git.oblomov.eu Git - linux-2.6/blob - 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 enable_midi_irq(struct snd_ice1712 *ice, u8 flag, int enable);
 245
 246 static void vt1724_midi_write(struct snd_ice1712 *ice)
 247 {
 248         struct snd_rawmidi_substream *s;
 249         int count, i;
 250         u8 buffer[32];
 251
 252         s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_OUTPUT);
 253         count = 31 - inb(ICEREG1724(ice, MPU_TXFIFO));
 254         if (count > 0) {
 255                 count = snd_rawmidi_transmit(s, buffer, count);
 256                 for (i = 0; i < count; ++i)
 257                         outb(buffer[i], ICEREG1724(ice, MPU_DATA));
 258         }
 259         /* mask irq when all bytes have been transmitted.
 260          * enabled again in output_trigger when the new data comes in.
 261          */
 262         enable_midi_irq(ice, VT1724_IRQ_MPU_TX,
 263                         !snd_rawmidi_transmit_empty(s));
 264 }
 265
 266 static void vt1724_midi_read(struct snd_ice1712 *ice)
 267 {
 268         struct snd_rawmidi_substream *s;
 269         int count, i;
 270         u8 buffer[32];
 271
 272         s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_INPUT);
 273         count = inb(ICEREG1724(ice, MPU_RXFIFO));
 274         if (count > 0) {
 275                 count = min(count, 32);
 276                 for (i = 0; i < count; ++i)
 277                         buffer[i] = inb(ICEREG1724(ice, MPU_DATA));
 278                 snd_rawmidi_receive(s, buffer, count);
 279         }
 280 }
 281
 282 /* call with ice->reg_lock */
 283 static void enable_midi_irq(struct snd_ice1712 *ice, u8 flag, int enable)
 284 {
 285         u8 mask = inb(ICEREG1724(ice, IRQMASK));
 286         if (enable)
 287                 mask &= ~flag;
 288         else
 289                 mask |= flag;
 290         outb(mask, ICEREG1724(ice, IRQMASK));
 291 }
 292
 293 static void vt1724_enable_midi_irq(struct snd_rawmidi_substream *substream,
 294                                    u8 flag, int enable)
 295 {
 296         struct snd_ice1712 *ice = substream->rmidi->private_data;
 297
 298         spin_lock_irq(&ice->reg_lock);
 299         enable_midi_irq(ice, flag, enable);
 300         spin_unlock_irq(&ice->reg_lock);
 301 }
 302
 303 static int vt1724_midi_output_open(struct snd_rawmidi_substream *s)
 304 {
 305         return 0;
 306 }
 307
 308 static int vt1724_midi_output_close(struct snd_rawmidi_substream *s)
 309 {
 310         return 0;
 311 }
 312
 313 static void vt1724_midi_output_trigger(struct snd_rawmidi_substream *s, int up)
 314 {
 315         struct snd_ice1712 *ice = s->rmidi->private_data;
 316         unsigned long flags;
 317
 318         spin_lock_irqsave(&ice->reg_lock, flags);
 319         if (up) {
 320                 ice->midi_output = 1;
 321                 vt1724_midi_write(ice);
 322         } else {
 323                 ice->midi_output = 0;
 324                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
 325         }
 326         spin_unlock_irqrestore(&ice->reg_lock, flags);
 327 }
 328
 329 static void vt1724_midi_output_drain(struct snd_rawmidi_substream *s)
 330 {
 331         struct snd_ice1712 *ice = s->rmidi->private_data;
 332         unsigned long timeout;
 333
 334         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_TX, 0);
 335         /* 32 bytes should be transmitted in less than about 12 ms */
 336         timeout = jiffies + msecs_to_jiffies(15);
 337         do {
 338                 if (inb(ICEREG1724(ice, MPU_CTRL)) & VT1724_MPU_TX_EMPTY)
 339                         break;
 340                 schedule_timeout_uninterruptible(1);
 341         } while (time_after(timeout, jiffies));
 342 }
 343
 344 static struct snd_rawmidi_ops vt1724_midi_output_ops = {
 345         .open = vt1724_midi_output_open,
 346         .close = vt1724_midi_output_close,
 347         .trigger = vt1724_midi_output_trigger,
 348         .drain = vt1724_midi_output_drain,
 349 };
 350
 351 static int vt1724_midi_input_open(struct snd_rawmidi_substream *s)
 352 {
 353         vt1724_midi_clear_rx(s->rmidi->private_data);
 354         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 1);
 355         return 0;
 356 }
 357
 358 static int vt1724_midi_input_close(struct snd_rawmidi_substream *s)
 359 {
 360         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 0);
 361         return 0;
 362 }
 363
 364 static void vt1724_midi_input_trigger(struct snd_rawmidi_substream *s, int up)
 365 {
 366         struct snd_ice1712 *ice = s->rmidi->private_data;
 367         unsigned long flags;
 368
 369         spin_lock_irqsave(&ice->reg_lock, flags);
 370         if (up) {
 371                 ice->midi_input = 1;
 372                 vt1724_midi_read(ice);
 373         } else {
 374                 ice->midi_input = 0;
 375         }
 376         spin_unlock_irqrestore(&ice->reg_lock, flags);
 377 }
 378
 379 static struct snd_rawmidi_ops vt1724_midi_input_ops = {
 380         .open = vt1724_midi_input_open,
 381         .close = vt1724_midi_input_close,
 382         .trigger = vt1724_midi_input_trigger,
 383 };
 384
 385
 386 /*
 387  *  Interrupt handler
 388  */
 389
 390 static irqreturn_t snd_vt1724_interrupt(int irq, void *dev_id)
 391 {
 392         struct snd_ice1712 *ice = dev_id;
 393         unsigned char status;
 394         unsigned char status_mask =
 395                 VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX | VT1724_IRQ_MTPCM;
 396         int handled = 0;
 397         int timeout = 0;
 398
 399         while (1) {
 400                 status = inb(ICEREG1724(ice, IRQSTAT));
 401                 status &= status_mask;
 402                 if (status == 0)
 403                         break;
 404                 spin_lock(&ice->reg_lock);
 405                 if (++timeout > 10) {
 406                         status = inb(ICEREG1724(ice, IRQSTAT));
 407                         printk(KERN_ERR "ice1724: Too long irq loop, "
 408                                "status = 0x%x\n", status);
 409                         if (status & VT1724_IRQ_MPU_TX) {
 410                                 printk(KERN_ERR "ice1724: Disabling MPU_TX\n");
 411                                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
 412                         }
 413                         spin_unlock(&ice->reg_lock);
 414                         break;
 415                 }
 416                 handled = 1;
 417                 if (status & VT1724_IRQ_MPU_TX) {
 418                         if (ice->midi_output)
 419                                 vt1724_midi_write(ice);
 420                         else
 421                                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
 422                         /* Due to mysterical reasons, MPU_TX is always
 423                          * generated (and can't be cleared) when a PCM
 424                          * playback is going.  So let's ignore at the
 425                          * next loop.
 426                          */
 427                         status_mask &= ~VT1724_IRQ_MPU_TX;
 428                 }
 429                 if (status & VT1724_IRQ_MPU_RX) {
 430                         if (ice->midi_input)
 431                                 vt1724_midi_read(ice);
 432                         else
 433                                 vt1724_midi_clear_rx(ice);
 434                 }
 435                 /* ack MPU irq */
 436                 outb(status, ICEREG1724(ice, IRQSTAT));
 437                 spin_unlock(&ice->reg_lock);
 438                 if (status & VT1724_IRQ_MTPCM) {
 439                         /*
 440                          * Multi-track PCM
 441                          * PCM assignment are:
 442                          * Playback DMA0 (M/C) = playback_pro_substream
 443                          * Playback DMA1 = playback_con_substream_ds[0]
 444                          * Playback DMA2 = playback_con_substream_ds[1]
 445                          * Playback DMA3 = playback_con_substream_ds[2]
 446                          * Playback DMA4 (SPDIF) = playback_con_substream
 447                          * Record DMA0 = capture_pro_substream
 448                          * Record DMA1 = capture_con_substream
 449                          */
 450                         unsigned char mtstat = inb(ICEMT1724(ice, IRQ));
 451                         if (mtstat & VT1724_MULTI_PDMA0) {
 452                                 if (ice->playback_pro_substream)
 453                                         snd_pcm_period_elapsed(ice->playback_pro_substream);
 454                         }
 455                         if (mtstat & VT1724_MULTI_RDMA0) {
 456                                 if (ice->capture_pro_substream)
 457                                         snd_pcm_period_elapsed(ice->capture_pro_substream);
 458                         }
 459                         if (mtstat & VT1724_MULTI_PDMA1) {
 460                                 if (ice->playback_con_substream_ds[0])
 461                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[0]);
 462                         }
 463                         if (mtstat & VT1724_MULTI_PDMA2) {
 464                                 if (ice->playback_con_substream_ds[1])
 465                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[1]);
 466                         }
 467                         if (mtstat & VT1724_MULTI_PDMA3) {
 468                                 if (ice->playback_con_substream_ds[2])
 469                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[2]);
 470                         }
 471                         if (mtstat & VT1724_MULTI_PDMA4) {
 472                                 if (ice->playback_con_substream)
 473                                         snd_pcm_period_elapsed(ice->playback_con_substream);
 474                         }
 475                         if (mtstat & VT1724_MULTI_RDMA1) {
 476                                 if (ice->capture_con_substream)
 477                                         snd_pcm_period_elapsed(ice->capture_con_substream);
 478                         }
 479                         /* ack anyway to avoid freeze */
 480                         outb(mtstat, ICEMT1724(ice, IRQ));
 481                         /* ought to really handle this properly */
 482                         if (mtstat & VT1724_MULTI_FIFO_ERR) {
 483                                 unsigned char fstat = inb(ICEMT1724(ice, DMA_FIFO_ERR));
 484                                 outb(fstat, ICEMT1724(ice, DMA_FIFO_ERR));
 485                                 outb(VT1724_MULTI_FIFO_ERR | inb(ICEMT1724(ice, DMA_INT_MASK)), ICEMT1724(ice, DMA_INT_MASK));
 486                                 /* If I don't do this, I get machine lockup due to continual interrupts */
 487                         }
 488
 489                 }
 490         }
 491         return IRQ_RETVAL(handled);
 492 }
 493
 494 /*
 495  *  PCM code - professional part (multitrack)
 496  */
 497
 498 static unsigned int rates[] = {
 499         8000, 9600, 11025, 12000, 16000, 22050, 24000,
 500         32000, 44100, 48000, 64000, 88200, 96000,
 501         176400, 192000,
 502 };
 503
 504 static struct snd_pcm_hw_constraint_list hw_constraints_rates_96 = {
 505         .count = ARRAY_SIZE(rates) - 2, /* up to 96000 */
 506         .list = rates,
 507         .mask = 0,
 508 };
 509
 510 static struct snd_pcm_hw_constraint_list hw_constraints_rates_48 = {
 511         .count = ARRAY_SIZE(rates) - 5, /* up to 48000 */
 512         .list = rates,
 513         .mask = 0,
 514 };
 515
 516 static struct snd_pcm_hw_constraint_list hw_constraints_rates_192 = {
 517         .count = ARRAY_SIZE(rates),
 518         .list = rates,
 519         .mask = 0,
 520 };
 521
 522 struct vt1724_pcm_reg {
 523         unsigned int addr;      /* ADDR register offset */
 524         unsigned int size;      /* SIZE register offset */
 525         unsigned int count;     /* COUNT register offset */
 526         unsigned int start;     /* start & pause bit */
 527 };
 528
 529 static int snd_vt1724_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
 530 {
 531         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 532         unsigned char what;
 533         unsigned char old;
 534         struct snd_pcm_substream *s;
 535
 536         what = 0;
 537         snd_pcm_group_for_each_entry(s, substream) {
 538                 if (snd_pcm_substream_chip(s) == ice) {
 539                         const struct vt1724_pcm_reg *reg;
 540                         reg = s->runtime->private_data;
 541                         what |= reg->start;
 542                         snd_pcm_trigger_done(s, substream);
 543                 }
 544         }
 545
 546         switch (cmd) {
 547         case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
 548         case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
 549                 spin_lock(&ice->reg_lock);
 550                 old = inb(ICEMT1724(ice, DMA_PAUSE));
 551                 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
 552                         old |= what;
 553                 else
 554                         old &= ~what;
 555                 outb(old, ICEMT1724(ice, DMA_PAUSE));
 556                 spin_unlock(&ice->reg_lock);
 557                 break;
 558
 559         case SNDRV_PCM_TRIGGER_START:
 560         case SNDRV_PCM_TRIGGER_STOP:
 561                 spin_lock(&ice->reg_lock);
 562                 old = inb(ICEMT1724(ice, DMA_CONTROL));
 563                 if (cmd == SNDRV_PCM_TRIGGER_START)
 564                         old |= what;
 565                 else
 566                         old &= ~what;
 567                 outb(old, ICEMT1724(ice, DMA_CONTROL));
 568                 spin_unlock(&ice->reg_lock);
 569                 break;
 570
 571         default:
 572                 return -EINVAL;
 573         }
 574         return 0;
 575 }
 576
 577 /*
 578  */
 579
 580 #define DMA_STARTS      (VT1724_RDMA0_START|VT1724_PDMA0_START|VT1724_RDMA1_START|\
 581         VT1724_PDMA1_START|VT1724_PDMA2_START|VT1724_PDMA3_START|VT1724_PDMA4_START)
 582 #define DMA_PAUSES      (VT1724_RDMA0_PAUSE|VT1724_PDMA0_PAUSE|VT1724_RDMA1_PAUSE|\
 583         VT1724_PDMA1_PAUSE|VT1724_PDMA2_PAUSE|VT1724_PDMA3_PAUSE|VT1724_PDMA4_PAUSE)
 584
 585 static const unsigned int stdclock_rate_list[16] = {
 586         48000, 24000, 12000, 9600, 32000, 16000, 8000, 96000, 44100,
 587         22050, 11025, 88200, 176400, 0, 192000, 64000
 588 };
 589
 590 static unsigned int stdclock_get_rate(struct snd_ice1712 *ice)
 591 {
 592         unsigned int rate;
 593         rate = stdclock_rate_list[inb(ICEMT1724(ice, RATE)) & 15];
 594         return rate;
 595 }
 596
 597 static void stdclock_set_rate(struct snd_ice1712 *ice, unsigned int rate)
 598 {
 599         int i;
 600         for (i = 0; i < ARRAY_SIZE(stdclock_rate_list); i++) {
 601                 if (stdclock_rate_list[i] == rate) {
 602                         outb(i, ICEMT1724(ice, RATE));
 603                         return;
 604                 }
 605         }
 606 }
 607
 608 static unsigned char stdclock_set_mclk(struct snd_ice1712 *ice,
 609                                        unsigned int rate)
 610 {
 611         unsigned char val, old;
 612         /* check MT02 */
 613         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 614                 val = old = inb(ICEMT1724(ice, I2S_FORMAT));
 615                 if (rate > 96000)
 616                         val |= VT1724_MT_I2S_MCLK_128X; /* 128x MCLK */
 617                 else
 618                         val &= ~VT1724_MT_I2S_MCLK_128X; /* 256x MCLK */
 619                 if (val != old) {
 620                         outb(val, ICEMT1724(ice, I2S_FORMAT));
 621                         /* master clock changed */
 622                         return 1;
 623                 }
 624         }
 625         /* no change in master clock */
 626         return 0;
 627 }
 628
 629 static void snd_vt1724_set_pro_rate(struct snd_ice1712 *ice, unsigned int rate,
 630                                     int force)
 631 {
 632         unsigned long flags;
 633         unsigned char mclk_change;
 634         unsigned int i, old_rate;
 635
 636         if (rate > ice->hw_rates->list[ice->hw_rates->count - 1])
 637                 return;
 638         spin_lock_irqsave(&ice->reg_lock, flags);
 639         if ((inb(ICEMT1724(ice, DMA_CONTROL)) & DMA_STARTS) ||
 640             (inb(ICEMT1724(ice, DMA_PAUSE)) & DMA_PAUSES)) {
 641                 /* running? we cannot change the rate now... */
 642                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 643                 return;
 644         }
 645         if (!force && is_pro_rate_locked(ice)) {
 646                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 647                 return;
 648         }
 649
 650         old_rate = ice->get_rate(ice);
 651         if (force || (old_rate != rate))
 652                 ice->set_rate(ice, rate);
 653         else if (rate == ice->cur_rate) {
 654                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 655                 return;
 656         }
 657
 658         ice->cur_rate = rate;
 659
 660         /* setting master clock */
 661         mclk_change = ice->set_mclk(ice, rate);
 662
 663         spin_unlock_irqrestore(&ice->reg_lock, flags);
 664
 665         if (mclk_change && ice->gpio.i2s_mclk_changed)
 666                 ice->gpio.i2s_mclk_changed(ice);
 667         if (ice->gpio.set_pro_rate)
 668                 ice->gpio.set_pro_rate(ice, rate);
 669
 670         /* set up codecs */
 671         for (i = 0; i < ice->akm_codecs; i++) {
 672                 if (ice->akm[i].ops.set_rate_val)
 673                         ice->akm[i].ops.set_rate_val(&ice->akm[i], rate);
 674         }
 675         if (ice->spdif.ops.setup_rate)
 676                 ice->spdif.ops.setup_rate(ice, rate);
 677 }
 678
 679 static int snd_vt1724_pcm_hw_params(struct snd_pcm_substream *substream,
 680                                     struct snd_pcm_hw_params *hw_params)
 681 {
 682         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 683         int i, chs;
 684
 685         chs = params_channels(hw_params);
 686         mutex_lock(&ice->open_mutex);
 687         /* mark surround channels */
 688         if (substream == ice->playback_pro_substream) {
 689                 /* PDMA0 can be multi-channel up to 8 */
 690                 chs = chs / 2 - 1;
 691                 for (i = 0; i < chs; i++) {
 692                         if (ice->pcm_reserved[i] &&
 693                             ice->pcm_reserved[i] != substream) {
 694                                 mutex_unlock(&ice->open_mutex);
 695                                 return -EBUSY;
 696                         }
 697                         ice->pcm_reserved[i] = substream;
 698                 }
 699                 for (; i < 3; i++) {
 700                         if (ice->pcm_reserved[i] == substream)
 701                                 ice->pcm_reserved[i] = NULL;
 702                 }
 703         } else {
 704                 for (i = 0; i < 3; i++) {
 705                         /* check individual playback stream */
 706                         if (ice->playback_con_substream_ds[i] == substream) {
 707                                 if (ice->pcm_reserved[i] &&
 708                                     ice->pcm_reserved[i] != substream) {
 709                                         mutex_unlock(&ice->open_mutex);
 710                                         return -EBUSY;
 711                                 }
 712                                 ice->pcm_reserved[i] = substream;
 713                                 break;
 714                         }
 715                 }
 716         }
 717         mutex_unlock(&ice->open_mutex);
 718         snd_vt1724_set_pro_rate(ice, params_rate(hw_params), 0);
 719         return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
 720 }
 721
 722 static int snd_vt1724_pcm_hw_free(struct snd_pcm_substream *substream)
 723 {
 724         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 725         int i;
 726
 727         mutex_lock(&ice->open_mutex);
 728         /* unmark surround channels */
 729         for (i = 0; i < 3; i++)
 730                 if (ice->pcm_reserved[i] == substream)
 731                         ice->pcm_reserved[i] = NULL;
 732         mutex_unlock(&ice->open_mutex);
 733         return snd_pcm_lib_free_pages(substream);
 734 }
 735
 736 static int snd_vt1724_playback_pro_prepare(struct snd_pcm_substream *substream)
 737 {
 738         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 739         unsigned char val;
 740         unsigned int size;
 741
 742         spin_lock_irq(&ice->reg_lock);
 743         val = (8 - substream->runtime->channels) >> 1;
 744         outb(val, ICEMT1724(ice, BURST));
 745
 746         outl(substream->runtime->dma_addr, ICEMT1724(ice, PLAYBACK_ADDR));
 747
 748         size = (snd_pcm_lib_buffer_bytes(substream) >> 2) - 1;
 749         /* outl(size, ICEMT1724(ice, PLAYBACK_SIZE)); */
 750         outw(size, ICEMT1724(ice, PLAYBACK_SIZE));
 751         outb(size >> 16, ICEMT1724(ice, PLAYBACK_SIZE) + 2);
 752         size = (snd_pcm_lib_period_bytes(substream) >> 2) - 1;
 753         /* outl(size, ICEMT1724(ice, PLAYBACK_COUNT)); */
 754         outw(size, ICEMT1724(ice, PLAYBACK_COUNT));
 755         outb(size >> 16, ICEMT1724(ice, PLAYBACK_COUNT) + 2);
 756
 757         spin_unlock_irq(&ice->reg_lock);
 758
 759         /*
 760         printk(KERN_DEBUG "pro prepare: ch = %d, addr = 0x%x, "
 761                "buffer = 0x%x, period = 0x%x\n",
 762                substream->runtime->channels,
 763                (unsigned int)substream->runtime->dma_addr,
 764                snd_pcm_lib_buffer_bytes(substream),
 765                snd_pcm_lib_period_bytes(substream));
 766         */
 767         return 0;
 768 }
 769
 770 static snd_pcm_uframes_t snd_vt1724_playback_pro_pointer(struct snd_pcm_substream *substream)
 771 {
 772         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 773         size_t ptr;
 774
 775         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & VT1724_PDMA0_START))
 776                 return 0;
 777 #if 0 /* read PLAYBACK_ADDR */
 778         ptr = inl(ICEMT1724(ice, PLAYBACK_ADDR));
 779         if (ptr < substream->runtime->dma_addr) {
 780                 snd_printd("ice1724: invalid negative ptr\n");
 781                 return 0;
 782         }
 783         ptr -= substream->runtime->dma_addr;
 784         ptr = bytes_to_frames(substream->runtime, ptr);
 785         if (ptr >= substream->runtime->buffer_size) {
 786                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
 787                            (int)ptr, (int)substream->runtime->period_size);
 788                 return 0;
 789         }
 790 #else /* read PLAYBACK_SIZE */
 791         ptr = inl(ICEMT1724(ice, PLAYBACK_SIZE)) & 0xffffff;
 792         ptr = (ptr + 1) << 2;
 793         ptr = bytes_to_frames(substream->runtime, ptr);
 794         if (!ptr)
 795                 ;
 796         else if (ptr <= substream->runtime->buffer_size)
 797                 ptr = substream->runtime->buffer_size - ptr;
 798         else {
 799                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
 800                            (int)ptr, (int)substream->runtime->buffer_size);
 801                 ptr = 0;
 802         }
 803 #endif
 804         return ptr;
 805 }
 806
 807 static int snd_vt1724_pcm_prepare(struct snd_pcm_substream *substream)
 808 {
 809         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 810         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 811
 812         spin_lock_irq(&ice->reg_lock);
 813         outl(substream->runtime->dma_addr, ice->profi_port + reg->addr);
 814         outw((snd_pcm_lib_buffer_bytes(substream) >> 2) - 1,
 815              ice->profi_port + reg->size);
 816         outw((snd_pcm_lib_period_bytes(substream) >> 2) - 1,
 817              ice->profi_port + reg->count);
 818         spin_unlock_irq(&ice->reg_lock);
 819         return 0;
 820 }
 821
 822 static snd_pcm_uframes_t snd_vt1724_pcm_pointer(struct snd_pcm_substream *substream)
 823 {
 824         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 825         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 826         size_t ptr;
 827
 828         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & reg->start))
 829                 return 0;
 830 #if 0 /* use ADDR register */
 831         ptr = inl(ice->profi_port + reg->addr);
 832         ptr -= substream->runtime->dma_addr;
 833         return bytes_to_frames(substream->runtime, ptr);
 834 #else /* use SIZE register */
 835         ptr = inw(ice->profi_port + reg->size);
 836         ptr = (ptr + 1) << 2;
 837         ptr = bytes_to_frames(substream->runtime, ptr);
 838         if (!ptr)
 839                 ;
 840         else if (ptr <= substream->runtime->buffer_size)
 841                 ptr = substream->runtime->buffer_size - ptr;
 842         else {
 843                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
 844                            (int)ptr, (int)substream->runtime->buffer_size);
 845                 ptr = 0;
 846         }
 847         return ptr;
 848 #endif
 849 }
 850
 851 static const struct vt1724_pcm_reg vt1724_playback_pro_reg = {
 852         .addr = VT1724_MT_PLAYBACK_ADDR,
 853         .size = VT1724_MT_PLAYBACK_SIZE,
 854         .count = VT1724_MT_PLAYBACK_COUNT,
 855         .start = VT1724_PDMA0_START,
 856 };
 857
 858 static const struct vt1724_pcm_reg vt1724_capture_pro_reg = {
 859         .addr = VT1724_MT_CAPTURE_ADDR,
 860         .size = VT1724_MT_CAPTURE_SIZE,
 861         .count = VT1724_MT_CAPTURE_COUNT,
 862         .start = VT1724_RDMA0_START,
 863 };
 864
 865 static const struct snd_pcm_hardware snd_vt1724_playback_pro = {
 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_KNOT | SNDRV_PCM_RATE_8000_192000,
 872         .rate_min =             8000,
 873         .rate_max =             192000,
 874         .channels_min =         2,
 875         .channels_max =         8,
 876         .buffer_bytes_max =     (1UL << 21),    /* 19bits dword */
 877         .period_bytes_min =     8 * 4 * 2,      /* FIXME: constraints needed */
 878         .period_bytes_max =     (1UL << 21),
 879         .periods_min =          2,
 880         .periods_max =          1024,
 881 };
 882
 883 static const struct snd_pcm_hardware snd_vt1724_spdif = {
 884         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 885                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 886                                  SNDRV_PCM_INFO_MMAP_VALID |
 887                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 888         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 889         .rates =                (SNDRV_PCM_RATE_32000|SNDRV_PCM_RATE_44100|
 890                                  SNDRV_PCM_RATE_48000|SNDRV_PCM_RATE_88200|
 891                                  SNDRV_PCM_RATE_96000|SNDRV_PCM_RATE_176400|
 892                                  SNDRV_PCM_RATE_192000),
 893         .rate_min =             32000,
 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 static const struct snd_pcm_hardware snd_vt1724_2ch_stereo = {
 905         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 906                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 907                                  SNDRV_PCM_INFO_MMAP_VALID |
 908                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 909         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 910         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
 911         .rate_min =             8000,
 912         .rate_max =             192000,
 913         .channels_min =         2,
 914         .channels_max =         2,
 915         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
 916         .period_bytes_min =     2 * 4 * 2,
 917         .period_bytes_max =     (1UL << 18),
 918         .periods_min =          2,
 919         .periods_max =          1024,
 920 };
 921
 922 /*
 923  * set rate constraints
 924  */
 925 static void set_std_hw_rates(struct snd_ice1712 *ice)
 926 {
 927         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 928                 /* I2S */
 929                 /* VT1720 doesn't support more than 96kHz */
 930                 if ((ice->eeprom.data[ICE_EEP2_I2S] & 0x08) && !ice->vt1720)
 931                         ice->hw_rates = &hw_constraints_rates_192;
 932                 else
 933                         ice->hw_rates = &hw_constraints_rates_96;
 934         } else {
 935                 /* ACLINK */
 936                 ice->hw_rates = &hw_constraints_rates_48;
 937         }
 938 }
 939
 940 static int set_rate_constraints(struct snd_ice1712 *ice,
 941                                 struct snd_pcm_substream *substream)
 942 {
 943         struct snd_pcm_runtime *runtime = substream->runtime;
 944
 945         runtime->hw.rate_min = ice->hw_rates->list[0];
 946         runtime->hw.rate_max = ice->hw_rates->list[ice->hw_rates->count - 1];
 947         runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
 948         return snd_pcm_hw_constraint_list(runtime, 0,
 949                                           SNDRV_PCM_HW_PARAM_RATE,
 950                                           ice->hw_rates);
 951 }
 952
 953 /* multi-channel playback needs alignment 8x32bit regardless of the channels
 954  * actually used
 955  */
 956 #define VT1724_BUFFER_ALIGN     0x20
 957
 958 static int snd_vt1724_playback_pro_open(struct snd_pcm_substream *substream)
 959 {
 960         struct snd_pcm_runtime *runtime = substream->runtime;
 961         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 962         int chs, num_indeps;
 963
 964         runtime->private_data = (void *)&vt1724_playback_pro_reg;
 965         ice->playback_pro_substream = substream;
 966         runtime->hw = snd_vt1724_playback_pro;
 967         snd_pcm_set_sync(substream);
 968         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
 969         set_rate_constraints(ice, substream);
 970         mutex_lock(&ice->open_mutex);
 971         /* calculate the currently available channels */
 972         num_indeps = ice->num_total_dacs / 2 - 1;
 973         for (chs = 0; chs < num_indeps; chs++) {
 974                 if (ice->pcm_reserved[chs])
 975                         break;
 976         }
 977         chs = (chs + 1) * 2;
 978         runtime->hw.channels_max = chs;
 979         if (chs > 2) /* channels must be even */
 980                 snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 2);
 981         mutex_unlock(&ice->open_mutex);
 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_capture_pro_open(struct snd_pcm_substream *substream)
 990 {
 991         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 992         struct snd_pcm_runtime *runtime = substream->runtime;
 993
 994         runtime->private_data = (void *)&vt1724_capture_pro_reg;
 995         ice->capture_pro_substream = substream;
 996         runtime->hw = snd_vt1724_2ch_stereo;
 997         snd_pcm_set_sync(substream);
 998         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
 999         set_rate_constraints(ice, substream);
1000         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1001                                    VT1724_BUFFER_ALIGN);
1002         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1003                                    VT1724_BUFFER_ALIGN);
1004         return 0;
1005 }
1006
1007 static int snd_vt1724_playback_pro_close(struct snd_pcm_substream *substream)
1008 {
1009         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1010
1011         if (PRO_RATE_RESET)
1012                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1013         ice->playback_pro_substream = NULL;
1014
1015         return 0;
1016 }
1017
1018 static int snd_vt1724_capture_pro_close(struct snd_pcm_substream *substream)
1019 {
1020         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1021
1022         if (PRO_RATE_RESET)
1023                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1024         ice->capture_pro_substream = NULL;
1025         return 0;
1026 }
1027
1028 static struct snd_pcm_ops snd_vt1724_playback_pro_ops = {
1029         .open =         snd_vt1724_playback_pro_open,
1030         .close =        snd_vt1724_playback_pro_close,
1031         .ioctl =        snd_pcm_lib_ioctl,
1032         .hw_params =    snd_vt1724_pcm_hw_params,
1033         .hw_free =      snd_vt1724_pcm_hw_free,
1034         .prepare =      snd_vt1724_playback_pro_prepare,
1035         .trigger =      snd_vt1724_pcm_trigger,
1036         .pointer =      snd_vt1724_playback_pro_pointer,
1037 };
1038
1039 static struct snd_pcm_ops snd_vt1724_capture_pro_ops = {
1040         .open =         snd_vt1724_capture_pro_open,
1041         .close =        snd_vt1724_capture_pro_close,
1042         .ioctl =        snd_pcm_lib_ioctl,
1043         .hw_params =    snd_vt1724_pcm_hw_params,
1044         .hw_free =      snd_vt1724_pcm_hw_free,
1045         .prepare =      snd_vt1724_pcm_prepare,
1046         .trigger =      snd_vt1724_pcm_trigger,
1047         .pointer =      snd_vt1724_pcm_pointer,
1048 };
1049
1050 static int __devinit snd_vt1724_pcm_profi(struct snd_ice1712 *ice, int device)
1051 {
1052         struct snd_pcm *pcm;
1053         int err;
1054
1055         err = snd_pcm_new(ice->card, "ICE1724", device, 1, 1, &pcm);
1056         if (err < 0)
1057                 return err;
1058
1059         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_vt1724_playback_pro_ops);
1060         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_vt1724_capture_pro_ops);
1061
1062         pcm->private_data = ice;
1063         pcm->info_flags = 0;
1064         strcpy(pcm->name, "ICE1724");
1065
1066         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1067                                               snd_dma_pci_data(ice->pci),
1068                                               256*1024, 256*1024);
1069
1070         ice->pcm_pro = pcm;
1071
1072         return 0;
1073 }
1074
1075
1076 /*
1077  * SPDIF PCM
1078  */
1079
1080 static const struct vt1724_pcm_reg vt1724_playback_spdif_reg = {
1081         .addr = VT1724_MT_PDMA4_ADDR,
1082         .size = VT1724_MT_PDMA4_SIZE,
1083         .count = VT1724_MT_PDMA4_COUNT,
1084         .start = VT1724_PDMA4_START,
1085 };
1086
1087 static const struct vt1724_pcm_reg vt1724_capture_spdif_reg = {
1088         .addr = VT1724_MT_RDMA1_ADDR,
1089         .size = VT1724_MT_RDMA1_SIZE,
1090         .count = VT1724_MT_RDMA1_COUNT,
1091         .start = VT1724_RDMA1_START,
1092 };
1093
1094 /* update spdif control bits; call with reg_lock */
1095 static void update_spdif_bits(struct snd_ice1712 *ice, unsigned int val)
1096 {
1097         unsigned char cbit, disabled;
1098
1099         cbit = inb(ICEREG1724(ice, SPDIF_CFG));
1100         disabled = cbit & ~VT1724_CFG_SPDIF_OUT_EN;
1101         if (cbit != disabled)
1102                 outb(disabled, ICEREG1724(ice, SPDIF_CFG));
1103         outw(val, ICEMT1724(ice, SPDIF_CTRL));
1104         if (cbit != disabled)
1105                 outb(cbit, ICEREG1724(ice, SPDIF_CFG));
1106         outw(val, ICEMT1724(ice, SPDIF_CTRL));
1107 }
1108
1109 /* update SPDIF control bits according to the given rate */
1110 static void update_spdif_rate(struct snd_ice1712 *ice, unsigned int rate)
1111 {
1112         unsigned int val, nval;
1113         unsigned long flags;
1114
1115         spin_lock_irqsave(&ice->reg_lock, flags);
1116         nval = val = inw(ICEMT1724(ice, SPDIF_CTRL));
1117         nval &= ~(7 << 12);
1118         switch (rate) {
1119         case 44100: break;
1120         case 48000: nval |= 2 << 12; break;
1121         case 32000: nval |= 3 << 12; break;
1122         case 88200: nval |= 4 << 12; break;
1123         case 96000: nval |= 5 << 12; break;
1124         case 192000: nval |= 6 << 12; break;
1125         case 176400: nval |= 7 << 12; break;
1126         }
1127         if (val != nval)
1128                 update_spdif_bits(ice, nval);
1129         spin_unlock_irqrestore(&ice->reg_lock, flags);
1130 }
1131
1132 static int snd_vt1724_playback_spdif_prepare(struct snd_pcm_substream *substream)
1133 {
1134         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1135         if (!ice->force_pdma4)
1136                 update_spdif_rate(ice, substream->runtime->rate);
1137         return snd_vt1724_pcm_prepare(substream);
1138 }
1139
1140 static int snd_vt1724_playback_spdif_open(struct snd_pcm_substream *substream)
1141 {
1142         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1143         struct snd_pcm_runtime *runtime = substream->runtime;
1144
1145         runtime->private_data = (void *)&vt1724_playback_spdif_reg;
1146         ice->playback_con_substream = substream;
1147         if (ice->force_pdma4) {
1148                 runtime->hw = snd_vt1724_2ch_stereo;
1149                 set_rate_constraints(ice, substream);
1150         } else
1151                 runtime->hw = snd_vt1724_spdif;
1152         snd_pcm_set_sync(substream);
1153         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1154         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1155                                    VT1724_BUFFER_ALIGN);
1156         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1157                                    VT1724_BUFFER_ALIGN);
1158         if (ice->spdif.ops.open)
1159                 ice->spdif.ops.open(ice, substream);
1160         return 0;
1161 }
1162
1163 static int snd_vt1724_playback_spdif_close(struct snd_pcm_substream *substream)
1164 {
1165         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1166
1167         if (PRO_RATE_RESET)
1168                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1169         ice->playback_con_substream = NULL;
1170         if (ice->spdif.ops.close)
1171                 ice->spdif.ops.close(ice, substream);
1172
1173         return 0;
1174 }
1175
1176 static int snd_vt1724_capture_spdif_open(struct snd_pcm_substream *substream)
1177 {
1178         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1179         struct snd_pcm_runtime *runtime = substream->runtime;
1180
1181         runtime->private_data = (void *)&vt1724_capture_spdif_reg;
1182         ice->capture_con_substream = substream;
1183         if (ice->force_rdma1) {
1184                 runtime->hw = snd_vt1724_2ch_stereo;
1185                 set_rate_constraints(ice, substream);
1186         } else
1187                 runtime->hw = snd_vt1724_spdif;
1188         snd_pcm_set_sync(substream);
1189         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1190         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1191                                    VT1724_BUFFER_ALIGN);
1192         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1193                                    VT1724_BUFFER_ALIGN);
1194         if (ice->spdif.ops.open)
1195                 ice->spdif.ops.open(ice, substream);
1196         return 0;
1197 }
1198
1199 static int snd_vt1724_capture_spdif_close(struct snd_pcm_substream *substream)
1200 {
1201         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1202
1203         if (PRO_RATE_RESET)
1204                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1205         ice->capture_con_substream = NULL;
1206         if (ice->spdif.ops.close)
1207                 ice->spdif.ops.close(ice, substream);
1208
1209         return 0;
1210 }
1211
1212 static struct snd_pcm_ops snd_vt1724_playback_spdif_ops = {
1213         .open =         snd_vt1724_playback_spdif_open,
1214         .close =        snd_vt1724_playback_spdif_close,
1215         .ioctl =        snd_pcm_lib_ioctl,
1216         .hw_params =    snd_vt1724_pcm_hw_params,
1217         .hw_free =      snd_vt1724_pcm_hw_free,
1218         .prepare =      snd_vt1724_playback_spdif_prepare,
1219         .trigger =      snd_vt1724_pcm_trigger,
1220         .pointer =      snd_vt1724_pcm_pointer,
1221 };
1222
1223 static struct snd_pcm_ops snd_vt1724_capture_spdif_ops = {
1224         .open =         snd_vt1724_capture_spdif_open,
1225         .close =        snd_vt1724_capture_spdif_close,
1226         .ioctl =        snd_pcm_lib_ioctl,
1227         .hw_params =    snd_vt1724_pcm_hw_params,
1228         .hw_free =      snd_vt1724_pcm_hw_free,
1229         .prepare =      snd_vt1724_pcm_prepare,
1230         .trigger =      snd_vt1724_pcm_trigger,
1231         .pointer =      snd_vt1724_pcm_pointer,
1232 };
1233
1234
1235 static int __devinit snd_vt1724_pcm_spdif(struct snd_ice1712 *ice, int device)
1236 {
1237         char *name;
1238         struct snd_pcm *pcm;
1239         int play, capt;
1240         int err;
1241
1242         if (ice->force_pdma4 ||
1243             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_OUT_INT)) {
1244                 play = 1;
1245                 ice->has_spdif = 1;
1246         } else
1247                 play = 0;
1248         if (ice->force_rdma1 ||
1249             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN)) {
1250                 capt = 1;
1251                 ice->has_spdif = 1;
1252         } else
1253                 capt = 0;
1254         if (!play && !capt)
1255                 return 0; /* no spdif device */
1256
1257         if (ice->force_pdma4 || ice->force_rdma1)
1258                 name = "ICE1724 Secondary";
1259         else
1260                 name = "ICE1724 IEC958";
1261         err = snd_pcm_new(ice->card, name, device, play, capt, &pcm);
1262         if (err < 0)
1263                 return err;
1264
1265         if (play)
1266                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1267                                 &snd_vt1724_playback_spdif_ops);
1268         if (capt)
1269                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1270                                 &snd_vt1724_capture_spdif_ops);
1271
1272         pcm->private_data = ice;
1273         pcm->info_flags = 0;
1274         strcpy(pcm->name, name);
1275
1276         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1277                                               snd_dma_pci_data(ice->pci),
1278                                               64*1024, 64*1024);
1279
1280         ice->pcm = pcm;
1281
1282         return 0;
1283 }
1284
1285
1286 /*
1287  * independent surround PCMs
1288  */
1289
1290 static const struct vt1724_pcm_reg vt1724_playback_dma_regs[3] = {
1291         {
1292                 .addr = VT1724_MT_PDMA1_ADDR,
1293                 .size = VT1724_MT_PDMA1_SIZE,
1294                 .count = VT1724_MT_PDMA1_COUNT,
1295                 .start = VT1724_PDMA1_START,
1296         },
1297         {
1298                 .addr = VT1724_MT_PDMA2_ADDR,
1299                 .size = VT1724_MT_PDMA2_SIZE,
1300                 .count = VT1724_MT_PDMA2_COUNT,
1301                 .start = VT1724_PDMA2_START,
1302         },
1303         {
1304                 .addr = VT1724_MT_PDMA3_ADDR,
1305                 .size = VT1724_MT_PDMA3_SIZE,
1306                 .count = VT1724_MT_PDMA3_COUNT,
1307                 .start = VT1724_PDMA3_START,
1308         },
1309 };
1310
1311 static int snd_vt1724_playback_indep_prepare(struct snd_pcm_substream *substream)
1312 {
1313         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1314         unsigned char val;
1315
1316         spin_lock_irq(&ice->reg_lock);
1317         val = 3 - substream->number;
1318         if (inb(ICEMT1724(ice, BURST)) < val)
1319                 outb(val, ICEMT1724(ice, BURST));
1320         spin_unlock_irq(&ice->reg_lock);
1321         return snd_vt1724_pcm_prepare(substream);
1322 }
1323
1324 static int snd_vt1724_playback_indep_open(struct snd_pcm_substream *substream)
1325 {
1326         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1327         struct snd_pcm_runtime *runtime = substream->runtime;
1328
1329         mutex_lock(&ice->open_mutex);
1330         /* already used by PDMA0? */
1331         if (ice->pcm_reserved[substream->number]) {
1332                 mutex_unlock(&ice->open_mutex);
1333                 return -EBUSY; /* FIXME: should handle blocking mode properly */
1334         }
1335         mutex_unlock(&ice->open_mutex);
1336         runtime->private_data = (void *)&vt1724_playback_dma_regs[substream->number];
1337         ice->playback_con_substream_ds[substream->number] = substream;
1338         runtime->hw = snd_vt1724_2ch_stereo;
1339         snd_pcm_set_sync(substream);
1340         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1341         set_rate_constraints(ice, substream);
1342         return 0;
1343 }
1344
1345 static int snd_vt1724_playback_indep_close(struct snd_pcm_substream *substream)
1346 {
1347         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1348
1349         if (PRO_RATE_RESET)
1350                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1351         ice->playback_con_substream_ds[substream->number] = NULL;
1352         ice->pcm_reserved[substream->number] = NULL;
1353
1354         return 0;
1355 }
1356
1357 static struct snd_pcm_ops snd_vt1724_playback_indep_ops = {
1358         .open =         snd_vt1724_playback_indep_open,
1359         .close =        snd_vt1724_playback_indep_close,
1360         .ioctl =        snd_pcm_lib_ioctl,
1361         .hw_params =    snd_vt1724_pcm_hw_params,
1362         .hw_free =      snd_vt1724_pcm_hw_free,
1363         .prepare =      snd_vt1724_playback_indep_prepare,
1364         .trigger =      snd_vt1724_pcm_trigger,
1365         .pointer =      snd_vt1724_pcm_pointer,
1366 };
1367
1368
1369 static int __devinit snd_vt1724_pcm_indep(struct snd_ice1712 *ice, int device)
1370 {
1371         struct snd_pcm *pcm;
1372         int play;
1373         int err;
1374
1375         play = ice->num_total_dacs / 2 - 1;
1376         if (play <= 0)
1377                 return 0;
1378
1379         err = snd_pcm_new(ice->card, "ICE1724 Surrounds", device, play, 0, &pcm);
1380         if (err < 0)
1381                 return err;
1382
1383         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1384                         &snd_vt1724_playback_indep_ops);
1385
1386         pcm->private_data = ice;
1387         pcm->info_flags = 0;
1388         strcpy(pcm->name, "ICE1724 Surround PCM");
1389
1390         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1391                                               snd_dma_pci_data(ice->pci),
1392                                               64*1024, 64*1024);
1393
1394         ice->pcm_ds = pcm;
1395
1396         return 0;
1397 }
1398
1399
1400 /*
1401  *  Mixer section
1402  */
1403
1404 static int __devinit snd_vt1724_ac97_mixer(struct snd_ice1712 *ice)
1405 {
1406         int err;
1407
1408         if (!(ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S)) {
1409                 struct snd_ac97_bus *pbus;
1410                 struct snd_ac97_template ac97;
1411                 static struct snd_ac97_bus_ops ops = {
1412                         .write = snd_vt1724_ac97_write,
1413                         .read = snd_vt1724_ac97_read,
1414                 };
1415
1416                 /* cold reset */
1417                 outb(inb(ICEMT1724(ice, AC97_CMD)) | 0x80, ICEMT1724(ice, AC97_CMD));
1418                 mdelay(5); /* FIXME */
1419                 outb(inb(ICEMT1724(ice, AC97_CMD)) & ~0x80, ICEMT1724(ice, AC97_CMD));
1420
1421                 err = snd_ac97_bus(ice->card, 0, &ops, NULL, &pbus);
1422                 if (err < 0)
1423                         return err;
1424                 memset(&ac97, 0, sizeof(ac97));
1425                 ac97.private_data = ice;
1426                 err = snd_ac97_mixer(pbus, &ac97, &ice->ac97);
1427                 if (err < 0)
1428                         printk(KERN_WARNING "ice1712: cannot initialize pro ac97, skipped\n");
1429                 else
1430                         return 0;
1431         }
1432         /* I2S mixer only */
1433         strcat(ice->card->mixername, "ICE1724 - multitrack");
1434         return 0;
1435 }
1436
1437 /*
1438  *
1439  */
1440
1441 static inline unsigned int eeprom_triple(struct snd_ice1712 *ice, int idx)
1442 {
1443         return (unsigned int)ice->eeprom.data[idx] | \
1444                 ((unsigned int)ice->eeprom.data[idx + 1] << 8) | \
1445                 ((unsigned int)ice->eeprom.data[idx + 2] << 16);
1446 }
1447
1448 static void snd_vt1724_proc_read(struct snd_info_entry *entry,
1449                                  struct snd_info_buffer *buffer)
1450 {
1451         struct snd_ice1712 *ice = entry->private_data;
1452         unsigned int idx;
1453
1454         snd_iprintf(buffer, "%s\n\n", ice->card->longname);
1455         snd_iprintf(buffer, "EEPROM:\n");
1456
1457         snd_iprintf(buffer, "  Subvendor        : 0x%x\n", ice->eeprom.subvendor);
1458         snd_iprintf(buffer, "  Size             : %i bytes\n", ice->eeprom.size);
1459         snd_iprintf(buffer, "  Version          : %i\n", ice->eeprom.version);
1460         snd_iprintf(buffer, "  System Config    : 0x%x\n",
1461                     ice->eeprom.data[ICE_EEP2_SYSCONF]);
1462         snd_iprintf(buffer, "  ACLink           : 0x%x\n",
1463                     ice->eeprom.data[ICE_EEP2_ACLINK]);
1464         snd_iprintf(buffer, "  I2S              : 0x%x\n",
1465                     ice->eeprom.data[ICE_EEP2_I2S]);
1466         snd_iprintf(buffer, "  S/PDIF           : 0x%x\n",
1467                     ice->eeprom.data[ICE_EEP2_SPDIF]);
1468         snd_iprintf(buffer, "  GPIO direction   : 0x%x\n",
1469                     ice->eeprom.gpiodir);
1470         snd_iprintf(buffer, "  GPIO mask        : 0x%x\n",
1471                     ice->eeprom.gpiomask);
1472         snd_iprintf(buffer, "  GPIO state       : 0x%x\n",
1473                     ice->eeprom.gpiostate);
1474         for (idx = 0x12; idx < ice->eeprom.size; idx++)
1475                 snd_iprintf(buffer, "  Extra #%02i        : 0x%x\n",
1476                             idx, ice->eeprom.data[idx]);
1477
1478         snd_iprintf(buffer, "\nRegisters:\n");
1479
1480         snd_iprintf(buffer, "  PSDOUT03 : 0x%08x\n",
1481                     (unsigned)inl(ICEMT1724(ice, ROUTE_PLAYBACK)));
1482         for (idx = 0x0; idx < 0x20 ; idx++)
1483                 snd_iprintf(buffer, "  CCS%02x    : 0x%02x\n",
1484                             idx, inb(ice->port+idx));
1485         for (idx = 0x0; idx < 0x30 ; idx++)
1486                 snd_iprintf(buffer, "  MT%02x     : 0x%02x\n",
1487                             idx, inb(ice->profi_port+idx));
1488 }
1489
1490 static void __devinit snd_vt1724_proc_init(struct snd_ice1712 *ice)
1491 {
1492         struct snd_info_entry *entry;
1493
1494         if (!snd_card_proc_new(ice->card, "ice1724", &entry))
1495                 snd_info_set_text_ops(entry, ice, snd_vt1724_proc_read);
1496 }
1497
1498 /*
1499  *
1500  */
1501
1502 static int snd_vt1724_eeprom_info(struct snd_kcontrol *kcontrol,
1503                                   struct snd_ctl_elem_info *uinfo)
1504 {
1505         uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
1506         uinfo->count = sizeof(struct snd_ice1712_eeprom);
1507         return 0;
1508 }
1509
1510 static int snd_vt1724_eeprom_get(struct snd_kcontrol *kcontrol,
1511                                  struct snd_ctl_elem_value *ucontrol)
1512 {
1513         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1514
1515         memcpy(ucontrol->value.bytes.data, &ice->eeprom, sizeof(ice->eeprom));
1516         return 0;
1517 }
1518
1519 static struct snd_kcontrol_new snd_vt1724_eeprom __devinitdata = {
1520         .iface = SNDRV_CTL_ELEM_IFACE_CARD,
1521         .name = "ICE1724 EEPROM",
1522         .access = SNDRV_CTL_ELEM_ACCESS_READ,
1523         .info = snd_vt1724_eeprom_info,
1524         .get = snd_vt1724_eeprom_get
1525 };
1526
1527 /*
1528  */
1529 static int snd_vt1724_spdif_info(struct snd_kcontrol *kcontrol,
1530                                  struct snd_ctl_elem_info *uinfo)
1531 {
1532         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1533         uinfo->count = 1;
1534         return 0;
1535 }
1536
1537 static unsigned int encode_spdif_bits(struct snd_aes_iec958 *diga)
1538 {
1539         unsigned int val, rbits;
1540
1541         val = diga->status[0] & 0x03; /* professional, non-audio */
1542         if (val & 0x01) {
1543                 /* professional */
1544                 if ((diga->status[0] & IEC958_AES0_PRO_EMPHASIS) ==
1545                     IEC958_AES0_PRO_EMPHASIS_5015)
1546                         val |= 1U << 3;
1547                 rbits = (diga->status[4] >> 3) & 0x0f;
1548                 if (rbits) {
1549                         switch (rbits) {
1550                         case 2: val |= 5 << 12; break; /* 96k */
1551                         case 3: val |= 6 << 12; break; /* 192k */
1552                         case 10: val |= 4 << 12; break; /* 88.2k */
1553                         case 11: val |= 7 << 12; break; /* 176.4k */
1554                         }
1555                 } else {
1556                         switch (diga->status[0] & IEC958_AES0_PRO_FS) {
1557                         case IEC958_AES0_PRO_FS_44100:
1558                                 break;
1559                         case IEC958_AES0_PRO_FS_32000:
1560                                 val |= 3U << 12;
1561                                 break;
1562                         default:
1563                                 val |= 2U << 12;
1564                                 break;
1565                         }
1566                 }
1567         } else {
1568                 /* consumer */
1569                 val |= diga->status[1] & 0x04; /* copyright */
1570                 if ((diga->status[0] & IEC958_AES0_CON_EMPHASIS) ==
1571                     IEC958_AES0_CON_EMPHASIS_5015)
1572                         val |= 1U << 3;
1573                 val |= (unsigned int)(diga->status[1] & 0x3f) << 4; /* category */
1574                 val |= (unsigned int)(diga->status[3] & IEC958_AES3_CON_FS) << 12; /* fs */
1575         }
1576         return val;
1577 }
1578
1579 static void decode_spdif_bits(struct snd_aes_iec958 *diga, unsigned int val)
1580 {
1581         memset(diga->status, 0, sizeof(diga->status));
1582         diga->status[0] = val & 0x03; /* professional, non-audio */
1583         if (val & 0x01) {
1584                 /* professional */
1585                 if (val & (1U << 3))
1586                         diga->status[0] |= IEC958_AES0_PRO_EMPHASIS_5015;
1587                 switch ((val >> 12) & 0x7) {
1588                 case 0:
1589                         break;
1590                 case 2:
1591                         diga->status[0] |= IEC958_AES0_PRO_FS_32000;
1592                         break;
1593                 default:
1594                         diga->status[0] |= IEC958_AES0_PRO_FS_48000;
1595                         break;
1596                 }
1597         } else {
1598                 /* consumer */
1599                 diga->status[0] |= val & (1U << 2); /* copyright */
1600                 if (val & (1U << 3))
1601                         diga->status[0] |= IEC958_AES0_CON_EMPHASIS_5015;
1602                 diga->status[1] |= (val >> 4) & 0x3f; /* category */
1603                 diga->status[3] |= (val >> 12) & 0x07; /* fs */
1604         }
1605 }
1606
1607 static int snd_vt1724_spdif_default_get(struct snd_kcontrol *kcontrol,
1608                                         struct snd_ctl_elem_value *ucontrol)
1609 {
1610         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1611         unsigned int val;
1612         val = inw(ICEMT1724(ice, SPDIF_CTRL));
1613         decode_spdif_bits(&ucontrol->value.iec958, val);
1614         return 0;
1615 }
1616
1617 static int snd_vt1724_spdif_default_put(struct snd_kcontrol *kcontrol,
1618                                          struct snd_ctl_elem_value *ucontrol)
1619 {
1620         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1621         unsigned int val, old;
1622
1623         val = encode_spdif_bits(&ucontrol->value.iec958);
1624         spin_lock_irq(&ice->reg_lock);
1625         old = inw(ICEMT1724(ice, SPDIF_CTRL));
1626         if (val != old)
1627                 update_spdif_bits(ice, val);
1628         spin_unlock_irq(&ice->reg_lock);
1629         return val != old;
1630 }
1631
1632 static struct snd_kcontrol_new snd_vt1724_spdif_default __devinitdata =
1633 {
1634         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1635         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
1636         .info =         snd_vt1724_spdif_info,
1637         .get =          snd_vt1724_spdif_default_get,
1638         .put =          snd_vt1724_spdif_default_put
1639 };
1640
1641 static int snd_vt1724_spdif_maskc_get(struct snd_kcontrol *kcontrol,
1642                                        struct snd_ctl_elem_value *ucontrol)
1643 {
1644         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1645                                                      IEC958_AES0_PROFESSIONAL |
1646                                                      IEC958_AES0_CON_NOT_COPYRIGHT |
1647                                                      IEC958_AES0_CON_EMPHASIS;
1648         ucontrol->value.iec958.status[1] = IEC958_AES1_CON_ORIGINAL |
1649                                                      IEC958_AES1_CON_CATEGORY;
1650         ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS;
1651         return 0;
1652 }
1653
1654 static int snd_vt1724_spdif_maskp_get(struct snd_kcontrol *kcontrol,
1655                                        struct snd_ctl_elem_value *ucontrol)
1656 {
1657         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1658                                                      IEC958_AES0_PROFESSIONAL |
1659                                                      IEC958_AES0_PRO_FS |
1660                                                      IEC958_AES0_PRO_EMPHASIS;
1661         return 0;
1662 }
1663
1664 static struct snd_kcontrol_new snd_vt1724_spdif_maskc __devinitdata =
1665 {
1666         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1667         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1668         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK),
1669         .info =         snd_vt1724_spdif_info,
1670         .get =          snd_vt1724_spdif_maskc_get,
1671 };
1672
1673 static struct snd_kcontrol_new snd_vt1724_spdif_maskp __devinitdata =
1674 {
1675         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1676         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1677         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, PRO_MASK),
1678         .info =         snd_vt1724_spdif_info,
1679         .get =          snd_vt1724_spdif_maskp_get,
1680 };
1681
1682 #define snd_vt1724_spdif_sw_info                snd_ctl_boolean_mono_info
1683
1684 static int snd_vt1724_spdif_sw_get(struct snd_kcontrol *kcontrol,
1685                                    struct snd_ctl_elem_value *ucontrol)
1686 {
1687         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1688         ucontrol->value.integer.value[0] = inb(ICEREG1724(ice, SPDIF_CFG)) &
1689                 VT1724_CFG_SPDIF_OUT_EN ? 1 : 0;
1690         return 0;
1691 }
1692
1693 static int snd_vt1724_spdif_sw_put(struct snd_kcontrol *kcontrol,
1694                                    struct snd_ctl_elem_value *ucontrol)
1695 {
1696         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1697         unsigned char old, val;
1698
1699         spin_lock_irq(&ice->reg_lock);
1700         old = val = inb(ICEREG1724(ice, SPDIF_CFG));
1701         val &= ~VT1724_CFG_SPDIF_OUT_EN;
1702         if (ucontrol->value.integer.value[0])
1703                 val |= VT1724_CFG_SPDIF_OUT_EN;
1704         if (old != val)
1705                 outb(val, ICEREG1724(ice, SPDIF_CFG));
1706         spin_unlock_irq(&ice->reg_lock);
1707         return old != val;
1708 }
1709
1710 static struct snd_kcontrol_new snd_vt1724_spdif_switch __devinitdata =
1711 {
1712         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
1713         /* FIXME: the following conflict with IEC958 Playback Route */
1714         /* .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH), */
1715         .name =         SNDRV_CTL_NAME_IEC958("Output ", NONE, SWITCH),
1716         .info =         snd_vt1724_spdif_sw_info,
1717         .get =          snd_vt1724_spdif_sw_get,
1718         .put =          snd_vt1724_spdif_sw_put
1719 };
1720
1721
1722 #if 0 /* NOT USED YET */
1723 /*
1724  * GPIO access from extern
1725  */
1726
1727 #define snd_vt1724_gpio_info            snd_ctl_boolean_mono_info
1728
1729 int snd_vt1724_gpio_get(struct snd_kcontrol *kcontrol,
1730                         struct snd_ctl_elem_value *ucontrol)
1731 {
1732         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1733         int shift = kcontrol->private_value & 0xff;
1734         int invert = (kcontrol->private_value & (1<<24)) ? 1 : 0;
1735
1736         snd_ice1712_save_gpio_status(ice);
1737         ucontrol->value.integer.value[0] =
1738                 (snd_ice1712_gpio_read(ice) & (1 << shift) ? 1 : 0) ^ invert;
1739         snd_ice1712_restore_gpio_status(ice);
1740         return 0;
1741 }
1742
1743 int snd_ice1712_gpio_put(struct snd_kcontrol *kcontrol,
1744                          struct snd_ctl_elem_value *ucontrol)
1745 {
1746         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1747         int shift = kcontrol->private_value & 0xff;
1748         int invert = (kcontrol->private_value & (1<<24)) ? mask : 0;
1749         unsigned int val, nval;
1750
1751         if (kcontrol->private_value & (1 << 31))
1752                 return -EPERM;
1753         nval = (ucontrol->value.integer.value[0] ? (1 << shift) : 0) ^ invert;
1754         snd_ice1712_save_gpio_status(ice);
1755         val = snd_ice1712_gpio_read(ice);
1756         nval |= val & ~(1 << shift);
1757         if (val != nval)
1758                 snd_ice1712_gpio_write(ice, nval);
1759         snd_ice1712_restore_gpio_status(ice);
1760         return val != nval;
1761 }
1762 #endif /* NOT USED YET */
1763
1764 /*
1765  *  rate
1766  */
1767 static int snd_vt1724_pro_internal_clock_info(struct snd_kcontrol *kcontrol,
1768                                               struct snd_ctl_elem_info *uinfo)
1769 {
1770         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1771
1772         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1773         uinfo->count = 1;
1774         uinfo->value.enumerated.items = ice->hw_rates->count + 1;
1775         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1776                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1777         if (uinfo->value.enumerated.item == uinfo->value.enumerated.items - 1)
1778                 strcpy(uinfo->value.enumerated.name, "IEC958 Input");
1779         else
1780                 sprintf(uinfo->value.enumerated.name, "%d",
1781                         ice->hw_rates->list[uinfo->value.enumerated.item]);
1782         return 0;
1783 }
1784
1785 static int snd_vt1724_pro_internal_clock_get(struct snd_kcontrol *kcontrol,
1786                                              struct snd_ctl_elem_value *ucontrol)
1787 {
1788         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1789         unsigned int i, rate;
1790
1791         spin_lock_irq(&ice->reg_lock);
1792         if (ice->is_spdif_master(ice)) {
1793                 ucontrol->value.enumerated.item[0] = ice->hw_rates->count;
1794         } else {
1795                 rate = ice->get_rate(ice);
1796                 ucontrol->value.enumerated.item[0] = 0;
1797                 for (i = 0; i < ice->hw_rates->count; i++) {
1798                         if (ice->hw_rates->list[i] == rate) {
1799                                 ucontrol->value.enumerated.item[0] = i;
1800                                 break;
1801                         }
1802                 }
1803         }
1804         spin_unlock_irq(&ice->reg_lock);
1805         return 0;
1806 }
1807
1808 /* setting clock to external - SPDIF */
1809 static void stdclock_set_spdif_clock(struct snd_ice1712 *ice)
1810 {
1811         unsigned char oval;
1812         unsigned char i2s_oval;
1813         oval = inb(ICEMT1724(ice, RATE));
1814         outb(oval | VT1724_SPDIF_MASTER, ICEMT1724(ice, RATE));
1815         /* setting 256fs */
1816         i2s_oval = inb(ICEMT1724(ice, I2S_FORMAT));
1817         outb(i2s_oval & ~VT1724_MT_I2S_MCLK_128X, ICEMT1724(ice, I2S_FORMAT));
1818 }
1819
1820 static int snd_vt1724_pro_internal_clock_put(struct snd_kcontrol *kcontrol,
1821                                              struct snd_ctl_elem_value *ucontrol)
1822 {
1823         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1824         unsigned int old_rate, new_rate;
1825         unsigned int item = ucontrol->value.enumerated.item[0];
1826         unsigned int spdif = ice->hw_rates->count;
1827
1828         if (item > spdif)
1829                 return -EINVAL;
1830
1831         spin_lock_irq(&ice->reg_lock);
1832         if (ice->is_spdif_master(ice))
1833                 old_rate = 0;
1834         else
1835                 old_rate = ice->get_rate(ice);
1836         if (item == spdif) {
1837                 /* switching to external clock via SPDIF */
1838                 ice->set_spdif_clock(ice);
1839                 new_rate = 0;
1840         } else {
1841                 /* internal on-card clock */
1842                 new_rate = ice->hw_rates->list[item];
1843                 ice->pro_rate_default = new_rate;
1844                 spin_unlock_irq(&ice->reg_lock);
1845                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 1);
1846                 spin_lock_irq(&ice->reg_lock);
1847         }
1848         spin_unlock_irq(&ice->reg_lock);
1849
1850         /* the first reset to the SPDIF master mode? */
1851         if (old_rate != new_rate && !new_rate) {
1852                 /* notify akm chips as well */
1853                 unsigned int i;
1854                 if (ice->gpio.set_pro_rate)
1855                         ice->gpio.set_pro_rate(ice, 0);
1856                 for (i = 0; i < ice->akm_codecs; i++) {
1857                         if (ice->akm[i].ops.set_rate_val)
1858                                 ice->akm[i].ops.set_rate_val(&ice->akm[i], 0);
1859                 }
1860         }
1861         return old_rate != new_rate;
1862 }
1863
1864 static struct snd_kcontrol_new snd_vt1724_pro_internal_clock __devinitdata = {
1865         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1866         .name = "Multi Track Internal Clock",
1867         .info = snd_vt1724_pro_internal_clock_info,
1868         .get = snd_vt1724_pro_internal_clock_get,
1869         .put = snd_vt1724_pro_internal_clock_put
1870 };
1871
1872 #define snd_vt1724_pro_rate_locking_info        snd_ctl_boolean_mono_info
1873
1874 static int snd_vt1724_pro_rate_locking_get(struct snd_kcontrol *kcontrol,
1875                                            struct snd_ctl_elem_value *ucontrol)
1876 {
1877         ucontrol->value.integer.value[0] = PRO_RATE_LOCKED;
1878         return 0;
1879 }
1880
1881 static int snd_vt1724_pro_rate_locking_put(struct snd_kcontrol *kcontrol,
1882                                            struct snd_ctl_elem_value *ucontrol)
1883 {
1884         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1885         int change = 0, nval;
1886
1887         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1888         spin_lock_irq(&ice->reg_lock);
1889         change = PRO_RATE_LOCKED != nval;
1890         PRO_RATE_LOCKED = nval;
1891         spin_unlock_irq(&ice->reg_lock);
1892         return change;
1893 }
1894
1895 static struct snd_kcontrol_new snd_vt1724_pro_rate_locking __devinitdata = {
1896         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1897         .name = "Multi Track Rate Locking",
1898         .info = snd_vt1724_pro_rate_locking_info,
1899         .get = snd_vt1724_pro_rate_locking_get,
1900         .put = snd_vt1724_pro_rate_locking_put
1901 };
1902
1903 #define snd_vt1724_pro_rate_reset_info          snd_ctl_boolean_mono_info
1904
1905 static int snd_vt1724_pro_rate_reset_get(struct snd_kcontrol *kcontrol,
1906                                          struct snd_ctl_elem_value *ucontrol)
1907 {
1908         ucontrol->value.integer.value[0] = PRO_RATE_RESET ? 1 : 0;
1909         return 0;
1910 }
1911
1912 static int snd_vt1724_pro_rate_reset_put(struct snd_kcontrol *kcontrol,
1913                                          struct snd_ctl_elem_value *ucontrol)
1914 {
1915         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1916         int change = 0, nval;
1917
1918         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1919         spin_lock_irq(&ice->reg_lock);
1920         change = PRO_RATE_RESET != nval;
1921         PRO_RATE_RESET = nval;
1922         spin_unlock_irq(&ice->reg_lock);
1923         return change;
1924 }
1925
1926 static struct snd_kcontrol_new snd_vt1724_pro_rate_reset __devinitdata = {
1927         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1928         .name = "Multi Track Rate Reset",
1929         .info = snd_vt1724_pro_rate_reset_info,
1930         .get = snd_vt1724_pro_rate_reset_get,
1931         .put = snd_vt1724_pro_rate_reset_put
1932 };
1933
1934
1935 /*
1936  * routing
1937  */
1938 static int snd_vt1724_pro_route_info(struct snd_kcontrol *kcontrol,
1939                                      struct snd_ctl_elem_info *uinfo)
1940 {
1941         static char *texts[] = {
1942                 "PCM Out", /* 0 */
1943                 "H/W In 0", "H/W In 1", /* 1-2 */
1944                 "IEC958 In L", "IEC958 In R", /* 3-4 */
1945         };
1946
1947         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1948         uinfo->count = 1;
1949         uinfo->value.enumerated.items = 5;
1950         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1951                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1952         strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
1953         return 0;
1954 }
1955
1956 static inline int analog_route_shift(int idx)
1957 {
1958         return (idx % 2) * 12 + ((idx / 2) * 3) + 8;
1959 }
1960
1961 static inline int digital_route_shift(int idx)
1962 {
1963         return idx * 3;
1964 }
1965
1966 static int get_route_val(struct snd_ice1712 *ice, int shift)
1967 {
1968         unsigned long val;
1969         unsigned char eitem;
1970         static const unsigned char xlate[8] = {
1971                 0, 255, 1, 2, 255, 255, 3, 4,
1972         };
1973
1974         val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
1975         val >>= shift;
1976         val &= 7; /* we now have 3 bits per output */
1977         eitem = xlate[val];
1978         if (eitem == 255) {
1979                 snd_BUG();
1980                 return 0;
1981         }
1982         return eitem;
1983 }
1984
1985 static int put_route_val(struct snd_ice1712 *ice, unsigned int val, int shift)
1986 {
1987         unsigned int old_val, nval;
1988         int change;
1989         static const unsigned char xroute[8] = {
1990                 0, /* PCM */
1991                 2, /* PSDIN0 Left */
1992                 3, /* PSDIN0 Right */
1993                 6, /* SPDIN Left */
1994                 7, /* SPDIN Right */
1995         };
1996
1997         nval = xroute[val % 5];
1998         val = old_val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
1999         val &= ~(0x07 << shift);
2000         val |= nval << shift;
2001         change = val != old_val;
2002         if (change)
2003                 outl(val, ICEMT1724(ice, ROUTE_PLAYBACK));
2004         return change;
2005 }
2006
2007 static int snd_vt1724_pro_route_analog_get(struct snd_kcontrol *kcontrol,
2008                                            struct snd_ctl_elem_value *ucontrol)
2009 {
2010         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2011         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2012         ucontrol->value.enumerated.item[0] =
2013                 get_route_val(ice, analog_route_shift(idx));
2014         return 0;
2015 }
2016
2017 static int snd_vt1724_pro_route_analog_put(struct snd_kcontrol *kcontrol,
2018                                            struct snd_ctl_elem_value *ucontrol)
2019 {
2020         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2021         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2022         return put_route_val(ice, ucontrol->value.enumerated.item[0],
2023                              analog_route_shift(idx));
2024 }
2025
2026 static int snd_vt1724_pro_route_spdif_get(struct snd_kcontrol *kcontrol,
2027                                           struct snd_ctl_elem_value *ucontrol)
2028 {
2029         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2030         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2031         ucontrol->value.enumerated.item[0] =
2032                 get_route_val(ice, digital_route_shift(idx));
2033         return 0;
2034 }
2035
2036 static int snd_vt1724_pro_route_spdif_put(struct snd_kcontrol *kcontrol,
2037                                           struct snd_ctl_elem_value *ucontrol)
2038 {
2039         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2040         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2041         return put_route_val(ice, ucontrol->value.enumerated.item[0],
2042                              digital_route_shift(idx));
2043 }
2044
2045 static struct snd_kcontrol_new snd_vt1724_mixer_pro_analog_route __devinitdata = {
2046         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2047         .name = "H/W Playback Route",
2048         .info = snd_vt1724_pro_route_info,
2049         .get = snd_vt1724_pro_route_analog_get,
2050         .put = snd_vt1724_pro_route_analog_put,
2051 };
2052
2053 static struct snd_kcontrol_new snd_vt1724_mixer_pro_spdif_route __devinitdata = {
2054         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2055         .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, NONE) "Route",
2056         .info = snd_vt1724_pro_route_info,
2057         .get = snd_vt1724_pro_route_spdif_get,
2058         .put = snd_vt1724_pro_route_spdif_put,
2059         .count = 2,
2060 };
2061
2062
2063 static int snd_vt1724_pro_peak_info(struct snd_kcontrol *kcontrol,
2064                                     struct snd_ctl_elem_info *uinfo)
2065 {
2066         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2067         uinfo->count = 22; /* FIXME: for compatibility with ice1712... */
2068         uinfo->value.integer.min = 0;
2069         uinfo->value.integer.max = 255;
2070         return 0;
2071 }
2072
2073 static int snd_vt1724_pro_peak_get(struct snd_kcontrol *kcontrol,
2074                                    struct snd_ctl_elem_value *ucontrol)
2075 {
2076         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2077         int idx;
2078
2079         spin_lock_irq(&ice->reg_lock);
2080         for (idx = 0; idx < 22; idx++) {
2081                 outb(idx, ICEMT1724(ice, MONITOR_PEAKINDEX));
2082                 ucontrol->value.integer.value[idx] =
2083                         inb(ICEMT1724(ice, MONITOR_PEAKDATA));
2084         }
2085         spin_unlock_irq(&ice->reg_lock);
2086         return 0;
2087 }
2088
2089 static struct snd_kcontrol_new snd_vt1724_mixer_pro_peak __devinitdata = {
2090         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2091         .name = "Multi Track Peak",
2092         .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2093         .info = snd_vt1724_pro_peak_info,
2094         .get = snd_vt1724_pro_peak_get
2095 };
2096
2097 /*
2098  *
2099  */
2100
2101 static struct snd_ice1712_card_info no_matched __devinitdata;
2102
2103 static struct snd_ice1712_card_info *card_tables[] __devinitdata = {
2104         snd_vt1724_revo_cards,
2105         snd_vt1724_amp_cards,
2106         snd_vt1724_aureon_cards,
2107         snd_vt1720_mobo_cards,
2108         snd_vt1720_pontis_cards,
2109         snd_vt1724_prodigy_hifi_cards,
2110         snd_vt1724_prodigy192_cards,
2111         snd_vt1724_juli_cards,
2112         snd_vt1724_phase_cards,
2113         snd_vt1724_wtm_cards,
2114         snd_vt1724_se_cards,
2115         NULL,
2116 };
2117
2118
2119 /*
2120  */
2121
2122 static void wait_i2c_busy(struct snd_ice1712 *ice)
2123 {
2124         int t = 0x10000;
2125         while ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_BUSY) && t--)
2126                 ;
2127         if (t == -1)
2128                 printk(KERN_ERR "ice1724: i2c busy timeout\n");
2129 }
2130
2131 unsigned char snd_vt1724_read_i2c(struct snd_ice1712 *ice,
2132                                   unsigned char dev, unsigned char addr)
2133 {
2134         unsigned char val;
2135
2136         mutex_lock(&ice->i2c_mutex);
2137         wait_i2c_busy(ice);
2138         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2139         outb(dev & ~VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2140         wait_i2c_busy(ice);
2141         val = inb(ICEREG1724(ice, I2C_DATA));
2142         mutex_unlock(&ice->i2c_mutex);
2143         /*
2144         printk(KERN_DEBUG "i2c_read: [0x%x,0x%x] = 0x%x\n", dev, addr, val);
2145         */
2146         return val;
2147 }
2148
2149 void snd_vt1724_write_i2c(struct snd_ice1712 *ice,
2150                           unsigned char dev, unsigned char addr, unsigned char data)
2151 {
2152         mutex_lock(&ice->i2c_mutex);
2153         wait_i2c_busy(ice);
2154         /*
2155         printk(KERN_DEBUG "i2c_write: [0x%x,0x%x] = 0x%x\n", dev, addr, data);
2156         */
2157         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2158         outb(data, ICEREG1724(ice, I2C_DATA));
2159         outb(dev | VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2160         wait_i2c_busy(ice);
2161         mutex_unlock(&ice->i2c_mutex);
2162 }
2163
2164 static int __devinit snd_vt1724_read_eeprom(struct snd_ice1712 *ice,
2165                                             const char *modelname)
2166 {
2167         const int dev = 0xa0;           /* EEPROM device address */
2168         unsigned int i, size;
2169         struct snd_ice1712_card_info * const *tbl, *c;
2170
2171         if (!modelname || !*modelname) {
2172                 ice->eeprom.subvendor = 0;
2173                 if ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_EEPROM) != 0)
2174                         ice->eeprom.subvendor =
2175                                 (snd_vt1724_read_i2c(ice, dev, 0x00) << 0) |
2176                                 (snd_vt1724_read_i2c(ice, dev, 0x01) << 8) |
2177                                 (snd_vt1724_read_i2c(ice, dev, 0x02) << 16) |
2178                                 (snd_vt1724_read_i2c(ice, dev, 0x03) << 24);
2179                 if (ice->eeprom.subvendor == 0 ||
2180                     ice->eeprom.subvendor == (unsigned int)-1) {
2181                         /* invalid subvendor from EEPROM, try the PCI
2182                          * subststem ID instead
2183                          */
2184                         u16 vendor, device;
2185                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_VENDOR_ID,
2186                                              &vendor);
2187                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_ID, &device);
2188                         ice->eeprom.subvendor =
2189                                 ((unsigned int)swab16(vendor) << 16) | swab16(device);
2190                         if (ice->eeprom.subvendor == 0 ||
2191                             ice->eeprom.subvendor == (unsigned int)-1) {
2192                                 printk(KERN_ERR "ice1724: No valid ID is found\n");
2193                                 return -ENXIO;
2194                         }
2195                 }
2196         }
2197         for (tbl = card_tables; *tbl; tbl++) {
2198                 for (c = *tbl; c->subvendor; c++) {
2199                         if (modelname && c->model &&
2200                             !strcmp(modelname, c->model)) {
2201                                 printk(KERN_INFO "ice1724: Using board model %s\n",
2202                                        c->name);
2203                                 ice->eeprom.subvendor = c->subvendor;
2204                         } else if (c->subvendor != ice->eeprom.subvendor)
2205                                 continue;
2206                         if (!c->eeprom_size || !c->eeprom_data)
2207                                 goto found;
2208                         /* if the EEPROM is given by the driver, use it */
2209                         snd_printdd("using the defined eeprom..\n");
2210                         ice->eeprom.version = 2;
2211                         ice->eeprom.size = c->eeprom_size + 6;
2212                         memcpy(ice->eeprom.data, c->eeprom_data, c->eeprom_size);
2213                         goto read_skipped;
2214                 }
2215         }
2216         printk(KERN_WARNING "ice1724: No matching model found for ID 0x%x\n",
2217                ice->eeprom.subvendor);
2218
2219  found:
2220         ice->eeprom.size = snd_vt1724_read_i2c(ice, dev, 0x04);
2221         if (ice->eeprom.size < 6)
2222                 ice->eeprom.size = 32;
2223         else if (ice->eeprom.size > 32) {
2224                 printk(KERN_ERR "ice1724: Invalid EEPROM (size = %i)\n",
2225                        ice->eeprom.size);
2226                 return -EIO;
2227         }
2228         ice->eeprom.version = snd_vt1724_read_i2c(ice, dev, 0x05);
2229         if (ice->eeprom.version != 2)
2230                 printk(KERN_WARNING "ice1724: Invalid EEPROM version %i\n",
2231                        ice->eeprom.version);
2232         size = ice->eeprom.size - 6;
2233         for (i = 0; i < size; i++)
2234                 ice->eeprom.data[i] = snd_vt1724_read_i2c(ice, dev, i + 6);
2235
2236  read_skipped:
2237         ice->eeprom.gpiomask = eeprom_triple(ice, ICE_EEP2_GPIO_MASK);
2238         ice->eeprom.gpiostate = eeprom_triple(ice, ICE_EEP2_GPIO_STATE);
2239         ice->eeprom.gpiodir = eeprom_triple(ice, ICE_EEP2_GPIO_DIR);
2240
2241         return 0;
2242 }
2243
2244
2245
2246 static void __devinit snd_vt1724_chip_reset(struct snd_ice1712 *ice)
2247 {
2248         outb(VT1724_RESET , ICEREG1724(ice, CONTROL));
2249         msleep(10);
2250         outb(0, ICEREG1724(ice, CONTROL));
2251         msleep(10);
2252 }
2253
2254 static int __devinit snd_vt1724_chip_init(struct snd_ice1712 *ice)
2255 {
2256         outb(ice->eeprom.data[ICE_EEP2_SYSCONF], ICEREG1724(ice, SYS_CFG));
2257         outb(ice->eeprom.data[ICE_EEP2_ACLINK], ICEREG1724(ice, AC97_CFG));
2258         outb(ice->eeprom.data[ICE_EEP2_I2S], ICEREG1724(ice, I2S_FEATURES));
2259         outb(ice->eeprom.data[ICE_EEP2_SPDIF], ICEREG1724(ice, SPDIF_CFG));
2260
2261         ice->gpio.write_mask = ice->eeprom.gpiomask;
2262         ice->gpio.direction = ice->eeprom.gpiodir;
2263         snd_vt1724_set_gpio_mask(ice, ice->eeprom.gpiomask);
2264         snd_vt1724_set_gpio_dir(ice, ice->eeprom.gpiodir);
2265         snd_vt1724_set_gpio_data(ice, ice->eeprom.gpiostate);
2266
2267         outb(0, ICEREG1724(ice, POWERDOWN));
2268
2269         return 0;
2270 }
2271
2272 static int __devinit snd_vt1724_spdif_build_controls(struct snd_ice1712 *ice)
2273 {
2274         int err;
2275         struct snd_kcontrol *kctl;
2276
2277         if (snd_BUG_ON(!ice->pcm))
2278                 return -EIO;
2279
2280         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_mixer_pro_spdif_route, ice));
2281         if (err < 0)
2282                 return err;
2283
2284         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_spdif_switch, ice));
2285         if (err < 0)
2286                 return err;
2287
2288         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_default, ice));
2289         if (err < 0)
2290                 return err;
2291         kctl->id.device = ice->pcm->device;
2292         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskc, ice));
2293         if (err < 0)
2294                 return err;
2295         kctl->id.device = ice->pcm->device;
2296         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskp, ice));
2297         if (err < 0)
2298                 return err;
2299         kctl->id.device = ice->pcm->device;
2300 #if 0 /* use default only */
2301         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_stream, ice));
2302         if (err < 0)
2303                 return err;
2304         kctl->id.device = ice->pcm->device;
2305         ice->spdif.stream_ctl = kctl;
2306 #endif
2307         return 0;
2308 }
2309
2310
2311 static int __devinit snd_vt1724_build_controls(struct snd_ice1712 *ice)
2312 {
2313         int err;
2314
2315         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_eeprom, ice));
2316         if (err < 0)
2317                 return err;
2318         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_internal_clock, ice));
2319         if (err < 0)
2320                 return err;
2321
2322         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_locking, ice));
2323         if (err < 0)
2324                 return err;
2325         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_reset, ice));
2326         if (err < 0)
2327                 return err;
2328
2329         if (ice->num_total_dacs > 0) {
2330                 struct snd_kcontrol_new tmp = snd_vt1724_mixer_pro_analog_route;
2331                 tmp.count = ice->num_total_dacs;
2332                 if (ice->vt1720 && tmp.count > 2)
2333                         tmp.count = 2;
2334                 err = snd_ctl_add(ice->card, snd_ctl_new1(&tmp, ice));
2335                 if (err < 0)
2336                         return err;
2337         }
2338
2339         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_mixer_pro_peak, ice));
2340         if (err < 0)
2341                 return err;
2342
2343         return 0;
2344 }
2345
2346 static int snd_vt1724_free(struct snd_ice1712 *ice)
2347 {
2348         if (!ice->port)
2349                 goto __hw_end;
2350         /* mask all interrupts */
2351         outb(0xff, ICEMT1724(ice, DMA_INT_MASK));
2352         outb(0xff, ICEREG1724(ice, IRQMASK));
2353         /* --- */
2354 __hw_end:
2355         if (ice->irq >= 0)
2356                 free_irq(ice->irq, ice);
2357         pci_release_regions(ice->pci);
2358         snd_ice1712_akm4xxx_free(ice);
2359         pci_disable_device(ice->pci);
2360         kfree(ice->spec);
2361         kfree(ice);
2362         return 0;
2363 }
2364
2365 static int snd_vt1724_dev_free(struct snd_device *device)
2366 {
2367         struct snd_ice1712 *ice = device->device_data;
2368         return snd_vt1724_free(ice);
2369 }
2370
2371 static int __devinit snd_vt1724_create(struct snd_card *card,
2372                                        struct pci_dev *pci,
2373                                        const char *modelname,
2374                                        struct snd_ice1712 **r_ice1712)
2375 {
2376         struct snd_ice1712 *ice;
2377         int err;
2378         static struct snd_device_ops ops = {
2379                 .dev_free =     snd_vt1724_dev_free,
2380         };
2381
2382         *r_ice1712 = NULL;
2383
2384         /* enable PCI device */
2385         err = pci_enable_device(pci);
2386         if (err < 0)
2387                 return err;
2388
2389         ice = kzalloc(sizeof(*ice), GFP_KERNEL);
2390         if (ice == NULL) {
2391                 pci_disable_device(pci);
2392                 return -ENOMEM;
2393         }
2394         ice->vt1724 = 1;
2395         spin_lock_init(&ice->reg_lock);
2396         mutex_init(&ice->gpio_mutex);
2397         mutex_init(&ice->open_mutex);
2398         mutex_init(&ice->i2c_mutex);
2399         ice->gpio.set_mask = snd_vt1724_set_gpio_mask;
2400         ice->gpio.set_dir = snd_vt1724_set_gpio_dir;
2401         ice->gpio.set_data = snd_vt1724_set_gpio_data;
2402         ice->gpio.get_data = snd_vt1724_get_gpio_data;
2403         ice->card = card;
2404         ice->pci = pci;
2405         ice->irq = -1;
2406         pci_set_master(pci);
2407         snd_vt1724_proc_init(ice);
2408         synchronize_irq(pci->irq);
2409
2410         err = pci_request_regions(pci, "ICE1724");
2411         if (err < 0) {
2412                 kfree(ice);
2413                 pci_disable_device(pci);
2414                 return err;
2415         }
2416         ice->port = pci_resource_start(pci, 0);
2417         ice->profi_port = pci_resource_start(pci, 1);
2418
2419         if (request_irq(pci->irq, snd_vt1724_interrupt,
2420                         IRQF_SHARED, "ICE1724", ice)) {
2421                 snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
2422                 snd_vt1724_free(ice);
2423                 return -EIO;
2424         }
2425
2426         ice->irq = pci->irq;
2427
2428         snd_vt1724_chip_reset(ice);
2429         if (snd_vt1724_read_eeprom(ice, modelname) < 0) {
2430                 snd_vt1724_free(ice);
2431                 return -EIO;
2432         }
2433         if (snd_vt1724_chip_init(ice) < 0) {
2434                 snd_vt1724_free(ice);
2435                 return -EIO;
2436         }
2437
2438         /* MPU_RX and TX irq masks are cleared later dynamically */
2439         outb(VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX , ICEREG1724(ice, IRQMASK));
2440
2441         /* don't handle FIFO overrun/underruns (just yet),
2442          * since they cause machine lockups
2443          */
2444         outb(VT1724_MULTI_FIFO_ERR, ICEMT1724(ice, DMA_INT_MASK));
2445
2446         err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ice, &ops);
2447         if (err < 0) {
2448                 snd_vt1724_free(ice);
2449                 return err;
2450         }
2451
2452         snd_card_set_dev(card, &pci->dev);
2453
2454         *r_ice1712 = ice;
2455         return 0;
2456 }
2457
2458
2459 /*
2460  *
2461  * Registration
2462  *
2463  */
2464
2465 static int __devinit snd_vt1724_probe(struct pci_dev *pci,
2466                                       const struct pci_device_id *pci_id)
2467 {
2468         static int dev;
2469         struct snd_card *card;
2470         struct snd_ice1712 *ice;
2471         int pcm_dev = 0, err;
2472         struct snd_ice1712_card_info * const *tbl, *c;
2473
2474         if (dev >= SNDRV_CARDS)
2475                 return -ENODEV;
2476         if (!enable[dev]) {
2477                 dev++;
2478                 return -ENOENT;
2479         }
2480
2481         card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
2482         if (card == NULL)
2483                 return -ENOMEM;
2484
2485         strcpy(card->driver, "ICE1724");
2486         strcpy(card->shortname, "ICEnsemble ICE1724");
2487
2488         err = snd_vt1724_create(card, pci, model[dev], &ice);
2489         if (err < 0) {
2490                 snd_card_free(card);
2491                 return err;
2492         }
2493
2494         for (tbl = card_tables; *tbl; tbl++) {
2495                 for (c = *tbl; c->subvendor; c++) {
2496                         if (c->subvendor == ice->eeprom.subvendor) {
2497                                 strcpy(card->shortname, c->name);
2498                                 if (c->driver) /* specific driver? */
2499                                         strcpy(card->driver, c->driver);
2500                                 if (c->chip_init) {
2501                                         err = c->chip_init(ice);
2502                                         if (err < 0) {
2503                                                 snd_card_free(card);
2504                                                 return err;
2505                                         }
2506                                 }
2507                                 goto __found;
2508                         }
2509                 }
2510         }
2511         c = &no_matched;
2512 __found:
2513         /*
2514         * VT1724 has separate DMAs for the analog and the SPDIF streams while
2515         * ICE1712 has only one for both (mixed up).
2516         *
2517         * Confusingly the analog PCM is named "professional" here because it
2518         * was called so in ice1712 driver, and vt1724 driver is derived from
2519         * ice1712 driver.
2520         */
2521         ice->pro_rate_default = PRO_RATE_DEFAULT;
2522         if (!ice->is_spdif_master)
2523                 ice->is_spdif_master = stdclock_is_spdif_master;
2524         if (!ice->get_rate)
2525                 ice->get_rate = stdclock_get_rate;
2526         if (!ice->set_rate)
2527                 ice->set_rate = stdclock_set_rate;
2528         if (!ice->set_mclk)
2529                 ice->set_mclk = stdclock_set_mclk;
2530         if (!ice->set_spdif_clock)
2531                 ice->set_spdif_clock = stdclock_set_spdif_clock;
2532         if (!ice->hw_rates)
2533                 set_std_hw_rates(ice);
2534
2535         err = snd_vt1724_pcm_profi(ice, pcm_dev++);
2536         if (err < 0) {
2537                 snd_card_free(card);
2538                 return err;
2539         }
2540
2541         err = snd_vt1724_pcm_spdif(ice, pcm_dev++);
2542         if (err < 0) {
2543                 snd_card_free(card);
2544                 return err;
2545         }
2546
2547         err = snd_vt1724_pcm_indep(ice, pcm_dev++);
2548         if (err < 0) {
2549                 snd_card_free(card);
2550                 return err;
2551         }
2552
2553         err = snd_vt1724_ac97_mixer(ice);
2554         if (err < 0) {
2555                 snd_card_free(card);
2556                 return err;
2557         }
2558
2559         err = snd_vt1724_build_controls(ice);
2560         if (err < 0) {
2561                 snd_card_free(card);
2562                 return err;
2563         }
2564
2565         if (ice->pcm && ice->has_spdif) { /* has SPDIF I/O */
2566                 err = snd_vt1724_spdif_build_controls(ice);
2567                 if (err < 0) {
2568                         snd_card_free(card);
2569                         return err;
2570                 }
2571         }
2572
2573         if (c->build_controls) {
2574                 err = c->build_controls(ice);
2575                 if (err < 0) {
2576                         snd_card_free(card);
2577                         return err;
2578                 }
2579         }
2580
2581         if (!c->no_mpu401) {
2582                 if (ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_MPU401) {
2583                         struct snd_rawmidi *rmidi;
2584
2585                         err = snd_rawmidi_new(card, "MIDI", 0, 1, 1, &rmidi);
2586                         if (err < 0) {
2587                                 snd_card_free(card);
2588                                 return err;
2589                         }
2590                         ice->rmidi[0] = rmidi;
2591                         rmidi->private_data = ice;
2592                         strcpy(rmidi->name, "ICE1724 MIDI");
2593                         rmidi->info_flags = SNDRV_RAWMIDI_INFO_OUTPUT |
2594                                             SNDRV_RAWMIDI_INFO_INPUT |
2595                                             SNDRV_RAWMIDI_INFO_DUPLEX;
2596                         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT,
2597                                             &vt1724_midi_output_ops);
2598                         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT,
2599                                             &vt1724_midi_input_ops);
2600
2601                         /* set watermarks */
2602                         outb(VT1724_MPU_RX_FIFO | 0x1,
2603                              ICEREG1724(ice, MPU_FIFO_WM));
2604                         outb(0x1, ICEREG1724(ice, MPU_FIFO_WM));
2605                         /* set UART mode */
2606                         outb(VT1724_MPU_UART, ICEREG1724(ice, MPU_CTRL));
2607                 }
2608         }
2609
2610         sprintf(card->longname, "%s at 0x%lx, irq %i",
2611                 card->shortname, ice->port, ice->irq);
2612
2613         err = snd_card_register(card);
2614         if (err < 0) {
2615                 snd_card_free(card);
2616                 return err;
2617         }
2618         pci_set_drvdata(pci, card);
2619         dev++;
2620         return 0;
2621 }
2622
2623 static void __devexit snd_vt1724_remove(struct pci_dev *pci)
2624 {
2625         snd_card_free(pci_get_drvdata(pci));
2626         pci_set_drvdata(pci, NULL);
2627 }
2628
2629 static struct pci_driver driver = {
2630         .name = "ICE1724",
2631         .id_table = snd_vt1724_ids,
2632         .probe = snd_vt1724_probe,
2633         .remove = __devexit_p(snd_vt1724_remove),
2634 };
2635
2636 static int __init alsa_card_ice1724_init(void)
2637 {
2638         return pci_register_driver(&driver);
2639 }
2640
2641 static void __exit alsa_card_ice1724_exit(void)
2642 {
2643         pci_unregister_driver(&driver);
2644 }
2645
2646 module_init(alsa_card_ice1724_init)
2647 module_exit(alsa_card_ice1724_exit)