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authorTakashi Iwai <tiwai@suse.de>2008-08-13 15:27:43 +0200
committerJaroslav Kysela <perex@perex.cz>2008-08-15 11:47:58 +0200
commit8a8f2662c535e1dedced896cc68cb8473fd98fa0 (patch)
treeca74b7f252d46e33a3f3534065f3047a16d1691a /Documentation/sound/alsa/ALSA-Configuration.txt
parentba443687f2eb70d23e0466d4b7c0c3366b5cb5fb (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>
Diffstat (limited to 'Documentation/sound/alsa/ALSA-Configuration.txt')
-rw-r--r--Documentation/sound/alsa/ALSA-Configuration.txt8
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
--------------------