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/* $OpenBSD: am7930var.h,v 1.6 2022/10/26 20:19:07 kn Exp $ */
/* $NetBSD: am7930var.h,v 1.10 2005/01/15 15:19:52 kent Exp $ */
/*
* Copyright (c) 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* This software was developed by the Computer Systems Engineering group
* at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
* contributed to Berkeley.
*
* All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Lawrence Berkeley Laboratory.
*
* 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.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
*
* @(#)bsd_audiovar.h 8.1 (Berkeley) 6/11/93
*/
struct am7930_softc;
struct am7930_glue {
uint8_t (*codec_iread)(struct am7930_softc *sc, int);
void (*codec_iwrite)(struct am7930_softc *sc, int, uint8_t);
uint16_t (*codec_iread16)(struct am7930_softc *sc, int);
void (*codec_iwrite16)(struct am7930_softc *sc, int, uint16_t);
void (*onopen)(struct am7930_softc *sc);
void (*onclose)(struct am7930_softc *sc);
int precision;
};
struct am7930_softc {
struct device sc_dev; /* base device */
int sc_open;
int sc_locked;
uint8_t sc_rlevel; /* record level */
uint8_t sc_plevel; /* play level */
uint8_t sc_mlevel; /* monitor level */
uint8_t sc_out_port; /* output port */
uint8_t sc_mic_mute;
struct am7930_glue *sc_glue;
};
extern int am7930debug;
void am7930_init(struct am7930_softc *, int);
#define AM7930_IWRITE(x,y,z) (*(x)->sc_glue->codec_iwrite)((x),(y),(z))
#define AM7930_IREAD(x,y) (*(x)->sc_glue->codec_iread)((x),(y))
#define AM7930_IWRITE16(x,y,z) (*(x)->sc_glue->codec_iwrite16)((x),(y),(z))
#define AM7930_IREAD16(x,y) (*(x)->sc_glue->codec_iread16)((x),(y))
#define AUDIOAMD_POLL_MODE 0
#define AUDIOAMD_DMA_MODE 1
/*
* audio channel definitions.
*/
#define AUDIOAMD_SPEAKER_VOL 0 /* speaker volume */
#define AUDIOAMD_HEADPHONES_VOL 1 /* headphones volume */
#define AUDIOAMD_OUTPUT_CLASS 2
#define AUDIOAMD_MONITOR_VOL 3 /* monitor input volume */
#define AUDIOAMD_MONITOR_OUTPUT 4 /* output selector */
#define AUDIOAMD_MONITOR_CLASS 5
#define AUDIOAMD_MIC_VOL 6 /* microphone volume */
#define AUDIOAMD_MIC_MUTE 7
#define AUDIOAMD_INPUT_CLASS 8
#define AUDIOAMD_RECORD_SOURCE 9 /* source selector */
#define AUDIOAMD_RECORD_CLASS 10
/*
* audio(9) MI callbacks from upper-level audio layer.
*/
struct audio_params;
int am7930_open(void *, int);
void am7930_close(void *);
int am7930_set_params(void *, int, int, struct audio_params *,
struct audio_params *);
int am7930_commit_settings(void *);
int am7930_round_blocksize(void *, int);
int am7930_halt_output(void *);
int am7930_halt_input(void *);
int am7930_set_port(void *, mixer_ctrl_t *);
int am7930_get_port(void *, mixer_ctrl_t *);
int am7930_query_devinfo(void *, mixer_devinfo_t *);
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