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[ALSA] hda-codec - Fix noisy output wtih AD1986A 3stack model 

Fixed the noisy output wtih AD1986A 3stack model using 2 channels.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2006-03-27 12:52:22 +02:00 committed by Jaroslav Kysela
parent 505cb341ef
commit 2125cad291
1 changed files with 8 additions and 1 deletions
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9
sound/pci/hda/patch_analog.c
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@ -44,6 +44,7 @@ struct ad198x_spec {
* dig_out_nid and hp_nid are optional
*/
unsigned int cur_eapd;
unsigned int need_dac_fix;
/* capture */
unsigned int num_adc_nids;
@ -836,10 +837,14 @@ static int patch_ad1986a(struct hda_codec *codec)
case AD1986A_3STACK:
spec->num_mixers = 2;
spec->mixers[1] = ad1986a_3st_mixers;
spec->num_init_verbs = 2;
spec->num_init_verbs = 3;
spec->init_verbs[1] = ad1986a_3st_init_verbs;
spec->init_verbs[2] = ad1986a_ch2_init;
spec->channel_mode = ad1986a_modes;
spec->num_channel_mode = ARRAY_SIZE(ad1986a_modes);
spec->need_dac_fix = 1;
spec->multiout.max_channels = 2;
spec->multiout.num_dacs = 1;
break;
case AD1986A_LAPTOP:
spec->mixers[0] = ad1986a_laptop_mixers;
@ -1555,6 +1560,8 @@ static int ad198x_ch_mode_put(struct snd_kcontrol *kcontrol,
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
struct ad198x_spec *spec = codec->spec;
if (spec->need_dac_fix)
spec->multiout.num_dacs = spec->multiout.max_channels / 2;
return snd_hda_ch_mode_put(codec, ucontrol, spec->channel_mode,
spec->num_channel_mode, &spec->multiout.max_channels);
}