projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 1cd2224c MR |
1 | /* |
| 2 | * Digital Beep Input Interface for HD-audio codec | |
| 3 | * | |
| 4 | * Author: Matthew Ranostay <mranostay@embeddedalley.com> | |
| 5 | * Copyright (c) 2008 Embedded Alley Solutions Inc | |
| 6 | * | |
| 7 | * This driver is free software; you can redistribute it and/or modify | |
| 8 | * it under the terms of the GNU General Public License as published by | |
| 9 | * the Free Software Foundation; either version 2 of the License, or | |
| 10 | * (at your option) any later version. | |
| 11 | * | |
| 12 | * This driver is distributed in the hope that it will be useful, | |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 15 | * GNU General Public License for more details. | |
| 16 | * | |
| 17 | * You should have received a copy of the GNU General Public License | |
| 18 | * along with this program; if not, write to the Free Software | |
| 19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| 20 | */ | |
| 21 | ||
| 22 | #ifndef __SOUND_HDA_BEEP_H | |
| 23 | #define __SOUND_HDA_BEEP_H | |
| 24 | ||
| 25 | #include "hda_codec.h" | |
| 26 | ||
| 27 | /* beep information */ | |
| 28 | struct hda_beep { | |
| 29 | struct input_dev *dev; | |
| 30 | struct hda_codec *codec; | |
| 31 | char phys[32]; | |
| 32 | int tone; | |
| fa797966 TI |
33 | hda_nid_t nid; |
| 34 | unsigned int enabled:1; | |
| 35 | unsigned int linear_tone:1; /* linear tone for IDT/STAC codec */ | |
| 1cd2224c MR |
36 | struct work_struct beep_work; /* scheduled task for beep event */ |
| 37 | }; | |
| 38 | ||
| 39 | #ifdef CONFIG_SND_HDA_INPUT_BEEP | |
| 40 | int snd_hda_attach_beep_device(struct hda_codec *codec, int nid); | |
| 41 | void snd_hda_detach_beep_device(struct hda_codec *codec); | |
| 42 | #else | |
| 680cd536 | 43 | #define snd_hda_attach_beep_device(...) 0 |
| 1cd2224c MR |
44 | #define snd_hda_detach_beep_device(...) |
| 45 | #endif | |
| 46 | #endif |