ad1848var.h revision 1.9
1 /* $NetBSD: ad1848var.h,v 1.9 2002/08/22 20:42:22 martin Exp $ */ 2 3 /*- 4 * Copyright (c) 1999 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 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 /* 39 * Copyright (c) 1994 John Brezak 40 * Copyright (c) 1991-1993 Regents of the University of California. 41 * All rights reserved. 42 * 43 * Redistribution and use in source and binary forms, with or without 44 * modification, are permitted provided that the following conditions 45 * are met: 46 * 1. Redistributions of source code must retain the above copyright 47 * notice, this list of conditions and the following disclaimer. 48 * 2. Redistributions in binary form must reproduce the above copyright 49 * notice, this list of conditions and the following disclaimer in the 50 * documentation and/or other materials provided with the distribution. 51 * 3. All advertising materials mentioning features or use of this software 52 * must display the following acknowledgement: 53 * This product includes software developed by the Computer Systems 54 * Engineering Group at Lawrence Berkeley Laboratory. 55 * 4. Neither the name of the University nor of the Laboratory may be used 56 * to endorse or promote products derived from this software without 57 * specific prior written permission. 58 * 59 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 60 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 61 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 62 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 63 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 64 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 65 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 66 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 67 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 68 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 69 * SUCH DAMAGE. 70 * 71 */ 72 73 74 struct ad1848_volume { 75 u_char left; 76 u_char right; 77 }; 78 79 struct ad1848_softc { 80 struct device sc_dev; /* base device */ 81 bus_space_tag_t sc_iot; /* tag */ 82 bus_space_handle_t sc_ioh; /* handle */ 83 84 int (*sc_readreg)__P((struct ad1848_softc *, int)); 85 void (*sc_writereg)__P((struct ad1848_softc *, int, int)); 86 #define ADREAD(sc, index) (*(sc)->sc_readreg)(sc, index) 87 #define ADWRITE(sc, index, data) (*(sc)->sc_writereg)(sc, index, data) 88 89 void *parent; 90 91 /* We keep track of these */ 92 struct ad1848_volume gains[6]; 93 struct ad1848_volume rec_gain; 94 95 int rec_port; /* recording port */ 96 97 /* ad1848 */ 98 u_char MCE_bit; 99 char mic_gain_on; /* CS4231 only */ 100 char mute[6]; 101 102 char *chip_name; 103 int mode; 104 int is_ad1845; 105 106 u_int precision; /* 8/16 bits */ 107 int channels; 108 109 u_char speed_bits; 110 u_char format_bits; 111 u_char need_commit; 112 113 u_char wave_mute_status; 114 int open_mode; 115 }; 116 117 #define MUTE_LEFT 1 118 #define MUTE_RIGHT 2 119 #define MUTE_ALL (MUTE_LEFT | MUTE_RIGHT) 120 #define MUTE_MONO MUTE_ALL 121 122 #define WAVE_MUTE0 1 /* force mute (overrides UNMUTE1) */ 123 #define WAVE_UNMUTE1 2 /* unmute (overrides MUTE2) */ 124 #define WAVE_MUTE2 4 /* weak mute */ 125 #define WAVE_MUTE2_INIT 0 /* init and MUTE2 */ 126 127 /* 128 * Don't change this ordering without seriously looking around. 129 * These are indexes into mute[] array and into a register 130 * information array. 131 */ 132 #define AD1848_AUX2_CHANNEL 0 133 #define AD1848_AUX1_CHANNEL 1 134 #define AD1848_DAC_CHANNEL 2 135 #define AD1848_LINE_CHANNEL 3 136 #define AD1848_MONO_CHANNEL 4 137 #define AD1848_OUT_CHANNEL 5 138 #define AD1848_MONITOR_CHANNEL 6 /* Doesn't seem to be on all later chips */ 139 140 /* 141 * Ad1848 registers. 142 */ 143 #define MIC_IN_PORT 0 144 #define LINE_IN_PORT 1 145 #define AUX1_IN_PORT 2 146 #define DAC_IN_PORT 3 147 148 #define AD1848_KIND_LVL 0 149 #define AD1848_KIND_MUTE 1 150 #define AD1848_KIND_RECORDGAIN 2 151 #define AD1848_KIND_MICGAIN 3 152 #define AD1848_KIND_RECORDSOURCE 4 153 154 typedef struct ad1848_devmap { 155 int id; 156 int kind; 157 int dev; 158 } ad1848_devmap_t; 159 160 #ifdef _KERNEL 161 162 int ad_read __P((struct ad1848_softc *, int)); 163 int ad_xread __P((struct ad1848_softc *, int)); 164 void ad_write __P((struct ad1848_softc *, int, int)); 165 void ad_xwrite __P((struct ad1848_softc *, int, int)); 166 167 void ad1848_attach __P((struct ad1848_softc *)); 168 void ad1848_reset __P((struct ad1848_softc *)); 169 int ad1848_open __P((void *, int)); 170 void ad1848_close __P((void *)); 171 172 int ad1848_mixer_get_port __P((struct ad1848_softc *, ad1848_devmap_t *, 173 int, mixer_ctrl_t *)); 174 int ad1848_mixer_set_port __P((struct ad1848_softc *, ad1848_devmap_t *, 175 int, mixer_ctrl_t *)); 176 int ad1848_set_speed __P((struct ad1848_softc *, u_long *)); 177 void ad1848_mute_wave_output __P((struct ad1848_softc *, int, int)); 178 int ad1848_query_encoding __P((void *, struct audio_encoding *)); 179 int ad1848_set_params __P((void *, int, int, struct audio_params *, 180 struct audio_params *)); 181 int ad1848_round_blocksize __P((void *, int)); 182 int ad1848_commit_settings __P((void *)); 183 int ad1848_set_rec_port __P((struct ad1848_softc *, int)); 184 int ad1848_get_rec_port __P((struct ad1848_softc *)); 185 int ad1848_set_channel_gain __P((struct ad1848_softc *, int, 186 struct ad1848_volume *)); 187 int ad1848_get_device_gain __P((struct ad1848_softc *, int, 188 struct ad1848_volume *)); 189 int ad1848_set_rec_gain __P((struct ad1848_softc *, 190 struct ad1848_volume *)); 191 int ad1848_get_rec_gain __P((struct ad1848_softc *, 192 struct ad1848_volume *)); 193 /* Note: The mic pre-MUX gain is not a variable gain, it's 20dB or 0dB */ 194 int ad1848_set_mic_gain __P((struct ad1848_softc *, 195 struct ad1848_volume *)); 196 int ad1848_get_mic_gain __P((struct ad1848_softc *, 197 struct ad1848_volume *)); 198 void ad1848_mute_channel __P((struct ad1848_softc *, int device, int mute)); 199 int ad1848_to_vol __P((mixer_ctrl_t *, struct ad1848_volume *)); 200 int ad1848_from_vol __P((mixer_ctrl_t *, struct ad1848_volume *)); 201 202 int ad1848_halt_output __P((void *)); 203 int ad1848_halt_input __P((void *)); 204 paddr_t ad1848_mappage __P((void *, void *, off_t, int)); 205 206 #ifdef AUDIO_DEBUG 207 void ad1848_dump_regs __P((struct ad1848_softc *)); 208 #endif 209 210 #endif 211
Indexes created Thu Oct 23 22:10:10 GMT 2025