ALSA: hda - Add missing check of pin vref 50 and others in Realtek co…

…decs Some Realtek codecs like ALC861 seem to support only VREF50 while the current driver assumes it's only VREF80. Check other VREF bits to set the correct value. Signed-off-by: Takashi Iwai <[email protected]>
noroot · May 25, 2009 · 461c6c3 · 461c6c3
1 parent 679d92e
commit 461c6c3
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
@@ -776,6 +776,12 @@ static void alc_set_input_pin(struct hda_codec *codec, hda_nid_t nid,
 		pincap = (pincap & AC_PINCAP_VREF) >> AC_PINCAP_VREF_SHIFT;
 		if (pincap & AC_PINCAP_VREF_80)
 			val = PIN_VREF80;
+		else if (pincap & AC_PINCAP_VREF_50)
+			val = PIN_VREF50;
+		else if (pincap & AC_PINCAP_VREF_100)
+			val = PIN_VREF100;
+		else if (pincap & AC_PINCAP_VREF_GRD)
+			val = PIN_VREFGRD;
 	}
 	snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_PIN_WIDGET_CONTROL, val);
 }