diff options
Diffstat (limited to 'sys/dev/usb/sound/uaudio.h')
| -rw-r--r-- | sys/dev/usb/sound/uaudio.h | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/sys/dev/usb/sound/uaudio.h b/sys/dev/usb/sound/uaudio.h new file mode 100644 index 0000000..e763c6d --- /dev/null +++ b/sys/dev/usb/sound/uaudio.h @@ -0,0 +1,63 @@ +/* $FreeBSD$ */ + +/*- + * Copyright (c) 2000-2002 Hiroyuki Aizu <aizu@navi.org> + * + * 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. + */ + +/* prototypes from "uaudio.c" used by "uaudio_pcm.c" */ + +struct uaudio_chan; +struct uaudio_softc; +struct snd_dbuf; +struct snd_mixer; +struct pcm_channel; + +extern int uaudio_attach_sub(device_t dev, kobj_class_t mixer_class, + kobj_class_t chan_class); +extern int uaudio_detach_sub(device_t dev); +extern void *uaudio_chan_init(struct uaudio_softc *sc, struct snd_dbuf *b, + struct pcm_channel *c, int dir); +extern int uaudio_chan_free(struct uaudio_chan *ch); +extern int uaudio_chan_set_param_blocksize(struct uaudio_chan *ch, + uint32_t blocksize); +extern int uaudio_chan_set_param_fragments(struct uaudio_chan *ch, + uint32_t blocksize, uint32_t blockcount); +extern int uaudio_chan_set_param_speed(struct uaudio_chan *ch, + uint32_t speed); +extern int uaudio_chan_getptr(struct uaudio_chan *ch); +extern struct pcmchan_caps *uaudio_chan_getcaps(struct uaudio_chan *ch); +extern int uaudio_chan_set_param_format(struct uaudio_chan *ch, + uint32_t format); +extern int uaudio_chan_start(struct uaudio_chan *ch); +extern int uaudio_chan_stop(struct uaudio_chan *ch); +extern int uaudio_mixer_init_sub(struct uaudio_softc *sc, + struct snd_mixer *m); +extern int uaudio_mixer_uninit_sub(struct uaudio_softc *sc); +extern void uaudio_mixer_set(struct uaudio_softc *sc, unsigned type, + unsigned left, unsigned right); +extern uint32_t uaudio_mixer_setrecsrc(struct uaudio_softc *sc, uint32_t src); + +int uaudio_get_vendor(device_t dev); +int uaudio_get_product(device_t dev); +int uaudio_get_release(device_t dev); |
