korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-11-11 12:28:41 +08:00
Code Issues Packages Projects Releases Wiki Activity

[PATCH] sata_sil24: fix on-memory structure byteorder

Browse Source 
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>
This commit is contained in:
Tejun Heo 2006-04-11 22:32:19 +09:00 committed by Jeff Garzik
parent a5b4c47a27
commit bad28a37f5
1 changed files with 6 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
drivers/scsi/sata_sil24.c
View File

@ -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)