ALSA: hda - Fix hp-mic mode without VREF bits

When the hp mic pin has no VREF bits, the driver forgot to set PIN_IN
bit.  Spotted during debugging old MacBook Airs.

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=65681
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/pci/hda/hda_generic.c b/sound/pci/hda/hda_generic.c
index 3bd89ab..faefff1 100644 (file)
--- a/sound/pci/hda/hda_generic.c
+++ b/sound/pci/hda/hda_generic.c
@@ -2760,7 +2760,7 @@ static int hp_mic_jack_mode_put(struct snd_kcontrol *kcontrol,
                        val &= ~(AC_PINCTL_VREFEN | PIN_HP);
                        val |= get_vref_idx(vref_caps, idx) | PIN_IN;
                } else
-                       val = snd_hda_get_default_vref(codec, nid);
+                       val = snd_hda_get_default_vref(codec, nid) | PIN_IN;
        }
        snd_hda_set_pin_ctl_cache(codec, nid, val);
        call_hp_automute(codec, NULL);