diff options
Diffstat (limited to 'drivers/media/video/cx18/cx18-fileops.h')
-rw-r--r-- | drivers/media/video/cx18/cx18-fileops.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/drivers/media/video/cx18/cx18-fileops.h b/drivers/media/video/cx18/cx18-fileops.h new file mode 100644 index 000000000000..16cdafbd24c5 --- /dev/null +++ b/drivers/media/video/cx18/cx18-fileops.h | |||
@@ -0,0 +1,45 @@ | |||
1 | /* | ||
2 | * cx18 file operation functions | ||
3 | * | ||
4 | * Derived from ivtv-fileops.h | ||
5 | * | ||
6 | * Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl> | ||
7 | * | ||
8 | * This program is free software; you can redistribute it and/or modify | ||
9 | * it under the terms of the GNU General Public License as published by | ||
10 | * the Free Software Foundation; either version 2 of the License, or | ||
11 | * (at your option) any later version. | ||
12 | * | ||
13 | * This program is distributed in the hope that it will be useful, | ||
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
16 | * GNU General Public License for more details. | ||
17 | * | ||
18 | * You should have received a copy of the GNU General Public License | ||
19 | * along with this program; if not, write to the Free Software | ||
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | ||
21 | * 02111-1307 USA | ||
22 | */ | ||
23 | |||
24 | /* Testing/Debugging */ | ||
25 | int cx18_v4l2_open(struct inode *inode, struct file *filp); | ||
26 | ssize_t cx18_v4l2_read(struct file *filp, char __user *buf, size_t count, | ||
27 | loff_t *pos); | ||
28 | ssize_t cx18_v4l2_write(struct file *filp, const char __user *buf, size_t count, | ||
29 | loff_t *pos); | ||
30 | int cx18_v4l2_close(struct inode *inode, struct file *filp); | ||
31 | unsigned int cx18_v4l2_enc_poll(struct file *filp, poll_table *wait); | ||
32 | int cx18_start_capture(struct cx18_open_id *id); | ||
33 | void cx18_stop_capture(struct cx18_open_id *id, int gop_end); | ||
34 | void cx18_mute(struct cx18 *cx); | ||
35 | void cx18_unmute(struct cx18 *cx); | ||
36 | |||
37 | /* Utilities */ | ||
38 | |||
39 | /* Try to claim a stream for the filehandle. Return 0 on success, | ||
40 | -EBUSY if stream already claimed. Once a stream is claimed, it | ||
41 | remains claimed until the associated filehandle is closed. */ | ||
42 | int cx18_claim_stream(struct cx18_open_id *id, int type); | ||
43 | |||
44 | /* Release a previously claimed stream. */ | ||
45 | void cx18_release_stream(struct cx18_stream *s); | ||