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ALSA: hda - VIA: Fix notify_aa_path_ctls() invalid issue. 

In notify_aa_path_ctls(), adds 'rear mic' item and confirms the A-A
path control existing before notifying card that the A-A path volume
is muted if smart5.1 is enabled.

Signed-off-by: Lydia Wang <lydiawang@viatech.com.cn>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Lydia Wang 2011-04-28 16:03:39 +08:00 committed by Takashi Iwai
parent 54a96dadaa
commit 525566cb60
1 changed files with 7 additions and 3 deletions
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10
sound/pci/hda/patch_via.c
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@ -1292,14 +1292,18 @@ static void notify_aa_path_ctls(struct hda_codec *codec)
{
int i;
struct snd_ctl_elem_id id;
const char *labels[] = {"Mic", "Front Mic", "Line"};
const char *labels[] = {"Mic", "Front Mic", "Line", "Rear Mic"};
struct snd_kcontrol *ctl;
memset(&id, 0, sizeof(id));
id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
for (i = 0; i < ARRAY_SIZE(labels); i++) {
sprintf(id.name, "%s Playback Volume", labels[i]);
snd_ctl_notify(codec->bus->card, SNDRV_CTL_EVENT_MASK_VALUE,
&id);
ctl = snd_hda_find_mixer_ctl(codec, id.name);
if (ctl)
snd_ctl_notify(codec->bus->card,
SNDRV_CTL_EVENT_MASK_VALUE,
&ctl->id);
}
}