| From | Greg Kroah-Hartman <> | Subject | [PATCH 3.12 160/212] ALSA: hda - Fix hp-mic mode without VREF bits | Date | Mon, 2 Dec 2013 11:15:51 -0800 |
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3.12-stable review patch. If anyone has any objections, please let me know.
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From: Takashi Iwai <tiwai@suse.de>
commit 16c0cefe8951b2c4b824fd06011ac1b359b1ab3b upstream.
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 Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- sound/pci/hda/hda_generic.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/sound/pci/hda/hda_generic.c +++ b/sound/pci/hda/hda_generic.c @@ -2764,7 +2764,7 @@ static int hp_mic_jack_mode_put(struct s 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);
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