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1 /*
2  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
3  *  Routines for control of YMF724/740/744/754 chips
4  *
5  *   This program is free software; you can redistribute it and/or modify
6  *   it under the terms of the GNU General Public License as published by
7  *   the Free Software Foundation; either version 2 of the License, or
8  *   (at your option) any later version.
9  *
10  *   This program is distributed in the hope that it will be useful,
11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  *   GNU General Public License for more details.
14  *
15  *   You should have received a copy of the GNU General Public License
16  *   along with this program; if not, write to the Free Software
17  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
18  *
19  */
20 
21 #include <linux/delay.h>
22 #include <linux/firmware.h>
23 #include <linux/init.h>
24 #include <linux/interrupt.h>
25 #include <linux/pci.h>
26 #include <linux/sched.h>
27 #include <linux/slab.h>
28 #include <linux/vmalloc.h>
29 #include <linux/mutex.h>
30 
31 #include <sound/core.h>
32 #include <sound/control.h>
33 #include <sound/info.h>
34 #include <sound/tlv.h>
35 #include <sound/ymfpci.h>
36 #include <sound/asoundef.h>
37 #include <sound/mpu401.h>
38 
39 #include <asm/io.h>
40 #include <asm/byteorder.h>
41 
42 /*
43  *  common I/O routines
44  */
45 
46 static void snd_ymfpci_irq_wait(struct snd_ymfpci *chip);
47 
snd_ymfpci_readb(struct snd_ymfpci * chip,u32 offset)48 static inline u8 snd_ymfpci_readb(struct snd_ymfpci *chip, u32 offset)
49 {
50 	return readb(chip->reg_area_virt + offset);
51 }
52 
snd_ymfpci_writeb(struct snd_ymfpci * chip,u32 offset,u8 val)53 static inline void snd_ymfpci_writeb(struct snd_ymfpci *chip, u32 offset, u8 val)
54 {
55 	writeb(val, chip->reg_area_virt + offset);
56 }
57 
snd_ymfpci_readw(struct snd_ymfpci * chip,u32 offset)58 static inline u16 snd_ymfpci_readw(struct snd_ymfpci *chip, u32 offset)
59 {
60 	return readw(chip->reg_area_virt + offset);
61 }
62 
snd_ymfpci_writew(struct snd_ymfpci * chip,u32 offset,u16 val)63 static inline void snd_ymfpci_writew(struct snd_ymfpci *chip, u32 offset, u16 val)
64 {
65 	writew(val, chip->reg_area_virt + offset);
66 }
67 
snd_ymfpci_readl(struct snd_ymfpci * chip,u32 offset)68 static inline u32 snd_ymfpci_readl(struct snd_ymfpci *chip, u32 offset)
69 {
70 	return readl(chip->reg_area_virt + offset);
71 }
72 
snd_ymfpci_writel(struct snd_ymfpci * chip,u32 offset,u32 val)73 static inline void snd_ymfpci_writel(struct snd_ymfpci *chip, u32 offset, u32 val)
74 {
75 	writel(val, chip->reg_area_virt + offset);
76 }
77 
snd_ymfpci_codec_ready(struct snd_ymfpci * chip,int secondary)78 static int snd_ymfpci_codec_ready(struct snd_ymfpci *chip, int secondary)
79 {
80 	unsigned long end_time;
81 	u32 reg = secondary ? YDSXGR_SECSTATUSADR : YDSXGR_PRISTATUSADR;
82 
83 	end_time = jiffies + msecs_to_jiffies(750);
84 	do {
85 		if ((snd_ymfpci_readw(chip, reg) & 0x8000) == 0)
86 			return 0;
87 		schedule_timeout_uninterruptible(1);
88 	} while (time_before(jiffies, end_time));
89 	snd_printk(KERN_ERR "codec_ready: codec %i is not ready [0x%x]\n", secondary, snd_ymfpci_readw(chip, reg));
90 	return -EBUSY;
91 }
92 
snd_ymfpci_codec_write(struct snd_ac97 * ac97,u16 reg,u16 val)93 static void snd_ymfpci_codec_write(struct snd_ac97 *ac97, u16 reg, u16 val)
94 {
95 	struct snd_ymfpci *chip = ac97->private_data;
96 	u32 cmd;
97 
98 	snd_ymfpci_codec_ready(chip, 0);
99 	cmd = ((YDSXG_AC97WRITECMD | reg) << 16) | val;
100 	snd_ymfpci_writel(chip, YDSXGR_AC97CMDDATA, cmd);
101 }
102 
snd_ymfpci_codec_read(struct snd_ac97 * ac97,u16 reg)103 static u16 snd_ymfpci_codec_read(struct snd_ac97 *ac97, u16 reg)
104 {
105 	struct snd_ymfpci *chip = ac97->private_data;
106 
107 	if (snd_ymfpci_codec_ready(chip, 0))
108 		return ~0;
109 	snd_ymfpci_writew(chip, YDSXGR_AC97CMDADR, YDSXG_AC97READCMD | reg);
110 	if (snd_ymfpci_codec_ready(chip, 0))
111 		return ~0;
112 	if (chip->device_id == PCI_DEVICE_ID_YAMAHA_744 && chip->rev < 2) {
113 		int i;
114 		for (i = 0; i < 600; i++)
115 			snd_ymfpci_readw(chip, YDSXGR_PRISTATUSDATA);
116 	}
117 	return snd_ymfpci_readw(chip, YDSXGR_PRISTATUSDATA);
118 }
119 
120 /*
121  *  Misc routines
122  */
123 
snd_ymfpci_calc_delta(u32 rate)124 static u32 snd_ymfpci_calc_delta(u32 rate)
125 {
126 	switch (rate) {
127 	case 8000:	return 0x02aaab00;
128 	case 11025:	return 0x03accd00;
129 	case 16000:	return 0x05555500;
130 	case 22050:	return 0x07599a00;
131 	case 32000:	return 0x0aaaab00;
132 	case 44100:	return 0x0eb33300;
133 	default:	return ((rate << 16) / 375) << 5;
134 	}
135 }
136 
137 static u32 def_rate[8] = {
138 	100, 2000, 8000, 11025, 16000, 22050, 32000, 48000
139 };
140 
snd_ymfpci_calc_lpfK(u32 rate)141 static u32 snd_ymfpci_calc_lpfK(u32 rate)
142 {
143 	u32 i;
144 	static u32 val[8] = {
145 		0x00570000, 0x06AA0000, 0x18B20000, 0x20930000,
146 		0x2B9A0000, 0x35A10000, 0x3EAA0000, 0x40000000
147 	};
148 
149 	if (rate == 44100)
150 		return 0x40000000;	/* FIXME: What's the right value? */
151 	for (i = 0; i < 8; i++)
152 		if (rate <= def_rate[i])
153 			return val[i];
154 	return val[0];
155 }
156 
snd_ymfpci_calc_lpfQ(u32 rate)157 static u32 snd_ymfpci_calc_lpfQ(u32 rate)
158 {
159 	u32 i;
160 	static u32 val[8] = {
161 		0x35280000, 0x34A70000, 0x32020000, 0x31770000,
162 		0x31390000, 0x31C90000, 0x33D00000, 0x40000000
163 	};
164 
165 	if (rate == 44100)
166 		return 0x370A0000;
167 	for (i = 0; i < 8; i++)
168 		if (rate <= def_rate[i])
169 			return val[i];
170 	return val[0];
171 }
172 
173 /*
174  *  Hardware start management
175  */
176 
snd_ymfpci_hw_start(struct snd_ymfpci * chip)177 static void snd_ymfpci_hw_start(struct snd_ymfpci *chip)
178 {
179 	unsigned long flags;
180 
181 	spin_lock_irqsave(&chip->reg_lock, flags);
182 	if (chip->start_count++ > 0)
183 		goto __end;
184 	snd_ymfpci_writel(chip, YDSXGR_MODE,
185 			  snd_ymfpci_readl(chip, YDSXGR_MODE) | 3);
186 	chip->active_bank = snd_ymfpci_readl(chip, YDSXGR_CTRLSELECT) & 1;
187       __end:
188       	spin_unlock_irqrestore(&chip->reg_lock, flags);
189 }
190 
snd_ymfpci_hw_stop(struct snd_ymfpci * chip)191 static void snd_ymfpci_hw_stop(struct snd_ymfpci *chip)
192 {
193 	unsigned long flags;
194 	long timeout = 1000;
195 
196 	spin_lock_irqsave(&chip->reg_lock, flags);
197 	if (--chip->start_count > 0)
198 		goto __end;
199 	snd_ymfpci_writel(chip, YDSXGR_MODE,
200 			  snd_ymfpci_readl(chip, YDSXGR_MODE) & ~3);
201 	while (timeout-- > 0) {
202 		if ((snd_ymfpci_readl(chip, YDSXGR_STATUS) & 2) == 0)
203 			break;
204 	}
205 	if (atomic_read(&chip->interrupt_sleep_count)) {
206 		atomic_set(&chip->interrupt_sleep_count, 0);
207 		wake_up(&chip->interrupt_sleep);
208 	}
209       __end:
210       	spin_unlock_irqrestore(&chip->reg_lock, flags);
211 }
212 
213 /*
214  *  Playback voice management
215  */
216 
voice_alloc(struct snd_ymfpci * chip,enum snd_ymfpci_voice_type type,int pair,struct snd_ymfpci_voice ** rvoice)217 static int voice_alloc(struct snd_ymfpci *chip,
218 		       enum snd_ymfpci_voice_type type, int pair,
219 		       struct snd_ymfpci_voice **rvoice)
220 {
221 	struct snd_ymfpci_voice *voice, *voice2;
222 	int idx;
223 
224 	*rvoice = NULL;
225 	for (idx = 0; idx < YDSXG_PLAYBACK_VOICES; idx += pair ? 2 : 1) {
226 		voice = &chip->voices[idx];
227 		voice2 = pair ? &chip->voices[idx+1] : NULL;
228 		if (voice->use || (voice2 && voice2->use))
229 			continue;
230 		voice->use = 1;
231 		if (voice2)
232 			voice2->use = 1;
233 		switch (type) {
234 		case YMFPCI_PCM:
235 			voice->pcm = 1;
236 			if (voice2)
237 				voice2->pcm = 1;
238 			break;
239 		case YMFPCI_SYNTH:
240 			voice->synth = 1;
241 			break;
242 		case YMFPCI_MIDI:
243 			voice->midi = 1;
244 			break;
245 		}
246 		snd_ymfpci_hw_start(chip);
247 		if (voice2)
248 			snd_ymfpci_hw_start(chip);
249 		*rvoice = voice;
250 		return 0;
251 	}
252 	return -ENOMEM;
253 }
254 
snd_ymfpci_voice_alloc(struct snd_ymfpci * chip,enum snd_ymfpci_voice_type type,int pair,struct snd_ymfpci_voice ** rvoice)255 static int snd_ymfpci_voice_alloc(struct snd_ymfpci *chip,
256 				  enum snd_ymfpci_voice_type type, int pair,
257 				  struct snd_ymfpci_voice **rvoice)
258 {
259 	unsigned long flags;
260 	int result;
261 
262 	if (snd_BUG_ON(!rvoice))
263 		return -EINVAL;
264 	if (snd_BUG_ON(pair && type != YMFPCI_PCM))
265 		return -EINVAL;
266 
267 	spin_lock_irqsave(&chip->voice_lock, flags);
268 	for (;;) {
269 		result = voice_alloc(chip, type, pair, rvoice);
270 		if (result == 0 || type != YMFPCI_PCM)
271 			break;
272 		/* TODO: synth/midi voice deallocation */
273 		break;
274 	}
275 	spin_unlock_irqrestore(&chip->voice_lock, flags);
276 	return result;
277 }
278 
snd_ymfpci_voice_free(struct snd_ymfpci * chip,struct snd_ymfpci_voice * pvoice)279 static int snd_ymfpci_voice_free(struct snd_ymfpci *chip, struct snd_ymfpci_voice *pvoice)
280 {
281 	unsigned long flags;
282 
283 	if (snd_BUG_ON(!pvoice))
284 		return -EINVAL;
285 	snd_ymfpci_hw_stop(chip);
286 	spin_lock_irqsave(&chip->voice_lock, flags);
287 	if (pvoice->number == chip->src441_used) {
288 		chip->src441_used = -1;
289 		pvoice->ypcm->use_441_slot = 0;
290 	}
291 	pvoice->use = pvoice->pcm = pvoice->synth = pvoice->midi = 0;
292 	pvoice->ypcm = NULL;
293 	pvoice->interrupt = NULL;
294 	spin_unlock_irqrestore(&chip->voice_lock, flags);
295 	return 0;
296 }
297 
298 /*
299  *  PCM part
300  */
301 
snd_ymfpci_pcm_interrupt(struct snd_ymfpci * chip,struct snd_ymfpci_voice * voice)302 static void snd_ymfpci_pcm_interrupt(struct snd_ymfpci *chip, struct snd_ymfpci_voice *voice)
303 {
304 	struct snd_ymfpci_pcm *ypcm;
305 	u32 pos, delta;
306 
307 	if ((ypcm = voice->ypcm) == NULL)
308 		return;
309 	if (ypcm->substream == NULL)
310 		return;
311 	spin_lock(&chip->reg_lock);
312 	if (ypcm->running) {
313 		pos = le32_to_cpu(voice->bank[chip->active_bank].start);
314 		if (pos < ypcm->last_pos)
315 			delta = pos + (ypcm->buffer_size - ypcm->last_pos);
316 		else
317 			delta = pos - ypcm->last_pos;
318 		ypcm->period_pos += delta;
319 		ypcm->last_pos = pos;
320 		if (ypcm->period_pos >= ypcm->period_size) {
321 			// printk("done - active_bank = 0x%x, start = 0x%x\n", chip->active_bank, voice->bank[chip->active_bank].start);
322 			ypcm->period_pos %= ypcm->period_size;
323 			spin_unlock(&chip->reg_lock);
324 			snd_pcm_period_elapsed(ypcm->substream);
325 			spin_lock(&chip->reg_lock);
326 		}
327 
328 		if (unlikely(ypcm->update_pcm_vol)) {
329 			unsigned int subs = ypcm->substream->number;
330 			unsigned int next_bank = 1 - chip->active_bank;
331 			struct snd_ymfpci_playback_bank *bank;
332 			u32 volume;
333 
334 			bank = &voice->bank[next_bank];
335 			volume = cpu_to_le32(chip->pcm_mixer[subs].left << 15);
336 			bank->left_gain_end = volume;
337 			if (ypcm->output_rear)
338 				bank->eff2_gain_end = volume;
339 			if (ypcm->voices[1])
340 				bank = &ypcm->voices[1]->bank[next_bank];
341 			volume = cpu_to_le32(chip->pcm_mixer[subs].right << 15);
342 			bank->right_gain_end = volume;
343 			if (ypcm->output_rear)
344 				bank->eff3_gain_end = volume;
345 			ypcm->update_pcm_vol--;
346 		}
347 	}
348 	spin_unlock(&chip->reg_lock);
349 }
350 
snd_ymfpci_pcm_capture_interrupt(struct snd_pcm_substream * substream)351 static void snd_ymfpci_pcm_capture_interrupt(struct snd_pcm_substream *substream)
352 {
353 	struct snd_pcm_runtime *runtime = substream->runtime;
354 	struct snd_ymfpci_pcm *ypcm = runtime->private_data;
355 	struct snd_ymfpci *chip = ypcm->chip;
356 	u32 pos, delta;
357 
358 	spin_lock(&chip->reg_lock);
359 	if (ypcm->running) {
360 		pos = le32_to_cpu(chip->bank_capture[ypcm->capture_bank_number][chip->active_bank]->start) >> ypcm->shift;
361 		if (pos < ypcm->last_pos)
362 			delta = pos + (ypcm->buffer_size - ypcm->last_pos);
363 		else
364 			delta = pos - ypcm->last_pos;
365 		ypcm->period_pos += delta;
366 		ypcm->last_pos = pos;
367 		if (ypcm->period_pos >= ypcm->period_size) {
368 			ypcm->period_pos %= ypcm->period_size;
369 			// printk("done - active_bank = 0x%x, start = 0x%x\n", chip->active_bank, voice->bank[chip->active_bank].start);
370 			spin_unlock(&chip->reg_lock);
371 			snd_pcm_period_elapsed(substream);
372 			spin_lock(&chip->reg_lock);
373 		}
374 	}
375 	spin_unlock(&chip->reg_lock);
376 }
377 
snd_ymfpci_playback_trigger(struct snd_pcm_substream * substream,int cmd)378 static int snd_ymfpci_playback_trigger(struct snd_pcm_substream *substream,
379 				       int cmd)
380 {
381 	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
382 	struct snd_ymfpci_pcm *ypcm = substream->runtime->private_data;
383 	struct snd_kcontrol *kctl = NULL;
384 	int result = 0;
385 
386 	spin_lock(&chip->reg_lock);
387 	if (ypcm->voices[0] == NULL) {
388 		result = -EINVAL;
389 		goto __unlock;
390 	}
391 	switch (cmd) {
392 	case SNDRV_PCM_TRIGGER_START:
393 	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
394 	case SNDRV_PCM_TRIGGER_RESUME:
395 		chip->ctrl_playback[ypcm->voices[0]->number + 1] = cpu_to_le32(ypcm->voices[0]->bank_addr);
396 		if (ypcm->voices[1] != NULL && !ypcm->use_441_slot)
397 			chip->ctrl_playback[ypcm->voices[1]->number + 1] = cpu_to_le32(ypcm->voices[1]->bank_addr);
398 		ypcm->running = 1;
399 		break;
400 	case SNDRV_PCM_TRIGGER_STOP:
401 		if (substream->pcm == chip->pcm && !ypcm->use_441_slot) {
402 			kctl = chip->pcm_mixer[substream->number].ctl;
403 			kctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
404 		}
405 		/* fall through */
406 	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
407 	case SNDRV_PCM_TRIGGER_SUSPEND:
408 		chip->ctrl_playback[ypcm->voices[0]->number + 1] = 0;
409 		if (ypcm->voices[1] != NULL && !ypcm->use_441_slot)
410 			chip->ctrl_playback[ypcm->voices[1]->number + 1] = 0;
411 		ypcm->running = 0;
412 		break;
413 	default:
414 		result = -EINVAL;
415 		break;
416 	}
417       __unlock:
418 	spin_unlock(&chip->reg_lock);
419 	if (kctl)
420 		snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_INFO, &kctl->id);
421 	return result;
422 }
snd_ymfpci_capture_trigger(struct snd_pcm_substream * substream,int cmd)423 static int snd_ymfpci_capture_trigger(struct snd_pcm_substream *substream,
424 				      int cmd)
425 {
426 	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
427 	struct snd_ymfpci_pcm *ypcm = substream->runtime->private_data;
428 	int result = 0;
429 	u32 tmp;
430 
431 	spin_lock(&chip->reg_lock);
432 	switch (cmd) {
433 	case SNDRV_PCM_TRIGGER_START:
434 	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
435 	case SNDRV_PCM_TRIGGER_RESUME:
436 		tmp = snd_ymfpci_readl(chip, YDSXGR_MAPOFREC) | (1 << ypcm->capture_bank_number);
437 		snd_ymfpci_writel(chip, YDSXGR_MAPOFREC, tmp);
438 		ypcm->running = 1;
439 		break;
440 	case SNDRV_PCM_TRIGGER_STOP:
441 	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
442 	case SNDRV_PCM_TRIGGER_SUSPEND:
443 		tmp = snd_ymfpci_readl(chip, YDSXGR_MAPOFREC) & ~(1 << ypcm->capture_bank_number);
444 		snd_ymfpci_writel(chip, YDSXGR_MAPOFREC, tmp);
445 		ypcm->running = 0;
446 		break;
447 	default:
448 		result = -EINVAL;
449 		break;
450 	}
451 	spin_unlock(&chip->reg_lock);
452 	return result;
453 }
454 
snd_ymfpci_pcm_voice_alloc(struct snd_ymfpci_pcm * ypcm,int voices)455 static int snd_ymfpci_pcm_voice_alloc(struct snd_ymfpci_pcm *ypcm, int voices)
456 {
457 	int err;
458 
459 	if (ypcm->voices[1] != NULL && voices < 2) {
460 		snd_ymfpci_voice_free(ypcm->chip, ypcm->voices[1]);
461 		ypcm->voices[1] = NULL;
462 	}
463 	if (voices == 1 && ypcm->voices[0] != NULL)
464 		return 0;		/* already allocated */
465 	if (voices == 2 && ypcm->voices[0] != NULL && ypcm->voices[1] != NULL)
466 		return 0;		/* already allocated */
467 	if (voices > 1) {
468 		if (ypcm->voices[0] != NULL && ypcm->voices[1] == NULL) {
469 			snd_ymfpci_voice_free(ypcm->chip, ypcm->voices[0]);
470 			ypcm->voices[0] = NULL;
471 		}
472 	}
473 	err = snd_ymfpci_voice_alloc(ypcm->chip, YMFPCI_PCM, voices > 1, &ypcm->voices[0]);
474 	if (err < 0)
475 		return err;
476 	ypcm->voices[0]->ypcm = ypcm;
477 	ypcm->voices[0]->interrupt = snd_ymfpci_pcm_interrupt;
478 	if (voices > 1) {
479 		ypcm->voices[1] = &ypcm->chip->voices[ypcm->voices[0]->number + 1];
480 		ypcm->voices[1]->ypcm = ypcm;
481 	}
482 	return 0;
483 }
484 
snd_ymfpci_pcm_init_voice(struct snd_ymfpci_pcm * ypcm,unsigned int voiceidx,struct snd_pcm_runtime * runtime,int has_pcm_volume)485 static void snd_ymfpci_pcm_init_voice(struct snd_ymfpci_pcm *ypcm, unsigned int voiceidx,
486 				      struct snd_pcm_runtime *runtime,
487 				      int has_pcm_volume)
488 {
489 	struct snd_ymfpci_voice *voice = ypcm->voices[voiceidx];
490 	u32 format;
491 	u32 delta = snd_ymfpci_calc_delta(runtime->rate);
492 	u32 lpfQ = snd_ymfpci_calc_lpfQ(runtime->rate);
493 	u32 lpfK = snd_ymfpci_calc_lpfK(runtime->rate);
494 	struct snd_ymfpci_playback_bank *bank;
495 	unsigned int nbank;
496 	u32 vol_left, vol_right;
497 	u8 use_left, use_right;
498 	unsigned long flags;
499 
500 	if (snd_BUG_ON(!voice))
501 		return;
502 	if (runtime->channels == 1) {
503 		use_left = 1;
504 		use_right = 1;
505 	} else {
506 		use_left = (voiceidx & 1) == 0;
507 		use_right = !use_left;
508 	}
509 	if (has_pcm_volume) {
510 		vol_left = cpu_to_le32(ypcm->chip->pcm_mixer
511 				       [ypcm->substream->number].left << 15);
512 		vol_right = cpu_to_le32(ypcm->chip->pcm_mixer
513 					[ypcm->substream->number].right << 15);
514 	} else {
515 		vol_left = cpu_to_le32(0x40000000);
516 		vol_right = cpu_to_le32(0x40000000);
517 	}
518 	spin_lock_irqsave(&ypcm->chip->voice_lock, flags);
519 	format = runtime->channels == 2 ? 0x00010000 : 0;
520 	if (snd_pcm_format_width(runtime->format) == 8)
521 		format |= 0x80000000;
522 	else if (ypcm->chip->device_id == PCI_DEVICE_ID_YAMAHA_754 &&
523 		 runtime->rate == 44100 && runtime->channels == 2 &&
524 		 voiceidx == 0 && (ypcm->chip->src441_used == -1 ||
525 				   ypcm->chip->src441_used == voice->number)) {
526 		ypcm->chip->src441_used = voice->number;
527 		ypcm->use_441_slot = 1;
528 		format |= 0x10000000;
529 	}
530 	if (ypcm->chip->src441_used == voice->number &&
531 	    (format & 0x10000000) == 0) {
532 		ypcm->chip->src441_used = -1;
533 		ypcm->use_441_slot = 0;
534 	}
535 	if (runtime->channels == 2 && (voiceidx & 1) != 0)
536 		format |= 1;
537 	spin_unlock_irqrestore(&ypcm->chip->voice_lock, flags);
538 	for (nbank = 0; nbank < 2; nbank++) {
539 		bank = &voice->bank[nbank];
540 		memset(bank, 0, sizeof(*bank));
541 		bank->format = cpu_to_le32(format);
542 		bank->base = cpu_to_le32(runtime->dma_addr);
543 		bank->loop_end = cpu_to_le32(ypcm->buffer_size);
544 		bank->lpfQ = cpu_to_le32(lpfQ);
545 		bank->delta =
546 		bank->delta_end = cpu_to_le32(delta);
547 		bank->lpfK =
548 		bank->lpfK_end = cpu_to_le32(lpfK);
549 		bank->eg_gain =
550 		bank->eg_gain_end = cpu_to_le32(0x40000000);
551 
552 		if (ypcm->output_front) {
553 			if (use_left) {
554 				bank->left_gain =
555 				bank->left_gain_end = vol_left;
556 			}
557 			if (use_right) {
558 				bank->right_gain =
559 				bank->right_gain_end = vol_right;
560 			}
561 		}
562 		if (ypcm->output_rear) {
563 		        if (!ypcm->swap_rear) {
564         			if (use_left) {
565         				bank->eff2_gain =
566         				bank->eff2_gain_end = vol_left;
567         			}
568         			if (use_right) {
569         				bank->eff3_gain =
570         				bank->eff3_gain_end = vol_right;
571         			}
572 		        } else {
573         			/* The SPDIF out channels seem to be swapped, so we have
574         			 * to swap them here, too.  The rear analog out channels
575         			 * will be wrong, but otherwise AC3 would not work.
576         			 */
577         			if (use_left) {
578         				bank->eff3_gain =
579         				bank->eff3_gain_end = vol_left;
580         			}
581         			if (use_right) {
582         				bank->eff2_gain =
583         				bank->eff2_gain_end = vol_right;
584         			}
585         		}
586                 }
587 	}
588 }
589 
snd_ymfpci_ac3_init(struct snd_ymfpci * chip)590 static int __devinit snd_ymfpci_ac3_init(struct snd_ymfpci *chip)
591 {
592 	if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(chip->pci),
593 				4096, &chip->ac3_tmp_base) < 0)
594 		return -ENOMEM;
595 
596 	chip->bank_effect[3][0]->base =
597 	chip->bank_effect[3][1]->base = cpu_to_le32(chip->ac3_tmp_base.addr);
598 	chip->bank_effect[3][0]->loop_end =
599 	chip->bank_effect[3][1]->loop_end = cpu_to_le32(1024);
600 	chip->bank_effect[4][0]->base =
601 	chip->bank_effect[4][1]->base = cpu_to_le32(chip->ac3_tmp_base.addr + 2048);
602 	chip->bank_effect[4][0]->loop_end =
603 	chip->bank_effect[4][1]->loop_end = cpu_to_le32(1024);
604 
605 	spin_lock_irq(&chip->reg_lock);
606 	snd_ymfpci_writel(chip, YDSXGR_MAPOFEFFECT,
607 			  snd_ymfpci_readl(chip, YDSXGR_MAPOFEFFECT) | 3 << 3);
608 	spin_unlock_irq(&chip->reg_lock);
609 	return 0;
610 }
611 
snd_ymfpci_ac3_done(struct snd_ymfpci * chip)612 static int snd_ymfpci_ac3_done(struct snd_ymfpci *chip)
613 {
614 	spin_lock_irq(&chip->reg_lock);
615 	snd_ymfpci_writel(chip, YDSXGR_MAPOFEFFECT,
616 			  snd_ymfpci_readl(chip, YDSXGR_MAPOFEFFECT) & ~(3 << 3));
617 	spin_unlock_irq(&chip->reg_lock);
618 	// snd_ymfpci_irq_wait(chip);
619 	if (chip->ac3_tmp_base.area) {
620 		snd_dma_free_pages(&chip->ac3_tmp_base);
621 		chip->ac3_tmp_base.area = NULL;
622 	}
623 	return 0;
624 }
625 
snd_ymfpci_playback_hw_params(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * hw_params)626 static int snd_ymfpci_playback_hw_params(struct snd_pcm_substream *substream,
627 					 struct snd_pcm_hw_params *hw_params)
628 {
629 	struct snd_pcm_runtime *runtime = substream->runtime;
630 	struct snd_ymfpci_pcm *ypcm = runtime->private_data;
631 	int err;
632 
633 	if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0)
634 		return err;
635 	if ((err = snd_ymfpci_pcm_voice_alloc(ypcm, params_channels(hw_params))) < 0)
636 		return err;
637 	return 0;
638 }
639 
snd_ymfpci_playback_hw_free(struct snd_pcm_substream * substream)640 static int snd_ymfpci_playback_hw_free(struct snd_pcm_substream *substream)
641 {
642 	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
643 	struct snd_pcm_runtime *runtime = substream->runtime;
644 	struct snd_ymfpci_pcm *ypcm;
645 
646 	if (runtime->private_data == NULL)
647 		return 0;
648 	ypcm = runtime->private_data;
649 
650 	/* wait, until the PCI operations are not finished */
651 	snd_ymfpci_irq_wait(chip);
652 	snd_pcm_lib_free_pages(substream);
653 	if (ypcm->voices[1]) {
654 		snd_ymfpci_voice_free(chip, ypcm->voices[1]);
655 		ypcm->voices[1] = NULL;
656 	}
657 	if (ypcm->voices[0]) {
658 		snd_ymfpci_voice_free(chip, ypcm->voices[0]);
659 		ypcm->voices[0] = NULL;
660 	}
661 	return 0;
662 }
663 
snd_ymfpci_playback_prepare(struct snd_pcm_substream * substream)664 static int snd_ymfpci_playback_prepare(struct snd_pcm_substream *substream)
665 {
666 	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
667 	struct snd_pcm_runtime *runtime = substream->runtime;
668 	struct snd_ymfpci_pcm *ypcm = runtime->private_data;
669 	struct snd_kcontrol *kctl;
670 	unsigned int nvoice;
671 
672 	ypcm->period_size = runtime->period_size;
673 	ypcm->buffer_size = runtime->buffer_size;
674 	ypcm->period_pos = 0;
675 	ypcm->last_pos = 0;
676 	for (nvoice = 0; nvoice < runtime->channels; nvoice++)
677 		snd_ymfpci_pcm_init_voice(ypcm, nvoice, runtime,
678 					  substream->pcm == chip->pcm);
679 
680 	if (substream->pcm == chip->pcm && !ypcm->use_441_slot) {
681 		kctl = chip->pcm_mixer[substream->number].ctl;
682 		kctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
683 		snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_INFO, &kctl->id);
684 	}
685 	return 0;
686 }
687 
snd_ymfpci_capture_hw_params(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * hw_params)688 static int snd_ymfpci_capture_hw_params(struct snd_pcm_substream *substream,
689 					struct snd_pcm_hw_params *hw_params)
690 {
691 	return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
692 }
693 
snd_ymfpci_capture_hw_free(struct snd_pcm_substream * substream)694 static int snd_ymfpci_capture_hw_free(struct snd_pcm_substream *substream)
695 {
696 	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
697 
698 	/* wait, until the PCI operations are not finished */
699 	snd_ymfpci_irq_wait(chip);
700 	return snd_pcm_lib_free_pages(substream);
701 }
702 
snd_ymfpci_capture_prepare(struct snd_pcm_substream * substream)703 static int snd_ymfpci_capture_prepare(struct snd_pcm_substream *substream)
704 {
705 	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
706 	struct snd_pcm_runtime *runtime = substream->runtime;
707 	struct snd_ymfpci_pcm *ypcm = runtime->private_data;
708 	struct snd_ymfpci_capture_bank * bank;
709 	int nbank;
710 	u32 rate, format;
711 
712 	ypcm->period_size = runtime->period_size;
713 	ypcm->buffer_size = runtime->buffer_size;
714 	ypcm->period_pos = 0;
715 	ypcm->last_pos = 0;
716 	ypcm->shift = 0;
717 	rate = ((48000 * 4096) / runtime->rate) - 1;
718 	format = 0;
719 	if (runtime->channels == 2) {
720 		format |= 2;
721 		ypcm->shift++;
722 	}
723 	if (snd_pcm_format_width(runtime->format) == 8)
724 		format |= 1;
725 	else
726 		ypcm->shift++;
727 	switch (ypcm->capture_bank_number) {
728 	case 0:
729 		snd_ymfpci_writel(chip, YDSXGR_RECFORMAT, format);
730 		snd_ymfpci_writel(chip, YDSXGR_RECSLOTSR, rate);
731 		break;
732 	case 1:
733 		snd_ymfpci_writel(chip, YDSXGR_ADCFORMAT, format);
734 		snd_ymfpci_writel(chip, YDSXGR_ADCSLOTSR, rate);
735 		break;
736 	}
737 	for (nbank = 0; nbank < 2; nbank++) {
738 		bank = chip->bank_capture[ypcm->capture_bank_number][nbank];
739 		bank->base = cpu_to_le32(runtime->dma_addr);
740 		bank->loop_end = cpu_to_le32(ypcm->buffer_size << ypcm->shift);
741 		bank->start = 0;
742 		bank->num_of_loops = 0;
743 	}
744 	return 0;
745 }
746 
snd_ymfpci_playback_pointer(struct snd_pcm_substream * substream)747 static snd_pcm_uframes_t snd_ymfpci_playback_pointer(struct snd_pcm_substream *substream)
748 {
749 	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
750 	struct snd_pcm_runtime *runtime = substream->runtime;
751 	struct snd_ymfpci_pcm *ypcm = runtime->private_data;
752 	struct snd_ymfpci_voice *voice = ypcm->voices[0];
753 
754 	if (!(ypcm->running && voice))
755 		return 0;
756 	return le32_to_cpu(voice->bank[chip->active_bank].start);
757 }
758 
snd_ymfpci_capture_pointer(struct snd_pcm_substream * substream)759 static snd_pcm_uframes_t snd_ymfpci_capture_pointer(struct snd_pcm_substream *substream)
760 {
761 	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
762 	struct snd_pcm_runtime *runtime = substream->runtime;
763 	struct snd_ymfpci_pcm *ypcm = runtime->private_data;
764 
765 	if (!ypcm->running)
766 		return 0;
767 	return le32_to_cpu(chip->bank_capture[ypcm->capture_bank_number][chip->active_bank]->start) >> ypcm->shift;
768 }
769 
snd_ymfpci_irq_wait(struct snd_ymfpci * chip)770 static void snd_ymfpci_irq_wait(struct snd_ymfpci *chip)
771 {
772 	wait_queue_t wait;
773 	int loops = 4;
774 
775 	while (loops-- > 0) {
776 		if ((snd_ymfpci_readl(chip, YDSXGR_MODE) & 3) == 0)
777 		 	continue;
778 		init_waitqueue_entry(&wait, current);
779 		add_wait_queue(&chip->interrupt_sleep, &wait);
780 		atomic_inc(&chip->interrupt_sleep_count);
781 		schedule_timeout_uninterruptible(msecs_to_jiffies(50));
782 		remove_wait_queue(&chip->interrupt_sleep, &wait);
783 	}
784 }
785 
snd_ymfpci_interrupt(int irq,void * dev_id)786 static irqreturn_t snd_ymfpci_interrupt(int irq, void *dev_id)
787 {
788 	struct snd_ymfpci *chip = dev_id;
789 	u32 status, nvoice, mode;
790 	struct snd_ymfpci_voice *voice;
791 
792 	status = snd_ymfpci_readl(chip, YDSXGR_STATUS);
793 	if (status & 0x80000000) {
794 		chip->active_bank = snd_ymfpci_readl(chip, YDSXGR_CTRLSELECT) & 1;
795 		spin_lock(&chip->voice_lock);
796 		for (nvoice = 0; nvoice < YDSXG_PLAYBACK_VOICES; nvoice++) {
797 			voice = &chip->voices[nvoice];
798 			if (voice->interrupt)
799 				voice->interrupt(chip, voice);
800 		}
801 		for (nvoice = 0; nvoice < YDSXG_CAPTURE_VOICES; nvoice++) {
802 			if (chip->capture_substream[nvoice])
803 				snd_ymfpci_pcm_capture_interrupt(chip->capture_substream[nvoice]);
804 		}
805 #if 0
806 		for (nvoice = 0; nvoice < YDSXG_EFFECT_VOICES; nvoice++) {
807 			if (chip->effect_substream[nvoice])
808 				snd_ymfpci_pcm_effect_interrupt(chip->effect_substream[nvoice]);
809 		}
810 #endif
811 		spin_unlock(&chip->voice_lock);
812 		spin_lock(&chip->reg_lock);
813 		snd_ymfpci_writel(chip, YDSXGR_STATUS, 0x80000000);
814 		mode = snd_ymfpci_readl(chip, YDSXGR_MODE) | 2;
815 		snd_ymfpci_writel(chip, YDSXGR_MODE, mode);
816 		spin_unlock(&chip->reg_lock);
817 
818 		if (atomic_read(&chip->interrupt_sleep_count)) {
819 			atomic_set(&chip->interrupt_sleep_count, 0);
820 			wake_up(&chip->interrupt_sleep);
821 		}
822 	}
823 
824 	status = snd_ymfpci_readw(chip, YDSXGR_INTFLAG);
825 	if (status & 1) {
826 		if (chip->timer)
827 			snd_timer_interrupt(chip->timer, chip->timer->sticks);
828 	}
829 	snd_ymfpci_writew(chip, YDSXGR_INTFLAG, status);
830 
831 	if (chip->rawmidi)
832 		snd_mpu401_uart_interrupt(irq, chip->rawmidi->private_data);
833 	return IRQ_HANDLED;
834 }
835 
836 static struct snd_pcm_hardware snd_ymfpci_playback =
837 {
838 	.info =			(SNDRV_PCM_INFO_MMAP |
839 				 SNDRV_PCM_INFO_MMAP_VALID |
840 				 SNDRV_PCM_INFO_INTERLEAVED |
841 				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
842 				 SNDRV_PCM_INFO_PAUSE |
843 				 SNDRV_PCM_INFO_RESUME),
844 	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
845 	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
846 	.rate_min =		8000,
847 	.rate_max =		48000,
848 	.channels_min =		1,
849 	.channels_max =		2,
850 	.buffer_bytes_max =	256 * 1024, /* FIXME: enough? */
851 	.period_bytes_min =	64,
852 	.period_bytes_max =	256 * 1024, /* FIXME: enough? */
853 	.periods_min =		3,
854 	.periods_max =		1024,
855 	.fifo_size =		0,
856 };
857 
858 static struct snd_pcm_hardware snd_ymfpci_capture =
859 {
860 	.info =			(SNDRV_PCM_INFO_MMAP |
861 				 SNDRV_PCM_INFO_MMAP_VALID |
862 				 SNDRV_PCM_INFO_INTERLEAVED |
863 				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
864 				 SNDRV_PCM_INFO_PAUSE |
865 				 SNDRV_PCM_INFO_RESUME),
866 	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
867 	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
868 	.rate_min =		8000,
869 	.rate_max =		48000,
870 	.channels_min =		1,
871 	.channels_max =		2,
872 	.buffer_bytes_max =	256 * 1024, /* FIXME: enough? */
873 	.period_bytes_min =	64,
874 	.period_bytes_max =	256 * 1024, /* FIXME: enough? */
875 	.periods_min =		3,
876 	.periods_max =		1024,
877 	.fifo_size =		0,
878 };
879 
snd_ymfpci_pcm_free_substream(struct snd_pcm_runtime * runtime)880 static void snd_ymfpci_pcm_free_substream(struct snd_pcm_runtime *runtime)
881 {
882 	kfree(runtime->private_data);
883 }
884 
snd_ymfpci_playback_open_1(struct snd_pcm_substream * substream)885 static int snd_ymfpci_playback_open_1(struct snd_pcm_substream *substream)
886 {
887 	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
888 	struct snd_pcm_runtime *runtime = substream->runtime;
889 	struct snd_ymfpci_pcm *ypcm;
890 
891 	ypcm = kzalloc(sizeof(*ypcm), GFP_KERNEL);
892 	if (ypcm == NULL)
893 		return -ENOMEM;
894 	ypcm->chip = chip;
895 	ypcm->type = PLAYBACK_VOICE;
896 	ypcm->substream = substream;
897 	runtime->hw = snd_ymfpci_playback;
898 	runtime->private_data = ypcm;
899 	runtime->private_free = snd_ymfpci_pcm_free_substream;
900 	/* FIXME? True value is 256/48 = 5.33333 ms */
901 	snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_TIME, 5333, UINT_MAX);
902 	return 0;
903 }
904 
905 /* call with spinlock held */
ymfpci_open_extension(struct snd_ymfpci * chip)906 static void ymfpci_open_extension(struct snd_ymfpci *chip)
907 {
908 	if (! chip->rear_opened) {
909 		if (! chip->spdif_opened) /* set AC3 */
910 			snd_ymfpci_writel(chip, YDSXGR_MODE,
911 					  snd_ymfpci_readl(chip, YDSXGR_MODE) | (1 << 30));
912 		/* enable second codec (4CHEN) */
913 		snd_ymfpci_writew(chip, YDSXGR_SECCONFIG,
914 				  (snd_ymfpci_readw(chip, YDSXGR_SECCONFIG) & ~0x0330) | 0x0010);
915 	}
916 }
917 
918 /* call with spinlock held */
ymfpci_close_extension(struct snd_ymfpci * chip)919 static void ymfpci_close_extension(struct snd_ymfpci *chip)
920 {
921 	if (! chip->rear_opened) {
922 		if (! chip->spdif_opened)
923 			snd_ymfpci_writel(chip, YDSXGR_MODE,
924 					  snd_ymfpci_readl(chip, YDSXGR_MODE) & ~(1 << 30));
925 		snd_ymfpci_writew(chip, YDSXGR_SECCONFIG,
926 				  (snd_ymfpci_readw(chip, YDSXGR_SECCONFIG) & ~0x0330) & ~0x0010);
927 	}
928 }
929 
snd_ymfpci_playback_open(struct snd_pcm_substream * substream)930 static int snd_ymfpci_playback_open(struct snd_pcm_substream *substream)
931 {
932 	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
933 	struct snd_pcm_runtime *runtime = substream->runtime;
934 	struct snd_ymfpci_pcm *ypcm;
935 	int err;
936 
937 	if ((err = snd_ymfpci_playback_open_1(substream)) < 0)
938 		return err;
939 	ypcm = runtime->private_data;
940 	ypcm->output_front = 1;
941 	ypcm->output_rear = chip->mode_dup4ch ? 1 : 0;
942 	ypcm->swap_rear = 0;
943 	spin_lock_irq(&chip->reg_lock);
944 	if (ypcm->output_rear) {
945 		ymfpci_open_extension(chip);
946 		chip->rear_opened++;
947 	}
948 	spin_unlock_irq(&chip->reg_lock);
949 	return 0;
950 }
951 
snd_ymfpci_playback_spdif_open(struct snd_pcm_substream * substream)952 static int snd_ymfpci_playback_spdif_open(struct snd_pcm_substream *substream)
953 {
954 	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
955 	struct snd_pcm_runtime *runtime = substream->runtime;
956 	struct snd_ymfpci_pcm *ypcm;
957 	int err;
958 
959 	if ((err = snd_ymfpci_playback_open_1(substream)) < 0)
960 		return err;
961 	ypcm = runtime->private_data;
962 	ypcm->output_front = 0;
963 	ypcm->output_rear = 1;
964 	ypcm->swap_rear = 1;
965 	spin_lock_irq(&chip->reg_lock);
966 	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTCTRL,
967 			  snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) | 2);
968 	ymfpci_open_extension(chip);
969 	chip->spdif_pcm_bits = chip->spdif_bits;
970 	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_pcm_bits);
971 	chip->spdif_opened++;
972 	spin_unlock_irq(&chip->reg_lock);
973 
974 	chip->spdif_pcm_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
975 	snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE |
976 		       SNDRV_CTL_EVENT_MASK_INFO, &chip->spdif_pcm_ctl->id);
977 	return 0;
978 }
979 
snd_ymfpci_playback_4ch_open(struct snd_pcm_substream * substream)980 static int snd_ymfpci_playback_4ch_open(struct snd_pcm_substream *substream)
981 {
982 	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
983 	struct snd_pcm_runtime *runtime = substream->runtime;
984 	struct snd_ymfpci_pcm *ypcm;
985 	int err;
986 
987 	if ((err = snd_ymfpci_playback_open_1(substream)) < 0)
988 		return err;
989 	ypcm = runtime->private_data;
990 	ypcm->output_front = 0;
991 	ypcm->output_rear = 1;
992 	ypcm->swap_rear = 0;
993 	spin_lock_irq(&chip->reg_lock);
994 	ymfpci_open_extension(chip);
995 	chip->rear_opened++;
996 	spin_unlock_irq(&chip->reg_lock);
997 	return 0;
998 }
999 
snd_ymfpci_capture_open(struct snd_pcm_substream * substream,u32 capture_bank_number)1000 static int snd_ymfpci_capture_open(struct snd_pcm_substream *substream,
1001 				   u32 capture_bank_number)
1002 {
1003 	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1004 	struct snd_pcm_runtime *runtime = substream->runtime;
1005 	struct snd_ymfpci_pcm *ypcm;
1006 
1007 	ypcm = kzalloc(sizeof(*ypcm), GFP_KERNEL);
1008 	if (ypcm == NULL)
1009 		return -ENOMEM;
1010 	ypcm->chip = chip;
1011 	ypcm->type = capture_bank_number + CAPTURE_REC;
1012 	ypcm->substream = substream;
1013 	ypcm->capture_bank_number = capture_bank_number;
1014 	chip->capture_substream[capture_bank_number] = substream;
1015 	runtime->hw = snd_ymfpci_capture;
1016 	/* FIXME? True value is 256/48 = 5.33333 ms */
1017 	snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_TIME, 5333, UINT_MAX);
1018 	runtime->private_data = ypcm;
1019 	runtime->private_free = snd_ymfpci_pcm_free_substream;
1020 	snd_ymfpci_hw_start(chip);
1021 	return 0;
1022 }
1023 
snd_ymfpci_capture_rec_open(struct snd_pcm_substream * substream)1024 static int snd_ymfpci_capture_rec_open(struct snd_pcm_substream *substream)
1025 {
1026 	return snd_ymfpci_capture_open(substream, 0);
1027 }
1028 
snd_ymfpci_capture_ac97_open(struct snd_pcm_substream * substream)1029 static int snd_ymfpci_capture_ac97_open(struct snd_pcm_substream *substream)
1030 {
1031 	return snd_ymfpci_capture_open(substream, 1);
1032 }
1033 
snd_ymfpci_playback_close_1(struct snd_pcm_substream * substream)1034 static int snd_ymfpci_playback_close_1(struct snd_pcm_substream *substream)
1035 {
1036 	return 0;
1037 }
1038 
snd_ymfpci_playback_close(struct snd_pcm_substream * substream)1039 static int snd_ymfpci_playback_close(struct snd_pcm_substream *substream)
1040 {
1041 	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1042 	struct snd_ymfpci_pcm *ypcm = substream->runtime->private_data;
1043 
1044 	spin_lock_irq(&chip->reg_lock);
1045 	if (ypcm->output_rear && chip->rear_opened > 0) {
1046 		chip->rear_opened--;
1047 		ymfpci_close_extension(chip);
1048 	}
1049 	spin_unlock_irq(&chip->reg_lock);
1050 	return snd_ymfpci_playback_close_1(substream);
1051 }
1052 
snd_ymfpci_playback_spdif_close(struct snd_pcm_substream * substream)1053 static int snd_ymfpci_playback_spdif_close(struct snd_pcm_substream *substream)
1054 {
1055 	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1056 
1057 	spin_lock_irq(&chip->reg_lock);
1058 	chip->spdif_opened = 0;
1059 	ymfpci_close_extension(chip);
1060 	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTCTRL,
1061 			  snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) & ~2);
1062 	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_bits);
1063 	spin_unlock_irq(&chip->reg_lock);
1064 	chip->spdif_pcm_ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1065 	snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE |
1066 		       SNDRV_CTL_EVENT_MASK_INFO, &chip->spdif_pcm_ctl->id);
1067 	return snd_ymfpci_playback_close_1(substream);
1068 }
1069 
snd_ymfpci_playback_4ch_close(struct snd_pcm_substream * substream)1070 static int snd_ymfpci_playback_4ch_close(struct snd_pcm_substream *substream)
1071 {
1072 	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1073 
1074 	spin_lock_irq(&chip->reg_lock);
1075 	if (chip->rear_opened > 0) {
1076 		chip->rear_opened--;
1077 		ymfpci_close_extension(chip);
1078 	}
1079 	spin_unlock_irq(&chip->reg_lock);
1080 	return snd_ymfpci_playback_close_1(substream);
1081 }
1082 
snd_ymfpci_capture_close(struct snd_pcm_substream * substream)1083 static int snd_ymfpci_capture_close(struct snd_pcm_substream *substream)
1084 {
1085 	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1086 	struct snd_pcm_runtime *runtime = substream->runtime;
1087 	struct snd_ymfpci_pcm *ypcm = runtime->private_data;
1088 
1089 	if (ypcm != NULL) {
1090 		chip->capture_substream[ypcm->capture_bank_number] = NULL;
1091 		snd_ymfpci_hw_stop(chip);
1092 	}
1093 	return 0;
1094 }
1095 
1096 static struct snd_pcm_ops snd_ymfpci_playback_ops = {
1097 	.open =			snd_ymfpci_playback_open,
1098 	.close =		snd_ymfpci_playback_close,
1099 	.ioctl =		snd_pcm_lib_ioctl,
1100 	.hw_params =		snd_ymfpci_playback_hw_params,
1101 	.hw_free =		snd_ymfpci_playback_hw_free,
1102 	.prepare =		snd_ymfpci_playback_prepare,
1103 	.trigger =		snd_ymfpci_playback_trigger,
1104 	.pointer =		snd_ymfpci_playback_pointer,
1105 };
1106 
1107 static struct snd_pcm_ops snd_ymfpci_capture_rec_ops = {
1108 	.open =			snd_ymfpci_capture_rec_open,
1109 	.close =		snd_ymfpci_capture_close,
1110 	.ioctl =		snd_pcm_lib_ioctl,
1111 	.hw_params =		snd_ymfpci_capture_hw_params,
1112 	.hw_free =		snd_ymfpci_capture_hw_free,
1113 	.prepare =		snd_ymfpci_capture_prepare,
1114 	.trigger =		snd_ymfpci_capture_trigger,
1115 	.pointer =		snd_ymfpci_capture_pointer,
1116 };
1117 
snd_ymfpci_pcm(struct snd_ymfpci * chip,int device,struct snd_pcm ** rpcm)1118 int __devinit snd_ymfpci_pcm(struct snd_ymfpci *chip, int device, struct snd_pcm ** rpcm)
1119 {
1120 	struct snd_pcm *pcm;
1121 	int err;
1122 
1123 	if (rpcm)
1124 		*rpcm = NULL;
1125 	if ((err = snd_pcm_new(chip->card, "YMFPCI", device, 32, 1, &pcm)) < 0)
1126 		return err;
1127 	pcm->private_data = chip;
1128 
1129 	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ymfpci_playback_ops);
1130 	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ymfpci_capture_rec_ops);
1131 
1132 	/* global setup */
1133 	pcm->info_flags = 0;
1134 	strcpy(pcm->name, "YMFPCI");
1135 	chip->pcm = pcm;
1136 
1137 	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1138 					      snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1139 
1140 	if (rpcm)
1141 		*rpcm = pcm;
1142 	return 0;
1143 }
1144 
1145 static struct snd_pcm_ops snd_ymfpci_capture_ac97_ops = {
1146 	.open =			snd_ymfpci_capture_ac97_open,
1147 	.close =		snd_ymfpci_capture_close,
1148 	.ioctl =		snd_pcm_lib_ioctl,
1149 	.hw_params =		snd_ymfpci_capture_hw_params,
1150 	.hw_free =		snd_ymfpci_capture_hw_free,
1151 	.prepare =		snd_ymfpci_capture_prepare,
1152 	.trigger =		snd_ymfpci_capture_trigger,
1153 	.pointer =		snd_ymfpci_capture_pointer,
1154 };
1155 
snd_ymfpci_pcm2(struct snd_ymfpci * chip,int device,struct snd_pcm ** rpcm)1156 int __devinit snd_ymfpci_pcm2(struct snd_ymfpci *chip, int device, struct snd_pcm ** rpcm)
1157 {
1158 	struct snd_pcm *pcm;
1159 	int err;
1160 
1161 	if (rpcm)
1162 		*rpcm = NULL;
1163 	if ((err = snd_pcm_new(chip->card, "YMFPCI - PCM2", device, 0, 1, &pcm)) < 0)
1164 		return err;
1165 	pcm->private_data = chip;
1166 
1167 	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ymfpci_capture_ac97_ops);
1168 
1169 	/* global setup */
1170 	pcm->info_flags = 0;
1171 	sprintf(pcm->name, "YMFPCI - %s",
1172 		chip->device_id == PCI_DEVICE_ID_YAMAHA_754 ? "Direct Recording" : "AC'97");
1173 	chip->pcm2 = pcm;
1174 
1175 	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1176 					      snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1177 
1178 	if (rpcm)
1179 		*rpcm = pcm;
1180 	return 0;
1181 }
1182 
1183 static struct snd_pcm_ops snd_ymfpci_playback_spdif_ops = {
1184 	.open =			snd_ymfpci_playback_spdif_open,
1185 	.close =		snd_ymfpci_playback_spdif_close,
1186 	.ioctl =		snd_pcm_lib_ioctl,
1187 	.hw_params =		snd_ymfpci_playback_hw_params,
1188 	.hw_free =		snd_ymfpci_playback_hw_free,
1189 	.prepare =		snd_ymfpci_playback_prepare,
1190 	.trigger =		snd_ymfpci_playback_trigger,
1191 	.pointer =		snd_ymfpci_playback_pointer,
1192 };
1193 
snd_ymfpci_pcm_spdif(struct snd_ymfpci * chip,int device,struct snd_pcm ** rpcm)1194 int __devinit snd_ymfpci_pcm_spdif(struct snd_ymfpci *chip, int device, struct snd_pcm ** rpcm)
1195 {
1196 	struct snd_pcm *pcm;
1197 	int err;
1198 
1199 	if (rpcm)
1200 		*rpcm = NULL;
1201 	if ((err = snd_pcm_new(chip->card, "YMFPCI - IEC958", device, 1, 0, &pcm)) < 0)
1202 		return err;
1203 	pcm->private_data = chip;
1204 
1205 	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ymfpci_playback_spdif_ops);
1206 
1207 	/* global setup */
1208 	pcm->info_flags = 0;
1209 	strcpy(pcm->name, "YMFPCI - IEC958");
1210 	chip->pcm_spdif = pcm;
1211 
1212 	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1213 					      snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1214 
1215 	if (rpcm)
1216 		*rpcm = pcm;
1217 	return 0;
1218 }
1219 
1220 static struct snd_pcm_ops snd_ymfpci_playback_4ch_ops = {
1221 	.open =			snd_ymfpci_playback_4ch_open,
1222 	.close =		snd_ymfpci_playback_4ch_close,
1223 	.ioctl =		snd_pcm_lib_ioctl,
1224 	.hw_params =		snd_ymfpci_playback_hw_params,
1225 	.hw_free =		snd_ymfpci_playback_hw_free,
1226 	.prepare =		snd_ymfpci_playback_prepare,
1227 	.trigger =		snd_ymfpci_playback_trigger,
1228 	.pointer =		snd_ymfpci_playback_pointer,
1229 };
1230 
snd_ymfpci_pcm_4ch(struct snd_ymfpci * chip,int device,struct snd_pcm ** rpcm)1231 int __devinit snd_ymfpci_pcm_4ch(struct snd_ymfpci *chip, int device, struct snd_pcm ** rpcm)
1232 {
1233 	struct snd_pcm *pcm;
1234 	int err;
1235 
1236 	if (rpcm)
1237 		*rpcm = NULL;
1238 	if ((err = snd_pcm_new(chip->card, "YMFPCI - Rear", device, 1, 0, &pcm)) < 0)
1239 		return err;
1240 	pcm->private_data = chip;
1241 
1242 	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ymfpci_playback_4ch_ops);
1243 
1244 	/* global setup */
1245 	pcm->info_flags = 0;
1246 	strcpy(pcm->name, "YMFPCI - Rear PCM");
1247 	chip->pcm_4ch = pcm;
1248 
1249 	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1250 					      snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1251 
1252 	if (rpcm)
1253 		*rpcm = pcm;
1254 	return 0;
1255 }
1256 
snd_ymfpci_spdif_default_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)1257 static int snd_ymfpci_spdif_default_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1258 {
1259 	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1260 	uinfo->count = 1;
1261 	return 0;
1262 }
1263 
snd_ymfpci_spdif_default_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1264 static int snd_ymfpci_spdif_default_get(struct snd_kcontrol *kcontrol,
1265 					struct snd_ctl_elem_value *ucontrol)
1266 {
1267 	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1268 
1269 	spin_lock_irq(&chip->reg_lock);
1270 	ucontrol->value.iec958.status[0] = (chip->spdif_bits >> 0) & 0xff;
1271 	ucontrol->value.iec958.status[1] = (chip->spdif_bits >> 8) & 0xff;
1272 	ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS_48000;
1273 	spin_unlock_irq(&chip->reg_lock);
1274 	return 0;
1275 }
1276 
snd_ymfpci_spdif_default_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1277 static int snd_ymfpci_spdif_default_put(struct snd_kcontrol *kcontrol,
1278 					 struct snd_ctl_elem_value *ucontrol)
1279 {
1280 	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1281 	unsigned int val;
1282 	int change;
1283 
1284 	val = ((ucontrol->value.iec958.status[0] & 0x3e) << 0) |
1285 	      (ucontrol->value.iec958.status[1] << 8);
1286 	spin_lock_irq(&chip->reg_lock);
1287 	change = chip->spdif_bits != val;
1288 	chip->spdif_bits = val;
1289 	if ((snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) & 1) && chip->pcm_spdif == NULL)
1290 		snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_bits);
1291 	spin_unlock_irq(&chip->reg_lock);
1292 	return change;
1293 }
1294 
1295 static struct snd_kcontrol_new snd_ymfpci_spdif_default __devinitdata =
1296 {
1297 	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1298 	.name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1299 	.info =		snd_ymfpci_spdif_default_info,
1300 	.get =		snd_ymfpci_spdif_default_get,
1301 	.put =		snd_ymfpci_spdif_default_put
1302 };
1303 
snd_ymfpci_spdif_mask_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)1304 static int snd_ymfpci_spdif_mask_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1305 {
1306 	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1307 	uinfo->count = 1;
1308 	return 0;
1309 }
1310 
snd_ymfpci_spdif_mask_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1311 static int snd_ymfpci_spdif_mask_get(struct snd_kcontrol *kcontrol,
1312 				      struct snd_ctl_elem_value *ucontrol)
1313 {
1314 	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1315 
1316 	spin_lock_irq(&chip->reg_lock);
1317 	ucontrol->value.iec958.status[0] = 0x3e;
1318 	ucontrol->value.iec958.status[1] = 0xff;
1319 	spin_unlock_irq(&chip->reg_lock);
1320 	return 0;
1321 }
1322 
1323 static struct snd_kcontrol_new snd_ymfpci_spdif_mask __devinitdata =
1324 {
1325 	.access =	SNDRV_CTL_ELEM_ACCESS_READ,
1326 	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1327 	.name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
1328 	.info =		snd_ymfpci_spdif_mask_info,
1329 	.get =		snd_ymfpci_spdif_mask_get,
1330 };
1331 
snd_ymfpci_spdif_stream_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)1332 static int snd_ymfpci_spdif_stream_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1333 {
1334 	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1335 	uinfo->count = 1;
1336 	return 0;
1337 }
1338 
snd_ymfpci_spdif_stream_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1339 static int snd_ymfpci_spdif_stream_get(struct snd_kcontrol *kcontrol,
1340 					struct snd_ctl_elem_value *ucontrol)
1341 {
1342 	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1343 
1344 	spin_lock_irq(&chip->reg_lock);
1345 	ucontrol->value.iec958.status[0] = (chip->spdif_pcm_bits >> 0) & 0xff;
1346 	ucontrol->value.iec958.status[1] = (chip->spdif_pcm_bits >> 8) & 0xff;
1347 	ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS_48000;
1348 	spin_unlock_irq(&chip->reg_lock);
1349 	return 0;
1350 }
1351 
snd_ymfpci_spdif_stream_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1352 static int snd_ymfpci_spdif_stream_put(struct snd_kcontrol *kcontrol,
1353 					struct snd_ctl_elem_value *ucontrol)
1354 {
1355 	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1356 	unsigned int val;
1357 	int change;
1358 
1359 	val = ((ucontrol->value.iec958.status[0] & 0x3e) << 0) |
1360 	      (ucontrol->value.iec958.status[1] << 8);
1361 	spin_lock_irq(&chip->reg_lock);
1362 	change = chip->spdif_pcm_bits != val;
1363 	chip->spdif_pcm_bits = val;
1364 	if ((snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) & 2))
1365 		snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_pcm_bits);
1366 	spin_unlock_irq(&chip->reg_lock);
1367 	return change;
1368 }
1369 
1370 static struct snd_kcontrol_new snd_ymfpci_spdif_stream __devinitdata =
1371 {
1372 	.access =	SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
1373 	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1374 	.name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
1375 	.info =		snd_ymfpci_spdif_stream_info,
1376 	.get =		snd_ymfpci_spdif_stream_get,
1377 	.put =		snd_ymfpci_spdif_stream_put
1378 };
1379 
snd_ymfpci_drec_source_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * info)1380 static int snd_ymfpci_drec_source_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *info)
1381 {
1382 	static char *texts[3] = {"AC'97", "IEC958", "ZV Port"};
1383 
1384 	info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1385 	info->count = 1;
1386 	info->value.enumerated.items = 3;
1387 	if (info->value.enumerated.item > 2)
1388 		info->value.enumerated.item = 2;
1389 	strcpy(info->value.enumerated.name, texts[info->value.enumerated.item]);
1390 	return 0;
1391 }
1392 
snd_ymfpci_drec_source_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * value)1393 static int snd_ymfpci_drec_source_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *value)
1394 {
1395 	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1396 	u16 reg;
1397 
1398 	spin_lock_irq(&chip->reg_lock);
1399 	reg = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
1400 	spin_unlock_irq(&chip->reg_lock);
1401 	if (!(reg & 0x100))
1402 		value->value.enumerated.item[0] = 0;
1403 	else
1404 		value->value.enumerated.item[0] = 1 + ((reg & 0x200) != 0);
1405 	return 0;
1406 }
1407 
snd_ymfpci_drec_source_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * value)1408 static int snd_ymfpci_drec_source_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *value)
1409 {
1410 	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1411 	u16 reg, old_reg;
1412 
1413 	spin_lock_irq(&chip->reg_lock);
1414 	old_reg = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
1415 	if (value->value.enumerated.item[0] == 0)
1416 		reg = old_reg & ~0x100;
1417 	else
1418 		reg = (old_reg & ~0x300) | 0x100 | ((value->value.enumerated.item[0] == 2) << 9);
1419 	snd_ymfpci_writew(chip, YDSXGR_GLOBALCTRL, reg);
1420 	spin_unlock_irq(&chip->reg_lock);
1421 	return reg != old_reg;
1422 }
1423 
1424 static struct snd_kcontrol_new snd_ymfpci_drec_source __devinitdata = {
1425 	.access =	SNDRV_CTL_ELEM_ACCESS_READWRITE,
1426 	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
1427 	.name =		"Direct Recording Source",
1428 	.info =		snd_ymfpci_drec_source_info,
1429 	.get =		snd_ymfpci_drec_source_get,
1430 	.put =		snd_ymfpci_drec_source_put
1431 };
1432 
1433 /*
1434  *  Mixer controls
1435  */
1436 
1437 #define YMFPCI_SINGLE(xname, xindex, reg, shift) \
1438 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
1439   .info = snd_ymfpci_info_single, \
1440   .get = snd_ymfpci_get_single, .put = snd_ymfpci_put_single, \
1441   .private_value = ((reg) | ((shift) << 16)) }
1442 
1443 #define snd_ymfpci_info_single		snd_ctl_boolean_mono_info
1444 
snd_ymfpci_get_single(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1445 static int snd_ymfpci_get_single(struct snd_kcontrol *kcontrol,
1446 				 struct snd_ctl_elem_value *ucontrol)
1447 {
1448 	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1449 	int reg = kcontrol->private_value & 0xffff;
1450 	unsigned int shift = (kcontrol->private_value >> 16) & 0xff;
1451 	unsigned int mask = 1;
1452 
1453 	switch (reg) {
1454 	case YDSXGR_SPDIFOUTCTRL: break;
1455 	case YDSXGR_SPDIFINCTRL: break;
1456 	default: return -EINVAL;
1457 	}
1458 	ucontrol->value.integer.value[0] =
1459 		(snd_ymfpci_readl(chip, reg) >> shift) & mask;
1460 	return 0;
1461 }
1462 
snd_ymfpci_put_single(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1463 static int snd_ymfpci_put_single(struct snd_kcontrol *kcontrol,
1464 				 struct snd_ctl_elem_value *ucontrol)
1465 {
1466 	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1467 	int reg = kcontrol->private_value & 0xffff;
1468 	unsigned int shift = (kcontrol->private_value >> 16) & 0xff;
1469  	unsigned int mask = 1;
1470 	int change;
1471 	unsigned int val, oval;
1472 
1473 	switch (reg) {
1474 	case YDSXGR_SPDIFOUTCTRL: break;
1475 	case YDSXGR_SPDIFINCTRL: break;
1476 	default: return -EINVAL;
1477 	}
1478 	val = (ucontrol->value.integer.value[0] & mask);
1479 	val <<= shift;
1480 	spin_lock_irq(&chip->reg_lock);
1481 	oval = snd_ymfpci_readl(chip, reg);
1482 	val = (oval & ~(mask << shift)) | val;
1483 	change = val != oval;
1484 	snd_ymfpci_writel(chip, reg, val);
1485 	spin_unlock_irq(&chip->reg_lock);
1486 	return change;
1487 }
1488 
1489 static const DECLARE_TLV_DB_LINEAR(db_scale_native, TLV_DB_GAIN_MUTE, 0);
1490 
1491 #define YMFPCI_DOUBLE(xname, xindex, reg) \
1492 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
1493   .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
1494   .info = snd_ymfpci_info_double, \
1495   .get = snd_ymfpci_get_double, .put = snd_ymfpci_put_double, \
1496   .private_value = reg, \
1497   .tlv = { .p = db_scale_native } }
1498 
snd_ymfpci_info_double(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)1499 static int snd_ymfpci_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1500 {
1501 	unsigned int reg = kcontrol->private_value;
1502 
1503 	if (reg < 0x80 || reg >= 0xc0)
1504 		return -EINVAL;
1505 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1506 	uinfo->count = 2;
1507 	uinfo->value.integer.min = 0;
1508 	uinfo->value.integer.max = 16383;
1509 	return 0;
1510 }
1511 
snd_ymfpci_get_double(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1512 static int snd_ymfpci_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1513 {
1514 	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1515 	unsigned int reg = kcontrol->private_value;
1516 	unsigned int shift_left = 0, shift_right = 16, mask = 16383;
1517 	unsigned int val;
1518 
1519 	if (reg < 0x80 || reg >= 0xc0)
1520 		return -EINVAL;
1521 	spin_lock_irq(&chip->reg_lock);
1522 	val = snd_ymfpci_readl(chip, reg);
1523 	spin_unlock_irq(&chip->reg_lock);
1524 	ucontrol->value.integer.value[0] = (val >> shift_left) & mask;
1525 	ucontrol->value.integer.value[1] = (val >> shift_right) & mask;
1526 	return 0;
1527 }
1528 
snd_ymfpci_put_double(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1529 static int snd_ymfpci_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1530 {
1531 	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1532 	unsigned int reg = kcontrol->private_value;
1533 	unsigned int shift_left = 0, shift_right = 16, mask = 16383;
1534 	int change;
1535 	unsigned int val1, val2, oval;
1536 
1537 	if (reg < 0x80 || reg >= 0xc0)
1538 		return -EINVAL;
1539 	val1 = ucontrol->value.integer.value[0] & mask;
1540 	val2 = ucontrol->value.integer.value[1] & mask;
1541 	val1 <<= shift_left;
1542 	val2 <<= shift_right;
1543 	spin_lock_irq(&chip->reg_lock);
1544 	oval = snd_ymfpci_readl(chip, reg);
1545 	val1 = (oval & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2;
1546 	change = val1 != oval;
1547 	snd_ymfpci_writel(chip, reg, val1);
1548 	spin_unlock_irq(&chip->reg_lock);
1549 	return change;
1550 }
1551 
snd_ymfpci_put_nativedacvol(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1552 static int snd_ymfpci_put_nativedacvol(struct snd_kcontrol *kcontrol,
1553 				       struct snd_ctl_elem_value *ucontrol)
1554 {
1555 	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1556 	unsigned int reg = YDSXGR_NATIVEDACOUTVOL;
1557 	unsigned int reg2 = YDSXGR_BUF441OUTVOL;
1558 	int change;
1559 	unsigned int value, oval;
1560 
1561 	value = ucontrol->value.integer.value[0] & 0x3fff;
1562 	value |= (ucontrol->value.integer.value[1] & 0x3fff) << 16;
1563 	spin_lock_irq(&chip->reg_lock);
1564 	oval = snd_ymfpci_readl(chip, reg);
1565 	change = value != oval;
1566 	snd_ymfpci_writel(chip, reg, value);
1567 	snd_ymfpci_writel(chip, reg2, value);
1568 	spin_unlock_irq(&chip->reg_lock);
1569 	return change;
1570 }
1571 
1572 /*
1573  * 4ch duplication
1574  */
1575 #define snd_ymfpci_info_dup4ch		snd_ctl_boolean_mono_info
1576 
snd_ymfpci_get_dup4ch(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1577 static int snd_ymfpci_get_dup4ch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1578 {
1579 	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1580 	ucontrol->value.integer.value[0] = chip->mode_dup4ch;
1581 	return 0;
1582 }
1583 
snd_ymfpci_put_dup4ch(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1584 static int snd_ymfpci_put_dup4ch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1585 {
1586 	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1587 	int change;
1588 	change = (ucontrol->value.integer.value[0] != chip->mode_dup4ch);
1589 	if (change)
1590 		chip->mode_dup4ch = !!ucontrol->value.integer.value[0];
1591 	return change;
1592 }
1593 
1594 
1595 static struct snd_kcontrol_new snd_ymfpci_controls[] __devinitdata = {
1596 {
1597 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1598 	.name = "Wave Playback Volume",
1599 	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
1600 		  SNDRV_CTL_ELEM_ACCESS_TLV_READ,
1601 	.info = snd_ymfpci_info_double,
1602 	.get = snd_ymfpci_get_double,
1603 	.put = snd_ymfpci_put_nativedacvol,
1604 	.private_value = YDSXGR_NATIVEDACOUTVOL,
1605 	.tlv = { .p = db_scale_native },
1606 },
1607 YMFPCI_DOUBLE("Wave Capture Volume", 0, YDSXGR_NATIVEDACLOOPVOL),
1608 YMFPCI_DOUBLE("Digital Capture Volume", 0, YDSXGR_NATIVEDACINVOL),
1609 YMFPCI_DOUBLE("Digital Capture Volume", 1, YDSXGR_NATIVEADCINVOL),
1610 YMFPCI_DOUBLE("ADC Playback Volume", 0, YDSXGR_PRIADCOUTVOL),
1611 YMFPCI_DOUBLE("ADC Capture Volume", 0, YDSXGR_PRIADCLOOPVOL),
1612 YMFPCI_DOUBLE("ADC Playback Volume", 1, YDSXGR_SECADCOUTVOL),
1613 YMFPCI_DOUBLE("ADC Capture Volume", 1, YDSXGR_SECADCLOOPVOL),
1614 YMFPCI_DOUBLE("FM Legacy Volume", 0, YDSXGR_LEGACYOUTVOL),
1615 YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("AC97 ", PLAYBACK,VOLUME), 0, YDSXGR_ZVOUTVOL),
1616 YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("", CAPTURE,VOLUME), 0, YDSXGR_ZVLOOPVOL),
1617 YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("AC97 ",PLAYBACK,VOLUME), 1, YDSXGR_SPDIFOUTVOL),
1618 YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,VOLUME), 1, YDSXGR_SPDIFLOOPVOL),
1619 YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), 0, YDSXGR_SPDIFOUTCTRL, 0),
1620 YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), 0, YDSXGR_SPDIFINCTRL, 0),
1621 YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("Loop",NONE,NONE), 0, YDSXGR_SPDIFINCTRL, 4),
1622 {
1623 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1624 	.name = "4ch Duplication",
1625 	.info = snd_ymfpci_info_dup4ch,
1626 	.get = snd_ymfpci_get_dup4ch,
1627 	.put = snd_ymfpci_put_dup4ch,
1628 },
1629 };
1630 
1631 
1632 /*
1633  * GPIO
1634  */
1635 
snd_ymfpci_get_gpio_out(struct snd_ymfpci * chip,int pin)1636 static int snd_ymfpci_get_gpio_out(struct snd_ymfpci *chip, int pin)
1637 {
1638 	u16 reg, mode;
1639 	unsigned long flags;
1640 
1641 	spin_lock_irqsave(&chip->reg_lock, flags);
1642 	reg = snd_ymfpci_readw(chip, YDSXGR_GPIOFUNCENABLE);
1643 	reg &= ~(1 << (pin + 8));
1644 	reg |= (1 << pin);
1645 	snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg);
1646 	/* set the level mode for input line */
1647 	mode = snd_ymfpci_readw(chip, YDSXGR_GPIOTYPECONFIG);
1648 	mode &= ~(3 << (pin * 2));
1649 	snd_ymfpci_writew(chip, YDSXGR_GPIOTYPECONFIG, mode);
1650 	snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg | (1 << (pin + 8)));
1651 	mode = snd_ymfpci_readw(chip, YDSXGR_GPIOINSTATUS);
1652 	spin_unlock_irqrestore(&chip->reg_lock, flags);
1653 	return (mode >> pin) & 1;
1654 }
1655 
snd_ymfpci_set_gpio_out(struct snd_ymfpci * chip,int pin,int enable)1656 static int snd_ymfpci_set_gpio_out(struct snd_ymfpci *chip, int pin, int enable)
1657 {
1658 	u16 reg;
1659 	unsigned long flags;
1660 
1661 	spin_lock_irqsave(&chip->reg_lock, flags);
1662 	reg = snd_ymfpci_readw(chip, YDSXGR_GPIOFUNCENABLE);
1663 	reg &= ~(1 << pin);
1664 	reg &= ~(1 << (pin + 8));
1665 	snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg);
1666 	snd_ymfpci_writew(chip, YDSXGR_GPIOOUTCTRL, enable << pin);
1667 	snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg | (1 << (pin + 8)));
1668 	spin_unlock_irqrestore(&chip->reg_lock, flags);
1669 
1670 	return 0;
1671 }
1672 
1673 #define snd_ymfpci_gpio_sw_info		snd_ctl_boolean_mono_info
1674 
snd_ymfpci_gpio_sw_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1675 static int snd_ymfpci_gpio_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1676 {
1677 	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1678 	int pin = (int)kcontrol->private_value;
1679 	ucontrol->value.integer.value[0] = snd_ymfpci_get_gpio_out(chip, pin);
1680 	return 0;
1681 }
1682 
snd_ymfpci_gpio_sw_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1683 static int snd_ymfpci_gpio_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1684 {
1685 	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1686 	int pin = (int)kcontrol->private_value;
1687 
1688 	if (snd_ymfpci_get_gpio_out(chip, pin) != ucontrol->value.integer.value[0]) {
1689 		snd_ymfpci_set_gpio_out(chip, pin, !!ucontrol->value.integer.value[0]);
1690 		ucontrol->value.integer.value[0] = snd_ymfpci_get_gpio_out(chip, pin);
1691 		return 1;
1692 	}
1693 	return 0;
1694 }
1695 
1696 static struct snd_kcontrol_new snd_ymfpci_rear_shared __devinitdata = {
1697 	.name = "Shared Rear/Line-In Switch",
1698 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1699 	.info = snd_ymfpci_gpio_sw_info,
1700 	.get = snd_ymfpci_gpio_sw_get,
1701 	.put = snd_ymfpci_gpio_sw_put,
1702 	.private_value = 2,
1703 };
1704 
1705 /*
1706  * PCM voice volume
1707  */
1708 
snd_ymfpci_pcm_vol_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)1709 static int snd_ymfpci_pcm_vol_info(struct snd_kcontrol *kcontrol,
1710 				   struct snd_ctl_elem_info *uinfo)
1711 {
1712 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1713 	uinfo->count = 2;
1714 	uinfo->value.integer.min = 0;
1715 	uinfo->value.integer.max = 0x8000;
1716 	return 0;
1717 }
1718 
snd_ymfpci_pcm_vol_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1719 static int snd_ymfpci_pcm_vol_get(struct snd_kcontrol *kcontrol,
1720 				  struct snd_ctl_elem_value *ucontrol)
1721 {
1722 	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1723 	unsigned int subs = kcontrol->id.subdevice;
1724 
1725 	ucontrol->value.integer.value[0] = chip->pcm_mixer[subs].left;
1726 	ucontrol->value.integer.value[1] = chip->pcm_mixer[subs].right;
1727 	return 0;
1728 }
1729 
snd_ymfpci_pcm_vol_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1730 static int snd_ymfpci_pcm_vol_put(struct snd_kcontrol *kcontrol,
1731 				  struct snd_ctl_elem_value *ucontrol)
1732 {
1733 	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1734 	unsigned int subs = kcontrol->id.subdevice;
1735 	struct snd_pcm_substream *substream;
1736 	unsigned long flags;
1737 
1738 	if (ucontrol->value.integer.value[0] != chip->pcm_mixer[subs].left ||
1739 	    ucontrol->value.integer.value[1] != chip->pcm_mixer[subs].right) {
1740 		chip->pcm_mixer[subs].left = ucontrol->value.integer.value[0];
1741 		chip->pcm_mixer[subs].right = ucontrol->value.integer.value[1];
1742 		if (chip->pcm_mixer[subs].left > 0x8000)
1743 			chip->pcm_mixer[subs].left = 0x8000;
1744 		if (chip->pcm_mixer[subs].right > 0x8000)
1745 			chip->pcm_mixer[subs].right = 0x8000;
1746 
1747 		substream = (struct snd_pcm_substream *)kcontrol->private_value;
1748 		spin_lock_irqsave(&chip->voice_lock, flags);
1749 		if (substream->runtime && substream->runtime->private_data) {
1750 			struct snd_ymfpci_pcm *ypcm = substream->runtime->private_data;
1751 			if (!ypcm->use_441_slot)
1752 				ypcm->update_pcm_vol = 2;
1753 		}
1754 		spin_unlock_irqrestore(&chip->voice_lock, flags);
1755 		return 1;
1756 	}
1757 	return 0;
1758 }
1759 
1760 static struct snd_kcontrol_new snd_ymfpci_pcm_volume __devinitdata = {
1761 	.iface = SNDRV_CTL_ELEM_IFACE_PCM,
1762 	.name = "PCM Playback Volume",
1763 	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
1764 		SNDRV_CTL_ELEM_ACCESS_INACTIVE,
1765 	.info = snd_ymfpci_pcm_vol_info,
1766 	.get = snd_ymfpci_pcm_vol_get,
1767 	.put = snd_ymfpci_pcm_vol_put,
1768 };
1769 
1770 
1771 /*
1772  *  Mixer routines
1773  */
1774 
snd_ymfpci_mixer_free_ac97_bus(struct snd_ac97_bus * bus)1775 static void snd_ymfpci_mixer_free_ac97_bus(struct snd_ac97_bus *bus)
1776 {
1777 	struct snd_ymfpci *chip = bus->private_data;
1778 	chip->ac97_bus = NULL;
1779 }
1780 
snd_ymfpci_mixer_free_ac97(struct snd_ac97 * ac97)1781 static void snd_ymfpci_mixer_free_ac97(struct snd_ac97 *ac97)
1782 {
1783 	struct snd_ymfpci *chip = ac97->private_data;
1784 	chip->ac97 = NULL;
1785 }
1786 
snd_ymfpci_mixer(struct snd_ymfpci * chip,int rear_switch)1787 int __devinit snd_ymfpci_mixer(struct snd_ymfpci *chip, int rear_switch)
1788 {
1789 	struct snd_ac97_template ac97;
1790 	struct snd_kcontrol *kctl;
1791 	struct snd_pcm_substream *substream;
1792 	unsigned int idx;
1793 	int err;
1794 	static struct snd_ac97_bus_ops ops = {
1795 		.write = snd_ymfpci_codec_write,
1796 		.read = snd_ymfpci_codec_read,
1797 	};
1798 
1799 	if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus)) < 0)
1800 		return err;
1801 	chip->ac97_bus->private_free = snd_ymfpci_mixer_free_ac97_bus;
1802 	chip->ac97_bus->no_vra = 1; /* YMFPCI doesn't need VRA */
1803 
1804 	memset(&ac97, 0, sizeof(ac97));
1805 	ac97.private_data = chip;
1806 	ac97.private_free = snd_ymfpci_mixer_free_ac97;
1807 	if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97)) < 0)
1808 		return err;
1809 
1810 	/* to be sure */
1811 	snd_ac97_update_bits(chip->ac97, AC97_EXTENDED_STATUS,
1812 			     AC97_EA_VRA|AC97_EA_VRM, 0);
1813 
1814 	for (idx = 0; idx < ARRAY_SIZE(snd_ymfpci_controls); idx++) {
1815 		if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_ymfpci_controls[idx], chip))) < 0)
1816 			return err;
1817 	}
1818 
1819 	/* add S/PDIF control */
1820 	if (snd_BUG_ON(!chip->pcm_spdif))
1821 		return -ENXIO;
1822 	if ((err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_spdif_default, chip))) < 0)
1823 		return err;
1824 	kctl->id.device = chip->pcm_spdif->device;
1825 	if ((err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_spdif_mask, chip))) < 0)
1826 		return err;
1827 	kctl->id.device = chip->pcm_spdif->device;
1828 	if ((err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_spdif_stream, chip))) < 0)
1829 		return err;
1830 	kctl->id.device = chip->pcm_spdif->device;
1831 	chip->spdif_pcm_ctl = kctl;
1832 
1833 	/* direct recording source */
1834 	if (chip->device_id == PCI_DEVICE_ID_YAMAHA_754 &&
1835 	    (err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_drec_source, chip))) < 0)
1836 		return err;
1837 
1838 	/*
1839 	 * shared rear/line-in
1840 	 */
1841 	if (rear_switch) {
1842 		if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_ymfpci_rear_shared, chip))) < 0)
1843 			return err;
1844 	}
1845 
1846 	/* per-voice volume */
1847 	substream = chip->pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream;
1848 	for (idx = 0; idx < 32; ++idx) {
1849 		kctl = snd_ctl_new1(&snd_ymfpci_pcm_volume, chip);
1850 		if (!kctl)
1851 			return -ENOMEM;
1852 		kctl->id.device = chip->pcm->device;
1853 		kctl->id.subdevice = idx;
1854 		kctl->private_value = (unsigned long)substream;
1855 		if ((err = snd_ctl_add(chip->card, kctl)) < 0)
1856 			return err;
1857 		chip->pcm_mixer[idx].left = 0x8000;
1858 		chip->pcm_mixer[idx].right = 0x8000;
1859 		chip->pcm_mixer[idx].ctl = kctl;
1860 		substream = substream->next;
1861 	}
1862 
1863 	return 0;
1864 }
1865 
1866 
1867 /*
1868  * timer
1869  */
1870 
snd_ymfpci_timer_start(struct snd_timer * timer)1871 static int snd_ymfpci_timer_start(struct snd_timer *timer)
1872 {
1873 	struct snd_ymfpci *chip;
1874 	unsigned long flags;
1875 	unsigned int count;
1876 
1877 	chip = snd_timer_chip(timer);
1878 	count = (timer->sticks << 1) - 1;
1879 	spin_lock_irqsave(&chip->reg_lock, flags);
1880 	snd_ymfpci_writew(chip, YDSXGR_TIMERCOUNT, count);
1881 	snd_ymfpci_writeb(chip, YDSXGR_TIMERCTRL, 0x03);
1882 	spin_unlock_irqrestore(&chip->reg_lock, flags);
1883 	return 0;
1884 }
1885 
snd_ymfpci_timer_stop(struct snd_timer * timer)1886 static int snd_ymfpci_timer_stop(struct snd_timer *timer)
1887 {
1888 	struct snd_ymfpci *chip;
1889 	unsigned long flags;
1890 
1891 	chip = snd_timer_chip(timer);
1892 	spin_lock_irqsave(&chip->reg_lock, flags);
1893 	snd_ymfpci_writeb(chip, YDSXGR_TIMERCTRL, 0x00);
1894 	spin_unlock_irqrestore(&chip->reg_lock, flags);
1895 	return 0;
1896 }
1897 
snd_ymfpci_timer_precise_resolution(struct snd_timer * timer,unsigned long * num,unsigned long * den)1898 static int snd_ymfpci_timer_precise_resolution(struct snd_timer *timer,
1899 					       unsigned long *num, unsigned long *den)
1900 {
1901 	*num = 1;
1902 	*den = 48000;
1903 	return 0;
1904 }
1905 
1906 static struct snd_timer_hardware snd_ymfpci_timer_hw = {
1907 	.flags = SNDRV_TIMER_HW_AUTO,
1908 	.resolution = 20833, /* 1/fs = 20.8333...us */
1909 	.ticks = 0x8000,
1910 	.start = snd_ymfpci_timer_start,
1911 	.stop = snd_ymfpci_timer_stop,
1912 	.precise_resolution = snd_ymfpci_timer_precise_resolution,
1913 };
1914 
snd_ymfpci_timer(struct snd_ymfpci * chip,int device)1915 int __devinit snd_ymfpci_timer(struct snd_ymfpci *chip, int device)
1916 {
1917 	struct snd_timer *timer = NULL;
1918 	struct snd_timer_id tid;
1919 	int err;
1920 
1921 	tid.dev_class = SNDRV_TIMER_CLASS_CARD;
1922 	tid.dev_sclass = SNDRV_TIMER_SCLASS_NONE;
1923 	tid.card = chip->card->number;
1924 	tid.device = device;
1925 	tid.subdevice = 0;
1926 	if ((err = snd_timer_new(chip->card, "YMFPCI", &tid, &timer)) >= 0) {
1927 		strcpy(timer->name, "YMFPCI timer");
1928 		timer->private_data = chip;
1929 		timer->hw = snd_ymfpci_timer_hw;
1930 	}
1931 	chip->timer = timer;
1932 	return err;
1933 }
1934 
1935 
1936 /*
1937  *  proc interface
1938  */
1939 
snd_ymfpci_proc_read(struct snd_info_entry * entry,struct snd_info_buffer * buffer)1940 static void snd_ymfpci_proc_read(struct snd_info_entry *entry,
1941 				 struct snd_info_buffer *buffer)
1942 {
1943 	struct snd_ymfpci *chip = entry->private_data;
1944 	int i;
1945 
1946 	snd_iprintf(buffer, "YMFPCI\n\n");
1947 	for (i = 0; i <= YDSXGR_WORKBASE; i += 4)
1948 		snd_iprintf(buffer, "%04x: %04x\n", i, snd_ymfpci_readl(chip, i));
1949 }
1950 
snd_ymfpci_proc_init(struct snd_card * card,struct snd_ymfpci * chip)1951 static int __devinit snd_ymfpci_proc_init(struct snd_card *card, struct snd_ymfpci *chip)
1952 {
1953 	struct snd_info_entry *entry;
1954 
1955 	if (! snd_card_proc_new(card, "ymfpci", &entry))
1956 		snd_info_set_text_ops(entry, chip, snd_ymfpci_proc_read);
1957 	return 0;
1958 }
1959 
1960 /*
1961  *  initialization routines
1962  */
1963 
snd_ymfpci_aclink_reset(struct pci_dev * pci)1964 static void snd_ymfpci_aclink_reset(struct pci_dev * pci)
1965 {
1966 	u8 cmd;
1967 
1968 	pci_read_config_byte(pci, PCIR_DSXG_CTRL, &cmd);
1969 #if 0 // force to reset
1970 	if (cmd & 0x03) {
1971 #endif
1972 		pci_write_config_byte(pci, PCIR_DSXG_CTRL, cmd & 0xfc);
1973 		pci_write_config_byte(pci, PCIR_DSXG_CTRL, cmd | 0x03);
1974 		pci_write_config_byte(pci, PCIR_DSXG_CTRL, cmd & 0xfc);
1975 		pci_write_config_word(pci, PCIR_DSXG_PWRCTRL1, 0);
1976 		pci_write_config_word(pci, PCIR_DSXG_PWRCTRL2, 0);
1977 #if 0
1978 	}
1979 #endif
1980 }
1981 
snd_ymfpci_enable_dsp(struct snd_ymfpci * chip)1982 static void snd_ymfpci_enable_dsp(struct snd_ymfpci *chip)
1983 {
1984 	snd_ymfpci_writel(chip, YDSXGR_CONFIG, 0x00000001);
1985 }
1986 
snd_ymfpci_disable_dsp(struct snd_ymfpci * chip)1987 static void snd_ymfpci_disable_dsp(struct snd_ymfpci *chip)
1988 {
1989 	u32 val;
1990 	int timeout = 1000;
1991 
1992 	val = snd_ymfpci_readl(chip, YDSXGR_CONFIG);
1993 	if (val)
1994 		snd_ymfpci_writel(chip, YDSXGR_CONFIG, 0x00000000);
1995 	while (timeout-- > 0) {
1996 		val = snd_ymfpci_readl(chip, YDSXGR_STATUS);
1997 		if ((val & 0x00000002) == 0)
1998 			break;
1999 	}
2000 }
2001 
snd_ymfpci_request_firmware(struct snd_ymfpci * chip)2002 static int snd_ymfpci_request_firmware(struct snd_ymfpci *chip)
2003 {
2004 	int err, is_1e;
2005 	const char *name;
2006 
2007 	err = request_firmware(&chip->dsp_microcode, "yamaha/ds1_dsp.fw",
2008 			       &chip->pci->dev);
2009 	if (err >= 0) {
2010 		if (chip->dsp_microcode->size != YDSXG_DSPLENGTH) {
2011 			snd_printk(KERN_ERR "DSP microcode has wrong size\n");
2012 			err = -EINVAL;
2013 		}
2014 	}
2015 	if (err < 0)
2016 		return err;
2017 	is_1e = chip->device_id == PCI_DEVICE_ID_YAMAHA_724F ||
2018 		chip->device_id == PCI_DEVICE_ID_YAMAHA_740C ||
2019 		chip->device_id == PCI_DEVICE_ID_YAMAHA_744 ||
2020 		chip->device_id == PCI_DEVICE_ID_YAMAHA_754;
2021 	name = is_1e ? "yamaha/ds1e_ctrl.fw" : "yamaha/ds1_ctrl.fw";
2022 	err = request_firmware(&chip->controller_microcode, name,
2023 			       &chip->pci->dev);
2024 	if (err >= 0) {
2025 		if (chip->controller_microcode->size != YDSXG_CTRLLENGTH) {
2026 			snd_printk(KERN_ERR "controller microcode"
2027 				   " has wrong size\n");
2028 			err = -EINVAL;
2029 		}
2030 	}
2031 	if (err < 0)
2032 		return err;
2033 	return 0;
2034 }
2035 
2036 MODULE_FIRMWARE("yamaha/ds1_dsp.fw");
2037 MODULE_FIRMWARE("yamaha/ds1_ctrl.fw");
2038 MODULE_FIRMWARE("yamaha/ds1e_ctrl.fw");
2039 
snd_ymfpci_download_image(struct snd_ymfpci * chip)2040 static void snd_ymfpci_download_image(struct snd_ymfpci *chip)
2041 {
2042 	int i;
2043 	u16 ctrl;
2044 	const __le32 *inst;
2045 
2046 	snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0x00000000);
2047 	snd_ymfpci_disable_dsp(chip);
2048 	snd_ymfpci_writel(chip, YDSXGR_MODE, 0x00010000);
2049 	snd_ymfpci_writel(chip, YDSXGR_MODE, 0x00000000);
2050 	snd_ymfpci_writel(chip, YDSXGR_MAPOFREC, 0x00000000);
2051 	snd_ymfpci_writel(chip, YDSXGR_MAPOFEFFECT, 0x00000000);
2052 	snd_ymfpci_writel(chip, YDSXGR_PLAYCTRLBASE, 0x00000000);
2053 	snd_ymfpci_writel(chip, YDSXGR_RECCTRLBASE, 0x00000000);
2054 	snd_ymfpci_writel(chip, YDSXGR_EFFCTRLBASE, 0x00000000);
2055 	ctrl = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
2056 	snd_ymfpci_writew(chip, YDSXGR_GLOBALCTRL, ctrl & ~0x0007);
2057 
2058 	/* setup DSP instruction code */
2059 	inst = (const __le32 *)chip->dsp_microcode->data;
2060 	for (i = 0; i < YDSXG_DSPLENGTH / 4; i++)
2061 		snd_ymfpci_writel(chip, YDSXGR_DSPINSTRAM + (i << 2),
2062 				  le32_to_cpu(inst[i]));
2063 
2064 	/* setup control instruction code */
2065 	inst = (const __le32 *)chip->controller_microcode->data;
2066 	for (i = 0; i < YDSXG_CTRLLENGTH / 4; i++)
2067 		snd_ymfpci_writel(chip, YDSXGR_CTRLINSTRAM + (i << 2),
2068 				  le32_to_cpu(inst[i]));
2069 
2070 	snd_ymfpci_enable_dsp(chip);
2071 }
2072 
snd_ymfpci_memalloc(struct snd_ymfpci * chip)2073 static int __devinit snd_ymfpci_memalloc(struct snd_ymfpci *chip)
2074 {
2075 	long size, playback_ctrl_size;
2076 	int voice, bank, reg;
2077 	u8 *ptr;
2078 	dma_addr_t ptr_addr;
2079 
2080 	playback_ctrl_size = 4 + 4 * YDSXG_PLAYBACK_VOICES;
2081 	chip->bank_size_playback = snd_ymfpci_readl(chip, YDSXGR_PLAYCTRLSIZE) << 2;
2082 	chip->bank_size_capture = snd_ymfpci_readl(chip, YDSXGR_RECCTRLSIZE) << 2;
2083 	chip->bank_size_effect = snd_ymfpci_readl(chip, YDSXGR_EFFCTRLSIZE) << 2;
2084 	chip->work_size = YDSXG_DEFAULT_WORK_SIZE;
2085 
2086 	size = ALIGN(playback_ctrl_size, 0x100) +
2087 	       ALIGN(chip->bank_size_playback * 2 * YDSXG_PLAYBACK_VOICES, 0x100) +
2088 	       ALIGN(chip->bank_size_capture * 2 * YDSXG_CAPTURE_VOICES, 0x100) +
2089 	       ALIGN(chip->bank_size_effect * 2 * YDSXG_EFFECT_VOICES, 0x100) +
2090 	       chip->work_size;
2091 	/* work_ptr must be aligned to 256 bytes, but it's already
2092 	   covered with the kernel page allocation mechanism */
2093 	if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(chip->pci),
2094 				size, &chip->work_ptr) < 0)
2095 		return -ENOMEM;
2096 	ptr = chip->work_ptr.area;
2097 	ptr_addr = chip->work_ptr.addr;
2098 	memset(ptr, 0, size);	/* for sure */
2099 
2100 	chip->bank_base_playback = ptr;
2101 	chip->bank_base_playback_addr = ptr_addr;
2102 	chip->ctrl_playback = (u32 *)ptr;
2103 	chip->ctrl_playback[0] = cpu_to_le32(YDSXG_PLAYBACK_VOICES);
2104 	ptr += ALIGN(playback_ctrl_size, 0x100);
2105 	ptr_addr += ALIGN(playback_ctrl_size, 0x100);
2106 	for (voice = 0; voice < YDSXG_PLAYBACK_VOICES; voice++) {
2107 		chip->voices[voice].number = voice;
2108 		chip->voices[voice].bank = (struct snd_ymfpci_playback_bank *)ptr;
2109 		chip->voices[voice].bank_addr = ptr_addr;
2110 		for (bank = 0; bank < 2; bank++) {
2111 			chip->bank_playback[voice][bank] = (struct snd_ymfpci_playback_bank *)ptr;
2112 			ptr += chip->bank_size_playback;
2113 			ptr_addr += chip->bank_size_playback;
2114 		}
2115 	}
2116 	ptr = (char *)ALIGN((unsigned long)ptr, 0x100);
2117 	ptr_addr = ALIGN(ptr_addr, 0x100);
2118 	chip->bank_base_capture = ptr;
2119 	chip->bank_base_capture_addr = ptr_addr;
2120 	for (voice = 0; voice < YDSXG_CAPTURE_VOICES; voice++)
2121 		for (bank = 0; bank < 2; bank++) {
2122 			chip->bank_capture[voice][bank] = (struct snd_ymfpci_capture_bank *)ptr;
2123 			ptr += chip->bank_size_capture;
2124 			ptr_addr += chip->bank_size_capture;
2125 		}
2126 	ptr = (char *)ALIGN((unsigned long)ptr, 0x100);
2127 	ptr_addr = ALIGN(ptr_addr, 0x100);
2128 	chip->bank_base_effect = ptr;
2129 	chip->bank_base_effect_addr = ptr_addr;
2130 	for (voice = 0; voice < YDSXG_EFFECT_VOICES; voice++)
2131 		for (bank = 0; bank < 2; bank++) {
2132 			chip->bank_effect[voice][bank] = (struct snd_ymfpci_effect_bank *)ptr;
2133 			ptr += chip->bank_size_effect;
2134 			ptr_addr += chip->bank_size_effect;
2135 		}
2136 	ptr = (char *)ALIGN((unsigned long)ptr, 0x100);
2137 	ptr_addr = ALIGN(ptr_addr, 0x100);
2138 	chip->work_base = ptr;
2139 	chip->work_base_addr = ptr_addr;
2140 
2141 	snd_BUG_ON(ptr + chip->work_size !=
2142 		   chip->work_ptr.area + chip->work_ptr.bytes);
2143 
2144 	snd_ymfpci_writel(chip, YDSXGR_PLAYCTRLBASE, chip->bank_base_playback_addr);
2145 	snd_ymfpci_writel(chip, YDSXGR_RECCTRLBASE, chip->bank_base_capture_addr);
2146 	snd_ymfpci_writel(chip, YDSXGR_EFFCTRLBASE, chip->bank_base_effect_addr);
2147 	snd_ymfpci_writel(chip, YDSXGR_WORKBASE, chip->work_base_addr);
2148 	snd_ymfpci_writel(chip, YDSXGR_WORKSIZE, chip->work_size >> 2);
2149 
2150 	/* S/PDIF output initialization */
2151 	chip->spdif_bits = chip->spdif_pcm_bits = SNDRV_PCM_DEFAULT_CON_SPDIF & 0xffff;
2152 	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTCTRL, 0);
2153 	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_bits);
2154 
2155 	/* S/PDIF input initialization */
2156 	snd_ymfpci_writew(chip, YDSXGR_SPDIFINCTRL, 0);
2157 
2158 	/* digital mixer setup */
2159 	for (reg = 0x80; reg < 0xc0; reg += 4)
2160 		snd_ymfpci_writel(chip, reg, 0);
2161 	snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0x3fff3fff);
2162 	snd_ymfpci_writel(chip, YDSXGR_BUF441OUTVOL, 0x3fff3fff);
2163 	snd_ymfpci_writel(chip, YDSXGR_ZVOUTVOL, 0x3fff3fff);
2164 	snd_ymfpci_writel(chip, YDSXGR_SPDIFOUTVOL, 0x3fff3fff);
2165 	snd_ymfpci_writel(chip, YDSXGR_NATIVEADCINVOL, 0x3fff3fff);
2166 	snd_ymfpci_writel(chip, YDSXGR_NATIVEDACINVOL, 0x3fff3fff);
2167 	snd_ymfpci_writel(chip, YDSXGR_PRIADCLOOPVOL, 0x3fff3fff);
2168 	snd_ymfpci_writel(chip, YDSXGR_LEGACYOUTVOL, 0x3fff3fff);
2169 
2170 	return 0;
2171 }
2172 
snd_ymfpci_free(struct snd_ymfpci * chip)2173 static int snd_ymfpci_free(struct snd_ymfpci *chip)
2174 {
2175 	u16 ctrl;
2176 
2177 	if (snd_BUG_ON(!chip))
2178 		return -EINVAL;
2179 
2180 	if (chip->res_reg_area) {	/* don't touch busy hardware */
2181 		snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0);
2182 		snd_ymfpci_writel(chip, YDSXGR_BUF441OUTVOL, 0);
2183 		snd_ymfpci_writel(chip, YDSXGR_LEGACYOUTVOL, 0);
2184 		snd_ymfpci_writel(chip, YDSXGR_STATUS, ~0);
2185 		snd_ymfpci_disable_dsp(chip);
2186 		snd_ymfpci_writel(chip, YDSXGR_PLAYCTRLBASE, 0);
2187 		snd_ymfpci_writel(chip, YDSXGR_RECCTRLBASE, 0);
2188 		snd_ymfpci_writel(chip, YDSXGR_EFFCTRLBASE, 0);
2189 		snd_ymfpci_writel(chip, YDSXGR_WORKBASE, 0);
2190 		snd_ymfpci_writel(chip, YDSXGR_WORKSIZE, 0);
2191 		ctrl = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
2192 		snd_ymfpci_writew(chip, YDSXGR_GLOBALCTRL, ctrl & ~0x0007);
2193 	}
2194 
2195 	snd_ymfpci_ac3_done(chip);
2196 
2197 	/* Set PCI device to D3 state */
2198 #if 0
2199 	/* FIXME: temporarily disabled, otherwise we cannot fire up
2200 	 * the chip again unless reboot.  ACPI bug?
2201 	 */
2202 	pci_set_power_state(chip->pci, 3);
2203 #endif
2204 
2205 #ifdef CONFIG_PM
2206 	vfree(chip->saved_regs);
2207 #endif
2208 	if (chip->irq >= 0)
2209 		free_irq(chip->irq, chip);
2210 	release_and_free_resource(chip->mpu_res);
2211 	release_and_free_resource(chip->fm_res);
2212 	snd_ymfpci_free_gameport(chip);
2213 	if (chip->reg_area_virt)
2214 		iounmap(chip->reg_area_virt);
2215 	if (chip->work_ptr.area)
2216 		snd_dma_free_pages(&chip->work_ptr);
2217 
2218 	release_and_free_resource(chip->res_reg_area);
2219 
2220 	pci_write_config_word(chip->pci, 0x40, chip->old_legacy_ctrl);
2221 
2222 	pci_disable_device(chip->pci);
2223 	release_firmware(chip->dsp_microcode);
2224 	release_firmware(chip->controller_microcode);
2225 	kfree(chip);
2226 	return 0;
2227 }
2228 
snd_ymfpci_dev_free(struct snd_device * device)2229 static int snd_ymfpci_dev_free(struct snd_device *device)
2230 {
2231 	struct snd_ymfpci *chip = device->device_data;
2232 	return snd_ymfpci_free(chip);
2233 }
2234 
2235 #ifdef CONFIG_PM
2236 static int saved_regs_index[] = {
2237 	/* spdif */
2238 	YDSXGR_SPDIFOUTCTRL,
2239 	YDSXGR_SPDIFOUTSTATUS,
2240 	YDSXGR_SPDIFINCTRL,
2241 	/* volumes */
2242 	YDSXGR_PRIADCLOOPVOL,
2243 	YDSXGR_NATIVEDACINVOL,
2244 	YDSXGR_NATIVEDACOUTVOL,
2245 	YDSXGR_BUF441OUTVOL,
2246 	YDSXGR_NATIVEADCINVOL,
2247 	YDSXGR_SPDIFLOOPVOL,
2248 	YDSXGR_SPDIFOUTVOL,
2249 	YDSXGR_ZVOUTVOL,
2250 	YDSXGR_LEGACYOUTVOL,
2251 	/* address bases */
2252 	YDSXGR_PLAYCTRLBASE,
2253 	YDSXGR_RECCTRLBASE,
2254 	YDSXGR_EFFCTRLBASE,
2255 	YDSXGR_WORKBASE,
2256 	/* capture set up */
2257 	YDSXGR_MAPOFREC,
2258 	YDSXGR_RECFORMAT,
2259 	YDSXGR_RECSLOTSR,
2260 	YDSXGR_ADCFORMAT,
2261 	YDSXGR_ADCSLOTSR,
2262 };
2263 #define YDSXGR_NUM_SAVED_REGS	ARRAY_SIZE(saved_regs_index)
2264 
snd_ymfpci_suspend(struct pci_dev * pci,pm_message_t state)2265 int snd_ymfpci_suspend(struct pci_dev *pci, pm_message_t state)
2266 {
2267 	struct snd_card *card = pci_get_drvdata(pci);
2268 	struct snd_ymfpci *chip = card->private_data;
2269 	unsigned int i;
2270 
2271 	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2272 	snd_pcm_suspend_all(chip->pcm);
2273 	snd_pcm_suspend_all(chip->pcm2);
2274 	snd_pcm_suspend_all(chip->pcm_spdif);
2275 	snd_pcm_suspend_all(chip->pcm_4ch);
2276 	snd_ac97_suspend(chip->ac97);
2277 	for (i = 0; i < YDSXGR_NUM_SAVED_REGS; i++)
2278 		chip->saved_regs[i] = snd_ymfpci_readl(chip, saved_regs_index[i]);
2279 	chip->saved_ydsxgr_mode = snd_ymfpci_readl(chip, YDSXGR_MODE);
2280 	snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0);
2281 	snd_ymfpci_writel(chip, YDSXGR_BUF441OUTVOL, 0);
2282 	snd_ymfpci_disable_dsp(chip);
2283 	pci_disable_device(pci);
2284 	pci_save_state(pci);
2285 	pci_set_power_state(pci, pci_choose_state(pci, state));
2286 	return 0;
2287 }
2288 
snd_ymfpci_resume(struct pci_dev * pci)2289 int snd_ymfpci_resume(struct pci_dev *pci)
2290 {
2291 	struct snd_card *card = pci_get_drvdata(pci);
2292 	struct snd_ymfpci *chip = card->private_data;
2293 	unsigned int i;
2294 
2295 	pci_set_power_state(pci, PCI_D0);
2296 	pci_restore_state(pci);
2297 	if (pci_enable_device(pci) < 0) {
2298 		printk(KERN_ERR "ymfpci: pci_enable_device failed, "
2299 		       "disabling device\n");
2300 		snd_card_disconnect(card);
2301 		return -EIO;
2302 	}
2303 	pci_set_master(pci);
2304 	snd_ymfpci_aclink_reset(pci);
2305 	snd_ymfpci_codec_ready(chip, 0);
2306 	snd_ymfpci_download_image(chip);
2307 	udelay(100);
2308 
2309 	for (i = 0; i < YDSXGR_NUM_SAVED_REGS; i++)
2310 		snd_ymfpci_writel(chip, saved_regs_index[i], chip->saved_regs[i]);
2311 
2312 	snd_ac97_resume(chip->ac97);
2313 
2314 	/* start hw again */
2315 	if (chip->start_count > 0) {
2316 		spin_lock_irq(&chip->reg_lock);
2317 		snd_ymfpci_writel(chip, YDSXGR_MODE, chip->saved_ydsxgr_mode);
2318 		chip->active_bank = snd_ymfpci_readl(chip, YDSXGR_CTRLSELECT);
2319 		spin_unlock_irq(&chip->reg_lock);
2320 	}
2321 	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2322 	return 0;
2323 }
2324 #endif /* CONFIG_PM */
2325 
snd_ymfpci_create(struct snd_card * card,struct pci_dev * pci,unsigned short old_legacy_ctrl,struct snd_ymfpci ** rchip)2326 int __devinit snd_ymfpci_create(struct snd_card *card,
2327 				struct pci_dev * pci,
2328 				unsigned short old_legacy_ctrl,
2329 				struct snd_ymfpci ** rchip)
2330 {
2331 	struct snd_ymfpci *chip;
2332 	int err;
2333 	static struct snd_device_ops ops = {
2334 		.dev_free =	snd_ymfpci_dev_free,
2335 	};
2336 
2337 	*rchip = NULL;
2338 
2339 	/* enable PCI device */
2340 	if ((err = pci_enable_device(pci)) < 0)
2341 		return err;
2342 
2343 	chip = kzalloc(sizeof(*chip), GFP_KERNEL);
2344 	if (chip == NULL) {
2345 		pci_disable_device(pci);
2346 		return -ENOMEM;
2347 	}
2348 	chip->old_legacy_ctrl = old_legacy_ctrl;
2349 	spin_lock_init(&chip->reg_lock);
2350 	spin_lock_init(&chip->voice_lock);
2351 	init_waitqueue_head(&chip->interrupt_sleep);
2352 	atomic_set(&chip->interrupt_sleep_count, 0);
2353 	chip->card = card;
2354 	chip->pci = pci;
2355 	chip->irq = -1;
2356 	chip->device_id = pci->device;
2357 	chip->rev = pci->revision;
2358 	chip->reg_area_phys = pci_resource_start(pci, 0);
2359 	chip->reg_area_virt = ioremap_nocache(chip->reg_area_phys, 0x8000);
2360 	pci_set_master(pci);
2361 	chip->src441_used = -1;
2362 
2363 	if ((chip->res_reg_area = request_mem_region(chip->reg_area_phys, 0x8000, "YMFPCI")) == NULL) {
2364 		snd_printk(KERN_ERR "unable to grab memory region 0x%lx-0x%lx\n", chip->reg_area_phys, chip->reg_area_phys + 0x8000 - 1);
2365 		snd_ymfpci_free(chip);
2366 		return -EBUSY;
2367 	}
2368 	if (request_irq(pci->irq, snd_ymfpci_interrupt, IRQF_SHARED,
2369 			"YMFPCI", chip)) {
2370 		snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
2371 		snd_ymfpci_free(chip);
2372 		return -EBUSY;
2373 	}
2374 	chip->irq = pci->irq;
2375 
2376 	snd_ymfpci_aclink_reset(pci);
2377 	if (snd_ymfpci_codec_ready(chip, 0) < 0) {
2378 		snd_ymfpci_free(chip);
2379 		return -EIO;
2380 	}
2381 
2382 	err = snd_ymfpci_request_firmware(chip);
2383 	if (err < 0) {
2384 		snd_printk(KERN_ERR "firmware request failed: %d\n", err);
2385 		snd_ymfpci_free(chip);
2386 		return err;
2387 	}
2388 	snd_ymfpci_download_image(chip);
2389 
2390 	udelay(100); /* seems we need a delay after downloading image.. */
2391 
2392 	if (snd_ymfpci_memalloc(chip) < 0) {
2393 		snd_ymfpci_free(chip);
2394 		return -EIO;
2395 	}
2396 
2397 	if ((err = snd_ymfpci_ac3_init(chip)) < 0) {
2398 		snd_ymfpci_free(chip);
2399 		return err;
2400 	}
2401 
2402 #ifdef CONFIG_PM
2403 	chip->saved_regs = vmalloc(YDSXGR_NUM_SAVED_REGS * sizeof(u32));
2404 	if (chip->saved_regs == NULL) {
2405 		snd_ymfpci_free(chip);
2406 		return -ENOMEM;
2407 	}
2408 #endif
2409 
2410 	if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
2411 		snd_ymfpci_free(chip);
2412 		return err;
2413 	}
2414 
2415 	snd_ymfpci_proc_init(card, chip);
2416 
2417 	snd_card_set_dev(card, &pci->dev);
2418 
2419 	*rchip = chip;
2420 	return 0;
2421 }
2422