242542e23d283b31e01a1154fdf4103d9c9a3132
[muen/linux.git] / sound / pci / ice1712 / ice1724.c
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  *   ALSA driver for VT1724 ICEnsemble ICE1724 / VIA VT1724 (Envy24HT)
4  *                   VIA VT1720 (Envy24PT)
5  *
6  *      Copyright (c) 2000 Jaroslav Kysela <perex@perex.cz>
7  *                    2002 James Stafford <jstafford@ampltd.com>
8  *                    2003 Takashi Iwai <tiwai@suse.de>
9  */
10
11 #include <linux/delay.h>
12 #include <linux/interrupt.h>
13 #include <linux/init.h>
14 #include <linux/pci.h>
15 #include <linux/slab.h>
16 #include <linux/module.h>
17 #include <linux/mutex.h>
18 #include <sound/core.h>
19 #include <sound/info.h>
20 #include <sound/rawmidi.h>
21 #include <sound/initval.h>
22
23 #include <sound/asoundef.h>
24
25 #include "ice1712.h"
26 #include "envy24ht.h"
27
28 /* lowlevel routines */
29 #include "amp.h"
30 #include "revo.h"
31 #include "aureon.h"
32 #include "vt1720_mobo.h"
33 #include "pontis.h"
34 #include "prodigy192.h"
35 #include "prodigy_hifi.h"
36 #include "juli.h"
37 #include "maya44.h"
38 #include "phase.h"
39 #include "wtm.h"
40 #include "se.h"
41 #include "quartet.h"
42 #include "psc724.h"
43
44 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
45 MODULE_DESCRIPTION("VIA ICEnsemble ICE1724/1720 (Envy24HT/PT)");
46 MODULE_LICENSE("GPL");
47 MODULE_SUPPORTED_DEVICE("{"
48                REVO_DEVICE_DESC
49                AMP_AUDIO2000_DEVICE_DESC
50                AUREON_DEVICE_DESC
51                VT1720_MOBO_DEVICE_DESC
52                PONTIS_DEVICE_DESC
53                PRODIGY192_DEVICE_DESC
54                PRODIGY_HIFI_DEVICE_DESC
55                JULI_DEVICE_DESC
56                MAYA44_DEVICE_DESC
57                PHASE_DEVICE_DESC
58                WTM_DEVICE_DESC
59                SE_DEVICE_DESC
60                QTET_DEVICE_DESC
61                 "{VIA,VT1720},"
62                 "{VIA,VT1724},"
63                 "{ICEnsemble,Generic ICE1724},"
64                 "{ICEnsemble,Generic Envy24HT}"
65                 "{ICEnsemble,Generic Envy24PT}}");
66
67 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
68 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
69 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;             /* Enable this card */
70 static char *model[SNDRV_CARDS];
71
72 module_param_array(index, int, NULL, 0444);
73 MODULE_PARM_DESC(index, "Index value for ICE1724 soundcard.");
74 module_param_array(id, charp, NULL, 0444);
75 MODULE_PARM_DESC(id, "ID string for ICE1724 soundcard.");
76 module_param_array(enable, bool, NULL, 0444);
77 MODULE_PARM_DESC(enable, "Enable ICE1724 soundcard.");
78 module_param_array(model, charp, NULL, 0444);
79 MODULE_PARM_DESC(model, "Use the given board model.");
80
81
82 /* Both VT1720 and VT1724 have the same PCI IDs */
83 static const struct pci_device_id snd_vt1724_ids[] = {
84         { PCI_VDEVICE(ICE, PCI_DEVICE_ID_VT1724), 0 },
85         { 0, }
86 };
87
88 MODULE_DEVICE_TABLE(pci, snd_vt1724_ids);
89
90
91 static int PRO_RATE_LOCKED;
92 static int PRO_RATE_RESET = 1;
93 static unsigned int PRO_RATE_DEFAULT = 44100;
94
95 static const char * const ext_clock_names[1] = { "IEC958 In" };
96
97 /*
98  *  Basic I/O
99  */
100
101 /*
102  *  default rates, default clock routines
103  */
104
105 /* check whether the clock mode is spdif-in */
106 static inline int stdclock_is_spdif_master(struct snd_ice1712 *ice)
107 {
108         return (inb(ICEMT1724(ice, RATE)) & VT1724_SPDIF_MASTER) ? 1 : 0;
109 }
110
111 /*
112  * locking rate makes sense only for internal clock mode
113  */
114 static inline int is_pro_rate_locked(struct snd_ice1712 *ice)
115 {
116         return (!ice->is_spdif_master(ice)) && PRO_RATE_LOCKED;
117 }
118
119 /*
120  * ac97 section
121  */
122
123 static unsigned char snd_vt1724_ac97_ready(struct snd_ice1712 *ice)
124 {
125         unsigned char old_cmd;
126         int tm;
127         for (tm = 0; tm < 0x10000; tm++) {
128                 old_cmd = inb(ICEMT1724(ice, AC97_CMD));
129                 if (old_cmd & (VT1724_AC97_WRITE | VT1724_AC97_READ))
130                         continue;
131                 if (!(old_cmd & VT1724_AC97_READY))
132                         continue;
133                 return old_cmd;
134         }
135         dev_dbg(ice->card->dev, "snd_vt1724_ac97_ready: timeout\n");
136         return old_cmd;
137 }
138
139 static int snd_vt1724_ac97_wait_bit(struct snd_ice1712 *ice, unsigned char bit)
140 {
141         int tm;
142         for (tm = 0; tm < 0x10000; tm++)
143                 if ((inb(ICEMT1724(ice, AC97_CMD)) & bit) == 0)
144                         return 0;
145         dev_dbg(ice->card->dev, "snd_vt1724_ac97_wait_bit: timeout\n");
146         return -EIO;
147 }
148
149 static void snd_vt1724_ac97_write(struct snd_ac97 *ac97,
150                                   unsigned short reg,
151                                   unsigned short val)
152 {
153         struct snd_ice1712 *ice = ac97->private_data;
154         unsigned char old_cmd;
155
156         old_cmd = snd_vt1724_ac97_ready(ice);
157         old_cmd &= ~VT1724_AC97_ID_MASK;
158         old_cmd |= ac97->num;
159         outb(reg, ICEMT1724(ice, AC97_INDEX));
160         outw(val, ICEMT1724(ice, AC97_DATA));
161         outb(old_cmd | VT1724_AC97_WRITE, ICEMT1724(ice, AC97_CMD));
162         snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_WRITE);
163 }
164
165 static unsigned short snd_vt1724_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
166 {
167         struct snd_ice1712 *ice = ac97->private_data;
168         unsigned char old_cmd;
169
170         old_cmd = snd_vt1724_ac97_ready(ice);
171         old_cmd &= ~VT1724_AC97_ID_MASK;
172         old_cmd |= ac97->num;
173         outb(reg, ICEMT1724(ice, AC97_INDEX));
174         outb(old_cmd | VT1724_AC97_READ, ICEMT1724(ice, AC97_CMD));
175         if (snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_READ) < 0)
176                 return ~0;
177         return inw(ICEMT1724(ice, AC97_DATA));
178 }
179
180
181 /*
182  * GPIO operations
183  */
184
185 /* set gpio direction 0 = read, 1 = write */
186 static void snd_vt1724_set_gpio_dir(struct snd_ice1712 *ice, unsigned int data)
187 {
188         outl(data, ICEREG1724(ice, GPIO_DIRECTION));
189         inw(ICEREG1724(ice, GPIO_DIRECTION)); /* dummy read for pci-posting */
190 }
191
192 /* get gpio direction 0 = read, 1 = write */
193 static unsigned int snd_vt1724_get_gpio_dir(struct snd_ice1712 *ice)
194 {
195         return inl(ICEREG1724(ice, GPIO_DIRECTION));
196 }
197
198 /* set the gpio mask (0 = writable) */
199 static void snd_vt1724_set_gpio_mask(struct snd_ice1712 *ice, unsigned int data)
200 {
201         outw(data, ICEREG1724(ice, GPIO_WRITE_MASK));
202         if (!ice->vt1720) /* VT1720 supports only 16 GPIO bits */
203                 outb((data >> 16) & 0xff, ICEREG1724(ice, GPIO_WRITE_MASK_22));
204         inw(ICEREG1724(ice, GPIO_WRITE_MASK)); /* dummy read for pci-posting */
205 }
206
207 static unsigned int snd_vt1724_get_gpio_mask(struct snd_ice1712 *ice)
208 {
209         unsigned int mask;
210         if (!ice->vt1720)
211                 mask = (unsigned int)inb(ICEREG1724(ice, GPIO_WRITE_MASK_22));
212         else
213                 mask = 0;
214         mask = (mask << 16) | inw(ICEREG1724(ice, GPIO_WRITE_MASK));
215         return mask;
216 }
217
218 static void snd_vt1724_set_gpio_data(struct snd_ice1712 *ice, unsigned int data)
219 {
220         outw(data, ICEREG1724(ice, GPIO_DATA));
221         if (!ice->vt1720)
222                 outb(data >> 16, ICEREG1724(ice, GPIO_DATA_22));
223         inw(ICEREG1724(ice, GPIO_DATA)); /* dummy read for pci-posting */
224 }
225
226 static unsigned int snd_vt1724_get_gpio_data(struct snd_ice1712 *ice)
227 {
228         unsigned int data;
229         if (!ice->vt1720)
230                 data = (unsigned int)inb(ICEREG1724(ice, GPIO_DATA_22));
231         else
232                 data = 0;
233         data = (data << 16) | inw(ICEREG1724(ice, GPIO_DATA));
234         return data;
235 }
236
237 /*
238  * MIDI
239  */
240
241 static void vt1724_midi_clear_rx(struct snd_ice1712 *ice)
242 {
243         unsigned int count;
244
245         for (count = inb(ICEREG1724(ice, MPU_RXFIFO)); count > 0; --count)
246                 inb(ICEREG1724(ice, MPU_DATA));
247 }
248
249 static inline struct snd_rawmidi_substream *
250 get_rawmidi_substream(struct snd_ice1712 *ice, unsigned int stream)
251 {
252         return list_first_entry(&ice->rmidi[0]->streams[stream].substreams,
253                                 struct snd_rawmidi_substream, list);
254 }
255
256 static void enable_midi_irq(struct snd_ice1712 *ice, u8 flag, int enable);
257
258 static void vt1724_midi_write(struct snd_ice1712 *ice)
259 {
260         struct snd_rawmidi_substream *s;
261         int count, i;
262         u8 buffer[32];
263
264         s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_OUTPUT);
265         count = 31 - inb(ICEREG1724(ice, MPU_TXFIFO));
266         if (count > 0) {
267                 count = snd_rawmidi_transmit(s, buffer, count);
268                 for (i = 0; i < count; ++i)
269                         outb(buffer[i], ICEREG1724(ice, MPU_DATA));
270         }
271         /* mask irq when all bytes have been transmitted.
272          * enabled again in output_trigger when the new data comes in.
273          */
274         enable_midi_irq(ice, VT1724_IRQ_MPU_TX,
275                         !snd_rawmidi_transmit_empty(s));
276 }
277
278 static void vt1724_midi_read(struct snd_ice1712 *ice)
279 {
280         struct snd_rawmidi_substream *s;
281         int count, i;
282         u8 buffer[32];
283
284         s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_INPUT);
285         count = inb(ICEREG1724(ice, MPU_RXFIFO));
286         if (count > 0) {
287                 count = min(count, 32);
288                 for (i = 0; i < count; ++i)
289                         buffer[i] = inb(ICEREG1724(ice, MPU_DATA));
290                 snd_rawmidi_receive(s, buffer, count);
291         }
292 }
293
294 /* call with ice->reg_lock */
295 static void enable_midi_irq(struct snd_ice1712 *ice, u8 flag, int enable)
296 {
297         u8 mask = inb(ICEREG1724(ice, IRQMASK));
298         if (enable)
299                 mask &= ~flag;
300         else
301                 mask |= flag;
302         outb(mask, ICEREG1724(ice, IRQMASK));
303 }
304
305 static void vt1724_enable_midi_irq(struct snd_rawmidi_substream *substream,
306                                    u8 flag, int enable)
307 {
308         struct snd_ice1712 *ice = substream->rmidi->private_data;
309
310         spin_lock_irq(&ice->reg_lock);
311         enable_midi_irq(ice, flag, enable);
312         spin_unlock_irq(&ice->reg_lock);
313 }
314
315 static int vt1724_midi_output_open(struct snd_rawmidi_substream *s)
316 {
317         return 0;
318 }
319
320 static int vt1724_midi_output_close(struct snd_rawmidi_substream *s)
321 {
322         return 0;
323 }
324
325 static void vt1724_midi_output_trigger(struct snd_rawmidi_substream *s, int up)
326 {
327         struct snd_ice1712 *ice = s->rmidi->private_data;
328         unsigned long flags;
329
330         spin_lock_irqsave(&ice->reg_lock, flags);
331         if (up) {
332                 ice->midi_output = 1;
333                 vt1724_midi_write(ice);
334         } else {
335                 ice->midi_output = 0;
336                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
337         }
338         spin_unlock_irqrestore(&ice->reg_lock, flags);
339 }
340
341 static void vt1724_midi_output_drain(struct snd_rawmidi_substream *s)
342 {
343         struct snd_ice1712 *ice = s->rmidi->private_data;
344         unsigned long timeout;
345
346         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_TX, 0);
347         /* 32 bytes should be transmitted in less than about 12 ms */
348         timeout = jiffies + msecs_to_jiffies(15);
349         do {
350                 if (inb(ICEREG1724(ice, MPU_CTRL)) & VT1724_MPU_TX_EMPTY)
351                         break;
352                 schedule_timeout_uninterruptible(1);
353         } while (time_after(timeout, jiffies));
354 }
355
356 static const struct snd_rawmidi_ops vt1724_midi_output_ops = {
357         .open = vt1724_midi_output_open,
358         .close = vt1724_midi_output_close,
359         .trigger = vt1724_midi_output_trigger,
360         .drain = vt1724_midi_output_drain,
361 };
362
363 static int vt1724_midi_input_open(struct snd_rawmidi_substream *s)
364 {
365         vt1724_midi_clear_rx(s->rmidi->private_data);
366         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 1);
367         return 0;
368 }
369
370 static int vt1724_midi_input_close(struct snd_rawmidi_substream *s)
371 {
372         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 0);
373         return 0;
374 }
375
376 static void vt1724_midi_input_trigger(struct snd_rawmidi_substream *s, int up)
377 {
378         struct snd_ice1712 *ice = s->rmidi->private_data;
379         unsigned long flags;
380
381         spin_lock_irqsave(&ice->reg_lock, flags);
382         if (up) {
383                 ice->midi_input = 1;
384                 vt1724_midi_read(ice);
385         } else {
386                 ice->midi_input = 0;
387         }
388         spin_unlock_irqrestore(&ice->reg_lock, flags);
389 }
390
391 static const struct snd_rawmidi_ops vt1724_midi_input_ops = {
392         .open = vt1724_midi_input_open,
393         .close = vt1724_midi_input_close,
394         .trigger = vt1724_midi_input_trigger,
395 };
396
397
398 /*
399  *  Interrupt handler
400  */
401
402 static irqreturn_t snd_vt1724_interrupt(int irq, void *dev_id)
403 {
404         struct snd_ice1712 *ice = dev_id;
405         unsigned char status;
406         unsigned char status_mask =
407                 VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX | VT1724_IRQ_MTPCM;
408         int handled = 0;
409         int timeout = 0;
410
411         while (1) {
412                 status = inb(ICEREG1724(ice, IRQSTAT));
413                 status &= status_mask;
414                 if (status == 0)
415                         break;
416                 spin_lock(&ice->reg_lock);
417                 if (++timeout > 10) {
418                         status = inb(ICEREG1724(ice, IRQSTAT));
419                         dev_err(ice->card->dev,
420                                 "Too long irq loop, status = 0x%x\n", status);
421                         if (status & VT1724_IRQ_MPU_TX) {
422                                 dev_err(ice->card->dev, "Disabling MPU_TX\n");
423                                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
424                         }
425                         spin_unlock(&ice->reg_lock);
426                         break;
427                 }
428                 handled = 1;
429                 if (status & VT1724_IRQ_MPU_TX) {
430                         if (ice->midi_output)
431                                 vt1724_midi_write(ice);
432                         else
433                                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
434                         /* Due to mysterical reasons, MPU_TX is always
435                          * generated (and can't be cleared) when a PCM
436                          * playback is going.  So let's ignore at the
437                          * next loop.
438                          */
439                         status_mask &= ~VT1724_IRQ_MPU_TX;
440                 }
441                 if (status & VT1724_IRQ_MPU_RX) {
442                         if (ice->midi_input)
443                                 vt1724_midi_read(ice);
444                         else
445                                 vt1724_midi_clear_rx(ice);
446                 }
447                 /* ack MPU irq */
448                 outb(status, ICEREG1724(ice, IRQSTAT));
449                 spin_unlock(&ice->reg_lock);
450                 if (status & VT1724_IRQ_MTPCM) {
451                         /*
452                          * Multi-track PCM
453                          * PCM assignment are:
454                          * Playback DMA0 (M/C) = playback_pro_substream
455                          * Playback DMA1 = playback_con_substream_ds[0]
456                          * Playback DMA2 = playback_con_substream_ds[1]
457                          * Playback DMA3 = playback_con_substream_ds[2]
458                          * Playback DMA4 (SPDIF) = playback_con_substream
459                          * Record DMA0 = capture_pro_substream
460                          * Record DMA1 = capture_con_substream
461                          */
462                         unsigned char mtstat = inb(ICEMT1724(ice, IRQ));
463                         if (mtstat & VT1724_MULTI_PDMA0) {
464                                 if (ice->playback_pro_substream)
465                                         snd_pcm_period_elapsed(ice->playback_pro_substream);
466                         }
467                         if (mtstat & VT1724_MULTI_RDMA0) {
468                                 if (ice->capture_pro_substream)
469                                         snd_pcm_period_elapsed(ice->capture_pro_substream);
470                         }
471                         if (mtstat & VT1724_MULTI_PDMA1) {
472                                 if (ice->playback_con_substream_ds[0])
473                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[0]);
474                         }
475                         if (mtstat & VT1724_MULTI_PDMA2) {
476                                 if (ice->playback_con_substream_ds[1])
477                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[1]);
478                         }
479                         if (mtstat & VT1724_MULTI_PDMA3) {
480                                 if (ice->playback_con_substream_ds[2])
481                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[2]);
482                         }
483                         if (mtstat & VT1724_MULTI_PDMA4) {
484                                 if (ice->playback_con_substream)
485                                         snd_pcm_period_elapsed(ice->playback_con_substream);
486                         }
487                         if (mtstat & VT1724_MULTI_RDMA1) {
488                                 if (ice->capture_con_substream)
489                                         snd_pcm_period_elapsed(ice->capture_con_substream);
490                         }
491                         /* ack anyway to avoid freeze */
492                         outb(mtstat, ICEMT1724(ice, IRQ));
493                         /* ought to really handle this properly */
494                         if (mtstat & VT1724_MULTI_FIFO_ERR) {
495                                 unsigned char fstat = inb(ICEMT1724(ice, DMA_FIFO_ERR));
496                                 outb(fstat, ICEMT1724(ice, DMA_FIFO_ERR));
497                                 outb(VT1724_MULTI_FIFO_ERR | inb(ICEMT1724(ice, DMA_INT_MASK)), ICEMT1724(ice, DMA_INT_MASK));
498                                 /* If I don't do this, I get machine lockup due to continual interrupts */
499                         }
500
501                 }
502         }
503         return IRQ_RETVAL(handled);
504 }
505
506 /*
507  *  PCM code - professional part (multitrack)
508  */
509
510 static const unsigned int rates[] = {
511         8000, 9600, 11025, 12000, 16000, 22050, 24000,
512         32000, 44100, 48000, 64000, 88200, 96000,
513         176400, 192000,
514 };
515
516 static const struct snd_pcm_hw_constraint_list hw_constraints_rates_96 = {
517         .count = ARRAY_SIZE(rates) - 2, /* up to 96000 */
518         .list = rates,
519         .mask = 0,
520 };
521
522 static const struct snd_pcm_hw_constraint_list hw_constraints_rates_48 = {
523         .count = ARRAY_SIZE(rates) - 5, /* up to 48000 */
524         .list = rates,
525         .mask = 0,
526 };
527
528 static const struct snd_pcm_hw_constraint_list hw_constraints_rates_192 = {
529         .count = ARRAY_SIZE(rates),
530         .list = rates,
531         .mask = 0,
532 };
533
534 struct vt1724_pcm_reg {
535         unsigned int addr;      /* ADDR register offset */
536         unsigned int size;      /* SIZE register offset */
537         unsigned int count;     /* COUNT register offset */
538         unsigned int start;     /* start & pause bit */
539 };
540
541 static int snd_vt1724_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
542 {
543         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
544         unsigned char what;
545         unsigned char old;
546         struct snd_pcm_substream *s;
547
548         what = 0;
549         snd_pcm_group_for_each_entry(s, substream) {
550                 if (snd_pcm_substream_chip(s) == ice) {
551                         const struct vt1724_pcm_reg *reg;
552                         reg = s->runtime->private_data;
553                         what |= reg->start;
554                         snd_pcm_trigger_done(s, substream);
555                 }
556         }
557
558         switch (cmd) {
559         case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
560         case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
561                 spin_lock(&ice->reg_lock);
562                 old = inb(ICEMT1724(ice, DMA_PAUSE));
563                 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
564                         old |= what;
565                 else
566                         old &= ~what;
567                 outb(old, ICEMT1724(ice, DMA_PAUSE));
568                 spin_unlock(&ice->reg_lock);
569                 break;
570
571         case SNDRV_PCM_TRIGGER_START:
572         case SNDRV_PCM_TRIGGER_STOP:
573         case SNDRV_PCM_TRIGGER_SUSPEND:
574                 spin_lock(&ice->reg_lock);
575                 old = inb(ICEMT1724(ice, DMA_CONTROL));
576                 if (cmd == SNDRV_PCM_TRIGGER_START)
577                         old |= what;
578                 else
579                         old &= ~what;
580                 outb(old, ICEMT1724(ice, DMA_CONTROL));
581                 spin_unlock(&ice->reg_lock);
582                 break;
583
584         case SNDRV_PCM_TRIGGER_RESUME:
585                 /* apps will have to restart stream */
586                 break;
587
588         default:
589                 return -EINVAL;
590         }
591         return 0;
592 }
593
594 /*
595  */
596
597 #define DMA_STARTS      (VT1724_RDMA0_START|VT1724_PDMA0_START|VT1724_RDMA1_START|\
598         VT1724_PDMA1_START|VT1724_PDMA2_START|VT1724_PDMA3_START|VT1724_PDMA4_START)
599 #define DMA_PAUSES      (VT1724_RDMA0_PAUSE|VT1724_PDMA0_PAUSE|VT1724_RDMA1_PAUSE|\
600         VT1724_PDMA1_PAUSE|VT1724_PDMA2_PAUSE|VT1724_PDMA3_PAUSE|VT1724_PDMA4_PAUSE)
601
602 static const unsigned int stdclock_rate_list[16] = {
603         48000, 24000, 12000, 9600, 32000, 16000, 8000, 96000, 44100,
604         22050, 11025, 88200, 176400, 0, 192000, 64000
605 };
606
607 static unsigned int stdclock_get_rate(struct snd_ice1712 *ice)
608 {
609         return stdclock_rate_list[inb(ICEMT1724(ice, RATE)) & 15];
610 }
611
612 static void stdclock_set_rate(struct snd_ice1712 *ice, unsigned int rate)
613 {
614         int i;
615         for (i = 0; i < ARRAY_SIZE(stdclock_rate_list); i++) {
616                 if (stdclock_rate_list[i] == rate) {
617                         outb(i, ICEMT1724(ice, RATE));
618                         return;
619                 }
620         }
621 }
622
623 static unsigned char stdclock_set_mclk(struct snd_ice1712 *ice,
624                                        unsigned int rate)
625 {
626         unsigned char val, old;
627         /* check MT02 */
628         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
629                 val = old = inb(ICEMT1724(ice, I2S_FORMAT));
630                 if (rate > 96000)
631                         val |= VT1724_MT_I2S_MCLK_128X; /* 128x MCLK */
632                 else
633                         val &= ~VT1724_MT_I2S_MCLK_128X; /* 256x MCLK */
634                 if (val != old) {
635                         outb(val, ICEMT1724(ice, I2S_FORMAT));
636                         /* master clock changed */
637                         return 1;
638                 }
639         }
640         /* no change in master clock */
641         return 0;
642 }
643
644 static int snd_vt1724_set_pro_rate(struct snd_ice1712 *ice, unsigned int rate,
645                                     int force)
646 {
647         unsigned long flags;
648         unsigned char mclk_change;
649         unsigned int i, old_rate;
650         bool call_set_rate = false;
651
652         if (rate > ice->hw_rates->list[ice->hw_rates->count - 1])
653                 return -EINVAL;
654
655         spin_lock_irqsave(&ice->reg_lock, flags);
656         if ((inb(ICEMT1724(ice, DMA_CONTROL)) & DMA_STARTS) ||
657             (inb(ICEMT1724(ice, DMA_PAUSE)) & DMA_PAUSES)) {
658                 /* running? we cannot change the rate now... */
659                 spin_unlock_irqrestore(&ice->reg_lock, flags);
660                 return ((rate == ice->cur_rate) && !force) ? 0 : -EBUSY;
661         }
662         if (!force && is_pro_rate_locked(ice)) {
663                 /* comparing required and current rate - makes sense for
664                  * internal clock only */
665                 spin_unlock_irqrestore(&ice->reg_lock, flags);
666                 return (rate == ice->cur_rate) ? 0 : -EBUSY;
667         }
668
669         if (force || !ice->is_spdif_master(ice)) {
670                 /* force means the rate was switched by ucontrol, otherwise
671                  * setting clock rate for internal clock mode */
672                 old_rate = ice->get_rate(ice);
673                 if (force || (old_rate != rate))
674                         call_set_rate = true;
675                 else if (rate == ice->cur_rate) {
676                         spin_unlock_irqrestore(&ice->reg_lock, flags);
677                         return 0;
678                 }
679         }
680
681         ice->cur_rate = rate;
682         spin_unlock_irqrestore(&ice->reg_lock, flags);
683
684         if (call_set_rate)
685                 ice->set_rate(ice, rate);
686
687         /* setting master clock */
688         mclk_change = ice->set_mclk(ice, rate);
689
690         if (mclk_change && ice->gpio.i2s_mclk_changed)
691                 ice->gpio.i2s_mclk_changed(ice);
692         if (ice->gpio.set_pro_rate)
693                 ice->gpio.set_pro_rate(ice, rate);
694
695         /* set up codecs */
696         for (i = 0; i < ice->akm_codecs; i++) {
697                 if (ice->akm[i].ops.set_rate_val)
698                         ice->akm[i].ops.set_rate_val(&ice->akm[i], rate);
699         }
700         if (ice->spdif.ops.setup_rate)
701                 ice->spdif.ops.setup_rate(ice, rate);
702
703         return 0;
704 }
705
706 static int snd_vt1724_pcm_hw_params(struct snd_pcm_substream *substream,
707                                     struct snd_pcm_hw_params *hw_params)
708 {
709         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
710         int i, chs, err;
711
712         chs = params_channels(hw_params);
713         mutex_lock(&ice->open_mutex);
714         /* mark surround channels */
715         if (substream == ice->playback_pro_substream) {
716                 /* PDMA0 can be multi-channel up to 8 */
717                 chs = chs / 2 - 1;
718                 for (i = 0; i < chs; i++) {
719                         if (ice->pcm_reserved[i] &&
720                             ice->pcm_reserved[i] != substream) {
721                                 mutex_unlock(&ice->open_mutex);
722                                 return -EBUSY;
723                         }
724                         ice->pcm_reserved[i] = substream;
725                 }
726                 for (; i < 3; i++) {
727                         if (ice->pcm_reserved[i] == substream)
728                                 ice->pcm_reserved[i] = NULL;
729                 }
730         } else {
731                 for (i = 0; i < 3; i++) {
732                         /* check individual playback stream */
733                         if (ice->playback_con_substream_ds[i] == substream) {
734                                 if (ice->pcm_reserved[i] &&
735                                     ice->pcm_reserved[i] != substream) {
736                                         mutex_unlock(&ice->open_mutex);
737                                         return -EBUSY;
738                                 }
739                                 ice->pcm_reserved[i] = substream;
740                                 break;
741                         }
742                 }
743         }
744         mutex_unlock(&ice->open_mutex);
745
746         err = snd_vt1724_set_pro_rate(ice, params_rate(hw_params), 0);
747         if (err < 0)
748                 return err;
749
750         return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
751 }
752
753 static int snd_vt1724_pcm_hw_free(struct snd_pcm_substream *substream)
754 {
755         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
756         int i;
757
758         mutex_lock(&ice->open_mutex);
759         /* unmark surround channels */
760         for (i = 0; i < 3; i++)
761                 if (ice->pcm_reserved[i] == substream)
762                         ice->pcm_reserved[i] = NULL;
763         mutex_unlock(&ice->open_mutex);
764         return snd_pcm_lib_free_pages(substream);
765 }
766
767 static int snd_vt1724_playback_pro_prepare(struct snd_pcm_substream *substream)
768 {
769         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
770         unsigned char val;
771         unsigned int size;
772
773         spin_lock_irq(&ice->reg_lock);
774         val = (8 - substream->runtime->channels) >> 1;
775         outb(val, ICEMT1724(ice, BURST));
776
777         outl(substream->runtime->dma_addr, ICEMT1724(ice, PLAYBACK_ADDR));
778
779         size = (snd_pcm_lib_buffer_bytes(substream) >> 2) - 1;
780         /* outl(size, ICEMT1724(ice, PLAYBACK_SIZE)); */
781         outw(size, ICEMT1724(ice, PLAYBACK_SIZE));
782         outb(size >> 16, ICEMT1724(ice, PLAYBACK_SIZE) + 2);
783         size = (snd_pcm_lib_period_bytes(substream) >> 2) - 1;
784         /* outl(size, ICEMT1724(ice, PLAYBACK_COUNT)); */
785         outw(size, ICEMT1724(ice, PLAYBACK_COUNT));
786         outb(size >> 16, ICEMT1724(ice, PLAYBACK_COUNT) + 2);
787
788         spin_unlock_irq(&ice->reg_lock);
789
790         /*
791         dev_dbg(ice->card->dev, "pro prepare: ch = %d, addr = 0x%x, "
792                "buffer = 0x%x, period = 0x%x\n",
793                substream->runtime->channels,
794                (unsigned int)substream->runtime->dma_addr,
795                snd_pcm_lib_buffer_bytes(substream),
796                snd_pcm_lib_period_bytes(substream));
797         */
798         return 0;
799 }
800
801 static snd_pcm_uframes_t snd_vt1724_playback_pro_pointer(struct snd_pcm_substream *substream)
802 {
803         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
804         size_t ptr;
805
806         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & VT1724_PDMA0_START))
807                 return 0;
808 #if 0 /* read PLAYBACK_ADDR */
809         ptr = inl(ICEMT1724(ice, PLAYBACK_ADDR));
810         if (ptr < substream->runtime->dma_addr) {
811                 dev_dbg(ice->card->dev, "invalid negative ptr\n");
812                 return 0;
813         }
814         ptr -= substream->runtime->dma_addr;
815         ptr = bytes_to_frames(substream->runtime, ptr);
816         if (ptr >= substream->runtime->buffer_size) {
817                 dev_dbg(ice->card->dev, "invalid ptr %d (size=%d)\n",
818                            (int)ptr, (int)substream->runtime->period_size);
819                 return 0;
820         }
821 #else /* read PLAYBACK_SIZE */
822         ptr = inl(ICEMT1724(ice, PLAYBACK_SIZE)) & 0xffffff;
823         ptr = (ptr + 1) << 2;
824         ptr = bytes_to_frames(substream->runtime, ptr);
825         if (!ptr)
826                 ;
827         else if (ptr <= substream->runtime->buffer_size)
828                 ptr = substream->runtime->buffer_size - ptr;
829         else {
830                 dev_dbg(ice->card->dev, "invalid ptr %d (size=%d)\n",
831                            (int)ptr, (int)substream->runtime->buffer_size);
832                 ptr = 0;
833         }
834 #endif
835         return ptr;
836 }
837
838 static int snd_vt1724_pcm_prepare(struct snd_pcm_substream *substream)
839 {
840         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
841         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
842
843         spin_lock_irq(&ice->reg_lock);
844         outl(substream->runtime->dma_addr, ice->profi_port + reg->addr);
845         outw((snd_pcm_lib_buffer_bytes(substream) >> 2) - 1,
846              ice->profi_port + reg->size);
847         outw((snd_pcm_lib_period_bytes(substream) >> 2) - 1,
848              ice->profi_port + reg->count);
849         spin_unlock_irq(&ice->reg_lock);
850         return 0;
851 }
852
853 static snd_pcm_uframes_t snd_vt1724_pcm_pointer(struct snd_pcm_substream *substream)
854 {
855         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
856         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
857         size_t ptr;
858
859         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & reg->start))
860                 return 0;
861 #if 0 /* use ADDR register */
862         ptr = inl(ice->profi_port + reg->addr);
863         ptr -= substream->runtime->dma_addr;
864         return bytes_to_frames(substream->runtime, ptr);
865 #else /* use SIZE register */
866         ptr = inw(ice->profi_port + reg->size);
867         ptr = (ptr + 1) << 2;
868         ptr = bytes_to_frames(substream->runtime, ptr);
869         if (!ptr)
870                 ;
871         else if (ptr <= substream->runtime->buffer_size)
872                 ptr = substream->runtime->buffer_size - ptr;
873         else {
874                 dev_dbg(ice->card->dev, "invalid ptr %d (size=%d)\n",
875                            (int)ptr, (int)substream->runtime->buffer_size);
876                 ptr = 0;
877         }
878         return ptr;
879 #endif
880 }
881
882 static const struct vt1724_pcm_reg vt1724_pdma0_reg = {
883         .addr = VT1724_MT_PLAYBACK_ADDR,
884         .size = VT1724_MT_PLAYBACK_SIZE,
885         .count = VT1724_MT_PLAYBACK_COUNT,
886         .start = VT1724_PDMA0_START,
887 };
888
889 static const struct vt1724_pcm_reg vt1724_pdma4_reg = {
890         .addr = VT1724_MT_PDMA4_ADDR,
891         .size = VT1724_MT_PDMA4_SIZE,
892         .count = VT1724_MT_PDMA4_COUNT,
893         .start = VT1724_PDMA4_START,
894 };
895
896 static const struct vt1724_pcm_reg vt1724_rdma0_reg = {
897         .addr = VT1724_MT_CAPTURE_ADDR,
898         .size = VT1724_MT_CAPTURE_SIZE,
899         .count = VT1724_MT_CAPTURE_COUNT,
900         .start = VT1724_RDMA0_START,
901 };
902
903 static const struct vt1724_pcm_reg vt1724_rdma1_reg = {
904         .addr = VT1724_MT_RDMA1_ADDR,
905         .size = VT1724_MT_RDMA1_SIZE,
906         .count = VT1724_MT_RDMA1_COUNT,
907         .start = VT1724_RDMA1_START,
908 };
909
910 #define vt1724_playback_pro_reg vt1724_pdma0_reg
911 #define vt1724_playback_spdif_reg vt1724_pdma4_reg
912 #define vt1724_capture_pro_reg vt1724_rdma0_reg
913 #define vt1724_capture_spdif_reg vt1724_rdma1_reg
914
915 static const struct snd_pcm_hardware snd_vt1724_playback_pro = {
916         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
917                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
918                                  SNDRV_PCM_INFO_MMAP_VALID |
919                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
920         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
921         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
922         .rate_min =             8000,
923         .rate_max =             192000,
924         .channels_min =         2,
925         .channels_max =         8,
926         .buffer_bytes_max =     (1UL << 21),    /* 19bits dword */
927         .period_bytes_min =     8 * 4 * 2,      /* FIXME: constraints needed */
928         .period_bytes_max =     (1UL << 21),
929         .periods_min =          2,
930         .periods_max =          1024,
931 };
932
933 static const struct snd_pcm_hardware snd_vt1724_spdif = {
934         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
935                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
936                                  SNDRV_PCM_INFO_MMAP_VALID |
937                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
938         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
939         .rates =                (SNDRV_PCM_RATE_32000|SNDRV_PCM_RATE_44100|
940                                  SNDRV_PCM_RATE_48000|SNDRV_PCM_RATE_88200|
941                                  SNDRV_PCM_RATE_96000|SNDRV_PCM_RATE_176400|
942                                  SNDRV_PCM_RATE_192000),
943         .rate_min =             32000,
944         .rate_max =             192000,
945         .channels_min =         2,
946         .channels_max =         2,
947         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
948         .period_bytes_min =     2 * 4 * 2,
949         .period_bytes_max =     (1UL << 18),
950         .periods_min =          2,
951         .periods_max =          1024,
952 };
953
954 static const struct snd_pcm_hardware snd_vt1724_2ch_stereo = {
955         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
956                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
957                                  SNDRV_PCM_INFO_MMAP_VALID |
958                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
959         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
960         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
961         .rate_min =             8000,
962         .rate_max =             192000,
963         .channels_min =         2,
964         .channels_max =         2,
965         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
966         .period_bytes_min =     2 * 4 * 2,
967         .period_bytes_max =     (1UL << 18),
968         .periods_min =          2,
969         .periods_max =          1024,
970 };
971
972 /*
973  * set rate constraints
974  */
975 static void set_std_hw_rates(struct snd_ice1712 *ice)
976 {
977         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
978                 /* I2S */
979                 /* VT1720 doesn't support more than 96kHz */
980                 if ((ice->eeprom.data[ICE_EEP2_I2S] & 0x08) && !ice->vt1720)
981                         ice->hw_rates = &hw_constraints_rates_192;
982                 else
983                         ice->hw_rates = &hw_constraints_rates_96;
984         } else {
985                 /* ACLINK */
986                 ice->hw_rates = &hw_constraints_rates_48;
987         }
988 }
989
990 static int set_rate_constraints(struct snd_ice1712 *ice,
991                                 struct snd_pcm_substream *substream)
992 {
993         struct snd_pcm_runtime *runtime = substream->runtime;
994
995         runtime->hw.rate_min = ice->hw_rates->list[0];
996         runtime->hw.rate_max = ice->hw_rates->list[ice->hw_rates->count - 1];
997         runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
998         return snd_pcm_hw_constraint_list(runtime, 0,
999                                           SNDRV_PCM_HW_PARAM_RATE,
1000                                           ice->hw_rates);
1001 }
1002
1003 /* if the card has the internal rate locked (is_pro_locked), limit runtime
1004    hw rates to the current internal rate only.
1005 */
1006 static void constrain_rate_if_locked(struct snd_pcm_substream *substream)
1007 {
1008         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1009         struct snd_pcm_runtime *runtime = substream->runtime;
1010         unsigned int rate;
1011         if (is_pro_rate_locked(ice)) {
1012                 rate = ice->get_rate(ice);
1013                 if (rate >= runtime->hw.rate_min
1014                     && rate <= runtime->hw.rate_max) {
1015                         runtime->hw.rate_min = rate;
1016                         runtime->hw.rate_max = rate;
1017                 }
1018         }
1019 }
1020
1021
1022 /* multi-channel playback needs alignment 8x32bit regardless of the channels
1023  * actually used
1024  */
1025 #define VT1724_BUFFER_ALIGN     0x20
1026
1027 static int snd_vt1724_playback_pro_open(struct snd_pcm_substream *substream)
1028 {
1029         struct snd_pcm_runtime *runtime = substream->runtime;
1030         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1031         int chs, num_indeps;
1032
1033         runtime->private_data = (void *)&vt1724_playback_pro_reg;
1034         ice->playback_pro_substream = substream;
1035         runtime->hw = snd_vt1724_playback_pro;
1036         snd_pcm_set_sync(substream);
1037         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1038         set_rate_constraints(ice, substream);
1039         mutex_lock(&ice->open_mutex);
1040         /* calculate the currently available channels */
1041         num_indeps = ice->num_total_dacs / 2 - 1;
1042         for (chs = 0; chs < num_indeps; chs++) {
1043                 if (ice->pcm_reserved[chs])
1044                         break;
1045         }
1046         chs = (chs + 1) * 2;
1047         runtime->hw.channels_max = chs;
1048         if (chs > 2) /* channels must be even */
1049                 snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 2);
1050         mutex_unlock(&ice->open_mutex);
1051         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1052                                    VT1724_BUFFER_ALIGN);
1053         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1054                                    VT1724_BUFFER_ALIGN);
1055         constrain_rate_if_locked(substream);
1056         if (ice->pro_open)
1057                 ice->pro_open(ice, substream);
1058         return 0;
1059 }
1060
1061 static int snd_vt1724_capture_pro_open(struct snd_pcm_substream *substream)
1062 {
1063         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1064         struct snd_pcm_runtime *runtime = substream->runtime;
1065
1066         runtime->private_data = (void *)&vt1724_capture_pro_reg;
1067         ice->capture_pro_substream = substream;
1068         runtime->hw = snd_vt1724_2ch_stereo;
1069         snd_pcm_set_sync(substream);
1070         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1071         set_rate_constraints(ice, substream);
1072         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1073                                    VT1724_BUFFER_ALIGN);
1074         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1075                                    VT1724_BUFFER_ALIGN);
1076         constrain_rate_if_locked(substream);
1077         if (ice->pro_open)
1078                 ice->pro_open(ice, substream);
1079         return 0;
1080 }
1081
1082 static int snd_vt1724_playback_pro_close(struct snd_pcm_substream *substream)
1083 {
1084         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1085
1086         if (PRO_RATE_RESET)
1087                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1088         ice->playback_pro_substream = NULL;
1089
1090         return 0;
1091 }
1092
1093 static int snd_vt1724_capture_pro_close(struct snd_pcm_substream *substream)
1094 {
1095         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1096
1097         if (PRO_RATE_RESET)
1098                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1099         ice->capture_pro_substream = NULL;
1100         return 0;
1101 }
1102
1103 static const struct snd_pcm_ops snd_vt1724_playback_pro_ops = {
1104         .open =         snd_vt1724_playback_pro_open,
1105         .close =        snd_vt1724_playback_pro_close,
1106         .ioctl =        snd_pcm_lib_ioctl,
1107         .hw_params =    snd_vt1724_pcm_hw_params,
1108         .hw_free =      snd_vt1724_pcm_hw_free,
1109         .prepare =      snd_vt1724_playback_pro_prepare,
1110         .trigger =      snd_vt1724_pcm_trigger,
1111         .pointer =      snd_vt1724_playback_pro_pointer,
1112 };
1113
1114 static const struct snd_pcm_ops snd_vt1724_capture_pro_ops = {
1115         .open =         snd_vt1724_capture_pro_open,
1116         .close =        snd_vt1724_capture_pro_close,
1117         .ioctl =        snd_pcm_lib_ioctl,
1118         .hw_params =    snd_vt1724_pcm_hw_params,
1119         .hw_free =      snd_vt1724_pcm_hw_free,
1120         .prepare =      snd_vt1724_pcm_prepare,
1121         .trigger =      snd_vt1724_pcm_trigger,
1122         .pointer =      snd_vt1724_pcm_pointer,
1123 };
1124
1125 static int snd_vt1724_pcm_profi(struct snd_ice1712 *ice, int device)
1126 {
1127         struct snd_pcm *pcm;
1128         int capt, err;
1129
1130         if ((ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_ADC_MASK) ==
1131             VT1724_CFG_ADC_NONE)
1132                 capt = 0;
1133         else
1134                 capt = 1;
1135         err = snd_pcm_new(ice->card, "ICE1724", device, 1, capt, &pcm);
1136         if (err < 0)
1137                 return err;
1138
1139         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_vt1724_playback_pro_ops);
1140         if (capt)
1141                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1142                         &snd_vt1724_capture_pro_ops);
1143
1144         pcm->private_data = ice;
1145         pcm->info_flags = 0;
1146         strcpy(pcm->name, "ICE1724");
1147
1148         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1149                                               &ice->pci->dev,
1150                                               256*1024, 256*1024);
1151
1152         ice->pcm_pro = pcm;
1153
1154         return 0;
1155 }
1156
1157
1158 /*
1159  * SPDIF PCM
1160  */
1161
1162 /* update spdif control bits; call with reg_lock */
1163 static void update_spdif_bits(struct snd_ice1712 *ice, unsigned int val)
1164 {
1165         unsigned char cbit, disabled;
1166
1167         cbit = inb(ICEREG1724(ice, SPDIF_CFG));
1168         disabled = cbit & ~VT1724_CFG_SPDIF_OUT_EN;
1169         if (cbit != disabled)
1170                 outb(disabled, ICEREG1724(ice, SPDIF_CFG));
1171         outw(val, ICEMT1724(ice, SPDIF_CTRL));
1172         if (cbit != disabled)
1173                 outb(cbit, ICEREG1724(ice, SPDIF_CFG));
1174         outw(val, ICEMT1724(ice, SPDIF_CTRL));
1175 }
1176
1177 /* update SPDIF control bits according to the given rate */
1178 static void update_spdif_rate(struct snd_ice1712 *ice, unsigned int rate)
1179 {
1180         unsigned int val, nval;
1181         unsigned long flags;
1182
1183         spin_lock_irqsave(&ice->reg_lock, flags);
1184         nval = val = inw(ICEMT1724(ice, SPDIF_CTRL));
1185         nval &= ~(7 << 12);
1186         switch (rate) {
1187         case 44100: break;
1188         case 48000: nval |= 2 << 12; break;
1189         case 32000: nval |= 3 << 12; break;
1190         case 88200: nval |= 4 << 12; break;
1191         case 96000: nval |= 5 << 12; break;
1192         case 192000: nval |= 6 << 12; break;
1193         case 176400: nval |= 7 << 12; break;
1194         }
1195         if (val != nval)
1196                 update_spdif_bits(ice, nval);
1197         spin_unlock_irqrestore(&ice->reg_lock, flags);
1198 }
1199
1200 static int snd_vt1724_playback_spdif_prepare(struct snd_pcm_substream *substream)
1201 {
1202         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1203         if (!ice->force_pdma4)
1204                 update_spdif_rate(ice, substream->runtime->rate);
1205         return snd_vt1724_pcm_prepare(substream);
1206 }
1207
1208 static int snd_vt1724_playback_spdif_open(struct snd_pcm_substream *substream)
1209 {
1210         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1211         struct snd_pcm_runtime *runtime = substream->runtime;
1212
1213         runtime->private_data = (void *)&vt1724_playback_spdif_reg;
1214         ice->playback_con_substream = substream;
1215         if (ice->force_pdma4) {
1216                 runtime->hw = snd_vt1724_2ch_stereo;
1217                 set_rate_constraints(ice, substream);
1218         } else
1219                 runtime->hw = snd_vt1724_spdif;
1220         snd_pcm_set_sync(substream);
1221         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1222         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1223                                    VT1724_BUFFER_ALIGN);
1224         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1225                                    VT1724_BUFFER_ALIGN);
1226         constrain_rate_if_locked(substream);
1227         if (ice->spdif.ops.open)
1228                 ice->spdif.ops.open(ice, substream);
1229         return 0;
1230 }
1231
1232 static int snd_vt1724_playback_spdif_close(struct snd_pcm_substream *substream)
1233 {
1234         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1235
1236         if (PRO_RATE_RESET)
1237                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1238         ice->playback_con_substream = NULL;
1239         if (ice->spdif.ops.close)
1240                 ice->spdif.ops.close(ice, substream);
1241
1242         return 0;
1243 }
1244
1245 static int snd_vt1724_capture_spdif_open(struct snd_pcm_substream *substream)
1246 {
1247         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1248         struct snd_pcm_runtime *runtime = substream->runtime;
1249
1250         runtime->private_data = (void *)&vt1724_capture_spdif_reg;
1251         ice->capture_con_substream = substream;
1252         if (ice->force_rdma1) {
1253                 runtime->hw = snd_vt1724_2ch_stereo;
1254                 set_rate_constraints(ice, substream);
1255         } else
1256                 runtime->hw = snd_vt1724_spdif;
1257         snd_pcm_set_sync(substream);
1258         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1259         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1260                                    VT1724_BUFFER_ALIGN);
1261         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1262                                    VT1724_BUFFER_ALIGN);
1263         constrain_rate_if_locked(substream);
1264         if (ice->spdif.ops.open)
1265                 ice->spdif.ops.open(ice, substream);
1266         return 0;
1267 }
1268
1269 static int snd_vt1724_capture_spdif_close(struct snd_pcm_substream *substream)
1270 {
1271         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1272
1273         if (PRO_RATE_RESET)
1274                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1275         ice->capture_con_substream = NULL;
1276         if (ice->spdif.ops.close)
1277                 ice->spdif.ops.close(ice, substream);
1278
1279         return 0;
1280 }
1281
1282 static const struct snd_pcm_ops snd_vt1724_playback_spdif_ops = {
1283         .open =         snd_vt1724_playback_spdif_open,
1284         .close =        snd_vt1724_playback_spdif_close,
1285         .ioctl =        snd_pcm_lib_ioctl,
1286         .hw_params =    snd_vt1724_pcm_hw_params,
1287         .hw_free =      snd_vt1724_pcm_hw_free,
1288         .prepare =      snd_vt1724_playback_spdif_prepare,
1289         .trigger =      snd_vt1724_pcm_trigger,
1290         .pointer =      snd_vt1724_pcm_pointer,
1291 };
1292
1293 static const struct snd_pcm_ops snd_vt1724_capture_spdif_ops = {
1294         .open =         snd_vt1724_capture_spdif_open,
1295         .close =        snd_vt1724_capture_spdif_close,
1296         .ioctl =        snd_pcm_lib_ioctl,
1297         .hw_params =    snd_vt1724_pcm_hw_params,
1298         .hw_free =      snd_vt1724_pcm_hw_free,
1299         .prepare =      snd_vt1724_pcm_prepare,
1300         .trigger =      snd_vt1724_pcm_trigger,
1301         .pointer =      snd_vt1724_pcm_pointer,
1302 };
1303
1304
1305 static int snd_vt1724_pcm_spdif(struct snd_ice1712 *ice, int device)
1306 {
1307         char *name;
1308         struct snd_pcm *pcm;
1309         int play, capt;
1310         int err;
1311
1312         if (ice->force_pdma4 ||
1313             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_OUT_INT)) {
1314                 play = 1;
1315                 ice->has_spdif = 1;
1316         } else
1317                 play = 0;
1318         if (ice->force_rdma1 ||
1319             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN)) {
1320                 capt = 1;
1321                 ice->has_spdif = 1;
1322         } else
1323                 capt = 0;
1324         if (!play && !capt)
1325                 return 0; /* no spdif device */
1326
1327         if (ice->force_pdma4 || ice->force_rdma1)
1328                 name = "ICE1724 Secondary";
1329         else
1330                 name = "ICE1724 IEC958";
1331         err = snd_pcm_new(ice->card, name, device, play, capt, &pcm);
1332         if (err < 0)
1333                 return err;
1334
1335         if (play)
1336                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1337                                 &snd_vt1724_playback_spdif_ops);
1338         if (capt)
1339                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1340                                 &snd_vt1724_capture_spdif_ops);
1341
1342         pcm->private_data = ice;
1343         pcm->info_flags = 0;
1344         strcpy(pcm->name, name);
1345
1346         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1347                                               &ice->pci->dev,
1348                                               256*1024, 256*1024);
1349
1350         ice->pcm = pcm;
1351
1352         return 0;
1353 }
1354
1355
1356 /*
1357  * independent surround PCMs
1358  */
1359
1360 static const struct vt1724_pcm_reg vt1724_playback_dma_regs[3] = {
1361         {
1362                 .addr = VT1724_MT_PDMA1_ADDR,
1363                 .size = VT1724_MT_PDMA1_SIZE,
1364                 .count = VT1724_MT_PDMA1_COUNT,
1365                 .start = VT1724_PDMA1_START,
1366         },
1367         {
1368                 .addr = VT1724_MT_PDMA2_ADDR,
1369                 .size = VT1724_MT_PDMA2_SIZE,
1370                 .count = VT1724_MT_PDMA2_COUNT,
1371                 .start = VT1724_PDMA2_START,
1372         },
1373         {
1374                 .addr = VT1724_MT_PDMA3_ADDR,
1375                 .size = VT1724_MT_PDMA3_SIZE,
1376                 .count = VT1724_MT_PDMA3_COUNT,
1377                 .start = VT1724_PDMA3_START,
1378         },
1379 };
1380
1381 static int snd_vt1724_playback_indep_prepare(struct snd_pcm_substream *substream)
1382 {
1383         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1384         unsigned char val;
1385
1386         spin_lock_irq(&ice->reg_lock);
1387         val = 3 - substream->number;
1388         if (inb(ICEMT1724(ice, BURST)) < val)
1389                 outb(val, ICEMT1724(ice, BURST));
1390         spin_unlock_irq(&ice->reg_lock);
1391         return snd_vt1724_pcm_prepare(substream);
1392 }
1393
1394 static int snd_vt1724_playback_indep_open(struct snd_pcm_substream *substream)
1395 {
1396         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1397         struct snd_pcm_runtime *runtime = substream->runtime;
1398
1399         mutex_lock(&ice->open_mutex);
1400         /* already used by PDMA0? */
1401         if (ice->pcm_reserved[substream->number]) {
1402                 mutex_unlock(&ice->open_mutex);
1403                 return -EBUSY; /* FIXME: should handle blocking mode properly */
1404         }
1405         mutex_unlock(&ice->open_mutex);
1406         runtime->private_data = (void *)&vt1724_playback_dma_regs[substream->number];
1407         ice->playback_con_substream_ds[substream->number] = substream;
1408         runtime->hw = snd_vt1724_2ch_stereo;
1409         snd_pcm_set_sync(substream);
1410         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1411         set_rate_constraints(ice, substream);
1412         return 0;
1413 }
1414
1415 static int snd_vt1724_playback_indep_close(struct snd_pcm_substream *substream)
1416 {
1417         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1418
1419         if (PRO_RATE_RESET)
1420                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1421         ice->playback_con_substream_ds[substream->number] = NULL;
1422         ice->pcm_reserved[substream->number] = NULL;
1423
1424         return 0;
1425 }
1426
1427 static const struct snd_pcm_ops snd_vt1724_playback_indep_ops = {
1428         .open =         snd_vt1724_playback_indep_open,
1429         .close =        snd_vt1724_playback_indep_close,
1430         .ioctl =        snd_pcm_lib_ioctl,
1431         .hw_params =    snd_vt1724_pcm_hw_params,
1432         .hw_free =      snd_vt1724_pcm_hw_free,
1433         .prepare =      snd_vt1724_playback_indep_prepare,
1434         .trigger =      snd_vt1724_pcm_trigger,
1435         .pointer =      snd_vt1724_pcm_pointer,
1436 };
1437
1438
1439 static int snd_vt1724_pcm_indep(struct snd_ice1712 *ice, int device)
1440 {
1441         struct snd_pcm *pcm;
1442         int play;
1443         int err;
1444
1445         play = ice->num_total_dacs / 2 - 1;
1446         if (play <= 0)
1447                 return 0;
1448
1449         err = snd_pcm_new(ice->card, "ICE1724 Surrounds", device, play, 0, &pcm);
1450         if (err < 0)
1451                 return err;
1452
1453         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1454                         &snd_vt1724_playback_indep_ops);
1455
1456         pcm->private_data = ice;
1457         pcm->info_flags = 0;
1458         strcpy(pcm->name, "ICE1724 Surround PCM");
1459
1460         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1461                                               &ice->pci->dev,
1462                                               256*1024, 256*1024);
1463
1464         ice->pcm_ds = pcm;
1465
1466         return 0;
1467 }
1468
1469
1470 /*
1471  *  Mixer section
1472  */
1473
1474 static int snd_vt1724_ac97_mixer(struct snd_ice1712 *ice)
1475 {
1476         int err;
1477
1478         if (!(ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S)) {
1479                 struct snd_ac97_bus *pbus;
1480                 struct snd_ac97_template ac97;
1481                 static struct snd_ac97_bus_ops ops = {
1482                         .write = snd_vt1724_ac97_write,
1483                         .read = snd_vt1724_ac97_read,
1484                 };
1485
1486                 /* cold reset */
1487                 outb(inb(ICEMT1724(ice, AC97_CMD)) | 0x80, ICEMT1724(ice, AC97_CMD));
1488                 mdelay(5); /* FIXME */
1489                 outb(inb(ICEMT1724(ice, AC97_CMD)) & ~0x80, ICEMT1724(ice, AC97_CMD));
1490
1491                 err = snd_ac97_bus(ice->card, 0, &ops, NULL, &pbus);
1492                 if (err < 0)
1493                         return err;
1494                 memset(&ac97, 0, sizeof(ac97));
1495                 ac97.private_data = ice;
1496                 err = snd_ac97_mixer(pbus, &ac97, &ice->ac97);
1497                 if (err < 0)
1498                         dev_warn(ice->card->dev,
1499                                  "cannot initialize pro ac97, skipped\n");
1500                 else
1501                         return 0;
1502         }
1503         /* I2S mixer only */
1504         strcat(ice->card->mixername, "ICE1724 - multitrack");
1505         return 0;
1506 }
1507
1508 /*
1509  *
1510  */
1511
1512 static inline unsigned int eeprom_triple(struct snd_ice1712 *ice, int idx)
1513 {
1514         return (unsigned int)ice->eeprom.data[idx] | \
1515                 ((unsigned int)ice->eeprom.data[idx + 1] << 8) | \
1516                 ((unsigned int)ice->eeprom.data[idx + 2] << 16);
1517 }
1518
1519 static void snd_vt1724_proc_read(struct snd_info_entry *entry,
1520                                  struct snd_info_buffer *buffer)
1521 {
1522         struct snd_ice1712 *ice = entry->private_data;
1523         unsigned int idx;
1524
1525         snd_iprintf(buffer, "%s\n\n", ice->card->longname);
1526         snd_iprintf(buffer, "EEPROM:\n");
1527
1528         snd_iprintf(buffer, "  Subvendor        : 0x%x\n", ice->eeprom.subvendor);
1529         snd_iprintf(buffer, "  Size             : %i bytes\n", ice->eeprom.size);
1530         snd_iprintf(buffer, "  Version          : %i\n", ice->eeprom.version);
1531         snd_iprintf(buffer, "  System Config    : 0x%x\n",
1532                     ice->eeprom.data[ICE_EEP2_SYSCONF]);
1533         snd_iprintf(buffer, "  ACLink           : 0x%x\n",
1534                     ice->eeprom.data[ICE_EEP2_ACLINK]);
1535         snd_iprintf(buffer, "  I2S              : 0x%x\n",
1536                     ice->eeprom.data[ICE_EEP2_I2S]);
1537         snd_iprintf(buffer, "  S/PDIF           : 0x%x\n",
1538                     ice->eeprom.data[ICE_EEP2_SPDIF]);
1539         snd_iprintf(buffer, "  GPIO direction   : 0x%x\n",
1540                     ice->eeprom.gpiodir);
1541         snd_iprintf(buffer, "  GPIO mask        : 0x%x\n",
1542                     ice->eeprom.gpiomask);
1543         snd_iprintf(buffer, "  GPIO state       : 0x%x\n",
1544                     ice->eeprom.gpiostate);
1545         for (idx = 0x12; idx < ice->eeprom.size; idx++)
1546                 snd_iprintf(buffer, "  Extra #%02i        : 0x%x\n",
1547                             idx, ice->eeprom.data[idx]);
1548
1549         snd_iprintf(buffer, "\nRegisters:\n");
1550
1551         snd_iprintf(buffer, "  PSDOUT03 : 0x%08x\n",
1552                     (unsigned)inl(ICEMT1724(ice, ROUTE_PLAYBACK)));
1553         for (idx = 0x0; idx < 0x20 ; idx++)
1554                 snd_iprintf(buffer, "  CCS%02x    : 0x%02x\n",
1555                             idx, inb(ice->port+idx));
1556         for (idx = 0x0; idx < 0x30 ; idx++)
1557                 snd_iprintf(buffer, "  MT%02x     : 0x%02x\n",
1558                             idx, inb(ice->profi_port+idx));
1559 }
1560
1561 static void snd_vt1724_proc_init(struct snd_ice1712 *ice)
1562 {
1563         snd_card_ro_proc_new(ice->card, "ice1724", ice, snd_vt1724_proc_read);
1564 }
1565
1566 /*
1567  *
1568  */
1569
1570 static int snd_vt1724_eeprom_info(struct snd_kcontrol *kcontrol,
1571                                   struct snd_ctl_elem_info *uinfo)
1572 {
1573         uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
1574         uinfo->count = sizeof(struct snd_ice1712_eeprom);
1575         return 0;
1576 }
1577
1578 static int snd_vt1724_eeprom_get(struct snd_kcontrol *kcontrol,
1579                                  struct snd_ctl_elem_value *ucontrol)
1580 {
1581         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1582
1583         memcpy(ucontrol->value.bytes.data, &ice->eeprom, sizeof(ice->eeprom));
1584         return 0;
1585 }
1586
1587 static const struct snd_kcontrol_new snd_vt1724_eeprom = {
1588         .iface = SNDRV_CTL_ELEM_IFACE_CARD,
1589         .name = "ICE1724 EEPROM",
1590         .access = SNDRV_CTL_ELEM_ACCESS_READ,
1591         .info = snd_vt1724_eeprom_info,
1592         .get = snd_vt1724_eeprom_get
1593 };
1594
1595 /*
1596  */
1597 static int snd_vt1724_spdif_info(struct snd_kcontrol *kcontrol,
1598                                  struct snd_ctl_elem_info *uinfo)
1599 {
1600         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1601         uinfo->count = 1;
1602         return 0;
1603 }
1604
1605 static unsigned int encode_spdif_bits(struct snd_aes_iec958 *diga)
1606 {
1607         unsigned int val, rbits;
1608
1609         val = diga->status[0] & 0x03; /* professional, non-audio */
1610         if (val & 0x01) {
1611                 /* professional */
1612                 if ((diga->status[0] & IEC958_AES0_PRO_EMPHASIS) ==
1613                     IEC958_AES0_PRO_EMPHASIS_5015)
1614                         val |= 1U << 3;
1615                 rbits = (diga->status[4] >> 3) & 0x0f;
1616                 if (rbits) {
1617                         switch (rbits) {
1618                         case 2: val |= 5 << 12; break; /* 96k */
1619                         case 3: val |= 6 << 12; break; /* 192k */
1620                         case 10: val |= 4 << 12; break; /* 88.2k */
1621                         case 11: val |= 7 << 12; break; /* 176.4k */
1622                         }
1623                 } else {
1624                         switch (diga->status[0] & IEC958_AES0_PRO_FS) {
1625                         case IEC958_AES0_PRO_FS_44100:
1626                                 break;
1627                         case IEC958_AES0_PRO_FS_32000:
1628                                 val |= 3U << 12;
1629                                 break;
1630                         default:
1631                                 val |= 2U << 12;
1632                                 break;
1633                         }
1634                 }
1635         } else {
1636                 /* consumer */
1637                 val |= diga->status[1] & 0x04; /* copyright */
1638                 if ((diga->status[0] & IEC958_AES0_CON_EMPHASIS) ==
1639                     IEC958_AES0_CON_EMPHASIS_5015)
1640                         val |= 1U << 3;
1641                 val |= (unsigned int)(diga->status[1] & 0x3f) << 4; /* category */
1642                 val |= (unsigned int)(diga->status[3] & IEC958_AES3_CON_FS) << 12; /* fs */
1643         }
1644         return val;
1645 }
1646
1647 static void decode_spdif_bits(struct snd_aes_iec958 *diga, unsigned int val)
1648 {
1649         memset(diga->status, 0, sizeof(diga->status));
1650         diga->status[0] = val & 0x03; /* professional, non-audio */
1651         if (val & 0x01) {
1652                 /* professional */
1653                 if (val & (1U << 3))
1654                         diga->status[0] |= IEC958_AES0_PRO_EMPHASIS_5015;
1655                 switch ((val >> 12) & 0x7) {
1656                 case 0:
1657                         break;
1658                 case 2:
1659                         diga->status[0] |= IEC958_AES0_PRO_FS_32000;
1660                         break;
1661                 default:
1662                         diga->status[0] |= IEC958_AES0_PRO_FS_48000;
1663                         break;
1664                 }
1665         } else {
1666                 /* consumer */
1667                 diga->status[0] |= val & (1U << 2); /* copyright */
1668                 if (val & (1U << 3))
1669                         diga->status[0] |= IEC958_AES0_CON_EMPHASIS_5015;
1670                 diga->status[1] |= (val >> 4) & 0x3f; /* category */
1671                 diga->status[3] |= (val >> 12) & 0x07; /* fs */
1672         }
1673 }
1674
1675 static int snd_vt1724_spdif_default_get(struct snd_kcontrol *kcontrol,
1676                                         struct snd_ctl_elem_value *ucontrol)
1677 {
1678         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1679         unsigned int val;
1680         val = inw(ICEMT1724(ice, SPDIF_CTRL));
1681         decode_spdif_bits(&ucontrol->value.iec958, val);
1682         return 0;
1683 }
1684
1685 static int snd_vt1724_spdif_default_put(struct snd_kcontrol *kcontrol,
1686                                          struct snd_ctl_elem_value *ucontrol)
1687 {
1688         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1689         unsigned int val, old;
1690
1691         val = encode_spdif_bits(&ucontrol->value.iec958);
1692         spin_lock_irq(&ice->reg_lock);
1693         old = inw(ICEMT1724(ice, SPDIF_CTRL));
1694         if (val != old)
1695                 update_spdif_bits(ice, val);
1696         spin_unlock_irq(&ice->reg_lock);
1697         return val != old;
1698 }
1699
1700 static const struct snd_kcontrol_new snd_vt1724_spdif_default =
1701 {
1702         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1703         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
1704         .info =         snd_vt1724_spdif_info,
1705         .get =          snd_vt1724_spdif_default_get,
1706         .put =          snd_vt1724_spdif_default_put
1707 };
1708
1709 static int snd_vt1724_spdif_maskc_get(struct snd_kcontrol *kcontrol,
1710                                        struct snd_ctl_elem_value *ucontrol)
1711 {
1712         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1713                                                      IEC958_AES0_PROFESSIONAL |
1714                                                      IEC958_AES0_CON_NOT_COPYRIGHT |
1715                                                      IEC958_AES0_CON_EMPHASIS;
1716         ucontrol->value.iec958.status[1] = IEC958_AES1_CON_ORIGINAL |
1717                                                      IEC958_AES1_CON_CATEGORY;
1718         ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS;
1719         return 0;
1720 }
1721
1722 static int snd_vt1724_spdif_maskp_get(struct snd_kcontrol *kcontrol,
1723                                        struct snd_ctl_elem_value *ucontrol)
1724 {
1725         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1726                                                      IEC958_AES0_PROFESSIONAL |
1727                                                      IEC958_AES0_PRO_FS |
1728                                                      IEC958_AES0_PRO_EMPHASIS;
1729         return 0;
1730 }
1731
1732 static const struct snd_kcontrol_new snd_vt1724_spdif_maskc =
1733 {
1734         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1735         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1736         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK),
1737         .info =         snd_vt1724_spdif_info,
1738         .get =          snd_vt1724_spdif_maskc_get,
1739 };
1740
1741 static const struct snd_kcontrol_new snd_vt1724_spdif_maskp =
1742 {
1743         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1744         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1745         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, PRO_MASK),
1746         .info =         snd_vt1724_spdif_info,
1747         .get =          snd_vt1724_spdif_maskp_get,
1748 };
1749
1750 #define snd_vt1724_spdif_sw_info                snd_ctl_boolean_mono_info
1751
1752 static int snd_vt1724_spdif_sw_get(struct snd_kcontrol *kcontrol,
1753                                    struct snd_ctl_elem_value *ucontrol)
1754 {
1755         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1756         ucontrol->value.integer.value[0] = inb(ICEREG1724(ice, SPDIF_CFG)) &
1757                 VT1724_CFG_SPDIF_OUT_EN ? 1 : 0;
1758         return 0;
1759 }
1760
1761 static int snd_vt1724_spdif_sw_put(struct snd_kcontrol *kcontrol,
1762                                    struct snd_ctl_elem_value *ucontrol)
1763 {
1764         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1765         unsigned char old, val;
1766
1767         spin_lock_irq(&ice->reg_lock);
1768         old = val = inb(ICEREG1724(ice, SPDIF_CFG));
1769         val &= ~VT1724_CFG_SPDIF_OUT_EN;
1770         if (ucontrol->value.integer.value[0])
1771                 val |= VT1724_CFG_SPDIF_OUT_EN;
1772         if (old != val)
1773                 outb(val, ICEREG1724(ice, SPDIF_CFG));
1774         spin_unlock_irq(&ice->reg_lock);
1775         return old != val;
1776 }
1777
1778 static const struct snd_kcontrol_new snd_vt1724_spdif_switch =
1779 {
1780         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
1781         /* FIXME: the following conflict with IEC958 Playback Route */
1782         /* .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH), */
1783         .name =         SNDRV_CTL_NAME_IEC958("Output ", NONE, SWITCH),
1784         .info =         snd_vt1724_spdif_sw_info,
1785         .get =          snd_vt1724_spdif_sw_get,
1786         .put =          snd_vt1724_spdif_sw_put
1787 };
1788
1789
1790 #if 0 /* NOT USED YET */
1791 /*
1792  * GPIO access from extern
1793  */
1794
1795 #define snd_vt1724_gpio_info            snd_ctl_boolean_mono_info
1796
1797 int snd_vt1724_gpio_get(struct snd_kcontrol *kcontrol,
1798                         struct snd_ctl_elem_value *ucontrol)
1799 {
1800         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1801         int shift = kcontrol->private_value & 0xff;
1802         int invert = (kcontrol->private_value & (1<<24)) ? 1 : 0;
1803
1804         snd_ice1712_save_gpio_status(ice);
1805         ucontrol->value.integer.value[0] =
1806                 (snd_ice1712_gpio_read(ice) & (1 << shift) ? 1 : 0) ^ invert;
1807         snd_ice1712_restore_gpio_status(ice);
1808         return 0;
1809 }
1810
1811 int snd_ice1712_gpio_put(struct snd_kcontrol *kcontrol,
1812                          struct snd_ctl_elem_value *ucontrol)
1813 {
1814         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1815         int shift = kcontrol->private_value & 0xff;
1816         int invert = (kcontrol->private_value & (1<<24)) ? mask : 0;
1817         unsigned int val, nval;
1818
1819         if (kcontrol->private_value & (1 << 31))
1820                 return -EPERM;
1821         nval = (ucontrol->value.integer.value[0] ? (1 << shift) : 0) ^ invert;
1822         snd_ice1712_save_gpio_status(ice);
1823         val = snd_ice1712_gpio_read(ice);
1824         nval |= val & ~(1 << shift);
1825         if (val != nval)
1826                 snd_ice1712_gpio_write(ice, nval);
1827         snd_ice1712_restore_gpio_status(ice);
1828         return val != nval;
1829 }
1830 #endif /* NOT USED YET */
1831
1832 /*
1833  *  rate
1834  */
1835 static int snd_vt1724_pro_internal_clock_info(struct snd_kcontrol *kcontrol,
1836                                               struct snd_ctl_elem_info *uinfo)
1837 {
1838         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1839         int hw_rates_count = ice->hw_rates->count;
1840         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1841         uinfo->count = 1;
1842
1843         /* internal clocks */
1844         uinfo->value.enumerated.items = hw_rates_count;
1845         /* external clocks */
1846         if (ice->force_rdma1 ||
1847             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN))
1848                 uinfo->value.enumerated.items += ice->ext_clock_count;
1849         /* upper limit - keep at top */
1850         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1851                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1852         if (uinfo->value.enumerated.item >= hw_rates_count)
1853                 /* ext_clock items */
1854                 strcpy(uinfo->value.enumerated.name,
1855                                 ice->ext_clock_names[
1856                                 uinfo->value.enumerated.item - hw_rates_count]);
1857         else
1858                 /* int clock items */
1859                 sprintf(uinfo->value.enumerated.name, "%d",
1860                         ice->hw_rates->list[uinfo->value.enumerated.item]);
1861         return 0;
1862 }
1863
1864 static int snd_vt1724_pro_internal_clock_get(struct snd_kcontrol *kcontrol,
1865                                              struct snd_ctl_elem_value *ucontrol)
1866 {
1867         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1868         unsigned int i, rate;
1869
1870         spin_lock_irq(&ice->reg_lock);
1871         if (ice->is_spdif_master(ice)) {
1872                 ucontrol->value.enumerated.item[0] = ice->hw_rates->count +
1873                         ice->get_spdif_master_type(ice);
1874         } else {
1875                 rate = ice->get_rate(ice);
1876                 ucontrol->value.enumerated.item[0] = 0;
1877                 for (i = 0; i < ice->hw_rates->count; i++) {
1878                         if (ice->hw_rates->list[i] == rate) {
1879                                 ucontrol->value.enumerated.item[0] = i;
1880                                 break;
1881                         }
1882                 }
1883         }
1884         spin_unlock_irq(&ice->reg_lock);
1885         return 0;
1886 }
1887
1888 static int stdclock_get_spdif_master_type(struct snd_ice1712 *ice)
1889 {
1890         /* standard external clock - only single type - SPDIF IN */
1891         return 0;
1892 }
1893
1894 /* setting clock to external - SPDIF */
1895 static int stdclock_set_spdif_clock(struct snd_ice1712 *ice, int type)
1896 {
1897         unsigned char oval;
1898         unsigned char i2s_oval;
1899         oval = inb(ICEMT1724(ice, RATE));
1900         outb(oval | VT1724_SPDIF_MASTER, ICEMT1724(ice, RATE));
1901         /* setting 256fs */
1902         i2s_oval = inb(ICEMT1724(ice, I2S_FORMAT));
1903         outb(i2s_oval & ~VT1724_MT_I2S_MCLK_128X, ICEMT1724(ice, I2S_FORMAT));
1904         return 0;
1905 }
1906
1907
1908 static int snd_vt1724_pro_internal_clock_put(struct snd_kcontrol *kcontrol,
1909                                              struct snd_ctl_elem_value *ucontrol)
1910 {
1911         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1912         unsigned int old_rate, new_rate;
1913         unsigned int item = ucontrol->value.enumerated.item[0];
1914         unsigned int first_ext_clock = ice->hw_rates->count;
1915
1916         if (item >  first_ext_clock + ice->ext_clock_count - 1)
1917                 return -EINVAL;
1918
1919         /* if rate = 0 => external clock */
1920         spin_lock_irq(&ice->reg_lock);
1921         if (ice->is_spdif_master(ice))
1922                 old_rate = 0;
1923         else
1924                 old_rate = ice->get_rate(ice);
1925         if (item >= first_ext_clock) {
1926                 /* switching to external clock */
1927                 ice->set_spdif_clock(ice, item - first_ext_clock);
1928                 new_rate = 0;
1929         } else {
1930                 /* internal on-card clock */
1931                 new_rate = ice->hw_rates->list[item];
1932                 ice->pro_rate_default = new_rate;
1933                 spin_unlock_irq(&ice->reg_lock);
1934                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 1);
1935                 spin_lock_irq(&ice->reg_lock);
1936         }
1937         spin_unlock_irq(&ice->reg_lock);
1938
1939         /* the first switch to the ext. clock mode? */
1940         if (old_rate != new_rate && !new_rate) {
1941                 /* notify akm chips as well */
1942                 unsigned int i;
1943                 if (ice->gpio.set_pro_rate)
1944                         ice->gpio.set_pro_rate(ice, 0);
1945                 for (i = 0; i < ice->akm_codecs; i++) {
1946                         if (ice->akm[i].ops.set_rate_val)
1947                                 ice->akm[i].ops.set_rate_val(&ice->akm[i], 0);
1948                 }
1949         }
1950         return old_rate != new_rate;
1951 }
1952
1953 static const struct snd_kcontrol_new snd_vt1724_pro_internal_clock = {
1954         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1955         .name = "Multi Track Internal Clock",
1956         .info = snd_vt1724_pro_internal_clock_info,
1957         .get = snd_vt1724_pro_internal_clock_get,
1958         .put = snd_vt1724_pro_internal_clock_put
1959 };
1960
1961 #define snd_vt1724_pro_rate_locking_info        snd_ctl_boolean_mono_info
1962
1963 static int snd_vt1724_pro_rate_locking_get(struct snd_kcontrol *kcontrol,
1964                                            struct snd_ctl_elem_value *ucontrol)
1965 {
1966         ucontrol->value.integer.value[0] = PRO_RATE_LOCKED;
1967         return 0;
1968 }
1969
1970 static int snd_vt1724_pro_rate_locking_put(struct snd_kcontrol *kcontrol,
1971                                            struct snd_ctl_elem_value *ucontrol)
1972 {
1973         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1974         int change = 0, nval;
1975
1976         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1977         spin_lock_irq(&ice->reg_lock);
1978         change = PRO_RATE_LOCKED != nval;
1979         PRO_RATE_LOCKED = nval;
1980         spin_unlock_irq(&ice->reg_lock);
1981         return change;
1982 }
1983
1984 static const struct snd_kcontrol_new snd_vt1724_pro_rate_locking = {
1985         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1986         .name = "Multi Track Rate Locking",
1987         .info = snd_vt1724_pro_rate_locking_info,
1988         .get = snd_vt1724_pro_rate_locking_get,
1989         .put = snd_vt1724_pro_rate_locking_put
1990 };
1991
1992 #define snd_vt1724_pro_rate_reset_info          snd_ctl_boolean_mono_info
1993
1994 static int snd_vt1724_pro_rate_reset_get(struct snd_kcontrol *kcontrol,
1995                                          struct snd_ctl_elem_value *ucontrol)
1996 {
1997         ucontrol->value.integer.value[0] = PRO_RATE_RESET ? 1 : 0;
1998         return 0;
1999 }
2000
2001 static int snd_vt1724_pro_rate_reset_put(struct snd_kcontrol *kcontrol,
2002                                          struct snd_ctl_elem_value *ucontrol)
2003 {
2004         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2005         int change = 0, nval;
2006
2007         nval = ucontrol->value.integer.value[0] ? 1 : 0;
2008         spin_lock_irq(&ice->reg_lock);
2009         change = PRO_RATE_RESET != nval;
2010         PRO_RATE_RESET = nval;
2011         spin_unlock_irq(&ice->reg_lock);
2012         return change;
2013 }
2014
2015 static const struct snd_kcontrol_new snd_vt1724_pro_rate_reset = {
2016         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2017         .name = "Multi Track Rate Reset",
2018         .info = snd_vt1724_pro_rate_reset_info,
2019         .get = snd_vt1724_pro_rate_reset_get,
2020         .put = snd_vt1724_pro_rate_reset_put
2021 };
2022
2023
2024 /*
2025  * routing
2026  */
2027 static int snd_vt1724_pro_route_info(struct snd_kcontrol *kcontrol,
2028                                      struct snd_ctl_elem_info *uinfo)
2029 {
2030         static const char * const texts[] = {
2031                 "PCM Out", /* 0 */
2032                 "H/W In 0", "H/W In 1", /* 1-2 */
2033                 "IEC958 In L", "IEC958 In R", /* 3-4 */
2034         };
2035
2036         return snd_ctl_enum_info(uinfo, 1, 5, texts);
2037 }
2038
2039 static inline int analog_route_shift(int idx)
2040 {
2041         return (idx % 2) * 12 + ((idx / 2) * 3) + 8;
2042 }
2043
2044 static inline int digital_route_shift(int idx)
2045 {
2046         return idx * 3;
2047 }
2048
2049 int snd_ice1724_get_route_val(struct snd_ice1712 *ice, int shift)
2050 {
2051         unsigned long val;
2052         unsigned char eitem;
2053         static const unsigned char xlate[8] = {
2054                 0, 255, 1, 2, 255, 255, 3, 4,
2055         };
2056
2057         val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
2058         val >>= shift;
2059         val &= 7; /* we now have 3 bits per output */
2060         eitem = xlate[val];
2061         if (eitem == 255) {
2062                 snd_BUG();
2063                 return 0;
2064         }
2065         return eitem;
2066 }
2067
2068 int snd_ice1724_put_route_val(struct snd_ice1712 *ice, unsigned int val,
2069                                                                 int shift)
2070 {
2071         unsigned int old_val, nval;
2072         int change;
2073         static const unsigned char xroute[8] = {
2074                 0, /* PCM */
2075                 2, /* PSDIN0 Left */
2076                 3, /* PSDIN0 Right */
2077                 6, /* SPDIN Left */
2078                 7, /* SPDIN Right */
2079         };
2080
2081         nval = xroute[val % 5];
2082         val = old_val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
2083         val &= ~(0x07 << shift);
2084         val |= nval << shift;
2085         change = val != old_val;
2086         if (change)
2087                 outl(val, ICEMT1724(ice, ROUTE_PLAYBACK));
2088         return change;
2089 }
2090
2091 static int snd_vt1724_pro_route_analog_get(struct snd_kcontrol *kcontrol,
2092                                            struct snd_ctl_elem_value *ucontrol)
2093 {
2094         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2095         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2096         ucontrol->value.enumerated.item[0] =
2097                 snd_ice1724_get_route_val(ice, analog_route_shift(idx));
2098         return 0;
2099 }
2100
2101 static int snd_vt1724_pro_route_analog_put(struct snd_kcontrol *kcontrol,
2102                                            struct snd_ctl_elem_value *ucontrol)
2103 {
2104         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2105         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2106         return snd_ice1724_put_route_val(ice,
2107                                          ucontrol->value.enumerated.item[0],
2108                                          analog_route_shift(idx));
2109 }
2110
2111 static int snd_vt1724_pro_route_spdif_get(struct snd_kcontrol *kcontrol,
2112                                           struct snd_ctl_elem_value *ucontrol)
2113 {
2114         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2115         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2116         ucontrol->value.enumerated.item[0] =
2117                 snd_ice1724_get_route_val(ice, digital_route_shift(idx));
2118         return 0;
2119 }
2120
2121 static int snd_vt1724_pro_route_spdif_put(struct snd_kcontrol *kcontrol,
2122                                           struct snd_ctl_elem_value *ucontrol)
2123 {
2124         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2125         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2126         return snd_ice1724_put_route_val(ice,
2127                                          ucontrol->value.enumerated.item[0],
2128                                          digital_route_shift(idx));
2129 }
2130
2131 static const struct snd_kcontrol_new snd_vt1724_mixer_pro_analog_route =
2132 {
2133         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2134         .name = "H/W Playback Route",
2135         .info = snd_vt1724_pro_route_info,
2136         .get = snd_vt1724_pro_route_analog_get,
2137         .put = snd_vt1724_pro_route_analog_put,
2138 };
2139
2140 static const struct snd_kcontrol_new snd_vt1724_mixer_pro_spdif_route = {
2141         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2142         .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, NONE) "Route",
2143         .info = snd_vt1724_pro_route_info,
2144         .get = snd_vt1724_pro_route_spdif_get,
2145         .put = snd_vt1724_pro_route_spdif_put,
2146         .count = 2,
2147 };
2148
2149
2150 static int snd_vt1724_pro_peak_info(struct snd_kcontrol *kcontrol,
2151                                     struct snd_ctl_elem_info *uinfo)
2152 {
2153         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2154         uinfo->count = 22; /* FIXME: for compatibility with ice1712... */
2155         uinfo->value.integer.min = 0;
2156         uinfo->value.integer.max = 255;
2157         return 0;
2158 }
2159
2160 static int snd_vt1724_pro_peak_get(struct snd_kcontrol *kcontrol,
2161                                    struct snd_ctl_elem_value *ucontrol)
2162 {
2163         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2164         int idx;
2165
2166         spin_lock_irq(&ice->reg_lock);
2167         for (idx = 0; idx < 22; idx++) {
2168                 outb(idx, ICEMT1724(ice, MONITOR_PEAKINDEX));
2169                 ucontrol->value.integer.value[idx] =
2170                         inb(ICEMT1724(ice, MONITOR_PEAKDATA));
2171         }
2172         spin_unlock_irq(&ice->reg_lock);
2173         return 0;
2174 }
2175
2176 static const struct snd_kcontrol_new snd_vt1724_mixer_pro_peak = {
2177         .iface = SNDRV_CTL_ELEM_IFACE_PCM,
2178         .name = "Multi Track Peak",
2179         .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2180         .info = snd_vt1724_pro_peak_info,
2181         .get = snd_vt1724_pro_peak_get
2182 };
2183
2184 /*
2185  *
2186  */
2187
2188 static struct snd_ice1712_card_info no_matched;
2189
2190
2191 /*
2192   ooAoo cards with no controls
2193 */
2194 static unsigned char ooaoo_sq210_eeprom[] = {
2195         [ICE_EEP2_SYSCONF]     = 0x4c,  /* 49MHz crystal, no mpu401, no ADC,
2196                                            1xDACs */
2197         [ICE_EEP2_ACLINK]      = 0x80,  /* I2S */
2198         [ICE_EEP2_I2S]         = 0x78,  /* no volume, 96k, 24bit, 192k */
2199         [ICE_EEP2_SPDIF]       = 0xc1,  /* out-en, out-int, out-ext */
2200         [ICE_EEP2_GPIO_DIR]    = 0x00,  /* no GPIOs are used */
2201         [ICE_EEP2_GPIO_DIR1]   = 0x00,
2202         [ICE_EEP2_GPIO_DIR2]   = 0x00,
2203         [ICE_EEP2_GPIO_MASK]   = 0xff,
2204         [ICE_EEP2_GPIO_MASK1]  = 0xff,
2205         [ICE_EEP2_GPIO_MASK2]  = 0xff,
2206
2207         [ICE_EEP2_GPIO_STATE]  = 0x00, /* inputs */
2208         [ICE_EEP2_GPIO_STATE1] = 0x00, /* all 1, but GPIO_CPLD_RW
2209                                           and GPIO15 always zero */
2210         [ICE_EEP2_GPIO_STATE2] = 0x00, /* inputs */
2211 };
2212
2213
2214 static struct snd_ice1712_card_info snd_vt1724_ooaoo_cards[] = {
2215         {
2216                 .name = "ooAoo SQ210a",
2217                 .model = "sq210a",
2218                 .eeprom_size = sizeof(ooaoo_sq210_eeprom),
2219                 .eeprom_data = ooaoo_sq210_eeprom,
2220         },
2221         { } /* terminator */
2222 };
2223
2224 static struct snd_ice1712_card_info *card_tables[] = {
2225         snd_vt1724_revo_cards,
2226         snd_vt1724_amp_cards,
2227         snd_vt1724_aureon_cards,
2228         snd_vt1720_mobo_cards,
2229         snd_vt1720_pontis_cards,
2230         snd_vt1724_prodigy_hifi_cards,
2231         snd_vt1724_prodigy192_cards,
2232         snd_vt1724_juli_cards,
2233         snd_vt1724_maya44_cards,
2234         snd_vt1724_phase_cards,
2235         snd_vt1724_wtm_cards,
2236         snd_vt1724_se_cards,
2237         snd_vt1724_qtet_cards,
2238         snd_vt1724_ooaoo_cards,
2239         snd_vt1724_psc724_cards,
2240         NULL,
2241 };
2242
2243
2244 /*
2245  */
2246
2247 static void wait_i2c_busy(struct snd_ice1712 *ice)
2248 {
2249         int t = 0x10000;
2250         while ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_BUSY) && t--)
2251                 ;
2252         if (t == -1)
2253                 dev_err(ice->card->dev, "i2c busy timeout\n");
2254 }
2255
2256 unsigned char snd_vt1724_read_i2c(struct snd_ice1712 *ice,
2257                                   unsigned char dev, unsigned char addr)
2258 {
2259         unsigned char val;
2260
2261         mutex_lock(&ice->i2c_mutex);
2262         wait_i2c_busy(ice);
2263         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2264         outb(dev & ~VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2265         wait_i2c_busy(ice);
2266         val = inb(ICEREG1724(ice, I2C_DATA));
2267         mutex_unlock(&ice->i2c_mutex);
2268         /*
2269         dev_dbg(ice->card->dev, "i2c_read: [0x%x,0x%x] = 0x%x\n", dev, addr, val);
2270         */
2271         return val;
2272 }
2273
2274 void snd_vt1724_write_i2c(struct snd_ice1712 *ice,
2275                           unsigned char dev, unsigned char addr, unsigned char data)
2276 {
2277         mutex_lock(&ice->i2c_mutex);
2278         wait_i2c_busy(ice);
2279         /*
2280         dev_dbg(ice->card->dev, "i2c_write: [0x%x,0x%x] = 0x%x\n", dev, addr, data);
2281         */
2282         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2283         outb(data, ICEREG1724(ice, I2C_DATA));
2284         outb(dev | VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2285         wait_i2c_busy(ice);
2286         mutex_unlock(&ice->i2c_mutex);
2287 }
2288
2289 static int snd_vt1724_read_eeprom(struct snd_ice1712 *ice,
2290                                   const char *modelname)
2291 {
2292         const int dev = 0xa0;           /* EEPROM device address */
2293         unsigned int i, size;
2294         struct snd_ice1712_card_info * const *tbl, *c;
2295
2296         if (!modelname || !*modelname) {
2297                 ice->eeprom.subvendor = 0;
2298                 if ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_EEPROM) != 0)
2299                         ice->eeprom.subvendor =
2300                                 (snd_vt1724_read_i2c(ice, dev, 0x00) << 0) |
2301                                 (snd_vt1724_read_i2c(ice, dev, 0x01) << 8) |
2302                                 (snd_vt1724_read_i2c(ice, dev, 0x02) << 16) |
2303                                 (snd_vt1724_read_i2c(ice, dev, 0x03) << 24);
2304                 if (ice->eeprom.subvendor == 0 ||
2305                     ice->eeprom.subvendor == (unsigned int)-1) {
2306                         /* invalid subvendor from EEPROM, try the PCI
2307                          * subststem ID instead
2308                          */
2309                         u16 vendor, device;
2310                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_VENDOR_ID,
2311                                              &vendor);
2312                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_ID, &device);
2313                         ice->eeprom.subvendor =
2314                                 ((unsigned int)swab16(vendor) << 16) | swab16(device);
2315                         if (ice->eeprom.subvendor == 0 ||
2316                             ice->eeprom.subvendor == (unsigned int)-1) {
2317                                 dev_err(ice->card->dev,
2318                                         "No valid ID is found\n");
2319                                 return -ENXIO;
2320                         }
2321                 }
2322         }
2323         for (tbl = card_tables; *tbl; tbl++) {
2324                 for (c = *tbl; c->name; c++) {
2325                         if (modelname && c->model &&
2326                             !strcmp(modelname, c->model)) {
2327                                 dev_info(ice->card->dev,
2328                                          "Using board model %s\n",
2329                                        c->name);
2330                                 ice->eeprom.subvendor = c->subvendor;
2331                         } else if (c->subvendor != ice->eeprom.subvendor)
2332                                 continue;
2333                         ice->card_info = c;
2334                         if (!c->eeprom_size || !c->eeprom_data)
2335                                 goto found;
2336                         /* if the EEPROM is given by the driver, use it */
2337                         dev_dbg(ice->card->dev, "using the defined eeprom..\n");
2338                         ice->eeprom.version = 2;
2339                         ice->eeprom.size = c->eeprom_size + 6;
2340                         memcpy(ice->eeprom.data, c->eeprom_data, c->eeprom_size);
2341                         goto read_skipped;
2342                 }
2343         }
2344         dev_warn(ice->card->dev, "No matching model found for ID 0x%x\n",
2345                ice->eeprom.subvendor);
2346 #ifdef CONFIG_PM_SLEEP
2347         /* assume AC97-only card which can suspend without additional code */
2348         ice->pm_suspend_enabled = 1;
2349 #endif
2350
2351  found:
2352         ice->eeprom.size = snd_vt1724_read_i2c(ice, dev, 0x04);
2353         if (ice->eeprom.size < 6)
2354                 ice->eeprom.size = 32;
2355         else if (ice->eeprom.size > 32) {
2356                 dev_err(ice->card->dev, "Invalid EEPROM (size = %i)\n",
2357                        ice->eeprom.size);
2358                 return -EIO;
2359         }
2360         ice->eeprom.version = snd_vt1724_read_i2c(ice, dev, 0x05);
2361         if (ice->eeprom.version != 1 && ice->eeprom.version != 2)
2362                 dev_warn(ice->card->dev, "Invalid EEPROM version %i\n",
2363                        ice->eeprom.version);
2364         size = ice->eeprom.size - 6;
2365         for (i = 0; i < size; i++)
2366                 ice->eeprom.data[i] = snd_vt1724_read_i2c(ice, dev, i + 6);
2367
2368  read_skipped:
2369         ice->eeprom.gpiomask = eeprom_triple(ice, ICE_EEP2_GPIO_MASK);
2370         ice->eeprom.gpiostate = eeprom_triple(ice, ICE_EEP2_GPIO_STATE);
2371         ice->eeprom.gpiodir = eeprom_triple(ice, ICE_EEP2_GPIO_DIR);
2372
2373         return 0;
2374 }
2375
2376
2377
2378 static void snd_vt1724_chip_reset(struct snd_ice1712 *ice)
2379 {
2380         outb(VT1724_RESET , ICEREG1724(ice, CONTROL));
2381         inb(ICEREG1724(ice, CONTROL)); /* pci posting flush */
2382         msleep(10);
2383         outb(0, ICEREG1724(ice, CONTROL));
2384         inb(ICEREG1724(ice, CONTROL)); /* pci posting flush */
2385         msleep(10);
2386 }
2387
2388 static int snd_vt1724_chip_init(struct snd_ice1712 *ice)
2389 {
2390         outb(ice->eeprom.data[ICE_EEP2_SYSCONF], ICEREG1724(ice, SYS_CFG));
2391         outb(ice->eeprom.data[ICE_EEP2_ACLINK], ICEREG1724(ice, AC97_CFG));
2392         outb(ice->eeprom.data[ICE_EEP2_I2S], ICEREG1724(ice, I2S_FEATURES));
2393         outb(ice->eeprom.data[ICE_EEP2_SPDIF], ICEREG1724(ice, SPDIF_CFG));
2394
2395         ice->gpio.write_mask = ice->eeprom.gpiomask;
2396         ice->gpio.direction = ice->eeprom.gpiodir;
2397         snd_vt1724_set_gpio_mask(ice, ice->eeprom.gpiomask);
2398         snd_vt1724_set_gpio_dir(ice, ice->eeprom.gpiodir);
2399         snd_vt1724_set_gpio_data(ice, ice->eeprom.gpiostate);
2400
2401         outb(0, ICEREG1724(ice, POWERDOWN));
2402
2403         /* MPU_RX and TX irq masks are cleared later dynamically */
2404         outb(VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX , ICEREG1724(ice, IRQMASK));
2405
2406         /* don't handle FIFO overrun/underruns (just yet),
2407          * since they cause machine lockups
2408          */
2409         outb(VT1724_MULTI_FIFO_ERR, ICEMT1724(ice, DMA_INT_MASK));
2410
2411         return 0;
2412 }
2413
2414 static int snd_vt1724_spdif_build_controls(struct snd_ice1712 *ice)
2415 {
2416         int err;
2417         struct snd_kcontrol *kctl;
2418
2419         if (snd_BUG_ON(!ice->pcm))
2420                 return -EIO;
2421
2422         if (!ice->own_routing) {
2423                 err = snd_ctl_add(ice->card,
2424                         snd_ctl_new1(&snd_vt1724_mixer_pro_spdif_route, ice));
2425                 if (err < 0)
2426                         return err;
2427         }
2428
2429         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_spdif_switch, ice));
2430         if (err < 0)
2431                 return err;
2432
2433         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_default, ice));
2434         if (err < 0)
2435                 return err;
2436         kctl->id.device = ice->pcm->device;
2437         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskc, ice));
2438         if (err < 0)
2439                 return err;
2440         kctl->id.device = ice->pcm->device;
2441         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskp, ice));
2442         if (err < 0)
2443                 return err;
2444         kctl->id.device = ice->pcm->device;
2445 #if 0 /* use default only */
2446         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_stream, ice));
2447         if (err < 0)
2448                 return err;
2449         kctl->id.device = ice->pcm->device;
2450         ice->spdif.stream_ctl = kctl;
2451 #endif
2452         return 0;
2453 }
2454
2455
2456 static int snd_vt1724_build_controls(struct snd_ice1712 *ice)
2457 {
2458         int err;
2459
2460         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_eeprom, ice));
2461         if (err < 0)
2462                 return err;
2463         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_internal_clock, ice));
2464         if (err < 0)
2465                 return err;
2466
2467         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_locking, ice));
2468         if (err < 0)
2469                 return err;
2470         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_reset, ice));
2471         if (err < 0)
2472                 return err;
2473
2474         if (!ice->own_routing && ice->num_total_dacs > 0) {
2475                 struct snd_kcontrol_new tmp = snd_vt1724_mixer_pro_analog_route;
2476                 tmp.count = ice->num_total_dacs;
2477                 if (ice->vt1720 && tmp.count > 2)
2478                         tmp.count = 2;
2479                 err = snd_ctl_add(ice->card, snd_ctl_new1(&tmp, ice));
2480                 if (err < 0)
2481                         return err;
2482         }
2483
2484         return snd_ctl_add(ice->card,
2485                            snd_ctl_new1(&snd_vt1724_mixer_pro_peak, ice));
2486 }
2487
2488 static int snd_vt1724_free(struct snd_ice1712 *ice)
2489 {
2490         if (!ice->port)
2491                 goto __hw_end;
2492         /* mask all interrupts */
2493         outb(0xff, ICEMT1724(ice, DMA_INT_MASK));
2494         outb(0xff, ICEREG1724(ice, IRQMASK));
2495         /* --- */
2496 __hw_end:
2497         if (ice->irq >= 0)
2498                 free_irq(ice->irq, ice);
2499         pci_release_regions(ice->pci);
2500         snd_ice1712_akm4xxx_free(ice);
2501         pci_disable_device(ice->pci);
2502         kfree(ice->spec);
2503         kfree(ice);
2504         return 0;
2505 }
2506
2507 static int snd_vt1724_dev_free(struct snd_device *device)
2508 {
2509         struct snd_ice1712 *ice = device->device_data;
2510         return snd_vt1724_free(ice);
2511 }
2512
2513 static int snd_vt1724_create(struct snd_card *card,
2514                              struct pci_dev *pci,
2515                              const char *modelname,
2516                              struct snd_ice1712 **r_ice1712)
2517 {
2518         struct snd_ice1712 *ice;
2519         int err;
2520         static struct snd_device_ops ops = {
2521                 .dev_free =     snd_vt1724_dev_free,
2522         };
2523
2524         *r_ice1712 = NULL;
2525
2526         /* enable PCI device */
2527         err = pci_enable_device(pci);
2528         if (err < 0)
2529                 return err;
2530
2531         ice = kzalloc(sizeof(*ice), GFP_KERNEL);
2532         if (ice == NULL) {
2533                 pci_disable_device(pci);
2534                 return -ENOMEM;
2535         }
2536         ice->vt1724 = 1;
2537         spin_lock_init(&ice->reg_lock);
2538         mutex_init(&ice->gpio_mutex);
2539         mutex_init(&ice->open_mutex);
2540         mutex_init(&ice->i2c_mutex);
2541         ice->gpio.set_mask = snd_vt1724_set_gpio_mask;
2542         ice->gpio.get_mask = snd_vt1724_get_gpio_mask;
2543         ice->gpio.set_dir = snd_vt1724_set_gpio_dir;
2544         ice->gpio.get_dir = snd_vt1724_get_gpio_dir;
2545         ice->gpio.set_data = snd_vt1724_set_gpio_data;
2546         ice->gpio.get_data = snd_vt1724_get_gpio_data;
2547         ice->card = card;
2548         ice->pci = pci;
2549         ice->irq = -1;
2550         pci_set_master(pci);
2551         snd_vt1724_proc_init(ice);
2552         synchronize_irq(pci->irq);
2553
2554         card->private_data = ice;
2555
2556         err = pci_request_regions(pci, "ICE1724");
2557         if (err < 0) {
2558                 kfree(ice);
2559                 pci_disable_device(pci);
2560                 return err;
2561         }
2562         ice->port = pci_resource_start(pci, 0);
2563         ice->profi_port = pci_resource_start(pci, 1);
2564
2565         if (request_irq(pci->irq, snd_vt1724_interrupt,
2566                         IRQF_SHARED, KBUILD_MODNAME, ice)) {
2567                 dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
2568                 snd_vt1724_free(ice);
2569                 return -EIO;
2570         }
2571
2572         ice->irq = pci->irq;
2573
2574         snd_vt1724_chip_reset(ice);
2575         if (snd_vt1724_read_eeprom(ice, modelname) < 0) {
2576                 snd_vt1724_free(ice);
2577                 return -EIO;
2578         }
2579         if (snd_vt1724_chip_init(ice) < 0) {
2580                 snd_vt1724_free(ice);
2581                 return -EIO;
2582         }
2583
2584         err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ice, &ops);
2585         if (err < 0) {
2586                 snd_vt1724_free(ice);
2587                 return err;
2588         }
2589
2590         *r_ice1712 = ice;
2591         return 0;
2592 }
2593
2594
2595 /*
2596  *
2597  * Registration
2598  *
2599  */
2600
2601 static int snd_vt1724_probe(struct pci_dev *pci,
2602                             const struct pci_device_id *pci_id)
2603 {
2604         static int dev;
2605         struct snd_card *card;
2606         struct snd_ice1712 *ice;
2607         int pcm_dev = 0, err;
2608         struct snd_ice1712_card_info * const *tbl, *c;
2609
2610         if (dev >= SNDRV_CARDS)
2611                 return -ENODEV;
2612         if (!enable[dev]) {
2613                 dev++;
2614                 return -ENOENT;
2615         }
2616
2617         err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
2618                            0, &card);
2619         if (err < 0)
2620                 return err;
2621
2622         strcpy(card->driver, "ICE1724");
2623         strcpy(card->shortname, "ICEnsemble ICE1724");
2624
2625         err = snd_vt1724_create(card, pci, model[dev], &ice);
2626         if (err < 0) {
2627                 snd_card_free(card);
2628                 return err;
2629         }
2630
2631         /* field init before calling chip_init */
2632         ice->ext_clock_count = 0;
2633
2634         for (tbl = card_tables; *tbl; tbl++) {
2635                 for (c = *tbl; c->name; c++) {
2636                         if ((model[dev] && c->model &&
2637                              !strcmp(model[dev], c->model)) ||
2638                             (c->subvendor == ice->eeprom.subvendor)) {
2639                                 strcpy(card->shortname, c->name);
2640                                 if (c->driver) /* specific driver? */
2641                                         strcpy(card->driver, c->driver);
2642                                 if (c->chip_init) {
2643                                         err = c->chip_init(ice);
2644                                         if (err < 0) {
2645                                                 snd_card_free(card);
2646                                                 return err;
2647                                         }
2648                                 }
2649                                 goto __found;
2650                         }
2651                 }
2652         }
2653         c = &no_matched;
2654 __found:
2655         /*
2656         * VT1724 has separate DMAs for the analog and the SPDIF streams while
2657         * ICE1712 has only one for both (mixed up).
2658         *
2659         * Confusingly the analog PCM is named "professional" here because it
2660         * was called so in ice1712 driver, and vt1724 driver is derived from
2661         * ice1712 driver.
2662         */
2663         ice->pro_rate_default = PRO_RATE_DEFAULT;
2664         if (!ice->is_spdif_master)
2665                 ice->is_spdif_master = stdclock_is_spdif_master;
2666         if (!ice->get_rate)
2667                 ice->get_rate = stdclock_get_rate;
2668         if (!ice->set_rate)
2669                 ice->set_rate = stdclock_set_rate;
2670         if (!ice->set_mclk)
2671                 ice->set_mclk = stdclock_set_mclk;
2672         if (!ice->set_spdif_clock)
2673                 ice->set_spdif_clock = stdclock_set_spdif_clock;
2674         if (!ice->get_spdif_master_type)
2675                 ice->get_spdif_master_type = stdclock_get_spdif_master_type;
2676         if (!ice->ext_clock_names)
2677                 ice->ext_clock_names = ext_clock_names;
2678         if (!ice->ext_clock_count)
2679                 ice->ext_clock_count = ARRAY_SIZE(ext_clock_names);
2680
2681         if (!ice->hw_rates)
2682                 set_std_hw_rates(ice);
2683
2684         err = snd_vt1724_pcm_profi(ice, pcm_dev++);
2685         if (err < 0) {
2686                 snd_card_free(card);
2687                 return err;
2688         }
2689
2690         err = snd_vt1724_pcm_spdif(ice, pcm_dev++);
2691         if (err < 0) {
2692                 snd_card_free(card);
2693                 return err;
2694         }
2695
2696         err = snd_vt1724_pcm_indep(ice, pcm_dev++);
2697         if (err < 0) {
2698                 snd_card_free(card);
2699                 return err;
2700         }
2701
2702         err = snd_vt1724_ac97_mixer(ice);
2703         if (err < 0) {
2704                 snd_card_free(card);
2705                 return err;
2706         }
2707
2708         err = snd_vt1724_build_controls(ice);
2709         if (err < 0) {
2710                 snd_card_free(card);
2711                 return err;
2712         }
2713
2714         if (ice->pcm && ice->has_spdif) { /* has SPDIF I/O */
2715                 err = snd_vt1724_spdif_build_controls(ice);
2716                 if (err < 0) {
2717                         snd_card_free(card);
2718                         return err;
2719                 }
2720         }
2721
2722         if (c->build_controls) {
2723                 err = c->build_controls(ice);
2724                 if (err < 0) {
2725                         snd_card_free(card);
2726                         return err;
2727                 }
2728         }
2729
2730         if (!c->no_mpu401) {
2731                 if (ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_MPU401) {
2732                         struct snd_rawmidi *rmidi;
2733
2734                         err = snd_rawmidi_new(card, "MIDI", 0, 1, 1, &rmidi);
2735                         if (err < 0) {
2736                                 snd_card_free(card);
2737                                 return err;
2738                         }
2739                         ice->rmidi[0] = rmidi;
2740                         rmidi->private_data = ice;
2741                         strcpy(rmidi->name, "ICE1724 MIDI");
2742                         rmidi->info_flags = SNDRV_RAWMIDI_INFO_OUTPUT |
2743                                             SNDRV_RAWMIDI_INFO_INPUT |
2744                                             SNDRV_RAWMIDI_INFO_DUPLEX;
2745                         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT,
2746                                             &vt1724_midi_output_ops);
2747                         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT,
2748                                             &vt1724_midi_input_ops);
2749
2750                         /* set watermarks */
2751                         outb(VT1724_MPU_RX_FIFO | 0x1,
2752                              ICEREG1724(ice, MPU_FIFO_WM));
2753                         outb(0x1, ICEREG1724(ice, MPU_FIFO_WM));
2754                         /* set UART mode */
2755                         outb(VT1724_MPU_UART, ICEREG1724(ice, MPU_CTRL));
2756                 }
2757         }
2758
2759         sprintf(card->longname, "%s at 0x%lx, irq %i",
2760                 card->shortname, ice->port, ice->irq);
2761
2762         err = snd_card_register(card);
2763         if (err < 0) {
2764                 snd_card_free(card);
2765                 return err;
2766         }
2767         pci_set_drvdata(pci, card);
2768         dev++;
2769         return 0;
2770 }
2771
2772 static void snd_vt1724_remove(struct pci_dev *pci)
2773 {
2774         struct snd_card *card = pci_get_drvdata(pci);
2775         struct snd_ice1712 *ice = card->private_data;
2776
2777         if (ice->card_info && ice->card_info->chip_exit)
2778                 ice->card_info->chip_exit(ice);
2779         snd_card_free(card);
2780 }
2781
2782 #ifdef CONFIG_PM_SLEEP
2783 static int snd_vt1724_suspend(struct device *dev)
2784 {
2785         struct snd_card *card = dev_get_drvdata(dev);
2786         struct snd_ice1712 *ice = card->private_data;
2787
2788         if (!ice->pm_suspend_enabled)
2789                 return 0;
2790
2791         snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2792
2793         snd_ac97_suspend(ice->ac97);
2794
2795         spin_lock_irq(&ice->reg_lock);
2796         ice->pm_saved_is_spdif_master = ice->is_spdif_master(ice);
2797         ice->pm_saved_spdif_ctrl = inw(ICEMT1724(ice, SPDIF_CTRL));
2798         ice->pm_saved_spdif_cfg = inb(ICEREG1724(ice, SPDIF_CFG));
2799         ice->pm_saved_route = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
2800         spin_unlock_irq(&ice->reg_lock);
2801
2802         if (ice->pm_suspend)
2803                 ice->pm_suspend(ice);
2804         return 0;
2805 }
2806
2807 static int snd_vt1724_resume(struct device *dev)
2808 {
2809         struct snd_card *card = dev_get_drvdata(dev);
2810         struct snd_ice1712 *ice = card->private_data;
2811
2812         if (!ice->pm_suspend_enabled)
2813                 return 0;
2814
2815         snd_vt1724_chip_reset(ice);
2816
2817         if (snd_vt1724_chip_init(ice) < 0) {
2818                 snd_card_disconnect(card);
2819                 return -EIO;
2820         }
2821
2822         if (ice->pm_resume)
2823                 ice->pm_resume(ice);
2824
2825         if (ice->pm_saved_is_spdif_master) {
2826                 /* switching to external clock via SPDIF */
2827                 ice->set_spdif_clock(ice, 0);
2828         } else {
2829                 /* internal on-card clock */
2830                 int rate;
2831                 if (ice->cur_rate)
2832                         rate = ice->cur_rate;
2833                 else
2834                         rate = ice->pro_rate_default;
2835                 snd_vt1724_set_pro_rate(ice, rate, 1);
2836         }
2837
2838         update_spdif_bits(ice, ice->pm_saved_spdif_ctrl);
2839
2840         outb(ice->pm_saved_spdif_cfg, ICEREG1724(ice, SPDIF_CFG));
2841         outl(ice->pm_saved_route, ICEMT1724(ice, ROUTE_PLAYBACK));
2842
2843         snd_ac97_resume(ice->ac97);
2844
2845         snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2846         return 0;
2847 }
2848
2849 static SIMPLE_DEV_PM_OPS(snd_vt1724_pm, snd_vt1724_suspend, snd_vt1724_resume);
2850 #define SND_VT1724_PM_OPS       &snd_vt1724_pm
2851 #else
2852 #define SND_VT1724_PM_OPS       NULL
2853 #endif /* CONFIG_PM_SLEEP */
2854
2855 static struct pci_driver vt1724_driver = {
2856         .name = KBUILD_MODNAME,
2857         .id_table = snd_vt1724_ids,
2858         .probe = snd_vt1724_probe,
2859         .remove = snd_vt1724_remove,
2860         .driver = {
2861                 .pm = SND_VT1724_PM_OPS,
2862         },
2863 };
2864
2865 module_pci_driver(vt1724_driver);