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authorTakashi Iwai <tiwai@suse.de>2015-03-20 20:11:05 +0300
committerTakashi Iwai <tiwai@suse.de>2015-03-20 20:30:48 +0300
commit6b275b140094b701f7ad15272f0597e9d954e5e4 (patch)
tree7275155df0eb7b0783521830fcbba083a6171cb1 /Documentation/sound/alsa
parentfc0daafeb4acf70839db5baf8ec4b861fff3efef (diff)
downloadlinux-6b275b140094b701f7ad15272f0597e9d954e5e4.tar.xz
ALSA: hda - Fix power of pins used for mute LED with vrefs
Some pins are used for controlling the LED with the VREF value. This patch changes the power behavior of such pins to be constantly up. A new state, pin_fixed, is introduced to nid_path to indicate that the path contains the fixed pin. This improves also the readability a bit for other static routes, too. Then a helper function snd_hda_gen_fix_pin_power() is called from the codec driver for such fixed pins, and it will create fake paths containing only these pins with pin_fixed=1 flag. Reported-by: David Henningsson <david.henningsson@canonical.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
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