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| author | Gustavo Maciel Dias Vieira <gustavo@sagui.org> | 2011-12-13 11:47:22 -0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2011-12-13 14:50:52 +0100 |
| commit | e2ef36c688d5844a986424c3194bd33212c968ce (patch) | |
| tree | 4527873627f853359562798ae720c675f27e6547 /sound | |
| parent | 1c89fe3b51a2f8068f2f9faa9c48584151416583 (diff) | |
| download | linux-3.10-e2ef36c688d5844a986424c3194bd33212c968ce.tar.gz linux-3.10-e2ef36c688d5844a986424c3194bd33212c968ce.tar.bz2 linux-3.10-e2ef36c688d5844a986424c3194bd33212c968ce.zip | |
ALSA: hda: fix mute led polarity for HP laptops with buggy BIOS
Some HP laptop models do not have a properly filled OEM string used
to set the gpio and polarity of the mute led. Make the mute led
configuration work for this case.
Signed-off-by: Gustavo Maciel Dias Vieira <gustavo@sagui.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/pci/hda/patch_sigmatel.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index eeb25d529e3..616678fde48 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -4929,6 +4929,12 @@ static int find_mute_led_gpio(struct hda_codec *codec, int default_polarity) set_hp_led_gpio(codec); return 1; } + /* BIOS bug: unfilled OEM string */ + if (strstr(dev->name, "HP_Mute_LED_P_G")) { + set_hp_led_gpio(codec); + spec->gpio_led_polarity = 1; + return 1; + } } /* |