diff options
Diffstat (limited to 'drivers/ide/ide-atapi.c')
| -rw-r--r-- | drivers/ide/ide-atapi.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/ide/ide-atapi.c b/drivers/ide/ide-atapi.c index c3fd528a1b4d..b56af49f876b 100644 --- a/drivers/ide/ide-atapi.c +++ b/drivers/ide/ide-atapi.c @@ -638,12 +638,20 @@ ide_startstop_t ide_issue_pc(ide_drive_t *drive) { struct ide_atapi_pc *pc; ide_hwif_t *hwif = drive->hwif; + const struct ide_dma_ops *dma_ops = hwif->dma_ops; + struct ide_cmd *cmd = &hwif->cmd; ide_expiry_t *expiry = NULL; struct request *rq = hwif->rq; unsigned int timeout; u32 tf_flags; u16 bcount; + if (drive->media != ide_floppy) { + if (rq_data_dir(rq)) + cmd->tf_flags |= IDE_TFLAG_WRITE; + cmd->rq = rq; + } + if (dev_is_idecd(drive)) { tf_flags = IDE_TFLAG_OUT_NSECT | IDE_TFLAG_OUT_LBAL; bcount = ide_cd_get_xferlen(rq); @@ -651,8 +659,8 @@ ide_startstop_t ide_issue_pc(ide_drive_t *drive) timeout = ATAPI_WAIT_PC; if (drive->dma) { - if (ide_build_sglist(drive, rq)) - drive->dma = !hwif->dma_ops->dma_setup(drive); + if (ide_build_sglist(drive, cmd)) + drive->dma = !dma_ops->dma_setup(drive, cmd); else drive->dma = 0; } @@ -675,8 +683,8 @@ ide_startstop_t ide_issue_pc(ide_drive_t *drive) if ((pc->flags & PC_FLAG_DMA_OK) && (drive->dev_flags & IDE_DFLAG_USING_DMA)) { - if (ide_build_sglist(drive, rq)) - drive->dma = !hwif->dma_ops->dma_setup(drive); + if (ide_build_sglist(drive, cmd)) + drive->dma = !dma_ops->dma_setup(drive, cmd); else drive->dma = 0; } |