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authorLibin Yang <libin.yang@intel.com>2014-06-09 11:28:59 +0400
committerTakashi Iwai <tiwai@suse.de>2014-06-09 11:32:08 +0400
commit54a0405dda574e1a4ab507cc5bf725a749fed688 (patch)
tree6939b907b333122fb856dae8a8d79d11ff8b094f /sound
parent72009433b28c2bf27f69e3e28f6cb425cefb76c0 (diff)
downloadlinux-54a0405dda574e1a4ab507cc5bf725a749fed688.tar.xz
ALSA: hda - using POS_FIX_LPIB on Broadwell HDMI Audio
Broadwell HDMI can't use position buffer reliably, force to use LPIB Signed-off-by: Libin Yang <libin.yang@intel.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
-rw-r--r--sound/pci/hda/hda_intel.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index cd77b9b19b73..cbb25b0eb97d 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -237,6 +237,12 @@ enum {
AZX_DCAPS_COUNT_LPIB_DELAY | AZX_DCAPS_PM_RUNTIME | \
AZX_DCAPS_I915_POWERWELL)
+/* Broadwell HDMI can't use position buffer reliably, force to use LPIB */
+#define AZX_DCAPS_INTEL_BROADWELL \
+ (AZX_DCAPS_SCH_SNOOP | AZX_DCAPS_ALIGN_BUFSIZE | \
+ AZX_DCAPS_POSFIX_LPIB | AZX_DCAPS_PM_RUNTIME | \
+ AZX_DCAPS_I915_POWERWELL)
+
/* quirks for ATI SB / AMD Hudson */
#define AZX_DCAPS_PRESET_ATI_SB \
(AZX_DCAPS_ATI_SNOOP | AZX_DCAPS_NO_TCSEL | \
@@ -1769,7 +1775,7 @@ static const struct pci_device_id azx_ids[] = {
.driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL },
/* Broadwell */
{ PCI_DEVICE(0x8086, 0x160c),
- .driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL },
+ .driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_BROADWELL },
/* 5 Series/3400 */
{ PCI_DEVICE(0x8086, 0x3b56),
.driver_data = AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_NOPM },