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| author | Takashi Iwai <tiwai@suse.de> | 2009-02-23 14:14:51 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2009-02-23 14:14:51 +0100 |
| commit | 39c2871eeaeeddcbecee29ec905ec528a057ca52 (patch) | |
| tree | 14736b0a6bbb2f8cd63bf274a0543a51c7a6aac2 /Documentation/sound | |
| parent | 5e7b8e0d87091ae21b291588817b5359a5e00795 (diff) | |
| download | kernel_samsung_espresso10-39c2871eeaeeddcbecee29ec905ec528a057ca52.zip kernel_samsung_espresso10-39c2871eeaeeddcbecee29ec905ec528a057ca52.tar.gz kernel_samsung_espresso10-39c2871eeaeeddcbecee29ec905ec528a057ca52.tar.bz2 | |
ALSA: hda - Add an example about pin reconfiguration
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'Documentation/sound')
| -rw-r--r-- | Documentation/sound/alsa/HD-Audio.txt | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/Documentation/sound/alsa/HD-Audio.txt b/Documentation/sound/alsa/HD-Audio.txt index a4e5ef8..99958be 100644 --- a/Documentation/sound/alsa/HD-Audio.txt +++ b/Documentation/sound/alsa/HD-Audio.txt @@ -391,6 +391,14 @@ clear:: Resets the codec, removes the mixer elements and PCM stuff of the 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 ~~~~~~~~~~~~ |