Commit eac27f04 authored by Youquan Song's avatar Youquan Song Committed by Tejun Heo

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: default avatarYouquan Song <youquan.song@intel.com>
Signed-off-by: default avatarTejun Heo <tj@kernel.org>
Cc: stable@vger.kernel.org
parent ad81f054
...@@ -330,7 +330,7 @@ static const struct pci_device_id piix_pci_tbl[] = { ...@@ -330,7 +330,7 @@ static const struct pci_device_id piix_pci_tbl[] = {
/* SATA Controller IDE (Wellsburg) */ /* SATA Controller IDE (Wellsburg) */
{ 0x8086, 0x8d00, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_snb }, { 0x8086, 0x8d00, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_snb },
/* SATA Controller IDE (Wellsburg) */ /* 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) */ /* SATA Controller IDE (Wellsburg) */
{ 0x8086, 0x8d60, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_snb }, { 0x8086, 0x8d60, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_snb },
/* SATA Controller IDE (Wellsburg) */ /* SATA Controller IDE (Wellsburg) */
......
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