IRQ: Maintain regs pointer globally rather than passing to IRQ handlers
[linux-2.6.git] / sound / pci / ymfpci / ymfpci_main.c
1 /*
2  *  Copyright (c) by Jaroslav Kysela <perex@suse.cz>
3  *  Routines for control of YMF724/740/744/754 chips
4  *
5  *  BUGS:
6  *    --
7  *
8  *  TODO:
9  *    --
10  *
11  *   This program is free software; you can redistribute it and/or modify
12  *   it under the terms of the GNU General Public License as published by
13  *   the Free Software Foundation; either version 2 of the License, or
14  *   (at your option) any later version.
15  *
16  *   This program is distributed in the hope that it will be useful,
17  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
18  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19  *   GNU General Public License for more details.
20  *
21  *   You should have received a copy of the GNU General Public License
22  *   along with this program; if not, write to the Free Software
23  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
24  *
25  */
26
27 #include <sound/driver.h>
28 #include <linux/delay.h>
29 #include <linux/init.h>
30 #include <linux/interrupt.h>
31 #include <linux/pci.h>
32 #include <linux/sched.h>
33 #include <linux/slab.h>
34 #include <linux/vmalloc.h>
35
36 #include <sound/core.h>
37 #include <sound/control.h>
38 #include <sound/info.h>
39 #include <sound/tlv.h>
40 #include <sound/ymfpci.h>
41 #include <sound/asoundef.h>
42 #include <sound/mpu401.h>
43
44 #include <asm/io.h>
45
46 /*
47  *  constants
48  */
49
50 /*
51  *  common I/O routines
52  */
53
54 static void snd_ymfpci_irq_wait(struct snd_ymfpci *chip);
55
56 static inline u8 snd_ymfpci_readb(struct snd_ymfpci *chip, u32 offset)
57 {
58         return readb(chip->reg_area_virt + offset);
59 }
60
61 static inline void snd_ymfpci_writeb(struct snd_ymfpci *chip, u32 offset, u8 val)
62 {
63         writeb(val, chip->reg_area_virt + offset);
64 }
65
66 static inline u16 snd_ymfpci_readw(struct snd_ymfpci *chip, u32 offset)
67 {
68         return readw(chip->reg_area_virt + offset);
69 }
70
71 static inline void snd_ymfpci_writew(struct snd_ymfpci *chip, u32 offset, u16 val)
72 {
73         writew(val, chip->reg_area_virt + offset);
74 }
75
76 static inline u32 snd_ymfpci_readl(struct snd_ymfpci *chip, u32 offset)
77 {
78         return readl(chip->reg_area_virt + offset);
79 }
80
81 static inline void snd_ymfpci_writel(struct snd_ymfpci *chip, u32 offset, u32 val)
82 {
83         writel(val, chip->reg_area_virt + offset);
84 }
85
86 static int snd_ymfpci_codec_ready(struct snd_ymfpci *chip, int secondary)
87 {
88         unsigned long end_time;
89         u32 reg = secondary ? YDSXGR_SECSTATUSADR : YDSXGR_PRISTATUSADR;
90         
91         end_time = jiffies + msecs_to_jiffies(750);
92         do {
93                 if ((snd_ymfpci_readw(chip, reg) & 0x8000) == 0)
94                         return 0;
95                 set_current_state(TASK_UNINTERRUPTIBLE);
96                 schedule_timeout_uninterruptible(1);
97         } while (time_before(jiffies, end_time));
98         snd_printk(KERN_ERR "codec_ready: codec %i is not ready [0x%x]\n", secondary, snd_ymfpci_readw(chip, reg));
99         return -EBUSY;
100 }
101
102 static void snd_ymfpci_codec_write(struct snd_ac97 *ac97, u16 reg, u16 val)
103 {
104         struct snd_ymfpci *chip = ac97->private_data;
105         u32 cmd;
106         
107         snd_ymfpci_codec_ready(chip, 0);
108         cmd = ((YDSXG_AC97WRITECMD | reg) << 16) | val;
109         snd_ymfpci_writel(chip, YDSXGR_AC97CMDDATA, cmd);
110 }
111
112 static u16 snd_ymfpci_codec_read(struct snd_ac97 *ac97, u16 reg)
113 {
114         struct snd_ymfpci *chip = ac97->private_data;
115
116         if (snd_ymfpci_codec_ready(chip, 0))
117                 return ~0;
118         snd_ymfpci_writew(chip, YDSXGR_AC97CMDADR, YDSXG_AC97READCMD | reg);
119         if (snd_ymfpci_codec_ready(chip, 0))
120                 return ~0;
121         if (chip->device_id == PCI_DEVICE_ID_YAMAHA_744 && chip->rev < 2) {
122                 int i;
123                 for (i = 0; i < 600; i++)
124                         snd_ymfpci_readw(chip, YDSXGR_PRISTATUSDATA);
125         }
126         return snd_ymfpci_readw(chip, YDSXGR_PRISTATUSDATA);
127 }
128
129 /*
130  *  Misc routines
131  */
132
133 static u32 snd_ymfpci_calc_delta(u32 rate)
134 {
135         switch (rate) {
136         case 8000:      return 0x02aaab00;
137         case 11025:     return 0x03accd00;
138         case 16000:     return 0x05555500;
139         case 22050:     return 0x07599a00;
140         case 32000:     return 0x0aaaab00;
141         case 44100:     return 0x0eb33300;
142         default:        return ((rate << 16) / 375) << 5;
143         }
144 }
145
146 static u32 def_rate[8] = {
147         100, 2000, 8000, 11025, 16000, 22050, 32000, 48000
148 };
149
150 static u32 snd_ymfpci_calc_lpfK(u32 rate)
151 {
152         u32 i;
153         static u32 val[8] = {
154                 0x00570000, 0x06AA0000, 0x18B20000, 0x20930000,
155                 0x2B9A0000, 0x35A10000, 0x3EAA0000, 0x40000000
156         };
157         
158         if (rate == 44100)
159                 return 0x40000000;      /* FIXME: What's the right value? */
160         for (i = 0; i < 8; i++)
161                 if (rate <= def_rate[i])
162                         return val[i];
163         return val[0];
164 }
165
166 static u32 snd_ymfpci_calc_lpfQ(u32 rate)
167 {
168         u32 i;
169         static u32 val[8] = {
170                 0x35280000, 0x34A70000, 0x32020000, 0x31770000,
171                 0x31390000, 0x31C90000, 0x33D00000, 0x40000000
172         };
173         
174         if (rate == 44100)
175                 return 0x370A0000;
176         for (i = 0; i < 8; i++)
177                 if (rate <= def_rate[i])
178                         return val[i];
179         return val[0];
180 }
181
182 /*
183  *  Hardware start management
184  */
185
186 static void snd_ymfpci_hw_start(struct snd_ymfpci *chip)
187 {
188         unsigned long flags;
189
190         spin_lock_irqsave(&chip->reg_lock, flags);
191         if (chip->start_count++ > 0)
192                 goto __end;
193         snd_ymfpci_writel(chip, YDSXGR_MODE,
194                           snd_ymfpci_readl(chip, YDSXGR_MODE) | 3);
195         chip->active_bank = snd_ymfpci_readl(chip, YDSXGR_CTRLSELECT) & 1;
196       __end:
197         spin_unlock_irqrestore(&chip->reg_lock, flags);
198 }
199
200 static void snd_ymfpci_hw_stop(struct snd_ymfpci *chip)
201 {
202         unsigned long flags;
203         long timeout = 1000;
204
205         spin_lock_irqsave(&chip->reg_lock, flags);
206         if (--chip->start_count > 0)
207                 goto __end;
208         snd_ymfpci_writel(chip, YDSXGR_MODE,
209                           snd_ymfpci_readl(chip, YDSXGR_MODE) & ~3);
210         while (timeout-- > 0) {
211                 if ((snd_ymfpci_readl(chip, YDSXGR_STATUS) & 2) == 0)
212                         break;
213         }
214         if (atomic_read(&chip->interrupt_sleep_count)) {
215                 atomic_set(&chip->interrupt_sleep_count, 0);
216                 wake_up(&chip->interrupt_sleep);
217         }
218       __end:
219         spin_unlock_irqrestore(&chip->reg_lock, flags);
220 }
221
222 /*
223  *  Playback voice management
224  */
225
226 static int voice_alloc(struct snd_ymfpci *chip,
227                        enum snd_ymfpci_voice_type type, int pair,
228                        struct snd_ymfpci_voice **rvoice)
229 {
230         struct snd_ymfpci_voice *voice, *voice2;
231         int idx;
232         
233         *rvoice = NULL;
234         for (idx = 0; idx < YDSXG_PLAYBACK_VOICES; idx += pair ? 2 : 1) {
235                 voice = &chip->voices[idx];
236                 voice2 = pair ? &chip->voices[idx+1] : NULL;
237                 if (voice->use || (voice2 && voice2->use))
238                         continue;
239                 voice->use = 1;
240                 if (voice2)
241                         voice2->use = 1;
242                 switch (type) {
243                 case YMFPCI_PCM:
244                         voice->pcm = 1;
245                         if (voice2)
246                                 voice2->pcm = 1;
247                         break;
248                 case YMFPCI_SYNTH:
249                         voice->synth = 1;
250                         break;
251                 case YMFPCI_MIDI:
252                         voice->midi = 1;
253                         break;
254                 }
255                 snd_ymfpci_hw_start(chip);
256                 if (voice2)
257                         snd_ymfpci_hw_start(chip);
258                 *rvoice = voice;
259                 return 0;
260         }
261         return -ENOMEM;
262 }
263
264 static int snd_ymfpci_voice_alloc(struct snd_ymfpci *chip,
265                                   enum snd_ymfpci_voice_type type, int pair,
266                                   struct snd_ymfpci_voice **rvoice)
267 {
268         unsigned long flags;
269         int result;
270         
271         snd_assert(rvoice != NULL, return -EINVAL);
272         snd_assert(!pair || type == YMFPCI_PCM, return -EINVAL);
273         
274         spin_lock_irqsave(&chip->voice_lock, flags);
275         for (;;) {
276                 result = voice_alloc(chip, type, pair, rvoice);
277                 if (result == 0 || type != YMFPCI_PCM)
278                         break;
279                 /* TODO: synth/midi voice deallocation */
280                 break;
281         }
282         spin_unlock_irqrestore(&chip->voice_lock, flags);       
283         return result;          
284 }
285
286 static int snd_ymfpci_voice_free(struct snd_ymfpci *chip, struct snd_ymfpci_voice *pvoice)
287 {
288         unsigned long flags;
289         
290         snd_assert(pvoice != NULL, return -EINVAL);
291         snd_ymfpci_hw_stop(chip);
292         spin_lock_irqsave(&chip->voice_lock, flags);
293         pvoice->use = pvoice->pcm = pvoice->synth = pvoice->midi = 0;
294         pvoice->ypcm = NULL;
295         pvoice->interrupt = NULL;
296         spin_unlock_irqrestore(&chip->voice_lock, flags);
297         return 0;
298 }
299
300 /*
301  *  PCM part
302  */
303
304 static void snd_ymfpci_pcm_interrupt(struct snd_ymfpci *chip, struct snd_ymfpci_voice *voice)
305 {
306         struct snd_ymfpci_pcm *ypcm;
307         u32 pos, delta;
308         
309         if ((ypcm = voice->ypcm) == NULL)
310                 return;
311         if (ypcm->substream == NULL)
312                 return;
313         spin_lock(&chip->reg_lock);
314         if (ypcm->running) {
315                 pos = le32_to_cpu(voice->bank[chip->active_bank].start);
316                 if (pos < ypcm->last_pos)
317                         delta = pos + (ypcm->buffer_size - ypcm->last_pos);
318                 else
319                         delta = pos - ypcm->last_pos;
320                 ypcm->period_pos += delta;
321                 ypcm->last_pos = pos;
322                 if (ypcm->period_pos >= ypcm->period_size) {
323                         // printk("done - active_bank = 0x%x, start = 0x%x\n", chip->active_bank, voice->bank[chip->active_bank].start);
324                         ypcm->period_pos %= ypcm->period_size;
325                         spin_unlock(&chip->reg_lock);
326                         snd_pcm_period_elapsed(ypcm->substream);
327                         spin_lock(&chip->reg_lock);
328                 }
329
330                 if (unlikely(ypcm->update_pcm_vol)) {
331                         unsigned int subs = ypcm->substream->number;
332                         unsigned int next_bank = 1 - chip->active_bank;
333                         struct snd_ymfpci_playback_bank *bank;
334                         u32 volume;
335                         
336                         bank = &voice->bank[next_bank];
337                         volume = cpu_to_le32(chip->pcm_mixer[subs].left << 15);
338                         bank->left_gain_end = volume;
339                         if (ypcm->output_rear)
340                                 bank->eff2_gain_end = volume;
341                         if (ypcm->voices[1])
342                                 bank = &ypcm->voices[1]->bank[next_bank];
343                         volume = cpu_to_le32(chip->pcm_mixer[subs].right << 15);
344                         bank->right_gain_end = volume;
345                         if (ypcm->output_rear)
346                                 bank->eff3_gain_end = volume;
347                         ypcm->update_pcm_vol--;
348                 }
349         }
350         spin_unlock(&chip->reg_lock);
351 }
352
353 static void snd_ymfpci_pcm_capture_interrupt(struct snd_pcm_substream *substream)
354 {
355         struct snd_pcm_runtime *runtime = substream->runtime;
356         struct snd_ymfpci_pcm *ypcm = runtime->private_data;
357         struct snd_ymfpci *chip = ypcm->chip;
358         u32 pos, delta;
359         
360         spin_lock(&chip->reg_lock);
361         if (ypcm->running) {
362                 pos = le32_to_cpu(chip->bank_capture[ypcm->capture_bank_number][chip->active_bank]->start) >> ypcm->shift;
363                 if (pos < ypcm->last_pos)
364                         delta = pos + (ypcm->buffer_size - ypcm->last_pos);
365                 else
366                         delta = pos - ypcm->last_pos;
367                 ypcm->period_pos += delta;
368                 ypcm->last_pos = pos;
369                 if (ypcm->period_pos >= ypcm->period_size) {
370                         ypcm->period_pos %= ypcm->period_size;
371                         // printk("done - active_bank = 0x%x, start = 0x%x\n", chip->active_bank, voice->bank[chip->active_bank].start);
372                         spin_unlock(&chip->reg_lock);
373                         snd_pcm_period_elapsed(substream);
374                         spin_lock(&chip->reg_lock);
375                 }
376         }
377         spin_unlock(&chip->reg_lock);
378 }
379
380 static int snd_ymfpci_playback_trigger(struct snd_pcm_substream *substream,
381                                        int cmd)
382 {
383         struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
384         struct snd_ymfpci_pcm *ypcm = substream->runtime->private_data;
385         int result = 0;
386
387         spin_lock(&chip->reg_lock);
388         if (ypcm->voices[0] == NULL) {
389                 result = -EINVAL;
390                 goto __unlock;
391         }
392         switch (cmd) {
393         case SNDRV_PCM_TRIGGER_START:
394         case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
395         case SNDRV_PCM_TRIGGER_RESUME:
396                 chip->ctrl_playback[ypcm->voices[0]->number + 1] = cpu_to_le32(ypcm->voices[0]->bank_addr);
397                 if (ypcm->voices[1] != NULL)
398                         chip->ctrl_playback[ypcm->voices[1]->number + 1] = cpu_to_le32(ypcm->voices[1]->bank_addr);
399                 ypcm->running = 1;
400                 break;
401         case SNDRV_PCM_TRIGGER_STOP:
402         case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
403         case SNDRV_PCM_TRIGGER_SUSPEND:
404                 chip->ctrl_playback[ypcm->voices[0]->number + 1] = 0;
405                 if (ypcm->voices[1] != NULL)
406                         chip->ctrl_playback[ypcm->voices[1]->number + 1] = 0;
407                 ypcm->running = 0;
408                 break;
409         default:
410                 result = -EINVAL;
411                 break;
412         }
413       __unlock:
414         spin_unlock(&chip->reg_lock);
415         return result;
416 }
417 static int snd_ymfpci_capture_trigger(struct snd_pcm_substream *substream,
418                                       int cmd)
419 {
420         struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
421         struct snd_ymfpci_pcm *ypcm = substream->runtime->private_data;
422         int result = 0;
423         u32 tmp;
424
425         spin_lock(&chip->reg_lock);
426         switch (cmd) {
427         case SNDRV_PCM_TRIGGER_START:
428         case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
429         case SNDRV_PCM_TRIGGER_RESUME:
430                 tmp = snd_ymfpci_readl(chip, YDSXGR_MAPOFREC) | (1 << ypcm->capture_bank_number);
431                 snd_ymfpci_writel(chip, YDSXGR_MAPOFREC, tmp);
432                 ypcm->running = 1;
433                 break;
434         case SNDRV_PCM_TRIGGER_STOP:
435         case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
436         case SNDRV_PCM_TRIGGER_SUSPEND:
437                 tmp = snd_ymfpci_readl(chip, YDSXGR_MAPOFREC) & ~(1 << ypcm->capture_bank_number);
438                 snd_ymfpci_writel(chip, YDSXGR_MAPOFREC, tmp);
439                 ypcm->running = 0;
440                 break;
441         default:
442                 result = -EINVAL;
443                 break;
444         }
445         spin_unlock(&chip->reg_lock);
446         return result;
447 }
448
449 static int snd_ymfpci_pcm_voice_alloc(struct snd_ymfpci_pcm *ypcm, int voices)
450 {
451         int err;
452
453         if (ypcm->voices[1] != NULL && voices < 2) {
454                 snd_ymfpci_voice_free(ypcm->chip, ypcm->voices[1]);
455                 ypcm->voices[1] = NULL;
456         }
457         if (voices == 1 && ypcm->voices[0] != NULL)
458                 return 0;               /* already allocated */
459         if (voices == 2 && ypcm->voices[0] != NULL && ypcm->voices[1] != NULL)
460                 return 0;               /* already allocated */
461         if (voices > 1) {
462                 if (ypcm->voices[0] != NULL && ypcm->voices[1] == NULL) {
463                         snd_ymfpci_voice_free(ypcm->chip, ypcm->voices[0]);
464                         ypcm->voices[0] = NULL;
465                 }               
466         }
467         err = snd_ymfpci_voice_alloc(ypcm->chip, YMFPCI_PCM, voices > 1, &ypcm->voices[0]);
468         if (err < 0)
469                 return err;
470         ypcm->voices[0]->ypcm = ypcm;
471         ypcm->voices[0]->interrupt = snd_ymfpci_pcm_interrupt;
472         if (voices > 1) {
473                 ypcm->voices[1] = &ypcm->chip->voices[ypcm->voices[0]->number + 1];
474                 ypcm->voices[1]->ypcm = ypcm;
475         }
476         return 0;
477 }
478
479 static void snd_ymfpci_pcm_init_voice(struct snd_ymfpci_pcm *ypcm, unsigned int voiceidx,
480                                       struct snd_pcm_runtime *runtime,
481                                       int has_pcm_volume)
482 {
483         struct snd_ymfpci_voice *voice = ypcm->voices[voiceidx];
484         u32 format;
485         u32 delta = snd_ymfpci_calc_delta(runtime->rate);
486         u32 lpfQ = snd_ymfpci_calc_lpfQ(runtime->rate);
487         u32 lpfK = snd_ymfpci_calc_lpfK(runtime->rate);
488         struct snd_ymfpci_playback_bank *bank;
489         unsigned int nbank;
490         u32 vol_left, vol_right;
491         u8 use_left, use_right;
492
493         snd_assert(voice != NULL, return);
494         if (runtime->channels == 1) {
495                 use_left = 1;
496                 use_right = 1;
497         } else {
498                 use_left = (voiceidx & 1) == 0;
499                 use_right = !use_left;
500         }
501         if (has_pcm_volume) {
502                 vol_left = cpu_to_le32(ypcm->chip->pcm_mixer
503                                        [ypcm->substream->number].left << 15);
504                 vol_right = cpu_to_le32(ypcm->chip->pcm_mixer
505                                         [ypcm->substream->number].right << 15);
506         } else {
507                 vol_left = cpu_to_le32(0x40000000);
508                 vol_right = cpu_to_le32(0x40000000);
509         }
510         format = runtime->channels == 2 ? 0x00010000 : 0;
511         if (snd_pcm_format_width(runtime->format) == 8)
512                 format |= 0x80000000;
513         if (runtime->channels == 2 && (voiceidx & 1) != 0)
514                 format |= 1;
515         for (nbank = 0; nbank < 2; nbank++) {
516                 bank = &voice->bank[nbank];
517                 memset(bank, 0, sizeof(*bank));
518                 bank->format = cpu_to_le32(format);
519                 bank->base = cpu_to_le32(runtime->dma_addr);
520                 bank->loop_end = cpu_to_le32(ypcm->buffer_size);
521                 bank->lpfQ = cpu_to_le32(lpfQ);
522                 bank->delta =
523                 bank->delta_end = cpu_to_le32(delta);
524                 bank->lpfK =
525                 bank->lpfK_end = cpu_to_le32(lpfK);
526                 bank->eg_gain =
527                 bank->eg_gain_end = cpu_to_le32(0x40000000);
528
529                 if (ypcm->output_front) {
530                         if (use_left) {
531                                 bank->left_gain =
532                                 bank->left_gain_end = vol_left;
533                         }
534                         if (use_right) {
535                                 bank->right_gain =
536                                 bank->right_gain_end = vol_right;
537                         }
538                 }
539                 if (ypcm->output_rear) {
540                         if (!ypcm->swap_rear) {
541                                 if (use_left) {
542                                         bank->eff2_gain =
543                                         bank->eff2_gain_end = vol_left;
544                                 }
545                                 if (use_right) {
546                                         bank->eff3_gain =
547                                         bank->eff3_gain_end = vol_right;
548                                 }
549                         } else {
550                                 /* The SPDIF out channels seem to be swapped, so we have
551                                  * to swap them here, too.  The rear analog out channels
552                                  * will be wrong, but otherwise AC3 would not work.
553                                  */
554                                 if (use_left) {
555                                         bank->eff3_gain =
556                                         bank->eff3_gain_end = vol_left;
557                                 }
558                                 if (use_right) {
559                                         bank->eff2_gain =
560                                         bank->eff2_gain_end = vol_right;
561                                 }
562                         }
563                 }
564         }
565 }
566
567 static int __devinit snd_ymfpci_ac3_init(struct snd_ymfpci *chip)
568 {
569         if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(chip->pci),
570                                 4096, &chip->ac3_tmp_base) < 0)
571                 return -ENOMEM;
572
573         chip->bank_effect[3][0]->base =
574         chip->bank_effect[3][1]->base = cpu_to_le32(chip->ac3_tmp_base.addr);
575         chip->bank_effect[3][0]->loop_end =
576         chip->bank_effect[3][1]->loop_end = cpu_to_le32(1024);
577         chip->bank_effect[4][0]->base =
578         chip->bank_effect[4][1]->base = cpu_to_le32(chip->ac3_tmp_base.addr + 2048);
579         chip->bank_effect[4][0]->loop_end =
580         chip->bank_effect[4][1]->loop_end = cpu_to_le32(1024);
581
582         spin_lock_irq(&chip->reg_lock);
583         snd_ymfpci_writel(chip, YDSXGR_MAPOFEFFECT,
584                           snd_ymfpci_readl(chip, YDSXGR_MAPOFEFFECT) | 3 << 3);
585         spin_unlock_irq(&chip->reg_lock);
586         return 0;
587 }
588
589 static int snd_ymfpci_ac3_done(struct snd_ymfpci *chip)
590 {
591         spin_lock_irq(&chip->reg_lock);
592         snd_ymfpci_writel(chip, YDSXGR_MAPOFEFFECT,
593                           snd_ymfpci_readl(chip, YDSXGR_MAPOFEFFECT) & ~(3 << 3));
594         spin_unlock_irq(&chip->reg_lock);
595         // snd_ymfpci_irq_wait(chip);
596         if (chip->ac3_tmp_base.area) {
597                 snd_dma_free_pages(&chip->ac3_tmp_base);
598                 chip->ac3_tmp_base.area = NULL;
599         }
600         return 0;
601 }
602
603 static int snd_ymfpci_playback_hw_params(struct snd_pcm_substream *substream,
604                                          struct snd_pcm_hw_params *hw_params)
605 {
606         struct snd_pcm_runtime *runtime = substream->runtime;
607         struct snd_ymfpci_pcm *ypcm = runtime->private_data;
608         int err;
609
610         if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0)
611                 return err;
612         if ((err = snd_ymfpci_pcm_voice_alloc(ypcm, params_channels(hw_params))) < 0)
613                 return err;
614         return 0;
615 }
616
617 static int snd_ymfpci_playback_hw_free(struct snd_pcm_substream *substream)
618 {
619         struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
620         struct snd_pcm_runtime *runtime = substream->runtime;
621         struct snd_ymfpci_pcm *ypcm;
622         
623         if (runtime->private_data == NULL)
624                 return 0;
625         ypcm = runtime->private_data;
626
627         /* wait, until the PCI operations are not finished */
628         snd_ymfpci_irq_wait(chip);
629         snd_pcm_lib_free_pages(substream);
630         if (ypcm->voices[1]) {
631                 snd_ymfpci_voice_free(chip, ypcm->voices[1]);
632                 ypcm->voices[1] = NULL;
633         }
634         if (ypcm->voices[0]) {
635                 snd_ymfpci_voice_free(chip, ypcm->voices[0]);
636                 ypcm->voices[0] = NULL;
637         }
638         return 0;
639 }
640
641 static int snd_ymfpci_playback_prepare(struct snd_pcm_substream *substream)
642 {
643         struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
644         struct snd_pcm_runtime *runtime = substream->runtime;
645         struct snd_ymfpci_pcm *ypcm = runtime->private_data;
646         unsigned int nvoice;
647
648         ypcm->period_size = runtime->period_size;
649         ypcm->buffer_size = runtime->buffer_size;
650         ypcm->period_pos = 0;
651         ypcm->last_pos = 0;
652         for (nvoice = 0; nvoice < runtime->channels; nvoice++)
653                 snd_ymfpci_pcm_init_voice(ypcm, nvoice, runtime,
654                                           substream->pcm == chip->pcm);
655         return 0;
656 }
657
658 static int snd_ymfpci_capture_hw_params(struct snd_pcm_substream *substream,
659                                         struct snd_pcm_hw_params *hw_params)
660 {
661         return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
662 }
663
664 static int snd_ymfpci_capture_hw_free(struct snd_pcm_substream *substream)
665 {
666         struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
667
668         /* wait, until the PCI operations are not finished */
669         snd_ymfpci_irq_wait(chip);
670         return snd_pcm_lib_free_pages(substream);
671 }
672
673 static int snd_ymfpci_capture_prepare(struct snd_pcm_substream *substream)
674 {
675         struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
676         struct snd_pcm_runtime *runtime = substream->runtime;
677         struct snd_ymfpci_pcm *ypcm = runtime->private_data;
678         struct snd_ymfpci_capture_bank * bank;
679         int nbank;
680         u32 rate, format;
681
682         ypcm->period_size = runtime->period_size;
683         ypcm->buffer_size = runtime->buffer_size;
684         ypcm->period_pos = 0;
685         ypcm->last_pos = 0;
686         ypcm->shift = 0;
687         rate = ((48000 * 4096) / runtime->rate) - 1;
688         format = 0;
689         if (runtime->channels == 2) {
690                 format |= 2;
691                 ypcm->shift++;
692         }
693         if (snd_pcm_format_width(runtime->format) == 8)
694                 format |= 1;
695         else
696                 ypcm->shift++;
697         switch (ypcm->capture_bank_number) {
698         case 0:
699                 snd_ymfpci_writel(chip, YDSXGR_RECFORMAT, format);
700                 snd_ymfpci_writel(chip, YDSXGR_RECSLOTSR, rate);
701                 break;
702         case 1:
703                 snd_ymfpci_writel(chip, YDSXGR_ADCFORMAT, format);
704                 snd_ymfpci_writel(chip, YDSXGR_ADCSLOTSR, rate);
705                 break;
706         }
707         for (nbank = 0; nbank < 2; nbank++) {
708                 bank = chip->bank_capture[ypcm->capture_bank_number][nbank];
709                 bank->base = cpu_to_le32(runtime->dma_addr);
710                 bank->loop_end = cpu_to_le32(ypcm->buffer_size << ypcm->shift);
711                 bank->start = 0;
712                 bank->num_of_loops = 0;
713         }
714         return 0;
715 }
716
717 static snd_pcm_uframes_t snd_ymfpci_playback_pointer(struct snd_pcm_substream *substream)
718 {
719         struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
720         struct snd_pcm_runtime *runtime = substream->runtime;
721         struct snd_ymfpci_pcm *ypcm = runtime->private_data;
722         struct snd_ymfpci_voice *voice = ypcm->voices[0];
723
724         if (!(ypcm->running && voice))
725                 return 0;
726         return le32_to_cpu(voice->bank[chip->active_bank].start);
727 }
728
729 static snd_pcm_uframes_t snd_ymfpci_capture_pointer(struct snd_pcm_substream *substream)
730 {
731         struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
732         struct snd_pcm_runtime *runtime = substream->runtime;
733         struct snd_ymfpci_pcm *ypcm = runtime->private_data;
734
735         if (!ypcm->running)
736                 return 0;
737         return le32_to_cpu(chip->bank_capture[ypcm->capture_bank_number][chip->active_bank]->start) >> ypcm->shift;
738 }
739
740 static void snd_ymfpci_irq_wait(struct snd_ymfpci *chip)
741 {
742         wait_queue_t wait;
743         int loops = 4;
744
745         while (loops-- > 0) {
746                 if ((snd_ymfpci_readl(chip, YDSXGR_MODE) & 3) == 0)
747                         continue;
748                 init_waitqueue_entry(&wait, current);
749                 add_wait_queue(&chip->interrupt_sleep, &wait);
750                 atomic_inc(&chip->interrupt_sleep_count);
751                 schedule_timeout_uninterruptible(msecs_to_jiffies(50));
752                 remove_wait_queue(&chip->interrupt_sleep, &wait);
753         }
754 }
755
756 static irqreturn_t snd_ymfpci_interrupt(int irq, void *dev_id)
757 {
758         struct snd_ymfpci *chip = dev_id;
759         u32 status, nvoice, mode;
760         struct snd_ymfpci_voice *voice;
761
762         status = snd_ymfpci_readl(chip, YDSXGR_STATUS);
763         if (status & 0x80000000) {
764                 chip->active_bank = snd_ymfpci_readl(chip, YDSXGR_CTRLSELECT) & 1;
765                 spin_lock(&chip->voice_lock);
766                 for (nvoice = 0; nvoice < YDSXG_PLAYBACK_VOICES; nvoice++) {
767                         voice = &chip->voices[nvoice];
768                         if (voice->interrupt)
769                                 voice->interrupt(chip, voice);
770                 }
771                 for (nvoice = 0; nvoice < YDSXG_CAPTURE_VOICES; nvoice++) {
772                         if (chip->capture_substream[nvoice])
773                                 snd_ymfpci_pcm_capture_interrupt(chip->capture_substream[nvoice]);
774                 }
775 #if 0
776                 for (nvoice = 0; nvoice < YDSXG_EFFECT_VOICES; nvoice++) {
777                         if (chip->effect_substream[nvoice])
778                                 snd_ymfpci_pcm_effect_interrupt(chip->effect_substream[nvoice]);
779                 }
780 #endif
781                 spin_unlock(&chip->voice_lock);
782                 spin_lock(&chip->reg_lock);
783                 snd_ymfpci_writel(chip, YDSXGR_STATUS, 0x80000000);
784                 mode = snd_ymfpci_readl(chip, YDSXGR_MODE) | 2;
785                 snd_ymfpci_writel(chip, YDSXGR_MODE, mode);
786                 spin_unlock(&chip->reg_lock);
787
788                 if (atomic_read(&chip->interrupt_sleep_count)) {
789                         atomic_set(&chip->interrupt_sleep_count, 0);
790                         wake_up(&chip->interrupt_sleep);
791                 }
792         }
793
794         status = snd_ymfpci_readw(chip, YDSXGR_INTFLAG);
795         if (status & 1) {
796                 if (chip->timer)
797                         snd_timer_interrupt(chip->timer, chip->timer->sticks);
798         }
799         snd_ymfpci_writew(chip, YDSXGR_INTFLAG, status);
800
801         if (chip->rawmidi)
802                 snd_mpu401_uart_interrupt(irq, chip->rawmidi->private_data);
803         return IRQ_HANDLED;
804 }
805
806 static struct snd_pcm_hardware snd_ymfpci_playback =
807 {
808         .info =                 (SNDRV_PCM_INFO_MMAP |
809                                  SNDRV_PCM_INFO_MMAP_VALID | 
810                                  SNDRV_PCM_INFO_INTERLEAVED |
811                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
812                                  SNDRV_PCM_INFO_PAUSE |
813                                  SNDRV_PCM_INFO_RESUME),
814         .formats =              SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
815         .rates =                SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
816         .rate_min =             8000,
817         .rate_max =             48000,
818         .channels_min =         1,
819         .channels_max =         2,
820         .buffer_bytes_max =     256 * 1024, /* FIXME: enough? */
821         .period_bytes_min =     64,
822         .period_bytes_max =     256 * 1024, /* FIXME: enough? */
823         .periods_min =          3,
824         .periods_max =          1024,
825         .fifo_size =            0,
826 };
827
828 static struct snd_pcm_hardware snd_ymfpci_capture =
829 {
830         .info =                 (SNDRV_PCM_INFO_MMAP |
831                                  SNDRV_PCM_INFO_MMAP_VALID |
832                                  SNDRV_PCM_INFO_INTERLEAVED |
833                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
834                                  SNDRV_PCM_INFO_PAUSE |
835                                  SNDRV_PCM_INFO_RESUME),
836         .formats =              SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
837         .rates =                SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
838         .rate_min =             8000,
839         .rate_max =             48000,
840         .channels_min =         1,
841         .channels_max =         2,
842         .buffer_bytes_max =     256 * 1024, /* FIXME: enough? */
843         .period_bytes_min =     64,
844         .period_bytes_max =     256 * 1024, /* FIXME: enough? */
845         .periods_min =          3,
846         .periods_max =          1024,
847         .fifo_size =            0,
848 };
849
850 static void snd_ymfpci_pcm_free_substream(struct snd_pcm_runtime *runtime)
851 {
852         kfree(runtime->private_data);
853 }
854
855 static int snd_ymfpci_playback_open_1(struct snd_pcm_substream *substream)
856 {
857         struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
858         struct snd_pcm_runtime *runtime = substream->runtime;
859         struct snd_ymfpci_pcm *ypcm;
860
861         ypcm = kzalloc(sizeof(*ypcm), GFP_KERNEL);
862         if (ypcm == NULL)
863                 return -ENOMEM;
864         ypcm->chip = chip;
865         ypcm->type = PLAYBACK_VOICE;
866         ypcm->substream = substream;
867         runtime->hw = snd_ymfpci_playback;
868         runtime->private_data = ypcm;
869         runtime->private_free = snd_ymfpci_pcm_free_substream;
870         /* FIXME? True value is 256/48 = 5.33333 ms */
871         snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_TIME, 5333, UINT_MAX);
872         return 0;
873 }
874
875 /* call with spinlock held */
876 static void ymfpci_open_extension(struct snd_ymfpci *chip)
877 {
878         if (! chip->rear_opened) {
879                 if (! chip->spdif_opened) /* set AC3 */
880                         snd_ymfpci_writel(chip, YDSXGR_MODE,
881                                           snd_ymfpci_readl(chip, YDSXGR_MODE) | (1 << 30));
882                 /* enable second codec (4CHEN) */
883                 snd_ymfpci_writew(chip, YDSXGR_SECCONFIG,
884                                   (snd_ymfpci_readw(chip, YDSXGR_SECCONFIG) & ~0x0330) | 0x0010);
885         }
886 }
887
888 /* call with spinlock held */
889 static void ymfpci_close_extension(struct snd_ymfpci *chip)
890 {
891         if (! chip->rear_opened) {
892                 if (! chip->spdif_opened)
893                         snd_ymfpci_writel(chip, YDSXGR_MODE,
894                                           snd_ymfpci_readl(chip, YDSXGR_MODE) & ~(1 << 30));
895                 snd_ymfpci_writew(chip, YDSXGR_SECCONFIG,
896                                   (snd_ymfpci_readw(chip, YDSXGR_SECCONFIG) & ~0x0330) & ~0x0010);
897         }
898 }
899
900 static int snd_ymfpci_playback_open(struct snd_pcm_substream *substream)
901 {
902         struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
903         struct snd_pcm_runtime *runtime = substream->runtime;
904         struct snd_ymfpci_pcm *ypcm;
905         struct snd_kcontrol *kctl;
906         int err;
907         
908         if ((err = snd_ymfpci_playback_open_1(substream)) < 0)
909                 return err;
910         ypcm = runtime->private_data;
911         ypcm->output_front = 1;
912         ypcm->output_rear = chip->mode_dup4ch ? 1 : 0;
913         ypcm->swap_rear = chip->rear_swap;
914         spin_lock_irq(&chip->reg_lock);
915         if (ypcm->output_rear) {
916                 ymfpci_open_extension(chip);
917                 chip->rear_opened++;
918         }
919         spin_unlock_irq(&chip->reg_lock);
920
921         kctl = chip->pcm_mixer[substream->number].ctl;
922         kctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
923         snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_INFO, &kctl->id);
924         return 0;
925 }
926
927 static int snd_ymfpci_playback_spdif_open(struct snd_pcm_substream *substream)
928 {
929         struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
930         struct snd_pcm_runtime *runtime = substream->runtime;
931         struct snd_ymfpci_pcm *ypcm;
932         int err;
933         
934         if ((err = snd_ymfpci_playback_open_1(substream)) < 0)
935                 return err;
936         ypcm = runtime->private_data;
937         ypcm->output_front = 0;
938         ypcm->output_rear = 1;
939         spin_lock_irq(&chip->reg_lock);
940         snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTCTRL,
941                           snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) | 2);
942         ymfpci_open_extension(chip);
943         chip->spdif_pcm_bits = chip->spdif_bits;
944         snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_pcm_bits);
945         chip->spdif_opened++;
946         spin_unlock_irq(&chip->reg_lock);
947
948         chip->spdif_pcm_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
949         snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE |
950                        SNDRV_CTL_EVENT_MASK_INFO, &chip->spdif_pcm_ctl->id);
951         return 0;
952 }
953
954 static int snd_ymfpci_playback_4ch_open(struct snd_pcm_substream *substream)
955 {
956         struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
957         struct snd_pcm_runtime *runtime = substream->runtime;
958         struct snd_ymfpci_pcm *ypcm;
959         int err;
960         
961         if ((err = snd_ymfpci_playback_open_1(substream)) < 0)
962                 return err;
963         ypcm = runtime->private_data;
964         ypcm->output_front = 0;
965         ypcm->output_rear = 1;
966         spin_lock_irq(&chip->reg_lock);
967         ymfpci_open_extension(chip);
968         chip->rear_opened++;
969         spin_unlock_irq(&chip->reg_lock);
970         return 0;
971 }
972
973 static int snd_ymfpci_capture_open(struct snd_pcm_substream *substream,
974                                    u32 capture_bank_number)
975 {
976         struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
977         struct snd_pcm_runtime *runtime = substream->runtime;
978         struct snd_ymfpci_pcm *ypcm;
979
980         ypcm = kzalloc(sizeof(*ypcm), GFP_KERNEL);
981         if (ypcm == NULL)
982                 return -ENOMEM;
983         ypcm->chip = chip;
984         ypcm->type = capture_bank_number + CAPTURE_REC;
985         ypcm->substream = substream;    
986         ypcm->capture_bank_number = capture_bank_number;
987         chip->capture_substream[capture_bank_number] = substream;
988         runtime->hw = snd_ymfpci_capture;
989         /* FIXME? True value is 256/48 = 5.33333 ms */
990         snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_TIME, 5333, UINT_MAX);
991         runtime->private_data = ypcm;
992         runtime->private_free = snd_ymfpci_pcm_free_substream;
993         snd_ymfpci_hw_start(chip);
994         return 0;
995 }
996
997 static int snd_ymfpci_capture_rec_open(struct snd_pcm_substream *substream)
998 {
999         return snd_ymfpci_capture_open(substream, 0);
1000 }
1001
1002 static int snd_ymfpci_capture_ac97_open(struct snd_pcm_substream *substream)
1003 {
1004         return snd_ymfpci_capture_open(substream, 1);
1005 }
1006
1007 static int snd_ymfpci_playback_close_1(struct snd_pcm_substream *substream)
1008 {
1009         return 0;
1010 }
1011
1012 static int snd_ymfpci_playback_close(struct snd_pcm_substream *substream)
1013 {
1014         struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1015         struct snd_ymfpci_pcm *ypcm = substream->runtime->private_data;
1016         struct snd_kcontrol *kctl;
1017
1018         spin_lock_irq(&chip->reg_lock);
1019         if (ypcm->output_rear && chip->rear_opened > 0) {
1020                 chip->rear_opened--;
1021                 ymfpci_close_extension(chip);
1022         }
1023         spin_unlock_irq(&chip->reg_lock);
1024         kctl = chip->pcm_mixer[substream->number].ctl;
1025         kctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1026         snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_INFO, &kctl->id);
1027         return snd_ymfpci_playback_close_1(substream);
1028 }
1029
1030 static int snd_ymfpci_playback_spdif_close(struct snd_pcm_substream *substream)
1031 {
1032         struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1033
1034         spin_lock_irq(&chip->reg_lock);
1035         chip->spdif_opened = 0;
1036         ymfpci_close_extension(chip);
1037         snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTCTRL,
1038                           snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) & ~2);
1039         snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_bits);
1040         spin_unlock_irq(&chip->reg_lock);
1041         chip->spdif_pcm_ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1042         snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE |
1043                        SNDRV_CTL_EVENT_MASK_INFO, &chip->spdif_pcm_ctl->id);
1044         return snd_ymfpci_playback_close_1(substream);
1045 }
1046
1047 static int snd_ymfpci_playback_4ch_close(struct snd_pcm_substream *substream)
1048 {
1049         struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1050
1051         spin_lock_irq(&chip->reg_lock);
1052         if (chip->rear_opened > 0) {
1053                 chip->rear_opened--;
1054                 ymfpci_close_extension(chip);
1055         }
1056         spin_unlock_irq(&chip->reg_lock);
1057         return snd_ymfpci_playback_close_1(substream);
1058 }
1059
1060 static int snd_ymfpci_capture_close(struct snd_pcm_substream *substream)
1061 {
1062         struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1063         struct snd_pcm_runtime *runtime = substream->runtime;
1064         struct snd_ymfpci_pcm *ypcm = runtime->private_data;
1065
1066         if (ypcm != NULL) {
1067                 chip->capture_substream[ypcm->capture_bank_number] = NULL;
1068                 snd_ymfpci_hw_stop(chip);
1069         }
1070         return 0;
1071 }
1072
1073 static struct snd_pcm_ops snd_ymfpci_playback_ops = {
1074         .open =                 snd_ymfpci_playback_open,
1075         .close =                snd_ymfpci_playback_close,
1076         .ioctl =                snd_pcm_lib_ioctl,
1077         .hw_params =            snd_ymfpci_playback_hw_params,
1078         .hw_free =              snd_ymfpci_playback_hw_free,
1079         .prepare =              snd_ymfpci_playback_prepare,
1080         .trigger =              snd_ymfpci_playback_trigger,
1081         .pointer =              snd_ymfpci_playback_pointer,
1082 };
1083
1084 static struct snd_pcm_ops snd_ymfpci_capture_rec_ops = {
1085         .open =                 snd_ymfpci_capture_rec_open,
1086         .close =                snd_ymfpci_capture_close,
1087         .ioctl =                snd_pcm_lib_ioctl,
1088         .hw_params =            snd_ymfpci_capture_hw_params,
1089         .hw_free =              snd_ymfpci_capture_hw_free,
1090         .prepare =              snd_ymfpci_capture_prepare,
1091         .trigger =              snd_ymfpci_capture_trigger,
1092         .pointer =              snd_ymfpci_capture_pointer,
1093 };
1094
1095 int __devinit snd_ymfpci_pcm(struct snd_ymfpci *chip, int device, struct snd_pcm ** rpcm)
1096 {
1097         struct snd_pcm *pcm;
1098         int err;
1099
1100         if (rpcm)
1101                 *rpcm = NULL;
1102         if ((err = snd_pcm_new(chip->card, "YMFPCI", device, 32, 1, &pcm)) < 0)
1103                 return err;
1104         pcm->private_data = chip;
1105
1106         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ymfpci_playback_ops);
1107         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ymfpci_capture_rec_ops);
1108
1109         /* global setup */
1110         pcm->info_flags = 0;
1111         strcpy(pcm->name, "YMFPCI");
1112         chip->pcm = pcm;
1113
1114         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1115                                               snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1116
1117         if (rpcm)
1118                 *rpcm = pcm;
1119         return 0;
1120 }
1121
1122 static struct snd_pcm_ops snd_ymfpci_capture_ac97_ops = {
1123         .open =                 snd_ymfpci_capture_ac97_open,
1124         .close =                snd_ymfpci_capture_close,
1125         .ioctl =                snd_pcm_lib_ioctl,
1126         .hw_params =            snd_ymfpci_capture_hw_params,
1127         .hw_free =              snd_ymfpci_capture_hw_free,
1128         .prepare =              snd_ymfpci_capture_prepare,
1129         .trigger =              snd_ymfpci_capture_trigger,
1130         .pointer =              snd_ymfpci_capture_pointer,
1131 };
1132
1133 int __devinit snd_ymfpci_pcm2(struct snd_ymfpci *chip, int device, struct snd_pcm ** rpcm)
1134 {
1135         struct snd_pcm *pcm;
1136         int err;
1137
1138         if (rpcm)
1139                 *rpcm = NULL;
1140         if ((err = snd_pcm_new(chip->card, "YMFPCI - PCM2", device, 0, 1, &pcm)) < 0)
1141                 return err;
1142         pcm->private_data = chip;
1143
1144         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ymfpci_capture_ac97_ops);
1145
1146         /* global setup */
1147         pcm->info_flags = 0;
1148         sprintf(pcm->name, "YMFPCI - %s",
1149                 chip->device_id == PCI_DEVICE_ID_YAMAHA_754 ? "Direct Recording" : "AC'97");
1150         chip->pcm2 = pcm;
1151
1152         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1153                                               snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1154
1155         if (rpcm)
1156                 *rpcm = pcm;
1157         return 0;
1158 }
1159
1160 static struct snd_pcm_ops snd_ymfpci_playback_spdif_ops = {
1161         .open =                 snd_ymfpci_playback_spdif_open,
1162         .close =                snd_ymfpci_playback_spdif_close,
1163         .ioctl =                snd_pcm_lib_ioctl,
1164         .hw_params =            snd_ymfpci_playback_hw_params,
1165         .hw_free =              snd_ymfpci_playback_hw_free,
1166         .prepare =              snd_ymfpci_playback_prepare,
1167         .trigger =              snd_ymfpci_playback_trigger,
1168         .pointer =              snd_ymfpci_playback_pointer,
1169 };
1170
1171 int __devinit snd_ymfpci_pcm_spdif(struct snd_ymfpci *chip, int device, struct snd_pcm ** rpcm)
1172 {
1173         struct snd_pcm *pcm;
1174         int err;
1175
1176         if (rpcm)
1177                 *rpcm = NULL;
1178         if ((err = snd_pcm_new(chip->card, "YMFPCI - IEC958", device, 1, 0, &pcm)) < 0)
1179                 return err;
1180         pcm->private_data = chip;
1181
1182         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ymfpci_playback_spdif_ops);
1183
1184         /* global setup */
1185         pcm->info_flags = 0;
1186         strcpy(pcm->name, "YMFPCI - IEC958");
1187         chip->pcm_spdif = pcm;
1188
1189         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1190                                               snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1191
1192         if (rpcm)
1193                 *rpcm = pcm;
1194         return 0;
1195 }
1196
1197 static struct snd_pcm_ops snd_ymfpci_playback_4ch_ops = {
1198         .open =                 snd_ymfpci_playback_4ch_open,
1199         .close =                snd_ymfpci_playback_4ch_close,
1200         .ioctl =                snd_pcm_lib_ioctl,
1201         .hw_params =            snd_ymfpci_playback_hw_params,
1202         .hw_free =              snd_ymfpci_playback_hw_free,
1203         .prepare =              snd_ymfpci_playback_prepare,
1204         .trigger =              snd_ymfpci_playback_trigger,
1205         .pointer =              snd_ymfpci_playback_pointer,
1206 };
1207
1208 int __devinit snd_ymfpci_pcm_4ch(struct snd_ymfpci *chip, int device, struct snd_pcm ** rpcm)
1209 {
1210         struct snd_pcm *pcm;
1211         int err;
1212
1213         if (rpcm)
1214                 *rpcm = NULL;
1215         if ((err = snd_pcm_new(chip->card, "YMFPCI - Rear", device, 1, 0, &pcm)) < 0)
1216                 return err;
1217         pcm->private_data = chip;
1218
1219         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ymfpci_playback_4ch_ops);
1220
1221         /* global setup */
1222         pcm->info_flags = 0;
1223         strcpy(pcm->name, "YMFPCI - Rear PCM");
1224         chip->pcm_4ch = pcm;
1225
1226         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1227                                               snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1228
1229         if (rpcm)
1230                 *rpcm = pcm;
1231         return 0;
1232 }
1233
1234 static int snd_ymfpci_spdif_default_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1235 {
1236         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1237         uinfo->count = 1;
1238         return 0;
1239 }
1240
1241 static int snd_ymfpci_spdif_default_get(struct snd_kcontrol *kcontrol,
1242                                         struct snd_ctl_elem_value *ucontrol)
1243 {
1244         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1245
1246         spin_lock_irq(&chip->reg_lock);
1247         ucontrol->value.iec958.status[0] = (chip->spdif_bits >> 0) & 0xff;
1248         ucontrol->value.iec958.status[1] = (chip->spdif_bits >> 8) & 0xff;
1249         ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS_48000;
1250         spin_unlock_irq(&chip->reg_lock);
1251         return 0;
1252 }
1253
1254 static int snd_ymfpci_spdif_default_put(struct snd_kcontrol *kcontrol,
1255                                          struct snd_ctl_elem_value *ucontrol)
1256 {
1257         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1258         unsigned int val;
1259         int change;
1260
1261         val = ((ucontrol->value.iec958.status[0] & 0x3e) << 0) |
1262               (ucontrol->value.iec958.status[1] << 8);
1263         spin_lock_irq(&chip->reg_lock);
1264         change = chip->spdif_bits != val;
1265         chip->spdif_bits = val;
1266         if ((snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) & 1) && chip->pcm_spdif == NULL)
1267                 snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_bits);
1268         spin_unlock_irq(&chip->reg_lock);
1269         return change;
1270 }
1271
1272 static struct snd_kcontrol_new snd_ymfpci_spdif_default __devinitdata =
1273 {
1274         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1275         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1276         .info =         snd_ymfpci_spdif_default_info,
1277         .get =          snd_ymfpci_spdif_default_get,
1278         .put =          snd_ymfpci_spdif_default_put
1279 };
1280
1281 static int snd_ymfpci_spdif_mask_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1282 {
1283         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1284         uinfo->count = 1;
1285         return 0;
1286 }
1287
1288 static int snd_ymfpci_spdif_mask_get(struct snd_kcontrol *kcontrol,
1289                                       struct snd_ctl_elem_value *ucontrol)
1290 {
1291         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1292
1293         spin_lock_irq(&chip->reg_lock);
1294         ucontrol->value.iec958.status[0] = 0x3e;
1295         ucontrol->value.iec958.status[1] = 0xff;
1296         spin_unlock_irq(&chip->reg_lock);
1297         return 0;
1298 }
1299
1300 static struct snd_kcontrol_new snd_ymfpci_spdif_mask __devinitdata =
1301 {
1302         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1303         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1304         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
1305         .info =         snd_ymfpci_spdif_mask_info,
1306         .get =          snd_ymfpci_spdif_mask_get,
1307 };
1308
1309 static int snd_ymfpci_spdif_stream_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1310 {
1311         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1312         uinfo->count = 1;
1313         return 0;
1314 }
1315
1316 static int snd_ymfpci_spdif_stream_get(struct snd_kcontrol *kcontrol,
1317                                         struct snd_ctl_elem_value *ucontrol)
1318 {
1319         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1320
1321         spin_lock_irq(&chip->reg_lock);
1322         ucontrol->value.iec958.status[0] = (chip->spdif_pcm_bits >> 0) & 0xff;
1323         ucontrol->value.iec958.status[1] = (chip->spdif_pcm_bits >> 8) & 0xff;
1324         ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS_48000;
1325         spin_unlock_irq(&chip->reg_lock);
1326         return 0;
1327 }
1328
1329 static int snd_ymfpci_spdif_stream_put(struct snd_kcontrol *kcontrol,
1330                                         struct snd_ctl_elem_value *ucontrol)
1331 {
1332         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1333         unsigned int val;
1334         int change;
1335
1336         val = ((ucontrol->value.iec958.status[0] & 0x3e) << 0) |
1337               (ucontrol->value.iec958.status[1] << 8);
1338         spin_lock_irq(&chip->reg_lock);
1339         change = chip->spdif_pcm_bits != val;
1340         chip->spdif_pcm_bits = val;
1341         if ((snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) & 2))
1342                 snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_pcm_bits);
1343         spin_unlock_irq(&chip->reg_lock);
1344         return change;
1345 }
1346
1347 static struct snd_kcontrol_new snd_ymfpci_spdif_stream __devinitdata =
1348 {
1349         .access =       SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
1350         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1351         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
1352         .info =         snd_ymfpci_spdif_stream_info,
1353         .get =          snd_ymfpci_spdif_stream_get,
1354         .put =          snd_ymfpci_spdif_stream_put
1355 };
1356
1357 static int snd_ymfpci_drec_source_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *info)
1358 {
1359         static char *texts[3] = {"AC'97", "IEC958", "ZV Port"};
1360
1361         info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1362         info->count = 1;
1363         info->value.enumerated.items = 3;
1364         if (info->value.enumerated.item > 2)
1365                 info->value.enumerated.item = 2;
1366         strcpy(info->value.enumerated.name, texts[info->value.enumerated.item]);
1367         return 0;
1368 }
1369
1370 static int snd_ymfpci_drec_source_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *value)
1371 {
1372         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1373         u16 reg;
1374
1375         spin_lock_irq(&chip->reg_lock);
1376         reg = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
1377         spin_unlock_irq(&chip->reg_lock);
1378         if (!(reg & 0x100))
1379                 value->value.enumerated.item[0] = 0;
1380         else
1381                 value->value.enumerated.item[0] = 1 + ((reg & 0x200) != 0);
1382         return 0;
1383 }
1384
1385 static int snd_ymfpci_drec_source_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *value)
1386 {
1387         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1388         u16 reg, old_reg;
1389
1390         spin_lock_irq(&chip->reg_lock);
1391         old_reg = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
1392         if (value->value.enumerated.item[0] == 0)
1393                 reg = old_reg & ~0x100;
1394         else
1395                 reg = (old_reg & ~0x300) | 0x100 | ((value->value.enumerated.item[0] == 2) << 9);
1396         snd_ymfpci_writew(chip, YDSXGR_GLOBALCTRL, reg);
1397         spin_unlock_irq(&chip->reg_lock);
1398         return reg != old_reg;
1399 }
1400
1401 static struct snd_kcontrol_new snd_ymfpci_drec_source __devinitdata = {
1402         .access =       SNDRV_CTL_ELEM_ACCESS_READWRITE,
1403         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
1404         .name =         "Direct Recording Source",
1405         .info =         snd_ymfpci_drec_source_info,
1406         .get =          snd_ymfpci_drec_source_get,
1407         .put =          snd_ymfpci_drec_source_put
1408 };
1409
1410 /*
1411  *  Mixer controls
1412  */
1413
1414 #define YMFPCI_SINGLE(xname, xindex, reg, shift) \
1415 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
1416   .info = snd_ymfpci_info_single, \
1417   .get = snd_ymfpci_get_single, .put = snd_ymfpci_put_single, \
1418   .private_value = ((reg) | ((shift) << 16)) }
1419
1420 static int snd_ymfpci_info_single(struct snd_kcontrol *kcontrol,
1421                                   struct snd_ctl_elem_info *uinfo)
1422 {
1423         int reg = kcontrol->private_value & 0xffff;
1424
1425         switch (reg) {
1426         case YDSXGR_SPDIFOUTCTRL: break;
1427         case YDSXGR_SPDIFINCTRL: break;
1428         default: return -EINVAL;
1429         }
1430         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1431         uinfo->count = 1;
1432         uinfo->value.integer.min = 0;
1433         uinfo->value.integer.max = 1;
1434         return 0;
1435 }
1436
1437 static int snd_ymfpci_get_single(struct snd_kcontrol *kcontrol,
1438                                  struct snd_ctl_elem_value *ucontrol)
1439 {
1440         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1441         int reg = kcontrol->private_value & 0xffff;
1442         unsigned int shift = (kcontrol->private_value >> 16) & 0xff;
1443         unsigned int mask = 1;
1444         
1445         switch (reg) {
1446         case YDSXGR_SPDIFOUTCTRL: break;
1447         case YDSXGR_SPDIFINCTRL: break;
1448         default: return -EINVAL;
1449         }
1450         ucontrol->value.integer.value[0] =
1451                 (snd_ymfpci_readl(chip, reg) >> shift) & mask;
1452         return 0;
1453 }
1454
1455 static int snd_ymfpci_put_single(struct snd_kcontrol *kcontrol,
1456                                  struct snd_ctl_elem_value *ucontrol)
1457 {
1458         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1459         int reg = kcontrol->private_value & 0xffff;
1460         unsigned int shift = (kcontrol->private_value >> 16) & 0xff;
1461         unsigned int mask = 1;
1462         int change;
1463         unsigned int val, oval;
1464         
1465         switch (reg) {
1466         case YDSXGR_SPDIFOUTCTRL: break;
1467         case YDSXGR_SPDIFINCTRL: break;
1468         default: return -EINVAL;
1469         }
1470         val = (ucontrol->value.integer.value[0] & mask);
1471         val <<= shift;
1472         spin_lock_irq(&chip->reg_lock);
1473         oval = snd_ymfpci_readl(chip, reg);
1474         val = (oval & ~(mask << shift)) | val;
1475         change = val != oval;
1476         snd_ymfpci_writel(chip, reg, val);
1477         spin_unlock_irq(&chip->reg_lock);
1478         return change;
1479 }
1480
1481 static DECLARE_TLV_DB_LINEAR(db_scale_native, TLV_DB_GAIN_MUTE, 0);
1482
1483 #define YMFPCI_DOUBLE(xname, xindex, reg) \
1484 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
1485   .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
1486   .info = snd_ymfpci_info_double, \
1487   .get = snd_ymfpci_get_double, .put = snd_ymfpci_put_double, \
1488   .private_value = reg, \
1489   .tlv = { .p = db_scale_native } }
1490
1491 static int snd_ymfpci_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1492 {
1493         unsigned int reg = kcontrol->private_value;
1494
1495         if (reg < 0x80 || reg >= 0xc0)
1496                 return -EINVAL;
1497         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1498         uinfo->count = 2;
1499         uinfo->value.integer.min = 0;
1500         uinfo->value.integer.max = 16383;
1501         return 0;
1502 }
1503
1504 static int snd_ymfpci_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1505 {
1506         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1507         unsigned int reg = kcontrol->private_value;
1508         unsigned int shift_left = 0, shift_right = 16, mask = 16383;
1509         unsigned int val;
1510         
1511         if (reg < 0x80 || reg >= 0xc0)
1512                 return -EINVAL;
1513         spin_lock_irq(&chip->reg_lock);
1514         val = snd_ymfpci_readl(chip, reg);
1515         spin_unlock_irq(&chip->reg_lock);
1516         ucontrol->value.integer.value[0] = (val >> shift_left) & mask;
1517         ucontrol->value.integer.value[1] = (val >> shift_right) & mask;
1518         return 0;
1519 }
1520
1521 static int snd_ymfpci_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1522 {
1523         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1524         unsigned int reg = kcontrol->private_value;
1525         unsigned int shift_left = 0, shift_right = 16, mask = 16383;
1526         int change;
1527         unsigned int val1, val2, oval;
1528         
1529         if (reg < 0x80 || reg >= 0xc0)
1530                 return -EINVAL;
1531         val1 = ucontrol->value.integer.value[0] & mask;
1532         val2 = ucontrol->value.integer.value[1] & mask;
1533         val1 <<= shift_left;
1534         val2 <<= shift_right;
1535         spin_lock_irq(&chip->reg_lock);
1536         oval = snd_ymfpci_readl(chip, reg);
1537         val1 = (oval & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2;
1538         change = val1 != oval;
1539         snd_ymfpci_writel(chip, reg, val1);
1540         spin_unlock_irq(&chip->reg_lock);
1541         return change;
1542 }
1543
1544 /*
1545  * 4ch duplication
1546  */
1547 static int snd_ymfpci_info_dup4ch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1548 {
1549         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1550         uinfo->count = 1;
1551         uinfo->value.integer.min = 0;
1552         uinfo->value.integer.max = 1;
1553         return 0;
1554 }
1555
1556 static int snd_ymfpci_get_dup4ch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1557 {
1558         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1559         ucontrol->value.integer.value[0] = chip->mode_dup4ch;
1560         return 0;
1561 }
1562
1563 static int snd_ymfpci_put_dup4ch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1564 {
1565         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1566         int change;
1567         change = (ucontrol->value.integer.value[0] != chip->mode_dup4ch);
1568         if (change)
1569                 chip->mode_dup4ch = !!ucontrol->value.integer.value[0];
1570         return change;
1571 }
1572
1573
1574 static struct snd_kcontrol_new snd_ymfpci_controls[] __devinitdata = {
1575 YMFPCI_DOUBLE("Wave Playback Volume", 0, YDSXGR_NATIVEDACOUTVOL),
1576 YMFPCI_DOUBLE("Wave Capture Volume", 0, YDSXGR_NATIVEDACLOOPVOL),
1577 YMFPCI_DOUBLE("Digital Capture Volume", 0, YDSXGR_NATIVEDACINVOL),
1578 YMFPCI_DOUBLE("Digital Capture Volume", 1, YDSXGR_NATIVEADCINVOL),
1579 YMFPCI_DOUBLE("ADC Playback Volume", 0, YDSXGR_PRIADCOUTVOL),
1580 YMFPCI_DOUBLE("ADC Capture Volume", 0, YDSXGR_PRIADCLOOPVOL),
1581 YMFPCI_DOUBLE("ADC Playback Volume", 1, YDSXGR_SECADCOUTVOL),
1582 YMFPCI_DOUBLE("ADC Capture Volume", 1, YDSXGR_SECADCLOOPVOL),
1583 YMFPCI_DOUBLE("FM Legacy Volume", 0, YDSXGR_LEGACYOUTVOL),
1584 YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("AC97 ", PLAYBACK,VOLUME), 0, YDSXGR_ZVOUTVOL),
1585 YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("", CAPTURE,VOLUME), 0, YDSXGR_ZVLOOPVOL),
1586 YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("AC97 ",PLAYBACK,VOLUME), 1, YDSXGR_SPDIFOUTVOL),
1587 YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,VOLUME), 1, YDSXGR_SPDIFLOOPVOL),
1588 YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), 0, YDSXGR_SPDIFOUTCTRL, 0),
1589 YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), 0, YDSXGR_SPDIFINCTRL, 0),
1590 YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("Loop",NONE,NONE), 0, YDSXGR_SPDIFINCTRL, 4),
1591 {
1592         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1593         .name = "4ch Duplication",
1594         .info = snd_ymfpci_info_dup4ch,
1595         .get = snd_ymfpci_get_dup4ch,
1596         .put = snd_ymfpci_put_dup4ch,
1597 },
1598 };
1599
1600
1601 /*
1602  * GPIO
1603  */
1604
1605 static int snd_ymfpci_get_gpio_out(struct snd_ymfpci *chip, int pin)
1606 {
1607         u16 reg, mode;
1608         unsigned long flags;
1609
1610         spin_lock_irqsave(&chip->reg_lock, flags);
1611         reg = snd_ymfpci_readw(chip, YDSXGR_GPIOFUNCENABLE);
1612         reg &= ~(1 << (pin + 8));
1613         reg |= (1 << pin);
1614         snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg);
1615         /* set the level mode for input line */
1616         mode = snd_ymfpci_readw(chip, YDSXGR_GPIOTYPECONFIG);
1617         mode &= ~(3 << (pin * 2));
1618         snd_ymfpci_writew(chip, YDSXGR_GPIOTYPECONFIG, mode);
1619         snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg | (1 << (pin + 8)));
1620         mode = snd_ymfpci_readw(chip, YDSXGR_GPIOINSTATUS);
1621         spin_unlock_irqrestore(&chip->reg_lock, flags);
1622         return (mode >> pin) & 1;
1623 }
1624
1625 static int snd_ymfpci_set_gpio_out(struct snd_ymfpci *chip, int pin, int enable)
1626 {
1627         u16 reg;
1628         unsigned long flags;
1629
1630         spin_lock_irqsave(&chip->reg_lock, flags);
1631         reg = snd_ymfpci_readw(chip, YDSXGR_GPIOFUNCENABLE);
1632         reg &= ~(1 << pin);
1633         reg &= ~(1 << (pin + 8));
1634         snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg);
1635         snd_ymfpci_writew(chip, YDSXGR_GPIOOUTCTRL, enable << pin);
1636         snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg | (1 << (pin + 8)));
1637         spin_unlock_irqrestore(&chip->reg_lock, flags);
1638
1639         return 0;
1640 }
1641
1642 static int snd_ymfpci_gpio_sw_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1643 {
1644         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1645         uinfo->count = 1;
1646         uinfo->value.integer.min = 0;
1647         uinfo->value.integer.max = 1;
1648         return 0;
1649 }
1650
1651 static int snd_ymfpci_gpio_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1652 {
1653         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1654         int pin = (int)kcontrol->private_value;
1655         ucontrol->value.integer.value[0] = snd_ymfpci_get_gpio_out(chip, pin);
1656         return 0;
1657 }
1658
1659 static int snd_ymfpci_gpio_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1660 {
1661         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1662         int pin = (int)kcontrol->private_value;
1663
1664         if (snd_ymfpci_get_gpio_out(chip, pin) != ucontrol->value.integer.value[0]) {
1665                 snd_ymfpci_set_gpio_out(chip, pin, !!ucontrol->value.integer.value[0]);
1666                 ucontrol->value.integer.value[0] = snd_ymfpci_get_gpio_out(chip, pin);
1667                 return 1;
1668         }
1669         return 0;
1670 }
1671
1672 static struct snd_kcontrol_new snd_ymfpci_rear_shared __devinitdata = {
1673         .name = "Shared Rear/Line-In Switch",
1674         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1675         .info = snd_ymfpci_gpio_sw_info,
1676         .get = snd_ymfpci_gpio_sw_get,
1677         .put = snd_ymfpci_gpio_sw_put,
1678         .private_value = 2,
1679 };
1680
1681 /*
1682  * PCM voice volume
1683  */
1684
1685 static int snd_ymfpci_pcm_vol_info(struct snd_kcontrol *kcontrol,
1686                                    struct snd_ctl_elem_info *uinfo)
1687 {
1688         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1689         uinfo->count = 2;
1690         uinfo->value.integer.min = 0;
1691         uinfo->value.integer.max = 0x8000;
1692         return 0;
1693 }
1694
1695 static int snd_ymfpci_pcm_vol_get(struct snd_kcontrol *kcontrol,
1696                                   struct snd_ctl_elem_value *ucontrol)
1697 {
1698         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1699         unsigned int subs = kcontrol->id.subdevice;
1700
1701         ucontrol->value.integer.value[0] = chip->pcm_mixer[subs].left;
1702         ucontrol->value.integer.value[1] = chip->pcm_mixer[subs].right;
1703         return 0;
1704 }
1705
1706 static int snd_ymfpci_pcm_vol_put(struct snd_kcontrol *kcontrol,
1707                                   struct snd_ctl_elem_value *ucontrol)
1708 {
1709         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1710         unsigned int subs = kcontrol->id.subdevice;
1711         struct snd_pcm_substream *substream;
1712         unsigned long flags;
1713
1714         if (ucontrol->value.integer.value[0] != chip->pcm_mixer[subs].left ||
1715             ucontrol->value.integer.value[1] != chip->pcm_mixer[subs].right) {
1716                 chip->pcm_mixer[subs].left = ucontrol->value.integer.value[0];
1717                 chip->pcm_mixer[subs].right = ucontrol->value.integer.value[1];
1718
1719                 substream = (struct snd_pcm_substream *)kcontrol->private_value;
1720                 spin_lock_irqsave(&chip->voice_lock, flags);
1721                 if (substream->runtime && substream->runtime->private_data) {
1722                         struct snd_ymfpci_pcm *ypcm = substream->runtime->private_data;
1723                         ypcm->update_pcm_vol = 2;
1724                 }
1725                 spin_unlock_irqrestore(&chip->voice_lock, flags);
1726                 return 1;
1727         }
1728         return 0;
1729 }
1730
1731 static struct snd_kcontrol_new snd_ymfpci_pcm_volume __devinitdata = {
1732         .iface = SNDRV_CTL_ELEM_IFACE_PCM,
1733         .name = "PCM Playback Volume",
1734         .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
1735                 SNDRV_CTL_ELEM_ACCESS_INACTIVE,
1736         .info = snd_ymfpci_pcm_vol_info,
1737         .get = snd_ymfpci_pcm_vol_get,
1738         .put = snd_ymfpci_pcm_vol_put,
1739 };
1740
1741
1742 /*
1743  *  Mixer routines
1744  */
1745
1746 static void snd_ymfpci_mixer_free_ac97_bus(struct snd_ac97_bus *bus)
1747 {
1748         struct snd_ymfpci *chip = bus->private_data;
1749         chip->ac97_bus = NULL;
1750 }
1751
1752 static void snd_ymfpci_mixer_free_ac97(struct snd_ac97 *ac97)
1753 {
1754         struct snd_ymfpci *chip = ac97->private_data;
1755         chip->ac97 = NULL;
1756 }
1757
1758 int __devinit snd_ymfpci_mixer(struct snd_ymfpci *chip, int rear_switch, int rear_swap)
1759 {
1760         struct snd_ac97_template ac97;
1761         struct snd_kcontrol *kctl;
1762         struct snd_pcm_substream *substream;
1763         unsigned int idx;
1764         int err;
1765         static struct snd_ac97_bus_ops ops = {
1766                 .write = snd_ymfpci_codec_write,
1767                 .read = snd_ymfpci_codec_read,
1768         };
1769
1770         chip->rear_swap = rear_swap;
1771         if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus)) < 0)
1772                 return err;
1773         chip->ac97_bus->private_free = snd_ymfpci_mixer_free_ac97_bus;
1774         chip->ac97_bus->no_vra = 1; /* YMFPCI doesn't need VRA */
1775
1776         memset(&ac97, 0, sizeof(ac97));
1777         ac97.private_data = chip;
1778         ac97.private_free = snd_ymfpci_mixer_free_ac97;
1779         if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97)) < 0)
1780                 return err;
1781
1782         /* to be sure */
1783         snd_ac97_update_bits(chip->ac97, AC97_EXTENDED_STATUS,
1784                              AC97_EA_VRA|AC97_EA_VRM, 0);
1785
1786         for (idx = 0; idx < ARRAY_SIZE(snd_ymfpci_controls); idx++) {
1787                 if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_ymfpci_controls[idx], chip))) < 0)
1788                         return err;
1789         }
1790
1791         /* add S/PDIF control */
1792         snd_assert(chip->pcm_spdif != NULL, return -EIO);
1793         if ((err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_spdif_default, chip))) < 0)
1794                 return err;
1795         kctl->id.device = chip->pcm_spdif->device;
1796         if ((err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_spdif_mask, chip))) < 0)
1797                 return err;
1798         kctl->id.device = chip->pcm_spdif->device;
1799         if ((err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_spdif_stream, chip))) < 0)
1800                 return err;
1801         kctl->id.device = chip->pcm_spdif->device;
1802         chip->spdif_pcm_ctl = kctl;
1803
1804         /* direct recording source */
1805         if (chip->device_id == PCI_DEVICE_ID_YAMAHA_754 &&
1806             (err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_drec_source, chip))) < 0)
1807                 return err;
1808
1809         /*
1810          * shared rear/line-in
1811          */
1812         if (rear_switch) {
1813                 if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_ymfpci_rear_shared, chip))) < 0)
1814                         return err;
1815         }
1816
1817         /* per-voice volume */
1818         substream = chip->pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream;
1819         for (idx = 0; idx < 32; ++idx) {
1820                 kctl = snd_ctl_new1(&snd_ymfpci_pcm_volume, chip);
1821                 if (!kctl)
1822                         return -ENOMEM;
1823                 kctl->id.device = chip->pcm->device;
1824                 kctl->id.subdevice = idx;
1825                 kctl->private_value = (unsigned long)substream;
1826                 if ((err = snd_ctl_add(chip->card, kctl)) < 0)
1827                         return err;
1828                 chip->pcm_mixer[idx].left = 0x8000;
1829                 chip->pcm_mixer[idx].right = 0x8000;
1830                 chip->pcm_mixer[idx].ctl = kctl;
1831                 substream = substream->next;
1832         }
1833
1834         return 0;
1835 }
1836
1837
1838 /*
1839  * timer
1840  */
1841
1842 static int snd_ymfpci_timer_start(struct snd_timer *timer)
1843 {
1844         struct snd_ymfpci *chip;
1845         unsigned long flags;
1846         unsigned int count;
1847
1848         chip = snd_timer_chip(timer);
1849         count = (timer->sticks << 1) - 1;
1850         spin_lock_irqsave(&chip->reg_lock, flags);
1851         snd_ymfpci_writew(chip, YDSXGR_TIMERCOUNT, count);
1852         snd_ymfpci_writeb(chip, YDSXGR_TIMERCTRL, 0x03);
1853         spin_unlock_irqrestore(&chip->reg_lock, flags);
1854         return 0;
1855 }
1856
1857 static int snd_ymfpci_timer_stop(struct snd_timer *timer)
1858 {
1859         struct snd_ymfpci *chip;
1860         unsigned long flags;
1861
1862         chip = snd_timer_chip(timer);
1863         spin_lock_irqsave(&chip->reg_lock, flags);
1864         snd_ymfpci_writeb(chip, YDSXGR_TIMERCTRL, 0x00);
1865         spin_unlock_irqrestore(&chip->reg_lock, flags);
1866         return 0;
1867 }
1868
1869 static int snd_ymfpci_timer_precise_resolution(struct snd_timer *timer,
1870                                                unsigned long *num, unsigned long *den)
1871 {
1872         *num = 1;
1873         *den = 48000;
1874         return 0;
1875 }
1876
1877 static struct snd_timer_hardware snd_ymfpci_timer_hw = {
1878         .flags = SNDRV_TIMER_HW_AUTO,
1879         .resolution = 20833, /* 1/fs = 20.8333...us */
1880         .ticks = 0x8000,
1881         .start = snd_ymfpci_timer_start,
1882         .stop = snd_ymfpci_timer_stop,
1883         .precise_resolution = snd_ymfpci_timer_precise_resolution,
1884 };
1885
1886 int __devinit snd_ymfpci_timer(struct snd_ymfpci *chip, int device)
1887 {
1888         struct snd_timer *timer = NULL;
1889         struct snd_timer_id tid;
1890         int err;
1891
1892         tid.dev_class = SNDRV_TIMER_CLASS_CARD;
1893         tid.dev_sclass = SNDRV_TIMER_SCLASS_NONE;
1894         tid.card = chip->card->number;
1895         tid.device = device;
1896         tid.subdevice = 0;
1897         if ((err = snd_timer_new(chip->card, "YMFPCI", &tid, &timer)) >= 0) {
1898                 strcpy(timer->name, "YMFPCI timer");
1899                 timer->private_data = chip;
1900                 timer->hw = snd_ymfpci_timer_hw;
1901         }
1902         chip->timer = timer;
1903         return err;
1904 }
1905
1906
1907 /*
1908  *  proc interface
1909  */
1910
1911 static void snd_ymfpci_proc_read(struct snd_info_entry *entry, 
1912                                  struct snd_info_buffer *buffer)
1913 {
1914         struct snd_ymfpci *chip = entry->private_data;
1915         int i;
1916         
1917         snd_iprintf(buffer, "YMFPCI\n\n");
1918         for (i = 0; i <= YDSXGR_WORKBASE; i += 4)
1919                 snd_iprintf(buffer, "%04x: %04x\n", i, snd_ymfpci_readl(chip, i));
1920 }
1921
1922 static int __devinit snd_ymfpci_proc_init(struct snd_card *card, struct snd_ymfpci *chip)
1923 {
1924         struct snd_info_entry *entry;
1925         
1926         if (! snd_card_proc_new(card, "ymfpci", &entry))
1927                 snd_info_set_text_ops(entry, chip, snd_ymfpci_proc_read);
1928         return 0;
1929 }
1930
1931 /*
1932  *  initialization routines
1933  */
1934
1935 static void snd_ymfpci_aclink_reset(struct pci_dev * pci)
1936 {
1937         u8 cmd;
1938
1939         pci_read_config_byte(pci, PCIR_DSXG_CTRL, &cmd);
1940 #if 0 // force to reset
1941         if (cmd & 0x03) {
1942 #endif
1943                 pci_write_config_byte(pci, PCIR_DSXG_CTRL, cmd & 0xfc);
1944                 pci_write_config_byte(pci, PCIR_DSXG_CTRL, cmd | 0x03);
1945                 pci_write_config_byte(pci, PCIR_DSXG_CTRL, cmd & 0xfc);
1946                 pci_write_config_word(pci, PCIR_DSXG_PWRCTRL1, 0);
1947                 pci_write_config_word(pci, PCIR_DSXG_PWRCTRL2, 0);
1948 #if 0
1949         }
1950 #endif
1951 }
1952
1953 static void snd_ymfpci_enable_dsp(struct snd_ymfpci *chip)
1954 {
1955         snd_ymfpci_writel(chip, YDSXGR_CONFIG, 0x00000001);
1956 }
1957
1958 static void snd_ymfpci_disable_dsp(struct snd_ymfpci *chip)
1959 {
1960         u32 val;
1961         int timeout = 1000;
1962
1963         val = snd_ymfpci_readl(chip, YDSXGR_CONFIG);
1964         if (val)
1965                 snd_ymfpci_writel(chip, YDSXGR_CONFIG, 0x00000000);
1966         while (timeout-- > 0) {
1967                 val = snd_ymfpci_readl(chip, YDSXGR_STATUS);
1968                 if ((val & 0x00000002) == 0)
1969                         break;
1970         }
1971 }
1972
1973 #include "ymfpci_image.h"
1974
1975 static void snd_ymfpci_download_image(struct snd_ymfpci *chip)
1976 {
1977         int i;
1978         u16 ctrl;
1979         unsigned long *inst;
1980
1981         snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0x00000000);
1982         snd_ymfpci_disable_dsp(chip);
1983         snd_ymfpci_writel(chip, YDSXGR_MODE, 0x00010000);
1984         snd_ymfpci_writel(chip, YDSXGR_MODE, 0x00000000);
1985         snd_ymfpci_writel(chip, YDSXGR_MAPOFREC, 0x00000000);
1986         snd_ymfpci_writel(chip, YDSXGR_MAPOFEFFECT, 0x00000000);
1987         snd_ymfpci_writel(chip, YDSXGR_PLAYCTRLBASE, 0x00000000);
1988         snd_ymfpci_writel(chip, YDSXGR_RECCTRLBASE, 0x00000000);
1989         snd_ymfpci_writel(chip, YDSXGR_EFFCTRLBASE, 0x00000000);
1990         ctrl = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
1991         snd_ymfpci_writew(chip, YDSXGR_GLOBALCTRL, ctrl & ~0x0007);
1992
1993         /* setup DSP instruction code */
1994         for (i = 0; i < YDSXG_DSPLENGTH / 4; i++)
1995                 snd_ymfpci_writel(chip, YDSXGR_DSPINSTRAM + (i << 2), DspInst[i]);
1996
1997         /* setup control instruction code */
1998         switch (chip->device_id) {
1999         case PCI_DEVICE_ID_YAMAHA_724F:
2000         case PCI_DEVICE_ID_YAMAHA_740C:
2001         case PCI_DEVICE_ID_YAMAHA_744:
2002         case PCI_DEVICE_ID_YAMAHA_754:
2003                 inst = CntrlInst1E;
2004                 break;
2005         default:
2006                 inst = CntrlInst;
2007                 break;
2008         }
2009         for (i = 0; i < YDSXG_CTRLLENGTH / 4; i++)
2010                 snd_ymfpci_writel(chip, YDSXGR_CTRLINSTRAM + (i << 2), inst[i]);
2011
2012         snd_ymfpci_enable_dsp(chip);
2013 }
2014
2015 static int __devinit snd_ymfpci_memalloc(struct snd_ymfpci *chip)
2016 {
2017         long size, playback_ctrl_size;
2018         int voice, bank, reg;
2019         u8 *ptr;
2020         dma_addr_t ptr_addr;
2021
2022         playback_ctrl_size = 4 + 4 * YDSXG_PLAYBACK_VOICES;
2023         chip->bank_size_playback = snd_ymfpci_readl(chip, YDSXGR_PLAYCTRLSIZE) << 2;
2024         chip->bank_size_capture = snd_ymfpci_readl(chip, YDSXGR_RECCTRLSIZE) << 2;
2025         chip->bank_size_effect = snd_ymfpci_readl(chip, YDSXGR_EFFCTRLSIZE) << 2;
2026         chip->work_size = YDSXG_DEFAULT_WORK_SIZE;
2027         
2028         size = ((playback_ctrl_size + 0x00ff) & ~0x00ff) +
2029                ((chip->bank_size_playback * 2 * YDSXG_PLAYBACK_VOICES + 0x00ff) & ~0x00ff) +
2030                ((chip->bank_size_capture * 2 * YDSXG_CAPTURE_VOICES + 0x00ff) & ~0x00ff) +
2031                ((chip->bank_size_effect * 2 * YDSXG_EFFECT_VOICES + 0x00ff) & ~0x00ff) +
2032                chip->work_size;
2033         /* work_ptr must be aligned to 256 bytes, but it's already
2034            covered with the kernel page allocation mechanism */
2035         if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(chip->pci),
2036                                 size, &chip->work_ptr) < 0) 
2037                 return -ENOMEM;
2038         ptr = chip->work_ptr.area;
2039         ptr_addr = chip->work_ptr.addr;
2040         memset(ptr, 0, size);   /* for sure */
2041
2042         chip->bank_base_playback = ptr;
2043         chip->bank_base_playback_addr = ptr_addr;
2044         chip->ctrl_playback = (u32 *)ptr;
2045         chip->ctrl_playback[0] = cpu_to_le32(YDSXG_PLAYBACK_VOICES);
2046         ptr += (playback_ctrl_size + 0x00ff) & ~0x00ff;
2047         ptr_addr += (playback_ctrl_size + 0x00ff) & ~0x00ff;
2048         for (voice = 0; voice < YDSXG_PLAYBACK_VOICES; voice++) {
2049                 chip->voices[voice].number = voice;
2050                 chip->voices[voice].bank = (struct snd_ymfpci_playback_bank *)ptr;
2051                 chip->voices[voice].bank_addr = ptr_addr;
2052                 for (bank = 0; bank < 2; bank++) {
2053                         chip->bank_playback[voice][bank] = (struct snd_ymfpci_playback_bank *)ptr;
2054                         ptr += chip->bank_size_playback;
2055                         ptr_addr += chip->bank_size_playback;
2056                 }
2057         }
2058         ptr = (char *)(((unsigned long)ptr + 0x00ff) & ~0x00ff);
2059         ptr_addr = (ptr_addr + 0x00ff) & ~0x00ff;
2060         chip->bank_base_capture = ptr;
2061         chip->bank_base_capture_addr = ptr_addr;
2062         for (voice = 0; voice < YDSXG_CAPTURE_VOICES; voice++)
2063                 for (bank = 0; bank < 2; bank++) {
2064                         chip->bank_capture[voice][bank] = (struct snd_ymfpci_capture_bank *)ptr;
2065                         ptr += chip->bank_size_capture;
2066                         ptr_addr += chip->bank_size_capture;
2067                 }
2068         ptr = (char *)(((unsigned long)ptr + 0x00ff) & ~0x00ff);
2069         ptr_addr = (ptr_addr + 0x00ff) & ~0x00ff;
2070         chip->bank_base_effect = ptr;
2071         chip->bank_base_effect_addr = ptr_addr;
2072         for (voice = 0; voice < YDSXG_EFFECT_VOICES; voice++)
2073                 for (bank = 0; bank < 2; bank++) {
2074                         chip->bank_effect[voice][bank] = (struct snd_ymfpci_effect_bank *)ptr;
2075                         ptr += chip->bank_size_effect;
2076                         ptr_addr += chip->bank_size_effect;
2077                 }
2078         ptr = (char *)(((unsigned long)ptr + 0x00ff) & ~0x00ff);
2079         ptr_addr = (ptr_addr + 0x00ff) & ~0x00ff;
2080         chip->work_base = ptr;
2081         chip->work_base_addr = ptr_addr;
2082         
2083         snd_assert(ptr + chip->work_size == chip->work_ptr.area + chip->work_ptr.bytes, );
2084
2085         snd_ymfpci_writel(chip, YDSXGR_PLAYCTRLBASE, chip->bank_base_playback_addr);
2086         snd_ymfpci_writel(chip, YDSXGR_RECCTRLBASE, chip->bank_base_capture_addr);
2087         snd_ymfpci_writel(chip, YDSXGR_EFFCTRLBASE, chip->bank_base_effect_addr);
2088         snd_ymfpci_writel(chip, YDSXGR_WORKBASE, chip->work_base_addr);
2089         snd_ymfpci_writel(chip, YDSXGR_WORKSIZE, chip->work_size >> 2);
2090
2091         /* S/PDIF output initialization */
2092         chip->spdif_bits = chip->spdif_pcm_bits = SNDRV_PCM_DEFAULT_CON_SPDIF & 0xffff;
2093         snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTCTRL, 0);
2094         snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_bits);
2095
2096         /* S/PDIF input initialization */
2097         snd_ymfpci_writew(chip, YDSXGR_SPDIFINCTRL, 0);
2098
2099         /* digital mixer setup */
2100         for (reg = 0x80; reg < 0xc0; reg += 4)
2101                 snd_ymfpci_writel(chip, reg, 0);
2102         snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0x3fff3fff);
2103         snd_ymfpci_writel(chip, YDSXGR_ZVOUTVOL, 0x3fff3fff);
2104         snd_ymfpci_writel(chip, YDSXGR_SPDIFOUTVOL, 0x3fff3fff);
2105         snd_ymfpci_writel(chip, YDSXGR_NATIVEADCINVOL, 0x3fff3fff);
2106         snd_ymfpci_writel(chip, YDSXGR_NATIVEDACINVOL, 0x3fff3fff);
2107         snd_ymfpci_writel(chip, YDSXGR_PRIADCLOOPVOL, 0x3fff3fff);
2108         snd_ymfpci_writel(chip, YDSXGR_LEGACYOUTVOL, 0x3fff3fff);
2109         
2110         return 0;
2111 }
2112
2113 static int snd_ymfpci_free(struct snd_ymfpci *chip)
2114 {
2115         u16 ctrl;
2116
2117         snd_assert(chip != NULL, return -EINVAL);
2118
2119         if (chip->res_reg_area) {       /* don't touch busy hardware */
2120                 snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0);
2121                 snd_ymfpci_writel(chip, YDSXGR_BUF441OUTVOL, 0);
2122                 snd_ymfpci_writel(chip, YDSXGR_LEGACYOUTVOL, 0);
2123                 snd_ymfpci_writel(chip, YDSXGR_STATUS, ~0);
2124                 snd_ymfpci_disable_dsp(chip);
2125                 snd_ymfpci_writel(chip, YDSXGR_PLAYCTRLBASE, 0);
2126                 snd_ymfpci_writel(chip, YDSXGR_RECCTRLBASE, 0);
2127                 snd_ymfpci_writel(chip, YDSXGR_EFFCTRLBASE, 0);
2128                 snd_ymfpci_writel(chip, YDSXGR_WORKBASE, 0);
2129                 snd_ymfpci_writel(chip, YDSXGR_WORKSIZE, 0);
2130                 ctrl = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
2131                 snd_ymfpci_writew(chip, YDSXGR_GLOBALCTRL, ctrl & ~0x0007);
2132         }
2133
2134         snd_ymfpci_ac3_done(chip);
2135
2136         /* Set PCI device to D3 state */
2137 #if 0
2138         /* FIXME: temporarily disabled, otherwise we cannot fire up
2139          * the chip again unless reboot.  ACPI bug?
2140          */
2141         pci_set_power_state(chip->pci, 3);
2142 #endif
2143
2144 #ifdef CONFIG_PM
2145         vfree(chip->saved_regs);
2146 #endif
2147         release_and_free_resource(chip->mpu_res);
2148         release_and_free_resource(chip->fm_res);
2149         snd_ymfpci_free_gameport(chip);
2150         if (chip->reg_area_virt)
2151                 iounmap(chip->reg_area_virt);
2152         if (chip->work_ptr.area)
2153                 snd_dma_free_pages(&chip->work_ptr);
2154         
2155         if (chip->irq >= 0)
2156                 free_irq(chip->irq, (void *)chip);
2157         release_and_free_resource(chip->res_reg_area);
2158
2159         pci_write_config_word(chip->pci, 0x40, chip->old_legacy_ctrl);
2160         
2161         pci_disable_device(chip->pci);
2162         kfree(chip);
2163         return 0;
2164 }
2165
2166 static int snd_ymfpci_dev_free(struct snd_device *device)
2167 {
2168         struct snd_ymfpci *chip = device->device_data;
2169         return snd_ymfpci_free(chip);
2170 }
2171
2172 #ifdef CONFIG_PM
2173 static int saved_regs_index[] = {
2174         /* spdif */
2175         YDSXGR_SPDIFOUTCTRL,
2176         YDSXGR_SPDIFOUTSTATUS,
2177         YDSXGR_SPDIFINCTRL,
2178         /* volumes */
2179         YDSXGR_PRIADCLOOPVOL,
2180         YDSXGR_NATIVEDACINVOL,
2181         YDSXGR_NATIVEDACOUTVOL,
2182         // YDSXGR_BUF441OUTVOL,
2183         YDSXGR_NATIVEADCINVOL,
2184         YDSXGR_SPDIFLOOPVOL,
2185         YDSXGR_SPDIFOUTVOL,
2186         YDSXGR_ZVOUTVOL,
2187         YDSXGR_LEGACYOUTVOL,
2188         /* address bases */
2189         YDSXGR_PLAYCTRLBASE,
2190         YDSXGR_RECCTRLBASE,
2191         YDSXGR_EFFCTRLBASE,
2192         YDSXGR_WORKBASE,
2193         /* capture set up */
2194         YDSXGR_MAPOFREC,
2195         YDSXGR_RECFORMAT,
2196         YDSXGR_RECSLOTSR,
2197         YDSXGR_ADCFORMAT,
2198         YDSXGR_ADCSLOTSR,
2199 };
2200 #define YDSXGR_NUM_SAVED_REGS   ARRAY_SIZE(saved_regs_index)
2201
2202 int snd_ymfpci_suspend(struct pci_dev *pci, pm_message_t state)
2203 {
2204         struct snd_card *card = pci_get_drvdata(pci);
2205         struct snd_ymfpci *chip = card->private_data;
2206         unsigned int i;
2207         
2208         snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2209         snd_pcm_suspend_all(chip->pcm);
2210         snd_pcm_suspend_all(chip->pcm2);
2211         snd_pcm_suspend_all(chip->pcm_spdif);
2212         snd_pcm_suspend_all(chip->pcm_4ch);
2213         snd_ac97_suspend(chip->ac97);
2214         for (i = 0; i < YDSXGR_NUM_SAVED_REGS; i++)
2215                 chip->saved_regs[i] = snd_ymfpci_readl(chip, saved_regs_index[i]);
2216         chip->saved_ydsxgr_mode = snd_ymfpci_readl(chip, YDSXGR_MODE);
2217         snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0);
2218         snd_ymfpci_disable_dsp(chip);
2219         pci_disable_device(pci);
2220         pci_save_state(pci);
2221         return 0;
2222 }
2223
2224 int snd_ymfpci_resume(struct pci_dev *pci)
2225 {
2226         struct snd_card *card = pci_get_drvdata(pci);
2227         struct snd_ymfpci *chip = card->private_data;
2228         unsigned int i;
2229
2230         pci_restore_state(pci);
2231         pci_enable_device(pci);
2232         pci_set_master(pci);
2233         snd_ymfpci_aclink_reset(pci);
2234         snd_ymfpci_codec_ready(chip, 0);
2235         snd_ymfpci_download_image(chip);
2236         udelay(100);
2237
2238         for (i = 0; i < YDSXGR_NUM_SAVED_REGS; i++)
2239                 snd_ymfpci_writel(chip, saved_regs_index[i], chip->saved_regs[i]);
2240
2241         snd_ac97_resume(chip->ac97);
2242
2243         /* start hw again */
2244         if (chip->start_count > 0) {
2245                 spin_lock_irq(&chip->reg_lock);
2246                 snd_ymfpci_writel(chip, YDSXGR_MODE, chip->saved_ydsxgr_mode);
2247                 chip->active_bank = snd_ymfpci_readl(chip, YDSXGR_CTRLSELECT);
2248                 spin_unlock_irq(&chip->reg_lock);
2249         }
2250         snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2251         return 0;
2252 }
2253 #endif /* CONFIG_PM */
2254
2255 int __devinit snd_ymfpci_create(struct snd_card *card,
2256                                 struct pci_dev * pci,
2257                                 unsigned short old_legacy_ctrl,
2258                                 struct snd_ymfpci ** rchip)
2259 {
2260         struct snd_ymfpci *chip;
2261         int err;
2262         static struct snd_device_ops ops = {
2263                 .dev_free =     snd_ymfpci_dev_free,
2264         };
2265         
2266         *rchip = NULL;
2267
2268         /* enable PCI device */
2269         if ((err = pci_enable_device(pci)) < 0)
2270                 return err;
2271
2272         chip = kzalloc(sizeof(*chip), GFP_KERNEL);
2273         if (chip == NULL) {
2274                 pci_disable_device(pci);
2275                 return -ENOMEM;
2276         }
2277         chip->old_legacy_ctrl = old_legacy_ctrl;
2278         spin_lock_init(&chip->reg_lock);
2279         spin_lock_init(&chip->voice_lock);
2280         init_waitqueue_head(&chip->interrupt_sleep);
2281         atomic_set(&chip->interrupt_sleep_count, 0);
2282         chip->card = card;
2283         chip->pci = pci;
2284         chip->irq = -1;
2285         chip->device_id = pci->device;
2286         pci_read_config_byte(pci, PCI_REVISION_ID, (u8 *)&chip->rev);
2287         chip->reg_area_phys = pci_resource_start(pci, 0);
2288         chip->reg_area_virt = ioremap_nocache(chip->reg_area_phys, 0x8000);
2289         pci_set_master(pci);
2290
2291         if ((chip->res_reg_area = request_mem_region(chip->reg_area_phys, 0x8000, "YMFPCI")) == NULL) {
2292                 snd_printk(KERN_ERR "unable to grab memory region 0x%lx-0x%lx\n", chip->reg_area_phys, chip->reg_area_phys + 0x8000 - 1);
2293                 snd_ymfpci_free(chip);
2294                 return -EBUSY;
2295         }
2296         if (request_irq(pci->irq, snd_ymfpci_interrupt, IRQF_DISABLED|IRQF_SHARED, "YMFPCI", (void *) chip)) {
2297                 snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
2298                 snd_ymfpci_free(chip);
2299                 return -EBUSY;
2300         }
2301         chip->irq = pci->irq;
2302
2303         snd_ymfpci_aclink_reset(pci);
2304         if (snd_ymfpci_codec_ready(chip, 0) < 0) {
2305                 snd_ymfpci_free(chip);
2306                 return -EIO;
2307         }
2308
2309         snd_ymfpci_download_image(chip);
2310
2311         udelay(100); /* seems we need a delay after downloading image.. */
2312
2313         if (snd_ymfpci_memalloc(chip) < 0) {
2314                 snd_ymfpci_free(chip);
2315                 return -EIO;
2316         }
2317
2318         chip->rear_swap = 1;
2319         if ((err = snd_ymfpci_ac3_init(chip)) < 0) {
2320                 snd_ymfpci_free(chip);
2321                 return err;
2322         }
2323
2324 #ifdef CONFIG_PM
2325         chip->saved_regs = vmalloc(YDSXGR_NUM_SAVED_REGS * sizeof(u32));
2326         if (chip->saved_regs == NULL) {
2327                 snd_ymfpci_free(chip);
2328                 return -ENOMEM;
2329         }
2330 #endif
2331
2332         if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
2333                 snd_ymfpci_free(chip);
2334                 return err;
2335         }
2336
2337         snd_ymfpci_proc_init(card, chip);
2338
2339         snd_card_set_dev(card, &pci->dev);
2340
2341         *rchip = chip;
2342         return 0;
2343 }