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ALSA: Enable SPDIF output on ALC655

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Some hardwares with ALC655 codec don't indicate the proper ext id bit
for SPDIF output although it supports.  Force to enable the bit.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2008-08-12 13:39:01 +02:00
parent 96c7d478ef
commit c872e8cab5
1 changed files with 2 additions and 0 deletions
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2
sound/pci/ac97/ac97_patch.c
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@ -2832,6 +2832,8 @@ static int patch_alc655(struct snd_ac97 * ac97)
val &= ~(1 << 1); /* Pin 47 is EAPD (for internal speaker) */ val &= ~(1 << 1); /* Pin 47 is EAPD (for internal speaker) */
else else
val |= (1 << 1); /* Pin 47 is spdif input pin */ val |= (1 << 1); /* Pin 47 is spdif input pin */
/* this seems missing on some hardwares */
ac97->ext_id |= AC97_EI_SPDIF;
} }
val &= ~(1 << 12); /* vref enable */ val &= ~(1 << 12); /* vref enable */
snd_ac97_write_cache(ac97, 0x7a, val); snd_ac97_write_cache(ac97, 0x7a, val);