diff options
Diffstat (limited to 'drivers/media/video/cx18/cx18-video.c')
-rw-r--r-- | drivers/media/video/cx18/cx18-video.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/drivers/media/video/cx18/cx18-video.c b/drivers/media/video/cx18/cx18-video.c new file mode 100644 index 000000000000..2e5c41939330 --- /dev/null +++ b/drivers/media/video/cx18/cx18-video.c | |||
@@ -0,0 +1,45 @@ | |||
1 | /* | ||
2 | * cx18 video interface functions | ||
3 | * | ||
4 | * Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl> | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License as published by | ||
8 | * the Free Software Foundation; either version 2 of the License, or | ||
9 | * (at your option) any later version. | ||
10 | * | ||
11 | * This program is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
14 | * GNU General Public License for more details. | ||
15 | * | ||
16 | * You should have received a copy of the GNU General Public License | ||
17 | * along with this program; if not, write to the Free Software | ||
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | ||
19 | * 02111-1307 USA | ||
20 | */ | ||
21 | |||
22 | #include "cx18-driver.h" | ||
23 | #include "cx18-video.h" | ||
24 | #include "cx18-av-core.h" | ||
25 | #include "cx18-cards.h" | ||
26 | |||
27 | void cx18_video_set_io(struct cx18 *cx) | ||
28 | { | ||
29 | struct v4l2_routing route; | ||
30 | int inp = cx->active_input; | ||
31 | u32 type; | ||
32 | |||
33 | route.input = cx->card->video_inputs[inp].video_input; | ||
34 | route.output = 0; | ||
35 | cx18_av_cmd(cx, VIDIOC_INT_S_VIDEO_ROUTING, &route); | ||
36 | |||
37 | type = cx->card->video_inputs[inp].video_type; | ||
38 | |||
39 | if (type == CX18_CARD_INPUT_VID_TUNER) | ||
40 | route.input = 0; /* Tuner */ | ||
41 | else if (type < CX18_CARD_INPUT_COMPOSITE1) | ||
42 | route.input = 2; /* S-Video */ | ||
43 | else | ||
44 | route.input = 1; /* Composite */ | ||
45 | } | ||