210 lines
7.7 KiB
C
210 lines
7.7 KiB
C
/* $NetBSD: ad1848var.h,v 1.12 2005/01/15 15:19:52 kent Exp $ */
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/*-
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* Copyright (c) 1999 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Ken Hornstein and John Kohl.
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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. 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 NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Copyright (c) 1994 John Brezak
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* Copyright (c) 1991-1993 Regents of the University of California.
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* All rights reserved.
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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. 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 Computer Systems
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* Engineering Group at Lawrence Berkeley Laboratory.
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* 4. Neither the name of the University nor of the Laboratory may be used
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* to endorse or promote products derived from this software without
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* 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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*/
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#define MUTE_LEFT 1
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#define MUTE_RIGHT 2
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#define MUTE_ALL (MUTE_LEFT | MUTE_RIGHT)
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#define MUTE_MONO MUTE_ALL
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#define WAVE_MUTE0 1 /* force mute (overrides UNMUTE1) */
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#define WAVE_UNMUTE1 2 /* unmute (overrides MUTE2) */
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#define WAVE_MUTE2 4 /* weak mute */
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#define WAVE_MUTE2_INIT 0 /* init and MUTE2 */
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/*
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* Don't change this ordering without seriously looking around.
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* These are indexes into mute[] array and into a register
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* information array.
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*/
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#define AD1848_AUX2_CHANNEL 0
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#define AD1848_AUX1_CHANNEL 1
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#define AD1848_DAC_CHANNEL 2
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#define AD1848_LINE_CHANNEL 3
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#define AD1848_MONO_CHANNEL 4
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#define AD1848_OUT_CHANNEL 5
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#define AD1848_MONITOR_CHANNEL 6 /* Doesn't seem to be on all later chips */
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#define AD1848_NUM_CHANNELS 7
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struct ad1848_volume {
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u_char left;
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u_char right;
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};
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struct ad1848_softc {
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struct device sc_dev; /* base device */
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bus_space_tag_t sc_iot; /* tag */
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bus_space_handle_t sc_ioh; /* handle */
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int (*sc_readreg)(struct ad1848_softc *, int);
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void (*sc_writereg)(struct ad1848_softc *, int, int);
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#define ADREAD(sc, index) (*(sc)->sc_readreg)(sc, index)
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#define ADWRITE(sc, index, data) (*(sc)->sc_writereg)(sc, index, data)
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void *parent;
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/* We keep track of these */
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struct ad1848_volume gains[AD1848_NUM_CHANNELS];
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struct ad1848_volume rec_gain;
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int rec_port; /* recording port */
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/* ad1848 */
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u_char MCE_bit;
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char mic_gain_on; /* CS4231 only */
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char mute[AD1848_NUM_CHANNELS];
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char *chip_name;
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int mode;
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int is_ad1845;
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u_int precision; /* 8/16 bits */
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int channels;
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u_char speed_bits;
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u_char format_bits;
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u_char need_commit;
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u_char wave_mute_status;
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int open_mode;
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};
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/*
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* Ad1848 registers.
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*/
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#define MIC_IN_PORT 0
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#define LINE_IN_PORT 1
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#define AUX1_IN_PORT 2
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#define DAC_IN_PORT 3
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#define AD1848_KIND_LVL 0
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#define AD1848_KIND_MUTE 1
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#define AD1848_KIND_RECORDGAIN 2
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#define AD1848_KIND_MICGAIN 3
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#define AD1848_KIND_RECORDSOURCE 4
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typedef struct ad1848_devmap {
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int id;
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int kind;
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int dev;
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} ad1848_devmap_t;
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#ifdef _KERNEL
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int ad_read(struct ad1848_softc *, int);
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int ad_xread(struct ad1848_softc *, int);
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void ad_write(struct ad1848_softc *, int, int);
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void ad_xwrite(struct ad1848_softc *, int, int);
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void ad1848_attach(struct ad1848_softc *);
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void ad1848_reset(struct ad1848_softc *);
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int ad1848_open(void *, int);
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void ad1848_close(void *);
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int ad1848_mixer_get_port(struct ad1848_softc *, ad1848_devmap_t *,
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int, mixer_ctrl_t *);
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int ad1848_mixer_set_port(struct ad1848_softc *, ad1848_devmap_t *,
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int, mixer_ctrl_t *);
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int ad1848_set_speed(struct ad1848_softc *, u_int *);
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void ad1848_mute_wave_output(struct ad1848_softc *, int, int);
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int ad1848_query_encoding(void *, struct audio_encoding *);
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int ad1848_set_params(void *, int, int, audio_params_t *,
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audio_params_t *, stream_filter_list_t *,
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stream_filter_list_t *);
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int ad1848_round_blocksize(void *, int, int, const audio_params_t *);
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int ad1848_commit_settings(void *);
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int ad1848_set_rec_port(struct ad1848_softc *, int);
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int ad1848_get_rec_port(struct ad1848_softc *);
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int ad1848_set_channel_gain(struct ad1848_softc *, int,
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struct ad1848_volume *);
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int ad1848_get_device_gain(struct ad1848_softc *, int,
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struct ad1848_volume *);
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int ad1848_set_rec_gain(struct ad1848_softc *, struct ad1848_volume *);
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int ad1848_get_rec_gain(struct ad1848_softc *, struct ad1848_volume *);
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/* Note: The mic pre-MUX gain is not a variable gain, it's 20dB or 0dB */
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int ad1848_set_mic_gain(struct ad1848_softc *, struct ad1848_volume *);
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int ad1848_get_mic_gain(struct ad1848_softc *, struct ad1848_volume *);
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void ad1848_mute_channel(struct ad1848_softc *, int, int);
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int ad1848_to_vol(mixer_ctrl_t *, struct ad1848_volume *);
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int ad1848_from_vol(mixer_ctrl_t *, struct ad1848_volume *);
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int ad1848_halt_output(void *);
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int ad1848_halt_input(void *);
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paddr_t ad1848_mappage(void *, void *, off_t, int);
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#ifdef AUDIO_DEBUG
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void ad1848_dump_regs(struct ad1848_softc *);
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#endif
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#endif
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