1 /* $NetBSD: ad1848var.h,v 1.20 2020/02/29 05:51:11 isaki Exp $ */ 2 3 /*- 4 * Copyright (c) 1999, 2008 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Ken Hornstein and John Kohl. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 /* 32 * Copyright (c) 1994 John Brezak 33 * Copyright (c) 1991-1993 Regents of the University of California. 34 * All rights reserved. 35 * 36 * Redistribution and use in source and binary forms, with or without 37 * modification, are permitted provided that the following conditions 38 * are met: 39 * 1. Redistributions of source code must retain the above copyright 40 * notice, this list of conditions and the following disclaimer. 41 * 2. Redistributions in binary form must reproduce the above copyright 42 * notice, this list of conditions and the following disclaimer in the 43 * documentation and/or other materials provided with the distribution. 44 * 3. All advertising materials mentioning features or use of this software 45 * must display the following acknowledgement: 46 * This product includes software developed by the Computer Systems 47 * Engineering Group at Lawrence Berkeley Laboratory. 48 * 4. Neither the name of the University nor of the Laboratory may be used 49 * to endorse or promote products derived from this software without 50 * specific prior written permission. 51 * 52 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 53 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 54 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 55 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 56 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 57 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 58 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 59 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 60 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 61 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 62 * SUCH DAMAGE. 63 * 64 */ 65 66 67 #define MUTE_LEFT 1 68 #define MUTE_RIGHT 2 69 #define MUTE_ALL (MUTE_LEFT | MUTE_RIGHT) 70 #define MUTE_MONO MUTE_ALL 71 72 #define WAVE_MUTE0 1 /* force mute (overrides UNMUTE1) */ 73 #define WAVE_UNMUTE1 2 /* unmute (overrides MUTE2) */ 74 #define WAVE_MUTE2 4 /* weak mute */ 75 #define WAVE_MUTE2_INIT 0 /* init and MUTE2 */ 76 77 /* 78 * Don't change this ordering without seriously looking around. 79 * These are indexes into mute[] array and into a register 80 * information array. 81 */ 82 #define AD1848_AUX2_CHANNEL 0 83 #define AD1848_AUX1_CHANNEL 1 84 #define AD1848_DAC_CHANNEL 2 85 #define AD1848_LINE_CHANNEL 3 86 #define AD1848_MONO_CHANNEL 4 87 #define AD1848_OUT_CHANNEL 5 88 #define AD1848_MONITOR_CHANNEL 6 /* Doesn't seem to be on all later chips */ 89 90 #define AD1848_NUM_CHANNELS 7 91 92 struct ad1848_volume { 93 u_char left; 94 u_char right; 95 }; 96 97 struct ad1848_softc { 98 device_t sc_dev; /* base device */ 99 kmutex_t sc_lock; 100 kmutex_t sc_intr_lock; 101 bus_space_tag_t sc_iot; /* tag */ 102 bus_space_handle_t sc_ioh; /* handle */ 103 104 int (*sc_readreg)(struct ad1848_softc *, int); 105 void (*sc_writereg)(struct ad1848_softc *, int, int); 106 #define ADREAD(sc, index) (*(sc)->sc_readreg)(sc, index) 107 #define ADWRITE(sc, index, data) (*(sc)->sc_writereg)(sc, index, data) 108 109 void *parent; 110 111 /* We keep track of these */ 112 struct ad1848_volume gains[AD1848_NUM_CHANNELS]; 113 struct ad1848_volume rec_gain; 114 115 int rec_port; /* recording port */ 116 117 /* ad1848 */ 118 u_char MCE_bit; 119 char mic_gain_on; /* CS4231 only */ 120 char mute[AD1848_NUM_CHANNELS]; 121 122 const char *chip_name; 123 int mode; 124 int is_ad1845; 125 126 u_int precision; /* 8/16 bits */ 127 int channels; 128 129 u_char speed_bits; 130 u_char format_bits; 131 u_char need_commit; 132 133 u_char wave_mute_status; 134 int open_mode; 135 }; 136 137 /* 138 * Ad1848 registers. 139 */ 140 #define MIC_IN_PORT 0 141 #define LINE_IN_PORT 1 142 #define AUX1_IN_PORT 2 143 #define DAC_IN_PORT 3 144 145 #define AD1848_KIND_LVL 0 146 #define AD1848_KIND_MUTE 1 147 #define AD1848_KIND_RECORDGAIN 2 148 #define AD1848_KIND_MICGAIN 3 149 #define AD1848_KIND_RECORDSOURCE 4 150 151 typedef struct ad1848_devmap { 152 int id; 153 int kind; 154 int dev; 155 } ad1848_devmap_t; 156 157 #ifdef _KERNEL 158 159 int ad_read(struct ad1848_softc *, int); 160 int ad_xread(struct ad1848_softc *, int); 161 void ad_write(struct ad1848_softc *, int, int); 162 void ad_xwrite(struct ad1848_softc *, int, int); 163 164 void ad1848_attach(struct ad1848_softc *); 165 void ad1848_reset(struct ad1848_softc *); 166 int ad1848_open(void *, int); 167 void ad1848_close(void *); 168 169 int ad1848_mixer_get_port(struct ad1848_softc *, const ad1848_devmap_t *, 170 int, mixer_ctrl_t *); 171 int ad1848_mixer_set_port(struct ad1848_softc *, const ad1848_devmap_t *, 172 int, mixer_ctrl_t *); 173 int ad1848_set_speed(struct ad1848_softc *, u_int *); 174 void ad1848_mute_wave_output(struct ad1848_softc *, int, int); 175 int ad1848_query_format(void *, audio_format_query_t *); 176 int ad1848_set_format(void *, int, 177 const audio_params_t *, const audio_params_t *, 178 audio_filter_reg_t *, audio_filter_reg_t *); 179 int ad1848_commit_settings(void *); 180 int ad1848_set_rec_port(struct ad1848_softc *, int); 181 int ad1848_get_rec_port(struct ad1848_softc *); 182 int ad1848_set_channel_gain(struct ad1848_softc *, int, 183 struct ad1848_volume *); 184 int ad1848_get_device_gain(struct ad1848_softc *, int, 185 struct ad1848_volume *); 186 int ad1848_set_rec_gain(struct ad1848_softc *, struct ad1848_volume *); 187 int ad1848_get_rec_gain(struct ad1848_softc *, struct ad1848_volume *); 188 /* Note: The mic pre-MUX gain is not a variable gain, it's 20dB or 0dB */ 189 int ad1848_set_mic_gain(struct ad1848_softc *, struct ad1848_volume *); 190 int ad1848_get_mic_gain(struct ad1848_softc *, struct ad1848_volume *); 191 void ad1848_mute_channel(struct ad1848_softc *, int, int); 192 int ad1848_to_vol(mixer_ctrl_t *, struct ad1848_volume *); 193 int ad1848_from_vol(mixer_ctrl_t *, struct ad1848_volume *); 194 void ad1848_init_locks(struct ad1848_softc *, int); 195 void ad1848_destroy_locks(struct ad1848_softc *); 196 197 int ad1848_halt_output(void *); 198 int ad1848_halt_input(void *); 199 void ad1848_get_locks(void *, kmutex_t **, kmutex_t **); 200 201 #ifdef AUDIO_DEBUG 202 void ad1848_dump_regs(struct ad1848_softc *); 203 #endif 204 205 #endif 206
Indexes created Sat Sep 20 22:09:52 GMT 2025