Blame view

kernel/linux-rt-4.4.41/drivers/media/pci/ivtv/ivtv-fileops.h 1.75 KB
5113f6f70   김현기   kernel add
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
  /*
      file operation functions
      Copyright (C) 2003-2004  Kevin Thayer <nufan_wfk at yahoo.com>
      Copyright (C) 2005-2007  Hans Verkuil <hverkuil@xs4all.nl>
  
      This program is free software; you can redistribute it and/or modify
      it under the terms of the GNU General Public License as published by
      the Free Software Foundation; either version 2 of the License, or
      (at your option) any later version.
  
      This program is distributed in the hope that it will be useful,
      but WITHOUT ANY WARRANTY; without even the implied warranty of
      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      GNU General Public License for more details.
  
      You should have received a copy of the GNU General Public License
      along with this program; if not, write to the Free Software
      Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   */
  
  #ifndef IVTV_FILEOPS_H
  #define IVTV_FILEOPS_H
  
  /* Testing/Debugging */
  int ivtv_v4l2_open(struct file *filp);
  ssize_t ivtv_v4l2_read(struct file *filp, char __user *buf, size_t count,
  		      loff_t * pos);
  ssize_t ivtv_v4l2_write(struct file *filp, const char __user *buf, size_t count,
  		       loff_t * pos);
  int ivtv_v4l2_close(struct file *filp);
  unsigned int ivtv_v4l2_enc_poll(struct file *filp, poll_table * wait);
  unsigned int ivtv_v4l2_dec_poll(struct file *filp, poll_table * wait);
  int ivtv_start_capture(struct ivtv_open_id *id);
  void ivtv_stop_capture(struct ivtv_open_id *id, int gop_end);
  int ivtv_start_decoding(struct ivtv_open_id *id, int speed);
  void ivtv_mute(struct ivtv *itv);
  void ivtv_unmute(struct ivtv *itv);
  
  /* Utilities */
  /* Shared with ivtv-alsa module */
  int ivtv_claim_stream(struct ivtv_open_id *id, int type);
  void ivtv_release_stream(struct ivtv_stream *s);
  
  #endif