The widget power-save that was enabled in 4.1 kernel seems resulting in the silent output on VIA codecs by some reason. Some widgets get wrong power states.
As a quick fix, turn this flag off while keeping power_down_unused flag. This will bring back to the state of 4.0.x.
Fixes: 688b12cc3ca8 ('ALSA: hda - Use the new power control for VIA codecs') Reported-and-tested-by: Harald Dunkel harri@afaics.de Cc: stable@vger.kernel.org # v4.1 Signed-off-by: Takashi Iwai tiwai@suse.de --- sound/pci/hda/patch_via.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/sound/pci/hda/patch_via.c b/sound/pci/hda/patch_via.c index 0521be8d46a8..da5366405eda 100644 --- a/sound/pci/hda/patch_via.c +++ b/sound/pci/hda/patch_via.c @@ -241,7 +241,9 @@ static int via_pin_power_ctl_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct hda_codec *codec = snd_kcontrol_chip(kcontrol); - ucontrol->value.enumerated.item[0] = codec->power_save_node; + struct via_spec *spec = codec->spec; + + ucontrol->value.enumerated.item[0] = spec->gen.power_down_unused; return 0; }
@@ -252,9 +254,9 @@ static int via_pin_power_ctl_put(struct snd_kcontrol *kcontrol, struct via_spec *spec = codec->spec; bool val = !!ucontrol->value.enumerated.item[0];
- if (val == codec->power_save_node) + if (val == spec->gen.power_down_unused) return 0; - codec->power_save_node = val; + /* codec->power_save_node = val; */ /* widget PM seems yet broken */ spec->gen.power_down_unused = val; analog_low_current_mode(codec); return 1;