sys/dev/sound/pci/spicds.c

   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: src/sys/dev/sound/pci/spicds.c,v 1.5.2.2 2007/06/11 19:33:27 ariff Exp $
  28  * $DragonFly: src/sys/dev/sound/pci/spicds.c,v 1.3 2007/06/27 13:26:18 hasso Exp $
  29  */
  30
  31 #include <dev/sound/pcm/sound.h>
  32
  33 #include <dev/sound/pci/spicds.h>
  34
  35 MALLOC_DEFINE(M_SPICDS, "spicds", "SPI codec");
  36
  37 #define SPICDS_NAMELEN  16
  38 struct spicds_info {
  39         device_t dev;
  40         spicds_ctrl ctrl;
  41         void *devinfo;
  42         int num; /* number of this device */
  43         unsigned int type;   /* codec type */
  44         unsigned int cif;    /* Controll data Interface Format (0/1) */
  45         unsigned int format; /* data format and master clock frequency */
  46         unsigned int dvc;    /* De-emphasis and Volume Control */
  47         unsigned int left, right;
  48         char name[SPICDS_NAMELEN];
  49         sndlock_t       lock;
  50 };
  51
  52 static void
  53 spicds_wrbit(struct spicds_info *codec, int bit)
  54 {
  55         unsigned int cs, cdti;
  56         if (codec->cif)
  57                 cs = 1;
  58         else
  59                 cs = 0;
  60         if (bit)
  61                 cdti = 1;
  62         else
  63                 cdti = 0;
  64         codec->ctrl(codec->devinfo, cs, 0, cdti);
  65         DELAY(1);
  66         codec->ctrl(codec->devinfo, cs, 1, cdti);
  67         DELAY(1);
  68
  69         return;
  70 }
  71
  72 static void
  73 spicds_wrcd(struct spicds_info *codec, int reg, u_int16_t val)
  74 {
  75         int mask;
  76
  77 #if(0)
  78         device_printf(codec->dev, "spicds_wrcd(codec, 0x%02x, 0x%02x)\n", reg, val);
  79 #endif
  80         /* start */
  81         if (codec->cif)
  82                 codec->ctrl(codec->devinfo, 1, 1, 0);
  83         else
  84                 codec->ctrl(codec->devinfo, 0, 1, 0);
  85         DELAY(1);
  86         if (codec->type != SPICDS_TYPE_WM8770) {
  87         if (codec->type == SPICDS_TYPE_AK4381) {
  88         /* AK4381 chip address */
  89         spicds_wrbit(codec, 0);
  90         spicds_wrbit(codec, 1);
  91         }
  92         else if (codec->type == SPICDS_TYPE_AK4396)
  93         {
  94         /* AK4396 chip address */
  95         spicds_wrbit(codec, 0);
  96         spicds_wrbit(codec, 0);
  97         }
  98         else {
  99         /* chip address */
 100         spicds_wrbit(codec, 1);
 101         spicds_wrbit(codec, 0);
 102         }
 103         /* write */
 104         spicds_wrbit(codec, 1);
 105         /* register address */
 106         for (mask = 0x10; mask != 0; mask >>= 1)
 107                 spicds_wrbit(codec, reg & mask);
 108         /* data */
 109         for (mask = 0x80; mask != 0; mask >>= 1)
 110                 spicds_wrbit(codec, val & mask);
 111         /* stop */
 112         DELAY(1);
 113         }
 114         else {
 115         /* register address */
 116         for (mask = 0x40; mask != 0; mask >>= 1)
 117                 spicds_wrbit(codec, reg & mask);
 118         /* data */
 119         for (mask = 0x100; mask != 0; mask >>= 1)
 120                 spicds_wrbit(codec, val & mask);
 121         /* stop */
 122         DELAY(1);
 123         }
 124         if (codec->cif) {
 125                 codec->ctrl(codec->devinfo, 0, 1, 0);
 126                 DELAY(1);
 127                 codec->ctrl(codec->devinfo, 1, 1, 0);
 128         }
 129         else {
 130                 codec->ctrl(codec->devinfo, 1, 1, 0);
 131         }
 132
 133         return;
 134 }
 135
 136 struct spicds_info *
 137 spicds_create(device_t dev, void *devinfo, int num, spicds_ctrl ctrl)
 138 {
 139         struct spicds_info *codec;
 140
 141 #if(0)
 142         device_printf(dev, "spicds_create(dev, devinfo, %d, ctrl)\n", num);
 143 #endif
 144         codec = (struct spicds_info *)kmalloc(sizeof *codec, M_SPICDS, M_NOWAIT);
 145         if (codec == NULL)
 146                 return NULL;
 147
 148         ksnprintf(codec->name, SPICDS_NAMELEN, "%s:spicds%d", device_get_nameunit(dev), num);
 149         codec->lock = snd_mtxcreate(codec->name, codec->name);
 150         codec->dev = dev;
 151         codec->ctrl = ctrl;
 152         codec->devinfo = devinfo;
 153         codec->num = num;
 154         codec->type = SPICDS_TYPE_AK4524;
 155         codec->cif = 0;
 156         codec->format = AK452X_FORMAT_I2S | AK452X_FORMAT_256FSN | AK452X_FORMAT_1X;
 157         codec->dvc = AK452X_DVC_DEMOFF | AK452X_DVC_ZTM1024 | AK452X_DVC_ZCE;
 158
 159         return codec;
 160 }
 161
 162 void
 163 spicds_destroy(struct spicds_info *codec)
 164 {
 165         snd_mtxfree(codec->lock);
 166         kfree(codec, M_SPICDS);
 167 }
 168
 169 void
 170 spicds_settype(struct spicds_info *codec, unsigned int type)
 171 {
 172         snd_mtxlock(codec->lock);
 173         codec->type = type;
 174         snd_mtxunlock(codec->lock);
 175 }
 176
 177 void
 178 spicds_setcif(struct spicds_info *codec, unsigned int cif)
 179 {
 180         snd_mtxlock(codec->lock);
 181         codec->cif = cif;
 182         snd_mtxunlock(codec->lock);
 183 }
 184
 185 void
 186 spicds_setformat(struct spicds_info *codec, unsigned int format)
 187 {
 188         snd_mtxlock(codec->lock);
 189         codec->format = format;
 190         snd_mtxunlock(codec->lock);
 191 }
 192
 193 void
 194 spicds_setdvc(struct spicds_info *codec, unsigned int dvc)
 195 {
 196         snd_mtxlock(codec->lock);
 197         codec->dvc = dvc;
 198         snd_mtxunlock(codec->lock);
 199 }
 200
 201 void
 202 spicds_init(struct spicds_info *codec)
 203 {
 204 #if(0)
 205         device_printf(codec->dev, "spicds_init(codec)\n");
 206 #endif
 207         snd_mtxlock(codec->lock);
 208         if (codec->type == SPICDS_TYPE_AK4524 ||\
 209             codec->type == SPICDS_TYPE_AK4528) {
 210         /* power off */
 211         spicds_wrcd(codec, AK4524_POWER, 0);
 212         /* set parameter */
 213         spicds_wrcd(codec, AK4524_FORMAT, codec->format);
 214         spicds_wrcd(codec, AK4524_DVC, codec->dvc);
 215         /* power on */
 216         spicds_wrcd(codec, AK4524_POWER, AK452X_POWER_PWDA | AK452X_POWER_PWAD | AK452X_POWER_PWVR);
 217         /* free reset register */
 218         spicds_wrcd(codec, AK4524_RESET, AK452X_RESET_RSDA | AK452X_RESET_RSAD);
 219         }
 220         if (codec->type == SPICDS_TYPE_WM8770) {
 221         /* WM8770 init values are taken from ALSA */
 222         /* These come first to reduce init pop noise */
 223         spicds_wrcd(codec, 0x1b, 0x044);        /* ADC Mux (AC'97 source) */
 224         spicds_wrcd(codec, 0x1c, 0x00B);        /* Out Mux1 (VOUT1 = DAC+AUX, VOUT2 = DAC) */
 225         spicds_wrcd(codec, 0x1d, 0x009);        /* Out Mux2 (VOUT2 = DAC, VOUT3 = DAC) */
 226
 227         spicds_wrcd(codec, 0x18, 0x000);        /* All power-up */
 228
 229         spicds_wrcd(codec, 0x16, 0x122);        /* I2S, normal polarity, 24bit */
 230         spicds_wrcd(codec, 0x17, 0x022);        /* 256fs, slave mode */
 231
 232         spicds_wrcd(codec, 0x19, 0x000);        /* -12dB ADC/L */
 233         spicds_wrcd(codec, 0x1a, 0x000);        /* -12dB ADC/R */
 234         }
 235         if (codec->type == SPICDS_TYPE_AK4358)
 236         spicds_wrcd(codec, 0x00, 0x07);         /* I2S, 24bit, power-up */
 237         if (codec->type == SPICDS_TYPE_AK4381)
 238         spicds_wrcd(codec, 0x00, 0x0f);         /* I2S, 24bit, power-up */
 239         if (codec->type == SPICDS_TYPE_AK4396)
 240         spicds_wrcd(codec, 0x00, 0x07);         /* I2S, 24bit, power-up */
 241         snd_mtxunlock(codec->lock);
 242 }
 243
 244 void
 245 spicds_reinit(struct spicds_info *codec)
 246 {
 247         snd_mtxlock(codec->lock);
 248         if (codec->type != SPICDS_TYPE_WM8770) {
 249         /* reset */
 250         spicds_wrcd(codec, AK4524_RESET, 0);
 251         /* set parameter */
 252         spicds_wrcd(codec, AK4524_FORMAT, codec->format);
 253         spicds_wrcd(codec, AK4524_DVC, codec->dvc);
 254         /* free reset register */
 255         spicds_wrcd(codec, AK4524_RESET, AK452X_RESET_RSDA | AK452X_RESET_RSAD);
 256         }
 257         else {
 258         /* WM8770 reinit */
 259         /* AK4358 reinit */
 260         /* AK4381 reinit */
 261         }
 262         snd_mtxunlock(codec->lock);
 263 }
 264
 265 void
 266 spicds_set(struct spicds_info *codec, int dir, unsigned int left, unsigned int right)
 267 {
 268 #if(0)
 269         device_printf(codec->dev, "spicds_set(codec, %d, %d, %d)\n", dir, left, right);
 270 #endif
 271         snd_mtxlock(codec->lock);
 272         if (left >= 100)
 273                 if ((codec->type == SPICDS_TYPE_AK4381) || \
 274                 (codec->type == SPICDS_TYPE_AK4396))
 275                         left = 255;
 276                 else
 277                         left = 127;
 278         else
 279                 switch (codec->type) {
 280                 case SPICDS_TYPE_WM8770:
 281                         left = left + 27;
 282                         break;
 283                 case SPICDS_TYPE_AK4381 || SPICDS_TYPE_AK4396:
 284                         left = left * 255 / 100;
 285                         break;
 286                 default:
 287                         left = left * 127 / 100;
 288                 }
 289         if (right >= 100)
 290                 if ((codec->type == SPICDS_TYPE_AK4381) || \
 291                 (codec->type == SPICDS_TYPE_AK4396))
 292                         right = 255;
 293                 else
 294                         right  = 127;
 295         else
 296                 switch (codec->type) {
 297                 case SPICDS_TYPE_WM8770:
 298                         right = right + 27;
 299                         break;
 300                 case SPICDS_TYPE_AK4381 || SPICDS_TYPE_AK4396:
 301                         right = right * 255 / 100;
 302                         break;
 303                 default:
 304                         right = right * 127 / 100;
 305                 }
 306         if (dir == PCMDIR_REC && codec->type == SPICDS_TYPE_AK4524) {
 307 #if(0)
 308                 device_printf(codec->dev, "spicds_set(): AK4524(REC) %d/%d\n", left, right);
 309 #endif
 310                 spicds_wrcd(codec, AK4524_LIPGA, left);
 311                 spicds_wrcd(codec, AK4524_RIPGA, right);
 312         }
 313         if (dir == PCMDIR_PLAY && codec->type == SPICDS_TYPE_AK4524) {
 314 #if(0)
 315                 device_printf(codec->dev, "spicds_set(): AK4524(PLAY) %d/%d\n", left, right);
 316 #endif
 317                 spicds_wrcd(codec, AK4524_LOATT, left);
 318                 spicds_wrcd(codec, AK4524_ROATT, right);
 319         }
 320         if (dir == PCMDIR_PLAY && codec->type == SPICDS_TYPE_AK4528) {
 321 #if(0)
 322                 device_printf(codec->dev, "spicds_set(): AK4528(PLAY) %d/%d\n", left, right);
 323 #endif
 324                 spicds_wrcd(codec, AK4528_LOATT, left);
 325                 spicds_wrcd(codec, AK4528_ROATT, right);
 326         }
 327         if (dir == PCMDIR_PLAY && codec->type == SPICDS_TYPE_WM8770) {
 328 #if(0)
 329                 device_printf(codec->dev, "spicds_set(): WM8770(PLAY) %d/%d\n", left, right);
 330 #endif
 331                 spicds_wrcd(codec, WM8770_AOATT_L1, left | WM8770_AOATT_UPDATE);
 332                 spicds_wrcd(codec, WM8770_AOATT_R1, right | WM8770_AOATT_UPDATE);
 333         }
 334         if (dir == PCMDIR_PLAY && codec->type == SPICDS_TYPE_AK4358) {
 335 #if(0)
 336                 device_printf(codec->dev, "spicds_set(): AK4358(PLAY) %d/%d\n", left, right);
 337 #endif
 338                 spicds_wrcd(codec, AK4358_LO1ATT, left | AK4358_OATT_ENABLE);
 339                 spicds_wrcd(codec, AK4358_RO1ATT, right | AK4358_OATT_ENABLE);
 340         }
 341         if (dir == PCMDIR_PLAY && codec->type == SPICDS_TYPE_AK4381) {
 342 #if(0)
 343                 device_printf(codec->dev, "spicds_set(): AK4381(PLAY) %d/%d\n", left, right);
 344 #endif
 345                 spicds_wrcd(codec, AK4381_LOATT, left);
 346                 spicds_wrcd(codec, AK4381_ROATT, right);
 347         }
 348
 349         if (dir == PCMDIR_PLAY && codec->type == SPICDS_TYPE_AK4396) {
 350 #if(0)
 351                 device_printf(codec->dev, "spicds_set(): AK4396(PLAY) %d/%d\n", left, right);
 352 #endif
 353                 spicds_wrcd(codec, AK4396_LOATT, left);
 354                 spicds_wrcd(codec, AK4396_ROATT, right);
 355         }
 356
 357         snd_mtxunlock(codec->lock);
 358 }
 359
 360 MODULE_DEPEND(snd_spicds, sound, SOUND_MINVER, SOUND_PREFVER, SOUND_MAXVER);
 361 MODULE_VERSION(snd_spicds, 1);