardware Abstraction Layer */ +#include <hw_defs.h> +#include <hw_mmu.h> + /* Bridge Driver */ #include <dspbridge/dspdeh.h> #include <dspbridge/dspio.h> @@ -287,7 +291,6 @@ int bridge_io_on_loaded(struct io_mgr *hio_mgr) struct cod_manager *cod_man; struct chnl_mgr *hchnl_mgr; struct msg_mgr *hmsg_mgr; - struct shm_segs *sm_sg; u32 ul_shm_base; u32 ul_shm_base_offset; u32 ul_shm_limit; @@ -310,9 +313,18 @@ int bridge_io_on_loaded(struct io_mgr *hio_mgr) struct bridge_ioctl_extproc ae_proc[BRDIOCTL_NUMOFMMUTLB]; struct cfg_hostres *host_res; struct bridge_dev_context *pbridge_context; + u32 map_attrs; u32 shm0_end; u32 ul_dyn_ext_base; u32 ul_seg1_size = 0; + u32 pa_curr = 0; + u32 va_curr = 0; + u32 gpp_va_curr = 0; + u32 num_bytes = 0; + u32 all_bits = 0; + u32 page_size[] = { HW_PAGE_SIZE16MB, HW_PAGE_SIZE1MB, + HW_PAGE_SIZE64KB, HW_PAGE_SIZE4KB + }; status = dev_get_bridge_context(hio_mgr->hdev_obj, &pbridge_context); if (!pbridge_context) { @@ -325,8 +337,6 @@ int bridge_io_on_loaded(struct io_mgr *hio_mgr) status = -EFAULT; goto func_end; } - sm_sg = &pbridge_context->sh_s; - status = dev_get_cod_mgr(hio_mgr->hdev_obj, &cod_man); if (!cod_man) { status = -EFAULT; @@ -461,14 +471,129 @@ int bridge_io_on_loaded(struct io_mgr *hio_mgr) if (status) goto func_end; - sm_sg->seg1_pa = ul_gpp_pa; - sm_sg->seg1_da = ul_dyn_ext_base; - sm_sg->seg1_va = ul_gpp_va; - sm_sg->seg1_size = ul_seg1_size; - sm_sg->seg0_pa = ul_gpp_pa + ul_pad_size + ul_seg1_size; - sm_sg->seg0_da = ul_dsp_va; - sm_sg->seg0_va = ul_gpp_va + ul_pad_size + ul_seg1_size; - sm_sg->seg0_size = ul_seg_size; + pa_curr = ul_gpp_pa; + va_curr = ul_dyn_ext_base * hio_mgr->word_size; + gpp_va_curr = ul_gpp_va; + num_bytes = ul_seg1_size; + + /* + * Try to fit into TLB entries. If not possible, push them to page + * tables. It is quite possible that if sections are not on + * bigger page boundary, we may end up making several small pages. + * So, push them onto page tables, if that is the case. + */ + map_attrs = 0x00000000; + map_attrs = DSP_MAPLITTLEENDIAN; + map_attrs |= DSP_MAPPHYSICALADDR; + map_attrs |= DSP_MAPELEMSIZE32; + map_attrs |= DSP_MAPDONOTLOCK; + + while (num_bytes) { + /* + * To find the max. page size with which both PA & VA are + * aligned. + */ + all_bits = pa_curr | va_curr; + dev_dbg(bridge, "all_bits %x, pa_curr %x, va_curr %x, " + "num_bytes %x\n", all_bits, pa_curr, va_curr, + num_bytes); + for (i = 0; i < 4; i++) { + if ((num_bytes >= page_size[i]) && ((all_bits & + (page_size[i] - + 1)) == 0)) { + status = + hio_mgr->intf_fxns-> + pfn_brd_mem_map(hio_mgr->hbridge_context, + pa_curr, va_curr, + page_size[i], map_attrs, + NULL); + if (status) + goto func_end; + pa_curr += page_size[i]; + va_curr += page_size[i]; + gpp_va_curr += page_size[i]; + num_bytes -= page_size[i]; + /* + * Don't try smaller sizes. Hopefully we have + * reached an address aligned to a bigger page + * size. + */ + break; + } + } + } + pa_curr += ul_pad_size; + va_curr += ul_pad_size; + gpp_va_curr += ul_pad_size; + + /* Configure the TLB entries for the next cacheable segment */ + num_bytes = ul_seg_size; + va_curr = ul_dsp_va * hio_mgr->word_size; + while (num_bytes) { + /* + * To find the max. page size with which both PA & VA are + * aligned. + */ + all_bits = pa_curr | va_curr; + dev_dbg(bridge, "all_bits for Seg1 %x, pa_curr %x, " + "va_curr %x, num_bytes %x\n", all_bits, pa_curr, + va_curr, num_bytes); + for (i = 0; i < 4; i++) { + if (!(num_bytes >= page_size[i]) || + !((all_bits & (page_size[i] - 1)) == 0)) + continue; + if (ndx < MAX_LOCK_TLB_ENTRIES) { + /* + * This is the physical address written to + * DSP MMU. + */ + ae_proc[ndx].ul_gpp_pa = pa_curr; + /* + * This is the virtual uncached ioremapped + * address!!! + */ + ae_proc[ndx].ul_gpp_va = gpp_va_curr; + ae_proc[ndx].ul_dsp_va = + va_curr / hio_mgr->word_size; + ae_proc[ndx].ul_size = page_size[i]; + ae_proc[ndx].endianism = HW_LITTLE_ENDIAN; + ae_proc[ndx].elem_size = HW_ELEM_SIZE16BIT; + ae_proc[ndx].mixed_mode = HW_MMU_CPUES; + dev_dbg(bridge, "shm MMU TLB entry PA %x" + " VA %x DSP_VA %x Size %x\n", + ae_proc[ndx].ul_gpp_pa, + ae_proc[ndx].ul_gpp_va, + ae_proc[ndx].ul_dsp_va * + hio_mgr->word_size, page_size[i]); + ndx++; + } else { + status = + hio_mgr->intf_fxns-> + pfn_brd_mem_map(hio_mgr->hbridge_context, + pa_curr, va_curr, + page_size[i], map_attrs, + NULL); + dev_dbg(bridge, + "shm MMU PTE entry PA %x" + " VA %x DSP_VA %x Size %x\n", + ae_proc[ndx].ul_gpp_pa, + ae_proc[ndx].ul_gpp_va, + ae_proc[ndx].ul_dsp_va * + hio_mgr->word_size, page_size[i]); + if (status) + goto func_end; + } + pa_curr += page_size[i]; + va_curr += page_size[i]; + gpp_va_curr += page_size[i]; + num_bytes -= page_size[i]; + /* + * Don't try smaller sizes. Hopefully we have reached + * an address aligned to a bigger page size. + */ + break; + } + } /* * Copy remaining entries from CDB. All entries are 1 MB and @@ -509,12 +634,38 @@ int bridge_io_on_loaded(struct io_mgr *hio_mgr) "DSP_VA 0x%x\n", ae_proc[ndx].ul_gpp_pa, ae_proc[ndx].ul_dsp_va); ndx++; + } else { + status = hio_mgr->intf_fxns->pfn_brd_mem_map + (hio_mgr->hbridge_context, + hio_mgr->ext_proc_info.ty_tlb[i]. + ul_gpp_phys, + hio_mgr->ext_proc_info.ty_tlb[i]. + ul_dsp_virt, 0x100000, map_attrs, + NULL); } } if (status) goto func_end; } + map_attrs = 0x00000000; + map_attrs = DSP_MAPLITTLEENDIAN; + map_attrs |= DSP_MAPPHYSICALADDR; + map_attrs |= DSP_MAPELEMSIZE32; + map_attrs |= DSP_MAPDONOTLOCK; + + /* Map the L4 peripherals */ + i = 0; + while (l4_peripheral_table[i].phys_addr) { + status = hio_mgr->intf_fxns->pfn_brd_mem_map + (hio_mgr->hbridge_context, l4_peripheral_table[i].phys_addr, + l4_peripheral_table[i].dsp_virt_addr, HW_PAGE_SIZE4KB, + map_attrs, NULL); + if (status) + goto func_end; + i++; + } + for (i = ndx; i < BRDIOCTL_NUMOFMMUTLB; i++) { ae_proc[i].ul_dsp_va = 0; ae_proc[i].ul_gpp_pa = 0; @@ -537,12 +688,12 @@ int bridge_io_on_loaded(struct io_mgr *hio_mgr) status = -EFAULT; goto func_end; } else { - if (sm_sg->seg0_da > ul_shm_base) { + if (ae_proc[0].ul_dsp_va > ul_shm_base) { status = -EPERM; goto func_end; } /* ul_shm_base may not be at ul_dsp_va address */ - ul_shm_base_offset = (ul_shm_base - sm_sg->seg0_da) * + ul_shm_base_offset = (ul_shm_base - ae_proc[0].ul_dsp_va) * hio_mgr->word_size; /* * bridge_dev_ctrl() will set dev context dsp-mmu info. In @@ -566,7 +717,8 @@ int bridge_io_on_loaded(struct io_mgr *hio_mgr) goto func_end; } /* Register SM */ - status = register_shm_segs(hio_mgr, cod_man, sm_sg->seg0_pa); + status = + register_shm_segs(hio_mgr, cod_man, ae_proc[0].ul_gpp_pa); } hio_mgr->shared_mem = (struct shm *)ul_shm_base; diff --git a/drivers/staging/tidspbridge/core/tiomap3430.c b/drivers/staging/tidspbridge/core/tiomap3430.c index f22bc12bc0d..1be081f917a 100644 --- a/drivers/staging/tidspbridge/core/tiomap3430.c +++ b/drivers/staging/tidspbridge/core/tiomap3430.c @@ -23,7 +23,6 @@ #include <dspbridge/host_os.h> #include <linux/mm.h> #include <linux/mmzone.h> -#include <plat/control.h> /* ----------------------------------- DSP/BIOS Bridge */ #include <dspbridge/dbdefs.h> @@ -35,6 +34,10 @@ #include <dspbridge/drv.h> #include <dspbridge/sync.h> +/* ------------------------------------ Hardware Abstraction Layer */ +#include <hw_defs.h> +#include <hw_mmu.h> + /* ----------------------------------- Link Driver */ #include <dspbridge/dspdefs.h> #include <dspbridge/dspchnl.h> @@ -47,6 +50,7 @@ /* ----------------------------------- Platform Manager */ #include <dspbridge/dev.h> #include <dspbridge/dspapi.h> +#include <dspbridge/dmm.h> #include <dspbridge/wdt.h> /* ----------------------------------- Local */ @@ -67,6 +71,20 @@ #define MMU_SMALL_PAGE_MASK 0xFFFFF000 #define OMAP3_IVA2_BOOTADDR_MASK 0xFFFFFC00 #define PAGES_II_LVL_TABLE 512 +#define PHYS_TO_PAGE(phys) pfn_to_page((phys) >> PAGE_SHIFT) + +/* + * This is a totally ugly layer violation, but needed until + * omap_ctrl_set_dsp_boot*() are provided. + */ +#define OMAP3_IVA2_BOOTMOD_IDLE 1 +#define OMAP2_CONTROL_GENERAL 0x270 +#define OMAP343X_CONTROL_IVA2_BOOTADDR (OMAP2_CONTROL_GENERAL + 0x0190) +#define OMAP343X_CONTROL_IVA2_BOOTMOD (OMAP2_CONTROL_GENERAL + 0x0194) + +#define OMAP343X_CTRL_REGADDR(reg) \ + OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE + (reg)) + /* Forward Declarations: */ static int bridge_brd_monitor(struct bridge_dev_context *dev_ctxt); @@ -91,6 +109,12 @@ static int bridge_brd_mem_copy(struct bridge_dev_context *dev_ctxt, static int bridge_brd_mem_write(struct bridge_dev_context *dev_ctxt, u8 *host_buff, u32 dsp_addr, u32 ul_num_bytes, u32 mem_type); +static int bridge_brd_mem_map(struct bridge_dev_context *dev_ctxt, + u32 ul_mpu_addr, u32 virt_addr, + u32 ul_num_bytes, u32 ul_map_attr, + struct page **mapped_pages); +static int bridge_brd_mem_un_map(struct bridge_dev_context *dev_ctxt, + u32 virt_addr, u32 ul_num_bytes); static int bridge_dev_create(struct bridge_dev_context **dev_cntxt, struct dev_object *hdev_obj, @@ -98,8 +122,57 @@ static int bridge_dev_create(struct bridge_dev_context static int bridge_dev_ctrl(struct bridge_dev_context *dev_context, u32 dw_cmd, void *pargs); static int bridge_dev_destroy(struct bridge_dev_context *dev_ctxt); +static u32 user_va2_pa(struct mm_struct *mm, u32 address); +static int pte_update(struct bridge_dev_context *dev_ctxt, u32 pa, + u32 va, u32 size, + struct hw_mmu_map_attrs_t *map_attrs); +static int pte_set(struct pg_table_attrs *pt, u32 pa, u32 va, + u32 size, struct hw_mmu_map_attrs_t *attrs); +static int mem_map_vmalloc(struct bridge_dev_context *dev_context, + u32 ul_mpu_addr, u32 virt_addr, + u32 ul_num_bytes, + struct hw_mmu_map_attrs_t *hw_attrs); + bool wait_for_start(struct bridge_dev_context *dev_context, u32 dw_sync_addr); +/* ----------------------------------- Globals */ + +/* Attributes of L2 page tables for DSP MMU */ +struct page_info { + u32 num_entries; /* Number of valid PTEs in the L2 PT */ +}; + +/* Attributes used to manage the DSP MMU page tables */ +struct pg_table_attrs { + spinlock_t pg_lock; /* Critical section object handle */ + + u32 l1_base_pa; /* Physical address of the L1 PT */ + u32 l1_base_va; /* Virtual address of the L1 PT */ + u32 l1_size; /* Size of the L1 PT */ + u32 l1_tbl_alloc_pa; + /* Physical address of Allocated mem for L1 table. May not be aligned */ + u32 l1_tbl_alloc_va; + /* Virtual address of Allocated mem for L1 table. May not be aligned */ + u32 l1_tbl_alloc_sz; + /* Size of consistent memory allocated for L1 table. + * May not be aligned */ + + u32 l2_base_pa; /* Physical address of the L2 PT */ + u32 l2_base_va; /* Virtual address of the L2 PT */ + u32 l2_size; /* Size of the L2 PT */ + u32 l2_tbl_alloc_pa; + /* Physical address of Allocated mem for L2 table. May not be aligned */ + u32 l2_tbl_alloc_va; + /* Virtual address of Allocated mem for L2 table. May not be aligned */ + u32 l2_tbl_alloc_sz; + /* Size of consistent memory allocated for L2 table. + * May not be aligned */ + + u32 l2_num_pages; /* Number of allocated L2 PT */ + /* Array [l2_num_pages] of L2 PT info structs */ + struct page_info *pg_info; +}; + /* * This Bridge driver's function interface table. */ @@ -119,6 +192,8 @@ static struct bridge_drv_interface drv_interface_fxns = { bridge_brd_set_state, bridge_brd_mem_copy, bridge_brd_mem_write, + bridge_brd_mem_map, + bridge_brd_mem_un_map, /* The following CHNL functions are provided by chnl_io.lib: */ bridge_chnl_create, bridge_chnl_destroy, @@ -148,6 +223,27 @@ static struct bridge_drv_interface drv_interface_fxns = { bridge_msg_set_queue_id, }; +static inline void flush_all(struct bridge_dev_context *dev_context) +{ + if (dev_context->dw_brd_state == BRD_DSP_HIBERNATION || + dev_context->dw_brd_state == BRD_HIBERNATION) + wake_dsp(dev_context, NULL); + + hw_mmu_tlb_flush_all(dev_context->dw_dsp_mmu_base); +} + +static void bad_page_dump(u32 pa, struct page *pg) +{ + pr_emerg("DSPBRIDGE: MAP function: COUNT 0 FOR PA 0x%x\n", pa); + pr_emerg("Bad page state in process '%s'\n" + "page:%p flags:0x%0*lx mapping:%p mapcount:%d count:%d\n" + "Backtrace:\n", + current->comm, pg, (int)(2 * sizeof(unsigned long)), + (unsigned long)pg->flags, pg->mapping, + page_mapcount(pg), page_count(pg)); + dump_stack(); +} + /* * ======== bridge_drv_entry ======== * purpose: @@ -203,7 +299,8 @@ static int bridge_brd_monitor(struct bridge_dev_context *dev_ctxt) (*pdata->dsp_cm_write)(OMAP34XX_CLKSTCTRL_DISABLE_AUTO, OMAP3430_IVA2_MOD, OMAP2_CM_CLKSTCTRL); } - + (*pdata->dsp_prm_rmw_bits)(OMAP3430_RST2_IVA2_MASK, 0, + OMAP3430_IVA2_MOD, OMAP2_RM_RSTCTRL); dsp_clk_enable(DSP_CLK_IVA2); /* set the device state to IDLE */ @@ -274,17 +371,14 @@ static int bridge_brd_start(struct bridge_dev_context *dev_ctxt, { int status = 0; struct bridge_dev_context *dev_context = dev_ctxt; - struct iommu *mmu = NULL; - struct shm_segs *sm_sg; - int l4_i = 0, tlb_i = 0; - u32 sg0_da = 0, sg1_da = 0; - struct bridge_ioctl_extproc *tlb = dev_context->atlb_entry; u32 dw_sync_addr = 0; u32 ul_shm_base; /* Gpp Phys SM base addr(byte) */ u32 ul_shm_base_virt; /* Dsp Virt SM base addr */ u32 ul_tlb_base_virt; /* Base of MMU TLB entry */ /* Offset of shm_base_virt from tlb_base_virt */ u32 ul_shm_offset_virt; + s32 entry_ndx; + s32 itmp_entry_ndx = 0; /* DSP-MMU TLB entry base address */ struct cfg_hostres *resources = NULL; u32 temp; u32 ul_dsp_clk_rate; @@ -305,12 +399,12 @@ static int bridge_brd_start(struct bridge_dev_context *dev_ctxt, ul_shm_base_virt *= DSPWORDSIZE; DBC_ASSERT(ul_shm_base_virt != 0); /* DSP Virtual address */ - ul_tlb_base_virt = dev_context->sh_s.seg0_da; + ul_tlb_base_virt = dev_context->atlb_entry[0].ul_dsp_va; DBC_ASSERT(ul_tlb_base_virt <= ul_shm_base_virt); ul_shm_offset_virt = ul_shm_base_virt - (ul_tlb_base_virt * DSPWORDSIZE); /* Kernel logical address */ - ul_shm_base = dev_context->sh_s.seg0_va + ul_shm_offset_virt; + ul_shm_base = dev_context->atlb_entry[0].ul_gpp_va + ul_shm_offset_virt; DBC_ASSERT(ul_shm_base != 0); /* 2nd wd is used as sync field */ @@ -345,83 +439,78 @@ static int bridge_brd_start(struct bridge_dev_context *dev_ctxt, OMAP343X_CONTROL_IVA2_BOOTMOD)); } } - if (!status) { + /* Reset and Unreset the RST2, so that BOOTADDR is copied to + * IVA2 SYSC register */ + (*pdata->dsp_prm_rmw_bits)(OMAP3430_RST2_IVA2_MASK, + OMAP3430_RST2_IVA2_MASK, OMAP3430_IVA2_MOD, OMAP2_RM_RSTCTRL); + udelay(100); (*pdata->dsp_prm_rmw_bits)(OMAP3430_RST2_IVA2_MASK, 0, OMAP3430_IVA2_MOD, OMAP2_RM_RSTCTRL); - mmu = dev_context->dsp_mmu; - if (mmu) - dsp_mmu_exit(mmu); - mmu = dsp_mmu_init(); - if (IS_ERR(mmu)) { - dev_err(bridge, "dsp_mmu_init failed!\n"); - dev_context->dsp_mmu = NULL; - status = (int)mmu; - } - } - if (!status) { - dev_context->dsp_mmu = mmu; - sm_sg = &dev_context->sh_s; - sg0_da = iommu_kmap(mmu, sm_sg->seg0_da, sm_sg->seg0_pa, - sm_sg->seg0_size, IOVMF_ENDIAN_LITTLE | IOVMF_ELSZ_32); - if (IS_ERR_VALUE(sg0_da)) { - status = (int)sg0_da; - sg0_da = 0; - } - } - if (!status) { - sg1_da = iommu_kmap(mmu, sm_sg->seg1_da, sm_sg->seg1_pa, - sm_sg->seg1_size, IOVMF_ENDIAN_LITTLE | IOVMF_ELSZ_32); - if (IS_ERR_VALUE(sg1_da)) { - status = (int)sg1_da; - sg1_da = 0; - } - } - if (!status) { - u32 da; - for (tlb_i = 0; tlb_i < BRDIOCTL_NUMOFMMUTLB; tlb_i++) { - if (!tlb[tlb_i].ul_gpp_pa) + udelay(100); + + /* Disbale the DSP MMU */ + hw_mmu_disable(resources->dw_dmmu_base); + /* Disable TWL */ + hw_mmu_twl_disable(resources->dw_dmmu_base); + + /* Only make TLB entry if both addresses are non-zero */ + for (entry_ndx = 0; entry_ndx < BRDIOCTL_NUMOFMMUTLB; + entry_ndx++) { + struct bridge_ioctl_extproc *e = &dev_context->atlb_entry[entry_ndx]; + struct hw_mmu_map_attrs_t map_attrs = { + .endianism = e->endianism, + .element_size = e->elem_size, + .mixed_size = e->mixed_mode, + }; + + if (!e->ul_gpp_pa || !e->ul_dsp_va) continue; - dev_dbg(bridge, "IOMMU %d GppPa: 0x%x DspVa 0x%x Size" - " 0x%x\n", tlb_i, tlb[tlb_i].ul_gpp_pa, - tlb[tlb_i].ul_dsp_va, tlb[tlb_i].ul_size); - - da = iommu_kmap(mmu, tlb[tlb_i].ul_dsp_va, - tlb[tlb_i].ul_gpp_pa, PAGE_SIZE, - IOVMF_ENDIAN_LITTLE | IOVMF_ELSZ_32); - if (IS_ERR_VALUE(da)) { - status = (int)da; - break; - } - } - } - if (!status) { - u32 da; - l4_i = 0; - while (l4_peripheral_table[l4_i].phys_addr) { - da = iommu_kmap(mmu, l4_peripheral_table[l4_i]. - dsp_virt_addr, l4_peripheral_table[l4_i]. - phys_addr, PAGE_SIZE, - IOVMF_ENDIAN_LITTLE | IOVMF_ELSZ_32); - if (IS_ERR_VALUE(da)) { - status = (int)da; - break; - } - l4_i++; + dev_dbg(bridge, + "MMU %d, pa: 0x%x, va: 0x%x, size: 0x%x", + itmp_entry_ndx, + e->ul_gpp_pa, + e->ul_dsp_va, + e->ul_size); + + hw_mmu_tlb_add(dev_context->dw_dsp_mmu_base, + e->ul_gpp_pa, + e->ul_dsp_va, + e->ul_size, + itmp_entry_ndx, + &map_attrs, 1, 1); + + itmp_entry_ndx++; } } /* Lock the above TLB entries and get the BIOS and load monitor timer * information */ if (!status) { + hw_mmu_num_locked_set(resources->dw_dmmu_base, itmp_entry_ndx); + hw_mmu_victim_num_set(resources->dw_dmmu_base, itmp_entry_ndx); + hw_mmu_ttb_set(resources->dw_dmmu_base, + dev_context->pt_attrs->l1_base_pa); + hw_mmu_twl_enable(resources->dw_dmmu_base); + /* Enable the SmartIdle and AutoIdle bit for MMU_SYSCONFIG */ + + temp = __raw_readl((resources->dw_dmmu_base) + 0x10); + temp = (temp & 0xFFFFFFEF) | 0x11; + __raw_writel(temp, (resources->dw_dmmu_base) + 0x10); + + /* Let the DSP MMU run */ + hw_mmu_enable(resources->dw_dmmu_base); + /* Enable the BIOS clock */ (void)dev_get_symbol(dev_context->hdev_obj, BRIDGEINIT_BIOSGPTIMER, &ul_bios_gp_timer); (void)dev_get_symbol(dev_context->hdev_obj, BRIDGEINIT_LOADMON_GPTIMER, &ul_load_monitor_timer); + } + if (!status) { if (ul_load_monitor_timer != 0xFFFF) { clk_cmd = (BPWR_ENABLE_CLOCK << MBX_PM_CLK_CMDSHIFT) | ul_load_monitor_timer; @@ -430,7 +519,9 @@ static int bridge_brd_start(struct bridge_dev_context *dev_ctxt, dev_dbg(bridge, "Not able to get the symbol for Load " "Monitor Timer\n"); } + } + if (!status) { if (ul_bios_gp_timer != 0xFFFF) { clk_cmd = (BPWR_ENABLE_CLOCK << MBX_PM_CLK_CMDSHIFT) | ul_bios_gp_timer; @@ -439,7 +530,9 @@ static int bridge_brd_start(struct bridge_dev_context *dev_ctxt, dev_dbg(bridge, "Not able to get the symbol for BIOS Timer\n"); } + } + if (!status) { /* Set the DSP clock rate */ (void)dev_get_symbol(dev_context->hdev_obj, "_BRIDGEINIT_DSP_FREQ", &ul_dsp_clk_addr); @@ -492,6 +585,9 @@ static int bridge_brd_start(struct bridge_dev_context *dev_ctxt, /* Let DSP go */ dev_dbg(bridge, "%s Unreset\n", __func__); + /* Enable DSP MMU Interrupts */ + hw_mmu_event_enable(resources->dw_dmmu_base, + HW_MMU_ALL_INTERRUPTS); /* release the RST1, DSP starts executing now .. */ (*pdata->dsp_prm_rmw_bits)(OMAP3430_RST1_IVA2_MASK, 0, OMAP3430_IVA2_MOD, OMAP2_RM_RSTCTRL); @@ -521,23 +617,11 @@ static int bridge_brd_start(struct bridge_dev_context *dev_ctxt, /* update board state */ dev_context->dw_brd_state = BRD_RUNNING; - return 0; + /* (void)chnlsm_enable_interrupt(dev_context); */ } else { dev_context->dw_brd_state = BRD_UNKNOWN; } } - - while (tlb_i--) { - if (!tlb[tlb_i].ul_gpp_pa) - continue; - iommu_kunmap(mmu, tlb[tlb_i].ul_gpp_va); - } - while (l4_i--) - iommu_kunmap(mmu, l4_peripheral_table[l4_i].dsp_virt_addr); - if (sg0_da) - iommu_kunmap(mmu, sg0_da); - if (sg1_da) - iommu_kunmap(mmu, sg1_da); return status; } @@ -553,9 +637,8 @@ static int bridge_brd_stop(struct bridge_dev_context *dev_ctxt) { int status = 0; struct bridge_dev_context *dev_context = dev_ctxt; + struct pg_table_attrs *pt_attrs; u32 dsp_pwr_state; - int i; - struct bridge_ioctl_extproc *tlb = dev_context->atlb_entry; struct omap_dsp_platform_data *pdata = omap_dspbridge_dev->dev.platform_data; @@ -591,37 +674,23 @@ static int bridge_brd_stop(struct bridge_dev_context *dev_ctxt) dsp_wdt_enable(false); - /* Reset DSP */ - (*pdata->dsp_prm_rmw_bits)(OMAP3430_RST1_IVA2_MASK, - OMAP3430_RST1_IVA2_MASK, OMAP3430_IVA2_MOD, OMAP2_RM_RSTCTRL); - + /* This is a good place to clear the MMU page tables as well */ + if (dev_context->pt_attrs) { + pt_attrs = dev_context->pt_attrs; + memset((u8 *) pt_attrs->l1_base_va, 0x00, pt_attrs->l1_size); + memset((u8 *) pt_attrs->l2_base_va, 0x00, pt_attrs->l2_size); + memset((u8 *) pt_attrs->pg_info, 0x00, + (pt_attrs->l2_num_pages * sizeof(struct page_info))); + } /* Disable the mailbox interrupts */ if (dev_context->mbox) { omap_mbox_disable_irq(dev_context->mbox, IRQ_RX); omap_mbox_put(dev_context->mbox); dev_context->mbox = NULL; } - if (dev_context->dsp_mmu) { - pr_err("Proc stop mmu if statement\n"); - for (i = 0; i < BRDIOCTL_NUMOFMMUTLB; i++) { - if (!tlb[i].ul_gpp_pa) - continue; - iommu_kunmap(dev_context->dsp_mmu, tlb[i].ul_gpp_va); - } - i = 0; - while (l4_peripheral_table[i].phys_addr) { - iommu_kunmap(dev_context->dsp_mmu, - l4_peripheral_table[i].dsp_virt_addr); - i++; - } - iommu_kunmap(dev_context->dsp_mmu, dev_context->sh_s.seg0_da); - iommu_kunmap(dev_context->dsp_mmu, dev_context->sh_s.seg1_da); - dsp_mmu_exit(dev_context->dsp_mmu); - dev_context->dsp_mmu = NULL; - } - /* Reset IVA IOMMU*/ - (*pdata->dsp_prm_rmw_bits)(OMAP3430_RST2_IVA2_MASK, - OMAP3430_RST2_IVA2_MASK, OMAP3430_IVA2_MOD, OMAP2_RM_RSTCTRL); + /* Reset IVA2 clocks*/ + (*pdata->dsp_prm_write)(OMAP3430_RST1_IVA2_MASK | OMAP3430_RST2_IVA2_MASK | + OMAP3430_RST3_IVA2_MASK, OMAP3430_IVA2_MOD, OMAP2_RM_RSTCTRL); dsp_clock_disable_all(dev_context->dsp_per_clks); dsp_clk_disable(DSP_CLK_IVA2); @@ -681,6 +750,10 @@ static int bridge_dev_create(struct bridge_dev_context struct bridge_dev_context *dev_context = NULL; s32 entry_ndx; struct cfg_hostres *resources = config_param; + struct pg_table_attrs *pt_attrs; + u32 pg_tbl_pa; + u32 pg_tbl_va; + u32 align_size; struct drv_data *drv_datap = dev_get_drvdata(bridge); /* Allocate and initialize a data structure to contain the bridge driver @@ -711,8 +784,97 @@ static int bridge_dev_create(struct bridge_dev_context if (!dev_context->dw_dsp_base_addr) status = -EPERM; + pt_attrs = kzalloc(sizeof(struct pg_table_attrs), GFP_KERNEL); + if (pt_attrs != NULL) { + /* Assuming that we use only DSP's memory map + * until 0x4000:0000 , we would need only 1024 + * L1 enties i.e L1 size = 4K */ + pt_attrs->l1_size = 0x1000; + align_size = pt_attrs->l1_size; + /* Align sizes are expected to be power of 2 */ + /* we like to get aligned on L1 table size */ + pg_tbl_va = (u32) mem_alloc_phys_mem(pt_attrs->l1_size, + align_size, &pg_tbl_pa); + + /* Check if the PA is aligned for us */ + if ((pg_tbl_pa) & (align_size - 1)) { + /* PA not aligned to page table size , + * try with more allocation and align */ + mem_free_phys_mem((void *)pg_tbl_va, pg_tbl_pa, + pt_attrs->l1_size); + /* we like to get aligned on L1 table size */ + pg_tbl_va = + (u32) mem_alloc_phys_mem((pt_attrs->l1_size) * 2, + align_size, &pg_tbl_pa); + /* We should be able to get aligned table now */ + pt_attrs->l1_tbl_alloc_pa = pg_tbl_pa; + pt_attrs->l1_tbl_alloc_va = pg_tbl_va; + pt_attrs->l1_tbl_alloc_sz = pt_attrs->l1_size * 2; + /* Align the PA to the next 'align' boundary */ + pt_attrs->l1_base_pa = + ((pg_tbl_pa) + + (align_size - 1)) & (~(align_size - 1)); + pt_attrs->l1_base_va = + pg_tbl_va + (pt_attrs->l1_base_pa - pg_tbl_pa); + } else { + /* We got aligned PA, cool */ + pt_attrs->l1_tbl_alloc_pa = pg_tbl_pa; + pt_attrs->l1_tbl_alloc_va = pg_tbl_va; + pt_attrs->l1_tbl_alloc_sz = pt_attrs->l1_size; + pt_attrs->l1_base_pa = pg_tbl_pa; + pt_attrs->l1_base_va = pg_tbl_va; + } + if (pt_attrs->l1_base_va) + memset((u8 *) pt_attrs->l1_base_va, 0x00, + pt_attrs->l1_size); + + /* number of L2 page tables = DMM pool used + SHMMEM +EXTMEM + + * L4 pages */ + pt_attrs->l2_num_pages = ((DMMPOOLSIZE >> 20) + 6); + pt_attrs->l2_size = HW_MMU_COARSE_PAGE_SIZE * + pt_attrs->l2_num_pages; + align_size = 4; /* Make it u32 aligned */ + /* we like to get aligned on L1 table size */ + pg_tbl_va = (u32) mem_alloc_phys_mem(pt_attrs->l2_size, + align_size, &pg_tbl_pa); + pt_attrs->l2_tbl_alloc_pa = pg_tbl_pa; + pt_attrs->l2_tbl_alloc_va = pg_tbl_va; + pt_attrs->l2_tbl_alloc_sz = pt_attrs->l2_size; + pt_attrs->l2_base_pa = pg_tbl_pa; + pt_attrs->l2_base_va = pg_tbl_va; + + if (pt_attrs->l2_base_va) + memset((u8 *) pt_attrs->l2_base_va, 0x00, + pt_attrs->l2_size); + + pt_attrs->pg_info = kzalloc(pt_attrs->l2_num_pages * + sizeof(struct page_info), GFP_KERNEL); + dev_dbg(bridge, + "L1 pa %x, va %x, size %x\n L2 pa %x, va " + "%x, size %x\n", pt_attrs->l1_base_pa, + pt_attrs->l1_base_va, pt_attrs->l1_size, + pt_attrs->l2_base_pa, pt_attrs->l2_base_va, + pt_attrs->l2_size); + dev_dbg(bridge, "pt_attrs %p L2 NumPages %x pg_info %p\n", + pt_attrs, pt_attrs->l2_num_pages, pt_attrs->pg_info); + } + if ((pt_attrs != NULL) && (pt_attrs->l1_base_va != 0) && + (pt_attrs->l2_base_va != 0) && (pt_attrs->pg_info != NULL)) + dev_context->pt_attrs = pt_attrs; + else + status = -ENOMEM; + if (!status) { + spin_lock_init(&pt_attrs->pg_lock); dev_context->tc_word_swap_on = drv_datap->tc_wordswapon; + + /* Set the Clock Divisor for the DSP module */ + udelay(5); + /* MMU address is obtained from the host + * resources struct */ + dev_context->dw_dsp_mmu_base = resources->dw_dmmu_base; + } + if (!status) { dev_context->hdev_obj = hdev_obj; /* Store current board state. */ dev_context->dw_brd_state = BRD_UNKNOWN; @@ -722,6 +884,23 @@ static int bridge_dev_create(struct bridge_dev_context /* Return ptr to our device state to the DSP API for storage */ *dev_cntxt = dev_context; } else { + if (pt_attrs != NULL) { + kfree(pt_attrs->pg_info); + + if (pt_attrs->l2_tbl_alloc_va) { + mem_free_phys_mem((void *) + pt_attrs->l2_tbl_alloc_va, + pt_attrs->l2_tbl_alloc_pa, + pt_attrs->l2_tbl_alloc_sz); + } + if (pt_attrs->l1_tbl_alloc_va) { + mem_free_phys_mem((void *) + pt_attrs->l1_tbl_alloc_va, + pt_attrs->l1_tbl_alloc_pa, + pt_attrs->l1_tbl_alloc_sz); + } + } + kfree(pt_attrs); kfree(dev_context); } func_end: @@ -789,6 +968,7 @@ static int bridge_dev_ctrl(struct bridge_dev_context *dev_context, */ static int bridge_dev_destroy(struct bridge_dev_context *dev_ctxt) { + struct pg_table_attrs *pt_attrs; int status = 0; struct bridge_dev_context *dev_context = (struct bridge_dev_context *) dev_ctxt; @@ -802,6 +982,23 @@ static int bridge_dev_destroy(struct bridge_dev_context *dev_ctxt) /* first put the device to stop state */ bridge_brd_stop(dev_context); + if (dev_context->pt_attrs) { + pt_attrs = dev_context->pt_attrs; + kfree(pt_attrs->pg_info); + + if (pt_attrs->l2_tbl_alloc_va) { + mem_free_phys_mem((void *)pt_attrs->l2_tbl_alloc_va, + pt_attrs->l2_tbl_alloc_pa, + pt_attrs->l2_tbl_alloc_sz); + } + if (pt_attrs->l1_tbl_alloc_va) { + mem_free_phys_mem((void *)pt_attrs->l1_tbl_alloc_va, + pt_attrs->l1_tbl_alloc_pa, + pt_attrs->l1_tbl_alloc_sz); + } + kfree(pt_attrs); + + } if (dev_context->resources) { host_res = dev_context->resources; @@ -832,6 +1029,8 @@ static int bridge_dev_destroy(struct bridge_dev_context *dev_ctxt) iounmap((void *)host_res->dw_mem_base[3]); if (host_res->dw_mem_base[4]) iounmap((void *)host_res->dw_mem_base[4]); + if (host_res->dw_dmmu_base) + iounmap(host_res->dw_dmmu_base); if (host_res->dw_per_base) iounmap(host_res->dw_per_base); if (host_res->dw_per_pm_base) @@ -845,6 +1044,7 @@ static int bridge_dev_destroy(struct bridge_dev_context *dev_ctxt) host_res->dw_mem_base[2] = (u32) NULL; host_res->dw_mem_base[3] = (u32) NULL; host_res->dw_mem_base[4] = (u32) NULL; + host_res->dw_dmmu_base = NULL; host_res->dw_sys_ctrl_base = NULL; kfree(host_res); @@ -928,6 +1128,673 @@ static int bridge_brd_mem_write(struct bridge_dev_context *dev_ctxt, } /* + * ======== bridge_brd_mem_map ======== + * This function maps MPU buffer to the DSP address space. It performs + * linear to physical address translation if required. It translates each + * page since linear addresses can be physically non-contiguous + * All address & size arguments are assumed to be page aligned (in proc.c) + * + * TODO: Disable MMU while updating the page tables (but that'll stall DSP) + */ +static int bridge_brd_mem_map(struct bridge_dev_context *dev_ctxt, + u32 ul_mpu_addr, u32 virt_addr, + u32 ul_num_bytes, u32 ul_map_attr, + struct page **mapped_pages) +{ + u32 attrs; + int status = 0; + struct bridge_dev_context *dev_context = dev_ctxt; + struct hw_mmu_map_attrs_t hw_attrs; + struct vm_area_struct *vma; + struct mm_struct *mm = current->mm; + u32 write = 0; + u32 num_usr_pgs = 0; + struct page *mapped_page, *pg; + s32 pg_num; + u32 va = virt_addr; + struct task_struct *curr_task = current; + u32 pg_i = 0; + u32 mpu_addr, pa; + + dev_dbg(bridge, + "%s hDevCtxt %p, pa %x, va %x, size %x, ul_map_attr %x\n", + __func__, dev_ctxt, ul_mpu_addr, virt_addr, ul_num_bytes, + ul_map_attr); + if (ul_num_bytes == 0) + return -EINVAL; + + if (ul_map_attr & DSP_MAP_DIR_MASK) { + attrs = ul_map_attr; + } else { + /* Assign default attributes */ + attrs = ul_map_attr | (DSP_MAPVIRTUALADDR | DSP_MAPELEMSIZE16); + } + /* Take mapping properties */ + if (attrs & DSP_MAPBIGENDIAN) + hw_attrs.endianism = HW_BIG_ENDIAN; + else + hw_attrs.endianism = HW_LITTLE_ENDIAN; + + hw_attrs.mixed_size = (enum hw_mmu_mixed_size_t) + ((attrs & DSP_MAPMIXEDELEMSIZE) >> 2); + /* Ignore element_size if mixed_size is enabled */ + if (hw_attrs.mixed_size == 0) { + if (attrs & DSP_MAPELEMSIZE8) { + /* Size is 8 bit */ + hw_attrs.element_size = HW_ELEM_SIZE8BIT; + } else if (attrs & DSP_MAPELEMSIZE16) { + /* Size is 16 bit */ + hw_attrs.element_size = HW_ELEM_SIZE16BIT; + } else if (attrs & DSP_MAPELEMSIZE32) { + /* Size is 32 bit */ + hw_attrs.element_size = HW_ELEM_SIZE32BIT; + } else if (attrs & DSP_MAPELEMSIZE64) { + /* Size is 64 bit */ + hw_attrs.element_size = HW_ELEM_SIZE64BIT; + } else { + /* + * Mixedsize isn't enabled, so size can't be + * zero here + */ + return -EINVAL; + } + } + if (attrs & DSP_MAPDONOTLOCK) + hw_attrs.donotlockmpupage = 1; + else + hw_attrs.donotlockmpupage = 0; + + if (attrs & DSP_MAPVMALLOCADDR) { + return mem_map_vmalloc(dev_ctxt, ul_mpu_addr, virt_addr, + ul_num_bytes, &hw_attrs); + } + /* + * Do OS-specific user-va to pa translation. + * Combine physically contiguous regions to reduce TLBs. + * Pass the translated pa to pte_update. + */ + if ((attrs & DSP_MAPPHYSICALADDR)) { + status = pte_update(dev_context, ul_mpu_addr, virt_addr, + ul_num_bytes, &hw_attrs); + goto func_cont; + } + + /* + * Important Note: ul_mpu_addr is mapped from user application process + * to current process - it must lie completely within the current + * virtual memory address space in order to be of use to us here! + */ + down_read(&mm->mmap_sem); + vma = find_vma(mm, ul_mpu_addr); + if (vma) + dev_dbg(bridge, + "VMAfor UserBuf: ul_mpu_addr=%x, ul_num_bytes=%x, " + "vm_start=%lx, vm_end=%lx, vm_flags=%lx\n", ul_mpu_addr, + ul_num_bytes, vma->vm_start, vma->vm_end, + vma->vm_flags); + + /* + * It is observed that under some circumstances, the user buffer is + * spread across several VMAs. So loop through and check if the entire + * user buffer is covered + */ + while ((vma) && (ul_mpu_addr + ul_num_bytes > vma->vm_end)) { + /* jump to the next VMA region */ + vma = find_vma(mm, vma->vm_end + 1); + dev_dbg(bridge, + "VMA for UserBuf ul_mpu_addr=%x ul_num_bytes=%x, " + "vm_start=%lx, vm_end=%lx, vm_flags=%lx\n", ul_mpu_addr, + ul_num_bytes, vma->vm_start, vma->vm_end, + vma->vm_flags); + } + if (!vma) { + pr_err("%s: Failed to get VMA region for 0x%x (%d)\n", + __func__, ul_mpu_addr, ul_num_bytes); + status = -EINVAL; + up_read(&mm->mmap_sem); + goto func_cont; + } + + if (vma->vm_flags & VM_IO) { + num_usr_pgs = ul_num_bytes / PG_SIZE4K; + mpu_addr = ul_mpu_addr; + + /* Get the physical addresses for user buffer */ + for (pg_i = 0; pg_i < num_usr_pgs; pg_i++) { + pa = user_va2_pa(mm, mpu_addr); + if (!pa) { + status = -EPERM; + pr_err("DSPBRIDGE: VM_IO mapping physical" + "address is invalid\n"); + break; + } + if (pfn_valid(__phys_to_pfn(pa))) { + pg = PHYS_TO_PAGE(pa); + get_page(pg); + if (page_count(pg) < 1) { + pr_err("Bad page in VM_IO buffer\n"); + bad_page_dump(pa, pg); + } + } + status = pte_set(dev_context->pt_attrs, pa, + va, HW_PAGE_SIZE4KB, &hw_attrs); + if (status) + break; + + va += HW_PAGE_SIZE4KB; + mpu_addr += HW_PAGE_SIZE4KB; + pa += HW_PAGE_SIZE4KB; + } + } else { + num_usr_pgs = ul_num_bytes / PG_SIZE4K; + if (vma->vm_flags & (VM_WRITE | VM_MAYWRITE)) + write = 1; + + for (pg_i = 0; pg_i < num_usr_pgs; pg_i++) { + pg_num = get_user_pages(curr_task, mm, ul_mpu_addr, 1, + write, 1, &mapped_page, NULL); + if (pg_num > 0) { + if (page_count(mapped_page) < 1) { + pr_err("Bad page count after doing" + "get_user_pages on" + "user buffer\n"); + bad_page_dump(page_to_phys(mapped_page), + mapped_page); + } + status = pte_set(dev_context->pt_attrs, + page_to_phys(mapped_page), va, + HW_PAGE_SIZE4KB, &hw_attrs); + if (status) + break; + + if (mapped_pages) + mapped_pages[pg_i] = mapped_page; + + va += HW_PAGE_SIZE4KB; + ul_mpu_addr += HW_PAGE_SIZE4KB; + } else { + pr_err("DSPBRIDGE: get_user_pages FAILED," + "MPU addr = 0x%x," + "vma->vm_flags = 0x%lx," + "get_user_pages Err" + "Value = %d, Buffer" + "size=0x%x\n", ul_mpu_addr, + vma->vm_flags, pg_num, ul_num_bytes); + status = -EPERM; + break; + } + } + } + up_read(&mm->mmap_sem); +func_cont: + if (status) { + /* + * Roll out the mapped pages incase it failed in middle of + * mapping + */ + if (pg_i) { + bridge_brd_mem_un_map(dev_context, virt_addr, + (pg_i * PG_SIZE4K)); + } + status = -EPERM; + } + /* + * In any case, flush the TLB + * This is called from here instead from pte_update to avoid unnecessary + * repetition while mapping non-contiguous physical regions of a virtual + * region + */ + flush_all(dev_context); + dev_dbg(bridge, "%s status %x\n", __func__, status); + return status; +} + +/* + * ======== bridge_brd_mem_un_map ======== + * Invalidate the PTEs for the DSP VA block to be unmapped. + * + * PTEs of a mapped memory block are contiguous in any page table + * So, instead of looking up the PTE address for every 4K block, + * we clear consecutive PTEs until we unmap all the bytes + */ +static int bridge_brd_mem_un_map(struct bridge_dev_context *dev_ctxt, + u32 virt_addr, u32 ul_num_bytes) +{ + u32 l1_base_va; + u32 l2_base_va; + u32 l2_base_pa; + u32 l2_page_num; + u32 pte_val; + u32 pte_size; + u32 pte_count; + u32 pte_addr_l1; + u32 pte_addr_l2 = 0; + u32 rem_bytes; + u32 rem_bytes_l2; + u32 va_curr; + struct page *pg = NULL; + int status = 0; + struct bridge_dev_context *dev_context = dev_ctxt; + struct pg_table_attrs *pt = dev_context->pt_attrs; + u32 temp; + u32 paddr; + u32 numof4k_pages = 0; + + va_curr = virt_addr; + rem_bytes = ul_num_bytes; + rem_bytes_l2 = 0; + l1_base_va = pt->l1_base_va; + pte_addr_l1 = hw_mmu_pte_addr_l1(l1_base_va, va_curr); + dev_dbg(bridge, "%s dev_ctxt %p, va %x, NumBytes %x l1_base_va %x, " + "pte_addr_l1 %x\n", __func__, dev_ctxt, virt_addr, + ul_num_bytes, l1_base_va, pte_addr_l1); + + while (rem_bytes && !status) { + u32 va_curr_orig = va_curr; + /* Find whether the L1 PTE points to a valid L2 PT */ + pte_addr_l1 = hw_mmu_pte_addr_l1(l1_base_va, va_curr); + pte_val = *(u32 *) pte_addr_l1; + pte_size = hw_mmu_pte_size_l1(pte_val); + + if (pte_size != HW_MMU_COARSE_PAGE_SIZE) + goto skip_coarse_page; + + /* + * Get the L2 PA from the L1 PTE, and find + * corresponding L2 VA + */ + l2_base_pa = hw_mmu_pte_coarse_l1(pte_val); + l2_base_va = l2_base_pa - pt->l2_base_pa + pt->l2_base_va; + l2_page_num = + (l2_base_pa - pt->l2_base_pa) / HW_MMU_COARSE_PAGE_SIZE; + /* + * Find the L2 PTE address from which we will start + * clearing, the number of PTEs to be cleared on this + * page, and the size of VA space that needs to be + * cleared on this L2 page + */ + pte_addr_l2 = hw_mmu_pte_addr_l2(l2_base_va, va_curr); + pte_count = pte_addr_l2 & (HW_MMU_COARSE_PAGE_SIZE - 1); + pte_count = (HW_MMU_COARSE_PAGE_SIZE - pte_count) / sizeof(u32); + if (rem_bytes < (pte_count * PG_SIZE4K)) + pte_count = rem_bytes / PG_SIZE4K; + rem_bytes_l2 = pte_count * PG_SIZE4K; + + /* + * Unmap the VA space on this L2 PT. A quicker way + * would be to clear pte_count entries starting from + * pte_addr_l2. However, below code checks that we don't + * clear invalid entries or less than 64KB for a 64KB + * entry. Similar checking is done for L1 PTEs too + * below + */ + while (rem_bytes_l2 && !status) { + pte_val = *(u32 *) pte_addr_l2; + pte_size = hw_mmu_pte_size_l2(pte_val); + /* va_curr aligned to pte_size? */ + if (pte_size == 0 || rem_bytes_l2 < pte_size || + va_curr & (pte_size - 1)) { + status = -EPERM; + break; + } + + /* Collect Physical addresses from VA */ + paddr = (pte_val & ~(pte_size - 1)); + if (pte_size == HW_PAGE_SIZE64KB) + numof4k_pages = 16; + else + numof4k_pages = 1; + temp = 0; + while (temp++ < numof4k_pages) { + if (!pfn_valid(__phys_to_pfn(paddr))) { + paddr += HW_PAGE_SIZE4KB; + continue; + } + pg = PHYS_TO_PAGE(paddr); + if (page_count(pg) < 1) { + pr_info("DSPBRIDGE: UNMAP function: " + "COUNT 0 FOR PA 0x%x, size = " + "0x%x\n", paddr, ul_num_bytes); + bad_page_dump(paddr, pg); + } else { + set_page_dirty(pg); + page_cache_release(pg); + } + paddr += HW_PAGE_SIZE4KB; + } + if (hw_mmu_pte_clear(pte_addr_l2, va_curr, pte_size)) { + status = -EPERM; + goto EXIT_LOOP; + } + + status = 0; + rem_bytes_l2 -= pte_size; + va_curr += pte_size; + pte_addr_l2 += (pte_size >> 12) * sizeof(u32); + } + spin_lock(&pt->pg_lock); + if (rem_bytes_l2 == 0) { + pt->pg_info[l2_page_num].num_entries -= pte_count; + if (pt->pg_info[l2_page_num].num_entries == 0) { + /* + * Clear the L1 PTE pointing to the L2 PT + */ + if (!hw_mmu_pte_clear(l1_base_va, va_curr_orig, + HW_MMU_COARSE_PAGE_SIZE)) + status = 0; + else { + status = -EPERM; + spin_unlock(&pt->pg_lock); + goto EXIT_LOOP; + } + } + rem_bytes -= pte_count * PG_SIZE4K; + } else + status = -EPERM; + + spin_unlock(&pt->pg_lock); + continue; +skip_coarse_page: + /* va_curr aligned to pte_size? */ + /* pte_size = 1 MB or 16 MB */ + if (pte_size == 0 || rem_bytes < pte_size || + va_curr & (pte_size - 1)) { + status = -EPERM; + break; + } + + if (pte_size == HW_PAGE_SIZE1MB) + numof4k_pages = 256; + else + numof4k_pages = 4096; + temp = 0; + /* Collect Physical addresses from VA */ + paddr = (pte_val & ~(pte_size - 1)); + while (temp++ < numof4k_pages) { + if (pfn_valid(__phys_to_pfn(paddr))) { + pg = PHYS_TO_PAGE(paddr); + if (page_count(pg) < 1) { + pr_info("DSPBRIDGE: UNMAP function: " + "COUNT 0 FOR PA 0x%x, size = " + "0x%x\n", paddr, ul_num_bytes); + bad_page_dump(paddr, pg); + } else { + set_page_dirty(pg); + page_cache_release(pg); + } + } + paddr += HW_PAGE_SIZE4KB; + } + if (!hw_mmu_pte_clear(l1_base_va, va_curr, pte_size)) { + status = 0; + rem_bytes -= pte_size; + va_curr += pte_size; + } else { + status = -EPERM; + goto EXIT_LOOP; + } + } + /* + * It is better to flush the TLB here, so that any stale old entries + * get flushed + */ +EXIT_LOOP: + flush_all(dev_context); + dev_dbg(bridge, + "%s: va_curr %x, pte_addr_l1 %x pte_addr_l2 %x rem_bytes %x," + " rem_bytes_l2 %x status %x\n", __func__, va_curr, pte_addr_l1, + pte_addr_l2, rem_bytes, rem_bytes_l2, status); + return status; +} + +/* + * ======== user_va2_pa ======== + * Purpose: + * This function walks through the page tables to convert a userland + * virtual address to physical address + */ +static u32 user_va2_pa(struct mm_struct *mm, u32 address) +{ + pgd_t *pgd; + pmd_t *pmd; + pte_t *ptep, pte; + + pgd = pgd_offset(mm, address); + if (!(pgd_none(*pgd) || pgd_bad(*pgd))) { + pmd = pmd_offset(pgd, address); + if (!(pmd_none(*pmd) || pmd_bad(*pmd))) { + ptep = pte_offset_map(pmd, address); + if (ptep) { + pte = *ptep; + if (pte_present(pte)) + return pte & PAGE_MASK; + } + } + } + + return 0; +} + +/* + * ======== pte_update ======== + * This function calculates the optimum page-aligned addresses and sizes + * Caller must pass page-aligned values + */ +static int pte_update(struct bridge_dev_context *dev_ctxt, u32 pa, + u32 va, u32 size, + struct hw_mmu_map_attrs_t *map_attrs) +{ + u32 i; + u32 all_bits; + u32 pa_curr = pa; + u32 va_curr = va; + u32 num_bytes = size; + struct bridge_dev_context *dev_context = dev_ctxt; + int status = 0; + u32 page_size[] = { HW_PAGE_SIZE16MB, HW_PAGE_SIZE1MB, + HW_PAGE_SIZE64KB, HW_PAGE_SIZE4KB + }; + + while (num_bytes && !status) { + /* To find the max. page size with which both PA & VA are + * aligned */ + all_bits = pa_curr | va_curr; + + for (i = 0; i < 4; i++) { + if ((num_bytes >= page_size[i]) && ((all_bits & + (page_size[i] - + 1)) == 0)) { + status = + pte_set(dev_context->pt_attrs, pa_curr, + va_curr, page_size[i], map_attrs); + pa_curr += page_size[i]; + va_curr += page_size[i]; + num_bytes -= page_size[i]; + /* Don't try smaller sizes. Hopefully we have + * reached an address aligned to a bigger page + * size */ + break; + } + } + } + + return status; +} + +/* + * ======== pte_set ======== + * This function calculates PTE address (MPU virtual) to be updated + * It also manages the L2 page tables + */ +static int pte_set(struct pg_table_attrs *pt, u32 pa, u32 va, + u32 size, struct hw_mmu_map_attrs_t *attrs) +{ + u32 i; + u32 pte_val; + u32 pte_addr_l1; + u32 pte_size; + /* Base address of the PT that will be updated */ + u32 pg_tbl_va; + u32 l1_base_va; + /* Compiler warns that the next three variables might be used + * uninitialized in this function. Doesn't seem so. Working around, + * anyways. */ + u32 l2_base_va = 0; + u32 l2_base_pa = 0; + u32 l2_page_num = 0; + int status = 0; + + l1_base_va = pt->l1_base_va; + pg_tbl_va = l1_base_va; + if ((size == HW_PAGE_SIZE64KB) || (size == HW_PAGE_SIZE4KB)) { + /* Find whether the L1 PTE points to a valid L2 PT */ + pte_addr_l1 = hw_mmu_pte_addr_l1(l1_base_va, va); + if (pte_addr_l1 <= (pt->l1_base_va + pt->l1_size)) { + pte_val = *(u32 *) pte_addr_l1; + pte_size = hw_mmu_pte_size_l1(pte_val); + } else { + return -EPERM; + } + spin_lock(&pt->pg_lock); + if (pte_size == HW_MMU_COARSE_PAGE_SIZE) { + /* Get the L2 PA from the L1 PTE, and find + * corresponding L2 VA */ + l2_base_pa = hw_mmu_pte_coarse_l1(pte_val); + l2_base_va = + l2_base_pa - pt->l2_base_pa + pt->l2_base_va; + l2_page_num = + (l2_base_pa - + pt->l2_base_pa) / HW_MMU_COARSE_PAGE_SIZE; + } else if (pte_size == 0) { + /* L1 PTE is invalid. Allocate a L2 PT and + * point the L1 PTE to it */ + /* Find a free L2 PT. */ + for (i = 0; (i < pt->l2_num_pages) && + (pt->pg_info[i].num_entries != 0); i++) + ;; + if (i < pt->l2_num_pages) { + l2_page_num = i; + l2_base_pa = pt->l2_base_pa + (l2_page_num * + HW_MMU_COARSE_PAGE_SIZE); + l2_base_va = pt->l2_base_va + (l2_page_num * + HW_MMU_COARSE_PAGE_SIZE); + /* Endianness attributes are ignored for + * HW_MMU_COARSE_PAGE_SIZE */ + status = + hw_mmu_pte_set(l1_base_va, l2_base_pa, va, + HW_MMU_COARSE_PAGE_SIZE, + attrs); + } else { + status = -ENOMEM; + } + } else { + /* Found valid L1 PTE of another size. + * Should not overwrite it. */ + status = -EPERM; + } + if (!status) { + pg_tbl_va = l2_base_va; + if (size == HW_PAGE_SIZE64KB) + pt->pg_info[l2_page_num].num_entries += 16; + else + pt->pg_info[l2_page_num].num_entries++; + dev_dbg(bridge, "PTE: L2 BaseVa %x, BasePa %x, PageNum " + "%x, num_entries %x\n", l2_base_va, + l2_base_pa, l2_page_num, + pt->pg_info[l2_page_num].num_entries); + } + spin_unlock(&pt->pg_lock); + } + if (!status) { + dev_dbg(bridge, "PTE: pg_tbl_va %x, pa %x, va %x, size %x\n", + pg_tbl_va, pa, va, size); + dev_dbg(bridge, "PTE: endianism %x, element_size %x, " + "mixed_size %x\n", attrs->endianism, + attrs->element_size, attrs->mixed_size); + status = hw_mmu_pte_set(pg_tbl_va, pa, va, size, attrs); + } + + return status; +} + +/* Memory map kernel VA -- memory allocated with vmalloc */ +static int mem_map_vmalloc(struct bridge_dev_context *dev_context, + u32 ul_mpu_addr, u32 virt_addr, + u32 ul_num_bytes, + struct hw_mmu_map_attrs_t *hw_attrs) +{ + int status = 0; + struct page *page[1]; + u32 i; + u32 pa_curr; + u32 pa_next; + u32 va_curr; + u32 size_curr; + u32 num_pages; + u32 pa; + u32 num_of4k_pages; + u32 temp = 0; + + /* + * Do Kernel va to pa translation. + * Combine physically contiguous regions to reduce TLBs. + * Pass the translated pa to pte_update. + */ + num_pages = ul_num_bytes / PAGE_SIZE; /* PAGE_SIZE = OS page size */ + i = 0; + va_curr = ul_mpu_addr; + page[0] = vmalloc_to_page((void *)va_curr); + pa_next = page_to_phys(page[0]); + while (!status && (i < num_pages)) { + /* + * Reuse pa_next from the previous iteraion to avoid + * an extra va2pa call + */ + pa_curr = pa_next; + size_curr = PAGE_SIZE; + /* + * If the next page is physically contiguous, + * map it with the current one by increasing + * the size of the region to be mapped + */ + while (++i < num_pages) { + page[0] = + vmalloc_to_page((void *)(va_curr + size_curr)); + pa_next = page_to_phys(page[0]); + + if (pa_next == (pa_curr + size_curr)) + size_curr += PAGE_SIZE; + else + break; + + } + if (pa_next == 0) { + status = -ENOMEM; + break; + } + pa = pa_curr; + num_of4k_pages = size_curr / HW_PAGE_SIZE4KB; + while (temp++ < num_of4k_pages) { + get_page(PHYS_TO_PAGE(pa)); + pa += HW_PAGE_SIZE4KB; + } + status = pte_update(dev_context, pa_curr, virt_addr + + (va_curr - ul_mpu_addr), size_curr, + hw_attrs); + va_curr += size_curr; + } + /* + * In any case, flush the TLB + * This is called from here instead from pte_update to avoid unnecessary + * repetition while mapping non-contiguous physical regions of a virtual + * region + */ + flush_all(dev_context); + dev_dbg(bridge, "%s status %x\n", __func__, status); + return status; +} + +/* * ======== wait_for_start ======== * Wait for the singal from DSP that it has started, or time out. */ diff --git a/drivers/staging/tidspbridge/core/tiomap3430_pwr.c b/drivers/staging/tidspbridge/core/tiomap3430_pwr.c index b57a9fd5e75..fb9026e1403 100644 --- a/drivers/staging/tidspbridge/core/tiomap3430_pwr.c +++ b/drivers/staging/tidspbridge/core/tiomap3430_pwr.c @@ -31,6 +31,10 @@ #include <dspbridge/dev.h> #include <dspbridge/iodefs.h> +/* ------------------------------------ Hardware Abstraction Layer */ +#include <hw_defs.h> +#include <hw_mmu.h> + #include <dspbridge/pwr_sh.h> /* ----------------------------------- Bridge Driver */ diff --git a/drivers/staging/tidspbridge/core/tiomap_io.c b/drivers/staging/tidspbridge/core/tiomap_io.c index 66dbf02549e..ba2961049da 100644 --- a/drivers/staging/tidspbridge/core/tiomap_io.c +++ b/drivers/staging/tidspbridge/core/tiomap_io.c @@ -134,16 +134,17 @@ int read_ext_dsp_data(struct bridge_dev_context *dev_ctxt, if (!status) { ul_tlb_base_virt = - dev_context->sh_s.seg0_da * DSPWORDSIZE; + dev_context->atlb_entry[0].ul_dsp_va * DSPWORDSIZE; DBC_ASSERT(ul_tlb_base_virt <= ul_shm_base_virt); - dw_ext_prog_virt_mem = dev_context->sh_s.seg0_va; + dw_ext_prog_virt_mem = + dev_context->atlb_entry[0].ul_gpp_va; if (!trace_read) { ul_shm_offset_virt = ul_shm_base_virt - ul_tlb_base_virt; ul_shm_offset_virt += PG_ALIGN_HIGH(ul_ext_end - ul_dyn_ext_base + - 1, PAGE_SIZE * 16); + 1, HW_PAGE_SIZE64KB); dw_ext_prog_virt_mem -= ul_shm_offset_virt; dw_ext_prog_virt_mem += (ul_ext_base - ul_dyn_ext_base); @@ -317,9 +318,8 @@ int write_ext_dsp_data(struct bridge_dev_context *dev_context, ret = -EPERM; if (!ret) { - ul_tlb_base_virt = dev_context->sh_s.seg0_da * - DSPWORDSIZE; - + ul_tlb_base_virt = + dev_context->atlb_entry[0].ul_dsp_va * DSPWORDSIZE; DBC_ASSERT(ul_tlb_base_virt <= ul_shm_base_virt); if (symbols_reloaded) { @@ -337,7 +337,7 @@ int write_ext_dsp_data(struct bridge_dev_context *dev_context, ul_shm_base_virt - ul_tlb_base_virt; if (trace_load) { dw_ext_prog_virt_mem = - dev_context->sh_s.seg0_va; + dev_context->atlb_entry[0].ul_gpp_va; } else { dw_ext_prog_virt_mem = host_res->dw_mem_base[1]; dw_ext_prog_virt_mem += @@ -393,6 +393,7 @@ int sm_interrupt_dsp(struct bridge_dev_context *dev_context, u16 mb_val) omap_dspbridge_dev->dev.platform_data; struct cfg_hostres *resources = dev_context->resources; int status = 0; + u32 temp; if (!dev_context->mbox) return 0; @@ -436,7 +437,7 @@ int sm_interrupt_dsp(struct bridge_dev_context *dev_context, u16 mb_val) omap_mbox_restore_ctx(dev_context->mbox); /* Access MMU SYS CONFIG register to generate a short wakeup */ - iommu_read_reg(dev_context->dsp_mmu, MMU_SYSCONFIG); + temp = readl(resources->dw_dmmu_base + 0x10); dev_context->dw_brd_state = BRD_RUNNING; } else if (dev_context->dw_brd_state == BRD_RETENTION) { diff --git a/drivers/staging/tidspbridge/core/ue_deh.c b/drivers/staging/tidspbridge/core/ue_deh.c index e24ea0c7391..3430418190d 100644 --- a/drivers/staging/tidspbridge/core/ue_deh.c +++ b/drivers/staging/tidspbridge/core/ue_deh.c @@ -31,6 +31,57 @@ #include <dspbridge/drv.h> #include <dspbridge/wdt.h> +static u32 fault_addr; + +static void mmu_fault_dpc(unsigned long data) +{ + struct deh_mgr *deh = (void *)data; + + if (!deh) + return; + + bridge_deh_notify(deh, DSP_MMUFAULT, 0); +} + +static irqreturn_t mmu_fault_isr(int irq, void *data) +{ + struct deh_mgr *deh = data; + struct cfg_hostres *resources; + u32 event; + + if (!deh) + return IRQ_HANDLED; + + resources = deh->hbridge_context->resources; + if (!resources) { + dev_dbg(bridge, "%s: Failed to get Host Resources\n", + __func__); + return IRQ_HANDLED; + } + + hw_mmu_event_status(resources->dw_dmmu_base, &event); + if (event == HW_MMU_TRANSLATION_FAULT) { + hw_mmu_fault_addr_read(resources->dw_dmmu_base, &fault_addr); + dev_dbg(bridge, "%s: event=0x%x, fault_addr=0x%x\n", __func__, + event, fault_addr); + /* + * Schedule a DPC directly. In the future, it may be + * necessary to check if DSP MMU fault is intended for + * Bridge. + */ + tasklet_schedule(&deh->dpc_tasklet); + + /* Disable the MMU events, else once we clear it will + * start to raise INTs again */ + hw_mmu_event_disable(resources->dw_dmmu_base, + HW_MMU_TRANSLATION_FAULT); + } else { + hw_mmu_event_disable(resources->dw_dmmu_base, + HW_MMU_ALL_INTERRUPTS); + } + return IRQ_HANDLED; +} + int bridge_deh_create(struct deh_mgr **ret_deh, struct dev_object *hdev_obj) { @@ -58,9 +109,18 @@ int bridge_deh_create(struct deh_mgr **ret_deh, } ntfy_init(deh->ntfy_obj); + /* Create a MMUfault DPC */ + tasklet_init(&deh->dpc_tasklet, mmu_fault_dpc, (u32) deh); + /* Fill in context structure */ deh->hbridge_context = hbridge_context; + /* Install ISR function for DSP MMU fault */ + status = request_irq(INT_DSP_MMU_IRQ, mmu_fault_isr, 0, + "DspBridge\tiommu fault", deh); + if (status < 0) + goto err; + *ret_deh = deh; return 0; @@ -80,6 +140,11 @@ int bridge_deh_destroy(struct deh_mgr *deh) ntfy_delete(deh->ntfy_obj); kfree(deh->ntfy_obj); } + /* Disable DSP MMU fault */ + free_irq(INT_DSP_MMU_IRQ, deh); + + /* Free DPC object */ + tasklet_kill(&deh->dpc_tasklet); /* Deallocate the DEH manager object */ kfree(deh); @@ -101,6 +166,48 @@ int bridge_deh_register_notify(struct deh_mgr *deh, u32 event_mask, return ntfy_unregister(deh->ntfy_obj, hnotification); } +#ifdef CONFIG_TIDSPBRIDGE_BACKTRACE +static void mmu_fault_print_stack(struct bridge_dev_context *dev_context) +{ + struct cfg_hostres *resources; + struct hw_mmu_map_attrs_t map_attrs = { + .endianism = HW_LITTLE_ENDIAN, + .element_size = HW_ELEM_SIZE16BIT, + .mixed_size = HW_MMU_CPUES, + }; + void *dummy_va_addr; + + resources = dev_context->resources; + dummy_va_addr = (void*)__get_free_page(GFP_ATOMIC); + + /* + * Before acking the MMU fault, let's make sure MMU can only + * access entry #0. Then add a new entry so that the DSP OS + * can continue in order to dump the stack. + */ + hw_mmu_twl_disable(resources->dw_dmmu_base); + hw_mmu_tlb_flush_all(resources->dw_dmmu_base); + + hw_mmu_tlb_add(resources->dw_dmmu_base, + virt_to_phys(dummy_va_addr), fault_addr, + HW_PAGE_SIZE4KB, 1, + &map_attrs, HW_SET, HW_SET); + + dsp_clk_enable(DSP_CLK_GPT8); + + dsp_gpt_wait_overflow(DSP_CLK_GPT8, 0xfffffffe); + + /* Clear MMU interrupt */ + hw_mmu_event_ack(resources->dw_dmmu_base, + HW_MMU_TRANSLATION_FAULT); + dump_dsp_stack(dev_context); + dsp_clk_disable(DSP_CLK_GPT8); + + hw_mmu_disable(resources->dw_dmmu_base); + free_page((unsigned long)dummy_va_addr); +} +#endif + static inline const char *event_to_string(int event) { switch (event) { @@ -133,7 +240,13 @@ void bridge_deh_notify(struct deh_mgr *deh, int event, int info) #endif break; case DSP_MMUFAULT: - dev_err(bridge, "%s: %s, addr=0x%x", __func__, str, info); + dev_err(bridge, "%s: %s, addr=0x%x", __func__, + str, fault_addr); +#ifdef CONFIG_TIDSPBRIDGE_BACKTRACE + print_dsp_trace_buffer(dev_context); + dump_dl_modules(dev_context); + mmu_fault_print_stack(dev_context); +#endif break; default: dev_err(bridge, "%s: %s", __func__, str); diff --git a/drivers/staging/tidspbridge/hw/EasiGlobal.h b/drivers/staging/tidspbridge/hw/EasiGlobal.h new file mode 100644 index 00000000000..e48d7f67c60 --- /dev/null +++ b/drivers/staging/tidspbridge/hw/EasiGlobal.h @@ -0,0 +1,41 @@ +/* + * EasiGlobal.h + * + * DSP-BIOS Bridge driver support functions for TI OMAP processors. + * + * Copyright (C) 2007 Texas Instruments, Inc. + * + * This package is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED + * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. + */ + +#ifndef _EASIGLOBAL_H +#define _EASIGLOBAL_H +#include <linux/types.h> + +/* + * DEFINE: READ_ONLY, WRITE_ONLY & READ_WRITE + * + * DESCRIPTION: Defines used to describe register types for EASI-checker tests. + */ + +#define READ_ONLY 1 +#define WRITE_ONLY 2 +#define READ_WRITE 3 + +/* + * MACRO: _DEBUG_LEVEL1_EASI + * + * DESCRIPTION: A MACRO which can be used to indicate that a particular beach + * register access function was called. + * + * NOTE: We currently dont use this functionality. + */ +#define _DEBUG_LEVEL1_EASI(easi_num) ((void)0) + +#endif /* _EASIGLOBAL_H */ diff --git a/drivers/staging/tidspbridge/hw/MMUAccInt.h b/drivers/staging/tidspbridge/hw/MMUAccInt.h new file mode 100644 index 00000000000..1cefca321d7 --- /dev/null +++ b/drivers/staging/tidspbridge/hw/MMUAccInt.h @@ -0,0 +1,76 @@ +/* + * MMUAccInt.h + * + * DSP-BIOS Bridge driver support functions for TI OMAP processors. + * + * Copyright (C) 2007 Texas Instruments, Inc. + * + * This package is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED + * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. + */ + +#ifndef _MMU_ACC_INT_H +#define _MMU_ACC_INT_H + +/* Mappings of level 1 EASI function numbers to function names */ + +#define EASIL1_MMUMMU_SYSCONFIG_READ_REGISTER32 (MMU_BASE_EASIL1 + 3) +#define EASIL1_MMUMMU_SYSCONFIG_IDLE_MODE_WRITE32 (MMU_BASE_EASIL1 + 17) +#define EASIL1_MMUMMU_SYSCONFIG_AUTO_IDLE_WRITE32 (MMU_BASE_EASIL1 + 39) +#define EASIL1_MMUMMU_IRQSTATUS_WRITE_REGISTER32 (MMU_BASE_EASIL1 + 51) +#define EASIL1_MMUMMU_IRQENABLE_READ_REGISTER32 (MMU_BASE_EASIL1 + 102) +#define EASIL1_MMUMMU_IRQENABLE_WRITE_REGISTER32 (MMU_BASE_EASIL1 + 103) +#define EASIL1_MMUMMU_WALKING_STTWL_RUNNING_READ32 (MMU_BASE_EASIL1 + 156) +#define EASIL1_MMUMMU_CNTLTWL_ENABLE_READ32 (MMU_BASE_EASIL1 + 174) +#define EASIL1_MMUMMU_CNTLTWL_ENABLE_WRITE32 (MMU_BASE_EASIL1 + 180) +#define EASIL1_MMUMMU_CNTLMMU_ENABLE_WRITE32 (MMU_BASE_EASIL1 + 190) +#define EASIL1_MMUMMU_FAULT_AD_READ_REGISTER32 (MMU_BASE_EASIL1 + 194) +#define EASIL1_MMUMMU_TTB_WRITE_REGISTER32 (MMU_BASE_EASIL1 + 198) +#define EASIL1_MMUMMU_LOCK_READ_REGISTER32 (MMU_BASE_EASIL1 + 203) +#define EASIL1_MMUMMU_LOCK_WRITE_REGISTER32 (MMU_BASE_EASIL1 + 204) +#define EASIL1_MMUMMU_LOCK_BASE_VALUE_READ32 (MMU_BASE_EASIL1 + 205) +#define EASIL1_MMUMMU_LOCK_CURRENT_VICTIM_READ32 (MMU_BASE_EASIL1 + 209) +#define EASIL1_MMUMMU_LOCK_CURRENT_VICTIM_WRITE32 (MMU_BASE_EASIL1 + 211) +#define EASIL1_MMUMMU_LOCK_CURRENT_VICTIM_SET32 (MMU_BASE_EASIL1 + 212) +#define EASIL1_MMUMMU_LD_TLB_READ_REGISTER32 (MMU_BASE_EASIL1 + 213) +#define EASIL1_MMUMMU_LD_TLB_WRITE_REGISTER32 (MMU_BASE_EASIL1 + 214) +#define EASIL1_MMUMMU_CAM_WRITE_REGISTER32 (MMU_BASE_EASIL1 + 226) +#define EASIL1_MMUMMU_RAM_WRITE_REGISTER32 (MMU_BASE_EASIL1 + 268) +#define EASIL1_MMUMMU_FLUSH_ENTRY_WRITE_REGISTER32 (MMU_BASE_EASIL1 + 322) + +/* Register offset address definitions */ +#define MMU_MMU_SYSCONFIG_OFFSET 0x10 +#define MMU_MMU_IRQSTATUS_OFFSET 0x18 +#define MMU_MMU_IRQENABLE_OFFSET 0x1c +#define MMU_MMU_WALKING_ST_OFFSET 0x40 +#define MMU_MMU_CNTL_OFFSET 0x44 +#define MMU_MMU_FAULT_AD_OFFSET 0x48 +#define MMU_MMU_TTB_OFFSET 0x4c +#define MMU_MMU_LOCK_OFFSET 0x50 +#define MMU_MMU_LD_TLB_OFFSET 0x54 +#define MMU_MMU_CAM_OFFSET 0x58 +#define MMU_MMU_RAM_OFFSET 0x5c +#define MMU_MMU_GFLUSH_OFFSET 0x60 +#define MMU_MMU_FLUSH_ENTRY_OFFSET 0x64 +/* Bitfield mask and offset declarations */ +#define MMU_MMU_SYSCONFIG_IDLE_MODE_MASK 0x18 +#define MMU_MMU_SYSCONFIG_IDLE_MODE_OFFSET 3 +#define MMU_MMU_SYSCONFIG_AUTO_IDLE_MASK 0x1 +#define MMU_MMU_SYSCONFIG_AUTO_IDLE_OFFSET 0 +#define MMU_MMU_WALKING_ST_TWL_RUNNING_MASK 0x1 +#define MMU_MMU_WALKING_ST_TWL_RUNNING_OFFSET 0 +#define MMU_MMU_CNTL_TWL_ENABLE_MASK 0x4 +#define MMU_MMU_CNTL_TWL_ENABLE_OFFSET 2 +#define MMU_MMU_CNTL_MMU_ENABLE_MASK 0x2 +#define MMU_MMU_CNTL_MMU_ENABLE_OFFSET 1 +#define MMU_MMU_LOCK_BASE_VALUE_MASK 0xfc00 +#define MMU_MMU_LOCK_BASE_VALUE_OFFSET 10 +#define MMU_MMU_LOCK_CURRENT_VICTIM_MASK 0x3f0 +#define MMU_MMU_LOCK_CURRENT_VICTIM_OFFSET 4 + +#endif /* _MMU_ACC_INT_H */ diff --git a/drivers/staging/tidspbridge/hw/MMURegAcM.h b/drivers/staging/tidspbridge/hw/MMURegAcM.h new file mode 100644 index 00000000000..ab1a16da731 --- /dev/null +++ b/drivers/staging/tidspbridge/hw/MMURegAcM.h @@ -0,0 +1,225 @@ +/* + * MMURegAcM.h + * + * DSP-BIOS Bridge driver support functions for TI OMAP processors. + * + * Copyright (C) 2007 Texas Instruments, Inc. + * + * This package is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED + * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. + */ + +#ifndef _MMU_REG_ACM_H +#define _MMU_REG_ACM_H + +#include <linux/io.h> +#include <EasiGlobal.h> + +#include "MMUAccInt.h" + +#if defined(USE_LEVEL_1_MACROS) + +#define MMUMMU_SYSCONFIG_READ_REGISTER32(base_address)\ + (_DEBUG_LEVEL1_EASI(EASIL1_MMUMMU_SYSCONFIG_READ_REGISTER32),\ + __raw_readl((base_address)+MMU_MMU_SYSCONFIG_OFFSET)) + +#define MMUMMU_SYSCONFIG_IDLE_MODE_WRITE32(base_address, value)\ +{\ + const u32 offset = MMU_MMU_SYSCONFIG_OFFSET;\ + register u32 data = __raw_readl((base_address)+offset);\ + register u32 new_value = (value);\ + _DEBUG_LEVEL1_EASI(EASIL1_MMUMMU_SYSCONFIG_IDLE_MODE_WRITE32);\ + data &= ~(MMU_MMU_SYSCONFIG_IDLE_MODE_MASK);\ + new_value <<= MMU_MMU_SYSCONFIG_IDLE_MODE_OFFSET;\ + new_value &= MMU_MMU_SYSCONFIG_IDLE_MODE_MASK;\ + new_value |= data;\ + __raw_writel(new_value, base_address+offset);\ +} + +#define MMUMMU_SYSCONFIG_AUTO_IDLE_WRITE32(base_address, value)\ +{\ + const u32 offset = MMU_MMU_SYSCONFIG_OFFSET;\ + register u32 data = __raw_readl((base_address)+offset);\ + register u32 new_value = (value);\ + _DEBUG_LEVEL1_EASI(EASIL1_MMUMMU_SYSCONFIG_AUTO_IDLE_WRITE32);\ + data &= ~(MMU_MMU_SYSCONFIG_AUTO_IDLE_MASK);\ + new_value <<= MMU_MMU_SYSCONFIG_AUTO_IDLE_OFFSET;\ + new_value &= MMU_MMU_SYSCONFIG_AUTO_IDLE_MASK;\ + new_value |= data;\ + __raw_writel(new_value, base_address+offset);\ +} + +#define MMUMMU_IRQSTATUS_READ_REGISTER32(base_address)\ + (_DEBUG_LEVEL1_EASI(easil1_mmummu_irqstatus_read_register32),\ + __raw_readl((base_address)+MMU_MMU_IRQSTATUS_OFFSET)) + +#define MMUMMU_IRQSTATUS_WRITE_REGISTER32(base_address, value)\ +{\ + const u32 offset = MMU_MMU_IRQSTATUS_OFFSET;\ + register u32 new_value = (value);\ + _DEBUG_LEVEL1_EASI(EASIL1_MMUMMU_IRQSTATUS_WRITE_REGISTER32);\ + __raw_writel(new_value, (base_address)+offset);\ +} + +#define MMUMMU_IRQENABLE_READ_REGISTER32(base_address)\ + (_DEBUG_LEVEL1_EASI(EASIL1_MMUMMU_IRQENABLE_READ_REGISTER32),\ + __raw_readl((base_address)+MMU_MMU_IRQENABLE_OFFSET)) + +#define MMUMMU_IRQENABLE_WRITE_REGISTER32(base_address, value)\ +{\ + const u32 offset = MMU_MMU_IRQENABLE_OFFSET;\ + register u32 new_value = (value);\ + _DEBUG_LEVEL1_EASI(EASIL1_MMUMMU_IRQENABLE_WRITE_REGISTER32);\ + __raw_writel(new_value, (base_address)+offset);\ +} + +#define MMUMMU_WALKING_STTWL_RUNNING_READ32(base_address)\ + (_DEBUG_LEVEL1_EASI(EASIL1_MMUMMU_WALKING_STTWL_RUNNING_READ32),\ + (((__raw_readl(((base_address)+(MMU_MMU_WALKING_ST_OFFSET))))\ + & MMU_MMU_WALKING_ST_TWL_RUNNING_MASK) >>\ + MMU_MMU_WALKING_ST_TWL_RUNNING_OFFSET)) + +#define MMUMMU_CNTLTWL_ENABLE_READ32(base_address)\ + (_DEBUG_LEVEL1_EASI(EASIL1_MMUMMU_CNTLTWL_ENABLE_READ32),\ + (((__raw_readl(((base_address)+(MMU_MMU_CNTL_OFFSET)))) &\ + MMU_MMU_CNTL_TWL_ENABLE_MASK) >>\ + MMU_MMU_CNTL_TWL_ENABLE_OFFSET)) + +#define MMUMMU_CNTLTWL_ENABLE_WRITE32(base_address, value)\ +{\ + const u32 offset = MMU_MMU_CNTL_OFFSET;\ + register u32 data = __raw_readl((base_address)+offset);\ + register u32 new_value = (value);\ + _DEBUG_LEVEL1_EASI(EASIL1_MMUMMU_CNTLTWL_ENABLE_WRITE32);\ + data &= ~(MMU_MMU_CNTL_TWL_ENABLE_MASK);\ + new_value <<= MMU_MMU_CNTL_TWL_ENABLE_OFFSET;\ + new_value &= MMU_MMU_CNTL_TWL_ENABLE_MASK;\ + new_value |= data;\ + __raw_writel(new_value, base_address+offset);\ +} + +#define MMUMMU_CNTLMMU_ENABLE_WRITE32(base_address, value)\ +{\ + const u32 offset = MMU_MMU_CNTL_OFFSET;\ + register u32 data = __raw_readl((base_address)+offset);\ + register u32 new_value = (value);\ + _DEBUG_LEVEL1_EASI(EASIL1_MMUMMU_CNTLMMU_ENABLE_WRITE32);\ + data &= ~(MMU_MMU_CNTL_MMU_ENABLE_MASK);\ + new_value <<= MMU_MMU_CNTL_MMU_ENABLE_OFFSET;\ + new_value &= MMU_MMU_CNTL_MMU_ENABLE_MASK;\ + new_value |= data;\ + __raw_writel(new_value, base_address+offset);\ +} + +#define MMUMMU_FAULT_AD_READ_REGISTER32(base_address)\ + (_DEBUG_LEVEL1_EASI(EASIL1_MMUMMU_FAULT_AD_READ_REGISTER32),\ + __raw_readl((base_address)+MMU_MMU_FAULT_AD_OFFSET)) + +#define MMUMMU_TTB_WRITE_REGISTER32(base_address, value)\ +{\ + const u32 offset = MMU_MMU_TTB_OFFSET;\ + register u32 new_value = (value);\ + _DEBUG_LEVEL1_EASI(EASIL1_MMUMMU_TTB_WRITE_REGISTER32);\ + __raw_writel(new_value, (base_address)+offset);\ +} + +#define MMUMMU_LOCK_READ_REGISTER32(base_address)\ + (_DEBUG_LEVEL1_EASI(EASIL1_MMUMMU_LOCK_READ_REGISTER32),\ + __raw_readl((base_address)+MMU_MMU_LOCK_OFFSET)) + +#define MMUMMU_LOCK_WRITE_REGISTER32(base_address, value)\ +{\ + const u32 offset = MMU_MMU_LOCK_OFFSET;\ + register u32 new_value = (value);\ + _DEBUG_LEVEL1_EASI(EASIL1_MMUMMU_LOCK_WRITE_REGISTER32);\ + __raw_writel(new_value, (base_address)+offset);\ +} + +#define MMUMMU_LOCK_BASE_VALUE_READ32(base_address)\ + (_DEBUG_LEVEL1_EASI(EASIL1_MMUMMU_LOCK_BASE_VALUE_READ32),\ + (((__raw_readl(((base_address)+(MMU_MMU_LOCK_OFFSET)))) &\ + MMU_MMU_LOCK_BASE_VALUE_MASK) >>\ + MMU_MMU_LOCK_BASE_VALUE_OFFSET)) + +#define MMUMMU_LOCK_BASE_VALUE_WRITE32(base_address, value)\ +{\ + const u32 offset = MMU_MMU_LOCK_OFFSET;\ + register u32 data = __raw_readl((base_address)+offset);\ + register u32 new_value = (value);\ + _DEBUG_LEVEL1_EASI(easil1_mmummu_lock_base_value_write32);\ + data &= ~(MMU_MMU_LOCK_BASE_VALUE_MASK);\ + new_value <<= MMU_MMU_LOCK_BASE_VALUE_OFFSET;\ + new_value &= MMU_MMU_LOCK_BASE_VALUE_MASK;\ + new_value |= data;\ + __raw_writel(new_value, base_address+offset);\ +} + +#define MMUMMU_LOCK_CURRENT_VICTIM_READ32(base_address)\ + (_DEBUG_LEVEL1_EASI(EASIL1_MMUMMU_LOCK_CURRENT_VICTIM_READ32),\ + (((__raw_readl(((base_address)+(MMU_MMU_LOCK_OFFSET)))) &\ + MMU_MMU_LOCK_CURRENT_VICTIM_MASK) >>\ + MMU_MMU_LOCK_CURRENT_VICTIM_OFFSET)) + +#define MMUMMU_LOCK_CURRENT_VICTIM_WRITE32(base_address, value)\ +{\ + const u32 offset = MMU_MMU_LOCK_OFFSET;\ + register u32 data = __raw_readl((base_address)+offset);\ + register u32 new_value = (value);\ + _DEBUG_LEVEL1_EASI(EASIL1_MMUMMU_LOCK_CURRENT_VICTIM_WRITE32);\ + data &= ~(MMU_MMU_LOCK_CURRENT_VICTIM_MASK);\ + new_value <<= MMU_MMU_LOCK_CURRENT_VICTIM_OFFSET;\ + new_value &= MMU_MMU_LOCK_CURRENT_VICTIM_MASK;\ + new_value |= data;\ + __raw_writel(new_value, base_address+offset);\ +} + +#define MMUMMU_LOCK_CURRENT_VICTIM_SET32(var, value)\ + (_DEBUG_LEVEL1_EASI(EASIL1_MMUMMU_LOCK_CURRENT_VICTIM_SET32),\ + (((var) & ~(MMU_MMU_LOCK_CURRENT_VICTIM_MASK)) |\ + (((value) << MMU_MMU_LOCK_CURRENT_VICTIM_OFFSET) &\ + MMU_MMU_LOCK_CURRENT_VICTIM_MASK))) + +#define MMUMMU_LD_TLB_READ_REGISTER32(base_address)\ + (_DEBUG_LEVEL1_EASI(EASIL1_MMUMMU_LD_TLB_READ_REGISTER32),\ + __raw_readl((base_address)+MMU_MMU_LD_TLB_OFFSET)) + +#define MMUMMU_LD_TLB_WRITE_REGISTER32(base_address, value)\ +{\ + const u32 offset = MMU_MMU_LD_TLB_OFFSET;\ + register u32 new_value = (value);\ + _DEBUG_LEVEL1_EASI(EASIL1_MMUMMU_LD_TLB_WRITE_REGISTER32);\ + __raw_writel(new_value, (base_address)+offset);\ +} + +#define MMUMMU_CAM_WRITE_REGISTER32(base_address, value)\ +{\ + const u32 offset = MMU_MMU_CAM_OFFSET;\ + register u32 new_value = (value);\ + _DEBUG_LEVEL1_EASI(EASIL1_MMUMMU_CAM_WRITE_REGISTER32);\ + __raw_writel(new_value, (base_address)+offset);\ +} + +#define MMUMMU_RAM_WRITE_REGISTER32(base_address, value)\ +{\ + const u32 offset = MMU_MMU_RAM_OFFSET;\ + register u32 new_value = (value);\ + _DEBUG_LEVEL1_EASI(EASIL1_MMUMMU_RAM_WRITE_REGISTER32);\ + __raw_writel(new_value, (base_address)+offset);\ +} + +#define MMUMMU_FLUSH_ENTRY_WRITE_REGISTER32(base_address, value)\ +{\ + const u32 offset = MMU_MMU_FLUSH_ENTRY_OFFSET;\ + register u32 new_value = (value);\ + _DEBUG_LEVEL1_EASI(EASIL1_MMUMMU_FLUSH_ENTRY_WRITE_REGISTER32);\ + __raw_writel(new_value, (base_address)+offset);\ +} + +#endif /* USE_LEVEL_1_MACROS */ + +#endif /* _MMU_REG_ACM_H */ diff --git a/drivers/staging/tidspbridge/hw/hw_defs.h b/drivers/staging/tidspbridge/hw/hw_defs.h new file mode 100644 index 00000000000..d5266d4c163 --- /dev/null +++ b/drivers/staging/tidspbridge/hw/hw_defs.h @@ -0,0 +1,58 @@ +/* + * hw_defs.h + * + * DSP-BIOS Bridge driver support functions for TI OMAP processors. + * + * Global HW definitions + * + * Copyright (C) 2007 Texas Instruments, Inc. + * + * This package is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED + * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. + */ + +#ifndef _HW_DEFS_H +#define _HW_DEFS_H + +/* Page size */ +#define HW_PAGE_SIZE4KB 0x1000 +#define HW_PAGE_SIZE64KB 0x10000 +#define HW_PAGE_SIZE1MB 0x100000 +#define HW_PAGE_SIZE16MB 0x1000000 + +/* hw_status: return type for HW API */ +typedef long hw_status; + +/* Macro used to set and clear any bit */ +#define HW_CLEAR 0 +#define HW_SET 1 + +/* hw_endianism_t: Enumerated Type used to specify the endianism + * Do NOT change these values. They are used as bit fields. */ +enum hw_endianism_t { + HW_LITTLE_ENDIAN, + HW_BIG_ENDIAN +}; + +/* hw_element_size_t: Enumerated Type used to specify the element size + * Do NOT change these values. They are used as bit fields. */ +enum hw_element_size_t { + HW_ELEM_SIZE8BIT, + HW_ELEM_SIZE16BIT, + HW_ELEM_SIZE32BIT, + HW_ELEM_SIZE64BIT +}; + +/* hw_idle_mode_t: Enumerated Type used to specify Idle modes */ +enum hw_idle_mode_t { + HW_FORCE_IDLE, + HW_NO_IDLE, + HW_SMART_IDLE +}; + +#endif /* _HW_DEFS_H */ diff --git a/drivers/staging/tidspbridge/hw/hw_mmu.c b/drivers/staging/tidspbridge/hw/hw_mmu.c new file mode 100644 index 00000000000..014f5d5293a --- /dev/null +++ b/drivers/staging/tidspbridge/hw/hw_mmu.c @@ -0,0 +1,562 @@ +/* + * hw_mmu.c + * + * DSP-BIOS Bridge driver support functions for TI OMAP processors. + * + * API definitions to setup MMU TLB and PTE + * + * Copyright (C) 2007 Texas Instruments, Inc. + * + * This package is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED + * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. + */ + +#include <linux/io.h> +#include "MMURegAcM.h" +#include <hw_defs.h> +#include <hw_mmu.h> +#include <linux/types.h> +#include <linux/err.h> + +#define MMU_BASE_VAL_MASK 0xFC00 +#define MMU_PAGE_MAX 3 +#define MMU_ELEMENTSIZE_MAX 3 +#define MMU_ADDR_MASK 0xFFFFF000 +#define MMU_TTB_MASK 0xFFFFC000 +#define MMU_SECTION_ADDR_MASK 0xFFF00000 +#define MMU_SSECTION_ADDR_MASK 0xFF000000 +#define MMU_PAGE_TABLE_MASK 0xFFFFFC00 +#define MMU_LARGE_PAGE_MASK 0xFFFF0000 +#define MMU_SMALL_PAGE_MASK 0xFFFFF000 + +#define MMU_LOAD_TLB 0x00000001 +#define MMU_GFLUSH 0x60 + +/* + * hw_mmu_page_size_t: Enumerated Type used to specify the MMU Page Size(SLSS) + */ +enum hw_mmu_page_size_t { + HW_MMU_SECTION, + HW_MMU_LARGE_PAGE, + HW_MMU_SMALL_PAGE, + HW_MMU_SUPERSECTION +}; + +/* + * FUNCTION : mmu_flush_entry + * + * INPUTS: + * + * Identifier : base_address + * Type : const u32 + * Description : Base Address of instance of MMU module + * + * RETURNS: + * + * Type : hw_status + * Description : 0 -- No errors occured + * RET_BAD_NULL_PARAM -- A Pointer + * Paramater was set to NULL + * + * PURPOSE: : Flush the TLB entry pointed by the + * lock counter register + * even if this entry is set protected + * + * METHOD: : Check the Input parameter and Flush a + * single entry in the TLB. + */ +static hw_status mmu_flush_entry(const void __iomem *base_address); + +/* + * FUNCTION : mmu_set_cam_entry + * + * INPUTS: + * + * Identifier : base_address + * TypE : const u32 + * Description : Base Address of instance of MMU module + * + * Identifier : page_sz + * TypE : const u32 + * Description : It indicates the page size + * + * Identifier : preserved_bit + * Type : const u32 + * Description : It indicates the TLB entry is preserved entry + * or not + * + * Identifier : valid_bit + * Type : const u32 + * Description : It indicates the TLB entry is valid entry or not + * + * + * Identifier : virtual_addr_tag + * Type : const u32 + * Description : virtual Address + * + * RETURNS: + * + * Type : hw_status + * Description : 0 -- No errors occured + * RET_BAD_NULL_PARAM -- A Pointer Paramater + * was set to NULL + * RET_PARAM_OUT_OF_RANGE -- Input Parameter out + * of Range + * + * PURPOSE: : Set MMU_CAM reg + * + * METHOD: : Check the Input parameters and set the CAM entry. + */ +static hw_status mmu_set_cam_entry(const void __iomem *base_address, + const u32 page_sz, + const u32 preserved_bit, + const u32 valid_bit, + const u32 virtual_addr_tag); + +/* + * FUNCTION : mmu_set_ram_entry + * + * INPUTS: + * + * Identifier : base_address + * Type : const u32 + * Description : Base Address of instance of MMU module + * + * Identifier : physical_addr + * Type : const u32 + * Description : Physical Address to which the corresponding + * virtual Address shouldpoint + * + * Identifier : endianism + * Type : hw_endianism_t + * Description : endianism for the given page + * + * Identifier : element_size + * Type : hw_element_size_t + * Description : The element size ( 8,16, 32 or 64 bit) + * + * Identifier : mixed_size + * Type : hw_mmu_mixed_size_t + * Description : Element Size to follow CPU or TLB + * + * RETURNS: + * + * Type : hw_status + * Description : 0 -- No errors occured + * RET_BAD_NULL_PARAM -- A Pointer Paramater + * was set to NULL + * RET_PARAM_OUT_OF_RANGE -- Input Parameter + * out of Range + * + * PURPOSE: : Set MMU_CAM reg + * + * METHOD: : Check the Input parameters and set the RAM entry. + */ +static hw_status mmu_set_ram_entry(const void __iomem *base_address, + const u32 physical_addr, + enum hw_endianism_t endianism, + enum hw_element_size_t element_size, + enum hw_mmu_mixed_size_t mixed_size); + +/* HW FUNCTIONS */ + +hw_status hw_mmu_enable(const void __iomem *base_address) +{ + hw_status status = 0; + + MMUMMU_CNTLMMU_ENABLE_WRITE32(base_address, HW_SET); + + return status; +} + +hw_status hw_mmu_disable(const void __iomem *base_address) +{ + hw_status status = 0; + + MMUMMU_CNTLMMU_ENABLE_WRITE32(base_address, HW_CLEAR); + + return status; +} + +hw_status hw_mmu_num_locked_set(const void __iomem *base_address, + u32 num_locked_entries) +{ + hw_status status = 0; + + MMUMMU_LOCK_BASE_VALUE_WRITE32(base_address, num_locked_entries); + + return status; +} + +hw_status hw_mmu_victim_num_set(const void __iomem *base_address, + u32 victim_entry_num) +{ + hw_status status = 0; + + MMUMMU_LOCK_CURRENT_VICTIM_WRITE32(base_address, victim_entry_num); + + return status; +} + +hw_status hw_mmu_event_ack(const void __iomem *base_address, u32 irq_mask) +{ + hw_status status = 0; + + MMUMMU_IRQSTATUS_WRITE_REGISTER32(base_address, irq_mask); + + return status; +} + +hw_status hw_mmu_event_disable(const void __iomem *base_address, u32 irq_mask) +{ + hw_status status = 0; + u32 irq_reg; + + irq_reg = MMUMMU_IRQENABLE_READ_REGISTER32(base_address); + + MMUMMU_IRQENABLE_WRITE_REGISTER32(base_address, irq_reg & ~irq_mask); + + return status; +} + +hw_status hw_mmu_event_enable(const void __iomem *base_address, u32 irq_mask) +{ + hw_status status = 0; + u32 irq_reg; + + irq_reg = MMUMMU_IRQENABLE_READ_REGISTER32(base_address); + + MMUMMU_IRQENABLE_WRITE_REGISTER32(base_address, irq_reg | irq_mask); + + return status; +} + +hw_status hw_mmu_event_status(const void __iomem *base_address, u32 *irq_mask) +{ + hw_status status = 0; + + *irq_mask = MMUMMU_IRQSTATUS_READ_REGISTER32(base_address); + + return status; +} + +hw_status hw_mmu_fault_addr_read(const void __iomem *base_address, u32 *addr) +{ + hw_status status = 0; + + /* read values from register */ + *addr = MMUMMU_FAULT_AD_READ_REGISTER32(base_address); + + return status; +} + +hw_status hw_mmu_ttb_set(const void __iomem *base_address, u32 ttb_phys_addr) +{ + hw_status status = 0; + u32 load_ttb; + + load_ttb = ttb_phys_addr & ~0x7FUL; + /* write values to register */ + MMUMMU_TTB_WRITE_REGISTER32(base_address, load_ttb); + + return status; +} + +hw_status hw_mmu_twl_enable(const void __iomem *base_address) +{ + hw_status status = 0; + + MMUMMU_CNTLTWL_ENABLE_WRITE32(base_address, HW_SET); + + return status; +} + +hw_status hw_mmu_twl_disable(const void __iomem *base_address) +{ + hw_status status = 0; + + MMUMMU_CNTLTWL_ENABLE_WRITE32(base_address, HW_CLEAR); + + return status; +} + +hw_status hw_mmu_tlb_flush(const void __iomem *base_address, u32 virtual_addr, + u32 page_sz) +{ + hw_status status = 0; + u32 virtual_addr_tag; + enum hw_mmu_page_size_t pg_size_bits; + + switch (page_sz) { + case HW_PAGE_SIZE4KB: + pg_size_bits = HW_MMU_SMALL_PAGE; + break; + + case HW_PAGE_SIZE64KB: + pg_size_bits = HW_MMU_LARGE_PAGE; + break; + + case HW_PAGE_SIZE1MB: + pg_size_bits = HW_MMU_SECTION; + break; + + case HW_PAGE_SIZE16MB: + pg_size_bits = HW_MMU_SUPERSECTION; + break; + + default: + return -EINVAL; + } + + /* Generate the 20-bit tag from virtual address */ + virtual_addr_tag = ((virtual_addr & MMU_ADDR_MASK) >> 12); + + mmu_set_cam_entry(base_address, pg_size_bits, 0, 0, virtual_addr_tag); + + mmu_flush_entry(base_address); + + return status; +} + +hw_status hw_mmu_tlb_add(const void __iomem *base_address, + u32 physical_addr, + u32 virtual_addr, + u32 page_sz, + u32 entry_num, + struct hw_mmu_map_attrs_t *map_attrs, + s8 preserved_bit, s8 valid_bit) +{ + hw_status status = 0; + u32 lock_reg; + u32 virtual_addr_tag; + enum hw_mmu_page_size_t mmu_pg_size; + + /*Check the input Parameters */ + switch (page_sz) { + case HW_PAGE_SIZE4KB: + mmu_pg_size = HW_MMU_SMALL_PAGE; + break; + + case HW_PAGE_SIZE64KB: + mmu_pg_size = HW_MMU_LARGE_PAGE; + break; + + case HW_PAGE_SIZE1MB: + mmu_pg_size = HW_MMU_SECTION; + break; + + case HW_PAGE_SIZE16MB: + mmu_pg_size = HW_MMU_SUPERSECTION; + break; + + default: + return -EINVAL; + } + + lock_reg = MMUMMU_LOCK_READ_REGISTER32(base_address); + + /* Generate the 20-bit tag from virtual address */ + virtual_addr_tag = ((virtual_addr & MMU_ADDR_MASK) >> 12); + + /* Write the fields in the CAM Entry Register */ + mmu_set_cam_entry(base_address, mmu_pg_size, preserved_bit, valid_bit, + virtual_addr_tag); + + /* Write the different fields of the RAM Entry Register */ + /* endianism of the page,Element Size of the page (8, 16, 32, 64 bit) */ + mmu_set_ram_entry(base_address, physical_addr, map_attrs->endianism, + map_attrs->element_size, map_attrs->mixed_size); + + /* Update the MMU Lock Register */ + /* currentVictim between lockedBaseValue and (MMU_Entries_Number - 1) */ + MMUMMU_LOCK_CURRENT_VICTIM_WRITE32(base_address, entry_num); + + /* Enable loading of an entry in TLB by writing 1 + into LD_TLB_REG register */ + MMUMMU_LD_TLB_WRITE_REGISTER32(base_address, MMU_LOAD_TLB); + + MMUMMU_LOCK_WRITE_REGISTER32(base_address, lock_reg); + + return status; +} + +hw_status hw_mmu_pte_set(const u32 pg_tbl_va, + u32 physical_addr, + u32 virtual_addr, + u32 page_sz, struct hw_mmu_map_attrs_t *map_attrs) +{ + hw_status status = 0; + u32 pte_addr, pte_val; + s32 num_entries = 1; + + switch (page_sz) { + case HW_PAGE_SIZE4KB: + pte_addr = hw_mmu_pte_addr_l2(pg_tbl_va, + virtual_addr & + MMU_SMALL_PAGE_MASK); + pte_val = + ((physical_addr & MMU_SMALL_PAGE_MASK) | + (map_attrs->endianism << 9) | (map_attrs-> + element_size << 4) | + (map_attrs->mixed_size << 11) | 2); + break; + + case HW_PAGE_SIZE64KB: + num_entries = 16; + pte_addr = hw_mmu_pte_addr_l2(pg_tbl_va, + virtual_addr & + MMU_LARGE_PAGE_MASK); + pte_val = + ((physical_addr & MMU_LARGE_PAGE_MASK) | + (map_attrs->endianism << 9) | (map_attrs-> + element_size << 4) | + (map_attrs->mixed_size << 11) | 1); + break; + + case HW_PAGE_SIZE1MB: + pte_addr = hw_mmu_pte_addr_l1(pg_tbl_va, + virtual_addr & + MMU_SECTION_ADDR_MASK); + pte_val = + ((((physical_addr & MMU_SECTION_ADDR_MASK) | + (map_attrs->endianism << 15) | (map_attrs-> + element_size << 10) | + (map_attrs->mixed_size << 17)) & ~0x40000) | 0x2); + break; + + case HW_PAGE_SIZE16MB: + num_entries = 16; + pte_addr = hw_mmu_pte_addr_l1(pg_tbl_va, + virtual_addr & + MMU_SSECTION_ADDR_MASK); + pte_val = + (((physical_addr & MMU_SSECTION_ADDR_MASK) | + (map_attrs->endianism << 15) | (map_attrs-> + element_size << 10) | + (map_attrs->mixed_size << 17) + ) | 0x40000 | 0x2); + break; + + case HW_MMU_COARSE_PAGE_SIZE: + pte_addr = hw_mmu_pte_addr_l1(pg_tbl_va, + virtual_addr & + MMU_SECTION_ADDR_MASK); + pte_val = (physical_addr & MMU_PAGE_TABLE_MASK) | 1; + break; + + default: + return -EINVAL; + } + + while (--num_entries >= 0) + ((u32 *) pte_addr)[num_entries] = pte_val; + + return status; +} + +hw_status hw_mmu_pte_clear(const u32 pg_tbl_va, u32 virtual_addr, u32 page_size) +{ + hw_status status = 0; + u32 pte_addr; + s32 num_entries = 1; + + switch (page_size) { + case HW_PAGE_SIZE4KB: + pte_addr = hw_mmu_pte_addr_l2(pg_tbl_va, + virtual_addr & + MMU_SMALL_PAGE_MASK); + break; + + case HW_PAGE_SIZE64KB: + num_entries = 16; + pte_addr = hw_mmu_pte_addr_l2(pg_tbl_va, + virtual_addr & + MMU_LARGE_PAGE_MASK); + break; + + case HW_PAGE_SIZE1MB: + case HW_MMU_COARSE_PAGE_SIZE: + pte_addr = hw_mmu_pte_addr_l1(pg_tbl_va, + virtual_addr & + MMU_SECTION_ADDR_MASK); + break; + + case HW_PAGE_SIZE16MB: + num_entries = 16; + pte_addr = hw_mmu_pte_addr_l1(pg_tbl_va, + virtual_addr & + MMU_SSECTION_ADDR_MASK); + break; + + default: + return -EINVAL; + } + + while (--num_entries >= 0) + ((u32 *) pte_addr)[num_entries] = 0; + + return status; +} + +/* mmu_flush_entry */ +static hw_status mmu_flush_entry(const void __iomem *base_address) +{ + hw_status status = 0; + u32 flush_entry_data = 0x1; + + /* write values to register */ + MMUMMU_FLUSH_ENTRY_WRITE_REGISTER32(base_address, flush_entry_data); + + return status; +} + +/* mmu_set_cam_entry */ +static hw_status mmu_set_cam_entry(const void __iomem *base_address, + const u32 page_sz, + const u32 preserved_bit, + const u32 valid_bit, + const u32 virtual_addr_tag) +{ + hw_status status = 0; + u32 mmu_cam_reg; + + mmu_cam_reg = (virtual_addr_tag << 12); + mmu_cam_reg = (mmu_cam_reg) | (page_sz) | (valid_bit << 2) | + (preserved_bit << 3); + + /* write values to register */ + MMUMMU_CAM_WRITE_REGISTER32(base_address, mmu_cam_reg); + + return status; +} + +/* mmu_set_ram_entry */ +static hw_status mmu_set_ram_entry(const void __iomem *base_address, + const u32 physical_addr, + enum hw_endianism_t endianism, + enum hw_element_size_t element_size, + enum hw_mmu_mixed_size_t mixed_size) +{ + hw_status status = 0; + u32 mmu_ram_reg; + + mmu_ram_reg = (physical_addr & MMU_ADDR_MASK); + mmu_ram_reg = (mmu_ram_reg) | ((endianism << 9) | (element_size << 7) | + (mixed_size << 6)); + + /* write values to register */ + MMUMMU_RAM_WRITE_REGISTER32(base_address, mmu_ram_reg); + + return status; + +} + +void hw_mmu_tlb_flush_all(const void __iomem *base) +{ + __raw_writeb(1, base + MMU_GFLUSH); +} diff --git a/drivers/staging/tidspbridge/hw/hw_mmu.h b/drivers/staging/tidspbridge/hw/hw_mmu.h new file mode 100644 index 00000000000..1458a2c6027 --- /dev/null +++ b/drivers/staging/tidspbridge/hw/hw_mmu.h @@ -0,0 +1,163 @@ +/* + * hw_mmu.h + * + * DSP-BIOS Bridge driver support functions for TI OMAP processors. + * + * MMU types and API declarations + * + * Copyright (C) 2007 Texas Instruments, Inc. + * + * This package is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED + * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. + */ + +#ifndef _HW_MMU_H +#define _HW_MMU_H + +#include <linux/types.h> + +/* Bitmasks for interrupt sources */ +#define HW_MMU_TRANSLATION_FAULT 0x2 +#define HW_MMU_ALL_INTERRUPTS 0x1F + +#define HW_MMU_COARSE_PAGE_SIZE 0x400 + +/* hw_mmu_mixed_size_t: Enumerated Type used to specify whether to follow + CPU/TLB Element size */ +enum hw_mmu_mixed_size_t { + HW_MMU_TLBES, + HW_MMU_CPUES +}; + +/* hw_mmu_map_attrs_t: Struct containing MMU mapping attributes */ +struct hw_mmu_map_attrs_t { + enum hw_endianism_t endianism; + enum hw_element_size_t element_size; + enum hw_mmu_mixed_size_t mixed_size; + bool donotlockmpupage; +}; + +extern hw_status hw_mmu_enable(const void __iomem *base_address); + +extern hw_status hw_mmu_disable(const void __iomem *base_address); + +extern hw_status hw_mmu_num_locked_set(const void __iomem *base_address, + u32 num_locked_entries); + +extern hw_status hw_mmu_victim_num_set(const void __iomem *base_address, + u32 victim_entry_num); + +/* For MMU faults */ +extern hw_status hw_mmu_event_ack(const void __iomem *base_address, + u32 irq_mask); + +extern hw_status hw_mmu_event_disable(const void __iomem *base_address, + u32 irq_mask); + +extern hw_status hw_mmu_event_enable(const void __iomem *base_address, + u32 irq_mask); + +extern hw_status hw_mmu_event_status(const void __iomem *base_address, + u32 *irq_mask); + +extern hw_status hw_mmu_fault_addr_read(const void __iomem *base_address, + u32 *addr); + +/* Set the TT base address */ +extern hw_status hw_mmu_ttb_set(const void __iomem *base_address, + u32 ttb_phys_addr); + +extern hw_status hw_mmu_twl_enable(const void __iomem *base_address); + +extern hw_status hw_mmu_twl_disable(const void __iomem *base_address); + +extern hw_status hw_mmu_tlb_flush(const void __iomem *base_address, + u32 virtual_addr, u32 page_sz); + +extern hw_status hw_mmu_tlb_add(const void __iomem *base_address, + u32 physical_addr, + u32 virtual_addr, + u32 page_sz, + u32 entry_num, + struct hw_mmu_map_attrs_t *map_attrs, + s8 preserved_bit, s8 valid_bit); + +/* For PTEs */ +extern hw_status hw_mmu_pte_set(const u32 pg_tbl_va, + u32 physical_addr, + u32 virtual_addr, + u32 page_sz, + struct hw_mmu_map_attrs_t *map_attrs); + +extern hw_status hw_mmu_pte_clear(const u32 pg_tbl_va, + u32 virtual_addr, u32 page_size); + +void hw_mmu_tlb_flush_all(const void __iomem *base); + +static inline u32 hw_mmu_pte_addr_l1(u32 l1_base, u32 va) +{ + u32 pte_addr; + u32 va31_to20; + + va31_to20 = va >> (20 - 2); /* Left-shift by 2 here itself */ + va31_to20 &= 0xFFFFFFFCUL; + pte_addr = l1_base + va31_to20; + + return pte_addr; +} + +static inline u32 hw_mmu_pte_addr_l2(u32 l2_base, u32 va) +{ + u32 pte_addr; + + pte_addr = (l2_base & 0xFFFFFC00) | ((va >> 10) & 0x3FC); + + return pte_addr; +} + +static inline u32 hw_mmu_pte_coarse_l1(u32 pte_val) +{ + u32 pte_coarse; + + pte_coarse = pte_val & 0xFFFFFC00; + + return pte_coarse; +} + +static inline u32 hw_mmu_pte_size_l1(u32 pte_val) +{ + u32 pte_size = 0; + + if ((pte_val & 0x3) == 0x1) { + /* Points to L2 PT */ + pte_size = HW_MMU_COARSE_PAGE_SIZE; + } + + if ((pte_val & 0x3) == 0x2) { + if (pte_val & (1 << 18)) + pte_size = HW_PAGE_SIZE16MB; + else + pte_size = HW_PAGE_SIZE1MB; + } + + return pte_size; +} + +static inline u32 hw_mmu_pte_size_l2(u32 pte_val) +{ + u32 pte_size = 0; + + if (pte_val & 0x2) + pte_size = HW_PAGE_SIZE4KB; + else if (pte_val & 0x1) + pte_size = HW_PAGE_SIZE64KB; + + return pte_size; +} + +#endif /* _HW_MMU_H */ diff --git a/drivers/staging/tidspbridge/include/dspbridge/cfgdefs.h b/drivers/staging/tidspbridge/include/dspbridge/cfgdefs.h index dfb55cca34c..38122dbf877 100644 --- a/drivers/staging/tidspbridge/include/dspbridge/cfgdefs.h +++ b/drivers/staging/tidspbridge/include/dspbridge/cfgdefs.h @@ -68,6 +68,7 @@ struct cfg_hostres { void __iomem *dw_per_base; u32 dw_per_pm_base; u32 dw_core_pm_base; + void __iomem *dw_dmmu_base; void __iomem *dw_sys_ctrl_base; }; diff --git a/drivers/staging/tidspbridge/include/dspbridge/dev.h b/drivers/staging/tidspbridge/include/dspbridge/dev.h index 9bdd48f5742..357458fadd2 100644 --- a/drivers/staging/tidspbridge/include/dspbridge/dev.h +++ b/drivers/staging/tidspbridge/include/dspbridge/dev.h @@ -27,6 +27,7 @@ #include <dspbridge/nodedefs.h> #include <dspbridge/dispdefs.h> #include <dspbridge/dspdefs.h> +#include <dspbridge/dmm.h> #include <dspbridge/host_os.h> /* ----------------------------------- This */ @@ -233,6 +234,29 @@ extern int dev_get_cmm_mgr(struct dev_object *hdev_obj, struct cmm_object **mgr); /* + * ======== dev_get_dmm_mgr ======== + * Purpose: + * Retrieve the handle to the dynamic memory manager created for this + * device. + * Parameters: + * hdev_obj: Handle to device object created with + * dev_create_device(). + * *mgr: Ptr to location to store handle. + * Returns: + * 0: Success. + * -EFAULT: Invalid hdev_obj. + * Requires: + * mgr != NULL. + * DEV Initialized. + * Ensures: + * 0: *mgr contains a handle to a channel manager object, + * or NULL. + * else: *mgr is NULL. + */ +extern int dev_get_dmm_mgr(struct dev_object *hdev_obj, + struct dmm_object **mgr); + +/* * ======== dev_get_cod_mgr ======== * Purpose: * Retrieve the COD manager create for this device. diff --git a/drivers/staging/tidspbridge/include/dspbridge/dmm.h b/drivers/staging/tidspbridge/include/dspbridge/dmm.h new file mode 100644 index 00000000000..6c58335c5f6 --- /dev/null +++ b/drivers/staging/tidspbridge/include/dspbridge/dmm.h @@ -0,0 +1,75 @@ +/* + * dmm.h + * + * DSP-BIOS Bridge driver support functions for TI OMAP processors. + * + * The Dynamic Memory Mapping(DMM) module manages the DSP Virtual address + * space that can be directly mapped to any MPU buffer or memory region. + * + * Copyright (C) 2005-2006 Texas Instruments, Inc. + * + * This package is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED + * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. + */ + +#ifndef DMM_ +#define DMM_ + +#include <dspbridge/dbdefs.h> + +struct dmm_object; + +/* DMM attributes used in dmm_create() */ +struct dmm_mgrattrs { + u32 reserved; +}; + +#define DMMPOOLSIZE 0x4000000 + +/* + * ======== dmm_get_handle ======== + * Purpose: + * Return the dynamic memory manager object for this device. + * This is typically called from the client process. + */ + +extern int dmm_get_handle(void *hprocessor, + struct dmm_object **dmm_manager); + +extern int dmm_reserve_memory(struct dmm_object *dmm_mgr, + u32 size, u32 *prsv_addr); + +extern int dmm_un_reserve_memory(struct dmm_object *dmm_mgr, + u32 rsv_addr); + +extern int dmm_map_memory(struct dmm_object *dmm_mgr, u32 addr, + u32 size); + +extern int dmm_un_map_memory(struct dmm_object *dmm_mgr, + u32 addr, u32 *psize); + +extern int dmm_destroy(struct dmm_object *dmm_mgr); + +extern int dmm_delete_tables(struct dmm_object *dmm_mgr); + +extern int dmm_create(struct dmm_object **dmm_manager, + struct dev_object *hdev_obj, + const struct dmm_mgrattrs *mgr_attrts); + +extern bool dmm_init(void); + +extern void dmm_exit(void); + +extern int dmm_create_tables(struct dmm_object *dmm_mgr, + u32 addr, u32 size); + +#ifdef DSP_DMM_DEBUG +u32 dmm_mem_map_dump(struct dmm_object *dmm_mgr); +#endif + +#endif /* DMM_ */ diff --git a/drivers/staging/tidspbridge/include/dspbridge/drv.h b/drivers/staging/tidspbridge/include/dspbridge/drv.h index 75a2c9b5c6f..c1f363ec9af 100644 --- a/drivers/staging/tidspbridge/include/dspbridge/drv.h +++ b/drivers/staging/tidspbridge/include/dspbridge/drv.h @@ -108,6 +108,12 @@ struct dmm_map_object { struct bridge_dma_map_info dma_info; }; +/* Used for DMM reserved memory accounting */ +struct dmm_rsv_object { + struct list_head link; + u32 dsp_reserved_addr; +}; + /* New structure (member of process context) abstracts DMM resource info */ struct dspheap_res_object { s32 heap_allocated; /* DMM status */ @@ -159,6 +165,10 @@ struct process_context { struct list_head dmm_map_list; spinlock_t dmm_map_lock; + /* DMM reserved memory resources */ + struct list_head dmm_rsv_list; + spinlock_t dmm_rsv_lock; + /* DSP Heap resources */ struct dspheap_res_object *pdspheap_list; diff --git a/drivers/staging/tidspbridge/include/dspbridge/dsp-mmu.h b/drivers/staging/tidspbridge/include/dspbridge/dsp-mmu.h deleted file mode 100644 index cb38d4cc073..00000000000 --- a/drivers/staging/tidspbridge/include/dspbridge/dsp-mmu.h +++ /dev/null @@ -1,67 +0,0 @@ -/* - * dsp-mmu.h - * - * DSP-BIOS Bridge driver support functions for TI OMAP processors. - * - * DSP iommu. - * - * Copyright (C) 2005-2010 Texas Instruments, Inc. - * - * This package is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED - * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. - */ - -#ifndef _DSP_MMU_ -#define _DSP_MMU_ - -#include <plat/iommu.h> -#include <plat/iovmm.h> - -/** - * dsp_mmu_init() - initialize dsp_mmu module and returns a handle - * - * This function initialize dsp mmu module and returns a struct iommu - * handle to use it for dsp maps. - * - */ -struct iommu *dsp_mmu_init(void); - -/** - * dsp_mmu_exit() - destroy dsp mmu module - * @mmu: Pointer to iommu handle. - * - * This function destroys dsp mmu module. - * - */ -void dsp_mmu_exit(struct iommu *mmu); - -/** - * user_to_dsp_map() - maps user to dsp virtual address - * @mmu: Pointer to iommu handle. - * @uva: Virtual user space address. - * @da DSP address - * @size Buffer size to map. - * @usr_pgs struct page array pointer where the user pages will be stored - * - * This function maps a user space buffer into DSP virtual address. - * - */ -u32 user_to_dsp_map(struct iommu *mmu, u32 uva, u32 da, u32 size, - struct page **usr_pgs); - -/** - * user_to_dsp_unmap() - unmaps DSP virtual buffer. - * @mmu: Pointer to iommu handle. - * @da DSP address - * - * This function unmaps a user space buffer into DSP virtual address. - * - */ -int user_to_dsp_unmap(struct iommu *mmu, u32 da); - -#endif diff --git a/drivers/staging/tidspbridge/include/dspbridge/dspdefs.h b/drivers/staging/tidspbridge/include/dspbridge/dspdefs.h index 61536347481..0ae7d1646a1 100644 --- a/drivers/staging/tidspbridge/include/dspbridge/dspdefs.h +++ b/drivers/staging/tidspbridge/include/dspbridge/dspdefs.h @@ -162,6 +162,48 @@ typedef int(*fxn_brd_memwrite) (struct bridge_dev_context u32 mem_type); /* + * ======== bridge_brd_mem_map ======== + * Purpose: + * Map a MPU memory region to a DSP/IVA memory space + * Parameters: + * dev_ctxt: Handle to Bridge driver defined device info. + * ul_mpu_addr: MPU memory region start address. + * virt_addr: DSP/IVA memory region u8 address. + * ul_num_bytes: Number of bytes to map. + * map_attrs: Mapping attributes (e.g. endianness). + * Returns: + * 0: Success. + * -EPERM: Other, unspecified error. + * Requires: + * dev_ctxt != NULL; + * Ensures: + */ +typedef int(*fxn_brd_memmap) (struct bridge_dev_context + * dev_ctxt, u32 ul_mpu_addr, + u32 virt_addr, u32 ul_num_bytes, + u32 map_attr, + struct page **mapped_pages); + +/* + * ======== bridge_brd_mem_un_map ======== + * Purpose: + * UnMap an MPU memory region from DSP/IVA memory space + * Parameters: + * dev_ctxt: Handle to Bridge driver defined device info. + * virt_addr: DSP/IVA memory region u8 address. + * ul_num_bytes: Number of bytes to unmap. + * Returns: + * 0: Success. + * -EPERM: Other, unspecified error. + * Requires: + * dev_ctxt != NULL; + * Ensures: + */ +typedef int(*fxn_brd_memunmap) (struct bridge_dev_context + * dev_ctxt, + u32 virt_addr, u32 ul_num_bytes); + +/* * ======== bridge_brd_stop ======== * Purpose: * Bring board to the BRD_STOPPED state. @@ -951,6 +993,8 @@ struct bridge_drv_interface { fxn_brd_setstate pfn_brd_set_state; /* Sets the Board State */ fxn_brd_memcopy pfn_brd_mem_copy; /* Copies DSP Memory */ fxn_brd_memwrite pfn_brd_mem_write; /* Write DSP Memory w/o halt */ + fxn_brd_memmap pfn_brd_mem_map; /* Maps MPU mem to DSP mem */ + fxn_brd_memunmap pfn_brd_mem_un_map; /* Unmaps MPU mem to DSP mem */ fxn_chnl_create pfn_chnl_create; /* Create channel manager. */ fxn_chnl_destroy pfn_chnl_destroy; /* Destroy channel manager. */ fxn_chnl_open pfn_chnl_open; /* Create a new channel. */ diff --git a/drivers/staging/tidspbridge/include/dspbridge/dspioctl.h b/drivers/staging/tidspbridge/include/dspbridge/dspioctl.h index bad180108ad..41e0594dff3 100644 --- a/drivers/staging/tidspbridge/include/dspbridge/dspioctl.h +++ b/drivers/staging/tidspbridge/include/dspbridge/dspioctl.h @@ -19,6 +19,10 @@ #ifndef DSPIOCTL_ #define DSPIOCTL_ +/* ------------------------------------ Hardware Abstraction Layer */ +#include <hw_defs.h> +#include <hw_mmu.h> + /* * Any IOCTLS at or above this value are reserved for standard Bridge driver * interfaces. @@ -61,6 +65,9 @@ struct bridge_ioctl_extproc { /* GPP virtual address. __va does not work for ioremapped addresses */ u32 ul_gpp_va; u32 ul_size; /* Size of the mapped memory in bytes */ + enum hw_endianism_t endianism; + enum hw_mmu_mixed_size_t mixed_mode; + enum hw_element_size_t elem_size; }; #endif /* DSPIOCTL_ */ diff --git a/drivers/staging/tidspbridge/include/dspbridge/proc.h b/drivers/staging/tidspbridge/include/dspbridge/proc.h index 2d12aab6b5b..5e09fd165d9 100644 --- a/drivers/staging/tidspbridge/include/dspbridge/proc.h +++ b/drivers/staging/tidspbridge/include/dspbridge/proc.h @@ -551,6 +551,29 @@ extern int proc_map(void *hprocessor, struct process_context *pr_ctxt); /* + * ======== proc_reserve_memory ======== + * Purpose: + * Reserve a virtually contiguous region of DSP address space. + * Parameters: + * hprocessor : The processor handle. + * ul_size : Size of the address space to reserve. + * pp_rsv_addr : Ptr to DSP side reserved u8 address. + * Returns: + * 0 : Success. + * -EFAULT : Invalid processor handle. + * -EPERM : General failure. + * -ENOMEM : Cannot reserve chunk of this size. + * Requires: + * pp_rsv_addr is not NULL + * PROC Initialized. + * Ensures: + * Details: + */ +extern int proc_reserve_memory(void *hprocessor, + u32 ul_size, void **pp_rsv_addr, + struct process_context *pr_ctxt); + +/* * ======== proc_un_map ======== * Purpose: * Removes a MPU buffer mapping from the DSP address space. @@ -572,4 +595,27 @@ extern int proc_map(void *hprocessor, extern int proc_un_map(void *hprocessor, void *map_addr, struct process_context *pr_ctxt); +/* + * ======== proc_un_reserve_memory ======== + * Purpose: + * Frees a previously reserved region of DSP address space. + * Parameters: + * hprocessor : The processor handle. + * prsv_addr : Ptr to DSP side reservedBYTE address. + * Returns: + * 0 : Success. + * -EFAULT : Invalid processor handle. + * -EPERM : General failure. + * -ENOENT : Cannot find a reserved region starting with this + * : address. + * Requires: + * prsv_addr is not NULL + * PROC Initialized. + * Ensures: + * Details: + */ +extern int proc_un_reserve_memory(void *hprocessor, + void *prsv_addr, + struct process_context *pr_ctxt); + #endif /* PROC_ */ diff --git a/drivers/staging/tidspbridge/pmgr/dev.c b/drivers/staging/tidspbridge/pmgr/dev.c index 7b30267ef0e..132e960967b 100644 --- a/drivers/staging/tidspbridge/pmgr/dev.c +++ b/drivers/staging/tidspbridge/pmgr/dev.c @@ -34,6 +34,7 @@ #include <dspbridge/cod.h> #include <dspbridge/drv.h> #include <dspbridge/proc.h> +#include <dspbridge/dmm.h> /* ----------------------------------- Resource Manager */ #include <dspbridge/mgr.h> @@ -74,6 +75,7 @@ struct dev_object { struct msg_mgr *hmsg_mgr; /* Message manager. */ struct io_mgr *hio_mgr; /* IO manager (CHNL, msg_ctrl) */ struct cmm_object *hcmm_mgr; /* SM memory manager. */ + struct dmm_object *dmm_mgr; /* Dynamic memory manager. */ struct ldr_module *module_obj; /* Bridge Module handle. */ u32 word_size; /* DSP word size: quick access. */ struct drv_object *hdrv_obj; /* Driver Object */ @@ -248,6 +250,9 @@ int dev_create_device(struct dev_object **device_obj, /* Instantiate the DEH module */ status = bridge_deh_create(&dev_obj->hdeh_mgr, dev_obj); } + /* Create DMM mgr . */ + status = dmm_create(&dev_obj->dmm_mgr, + (struct dev_object *)dev_obj, NULL); } /* Add the new DEV_Object to the global list: */ if (!status) { @@ -273,6 +278,8 @@ leave: kfree(dev_obj->proc_list); if (dev_obj->cod_mgr) cod_delete(dev_obj->cod_mgr); + if (dev_obj->dmm_mgr) + dmm_destroy(dev_obj->dmm_mgr); kfree(dev_obj); } @@ -382,6 +389,11 @@ int dev_destroy_device(struct dev_object *hdev_obj) dev_obj->hcmm_mgr = NULL; } + if (dev_obj->dmm_mgr) { + dmm_destroy(dev_obj->dmm_mgr); + dev_obj->dmm_mgr = NULL; + } + /* Call the driver's bridge_dev_destroy() function: */ /* Require of DevDestroy */ if (dev_obj->hbridge_context) { @@ -462,6 +474,32 @@ int dev_get_cmm_mgr(struct dev_object *hdev_obj, } /* + * ======== dev_get_dmm_mgr ======== + * Purpose: + * Retrieve the handle to the dynamic memory manager created for this + * device. + */ +int dev_get_dmm_mgr(struct dev_object *hdev_obj, + struct dmm_object **mgr) +{ + int status = 0; + struct dev_object *dev_obj = hdev_obj; + + DBC_REQUIRE(refs > 0); + DBC_REQUIRE(mgr != NULL); + + if (hdev_obj) { + *mgr = dev_obj->dmm_mgr; + } else { + *mgr = NULL; + status = -EFAULT; + } + + DBC_ENSURE(!status || (mgr != NULL && *mgr == NULL)); + return status; +} + +/* * ======== dev_get_cod_mgr ======== * Purpose: * Retrieve the COD manager create for this device. @@ -713,8 +751,10 @@ void dev_exit(void) refs--; - if (refs == 0) + if (refs == 0) { cmm_exit(); + dmm_exit(); + } DBC_ENSURE(refs >= 0); } @@ -726,12 +766,25 @@ void dev_exit(void) */ bool dev_init(void) { - bool ret = true; + bool cmm_ret, dmm_ret, ret = true; DBC_REQUIRE(refs >= 0); - if (refs == 0) - ret = cmm_init(); + if (refs == 0) { + cmm_ret = cmm_init(); + dmm_ret = dmm_init(); + + ret = cmm_ret && dmm_ret; + + if (!ret) { + if (cmm_ret) + cmm_exit(); + + if (dmm_ret) + dmm_exit(); + + } + } if (ret) refs++; @@ -1065,6 +1118,8 @@ static void store_interface_fxns(struct bridge_drv_interface *drv_fxns, STORE_FXN(fxn_brd_setstate, pfn_brd_set_state); STORE_FXN(fxn_brd_memcopy, pfn_brd_mem_copy); STORE_FXN(fxn_brd_memwrite, pfn_brd_mem_write); + STORE_FXN(fxn_brd_memmap, pfn_brd_mem_map); + STORE_FXN(fxn_brd_memunmap, pfn_brd_mem_un_map); STORE_FXN(fxn_chnl_create, pfn_chnl_create); STORE_FXN(fxn_chnl_destroy, pfn_chnl_destroy); STORE_FXN(fxn_chnl_open, pfn_chnl_open); diff --git a/drivers/staging/tidspbridge/pmgr/dmm.c b/drivers/staging/tidspbridge/pmgr/dmm.c new file mode 100644 index 00000000000..8685233d762 --- /dev/null +++ b/drivers/staging/tidspbridge/pmgr/dmm.c @@ -0,0 +1,533 @@ +/* + * dmm.c + * + * DSP-BIOS Bridge driver support functions for TI OMAP processors. + * + * The Dynamic Memory Manager (DMM) module manages the DSP Virtual address + * space that can be directly mapped to any MPU buffer or memory region + * + * Notes: + * Region: Generic memory entitiy having a start address and a size + * Chunk: Reserved region + * + * Copyright (C) 2005-2006 Texas Instruments, Inc. + * + * This package is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED + * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. + */ +#include <linux/types.h> + +/* ----------------------------------- Host OS */ +#include <dspbridge/host_os.h> + +/* ----------------------------------- DSP/BIOS Bridge */ +#include <dspbridge/dbdefs.h> + +/* ----------------------------------- Trace & Debug */ +#include <dspbridge/dbc.h> + +/* ----------------------------------- OS Adaptation Layer */ +#include <dspbridge/sync.h> + +/* ----------------------------------- Platform Manager */ +#include <dspbridge/dev.h> +#include <dspbridge/proc.h> + +/* ----------------------------------- This */ +#include <dspbridge/dmm.h> + +/* ----------------------------------- Defines, Data Structures, Typedefs */ +#define DMM_ADDR_VIRTUAL(a) \ + (((struct map_page *)(a) - virtual_mapping_table) * PG_SIZE4K +\ + dyn_mem_map_beg) +#define DMM_ADDR_TO_INDEX(a) (((a) - dyn_mem_map_beg) / PG_SIZE4K) + +/* DMM Mgr */ +struct dmm_object { + /* Dmm Lock is used to serialize access mem manager for + * multi-threads. */ + spinlock_t dmm_lock; /* Lock to access dmm mgr */ +}; + +/* ----------------------------------- Globals */ +static u32 refs; /* module reference count */ +struct map_page { + u32 region_size:15; + u32 mapped_size:15; + u32 reserved:1; + u32 mapped:1; +}; + +/* Create the free list */ +static struct map_page *virtual_mapping_table; +static u32 free_region; /* The index of free region */ +static u32 free_size; +static u32 dyn_mem_map_beg; /* The Beginning of dynamic memory mapping */ +static u32 table_size; /* The size of virt and phys pages tables */ + +/* ----------------------------------- Function Prototypes */ +static struct map_page *get_region(u32 addr); +static struct map_page *get_free_region(u32 len); +static struct map_page *get_mapped_region(u32 addrs); + +/* ======== dmm_create_tables ======== + * Purpose: + * Create table to hold the information of physical address + * the buffer pages that is passed by the user, and the table + * to hold the information of the virtual memory that is reserved + * for DSP. + */ +int dmm_create_tables(struct dmm_object *dmm_mgr, u32 addr, u32 size) +{ + struct dmm_object *dmm_obj = (struct dmm_object *)dmm_mgr; + int status = 0; + + status = dmm_delete_tables(dmm_obj); + if (!status) { + dyn_mem_map_beg = addr; + table_size = PG_ALIGN_HIGH(size, PG_SIZE4K) / PG_SIZE4K; + /* Create the free list */ + virtual_mapping_table = __vmalloc(table_size * + sizeof(struct map_page), GFP_KERNEL | + __GFP_HIGHMEM | __GFP_ZERO, PAGE_KERNEL); + if (virtual_mapping_table == NULL) + status = -ENOMEM; + else { + /* On successful allocation, + * all entries are zero ('free') */ + free_region = 0; + free_size = table_size * PG_SIZE4K; + virtual_mapping_table[0].region_size = table_size; + } + } + + if (status) + pr_err("%s: failure, status 0x%x\n", __func__, status); + + return status; +} + +/* + * ======== dmm_create ======== + * Purpose: + * Create a dynamic memory manager object. + */ +int dmm_create(struct dmm_object **dmm_manager, + struct dev_object *hdev_obj, + const struct dmm_mgrattrs *mgr_attrts) +{ + struct dmm_object *dmm_obj = NULL; + int status = 0; + DBC_REQUIRE(refs > 0); + DBC_REQUIRE(dmm_manager != NULL); + + *dmm_manager = NULL; + /* create, zero, and tag a cmm mgr object */ + dmm_obj = kzalloc(sizeof(struct dmm_object), GFP_KERNEL); + if (dmm_obj != NULL) { + spin_lock_init(&dmm_obj->dmm_lock); + *dmm_manager = dmm_obj; + } else { + status = -ENOMEM; + } + + return status; +} + +/* + * ======== dmm_destroy ======== + * Purpose: + * Release the communication memory manager resources. + */ +int dmm_destroy(struct dmm_object *dmm_mgr) +{ + struct dmm_object *dmm_obj = (struct dmm_object *)dmm_mgr; + int status = 0; + + DBC_REQUIRE(refs > 0); + if (dmm_mgr) { + status = dmm_delete_tables(dmm_obj); + if (!status) + kfree(dmm_obj); + } else + status = -EFAULT; + + return status; +} + +/* + * ======== dmm_delete_tables ======== + * Purpose: + * Delete DMM Tables. + */ +int dmm_delete_tables(struct dmm_object *dmm_mgr) +{ + int status = 0; + + DBC_REQUIRE(refs > 0); + /* Delete all DMM tables */ + if (dmm_mgr) + vfree(virtual_mapping_table); + else + status = -EFAULT; + return status; +} + +/* + * ======== dmm_exit ======== + * Purpose: + * Discontinue usage of module; free resources when reference count + * reaches 0. + */ +void dmm_exit(void) +{ + DBC_REQUIRE(refs > 0); + + refs--; +} + +/* + * ======== dmm_get_handle ======== + * Purpose: + * Return the dynamic memory manager object for this device. + * This is typically called from the client process. + */ +int dmm_get_handle(void *hprocessor, struct dmm_object **dmm_manager) +{ + int status = 0; + struct dev_object *hdev_obj; + + DBC_REQUIRE(refs > 0); + DBC_REQUIRE(dmm_manager != NULL); + if (hprocessor != NULL) + status = proc_get_dev_object(hprocessor, &hdev_obj); + else + hdev_obj = dev_get_first(); /* default */ + + if (!status) + status = dev_get_dmm_mgr(hdev_obj, dmm_manager); + + return status; +} + +/* + * ======== dmm_init ======== + * Purpose: + * Initializes private state of DMM module. + */ +bool dmm_init(void) +{ + bool ret = true; + + DBC_REQUIRE(refs >= 0); + + if (ret) + refs++; + + DBC_ENSURE((ret && (refs > 0)) || (!ret && (refs >= 0))); + + virtual_mapping_table = NULL; + table_size = 0; + + return ret; +} + +/* + * ======== dmm_map_memory ======== + * Purpose: + * Add a mapping block to the reserved chunk. DMM assumes that this block + * will be mapped in the DSP/IVA's address space. DMM returns an error if a + * mapping overlaps another one. This function stores the info that will be + * required later while unmapping the block. + */ +int dmm_map_memory(struct dmm_object *dmm_mgr, u32 addr, u32 size) +{ + struct dmm_object *dmm_obj = (struct dmm_object *)dmm_mgr; + struct map_page *chunk; + int status = 0; + + spin_lock(&dmm_obj->dmm_lock); + /* Find the Reserved memory chunk containing the DSP block to + * be mapped */ + chunk = (struct map_page *)get_region(addr); + if (chunk != NULL) { + /* Mark the region 'mapped', leave the 'reserved' info as-is */ + chunk->mapped = true; + chunk->mapped_size = (size / PG_SIZE4K); + } else + status = -ENOENT; + spin_unlock(&dmm_obj->dmm_lock); + + dev_dbg(bridge, "%s dmm_mgr %p, addr %x, size %x\n\tstatus %x, " + "chunk %p", __func__, dmm_mgr, addr, size, status, chunk); + + return status; +} + +/* + * ======== dmm_reserve_memory ======== + * Purpose: + * Reserve a chunk of virtually contiguous DSP/IVA address space. + */ +int dmm_reserve_memory(struct dmm_object *dmm_mgr, u32 size, + u32 *prsv_addr) +{ + int status = 0; + struct dmm_object *dmm_obj = (struct dmm_object *)dmm_mgr; + struct map_page *node; + u32 rsv_addr = 0; + u32 rsv_size = 0; + + spin_lock(&dmm_obj->dmm_lock); + + /* Try to get a DSP chunk from the free list */ + node = get_free_region(size); + if (node != NULL) { + /* DSP chunk of given size is available. */ + rsv_addr = DMM_ADDR_VIRTUAL(node); + /* Calculate the number entries to use */ + rsv_size = size / PG_SIZE4K; + if (rsv_size < node->region_size) { + /* Mark remainder of free region */ + node[rsv_size].mapped = false; + node[rsv_size].reserved = false; + node[rsv_size].region_size = + node->region_size - rsv_size; + node[rsv_size].mapped_size = 0; + } + /* get_region will return first fit chunk. But we only use what + is requested. */ + node->mapped = false; + node->reserved = true; + node->region_size = rsv_size; + node->mapped_size = 0; + /* Return the chunk's starting address */ + *prsv_addr = rsv_addr; + } else + /*dSP chunk of given size is not available */ + status = -ENOMEM; + + spin_unlock(&dmm_obj->dmm_lock); + + dev_dbg(bridge, "%s dmm_mgr %p, size %x, prsv_addr %p\n\tstatus %x, " + "rsv_addr %x, rsv_size %x\n", __func__, dmm_mgr, size, + prsv_addr, status, rsv_addr, rsv_size); + + return status; +} + +/* + * ======== dmm_un_map_memory ======== + * Purpose: + * Remove the mapped block from the reserved chunk. + */ +int dmm_un_map_memory(struct dmm_object *dmm_mgr, u32 addr, u32 *psize) +{ + struct dmm_object *dmm_obj = (struct dmm_object *)dmm_mgr; + struct map_page *chunk; + int status = 0; + + spin_lock(&dmm_obj->dmm_lock); + chunk = get_mapped_region(addr); + if (chunk == NULL) + status = -ENOENT; + + if (!status) { + /* Unmap the region */ + *psize = chunk->mapped_size * PG_SIZE4K; + chunk->mapped = false; + chunk->mapped_size = 0; + } + spin_unlock(&dmm_obj->dmm_lock); + + dev_dbg(bridge, "%s: dmm_mgr %p, addr %x, psize %p\n\tstatus %x, " + "chunk %p\n", __func__, dmm_mgr, addr, psize, status, chunk); + + return status; +} + +/* + * ======== dmm_un_reserve_memory ======== + * Purpose: + * Free a chunk of reserved DSP/IVA address space. + */ +int dmm_un_reserve_memory(struct dmm_object *dmm_mgr, u32 rsv_addr) +{ + struct dmm_object *dmm_obj = (struct dmm_object *)dmm_mgr; + struct map_page *chunk; + u32 i; + int status = 0; + u32 chunk_size; + + spin_lock(&dmm_obj->dmm_lock); + + /* Find the chunk containing the reserved address */ + chunk = get_mapped_region(rsv_addr); + if (chunk == NULL) + status = -ENOENT; + + if (!status) { + /* Free all the mapped pages for this reserved region */ + i = 0; + while (i < chunk->region_size) { + if (chunk[i].mapped) { + /* Remove mapping from the page tables. */ + chunk_size = chunk[i].mapped_size; + /* Clear the mapping flags */ + chunk[i].mapped = false; + chunk[i].mapped_size = 0; + i += chunk_size; + } else + i++; + } + /* Clear the flags (mark the region 'free') */ + chunk->reserved = false; + /* NOTE: We do NOT coalesce free regions here. + * Free regions are coalesced in get_region(), as it traverses + *the whole mapping table + */ + } + spin_unlock(&dmm_obj->dmm_lock); + + dev_dbg(bridge, "%s: dmm_mgr %p, rsv_addr %x\n\tstatus %x chunk %p", + __func__, dmm_mgr, rsv_addr, status, chunk); + + return status; +} + +/* + * ======== get_region ======== + * Purpose: + * Returns a region containing the specified memory region + */ +static struct map_page *get_region(u32 addr) +{ + struct map_page *curr_region = NULL; + u32 i = 0; + + if (virtual_mapping_table != NULL) { + /* find page mapped by this address */ + i = DMM_ADDR_TO_INDEX(addr); + if (i < table_size) + curr_region = virtual_mapping_table + i; + } + + dev_dbg(bridge, "%s: curr_region %p, free_region %d, free_size %d\n", + __func__, curr_region, free_region, free_size); + return curr_region; +} + +/* + * ======== get_free_region ======== + * Purpose: + * Returns the requested free region + */ +static struct map_page *get_free_region(u32 len) +{ + struct map_page *curr_region = NULL; + u32 i = 0; + u32 region_size = 0; + u32 next_i = 0; + + if (virtual_mapping_table == NULL) + return curr_region; + if (len > free_size) { + /* Find the largest free region + * (coalesce during the traversal) */ + while (i < table_size) { + region_size = virtual_mapping_table[i].region_size; + next_i = i + region_size; + if (virtual_mapping_table[i].reserved == false) { + /* Coalesce, if possible */ + if (next_i < table_size && + virtual_mapping_table[next_i].reserved + == false) { + virtual_mapping_table[i].region_size += + virtual_mapping_table + [next_i].region_size; + continue; + } + region_size *= PG_SIZE4K; + if (region_size > free_size) { + free_region = i; + free_size = region_size; + } + } + i = next_i; + } + } + if (len <= free_size) { + curr_region = virtual_mapping_table + free_region; + free_region += (len / PG_SIZE4K); + free_size -= len; + } + return curr_region; +} + +/* + * ======== get_mapped_region ======== + * Purpose: + * Returns the requestedmapped region + */ +static struct map_page *get_mapped_region(u32 addrs) +{ + u32 i = 0; + struct map_page *curr_region = NULL; + + if (virtual_mapping_table == NULL) + return curr_region; + + i = DMM_ADDR_TO_INDEX(addrs); + if (i < table_size && (virtual_mapping_table[i].mapped || + virtual_mapping_table[i].reserved)) + curr_region = virtual_mapping_table + i; + return curr_region; +} + +#ifdef DSP_DMM_DEBUG +u32 dmm_mem_map_dump(struct dmm_object *dmm_mgr) +{ + struct map_page *curr_node = NULL; + u32 i; + u32 freemem = 0; + u32 bigsize = 0; + + spin_lock(&dmm_mgr->dmm_lock); + + if (virtual_mapping_table != NULL) { + for (i = 0; i < table_size; i += + virtual_mapping_table[i].region_size) { + curr_node = virtual_mapping_table + i; + if (curr_node->reserved) { + /*printk("RESERVED size = 0x%x, " + "Map size = 0x%x\n", + (curr_node->region_size * PG_SIZE4K), + (curr_node->mapped == false) ? 0 : + (curr_node->mapped_size * PG_SIZE4K)); + */ + } else { +/* printk("UNRESERVED size = 0x%x\n", + (curr_node->region_size * PG_SIZE4K)); + */ + freemem += (curr_node->region_size * PG_SIZE4K); + if (curr_node->region_size > bigsize) + bigsize = curr_node->region_size; + } + } + } + spin_unlock(&dmm_mgr->dmm_lock); + printk(KERN_INFO "Total DSP VA FREE memory = %d Mbytes\n", + freemem / (1024 * 1024)); + printk(KERN_INFO "Total DSP VA USED memory= %d Mbytes \n", + (((table_size * PG_SIZE4K) - freemem)) / (1024 * 1024)); + printk(KERN_INFO "DSP VA - Biggest FREE block = %d Mbytes \n\n", + (bigsize * PG_SIZE4K / (1024 * 1024))); + + return 0; +} +#endif diff --git a/drivers/staging/tidspbridge/pmgr/dspapi.c b/drivers/staging/tidspbridge/pmgr/dspapi.c index 981551ce4d7..86ca785f191 100644 --- a/drivers/staging/tidspbridge/pmgr/dspapi.c +++ b/drivers/staging/tidspbridge/pmgr/dspapi.c @@ -993,10 +993,27 @@ u32 procwrap_register_notify(union trapped_args *args, void *pr_ctxt) /* * ======== procwrap_reserve_memory ======== */ -u32 __deprecated procwrap_reserve_memory(union trapped_args *args, - void *pr_ctxt) +u32 procwrap_reserve_memory(union trapped_args *args, void *pr_ctxt) { - return 0; + int status; + void *prsv_addr; + void *hprocessor = ((struct process_context *)pr_ctxt)->hprocessor; + + if ((args->args_proc_rsvmem.ul_size <= 0) || + (args->args_proc_rsvmem.ul_size & (PG_SIZE4K - 1)) != 0) + return -EINVAL; + + status = proc_reserve_memory(hprocessor, + args->args_proc_rsvmem.ul_size, &prsv_addr, + pr_ctxt); + if (!status) { + if (put_user(prsv_addr, args->args_proc_rsvmem.pp_rsv_addr)) { + status = -EINVAL; + proc_un_reserve_memory(args->args_proc_rsvmem. + hprocessor, prsv_addr, pr_ctxt); + } + } + return status; } /* @@ -1025,10 +1042,15 @@ u32 procwrap_un_map(union trapped_args *args, void *pr_ctxt) /* * ======== procwrap_un_reserve_memory ======== */ -u32 __deprecated procwrap_un_reserve_memory(union trapped_args *args, - void *pr_ctxt) +u32 procwrap_un_reserve_memory(union trapped_args *args, void *pr_ctxt) { - return 0; + int status; + void *hprocessor = ((struct process_context *)pr_ctxt)->hprocessor; + + status = proc_un_reserve_memory(hprocessor, + args->args_proc_unrsvmem.prsv_addr, + pr_ctxt); + return status; } /* diff --git a/drivers/staging/tidspbridge/rmgr/drv.c b/drivers/staging/tidspbridge/rmgr/drv.c index 91cc168516e..81b1b901355 100644 --- a/drivers/staging/tidspbridge/rmgr/drv.c +++ b/drivers/staging/tidspbridge/rmgr/drv.c @@ -146,6 +146,7 @@ int drv_remove_all_dmm_res_elements(void *process_ctxt) struct process_context *ctxt = (struct process_context *)process_ctxt; int status = 0; struct dmm_map_object *temp_map, *map_obj; + struct dmm_rsv_object *temp_rsv, *rsv_obj; /* Free DMM mapped memory resources */ list_for_each_entry_safe(map_obj, temp_map, &ctxt->dmm_map_list, link) { @@ -155,6 +156,16 @@ int drv_remove_all_dmm_res_elements(void *process_ctxt) pr_err("%s: proc_un_map failed!" " status = 0x%xn", __func__, status); } + + /* Free DMM reserved memory resources */ + list_for_each_entry_safe(rsv_obj, temp_rsv, &ctxt->dmm_rsv_list, link) { + status = proc_un_reserve_memory(ctxt->hprocessor, (void *) + rsv_obj->dsp_reserved_addr, + ctxt); + if (status) + pr_err("%s: proc_un_reserve_memory failed!" + " status = 0x%xn", __func__, status); + } return status; } @@ -732,6 +743,7 @@ static int request_bridge_resources(struct cfg_hostres *res) host_res->dw_sys_ctrl_base = ioremap(OMAP_SYSC_BASE, OMAP_SYSC_SIZE); dev_dbg(bridge, "dw_mem_base[0] 0x%x\n", host_res->dw_mem_base[0]); dev_dbg(bridge, "dw_mem_base[3] 0x%x\n", host_res->dw_mem_base[3]); + dev_dbg(bridge, "dw_dmmu_base %p\n", host_res->dw_dmmu_base); /* for 24xx base port is not mapping the mamory for DSP * internal memory TODO Do a ioremap here */ @@ -785,6 +797,8 @@ int drv_request_bridge_res_dsp(void **phost_resources) OMAP_PER_PRM_SIZE); host_res->dw_core_pm_base = (u32) ioremap(OMAP_CORE_PRM_BASE, OMAP_CORE_PRM_SIZE); + host_res->dw_dmmu_base = ioremap(OMAP_DMMU_BASE, + OMAP_DMMU_SIZE); dev_dbg(bridge, "dw_mem_base[0] 0x%x\n", host_res->dw_mem_base[0]); @@ -796,6 +810,7 @@ int drv_request_bridge_res_dsp(void **phost_resources) host_res->dw_mem_base[3]); dev_dbg(bridge, "dw_mem_base[4] 0x%x\n", host_res->dw_mem_base[4]); + dev_dbg(bridge, "dw_dmmu_base %p\n", host_res->dw_dmmu_base); shm_size = drv_datap->shm_size; if (shm_size >= 0x10000) { diff --git a/drivers/staging/tidspbridge/rmgr/drv_interface.c b/drivers/staging/tidspbridge/rmgr/drv_interface.c index 34be43fec04..324fcdffb3b 100644 --- a/drivers/staging/tidspbridge/rmgr/drv_interface.c +++ b/drivers/staging/tidspbridge/rmgr/drv_interface.c @@ -509,6 +509,8 @@ static int bridge_open(struct inode *ip, struct file *filp) pr_ctxt->res_state = PROC_RES_ALLOCATED; spin_lock_init(&pr_ctxt->dmm_map_lock); INIT_LIST_HEAD(&pr_ctxt->dmm_map_list); + spin_lock_init(&pr_ctxt->dmm_rsv_lock); + INIT_LIST_HEAD(&pr_ctxt->dmm_rsv_list); pr_ctxt->node_id = kzalloc(sizeof(struct idr), GFP_KERNEL); if (pr_ctxt->node_id) { diff --git a/drivers/staging/tidspbridge/rmgr/node.c b/drivers/staging/tidspbridge/rmgr/node.c index a660247f527..1562f3c1281 100644 --- a/drivers/staging/tidspbridge/rmgr/node.c +++ b/drivers/staging/tidspbridge/rmgr/node.c @@ -56,6 +56,7 @@ /* ----------------------------------- This */ #include <dspbridge/nodepriv.h> #include <dspbridge/node.h> +#include <dspbridge/dmm.h> /* Static/Dynamic Loader includes */ #include <dspbridge/dbll.h> @@ -316,6 +317,10 @@ int node_allocate(struct proc_object *hprocessor, u32 mapped_addr = 0; u32 map_attrs = 0x0; struct dsp_processorstate proc_state; +#ifdef DSP_DMM_DEBUG + struct dmm_object *dmm_mgr; + struct proc_object *p_proc_object = (struct proc_object *)hprocessor; +#endif void *node_res; @@ -425,12 +430,34 @@ int node_allocate(struct proc_object *hprocessor, if (status) goto func_cont; + status = proc_reserve_memory(hprocessor, + pnode->create_args.asa.task_arg_obj. + heap_size + PAGE_SIZE, + (void **)&(pnode->create_args.asa. + task_arg_obj.udsp_heap_res_addr), + pr_ctxt); + if (status) { + pr_err("%s: Failed to reserve memory for heap: 0x%x\n", + __func__, status); + goto func_cont; + } +#ifdef DSP_DMM_DEBUG + status = dmm_get_handle(p_proc_object, &dmm_mgr); + if (!dmm_mgr) { + status = DSP_EHANDLE; + goto func_cont; + } + + dmm_mem_map_dump(dmm_mgr); +#endif + map_attrs |= DSP_MAPLITTLEENDIAN; map_attrs |= DSP_MAPELEMSIZE32; map_attrs |= DSP_MAPVIRTUALADDR; status = proc_map(hprocessor, (void *)attr_in->pgpp_virt_addr, pnode->create_args.asa.task_arg_obj.heap_size, - NULL, (void **)&mapped_addr, map_attrs, + (void *)pnode->create_args.asa.task_arg_obj. + udsp_heap_res_addr, (void **)&mapped_addr, map_attrs, pr_ctxt); if (status) pr_err("%s: Failed to map memory for Heap: 0x%x\n", @@ -2484,7 +2511,11 @@ static void delete_node(struct node_object *hnode, struct stream_chnl stream; struct node_msgargs node_msg_args; struct node_taskargs task_arg_obj; - +#ifdef DSP_DMM_DEBUG + struct dmm_object *dmm_mgr; + struct proc_object *p_proc_object = + (struct proc_object *)hnode->hprocessor; +#endif int status; if (!hnode) goto func_end; @@ -2545,6 +2576,19 @@ static void delete_node(struct node_object *hnode, status = proc_un_map(hnode->hprocessor, (void *) task_arg_obj.udsp_heap_addr, pr_ctxt); + + status = proc_un_reserve_memory(hnode->hprocessor, + (void *) + task_arg_obj. + udsp_heap_res_addr, + pr_ctxt); +#ifdef DSP_DMM_DEBUG + status = dmm_get_handle(p_proc_object, &dmm_mgr); + if (dmm_mgr) + dmm_mem_map_dump(dmm_mgr); + else + status = DSP_EHANDLE; +#endif } } if (node_type != NODE_MESSAGE) { diff --git a/drivers/staging/tidspbridge/rmgr/proc.c b/drivers/staging/tidspbridge/rmgr/proc.c index 7a15a02efed..b47d7aa747b 100644 --- a/drivers/staging/tidspbridge/rmgr/proc.c +++ b/drivers/staging/tidspbridge/rmgr/proc.c @@ -39,6 +39,7 @@ #include <dspbridge/cod.h> #include <dspbridge/dev.h> #include <dspbridge/procpriv.h> +#include <dspbridge/dmm.h> /* ----------------------------------- Resource Manager */ #include <dspbridge/mgr.h> @@ -51,7 +52,6 @@ #include <dspbridge/msg.h> #include <dspbridge/dspioctl.h> #include <dspbridge/drv.h> -#include <_tiomap.h> /* ----------------------------------- This */ #include <dspbridge/proc.h> @@ -151,21 +151,34 @@ static struct dmm_map_object *add_mapping_info(struct process_context *pr_ctxt, return map_obj; } +static int match_exact_map_obj(struct dmm_map_object *map_obj, + u32 dsp_addr, u32 size) +{ + if (map_obj->dsp_addr == dsp_addr && map_obj->size != size) + pr_err("%s: addr match (0x%x), size don't (0x%x != 0x%x)\n", + __func__, dsp_addr, map_obj->size, size); + + return map_obj->dsp_addr == dsp_addr && + map_obj->size == size; +} + static void remove_mapping_information(struct process_context *pr_ctxt, - u32 dsp_addr) + u32 dsp_addr, u32 size) { struct dmm_map_object *map_obj; - pr_debug("%s: looking for virt 0x%x\n", __func__, dsp_addr); + pr_debug("%s: looking for virt 0x%x size 0x%x\n", __func__, + dsp_addr, size); spin_lock(&pr_ctxt->dmm_map_lock); list_for_each_entry(map_obj, &pr_ctxt->dmm_map_list, link) { - pr_debug("%s: candidate: mpu_addr 0x%x virt 0x%x\n", + pr_debug("%s: candidate: mpu_addr 0x%x virt 0x%x size 0x%x\n", __func__, map_obj->mpu_addr, - map_obj->dsp_addr); + map_obj->dsp_addr, + map_obj->size); - if (map_obj->dsp_addr == dsp_addr) { + if (match_exact_map_obj(map_obj, dsp_addr, size)) { pr_debug("%s: match, deleting map info\n", __func__); list_del(&map_obj->link); kfree(map_obj->dma_info.sg); @@ -1077,6 +1090,7 @@ int proc_load(void *hprocessor, const s32 argc_index, s32 cnew_envp; /* " " in new_envp[] */ s32 nproc_id = 0; /* Anticipate MP version. */ struct dcd_manager *hdcd_handle; + struct dmm_object *dmm_mgr; u32 dw_ext_end; u32 proc_id; int brd_state; @@ -1267,6 +1281,25 @@ int proc_load(void *hprocessor, const s32 argc_index, if (!status) status = cod_get_sym_value(cod_mgr, EXTEND, &dw_ext_end); + + /* Reset DMM structs and add an initial free chunk */ + if (!status) { + status = + dev_get_dmm_mgr(p_proc_object->hdev_obj, + &dmm_mgr); + if (dmm_mgr) { + /* Set dw_ext_end to DMM START u8 + * address */ + dw_ext_end = + (dw_ext_end + 1) * DSPWORDSIZE; + /* DMM memory is from EXT_END */ + status = dmm_create_tables(dmm_mgr, + dw_ext_end, + DMMPOOLSIZE); + } else { + status = -EFAULT; + } + } } } /* Restore the original argv[0] */ @@ -1319,10 +1352,12 @@ int proc_map(void *hprocessor, void *pmpu_addr, u32 ul_size, { u32 va_align; u32 pa_align; + struct dmm_object *dmm_mgr; u32 size_align; int status = 0; struct proc_object *p_proc_object = (struct proc_object *)hprocessor; struct dmm_map_object *map_obj; + u32 tmp_addr = 0; #ifdef CONFIG_TIDSPBRIDGE_CACHE_LINE_CHECK if ((ul_map_attr & BUFMODE_MASK) != RBUF) { @@ -1347,30 +1382,33 @@ int proc_map(void *hprocessor, void *pmpu_addr, u32 ul_size, } /* Critical section */ mutex_lock(&proc_lock); + dmm_get_handle(p_proc_object, &dmm_mgr); + if (dmm_mgr) + status = dmm_map_memory(dmm_mgr, va_align, size_align); + else + status = -EFAULT; /* Add mapping to the page tables. */ if (!status) { + + /* Mapped address = MSB of VA | LSB of PA */ + tmp_addr = (va_align | ((u32) pmpu_addr & (PG_SIZE4K - 1))); /* mapped memory resource tracking */ - map_obj = add_mapping_info(pr_ctxt, pa_align, va_align, + map_obj = add_mapping_info(pr_ctxt, pa_align, tmp_addr, size_align); - if (!map_obj) { + if (!map_obj) status = -ENOMEM; - } else { - va_align = user_to_dsp_map( - p_proc_object->hbridge_context->dsp_mmu, - pa_align, va_align, size_align, - map_obj->pages); - if (IS_ERR_VALUE(va_align)) - status = (int)va_align; - } + else + status = (*p_proc_object->intf_fxns->pfn_brd_mem_map) + (p_proc_object->hbridge_context, pa_align, va_align, + size_align, ul_map_attr, map_obj->pages); } if (!status) { /* Mapped address = MSB of VA | LSB of PA */ - map_obj->dsp_addr = (va_align | - ((u32)pmpu_addr & (PG_SIZE4K - 1))); - *pp_map_addr = (void *)map_obj->dsp_addr; + *pp_map_addr = (void *) tmp_addr; } else { - remove_mapping_information(pr_ctxt, va_align); + remove_mapping_information(pr_ctxt, tmp_addr, size_align); + dmm_un_map_memory(dmm_mgr, va_align, &size_align); } mutex_unlock(&proc_lock); @@ -1463,6 +1501,55 @@ func_end: } /* + * ======== proc_reserve_memory ======== + * Purpose: + * Reserve a virtually contiguous region of DSP address space. + */ +int proc_reserve_memory(void *hprocessor, u32 ul_size, + void **pp_rsv_addr, + struct process_context *pr_ctxt) +{ + struct dmm_object *dmm_mgr; + int status = 0; + struct proc_object *p_proc_object = (struct proc_object *)hprocessor; + struct dmm_rsv_object *rsv_obj; + + if (!p_proc_object) { + status = -EFAULT; + goto func_end; + } + + status = dmm_get_handle(p_proc_object, &dmm_mgr); + if (!dmm_mgr) { + status = -EFAULT; + goto func_end; + } + + status = dmm_reserve_memory(dmm_mgr, ul_size, (u32 *) pp_rsv_addr); + if (status != 0) + goto func_end; + + /* + * A successful reserve should be followed by insertion of rsv_obj + * into dmm_rsv_list, so that reserved memory resource tracking + * remains uptodate + */ + rsv_obj = kmalloc(sizeof(struct dmm_rsv_object), GFP_KERNEL); + if (rsv_obj) { + rsv_obj->dsp_reserved_addr = (u32) *pp_rsv_addr; + spin_lock(&pr_ctxt->dmm_rsv_lock); + list_add(&rsv_obj->link, &pr_ctxt->dmm_rsv_list); + spin_unlock(&pr_ctxt->dmm_rsv_lock); + } + +func_end: + dev_dbg(bridge, "%s: hprocessor: 0x%p ul_size: 0x%x pp_rsv_addr: 0x%p " + "status 0x%x\n", __func__, hprocessor, + ul_size, pp_rsv_addr, status); + return status; +} + +/* * ======== proc_start ======== * Purpose: * Start a processor running. @@ -1610,7 +1697,9 @@ int proc_un_map(void *hprocessor, void *map_addr, { int status = 0; struct proc_object *p_proc_object = (struct proc_object *)hprocessor; + struct dmm_object *dmm_mgr; u32 va_align; + u32 size_align; va_align = PG_ALIGN_LOW((u32) map_addr, PG_SIZE4K); if (!p_proc_object) { @@ -1618,11 +1707,24 @@ int proc_un_map(void *hprocessor, void *map_addr, goto func_end; } + status = dmm_get_handle(hprocessor, &dmm_mgr); + if (!dmm_mgr) { + status = -EFAULT; + goto func_end; + } + /* Critical section */ mutex_lock(&proc_lock); + /* + * Update DMM structures. Get the size to unmap. + * This function returns error if the VA is not mapped + */ + status = dmm_un_map_memory(dmm_mgr, (u32) va_align, &size_align); /* Remove mapping from the page tables. */ - status = user_to_dsp_unmap(p_proc_object->hbridge_context->dsp_mmu, - va_align); + if (!status) { + status = (*p_proc_object->intf_fxns->pfn_brd_mem_un_map) + (p_proc_object->hbridge_context, va_align, size_align); + } mutex_unlock(&proc_lock); if (status) @@ -1633,7 +1735,7 @@ int proc_un_map(void *hprocessor, void *map_addr, * from dmm_map_list, so that mapped memory resource tracking * remains uptodate */ - remove_mapping_information(pr_ctxt, (u32) map_addr); + remove_mapping_information(pr_ctxt, (u32) map_addr, size_align); func_end: dev_dbg(bridge, "%s: hprocessor: 0x%p map_addr: 0x%p status: 0x%x\n", @@ -1642,6 +1744,55 @@ func_end: } /* + * ======== proc_un_reserve_memory ======== + * Purpose: + * Frees a previously reserved region of DSP address space. + */ +int proc_un_reserve_memory(void *hprocessor, void *prsv_addr, + struct process_context *pr_ctxt) +{ + struct dmm_object *dmm_mgr; + int status = 0; + struct proc_object *p_proc_object = (struct proc_object *)hprocessor; + struct dmm_rsv_object *rsv_obj; + + if (!p_proc_object) { + status = -EFAULT; + goto func_end; + } + + status = dmm_get_handle(p_proc_object, &dmm_mgr); + if (!dmm_mgr) { + status = -EFAULT; + goto func_end; + } + + status = dmm_un_reserve_memory(dmm_mgr, (u32) prsv_addr); + if (status != 0) + goto func_end; + + /* + * A successful unreserve should be followed by removal of rsv_obj + * from dmm_rsv_list, so that reserved memory resource tracking + * remains uptodate + */ + spin_lock(&pr_ctxt->dmm_rsv_lock); + list_for_each_entry(rsv_obj, &pr_ctxt->dmm_rsv_list, link) { + if (rsv_obj->dsp_reserved_addr == (u32) prsv_addr) { + list_del(&rsv_obj->link); + kfree(rsv_obj); + break; + } + } + spin_unlock(&pr_ctxt->dmm_rsv_lock); + +func_end: + dev_dbg(bridge, "%s: hprocessor: 0x%p prsv_addr: 0x%p status: 0x%x\n", + __func__, hprocessor, prsv_addr, status); + return status; +} + +/* * ======== = proc_monitor ======== == * Purpose: * Place the Processor in Monitor State. This is an internal diff --git a/drivers/staging/tm6000/tm6000-video.c b/drivers/staging/tm6000/tm6000-video.c index 9ec82796634..c5690b2a892 100644 --- a/drivers/staging/tm6000/tm6000-video.c +++ b/drivers/staging/tm6000/tm6000-video.c @@ -1032,6 +1032,7 @@ static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *norm) struct tm6000_fh *fh=priv; struct tm6000_core *dev = fh->dev; + dev->norm = *norm; rc = tm6000_init_analog_mode(dev); fh->width = dev->width; diff --git a/drivers/staging/udlfb/udlfb.c b/drivers/staging/udlfb/udlfb.c index 5969e848d29..fed25105970 100644 --- a/drivers/staging/udlfb/udlfb.c +++ b/drivers/staging/udlfb/udlfb.c @@ -887,7 +887,7 @@ static int dlfb_ops_open(struct fb_info *info, int user) struct fb_deferred_io *fbdefio; - fbdefio = kmalloc(GFP_KERNEL, sizeof(struct fb_deferred_io)); + fbdefio = kmalloc(sizeof(struct fb_deferred_io), GFP_KERNEL); if (fbdefio) { fbdefio->delay = DL_DEFIO_WRITE_DELAY; diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c index e992d5d9e15..7cc3d2407d1 100644 --- a/drivers/staging/vt6656/main_usb.c +++ b/drivers/staging/vt6656/main_usb.c @@ -1675,13 +1675,14 @@ static int device_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) { { char essid[IW_ESSID_MAX_SIZE+1]; - if (wrq->u.essid.pointer) + if (wrq->u.essid.pointer) { rc = iwctl_giwessid(dev, NULL, &(wrq->u.essid), essid); if (copy_to_user(wrq->u.essid.pointer, essid, wrq->u.essid.length) ) rc = -EFAULT; + } } break; diff --git a/drivers/staging/westbridge/astoria/api/src/cyasusb.c b/drivers/staging/westbridge/astoria/api/src/cyasusb.c index 5a219701206..7777d9a60a5 100644 --- a/drivers/staging/westbridge/astoria/api/src/cyasusb.c +++ b/drivers/staging/westbridge/astoria/api/src/cyasusb.c @@ -1417,7 +1417,6 @@ cy_as_usb_set_enum_config(cy_as_device_handle handle, */ bus_mask = 0; media_mask = 0; - media_mask = 0; for (bus = 0; bus < CY_AS_MAX_BUSES; bus++) { for (device = 0; device < CY_AS_MAX_STORAGE_DEVICES; device++) { if (config_p->devices_to_enumerate[bus][device] == diff --git a/drivers/staging/wlan-ng/cfg80211.c b/drivers/staging/wlan-ng/cfg80211.c index 4af83d5318f..6a71f52c59b 100644 --- a/drivers/staging/wlan-ng/cfg80211.c +++ b/drivers/staging/wlan-ng/cfg80211.c @@ -139,7 +139,7 @@ exit: } int prism2_add_key(struct wiphy *wiphy, struct net_device *dev, - u8 key_index, const u8 *mac_addr, + u8 key_index, bool pairwise, const u8 *mac_addr, struct key_params *params) { wlandevice_t *wlandev = dev->ml_priv; @@ -198,7 +198,7 @@ exit: } int prism2_get_key(struct wiphy *wiphy, struct net_device *dev, - u8 key_index, const u8 *mac_addr, void *cookie, + u8 key_index, bool pairwise, const u8 *mac_addr, void *cookie, void (*callback)(void *cookie, struct key_params*)) { wlandevice_t *wlandev = dev->ml_priv; @@ -227,7 +227,7 @@ int prism2_get_key(struct wiphy *wiphy, struct net_device *dev, } int prism2_del_key(struct wiphy *wiphy, struct net_device *dev, - u8 key_index, const u8 *mac_addr) + u8 key_index, bool pairwise, const u8 *mac_addr) { wlandevice_t *wlandev = dev->ml_priv; u32 did; diff --git a/drivers/staging/wlan-ng/p80211netdev.c b/drivers/staging/wlan-ng/p80211netdev.c index aa1792c8429..b7b4a733b46 100644 --- a/drivers/staging/wlan-ng/p80211netdev.c +++ b/drivers/staging/wlan-ng/p80211netdev.c @@ -522,8 +522,8 @@ static int p80211netdev_ethtool(wlandevice_t *wlandev, void __user *useraddr) if (copy_to_user(useraddr, &edata, sizeof(edata))) return -EFAULT; return 0; - } #endif + } return -EOPNOTSUPP; } diff --git a/drivers/tty/Makefile b/drivers/tty/Makefile new file mode 100644 index 00000000000..c43ef48b1a0 --- /dev/null +++ b/drivers/tty/Makefile @@ -0,0 +1,11 @@ +obj-y += tty_io.o n_tty.o tty_ioctl.o tty_ldisc.o \ + tty_buffer.o tty_port.o tty_mutex.o +obj-$(CONFIG_LEGACY_PTYS) += pty.o +obj-$(CONFIG_UNIX98_PTYS) += pty.o +obj-$(CONFIG_AUDIT) += tty_audit.o +obj-$(CONFIG_MAGIC_SYSRQ) += sysrq.o +obj-$(CONFIG_N_HDLC) += n_hdlc.o +obj-$(CONFIG_N_GSM) += n_gsm.o +obj-$(CONFIG_R3964) += n_r3964.o + +obj-y += vt/ diff --git a/drivers/char/n_gsm.c b/drivers/tty/n_gsm.c index 04ef3ef0a42..81b46585edf 100644 --- a/drivers/char/n_gsm.c +++ b/drivers/tty/n_gsm.c @@ -716,8 +716,8 @@ static void __gsm_data_queue(struct gsm_dlci *dlci, struct gsm_msg *msg) if (msg->len < 128) *--dp = (msg->len << 1) | EA; else { - *--dp = (msg->len >> 6) | EA; - *--dp = (msg->len & 127) << 1; + *--dp = ((msg->len & 127) << 1) | EA; + *--dp = (msg->len >> 6) & 0xfe; } } @@ -2375,6 +2375,7 @@ static int gsmld_config(struct tty_struct *tty, struct gsm_mux *gsm, gsm->mru = c->mru; gsm->encoding = c->encapsulation; gsm->adaption = c->adaption; + gsm->n2 = c->n2; if (c->i == 1) gsm->ftype = UIH; diff --git a/drivers/char/n_hdlc.c b/drivers/tty/n_hdlc.c index 47d32281032..47d32281032 100644 --- a/drivers/char/n_hdlc.c +++ b/drivers/tty/n_hdlc.c diff --git a/drivers/char/n_r3964.c b/drivers/tty/n_r3964.c index 88dda0c45ee..88dda0c45ee 100644 --- a/drivers/char/n_r3964.c +++ b/drivers/tty/n_r3964.c diff --git a/drivers/char/n_tty.c b/drivers/tty/n_tty.c index 428f4fe0b5f..428f4fe0b5f 100644 --- a/drivers/char/n_tty.c +++ b/drivers/tty/n_tty.c diff --git a/drivers/char/pty.c b/drivers/tty/pty.c index 923a4858550..923a4858550 100644 --- a/drivers/char/pty.c +++ b/drivers/tty/pty.c diff --git a/drivers/char/sysrq.c b/drivers/tty/sysrq.c index c556ed9db13..c556ed9db13 100644 --- a/drivers/char/sysrq.c +++ b/drivers/tty/sysrq.c diff --git a/drivers/char/tty_audit.c b/drivers/tty/tty_audit.c index f64582b0f62..f64582b0f62 100644 --- a/drivers/char/tty_audit.c +++ b/drivers/tty/tty_audit.c diff --git a/drivers/char/tty_buffer.c b/drivers/tty/tty_buffer.c index cc1e9850d65..d8210ca0072 100644 --- a/drivers/char/tty_buffer.c +++ b/drivers/tty/tty_buffer.c @@ -413,7 +413,8 @@ static void flush_to_ldisc(struct work_struct *work) spin_lock_irqsave(&tty->buf.lock, flags); if (!test_and_set_bit(TTY_FLUSHING, &tty->flags)) { - struct tty_buffer *head; + struct tty_buffer *head, *tail = tty->buf.tail; + int seen_tail = 0; while ((head = tty->buf.head) != NULL) { int count; char *char_buf; @@ -423,6 +424,15 @@ static void flush_to_ldisc(struct work_struct *work) if (!count) { if (head->next == NULL) break; + /* + There's a possibility tty might get new buffer + added during the unlock window below. We could + end up spinning in here forever hogging the CPU + completely. To avoid this let's have a rest each + time we processed the tail buffer. + */ + if (tail == head) + seen_tail = 1; tty->buf.head = head->next; tty_buffer_free(tty, head); continue; @@ -432,7 +442,7 @@ static void flush_to_ldisc(struct work_struct *work) line discipline as we want to empty the queue */ if (test_bit(TTY_FLUSHPENDING, &tty->flags)) break; - if (!tty->receive_room) { + if (!tty->receive_room || seen_tail) { schedule_delayed_work(&tty->buf.work, 1); break; } diff --git a/drivers/char/tty_io.c b/drivers/tty/tty_io.c index c05c5af5aa0..c05c5af5aa0 100644 --- a/drivers/char/tty_io.c +++ b/drivers/tty/tty_io.c diff --git a/drivers/char/tty_ioctl.c b/drivers/tty/tty_ioctl.c index 0c188997145..0c188997145 100644 --- a/drivers/char/tty_ioctl.c +++ b/drivers/tty/tty_ioctl.c diff --git a/drivers/char/tty_ldisc.c b/drivers/tty/tty_ldisc.c index 412f9775d19..d8e96b00502 100644 --- a/drivers/char/tty_ldisc.c +++ b/drivers/tty/tty_ldisc.c @@ -47,6 +47,7 @@ static DEFINE_SPINLOCK(tty_ldisc_lock); static DECLARE_WAIT_QUEUE_HEAD(tty_ldisc_wait); +static DECLARE_WAIT_QUEUE_HEAD(tty_ldisc_idle); /* Line disc dispatch table */ static struct tty_ldisc_ops *tty_ldiscs[NR_LDISCS]; @@ -83,6 +84,7 @@ static void put_ldisc(struct tty_ldisc *ld) return; } local_irq_restore(flags); + wake_up(&tty_ldisc_idle); } /** @@ -531,6 +533,23 @@ static int tty_ldisc_halt(struct tty_struct *tty) } /** + * tty_ldisc_wait_idle - wait for the ldisc to become idle + * @tty: tty to wait for + * + * Wait for the line discipline to become idle. The discipline must + * have been halted for this to guarantee it remains idle. + */ +static int tty_ldisc_wait_idle(struct tty_struct *tty) +{ + int ret; + ret = wait_event_interruptible_timeout(tty_ldisc_idle, + atomic_read(&tty->ldisc->users) == 1, 5 * HZ); + if (ret < 0) + return ret; + return ret > 0 ? 0 : -EBUSY; +} + +/** * tty_set_ldisc - set line discipline * @tty: the terminal to set * @ldisc: the line discipline @@ -634,8 +653,17 @@ int tty_set_ldisc(struct tty_struct *tty, int ldisc) flush_scheduled_work(); + retval = tty_ldisc_wait_idle(tty); + tty_lock(); mutex_lock(&tty->ldisc_mutex); + + /* handle wait idle failure locked */ + if (retval) { + tty_ldisc_put(new_ldisc); + goto enable; + } + if (test_bit(TTY_HUPPED, &tty->flags)) { /* We were raced by the hangup method. It will have stomped the ldisc data and closed the ldisc down */ @@ -669,6 +697,7 @@ int tty_set_ldisc(struct tty_struct *tty, int ldisc) tty_ldisc_put(o_ldisc); +enable: /* * Allow ldisc referencing to occur again */ @@ -714,9 +743,12 @@ static void tty_reset_termios(struct tty_struct *tty) * state closed */ -static void tty_ldisc_reinit(struct tty_struct *tty, int ldisc) +static int tty_ldisc_reinit(struct tty_struct *tty, int ldisc) { - struct tty_ldisc *ld; + struct tty_ldisc *ld = tty_ldisc_get(ldisc); + + if (IS_ERR(ld)) + return -1; tty_ldisc_close(tty, tty->ldisc); tty_ldisc_put(tty->ldisc); @@ -724,10 +756,10 @@ static void tty_ldisc_reinit(struct tty_struct *tty, int ldisc) /* * Switch the line discipline back */ - ld = tty_ldisc_get(ldisc); - BUG_ON(IS_ERR(ld)); tty_ldisc_assign(tty, ld); tty_set_termios_ldisc(tty, ldisc); + + return 0; } /** @@ -802,13 +834,16 @@ void tty_ldisc_hangup(struct tty_struct *tty) a FIXME */ if (tty->ldisc) { /* Not yet closed */ if (reset == 0) { - tty_ldisc_reinit(tty, tty->termios->c_line); - err = tty_ldisc_open(tty, tty->ldisc); + + if (!tty_ldisc_reinit(tty, tty->termios->c_line)) + err = tty_ldisc_open(tty, tty->ldisc); + else + err = 1; } /* If the re-open fails or we reset then go to N_TTY. The N_TTY open cannot fail */ if (reset || err) { - tty_ldisc_reinit(tty, N_TTY); + BUG_ON(tty_ldisc_reinit(tty, N_TTY)); WARN_ON(tty_ldisc_open(tty, tty->ldisc)); } tty_ldisc_enable(tty); diff --git a/drivers/char/tty_mutex.c b/drivers/tty/tty_mutex.c index 133697540c7..133697540c7 100644 --- a/drivers/char/tty_mutex.c +++ b/drivers/tty/tty_mutex.c diff --git a/drivers/char/tty_port.c b/drivers/tty/tty_port.c index 33d37d230f8..33d37d230f8 100644 --- a/drivers/char/tty_port.c +++ b/drivers/tty/tty_port.c diff --git a/drivers/char/.gitignore b/drivers/tty/vt/.gitignore index 83683a2d8e6..83683a2d8e6 100644 --- a/drivers/char/.gitignore +++ b/drivers/tty/vt/.gitignore diff --git a/drivers/tty/vt/Makefile b/drivers/tty/vt/Makefile new file mode 100644 index 00000000000..14a51c9960d --- /dev/null +++ b/drivers/tty/vt/Makefile @@ -0,0 +1,34 @@ +# +# This file contains the font map for the default (hardware) font +# +FONTMAPFILE = cp437.uni + +obj-$(CONFIG_VT) += vt_ioctl.o vc_screen.o \ + selection.o keyboard.o +obj-$(CONFIG_CONSOLE_TRANSLATIONS) += consolemap.o consolemap_deftbl.o +obj-$(CONFIG_HW_CONSOLE) += vt.o defkeymap.o + +# Files generated that shall be removed upon make clean +clean-files := consolemap_deftbl.c defkeymap.c + +quiet_cmd_conmk = CONMK $@ + cmd_conmk = scripts/conmakehash $< > $@ + +$(obj)/consolemap_deftbl.c: $(src)/$(FONTMAPFILE) + $(call cmd,conmk) + +$(obj)/defkeymap.o: $(obj)/defkeymap.c + +# Uncomment if you're changing the keymap and have an appropriate +# loadkeys version for the map. By default, we'll use the shipped +# versions. +# GENERATE_KEYMAP := 1 + +ifdef GENERATE_KEYMAP + +$(obj)/defkeymap.c: $(obj)/%.c: $(src)/%.map + loadkeys --mktable $< > $@.tmp + sed -e 's/^static *//' $@.tmp > $@ + rm $@.tmp + +endif diff --git a/drivers/char/consolemap.c b/drivers/tty/vt/consolemap.c index 45d3e80156d..45d3e80156d 100644 --- a/drivers/char/consolemap.c +++ b/drivers/tty/vt/consolemap.c diff --git a/drivers/char/cp437.uni b/drivers/tty/vt/cp437.uni index bc6163484f6..bc6163484f6 100644 --- a/drivers/char/cp437.uni +++ b/drivers/tty/vt/cp437.uni diff --git a/drivers/char/defkeymap.c_shipped b/drivers/tty/vt/defkeymap.c_shipped index d2208dfe3f6..d2208dfe3f6 100644 --- a/drivers/char/defkeymap.c_shipped +++ b/drivers/tty/vt/defkeymap.c_shipped diff --git a/drivers/char/defkeymap.map b/drivers/tty/vt/defkeymap.map index 50b30cace26..50b30cace26 100644 --- a/drivers/char/defkeymap.map +++ b/drivers/tty/vt/defkeymap.map diff --git a/drivers/char/keyboard.c b/drivers/tty/vt/keyboard.c index e95d7876ca6..e95d7876ca6 100644 --- a/drivers/char/keyboard.c +++ b/drivers/tty/vt/keyboard.c diff --git a/drivers/char/selection.c b/drivers/tty/vt/selection.c index ebae344ce91..ebae344ce91 100644 --- a/drivers/char/selection.c +++ b/drivers/tty/vt/selection.c diff --git a/drivers/char/vc_screen.c b/drivers/tty/vt/vc_screen.c index 273ab44cc91..eab3a1ff99e 100644 --- a/drivers/char/vc_screen.c +++ b/drivers/tty/vt/vc_screen.c @@ -553,12 +553,12 @@ static unsigned int vcs_poll(struct file *file, poll_table *wait) { struct vcs_poll_data *poll = vcs_poll_data_get(file); - int ret = 0; + int ret = DEFAULT_POLLMASK|POLLERR|POLLPRI; if (poll) { poll_wait(file, &poll->waitq, wait); - if (!poll->seen_last_update) - ret = POLLIN | POLLRDNORM; + if (poll->seen_last_update) + ret = DEFAULT_POLLMASK; } return ret; } diff --git a/drivers/char/vt.c b/drivers/tty/vt/vt.c index a8ec48ed14d..a8ec48ed14d 100644 --- a/drivers/char/vt.c +++ b/drivers/tty/vt/vt.c diff --git a/drivers/char/vt_ioctl.c b/drivers/tty/vt/vt_ioctl.c index 6b68a0fb461..6b68a0fb461 100644 --- a/drivers/char/vt_ioctl.c +++ b/drivers/tty/vt/vt_ioctl.c diff --git a/drivers/usb/core/devices.c b/drivers/usb/core/devices.c index ddb4dc98092..a3d2e239965 100644 --- a/drivers/usb/core/devices.c +++ b/drivers/usb/core/devices.c @@ -54,7 +54,6 @@ #include <linux/gfp.h> #include <linux/poll.h> #include <linux/usb.h> -#include <linux/smp_lock.h> #include <linux/usbdevice_fs.h> #include <linux/usb/hcd.h> #include <linux/mutex.h> diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c index f1aaff6202a..a7131ad630f 100644 --- a/drivers/usb/core/devio.c +++ b/drivers/usb/core/devio.c @@ -37,7 +37,6 @@ #include <linux/fs.h> #include <linux/mm.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #include <linux/signal.h> #include <linux/poll.h> #include <linux/module.h> @@ -965,10 +964,11 @@ static int proc_getdriver(struct dev_state *ps, void __user *arg) static int proc_connectinfo(struct dev_state *ps, void __user *arg) { - struct usbdevfs_connectinfo ci; + struct usbdevfs_connectinfo ci = { + .devnum = ps->dev->devnum, + .slow = ps->dev->speed == USB_SPEED_LOW + }; - ci.devnum = ps->dev->devnum; - ci.slow = ps->dev->speed == USB_SPEED_LOW; if (copy_to_user(arg, &ci, sizeof(ci))) return -EFAULT; return 0; diff --git a/drivers/usb/core/file.c b/drivers/usb/core/file.c index 9fe34fb78ef..cf6a5423de0 100644 --- a/drivers/usb/core/file.c +++ b/drivers/usb/core/file.c @@ -19,7 +19,6 @@ #include <linux/errno.h> #include <linux/rwsem.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #include <linux/usb.h> #include "usb.h" diff --git a/drivers/usb/core/inode.c b/drivers/usb/core/inode.c index 9819a4cc3b2..b690aa35df9 100644 --- a/drivers/usb/core/inode.c +++ b/drivers/usb/core/inode.c @@ -39,7 +39,6 @@ #include <linux/parser.h> #include <linux/notifier.h> #include <linux/seq_file.h> -#include <linux/smp_lock.h> #include <linux/usb/hcd.h> #include <asm/byteorder.h> #include "usb.h" diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig index b739ca81465..607d0db4a98 100644 --- a/drivers/usb/gadget/Kconfig +++ b/drivers/usb/gadget/Kconfig @@ -158,7 +158,7 @@ config USB_GADGET_FSL_USB2 boolean "Freescale Highspeed USB DR Peripheral Controller" depends on FSL_SOC || ARCH_MXC select USB_GADGET_DUALSPEED - select USB_FSL_MPH_DR_OF + select USB_FSL_MPH_DR_OF if OF help Some of Freescale PowerPC processors have a High Speed Dual-Role(DR) USB controller, which supports device mode. diff --git a/drivers/usb/gadget/f_fs.c b/drivers/usb/gadget/f_fs.c index 4a830df4fc3..484c5ba5450 100644 --- a/drivers/usb/gadget/f_fs.c +++ b/drivers/usb/gadget/f_fs.c @@ -30,7 +30,6 @@ #include <linux/blkdev.h> #include <linux/pagemap.h> #include <asm/unaligned.h> -#include <linux/smp_lock.h> #include <linux/usb/composite.h> #include <linux/usb/functionfs.h> diff --git a/drivers/usb/gadget/f_hid.c b/drivers/usb/gadget/f_hid.c index 4f891eddd06..598e7e2ab80 100644 --- a/drivers/usb/gadget/f_hid.c +++ b/drivers/usb/gadget/f_hid.c @@ -25,7 +25,6 @@ #include <linux/cdev.h> #include <linux/mutex.h> #include <linux/poll.h> -#include <linux/smp_lock.h> #include <linux/uaccess.h> #include <linux/wait.h> #include <linux/usb/g_hid.h> diff --git a/drivers/usb/gadget/goku_udc.h b/drivers/usb/gadget/goku_udc.h index 566cb231905..e7e0c69d3b1 100644 --- a/drivers/usb/gadget/goku_udc.h +++ b/drivers/usb/gadget/goku_udc.h @@ -251,7 +251,8 @@ struct goku_udc { got_region:1, req_config:1, configured:1, - enabled:1; + enabled:1, + registered:1; /* pci state used to access those endpoints */ struct pci_dev *pdev; diff --git a/drivers/usb/gadget/u_ether.c b/drivers/usb/gadget/u_ether.c index cb23355f52d..fbe86ca9580 100644 --- a/drivers/usb/gadget/u_ether.c +++ b/drivers/usb/gadget/u_ether.c @@ -811,7 +811,6 @@ int gether_setup(struct usb_gadget *g, u8 ethaddr[ETH_ALEN]) INFO(dev, "MAC %pM\n", net->dev_addr); INFO(dev, "HOST MAC %pM\n", dev->host_mac); - netif_stop_queue(net); the_dev = dev; } diff --git a/drivers/usb/gadget/u_serial.c b/drivers/usb/gadget/u_serial.c index 01e5354a4c2..40f7716b31f 100644 --- a/drivers/usb/gadget/u_serial.c +++ b/drivers/usb/gadget/u_serial.c @@ -105,11 +105,15 @@ struct gs_port { wait_queue_head_t close_wait; /* wait for last close */ struct list_head read_pool; + int read_started; + int read_allocated; struct list_head read_queue; unsigned n_read; struct tasklet_struct push; struct list_head write_pool; + int write_started; + int write_allocated; struct gs_buf port_write_buf; wait_queue_head_t drain_wait; /* wait while writes drain */ @@ -363,6 +367,9 @@ __acquires(&port->port_lock) struct usb_request *req; int len; + if (port->write_started >= QUEUE_SIZE) + break; + req = list_entry(pool->next, struct usb_request, list); len = gs_send_packet(port, req->buf, in->maxpacket); if (len == 0) { @@ -397,6 +404,8 @@ __acquires(&port->port_lock) break; } + port->write_started++; + /* abort immediately after disconnect */ if (!port->port_usb) break; @@ -418,7 +427,6 @@ __acquires(&port->port_lock) { struct list_head *pool = &port->read_pool; struct usb_ep *out = port->port_usb->out; - unsigned started = 0; while (!list_empty(pool)) { struct usb_request *req; @@ -430,6 +438,9 @@ __acquires(&port->port_lock) if (!tty) break; + if (port->read_started >= QUEUE_SIZE) + break; + req = list_entry(pool->next, struct usb_request, list); list_del(&req->list); req->length = out->maxpacket; @@ -447,13 +458,13 @@ __acquires(&port->port_lock) list_add(&req->list, pool); break; } - started++; + port->read_started++; /* abort immediately after disconnect */ if (!port->port_usb) break; } - return started; + return port->read_started; } /* @@ -535,6 +546,7 @@ static void gs_rx_push(unsigned long _port) } recycle: list_move(&req->list, &port->read_pool); + port->read_started--; } /* Push from tty to ldisc; without low_latency set this is handled by @@ -587,6 +599,7 @@ static void gs_write_complete(struct usb_ep *ep, struct usb_request *req) spin_lock(&port->port_lock); list_add(&req->list, &port->write_pool); + port->write_started--; switch (req->status) { default: @@ -608,7 +621,8 @@ static void gs_write_complete(struct usb_ep *ep, struct usb_request *req) spin_unlock(&port->port_lock); } -static void gs_free_requests(struct usb_ep *ep, struct list_head *head) +static void gs_free_requests(struct usb_ep *ep, struct list_head *head, + int *allocated) { struct usb_request *req; @@ -616,25 +630,31 @@ static void gs_free_requests(struct usb_ep *ep, struct list_head *head) req = list_entry(head->next, struct usb_request, list); list_del(&req->list); gs_free_req(ep, req); + if (allocated) + (*allocated)--; } } static int gs_alloc_requests(struct usb_ep *ep, struct list_head *head, - void (*fn)(struct usb_ep *, struct usb_request *)) + void (*fn)(struct usb_ep *, struct usb_request *), + int *allocated) { int i; struct usb_request *req; + int n = allocated ? QUEUE_SIZE - *allocated : QUEUE_SIZE; /* Pre-allocate up to QUEUE_SIZE transfers, but if we can't * do quite that many this time, don't fail ... we just won't * be as speedy as we might otherwise be. */ - for (i = 0; i < QUEUE_SIZE; i++) { + for (i = 0; i < n; i++) { req = gs_alloc_req(ep, ep->maxpacket, GFP_ATOMIC); if (!req) return list_empty(head) ? -ENOMEM : 0; req->complete = fn; list_add_tail(&req->list, head); + if (allocated) + (*allocated)++; } return 0; } @@ -661,14 +681,15 @@ static int gs_start_io(struct gs_port *port) * configurations may use different endpoints with a given port; * and high speed vs full speed changes packet sizes too. */ - status = gs_alloc_requests(ep, head, gs_read_complete); + status = gs_alloc_requests(ep, head, gs_read_complete, + &port->read_allocated); if (status) return status; status = gs_alloc_requests(port->port_usb->in, &port->write_pool, - gs_write_complete); + gs_write_complete, &port->write_allocated); if (status) { - gs_free_requests(ep, head); + gs_free_requests(ep, head, &port->read_allocated); return status; } @@ -680,8 +701,9 @@ static int gs_start_io(struct gs_port *port) if (started) { tty_wakeup(port->port_tty); } else { - gs_free_requests(ep, head); - gs_free_requests(port->port_usb->in, &port->write_pool); + gs_free_requests(ep, head, &port->read_allocated); + gs_free_requests(port->port_usb->in, &port->write_pool, + &port->write_allocated); status = -EIO; } @@ -1315,8 +1337,12 @@ void gserial_disconnect(struct gserial *gser) spin_lock_irqsave(&port->port_lock, flags); if (port->open_count == 0 && !port->openclose) gs_buf_free(&port->port_write_buf); - gs_free_requests(gser->out, &port->read_pool); - gs_free_requests(gser->out, &port->read_queue); - gs_free_requests(gser->in, &port->write_pool); + gs_free_requests(gser->out, &port->read_pool, NULL); + gs_free_requests(gser->out, &port->read_queue, NULL); + gs_free_requests(gser->in, &port->write_pool, NULL); + + port->read_allocated = port->read_started = + port->write_allocated = port->write_started = 0; + spin_unlock_irqrestore(&port->port_lock, flags); } diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig index 2391c396ca3..6f4f8e6a40c 100644 --- a/drivers/usb/host/Kconfig +++ b/drivers/usb/host/Kconfig @@ -122,7 +122,7 @@ config USB_EHCI_FSL bool "Support for Freescale on-chip EHCI USB controller" depends on USB_EHCI_HCD && FSL_SOC select USB_EHCI_ROOT_HUB_TT - select USB_FSL_MPH_DR_OF + select USB_FSL_MPH_DR_OF if OF ---help--- Variation of ARC USB block used in some Freescale chips. diff --git a/drivers/usb/host/ehci-mxc.c b/drivers/usb/host/ehci-mxc.c index ac9c4d7c44a..bce85055019 100644 --- a/drivers/usb/host/ehci-mxc.c +++ b/drivers/usb/host/ehci-mxc.c @@ -36,6 +36,8 @@ struct ehci_mxc_priv { static int ehci_mxc_setup(struct usb_hcd *hcd) { struct ehci_hcd *ehci = hcd_to_ehci(hcd); + struct device *dev = hcd->self.controller; + struct mxc_usbh_platform_data *pdata = dev_get_platdata(dev); int retval; /* EHCI registers start at offset 0x100 */ @@ -63,6 +65,12 @@ static int ehci_mxc_setup(struct usb_hcd *hcd) ehci_reset(ehci); + /* set up the PORTSCx register */ + ehci_writel(ehci, pdata->portsc, &ehci->regs->port_status[0]); + + /* is this really needed? */ + msleep(10); + ehci_port_power(ehci, 0); return 0; } @@ -114,7 +122,7 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev) struct mxc_usbh_platform_data *pdata = pdev->dev.platform_data; struct usb_hcd *hcd; struct resource *res; - int irq, ret, temp; + int irq, ret; struct ehci_mxc_priv *priv; struct device *dev = &pdev->dev; @@ -188,10 +196,6 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev) clk_enable(priv->ahbclk); } - /* set up the PORTSCx register */ - ehci_writel(ehci, pdata->portsc, &ehci->regs->port_status[0]); - mdelay(10); - /* setup specific usb hw */ ret = mxc_initialize_usb_hw(pdev->id, pdata->flags); if (ret < 0) diff --git a/drivers/usb/host/isp1362-hcd.c b/drivers/usb/host/isp1362-hcd.c index 8196fa11fec..6c4fb4efb4b 100644 --- a/drivers/usb/host/isp1362-hcd.c +++ b/drivers/usb/host/isp1362-hcd.c @@ -70,7 +70,6 @@ #include <linux/ioport.h> #include <linux/sched.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #include <linux/errno.h> #include <linux/init.h> #include <linux/list.h> diff --git a/drivers/usb/host/ohci-jz4740.c b/drivers/usb/host/ohci-jz4740.c index 10e1872f3ab..931d588c3fb 100644 --- a/drivers/usb/host/ohci-jz4740.c +++ b/drivers/usb/host/ohci-jz4740.c @@ -273,4 +273,4 @@ static struct platform_driver ohci_hcd_jz4740_driver = { }, }; -MODULE_ALIAS("platfrom:jz4740-ohci"); +MODULE_ALIAS("platform:jz4740-ohci"); diff --git a/drivers/usb/host/uhci-debug.c b/drivers/usb/host/uhci-debug.c index 6e7fb5f38db..ee60cd3ea64 100644 --- a/drivers/usb/host/uhci-debug.c +++ b/drivers/usb/host/uhci-debug.c @@ -12,7 +12,6 @@ #include <linux/slab.h> #include <linux/kernel.h> #include <linux/debugfs.h> -#include <linux/smp_lock.h> #include <asm/io.h> #include "uhci-hcd.h" diff --git a/drivers/usb/image/microtek.c b/drivers/usb/image/microtek.c index 5a47805d958..c90c89dc000 100644 --- a/drivers/usb/image/microtek.c +++ b/drivers/usb/image/microtek.c @@ -364,7 +364,7 @@ static int mts_scsi_host_reset(struct scsi_cmnd *srb) } static int -mts_scsi_queuecommand(struct scsi_cmnd *srb, mts_scsi_cmnd_callback callback); +mts_scsi_queuecommand(struct Scsi_Host *shost, struct scsi_cmnd *srb); static void mts_transfer_cleanup( struct urb *transfer ); static void mts_do_sg(struct urb * transfer); @@ -573,7 +573,7 @@ mts_build_transfer_context(struct scsi_cmnd *srb, struct mts_desc* desc) static int -mts_scsi_queuecommand(struct scsi_cmnd *srb, mts_scsi_cmnd_callback callback) +mts_scsi_queuecommand_lck(struct scsi_cmnd *srb, mts_scsi_cmnd_callback callback) { struct mts_desc* desc = (struct mts_desc*)(srb->device->host->hostdata[0]); int err = 0; @@ -626,6 +626,8 @@ out: return err; } +static DEF_SCSI_QCMD(mts_scsi_queuecommand) + static struct scsi_host_template mts_scsi_host_template = { .module = THIS_MODULE, .name = "microtekX6", diff --git a/drivers/usb/misc/iowarrior.c b/drivers/usb/misc/iowarrior.c index 37566419877..c9078e4e1f4 100644 --- a/drivers/usb/misc/iowarrior.c +++ b/drivers/usb/misc/iowarrior.c @@ -553,6 +553,7 @@ static long iowarrior_ioctl(struct file *file, unsigned int cmd, /* needed for power consumption */ struct usb_config_descriptor *cfg_descriptor = &dev->udev->actconfig->desc; + memset(&info, 0, sizeof(info)); /* directly from the descriptor */ info.vendor = le16_to_cpu(dev->udev->descriptor.idVendor); info.product = dev->product_id; diff --git a/drivers/usb/misc/sisusbvga/sisusb.c b/drivers/usb/misc/sisusbvga/sisusb.c index 70d00e99a4b..dd573abd2d1 100644 --- a/drivers/usb/misc/sisusbvga/sisusb.c +++ b/drivers/usb/misc/sisusbvga/sisusb.c @@ -3008,6 +3008,7 @@ sisusb_ioctl(struct file *file, unsigned int cmd, unsigned long arg) #else x.sisusb_conactive = 0; #endif + memset(x.sisusb_reserved, 0, sizeof(x.sisusb_reserved)); if (copy_to_user((void __user *)arg, &x, sizeof(x))) retval = -EFAULT; diff --git a/drivers/usb/mon/mon_bin.c b/drivers/usb/mon/mon_bin.c index 44cb37b5a4d..c436e1e2c3b 100644 --- a/drivers/usb/mon/mon_bin.c +++ b/drivers/usb/mon/mon_bin.c @@ -15,7 +15,6 @@ #include <linux/poll.h> #include <linux/compat.h> #include <linux/mm.h> -#include <linux/smp_lock.h> #include <linux/scatterlist.h> #include <linux/slab.h> diff --git a/drivers/usb/mon/mon_stat.c b/drivers/usb/mon/mon_stat.c index 8ec94f15a73..e5ce42bd316 100644 --- a/drivers/usb/mon/mon_stat.c +++ b/drivers/usb/mon/mon_stat.c @@ -11,7 +11,6 @@ #include <linux/slab.h> #include <linux/usb.h> #include <linux/fs.h> -#include <linux/smp_lock.h> #include <asm/uaccess.h> #include "usb_mon.h" diff --git a/drivers/usb/musb/blackfin.c b/drivers/usb/musb/blackfin.c index 611a9d27436..fcb5206a65b 100644 --- a/drivers/usb/musb/blackfin.c +++ b/drivers/usb/musb/blackfin.c @@ -171,8 +171,9 @@ static irqreturn_t blackfin_interrupt(int irq, void *__hci) } /* Start sampling ID pin, when plug is removed from MUSB */ - if (is_otg_enabled(musb) && (musb->xceiv->state == OTG_STATE_B_IDLE - || musb->xceiv->state == OTG_STATE_A_WAIT_BCON)) { + if ((is_otg_enabled(musb) && (musb->xceiv->state == OTG_STATE_B_IDLE + || musb->xceiv->state == OTG_STATE_A_WAIT_BCON)) || + (musb->int_usb & MUSB_INTR_DISCONNECT && is_host_active(musb))) { mod_timer(&musb_conn_timer, jiffies + TIMER_DELAY); musb->a_wait_bcon = TIMER_DELAY; } @@ -323,30 +324,8 @@ int musb_platform_set_mode(struct musb *musb, u8 musb_mode) return -EIO; } -int __init musb_platform_init(struct musb *musb, void *board_data) +static void musb_platform_reg_init(struct musb *musb) { - - /* - * Rev 1.0 BF549 EZ-KITs require PE7 to be high for both DEVICE - * and OTG HOST modes, while rev 1.1 and greater require PE7 to - * be low for DEVICE mode and high for HOST mode. We set it high - * here because we are in host mode - */ - - if (gpio_request(musb->config->gpio_vrsel, "USB_VRSEL")) { - printk(KERN_ERR "Failed ro request USB_VRSEL GPIO_%d \n", - musb->config->gpio_vrsel); - return -ENODEV; - } - gpio_direction_output(musb->config->gpio_vrsel, 0); - - usb_nop_xceiv_register(); - musb->xceiv = otg_get_transceiver(); - if (!musb->xceiv) { - gpio_free(musb->config->gpio_vrsel); - return -ENODEV; - } - if (ANOMALY_05000346) { bfin_write_USB_APHY_CALIB(ANOMALY_05000346_value); SSYNC(); @@ -358,7 +337,8 @@ int __init musb_platform_init(struct musb *musb, void *board_data) } /* Configure PLL oscillator register */ - bfin_write_USB_PLLOSC_CTRL(0x30a8); + bfin_write_USB_PLLOSC_CTRL(0x3080 | + ((480/musb->config->clkin) << 1)); SSYNC(); bfin_write_USB_SRP_CLKDIV((get_sclk()/1000) / 32 - 1); @@ -380,6 +360,33 @@ int __init musb_platform_init(struct musb *musb, void *board_data) EP2_RX_ENA | EP3_RX_ENA | EP4_RX_ENA | EP5_RX_ENA | EP6_RX_ENA | EP7_RX_ENA); SSYNC(); +} + +int __init musb_platform_init(struct musb *musb, void *board_data) +{ + + /* + * Rev 1.0 BF549 EZ-KITs require PE7 to be high for both DEVICE + * and OTG HOST modes, while rev 1.1 and greater require PE7 to + * be low for DEVICE mode and high for HOST mode. We set it high + * here because we are in host mode + */ + + if (gpio_request(musb->config->gpio_vrsel, "USB_VRSEL")) { + printk(KERN_ERR "Failed ro request USB_VRSEL GPIO_%d\n", + musb->config->gpio_vrsel); + return -ENODEV; + } + gpio_direction_output(musb->config->gpio_vrsel, 0); + + usb_nop_xceiv_register(); + musb->xceiv = otg_get_transceiver(); + if (!musb->xceiv) { + gpio_free(musb->config->gpio_vrsel); + return -ENODEV; + } + + musb_platform_reg_init(musb); if (is_host_enabled(musb)) { musb->board_set_vbus = bfin_set_vbus; @@ -394,6 +401,27 @@ int __init musb_platform_init(struct musb *musb, void *board_data) return 0; } +#ifdef CONFIG_PM +void musb_platform_save_context(struct musb *musb, + struct musb_context_registers *musb_context) +{ + if (is_host_active(musb)) + /* + * During hibernate gpio_vrsel will change from high to low + * low which will generate wakeup event resume the system + * immediately. Set it to 0 before hibernate to avoid this + * wakeup event. + */ + gpio_set_value(musb->config->gpio_vrsel, 0); +} + +void musb_platform_restore_context(struct musb *musb, + struct musb_context_registers *musb_context) +{ + musb_platform_reg_init(musb); +} +#endif + int musb_platform_exit(struct musb *musb) { gpio_free(musb->config->gpio_vrsel); diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index c9f9024c551..e6669fc3b80 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -552,7 +552,8 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb, if (int_usb & MUSB_INTR_SESSREQ) { void __iomem *mbase = musb->mregs; - if (devctl & MUSB_DEVCTL_BDEVICE) { + if ((devctl & MUSB_DEVCTL_VBUS) == MUSB_DEVCTL_VBUS + && (devctl & MUSB_DEVCTL_BDEVICE)) { DBG(3, "SessReq while on B state\n"); return IRQ_HANDLED; } @@ -1052,6 +1053,11 @@ static void musb_shutdown(struct platform_device *pdev) clk_put(musb->clock); spin_unlock_irqrestore(&musb->lock, flags); + if (!is_otg_enabled(musb) && is_host_enabled(musb)) + usb_remove_hcd(musb_to_hcd(musb)); + musb_writeb(musb->mregs, MUSB_DEVCTL, 0); + musb_platform_exit(musb); + /* FIXME power down */ } @@ -2244,13 +2250,6 @@ static int __exit musb_remove(struct platform_device *pdev) */ musb_exit_debugfs(musb); musb_shutdown(pdev); -#ifdef CONFIG_USB_MUSB_HDRC_HCD - if (musb->board_mode == MUSB_HOST) - usb_remove_hcd(musb_to_hcd(musb)); -#endif - musb_writeb(musb->mregs, MUSB_DEVCTL, 0); - musb_platform_exit(musb); - musb_writeb(musb->mregs, MUSB_DEVCTL, 0); musb_free(musb); iounmap(ctrl_base); @@ -2411,9 +2410,6 @@ static int musb_suspend(struct device *dev) unsigned long flags; struct musb *musb = dev_to_musb(&pdev->dev); - if (!musb->clock) - return 0; - spin_lock_irqsave(&musb->lock, flags); if (is_peripheral_active(musb)) { @@ -2428,10 +2424,12 @@ static int musb_suspend(struct device *dev) musb_save_context(musb); - if (musb->set_clock) - musb->set_clock(musb->clock, 0); - else - clk_disable(musb->clock); + if (musb->clock) { + if (musb->set_clock) + musb->set_clock(musb->clock, 0); + else + clk_disable(musb->clock); + } spin_unlock_irqrestore(&musb->lock, flags); return 0; } @@ -2441,13 +2439,12 @@ static int musb_resume_noirq(struct device *dev) struct platform_device *pdev = to_platform_device(dev); struct musb *musb = dev_to_musb(&pdev->dev); - if (!musb->clock) - return 0; - - if (musb->set_clock) - musb->set_clock(musb->clock, 1); - else - clk_enable(musb->clock); + if (musb->clock) { + if (musb->set_clock) + musb->set_clock(musb->clock, 1); + else + clk_enable(musb->clock); + } musb_restore_context(musb); diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h index 69797e5b46a..febaabcc2b3 100644 --- a/drivers/usb/musb/musb_core.h +++ b/drivers/usb/musb/musb_core.h @@ -487,7 +487,7 @@ struct musb_context_registers { }; #if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3) || \ - defined(CONFIG_ARCH_OMAP4) + defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_BLACKFIN) extern void musb_platform_save_context(struct musb *musb, struct musb_context_registers *musb_context); extern void musb_platform_restore_context(struct musb *musb, diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c index 5d815049cba..36cfd060dbe 100644 --- a/drivers/usb/musb/musb_gadget.c +++ b/drivers/usb/musb/musb_gadget.c @@ -644,10 +644,8 @@ static void rxstate(struct musb *musb, struct musb_request *req) */ csr |= MUSB_RXCSR_DMAENAB; - if (!musb_ep->hb_mult && - musb_ep->hw_ep->rx_double_buffered) - csr |= MUSB_RXCSR_AUTOCLEAR; #ifdef USE_MODE1 + csr |= MUSB_RXCSR_AUTOCLEAR; /* csr |= MUSB_RXCSR_DMAMODE; */ /* this special sequence (enabling and then @@ -656,6 +654,10 @@ static void rxstate(struct musb *musb, struct musb_request *req) */ musb_writew(epio, MUSB_RXCSR, csr | MUSB_RXCSR_DMAMODE); +#else + if (!musb_ep->hb_mult && + musb_ep->hw_ep->rx_double_buffered) + csr |= MUSB_RXCSR_AUTOCLEAR; #endif musb_writew(epio, MUSB_RXCSR, csr); @@ -807,7 +809,7 @@ void musb_g_rx(struct musb *musb, u8 epnum) #if defined(CONFIG_USB_INVENTRA_DMA) || defined(CONFIG_USB_TUSB_OMAP_DMA) /* Autoclear doesn't clear RxPktRdy for short packets */ - if ((dma->desired_mode == 0) + if ((dma->desired_mode == 0 && !hw_ep->rx_double_buffered) || (dma->actual_len & (musb_ep->packet_sz - 1))) { /* ack the read! */ @@ -818,8 +820,16 @@ void musb_g_rx(struct musb *musb, u8 epnum) /* incomplete, and not short? wait for next IN packet */ if ((request->actual < request->length) && (musb_ep->dma->actual_len - == musb_ep->packet_sz)) + == musb_ep->packet_sz)) { + /* In double buffer case, continue to unload fifo if + * there is Rx packet in FIFO. + **/ + csr = musb_readw(epio, MUSB_RXCSR); + if ((csr & MUSB_RXCSR_RXPKTRDY) && + hw_ep->rx_double_buffered) + goto exit; return; + } #endif musb_g_giveback(musb_ep, request, 0); @@ -827,7 +837,7 @@ void musb_g_rx(struct musb *musb, u8 epnum) if (!request) return; } - +exit: /* Analyze request */ rxstate(musb, to_musb_request(request)); } @@ -916,13 +926,9 @@ static int musb_gadget_enable(struct usb_ep *ep, * likewise high bandwidth periodic tx */ /* Set TXMAXP with the FIFO size of the endpoint - * to disable double buffering mode. Currently, It seems that double - * buffering has problem if musb RTL revision number < 2.0. + * to disable double buffering mode. */ - if (musb->hwvers < MUSB_HWVERS_2000) - musb_writew(regs, MUSB_TXMAXP, hw_ep->max_packet_sz_tx); - else - musb_writew(regs, MUSB_TXMAXP, musb_ep->packet_sz | (musb_ep->hb_mult << 11)); + musb_writew(regs, MUSB_TXMAXP, musb_ep->packet_sz | (musb_ep->hb_mult << 11)); csr = MUSB_TXCSR_MODE | MUSB_TXCSR_CLRDATATOG; if (musb_readw(regs, MUSB_TXCSR) @@ -958,10 +964,7 @@ static int musb_gadget_enable(struct usb_ep *ep, /* Set RXMAXP with the FIFO size of the endpoint * to disable double buffering mode. */ - if (musb->hwvers < MUSB_HWVERS_2000) - musb_writew(regs, MUSB_RXMAXP, hw_ep->max_packet_sz_rx); - else - musb_writew(regs, MUSB_RXMAXP, musb_ep->packet_sz | (musb_ep->hb_mult << 11)); + musb_writew(regs, MUSB_RXMAXP, musb_ep->packet_sz | (musb_ep->hb_mult << 11)); /* force shared fifo to OUT-only mode */ if (hw_ep->is_shared_fifo) { @@ -1166,8 +1169,6 @@ static int musb_gadget_queue(struct usb_ep *ep, struct usb_request *req, : DMA_FROM_DEVICE); request->mapped = 0; } - } else if (!req->buf) { - return -ENODATA; } else request->mapped = 0; @@ -1695,8 +1696,10 @@ int __init musb_gadget_setup(struct musb *musb) musb_platform_try_idle(musb, 0); status = device_register(&musb->g.dev); - if (status != 0) + if (status != 0) { + put_device(&musb->g.dev); the_gadget = NULL; + } return status; } diff --git a/drivers/usb/musb/musb_regs.h b/drivers/usb/musb/musb_regs.h index 244267527a6..5a727c5b867 100644 --- a/drivers/usb/musb/musb_regs.h +++ b/drivers/usb/musb/musb_regs.h @@ -633,8 +633,9 @@ static inline u8 musb_read_txhubaddr(void __iomem *mbase, u8 epnum) return 0; } -static inline void musb_read_txhubport(void __iomem *mbase, u8 epnum) +static inline u8 musb_read_txhubport(void __iomem *mbase, u8 epnum) { + return 0; } #endif /* CONFIG_BLACKFIN */ diff --git a/drivers/usb/musb/musbhsdma.c b/drivers/usb/musb/musbhsdma.c index 6f771af5cbd..563114d613d 100644 --- a/drivers/usb/musb/musbhsdma.c +++ b/drivers/usb/musb/musbhsdma.c @@ -158,6 +158,8 @@ static int dma_channel_program(struct dma_channel *channel, dma_addr_t dma_addr, u32 len) { struct musb_dma_channel *musb_channel = channel->private_data; + struct musb_dma_controller *controller = musb_channel->controller; + struct musb *musb = controller->private_data; DBG(2, "ep%d-%s pkt_sz %d, dma_addr 0x%x length %d, mode %d\n", musb_channel->epnum, @@ -167,6 +169,18 @@ static int dma_channel_program(struct dma_channel *channel, BUG_ON(channel->status == MUSB_DMA_STATUS_UNKNOWN || channel->status == MUSB_DMA_STATUS_BUSY); + /* + * The DMA engine in RTL1.8 and above cannot handle + * DMA addresses that are not aligned to a 4 byte boundary. + * It ends up masking the last two bits of the address + * programmed in DMA_ADDR. + * + * Fail such DMA transfers, so that the backup PIO mode + * can carry out the transfer + */ + if ((musb->hwvers >= MUSB_HWVERS_1800) && (dma_addr % 4)) + return false; + channel->actual_len = 0; musb_channel->start_addr = dma_addr; musb_channel->len = len; diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 89a9a584780..76f8b355667 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -794,6 +794,8 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_LOGBOOKML_PID) }, { USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_LS_LOGBOOK_PID) }, { USB_DEVICE(FTDI_VID, FTDI_SCIENCESCOPE_HS_LOGBOOK_PID) }, + { USB_DEVICE(QIHARDWARE_VID, MILKYMISTONE_JTAGSERIAL_PID), + .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, { }, /* Optional parameter entry */ { } /* Terminating entry */ }; diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h index 7dfe02f1fb6..263f6255119 100644 --- a/drivers/usb/serial/ftdi_sio_ids.h +++ b/drivers/usb/serial/ftdi_sio_ids.h @@ -1100,3 +1100,10 @@ #define FTDI_SCIENCESCOPE_LOGBOOKML_PID 0xFF18 #define FTDI_SCIENCESCOPE_LS_LOGBOOK_PID 0xFF1C #define FTDI_SCIENCESCOPE_HS_LOGBOOK_PID 0xFF1D + +/* + * Milkymist One JTAG/Serial + */ +#define QIHARDWARE_VID 0x20B7 +#define MILKYMISTONE_JTAGSERIAL_PID 0x0713 + diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 2297fb1bcf6..ef2977d3a61 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -518,7 +518,7 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K4505, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_K3765, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_ETS1220, 0xff, 0xff, 0xff) }, - { USB_DEVICE(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E14AC) }, + { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E14AC, 0xff, 0xff, 0xff) }, { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V640) }, { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V620) }, { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V740) }, diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c index e64da74bdcc..861223f2af6 100644 --- a/drivers/usb/serial/usb-serial.c +++ b/drivers/usb/serial/usb-serial.c @@ -21,7 +21,6 @@ #include <linux/errno.h> #include <linux/init.h> #include <linux/slab.h> -#include <linux/smp_lock.h> #include <linux/tty.h> #include <linux/tty_driver.h> #include <linux/tty_flip.h> diff --git a/drivers/usb/storage/scsiglue.c b/drivers/usb/storage/scsiglue.c index a688b1e686e..689ee1fb702 100644 --- a/drivers/usb/storage/scsiglue.c +++ b/drivers/usb/storage/scsiglue.c @@ -285,7 +285,7 @@ static int slave_configure(struct scsi_device *sdev) /* queue a command */ /* This is always called with scsi_lock(host) held */ -static int queuecommand(struct scsi_cmnd *srb, +static int queuecommand_lck(struct scsi_cmnd *srb, void (*done)(struct scsi_cmnd *)) { struct us_data *us = host_to_us(srb->device->host); @@ -315,6 +315,8 @@ static int queuecommand(struct scsi_cmnd *srb, return 0; } +static DEF_SCSI_QCMD(queuecommand) + /*********************************************************************** * Error handling functions ***********************************************************************/ diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c index 2054b1e25a6..339fac3949d 100644 --- a/drivers/usb/storage/uas.c +++ b/drivers/usb/storage/uas.c @@ -331,10 +331,7 @@ static struct urb *uas_alloc_cmd_urb(struct uas_dev_info *devinfo, gfp_t gfp, iu->iu_id = IU_ID_COMMAND; iu->tag = cpu_to_be16(stream_id); - if (sdev->ordered_tags && (cmnd->request->cmd_flags & REQ_HARDBARRIER)) - iu->prio_attr = UAS_ORDERED_TAG; - else - iu->prio_attr = UAS_SIMPLE_TAG; + iu->prio_attr = UAS_SIMPLE_TAG; iu->len = len; int_to_scsilun(sdev->lun, &iu->lun); memcpy(iu->cdb, cmnd->cmnd, cmnd->cmd_len); @@ -433,7 +430,7 @@ static int uas_submit_urbs(struct scsi_cmnd *cmnd, return 0; } -static int uas_queuecommand(struct scsi_cmnd *cmnd, +static int uas_queuecommand_lck(struct scsi_cmnd *cmnd, void (*done)(struct scsi_cmnd *)) { struct scsi_device *sdev = cmnd->device; @@ -491,6 +488,8 @@ static int uas_queuecommand(struct scsi_cmnd *cmnd, return 0; } +static DEF_SCSI_QCMD(uas_queuecommand) + static int uas_eh_abort_handler(struct scsi_cmnd *cmnd) { struct scsi_device *sdev = cmnd->device; diff --git a/drivers/uwb/allocator.c b/drivers/uwb/allocator.c index 436e4f7110c..e45e673b877 100644 --- a/drivers/uwb/allocator.c +++ b/drivers/uwb/allocator.c @@ -326,7 +326,8 @@ int uwb_rsv_find_best_allocation(struct uwb_rsv *rsv, struct uwb_mas_bm *availab int bit_index; ai = kzalloc(sizeof(struct uwb_rsv_alloc_info), GFP_KERNEL); - + if (!ai) + return UWB_RSV_ALLOC_NOT_FOUND; ai->min_mas = rsv->min_mas; ai->max_mas = rsv->max_mas; ai->max_interval = rsv->max_interval; diff --git a/drivers/video/backlight/adp8860_bl.c b/drivers/video/backlight/adp8860_bl.c index 3ec24609151..734c650a47c 100644 --- a/drivers/video/backlight/adp8860_bl.c +++ b/drivers/video/backlight/adp8860_bl.c @@ -502,8 +502,10 @@ static ssize_t adp8860_bl_l1_daylight_max_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct adp8860_bl *data = dev_get_drvdata(dev); + int ret = strict_strtoul(buf, 10, &data->cached_daylight_max); + if (ret) + return ret; - strict_strtoul(buf, 10, &data->cached_daylight_max); return adp8860_store(dev, buf, count, ADP8860_BLMX1); } static DEVICE_ATTR(l1_daylight_max, 0664, adp8860_bl_l1_daylight_max_show, @@ -614,7 +616,7 @@ static ssize_t adp8860_bl_ambient_light_zone_store(struct device *dev, if (val == 0) { /* Enable automatic ambient light sensing */ adp8860_set_bits(data->client, ADP8860_MDCR, CMP_AUTOEN); - } else if ((val > 0) && (val < 6)) { + } else if ((val > 0) && (val <= 3)) { /* Disable automatic ambient light sensing */ adp8860_clr_bits(data->client, ADP8860_MDCR, CMP_AUTOEN); @@ -622,7 +624,7 @@ static ssize_t adp8860_bl_ambient_light_zone_store(struct device *dev, mutex_lock(&data->lock); adp8860_read(data->client, ADP8860_CFGR, ®_val); reg_val &= ~(CFGR_BLV_MASK << CFGR_BLV_SHIFT); - reg_val |= val << CFGR_BLV_SHIFT; + reg_val |= (val - 1) << CFGR_BLV_SHIFT; adp8860_write(data->client, ADP8860_CFGR, reg_val); mutex_unlock(&data->lock); } diff --git a/drivers/video/backlight/l4f00242t03.c b/drivers/video/backlight/l4f00242t03.c index 9093ef0fa86..c67801e57aa 100644 --- a/drivers/video/backlight/l4f00242t03.c +++ b/drivers/video/backlight/l4f00242t03.c @@ -78,7 +78,7 @@ static int l4f00242t03_lcd_power_set(struct lcd_device *ld, int power) const u16 slpin = 0x10; const u16 disoff = 0x28; - if (power) { + if (power <= FB_BLANK_NORMAL) { if (priv->lcd_on) return 0; diff --git a/drivers/video/backlight/lms283gf05.c b/drivers/video/backlight/lms283gf05.c index abc43a0eb97..5d3cf33953a 100644 --- a/drivers/video/backlight/lms283gf05.c +++ b/drivers/video/backlight/lms283gf05.c @@ -129,7 +129,7 @@ static int lms283gf05_power_set(struct lcd_device *ld, int power) struct spi_device *spi = st->spi; struct lms283gf05_pdata *pdata = spi->dev.platform_data; - if (power) { + if (power <= FB_BLANK_NORMAL) { if (pdata) lms283gf05_reset(pdata->reset_gpio, pdata->reset_inverted); diff --git a/drivers/video/backlight/mbp_nvidia_bl.c b/drivers/video/backlight/mbp_nvidia_bl.c index 9fb533f6373..1485f7345f4 100644 --- a/drivers/video/backlight/mbp_nvidia_bl.c +++ b/drivers/video/backlight/mbp_nvidia_bl.c @@ -335,6 +335,24 @@ static const struct dmi_system_id __initdata mbp_device_table[] = { }, .driver_data = (void *)&nvidia_chipset_data, }, + { + .callback = mbp_dmi_match, + .ident = "MacBookAir 3,1", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "MacBookAir3,1"), + }, + .driver_data = (void *)&nvidia_chipset_data, + }, + { + .callback = mbp_dmi_match, + .ident = "MacBookAir 3,2", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "MacBookAir3,2"), + }, + .driver_data = (void *)&nvidia_chipset_data, + }, { } }; diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c index 55044351889..21866ec6965 100644 --- a/drivers/video/backlight/pwm_bl.c +++ b/drivers/video/backlight/pwm_bl.c @@ -25,6 +25,7 @@ struct pwm_bl_data { struct pwm_device *pwm; struct device *dev; unsigned int period; + unsigned int lth_brightness; int (*notify)(struct device *, int brightness); }; @@ -48,7 +49,9 @@ static int pwm_backlight_update_status(struct backlight_device *bl) pwm_config(pb->pwm, 0, pb->period); pwm_disable(pb->pwm); } else { - pwm_config(pb->pwm, brightness * pb->period / max, pb->period); + brightness = pb->lth_brightness + + (brightness * (pb->period - pb->lth_brightness) / max); + pwm_config(pb->pwm, brightness, pb->period); pwm_enable(pb->pwm); } return 0; @@ -92,6 +95,8 @@ static int pwm_backlight_probe(struct platform_device *pdev) pb->period = data->pwm_period_ns; pb->notify = data->notify; + pb->lth_brightness = data->lth_brightness * + (data->pwm_period_ns / data->max_brightness); pb->dev = &pdev->dev; pb->pwm = pwm_request(data->pwm_id, "backlight"); diff --git a/drivers/video/backlight/s6e63m0.c b/drivers/video/backlight/s6e63m0.c index a3128c9cb7a..5927db0da99 100644 --- a/drivers/video/backlight/s6e63m0.c +++ b/drivers/video/backlight/s6e63m0.c @@ -729,10 +729,10 @@ static ssize_t s6e63m0_sysfs_show_gamma_table(struct device *dev, return strlen(buf); } -static DEVICE_ATTR(gamma_table, 0644, +static DEVICE_ATTR(gamma_table, 0444, s6e63m0_sysfs_show_gamma_table, NULL); -static int __init s6e63m0_probe(struct spi_device *spi) +static int __devinit s6e63m0_probe(struct spi_device *spi) { int ret = 0; struct s6e63m0 *lcd = NULL; @@ -829,6 +829,9 @@ static int __devexit s6e63m0_remove(struct spi_device *spi) struct s6e63m0 *lcd = dev_get_drvdata(&spi->dev); s6e63m0_power(lcd, FB_BLANK_POWERDOWN); + device_remove_file(&spi->dev, &dev_attr_gamma_table); + device_remove_file(&spi->dev, &dev_attr_gamma_mode); + backlight_device_unregister(lcd->bd); lcd_device_unregister(lcd->ld); kfree(lcd); diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c index 54e32c51361..915448ec75b 100644 --- a/drivers/video/console/vgacon.c +++ b/drivers/video/console/vgacon.c @@ -47,7 +47,6 @@ #include <linux/ioport.h> #include <linux/init.h> #include <linux/screen_info.h> -#include <linux/smp_lock.h> #include <video/vga.h> #include <asm/io.h> diff --git a/drivers/video/omap2/vram.c b/drivers/video/omap2/vram.c index fed2a72bc6b..2fd7e5271be 100644 --- a/drivers/video/omap2/vram.c +++ b/drivers/video/omap2/vram.c @@ -554,9 +554,15 @@ void __init omap_vram_reserve_sdram_memblock(void) size = PAGE_ALIGN(size); if (paddr) { - if ((paddr & ~PAGE_MASK) || - !memblock_is_region_memory(paddr, size)) { - pr_err("Illegal SDRAM region for VRAM\n"); + if (paddr & ~PAGE_MASK) { + pr_err("VRAM start address 0x%08x not page aligned\n", + paddr); + return; + } + + if (!memblock_is_region_memory(paddr, size)) { + pr_err("Illegal SDRAM region 0x%08x..0x%08x for VRAM\n", + paddr, paddr + size - 1); return; } @@ -570,9 +576,12 @@ void __init omap_vram_reserve_sdram_memblock(void) return; } } else { - paddr = memblock_alloc_base(size, PAGE_SIZE, MEMBLOCK_REAL_LIMIT); + paddr = memblock_alloc(size, PAGE_SIZE); } + memblock_free(paddr, size); + memblock_remove(paddr, size); + omap_vram_add_region(paddr, size); pr_info("Reserving %u bytes SDRAM for VRAM\n", size); diff --git a/drivers/video/riva/rivafb-i2c.c b/drivers/video/riva/rivafb-i2c.c index a0e22ac483a..167400e2a18 100644 --- a/drivers/video/riva/rivafb-i2c.c +++ b/drivers/video/riva/rivafb-i2c.c @@ -94,7 +94,6 @@ static int __devinit riva_setup_i2c_bus(struct riva_i2c_chan *chan, strcpy(chan->adapter.name, name); chan->adapter.owner = THIS_MODULE; - chan->adapter.id = I2C_HW_B_RIVA; chan->adapter.class = i2c_class; chan->adapter.algo_data = &chan->algo; chan->adapter.dev.parent = &chan->par->pdev->dev; diff --git a/drivers/video/sh_mobile_hdmi.c b/drivers/video/sh_mobile_hdmi.c index 55b3077ff6f..d7df10315d8 100644 --- a/drivers/video/sh_mobile_hdmi.c +++ b/drivers/video/sh_mobile_hdmi.c @@ -1071,6 +1071,10 @@ static void sh_hdmi_edid_work_fn(struct work_struct *work) if (!hdmi->info) goto out; + hdmi->monspec.modedb_len = 0; + fb_destroy_modedb(hdmi->monspec.modedb); + hdmi->monspec.modedb = NULL; + acquire_console_sem(); /* HDMI disconnect */ @@ -1078,7 +1082,6 @@ static void sh_hdmi_edid_work_fn(struct work_struct *work) release_console_sem(); pm_runtime_put(hdmi->dev); - fb_destroy_modedb(hdmi->monspec.modedb); } out: diff --git a/drivers/video/sh_mobile_lcdcfb.c b/drivers/video/sh_mobile_lcdcfb.c index 50963739a40..9b1364723c6 100644 --- a/drivers/video/sh_mobile_lcdcfb.c +++ b/drivers/video/sh_mobile_lcdcfb.c @@ -115,15 +115,16 @@ static const struct fb_videomode default_720p = { .xres = 1280, .yres = 720, - .left_margin = 200, - .right_margin = 88, - .hsync_len = 48, + .left_margin = 220, + .right_margin = 110, + .hsync_len = 40, .upper_margin = 20, .lower_margin = 5, .vsync_len = 5, .pixclock = 13468, + .refresh = 60, .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT, }; @@ -1197,6 +1198,7 @@ static int __devinit sh_mobile_lcdc_probe(struct platform_device *pdev) const struct fb_videomode *mode = cfg->lcd_cfg; unsigned long max_size = 0; int k; + int num_cfg; ch->info = framebuffer_alloc(0, &pdev->dev); if (!ch->info) { @@ -1232,8 +1234,14 @@ static int __devinit sh_mobile_lcdc_probe(struct platform_device *pdev) info->fix = sh_mobile_lcdc_fix; info->fix.smem_len = max_size * (cfg->bpp / 8) * 2; - if (!mode) + if (!mode) { mode = &default_720p; + num_cfg = 1; + } else { + num_cfg = ch->cfg.num_cfg; + } + + fb_videomode_to_modelist(mode, num_cfg, &info->modelist); fb_videomode_to_var(var, mode); /* Default Y virtual resolution is 2x panel size */ @@ -1281,10 +1289,6 @@ static int __devinit sh_mobile_lcdc_probe(struct platform_device *pdev) for (i = 0; i < j; i++) { struct sh_mobile_lcdc_chan *ch = priv->ch + i; - const struct fb_videomode *mode = ch->cfg.lcd_cfg; - - if (!mode) - mode = &default_720p; info = ch->info; @@ -1297,7 +1301,6 @@ static int __devinit sh_mobile_lcdc_probe(struct platform_device *pdev) } } - fb_videomode_to_modelist(mode, ch->cfg.num_cfg, &info->modelist); error = register_framebuffer(info); if (error < 0) goto err1; diff --git a/drivers/video/sis/sis_main.c b/drivers/video/sis/sis_main.c index b52f8e4ef1f..3dde12b0ab0 100644 --- a/drivers/video/sis/sis_main.c +++ b/drivers/video/sis/sis_main.c @@ -4181,6 +4181,9 @@ static void __devinit sisfb_post_map_vram(struct sis_video_info *ivideo, unsigned int *mapsize, unsigned int min) { + if (*mapsize < (min << 20)) + return; + ivideo->video_vbase = ioremap(ivideo->video_base, (*mapsize)); if(!ivideo->video_vbase) { @@ -4514,7 +4517,7 @@ sisfb_post_sis300(struct pci_dev *pdev) } else { #endif /* Need to map max FB size for finding out about RAM size */ - mapsize = 64 << 20; + mapsize = ivideo->video_size; sisfb_post_map_vram(ivideo, &mapsize, 4); if(ivideo->video_vbase) { @@ -4680,7 +4683,7 @@ sisfb_post_xgi_ramsize(struct sis_video_info *ivideo) orSISIDXREG(SISSR, 0x20, (0x80 | 0x04)); /* Need to map max FB size for finding out about RAM size */ - mapsize = 256 << 20; + mapsize = ivideo->video_size; sisfb_post_map_vram(ivideo, &mapsize, 32); if(!ivideo->video_vbase) { @@ -5936,6 +5939,7 @@ sisfb_probe(struct pci_dev *pdev, const struct pci_device_id *ent) } ivideo->video_base = pci_resource_start(pdev, 0); + ivideo->video_size = pci_resource_len(pdev, 0); ivideo->mmio_base = pci_resource_start(pdev, 1); ivideo->mmio_size = pci_resource_len(pdev, 1); ivideo->SiS_Pr.RelIO = pci_resource_start(pdev, 2) + 0x30; diff --git a/drivers/xen/events.c b/drivers/xen/events.c index 97612f548a8..321a0c8346e 100644 --- a/drivers/xen/events.c +++ b/drivers/xen/events.c @@ -1299,9 +1299,6 @@ static void restore_cpu_virqs(unsigned int cpu) evtchn_to_irq[evtchn] = irq; irq_info[irq] = mk_virq_info(evtchn, virq); bind_evtchn_to_cpu(evtchn, cpu); - - /* Ready for use. */ - unmask_evtchn(evtchn); } } @@ -1327,10 +1324,6 @@ static void restore_cpu_ipis(unsigned int cpu) evtchn_to_irq[evtchn] = irq; irq_info[irq] = mk_ipi_info(evtchn, ipi); bind_evtchn_to_cpu(evtchn, cpu); - - /* Ready for use. */ - unmask_evtchn(evtchn); - } } @@ -1390,6 +1383,7 @@ void xen_poll_irq(int irq) void xen_irq_resume(void) { unsigned int cpu, irq, evtchn; + struct irq_desc *desc; init_evtchn_cpu_bindings(); @@ -1408,6 +1402,23 @@ void xen_irq_resume(void) restore_cpu_virqs(cpu); restore_cpu_ipis(cpu); } + + /* + * Unmask any IRQF_NO_SUSPEND IRQs which are enabled. These + * are not handled by the IRQ core. + */ + for_each_irq_desc(irq, desc) { + if (!desc->action || !(desc->action->flags & IRQF_NO_SUSPEND)) + continue; + if (desc->status & IRQ_DISABLED) + continue; + + evtchn = evtchn_from_irq(irq); + if (evtchn == -1) + continue; + + unmask_evtchn(evtchn); + } } static struct irq_chip xen_dynamic_chip __read_mostly = { diff --git a/drivers/xen/xenfs/privcmd.c b/drivers/xen/xenfs/privcmd.c index f80be7f6eb9..0f5d4162b22 100644 --- a/drivers/xen/xenfs/privcmd.c +++ b/drivers/xen/xenfs/privcmd.c @@ -15,7 +15,6 @@ #include <linux/mman.h> #include <linux/uaccess.h> #include <linux/swap.h> -#include <linux/smp_lock.h> #include <linux/highmem.h> #include <linux/pagemap.h> #include <linux/seq_file.h> diff --git a/drivers/zorro/proc.c b/drivers/zorro/proc.c index cafc5045429..e0c84725d3e 100644 --- a/drivers/zorro/proc.c +++ b/drivers/zorro/proc.c @@ -13,7 +13,6 @@ #include <linux/proc_fs.h> #include <linux/seq_file.h> #include <linux/init.h> -#include <linux/smp_lock.h> #include <asm/uaccess.h> #include <asm/amigahw.h> #include <asm/setup.h> |