xref: /linux/sound/pci/ymfpci/ymfpci_main.c (revision 13abf8130139c2ccd4962a7e5a8902be5e6cb5a7)
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/ymfpci.h>
40 #include <sound/asoundef.h>
41 #include <sound/mpu401.h>
42 
43 #include <asm/io.h>
44 
45 /*
46  *  constants
47  */
48 
49 /*
50  *  common I/O routines
51  */
52 
53 static void snd_ymfpci_irq_wait(ymfpci_t *chip);
54 
55 static inline u8 snd_ymfpci_readb(ymfpci_t *chip, u32 offset)
56 {
57 	return readb(chip->reg_area_virt + offset);
58 }
59 
60 static inline void snd_ymfpci_writeb(ymfpci_t *chip, u32 offset, u8 val)
61 {
62 	writeb(val, chip->reg_area_virt + offset);
63 }
64 
65 static inline u16 snd_ymfpci_readw(ymfpci_t *chip, u32 offset)
66 {
67 	return readw(chip->reg_area_virt + offset);
68 }
69 
70 static inline void snd_ymfpci_writew(ymfpci_t *chip, u32 offset, u16 val)
71 {
72 	writew(val, chip->reg_area_virt + offset);
73 }
74 
75 static inline u32 snd_ymfpci_readl(ymfpci_t *chip, u32 offset)
76 {
77 	return readl(chip->reg_area_virt + offset);
78 }
79 
80 static inline void snd_ymfpci_writel(ymfpci_t *chip, u32 offset, u32 val)
81 {
82 	writel(val, chip->reg_area_virt + offset);
83 }
84 
85 static int snd_ymfpci_codec_ready(ymfpci_t *chip, int secondary)
86 {
87 	unsigned long end_time;
88 	u32 reg = secondary ? YDSXGR_SECSTATUSADR : YDSXGR_PRISTATUSADR;
89 
90 	end_time = jiffies + msecs_to_jiffies(750);
91 	do {
92 		if ((snd_ymfpci_readw(chip, reg) & 0x8000) == 0)
93 			return 0;
94 		set_current_state(TASK_UNINTERRUPTIBLE);
95 		schedule_timeout(1);
96 	} while (time_before(jiffies, end_time));
97 	snd_printk("codec_ready: codec %i is not ready [0x%x]\n", secondary, snd_ymfpci_readw(chip, reg));
98 	return -EBUSY;
99 }
100 
101 static void snd_ymfpci_codec_write(ac97_t *ac97, u16 reg, u16 val)
102 {
103 	ymfpci_t *chip = ac97->private_data;
104 	u32 cmd;
105 
106 	snd_ymfpci_codec_ready(chip, 0);
107 	cmd = ((YDSXG_AC97WRITECMD | reg) << 16) | val;
108 	snd_ymfpci_writel(chip, YDSXGR_AC97CMDDATA, cmd);
109 }
110 
111 static u16 snd_ymfpci_codec_read(ac97_t *ac97, u16 reg)
112 {
113 	ymfpci_t *chip = ac97->private_data;
114 
115 	if (snd_ymfpci_codec_ready(chip, 0))
116 		return ~0;
117 	snd_ymfpci_writew(chip, YDSXGR_AC97CMDADR, YDSXG_AC97READCMD | reg);
118 	if (snd_ymfpci_codec_ready(chip, 0))
119 		return ~0;
120 	if (chip->device_id == PCI_DEVICE_ID_YAMAHA_744 && chip->rev < 2) {
121 		int i;
122 		for (i = 0; i < 600; i++)
123 			snd_ymfpci_readw(chip, YDSXGR_PRISTATUSDATA);
124 	}
125 	return snd_ymfpci_readw(chip, YDSXGR_PRISTATUSDATA);
126 }
127 
128 /*
129  *  Misc routines
130  */
131 
132 static u32 snd_ymfpci_calc_delta(u32 rate)
133 {
134 	switch (rate) {
135 	case 8000:	return 0x02aaab00;
136 	case 11025:	return 0x03accd00;
137 	case 16000:	return 0x05555500;
138 	case 22050:	return 0x07599a00;
139 	case 32000:	return 0x0aaaab00;
140 	case 44100:	return 0x0eb33300;
141 	default:	return ((rate << 16) / 375) << 5;
142 	}
143 }
144 
145 static u32 def_rate[8] = {
146 	100, 2000, 8000, 11025, 16000, 22050, 32000, 48000
147 };
148 
149 static u32 snd_ymfpci_calc_lpfK(u32 rate)
150 {
151 	u32 i;
152 	static u32 val[8] = {
153 		0x00570000, 0x06AA0000, 0x18B20000, 0x20930000,
154 		0x2B9A0000, 0x35A10000, 0x3EAA0000, 0x40000000
155 	};
156 
157 	if (rate == 44100)
158 		return 0x40000000;	/* FIXME: What's the right value? */
159 	for (i = 0; i < 8; i++)
160 		if (rate <= def_rate[i])
161 			return val[i];
162 	return val[0];
163 }
164 
165 static u32 snd_ymfpci_calc_lpfQ(u32 rate)
166 {
167 	u32 i;
168 	static u32 val[8] = {
169 		0x35280000, 0x34A70000, 0x32020000, 0x31770000,
170 		0x31390000, 0x31C90000, 0x33D00000, 0x40000000
171 	};
172 
173 	if (rate == 44100)
174 		return 0x370A0000;
175 	for (i = 0; i < 8; i++)
176 		if (rate <= def_rate[i])
177 			return val[i];
178 	return val[0];
179 }
180 
181 /*
182  *  Hardware start management
183  */
184 
185 static void snd_ymfpci_hw_start(ymfpci_t *chip)
186 {
187 	unsigned long flags;
188 
189 	spin_lock_irqsave(&chip->reg_lock, flags);
190 	if (chip->start_count++ > 0)
191 		goto __end;
192 	snd_ymfpci_writel(chip, YDSXGR_MODE,
193 			  snd_ymfpci_readl(chip, YDSXGR_MODE) | 3);
194 	chip->active_bank = snd_ymfpci_readl(chip, YDSXGR_CTRLSELECT) & 1;
195       __end:
196       	spin_unlock_irqrestore(&chip->reg_lock, flags);
197 }
198 
199 static void snd_ymfpci_hw_stop(ymfpci_t *chip)
200 {
201 	unsigned long flags;
202 	long timeout = 1000;
203 
204 	spin_lock_irqsave(&chip->reg_lock, flags);
205 	if (--chip->start_count > 0)
206 		goto __end;
207 	snd_ymfpci_writel(chip, YDSXGR_MODE,
208 			  snd_ymfpci_readl(chip, YDSXGR_MODE) & ~3);
209 	while (timeout-- > 0) {
210 		if ((snd_ymfpci_readl(chip, YDSXGR_STATUS) & 2) == 0)
211 			break;
212 	}
213 	if (atomic_read(&chip->interrupt_sleep_count)) {
214 		atomic_set(&chip->interrupt_sleep_count, 0);
215 		wake_up(&chip->interrupt_sleep);
216 	}
217       __end:
218       	spin_unlock_irqrestore(&chip->reg_lock, flags);
219 }
220 
221 /*
222  *  Playback voice management
223  */
224 
225 static int voice_alloc(ymfpci_t *chip, ymfpci_voice_type_t type, int pair, ymfpci_voice_t **rvoice)
226 {
227 	ymfpci_voice_t *voice, *voice2;
228 	int idx;
229 
230 	*rvoice = NULL;
231 	for (idx = 0; idx < YDSXG_PLAYBACK_VOICES; idx += pair ? 2 : 1) {
232 		voice = &chip->voices[idx];
233 		voice2 = pair ? &chip->voices[idx+1] : NULL;
234 		if (voice->use || (voice2 && voice2->use))
235 			continue;
236 		voice->use = 1;
237 		if (voice2)
238 			voice2->use = 1;
239 		switch (type) {
240 		case YMFPCI_PCM:
241 			voice->pcm = 1;
242 			if (voice2)
243 				voice2->pcm = 1;
244 			break;
245 		case YMFPCI_SYNTH:
246 			voice->synth = 1;
247 			break;
248 		case YMFPCI_MIDI:
249 			voice->midi = 1;
250 			break;
251 		}
252 		snd_ymfpci_hw_start(chip);
253 		if (voice2)
254 			snd_ymfpci_hw_start(chip);
255 		*rvoice = voice;
256 		return 0;
257 	}
258 	return -ENOMEM;
259 }
260 
261 static int snd_ymfpci_voice_alloc(ymfpci_t *chip, ymfpci_voice_type_t type, int pair, ymfpci_voice_t **rvoice)
262 {
263 	unsigned long flags;
264 	int result;
265 
266 	snd_assert(rvoice != NULL, return -EINVAL);
267 	snd_assert(!pair || type == YMFPCI_PCM, return -EINVAL);
268 
269 	spin_lock_irqsave(&chip->voice_lock, flags);
270 	for (;;) {
271 		result = voice_alloc(chip, type, pair, rvoice);
272 		if (result == 0 || type != YMFPCI_PCM)
273 			break;
274 		/* TODO: synth/midi voice deallocation */
275 		break;
276 	}
277 	spin_unlock_irqrestore(&chip->voice_lock, flags);
278 	return result;
279 }
280 
281 static int snd_ymfpci_voice_free(ymfpci_t *chip, ymfpci_voice_t *pvoice)
282 {
283 	unsigned long flags;
284 
285 	snd_assert(pvoice != NULL, return -EINVAL);
286 	snd_ymfpci_hw_stop(chip);
287 	spin_lock_irqsave(&chip->voice_lock, flags);
288 	pvoice->use = pvoice->pcm = pvoice->synth = pvoice->midi = 0;
289 	pvoice->ypcm = NULL;
290 	pvoice->interrupt = NULL;
291 	spin_unlock_irqrestore(&chip->voice_lock, flags);
292 	return 0;
293 }
294 
295 /*
296  *  PCM part
297  */
298 
299 static void snd_ymfpci_pcm_interrupt(ymfpci_t *chip, ymfpci_voice_t *voice)
300 {
301 	ymfpci_pcm_t *ypcm;
302 	u32 pos, delta;
303 
304 	if ((ypcm = voice->ypcm) == NULL)
305 		return;
306 	if (ypcm->substream == NULL)
307 		return;
308 	spin_lock(&chip->reg_lock);
309 	if (ypcm->running) {
310 		pos = le32_to_cpu(voice->bank[chip->active_bank].start);
311 		if (pos < ypcm->last_pos)
312 			delta = pos + (ypcm->buffer_size - ypcm->last_pos);
313 		else
314 			delta = pos - ypcm->last_pos;
315 		ypcm->period_pos += delta;
316 		ypcm->last_pos = pos;
317 		if (ypcm->period_pos >= ypcm->period_size) {
318 			// printk("done - active_bank = 0x%x, start = 0x%x\n", chip->active_bank, voice->bank[chip->active_bank].start);
319 			ypcm->period_pos %= ypcm->period_size;
320 			spin_unlock(&chip->reg_lock);
321 			snd_pcm_period_elapsed(ypcm->substream);
322 			spin_lock(&chip->reg_lock);
323 		}
324 
325 		if (unlikely(ypcm->update_pcm_vol)) {
326 			unsigned int subs = ypcm->substream->number;
327 			unsigned int next_bank = 1 - chip->active_bank;
328 			snd_ymfpci_playback_bank_t *bank;
329 			u32 volume;
330 
331 			bank = &voice->bank[next_bank];
332 			volume = cpu_to_le32(chip->pcm_mixer[subs].left << 15);
333 			bank->left_gain_end = volume;
334 			if (ypcm->output_rear)
335 				bank->eff2_gain_end = volume;
336 			if (ypcm->voices[1])
337 				bank = &ypcm->voices[1]->bank[next_bank];
338 			volume = cpu_to_le32(chip->pcm_mixer[subs].right << 15);
339 			bank->right_gain_end = volume;
340 			if (ypcm->output_rear)
341 				bank->eff3_gain_end = volume;
342 			ypcm->update_pcm_vol--;
343 		}
344 	}
345 	spin_unlock(&chip->reg_lock);
346 }
347 
348 static void snd_ymfpci_pcm_capture_interrupt(snd_pcm_substream_t *substream)
349 {
350 	snd_pcm_runtime_t *runtime = substream->runtime;
351 	ymfpci_pcm_t *ypcm = runtime->private_data;
352 	ymfpci_t *chip = ypcm->chip;
353 	u32 pos, delta;
354 
355 	spin_lock(&chip->reg_lock);
356 	if (ypcm->running) {
357 		pos = le32_to_cpu(chip->bank_capture[ypcm->capture_bank_number][chip->active_bank]->start) >> ypcm->shift;
358 		if (pos < ypcm->last_pos)
359 			delta = pos + (ypcm->buffer_size - ypcm->last_pos);
360 		else
361 			delta = pos - ypcm->last_pos;
362 		ypcm->period_pos += delta;
363 		ypcm->last_pos = pos;
364 		if (ypcm->period_pos >= ypcm->period_size) {
365 			ypcm->period_pos %= ypcm->period_size;
366 			// printk("done - active_bank = 0x%x, start = 0x%x\n", chip->active_bank, voice->bank[chip->active_bank].start);
367 			spin_unlock(&chip->reg_lock);
368 			snd_pcm_period_elapsed(substream);
369 			spin_lock(&chip->reg_lock);
370 		}
371 	}
372 	spin_unlock(&chip->reg_lock);
373 }
374 
375 static int snd_ymfpci_playback_trigger(snd_pcm_substream_t * substream,
376 				       int cmd)
377 {
378 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
379 	ymfpci_pcm_t *ypcm = substream->runtime->private_data;
380 	int result = 0;
381 
382 	spin_lock(&chip->reg_lock);
383 	if (ypcm->voices[0] == NULL) {
384 		result = -EINVAL;
385 		goto __unlock;
386 	}
387 	switch (cmd) {
388 	case SNDRV_PCM_TRIGGER_START:
389 	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
390 	case SNDRV_PCM_TRIGGER_RESUME:
391 		chip->ctrl_playback[ypcm->voices[0]->number + 1] = cpu_to_le32(ypcm->voices[0]->bank_addr);
392 		if (ypcm->voices[1] != NULL)
393 			chip->ctrl_playback[ypcm->voices[1]->number + 1] = cpu_to_le32(ypcm->voices[1]->bank_addr);
394 		ypcm->running = 1;
395 		break;
396 	case SNDRV_PCM_TRIGGER_STOP:
397 	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
398 	case SNDRV_PCM_TRIGGER_SUSPEND:
399 		chip->ctrl_playback[ypcm->voices[0]->number + 1] = 0;
400 		if (ypcm->voices[1] != NULL)
401 			chip->ctrl_playback[ypcm->voices[1]->number + 1] = 0;
402 		ypcm->running = 0;
403 		break;
404 	default:
405 		result = -EINVAL;
406 		break;
407 	}
408       __unlock:
409 	spin_unlock(&chip->reg_lock);
410 	return result;
411 }
412 static int snd_ymfpci_capture_trigger(snd_pcm_substream_t * substream,
413 				      int cmd)
414 {
415 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
416 	ymfpci_pcm_t *ypcm = substream->runtime->private_data;
417 	int result = 0;
418 	u32 tmp;
419 
420 	spin_lock(&chip->reg_lock);
421 	switch (cmd) {
422 	case SNDRV_PCM_TRIGGER_START:
423 	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
424 	case SNDRV_PCM_TRIGGER_RESUME:
425 		tmp = snd_ymfpci_readl(chip, YDSXGR_MAPOFREC) | (1 << ypcm->capture_bank_number);
426 		snd_ymfpci_writel(chip, YDSXGR_MAPOFREC, tmp);
427 		ypcm->running = 1;
428 		break;
429 	case SNDRV_PCM_TRIGGER_STOP:
430 	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
431 	case SNDRV_PCM_TRIGGER_SUSPEND:
432 		tmp = snd_ymfpci_readl(chip, YDSXGR_MAPOFREC) & ~(1 << ypcm->capture_bank_number);
433 		snd_ymfpci_writel(chip, YDSXGR_MAPOFREC, tmp);
434 		ypcm->running = 0;
435 		break;
436 	default:
437 		result = -EINVAL;
438 		break;
439 	}
440 	spin_unlock(&chip->reg_lock);
441 	return result;
442 }
443 
444 static int snd_ymfpci_pcm_voice_alloc(ymfpci_pcm_t *ypcm, int voices)
445 {
446 	int err;
447 
448 	if (ypcm->voices[1] != NULL && voices < 2) {
449 		snd_ymfpci_voice_free(ypcm->chip, ypcm->voices[1]);
450 		ypcm->voices[1] = NULL;
451 	}
452 	if (voices == 1 && ypcm->voices[0] != NULL)
453 		return 0;		/* already allocated */
454 	if (voices == 2 && ypcm->voices[0] != NULL && ypcm->voices[1] != NULL)
455 		return 0;		/* already allocated */
456 	if (voices > 1) {
457 		if (ypcm->voices[0] != NULL && ypcm->voices[1] == NULL) {
458 			snd_ymfpci_voice_free(ypcm->chip, ypcm->voices[0]);
459 			ypcm->voices[0] = NULL;
460 		}
461 	}
462 	err = snd_ymfpci_voice_alloc(ypcm->chip, YMFPCI_PCM, voices > 1, &ypcm->voices[0]);
463 	if (err < 0)
464 		return err;
465 	ypcm->voices[0]->ypcm = ypcm;
466 	ypcm->voices[0]->interrupt = snd_ymfpci_pcm_interrupt;
467 	if (voices > 1) {
468 		ypcm->voices[1] = &ypcm->chip->voices[ypcm->voices[0]->number + 1];
469 		ypcm->voices[1]->ypcm = ypcm;
470 	}
471 	return 0;
472 }
473 
474 static void snd_ymfpci_pcm_init_voice(ymfpci_pcm_t *ypcm, unsigned int voiceidx,
475 				      snd_pcm_runtime_t *runtime,
476 				      int has_pcm_volume)
477 {
478 	ymfpci_voice_t *voice = ypcm->voices[voiceidx];
479 	u32 format;
480 	u32 delta = snd_ymfpci_calc_delta(runtime->rate);
481 	u32 lpfQ = snd_ymfpci_calc_lpfQ(runtime->rate);
482 	u32 lpfK = snd_ymfpci_calc_lpfK(runtime->rate);
483 	snd_ymfpci_playback_bank_t *bank;
484 	unsigned int nbank;
485 	u32 vol_left, vol_right;
486 	u8 use_left, use_right;
487 
488 	snd_assert(voice != NULL, return);
489 	if (runtime->channels == 1) {
490 		use_left = 1;
491 		use_right = 1;
492 	} else {
493 		use_left = (voiceidx & 1) == 0;
494 		use_right = !use_left;
495 	}
496 	if (has_pcm_volume) {
497 		vol_left = cpu_to_le32(ypcm->chip->pcm_mixer
498 				       [ypcm->substream->number].left << 15);
499 		vol_right = cpu_to_le32(ypcm->chip->pcm_mixer
500 					[ypcm->substream->number].right << 15);
501 	} else {
502 		vol_left = cpu_to_le32(0x40000000);
503 		vol_right = cpu_to_le32(0x40000000);
504 	}
505 	format = runtime->channels == 2 ? 0x00010000 : 0;
506 	if (snd_pcm_format_width(runtime->format) == 8)
507 		format |= 0x80000000;
508 	if (runtime->channels == 2 && (voiceidx & 1) != 0)
509 		format |= 1;
510 	for (nbank = 0; nbank < 2; nbank++) {
511 		bank = &voice->bank[nbank];
512 		memset(bank, 0, sizeof(*bank));
513 		bank->format = cpu_to_le32(format);
514 		bank->base = cpu_to_le32(runtime->dma_addr);
515 		bank->loop_end = cpu_to_le32(ypcm->buffer_size);
516 		bank->lpfQ = cpu_to_le32(lpfQ);
517 		bank->delta =
518 		bank->delta_end = cpu_to_le32(delta);
519 		bank->lpfK =
520 		bank->lpfK_end = cpu_to_le32(lpfK);
521 		bank->eg_gain =
522 		bank->eg_gain_end = cpu_to_le32(0x40000000);
523 
524 		if (ypcm->output_front) {
525 			if (use_left) {
526 				bank->left_gain =
527 				bank->left_gain_end = vol_left;
528 			}
529 			if (use_right) {
530 				bank->right_gain =
531 				bank->right_gain_end = vol_right;
532 			}
533 		}
534 		if (ypcm->output_rear) {
535 			if (use_left) {
536 				bank->eff2_gain =
537 				bank->eff2_gain_end = vol_left;
538 			}
539 			if (use_right) {
540 				bank->eff3_gain =
541 				bank->eff3_gain_end = vol_right;
542 			}
543 		}
544 	}
545 }
546 
547 static int __devinit snd_ymfpci_ac3_init(ymfpci_t *chip)
548 {
549 	if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(chip->pci),
550 				4096, &chip->ac3_tmp_base) < 0)
551 		return -ENOMEM;
552 
553 	chip->bank_effect[3][0]->base =
554 	chip->bank_effect[3][1]->base = cpu_to_le32(chip->ac3_tmp_base.addr);
555 	chip->bank_effect[3][0]->loop_end =
556 	chip->bank_effect[3][1]->loop_end = cpu_to_le32(1024);
557 	chip->bank_effect[4][0]->base =
558 	chip->bank_effect[4][1]->base = cpu_to_le32(chip->ac3_tmp_base.addr + 2048);
559 	chip->bank_effect[4][0]->loop_end =
560 	chip->bank_effect[4][1]->loop_end = cpu_to_le32(1024);
561 
562 	spin_lock_irq(&chip->reg_lock);
563 	snd_ymfpci_writel(chip, YDSXGR_MAPOFEFFECT,
564 			  snd_ymfpci_readl(chip, YDSXGR_MAPOFEFFECT) | 3 << 3);
565 	spin_unlock_irq(&chip->reg_lock);
566 	return 0;
567 }
568 
569 static int snd_ymfpci_ac3_done(ymfpci_t *chip)
570 {
571 	spin_lock_irq(&chip->reg_lock);
572 	snd_ymfpci_writel(chip, YDSXGR_MAPOFEFFECT,
573 			  snd_ymfpci_readl(chip, YDSXGR_MAPOFEFFECT) & ~(3 << 3));
574 	spin_unlock_irq(&chip->reg_lock);
575 	// snd_ymfpci_irq_wait(chip);
576 	if (chip->ac3_tmp_base.area) {
577 		snd_dma_free_pages(&chip->ac3_tmp_base);
578 		chip->ac3_tmp_base.area = NULL;
579 	}
580 	return 0;
581 }
582 
583 static int snd_ymfpci_playback_hw_params(snd_pcm_substream_t * substream,
584 					 snd_pcm_hw_params_t * hw_params)
585 {
586 	snd_pcm_runtime_t *runtime = substream->runtime;
587 	ymfpci_pcm_t *ypcm = runtime->private_data;
588 	int err;
589 
590 	if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0)
591 		return err;
592 	if ((err = snd_ymfpci_pcm_voice_alloc(ypcm, params_channels(hw_params))) < 0)
593 		return err;
594 	return 0;
595 }
596 
597 static int snd_ymfpci_playback_hw_free(snd_pcm_substream_t * substream)
598 {
599 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
600 	snd_pcm_runtime_t *runtime = substream->runtime;
601 	ymfpci_pcm_t *ypcm;
602 
603 	if (runtime->private_data == NULL)
604 		return 0;
605 	ypcm = runtime->private_data;
606 
607 	/* wait, until the PCI operations are not finished */
608 	snd_ymfpci_irq_wait(chip);
609 	snd_pcm_lib_free_pages(substream);
610 	if (ypcm->voices[1]) {
611 		snd_ymfpci_voice_free(chip, ypcm->voices[1]);
612 		ypcm->voices[1] = NULL;
613 	}
614 	if (ypcm->voices[0]) {
615 		snd_ymfpci_voice_free(chip, ypcm->voices[0]);
616 		ypcm->voices[0] = NULL;
617 	}
618 	return 0;
619 }
620 
621 static int snd_ymfpci_playback_prepare(snd_pcm_substream_t * substream)
622 {
623 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
624 	snd_pcm_runtime_t *runtime = substream->runtime;
625 	ymfpci_pcm_t *ypcm = runtime->private_data;
626 	unsigned int nvoice;
627 
628 	ypcm->period_size = runtime->period_size;
629 	ypcm->buffer_size = runtime->buffer_size;
630 	ypcm->period_pos = 0;
631 	ypcm->last_pos = 0;
632 	for (nvoice = 0; nvoice < runtime->channels; nvoice++)
633 		snd_ymfpci_pcm_init_voice(ypcm, nvoice, runtime,
634 					  substream->pcm == chip->pcm);
635 	return 0;
636 }
637 
638 static int snd_ymfpci_capture_hw_params(snd_pcm_substream_t * substream,
639 					snd_pcm_hw_params_t * hw_params)
640 {
641 	return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
642 }
643 
644 static int snd_ymfpci_capture_hw_free(snd_pcm_substream_t * substream)
645 {
646 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
647 
648 	/* wait, until the PCI operations are not finished */
649 	snd_ymfpci_irq_wait(chip);
650 	return snd_pcm_lib_free_pages(substream);
651 }
652 
653 static int snd_ymfpci_capture_prepare(snd_pcm_substream_t * substream)
654 {
655 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
656 	snd_pcm_runtime_t *runtime = substream->runtime;
657 	ymfpci_pcm_t *ypcm = runtime->private_data;
658 	snd_ymfpci_capture_bank_t * bank;
659 	int nbank;
660 	u32 rate, format;
661 
662 	ypcm->period_size = runtime->period_size;
663 	ypcm->buffer_size = runtime->buffer_size;
664 	ypcm->period_pos = 0;
665 	ypcm->last_pos = 0;
666 	ypcm->shift = 0;
667 	rate = ((48000 * 4096) / runtime->rate) - 1;
668 	format = 0;
669 	if (runtime->channels == 2) {
670 		format |= 2;
671 		ypcm->shift++;
672 	}
673 	if (snd_pcm_format_width(runtime->format) == 8)
674 		format |= 1;
675 	else
676 		ypcm->shift++;
677 	switch (ypcm->capture_bank_number) {
678 	case 0:
679 		snd_ymfpci_writel(chip, YDSXGR_RECFORMAT, format);
680 		snd_ymfpci_writel(chip, YDSXGR_RECSLOTSR, rate);
681 		break;
682 	case 1:
683 		snd_ymfpci_writel(chip, YDSXGR_ADCFORMAT, format);
684 		snd_ymfpci_writel(chip, YDSXGR_ADCSLOTSR, rate);
685 		break;
686 	}
687 	for (nbank = 0; nbank < 2; nbank++) {
688 		bank = chip->bank_capture[ypcm->capture_bank_number][nbank];
689 		bank->base = cpu_to_le32(runtime->dma_addr);
690 		bank->loop_end = cpu_to_le32(ypcm->buffer_size << ypcm->shift);
691 		bank->start = 0;
692 		bank->num_of_loops = 0;
693 	}
694 	return 0;
695 }
696 
697 static snd_pcm_uframes_t snd_ymfpci_playback_pointer(snd_pcm_substream_t * substream)
698 {
699 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
700 	snd_pcm_runtime_t *runtime = substream->runtime;
701 	ymfpci_pcm_t *ypcm = runtime->private_data;
702 	ymfpci_voice_t *voice = ypcm->voices[0];
703 
704 	if (!(ypcm->running && voice))
705 		return 0;
706 	return le32_to_cpu(voice->bank[chip->active_bank].start);
707 }
708 
709 static snd_pcm_uframes_t snd_ymfpci_capture_pointer(snd_pcm_substream_t * substream)
710 {
711 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
712 	snd_pcm_runtime_t *runtime = substream->runtime;
713 	ymfpci_pcm_t *ypcm = runtime->private_data;
714 
715 	if (!ypcm->running)
716 		return 0;
717 	return le32_to_cpu(chip->bank_capture[ypcm->capture_bank_number][chip->active_bank]->start) >> ypcm->shift;
718 }
719 
720 static void snd_ymfpci_irq_wait(ymfpci_t *chip)
721 {
722 	wait_queue_t wait;
723 	int loops = 4;
724 
725 	while (loops-- > 0) {
726 		if ((snd_ymfpci_readl(chip, YDSXGR_MODE) & 3) == 0)
727 		 	continue;
728 		init_waitqueue_entry(&wait, current);
729 		add_wait_queue(&chip->interrupt_sleep, &wait);
730 		atomic_inc(&chip->interrupt_sleep_count);
731 		set_current_state(TASK_UNINTERRUPTIBLE);
732 		schedule_timeout(HZ/20);
733 		remove_wait_queue(&chip->interrupt_sleep, &wait);
734 	}
735 }
736 
737 static irqreturn_t snd_ymfpci_interrupt(int irq, void *dev_id, struct pt_regs *regs)
738 {
739 	ymfpci_t *chip = dev_id;
740 	u32 status, nvoice, mode;
741 	ymfpci_voice_t *voice;
742 
743 	status = snd_ymfpci_readl(chip, YDSXGR_STATUS);
744 	if (status & 0x80000000) {
745 		chip->active_bank = snd_ymfpci_readl(chip, YDSXGR_CTRLSELECT) & 1;
746 		spin_lock(&chip->voice_lock);
747 		for (nvoice = 0; nvoice < YDSXG_PLAYBACK_VOICES; nvoice++) {
748 			voice = &chip->voices[nvoice];
749 			if (voice->interrupt)
750 				voice->interrupt(chip, voice);
751 		}
752 		for (nvoice = 0; nvoice < YDSXG_CAPTURE_VOICES; nvoice++) {
753 			if (chip->capture_substream[nvoice])
754 				snd_ymfpci_pcm_capture_interrupt(chip->capture_substream[nvoice]);
755 		}
756 #if 0
757 		for (nvoice = 0; nvoice < YDSXG_EFFECT_VOICES; nvoice++) {
758 			if (chip->effect_substream[nvoice])
759 				snd_ymfpci_pcm_effect_interrupt(chip->effect_substream[nvoice]);
760 		}
761 #endif
762 		spin_unlock(&chip->voice_lock);
763 		spin_lock(&chip->reg_lock);
764 		snd_ymfpci_writel(chip, YDSXGR_STATUS, 0x80000000);
765 		mode = snd_ymfpci_readl(chip, YDSXGR_MODE) | 2;
766 		snd_ymfpci_writel(chip, YDSXGR_MODE, mode);
767 		spin_unlock(&chip->reg_lock);
768 
769 		if (atomic_read(&chip->interrupt_sleep_count)) {
770 			atomic_set(&chip->interrupt_sleep_count, 0);
771 			wake_up(&chip->interrupt_sleep);
772 		}
773 	}
774 
775 	status = snd_ymfpci_readw(chip, YDSXGR_INTFLAG);
776 	if (status & 1) {
777 		if (chip->timer)
778 			snd_timer_interrupt(chip->timer, chip->timer->sticks);
779 	}
780 	snd_ymfpci_writew(chip, YDSXGR_INTFLAG, status);
781 
782 	if (chip->rawmidi)
783 		snd_mpu401_uart_interrupt(irq, chip->rawmidi->private_data, regs);
784 	return IRQ_HANDLED;
785 }
786 
787 static snd_pcm_hardware_t snd_ymfpci_playback =
788 {
789 	.info =			(SNDRV_PCM_INFO_MMAP |
790 				 SNDRV_PCM_INFO_MMAP_VALID |
791 				 SNDRV_PCM_INFO_INTERLEAVED |
792 				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
793 				 SNDRV_PCM_INFO_PAUSE |
794 				 SNDRV_PCM_INFO_RESUME),
795 	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
796 	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
797 	.rate_min =		8000,
798 	.rate_max =		48000,
799 	.channels_min =		1,
800 	.channels_max =		2,
801 	.buffer_bytes_max =	256 * 1024, /* FIXME: enough? */
802 	.period_bytes_min =	64,
803 	.period_bytes_max =	256 * 1024, /* FIXME: enough? */
804 	.periods_min =		3,
805 	.periods_max =		1024,
806 	.fifo_size =		0,
807 };
808 
809 static snd_pcm_hardware_t snd_ymfpci_capture =
810 {
811 	.info =			(SNDRV_PCM_INFO_MMAP |
812 				 SNDRV_PCM_INFO_MMAP_VALID |
813 				 SNDRV_PCM_INFO_INTERLEAVED |
814 				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
815 				 SNDRV_PCM_INFO_PAUSE |
816 				 SNDRV_PCM_INFO_RESUME),
817 	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
818 	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
819 	.rate_min =		8000,
820 	.rate_max =		48000,
821 	.channels_min =		1,
822 	.channels_max =		2,
823 	.buffer_bytes_max =	256 * 1024, /* FIXME: enough? */
824 	.period_bytes_min =	64,
825 	.period_bytes_max =	256 * 1024, /* FIXME: enough? */
826 	.periods_min =		3,
827 	.periods_max =		1024,
828 	.fifo_size =		0,
829 };
830 
831 static void snd_ymfpci_pcm_free_substream(snd_pcm_runtime_t *runtime)
832 {
833 	kfree(runtime->private_data);
834 }
835 
836 static int snd_ymfpci_playback_open_1(snd_pcm_substream_t * substream)
837 {
838 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
839 	snd_pcm_runtime_t *runtime = substream->runtime;
840 	ymfpci_pcm_t *ypcm;
841 
842 	ypcm = kcalloc(1, sizeof(*ypcm), GFP_KERNEL);
843 	if (ypcm == NULL)
844 		return -ENOMEM;
845 	ypcm->chip = chip;
846 	ypcm->type = PLAYBACK_VOICE;
847 	ypcm->substream = substream;
848 	runtime->hw = snd_ymfpci_playback;
849 	runtime->private_data = ypcm;
850 	runtime->private_free = snd_ymfpci_pcm_free_substream;
851 	/* FIXME? True value is 256/48 = 5.33333 ms */
852 	snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_TIME, 5333, UINT_MAX);
853 	return 0;
854 }
855 
856 /* call with spinlock held */
857 static void ymfpci_open_extension(ymfpci_t *chip)
858 {
859 	if (! chip->rear_opened) {
860 		if (! chip->spdif_opened) /* set AC3 */
861 			snd_ymfpci_writel(chip, YDSXGR_MODE,
862 					  snd_ymfpci_readl(chip, YDSXGR_MODE) | (1 << 30));
863 		/* enable second codec (4CHEN) */
864 		snd_ymfpci_writew(chip, YDSXGR_SECCONFIG,
865 				  (snd_ymfpci_readw(chip, YDSXGR_SECCONFIG) & ~0x0330) | 0x0010);
866 	}
867 }
868 
869 /* call with spinlock held */
870 static void ymfpci_close_extension(ymfpci_t *chip)
871 {
872 	if (! chip->rear_opened) {
873 		if (! chip->spdif_opened)
874 			snd_ymfpci_writel(chip, YDSXGR_MODE,
875 					  snd_ymfpci_readl(chip, YDSXGR_MODE) & ~(1 << 30));
876 		snd_ymfpci_writew(chip, YDSXGR_SECCONFIG,
877 				  (snd_ymfpci_readw(chip, YDSXGR_SECCONFIG) & ~0x0330) & ~0x0010);
878 	}
879 }
880 
881 static int snd_ymfpci_playback_open(snd_pcm_substream_t * substream)
882 {
883 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
884 	snd_pcm_runtime_t *runtime = substream->runtime;
885 	ymfpci_pcm_t *ypcm;
886 	snd_kcontrol_t *kctl;
887 	int err;
888 
889 	if ((err = snd_ymfpci_playback_open_1(substream)) < 0)
890 		return err;
891 	ypcm = runtime->private_data;
892 	ypcm->output_front = 1;
893 	ypcm->output_rear = chip->mode_dup4ch ? 1 : 0;
894 	spin_lock_irq(&chip->reg_lock);
895 	if (ypcm->output_rear) {
896 		ymfpci_open_extension(chip);
897 		chip->rear_opened++;
898 	}
899 	spin_unlock_irq(&chip->reg_lock);
900 
901 	kctl = chip->pcm_mixer[substream->number].ctl;
902 	kctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
903 	snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_INFO, &kctl->id);
904 	return 0;
905 }
906 
907 static int snd_ymfpci_playback_spdif_open(snd_pcm_substream_t * substream)
908 {
909 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
910 	snd_pcm_runtime_t *runtime = substream->runtime;
911 	ymfpci_pcm_t *ypcm;
912 	int err;
913 
914 	if ((err = snd_ymfpci_playback_open_1(substream)) < 0)
915 		return err;
916 	ypcm = runtime->private_data;
917 	ypcm->output_front = 0;
918 	ypcm->output_rear = 1;
919 	spin_lock_irq(&chip->reg_lock);
920 	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTCTRL,
921 			  snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) | 2);
922 	ymfpci_open_extension(chip);
923 	chip->spdif_pcm_bits = chip->spdif_bits;
924 	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_pcm_bits);
925 	chip->spdif_opened++;
926 	spin_unlock_irq(&chip->reg_lock);
927 
928 	chip->spdif_pcm_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
929 	snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE |
930 		       SNDRV_CTL_EVENT_MASK_INFO, &chip->spdif_pcm_ctl->id);
931 	return 0;
932 }
933 
934 static int snd_ymfpci_playback_4ch_open(snd_pcm_substream_t * substream)
935 {
936 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
937 	snd_pcm_runtime_t *runtime = substream->runtime;
938 	ymfpci_pcm_t *ypcm;
939 	int err;
940 
941 	if ((err = snd_ymfpci_playback_open_1(substream)) < 0)
942 		return err;
943 	ypcm = runtime->private_data;
944 	ypcm->output_front = 0;
945 	ypcm->output_rear = 1;
946 	spin_lock_irq(&chip->reg_lock);
947 	ymfpci_open_extension(chip);
948 	chip->rear_opened++;
949 	spin_unlock_irq(&chip->reg_lock);
950 	return 0;
951 }
952 
953 static int snd_ymfpci_capture_open(snd_pcm_substream_t * substream,
954 				   u32 capture_bank_number)
955 {
956 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
957 	snd_pcm_runtime_t *runtime = substream->runtime;
958 	ymfpci_pcm_t *ypcm;
959 
960 	ypcm = kcalloc(1, sizeof(*ypcm), GFP_KERNEL);
961 	if (ypcm == NULL)
962 		return -ENOMEM;
963 	ypcm->chip = chip;
964 	ypcm->type = capture_bank_number + CAPTURE_REC;
965 	ypcm->substream = substream;
966 	ypcm->capture_bank_number = capture_bank_number;
967 	chip->capture_substream[capture_bank_number] = substream;
968 	runtime->hw = snd_ymfpci_capture;
969 	/* FIXME? True value is 256/48 = 5.33333 ms */
970 	snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_TIME, 5333, UINT_MAX);
971 	runtime->private_data = ypcm;
972 	runtime->private_free = snd_ymfpci_pcm_free_substream;
973 	snd_ymfpci_hw_start(chip);
974 	return 0;
975 }
976 
977 static int snd_ymfpci_capture_rec_open(snd_pcm_substream_t * substream)
978 {
979 	return snd_ymfpci_capture_open(substream, 0);
980 }
981 
982 static int snd_ymfpci_capture_ac97_open(snd_pcm_substream_t * substream)
983 {
984 	return snd_ymfpci_capture_open(substream, 1);
985 }
986 
987 static int snd_ymfpci_playback_close_1(snd_pcm_substream_t * substream)
988 {
989 	return 0;
990 }
991 
992 static int snd_ymfpci_playback_close(snd_pcm_substream_t * substream)
993 {
994 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
995 	ymfpci_pcm_t *ypcm = substream->runtime->private_data;
996 	snd_kcontrol_t *kctl;
997 
998 	spin_lock_irq(&chip->reg_lock);
999 	if (ypcm->output_rear && chip->rear_opened > 0) {
1000 		chip->rear_opened--;
1001 		ymfpci_close_extension(chip);
1002 	}
1003 	spin_unlock_irq(&chip->reg_lock);
1004 	kctl = chip->pcm_mixer[substream->number].ctl;
1005 	kctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1006 	snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_INFO, &kctl->id);
1007 	return snd_ymfpci_playback_close_1(substream);
1008 }
1009 
1010 static int snd_ymfpci_playback_spdif_close(snd_pcm_substream_t * substream)
1011 {
1012 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
1013 
1014 	spin_lock_irq(&chip->reg_lock);
1015 	chip->spdif_opened = 0;
1016 	ymfpci_close_extension(chip);
1017 	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTCTRL,
1018 			  snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) & ~2);
1019 	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_bits);
1020 	spin_unlock_irq(&chip->reg_lock);
1021 	chip->spdif_pcm_ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1022 	snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE |
1023 		       SNDRV_CTL_EVENT_MASK_INFO, &chip->spdif_pcm_ctl->id);
1024 	return snd_ymfpci_playback_close_1(substream);
1025 }
1026 
1027 static int snd_ymfpci_playback_4ch_close(snd_pcm_substream_t * substream)
1028 {
1029 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
1030 
1031 	spin_lock_irq(&chip->reg_lock);
1032 	if (chip->rear_opened > 0) {
1033 		chip->rear_opened--;
1034 		ymfpci_close_extension(chip);
1035 	}
1036 	spin_unlock_irq(&chip->reg_lock);
1037 	return snd_ymfpci_playback_close_1(substream);
1038 }
1039 
1040 static int snd_ymfpci_capture_close(snd_pcm_substream_t * substream)
1041 {
1042 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
1043 	snd_pcm_runtime_t *runtime = substream->runtime;
1044 	ymfpci_pcm_t *ypcm = runtime->private_data;
1045 
1046 	if (ypcm != NULL) {
1047 		chip->capture_substream[ypcm->capture_bank_number] = NULL;
1048 		snd_ymfpci_hw_stop(chip);
1049 	}
1050 	return 0;
1051 }
1052 
1053 static snd_pcm_ops_t snd_ymfpci_playback_ops = {
1054 	.open =			snd_ymfpci_playback_open,
1055 	.close =		snd_ymfpci_playback_close,
1056 	.ioctl =		snd_pcm_lib_ioctl,
1057 	.hw_params =		snd_ymfpci_playback_hw_params,
1058 	.hw_free =		snd_ymfpci_playback_hw_free,
1059 	.prepare =		snd_ymfpci_playback_prepare,
1060 	.trigger =		snd_ymfpci_playback_trigger,
1061 	.pointer =		snd_ymfpci_playback_pointer,
1062 };
1063 
1064 static snd_pcm_ops_t snd_ymfpci_capture_rec_ops = {
1065 	.open =			snd_ymfpci_capture_rec_open,
1066 	.close =		snd_ymfpci_capture_close,
1067 	.ioctl =		snd_pcm_lib_ioctl,
1068 	.hw_params =		snd_ymfpci_capture_hw_params,
1069 	.hw_free =		snd_ymfpci_capture_hw_free,
1070 	.prepare =		snd_ymfpci_capture_prepare,
1071 	.trigger =		snd_ymfpci_capture_trigger,
1072 	.pointer =		snd_ymfpci_capture_pointer,
1073 };
1074 
1075 static void snd_ymfpci_pcm_free(snd_pcm_t *pcm)
1076 {
1077 	ymfpci_t *chip = pcm->private_data;
1078 	chip->pcm = NULL;
1079 	snd_pcm_lib_preallocate_free_for_all(pcm);
1080 }
1081 
1082 int __devinit snd_ymfpci_pcm(ymfpci_t *chip, int device, snd_pcm_t ** rpcm)
1083 {
1084 	snd_pcm_t *pcm;
1085 	int err;
1086 
1087 	if (rpcm)
1088 		*rpcm = NULL;
1089 	if ((err = snd_pcm_new(chip->card, "YMFPCI", device, 32, 1, &pcm)) < 0)
1090 		return err;
1091 	pcm->private_data = chip;
1092 	pcm->private_free = snd_ymfpci_pcm_free;
1093 
1094 	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ymfpci_playback_ops);
1095 	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ymfpci_capture_rec_ops);
1096 
1097 	/* global setup */
1098 	pcm->info_flags = 0;
1099 	strcpy(pcm->name, "YMFPCI");
1100 	chip->pcm = pcm;
1101 
1102 	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1103 					      snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1104 
1105 	if (rpcm)
1106 		*rpcm = pcm;
1107 	return 0;
1108 }
1109 
1110 static snd_pcm_ops_t snd_ymfpci_capture_ac97_ops = {
1111 	.open =			snd_ymfpci_capture_ac97_open,
1112 	.close =		snd_ymfpci_capture_close,
1113 	.ioctl =		snd_pcm_lib_ioctl,
1114 	.hw_params =		snd_ymfpci_capture_hw_params,
1115 	.hw_free =		snd_ymfpci_capture_hw_free,
1116 	.prepare =		snd_ymfpci_capture_prepare,
1117 	.trigger =		snd_ymfpci_capture_trigger,
1118 	.pointer =		snd_ymfpci_capture_pointer,
1119 };
1120 
1121 static void snd_ymfpci_pcm2_free(snd_pcm_t *pcm)
1122 {
1123 	ymfpci_t *chip = pcm->private_data;
1124 	chip->pcm2 = NULL;
1125 	snd_pcm_lib_preallocate_free_for_all(pcm);
1126 }
1127 
1128 int __devinit snd_ymfpci_pcm2(ymfpci_t *chip, int device, snd_pcm_t ** rpcm)
1129 {
1130 	snd_pcm_t *pcm;
1131 	int err;
1132 
1133 	if (rpcm)
1134 		*rpcm = NULL;
1135 	if ((err = snd_pcm_new(chip->card, "YMFPCI - PCM2", device, 0, 1, &pcm)) < 0)
1136 		return err;
1137 	pcm->private_data = chip;
1138 	pcm->private_free = snd_ymfpci_pcm2_free;
1139 
1140 	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ymfpci_capture_ac97_ops);
1141 
1142 	/* global setup */
1143 	pcm->info_flags = 0;
1144 	sprintf(pcm->name, "YMFPCI - %s",
1145 		chip->device_id == PCI_DEVICE_ID_YAMAHA_754 ? "Direct Recording" : "AC'97");
1146 	chip->pcm2 = pcm;
1147 
1148 	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1149 					      snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1150 
1151 	if (rpcm)
1152 		*rpcm = pcm;
1153 	return 0;
1154 }
1155 
1156 static snd_pcm_ops_t snd_ymfpci_playback_spdif_ops = {
1157 	.open =			snd_ymfpci_playback_spdif_open,
1158 	.close =		snd_ymfpci_playback_spdif_close,
1159 	.ioctl =		snd_pcm_lib_ioctl,
1160 	.hw_params =		snd_ymfpci_playback_hw_params,
1161 	.hw_free =		snd_ymfpci_playback_hw_free,
1162 	.prepare =		snd_ymfpci_playback_prepare,
1163 	.trigger =		snd_ymfpci_playback_trigger,
1164 	.pointer =		snd_ymfpci_playback_pointer,
1165 };
1166 
1167 static void snd_ymfpci_pcm_spdif_free(snd_pcm_t *pcm)
1168 {
1169 	ymfpci_t *chip = pcm->private_data;
1170 	chip->pcm_spdif = NULL;
1171 	snd_pcm_lib_preallocate_free_for_all(pcm);
1172 }
1173 
1174 int __devinit snd_ymfpci_pcm_spdif(ymfpci_t *chip, int device, snd_pcm_t ** rpcm)
1175 {
1176 	snd_pcm_t *pcm;
1177 	int err;
1178 
1179 	if (rpcm)
1180 		*rpcm = NULL;
1181 	if ((err = snd_pcm_new(chip->card, "YMFPCI - IEC958", device, 1, 0, &pcm)) < 0)
1182 		return err;
1183 	pcm->private_data = chip;
1184 	pcm->private_free = snd_ymfpci_pcm_spdif_free;
1185 
1186 	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ymfpci_playback_spdif_ops);
1187 
1188 	/* global setup */
1189 	pcm->info_flags = 0;
1190 	strcpy(pcm->name, "YMFPCI - IEC958");
1191 	chip->pcm_spdif = pcm;
1192 
1193 	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1194 					      snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1195 
1196 	if (rpcm)
1197 		*rpcm = pcm;
1198 	return 0;
1199 }
1200 
1201 static snd_pcm_ops_t snd_ymfpci_playback_4ch_ops = {
1202 	.open =			snd_ymfpci_playback_4ch_open,
1203 	.close =		snd_ymfpci_playback_4ch_close,
1204 	.ioctl =		snd_pcm_lib_ioctl,
1205 	.hw_params =		snd_ymfpci_playback_hw_params,
1206 	.hw_free =		snd_ymfpci_playback_hw_free,
1207 	.prepare =		snd_ymfpci_playback_prepare,
1208 	.trigger =		snd_ymfpci_playback_trigger,
1209 	.pointer =		snd_ymfpci_playback_pointer,
1210 };
1211 
1212 static void snd_ymfpci_pcm_4ch_free(snd_pcm_t *pcm)
1213 {
1214 	ymfpci_t *chip = pcm->private_data;
1215 	chip->pcm_4ch = NULL;
1216 	snd_pcm_lib_preallocate_free_for_all(pcm);
1217 }
1218 
1219 int __devinit snd_ymfpci_pcm_4ch(ymfpci_t *chip, int device, snd_pcm_t ** rpcm)
1220 {
1221 	snd_pcm_t *pcm;
1222 	int err;
1223 
1224 	if (rpcm)
1225 		*rpcm = NULL;
1226 	if ((err = snd_pcm_new(chip->card, "YMFPCI - Rear", device, 1, 0, &pcm)) < 0)
1227 		return err;
1228 	pcm->private_data = chip;
1229 	pcm->private_free = snd_ymfpci_pcm_4ch_free;
1230 
1231 	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ymfpci_playback_4ch_ops);
1232 
1233 	/* global setup */
1234 	pcm->info_flags = 0;
1235 	strcpy(pcm->name, "YMFPCI - Rear PCM");
1236 	chip->pcm_4ch = pcm;
1237 
1238 	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1239 					      snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1240 
1241 	if (rpcm)
1242 		*rpcm = pcm;
1243 	return 0;
1244 }
1245 
1246 static int snd_ymfpci_spdif_default_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
1247 {
1248 	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1249 	uinfo->count = 1;
1250 	return 0;
1251 }
1252 
1253 static int snd_ymfpci_spdif_default_get(snd_kcontrol_t * kcontrol,
1254 					snd_ctl_elem_value_t * ucontrol)
1255 {
1256 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1257 
1258 	spin_lock_irq(&chip->reg_lock);
1259 	ucontrol->value.iec958.status[0] = (chip->spdif_bits >> 0) & 0xff;
1260 	ucontrol->value.iec958.status[1] = (chip->spdif_bits >> 8) & 0xff;
1261 	spin_unlock_irq(&chip->reg_lock);
1262 	return 0;
1263 }
1264 
1265 static int snd_ymfpci_spdif_default_put(snd_kcontrol_t * kcontrol,
1266 					 snd_ctl_elem_value_t * ucontrol)
1267 {
1268 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1269 	unsigned int val;
1270 	int change;
1271 
1272 	val = ((ucontrol->value.iec958.status[0] & 0x3e) << 0) |
1273 	      (ucontrol->value.iec958.status[1] << 8);
1274 	spin_lock_irq(&chip->reg_lock);
1275 	change = chip->spdif_bits != val;
1276 	chip->spdif_bits = val;
1277 	if ((snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) & 1) && chip->pcm_spdif == NULL)
1278 		snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_bits);
1279 	spin_unlock_irq(&chip->reg_lock);
1280 	return change;
1281 }
1282 
1283 static snd_kcontrol_new_t snd_ymfpci_spdif_default __devinitdata =
1284 {
1285 	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1286 	.name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1287 	.info =		snd_ymfpci_spdif_default_info,
1288 	.get =		snd_ymfpci_spdif_default_get,
1289 	.put =		snd_ymfpci_spdif_default_put
1290 };
1291 
1292 static int snd_ymfpci_spdif_mask_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
1293 {
1294 	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1295 	uinfo->count = 1;
1296 	return 0;
1297 }
1298 
1299 static int snd_ymfpci_spdif_mask_get(snd_kcontrol_t * kcontrol,
1300 				      snd_ctl_elem_value_t * ucontrol)
1301 {
1302 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1303 
1304 	spin_lock_irq(&chip->reg_lock);
1305 	ucontrol->value.iec958.status[0] = 0x3e;
1306 	ucontrol->value.iec958.status[1] = 0xff;
1307 	spin_unlock_irq(&chip->reg_lock);
1308 	return 0;
1309 }
1310 
1311 static snd_kcontrol_new_t snd_ymfpci_spdif_mask __devinitdata =
1312 {
1313 	.access =	SNDRV_CTL_ELEM_ACCESS_READ,
1314 	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1315 	.name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
1316 	.info =		snd_ymfpci_spdif_mask_info,
1317 	.get =		snd_ymfpci_spdif_mask_get,
1318 };
1319 
1320 static int snd_ymfpci_spdif_stream_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
1321 {
1322 	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1323 	uinfo->count = 1;
1324 	return 0;
1325 }
1326 
1327 static int snd_ymfpci_spdif_stream_get(snd_kcontrol_t * kcontrol,
1328 					snd_ctl_elem_value_t * ucontrol)
1329 {
1330 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1331 
1332 	spin_lock_irq(&chip->reg_lock);
1333 	ucontrol->value.iec958.status[0] = (chip->spdif_pcm_bits >> 0) & 0xff;
1334 	ucontrol->value.iec958.status[1] = (chip->spdif_pcm_bits >> 8) & 0xff;
1335 	spin_unlock_irq(&chip->reg_lock);
1336 	return 0;
1337 }
1338 
1339 static int snd_ymfpci_spdif_stream_put(snd_kcontrol_t * kcontrol,
1340 					snd_ctl_elem_value_t * ucontrol)
1341 {
1342 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1343 	unsigned int val;
1344 	int change;
1345 
1346 	val = ((ucontrol->value.iec958.status[0] & 0x3e) << 0) |
1347 	      (ucontrol->value.iec958.status[1] << 8);
1348 	spin_lock_irq(&chip->reg_lock);
1349 	change = chip->spdif_pcm_bits != val;
1350 	chip->spdif_pcm_bits = val;
1351 	if ((snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) & 2))
1352 		snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_pcm_bits);
1353 	spin_unlock_irq(&chip->reg_lock);
1354 	return change;
1355 }
1356 
1357 static snd_kcontrol_new_t snd_ymfpci_spdif_stream __devinitdata =
1358 {
1359 	.access =	SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
1360 	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1361 	.name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
1362 	.info =		snd_ymfpci_spdif_stream_info,
1363 	.get =		snd_ymfpci_spdif_stream_get,
1364 	.put =		snd_ymfpci_spdif_stream_put
1365 };
1366 
1367 static int snd_ymfpci_drec_source_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *info)
1368 {
1369 	static char *texts[3] = {"AC'97", "IEC958", "ZV Port"};
1370 
1371 	info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1372 	info->count = 1;
1373 	info->value.enumerated.items = 3;
1374 	if (info->value.enumerated.item > 2)
1375 		info->value.enumerated.item = 2;
1376 	strcpy(info->value.enumerated.name, texts[info->value.enumerated.item]);
1377 	return 0;
1378 }
1379 
1380 static int snd_ymfpci_drec_source_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *value)
1381 {
1382 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1383 	u16 reg;
1384 
1385 	spin_lock_irq(&chip->reg_lock);
1386 	reg = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
1387 	spin_unlock_irq(&chip->reg_lock);
1388 	if (!(reg & 0x100))
1389 		value->value.enumerated.item[0] = 0;
1390 	else
1391 		value->value.enumerated.item[0] = 1 + ((reg & 0x200) != 0);
1392 	return 0;
1393 }
1394 
1395 static int snd_ymfpci_drec_source_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *value)
1396 {
1397 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1398 	u16 reg, old_reg;
1399 
1400 	spin_lock_irq(&chip->reg_lock);
1401 	old_reg = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
1402 	if (value->value.enumerated.item[0] == 0)
1403 		reg = old_reg & ~0x100;
1404 	else
1405 		reg = (old_reg & ~0x300) | 0x100 | ((value->value.enumerated.item[0] == 2) << 9);
1406 	snd_ymfpci_writew(chip, YDSXGR_GLOBALCTRL, reg);
1407 	spin_unlock_irq(&chip->reg_lock);
1408 	return reg != old_reg;
1409 }
1410 
1411 static snd_kcontrol_new_t snd_ymfpci_drec_source __devinitdata = {
1412 	.access =	SNDRV_CTL_ELEM_ACCESS_READWRITE,
1413 	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
1414 	.name =		"Direct Recording Source",
1415 	.info =		snd_ymfpci_drec_source_info,
1416 	.get =		snd_ymfpci_drec_source_get,
1417 	.put =		snd_ymfpci_drec_source_put
1418 };
1419 
1420 /*
1421  *  Mixer controls
1422  */
1423 
1424 #define YMFPCI_SINGLE(xname, xindex, reg) \
1425 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
1426   .info = snd_ymfpci_info_single, \
1427   .get = snd_ymfpci_get_single, .put = snd_ymfpci_put_single, \
1428   .private_value = reg }
1429 
1430 static int snd_ymfpci_info_single(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
1431 {
1432 	switch (kcontrol->private_value) {
1433 	case YDSXGR_SPDIFOUTCTRL: break;
1434 	case YDSXGR_SPDIFINCTRL: break;
1435 	default: return -EINVAL;
1436 	}
1437 	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1438 	uinfo->count = 1;
1439 	uinfo->value.integer.min = 0;
1440 	uinfo->value.integer.max = 1;
1441 	return 0;
1442 }
1443 
1444 static int snd_ymfpci_get_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1445 {
1446 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1447 	int reg = kcontrol->private_value;
1448 	unsigned int shift = 0, mask = 1;
1449 
1450 	switch (kcontrol->private_value) {
1451 	case YDSXGR_SPDIFOUTCTRL: break;
1452 	case YDSXGR_SPDIFINCTRL: break;
1453 	default: return -EINVAL;
1454 	}
1455 	ucontrol->value.integer.value[0] = (snd_ymfpci_readl(chip, reg) >> shift) & mask;
1456 	return 0;
1457 }
1458 
1459 static int snd_ymfpci_put_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1460 {
1461 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1462 	int reg = kcontrol->private_value;
1463 	unsigned int shift = 0, mask = 1;
1464 	int change;
1465 	unsigned int val, oval;
1466 
1467 	switch (kcontrol->private_value) {
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 #define YMFPCI_DOUBLE(xname, xindex, reg) \
1484 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
1485   .info = snd_ymfpci_info_double, \
1486   .get = snd_ymfpci_get_double, .put = snd_ymfpci_put_double, \
1487   .private_value = reg }
1488 
1489 static int snd_ymfpci_info_double(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
1490 {
1491 	unsigned int reg = kcontrol->private_value;
1492 
1493 	if (reg < 0x80 || reg >= 0xc0)
1494 		return -EINVAL;
1495 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1496 	uinfo->count = 2;
1497 	uinfo->value.integer.min = 0;
1498 	uinfo->value.integer.max = 16383;
1499 	return 0;
1500 }
1501 
1502 static int snd_ymfpci_get_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1503 {
1504 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1505 	unsigned int reg = kcontrol->private_value;
1506 	unsigned int shift_left = 0, shift_right = 16, mask = 16383;
1507 	unsigned int val;
1508 
1509 	if (reg < 0x80 || reg >= 0xc0)
1510 		return -EINVAL;
1511 	spin_lock_irq(&chip->reg_lock);
1512 	val = snd_ymfpci_readl(chip, reg);
1513 	spin_unlock_irq(&chip->reg_lock);
1514 	ucontrol->value.integer.value[0] = (val >> shift_left) & mask;
1515 	ucontrol->value.integer.value[1] = (val >> shift_right) & mask;
1516 	return 0;
1517 }
1518 
1519 static int snd_ymfpci_put_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1520 {
1521 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1522 	unsigned int reg = kcontrol->private_value;
1523 	unsigned int shift_left = 0, shift_right = 16, mask = 16383;
1524 	int change;
1525 	unsigned int val1, val2, oval;
1526 
1527 	if (reg < 0x80 || reg >= 0xc0)
1528 		return -EINVAL;
1529 	val1 = ucontrol->value.integer.value[0] & mask;
1530 	val2 = ucontrol->value.integer.value[1] & mask;
1531 	val1 <<= shift_left;
1532 	val2 <<= shift_right;
1533 	spin_lock_irq(&chip->reg_lock);
1534 	oval = snd_ymfpci_readl(chip, reg);
1535 	val1 = (oval & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2;
1536 	change = val1 != oval;
1537 	snd_ymfpci_writel(chip, reg, val1);
1538 	spin_unlock_irq(&chip->reg_lock);
1539 	return change;
1540 }
1541 
1542 /*
1543  * 4ch duplication
1544  */
1545 static int snd_ymfpci_info_dup4ch(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
1546 {
1547 	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1548 	uinfo->count = 1;
1549 	uinfo->value.integer.min = 0;
1550 	uinfo->value.integer.max = 1;
1551 	return 0;
1552 }
1553 
1554 static int snd_ymfpci_get_dup4ch(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1555 {
1556 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1557 	ucontrol->value.integer.value[0] = chip->mode_dup4ch;
1558 	return 0;
1559 }
1560 
1561 static int snd_ymfpci_put_dup4ch(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1562 {
1563 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1564 	int change;
1565 	change = (ucontrol->value.integer.value[0] != chip->mode_dup4ch);
1566 	if (change)
1567 		chip->mode_dup4ch = !!ucontrol->value.integer.value[0];
1568 	return change;
1569 }
1570 
1571 
1572 static snd_kcontrol_new_t snd_ymfpci_controls[] __devinitdata = {
1573 YMFPCI_DOUBLE("Wave Playback Volume", 0, YDSXGR_NATIVEDACOUTVOL),
1574 YMFPCI_DOUBLE("Wave Capture Volume", 0, YDSXGR_NATIVEDACLOOPVOL),
1575 YMFPCI_DOUBLE("Digital Capture Volume", 0, YDSXGR_NATIVEDACINVOL),
1576 YMFPCI_DOUBLE("Digital Capture Volume", 1, YDSXGR_NATIVEADCINVOL),
1577 YMFPCI_DOUBLE("ADC Playback Volume", 0, YDSXGR_PRIADCOUTVOL),
1578 YMFPCI_DOUBLE("ADC Capture Volume", 0, YDSXGR_PRIADCLOOPVOL),
1579 YMFPCI_DOUBLE("ADC Playback Volume", 1, YDSXGR_SECADCOUTVOL),
1580 YMFPCI_DOUBLE("ADC Capture Volume", 1, YDSXGR_SECADCLOOPVOL),
1581 YMFPCI_DOUBLE("FM Legacy Volume", 0, YDSXGR_LEGACYOUTVOL),
1582 YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("AC97 ", PLAYBACK,VOLUME), 0, YDSXGR_ZVOUTVOL),
1583 YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("", CAPTURE,VOLUME), 0, YDSXGR_ZVLOOPVOL),
1584 YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("AC97 ",PLAYBACK,VOLUME), 1, YDSXGR_SPDIFOUTVOL),
1585 YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,VOLUME), 1, YDSXGR_SPDIFLOOPVOL),
1586 YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), 0, YDSXGR_SPDIFOUTCTRL),
1587 YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), 0, YDSXGR_SPDIFINCTRL),
1588 {
1589 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1590 	.name = "4ch Duplication",
1591 	.info = snd_ymfpci_info_dup4ch,
1592 	.get = snd_ymfpci_get_dup4ch,
1593 	.put = snd_ymfpci_put_dup4ch,
1594 },
1595 };
1596 
1597 
1598 /*
1599  * GPIO
1600  */
1601 
1602 static int snd_ymfpci_get_gpio_out(ymfpci_t *chip, int pin)
1603 {
1604 	u16 reg, mode;
1605 	unsigned long flags;
1606 
1607 	spin_lock_irqsave(&chip->reg_lock, flags);
1608 	reg = snd_ymfpci_readw(chip, YDSXGR_GPIOFUNCENABLE);
1609 	reg &= ~(1 << (pin + 8));
1610 	reg |= (1 << pin);
1611 	snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg);
1612 	/* set the level mode for input line */
1613 	mode = snd_ymfpci_readw(chip, YDSXGR_GPIOTYPECONFIG);
1614 	mode &= ~(3 << (pin * 2));
1615 	snd_ymfpci_writew(chip, YDSXGR_GPIOTYPECONFIG, mode);
1616 	snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg | (1 << (pin + 8)));
1617 	mode = snd_ymfpci_readw(chip, YDSXGR_GPIOINSTATUS);
1618 	spin_unlock_irqrestore(&chip->reg_lock, flags);
1619 	return (mode >> pin) & 1;
1620 }
1621 
1622 static int snd_ymfpci_set_gpio_out(ymfpci_t *chip, int pin, int enable)
1623 {
1624 	u16 reg;
1625 	unsigned long flags;
1626 
1627 	spin_lock_irqsave(&chip->reg_lock, flags);
1628 	reg = snd_ymfpci_readw(chip, YDSXGR_GPIOFUNCENABLE);
1629 	reg &= ~(1 << pin);
1630 	reg &= ~(1 << (pin + 8));
1631 	snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg);
1632 	snd_ymfpci_writew(chip, YDSXGR_GPIOOUTCTRL, enable << pin);
1633 	snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg | (1 << (pin + 8)));
1634 	spin_unlock_irqrestore(&chip->reg_lock, flags);
1635 
1636 	return 0;
1637 }
1638 
1639 static int snd_ymfpci_gpio_sw_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
1640 {
1641 	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1642 	uinfo->count = 1;
1643 	uinfo->value.integer.min = 0;
1644 	uinfo->value.integer.max = 1;
1645 	return 0;
1646 }
1647 
1648 static int snd_ymfpci_gpio_sw_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
1649 {
1650 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1651 	int pin = (int)kcontrol->private_value;
1652 	ucontrol->value.integer.value[0] = snd_ymfpci_get_gpio_out(chip, pin);
1653 	return 0;
1654 }
1655 
1656 static int snd_ymfpci_gpio_sw_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
1657 {
1658 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1659 	int pin = (int)kcontrol->private_value;
1660 
1661 	if (snd_ymfpci_get_gpio_out(chip, pin) != ucontrol->value.integer.value[0]) {
1662 		snd_ymfpci_set_gpio_out(chip, pin, !!ucontrol->value.integer.value[0]);
1663 		ucontrol->value.integer.value[0] = snd_ymfpci_get_gpio_out(chip, pin);
1664 		return 1;
1665 	}
1666 	return 0;
1667 }
1668 
1669 static snd_kcontrol_new_t snd_ymfpci_rear_shared __devinitdata = {
1670 	.name = "Shared Rear/Line-In Switch",
1671 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1672 	.info = snd_ymfpci_gpio_sw_info,
1673 	.get = snd_ymfpci_gpio_sw_get,
1674 	.put = snd_ymfpci_gpio_sw_put,
1675 	.private_value = 2,
1676 };
1677 
1678 /*
1679  * PCM voice volume
1680  */
1681 
1682 static int snd_ymfpci_pcm_vol_info(snd_kcontrol_t *kcontrol,
1683 				   snd_ctl_elem_info_t *uinfo)
1684 {
1685 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1686 	uinfo->count = 2;
1687 	uinfo->value.integer.min = 0;
1688 	uinfo->value.integer.max = 0x8000;
1689 	return 0;
1690 }
1691 
1692 static int snd_ymfpci_pcm_vol_get(snd_kcontrol_t *kcontrol,
1693 				  snd_ctl_elem_value_t *ucontrol)
1694 {
1695 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1696 	unsigned int subs = kcontrol->id.subdevice;
1697 
1698 	ucontrol->value.integer.value[0] = chip->pcm_mixer[subs].left;
1699 	ucontrol->value.integer.value[1] = chip->pcm_mixer[subs].right;
1700 	return 0;
1701 }
1702 
1703 static int snd_ymfpci_pcm_vol_put(snd_kcontrol_t *kcontrol,
1704 				  snd_ctl_elem_value_t *ucontrol)
1705 {
1706 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1707 	unsigned int subs = kcontrol->id.subdevice;
1708 	snd_pcm_substream_t *substream;
1709 	unsigned long flags;
1710 
1711 	if (ucontrol->value.integer.value[0] != chip->pcm_mixer[subs].left ||
1712 	    ucontrol->value.integer.value[1] != chip->pcm_mixer[subs].right) {
1713 		chip->pcm_mixer[subs].left = ucontrol->value.integer.value[0];
1714 		chip->pcm_mixer[subs].right = ucontrol->value.integer.value[1];
1715 
1716 		substream = (snd_pcm_substream_t *)kcontrol->private_value;
1717 		spin_lock_irqsave(&chip->voice_lock, flags);
1718 		if (substream->runtime && substream->runtime->private_data) {
1719 			ymfpci_pcm_t *ypcm = substream->runtime->private_data;
1720 			ypcm->update_pcm_vol = 2;
1721 		}
1722 		spin_unlock_irqrestore(&chip->voice_lock, flags);
1723 		return 1;
1724 	}
1725 	return 0;
1726 }
1727 
1728 static snd_kcontrol_new_t snd_ymfpci_pcm_volume __devinitdata = {
1729 	.iface = SNDRV_CTL_ELEM_IFACE_PCM,
1730 	.name = "PCM Playback Volume",
1731 	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
1732 		SNDRV_CTL_ELEM_ACCESS_INACTIVE,
1733 	.info = snd_ymfpci_pcm_vol_info,
1734 	.get = snd_ymfpci_pcm_vol_get,
1735 	.put = snd_ymfpci_pcm_vol_put,
1736 };
1737 
1738 
1739 /*
1740  *  Mixer routines
1741  */
1742 
1743 static void snd_ymfpci_mixer_free_ac97_bus(ac97_bus_t *bus)
1744 {
1745 	ymfpci_t *chip = bus->private_data;
1746 	chip->ac97_bus = NULL;
1747 }
1748 
1749 static void snd_ymfpci_mixer_free_ac97(ac97_t *ac97)
1750 {
1751 	ymfpci_t *chip = ac97->private_data;
1752 	chip->ac97 = NULL;
1753 }
1754 
1755 int __devinit snd_ymfpci_mixer(ymfpci_t *chip, int rear_switch)
1756 {
1757 	ac97_template_t ac97;
1758 	snd_kcontrol_t *kctl;
1759 	snd_pcm_substream_t *substream;
1760 	unsigned int idx;
1761 	int err;
1762 	static ac97_bus_ops_t ops = {
1763 		.write = snd_ymfpci_codec_write,
1764 		.read = snd_ymfpci_codec_read,
1765 	};
1766 
1767 	if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus)) < 0)
1768 		return err;
1769 	chip->ac97_bus->private_free = snd_ymfpci_mixer_free_ac97_bus;
1770 	chip->ac97_bus->no_vra = 1; /* YMFPCI doesn't need VRA */
1771 
1772 	memset(&ac97, 0, sizeof(ac97));
1773 	ac97.private_data = chip;
1774 	ac97.private_free = snd_ymfpci_mixer_free_ac97;
1775 	if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97)) < 0)
1776 		return err;
1777 
1778 	/* to be sure */
1779 	snd_ac97_update_bits(chip->ac97, AC97_EXTENDED_STATUS,
1780 			     AC97_EA_VRA|AC97_EA_VRM, 0);
1781 
1782 	for (idx = 0; idx < ARRAY_SIZE(snd_ymfpci_controls); idx++) {
1783 		if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_ymfpci_controls[idx], chip))) < 0)
1784 			return err;
1785 	}
1786 
1787 	/* add S/PDIF control */
1788 	snd_assert(chip->pcm_spdif != NULL, return -EIO);
1789 	if ((err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_spdif_default, chip))) < 0)
1790 		return err;
1791 	kctl->id.device = chip->pcm_spdif->device;
1792 	if ((err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_spdif_mask, chip))) < 0)
1793 		return err;
1794 	kctl->id.device = chip->pcm_spdif->device;
1795 	if ((err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_spdif_stream, chip))) < 0)
1796 		return err;
1797 	kctl->id.device = chip->pcm_spdif->device;
1798 	chip->spdif_pcm_ctl = kctl;
1799 
1800 	/* direct recording source */
1801 	if (chip->device_id == PCI_DEVICE_ID_YAMAHA_754 &&
1802 	    (err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_drec_source, chip))) < 0)
1803 		return err;
1804 
1805 	/*
1806 	 * shared rear/line-in
1807 	 */
1808 	if (rear_switch) {
1809 		if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_ymfpci_rear_shared, chip))) < 0)
1810 			return err;
1811 	}
1812 
1813 	/* per-voice volume */
1814 	substream = chip->pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream;
1815 	for (idx = 0; idx < 32; ++idx) {
1816 		kctl = snd_ctl_new1(&snd_ymfpci_pcm_volume, chip);
1817 		if (!kctl)
1818 			return -ENOMEM;
1819 		kctl->id.device = chip->pcm->device;
1820 		kctl->id.subdevice = idx;
1821 		kctl->private_value = (unsigned long)substream;
1822 		if ((err = snd_ctl_add(chip->card, kctl)) < 0)
1823 			return err;
1824 		chip->pcm_mixer[idx].left = 0x8000;
1825 		chip->pcm_mixer[idx].right = 0x8000;
1826 		chip->pcm_mixer[idx].ctl = kctl;
1827 		substream = substream->next;
1828 	}
1829 
1830 	return 0;
1831 }
1832 
1833 
1834 /*
1835  * timer
1836  */
1837 
1838 static int snd_ymfpci_timer_start(snd_timer_t *timer)
1839 {
1840 	ymfpci_t *chip;
1841 	unsigned long flags;
1842 	unsigned int count;
1843 
1844 	chip = snd_timer_chip(timer);
1845 	count = timer->sticks - 1;
1846 	if (count == 0) /* minimum time is 20.8 us */
1847 		count = 1;
1848 	spin_lock_irqsave(&chip->reg_lock, flags);
1849 	snd_ymfpci_writew(chip, YDSXGR_TIMERCOUNT, count);
1850 	snd_ymfpci_writeb(chip, YDSXGR_TIMERCTRL, 0x03);
1851 	spin_unlock_irqrestore(&chip->reg_lock, flags);
1852 	return 0;
1853 }
1854 
1855 static int snd_ymfpci_timer_stop(snd_timer_t *timer)
1856 {
1857 	ymfpci_t *chip;
1858 	unsigned long flags;
1859 
1860 	chip = snd_timer_chip(timer);
1861 	spin_lock_irqsave(&chip->reg_lock, flags);
1862 	snd_ymfpci_writeb(chip, YDSXGR_TIMERCTRL, 0x00);
1863 	spin_unlock_irqrestore(&chip->reg_lock, flags);
1864 	return 0;
1865 }
1866 
1867 static int snd_ymfpci_timer_precise_resolution(snd_timer_t *timer,
1868 					       unsigned long *num, unsigned long *den)
1869 {
1870 	*num = 1;
1871 	*den = 96000;
1872 	return 0;
1873 }
1874 
1875 static struct _snd_timer_hardware snd_ymfpci_timer_hw = {
1876 	.flags = SNDRV_TIMER_HW_AUTO,
1877 	.resolution = 10417, /* 1/2fs = 10.41666...us */
1878 	.ticks = 65536,
1879 	.start = snd_ymfpci_timer_start,
1880 	.stop = snd_ymfpci_timer_stop,
1881 	.precise_resolution = snd_ymfpci_timer_precise_resolution,
1882 };
1883 
1884 int __devinit snd_ymfpci_timer(ymfpci_t *chip, int device)
1885 {
1886 	snd_timer_t *timer = NULL;
1887 	snd_timer_id_t tid;
1888 	int err;
1889 
1890 	tid.dev_class = SNDRV_TIMER_CLASS_CARD;
1891 	tid.dev_sclass = SNDRV_TIMER_SCLASS_NONE;
1892 	tid.card = chip->card->number;
1893 	tid.device = device;
1894 	tid.subdevice = 0;
1895 	if ((err = snd_timer_new(chip->card, "YMFPCI", &tid, &timer)) >= 0) {
1896 		strcpy(timer->name, "YMFPCI timer");
1897 		timer->private_data = chip;
1898 		timer->hw = snd_ymfpci_timer_hw;
1899 	}
1900 	chip->timer = timer;
1901 	return err;
1902 }
1903 
1904 
1905 /*
1906  *  proc interface
1907  */
1908 
1909 static void snd_ymfpci_proc_read(snd_info_entry_t *entry,
1910 				 snd_info_buffer_t * buffer)
1911 {
1912 	ymfpci_t *chip = entry->private_data;
1913 	int i;
1914 
1915 	snd_iprintf(buffer, "YMFPCI\n\n");
1916 	for (i = 0; i <= YDSXGR_WORKBASE; i += 4)
1917 		snd_iprintf(buffer, "%04x: %04x\n", i, snd_ymfpci_readl(chip, i));
1918 }
1919 
1920 static int __devinit snd_ymfpci_proc_init(snd_card_t * card, ymfpci_t *chip)
1921 {
1922 	snd_info_entry_t *entry;
1923 
1924 	if (! snd_card_proc_new(card, "ymfpci", &entry))
1925 		snd_info_set_text_ops(entry, chip, 1024, snd_ymfpci_proc_read);
1926 	return 0;
1927 }
1928 
1929 /*
1930  *  initialization routines
1931  */
1932 
1933 static void snd_ymfpci_aclink_reset(struct pci_dev * pci)
1934 {
1935 	u8 cmd;
1936 
1937 	pci_read_config_byte(pci, PCIR_DSXG_CTRL, &cmd);
1938 #if 0 // force to reset
1939 	if (cmd & 0x03) {
1940 #endif
1941 		pci_write_config_byte(pci, PCIR_DSXG_CTRL, cmd & 0xfc);
1942 		pci_write_config_byte(pci, PCIR_DSXG_CTRL, cmd | 0x03);
1943 		pci_write_config_byte(pci, PCIR_DSXG_CTRL, cmd & 0xfc);
1944 		pci_write_config_word(pci, PCIR_DSXG_PWRCTRL1, 0);
1945 		pci_write_config_word(pci, PCIR_DSXG_PWRCTRL2, 0);
1946 #if 0
1947 	}
1948 #endif
1949 }
1950 
1951 static void snd_ymfpci_enable_dsp(ymfpci_t *chip)
1952 {
1953 	snd_ymfpci_writel(chip, YDSXGR_CONFIG, 0x00000001);
1954 }
1955 
1956 static void snd_ymfpci_disable_dsp(ymfpci_t *chip)
1957 {
1958 	u32 val;
1959 	int timeout = 1000;
1960 
1961 	val = snd_ymfpci_readl(chip, YDSXGR_CONFIG);
1962 	if (val)
1963 		snd_ymfpci_writel(chip, YDSXGR_CONFIG, 0x00000000);
1964 	while (timeout-- > 0) {
1965 		val = snd_ymfpci_readl(chip, YDSXGR_STATUS);
1966 		if ((val & 0x00000002) == 0)
1967 			break;
1968 	}
1969 }
1970 
1971 #include "ymfpci_image.h"
1972 
1973 static void snd_ymfpci_download_image(ymfpci_t *chip)
1974 {
1975 	int i;
1976 	u16 ctrl;
1977 	unsigned long *inst;
1978 
1979 	snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0x00000000);
1980 	snd_ymfpci_disable_dsp(chip);
1981 	snd_ymfpci_writel(chip, YDSXGR_MODE, 0x00010000);
1982 	snd_ymfpci_writel(chip, YDSXGR_MODE, 0x00000000);
1983 	snd_ymfpci_writel(chip, YDSXGR_MAPOFREC, 0x00000000);
1984 	snd_ymfpci_writel(chip, YDSXGR_MAPOFEFFECT, 0x00000000);
1985 	snd_ymfpci_writel(chip, YDSXGR_PLAYCTRLBASE, 0x00000000);
1986 	snd_ymfpci_writel(chip, YDSXGR_RECCTRLBASE, 0x00000000);
1987 	snd_ymfpci_writel(chip, YDSXGR_EFFCTRLBASE, 0x00000000);
1988 	ctrl = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
1989 	snd_ymfpci_writew(chip, YDSXGR_GLOBALCTRL, ctrl & ~0x0007);
1990 
1991 	/* setup DSP instruction code */
1992 	for (i = 0; i < YDSXG_DSPLENGTH / 4; i++)
1993 		snd_ymfpci_writel(chip, YDSXGR_DSPINSTRAM + (i << 2), DspInst[i]);
1994 
1995 	/* setup control instruction code */
1996 	switch (chip->device_id) {
1997 	case PCI_DEVICE_ID_YAMAHA_724F:
1998 	case PCI_DEVICE_ID_YAMAHA_740C:
1999 	case PCI_DEVICE_ID_YAMAHA_744:
2000 	case PCI_DEVICE_ID_YAMAHA_754:
2001 		inst = CntrlInst1E;
2002 		break;
2003 	default:
2004 		inst = CntrlInst;
2005 		break;
2006 	}
2007 	for (i = 0; i < YDSXG_CTRLLENGTH / 4; i++)
2008 		snd_ymfpci_writel(chip, YDSXGR_CTRLINSTRAM + (i << 2), inst[i]);
2009 
2010 	snd_ymfpci_enable_dsp(chip);
2011 }
2012 
2013 static int __devinit snd_ymfpci_memalloc(ymfpci_t *chip)
2014 {
2015 	long size, playback_ctrl_size;
2016 	int voice, bank, reg;
2017 	u8 *ptr;
2018 	dma_addr_t ptr_addr;
2019 
2020 	playback_ctrl_size = 4 + 4 * YDSXG_PLAYBACK_VOICES;
2021 	chip->bank_size_playback = snd_ymfpci_readl(chip, YDSXGR_PLAYCTRLSIZE) << 2;
2022 	chip->bank_size_capture = snd_ymfpci_readl(chip, YDSXGR_RECCTRLSIZE) << 2;
2023 	chip->bank_size_effect = snd_ymfpci_readl(chip, YDSXGR_EFFCTRLSIZE) << 2;
2024 	chip->work_size = YDSXG_DEFAULT_WORK_SIZE;
2025 
2026 	size = ((playback_ctrl_size + 0x00ff) & ~0x00ff) +
2027 	       ((chip->bank_size_playback * 2 * YDSXG_PLAYBACK_VOICES + 0x00ff) & ~0x00ff) +
2028 	       ((chip->bank_size_capture * 2 * YDSXG_CAPTURE_VOICES + 0x00ff) & ~0x00ff) +
2029 	       ((chip->bank_size_effect * 2 * YDSXG_EFFECT_VOICES + 0x00ff) & ~0x00ff) +
2030 	       chip->work_size;
2031 	/* work_ptr must be aligned to 256 bytes, but it's already
2032 	   covered with the kernel page allocation mechanism */
2033 	if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(chip->pci),
2034 				size, &chip->work_ptr) < 0)
2035 		return -ENOMEM;
2036 	ptr = chip->work_ptr.area;
2037 	ptr_addr = chip->work_ptr.addr;
2038 	memset(ptr, 0, size);	/* for sure */
2039 
2040 	chip->bank_base_playback = ptr;
2041 	chip->bank_base_playback_addr = ptr_addr;
2042 	chip->ctrl_playback = (u32 *)ptr;
2043 	chip->ctrl_playback[0] = cpu_to_le32(YDSXG_PLAYBACK_VOICES);
2044 	ptr += (playback_ctrl_size + 0x00ff) & ~0x00ff;
2045 	ptr_addr += (playback_ctrl_size + 0x00ff) & ~0x00ff;
2046 	for (voice = 0; voice < YDSXG_PLAYBACK_VOICES; voice++) {
2047 		chip->voices[voice].number = voice;
2048 		chip->voices[voice].bank = (snd_ymfpci_playback_bank_t *)ptr;
2049 		chip->voices[voice].bank_addr = ptr_addr;
2050 		for (bank = 0; bank < 2; bank++) {
2051 			chip->bank_playback[voice][bank] = (snd_ymfpci_playback_bank_t *)ptr;
2052 			ptr += chip->bank_size_playback;
2053 			ptr_addr += chip->bank_size_playback;
2054 		}
2055 	}
2056 	ptr = (char *)(((unsigned long)ptr + 0x00ff) & ~0x00ff);
2057 	ptr_addr = (ptr_addr + 0x00ff) & ~0x00ff;
2058 	chip->bank_base_capture = ptr;
2059 	chip->bank_base_capture_addr = ptr_addr;
2060 	for (voice = 0; voice < YDSXG_CAPTURE_VOICES; voice++)
2061 		for (bank = 0; bank < 2; bank++) {
2062 			chip->bank_capture[voice][bank] = (snd_ymfpci_capture_bank_t *)ptr;
2063 			ptr += chip->bank_size_capture;
2064 			ptr_addr += chip->bank_size_capture;
2065 		}
2066 	ptr = (char *)(((unsigned long)ptr + 0x00ff) & ~0x00ff);
2067 	ptr_addr = (ptr_addr + 0x00ff) & ~0x00ff;
2068 	chip->bank_base_effect = ptr;
2069 	chip->bank_base_effect_addr = ptr_addr;
2070 	for (voice = 0; voice < YDSXG_EFFECT_VOICES; voice++)
2071 		for (bank = 0; bank < 2; bank++) {
2072 			chip->bank_effect[voice][bank] = (snd_ymfpci_effect_bank_t *)ptr;
2073 			ptr += chip->bank_size_effect;
2074 			ptr_addr += chip->bank_size_effect;
2075 		}
2076 	ptr = (char *)(((unsigned long)ptr + 0x00ff) & ~0x00ff);
2077 	ptr_addr = (ptr_addr + 0x00ff) & ~0x00ff;
2078 	chip->work_base = ptr;
2079 	chip->work_base_addr = ptr_addr;
2080 
2081 	snd_assert(ptr + chip->work_size == chip->work_ptr.area + chip->work_ptr.bytes, );
2082 
2083 	snd_ymfpci_writel(chip, YDSXGR_PLAYCTRLBASE, chip->bank_base_playback_addr);
2084 	snd_ymfpci_writel(chip, YDSXGR_RECCTRLBASE, chip->bank_base_capture_addr);
2085 	snd_ymfpci_writel(chip, YDSXGR_EFFCTRLBASE, chip->bank_base_effect_addr);
2086 	snd_ymfpci_writel(chip, YDSXGR_WORKBASE, chip->work_base_addr);
2087 	snd_ymfpci_writel(chip, YDSXGR_WORKSIZE, chip->work_size >> 2);
2088 
2089 	/* S/PDIF output initialization */
2090 	chip->spdif_bits = chip->spdif_pcm_bits = SNDRV_PCM_DEFAULT_CON_SPDIF & 0xffff;
2091 	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTCTRL, 0);
2092 	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_bits);
2093 
2094 	/* S/PDIF input initialization */
2095 	snd_ymfpci_writew(chip, YDSXGR_SPDIFINCTRL, 0);
2096 
2097 	/* digital mixer setup */
2098 	for (reg = 0x80; reg < 0xc0; reg += 4)
2099 		snd_ymfpci_writel(chip, reg, 0);
2100 	snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0x3fff3fff);
2101 	snd_ymfpci_writel(chip, YDSXGR_ZVOUTVOL, 0x3fff3fff);
2102 	snd_ymfpci_writel(chip, YDSXGR_SPDIFOUTVOL, 0x3fff3fff);
2103 	snd_ymfpci_writel(chip, YDSXGR_NATIVEADCINVOL, 0x3fff3fff);
2104 	snd_ymfpci_writel(chip, YDSXGR_NATIVEDACINVOL, 0x3fff3fff);
2105 	snd_ymfpci_writel(chip, YDSXGR_PRIADCLOOPVOL, 0x3fff3fff);
2106 	snd_ymfpci_writel(chip, YDSXGR_LEGACYOUTVOL, 0x3fff3fff);
2107 
2108 	return 0;
2109 }
2110 
2111 static int snd_ymfpci_free(ymfpci_t *chip)
2112 {
2113 	u16 ctrl;
2114 
2115 	snd_assert(chip != NULL, return -EINVAL);
2116 
2117 	if (chip->res_reg_area) {	/* don't touch busy hardware */
2118 		snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0);
2119 		snd_ymfpci_writel(chip, YDSXGR_BUF441OUTVOL, 0);
2120 		snd_ymfpci_writel(chip, YDSXGR_LEGACYOUTVOL, 0);
2121 		snd_ymfpci_writel(chip, YDSXGR_STATUS, ~0);
2122 		snd_ymfpci_disable_dsp(chip);
2123 		snd_ymfpci_writel(chip, YDSXGR_PLAYCTRLBASE, 0);
2124 		snd_ymfpci_writel(chip, YDSXGR_RECCTRLBASE, 0);
2125 		snd_ymfpci_writel(chip, YDSXGR_EFFCTRLBASE, 0);
2126 		snd_ymfpci_writel(chip, YDSXGR_WORKBASE, 0);
2127 		snd_ymfpci_writel(chip, YDSXGR_WORKSIZE, 0);
2128 		ctrl = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
2129 		snd_ymfpci_writew(chip, YDSXGR_GLOBALCTRL, ctrl & ~0x0007);
2130 	}
2131 
2132 	snd_ymfpci_ac3_done(chip);
2133 
2134 	/* Set PCI device to D3 state */
2135 #if 0
2136 	/* FIXME: temporarily disabled, otherwise we cannot fire up
2137 	 * the chip again unless reboot.  ACPI bug?
2138 	 */
2139 	pci_set_power_state(chip->pci, 3);
2140 #endif
2141 
2142 #ifdef CONFIG_PM
2143 	vfree(chip->saved_regs);
2144 #endif
2145 	if (chip->mpu_res) {
2146 		release_resource(chip->mpu_res);
2147 		kfree_nocheck(chip->mpu_res);
2148 	}
2149 	if (chip->fm_res) {
2150 		release_resource(chip->fm_res);
2151 		kfree_nocheck(chip->fm_res);
2152 	}
2153 	snd_ymfpci_free_gameport(chip);
2154 	if (chip->reg_area_virt)
2155 		iounmap(chip->reg_area_virt);
2156 	if (chip->work_ptr.area)
2157 		snd_dma_free_pages(&chip->work_ptr);
2158 
2159 	if (chip->irq >= 0)
2160 		free_irq(chip->irq, (void *)chip);
2161 	if (chip->res_reg_area) {
2162 		release_resource(chip->res_reg_area);
2163 		kfree_nocheck(chip->res_reg_area);
2164 	}
2165 
2166 	pci_write_config_word(chip->pci, 0x40, chip->old_legacy_ctrl);
2167 
2168 	pci_disable_device(chip->pci);
2169 	kfree(chip);
2170 	return 0;
2171 }
2172 
2173 static int snd_ymfpci_dev_free(snd_device_t *device)
2174 {
2175 	ymfpci_t *chip = device->device_data;
2176 	return snd_ymfpci_free(chip);
2177 }
2178 
2179 #ifdef CONFIG_PM
2180 static int saved_regs_index[] = {
2181 	/* spdif */
2182 	YDSXGR_SPDIFOUTCTRL,
2183 	YDSXGR_SPDIFOUTSTATUS,
2184 	YDSXGR_SPDIFINCTRL,
2185 	/* volumes */
2186 	YDSXGR_PRIADCLOOPVOL,
2187 	YDSXGR_NATIVEDACINVOL,
2188 	YDSXGR_NATIVEDACOUTVOL,
2189 	// YDSXGR_BUF441OUTVOL,
2190 	YDSXGR_NATIVEADCINVOL,
2191 	YDSXGR_SPDIFLOOPVOL,
2192 	YDSXGR_SPDIFOUTVOL,
2193 	YDSXGR_ZVOUTVOL,
2194 	YDSXGR_LEGACYOUTVOL,
2195 	/* address bases */
2196 	YDSXGR_PLAYCTRLBASE,
2197 	YDSXGR_RECCTRLBASE,
2198 	YDSXGR_EFFCTRLBASE,
2199 	YDSXGR_WORKBASE,
2200 	/* capture set up */
2201 	YDSXGR_MAPOFREC,
2202 	YDSXGR_RECFORMAT,
2203 	YDSXGR_RECSLOTSR,
2204 	YDSXGR_ADCFORMAT,
2205 	YDSXGR_ADCSLOTSR,
2206 };
2207 #define YDSXGR_NUM_SAVED_REGS	ARRAY_SIZE(saved_regs_index)
2208 
2209 static int snd_ymfpci_suspend(snd_card_t *card, pm_message_t state)
2210 {
2211 	ymfpci_t *chip = card->pm_private_data;
2212 	unsigned int i;
2213 
2214 	snd_pcm_suspend_all(chip->pcm);
2215 	snd_pcm_suspend_all(chip->pcm2);
2216 	snd_pcm_suspend_all(chip->pcm_spdif);
2217 	snd_pcm_suspend_all(chip->pcm_4ch);
2218 	snd_ac97_suspend(chip->ac97);
2219 	for (i = 0; i < YDSXGR_NUM_SAVED_REGS; i++)
2220 		chip->saved_regs[i] = snd_ymfpci_readl(chip, saved_regs_index[i]);
2221 	chip->saved_ydsxgr_mode = snd_ymfpci_readl(chip, YDSXGR_MODE);
2222 	snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0);
2223 	snd_ymfpci_disable_dsp(chip);
2224 	pci_disable_device(chip->pci);
2225 	return 0;
2226 }
2227 
2228 static int snd_ymfpci_resume(snd_card_t *card)
2229 {
2230 	ymfpci_t *chip = card->pm_private_data;
2231 	unsigned int i;
2232 
2233 	pci_enable_device(chip->pci);
2234 	pci_set_master(chip->pci);
2235 	snd_ymfpci_aclink_reset(chip->pci);
2236 	snd_ymfpci_codec_ready(chip, 0);
2237 	snd_ymfpci_download_image(chip);
2238 	udelay(100);
2239 
2240 	for (i = 0; i < YDSXGR_NUM_SAVED_REGS; i++)
2241 		snd_ymfpci_writel(chip, saved_regs_index[i], chip->saved_regs[i]);
2242 
2243 	snd_ac97_resume(chip->ac97);
2244 
2245 	/* start hw again */
2246 	if (chip->start_count > 0) {
2247 		spin_lock_irq(&chip->reg_lock);
2248 		snd_ymfpci_writel(chip, YDSXGR_MODE, chip->saved_ydsxgr_mode);
2249 		chip->active_bank = snd_ymfpci_readl(chip, YDSXGR_CTRLSELECT);
2250 		spin_unlock_irq(&chip->reg_lock);
2251 	}
2252 	return 0;
2253 }
2254 #endif /* CONFIG_PM */
2255 
2256 int __devinit snd_ymfpci_create(snd_card_t * card,
2257 				struct pci_dev * pci,
2258 				unsigned short old_legacy_ctrl,
2259 				ymfpci_t ** rchip)
2260 {
2261 	ymfpci_t *chip;
2262 	int err;
2263 	static snd_device_ops_t ops = {
2264 		.dev_free =	snd_ymfpci_dev_free,
2265 	};
2266 
2267 	*rchip = NULL;
2268 
2269 	/* enable PCI device */
2270 	if ((err = pci_enable_device(pci)) < 0)
2271 		return err;
2272 
2273 	chip = kcalloc(1, sizeof(*chip), GFP_KERNEL);
2274 	if (chip == NULL) {
2275 		pci_disable_device(pci);
2276 		return -ENOMEM;
2277 	}
2278 	chip->old_legacy_ctrl = old_legacy_ctrl;
2279 	spin_lock_init(&chip->reg_lock);
2280 	spin_lock_init(&chip->voice_lock);
2281 	init_waitqueue_head(&chip->interrupt_sleep);
2282 	atomic_set(&chip->interrupt_sleep_count, 0);
2283 	chip->card = card;
2284 	chip->pci = pci;
2285 	chip->irq = -1;
2286 	chip->device_id = pci->device;
2287 	pci_read_config_byte(pci, PCI_REVISION_ID, (u8 *)&chip->rev);
2288 	chip->reg_area_phys = pci_resource_start(pci, 0);
2289 	chip->reg_area_virt = ioremap_nocache(chip->reg_area_phys, 0x8000);
2290 	pci_set_master(pci);
2291 
2292 	if ((chip->res_reg_area = request_mem_region(chip->reg_area_phys, 0x8000, "YMFPCI")) == NULL) {
2293 		snd_printk("unable to grab memory region 0x%lx-0x%lx\n", chip->reg_area_phys, chip->reg_area_phys + 0x8000 - 1);
2294 		snd_ymfpci_free(chip);
2295 		return -EBUSY;
2296 	}
2297 	if (request_irq(pci->irq, snd_ymfpci_interrupt, SA_INTERRUPT|SA_SHIRQ, "YMFPCI", (void *) chip)) {
2298 		snd_printk("unable to grab IRQ %d\n", pci->irq);
2299 		snd_ymfpci_free(chip);
2300 		return -EBUSY;
2301 	}
2302 	chip->irq = pci->irq;
2303 
2304 	snd_ymfpci_aclink_reset(pci);
2305 	if (snd_ymfpci_codec_ready(chip, 0) < 0) {
2306 		snd_ymfpci_free(chip);
2307 		return -EIO;
2308 	}
2309 
2310 	snd_ymfpci_download_image(chip);
2311 
2312 	udelay(100); /* seems we need a delay after downloading image.. */
2313 
2314 	if (snd_ymfpci_memalloc(chip) < 0) {
2315 		snd_ymfpci_free(chip);
2316 		return -EIO;
2317 	}
2318 
2319 	if ((err = snd_ymfpci_ac3_init(chip)) < 0) {
2320 		snd_ymfpci_free(chip);
2321 		return err;
2322 	}
2323 
2324 #ifdef CONFIG_PM
2325 	chip->saved_regs = vmalloc(YDSXGR_NUM_SAVED_REGS * sizeof(u32));
2326 	if (chip->saved_regs == NULL) {
2327 		snd_ymfpci_free(chip);
2328 		return -ENOMEM;
2329 	}
2330 	snd_card_set_pm_callback(card, snd_ymfpci_suspend, snd_ymfpci_resume, chip);
2331 #endif
2332 
2333 	if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
2334 		snd_ymfpci_free(chip);
2335 		return err;
2336 	}
2337 
2338 	snd_ymfpci_proc_init(card, chip);
2339 
2340 	snd_card_set_dev(card, &pci->dev);
2341 
2342 	*rchip = chip;
2343 	return 0;
2344 }
2345