2013-07-11 13:31:31

by Youquan Song

Subject: [PATCH] ata: Fix DVD not dectected at some platform with Wellsburg PCH

There is a patch b55f84e2d527182e7c611d466cd0bb6ddce201de "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 <[email protected]>
Cc: [email protected]
---
drivers/ata/ata_piix.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c
index 9a8a674..424bcbe 100644
--- a/drivers/ata/ata_piix.c
+++ b/drivers/ata/ata_piix.c
@@ -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) */
--
1.6.4.2

2013-07-16 11:48:34

by Tejun Heo

Subject: Re: [PATCH] ata: Fix DVD not dectected at some platform with Wellsburg PCH

On Thu, Jul 11, 2013 at 09:15:57PM -0400, Youquan Song wrote:
> There is a patch b55f84e2d527182e7c611d466cd0bb6ddce201de "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 <[email protected]>
> Cc: [email protected]

Applied to libata/for-3.12. Thanks!

--
tejun

2013-07-16 11:53:34

by Tejun Heo

Subject: Re: [PATCH] ata: Fix DVD not dectected at some platform with Wellsburg PCH

On Tue, Jul 16, 2013 at 05:48:26AM -0600, Tejun Heo wrote:
> On Thu, Jul 11, 2013 at 09:15:57PM -0400, Youquan Song wrote:
> > There is a patch b55f84e2d527182e7c611d466cd0bb6ddce201de "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 <[email protected]>
> > Cc: [email protected]
>
> Applied to libata/for-3.12. Thanks!

Oops, make that libata/for-3.11-fixes.

--
tejun