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Commit 19ef9d5e authored by Tejun Heo's avatar Tejun Heo Committed by Jeff Garzik
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libata: SRST can't be trusted on PMP sil3726 



As in sil4726, SRST can't be trusted on sil3726 causing detection
problems under certain configuraitons.  I thought it was from the
Config Disk device but apparently not.

Signed-off-by: default avatarTejun Heo <htejun@gmail.com>
Signed-off-by: default avatarJeff Garzik <jgarzik@redhat.com>
parent ec2a20e6

drivers/ata/libata-pmp.c

+5 −2
Original line number Diff line number Diff line
@@ -322,9 +322,12 @@ static void sata_pmp_quirks(struct ata_port *ap) 
	if (vendor == 0x1095 && devid == 0x3726) {

		/* sil3726 quirks */

		ata_port_for_each_link(link, ap) {

			/* class code report is unreliable */

			/* Class code report is unreliable and SRST

			 * times out under certain configurations.

			 */

			if (link->pmp < 5)

				link->flags |= ATA_LFLAG_ASSUME_ATA;

				link->flags |= ATA_LFLAG_NO_SRST |

					       ATA_LFLAG_ASSUME_ATA;



			/* port 5 is for SEMB device and it doesn't like SRST */

			if (link->pmp == 5)