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Commit 8259980e authored by Takashi Iwai's avatar Takashi Iwai Committed by Jaroslav Kysela
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[ALSA] hda-codec - Fix GPIO in resume 



Reinitialize GPIO in resume callback if necessary.

Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
Signed-off-by: default avatarJaroslav Kysela <perex@suse.cz>
parent d71a5c50

sound/pci/hda/patch_sigmatel.c

+18 −12
Original line number Diff line number Diff line
@@ -95,6 +95,8 @@ struct sigmatel_spec { 
	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 @@ static void stac92xx_set_config_regs(struct hda_codec *codec) 
					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 @@ static int stac92xx_resume(struct hda_codec *codec) 
	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 @@ static int patch_stac927x(struct hda_codec *codec) 


	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_stac927x(struct hda_codec *codec) 
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 @@ static int patch_stac9205(struct hda_codec *codec) 
		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) {