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authorAlbert Lee <albertcc@tw.ibm.com>2006-04-04 04:57:18 +0200
committerJeff Garzik <jeff@garzik.org>2006-04-04 14:44:24 +0200
commit95de719adc94392a95c3c4d0a2d6b8b1ea39d236 (patch)
treed8196f39ca64a2c727ff6eff94b28d10013c6564 /drivers/scsi/libata-scsi.c
parentMerge branch 'master' (diff)
downloadlinux-95de719adc94392a95c3c4d0a2d6b8b1ea39d236.tar.xz
linux-95de719adc94392a95c3c4d0a2d6b8b1ea39d236.zip
[PATCH] libata: convert ATAPI_ENABLE_DMADIR to module parameter
Convert the ATAPI_ENABLE_DMADIR compile time option needed by some SATA-PATA bridge to runtime module parameter. Signed-off-by: Albert Lee <albertcc@tw.ibm.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/scsi/libata-scsi.c')
-rw-r--r--drivers/scsi/libata-scsi.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/scsi/libata-scsi.c b/drivers/scsi/libata-scsi.c
index 745fc263feeb..c9c001490293 100644
--- a/drivers/scsi/libata-scsi.c
+++ b/drivers/scsi/libata-scsi.c
@@ -2163,11 +2163,9 @@ static unsigned int atapi_xlat(struct ata_queued_cmd *qc, const u8 *scsicmd)
qc->tf.protocol = ATA_PROT_ATAPI_DMA;
qc->tf.feature |= ATAPI_PKT_DMA;
-#ifdef ATAPI_ENABLE_DMADIR
- /* some SATA bridges need us to indicate data xfer direction */
- if (cmd->sc_data_direction != DMA_TO_DEVICE)
+ if (atapi_dmadir && (cmd->sc_data_direction != DMA_TO_DEVICE))
+ /* some SATA bridges need us to indicate data xfer direction */
qc->tf.feature |= ATAPI_DMADIR;
-#endif
}
qc->nbytes = cmd->bufflen;