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FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
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/*-
* Copyright (c) 2005-2009 Ariff Abdullah <ariff@FreeBSD.org>
* Copyright (c) 1999 Cameron Grant <cg@FreeBSD.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD: release/9.1.0/sys/dev/sound/pcm/mixer.h 193979 2009-06-11 09:06:09Z ariff $
*/
struct snd_mixer *mixer_create(device_t dev, kobj_class_t cls, void *devinfo,
const char *desc);
int mixer_delete(struct snd_mixer *m);
int mixer_init(device_t dev, kobj_class_t cls, void *devinfo);
int mixer_uninit(device_t dev);
int mixer_reinit(device_t dev);
int mixer_ioctl_cmd(struct cdev *i_dev, u_long cmd, caddr_t arg, int mode, struct thread *td, int from);
int mixer_oss_mixerinfo(struct cdev *i_dev, oss_mixerinfo *mi);
int mixer_hwvol_init(device_t dev);
void mixer_hwvol_mute(device_t dev);
void mixer_hwvol_step(device_t dev, int left_step, int right_step);
int mixer_busy(struct snd_mixer *m);
int mix_set(struct snd_mixer *m, u_int dev, u_int left, u_int right);
int mix_get(struct snd_mixer *m, u_int dev);
int mix_setrecsrc(struct snd_mixer *m, u_int32_t src);
u_int32_t mix_getrecsrc(struct snd_mixer *m);
int mix_get_type(struct snd_mixer *m);
void mix_setdevs(struct snd_mixer *m, u_int32_t v);
void mix_setrecdevs(struct snd_mixer *m, u_int32_t v);
u_int32_t mix_getdevs(struct snd_mixer *m);
u_int32_t mix_getrecdevs(struct snd_mixer *m);
void mix_setparentchild(struct snd_mixer *m, u_int32_t parent, u_int32_t childs);
void mix_setrealdev(struct snd_mixer *m, u_int32_t dev, u_int32_t realdev);
u_int32_t mix_getparent(struct snd_mixer *m, u_int32_t dev);
u_int32_t mix_getchild(struct snd_mixer *m, u_int32_t dev);
void *mix_getdevinfo(struct snd_mixer *m);
struct mtx *mixer_get_lock(struct snd_mixer *m);
extern int mixer_count;
#define MIXER_CMD_DIRECT 0 /* send command within driver */
#define MIXER_CMD_CDEV 1 /* send command from cdev/ioctl */
#define MIXER_TYPE_PRIMARY 0 /* mixer_init() */
#define MIXER_TYPE_SECONDARY 1 /* mixer_create() */
/*
* this is a kludge to allow hiding of the struct snd_mixer definition
* 512 should be enough for all architectures
*/
#define MIXER_SIZE (512 + sizeof(struct kobj) + \
sizeof(oss_mixer_enuminfo))
#define MIXER_DECLARE(name) static DEFINE_CLASS(name, name ## _methods, MIXER_SIZE)