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ALSA: HDA: Use LPIB Position fix for Intel SCH Poulsbo

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Several people with this chipset have reported inconsistent/sloppy
values for position reporting when the DMA position buffer is used,
and that setting position_fix=1 have fixed their problems.

BugLink: https://bugs.launchpad.net/bugs/825709
Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
David Henningsson 2011-12-14 15:52:30 +08:00 committed by Takashi Iwai
parent e2ef36c688
commit 645e903528
1 changed files with 2 additions and 1 deletions
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3
sound/pci/hda/hda_intel.c
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@ -2971,7 +2971,8 @@ static DEFINE_PCI_DEVICE_TABLE(azx_ids) = {
/* SCH */ /* SCH */
{ PCI_DEVICE(0x8086, 0x811b), { PCI_DEVICE(0x8086, 0x811b),
.driver_data = AZX_DRIVER_SCH | AZX_DCAPS_SCH_SNOOP | .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_SCH_SNOOP |
AZX_DCAPS_BUFSIZE}, AZX_DCAPS_BUFSIZE | AZX_DCAPS_POSFIX_LPIB }, /* Poulsbo */
/* ICH */
{ PCI_DEVICE(0x8086, 0x2668), { PCI_DEVICE(0x8086, 0x2668),
.driver_data = AZX_DRIVER_ICH | AZX_DCAPS_OLD_SSYNC | .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_OLD_SSYNC |
AZX_DCAPS_BUFSIZE }, /* ICH6 */ AZX_DCAPS_BUFSIZE }, /* ICH6 */