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authorTakashi Iwai <tiwai@suse.de>2008-04-23 13:50:08 +0200
committerTakashi Iwai <tiwai@suse.de>2008-04-24 12:00:42 +0200
commit05808ecc45802c1b533f42ed701a132d4c949034 (patch)
tree337bbe827ae95ca6270f74f2b759fcd2db237c05
parent5bae4199522c56110d33e6fd925c052bc5ae36a1 (diff)
[ALSA] hda - Fix Thinkpad X300 digital mic
TP X300 digital mic requires additional init verbs with magic COEFs. Signed-off-by: Takashi Iwai <tiwai@suse.de>
-rw-r--r--sound/pci/hda/patch_analog.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c
index f486eb16a38..e0a605adde4 100644
--- a/sound/pci/hda/patch_analog.c
+++ b/sound/pci/hda/patch_analog.c
@@ -3740,6 +3740,9 @@ static struct hda_verb ad1984a_thinkpad_verbs[] = {
{0x11, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN | AD1884A_HP_EVENT},
/* internal mic - dmic */
{0x17, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN},
+ /* set magic COEFs for dmic */
+ {0x01, AC_VERB_SET_COEF_INDEX, 0x13f7},
+ {0x01, AC_VERB_SET_PROC_COEF, 0x08},
{ } /* end */
};