diff options
Diffstat (limited to 'drivers/ide')
| -rw-r--r-- | drivers/ide/ide-cd.c | 10 | ||||
| -rw-r--r-- | drivers/ide/ide-floppy.c | 9 | ||||
| -rw-r--r-- | drivers/ide/ide-io.c | 16 | ||||
| -rw-r--r-- | drivers/ide/ide-tape.c | 9 |
4 files changed, 23 insertions, 21 deletions
diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c index 855a23c..44b033e 100644 --- a/drivers/ide/ide-cd.c +++ b/drivers/ide/ide-cd.c @@ -922,14 +922,8 @@ static ide_startstop_t cdrom_start_packet_command(ide_drive_t *drive, info->dma = !hwif->dma_setup(drive); /* Set up the controller registers. */ - if (IDE_CONTROL_REG) - HWIF(drive)->OUTB(drive->ctl, IDE_CONTROL_REG); - HWIF(drive)->OUTB(info->dma, IDE_FEATURE_REG); - HWIF(drive)->OUTB(0, IDE_IREASON_REG); - HWIF(drive)->OUTB(0, IDE_SECTOR_REG); - - HWIF(drive)->OUTB(xferlen & 0xff, IDE_BCOUNTL_REG); - HWIF(drive)->OUTB(xferlen >> 8 , IDE_BCOUNTH_REG); + ide_pktcmd_tf_load(drive, IDE_TFLAG_OUT_NSECT | IDE_TFLAG_OUT_LBAL | + IDE_TFLAG_NO_SELECT_MASK, xferlen, info->dma); if (CDROM_CONFIG_FLAGS (drive)->drq_interrupt) { /* waiting for CDB interrupt, not DMA yet. */ diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c index d4fd064..ff8232e 100644 --- a/drivers/ide/ide-floppy.c +++ b/drivers/ide/ide-floppy.c @@ -1067,13 +1067,8 @@ static ide_startstop_t idefloppy_issue_pc (ide_drive_t *drive, idefloppy_pc_t *p if (test_bit(PC_DMA_RECOMMENDED, &pc->flags) && drive->using_dma) dma = !hwif->dma_setup(drive); - if (IDE_CONTROL_REG) - HWIF(drive)->OUTB(drive->ctl, IDE_CONTROL_REG); - /* Use PIO/DMA */ - hwif->OUTB(dma, IDE_FEATURE_REG); - hwif->OUTB(bcount & 0xff, IDE_BCOUNTL_REG); - hwif->OUTB((bcount >> 8) & 0xff, IDE_BCOUNTH_REG); - HWIF(drive)->OUTB(drive->select.all, IDE_SELECT_REG); + ide_pktcmd_tf_load(drive, IDE_TFLAG_NO_SELECT_MASK | + IDE_TFLAG_OUT_DEVICE, bcount, dma); if (dma) { /* Begin DMA, if necessary */ set_bit(PC_DMA_IN_PROGRESS, &pc->flags); diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c index d36df77..1ed7a86 100644 --- a/drivers/ide/ide-io.c +++ b/drivers/ide/ide-io.c @@ -1734,3 +1734,19 @@ int ide_do_drive_cmd (ide_drive_t *drive, struct request *rq, ide_action_t actio } EXPORT_SYMBOL(ide_do_drive_cmd); + +void ide_pktcmd_tf_load(ide_drive_t *drive, u32 tf_flags, u16 bcount, u8 dma) +{ + ide_task_t task; + + memset(&task, 0, sizeof(task)); + task.tf_flags = IDE_TFLAG_OUT_LBAH | IDE_TFLAG_OUT_LBAM | + IDE_TFLAG_OUT_FEATURE | tf_flags; + task.tf.feature = dma; /* Use PIO/DMA */ + task.tf.lbam = bcount & 0xff; + task.tf.lbah = (bcount >> 8) & 0xff; + + ide_tf_load(drive, &task); +} + +EXPORT_SYMBOL_GPL(ide_pktcmd_tf_load); diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c index d1f2446..3cbca3f 100644 --- a/drivers/ide/ide-tape.c +++ b/drivers/ide/ide-tape.c @@ -2171,12 +2171,9 @@ static ide_startstop_t idetape_issue_packet_command (ide_drive_t *drive, idetape if (test_bit(PC_DMA_RECOMMENDED, &pc->flags) && drive->using_dma) dma_ok = !hwif->dma_setup(drive); - if (IDE_CONTROL_REG) - hwif->OUTB(drive->ctl, IDE_CONTROL_REG); - hwif->OUTB(dma_ok ? 1 : 0, IDE_FEATURE_REG); /* Use PIO/DMA */ - hwif->OUTB(bcount & 0xff, IDE_BCOUNTL_REG); - hwif->OUTB((bcount >> 8) & 0xff, IDE_BCOUNTH_REG); - hwif->OUTB(drive->select.all, IDE_SELECT_REG); + ide_pktcmd_tf_load(drive, IDE_TFLAG_NO_SELECT_MASK | + IDE_TFLAG_OUT_DEVICE, bcount, dma_ok); + if (dma_ok) /* Will begin DMA later */ set_bit(PC_DMA_IN_PROGRESS, &pc->flags); if (test_bit(IDETAPE_DRQ_INTERRUPT, &tape->flags)) { |