1 #ifndef __SOUND_JACK_H
2 #define __SOUND_JACK_H
3
4 /*
5 * Jack abstraction layer
6 *
7 * Copyright 2008 Wolfson Microelectronics plc
8 *
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 *
24 */
25
26 #include <sound/core.h>
27
28 struct input_dev;
29
30 /**
31 * Jack types which can be reported. These values are used as a
32 * bitmask.
33 *
34 * Note that this must be kept in sync with the lookup table in
35 * sound/core/jack.c.
36 */
37 enum snd_jack_types {
38 SND_JACK_HEADPHONE = 0x0001,
39 SND_JACK_MICROPHONE = 0x0002,
40 SND_JACK_HEADSET = SND_JACK_HEADPHONE | SND_JACK_MICROPHONE,
41 SND_JACK_LINEOUT = 0x0004,
42 SND_JACK_MECHANICAL = 0x0008, /* If detected separately */
43 SND_JACK_VIDEOOUT = 0x0010,
44 SND_JACK_AVOUT = SND_JACK_LINEOUT | SND_JACK_VIDEOOUT,
45 };
46
47 struct snd_jack {
48 struct input_dev *input_dev;
49 int registered;
50 int type;
51 const char *id;
52 char name[100];
53 void *private_data;
54 void (*private_free)(struct snd_jack *);
55 };
56
57 #ifdef CONFIG_SND_JACK
58
59 int snd_jack_new(struct snd_card *card, const char *id, int type,
60 struct snd_jack **jack);
61 void snd_jack_set_parent(struct snd_jack *jack, struct device *parent);
62
63 void snd_jack_report(struct snd_jack *jack, int status);
64
65 #else
66
67 static inline int snd_jack_new(struct snd_card *card, const char *id, int type,
68 struct snd_jack **jack)
69 {
70 return 0;
71 }
72
73 static inline void snd_jack_set_parent(struct snd_jack *jack,
74 struct device *parent)
75 {
76 }
77
78 static inline void snd_jack_report(struct snd_jack *jack, int status)
79 {
80 }
81
82 #endif
83
84 #endif
85
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