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

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 <tiwai@suse.de>

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index bcbb736f94f0916e6dc57e9ec623f6f9efeffd80..0fd258eba3a57e917c07cc88fc18096e0b6bc1e0 100644 (file)
--- 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);
 }