[ALSA] HDA VIA: Refresh front playback mute if hp plug-in mutes speaker.
Signed-off-by: Lydia Wang lydiawang@viatech.com.cn
Index: sound-2.6/sound/pci/hda/patch_via.c =================================================================== --- sound-2.6.orig/sound/pci/hda/patch_via.c 2009-10-05 15:10:13.000000000 +0800 +++ sound-2.6/sound/pci/hda/patch_via.c 2009-10-05 15:10:22.000000000 +0800 @@ -1346,14 +1346,26 @@ /* mute internal speaker if HP is plugged */ static void via_hp_automute(struct hda_codec *codec) { - unsigned int present; + unsigned int present = 0; struct via_spec *spec = codec->spec; + char name[32] = "Front Playback Switch";
present = snd_hda_codec_read(codec, spec->autocfg.hp_pins[0], 0, AC_VERB_GET_PIN_SENSE, 0) & 0x80000000; - snd_hda_codec_amp_stereo(codec, spec->autocfg.line_out_pins[0], - HDA_OUTPUT, 0, HDA_AMP_MUTE, - present ? HDA_AMP_MUTE : 0); + + if (!spec->hp_independent_mode) { + struct snd_card *card = codec->bus->card; + struct snd_kcontrol *kctl; + /* auto mute */ + snd_hda_codec_amp_stereo( + codec, spec->autocfg.line_out_pins[0], HDA_OUTPUT, 0, + HDA_AMP_MUTE, present ? HDA_AMP_MUTE : 0); + /* notify change */ + list_for_each_entry(kctl, &card->controls, list) + if (strcmp(kctl->id.name, name) == 0) + snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE, + &kctl->id); + } }
static void via_gpio_control(struct hda_codec *codec)