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Commit dce17d4f authored by Takashi Iwai's avatar Takashi Iwai
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ALSA: hda - Fix default polarity of mute-LED GPIO on 92HD83x/88x codecs 

The previous commit caused a regression on HP laptops with 92HD83x/88x
codecs.  The default polarity of mute-LED GPIO is inverted on these
devices.

Reference: Novell bnc#578190
	https://bugzilla.novell.com/show_bug.cgi?id=578190



Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent b99a776d

sound/pci/hda/patch_sigmatel.c

+4 −4
Original line number Diff line number Diff line
@@ -4790,7 +4790,7 @@ static void set_hp_led_gpio(struct hda_codec *codec) 
 * Need more information on whether it is true across the entire series.

 * -- kunal

 */

static int find_mute_led_gpio(struct hda_codec *codec)

static int find_mute_led_gpio(struct hda_codec *codec, int default_polarity)

{

	struct sigmatel_spec *spec = codec->spec;

	const struct dmi_device *dev = NULL;
@@ -4817,7 +4817,7 @@ static int find_mute_led_gpio(struct hda_codec *codec) 
		 */

		if (!hp_blike_system(codec->subsystem_id)) {

			set_hp_led_gpio(codec);

			spec->gpio_led_polarity = 1;

			spec->gpio_led_polarity = default_polarity;

			return 1;

		}

	}
@@ -5343,7 +5343,7 @@ again: 


	codec->patch_ops = stac92xx_patch_ops;



	if (find_mute_led_gpio(codec))

	if (find_mute_led_gpio(codec, 0))

		snd_printd("mute LED gpio %d polarity %d\n",

				spec->gpio_led,

				spec->gpio_led_polarity);
@@ -5705,7 +5705,7 @@ again: 
		}

	}



	if (find_mute_led_gpio(codec))

	if (find_mute_led_gpio(codec, 1))

		snd_printd("mute LED gpio %d polarity %d\n",

				spec->gpio_led,

				spec->gpio_led_polarity);