drivers/staging/line6/capture.h

   1 /*
   2  * Line6 Linux USB driver - 0.9.1beta
   3  *
   4  * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at)
   5  *
   6  *      This program is free software; you can redistribute it and/or
   7  *      modify it under the terms of the GNU General Public License as
   8  *      published by the Free Software Foundation, version 2.
   9  *
  10  */
  11
  12 #ifndef CAPTURE_H
  13 #define CAPTURE_H
  14
  15 #include <sound/pcm.h>
  16
  17 #include "driver.h"
  18 #include "pcm.h"
  19
  20 extern struct snd_pcm_ops snd_line6_capture_ops;
  21
  22 extern int line6_alloc_capture_buffer(struct snd_line6_pcm *line6pcm);
  23 extern void line6_capture_copy(struct snd_line6_pcm *line6pcm, char *fbuf,
  24                                int fsize);
  25 extern void line6_capture_check_period(struct snd_line6_pcm *line6pcm,
  26                                        int length);
  27 extern int line6_create_audio_in_urbs(struct snd_line6_pcm *line6pcm);
  28 extern void line6_free_capture_buffer(struct snd_line6_pcm *line6pcm);
  29 extern int line6_submit_audio_in_all_urbs(struct snd_line6_pcm *line6pcm);
  30 extern void line6_unlink_audio_in_urbs(struct snd_line6_pcm *line6pcm);
  31 extern void line6_unlink_wait_clear_audio_in_urbs(struct snd_line6_pcm
  32                                                   *line6pcm);
  33 extern int snd_line6_capture_trigger(struct snd_line6_pcm *line6pcm, int cmd);
  34
  35 #endif