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

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>

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index bc07d369fac43a548db7f1e45273627cc4e7246c..41f18f4b060b895d16243cce3da7b173160ce3f8 100644 (file)
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -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;
        }
 }