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author | Takashi Iwai <tiwai@suse.de> | 2009-02-20 08:50:35 -0500 |
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committer | Takashi Iwai <tiwai@suse.de> | 2009-02-20 10:48:40 -0500 |
commit | f1085c4f319f1e43c95718045a235f276cc4b615 (patch) | |
tree | b9dce1a540453a0b3bd50e32b58537b5e897773d /Documentation/sound/alsa/HD-Audio.txt | |
parent | 2f334f92cfb44d17b9f24a43f8998cca03f9a3dd (diff) |
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:: | |||
365 | to this file. | 365 | to this file. |
366 | init_verbs:: | 366 | init_verbs:: |
367 | The extra verbs to execute at initialization. You can add a verb by | 367 | The extra verbs to execute at initialization. You can add a verb by |
368 | writing to this file. Pass tree numbers, nid, verb and parameter. | 368 | writing to this file. Pass three numbers: nid, verb and parameter. |
369 | hints:: | 369 | hints:: |
370 | Shows hint strings for codec parsers for any use. Right now it's | 370 | Shows hint strings for codec parsers for any use. Right now it's |
371 | not used. | 371 | not used. |
372 | init_pin_configs:: | ||
373 | Shows the initial pin default config values set by BIOS. | ||
374 | override_pin_configs:: | ||
375 | Shows the pin default config values to override the BIOS setup. | ||
376 | Writing this (with two numbers, NID and value) appends the new | ||
377 | value. The given will be used instead of the initial BIOS value at | ||
378 | the next reconfiguration time. | ||
379 | cur_pin_configs:: | ||
380 | Shows the pin default values set by the codec parser explicitly. | ||
381 | This doesn't show all pin values but only the changed values by | ||
382 | the parser. That is, if the parser doesn't change the pin default | ||
383 | config values by itself, this will contain nothing. | ||
372 | reconfig:: | 384 | reconfig:: |
373 | Triggers the codec re-configuration. When any value is written to | 385 | Triggers the codec re-configuration. When any value is written to |
374 | this file, the driver re-initialize and parses the codec tree | 386 | this file, the driver re-initialize and parses the codec tree |