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Mark Browne76d8ce2008-07-28 19:05:35 +01001#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
28struct input_dev;
29
30/**
Takashi Iwaie83280f2014-10-29 08:20:46 +010031 * enum snd_jack_types - Jack types which can be reported
32 * @SND_JACK_HEADPHONE: Headphone
33 * @SND_JACK_MICROPHONE: Microphone
34 * @SND_JACK_HEADSET: Headset
35 * @SND_JACK_LINEOUT: Line out
36 * @SND_JACK_MECHANICAL: Mechanical switch
37 * @SND_JACK_VIDEOOUT: Video out
38 * @SND_JACK_AVOUT: AV (Audio Video) out
39 * @SND_JACK_LINEIN: Line in
40 * @SND_JACK_BTN_0: Button 0
41 * @SND_JACK_BTN_1: Button 1
42 * @SND_JACK_BTN_2: Button 2
43 * @SND_JACK_BTN_3: Button 3
44 * @SND_JACK_BTN_4: Button 4
45 * @SND_JACK_BTN_5: Button 5
Takashi Iwai7b366d52014-10-28 15:30:00 +010046 *
47 * These values are used as a bitmask.
Mark Brownbd8a71a2009-01-03 16:56:56 +000048 *
49 * Note that this must be kept in sync with the lookup table in
50 * sound/core/jack.c.
Mark Browne76d8ce2008-07-28 19:05:35 +010051 */
52enum snd_jack_types {
53 SND_JACK_HEADPHONE = 0x0001,
54 SND_JACK_MICROPHONE = 0x0002,
55 SND_JACK_HEADSET = SND_JACK_HEADPHONE | SND_JACK_MICROPHONE,
Matthew Ranostaya53ccab2008-10-25 01:05:04 -040056 SND_JACK_LINEOUT = 0x0004,
Mark Browncdc69362008-12-10 13:55:49 +000057 SND_JACK_MECHANICAL = 0x0008, /* If detected separately */
Jani Nikulad506fc32009-01-07 11:54:25 +020058 SND_JACK_VIDEOOUT = 0x0010,
59 SND_JACK_AVOUT = SND_JACK_LINEOUT | SND_JACK_VIDEOOUT,
David Henningsson7c2f8e42011-10-05 15:53:25 +020060 SND_JACK_LINEIN = 0x0020,
Mark Brownebb812c2010-03-17 18:07:12 +000061
62 /* Kept separate from switches to facilitate implementation */
63 SND_JACK_BTN_0 = 0x4000,
64 SND_JACK_BTN_1 = 0x2000,
65 SND_JACK_BTN_2 = 0x1000,
Mark Brown831853c2010-09-06 16:08:56 +010066 SND_JACK_BTN_3 = 0x0800,
67 SND_JACK_BTN_4 = 0x0400,
68 SND_JACK_BTN_5 = 0x0200,
Mark Browne76d8ce2008-07-28 19:05:35 +010069};
70
Mark Brown53803ae2012-02-07 19:48:47 +000071/* Keep in sync with definitions above */
72#define SND_JACK_SWITCH_TYPES 6
73
Mark Browne76d8ce2008-07-28 19:05:35 +010074struct snd_jack {
75 struct input_dev *input_dev;
76 int registered;
77 int type;
78 const char *id;
79 char name[100];
Mark Brown831853c2010-09-06 16:08:56 +010080 unsigned int key[6]; /* Keep in sync with definitions above */
Takashi Iwai9d590652009-04-14 16:13:58 +020081 void *private_data;
82 void (*private_free)(struct snd_jack *);
Mark Browne76d8ce2008-07-28 19:05:35 +010083};
84
85#ifdef CONFIG_SND_JACK
86
87int snd_jack_new(struct snd_card *card, const char *id, int type,
88 struct snd_jack **jack);
89void snd_jack_set_parent(struct snd_jack *jack, struct device *parent);
Mark Brownebb812c2010-03-17 18:07:12 +000090int snd_jack_set_key(struct snd_jack *jack, enum snd_jack_types type,
91 int keytype);
Mark Browne76d8ce2008-07-28 19:05:35 +010092
93void snd_jack_report(struct snd_jack *jack, int status);
94
95#else
96
97static inline int snd_jack_new(struct snd_card *card, const char *id, int type,
98 struct snd_jack **jack)
99{
100 return 0;
101}
102
103static inline void snd_jack_set_parent(struct snd_jack *jack,
104 struct device *parent)
105{
106}
107
Takashi Iwaibf35df62014-12-08 15:44:47 +0100108static inline int snd_jack_set_key(struct snd_jack *jack,
109 enum snd_jack_types type,
110 int keytype)
111{
112 return 0;
113}
114
Mark Browne76d8ce2008-07-28 19:05:35 +0100115static inline void snd_jack_report(struct snd_jack *jack, int status)
116{
117}
118
119#endif
120
121#endif