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| author |   Lydia Wang <lydiawang@viatech.com.cn> | 2009-10-10 19:07:55 +0800 |
|---|---|---|
| committer |   Takashi Iwai <tiwai@suse.de> | 2009-10-11 17:57:01 +0200 |
| commit | a80e6e3c8c21ca50837e2e42fa438a4ff4a9788e (patch) | |
| tree | 7d8f34b92ac46a1b6818c095f505539c287a84ff /sound/pci/hda/patch_via.c | |
| parent | ALSA: HDA VIA: Add smart5.1 function. (diff) | |
| download | linux-dev-a80e6e3c8c21ca50837e2e42fa438a4ff4a9788e.tar.xz linux-dev-a80e6e3c8c21ca50837e2e42fa438a4ff4a9788e.zip | |
ALSA: HDA VIA: When changing input source, update power state.
Signed-off-by: Lydia Wang <lydiawang@viatech.com.cn>
Signed-off-by: Logan Li <loganli@viatech.com.cn>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/hda/patch_via.c')
| -rw-r--r-- | sound/pci/hda/patch_via.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_via.c b/sound/pci/hda/patch_via.c index 26ee1c3a4d16..c5e99944990a 100644 --- a/sound/pci/hda/patch_via.c +++ b/sound/pci/hda/patch_via.c @@ -549,6 +549,14 @@ static int via_mux_enum_put(struct snd_kcontrol *kcontrol, if (!spec->mux_nids[adc_idx]) return -EINVAL; + /* switch to D0 beofre change index */ + if (snd_hda_codec_read(codec, spec->mux_nids[adc_idx], 0, + AC_VERB_GET_POWER_STATE, 0x00) != AC_PWRST_D0) + snd_hda_codec_write(codec, spec->mux_nids[adc_idx], 0, + AC_VERB_SET_POWER_STATE, AC_PWRST_D0); + /* update jack power state */ + set_jack_power_state(codec); + return snd_hda_input_mux_put(codec, spec->input_mux, ucontrol, spec->mux_nids[adc_idx], &spec->cur_mux[adc_idx]); |