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ALSA: hda - Restore GPIO1 properly at resume with AD1984A 

The commit 099db17e66 introduced a
regression at suspend/resume where the GPIO1 bit isn't properly
restored, thus the speaker output gets muted initially after resume.

The fix is simple, use the cached write for storing GPIO data.

Reference: Novell bnc#522764
	https://bugzilla.novell.com/show_bug.cgi?id=522764

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2009-07-22 18:15:10 +02:00
parent 86de741660
commit 4012ade933
1 changed files with 1 additions and 1 deletions
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2
sound/pci/hda/patch_analog.c
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@ -3742,7 +3742,7 @@ static int ad1884a_mobile_master_sw_put(struct snd_kcontrol *kcontrol,
int mute = (!ucontrol->value.integer.value[0] &&
!ucontrol->value.integer.value[1]);
/* toggle GPIO1 according to the mute state */
snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_DATA,
snd_hda_codec_write_cache(codec, 0x01, 0, AC_VERB_SET_GPIO_DATA,
mute ? 0x02 : 0x0);
return ret;
}