From: Seth Heasley <seth.heasley@intel.com>
To: perex@perex.cz
Cc: alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org,
tiwai@suse.de, seth.heasley@intel.com
Subject: [PATCH linux-2.6] hda_intel: ALSA HD Audio patch for Intel Cougar Point DeviceIDs, enables snoop
Date: Mon, 22 Feb 2010 17:31:09 -0800 [thread overview]
Message-ID: <201002221731.09814.seth.heasley@intel.com> (raw)
In-Reply-To: <201001121703.36016.seth.heasley@intel.com>
This patch adds the Intel Cougar Point (PCH) HD Audio Controller DeviceIDs, and enables snoop, eliminating static during
playback. This patch supersedes the previous Cougar Point audio patch.
Signed-off-by: Seth Heasley <seth.heasley@intel.com>
--- sound/pci/hda/hda_intel.c.orig 2010-02-11 11:37:43.000000000 -0800
+++ sound/pci/hda/hda_intel.c 2010-02-22 10:05:48.000000000 -0800
@@ -449,6 +449,7 @@
/* driver types */
enum {
AZX_DRIVER_ICH,
+ AZX_DRIVER_PCH,
AZX_DRIVER_SCH,
AZX_DRIVER_ATI,
AZX_DRIVER_ATIHDMI,
@@ -463,6 +464,7 @@
static char *driver_short_names[] __devinitdata = {
[AZX_DRIVER_ICH] = "HDA Intel",
+ [AZX_DRIVER_PCH] = "HDA Intel PCH",
[AZX_DRIVER_SCH] = "HDA Intel MID",
[AZX_DRIVER_ATI] = "HDA ATI SB",
[AZX_DRIVER_ATIHDMI] = "HDA ATI HDMI",
@@ -1065,6 +1067,7 @@
0x01, NVIDIA_HDA_ENABLE_COHBIT);
break;
case AZX_DRIVER_SCH:
+ case AZX_DRIVER_PCH:
pci_read_config_word(chip->pci, INTEL_SCH_HDA_DEVC, &snoop);
if (snoop & INTEL_SCH_HDA_DEVC_NOSNOOP) {
pci_write_config_word(chip->pci, INTEL_SCH_HDA_DEVC,
@@ -2415,6 +2418,7 @@
if (bdl_pos_adj[dev] < 0) {
switch (chip->driver_type) {
case AZX_DRIVER_ICH:
+ case AZX_DRIVER_PCH:
bdl_pos_adj[dev] = 1;
break;
default:
@@ -2693,6 +2697,7 @@
{ PCI_DEVICE(0x8086, 0x3a6e), .driver_data = AZX_DRIVER_ICH },
/* PCH */
{ PCI_DEVICE(0x8086, 0x3b56), .driver_data = AZX_DRIVER_ICH },
+ { PCI_DEVICE(0x8086, 0x1c20), .driver_data = AZX_DRIVER_PCH },
/* SCH */
{ PCI_DEVICE(0x8086, 0x811b), .driver_data = AZX_DRIVER_SCH },
/* ATI SB 450/600 */
next prev parent reply other threads:[~2010-02-23 1:31 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-13 1:03 [PATCH 2.6.32.3] hda_intel: ALSA HD Audio patch for Intel Cougar Point DeviceIDs Seth Heasley
2010-01-13 8:15 ` Takashi Iwai
2010-02-23 1:31 ` Seth Heasley [this message]
2010-02-23 7:59 ` [PATCH linux-2.6] hda_intel: ALSA HD Audio patch for Intel Cougar Point DeviceIDs, enables snoop Takashi Iwai
2010-09-10 23:29 ` [PATCH 2.6.35.4] hda_intel: ALSA HD Audio patch for Intel Patsburg DeviceIDs Seth Heasley
2010-09-13 10:32 ` Takashi Iwai
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