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authorTakashi Iwai <tiwai@suse.de>2009-09-03 10:08:08 -0400
committerTakashi Iwai <tiwai@suse.de>2009-09-03 10:08:08 -0400
commit30681bcf2b15a601b9460e6ddab22077998b8d4c (patch)
tree7420846dfbcacf0bd45f50c8ea848b822893e127 /Documentation
parentb142037b4c1edf5ad0b2871c518d4f14ac1cd470 (diff)
ALSA: dummy - Add more description
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/sound/alsa/ALSA-Configuration.txt13
1 files changed, 13 insertions, 0 deletions
diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt
index 4252697a95d6..bb488b575def 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.
513 or input, but you may use this module for any application which 513 or input, but you may use this module for any application which
514 requires a sound card (like RealPlayer). 514 requires a sound card (like RealPlayer).
515 515
516 pcm_devs - Number of PCM devices assigned to each card
517 (default = 1, up to 4)
518 pcm_substreams - Number of PCM substreams assigned to each PCM
519 (default = 8, up to 16)
520 hrtimer - Use hrtimer (=1, default) or system timer (=0)
521
522 When multiple PCM devices are created, snd-dummy gives different
523 behavior to each PCM device:
524 0 = interleaved with mmap support
525 1 = non-interleaved with mmap support
526 2 = interleaved without mmap
527 3 = non-interleaved without mmap
528
516 The power-management is supported. 529 The power-management is supported.
517 530
518 Module snd-echo3g 531 Module snd-echo3g