118 lines
4.2 KiB
C
118 lines
4.2 KiB
C
/* $OpenBSD: am7930var.h,v 1.6 2022/10/26 20:19:07 kn Exp $ */
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/* $NetBSD: am7930var.h,v 1.10 2005/01/15 15:19:52 kent Exp $ */
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/*
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This software was developed by the Computer Systems Engineering group
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* at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
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* contributed to Berkeley.
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*
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* All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Lawrence Berkeley Laboratory.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)bsd_audiovar.h 8.1 (Berkeley) 6/11/93
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*/
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struct am7930_softc;
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struct am7930_glue {
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uint8_t (*codec_iread)(struct am7930_softc *sc, int);
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void (*codec_iwrite)(struct am7930_softc *sc, int, uint8_t);
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uint16_t (*codec_iread16)(struct am7930_softc *sc, int);
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void (*codec_iwrite16)(struct am7930_softc *sc, int, uint16_t);
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void (*onopen)(struct am7930_softc *sc);
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void (*onclose)(struct am7930_softc *sc);
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int precision;
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};
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struct am7930_softc {
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struct device sc_dev; /* base device */
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int sc_open;
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int sc_locked;
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uint8_t sc_rlevel; /* record level */
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uint8_t sc_plevel; /* play level */
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uint8_t sc_mlevel; /* monitor level */
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uint8_t sc_out_port; /* output port */
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uint8_t sc_mic_mute;
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struct am7930_glue *sc_glue;
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};
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extern int am7930debug;
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void am7930_init(struct am7930_softc *, int);
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#define AM7930_IWRITE(x,y,z) (*(x)->sc_glue->codec_iwrite)((x),(y),(z))
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#define AM7930_IREAD(x,y) (*(x)->sc_glue->codec_iread)((x),(y))
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#define AM7930_IWRITE16(x,y,z) (*(x)->sc_glue->codec_iwrite16)((x),(y),(z))
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#define AM7930_IREAD16(x,y) (*(x)->sc_glue->codec_iread16)((x),(y))
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#define AUDIOAMD_POLL_MODE 0
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#define AUDIOAMD_DMA_MODE 1
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/*
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* audio channel definitions.
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*/
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#define AUDIOAMD_SPEAKER_VOL 0 /* speaker volume */
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#define AUDIOAMD_HEADPHONES_VOL 1 /* headphones volume */
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#define AUDIOAMD_OUTPUT_CLASS 2
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#define AUDIOAMD_MONITOR_VOL 3 /* monitor input volume */
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#define AUDIOAMD_MONITOR_OUTPUT 4 /* output selector */
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#define AUDIOAMD_MONITOR_CLASS 5
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#define AUDIOAMD_MIC_VOL 6 /* microphone volume */
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#define AUDIOAMD_MIC_MUTE 7
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#define AUDIOAMD_INPUT_CLASS 8
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#define AUDIOAMD_RECORD_SOURCE 9 /* source selector */
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#define AUDIOAMD_RECORD_CLASS 10
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/*
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* audio(9) MI callbacks from upper-level audio layer.
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*/
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struct audio_params;
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int am7930_open(void *, int);
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void am7930_close(void *);
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int am7930_set_params(void *, int, int, struct audio_params *,
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struct audio_params *);
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int am7930_commit_settings(void *);
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int am7930_round_blocksize(void *, int);
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int am7930_halt_output(void *);
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int am7930_halt_input(void *);
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int am7930_set_port(void *, mixer_ctrl_t *);
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int am7930_get_port(void *, mixer_ctrl_t *);
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int am7930_query_devinfo(void *, mixer_devinfo_t *);
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