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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. | |
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33 | * |
34 | * Note that this must be kept in sync with the lookup table in | |
35 | * sound/core/jack.c. | |
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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, | |
a53ccab3 | 41 | SND_JACK_LINEOUT = 0x0004, |
cdc69364 | 42 | SND_JACK_MECHANICAL = 0x0008, /* If detected separately */ |
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43 | SND_JACK_VIDEOOUT = 0x0010, |
44 | SND_JACK_AVOUT = SND_JACK_LINEOUT | SND_JACK_VIDEOOUT, | |
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45 | |
46 | /* Kept separate from switches to facilitate implementation */ | |
47 | SND_JACK_BTN_0 = 0x4000, | |
48 | SND_JACK_BTN_1 = 0x2000, | |
49 | SND_JACK_BTN_2 = 0x1000, | |
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50 | }; |
51 | ||
52 | struct snd_jack { | |
53 | struct input_dev *input_dev; | |
54 | int registered; | |
55 | int type; | |
56 | const char *id; | |
57 | char name[100]; | |
ebb812cb | 58 | unsigned int key[3]; /* Keep in sync with definitions above */ |
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59 | void *private_data; |
60 | void (*private_free)(struct snd_jack *); | |
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61 | }; |
62 | ||
63 | #ifdef CONFIG_SND_JACK | |
64 | ||
65 | int snd_jack_new(struct snd_card *card, const char *id, int type, | |
66 | struct snd_jack **jack); | |
67 | void snd_jack_set_parent(struct snd_jack *jack, struct device *parent); | |
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68 | int snd_jack_set_key(struct snd_jack *jack, enum snd_jack_types type, |
69 | int keytype); | |
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70 | |
71 | void snd_jack_report(struct snd_jack *jack, int status); | |
72 | ||
73 | #else | |
74 | ||
75 | static inline int snd_jack_new(struct snd_card *card, const char *id, int type, | |
76 | struct snd_jack **jack) | |
77 | { | |
78 | return 0; | |
79 | } | |
80 | ||
81 | static inline void snd_jack_set_parent(struct snd_jack *jack, | |
82 | struct device *parent) | |
83 | { | |
84 | } | |
85 | ||
86 | static inline void snd_jack_report(struct snd_jack *jack, int status) | |
87 | { | |
88 | } | |
89 | ||
90 | #endif | |
91 | ||
92 | #endif |