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NetBSD/sys/dev/ic/ad1848var.h

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/* $NetBSD: ad1848var.h,v 1.8 2001/11/04 08:08:26 itohy Exp $ */
/*-
* Copyright (c) 1999 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Ken Hornstein and John Kohl.
*
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/
/*
* Copyright (c) 1994 John Brezak
* Copyright (c) 1991-1993 Regents of the University of California.
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the Computer Systems
* Engineering Group at Lawrence Berkeley Laboratory.
* 4. Neither the name of the University nor of the Laboratory 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.
*
*/
struct ad1848_volume {
u_char left;
u_char right;
};
struct ad1848_softc {
struct device sc_dev; /* base device */
bus_space_tag_t sc_iot; /* tag */
bus_space_handle_t sc_ioh; /* handle */
int (*sc_readreg)__P((struct ad1848_softc *, int));
void (*sc_writereg)__P((struct ad1848_softc *, int, int));
#define ADREAD(sc, index) (*(sc)->sc_readreg)(sc, index)
#define ADWRITE(sc, index, data) (*(sc)->sc_writereg)(sc, index, data)
void *parent;
/* We keep track of these */
struct ad1848_volume gains[6];
struct ad1848_volume rec_gain;
int rec_port; /* recording port */
/* ad1848 */
u_char MCE_bit;
char mic_gain_on; /* CS4231 only */
char mute[6];
char *chip_name;
int mode;
int is_ad1845;
u_int precision; /* 8/16 bits */
int channels;
u_char speed_bits;
u_char format_bits;
u_char need_commit;
u_char wave_mute_status;
int open_mode;
};
#define MUTE_LEFT 1
#define MUTE_RIGHT 2
#define MUTE_ALL (MUTE_LEFT | MUTE_RIGHT)
#define MUTE_MONO MUTE_ALL
#define WAVE_MUTE0 1 /* force mute (overrides UNMUTE1) */
#define WAVE_UNMUTE1 2 /* unmute (overrides MUTE2) */
#define WAVE_MUTE2 4 /* weak mute */
#define WAVE_MUTE2_INIT 0 /* init and MUTE2 */
/*
* Don't change this ordering without seriously looking around.
* These are indexes into mute[] array and into a register
* information array.
*/
#define AD1848_AUX2_CHANNEL 0
#define AD1848_AUX1_CHANNEL 1
#define AD1848_DAC_CHANNEL 2
#define AD1848_LINE_CHANNEL 3
#define AD1848_MONO_CHANNEL 4
#define AD1848_MONITOR_CHANNEL 5 /* Doesn't seem to be on all later chips */
/*
* Ad1848 registers.
*/
#define MIC_IN_PORT 0
#define LINE_IN_PORT 1
#define AUX1_IN_PORT 2
#define DAC_IN_PORT 3
#define AD1848_KIND_LVL 0
#define AD1848_KIND_MUTE 1
#define AD1848_KIND_RECORDGAIN 2
#define AD1848_KIND_MICGAIN 3
#define AD1848_KIND_RECORDSOURCE 4
typedef struct ad1848_devmap {
int id;
int kind;
int dev;
} ad1848_devmap_t;
#ifdef _KERNEL
int ad_read __P((struct ad1848_softc *, int));
int ad_xread __P((struct ad1848_softc *, int));
void ad_write __P((struct ad1848_softc *, int, int));
void ad_xwrite __P((struct ad1848_softc *, int, int));
void ad1848_attach __P((struct ad1848_softc *));
void ad1848_reset __P((struct ad1848_softc *));
int ad1848_open __P((void *, int));
void ad1848_close __P((void *));
int ad1848_mixer_get_port __P((struct ad1848_softc *, ad1848_devmap_t *,
int, mixer_ctrl_t *));
int ad1848_mixer_set_port __P((struct ad1848_softc *, ad1848_devmap_t *,
int, mixer_ctrl_t *));
int ad1848_set_speed __P((struct ad1848_softc *, u_long *));
void ad1848_mute_wave_output __P((struct ad1848_softc *, int, int));
int ad1848_query_encoding __P((void *, struct audio_encoding *));
int ad1848_set_params __P((void *, int, int, struct audio_params *,
struct audio_params *));
int ad1848_round_blocksize __P((void *, int));
int ad1848_commit_settings __P((void *));
int ad1848_set_rec_port __P((struct ad1848_softc *, int));
int ad1848_get_rec_port __P((struct ad1848_softc *));
int ad1848_set_channel_gain __P((struct ad1848_softc *, int,
struct ad1848_volume *));
int ad1848_get_device_gain __P((struct ad1848_softc *, int,
struct ad1848_volume *));
int ad1848_set_rec_gain __P((struct ad1848_softc *,
struct ad1848_volume *));
int ad1848_get_rec_gain __P((struct ad1848_softc *,
struct ad1848_volume *));
/* Note: The mic pre-MUX gain is not a variable gain, it's 20dB or 0dB */
int ad1848_set_mic_gain __P((struct ad1848_softc *,
struct ad1848_volume *));
int ad1848_get_mic_gain __P((struct ad1848_softc *,
struct ad1848_volume *));
void ad1848_mute_channel __P((struct ad1848_softc *, int device, int mute));
int ad1848_to_vol __P((mixer_ctrl_t *, struct ad1848_volume *));
int ad1848_from_vol __P((mixer_ctrl_t *, struct ad1848_volume *));
int ad1848_halt_output __P((void *));
int ad1848_halt_input __P((void *));
paddr_t ad1848_mappage __P((void *, void *, off_t, int));
#ifdef AUDIO_DEBUG
void ad1848_dump_regs __P((struct ad1848_softc *));
#endif
#endif
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