From: Lydia Wang lydiawang@viatech.com.cn Subject: 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
--- pci/hda/patch_via.c | 8 ++++++++ 1 file changed, 8 insertions(+)
--- a/pci/hda/patch_via.c +++ b/pci/hda/patch_via.c @@ -549,6 +549,14 @@
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]);