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
25 enum {
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 */
33 struct 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 */
42 static 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, tmp);
51 udelay(5);
52 }
53
54 static 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
60 static 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, ~ICE1712_EWX2496_RW);
66 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, 0);
67 if (ack)
68 udelay(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, ~ICE1712_EWX2496_SERIAL_CLOCK);
74 return bit;
75 }
76
77 static 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, mask);
94 }
95
96 static 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
102 static 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, ice->gpio.direction);
114 snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ~mask);
115 }
116
117 static 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 */
132 static 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(ice->i2c);
140 if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_PCF2], &data, 1) != 1)
141 goto __error;
142 ndata = (data & 0xf0) | chip_mask;
143 if (ndata != data)
144 if (snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_PCF2], &ndata, 1)
145 != 1)
146 goto __error;
147 snd_i2c_unlock(ice->i2c);
148 return 0;
149
150 __error:
151 snd_i2c_unlock(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 */
158 static 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, ~(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 ice->gpio.direction | tmp);
171 snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ~tmp);
172 }
173
174 /* stop callback for EWS88MT, needs to deselect chip mask */
175 static 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(1);
180 snd_ice1712_ews88mt_chip_select(ice, 0x0f);
181 }
182
183 /* start callback for EWX24/96 */
184 static 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 ice->gpio.direction | tmp);
195 snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ~tmp);
196 }
197
198 /* start callback for DMX 6fire */
199 static 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 ice->gpio.direction | tmp);
211 snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ~tmp);
212 }
213
214 /*
215 * CS8404 interface on EWS88MT/D
216 */
217
218 static 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(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(spec->i2cdevs[EWS_I2C_CS8404], &bits, 1)
230 != 1)
231 goto _error;
232 break;
233 case ICE1712_SUBDEVICE_EWS88D:
234 if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_88D], bytes, 2)
235 != 2)
236 goto _error;
237 if (bits != bytes[1]) {
238 bytes[1] = bits;
239 if (snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_88D],
240 bytes, 2) != 2)
241 goto _error;
242 }
243 break;
244 }
245 _error:
246 snd_i2c_unlock(ice->i2c);
247 }
248
249 /*
250 */
251
252 static void ews88_spdif_default_get(struct snd_ice1712 *ice, struct snd_ctl_elem_value *ucontrol)
253 {
254 snd_cs8404_decode_spdif_bits(&ucontrol->value.iec958, ice->spdif.cs8403_bits);
255 }
256
257 static 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(&ucontrol->value.iec958);
263 spin_lock_irq(&ice->reg_lock);
264 change = ice->spdif.cs8403_bits != val;
265 ice->spdif.cs8403_bits = val;
266 if (change && ice->playback_pro_substream == NULL) {
267 spin_unlock_irq(&ice->reg_lock);
268 snd_ice1712_ews_cs8404_spdif_write(ice, val);
269 } else {
270 spin_unlock_irq(&ice->reg_lock);
271 }
272 return change;
273 }
274
275 static void ews88_spdif_stream_get(struct snd_ice1712 *ice, struct snd_ctl_elem_value *ucontrol)
276 {
277 snd_cs8404_decode_spdif_bits(&ucontrol->value.iec958, ice->spdif.cs8403_stream_bits);
278 }
279
280 static int ews88_spdif_stream_put(struct snd_ice1712 *ice, struct snd_ctl_elem_value *ucontrol)
281 {
282 unsigned int val;
283 int change;
284
285 val = snd_cs8404_encode_spdif_bits(&ucontrol->value.iec958);
286 spin_lock_irq(&ice->reg_lock);
287 change = ice->spdif.cs8403_stream_bits != val;
288 ice->spdif.cs8403_stream_bits = val;
289 if (change && ice->playback_pro_substream != NULL) {
290 spin_unlock_irq(&ice->reg_lock);
291 snd_ice1712_ews_cs8404_spdif_write(ice, val);
292 } else {
293 spin_unlock_irq(&ice->reg_lock);
294 }
295 return change;
296 }
297
298
299 /* open callback */
300 static void ews88_open_spdif(struct snd_ice1712 *ice, struct snd_pcm_substream *substream)
301 {
302 ice->spdif.cs8403_stream_bits = ice->spdif.cs8403_bits;
303 }
304
305 /* set up SPDIF for EWS88MT / EWS88D */
306 static void ews88_setup_spdif(struct snd_ice1712 *ice, int rate)
307 {
308 unsigned long flags;
309 unsigned char tmp;
310 int change;
311
312 spin_lock_irqsave(&ice->reg_lock, flags);
313 tmp = ice->spdif.cs8403_stream_bits;
314 if (tmp & 0x10) /* consumer */
315 tmp &= (tmp & 0x01) ? ~0x06 : ~0x60;
316 switch (rate) {
317 case 32000: tmp |= (tmp & 0x01) ? 0x02 : 0x00; break;
318 case 44100: tmp |= (tmp & 0x01) ? 0x06 : 0x40; break;
319 case 48000: tmp |= (tmp & 0x01) ? 0x04 : 0x20; break;
320 default: tmp |= (tmp & 0x01) ? 0x06 : 0x40; break;
321 }
322 change = ice->spdif.cs8403_stream_bits != tmp;
323 ice->spdif.cs8403_stream_bits = tmp;
324 spin_unlock_irqrestore(&ice->reg_lock, flags);
325 if (change)
326 snd_ctl_notify(ice->card, SNDRV_CTL_EVENT_MASK_VALUE, &ice->spdif.stream_ctl->id);
327 snd_ice1712_ews_cs8404_spdif_write(ice, tmp);
328 }
329
330
331 /*
332 */
333 static const struct snd_akm4xxx akm_ews88mt = {
334 .num_adcs = 8,
335 .num_dacs = 8,
336 .type = SND_AK4524,
337 .ops = {
338 .lock = ews88mt_ak4524_lock,
339 .unlock = ews88mt_ak4524_unlock
340 }
341 };
342
343 static const struct snd_ak4xxx_private akm_ews88mt_priv = {
344 .caddr = 2,
345 .cif = 1, /* CIF high */
346 .data_mask = ICE1712_EWS88_SERIAL_DATA,
347 .clk_mask = ICE1712_EWS88_SERIAL_CLOCK,
348 .cs_mask = 0,
349 .cs_addr = 0,
350 .cs_none = 0, /* no chip select on gpio */
351 .add_flags = ICE1712_EWS88_RW, /* set rw bit high */
352 .mask_flags = 0,
353 };
354
355 static const struct snd_akm4xxx akm_ewx2496 = {
356 .num_adcs = 2,
357 .num_dacs = 2,
358 .type = SND_AK4524,
359 .ops = {
360 .lock = ewx2496_ak4524_lock
361 }
362 };
363
364 static const struct snd_ak4xxx_private akm_ewx2496_priv = {
365 .caddr = 2,
366 .cif = 1, /* CIF high */
367 .data_mask = ICE1712_EWS88_SERIAL_DATA,
368 .clk_mask = ICE1712_EWS88_SERIAL_CLOCK,
369 .cs_mask = ICE1712_EWX2496_AK4524_CS,
370 .cs_addr = ICE1712_EWX2496_AK4524_CS,
371 .cs_none = 0,
372 .add_flags = ICE1712_EWS88_RW, /* set rw bit high */
373 .mask_flags = 0,
374 };
375
376 static const struct snd_akm4xxx akm_6fire = {
377 .num_adcs = 6,
378 .num_dacs = 6,
379 .type = SND_AK4524,
380 .ops = {
381 .lock = dmx6fire_ak4524_lock
382 }
383 };
384
385 static const struct snd_ak4xxx_private akm_6fire_priv = {
386 .caddr = 2,
387 .cif = 1, /* CIF high */
388 .data_mask = ICE1712_6FIRE_SERIAL_DATA,
389 .clk_mask = ICE1712_6FIRE_SERIAL_CLOCK,
390 .cs_mask = 0,
391 .cs_addr = 0, /* set later */
392 .cs_none = 0,
393 .add_flags = ICE1712_6FIRE_RW, /* set rw bit high */
394 .mask_flags = 0,
395 };
396
397 /*
398 * initialize the chip
399 */
400
401 /* 6fire specific */
402 #define PCF9554_REG_INPUT 0
403 #define PCF9554_REG_OUTPUT 1
404 #define PCF9554_REG_POLARITY 2
405 #define PCF9554_REG_CONFIG 3
406
407 static int snd_ice1712_6fire_write_pca(struct snd_ice1712 *ice, unsigned char reg, unsigned char data);
408
409 static int snd_ice1712_ews_init(struct snd_ice1712 *ice)
410 {
411 int err;
412 struct snd_akm4xxx *ak;
413 struct ews_spec *spec;
414
415 /* set the analog DACs */
416 switch (ice->eeprom.subvendor) {
417 case ICE1712_SUBDEVICE_EWX2496:
418 ice->num_total_dacs = 2;
419 ice->num_total_adcs = 2;
420 break;
421 case ICE1712_SUBDEVICE_EWS88MT:
422 case ICE1712_SUBDEVICE_EWS88MT_NEW:
423 case ICE1712_SUBDEVICE_PHASE88:
424 case ICE1712_SUBDEVICE_TS88:
425 ice->num_total_dacs = 8;
426 ice->num_total_adcs = 8;
427 break;
428 case ICE1712_SUBDEVICE_EWS88D:
429 /* Note: not analog but ADAT I/O */
430 ice->num_total_dacs = 8;
431 ice->num_total_adcs = 8;
432 break;
433 case ICE1712_SUBDEVICE_DMX6FIRE:
434 ice->num_total_dacs = 6;
435 ice->num_total_adcs = 6;
436 break;
437 }
438
439 spec = kzalloc(sizeof(*spec), GFP_KERNEL);
440 if (!spec)
441 return -ENOMEM;
442 ice->spec = spec;
443
444 /* create i2c */
445 err = snd_i2c_bus_create(ice->card, "ICE1712 GPIO 1", NULL, &ice->i2c);
446 if (err < 0) {
447 dev_err(ice->card->dev, "unable to create I2C bus\n");
448 return err;
449 }
450 ice->i2c->private_data = ice;
451 ice->i2c->hw_ops.bit = &snd_ice1712_ewx_cs8427_bit_ops;
452
453 /* create i2c devices */
454 switch (ice->eeprom.subvendor) {
455 case ICE1712_SUBDEVICE_DMX6FIRE:
456 err = snd_i2c_device_create(ice->i2c, "PCF9554",
457 ICE1712_6FIRE_PCF9554_ADDR,
458 &spec->i2cdevs[EWS_I2C_6FIRE]);
459 if (err < 0) {
460 dev_err(ice->card->dev,
461 "PCF9554 initialization failed\n");
462 return err;
463 }
464 snd_ice1712_6fire_write_pca(ice, PCF9554_REG_CONFIG, 0x80);
465 break;
466 case ICE1712_SUBDEVICE_EWS88MT:
467 case ICE1712_SUBDEVICE_EWS88MT_NEW:
468 case ICE1712_SUBDEVICE_PHASE88:
469 case ICE1712_SUBDEVICE_TS88:
470
471 err = snd_i2c_device_create(ice->i2c, "CS8404",
472 ICE1712_EWS88MT_CS8404_ADDR,
473 &spec->i2cdevs[EWS_I2C_CS8404]);
474 if (err < 0)
475 return err;
476 err = snd_i2c_device_create(ice->i2c, "PCF8574 (1st)",
477 ICE1712_EWS88MT_INPUT_ADDR,
478 &spec->i2cdevs[EWS_I2C_PCF1]);
479 if (err < 0)
480 return err;
481 err = snd_i2c_device_create(ice->i2c, "PCF8574 (2nd)",
482 ICE1712_EWS88MT_OUTPUT_ADDR,
483 &spec->i2cdevs[EWS_I2C_PCF2]);
484 if (err < 0)
485 return err;
486 /* Check if the front module is connected */
487 err = snd_ice1712_ews88mt_chip_select(ice, 0x0f);
488 if (err < 0)
489 return err;
490 break;
491 case ICE1712_SUBDEVICE_EWS88D:
492 err = snd_i2c_device_create(ice->i2c, "PCF8575",
493 ICE1712_EWS88D_PCF_ADDR,
494 &spec->i2cdevs[EWS_I2C_88D]);
495 if (err < 0)
496 return err;
497 break;
498 }
499
500 /* set up SPDIF interface */
501 switch (ice->eeprom.subvendor) {
502 case ICE1712_SUBDEVICE_EWX2496:
503 err = snd_ice1712_init_cs8427(ice, CS8427_BASE_ADDR);
504 if (err < 0)
505 return err;
506 snd_cs8427_reg_write(ice->cs8427, CS8427_REG_RECVERRMASK, CS8427_UNLOCK | CS8427_CONF | CS8427_BIP | CS8427_PAR);
507 break;
508 case ICE1712_SUBDEVICE_DMX6FIRE:
509 err = snd_ice1712_init_cs8427(ice, ICE1712_6FIRE_CS8427_ADDR);
510 if (err < 0)
511 return err;
512 snd_cs8427_reg_write(ice->cs8427, CS8427_REG_RECVERRMASK, CS8427_UNLOCK | CS8427_CONF | CS8427_BIP | CS8427_PAR);
513 break;
514 case ICE1712_SUBDEVICE_EWS88MT:
515 case ICE1712_SUBDEVICE_EWS88MT_NEW:
516 case ICE1712_SUBDEVICE_PHASE88:
517 case ICE1712_SUBDEVICE_TS88:
518 case ICE1712_SUBDEVICE_EWS88D:
519 /* set up CS8404 */
520 ice->spdif.ops.open = ews88_open_spdif;
521 ice->spdif.ops.setup_rate = ews88_setup_spdif;
522 ice->spdif.ops.default_get = ews88_spdif_default_get;
523 ice->spdif.ops.default_put = ews88_spdif_default_put;
524 ice->spdif.ops.stream_get = ews88_spdif_stream_get;
525 ice->spdif.ops.stream_put = ews88_spdif_stream_put;
526 /* Set spdif defaults */
527 snd_ice1712_ews_cs8404_spdif_write(ice, ice->spdif.cs8403_bits);
528 break;
529 }
530
531 /* no analog? */
532 switch (ice->eeprom.subvendor) {
533 case ICE1712_SUBDEVICE_EWS88D:
534 return 0;
535 }
536
537 /* analog section */
538 ak = ice->akm = kzalloc(sizeof(struct snd_akm4xxx), GFP_KERNEL);
539 if (! ak)
540 return -ENOMEM;
541 ice->akm_codecs = 1;
542
543 switch (ice->eeprom.subvendor) {
544 case ICE1712_SUBDEVICE_EWS88MT:
545 case ICE1712_SUBDEVICE_EWS88MT_NEW:
546 case ICE1712_SUBDEVICE_PHASE88:
547 case ICE1712_SUBDEVICE_TS88:
548 err = snd_ice1712_akm4xxx_init(ak, &akm_ews88mt, &akm_ews88mt_priv, ice);
549 break;
550 case ICE1712_SUBDEVICE_EWX2496:
551 err = snd_ice1712_akm4xxx_init(ak, &akm_ewx2496, &akm_ewx2496_priv, ice);
552 break;
553 case ICE1712_SUBDEVICE_DMX6FIRE:
554 err = snd_ice1712_akm4xxx_init(ak, &akm_6fire, &akm_6fire_priv, ice);
555 break;
556 default:
557 err = 0;
558 }
559
560 return err;
561 }
562
563 /*
564 * EWX 24/96 specific controls
565 */
566
567 /* i/o sensitivity - this callback is shared among other devices, too */
568 static int snd_ice1712_ewx_io_sense_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo){
569
570 static const char * const texts[2] = {
571 "+4dBu", "-10dBV",
572 };
573 return snd_ctl_enum_info(uinfo, 1, 2, texts);
574 }
575
576 static int snd_ice1712_ewx_io_sense_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
577 {
578 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
579 unsigned char mask = kcontrol->private_value & 0xff;
580
581 snd_ice1712_save_gpio_status(ice);
582 ucontrol->value.enumerated.item[0] = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA) & mask ? 1 : 0;
583 snd_ice1712_restore_gpio_status(ice);
584 return 0;
585 }
586
587 static int snd_ice1712_ewx_io_sense_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
588 {
589 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
590 unsigned char mask = kcontrol->private_value & 0xff;
591 int val, nval;
592
593 if (kcontrol->private_value & (1 << 31))
594 return -EPERM;
595 nval = ucontrol->value.enumerated.item[0] ? mask : 0;
596 snd_ice1712_save_gpio_status(ice);
597 val = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA);
598 nval |= val & ~mask;
599 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, nval);
600 snd_ice1712_restore_gpio_status(ice);
601 return val != nval;
602 }
603
604 static const struct snd_kcontrol_new snd_ice1712_ewx2496_controls[] = {
605 {
606 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
607 .name = "Input Sensitivity Switch",
608 .info = snd_ice1712_ewx_io_sense_info,
609 .get = snd_ice1712_ewx_io_sense_get,
610 .put = snd_ice1712_ewx_io_sense_put,
611 .private_value = ICE1712_EWX2496_AIN_SEL,
612 },
613 {
614 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
615 .name = "Output Sensitivity Switch",
616 .info = snd_ice1712_ewx_io_sense_info,
617 .get = snd_ice1712_ewx_io_sense_get,
618 .put = snd_ice1712_ewx_io_sense_put,
619 .private_value = ICE1712_EWX2496_AOUT_SEL,
620 },
621 };
622
623
624 /*
625 * EWS88MT specific controls
626 */
627 /* analog output sensitivity;; address 0x48 bit 6 */
628 static int snd_ice1712_ews88mt_output_sense_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
629 {
630 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
631 struct ews_spec *spec = ice->spec;
632 unsigned char data;
633
634 snd_i2c_lock(ice->i2c);
635 if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_PCF2], &data, 1) != 1) {
636 snd_i2c_unlock(ice->i2c);
637 return -EIO;
638 }
639 snd_i2c_unlock(ice->i2c);
640 ucontrol->value.enumerated.item[0] = data & ICE1712_EWS88MT_OUTPUT_SENSE ? 1 : 0; /* high = -10dBV, low = +4dBu */
641 return 0;
642 }
643
644 /* analog output sensitivity;; address 0x48 bit 6 */
645 static int snd_ice1712_ews88mt_output_sense_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
646 {
647 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
648 struct ews_spec *spec = ice->spec;
649 unsigned char data, ndata;
650
651 snd_i2c_lock(ice->i2c);
652 if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_PCF2], &data, 1) != 1) {
653 snd_i2c_unlock(ice->i2c);
654 return -EIO;
655 }
656 ndata = (data & ~ICE1712_EWS88MT_OUTPUT_SENSE) | (ucontrol->value.enumerated.item[0] ? ICE1712_EWS88MT_OUTPUT_SENSE : 0);
657 if (ndata != data && snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_PCF2],
658 &ndata, 1) != 1) {
659 snd_i2c_unlock(ice->i2c);
660 return -EIO;
661 }
662 snd_i2c_unlock(ice->i2c);
663 return ndata != data;
664 }
665
666 /* analog input sensitivity; address 0x46 */
667 static int snd_ice1712_ews88mt_input_sense_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
668 {
669 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
670 struct ews_spec *spec = ice->spec;
671 int channel = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
672 unsigned char data;
673
674 if (snd_BUG_ON(channel < 0 || channel > 7))
675 return 0;
676 snd_i2c_lock(ice->i2c);
677 if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_PCF1], &data, 1) != 1) {
678 snd_i2c_unlock(ice->i2c);
679 return -EIO;
680 }
681 /* reversed; high = +4dBu, low = -10dBV */
682 ucontrol->value.enumerated.item[0] = data & (1 << channel) ? 0 : 1;
683 snd_i2c_unlock(ice->i2c);
684 return 0;
685 }
686
687 /* analog output sensitivity; address 0x46 */
688 static int snd_ice1712_ews88mt_input_sense_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
689 {
690 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
691 struct ews_spec *spec = ice->spec;
692 int channel = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
693 unsigned char data, ndata;
694
695 if (snd_BUG_ON(channel < 0 || channel > 7))
696 return 0;
697 snd_i2c_lock(ice->i2c);
698 if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_PCF1], &data, 1) != 1) {
699 snd_i2c_unlock(ice->i2c);
700 return -EIO;
701 }
702 ndata = (data & ~(1 << channel)) | (ucontrol->value.enumerated.item[0] ? 0 : (1 << channel));
703 if (ndata != data && snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_PCF1],
704 &ndata, 1) != 1) {
705 snd_i2c_unlock(ice->i2c);
706 return -EIO;
707 }
708 snd_i2c_unlock(ice->i2c);
709 return ndata != data;
710 }
711
712 static const struct snd_kcontrol_new snd_ice1712_ews88mt_input_sense = {
713 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
714 .name = "Input Sensitivity Switch",
715 .info = snd_ice1712_ewx_io_sense_info,
716 .get = snd_ice1712_ews88mt_input_sense_get,
717 .put = snd_ice1712_ews88mt_input_sense_put,
718 .count = 8,
719 };
720
721 static const struct snd_kcontrol_new snd_ice1712_ews88mt_output_sense = {
722 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
723 .name = "Output Sensitivity Switch",
724 .info = snd_ice1712_ewx_io_sense_info,
725 .get = snd_ice1712_ews88mt_output_sense_get,
726 .put = snd_ice1712_ews88mt_output_sense_put,
727 };
728
729
730 /*
731 * EWS88D specific controls
732 */
733
734 #define snd_ice1712_ews88d_control_info snd_ctl_boolean_mono_info
735
736 static int snd_ice1712_ews88d_control_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
737 {
738 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
739 struct ews_spec *spec = ice->spec;
740 int shift = kcontrol->private_value & 0xff;
741 int invert = (kcontrol->private_value >> 8) & 1;
742 unsigned char data[2];
743
744 snd_i2c_lock(ice->i2c);
745 if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_88D], data, 2) != 2) {
746 snd_i2c_unlock(ice->i2c);
747 return -EIO;
748 }
749 snd_i2c_unlock(ice->i2c);
750 data[0] = (data[shift >> 3] >> (shift & 7)) & 0x01;
751 if (invert)
752 data[0] ^= 0x01;
753 ucontrol->value.integer.value[0] = data[0];
754 return 0;
755 }
756
757 static int snd_ice1712_ews88d_control_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
758 {
759 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
760 struct ews_spec *spec = ice->spec;
761 int shift = kcontrol->private_value & 0xff;
762 int invert = (kcontrol->private_value >> 8) & 1;
763 unsigned char data[2], ndata[2];
764 int change;
765
766 snd_i2c_lock(ice->i2c);
767 if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_88D], data, 2) != 2) {
768 snd_i2c_unlock(ice->i2c);
769 return -EIO;
770 }
771 ndata[shift >> 3] = data[shift >> 3] & ~(1 << (shift & 7));
772 if (invert) {
773 if (! ucontrol->value.integer.value[0])
774 ndata[shift >> 3] |= (1 << (shift & 7));
775 } else {
776 if (ucontrol->value.integer.value[0])
777 ndata[shift >> 3] |= (1 << (shift & 7));
778 }
779 change = (data[shift >> 3] != ndata[shift >> 3]);
780 if (change &&
781 snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_88D], data, 2) != 2) {
782 snd_i2c_unlock(ice->i2c);
783 return -EIO;
784 }
785 snd_i2c_unlock(ice->i2c);
786 return change;
787 }
788
789 #define EWS88D_CONTROL(xiface, xname, xshift, xinvert, xaccess) \
790 { .iface = xiface,\
791 .name = xname,\
792 .access = xaccess,\
793 .info = snd_ice1712_ews88d_control_info,\
794 .get = snd_ice1712_ews88d_control_get,\
795 .put = snd_ice1712_ews88d_control_put,\
796 .private_value = xshift | (xinvert << 8),\
797 }
798
799 static const struct snd_kcontrol_new snd_ice1712_ews88d_controls[] = {
800 EWS88D_CONTROL(SNDRV_CTL_ELEM_IFACE_MIXER, "IEC958 Input Optical", 0, 1, 0), /* inverted */
801 EWS88D_CONTROL(SNDRV_CTL_ELEM_IFACE_MIXER, "ADAT Output Optical", 1, 0, 0),
802 EWS88D_CONTROL(SNDRV_CTL_ELEM_IFACE_MIXER, "ADAT External Master Clock", 2, 0, 0),
803 EWS88D_CONTROL(SNDRV_CTL_ELEM_IFACE_MIXER, "Enable ADAT", 3, 0, 0),
804 EWS88D_CONTROL(SNDRV_CTL_ELEM_IFACE_MIXER, "ADAT Through", 4, 1, 0),
805 };
806
807
808 /*
809 * DMX 6Fire specific controls
810 */
811
812 static int snd_ice1712_6fire_read_pca(struct snd_ice1712 *ice, unsigned char reg)
813 {
814 unsigned char byte;
815 struct ews_spec *spec = ice->spec;
816
817 snd_i2c_lock(ice->i2c);
818 byte = reg;
819 if (snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_6FIRE], &byte, 1) != 1) {
820 snd_i2c_unlock(ice->i2c);
821 dev_err(ice->card->dev, "cannot send pca\n");
822 return -EIO;
823 }
824
825 byte = 0;
826 if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_6FIRE], &byte, 1) != 1) {
827 snd_i2c_unlock(ice->i2c);
828 dev_err(ice->card->dev, "cannot read pca\n");
829 return -EIO;
830 }
831 snd_i2c_unlock(ice->i2c);
832 return byte;
833 }
834
835 static int snd_ice1712_6fire_write_pca(struct snd_ice1712 *ice, unsigned char reg, unsigned char data)
836 {
837 unsigned char bytes[2];
838 struct ews_spec *spec = ice->spec;
839
840 snd_i2c_lock(ice->i2c);
841 bytes[0] = reg;
842 bytes[1] = data;
843 if (snd_i2c_sendbytes(spec->i2cdevs[EWS_I2C_6FIRE], bytes, 2) != 2) {
844 snd_i2c_unlock(ice->i2c);
845 return -EIO;
846 }
847 snd_i2c_unlock(ice->i2c);
848 return 0;
849 }
850
851 #define snd_ice1712_6fire_control_info snd_ctl_boolean_mono_info
852
853 static int snd_ice1712_6fire_control_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
854 {
855 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
856 int shift = kcontrol->private_value & 0xff;
857 int invert = (kcontrol->private_value >> 8) & 1;
858 int data;
859
860 data = snd_ice1712_6fire_read_pca(ice, PCF9554_REG_OUTPUT);
861 if (data < 0)
862 return data;
863 data = (data >> shift) & 1;
864 if (invert)
865 data ^= 1;
866 ucontrol->value.integer.value[0] = data;
867 return 0;
868 }
869
870 static int snd_ice1712_6fire_control_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
871 {
872 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
873 int shift = kcontrol->private_value & 0xff;
874 int invert = (kcontrol->private_value >> 8) & 1;
875 int data, ndata;
876
877 data = snd_ice1712_6fire_read_pca(ice, PCF9554_REG_OUTPUT);
878 if (data < 0)
879 return data;
880 ndata = data & ~(1 << shift);
881 if (ucontrol->value.integer.value[0])
882 ndata |= (1 << shift);
883 if (invert)
884 ndata ^= (1 << shift);
885 if (data != ndata) {
886 snd_ice1712_6fire_write_pca(ice, PCF9554_REG_OUTPUT, (unsigned char)ndata);
887 return 1;
888 }
889 return 0;
890 }
891
892 static int snd_ice1712_6fire_select_input_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
893 {
894 static const char * const texts[4] = {
895 "Internal", "Front Input", "Rear Input", "Wave Table"
896 };
897 return snd_ctl_enum_info(uinfo, 1, 4, texts);
898 }
899
900 static int snd_ice1712_6fire_select_input_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
901 {
902 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
903 int data;
904
905 data = snd_ice1712_6fire_read_pca(ice, PCF9554_REG_OUTPUT);
906 if (data < 0)
907 return data;
908 ucontrol->value.integer.value[0] = data & 3;
909 return 0;
910 }
911
912 static int snd_ice1712_6fire_select_input_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
913 {
914 struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
915 int data, ndata;
916
917 data = snd_ice1712_6fire_read_pca(ice, PCF9554_REG_OUTPUT);
918 if (data < 0)
919 return data;
920 ndata = data & ~3;
921 ndata |= (ucontrol->value.integer.value[0] & 3);
922 if (data != ndata) {
923 snd_ice1712_6fire_write_pca(ice, PCF9554_REG_OUTPUT, (unsigned char)ndata);
924 return 1;
925 }
926 return 0;
927 }
928
929
930 #define DMX6FIRE_CONTROL(xname, xshift, xinvert) \
931 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER,\
932 .name = xname,\
933 .info = snd_ice1712_6fire_control_info,\
934 .get = snd_ice1712_6fire_control_get,\
935 .put = snd_ice1712_6fire_control_put,\
936 .private_value = xshift | (xinvert << 8),\
937 }
938
939 static const struct snd_kcontrol_new snd_ice1712_6fire_controls[] = {
940 {
941 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
942 .name = "Analog Input Select",
943 .info = snd_ice1712_6fire_select_input_info,
944 .get = snd_ice1712_6fire_select_input_get,
945 .put = snd_ice1712_6fire_select_input_put,
946 },
947 DMX6FIRE_CONTROL("Front Digital Input Switch", 2, 1),
948 // DMX6FIRE_CONTROL("Master Clock Select", 3, 0),
949 DMX6FIRE_CONTROL("Optical Digital Input Switch", 4, 0),
950 DMX6FIRE_CONTROL("Phono Analog Input Switch", 5, 0),
951 DMX6FIRE_CONTROL("Breakbox LED", 6, 0),
952 };
953
954
955 static int snd_ice1712_ews_add_controls(struct snd_ice1712 *ice)
956 {
957 unsigned int idx;
958 int err;
959
960 /* all terratec cards have spdif, but cs8427 module builds it's own controls */
961 if (ice->cs8427 == NULL) {
962 err = snd_ice1712_spdif_build_controls(ice);
963 if (err < 0)
964 return err;
965 }
966
967 /* ak4524 controls */
968 switch (ice->eeprom.subvendor) {
969 case ICE1712_SUBDEVICE_EWX2496:
970 case ICE1712_SUBDEVICE_EWS88MT:
971 case ICE1712_SUBDEVICE_EWS88MT_NEW:
972 case ICE1712_SUBDEVICE_PHASE88:
973 case ICE1712_SUBDEVICE_TS88:
974 case ICE1712_SUBDEVICE_DMX6FIRE:
975 err = snd_ice1712_akm4xxx_build_controls(ice);
976 if (err < 0)
977 return err;
978 break;
979 }
980
981 /* card specific controls */
982 switch (ice->eeprom.subvendor) {
983 case ICE1712_SUBDEVICE_EWX2496:
984 for (idx = 0; idx < ARRAY_SIZE(snd_ice1712_ewx2496_controls); idx++) {
985 err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_ewx2496_controls[idx], ice));
986 if (err < 0)
987 return err;
988 }
989 break;
990 case ICE1712_SUBDEVICE_EWS88MT:
991 case ICE1712_SUBDEVICE_EWS88MT_NEW:
992 case ICE1712_SUBDEVICE_PHASE88:
993 case ICE1712_SUBDEVICE_TS88:
994 err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_ews88mt_input_sense, ice));
995 if (err < 0)
996 return err;
997 err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_ews88mt_output_sense, ice));
998 if (err < 0)
999 return err;
1000 break;
1001 case ICE1712_SUBDEVICE_EWS88D:
1002 for (idx = 0; idx < ARRAY_SIZE(snd_ice1712_ews88d_controls); idx++) {
1003 err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_ews88d_controls[idx], ice));
1004 if (err < 0)
1005 return err;
1006 }
1007 break;
1008 case ICE1712_SUBDEVICE_DMX6FIRE:
1009 for (idx = 0; idx < ARRAY_SIZE(snd_ice1712_6fire_controls); idx++) {
1010 err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_6fire_controls[idx], ice));
1011 if (err < 0)
1012 return err;
1013 }
1014 break;
1015 }
1016 return 0;
1017 }
1018
1019
1020 /* entry point */
1021 struct snd_ice1712_card_info snd_ice1712_ews_cards[] = {
1022 {
1023 .subvendor = ICE1712_SUBDEVICE_EWX2496,
1024 .name = "TerraTec EWX24/96",
1025 .model = "ewx2496",
1026 .chip_init = snd_ice1712_ews_init,
1027 .build_controls = snd_ice1712_ews_add_controls,
1028 },
1029 {
1030 .subvendor = ICE1712_SUBDEVICE_EWS88MT,
1031 .name = "TerraTec EWS88MT",
1032 .model = "ews88mt",
1033 .chip_init = snd_ice1712_ews_init,
1034 .build_controls = snd_ice1712_ews_add_controls,
1035 },
1036 {
1037 .subvendor = ICE1712_SUBDEVICE_EWS88MT_NEW,
1038 .name = "TerraTec EWS88MT",
1039 .model = "ews88mt_new",
1040 .chip_init = snd_ice1712_ews_init,
1041 .build_controls = snd_ice1712_ews_add_controls,
1042 },
1043 {
1044 .subvendor = ICE1712_SUBDEVICE_PHASE88,
1045 .name = "TerraTec Phase88",
1046 .model = "phase88",
1047 .chip_init = snd_ice1712_ews_init,
1048 .build_controls = snd_ice1712_ews_add_controls,
1049 },
1050 {
1051 .subvendor = ICE1712_SUBDEVICE_TS88,
1052 .name = "terrasoniq TS88",
1053 .model = "phase88",
1054 .chip_init = snd_ice1712_ews_init,
1055 .build_controls = snd_ice1712_ews_add_controls,
1056 },
1057 {
1058 .subvendor = ICE1712_SUBDEVICE_EWS88D,
1059 .name = "TerraTec EWS88D",
1060 .model = "ews88d",
1061 .chip_init = snd_ice1712_ews_init,
1062 .build_controls = snd_ice1712_ews_add_controls,
1063 },
1064 {
1065 .subvendor = ICE1712_SUBDEVICE_DMX6FIRE,
1066 .name = "TerraTec DMX6Fire",
1067 .model = "dmx6fire",
1068 .chip_init = snd_ice1712_ews_init,
1069 .build_controls = snd_ice1712_ews_add_controls,
1070 .mpu401_1_name = "MIDI-Front DMX6fire",
1071 .mpu401_2_name = "Wavetable DMX6fire",
1072 .mpu401_2_info_flags = MPU401_INFO_OUTPUT,
1073 },
1074 { } /* terminator */
1075 };
1076
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.