1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * ALSA driver for ICEnsemble ICE1712 (Envy24)
4 *
5 * Lowlevel functions for Terratec EWS88MT/D, EWX24/96, DMX 6Fire
6 *
7 * Copyright (c) 2000 Jaroslav Kysela <perex@perex.cz>
8 * 2002 Takashi Iwai <tiwai@suse.de>
9 */
10
11#include <linux/delay.h>
12#include <linux/interrupt.h>
13#include <linux/init.h>
14#include <linux/slab.h>
15#include <sound/core.h>
16#include <sound/cs8427.h>
17#include <sound/asoundef.h>
18
19#include "ice1712.h"
20#include "ews.h"
21
22#define SND_CS8404
23#include <sound/cs8403.h>
24
25enum {
26 EWS_I2C_CS8404 = 0, EWS_I2C_PCF1, EWS_I2C_PCF2,
27 EWS_I2C_88D = 0,
28 EWS_I2C_6FIRE = 0
29};
30
31
32/* additional i2c devices for EWS boards */
33struct ews_spec {
34 struct snd_i2c_device *i2cdevs[3];
35};
36
37/*
38 * access via i2c mode (for EWX 24/96, EWS 88MT&D)
39 */
40
41/* send SDA and SCL */
42static void ewx_i2c_setlines(struct snd_i2c_bus *bus, int clk, int data)
43{
44 struct snd_ice1712 *ice = bus->private_data;
45 unsigned char tmp = 0;
46 if (clk)
47 tmp |= ICE1712_EWX2496_SERIAL_CLOCK;
48 if (data)
49 tmp |= ICE1712_EWX2496_SERIAL_DATA;
50 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, data: tmp);
51 udelay(usec: 5);
52}
53
54static int ewx_i2c_getclock(struct snd_i2c_bus *bus)
55{
56 struct snd_ice1712 *ice = bus->private_data;
57 return snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA) & ICE1712_EWX2496_SERIAL_CLOCK ? 1 : 0;
58}
59
60static int ewx_i2c_getdata(struct snd_i2c_bus *bus, int ack)
61{
62 struct snd_ice1712 *ice = bus->private_data;
63 int bit;
64 /* set RW pin to low */
65 snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, data: ~ICE1712_EWX2496_RW);
66 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, data: 0);
67 if (ack)
68 udelay(usec: 5);
69 bit = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA) & ICE1712_EWX2496_SERIAL_DATA ? 1 : 0;
70 /* set RW pin to high */
71 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, ICE1712_EWX2496_RW);
72 /* reset write mask */
73 snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, data: ~ICE1712_EWX2496_SERIAL_CLOCK);
74 return bit;
75}
76
77static void ewx_i2c_start(struct snd_i2c_bus *bus)
78{
79 struct snd_ice1712 *ice = bus->private_data;
80 unsigned char mask;
81
82 snd_ice1712_save_gpio_status(ice);
83 /* set RW high */
84 mask = ICE1712_EWX2496_RW;
85 switch (ice->eeprom.subvendor) {
86 case ICE1712_SUBDEVICE_EWX2496:
87 mask |= ICE1712_EWX2496_AK4524_CS; /* CS high also */
88 break;
89 case ICE1712_SUBDEVICE_DMX6FIRE:
90 mask |= ICE1712_6FIRE_AK4524_CS_MASK; /* CS high also */
91 break;
92 }
93 snd_ice1712_gpio_write_bits(ice, mask, bits: mask);
94}
95
96static void ewx_i2c_stop(struct snd_i2c_bus *bus)
97{
98 struct snd_ice1712 *ice = bus->private_data;
99 snd_ice1712_restore_gpio_status(ice);
100}
101
102static void ewx_i2c_direction(struct snd_i2c_bus *bus, int clock, int data)
103{
104 struct snd_ice1712 *ice = bus->private_data;
105 unsigned char mask = 0;
106
107 if (clock)
108 mask |= ICE1712_EWX2496_SERIAL_CLOCK; /* write SCL */
109 if (data)
110 mask |= ICE1712_EWX2496_SERIAL_DATA; /* write SDA */
111 ice->gpio.direction &= ~(ICE1712_EWX2496_SERIAL_CLOCK|ICE1712_EWX2496_SERIAL_DATA);
112 ice->gpio.direction |= mask;
113 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION, data: ice->gpio.direction);
114 snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, data: ~mask);
115}
116
117static struct snd_i2c_bit_ops snd_ice1712_ewx_cs8427_bit_ops = {
118 .start = ewx_i2c_start,
119 .stop = ewx_i2c_stop,
120 .direction = ewx_i2c_direction,
121 .setlines = ewx_i2c_setlines,
122 .getclock = ewx_i2c_getclock,
123 .getdata = ewx_i2c_getdata,
124};
125
126
127/*
128 * AK4524 access
129 */
130
131/* AK4524 chip select; address 0x48 bit 0-3 */
132static int snd_ice1712_ews88mt_chip_select(struct snd_ice1712 *ice, int chip_mask)
133{
134 struct ews_spec *spec = ice->spec;
135 unsigned char data, ndata;
136
137 if (snd_BUG_ON(chip_mask < 0 || chip_mask > 0x0f))
138 return -EINVAL;
139 snd_i2c_lock(bus: ice->i2c);
140 if (snd_i2c_readbytes(device: spec->i2cdevs[EWS_I2C_PCF2], bytes: &data, count: 1) != 1)
141 goto __error;
142 ndata = (data & 0xf0) | chip_mask;
143 if (ndata != data)
144 if (snd_i2c_sendbytes(device: spec->i2cdevs[EWS_I2C_PCF2], bytes: &ndata, count: 1)
145 != 1)
146 goto __error;
147 snd_i2c_unlock(bus: ice->i2c);
148 return 0;
149
150 __error:
151 snd_i2c_unlock(bus: ice->i2c);
152 dev_err(ice->card->dev,
153 "AK4524 chip select failed, check cable to the front module\n");
154 return -EIO;
155}
156
157/* start callback for EWS88MT, needs to select a certain chip mask */
158static void ews88mt_ak4524_lock(struct snd_akm4xxx *ak, int chip)
159{
160 struct snd_ice1712 *ice = ak->private_data[0];
161 unsigned char tmp;
162 /* assert AK4524 CS */
163 if (snd_ice1712_ews88mt_chip_select(ice, chip_mask: ~(1 << chip) & 0x0f) < 0)
164 dev_err(ice->card->dev, "fatal error (ews88mt chip select)\n");
165 snd_ice1712_save_gpio_status(ice);
166 tmp = ICE1712_EWS88_SERIAL_DATA |
167 ICE1712_EWS88_SERIAL_CLOCK |
168 ICE1712_EWS88_RW;
169 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION,
170 data: ice->gpio.direction | tmp);
171 snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, data: ~tmp);
172}
173
174/* stop callback for EWS88MT, needs to deselect chip mask */
175static void ews88mt_ak4524_unlock(struct snd_akm4xxx *ak, int chip)
176{
177 struct snd_ice1712 *ice = ak->private_data[0];
178 snd_ice1712_restore_gpio_status(ice);
179 udelay(usec: 1);
180 snd_ice1712_ews88mt_chip_select(ice, chip_mask: 0x0f);
181}
182
183/* start callback for EWX24/96 */
184static void ewx2496_ak4524_lock(struct snd_akm4xxx *ak, int chip)
185{
186 struct snd_ice1712 *ice = ak->private_data[0];
187 unsigned char tmp;
188 snd_ice1712_save_gpio_status(ice);
189 tmp = ICE1712_EWX2496_SERIAL_DATA |
190 ICE1712_EWX2496_SERIAL_CLOCK |
191 ICE1712_EWX2496_AK4524_CS |
192 ICE1712_EWX2496_RW;
193 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION,
194 data: ice->gpio.direction | tmp);
195 snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, data: ~tmp);
196}
197
198/* start callback for DMX 6fire */
199static void dmx6fire_ak4524_lock(struct snd_akm4xxx *ak, int chip)
200{
201 struct snd_ak4xxx_private *priv = (void *)ak->private_value[0];
202 struct snd_ice1712 *ice = ak->private_data[0];
203 unsigned char tmp;
204 snd_ice1712_save_gpio_status(ice);
205 tmp = priv->cs_mask = priv->cs_addr = (1 << chip) & ICE1712_6FIRE_AK4524_CS_MASK;
206 tmp |= ICE1712_6FIRE_SERIAL_DATA |
207 ICE1712_6FIRE_SERIAL_CLOCK |
208 ICE1712_6FIRE_RW;
209 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION,
210 data: ice->gpio.direction | tmp);
211 snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, data: ~tmp);
212}
213
214/*
215 * CS8404 interface on EWS88MT/D
216 */
217
218static void snd_ice1712_ews_cs8404_spdif_write(struct snd_ice1712 *ice, unsigned char bits)
219{
220 struct ews_spec *spec = ice->spec;
221 unsigned char bytes[2];
222
223 snd_i2c_lock(bus: ice->i2c);
224 switch (ice->eeprom.subvendor) {
225 case ICE1712_SUBDEVICE_EWS88MT:
226 case ICE1712_SUBDEVICE_EWS88MT_NEW:
227 case ICE1712_SUBDEVICE_PHASE88:
228 case ICE1712_SUBDEVICE_TS88:
229 if (snd_i2c_sendbytes(device: spec->i2cdevs[EWS_I2C_CS8404], bytes: &bits, count: 1)
230 != 1)
231 goto _error;
232 break;
233 case ICE1712_SUBDEVICE_EWS88D:
234 if (snd_i2c_readbytes(device: spec->i2cdevs[EWS_I2C_88D], bytes, count: 2)
235 != 2)
236 goto _error;
237 if (bits != bytes[1]) {
238 bytes[1] = bits;
239 if (snd_i2c_sendbytes(device: spec->i2cdevs[EWS_I2C_88D],
240 bytes, count: 2) != 2)
241 goto _error;
242 }
243 break;
244 }
245 _error:
246 snd_i2c_unlock(bus: ice->i2c);
247}
248
249/*
250 */
251
252static void ews88_spdif_default_get(struct snd_ice1712 *ice, struct snd_ctl_elem_value *ucontrol)
253{
254 snd_cs8404_decode_spdif_bits(diga: &ucontrol->value.iec958, bits: ice->spdif.cs8403_bits);
255}
256
257static int ews88_spdif_default_put(struct snd_ice1712 *ice, struct snd_ctl_elem_value *ucontrol)
258{
259 unsigned int val;
260 int change;
261
262 val = snd_cs8404_encode_spdif_bits(diga: &ucontrol->value.iec958);
263 scoped_guard(spinlock_irq, &ice->reg_lock) {
264 change = ice->spdif.cs8403_bits != val;
265 ice->spdif.cs8403_bits = val;
266 if (!change || ice->playback_pro_substream)
267 return change;
268 }
269 snd_ice1712_ews_cs8404_spdif_write(ice, bits: val);
270 return change;
271}
272
273static void ews88_spdif_stream_get(struct snd_ice1712 *ice, struct snd_ctl_elem_value *ucontrol)
274{
275 snd_cs8404_decode_spdif_bits(diga: &ucontrol->value.iec958, bits: ice->spdif.cs8403_stream_bits);
276}
277
278static int ews88_spdif_stream_put(struct snd_ice1712 *ice, struct snd_ctl_elem_value *ucontrol)
279{
280 unsigned int val;
281 int change;
282
283 val = snd_cs8404_encode_spdif_bits(diga: &ucontrol->value.iec958);
284 scoped_guard(spinlock_irq, &ice->reg_lock) {
285 change = ice->spdif.cs8403_stream_bits != val;
286 ice->spdif.cs8403_stream_bits = val;
287 if (!change || ice->playback_pro_substream)
288 return change;
289 }
290 snd_ice1712_ews_cs8404_spdif_write(ice, bits: val);
291 return change;
292}
293
294
295/* open callback */
296static void ews88_open_spdif(struct snd_ice1712 *ice, struct snd_pcm_substream *substream)
297{
298 ice->spdif.cs8403_stream_bits = ice->spdif.cs8403_bits;
299}
300
301/* set up SPDIF for EWS88MT / EWS88D */
302static void ews88_setup_spdif(struct snd_ice1712 *ice, int rate)
303{
304 unsigned char tmp;
305 int change;
306
307 scoped_guard(spinlock_irqsave, &ice->reg_lock) {
308 tmp = ice->spdif.cs8403_stream_bits;
309 if (tmp & 0x10) /* consumer */
310 tmp &= (tmp & 0x01) ? ~0x06 : ~0x60;
311 switch (rate) {
312 case 32000: tmp |= (tmp & 0x01) ? 0x02 : 0x00; break;
313 case 44100: tmp |= (tmp & 0x01) ? 0x06 : 0x40; break;
314 case 48000: tmp |= (tmp & 0x01) ? 0x04 : 0x20; break;
315 default: tmp |= (tmp & 0x01) ? 0x06 : 0x40; break;
316 }
317 change = ice->spdif.cs8403_stream_bits != tmp;
318 ice->spdif.cs8403_stream_bits = tmp;
319 }
320 if (change)
321 snd_ctl_notify(card: ice->card, SNDRV_CTL_EVENT_MASK_VALUE, id: &ice->spdif.stream_ctl->id);
322 snd_ice1712_ews_cs8404_spdif_write(ice, bits: tmp);
323}
324
325
326/*
327 */
328static const struct snd_akm4xxx akm_ews88mt = {
329 .num_adcs = 8,
330 .num_dacs = 8,
331 .type = SND_AK4524,
332 .ops = {
333 .lock = ews88mt_ak4524_lock,
334 .unlock = ews88mt_ak4524_unlock
335 }
336};
337
338static const struct snd_ak4xxx_private akm_ews88mt_priv = {
339 .caddr = 2,
340 .cif = 1, /* CIF high */
341 .data_mask = ICE1712_EWS88_SERIAL_DATA,
342 .clk_mask = ICE1712_EWS88_SERIAL_CLOCK,
343 .cs_mask = 0,
344 .cs_addr = 0,
345 .cs_none = 0, /* no chip select on gpio */
346 .add_flags = ICE1712_EWS88_RW, /* set rw bit high */
347 .mask_flags = 0,
348};
349
350static const struct snd_akm4xxx akm_ewx2496 = {
351 .num_adcs = 2,
352 .num_dacs = 2,
353 .type = SND_AK4524,
354 .ops = {
355 .lock = ewx2496_ak4524_lock
356 }
357};
358
359static const struct snd_ak4xxx_private akm_ewx2496_priv = {
360 .caddr = 2,
361 .cif = 1, /* CIF high */
362 .data_mask = ICE1712_EWS88_SERIAL_DATA,
363 .clk_mask = ICE1712_EWS88_SERIAL_CLOCK,
364 .cs_mask = ICE1712_EWX2496_AK4524_CS,
365 .cs_addr = ICE1712_EWX2496_AK4524_CS,
366 .cs_none = 0,
367 .add_flags = ICE1712_EWS88_RW, /* set rw bit high */
368 .mask_flags = 0,
369};
370
371static const struct snd_akm4xxx akm_6fire = {
372 .num_adcs = 6,
373 .num_dacs = 6,
374 .type = SND_AK4524,
375 .ops = {
376 .lock = dmx6fire_ak4524_lock
377 }
378};
379
380static const struct snd_ak4xxx_private akm_6fire_priv = {
381 .caddr = 2,
382 .cif = 1, /* CIF high */
383 .data_mask = ICE1712_6FIRE_SERIAL_DATA,
384 .clk_mask = ICE1712_6FIRE_SERIAL_CLOCK,
385 .cs_mask = 0,
386 .cs_addr = 0, /* set later */
387 .cs_none = 0,
388 .add_flags = ICE1712_6FIRE_RW, /* set rw bit high */
389 .mask_flags = 0,
390};
391
392/*
393 * initialize the chip
394 */
395
396/* 6fire specific */
397#define PCF9554_REG_INPUT 0
398#define PCF9554_REG_OUTPUT 1
399#define PCF9554_REG_POLARITY 2
400#define PCF9554_REG_CONFIG 3
401
402static int snd_ice1712_6fire_write_pca(struct snd_ice1712 *ice, unsigned char reg, unsigned char data);
403
404static int snd_ice1712_ews_init(struct snd_ice1712 *ice)
405{
406 int err;
407 struct snd_akm4xxx *ak;
408 struct ews_spec *spec;
409
410 /* set the analog DACs */
411 switch (ice->eeprom.subvendor) {
412 case ICE1712_SUBDEVICE_EWX2496:
413 ice->num_total_dacs = 2;
414 ice->num_total_adcs = 2;
415 break;
416 case ICE1712_SUBDEVICE_EWS88MT:
417 case ICE1712_SUBDEVICE_EWS88MT_NEW:
418 case ICE1712_SUBDEVICE_PHASE88:
419 case ICE1712_SUBDEVICE_TS88:
420 ice->num_total_dacs = 8;
421 ice->num_total_adcs = 8;
422 break;
423 case ICE1712_SUBDEVICE_EWS88D:
424 /* Note: not analog but ADAT I/O */
425 ice->num_total_dacs = 8;
426 ice->num_total_adcs = 8;
427 break;
428 case ICE1712_SUBDEVICE_DMX6FIRE:
429 ice->num_total_dacs = 6;
430 ice->num_total_adcs = 6;
431 break;
432 }
433
434 spec = kzalloc(sizeof(*spec), GFP_KERNEL);
435 if (!spec)
436 return -ENOMEM;
437 ice->spec = spec;
438
439 /* create i2c */
440 err = snd_i2c_bus_create(card: ice->card, name: "ICE1712 GPIO 1", NULL, ri2c: &ice->i2c);
441 if (err < 0) {
442 dev_err(ice->card->dev, "unable to create I2C bus\n");
443 return err;
444 }
445 ice->i2c->private_data = ice;
446 ice->i2c->hw_ops.bit = &snd_ice1712_ewx_cs8427_bit_ops;
447
448 /* create i2c devices */
449 switch (ice->eeprom.subvendor) {
450 case ICE1712_SUBDEVICE_DMX6FIRE:
451 err = snd_i2c_device_create(bus: ice->i2c, name: "PCF9554",
452 ICE1712_6FIRE_PCF9554_ADDR,
453 rdevice: &spec->i2cdevs[EWS_I2C_6FIRE]);
454 if (err < 0) {
455 dev_err(ice->card->dev,
456 "PCF9554 initialization failed\n");
457 return err;
458 }
459 snd_ice1712_6fire_write_pca(ice, PCF9554_REG_CONFIG, data: 0x80);
460 break;
461 case ICE1712_SUBDEVICE_EWS88MT:
462 case ICE1712_SUBDEVICE_EWS88MT_NEW:
463 case ICE1712_SUBDEVICE_PHASE88:
464 case ICE1712_SUBDEVICE_TS88:
465
466 err = snd_i2c_device_create(bus: ice->i2c, name: "CS8404",
467 ICE1712_EWS88MT_CS8404_ADDR,
468 rdevice: &spec->i2cdevs[EWS_I2C_CS8404]);
469 if (err < 0)
470 return err;
471 err = snd_i2c_device_create(bus: ice->i2c, name: "PCF8574 (1st)",
472 ICE1712_EWS88MT_INPUT_ADDR,
473 rdevice: &spec->i2cdevs[EWS_I2C_PCF1]);
474 if (err < 0)
475 return err;
476 err = snd_i2c_device_create(bus: ice->i2c, name: "PCF8574 (2nd)",
477 ICE1712_EWS88MT_OUTPUT_ADDR,
478 rdevice: &spec->i2cdevs[EWS_I2C_PCF2]);
479 if (err < 0)
480 return err;
481 /* Check if the front module is connected */
482 err = snd_ice1712_ews88mt_chip_select(ice, chip_mask: 0x0f);
483 if (err < 0)
484 return err;
485 break;
486 case ICE1712_SUBDEVICE_EWS88D:
487 err = snd_i2c_device_create(bus: ice->i2c, name: "PCF8575",
488 ICE1712_EWS88D_PCF_ADDR,
489 rdevice: &spec->i2cdevs[EWS_I2C_88D]);
490 if (err < 0)
491 return err;
492 break;
493 }
494
495 /* set up SPDIF interface */
496 switch (ice->eeprom.subvendor) {
497 case ICE1712_SUBDEVICE_EWX2496:
498 err = snd_ice1712_init_cs8427(ice, CS8427_BASE_ADDR);
499 if (err < 0)
500 return err;
501 snd_cs8427_reg_write(device: ice->cs8427, CS8427_REG_RECVERRMASK, CS8427_UNLOCK | CS8427_CONF | CS8427_BIP | CS8427_PAR);
502 break;
503 case ICE1712_SUBDEVICE_DMX6FIRE:
504 err = snd_ice1712_init_cs8427(ice, ICE1712_6FIRE_CS8427_ADDR);
505 if (err < 0)
506 return err;
507 snd_cs8427_reg_write(device: ice->cs8427, CS8427_REG_RECVERRMASK, CS8427_UNLOCK | CS8427_CONF | CS8427_BIP | CS8427_PAR);
508 break;
509 case ICE1712_SUBDEVICE_EWS88MT:
510 case ICE1712_SUBDEVICE_EWS88MT_NEW:
511 case ICE1712_SUBDEVICE_PHASE88:
512 case ICE1712_SUBDEVICE_TS88:
513 case ICE1712_SUBDEVICE_EWS88D:
514 /* set up CS8404 */
515 ice->spdif.ops.open = ews88_open_spdif;
516 ice->spdif.ops.setup_rate = ews88_setup_spdif;
517 ice->spdif.ops.default_get = ews88_spdif_default_get;
518 ice->spdif.ops.default_put = ews88_spdif_default_put;
519 ice->spdif.ops.stream_get = ews88_spdif_stream_get;
520 ice->spdif.ops.stream_put = ews88_spdif_stream_put;
521 /* Set spdif defaults */
522 snd_ice1712_ews_cs8404_spdif_write(ice, bits: ice->spdif.cs8403_bits);
523 break;
524 }
525
526 /* no analog? */
527 switch (ice->eeprom.subvendor) {
528 case ICE1712_SUBDEVICE_EWS88D:
529 return 0;
530 }
531
532 /* analog section */
533 ak = ice->akm = kzalloc(sizeof(struct snd_akm4xxx), GFP_KERNEL);
534 if (! ak)
535 return -ENOMEM;
536 ice->akm_codecs = 1;
537
538 switch (ice->eeprom.subvendor) {
539 case ICE1712_SUBDEVICE_EWS88MT:
540 case ICE1712_SUBDEVICE_EWS88MT_NEW:
541 case ICE1712_SUBDEVICE_PHASE88:
542 case ICE1712_SUBDEVICE_TS88:
543 err = snd_ice1712_akm4xxx_init(ak, template: &akm_ews88mt, priv: &akm_ews88mt_priv, ice);
544 break;
545 case ICE1712_SUBDEVICE_EWX2496:
546 err = snd_ice1712_akm4xxx_init(ak, template: &akm_ewx2496, priv: &akm_ewx2496_priv, ice);
547 break;
548 case ICE1712_SUBDEVICE_DMX6FIRE:
549 err = snd_ice1712_akm4xxx_init(ak, template: &akm_6fire, priv: &akm_6fire_priv, ice);
550 break;
551 default:
552 err = 0;
553 }
554
555 return err;
556}
557
558/*
559 * EWX 24/96 specific controls
560 */
561
562/* i/o sensitivity - this callback is shared among other devices, too */
563static int snd_ice1712_ewx_io_sense_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo){
564
565 static const char * const texts[2] = {
566 "+4dBu", "-10dBV",
567 };
568 return snd_ctl_enum_info(info: uinfo, channels: 1, items: 2, names: texts);
569}
570
571static int snd_ice1712_ewx_io_sense_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
572{
573 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
574 unsigned char mask = kcontrol->private_value & 0xff;
575
576 snd_ice1712_save_gpio_status(ice);
577 ucontrol->value.enumerated.item[0] = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA) & mask ? 1 : 0;
578 snd_ice1712_restore_gpio_status(ice);
579 return 0;
580}
581
582static int snd_ice1712_ewx_io_sense_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
583{
584 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
585 unsigned char mask = kcontrol->private_value & 0xff;
586 int val, nval;
587
588 if (kcontrol->private_value & (1 << 31))
589 return -EPERM;
590 nval = ucontrol->value.enumerated.item[0] ? mask : 0;
591 snd_ice1712_save_gpio_status(ice);
592 val = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA);
593 nval |= val & ~mask;
594 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, data: nval);
595 snd_ice1712_restore_gpio_status(ice);
596 return val != nval;
597}
598
599static const struct snd_kcontrol_new snd_ice1712_ewx2496_controls[] = {
600 {
601 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
602 .name = "Input Sensitivity Switch",
603 .info = snd_ice1712_ewx_io_sense_info,
604 .get = snd_ice1712_ewx_io_sense_get,
605 .put = snd_ice1712_ewx_io_sense_put,
606 .private_value = ICE1712_EWX2496_AIN_SEL,
607 },
608 {
609 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
610 .name = "Output Sensitivity Switch",
611 .info = snd_ice1712_ewx_io_sense_info,
612 .get = snd_ice1712_ewx_io_sense_get,
613 .put = snd_ice1712_ewx_io_sense_put,
614 .private_value = ICE1712_EWX2496_AOUT_SEL,
615 },
616};
617
618
619/*
620 * EWS88MT specific controls
621 */
622/* analog output sensitivity;; address 0x48 bit 6 */
623static int snd_ice1712_ews88mt_output_sense_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
624{
625 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
626 struct ews_spec *spec = ice->spec;
627 unsigned char data;
628
629 snd_i2c_lock(bus: ice->i2c);
630 if (snd_i2c_readbytes(device: spec->i2cdevs[EWS_I2C_PCF2], bytes: &data, count: 1) != 1) {
631 snd_i2c_unlock(bus: ice->i2c);
632 return -EIO;
633 }
634 snd_i2c_unlock(bus: ice->i2c);
635 ucontrol->value.enumerated.item[0] = data & ICE1712_EWS88MT_OUTPUT_SENSE ? 1 : 0; /* high = -10dBV, low = +4dBu */
636 return 0;
637}
638
639/* analog output sensitivity;; address 0x48 bit 6 */
640static int snd_ice1712_ews88mt_output_sense_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
641{
642 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
643 struct ews_spec *spec = ice->spec;
644 unsigned char data, ndata;
645
646 snd_i2c_lock(bus: ice->i2c);
647 if (snd_i2c_readbytes(device: spec->i2cdevs[EWS_I2C_PCF2], bytes: &data, count: 1) != 1) {
648 snd_i2c_unlock(bus: ice->i2c);
649 return -EIO;
650 }
651 ndata = (data & ~ICE1712_EWS88MT_OUTPUT_SENSE) | (ucontrol->value.enumerated.item[0] ? ICE1712_EWS88MT_OUTPUT_SENSE : 0);
652 if (ndata != data && snd_i2c_sendbytes(device: spec->i2cdevs[EWS_I2C_PCF2],
653 bytes: &ndata, count: 1) != 1) {
654 snd_i2c_unlock(bus: ice->i2c);
655 return -EIO;
656 }
657 snd_i2c_unlock(bus: ice->i2c);
658 return ndata != data;
659}
660
661/* analog input sensitivity; address 0x46 */
662static int snd_ice1712_ews88mt_input_sense_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
663{
664 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
665 struct ews_spec *spec = ice->spec;
666 int channel = snd_ctl_get_ioffidx(kctl: kcontrol, id: &ucontrol->id);
667 unsigned char data;
668
669 if (snd_BUG_ON(channel < 0 || channel > 7))
670 return 0;
671 snd_i2c_lock(bus: ice->i2c);
672 if (snd_i2c_readbytes(device: spec->i2cdevs[EWS_I2C_PCF1], bytes: &data, count: 1) != 1) {
673 snd_i2c_unlock(bus: ice->i2c);
674 return -EIO;
675 }
676 /* reversed; high = +4dBu, low = -10dBV */
677 ucontrol->value.enumerated.item[0] = data & (1 << channel) ? 0 : 1;
678 snd_i2c_unlock(bus: ice->i2c);
679 return 0;
680}
681
682/* analog output sensitivity; address 0x46 */
683static int snd_ice1712_ews88mt_input_sense_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
684{
685 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
686 struct ews_spec *spec = ice->spec;
687 int channel = snd_ctl_get_ioffidx(kctl: kcontrol, id: &ucontrol->id);
688 unsigned char data, ndata;
689
690 if (snd_BUG_ON(channel < 0 || channel > 7))
691 return 0;
692 snd_i2c_lock(bus: ice->i2c);
693 if (snd_i2c_readbytes(device: spec->i2cdevs[EWS_I2C_PCF1], bytes: &data, count: 1) != 1) {
694 snd_i2c_unlock(bus: ice->i2c);
695 return -EIO;
696 }
697 ndata = (data & ~(1 << channel)) | (ucontrol->value.enumerated.item[0] ? 0 : (1 << channel));
698 if (ndata != data && snd_i2c_sendbytes(device: spec->i2cdevs[EWS_I2C_PCF1],
699 bytes: &ndata, count: 1) != 1) {
700 snd_i2c_unlock(bus: ice->i2c);
701 return -EIO;
702 }
703 snd_i2c_unlock(bus: ice->i2c);
704 return ndata != data;
705}
706
707static const struct snd_kcontrol_new snd_ice1712_ews88mt_input_sense = {
708 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
709 .name = "Input Sensitivity Switch",
710 .info = snd_ice1712_ewx_io_sense_info,
711 .get = snd_ice1712_ews88mt_input_sense_get,
712 .put = snd_ice1712_ews88mt_input_sense_put,
713 .count = 8,
714};
715
716static const struct snd_kcontrol_new snd_ice1712_ews88mt_output_sense = {
717 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
718 .name = "Output Sensitivity Switch",
719 .info = snd_ice1712_ewx_io_sense_info,
720 .get = snd_ice1712_ews88mt_output_sense_get,
721 .put = snd_ice1712_ews88mt_output_sense_put,
722};
723
724
725/*
726 * EWS88D specific controls
727 */
728
729#define snd_ice1712_ews88d_control_info snd_ctl_boolean_mono_info
730
731static int snd_ice1712_ews88d_control_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
732{
733 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
734 struct ews_spec *spec = ice->spec;
735 int shift = kcontrol->private_value & 0xff;
736 int invert = (kcontrol->private_value >> 8) & 1;
737 unsigned char data[2];
738
739 snd_i2c_lock(bus: ice->i2c);
740 if (snd_i2c_readbytes(device: spec->i2cdevs[EWS_I2C_88D], bytes: data, count: 2) != 2) {
741 snd_i2c_unlock(bus: ice->i2c);
742 return -EIO;
743 }
744 snd_i2c_unlock(bus: ice->i2c);
745 data[0] = (data[shift >> 3] >> (shift & 7)) & 0x01;
746 if (invert)
747 data[0] ^= 0x01;
748 ucontrol->value.integer.value[0] = data[0];
749 return 0;
750}
751
752static int snd_ice1712_ews88d_control_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
753{
754 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
755 struct ews_spec *spec = ice->spec;
756 int shift = kcontrol->private_value & 0xff;
757 int invert = (kcontrol->private_value >> 8) & 1;
758 unsigned char data[2], ndata[2];
759 int change;
760
761 snd_i2c_lock(bus: ice->i2c);
762 if (snd_i2c_readbytes(device: spec->i2cdevs[EWS_I2C_88D], bytes: data, count: 2) != 2) {
763 snd_i2c_unlock(bus: ice->i2c);
764 return -EIO;
765 }
766 ndata[shift >> 3] = data[shift >> 3] & ~(1 << (shift & 7));
767 if (invert) {
768 if (! ucontrol->value.integer.value[0])
769 ndata[shift >> 3] |= (1 << (shift & 7));
770 } else {
771 if (ucontrol->value.integer.value[0])
772 ndata[shift >> 3] |= (1 << (shift & 7));
773 }
774 change = (data[shift >> 3] != ndata[shift >> 3]);
775 if (change &&
776 snd_i2c_sendbytes(device: spec->i2cdevs[EWS_I2C_88D], bytes: data, count: 2) != 2) {
777 snd_i2c_unlock(bus: ice->i2c);
778 return -EIO;
779 }
780 snd_i2c_unlock(bus: ice->i2c);
781 return change;
782}
783
784#define EWS88D_CONTROL(xiface, xname, xshift, xinvert, xaccess) \
785{ .iface = xiface,\
786 .name = xname,\
787 .access = xaccess,\
788 .info = snd_ice1712_ews88d_control_info,\
789 .get = snd_ice1712_ews88d_control_get,\
790 .put = snd_ice1712_ews88d_control_put,\
791 .private_value = xshift | (xinvert << 8),\
792}
793
794static const struct snd_kcontrol_new snd_ice1712_ews88d_controls[] = {
795 EWS88D_CONTROL(SNDRV_CTL_ELEM_IFACE_MIXER, "IEC958 Input Optical", 0, 1, 0), /* inverted */
796 EWS88D_CONTROL(SNDRV_CTL_ELEM_IFACE_MIXER, "ADAT Output Optical", 1, 0, 0),
797 EWS88D_CONTROL(SNDRV_CTL_ELEM_IFACE_MIXER, "ADAT External Master Clock", 2, 0, 0),
798 EWS88D_CONTROL(SNDRV_CTL_ELEM_IFACE_MIXER, "Enable ADAT", 3, 0, 0),
799 EWS88D_CONTROL(SNDRV_CTL_ELEM_IFACE_MIXER, "ADAT Through", 4, 1, 0),
800};
801
802
803/*
804 * DMX 6Fire specific controls
805 */
806
807static int snd_ice1712_6fire_read_pca(struct snd_ice1712 *ice, unsigned char reg)
808{
809 unsigned char byte;
810 struct ews_spec *spec = ice->spec;
811
812 snd_i2c_lock(bus: ice->i2c);
813 byte = reg;
814 if (snd_i2c_sendbytes(device: spec->i2cdevs[EWS_I2C_6FIRE], bytes: &byte, count: 1) != 1) {
815 snd_i2c_unlock(bus: ice->i2c);
816 dev_err(ice->card->dev, "cannot send pca\n");
817 return -EIO;
818 }
819
820 byte = 0;
821 if (snd_i2c_readbytes(device: spec->i2cdevs[EWS_I2C_6FIRE], bytes: &byte, count: 1) != 1) {
822 snd_i2c_unlock(bus: ice->i2c);
823 dev_err(ice->card->dev, "cannot read pca\n");
824 return -EIO;
825 }
826 snd_i2c_unlock(bus: ice->i2c);
827 return byte;
828}
829
830static int snd_ice1712_6fire_write_pca(struct snd_ice1712 *ice, unsigned char reg, unsigned char data)
831{
832 unsigned char bytes[2];
833 struct ews_spec *spec = ice->spec;
834
835 snd_i2c_lock(bus: ice->i2c);
836 bytes[0] = reg;
837 bytes[1] = data;
838 if (snd_i2c_sendbytes(device: spec->i2cdevs[EWS_I2C_6FIRE], bytes, count: 2) != 2) {
839 snd_i2c_unlock(bus: ice->i2c);
840 return -EIO;
841 }
842 snd_i2c_unlock(bus: ice->i2c);
843 return 0;
844}
845
846#define snd_ice1712_6fire_control_info snd_ctl_boolean_mono_info
847
848static int snd_ice1712_6fire_control_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
849{
850 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
851 int shift = kcontrol->private_value & 0xff;
852 int invert = (kcontrol->private_value >> 8) & 1;
853 int data;
854
855 data = snd_ice1712_6fire_read_pca(ice, PCF9554_REG_OUTPUT);
856 if (data < 0)
857 return data;
858 data = (data >> shift) & 1;
859 if (invert)
860 data ^= 1;
861 ucontrol->value.integer.value[0] = data;
862 return 0;
863}
864
865static int snd_ice1712_6fire_control_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
866{
867 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
868 int shift = kcontrol->private_value & 0xff;
869 int invert = (kcontrol->private_value >> 8) & 1;
870 int data, ndata;
871
872 data = snd_ice1712_6fire_read_pca(ice, PCF9554_REG_OUTPUT);
873 if (data < 0)
874 return data;
875 ndata = data & ~(1 << shift);
876 if (ucontrol->value.integer.value[0])
877 ndata |= (1 << shift);
878 if (invert)
879 ndata ^= (1 << shift);
880 if (data != ndata) {
881 snd_ice1712_6fire_write_pca(ice, PCF9554_REG_OUTPUT, data: (unsigned char)ndata);
882 return 1;
883 }
884 return 0;
885}
886
887static int snd_ice1712_6fire_select_input_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
888{
889 static const char * const texts[4] = {
890 "Internal", "Front Input", "Rear Input", "Wave Table"
891 };
892 return snd_ctl_enum_info(info: uinfo, channels: 1, items: 4, names: texts);
893}
894
895static int snd_ice1712_6fire_select_input_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
896{
897 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
898 int data;
899
900 data = snd_ice1712_6fire_read_pca(ice, PCF9554_REG_OUTPUT);
901 if (data < 0)
902 return data;
903 ucontrol->value.integer.value[0] = data & 3;
904 return 0;
905}
906
907static int snd_ice1712_6fire_select_input_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
908{
909 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
910 int data, ndata;
911
912 data = snd_ice1712_6fire_read_pca(ice, PCF9554_REG_OUTPUT);
913 if (data < 0)
914 return data;
915 ndata = data & ~3;
916 ndata |= (ucontrol->value.integer.value[0] & 3);
917 if (data != ndata) {
918 snd_ice1712_6fire_write_pca(ice, PCF9554_REG_OUTPUT, data: (unsigned char)ndata);
919 return 1;
920 }
921 return 0;
922}
923
924
925#define DMX6FIRE_CONTROL(xname, xshift, xinvert) \
926{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,\
927 .name = xname,\
928 .info = snd_ice1712_6fire_control_info,\
929 .get = snd_ice1712_6fire_control_get,\
930 .put = snd_ice1712_6fire_control_put,\
931 .private_value = xshift | (xinvert << 8),\
932}
933
934static const struct snd_kcontrol_new snd_ice1712_6fire_controls[] = {
935 {
936 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
937 .name = "Analog Input Select",
938 .info = snd_ice1712_6fire_select_input_info,
939 .get = snd_ice1712_6fire_select_input_get,
940 .put = snd_ice1712_6fire_select_input_put,
941 },
942 DMX6FIRE_CONTROL("Front Digital Input Switch", 2, 1),
943 // DMX6FIRE_CONTROL("Master Clock Select", 3, 0),
944 DMX6FIRE_CONTROL("Optical Digital Input Switch", 4, 0),
945 DMX6FIRE_CONTROL("Phono Analog Input Switch", 5, 0),
946 DMX6FIRE_CONTROL("Breakbox LED", 6, 0),
947};
948
949
950static int snd_ice1712_ews_add_controls(struct snd_ice1712 *ice)
951{
952 unsigned int idx;
953 int err;
954
955 /* all terratec cards have spdif, but cs8427 module builds it's own controls */
956 if (ice->cs8427 == NULL) {
957 err = snd_ice1712_spdif_build_controls(ice);
958 if (err < 0)
959 return err;
960 }
961
962 /* ak4524 controls */
963 switch (ice->eeprom.subvendor) {
964 case ICE1712_SUBDEVICE_EWX2496:
965 case ICE1712_SUBDEVICE_EWS88MT:
966 case ICE1712_SUBDEVICE_EWS88MT_NEW:
967 case ICE1712_SUBDEVICE_PHASE88:
968 case ICE1712_SUBDEVICE_TS88:
969 case ICE1712_SUBDEVICE_DMX6FIRE:
970 err = snd_ice1712_akm4xxx_build_controls(ice);
971 if (err < 0)
972 return err;
973 break;
974 }
975
976 /* card specific controls */
977 switch (ice->eeprom.subvendor) {
978 case ICE1712_SUBDEVICE_EWX2496:
979 for (idx = 0; idx < ARRAY_SIZE(snd_ice1712_ewx2496_controls); idx++) {
980 err = snd_ctl_add(card: ice->card, kcontrol: snd_ctl_new1(kcontrolnew: &snd_ice1712_ewx2496_controls[idx], private_data: ice));
981 if (err < 0)
982 return err;
983 }
984 break;
985 case ICE1712_SUBDEVICE_EWS88MT:
986 case ICE1712_SUBDEVICE_EWS88MT_NEW:
987 case ICE1712_SUBDEVICE_PHASE88:
988 case ICE1712_SUBDEVICE_TS88:
989 err = snd_ctl_add(card: ice->card, kcontrol: snd_ctl_new1(kcontrolnew: &snd_ice1712_ews88mt_input_sense, private_data: ice));
990 if (err < 0)
991 return err;
992 err = snd_ctl_add(card: ice->card, kcontrol: snd_ctl_new1(kcontrolnew: &snd_ice1712_ews88mt_output_sense, private_data: ice));
993 if (err < 0)
994 return err;
995 break;
996 case ICE1712_SUBDEVICE_EWS88D:
997 for (idx = 0; idx < ARRAY_SIZE(snd_ice1712_ews88d_controls); idx++) {
998 err = snd_ctl_add(card: ice->card, kcontrol: snd_ctl_new1(kcontrolnew: &snd_ice1712_ews88d_controls[idx], private_data: ice));
999 if (err < 0)
1000 return err;
1001 }
1002 break;
1003 case ICE1712_SUBDEVICE_DMX6FIRE:
1004 for (idx = 0; idx < ARRAY_SIZE(snd_ice1712_6fire_controls); idx++) {
1005 err = snd_ctl_add(card: ice->card, kcontrol: snd_ctl_new1(kcontrolnew: &snd_ice1712_6fire_controls[idx], private_data: ice));
1006 if (err < 0)
1007 return err;
1008 }
1009 break;
1010 }
1011 return 0;
1012}
1013
1014
1015/* entry point */
1016struct snd_ice1712_card_info snd_ice1712_ews_cards[] = {
1017 {
1018 .subvendor = ICE1712_SUBDEVICE_EWX2496,
1019 .name = "TerraTec EWX24/96",
1020 .model = "ewx2496",
1021 .chip_init = snd_ice1712_ews_init,
1022 .build_controls = snd_ice1712_ews_add_controls,
1023 },
1024 {
1025 .subvendor = ICE1712_SUBDEVICE_EWS88MT,
1026 .name = "TerraTec EWS88MT",
1027 .model = "ews88mt",
1028 .chip_init = snd_ice1712_ews_init,
1029 .build_controls = snd_ice1712_ews_add_controls,
1030 },
1031 {
1032 .subvendor = ICE1712_SUBDEVICE_EWS88MT_NEW,
1033 .name = "TerraTec EWS88MT",
1034 .model = "ews88mt_new",
1035 .chip_init = snd_ice1712_ews_init,
1036 .build_controls = snd_ice1712_ews_add_controls,
1037 },
1038 {
1039 .subvendor = ICE1712_SUBDEVICE_PHASE88,
1040 .name = "TerraTec Phase88",
1041 .model = "phase88",
1042 .chip_init = snd_ice1712_ews_init,
1043 .build_controls = snd_ice1712_ews_add_controls,
1044 },
1045 {
1046 .subvendor = ICE1712_SUBDEVICE_TS88,
1047 .name = "terrasoniq TS88",
1048 .model = "phase88",
1049 .chip_init = snd_ice1712_ews_init,
1050 .build_controls = snd_ice1712_ews_add_controls,
1051 },
1052 {
1053 .subvendor = ICE1712_SUBDEVICE_EWS88D,
1054 .name = "TerraTec EWS88D",
1055 .model = "ews88d",
1056 .chip_init = snd_ice1712_ews_init,
1057 .build_controls = snd_ice1712_ews_add_controls,
1058 },
1059 {
1060 .subvendor = ICE1712_SUBDEVICE_DMX6FIRE,
1061 .name = "TerraTec DMX6Fire",
1062 .model = "dmx6fire",
1063 .chip_init = snd_ice1712_ews_init,
1064 .build_controls = snd_ice1712_ews_add_controls,
1065 .mpu401_1_name = "MIDI-Front DMX6fire",
1066 .mpu401_2_name = "Wavetable DMX6fire",
1067 .mpu401_2_info_flags = MPU401_INFO_OUTPUT,
1068 },
1069 { } /* terminator */
1070};
1071

source code of linux/sound/pci/ice1712/ews.c