Matt Ranostay | 248a380 | 2018-02-16 21:53:15 -0800 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
Matthew Ranostay | 1cd2224 | 2008-07-18 18:20:52 +0200 | [diff] [blame] | 2 | /* |
| 3 | * Digital Beep Input Interface for HD-audio codec |
| 4 | * |
Matt Ranostay | 248a380 | 2018-02-16 21:53:15 -0800 | [diff] [blame] | 5 | * Author: Matt Ranostay <matt.ranostay@konsulko.com> |
Matthew Ranostay | 1cd2224 | 2008-07-18 18:20:52 +0200 | [diff] [blame] | 6 | * Copyright (c) 2008 Embedded Alley Solutions Inc |
Matthew Ranostay | 1cd2224 | 2008-07-18 18:20:52 +0200 | [diff] [blame] | 7 | */ |
| 8 | |
| 9 | #ifndef __SOUND_HDA_BEEP_H |
| 10 | #define __SOUND_HDA_BEEP_H |
| 11 | |
Pierre-Louis Bossart | be57bff | 2018-08-22 15:24:57 -0500 | [diff] [blame] | 12 | #include <sound/hda_codec.h> |
Matthew Ranostay | 1cd2224 | 2008-07-18 18:20:52 +0200 | [diff] [blame] | 13 | |
Takashi Iwai | 9bb1fe3 | 2009-11-16 15:33:49 +0100 | [diff] [blame] | 14 | #define HDA_BEEP_MODE_OFF 0 |
| 15 | #define HDA_BEEP_MODE_ON 1 |
Jaroslav Kysela | 2dca0bb | 2009-11-13 18:41:52 +0100 | [diff] [blame] | 16 | |
Matthew Ranostay | 1cd2224 | 2008-07-18 18:20:52 +0200 | [diff] [blame] | 17 | /* beep information */ |
| 18 | struct hda_beep { |
| 19 | struct input_dev *dev; |
| 20 | struct hda_codec *codec; |
| 21 | char phys[32]; |
| 22 | int tone; |
Takashi Iwai | fa79796 | 2009-05-19 12:50:04 +0200 | [diff] [blame] | 23 | hda_nid_t nid; |
Takashi Iwai | d604b39 | 2014-02-28 13:42:09 +0100 | [diff] [blame] | 24 | unsigned int registered:1; |
Takashi Iwai | fa79796 | 2009-05-19 12:50:04 +0200 | [diff] [blame] | 25 | unsigned int enabled:1; |
| 26 | unsigned int linear_tone:1; /* linear tone for IDT/STAC codec */ |
Takashi Iwai | e914b25 | 2013-03-18 11:29:56 +0100 | [diff] [blame] | 27 | unsigned int playing:1; |
Matthew Ranostay | 1cd2224 | 2008-07-18 18:20:52 +0200 | [diff] [blame] | 28 | struct work_struct beep_work; /* scheduled task for beep event */ |
Jaroslav Kysela | 123c07a | 2009-10-21 14:48:23 +0200 | [diff] [blame] | 29 | struct mutex mutex; |
Takashi Iwai | 5ccf835 | 2015-03-18 09:23:10 +0100 | [diff] [blame] | 30 | void (*power_hook)(struct hda_beep *beep, bool on); |
Matthew Ranostay | 1cd2224 | 2008-07-18 18:20:52 +0200 | [diff] [blame] | 31 | }; |
| 32 | |
| 33 | #ifdef CONFIG_SND_HDA_INPUT_BEEP |
Jaroslav Kysela | 123c07a | 2009-10-21 14:48:23 +0200 | [diff] [blame] | 34 | int snd_hda_enable_beep_device(struct hda_codec *codec, int enable); |
Matthew Ranostay | 1cd2224 | 2008-07-18 18:20:52 +0200 | [diff] [blame] | 35 | int snd_hda_attach_beep_device(struct hda_codec *codec, int nid); |
| 36 | void snd_hda_detach_beep_device(struct hda_codec *codec); |
| 37 | #else |
Joe Perches | 2308f4a | 2011-06-12 13:02:43 -0700 | [diff] [blame] | 38 | static inline int snd_hda_attach_beep_device(struct hda_codec *codec, int nid) |
| 39 | { |
| 40 | return 0; |
| 41 | } |
Takashi Iwai | ca2585a | 2011-06-14 08:14:32 +0200 | [diff] [blame] | 42 | static inline void snd_hda_detach_beep_device(struct hda_codec *codec) |
Joe Perches | 2308f4a | 2011-06-12 13:02:43 -0700 | [diff] [blame] | 43 | { |
| 44 | } |
Matthew Ranostay | 1cd2224 | 2008-07-18 18:20:52 +0200 | [diff] [blame] | 45 | #endif |
| 46 | #endif |