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| author | Takashi Iwai <tiwai@suse.de> | 2010-05-20 13:59:29 +0400 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2010-05-20 13:59:29 +0400 |
| commit | 5e8aa85253513b9c1ade8bd71dc341218a752a65 (patch) | |
| tree | 84240b7f72fefb805c78300de0ae23b7b96bf5c2 /sound/usb/urb.h | |
| parent | 7bd9db83087aecef8279c0b8b9dfef4db4a8fc3c (diff) | |
| parent | 550a8b691ca67761bbf382d98fbd81d215f1d7f0 (diff) | |
| download | linux-5e8aa85253513b9c1ade8bd71dc341218a752a65.tar.xz | |
Merge branch 'topic/misc' into for-linus
Diffstat (limited to 'sound/usb/urb.h')
| -rw-r--r-- | sound/usb/urb.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/sound/usb/urb.h b/sound/usb/urb.h new file mode 100644 index 000000000000..888da38079cf --- /dev/null +++ b/sound/usb/urb.h @@ -0,0 +1,21 @@ +#ifndef __USBAUDIO_URB_H +#define __USBAUDIO_URB_H + +void snd_usb_init_substream(struct snd_usb_stream *as, + int stream, + struct audioformat *fp); + +int snd_usb_init_substream_urbs(struct snd_usb_substream *subs, + unsigned int period_bytes, + unsigned int rate, + unsigned int frame_bits); + +void snd_usb_release_substream_urbs(struct snd_usb_substream *subs, int force); + +int snd_usb_substream_prepare(struct snd_usb_substream *subs, + struct snd_pcm_runtime *runtime); + +int snd_usb_substream_playback_trigger(struct snd_pcm_substream *substream, int cmd); +int snd_usb_substream_capture_trigger(struct snd_pcm_substream *substream, int cmd); + +#endif /* __USBAUDIO_URB_H */ |