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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, | |
7c2f8e40 | 45 | SND_JACK_LINEIN = 0x0020, |
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46 | |
47 | /* Kept separate from switches to facilitate implementation */ | |
48 | SND_JACK_BTN_0 = 0x4000, | |
49 | SND_JACK_BTN_1 = 0x2000, | |
50 | SND_JACK_BTN_2 = 0x1000, | |
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51 | SND_JACK_BTN_3 = 0x0800, |
52 | SND_JACK_BTN_4 = 0x0400, | |
53 | SND_JACK_BTN_5 = 0x0200, | |
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54 | }; |
55 | ||
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56 | /* Keep in sync with definitions above */ |
57 | #define SND_JACK_SWITCH_TYPES 6 | |
58 | ||
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59 | struct snd_jack { |
60 | struct input_dev *input_dev; | |
61 | int registered; | |
62 | int type; | |
63 | const char *id; | |
64 | char name[100]; | |
831853c8 | 65 | unsigned int key[6]; /* Keep in sync with definitions above */ |
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66 | void *private_data; |
67 | void (*private_free)(struct snd_jack *); | |
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68 | }; |
69 | ||
70 | #ifdef CONFIG_SND_JACK | |
71 | ||
72 | int snd_jack_new(struct snd_card *card, const char *id, int type, | |
73 | struct snd_jack **jack); | |
74 | void snd_jack_set_parent(struct snd_jack *jack, struct device *parent); | |
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75 | int snd_jack_set_key(struct snd_jack *jack, enum snd_jack_types type, |
76 | int keytype); | |
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77 | |
78 | void snd_jack_report(struct snd_jack *jack, int status); | |
79 | ||
80 | #else | |
81 | ||
82 | static inline int snd_jack_new(struct snd_card *card, const char *id, int type, | |
83 | struct snd_jack **jack) | |
84 | { | |
85 | return 0; | |
86 | } | |
87 | ||
88 | static inline void snd_jack_set_parent(struct snd_jack *jack, | |
89 | struct device *parent) | |
90 | { | |
91 | } | |
92 | ||
93 | static inline void snd_jack_report(struct snd_jack *jack, int status) | |
94 | { | |
95 | } | |
96 | ||
97 | #endif | |
98 | ||
99 | #endif |