From ee71508e7359c16b43d6232e52cd19ec328e1f7c Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Wed, 31 Aug 2005 17:31:07 +0200 Subject: [PATCH] [ALSA] Fix EAPD for MSI S270 AC97 Codec Fix pin47 setting for EAPD control on MSI S270 laptop. Signed-off-by: Takashi Iwai --- sound/pci/ac97/ac97_patch.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/sound/pci/ac97/ac97_patch.c b/sound/pci/ac97/ac97_patch.c index b584172c1104..0acf51dd4478 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, -- 2.30.2