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| author |   Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2009-03-27 12:46:32 +0100 |
|---|---|---|
| committer | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2009-03-27 12:46:32 +0100 |
| commit | e3d9a73a83d98fc466dabdcfe4f4e7e4419e3f8e (patch) | |
| tree | 3a93a8eca3800bafe5aeaf6a469fb3af05739c44 /drivers/ide/ide-taskfile.c | |
| parent | ide: no need to read Status and Error registers for "empty" taskfile requests (diff) | |
| download | linux-dev-e3d9a73a83d98fc466dabdcfe4f4e7e4419e3f8e.tar.xz linux-dev-e3d9a73a83d98fc466dabdcfe4f4e7e4419e3f8e.zip | |
ide: remove ->data_phase field from ide_hwif_t
* Always use hwif->task->data_phase and remove ->data_phase
field from ide_hwif_t.
* Remove superfluous REQ_TYPE_ATA_TASKFILE check from
ide_pio_datablock() while at it.
There should be no functional changes caused by this patch.
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide/ide-taskfile.c')
| -rw-r--r-- | drivers/ide/ide-taskfile.c | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/drivers/ide/ide-taskfile.c b/drivers/ide/ide-taskfile.c index 297cf6f4c723..7237e1547b1f 100644 --- a/drivers/ide/ide-taskfile.c +++ b/drivers/ide/ide-taskfile.c @@ -265,21 +265,18 @@ static void ide_pio_multi(ide_drive_t *drive, struct request *rq, static void ide_pio_datablock(ide_drive_t *drive, struct request *rq, unsigned int write) { + ide_task_t *task = &drive->hwif->task; u8 saved_io_32bit = drive->io_32bit; if (rq->bio) /* fs request */ rq->errors = 0; - if (rq->cmd_type == REQ_TYPE_ATA_TASKFILE) { - ide_task_t *task = rq->special; - - if (task->tf_flags & IDE_TFLAG_IO_16BIT) - drive->io_32bit = 0; - } + if (task->tf_flags & IDE_TFLAG_IO_16BIT) + drive->io_32bit = 0; touch_softlockup_watchdog(); - switch (drive->hwif->data_phase) { + switch (task->data_phase) { case TASKFILE_MULTI_IN: case TASKFILE_MULTI_OUT: ide_pio_multi(drive, rq, write); @@ -297,9 +294,10 @@ static ide_startstop_t task_error(ide_drive_t *drive, struct request *rq, { if (rq->bio) { ide_hwif_t *hwif = drive->hwif; + ide_task_t *task = &hwif->task; int sectors = hwif->nsect - hwif->nleft; - switch (hwif->data_phase) { + switch (task->data_phase) { case TASKFILE_IN: if (hwif->nleft) break; @@ -431,14 +429,14 @@ static ide_startstop_t task_out_intr (ide_drive_t *drive) static ide_startstop_t pre_task_out_intr(ide_drive_t *drive, struct request *rq) { - ide_hwif_t *hwif = drive->hwif; + ide_task_t *task = &drive->hwif->task; ide_startstop_t startstop; if (ide_wait_stat(&startstop, drive, ATA_DRQ, drive->bad_wstat, WAIT_DRQ)) { printk(KERN_ERR "%s: no DRQ after issuing %sWRITE%s\n", drive->name, - hwif->data_phase == TASKFILE_MULTI_OUT ? "MULT" : "", + task->data_phase == TASKFILE_MULTI_OUT ? "MULT" : "", (drive->dev_flags & IDE_DFLAG_LBA48) ? "_EXT" : ""); return startstop; } |