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author | Takashi Iwai <tiwai@suse.de> | 2008-08-13 15:27:43 +0200 |
---|---|---|
committer | Jaroslav Kysela <perex@perex.cz> | 2008-08-15 11:47:58 +0200 |
commit | 8a8f2662c535e1dedced896cc68cb8473fd98fa0 (patch) | |
tree | ca74b7f252d46e33a3f3534065f3047a16d1691a | |
parent | ba443687f2eb70d23e0466d4b7c0c3366b5cb5fb (diff) |
ALSA: Add missing description of usb-audio parameters
Added the missing description of module parameters of usb-audio driver
to ALSA-Configuration.txt.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
-rw-r--r-- | Documentation/sound/alsa/ALSA-Configuration.txt | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt index dd083b2a5bd..68bbc25ff39 100644 --- a/Documentation/sound/alsa/ALSA-Configuration.txt +++ b/Documentation/sound/alsa/ALSA-Configuration.txt @@ -1978,12 +1978,20 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed. vid - Vendor ID for the device (optional) pid - Product ID for the device (optional) + nrpacks - Max. number of packets per URB (default: 8) + async_unlink - Use async unlink mode (default: yes) device_setup - Device specific magic number (optional) - Influence depends on the device - Default: 0x0000 This module supports multiple devices, autoprobe and hotplugging. + NB: nrpacks parameter can be modified dynamically via sysfs. + Don't put the value over 20. Changing via sysfs has no sanity + check. + NB: async_unlink=0 would cause Oops. It remains just for + debugging purpose (if any). + Module snd-usb-caiaq -------------------- |