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| author | Tejun Heo <htejun@gmail.com> | 2006-01-23 16:31:53 +0900 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2006-01-26 23:07:08 -0500 |
| commit | e0bfd149973d22a4330dd6665b54d1dcca07174a (patch) | |
| tree | b3c2fc9e3bc9a1ed4a3d677710c426e5a300105e | |
| parent | 9506437921504df18c6601f7d09bb23d72d2f6ba (diff) | |
| download | lwn-e0bfd149973d22a4330dd6665b54d1dcca07174a.tar.gz lwn-e0bfd149973d22a4330dd6665b54d1dcca07174a.zip | |
[PATCH] ahci: stop engine during hard reset
AHCI spec mandates engine to be stopped during hard resets.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
| -rw-r--r-- | drivers/scsi/ahci.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/scsi/ahci.c b/drivers/scsi/ahci.c index 5a6b23009897..2abc0aca5a8d 100644 --- a/drivers/scsi/ahci.c +++ b/drivers/scsi/ahci.c @@ -504,7 +504,9 @@ static void ahci_phy_reset(struct ata_port *ap) struct ata_device *dev = &ap->device[0]; u32 new_tmp, tmp; + ahci_stop_engine(ap); __sata_phy_reset(ap); + ahci_start_engine(ap); if (ap->flags & ATA_FLAG_PORT_DISABLED) return; |