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cx18-fileops.h
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1 /*
2  * cx18 file operation functions
3  *
4  * Derived from ivtv-fileops.h
5  *
6  * Copyright (C) 2007 Hans Verkuil <[email protected]>
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 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 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 int cx18_v4l2_mmap(struct file *file, struct vm_area_struct *vma);
37 void cx18_vb_timeout(unsigned long data);
38 
39 /* Shared with cx18-alsa module */
40 int cx18_claim_stream(struct cx18_open_id *id, int type);
41 void cx18_release_stream(struct cx18_stream *s);