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Commit e2595322 authored by Daniel T Chen's avatar Daniel T Chen Committed by Takashi Iwai
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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: default avatarDaniel T Chen <crimsun@ubuntu.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 2fef62c8

sound/pci/hda/patch_realtek.c

+9 −1
Original line number Diff line number Diff line
@@ -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,