xref: /linux/sound/pci/ymfpci/ymfpci_main.c (revision 9ce7677cfd7cd871adb457c80bea3b581b839641)
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_uninterruptible(1);
96 	} while (time_before(jiffies, end_time));
97 	snd_printk(KERN_ERR "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 		schedule_timeout_uninterruptible(msecs_to_jiffies(50));
732 		remove_wait_queue(&chip->interrupt_sleep, &wait);
733 	}
734 }
735 
736 static irqreturn_t snd_ymfpci_interrupt(int irq, void *dev_id, struct pt_regs *regs)
737 {
738 	ymfpci_t *chip = dev_id;
739 	u32 status, nvoice, mode;
740 	ymfpci_voice_t *voice;
741 
742 	status = snd_ymfpci_readl(chip, YDSXGR_STATUS);
743 	if (status & 0x80000000) {
744 		chip->active_bank = snd_ymfpci_readl(chip, YDSXGR_CTRLSELECT) & 1;
745 		spin_lock(&chip->voice_lock);
746 		for (nvoice = 0; nvoice < YDSXG_PLAYBACK_VOICES; nvoice++) {
747 			voice = &chip->voices[nvoice];
748 			if (voice->interrupt)
749 				voice->interrupt(chip, voice);
750 		}
751 		for (nvoice = 0; nvoice < YDSXG_CAPTURE_VOICES; nvoice++) {
752 			if (chip->capture_substream[nvoice])
753 				snd_ymfpci_pcm_capture_interrupt(chip->capture_substream[nvoice]);
754 		}
755 #if 0
756 		for (nvoice = 0; nvoice < YDSXG_EFFECT_VOICES; nvoice++) {
757 			if (chip->effect_substream[nvoice])
758 				snd_ymfpci_pcm_effect_interrupt(chip->effect_substream[nvoice]);
759 		}
760 #endif
761 		spin_unlock(&chip->voice_lock);
762 		spin_lock(&chip->reg_lock);
763 		snd_ymfpci_writel(chip, YDSXGR_STATUS, 0x80000000);
764 		mode = snd_ymfpci_readl(chip, YDSXGR_MODE) | 2;
765 		snd_ymfpci_writel(chip, YDSXGR_MODE, mode);
766 		spin_unlock(&chip->reg_lock);
767 
768 		if (atomic_read(&chip->interrupt_sleep_count)) {
769 			atomic_set(&chip->interrupt_sleep_count, 0);
770 			wake_up(&chip->interrupt_sleep);
771 		}
772 	}
773 
774 	status = snd_ymfpci_readw(chip, YDSXGR_INTFLAG);
775 	if (status & 1) {
776 		if (chip->timer)
777 			snd_timer_interrupt(chip->timer, chip->timer->sticks);
778 	}
779 	snd_ymfpci_writew(chip, YDSXGR_INTFLAG, status);
780 
781 	if (chip->rawmidi)
782 		snd_mpu401_uart_interrupt(irq, chip->rawmidi->private_data, regs);
783 	return IRQ_HANDLED;
784 }
785 
786 static snd_pcm_hardware_t snd_ymfpci_playback =
787 {
788 	.info =			(SNDRV_PCM_INFO_MMAP |
789 				 SNDRV_PCM_INFO_MMAP_VALID |
790 				 SNDRV_PCM_INFO_INTERLEAVED |
791 				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
792 				 SNDRV_PCM_INFO_PAUSE |
793 				 SNDRV_PCM_INFO_RESUME),
794 	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
795 	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
796 	.rate_min =		8000,
797 	.rate_max =		48000,
798 	.channels_min =		1,
799 	.channels_max =		2,
800 	.buffer_bytes_max =	256 * 1024, /* FIXME: enough? */
801 	.period_bytes_min =	64,
802 	.period_bytes_max =	256 * 1024, /* FIXME: enough? */
803 	.periods_min =		3,
804 	.periods_max =		1024,
805 	.fifo_size =		0,
806 };
807 
808 static snd_pcm_hardware_t snd_ymfpci_capture =
809 {
810 	.info =			(SNDRV_PCM_INFO_MMAP |
811 				 SNDRV_PCM_INFO_MMAP_VALID |
812 				 SNDRV_PCM_INFO_INTERLEAVED |
813 				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
814 				 SNDRV_PCM_INFO_PAUSE |
815 				 SNDRV_PCM_INFO_RESUME),
816 	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
817 	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
818 	.rate_min =		8000,
819 	.rate_max =		48000,
820 	.channels_min =		1,
821 	.channels_max =		2,
822 	.buffer_bytes_max =	256 * 1024, /* FIXME: enough? */
823 	.period_bytes_min =	64,
824 	.period_bytes_max =	256 * 1024, /* FIXME: enough? */
825 	.periods_min =		3,
826 	.periods_max =		1024,
827 	.fifo_size =		0,
828 };
829 
830 static void snd_ymfpci_pcm_free_substream(snd_pcm_runtime_t *runtime)
831 {
832 	kfree(runtime->private_data);
833 }
834 
835 static int snd_ymfpci_playback_open_1(snd_pcm_substream_t * substream)
836 {
837 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
838 	snd_pcm_runtime_t *runtime = substream->runtime;
839 	ymfpci_pcm_t *ypcm;
840 
841 	ypcm = kzalloc(sizeof(*ypcm), GFP_KERNEL);
842 	if (ypcm == NULL)
843 		return -ENOMEM;
844 	ypcm->chip = chip;
845 	ypcm->type = PLAYBACK_VOICE;
846 	ypcm->substream = substream;
847 	runtime->hw = snd_ymfpci_playback;
848 	runtime->private_data = ypcm;
849 	runtime->private_free = snd_ymfpci_pcm_free_substream;
850 	/* FIXME? True value is 256/48 = 5.33333 ms */
851 	snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_TIME, 5333, UINT_MAX);
852 	return 0;
853 }
854 
855 /* call with spinlock held */
856 static void ymfpci_open_extension(ymfpci_t *chip)
857 {
858 	if (! chip->rear_opened) {
859 		if (! chip->spdif_opened) /* set AC3 */
860 			snd_ymfpci_writel(chip, YDSXGR_MODE,
861 					  snd_ymfpci_readl(chip, YDSXGR_MODE) | (1 << 30));
862 		/* enable second codec (4CHEN) */
863 		snd_ymfpci_writew(chip, YDSXGR_SECCONFIG,
864 				  (snd_ymfpci_readw(chip, YDSXGR_SECCONFIG) & ~0x0330) | 0x0010);
865 	}
866 }
867 
868 /* call with spinlock held */
869 static void ymfpci_close_extension(ymfpci_t *chip)
870 {
871 	if (! chip->rear_opened) {
872 		if (! chip->spdif_opened)
873 			snd_ymfpci_writel(chip, YDSXGR_MODE,
874 					  snd_ymfpci_readl(chip, YDSXGR_MODE) & ~(1 << 30));
875 		snd_ymfpci_writew(chip, YDSXGR_SECCONFIG,
876 				  (snd_ymfpci_readw(chip, YDSXGR_SECCONFIG) & ~0x0330) & ~0x0010);
877 	}
878 }
879 
880 static int snd_ymfpci_playback_open(snd_pcm_substream_t * substream)
881 {
882 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
883 	snd_pcm_runtime_t *runtime = substream->runtime;
884 	ymfpci_pcm_t *ypcm;
885 	snd_kcontrol_t *kctl;
886 	int err;
887 
888 	if ((err = snd_ymfpci_playback_open_1(substream)) < 0)
889 		return err;
890 	ypcm = runtime->private_data;
891 	ypcm->output_front = 1;
892 	ypcm->output_rear = chip->mode_dup4ch ? 1 : 0;
893 	spin_lock_irq(&chip->reg_lock);
894 	if (ypcm->output_rear) {
895 		ymfpci_open_extension(chip);
896 		chip->rear_opened++;
897 	}
898 	spin_unlock_irq(&chip->reg_lock);
899 
900 	kctl = chip->pcm_mixer[substream->number].ctl;
901 	kctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
902 	snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_INFO, &kctl->id);
903 	return 0;
904 }
905 
906 static int snd_ymfpci_playback_spdif_open(snd_pcm_substream_t * substream)
907 {
908 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
909 	snd_pcm_runtime_t *runtime = substream->runtime;
910 	ymfpci_pcm_t *ypcm;
911 	int err;
912 
913 	if ((err = snd_ymfpci_playback_open_1(substream)) < 0)
914 		return err;
915 	ypcm = runtime->private_data;
916 	ypcm->output_front = 0;
917 	ypcm->output_rear = 1;
918 	spin_lock_irq(&chip->reg_lock);
919 	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTCTRL,
920 			  snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) | 2);
921 	ymfpci_open_extension(chip);
922 	chip->spdif_pcm_bits = chip->spdif_bits;
923 	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_pcm_bits);
924 	chip->spdif_opened++;
925 	spin_unlock_irq(&chip->reg_lock);
926 
927 	chip->spdif_pcm_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
928 	snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE |
929 		       SNDRV_CTL_EVENT_MASK_INFO, &chip->spdif_pcm_ctl->id);
930 	return 0;
931 }
932 
933 static int snd_ymfpci_playback_4ch_open(snd_pcm_substream_t * substream)
934 {
935 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
936 	snd_pcm_runtime_t *runtime = substream->runtime;
937 	ymfpci_pcm_t *ypcm;
938 	int err;
939 
940 	if ((err = snd_ymfpci_playback_open_1(substream)) < 0)
941 		return err;
942 	ypcm = runtime->private_data;
943 	ypcm->output_front = 0;
944 	ypcm->output_rear = 1;
945 	spin_lock_irq(&chip->reg_lock);
946 	ymfpci_open_extension(chip);
947 	chip->rear_opened++;
948 	spin_unlock_irq(&chip->reg_lock);
949 	return 0;
950 }
951 
952 static int snd_ymfpci_capture_open(snd_pcm_substream_t * substream,
953 				   u32 capture_bank_number)
954 {
955 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
956 	snd_pcm_runtime_t *runtime = substream->runtime;
957 	ymfpci_pcm_t *ypcm;
958 
959 	ypcm = kzalloc(sizeof(*ypcm), GFP_KERNEL);
960 	if (ypcm == NULL)
961 		return -ENOMEM;
962 	ypcm->chip = chip;
963 	ypcm->type = capture_bank_number + CAPTURE_REC;
964 	ypcm->substream = substream;
965 	ypcm->capture_bank_number = capture_bank_number;
966 	chip->capture_substream[capture_bank_number] = substream;
967 	runtime->hw = snd_ymfpci_capture;
968 	/* FIXME? True value is 256/48 = 5.33333 ms */
969 	snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_TIME, 5333, UINT_MAX);
970 	runtime->private_data = ypcm;
971 	runtime->private_free = snd_ymfpci_pcm_free_substream;
972 	snd_ymfpci_hw_start(chip);
973 	return 0;
974 }
975 
976 static int snd_ymfpci_capture_rec_open(snd_pcm_substream_t * substream)
977 {
978 	return snd_ymfpci_capture_open(substream, 0);
979 }
980 
981 static int snd_ymfpci_capture_ac97_open(snd_pcm_substream_t * substream)
982 {
983 	return snd_ymfpci_capture_open(substream, 1);
984 }
985 
986 static int snd_ymfpci_playback_close_1(snd_pcm_substream_t * substream)
987 {
988 	return 0;
989 }
990 
991 static int snd_ymfpci_playback_close(snd_pcm_substream_t * substream)
992 {
993 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
994 	ymfpci_pcm_t *ypcm = substream->runtime->private_data;
995 	snd_kcontrol_t *kctl;
996 
997 	spin_lock_irq(&chip->reg_lock);
998 	if (ypcm->output_rear && chip->rear_opened > 0) {
999 		chip->rear_opened--;
1000 		ymfpci_close_extension(chip);
1001 	}
1002 	spin_unlock_irq(&chip->reg_lock);
1003 	kctl = chip->pcm_mixer[substream->number].ctl;
1004 	kctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1005 	snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_INFO, &kctl->id);
1006 	return snd_ymfpci_playback_close_1(substream);
1007 }
1008 
1009 static int snd_ymfpci_playback_spdif_close(snd_pcm_substream_t * substream)
1010 {
1011 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
1012 
1013 	spin_lock_irq(&chip->reg_lock);
1014 	chip->spdif_opened = 0;
1015 	ymfpci_close_extension(chip);
1016 	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTCTRL,
1017 			  snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) & ~2);
1018 	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_bits);
1019 	spin_unlock_irq(&chip->reg_lock);
1020 	chip->spdif_pcm_ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1021 	snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE |
1022 		       SNDRV_CTL_EVENT_MASK_INFO, &chip->spdif_pcm_ctl->id);
1023 	return snd_ymfpci_playback_close_1(substream);
1024 }
1025 
1026 static int snd_ymfpci_playback_4ch_close(snd_pcm_substream_t * substream)
1027 {
1028 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
1029 
1030 	spin_lock_irq(&chip->reg_lock);
1031 	if (chip->rear_opened > 0) {
1032 		chip->rear_opened--;
1033 		ymfpci_close_extension(chip);
1034 	}
1035 	spin_unlock_irq(&chip->reg_lock);
1036 	return snd_ymfpci_playback_close_1(substream);
1037 }
1038 
1039 static int snd_ymfpci_capture_close(snd_pcm_substream_t * substream)
1040 {
1041 	ymfpci_t *chip = snd_pcm_substream_chip(substream);
1042 	snd_pcm_runtime_t *runtime = substream->runtime;
1043 	ymfpci_pcm_t *ypcm = runtime->private_data;
1044 
1045 	if (ypcm != NULL) {
1046 		chip->capture_substream[ypcm->capture_bank_number] = NULL;
1047 		snd_ymfpci_hw_stop(chip);
1048 	}
1049 	return 0;
1050 }
1051 
1052 static snd_pcm_ops_t snd_ymfpci_playback_ops = {
1053 	.open =			snd_ymfpci_playback_open,
1054 	.close =		snd_ymfpci_playback_close,
1055 	.ioctl =		snd_pcm_lib_ioctl,
1056 	.hw_params =		snd_ymfpci_playback_hw_params,
1057 	.hw_free =		snd_ymfpci_playback_hw_free,
1058 	.prepare =		snd_ymfpci_playback_prepare,
1059 	.trigger =		snd_ymfpci_playback_trigger,
1060 	.pointer =		snd_ymfpci_playback_pointer,
1061 };
1062 
1063 static snd_pcm_ops_t snd_ymfpci_capture_rec_ops = {
1064 	.open =			snd_ymfpci_capture_rec_open,
1065 	.close =		snd_ymfpci_capture_close,
1066 	.ioctl =		snd_pcm_lib_ioctl,
1067 	.hw_params =		snd_ymfpci_capture_hw_params,
1068 	.hw_free =		snd_ymfpci_capture_hw_free,
1069 	.prepare =		snd_ymfpci_capture_prepare,
1070 	.trigger =		snd_ymfpci_capture_trigger,
1071 	.pointer =		snd_ymfpci_capture_pointer,
1072 };
1073 
1074 static void snd_ymfpci_pcm_free(snd_pcm_t *pcm)
1075 {
1076 	ymfpci_t *chip = pcm->private_data;
1077 	chip->pcm = NULL;
1078 	snd_pcm_lib_preallocate_free_for_all(pcm);
1079 }
1080 
1081 int __devinit snd_ymfpci_pcm(ymfpci_t *chip, int device, snd_pcm_t ** rpcm)
1082 {
1083 	snd_pcm_t *pcm;
1084 	int err;
1085 
1086 	if (rpcm)
1087 		*rpcm = NULL;
1088 	if ((err = snd_pcm_new(chip->card, "YMFPCI", device, 32, 1, &pcm)) < 0)
1089 		return err;
1090 	pcm->private_data = chip;
1091 	pcm->private_free = snd_ymfpci_pcm_free;
1092 
1093 	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ymfpci_playback_ops);
1094 	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ymfpci_capture_rec_ops);
1095 
1096 	/* global setup */
1097 	pcm->info_flags = 0;
1098 	strcpy(pcm->name, "YMFPCI");
1099 	chip->pcm = pcm;
1100 
1101 	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1102 					      snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1103 
1104 	if (rpcm)
1105 		*rpcm = pcm;
1106 	return 0;
1107 }
1108 
1109 static snd_pcm_ops_t snd_ymfpci_capture_ac97_ops = {
1110 	.open =			snd_ymfpci_capture_ac97_open,
1111 	.close =		snd_ymfpci_capture_close,
1112 	.ioctl =		snd_pcm_lib_ioctl,
1113 	.hw_params =		snd_ymfpci_capture_hw_params,
1114 	.hw_free =		snd_ymfpci_capture_hw_free,
1115 	.prepare =		snd_ymfpci_capture_prepare,
1116 	.trigger =		snd_ymfpci_capture_trigger,
1117 	.pointer =		snd_ymfpci_capture_pointer,
1118 };
1119 
1120 static void snd_ymfpci_pcm2_free(snd_pcm_t *pcm)
1121 {
1122 	ymfpci_t *chip = pcm->private_data;
1123 	chip->pcm2 = NULL;
1124 	snd_pcm_lib_preallocate_free_for_all(pcm);
1125 }
1126 
1127 int __devinit snd_ymfpci_pcm2(ymfpci_t *chip, int device, snd_pcm_t ** rpcm)
1128 {
1129 	snd_pcm_t *pcm;
1130 	int err;
1131 
1132 	if (rpcm)
1133 		*rpcm = NULL;
1134 	if ((err = snd_pcm_new(chip->card, "YMFPCI - PCM2", device, 0, 1, &pcm)) < 0)
1135 		return err;
1136 	pcm->private_data = chip;
1137 	pcm->private_free = snd_ymfpci_pcm2_free;
1138 
1139 	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ymfpci_capture_ac97_ops);
1140 
1141 	/* global setup */
1142 	pcm->info_flags = 0;
1143 	sprintf(pcm->name, "YMFPCI - %s",
1144 		chip->device_id == PCI_DEVICE_ID_YAMAHA_754 ? "Direct Recording" : "AC'97");
1145 	chip->pcm2 = pcm;
1146 
1147 	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1148 					      snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1149 
1150 	if (rpcm)
1151 		*rpcm = pcm;
1152 	return 0;
1153 }
1154 
1155 static snd_pcm_ops_t snd_ymfpci_playback_spdif_ops = {
1156 	.open =			snd_ymfpci_playback_spdif_open,
1157 	.close =		snd_ymfpci_playback_spdif_close,
1158 	.ioctl =		snd_pcm_lib_ioctl,
1159 	.hw_params =		snd_ymfpci_playback_hw_params,
1160 	.hw_free =		snd_ymfpci_playback_hw_free,
1161 	.prepare =		snd_ymfpci_playback_prepare,
1162 	.trigger =		snd_ymfpci_playback_trigger,
1163 	.pointer =		snd_ymfpci_playback_pointer,
1164 };
1165 
1166 static void snd_ymfpci_pcm_spdif_free(snd_pcm_t *pcm)
1167 {
1168 	ymfpci_t *chip = pcm->private_data;
1169 	chip->pcm_spdif = NULL;
1170 	snd_pcm_lib_preallocate_free_for_all(pcm);
1171 }
1172 
1173 int __devinit snd_ymfpci_pcm_spdif(ymfpci_t *chip, int device, snd_pcm_t ** rpcm)
1174 {
1175 	snd_pcm_t *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 	pcm->private_free = snd_ymfpci_pcm_spdif_free;
1184 
1185 	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ymfpci_playback_spdif_ops);
1186 
1187 	/* global setup */
1188 	pcm->info_flags = 0;
1189 	strcpy(pcm->name, "YMFPCI - IEC958");
1190 	chip->pcm_spdif = pcm;
1191 
1192 	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1193 					      snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1194 
1195 	if (rpcm)
1196 		*rpcm = pcm;
1197 	return 0;
1198 }
1199 
1200 static snd_pcm_ops_t snd_ymfpci_playback_4ch_ops = {
1201 	.open =			snd_ymfpci_playback_4ch_open,
1202 	.close =		snd_ymfpci_playback_4ch_close,
1203 	.ioctl =		snd_pcm_lib_ioctl,
1204 	.hw_params =		snd_ymfpci_playback_hw_params,
1205 	.hw_free =		snd_ymfpci_playback_hw_free,
1206 	.prepare =		snd_ymfpci_playback_prepare,
1207 	.trigger =		snd_ymfpci_playback_trigger,
1208 	.pointer =		snd_ymfpci_playback_pointer,
1209 };
1210 
1211 static void snd_ymfpci_pcm_4ch_free(snd_pcm_t *pcm)
1212 {
1213 	ymfpci_t *chip = pcm->private_data;
1214 	chip->pcm_4ch = NULL;
1215 	snd_pcm_lib_preallocate_free_for_all(pcm);
1216 }
1217 
1218 int __devinit snd_ymfpci_pcm_4ch(ymfpci_t *chip, int device, snd_pcm_t ** rpcm)
1219 {
1220 	snd_pcm_t *pcm;
1221 	int err;
1222 
1223 	if (rpcm)
1224 		*rpcm = NULL;
1225 	if ((err = snd_pcm_new(chip->card, "YMFPCI - Rear", device, 1, 0, &pcm)) < 0)
1226 		return err;
1227 	pcm->private_data = chip;
1228 	pcm->private_free = snd_ymfpci_pcm_4ch_free;
1229 
1230 	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ymfpci_playback_4ch_ops);
1231 
1232 	/* global setup */
1233 	pcm->info_flags = 0;
1234 	strcpy(pcm->name, "YMFPCI - Rear PCM");
1235 	chip->pcm_4ch = pcm;
1236 
1237 	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1238 					      snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1239 
1240 	if (rpcm)
1241 		*rpcm = pcm;
1242 	return 0;
1243 }
1244 
1245 static int snd_ymfpci_spdif_default_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
1246 {
1247 	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1248 	uinfo->count = 1;
1249 	return 0;
1250 }
1251 
1252 static int snd_ymfpci_spdif_default_get(snd_kcontrol_t * kcontrol,
1253 					snd_ctl_elem_value_t * ucontrol)
1254 {
1255 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1256 
1257 	spin_lock_irq(&chip->reg_lock);
1258 	ucontrol->value.iec958.status[0] = (chip->spdif_bits >> 0) & 0xff;
1259 	ucontrol->value.iec958.status[1] = (chip->spdif_bits >> 8) & 0xff;
1260 	spin_unlock_irq(&chip->reg_lock);
1261 	return 0;
1262 }
1263 
1264 static int snd_ymfpci_spdif_default_put(snd_kcontrol_t * kcontrol,
1265 					 snd_ctl_elem_value_t * ucontrol)
1266 {
1267 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1268 	unsigned int val;
1269 	int change;
1270 
1271 	val = ((ucontrol->value.iec958.status[0] & 0x3e) << 0) |
1272 	      (ucontrol->value.iec958.status[1] << 8);
1273 	spin_lock_irq(&chip->reg_lock);
1274 	change = chip->spdif_bits != val;
1275 	chip->spdif_bits = val;
1276 	if ((snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) & 1) && chip->pcm_spdif == NULL)
1277 		snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_bits);
1278 	spin_unlock_irq(&chip->reg_lock);
1279 	return change;
1280 }
1281 
1282 static snd_kcontrol_new_t snd_ymfpci_spdif_default __devinitdata =
1283 {
1284 	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1285 	.name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1286 	.info =		snd_ymfpci_spdif_default_info,
1287 	.get =		snd_ymfpci_spdif_default_get,
1288 	.put =		snd_ymfpci_spdif_default_put
1289 };
1290 
1291 static int snd_ymfpci_spdif_mask_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
1292 {
1293 	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1294 	uinfo->count = 1;
1295 	return 0;
1296 }
1297 
1298 static int snd_ymfpci_spdif_mask_get(snd_kcontrol_t * kcontrol,
1299 				      snd_ctl_elem_value_t * ucontrol)
1300 {
1301 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1302 
1303 	spin_lock_irq(&chip->reg_lock);
1304 	ucontrol->value.iec958.status[0] = 0x3e;
1305 	ucontrol->value.iec958.status[1] = 0xff;
1306 	spin_unlock_irq(&chip->reg_lock);
1307 	return 0;
1308 }
1309 
1310 static snd_kcontrol_new_t snd_ymfpci_spdif_mask __devinitdata =
1311 {
1312 	.access =	SNDRV_CTL_ELEM_ACCESS_READ,
1313 	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1314 	.name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
1315 	.info =		snd_ymfpci_spdif_mask_info,
1316 	.get =		snd_ymfpci_spdif_mask_get,
1317 };
1318 
1319 static int snd_ymfpci_spdif_stream_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
1320 {
1321 	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1322 	uinfo->count = 1;
1323 	return 0;
1324 }
1325 
1326 static int snd_ymfpci_spdif_stream_get(snd_kcontrol_t * kcontrol,
1327 					snd_ctl_elem_value_t * ucontrol)
1328 {
1329 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1330 
1331 	spin_lock_irq(&chip->reg_lock);
1332 	ucontrol->value.iec958.status[0] = (chip->spdif_pcm_bits >> 0) & 0xff;
1333 	ucontrol->value.iec958.status[1] = (chip->spdif_pcm_bits >> 8) & 0xff;
1334 	spin_unlock_irq(&chip->reg_lock);
1335 	return 0;
1336 }
1337 
1338 static int snd_ymfpci_spdif_stream_put(snd_kcontrol_t * kcontrol,
1339 					snd_ctl_elem_value_t * ucontrol)
1340 {
1341 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1342 	unsigned int val;
1343 	int change;
1344 
1345 	val = ((ucontrol->value.iec958.status[0] & 0x3e) << 0) |
1346 	      (ucontrol->value.iec958.status[1] << 8);
1347 	spin_lock_irq(&chip->reg_lock);
1348 	change = chip->spdif_pcm_bits != val;
1349 	chip->spdif_pcm_bits = val;
1350 	if ((snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) & 2))
1351 		snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_pcm_bits);
1352 	spin_unlock_irq(&chip->reg_lock);
1353 	return change;
1354 }
1355 
1356 static snd_kcontrol_new_t snd_ymfpci_spdif_stream __devinitdata =
1357 {
1358 	.access =	SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
1359 	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1360 	.name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
1361 	.info =		snd_ymfpci_spdif_stream_info,
1362 	.get =		snd_ymfpci_spdif_stream_get,
1363 	.put =		snd_ymfpci_spdif_stream_put
1364 };
1365 
1366 static int snd_ymfpci_drec_source_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *info)
1367 {
1368 	static char *texts[3] = {"AC'97", "IEC958", "ZV Port"};
1369 
1370 	info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1371 	info->count = 1;
1372 	info->value.enumerated.items = 3;
1373 	if (info->value.enumerated.item > 2)
1374 		info->value.enumerated.item = 2;
1375 	strcpy(info->value.enumerated.name, texts[info->value.enumerated.item]);
1376 	return 0;
1377 }
1378 
1379 static int snd_ymfpci_drec_source_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *value)
1380 {
1381 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1382 	u16 reg;
1383 
1384 	spin_lock_irq(&chip->reg_lock);
1385 	reg = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
1386 	spin_unlock_irq(&chip->reg_lock);
1387 	if (!(reg & 0x100))
1388 		value->value.enumerated.item[0] = 0;
1389 	else
1390 		value->value.enumerated.item[0] = 1 + ((reg & 0x200) != 0);
1391 	return 0;
1392 }
1393 
1394 static int snd_ymfpci_drec_source_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *value)
1395 {
1396 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1397 	u16 reg, old_reg;
1398 
1399 	spin_lock_irq(&chip->reg_lock);
1400 	old_reg = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
1401 	if (value->value.enumerated.item[0] == 0)
1402 		reg = old_reg & ~0x100;
1403 	else
1404 		reg = (old_reg & ~0x300) | 0x100 | ((value->value.enumerated.item[0] == 2) << 9);
1405 	snd_ymfpci_writew(chip, YDSXGR_GLOBALCTRL, reg);
1406 	spin_unlock_irq(&chip->reg_lock);
1407 	return reg != old_reg;
1408 }
1409 
1410 static snd_kcontrol_new_t snd_ymfpci_drec_source __devinitdata = {
1411 	.access =	SNDRV_CTL_ELEM_ACCESS_READWRITE,
1412 	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
1413 	.name =		"Direct Recording Source",
1414 	.info =		snd_ymfpci_drec_source_info,
1415 	.get =		snd_ymfpci_drec_source_get,
1416 	.put =		snd_ymfpci_drec_source_put
1417 };
1418 
1419 /*
1420  *  Mixer controls
1421  */
1422 
1423 #define YMFPCI_SINGLE(xname, xindex, reg, shift) \
1424 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
1425   .info = snd_ymfpci_info_single, \
1426   .get = snd_ymfpci_get_single, .put = snd_ymfpci_put_single, \
1427   .private_value = ((reg) | ((shift) << 16)) }
1428 
1429 static int snd_ymfpci_info_single(snd_kcontrol_t *kcontrol,
1430 				  snd_ctl_elem_info_t *uinfo)
1431 {
1432 	int reg = kcontrol->private_value & 0xffff;
1433 
1434 	switch (reg) {
1435 	case YDSXGR_SPDIFOUTCTRL: break;
1436 	case YDSXGR_SPDIFINCTRL: break;
1437 	default: return -EINVAL;
1438 	}
1439 	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1440 	uinfo->count = 1;
1441 	uinfo->value.integer.min = 0;
1442 	uinfo->value.integer.max = 1;
1443 	return 0;
1444 }
1445 
1446 static int snd_ymfpci_get_single(snd_kcontrol_t *kcontrol,
1447 				 snd_ctl_elem_value_t *ucontrol)
1448 {
1449 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1450 	int reg = kcontrol->private_value & 0xffff;
1451 	unsigned int shift = (kcontrol->private_value >> 16) & 0xff;
1452 	unsigned int mask = 1;
1453 
1454 	switch (reg) {
1455 	case YDSXGR_SPDIFOUTCTRL: break;
1456 	case YDSXGR_SPDIFINCTRL: break;
1457 	default: return -EINVAL;
1458 	}
1459 	ucontrol->value.integer.value[0] =
1460 		(snd_ymfpci_readl(chip, reg) >> shift) & mask;
1461 	return 0;
1462 }
1463 
1464 static int snd_ymfpci_put_single(snd_kcontrol_t *kcontrol,
1465 				 snd_ctl_elem_value_t *ucontrol)
1466 {
1467 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1468 	int reg = kcontrol->private_value & 0xffff;
1469 	unsigned int shift = (kcontrol->private_value >> 16) & 0xff;
1470  	unsigned int mask = 1;
1471 	int change;
1472 	unsigned int val, oval;
1473 
1474 	switch (reg) {
1475 	case YDSXGR_SPDIFOUTCTRL: break;
1476 	case YDSXGR_SPDIFINCTRL: break;
1477 	default: return -EINVAL;
1478 	}
1479 	val = (ucontrol->value.integer.value[0] & mask);
1480 	val <<= shift;
1481 	spin_lock_irq(&chip->reg_lock);
1482 	oval = snd_ymfpci_readl(chip, reg);
1483 	val = (oval & ~(mask << shift)) | val;
1484 	change = val != oval;
1485 	snd_ymfpci_writel(chip, reg, val);
1486 	spin_unlock_irq(&chip->reg_lock);
1487 	return change;
1488 }
1489 
1490 #define YMFPCI_DOUBLE(xname, xindex, reg) \
1491 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
1492   .info = snd_ymfpci_info_double, \
1493   .get = snd_ymfpci_get_double, .put = snd_ymfpci_put_double, \
1494   .private_value = reg }
1495 
1496 static int snd_ymfpci_info_double(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
1497 {
1498 	unsigned int reg = kcontrol->private_value;
1499 
1500 	if (reg < 0x80 || reg >= 0xc0)
1501 		return -EINVAL;
1502 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1503 	uinfo->count = 2;
1504 	uinfo->value.integer.min = 0;
1505 	uinfo->value.integer.max = 16383;
1506 	return 0;
1507 }
1508 
1509 static int snd_ymfpci_get_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1510 {
1511 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1512 	unsigned int reg = kcontrol->private_value;
1513 	unsigned int shift_left = 0, shift_right = 16, mask = 16383;
1514 	unsigned int val;
1515 
1516 	if (reg < 0x80 || reg >= 0xc0)
1517 		return -EINVAL;
1518 	spin_lock_irq(&chip->reg_lock);
1519 	val = snd_ymfpci_readl(chip, reg);
1520 	spin_unlock_irq(&chip->reg_lock);
1521 	ucontrol->value.integer.value[0] = (val >> shift_left) & mask;
1522 	ucontrol->value.integer.value[1] = (val >> shift_right) & mask;
1523 	return 0;
1524 }
1525 
1526 static int snd_ymfpci_put_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1527 {
1528 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1529 	unsigned int reg = kcontrol->private_value;
1530 	unsigned int shift_left = 0, shift_right = 16, mask = 16383;
1531 	int change;
1532 	unsigned int val1, val2, oval;
1533 
1534 	if (reg < 0x80 || reg >= 0xc0)
1535 		return -EINVAL;
1536 	val1 = ucontrol->value.integer.value[0] & mask;
1537 	val2 = ucontrol->value.integer.value[1] & mask;
1538 	val1 <<= shift_left;
1539 	val2 <<= shift_right;
1540 	spin_lock_irq(&chip->reg_lock);
1541 	oval = snd_ymfpci_readl(chip, reg);
1542 	val1 = (oval & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2;
1543 	change = val1 != oval;
1544 	snd_ymfpci_writel(chip, reg, val1);
1545 	spin_unlock_irq(&chip->reg_lock);
1546 	return change;
1547 }
1548 
1549 /*
1550  * 4ch duplication
1551  */
1552 static int snd_ymfpci_info_dup4ch(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
1553 {
1554 	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1555 	uinfo->count = 1;
1556 	uinfo->value.integer.min = 0;
1557 	uinfo->value.integer.max = 1;
1558 	return 0;
1559 }
1560 
1561 static int snd_ymfpci_get_dup4ch(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1562 {
1563 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1564 	ucontrol->value.integer.value[0] = chip->mode_dup4ch;
1565 	return 0;
1566 }
1567 
1568 static int snd_ymfpci_put_dup4ch(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
1569 {
1570 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1571 	int change;
1572 	change = (ucontrol->value.integer.value[0] != chip->mode_dup4ch);
1573 	if (change)
1574 		chip->mode_dup4ch = !!ucontrol->value.integer.value[0];
1575 	return change;
1576 }
1577 
1578 
1579 static snd_kcontrol_new_t snd_ymfpci_controls[] __devinitdata = {
1580 YMFPCI_DOUBLE("Wave Playback Volume", 0, YDSXGR_NATIVEDACOUTVOL),
1581 YMFPCI_DOUBLE("Wave Capture Volume", 0, YDSXGR_NATIVEDACLOOPVOL),
1582 YMFPCI_DOUBLE("Digital Capture Volume", 0, YDSXGR_NATIVEDACINVOL),
1583 YMFPCI_DOUBLE("Digital Capture Volume", 1, YDSXGR_NATIVEADCINVOL),
1584 YMFPCI_DOUBLE("ADC Playback Volume", 0, YDSXGR_PRIADCOUTVOL),
1585 YMFPCI_DOUBLE("ADC Capture Volume", 0, YDSXGR_PRIADCLOOPVOL),
1586 YMFPCI_DOUBLE("ADC Playback Volume", 1, YDSXGR_SECADCOUTVOL),
1587 YMFPCI_DOUBLE("ADC Capture Volume", 1, YDSXGR_SECADCLOOPVOL),
1588 YMFPCI_DOUBLE("FM Legacy Volume", 0, YDSXGR_LEGACYOUTVOL),
1589 YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("AC97 ", PLAYBACK,VOLUME), 0, YDSXGR_ZVOUTVOL),
1590 YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("", CAPTURE,VOLUME), 0, YDSXGR_ZVLOOPVOL),
1591 YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("AC97 ",PLAYBACK,VOLUME), 1, YDSXGR_SPDIFOUTVOL),
1592 YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,VOLUME), 1, YDSXGR_SPDIFLOOPVOL),
1593 YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), 0, YDSXGR_SPDIFOUTCTRL, 0),
1594 YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), 0, YDSXGR_SPDIFINCTRL, 0),
1595 YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("Loop",NONE,NONE), 0, YDSXGR_SPDIFINCTRL, 4),
1596 {
1597 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1598 	.name = "4ch Duplication",
1599 	.info = snd_ymfpci_info_dup4ch,
1600 	.get = snd_ymfpci_get_dup4ch,
1601 	.put = snd_ymfpci_put_dup4ch,
1602 },
1603 };
1604 
1605 
1606 /*
1607  * GPIO
1608  */
1609 
1610 static int snd_ymfpci_get_gpio_out(ymfpci_t *chip, int pin)
1611 {
1612 	u16 reg, mode;
1613 	unsigned long flags;
1614 
1615 	spin_lock_irqsave(&chip->reg_lock, flags);
1616 	reg = snd_ymfpci_readw(chip, YDSXGR_GPIOFUNCENABLE);
1617 	reg &= ~(1 << (pin + 8));
1618 	reg |= (1 << pin);
1619 	snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg);
1620 	/* set the level mode for input line */
1621 	mode = snd_ymfpci_readw(chip, YDSXGR_GPIOTYPECONFIG);
1622 	mode &= ~(3 << (pin * 2));
1623 	snd_ymfpci_writew(chip, YDSXGR_GPIOTYPECONFIG, mode);
1624 	snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg | (1 << (pin + 8)));
1625 	mode = snd_ymfpci_readw(chip, YDSXGR_GPIOINSTATUS);
1626 	spin_unlock_irqrestore(&chip->reg_lock, flags);
1627 	return (mode >> pin) & 1;
1628 }
1629 
1630 static int snd_ymfpci_set_gpio_out(ymfpci_t *chip, int pin, int enable)
1631 {
1632 	u16 reg;
1633 	unsigned long flags;
1634 
1635 	spin_lock_irqsave(&chip->reg_lock, flags);
1636 	reg = snd_ymfpci_readw(chip, YDSXGR_GPIOFUNCENABLE);
1637 	reg &= ~(1 << pin);
1638 	reg &= ~(1 << (pin + 8));
1639 	snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg);
1640 	snd_ymfpci_writew(chip, YDSXGR_GPIOOUTCTRL, enable << pin);
1641 	snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg | (1 << (pin + 8)));
1642 	spin_unlock_irqrestore(&chip->reg_lock, flags);
1643 
1644 	return 0;
1645 }
1646 
1647 static int snd_ymfpci_gpio_sw_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
1648 {
1649 	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1650 	uinfo->count = 1;
1651 	uinfo->value.integer.min = 0;
1652 	uinfo->value.integer.max = 1;
1653 	return 0;
1654 }
1655 
1656 static int snd_ymfpci_gpio_sw_get(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 	ucontrol->value.integer.value[0] = snd_ymfpci_get_gpio_out(chip, pin);
1661 	return 0;
1662 }
1663 
1664 static int snd_ymfpci_gpio_sw_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
1665 {
1666 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1667 	int pin = (int)kcontrol->private_value;
1668 
1669 	if (snd_ymfpci_get_gpio_out(chip, pin) != ucontrol->value.integer.value[0]) {
1670 		snd_ymfpci_set_gpio_out(chip, pin, !!ucontrol->value.integer.value[0]);
1671 		ucontrol->value.integer.value[0] = snd_ymfpci_get_gpio_out(chip, pin);
1672 		return 1;
1673 	}
1674 	return 0;
1675 }
1676 
1677 static snd_kcontrol_new_t snd_ymfpci_rear_shared __devinitdata = {
1678 	.name = "Shared Rear/Line-In Switch",
1679 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1680 	.info = snd_ymfpci_gpio_sw_info,
1681 	.get = snd_ymfpci_gpio_sw_get,
1682 	.put = snd_ymfpci_gpio_sw_put,
1683 	.private_value = 2,
1684 };
1685 
1686 /*
1687  * PCM voice volume
1688  */
1689 
1690 static int snd_ymfpci_pcm_vol_info(snd_kcontrol_t *kcontrol,
1691 				   snd_ctl_elem_info_t *uinfo)
1692 {
1693 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1694 	uinfo->count = 2;
1695 	uinfo->value.integer.min = 0;
1696 	uinfo->value.integer.max = 0x8000;
1697 	return 0;
1698 }
1699 
1700 static int snd_ymfpci_pcm_vol_get(snd_kcontrol_t *kcontrol,
1701 				  snd_ctl_elem_value_t *ucontrol)
1702 {
1703 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1704 	unsigned int subs = kcontrol->id.subdevice;
1705 
1706 	ucontrol->value.integer.value[0] = chip->pcm_mixer[subs].left;
1707 	ucontrol->value.integer.value[1] = chip->pcm_mixer[subs].right;
1708 	return 0;
1709 }
1710 
1711 static int snd_ymfpci_pcm_vol_put(snd_kcontrol_t *kcontrol,
1712 				  snd_ctl_elem_value_t *ucontrol)
1713 {
1714 	ymfpci_t *chip = snd_kcontrol_chip(kcontrol);
1715 	unsigned int subs = kcontrol->id.subdevice;
1716 	snd_pcm_substream_t *substream;
1717 	unsigned long flags;
1718 
1719 	if (ucontrol->value.integer.value[0] != chip->pcm_mixer[subs].left ||
1720 	    ucontrol->value.integer.value[1] != chip->pcm_mixer[subs].right) {
1721 		chip->pcm_mixer[subs].left = ucontrol->value.integer.value[0];
1722 		chip->pcm_mixer[subs].right = ucontrol->value.integer.value[1];
1723 
1724 		substream = (snd_pcm_substream_t *)kcontrol->private_value;
1725 		spin_lock_irqsave(&chip->voice_lock, flags);
1726 		if (substream->runtime && substream->runtime->private_data) {
1727 			ymfpci_pcm_t *ypcm = substream->runtime->private_data;
1728 			ypcm->update_pcm_vol = 2;
1729 		}
1730 		spin_unlock_irqrestore(&chip->voice_lock, flags);
1731 		return 1;
1732 	}
1733 	return 0;
1734 }
1735 
1736 static snd_kcontrol_new_t snd_ymfpci_pcm_volume __devinitdata = {
1737 	.iface = SNDRV_CTL_ELEM_IFACE_PCM,
1738 	.name = "PCM Playback Volume",
1739 	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
1740 		SNDRV_CTL_ELEM_ACCESS_INACTIVE,
1741 	.info = snd_ymfpci_pcm_vol_info,
1742 	.get = snd_ymfpci_pcm_vol_get,
1743 	.put = snd_ymfpci_pcm_vol_put,
1744 };
1745 
1746 
1747 /*
1748  *  Mixer routines
1749  */
1750 
1751 static void snd_ymfpci_mixer_free_ac97_bus(ac97_bus_t *bus)
1752 {
1753 	ymfpci_t *chip = bus->private_data;
1754 	chip->ac97_bus = NULL;
1755 }
1756 
1757 static void snd_ymfpci_mixer_free_ac97(ac97_t *ac97)
1758 {
1759 	ymfpci_t *chip = ac97->private_data;
1760 	chip->ac97 = NULL;
1761 }
1762 
1763 int __devinit snd_ymfpci_mixer(ymfpci_t *chip, int rear_switch)
1764 {
1765 	ac97_template_t ac97;
1766 	snd_kcontrol_t *kctl;
1767 	snd_pcm_substream_t *substream;
1768 	unsigned int idx;
1769 	int err;
1770 	static ac97_bus_ops_t ops = {
1771 		.write = snd_ymfpci_codec_write,
1772 		.read = snd_ymfpci_codec_read,
1773 	};
1774 
1775 	if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus)) < 0)
1776 		return err;
1777 	chip->ac97_bus->private_free = snd_ymfpci_mixer_free_ac97_bus;
1778 	chip->ac97_bus->no_vra = 1; /* YMFPCI doesn't need VRA */
1779 
1780 	memset(&ac97, 0, sizeof(ac97));
1781 	ac97.private_data = chip;
1782 	ac97.private_free = snd_ymfpci_mixer_free_ac97;
1783 	if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97)) < 0)
1784 		return err;
1785 
1786 	/* to be sure */
1787 	snd_ac97_update_bits(chip->ac97, AC97_EXTENDED_STATUS,
1788 			     AC97_EA_VRA|AC97_EA_VRM, 0);
1789 
1790 	for (idx = 0; idx < ARRAY_SIZE(snd_ymfpci_controls); idx++) {
1791 		if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_ymfpci_controls[idx], chip))) < 0)
1792 			return err;
1793 	}
1794 
1795 	/* add S/PDIF control */
1796 	snd_assert(chip->pcm_spdif != NULL, return -EIO);
1797 	if ((err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_spdif_default, 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_mask, chip))) < 0)
1801 		return err;
1802 	kctl->id.device = chip->pcm_spdif->device;
1803 	if ((err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_spdif_stream, chip))) < 0)
1804 		return err;
1805 	kctl->id.device = chip->pcm_spdif->device;
1806 	chip->spdif_pcm_ctl = kctl;
1807 
1808 	/* direct recording source */
1809 	if (chip->device_id == PCI_DEVICE_ID_YAMAHA_754 &&
1810 	    (err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_drec_source, chip))) < 0)
1811 		return err;
1812 
1813 	/*
1814 	 * shared rear/line-in
1815 	 */
1816 	if (rear_switch) {
1817 		if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_ymfpci_rear_shared, chip))) < 0)
1818 			return err;
1819 	}
1820 
1821 	/* per-voice volume */
1822 	substream = chip->pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream;
1823 	for (idx = 0; idx < 32; ++idx) {
1824 		kctl = snd_ctl_new1(&snd_ymfpci_pcm_volume, chip);
1825 		if (!kctl)
1826 			return -ENOMEM;
1827 		kctl->id.device = chip->pcm->device;
1828 		kctl->id.subdevice = idx;
1829 		kctl->private_value = (unsigned long)substream;
1830 		if ((err = snd_ctl_add(chip->card, kctl)) < 0)
1831 			return err;
1832 		chip->pcm_mixer[idx].left = 0x8000;
1833 		chip->pcm_mixer[idx].right = 0x8000;
1834 		chip->pcm_mixer[idx].ctl = kctl;
1835 		substream = substream->next;
1836 	}
1837 
1838 	return 0;
1839 }
1840 
1841 
1842 /*
1843  * timer
1844  */
1845 
1846 static int snd_ymfpci_timer_start(snd_timer_t *timer)
1847 {
1848 	ymfpci_t *chip;
1849 	unsigned long flags;
1850 	unsigned int count;
1851 
1852 	chip = snd_timer_chip(timer);
1853 	count = (timer->sticks << 1) - 1;
1854 	spin_lock_irqsave(&chip->reg_lock, flags);
1855 	snd_ymfpci_writew(chip, YDSXGR_TIMERCOUNT, count);
1856 	snd_ymfpci_writeb(chip, YDSXGR_TIMERCTRL, 0x03);
1857 	spin_unlock_irqrestore(&chip->reg_lock, flags);
1858 	return 0;
1859 }
1860 
1861 static int snd_ymfpci_timer_stop(snd_timer_t *timer)
1862 {
1863 	ymfpci_t *chip;
1864 	unsigned long flags;
1865 
1866 	chip = snd_timer_chip(timer);
1867 	spin_lock_irqsave(&chip->reg_lock, flags);
1868 	snd_ymfpci_writeb(chip, YDSXGR_TIMERCTRL, 0x00);
1869 	spin_unlock_irqrestore(&chip->reg_lock, flags);
1870 	return 0;
1871 }
1872 
1873 static int snd_ymfpci_timer_precise_resolution(snd_timer_t *timer,
1874 					       unsigned long *num, unsigned long *den)
1875 {
1876 	*num = 1;
1877 	*den = 48000;
1878 	return 0;
1879 }
1880 
1881 static struct _snd_timer_hardware snd_ymfpci_timer_hw = {
1882 	.flags = SNDRV_TIMER_HW_AUTO,
1883 	.resolution = 20833, /* 1/fs = 20.8333...us */
1884 	.ticks = 0x8000,
1885 	.start = snd_ymfpci_timer_start,
1886 	.stop = snd_ymfpci_timer_stop,
1887 	.precise_resolution = snd_ymfpci_timer_precise_resolution,
1888 };
1889 
1890 int __devinit snd_ymfpci_timer(ymfpci_t *chip, int device)
1891 {
1892 	snd_timer_t *timer = NULL;
1893 	snd_timer_id_t tid;
1894 	int err;
1895 
1896 	tid.dev_class = SNDRV_TIMER_CLASS_CARD;
1897 	tid.dev_sclass = SNDRV_TIMER_SCLASS_NONE;
1898 	tid.card = chip->card->number;
1899 	tid.device = device;
1900 	tid.subdevice = 0;
1901 	if ((err = snd_timer_new(chip->card, "YMFPCI", &tid, &timer)) >= 0) {
1902 		strcpy(timer->name, "YMFPCI timer");
1903 		timer->private_data = chip;
1904 		timer->hw = snd_ymfpci_timer_hw;
1905 	}
1906 	chip->timer = timer;
1907 	return err;
1908 }
1909 
1910 
1911 /*
1912  *  proc interface
1913  */
1914 
1915 static void snd_ymfpci_proc_read(snd_info_entry_t *entry,
1916 				 snd_info_buffer_t * buffer)
1917 {
1918 	ymfpci_t *chip = entry->private_data;
1919 	int i;
1920 
1921 	snd_iprintf(buffer, "YMFPCI\n\n");
1922 	for (i = 0; i <= YDSXGR_WORKBASE; i += 4)
1923 		snd_iprintf(buffer, "%04x: %04x\n", i, snd_ymfpci_readl(chip, i));
1924 }
1925 
1926 static int __devinit snd_ymfpci_proc_init(snd_card_t * card, ymfpci_t *chip)
1927 {
1928 	snd_info_entry_t *entry;
1929 
1930 	if (! snd_card_proc_new(card, "ymfpci", &entry))
1931 		snd_info_set_text_ops(entry, chip, 1024, snd_ymfpci_proc_read);
1932 	return 0;
1933 }
1934 
1935 /*
1936  *  initialization routines
1937  */
1938 
1939 static void snd_ymfpci_aclink_reset(struct pci_dev * pci)
1940 {
1941 	u8 cmd;
1942 
1943 	pci_read_config_byte(pci, PCIR_DSXG_CTRL, &cmd);
1944 #if 0 // force to reset
1945 	if (cmd & 0x03) {
1946 #endif
1947 		pci_write_config_byte(pci, PCIR_DSXG_CTRL, cmd & 0xfc);
1948 		pci_write_config_byte(pci, PCIR_DSXG_CTRL, cmd | 0x03);
1949 		pci_write_config_byte(pci, PCIR_DSXG_CTRL, cmd & 0xfc);
1950 		pci_write_config_word(pci, PCIR_DSXG_PWRCTRL1, 0);
1951 		pci_write_config_word(pci, PCIR_DSXG_PWRCTRL2, 0);
1952 #if 0
1953 	}
1954 #endif
1955 }
1956 
1957 static void snd_ymfpci_enable_dsp(ymfpci_t *chip)
1958 {
1959 	snd_ymfpci_writel(chip, YDSXGR_CONFIG, 0x00000001);
1960 }
1961 
1962 static void snd_ymfpci_disable_dsp(ymfpci_t *chip)
1963 {
1964 	u32 val;
1965 	int timeout = 1000;
1966 
1967 	val = snd_ymfpci_readl(chip, YDSXGR_CONFIG);
1968 	if (val)
1969 		snd_ymfpci_writel(chip, YDSXGR_CONFIG, 0x00000000);
1970 	while (timeout-- > 0) {
1971 		val = snd_ymfpci_readl(chip, YDSXGR_STATUS);
1972 		if ((val & 0x00000002) == 0)
1973 			break;
1974 	}
1975 }
1976 
1977 #include "ymfpci_image.h"
1978 
1979 static void snd_ymfpci_download_image(ymfpci_t *chip)
1980 {
1981 	int i;
1982 	u16 ctrl;
1983 	unsigned long *inst;
1984 
1985 	snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0x00000000);
1986 	snd_ymfpci_disable_dsp(chip);
1987 	snd_ymfpci_writel(chip, YDSXGR_MODE, 0x00010000);
1988 	snd_ymfpci_writel(chip, YDSXGR_MODE, 0x00000000);
1989 	snd_ymfpci_writel(chip, YDSXGR_MAPOFREC, 0x00000000);
1990 	snd_ymfpci_writel(chip, YDSXGR_MAPOFEFFECT, 0x00000000);
1991 	snd_ymfpci_writel(chip, YDSXGR_PLAYCTRLBASE, 0x00000000);
1992 	snd_ymfpci_writel(chip, YDSXGR_RECCTRLBASE, 0x00000000);
1993 	snd_ymfpci_writel(chip, YDSXGR_EFFCTRLBASE, 0x00000000);
1994 	ctrl = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
1995 	snd_ymfpci_writew(chip, YDSXGR_GLOBALCTRL, ctrl & ~0x0007);
1996 
1997 	/* setup DSP instruction code */
1998 	for (i = 0; i < YDSXG_DSPLENGTH / 4; i++)
1999 		snd_ymfpci_writel(chip, YDSXGR_DSPINSTRAM + (i << 2), DspInst[i]);
2000 
2001 	/* setup control instruction code */
2002 	switch (chip->device_id) {
2003 	case PCI_DEVICE_ID_YAMAHA_724F:
2004 	case PCI_DEVICE_ID_YAMAHA_740C:
2005 	case PCI_DEVICE_ID_YAMAHA_744:
2006 	case PCI_DEVICE_ID_YAMAHA_754:
2007 		inst = CntrlInst1E;
2008 		break;
2009 	default:
2010 		inst = CntrlInst;
2011 		break;
2012 	}
2013 	for (i = 0; i < YDSXG_CTRLLENGTH / 4; i++)
2014 		snd_ymfpci_writel(chip, YDSXGR_CTRLINSTRAM + (i << 2), inst[i]);
2015 
2016 	snd_ymfpci_enable_dsp(chip);
2017 }
2018 
2019 static int __devinit snd_ymfpci_memalloc(ymfpci_t *chip)
2020 {
2021 	long size, playback_ctrl_size;
2022 	int voice, bank, reg;
2023 	u8 *ptr;
2024 	dma_addr_t ptr_addr;
2025 
2026 	playback_ctrl_size = 4 + 4 * YDSXG_PLAYBACK_VOICES;
2027 	chip->bank_size_playback = snd_ymfpci_readl(chip, YDSXGR_PLAYCTRLSIZE) << 2;
2028 	chip->bank_size_capture = snd_ymfpci_readl(chip, YDSXGR_RECCTRLSIZE) << 2;
2029 	chip->bank_size_effect = snd_ymfpci_readl(chip, YDSXGR_EFFCTRLSIZE) << 2;
2030 	chip->work_size = YDSXG_DEFAULT_WORK_SIZE;
2031 
2032 	size = ((playback_ctrl_size + 0x00ff) & ~0x00ff) +
2033 	       ((chip->bank_size_playback * 2 * YDSXG_PLAYBACK_VOICES + 0x00ff) & ~0x00ff) +
2034 	       ((chip->bank_size_capture * 2 * YDSXG_CAPTURE_VOICES + 0x00ff) & ~0x00ff) +
2035 	       ((chip->bank_size_effect * 2 * YDSXG_EFFECT_VOICES + 0x00ff) & ~0x00ff) +
2036 	       chip->work_size;
2037 	/* work_ptr must be aligned to 256 bytes, but it's already
2038 	   covered with the kernel page allocation mechanism */
2039 	if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(chip->pci),
2040 				size, &chip->work_ptr) < 0)
2041 		return -ENOMEM;
2042 	ptr = chip->work_ptr.area;
2043 	ptr_addr = chip->work_ptr.addr;
2044 	memset(ptr, 0, size);	/* for sure */
2045 
2046 	chip->bank_base_playback = ptr;
2047 	chip->bank_base_playback_addr = ptr_addr;
2048 	chip->ctrl_playback = (u32 *)ptr;
2049 	chip->ctrl_playback[0] = cpu_to_le32(YDSXG_PLAYBACK_VOICES);
2050 	ptr += (playback_ctrl_size + 0x00ff) & ~0x00ff;
2051 	ptr_addr += (playback_ctrl_size + 0x00ff) & ~0x00ff;
2052 	for (voice = 0; voice < YDSXG_PLAYBACK_VOICES; voice++) {
2053 		chip->voices[voice].number = voice;
2054 		chip->voices[voice].bank = (snd_ymfpci_playback_bank_t *)ptr;
2055 		chip->voices[voice].bank_addr = ptr_addr;
2056 		for (bank = 0; bank < 2; bank++) {
2057 			chip->bank_playback[voice][bank] = (snd_ymfpci_playback_bank_t *)ptr;
2058 			ptr += chip->bank_size_playback;
2059 			ptr_addr += chip->bank_size_playback;
2060 		}
2061 	}
2062 	ptr = (char *)(((unsigned long)ptr + 0x00ff) & ~0x00ff);
2063 	ptr_addr = (ptr_addr + 0x00ff) & ~0x00ff;
2064 	chip->bank_base_capture = ptr;
2065 	chip->bank_base_capture_addr = ptr_addr;
2066 	for (voice = 0; voice < YDSXG_CAPTURE_VOICES; voice++)
2067 		for (bank = 0; bank < 2; bank++) {
2068 			chip->bank_capture[voice][bank] = (snd_ymfpci_capture_bank_t *)ptr;
2069 			ptr += chip->bank_size_capture;
2070 			ptr_addr += chip->bank_size_capture;
2071 		}
2072 	ptr = (char *)(((unsigned long)ptr + 0x00ff) & ~0x00ff);
2073 	ptr_addr = (ptr_addr + 0x00ff) & ~0x00ff;
2074 	chip->bank_base_effect = ptr;
2075 	chip->bank_base_effect_addr = ptr_addr;
2076 	for (voice = 0; voice < YDSXG_EFFECT_VOICES; voice++)
2077 		for (bank = 0; bank < 2; bank++) {
2078 			chip->bank_effect[voice][bank] = (snd_ymfpci_effect_bank_t *)ptr;
2079 			ptr += chip->bank_size_effect;
2080 			ptr_addr += chip->bank_size_effect;
2081 		}
2082 	ptr = (char *)(((unsigned long)ptr + 0x00ff) & ~0x00ff);
2083 	ptr_addr = (ptr_addr + 0x00ff) & ~0x00ff;
2084 	chip->work_base = ptr;
2085 	chip->work_base_addr = ptr_addr;
2086 
2087 	snd_assert(ptr + chip->work_size == chip->work_ptr.area + chip->work_ptr.bytes, );
2088 
2089 	snd_ymfpci_writel(chip, YDSXGR_PLAYCTRLBASE, chip->bank_base_playback_addr);
2090 	snd_ymfpci_writel(chip, YDSXGR_RECCTRLBASE, chip->bank_base_capture_addr);
2091 	snd_ymfpci_writel(chip, YDSXGR_EFFCTRLBASE, chip->bank_base_effect_addr);
2092 	snd_ymfpci_writel(chip, YDSXGR_WORKBASE, chip->work_base_addr);
2093 	snd_ymfpci_writel(chip, YDSXGR_WORKSIZE, chip->work_size >> 2);
2094 
2095 	/* S/PDIF output initialization */
2096 	chip->spdif_bits = chip->spdif_pcm_bits = SNDRV_PCM_DEFAULT_CON_SPDIF & 0xffff;
2097 	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTCTRL, 0);
2098 	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_bits);
2099 
2100 	/* S/PDIF input initialization */
2101 	snd_ymfpci_writew(chip, YDSXGR_SPDIFINCTRL, 0);
2102 
2103 	/* digital mixer setup */
2104 	for (reg = 0x80; reg < 0xc0; reg += 4)
2105 		snd_ymfpci_writel(chip, reg, 0);
2106 	snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0x3fff3fff);
2107 	snd_ymfpci_writel(chip, YDSXGR_ZVOUTVOL, 0x3fff3fff);
2108 	snd_ymfpci_writel(chip, YDSXGR_SPDIFOUTVOL, 0x3fff3fff);
2109 	snd_ymfpci_writel(chip, YDSXGR_NATIVEADCINVOL, 0x3fff3fff);
2110 	snd_ymfpci_writel(chip, YDSXGR_NATIVEDACINVOL, 0x3fff3fff);
2111 	snd_ymfpci_writel(chip, YDSXGR_PRIADCLOOPVOL, 0x3fff3fff);
2112 	snd_ymfpci_writel(chip, YDSXGR_LEGACYOUTVOL, 0x3fff3fff);
2113 
2114 	return 0;
2115 }
2116 
2117 static int snd_ymfpci_free(ymfpci_t *chip)
2118 {
2119 	u16 ctrl;
2120 
2121 	snd_assert(chip != NULL, return -EINVAL);
2122 
2123 	if (chip->res_reg_area) {	/* don't touch busy hardware */
2124 		snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0);
2125 		snd_ymfpci_writel(chip, YDSXGR_BUF441OUTVOL, 0);
2126 		snd_ymfpci_writel(chip, YDSXGR_LEGACYOUTVOL, 0);
2127 		snd_ymfpci_writel(chip, YDSXGR_STATUS, ~0);
2128 		snd_ymfpci_disable_dsp(chip);
2129 		snd_ymfpci_writel(chip, YDSXGR_PLAYCTRLBASE, 0);
2130 		snd_ymfpci_writel(chip, YDSXGR_RECCTRLBASE, 0);
2131 		snd_ymfpci_writel(chip, YDSXGR_EFFCTRLBASE, 0);
2132 		snd_ymfpci_writel(chip, YDSXGR_WORKBASE, 0);
2133 		snd_ymfpci_writel(chip, YDSXGR_WORKSIZE, 0);
2134 		ctrl = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
2135 		snd_ymfpci_writew(chip, YDSXGR_GLOBALCTRL, ctrl & ~0x0007);
2136 	}
2137 
2138 	snd_ymfpci_ac3_done(chip);
2139 
2140 	/* Set PCI device to D3 state */
2141 #if 0
2142 	/* FIXME: temporarily disabled, otherwise we cannot fire up
2143 	 * the chip again unless reboot.  ACPI bug?
2144 	 */
2145 	pci_set_power_state(chip->pci, 3);
2146 #endif
2147 
2148 #ifdef CONFIG_PM
2149 	vfree(chip->saved_regs);
2150 #endif
2151 	release_and_free_resource(chip->mpu_res);
2152 	release_and_free_resource(chip->fm_res);
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 	release_and_free_resource(chip->res_reg_area);
2162 
2163 	pci_write_config_word(chip->pci, 0x40, chip->old_legacy_ctrl);
2164 
2165 	pci_disable_device(chip->pci);
2166 	kfree(chip);
2167 	return 0;
2168 }
2169 
2170 static int snd_ymfpci_dev_free(snd_device_t *device)
2171 {
2172 	ymfpci_t *chip = device->device_data;
2173 	return snd_ymfpci_free(chip);
2174 }
2175 
2176 #ifdef CONFIG_PM
2177 static int saved_regs_index[] = {
2178 	/* spdif */
2179 	YDSXGR_SPDIFOUTCTRL,
2180 	YDSXGR_SPDIFOUTSTATUS,
2181 	YDSXGR_SPDIFINCTRL,
2182 	/* volumes */
2183 	YDSXGR_PRIADCLOOPVOL,
2184 	YDSXGR_NATIVEDACINVOL,
2185 	YDSXGR_NATIVEDACOUTVOL,
2186 	// YDSXGR_BUF441OUTVOL,
2187 	YDSXGR_NATIVEADCINVOL,
2188 	YDSXGR_SPDIFLOOPVOL,
2189 	YDSXGR_SPDIFOUTVOL,
2190 	YDSXGR_ZVOUTVOL,
2191 	YDSXGR_LEGACYOUTVOL,
2192 	/* address bases */
2193 	YDSXGR_PLAYCTRLBASE,
2194 	YDSXGR_RECCTRLBASE,
2195 	YDSXGR_EFFCTRLBASE,
2196 	YDSXGR_WORKBASE,
2197 	/* capture set up */
2198 	YDSXGR_MAPOFREC,
2199 	YDSXGR_RECFORMAT,
2200 	YDSXGR_RECSLOTSR,
2201 	YDSXGR_ADCFORMAT,
2202 	YDSXGR_ADCSLOTSR,
2203 };
2204 #define YDSXGR_NUM_SAVED_REGS	ARRAY_SIZE(saved_regs_index)
2205 
2206 static int snd_ymfpci_suspend(snd_card_t *card, pm_message_t state)
2207 {
2208 	ymfpci_t *chip = card->pm_private_data;
2209 	unsigned int i;
2210 
2211 	snd_pcm_suspend_all(chip->pcm);
2212 	snd_pcm_suspend_all(chip->pcm2);
2213 	snd_pcm_suspend_all(chip->pcm_spdif);
2214 	snd_pcm_suspend_all(chip->pcm_4ch);
2215 	snd_ac97_suspend(chip->ac97);
2216 	for (i = 0; i < YDSXGR_NUM_SAVED_REGS; i++)
2217 		chip->saved_regs[i] = snd_ymfpci_readl(chip, saved_regs_index[i]);
2218 	chip->saved_ydsxgr_mode = snd_ymfpci_readl(chip, YDSXGR_MODE);
2219 	snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0);
2220 	snd_ymfpci_disable_dsp(chip);
2221 	pci_disable_device(chip->pci);
2222 	return 0;
2223 }
2224 
2225 static int snd_ymfpci_resume(snd_card_t *card)
2226 {
2227 	ymfpci_t *chip = card->pm_private_data;
2228 	unsigned int i;
2229 
2230 	pci_enable_device(chip->pci);
2231 	pci_set_master(chip->pci);
2232 	snd_ymfpci_aclink_reset(chip->pci);
2233 	snd_ymfpci_codec_ready(chip, 0);
2234 	snd_ymfpci_download_image(chip);
2235 	udelay(100);
2236 
2237 	for (i = 0; i < YDSXGR_NUM_SAVED_REGS; i++)
2238 		snd_ymfpci_writel(chip, saved_regs_index[i], chip->saved_regs[i]);
2239 
2240 	snd_ac97_resume(chip->ac97);
2241 
2242 	/* start hw again */
2243 	if (chip->start_count > 0) {
2244 		spin_lock_irq(&chip->reg_lock);
2245 		snd_ymfpci_writel(chip, YDSXGR_MODE, chip->saved_ydsxgr_mode);
2246 		chip->active_bank = snd_ymfpci_readl(chip, YDSXGR_CTRLSELECT);
2247 		spin_unlock_irq(&chip->reg_lock);
2248 	}
2249 	return 0;
2250 }
2251 #endif /* CONFIG_PM */
2252 
2253 int __devinit snd_ymfpci_create(snd_card_t * card,
2254 				struct pci_dev * pci,
2255 				unsigned short old_legacy_ctrl,
2256 				ymfpci_t ** rchip)
2257 {
2258 	ymfpci_t *chip;
2259 	int err;
2260 	static snd_device_ops_t ops = {
2261 		.dev_free =	snd_ymfpci_dev_free,
2262 	};
2263 
2264 	*rchip = NULL;
2265 
2266 	/* enable PCI device */
2267 	if ((err = pci_enable_device(pci)) < 0)
2268 		return err;
2269 
2270 	chip = kzalloc(sizeof(*chip), GFP_KERNEL);
2271 	if (chip == NULL) {
2272 		pci_disable_device(pci);
2273 		return -ENOMEM;
2274 	}
2275 	chip->old_legacy_ctrl = old_legacy_ctrl;
2276 	spin_lock_init(&chip->reg_lock);
2277 	spin_lock_init(&chip->voice_lock);
2278 	init_waitqueue_head(&chip->interrupt_sleep);
2279 	atomic_set(&chip->interrupt_sleep_count, 0);
2280 	chip->card = card;
2281 	chip->pci = pci;
2282 	chip->irq = -1;
2283 	chip->device_id = pci->device;
2284 	pci_read_config_byte(pci, PCI_REVISION_ID, (u8 *)&chip->rev);
2285 	chip->reg_area_phys = pci_resource_start(pci, 0);
2286 	chip->reg_area_virt = ioremap_nocache(chip->reg_area_phys, 0x8000);
2287 	pci_set_master(pci);
2288 
2289 	if ((chip->res_reg_area = request_mem_region(chip->reg_area_phys, 0x8000, "YMFPCI")) == NULL) {
2290 		snd_printk(KERN_ERR "unable to grab memory region 0x%lx-0x%lx\n", chip->reg_area_phys, chip->reg_area_phys + 0x8000 - 1);
2291 		snd_ymfpci_free(chip);
2292 		return -EBUSY;
2293 	}
2294 	if (request_irq(pci->irq, snd_ymfpci_interrupt, SA_INTERRUPT|SA_SHIRQ, "YMFPCI", (void *) chip)) {
2295 		snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
2296 		snd_ymfpci_free(chip);
2297 		return -EBUSY;
2298 	}
2299 	chip->irq = pci->irq;
2300 
2301 	snd_ymfpci_aclink_reset(pci);
2302 	if (snd_ymfpci_codec_ready(chip, 0) < 0) {
2303 		snd_ymfpci_free(chip);
2304 		return -EIO;
2305 	}
2306 
2307 	snd_ymfpci_download_image(chip);
2308 
2309 	udelay(100); /* seems we need a delay after downloading image.. */
2310 
2311 	if (snd_ymfpci_memalloc(chip) < 0) {
2312 		snd_ymfpci_free(chip);
2313 		return -EIO;
2314 	}
2315 
2316 	if ((err = snd_ymfpci_ac3_init(chip)) < 0) {
2317 		snd_ymfpci_free(chip);
2318 		return err;
2319 	}
2320 
2321 #ifdef CONFIG_PM
2322 	chip->saved_regs = vmalloc(YDSXGR_NUM_SAVED_REGS * sizeof(u32));
2323 	if (chip->saved_regs == NULL) {
2324 		snd_ymfpci_free(chip);
2325 		return -ENOMEM;
2326 	}
2327 	snd_card_set_pm_callback(card, snd_ymfpci_suspend, snd_ymfpci_resume, chip);
2328 #endif
2329 
2330 	if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
2331 		snd_ymfpci_free(chip);
2332 		return err;
2333 	}
2334 
2335 	snd_ymfpci_proc_init(card, chip);
2336 
2337 	snd_card_set_dev(card, &pci->dev);
2338 
2339 	*rchip = chip;
2340 	return 0;
2341 }
2342