1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
4 *  Routines for control of YMF724/740/744/754 chips
5 */
6
7#include <linux/delay.h>
8#include <linux/firmware.h>
9#include <linux/init.h>
10#include <linux/interrupt.h>
11#include <linux/pci.h>
12#include <linux/sched.h>
13#include <linux/slab.h>
14#include <linux/mutex.h>
15#include <linux/module.h>
16#include <linux/io.h>
17
18#include <sound/core.h>
19#include <sound/control.h>
20#include <sound/info.h>
21#include <sound/tlv.h>
22#include "ymfpci.h"
23#include <sound/asoundef.h>
24#include <sound/mpu401.h>
25
26#include <asm/byteorder.h>
27
28/*
29 *  common I/O routines
30 */
31
32static void snd_ymfpci_irq_wait(struct snd_ymfpci *chip);
33
34static inline void snd_ymfpci_writeb(struct snd_ymfpci *chip, u32 offset, u8 val)
35{
36	writeb(val, chip->reg_area_virt + offset);
37}
38
39static inline u16 snd_ymfpci_readw(struct snd_ymfpci *chip, u32 offset)
40{
41	return readw(chip->reg_area_virt + offset);
42}
43
44static inline void snd_ymfpci_writew(struct snd_ymfpci *chip, u32 offset, u16 val)
45{
46	writew(val, chip->reg_area_virt + offset);
47}
48
49static inline u32 snd_ymfpci_readl(struct snd_ymfpci *chip, u32 offset)
50{
51	return readl(chip->reg_area_virt + offset);
52}
53
54static inline void snd_ymfpci_writel(struct snd_ymfpci *chip, u32 offset, u32 val)
55{
56	writel(val, chip->reg_area_virt + offset);
57}
58
59static int snd_ymfpci_codec_ready(struct snd_ymfpci *chip, int secondary)
60{
61	unsigned long end_time;
62	u32 reg = secondary ? YDSXGR_SECSTATUSADR : YDSXGR_PRISTATUSADR;
63
64	end_time = jiffies + msecs_to_jiffies(750);
65	do {
66		if ((snd_ymfpci_readw(chip, reg) & 0x8000) == 0)
67			return 0;
68		schedule_timeout_uninterruptible(1);
69	} while (time_before(jiffies, end_time));
70	dev_err(chip->card->dev,
71		"codec_ready: codec %i is not ready [0x%x]\n",
72		secondary, snd_ymfpci_readw(chip, reg));
73	return -EBUSY;
74}
75
76static void snd_ymfpci_codec_write(struct snd_ac97 *ac97, u16 reg, u16 val)
77{
78	struct snd_ymfpci *chip = ac97->private_data;
79	u32 cmd;
80
81	snd_ymfpci_codec_ready(chip, 0);
82	cmd = ((YDSXG_AC97WRITECMD | reg) << 16) | val;
83	snd_ymfpci_writel(chip, YDSXGR_AC97CMDDATA, cmd);
84}
85
86static u16 snd_ymfpci_codec_read(struct snd_ac97 *ac97, u16 reg)
87{
88	struct snd_ymfpci *chip = ac97->private_data;
89
90	if (snd_ymfpci_codec_ready(chip, 0))
91		return ~0;
92	snd_ymfpci_writew(chip, YDSXGR_AC97CMDADR, YDSXG_AC97READCMD | reg);
93	if (snd_ymfpci_codec_ready(chip, 0))
94		return ~0;
95	if (chip->device_id == PCI_DEVICE_ID_YAMAHA_744 && chip->rev < 2) {
96		int i;
97		for (i = 0; i < 600; i++)
98			snd_ymfpci_readw(chip, YDSXGR_PRISTATUSDATA);
99	}
100	return snd_ymfpci_readw(chip, YDSXGR_PRISTATUSDATA);
101}
102
103/*
104 *  Misc routines
105 */
106
107static u32 snd_ymfpci_calc_delta(u32 rate)
108{
109	switch (rate) {
110	case 8000:	return 0x02aaab00;
111	case 11025:	return 0x03accd00;
112	case 16000:	return 0x05555500;
113	case 22050:	return 0x07599a00;
114	case 32000:	return 0x0aaaab00;
115	case 44100:	return 0x0eb33300;
116	default:	return ((rate << 16) / 375) << 5;
117	}
118}
119
120static const u32 def_rate[8] = {
121	100, 2000, 8000, 11025, 16000, 22050, 32000, 48000
122};
123
124static u32 snd_ymfpci_calc_lpfK(u32 rate)
125{
126	u32 i;
127	static const u32 val[8] = {
128		0x00570000, 0x06AA0000, 0x18B20000, 0x20930000,
129		0x2B9A0000, 0x35A10000, 0x3EAA0000, 0x40000000
130	};
131
132	if (rate == 44100)
133		return 0x40000000;	/* FIXME: What's the right value? */
134	for (i = 0; i < 8; i++)
135		if (rate <= def_rate[i])
136			return val[i];
137	return val[0];
138}
139
140static u32 snd_ymfpci_calc_lpfQ(u32 rate)
141{
142	u32 i;
143	static const u32 val[8] = {
144		0x35280000, 0x34A70000, 0x32020000, 0x31770000,
145		0x31390000, 0x31C90000, 0x33D00000, 0x40000000
146	};
147
148	if (rate == 44100)
149		return 0x370A0000;
150	for (i = 0; i < 8; i++)
151		if (rate <= def_rate[i])
152			return val[i];
153	return val[0];
154}
155
156/*
157 *  Hardware start management
158 */
159
160static void snd_ymfpci_hw_start(struct snd_ymfpci *chip)
161{
162	unsigned long flags;
163
164	spin_lock_irqsave(&chip->reg_lock, flags);
165	if (chip->start_count++ > 0)
166		goto __end;
167	snd_ymfpci_writel(chip, YDSXGR_MODE,
168			  snd_ymfpci_readl(chip, YDSXGR_MODE) | 3);
169	chip->active_bank = snd_ymfpci_readl(chip, YDSXGR_CTRLSELECT) & 1;
170      __end:
171      	spin_unlock_irqrestore(&chip->reg_lock, flags);
172}
173
174static void snd_ymfpci_hw_stop(struct snd_ymfpci *chip)
175{
176	unsigned long flags;
177	long timeout = 1000;
178
179	spin_lock_irqsave(&chip->reg_lock, flags);
180	if (--chip->start_count > 0)
181		goto __end;
182	snd_ymfpci_writel(chip, YDSXGR_MODE,
183			  snd_ymfpci_readl(chip, YDSXGR_MODE) & ~3);
184	while (timeout-- > 0) {
185		if ((snd_ymfpci_readl(chip, YDSXGR_STATUS) & 2) == 0)
186			break;
187	}
188	if (atomic_read(&chip->interrupt_sleep_count)) {
189		atomic_set(&chip->interrupt_sleep_count, 0);
190		wake_up(&chip->interrupt_sleep);
191	}
192      __end:
193      	spin_unlock_irqrestore(&chip->reg_lock, flags);
194}
195
196/*
197 *  Playback voice management
198 */
199
200static int voice_alloc(struct snd_ymfpci *chip,
201		       enum snd_ymfpci_voice_type type, int pair,
202		       struct snd_ymfpci_voice **rvoice)
203{
204	struct snd_ymfpci_voice *voice, *voice2;
205	int idx;
206
207	*rvoice = NULL;
208	for (idx = 0; idx < YDSXG_PLAYBACK_VOICES; idx += pair ? 2 : 1) {
209		voice = &chip->voices[idx];
210		voice2 = pair ? &chip->voices[idx+1] : NULL;
211		if (voice->use || (voice2 && voice2->use))
212			continue;
213		voice->use = 1;
214		if (voice2)
215			voice2->use = 1;
216		switch (type) {
217		case YMFPCI_PCM:
218			voice->pcm = 1;
219			if (voice2)
220				voice2->pcm = 1;
221			break;
222		case YMFPCI_SYNTH:
223			voice->synth = 1;
224			break;
225		case YMFPCI_MIDI:
226			voice->midi = 1;
227			break;
228		}
229		snd_ymfpci_hw_start(chip);
230		if (voice2)
231			snd_ymfpci_hw_start(chip);
232		*rvoice = voice;
233		return 0;
234	}
235	return -ENOMEM;
236}
237
238static int snd_ymfpci_voice_alloc(struct snd_ymfpci *chip,
239				  enum snd_ymfpci_voice_type type, int pair,
240				  struct snd_ymfpci_voice **rvoice)
241{
242	unsigned long flags;
243	int result;
244
245	if (snd_BUG_ON(!rvoice))
246		return -EINVAL;
247	if (snd_BUG_ON(pair && type != YMFPCI_PCM))
248		return -EINVAL;
249
250	spin_lock_irqsave(&chip->voice_lock, flags);
251	for (;;) {
252		result = voice_alloc(chip, type, pair, rvoice);
253		if (result == 0 || type != YMFPCI_PCM)
254			break;
255		/* TODO: synth/midi voice deallocation */
256		break;
257	}
258	spin_unlock_irqrestore(&chip->voice_lock, flags);
259	return result;
260}
261
262static int snd_ymfpci_voice_free(struct snd_ymfpci *chip, struct snd_ymfpci_voice *pvoice)
263{
264	unsigned long flags;
265
266	if (snd_BUG_ON(!pvoice))
267		return -EINVAL;
268	snd_ymfpci_hw_stop(chip);
269	spin_lock_irqsave(&chip->voice_lock, flags);
270	if (pvoice->number == chip->src441_used) {
271		chip->src441_used = -1;
272		pvoice->ypcm->use_441_slot = 0;
273	}
274	pvoice->use = pvoice->pcm = pvoice->synth = pvoice->midi = 0;
275	pvoice->ypcm = NULL;
276	pvoice->interrupt = NULL;
277	spin_unlock_irqrestore(&chip->voice_lock, flags);
278	return 0;
279}
280
281/*
282 *  PCM part
283 */
284
285static void snd_ymfpci_pcm_interrupt(struct snd_ymfpci *chip, struct snd_ymfpci_voice *voice)
286{
287	struct snd_ymfpci_pcm *ypcm;
288	u32 pos, delta;
289
290	ypcm = voice->ypcm;
291	if (!ypcm)
292		return;
293	if (ypcm->substream == NULL)
294		return;
295	spin_lock(&chip->reg_lock);
296	if (ypcm->running) {
297		pos = le32_to_cpu(voice->bank[chip->active_bank].start);
298		if (pos < ypcm->last_pos)
299			delta = pos + (ypcm->buffer_size - ypcm->last_pos);
300		else
301			delta = pos - ypcm->last_pos;
302		ypcm->period_pos += delta;
303		ypcm->last_pos = pos;
304		if (ypcm->period_pos >= ypcm->period_size) {
305			/*
306			dev_dbg(chip->card->dev,
307			       "done - active_bank = 0x%x, start = 0x%x\n",
308			       chip->active_bank,
309			       voice->bank[chip->active_bank].start);
310			*/
311			ypcm->period_pos %= ypcm->period_size;
312			spin_unlock(&chip->reg_lock);
313			snd_pcm_period_elapsed(ypcm->substream);
314			spin_lock(&chip->reg_lock);
315		}
316
317		if (unlikely(ypcm->update_pcm_vol)) {
318			unsigned int subs = ypcm->substream->number;
319			unsigned int next_bank = 1 - chip->active_bank;
320			struct snd_ymfpci_playback_bank *bank;
321			__le32 volume;
322
323			bank = &voice->bank[next_bank];
324			volume = cpu_to_le32(chip->pcm_mixer[subs].left << 15);
325			bank->left_gain_end = volume;
326			if (ypcm->output_rear)
327				bank->eff2_gain_end = volume;
328			if (ypcm->voices[1])
329				bank = &ypcm->voices[1]->bank[next_bank];
330			volume = cpu_to_le32(chip->pcm_mixer[subs].right << 15);
331			bank->right_gain_end = volume;
332			if (ypcm->output_rear)
333				bank->eff3_gain_end = volume;
334			ypcm->update_pcm_vol--;
335		}
336	}
337	spin_unlock(&chip->reg_lock);
338}
339
340static void snd_ymfpci_pcm_capture_interrupt(struct snd_pcm_substream *substream)
341{
342	struct snd_pcm_runtime *runtime = substream->runtime;
343	struct snd_ymfpci_pcm *ypcm = runtime->private_data;
344	struct snd_ymfpci *chip = ypcm->chip;
345	u32 pos, delta;
346
347	spin_lock(&chip->reg_lock);
348	if (ypcm->running) {
349		pos = le32_to_cpu(chip->bank_capture[ypcm->capture_bank_number][chip->active_bank]->start) >> ypcm->shift;
350		if (pos < ypcm->last_pos)
351			delta = pos + (ypcm->buffer_size - ypcm->last_pos);
352		else
353			delta = pos - ypcm->last_pos;
354		ypcm->period_pos += delta;
355		ypcm->last_pos = pos;
356		if (ypcm->period_pos >= ypcm->period_size) {
357			ypcm->period_pos %= ypcm->period_size;
358			/*
359			dev_dbg(chip->card->dev,
360			       "done - active_bank = 0x%x, start = 0x%x\n",
361			       chip->active_bank,
362			       voice->bank[chip->active_bank].start);
363			*/
364			spin_unlock(&chip->reg_lock);
365			snd_pcm_period_elapsed(substream);
366			spin_lock(&chip->reg_lock);
367		}
368	}
369	spin_unlock(&chip->reg_lock);
370}
371
372static int snd_ymfpci_playback_trigger(struct snd_pcm_substream *substream,
373				       int cmd)
374{
375	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
376	struct snd_ymfpci_pcm *ypcm = substream->runtime->private_data;
377	struct snd_kcontrol *kctl = NULL;
378	int result = 0;
379
380	spin_lock(&chip->reg_lock);
381	if (ypcm->voices[0] == NULL) {
382		result = -EINVAL;
383		goto __unlock;
384	}
385	switch (cmd) {
386	case SNDRV_PCM_TRIGGER_START:
387	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
388	case SNDRV_PCM_TRIGGER_RESUME:
389		chip->ctrl_playback[ypcm->voices[0]->number + 1] = cpu_to_le32(ypcm->voices[0]->bank_addr);
390		if (ypcm->voices[1] != NULL && !ypcm->use_441_slot)
391			chip->ctrl_playback[ypcm->voices[1]->number + 1] = cpu_to_le32(ypcm->voices[1]->bank_addr);
392		ypcm->running = 1;
393		break;
394	case SNDRV_PCM_TRIGGER_STOP:
395		if (substream->pcm == chip->pcm && !ypcm->use_441_slot) {
396			kctl = chip->pcm_mixer[substream->number].ctl;
397			kctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
398		}
399		fallthrough;
400	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
401	case SNDRV_PCM_TRIGGER_SUSPEND:
402		chip->ctrl_playback[ypcm->voices[0]->number + 1] = 0;
403		if (ypcm->voices[1] != NULL && !ypcm->use_441_slot)
404			chip->ctrl_playback[ypcm->voices[1]->number + 1] = 0;
405		ypcm->running = 0;
406		break;
407	default:
408		result = -EINVAL;
409		break;
410	}
411      __unlock:
412	spin_unlock(&chip->reg_lock);
413	if (kctl)
414		snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_INFO, &kctl->id);
415	return result;
416}
417static int snd_ymfpci_capture_trigger(struct snd_pcm_substream *substream,
418				      int cmd)
419{
420	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
421	struct snd_ymfpci_pcm *ypcm = substream->runtime->private_data;
422	int result = 0;
423	u32 tmp;
424
425	spin_lock(&chip->reg_lock);
426	switch (cmd) {
427	case SNDRV_PCM_TRIGGER_START:
428	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
429	case SNDRV_PCM_TRIGGER_RESUME:
430		tmp = snd_ymfpci_readl(chip, YDSXGR_MAPOFREC) | (1 << ypcm->capture_bank_number);
431		snd_ymfpci_writel(chip, YDSXGR_MAPOFREC, tmp);
432		ypcm->running = 1;
433		break;
434	case SNDRV_PCM_TRIGGER_STOP:
435	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
436	case SNDRV_PCM_TRIGGER_SUSPEND:
437		tmp = snd_ymfpci_readl(chip, YDSXGR_MAPOFREC) & ~(1 << ypcm->capture_bank_number);
438		snd_ymfpci_writel(chip, YDSXGR_MAPOFREC, tmp);
439		ypcm->running = 0;
440		break;
441	default:
442		result = -EINVAL;
443		break;
444	}
445	spin_unlock(&chip->reg_lock);
446	return result;
447}
448
449static int snd_ymfpci_pcm_voice_alloc(struct snd_ymfpci_pcm *ypcm, int voices)
450{
451	int err;
452
453	if (ypcm->voices[1] != NULL && voices < 2) {
454		snd_ymfpci_voice_free(ypcm->chip, ypcm->voices[1]);
455		ypcm->voices[1] = NULL;
456	}
457	if (voices == 1 && ypcm->voices[0] != NULL)
458		return 0;		/* already allocated */
459	if (voices == 2 && ypcm->voices[0] != NULL && ypcm->voices[1] != NULL)
460		return 0;		/* already allocated */
461	if (voices > 1) {
462		if (ypcm->voices[0] != NULL && ypcm->voices[1] == NULL) {
463			snd_ymfpci_voice_free(ypcm->chip, ypcm->voices[0]);
464			ypcm->voices[0] = NULL;
465		}
466	}
467	err = snd_ymfpci_voice_alloc(ypcm->chip, YMFPCI_PCM, voices > 1, &ypcm->voices[0]);
468	if (err < 0)
469		return err;
470	ypcm->voices[0]->ypcm = ypcm;
471	ypcm->voices[0]->interrupt = snd_ymfpci_pcm_interrupt;
472	if (voices > 1) {
473		ypcm->voices[1] = &ypcm->chip->voices[ypcm->voices[0]->number + 1];
474		ypcm->voices[1]->ypcm = ypcm;
475	}
476	return 0;
477}
478
479static void snd_ymfpci_pcm_init_voice(struct snd_ymfpci_pcm *ypcm, unsigned int voiceidx,
480				      struct snd_pcm_runtime *runtime,
481				      int has_pcm_volume)
482{
483	struct snd_ymfpci_voice *voice = ypcm->voices[voiceidx];
484	u32 format;
485	u32 delta = snd_ymfpci_calc_delta(runtime->rate);
486	u32 lpfQ = snd_ymfpci_calc_lpfQ(runtime->rate);
487	u32 lpfK = snd_ymfpci_calc_lpfK(runtime->rate);
488	struct snd_ymfpci_playback_bank *bank;
489	unsigned int nbank;
490	__le32 vol_left, vol_right;
491	u8 use_left, use_right;
492	unsigned long flags;
493
494	if (snd_BUG_ON(!voice))
495		return;
496	if (runtime->channels == 1) {
497		use_left = 1;
498		use_right = 1;
499	} else {
500		use_left = (voiceidx & 1) == 0;
501		use_right = !use_left;
502	}
503	if (has_pcm_volume) {
504		vol_left = cpu_to_le32(ypcm->chip->pcm_mixer
505				       [ypcm->substream->number].left << 15);
506		vol_right = cpu_to_le32(ypcm->chip->pcm_mixer
507					[ypcm->substream->number].right << 15);
508	} else {
509		vol_left = cpu_to_le32(0x40000000);
510		vol_right = cpu_to_le32(0x40000000);
511	}
512	spin_lock_irqsave(&ypcm->chip->voice_lock, flags);
513	format = runtime->channels == 2 ? 0x00010000 : 0;
514	if (snd_pcm_format_width(runtime->format) == 8)
515		format |= 0x80000000;
516	else if (ypcm->chip->device_id == PCI_DEVICE_ID_YAMAHA_754 &&
517		 runtime->rate == 44100 && runtime->channels == 2 &&
518		 voiceidx == 0 && (ypcm->chip->src441_used == -1 ||
519				   ypcm->chip->src441_used == voice->number)) {
520		ypcm->chip->src441_used = voice->number;
521		ypcm->use_441_slot = 1;
522		format |= 0x10000000;
523	}
524	if (ypcm->chip->src441_used == voice->number &&
525	    (format & 0x10000000) == 0) {
526		ypcm->chip->src441_used = -1;
527		ypcm->use_441_slot = 0;
528	}
529	if (runtime->channels == 2 && (voiceidx & 1) != 0)
530		format |= 1;
531	spin_unlock_irqrestore(&ypcm->chip->voice_lock, flags);
532	for (nbank = 0; nbank < 2; nbank++) {
533		bank = &voice->bank[nbank];
534		memset(bank, 0, sizeof(*bank));
535		bank->format = cpu_to_le32(format);
536		bank->base = cpu_to_le32(runtime->dma_addr);
537		bank->loop_end = cpu_to_le32(ypcm->buffer_size);
538		bank->lpfQ = cpu_to_le32(lpfQ);
539		bank->delta =
540		bank->delta_end = cpu_to_le32(delta);
541		bank->lpfK =
542		bank->lpfK_end = cpu_to_le32(lpfK);
543		bank->eg_gain =
544		bank->eg_gain_end = cpu_to_le32(0x40000000);
545
546		if (ypcm->output_front) {
547			if (use_left) {
548				bank->left_gain =
549				bank->left_gain_end = vol_left;
550			}
551			if (use_right) {
552				bank->right_gain =
553				bank->right_gain_end = vol_right;
554			}
555		}
556		if (ypcm->output_rear) {
557		        if (!ypcm->swap_rear) {
558        			if (use_left) {
559        				bank->eff2_gain =
560        				bank->eff2_gain_end = vol_left;
561        			}
562        			if (use_right) {
563        				bank->eff3_gain =
564        				bank->eff3_gain_end = vol_right;
565        			}
566		        } else {
567        			/* The SPDIF out channels seem to be swapped, so we have
568        			 * to swap them here, too.  The rear analog out channels
569        			 * will be wrong, but otherwise AC3 would not work.
570        			 */
571        			if (use_left) {
572        				bank->eff3_gain =
573        				bank->eff3_gain_end = vol_left;
574        			}
575        			if (use_right) {
576        				bank->eff2_gain =
577        				bank->eff2_gain_end = vol_right;
578        			}
579        		}
580                }
581	}
582}
583
584static int snd_ymfpci_ac3_init(struct snd_ymfpci *chip)
585{
586	if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, &chip->pci->dev,
587				4096, &chip->ac3_tmp_base) < 0)
588		return -ENOMEM;
589
590	chip->bank_effect[3][0]->base =
591	chip->bank_effect[3][1]->base = cpu_to_le32(chip->ac3_tmp_base.addr);
592	chip->bank_effect[3][0]->loop_end =
593	chip->bank_effect[3][1]->loop_end = cpu_to_le32(1024);
594	chip->bank_effect[4][0]->base =
595	chip->bank_effect[4][1]->base = cpu_to_le32(chip->ac3_tmp_base.addr + 2048);
596	chip->bank_effect[4][0]->loop_end =
597	chip->bank_effect[4][1]->loop_end = cpu_to_le32(1024);
598
599	spin_lock_irq(&chip->reg_lock);
600	snd_ymfpci_writel(chip, YDSXGR_MAPOFEFFECT,
601			  snd_ymfpci_readl(chip, YDSXGR_MAPOFEFFECT) | 3 << 3);
602	spin_unlock_irq(&chip->reg_lock);
603	return 0;
604}
605
606static int snd_ymfpci_ac3_done(struct snd_ymfpci *chip)
607{
608	spin_lock_irq(&chip->reg_lock);
609	snd_ymfpci_writel(chip, YDSXGR_MAPOFEFFECT,
610			  snd_ymfpci_readl(chip, YDSXGR_MAPOFEFFECT) & ~(3 << 3));
611	spin_unlock_irq(&chip->reg_lock);
612	// snd_ymfpci_irq_wait(chip);
613	if (chip->ac3_tmp_base.area) {
614		snd_dma_free_pages(&chip->ac3_tmp_base);
615		chip->ac3_tmp_base.area = NULL;
616	}
617	return 0;
618}
619
620static int snd_ymfpci_playback_hw_params(struct snd_pcm_substream *substream,
621					 struct snd_pcm_hw_params *hw_params)
622{
623	struct snd_pcm_runtime *runtime = substream->runtime;
624	struct snd_ymfpci_pcm *ypcm = runtime->private_data;
625	int err;
626
627	err = snd_ymfpci_pcm_voice_alloc(ypcm, params_channels(hw_params));
628	if (err < 0)
629		return err;
630	return 0;
631}
632
633static int snd_ymfpci_playback_hw_free(struct snd_pcm_substream *substream)
634{
635	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
636	struct snd_pcm_runtime *runtime = substream->runtime;
637	struct snd_ymfpci_pcm *ypcm;
638
639	if (runtime->private_data == NULL)
640		return 0;
641	ypcm = runtime->private_data;
642
643	/* wait, until the PCI operations are not finished */
644	snd_ymfpci_irq_wait(chip);
645	if (ypcm->voices[1]) {
646		snd_ymfpci_voice_free(chip, ypcm->voices[1]);
647		ypcm->voices[1] = NULL;
648	}
649	if (ypcm->voices[0]) {
650		snd_ymfpci_voice_free(chip, ypcm->voices[0]);
651		ypcm->voices[0] = NULL;
652	}
653	return 0;
654}
655
656static int snd_ymfpci_playback_prepare(struct snd_pcm_substream *substream)
657{
658	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
659	struct snd_pcm_runtime *runtime = substream->runtime;
660	struct snd_ymfpci_pcm *ypcm = runtime->private_data;
661	struct snd_kcontrol *kctl;
662	unsigned int nvoice;
663
664	ypcm->period_size = runtime->period_size;
665	ypcm->buffer_size = runtime->buffer_size;
666	ypcm->period_pos = 0;
667	ypcm->last_pos = 0;
668	for (nvoice = 0; nvoice < runtime->channels; nvoice++)
669		snd_ymfpci_pcm_init_voice(ypcm, nvoice, runtime,
670					  substream->pcm == chip->pcm);
671
672	if (substream->pcm == chip->pcm && !ypcm->use_441_slot) {
673		kctl = chip->pcm_mixer[substream->number].ctl;
674		kctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
675		snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_INFO, &kctl->id);
676	}
677	return 0;
678}
679
680static int snd_ymfpci_capture_hw_free(struct snd_pcm_substream *substream)
681{
682	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
683
684	/* wait, until the PCI operations are not finished */
685	snd_ymfpci_irq_wait(chip);
686	return 0;
687}
688
689static int snd_ymfpci_capture_prepare(struct snd_pcm_substream *substream)
690{
691	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
692	struct snd_pcm_runtime *runtime = substream->runtime;
693	struct snd_ymfpci_pcm *ypcm = runtime->private_data;
694	struct snd_ymfpci_capture_bank * bank;
695	int nbank;
696	u32 rate, format;
697
698	ypcm->period_size = runtime->period_size;
699	ypcm->buffer_size = runtime->buffer_size;
700	ypcm->period_pos = 0;
701	ypcm->last_pos = 0;
702	ypcm->shift = 0;
703	rate = ((48000 * 4096) / runtime->rate) - 1;
704	format = 0;
705	if (runtime->channels == 2) {
706		format |= 2;
707		ypcm->shift++;
708	}
709	if (snd_pcm_format_width(runtime->format) == 8)
710		format |= 1;
711	else
712		ypcm->shift++;
713	switch (ypcm->capture_bank_number) {
714	case 0:
715		snd_ymfpci_writel(chip, YDSXGR_RECFORMAT, format);
716		snd_ymfpci_writel(chip, YDSXGR_RECSLOTSR, rate);
717		break;
718	case 1:
719		snd_ymfpci_writel(chip, YDSXGR_ADCFORMAT, format);
720		snd_ymfpci_writel(chip, YDSXGR_ADCSLOTSR, rate);
721		break;
722	}
723	for (nbank = 0; nbank < 2; nbank++) {
724		bank = chip->bank_capture[ypcm->capture_bank_number][nbank];
725		bank->base = cpu_to_le32(runtime->dma_addr);
726		bank->loop_end = cpu_to_le32(ypcm->buffer_size << ypcm->shift);
727		bank->start = 0;
728		bank->num_of_loops = 0;
729	}
730	return 0;
731}
732
733static snd_pcm_uframes_t snd_ymfpci_playback_pointer(struct snd_pcm_substream *substream)
734{
735	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
736	struct snd_pcm_runtime *runtime = substream->runtime;
737	struct snd_ymfpci_pcm *ypcm = runtime->private_data;
738	struct snd_ymfpci_voice *voice = ypcm->voices[0];
739
740	if (!(ypcm->running && voice))
741		return 0;
742	return le32_to_cpu(voice->bank[chip->active_bank].start);
743}
744
745static snd_pcm_uframes_t snd_ymfpci_capture_pointer(struct snd_pcm_substream *substream)
746{
747	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
748	struct snd_pcm_runtime *runtime = substream->runtime;
749	struct snd_ymfpci_pcm *ypcm = runtime->private_data;
750
751	if (!ypcm->running)
752		return 0;
753	return le32_to_cpu(chip->bank_capture[ypcm->capture_bank_number][chip->active_bank]->start) >> ypcm->shift;
754}
755
756static void snd_ymfpci_irq_wait(struct snd_ymfpci *chip)
757{
758	wait_queue_entry_t wait;
759	int loops = 4;
760
761	while (loops-- > 0) {
762		if ((snd_ymfpci_readl(chip, YDSXGR_MODE) & 3) == 0)
763		 	continue;
764		init_waitqueue_entry(&wait, current);
765		add_wait_queue(&chip->interrupt_sleep, &wait);
766		atomic_inc(&chip->interrupt_sleep_count);
767		schedule_timeout_uninterruptible(msecs_to_jiffies(50));
768		remove_wait_queue(&chip->interrupt_sleep, &wait);
769	}
770}
771
772static irqreturn_t snd_ymfpci_interrupt(int irq, void *dev_id)
773{
774	struct snd_ymfpci *chip = dev_id;
775	u32 status, nvoice, mode;
776	struct snd_ymfpci_voice *voice;
777
778	status = snd_ymfpci_readl(chip, YDSXGR_STATUS);
779	if (status & 0x80000000) {
780		chip->active_bank = snd_ymfpci_readl(chip, YDSXGR_CTRLSELECT) & 1;
781		spin_lock(&chip->voice_lock);
782		for (nvoice = 0; nvoice < YDSXG_PLAYBACK_VOICES; nvoice++) {
783			voice = &chip->voices[nvoice];
784			if (voice->interrupt)
785				voice->interrupt(chip, voice);
786		}
787		for (nvoice = 0; nvoice < YDSXG_CAPTURE_VOICES; nvoice++) {
788			if (chip->capture_substream[nvoice])
789				snd_ymfpci_pcm_capture_interrupt(chip->capture_substream[nvoice]);
790		}
791#if 0
792		for (nvoice = 0; nvoice < YDSXG_EFFECT_VOICES; nvoice++) {
793			if (chip->effect_substream[nvoice])
794				snd_ymfpci_pcm_effect_interrupt(chip->effect_substream[nvoice]);
795		}
796#endif
797		spin_unlock(&chip->voice_lock);
798		spin_lock(&chip->reg_lock);
799		snd_ymfpci_writel(chip, YDSXGR_STATUS, 0x80000000);
800		mode = snd_ymfpci_readl(chip, YDSXGR_MODE) | 2;
801		snd_ymfpci_writel(chip, YDSXGR_MODE, mode);
802		spin_unlock(&chip->reg_lock);
803
804		if (atomic_read(&chip->interrupt_sleep_count)) {
805			atomic_set(&chip->interrupt_sleep_count, 0);
806			wake_up(&chip->interrupt_sleep);
807		}
808	}
809
810	status = snd_ymfpci_readw(chip, YDSXGR_INTFLAG);
811	if (status & 1) {
812		if (chip->timer)
813			snd_timer_interrupt(chip->timer, chip->timer_ticks);
814	}
815	snd_ymfpci_writew(chip, YDSXGR_INTFLAG, status);
816
817	if (chip->rawmidi)
818		snd_mpu401_uart_interrupt(irq, chip->rawmidi->private_data);
819	return IRQ_HANDLED;
820}
821
822static const struct snd_pcm_hardware snd_ymfpci_playback =
823{
824	.info =			(SNDRV_PCM_INFO_MMAP |
825				 SNDRV_PCM_INFO_MMAP_VALID |
826				 SNDRV_PCM_INFO_INTERLEAVED |
827				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
828				 SNDRV_PCM_INFO_PAUSE |
829				 SNDRV_PCM_INFO_RESUME),
830	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
831	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
832	.rate_min =		8000,
833	.rate_max =		48000,
834	.channels_min =		1,
835	.channels_max =		2,
836	.buffer_bytes_max =	256 * 1024, /* FIXME: enough? */
837	.period_bytes_min =	64,
838	.period_bytes_max =	256 * 1024, /* FIXME: enough? */
839	.periods_min =		3,
840	.periods_max =		1024,
841	.fifo_size =		0,
842};
843
844static const struct snd_pcm_hardware snd_ymfpci_capture =
845{
846	.info =			(SNDRV_PCM_INFO_MMAP |
847				 SNDRV_PCM_INFO_MMAP_VALID |
848				 SNDRV_PCM_INFO_INTERLEAVED |
849				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
850				 SNDRV_PCM_INFO_PAUSE |
851				 SNDRV_PCM_INFO_RESUME),
852	.formats =		SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
853	.rates =		SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
854	.rate_min =		8000,
855	.rate_max =		48000,
856	.channels_min =		1,
857	.channels_max =		2,
858	.buffer_bytes_max =	256 * 1024, /* FIXME: enough? */
859	.period_bytes_min =	64,
860	.period_bytes_max =	256 * 1024, /* FIXME: enough? */
861	.periods_min =		3,
862	.periods_max =		1024,
863	.fifo_size =		0,
864};
865
866static void snd_ymfpci_pcm_free_substream(struct snd_pcm_runtime *runtime)
867{
868	kfree(runtime->private_data);
869}
870
871static int snd_ymfpci_playback_open_1(struct snd_pcm_substream *substream)
872{
873	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
874	struct snd_pcm_runtime *runtime = substream->runtime;
875	struct snd_ymfpci_pcm *ypcm;
876	int err;
877
878	runtime->hw = snd_ymfpci_playback;
879	/* FIXME? True value is 256/48 = 5.33333 ms */
880	err = snd_pcm_hw_constraint_minmax(runtime,
881					   SNDRV_PCM_HW_PARAM_PERIOD_TIME,
882					   5334, UINT_MAX);
883	if (err < 0)
884		return err;
885	err = snd_pcm_hw_rule_noresample(runtime, 48000);
886	if (err < 0)
887		return err;
888
889	ypcm = kzalloc(sizeof(*ypcm), GFP_KERNEL);
890	if (ypcm == NULL)
891		return -ENOMEM;
892	ypcm->chip = chip;
893	ypcm->type = PLAYBACK_VOICE;
894	ypcm->substream = substream;
895	runtime->private_data = ypcm;
896	runtime->private_free = snd_ymfpci_pcm_free_substream;
897	return 0;
898}
899
900/* call with spinlock held */
901static void ymfpci_open_extension(struct snd_ymfpci *chip)
902{
903	if (! chip->rear_opened) {
904		if (! chip->spdif_opened) /* set AC3 */
905			snd_ymfpci_writel(chip, YDSXGR_MODE,
906					  snd_ymfpci_readl(chip, YDSXGR_MODE) | (1 << 30));
907		/* enable second codec (4CHEN) */
908		snd_ymfpci_writew(chip, YDSXGR_SECCONFIG,
909				  (snd_ymfpci_readw(chip, YDSXGR_SECCONFIG) & ~0x0330) | 0x0010);
910	}
911}
912
913/* call with spinlock held */
914static void ymfpci_close_extension(struct snd_ymfpci *chip)
915{
916	if (! chip->rear_opened) {
917		if (! chip->spdif_opened)
918			snd_ymfpci_writel(chip, YDSXGR_MODE,
919					  snd_ymfpci_readl(chip, YDSXGR_MODE) & ~(1 << 30));
920		snd_ymfpci_writew(chip, YDSXGR_SECCONFIG,
921				  (snd_ymfpci_readw(chip, YDSXGR_SECCONFIG) & ~0x0330) & ~0x0010);
922	}
923}
924
925static int snd_ymfpci_playback_open(struct snd_pcm_substream *substream)
926{
927	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
928	struct snd_pcm_runtime *runtime = substream->runtime;
929	struct snd_ymfpci_pcm *ypcm;
930	int err;
931
932	err = snd_ymfpci_playback_open_1(substream);
933	if (err < 0)
934		return err;
935	ypcm = runtime->private_data;
936	ypcm->output_front = 1;
937	ypcm->output_rear = chip->mode_dup4ch ? 1 : 0;
938	ypcm->swap_rear = 0;
939	spin_lock_irq(&chip->reg_lock);
940	if (ypcm->output_rear) {
941		ymfpci_open_extension(chip);
942		chip->rear_opened++;
943	}
944	spin_unlock_irq(&chip->reg_lock);
945	return 0;
946}
947
948static int snd_ymfpci_playback_spdif_open(struct snd_pcm_substream *substream)
949{
950	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
951	struct snd_pcm_runtime *runtime = substream->runtime;
952	struct snd_ymfpci_pcm *ypcm;
953	int err;
954
955	err = snd_ymfpci_playback_open_1(substream);
956	if (err < 0)
957		return err;
958	ypcm = runtime->private_data;
959	ypcm->output_front = 0;
960	ypcm->output_rear = 1;
961	ypcm->swap_rear = 1;
962	spin_lock_irq(&chip->reg_lock);
963	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTCTRL,
964			  snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) | 2);
965	ymfpci_open_extension(chip);
966	chip->spdif_pcm_bits = chip->spdif_bits;
967	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_pcm_bits);
968	chip->spdif_opened++;
969	spin_unlock_irq(&chip->reg_lock);
970
971	chip->spdif_pcm_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
972	snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE |
973		       SNDRV_CTL_EVENT_MASK_INFO, &chip->spdif_pcm_ctl->id);
974	return 0;
975}
976
977static int snd_ymfpci_playback_4ch_open(struct snd_pcm_substream *substream)
978{
979	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
980	struct snd_pcm_runtime *runtime = substream->runtime;
981	struct snd_ymfpci_pcm *ypcm;
982	int err;
983
984	err = snd_ymfpci_playback_open_1(substream);
985	if (err < 0)
986		return err;
987	ypcm = runtime->private_data;
988	ypcm->output_front = 0;
989	ypcm->output_rear = 1;
990	ypcm->swap_rear = 0;
991	spin_lock_irq(&chip->reg_lock);
992	ymfpci_open_extension(chip);
993	chip->rear_opened++;
994	spin_unlock_irq(&chip->reg_lock);
995	return 0;
996}
997
998static int snd_ymfpci_capture_open(struct snd_pcm_substream *substream,
999				   u32 capture_bank_number)
1000{
1001	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1002	struct snd_pcm_runtime *runtime = substream->runtime;
1003	struct snd_ymfpci_pcm *ypcm;
1004	int err;
1005
1006	runtime->hw = snd_ymfpci_capture;
1007	/* FIXME? True value is 256/48 = 5.33333 ms */
1008	err = snd_pcm_hw_constraint_minmax(runtime,
1009					   SNDRV_PCM_HW_PARAM_PERIOD_TIME,
1010					   5334, UINT_MAX);
1011	if (err < 0)
1012		return err;
1013	err = snd_pcm_hw_rule_noresample(runtime, 48000);
1014	if (err < 0)
1015		return err;
1016
1017	ypcm = kzalloc(sizeof(*ypcm), GFP_KERNEL);
1018	if (ypcm == NULL)
1019		return -ENOMEM;
1020	ypcm->chip = chip;
1021	ypcm->type = capture_bank_number + CAPTURE_REC;
1022	ypcm->substream = substream;
1023	ypcm->capture_bank_number = capture_bank_number;
1024	chip->capture_substream[capture_bank_number] = substream;
1025	runtime->private_data = ypcm;
1026	runtime->private_free = snd_ymfpci_pcm_free_substream;
1027	snd_ymfpci_hw_start(chip);
1028	return 0;
1029}
1030
1031static int snd_ymfpci_capture_rec_open(struct snd_pcm_substream *substream)
1032{
1033	return snd_ymfpci_capture_open(substream, 0);
1034}
1035
1036static int snd_ymfpci_capture_ac97_open(struct snd_pcm_substream *substream)
1037{
1038	return snd_ymfpci_capture_open(substream, 1);
1039}
1040
1041static int snd_ymfpci_playback_close_1(struct snd_pcm_substream *substream)
1042{
1043	return 0;
1044}
1045
1046static int snd_ymfpci_playback_close(struct snd_pcm_substream *substream)
1047{
1048	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1049	struct snd_ymfpci_pcm *ypcm = substream->runtime->private_data;
1050
1051	spin_lock_irq(&chip->reg_lock);
1052	if (ypcm->output_rear && chip->rear_opened > 0) {
1053		chip->rear_opened--;
1054		ymfpci_close_extension(chip);
1055	}
1056	spin_unlock_irq(&chip->reg_lock);
1057	return snd_ymfpci_playback_close_1(substream);
1058}
1059
1060static int snd_ymfpci_playback_spdif_close(struct snd_pcm_substream *substream)
1061{
1062	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1063
1064	spin_lock_irq(&chip->reg_lock);
1065	chip->spdif_opened = 0;
1066	ymfpci_close_extension(chip);
1067	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTCTRL,
1068			  snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) & ~2);
1069	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_bits);
1070	spin_unlock_irq(&chip->reg_lock);
1071	chip->spdif_pcm_ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1072	snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE |
1073		       SNDRV_CTL_EVENT_MASK_INFO, &chip->spdif_pcm_ctl->id);
1074	return snd_ymfpci_playback_close_1(substream);
1075}
1076
1077static int snd_ymfpci_playback_4ch_close(struct snd_pcm_substream *substream)
1078{
1079	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1080
1081	spin_lock_irq(&chip->reg_lock);
1082	if (chip->rear_opened > 0) {
1083		chip->rear_opened--;
1084		ymfpci_close_extension(chip);
1085	}
1086	spin_unlock_irq(&chip->reg_lock);
1087	return snd_ymfpci_playback_close_1(substream);
1088}
1089
1090static int snd_ymfpci_capture_close(struct snd_pcm_substream *substream)
1091{
1092	struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1093	struct snd_pcm_runtime *runtime = substream->runtime;
1094	struct snd_ymfpci_pcm *ypcm = runtime->private_data;
1095
1096	if (ypcm != NULL) {
1097		chip->capture_substream[ypcm->capture_bank_number] = NULL;
1098		snd_ymfpci_hw_stop(chip);
1099	}
1100	return 0;
1101}
1102
1103static const struct snd_pcm_ops snd_ymfpci_playback_ops = {
1104	.open =			snd_ymfpci_playback_open,
1105	.close =		snd_ymfpci_playback_close,
1106	.hw_params =		snd_ymfpci_playback_hw_params,
1107	.hw_free =		snd_ymfpci_playback_hw_free,
1108	.prepare =		snd_ymfpci_playback_prepare,
1109	.trigger =		snd_ymfpci_playback_trigger,
1110	.pointer =		snd_ymfpci_playback_pointer,
1111};
1112
1113static const struct snd_pcm_ops snd_ymfpci_capture_rec_ops = {
1114	.open =			snd_ymfpci_capture_rec_open,
1115	.close =		snd_ymfpci_capture_close,
1116	.hw_free =		snd_ymfpci_capture_hw_free,
1117	.prepare =		snd_ymfpci_capture_prepare,
1118	.trigger =		snd_ymfpci_capture_trigger,
1119	.pointer =		snd_ymfpci_capture_pointer,
1120};
1121
1122int snd_ymfpci_pcm(struct snd_ymfpci *chip, int device)
1123{
1124	struct snd_pcm *pcm;
1125	int err;
1126
1127	err = snd_pcm_new(chip->card, "YMFPCI", device, 32, 1, &pcm);
1128	if (err < 0)
1129		return err;
1130	pcm->private_data = chip;
1131
1132	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ymfpci_playback_ops);
1133	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ymfpci_capture_rec_ops);
1134
1135	/* global setup */
1136	pcm->info_flags = 0;
1137	strcpy(pcm->name, "YMFPCI");
1138	chip->pcm = pcm;
1139
1140	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
1141				       &chip->pci->dev, 64*1024, 256*1024);
1142
1143	return snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1144				     snd_pcm_std_chmaps, 2, 0, NULL);
1145}
1146
1147static const struct snd_pcm_ops snd_ymfpci_capture_ac97_ops = {
1148	.open =			snd_ymfpci_capture_ac97_open,
1149	.close =		snd_ymfpci_capture_close,
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
1156int snd_ymfpci_pcm2(struct snd_ymfpci *chip, int device)
1157{
1158	struct snd_pcm *pcm;
1159	int err;
1160
1161	err = snd_pcm_new(chip->card, "YMFPCI - PCM2", device, 0, 1, &pcm);
1162	if (err < 0)
1163		return err;
1164	pcm->private_data = chip;
1165
1166	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ymfpci_capture_ac97_ops);
1167
1168	/* global setup */
1169	pcm->info_flags = 0;
1170	sprintf(pcm->name, "YMFPCI - %s",
1171		chip->device_id == PCI_DEVICE_ID_YAMAHA_754 ? "Direct Recording" : "AC'97");
1172	chip->pcm2 = pcm;
1173
1174	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
1175				       &chip->pci->dev, 64*1024, 256*1024);
1176
1177	return 0;
1178}
1179
1180static const struct snd_pcm_ops snd_ymfpci_playback_spdif_ops = {
1181	.open =			snd_ymfpci_playback_spdif_open,
1182	.close =		snd_ymfpci_playback_spdif_close,
1183	.hw_params =		snd_ymfpci_playback_hw_params,
1184	.hw_free =		snd_ymfpci_playback_hw_free,
1185	.prepare =		snd_ymfpci_playback_prepare,
1186	.trigger =		snd_ymfpci_playback_trigger,
1187	.pointer =		snd_ymfpci_playback_pointer,
1188};
1189
1190int snd_ymfpci_pcm_spdif(struct snd_ymfpci *chip, int device)
1191{
1192	struct snd_pcm *pcm;
1193	int err;
1194
1195	err = snd_pcm_new(chip->card, "YMFPCI - IEC958", device, 1, 0, &pcm);
1196	if (err < 0)
1197		return err;
1198	pcm->private_data = chip;
1199
1200	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ymfpci_playback_spdif_ops);
1201
1202	/* global setup */
1203	pcm->info_flags = 0;
1204	strcpy(pcm->name, "YMFPCI - IEC958");
1205	chip->pcm_spdif = pcm;
1206
1207	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
1208				       &chip->pci->dev, 64*1024, 256*1024);
1209
1210	return 0;
1211}
1212
1213static const struct snd_pcm_ops snd_ymfpci_playback_4ch_ops = {
1214	.open =			snd_ymfpci_playback_4ch_open,
1215	.close =		snd_ymfpci_playback_4ch_close,
1216	.hw_params =		snd_ymfpci_playback_hw_params,
1217	.hw_free =		snd_ymfpci_playback_hw_free,
1218	.prepare =		snd_ymfpci_playback_prepare,
1219	.trigger =		snd_ymfpci_playback_trigger,
1220	.pointer =		snd_ymfpci_playback_pointer,
1221};
1222
1223static const struct snd_pcm_chmap_elem surround_map[] = {
1224	{ .channels = 1,
1225	  .map = { SNDRV_CHMAP_MONO } },
1226	{ .channels = 2,
1227	  .map = { SNDRV_CHMAP_RL, SNDRV_CHMAP_RR } },
1228	{ }
1229};
1230
1231int snd_ymfpci_pcm_4ch(struct snd_ymfpci *chip, int device)
1232{
1233	struct snd_pcm *pcm;
1234	int err;
1235
1236	err = snd_pcm_new(chip->card, "YMFPCI - Rear", device, 1, 0, &pcm);
1237	if (err < 0)
1238		return err;
1239	pcm->private_data = chip;
1240
1241	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ymfpci_playback_4ch_ops);
1242
1243	/* global setup */
1244	pcm->info_flags = 0;
1245	strcpy(pcm->name, "YMFPCI - Rear PCM");
1246	chip->pcm_4ch = pcm;
1247
1248	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
1249				       &chip->pci->dev, 64*1024, 256*1024);
1250
1251	return snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1252				     surround_map, 2, 0, NULL);
1253}
1254
1255static int snd_ymfpci_spdif_default_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1256{
1257	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1258	uinfo->count = 1;
1259	return 0;
1260}
1261
1262static int snd_ymfpci_spdif_default_get(struct snd_kcontrol *kcontrol,
1263					struct snd_ctl_elem_value *ucontrol)
1264{
1265	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1266
1267	spin_lock_irq(&chip->reg_lock);
1268	ucontrol->value.iec958.status[0] = (chip->spdif_bits >> 0) & 0xff;
1269	ucontrol->value.iec958.status[1] = (chip->spdif_bits >> 8) & 0xff;
1270	ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS_48000;
1271	spin_unlock_irq(&chip->reg_lock);
1272	return 0;
1273}
1274
1275static int snd_ymfpci_spdif_default_put(struct snd_kcontrol *kcontrol,
1276					 struct snd_ctl_elem_value *ucontrol)
1277{
1278	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1279	unsigned int val;
1280	int change;
1281
1282	val = ((ucontrol->value.iec958.status[0] & 0x3e) << 0) |
1283	      (ucontrol->value.iec958.status[1] << 8);
1284	spin_lock_irq(&chip->reg_lock);
1285	change = chip->spdif_bits != val;
1286	chip->spdif_bits = val;
1287	if ((snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) & 1) && chip->pcm_spdif == NULL)
1288		snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_bits);
1289	spin_unlock_irq(&chip->reg_lock);
1290	return change;
1291}
1292
1293static const struct snd_kcontrol_new snd_ymfpci_spdif_default =
1294{
1295	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1296	.name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1297	.info =		snd_ymfpci_spdif_default_info,
1298	.get =		snd_ymfpci_spdif_default_get,
1299	.put =		snd_ymfpci_spdif_default_put
1300};
1301
1302static int snd_ymfpci_spdif_mask_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1303{
1304	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1305	uinfo->count = 1;
1306	return 0;
1307}
1308
1309static int snd_ymfpci_spdif_mask_get(struct snd_kcontrol *kcontrol,
1310				      struct snd_ctl_elem_value *ucontrol)
1311{
1312	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1313
1314	spin_lock_irq(&chip->reg_lock);
1315	ucontrol->value.iec958.status[0] = 0x3e;
1316	ucontrol->value.iec958.status[1] = 0xff;
1317	spin_unlock_irq(&chip->reg_lock);
1318	return 0;
1319}
1320
1321static const struct snd_kcontrol_new snd_ymfpci_spdif_mask =
1322{
1323	.access =	SNDRV_CTL_ELEM_ACCESS_READ,
1324	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1325	.name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
1326	.info =		snd_ymfpci_spdif_mask_info,
1327	.get =		snd_ymfpci_spdif_mask_get,
1328};
1329
1330static int snd_ymfpci_spdif_stream_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1331{
1332	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1333	uinfo->count = 1;
1334	return 0;
1335}
1336
1337static int snd_ymfpci_spdif_stream_get(struct snd_kcontrol *kcontrol,
1338					struct snd_ctl_elem_value *ucontrol)
1339{
1340	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1341
1342	spin_lock_irq(&chip->reg_lock);
1343	ucontrol->value.iec958.status[0] = (chip->spdif_pcm_bits >> 0) & 0xff;
1344	ucontrol->value.iec958.status[1] = (chip->spdif_pcm_bits >> 8) & 0xff;
1345	ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS_48000;
1346	spin_unlock_irq(&chip->reg_lock);
1347	return 0;
1348}
1349
1350static int snd_ymfpci_spdif_stream_put(struct snd_kcontrol *kcontrol,
1351					struct snd_ctl_elem_value *ucontrol)
1352{
1353	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1354	unsigned int val;
1355	int change;
1356
1357	val = ((ucontrol->value.iec958.status[0] & 0x3e) << 0) |
1358	      (ucontrol->value.iec958.status[1] << 8);
1359	spin_lock_irq(&chip->reg_lock);
1360	change = chip->spdif_pcm_bits != val;
1361	chip->spdif_pcm_bits = val;
1362	if ((snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) & 2))
1363		snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_pcm_bits);
1364	spin_unlock_irq(&chip->reg_lock);
1365	return change;
1366}
1367
1368static const struct snd_kcontrol_new snd_ymfpci_spdif_stream =
1369{
1370	.access =	SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
1371	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1372	.name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
1373	.info =		snd_ymfpci_spdif_stream_info,
1374	.get =		snd_ymfpci_spdif_stream_get,
1375	.put =		snd_ymfpci_spdif_stream_put
1376};
1377
1378static int snd_ymfpci_drec_source_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *info)
1379{
1380	static const char *const texts[3] = {"AC'97", "IEC958", "ZV Port"};
1381
1382	return snd_ctl_enum_info(info, 1, 3, texts);
1383}
1384
1385static int snd_ymfpci_drec_source_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *value)
1386{
1387	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1388	u16 reg;
1389
1390	spin_lock_irq(&chip->reg_lock);
1391	reg = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
1392	spin_unlock_irq(&chip->reg_lock);
1393	if (!(reg & 0x100))
1394		value->value.enumerated.item[0] = 0;
1395	else
1396		value->value.enumerated.item[0] = 1 + ((reg & 0x200) != 0);
1397	return 0;
1398}
1399
1400static int snd_ymfpci_drec_source_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *value)
1401{
1402	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1403	u16 reg, old_reg;
1404
1405	spin_lock_irq(&chip->reg_lock);
1406	old_reg = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
1407	if (value->value.enumerated.item[0] == 0)
1408		reg = old_reg & ~0x100;
1409	else
1410		reg = (old_reg & ~0x300) | 0x100 | ((value->value.enumerated.item[0] == 2) << 9);
1411	snd_ymfpci_writew(chip, YDSXGR_GLOBALCTRL, reg);
1412	spin_unlock_irq(&chip->reg_lock);
1413	return reg != old_reg;
1414}
1415
1416static const struct snd_kcontrol_new snd_ymfpci_drec_source = {
1417	.access =	SNDRV_CTL_ELEM_ACCESS_READWRITE,
1418	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
1419	.name =		"Direct Recording Source",
1420	.info =		snd_ymfpci_drec_source_info,
1421	.get =		snd_ymfpci_drec_source_get,
1422	.put =		snd_ymfpci_drec_source_put
1423};
1424
1425/*
1426 *  Mixer controls
1427 */
1428
1429#define YMFPCI_SINGLE(xname, xindex, reg, shift) \
1430{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
1431  .info = snd_ymfpci_info_single, \
1432  .get = snd_ymfpci_get_single, .put = snd_ymfpci_put_single, \
1433  .private_value = ((reg) | ((shift) << 16)) }
1434
1435#define snd_ymfpci_info_single		snd_ctl_boolean_mono_info
1436
1437static int snd_ymfpci_get_single(struct snd_kcontrol *kcontrol,
1438				 struct snd_ctl_elem_value *ucontrol)
1439{
1440	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1441	int reg = kcontrol->private_value & 0xffff;
1442	unsigned int shift = (kcontrol->private_value >> 16) & 0xff;
1443	unsigned int mask = 1;
1444
1445	switch (reg) {
1446	case YDSXGR_SPDIFOUTCTRL: break;
1447	case YDSXGR_SPDIFINCTRL: break;
1448	default: return -EINVAL;
1449	}
1450	ucontrol->value.integer.value[0] =
1451		(snd_ymfpci_readl(chip, reg) >> shift) & mask;
1452	return 0;
1453}
1454
1455static int snd_ymfpci_put_single(struct snd_kcontrol *kcontrol,
1456				 struct snd_ctl_elem_value *ucontrol)
1457{
1458	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1459	int reg = kcontrol->private_value & 0xffff;
1460	unsigned int shift = (kcontrol->private_value >> 16) & 0xff;
1461 	unsigned int mask = 1;
1462	int change;
1463	unsigned int val, oval;
1464
1465	switch (reg) {
1466	case YDSXGR_SPDIFOUTCTRL: break;
1467	case YDSXGR_SPDIFINCTRL: break;
1468	default: return -EINVAL;
1469	}
1470	val = (ucontrol->value.integer.value[0] & mask);
1471	val <<= shift;
1472	spin_lock_irq(&chip->reg_lock);
1473	oval = snd_ymfpci_readl(chip, reg);
1474	val = (oval & ~(mask << shift)) | val;
1475	change = val != oval;
1476	snd_ymfpci_writel(chip, reg, val);
1477	spin_unlock_irq(&chip->reg_lock);
1478	return change;
1479}
1480
1481static const DECLARE_TLV_DB_LINEAR(db_scale_native, TLV_DB_GAIN_MUTE, 0);
1482
1483#define YMFPCI_DOUBLE(xname, xindex, reg) \
1484{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
1485  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
1486  .info = snd_ymfpci_info_double, \
1487  .get = snd_ymfpci_get_double, .put = snd_ymfpci_put_double, \
1488  .private_value = reg, \
1489  .tlv = { .p = db_scale_native } }
1490
1491static int snd_ymfpci_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1492{
1493	unsigned int reg = kcontrol->private_value;
1494
1495	if (reg < 0x80 || reg >= 0xc0)
1496		return -EINVAL;
1497	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1498	uinfo->count = 2;
1499	uinfo->value.integer.min = 0;
1500	uinfo->value.integer.max = 16383;
1501	return 0;
1502}
1503
1504static int snd_ymfpci_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1505{
1506	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1507	unsigned int reg = kcontrol->private_value;
1508	unsigned int shift_left = 0, shift_right = 16, mask = 16383;
1509	unsigned int val;
1510
1511	if (reg < 0x80 || reg >= 0xc0)
1512		return -EINVAL;
1513	spin_lock_irq(&chip->reg_lock);
1514	val = snd_ymfpci_readl(chip, reg);
1515	spin_unlock_irq(&chip->reg_lock);
1516	ucontrol->value.integer.value[0] = (val >> shift_left) & mask;
1517	ucontrol->value.integer.value[1] = (val >> shift_right) & mask;
1518	return 0;
1519}
1520
1521static int snd_ymfpci_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1522{
1523	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1524	unsigned int reg = kcontrol->private_value;
1525	unsigned int shift_left = 0, shift_right = 16, mask = 16383;
1526	int change;
1527	unsigned int val1, val2, oval;
1528
1529	if (reg < 0x80 || reg >= 0xc0)
1530		return -EINVAL;
1531	val1 = ucontrol->value.integer.value[0] & mask;
1532	val2 = ucontrol->value.integer.value[1] & mask;
1533	val1 <<= shift_left;
1534	val2 <<= shift_right;
1535	spin_lock_irq(&chip->reg_lock);
1536	oval = snd_ymfpci_readl(chip, reg);
1537	val1 = (oval & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2;
1538	change = val1 != oval;
1539	snd_ymfpci_writel(chip, reg, val1);
1540	spin_unlock_irq(&chip->reg_lock);
1541	return change;
1542}
1543
1544static int snd_ymfpci_put_nativedacvol(struct snd_kcontrol *kcontrol,
1545				       struct snd_ctl_elem_value *ucontrol)
1546{
1547	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1548	unsigned int reg = YDSXGR_NATIVEDACOUTVOL;
1549	unsigned int reg2 = YDSXGR_BUF441OUTVOL;
1550	int change;
1551	unsigned int value, oval;
1552
1553	value = ucontrol->value.integer.value[0] & 0x3fff;
1554	value |= (ucontrol->value.integer.value[1] & 0x3fff) << 16;
1555	spin_lock_irq(&chip->reg_lock);
1556	oval = snd_ymfpci_readl(chip, reg);
1557	change = value != oval;
1558	snd_ymfpci_writel(chip, reg, value);
1559	snd_ymfpci_writel(chip, reg2, value);
1560	spin_unlock_irq(&chip->reg_lock);
1561	return change;
1562}
1563
1564/*
1565 * 4ch duplication
1566 */
1567#define snd_ymfpci_info_dup4ch		snd_ctl_boolean_mono_info
1568
1569static int snd_ymfpci_get_dup4ch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1570{
1571	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1572	ucontrol->value.integer.value[0] = chip->mode_dup4ch;
1573	return 0;
1574}
1575
1576static int snd_ymfpci_put_dup4ch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1577{
1578	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1579	int change;
1580	change = (ucontrol->value.integer.value[0] != chip->mode_dup4ch);
1581	if (change)
1582		chip->mode_dup4ch = !!ucontrol->value.integer.value[0];
1583	return change;
1584}
1585
1586static const struct snd_kcontrol_new snd_ymfpci_dup4ch = {
1587	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1588	.name = "4ch Duplication",
1589	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
1590	.info = snd_ymfpci_info_dup4ch,
1591	.get = snd_ymfpci_get_dup4ch,
1592	.put = snd_ymfpci_put_dup4ch,
1593};
1594
1595static const struct snd_kcontrol_new snd_ymfpci_controls[] = {
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},
1607YMFPCI_DOUBLE("Wave Capture Volume", 0, YDSXGR_NATIVEDACLOOPVOL),
1608YMFPCI_DOUBLE("Digital Capture Volume", 0, YDSXGR_NATIVEDACINVOL),
1609YMFPCI_DOUBLE("Digital Capture Volume", 1, YDSXGR_NATIVEADCINVOL),
1610YMFPCI_DOUBLE("ADC Playback Volume", 0, YDSXGR_PRIADCOUTVOL),
1611YMFPCI_DOUBLE("ADC Capture Volume", 0, YDSXGR_PRIADCLOOPVOL),
1612YMFPCI_DOUBLE("ADC Playback Volume", 1, YDSXGR_SECADCOUTVOL),
1613YMFPCI_DOUBLE("ADC Capture Volume", 1, YDSXGR_SECADCLOOPVOL),
1614YMFPCI_DOUBLE("FM Legacy Playback Volume", 0, YDSXGR_LEGACYOUTVOL),
1615YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("AC97 ", PLAYBACK,VOLUME), 0, YDSXGR_ZVOUTVOL),
1616YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("", CAPTURE,VOLUME), 0, YDSXGR_ZVLOOPVOL),
1617YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("AC97 ",PLAYBACK,VOLUME), 1, YDSXGR_SPDIFOUTVOL),
1618YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,VOLUME), 1, YDSXGR_SPDIFLOOPVOL),
1619YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), 0, YDSXGR_SPDIFOUTCTRL, 0),
1620YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), 0, YDSXGR_SPDIFINCTRL, 0),
1621YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("Loop",NONE,NONE), 0, YDSXGR_SPDIFINCTRL, 4),
1622};
1623
1624
1625/*
1626 * GPIO
1627 */
1628
1629static int snd_ymfpci_get_gpio_out(struct snd_ymfpci *chip, int pin)
1630{
1631	u16 reg, mode;
1632	unsigned long flags;
1633
1634	spin_lock_irqsave(&chip->reg_lock, flags);
1635	reg = snd_ymfpci_readw(chip, YDSXGR_GPIOFUNCENABLE);
1636	reg &= ~(1 << (pin + 8));
1637	reg |= (1 << pin);
1638	snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg);
1639	/* set the level mode for input line */
1640	mode = snd_ymfpci_readw(chip, YDSXGR_GPIOTYPECONFIG);
1641	mode &= ~(3 << (pin * 2));
1642	snd_ymfpci_writew(chip, YDSXGR_GPIOTYPECONFIG, mode);
1643	snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg | (1 << (pin + 8)));
1644	mode = snd_ymfpci_readw(chip, YDSXGR_GPIOINSTATUS);
1645	spin_unlock_irqrestore(&chip->reg_lock, flags);
1646	return (mode >> pin) & 1;
1647}
1648
1649static int snd_ymfpci_set_gpio_out(struct snd_ymfpci *chip, int pin, int enable)
1650{
1651	u16 reg;
1652	unsigned long flags;
1653
1654	spin_lock_irqsave(&chip->reg_lock, flags);
1655	reg = snd_ymfpci_readw(chip, YDSXGR_GPIOFUNCENABLE);
1656	reg &= ~(1 << pin);
1657	reg &= ~(1 << (pin + 8));
1658	snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg);
1659	snd_ymfpci_writew(chip, YDSXGR_GPIOOUTCTRL, enable << pin);
1660	snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg | (1 << (pin + 8)));
1661	spin_unlock_irqrestore(&chip->reg_lock, flags);
1662
1663	return 0;
1664}
1665
1666#define snd_ymfpci_gpio_sw_info		snd_ctl_boolean_mono_info
1667
1668static int snd_ymfpci_gpio_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1669{
1670	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1671	int pin = (int)kcontrol->private_value;
1672	ucontrol->value.integer.value[0] = snd_ymfpci_get_gpio_out(chip, pin);
1673	return 0;
1674}
1675
1676static int snd_ymfpci_gpio_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1677{
1678	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1679	int pin = (int)kcontrol->private_value;
1680
1681	if (snd_ymfpci_get_gpio_out(chip, pin) != ucontrol->value.integer.value[0]) {
1682		snd_ymfpci_set_gpio_out(chip, pin, !!ucontrol->value.integer.value[0]);
1683		ucontrol->value.integer.value[0] = snd_ymfpci_get_gpio_out(chip, pin);
1684		return 1;
1685	}
1686	return 0;
1687}
1688
1689static const struct snd_kcontrol_new snd_ymfpci_rear_shared = {
1690	.name = "Shared Rear/Line-In Switch",
1691	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1692	.info = snd_ymfpci_gpio_sw_info,
1693	.get = snd_ymfpci_gpio_sw_get,
1694	.put = snd_ymfpci_gpio_sw_put,
1695	.private_value = 2,
1696};
1697
1698/*
1699 * PCM voice volume
1700 */
1701
1702static int snd_ymfpci_pcm_vol_info(struct snd_kcontrol *kcontrol,
1703				   struct snd_ctl_elem_info *uinfo)
1704{
1705	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1706	uinfo->count = 2;
1707	uinfo->value.integer.min = 0;
1708	uinfo->value.integer.max = 0x8000;
1709	return 0;
1710}
1711
1712static int snd_ymfpci_pcm_vol_get(struct snd_kcontrol *kcontrol,
1713				  struct snd_ctl_elem_value *ucontrol)
1714{
1715	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1716	unsigned int subs = kcontrol->id.subdevice;
1717
1718	ucontrol->value.integer.value[0] = chip->pcm_mixer[subs].left;
1719	ucontrol->value.integer.value[1] = chip->pcm_mixer[subs].right;
1720	return 0;
1721}
1722
1723static int snd_ymfpci_pcm_vol_put(struct snd_kcontrol *kcontrol,
1724				  struct snd_ctl_elem_value *ucontrol)
1725{
1726	struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1727	unsigned int subs = kcontrol->id.subdevice;
1728	struct snd_pcm_substream *substream;
1729	unsigned long flags;
1730
1731	if (ucontrol->value.integer.value[0] != chip->pcm_mixer[subs].left ||
1732	    ucontrol->value.integer.value[1] != chip->pcm_mixer[subs].right) {
1733		chip->pcm_mixer[subs].left = ucontrol->value.integer.value[0];
1734		chip->pcm_mixer[subs].right = ucontrol->value.integer.value[1];
1735		if (chip->pcm_mixer[subs].left > 0x8000)
1736			chip->pcm_mixer[subs].left = 0x8000;
1737		if (chip->pcm_mixer[subs].right > 0x8000)
1738			chip->pcm_mixer[subs].right = 0x8000;
1739
1740		substream = (struct snd_pcm_substream *)kcontrol->private_value;
1741		spin_lock_irqsave(&chip->voice_lock, flags);
1742		if (substream->runtime && substream->runtime->private_data) {
1743			struct snd_ymfpci_pcm *ypcm = substream->runtime->private_data;
1744			if (!ypcm->use_441_slot)
1745				ypcm->update_pcm_vol = 2;
1746		}
1747		spin_unlock_irqrestore(&chip->voice_lock, flags);
1748		return 1;
1749	}
1750	return 0;
1751}
1752
1753static const struct snd_kcontrol_new snd_ymfpci_pcm_volume = {
1754	.iface = SNDRV_CTL_ELEM_IFACE_PCM,
1755	.name = "PCM Playback Volume",
1756	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
1757		SNDRV_CTL_ELEM_ACCESS_INACTIVE,
1758	.info = snd_ymfpci_pcm_vol_info,
1759	.get = snd_ymfpci_pcm_vol_get,
1760	.put = snd_ymfpci_pcm_vol_put,
1761};
1762
1763
1764/*
1765 *  Mixer routines
1766 */
1767
1768static void snd_ymfpci_mixer_free_ac97_bus(struct snd_ac97_bus *bus)
1769{
1770	struct snd_ymfpci *chip = bus->private_data;
1771	chip->ac97_bus = NULL;
1772}
1773
1774static void snd_ymfpci_mixer_free_ac97(struct snd_ac97 *ac97)
1775{
1776	struct snd_ymfpci *chip = ac97->private_data;
1777	chip->ac97 = NULL;
1778}
1779
1780int snd_ymfpci_mixer(struct snd_ymfpci *chip, int rear_switch)
1781{
1782	struct snd_ac97_template ac97;
1783	struct snd_kcontrol *kctl;
1784	struct snd_pcm_substream *substream;
1785	unsigned int idx;
1786	int err;
1787	static const struct snd_ac97_bus_ops ops = {
1788		.write = snd_ymfpci_codec_write,
1789		.read = snd_ymfpci_codec_read,
1790	};
1791
1792	err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus);
1793	if (err < 0)
1794		return err;
1795	chip->ac97_bus->private_free = snd_ymfpci_mixer_free_ac97_bus;
1796	chip->ac97_bus->no_vra = 1; /* YMFPCI doesn't need VRA */
1797
1798	memset(&ac97, 0, sizeof(ac97));
1799	ac97.private_data = chip;
1800	ac97.private_free = snd_ymfpci_mixer_free_ac97;
1801	err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97);
1802	if (err < 0)
1803		return err;
1804
1805	/* to be sure */
1806	snd_ac97_update_bits(chip->ac97, AC97_EXTENDED_STATUS,
1807			     AC97_EA_VRA|AC97_EA_VRM, 0);
1808
1809	for (idx = 0; idx < ARRAY_SIZE(snd_ymfpci_controls); idx++) {
1810		err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_ymfpci_controls[idx], chip));
1811		if (err < 0)
1812			return err;
1813	}
1814	if (chip->ac97->ext_id & AC97_EI_SDAC) {
1815		kctl = snd_ctl_new1(&snd_ymfpci_dup4ch, chip);
1816		err = snd_ctl_add(chip->card, kctl);
1817		if (err < 0)
1818			return err;
1819	}
1820
1821	/* add S/PDIF control */
1822	if (snd_BUG_ON(!chip->pcm_spdif))
1823		return -ENXIO;
1824	kctl = snd_ctl_new1(&snd_ymfpci_spdif_default, chip);
1825	kctl->id.device = chip->pcm_spdif->device;
1826	err = snd_ctl_add(chip->card, kctl);
1827	if (err < 0)
1828		return err;
1829	kctl = snd_ctl_new1(&snd_ymfpci_spdif_mask, chip);
1830	kctl->id.device = chip->pcm_spdif->device;
1831	err = snd_ctl_add(chip->card, kctl);
1832	if (err < 0)
1833		return err;
1834	kctl = snd_ctl_new1(&snd_ymfpci_spdif_stream, chip);
1835	kctl->id.device = chip->pcm_spdif->device;
1836	err = snd_ctl_add(chip->card, kctl);
1837	if (err < 0)
1838		return err;
1839	chip->spdif_pcm_ctl = kctl;
1840
1841	/* direct recording source */
1842	if (chip->device_id == PCI_DEVICE_ID_YAMAHA_754) {
1843		kctl = snd_ctl_new1(&snd_ymfpci_drec_source, chip);
1844		err = snd_ctl_add(chip->card, kctl);
1845		if (err < 0)
1846			return err;
1847	}
1848
1849	/*
1850	 * shared rear/line-in
1851	 */
1852	if (rear_switch) {
1853		err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_ymfpci_rear_shared, chip));
1854		if (err < 0)
1855			return err;
1856	}
1857
1858	/* per-voice volume */
1859	substream = chip->pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream;
1860	for (idx = 0; idx < 32; ++idx) {
1861		kctl = snd_ctl_new1(&snd_ymfpci_pcm_volume, chip);
1862		if (!kctl)
1863			return -ENOMEM;
1864		kctl->id.device = chip->pcm->device;
1865		kctl->id.subdevice = idx;
1866		kctl->private_value = (unsigned long)substream;
1867		err = snd_ctl_add(chip->card, kctl);
1868		if (err < 0)
1869			return err;
1870		chip->pcm_mixer[idx].left = 0x8000;
1871		chip->pcm_mixer[idx].right = 0x8000;
1872		chip->pcm_mixer[idx].ctl = kctl;
1873		substream = substream->next;
1874	}
1875
1876	return 0;
1877}
1878
1879
1880/*
1881 * timer
1882 */
1883
1884static int snd_ymfpci_timer_start(struct snd_timer *timer)
1885{
1886	struct snd_ymfpci *chip;
1887	unsigned long flags;
1888	unsigned int count;
1889
1890	chip = snd_timer_chip(timer);
1891	spin_lock_irqsave(&chip->reg_lock, flags);
1892	if (timer->sticks > 1) {
1893		chip->timer_ticks = timer->sticks;
1894		count = timer->sticks - 1;
1895	} else {
1896		/*
1897		 * Divisor 1 is not allowed; fake it by using divisor 2 and
1898		 * counting two ticks for each interrupt.
1899		 */
1900		chip->timer_ticks = 2;
1901		count = 2 - 1;
1902	}
1903	snd_ymfpci_writew(chip, YDSXGR_TIMERCOUNT, count);
1904	snd_ymfpci_writeb(chip, YDSXGR_TIMERCTRL, 0x03);
1905	spin_unlock_irqrestore(&chip->reg_lock, flags);
1906	return 0;
1907}
1908
1909static int snd_ymfpci_timer_stop(struct snd_timer *timer)
1910{
1911	struct snd_ymfpci *chip;
1912	unsigned long flags;
1913
1914	chip = snd_timer_chip(timer);
1915	spin_lock_irqsave(&chip->reg_lock, flags);
1916	snd_ymfpci_writeb(chip, YDSXGR_TIMERCTRL, 0x00);
1917	spin_unlock_irqrestore(&chip->reg_lock, flags);
1918	return 0;
1919}
1920
1921static int snd_ymfpci_timer_precise_resolution(struct snd_timer *timer,
1922					       unsigned long *num, unsigned long *den)
1923{
1924	*num = 1;
1925	*den = 96000;
1926	return 0;
1927}
1928
1929static const struct snd_timer_hardware snd_ymfpci_timer_hw = {
1930	.flags = SNDRV_TIMER_HW_AUTO,
1931	.resolution = 10417, /* 1 / 96 kHz = 10.41666...us */
1932	.ticks = 0x10000,
1933	.start = snd_ymfpci_timer_start,
1934	.stop = snd_ymfpci_timer_stop,
1935	.precise_resolution = snd_ymfpci_timer_precise_resolution,
1936};
1937
1938int snd_ymfpci_timer(struct snd_ymfpci *chip, int device)
1939{
1940	struct snd_timer *timer = NULL;
1941	struct snd_timer_id tid;
1942	int err;
1943
1944	tid.dev_class = SNDRV_TIMER_CLASS_CARD;
1945	tid.dev_sclass = SNDRV_TIMER_SCLASS_NONE;
1946	tid.card = chip->card->number;
1947	tid.device = device;
1948	tid.subdevice = 0;
1949	err = snd_timer_new(chip->card, "YMFPCI", &tid, &timer);
1950	if (err >= 0) {
1951		strcpy(timer->name, "YMFPCI timer");
1952		timer->private_data = chip;
1953		timer->hw = snd_ymfpci_timer_hw;
1954	}
1955	chip->timer = timer;
1956	return err;
1957}
1958
1959
1960/*
1961 *  proc interface
1962 */
1963
1964static void snd_ymfpci_proc_read(struct snd_info_entry *entry,
1965				 struct snd_info_buffer *buffer)
1966{
1967	struct snd_ymfpci *chip = entry->private_data;
1968	int i;
1969
1970	snd_iprintf(buffer, "YMFPCI\n\n");
1971	for (i = 0; i <= YDSXGR_WORKBASE; i += 4)
1972		snd_iprintf(buffer, "%04x: %04x\n", i, snd_ymfpci_readl(chip, i));
1973}
1974
1975static int snd_ymfpci_proc_init(struct snd_card *card, struct snd_ymfpci *chip)
1976{
1977	return snd_card_ro_proc_new(card, "ymfpci", chip, snd_ymfpci_proc_read);
1978}
1979
1980/*
1981 *  initialization routines
1982 */
1983
1984static void snd_ymfpci_aclink_reset(struct pci_dev * pci)
1985{
1986	u8 cmd;
1987
1988	pci_read_config_byte(pci, PCIR_DSXG_CTRL, &cmd);
1989#if 0 // force to reset
1990	if (cmd & 0x03) {
1991#endif
1992		pci_write_config_byte(pci, PCIR_DSXG_CTRL, cmd & 0xfc);
1993		pci_write_config_byte(pci, PCIR_DSXG_CTRL, cmd | 0x03);
1994		pci_write_config_byte(pci, PCIR_DSXG_CTRL, cmd & 0xfc);
1995		pci_write_config_word(pci, PCIR_DSXG_PWRCTRL1, 0);
1996		pci_write_config_word(pci, PCIR_DSXG_PWRCTRL2, 0);
1997#if 0
1998	}
1999#endif
2000}
2001
2002static void snd_ymfpci_enable_dsp(struct snd_ymfpci *chip)
2003{
2004	snd_ymfpci_writel(chip, YDSXGR_CONFIG, 0x00000001);
2005}
2006
2007static void snd_ymfpci_disable_dsp(struct snd_ymfpci *chip)
2008{
2009	u32 val;
2010	int timeout = 1000;
2011
2012	val = snd_ymfpci_readl(chip, YDSXGR_CONFIG);
2013	if (val)
2014		snd_ymfpci_writel(chip, YDSXGR_CONFIG, 0x00000000);
2015	while (timeout-- > 0) {
2016		val = snd_ymfpci_readl(chip, YDSXGR_STATUS);
2017		if ((val & 0x00000002) == 0)
2018			break;
2019	}
2020}
2021
2022static int snd_ymfpci_request_firmware(struct snd_ymfpci *chip)
2023{
2024	int err, is_1e;
2025	const char *name;
2026
2027	err = request_firmware(&chip->dsp_microcode, "yamaha/ds1_dsp.fw",
2028			       &chip->pci->dev);
2029	if (err >= 0) {
2030		if (chip->dsp_microcode->size != YDSXG_DSPLENGTH) {
2031			dev_err(chip->card->dev,
2032				"DSP microcode has wrong size\n");
2033			err = -EINVAL;
2034		}
2035	}
2036	if (err < 0)
2037		return err;
2038	is_1e = chip->device_id == PCI_DEVICE_ID_YAMAHA_724F ||
2039		chip->device_id == PCI_DEVICE_ID_YAMAHA_740C ||
2040		chip->device_id == PCI_DEVICE_ID_YAMAHA_744 ||
2041		chip->device_id == PCI_DEVICE_ID_YAMAHA_754;
2042	name = is_1e ? "yamaha/ds1e_ctrl.fw" : "yamaha/ds1_ctrl.fw";
2043	err = request_firmware(&chip->controller_microcode, name,
2044			       &chip->pci->dev);
2045	if (err >= 0) {
2046		if (chip->controller_microcode->size != YDSXG_CTRLLENGTH) {
2047			dev_err(chip->card->dev,
2048				"controller microcode has wrong size\n");
2049			err = -EINVAL;
2050		}
2051	}
2052	if (err < 0)
2053		return err;
2054	return 0;
2055}
2056
2057MODULE_FIRMWARE("yamaha/ds1_dsp.fw");
2058MODULE_FIRMWARE("yamaha/ds1_ctrl.fw");
2059MODULE_FIRMWARE("yamaha/ds1e_ctrl.fw");
2060
2061static void snd_ymfpci_download_image(struct snd_ymfpci *chip)
2062{
2063	int i;
2064	u16 ctrl;
2065	const __le32 *inst;
2066
2067	snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0x00000000);
2068	snd_ymfpci_disable_dsp(chip);
2069	snd_ymfpci_writel(chip, YDSXGR_MODE, 0x00010000);
2070	snd_ymfpci_writel(chip, YDSXGR_MODE, 0x00000000);
2071	snd_ymfpci_writel(chip, YDSXGR_MAPOFREC, 0x00000000);
2072	snd_ymfpci_writel(chip, YDSXGR_MAPOFEFFECT, 0x00000000);
2073	snd_ymfpci_writel(chip, YDSXGR_PLAYCTRLBASE, 0x00000000);
2074	snd_ymfpci_writel(chip, YDSXGR_RECCTRLBASE, 0x00000000);
2075	snd_ymfpci_writel(chip, YDSXGR_EFFCTRLBASE, 0x00000000);
2076	ctrl = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
2077	snd_ymfpci_writew(chip, YDSXGR_GLOBALCTRL, ctrl & ~0x0007);
2078
2079	/* setup DSP instruction code */
2080	inst = (const __le32 *)chip->dsp_microcode->data;
2081	for (i = 0; i < YDSXG_DSPLENGTH / 4; i++)
2082		snd_ymfpci_writel(chip, YDSXGR_DSPINSTRAM + (i << 2),
2083				  le32_to_cpu(inst[i]));
2084
2085	/* setup control instruction code */
2086	inst = (const __le32 *)chip->controller_microcode->data;
2087	for (i = 0; i < YDSXG_CTRLLENGTH / 4; i++)
2088		snd_ymfpci_writel(chip, YDSXGR_CTRLINSTRAM + (i << 2),
2089				  le32_to_cpu(inst[i]));
2090
2091	snd_ymfpci_enable_dsp(chip);
2092}
2093
2094static int snd_ymfpci_memalloc(struct snd_ymfpci *chip)
2095{
2096	long size, playback_ctrl_size;
2097	int voice, bank, reg;
2098	u8 *ptr;
2099	dma_addr_t ptr_addr;
2100
2101	playback_ctrl_size = 4 + 4 * YDSXG_PLAYBACK_VOICES;
2102	chip->bank_size_playback = snd_ymfpci_readl(chip, YDSXGR_PLAYCTRLSIZE) << 2;
2103	chip->bank_size_capture = snd_ymfpci_readl(chip, YDSXGR_RECCTRLSIZE) << 2;
2104	chip->bank_size_effect = snd_ymfpci_readl(chip, YDSXGR_EFFCTRLSIZE) << 2;
2105	chip->work_size = YDSXG_DEFAULT_WORK_SIZE;
2106
2107	size = ALIGN(playback_ctrl_size, 0x100) +
2108	       ALIGN(chip->bank_size_playback * 2 * YDSXG_PLAYBACK_VOICES, 0x100) +
2109	       ALIGN(chip->bank_size_capture * 2 * YDSXG_CAPTURE_VOICES, 0x100) +
2110	       ALIGN(chip->bank_size_effect * 2 * YDSXG_EFFECT_VOICES, 0x100) +
2111	       chip->work_size;
2112	/* work_ptr must be aligned to 256 bytes, but it's already
2113	   covered with the kernel page allocation mechanism */
2114	chip->work_ptr = snd_devm_alloc_pages(&chip->pci->dev,
2115					      SNDRV_DMA_TYPE_DEV, size);
2116	if (!chip->work_ptr)
2117		return -ENOMEM;
2118	ptr = chip->work_ptr->area;
2119	ptr_addr = chip->work_ptr->addr;
2120	memset(ptr, 0, size);	/* for sure */
2121
2122	chip->bank_base_playback = ptr;
2123	chip->bank_base_playback_addr = ptr_addr;
2124	chip->ctrl_playback = (__le32 *)ptr;
2125	chip->ctrl_playback[0] = cpu_to_le32(YDSXG_PLAYBACK_VOICES);
2126	ptr += ALIGN(playback_ctrl_size, 0x100);
2127	ptr_addr += ALIGN(playback_ctrl_size, 0x100);
2128	for (voice = 0; voice < YDSXG_PLAYBACK_VOICES; voice++) {
2129		chip->voices[voice].number = voice;
2130		chip->voices[voice].bank = (struct snd_ymfpci_playback_bank *)ptr;
2131		chip->voices[voice].bank_addr = ptr_addr;
2132		for (bank = 0; bank < 2; bank++) {
2133			chip->bank_playback[voice][bank] = (struct snd_ymfpci_playback_bank *)ptr;
2134			ptr += chip->bank_size_playback;
2135			ptr_addr += chip->bank_size_playback;
2136		}
2137	}
2138	ptr = (char *)ALIGN((unsigned long)ptr, 0x100);
2139	ptr_addr = ALIGN(ptr_addr, 0x100);
2140	chip->bank_base_capture = ptr;
2141	chip->bank_base_capture_addr = ptr_addr;
2142	for (voice = 0; voice < YDSXG_CAPTURE_VOICES; voice++)
2143		for (bank = 0; bank < 2; bank++) {
2144			chip->bank_capture[voice][bank] = (struct snd_ymfpci_capture_bank *)ptr;
2145			ptr += chip->bank_size_capture;
2146			ptr_addr += chip->bank_size_capture;
2147		}
2148	ptr = (char *)ALIGN((unsigned long)ptr, 0x100);
2149	ptr_addr = ALIGN(ptr_addr, 0x100);
2150	chip->bank_base_effect = ptr;
2151	chip->bank_base_effect_addr = ptr_addr;
2152	for (voice = 0; voice < YDSXG_EFFECT_VOICES; voice++)
2153		for (bank = 0; bank < 2; bank++) {
2154			chip->bank_effect[voice][bank] = (struct snd_ymfpci_effect_bank *)ptr;
2155			ptr += chip->bank_size_effect;
2156			ptr_addr += chip->bank_size_effect;
2157		}
2158	ptr = (char *)ALIGN((unsigned long)ptr, 0x100);
2159	ptr_addr = ALIGN(ptr_addr, 0x100);
2160	chip->work_base = ptr;
2161	chip->work_base_addr = ptr_addr;
2162
2163	snd_BUG_ON(ptr + PAGE_ALIGN(chip->work_size) !=
2164		   chip->work_ptr->area + chip->work_ptr->bytes);
2165
2166	snd_ymfpci_writel(chip, YDSXGR_PLAYCTRLBASE, chip->bank_base_playback_addr);
2167	snd_ymfpci_writel(chip, YDSXGR_RECCTRLBASE, chip->bank_base_capture_addr);
2168	snd_ymfpci_writel(chip, YDSXGR_EFFCTRLBASE, chip->bank_base_effect_addr);
2169	snd_ymfpci_writel(chip, YDSXGR_WORKBASE, chip->work_base_addr);
2170	snd_ymfpci_writel(chip, YDSXGR_WORKSIZE, chip->work_size >> 2);
2171
2172	/* S/PDIF output initialization */
2173	chip->spdif_bits = chip->spdif_pcm_bits = SNDRV_PCM_DEFAULT_CON_SPDIF & 0xffff;
2174	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTCTRL, 0);
2175	snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_bits);
2176
2177	/* S/PDIF input initialization */
2178	snd_ymfpci_writew(chip, YDSXGR_SPDIFINCTRL, 0);
2179
2180	/* digital mixer setup */
2181	for (reg = 0x80; reg < 0xc0; reg += 4)
2182		snd_ymfpci_writel(chip, reg, 0);
2183	snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0x3fff3fff);
2184	snd_ymfpci_writel(chip, YDSXGR_BUF441OUTVOL, 0x3fff3fff);
2185	snd_ymfpci_writel(chip, YDSXGR_ZVOUTVOL, 0x3fff3fff);
2186	snd_ymfpci_writel(chip, YDSXGR_SPDIFOUTVOL, 0x3fff3fff);
2187	snd_ymfpci_writel(chip, YDSXGR_NATIVEADCINVOL, 0x3fff3fff);
2188	snd_ymfpci_writel(chip, YDSXGR_NATIVEDACINVOL, 0x3fff3fff);
2189	snd_ymfpci_writel(chip, YDSXGR_PRIADCLOOPVOL, 0x3fff3fff);
2190	snd_ymfpci_writel(chip, YDSXGR_LEGACYOUTVOL, 0x3fff3fff);
2191
2192	return 0;
2193}
2194
2195static void snd_ymfpci_free(struct snd_card *card)
2196{
2197	struct snd_ymfpci *chip = card->private_data;
2198	u16 ctrl;
2199
2200	snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0);
2201	snd_ymfpci_writel(chip, YDSXGR_BUF441OUTVOL, 0);
2202	snd_ymfpci_writel(chip, YDSXGR_LEGACYOUTVOL, 0);
2203	snd_ymfpci_writel(chip, YDSXGR_STATUS, ~0);
2204	snd_ymfpci_disable_dsp(chip);
2205	snd_ymfpci_writel(chip, YDSXGR_PLAYCTRLBASE, 0);
2206	snd_ymfpci_writel(chip, YDSXGR_RECCTRLBASE, 0);
2207	snd_ymfpci_writel(chip, YDSXGR_EFFCTRLBASE, 0);
2208	snd_ymfpci_writel(chip, YDSXGR_WORKBASE, 0);
2209	snd_ymfpci_writel(chip, YDSXGR_WORKSIZE, 0);
2210	ctrl = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
2211	snd_ymfpci_writew(chip, YDSXGR_GLOBALCTRL, ctrl & ~0x0007);
2212
2213	snd_ymfpci_ac3_done(chip);
2214
2215	snd_ymfpci_free_gameport(chip);
2216
2217	pci_write_config_word(chip->pci, PCIR_DSXG_LEGACY, chip->old_legacy_ctrl);
2218
2219	release_firmware(chip->dsp_microcode);
2220	release_firmware(chip->controller_microcode);
2221}
2222
2223static int snd_ymfpci_suspend(struct device *dev)
2224{
2225	struct snd_card *card = dev_get_drvdata(dev);
2226	struct snd_ymfpci *chip = card->private_data;
2227	unsigned int i, legacy_reg_count = DSXG_PCI_NUM_SAVED_LEGACY_REGS;
2228
2229	if (chip->pci->device >= 0x0010) /* YMF 744/754 */
2230		legacy_reg_count = DSXG_PCI_NUM_SAVED_REGS;
2231
2232	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2233	snd_ac97_suspend(chip->ac97);
2234
2235	for (i = 0; i < YDSXGR_NUM_SAVED_REGS; i++)
2236		chip->saved_regs[i] = snd_ymfpci_readl(chip, saved_regs_index[i]);
2237
2238	chip->saved_ydsxgr_mode = snd_ymfpci_readl(chip, YDSXGR_MODE);
2239
2240	for (i = 0; i < legacy_reg_count; i++)
2241		pci_read_config_word(chip->pci, pci_saved_regs_index[i],
2242				      chip->saved_dsxg_pci_regs + i);
2243
2244	snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0);
2245	snd_ymfpci_writel(chip, YDSXGR_BUF441OUTVOL, 0);
2246	snd_ymfpci_disable_dsp(chip);
2247	return 0;
2248}
2249
2250static int snd_ymfpci_resume(struct device *dev)
2251{
2252	struct pci_dev *pci = to_pci_dev(dev);
2253	struct snd_card *card = dev_get_drvdata(dev);
2254	struct snd_ymfpci *chip = card->private_data;
2255	unsigned int i, legacy_reg_count = DSXG_PCI_NUM_SAVED_LEGACY_REGS;
2256
2257	if (chip->pci->device >= 0x0010) /* YMF 744/754 */
2258		legacy_reg_count = DSXG_PCI_NUM_SAVED_REGS;
2259
2260	snd_ymfpci_aclink_reset(pci);
2261	snd_ymfpci_codec_ready(chip, 0);
2262	snd_ymfpci_download_image(chip);
2263	udelay(100);
2264
2265	for (i = 0; i < YDSXGR_NUM_SAVED_REGS; i++)
2266		snd_ymfpci_writel(chip, saved_regs_index[i], chip->saved_regs[i]);
2267
2268	snd_ac97_resume(chip->ac97);
2269
2270	for (i = 0; i < legacy_reg_count; i++)
2271		pci_write_config_word(chip->pci, pci_saved_regs_index[i],
2272				      chip->saved_dsxg_pci_regs[i]);
2273
2274	/* start hw again */
2275	if (chip->start_count > 0) {
2276		spin_lock_irq(&chip->reg_lock);
2277		snd_ymfpci_writel(chip, YDSXGR_MODE, chip->saved_ydsxgr_mode);
2278		chip->active_bank = snd_ymfpci_readl(chip, YDSXGR_CTRLSELECT);
2279		spin_unlock_irq(&chip->reg_lock);
2280	}
2281	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2282	return 0;
2283}
2284
2285DEFINE_SIMPLE_DEV_PM_OPS(snd_ymfpci_pm, snd_ymfpci_suspend, snd_ymfpci_resume);
2286
2287int snd_ymfpci_create(struct snd_card *card,
2288		      struct pci_dev *pci,
2289		      u16 old_legacy_ctrl)
2290{
2291	struct snd_ymfpci *chip = card->private_data;
2292	int err;
2293
2294	/* enable PCI device */
2295	err = pcim_enable_device(pci);
2296	if (err < 0)
2297		return err;
2298
2299	chip->old_legacy_ctrl = old_legacy_ctrl;
2300	spin_lock_init(&chip->reg_lock);
2301	spin_lock_init(&chip->voice_lock);
2302	init_waitqueue_head(&chip->interrupt_sleep);
2303	atomic_set(&chip->interrupt_sleep_count, 0);
2304	chip->card = card;
2305	chip->pci = pci;
2306	chip->irq = -1;
2307	chip->device_id = pci->device;
2308	chip->rev = pci->revision;
2309
2310	err = pci_request_regions(pci, "YMFPCI");
2311	if (err < 0)
2312		return err;
2313
2314	chip->reg_area_phys = pci_resource_start(pci, 0);
2315	chip->reg_area_virt = devm_ioremap(&pci->dev, chip->reg_area_phys, 0x8000);
2316	if (!chip->reg_area_virt) {
2317		dev_err(chip->card->dev,
2318			"unable to grab memory region 0x%lx-0x%lx\n",
2319			chip->reg_area_phys, chip->reg_area_phys + 0x8000 - 1);
2320		return -EBUSY;
2321	}
2322	pci_set_master(pci);
2323	chip->src441_used = -1;
2324
2325	if (devm_request_irq(&pci->dev, pci->irq, snd_ymfpci_interrupt, IRQF_SHARED,
2326			KBUILD_MODNAME, chip)) {
2327		dev_err(chip->card->dev, "unable to grab IRQ %d\n", pci->irq);
2328		return -EBUSY;
2329	}
2330	chip->irq = pci->irq;
2331	card->sync_irq = chip->irq;
2332	card->private_free = snd_ymfpci_free;
2333
2334	snd_ymfpci_aclink_reset(pci);
2335	if (snd_ymfpci_codec_ready(chip, 0) < 0)
2336		return -EIO;
2337
2338	err = snd_ymfpci_request_firmware(chip);
2339	if (err < 0) {
2340		dev_err(chip->card->dev, "firmware request failed: %d\n", err);
2341		return err;
2342	}
2343	snd_ymfpci_download_image(chip);
2344
2345	udelay(100); /* seems we need a delay after downloading image.. */
2346
2347	if (snd_ymfpci_memalloc(chip) < 0)
2348		return -EIO;
2349
2350	err = snd_ymfpci_ac3_init(chip);
2351	if (err < 0)
2352		return err;
2353
2354	snd_ymfpci_proc_init(card, chip);
2355
2356	return 0;
2357}
2358