Commit | Line | Data |
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1835a0f9 TI |
1 | /* |
2 | * Jack-detection handling for HD-audio | |
3 | * | |
4 | * Copyright (c) 2011 Takashi Iwai <tiwai@suse.de> | |
5 | * | |
6 | * This driver is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | */ | |
11 | ||
12 | #ifndef __SOUND_HDA_JACK_H | |
13 | #define __SOUND_HDA_JACK_H | |
14 | ||
128bc4ba | 15 | struct auto_pin_cfg; |
954df2a9 DH |
16 | struct hda_jack_tbl; |
17 | ||
18 | typedef void (*hda_jack_callback) (struct hda_codec *, struct hda_jack_tbl *); | |
128bc4ba | 19 | |
1835a0f9 TI |
20 | struct hda_jack_tbl { |
21 | hda_nid_t nid; | |
3a93897e TI |
22 | unsigned char action; /* event action (0 = none) */ |
23 | unsigned char tag; /* unsol event tag */ | |
24 | unsigned int private_data; /* arbitrary data */ | |
954df2a9 | 25 | hda_jack_callback callback; |
3a93897e | 26 | /* jack-detection stuff */ |
1835a0f9 | 27 | unsigned int pin_sense; /* cached pin-sense value */ |
3a93897e | 28 | unsigned int jack_detect:1; /* capable of jack-detection? */ |
1835a0f9 | 29 | unsigned int jack_dirty:1; /* needs to update? */ |
80c8bfbe | 30 | unsigned int phantom_jack:1; /* a fixed, always present port? */ |
0619ba8c DR |
31 | hda_nid_t gating_jack; /* valid when gating jack plugged */ |
32 | hda_nid_t gated_jack; /* gated is dependent on this jack */ | |
01a61e12 | 33 | struct snd_kcontrol *kctl; /* assigned kctl for jack-detection */ |
aad37dbd TI |
34 | #ifdef CONFIG_SND_HDA_INPUT_JACK |
35 | int type; | |
36 | struct snd_jack *jack; | |
37 | #endif | |
1835a0f9 TI |
38 | }; |
39 | ||
40 | struct hda_jack_tbl * | |
41 | snd_hda_jack_tbl_get(struct hda_codec *codec, hda_nid_t nid); | |
3a93897e TI |
42 | struct hda_jack_tbl * |
43 | snd_hda_jack_tbl_get_from_tag(struct hda_codec *codec, unsigned char tag); | |
1835a0f9 TI |
44 | |
45 | struct hda_jack_tbl * | |
46 | snd_hda_jack_tbl_new(struct hda_codec *codec, hda_nid_t nid); | |
47 | void snd_hda_jack_tbl_clear(struct hda_codec *codec); | |
48 | ||
49 | /** | |
3a93897e | 50 | * snd_hda_jack_get_action - get jack-tbl entry for the tag |
1835a0f9 | 51 | * |
3a93897e TI |
52 | * Call this from the unsol event handler to get the assigned action for the |
53 | * event. This will mark the dirty flag for the later reporting, too. | |
1835a0f9 | 54 | */ |
3a93897e TI |
55 | static inline unsigned char |
56 | snd_hda_jack_get_action(struct hda_codec *codec, unsigned int tag) | |
1835a0f9 | 57 | { |
3a93897e TI |
58 | struct hda_jack_tbl *jack = snd_hda_jack_tbl_get_from_tag(codec, tag); |
59 | if (jack) { | |
1835a0f9 | 60 | jack->jack_dirty = 1; |
3a93897e TI |
61 | return jack->action; |
62 | } | |
63 | return 0; | |
1835a0f9 TI |
64 | } |
65 | ||
66 | void snd_hda_jack_set_dirty_all(struct hda_codec *codec); | |
67 | ||
68 | int snd_hda_jack_detect_enable(struct hda_codec *codec, hda_nid_t nid, | |
3a93897e | 69 | unsigned char action); |
954df2a9 DH |
70 | int snd_hda_jack_detect_enable_callback(struct hda_codec *codec, hda_nid_t nid, |
71 | unsigned char action, | |
72 | hda_jack_callback cb); | |
73 | ||
0619ba8c DR |
74 | int snd_hda_jack_set_gating_jack(struct hda_codec *codec, hda_nid_t gated_nid, |
75 | hda_nid_t gating_nid); | |
1835a0f9 TI |
76 | |
77 | u32 snd_hda_pin_sense(struct hda_codec *codec, hda_nid_t nid); | |
78 | int snd_hda_jack_detect(struct hda_codec *codec, hda_nid_t nid); | |
79 | ||
a9c74173 | 80 | bool is_jack_detectable(struct hda_codec *codec, hda_nid_t nid); |
1835a0f9 | 81 | |
01a61e12 TI |
82 | int snd_hda_jack_add_kctl(struct hda_codec *codec, hda_nid_t nid, |
83 | const char *name, int idx); | |
84 | int snd_hda_jack_add_kctls(struct hda_codec *codec, | |
85 | const struct auto_pin_cfg *cfg); | |
86 | ||
01a61e12 TI |
87 | void snd_hda_jack_report_sync(struct hda_codec *codec); |
88 | ||
954df2a9 | 89 | void snd_hda_jack_unsol_event(struct hda_codec *codec, unsigned int res); |
01a61e12 | 90 | |
26a6cb6c DH |
91 | void snd_hda_jack_poll_all(struct hda_codec *codec); |
92 | ||
1835a0f9 | 93 | #endif /* __SOUND_HDA_JACK_H */ |