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Diffstat (limited to 'sound/usb/endpoint.h')
-rw-r--r--sound/usb/endpoint.h20
1 files changed, 15 insertions, 5 deletions
diff --git a/sound/usb/endpoint.h b/sound/usb/endpoint.h
index 64dd0db023b2..88eb63a636eb 100644
--- a/sound/usb/endpoint.h
+++ b/sound/usb/endpoint.h
@@ -1,11 +1,21 @@
#ifndef __USBAUDIO_ENDPOINT_H
#define __USBAUDIO_ENDPOINT_H
-int snd_usb_parse_audio_endpoints(struct snd_usb_audio *chip,
- int iface_no);
+void snd_usb_init_substream(struct snd_usb_stream *as,
+ int stream,
+ struct audioformat *fp);
-int snd_usb_add_audio_endpoint(struct snd_usb_audio *chip,
- 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_ENDPOINT_H */