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ALSA: hda - Add missing EAPD initialization for VIA codecs

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If the output pin is used and EAPD capability is present, turn on
the EAPD bit.  This fixes the silent output problem on ASUS laptops
with VT1708S codec.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2009-07-07 13:43:35 +02:00
parent 55d1d6c1ef
commit d3a11e601a
1 changed files with 3 additions and 0 deletions
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3
sound/pci/hda/patch_via.c
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@ -320,6 +320,9 @@ static void via_auto_set_output_and_unmute(struct hda_codec *codec,
pin_type);
snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE,
AMP_OUT_UNMUTE);
if (snd_hda_query_pin_caps(codec, nid) & AC_PINCAP_EAPD)
snd_hda_codec_write(codec, nid, 0,
AC_VERB_SET_EAPD_BTLENABLE, 0x02);
}