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authorDaniel T Chen <crimsun@ubuntu.com>2009-12-19 18:19:02 -0500
committerTakashi Iwai <tiwai@suse.de>2009-12-21 11:16:19 +0100
commite2595322a3a353a59cecd7f57e7aa421ecb02d12 (patch)
tree651548d1662166212b4c8ca9ace2c154f9aaaa97
parent2fef62c825f09e29d2f52dc187ddf6f99e28c7f1 (diff)
ALSA: hda: Set Front Mic to input vref 50% for Lenovo 3000 Y410
BugLink: https://bugs.launchpad.net/bugs/479373 The OR has verified with hda-verb that the internal microphone needs VREF50 set for audible capture. Signed-off-by: Daniel T Chen <crimsun@ubuntu.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
-rw-r--r--sound/pci/hda/patch_realtek.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 84bc2c7c442..1554c3a6fd2 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -10686,6 +10686,13 @@ static struct hda_verb alc262_lenovo_3000_unsol_verbs[] = {
{}
};
+static struct hda_verb alc262_lenovo_3000_init_verbs[] = {
+ /* Front Mic pin: input vref at 50% */
+ {0x19, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF50},
+ {0x19, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_MUTE},
+ {}
+};
+
static struct hda_input_mux alc262_fujitsu_capture_source = {
.num_items = 3,
.items = {
@@ -11728,7 +11735,8 @@ static struct alc_config_preset alc262_presets[] = {
[ALC262_LENOVO_3000] = {
.mixers = { alc262_lenovo_3000_mixer },
.init_verbs = { alc262_init_verbs, alc262_EAPD_verbs,
- alc262_lenovo_3000_unsol_verbs },
+ alc262_lenovo_3000_unsol_verbs,
+ alc262_lenovo_3000_init_verbs },
.num_dacs = ARRAY_SIZE(alc262_dac_nids),
.dac_nids = alc262_dac_nids,
.hp_nid = 0x03,