diff options
| author | Tejun Heo <htejun@gmail.com> | 2006-04-11 22:32:19 +0900 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2006-04-11 13:31:37 -0400 |
| commit | bad28a37f5e4ab1db5c5f01b77664597b02b257f (patch) | |
| tree | a8821f7d5b48f639b054a0f17d03bc89d0c7b95f /drivers/scsi/sata_sil24.c | |
| parent | a5b4c47a2731f1dd685f28b79464e4442f3682ec (diff) | |
[PATCH] sata_sil24: fix on-memory structure byteorder
Data structures residing on memory and fetched by the controller
should have LE ordering. Fix it.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/scsi/sata_sil24.c')
| -rw-r--r-- | drivers/scsi/sata_sil24.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/drivers/scsi/sata_sil24.c b/drivers/scsi/sata_sil24.c index a8328a88e8c..8ef51d0dcda 100644 --- a/drivers/scsi/sata_sil24.c +++ b/drivers/scsi/sata_sil24.c @@ -481,7 +481,7 @@ static int sil24_softreset(struct ata_port *ap, unsigned int *class) } /* do SRST */ - prb->ctrl = PRB_CTRL_SRST; + prb->ctrl = cpu_to_le16(PRB_CTRL_SRST); prb->fis[1] = 0; /* no PM yet */ writel((u32)paddr, port + PORT_CMD_ACTIVATE); @@ -597,6 +597,7 @@ static void sil24_qc_prep(struct ata_queued_cmd *qc) union sil24_cmd_block *cb = pp->cmd_block + qc->tag; struct sil24_prb *prb; struct sil24_sge *sge; + u16 ctrl = 0; switch (qc->tf.protocol) { case ATA_PROT_PIO: @@ -604,7 +605,6 @@ static void sil24_qc_prep(struct ata_queued_cmd *qc) case ATA_PROT_NODATA: prb = &cb->ata.prb; sge = cb->ata.sge; - prb->ctrl = 0; break; case ATA_PROT_ATAPI: @@ -617,12 +617,10 @@ static void sil24_qc_prep(struct ata_queued_cmd *qc) if (qc->tf.protocol != ATA_PROT_ATAPI_NODATA) { if (qc->tf.flags & ATA_TFLAG_WRITE) - prb->ctrl = PRB_CTRL_PACKET_WRITE; + ctrl = PRB_CTRL_PACKET_WRITE; else - prb->ctrl = PRB_CTRL_PACKET_READ; - } else - prb->ctrl = 0; - + ctrl = PRB_CTRL_PACKET_READ; + } break; default: @@ -631,6 +629,7 @@ static void sil24_qc_prep(struct ata_queued_cmd *qc) BUG(); } + prb->ctrl = cpu_to_le16(ctrl); ata_tf_to_fis(&qc->tf, prb->fis, 0); if (qc->flags & ATA_QCFLAG_DMAMAP) |