1 /* 2 * Copyright (c) 2006 Konstantin Dimitrov <kosio.dimitrov@gmail.com> 3 * Copyright (c) 2001 Katsurajima Naoto <raven@katsurajima.seya.yokohama.jp> 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHERIN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THEPOSSIBILITY OF 25 * SUCH DAMAGE. 26 * 27 * $FreeBSD$ 28 */ 29 30 #include <dev/sound/pcm/sound.h> 31 32 #include <dev/sound/pci/spicds.h> 33 34 MALLOC_DEFINE(M_SPICDS, "spicds", "SPI codec"); 35 36 #define SPICDS_NAMELEN 16 37 struct spicds_info { 38 device_t dev; 39 spicds_ctrl ctrl; 40 void *devinfo; 41 int num; /* number of this device */ 42 unsigned int type; /* codec type */ 43 unsigned int cif; /* Controll data Interface Format (0/1) */ 44 unsigned int format; /* data format and master clock frequency */ 45 unsigned int dvc; /* De-emphasis and Volume Control */ 46 unsigned int left, right; 47 char name[SPICDS_NAMELEN]; 48 struct mtx *lock; 49 }; 50 51 static void 52 spicds_wrbit(struct spicds_info *codec, int bit) 53 { 54 unsigned int cs, cdti; 55 if (codec->cif) 56 cs = 1; 57 else 58 cs = 0; 59 if (bit) 60 cdti = 1; 61 else 62 cdti = 0; 63 codec->ctrl(codec->devinfo, cs, 0, cdti); 64 DELAY(1); 65 codec->ctrl(codec->devinfo, cs, 1, cdti); 66 DELAY(1); 67 68 return; 69 } 70 71 static void 72 spicds_wrcd(struct spicds_info *codec, int reg, u_int16_t val) 73 { 74 int mask; 75 76 #if(0) 77 device_printf(codec->dev, "spicds_wrcd(codec, 0x%02x, 0x%02x)\n", reg, val); 78 #endif 79 /* start */ 80 if (codec->cif) 81 codec->ctrl(codec->devinfo, 1, 1, 0); 82 else 83 codec->ctrl(codec->devinfo, 0, 1, 0); 84 DELAY(1); 85 if (codec->type != SPICDS_TYPE_WM8770) { 86 if (codec->type == SPICDS_TYPE_AK4381) { 87 /* AK4381 chip address */ 88 spicds_wrbit(codec, 0); 89 spicds_wrbit(codec, 1); 90 } 91 else { 92 /* chip address */ 93 spicds_wrbit(codec, 1); 94 spicds_wrbit(codec, 0); 95 } 96 /* write */ 97 spicds_wrbit(codec, 1); 98 /* register address */ 99 for (mask = 0x10; mask != 0; mask >>= 1) 100 spicds_wrbit(codec, reg & mask); 101 /* data */ 102 for (mask = 0x80; mask != 0; mask >>= 1) 103 spicds_wrbit(codec, val & mask); 104 /* stop */ 105 DELAY(1); 106 } 107 else { 108 /* register address */ 109 for (mask = 0x40; mask != 0; mask >>= 1) 110 spicds_wrbit(codec, reg & mask); 111 /* data */ 112 for (mask = 0x100; mask != 0; mask >>= 1) 113 spicds_wrbit(codec, val & mask); 114 /* stop */ 115 DELAY(1); 116 } 117 if (codec->cif) { 118 codec->ctrl(codec->devinfo, 0, 1, 0); 119 DELAY(1); 120 codec->ctrl(codec->devinfo, 1, 1, 0); 121 } 122 else { 123 codec->ctrl(codec->devinfo, 1, 1, 0); 124 } 125 126 return; 127 } 128 129 struct spicds_info * 130 spicds_create(device_t dev, void *devinfo, int num, spicds_ctrl ctrl) 131 { 132 struct spicds_info *codec; 133 134 #if(0) 135 device_printf(dev, "spicds_create(dev, devinfo, %d, ctrl)\n", num); 136 #endif 137 codec = (struct spicds_info *)malloc(sizeof *codec, M_SPICDS, M_NOWAIT); 138 if (codec == NULL) 139 return NULL; 140 141 snprintf(codec->name, SPICDS_NAMELEN, "%s:spicds%d", device_get_nameunit(dev), num); 142 codec->lock = snd_mtxcreate(codec->name, codec->name); 143 codec->dev = dev; 144 codec->ctrl = ctrl; 145 codec->devinfo = devinfo; 146 codec->num = num; 147 codec->type = SPICDS_TYPE_AK4524; 148 codec->cif = 0; 149 codec->format = AK452X_FORMAT_I2S | AK452X_FORMAT_256FSN | AK452X_FORMAT_1X; 150 codec->dvc = AK452X_DVC_DEMOFF | AK452X_DVC_ZTM1024 | AK452X_DVC_ZCE; 151 152 return codec; 153 } 154 155 void 156 spicds_destroy(struct spicds_info *codec) 157 { 158 snd_mtxfree(codec->lock); 159 free(codec, M_SPICDS); 160 } 161 162 void 163 spicds_settype(struct spicds_info *codec, unsigned int type) 164 { 165 snd_mtxlock(codec->lock); 166 codec->type = type; 167 snd_mtxunlock(codec->lock); 168 } 169 170 void 171 spicds_setcif(struct spicds_info *codec, unsigned int cif) 172 { 173 snd_mtxlock(codec->lock); 174 codec->cif = cif; 175 snd_mtxunlock(codec->lock); 176 } 177 178 void 179 spicds_setformat(struct spicds_info *codec, unsigned int format) 180 { 181 snd_mtxlock(codec->lock); 182 codec->format = format; 183 snd_mtxunlock(codec->lock); 184 } 185 186 void 187 spicds_setdvc(struct spicds_info *codec, unsigned int dvc) 188 { 189 snd_mtxlock(codec->lock); 190 codec->dvc = dvc; 191 snd_mtxunlock(codec->lock); 192 } 193 194 void 195 spicds_init(struct spicds_info *codec) 196 { 197 #if(0) 198 device_printf(codec->dev, "spicds_init(codec)\n"); 199 #endif 200 snd_mtxlock(codec->lock); 201 if (codec->type == SPICDS_TYPE_AK4524 ||\ 202 codec->type == SPICDS_TYPE_AK4528) { 203 /* power off */ 204 spicds_wrcd(codec, AK4524_POWER, 0); 205 /* set parameter */ 206 spicds_wrcd(codec, AK4524_FORMAT, codec->format); 207 spicds_wrcd(codec, AK4524_DVC, codec->dvc); 208 /* power on */ 209 spicds_wrcd(codec, AK4524_POWER, AK452X_POWER_PWDA | AK452X_POWER_PWAD | AK452X_POWER_PWVR); 210 /* free reset register */ 211 spicds_wrcd(codec, AK4524_RESET, AK452X_RESET_RSDA | AK452X_RESET_RSAD); 212 } 213 if (codec->type == SPICDS_TYPE_WM8770) { 214 /* WM8770 init values are taken from ALSA */ 215 /* These come first to reduce init pop noise */ 216 spicds_wrcd(codec, 0x1b, 0x044); /* ADC Mux (AC'97 source) */ 217 spicds_wrcd(codec, 0x1c, 0x00B); /* Out Mux1 (VOUT1 = DAC+AUX, VOUT2 = DAC) */ 218 spicds_wrcd(codec, 0x1d, 0x009); /* Out Mux2 (VOUT2 = DAC, VOUT3 = DAC) */ 219 220 spicds_wrcd(codec, 0x18, 0x000); /* All power-up */ 221 222 spicds_wrcd(codec, 0x16, 0x122); /* I2S, normal polarity, 24bit */ 223 spicds_wrcd(codec, 0x17, 0x022); /* 256fs, slave mode */ 224 225 spicds_wrcd(codec, 0x19, 0x000); /* -12dB ADC/L */ 226 spicds_wrcd(codec, 0x1a, 0x000); /* -12dB ADC/R */ 227 } 228 if (codec->type == SPICDS_TYPE_AK4358) 229 spicds_wrcd(codec, 0x00, 0x07); /* I2S, 24bit, power-up */ 230 if (codec->type == SPICDS_TYPE_AK4381) 231 spicds_wrcd(codec, 0x00, 0x0f); /* I2S, 24bit, power-up */ 232 snd_mtxunlock(codec->lock); 233 } 234 235 void 236 spicds_reinit(struct spicds_info *codec) 237 { 238 snd_mtxlock(codec->lock); 239 if (codec->type != SPICDS_TYPE_WM8770) { 240 /* reset */ 241 spicds_wrcd(codec, AK4524_RESET, 0); 242 /* set parameter */ 243 spicds_wrcd(codec, AK4524_FORMAT, codec->format); 244 spicds_wrcd(codec, AK4524_DVC, codec->dvc); 245 /* free reset register */ 246 spicds_wrcd(codec, AK4524_RESET, AK452X_RESET_RSDA | AK452X_RESET_RSAD); 247 } 248 else { 249 /* WM8770 reinit */ 250 /* AK4358 reinit */ 251 /* AK4381 reinit */ 252 } 253 snd_mtxunlock(codec->lock); 254 } 255 256 void 257 spicds_set(struct spicds_info *codec, int dir, unsigned int left, unsigned int right) 258 { 259 #if(0) 260 device_printf(codec->dev, "spicds_set(codec, %d, %d, %d)\n", dir, left, right); 261 #endif 262 snd_mtxlock(codec->lock); 263 if (left >= 100) 264 if (codec->type == SPICDS_TYPE_AK4381) 265 left = 255; 266 else 267 left = 127; 268 else 269 switch (codec->type) { 270 case SPICDS_TYPE_WM8770: 271 left = left + 27; 272 break; 273 case SPICDS_TYPE_AK4381: 274 left = left * 255 / 100; 275 break; 276 default: 277 left = left * 127 / 100; 278 } 279 if (right >= 100) 280 if (codec->type == SPICDS_TYPE_AK4381) 281 right = 255; 282 else 283 right = 127; 284 else 285 switch (codec->type) { 286 case SPICDS_TYPE_WM8770: 287 right = right + 27; 288 break; 289 case SPICDS_TYPE_AK4381: 290 right = right * 255 / 100; 291 break; 292 default: 293 right = right * 127 / 100; 294 } 295 if (dir == PCMDIR_REC && codec->type == SPICDS_TYPE_AK4524) { 296 #if(0) 297 device_printf(codec->dev, "spicds_set(): AK4524(REC) %d/%d\n", left, right); 298 #endif 299 spicds_wrcd(codec, AK4524_LIPGA, left); 300 spicds_wrcd(codec, AK4524_RIPGA, right); 301 } 302 if (dir == PCMDIR_PLAY && codec->type == SPICDS_TYPE_AK4524) { 303 #if(0) 304 device_printf(codec->dev, "spicds_set(): AK4524(PLAY) %d/%d\n", left, right); 305 #endif 306 spicds_wrcd(codec, AK4524_LOATT, left); 307 spicds_wrcd(codec, AK4524_ROATT, right); 308 } 309 if (dir == PCMDIR_PLAY && codec->type == SPICDS_TYPE_AK4528) { 310 #if(0) 311 device_printf(codec->dev, "spicds_set(): AK4528(PLAY) %d/%d\n", left, right); 312 #endif 313 spicds_wrcd(codec, AK4528_LOATT, left); 314 spicds_wrcd(codec, AK4528_ROATT, right); 315 } 316 if (dir == PCMDIR_PLAY && codec->type == SPICDS_TYPE_WM8770) { 317 #if(0) 318 device_printf(codec->dev, "spicds_set(): WM8770(PLAY) %d/%d\n", left, right); 319 #endif 320 spicds_wrcd(codec, WM8770_AOATT_L1, left | WM8770_AOATT_UPDATE); 321 spicds_wrcd(codec, WM8770_AOATT_R1, right | WM8770_AOATT_UPDATE); 322 } 323 if (dir == PCMDIR_PLAY && codec->type == SPICDS_TYPE_AK4358) { 324 #if(0) 325 device_printf(codec->dev, "spicds_set(): AK4358(PLAY) %d/%d\n", left, right); 326 #endif 327 spicds_wrcd(codec, AK4358_LO1ATT, left | AK4358_OATT_ENABLE); 328 spicds_wrcd(codec, AK4358_RO1ATT, right | AK4358_OATT_ENABLE); 329 } 330 if (dir == PCMDIR_PLAY && codec->type == SPICDS_TYPE_AK4381) { 331 #if(0) 332 device_printf(codec->dev, "spicds_set(): AK4381(PLAY) %d/%d\n", left, right); 333 #endif 334 spicds_wrcd(codec, AK4381_LOATT, left); 335 spicds_wrcd(codec, AK4381_ROATT, right); 336 } 337 338 snd_mtxunlock(codec->lock); 339 } 340 341 MODULE_DEPEND(snd_spicds, sound, SOUND_MINVER, SOUND_PREFVER, SOUND_MAXVER); 342 MODULE_VERSION(snd_spicds, 1); 343