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| author | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2007-08-20 22:42:56 +0200 |
|---|---|---|
| committer | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2007-08-20 22:42:56 +0200 |
| commit | adcd33d41bfea8fb6870cf1f7e7ed2e5f7323fc1 (patch) | |
| tree | 5e5694c40371b67317e124b5801f4ceb4c6d4a31 /drivers/ide | |
| parent | a5b7e70d787f528386eda025d3e38f545017f241 (diff) | |
| download | linux-adcd33d41bfea8fb6870cf1f7e7ed2e5f7323fc1.tar.bz2 | |
ide: ide_config_drive_speed() bugfixes
* Use ->OUTBSYNC instead of ->OUTB when writing command register
(needed for scc_pata and pmac host drivers).
* Don't check DRDY bit of the status register on ATAPI devices
(ATAPI devices are free to ignore DRDY bit).
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Kou Ishizaki <kou.ishizaki@toshiba.co.jp>
Cc: Akira Iguchi <akira2.iguchi@toshiba.co.jp>
Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide')
| -rw-r--r-- | drivers/ide/ide-iops.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c index fe2a69fed72b..18cf3a66a1a3 100644 --- a/drivers/ide/ide-iops.c +++ b/drivers/ide/ide-iops.c @@ -828,7 +828,7 @@ int ide_config_drive_speed (ide_drive_t *drive, u8 speed) hwif->OUTB(drive->ctl | 2, IDE_CONTROL_REG); hwif->OUTB(speed, IDE_NSECTOR_REG); hwif->OUTB(SETFEATURES_XFER, IDE_FEATURE_REG); - hwif->OUTB(WIN_SETFEATURES, IDE_COMMAND_REG); + hwif->OUTBSYNC(drive, WIN_SETFEATURES, IDE_COMMAND_REG); if ((IDE_CONTROL_REG) && (drive->quirk_list == 2)) hwif->OUTB(drive->ctl, IDE_CONTROL_REG); udelay(1); @@ -855,7 +855,7 @@ int ide_config_drive_speed (ide_drive_t *drive, u8 speed) */ for (i = 0; i < 10; i++) { udelay(1); - if (OK_STAT((stat = hwif->INB(IDE_STATUS_REG)), DRIVE_READY, BUSY_STAT|DRQ_STAT|ERR_STAT)) { + if (OK_STAT((stat = hwif->INB(IDE_STATUS_REG)), drive->ready_stat, BUSY_STAT|DRQ_STAT|ERR_STAT)) { error = 0; break; } |