From 525566cb60e167ca1cd770f3d0738735ec3503bb Mon Sep 17 00:00:00 2001 From: Lydia Wang Date: Thu, 28 Apr 2011 16:03:39 +0800 Subject: [PATCH] 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 Signed-off-by: Takashi Iwai --- sound/pci/hda/patch_via.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/sound/pci/hda/patch_via.c b/sound/pci/hda/patch_via.c index 1371b57c11e8..0997031c48d2 100644 --- a/sound/pci/hda/patch_via.c +++ b/sound/pci/hda/patch_via.c @@ -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); } }