At Mon, 21 Mar 2011 15:26:07 +0800, Lydia Wang wrote:

From: Lydia Wang lydiawang@viatech.com.cn Subject: ALSA: VIA HDA: Fix stereo mixer recording no sound issue.

Modify function via_mux_enum_put() to fix stereo mixer recording no sound issue.

I prefer this being fixed before the refractoring, so that the fix can be fed to stable kernel directly without much rewrite. Is it feasible?

thanks,

Takashi

Signed-off-by: Lydia Wang lydiawang@viatech.com.cn

sound/pci/hda/patch_via.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-)

--- a/sound/pci/hda/patch_via.c +++ b/sound/pci/hda/patch_via.c @@ -636,6 +636,7 @@ struct hda_codec *codec = snd_kcontrol_chip(kcontrol); struct via_spec *spec = codec->spec; unsigned int adc_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);

• int ret;

  if (!spec->mux_nids[adc_idx]) return -EINVAL;

@@ -644,12 +645,14 @@ 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_widgets_power_state(codec);

• return snd_hda_input_mux_put(codec, spec->input_mux, ucontrol,

• ret = snd_hda_input_mux_put(codec, spec->input_mux, ucontrol, spec->mux_nids[adc_idx], &spec->cur_mux[adc_idx]);
• /* update jack power state */
• set_widgets_power_state(codec);
• return ret;

}

static int via_independent_hp_info(struct snd_kcontrol *kcontrol,