diff options
Diffstat (limited to 'drivers/message/fusion/mptscsih.c')
| -rw-r--r-- | drivers/message/fusion/mptscsih.c | 2402 |
1 files changed, 88 insertions, 2314 deletions
diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c index 4fee6befc93..ff83e21e100 100644 --- a/drivers/message/fusion/mptscsih.c +++ b/drivers/message/fusion/mptscsih.c @@ -114,21 +114,6 @@ typedef struct _internal_cmd { u8 rsvd; } INTERNAL_CMD; -typedef struct _negoparms { - u8 width; - u8 offset; - u8 factor; - u8 flags; -} NEGOPARMS; - -typedef struct _dv_parameters { - NEGOPARMS max; - NEGOPARMS now; - u8 cmd; - u8 id; - u16 pad1; -} DVPARAMETERS; - /* * Other private/forward protos... */ @@ -149,28 +134,12 @@ static int mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 tar int mptscsih_ioc_reset(MPT_ADAPTER *ioc, int post_reset); int mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply); -static void mptscsih_initTarget(MPT_SCSI_HOST *hd, VirtTarget *vtarget, u8 lun, char *data, int dlen); -static void mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *vtarget, char byte56); -static void mptscsih_setDevicePage1Flags (u8 width, u8 factor, u8 offset, int *requestedPtr, int *configurationPtr, u8 flags); -static void mptscsih_no_negotiate(MPT_SCSI_HOST *hd, struct scsi_cmnd *sc); -static int mptscsih_writeSDP1(MPT_SCSI_HOST *hd, int portnum, int target, int flags); +static void mptscsih_initTarget(MPT_SCSI_HOST *hd, VirtTarget *vtarget, struct scsi_device *sdev); +static void mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *vtarget, struct scsi_device *sdev); static int mptscsih_writeIOCPage4(MPT_SCSI_HOST *hd, int target_id, int bus); int mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r); static int mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *iocmd); static void mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, VirtDevice *vdevice); -static void mptscsih_negotiate_to_asyn_narrow(MPT_SCSI_HOST *hd, VirtDevice *vdevice); -static int mptscsih_is_phys_disk(MPT_ADAPTER *ioc, int id); - -#ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION -static int mptscsih_do_raid(MPT_SCSI_HOST *hd, u8 action, INTERNAL_CMD *io); -static void mptscsih_domainValidation(void *hd); -static void mptscsih_qas_check(MPT_SCSI_HOST *hd, int id); -static int mptscsih_doDv(MPT_SCSI_HOST *hd, int channel, int target); -static void mptscsih_dv_parms(MPT_SCSI_HOST *hd, DVPARAMETERS *dv,void *pPage); -static void mptscsih_fillbuf(char *buffer, int size, int index, int width); -static void mptscsih_set_dvflags_raid(MPT_SCSI_HOST *hd, int id); -static void mptscsih_set_dvflags(MPT_SCSI_HOST *hd, struct scsi_cmnd *sc); -#endif void mptscsih_remove(struct pci_dev *); void mptscsih_shutdown(struct pci_dev *); @@ -181,16 +150,6 @@ int mptscsih_resume(struct pci_dev *pdev); #define SNS_LEN(scp) sizeof((scp)->sense_buffer) -#ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION -/* - * Domain Validation task structure - */ -static DEFINE_SPINLOCK(dvtaskQ_lock); -static int dvtaskQ_active = 0; -static int dvtaskQ_release = 0; -static struct work_struct dvTaskQ_task; -#endif - /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /** * mptscsih_add_sge - Place a simple SGE at address pAddr. @@ -687,9 +646,6 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) */ sc->result = DID_RESET << 16; - /* GEM Workaround. */ - if (ioc->bus_type == SPI) - mptscsih_no_negotiate(hd, sc); break; case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: /* 0x0049 */ @@ -1005,10 +961,6 @@ mptscsih_remove(struct pci_dev *pdev) MPT_ADAPTER *ioc = pci_get_drvdata(pdev); struct Scsi_Host *host = ioc->sh; MPT_SCSI_HOST *hd; -#ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION - int count; - unsigned long flags; -#endif int sz1; if(!host) { @@ -1021,25 +973,6 @@ mptscsih_remove(struct pci_dev *pdev) if((hd = (MPT_SCSI_HOST *)host->hostdata) == NULL) return; -#ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION - /* Check DV thread active */ - count = 10 * HZ; - spin_lock_irqsave(&dvtaskQ_lock, flags); - if (dvtaskQ_active) { - spin_unlock_irqrestore(&dvtaskQ_lock, flags); - while(dvtaskQ_active && --count) - schedule_timeout_interruptible(1); - } else { - spin_unlock_irqrestore(&dvtaskQ_lock, flags); - } - if (!count) - printk(KERN_ERR MYNAM ": ERROR - DV thread still active!\n"); -#if defined(MPT_DEBUG_DV) || defined(MPT_DEBUG_DV_TINY) - else - printk(KERN_ERR MYNAM ": DV thread orig %d, count %d\n", 10 * HZ, count); -#endif -#endif - mptscsih_shutdown(pdev); sz1=0; @@ -1127,21 +1060,6 @@ mptscsih_resume(struct pci_dev *pdev) if(!hd) return 0; -#ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION - { - unsigned long lflags; - spin_lock_irqsave(&dvtaskQ_lock, lflags); - if (!dvtaskQ_active) { - dvtaskQ_active = 1; - spin_unlock_irqrestore(&dvtaskQ_lock, lflags); - INIT_WORK(&dvTaskQ_task, - mptscsih_domainValidation, (void *) hd); - schedule_work(&dvTaskQ_task); - } else { - spin_unlock_irqrestore(&dvtaskQ_lock, lflags); - } - } -#endif return 0; } @@ -1317,6 +1235,13 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) return SCSI_MLQUEUE_HOST_BUSY; } + if (vdev->vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT && + mptscsih_raid_id_to_num(hd, SCpnt->device->id) < 0) { + SCpnt->result = DID_NO_CONNECT << 16; + done(SCpnt); + return 0; + } + /* * Put together a MPT SCSI request... */ @@ -1363,7 +1288,10 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) pScsiReq->TargetID = (u8) vdev->target_id; pScsiReq->Bus = vdev->bus_id; pScsiReq->ChainOffset = 0; - pScsiReq->Function = MPI_FUNCTION_SCSI_IO_REQUEST; + if (vdev->vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT) + pScsiReq->Function = MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH; + else + pScsiReq->Function = MPI_FUNCTION_SCSI_IO_REQUEST; pScsiReq->CDBLength = SCpnt->cmd_len; pScsiReq->SenseBufferLength = MPT_SENSE_BUFFER_SIZE; pScsiReq->Reserved = 0; @@ -1411,49 +1339,6 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) hd->ScsiLookup[my_idx] = SCpnt; SCpnt->host_scribble = NULL; -#ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION - if (hd->ioc->bus_type == SPI) { - int dvStatus = hd->ioc->spi_data.dvStatus[vdev->target_id]; - int issueCmd = 1; - - if (dvStatus || hd->ioc->spi_data.forceDv) { - - if ((dvStatus & MPT_SCSICFG_NEED_DV) || - (hd->ioc->spi_data.forceDv & MPT_SCSICFG_NEED_DV)) { - unsigned long lflags; - /* Schedule DV if necessary */ - spin_lock_irqsave(&dvtaskQ_lock, lflags); - if (!dvtaskQ_active) { - dvtaskQ_active = 1; - spin_unlock_irqrestore(&dvtaskQ_lock, lflags); - INIT_WORK(&dvTaskQ_task, mptscsih_domainValidation, (void *) hd); - - schedule_work(&dvTaskQ_task); - } else { - spin_unlock_irqrestore(&dvtaskQ_lock, lflags); - } - hd->ioc->spi_data.forceDv &= ~MPT_SCSICFG_NEED_DV; - } - - /* Trying to do DV to this target, extend timeout. - * Wait to issue until flag is clear - */ - if (dvStatus & MPT_SCSICFG_DV_PENDING) { - mod_timer(&SCpnt->eh_timeout, jiffies + 40 * HZ); - issueCmd = 0; - } - - /* Set the DV flags. - */ - if (dvStatus & MPT_SCSICFG_DV_NOT_DONE) - mptscsih_set_dvflags(hd, SCpnt); - - if (!issueCmd) - goto fail; - } - } -#endif - mpt_put_msg_frame(hd->ioc->DoneCtx, hd->ioc, mf); dmfprintk((MYIOC_s_INFO_FMT "Issued SCSI cmd (%p) mf=%p idx=%d\n", hd->ioc->name, SCpnt, mf, my_idx)); @@ -2218,6 +2103,24 @@ mptscsih_bios_param(struct scsi_device * sdev, struct block_device *bdev, return 0; } +int +mptscsih_raid_id_to_num(MPT_SCSI_HOST *hd, uint physdiskid) +{ + int i; + + if (!hd->ioc->raid_data.isRaid || !hd->ioc->raid_data.pIocPg3) + return -ENXIO; + + for (i = 0; i < hd->ioc->raid_data.pIocPg3->NumPhysDisks; i++) { + if (physdiskid == + hd->ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskID) + return hd->ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskNum; + } + + return -ENXIO; +} +EXPORT_SYMBOL(mptscsih_raid_id_to_num); + /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /* * OS entry point to allow host driver to alloc memory @@ -2233,6 +2136,7 @@ mptscsih_target_alloc(struct scsi_target *starget) if (!vtarget) return -ENOMEM; starget->hostdata = vtarget; + vtarget->starget = starget; return 0; } @@ -2266,6 +2170,7 @@ mptscsih_slave_alloc(struct scsi_device *sdev) starget = scsi_target(sdev); vtarget = starget->hostdata; + vdev->vtarget = vtarget; if (vtarget->num_luns == 0) { @@ -2274,14 +2179,11 @@ mptscsih_slave_alloc(struct scsi_device *sdev) vtarget->tflags = MPT_TARGET_FLAGS_Q_YES; vtarget->target_id = sdev->id; vtarget->bus_id = sdev->channel; - if (hd->ioc->bus_type == SPI) { - if (hd->ioc->raid_data.isRaid & (1 << sdev->id)) { - vtarget->raidVolume = 1; - ddvtprintk((KERN_INFO + if (hd->ioc->bus_type == SPI && sdev->channel == 0 && + hd->ioc->raid_data.isRaid & (1 << sdev->id)) { + vtarget->raidVolume = 1; + ddvtprintk((KERN_INFO "RAID Volume @ id %d\n", sdev->id)); - } - } else { - vtarget->tflags |= MPT_TARGET_FLAGS_VALID_INQUIRY; } } vtarget->num_luns++; @@ -2321,19 +2223,6 @@ mptscsih_slave_destroy(struct scsi_device *sdev) vtarget->luns[0] &= ~(1 << vdevice->lun); vtarget->num_luns--; if (vtarget->num_luns == 0) { - mptscsih_negotiate_to_asyn_narrow(hd, vdevice); - if (hd->ioc->bus_type == SPI) { - if (mptscsih_is_phys_disk(hd->ioc, vtarget->target_id)) { - hd->ioc->spi_data.forceDv |= MPT_SCSICFG_RELOAD_IOC_PG3; - } else { - hd->ioc->spi_data.dvStatus[vtarget->target_id] = - MPT_SCSICFG_NEGOTIATE; - if (!hd->negoNvram) { - hd->ioc->spi_data.dvStatus[vtarget->target_id] |= - MPT_SCSICFG_DV_NOT_DONE; - } - } - } hd->Targets[sdev->id] = NULL; } mptscsih_synchronize_cache(hd, vdevice); @@ -2362,18 +2251,13 @@ mptscsih_change_queue_depth(struct scsi_device *sdev, int qdepth) vtarget = starget->hostdata; if (hd->ioc->bus_type == SPI) { - if (vtarget->tflags & MPT_TARGET_FLAGS_VALID_INQUIRY) { - if (!(vtarget->tflags & MPT_TARGET_FLAGS_Q_YES)) - max_depth = 1; - else if (((vtarget->inq_data[0] & 0x1f) == 0x00) && - (vtarget->minSyncFactor <= MPT_ULTRA160 )) - max_depth = MPT_SCSI_CMD_PER_DEV_HIGH; - else - max_depth = MPT_SCSI_CMD_PER_DEV_LOW; - } else { - /* error case - No Inq. Data */ + if (!(vtarget->tflags & MPT_TARGET_FLAGS_Q_YES)) max_depth = 1; - } + else if (sdev->type == TYPE_DISK && + vtarget->minSyncFactor <= MPT_ULTRA160) + max_depth = MPT_SCSI_CMD_PER_DEV_HIGH; + else + max_depth = MPT_SCSI_CMD_PER_DEV_LOW; } else max_depth = MPT_SCSI_CMD_PER_DEV_HIGH; @@ -2427,8 +2311,7 @@ mptscsih_slave_configure(struct scsi_device *sdev) lun_index = (vdevice->lun >> 5); /* 32 luns per lun_index */ indexed_lun = (vdevice->lun % 32); vtarget->luns[lun_index] |= (1 << indexed_lun); - mptscsih_initTarget(hd, vtarget, sdev->lun, sdev->inquiry, - sdev->inquiry_len ); + mptscsih_initTarget(hd, vtarget, sdev); mptscsih_change_queue_depth(sdev, MPT_SCSI_CMD_PER_DEV_HIGH); dsprintk((MYIOC_s_INFO_FMT @@ -2597,10 +2480,6 @@ mptscsih_ioc_reset(MPT_ADAPTER *ioc, int reset_phase) /* 4. Renegotiate to all devices, if SPI */ - if (ioc->bus_type == SPI) { - dnegoprintk(("writeSDP1: ALL_IDS USE_NVRAM\n")); - mptscsih_writeSDP1(hd, 0, 0, MPT_SCSICFG_ALL_IDS | MPT_SCSICFG_USE_NVRAM); - } /* 5. Enable new commands to be posted */ @@ -2624,13 +2503,6 @@ mptscsih_ioc_reset(MPT_ADAPTER *ioc, int reset_phase) hd->cmdPtr = NULL; } - /* 7. SPI: Set flag to force DV and re-read IOC Page 3 - */ - if (ioc->bus_type == SPI) { - ioc->spi_data.forceDv = MPT_SCSICFG_NEED_DV | MPT_SCSICFG_RELOAD_IOC_PG3; - ddvtprintk(("Set reload IOC Pg3 Flag\n")); - } - /* 7. FC: Rescan for blocked rports which might have returned. */ else if (ioc->bus_type == FC) { @@ -2699,18 +2571,7 @@ mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply) break; case MPI_EVENT_INTEGRATED_RAID: /* 0B */ - { -#ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION - pMpiEventDataRaid_t pRaidEventData = - (pMpiEventDataRaid_t) pEvReply->Data; - /* Domain Validation Needed */ - if (ioc->bus_type == SPI && - pRaidEventData->ReasonCode == - MPI_EVENT_RAID_RC_DOMAIN_VAL_NEEDED) - mptscsih_set_dvflags_raid(hd, pRaidEventData->PhysDiskNum); -#endif break; - } case MPI_EVENT_NONE: /* 00 */ case MPI_EVENT_LOG_DATA: /* 01 */ @@ -2729,9 +2590,7 @@ mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply) * mptscsih_initTarget - Target, LUN alloc/free functionality. * @hd: Pointer to MPT_SCSI_HOST structure * @vtarget: per target private data - * @lun: SCSI LUN id - * @data: Pointer to data - * @dlen: Number of INQUIRY bytes + * @sdev: SCSI device * * NOTE: It's only SAFE to call this routine if data points to * sane & valid STANDARD INQUIRY data! @@ -2741,98 +2600,46 @@ mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply) * */ static void -mptscsih_initTarget(MPT_SCSI_HOST *hd, VirtTarget *vtarget, u8 lun, char *data, int dlen) +mptscsih_initTarget(MPT_SCSI_HOST *hd, VirtTarget *vtarget, + struct scsi_device *sdev) { - SpiCfgData *pSpi; - char data_56; - int inq_len; - dinitprintk((MYIOC_s_INFO_FMT "initTarget bus=%d id=%d lun=%d hd=%p\n", hd->ioc->name, vtarget->bus_id, vtarget->target_id, lun, hd)); - /* - * If the peripheral qualifier filter is enabled then if the target reports a 0x1 - * (i.e. The targer is capable of supporting the specified peripheral device type - * on this logical unit; however, the physical device is not currently connected - * to this logical unit) it will be converted to a 0x3 (i.e. The target is not - * capable of supporting a physical device on this logical unit). This is to work - * around a bug in th emid-layer in some distributions in which the mid-layer will - * continue to try to communicate to the LUN and evntually create a dummy LUN. - */ - if (hd->mpt_pq_filter && dlen && (data[0] & 0xE0)) - data[0] |= 0x40; - /* Is LUN supported? If so, upper 2 bits will be 0 * in first byte of inquiry data. */ - if (data[0] & 0xe0) + if (sdev->inq_periph_qual != 0) return; if (vtarget == NULL) return; - if (data) - vtarget->type = data[0]; + vtarget->type = sdev->type; if (hd->ioc->bus_type != SPI) return; - if ((data[0] == TYPE_PROCESSOR) && (hd->ioc->spi_data.Saf_Te)) { + if ((sdev->type == TYPE_PROCESSOR) && (hd->ioc->spi_data.Saf_Te)) { /* Treat all Processors as SAF-TE if * command line option is set */ vtarget->tflags |= MPT_TARGET_FLAGS_SAF_TE_ISSUED; mptscsih_writeIOCPage4(hd, vtarget->target_id, vtarget->bus_id); - }else if ((data[0] == TYPE_PROCESSOR) && + }else if ((sdev->type == TYPE_PROCESSOR) && !(vtarget->tflags & MPT_TARGET_FLAGS_SAF_TE_ISSUED )) { - if ( dlen > 49 ) { - vtarget->tflags |= MPT_TARGET_FLAGS_VALID_INQUIRY; - if ( data[44] == 'S' && - data[45] == 'A' && - data[46] == 'F' && - data[47] == '-' && - data[48] == 'T' && - data[49] == 'E' ) { + if (sdev->inquiry_len > 49 ) { + if (sdev->inquiry[44] == 'S' && + sdev->inquiry[45] == 'A' && + sdev->inquiry[46] == 'F' && + sdev->inquiry[47] == '-' && + sdev->inquiry[48] == 'T' && + sdev->inquiry[49] == 'E' ) { vtarget->tflags |= MPT_TARGET_FLAGS_SAF_TE_ISSUED; mptscsih_writeIOCPage4(hd, vtarget->target_id, vtarget->bus_id); } } } - if (!(vtarget->tflags & MPT_TARGET_FLAGS_VALID_INQUIRY)) { - inq_len = dlen < 8 ? dlen : 8; - memcpy (vtarget->inq_data, data, inq_len); - /* If have not done DV, set the DV flag. - */ - pSpi = &hd->ioc->spi_data; - if ((data[0] == TYPE_TAPE) || (data[0] == TYPE_PROCESSOR)) { - if (pSpi->dvStatus[vtarget->target_id] & MPT_SCSICFG_DV_NOT_DONE) - pSpi->dvStatus[vtarget->target_id] |= MPT_SCSICFG_NEED_DV; - } - vtarget->tflags |= MPT_TARGET_FLAGS_VALID_INQUIRY; - - data_56 = 0x0F; /* Default to full capabilities if Inq data length is < 57 */ - if (dlen > 56) { - if ( (!(vtarget->tflags & MPT_TARGET_FLAGS_VALID_56))) { - /* Update the target capabilities - */ - data_56 = data[56]; - vtarget->tflags |= MPT_TARGET_FLAGS_VALID_56; - } - } - mptscsih_setTargetNegoParms(hd, vtarget, data_56); - } else { - /* Initial Inquiry may not request enough data bytes to - * obtain byte 57. DV will; if target doesn't return - * at least 57 bytes, data[56] will be zero. */ - if (dlen > 56) { - if ( (!(vtarget->tflags & MPT_TARGET_FLAGS_VALID_56))) { - /* Update the target capabilities - */ - data_56 = data[56]; - vtarget->tflags |= MPT_TARGET_FLAGS_VALID_56; - mptscsih_setTargetNegoParms(hd, vtarget, data_56); - } - } - } + mptscsih_setTargetNegoParms(hd, vtarget, sdev); } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ @@ -2842,66 +2649,51 @@ mptscsih_initTarget(MPT_SCSI_HOST *hd, VirtTarget *vtarget, u8 lun, char *data, * */ static void -mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *target, char byte56) +mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *target, + struct scsi_device *sdev) { SpiCfgData *pspi_data = &hd->ioc->spi_data; int id = (int) target->target_id; int nvram; - VirtTarget *vtarget; - int ii; u8 width = MPT_NARROW; u8 factor = MPT_ASYNC; u8 offset = 0; - u8 version, nfactor; + u8 nfactor; u8 noQas = 1; target->negoFlags = pspi_data->noQas; - /* noQas == 0 => device supports QAS. Need byte 56 of Inq to determine - * support. If available, default QAS to off and allow enabling. - * If not available, default QAS to on, turn off for non-disks. - */ + /* noQas == 0 => device supports QAS. */ - /* Set flags based on Inquiry data - */ - version = target->inq_data[2] & 0x07; - if (version < 2) { + if (sdev->scsi_level < SCSI_2) { width = 0; factor = MPT_ULTRA2; offset = pspi_data->maxSyncOffset; target->tflags &= ~MPT_TARGET_FLAGS_Q_YES; } else { - if (target->inq_data[7] & 0x20) { + if (scsi_device_wide(sdev)) { width = 1; } - if (target->inq_data[7] & 0x10) { + if (scsi_device_sync(sdev)) { factor = pspi_data->minSyncFactor; - if (target->tflags & MPT_TARGET_FLAGS_VALID_56) { - /* bits 2 & 3 show Clocking support */ - if ((byte56 & 0x0C) == 0) + if (!scsi_device_dt(sdev)) factor = MPT_ULTRA2; + else { + if (!scsi_device_ius(sdev) && + !scsi_device_qas(sdev)) + factor = MPT_ULTRA160; else { - if ((byte56 & 0x03) == 0) - factor = MPT_ULTRA160; - else { - factor = MPT_ULTRA320; - if (byte56 & 0x02) - { - ddvtprintk((KERN_INFO "Enabling QAS due to byte56=%02x on id=%d!\n", byte56, id)); - noQas = 0; - } - if (target->inq_data[0] == TYPE_TAPE) { - if (byte56 & 0x01) - target->negoFlags |= MPT_TAPE_NEGO_IDP; - } + factor = MPT_ULTRA320; + if (scsi_device_qas(sdev)) { + ddvtprintk((KERN_INFO "Enabling QAS due to byte56=%02x on id=%d!\n", byte56, id)); + noQas = 0; } + if (sdev->type == TYPE_TAPE && + scsi_device_ius(sdev)) + target->negoFlags |= MPT_TAPE_NEGO_IDP; } - } else { - ddvtprintk((KERN_INFO "Enabling QAS on id=%d due to ~TARGET_FLAGS_VALID_56!\n", id)); - noQas = 0; } - offset = pspi_data->maxSyncOffset; /* If RAID, never disable QAS @@ -2919,7 +2711,7 @@ mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *target, char byte56) } } - if ( (target->inq_data[7] & 0x02) == 0) { + if (!sdev->tagged_supported) { target->tflags &= ~MPT_TARGET_FLAGS_Q_YES; } @@ -2977,55 +2769,18 @@ mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *target, char byte56) if ( factor > MPT_ULTRA320 ) noQas = 0; - /* GEM, processor WORKAROUND - */ - if ((target->inq_data[0] == TYPE_PROCESSOR) || (target->inq_data[0] > 0x08)) { - target->negoFlags |= (MPT_TARGET_NO_NEGO_WIDE | MPT_TARGET_NO_NEGO_SYNC); - pspi_data->dvStatus[id] |= MPT_SCSICFG_BLK_NEGO; - } else { - if (noQas && (pspi_data->noQas == 0)) { - pspi_data->noQas |= MPT_TARGET_NO_NEGO_QAS; - target->negoFlags |= MPT_TARGET_NO_NEGO_QAS; - - /* Disable QAS in a mixed configuration case - */ - - ddvtprintk((KERN_INFO "Disabling QAS due to noQas=%02x on id=%d!\n", noQas, id)); - for (ii = 0; ii < id; ii++) { - if ( (vtarget = hd->Targets[ii]) ) { - vtarget->negoFlags |= MPT_TARGET_NO_NEGO_QAS; - mptscsih_writeSDP1(hd, 0, ii, vtarget->negoFlags); - } - } - } - } + if (noQas && (pspi_data->noQas == 0)) { + pspi_data->noQas |= MPT_TARGET_NO_NEGO_QAS; + target->negoFlags |= MPT_TARGET_NO_NEGO_QAS; + + /* Disable QAS in a mixed configuration case + */ - /* Write SDP1 on this I/O to this target */ - if (pspi_data->dvStatus[id] & MPT_SCSICFG_NEGOTIATE) { - ddvtprintk((KERN_INFO "MPT_SCSICFG_NEGOTIATE on id=%d!\n", id)); - mptscsih_writeSDP1(hd, 0, id, hd->negoNvram); - pspi_data->dvStatus[id] &= ~MPT_SCSICFG_NEGOTIATE; - } else if (pspi_data->dvStatus[id] & MPT_SCSICFG_BLK_NEGO) { - ddvtprintk((KERN_INFO "MPT_SCSICFG_BLK_NEGO on id=%d!\n", id)); - mptscsih_writeSDP1(hd, 0, id, MPT_SCSICFG_BLK_NEGO); - pspi_data->dvStatus[id] &= ~MPT_SCSICFG_BLK_NEGO; + ddvtprintk((KERN_INFO "Disabling QAS due to noQas=%02x on id=%d!\n", noQas, id)); } } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/* - * If no Target, bus reset on 1st I/O. Set the flag to - * prevent any future negotiations to this device. - */ -static void -mptscsih_no_negotiate(MPT_SCSI_HOST *hd, struct scsi_cmnd *sc) -{ - VirtDevice *vdev; - - if ((vdev = sc->device->hostdata) != NULL) - hd->ioc->spi_data.dvStatus[vdev->target_id] |= MPT_SCSICFG_BLK_NEGO; - return; -} /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /* @@ -3077,207 +2832,6 @@ mptscsih_setDevicePage1Flags (u8 width, u8 factor, u8 offset, int *requestedPtr, } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/* mptscsih_writeSDP1 - write SCSI Device Page 1 - * @hd: Pointer to a SCSI Host Strucutre - * @portnum: IOC port number - * @target_id: writeSDP1 for single ID - * @flags: MPT_SCSICFG_ALL_IDS, MPT_SCSICFG_USE_NVRAM, MPT_SCSICFG_BLK_NEGO - * - * Return: -EFAULT if read of config page header fails - * or 0 if success. - * - * Remark: If a target has been found, the settings from the - * target structure are used, else the device is set - * to async/narrow. - * - * Remark: Called during init and after a FW reload. - * Remark: We do not wait for a return, write pages sequentially. - */ -static int -mptscsih_writeSDP1(MPT_SCSI_HOST *hd, int portnum, int target_id, int flags) -{ - MPT_ADAPTER *ioc = hd->ioc; - Config_t *pReq; - SCSIDevicePage1_t *pData; - VirtTarget *vtarget=NULL; - MPT_FRAME_HDR *mf; - dma_addr_t dataDma; - u16 req_idx; - u32 frameOffset; - u32 requested, configuration, flagsLength; - int ii, nvram; - int id = 0, maxid = 0; - u8 width; - u8 factor; - u8 offset; - u8 bus = 0; - u8 negoFlags; - u8 maxwidth, maxoffset, maxfactor; - - if (ioc->spi_data.sdp1length == 0) - return 0; - - if (flags & MPT_SCSICFG_ALL_IDS) { - id = 0; - maxid = ioc->sh->max_id - 1; - } else if (ioc->sh) { - id = target_id; - maxid = min_t(int, id, ioc->sh->max_id - 1); - } - - for (; id <= maxid; id++) { - - if (id == ioc->pfacts[portnum].PortSCSIID) - continue; - - /* Use NVRAM to get adapter and target maximums - * Data over-riden by target structure information, if present - */ - maxwidth = ioc->spi_data.maxBusWidth; - maxoffset = ioc->spi_data.maxSyncOffset; - maxfactor = ioc->spi_data.minSyncFactor; - if (ioc->spi_data.nvram && (ioc->spi_data.nvram[id] != MPT_HOST_NVRAM_INVALID)) { - nvram = ioc->spi_data.nvram[id]; - - if (maxwidth) - maxwidth = nvram & MPT_NVRAM_WIDE_DISABLE ? 0 : 1; - - if (maxoffset > 0) { - maxfactor = (nvram & MPT_NVRAM_SYNC_MASK) >> 8; - if (maxfactor == 0) { - /* Key for async */ - maxfactor = MPT_ASYNC; - maxoffset = 0; - } else if (maxfactor < ioc->spi_data.minSyncFactor) { - maxfactor = ioc->spi_data.minSyncFactor; - } - } else - maxfactor = MPT_ASYNC; - } - - /* Set the negotiation flags. - */ - negoFlags = ioc->spi_data.noQas; - if (!maxwidth) - negoFlags |= MPT_TARGET_NO_NEGO_WIDE; - - if (!maxoffset) - negoFlags |= MPT_TARGET_NO_NEGO_SYNC; - - if (flags & MPT_SCSICFG_USE_NVRAM) { - width = maxwidth; - factor = maxfactor; - offset = maxoffset; - } else { - width = 0; - factor = MPT_ASYNC; - offset = 0; - //negoFlags = 0; - //negoFlags = MPT_TARGET_NO_NEGO_SYNC; - } - - /* If id is not a raid volume, get the updated - * transmission settings from the target structure. - */ - if (hd->Targets && (vtarget = hd->Targets[id]) && !vtarget->raidVolume) { - width = vtarget->maxWidth; - factor = vtarget->minSyncFactor; - offset = vtarget->maxOffset; - negoFlags = vtarget->negoFlags; - } - -#ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION - /* Force to async and narrow if DV has not been executed - * for this ID - */ - if ((hd->ioc->spi_data.dvStatus[id] & MPT_SCSICFG_DV_NOT_DONE) != 0) { - width = 0; - factor = MPT_ASYNC; - offset = 0; - } -#endif - - if (flags & MPT_SCSICFG_BLK_NEGO) - negoFlags |= MPT_TARGET_NO_NEGO_WIDE | MPT_TARGET_NO_NEGO_SYNC; - - mptscsih_setDevicePage1Flags(width, factor, offset, - &requested, &configuration, negoFlags); - dnegoprintk(("writeSDP1: id=%d width=%d factor=%x offset=%x negoFlags=%x request=%x config=%x\n", - target_id, width, factor, offset, negoFlags, requested, configuration)); - - /* Get a MF for this command. - */ - if ((mf = mpt_get_msg_frame(ioc->DoneCtx, ioc)) == NULL) { - dfailprintk((MYIOC_s_WARN_FMT "write SDP1: no msg frames!\n", - ioc->name)); - return -EAGAIN; - } - - ddvprintk((MYIOC_s_INFO_FMT "WriteSDP1 (mf=%p, id=%d, req=0x%x, cfg=0x%x)\n", - hd->ioc->name, mf, id, requested, configuration)); - - - /* Set the request and the data pointers. - * Request takes: 36 bytes (32 bit SGE) - * SCSI Device Page 1 requires 16 bytes - * 40 + 16 <= size of SCSI IO Request = 56 bytes - * and MF size >= 64 bytes. - * Place data at end of MF. - */ - pReq = (Config_t *)mf; - - req_idx = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx); - frameOffset = ioc->req_sz - sizeof(SCSIDevicePage1_t); - - pData = (SCSIDevicePage1_t *)((u8 *) mf + frameOffset); - dataDma = ioc->req_frames_dma + (req_idx * ioc->req_sz) + frameOffset; - - /* Complete the request frame (same for all requests). - */ - pReq->Action = MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT; - pReq->Reserved = 0; - pReq->ChainOffset = 0; - pReq->Function = MPI_FUNCTION_CONFIG; - pReq->ExtPageLength = 0; - pReq->ExtPageType = 0; - pReq->MsgFlags = 0; - for (ii=0; ii < 8; ii++) { - pReq->Reserved2[ii] = 0; - } - pReq->Header.PageVersion = ioc->spi_data.sdp1version; - pReq->Header.PageLength = ioc->spi_data.sdp1length; - pReq->Header.PageNumber = 1; - pReq->Header.PageType = MPI_CONFIG_PAGETYPE_SCSI_DEVICE; - pReq->PageAddress = cpu_to_le32(id | (bus << 8 )); - - /* Add a SGE to the config request. - */ - flagsLength = MPT_SGE_FLAGS_SSIMPLE_WRITE | ioc->spi_data.sdp1length * 4; - - mpt_add_sge((char *)&pReq->PageBufferSGE, flagsLength, dataDma); - - /* Set up the common data portion - */ - pData->Header.PageVersion = pReq->Header.PageVersion; - pData->Header.PageLength = pReq->Header.PageLength; - pData->Header.PageNumber = pReq->Header.PageNumber; - pData->Header.PageType = pReq->Header.PageType; - pData->RequestedParameters = cpu_to_le32(requested); - pData->Reserved = 0; - pData->Configuration = cpu_to_le32(configuration); - - dprintk((MYIOC_s_INFO_FMT - "write SDP1: id %d pgaddr 0x%x req 0x%x config 0x%x\n", - ioc->name, id, (id | (bus<<8)), - requested, configuration)); - - mpt_put_msg_frame(ioc->DoneCtx, ioc, mf); - } - - return 0; -} - -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /* mptscsih_writeIOCPage4 - write IOC Page 4 * @hd: Pointer to a SCSI Host Structure * @target_id: write IOC Page4 for this ID & Bus @@ -3465,6 +3019,7 @@ mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) completionCode = MPT_SCANDV_GOOD; else completionCode = MPT_SCANDV_SOME_ERROR; + memcpy(hd->pLocal->sense, pr, sizeof(hd->pLocal->sense)); } else if (pReply->SCSIState & MPI_SCSI_STATE_AUTOSENSE_VALID) { u8 *sense_data; @@ -3578,78 +3133,6 @@ mptscsih_timer_expired(unsigned long data) return; } -#ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/* mptscsih_do_raid - Format and Issue a RAID volume request message. - * @hd: Pointer to scsi host structure - * @action: What do be done. - * @id: Logical target id. - * @bus: Target locations bus. - * - * Returns: < 0 on a fatal error - * 0 on success - * - * Remark: Wait to return until reply processed by the ISR. - */ -static int -mptscsih_do_raid(MPT_SCSI_HOST *hd, u8 action, INTERNAL_CMD *io) -{ - MpiRaidActionRequest_t *pReq; - MPT_FRAME_HDR *mf; - int in_isr; - - in_isr = in_interrupt(); - if (in_isr) { - dprintk((MYIOC_s_WARN_FMT "Internal raid request not allowed in ISR context!\n", - hd->ioc->name)); - return -EPERM; - } - - /* Get and Populate a free Frame - */ - if ((mf = mpt_get_msg_frame(hd->ioc->InternalCtx, hd->ioc)) == NULL) { - ddvprintk((MYIOC_s_WARN_FMT "_do_raid: no msg frames!\n", - hd->ioc->name)); - return -EAGAIN; - } - pReq = (MpiRaidActionRequest_t *)mf; - pReq->Action = action; - pReq->Reserved1 = 0; - pReq->ChainOffset = 0; - pReq->Function = MPI_FUNCTION_RAID_ACTION; - pReq->VolumeID = io->id; - pReq->VolumeBus = io->bus; - pReq->PhysDiskNum = io->physDiskNum; - pReq->MsgFlags = 0; - pReq->Reserved2 = 0; - pReq->ActionDataWord = 0; /* Reserved for this action */ - //pReq->ActionDataSGE = 0; - - mpt_add_sge((char *)&pReq->ActionDataSGE, - MPT_SGE_FLAGS_SSIMPLE_READ | 0, (dma_addr_t) -1); - - ddvprintk((MYIOC_s_INFO_FMT "RAID Volume action %x id %d\n", - hd->ioc->name, action, io->id)); - - hd->pLocal = NULL; - hd->timer.expires = jiffies + HZ*10; /* 10 second timeout */ - hd->scandv_wait_done = 0; - - /* Save cmd pointer, for resource free if timeout or - * FW reload occurs - */ - hd->cmdPtr = mf; - - add_timer(&hd->timer); - mpt_put_msg_frame(hd->ioc->InternalCtx, hd->ioc, mf); - wait_event(hd->scandv_waitq, hd->scandv_wait_done); - - if ((hd->pLocal == NULL) || (hd->pLocal->completion != MPT_SCANDV_GOOD)) - return -1; - - return 0; -} -#endif /* ~MPTSCSIH_ENABLE_DOMAIN_VALIDATION */ /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /** @@ -3903,93 +3386,6 @@ mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *io) /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /** - * mptscsih_negotiate_to_asyn_narrow - Restore devices to default state - * @hd: Pointer to a SCSI HOST structure - * @vtarget: per device private data - * - * Uses the ISR, but with special processing. - * MUST be single-threaded. - * - */ -static void -mptscsih_negotiate_to_asyn_narrow(MPT_SCSI_HOST *hd, VirtDevice *vdevice) -{ - VirtTarget *vtarget = vdevice->vtarget; - MPT_ADAPTER *ioc= hd->ioc; - SCSIDevicePage1_t *pcfg1Data; - CONFIGPARMS cfg; - dma_addr_t cfg1_dma_addr; - ConfigPageHeader_t header; - int id; - int requested, configuration, data,i; - u8 flags, factor; - - if ((ioc->bus_type != SPI) || - (!vdevice->configured_lun)) - return; - - if (!ioc->spi_data.sdp1length) - return; - - pcfg1Data = (SCSIDevicePage1_t *)pci_alloc_consistent(ioc->pcidev, - ioc->spi_data.sdp1length * 4, &cfg1_dma_addr); - - if (pcfg1Data == NULL) - return; - - header.PageVersion = ioc->spi_data.sdp1version; - header.PageLength = ioc->spi_data.sdp1length; - header.PageNumber = 1; - header.PageType = MPI_CONFIG_PAGETYPE_SCSI_DEVICE; - cfg.cfghdr.hdr = &header; - cfg.physAddr = cfg1_dma_addr; - cfg.action = MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT; - cfg.dir = 1; - cfg.timeout = 0; - - if (vtarget->raidVolume && ioc->raid_data.pIocPg3) { - for (i = 0; i < ioc->raid_data.pIocPg3->NumPhysDisks; i++) { - id = ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskID; - flags = hd->ioc->spi_data.noQas; - if (hd->ioc->spi_data.nvram && (hd->ioc->spi_data.nvram[id] != MPT_HOST_NVRAM_INVALID)) { - data = hd->ioc->spi_data.nvram[id]; - if (data & MPT_NVRAM_WIDE_DISABLE) - flags |= MPT_TARGET_NO_NEGO_WIDE; - factor = (data & MPT_NVRAM_SYNC_MASK) >> MPT_NVRAM_SYNC_SHIFT; - if ((factor == 0) || (factor == MPT_ASYNC)) - flags |= MPT_TARGET_NO_NEGO_SYNC; - } - mptscsih_setDevicePage1Flags(0, MPT_ASYNC, 0, &requested, - &configuration, flags); - dnegoprintk(("nego asyn narrow: id=%d width=0 factor=MPT_ASYNC " - "offset=0 negoFlags=%x request=%x config=%x\n", - id, flags, requested, configuration)); - pcfg1Data->RequestedParameters = cpu_to_le32(requested); - pcfg1Data->Reserved = 0; - pcfg1Data->Configuration = cpu_to_le32(configuration); - cfg.pageAddr = (vtarget->bus_id<<8) | id; - mpt_config(hd->ioc, &cfg); - } - } else { - flags = vtarget->negoFlags; - mptscsih_setDevicePage1Flags(0, MPT_ASYNC, 0, &requested, - &configuration, flags); - dnegoprintk(("nego asyn narrow: id=%d width=0 factor=MPT_ASYNC " - "offset=0 negoFlags=%x request=%x config=%x\n", - vtarget->target_id, flags, requested, configuration)); - pcfg1Data->RequestedParameters = cpu_to_le32(requested); - pcfg1Data->Reserved = 0; - pcfg1Data->Configuration = cpu_to_le32(configuration); - cfg.pageAddr = (vtarget->bus_id<<8) | vtarget->target_id; - mpt_config(hd->ioc, &cfg); - } - - if (pcfg1Data) - pci_free_consistent(ioc->pcidev, header.PageLength * 4, pcfg1Data, cfg1_dma_addr); -} - -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/** * mptscsih_synchronize_cache - Send SYNCHRONIZE_CACHE to all disks. * @hd: Pointer to a SCSI HOST structure * @vtarget: per device private data @@ -4018,1633 +3414,11 @@ mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, VirtDevice *vdevice) iocmd.id = vdevice->target_id; iocmd.lun = (u8)vdevice->lun; - if ((vdevice->vtarget->type & TYPE_DISK) && + if ((vdevice->vtarget->type == TYPE_DISK) && (vdevice->configured_lun)) mptscsih_do_cmd(hd, &iocmd); } -/* Search IOC page 3 to determine if this is hidden physical disk - */ -static int -mptscsih_is_phys_disk(MPT_ADAPTER *ioc, int id) -{ - int i; - - if (!ioc->raid_data.isRaid || !ioc->raid_data.pIocPg3) - return 0; - - for (i = 0; i < ioc->raid_data.pIocPg3->NumPhysDisks; i++) { - if (id == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskID) - return 1; - } - - return 0; -} - -#ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/** - * mptscsih_domainValidation - Top level handler for domain validation. - * @hd: Pointer to MPT_SCSI_HOST structure. - * - * Uses the ISR, but with special processing. - * Called from schedule, should not be in interrupt mode. - * While thread alive, do dv for all devices needing dv - * - * Return: None. - */ -static void -mptscsih_domainValidation(void *arg) -{ - MPT_SCSI_HOST *hd; - MPT_ADAPTER *ioc; - unsigned long flags; - int id, maxid, dvStatus, did; - int ii, isPhysDisk; - - spin_lock_irqsave(&dvtaskQ_lock, flags); - dvtaskQ_active = 1; - if (dvtaskQ_release) { - dvtaskQ_active = 0; - spin_unlock_irqrestore(&dvtaskQ_lock, flags); - return; - } - spin_unlock_irqrestore(&dvtaskQ_lock, flags); - - /* For this ioc, loop through all devices and do dv to each device. - * When complete with this ioc, search through the ioc list, and - * for each scsi ioc found, do dv for all devices. Exit when no - * device needs dv. - */ - did = 1; - while (did) { - did = 0; - list_for_each_entry(ioc, &ioc_list, list) { - spin_lock_irqsave(&dvtaskQ_lock, flags); - if (dvtaskQ_release) { - dvtaskQ_active = 0; - spin_unlock_irqrestore(&dvtaskQ_lock, flags); - return; - } - spin_unlock_irqrestore(&dvtaskQ_lock, flags); - - msleep(250); - - /* DV only to SPI adapters */ - if (ioc->bus_type != SPI) - continue; - - /* Make sure everything looks ok */ - if (ioc->sh == NULL) - continue; - - hd = (MPT_SCSI_HOST *) ioc->sh->hostdata; - if (hd == NULL) - continue; - - if ((ioc->spi_data.forceDv & MPT_SCSICFG_RELOAD_IOC_PG3) != 0) { - mpt_read_ioc_pg_3(ioc); - if (ioc->raid_data.pIocPg3) { - Ioc3PhysDisk_t *pPDisk = ioc->raid_data.pIocPg3->PhysDisk; - int numPDisk = ioc->raid_data.pIocPg3->NumPhysDisks; - - while (numPDisk) { - if (ioc->spi_data.dvStatus[pPDisk->PhysDiskID] & MPT_SCSICFG_DV_NOT_DONE) - ioc->spi_data.dvStatus[pPDisk->PhysDiskID] |= MPT_SCSICFG_NEED_DV; - - pPDisk++; - numPDisk--; - } - } - ioc->spi_data.forceDv &= ~MPT_SCSICFG_RELOAD_IOC_PG3; - } - - maxid = min_t(int, ioc->sh->max_id, MPT_MAX_SCSI_DEVICES); - - for (id = 0; id < maxid; id++) { - spin_lock_irqsave(&dvtaskQ_lock, flags); - if (dvtaskQ_release) { - dvtaskQ_active = 0; - spin_unlock_irqrestore(&dvtaskQ_lock, flags); - return; - } - spin_unlock_irqrestore(&dvtaskQ_lock, flags); - dvStatus = hd->ioc->spi_data.dvStatus[id]; - - if (dvStatus & MPT_SCSICFG_NEED_DV) { - did++; - hd->ioc->spi_data.dvStatus[id] |= MPT_SCSICFG_DV_PENDING; - hd->ioc->spi_data.dvStatus[id] &= ~MPT_SCSICFG_NEED_DV; - - msleep(250); - - /* If hidden phys disk, block IO's to all - * raid volumes - * else, process normally - */ - isPhysDisk = mptscsih_is_phys_disk(ioc, id); - if (isPhysDisk) { - for (ii=0; ii < MPT_MAX_SCSI_DEVICES; ii++) { - if (hd->ioc->raid_data.isRaid & (1 << ii)) { - hd->ioc->spi_data.dvStatus[ii] |= MPT_SCSICFG_DV_PENDING; - } - } - } - - if(mpt_alt_ioc_wait(hd->ioc)!=0) { - ddvprintk((MYIOC_s_WARN_FMT "alt_ioc busy!\n", - hd->ioc->name)); - continue; - } - - if (mptscsih_doDv(hd, 0, id) == 1) { - /* Untagged device was busy, try again - */ - hd->ioc->spi_data.dvStatus[id] |= MPT_SCSICFG_NEED_DV; - hd->ioc->spi_data.dvStatus[id] &= ~MPT_SCSICFG_DV_PENDING; - } else { - /* DV is complete. Clear flags. - */ - hd->ioc->spi_data.dvStatus[id] &= ~(MPT_SCSICFG_DV_NOT_DONE | MPT_SCSICFG_DV_PENDING); - } - - spin_lock(&hd->ioc->initializing_hba_lock); - hd->ioc->initializing_hba_lock_flag=0; - spin_unlock(&hd->ioc->initializing_hba_lock); - - if (isPhysDisk) { - for (ii=0; ii < MPT_MAX_SCSI_DEVICES; ii++) { - if (hd->ioc->raid_data.isRaid & (1 << ii)) { - hd->ioc->spi_data.dvStatus[ii] &= ~MPT_SCSICFG_DV_PENDING; - } - } - } - - if (hd->ioc->spi_data.noQas) - mptscsih_qas_check(hd, id); - } - } - } - } - - spin_lock_irqsave(&dvtaskQ_lock, flags); - dvtaskQ_active = 0; - spin_unlock_irqrestore(&dvtaskQ_lock, flags); - - return; -} - -/* Write SDP1 if no QAS has been enabled - */ -static void -mptscsih_qas_check(MPT_SCSI_HOST *hd, int id) -{ - VirtTarget *vtarget; - int ii; - - if (hd->Targets == NULL) - return; - - for (ii=0; ii < MPT_MAX_SCSI_DEVICES; ii++) { - if (ii == id) - continue; - - if ((hd->ioc->spi_data.dvStatus[ii] & MPT_SCSICFG_DV_NOT_DONE) != 0) - continue; - - vtarget = hd->Targets[ii]; - - if ((vtarget != NULL) && (!vtarget->raidVolume)) { - if ((vtarget->negoFlags & hd->ioc->spi_data.noQas) == 0) { - vtarget->negoFlags |= hd->ioc->spi_data.noQas; - dnegoprintk(("writeSDP1: id=%d flags=0\n", id)); - mptscsih_writeSDP1(hd, 0, ii, 0); - } - } else { - if (mptscsih_is_phys_disk(hd->ioc, ii) == 1) { - dnegoprintk(("writeSDP1: id=%d SCSICFG_USE_NVRAM\n", id)); - mptscsih_writeSDP1(hd, 0, ii, MPT_SCSICFG_USE_NVRAM); - } - } - } - return; -} - - - -#define MPT_GET_NVRAM_VALS 0x01 -#define MPT_UPDATE_MAX 0x02 -#define MPT_SET_MAX 0x04 -#define MPT_SET_MIN 0x08 -#define MPT_FALLBACK 0x10 -#define MPT_SAVE 0x20 - -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/** - * mptscsih_doDv - Perform domain validation to a target. - * @hd: Pointer to MPT_SCSI_HOST structure. - * @portnum: IOC port number. - * @target: Physical ID of this target - * - * Uses the ISR, but with special processing. - * MUST be single-threaded. - * Test will exit if target is at async & narrow. - * - * Return: None. - */ -static int -mptscsih_doDv(MPT_SCSI_HOST *hd, int bus_number, int id) -{ - MPT_ADAPTER *ioc = hd->ioc; - VirtTarget *vtarget; - SCSIDevicePage1_t *pcfg1Data; - SCSIDevicePage0_t *pcfg0Data; - u8 *pbuf1; - u8 *pbuf2; - u8 *pDvBuf; - dma_addr_t dvbuf_dma = -1; - dma_addr_t buf1_dma = -1; - dma_addr_t buf2_dma = -1; - dma_addr_t cfg1_dma_addr = -1; - dma_addr_t cfg0_dma_addr = -1; - ConfigPageHeader_t header1; - ConfigPageHeader_t header0; - DVPARAMETERS dv; - INTERNAL_CMD iocmd; - CONFIGPARMS cfg; - int dv_alloc = 0; - int rc, sz = 0; - int bufsize = 0; - int dataBufSize = 0; - int echoBufSize = 0; - int notDone; - int patt; - int repeat; - int retcode = 0; - int nfactor = MPT_ULTRA320; - char firstPass = 1; - char doFallback = 0; - char readPage0; - char bus, lun; - char inq0 = 0; - - if (ioc->spi_data.sdp1length == 0) - return 0; - - if (ioc->spi_data.sdp0length == 0) - return 0; - - /* If multiple buses are used, require that the initiator - * id be the same on all buses. - */ - if (id == ioc->pfacts[0].PortSCSIID) - return 0; - - lun = 0; - bus = (u8) bus_number; - ddvtprintk((MYIOC_s_NOTE_FMT - "DV started: bus=%d, id=%d dv @ %p\n", - ioc->name, bus, id, &dv)); - - /* Prep DV structure - */ - memset (&dv, 0, sizeof(DVPARAMETERS)); - dv.id = id; - - /* Populate tmax with the current maximum - * transfer parameters for this target. - * Exit if narrow and async. - */ - dv.cmd = MPT_GET_NVRAM_VALS; - mptscsih_dv_parms(hd, &dv, NULL); - - /* Prep SCSI IO structure - */ - iocmd.id = id; - iocmd.bus = bus; - iocmd.lun = lun; - iocmd.flags = 0; - iocmd.physDiskNum = -1; - iocmd.rsvd = iocmd.rsvd2 = 0; - - vtarget = hd->Targets[id]; - - /* Use tagged commands if possible. - */ - if (vtarget) { - if (vtarget->tflags & MPT_TARGET_FLAGS_Q_YES) - iocmd.flags |= MPT_ICFLAG_TAGGED_CMD; - else { - if (hd->ioc->facts.FWVersion.Word < 0x01000600) - return 0; - - if ((hd->ioc->facts.FWVersion.Word >= 0x01010000) && - (hd->ioc->facts.FWVersion.Word < 0x01010B00)) - return 0; - } - } - - /* Prep cfg structure - */ - cfg.pageAddr = (bus<<8) | id; - cfg.cfghdr.hdr = NULL; - - /* Prep SDP0 header - */ - header0.PageVersion = ioc->spi_data.sdp0version; - header0.PageLength = ioc->spi_data.sdp0length; - header0.PageNumber = 0; - header0.PageType = MPI_CONFIG_PAGETYPE_SCSI_DEVICE; - - /* Prep SDP1 header - */ - header1.PageVersion = ioc->spi_data.sdp1version; - header1.PageLength = ioc->spi_data.sdp1length; - header1.PageNumber = 1; - header1.PageType = MPI_CONFIG_PAGETYPE_SCSI_DEVICE; - - if (header0.PageLength & 1) - dv_alloc = (header0.PageLength * 4) + 4; - - dv_alloc += (2048 + (header1.PageLength * 4)); - - pDvBuf = pci_alloc_consistent(ioc->pcidev, dv_alloc, &dvbuf_dma); - if (pDvBuf == NULL) - return 0; - - sz = 0; - pbuf1 = (u8 *)pDvBuf; - buf1_dma = dvbuf_dma; - sz +=1024; - - pbuf2 = (u8 *) (pDvBuf + sz); - buf2_dma = dvbuf_dma + sz; - sz +=1024; - - pcfg0Data = (SCSIDevicePage0_t *) (pDvBuf + sz); - cfg0_dma_addr = dvbuf_dma + sz; - sz += header0.PageLength * 4; - - /* 8-byte alignment - */ - if (header0.PageLength & 1) - sz += 4; - - pcfg1Data = (SCSIDevicePage1_t *) (pDvBuf + sz); - cfg1_dma_addr = dvbuf_dma + sz; - - /* Skip this ID? Set cfg.cfghdr.hdr to force config page write - */ - { - SpiCfgData *pspi_data = &hd->ioc->spi_data; - if (pspi_data->nvram && (pspi_data->nvram[id] != MPT_HOST_NVRAM_INVALID)) { - /* Set the factor from nvram */ - nfactor = (pspi_data->nvram[id] & MPT_NVRAM_SYNC_MASK) >> 8; - if (nfactor < pspi_data->minSyncFactor ) - nfactor = pspi_data->minSyncFactor; - - if (!(pspi_data->nvram[id] & MPT_NVRAM_ID_SCAN_ENABLE) || - (pspi_data->PortFlags == MPI_SCSIPORTPAGE2_PORT_FLAGS_OFF_DV) ) { - - ddvprintk((MYIOC_s_NOTE_FMT "DV Skipped: bus, id, lun (%d, %d, %d)\n", - ioc->name, bus, id, lun)); - - dv.cmd = MPT_SET_MAX; - mptscsih_dv_parms(hd, &dv, (void *)pcfg1Data); - cfg.cfghdr.hdr = &header1; - - /* Save the final negotiated settings to - * SCSI device page 1. - */ - cfg.physAddr = cfg1_dma_addr; - cfg.action = MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT; - cfg.dir = 1; - mpt_config(hd->ioc, &cfg); - goto target_done; - } - } - } - - /* Finish iocmd inititialization - hidden or visible disk? */ - if (ioc->raid_data.pIocPg3) { - /* Search IOC page 3 for matching id - */ - Ioc3PhysDisk_t *pPDisk = ioc->raid_data.pIocPg3->PhysDisk; - int numPDisk = ioc->raid_data.pIocPg3->NumPhysDisks; - - while (numPDisk) { - if (pPDisk->PhysDiskID == id) { - /* match */ - iocmd.flags |= MPT_ICFLAG_PHYS_DISK; - iocmd.physDiskNum = pPDisk->PhysDiskNum; - - /* Quiesce the IM - */ - if (mptscsih_do_raid(hd, MPI_RAID_ACTION_QUIESCE_PHYS_IO, &iocmd) < 0) { - ddvprintk((MYIOC_s_ERR_FMT "RAID Queisce FAILED!\n", ioc->name)); - goto target_done; - } - break; - } - pPDisk++; - numPDisk--; - } - } - - /* RAID Volume ID's may double for a physical device. If RAID but - * not a physical ID as well, skip DV. - */ - if ((hd->ioc->raid_data.isRaid & (1 << id)) && !(iocmd.flags & MPT_ICFLAG_PHYS_DISK)) - goto target_done; - - - /* Basic Test. - * Async & Narrow - Inquiry - * Async & Narrow - Inquiry - * Maximum transfer rate - Inquiry - * Compare buffers: - * If compare, test complete. - * If miscompare and first pass, repeat - * If miscompare and not first pass, fall back and repeat - */ - hd->pLocal = NULL; - readPage0 = 0; - sz = SCSI_MAX_INQUIRY_BYTES; - rc = MPT_SCANDV_GOOD; - while (1) { - ddvprintk((MYIOC_s_NOTE_FMT "DV: Start Basic test on id=%d\n", ioc->name, id)); - retcode = 0; - dv.cmd = MPT_SET_MIN; - mptscsih_dv_parms(hd, &dv, (void *)pcfg1Data); - - cfg.cfghdr.hdr = &header1; - cfg.physAddr = cfg1_dma_addr; - cfg.action = MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT; - cfg.dir = 1; - if (mpt_config(hd->ioc, &cfg) != 0) - goto target_done; - - /* Wide - narrow - wide workaround case - */ - if ((rc == MPT_SCANDV_ISSUE_SENSE) && dv.max.width) { - /* Send an untagged command to reset disk Qs corrupted - * when a parity error occurs on a Request Sense. - */ - if ((hd->ioc->facts.FWVersion.Word >= 0x01000600) || - ((hd->ioc->facts.FWVersion.Word >= 0x01010000) && - (hd->ioc->facts.FWVersion.Word < 0x01010B00)) ) { - - iocmd.cmd = REQUEST_SENSE; - iocmd.data_dma = buf1_dma; - iocmd.data = pbuf1; - iocmd.size = 0x12; - if (mptscsih_do_cmd(hd, &iocmd) < 0) - goto target_done; - else { - if (hd->pLocal == NULL) - goto target_done; - rc = hd->pLocal->completion; - if ((rc == MPT_SCANDV_GOOD) || (rc == MPT_SCANDV_SENSE)) { - dv.max.width = 0; - doFallback = 0; - } else - goto target_done; - } - } else - goto target_done; - } - - iocmd.cmd = INQUIRY; - iocmd.data_dma = buf1_dma; - iocmd.data = pbuf1; - iocmd.size = sz; - memset(pbuf1, 0x00, sz); - if (mptscsih_do_cmd(hd, &iocmd) < 0) - goto target_done; - else { - if (hd->pLocal == NULL) - goto target_done; - rc = hd->pLocal->completion; - if (rc == MPT_SCANDV_GOOD) { - if (hd->pLocal->scsiStatus == SAM_STAT_BUSY) { - if ((iocmd.flags & MPT_ICFLAG_TAGGED_CMD) == 0) - retcode = 1; - else - retcode = 0; - - goto target_done; - } - } else if (rc == MPT_SCANDV_SENSE) { - ; - } else { - /* If first command doesn't complete - * with a good status or with a check condition, - * exit. - */ - goto target_done; - } - } - - /* Reset the size for disks - */ - inq0 = (*pbuf1) & 0x1F; - if ((inq0 == 0) && vtarget && !vtarget->raidVolume) { - sz = 0x40; - iocmd.size = sz; - } - - /* Another GEM workaround. Check peripheral device type, - * if PROCESSOR, quit DV. - */ - if (inq0 == TYPE_PROCESSOR) { - mptscsih_initTarget(hd, - vtarget, - lun, - pbuf1, - sz); - goto target_done; - } - - if (inq0 > 0x08) - goto target_done; - - if (mptscsih_do_cmd(hd, &iocmd) < 0) - goto target_done; - - if (sz == 0x40) { - if ((vtarget->maxWidth == 1) && (vtarget->maxOffset) && (nfactor < 0x0A) - && (vtarget->minSyncFactor > 0x09)) { - if ((pbuf1[56] & 0x04) == 0) - ; - else if ((pbuf1[56] & 0x01) == 1) { - vtarget->minSyncFactor = - nfactor > MPT_ULTRA320 ? nfactor : MPT_ULTRA320; - } else { - vtarget->minSyncFactor = - nfactor > MPT_ULTRA160 ? nfactor : MPT_ULTRA160; - } - - dv.max.factor = vtarget->minSyncFactor; - - if ((pbuf1[56] & 0x02) == 0) { - vtarget->negoFlags |= MPT_TARGET_NO_NEGO_QAS; - hd->ioc->spi_data.noQas = MPT_TARGET_NO_NEGO_QAS; - ddvprintk((MYIOC_s_NOTE_FMT - "DV: Start Basic noQas on id=%d due to pbuf1[56]=%x\n", - ioc->name, id, pbuf1[56])); - } - } - } - - if (doFallback) - dv.cmd = MPT_FALLBACK; - else - dv.cmd = MPT_SET_MAX; - - mptscsih_dv_parms(hd, &dv, (void *)pcfg1Data); - if (mpt_config(hd->ioc, &cfg) != 0) - goto target_done; - - if ((!dv.now.width) && (!dv.now.offset)) - goto target_done; - - iocmd.cmd = INQUIRY; - iocmd.data_dma = buf2_dma; - iocmd.data = pbuf2; - iocmd.size = sz; - memset(pbuf2, 0x00, sz); - if (mptscsih_do_cmd(hd, &iocmd) < 0) - goto target_done; - else if (hd->pLocal == NULL) - goto target_done; - else { - /* Save the return code. - * If this is the first pass, - * read SCSI Device Page 0 - * and update the target max parameters. - */ - rc = hd->pLocal->completion; - doFallback = 0; - if (rc == MPT_SCANDV_GOOD) { - if (!readPage0) { - u32 sdp0_info; - u32 sdp0_nego; - - cfg.cfghdr.hdr = &header0; - cfg.physAddr = cfg0_dma_addr; - cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; - cfg.dir = 0; - - if (mpt_config(hd->ioc, &cfg) != 0) - goto target_done; - - sdp0_info = le32_to_cpu(pcfg0Data->Information) & 0x0E; - sdp0_nego = (le32_to_cpu(pcfg0Data->NegotiatedParameters) & 0xFF00 ) >> 8; - - /* Quantum and Fujitsu workarounds. - * Quantum: PPR U320 -> PPR reply with Ultra2 and wide - * Fujitsu: PPR U320 -> Msg Reject and Ultra2 and wide - * Resetart with a request for U160. - */ - if ((dv.now.factor == MPT_ULTRA320) && (sdp0_nego == MPT_ULTRA2)) { - doFallback = 1; - } else { - dv.cmd = MPT_UPDATE_MAX; - mptscsih_dv_parms(hd, &dv, (void *)pcfg0Data); - /* Update the SCSI device page 1 area - */ - pcfg1Data->RequestedParameters = pcfg0Data->NegotiatedParameters; - readPage0 = 1; - } - } - - /* Quantum workaround. Restart this test will the fallback - * flag set. - */ - if (doFallback == 0) { - if (memcmp(pbuf1, pbuf2, sz) != 0) { - if (!firstPass) - doFallback = 1; - } else { - ddvprintk((MYIOC_s_NOTE_FMT - "DV:Inquiry compared id=%d, calling initTarget\n", ioc->name, id)); - hd->ioc->spi_data.dvStatus[id] &= ~MPT_SCSICFG_DV_NOT_DONE; - mptscsih_initTarget(hd, - vtarget, - lun, - pbuf1, - sz); - break; /* test complete */ - } - } - - - } else if (rc == MPT_SCANDV_ISSUE_SENSE) - doFallback = 1; /* set fallback flag */ - else if ((rc == MPT_SCANDV_DID_RESET) || - (rc == MPT_SCANDV_SENSE) || - (rc == MPT_SCANDV_FALLBACK)) - doFallback = 1; /* set fallback flag */ - else - goto target_done; - - firstPass = 0; - } - } - ddvprintk((MYIOC_s_NOTE_FMT "DV: Basic test on id=%d completed OK.\n", ioc->name, id)); - - if (ioc->spi_data.mpt_dv == 0) - goto target_done; - - inq0 = (*pbuf1) & 0x1F; - - /* Continue only for disks - */ - if (inq0 != 0) - goto target_done; - - if ( ioc->spi_data.PortFlags == MPI_SCSIPORTPAGE2_PORT_FLAGS_BASIC_DV_ONLY ) - goto target_done; - - /* Start the Enhanced Test. - * 0) issue TUR to clear out check conditions - * 1) read capacity of echo (regular) buffer - * 2) reserve device - * 3) do write-read-compare data pattern test - * 4) release - * 5) update nego parms to target struct - */ - cfg.cfghdr.hdr = &header1; - cfg.physAddr = cfg1_dma_addr; - cfg.action = MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT; - cfg.dir = 1; - - iocmd.cmd = TEST_UNIT_READY; - iocmd.data_dma = -1; - iocmd.data = NULL; - iocmd.size = 0; - notDone = 1; - while (notDone) { - if (mptscsih_do_cmd(hd, &iocmd) < 0) - goto target_done; - - if (hd->pLocal == NULL) - goto target_done; - - rc = hd->pLocal->completion; - if (rc == MPT_SCANDV_GOOD) - notDone = 0; - else if (rc == MPT_SCANDV_SENSE) { - u8 skey = hd->pLocal->sense[2] & 0x0F; - u8 asc = hd->pLocal->sense[12]; - u8 ascq = hd->pLocal->sense[13]; - ddvprintk((MYIOC_s_INFO_FMT - "SenseKey:ASC:ASCQ = (%x:%02x:%02x)\n", - ioc->name, skey, asc, ascq)); - - if (skey == UNIT_ATTENTION) - notDone++; /* repeat */ - else if ((skey == NOT_READY) && - (asc == 0x04)&&(ascq == 0x01)) { - /* wait then repeat */ - mdelay (2000); - notDone++; - } else if ((skey == NOT_READY) && (asc == 0x3A)) { - /* no medium, try read test anyway */ - notDone = 0; - } else { - /* All other errors are fatal. - */ - ddvprintk((MYIOC_s_INFO_FMT "DV: fatal error.", - ioc->name)); - goto target_done; - } - } else - goto target_done; - } - - iocmd.cmd = READ_BUFFER; - iocmd.data_dma = buf1_dma; - iocmd.data = pbuf1; - iocmd.size = 4; - iocmd.flags |= MPT_ICFLAG_BUF_CAP; - - dataBufSize = 0; - echoBufSize = 0; - for (patt = 0; patt < 2; patt++) { - if (patt == 0) - iocmd.flags |= MPT_ICFLAG_ECHO; - else - iocmd.flags &= ~MPT_ICFLAG_ECHO; - - notDone = 1; - while (notDone) { - bufsize = 0; - - /* If not ready after 8 trials, - * give up on this device. - */ - if (notDone > 8) - goto target_done; - - if (mptscsih_do_cmd(hd, &iocmd) < 0) - goto target_done; - else if (hd->pLocal == NULL) - goto target_done; - else { - rc = hd->pLocal->completion; - ddvprintk(("ReadBuffer Comp Code %d", rc)); - ddvprintk((" buff: %0x %0x %0x %0x\n", - pbuf1[0], pbuf1[1], pbuf1[2], pbuf1[3])); - - if (rc == MPT_SCANDV_GOOD) { - notDone = 0; - if (iocmd.flags & MPT_ICFLAG_ECHO) { - bufsize = ((pbuf1[2] & 0x1F) <<8) | pbuf1[3]; - if (pbuf1[0] & 0x01) - iocmd.flags |= MPT_ICFLAG_EBOS; - } else { - bufsize = pbuf1[1]<<16 | pbuf1[2]<<8 | pbuf1[3]; - } - } else if (rc == MPT_SCANDV_SENSE) { - u8 skey = hd->pLocal->sense[2] & 0x0F; - u8 asc = hd->pLocal->sense[12]; - u8 ascq = hd->pLocal->sense[13]; - ddvprintk((MYIOC_s_INFO_FMT - "SenseKey:ASC:ASCQ = (%x:%02x:%02x)\n", - ioc->name, skey, asc, ascq)); - if (skey == ILLEGAL_REQUEST) { - notDone = 0; - } else if (skey == UNIT_ATTENTION) { - notDone++; /* repeat */ - } else if ((skey == NOT_READY) && - (asc == 0x04)&&(ascq == 0x01)) { - /* wait then repeat */ - mdelay (2000); - notDone++; - } else { - /* All other errors are fatal. - */ - ddvprintk((MYIOC_s_INFO_FMT "DV: fatal error.", - ioc->name)); - goto target_done; - } - } else { - /* All other errors are fatal - */ - goto target_done; - } - } - } - - if (iocmd.flags & MPT_ICFLAG_ECHO) - echoBufSize = bufsize; - else - dataBufSize = bufsize; - } - sz = 0; - iocmd.flags &= ~MPT_ICFLAG_BUF_CAP; - - /* Use echo buffers if possible, - * Exit if both buffers are 0. - */ - if (echoBufSize > 0) { - iocmd.flags |= MPT_ICFLAG_ECHO; - if (dataBufSize > 0) - bufsize = min(echoBufSize, dataBufSize); - else - bufsize = echoBufSize; - } else if (dataBufSize == 0) - goto target_done; - - ddvprintk((MYIOC_s_INFO_FMT "%s Buffer Capacity %d\n", ioc->name, - (iocmd.flags & MPT_ICFLAG_ECHO) ? "Echo" : " ", bufsize)); - - /* Data buffers for write-read-compare test max 1K. - */ - sz = min(bufsize, 1024); - - /* --- loop ---- - * On first pass, always issue a reserve. - * On additional loops, only if a reset has occurred. - * iocmd.flags indicates if echo or regular buffer - */ - for (patt = 0; patt < 4; patt++) { - ddvprintk(("Pattern %d\n", patt)); - if ((iocmd.flags & MPT_ICFLAG_RESERVED) && (iocmd.flags & MPT_ICFLAG_DID_RESET)) { - iocmd.cmd = TEST_UNIT_READY; - iocmd.data_dma = -1; - iocmd.data = NULL; - iocmd.size = 0; - if (mptscsih_do_cmd(hd, &iocmd) < 0) - goto target_done; - - iocmd.cmd = RELEASE; - iocmd.data_dma = -1; - iocmd.data = NULL; - iocmd.size = 0; - if (mptscsih_do_cmd(hd, &iocmd) < 0) - goto target_done; - else if (hd->pLocal == NULL) - goto target_done; - else { - rc = hd->pLocal->completion; - ddvprintk(("Release rc %d\n", rc)); - if (rc == MPT_SCANDV_GOOD) - iocmd.flags &= ~MPT_ICFLAG_RESERVED; - else - goto target_done; - } - iocmd.flags &= ~MPT_ICFLAG_RESERVED; - } - iocmd.flags &= ~MPT_ICFLAG_DID_RESET; - - if (iocmd.flags & MPT_ICFLAG_EBOS) - goto skip_Reserve; - - repeat = 5; - while (repeat && (!(iocmd.flags & MPT_ICFLAG_RESERVED))) { - iocmd.cmd = RESERVE; - iocmd.data_dma = -1; - iocmd.data = NULL; - iocmd.size = 0; - if (mptscsih_do_cmd(hd, &iocmd) < 0) - goto target_done; - else if (hd->pLocal == NULL) - goto target_done; - else { - rc = hd->pLocal->completion; - if (rc == MPT_SCANDV_GOOD) { - iocmd.flags |= MPT_ICFLAG_RESERVED; - } else if (rc == MPT_SCANDV_SENSE) { - /* Wait if coming ready - */ - u8 skey = hd->pLocal->sense[2] & 0x0F; - u8 asc = hd->pLocal->sense[12]; - u8 ascq = hd->pLocal->sense[13]; - ddvprintk((MYIOC_s_INFO_FMT - "DV: Reserve Failed: ", ioc->name)); - ddvprintk(("SenseKey:ASC:ASCQ = (%x:%02x:%02x)\n", - skey, asc, ascq)); - - if ((skey == NOT_READY) && (asc == 0x04)&& - (ascq == 0x01)) { - /* wait then repeat */ - mdelay (2000); - notDone++; - } else { - ddvprintk((MYIOC_s_INFO_FMT - "DV: Reserved Failed.", ioc->name)); - goto target_done; - } - } else { - ddvprintk((MYIOC_s_INFO_FMT "DV: Reserved Failed.", - ioc->name)); - goto target_done; - } - } - } - -skip_Reserve: - mptscsih_fillbuf(pbuf1, sz, patt, 1); - iocmd.cmd = WRITE_BUFFER; - iocmd.data_dma = buf1_dma; - iocmd.data = pbuf1; - iocmd.size = sz; - if (mptscsih_do_cmd(hd, &iocmd) < 0) - goto target_done; - else if (hd->pLocal == NULL) - goto target_done; - else { - rc = hd->pLocal->completion; - if (rc == MPT_SCANDV_GOOD) - ; /* Issue read buffer */ - else if (rc == MPT_SCANDV_DID_RESET) { - /* If using echo buffers, reset to data buffers. - * Else do Fallback and restart - * this test (re-issue reserve - * because of bus reset). - */ - if ((iocmd.flags & MPT_ICFLAG_ECHO) && (dataBufSize >= bufsize)) { - iocmd.flags &= ~MPT_ICFLAG_ECHO; - } else { - dv.cmd = MPT_FALLBACK; - mptscsih_dv_parms(hd, &dv, (void *)pcfg1Data); - - if (mpt_config(hd->ioc, &cfg) != 0) - goto target_done; - - if ((!dv.now.width) && (!dv.now.offset)) - goto target_done; - } - - iocmd.flags |= MPT_ICFLAG_DID_RESET; - patt = -1; - continue; - } else if (rc == MPT_SCANDV_SENSE) { - /* Restart data test if UA, else quit. - */ - u8 skey = hd->pLocal->sense[2] & 0x0F; - ddvprintk((MYIOC_s_INFO_FMT - "SenseKey:ASC:ASCQ = (%x:%02x:%02x)\n", ioc->name, skey, - hd->pLocal->sense[12], hd->pLocal->sense[13])); - if (skey == UNIT_ATTENTION) { - patt = -1; - continue; - } else if (skey == ILLEGAL_REQUEST) { - if (iocmd.flags & MPT_ICFLAG_ECHO) { - if (dataBufSize >= bufsize) { - iocmd.flags &= ~MPT_ICFLAG_ECHO; - patt = -1; - continue; - } - } - goto target_done; - } - else - goto target_done; - } else { - /* fatal error */ - goto target_done; - } - } - - iocmd.cmd = READ_BUFFER; - iocmd.data_dma = buf2_dma; - iocmd.data = pbuf2; - iocmd.size = sz; - if (mptscsih_do_cmd(hd, &iocmd) < 0) - goto target_done; - else if (hd->pLocal == NULL) - goto target_done; - else { - rc = hd->pLocal->completion; - if (rc == MPT_SCANDV_GOOD) { - /* If buffers compare, - * go to next pattern, - * else, do a fallback and restart - * data transfer test. - */ - if (memcmp (pbuf1, pbuf2, sz) == 0) { - ; /* goto next pattern */ - } else { - /* Miscompare with Echo buffer, go to data buffer, - * if that buffer exists. - * Miscompare with Data buffer, check first 4 bytes, - * some devices return capacity. Exit in this case. - */ - if (iocmd.flags & MPT_ICFLAG_ECHO) { - if (dataBufSize >= bufsize) - iocmd.flags &= ~MPT_ICFLAG_ECHO; - else - goto target_done; - } else { - if (dataBufSize == (pbuf2[1]<<16 | pbuf2[2]<<8 | pbuf2[3])) { - /* Argh. Device returning wrong data. - * Quit DV for this device. - */ - goto target_done; - } - - /* Had an actual miscompare. Slow down.*/ - dv.cmd = MPT_FALLBACK; - mptscsih_dv_parms(hd, &dv, (void *)pcfg1Data); - - if (mpt_config(hd->ioc, &cfg) != 0) - goto target_done; - - if ((!dv.now.width) && (!dv.now.offset)) - goto target_done; - } - - patt = -1; - continue; - } - } else if (rc == MPT_SCANDV_DID_RESET) { - /* Do Fallback and restart - * this test (re-issue reserve - * because of bus reset). - */ - dv.cmd = MPT_FALLBACK; - mptscsih_dv_parms(hd, &dv, (void *)pcfg1Data); - - if (mpt_config(hd->ioc, &cfg) != 0) - goto target_done; - - if ((!dv.now.width) && (!dv.now.offset)) - goto target_done; - - iocmd.flags |= MPT_ICFLAG_DID_RESET; - patt = -1; - continue; - } else if (rc == MPT_SCANDV_SENSE) { - /* Restart data test if UA, else quit. - */ - u8 skey = hd->pLocal->sense[2] & 0x0F; - ddvprintk((MYIOC_s_INFO_FMT - "SenseKey:ASC:ASCQ = (%x:%02x:%02x)\n", ioc->name, skey, - hd->pLocal->sense[12], hd->pLocal->sense[13])); - if (skey == UNIT_ATTENTION) { - patt = -1; - continue; - } - else - goto target_done; - } else { - /* fatal error */ - goto target_done; - } - } - - } /* --- end of patt loop ---- */ - -target_done: - if (iocmd.flags & MPT_ICFLAG_RESERVED) { - iocmd.cmd = RELEASE; - iocmd.data_dma = -1; - iocmd.data = NULL; - iocmd.size = 0; - if (mptscsih_do_cmd(hd, &iocmd) < 0) - printk(MYIOC_s_INFO_FMT "DV: Release failed. id %d", - ioc->name, id); - else if (hd->pLocal) { - if (hd->pLocal->completion == MPT_SCANDV_GOOD) - iocmd.flags &= ~MPT_ICFLAG_RESERVED; - } else { - printk(MYIOC_s_INFO_FMT "DV: Release failed. id %d", - ioc->name, id); - } - } - - - /* Set if cfg1_dma_addr contents is valid - */ - if ((cfg.cfghdr.hdr != NULL) && (retcode == 0)){ - /* If disk, not U320, disable QAS - */ - if ((inq0 == 0) && (dv.now.factor > MPT_ULTRA320)) { - hd->ioc->spi_data.noQas = MPT_TARGET_NO_NEGO_QAS; - ddvprintk((MYIOC_s_NOTE_FMT - "noQas set due to id=%d has factor=%x\n", ioc->name, id, dv.now.factor)); - } - - dv.cmd = MPT_SAVE; - mptscsih_dv_parms(hd, &dv, (void *)pcfg1Data); - - /* Double writes to SDP1 can cause problems, - * skip save of the final negotiated settings to - * SCSI device page 1. - * - cfg.cfghdr.hdr = &header1; - cfg.physAddr = cfg1_dma_addr; - cfg.action = MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT; - cfg.dir = 1; - mpt_config(hd->ioc, &cfg); - */ - } - - /* If this is a RAID Passthrough, enable internal IOs - */ - if (iocmd.flags & MPT_ICFLAG_PHYS_DISK) { - if (mptscsih_do_raid(hd, MPI_RAID_ACTION_ENABLE_PHYS_IO, &iocmd) < 0) - ddvprintk((MYIOC_s_ERR_FMT "RAID Enable FAILED!\n", ioc->name)); - } - - /* Done with the DV scan of the current target - */ - if (pDvBuf) - pci_free_consistent(ioc->pcidev, dv_alloc, pDvBuf, dvbuf_dma); - - ddvtprintk((MYIOC_s_INFO_FMT "DV Done id=%d\n", - ioc->name, id)); - - return retcode; -} - -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/* mptscsih_dv_parms - perform a variety of operations on the - * parameters used for negotiation. - * @hd: Pointer to a SCSI host. - * @dv: Pointer to a structure that contains the maximum and current - * negotiated parameters. - */ -static void -mptscsih_dv_parms(MPT_SCSI_HOST *hd, DVPARAMETERS *dv,void *pPage) -{ - VirtTarget *vtarget; - SCSIDevicePage0_t *pPage0; - SCSIDevicePage1_t *pPage1; - int val = 0, data, configuration; - u8 width = 0; - u8 offset = 0; - u8 factor = 0; - u8 negoFlags = 0; - u8 cmd = dv->cmd; - u8 id = dv->id; - - switch (cmd) { - case MPT_GET_NVRAM_VALS: - ddvprintk((MYIOC_s_NOTE_FMT "Getting NVRAM: ", - hd->ioc->name)); - /* Get the NVRAM values and save in tmax - * If not an LVD bus, the adapter minSyncFactor has been - * already throttled back. - */ - negoFlags = hd->ioc->spi_data.noQas; - if ((hd->Targets)&&((vtarget = hd->Targets[(int)id]) != NULL) && !vtarget->raidVolume) { - width = vtarget->maxWidth; - offset = vtarget->maxOffset; - factor = vtarget->minSyncFactor; - negoFlags |= vtarget->negoFlags; - } else { - if (hd->ioc->spi_data.nvram && (hd->ioc->spi_data.nvram[id] != MPT_HOST_NVRAM_INVALID)) { - data = hd->ioc->spi_data.nvram[id]; - width = data & MPT_NVRAM_WIDE_DISABLE ? 0 : 1; - if ((offset = hd->ioc->spi_data.maxSyncOffset) == 0) - factor = MPT_ASYNC; - else { - factor = (data & MPT_NVRAM_SYNC_MASK) >> MPT_NVRAM_SYNC_SHIFT; - if ((factor == 0) || (factor == MPT_ASYNC)){ - factor = MPT_ASYNC; - offset = 0; - } - } - } else { - width = MPT_NARROW; - offset = 0; - factor = MPT_ASYNC; - } - - /* Set the negotiation flags */ - if (!width) - negoFlags |= MPT_TARGET_NO_NEGO_WIDE; - - if (!offset) - negoFlags |= MPT_TARGET_NO_NEGO_SYNC; - } - - /* limit by adapter capabilities */ - width = min(width, hd->ioc->spi_data.maxBusWidth); - offset = min(offset, hd->ioc->spi_data.maxSyncOffset); - factor = max(factor, hd->ioc->spi_data.minSyncFactor); - - /* Check Consistency */ - if (offset && (factor < MPT_ULTRA2) && !width) - factor = MPT_ULTRA2; - - dv->max.width = width; - dv->max.offset = offset; - dv->max.factor = factor; - dv->max.flags = negoFlags; - ddvprintk((" id=%d width=%d factor=%x offset=%x flags=%x\n", - id, width, factor, offset, negoFlags)); - break; - - case MPT_UPDATE_MAX: - ddvprintk((MYIOC_s_NOTE_FMT - "Updating with SDP0 Data: ", hd->ioc->name)); - /* Update tmax values with those from Device Page 0.*/ - pPage0 = (SCSIDevicePage0_t *) pPage; - if (pPage0) { - val = le32_to_cpu(pPage0->NegotiatedParameters); - dv->max.width = val & MPI_SCSIDEVPAGE0_NP_WIDE ? 1 : 0; - dv->max.offset = (val&MPI_SCSIDEVPAGE0_NP_NEG_SYNC_OFFSET_MASK) >> 16; - dv->max.factor = (val&MPI_SCSIDEVPAGE0_NP_NEG_SYNC_PERIOD_MASK) >> 8; - } - - dv->now.width = dv->max.width; - dv->now.offset = dv->max.offset; - dv->now.factor = dv->max.factor; - ddvprintk(("id=%d width=%d factor=%x offset=%x flags=%x\n", - id, dv->now.width, dv->now.factor, dv->now.offset, dv->now.flags)); - break; - - case MPT_SET_MAX: - ddvprintk((MYIOC_s_NOTE_FMT "Setting Max: ", - hd->ioc->name)); - /* Set current to the max values. Update the config page.*/ - dv->now.width = dv->max.width; - dv->now.offset = dv->max.offset; - dv->now.factor = dv->max.factor; - dv->now.flags = dv->max.flags; - - pPage1 = (SCSIDevicePage1_t *)pPage; - if (pPage1) { - mptscsih_setDevicePage1Flags (dv->now.width, dv->now.factor, - dv->now.offset, &val, &configuration, dv->now.flags); - dnegoprintk(("Setting Max: id=%d width=%d factor=%x offset=%x negoFlags=%x request=%x config=%x\n", - id, dv->now.width, dv->now.factor, dv->now.offset, dv->now.flags, val, configuration)); - pPage1->RequestedParameters = cpu_to_le32(val); - pPage1->Reserved = 0; - pPage1->Configuration = cpu_to_le32(configuration); - } - - ddvprintk(("id=%d width=%d factor=%x offset=%x negoFlags=%x request=%x configuration=%x\n", - id, dv->now.width, dv->now.factor, dv->now.offset, dv->now.flags, val, configuration)); - break; - - case MPT_SET_MIN: - ddvprintk((MYIOC_s_NOTE_FMT "Setting Min: ", - hd->ioc->name)); - /* Set page to asynchronous and narrow - * Do not update now, breaks fallback routine. */ - width = MPT_NARROW; - offset = 0; - factor = MPT_ASYNC; - negoFlags = dv->max.flags; - - pPage1 = (SCSIDevicePage1_t *)pPage; - if (pPage1) { - mptscsih_setDevicePage1Flags (width, factor, - offset, &val, &configuration, negoFlags); - dnegoprintk(("Setting Min: id=%d width=%d factor=%x offset=%x negoFlags=%x request=%x config=%x\n", - id, width, factor, offset, negoFlags, val, configuration)); - pPage1->RequestedParameters = cpu_to_le32(val); - pPage1->Reserved = 0; - pPage1->Configuration = cpu_to_le32(configuration); - } - ddvprintk(("id=%d width=%d factor=%x offset=%x request=%x config=%x negoFlags=%x\n", - id, width, factor, offset, val, configuration, negoFlags)); - break; - - case MPT_FALLBACK: - ddvprintk((MYIOC_s_NOTE_FMT - "Fallback: Start: offset %d, factor %x, width %d \n", - hd->ioc->name, dv->now.offset, - dv->now.factor, dv->now.width)); - width = dv->now.width; - offset = dv->now.offset; - factor = dv->now.factor; - if ((offset) && (dv->max.width)) { - if (factor < MPT_ULTRA160) - factor = MPT_ULTRA160; - else if (factor < MPT_ULTRA2) { - factor = MPT_ULTRA2; - width = MPT_WIDE; - } else if ((factor == MPT_ULTRA2) && width) { - factor = MPT_ULTRA2; - width = MPT_NARROW; - } else if (factor < MPT_ULTRA) { - factor = MPT_ULTRA; - width = MPT_WIDE; - } else if ((factor == MPT_ULTRA) && width) { - width = MPT_NARROW; - } else if (factor < MPT_FAST) { - factor = MPT_FAST; - width = MPT_WIDE; - } else if ((factor == MPT_FAST) && width) { - factor = MPT_FAST; - width = MPT_NARROW; - } else if (factor < MPT_SCSI) { - factor = MPT_SCSI; - width = MPT_WIDE; - } else if ((factor == MPT_SCSI) && width) { - factor = MPT_SCSI; - width = MPT_NARROW; - } else { - factor = MPT_ASYNC; - offset = 0; - } - - } else if (offset) { - width = MPT_NARROW; - if (factor < MPT_ULTRA) - factor = MPT_ULTRA; - else if (factor < MPT_FAST) - factor = MPT_FAST; - else if (factor < MPT_SCSI) - factor = MPT_SCSI; - else { - factor = MPT_ASYNC; - offset = 0; - } - - } else { - width = MPT_NARROW; - factor = MPT_ASYNC; - } - dv->max.flags |= MPT_TARGET_NO_NEGO_QAS; - dv->max.flags &= ~MPT_TAPE_NEGO_IDP; - - dv->now.width = width; - dv->now.offset = offset; - dv->now.factor = factor; - dv->now.flags = dv->max.flags; - - pPage1 = (SCSIDevicePage1_t *)pPage; - if (pPage1) { - mptscsih_setDevicePage1Flags (width, factor, offset, &val, - &configuration, dv->now.flags); - dnegoprintk(("Finish: id=%d width=%d offset=%d factor=%x negoFlags=%x request=%x config=%x\n", - id, width, offset, factor, dv->now.flags, val, configuration)); - - pPage1->RequestedParameters = cpu_to_le32(val); - pPage1->Reserved = 0; - pPage1->Configuration = cpu_to_le32(configuration); - } - - ddvprintk(("Finish: id=%d offset=%d factor=%x width=%d request=%x config=%x\n", - id, dv->now.offset, dv->now.factor, dv->now.width, val, configuration)); - break; - - case MPT_SAVE: - ddvprintk((MYIOC_s_NOTE_FMT - "Saving to Target structure: ", hd->ioc->name)); - ddvprintk(("id=%d width=%x factor=%x offset=%d flags=%x\n", - id, dv->now.width, dv->now.factor, dv->now.offset, dv->now.flags)); - - /* Save these values to target structures - * or overwrite nvram (phys disks only). - */ - - if ((hd->Targets)&&((vtarget = hd->Targets[(int)id]) != NULL) && !vtarget->raidVolume ) { - vtarget->maxWidth = dv->now.width; - vtarget->maxOffset = dv->now.offset; - vtarget->minSyncFactor = dv->now.factor; - vtarget->negoFlags = dv->now.flags; - } else { - /* Preserv all flags, use - * read-modify-write algorithm - */ - if (hd->ioc->spi_data.nvram) { - data = hd->ioc->spi_data.nvram[id]; - - if (dv->now.width) - data &= ~MPT_NVRAM_WIDE_DISABLE; - else - data |= MPT_NVRAM_WIDE_DISABLE; - - if (!dv->now.offset) - factor = MPT_ASYNC; - - data &= ~MPT_NVRAM_SYNC_MASK; - data |= (dv->now.factor << MPT_NVRAM_SYNC_SHIFT) & MPT_NVRAM_SYNC_MASK; - - hd->ioc->spi_data.nvram[id] = data; - } - } - break; - } -} - -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/* mptscsih_fillbuf - fill a buffer with a special data pattern - * cleanup. For bus scan only. - * - * @buffer: Pointer to data buffer to be filled. - * @size: Number of bytes to fill - * @index: Pattern index - * @width: bus width, 0 (8 bits) or 1 (16 bits) - */ -static void -mptscsih_fillbuf(char *buffer, int size, int index, int width) -{ - char *ptr = buffer; - int ii; - char byte; - short val; - - switch (index) { - case 0: - - if (width) { - /* Pattern: 0000 FFFF 0000 FFFF - */ - for (ii=0; ii < size; ii++, ptr++) { - if (ii & 0x02) - *ptr = 0xFF; - else - *ptr = 0x00; - } - } else { - /* Pattern: 00 FF 00 FF - */ - for (ii=0; ii < size; ii++, ptr++) { - if (ii & 0x01) - *ptr = 0xFF; - else - *ptr = 0x00; - } - } - break; - - case 1: - if (width) { - /* Pattern: 5555 AAAA 5555 AAAA 5555 - */ - for (ii=0; ii < size; ii++, ptr++) { - if (ii & 0x02) - *ptr = 0xAA; - else - *ptr = 0x55; - } - } else { - /* Pattern: 55 AA 55 AA 55 - */ - for (ii=0; ii < size; ii++, ptr++) { - if (ii & 0x01) - *ptr = 0xAA; - else - *ptr = 0x55; - } - } - break; - - case 2: - /* Pattern: 00 01 02 03 04 05 - * ... FE FF 00 01.. - */ - for (ii=0; ii < size; ii++, ptr++) - *ptr = (char) ii; - break; - - case 3: - if (width) { - /* Wide Pattern: FFFE 0001 FFFD 0002 - * ... 4000 DFFF 8000 EFFF - */ - byte = 0; - for (ii=0; ii < size/2; ii++) { - /* Create the base pattern - */ - val = (1 << byte); - /* every 64 (0x40) bytes flip the pattern - * since we fill 2 bytes / iteration, - * test for ii = 0x20 - */ - if (ii & 0x20) - val = ~(val); - - if (ii & 0x01) { - *ptr = (char)( (val & 0xFF00) >> 8); - ptr++; - *ptr = (char)(val & 0xFF); - byte++; - byte &= 0x0F; - } else { - val = ~val; - *ptr = (char)( (val & 0xFF00) >> 8); - ptr++; - *ptr = (char)(val & 0xFF); - } - - ptr++; - } - } else { - /* Narrow Pattern: FE 01 FD 02 FB 04 - * .. 7F 80 01 FE 02 FD ... 80 7F - */ - byte = 0; - for (ii=0; ii < size; ii++, ptr++) { - /* Base pattern - first 32 bytes - */ - if (ii & 0x01) { - *ptr = (1 << byte); - byte++; - byte &= 0x07; - } else { - *ptr = (char) (~(1 << byte)); - } - - /* Flip the pattern every 32 bytes - */ - if (ii & 0x20) - *ptr = ~(*ptr); - } - } - break; - } -} - -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/* If DV disabled (negoNvram set to USE_NVARM) or if not LUN 0, return. - * Else set the NEED_DV flag after Read Capacity Issued (disks) - * or Mode Sense (cdroms). - * - * Tapes, initTarget will set this flag on completion of Inquiry command. - * Called only if DV_NOT_DONE flag is set - */ -static void -mptscsih_set_dvflags(MPT_SCSI_HOST *hd, struct scsi_cmnd *sc) -{ - MPT_ADAPTER *ioc = hd->ioc; - u8 cmd; - SpiCfgData *pSpi; - - ddvtprintk((MYIOC_s_NOTE_FMT - " set_dvflags: id=%d lun=%d negoNvram=%x cmd=%x\n", - hd->ioc->name, sc->device->id, sc->device->lun , hd->negoNvram, sc->cmnd[0])); - - if ((sc->device->lun != 0) || (hd->negoNvram != 0)) - return; - - cmd = sc->cmnd[0]; - - if ((cmd == READ_CAPACITY) || (cmd == MODE_SENSE)) { - pSpi = &ioc->spi_data; - if ((ioc->raid_data.isRaid & (1 << sc->device->id)) && ioc->raid_data.pIocPg3) { - /* Set NEED_DV for all hidden disks - */ - Ioc3PhysDisk_t *pPDisk = ioc->raid_data.pIocPg3->PhysDisk; - int numPDisk = ioc->raid_data.pIocPg3->NumPhysDisks; - - while (numPDisk) { - pSpi->dvStatus[pPDisk->PhysDiskID] |= MPT_SCSICFG_NEED_DV; - ddvtprintk(("NEED_DV set for phys disk id %d\n", pPDisk->PhysDiskID)); - pPDisk++; - numPDisk--; - } - } - pSpi->dvStatus[sc->device->id] |= MPT_SCSICFG_NEED_DV; - ddvtprintk(("NEED_DV set for visible disk id %d\n", sc->device->id)); - } -} - -/* mptscsih_raid_set_dv_flags() - * - * New or replaced disk. Set DV flag and schedule DV. - */ -static void -mptscsih_set_dvflags_raid(MPT_SCSI_HOST *hd, int id) -{ - MPT_ADAPTER *ioc = hd->ioc; - SpiCfgData *pSpi = &ioc->spi_data; - Ioc3PhysDisk_t *pPDisk; - int numPDisk; - - if (hd->negoNvram != 0) - return; - - ddvtprintk(("DV requested for phys disk id %d\n", id)); - if (ioc->raid_data.pIocPg3) { - pPDisk = ioc->raid_data.pIocPg3->PhysDisk; - numPDisk = ioc->raid_data.pIocPg3->NumPhysDisks; - while (numPDisk) { - if (id == pPDisk->PhysDiskNum) { - pSpi->dvStatus[pPDisk->PhysDiskID] = - (MPT_SCSICFG_NEED_DV | MPT_SCSICFG_DV_NOT_DONE); - pSpi->forceDv = MPT_SCSICFG_NEED_DV; - ddvtprintk(("NEED_DV set for phys disk id %d\n", - pPDisk->PhysDiskID)); - break; - } - pPDisk++; - numPDisk--; - } - - if (numPDisk == 0) { - /* The physical disk that needs DV was not found - * in the stored IOC Page 3. The driver must reload - * this page. DV routine will set the NEED_DV flag for - * all phys disks that have DV_NOT_DONE set. - */ - pSpi->forceDv = MPT_SCSICFG_NEED_DV | MPT_SCSICFG_RELOAD_IOC_PG3; - ddvtprintk(("phys disk %d not found. Setting reload IOC Pg3 Flag\n",id)); - } - } -} -#endif /* ~MPTSCSIH_ENABLE_DOMAIN_VALIDATION */ - EXPORT_SYMBOL(mptscsih_remove); EXPORT_SYMBOL(mptscsih_shutdown); #ifdef CONFIG_PM |