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   1 /*
   2  *   ALSA driver for VT1724 ICEnsemble ICE1724 / VIA VT1724 (Envy24HT)
   3  *                   VIA VT1720 (Envy24PT)
   4  *
   5  *      Copyright (c) 2000 Jaroslav Kysela <perex@perex.cz>
   6  *                    2002 James Stafford <jstafford@ampltd.com>
   7  *                    2003 Takashi Iwai <tiwai@suse.de>
   8  *
   9  *   This program is free software; you can redistribute it and/or modify
  10  *   it under the terms of the GNU General Public License as published by
  11  *   the Free Software Foundation; either version 2 of the License, or
  12  *   (at your option) any later version.
  13  *
  14  *   This program is distributed in the hope that it will be useful,
  15  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *   GNU General Public License for more details.
  18  *
  19  *   You should have received a copy of the GNU General Public License
  20  *   along with this program; if not, write to the Free Software
  21  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  22  *
  23  */
  24
  25 #include <asm/io.h>
  26 #include <linux/delay.h>
  27 #include <linux/interrupt.h>
  28 #include <linux/init.h>
  29 #include <linux/pci.h>
  30 #include <linux/slab.h>
  31 #include <linux/moduleparam.h>
  32 #include <linux/mutex.h>
  33 #include <sound/core.h>
  34 #include <sound/info.h>
  35 #include <sound/mpu401.h>
  36 #include <sound/initval.h>
  37
  38 #include <sound/asoundef.h>
  39
  40 #include "ice1712.h"
  41 #include "envy24ht.h"
  42
  43 /* lowlevel routines */
  44 #include "amp.h"
  45 #include "revo.h"
  46 #include "aureon.h"
  47 #include "vt1720_mobo.h"
  48 #include "pontis.h"
  49 #include "prodigy192.h"
  50 #include "prodigy_hifi.h"
  51 #include "juli.h"
  52 #include "phase.h"
  53 #include "wtm.h"
  54 #include "se.h"
  55
  56 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
  57 MODULE_DESCRIPTION("VIA ICEnsemble ICE1724/1720 (Envy24HT/PT)");
  58 MODULE_LICENSE("GPL");
  59 MODULE_SUPPORTED_DEVICE("{"
  60                REVO_DEVICE_DESC
  61                AMP_AUDIO2000_DEVICE_DESC
  62                AUREON_DEVICE_DESC
  63                VT1720_MOBO_DEVICE_DESC
  64                PONTIS_DEVICE_DESC
  65                PRODIGY192_DEVICE_DESC
  66                PRODIGY_HIFI_DEVICE_DESC
  67                JULI_DEVICE_DESC
  68                PHASE_DEVICE_DESC
  69                WTM_DEVICE_DESC
  70                SE_DEVICE_DESC
  71                 "{VIA,VT1720},"
  72                 "{VIA,VT1724},"
  73                 "{ICEnsemble,Generic ICE1724},"
  74                 "{ICEnsemble,Generic Envy24HT}"
  75                 "{ICEnsemble,Generic Envy24PT}}");
  76
  77 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
  78 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
  79 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;              /* Enable this card */
  80 static char *model[SNDRV_CARDS];
  81
  82 module_param_array(index, int, NULL, 0444);
  83 MODULE_PARM_DESC(index, "Index value for ICE1724 soundcard.");
  84 module_param_array(id, charp, NULL, 0444);
  85 MODULE_PARM_DESC(id, "ID string for ICE1724 soundcard.");
  86 module_param_array(enable, bool, NULL, 0444);
  87 MODULE_PARM_DESC(enable, "Enable ICE1724 soundcard.");
  88 module_param_array(model, charp, NULL, 0444);
  89 MODULE_PARM_DESC(model, "Use the given board model.");
  90
  91
  92 /* Both VT1720 and VT1724 have the same PCI IDs */
  93 static const struct pci_device_id snd_vt1724_ids[] = {
  94         { PCI_VENDOR_ID_ICE, PCI_DEVICE_ID_VT1724, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
  95         { 0, }
  96 };
  97
  98 MODULE_DEVICE_TABLE(pci, snd_vt1724_ids);
  99
 100
 101 static int PRO_RATE_LOCKED;
 102 static int PRO_RATE_RESET = 1;
 103 static unsigned int PRO_RATE_DEFAULT = 44100;
 104
 105 /*
 106  *  Basic I/O
 107  */
 108
 109 /*
 110  *  default rates, default clock routines
 111  */
 112
 113 /* check whether the clock mode is spdif-in */
 114 static inline int stdclock_is_spdif_master(struct snd_ice1712 *ice)
 115 {
 116         return (inb(ICEMT1724(ice, RATE)) & VT1724_SPDIF_MASTER) ? 1 : 0;
 117 }
 118
 119 static inline int is_pro_rate_locked(struct snd_ice1712 *ice)
 120 {
 121         return ice->is_spdif_master(ice) || PRO_RATE_LOCKED;
 122 }
 123
 124 /*
 125  * ac97 section
 126  */
 127
 128 static unsigned char snd_vt1724_ac97_ready(struct snd_ice1712 *ice)
 129 {
 130         unsigned char old_cmd;
 131         int tm;
 132         for (tm = 0; tm < 0x10000; tm++) {
 133                 old_cmd = inb(ICEMT1724(ice, AC97_CMD));
 134                 if (old_cmd & (VT1724_AC97_WRITE | VT1724_AC97_READ))
 135                         continue;
 136                 if (!(old_cmd & VT1724_AC97_READY))
 137                         continue;
 138                 return old_cmd;
 139         }
 140         snd_printd(KERN_ERR "snd_vt1724_ac97_ready: timeout\n");
 141         return old_cmd;
 142 }
 143
 144 static int snd_vt1724_ac97_wait_bit(struct snd_ice1712 *ice, unsigned char bit)
 145 {
 146         int tm;
 147         for (tm = 0; tm < 0x10000; tm++)
 148                 if ((inb(ICEMT1724(ice, AC97_CMD)) & bit) == 0)
 149                         return 0;
 150         snd_printd(KERN_ERR "snd_vt1724_ac97_wait_bit: timeout\n");
 151         return -EIO;
 152 }
 153
 154 static void snd_vt1724_ac97_write(struct snd_ac97 *ac97,
 155                                   unsigned short reg,
 156                                   unsigned short val)
 157 {
 158         struct snd_ice1712 *ice = ac97->private_data;
 159         unsigned char old_cmd;
 160
 161         old_cmd = snd_vt1724_ac97_ready(ice);
 162         old_cmd &= ~VT1724_AC97_ID_MASK;
 163         old_cmd |= ac97->num;
 164         outb(reg, ICEMT1724(ice, AC97_INDEX));
 165         outw(val, ICEMT1724(ice, AC97_DATA));
 166         outb(old_cmd | VT1724_AC97_WRITE, ICEMT1724(ice, AC97_CMD));
 167         snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_WRITE);
 168 }
 169
 170 static unsigned short snd_vt1724_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
 171 {
 172         struct snd_ice1712 *ice = ac97->private_data;
 173         unsigned char old_cmd;
 174
 175         old_cmd = snd_vt1724_ac97_ready(ice);
 176         old_cmd &= ~VT1724_AC97_ID_MASK;
 177         old_cmd |= ac97->num;
 178         outb(reg, ICEMT1724(ice, AC97_INDEX));
 179         outb(old_cmd | VT1724_AC97_READ, ICEMT1724(ice, AC97_CMD));
 180         if (snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_READ) < 0)
 181                 return ~0;
 182         return inw(ICEMT1724(ice, AC97_DATA));
 183 }
 184
 185
 186 /*
 187  * GPIO operations
 188  */
 189
 190 /* set gpio direction 0 = read, 1 = write */
 191 static void snd_vt1724_set_gpio_dir(struct snd_ice1712 *ice, unsigned int data)
 192 {
 193         outl(data, ICEREG1724(ice, GPIO_DIRECTION));
 194         inw(ICEREG1724(ice, GPIO_DIRECTION)); /* dummy read for pci-posting */
 195 }
 196
 197 /* set the gpio mask (0 = writable) */
 198 static void snd_vt1724_set_gpio_mask(struct snd_ice1712 *ice, unsigned int data)
 199 {
 200         outw(data, ICEREG1724(ice, GPIO_WRITE_MASK));
 201         if (! ice->vt1720) /* VT1720 supports only 16 GPIO bits */
 202                 outb((data >> 16) & 0xff, ICEREG1724(ice, GPIO_WRITE_MASK_22));
 203         inw(ICEREG1724(ice, GPIO_WRITE_MASK)); /* dummy read for pci-posting */
 204 }
 205
 206 static void snd_vt1724_set_gpio_data(struct snd_ice1712 *ice, unsigned int data)
 207 {
 208         outw(data, ICEREG1724(ice, GPIO_DATA));
 209         if (! ice->vt1720)
 210                 outb(data >> 16, ICEREG1724(ice, GPIO_DATA_22));
 211         inw(ICEREG1724(ice, GPIO_DATA)); /* dummy read for pci-posting */
 212 }
 213
 214 static unsigned int snd_vt1724_get_gpio_data(struct snd_ice1712 *ice)
 215 {
 216         unsigned int data;
 217         if (! ice->vt1720)
 218                 data = (unsigned int)inb(ICEREG1724(ice, GPIO_DATA_22));
 219         else
 220                 data = 0;
 221         data = (data << 16) | inw(ICEREG1724(ice, GPIO_DATA));
 222         return data;
 223 }
 224
 225 /*
 226  * MPU401 accessor
 227  */
 228 static unsigned char snd_vt1724_mpu401_read(struct snd_mpu401 *mpu,
 229                                             unsigned long addr)
 230 {
 231         /* fix status bits to the standard position */
 232         /* only RX_EMPTY and TX_FULL are checked */
 233         if (addr == MPU401C(mpu))
 234                 return (inb(addr) & 0x0c) << 4;
 235         else
 236                 return inb(addr);
 237 }
 238
 239 static void snd_vt1724_mpu401_write(struct snd_mpu401 *mpu,
 240                                     unsigned char data, unsigned long addr)
 241 {
 242         if (addr == MPU401C(mpu)) {
 243                 if (data == MPU401_ENTER_UART)
 244                         outb(0x01, addr);
 245                 /* what else? */
 246         } else
 247                 outb(data, addr);
 248 }
 249
 250
 251 /*
 252  *  Interrupt handler
 253  */
 254
 255 static irqreturn_t snd_vt1724_interrupt(int irq, void *dev_id)
 256 {
 257         struct snd_ice1712 *ice = dev_id;
 258         unsigned char status;
 259         unsigned char status_mask =
 260                 VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX | VT1724_IRQ_MTPCM;
 261         int handled = 0;
 262 #ifdef CONFIG_SND_DEBUG
 263         int timeout = 0;
 264 #endif
 265
 266         while (1) {
 267                 status = inb(ICEREG1724(ice, IRQSTAT));
 268                 status &= status_mask;
 269                 if (status == 0)
 270                         break;
 271 #ifdef CONFIG_SND_DEBUG
 272                 if (++timeout > 10) {
 273                         printk(KERN_ERR
 274                                "ice1724: Too long irq loop, status = 0x%x\n",
 275                                status);
 276                         break;
 277                 }
 278 #endif
 279                 handled = 1;
 280                 if (status & VT1724_IRQ_MPU_TX) {
 281                         if (ice->rmidi[0])
 282                                 snd_mpu401_uart_interrupt_tx(irq,
 283                                         ice->rmidi[0]->private_data);
 284                         else /* disable TX to be sure */
 285                                 outb(inb(ICEREG1724(ice, IRQMASK)) |
 286                                      VT1724_IRQ_MPU_TX,
 287                                      ICEREG1724(ice, IRQMASK));
 288                         /* Due to mysterical reasons, MPU_TX is always
 289                          * generated (and can't be cleared) when a PCM
 290                          * playback is going.  So let's ignore at the
 291                          * next loop.
 292                          */
 293                         status_mask &= ~VT1724_IRQ_MPU_TX;
 294                 }
 295                 if (status & VT1724_IRQ_MPU_RX) {
 296                         if (ice->rmidi[0])
 297                                 snd_mpu401_uart_interrupt(irq,
 298                                         ice->rmidi[0]->private_data);
 299                         else /* disable RX to be sure */
 300                                 outb(inb(ICEREG1724(ice, IRQMASK)) |
 301                                      VT1724_IRQ_MPU_RX,
 302                                      ICEREG1724(ice, IRQMASK));
 303                 }
 304                 /* ack MPU irq */
 305                 outb(status, ICEREG1724(ice, IRQSTAT));
 306                 if (status & VT1724_IRQ_MTPCM) {
 307                         /*
 308                          * Multi-track PCM
 309                          * PCM assignment are:
 310                          * Playback DMA0 (M/C) = playback_pro_substream
 311                          * Playback DMA1 = playback_con_substream_ds[0]
 312                          * Playback DMA2 = playback_con_substream_ds[1]
 313                          * Playback DMA3 = playback_con_substream_ds[2]
 314                          * Playback DMA4 (SPDIF) = playback_con_substream
 315                          * Record DMA0 = capture_pro_substream
 316                          * Record DMA1 = capture_con_substream
 317                          */
 318                         unsigned char mtstat = inb(ICEMT1724(ice, IRQ));
 319                         if (mtstat & VT1724_MULTI_PDMA0) {
 320                                 if (ice->playback_pro_substream)
 321                                         snd_pcm_period_elapsed(ice->playback_pro_substream);
 322                         }
 323                         if (mtstat & VT1724_MULTI_RDMA0) {
 324                                 if (ice->capture_pro_substream)
 325                                         snd_pcm_period_elapsed(ice->capture_pro_substream);
 326                         }
 327                         if (mtstat & VT1724_MULTI_PDMA1) {
 328                                 if (ice->playback_con_substream_ds[0])
 329                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[0]);
 330                         }
 331                         if (mtstat & VT1724_MULTI_PDMA2) {
 332                                 if (ice->playback_con_substream_ds[1])
 333                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[1]);
 334                         }
 335                         if (mtstat & VT1724_MULTI_PDMA3) {
 336                                 if (ice->playback_con_substream_ds[2])
 337                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[2]);
 338                         }
 339                         if (mtstat & VT1724_MULTI_PDMA4) {
 340                                 if (ice->playback_con_substream)
 341                                         snd_pcm_period_elapsed(ice->playback_con_substream);
 342                         }
 343                         if (mtstat & VT1724_MULTI_RDMA1) {
 344                                 if (ice->capture_con_substream)
 345                                         snd_pcm_period_elapsed(ice->capture_con_substream);
 346                         }
 347                         /* ack anyway to avoid freeze */
 348                         outb(mtstat, ICEMT1724(ice, IRQ));
 349                         /* ought to really handle this properly */
 350                         if (mtstat & VT1724_MULTI_FIFO_ERR) {
 351                                 unsigned char fstat = inb(ICEMT1724(ice, DMA_FIFO_ERR));
 352                                 outb(fstat, ICEMT1724(ice, DMA_FIFO_ERR));
 353                                 outb(VT1724_MULTI_FIFO_ERR | inb(ICEMT1724(ice, DMA_INT_MASK)), ICEMT1724(ice, DMA_INT_MASK));
 354                                 /* If I don't do this, I get machine lockup due to continual interrupts */
 355                         }
 356
 357                 }
 358         }
 359         return IRQ_RETVAL(handled);
 360 }
 361
 362 /*
 363  *  PCM code - professional part (multitrack)
 364  */
 365
 366 static unsigned int rates[] = {
 367         8000, 9600, 11025, 12000, 16000, 22050, 24000,
 368         32000, 44100, 48000, 64000, 88200, 96000,
 369         176400, 192000,
 370 };
 371
 372 static struct snd_pcm_hw_constraint_list hw_constraints_rates_96 = {
 373         .count = ARRAY_SIZE(rates) - 2, /* up to 96000 */
 374         .list = rates,
 375         .mask = 0,
 376 };
 377
 378 static struct snd_pcm_hw_constraint_list hw_constraints_rates_48 = {
 379         .count = ARRAY_SIZE(rates) - 5, /* up to 48000 */
 380         .list = rates,
 381         .mask = 0,
 382 };
 383
 384 static struct snd_pcm_hw_constraint_list hw_constraints_rates_192 = {
 385         .count = ARRAY_SIZE(rates),
 386         .list = rates,
 387         .mask = 0,
 388 };
 389
 390 struct vt1724_pcm_reg {
 391         unsigned int addr;      /* ADDR register offset */
 392         unsigned int size;      /* SIZE register offset */
 393         unsigned int count;     /* COUNT register offset */
 394         unsigned int start;     /* start & pause bit */
 395 };
 396
 397 static int snd_vt1724_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
 398 {
 399         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 400         unsigned char what;
 401         unsigned char old;
 402         struct snd_pcm_substream *s;
 403
 404         what = 0;
 405         snd_pcm_group_for_each_entry(s, substream) {
 406                 if (snd_pcm_substream_chip(s) == ice) {
 407                         const struct vt1724_pcm_reg *reg;
 408                         reg = s->runtime->private_data;
 409                         what |= reg->start;
 410                         snd_pcm_trigger_done(s, substream);
 411                 }
 412         }
 413
 414         switch (cmd) {
 415         case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
 416         case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
 417                 spin_lock(&ice->reg_lock);
 418                 old = inb(ICEMT1724(ice, DMA_PAUSE));
 419                 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
 420                         old |= what;
 421                 else
 422                         old &= ~what;
 423                 outb(old, ICEMT1724(ice, DMA_PAUSE));
 424                 spin_unlock(&ice->reg_lock);
 425                 break;
 426
 427         case SNDRV_PCM_TRIGGER_START:
 428         case SNDRV_PCM_TRIGGER_STOP:
 429                 spin_lock(&ice->reg_lock);
 430                 old = inb(ICEMT1724(ice, DMA_CONTROL));
 431                 if (cmd == SNDRV_PCM_TRIGGER_START)
 432                         old |= what;
 433                 else
 434                         old &= ~what;
 435                 outb(old, ICEMT1724(ice, DMA_CONTROL));
 436                 spin_unlock(&ice->reg_lock);
 437                 break;
 438
 439         default:
 440                 return -EINVAL;
 441         }
 442         return 0;
 443 }
 444
 445 /*
 446  */
 447
 448 #define DMA_STARTS      (VT1724_RDMA0_START|VT1724_PDMA0_START|VT1724_RDMA1_START|\
 449         VT1724_PDMA1_START|VT1724_PDMA2_START|VT1724_PDMA3_START|VT1724_PDMA4_START)
 450 #define DMA_PAUSES      (VT1724_RDMA0_PAUSE|VT1724_PDMA0_PAUSE|VT1724_RDMA1_PAUSE|\
 451         VT1724_PDMA1_PAUSE|VT1724_PDMA2_PAUSE|VT1724_PDMA3_PAUSE|VT1724_PDMA4_PAUSE)
 452
 453 static const unsigned int stdclock_rate_list[16] = {
 454         48000, 24000, 12000, 9600, 32000, 16000, 8000, 96000, 44100,
 455         22050, 11025, 88200, 176400, 0, 192000, 64000
 456 };
 457
 458 static unsigned int stdclock_get_rate(struct snd_ice1712 *ice)
 459 {
 460         unsigned int rate;
 461         rate = stdclock_rate_list[inb(ICEMT1724(ice, RATE)) & 15];
 462         return rate;
 463 }
 464
 465 static void stdclock_set_rate(struct snd_ice1712 *ice, unsigned int rate)
 466 {
 467         int i;
 468         for (i = 0; i < ARRAY_SIZE(stdclock_rate_list); i++) {
 469                 if (stdclock_rate_list[i] == rate) {
 470                         outb(i, ICEMT1724(ice, RATE));
 471                         return;
 472                 }
 473         }
 474 }
 475
 476 static unsigned char stdclock_set_mclk(struct snd_ice1712 *ice,
 477                                        unsigned int rate)
 478 {
 479         unsigned char val, old;
 480         /* check MT02 */
 481         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 482                 val = old = inb(ICEMT1724(ice, I2S_FORMAT));
 483                 if (rate > 96000)
 484                         val |= VT1724_MT_I2S_MCLK_128X; /* 128x MCLK */
 485                 else
 486                         val &= ~VT1724_MT_I2S_MCLK_128X; /* 256x MCLK */
 487                 if (val != old) {
 488                         outb(val, ICEMT1724(ice, I2S_FORMAT));
 489                         /* master clock changed */
 490                         return 1;
 491                 }
 492         }
 493         /* no change in master clock */
 494         return 0;
 495 }
 496
 497 static void snd_vt1724_set_pro_rate(struct snd_ice1712 *ice, unsigned int rate,
 498                                     int force)
 499 {
 500         unsigned long flags;
 501         unsigned char mclk_change;
 502         unsigned int i, old_rate;
 503
 504         if (rate > ice->hw_rates->list[ice->hw_rates->count - 1])
 505                 return;
 506         spin_lock_irqsave(&ice->reg_lock, flags);
 507         if ((inb(ICEMT1724(ice, DMA_CONTROL)) & DMA_STARTS) ||
 508             (inb(ICEMT1724(ice, DMA_PAUSE)) & DMA_PAUSES)) {
 509                 /* running? we cannot change the rate now... */
 510                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 511                 return;
 512         }
 513         if (!force && is_pro_rate_locked(ice)) {
 514                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 515                 return;
 516         }
 517
 518         old_rate = ice->get_rate(ice);
 519         if (force || (old_rate != rate))
 520                 ice->set_rate(ice, rate);
 521         else if (rate == ice->cur_rate) {
 522                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 523                 return;
 524         }
 525
 526         ice->cur_rate = rate;
 527
 528         /* setting master clock */
 529         mclk_change = ice->set_mclk(ice, rate);
 530
 531         spin_unlock_irqrestore(&ice->reg_lock, flags);
 532
 533         if (mclk_change && ice->gpio.i2s_mclk_changed)
 534                 ice->gpio.i2s_mclk_changed(ice);
 535         if (ice->gpio.set_pro_rate)
 536                 ice->gpio.set_pro_rate(ice, rate);
 537
 538         /* set up codecs */
 539         for (i = 0; i < ice->akm_codecs; i++) {
 540                 if (ice->akm[i].ops.set_rate_val)
 541                         ice->akm[i].ops.set_rate_val(&ice->akm[i], rate);
 542         }
 543         if (ice->spdif.ops.setup_rate)
 544                 ice->spdif.ops.setup_rate(ice, rate);
 545 }
 546
 547 static int snd_vt1724_pcm_hw_params(struct snd_pcm_substream *substream,
 548                                     struct snd_pcm_hw_params *hw_params)
 549 {
 550         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 551         int i, chs;
 552
 553         chs = params_channels(hw_params);
 554         mutex_lock(&ice->open_mutex);
 555         /* mark surround channels */
 556         if (substream == ice->playback_pro_substream) {
 557                 /* PDMA0 can be multi-channel up to 8 */
 558                 chs = chs / 2 - 1;
 559                 for (i = 0; i < chs; i++) {
 560                         if (ice->pcm_reserved[i] &&
 561                             ice->pcm_reserved[i] != substream) {
 562                                 mutex_unlock(&ice->open_mutex);
 563                                 return -EBUSY;
 564                         }
 565                         ice->pcm_reserved[i] = substream;
 566                 }
 567                 for (; i < 3; i++) {
 568                         if (ice->pcm_reserved[i] == substream)
 569                                 ice->pcm_reserved[i] = NULL;
 570                 }
 571         } else {
 572                 for (i = 0; i < 3; i++) {
 573                         /* check individual playback stream */
 574                         if (ice->playback_con_substream_ds[i] == substream) {
 575                                 if (ice->pcm_reserved[i] &&
 576                                     ice->pcm_reserved[i] != substream) {
 577                                         mutex_unlock(&ice->open_mutex);
 578                                         return -EBUSY;
 579                                 }
 580                                 ice->pcm_reserved[i] = substream;
 581                                 break;
 582                         }
 583                 }
 584         }
 585         mutex_unlock(&ice->open_mutex);
 586         snd_vt1724_set_pro_rate(ice, params_rate(hw_params), 0);
 587         return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
 588 }
 589
 590 static int snd_vt1724_pcm_hw_free(struct snd_pcm_substream *substream)
 591 {
 592         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 593         int i;
 594
 595         mutex_lock(&ice->open_mutex);
 596         /* unmark surround channels */
 597         for (i = 0; i < 3; i++)
 598                 if (ice->pcm_reserved[i] == substream)
 599                         ice->pcm_reserved[i] = NULL;
 600         mutex_unlock(&ice->open_mutex);
 601         return snd_pcm_lib_free_pages(substream);
 602 }
 603
 604 static int snd_vt1724_playback_pro_prepare(struct snd_pcm_substream *substream)
 605 {
 606         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 607         unsigned char val;
 608         unsigned int size;
 609
 610         spin_lock_irq(&ice->reg_lock);
 611         val = (8 - substream->runtime->channels) >> 1;
 612         outb(val, ICEMT1724(ice, BURST));
 613
 614         outl(substream->runtime->dma_addr, ICEMT1724(ice, PLAYBACK_ADDR));
 615
 616         size = (snd_pcm_lib_buffer_bytes(substream) >> 2) - 1;
 617         // outl(size, ICEMT1724(ice, PLAYBACK_SIZE));
 618         outw(size, ICEMT1724(ice, PLAYBACK_SIZE));
 619         outb(size >> 16, ICEMT1724(ice, PLAYBACK_SIZE) + 2);
 620         size = (snd_pcm_lib_period_bytes(substream) >> 2) - 1;
 621         // outl(size, ICEMT1724(ice, PLAYBACK_COUNT));
 622         outw(size, ICEMT1724(ice, PLAYBACK_COUNT));
 623         outb(size >> 16, ICEMT1724(ice, PLAYBACK_COUNT) + 2);
 624
 625         spin_unlock_irq(&ice->reg_lock);
 626
 627         // printk("pro prepare: ch = %d, addr = 0x%x, buffer = 0x%x, period = 0x%x\n", substream->runtime->channels, (unsigned int)substream->runtime->dma_addr, snd_pcm_lib_buffer_bytes(substream), snd_pcm_lib_period_bytes(substream));
 628         return 0;
 629 }
 630
 631 static snd_pcm_uframes_t snd_vt1724_playback_pro_pointer(struct snd_pcm_substream *substream)
 632 {
 633         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 634         size_t ptr;
 635
 636         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & VT1724_PDMA0_START))
 637                 return 0;
 638 #if 0 /* read PLAYBACK_ADDR */
 639         ptr = inl(ICEMT1724(ice, PLAYBACK_ADDR));
 640         if (ptr < substream->runtime->dma_addr) {
 641                 snd_printd("ice1724: invalid negative ptr\n");
 642                 return 0;
 643         }
 644         ptr -= substream->runtime->dma_addr;
 645         ptr = bytes_to_frames(substream->runtime, ptr);
 646         if (ptr >= substream->runtime->buffer_size) {
 647                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
 648                            (int)ptr, (int)substream->runtime->period_size);
 649                 return 0;
 650         }
 651 #else /* read PLAYBACK_SIZE */
 652         ptr = inl(ICEMT1724(ice, PLAYBACK_SIZE)) & 0xffffff;
 653         ptr = (ptr + 1) << 2;
 654         ptr = bytes_to_frames(substream->runtime, ptr);
 655         if (! ptr)
 656                 ;
 657         else if (ptr <= substream->runtime->buffer_size)
 658                 ptr = substream->runtime->buffer_size - ptr;
 659         else {
 660                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
 661                            (int)ptr, (int)substream->runtime->buffer_size);
 662                 ptr = 0;
 663         }
 664 #endif
 665         return ptr;
 666 }
 667
 668 static int snd_vt1724_pcm_prepare(struct snd_pcm_substream *substream)
 669 {
 670         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 671         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 672
 673         spin_lock_irq(&ice->reg_lock);
 674         outl(substream->runtime->dma_addr, ice->profi_port + reg->addr);
 675         outw((snd_pcm_lib_buffer_bytes(substream) >> 2) - 1,
 676              ice->profi_port + reg->size);
 677         outw((snd_pcm_lib_period_bytes(substream) >> 2) - 1,
 678              ice->profi_port + reg->count);
 679         spin_unlock_irq(&ice->reg_lock);
 680         return 0;
 681 }
 682
 683 static snd_pcm_uframes_t snd_vt1724_pcm_pointer(struct snd_pcm_substream *substream)
 684 {
 685         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 686         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 687         size_t ptr;
 688
 689         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & reg->start))
 690                 return 0;
 691 #if 0 /* use ADDR register */
 692         ptr = inl(ice->profi_port + reg->addr);
 693         ptr -= substream->runtime->dma_addr;
 694         return bytes_to_frames(substream->runtime, ptr);
 695 #else /* use SIZE register */
 696         ptr = inw(ice->profi_port + reg->size);
 697         ptr = (ptr + 1) << 2;
 698         ptr = bytes_to_frames(substream->runtime, ptr);
 699         if (! ptr)
 700                 ;
 701         else if (ptr <= substream->runtime->buffer_size)
 702                 ptr = substream->runtime->buffer_size - ptr;
 703         else {
 704                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
 705                            (int)ptr, (int)substream->runtime->buffer_size);
 706                 ptr = 0;
 707         }
 708         return ptr;
 709 #endif
 710 }
 711
 712 static const struct vt1724_pcm_reg vt1724_playback_pro_reg = {
 713         .addr = VT1724_MT_PLAYBACK_ADDR,
 714         .size = VT1724_MT_PLAYBACK_SIZE,
 715         .count = VT1724_MT_PLAYBACK_COUNT,
 716         .start = VT1724_PDMA0_START,
 717 };
 718
 719 static const struct vt1724_pcm_reg vt1724_capture_pro_reg = {
 720         .addr = VT1724_MT_CAPTURE_ADDR,
 721         .size = VT1724_MT_CAPTURE_SIZE,
 722         .count = VT1724_MT_CAPTURE_COUNT,
 723         .start = VT1724_RDMA0_START,
 724 };
 725
 726 static const struct snd_pcm_hardware snd_vt1724_playback_pro =
 727 {
 728         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 729                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 730                                  SNDRV_PCM_INFO_MMAP_VALID |
 731                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 732         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 733         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
 734         .rate_min =             8000,
 735         .rate_max =             192000,
 736         .channels_min =         2,
 737         .channels_max =         8,
 738         .buffer_bytes_max =     (1UL << 21),    /* 19bits dword */
 739         .period_bytes_min =     8 * 4 * 2,      /* FIXME: constraints needed */
 740         .period_bytes_max =     (1UL << 21),
 741         .periods_min =          2,
 742         .periods_max =          1024,
 743 };
 744
 745 static const struct snd_pcm_hardware snd_vt1724_spdif =
 746 {
 747         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 748                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 749                                  SNDRV_PCM_INFO_MMAP_VALID |
 750                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 751         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 752         .rates =                (SNDRV_PCM_RATE_32000|SNDRV_PCM_RATE_44100|
 753                                  SNDRV_PCM_RATE_48000|SNDRV_PCM_RATE_88200|
 754                                  SNDRV_PCM_RATE_96000|SNDRV_PCM_RATE_176400|
 755                                  SNDRV_PCM_RATE_192000),
 756         .rate_min =             32000,
 757         .rate_max =             192000,
 758         .channels_min =         2,
 759         .channels_max =         2,
 760         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
 761         .period_bytes_min =     2 * 4 * 2,
 762         .period_bytes_max =     (1UL << 18),
 763         .periods_min =          2,
 764         .periods_max =          1024,
 765 };
 766
 767 static const struct snd_pcm_hardware snd_vt1724_2ch_stereo =
 768 {
 769         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 770                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 771                                  SNDRV_PCM_INFO_MMAP_VALID |
 772                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 773         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 774         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
 775         .rate_min =             8000,
 776         .rate_max =             192000,
 777         .channels_min =         2,
 778         .channels_max =         2,
 779         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
 780         .period_bytes_min =     2 * 4 * 2,
 781         .period_bytes_max =     (1UL << 18),
 782         .periods_min =          2,
 783         .periods_max =          1024,
 784 };
 785
 786 /*
 787  * set rate constraints
 788  */
 789 static void set_std_hw_rates(struct snd_ice1712 *ice)
 790 {
 791         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 792                 /* I2S */
 793                 /* VT1720 doesn't support more than 96kHz */
 794                 if ((ice->eeprom.data[ICE_EEP2_I2S] & 0x08) && !ice->vt1720)
 795                         ice->hw_rates = &hw_constraints_rates_192;
 796                 else
 797                         ice->hw_rates = &hw_constraints_rates_96;
 798         } else {
 799                 /* ACLINK */
 800                 ice->hw_rates = &hw_constraints_rates_48;
 801         }
 802 }
 803
 804 static int set_rate_constraints(struct snd_ice1712 *ice,
 805                                 struct snd_pcm_substream *substream)
 806 {
 807         struct snd_pcm_runtime *runtime = substream->runtime;
 808
 809         runtime->hw.rate_min = ice->hw_rates->list[0];
 810         runtime->hw.rate_max = ice->hw_rates->list[ice->hw_rates->count - 1];
 811         runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
 812         return snd_pcm_hw_constraint_list(runtime, 0,
 813                                           SNDRV_PCM_HW_PARAM_RATE,
 814                                           ice->hw_rates);
 815 }
 816
 817 /* multi-channel playback needs alignment 8x32bit regardless of the channels
 818  * actually used
 819  */
 820 #define VT1724_BUFFER_ALIGN     0x20
 821
 822 static int snd_vt1724_playback_pro_open(struct snd_pcm_substream *substream)
 823 {
 824         struct snd_pcm_runtime *runtime = substream->runtime;
 825         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 826         int chs;
 827
 828         runtime->private_data = (void *)&vt1724_playback_pro_reg;
 829         ice->playback_pro_substream = substream;
 830         runtime->hw = snd_vt1724_playback_pro;
 831         snd_pcm_set_sync(substream);
 832         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
 833         set_rate_constraints(ice, substream);
 834         mutex_lock(&ice->open_mutex);
 835         /* calculate the currently available channels */
 836         for (chs = 0; chs < 3; chs++) {
 837                 if (ice->pcm_reserved[chs])
 838                         break;
 839         }
 840         chs = (chs + 1) * 2;
 841         runtime->hw.channels_max = chs;
 842         if (chs > 2) /* channels must be even */
 843                 snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 2);
 844         mutex_unlock(&ice->open_mutex);
 845         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
 846                                    VT1724_BUFFER_ALIGN);
 847         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
 848                                    VT1724_BUFFER_ALIGN);
 849         return 0;
 850 }
 851
 852 static int snd_vt1724_capture_pro_open(struct snd_pcm_substream *substream)
 853 {
 854         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 855         struct snd_pcm_runtime *runtime = substream->runtime;
 856
 857         runtime->private_data = (void *)&vt1724_capture_pro_reg;
 858         ice->capture_pro_substream = substream;
 859         runtime->hw = snd_vt1724_2ch_stereo;
 860         snd_pcm_set_sync(substream);
 861         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
 862         set_rate_constraints(ice, substream);
 863         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
 864                                    VT1724_BUFFER_ALIGN);
 865         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
 866                                    VT1724_BUFFER_ALIGN);
 867         return 0;
 868 }
 869
 870 static int snd_vt1724_playback_pro_close(struct snd_pcm_substream *substream)
 871 {
 872         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 873
 874         if (PRO_RATE_RESET)
 875                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
 876         ice->playback_pro_substream = NULL;
 877
 878         return 0;
 879 }
 880
 881 static int snd_vt1724_capture_pro_close(struct snd_pcm_substream *substream)
 882 {
 883         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 884
 885         if (PRO_RATE_RESET)
 886                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
 887         ice->capture_pro_substream = NULL;
 888         return 0;
 889 }
 890
 891 static struct snd_pcm_ops snd_vt1724_playback_pro_ops = {
 892         .open =         snd_vt1724_playback_pro_open,
 893         .close =        snd_vt1724_playback_pro_close,
 894         .ioctl =        snd_pcm_lib_ioctl,
 895         .hw_params =    snd_vt1724_pcm_hw_params,
 896         .hw_free =      snd_vt1724_pcm_hw_free,
 897         .prepare =      snd_vt1724_playback_pro_prepare,
 898         .trigger =      snd_vt1724_pcm_trigger,
 899         .pointer =      snd_vt1724_playback_pro_pointer,
 900 };
 901
 902 static struct snd_pcm_ops snd_vt1724_capture_pro_ops = {
 903         .open =         snd_vt1724_capture_pro_open,
 904         .close =        snd_vt1724_capture_pro_close,
 905         .ioctl =        snd_pcm_lib_ioctl,
 906         .hw_params =    snd_vt1724_pcm_hw_params,
 907         .hw_free =      snd_vt1724_pcm_hw_free,
 908         .prepare =      snd_vt1724_pcm_prepare,
 909         .trigger =      snd_vt1724_pcm_trigger,
 910         .pointer =      snd_vt1724_pcm_pointer,
 911 };
 912
 913 static int __devinit snd_vt1724_pcm_profi(struct snd_ice1712 * ice, int device)
 914 {
 915         struct snd_pcm *pcm;
 916         int err;
 917
 918         err = snd_pcm_new(ice->card, "ICE1724", device, 1, 1, &pcm);
 919         if (err < 0)
 920                 return err;
 921
 922         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_vt1724_playback_pro_ops);
 923         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_vt1724_capture_pro_ops);
 924
 925         pcm->private_data = ice;
 926         pcm->info_flags = 0;
 927         strcpy(pcm->name, "ICE1724");
 928
 929         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
 930                                               snd_dma_pci_data(ice->pci),
 931                                               256*1024, 256*1024);
 932
 933         ice->pcm_pro = pcm;
 934
 935         return 0;
 936 }
 937
 938
 939 /*
 940  * SPDIF PCM
 941  */
 942
 943 static const struct vt1724_pcm_reg vt1724_playback_spdif_reg = {
 944         .addr = VT1724_MT_PDMA4_ADDR,
 945         .size = VT1724_MT_PDMA4_SIZE,
 946         .count = VT1724_MT_PDMA4_COUNT,
 947         .start = VT1724_PDMA4_START,
 948 };
 949
 950 static const struct vt1724_pcm_reg vt1724_capture_spdif_reg = {
 951         .addr = VT1724_MT_RDMA1_ADDR,
 952         .size = VT1724_MT_RDMA1_SIZE,
 953         .count = VT1724_MT_RDMA1_COUNT,
 954         .start = VT1724_RDMA1_START,
 955 };
 956
 957 /* update spdif control bits; call with reg_lock */
 958 static void update_spdif_bits(struct snd_ice1712 *ice, unsigned int val)
 959 {
 960         unsigned char cbit, disabled;
 961
 962         cbit = inb(ICEREG1724(ice, SPDIF_CFG));
 963         disabled = cbit & ~VT1724_CFG_SPDIF_OUT_EN;
 964         if (cbit != disabled)
 965                 outb(disabled, ICEREG1724(ice, SPDIF_CFG));
 966         outw(val, ICEMT1724(ice, SPDIF_CTRL));
 967         if (cbit != disabled)
 968                 outb(cbit, ICEREG1724(ice, SPDIF_CFG));
 969         outw(val, ICEMT1724(ice, SPDIF_CTRL));
 970 }
 971
 972 /* update SPDIF control bits according to the given rate */
 973 static void update_spdif_rate(struct snd_ice1712 *ice, unsigned int rate)
 974 {
 975         unsigned int val, nval;
 976         unsigned long flags;
 977
 978         spin_lock_irqsave(&ice->reg_lock, flags);
 979         nval = val = inw(ICEMT1724(ice, SPDIF_CTRL));
 980         nval &= ~(7 << 12);
 981         switch (rate) {
 982         case 44100: break;
 983         case 48000: nval |= 2 << 12; break;
 984         case 32000: nval |= 3 << 12; break;
 985         case 88200: nval |= 4 << 12; break;
 986         case 96000: nval |= 5 << 12; break;
 987         case 192000: nval |= 6 << 12; break;
 988         case 176400: nval |= 7 << 12; break;
 989         }
 990         if (val != nval)
 991                 update_spdif_bits(ice, nval);
 992         spin_unlock_irqrestore(&ice->reg_lock, flags);
 993 }
 994
 995 static int snd_vt1724_playback_spdif_prepare(struct snd_pcm_substream *substream)
 996 {
 997         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 998         if (! ice->force_pdma4)
 999                 update_spdif_rate(ice, substream->runtime->rate);
1000         return snd_vt1724_pcm_prepare(substream);
1001 }
1002
1003 static int snd_vt1724_playback_spdif_open(struct snd_pcm_substream *substream)
1004 {
1005         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1006         struct snd_pcm_runtime *runtime = substream->runtime;
1007
1008         runtime->private_data = (void *)&vt1724_playback_spdif_reg;
1009         ice->playback_con_substream = substream;
1010         if (ice->force_pdma4) {
1011                 runtime->hw = snd_vt1724_2ch_stereo;
1012                 set_rate_constraints(ice, substream);
1013         } else
1014                 runtime->hw = snd_vt1724_spdif;
1015         snd_pcm_set_sync(substream);
1016         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1017         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1018                                    VT1724_BUFFER_ALIGN);
1019         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1020                                    VT1724_BUFFER_ALIGN);
1021         if (ice->spdif.ops.open)
1022                 ice->spdif.ops.open(ice, substream);
1023         return 0;
1024 }
1025
1026 static int snd_vt1724_playback_spdif_close(struct snd_pcm_substream *substream)
1027 {
1028         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1029
1030         if (PRO_RATE_RESET)
1031                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1032         ice->playback_con_substream = NULL;
1033         if (ice->spdif.ops.close)
1034                 ice->spdif.ops.close(ice, substream);
1035
1036         return 0;
1037 }
1038
1039 static int snd_vt1724_capture_spdif_open(struct snd_pcm_substream *substream)
1040 {
1041         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1042         struct snd_pcm_runtime *runtime = substream->runtime;
1043
1044         runtime->private_data = (void *)&vt1724_capture_spdif_reg;
1045         ice->capture_con_substream = substream;
1046         if (ice->force_rdma1) {
1047                 runtime->hw = snd_vt1724_2ch_stereo;
1048                 set_rate_constraints(ice, substream);
1049         } else
1050                 runtime->hw = snd_vt1724_spdif;
1051         snd_pcm_set_sync(substream);
1052         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1053         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1054                                    VT1724_BUFFER_ALIGN);
1055         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1056                                    VT1724_BUFFER_ALIGN);
1057         if (ice->spdif.ops.open)
1058                 ice->spdif.ops.open(ice, substream);
1059         return 0;
1060 }
1061
1062 static int snd_vt1724_capture_spdif_close(struct snd_pcm_substream *substream)
1063 {
1064         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1065
1066         if (PRO_RATE_RESET)
1067                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1068         ice->capture_con_substream = NULL;
1069         if (ice->spdif.ops.close)
1070                 ice->spdif.ops.close(ice, substream);
1071
1072         return 0;
1073 }
1074
1075 static struct snd_pcm_ops snd_vt1724_playback_spdif_ops = {
1076         .open =         snd_vt1724_playback_spdif_open,
1077         .close =        snd_vt1724_playback_spdif_close,
1078         .ioctl =        snd_pcm_lib_ioctl,
1079         .hw_params =    snd_vt1724_pcm_hw_params,
1080         .hw_free =      snd_vt1724_pcm_hw_free,
1081         .prepare =      snd_vt1724_playback_spdif_prepare,
1082         .trigger =      snd_vt1724_pcm_trigger,
1083         .pointer =      snd_vt1724_pcm_pointer,
1084 };
1085
1086 static struct snd_pcm_ops snd_vt1724_capture_spdif_ops = {
1087         .open =         snd_vt1724_capture_spdif_open,
1088         .close =        snd_vt1724_capture_spdif_close,
1089         .ioctl =        snd_pcm_lib_ioctl,
1090         .hw_params =    snd_vt1724_pcm_hw_params,
1091         .hw_free =      snd_vt1724_pcm_hw_free,
1092         .prepare =      snd_vt1724_pcm_prepare,
1093         .trigger =      snd_vt1724_pcm_trigger,
1094         .pointer =      snd_vt1724_pcm_pointer,
1095 };
1096
1097
1098 static int __devinit snd_vt1724_pcm_spdif(struct snd_ice1712 * ice, int device)
1099 {
1100         char *name;
1101         struct snd_pcm *pcm;
1102         int play, capt;
1103         int err;
1104
1105         if (ice->force_pdma4 ||
1106             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_OUT_INT)) {
1107                 play = 1;
1108                 ice->has_spdif = 1;
1109         } else
1110                 play = 0;
1111         if (ice->force_rdma1 ||
1112             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN)) {
1113                 capt = 1;
1114                 ice->has_spdif = 1;
1115         } else
1116                 capt = 0;
1117         if (! play && ! capt)
1118                 return 0; /* no spdif device */
1119
1120         if (ice->force_pdma4 || ice->force_rdma1)
1121                 name = "ICE1724 Secondary";
1122         else
1123                 name = "IEC1724 IEC958";
1124         err = snd_pcm_new(ice->card, name, device, play, capt, &pcm);
1125         if (err < 0)
1126                 return err;
1127
1128         if (play)
1129                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1130                                 &snd_vt1724_playback_spdif_ops);
1131         if (capt)
1132                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1133                                 &snd_vt1724_capture_spdif_ops);
1134
1135         pcm->private_data = ice;
1136         pcm->info_flags = 0;
1137         strcpy(pcm->name, name);
1138
1139         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1140                                               snd_dma_pci_data(ice->pci),
1141                                               64*1024, 64*1024);
1142
1143         ice->pcm = pcm;
1144
1145         return 0;
1146 }
1147
1148
1149 /*
1150  * independent surround PCMs
1151  */
1152
1153 static const struct vt1724_pcm_reg vt1724_playback_dma_regs[3] = {
1154         {
1155                 .addr = VT1724_MT_PDMA1_ADDR,
1156                 .size = VT1724_MT_PDMA1_SIZE,
1157                 .count = VT1724_MT_PDMA1_COUNT,
1158                 .start = VT1724_PDMA1_START,
1159         },
1160         {
1161                 .addr = VT1724_MT_PDMA2_ADDR,
1162                 .size = VT1724_MT_PDMA2_SIZE,
1163                 .count = VT1724_MT_PDMA2_COUNT,
1164                 .start = VT1724_PDMA2_START,
1165         },
1166         {
1167                 .addr = VT1724_MT_PDMA3_ADDR,
1168                 .size = VT1724_MT_PDMA3_SIZE,
1169                 .count = VT1724_MT_PDMA3_COUNT,
1170                 .start = VT1724_PDMA3_START,
1171         },
1172 };
1173
1174 static int snd_vt1724_playback_indep_prepare(struct snd_pcm_substream *substream)
1175 {
1176         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1177         unsigned char val;
1178
1179         spin_lock_irq(&ice->reg_lock);
1180         val = 3 - substream->number;
1181         if (inb(ICEMT1724(ice, BURST)) < val)
1182                 outb(val, ICEMT1724(ice, BURST));
1183         spin_unlock_irq(&ice->reg_lock);
1184         return snd_vt1724_pcm_prepare(substream);
1185 }
1186
1187 static int snd_vt1724_playback_indep_open(struct snd_pcm_substream *substream)
1188 {
1189         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1190         struct snd_pcm_runtime *runtime = substream->runtime;
1191
1192         mutex_lock(&ice->open_mutex);
1193         /* already used by PDMA0? */
1194         if (ice->pcm_reserved[substream->number]) {
1195                 mutex_unlock(&ice->open_mutex);
1196                 return -EBUSY; /* FIXME: should handle blocking mode properly */
1197         }
1198         mutex_unlock(&ice->open_mutex);
1199         runtime->private_data = (void *)&vt1724_playback_dma_regs[substream->number];
1200         ice->playback_con_substream_ds[substream->number] = substream;
1201         runtime->hw = snd_vt1724_2ch_stereo;
1202         snd_pcm_set_sync(substream);
1203         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1204         set_rate_constraints(ice, substream);
1205         return 0;
1206 }
1207
1208 static int snd_vt1724_playback_indep_close(struct snd_pcm_substream *substream)
1209 {
1210         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1211
1212         if (PRO_RATE_RESET)
1213                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1214         ice->playback_con_substream_ds[substream->number] = NULL;
1215         ice->pcm_reserved[substream->number] = NULL;
1216
1217         return 0;
1218 }
1219
1220 static struct snd_pcm_ops snd_vt1724_playback_indep_ops = {
1221         .open =         snd_vt1724_playback_indep_open,
1222         .close =        snd_vt1724_playback_indep_close,
1223         .ioctl =        snd_pcm_lib_ioctl,
1224         .hw_params =    snd_vt1724_pcm_hw_params,
1225         .hw_free =      snd_vt1724_pcm_hw_free,
1226         .prepare =      snd_vt1724_playback_indep_prepare,
1227         .trigger =      snd_vt1724_pcm_trigger,
1228         .pointer =      snd_vt1724_pcm_pointer,
1229 };
1230
1231
1232 static int __devinit snd_vt1724_pcm_indep(struct snd_ice1712 * ice, int device)
1233 {
1234         struct snd_pcm *pcm;
1235         int play;
1236         int err;
1237
1238         play = ice->num_total_dacs / 2 - 1;
1239         if (play <= 0)
1240                 return 0;
1241
1242         err = snd_pcm_new(ice->card, "ICE1724 Surrounds", device, play, 0, &pcm);
1243         if (err < 0)
1244                 return err;
1245
1246         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1247                         &snd_vt1724_playback_indep_ops);
1248
1249         pcm->private_data = ice;
1250         pcm->info_flags = 0;
1251         strcpy(pcm->name, "ICE1724 Surround PCM");
1252
1253         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1254                                               snd_dma_pci_data(ice->pci),
1255                                               64*1024, 64*1024);
1256
1257         ice->pcm_ds = pcm;
1258
1259         return 0;
1260 }
1261
1262
1263 /*
1264  *  Mixer section
1265  */
1266
1267 static int __devinit snd_vt1724_ac97_mixer(struct snd_ice1712 * ice)
1268 {
1269         int err;
1270
1271         if (! (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S)) {
1272                 struct snd_ac97_bus *pbus;
1273                 struct snd_ac97_template ac97;
1274                 static struct snd_ac97_bus_ops ops = {
1275                         .write = snd_vt1724_ac97_write,
1276                         .read = snd_vt1724_ac97_read,
1277                 };
1278
1279                 /* cold reset */
1280                 outb(inb(ICEMT1724(ice, AC97_CMD)) | 0x80, ICEMT1724(ice, AC97_CMD));
1281                 mdelay(5); /* FIXME */
1282                 outb(inb(ICEMT1724(ice, AC97_CMD)) & ~0x80, ICEMT1724(ice, AC97_CMD));
1283
1284                 if ((err = snd_ac97_bus(ice->card, 0, &ops, NULL, &pbus)) < 0)
1285                         return err;
1286                 memset(&ac97, 0, sizeof(ac97));
1287                 ac97.private_data = ice;
1288                 if ((err = snd_ac97_mixer(pbus, &ac97, &ice->ac97)) < 0)
1289                         printk(KERN_WARNING "ice1712: cannot initialize pro ac97, skipped\n");
1290                 else
1291                         return 0;
1292         }
1293         /* I2S mixer only */
1294         strcat(ice->card->mixername, "ICE1724 - multitrack");
1295         return 0;
1296 }
1297
1298 /*
1299  *
1300  */
1301
1302 static inline unsigned int eeprom_triple(struct snd_ice1712 *ice, int idx)
1303 {
1304         return (unsigned int)ice->eeprom.data[idx] | \
1305                 ((unsigned int)ice->eeprom.data[idx + 1] << 8) | \
1306                 ((unsigned int)ice->eeprom.data[idx + 2] << 16);
1307 }
1308
1309 static void snd_vt1724_proc_read(struct snd_info_entry *entry,
1310                                  struct snd_info_buffer *buffer)
1311 {
1312         struct snd_ice1712 *ice = entry->private_data;
1313         unsigned int idx;
1314
1315         snd_iprintf(buffer, "%s\n\n", ice->card->longname);
1316         snd_iprintf(buffer, "EEPROM:\n");
1317
1318         snd_iprintf(buffer, "  Subvendor        : 0x%x\n", ice->eeprom.subvendor);
1319         snd_iprintf(buffer, "  Size             : %i bytes\n", ice->eeprom.size);
1320         snd_iprintf(buffer, "  Version          : %i\n", ice->eeprom.version);
1321         snd_iprintf(buffer, "  System Config    : 0x%x\n",
1322                     ice->eeprom.data[ICE_EEP2_SYSCONF]);
1323         snd_iprintf(buffer, "  ACLink           : 0x%x\n",
1324                     ice->eeprom.data[ICE_EEP2_ACLINK]);
1325         snd_iprintf(buffer, "  I2S              : 0x%x\n",
1326                     ice->eeprom.data[ICE_EEP2_I2S]);
1327         snd_iprintf(buffer, "  S/PDIF           : 0x%x\n",
1328                     ice->eeprom.data[ICE_EEP2_SPDIF]);
1329         snd_iprintf(buffer, "  GPIO direction   : 0x%x\n",
1330                     ice->eeprom.gpiodir);
1331         snd_iprintf(buffer, "  GPIO mask        : 0x%x\n",
1332                     ice->eeprom.gpiomask);
1333         snd_iprintf(buffer, "  GPIO state       : 0x%x\n",
1334                     ice->eeprom.gpiostate);
1335         for (idx = 0x12; idx < ice->eeprom.size; idx++)
1336                 snd_iprintf(buffer, "  Extra #%02i        : 0x%x\n",
1337                             idx, ice->eeprom.data[idx]);
1338
1339         snd_iprintf(buffer, "\nRegisters:\n");
1340
1341         snd_iprintf(buffer, "  PSDOUT03 : 0x%08x\n",
1342                     (unsigned)inl(ICEMT1724(ice, ROUTE_PLAYBACK)));
1343         for (idx = 0x0; idx < 0x20 ; idx++)
1344                 snd_iprintf(buffer, "  CCS%02x    : 0x%02x\n",
1345                             idx, inb(ice->port+idx));
1346         for (idx = 0x0; idx < 0x30 ; idx++)
1347                 snd_iprintf(buffer, "  MT%02x     : 0x%02x\n",
1348                             idx, inb(ice->profi_port+idx));
1349 }
1350
1351 static void __devinit snd_vt1724_proc_init(struct snd_ice1712 * ice)
1352 {
1353         struct snd_info_entry *entry;
1354
1355         if (! snd_card_proc_new(ice->card, "ice1724", &entry))
1356                 snd_info_set_text_ops(entry, ice, snd_vt1724_proc_read);
1357 }
1358
1359 /*
1360  *
1361  */
1362
1363 static int snd_vt1724_eeprom_info(struct snd_kcontrol *kcontrol,
1364                                   struct snd_ctl_elem_info *uinfo)
1365 {
1366         uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
1367         uinfo->count = sizeof(struct snd_ice1712_eeprom);
1368         return 0;
1369 }
1370
1371 static int snd_vt1724_eeprom_get(struct snd_kcontrol *kcontrol,
1372                                  struct snd_ctl_elem_value *ucontrol)
1373 {
1374         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1375
1376         memcpy(ucontrol->value.bytes.data, &ice->eeprom, sizeof(ice->eeprom));
1377         return 0;
1378 }
1379
1380 static struct snd_kcontrol_new snd_vt1724_eeprom __devinitdata = {
1381         .iface = SNDRV_CTL_ELEM_IFACE_CARD,
1382         .name = "ICE1724 EEPROM",
1383         .access = SNDRV_CTL_ELEM_ACCESS_READ,
1384         .info = snd_vt1724_eeprom_info,
1385         .get = snd_vt1724_eeprom_get
1386 };
1387
1388 /*
1389  */
1390 static int snd_vt1724_spdif_info(struct snd_kcontrol *kcontrol,
1391                                  struct snd_ctl_elem_info *uinfo)
1392 {
1393         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1394         uinfo->count = 1;
1395         return 0;
1396 }
1397
1398 static unsigned int encode_spdif_bits(struct snd_aes_iec958 *diga)
1399 {
1400         unsigned int val, rbits;
1401
1402         val = diga->status[0] & 0x03; /* professional, non-audio */
1403         if (val & 0x01) {
1404                 /* professional */
1405                 if ((diga->status[0] & IEC958_AES0_PRO_EMPHASIS) ==
1406                     IEC958_AES0_PRO_EMPHASIS_5015)
1407                         val |= 1U << 3;
1408                 rbits = (diga->status[4] >> 3) & 0x0f;
1409                 if (rbits) {
1410                         switch (rbits) {
1411                         case 2: val |= 5 << 12; break; /* 96k */
1412                         case 3: val |= 6 << 12; break; /* 192k */
1413                         case 10: val |= 4 << 12; break; /* 88.2k */
1414                         case 11: val |= 7 << 12; break; /* 176.4k */
1415                         }
1416                 } else {
1417                         switch (diga->status[0] & IEC958_AES0_PRO_FS) {
1418                         case IEC958_AES0_PRO_FS_44100:
1419                                 break;
1420                         case IEC958_AES0_PRO_FS_32000:
1421                                 val |= 3U << 12;
1422                                 break;
1423                         default:
1424                                 val |= 2U << 12;
1425                                 break;
1426                         }
1427                 }
1428         } else {
1429                 /* consumer */
1430                 val |= diga->status[1] & 0x04; /* copyright */
1431                 if ((diga->status[0] & IEC958_AES0_CON_EMPHASIS) ==
1432                     IEC958_AES0_CON_EMPHASIS_5015)
1433                         val |= 1U << 3;
1434                 val |= (unsigned int)(diga->status[1] & 0x3f) << 4; /* category */
1435                 val |= (unsigned int)(diga->status[3] & IEC958_AES3_CON_FS) << 12; /* fs */
1436         }
1437         return val;
1438 }
1439
1440 static void decode_spdif_bits(struct snd_aes_iec958 *diga, unsigned int val)
1441 {
1442         memset(diga->status, 0, sizeof(diga->status));
1443         diga->status[0] = val & 0x03; /* professional, non-audio */
1444         if (val & 0x01) {
1445                 /* professional */
1446                 if (val & (1U << 3))
1447                         diga->status[0] |= IEC958_AES0_PRO_EMPHASIS_5015;
1448                 switch ((val >> 12) & 0x7) {
1449                 case 0:
1450                         break;
1451                 case 2:
1452                         diga->status[0] |= IEC958_AES0_PRO_FS_32000;
1453                         break;
1454                 default:
1455                         diga->status[0] |= IEC958_AES0_PRO_FS_48000;
1456                         break;
1457                 }
1458         } else {
1459                 /* consumer */
1460                 diga->status[0] |= val & (1U << 2); /* copyright */
1461                 if (val & (1U << 3))
1462                         diga->status[0] |= IEC958_AES0_CON_EMPHASIS_5015;
1463                 diga->status[1] |= (val >> 4) & 0x3f; /* category */
1464                 diga->status[3] |= (val >> 12) & 0x07; /* fs */
1465         }
1466 }
1467
1468 static int snd_vt1724_spdif_default_get(struct snd_kcontrol *kcontrol,
1469                                         struct snd_ctl_elem_value *ucontrol)
1470 {
1471         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1472         unsigned int val;
1473         val = inw(ICEMT1724(ice, SPDIF_CTRL));
1474         decode_spdif_bits(&ucontrol->value.iec958, val);
1475         return 0;
1476 }
1477
1478 static int snd_vt1724_spdif_default_put(struct snd_kcontrol *kcontrol,
1479                                          struct snd_ctl_elem_value *ucontrol)
1480 {
1481         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1482         unsigned int val, old;
1483
1484         val = encode_spdif_bits(&ucontrol->value.iec958);
1485         spin_lock_irq(&ice->reg_lock);
1486         old = inw(ICEMT1724(ice, SPDIF_CTRL));
1487         if (val != old)
1488                 update_spdif_bits(ice, val);
1489         spin_unlock_irq(&ice->reg_lock);
1490         return (val != old);
1491 }
1492
1493 static struct snd_kcontrol_new snd_vt1724_spdif_default __devinitdata =
1494 {
1495         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1496         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1497         .info =         snd_vt1724_spdif_info,
1498         .get =          snd_vt1724_spdif_default_get,
1499         .put =          snd_vt1724_spdif_default_put
1500 };
1501
1502 static int snd_vt1724_spdif_maskc_get(struct snd_kcontrol *kcontrol,
1503                                        struct snd_ctl_elem_value *ucontrol)
1504 {
1505         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1506                                                      IEC958_AES0_PROFESSIONAL |
1507                                                      IEC958_AES0_CON_NOT_COPYRIGHT |
1508                                                      IEC958_AES0_CON_EMPHASIS;
1509         ucontrol->value.iec958.status[1] = IEC958_AES1_CON_ORIGINAL |
1510                                                      IEC958_AES1_CON_CATEGORY;
1511         ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS;
1512         return 0;
1513 }
1514
1515 static int snd_vt1724_spdif_maskp_get(struct snd_kcontrol *kcontrol,
1516                                        struct snd_ctl_elem_value *ucontrol)
1517 {
1518         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1519                                                      IEC958_AES0_PROFESSIONAL |
1520                                                      IEC958_AES0_PRO_FS |
1521                                                      IEC958_AES0_PRO_EMPHASIS;
1522         return 0;
1523 }
1524
1525 static struct snd_kcontrol_new snd_vt1724_spdif_maskc __devinitdata =
1526 {
1527         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1528         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1529         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
1530         .info =         snd_vt1724_spdif_info,
1531         .get =          snd_vt1724_spdif_maskc_get,
1532 };
1533
1534 static struct snd_kcontrol_new snd_vt1724_spdif_maskp __devinitdata =
1535 {
1536         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1537         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1538         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK),
1539         .info =         snd_vt1724_spdif_info,
1540         .get =          snd_vt1724_spdif_maskp_get,
1541 };
1542
1543 #define snd_vt1724_spdif_sw_info                snd_ctl_boolean_mono_info
1544
1545 static int snd_vt1724_spdif_sw_get(struct snd_kcontrol *kcontrol,
1546                                    struct snd_ctl_elem_value *ucontrol)
1547 {
1548         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1549         ucontrol->value.integer.value[0] = inb(ICEREG1724(ice, SPDIF_CFG)) &
1550                 VT1724_CFG_SPDIF_OUT_EN ? 1 : 0;
1551         return 0;
1552 }
1553
1554 static int snd_vt1724_spdif_sw_put(struct snd_kcontrol *kcontrol,
1555                                    struct snd_ctl_elem_value *ucontrol)
1556 {
1557         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1558         unsigned char old, val;
1559
1560         spin_lock_irq(&ice->reg_lock);
1561         old = val = inb(ICEREG1724(ice, SPDIF_CFG));
1562         val &= ~VT1724_CFG_SPDIF_OUT_EN;
1563         if (ucontrol->value.integer.value[0])
1564                 val |= VT1724_CFG_SPDIF_OUT_EN;
1565         if (old != val)
1566                 outb(val, ICEREG1724(ice, SPDIF_CFG));
1567         spin_unlock_irq(&ice->reg_lock);
1568         return old != val;
1569 }
1570
1571 static struct snd_kcontrol_new snd_vt1724_spdif_switch __devinitdata =
1572 {
1573         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
1574         /* FIXME: the following conflict with IEC958 Playback Route */
1575         // .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),
1576         .name =         SNDRV_CTL_NAME_IEC958("Output ",NONE,SWITCH),
1577         .info =         snd_vt1724_spdif_sw_info,
1578         .get =          snd_vt1724_spdif_sw_get,
1579         .put =          snd_vt1724_spdif_sw_put
1580 };
1581
1582
1583 #if 0 /* NOT USED YET */
1584 /*
1585  * GPIO access from extern
1586  */
1587
1588 #define snd_vt1724_gpio_info            snd_ctl_boolean_mono_info
1589
1590 int snd_vt1724_gpio_get(struct snd_kcontrol *kcontrol,
1591                         struct snd_ctl_elem_value *ucontrol)
1592 {
1593         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1594         int shift = kcontrol->private_value & 0xff;
1595         int invert = (kcontrol->private_value & (1<<24)) ? 1 : 0;
1596
1597         snd_ice1712_save_gpio_status(ice);
1598         ucontrol->value.integer.value[0] =
1599                 (snd_ice1712_gpio_read(ice) & (1 << shift) ? 1 : 0) ^ invert;
1600         snd_ice1712_restore_gpio_status(ice);
1601         return 0;
1602 }
1603
1604 int snd_ice1712_gpio_put(struct snd_kcontrol *kcontrol,
1605                          struct snd_ctl_elem_value *ucontrol)
1606 {
1607         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1608         int shift = kcontrol->private_value & 0xff;
1609         int invert = (kcontrol->private_value & (1<<24)) ? mask : 0;
1610         unsigned int val, nval;
1611
1612         if (kcontrol->private_value & (1 << 31))
1613                 return -EPERM;
1614         nval = (ucontrol->value.integer.value[0] ? (1 << shift) : 0) ^ invert;
1615         snd_ice1712_save_gpio_status(ice);
1616         val = snd_ice1712_gpio_read(ice);
1617         nval |= val & ~(1 << shift);
1618         if (val != nval)
1619                 snd_ice1712_gpio_write(ice, nval);
1620         snd_ice1712_restore_gpio_status(ice);
1621         return val != nval;
1622 }
1623 #endif /* NOT USED YET */
1624
1625 /*
1626  *  rate
1627  */
1628 static int snd_vt1724_pro_internal_clock_info(struct snd_kcontrol *kcontrol,
1629                                               struct snd_ctl_elem_info *uinfo)
1630 {
1631         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1632
1633         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1634         uinfo->count = 1;
1635         uinfo->value.enumerated.items = ice->hw_rates->count + 1;
1636         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1637                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1638         if (uinfo->value.enumerated.item == uinfo->value.enumerated.items - 1)
1639                 strcpy(uinfo->value.enumerated.name, "IEC958 Input");
1640         else
1641                 sprintf(uinfo->value.enumerated.name, "%d",
1642                         ice->hw_rates->list[uinfo->value.enumerated.item]);
1643         return 0;
1644 }
1645
1646 static int snd_vt1724_pro_internal_clock_get(struct snd_kcontrol *kcontrol,
1647                                              struct snd_ctl_elem_value *ucontrol)
1648 {
1649         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1650         unsigned int i, rate;
1651
1652         spin_lock_irq(&ice->reg_lock);
1653         if (ice->is_spdif_master(ice)) {
1654                 ucontrol->value.enumerated.item[0] = ice->hw_rates->count;
1655         } else {
1656                 rate = ice->get_rate(ice);
1657                 ucontrol->value.enumerated.item[0] = 0;
1658                 for (i = 0; i < ice->hw_rates->count; i++) {
1659                         if (ice->hw_rates->list[i] == rate) {
1660                                 ucontrol->value.enumerated.item[0] = i;
1661                                 break;
1662                         }
1663                 }
1664         }
1665         spin_unlock_irq(&ice->reg_lock);
1666         return 0;
1667 }
1668
1669 /* setting clock to external - SPDIF */
1670 static void stdclock_set_spdif_clock(struct snd_ice1712 *ice)
1671 {
1672         unsigned char oval;
1673         unsigned char i2s_oval;
1674         oval = inb(ICEMT1724(ice, RATE));
1675         outb(oval | VT1724_SPDIF_MASTER, ICEMT1724(ice, RATE));
1676         /* setting 256fs */
1677         i2s_oval = inb(ICEMT1724(ice, I2S_FORMAT));
1678         outb(i2s_oval & ~VT1724_MT_I2S_MCLK_128X, ICEMT1724(ice, I2S_FORMAT));
1679 }
1680
1681 static int snd_vt1724_pro_internal_clock_put(struct snd_kcontrol *kcontrol,
1682                                              struct snd_ctl_elem_value *ucontrol)
1683 {
1684         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1685         unsigned int old_rate, new_rate;
1686         unsigned int item = ucontrol->value.enumerated.item[0];
1687         unsigned int spdif = ice->hw_rates->count;
1688
1689         if (item > spdif)
1690                 return -EINVAL;
1691
1692         spin_lock_irq(&ice->reg_lock);
1693         if (ice->is_spdif_master(ice))
1694                 old_rate = 0;
1695         else
1696                 old_rate = ice->get_rate(ice);
1697         if (item == spdif) {
1698                 /* switching to external clock via SPDIF */
1699                 ice->set_spdif_clock(ice);
1700                 new_rate = 0;
1701         } else {
1702                 /* internal on-card clock */
1703                 new_rate = ice->hw_rates->list[item];
1704                 ice->pro_rate_default = new_rate;
1705                 spin_unlock_irq(&ice->reg_lock);
1706                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 1);
1707                 spin_lock_irq(&ice->reg_lock);
1708         }
1709         spin_unlock_irq(&ice->reg_lock);
1710
1711         /* the first reset to the SPDIF master mode? */
1712         if (old_rate != new_rate && !new_rate) {
1713                 /* notify akm chips as well */
1714                 unsigned int i;
1715                 if (ice->gpio.set_pro_rate)
1716                         ice->gpio.set_pro_rate(ice, 0);
1717                 for (i = 0; i < ice->akm_codecs; i++) {
1718                         if (ice->akm[i].ops.set_rate_val)
1719                                 ice->akm[i].ops.set_rate_val(&ice->akm[i], 0);
1720                 }
1721         }
1722         return old_rate != new_rate;
1723 }
1724
1725 static struct snd_kcontrol_new snd_vt1724_pro_internal_clock __devinitdata = {
1726         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1727         .name = "Multi Track Internal Clock",
1728         .info = snd_vt1724_pro_internal_clock_info,
1729         .get = snd_vt1724_pro_internal_clock_get,
1730         .put = snd_vt1724_pro_internal_clock_put
1731 };
1732
1733 #define snd_vt1724_pro_rate_locking_info        snd_ctl_boolean_mono_info
1734
1735 static int snd_vt1724_pro_rate_locking_get(struct snd_kcontrol *kcontrol,
1736                                            struct snd_ctl_elem_value *ucontrol)
1737 {
1738         ucontrol->value.integer.value[0] = PRO_RATE_LOCKED;
1739         return 0;
1740 }
1741
1742 static int snd_vt1724_pro_rate_locking_put(struct snd_kcontrol *kcontrol,
1743                                            struct snd_ctl_elem_value *ucontrol)
1744 {
1745         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1746         int change = 0, nval;
1747
1748         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1749         spin_lock_irq(&ice->reg_lock);
1750         change = PRO_RATE_LOCKED != nval;
1751         PRO_RATE_LOCKED = nval;
1752         spin_unlock_irq(&ice->reg_lock);
1753         return change;
1754 }
1755
1756 static struct snd_kcontrol_new snd_vt1724_pro_rate_locking __devinitdata = {
1757         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1758         .name = "Multi Track Rate Locking",
1759         .info = snd_vt1724_pro_rate_locking_info,
1760         .get = snd_vt1724_pro_rate_locking_get,
1761         .put = snd_vt1724_pro_rate_locking_put
1762 };
1763
1764 #define snd_vt1724_pro_rate_reset_info          snd_ctl_boolean_mono_info
1765
1766 static int snd_vt1724_pro_rate_reset_get(struct snd_kcontrol *kcontrol,
1767                                          struct snd_ctl_elem_value *ucontrol)
1768 {
1769         ucontrol->value.integer.value[0] = PRO_RATE_RESET ? 1 : 0;
1770         return 0;
1771 }
1772
1773 static int snd_vt1724_pro_rate_reset_put(struct snd_kcontrol *kcontrol,
1774                                          struct snd_ctl_elem_value *ucontrol)
1775 {
1776         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1777         int change = 0, nval;
1778
1779         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1780         spin_lock_irq(&ice->reg_lock);
1781         change = PRO_RATE_RESET != nval;
1782         PRO_RATE_RESET = nval;
1783         spin_unlock_irq(&ice->reg_lock);
1784         return change;
1785 }
1786
1787 static struct snd_kcontrol_new snd_vt1724_pro_rate_reset __devinitdata = {
1788         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1789         .name = "Multi Track Rate Reset",
1790         .info = snd_vt1724_pro_rate_reset_info,
1791         .get = snd_vt1724_pro_rate_reset_get,
1792         .put = snd_vt1724_pro_rate_reset_put
1793 };
1794
1795
1796 /*
1797  * routing
1798  */
1799 static int snd_vt1724_pro_route_info(struct snd_kcontrol *kcontrol,
1800                                      struct snd_ctl_elem_info *uinfo)
1801 {
1802         static char *texts[] = {
1803                 "PCM Out", /* 0 */
1804                 "H/W In 0", "H/W In 1", /* 1-2 */
1805                 "IEC958 In L", "IEC958 In R", /* 3-4 */
1806         };
1807
1808         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1809         uinfo->count = 1;
1810         uinfo->value.enumerated.items = 5;
1811         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1812                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1813         strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
1814         return 0;
1815 }
1816
1817 static inline int analog_route_shift(int idx)
1818 {
1819         return (idx % 2) * 12 + ((idx / 2) * 3) + 8;
1820 }
1821
1822 static inline int digital_route_shift(int idx)
1823 {
1824         return idx * 3;
1825 }
1826
1827 static int get_route_val(struct snd_ice1712 *ice, int shift)
1828 {
1829         unsigned long val;
1830         unsigned char eitem;
1831         static const unsigned char xlate[8] = {
1832                 0, 255, 1, 2, 255, 255, 3, 4,
1833         };
1834
1835         val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
1836         val >>= shift;
1837         val &= 7;       //we now have 3 bits per output
1838         eitem = xlate[val];
1839         if (eitem == 255) {
1840                 snd_BUG();
1841                 return 0;
1842         }
1843         return eitem;
1844 }
1845
1846 static int put_route_val(struct snd_ice1712 *ice, unsigned int val, int shift)
1847 {
1848         unsigned int old_val, nval;
1849         int change;
1850         static const unsigned char xroute[8] = {
1851                 0, /* PCM */
1852                 2, /* PSDIN0 Left */
1853                 3, /* PSDIN0 Right */
1854                 6, /* SPDIN Left */
1855                 7, /* SPDIN Right */
1856         };
1857
1858         nval = xroute[val % 5];
1859         val = old_val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
1860         val &= ~(0x07 << shift);
1861         val |= nval << shift;
1862         change = val != old_val;
1863         if (change)
1864                 outl(val, ICEMT1724(ice, ROUTE_PLAYBACK));
1865         return change;
1866 }
1867
1868 static int snd_vt1724_pro_route_analog_get(struct snd_kcontrol *kcontrol,
1869                                            struct snd_ctl_elem_value *ucontrol)
1870 {
1871         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1872         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1873         ucontrol->value.enumerated.item[0] =
1874                 get_route_val(ice, analog_route_shift(idx));
1875         return 0;
1876 }
1877
1878 static int snd_vt1724_pro_route_analog_put(struct snd_kcontrol *kcontrol,
1879                                            struct snd_ctl_elem_value *ucontrol)
1880 {
1881         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1882         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1883         return put_route_val(ice, ucontrol->value.enumerated.item[0],
1884                              analog_route_shift(idx));
1885 }
1886
1887 static int snd_vt1724_pro_route_spdif_get(struct snd_kcontrol *kcontrol,
1888                                           struct snd_ctl_elem_value *ucontrol)
1889 {
1890         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1891         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1892         ucontrol->value.enumerated.item[0] =
1893                 get_route_val(ice, digital_route_shift(idx));
1894         return 0;
1895 }
1896
1897 static int snd_vt1724_pro_route_spdif_put(struct snd_kcontrol *kcontrol,
1898                                           struct snd_ctl_elem_value *ucontrol)
1899 {
1900         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1901         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1902         return put_route_val(ice, ucontrol->value.enumerated.item[0],
1903                              digital_route_shift(idx));
1904 }
1905
1906 static struct snd_kcontrol_new snd_vt1724_mixer_pro_analog_route __devinitdata = {
1907         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1908         .name = "H/W Playback Route",
1909         .info = snd_vt1724_pro_route_info,
1910         .get = snd_vt1724_pro_route_analog_get,
1911         .put = snd_vt1724_pro_route_analog_put,
1912 };
1913
1914 static struct snd_kcontrol_new snd_vt1724_mixer_pro_spdif_route __devinitdata = {
1915         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1916         .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,NONE) "Route",
1917         .info = snd_vt1724_pro_route_info,
1918         .get = snd_vt1724_pro_route_spdif_get,
1919         .put = snd_vt1724_pro_route_spdif_put,
1920         .count = 2,
1921 };
1922
1923
1924 static int snd_vt1724_pro_peak_info(struct snd_kcontrol *kcontrol,
1925                                     struct snd_ctl_elem_info *uinfo)
1926 {
1927         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1928         uinfo->count = 22; /* FIXME: for compatibility with ice1712... */
1929         uinfo->value.integer.min = 0;
1930         uinfo->value.integer.max = 255;
1931         return 0;
1932 }
1933
1934 static int snd_vt1724_pro_peak_get(struct snd_kcontrol *kcontrol,
1935                                    struct snd_ctl_elem_value *ucontrol)
1936 {
1937         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1938         int idx;
1939
1940         spin_lock_irq(&ice->reg_lock);
1941         for (idx = 0; idx < 22; idx++) {
1942                 outb(idx, ICEMT1724(ice, MONITOR_PEAKINDEX));
1943                 ucontrol->value.integer.value[idx] =
1944                         inb(ICEMT1724(ice, MONITOR_PEAKDATA));
1945         }
1946         spin_unlock_irq(&ice->reg_lock);
1947         return 0;
1948 }
1949
1950 static struct snd_kcontrol_new snd_vt1724_mixer_pro_peak __devinitdata = {
1951         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1952         .name = "Multi Track Peak",
1953         .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
1954         .info = snd_vt1724_pro_peak_info,
1955         .get = snd_vt1724_pro_peak_get
1956 };
1957
1958 /*
1959  *
1960  */
1961
1962 static struct snd_ice1712_card_info no_matched __devinitdata;
1963
1964 static struct snd_ice1712_card_info *card_tables[] __devinitdata = {
1965         snd_vt1724_revo_cards,
1966         snd_vt1724_amp_cards,
1967         snd_vt1724_aureon_cards,
1968         snd_vt1720_mobo_cards,
1969         snd_vt1720_pontis_cards,
1970         snd_vt1724_prodigy_hifi_cards,
1971         snd_vt1724_prodigy192_cards,
1972         snd_vt1724_juli_cards,
1973         snd_vt1724_phase_cards,
1974         snd_vt1724_wtm_cards,
1975         snd_vt1724_se_cards,
1976         NULL,
1977 };
1978
1979
1980 /*
1981  */
1982
1983 static void wait_i2c_busy(struct snd_ice1712 *ice)
1984 {
1985         int t = 0x10000;
1986         while ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_BUSY) && t--)
1987                 ;
1988         if (t == -1)
1989                 printk(KERN_ERR "ice1724: i2c busy timeout\n");
1990 }
1991
1992 unsigned char snd_vt1724_read_i2c(struct snd_ice1712 *ice,
1993                                   unsigned char dev, unsigned char addr)
1994 {
1995         unsigned char val;
1996
1997         mutex_lock(&ice->i2c_mutex);
1998         wait_i2c_busy(ice);
1999         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2000         outb(dev & ~VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2001         wait_i2c_busy(ice);
2002         val = inb(ICEREG1724(ice, I2C_DATA));
2003         mutex_unlock(&ice->i2c_mutex);
2004         //printk("i2c_read: [0x%x,0x%x] = 0x%x\n", dev, addr, val);
2005         return val;
2006 }
2007
2008 void snd_vt1724_write_i2c(struct snd_ice1712 *ice,
2009                           unsigned char dev, unsigned char addr, unsigned char data)
2010 {
2011         mutex_lock(&ice->i2c_mutex);
2012         wait_i2c_busy(ice);
2013         //printk("i2c_write: [0x%x,0x%x] = 0x%x\n", dev, addr, data);
2014         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2015         outb(data, ICEREG1724(ice, I2C_DATA));
2016         outb(dev | VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2017         wait_i2c_busy(ice);
2018         mutex_unlock(&ice->i2c_mutex);
2019 }
2020
2021 static int __devinit snd_vt1724_read_eeprom(struct snd_ice1712 *ice,
2022                                             const char *modelname)
2023 {
2024         const int dev = 0xa0;           /* EEPROM device address */
2025         unsigned int i, size;
2026         struct snd_ice1712_card_info * const *tbl, *c;
2027
2028         if (! modelname || ! *modelname) {
2029                 ice->eeprom.subvendor = 0;
2030                 if ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_EEPROM) != 0)
2031                         ice->eeprom.subvendor =
2032                                 (snd_vt1724_read_i2c(ice, dev, 0x00) << 0) |
2033                                 (snd_vt1724_read_i2c(ice, dev, 0x01) << 8) |
2034                                 (snd_vt1724_read_i2c(ice, dev, 0x02) << 16) |
2035                                 (snd_vt1724_read_i2c(ice, dev, 0x03) << 24);
2036                 if (ice->eeprom.subvendor == 0 ||
2037                     ice->eeprom.subvendor == (unsigned int)-1) {
2038                         /* invalid subvendor from EEPROM, try the PCI
2039                          * subststem ID instead
2040                          */
2041                         u16 vendor, device;
2042                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_VENDOR_ID,
2043                                              &vendor);
2044                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_ID, &device);
2045                         ice->eeprom.subvendor =
2046                                 ((unsigned int)swab16(vendor) << 16) | swab16(device);
2047                         if (ice->eeprom.subvendor == 0 ||
2048                             ice->eeprom.subvendor == (unsigned int)-1) {
2049                                 printk(KERN_ERR "ice1724: No valid ID is found\n");
2050                                 return -ENXIO;
2051                         }
2052                 }
2053         }
2054         for (tbl = card_tables; *tbl; tbl++) {
2055                 for (c = *tbl; c->subvendor; c++) {
2056                         if (modelname && c->model &&
2057                             ! strcmp(modelname, c->model)) {
2058                                 printk(KERN_INFO "ice1724: Using board model %s\n",
2059                                        c->name);
2060                                 ice->eeprom.subvendor = c->subvendor;
2061                         } else if (c->subvendor != ice->eeprom.subvendor)
2062                                 continue;
2063                         if (! c->eeprom_size || ! c->eeprom_data)
2064                                 goto found;
2065                         /* if the EEPROM is given by the driver, use it */
2066                         snd_printdd("using the defined eeprom..\n");
2067                         ice->eeprom.version = 2;
2068                         ice->eeprom.size = c->eeprom_size + 6;
2069                         memcpy(ice->eeprom.data, c->eeprom_data, c->eeprom_size);
2070                         goto read_skipped;
2071                 }
2072         }
2073         printk(KERN_WARNING "ice1724: No matching model found for ID 0x%x\n",
2074                ice->eeprom.subvendor);
2075
2076  found:
2077         ice->eeprom.size = snd_vt1724_read_i2c(ice, dev, 0x04);
2078         if (ice->eeprom.size < 6)
2079                 ice->eeprom.size = 32;
2080         else if (ice->eeprom.size > 32) {
2081                 printk(KERN_ERR "ice1724: Invalid EEPROM (size = %i)\n",
2082                        ice->eeprom.size);
2083                 return -EIO;
2084         }
2085         ice->eeprom.version = snd_vt1724_read_i2c(ice, dev, 0x05);
2086         if (ice->eeprom.version != 2)
2087                 printk(KERN_WARNING "ice1724: Invalid EEPROM version %i\n",
2088                        ice->eeprom.version);
2089         size = ice->eeprom.size - 6;
2090         for (i = 0; i < size; i++)
2091                 ice->eeprom.data[i] = snd_vt1724_read_i2c(ice, dev, i + 6);
2092
2093  read_skipped:
2094         ice->eeprom.gpiomask = eeprom_triple(ice, ICE_EEP2_GPIO_MASK);
2095         ice->eeprom.gpiostate = eeprom_triple(ice, ICE_EEP2_GPIO_STATE);
2096         ice->eeprom.gpiodir = eeprom_triple(ice, ICE_EEP2_GPIO_DIR);
2097
2098         return 0;
2099 }
2100
2101
2102
2103 static void __devinit snd_vt1724_chip_reset(struct snd_ice1712 *ice)
2104 {
2105         outb(VT1724_RESET , ICEREG1724(ice, CONTROL));
2106         msleep(10);
2107         outb(0, ICEREG1724(ice, CONTROL));
2108         msleep(10);
2109 }
2110
2111 static int __devinit snd_vt1724_chip_init(struct snd_ice1712 *ice)
2112 {
2113         outb(ice->eeprom.data[ICE_EEP2_SYSCONF], ICEREG1724(ice, SYS_CFG));
2114         outb(ice->eeprom.data[ICE_EEP2_ACLINK], ICEREG1724(ice, AC97_CFG));
2115         outb(ice->eeprom.data[ICE_EEP2_I2S], ICEREG1724(ice, I2S_FEATURES));
2116         outb(ice->eeprom.data[ICE_EEP2_SPDIF], ICEREG1724(ice, SPDIF_CFG));
2117
2118         ice->gpio.write_mask = ice->eeprom.gpiomask;
2119         ice->gpio.direction = ice->eeprom.gpiodir;
2120         snd_vt1724_set_gpio_mask(ice, ice->eeprom.gpiomask);
2121         snd_vt1724_set_gpio_dir(ice, ice->eeprom.gpiodir);
2122         snd_vt1724_set_gpio_data(ice, ice->eeprom.gpiostate);
2123
2124         outb(0, ICEREG1724(ice, POWERDOWN));
2125
2126         return 0;
2127 }
2128
2129 static int __devinit snd_vt1724_spdif_build_controls(struct snd_ice1712 *ice)
2130 {
2131         int err;
2132         struct snd_kcontrol *kctl;
2133
2134         snd_assert(ice->pcm != NULL, return -EIO);
2135
2136         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_mixer_pro_spdif_route, ice));
2137         if (err < 0)
2138                 return err;
2139
2140         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_spdif_switch, ice));
2141         if (err < 0)
2142                 return err;
2143
2144         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_default, ice));
2145         if (err < 0)
2146                 return err;
2147         kctl->id.device = ice->pcm->device;
2148         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskc, ice));
2149         if (err < 0)
2150                 return err;
2151         kctl->id.device = ice->pcm->device;
2152         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskp, ice));
2153         if (err < 0)
2154                 return err;
2155         kctl->id.device = ice->pcm->device;
2156 #if 0 /* use default only */
2157         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_stream, ice));
2158         if (err < 0)
2159                 return err;
2160         kctl->id.device = ice->pcm->device;
2161         ice->spdif.stream_ctl = kctl;
2162 #endif
2163         return 0;
2164 }
2165
2166
2167 static int __devinit snd_vt1724_build_controls(struct snd_ice1712 *ice)
2168 {
2169         int err;
2170
2171         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_eeprom, ice));
2172         if (err < 0)
2173                 return err;
2174         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_internal_clock, ice));
2175         if (err < 0)
2176                 return err;
2177
2178         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_locking, ice));
2179         if (err < 0)
2180                 return err;
2181         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_reset, ice));
2182         if (err < 0)
2183                 return err;
2184
2185         if (ice->num_total_dacs > 0) {
2186                 struct snd_kcontrol_new tmp = snd_vt1724_mixer_pro_analog_route;
2187                 tmp.count = ice->num_total_dacs;
2188                 if (ice->vt1720 && tmp.count > 2)
2189                         tmp.count = 2;
2190                 err = snd_ctl_add(ice->card, snd_ctl_new1(&tmp, ice));
2191                 if (err < 0)
2192                         return err;
2193         }
2194
2195         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_mixer_pro_peak, ice));
2196         if (err < 0)
2197                 return err;
2198
2199         return 0;
2200 }
2201
2202 static int snd_vt1724_free(struct snd_ice1712 *ice)
2203 {
2204         if (! ice->port)
2205                 goto __hw_end;
2206         /* mask all interrupts */
2207         outb(0xff, ICEMT1724(ice, DMA_INT_MASK));
2208         outb(0xff, ICEREG1724(ice, IRQMASK));
2209         /* --- */
2210       __hw_end:
2211         if (ice->irq >= 0)
2212                 free_irq(ice->irq, ice);
2213         pci_release_regions(ice->pci);
2214         snd_ice1712_akm4xxx_free(ice);
2215         pci_disable_device(ice->pci);
2216         kfree(ice->spec);
2217         kfree(ice);
2218         return 0;
2219 }
2220
2221 static int snd_vt1724_dev_free(struct snd_device *device)
2222 {
2223         struct snd_ice1712 *ice = device->device_data;
2224         return snd_vt1724_free(ice);
2225 }
2226
2227 static int __devinit snd_vt1724_create(struct snd_card *card,
2228                                        struct pci_dev *pci,
2229                                        const char *modelname,
2230                                        struct snd_ice1712 ** r_ice1712)
2231 {
2232         struct snd_ice1712 *ice;
2233         int err;
2234         unsigned char mask;
2235         static struct snd_device_ops ops = {
2236                 .dev_free =     snd_vt1724_dev_free,
2237         };
2238
2239         *r_ice1712 = NULL;
2240
2241         /* enable PCI device */
2242         if ((err = pci_enable_device(pci)) < 0)
2243                 return err;
2244
2245         ice = kzalloc(sizeof(*ice), GFP_KERNEL);
2246         if (ice == NULL) {
2247                 pci_disable_device(pci);
2248                 return -ENOMEM;
2249         }
2250         ice->vt1724 = 1;
2251         spin_lock_init(&ice->reg_lock);
2252         mutex_init(&ice->gpio_mutex);
2253         mutex_init(&ice->open_mutex);
2254         mutex_init(&ice->i2c_mutex);
2255         ice->gpio.set_mask = snd_vt1724_set_gpio_mask;
2256         ice->gpio.set_dir = snd_vt1724_set_gpio_dir;
2257         ice->gpio.set_data = snd_vt1724_set_gpio_data;
2258         ice->gpio.get_data = snd_vt1724_get_gpio_data;
2259         ice->card = card;
2260         ice->pci = pci;
2261         ice->irq = -1;
2262         pci_set_master(pci);
2263         snd_vt1724_proc_init(ice);
2264         synchronize_irq(pci->irq);
2265
2266         if ((err = pci_request_regions(pci, "ICE1724")) < 0) {
2267                 kfree(ice);
2268                 pci_disable_device(pci);
2269                 return err;
2270         }
2271         ice->port = pci_resource_start(pci, 0);
2272         ice->profi_port = pci_resource_start(pci, 1);
2273
2274         if (request_irq(pci->irq, snd_vt1724_interrupt,
2275                         IRQF_SHARED, "ICE1724", ice)) {
2276                 snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
2277                 snd_vt1724_free(ice);
2278                 return -EIO;
2279         }
2280
2281         ice->irq = pci->irq;
2282
2283         snd_vt1724_chip_reset(ice);
2284         if (snd_vt1724_read_eeprom(ice, modelname) < 0) {
2285                 snd_vt1724_free(ice);
2286                 return -EIO;
2287         }
2288         if (snd_vt1724_chip_init(ice) < 0) {
2289                 snd_vt1724_free(ice);
2290                 return -EIO;
2291         }
2292
2293         /* unmask used interrupts */
2294         mask = VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX;
2295         outb(mask, ICEREG1724(ice, IRQMASK));
2296         /* don't handle FIFO overrun/underruns (just yet),
2297          * since they cause machine lockups
2298          */
2299         outb(VT1724_MULTI_FIFO_ERR, ICEMT1724(ice, DMA_INT_MASK));
2300
2301         if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ice, &ops)) < 0) {
2302                 snd_vt1724_free(ice);
2303                 return err;
2304         }
2305
2306         snd_card_set_dev(card, &pci->dev);
2307
2308         *r_ice1712 = ice;
2309         return 0;
2310 }
2311
2312
2313 /*
2314  *
2315  * Registration
2316  *
2317  */
2318
2319 static int __devinit snd_vt1724_probe(struct pci_dev *pci,
2320                                       const struct pci_device_id *pci_id)
2321 {
2322         static int dev;
2323         struct snd_card *card;
2324         struct snd_ice1712 *ice;
2325         int pcm_dev = 0, err;
2326         struct snd_ice1712_card_info * const *tbl, *c;
2327
2328         if (dev >= SNDRV_CARDS)
2329                 return -ENODEV;
2330         if (!enable[dev]) {
2331                 dev++;
2332                 return -ENOENT;
2333         }
2334
2335         card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
2336         if (card == NULL)
2337                 return -ENOMEM;
2338
2339         strcpy(card->driver, "ICE1724");
2340         strcpy(card->shortname, "ICEnsemble ICE1724");
2341
2342         if ((err = snd_vt1724_create(card, pci, model[dev], &ice)) < 0) {
2343                 snd_card_free(card);
2344                 return err;
2345         }
2346
2347         for (tbl = card_tables; *tbl; tbl++) {
2348                 for (c = *tbl; c->subvendor; c++) {
2349                         if (c->subvendor == ice->eeprom.subvendor) {
2350                                 strcpy(card->shortname, c->name);
2351                                 if (c->driver) /* specific driver? */
2352                                         strcpy(card->driver, c->driver);
2353                                 if (c->chip_init) {
2354                                         if ((err = c->chip_init(ice)) < 0) {
2355                                                 snd_card_free(card);
2356                                                 return err;
2357                                         }
2358                                 }
2359                                 goto __found;
2360                         }
2361                 }
2362         }
2363         c = &no_matched;
2364  __found:
2365        /*
2366         * VT1724 has separate DMAs for the analog and the SPDIF streams while
2367         * ICE1712 has only one for both (mixed up).
2368         *
2369         * Confusingly the analog PCM is named "professional" here because it
2370         * was called so in ice1712 driver, and vt1724 driver is derived from
2371         * ice1712 driver.
2372         */
2373         ice->pro_rate_default = PRO_RATE_DEFAULT;
2374         if (!ice->is_spdif_master)
2375                 ice->is_spdif_master = stdclock_is_spdif_master;
2376         if (!ice->get_rate)
2377                 ice->get_rate = stdclock_get_rate;
2378         if (!ice->set_rate)
2379                 ice->set_rate = stdclock_set_rate;
2380         if (!ice->set_mclk)
2381                 ice->set_mclk = stdclock_set_mclk;
2382         if (!ice->set_spdif_clock)
2383                 ice->set_spdif_clock = stdclock_set_spdif_clock;
2384         if (!ice->hw_rates)
2385                 set_std_hw_rates(ice);
2386
2387         if ((err = snd_vt1724_pcm_profi(ice, pcm_dev++)) < 0) {
2388                 snd_card_free(card);
2389                 return err;
2390         }
2391
2392         if ((err = snd_vt1724_pcm_spdif(ice, pcm_dev++)) < 0) {
2393                 snd_card_free(card);
2394                 return err;
2395         }
2396
2397         if ((err = snd_vt1724_pcm_indep(ice, pcm_dev++)) < 0) {
2398                 snd_card_free(card);
2399                 return err;
2400         }
2401
2402         if ((err = snd_vt1724_ac97_mixer(ice)) < 0) {
2403                 snd_card_free(card);
2404                 return err;
2405         }
2406
2407         if ((err = snd_vt1724_build_controls(ice)) < 0) {
2408                 snd_card_free(card);
2409                 return err;
2410         }
2411
2412         if (ice->pcm && ice->has_spdif) { /* has SPDIF I/O */
2413                 if ((err = snd_vt1724_spdif_build_controls(ice)) < 0) {
2414                         snd_card_free(card);
2415                         return err;
2416                 }
2417         }
2418
2419         if (c->build_controls) {
2420                 if ((err = c->build_controls(ice)) < 0) {
2421                         snd_card_free(card);
2422                         return err;
2423                 }
2424         }
2425
2426         if (! c->no_mpu401) {
2427                 if (ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_MPU401) {
2428                         struct snd_mpu401 *mpu;
2429                         if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_ICE1712,
2430                                                        ICEREG1724(ice, MPU_CTRL),
2431                                                        (MPU401_INFO_INTEGRATED |
2432                                                         MPU401_INFO_NO_ACK |
2433                                                         MPU401_INFO_TX_IRQ),
2434                                                        ice->irq, 0,
2435                                                        &ice->rmidi[0])) < 0) {
2436                                 snd_card_free(card);
2437                                 return err;
2438                         }
2439                         mpu = ice->rmidi[0]->private_data;
2440                         mpu->read = snd_vt1724_mpu401_read;
2441                         mpu->write = snd_vt1724_mpu401_write;
2442                         /* unmask MPU RX/TX irqs */
2443                         outb(inb(ICEREG1724(ice, IRQMASK)) &
2444                              ~(VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX),
2445                              ICEREG1724(ice, IRQMASK));
2446                         /* set watermarks */
2447                         outb(VT1724_MPU_RX_FIFO | 0x1,
2448                              ICEREG1724(ice, MPU_FIFO_WM));
2449                         outb(0x1, ICEREG1724(ice, MPU_FIFO_WM));
2450                 }
2451         }
2452
2453         sprintf(card->longname, "%s at 0x%lx, irq %i",
2454                 card->shortname, ice->port, ice->irq);
2455
2456         if ((err = snd_card_register(card)) < 0) {
2457                 snd_card_free(card);
2458                 return err;
2459         }
2460         pci_set_drvdata(pci, card);
2461         dev++;
2462         return 0;
2463 }
2464
2465 static void __devexit snd_vt1724_remove(struct pci_dev *pci)
2466 {
2467         snd_card_free(pci_get_drvdata(pci));
2468         pci_set_drvdata(pci, NULL);
2469 }
2470
2471 static struct pci_driver driver = {
2472         .name = "ICE1724",
2473         .id_table = snd_vt1724_ids,
2474         .probe = snd_vt1724_probe,
2475         .remove = __devexit_p(snd_vt1724_remove),
2476 };
2477
2478 static int __init alsa_card_ice1724_init(void)
2479 {
2480         return pci_register_driver(&driver);
2481 }
2482
2483 static void __exit alsa_card_ice1724_exit(void)
2484 {
2485         pci_unregister_driver(&driver);
2486 }
2487
2488 module_init(alsa_card_ice1724_init)
2489 module_exit(alsa_card_ice1724_exit)