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| author | Tejun Heo | 2006-03-05 09:55:58 +0100 |
|---|---|---|
| committer | Jeff Garzik | 2006-03-05 17:09:42 +0100 |
| commit | 48a8a14ff1f13aa4dba3f6b4381b886727609db4 (patch) | |
| tree | 429ca20edef799c283e1226b790693d0ad71e478 /drivers/scsi/libata-core.c | |
| parent | [PATCH] libata: implement ata_dev_revalidate() (diff) | |
| download | kernel-qcow2-linux-48a8a14ff1f13aa4dba3f6b4381b886727609db4.tar.gz kernel-qcow2-linux-48a8a14ff1f13aa4dba3f6b4381b886727609db4.tar.xz kernel-qcow2-linux-48a8a14ff1f13aa4dba3f6b4381b886727609db4.zip | |
[PATCH] libata: revalidate after transfer mode configuration
Revalidate device after transfer mode configuration. This also makes
dev->id up-to-date.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/scsi/libata-core.c')
| -rw-r--r-- | drivers/scsi/libata-core.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c index 5d0adfa4610a..5dbcf0cf4a10 100644 --- a/drivers/scsi/libata-core.c +++ b/drivers/scsi/libata-core.c @@ -1625,6 +1625,12 @@ static void ata_dev_set_mode(struct ata_port *ap, struct ata_device *dev) idx = ofs + dev->xfer_shift; WARN_ON(idx >= ARRAY_SIZE(xfer_mode_str)); + if (ata_dev_revalidate(ap, dev, 0)) { + printk(KERN_ERR "ata%u: failed to revalidate after set " + "xfermode, disabled\n", ap->id); + ata_port_disable(ap); + } + DPRINTK("idx=%d xfer_shift=%u, xfer_mode=0x%x, base=0x%x, offset=%d\n", idx, dev->xfer_shift, (int)dev->xfer_mode, (int)base, ofs); |