sound/pci/ice1712/ice1724.c

   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 <linux/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/rawmidi.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  * MIDI
 227  */
 228
 229 static void vt1724_midi_clear_rx(struct snd_ice1712 *ice)
 230 {
 231         unsigned int count;
 232
 233         for (count = inb(ICEREG1724(ice, MPU_RXFIFO)); count > 0; --count)
 234                 inb(ICEREG1724(ice, MPU_DATA));
 235 }
 236
 237 static inline struct snd_rawmidi_substream *
 238 get_rawmidi_substream(struct snd_ice1712 *ice, unsigned int stream)
 239 {
 240         return list_first_entry(&ice->rmidi[0]->streams[stream].substreams,
 241                                 struct snd_rawmidi_substream, list);
 242 }
 243
 244 static void vt1724_midi_write(struct snd_ice1712 *ice)
 245 {
 246         struct snd_rawmidi_substream *s;
 247         int count, i;
 248         u8 buffer[32];
 249
 250         s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_OUTPUT);
 251         count = 31 - inb(ICEREG1724(ice, MPU_TXFIFO));
 252         if (count > 0) {
 253                 count = snd_rawmidi_transmit(s, buffer, count);
 254                 for (i = 0; i < count; ++i)
 255                         outb(buffer[i], ICEREG1724(ice, MPU_DATA));
 256         }
 257 }
 258
 259 static void vt1724_midi_read(struct snd_ice1712 *ice)
 260 {
 261         struct snd_rawmidi_substream *s;
 262         int count, i;
 263         u8 buffer[32];
 264
 265         s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_INPUT);
 266         count = inb(ICEREG1724(ice, MPU_RXFIFO));
 267         if (count > 0) {
 268                 count = min(count, 32);
 269                 for (i = 0; i < count; ++i)
 270                         buffer[i] = inb(ICEREG1724(ice, MPU_DATA));
 271                 snd_rawmidi_receive(s, buffer, count);
 272         }
 273 }
 274
 275 static void vt1724_enable_midi_irq(struct snd_rawmidi_substream *substream,
 276                                    u8 flag, int enable)
 277 {
 278         struct snd_ice1712 *ice = substream->rmidi->private_data;
 279         u8 mask;
 280
 281         spin_lock_irq(&ice->reg_lock);
 282         mask = inb(ICEREG1724(ice, IRQMASK));
 283         if (enable)
 284                 mask &= ~flag;
 285         else
 286                 mask |= flag;
 287         outb(mask, ICEREG1724(ice, IRQMASK));
 288         spin_unlock_irq(&ice->reg_lock);
 289 }
 290
 291 static int vt1724_midi_output_open(struct snd_rawmidi_substream *s)
 292 {
 293         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_TX, 1);
 294         return 0;
 295 }
 296
 297 static int vt1724_midi_output_close(struct snd_rawmidi_substream *s)
 298 {
 299         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_TX, 0);
 300         return 0;
 301 }
 302
 303 static void vt1724_midi_output_trigger(struct snd_rawmidi_substream *s, int up)
 304 {
 305         struct snd_ice1712 *ice = s->rmidi->private_data;
 306         unsigned long flags;
 307
 308         spin_lock_irqsave(&ice->reg_lock, flags);
 309         if (up) {
 310                 ice->midi_output = 1;
 311                 vt1724_midi_write(ice);
 312         } else {
 313                 ice->midi_output = 0;
 314         }
 315         spin_unlock_irqrestore(&ice->reg_lock, flags);
 316 }
 317
 318 static void vt1724_midi_output_drain(struct snd_rawmidi_substream *s)
 319 {
 320         struct snd_ice1712 *ice = s->rmidi->private_data;
 321         unsigned long timeout;
 322
 323         /* 32 bytes should be transmitted in less than about 12 ms */
 324         timeout = jiffies + msecs_to_jiffies(15);
 325         do {
 326                 if (inb(ICEREG1724(ice, MPU_CTRL)) & VT1724_MPU_TX_EMPTY)
 327                         break;
 328                 schedule_timeout_uninterruptible(1);
 329         } while (time_after(timeout, jiffies));
 330 }
 331
 332 static struct snd_rawmidi_ops vt1724_midi_output_ops = {
 333         .open = vt1724_midi_output_open,
 334         .close = vt1724_midi_output_close,
 335         .trigger = vt1724_midi_output_trigger,
 336         .drain = vt1724_midi_output_drain,
 337 };
 338
 339 static int vt1724_midi_input_open(struct snd_rawmidi_substream *s)
 340 {
 341         vt1724_midi_clear_rx(s->rmidi->private_data);
 342         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 1);
 343         return 0;
 344 }
 345
 346 static int vt1724_midi_input_close(struct snd_rawmidi_substream *s)
 347 {
 348         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 0);
 349         return 0;
 350 }
 351
 352 static void vt1724_midi_input_trigger(struct snd_rawmidi_substream *s, int up)
 353 {
 354         struct snd_ice1712 *ice = s->rmidi->private_data;
 355         unsigned long flags;
 356
 357         spin_lock_irqsave(&ice->reg_lock, flags);
 358         if (up) {
 359                 ice->midi_input = 1;
 360                 vt1724_midi_read(ice);
 361         } else {
 362                 ice->midi_input = 0;
 363         }
 364         spin_unlock_irqrestore(&ice->reg_lock, flags);
 365 }
 366
 367 static struct snd_rawmidi_ops vt1724_midi_input_ops = {
 368         .open = vt1724_midi_input_open,
 369         .close = vt1724_midi_input_close,
 370         .trigger = vt1724_midi_input_trigger,
 371 };
 372
 373
 374 /*
 375  *  Interrupt handler
 376  */
 377
 378 static irqreturn_t snd_vt1724_interrupt(int irq, void *dev_id)
 379 {
 380         struct snd_ice1712 *ice = dev_id;
 381         unsigned char status;
 382         unsigned char status_mask =
 383                 VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX | VT1724_IRQ_MTPCM;
 384         int handled = 0;
 385         int timeout = 0;
 386
 387         while (1) {
 388                 status = inb(ICEREG1724(ice, IRQSTAT));
 389                 status &= status_mask;
 390                 if (status == 0)
 391                         break;
 392                 if (++timeout > 10) {
 393                         status = inb(ICEREG1724(ice, IRQSTAT));
 394                         printk(KERN_ERR "ice1724: Too long irq loop, "
 395                                "status = 0x%x\n", status);
 396                         if (status & VT1724_IRQ_MPU_TX) {
 397                                 printk(KERN_ERR "ice1724: Disabling MPU_TX\n");
 398                                 outb(inb(ICEREG1724(ice, IRQMASK)) &
 399                                      ~VT1724_IRQ_MPU_TX,
 400                                      ICEREG1724(ice, IRQMASK));
 401                         }
 402                         break;
 403                 }
 404                 handled = 1;
 405                 if (status & VT1724_IRQ_MPU_TX) {
 406                         spin_lock(&ice->reg_lock);
 407                         if (ice->midi_output)
 408                                 vt1724_midi_write(ice);
 409                         spin_unlock(&ice->reg_lock);
 410                         /* Due to mysterical reasons, MPU_TX is always
 411                          * generated (and can't be cleared) when a PCM
 412                          * playback is going.  So let's ignore at the
 413                          * next loop.
 414                          */
 415                         status_mask &= ~VT1724_IRQ_MPU_TX;
 416                 }
 417                 if (status & VT1724_IRQ_MPU_RX) {
 418                         spin_lock(&ice->reg_lock);
 419                         if (ice->midi_input)
 420                                 vt1724_midi_read(ice);
 421                         else
 422                                 vt1724_midi_clear_rx(ice);
 423                         spin_unlock(&ice->reg_lock);
 424                 }
 425                 /* ack MPU irq */
 426                 outb(status, ICEREG1724(ice, IRQSTAT));
 427                 if (status & VT1724_IRQ_MTPCM) {
 428                         /*
 429                          * Multi-track PCM
 430                          * PCM assignment are:
 431                          * Playback DMA0 (M/C) = playback_pro_substream
 432                          * Playback DMA1 = playback_con_substream_ds[0]
 433                          * Playback DMA2 = playback_con_substream_ds[1]
 434                          * Playback DMA3 = playback_con_substream_ds[2]
 435                          * Playback DMA4 (SPDIF) = playback_con_substream
 436                          * Record DMA0 = capture_pro_substream
 437                          * Record DMA1 = capture_con_substream
 438                          */
 439                         unsigned char mtstat = inb(ICEMT1724(ice, IRQ));
 440                         if (mtstat & VT1724_MULTI_PDMA0) {
 441                                 if (ice->playback_pro_substream)
 442                                         snd_pcm_period_elapsed(ice->playback_pro_substream);
 443                         }
 444                         if (mtstat & VT1724_MULTI_RDMA0) {
 445                                 if (ice->capture_pro_substream)
 446                                         snd_pcm_period_elapsed(ice->capture_pro_substream);
 447                         }
 448                         if (mtstat & VT1724_MULTI_PDMA1) {
 449                                 if (ice->playback_con_substream_ds[0])
 450                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[0]);
 451                         }
 452                         if (mtstat & VT1724_MULTI_PDMA2) {
 453                                 if (ice->playback_con_substream_ds[1])
 454                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[1]);
 455                         }
 456                         if (mtstat & VT1724_MULTI_PDMA3) {
 457                                 if (ice->playback_con_substream_ds[2])
 458                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[2]);
 459                         }
 460                         if (mtstat & VT1724_MULTI_PDMA4) {
 461                                 if (ice->playback_con_substream)
 462                                         snd_pcm_period_elapsed(ice->playback_con_substream);
 463                         }
 464                         if (mtstat & VT1724_MULTI_RDMA1) {
 465                                 if (ice->capture_con_substream)
 466                                         snd_pcm_period_elapsed(ice->capture_con_substream);
 467                         }
 468                         /* ack anyway to avoid freeze */
 469                         outb(mtstat, ICEMT1724(ice, IRQ));
 470                         /* ought to really handle this properly */
 471                         if (mtstat & VT1724_MULTI_FIFO_ERR) {
 472                                 unsigned char fstat = inb(ICEMT1724(ice, DMA_FIFO_ERR));
 473                                 outb(fstat, ICEMT1724(ice, DMA_FIFO_ERR));
 474                                 outb(VT1724_MULTI_FIFO_ERR | inb(ICEMT1724(ice, DMA_INT_MASK)), ICEMT1724(ice, DMA_INT_MASK));
 475                                 /* If I don't do this, I get machine lockup due to continual interrupts */
 476                         }
 477
 478                 }
 479         }
 480         return IRQ_RETVAL(handled);
 481 }
 482
 483 /*
 484  *  PCM code - professional part (multitrack)
 485  */
 486
 487 static unsigned int rates[] = {
 488         8000, 9600, 11025, 12000, 16000, 22050, 24000,
 489         32000, 44100, 48000, 64000, 88200, 96000,
 490         176400, 192000,
 491 };
 492
 493 static struct snd_pcm_hw_constraint_list hw_constraints_rates_96 = {
 494         .count = ARRAY_SIZE(rates) - 2, /* up to 96000 */
 495         .list = rates,
 496         .mask = 0,
 497 };
 498
 499 static struct snd_pcm_hw_constraint_list hw_constraints_rates_48 = {
 500         .count = ARRAY_SIZE(rates) - 5, /* up to 48000 */
 501         .list = rates,
 502         .mask = 0,
 503 };
 504
 505 static struct snd_pcm_hw_constraint_list hw_constraints_rates_192 = {
 506         .count = ARRAY_SIZE(rates),
 507         .list = rates,
 508         .mask = 0,
 509 };
 510
 511 struct vt1724_pcm_reg {
 512         unsigned int addr;      /* ADDR register offset */
 513         unsigned int size;      /* SIZE register offset */
 514         unsigned int count;     /* COUNT register offset */
 515         unsigned int start;     /* start & pause bit */
 516 };
 517
 518 static int snd_vt1724_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
 519 {
 520         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 521         unsigned char what;
 522         unsigned char old;
 523         struct snd_pcm_substream *s;
 524
 525         what = 0;
 526         snd_pcm_group_for_each_entry(s, substream) {
 527                 if (snd_pcm_substream_chip(s) == ice) {
 528                         const struct vt1724_pcm_reg *reg;
 529                         reg = s->runtime->private_data;
 530                         what |= reg->start;
 531                         snd_pcm_trigger_done(s, substream);
 532                 }
 533         }
 534
 535         switch (cmd) {
 536         case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
 537         case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
 538                 spin_lock(&ice->reg_lock);
 539                 old = inb(ICEMT1724(ice, DMA_PAUSE));
 540                 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
 541                         old |= what;
 542                 else
 543                         old &= ~what;
 544                 outb(old, ICEMT1724(ice, DMA_PAUSE));
 545                 spin_unlock(&ice->reg_lock);
 546                 break;
 547
 548         case SNDRV_PCM_TRIGGER_START:
 549         case SNDRV_PCM_TRIGGER_STOP:
 550                 spin_lock(&ice->reg_lock);
 551                 old = inb(ICEMT1724(ice, DMA_CONTROL));
 552                 if (cmd == SNDRV_PCM_TRIGGER_START)
 553                         old |= what;
 554                 else
 555                         old &= ~what;
 556                 outb(old, ICEMT1724(ice, DMA_CONTROL));
 557                 spin_unlock(&ice->reg_lock);
 558                 break;
 559
 560         default:
 561                 return -EINVAL;
 562         }
 563         return 0;
 564 }
 565
 566 /*
 567  */
 568
 569 #define DMA_STARTS      (VT1724_RDMA0_START|VT1724_PDMA0_START|VT1724_RDMA1_START|\
 570         VT1724_PDMA1_START|VT1724_PDMA2_START|VT1724_PDMA3_START|VT1724_PDMA4_START)
 571 #define DMA_PAUSES      (VT1724_RDMA0_PAUSE|VT1724_PDMA0_PAUSE|VT1724_RDMA1_PAUSE|\
 572         VT1724_PDMA1_PAUSE|VT1724_PDMA2_PAUSE|VT1724_PDMA3_PAUSE|VT1724_PDMA4_PAUSE)
 573
 574 static const unsigned int stdclock_rate_list[16] = {
 575         48000, 24000, 12000, 9600, 32000, 16000, 8000, 96000, 44100,
 576         22050, 11025, 88200, 176400, 0, 192000, 64000
 577 };
 578
 579 static unsigned int stdclock_get_rate(struct snd_ice1712 *ice)
 580 {
 581         unsigned int rate;
 582         rate = stdclock_rate_list[inb(ICEMT1724(ice, RATE)) & 15];
 583         return rate;
 584 }
 585
 586 static void stdclock_set_rate(struct snd_ice1712 *ice, unsigned int rate)
 587 {
 588         int i;
 589         for (i = 0; i < ARRAY_SIZE(stdclock_rate_list); i++) {
 590                 if (stdclock_rate_list[i] == rate) {
 591                         outb(i, ICEMT1724(ice, RATE));
 592                         return;
 593                 }
 594         }
 595 }
 596
 597 static unsigned char stdclock_set_mclk(struct snd_ice1712 *ice,
 598                                        unsigned int rate)
 599 {
 600         unsigned char val, old;
 601         /* check MT02 */
 602         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 603                 val = old = inb(ICEMT1724(ice, I2S_FORMAT));
 604                 if (rate > 96000)
 605                         val |= VT1724_MT_I2S_MCLK_128X; /* 128x MCLK */
 606                 else
 607                         val &= ~VT1724_MT_I2S_MCLK_128X; /* 256x MCLK */
 608                 if (val != old) {
 609                         outb(val, ICEMT1724(ice, I2S_FORMAT));
 610                         /* master clock changed */
 611                         return 1;
 612                 }
 613         }
 614         /* no change in master clock */
 615         return 0;
 616 }
 617
 618 static void snd_vt1724_set_pro_rate(struct snd_ice1712 *ice, unsigned int rate,
 619                                     int force)
 620 {
 621         unsigned long flags;
 622         unsigned char mclk_change;
 623         unsigned int i, old_rate;
 624
 625         if (rate > ice->hw_rates->list[ice->hw_rates->count - 1])
 626                 return;
 627         spin_lock_irqsave(&ice->reg_lock, flags);
 628         if ((inb(ICEMT1724(ice, DMA_CONTROL)) & DMA_STARTS) ||
 629             (inb(ICEMT1724(ice, DMA_PAUSE)) & DMA_PAUSES)) {
 630                 /* running? we cannot change the rate now... */
 631                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 632                 return;
 633         }
 634         if (!force && is_pro_rate_locked(ice)) {
 635                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 636                 return;
 637         }
 638
 639         old_rate = ice->get_rate(ice);
 640         if (force || (old_rate != rate))
 641                 ice->set_rate(ice, rate);
 642         else if (rate == ice->cur_rate) {
 643                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 644                 return;
 645         }
 646
 647         ice->cur_rate = rate;
 648
 649         /* setting master clock */
 650         mclk_change = ice->set_mclk(ice, rate);
 651
 652         spin_unlock_irqrestore(&ice->reg_lock, flags);
 653
 654         if (mclk_change && ice->gpio.i2s_mclk_changed)
 655                 ice->gpio.i2s_mclk_changed(ice);
 656         if (ice->gpio.set_pro_rate)
 657                 ice->gpio.set_pro_rate(ice, rate);
 658
 659         /* set up codecs */
 660         for (i = 0; i < ice->akm_codecs; i++) {
 661                 if (ice->akm[i].ops.set_rate_val)
 662                         ice->akm[i].ops.set_rate_val(&ice->akm[i], rate);
 663         }
 664         if (ice->spdif.ops.setup_rate)
 665                 ice->spdif.ops.setup_rate(ice, rate);
 666 }
 667
 668 static int snd_vt1724_pcm_hw_params(struct snd_pcm_substream *substream,
 669                                     struct snd_pcm_hw_params *hw_params)
 670 {
 671         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 672         int i, chs;
 673
 674         chs = params_channels(hw_params);
 675         mutex_lock(&ice->open_mutex);
 676         /* mark surround channels */
 677         if (substream == ice->playback_pro_substream) {
 678                 /* PDMA0 can be multi-channel up to 8 */
 679                 chs = chs / 2 - 1;
 680                 for (i = 0; i < chs; i++) {
 681                         if (ice->pcm_reserved[i] &&
 682                             ice->pcm_reserved[i] != substream) {
 683                                 mutex_unlock(&ice->open_mutex);
 684                                 return -EBUSY;
 685                         }
 686                         ice->pcm_reserved[i] = substream;
 687                 }
 688                 for (; i < 3; i++) {
 689                         if (ice->pcm_reserved[i] == substream)
 690                                 ice->pcm_reserved[i] = NULL;
 691                 }
 692         } else {
 693                 for (i = 0; i < 3; i++) {
 694                         /* check individual playback stream */
 695                         if (ice->playback_con_substream_ds[i] == substream) {
 696                                 if (ice->pcm_reserved[i] &&
 697                                     ice->pcm_reserved[i] != substream) {
 698                                         mutex_unlock(&ice->open_mutex);
 699                                         return -EBUSY;
 700                                 }
 701                                 ice->pcm_reserved[i] = substream;
 702                                 break;
 703                         }
 704                 }
 705         }
 706         mutex_unlock(&ice->open_mutex);
 707         snd_vt1724_set_pro_rate(ice, params_rate(hw_params), 0);
 708         return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
 709 }
 710
 711 static int snd_vt1724_pcm_hw_free(struct snd_pcm_substream *substream)
 712 {
 713         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 714         int i;
 715
 716         mutex_lock(&ice->open_mutex);
 717         /* unmark surround channels */
 718         for (i = 0; i < 3; i++)
 719                 if (ice->pcm_reserved[i] == substream)
 720                         ice->pcm_reserved[i] = NULL;
 721         mutex_unlock(&ice->open_mutex);
 722         return snd_pcm_lib_free_pages(substream);
 723 }
 724
 725 static int snd_vt1724_playback_pro_prepare(struct snd_pcm_substream *substream)
 726 {
 727         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 728         unsigned char val;
 729         unsigned int size;
 730
 731         spin_lock_irq(&ice->reg_lock);
 732         val = (8 - substream->runtime->channels) >> 1;
 733         outb(val, ICEMT1724(ice, BURST));
 734
 735         outl(substream->runtime->dma_addr, ICEMT1724(ice, PLAYBACK_ADDR));
 736
 737         size = (snd_pcm_lib_buffer_bytes(substream) >> 2) - 1;
 738         /* outl(size, ICEMT1724(ice, PLAYBACK_SIZE)); */
 739         outw(size, ICEMT1724(ice, PLAYBACK_SIZE));
 740         outb(size >> 16, ICEMT1724(ice, PLAYBACK_SIZE) + 2);
 741         size = (snd_pcm_lib_period_bytes(substream) >> 2) - 1;
 742         /* outl(size, ICEMT1724(ice, PLAYBACK_COUNT)); */
 743         outw(size, ICEMT1724(ice, PLAYBACK_COUNT));
 744         outb(size >> 16, ICEMT1724(ice, PLAYBACK_COUNT) + 2);
 745
 746         spin_unlock_irq(&ice->reg_lock);
 747
 748         /* 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)); */
 749         return 0;
 750 }
 751
 752 static snd_pcm_uframes_t snd_vt1724_playback_pro_pointer(struct snd_pcm_substream *substream)
 753 {
 754         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 755         size_t ptr;
 756
 757         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & VT1724_PDMA0_START))
 758                 return 0;
 759 #if 0 /* read PLAYBACK_ADDR */
 760         ptr = inl(ICEMT1724(ice, PLAYBACK_ADDR));
 761         if (ptr < substream->runtime->dma_addr) {
 762                 snd_printd("ice1724: invalid negative ptr\n");
 763                 return 0;
 764         }
 765         ptr -= substream->runtime->dma_addr;
 766         ptr = bytes_to_frames(substream->runtime, ptr);
 767         if (ptr >= substream->runtime->buffer_size) {
 768                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
 769                            (int)ptr, (int)substream->runtime->period_size);
 770                 return 0;
 771         }
 772 #else /* read PLAYBACK_SIZE */
 773         ptr = inl(ICEMT1724(ice, PLAYBACK_SIZE)) & 0xffffff;
 774         ptr = (ptr + 1) << 2;
 775         ptr = bytes_to_frames(substream->runtime, ptr);
 776         if (!ptr)
 777                 ;
 778         else if (ptr <= substream->runtime->buffer_size)
 779                 ptr = substream->runtime->buffer_size - ptr;
 780         else {
 781                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
 782                            (int)ptr, (int)substream->runtime->buffer_size);
 783                 ptr = 0;
 784         }
 785 #endif
 786         return ptr;
 787 }
 788
 789 static int snd_vt1724_pcm_prepare(struct snd_pcm_substream *substream)
 790 {
 791         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 792         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 793
 794         spin_lock_irq(&ice->reg_lock);
 795         outl(substream->runtime->dma_addr, ice->profi_port + reg->addr);
 796         outw((snd_pcm_lib_buffer_bytes(substream) >> 2) - 1,
 797              ice->profi_port + reg->size);
 798         outw((snd_pcm_lib_period_bytes(substream) >> 2) - 1,
 799              ice->profi_port + reg->count);
 800         spin_unlock_irq(&ice->reg_lock);
 801         return 0;
 802 }
 803
 804 static snd_pcm_uframes_t snd_vt1724_pcm_pointer(struct snd_pcm_substream *substream)
 805 {
 806         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 807         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 808         size_t ptr;
 809
 810         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & reg->start))
 811                 return 0;
 812 #if 0 /* use ADDR register */
 813         ptr = inl(ice->profi_port + reg->addr);
 814         ptr -= substream->runtime->dma_addr;
 815         return bytes_to_frames(substream->runtime, ptr);
 816 #else /* use SIZE register */
 817         ptr = inw(ice->profi_port + reg->size);
 818         ptr = (ptr + 1) << 2;
 819         ptr = bytes_to_frames(substream->runtime, ptr);
 820         if (!ptr)
 821                 ;
 822         else if (ptr <= substream->runtime->buffer_size)
 823                 ptr = substream->runtime->buffer_size - ptr;
 824         else {
 825                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
 826                            (int)ptr, (int)substream->runtime->buffer_size);
 827                 ptr = 0;
 828         }
 829         return ptr;
 830 #endif
 831 }
 832
 833 static const struct vt1724_pcm_reg vt1724_playback_pro_reg = {
 834         .addr = VT1724_MT_PLAYBACK_ADDR,
 835         .size = VT1724_MT_PLAYBACK_SIZE,
 836         .count = VT1724_MT_PLAYBACK_COUNT,
 837         .start = VT1724_PDMA0_START,
 838 };
 839
 840 static const struct vt1724_pcm_reg vt1724_capture_pro_reg = {
 841         .addr = VT1724_MT_CAPTURE_ADDR,
 842         .size = VT1724_MT_CAPTURE_SIZE,
 843         .count = VT1724_MT_CAPTURE_COUNT,
 844         .start = VT1724_RDMA0_START,
 845 };
 846
 847 static const struct snd_pcm_hardware snd_vt1724_playback_pro = {
 848         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 849                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 850                                  SNDRV_PCM_INFO_MMAP_VALID |
 851                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 852         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 853         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
 854         .rate_min =             8000,
 855         .rate_max =             192000,
 856         .channels_min =         2,
 857         .channels_max =         8,
 858         .buffer_bytes_max =     (1UL << 21),    /* 19bits dword */
 859         .period_bytes_min =     8 * 4 * 2,      /* FIXME: constraints needed */
 860         .period_bytes_max =     (1UL << 21),
 861         .periods_min =          2,
 862         .periods_max =          1024,
 863 };
 864
 865 static const struct snd_pcm_hardware snd_vt1724_spdif = {
 866         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 867                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 868                                  SNDRV_PCM_INFO_MMAP_VALID |
 869                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 870         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 871         .rates =                (SNDRV_PCM_RATE_32000|SNDRV_PCM_RATE_44100|
 872                                  SNDRV_PCM_RATE_48000|SNDRV_PCM_RATE_88200|
 873                                  SNDRV_PCM_RATE_96000|SNDRV_PCM_RATE_176400|
 874                                  SNDRV_PCM_RATE_192000),
 875         .rate_min =             32000,
 876         .rate_max =             192000,
 877         .channels_min =         2,
 878         .channels_max =         2,
 879         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
 880         .period_bytes_min =     2 * 4 * 2,
 881         .period_bytes_max =     (1UL << 18),
 882         .periods_min =          2,
 883         .periods_max =          1024,
 884 };
 885
 886 static const struct snd_pcm_hardware snd_vt1724_2ch_stereo = {
 887         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 888                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 889                                  SNDRV_PCM_INFO_MMAP_VALID |
 890                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 891         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 892         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
 893         .rate_min =             8000,
 894         .rate_max =             192000,
 895         .channels_min =         2,
 896         .channels_max =         2,
 897         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
 898         .period_bytes_min =     2 * 4 * 2,
 899         .period_bytes_max =     (1UL << 18),
 900         .periods_min =          2,
 901         .periods_max =          1024,
 902 };
 903
 904 /*
 905  * set rate constraints
 906  */
 907 static void set_std_hw_rates(struct snd_ice1712 *ice)
 908 {
 909         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 910                 /* I2S */
 911                 /* VT1720 doesn't support more than 96kHz */
 912                 if ((ice->eeprom.data[ICE_EEP2_I2S] & 0x08) && !ice->vt1720)
 913                         ice->hw_rates = &hw_constraints_rates_192;
 914                 else
 915                         ice->hw_rates = &hw_constraints_rates_96;
 916         } else {
 917                 /* ACLINK */
 918                 ice->hw_rates = &hw_constraints_rates_48;
 919         }
 920 }
 921
 922 static int set_rate_constraints(struct snd_ice1712 *ice,
 923                                 struct snd_pcm_substream *substream)
 924 {
 925         struct snd_pcm_runtime *runtime = substream->runtime;
 926
 927         runtime->hw.rate_min = ice->hw_rates->list[0];
 928         runtime->hw.rate_max = ice->hw_rates->list[ice->hw_rates->count - 1];
 929         runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
 930         return snd_pcm_hw_constraint_list(runtime, 0,
 931                                           SNDRV_PCM_HW_PARAM_RATE,
 932                                           ice->hw_rates);
 933 }
 934
 935 /* multi-channel playback needs alignment 8x32bit regardless of the channels
 936  * actually used
 937  */
 938 #define VT1724_BUFFER_ALIGN     0x20
 939
 940 static int snd_vt1724_playback_pro_open(struct snd_pcm_substream *substream)
 941 {
 942         struct snd_pcm_runtime *runtime = substream->runtime;
 943         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 944         int chs, num_indeps;
 945
 946         runtime->private_data = (void *)&vt1724_playback_pro_reg;
 947         ice->playback_pro_substream = substream;
 948         runtime->hw = snd_vt1724_playback_pro;
 949         snd_pcm_set_sync(substream);
 950         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
 951         set_rate_constraints(ice, substream);
 952         mutex_lock(&ice->open_mutex);
 953         /* calculate the currently available channels */
 954         num_indeps = ice->num_total_dacs / 2 - 1;
 955         for (chs = 0; chs < num_indeps; chs++) {
 956                 if (ice->pcm_reserved[chs])
 957                         break;
 958         }
 959         chs = (chs + 1) * 2;
 960         runtime->hw.channels_max = chs;
 961         if (chs > 2) /* channels must be even */
 962                 snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 2);
 963         mutex_unlock(&ice->open_mutex);
 964         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
 965                                    VT1724_BUFFER_ALIGN);
 966         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
 967                                    VT1724_BUFFER_ALIGN);
 968         return 0;
 969 }
 970
 971 static int snd_vt1724_capture_pro_open(struct snd_pcm_substream *substream)
 972 {
 973         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 974         struct snd_pcm_runtime *runtime = substream->runtime;
 975
 976         runtime->private_data = (void *)&vt1724_capture_pro_reg;
 977         ice->capture_pro_substream = substream;
 978         runtime->hw = snd_vt1724_2ch_stereo;
 979         snd_pcm_set_sync(substream);
 980         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
 981         set_rate_constraints(ice, substream);
 982         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
 983                                    VT1724_BUFFER_ALIGN);
 984         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
 985                                    VT1724_BUFFER_ALIGN);
 986         return 0;
 987 }
 988
 989 static int snd_vt1724_playback_pro_close(struct snd_pcm_substream *substream)
 990 {
 991         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 992
 993         if (PRO_RATE_RESET)
 994                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
 995         ice->playback_pro_substream = NULL;
 996
 997         return 0;
 998 }
 999
1000 static int snd_vt1724_capture_pro_close(struct snd_pcm_substream *substream)
1001 {
1002         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1003
1004         if (PRO_RATE_RESET)
1005                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1006         ice->capture_pro_substream = NULL;
1007         return 0;
1008 }
1009
1010 static struct snd_pcm_ops snd_vt1724_playback_pro_ops = {
1011         .open =         snd_vt1724_playback_pro_open,
1012         .close =        snd_vt1724_playback_pro_close,
1013         .ioctl =        snd_pcm_lib_ioctl,
1014         .hw_params =    snd_vt1724_pcm_hw_params,
1015         .hw_free =      snd_vt1724_pcm_hw_free,
1016         .prepare =      snd_vt1724_playback_pro_prepare,
1017         .trigger =      snd_vt1724_pcm_trigger,
1018         .pointer =      snd_vt1724_playback_pro_pointer,
1019 };
1020
1021 static struct snd_pcm_ops snd_vt1724_capture_pro_ops = {
1022         .open =         snd_vt1724_capture_pro_open,
1023         .close =        snd_vt1724_capture_pro_close,
1024         .ioctl =        snd_pcm_lib_ioctl,
1025         .hw_params =    snd_vt1724_pcm_hw_params,
1026         .hw_free =      snd_vt1724_pcm_hw_free,
1027         .prepare =      snd_vt1724_pcm_prepare,
1028         .trigger =      snd_vt1724_pcm_trigger,
1029         .pointer =      snd_vt1724_pcm_pointer,
1030 };
1031
1032 static int __devinit snd_vt1724_pcm_profi(struct snd_ice1712 *ice, int device)
1033 {
1034         struct snd_pcm *pcm;
1035         int err;
1036
1037         err = snd_pcm_new(ice->card, "ICE1724", device, 1, 1, &pcm);
1038         if (err < 0)
1039                 return err;
1040
1041         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_vt1724_playback_pro_ops);
1042         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_vt1724_capture_pro_ops);
1043
1044         pcm->private_data = ice;
1045         pcm->info_flags = 0;
1046         strcpy(pcm->name, "ICE1724");
1047
1048         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1049                                               snd_dma_pci_data(ice->pci),
1050                                               256*1024, 256*1024);
1051
1052         ice->pcm_pro = pcm;
1053
1054         return 0;
1055 }
1056
1057
1058 /*
1059  * SPDIF PCM
1060  */
1061
1062 static const struct vt1724_pcm_reg vt1724_playback_spdif_reg = {
1063         .addr = VT1724_MT_PDMA4_ADDR,
1064         .size = VT1724_MT_PDMA4_SIZE,
1065         .count = VT1724_MT_PDMA4_COUNT,
1066         .start = VT1724_PDMA4_START,
1067 };
1068
1069 static const struct vt1724_pcm_reg vt1724_capture_spdif_reg = {
1070         .addr = VT1724_MT_RDMA1_ADDR,
1071         .size = VT1724_MT_RDMA1_SIZE,
1072         .count = VT1724_MT_RDMA1_COUNT,
1073         .start = VT1724_RDMA1_START,
1074 };
1075
1076 /* update spdif control bits; call with reg_lock */
1077 static void update_spdif_bits(struct snd_ice1712 *ice, unsigned int val)
1078 {
1079         unsigned char cbit, disabled;
1080
1081         cbit = inb(ICEREG1724(ice, SPDIF_CFG));
1082         disabled = cbit & ~VT1724_CFG_SPDIF_OUT_EN;
1083         if (cbit != disabled)
1084                 outb(disabled, ICEREG1724(ice, SPDIF_CFG));
1085         outw(val, ICEMT1724(ice, SPDIF_CTRL));
1086         if (cbit != disabled)
1087                 outb(cbit, ICEREG1724(ice, SPDIF_CFG));
1088         outw(val, ICEMT1724(ice, SPDIF_CTRL));
1089 }
1090
1091 /* update SPDIF control bits according to the given rate */
1092 static void update_spdif_rate(struct snd_ice1712 *ice, unsigned int rate)
1093 {
1094         unsigned int val, nval;
1095         unsigned long flags;
1096
1097         spin_lock_irqsave(&ice->reg_lock, flags);
1098         nval = val = inw(ICEMT1724(ice, SPDIF_CTRL));
1099         nval &= ~(7 << 12);
1100         switch (rate) {
1101         case 44100: break;
1102         case 48000: nval |= 2 << 12; break;
1103         case 32000: nval |= 3 << 12; break;
1104         case 88200: nval |= 4 << 12; break;
1105         case 96000: nval |= 5 << 12; break;
1106         case 192000: nval |= 6 << 12; break;
1107         case 176400: nval |= 7 << 12; break;
1108         }
1109         if (val != nval)
1110                 update_spdif_bits(ice, nval);
1111         spin_unlock_irqrestore(&ice->reg_lock, flags);
1112 }
1113
1114 static int snd_vt1724_playback_spdif_prepare(struct snd_pcm_substream *substream)
1115 {
1116         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1117         if (!ice->force_pdma4)
1118                 update_spdif_rate(ice, substream->runtime->rate);
1119         return snd_vt1724_pcm_prepare(substream);
1120 }
1121
1122 static int snd_vt1724_playback_spdif_open(struct snd_pcm_substream *substream)
1123 {
1124         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1125         struct snd_pcm_runtime *runtime = substream->runtime;
1126
1127         runtime->private_data = (void *)&vt1724_playback_spdif_reg;
1128         ice->playback_con_substream = substream;
1129         if (ice->force_pdma4) {
1130                 runtime->hw = snd_vt1724_2ch_stereo;
1131                 set_rate_constraints(ice, substream);
1132         } else
1133                 runtime->hw = snd_vt1724_spdif;
1134         snd_pcm_set_sync(substream);
1135         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1136         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1137                                    VT1724_BUFFER_ALIGN);
1138         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1139                                    VT1724_BUFFER_ALIGN);
1140         if (ice->spdif.ops.open)
1141                 ice->spdif.ops.open(ice, substream);
1142         return 0;
1143 }
1144
1145 static int snd_vt1724_playback_spdif_close(struct snd_pcm_substream *substream)
1146 {
1147         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1148
1149         if (PRO_RATE_RESET)
1150                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1151         ice->playback_con_substream = NULL;
1152         if (ice->spdif.ops.close)
1153                 ice->spdif.ops.close(ice, substream);
1154
1155         return 0;
1156 }
1157
1158 static int snd_vt1724_capture_spdif_open(struct snd_pcm_substream *substream)
1159 {
1160         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1161         struct snd_pcm_runtime *runtime = substream->runtime;
1162
1163         runtime->private_data = (void *)&vt1724_capture_spdif_reg;
1164         ice->capture_con_substream = substream;
1165         if (ice->force_rdma1) {
1166                 runtime->hw = snd_vt1724_2ch_stereo;
1167                 set_rate_constraints(ice, substream);
1168         } else
1169                 runtime->hw = snd_vt1724_spdif;
1170         snd_pcm_set_sync(substream);
1171         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1172         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1173                                    VT1724_BUFFER_ALIGN);
1174         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1175                                    VT1724_BUFFER_ALIGN);
1176         if (ice->spdif.ops.open)
1177                 ice->spdif.ops.open(ice, substream);
1178         return 0;
1179 }
1180
1181 static int snd_vt1724_capture_spdif_close(struct snd_pcm_substream *substream)
1182 {
1183         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1184
1185         if (PRO_RATE_RESET)
1186                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1187         ice->capture_con_substream = NULL;
1188         if (ice->spdif.ops.close)
1189                 ice->spdif.ops.close(ice, substream);
1190
1191         return 0;
1192 }
1193
1194 static struct snd_pcm_ops snd_vt1724_playback_spdif_ops = {
1195         .open =         snd_vt1724_playback_spdif_open,
1196         .close =        snd_vt1724_playback_spdif_close,
1197         .ioctl =        snd_pcm_lib_ioctl,
1198         .hw_params =    snd_vt1724_pcm_hw_params,
1199         .hw_free =      snd_vt1724_pcm_hw_free,
1200         .prepare =      snd_vt1724_playback_spdif_prepare,
1201         .trigger =      snd_vt1724_pcm_trigger,
1202         .pointer =      snd_vt1724_pcm_pointer,
1203 };
1204
1205 static struct snd_pcm_ops snd_vt1724_capture_spdif_ops = {
1206         .open =         snd_vt1724_capture_spdif_open,
1207         .close =        snd_vt1724_capture_spdif_close,
1208         .ioctl =        snd_pcm_lib_ioctl,
1209         .hw_params =    snd_vt1724_pcm_hw_params,
1210         .hw_free =      snd_vt1724_pcm_hw_free,
1211         .prepare =      snd_vt1724_pcm_prepare,
1212         .trigger =      snd_vt1724_pcm_trigger,
1213         .pointer =      snd_vt1724_pcm_pointer,
1214 };
1215
1216
1217 static int __devinit snd_vt1724_pcm_spdif(struct snd_ice1712 *ice, int device)
1218 {
1219         char *name;
1220         struct snd_pcm *pcm;
1221         int play, capt;
1222         int err;
1223
1224         if (ice->force_pdma4 ||
1225             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_OUT_INT)) {
1226                 play = 1;
1227                 ice->has_spdif = 1;
1228         } else
1229                 play = 0;
1230         if (ice->force_rdma1 ||
1231             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN)) {
1232                 capt = 1;
1233                 ice->has_spdif = 1;
1234         } else
1235                 capt = 0;
1236         if (!play && !capt)
1237                 return 0; /* no spdif device */
1238
1239         if (ice->force_pdma4 || ice->force_rdma1)
1240                 name = "ICE1724 Secondary";
1241         else
1242                 name = "IEC1724 IEC958";
1243         err = snd_pcm_new(ice->card, name, device, play, capt, &pcm);
1244         if (err < 0)
1245                 return err;
1246
1247         if (play)
1248                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1249                                 &snd_vt1724_playback_spdif_ops);
1250         if (capt)
1251                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1252                                 &snd_vt1724_capture_spdif_ops);
1253
1254         pcm->private_data = ice;
1255         pcm->info_flags = 0;
1256         strcpy(pcm->name, name);
1257
1258         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1259                                               snd_dma_pci_data(ice->pci),
1260                                               64*1024, 64*1024);
1261
1262         ice->pcm = pcm;
1263
1264         return 0;
1265 }
1266
1267
1268 /*
1269  * independent surround PCMs
1270  */
1271
1272 static const struct vt1724_pcm_reg vt1724_playback_dma_regs[3] = {
1273         {
1274                 .addr = VT1724_MT_PDMA1_ADDR,
1275                 .size = VT1724_MT_PDMA1_SIZE,
1276                 .count = VT1724_MT_PDMA1_COUNT,
1277                 .start = VT1724_PDMA1_START,
1278         },
1279         {
1280                 .addr = VT1724_MT_PDMA2_ADDR,
1281                 .size = VT1724_MT_PDMA2_SIZE,
1282                 .count = VT1724_MT_PDMA2_COUNT,
1283                 .start = VT1724_PDMA2_START,
1284         },
1285         {
1286                 .addr = VT1724_MT_PDMA3_ADDR,
1287                 .size = VT1724_MT_PDMA3_SIZE,
1288                 .count = VT1724_MT_PDMA3_COUNT,
1289                 .start = VT1724_PDMA3_START,
1290         },
1291 };
1292
1293 static int snd_vt1724_playback_indep_prepare(struct snd_pcm_substream *substream)
1294 {
1295         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1296         unsigned char val;
1297
1298         spin_lock_irq(&ice->reg_lock);
1299         val = 3 - substream->number;
1300         if (inb(ICEMT1724(ice, BURST)) < val)
1301                 outb(val, ICEMT1724(ice, BURST));
1302         spin_unlock_irq(&ice->reg_lock);
1303         return snd_vt1724_pcm_prepare(substream);
1304 }
1305
1306 static int snd_vt1724_playback_indep_open(struct snd_pcm_substream *substream)
1307 {
1308         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1309         struct snd_pcm_runtime *runtime = substream->runtime;
1310
1311         mutex_lock(&ice->open_mutex);
1312         /* already used by PDMA0? */
1313         if (ice->pcm_reserved[substream->number]) {
1314                 mutex_unlock(&ice->open_mutex);
1315                 return -EBUSY; /* FIXME: should handle blocking mode properly */
1316         }
1317         mutex_unlock(&ice->open_mutex);
1318         runtime->private_data = (void *)&vt1724_playback_dma_regs[substream->number];
1319         ice->playback_con_substream_ds[substream->number] = substream;
1320         runtime->hw = snd_vt1724_2ch_stereo;
1321         snd_pcm_set_sync(substream);
1322         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1323         set_rate_constraints(ice, substream);
1324         return 0;
1325 }
1326
1327 static int snd_vt1724_playback_indep_close(struct snd_pcm_substream *substream)
1328 {
1329         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1330
1331         if (PRO_RATE_RESET)
1332                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1333         ice->playback_con_substream_ds[substream->number] = NULL;
1334         ice->pcm_reserved[substream->number] = NULL;
1335
1336         return 0;
1337 }
1338
1339 static struct snd_pcm_ops snd_vt1724_playback_indep_ops = {
1340         .open =         snd_vt1724_playback_indep_open,
1341         .close =        snd_vt1724_playback_indep_close,
1342         .ioctl =        snd_pcm_lib_ioctl,
1343         .hw_params =    snd_vt1724_pcm_hw_params,
1344         .hw_free =      snd_vt1724_pcm_hw_free,
1345         .prepare =      snd_vt1724_playback_indep_prepare,
1346         .trigger =      snd_vt1724_pcm_trigger,
1347         .pointer =      snd_vt1724_pcm_pointer,
1348 };
1349
1350
1351 static int __devinit snd_vt1724_pcm_indep(struct snd_ice1712 *ice, int device)
1352 {
1353         struct snd_pcm *pcm;
1354         int play;
1355         int err;
1356
1357         play = ice->num_total_dacs / 2 - 1;
1358         if (play <= 0)
1359                 return 0;
1360
1361         err = snd_pcm_new(ice->card, "ICE1724 Surrounds", device, play, 0, &pcm);
1362         if (err < 0)
1363                 return err;
1364
1365         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1366                         &snd_vt1724_playback_indep_ops);
1367
1368         pcm->private_data = ice;
1369         pcm->info_flags = 0;
1370         strcpy(pcm->name, "ICE1724 Surround PCM");
1371
1372         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1373                                               snd_dma_pci_data(ice->pci),
1374                                               64*1024, 64*1024);
1375
1376         ice->pcm_ds = pcm;
1377
1378         return 0;
1379 }
1380
1381
1382 /*
1383  *  Mixer section
1384  */
1385
1386 static int __devinit snd_vt1724_ac97_mixer(struct snd_ice1712 *ice)
1387 {
1388         int err;
1389
1390         if (!(ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S)) {
1391                 struct snd_ac97_bus *pbus;
1392                 struct snd_ac97_template ac97;
1393                 static struct snd_ac97_bus_ops ops = {
1394                         .write = snd_vt1724_ac97_write,
1395                         .read = snd_vt1724_ac97_read,
1396                 };
1397
1398                 /* cold reset */
1399                 outb(inb(ICEMT1724(ice, AC97_CMD)) | 0x80, ICEMT1724(ice, AC97_CMD));
1400                 mdelay(5); /* FIXME */
1401                 outb(inb(ICEMT1724(ice, AC97_CMD)) & ~0x80, ICEMT1724(ice, AC97_CMD));
1402
1403                 err = snd_ac97_bus(ice->card, 0, &ops, NULL, &pbus);
1404                 if (err < 0)
1405                         return err;
1406                 memset(&ac97, 0, sizeof(ac97));
1407                 ac97.private_data = ice;
1408                 err = snd_ac97_mixer(pbus, &ac97, &ice->ac97);
1409                 if (err < 0)
1410                         printk(KERN_WARNING "ice1712: cannot initialize pro ac97, skipped\n");
1411                 else
1412                         return 0;
1413         }
1414         /* I2S mixer only */
1415         strcat(ice->card->mixername, "ICE1724 - multitrack");
1416         return 0;
1417 }
1418
1419 /*
1420  *
1421  */
1422
1423 static inline unsigned int eeprom_triple(struct snd_ice1712 *ice, int idx)
1424 {
1425         return (unsigned int)ice->eeprom.data[idx] | \
1426                 ((unsigned int)ice->eeprom.data[idx + 1] << 8) | \
1427                 ((unsigned int)ice->eeprom.data[idx + 2] << 16);
1428 }
1429
1430 static void snd_vt1724_proc_read(struct snd_info_entry *entry,
1431                                  struct snd_info_buffer *buffer)
1432 {
1433         struct snd_ice1712 *ice = entry->private_data;
1434         unsigned int idx;
1435
1436         snd_iprintf(buffer, "%s\n\n", ice->card->longname);
1437         snd_iprintf(buffer, "EEPROM:\n");
1438
1439         snd_iprintf(buffer, "  Subvendor        : 0x%x\n", ice->eeprom.subvendor);
1440         snd_iprintf(buffer, "  Size             : %i bytes\n", ice->eeprom.size);
1441         snd_iprintf(buffer, "  Version          : %i\n", ice->eeprom.version);
1442         snd_iprintf(buffer, "  System Config    : 0x%x\n",
1443                     ice->eeprom.data[ICE_EEP2_SYSCONF]);
1444         snd_iprintf(buffer, "  ACLink           : 0x%x\n",
1445                     ice->eeprom.data[ICE_EEP2_ACLINK]);
1446         snd_iprintf(buffer, "  I2S              : 0x%x\n",
1447                     ice->eeprom.data[ICE_EEP2_I2S]);
1448         snd_iprintf(buffer, "  S/PDIF           : 0x%x\n",
1449                     ice->eeprom.data[ICE_EEP2_SPDIF]);
1450         snd_iprintf(buffer, "  GPIO direction   : 0x%x\n",
1451                     ice->eeprom.gpiodir);
1452         snd_iprintf(buffer, "  GPIO mask        : 0x%x\n",
1453                     ice->eeprom.gpiomask);
1454         snd_iprintf(buffer, "  GPIO state       : 0x%x\n",
1455                     ice->eeprom.gpiostate);
1456         for (idx = 0x12; idx < ice->eeprom.size; idx++)
1457                 snd_iprintf(buffer, "  Extra #%02i        : 0x%x\n",
1458                             idx, ice->eeprom.data[idx]);
1459
1460         snd_iprintf(buffer, "\nRegisters:\n");
1461
1462         snd_iprintf(buffer, "  PSDOUT03 : 0x%08x\n",
1463                     (unsigned)inl(ICEMT1724(ice, ROUTE_PLAYBACK)));
1464         for (idx = 0x0; idx < 0x20 ; idx++)
1465                 snd_iprintf(buffer, "  CCS%02x    : 0x%02x\n",
1466                             idx, inb(ice->port+idx));
1467         for (idx = 0x0; idx < 0x30 ; idx++)
1468                 snd_iprintf(buffer, "  MT%02x     : 0x%02x\n",
1469                             idx, inb(ice->profi_port+idx));
1470 }
1471
1472 static void __devinit snd_vt1724_proc_init(struct snd_ice1712 *ice)
1473 {
1474         struct snd_info_entry *entry;
1475
1476         if (!snd_card_proc_new(ice->card, "ice1724", &entry))
1477                 snd_info_set_text_ops(entry, ice, snd_vt1724_proc_read);
1478 }
1479
1480 /*
1481  *
1482  */
1483
1484 static int snd_vt1724_eeprom_info(struct snd_kcontrol *kcontrol,
1485                                   struct snd_ctl_elem_info *uinfo)
1486 {
1487         uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
1488         uinfo->count = sizeof(struct snd_ice1712_eeprom);
1489         return 0;
1490 }
1491
1492 static int snd_vt1724_eeprom_get(struct snd_kcontrol *kcontrol,
1493                                  struct snd_ctl_elem_value *ucontrol)
1494 {
1495         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1496
1497         memcpy(ucontrol->value.bytes.data, &ice->eeprom, sizeof(ice->eeprom));
1498         return 0;
1499 }
1500
1501 static struct snd_kcontrol_new snd_vt1724_eeprom __devinitdata = {
1502         .iface = SNDRV_CTL_ELEM_IFACE_CARD,
1503         .name = "ICE1724 EEPROM",
1504         .access = SNDRV_CTL_ELEM_ACCESS_READ,
1505         .info = snd_vt1724_eeprom_info,
1506         .get = snd_vt1724_eeprom_get
1507 };
1508
1509 /*
1510  */
1511 static int snd_vt1724_spdif_info(struct snd_kcontrol *kcontrol,
1512                                  struct snd_ctl_elem_info *uinfo)
1513 {
1514         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1515         uinfo->count = 1;
1516         return 0;
1517 }
1518
1519 static unsigned int encode_spdif_bits(struct snd_aes_iec958 *diga)
1520 {
1521         unsigned int val, rbits;
1522
1523         val = diga->status[0] & 0x03; /* professional, non-audio */
1524         if (val & 0x01) {
1525                 /* professional */
1526                 if ((diga->status[0] & IEC958_AES0_PRO_EMPHASIS) ==
1527                     IEC958_AES0_PRO_EMPHASIS_5015)
1528                         val |= 1U << 3;
1529                 rbits = (diga->status[4] >> 3) & 0x0f;
1530                 if (rbits) {
1531                         switch (rbits) {
1532                         case 2: val |= 5 << 12; break; /* 96k */
1533                         case 3: val |= 6 << 12; break; /* 192k */
1534                         case 10: val |= 4 << 12; break; /* 88.2k */
1535                         case 11: val |= 7 << 12; break; /* 176.4k */
1536                         }
1537                 } else {
1538                         switch (diga->status[0] & IEC958_AES0_PRO_FS) {
1539                         case IEC958_AES0_PRO_FS_44100:
1540                                 break;
1541                         case IEC958_AES0_PRO_FS_32000:
1542                                 val |= 3U << 12;
1543                                 break;
1544                         default:
1545                                 val |= 2U << 12;
1546                                 break;
1547                         }
1548                 }
1549         } else {
1550                 /* consumer */
1551                 val |= diga->status[1] & 0x04; /* copyright */
1552                 if ((diga->status[0] & IEC958_AES0_CON_EMPHASIS) ==
1553                     IEC958_AES0_CON_EMPHASIS_5015)
1554                         val |= 1U << 3;
1555                 val |= (unsigned int)(diga->status[1] & 0x3f) << 4; /* category */
1556                 val |= (unsigned int)(diga->status[3] & IEC958_AES3_CON_FS) << 12; /* fs */
1557         }
1558         return val;
1559 }
1560
1561 static void decode_spdif_bits(struct snd_aes_iec958 *diga, unsigned int val)
1562 {
1563         memset(diga->status, 0, sizeof(diga->status));
1564         diga->status[0] = val & 0x03; /* professional, non-audio */
1565         if (val & 0x01) {
1566                 /* professional */
1567                 if (val & (1U << 3))
1568                         diga->status[0] |= IEC958_AES0_PRO_EMPHASIS_5015;
1569                 switch ((val >> 12) & 0x7) {
1570                 case 0:
1571                         break;
1572                 case 2:
1573                         diga->status[0] |= IEC958_AES0_PRO_FS_32000;
1574                         break;
1575                 default:
1576                         diga->status[0] |= IEC958_AES0_PRO_FS_48000;
1577                         break;
1578                 }
1579         } else {
1580                 /* consumer */
1581                 diga->status[0] |= val & (1U << 2); /* copyright */
1582                 if (val & (1U << 3))
1583                         diga->status[0] |= IEC958_AES0_CON_EMPHASIS_5015;
1584                 diga->status[1] |= (val >> 4) & 0x3f; /* category */
1585                 diga->status[3] |= (val >> 12) & 0x07; /* fs */
1586         }
1587 }
1588
1589 static int snd_vt1724_spdif_default_get(struct snd_kcontrol *kcontrol,
1590                                         struct snd_ctl_elem_value *ucontrol)
1591 {
1592         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1593         unsigned int val;
1594         val = inw(ICEMT1724(ice, SPDIF_CTRL));
1595         decode_spdif_bits(&ucontrol->value.iec958, val);
1596         return 0;
1597 }
1598
1599 static int snd_vt1724_spdif_default_put(struct snd_kcontrol *kcontrol,
1600                                          struct snd_ctl_elem_value *ucontrol)
1601 {
1602         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1603         unsigned int val, old;
1604
1605         val = encode_spdif_bits(&ucontrol->value.iec958);
1606         spin_lock_irq(&ice->reg_lock);
1607         old = inw(ICEMT1724(ice, SPDIF_CTRL));
1608         if (val != old)
1609                 update_spdif_bits(ice, val);
1610         spin_unlock_irq(&ice->reg_lock);
1611         return val != old;
1612 }
1613
1614 static struct snd_kcontrol_new snd_vt1724_spdif_default __devinitdata =
1615 {
1616         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1617         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
1618         .info =         snd_vt1724_spdif_info,
1619         .get =          snd_vt1724_spdif_default_get,
1620         .put =          snd_vt1724_spdif_default_put
1621 };
1622
1623 static int snd_vt1724_spdif_maskc_get(struct snd_kcontrol *kcontrol,
1624                                        struct snd_ctl_elem_value *ucontrol)
1625 {
1626         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1627                                                      IEC958_AES0_PROFESSIONAL |
1628                                                      IEC958_AES0_CON_NOT_COPYRIGHT |
1629                                                      IEC958_AES0_CON_EMPHASIS;
1630         ucontrol->value.iec958.status[1] = IEC958_AES1_CON_ORIGINAL |
1631                                                      IEC958_AES1_CON_CATEGORY;
1632         ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS;
1633         return 0;
1634 }
1635
1636 static int snd_vt1724_spdif_maskp_get(struct snd_kcontrol *kcontrol,
1637                                        struct snd_ctl_elem_value *ucontrol)
1638 {
1639         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1640                                                      IEC958_AES0_PROFESSIONAL |
1641                                                      IEC958_AES0_PRO_FS |
1642                                                      IEC958_AES0_PRO_EMPHASIS;
1643         return 0;
1644 }
1645
1646 static struct snd_kcontrol_new snd_vt1724_spdif_maskc __devinitdata =
1647 {
1648         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1649         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1650         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK),
1651         .info =         snd_vt1724_spdif_info,
1652         .get =          snd_vt1724_spdif_maskc_get,
1653 };
1654
1655 static struct snd_kcontrol_new snd_vt1724_spdif_maskp __devinitdata =
1656 {
1657         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1658         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1659         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, PRO_MASK),
1660         .info =         snd_vt1724_spdif_info,
1661         .get =          snd_vt1724_spdif_maskp_get,
1662 };
1663
1664 #define snd_vt1724_spdif_sw_info                snd_ctl_boolean_mono_info
1665
1666 static int snd_vt1724_spdif_sw_get(struct snd_kcontrol *kcontrol,
1667                                    struct snd_ctl_elem_value *ucontrol)
1668 {
1669         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1670         ucontrol->value.integer.value[0] = inb(ICEREG1724(ice, SPDIF_CFG)) &
1671                 VT1724_CFG_SPDIF_OUT_EN ? 1 : 0;
1672         return 0;
1673 }
1674
1675 static int snd_vt1724_spdif_sw_put(struct snd_kcontrol *kcontrol,
1676                                    struct snd_ctl_elem_value *ucontrol)
1677 {
1678         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1679         unsigned char old, val;
1680
1681         spin_lock_irq(&ice->reg_lock);
1682         old = val = inb(ICEREG1724(ice, SPDIF_CFG));
1683         val &= ~VT1724_CFG_SPDIF_OUT_EN;
1684         if (ucontrol->value.integer.value[0])
1685                 val |= VT1724_CFG_SPDIF_OUT_EN;
1686         if (old != val)
1687                 outb(val, ICEREG1724(ice, SPDIF_CFG));
1688         spin_unlock_irq(&ice->reg_lock);
1689         return old != val;
1690 }
1691
1692 static struct snd_kcontrol_new snd_vt1724_spdif_switch __devinitdata =
1693 {
1694         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
1695         /* FIXME: the following conflict with IEC958 Playback Route */
1696         /* .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH), */
1697         .name =         SNDRV_CTL_NAME_IEC958("Output ", NONE, SWITCH),
1698         .info =         snd_vt1724_spdif_sw_info,
1699         .get =          snd_vt1724_spdif_sw_get,
1700         .put =          snd_vt1724_spdif_sw_put
1701 };
1702
1703
1704 #if 0 /* NOT USED YET */
1705 /*
1706  * GPIO access from extern
1707  */
1708
1709 #define snd_vt1724_gpio_info            snd_ctl_boolean_mono_info
1710
1711 int snd_vt1724_gpio_get(struct snd_kcontrol *kcontrol,
1712                         struct snd_ctl_elem_value *ucontrol)
1713 {
1714         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1715         int shift = kcontrol->private_value & 0xff;
1716         int invert = (kcontrol->private_value & (1<<24)) ? 1 : 0;
1717
1718         snd_ice1712_save_gpio_status(ice);
1719         ucontrol->value.integer.value[0] =
1720                 (snd_ice1712_gpio_read(ice) & (1 << shift) ? 1 : 0) ^ invert;
1721         snd_ice1712_restore_gpio_status(ice);
1722         return 0;
1723 }
1724
1725 int snd_ice1712_gpio_put(struct snd_kcontrol *kcontrol,
1726                          struct snd_ctl_elem_value *ucontrol)
1727 {
1728         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1729         int shift = kcontrol->private_value & 0xff;
1730         int invert = (kcontrol->private_value & (1<<24)) ? mask : 0;
1731         unsigned int val, nval;
1732
1733         if (kcontrol->private_value & (1 << 31))
1734                 return -EPERM;
1735         nval = (ucontrol->value.integer.value[0] ? (1 << shift) : 0) ^ invert;
1736         snd_ice1712_save_gpio_status(ice);
1737         val = snd_ice1712_gpio_read(ice);
1738         nval |= val & ~(1 << shift);
1739         if (val != nval)
1740                 snd_ice1712_gpio_write(ice, nval);
1741         snd_ice1712_restore_gpio_status(ice);
1742         return val != nval;
1743 }
1744 #endif /* NOT USED YET */
1745
1746 /*
1747  *  rate
1748  */
1749 static int snd_vt1724_pro_internal_clock_info(struct snd_kcontrol *kcontrol,
1750                                               struct snd_ctl_elem_info *uinfo)
1751 {
1752         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1753
1754         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1755         uinfo->count = 1;
1756         uinfo->value.enumerated.items = ice->hw_rates->count + 1;
1757         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1758                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1759         if (uinfo->value.enumerated.item == uinfo->value.enumerated.items - 1)
1760                 strcpy(uinfo->value.enumerated.name, "IEC958 Input");
1761         else
1762                 sprintf(uinfo->value.enumerated.name, "%d",
1763                         ice->hw_rates->list[uinfo->value.enumerated.item]);
1764         return 0;
1765 }
1766
1767 static int snd_vt1724_pro_internal_clock_get(struct snd_kcontrol *kcontrol,
1768                                              struct snd_ctl_elem_value *ucontrol)
1769 {
1770         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1771         unsigned int i, rate;
1772
1773         spin_lock_irq(&ice->reg_lock);
1774         if (ice->is_spdif_master(ice)) {
1775                 ucontrol->value.enumerated.item[0] = ice->hw_rates->count;
1776         } else {
1777                 rate = ice->get_rate(ice);
1778                 ucontrol->value.enumerated.item[0] = 0;
1779                 for (i = 0; i < ice->hw_rates->count; i++) {
1780                         if (ice->hw_rates->list[i] == rate) {
1781                                 ucontrol->value.enumerated.item[0] = i;
1782                                 break;
1783                         }
1784                 }
1785         }
1786         spin_unlock_irq(&ice->reg_lock);
1787         return 0;
1788 }
1789
1790 /* setting clock to external - SPDIF */
1791 static void stdclock_set_spdif_clock(struct snd_ice1712 *ice)
1792 {
1793         unsigned char oval;
1794         unsigned char i2s_oval;
1795         oval = inb(ICEMT1724(ice, RATE));
1796         outb(oval | VT1724_SPDIF_MASTER, ICEMT1724(ice, RATE));
1797         /* setting 256fs */
1798         i2s_oval = inb(ICEMT1724(ice, I2S_FORMAT));
1799         outb(i2s_oval & ~VT1724_MT_I2S_MCLK_128X, ICEMT1724(ice, I2S_FORMAT));
1800 }
1801
1802 static int snd_vt1724_pro_internal_clock_put(struct snd_kcontrol *kcontrol,
1803                                              struct snd_ctl_elem_value *ucontrol)
1804 {
1805         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1806         unsigned int old_rate, new_rate;
1807         unsigned int item = ucontrol->value.enumerated.item[0];
1808         unsigned int spdif = ice->hw_rates->count;
1809
1810         if (item > spdif)
1811                 return -EINVAL;
1812
1813         spin_lock_irq(&ice->reg_lock);
1814         if (ice->is_spdif_master(ice))
1815                 old_rate = 0;
1816         else
1817                 old_rate = ice->get_rate(ice);
1818         if (item == spdif) {
1819                 /* switching to external clock via SPDIF */
1820                 ice->set_spdif_clock(ice);
1821                 new_rate = 0;
1822         } else {
1823                 /* internal on-card clock */
1824                 new_rate = ice->hw_rates->list[item];
1825                 ice->pro_rate_default = new_rate;
1826                 spin_unlock_irq(&ice->reg_lock);
1827                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 1);
1828                 spin_lock_irq(&ice->reg_lock);
1829         }
1830         spin_unlock_irq(&ice->reg_lock);
1831
1832         /* the first reset to the SPDIF master mode? */
1833         if (old_rate != new_rate && !new_rate) {
1834                 /* notify akm chips as well */
1835                 unsigned int i;
1836                 if (ice->gpio.set_pro_rate)
1837                         ice->gpio.set_pro_rate(ice, 0);
1838                 for (i = 0; i < ice->akm_codecs; i++) {
1839                         if (ice->akm[i].ops.set_rate_val)
1840                                 ice->akm[i].ops.set_rate_val(&ice->akm[i], 0);
1841                 }
1842         }
1843         return old_rate != new_rate;
1844 }
1845
1846 static struct snd_kcontrol_new snd_vt1724_pro_internal_clock __devinitdata = {
1847         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1848         .name = "Multi Track Internal Clock",
1849         .info = snd_vt1724_pro_internal_clock_info,
1850         .get = snd_vt1724_pro_internal_clock_get,
1851         .put = snd_vt1724_pro_internal_clock_put
1852 };
1853
1854 #define snd_vt1724_pro_rate_locking_info        snd_ctl_boolean_mono_info
1855
1856 static int snd_vt1724_pro_rate_locking_get(struct snd_kcontrol *kcontrol,
1857                                            struct snd_ctl_elem_value *ucontrol)
1858 {
1859         ucontrol->value.integer.value[0] = PRO_RATE_LOCKED;
1860         return 0;
1861 }
1862
1863 static int snd_vt1724_pro_rate_locking_put(struct snd_kcontrol *kcontrol,
1864                                            struct snd_ctl_elem_value *ucontrol)
1865 {
1866         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1867         int change = 0, nval;
1868
1869         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1870         spin_lock_irq(&ice->reg_lock);
1871         change = PRO_RATE_LOCKED != nval;
1872         PRO_RATE_LOCKED = nval;
1873         spin_unlock_irq(&ice->reg_lock);
1874         return change;
1875 }
1876
1877 static struct snd_kcontrol_new snd_vt1724_pro_rate_locking __devinitdata = {
1878         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1879         .name = "Multi Track Rate Locking",
1880         .info = snd_vt1724_pro_rate_locking_info,
1881         .get = snd_vt1724_pro_rate_locking_get,
1882         .put = snd_vt1724_pro_rate_locking_put
1883 };
1884
1885 #define snd_vt1724_pro_rate_reset_info          snd_ctl_boolean_mono_info
1886
1887 static int snd_vt1724_pro_rate_reset_get(struct snd_kcontrol *kcontrol,
1888                                          struct snd_ctl_elem_value *ucontrol)
1889 {
1890         ucontrol->value.integer.value[0] = PRO_RATE_RESET ? 1 : 0;
1891         return 0;
1892 }
1893
1894 static int snd_vt1724_pro_rate_reset_put(struct snd_kcontrol *kcontrol,
1895                                          struct snd_ctl_elem_value *ucontrol)
1896 {
1897         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1898         int change = 0, nval;
1899
1900         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1901         spin_lock_irq(&ice->reg_lock);
1902         change = PRO_RATE_RESET != nval;
1903         PRO_RATE_RESET = nval;
1904         spin_unlock_irq(&ice->reg_lock);
1905         return change;
1906 }
1907
1908 static struct snd_kcontrol_new snd_vt1724_pro_rate_reset __devinitdata = {
1909         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1910         .name = "Multi Track Rate Reset",
1911         .info = snd_vt1724_pro_rate_reset_info,
1912         .get = snd_vt1724_pro_rate_reset_get,
1913         .put = snd_vt1724_pro_rate_reset_put
1914 };
1915
1916
1917 /*
1918  * routing
1919  */
1920 static int snd_vt1724_pro_route_info(struct snd_kcontrol *kcontrol,
1921                                      struct snd_ctl_elem_info *uinfo)
1922 {
1923         static char *texts[] = {
1924                 "PCM Out", /* 0 */
1925                 "H/W In 0", "H/W In 1", /* 1-2 */
1926                 "IEC958 In L", "IEC958 In R", /* 3-4 */
1927         };
1928
1929         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1930         uinfo->count = 1;
1931         uinfo->value.enumerated.items = 5;
1932         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1933                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1934         strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
1935         return 0;
1936 }
1937
1938 static inline int analog_route_shift(int idx)
1939 {
1940         return (idx % 2) * 12 + ((idx / 2) * 3) + 8;
1941 }
1942
1943 static inline int digital_route_shift(int idx)
1944 {
1945         return idx * 3;
1946 }
1947
1948 static int get_route_val(struct snd_ice1712 *ice, int shift)
1949 {
1950         unsigned long val;
1951         unsigned char eitem;
1952         static const unsigned char xlate[8] = {
1953                 0, 255, 1, 2, 255, 255, 3, 4,
1954         };
1955
1956         val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
1957         val >>= shift;
1958         val &= 7; /* we now have 3 bits per output */
1959         eitem = xlate[val];
1960         if (eitem == 255) {
1961                 snd_BUG();
1962                 return 0;
1963         }
1964         return eitem;
1965 }
1966
1967 static int put_route_val(struct snd_ice1712 *ice, unsigned int val, int shift)
1968 {
1969         unsigned int old_val, nval;
1970         int change;
1971         static const unsigned char xroute[8] = {
1972                 0, /* PCM */
1973                 2, /* PSDIN0 Left */
1974                 3, /* PSDIN0 Right */
1975                 6, /* SPDIN Left */
1976                 7, /* SPDIN Right */
1977         };
1978
1979         nval = xroute[val % 5];
1980         val = old_val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
1981         val &= ~(0x07 << shift);
1982         val |= nval << shift;
1983         change = val != old_val;
1984         if (change)
1985                 outl(val, ICEMT1724(ice, ROUTE_PLAYBACK));
1986         return change;
1987 }
1988
1989 static int snd_vt1724_pro_route_analog_get(struct snd_kcontrol *kcontrol,
1990                                            struct snd_ctl_elem_value *ucontrol)
1991 {
1992         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1993         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1994         ucontrol->value.enumerated.item[0] =
1995                 get_route_val(ice, analog_route_shift(idx));
1996         return 0;
1997 }
1998
1999 static int snd_vt1724_pro_route_analog_put(struct snd_kcontrol *kcontrol,
2000                                            struct snd_ctl_elem_value *ucontrol)
2001 {
2002         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2003         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2004         return put_route_val(ice, ucontrol->value.enumerated.item[0],
2005                              analog_route_shift(idx));
2006 }
2007
2008 static int snd_vt1724_pro_route_spdif_get(struct snd_kcontrol *kcontrol,
2009                                           struct snd_ctl_elem_value *ucontrol)
2010 {
2011         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2012         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2013         ucontrol->value.enumerated.item[0] =
2014                 get_route_val(ice, digital_route_shift(idx));
2015         return 0;
2016 }
2017
2018 static int snd_vt1724_pro_route_spdif_put(struct snd_kcontrol *kcontrol,
2019                                           struct snd_ctl_elem_value *ucontrol)
2020 {
2021         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2022         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2023         return put_route_val(ice, ucontrol->value.enumerated.item[0],
2024                              digital_route_shift(idx));
2025 }
2026
2027 static struct snd_kcontrol_new snd_vt1724_mixer_pro_analog_route __devinitdata = {
2028         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2029         .name = "H/W Playback Route",
2030         .info = snd_vt1724_pro_route_info,
2031         .get = snd_vt1724_pro_route_analog_get,
2032         .put = snd_vt1724_pro_route_analog_put,
2033 };
2034
2035 static struct snd_kcontrol_new snd_vt1724_mixer_pro_spdif_route __devinitdata = {
2036         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2037         .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, NONE) "Route",
2038         .info = snd_vt1724_pro_route_info,
2039         .get = snd_vt1724_pro_route_spdif_get,
2040         .put = snd_vt1724_pro_route_spdif_put,
2041         .count = 2,
2042 };
2043
2044
2045 static int snd_vt1724_pro_peak_info(struct snd_kcontrol *kcontrol,
2046                                     struct snd_ctl_elem_info *uinfo)
2047 {
2048         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2049         uinfo->count = 22; /* FIXME: for compatibility with ice1712... */
2050         uinfo->value.integer.min = 0;
2051         uinfo->value.integer.max = 255;
2052         return 0;
2053 }
2054
2055 static int snd_vt1724_pro_peak_get(struct snd_kcontrol *kcontrol,
2056                                    struct snd_ctl_elem_value *ucontrol)
2057 {
2058         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2059         int idx;
2060
2061         spin_lock_irq(&ice->reg_lock);
2062         for (idx = 0; idx < 22; idx++) {
2063                 outb(idx, ICEMT1724(ice, MONITOR_PEAKINDEX));
2064                 ucontrol->value.integer.value[idx] =
2065                         inb(ICEMT1724(ice, MONITOR_PEAKDATA));
2066         }
2067         spin_unlock_irq(&ice->reg_lock);
2068         return 0;
2069 }
2070
2071 static struct snd_kcontrol_new snd_vt1724_mixer_pro_peak __devinitdata = {
2072         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2073         .name = "Multi Track Peak",
2074         .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2075         .info = snd_vt1724_pro_peak_info,
2076         .get = snd_vt1724_pro_peak_get
2077 };
2078
2079 /*
2080  *
2081  */
2082
2083 static struct snd_ice1712_card_info no_matched __devinitdata;
2084
2085 static struct snd_ice1712_card_info *card_tables[] __devinitdata = {
2086         snd_vt1724_revo_cards,
2087         snd_vt1724_amp_cards,
2088         snd_vt1724_aureon_cards,
2089         snd_vt1720_mobo_cards,
2090         snd_vt1720_pontis_cards,
2091         snd_vt1724_prodigy_hifi_cards,
2092         snd_vt1724_prodigy192_cards,
2093         snd_vt1724_juli_cards,
2094         snd_vt1724_phase_cards,
2095         snd_vt1724_wtm_cards,
2096         snd_vt1724_se_cards,
2097         NULL,
2098 };
2099
2100
2101 /*
2102  */
2103
2104 static void wait_i2c_busy(struct snd_ice1712 *ice)
2105 {
2106         int t = 0x10000;
2107         while ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_BUSY) && t--)
2108                 ;
2109         if (t == -1)
2110                 printk(KERN_ERR "ice1724: i2c busy timeout\n");
2111 }
2112
2113 unsigned char snd_vt1724_read_i2c(struct snd_ice1712 *ice,
2114                                   unsigned char dev, unsigned char addr)
2115 {
2116         unsigned char val;
2117
2118         mutex_lock(&ice->i2c_mutex);
2119         wait_i2c_busy(ice);
2120         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2121         outb(dev & ~VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2122         wait_i2c_busy(ice);
2123         val = inb(ICEREG1724(ice, I2C_DATA));
2124         mutex_unlock(&ice->i2c_mutex);
2125         /* printk("i2c_read: [0x%x,0x%x] = 0x%x\n", dev, addr, val); */
2126         return val;
2127 }
2128
2129 void snd_vt1724_write_i2c(struct snd_ice1712 *ice,
2130                           unsigned char dev, unsigned char addr, unsigned char data)
2131 {
2132         mutex_lock(&ice->i2c_mutex);
2133         wait_i2c_busy(ice);
2134         /* printk("i2c_write: [0x%x,0x%x] = 0x%x\n", dev, addr, data); */
2135         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2136         outb(data, ICEREG1724(ice, I2C_DATA));
2137         outb(dev | VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2138         wait_i2c_busy(ice);
2139         mutex_unlock(&ice->i2c_mutex);
2140 }
2141
2142 static int __devinit snd_vt1724_read_eeprom(struct snd_ice1712 *ice,
2143                                             const char *modelname)
2144 {
2145         const int dev = 0xa0;           /* EEPROM device address */
2146         unsigned int i, size;
2147         struct snd_ice1712_card_info * const *tbl, *c;
2148
2149         if (!modelname || !*modelname) {
2150                 ice->eeprom.subvendor = 0;
2151                 if ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_EEPROM) != 0)
2152                         ice->eeprom.subvendor =
2153                                 (snd_vt1724_read_i2c(ice, dev, 0x00) << 0) |
2154                                 (snd_vt1724_read_i2c(ice, dev, 0x01) << 8) |
2155                                 (snd_vt1724_read_i2c(ice, dev, 0x02) << 16) |
2156                                 (snd_vt1724_read_i2c(ice, dev, 0x03) << 24);
2157                 if (ice->eeprom.subvendor == 0 ||
2158                     ice->eeprom.subvendor == (unsigned int)-1) {
2159                         /* invalid subvendor from EEPROM, try the PCI
2160                          * subststem ID instead
2161                          */
2162                         u16 vendor, device;
2163                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_VENDOR_ID,
2164                                              &vendor);
2165                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_ID, &device);
2166                         ice->eeprom.subvendor =
2167                                 ((unsigned int)swab16(vendor) << 16) | swab16(device);
2168                         if (ice->eeprom.subvendor == 0 ||
2169                             ice->eeprom.subvendor == (unsigned int)-1) {
2170                                 printk(KERN_ERR "ice1724: No valid ID is found\n");
2171                                 return -ENXIO;
2172                         }
2173                 }
2174         }
2175         for (tbl = card_tables; *tbl; tbl++) {
2176                 for (c = *tbl; c->subvendor; c++) {
2177                         if (modelname && c->model &&
2178                             !strcmp(modelname, c->model)) {
2179                                 printk(KERN_INFO "ice1724: Using board model %s\n",
2180                                        c->name);
2181                                 ice->eeprom.subvendor = c->subvendor;
2182                         } else if (c->subvendor != ice->eeprom.subvendor)
2183                                 continue;
2184                         if (!c->eeprom_size || !c->eeprom_data)
2185                                 goto found;
2186                         /* if the EEPROM is given by the driver, use it */
2187                         snd_printdd("using the defined eeprom..\n");
2188                         ice->eeprom.version = 2;
2189                         ice->eeprom.size = c->eeprom_size + 6;
2190                         memcpy(ice->eeprom.data, c->eeprom_data, c->eeprom_size);
2191                         goto read_skipped;
2192                 }
2193         }
2194         printk(KERN_WARNING "ice1724: No matching model found for ID 0x%x\n",
2195                ice->eeprom.subvendor);
2196
2197  found:
2198         ice->eeprom.size = snd_vt1724_read_i2c(ice, dev, 0x04);
2199         if (ice->eeprom.size < 6)
2200                 ice->eeprom.size = 32;
2201         else if (ice->eeprom.size > 32) {
2202                 printk(KERN_ERR "ice1724: Invalid EEPROM (size = %i)\n",
2203                        ice->eeprom.size);
2204                 return -EIO;
2205         }
2206         ice->eeprom.version = snd_vt1724_read_i2c(ice, dev, 0x05);
2207         if (ice->eeprom.version != 2)
2208                 printk(KERN_WARNING "ice1724: Invalid EEPROM version %i\n",
2209                        ice->eeprom.version);
2210         size = ice->eeprom.size - 6;
2211         for (i = 0; i < size; i++)
2212                 ice->eeprom.data[i] = snd_vt1724_read_i2c(ice, dev, i + 6);
2213
2214  read_skipped:
2215         ice->eeprom.gpiomask = eeprom_triple(ice, ICE_EEP2_GPIO_MASK);
2216         ice->eeprom.gpiostate = eeprom_triple(ice, ICE_EEP2_GPIO_STATE);
2217         ice->eeprom.gpiodir = eeprom_triple(ice, ICE_EEP2_GPIO_DIR);
2218
2219         return 0;
2220 }
2221
2222
2223
2224 static void __devinit snd_vt1724_chip_reset(struct snd_ice1712 *ice)
2225 {
2226         outb(VT1724_RESET , ICEREG1724(ice, CONTROL));
2227         msleep(10);
2228         outb(0, ICEREG1724(ice, CONTROL));
2229         msleep(10);
2230 }
2231
2232 static int __devinit snd_vt1724_chip_init(struct snd_ice1712 *ice)
2233 {
2234         outb(ice->eeprom.data[ICE_EEP2_SYSCONF], ICEREG1724(ice, SYS_CFG));
2235         outb(ice->eeprom.data[ICE_EEP2_ACLINK], ICEREG1724(ice, AC97_CFG));
2236         outb(ice->eeprom.data[ICE_EEP2_I2S], ICEREG1724(ice, I2S_FEATURES));
2237         outb(ice->eeprom.data[ICE_EEP2_SPDIF], ICEREG1724(ice, SPDIF_CFG));
2238
2239         ice->gpio.write_mask = ice->eeprom.gpiomask;
2240         ice->gpio.direction = ice->eeprom.gpiodir;
2241         snd_vt1724_set_gpio_mask(ice, ice->eeprom.gpiomask);
2242         snd_vt1724_set_gpio_dir(ice, ice->eeprom.gpiodir);
2243         snd_vt1724_set_gpio_data(ice, ice->eeprom.gpiostate);
2244
2245         outb(0, ICEREG1724(ice, POWERDOWN));
2246
2247         return 0;
2248 }
2249
2250 static int __devinit snd_vt1724_spdif_build_controls(struct snd_ice1712 *ice)
2251 {
2252         int err;
2253         struct snd_kcontrol *kctl;
2254
2255         if (snd_BUG_ON(!ice->pcm))
2256                 return -EIO;
2257
2258         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_mixer_pro_spdif_route, ice));
2259         if (err < 0)
2260                 return err;
2261
2262         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_spdif_switch, ice));
2263         if (err < 0)
2264                 return err;
2265
2266         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_default, ice));
2267         if (err < 0)
2268                 return err;
2269         kctl->id.device = ice->pcm->device;
2270         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskc, ice));
2271         if (err < 0)
2272                 return err;
2273         kctl->id.device = ice->pcm->device;
2274         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskp, ice));
2275         if (err < 0)
2276                 return err;
2277         kctl->id.device = ice->pcm->device;
2278 #if 0 /* use default only */
2279         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_stream, ice));
2280         if (err < 0)
2281                 return err;
2282         kctl->id.device = ice->pcm->device;
2283         ice->spdif.stream_ctl = kctl;
2284 #endif
2285         return 0;
2286 }
2287
2288
2289 static int __devinit snd_vt1724_build_controls(struct snd_ice1712 *ice)
2290 {
2291         int err;
2292
2293         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_eeprom, ice));
2294         if (err < 0)
2295                 return err;
2296         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_internal_clock, ice));
2297         if (err < 0)
2298                 return err;
2299
2300         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_locking, ice));
2301         if (err < 0)
2302                 return err;
2303         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_reset, ice));
2304         if (err < 0)
2305                 return err;
2306
2307         if (ice->num_total_dacs > 0) {
2308                 struct snd_kcontrol_new tmp = snd_vt1724_mixer_pro_analog_route;
2309                 tmp.count = ice->num_total_dacs;
2310                 if (ice->vt1720 && tmp.count > 2)
2311                         tmp.count = 2;
2312                 err = snd_ctl_add(ice->card, snd_ctl_new1(&tmp, ice));
2313                 if (err < 0)
2314                         return err;
2315         }
2316
2317         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_mixer_pro_peak, ice));
2318         if (err < 0)
2319                 return err;
2320
2321         return 0;
2322 }
2323
2324 static int snd_vt1724_free(struct snd_ice1712 *ice)
2325 {
2326         if (!ice->port)
2327                 goto __hw_end;
2328         /* mask all interrupts */
2329         outb(0xff, ICEMT1724(ice, DMA_INT_MASK));
2330         outb(0xff, ICEREG1724(ice, IRQMASK));
2331         /* --- */
2332 __hw_end:
2333         if (ice->irq >= 0)
2334                 free_irq(ice->irq, ice);
2335         pci_release_regions(ice->pci);
2336         snd_ice1712_akm4xxx_free(ice);
2337         pci_disable_device(ice->pci);
2338         kfree(ice->spec);
2339         kfree(ice);
2340         return 0;
2341 }
2342
2343 static int snd_vt1724_dev_free(struct snd_device *device)
2344 {
2345         struct snd_ice1712 *ice = device->device_data;
2346         return snd_vt1724_free(ice);
2347 }
2348
2349 static int __devinit snd_vt1724_create(struct snd_card *card,
2350                                        struct pci_dev *pci,
2351                                        const char *modelname,
2352                                        struct snd_ice1712 **r_ice1712)
2353 {
2354         struct snd_ice1712 *ice;
2355         int err;
2356         /* unsigned char mask; */
2357         static struct snd_device_ops ops = {
2358                 .dev_free =     snd_vt1724_dev_free,
2359         };
2360
2361         *r_ice1712 = NULL;
2362
2363         /* enable PCI device */
2364         err = pci_enable_device(pci);
2365         if (err < 0)
2366                 return err;
2367
2368         ice = kzalloc(sizeof(*ice), GFP_KERNEL);
2369         if (ice == NULL) {
2370                 pci_disable_device(pci);
2371                 return -ENOMEM;
2372         }
2373         ice->vt1724 = 1;
2374         spin_lock_init(&ice->reg_lock);
2375         mutex_init(&ice->gpio_mutex);
2376         mutex_init(&ice->open_mutex);
2377         mutex_init(&ice->i2c_mutex);
2378         ice->gpio.set_mask = snd_vt1724_set_gpio_mask;
2379         ice->gpio.set_dir = snd_vt1724_set_gpio_dir;
2380         ice->gpio.set_data = snd_vt1724_set_gpio_data;
2381         ice->gpio.get_data = snd_vt1724_get_gpio_data;
2382         ice->card = card;
2383         ice->pci = pci;
2384         ice->irq = -1;
2385         pci_set_master(pci);
2386         snd_vt1724_proc_init(ice);
2387         synchronize_irq(pci->irq);
2388
2389         err = pci_request_regions(pci, "ICE1724");
2390         if (err < 0) {
2391                 kfree(ice);
2392                 pci_disable_device(pci);
2393                 return err;
2394         }
2395         ice->port = pci_resource_start(pci, 0);
2396         ice->profi_port = pci_resource_start(pci, 1);
2397
2398         if (request_irq(pci->irq, snd_vt1724_interrupt,
2399                         IRQF_SHARED, "ICE1724", ice)) {
2400                 snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
2401                 snd_vt1724_free(ice);
2402                 return -EIO;
2403         }
2404
2405         ice->irq = pci->irq;
2406
2407         snd_vt1724_chip_reset(ice);
2408         if (snd_vt1724_read_eeprom(ice, modelname) < 0) {
2409                 snd_vt1724_free(ice);
2410                 return -EIO;
2411         }
2412         if (snd_vt1724_chip_init(ice) < 0) {
2413                 snd_vt1724_free(ice);
2414                 return -EIO;
2415         }
2416
2417         /* unmask used interrupts */
2418 #if 0 /* these are enabled/disabled dynamically */
2419         mask = VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX;
2420         outb(mask, ICEREG1724(ice, IRQMASK));
2421 #endif
2422         /* don't handle FIFO overrun/underruns (just yet),
2423          * since they cause machine lockups
2424          */
2425         outb(VT1724_MULTI_FIFO_ERR, ICEMT1724(ice, DMA_INT_MASK));
2426
2427         err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ice, &ops);
2428         if (err < 0) {
2429                 snd_vt1724_free(ice);
2430                 return err;
2431         }
2432
2433         snd_card_set_dev(card, &pci->dev);
2434
2435         *r_ice1712 = ice;
2436         return 0;
2437 }
2438
2439
2440 /*
2441  *
2442  * Registration
2443  *
2444  */
2445
2446 static int __devinit snd_vt1724_probe(struct pci_dev *pci,
2447                                       const struct pci_device_id *pci_id)
2448 {
2449         static int dev;
2450         struct snd_card *card;
2451         struct snd_ice1712 *ice;
2452         int pcm_dev = 0, err;
2453         struct snd_ice1712_card_info * const *tbl, *c;
2454
2455         if (dev >= SNDRV_CARDS)
2456                 return -ENODEV;
2457         if (!enable[dev]) {
2458                 dev++;
2459                 return -ENOENT;
2460         }
2461
2462         card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
2463         if (card == NULL)
2464                 return -ENOMEM;
2465
2466         strcpy(card->driver, "ICE1724");
2467         strcpy(card->shortname, "ICEnsemble ICE1724");
2468
2469         err = snd_vt1724_create(card, pci, model[dev], &ice);
2470         if (err < 0) {
2471                 snd_card_free(card);
2472                 return err;
2473         }
2474
2475         for (tbl = card_tables; *tbl; tbl++) {
2476                 for (c = *tbl; c->subvendor; c++) {
2477                         if (c->subvendor == ice->eeprom.subvendor) {
2478                                 strcpy(card->shortname, c->name);
2479                                 if (c->driver) /* specific driver? */
2480                                         strcpy(card->driver, c->driver);
2481                                 if (c->chip_init) {
2482                                         err = c->chip_init(ice);
2483                                         if (err < 0) {
2484                                                 snd_card_free(card);
2485                                                 return err;
2486                                         }
2487                                 }
2488                                 goto __found;
2489                         }
2490                 }
2491         }
2492         c = &no_matched;
2493 __found:
2494         /*
2495         * VT1724 has separate DMAs for the analog and the SPDIF streams while
2496         * ICE1712 has only one for both (mixed up).
2497         *
2498         * Confusingly the analog PCM is named "professional" here because it
2499         * was called so in ice1712 driver, and vt1724 driver is derived from
2500         * ice1712 driver.
2501         */
2502         ice->pro_rate_default = PRO_RATE_DEFAULT;
2503         if (!ice->is_spdif_master)
2504                 ice->is_spdif_master = stdclock_is_spdif_master;
2505         if (!ice->get_rate)
2506                 ice->get_rate = stdclock_get_rate;
2507         if (!ice->set_rate)
2508                 ice->set_rate = stdclock_set_rate;
2509         if (!ice->set_mclk)
2510                 ice->set_mclk = stdclock_set_mclk;
2511         if (!ice->set_spdif_clock)
2512                 ice->set_spdif_clock = stdclock_set_spdif_clock;
2513         if (!ice->hw_rates)
2514                 set_std_hw_rates(ice);
2515
2516         err = snd_vt1724_pcm_profi(ice, pcm_dev++);
2517         if (err < 0) {
2518                 snd_card_free(card);
2519                 return err;
2520         }
2521
2522         err = snd_vt1724_pcm_spdif(ice, pcm_dev++);
2523         if (err < 0) {
2524                 snd_card_free(card);
2525                 return err;
2526         }
2527
2528         err = snd_vt1724_pcm_indep(ice, pcm_dev++);
2529         if (err < 0) {
2530                 snd_card_free(card);
2531                 return err;
2532         }
2533
2534         err = snd_vt1724_ac97_mixer(ice);
2535         if (err < 0) {
2536                 snd_card_free(card);
2537                 return err;
2538         }
2539
2540         err = snd_vt1724_build_controls(ice);
2541         if (err < 0) {
2542                 snd_card_free(card);
2543                 return err;
2544         }
2545
2546         if (ice->pcm && ice->has_spdif) { /* has SPDIF I/O */
2547                 err = snd_vt1724_spdif_build_controls(ice);
2548                 if (err < 0) {
2549                         snd_card_free(card);
2550                         return err;
2551                 }
2552         }
2553
2554         if (c->build_controls) {
2555                 err = c->build_controls(ice);
2556                 if (err < 0) {
2557                         snd_card_free(card);
2558                         return err;
2559                 }
2560         }
2561
2562         if (!c->no_mpu401) {
2563                 if (ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_MPU401) {
2564                         struct snd_rawmidi *rmidi;
2565
2566                         err = snd_rawmidi_new(card, "MIDI", 0, 1, 1, &rmidi);
2567                         if (err < 0) {
2568                                 snd_card_free(card);
2569                                 return err;
2570                         }
2571                         ice->rmidi[0] = rmidi;
2572                         rmidi->private_data = ice;
2573                         strcpy(rmidi->name, "ICE1724 MIDI");
2574                         rmidi->info_flags = SNDRV_RAWMIDI_INFO_OUTPUT |
2575                                             SNDRV_RAWMIDI_INFO_INPUT |
2576                                             SNDRV_RAWMIDI_INFO_DUPLEX;
2577                         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT,
2578                                             &vt1724_midi_output_ops);
2579                         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT,
2580                                             &vt1724_midi_input_ops);
2581
2582                         /* set watermarks */
2583                         outb(VT1724_MPU_RX_FIFO | 0x1,
2584                              ICEREG1724(ice, MPU_FIFO_WM));
2585                         outb(0x1, ICEREG1724(ice, MPU_FIFO_WM));
2586                         /* set UART mode */
2587                         outb(VT1724_MPU_UART, ICEREG1724(ice, MPU_CTRL));
2588                 }
2589         }
2590
2591         sprintf(card->longname, "%s at 0x%lx, irq %i",
2592                 card->shortname, ice->port, ice->irq);
2593
2594         err = snd_card_register(card);
2595         if (err < 0) {
2596                 snd_card_free(card);
2597                 return err;
2598         }
2599         pci_set_drvdata(pci, card);
2600         dev++;
2601         return 0;
2602 }
2603
2604 static void __devexit snd_vt1724_remove(struct pci_dev *pci)
2605 {
2606         snd_card_free(pci_get_drvdata(pci));
2607         pci_set_drvdata(pci, NULL);
2608 }
2609
2610 static struct pci_driver driver = {
2611         .name = "ICE1724",
2612         .id_table = snd_vt1724_ids,
2613         .probe = snd_vt1724_probe,
2614         .remove = __devexit_p(snd_vt1724_remove),
2615 };
2616
2617 static int __init alsa_card_ice1724_init(void)
2618 {
2619         return pci_register_driver(&driver);
2620 }
2621
2622 static void __exit alsa_card_ice1724_exit(void)
2623 {
2624         pci_unregister_driver(&driver);
2625 }
2626
2627 module_init(alsa_card_ice1724_init)
2628 module_exit(alsa_card_ice1724_exit)