Merge branch 'linus' of master.kernel.org:/pub/scm/linux/kernel/git/perex/alsa
[sfrench/cifs-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 = 0;
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         ypcm->swap_rear = 1;
940         spin_lock_irq(&chip->reg_lock);
941         snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTCTRL,
942                           snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) | 2);
943         ymfpci_open_extension(chip);
944         chip->spdif_pcm_bits = chip->spdif_bits;
945         snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_pcm_bits);
946         chip->spdif_opened++;
947         spin_unlock_irq(&chip->reg_lock);
948
949         chip->spdif_pcm_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
950         snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE |
951                        SNDRV_CTL_EVENT_MASK_INFO, &chip->spdif_pcm_ctl->id);
952         return 0;
953 }
954
955 static int snd_ymfpci_playback_4ch_open(struct snd_pcm_substream *substream)
956 {
957         struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
958         struct snd_pcm_runtime *runtime = substream->runtime;
959         struct snd_ymfpci_pcm *ypcm;
960         int err;
961         
962         if ((err = snd_ymfpci_playback_open_1(substream)) < 0)
963                 return err;
964         ypcm = runtime->private_data;
965         ypcm->output_front = 0;
966         ypcm->output_rear = 1;
967         ypcm->swap_rear = 0;
968         spin_lock_irq(&chip->reg_lock);
969         ymfpci_open_extension(chip);
970         chip->rear_opened++;
971         spin_unlock_irq(&chip->reg_lock);
972         return 0;
973 }
974
975 static int snd_ymfpci_capture_open(struct snd_pcm_substream *substream,
976                                    u32 capture_bank_number)
977 {
978         struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
979         struct snd_pcm_runtime *runtime = substream->runtime;
980         struct snd_ymfpci_pcm *ypcm;
981
982         ypcm = kzalloc(sizeof(*ypcm), GFP_KERNEL);
983         if (ypcm == NULL)
984                 return -ENOMEM;
985         ypcm->chip = chip;
986         ypcm->type = capture_bank_number + CAPTURE_REC;
987         ypcm->substream = substream;    
988         ypcm->capture_bank_number = capture_bank_number;
989         chip->capture_substream[capture_bank_number] = substream;
990         runtime->hw = snd_ymfpci_capture;
991         /* FIXME? True value is 256/48 = 5.33333 ms */
992         snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_TIME, 5333, UINT_MAX);
993         runtime->private_data = ypcm;
994         runtime->private_free = snd_ymfpci_pcm_free_substream;
995         snd_ymfpci_hw_start(chip);
996         return 0;
997 }
998
999 static int snd_ymfpci_capture_rec_open(struct snd_pcm_substream *substream)
1000 {
1001         return snd_ymfpci_capture_open(substream, 0);
1002 }
1003
1004 static int snd_ymfpci_capture_ac97_open(struct snd_pcm_substream *substream)
1005 {
1006         return snd_ymfpci_capture_open(substream, 1);
1007 }
1008
1009 static int snd_ymfpci_playback_close_1(struct snd_pcm_substream *substream)
1010 {
1011         return 0;
1012 }
1013
1014 static int snd_ymfpci_playback_close(struct snd_pcm_substream *substream)
1015 {
1016         struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1017         struct snd_ymfpci_pcm *ypcm = substream->runtime->private_data;
1018         struct snd_kcontrol *kctl;
1019
1020         spin_lock_irq(&chip->reg_lock);
1021         if (ypcm->output_rear && chip->rear_opened > 0) {
1022                 chip->rear_opened--;
1023                 ymfpci_close_extension(chip);
1024         }
1025         spin_unlock_irq(&chip->reg_lock);
1026         kctl = chip->pcm_mixer[substream->number].ctl;
1027         kctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1028         snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_INFO, &kctl->id);
1029         return snd_ymfpci_playback_close_1(substream);
1030 }
1031
1032 static int snd_ymfpci_playback_spdif_close(struct snd_pcm_substream *substream)
1033 {
1034         struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1035
1036         spin_lock_irq(&chip->reg_lock);
1037         chip->spdif_opened = 0;
1038         ymfpci_close_extension(chip);
1039         snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTCTRL,
1040                           snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) & ~2);
1041         snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_bits);
1042         spin_unlock_irq(&chip->reg_lock);
1043         chip->spdif_pcm_ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1044         snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE |
1045                        SNDRV_CTL_EVENT_MASK_INFO, &chip->spdif_pcm_ctl->id);
1046         return snd_ymfpci_playback_close_1(substream);
1047 }
1048
1049 static int snd_ymfpci_playback_4ch_close(struct snd_pcm_substream *substream)
1050 {
1051         struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1052
1053         spin_lock_irq(&chip->reg_lock);
1054         if (chip->rear_opened > 0) {
1055                 chip->rear_opened--;
1056                 ymfpci_close_extension(chip);
1057         }
1058         spin_unlock_irq(&chip->reg_lock);
1059         return snd_ymfpci_playback_close_1(substream);
1060 }
1061
1062 static int snd_ymfpci_capture_close(struct snd_pcm_substream *substream)
1063 {
1064         struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1065         struct snd_pcm_runtime *runtime = substream->runtime;
1066         struct snd_ymfpci_pcm *ypcm = runtime->private_data;
1067
1068         if (ypcm != NULL) {
1069                 chip->capture_substream[ypcm->capture_bank_number] = NULL;
1070                 snd_ymfpci_hw_stop(chip);
1071         }
1072         return 0;
1073 }
1074
1075 static struct snd_pcm_ops snd_ymfpci_playback_ops = {
1076         .open =                 snd_ymfpci_playback_open,
1077         .close =                snd_ymfpci_playback_close,
1078         .ioctl =                snd_pcm_lib_ioctl,
1079         .hw_params =            snd_ymfpci_playback_hw_params,
1080         .hw_free =              snd_ymfpci_playback_hw_free,
1081         .prepare =              snd_ymfpci_playback_prepare,
1082         .trigger =              snd_ymfpci_playback_trigger,
1083         .pointer =              snd_ymfpci_playback_pointer,
1084 };
1085
1086 static struct snd_pcm_ops snd_ymfpci_capture_rec_ops = {
1087         .open =                 snd_ymfpci_capture_rec_open,
1088         .close =                snd_ymfpci_capture_close,
1089         .ioctl =                snd_pcm_lib_ioctl,
1090         .hw_params =            snd_ymfpci_capture_hw_params,
1091         .hw_free =              snd_ymfpci_capture_hw_free,
1092         .prepare =              snd_ymfpci_capture_prepare,
1093         .trigger =              snd_ymfpci_capture_trigger,
1094         .pointer =              snd_ymfpci_capture_pointer,
1095 };
1096
1097 int __devinit snd_ymfpci_pcm(struct snd_ymfpci *chip, int device, struct snd_pcm ** rpcm)
1098 {
1099         struct snd_pcm *pcm;
1100         int err;
1101
1102         if (rpcm)
1103                 *rpcm = NULL;
1104         if ((err = snd_pcm_new(chip->card, "YMFPCI", device, 32, 1, &pcm)) < 0)
1105                 return err;
1106         pcm->private_data = chip;
1107
1108         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ymfpci_playback_ops);
1109         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ymfpci_capture_rec_ops);
1110
1111         /* global setup */
1112         pcm->info_flags = 0;
1113         strcpy(pcm->name, "YMFPCI");
1114         chip->pcm = pcm;
1115
1116         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1117                                               snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1118
1119         if (rpcm)
1120                 *rpcm = pcm;
1121         return 0;
1122 }
1123
1124 static struct snd_pcm_ops snd_ymfpci_capture_ac97_ops = {
1125         .open =                 snd_ymfpci_capture_ac97_open,
1126         .close =                snd_ymfpci_capture_close,
1127         .ioctl =                snd_pcm_lib_ioctl,
1128         .hw_params =            snd_ymfpci_capture_hw_params,
1129         .hw_free =              snd_ymfpci_capture_hw_free,
1130         .prepare =              snd_ymfpci_capture_prepare,
1131         .trigger =              snd_ymfpci_capture_trigger,
1132         .pointer =              snd_ymfpci_capture_pointer,
1133 };
1134
1135 int __devinit snd_ymfpci_pcm2(struct snd_ymfpci *chip, int device, struct snd_pcm ** rpcm)
1136 {
1137         struct snd_pcm *pcm;
1138         int err;
1139
1140         if (rpcm)
1141                 *rpcm = NULL;
1142         if ((err = snd_pcm_new(chip->card, "YMFPCI - PCM2", device, 0, 1, &pcm)) < 0)
1143                 return err;
1144         pcm->private_data = chip;
1145
1146         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ymfpci_capture_ac97_ops);
1147
1148         /* global setup */
1149         pcm->info_flags = 0;
1150         sprintf(pcm->name, "YMFPCI - %s",
1151                 chip->device_id == PCI_DEVICE_ID_YAMAHA_754 ? "Direct Recording" : "AC'97");
1152         chip->pcm2 = pcm;
1153
1154         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1155                                               snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1156
1157         if (rpcm)
1158                 *rpcm = pcm;
1159         return 0;
1160 }
1161
1162 static struct snd_pcm_ops snd_ymfpci_playback_spdif_ops = {
1163         .open =                 snd_ymfpci_playback_spdif_open,
1164         .close =                snd_ymfpci_playback_spdif_close,
1165         .ioctl =                snd_pcm_lib_ioctl,
1166         .hw_params =            snd_ymfpci_playback_hw_params,
1167         .hw_free =              snd_ymfpci_playback_hw_free,
1168         .prepare =              snd_ymfpci_playback_prepare,
1169         .trigger =              snd_ymfpci_playback_trigger,
1170         .pointer =              snd_ymfpci_playback_pointer,
1171 };
1172
1173 int __devinit snd_ymfpci_pcm_spdif(struct snd_ymfpci *chip, int device, struct snd_pcm ** rpcm)
1174 {
1175         struct snd_pcm *pcm;
1176         int err;
1177
1178         if (rpcm)
1179                 *rpcm = NULL;
1180         if ((err = snd_pcm_new(chip->card, "YMFPCI - IEC958", device, 1, 0, &pcm)) < 0)
1181                 return err;
1182         pcm->private_data = chip;
1183
1184         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ymfpci_playback_spdif_ops);
1185
1186         /* global setup */
1187         pcm->info_flags = 0;
1188         strcpy(pcm->name, "YMFPCI - IEC958");
1189         chip->pcm_spdif = pcm;
1190
1191         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1192                                               snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1193
1194         if (rpcm)
1195                 *rpcm = pcm;
1196         return 0;
1197 }
1198
1199 static struct snd_pcm_ops snd_ymfpci_playback_4ch_ops = {
1200         .open =                 snd_ymfpci_playback_4ch_open,
1201         .close =                snd_ymfpci_playback_4ch_close,
1202         .ioctl =                snd_pcm_lib_ioctl,
1203         .hw_params =            snd_ymfpci_playback_hw_params,
1204         .hw_free =              snd_ymfpci_playback_hw_free,
1205         .prepare =              snd_ymfpci_playback_prepare,
1206         .trigger =              snd_ymfpci_playback_trigger,
1207         .pointer =              snd_ymfpci_playback_pointer,
1208 };
1209
1210 int __devinit snd_ymfpci_pcm_4ch(struct snd_ymfpci *chip, int device, struct snd_pcm ** rpcm)
1211 {
1212         struct snd_pcm *pcm;
1213         int err;
1214
1215         if (rpcm)
1216                 *rpcm = NULL;
1217         if ((err = snd_pcm_new(chip->card, "YMFPCI - Rear", device, 1, 0, &pcm)) < 0)
1218                 return err;
1219         pcm->private_data = chip;
1220
1221         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ymfpci_playback_4ch_ops);
1222
1223         /* global setup */
1224         pcm->info_flags = 0;
1225         strcpy(pcm->name, "YMFPCI - Rear PCM");
1226         chip->pcm_4ch = pcm;
1227
1228         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1229                                               snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1230
1231         if (rpcm)
1232                 *rpcm = pcm;
1233         return 0;
1234 }
1235
1236 static int snd_ymfpci_spdif_default_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1237 {
1238         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1239         uinfo->count = 1;
1240         return 0;
1241 }
1242
1243 static int snd_ymfpci_spdif_default_get(struct snd_kcontrol *kcontrol,
1244                                         struct snd_ctl_elem_value *ucontrol)
1245 {
1246         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1247
1248         spin_lock_irq(&chip->reg_lock);
1249         ucontrol->value.iec958.status[0] = (chip->spdif_bits >> 0) & 0xff;
1250         ucontrol->value.iec958.status[1] = (chip->spdif_bits >> 8) & 0xff;
1251         ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS_48000;
1252         spin_unlock_irq(&chip->reg_lock);
1253         return 0;
1254 }
1255
1256 static int snd_ymfpci_spdif_default_put(struct snd_kcontrol *kcontrol,
1257                                          struct snd_ctl_elem_value *ucontrol)
1258 {
1259         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1260         unsigned int val;
1261         int change;
1262
1263         val = ((ucontrol->value.iec958.status[0] & 0x3e) << 0) |
1264               (ucontrol->value.iec958.status[1] << 8);
1265         spin_lock_irq(&chip->reg_lock);
1266         change = chip->spdif_bits != val;
1267         chip->spdif_bits = val;
1268         if ((snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) & 1) && chip->pcm_spdif == NULL)
1269                 snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_bits);
1270         spin_unlock_irq(&chip->reg_lock);
1271         return change;
1272 }
1273
1274 static struct snd_kcontrol_new snd_ymfpci_spdif_default __devinitdata =
1275 {
1276         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1277         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1278         .info =         snd_ymfpci_spdif_default_info,
1279         .get =          snd_ymfpci_spdif_default_get,
1280         .put =          snd_ymfpci_spdif_default_put
1281 };
1282
1283 static int snd_ymfpci_spdif_mask_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1284 {
1285         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1286         uinfo->count = 1;
1287         return 0;
1288 }
1289
1290 static int snd_ymfpci_spdif_mask_get(struct snd_kcontrol *kcontrol,
1291                                       struct snd_ctl_elem_value *ucontrol)
1292 {
1293         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1294
1295         spin_lock_irq(&chip->reg_lock);
1296         ucontrol->value.iec958.status[0] = 0x3e;
1297         ucontrol->value.iec958.status[1] = 0xff;
1298         spin_unlock_irq(&chip->reg_lock);
1299         return 0;
1300 }
1301
1302 static struct snd_kcontrol_new snd_ymfpci_spdif_mask __devinitdata =
1303 {
1304         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1305         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1306         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
1307         .info =         snd_ymfpci_spdif_mask_info,
1308         .get =          snd_ymfpci_spdif_mask_get,
1309 };
1310
1311 static int snd_ymfpci_spdif_stream_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1312 {
1313         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1314         uinfo->count = 1;
1315         return 0;
1316 }
1317
1318 static int snd_ymfpci_spdif_stream_get(struct snd_kcontrol *kcontrol,
1319                                         struct snd_ctl_elem_value *ucontrol)
1320 {
1321         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1322
1323         spin_lock_irq(&chip->reg_lock);
1324         ucontrol->value.iec958.status[0] = (chip->spdif_pcm_bits >> 0) & 0xff;
1325         ucontrol->value.iec958.status[1] = (chip->spdif_pcm_bits >> 8) & 0xff;
1326         ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS_48000;
1327         spin_unlock_irq(&chip->reg_lock);
1328         return 0;
1329 }
1330
1331 static int snd_ymfpci_spdif_stream_put(struct snd_kcontrol *kcontrol,
1332                                         struct snd_ctl_elem_value *ucontrol)
1333 {
1334         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1335         unsigned int val;
1336         int change;
1337
1338         val = ((ucontrol->value.iec958.status[0] & 0x3e) << 0) |
1339               (ucontrol->value.iec958.status[1] << 8);
1340         spin_lock_irq(&chip->reg_lock);
1341         change = chip->spdif_pcm_bits != val;
1342         chip->spdif_pcm_bits = val;
1343         if ((snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) & 2))
1344                 snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_pcm_bits);
1345         spin_unlock_irq(&chip->reg_lock);
1346         return change;
1347 }
1348
1349 static struct snd_kcontrol_new snd_ymfpci_spdif_stream __devinitdata =
1350 {
1351         .access =       SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
1352         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1353         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
1354         .info =         snd_ymfpci_spdif_stream_info,
1355         .get =          snd_ymfpci_spdif_stream_get,
1356         .put =          snd_ymfpci_spdif_stream_put
1357 };
1358
1359 static int snd_ymfpci_drec_source_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *info)
1360 {
1361         static char *texts[3] = {"AC'97", "IEC958", "ZV Port"};
1362
1363         info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1364         info->count = 1;
1365         info->value.enumerated.items = 3;
1366         if (info->value.enumerated.item > 2)
1367                 info->value.enumerated.item = 2;
1368         strcpy(info->value.enumerated.name, texts[info->value.enumerated.item]);
1369         return 0;
1370 }
1371
1372 static int snd_ymfpci_drec_source_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *value)
1373 {
1374         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1375         u16 reg;
1376
1377         spin_lock_irq(&chip->reg_lock);
1378         reg = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
1379         spin_unlock_irq(&chip->reg_lock);
1380         if (!(reg & 0x100))
1381                 value->value.enumerated.item[0] = 0;
1382         else
1383                 value->value.enumerated.item[0] = 1 + ((reg & 0x200) != 0);
1384         return 0;
1385 }
1386
1387 static int snd_ymfpci_drec_source_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *value)
1388 {
1389         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1390         u16 reg, old_reg;
1391
1392         spin_lock_irq(&chip->reg_lock);
1393         old_reg = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
1394         if (value->value.enumerated.item[0] == 0)
1395                 reg = old_reg & ~0x100;
1396         else
1397                 reg = (old_reg & ~0x300) | 0x100 | ((value->value.enumerated.item[0] == 2) << 9);
1398         snd_ymfpci_writew(chip, YDSXGR_GLOBALCTRL, reg);
1399         spin_unlock_irq(&chip->reg_lock);
1400         return reg != old_reg;
1401 }
1402
1403 static struct snd_kcontrol_new snd_ymfpci_drec_source __devinitdata = {
1404         .access =       SNDRV_CTL_ELEM_ACCESS_READWRITE,
1405         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
1406         .name =         "Direct Recording Source",
1407         .info =         snd_ymfpci_drec_source_info,
1408         .get =          snd_ymfpci_drec_source_get,
1409         .put =          snd_ymfpci_drec_source_put
1410 };
1411
1412 /*
1413  *  Mixer controls
1414  */
1415
1416 #define YMFPCI_SINGLE(xname, xindex, reg, shift) \
1417 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
1418   .info = snd_ymfpci_info_single, \
1419   .get = snd_ymfpci_get_single, .put = snd_ymfpci_put_single, \
1420   .private_value = ((reg) | ((shift) << 16)) }
1421
1422 static int snd_ymfpci_info_single(struct snd_kcontrol *kcontrol,
1423                                   struct snd_ctl_elem_info *uinfo)
1424 {
1425         int reg = kcontrol->private_value & 0xffff;
1426
1427         switch (reg) {
1428         case YDSXGR_SPDIFOUTCTRL: break;
1429         case YDSXGR_SPDIFINCTRL: break;
1430         default: return -EINVAL;
1431         }
1432         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1433         uinfo->count = 1;
1434         uinfo->value.integer.min = 0;
1435         uinfo->value.integer.max = 1;
1436         return 0;
1437 }
1438
1439 static int snd_ymfpci_get_single(struct snd_kcontrol *kcontrol,
1440                                  struct snd_ctl_elem_value *ucontrol)
1441 {
1442         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1443         int reg = kcontrol->private_value & 0xffff;
1444         unsigned int shift = (kcontrol->private_value >> 16) & 0xff;
1445         unsigned int mask = 1;
1446         
1447         switch (reg) {
1448         case YDSXGR_SPDIFOUTCTRL: break;
1449         case YDSXGR_SPDIFINCTRL: break;
1450         default: return -EINVAL;
1451         }
1452         ucontrol->value.integer.value[0] =
1453                 (snd_ymfpci_readl(chip, reg) >> shift) & mask;
1454         return 0;
1455 }
1456
1457 static int snd_ymfpci_put_single(struct snd_kcontrol *kcontrol,
1458                                  struct snd_ctl_elem_value *ucontrol)
1459 {
1460         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1461         int reg = kcontrol->private_value & 0xffff;
1462         unsigned int shift = (kcontrol->private_value >> 16) & 0xff;
1463         unsigned int mask = 1;
1464         int change;
1465         unsigned int val, oval;
1466         
1467         switch (reg) {
1468         case YDSXGR_SPDIFOUTCTRL: break;
1469         case YDSXGR_SPDIFINCTRL: break;
1470         default: return -EINVAL;
1471         }
1472         val = (ucontrol->value.integer.value[0] & mask);
1473         val <<= shift;
1474         spin_lock_irq(&chip->reg_lock);
1475         oval = snd_ymfpci_readl(chip, reg);
1476         val = (oval & ~(mask << shift)) | val;
1477         change = val != oval;
1478         snd_ymfpci_writel(chip, reg, val);
1479         spin_unlock_irq(&chip->reg_lock);
1480         return change;
1481 }
1482
1483 static DECLARE_TLV_DB_LINEAR(db_scale_native, TLV_DB_GAIN_MUTE, 0);
1484
1485 #define YMFPCI_DOUBLE(xname, xindex, reg) \
1486 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
1487   .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
1488   .info = snd_ymfpci_info_double, \
1489   .get = snd_ymfpci_get_double, .put = snd_ymfpci_put_double, \
1490   .private_value = reg, \
1491   .tlv = { .p = db_scale_native } }
1492
1493 static int snd_ymfpci_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1494 {
1495         unsigned int reg = kcontrol->private_value;
1496
1497         if (reg < 0x80 || reg >= 0xc0)
1498                 return -EINVAL;
1499         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1500         uinfo->count = 2;
1501         uinfo->value.integer.min = 0;
1502         uinfo->value.integer.max = 16383;
1503         return 0;
1504 }
1505
1506 static int snd_ymfpci_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1507 {
1508         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1509         unsigned int reg = kcontrol->private_value;
1510         unsigned int shift_left = 0, shift_right = 16, mask = 16383;
1511         unsigned int val;
1512         
1513         if (reg < 0x80 || reg >= 0xc0)
1514                 return -EINVAL;
1515         spin_lock_irq(&chip->reg_lock);
1516         val = snd_ymfpci_readl(chip, reg);
1517         spin_unlock_irq(&chip->reg_lock);
1518         ucontrol->value.integer.value[0] = (val >> shift_left) & mask;
1519         ucontrol->value.integer.value[1] = (val >> shift_right) & mask;
1520         return 0;
1521 }
1522
1523 static int snd_ymfpci_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1524 {
1525         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1526         unsigned int reg = kcontrol->private_value;
1527         unsigned int shift_left = 0, shift_right = 16, mask = 16383;
1528         int change;
1529         unsigned int val1, val2, oval;
1530         
1531         if (reg < 0x80 || reg >= 0xc0)
1532                 return -EINVAL;
1533         val1 = ucontrol->value.integer.value[0] & mask;
1534         val2 = ucontrol->value.integer.value[1] & mask;
1535         val1 <<= shift_left;
1536         val2 <<= shift_right;
1537         spin_lock_irq(&chip->reg_lock);
1538         oval = snd_ymfpci_readl(chip, reg);
1539         val1 = (oval & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2;
1540         change = val1 != oval;
1541         snd_ymfpci_writel(chip, reg, val1);
1542         spin_unlock_irq(&chip->reg_lock);
1543         return change;
1544 }
1545
1546 /*
1547  * 4ch duplication
1548  */
1549 static int snd_ymfpci_info_dup4ch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1550 {
1551         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1552         uinfo->count = 1;
1553         uinfo->value.integer.min = 0;
1554         uinfo->value.integer.max = 1;
1555         return 0;
1556 }
1557
1558 static int snd_ymfpci_get_dup4ch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1559 {
1560         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1561         ucontrol->value.integer.value[0] = chip->mode_dup4ch;
1562         return 0;
1563 }
1564
1565 static int snd_ymfpci_put_dup4ch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1566 {
1567         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1568         int change;
1569         change = (ucontrol->value.integer.value[0] != chip->mode_dup4ch);
1570         if (change)
1571                 chip->mode_dup4ch = !!ucontrol->value.integer.value[0];
1572         return change;
1573 }
1574
1575
1576 static struct snd_kcontrol_new snd_ymfpci_controls[] __devinitdata = {
1577 YMFPCI_DOUBLE("Wave Playback Volume", 0, YDSXGR_NATIVEDACOUTVOL),
1578 YMFPCI_DOUBLE("Wave Capture Volume", 0, YDSXGR_NATIVEDACLOOPVOL),
1579 YMFPCI_DOUBLE("Digital Capture Volume", 0, YDSXGR_NATIVEDACINVOL),
1580 YMFPCI_DOUBLE("Digital Capture Volume", 1, YDSXGR_NATIVEADCINVOL),
1581 YMFPCI_DOUBLE("ADC Playback Volume", 0, YDSXGR_PRIADCOUTVOL),
1582 YMFPCI_DOUBLE("ADC Capture Volume", 0, YDSXGR_PRIADCLOOPVOL),
1583 YMFPCI_DOUBLE("ADC Playback Volume", 1, YDSXGR_SECADCOUTVOL),
1584 YMFPCI_DOUBLE("ADC Capture Volume", 1, YDSXGR_SECADCLOOPVOL),
1585 YMFPCI_DOUBLE("FM Legacy Volume", 0, YDSXGR_LEGACYOUTVOL),
1586 YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("AC97 ", PLAYBACK,VOLUME), 0, YDSXGR_ZVOUTVOL),
1587 YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("", CAPTURE,VOLUME), 0, YDSXGR_ZVLOOPVOL),
1588 YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("AC97 ",PLAYBACK,VOLUME), 1, YDSXGR_SPDIFOUTVOL),
1589 YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,VOLUME), 1, YDSXGR_SPDIFLOOPVOL),
1590 YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), 0, YDSXGR_SPDIFOUTCTRL, 0),
1591 YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), 0, YDSXGR_SPDIFINCTRL, 0),
1592 YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("Loop",NONE,NONE), 0, YDSXGR_SPDIFINCTRL, 4),
1593 {
1594         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1595         .name = "4ch Duplication",
1596         .info = snd_ymfpci_info_dup4ch,
1597         .get = snd_ymfpci_get_dup4ch,
1598         .put = snd_ymfpci_put_dup4ch,
1599 },
1600 };
1601
1602
1603 /*
1604  * GPIO
1605  */
1606
1607 static int snd_ymfpci_get_gpio_out(struct snd_ymfpci *chip, int pin)
1608 {
1609         u16 reg, mode;
1610         unsigned long flags;
1611
1612         spin_lock_irqsave(&chip->reg_lock, flags);
1613         reg = snd_ymfpci_readw(chip, YDSXGR_GPIOFUNCENABLE);
1614         reg &= ~(1 << (pin + 8));
1615         reg |= (1 << pin);
1616         snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg);
1617         /* set the level mode for input line */
1618         mode = snd_ymfpci_readw(chip, YDSXGR_GPIOTYPECONFIG);
1619         mode &= ~(3 << (pin * 2));
1620         snd_ymfpci_writew(chip, YDSXGR_GPIOTYPECONFIG, mode);
1621         snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg | (1 << (pin + 8)));
1622         mode = snd_ymfpci_readw(chip, YDSXGR_GPIOINSTATUS);
1623         spin_unlock_irqrestore(&chip->reg_lock, flags);
1624         return (mode >> pin) & 1;
1625 }
1626
1627 static int snd_ymfpci_set_gpio_out(struct snd_ymfpci *chip, int pin, int enable)
1628 {
1629         u16 reg;
1630         unsigned long flags;
1631
1632         spin_lock_irqsave(&chip->reg_lock, flags);
1633         reg = snd_ymfpci_readw(chip, YDSXGR_GPIOFUNCENABLE);
1634         reg &= ~(1 << pin);
1635         reg &= ~(1 << (pin + 8));
1636         snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg);
1637         snd_ymfpci_writew(chip, YDSXGR_GPIOOUTCTRL, enable << pin);
1638         snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg | (1 << (pin + 8)));
1639         spin_unlock_irqrestore(&chip->reg_lock, flags);
1640
1641         return 0;
1642 }
1643
1644 static int snd_ymfpci_gpio_sw_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1645 {
1646         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1647         uinfo->count = 1;
1648         uinfo->value.integer.min = 0;
1649         uinfo->value.integer.max = 1;
1650         return 0;
1651 }
1652
1653 static int snd_ymfpci_gpio_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1654 {
1655         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1656         int pin = (int)kcontrol->private_value;
1657         ucontrol->value.integer.value[0] = snd_ymfpci_get_gpio_out(chip, pin);
1658         return 0;
1659 }
1660
1661 static int snd_ymfpci_gpio_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1662 {
1663         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1664         int pin = (int)kcontrol->private_value;
1665
1666         if (snd_ymfpci_get_gpio_out(chip, pin) != ucontrol->value.integer.value[0]) {
1667                 snd_ymfpci_set_gpio_out(chip, pin, !!ucontrol->value.integer.value[0]);
1668                 ucontrol->value.integer.value[0] = snd_ymfpci_get_gpio_out(chip, pin);
1669                 return 1;
1670         }
1671         return 0;
1672 }
1673
1674 static struct snd_kcontrol_new snd_ymfpci_rear_shared __devinitdata = {
1675         .name = "Shared Rear/Line-In Switch",
1676         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1677         .info = snd_ymfpci_gpio_sw_info,
1678         .get = snd_ymfpci_gpio_sw_get,
1679         .put = snd_ymfpci_gpio_sw_put,
1680         .private_value = 2,
1681 };
1682
1683 /*
1684  * PCM voice volume
1685  */
1686
1687 static int snd_ymfpci_pcm_vol_info(struct snd_kcontrol *kcontrol,
1688                                    struct snd_ctl_elem_info *uinfo)
1689 {
1690         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1691         uinfo->count = 2;
1692         uinfo->value.integer.min = 0;
1693         uinfo->value.integer.max = 0x8000;
1694         return 0;
1695 }
1696
1697 static int snd_ymfpci_pcm_vol_get(struct snd_kcontrol *kcontrol,
1698                                   struct snd_ctl_elem_value *ucontrol)
1699 {
1700         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1701         unsigned int subs = kcontrol->id.subdevice;
1702
1703         ucontrol->value.integer.value[0] = chip->pcm_mixer[subs].left;
1704         ucontrol->value.integer.value[1] = chip->pcm_mixer[subs].right;
1705         return 0;
1706 }
1707
1708 static int snd_ymfpci_pcm_vol_put(struct snd_kcontrol *kcontrol,
1709                                   struct snd_ctl_elem_value *ucontrol)
1710 {
1711         struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1712         unsigned int subs = kcontrol->id.subdevice;
1713         struct snd_pcm_substream *substream;
1714         unsigned long flags;
1715
1716         if (ucontrol->value.integer.value[0] != chip->pcm_mixer[subs].left ||
1717             ucontrol->value.integer.value[1] != chip->pcm_mixer[subs].right) {
1718                 chip->pcm_mixer[subs].left = ucontrol->value.integer.value[0];
1719                 chip->pcm_mixer[subs].right = ucontrol->value.integer.value[1];
1720
1721                 substream = (struct snd_pcm_substream *)kcontrol->private_value;
1722                 spin_lock_irqsave(&chip->voice_lock, flags);
1723                 if (substream->runtime && substream->runtime->private_data) {
1724                         struct snd_ymfpci_pcm *ypcm = substream->runtime->private_data;
1725                         ypcm->update_pcm_vol = 2;
1726                 }
1727                 spin_unlock_irqrestore(&chip->voice_lock, flags);
1728                 return 1;
1729         }
1730         return 0;
1731 }
1732
1733 static struct snd_kcontrol_new snd_ymfpci_pcm_volume __devinitdata = {
1734         .iface = SNDRV_CTL_ELEM_IFACE_PCM,
1735         .name = "PCM Playback Volume",
1736         .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
1737                 SNDRV_CTL_ELEM_ACCESS_INACTIVE,
1738         .info = snd_ymfpci_pcm_vol_info,
1739         .get = snd_ymfpci_pcm_vol_get,
1740         .put = snd_ymfpci_pcm_vol_put,
1741 };
1742
1743
1744 /*
1745  *  Mixer routines
1746  */
1747
1748 static void snd_ymfpci_mixer_free_ac97_bus(struct snd_ac97_bus *bus)
1749 {
1750         struct snd_ymfpci *chip = bus->private_data;
1751         chip->ac97_bus = NULL;
1752 }
1753
1754 static void snd_ymfpci_mixer_free_ac97(struct snd_ac97 *ac97)
1755 {
1756         struct snd_ymfpci *chip = ac97->private_data;
1757         chip->ac97 = NULL;
1758 }
1759
1760 int __devinit snd_ymfpci_mixer(struct snd_ymfpci *chip, int rear_switch)
1761 {
1762         struct snd_ac97_template ac97;
1763         struct snd_kcontrol *kctl;
1764         struct snd_pcm_substream *substream;
1765         unsigned int idx;
1766         int err;
1767         static struct snd_ac97_bus_ops ops = {
1768                 .write = snd_ymfpci_codec_write,
1769                 .read = snd_ymfpci_codec_read,
1770         };
1771
1772         if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus)) < 0)
1773                 return err;
1774         chip->ac97_bus->private_free = snd_ymfpci_mixer_free_ac97_bus;
1775         chip->ac97_bus->no_vra = 1; /* YMFPCI doesn't need VRA */
1776
1777         memset(&ac97, 0, sizeof(ac97));
1778         ac97.private_data = chip;
1779         ac97.private_free = snd_ymfpci_mixer_free_ac97;
1780         if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97)) < 0)
1781                 return err;
1782
1783         /* to be sure */
1784         snd_ac97_update_bits(chip->ac97, AC97_EXTENDED_STATUS,
1785                              AC97_EA_VRA|AC97_EA_VRM, 0);
1786
1787         for (idx = 0; idx < ARRAY_SIZE(snd_ymfpci_controls); idx++) {
1788                 if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_ymfpci_controls[idx], chip))) < 0)
1789                         return err;
1790         }
1791
1792         /* add S/PDIF control */
1793         snd_assert(chip->pcm_spdif != NULL, return -EIO);
1794         if ((err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_spdif_default, chip))) < 0)
1795                 return err;
1796         kctl->id.device = chip->pcm_spdif->device;
1797         if ((err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_spdif_mask, chip))) < 0)
1798                 return err;
1799         kctl->id.device = chip->pcm_spdif->device;
1800         if ((err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_spdif_stream, chip))) < 0)
1801                 return err;
1802         kctl->id.device = chip->pcm_spdif->device;
1803         chip->spdif_pcm_ctl = kctl;
1804
1805         /* direct recording source */
1806         if (chip->device_id == PCI_DEVICE_ID_YAMAHA_754 &&
1807             (err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_drec_source, chip))) < 0)
1808                 return err;
1809
1810         /*
1811          * shared rear/line-in
1812          */
1813         if (rear_switch) {
1814                 if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_ymfpci_rear_shared, chip))) < 0)
1815                         return err;
1816         }
1817
1818         /* per-voice volume */
1819         substream = chip->pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream;
1820         for (idx = 0; idx < 32; ++idx) {
1821                 kctl = snd_ctl_new1(&snd_ymfpci_pcm_volume, chip);
1822                 if (!kctl)
1823                         return -ENOMEM;
1824                 kctl->id.device = chip->pcm->device;
1825                 kctl->id.subdevice = idx;
1826                 kctl->private_value = (unsigned long)substream;
1827                 if ((err = snd_ctl_add(chip->card, kctl)) < 0)
1828                         return err;
1829                 chip->pcm_mixer[idx].left = 0x8000;
1830                 chip->pcm_mixer[idx].right = 0x8000;
1831                 chip->pcm_mixer[idx].ctl = kctl;
1832                 substream = substream->next;
1833         }
1834
1835         return 0;
1836 }
1837
1838
1839 /*
1840  * timer
1841  */
1842
1843 static int snd_ymfpci_timer_start(struct snd_timer *timer)
1844 {
1845         struct snd_ymfpci *chip;
1846         unsigned long flags;
1847         unsigned int count;
1848
1849         chip = snd_timer_chip(timer);
1850         count = (timer->sticks << 1) - 1;
1851         spin_lock_irqsave(&chip->reg_lock, flags);
1852         snd_ymfpci_writew(chip, YDSXGR_TIMERCOUNT, count);
1853         snd_ymfpci_writeb(chip, YDSXGR_TIMERCTRL, 0x03);
1854         spin_unlock_irqrestore(&chip->reg_lock, flags);
1855         return 0;
1856 }
1857
1858 static int snd_ymfpci_timer_stop(struct snd_timer *timer)
1859 {
1860         struct snd_ymfpci *chip;
1861         unsigned long flags;
1862
1863         chip = snd_timer_chip(timer);
1864         spin_lock_irqsave(&chip->reg_lock, flags);
1865         snd_ymfpci_writeb(chip, YDSXGR_TIMERCTRL, 0x00);
1866         spin_unlock_irqrestore(&chip->reg_lock, flags);
1867         return 0;
1868 }
1869
1870 static int snd_ymfpci_timer_precise_resolution(struct snd_timer *timer,
1871                                                unsigned long *num, unsigned long *den)
1872 {
1873         *num = 1;
1874         *den = 48000;
1875         return 0;
1876 }
1877
1878 static struct snd_timer_hardware snd_ymfpci_timer_hw = {
1879         .flags = SNDRV_TIMER_HW_AUTO,
1880         .resolution = 20833, /* 1/fs = 20.8333...us */
1881         .ticks = 0x8000,
1882         .start = snd_ymfpci_timer_start,
1883         .stop = snd_ymfpci_timer_stop,
1884         .precise_resolution = snd_ymfpci_timer_precise_resolution,
1885 };
1886
1887 int __devinit snd_ymfpci_timer(struct snd_ymfpci *chip, int device)
1888 {
1889         struct snd_timer *timer = NULL;
1890         struct snd_timer_id tid;
1891         int err;
1892
1893         tid.dev_class = SNDRV_TIMER_CLASS_CARD;
1894         tid.dev_sclass = SNDRV_TIMER_SCLASS_NONE;
1895         tid.card = chip->card->number;
1896         tid.device = device;
1897         tid.subdevice = 0;
1898         if ((err = snd_timer_new(chip->card, "YMFPCI", &tid, &timer)) >= 0) {
1899                 strcpy(timer->name, "YMFPCI timer");
1900                 timer->private_data = chip;
1901                 timer->hw = snd_ymfpci_timer_hw;
1902         }
1903         chip->timer = timer;
1904         return err;
1905 }
1906
1907
1908 /*
1909  *  proc interface
1910  */
1911
1912 static void snd_ymfpci_proc_read(struct snd_info_entry *entry, 
1913                                  struct snd_info_buffer *buffer)
1914 {
1915         struct snd_ymfpci *chip = entry->private_data;
1916         int i;
1917         
1918         snd_iprintf(buffer, "YMFPCI\n\n");
1919         for (i = 0; i <= YDSXGR_WORKBASE; i += 4)
1920                 snd_iprintf(buffer, "%04x: %04x\n", i, snd_ymfpci_readl(chip, i));
1921 }
1922
1923 static int __devinit snd_ymfpci_proc_init(struct snd_card *card, struct snd_ymfpci *chip)
1924 {
1925         struct snd_info_entry *entry;
1926         
1927         if (! snd_card_proc_new(card, "ymfpci", &entry))
1928                 snd_info_set_text_ops(entry, chip, snd_ymfpci_proc_read);
1929         return 0;
1930 }
1931
1932 /*
1933  *  initialization routines
1934  */
1935
1936 static void snd_ymfpci_aclink_reset(struct pci_dev * pci)
1937 {
1938         u8 cmd;
1939
1940         pci_read_config_byte(pci, PCIR_DSXG_CTRL, &cmd);
1941 #if 0 // force to reset
1942         if (cmd & 0x03) {
1943 #endif
1944                 pci_write_config_byte(pci, PCIR_DSXG_CTRL, cmd & 0xfc);
1945                 pci_write_config_byte(pci, PCIR_DSXG_CTRL, cmd | 0x03);
1946                 pci_write_config_byte(pci, PCIR_DSXG_CTRL, cmd & 0xfc);
1947                 pci_write_config_word(pci, PCIR_DSXG_PWRCTRL1, 0);
1948                 pci_write_config_word(pci, PCIR_DSXG_PWRCTRL2, 0);
1949 #if 0
1950         }
1951 #endif
1952 }
1953
1954 static void snd_ymfpci_enable_dsp(struct snd_ymfpci *chip)
1955 {
1956         snd_ymfpci_writel(chip, YDSXGR_CONFIG, 0x00000001);
1957 }
1958
1959 static void snd_ymfpci_disable_dsp(struct snd_ymfpci *chip)
1960 {
1961         u32 val;
1962         int timeout = 1000;
1963
1964         val = snd_ymfpci_readl(chip, YDSXGR_CONFIG);
1965         if (val)
1966                 snd_ymfpci_writel(chip, YDSXGR_CONFIG, 0x00000000);
1967         while (timeout-- > 0) {
1968                 val = snd_ymfpci_readl(chip, YDSXGR_STATUS);
1969                 if ((val & 0x00000002) == 0)
1970                         break;
1971         }
1972 }
1973
1974 #include "ymfpci_image.h"
1975
1976 static void snd_ymfpci_download_image(struct snd_ymfpci *chip)
1977 {
1978         int i;
1979         u16 ctrl;
1980         unsigned long *inst;
1981
1982         snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0x00000000);
1983         snd_ymfpci_disable_dsp(chip);
1984         snd_ymfpci_writel(chip, YDSXGR_MODE, 0x00010000);
1985         snd_ymfpci_writel(chip, YDSXGR_MODE, 0x00000000);
1986         snd_ymfpci_writel(chip, YDSXGR_MAPOFREC, 0x00000000);
1987         snd_ymfpci_writel(chip, YDSXGR_MAPOFEFFECT, 0x00000000);
1988         snd_ymfpci_writel(chip, YDSXGR_PLAYCTRLBASE, 0x00000000);
1989         snd_ymfpci_writel(chip, YDSXGR_RECCTRLBASE, 0x00000000);
1990         snd_ymfpci_writel(chip, YDSXGR_EFFCTRLBASE, 0x00000000);
1991         ctrl = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
1992         snd_ymfpci_writew(chip, YDSXGR_GLOBALCTRL, ctrl & ~0x0007);
1993
1994         /* setup DSP instruction code */
1995         for (i = 0; i < YDSXG_DSPLENGTH / 4; i++)
1996                 snd_ymfpci_writel(chip, YDSXGR_DSPINSTRAM + (i << 2), DspInst[i]);
1997
1998         /* setup control instruction code */
1999         switch (chip->device_id) {
2000         case PCI_DEVICE_ID_YAMAHA_724F:
2001         case PCI_DEVICE_ID_YAMAHA_740C:
2002         case PCI_DEVICE_ID_YAMAHA_744:
2003         case PCI_DEVICE_ID_YAMAHA_754:
2004                 inst = CntrlInst1E;
2005                 break;
2006         default:
2007                 inst = CntrlInst;
2008                 break;
2009         }
2010         for (i = 0; i < YDSXG_CTRLLENGTH / 4; i++)
2011                 snd_ymfpci_writel(chip, YDSXGR_CTRLINSTRAM + (i << 2), inst[i]);
2012
2013         snd_ymfpci_enable_dsp(chip);
2014 }
2015
2016 static int __devinit snd_ymfpci_memalloc(struct snd_ymfpci *chip)
2017 {
2018         long size, playback_ctrl_size;
2019         int voice, bank, reg;
2020         u8 *ptr;
2021         dma_addr_t ptr_addr;
2022
2023         playback_ctrl_size = 4 + 4 * YDSXG_PLAYBACK_VOICES;
2024         chip->bank_size_playback = snd_ymfpci_readl(chip, YDSXGR_PLAYCTRLSIZE) << 2;
2025         chip->bank_size_capture = snd_ymfpci_readl(chip, YDSXGR_RECCTRLSIZE) << 2;
2026         chip->bank_size_effect = snd_ymfpci_readl(chip, YDSXGR_EFFCTRLSIZE) << 2;
2027         chip->work_size = YDSXG_DEFAULT_WORK_SIZE;
2028         
2029         size = ALIGN(playback_ctrl_size, 0x100) +
2030                ALIGN(chip->bank_size_playback * 2 * YDSXG_PLAYBACK_VOICES, 0x100) +
2031                ALIGN(chip->bank_size_capture * 2 * YDSXG_CAPTURE_VOICES, 0x100) +
2032                ALIGN(chip->bank_size_effect * 2 * YDSXG_EFFECT_VOICES, 0x100) +
2033                chip->work_size;
2034         /* work_ptr must be aligned to 256 bytes, but it's already
2035            covered with the kernel page allocation mechanism */
2036         if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(chip->pci),
2037                                 size, &chip->work_ptr) < 0) 
2038                 return -ENOMEM;
2039         ptr = chip->work_ptr.area;
2040         ptr_addr = chip->work_ptr.addr;
2041         memset(ptr, 0, size);   /* for sure */
2042
2043         chip->bank_base_playback = ptr;
2044         chip->bank_base_playback_addr = ptr_addr;
2045         chip->ctrl_playback = (u32 *)ptr;
2046         chip->ctrl_playback[0] = cpu_to_le32(YDSXG_PLAYBACK_VOICES);
2047         ptr += ALIGN(playback_ctrl_size, 0x100);
2048         ptr_addr += ALIGN(playback_ctrl_size, 0x100);
2049         for (voice = 0; voice < YDSXG_PLAYBACK_VOICES; voice++) {
2050                 chip->voices[voice].number = voice;
2051                 chip->voices[voice].bank = (struct snd_ymfpci_playback_bank *)ptr;
2052                 chip->voices[voice].bank_addr = ptr_addr;
2053                 for (bank = 0; bank < 2; bank++) {
2054                         chip->bank_playback[voice][bank] = (struct snd_ymfpci_playback_bank *)ptr;
2055                         ptr += chip->bank_size_playback;
2056                         ptr_addr += chip->bank_size_playback;
2057                 }
2058         }
2059         ptr = (char *)ALIGN((unsigned long)ptr, 0x100);
2060         ptr_addr = ALIGN(ptr_addr, 0x100);
2061         chip->bank_base_capture = ptr;
2062         chip->bank_base_capture_addr = ptr_addr;
2063         for (voice = 0; voice < YDSXG_CAPTURE_VOICES; voice++)
2064                 for (bank = 0; bank < 2; bank++) {
2065                         chip->bank_capture[voice][bank] = (struct snd_ymfpci_capture_bank *)ptr;
2066                         ptr += chip->bank_size_capture;
2067                         ptr_addr += chip->bank_size_capture;
2068                 }
2069         ptr = (char *)ALIGN((unsigned long)ptr, 0x100);
2070         ptr_addr = ALIGN(ptr_addr, 0x100);
2071         chip->bank_base_effect = ptr;
2072         chip->bank_base_effect_addr = ptr_addr;
2073         for (voice = 0; voice < YDSXG_EFFECT_VOICES; voice++)
2074                 for (bank = 0; bank < 2; bank++) {
2075                         chip->bank_effect[voice][bank] = (struct snd_ymfpci_effect_bank *)ptr;
2076                         ptr += chip->bank_size_effect;
2077                         ptr_addr += chip->bank_size_effect;
2078                 }
2079         ptr = (char *)ALIGN((unsigned long)ptr, 0x100);
2080         ptr_addr = ALIGN(ptr_addr, 0x100);
2081         chip->work_base = ptr;
2082         chip->work_base_addr = ptr_addr;
2083         
2084         snd_assert(ptr + chip->work_size == chip->work_ptr.area + chip->work_ptr.bytes, );
2085
2086         snd_ymfpci_writel(chip, YDSXGR_PLAYCTRLBASE, chip->bank_base_playback_addr);
2087         snd_ymfpci_writel(chip, YDSXGR_RECCTRLBASE, chip->bank_base_capture_addr);
2088         snd_ymfpci_writel(chip, YDSXGR_EFFCTRLBASE, chip->bank_base_effect_addr);
2089         snd_ymfpci_writel(chip, YDSXGR_WORKBASE, chip->work_base_addr);
2090         snd_ymfpci_writel(chip, YDSXGR_WORKSIZE, chip->work_size >> 2);
2091
2092         /* S/PDIF output initialization */
2093         chip->spdif_bits = chip->spdif_pcm_bits = SNDRV_PCM_DEFAULT_CON_SPDIF & 0xffff;
2094         snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTCTRL, 0);
2095         snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_bits);
2096
2097         /* S/PDIF input initialization */
2098         snd_ymfpci_writew(chip, YDSXGR_SPDIFINCTRL, 0);
2099
2100         /* digital mixer setup */
2101         for (reg = 0x80; reg < 0xc0; reg += 4)
2102                 snd_ymfpci_writel(chip, reg, 0);
2103         snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0x3fff3fff);
2104         snd_ymfpci_writel(chip, YDSXGR_ZVOUTVOL, 0x3fff3fff);
2105         snd_ymfpci_writel(chip, YDSXGR_SPDIFOUTVOL, 0x3fff3fff);
2106         snd_ymfpci_writel(chip, YDSXGR_NATIVEADCINVOL, 0x3fff3fff);
2107         snd_ymfpci_writel(chip, YDSXGR_NATIVEDACINVOL, 0x3fff3fff);
2108         snd_ymfpci_writel(chip, YDSXGR_PRIADCLOOPVOL, 0x3fff3fff);
2109         snd_ymfpci_writel(chip, YDSXGR_LEGACYOUTVOL, 0x3fff3fff);
2110         
2111         return 0;
2112 }
2113
2114 static int snd_ymfpci_free(struct snd_ymfpci *chip)
2115 {
2116         u16 ctrl;
2117
2118         snd_assert(chip != NULL, return -EINVAL);
2119
2120         if (chip->res_reg_area) {       /* don't touch busy hardware */
2121                 snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0);
2122                 snd_ymfpci_writel(chip, YDSXGR_BUF441OUTVOL, 0);
2123                 snd_ymfpci_writel(chip, YDSXGR_LEGACYOUTVOL, 0);
2124                 snd_ymfpci_writel(chip, YDSXGR_STATUS, ~0);
2125                 snd_ymfpci_disable_dsp(chip);
2126                 snd_ymfpci_writel(chip, YDSXGR_PLAYCTRLBASE, 0);
2127                 snd_ymfpci_writel(chip, YDSXGR_RECCTRLBASE, 0);
2128                 snd_ymfpci_writel(chip, YDSXGR_EFFCTRLBASE, 0);
2129                 snd_ymfpci_writel(chip, YDSXGR_WORKBASE, 0);
2130                 snd_ymfpci_writel(chip, YDSXGR_WORKSIZE, 0);
2131                 ctrl = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
2132                 snd_ymfpci_writew(chip, YDSXGR_GLOBALCTRL, ctrl & ~0x0007);
2133         }
2134
2135         snd_ymfpci_ac3_done(chip);
2136
2137         /* Set PCI device to D3 state */
2138 #if 0
2139         /* FIXME: temporarily disabled, otherwise we cannot fire up
2140          * the chip again unless reboot.  ACPI bug?
2141          */
2142         pci_set_power_state(chip->pci, 3);
2143 #endif
2144
2145 #ifdef CONFIG_PM
2146         vfree(chip->saved_regs);
2147 #endif
2148         release_and_free_resource(chip->mpu_res);
2149         release_and_free_resource(chip->fm_res);
2150         snd_ymfpci_free_gameport(chip);
2151         if (chip->reg_area_virt)
2152                 iounmap(chip->reg_area_virt);
2153         if (chip->work_ptr.area)
2154                 snd_dma_free_pages(&chip->work_ptr);
2155         
2156         if (chip->irq >= 0)
2157                 free_irq(chip->irq, chip);
2158         release_and_free_resource(chip->res_reg_area);
2159
2160         pci_write_config_word(chip->pci, 0x40, chip->old_legacy_ctrl);
2161         
2162         pci_disable_device(chip->pci);
2163         kfree(chip);
2164         return 0;
2165 }
2166
2167 static int snd_ymfpci_dev_free(struct snd_device *device)
2168 {
2169         struct snd_ymfpci *chip = device->device_data;
2170         return snd_ymfpci_free(chip);
2171 }
2172
2173 #ifdef CONFIG_PM
2174 static int saved_regs_index[] = {
2175         /* spdif */
2176         YDSXGR_SPDIFOUTCTRL,
2177         YDSXGR_SPDIFOUTSTATUS,
2178         YDSXGR_SPDIFINCTRL,
2179         /* volumes */
2180         YDSXGR_PRIADCLOOPVOL,
2181         YDSXGR_NATIVEDACINVOL,
2182         YDSXGR_NATIVEDACOUTVOL,
2183         // YDSXGR_BUF441OUTVOL,
2184         YDSXGR_NATIVEADCINVOL,
2185         YDSXGR_SPDIFLOOPVOL,
2186         YDSXGR_SPDIFOUTVOL,
2187         YDSXGR_ZVOUTVOL,
2188         YDSXGR_LEGACYOUTVOL,
2189         /* address bases */
2190         YDSXGR_PLAYCTRLBASE,
2191         YDSXGR_RECCTRLBASE,
2192         YDSXGR_EFFCTRLBASE,
2193         YDSXGR_WORKBASE,
2194         /* capture set up */
2195         YDSXGR_MAPOFREC,
2196         YDSXGR_RECFORMAT,
2197         YDSXGR_RECSLOTSR,
2198         YDSXGR_ADCFORMAT,
2199         YDSXGR_ADCSLOTSR,
2200 };
2201 #define YDSXGR_NUM_SAVED_REGS   ARRAY_SIZE(saved_regs_index)
2202
2203 int snd_ymfpci_suspend(struct pci_dev *pci, pm_message_t state)
2204 {
2205         struct snd_card *card = pci_get_drvdata(pci);
2206         struct snd_ymfpci *chip = card->private_data;
2207         unsigned int i;
2208         
2209         snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2210         snd_pcm_suspend_all(chip->pcm);
2211         snd_pcm_suspend_all(chip->pcm2);
2212         snd_pcm_suspend_all(chip->pcm_spdif);
2213         snd_pcm_suspend_all(chip->pcm_4ch);
2214         snd_ac97_suspend(chip->ac97);
2215         for (i = 0; i < YDSXGR_NUM_SAVED_REGS; i++)
2216                 chip->saved_regs[i] = snd_ymfpci_readl(chip, saved_regs_index[i]);
2217         chip->saved_ydsxgr_mode = snd_ymfpci_readl(chip, YDSXGR_MODE);
2218         snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0);
2219         snd_ymfpci_disable_dsp(chip);
2220         pci_disable_device(pci);
2221         pci_save_state(pci);
2222         pci_set_power_state(pci, pci_choose_state(pci, state));
2223         return 0;
2224 }
2225
2226 int snd_ymfpci_resume(struct pci_dev *pci)
2227 {
2228         struct snd_card *card = pci_get_drvdata(pci);
2229         struct snd_ymfpci *chip = card->private_data;
2230         unsigned int i;
2231
2232         pci_set_power_state(pci, PCI_D0);
2233         pci_restore_state(pci);
2234         if (pci_enable_device(pci) < 0) {
2235                 printk(KERN_ERR "ymfpci: pci_enable_device failed, "
2236                        "disabling device\n");
2237                 snd_card_disconnect(card);
2238                 return -EIO;
2239         }
2240         pci_set_master(pci);
2241         snd_ymfpci_aclink_reset(pci);
2242         snd_ymfpci_codec_ready(chip, 0);
2243         snd_ymfpci_download_image(chip);
2244         udelay(100);
2245
2246         for (i = 0; i < YDSXGR_NUM_SAVED_REGS; i++)
2247                 snd_ymfpci_writel(chip, saved_regs_index[i], chip->saved_regs[i]);
2248
2249         snd_ac97_resume(chip->ac97);
2250
2251         /* start hw again */
2252         if (chip->start_count > 0) {
2253                 spin_lock_irq(&chip->reg_lock);
2254                 snd_ymfpci_writel(chip, YDSXGR_MODE, chip->saved_ydsxgr_mode);
2255                 chip->active_bank = snd_ymfpci_readl(chip, YDSXGR_CTRLSELECT);
2256                 spin_unlock_irq(&chip->reg_lock);
2257         }
2258         snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2259         return 0;
2260 }
2261 #endif /* CONFIG_PM */
2262
2263 int __devinit snd_ymfpci_create(struct snd_card *card,
2264                                 struct pci_dev * pci,
2265                                 unsigned short old_legacy_ctrl,
2266                                 struct snd_ymfpci ** rchip)
2267 {
2268         struct snd_ymfpci *chip;
2269         int err;
2270         static struct snd_device_ops ops = {
2271                 .dev_free =     snd_ymfpci_dev_free,
2272         };
2273         
2274         *rchip = NULL;
2275
2276         /* enable PCI device */
2277         if ((err = pci_enable_device(pci)) < 0)
2278                 return err;
2279
2280         chip = kzalloc(sizeof(*chip), GFP_KERNEL);
2281         if (chip == NULL) {
2282                 pci_disable_device(pci);
2283                 return -ENOMEM;
2284         }
2285         chip->old_legacy_ctrl = old_legacy_ctrl;
2286         spin_lock_init(&chip->reg_lock);
2287         spin_lock_init(&chip->voice_lock);
2288         init_waitqueue_head(&chip->interrupt_sleep);
2289         atomic_set(&chip->interrupt_sleep_count, 0);
2290         chip->card = card;
2291         chip->pci = pci;
2292         chip->irq = -1;
2293         chip->device_id = pci->device;
2294         pci_read_config_byte(pci, PCI_REVISION_ID, &chip->rev);
2295         chip->reg_area_phys = pci_resource_start(pci, 0);
2296         chip->reg_area_virt = ioremap_nocache(chip->reg_area_phys, 0x8000);
2297         pci_set_master(pci);
2298
2299         if ((chip->res_reg_area = request_mem_region(chip->reg_area_phys, 0x8000, "YMFPCI")) == NULL) {
2300                 snd_printk(KERN_ERR "unable to grab memory region 0x%lx-0x%lx\n", chip->reg_area_phys, chip->reg_area_phys + 0x8000 - 1);
2301                 snd_ymfpci_free(chip);
2302                 return -EBUSY;
2303         }
2304         if (request_irq(pci->irq, snd_ymfpci_interrupt, IRQF_SHARED,
2305                         "YMFPCI", chip)) {
2306                 snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
2307                 snd_ymfpci_free(chip);
2308                 return -EBUSY;
2309         }
2310         chip->irq = pci->irq;
2311
2312         snd_ymfpci_aclink_reset(pci);
2313         if (snd_ymfpci_codec_ready(chip, 0) < 0) {
2314                 snd_ymfpci_free(chip);
2315                 return -EIO;
2316         }
2317
2318         snd_ymfpci_download_image(chip);
2319
2320         udelay(100); /* seems we need a delay after downloading image.. */
2321
2322         if (snd_ymfpci_memalloc(chip) < 0) {
2323                 snd_ymfpci_free(chip);
2324                 return -EIO;
2325         }
2326
2327         if ((err = snd_ymfpci_ac3_init(chip)) < 0) {
2328                 snd_ymfpci_free(chip);
2329                 return err;
2330         }
2331
2332 #ifdef CONFIG_PM
2333         chip->saved_regs = vmalloc(YDSXGR_NUM_SAVED_REGS * sizeof(u32));
2334         if (chip->saved_regs == NULL) {
2335                 snd_ymfpci_free(chip);
2336                 return -ENOMEM;
2337         }
2338 #endif
2339
2340         if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
2341                 snd_ymfpci_free(chip);
2342                 return err;
2343         }
2344
2345         snd_ymfpci_proc_init(card, chip);
2346
2347         snd_card_set_dev(card, &pci->dev);
2348
2349         *rchip = chip;
2350         return 0;
2351 }