diff options
45 files changed, 318 insertions, 326 deletions
diff --git a/drivers/ide/cris/ide-cris.c b/drivers/ide/cris/ide-cris.c index 67cec8916fc..7c90218e931 100644 --- a/drivers/ide/cris/ide-cris.c +++ b/drivers/ide/cris/ide-cris.c @@ -680,12 +680,10 @@ static void cris_dma_off(ide_drive_t *drive) { } -static void tune_cris_ide(ide_drive_t *drive, u8 pio) +static void cris_set_pio_mode(ide_drive_t *drive, const u8 pio) { int setup, strobe, hold; - pio = ide_get_best_pio_mode(drive, pio, 4); - switch(pio) { case 0: @@ -727,7 +725,7 @@ static int speed_cris_ide(ide_drive_t *drive, const u8 speed) int cyc = 0, dvs = 0, strobe = 0, hold = 0; if (speed >= XFER_PIO_0 && speed <= XFER_PIO_4) { - tune_cris_ide(drive, speed - XFER_PIO_0); + cris_set_pio_mode(drive, speed - XFER_PIO_0); return ide_config_drive_speed(drive, speed); } @@ -797,7 +795,7 @@ init_e100_ide (void) ide_register_hw(&hw, 1, &hwif); hwif->mmio = 1; hwif->chipset = ide_etrax100; - hwif->tuneproc = &tune_cris_ide; + hwif->set_pio_mode = &cris_set_pio_mode; hwif->speedproc = &speed_cris_ide; hwif->ata_input_data = &cris_ide_input_data; hwif->ata_output_data = &cris_ide_output_data; diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c index aa9f5f0b1e6..9560a8f4a86 100644 --- a/drivers/ide/ide-io.c +++ b/drivers/ide/ide-io.c @@ -201,8 +201,7 @@ static ide_startstop_t ide_start_power_step(ide_drive_t *drive, struct request * return do_rw_taskfile(drive, args); case idedisk_pm_restore_pio: /* Resume step 1 (restore PIO) */ - if (drive->hwif->tuneproc != NULL) - drive->hwif->tuneproc(drive, 255); + ide_set_max_pio(drive); /* * skip idedisk_pm_idle for ATAPI devices */ @@ -788,6 +787,30 @@ static ide_startstop_t ide_disk_special(ide_drive_t *drive) return ide_started; } +/* + * handle HDIO_SET_PIO_MODE ioctl abusers here, eventually it will go away + */ +static int set_pio_mode_abuse(ide_hwif_t *hwif, u8 req_pio) +{ + switch (req_pio) { + case 202: + case 201: + case 200: + case 102: + case 101: + case 100: + return (hwif->host_flags & IDE_HFLAG_ABUSE_DMA_MODES) ? 1 : 0; + case 9: + case 8: + return (hwif->host_flags & IDE_HFLAG_ABUSE_PREFETCH) ? 1 : 0; + case 7: + case 6: + return (hwif->host_flags & IDE_HFLAG_ABUSE_FAST_DEVSEL) ? 1 : 0; + default: + return 0; + } +} + /** * do_special - issue some special commands * @drive: drive the command is for @@ -805,9 +828,17 @@ static ide_startstop_t do_special (ide_drive_t *drive) printk("%s: do_special: 0x%02x\n", drive->name, s->all); #endif if (s->b.set_tune) { + ide_hwif_t *hwif = drive->hwif; + u8 req_pio = drive->tune_req; + s->b.set_tune = 0; - if (HWIF(drive)->tuneproc != NULL) - HWIF(drive)->tuneproc(drive, drive->tune_req); + + if (set_pio_mode_abuse(drive->hwif, req_pio)) { + if (hwif->set_pio_mode) + hwif->set_pio_mode(drive, req_pio); + } else + ide_set_pio(drive, req_pio); + return ide_stopped; } else { if (drive->media == ide_disk) diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c index 646a54e233d..cf0678b6116 100644 --- a/drivers/ide/ide-iops.c +++ b/drivers/ide/ide-iops.c @@ -780,12 +780,6 @@ int ide_driveid_update (ide_drive_t *drive) /* * Similar to ide_wait_stat(), except it never calls ide_error internally. - * This is a kludge to handle the new ide_config_drive_speed() function, - * and should not otherwise be used anywhere. Eventually, the tuneproc's - * should be updated to return ide_startstop_t, in which case we can get - * rid of this abomination again. :) -ml - * - * It is gone.......... * * const char *msg == consider adding for verbose errors. */ diff --git a/drivers/ide/ide-lib.c b/drivers/ide/ide-lib.c index 95761884954..8400b1b4aa1 100644 --- a/drivers/ide/ide-lib.c +++ b/drivers/ide/ide-lib.c @@ -325,6 +325,35 @@ u8 ide_get_best_pio_mode (ide_drive_t *drive, u8 mode_wanted, u8 max_mode) EXPORT_SYMBOL_GPL(ide_get_best_pio_mode); +/* req_pio == "255" for auto-tune */ +void ide_set_pio(ide_drive_t *drive, u8 req_pio) +{ + ide_hwif_t *hwif = drive->hwif; + u8 host_pio, pio; + + if (hwif->set_pio_mode == NULL) + return; + + BUG_ON(hwif->pio_mask == 0x00); + + host_pio = fls(hwif->pio_mask) - 1; + + pio = ide_get_best_pio_mode(drive, req_pio, host_pio); + + /* + * TODO: + * - report device max PIO mode + * - check req_pio != 255 against device max PIO mode + */ + printk(KERN_DEBUG "%s: host max PIO%d wanted PIO%d%s selected PIO%d\n", + drive->name, host_pio, req_pio, + req_pio == 255 ? "(auto-tune)" : "", pio); + + hwif->set_pio_mode(drive, pio); +} + +EXPORT_SYMBOL_GPL(ide_set_pio); + /** * ide_toggle_bounce - handle bounce buffering * @drive: drive to update diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c index 3a2a9a338fd..b4c9f63a385 100644 --- a/drivers/ide/ide-probe.c +++ b/drivers/ide/ide-probe.c @@ -827,10 +827,8 @@ static void probe_hwif(ide_hwif_t *hwif, void (*fixup)(ide_hwif_t *hwif)) ide_drive_t *drive = &hwif->drives[unit]; if (drive->present) { - if (hwif->tuneproc != NULL && - drive->autotune == IDE_TUNE_AUTO) - /* auto-tune PIO mode */ - hwif->tuneproc(drive, 255); + if (drive->autotune == IDE_TUNE_AUTO) + ide_set_max_pio(drive); if (drive->autotune != IDE_TUNE_DEFAULT && drive->autotune != IDE_TUNE_AUTO) diff --git a/drivers/ide/ide.c b/drivers/ide/ide.c index 9fdc1fe1b29..e96212ce572 100644 --- a/drivers/ide/ide.c +++ b/drivers/ide/ide.c @@ -396,7 +396,7 @@ static void ide_hwif_restore(ide_hwif_t *hwif, ide_hwif_t *tmp_hwif) hwif->cds = tmp_hwif->cds; #endif - hwif->tuneproc = tmp_hwif->tuneproc; + hwif->set_pio_mode = tmp_hwif->set_pio_mode; hwif->speedproc = tmp_hwif->speedproc; hwif->mdma_filter = tmp_hwif->mdma_filter; hwif->udma_filter = tmp_hwif->udma_filter; @@ -867,8 +867,9 @@ int set_pio_mode(ide_drive_t *drive, int arg) if (arg < 0 || arg > 255) return -EINVAL; - if (!HWIF(drive)->tuneproc) + if (drive->hwif->set_pio_mode == NULL) return -ENOSYS; + if (drive->special.b.set_tune) return -EBUSY; ide_init_drive_cmd(&rq); diff --git a/drivers/ide/legacy/ali14xx.c b/drivers/ide/legacy/ali14xx.c index 9b9c4761cb7..2f0ef9b4403 100644 --- a/drivers/ide/legacy/ali14xx.c +++ b/drivers/ide/legacy/ali14xx.c @@ -68,8 +68,6 @@ static RegInitializer initData[] __initdata = { {0x35, 0x03}, {0x00, 0x00} }; -#define ALI_MAX_PIO 4 - /* timing parameter registers for each drive */ static struct { u8 reg1, reg2, reg3, reg4; } regTab[4] = { {0x03, 0x26, 0x04, 0x27}, /* drive 0 */ @@ -109,7 +107,7 @@ static void outReg (u8 data, u8 reg) * This function computes timing parameters * and sets controller registers accordingly. */ -static void ali14xx_tune_drive (ide_drive_t *drive, u8 pio) +static void ali14xx_set_pio_mode(ide_drive_t *drive, const u8 pio) { int driveNum; int time1, time2; @@ -117,8 +115,6 @@ static void ali14xx_tune_drive (ide_drive_t *drive, u8 pio) unsigned long flags; int bus_speed = system_bus_clock(); - pio = ide_get_best_pio_mode(drive, pio, ALI_MAX_PIO); - /* calculate timing, according to PIO mode */ time1 = ide_pio_cycle_time(drive, pio); time2 = ide_pio_timings[pio].active_time; @@ -212,12 +208,12 @@ static int __init ali14xx_probe(void) hwif->chipset = ide_ali14xx; hwif->pio_mask = ATA_PIO4; - hwif->tuneproc = &ali14xx_tune_drive; + hwif->set_pio_mode = &ali14xx_set_pio_mode; hwif->mate = mate; mate->chipset = ide_ali14xx; mate->pio_mask = ATA_PIO4; - mate->tuneproc = &ali14xx_tune_drive; + mate->set_pio_mode = &ali14xx_set_pio_mode; mate->mate = hwif; mate->channel = 1; diff --git a/drivers/ide/legacy/dtc2278.c b/drivers/ide/legacy/dtc2278.c index 6c01d951d07..f1652125486 100644 --- a/drivers/ide/legacy/dtc2278.c +++ b/drivers/ide/legacy/dtc2278.c @@ -67,12 +67,10 @@ static void sub22 (char b, char c) } } -static void tune_dtc2278 (ide_drive_t *drive, u8 pio) +static void dtc2278_set_pio_mode(ide_drive_t *drive, const u8 pio) { unsigned long flags; - pio = ide_get_best_pio_mode(drive, pio, 4); - if (pio >= 3) { spin_lock_irqsave(&ide_lock, flags); /* @@ -124,7 +122,7 @@ static int __init dtc2278_probe(void) hwif->serialized = 1; hwif->chipset = ide_dtc2278; hwif->pio_mask = ATA_PIO4; - hwif->tuneproc = &tune_dtc2278; + hwif->set_pio_mode = &dtc2278_set_pio_mode; hwif->drives[0].no_unmask = 1; hwif->drives[1].no_unmask = 1; hwif->mate = mate; diff --git a/drivers/ide/legacy/ht6560b.c b/drivers/ide/legacy/ht6560b.c index bfaa2025173..2e5a9cc5c0f 100644 --- a/drivers/ide/legacy/ht6560b.c +++ b/drivers/ide/legacy/ht6560b.c @@ -199,7 +199,7 @@ static int __init try_to_init_ht6560b(void) return 1; } -static u8 ht_pio2timings(ide_drive_t *drive, u8 pio) +static u8 ht_pio2timings(ide_drive_t *drive, const u8 pio) { int active_time, recovery_time; int active_cycles, recovery_cycles; @@ -208,7 +208,6 @@ static u8 ht_pio2timings(ide_drive_t *drive, u8 pio) if (pio) { unsigned int cycle_time; - pio = ide_get_best_pio_mode(drive, pio, 5); cycle_time = ide_pio_cycle_time(drive, pio); /* @@ -277,7 +276,7 @@ static void ht_set_prefetch(ide_drive_t *drive, u8 state) #endif } -static void tune_ht6560b (ide_drive_t *drive, u8 pio) +static void ht6560b_set_pio_mode(ide_drive_t *drive, const u8 pio) { unsigned long flags; u8 timing; @@ -333,15 +332,17 @@ int __init ht6560b_init(void) hwif->chipset = ide_ht6560b; hwif->selectproc = &ht6560b_selectproc; + hwif->host_flags = IDE_HFLAG_ABUSE_PREFETCH; hwif->pio_mask = ATA_PIO5; - hwif->tuneproc = &tune_ht6560b; + hwif->set_pio_mode = &ht6560b_set_pio_mode; hwif->serialized = 1; /* is this needed? */ hwif->mate = mate; mate->chipset = ide_ht6560b; mate->selectproc = &ht6560b_selectproc; + mate->host_flags = IDE_HFLAG_ABUSE_PREFETCH; mate->pio_mask = ATA_PIO5; - mate->tuneproc = &tune_ht6560b; + mate->set_pio_mode = &ht6560b_set_pio_mode; mate->serialized = 1; /* is this needed? */ mate->mate = hwif; mate->channel = 1; diff --git a/drivers/ide/legacy/qd65xx.c b/drivers/ide/legacy/qd65xx.c index 8b87a424094..0c81d2d0b94 100644 --- a/drivers/ide/legacy/qd65xx.c +++ b/drivers/ide/legacy/qd65xx.c @@ -224,15 +224,14 @@ static void qd_set_timing (ide_drive_t *drive, u8 timing) printk(KERN_DEBUG "%s: %#x\n", drive->name, timing); } -/* - * qd6500_tune_drive - */ - -static void qd6500_tune_drive (ide_drive_t *drive, u8 pio) +static void qd6500_set_pio_mode(ide_drive_t *drive, const u8 pio) { int active_time = 175; int recovery_time = 415; /* worst case values from the dos driver */ + /* + * FIXME: use "pio" value + */ if (drive->id && !qd_find_disk_type(drive, &active_time, &recovery_time) && drive->id->tPIO && (drive->id->field_valid & 0x02) && drive->id->eide_pio >= 240) { @@ -246,11 +245,7 @@ static void qd6500_tune_drive (ide_drive_t *drive, u8 pio) qd_set_timing(drive, qd6500_compute_timing(HWIF(drive), active_time, recovery_time)); } -/* - * qd6580_tune_drive - */ - -static void qd6580_tune_drive (ide_drive_t *drive, u8 pio) +static void qd6580_set_pio_mode(ide_drive_t *drive, const u8 pio) { int base = HWIF(drive)->select_data; unsigned int cycle_time; @@ -258,7 +253,6 @@ static void qd6580_tune_drive (ide_drive_t *drive, u8 pio) int recovery_time = 415; /* worst case values from the dos driver */ if (drive->id && !qd_find_disk_type(drive, &active_time, &recovery_time)) { - pio = ide_get_best_pio_mode(drive, pio, 4); cycle_time = ide_pio_cycle_time(drive, pio); switch (pio) { @@ -335,8 +329,7 @@ static int __init qd_testreg(int port) */ static void __init qd_setup(ide_hwif_t *hwif, int base, int config, - unsigned int data0, unsigned int data1, - void (*tuneproc) (ide_drive_t *, u8 pio)) + unsigned int data0, unsigned int data1) { hwif->chipset = ide_qd65xx; hwif->channel = hwif->index; @@ -347,8 +340,6 @@ static void __init qd_setup(ide_hwif_t *hwif, int base, int config, hwif->drives[0].io_32bit = hwif->drives[1].io_32bit = 1; hwif->pio_mask = ATA_PIO4; - hwif->tuneproc = tuneproc; - probe_hwif_init(hwif); } /* @@ -361,7 +352,7 @@ static void __exit qd_unsetup(ide_hwif_t *hwif) { u8 config = hwif->config_data; int base = hwif->select_data; - void *tuneproc = (void *) hwif->tuneproc; + void *set_pio_mode = (void *)hwif->set_pio_mode; if (hwif->chipset != ide_qd65xx) return; @@ -369,12 +360,12 @@ static void __exit qd_unsetup(ide_hwif_t *hwif) printk(KERN_NOTICE "%s: back to defaults\n", hwif->name); hwif->selectproc = NULL; - hwif->tuneproc = NULL; + hwif->set_pio_mode = NULL; - if (tuneproc == (void *) qd6500_tune_drive) { + if (set_pio_mode == (void *)qd6500_set_pio_mode) { // will do it for both qd_write_reg(QD6500_DEF_DATA, QD_TIMREG(&hwif->drives[0])); - } else if (tuneproc == (void *) qd6580_tune_drive) { + } else if (set_pio_mode == (void *)qd6580_set_pio_mode) { if (QD_CONTROL(hwif) & QD_CONTR_SEC_DISABLED) { qd_write_reg(QD6580_DEF_DATA, QD_TIMREG(&hwif->drives[0])); qd_write_reg(QD6580_DEF_DATA2, QD_TIMREG(&hwif->drives[1])); @@ -424,8 +415,11 @@ static int __init qd_probe(int base) return 1; } - qd_setup(hwif, base, config, QD6500_DEF_DATA, QD6500_DEF_DATA, - &qd6500_tune_drive); + qd_setup(hwif, base, config, QD6500_DEF_DATA, QD6500_DEF_DATA); + + hwif->set_pio_mode = &qd6500_set_pio_mode; + + probe_hwif_init(hwif); ide_proc_register_port(hwif); @@ -455,8 +449,12 @@ static int __init qd_probe(int base) printk(KERN_INFO "%s: qd6580: single IDE board\n", hwif->name); qd_setup(hwif, base, config | (control << 8), - QD6580_DEF_DATA, QD6580_DEF_DATA2, - &qd6580_tune_drive); + QD6580_DEF_DATA, QD6580_DEF_DATA2); + + hwif->set_pio_mode = &qd6580_set_pio_mode; + + probe_hwif_init(hwif); + qd_write_reg(QD_DEF_CONTR,QD_CONTROL_PORT); ide_proc_register_port(hwif); @@ -472,11 +470,19 @@ static int __init qd_probe(int base) hwif->name, mate->name); qd_setup(hwif, base, config | (control << 8), - QD6580_DEF_DATA, QD6580_DEF_DATA, - &qd6580_tune_drive); + QD6580_DEF_DATA, QD6580_DEF_DATA); + + hwif->set_pio_mode = &qd6580_set_pio_mode; + + probe_hwif_init(hwif); + qd_setup(mate, base, config | (control << 8), - QD6580_DEF_DATA2, QD6580_DEF_DATA2, - &qd6580_tune_drive); + QD6580_DEF_DATA2, QD6580_DEF_DATA2); + + mate->set_pio_mode = &qd6580_set_pio_mode; + + probe_hwif_init(mate); + qd_write_reg(QD_DEF_CONTR,QD_CONTROL_PORT); ide_proc_register_port(hwif); diff --git a/drivers/ide/legacy/umc8672.c b/drivers/ide/legacy/umc8672.c index d2862e638bc..1151c92dd53 100644 --- a/drivers/ide/legacy/umc8672.c +++ b/drivers/ide/legacy/umc8672.c @@ -105,12 +105,11 @@ static void umc_set_speeds (u8 speeds[]) speeds[0], speeds[1], speeds[2], speeds[3]); } -static void tune_umc (ide_drive_t *drive, u8 pio) +static void umc_set_pio_mode(ide_drive_t *drive, const u8 pio) { unsigned long flags; ide_hwgroup_t *hwgroup = ide_hwifs[HWIF(drive)->index^1].hwgroup; - pio = ide_get_best_pio_mode(drive, pio, 4); printk("%s: setting umc8672 to PIO mode%d (speed %d)\n", drive->name, pio, pio_to_umc[pio]); spin_lock_irqsave(&ide_lock, flags); @@ -150,12 +149,12 @@ static int __init umc8672_probe(void) hwif->chipset = ide_umc8672; hwif->pio_mask = ATA_PIO4; - hwif->tuneproc = &tune_umc; + hwif->set_pio_mode = &umc_set_pio_mode; hwif->mate = mate; mate->chipset = ide_umc8672; mate->pio_mask = ATA_PIO4; - mate->tuneproc = &tune_umc; + mate->set_pio_mode = &umc_set_pio_mode; mate->mate = hwif; mate->channel = 1; diff --git a/drivers/ide/mips/au1xxx-ide.c b/drivers/ide/mips/au1xxx-ide.c index b04db9ff193..670cb748481 100644 --- a/drivers/ide/mips/au1xxx-ide.c +++ b/drivers/ide/mips/au1xxx-ide.c @@ -99,18 +99,12 @@ void auide_outsw(unsigned long port, void *addr, u32 count) #endif -static void auide_tune_drive(ide_drive_t *drive, byte pio) +static void au1xxx_set_pio_mode(ide_drive_t *drive, const u8 pio) { int mem_sttime; int mem_stcfg; u8 speed; - /* get the best pio mode for the drive */ - pio = ide_get_best_pio_mode(drive, pio, 4); - - printk(KERN_INFO "%s: setting Au1XXX IDE to PIO mode%d\n", - drive->name, pio); - mem_sttime = 0; mem_stcfg = au_readl(MEM_STCFG2); @@ -184,7 +178,7 @@ static int auide_tune_chipset(ide_drive_t *drive, const u8 speed) mem_stcfg = au_readl(MEM_STCFG2); if (speed >= XFER_PIO_0 && speed <= XFER_PIO_4) { - auide_tune_drive(drive, speed - XFER_PIO_0); + au1xxx_set_pio_mode(drive, speed - XFER_PIO_0); return 0; } @@ -712,7 +706,7 @@ static int au_ide_probe(struct device *dev) hwif->OUTSW = auide_outsw; #endif - hwif->tuneproc = &auide_tune_drive; + hwif->set_pio_mode = &au1xxx_set_pio_mode; hwif->speedproc = &auide_tune_chipset; #ifdef CONFIG_BLK_DEV_IDE_AU1XXX_MDMA2_DBDMA diff --git a/drivers/ide/pci/aec62xx.c b/drivers/ide/pci/aec62xx.c index a827ea2ab98..0d5f62c5dfa 100644 --- a/drivers/ide/pci/aec62xx.c +++ b/drivers/ide/pci/aec62xx.c @@ -138,9 +138,8 @@ static int aec6260_tune_chipset(ide_drive_t *drive, const u8 speed) return(ide_config_drive_speed(drive, speed)); } -static void aec62xx_tune_drive (ide_drive_t *drive, u8 pio) +static void aec_set_pio_mode(ide_drive_t *drive, const u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4); (void) HWIF(drive)->speedproc(drive, pio + XFER_PIO_0); } @@ -150,7 +149,7 @@ static int aec62xx_config_drive_xfer_rate (ide_drive_t *drive) return 0; if (ide_use_fast_pio(drive)) - aec62xx_tune_drive(drive, 255); + ide_set_max_pio(drive); return -1; } @@ -201,7 +200,7 @@ static void __devinit init_hwif_aec62xx(ide_hwif_t *hwif) u8 reg54 = 0, mask = hwif->channel ? 0xf0 : 0x0f; unsigned long flags; - hwif->tuneproc = &aec62xx_tune_drive; + hwif->set_pio_mode = &aec_set_pio_mode; if (dev->device == PCI_DEVICE_ID_ARTOP_ATP850UF) { if(hwif->mate) diff --git a/drivers/ide/pci/alim15x3.c b/drivers/ide/pci/alim15x3.c index 37ecd726aa4..005402ab748 100644 --- a/drivers/ide/pci/alim15x3.c +++ b/drivers/ide/pci/alim15x3.c @@ -283,17 +283,14 @@ static int ali_get_info (char *buffer, char **addr, off_t offset, int count) #endif /* defined(DISPLAY_ALI_TIMINGS) && defined(CONFIG_IDE_PROC_FS) */ /** - * ali15x3_tune_pio - set up chipset for PIO mode - * @drive: drive to tune - * @pio: desired mode - * - * Select the best PIO mode for the drive in question. - * Then program the controller for this mode. + * ali_tune_pio - set host controller for PIO mode + * @drive: drive + * @pio: PIO mode number * - * Returns the PIO mode programmed. + * Program the controller for the given PIO mode. */ - -static u8 ali15x3_tune_pio (ide_drive_t *drive, u8 pio) + +static void ali_tune_pio(ide_drive_t *drive, const u8 pio) { ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = hwif->pci_dev; @@ -306,7 +303,6 @@ static u8 ali15x3_tune_pio (ide_drive_t *drive, u8 pio) u8 cd_dma_fifo = 0; int unit = drive->select.b.unit & 1; - pio = ide_get_best_pio_mode(drive, pio, 5); s_time = ide_pio_timings[pio].setup_time; a_time = ide_pio_timings[pio].active_time; if ((s_clc = (s_time * bus_speed + 999) / 1000) >= 8) @@ -359,22 +355,20 @@ static u8 ali15x3_tune_pio (ide_drive_t *drive, u8 pio) * { 25, 70, 25 }, PIO Mode 4 with IORDY ns * { 20, 50, 30 } PIO Mode 5 with IORDY (nonstandard) */ - - return pio; } /** - * ali15x3_tune_drive - set up drive for PIO mode + * ali_set_pio_mode - set up drive for PIO mode * @drive: drive to tune * @pio: desired mode * - * Program the controller with the best PIO timing for the given drive. + * Program the controller with the desired PIO timing for the given drive. * Then set up the drive itself. */ -static void ali15x3_tune_drive (ide_drive_t *drive, u8 pio) +static void ali_set_pio_mode(ide_drive_t *drive, const u8 pio) { - pio = ali15x3_tune_pio(drive, pio); + ali_tune_pio(drive, pio); (void) ide_config_drive_speed(drive, XFER_PIO_0 + pio); } @@ -437,7 +431,7 @@ static int ali15x3_tune_chipset(ide_drive_t *drive, const u8 speed) pci_write_config_byte(dev, m5229_udma, tmpbyte); if (speed < XFER_SW_DMA_0) - (void) ali15x3_tune_pio(drive, speed - XFER_PIO_0); + ali_tune_pio(drive, speed - XFER_PIO_0); } else { pci_read_config_byte(dev, m5229_udma, &tmpbyte); tmpbyte &= (0x0f << ((1-unit) << 2)); @@ -470,7 +464,7 @@ static int ali15x3_config_drive_for_dma(ide_drive_t *drive) if (ide_tune_dma(drive)) return 0; - ali15x3_tune_drive(drive, 255); + ide_set_max_pio(drive); return -1; } @@ -700,7 +694,7 @@ static u8 __devinit ata66_ali15x3(ide_hwif_t *hwif) static void __devinit init_hwif_common_ali15x3 (ide_hwif_t *hwif) { hwif->autodma = 0; - hwif->tuneproc = &ali15x3_tune_drive; + hwif->set_pio_mode = &ali_set_pio_mode; hwif->speedproc = &ali15x3_tune_chipset; hwif->udma_filter = &ali_udma_filter; diff --git a/drivers/ide/pci/amd74xx.c b/drivers/ide/pci/amd74xx.c index 9abbde3c798..1088ba86cd1 100644 --- a/drivers/ide/pci/amd74xx.c +++ b/drivers/ide/pci/amd74xx.c @@ -266,16 +266,12 @@ static int amd_set_drive(ide_drive_t *drive, const u8 speed) } /* - * amd74xx_tune_drive() is a callback from upper layers for - * PIO-only tuning. + * amd_set_pio_mode() is a callback from upper layers for PIO-only tuning. */ -static void amd74xx_tune_drive(ide_drive_t *drive, u8 pio) +static void amd_set_pio_mode(ide_drive_t *drive, const u8 pio) { - if (pio == 255) - pio = ide_get_best_pio_mode(drive, 255, 5); - - amd_set_drive(drive, XFER_PIO_0 + min_t(byte, pio, 5)); + amd_set_drive(drive, XFER_PIO_0 + pio); } static int amd74xx_ide_dma_check(ide_drive_t *drive) @@ -283,7 +279,7 @@ static int amd74xx_ide_dma_check(ide_drive_t *drive) u8 speed = ide_max_dma_mode(drive); if (speed == 0) { - amd74xx_tune_drive(drive, 255); + ide_set_max_pio(drive); return -1; } @@ -409,7 +405,7 @@ static void __devinit init_hwif_amd74xx(ide_hwif_t *hwif) hwif->autodma = 0; - hwif->tuneproc = &amd74xx_tune_drive; + hwif->set_pio_mode = &amd_set_pio_mode; hwif->speedproc = &amd_set_drive; for (i = 0; i < 2; i++) { diff --git a/drivers/ide/pci/atiixp.c b/drivers/ide/pci/atiixp.c index e05e8829850..b9f66f53f9a 100644 --- a/drivers/ide/pci/atiixp.c +++ b/drivers/ide/pci/atiixp.c @@ -153,9 +153,8 @@ static void atiixp_tune_pio(ide_drive_t *drive, u8 pio) spin_unlock_irqrestore(&atiixp_lock, flags); } -static void atiixp_tuneproc(ide_drive_t *drive, u8 pio) +static void atiixp_set_pio_mode(ide_drive_t *drive, const u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4); atiixp_tune_pio(drive, pio); (void)ide_config_drive_speed(drive, XFER_PIO_0 + pio); } @@ -231,7 +230,7 @@ static int atiixp_dma_check(ide_drive_t *drive) return 0; if (ide_use_fast_pio(drive)) - atiixp_tuneproc(drive, 255); + ide_set_max_pio(drive); return -1; } @@ -254,7 +253,7 @@ static void __devinit init_hwif_atiixp(ide_hwif_t *hwif) hwif->irq = ch ? 15 : 14; hwif->autodma = 0; - hwif->tuneproc = &atiixp_tuneproc; + hwif->set_pio_mode = &atiixp_set_pio_mode; hwif->speedproc = &atiixp_speedproc; hwif->drives[0].autotune = 1; hwif->drives[1].autotune = 1; diff --git a/drivers/ide/pci/cmd640.c b/drivers/ide/pci/cmd640.c index 9689494efa2..f369645e4d1 100644 --- a/drivers/ide/pci/cmd640.c +++ b/drivers/ide/pci/cmd640.c @@ -628,45 +628,40 @@ static void cmd640_set_mode (unsigned int index, u8 pio_mode, unsigned int cycle program_drive_counts (index); } -/* - * Drive PIO mode selection: - */ -static void cmd640_tune_drive (ide_drive_t *drive, u8 mode_wanted) +static void cmd640_set_pio_mode(ide_drive_t *drive, const u8 pio) { unsigned int index = 0, cycle_time; u8 b; while (drive != cmd_drives[index]) { if (++index > 3) { - printk("%s: bad news in cmd640_tune_drive\n", drive->name); + printk(KERN_ERR "%s: bad news in %s\n", + drive->name, __FUNCTION__); return; } } - switch (mode_wanted) { + switch (pio) { case 6: /* set fast-devsel off */ case 7: /* set fast-devsel on */ - mode_wanted &= 1; b = get_cmd640_reg(CNTRL) & ~0x27; - if (mode_wanted) + if (pio & 1) b |= 0x27; put_cmd640_reg(CNTRL, b); - printk("%s: %sabled cmd640 fast host timing (devsel)\n", drive->name, mode_wanted ? "en" : "dis"); + printk("%s: %sabled cmd640 fast host timing (devsel)\n", drive->name, (pio & 1) ? "en" : "dis"); return; case 8: /* set prefetch off */ case 9: /* set prefetch on */ - mode_wanted &= 1; - set_prefetch_mode(index, mode_wanted); - printk("%s: %sabled cmd640 prefetch\n", drive->name, mode_wanted ? "en" : "dis"); + set_prefetch_mode(index, pio & 1); + printk("%s: %sabled cmd640 prefetch\n", drive->name, (pio & 1) ? "en" : "dis"); return; } - mode_wanted = ide_get_best_pio_mode(drive, mode_wanted, 5); - cycle_time = ide_pio_cycle_time(drive, mode_wanted); - cmd640_set_mode(index, mode_wanted, cycle_time); + cycle_time = ide_pio_cycle_time(drive, pio); + cmd640_set_mode(index, pio, cycle_time); printk("%s: selected cmd640 PIO mode%d (%dns)", - drive->name, mode_wanted, cycle_time); + drive->name, pio, cycle_time); display_clocks(index); } @@ -766,8 +761,10 @@ int __init ide_probe_for_cmd640x (void) cmd_hwif0->name, 'a' + cmd640_chip_version - 1, bus_type, cfr); cmd_hwif0->chipset = ide_cmd640; #ifdef CONFIG_BLK_DEV_CMD640_ENHANCED + cmd_hwif0->host_flags = IDE_HFLAG_ABUSE_PREFETCH | + IDE_HFLAG_ABUSE_FAST_DEVSEL; cmd_hwif0->pio_mask = ATA_PIO5; - cmd_hwif0->tuneproc = &cmd640_tune_drive; + cmd_hwif0->set_pio_mode = &cmd640_set_pio_mode; #endif /* CONFIG_BLK_DEV_CMD640_ENHANCED */ /* @@ -822,8 +819,10 @@ int __init ide_probe_for_cmd640x (void) cmd_hwif1->mate = cmd_hwif0; cmd_hwif1->channel = 1; #ifdef CONFIG_BLK_DEV_CMD640_ENHANCED + cmd_hwif1->host_flags = IDE_HFLAG_ABUSE_PREFETCH | + IDE_HFLAG_ABUSE_FAST_DEVSEL; cmd_hwif1->pio_mask = ATA_PIO5; - cmd_hwif1->tuneproc = &cmd640_tune_drive; + cmd_hwif1->set_pio_mode = &cmd640_set_pio_mode; #endif /* CONFIG_BLK_DEV_CMD640_ENHANCED */ } printk(KERN_INFO "%s: %sserialized, secondary interface %s\n", cmd_hwif1->name, diff --git a/drivers/ide/pci/cmd64x.c b/drivers/ide/pci/cmd64x.c index 5fe50a234ce..85f5e42eb83 100644 --- a/drivers/ide/pci/cmd64x.c +++ b/drivers/ide/pci/cmd64x.c @@ -214,28 +214,25 @@ static void program_cycle_times (ide_drive_t *drive, int cycle_time, int active_ } /* - * This routine selects drive's best PIO mode and writes into the chipset - * registers setup/active/recovery timings. + * This routine writes into the chipset registers + * PIO setup/active/recovery timings. */ -static u8 cmd64x_tune_pio (ide_drive_t *drive, u8 mode_wanted) +static void cmd64x_tune_pio(ide_drive_t *drive, const u8 pio) { ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = hwif->pci_dev; unsigned int cycle_time; - u8 pio_mode, setup_count, arttim = 0; + u8 setup_count, arttim = 0; + static const u8 setup_values[] = {0x40, 0x40, 0x40, 0x80, 0, 0xc0}; static const u8 arttim_regs[4] = {ARTTIM0, ARTTIM1, ARTTIM23, ARTTIM23}; - pio_mode = ide_get_best_pio_mode(drive, mode_wanted, 5); - cycle_time = ide_pio_cycle_time(drive, pio_mode); - - cmdprintk("%s: PIO mode wanted %d, selected %d (%d ns)\n", - drive->name, mode_wanted, pio_mode, cycle_time); + cycle_time = ide_pio_cycle_time(drive, pio); program_cycle_times(drive, cycle_time, - ide_pio_timings[pio_mode].active_time); + ide_pio_timings[pio].active_time); - setup_count = quantize_timing(ide_pio_timings[pio_mode].setup_time, + setup_count = quantize_timing(ide_pio_timings[pio].setup_time, 1000 / system_bus_clock()); /* @@ -266,16 +263,14 @@ static u8 cmd64x_tune_pio (ide_drive_t *drive, u8 mode_wanted) arttim |= setup_values[setup_count]; (void) pci_write_config_byte(dev, arttim_regs[drive->dn], arttim); cmdprintk("Write 0x%02x to reg 0x%x\n", arttim, arttim_regs[drive->dn]); - - return pio_mode; } /* * Attempts to set drive's PIO mode. - * Special cases are 8: prefetch off, 9: prefetch on (both never worked), - * and 255: auto-select best mode (used at boot time). + * Special cases are 8: prefetch off, 9: prefetch on (both never worked) */ -static void cmd64x_tune_drive (ide_drive_t *drive, u8 pio) + +static void cmd64x_set_pio_mode(ide_drive_t *drive, const u8 pio) { /* * Filter out the prefetch control values @@ -284,7 +279,7 @@ static void cmd64x_tune_drive (ide_drive_t *drive, u8 pio) if (pio == 8 || pio == 9) return; - pio = cmd64x_tune_pio(drive, pio); + cmd64x_tune_pio(drive, pio); (void) ide_config_drive_speed(drive, XFER_PIO_0 + pio); } @@ -334,7 +329,7 @@ static int cmd64x_tune_chipset(ide_drive_t *drive, const u8 speed) case XFER_PIO_2: case XFER_PIO_1: case XFER_PIO_0: - (void) cmd64x_tune_pio(drive, speed - XFER_PIO_0); + cmd64x_tune_pio(drive, speed - XFER_PIO_0); break; default: return 1; @@ -352,7 +347,7 @@ static int cmd64x_config_drive_for_dma (ide_drive_t *drive) return 0; if (ide_use_fast_pio(drive)) - cmd64x_tune_drive(drive, 255); + ide_set_max_pio(drive); return -1; } @@ -536,7 +531,7 @@ static void __devinit init_hwif_cmd64x(ide_hwif_t *hwif) pci_read_config_byte(dev, PCI_REVISION_ID, &rev); - hwif->tuneproc = &cmd64x_tune_drive; + hwif->set_pio_mode = &cmd64x_set_pio_mode; hwif->speedproc = &cmd64x_tune_chipset; hwif->drives[0].autotune = hwif->drives[1].autotune = 1; @@ -620,6 +615,7 @@ static ide_pci_device_t cmd64x_chipsets[] __devinitdata = { .autodma = AUTODMA, .enablebits = {{0x00,0x00,0x00}, {0x51,0x08,0x08}}, .bootable = ON_BOARD, + .host_flags = IDE_HFLAG_ABUSE_PREFETCH, .pio_mask = ATA_PIO5, .udma_mask = 0x00, /* no udma */ },{ /* 1 */ @@ -630,6 +626,7 @@ static ide_pci_device_t cmd64x_chipsets[] __devinitdata = { .autodma = AUTODMA, .enablebits = {{0x51,0x04,0x04}, {0x51,0x08,0x08}}, .bootable = ON_BOARD, + .host_flags = IDE_HFLAG_ABUSE_PREFETCH, .pio_mask = ATA_PIO5, .udma_mask = 0x07, /* udma0-2 */ },{ /* 2 */ @@ -640,6 +637,7 @@ static ide_pci_device_t cmd64x_chipsets[] __devinitdata = { .autodma = AUTODMA, .enablebits = {{0x51,0x04,0x04}, {0x51,0x08,0x08}}, .bootable = ON_BOARD, + .host_flags = IDE_HFLAG_ABUSE_PREFETCH, .pio_mask = ATA_PIO5, .udma_mask = 0x1f, /* udma0-4 */ },{ /* 3 */ @@ -650,6 +648,7 @@ static ide_pci_device_t cmd64x_chipsets[] __devinitdata = { .autodma = AUTODMA, .enablebits = {{0x51,0x04,0x04}, {0x51,0x08,0x08}}, .bootable = ON_BOARD, + .host_flags = IDE_HFLAG_ABUSE_PREFETCH, .pio_mask = ATA_PIO5, .udma_mask = 0x3f, /* udma0-5 */ } diff --git a/drivers/ide/pci/cs5520.c b/drivers/ide/pci/cs5520.c index af67438328a..a73c318ff08 100644 --- a/drivers/ide/pci/cs5520.c +++ b/drivers/ide/pci/cs5520.c @@ -122,17 +122,16 @@ static int cs5520_tune_chipset(ide_drive_t *drive, const u8 speed) return error; } - -static void cs5520_tune_drive(ide_drive_t *drive, u8 pio) + +static void cs5520_set_pio_mode(ide_drive_t *drive, const u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4); - cs5520_tune_chipset(drive, (XFER_PIO_0 + pio)); + cs5520_tune_chipset(drive, XFER_PIO_0 + pio); } static int cs5520_config_drive_xfer_rate(ide_drive_t *drive) { /* Tune the drive for PIO modes up to PIO 4 */ - cs5520_tune_drive(drive, 255); + ide_set_max_pio(drive); /* Then tell the core to use DMA operations */ return 0; @@ -164,7 +163,7 @@ static int cs5520_dma_on(ide_drive_t *drive) static void __devinit init_hwif_cs5520(ide_hwif_t *hwif) { - hwif->tuneproc = &cs5520_tune_drive; + hwif->set_pio_mode = &cs5520_set_pio_mode; hwif->speedproc = &cs5520_tune_chipset; hwif->ide_dma_check = &cs5520_config_drive_xfer_rate; hwif->ide_dma_on = &cs5520_dma_on; diff --git a/drivers/ide/pci/cs5530.c b/drivers/ide/pci/cs5530.c index 518f430c152..1588a323c5d 100644 --- a/drivers/ide/pci/cs5530.c +++ b/drivers/ide/pci/cs5530.c @@ -71,19 +71,18 @@ static void cs5530_tunepio(ide_drive_t *drive, u8 pio) } /** - * cs5530_tuneproc - select/set PIO modes + * cs5530_set_pio_mode - set PIO mode + * @drive: drive + * @pio: PIO mode number * - * cs5530_tuneproc() handles selection/setting of PIO modes - * for both the chipset and drive. + * Handles setting of PIO mode for both the chipset and drive. * - * The ide_init_cs5530() routine guarantees that all drives + * The init_hwif_cs5530() routine guarantees that all drives * will have valid default PIO timings set up before we get here. */ -static void cs5530_tuneproc (ide_drive_t *drive, u8 pio) /* pio=255 means "autotune" */ +static void cs5530_set_pio_mode(ide_drive_t *drive, const u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4); - if (cs5530_set_xfer_mode(drive, XFER_PIO_0 + pio) == 0) cs5530_tunepio(drive, pio); } @@ -306,7 +305,7 @@ static void __devinit init_hwif_cs5530 (ide_hwif_t *hwif) if (hwif->mate) hwif->serialized = hwif->mate->serialized = 1; - hwif->tuneproc = &cs5530_tuneproc; + hwif->set_pio_mode = &cs5530_set_pio_mode; hwif->speedproc = &cs5530_tune_chipset; basereg = CS5530_BASEREG(hwif); diff --git a/drivers/ide/pci/cs5535.c b/drivers/ide/pci/cs5535.c index bc00e7b6215..383b7eccbcb 100644 --- a/drivers/ide/pci/cs5535.c +++ b/drivers/ide/pci/cs5535.c @@ -147,16 +147,16 @@ static int cs5535_set_drive(ide_drive_t *drive, u8 speed) return 0; } -/**** - * cs5535_tuneproc - PIO setup - * @drive: drive to set up - * @pio: mode to use (255 for 'best possible') +/** + * cs5535_set_pio_mode - PIO setup + * @drive: drive + * @pio: PIO mode number * * A callback from the upper layers for PIO-only tuning. */ -static void cs5535_tuneproc(ide_drive_t *drive, u8 pio) + +static void cs5535_set_pio_mode(ide_drive_t *drive, const u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4); ide_config_drive_speed(drive, XFER_PIO_0 + pio); cs5535_set_speed(drive, XFER_PIO_0 + pio); } @@ -169,7 +169,7 @@ static int cs5535_dma_check(ide_drive_t *drive) return 0; if (ide_use_fast_pio(drive)) - cs5535_tuneproc(drive, 255); + ide_set_max_pio(drive); return -1; } @@ -198,7 +198,7 @@ static void __devinit init_hwif_cs5535(ide_hwif_t *hwif) hwif->autodma = 0; - hwif->tuneproc = &cs5535_tuneproc; + hwif->set_pio_mode = &cs5535_set_pio_mode; hwif->speedproc = &cs5535_set_drive; hwif->ide_dma_check = &cs5535_dma_check; diff --git a/drivers/ide/pci/cy82c693.c b/drivers/ide/pci/cy82c693.c index daa36fcbc8e..dc278025d31 100644 --- a/drivers/ide/pci/cy82c693.c +++ b/drivers/ide/pci/cy82c693.c @@ -97,9 +97,6 @@ #define CY82_INDEX_CHANNEL1 0x31 #define CY82_INDEX_TIMEOUT 0x32 -/* the max PIO mode - from datasheet */ -#define CY82C693_MAX_PIO 4 - /* the min and max PCI bus speed in MHz - from datasheet */ #define CY82C963_MIN_BUS_SPEED 25 #define CY82C963_MAX_BUS_SPEED 33 @@ -148,9 +145,6 @@ static void compute_clocks (u8 pio, pio_clocks_t *p_pclk) * so you can play with the idebus=xx parameter */ - if (pio > CY82C693_MAX_PIO) - pio = CY82C693_MAX_PIO; - /* let's calc the address setup time clocks */ p_pclk->address_time = (u8)calc_clk(ide_pio_timings[pio].setup_time, bus_speed); @@ -269,10 +263,7 @@ static int cy82c693_ide_dma_on (ide_drive_t *drive) return __ide_dma_on(drive); } -/* - * tune ide drive - set PIO mode - */ -static void cy82c693_tune_drive (ide_drive_t *drive, u8 pio) +static void cy82c693_set_pio_mode(ide_drive_t *drive, const u8 pio) { ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = hwif->pci_dev; @@ -329,13 +320,6 @@ static void cy82c693_tune_drive (ide_drive_t *drive, u8 pio) addrCtrl, pclk.time_16r, pclk.time_16w, pclk.time_8); #endif /* CY82C693_DEBUG_LOGS */ - /* first let's calc the pio modes */ - pio = ide_get_best_pio_mode(drive, pio, CY82C693_MAX_PIO); - -#if CY82C693_DEBUG_INFO - printk (KERN_INFO "%s: Selected PIO mode %d\n", drive->name, pio); -#endif /* CY82C693_DEBUG_INFO */ - /* let's calc the values for this PIO mode */ compute_clocks(pio, &pclk); @@ -447,7 +431,7 @@ static void __devinit init_hwif_cy82c693(ide_hwif_t *hwif) hwif->autodma = 0; hwif->chipset = ide_cy82c693; - hwif->tuneproc = &cy82c693_tune_drive; + hwif->set_pio_mode = &cy82c693_set_pio_mode; if (!hwif->dma_base) { hwif->drives[0].autotune = 1; diff --git a/drivers/ide/pci/hpt34x.c b/drivers/ide/pci/hpt34x.c index ba982d66ff7..a1bb10188fe 100644 --- a/drivers/ide/pci/hpt34x.c +++ b/drivers/ide/pci/hpt34x.c @@ -77,9 +77,8 @@ static int hpt34x_tune_chipset(ide_drive_t *drive, const u8 speed) return(ide_config_drive_speed(drive, speed)); } -static void hpt34x_tune_drive (ide_drive_t *drive, u8 pio) +static void hpt34x_set_pio_mode(ide_drive_t *drive, const u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 5); (void) hpt34x_tune_chipset(drive, (XFER_PIO_0 + pio)); } @@ -91,7 +90,7 @@ static int hpt34x_config_drive_xfer_rate (ide_drive_t *drive) return -1; if (ide_use_fast_pio(drive)) - hpt34x_tune_drive(drive, 255); + ide_set_max_pio(drive); return -1; } @@ -145,7 +144,7 @@ static void __devinit init_hwif_hpt34x(ide_hwif_t *hwif) hwif->autodma = 0; - hwif->tuneproc = &hpt34x_tune_drive; + hwif->set_pio_mode = &hpt34x_set_pio_mode; hwif->speedproc = &hpt34x_tune_chipset; hwif->drives[0].autotune = 1; hwif->drives[1].autotune = 1; diff --git a/drivers/ide/pci/hpt366.c b/drivers/ide/pci/hpt366.c index 67127ac3a14..0e7d3b60d43 100644 --- a/drivers/ide/pci/hpt366.c +++ b/drivers/ide/pci/hpt366.c @@ -662,9 +662,8 @@ static int hpt3xx_tune_chipset(ide_drive_t *drive, u8 speed) return hpt36x_tune_chipset(drive, speed); } -static void hpt3xx_tune_drive(ide_drive_t *drive, u8 pio) +static void hpt3xx_set_pio_mode(ide_drive_t *drive, const u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4); (void) hpt3xx_tune_chipset (drive, XFER_PIO_0 + pio); } @@ -726,7 +725,7 @@ static int hpt366_config_drive_xfer_rate(ide_drive_t *drive) return 0; if (ide_use_fast_pio(drive)) - hpt3xx_tune_drive(drive, 255); + ide_set_max_pio(drive); return -1; } @@ -1257,7 +1256,7 @@ static void __devinit init_hwif_hpt366(ide_hwif_t *hwif) /* Cache the channel's MISC. control registers' offset */ hwif->select_data = hwif->channel ? 0x54 : 0x50; - hwif->tuneproc = &hpt3xx_tune_drive; + hwif->set_pio_mode = &hpt3xx_set_pio_mode; hwif->speedproc = &hpt3xx_tune_chipset; hwif->quirkproc = &hpt3xx_quirkproc; hwif->intrproc = &hpt3xx_intrproc; diff --git a/drivers/ide/pci/it8213.c b/drivers/ide/pci/it8213.c index 6fa955749ae..d07771e06b2 100644 --- a/drivers/ide/pci/it8213.c +++ b/drivers/ide/pci/it8213.c @@ -105,9 +105,8 @@ static void it8213_tune_pio(ide_drive_t *drive, const u8 pio) spin_unlock_irqrestore(&tune_lock, flags); } -static void it8213_tuneproc(ide_drive_t *drive, u8 pio) +static void it8213_set_pio_mode(ide_drive_t *drive, const u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4); it8213_tune_pio(drive, pio); ide_config_drive_speed(drive, XFER_PIO_0 + pio); } @@ -212,7 +211,7 @@ static int it8213_config_drive_for_dma (ide_drive_t *drive) if (ide_tune_dma(drive)) return 0; - it8213_tuneproc(drive, 255); + ide_set_max_pio(drive); return -1; } @@ -231,7 +230,7 @@ static void __devinit init_hwif_it8213(ide_hwif_t *hwif) u8 reg42h = 0; hwif->speedproc = &it8213_tune_chipset; - hwif->tuneproc = &it8213_tuneproc; + hwif->set_pio_mode = &it8213_set_pio_mode; hwif->autodma = 0; diff --git a/drivers/ide/pci/it821x.c b/drivers/ide/pci/it821x.c index a756e61bcb3..0cce4a7f5e4 100644 --- a/drivers/ide/pci/it821x.c +++ b/drivers/ide/pci/it821x.c @@ -274,9 +274,8 @@ static int it821x_tunepio(ide_drive_t *drive, u8 set_pio) return ide_config_drive_speed(drive, XFER_PIO_0 + set_pio); } -static void it821x_tuneproc(ide_drive_t *drive, u8 pio) +static void it821x_set_pio_mode(ide_drive_t *drive, const u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4); (void)it821x_tunepio(drive, pio); } @@ -473,7 +472,7 @@ static int it821x_config_drive_for_dma (ide_drive_t *drive) if (ide_tune_dma(drive)) return 0; - it821x_tuneproc(drive, 255); + ide_set_max_pio(drive); return -1; } @@ -640,7 +639,7 @@ static void __devinit init_hwif_it821x(ide_hwif_t *hwif) } hwif->speedproc = &it821x_tune_chipset; - hwif->tuneproc = &it821x_tuneproc; + hwif->set_pio_mode = &it821x_set_pio_mode; /* MWDMA/PIO clock switching for pass through mode */ if(!idev->smart) { diff --git a/drivers/ide/pci/jmicron.c b/drivers/ide/pci/jmicron.c index 7bac87fb481..d379fbaf674 100644 --- a/drivers/ide/pci/jmicron.c +++ b/drivers/ide/pci/jmicron.c @@ -83,9 +83,8 @@ static u8 __devinit ata66_jmicron(ide_hwif_t *hwif) return ATA_CBL_PATA80; } -static void jmicron_tuneproc(ide_drive_t *drive, u8 pio) +static void jmicron_set_pio_mode(ide_drive_t *drive, const u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 5); ide_config_drive_speed(drive, XFER_PIO_0 + pio); } @@ -116,7 +115,7 @@ static int jmicron_config_drive_for_dma (ide_drive_t *drive) if (ide_tune_dma(drive)) return 0; - jmicron_tuneproc(drive, 255); + ide_set_max_pio(drive); return -1; } @@ -131,7 +130,7 @@ static int jmicron_config_drive_for_dma (ide_drive_t *drive) static void __devinit init_hwif_jmicron(ide_hwif_t *hwif) { hwif->speedproc = &jmicron_tune_chipset; - hwif->tuneproc = &jmicron_tuneproc; + hwif->set_pio_mode = &jmicron_set_pio_mode; hwif->drives[0].autotune = 1; hwif->drives[1].autotune = 1; diff --git a/drivers/ide/pci/opti621.c b/drivers/ide/pci/opti621.c index 3a2bb272351..9fa06393469 100644 --- a/drivers/ide/pci/opti621.c +++ b/drivers/ide/pci/opti621.c @@ -47,7 +47,7 @@ * The main problem with OPTi is that some timings for master * and slave must be the same. For example, if you have master * PIO 3 and slave PIO 0, driver have to set some timings of - * master for PIO 0. Second problem is that opti621_tune_drive + * master for PIO 0. Second problem is that opti621_set_pio_mode * got only one drive to set, but have to set both drives. * This is solved in compute_pios. If you don't set * the second drive, compute_pios use ide_get_best_pio_mode @@ -103,7 +103,7 @@ #include <asm/io.h> -#define OPTI621_MAX_PIO 3 +//#define OPTI621_MAX_PIO 3 /* In fact, I do not have any PIO 4 drive * (address: 25 ns, data: 70 ns, recovery: 35 ns), * but OPTi 82C621 is programmable and it can do (minimal values): @@ -136,8 +136,8 @@ static int reg_base; #define PIO_NOT_EXIST 254 #define PIO_DONT_KNOW 255 -/* there are stored pio numbers from other calls of opti621_tune_drive */ -static void compute_pios(ide_drive_t *drive, u8 pio) +/* there are stored pio numbers from other calls of opti621_set_pio_mode */ +static void compute_pios(ide_drive_t *drive, const u8 pio) /* Store values into drive->drive_data * second_contr - 0 for primary controller, 1 for secondary * slave_drive - 0 -> pio is for master, 1 -> pio is for slave @@ -147,12 +147,13 @@ static void compute_pios(ide_drive_t *drive, u8 pio) int d; ide_hwif_t *hwif = HWIF(drive); - drive->drive_data = ide_get_best_pio_mode(drive, pio, OPTI621_MAX_PIO); + drive->drive_data = pio; + for (d = 0; d < 2; ++d) { drive = &hwif->drives[d]; if (drive->present) { if (drive->drive_data == PIO_DONT_KNOW) - drive->drive_data = ide_get_best_pio_mode(drive, 255, OPTI621_MAX_PIO); + drive->drive_data = ide_get_best_pio_mode(drive, 255, 3); #ifdef OPTI621_DEBUG printk("%s: Selected PIO mode %d\n", drive->name, drive->drive_data); @@ -240,8 +241,7 @@ static void compute_clocks(int pio, pio_clocks_t *clks) } -/* Main tune procedure, called from tuneproc. */ -static void opti621_tune_drive (ide_drive_t *drive, u8 pio) +static void opti621_set_pio_mode(ide_drive_t *drive, const u8 pio) { /* primary and secondary drives share some registers, * so we have to program both drives @@ -331,7 +331,8 @@ static void __devinit init_hwif_opti621 (ide_hwif_t *hwif) hwif->autodma = 0; hwif->drives[0].drive_data = PIO_DONT_KNOW; hwif->drives[1].drive_data = PIO_DONT_KNOW; - hwif->tuneproc = &opti621_tune_drive; + + hwif->set_pio_mode = &opti621_set_pio_mode; if (!(hwif->dma_base)) return; diff --git a/drivers/ide/pci/pdc202xx_new.c b/drivers/ide/pci/pdc202xx_new.c index 3787194a224..5fb1eedc819 100644 --- a/drivers/ide/pci/pdc202xx_new.c +++ b/drivers/ide/pci/pdc202xx_new.c @@ -215,9 +215,8 @@ static int pdcnew_tune_chipset(ide_drive_t *drive, const u8 speed) return err; } -static void pdcnew_tune_drive(ide_drive_t *drive, u8 pio) +static void pdcnew_set_pio_mode(ide_drive_t *drive, const u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4); (void)pdcnew_tune_chipset(drive, XFER_PIO_0 + pio); } @@ -237,7 +236,7 @@ static int pdcnew_config_drive_xfer_rate(ide_drive_t *drive) return 0; if (ide_use_fast_pio(drive)) - pdcnew_tune_drive(drive, 255); + ide_set_max_pio(drive); return -1; } @@ -490,7 +489,8 @@ static void __devinit init_hwif_pdc202new(ide_hwif_t *hwif) { hwif->autodma = 0; - hwif->tuneproc = &pdcnew_tune_drive; + hwif->set_pio_mode = &pdcnew_set_pio_mode; + hwif->quirkproc = &pdcnew_quirkproc; hwif->speedproc = &pdcnew_tune_chipset; hwif->resetproc = &pdcnew_reset; diff --git a/drivers/ide/pci/pdc202xx_old.c b/drivers/ide/pci/pdc202xx_old.c index e7a5e3014c0..b578307fad5 100644 --- a/drivers/ide/pci/pdc202xx_old.c +++ b/drivers/ide/pci/pdc202xx_old.c @@ -142,9 +142,8 @@ static int pdc202xx_tune_chipset(ide_drive_t *drive, const u8 speed) return ide_config_drive_speed(drive, speed); } -static void pdc202xx_tune_drive(ide_drive_t *drive, u8 pio) +static void pdc202xx_set_pio_mode(ide_drive_t *drive, const u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4); pdc202xx_tune_chipset(drive, XFER_PIO_0 + pio); } @@ -190,7 +189,7 @@ static int pdc202xx_config_drive_xfer_rate (ide_drive_t *drive) return 0; if (ide_use_fast_pio(drive)) - pdc202xx_tune_drive(drive, 255); + ide_set_max_pio(drive); return -1; } @@ -306,10 +305,11 @@ static void pdc202xx_reset (ide_drive_t *drive) { ide_hwif_t *hwif = HWIF(drive); ide_hwif_t *mate = hwif->mate; - + pdc202xx_reset_host(hwif); pdc202xx_reset_host(mate); - pdc202xx_tune_drive(drive, 255); + + ide_set_max_pio(drive); } static unsigned int __devinit init_chipset_pdc202xx(struct pci_dev *dev, @@ -328,7 +328,9 @@ static void __devinit init_hwif_pdc202xx(ide_hwif_t *hwif) hwif->rqsize = 256; hwif->autodma = 0; - hwif->tuneproc = &pdc202xx_tune_drive; + + hwif->set_pio_mode = &pdc202xx_set_pio_mode; + hwif->quirkproc = &pdc202xx_quirkproc; if (hwif->pci_dev->device != PCI_DEVICE_ID_PROMISE_20246) diff --git a/drivers/ide/pci/piix.c b/drivers/ide/pci/piix.c index b66f9d1411b..07492d71c60 100644 --- a/drivers/ide/pci/piix.c +++ b/drivers/ide/pci/piix.c @@ -17,11 +17,11 @@ * 41 * 43 * - * | PIO 0 | c0 | 80 | 0 | piix_tune_drive(drive, 0); - * | PIO 2 | SW2 | d0 | 90 | 4 | piix_tune_drive(drive, 2); - * | PIO 3 | MW1 | e1 | a1 | 9 | piix_tune_drive(drive, 3); - * | PIO 4 | MW2 | e3 | a3 | b | piix_tune_drive(drive, 4); - * + * | PIO 0 | c0 | 80 | 0 | + * | PIO 2 | SW2 | d0 | 90 | 4 | + * | PIO 3 | MW1 | e1 | a1 | 9 | + * | PIO 4 | MW2 | e3 | a3 | b | + * * sitre = word40 & 0x4000; primary * sitre = word42 & 0x4000; secondary * @@ -204,16 +204,16 @@ static void piix_tune_pio (ide_drive_t *drive, u8 pio) } /** - * piix_tune_drive - tune a drive attached to PIIX + * piix_set_pio_mode - set PIO mode * @drive: drive to tune * @pio: desired PIO mode * * Set the drive's PIO mode (might be useful if drive is not registered * in CMOS for any reason). */ -static void piix_tune_drive (ide_drive_t *drive, u8 pio) + +static void piix_set_pio_mode(ide_drive_t *drive, const u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4); piix_tune_pio(drive, pio); (void) ide_config_drive_speed(drive, XFER_PIO_0 + pio); } @@ -317,7 +317,7 @@ static int piix_config_drive_xfer_rate (ide_drive_t *drive) return 0; if (ide_use_fast_pio(drive)) - piix_tune_drive(drive, 255); + ide_set_max_pio(drive); return -1; } @@ -454,7 +454,8 @@ static void __devinit init_hwif_piix(ide_hwif_t *hwif) } hwif->autodma = 0; - hwif->tuneproc = &piix_tune_drive; + + hwif->set_pio_mode = &piix_set_pio_mode; hwif->speedproc = &piix_tune_chipset; hwif->drives[0].autotune = 1; hwif->drives[1].autotune = 1; diff --git a/drivers/ide/pci/sc1200.c b/drivers/ide/pci/sc1200.c index 059071cd2d4..f9f5ed90657 100644 --- a/drivers/ide/pci/sc1200.c +++ b/drivers/ide/pci/sc1200.c @@ -272,19 +272,20 @@ static int sc1200_ide_dma_end (ide_drive_t *drive) } /* - * sc1200_tuneproc() handles selection/setting of PIO modes + * sc1200_set_pio_mode() handles setting of PIO modes * for both the chipset and drive. * * All existing BIOSs for this chipset guarantee that all drives * will have valid default PIO timings set up before we get here. */ -static void sc1200_tuneproc (ide_drive_t *drive, byte pio) /* mode=255 means "autotune" */ + +static void sc1200_set_pio_mode(ide_drive_t *drive, const u8 pio) { ide_hwif_t *hwif = HWIF(drive); int mode = -1; /* - * bad abuse of ->tuneproc interface + * bad abuse of ->set_pio_mode interface */ switch (pio) { case 200: mode = XFER_UDMA_0; break; @@ -302,9 +303,6 @@ static void sc1200_tuneproc (ide_drive_t *drive, byte pio) /* mode=255 means "au return; } - pio = ide_get_best_pio_mode(drive, pio, 4); - printk("SC1200: %s: setting PIO mode%d\n", drive->name, pio); - if (sc1200_set_xfer_mode(drive, XFER_PIO_0 + pio) == 0) sc1200_tunepio(drive, pio); } @@ -420,7 +418,8 @@ static void __devinit init_hwif_sc1200 (ide_hwif_t *hwif) hwif->ide_dma_end = &sc1200_ide_dma_end; if (!noautodma) hwif->autodma = 1; - hwif->tuneproc = &sc1200_tuneproc; + + hwif->set_pio_mode = &sc1200_set_pio_mode; hwif->speedproc = &sc1200_tune_chipset; } hwif->atapi_dma = 1; @@ -436,6 +435,7 @@ static ide_pci_device_t sc1200_chipset __devinitdata = { .init_hwif = init_hwif_sc1200, .autodma = AUTODMA, .bootable = ON_BOARD, + .host_flags = IDE_HFLAG_ABUSE_DMA_MODES, .pio_mask = ATA_PIO4, }; diff --git a/drivers/ide/pci/scc_pata.c b/drivers/ide/pci/scc_pata.c index a19687caf65..3505d57eda1 100644 --- a/drivers/ide/pci/scc_pata.c +++ b/drivers/ide/pci/scc_pata.c @@ -221,9 +221,8 @@ static void scc_tune_pio(ide_drive_t *drive, const u8 pio) out_be32((void __iomem *)pioct_port, reg); } -static void scc_tuneproc(ide_drive_t *drive, u8 pio) +static void scc_set_pio_mode(ide_drive_t *drive, const u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4); scc_tune_pio(drive, pio); ide_config_drive_speed(drive, XFER_PIO_0 + pio); } @@ -316,7 +315,7 @@ static int scc_config_drive_for_dma(ide_drive_t *drive) return 0; if (ide_use_fast_pio(drive)) - scc_tuneproc(drive, 255); + ide_set_max_pio(drive); return -1; } @@ -717,7 +716,7 @@ static void __devinit init_hwif_scc(ide_hwif_t *hwif) hwif->dma_setup = scc_dma_setup; hwif->ide_dma_end = scc_ide_dma_end; hwif->speedproc = scc_tune_chipset; - hwif->tuneproc = scc_tuneproc; + hwif->set_pio_mode = scc_set_pio_mode; hwif->ide_dma_check = scc_config_drive_for_dma; hwif->ide_dma_test_irq = scc_dma_test_irq; hwif->udma_filter = scc_udma_filter; diff --git a/drivers/ide/pci/serverworks.c b/drivers/ide/pci/serverworks.c index b51133bb58a..f4e08abf0fe 100644 --- a/drivers/ide/pci/serverworks.c +++ b/drivers/ide/pci/serverworks.c @@ -202,9 +202,8 @@ static int svwks_tune_chipset(ide_drive_t *drive, const u8 speed) return (ide_config_drive_speed(drive, speed)); } -static void svwks_tune_drive (ide_drive_t *drive, u8 pio) +static void svwks_set_pio_mode(ide_drive_t *drive, const u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4); svwks_tune_pio(drive, pio); (void)ide_config_drive_speed(drive, XFER_PIO_0 + pio); } @@ -217,7 +216,7 @@ static int svwks_config_drive_xfer_rate (ide_drive_t *drive) return 0; if (ide_use_fast_pio(drive)) - svwks_tune_drive(drive, 255); + ide_set_max_pio(drive); return -1; } @@ -389,7 +388,7 @@ static void __devinit init_hwif_svwks (ide_hwif_t *hwif) if (!hwif->irq) hwif->irq = hwif->channel ? 15 : 14; - hwif->tuneproc = &svwks_tune_drive; + hwif->set_pio_mode = &svwks_set_pio_mode; hwif->speedproc = &svwks_tune_chipset; hwif->udma_filter = &svwks_udma_filter; diff --git a/drivers/ide/pci/sgiioc4.c b/drivers/ide/pci/sgiioc4.c index 57145767c3d..38f63d19c3b 100644 --- a/drivers/ide/pci/sgiioc4.c +++ b/drivers/ide/pci/sgiioc4.c @@ -587,7 +587,7 @@ ide_init_sgiioc4(ide_hwif_t * hwif) hwif->mwdma_mask = 0x2; /* Multimode-2 DMA */ hwif->swdma_mask = 0x2; hwif->pio_mask = 0x00; - hwif->tuneproc = NULL; /* Sets timing for PIO mode */ + hwif->set_pio_mode = NULL; /* Sets timing for PIO mode */ hwif->speedproc = NULL; /* Sets timing for DMA &/or PIO modes */ hwif->selectproc = NULL;/* Use the default routine to select drive */ hwif->reset_poll = NULL;/* No HBA specific reset_poll needed */ diff --git a/drivers/ide/pci/siimage.c b/drivers/ide/pci/siimage.c index 4c1f3bc7e17..e07c991d91b 100644 --- a/drivers/ide/pci/siimage.c +++ b/drivers/ide/pci/siimage.c @@ -219,9 +219,8 @@ static void sil_tune_pio(ide_drive_t *drive, u8 pio) } } -static void sil_tuneproc(ide_drive_t *drive, u8 pio) +static void sil_set_pio_mode(ide_drive_t *drive, const u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4); sil_tune_pio(drive, pio); (void)ide_config_drive_speed(drive, XFER_PIO_0 + pio); } @@ -328,7 +327,7 @@ static int siimage_config_drive_for_dma (ide_drive_t *drive) return 0; if (ide_use_fast_pio(drive)) - sil_tuneproc(drive, 255); + ide_set_max_pio(drive); return -1; } @@ -899,7 +898,7 @@ static void __devinit init_hwif_siimage(ide_hwif_t *hwif) hwif->resetproc = &siimage_reset; hwif->speedproc = &siimage_tune_chipset; - hwif->tuneproc = &sil_tuneproc; + hwif->set_pio_mode = &sil_set_pio_mode; hwif->reset_poll = &siimage_reset_poll; hwif->pre_reset = &siimage_pre_reset; hwif->udma_filter = &sil_udma_filter; diff --git a/drivers/ide/pci/sis5513.c b/drivers/ide/pci/sis5513.c index fed582b4b32..7455bf357ed 100644 --- a/drivers/ide/pci/sis5513.c +++ b/drivers/ide/pci/sis5513.c @@ -519,14 +519,13 @@ static void config_art_rwp_pio (ide_drive_t *drive, u8 pio) } } -static int sis5513_tune_drive(ide_drive_t *drive, u8 pio) +static int sis5513_tune_drive(ide_drive_t *drive, const u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4); config_art_rwp_pio(drive, pio); return ide_config_drive_speed(drive, XFER_PIO_0 + pio); } -static void sis5513_tuneproc(ide_drive_t *drive, u8 pio) +static void sis_set_pio_mode(ide_drive_t *drive, const u8 pio) { (void)sis5513_tune_drive(drive, pio); } @@ -621,7 +620,7 @@ static int sis5513_config_xfer_rate(ide_drive_t *drive) /* * TODO: always set PIO mode and remove this */ - sis5513_tuneproc(drive, 255); + ide_set_max_pio(drive); drive->init_speed = 0; @@ -629,7 +628,7 @@ static int sis5513_config_xfer_rate(ide_drive_t *drive) return 0; if (ide_use_fast_pio(drive)) - sis5513_tuneproc(drive, 255); + ide_set_max_pio(drive); return -1; } @@ -852,7 +851,7 @@ static void __devinit init_hwif_sis5513 (ide_hwif_t *hwif) if (!hwif->irq) hwif->irq = hwif->channel ? 15 : 14; - hwif->tuneproc = &sis5513_tuneproc; + hwif->set_pio_mode = &sis_set_pio_mode; hwif->speedproc = &sis5513_tune_chipset; if (chipset_family >= ATA_133) diff --git a/drivers/ide/pci/sl82c105.c b/drivers/ide/pci/sl82c105.c index 9f425b0b572..131e91ca1d8 100644 --- a/drivers/ide/pci/sl82c105.c +++ b/drivers/ide/pci/sl82c105.c @@ -75,16 +75,12 @@ static unsigned int get_pio_timings(ide_drive_t *drive, u8 pio) /* * Configure the chipset for PIO mode. */ -static u8 sl82c105_tune_pio(ide_drive_t *drive, u8 pio) +static void sl82c105_tune_pio(ide_drive_t *drive, const u8 pio) { struct pci_dev *dev = HWIF(drive)->pci_dev; int reg = 0x44 + drive->dn * 4; u16 drv_ctrl; - DBG(("sl82c105_tune_pio(drive:%s, pio:%u)\n", drive->name, pio)); - - pio = ide_get_best_pio_mode(drive, pio, 5); - drv_ctrl = get_pio_timings(drive, pio); /* @@ -106,8 +102,6 @@ static u8 sl82c105_tune_pio(ide_drive_t *drive, u8 pio) printk(KERN_DEBUG "%s: selected %s (%dns) (%04X)\n", drive->name, ide_xfer_verbose(pio + XFER_PIO_0), ide_pio_cycle_time(drive, pio), drv_ctrl); - - return pio; } /* @@ -151,7 +145,7 @@ static int sl82c105_tune_chipset(ide_drive_t *drive, const u8 speed) case XFER_PIO_2: case XFER_PIO_1: case XFER_PIO_0: - (void) sl82c105_tune_pio(drive, speed - XFER_PIO_0); + sl82c105_tune_pio(drive, speed - XFER_PIO_0); break; default: return -1; @@ -325,11 +319,10 @@ static void sl82c105_resetproc(ide_drive_t *drive) * We only deal with PIO mode here - DMA mode 'using_dma' is not * initialised at the point that this function is called. */ -static void sl82c105_tune_drive(ide_drive_t *drive, u8 pio) +static void sl82c105_set_pio_mode(ide_drive_t *drive, const u8 pio) { - DBG(("sl82c105_tune_drive(drive:%s, pio:%u)\n", drive->name, pio)); + sl82c105_tune_pio(drive, pio); - pio = sl82c105_tune_pio(drive, pio); (void) ide_config_drive_speed(drive, XFER_PIO_0 + pio); } @@ -397,7 +390,7 @@ static void __devinit init_hwif_sl82c105(ide_hwif_t *hwif) DBG(("init_hwif_sl82c105(hwif: ide%d)\n", hwif->index)); - hwif->tuneproc = &sl82c105_tune_drive; + hwif->set_pio_mode = &sl82c105_set_pio_mode; hwif->speedproc = &sl82c105_tune_chipset; hwif->selectproc = &sl82c105_selectproc; hwif->resetproc = &sl82c105_resetproc; diff --git a/drivers/ide/pci/slc90e66.c b/drivers/ide/pci/slc90e66.c index cc935356507..214d396fc31 100644 --- a/drivers/ide/pci/slc90e66.c +++ b/drivers/ide/pci/slc90e66.c @@ -95,9 +95,8 @@ static void slc90e66_tune_pio (ide_drive_t *drive, u8 pio) spin_unlock_irqrestore(&ide_lock, flags); } -static void slc90e66_tune_drive (ide_drive_t *drive, u8 pio) +static void slc90e66_set_pio_mode(ide_drive_t *drive, const u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4); slc90e66_tune_pio(drive, pio); (void) ide_config_drive_speed(drive, XFER_PIO_0 + pio); } @@ -166,7 +165,7 @@ static int slc90e66_config_drive_xfer_rate (ide_drive_t *drive) return 0; if (ide_use_fast_pio(drive)) - slc90e66_tune_drive(drive, 255); + ide_set_max_pio(drive); return -1; } @@ -182,7 +181,7 @@ static void __devinit init_hwif_slc90e66 (ide_hwif_t *hwif) hwif->irq = hwif->channel ? 15 : 14; hwif->speedproc = &slc90e66_tune_chipset; - hwif->tuneproc = &slc90e66_tune_drive; + hwif->set_pio_mode = &slc90e66_set_pio_mode; pci_read_config_byte(hwif->pci_dev, 0x47, ®47); diff --git a/drivers/ide/pci/tc86c001.c b/drivers/ide/pci/tc86c001.c index e5425772622..e23b9cfb6eb 100644 --- a/drivers/ide/pci/tc86c001.c +++ b/drivers/ide/pci/tc86c001.c @@ -43,9 +43,8 @@ static int tc86c001_tune_chipset(ide_drive_t *drive, const u8 speed) return ide_config_drive_speed(drive, speed); } -static void tc86c001_tune_drive(ide_drive_t *drive, u8 pio) +static void tc86c001_set_pio_mode(ide_drive_t *drive, const u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4); (void) tc86c001_tune_chipset(drive, XFER_PIO_0 + pio); } @@ -171,7 +170,7 @@ static int tc86c001_config_drive_xfer_rate(ide_drive_t *drive) return 0; if (ide_use_fast_pio(drive)) - tc86c001_tune_drive(drive, 255); + ide_set_max_pio(drive); return -1; } @@ -193,7 +192,7 @@ static void __devinit init_hwif_tc86c001(ide_hwif_t *hwif) /* Store the system control register base for convenience... */ hwif->config_data = sc_base; - hwif->tuneproc = &tc86c001_tune_drive; + hwif->set_pio_mode = &tc86c001_set_pio_mode; hwif->speedproc = &tc86c001_tune_chipset; hwif->busproc = &tc86c001_busproc; diff --git a/drivers/ide/pci/triflex.c b/drivers/ide/pci/triflex.c index 47cf89be4df..c3ff066eea5 100644 --- a/drivers/ide/pci/triflex.c +++ b/drivers/ide/pci/triflex.c @@ -93,10 +93,9 @@ static int triflex_tune_chipset(ide_drive_t *drive, const u8 speed) return (ide_config_drive_speed(drive, speed)); } -static void triflex_tune_drive(ide_drive_t *drive, u8 pio) +static void triflex_set_pio_mode(ide_drive_t *drive, const u8 pio) { - int use_pio = ide_get_best_pio_mode(drive, pio, 4); - (void) triflex_tune_chipset(drive, (XFER_PIO_0 + use_pio)); + (void)triflex_tune_chipset(drive, XFER_PIO_0 + pio); } static int triflex_config_drive_xfer_rate(ide_drive_t *drive) @@ -104,14 +103,14 @@ static int triflex_config_drive_xfer_rate(ide_drive_t *drive) if (ide_tune_dma(drive)) return 0; - triflex_tune_drive(drive, 255); + ide_set_max_pio(drive); return -1; } static void __devinit init_hwif_triflex(ide_hwif_t *hwif) { - hwif->tuneproc = &triflex_tune_drive; + hwif->set_pio_mode = &triflex_set_pio_mode; hwif->speedproc = &triflex_tune_chipset; if (hwif->dma_base == 0) diff --git a/drivers/ide/pci/via82cxxx.c b/drivers/ide/pci/via82cxxx.c index e3bf9073633..2fc4f8835f1 100644 --- a/drivers/ide/pci/via82cxxx.c +++ b/drivers/ide/pci/via82cxxx.c @@ -195,19 +195,16 @@ static int via_set_drive(ide_drive_t *drive, const u8 speed) } /** - * via82cxxx_tune_drive - PIO setup - * @drive: drive to set up - * @pio: mode to use (255 for 'best possible') + * via_set_pio_mode - PIO setup + * @drive: drive + * @pio: PIO mode number * * A callback from the upper layers for PIO-only tuning. */ -static void via82cxxx_tune_drive(ide_drive_t *drive, u8 pio) +static void via_set_pio_mode(ide_drive_t *drive, const u8 pio) { - if (pio == 255) - pio = ide_get_best_pio_mode(drive, 255, 5); - - via_set_drive(drive, XFER_PIO_0 + min_t(u8, pio, 5)); + via_set_drive(drive, XFER_PIO_0 + pio); } /** @@ -223,7 +220,7 @@ static int via82cxxx_ide_dma_check (ide_drive_t *drive) u8 speed = ide_max_dma_mode(drive); if (speed == 0) { - via82cxxx_tune_drive(drive, 255); + ide_set_max_pio(drive); return -1; } @@ -465,7 +462,7 @@ static void __devinit init_hwif_via82cxxx(ide_hwif_t *hwif) hwif->autodma = 0; - hwif->tuneproc = &via82cxxx_tune_drive; + hwif->set_pio_mode = &via_set_pio_mode; hwif->speedproc = &via_set_drive; diff --git a/drivers/ide/ppc/mpc8xx.c b/drivers/ide/ppc/mpc8xx.c index dab79afa9b2..df2e92034f5 100644 --- a/drivers/ide/ppc/mpc8xx.c +++ b/drivers/ide/ppc/mpc8xx.c @@ -45,7 +45,7 @@ static void print_funcid (int func); static int check_ide_device (unsigned long base); static void ide_interrupt_ack (void *dev); -static void m8xx_ide_tuneproc(ide_drive_t *drive, u8 pio); +static void m8xx_ide_set_pio_mode(ide_drive_t *drive, const u8 pio); typedef struct ide_ioport_desc { unsigned long base_off; /* Offset to PCMCIA memory */ @@ -314,9 +314,8 @@ m8xx_ide_init_hwif_ports(hw_regs_t *hw, unsigned long data_port, #endif /* CONFIG_IDE_8xx_PCCARD */ } - /* register routine to tune PIO mode */ ide_hwifs[data_port].pio_mask = ATA_PIO4; - ide_hwifs[data_port].tuneproc = m8xx_ide_tuneproc; + ide_hwifs[data_port].set_pio_mode = m8xx_ide_set_pio_mode; hw->ack_intr = (ide_ack_intr_t *) ide_interrupt_ack; /* Enable Harddisk Interrupt, @@ -401,9 +400,8 @@ void m8xx_ide_init_hwif_ports (hw_regs_t *hw, *irq = ioport_dsc[data_port].irq; } - /* register routine to tune PIO mode */ ide_hwifs[data_port].pio_mask = ATA_PIO4; - ide_hwifs[data_port].tuneproc = m8xx_ide_tuneproc; + ide_hwifs[data_port].set_pio_mode = m8xx_ide_set_pio_mode; hw->ack_intr = (ide_ack_intr_t *) ide_interrupt_ack; /* Enable Harddisk Interrupt, @@ -427,24 +425,13 @@ void m8xx_ide_init_hwif_ports (hw_regs_t *hw, #define PCMCIA_SL(t) ((t==32) ? 0 : ((t & 0x1F)<<7)) /* Strobe Length */ #endif - /* Calculate PIO timings */ -static void -m8xx_ide_tuneproc(ide_drive_t *drive, u8 pio) +static void m8xx_ide_set_pio_mode(ide_drive_t *drive, const u8 pio) { #if defined(CONFIG_IDE_8xx_PCCARD) || defined(CONFIG_IDE_8xx_DIRECT) volatile pcmconf8xx_t *pcmp; ulong timing, mask, reg; -#endif - - pio = ide_get_best_pio_mode(drive, pio, 4); -#if 1 - printk("%s[%d] %s: best PIO mode: %d\n", - __FILE__,__LINE__,__FUNCTION__, pio); -#endif - -#if defined(CONFIG_IDE_8xx_PCCARD) || defined(CONFIG_IDE_8xx_DIRECT) pcmp = (pcmconf8xx_t *)(&(((immap_t *)IMAP_ADDR)->im_pcmcia)); mask = ~(PCMCIA_SHT(0xFF) | PCMCIA_SST(0xFF) | PCMCIA_SL(0xFF)); diff --git a/drivers/ide/ppc/pmac.c b/drivers/ide/ppc/pmac.c index 284bb7c39b8..beafdf3c112 100644 --- a/drivers/ide/ppc/pmac.c +++ b/drivers/ide/ppc/pmac.c @@ -411,7 +411,6 @@ kauai_lookup_timing(struct kauai_timing* table, int cycle_time) static void pmac_ide_setup_dma(pmac_ide_hwif_t *pmif, ide_hwif_t *hwif); static int pmac_ide_build_dmatable(ide_drive_t *drive, struct request *rq); -static void pmac_ide_tuneproc(ide_drive_t *drive, u8 pio); static void pmac_ide_selectproc(ide_drive_t *drive); static void pmac_ide_kauai_selectproc(ide_drive_t *drive); @@ -615,7 +614,7 @@ out: * Old tuning functions (called on hdparm -p), sets up drive PIO timings */ static void -pmac_ide_tuneproc(ide_drive_t *drive, u8 pio) +pmac_ide_set_pio_mode(ide_drive_t *drive, const u8 pio) { u32 *timings; unsigned accessTicks, recTicks; @@ -629,7 +628,6 @@ pmac_ide_tuneproc(ide_drive_t *drive, u8 pio) /* which drive is it ? */ timings = &pmif->timings[drive->select.b.unit & 0x01]; - pio = ide_get_best_pio_mode(drive, pio, 4); cycle_time = ide_pio_cycle_time(drive, pio); switch (pmif->kind) { @@ -966,7 +964,7 @@ static int pmac_ide_tune_chipset(ide_drive_t *drive, const u8 speed) case XFER_PIO_2: case XFER_PIO_1: case XFER_PIO_0: - pmac_ide_tuneproc(drive, speed & 0x07); + pmac_ide_set_pio_mode(drive, speed & 0x07); break; default: ret = 1; @@ -1241,7 +1239,7 @@ pmac_ide_setup_device(pmac_ide_hwif_t *pmif, ide_hwif_t *hwif) hwif->drives[0].unmask = 1; hwif->drives[1].unmask = 1; hwif->pio_mask = ATA_PIO4; - hwif->tuneproc = pmac_ide_tuneproc; + hwif->set_pio_mode = pmac_ide_set_pio_mode; if (pmif->kind == controller_un_ata6 || pmif->kind == controller_k2_ata6 || pmif->kind == controller_sh_ata6) diff --git a/include/linux/ide.h b/include/linux/ide.h index 81736cb7ef3..85d448b4abe 100644 --- a/include/linux/ide.h +++ b/include/linux/ide.h @@ -634,7 +634,7 @@ typedef struct ide_drive_s { unsigned int bios_cyl; /* BIOS/fdisk/LILO number of cyls */ unsigned int cyl; /* "real" number of cyls */ - unsigned int drive_data; /* use by tuneproc/selectproc */ + unsigned int drive_data; /* used by set_pio_mode/selectproc */ unsigned int failures; /* current failure count */ unsigned int max_failures; /* maximum allowed failure count */ u64 probed_capacity;/* initial reported media capacity (ide-cd only currently) */ @@ -702,8 +702,8 @@ typedef struct hwif_s { #if 0 ide_hwif_ops_t *hwifops; #else - /* routine to tune PIO mode for drives */ - void (*tuneproc)(ide_drive_t *, u8); + /* routine to set PIO mode for drives */ + void (*set_pio_mode)(ide_drive_t *, const u8); /* routine to retune DMA modes for drives */ int (*speedproc)(ide_drive_t *, const u8); /* tweaks hardware to select drive */ @@ -1256,6 +1256,12 @@ enum { IDE_HFLAG_PIO_NO_BLACKLIST = (1 << 2), /* don't use conservative PIO "downgrade" */ IDE_HFLAG_PIO_NO_DOWNGRADE = (1 << 3), + /* use PIO8/9 for prefetch off/on */ + IDE_HFLAG_ABUSE_PREFETCH = (1 << 4), + /* use PIO6/7 for fast-devsel off/on */ + IDE_HFLAG_ABUSE_FAST_DEVSEL = (1 << 5), + /* use 100-102 and 200-202 PIO values to set DMA modes */ + IDE_HFLAG_ABUSE_DMA_MODES = (1 << 6), }; typedef struct ide_pci_device_s { @@ -1414,6 +1420,12 @@ unsigned int ide_pio_cycle_time(ide_drive_t *, u8); u8 ide_get_best_pio_mode(ide_drive_t *, u8, u8); extern const ide_pio_timings_t ide_pio_timings[6]; +void ide_set_pio(ide_drive_t *, u8); + +static inline void ide_set_max_pio(ide_drive_t *drive) +{ + ide_set_pio(drive, 255); +} extern spinlock_t ide_lock; extern struct mutex ide_cfg_mtx; |