diff options
| -rw-r--r-- | drivers/ide/ide-atapi.c | 9 | ||||
| -rw-r--r-- | include/linux/ide.h | 1 |
2 files changed, 6 insertions, 4 deletions
diff --git a/drivers/ide/ide-atapi.c b/drivers/ide/ide-atapi.c index a1d8c3557a4..d55784173a7 100644 --- a/drivers/ide/ide-atapi.c +++ b/drivers/ide/ide-atapi.c @@ -545,7 +545,7 @@ ide_startstop_t ide_issue_pc(ide_drive_t *drive, unsigned int timeout, struct ide_atapi_pc *pc = drive->pc; ide_hwif_t *hwif = drive->hwif; u16 bcount; - u8 dma = 0, scsi = !!(drive->dev_flags & IDE_DFLAG_SCSI); + u8 scsi = !!(drive->dev_flags & IDE_DFLAG_SCSI); /* We haven't transferred any data yet */ pc->xferred = 0; @@ -566,15 +566,16 @@ ide_startstop_t ide_issue_pc(ide_drive_t *drive, unsigned int timeout, (drive->dev_flags & IDE_DFLAG_USING_DMA)) { if (scsi) hwif->sg_mapped = 1; - dma = !hwif->dma_ops->dma_setup(drive); + drive->dma = !hwif->dma_ops->dma_setup(drive); if (scsi) hwif->sg_mapped = 0; } - if (!dma) + if (!drive->dma) pc->flags &= ~PC_FLAG_DMA_OK; - ide_pktcmd_tf_load(drive, scsi ? 0 : IDE_TFLAG_OUT_DEVICE, bcount, dma); + ide_pktcmd_tf_load(drive, scsi ? 0 : IDE_TFLAG_OUT_DEVICE, bcount, + drive->dma); /* Issue the packet command */ if (drive->atapi_flags & IDE_AFLAG_DRQ_INTERRUPT) { diff --git a/include/linux/ide.h b/include/linux/ide.h index 5a39dab2cc9..8247b286838 100644 --- a/include/linux/ide.h +++ b/include/linux/ide.h @@ -603,6 +603,7 @@ struct ide_drive_s { u8 select; /* basic drive/head select reg value */ u8 retry_pio; /* retrying dma capable host in pio */ u8 waiting_for_dma; /* dma currently in progress */ + u8 dma; /* atapi dma flag */ u8 quirk_list; /* considered quirky, set for a specific host */ u8 init_speed; /* transfer rate set at boot */ |