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authorTakashi Iwai <tiwai@suse.de>2005-08-31 17:31:07 +0200
committerJaroslav Kysela <perex@suse.cz>2005-09-12 10:35:10 +0200
commitee71508e7359c16b43d6232e52cd19ec328e1f7c (patch)
tree3ee6ab248b1bc19061cc27748bbecfc41def7f88
parent9f566cfde14e185bcc3589ba7470788ed193535a (diff)
downloadop-kernel-dev-ee71508e7359c16b43d6232e52cd19ec328e1f7c.zip
op-kernel-dev-ee71508e7359c16b43d6232e52cd19ec328e1f7c.tar.gz
[ALSA] Fix EAPD for MSI S270
AC97 Codec Fix pin47 setting for EAPD control on MSI S270 laptop. Signed-off-by: Takashi Iwai <tiwai@suse.de>
-rw-r--r--sound/pci/ac97/ac97_patch.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/sound/pci/ac97/ac97_patch.c b/sound/pci/ac97/ac97_patch.c
index b584172..0acf51d 100644
--- a/sound/pci/ac97/ac97_patch.c
+++ b/sound/pci/ac97/ac97_patch.c
@@ -2145,8 +2145,13 @@ int patch_alc655(ac97_t * ac97)
val = snd_ac97_read(ac97, 0x7a); /* misc control */
if (ac97->id == 0x414c4780) /* ALC658 */
val &= ~(1 << 1); /* Pin 47 is spdif input pin */
- else /* ALC655 */
- val |= (1 << 1); /* Pin 47 is spdif input pin */
+ else { /* ALC655 */
+ if (ac97->subsystem_vendor == 0x1462 &&
+ ac97->subsystem_device == 0x0131) /* MSI S270 laptop */
+ val &= ~(1 << 1); /* Pin 47 is EAPD (for internal speaker) */
+ else
+ val |= (1 << 1); /* Pin 47 is spdif input pin */
+ }
val &= ~(1 << 12); /* vref enable */
snd_ac97_write_cache(ac97, 0x7a, val);
/* set default: spdif-in enabled,
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