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authorTakashi Iwai <tiwai@suse.de>2010-07-30 04:55:44 -0400
committerTakashi Iwai <tiwai@suse.de>2010-07-30 04:55:44 -0400
commit954a29c881bd0c61352af0946f2c39d738d43c1b (patch)
treee6e99da6232df4568d8800f7a4fc6c7262e81bba /sound/pci/hda/patch_realtek.c
parent5d4abf93ea3192cc666430225a29a4978c97c57d (diff)
ALSA: hda - Prefer VREF50 if BIOS sets for Realtek codecs
If BIOS sets up the input pin as VREF 50, use the value as is instead of overriding forcibly to VREF 80. This fixes the quality of inputs on some devices like Packard-Bell M5210. Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/hda/patch_realtek.c')
-rw-r--r--sound/pci/hda/patch_realtek.c18
1 files changed, 16 insertions, 2 deletions
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index bdea95aee448..4d3a6f05c703 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -847,9 +847,13 @@ static void alc_set_input_pin(struct hda_codec *codec, hda_nid_t nid,
847 847
848 if (auto_pin_type <= AUTO_PIN_FRONT_MIC) { 848 if (auto_pin_type <= AUTO_PIN_FRONT_MIC) {
849 unsigned int pincap; 849 unsigned int pincap;
850 unsigned int oldval;
851 oldval = snd_hda_codec_read(codec, nid, 0,
852 AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
850 pincap = snd_hda_query_pin_caps(codec, nid); 853 pincap = snd_hda_query_pin_caps(codec, nid);
851 pincap = (pincap & AC_PINCAP_VREF) >> AC_PINCAP_VREF_SHIFT; 854 pincap = (pincap & AC_PINCAP_VREF) >> AC_PINCAP_VREF_SHIFT;
852 if (pincap & AC_PINCAP_VREF_80) 855 /* if the default pin setup is vref50, we give it priority */
856 if ((pincap & AC_PINCAP_VREF_80) && oldval != PIN_VREF50)
853 val = PIN_VREF80; 857 val = PIN_VREF80;
854 else if (pincap & AC_PINCAP_VREF_50) 858 else if (pincap & AC_PINCAP_VREF_50)
855 val = PIN_VREF50; 859 val = PIN_VREF50;
@@ -10406,7 +10410,8 @@ static struct alc_config_preset alc882_presets[] = {
10406 * Pin config fixes 10410 * Pin config fixes
10407 */ 10411 */
10408enum { 10412enum {
10409 PINFIX_ABIT_AW9D_MAX 10413 PINFIX_ABIT_AW9D_MAX,
10414 PINFIX_PB_M5210,
10410}; 10415};
10411 10416
10412static struct alc_pincfg alc882_abit_aw9d_pinfix[] = { 10417static struct alc_pincfg alc882_abit_aw9d_pinfix[] = {
@@ -10416,13 +10421,22 @@ static struct alc_pincfg alc882_abit_aw9d_pinfix[] = {
10416 { } 10421 { }
10417}; 10422};
10418 10423
10424static const struct hda_verb pb_m5210_verbs[] = {
10425 { 0x19, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF50 },
10426 {}
10427};
10428
10419static const struct alc_fixup alc882_fixups[] = { 10429static const struct alc_fixup alc882_fixups[] = {
10420 [PINFIX_ABIT_AW9D_MAX] = { 10430 [PINFIX_ABIT_AW9D_MAX] = {
10421 .pins = alc882_abit_aw9d_pinfix 10431 .pins = alc882_abit_aw9d_pinfix
10422 }, 10432 },
10433 [PINFIX_PB_M5210] = {
10434 .verbs = pb_m5210_verbs
10435 },
10423}; 10436};
10424 10437
10425static struct snd_pci_quirk alc882_fixup_tbl[] = { 10438static struct snd_pci_quirk alc882_fixup_tbl[] = {
10439 SND_PCI_QUIRK(0x1025, 0x0155, "Packard-Bell M5120", PINFIX_PB_M5210),
10426 SND_PCI_QUIRK(0x147b, 0x107a, "Abit AW9D-MAX", PINFIX_ABIT_AW9D_MAX), 10440 SND_PCI_QUIRK(0x147b, 0x107a, "Abit AW9D-MAX", PINFIX_ABIT_AW9D_MAX),
10427 {} 10441 {}
10428}; 10442};