Commit eac27f04 authored Jul 11, 2013 by Youquan Song Committed by Tejun Heo Jul 16, 2013

ata: Fix DVD not dectected at some platform with Wellsburg PCH



There is a patch b55f84e2 "ata_piix: Fix DVD
 not dectected at some Haswell platforms" to fix an issue of DVD not
recognized on Haswell Desktop platform with Lynx Point.
Recently, it is also found the same issue at some platformas with Wellsburg PCH.

So deliver a similar patch to fix it by disables 32bit PIO in IDE mode.

Signed-off-by: Youquan Song <youquan.song@intel.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: stable@vger.kernel.org

parent ad81f054

drivers/ata/ata_piix.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -330,7 +330,7 @@ static const struct pci_device_id piix_pci_tbl[] = {
		/* SATA Controller IDE (Wellsburg) */
		{ 0x8086, 0x8d00, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_snb },
		/* SATA Controller IDE (Wellsburg) */
		{ 0x8086, 0x8d08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata },
		{ 0x8086, 0x8d08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata_snb },
		/* SATA Controller IDE (Wellsburg) */
		{ 0x8086, 0x8d60, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_snb },
		/* SATA Controller IDE (Wellsburg) */

Admin message