diff options
| author | Martin Hicks | 2006-07-05 21:06:13 +0200 |
|---|---|---|
| committer | Jeff Garzik | 2006-08-10 14:29:12 +0200 |
| commit | a34b6fc04d58ad72fe0cc74cd448f4551bd2ebaf (patch) | |
| tree | 7cfcc47161c3231a204e40f1421807f579a57938 /drivers/scsi/libata-core.c | |
| parent | [PATCH] libata: Use ATA_FLAG_PIO_POLLING for pdc_adma (diff) | |
| download | kernel-qcow2-linux-a34b6fc04d58ad72fe0cc74cd448f4551bd2ebaf.tar.gz kernel-qcow2-linux-a34b6fc04d58ad72fe0cc74cd448f4551bd2ebaf.tar.xz kernel-qcow2-linux-a34b6fc04d58ad72fe0cc74cd448f4551bd2ebaf.zip | |
[PATCH] libata: PHY reset requires writing 0x4 to SControl
Hi,
Reading the Intel VSC and AHCI it seems like writing 0x302 is incorrect.
The only valid values are 4, 1 and 0. Writing 4 disables the
PHY.
Signed-off-by: Martin Hicks <mort@bork.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/scsi/libata-core.c')
| -rw-r--r-- | drivers/scsi/libata-core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c index 16fc2dd8f2f7..73dd6c8deede 100644 --- a/drivers/scsi/libata-core.c +++ b/drivers/scsi/libata-core.c @@ -2746,7 +2746,7 @@ int sata_std_hardreset(struct ata_port *ap, unsigned int *class) if ((rc = sata_scr_read(ap, SCR_CONTROL, &scontrol))) return rc; - scontrol = (scontrol & 0x0f0) | 0x302; + scontrol = (scontrol & 0x0f0) | 0x304; if ((rc = sata_scr_write(ap, SCR_CONTROL, scontrol))) return rc; |