From 079ca6a254cf91fbead4318a09f7089256655746 Mon Sep 17 00:00:00 2001 From: Gustavo Maciel Dias Vieira Date: Tue, 24 Jan 2012 13:27:56 -0200 Subject: [PATCH] ALSA: hda: set mute led polarity for laptops with buggy BIOS based on SSID HP laptop models with buggy BIOS are apparently frequent, including machines with different codecs. Set the polarity of the mute led based on the SSID and include an entry for the HP Mini 110-3100. Signed-off-by: Gustavo Maciel Dias Vieira Tested-by: Predrag Ivanovic Cc: [v3.2+] Signed-off-by: Takashi Iwai --- sound/pci/hda/patch_sigmatel.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index 336cfcd324f96..948f0be2f4f31 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -4870,7 +4870,14 @@ static int find_mute_led_cfg(struct hda_codec *codec, int default_polarity) /* BIOS bug: unfilled OEM string */ if (strstr(dev->name, "HP_Mute_LED_P_G")) { set_hp_led_gpio(codec); - spec->gpio_led_polarity = 1; + switch (codec->subsystem_id) { + case 0x103c148a: + spec->gpio_led_polarity = 0; + break; + default: + spec->gpio_led_polarity = 1; + break; + } return 1; } } -- 2.39.5