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Commit 39c2871e authored by Takashi Iwai's avatar Takashi Iwai
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ALSA: hda - Add an example about pin reconfiguration 

Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 5e7b8e0d
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Documentation/sound/alsa/HD-Audio.txt
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...@@ -391,6 +391,14 @@ clear:: ...@@ -391,6 +391,14 @@ clear::
Resets the codec, removes the mixer elements and PCM stuff of the Resets the codec, removes the mixer elements and PCM stuff of the
specified codec, and clear all init verbs and hints. specified codec, and clear all init verbs and hints.
For example, when you want to change the pin default configuration
value of the pin widget 0x14 to 0x9993013f, and let the driver
re-configure based on that state, run like below:
------------------------------------------------------------------------
# echo 0x14 0x9993013f > /sys/class/sound/hwC0D0/user_pin_configs
# echo 1 > /sys/class/sound/hwC0D0/reconfig
------------------------------------------------------------------------
Power-Saving Power-Saving
~~~~~~~~~~~~ ~~~~~~~~~~~~
......
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