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| author | Takashi Iwai <tiwai@suse.de> | 2009-09-03 16:08:08 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2009-09-03 16:08:08 +0200 |
| commit | 30681bcf2b15a601b9460e6ddab22077998b8d4c (patch) | |
| tree | 7420846dfbcacf0bd45f50c8ea848b822893e127 /Documentation/sound/alsa | |
| parent | b142037b4c1edf5ad0b2871c518d4f14ac1cd470 (diff) | |
ALSA: dummy - Add more description
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'Documentation/sound/alsa')
| -rw-r--r-- | Documentation/sound/alsa/ALSA-Configuration.txt | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt index 4252697a95d..bb488b575de 100644 --- a/Documentation/sound/alsa/ALSA-Configuration.txt +++ b/Documentation/sound/alsa/ALSA-Configuration.txt @@ -513,6 +513,19 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed. or input, but you may use this module for any application which requires a sound card (like RealPlayer). + pcm_devs - Number of PCM devices assigned to each card + (default = 1, up to 4) + pcm_substreams - Number of PCM substreams assigned to each PCM + (default = 8, up to 16) + hrtimer - Use hrtimer (=1, default) or system timer (=0) + + When multiple PCM devices are created, snd-dummy gives different + behavior to each PCM device: + 0 = interleaved with mmap support + 1 = non-interleaved with mmap support + 2 = interleaved without mmap + 3 = non-interleaved without mmap + The power-management is supported. Module snd-echo3g |