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Diffstat (limited to 'drivers/media/video/pvrusb2/pvrusb2-wm8775.c')
-rw-r--r--drivers/media/video/pvrusb2/pvrusb2-wm8775.c70
1 files changed, 70 insertions, 0 deletions
diff --git a/drivers/media/video/pvrusb2/pvrusb2-wm8775.c b/drivers/media/video/pvrusb2/pvrusb2-wm8775.c
new file mode 100644
index 00000000000..3ac8d751a5c
--- /dev/null
+++ b/drivers/media/video/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
38void 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 */