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[PATCH] ahci: stop engine during hard reset

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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>
This commit is contained in:
Tejun Heo 2006-01-23 16:31:53 +09:00 committed by Jeff Garzik
parent 9506437921
commit e0bfd14997
1 changed files with 2 additions and 0 deletions
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2
drivers/scsi/ahci.c
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@ -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;