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NetBSD/sys/dev/ic/ad1848var.h

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/* $NetBSD: ad1848var.h,v 1.14 2005/12/11 12:21:25 christos 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.
*
*/
#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_OUT_CHANNEL 5
#define AD1848_MONITOR_CHANNEL 6 /* Doesn't seem to be on all later chips */
#define AD1848_NUM_CHANNELS 7
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)(struct ad1848_softc *, int);
void (*sc_writereg)(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[AD1848_NUM_CHANNELS];
struct ad1848_volume rec_gain;
int rec_port; /* recording port */
/* ad1848 */
u_char MCE_bit;
char mic_gain_on; /* CS4231 only */
char mute[AD1848_NUM_CHANNELS];
const 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;
};
/*
* 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(struct ad1848_softc *, int);
int ad_xread(struct ad1848_softc *, int);
void ad_write(struct ad1848_softc *, int, int);
void ad_xwrite(struct ad1848_softc *, int, int);
void ad1848_attach(struct ad1848_softc *);
void ad1848_reset(struct ad1848_softc *);
int ad1848_open(void *, int);
void ad1848_close(void *);
int ad1848_mixer_get_port(struct ad1848_softc *, ad1848_devmap_t *,
int, mixer_ctrl_t *);
int ad1848_mixer_set_port(struct ad1848_softc *, ad1848_devmap_t *,
int, mixer_ctrl_t *);
int ad1848_set_speed(struct ad1848_softc *, u_int *);
void ad1848_mute_wave_output(struct ad1848_softc *, int, int);
int ad1848_query_encoding(void *, struct audio_encoding *);
int ad1848_set_params(void *, int, int, audio_params_t *,
audio_params_t *, stream_filter_list_t *,
stream_filter_list_t *);
int ad1848_round_blocksize(void *, int, int, const audio_params_t *);
int ad1848_commit_settings(void *);
int ad1848_set_rec_port(struct ad1848_softc *, int);
int ad1848_get_rec_port(struct ad1848_softc *);
int ad1848_set_channel_gain(struct ad1848_softc *, int,
struct ad1848_volume *);
int ad1848_get_device_gain(struct ad1848_softc *, int,
struct ad1848_volume *);
int ad1848_set_rec_gain(struct ad1848_softc *, struct ad1848_volume *);
int ad1848_get_rec_gain(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(struct ad1848_softc *, struct ad1848_volume *);
int ad1848_get_mic_gain(struct ad1848_softc *, struct ad1848_volume *);
void ad1848_mute_channel(struct ad1848_softc *, int, int);
int ad1848_to_vol(mixer_ctrl_t *, struct ad1848_volume *);
int ad1848_from_vol(mixer_ctrl_t *, struct ad1848_volume *);
int ad1848_halt_output(void *);
int ad1848_halt_input(void *);
paddr_t ad1848_mappage(void *, void *, off_t, int);
#ifdef AUDIO_DEBUG
void ad1848_dump_regs(struct ad1848_softc *);
#endif
#endif
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