From d009051ca214924526788afdb49ccd4a6fa2a4b8 Mon Sep 17 00:00:00 2001 From: Henrik Rydberg Date: Fri, 5 Nov 2010 13:00:15 +0100 Subject: Initial dump of hda from maverick kernel Ubuntu-2.6.35-23.36 Signed-off-by: Henrik Rydberg --- usr/src/dkms_source_tree/hda_beep.h | 56 +++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 usr/src/dkms_source_tree/hda_beep.h (limited to 'usr/src/dkms_source_tree/hda_beep.h') diff --git a/usr/src/dkms_source_tree/hda_beep.h b/usr/src/dkms_source_tree/hda_beep.h new file mode 100644 index 0000000..f1de1ba --- /dev/null +++ b/usr/src/dkms_source_tree/hda_beep.h @@ -0,0 +1,56 @@ +/* + * Digital Beep Input Interface for HD-audio codec + * + * Author: Matthew Ranostay + * Copyright (c) 2008 Embedded Alley Solutions Inc + * + * This driver is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This driver is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef __SOUND_HDA_BEEP_H +#define __SOUND_HDA_BEEP_H + +#include "hda_codec.h" + +#define HDA_BEEP_MODE_OFF 0 +#define HDA_BEEP_MODE_ON 1 +#define HDA_BEEP_MODE_SWREG 2 + +/* beep information */ +struct hda_beep { + struct input_dev *dev; + struct hda_codec *codec; + unsigned int mode; + char phys[32]; + int tone; + hda_nid_t nid; + unsigned int enabled:1; + unsigned int request_enable:1; + unsigned int linear_tone:1; /* linear tone for IDT/STAC codec */ + struct work_struct register_work; /* registration work */ + struct delayed_work unregister_work; /* unregistration work */ + struct work_struct beep_work; /* scheduled task for beep event */ + struct mutex mutex; +}; + +#ifdef CONFIG_SND_HDA_INPUT_BEEP +int snd_hda_enable_beep_device(struct hda_codec *codec, int enable); +int snd_hda_attach_beep_device(struct hda_codec *codec, int nid); +void snd_hda_detach_beep_device(struct hda_codec *codec); +#else +#define snd_hda_attach_beep_device(...) 0 +#define snd_hda_detach_beep_device(...) +#endif +#endif -- cgit v1.2.3