1 /* $NetBSD: ad1848var.h,v 1.15 2007/12/11 00:21:51 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 #define MUTE_LEFT 1 75 #define MUTE_RIGHT 2 76 #define MUTE_ALL (MUTE_LEFT | MUTE_RIGHT) 77 #define MUTE_MONO MUTE_ALL 78 79 #define WAVE_MUTE0 1 /* force mute (overrides UNMUTE1) */ 80 #define WAVE_UNMUTE1 2 /* unmute (overrides MUTE2) */ 81 #define WAVE_MUTE2 4 /* weak mute */ 82 #define WAVE_MUTE2_INIT 0 /* init and MUTE2 */ 83 84 /* 85 * Don't change this ordering without seriously looking around. 86 * These are indexes into mute[] array and into a register 87 * information array. 88 */ 89 #define AD1848_AUX2_CHANNEL 0 90 #define AD1848_AUX1_CHANNEL 1 91 #define AD1848_DAC_CHANNEL 2 92 #define AD1848_LINE_CHANNEL 3 93 #define AD1848_MONO_CHANNEL 4 94 #define AD1848_OUT_CHANNEL 5 95 #define AD1848_MONITOR_CHANNEL 6 /* Doesn't seem to be on all later chips */ 96 97 #define AD1848_NUM_CHANNELS 7 98 99 struct ad1848_volume { 100 u_char left; 101 u_char right; 102 }; 103 104 struct ad1848_softc { 105 struct device sc_dev; /* base device */ 106 bus_space_tag_t sc_iot; /* tag */ 107 bus_space_handle_t sc_ioh; /* handle */ 108 109 int (*sc_readreg)(struct ad1848_softc *, int); 110 void (*sc_writereg)(struct ad1848_softc *, int, int); 111 #define ADREAD(sc, index) (*(sc)->sc_readreg)(sc, index) 112 #define ADWRITE(sc, index, data) (*(sc)->sc_writereg)(sc, index, data) 113 114 void *parent; 115 116 /* We keep track of these */ 117 struct ad1848_volume gains[AD1848_NUM_CHANNELS]; 118 struct ad1848_volume rec_gain; 119 120 int rec_port; /* recording port */ 121 122 /* ad1848 */ 123 u_char MCE_bit; 124 char mic_gain_on; /* CS4231 only */ 125 char mute[AD1848_NUM_CHANNELS]; 126 127 const char *chip_name; 128 int mode; 129 int is_ad1845; 130 131 u_int precision; /* 8/16 bits */ 132 int channels; 133 134 u_char speed_bits; 135 u_char format_bits; 136 u_char need_commit; 137 138 u_char wave_mute_status; 139 int open_mode; 140 }; 141 142 /* 143 * Ad1848 registers. 144 */ 145 #define MIC_IN_PORT 0 146 #define LINE_IN_PORT 1 147 #define AUX1_IN_PORT 2 148 #define DAC_IN_PORT 3 149 150 #define AD1848_KIND_LVL 0 151 #define AD1848_KIND_MUTE 1 152 #define AD1848_KIND_RECORDGAIN 2 153 #define AD1848_KIND_MICGAIN 3 154 #define AD1848_KIND_RECORDSOURCE 4 155 156 typedef struct ad1848_devmap { 157 int id; 158 int kind; 159 int dev; 160 } ad1848_devmap_t; 161 162 #ifdef _KERNEL 163 164 int ad_read(struct ad1848_softc *, int); 165 int ad_xread(struct ad1848_softc *, int); 166 void ad_write(struct ad1848_softc *, int, int); 167 void ad_xwrite(struct ad1848_softc *, int, int); 168 169 void ad1848_attach(struct ad1848_softc *); 170 void ad1848_reset(struct ad1848_softc *); 171 int ad1848_open(void *, int); 172 void ad1848_close(void *); 173 174 int ad1848_mixer_get_port(struct ad1848_softc *, const ad1848_devmap_t *, 175 int, mixer_ctrl_t *); 176 int ad1848_mixer_set_port(struct ad1848_softc *, const ad1848_devmap_t *, 177 int, mixer_ctrl_t *); 178 int ad1848_set_speed(struct ad1848_softc *, u_int *); 179 void ad1848_mute_wave_output(struct ad1848_softc *, int, int); 180 int ad1848_query_encoding(void *, struct audio_encoding *); 181 int ad1848_set_params(void *, int, int, audio_params_t *, 182 audio_params_t *, stream_filter_list_t *, 183 stream_filter_list_t *); 184 int ad1848_round_blocksize(void *, int, int, const audio_params_t *); 185 int ad1848_commit_settings(void *); 186 int ad1848_set_rec_port(struct ad1848_softc *, int); 187 int ad1848_get_rec_port(struct ad1848_softc *); 188 int ad1848_set_channel_gain(struct ad1848_softc *, int, 189 struct ad1848_volume *); 190 int ad1848_get_device_gain(struct ad1848_softc *, int, 191 struct ad1848_volume *); 192 int ad1848_set_rec_gain(struct ad1848_softc *, struct ad1848_volume *); 193 int ad1848_get_rec_gain(struct ad1848_softc *, struct ad1848_volume *); 194 /* Note: The mic pre-MUX gain is not a variable gain, it's 20dB or 0dB */ 195 int ad1848_set_mic_gain(struct ad1848_softc *, struct ad1848_volume *); 196 int ad1848_get_mic_gain(struct ad1848_softc *, struct ad1848_volume *); 197 void ad1848_mute_channel(struct ad1848_softc *, int, int); 198 int ad1848_to_vol(mixer_ctrl_t *, struct ad1848_volume *); 199 int ad1848_from_vol(mixer_ctrl_t *, struct ad1848_volume *); 200 201 int ad1848_halt_output(void *); 202 int ad1848_halt_input(void *); 203 paddr_t ad1848_mappage(void *, void *, off_t, int); 204 205 #ifdef AUDIO_DEBUG 206 void ad1848_dump_regs(struct ad1848_softc *); 207 #endif 208 209 #endif 210