diff options
Diffstat (limited to 'drivers/media/usb/pvrusb2/pvrusb2-wm8775.c')
-rw-r--r-- | drivers/media/usb/pvrusb2/pvrusb2-wm8775.c | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/drivers/media/usb/pvrusb2/pvrusb2-wm8775.c b/drivers/media/usb/pvrusb2/pvrusb2-wm8775.c new file mode 100644 index 000000000000..3ac8d751a5c0 --- /dev/null +++ b/drivers/media/usb/pvrusb2/pvrusb2-wm8775.c | |||
@@ -0,0 +1,70 @@ | |||
1 | /* | ||
2 | * | ||
3 | * | ||
4 | * Copyright (C) 2005 Mike Isely <isely@pobox.com> | ||
5 | * Copyright (C) 2004 Aurelien Alleaume <slts@free.fr> | ||
6 | * | ||
7 | * This program is free software; you can redistribute it and/or modify | ||
8 | * it under the terms of the GNU General Public License as published by | ||
9 | * the Free Software Foundation; either version 2 of the License | ||
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 02111-1307 USA | ||
19 | * | ||
20 | */ | ||
21 | |||
22 | /* | ||
23 | |||
24 | This source file is specifically designed to interface with the | ||
25 | wm8775. | ||
26 | |||
27 | */ | ||
28 | |||
29 | #include "pvrusb2-wm8775.h" | ||
30 | |||
31 | |||
32 | #include "pvrusb2-hdw-internal.h" | ||
33 | #include "pvrusb2-debug.h" | ||
34 | #include <linux/videodev2.h> | ||
35 | #include <media/v4l2-common.h> | ||
36 | #include <linux/errno.h> | ||
37 | |||
38 | void pvr2_wm8775_subdev_update(struct pvr2_hdw *hdw, struct v4l2_subdev *sd) | ||
39 | { | ||
40 | if (hdw->input_dirty || hdw->force_dirty) { | ||
41 | u32 input; | ||
42 | |||
43 | switch (hdw->input_val) { | ||
44 | case PVR2_CVAL_INPUT_RADIO: | ||
45 | input = 1; | ||
46 | break; | ||
47 | default: | ||
48 | /* All other cases just use the second input */ | ||
49 | input = 2; | ||
50 | break; | ||
51 | } | ||
52 | pvr2_trace(PVR2_TRACE_CHIPS, "subdev wm8775" | ||
53 | " set_input(val=%d route=0x%x)", | ||
54 | hdw->input_val, input); | ||
55 | |||
56 | sd->ops->audio->s_routing(sd, input, 0, 0); | ||
57 | } | ||
58 | } | ||
59 | |||
60 | |||
61 | |||
62 | /* | ||
63 | Stuff for Emacs to see, in order to encourage consistent editing style: | ||
64 | *** Local Variables: *** | ||
65 | *** mode: c *** | ||
66 | *** fill-column: 70 *** | ||
67 | *** tab-width: 8 *** | ||
68 | *** c-basic-offset: 8 *** | ||
69 | *** End: *** | ||
70 | */ | ||