uaudio.h revision 185948
159769Sgrog/* $FreeBSD: head/sys/dev/usb2/sound/uaudio2.h 185948 2008-12-11 23:13:02Z thompsa $ */ 259769Sgrog 324424Swosch/*- 424424Swosch * Copyright (c) 2000-2002 Hiroyuki Aizu <aizu@navi.org> 524424Swosch * 624424Swosch * Redistribution and use in source and binary forms, with or without 724424Swosch * modification, are permitted provided that the following conditions 824424Swosch * are met: 924424Swosch * 1. Redistributions of source code must retain the above copyright 1024424Swosch * notice, this list of conditions and the following disclaimer. 1124424Swosch * 2. Redistributions in binary form must reproduce the above copyright 1224424Swosch * notice, this list of conditions and the following disclaimer in the 1324424Swosch * documentation and/or other materials provided with the distribution. 1424424Swosch * 1542704Swosch * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1642704Swosch * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1742704Swosch * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1824424Swosch * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1942704Swosch * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2042704Swosch * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2142704Swosch * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2242704Swosch * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2342704Swosch * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2442704Swosch * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2542704Swosch * SUCH DAMAGE. 2642704Swosch */ 2742704Swosch 2842704Swosch/* prototypes from "uaudio.c" used by "uaudio_pcm.c" */ 2942704Swosch 3059769Sgrogstruct uaudio_chan; 3159769Sgrogstruct uaudio_softc; 3259769Sgrogstruct snd_dbuf; 3359769Sgrogstruct snd_mixer; 3459769Sgrogstruct pcm_channel; 3559769Sgrog 3659769Sgrogextern int uaudio_attach_sub(device_t dev, kobj_class_t mixer_class, 3759769Sgrog kobj_class_t chan_class); 3859769Sgrogextern int uaudio_detach_sub(device_t dev); 3924424Swoschextern void *uaudio_chan_init(struct uaudio_softc *sc, struct snd_dbuf *b, 4042704Swosch struct pcm_channel *c, int dir); 4124424Swoschextern int uaudio_chan_free(struct uaudio_chan *ch); 4242704Swoschextern int uaudio_chan_set_param_blocksize(struct uaudio_chan *ch, 4324424Swosch uint32_t blocksize); 4442704Swoschextern int uaudio_chan_set_param_fragments(struct uaudio_chan *ch, 4524424Swosch uint32_t blocksize, uint32_t blockcount); 4624424Swoschextern int uaudio_chan_set_param_speed(struct uaudio_chan *ch, 4724424Swosch uint32_t speed); 4842704Swoschextern int uaudio_chan_getptr(struct uaudio_chan *ch); 4925031Swoschextern struct pcmchan_caps *uaudio_chan_getcaps(struct uaudio_chan *ch); 5059156Swoschextern int uaudio_chan_set_param_format(struct uaudio_chan *ch, 5125031Swosch uint32_t format); 5225031Swoschextern int uaudio_chan_start(struct uaudio_chan *ch); 5324424Swoschextern int uaudio_chan_stop(struct uaudio_chan *ch); 5424424Swoschextern int uaudio_mixer_init_sub(struct uaudio_softc *sc, 5524424Swosch struct snd_mixer *m); 5624424Swoschextern int uaudio_mixer_uninit_sub(struct uaudio_softc *sc); 5771231Sitojunextern void uaudio_mixer_set(struct uaudio_softc *sc, unsigned type, 5824424Swosch unsigned left, unsigned right); 5971231Sitojunextern uint32_t uaudio_mixer_setrecsrc(struct uaudio_softc *sc, uint32_t src); 6025031Swosch 6171231Sitojunint uaudio_get_vendor(device_t dev); 6224424Swoschint uaudio_get_product(device_t dev); 6325031Swoschint uaudio_get_release(device_t dev); 6425031Swosch