diff options
| author | Takashi Iwai <tiwai@suse.de> | 2009-02-20 16:50:35 +0300 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2009-02-20 18:48:40 +0300 |
| commit | f1085c4f319f1e43c95718045a235f276cc4b615 (patch) | |
| tree | b9dce1a540453a0b3bd50e32b58537b5e897773d /Documentation/sound/alsa/HD-Audio.txt | |
| parent | 2f334f92cfb44d17b9f24a43f8998cca03f9a3dd (diff) | |
| download | linux-f1085c4f319f1e43c95718045a235f276cc4b615.tar.xz | |
ALSA: hda - Update documentation for pincfg sysfs entries
Added the brief descriptions of new sysfs entries for pint default
config values.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'Documentation/sound/alsa/HD-Audio.txt')
| -rw-r--r-- | Documentation/sound/alsa/HD-Audio.txt | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/Documentation/sound/alsa/HD-Audio.txt b/Documentation/sound/alsa/HD-Audio.txt index 99f7fbbe3e67..9c51e104546f 100644 --- a/Documentation/sound/alsa/HD-Audio.txt +++ b/Documentation/sound/alsa/HD-Audio.txt @@ -365,10 +365,22 @@ modelname:: to this file. init_verbs:: The extra verbs to execute at initialization. You can add a verb by - writing to this file. Pass tree numbers, nid, verb and parameter. + writing to this file. Pass three numbers: nid, verb and parameter. hints:: Shows hint strings for codec parsers for any use. Right now it's not used. +init_pin_configs:: + Shows the initial pin default config values set by BIOS. +override_pin_configs:: + Shows the pin default config values to override the BIOS setup. + Writing this (with two numbers, NID and value) appends the new + value. The given will be used instead of the initial BIOS value at + the next reconfiguration time. +cur_pin_configs:: + Shows the pin default values set by the codec parser explicitly. + This doesn't show all pin values but only the changed values by + the parser. That is, if the parser doesn't change the pin default + config values by itself, this will contain nothing. reconfig:: Triggers the codec re-configuration. When any value is written to this file, the driver re-initialize and parses the codec tree |