2011-10-28 04:12:46 +08:00
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/*
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* Jack-detection handling for HD-audio
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*
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* Copyright (c) 2011 Takashi Iwai <tiwai@suse.de>
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*
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* This driver is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef __SOUND_HDA_JACK_H
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#define __SOUND_HDA_JACK_H
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2012-05-07 23:42:31 +08:00
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struct auto_pin_cfg;
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2012-09-25 17:30:59 +08:00
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struct hda_jack_tbl;
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typedef void (*hda_jack_callback) (struct hda_codec *, struct hda_jack_tbl *);
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2012-05-07 23:42:31 +08:00
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2011-10-28 04:12:46 +08:00
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struct hda_jack_tbl {
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hda_nid_t nid;
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2011-10-28 07:16:55 +08:00
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unsigned char action; /* event action (0 = none) */
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unsigned char tag; /* unsol event tag */
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unsigned int private_data; /* arbitrary data */
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2012-09-25 17:30:59 +08:00
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hda_jack_callback callback;
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2011-10-28 07:16:55 +08:00
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/* jack-detection stuff */
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2011-10-28 04:12:46 +08:00
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unsigned int pin_sense; /* cached pin-sense value */
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2011-10-28 07:16:55 +08:00
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unsigned int jack_detect:1; /* capable of jack-detection? */
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2011-10-28 04:12:46 +08:00
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unsigned int jack_dirty:1; /* needs to update? */
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2012-06-04 15:33:51 +08:00
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unsigned int phantom_jack:1; /* a fixed, always present port? */
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2012-11-20 02:48:07 +08:00
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hda_nid_t gating_jack; /* valid when gating jack plugged */
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hda_nid_t gated_jack; /* gated is dependent on this jack */
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2011-10-28 06:03:22 +08:00
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struct snd_kcontrol *kctl; /* assigned kctl for jack-detection */
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2011-11-02 15:54:51 +08:00
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#ifdef CONFIG_SND_HDA_INPUT_JACK
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int type;
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struct snd_jack *jack;
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#endif
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2011-10-28 04:12:46 +08:00
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};
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struct hda_jack_tbl *
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snd_hda_jack_tbl_get(struct hda_codec *codec, hda_nid_t nid);
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2011-10-28 07:16:55 +08:00
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struct hda_jack_tbl *
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snd_hda_jack_tbl_get_from_tag(struct hda_codec *codec, unsigned char tag);
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2011-10-28 04:12:46 +08:00
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struct hda_jack_tbl *
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snd_hda_jack_tbl_new(struct hda_codec *codec, hda_nid_t nid);
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void snd_hda_jack_tbl_clear(struct hda_codec *codec);
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/**
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2011-10-28 07:16:55 +08:00
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* snd_hda_jack_get_action - get jack-tbl entry for the tag
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2011-10-28 04:12:46 +08:00
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*
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2011-10-28 07:16:55 +08:00
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* Call this from the unsol event handler to get the assigned action for the
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* event. This will mark the dirty flag for the later reporting, too.
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2011-10-28 04:12:46 +08:00
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*/
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2011-10-28 07:16:55 +08:00
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static inline unsigned char
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snd_hda_jack_get_action(struct hda_codec *codec, unsigned int tag)
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2011-10-28 04:12:46 +08:00
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{
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2011-10-28 07:16:55 +08:00
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struct hda_jack_tbl *jack = snd_hda_jack_tbl_get_from_tag(codec, tag);
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if (jack) {
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2011-10-28 04:12:46 +08:00
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jack->jack_dirty = 1;
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2011-10-28 07:16:55 +08:00
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return jack->action;
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}
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return 0;
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2011-10-28 04:12:46 +08:00
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}
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void snd_hda_jack_set_dirty_all(struct hda_codec *codec);
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int snd_hda_jack_detect_enable(struct hda_codec *codec, hda_nid_t nid,
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2011-10-28 07:16:55 +08:00
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unsigned char action);
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2012-09-25 17:30:59 +08:00
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int snd_hda_jack_detect_enable_callback(struct hda_codec *codec, hda_nid_t nid,
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unsigned char action,
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hda_jack_callback cb);
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2012-11-20 02:48:07 +08:00
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int snd_hda_jack_set_gating_jack(struct hda_codec *codec, hda_nid_t gated_nid,
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hda_nid_t gating_nid);
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2011-10-28 04:12:46 +08:00
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u32 snd_hda_pin_sense(struct hda_codec *codec, hda_nid_t nid);
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int snd_hda_jack_detect(struct hda_codec *codec, hda_nid_t nid);
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2012-02-13 18:41:42 +08:00
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bool is_jack_detectable(struct hda_codec *codec, hda_nid_t nid);
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2011-10-28 04:12:46 +08:00
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2011-10-28 06:03:22 +08:00
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int snd_hda_jack_add_kctl(struct hda_codec *codec, hda_nid_t nid,
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const char *name, int idx);
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int snd_hda_jack_add_kctls(struct hda_codec *codec,
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const struct auto_pin_cfg *cfg);
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void snd_hda_jack_report_sync(struct hda_codec *codec);
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2012-09-25 17:30:59 +08:00
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void snd_hda_jack_unsol_event(struct hda_codec *codec, unsigned int res);
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2011-10-28 06:03:22 +08:00
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2012-10-09 21:04:21 +08:00
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void snd_hda_jack_poll_all(struct hda_codec *codec);
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2011-10-28 04:12:46 +08:00
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#endif /* __SOUND_HDA_JACK_H */
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