delta.c

  1// SPDX-License-Identifier: GPL-2.0-or-later
  2/*
  3 *   ALSA driver for ICEnsemble ICE1712 (Envy24)
  4 *
  5 *   Lowlevel functions for M-Audio Delta 1010, 1010E, 44, 66, 66E, Dio2496,
  6 *			    Audiophile, Digigram VX442
  7 *
  8 *	Copyright (c) 2000 Jaroslav Kysela <perex@perex.cz>
  9 */      
 10
 11#include <linux/delay.h>
 12#include <linux/interrupt.h>
 13#include <linux/init.h>
 14#include <linux/slab.h>
 15#include <linux/mutex.h>
 16
 17#include <sound/core.h>
 18#include <sound/cs8427.h>
 19#include <sound/asoundef.h>
 20
 21#include "ice1712.h"
 22#include "delta.h"
 23
 24#define SND_CS8403
 25#include <sound/cs8403.h>
 26
 27
 28/*
 29 * CS8427 via SPI mode (for Audiophile), emulated I2C
 30 */
 31
 32/* send 8 bits */
 33static void ap_cs8427_write_byte(struct snd_ice1712 *ice, unsigned char data, unsigned char tmp)
 34{
 35	int idx;
 36
 37	for (idx = 7; idx >= 0; idx--) {
 38		tmp &= ~(ICE1712_DELTA_AP_DOUT|ICE1712_DELTA_AP_CCLK);
 39		if (data & (1 << idx))
 40			tmp |= ICE1712_DELTA_AP_DOUT;
 41		snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
 42		udelay(5);
 43		tmp |= ICE1712_DELTA_AP_CCLK;
 44		snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
 45		udelay(5);
 46	}
 47}
 48
 49/* read 8 bits */
 50static unsigned char ap_cs8427_read_byte(struct snd_ice1712 *ice, unsigned char tmp)
 51{
 52	unsigned char data = 0;
 53	int idx;
 54	
 55	for (idx = 7; idx >= 0; idx--) {
 56		tmp &= ~ICE1712_DELTA_AP_CCLK;
 57		snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
 58		udelay(5);
 59		if (snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA) & ICE1712_DELTA_AP_DIN)
 60			data |= 1 << idx;
 61		tmp |= ICE1712_DELTA_AP_CCLK;
 62		snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
 63		udelay(5);
 64	}
 65	return data;
 66}
 67
 68/* assert chip select */
 69static unsigned char ap_cs8427_codec_select(struct snd_ice1712 *ice)
 70{
 71	unsigned char tmp;
 72	tmp = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA);
 73	switch (ice->eeprom.subvendor) {
 74	case ICE1712_SUBDEVICE_DELTA1010E:
 75	case ICE1712_SUBDEVICE_DELTA1010LT:
 76		tmp &= ~ICE1712_DELTA_1010LT_CS;
 77		tmp |= ICE1712_DELTA_1010LT_CCLK | ICE1712_DELTA_1010LT_CS_CS8427;
 78		break;
 79	case ICE1712_SUBDEVICE_AUDIOPHILE:
 80	case ICE1712_SUBDEVICE_DELTA410:
 81		tmp |= ICE1712_DELTA_AP_CCLK | ICE1712_DELTA_AP_CS_CODEC;
 82		tmp &= ~ICE1712_DELTA_AP_CS_DIGITAL;
 83		break;
 84	case ICE1712_SUBDEVICE_DELTA66E:
 85		tmp |= ICE1712_DELTA_66E_CCLK | ICE1712_DELTA_66E_CS_CHIP_A |
 86		       ICE1712_DELTA_66E_CS_CHIP_B;
 87		tmp &= ~ICE1712_DELTA_66E_CS_CS8427;
 88		break;
 89	case ICE1712_SUBDEVICE_VX442:
 90		tmp |= ICE1712_VX442_CCLK | ICE1712_VX442_CODEC_CHIP_A | ICE1712_VX442_CODEC_CHIP_B;
 91		tmp &= ~ICE1712_VX442_CS_DIGITAL;
 92		break;
 93	}
 94	snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
 95	udelay(5);
 96	return tmp;
 97}
 98
 99/* deassert chip select */
100static void ap_cs8427_codec_deassert(struct snd_ice1712 *ice, unsigned char tmp)
101{
102	switch (ice->eeprom.subvendor) {
103	case ICE1712_SUBDEVICE_DELTA1010E:
104	case ICE1712_SUBDEVICE_DELTA1010LT:
105		tmp &= ~ICE1712_DELTA_1010LT_CS;
106		tmp |= ICE1712_DELTA_1010LT_CS_NONE;
107		break;
108	case ICE1712_SUBDEVICE_AUDIOPHILE:
109	case ICE1712_SUBDEVICE_DELTA410:
110		tmp |= ICE1712_DELTA_AP_CS_DIGITAL;
111		break;
112	case ICE1712_SUBDEVICE_DELTA66E:
113		tmp |= ICE1712_DELTA_66E_CS_CS8427;
114		break;
115	case ICE1712_SUBDEVICE_VX442:
116		tmp |= ICE1712_VX442_CS_DIGITAL;
117		break;
118	}
119	snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
120}
121
122/* sequential write */
123static int ap_cs8427_sendbytes(struct snd_i2c_device *device, unsigned char *bytes, int count)
124{
125	struct snd_ice1712 *ice = device->bus->private_data;
126	int res = count;
127	unsigned char tmp;
128
129	guard(mutex)(&ice->gpio_mutex);
130	tmp = ap_cs8427_codec_select(ice);
131	ap_cs8427_write_byte(ice, (device->addr << 1) | 0, tmp); /* address + write mode */
132	while (count-- > 0)
133		ap_cs8427_write_byte(ice, *bytes++, tmp);
134	ap_cs8427_codec_deassert(ice, tmp);
135	return res;
136}
137
138/* sequential read */
139static int ap_cs8427_readbytes(struct snd_i2c_device *device, unsigned char *bytes, int count)
140{
141	struct snd_ice1712 *ice = device->bus->private_data;
142	int res = count;
143	unsigned char tmp;
144	
145	guard(mutex)(&ice->gpio_mutex);
146	tmp = ap_cs8427_codec_select(ice);
147	ap_cs8427_write_byte(ice, (device->addr << 1) | 1, tmp); /* address + read mode */
148	while (count-- > 0)
149		*bytes++ = ap_cs8427_read_byte(ice, tmp);
150	ap_cs8427_codec_deassert(ice, tmp);
151	return res;
152}
153
154static int ap_cs8427_probeaddr(struct snd_i2c_bus *bus, unsigned short addr)
155{
156	if (addr == 0x10)
157		return 1;
158	return -ENOENT;
159}
160
161static const struct snd_i2c_ops ap_cs8427_i2c_ops = {
162	.sendbytes = ap_cs8427_sendbytes,
163	.readbytes = ap_cs8427_readbytes,
164	.probeaddr = ap_cs8427_probeaddr,
165};
166
167/*
168 */
169
170static void snd_ice1712_delta_cs8403_spdif_write(struct snd_ice1712 *ice, unsigned char bits)
171{
172	unsigned char tmp, mask1, mask2;
173	int idx;
174	/* send byte to transmitter */
175	mask1 = ICE1712_DELTA_SPDIF_OUT_STAT_CLOCK;
176	mask2 = ICE1712_DELTA_SPDIF_OUT_STAT_DATA;
177	guard(mutex)(&ice->gpio_mutex);
178	tmp = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA);
179	for (idx = 7; idx >= 0; idx--) {
180		tmp &= ~(mask1 | mask2);
181		if (bits & (1 << idx))
182			tmp |= mask2;
183		snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
184		udelay(100);
185		tmp |= mask1;
186		snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
187		udelay(100);
188	}
189	tmp &= ~mask1;
190	snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
191}
192
193
194static void delta_spdif_default_get(struct snd_ice1712 *ice, struct snd_ctl_elem_value *ucontrol)
195{
196	snd_cs8403_decode_spdif_bits(&ucontrol->value.iec958, ice->spdif.cs8403_bits);
197}
198
199static int delta_spdif_default_put(struct snd_ice1712 *ice, struct snd_ctl_elem_value *ucontrol)
200{
201	unsigned int val;
202	int change;
203
204	val = snd_cs8403_encode_spdif_bits(&ucontrol->value.iec958);
205	scoped_guard(spinlock_irq, &ice->reg_lock) {
206		change = ice->spdif.cs8403_bits != val;
207		ice->spdif.cs8403_bits = val;
208		if (!change || ice->playback_pro_substream)
209			return change;
210	}
211	snd_ice1712_delta_cs8403_spdif_write(ice, val);
212	return change;
213}
214
215static void delta_spdif_stream_get(struct snd_ice1712 *ice, struct snd_ctl_elem_value *ucontrol)
216{
217	snd_cs8403_decode_spdif_bits(&ucontrol->value.iec958, ice->spdif.cs8403_stream_bits);
218}
219
220static int delta_spdif_stream_put(struct snd_ice1712 *ice, struct snd_ctl_elem_value *ucontrol)
221{
222	unsigned int val;
223	int change;
224
225	val = snd_cs8403_encode_spdif_bits(&ucontrol->value.iec958);
226	scoped_guard(spinlock_irq, &ice->reg_lock) {
227		change = ice->spdif.cs8403_stream_bits != val;
228		ice->spdif.cs8403_stream_bits = val;
229		if (!change || ice->playback_pro_substream)
230			return change;
231	}
232	snd_ice1712_delta_cs8403_spdif_write(ice, val);
233	return change;
234}
235
236
237/*
238 * AK4524 on Delta 44 and 66 to choose the chip mask
239 */
240static void delta_ak4524_lock(struct snd_akm4xxx *ak, int chip)
241{
242        struct snd_ak4xxx_private *priv = (void *)ak->private_value[0];
243        struct snd_ice1712 *ice = ak->private_data[0];
244
245	snd_ice1712_save_gpio_status(ice);
246	priv->cs_mask =
247	priv->cs_addr = chip == 0 ? ICE1712_DELTA_CODEC_CHIP_A :
248				    ICE1712_DELTA_CODEC_CHIP_B;
249}
250
251/*
252 * AK4524 on Delta1010LT to choose the chip address
253 */
254static void delta1010lt_ak4524_lock(struct snd_akm4xxx *ak, int chip)
255{
256        struct snd_ak4xxx_private *priv = (void *)ak->private_value[0];
257        struct snd_ice1712 *ice = ak->private_data[0];
258
259	snd_ice1712_save_gpio_status(ice);
260	priv->cs_mask = ICE1712_DELTA_1010LT_CS;
261	priv->cs_addr = chip << 4;
262}
263
264/*
265 * AK4524 on Delta66 rev E to choose the chip address
266 */
267static void delta66e_ak4524_lock(struct snd_akm4xxx *ak, int chip)
268{
269	struct snd_ak4xxx_private *priv = (void *)ak->private_value[0];
270	struct snd_ice1712 *ice = ak->private_data[0];
271
272	snd_ice1712_save_gpio_status(ice);
273	priv->cs_mask =
274	priv->cs_addr = chip == 0 ? ICE1712_DELTA_66E_CS_CHIP_A :
275				    ICE1712_DELTA_66E_CS_CHIP_B;
276}
277
278/*
279 * AK4528 on VX442 to choose the chip mask
280 */
281static void vx442_ak4524_lock(struct snd_akm4xxx *ak, int chip)
282{
283        struct snd_ak4xxx_private *priv = (void *)ak->private_value[0];
284        struct snd_ice1712 *ice = ak->private_data[0];
285
286	snd_ice1712_save_gpio_status(ice);
287	priv->cs_mask =
288	priv->cs_addr = chip == 0 ? ICE1712_VX442_CODEC_CHIP_A :
289				    ICE1712_VX442_CODEC_CHIP_B;
290}
291
292/*
293 * change the DFS bit according rate for Delta1010
294 */
295static void delta_1010_set_rate_val(struct snd_ice1712 *ice, unsigned int rate)
296{
297	unsigned char tmp, tmp2;
298
299	if (rate == 0)	/* no hint - S/PDIF input is master, simply return */
300		return;
301
302	guard(mutex)(&ice->gpio_mutex);
303	tmp = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA);
304	tmp2 = tmp & ~ICE1712_DELTA_DFS;
305	if (rate > 48000)
306		tmp2 |= ICE1712_DELTA_DFS;
307	if (tmp != tmp2)
308		snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp2);
309}
310
311/*
312 * change the rate of AK4524 on Delta 44/66, AP, 1010LT
313 */
314static void delta_ak4524_set_rate_val(struct snd_akm4xxx *ak, unsigned int rate)
315{
316	unsigned char tmp, tmp2;
317	struct snd_ice1712 *ice = ak->private_data[0];
318
319	if (rate == 0)	/* no hint - S/PDIF input is master, simply return */
320		return;
321
322	/* check before reset ak4524 to avoid unnecessary clicks */
323	scoped_guard(mutex, &ice->gpio_mutex) {
324		tmp = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA);
325	}
326	tmp2 = tmp & ~ICE1712_DELTA_DFS; 
327	if (rate > 48000)
328		tmp2 |= ICE1712_DELTA_DFS;
329	if (tmp == tmp2)
330		return;
331
332	/* do it again */
333	snd_akm4xxx_reset(ak, 1);
334	scoped_guard(mutex, &ice->gpio_mutex) {
335		tmp = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA) & ~ICE1712_DELTA_DFS;
336		if (rate > 48000)
337			tmp |= ICE1712_DELTA_DFS;
338		snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
339	}
340	snd_akm4xxx_reset(ak, 0);
341}
342
343/*
344 * change the rate of AK4524 on VX442
345 */
346static void vx442_ak4524_set_rate_val(struct snd_akm4xxx *ak, unsigned int rate)
347{
348	unsigned char val;
349
350	val = (rate > 48000) ? 0x65 : 0x60;
351	if (snd_akm4xxx_get(ak, 0, 0x02) != val ||
352	    snd_akm4xxx_get(ak, 1, 0x02) != val) {
353		snd_akm4xxx_reset(ak, 1);
354		snd_akm4xxx_write(ak, 0, 0x02, val);
355		snd_akm4xxx_write(ak, 1, 0x02, val);
356		snd_akm4xxx_reset(ak, 0);
357	}
358}
359
360
361/*
362 * SPDIF ops for Delta 1010, Dio, 66
363 */
364
365/* open callback */
366static void delta_open_spdif(struct snd_ice1712 *ice, struct snd_pcm_substream *substream)
367{
368	ice->spdif.cs8403_stream_bits = ice->spdif.cs8403_bits;
369}
370
371/* set up */
372static void delta_setup_spdif(struct snd_ice1712 *ice, int rate)
373{
374	unsigned int tmp;
375	int change;
376
377	scoped_guard(spinlock_irqsave, &ice->reg_lock) {
378		tmp = ice->spdif.cs8403_stream_bits;
379		if (tmp & 0x01)		/* consumer */
380			tmp &= (tmp & 0x01) ? ~0x06 : ~0x18;
381		switch (rate) {
382		case 32000: tmp |= (tmp & 0x01) ? 0x04 : 0x00; break;
383		case 44100: tmp |= (tmp & 0x01) ? 0x00 : 0x10; break;
384		case 48000: tmp |= (tmp & 0x01) ? 0x02 : 0x08; break;
385		default: tmp |= (tmp & 0x01) ? 0x00 : 0x18; break;
386		}
387		change = ice->spdif.cs8403_stream_bits != tmp;
388		ice->spdif.cs8403_stream_bits = tmp;
389	}
390	if (change)
391		snd_ctl_notify(ice->card, SNDRV_CTL_EVENT_MASK_VALUE, &ice->spdif.stream_ctl->id);
392	snd_ice1712_delta_cs8403_spdif_write(ice, tmp);
393}
394
395#define snd_ice1712_delta1010lt_wordclock_status_info \
396	snd_ctl_boolean_mono_info
397
398static int snd_ice1712_delta1010lt_wordclock_status_get(struct snd_kcontrol *kcontrol,
399			 struct snd_ctl_elem_value *ucontrol)
400{
401	char reg = 0x10; /* CS8427 receiver error register */
402	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
403
404	if (snd_i2c_sendbytes(ice->cs8427, &reg, 1) != 1)
405		dev_err(ice->card->dev,
406			"unable to send register 0x%x byte to CS8427\n", reg);
407	snd_i2c_readbytes(ice->cs8427, &reg, 1);
408	ucontrol->value.integer.value[0] = (reg & CS8427_UNLOCK) ? 1 : 0;
409	return 0;
410}
411
412static const struct snd_kcontrol_new snd_ice1712_delta1010lt_wordclock_status =
413{
414	.access =	(SNDRV_CTL_ELEM_ACCESS_READ),
415	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
416	.name =         "Word Clock Status",
417	.info =		snd_ice1712_delta1010lt_wordclock_status_info,
418	.get =		snd_ice1712_delta1010lt_wordclock_status_get,
419};
420
421/*
422 * initialize the chips on M-Audio cards
423 */
424
425static const struct snd_akm4xxx akm_audiophile = {
426	.type = SND_AK4528,
427	.num_adcs = 2,
428	.num_dacs = 2,
429	.ops = {
430		.set_rate_val = delta_ak4524_set_rate_val
431	}
432};
433
434static const struct snd_ak4xxx_private akm_audiophile_priv = {
435	.caddr = 2,
436	.cif = 0,
437	.data_mask = ICE1712_DELTA_AP_DOUT,
438	.clk_mask = ICE1712_DELTA_AP_CCLK,
439	.cs_mask = ICE1712_DELTA_AP_CS_CODEC,
440	.cs_addr = ICE1712_DELTA_AP_CS_CODEC,
441	.cs_none = 0,
442	.add_flags = ICE1712_DELTA_AP_CS_DIGITAL,
443	.mask_flags = 0,
444};
445
446static const struct snd_akm4xxx akm_delta410 = {
447	.type = SND_AK4529,
448	.num_adcs = 2,
449	.num_dacs = 8,
450	.ops = {
451		.set_rate_val = delta_ak4524_set_rate_val
452	}
453};
454
455static const struct snd_ak4xxx_private akm_delta410_priv = {
456	.caddr = 0,
457	.cif = 0,
458	.data_mask = ICE1712_DELTA_AP_DOUT,
459	.clk_mask = ICE1712_DELTA_AP_CCLK,
460	.cs_mask = ICE1712_DELTA_AP_CS_CODEC,
461	.cs_addr = ICE1712_DELTA_AP_CS_CODEC,
462	.cs_none = 0,
463	.add_flags = ICE1712_DELTA_AP_CS_DIGITAL,
464	.mask_flags = 0,
465};
466
467static const struct snd_akm4xxx akm_delta1010lt = {
468	.type = SND_AK4524,
469	.num_adcs = 8,
470	.num_dacs = 8,
471	.ops = {
472		.lock = delta1010lt_ak4524_lock,
473		.set_rate_val = delta_ak4524_set_rate_val
474	}
475};
476
477static const struct snd_ak4xxx_private akm_delta1010lt_priv = {
478	.caddr = 2,
479	.cif = 0, /* the default level of the CIF pin from AK4524 */
480	.data_mask = ICE1712_DELTA_1010LT_DOUT,
481	.clk_mask = ICE1712_DELTA_1010LT_CCLK,
482	.cs_mask = 0,
483	.cs_addr = 0, /* set later */
484	.cs_none = ICE1712_DELTA_1010LT_CS_NONE,
485	.add_flags = 0,
486	.mask_flags = 0,
487};
488
489static const struct snd_akm4xxx akm_delta66e = {
490	.type = SND_AK4524,
491	.num_adcs = 4,
492	.num_dacs = 4,
493	.ops = {
494		.lock = delta66e_ak4524_lock,
495		.set_rate_val = delta_ak4524_set_rate_val
496	}
497};
498
499static const struct snd_ak4xxx_private akm_delta66e_priv = {
500	.caddr = 2,
501	.cif = 0, /* the default level of the CIF pin from AK4524 */
502	.data_mask = ICE1712_DELTA_66E_DOUT,
503	.clk_mask = ICE1712_DELTA_66E_CCLK,
504	.cs_mask = 0,
505	.cs_addr = 0, /* set later */
506	.cs_none = 0,
507	.add_flags = 0,
508	.mask_flags = 0,
509};
510
511
512static const struct snd_akm4xxx akm_delta44 = {
513	.type = SND_AK4524,
514	.num_adcs = 4,
515	.num_dacs = 4,
516	.ops = {
517		.lock = delta_ak4524_lock,
518		.set_rate_val = delta_ak4524_set_rate_val
519	}
520};
521
522static const struct snd_ak4xxx_private akm_delta44_priv = {
523	.caddr = 2,
524	.cif = 0, /* the default level of the CIF pin from AK4524 */
525	.data_mask = ICE1712_DELTA_CODEC_SERIAL_DATA,
526	.clk_mask = ICE1712_DELTA_CODEC_SERIAL_CLOCK,
527	.cs_mask = 0,
528	.cs_addr = 0, /* set later */
529	.cs_none = 0,
530	.add_flags = 0,
531	.mask_flags = 0,
532};
533
534static const struct snd_akm4xxx akm_vx442 = {
535	.type = SND_AK4524,
536	.num_adcs = 4,
537	.num_dacs = 4,
538	.ops = {
539		.lock = vx442_ak4524_lock,
540		.set_rate_val = vx442_ak4524_set_rate_val
541	}
542};
543
544static const struct snd_ak4xxx_private akm_vx442_priv = {
545	.caddr = 2,
546	.cif = 0,
547	.data_mask = ICE1712_VX442_DOUT,
548	.clk_mask = ICE1712_VX442_CCLK,
549	.cs_mask = 0,
550	.cs_addr = 0, /* set later */
551	.cs_none = 0,
552	.add_flags = 0,
553	.mask_flags = 0,
554};
555
556#ifdef CONFIG_PM_SLEEP
557static int snd_ice1712_delta_resume(struct snd_ice1712 *ice)
558{
559	unsigned char akm_img_bak[AK4XXX_IMAGE_SIZE];
560	unsigned char akm_vol_bak[AK4XXX_IMAGE_SIZE];
561
562	/* init spdif */
563	switch (ice->eeprom.subvendor) {
564	case ICE1712_SUBDEVICE_AUDIOPHILE:
565	case ICE1712_SUBDEVICE_DELTA410:
566	case ICE1712_SUBDEVICE_DELTA1010E:
567	case ICE1712_SUBDEVICE_DELTA1010LT:
568	case ICE1712_SUBDEVICE_VX442:
569	case ICE1712_SUBDEVICE_DELTA66E:
570		snd_cs8427_init(ice->i2c, ice->cs8427);
571		break;
572	case ICE1712_SUBDEVICE_DELTA1010:
573	case ICE1712_SUBDEVICE_MEDIASTATION:
574		/* nothing */
575		break;
576	case ICE1712_SUBDEVICE_DELTADIO2496:
577	case ICE1712_SUBDEVICE_DELTA66:
578		/* Set spdif defaults */
579		snd_ice1712_delta_cs8403_spdif_write(ice, ice->spdif.cs8403_bits);
580		break;
581	}
582
583	/* init codec and restore registers */
584	if (ice->akm_codecs) {
585		memcpy(akm_img_bak, ice->akm->images, sizeof(akm_img_bak));
586		memcpy(akm_vol_bak, ice->akm->volumes, sizeof(akm_vol_bak));
587		snd_akm4xxx_init(ice->akm);
588		memcpy(ice->akm->images, akm_img_bak, sizeof(akm_img_bak));
589		memcpy(ice->akm->volumes, akm_vol_bak, sizeof(akm_vol_bak));
590		snd_akm4xxx_reset(ice->akm, 0);
591	}
592
593	return 0;
594}
595
596static int snd_ice1712_delta_suspend(struct snd_ice1712 *ice)
597{
598	if (ice->akm_codecs) /* reset & mute codec */
599		snd_akm4xxx_reset(ice->akm, 1);
600
601	return 0;
602}
603#endif
604
605static int snd_ice1712_delta_init(struct snd_ice1712 *ice)
606{
607	int err;
608	struct snd_akm4xxx *ak;
609	unsigned char tmp;
610
611	if (ice->eeprom.subvendor == ICE1712_SUBDEVICE_DELTA1010 &&
612	    ice->eeprom.gpiodir == 0x7b)
613		ice->eeprom.subvendor = ICE1712_SUBDEVICE_DELTA1010E;
614
615	if (ice->eeprom.subvendor == ICE1712_SUBDEVICE_DELTA66 &&
616	    ice->eeprom.gpiodir == 0xfb)
617	    	ice->eeprom.subvendor = ICE1712_SUBDEVICE_DELTA66E;
618
619	/* determine I2C, DACs and ADCs */
620	switch (ice->eeprom.subvendor) {
621	case ICE1712_SUBDEVICE_AUDIOPHILE:
622		ice->num_total_dacs = 2;
623		ice->num_total_adcs = 2;
624		break;
625	case ICE1712_SUBDEVICE_DELTA410:
626		ice->num_total_dacs = 8;
627		ice->num_total_adcs = 2;
628		break;
629	case ICE1712_SUBDEVICE_DELTA44:
630	case ICE1712_SUBDEVICE_DELTA66:
631		ice->num_total_dacs = ice->omni ? 8 : 4;
632		ice->num_total_adcs = ice->omni ? 8 : 4;
633		break;
634	case ICE1712_SUBDEVICE_DELTA1010:
635	case ICE1712_SUBDEVICE_DELTA1010E:
636	case ICE1712_SUBDEVICE_DELTA1010LT:
637	case ICE1712_SUBDEVICE_MEDIASTATION:
638	case ICE1712_SUBDEVICE_EDIROLDA2496:
639		ice->num_total_dacs = 8;
640		ice->num_total_adcs = 8;
641		break;
642	case ICE1712_SUBDEVICE_DELTADIO2496:
643		ice->num_total_dacs = 4;	/* two AK4324 codecs */
644		break;
645	case ICE1712_SUBDEVICE_VX442:
646	case ICE1712_SUBDEVICE_DELTA66E:	/* omni not supported yet */
647		ice->num_total_dacs = 4;
648		ice->num_total_adcs = 4;
649		break;
650	}
651#ifdef CONFIG_PM_SLEEP
652	ice->pm_resume = snd_ice1712_delta_resume;
653	ice->pm_suspend = snd_ice1712_delta_suspend;
654	ice->pm_suspend_enabled = 1;
655#endif
656	/* initialize the SPI clock to high */
657	tmp = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA);
658	tmp |= ICE1712_DELTA_AP_CCLK;
659	snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
660	udelay(5);
661
662	/* initialize spdif */
663	switch (ice->eeprom.subvendor) {
664	case ICE1712_SUBDEVICE_AUDIOPHILE:
665	case ICE1712_SUBDEVICE_DELTA410:
666	case ICE1712_SUBDEVICE_DELTA1010E:
667	case ICE1712_SUBDEVICE_DELTA1010LT:
668	case ICE1712_SUBDEVICE_VX442:
669	case ICE1712_SUBDEVICE_DELTA66E:
670		err = snd_i2c_bus_create(ice->card, "ICE1712 GPIO 1", NULL, &ice->i2c);
671		if (err < 0) {
672			dev_err(ice->card->dev, "unable to create I2C bus\n");
673			return err;
674		}
675		ice->i2c->private_data = ice;
676		ice->i2c->ops = &ap_cs8427_i2c_ops;
677		err = snd_ice1712_init_cs8427(ice, CS8427_BASE_ADDR);
678		if (err < 0)
679			return err;
680		break;
681	case ICE1712_SUBDEVICE_DELTA1010:
682	case ICE1712_SUBDEVICE_MEDIASTATION:
683		ice->gpio.set_pro_rate = delta_1010_set_rate_val;
684		break;
685	case ICE1712_SUBDEVICE_DELTADIO2496:
686		ice->gpio.set_pro_rate = delta_1010_set_rate_val;
687		fallthrough;
688	case ICE1712_SUBDEVICE_DELTA66:
689		ice->spdif.ops.open = delta_open_spdif;
690		ice->spdif.ops.setup_rate = delta_setup_spdif;
691		ice->spdif.ops.default_get = delta_spdif_default_get;
692		ice->spdif.ops.default_put = delta_spdif_default_put;
693		ice->spdif.ops.stream_get = delta_spdif_stream_get;
694		ice->spdif.ops.stream_put = delta_spdif_stream_put;
695		/* Set spdif defaults */
696		snd_ice1712_delta_cs8403_spdif_write(ice, ice->spdif.cs8403_bits);
697		break;
698	}
699
700	/* no analog? */
701	switch (ice->eeprom.subvendor) {
702	case ICE1712_SUBDEVICE_DELTA1010:
703	case ICE1712_SUBDEVICE_DELTA1010E:
704	case ICE1712_SUBDEVICE_DELTADIO2496:
705	case ICE1712_SUBDEVICE_MEDIASTATION:
706		return 0;
707	}
708
709	/* second stage of initialization, analog parts and others */
710	ak = ice->akm = kmalloc(sizeof(struct snd_akm4xxx), GFP_KERNEL);
711	if (! ak)
712		return -ENOMEM;
713	ice->akm_codecs = 1;
714
715	switch (ice->eeprom.subvendor) {
716	case ICE1712_SUBDEVICE_AUDIOPHILE:
717		err = snd_ice1712_akm4xxx_init(ak, &akm_audiophile, &akm_audiophile_priv, ice);
718		break;
719	case ICE1712_SUBDEVICE_DELTA410:
720		err = snd_ice1712_akm4xxx_init(ak, &akm_delta410, &akm_delta410_priv, ice);
721		break;
722	case ICE1712_SUBDEVICE_DELTA1010LT:
723	case ICE1712_SUBDEVICE_EDIROLDA2496:
724		err = snd_ice1712_akm4xxx_init(ak, &akm_delta1010lt, &akm_delta1010lt_priv, ice);
725		break;
726	case ICE1712_SUBDEVICE_DELTA66:
727	case ICE1712_SUBDEVICE_DELTA44:
728		err = snd_ice1712_akm4xxx_init(ak, &akm_delta44, &akm_delta44_priv, ice);
729		break;
730	case ICE1712_SUBDEVICE_VX442:
731		err = snd_ice1712_akm4xxx_init(ak, &akm_vx442, &akm_vx442_priv, ice);
732		break;
733	case ICE1712_SUBDEVICE_DELTA66E:
734		err = snd_ice1712_akm4xxx_init(ak, &akm_delta66e, &akm_delta66e_priv, ice);
735		break;
736	default:
737		snd_BUG();
738		return -EINVAL;
739	}
740
741	return err;
742}
743
744
745/*
746 * additional controls for M-Audio cards
747 */
748
749static const struct snd_kcontrol_new snd_ice1712_delta1010_wordclock_select =
750ICE1712_GPIO(SNDRV_CTL_ELEM_IFACE_MIXER, "Word Clock Sync", 0, ICE1712_DELTA_WORD_CLOCK_SELECT, 1, 0);
751static const struct snd_kcontrol_new snd_ice1712_delta1010lt_wordclock_select =
752ICE1712_GPIO(SNDRV_CTL_ELEM_IFACE_MIXER, "Word Clock Sync", 0, ICE1712_DELTA_1010LT_WORDCLOCK, 0, 0);
753static const struct snd_kcontrol_new snd_ice1712_delta1010_wordclock_status =
754ICE1712_GPIO(SNDRV_CTL_ELEM_IFACE_MIXER, "Word Clock Status", 0, ICE1712_DELTA_WORD_CLOCK_STATUS, 1, SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE);
755static const struct snd_kcontrol_new snd_ice1712_deltadio2496_spdif_in_select =
756ICE1712_GPIO(SNDRV_CTL_ELEM_IFACE_MIXER, "IEC958 Input Optical", 0, ICE1712_DELTA_SPDIF_INPUT_SELECT, 0, 0);
757static const struct snd_kcontrol_new snd_ice1712_delta_spdif_in_status =
758ICE1712_GPIO(SNDRV_CTL_ELEM_IFACE_MIXER, "Delta IEC958 Input Status", 0, ICE1712_DELTA_SPDIF_IN_STAT, 1, SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE);
759
760
761static int snd_ice1712_delta_add_controls(struct snd_ice1712 *ice)
762{
763	int err;
764
765	/* 1010 and dio specific controls */
766	switch (ice->eeprom.subvendor) {
767	case ICE1712_SUBDEVICE_DELTA1010:
768	case ICE1712_SUBDEVICE_MEDIASTATION:
769		err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_delta1010_wordclock_select, ice));
770		if (err < 0)
771			return err;
772		err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_delta1010_wordclock_status, ice));
773		if (err < 0)
774			return err;
775		break;
776	case ICE1712_SUBDEVICE_DELTADIO2496:
777		err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_deltadio2496_spdif_in_select, ice));
778		if (err < 0)
779			return err;
780		break;
781	case ICE1712_SUBDEVICE_DELTA1010E:
782	case ICE1712_SUBDEVICE_DELTA1010LT:
783		err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_delta1010lt_wordclock_select, ice));
784		if (err < 0)
785			return err;
786		err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_delta1010lt_wordclock_status, ice));
787		if (err < 0)
788			return err;
789		break;
790	}
791
792	/* normal spdif controls */
793	switch (ice->eeprom.subvendor) {
794	case ICE1712_SUBDEVICE_DELTA1010:
795	case ICE1712_SUBDEVICE_DELTADIO2496:
796	case ICE1712_SUBDEVICE_DELTA66:
797	case ICE1712_SUBDEVICE_MEDIASTATION:
798		err = snd_ice1712_spdif_build_controls(ice);
799		if (err < 0)
800			return err;
801		break;
802	}
803
804	/* spdif status in */
805	switch (ice->eeprom.subvendor) {
806	case ICE1712_SUBDEVICE_DELTA1010:
807	case ICE1712_SUBDEVICE_DELTADIO2496:
808	case ICE1712_SUBDEVICE_DELTA66:
809	case ICE1712_SUBDEVICE_MEDIASTATION:
810		err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_delta_spdif_in_status, ice));
811		if (err < 0)
812			return err;
813		break;
814	}
815
816	/* ak4524 controls */
817	switch (ice->eeprom.subvendor) {
818	case ICE1712_SUBDEVICE_DELTA1010LT:
819	case ICE1712_SUBDEVICE_AUDIOPHILE:
820	case ICE1712_SUBDEVICE_DELTA410:
821	case ICE1712_SUBDEVICE_DELTA44:
822	case ICE1712_SUBDEVICE_DELTA66:
823	case ICE1712_SUBDEVICE_VX442:
824	case ICE1712_SUBDEVICE_DELTA66E:
825	case ICE1712_SUBDEVICE_EDIROLDA2496:
826		err = snd_ice1712_akm4xxx_build_controls(ice);
827		if (err < 0)
828			return err;
829		break;
830	}
831
832	return 0;
833}
834
835
836/* entry point */
837struct snd_ice1712_card_info snd_ice1712_delta_cards[] = {
838	{
839		.subvendor = ICE1712_SUBDEVICE_DELTA1010,
840		.name = "M Audio Delta 1010",
841		.model = "delta1010",
842		.chip_init = snd_ice1712_delta_init,
843		.build_controls = snd_ice1712_delta_add_controls,
844	},
845	{
846		.subvendor = ICE1712_SUBDEVICE_DELTADIO2496,
847		.name = "M Audio Delta DiO 2496",
848		.model = "dio2496",
849		.chip_init = snd_ice1712_delta_init,
850		.build_controls = snd_ice1712_delta_add_controls,
851		.no_mpu401 = 1,
852	},
853	{
854		.subvendor = ICE1712_SUBDEVICE_DELTA66,
855		.name = "M Audio Delta 66",
856		.model = "delta66",
857		.chip_init = snd_ice1712_delta_init,
858		.build_controls = snd_ice1712_delta_add_controls,
859		.no_mpu401 = 1,
860	},
861	{
862		.subvendor = ICE1712_SUBDEVICE_DELTA44,
863		.name = "M Audio Delta 44",
864		.model = "delta44",
865		.chip_init = snd_ice1712_delta_init,
866		.build_controls = snd_ice1712_delta_add_controls,
867		.no_mpu401 = 1,
868	},
869	{
870		.subvendor = ICE1712_SUBDEVICE_AUDIOPHILE,
871		.name = "M Audio Audiophile 24/96",
872		.model = "audiophile",
873		.chip_init = snd_ice1712_delta_init,
874		.build_controls = snd_ice1712_delta_add_controls,
875	},
876	{
877		.subvendor = ICE1712_SUBDEVICE_DELTA410,
878		.name = "M Audio Delta 410",
879		.model = "delta410",
880		.chip_init = snd_ice1712_delta_init,
881		.build_controls = snd_ice1712_delta_add_controls,
882	},
883	{
884		.subvendor = ICE1712_SUBDEVICE_DELTA1010LT,
885		.name = "M Audio Delta 1010LT",
886		.model = "delta1010lt",
887		.chip_init = snd_ice1712_delta_init,
888		.build_controls = snd_ice1712_delta_add_controls,
889	},
890	{
891		.subvendor = ICE1712_SUBDEVICE_VX442,
892		.name = "Digigram VX442",
893		.model = "vx442",
894		.chip_init = snd_ice1712_delta_init,
895		.build_controls = snd_ice1712_delta_add_controls,
896		.no_mpu401 = 1,
897	},
898	{
899		.subvendor = ICE1712_SUBDEVICE_MEDIASTATION,
900		.name = "Lionstracs Mediastation",
901		.model = "mediastation",
902		.chip_init = snd_ice1712_delta_init,
903		.build_controls = snd_ice1712_delta_add_controls,
904	},
905	{
906		.subvendor = ICE1712_SUBDEVICE_EDIROLDA2496,
907		.name = "Edirol DA2496",
908		.model = "da2496",
909		.chip_init = snd_ice1712_delta_init,
910		.build_controls = snd_ice1712_delta_add_controls,
911	},
912	{ } /* terminator */
913};