[ALSA] hda-codec - Fix GPIO in resume
Reinitialize GPIO in resume callback if necessary.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index d2c340e..5ca430c 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -95,6 +95,8 @@
unsigned int hp_detect: 1;
unsigned int gpio_mute: 1;
+ unsigned int gpio_mask, gpio_data;
+
/* playback */
struct hda_multi_out multiout;
hda_nid_t dac_nids[5];
@@ -854,20 +856,20 @@
spec->pin_configs[i]);
}
-static void stac92xx_enable_gpio_mask(struct hda_codec *codec,
- int gpio_mask, int gpio_data)
+static void stac92xx_enable_gpio_mask(struct hda_codec *codec)
{
+ struct sigmatel_spec *spec = codec->spec;
/* Configure GPIOx as output */
snd_hda_codec_write(codec, codec->afg, 0,
- AC_VERB_SET_GPIO_DIRECTION, gpio_mask);
+ AC_VERB_SET_GPIO_DIRECTION, spec->gpio_mask);
/* Configure GPIOx as CMOS */
snd_hda_codec_write(codec, codec->afg, 0, 0x7e7, 0x00000000);
/* Assert GPIOx */
snd_hda_codec_write(codec, codec->afg, 0,
- AC_VERB_SET_GPIO_DATA, gpio_data);
+ AC_VERB_SET_GPIO_DATA, spec->gpio_data);
/* Enable GPIOx */
snd_hda_codec_write(codec, codec->afg, 0,
- AC_VERB_SET_GPIO_MASK, gpio_mask);
+ AC_VERB_SET_GPIO_MASK, spec->gpio_mask);
}
/*
@@ -1935,8 +1937,10 @@
struct sigmatel_spec *spec = codec->spec;
int i;
- stac92xx_init(codec);
stac92xx_set_config_regs(codec);
+ if (spec->gpio_mask && spec->gpio_data)
+ stac92xx_enable_gpio_mask(codec);
+ stac92xx_init(codec);
snd_hda_resume_ctls(codec, spec->mixer);
for (i = 0; i < spec->num_mixers; i++)
snd_hda_resume_ctls(codec, spec->mixers[i]);
@@ -2240,7 +2244,8 @@
spec->multiout.dac_nids = spec->dac_nids;
/* GPIO0 High = Enable EAPD */
- stac92xx_enable_gpio_mask(codec, 0x00000001, 0x00000001);
+ spec->gpio_mask = spec->gpio_data = 0x00000001;
+ stac92xx_enable_gpio_mask(codec);
err = stac92xx_parse_auto_config(codec, 0x1e, 0x20);
if (!err) {
@@ -2265,7 +2270,7 @@
static int patch_stac9205(struct hda_codec *codec)
{
struct sigmatel_spec *spec;
- int err, gpio_mask, gpio_data;
+ int err;
spec = kzalloc(sizeof(*spec), GFP_KERNEL);
if (spec == NULL)
@@ -2308,15 +2313,16 @@
stac92xx_set_config_reg(codec, 0x1f, 0x01441030);
stac92xx_set_config_reg(codec, 0x20, 0x1c410030);
- gpio_mask = 0x00000007; /* GPIO0-2 */
+ spec->gpio_mask = 0x00000007; /* GPIO0-2 */
/* GPIO0 High = EAPD, GPIO1 Low = DRM,
* GPIO2 High = Headphone Mute
*/
- gpio_data = 0x00000005;
+ spec->gpio_data = 0x00000005;
} else
- gpio_mask = gpio_data = 0x00000001; /* GPIO0 High = EAPD */
+ spec->gpio_mask = spec->gpio_data =
+ 0x00000001; /* GPIO0 High = EAPD */
- stac92xx_enable_gpio_mask(codec, gpio_mask, gpio_data);
+ stac92xx_enable_gpio_mask(codec);
err = stac92xx_parse_auto_config(codec, 0x1f, 0x20);
if (!err) {
if (spec->board_config < 0) {