[alsa-devel] [PATCH 4/16] ALSA: VIA HDA: Fix stereo mixer recording no sound issue

Lydia Wang lydiawang at viatech.com.cn
Mon Mar 21 08:26:07 CET 2011


From: Lydia Wang <lydiawang at 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.

Signed-off-by: Lydia Wang <lydiawang at 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,



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