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ALSA: hda - Fix Internal Mic boost can't control with ALC283

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ALC283 pin control for Line1 default control by hidden register.
Use line1 as internal Mic will not get sound when boost value up.
Set control by verb for hidden register will solve this issue.

Signed-off-by: Kailang Yang <kailang@realtek.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Kailang Yang 2013-09-27 14:02:28 +02:00 committed by Takashi Iwai
parent a0760527f5
commit 068fd3a081
1 changed files with 3 additions and 0 deletions
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3
sound/pci/hda/patch_realtek.c
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@ -3439,6 +3439,9 @@ static void alc283_fixup_chromebook(struct hda_codec *codec,
/* Set to manual mode */
val = alc_read_coef_idx(codec, 0x06);
alc_write_coef_idx(codec, 0x06, val & ~0x000c);
/* Enable Line1 input control by verb */
val = alc_read_coef_idx(codec, 0x1a);
alc_write_coef_idx(codec, 0x1a, val | (1 << 4));
break;
}
}