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ALSA: hda/sigmatel - Fix inverted mute LED 

While refactoring the mute-LED handling for HP laptops, I messed up
the polarity check in a wrong way.  The red (or the mute-LED if any)
should appear in the muted state, corresponding to GPIO on.

Reported-by: Mikko Vinni <mmvinni@yahoo.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2012-04-19 12:04:03 +02:00
parent 118cb4a408
commit 3e843196c6
1 changed files with 2 additions and 3 deletions
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5
sound/pci/hda/patch_sigmatel.c
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@ -5063,12 +5063,11 @@ static void stac92xx_update_led_status(struct hda_codec *codec, int enabled)
if (spec->gpio_led_polarity)
muted = !muted;
/*polarity defines *not* muted state level*/
if (!spec->vref_mute_led_nid) {
if (muted)
spec->gpio_data &= ~spec->gpio_led; /* orange */
spec->gpio_data |= spec->gpio_led;
else
spec->gpio_data |= spec->gpio_led; /* white */
spec->gpio_data &= ~spec->gpio_led;
stac_gpio_set(codec, spec->gpio_mask,
spec->gpio_dir, spec->gpio_data);
} else {