xref: /openbmc/linux/sound/pci/oxygen/xonar_pcm179x.c (revision 615c36f5)
1 /*
2  * card driver for models with PCM1796 DACs (Xonar D2/D2X/HDAV1.3/ST/STX)
3  *
4  * Copyright (c) Clemens Ladisch <clemens@ladisch.de>
5  *
6  *
7  *  This driver is free software; you can redistribute it and/or modify
8  *  it under the terms of the GNU General Public License, version 2.
9  *
10  *  This driver is distributed in the hope that it will be useful,
11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  *  GNU General Public License for more details.
14  *
15  *  You should have received a copy of the GNU General Public License
16  *  along with this driver; if not, see <http://www.gnu.org/licenses/>.
17  */
18 
19 /*
20  * Xonar D2/D2X
21  * ------------
22  *
23  * CMI8788:
24  *
25  *   SPI 0 -> 1st PCM1796 (front)
26  *   SPI 1 -> 2nd PCM1796 (surround)
27  *   SPI 2 -> 3rd PCM1796 (center/LFE)
28  *   SPI 4 -> 4th PCM1796 (back)
29  *
30  *   GPIO 2 -> M0 of CS5381
31  *   GPIO 3 -> M1 of CS5381
32  *   GPIO 5 <- external power present (D2X only)
33  *   GPIO 7 -> ALT
34  *   GPIO 8 -> enable output to speakers
35  *
36  * CM9780:
37  *
38  *   LINE_OUT -> input of ADC
39  *
40  *   AUX_IN   <- aux
41  *   VIDEO_IN <- CD
42  *   FMIC_IN  <- mic
43  *
44  *   GPO 0 -> route line-in (0) or AC97 output (1) to CS5381 input
45  */
46 
47 /*
48  * Xonar HDAV1.3 (Deluxe)
49  * ----------------------
50  *
51  * CMI8788:
52  *
53  *   I²C <-> PCM1796 (addr 1001100) (front)
54  *
55  *   GPI 0 <- external power present
56  *
57  *   GPIO 0 -> enable HDMI (0) or speaker (1) output
58  *   GPIO 2 -> M0 of CS5381
59  *   GPIO 3 -> M1 of CS5381
60  *   GPIO 4 <- daughterboard detection
61  *   GPIO 5 <- daughterboard detection
62  *   GPIO 6 -> ?
63  *   GPIO 7 -> ?
64  *   GPIO 8 -> route input jack to line-in (0) or mic-in (1)
65  *
66  *   UART <-> HDMI controller
67  *
68  * CM9780:
69  *
70  *   LINE_OUT -> input of ADC
71  *
72  *   AUX_IN <- aux
73  *   CD_IN  <- CD
74  *   MIC_IN <- mic
75  *
76  *   GPO 0 -> route line-in (0) or AC97 output (1) to CS5381 input
77  *
78  * no daughterboard
79  * ----------------
80  *
81  *   GPIO 4 <- 1
82  *
83  * H6 daughterboard
84  * ----------------
85  *
86  *   GPIO 4 <- 0
87  *   GPIO 5 <- 0
88  *
89  *   I²C <-> PCM1796 (addr 1001101) (surround)
90  *       <-> PCM1796 (addr 1001110) (center/LFE)
91  *       <-> PCM1796 (addr 1001111) (back)
92  *
93  * unknown daughterboard
94  * ---------------------
95  *
96  *   GPIO 4 <- 0
97  *   GPIO 5 <- 1
98  *
99  *   I²C <-> CS4362A (addr 0011000) (surround, center/LFE, back)
100  */
101 
102 /*
103  * Xonar Essence ST (Deluxe)/STX
104  * -----------------------------
105  *
106  * CMI8788:
107  *
108  *   I²C <-> PCM1792A (addr 1001100)
109  *       <-> CS2000 (addr 1001110) (ST only)
110  *
111  *   ADC1 MCLK -> REF_CLK of CS2000 (ST only)
112  *
113  *   GPI 0 <- external power present (STX only)
114  *
115  *   GPIO 0 -> enable output to speakers
116  *   GPIO 1 -> route HP to front panel (0) or rear jack (1)
117  *   GPIO 2 -> M0 of CS5381
118  *   GPIO 3 -> M1 of CS5381
119  *   GPIO 4 <- daughterboard detection
120  *   GPIO 5 <- daughterboard detection
121  *   GPIO 6 -> ?
122  *   GPIO 7 -> route output to speaker jacks (0) or HP (1)
123  *   GPIO 8 -> route input jack to line-in (0) or mic-in (1)
124  *
125  * PCM1792A:
126  *
127  *   SCK <- CLK_OUT of CS2000 (ST only)
128  *
129  * CM9780:
130  *
131  *   LINE_OUT -> input of ADC
132  *
133  *   AUX_IN <- aux
134  *   MIC_IN <- mic
135  *
136  *   GPO 0 -> route line-in (0) or AC97 output (1) to CS5381 input
137  *
138  * H6 daughterboard
139  * ----------------
140  *
141  * GPIO 4 <- 0
142  * GPIO 5 <- 0
143  */
144 
145 /*
146  * Xonar Xense
147  * -----------
148  *
149  * CMI8788:
150  *
151  *   I²C <-> PCM1796 (addr 1001100) (front)
152  *       <-> CS4362A (addr 0011000) (surround, center/LFE, back)
153  *       <-> CS2000 (addr 1001110)
154  *
155  *   ADC1 MCLK -> REF_CLK of CS2000
156  *
157  *   GPI 0 <- external power present
158  *
159  *   GPIO 0 -> enable output
160  *   GPIO 1 -> route HP to front panel (0) or rear jack (1)
161  *   GPIO 2 -> M0 of CS5381
162  *   GPIO 3 -> M1 of CS5381
163  *   GPIO 4 -> enable output
164  *   GPIO 5 -> enable output
165  *   GPIO 6 -> ?
166  *   GPIO 7 -> route output to HP (0) or speaker (1)
167  *   GPIO 8 -> route input jack to mic-in (0) or line-in (1)
168  *
169  * CM9780:
170  *
171  *   LINE_OUT -> input of ADC
172  *
173  *   AUX_IN   <- aux
174  *   VIDEO_IN <- ?
175  *   FMIC_IN  <- mic
176  *
177  *   GPO 0 -> route line-in (0) or AC97 output (1) to CS5381 input
178  *   GPO 1 -> route mic-in from input jack (0) or front panel header (1)
179  */
180 
181 #include <linux/pci.h>
182 #include <linux/delay.h>
183 #include <linux/mutex.h>
184 #include <sound/ac97_codec.h>
185 #include <sound/control.h>
186 #include <sound/core.h>
187 #include <sound/info.h>
188 #include <sound/pcm.h>
189 #include <sound/pcm_params.h>
190 #include <sound/tlv.h>
191 #include "xonar.h"
192 #include "cm9780.h"
193 #include "pcm1796.h"
194 #include "cs2000.h"
195 
196 
197 #define GPIO_D2X_EXT_POWER	0x0020
198 #define GPIO_D2_ALT		0x0080
199 #define GPIO_D2_OUTPUT_ENABLE	0x0100
200 
201 #define GPI_EXT_POWER		0x01
202 #define GPIO_INPUT_ROUTE	0x0100
203 
204 #define GPIO_HDAV_OUTPUT_ENABLE	0x0001
205 #define GPIO_HDAV_MAGIC		0x00c0
206 
207 #define GPIO_DB_MASK		0x0030
208 #define GPIO_DB_H6		0x0000
209 
210 #define GPIO_ST_OUTPUT_ENABLE	0x0001
211 #define GPIO_ST_HP_REAR		0x0002
212 #define GPIO_ST_MAGIC		0x0040
213 #define GPIO_ST_HP		0x0080
214 
215 #define I2C_DEVICE_PCM1796(i)	(0x98 + ((i) << 1))	/* 10011, ii, /W=0 */
216 #define I2C_DEVICE_CS2000	0x9c			/* 100111, 0, /W=0 */
217 
218 #define PCM1796_REG_BASE	16
219 
220 
221 struct xonar_pcm179x {
222 	struct xonar_generic generic;
223 	unsigned int dacs;
224 	u8 pcm1796_regs[4][5];
225 	unsigned int current_rate;
226 	bool h6;
227 	bool hp_active;
228 	s8 hp_gain_offset;
229 	bool has_cs2000;
230 	u8 cs2000_regs[0x1f];
231 	bool broken_i2c;
232 };
233 
234 struct xonar_hdav {
235 	struct xonar_pcm179x pcm179x;
236 	struct xonar_hdmi hdmi;
237 };
238 
239 
240 static inline void pcm1796_write_spi(struct oxygen *chip, unsigned int codec,
241 				     u8 reg, u8 value)
242 {
243 	/* maps ALSA channel pair number to SPI output */
244 	static const u8 codec_map[4] = {
245 		0, 1, 2, 4
246 	};
247 	oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER  |
248 			 OXYGEN_SPI_DATA_LENGTH_2 |
249 			 OXYGEN_SPI_CLOCK_160 |
250 			 (codec_map[codec] << OXYGEN_SPI_CODEC_SHIFT) |
251 			 OXYGEN_SPI_CEN_LATCH_CLOCK_HI,
252 			 (reg << 8) | value);
253 }
254 
255 static inline void pcm1796_write_i2c(struct oxygen *chip, unsigned int codec,
256 				     u8 reg, u8 value)
257 {
258 	oxygen_write_i2c(chip, I2C_DEVICE_PCM1796(codec), reg, value);
259 }
260 
261 static void pcm1796_write(struct oxygen *chip, unsigned int codec,
262 			  u8 reg, u8 value)
263 {
264 	struct xonar_pcm179x *data = chip->model_data;
265 
266 	if ((chip->model.function_flags & OXYGEN_FUNCTION_2WIRE_SPI_MASK) ==
267 	    OXYGEN_FUNCTION_SPI)
268 		pcm1796_write_spi(chip, codec, reg, value);
269 	else
270 		pcm1796_write_i2c(chip, codec, reg, value);
271 	if ((unsigned int)(reg - PCM1796_REG_BASE)
272 	    < ARRAY_SIZE(data->pcm1796_regs[codec]))
273 		data->pcm1796_regs[codec][reg - PCM1796_REG_BASE] = value;
274 }
275 
276 static void pcm1796_write_cached(struct oxygen *chip, unsigned int codec,
277 				 u8 reg, u8 value)
278 {
279 	struct xonar_pcm179x *data = chip->model_data;
280 
281 	if (value != data->pcm1796_regs[codec][reg - PCM1796_REG_BASE])
282 		pcm1796_write(chip, codec, reg, value);
283 }
284 
285 static void cs2000_write(struct oxygen *chip, u8 reg, u8 value)
286 {
287 	struct xonar_pcm179x *data = chip->model_data;
288 
289 	oxygen_write_i2c(chip, I2C_DEVICE_CS2000, reg, value);
290 	data->cs2000_regs[reg] = value;
291 }
292 
293 static void cs2000_write_cached(struct oxygen *chip, u8 reg, u8 value)
294 {
295 	struct xonar_pcm179x *data = chip->model_data;
296 
297 	if (value != data->cs2000_regs[reg])
298 		cs2000_write(chip, reg, value);
299 }
300 
301 static void pcm1796_registers_init(struct oxygen *chip)
302 {
303 	struct xonar_pcm179x *data = chip->model_data;
304 	unsigned int i;
305 	s8 gain_offset;
306 
307 	msleep(1);
308 	gain_offset = data->hp_active ? data->hp_gain_offset : 0;
309 	for (i = 0; i < data->dacs; ++i) {
310 		/* set ATLD before ATL/ATR */
311 		pcm1796_write(chip, i, 18,
312 			      data->pcm1796_regs[0][18 - PCM1796_REG_BASE]);
313 		pcm1796_write(chip, i, 16, chip->dac_volume[i * 2]
314 			      + gain_offset);
315 		pcm1796_write(chip, i, 17, chip->dac_volume[i * 2 + 1]
316 			      + gain_offset);
317 		pcm1796_write(chip, i, 19,
318 			      data->pcm1796_regs[0][19 - PCM1796_REG_BASE]);
319 		pcm1796_write(chip, i, 20,
320 			      data->pcm1796_regs[0][20 - PCM1796_REG_BASE]);
321 		pcm1796_write(chip, i, 21, 0);
322 		gain_offset = 0;
323 	}
324 }
325 
326 static void pcm1796_init(struct oxygen *chip)
327 {
328 	struct xonar_pcm179x *data = chip->model_data;
329 
330 	data->pcm1796_regs[0][18 - PCM1796_REG_BASE] =
331 		PCM1796_DMF_DISABLED | PCM1796_FMT_24_I2S | PCM1796_ATLD;
332 	if (!data->broken_i2c)
333 		data->pcm1796_regs[0][18 - PCM1796_REG_BASE] |= PCM1796_MUTE;
334 	data->pcm1796_regs[0][19 - PCM1796_REG_BASE] =
335 		PCM1796_FLT_SHARP | PCM1796_ATS_1;
336 	data->pcm1796_regs[0][20 - PCM1796_REG_BASE] =
337 		data->h6 ? PCM1796_OS_64 : PCM1796_OS_128;
338 	pcm1796_registers_init(chip);
339 	data->current_rate = 48000;
340 }
341 
342 static void xonar_d2_init(struct oxygen *chip)
343 {
344 	struct xonar_pcm179x *data = chip->model_data;
345 
346 	data->generic.anti_pop_delay = 300;
347 	data->generic.output_enable_bit = GPIO_D2_OUTPUT_ENABLE;
348 	data->dacs = 4;
349 
350 	pcm1796_init(chip);
351 
352 	oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_D2_ALT);
353 	oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_D2_ALT);
354 
355 	oxygen_ac97_set_bits(chip, 0, CM9780_JACK, CM9780_FMIC2MIC);
356 
357 	xonar_init_cs53x1(chip);
358 	xonar_enable_output(chip);
359 
360 	snd_component_add(chip->card, "PCM1796");
361 	snd_component_add(chip->card, "CS5381");
362 }
363 
364 static void xonar_d2x_init(struct oxygen *chip)
365 {
366 	struct xonar_pcm179x *data = chip->model_data;
367 
368 	data->generic.ext_power_reg = OXYGEN_GPIO_DATA;
369 	data->generic.ext_power_int_reg = OXYGEN_GPIO_INTERRUPT_MASK;
370 	data->generic.ext_power_bit = GPIO_D2X_EXT_POWER;
371 	oxygen_clear_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_D2X_EXT_POWER);
372 	xonar_init_ext_power(chip);
373 	xonar_d2_init(chip);
374 }
375 
376 static void xonar_hdav_init(struct oxygen *chip)
377 {
378 	struct xonar_hdav *data = chip->model_data;
379 
380 	oxygen_write16(chip, OXYGEN_2WIRE_BUS_STATUS,
381 		       OXYGEN_2WIRE_LENGTH_8 |
382 		       OXYGEN_2WIRE_INTERRUPT_MASK |
383 		       OXYGEN_2WIRE_SPEED_STANDARD);
384 
385 	data->pcm179x.generic.anti_pop_delay = 100;
386 	data->pcm179x.generic.output_enable_bit = GPIO_HDAV_OUTPUT_ENABLE;
387 	data->pcm179x.generic.ext_power_reg = OXYGEN_GPI_DATA;
388 	data->pcm179x.generic.ext_power_int_reg = OXYGEN_GPI_INTERRUPT_MASK;
389 	data->pcm179x.generic.ext_power_bit = GPI_EXT_POWER;
390 	data->pcm179x.dacs = chip->model.dac_channels_mixer / 2;
391 	data->pcm179x.h6 = chip->model.dac_channels_mixer > 2;
392 
393 	pcm1796_init(chip);
394 
395 	oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL,
396 			  GPIO_HDAV_MAGIC | GPIO_INPUT_ROUTE);
397 	oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_INPUT_ROUTE);
398 
399 	xonar_init_cs53x1(chip);
400 	xonar_init_ext_power(chip);
401 	xonar_hdmi_init(chip, &data->hdmi);
402 	xonar_enable_output(chip);
403 
404 	snd_component_add(chip->card, "PCM1796");
405 	snd_component_add(chip->card, "CS5381");
406 }
407 
408 static void xonar_st_init_i2c(struct oxygen *chip)
409 {
410 	oxygen_write16(chip, OXYGEN_2WIRE_BUS_STATUS,
411 		       OXYGEN_2WIRE_LENGTH_8 |
412 		       OXYGEN_2WIRE_INTERRUPT_MASK |
413 		       OXYGEN_2WIRE_SPEED_STANDARD);
414 }
415 
416 static void xonar_st_init_common(struct oxygen *chip)
417 {
418 	struct xonar_pcm179x *data = chip->model_data;
419 
420 	data->generic.output_enable_bit = GPIO_ST_OUTPUT_ENABLE;
421 	data->dacs = chip->model.dac_channels_mixer / 2;
422 	data->hp_gain_offset = 2*-18;
423 
424 	pcm1796_init(chip);
425 
426 	oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL,
427 			  GPIO_INPUT_ROUTE | GPIO_ST_HP_REAR |
428 			  GPIO_ST_MAGIC | GPIO_ST_HP);
429 	oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA,
430 			    GPIO_INPUT_ROUTE | GPIO_ST_HP_REAR | GPIO_ST_HP);
431 
432 	xonar_init_cs53x1(chip);
433 	xonar_enable_output(chip);
434 
435 	snd_component_add(chip->card, "PCM1792A");
436 	snd_component_add(chip->card, "CS5381");
437 }
438 
439 static void cs2000_registers_init(struct oxygen *chip)
440 {
441 	struct xonar_pcm179x *data = chip->model_data;
442 
443 	cs2000_write(chip, CS2000_GLOBAL_CFG, CS2000_FREEZE);
444 	cs2000_write(chip, CS2000_DEV_CTRL, 0);
445 	cs2000_write(chip, CS2000_DEV_CFG_1,
446 		     CS2000_R_MOD_SEL_1 |
447 		     (0 << CS2000_R_SEL_SHIFT) |
448 		     CS2000_AUX_OUT_SRC_REF_CLK |
449 		     CS2000_EN_DEV_CFG_1);
450 	cs2000_write(chip, CS2000_DEV_CFG_2,
451 		     (0 << CS2000_LOCK_CLK_SHIFT) |
452 		     CS2000_FRAC_N_SRC_STATIC);
453 	cs2000_write(chip, CS2000_RATIO_0 + 0, 0x00); /* 1.0 */
454 	cs2000_write(chip, CS2000_RATIO_0 + 1, 0x10);
455 	cs2000_write(chip, CS2000_RATIO_0 + 2, 0x00);
456 	cs2000_write(chip, CS2000_RATIO_0 + 3, 0x00);
457 	cs2000_write(chip, CS2000_FUN_CFG_1,
458 		     data->cs2000_regs[CS2000_FUN_CFG_1]);
459 	cs2000_write(chip, CS2000_FUN_CFG_2, 0);
460 	cs2000_write(chip, CS2000_GLOBAL_CFG, CS2000_EN_DEV_CFG_2);
461 	msleep(3); /* PLL lock delay */
462 }
463 
464 static void xonar_st_init(struct oxygen *chip)
465 {
466 	struct xonar_pcm179x *data = chip->model_data;
467 
468 	data->generic.anti_pop_delay = 100;
469 	data->h6 = chip->model.dac_channels_mixer > 2;
470 	data->has_cs2000 = 1;
471 	data->cs2000_regs[CS2000_FUN_CFG_1] = CS2000_REF_CLK_DIV_1;
472 	data->broken_i2c = true;
473 
474 	oxygen_write16(chip, OXYGEN_I2S_A_FORMAT,
475 		       OXYGEN_RATE_48000 |
476 		       OXYGEN_I2S_FORMAT_I2S |
477 		       OXYGEN_I2S_MCLK(data->h6 ? MCLK_256 : MCLK_512) |
478 		       OXYGEN_I2S_BITS_16 |
479 		       OXYGEN_I2S_MASTER |
480 		       OXYGEN_I2S_BCLK_64);
481 
482 	xonar_st_init_i2c(chip);
483 	cs2000_registers_init(chip);
484 	xonar_st_init_common(chip);
485 
486 	snd_component_add(chip->card, "CS2000");
487 }
488 
489 static void xonar_stx_init(struct oxygen *chip)
490 {
491 	struct xonar_pcm179x *data = chip->model_data;
492 
493 	xonar_st_init_i2c(chip);
494 	data->generic.anti_pop_delay = 800;
495 	data->generic.ext_power_reg = OXYGEN_GPI_DATA;
496 	data->generic.ext_power_int_reg = OXYGEN_GPI_INTERRUPT_MASK;
497 	data->generic.ext_power_bit = GPI_EXT_POWER;
498 	xonar_init_ext_power(chip);
499 	xonar_st_init_common(chip);
500 }
501 
502 static void xonar_d2_cleanup(struct oxygen *chip)
503 {
504 	xonar_disable_output(chip);
505 }
506 
507 static void xonar_hdav_cleanup(struct oxygen *chip)
508 {
509 	xonar_hdmi_cleanup(chip);
510 	xonar_disable_output(chip);
511 	msleep(2);
512 }
513 
514 static void xonar_st_cleanup(struct oxygen *chip)
515 {
516 	xonar_disable_output(chip);
517 }
518 
519 static void xonar_d2_suspend(struct oxygen *chip)
520 {
521 	xonar_d2_cleanup(chip);
522 }
523 
524 static void xonar_hdav_suspend(struct oxygen *chip)
525 {
526 	xonar_hdav_cleanup(chip);
527 }
528 
529 static void xonar_st_suspend(struct oxygen *chip)
530 {
531 	xonar_st_cleanup(chip);
532 }
533 
534 static void xonar_d2_resume(struct oxygen *chip)
535 {
536 	pcm1796_registers_init(chip);
537 	xonar_enable_output(chip);
538 }
539 
540 static void xonar_hdav_resume(struct oxygen *chip)
541 {
542 	struct xonar_hdav *data = chip->model_data;
543 
544 	pcm1796_registers_init(chip);
545 	xonar_hdmi_resume(chip, &data->hdmi);
546 	xonar_enable_output(chip);
547 }
548 
549 static void xonar_stx_resume(struct oxygen *chip)
550 {
551 	pcm1796_registers_init(chip);
552 	xonar_enable_output(chip);
553 }
554 
555 static void xonar_st_resume(struct oxygen *chip)
556 {
557 	cs2000_registers_init(chip);
558 	xonar_stx_resume(chip);
559 }
560 
561 static void update_pcm1796_oversampling(struct oxygen *chip)
562 {
563 	struct xonar_pcm179x *data = chip->model_data;
564 	unsigned int i;
565 	u8 reg;
566 
567 	if (data->current_rate <= 48000 && !data->h6)
568 		reg = PCM1796_OS_128;
569 	else
570 		reg = PCM1796_OS_64;
571 	for (i = 0; i < data->dacs; ++i)
572 		pcm1796_write_cached(chip, i, 20, reg);
573 }
574 
575 static void set_pcm1796_params(struct oxygen *chip,
576 			       struct snd_pcm_hw_params *params)
577 {
578 	struct xonar_pcm179x *data = chip->model_data;
579 
580 	msleep(1);
581 	data->current_rate = params_rate(params);
582 	update_pcm1796_oversampling(chip);
583 }
584 
585 static void update_pcm1796_volume(struct oxygen *chip)
586 {
587 	struct xonar_pcm179x *data = chip->model_data;
588 	unsigned int i;
589 	s8 gain_offset;
590 
591 	gain_offset = data->hp_active ? data->hp_gain_offset : 0;
592 	for (i = 0; i < data->dacs; ++i) {
593 		pcm1796_write_cached(chip, i, 16, chip->dac_volume[i * 2]
594 				     + gain_offset);
595 		pcm1796_write_cached(chip, i, 17, chip->dac_volume[i * 2 + 1]
596 				     + gain_offset);
597 		gain_offset = 0;
598 	}
599 }
600 
601 static void update_pcm1796_mute(struct oxygen *chip)
602 {
603 	struct xonar_pcm179x *data = chip->model_data;
604 	unsigned int i;
605 	u8 value;
606 
607 	value = PCM1796_DMF_DISABLED | PCM1796_FMT_24_I2S | PCM1796_ATLD;
608 	if (chip->dac_mute)
609 		value |= PCM1796_MUTE;
610 	for (i = 0; i < data->dacs; ++i)
611 		pcm1796_write_cached(chip, i, 18, value);
612 }
613 
614 static void update_cs2000_rate(struct oxygen *chip, unsigned int rate)
615 {
616 	struct xonar_pcm179x *data = chip->model_data;
617 	u8 rate_mclk, reg;
618 
619 	switch (rate) {
620 	case 32000:
621 	case 64000:
622 		rate_mclk = OXYGEN_RATE_32000;
623 		break;
624 	case 44100:
625 	case 88200:
626 	case 176400:
627 		rate_mclk = OXYGEN_RATE_44100;
628 		break;
629 	default:
630 	case 48000:
631 	case 96000:
632 	case 192000:
633 		rate_mclk = OXYGEN_RATE_48000;
634 		break;
635 	}
636 
637 	if (rate <= 96000 && (rate > 48000 || data->h6)) {
638 		rate_mclk |= OXYGEN_I2S_MCLK(MCLK_256);
639 		reg = CS2000_REF_CLK_DIV_1;
640 	} else {
641 		rate_mclk |= OXYGEN_I2S_MCLK(MCLK_512);
642 		reg = CS2000_REF_CLK_DIV_2;
643 	}
644 
645 	oxygen_write16_masked(chip, OXYGEN_I2S_A_FORMAT, rate_mclk,
646 			      OXYGEN_I2S_RATE_MASK | OXYGEN_I2S_MCLK_MASK);
647 	cs2000_write_cached(chip, CS2000_FUN_CFG_1, reg);
648 	msleep(3); /* PLL lock delay */
649 }
650 
651 static void set_st_params(struct oxygen *chip,
652 			  struct snd_pcm_hw_params *params)
653 {
654 	update_cs2000_rate(chip, params_rate(params));
655 	set_pcm1796_params(chip, params);
656 }
657 
658 static void set_hdav_params(struct oxygen *chip,
659 			    struct snd_pcm_hw_params *params)
660 {
661 	struct xonar_hdav *data = chip->model_data;
662 
663 	set_pcm1796_params(chip, params);
664 	xonar_set_hdmi_params(chip, &data->hdmi, params);
665 }
666 
667 static const struct snd_kcontrol_new alt_switch = {
668 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
669 	.name = "Analog Loopback Switch",
670 	.info = snd_ctl_boolean_mono_info,
671 	.get = xonar_gpio_bit_switch_get,
672 	.put = xonar_gpio_bit_switch_put,
673 	.private_value = GPIO_D2_ALT,
674 };
675 
676 static int rolloff_info(struct snd_kcontrol *ctl,
677 			struct snd_ctl_elem_info *info)
678 {
679 	static const char *const names[2] = {
680 		"Sharp Roll-off", "Slow Roll-off"
681 	};
682 
683 	return snd_ctl_enum_info(info, 1, 2, names);
684 }
685 
686 static int rolloff_get(struct snd_kcontrol *ctl,
687 		       struct snd_ctl_elem_value *value)
688 {
689 	struct oxygen *chip = ctl->private_data;
690 	struct xonar_pcm179x *data = chip->model_data;
691 
692 	value->value.enumerated.item[0] =
693 		(data->pcm1796_regs[0][19 - PCM1796_REG_BASE] &
694 		 PCM1796_FLT_MASK) != PCM1796_FLT_SHARP;
695 	return 0;
696 }
697 
698 static int rolloff_put(struct snd_kcontrol *ctl,
699 		       struct snd_ctl_elem_value *value)
700 {
701 	struct oxygen *chip = ctl->private_data;
702 	struct xonar_pcm179x *data = chip->model_data;
703 	unsigned int i;
704 	int changed;
705 	u8 reg;
706 
707 	mutex_lock(&chip->mutex);
708 	reg = data->pcm1796_regs[0][19 - PCM1796_REG_BASE];
709 	reg &= ~PCM1796_FLT_MASK;
710 	if (!value->value.enumerated.item[0])
711 		reg |= PCM1796_FLT_SHARP;
712 	else
713 		reg |= PCM1796_FLT_SLOW;
714 	changed = reg != data->pcm1796_regs[0][19 - PCM1796_REG_BASE];
715 	if (changed) {
716 		for (i = 0; i < data->dacs; ++i)
717 			pcm1796_write(chip, i, 19, reg);
718 	}
719 	mutex_unlock(&chip->mutex);
720 	return changed;
721 }
722 
723 static const struct snd_kcontrol_new rolloff_control = {
724 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
725 	.name = "DAC Filter Playback Enum",
726 	.info = rolloff_info,
727 	.get = rolloff_get,
728 	.put = rolloff_put,
729 };
730 
731 static const struct snd_kcontrol_new hdav_hdmi_control = {
732 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
733 	.name = "HDMI Playback Switch",
734 	.info = snd_ctl_boolean_mono_info,
735 	.get = xonar_gpio_bit_switch_get,
736 	.put = xonar_gpio_bit_switch_put,
737 	.private_value = GPIO_HDAV_OUTPUT_ENABLE | XONAR_GPIO_BIT_INVERT,
738 };
739 
740 static int st_output_switch_info(struct snd_kcontrol *ctl,
741 				 struct snd_ctl_elem_info *info)
742 {
743 	static const char *const names[3] = {
744 		"Speakers", "Headphones", "FP Headphones"
745 	};
746 
747 	return snd_ctl_enum_info(info, 1, 3, names);
748 }
749 
750 static int st_output_switch_get(struct snd_kcontrol *ctl,
751 				struct snd_ctl_elem_value *value)
752 {
753 	struct oxygen *chip = ctl->private_data;
754 	u16 gpio;
755 
756 	gpio = oxygen_read16(chip, OXYGEN_GPIO_DATA);
757 	if (!(gpio & GPIO_ST_HP))
758 		value->value.enumerated.item[0] = 0;
759 	else if (gpio & GPIO_ST_HP_REAR)
760 		value->value.enumerated.item[0] = 1;
761 	else
762 		value->value.enumerated.item[0] = 2;
763 	return 0;
764 }
765 
766 
767 static int st_output_switch_put(struct snd_kcontrol *ctl,
768 				struct snd_ctl_elem_value *value)
769 {
770 	struct oxygen *chip = ctl->private_data;
771 	struct xonar_pcm179x *data = chip->model_data;
772 	u16 gpio_old, gpio;
773 
774 	mutex_lock(&chip->mutex);
775 	gpio_old = oxygen_read16(chip, OXYGEN_GPIO_DATA);
776 	gpio = gpio_old;
777 	switch (value->value.enumerated.item[0]) {
778 	case 0:
779 		gpio &= ~(GPIO_ST_HP | GPIO_ST_HP_REAR);
780 		break;
781 	case 1:
782 		gpio |= GPIO_ST_HP | GPIO_ST_HP_REAR;
783 		break;
784 	case 2:
785 		gpio = (gpio | GPIO_ST_HP) & ~GPIO_ST_HP_REAR;
786 		break;
787 	}
788 	oxygen_write16(chip, OXYGEN_GPIO_DATA, gpio);
789 	data->hp_active = gpio & GPIO_ST_HP;
790 	update_pcm1796_volume(chip);
791 	mutex_unlock(&chip->mutex);
792 	return gpio != gpio_old;
793 }
794 
795 static int st_hp_volume_offset_info(struct snd_kcontrol *ctl,
796 				    struct snd_ctl_elem_info *info)
797 {
798 	static const char *const names[3] = {
799 		"< 64 ohms", "64-300 ohms", "300-600 ohms"
800 	};
801 
802 	return snd_ctl_enum_info(info, 1, 3, names);
803 }
804 
805 static int st_hp_volume_offset_get(struct snd_kcontrol *ctl,
806 				   struct snd_ctl_elem_value *value)
807 {
808 	struct oxygen *chip = ctl->private_data;
809 	struct xonar_pcm179x *data = chip->model_data;
810 
811 	mutex_lock(&chip->mutex);
812 	if (data->hp_gain_offset < 2*-6)
813 		value->value.enumerated.item[0] = 0;
814 	else if (data->hp_gain_offset < 0)
815 		value->value.enumerated.item[0] = 1;
816 	else
817 		value->value.enumerated.item[0] = 2;
818 	mutex_unlock(&chip->mutex);
819 	return 0;
820 }
821 
822 
823 static int st_hp_volume_offset_put(struct snd_kcontrol *ctl,
824 				   struct snd_ctl_elem_value *value)
825 {
826 	static const s8 offsets[] = { 2*-18, 2*-6, 0 };
827 	struct oxygen *chip = ctl->private_data;
828 	struct xonar_pcm179x *data = chip->model_data;
829 	s8 offset;
830 	int changed;
831 
832 	if (value->value.enumerated.item[0] > 2)
833 		return -EINVAL;
834 	offset = offsets[value->value.enumerated.item[0]];
835 	mutex_lock(&chip->mutex);
836 	changed = offset != data->hp_gain_offset;
837 	if (changed) {
838 		data->hp_gain_offset = offset;
839 		update_pcm1796_volume(chip);
840 	}
841 	mutex_unlock(&chip->mutex);
842 	return changed;
843 }
844 
845 static const struct snd_kcontrol_new st_controls[] = {
846 	{
847 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
848 		.name = "Analog Output",
849 		.info = st_output_switch_info,
850 		.get = st_output_switch_get,
851 		.put = st_output_switch_put,
852 	},
853 	{
854 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
855 		.name = "Headphones Impedance Playback Enum",
856 		.info = st_hp_volume_offset_info,
857 		.get = st_hp_volume_offset_get,
858 		.put = st_hp_volume_offset_put,
859 	},
860 };
861 
862 static void xonar_line_mic_ac97_switch(struct oxygen *chip,
863 				       unsigned int reg, unsigned int mute)
864 {
865 	if (reg == AC97_LINE) {
866 		spin_lock_irq(&chip->reg_lock);
867 		oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
868 				      mute ? GPIO_INPUT_ROUTE : 0,
869 				      GPIO_INPUT_ROUTE);
870 		spin_unlock_irq(&chip->reg_lock);
871 	}
872 }
873 
874 static const DECLARE_TLV_DB_SCALE(pcm1796_db_scale, -6000, 50, 0);
875 
876 static int xonar_d2_control_filter(struct snd_kcontrol_new *template)
877 {
878 	if (!strncmp(template->name, "CD Capture ", 11))
879 		/* CD in is actually connected to the video in pin */
880 		template->private_value ^= AC97_CD ^ AC97_VIDEO;
881 	return 0;
882 }
883 
884 static int xonar_st_h6_control_filter(struct snd_kcontrol_new *template)
885 {
886 	if (!strncmp(template->name, "Master Playback ", 16))
887 		/* no volume/mute, as I²C to the third DAC does not work */
888 		return 1;
889 	return 0;
890 }
891 
892 static int add_pcm1796_controls(struct oxygen *chip)
893 {
894 	struct xonar_pcm179x *data = chip->model_data;
895 	int err;
896 
897 	if (!data->broken_i2c) {
898 		err = snd_ctl_add(chip->card,
899 				  snd_ctl_new1(&rolloff_control, chip));
900 		if (err < 0)
901 			return err;
902 	}
903 	return 0;
904 }
905 
906 static int xonar_d2_mixer_init(struct oxygen *chip)
907 {
908 	int err;
909 
910 	err = snd_ctl_add(chip->card, snd_ctl_new1(&alt_switch, chip));
911 	if (err < 0)
912 		return err;
913 	err = add_pcm1796_controls(chip);
914 	if (err < 0)
915 		return err;
916 	return 0;
917 }
918 
919 static int xonar_hdav_mixer_init(struct oxygen *chip)
920 {
921 	int err;
922 
923 	err = snd_ctl_add(chip->card, snd_ctl_new1(&hdav_hdmi_control, chip));
924 	if (err < 0)
925 		return err;
926 	err = add_pcm1796_controls(chip);
927 	if (err < 0)
928 		return err;
929 	return 0;
930 }
931 
932 static int xonar_st_mixer_init(struct oxygen *chip)
933 {
934 	unsigned int i;
935 	int err;
936 
937 	for (i = 0; i < ARRAY_SIZE(st_controls); ++i) {
938 		err = snd_ctl_add(chip->card,
939 				  snd_ctl_new1(&st_controls[i], chip));
940 		if (err < 0)
941 			return err;
942 	}
943 	err = add_pcm1796_controls(chip);
944 	if (err < 0)
945 		return err;
946 	return 0;
947 }
948 
949 static void dump_pcm1796_registers(struct oxygen *chip,
950 				   struct snd_info_buffer *buffer)
951 {
952 	struct xonar_pcm179x *data = chip->model_data;
953 	unsigned int dac, i;
954 
955 	for (dac = 0; dac < data->dacs; ++dac) {
956 		snd_iprintf(buffer, "\nPCM1796 %u:", dac + 1);
957 		for (i = 0; i < 5; ++i)
958 			snd_iprintf(buffer, " %02x",
959 				    data->pcm1796_regs[dac][i]);
960 	}
961 	snd_iprintf(buffer, "\n");
962 }
963 
964 static void dump_cs2000_registers(struct oxygen *chip,
965 				  struct snd_info_buffer *buffer)
966 {
967 	struct xonar_pcm179x *data = chip->model_data;
968 	unsigned int i;
969 
970 	if (data->has_cs2000) {
971 		snd_iprintf(buffer, "\nCS2000:\n00:   ");
972 		for (i = 1; i < 0x10; ++i)
973 			snd_iprintf(buffer, " %02x", data->cs2000_regs[i]);
974 		snd_iprintf(buffer, "\n10:");
975 		for (i = 0x10; i < 0x1f; ++i)
976 			snd_iprintf(buffer, " %02x", data->cs2000_regs[i]);
977 		snd_iprintf(buffer, "\n");
978 	}
979 }
980 
981 static void dump_st_registers(struct oxygen *chip,
982 			      struct snd_info_buffer *buffer)
983 {
984 	dump_pcm1796_registers(chip, buffer);
985 	dump_cs2000_registers(chip, buffer);
986 }
987 
988 static const struct oxygen_model model_xonar_d2 = {
989 	.longname = "Asus Virtuoso 200",
990 	.chip = "AV200",
991 	.init = xonar_d2_init,
992 	.control_filter = xonar_d2_control_filter,
993 	.mixer_init = xonar_d2_mixer_init,
994 	.cleanup = xonar_d2_cleanup,
995 	.suspend = xonar_d2_suspend,
996 	.resume = xonar_d2_resume,
997 	.set_dac_params = set_pcm1796_params,
998 	.set_adc_params = xonar_set_cs53x1_params,
999 	.update_dac_volume = update_pcm1796_volume,
1000 	.update_dac_mute = update_pcm1796_mute,
1001 	.dump_registers = dump_pcm1796_registers,
1002 	.dac_tlv = pcm1796_db_scale,
1003 	.model_data_size = sizeof(struct xonar_pcm179x),
1004 	.device_config = PLAYBACK_0_TO_I2S |
1005 			 PLAYBACK_1_TO_SPDIF |
1006 			 CAPTURE_0_FROM_I2S_2 |
1007 			 CAPTURE_1_FROM_SPDIF |
1008 			 MIDI_OUTPUT |
1009 			 MIDI_INPUT |
1010 			 AC97_CD_INPUT,
1011 	.dac_channels_pcm = 8,
1012 	.dac_channels_mixer = 8,
1013 	.dac_volume_min = 255 - 2*60,
1014 	.dac_volume_max = 255,
1015 	.misc_flags = OXYGEN_MISC_MIDI,
1016 	.function_flags = OXYGEN_FUNCTION_SPI |
1017 			  OXYGEN_FUNCTION_ENABLE_SPI_4_5,
1018 	.dac_mclks = OXYGEN_MCLKS(512, 128, 128),
1019 	.adc_mclks = OXYGEN_MCLKS(256, 128, 128),
1020 	.dac_i2s_format = OXYGEN_I2S_FORMAT_I2S,
1021 	.adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
1022 };
1023 
1024 static const struct oxygen_model model_xonar_hdav = {
1025 	.longname = "Asus Virtuoso 200",
1026 	.chip = "AV200",
1027 	.init = xonar_hdav_init,
1028 	.mixer_init = xonar_hdav_mixer_init,
1029 	.cleanup = xonar_hdav_cleanup,
1030 	.suspend = xonar_hdav_suspend,
1031 	.resume = xonar_hdav_resume,
1032 	.pcm_hardware_filter = xonar_hdmi_pcm_hardware_filter,
1033 	.set_dac_params = set_hdav_params,
1034 	.set_adc_params = xonar_set_cs53x1_params,
1035 	.update_dac_volume = update_pcm1796_volume,
1036 	.update_dac_mute = update_pcm1796_mute,
1037 	.uart_input = xonar_hdmi_uart_input,
1038 	.ac97_switch = xonar_line_mic_ac97_switch,
1039 	.dump_registers = dump_pcm1796_registers,
1040 	.dac_tlv = pcm1796_db_scale,
1041 	.model_data_size = sizeof(struct xonar_hdav),
1042 	.device_config = PLAYBACK_0_TO_I2S |
1043 			 PLAYBACK_1_TO_SPDIF |
1044 			 CAPTURE_0_FROM_I2S_2 |
1045 			 CAPTURE_1_FROM_SPDIF,
1046 	.dac_channels_pcm = 8,
1047 	.dac_channels_mixer = 2,
1048 	.dac_volume_min = 255 - 2*60,
1049 	.dac_volume_max = 255,
1050 	.misc_flags = OXYGEN_MISC_MIDI,
1051 	.function_flags = OXYGEN_FUNCTION_2WIRE,
1052 	.dac_mclks = OXYGEN_MCLKS(512, 128, 128),
1053 	.adc_mclks = OXYGEN_MCLKS(256, 128, 128),
1054 	.dac_i2s_format = OXYGEN_I2S_FORMAT_I2S,
1055 	.adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
1056 };
1057 
1058 static const struct oxygen_model model_xonar_st = {
1059 	.longname = "Asus Virtuoso 100",
1060 	.chip = "AV200",
1061 	.init = xonar_st_init,
1062 	.mixer_init = xonar_st_mixer_init,
1063 	.cleanup = xonar_st_cleanup,
1064 	.suspend = xonar_st_suspend,
1065 	.resume = xonar_st_resume,
1066 	.set_dac_params = set_st_params,
1067 	.set_adc_params = xonar_set_cs53x1_params,
1068 	.update_dac_volume = update_pcm1796_volume,
1069 	.update_dac_mute = update_pcm1796_mute,
1070 	.ac97_switch = xonar_line_mic_ac97_switch,
1071 	.dump_registers = dump_st_registers,
1072 	.dac_tlv = pcm1796_db_scale,
1073 	.model_data_size = sizeof(struct xonar_pcm179x),
1074 	.device_config = PLAYBACK_0_TO_I2S |
1075 			 PLAYBACK_1_TO_SPDIF |
1076 			 CAPTURE_0_FROM_I2S_2 |
1077 			 CAPTURE_1_FROM_SPDIF |
1078 			 AC97_FMIC_SWITCH,
1079 	.dac_channels_pcm = 2,
1080 	.dac_channels_mixer = 2,
1081 	.dac_volume_min = 255 - 2*60,
1082 	.dac_volume_max = 255,
1083 	.function_flags = OXYGEN_FUNCTION_2WIRE,
1084 	.dac_mclks = OXYGEN_MCLKS(512, 128, 128),
1085 	.adc_mclks = OXYGEN_MCLKS(256, 128, 128),
1086 	.dac_i2s_format = OXYGEN_I2S_FORMAT_I2S,
1087 	.adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
1088 };
1089 
1090 int __devinit get_xonar_pcm179x_model(struct oxygen *chip,
1091 				      const struct pci_device_id *id)
1092 {
1093 	switch (id->subdevice) {
1094 	case 0x8269:
1095 		chip->model = model_xonar_d2;
1096 		chip->model.shortname = "Xonar D2";
1097 		break;
1098 	case 0x82b7:
1099 		chip->model = model_xonar_d2;
1100 		chip->model.shortname = "Xonar D2X";
1101 		chip->model.init = xonar_d2x_init;
1102 		break;
1103 	case 0x8314:
1104 		chip->model = model_xonar_hdav;
1105 		oxygen_clear_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_DB_MASK);
1106 		switch (oxygen_read16(chip, OXYGEN_GPIO_DATA) & GPIO_DB_MASK) {
1107 		default:
1108 			chip->model.shortname = "Xonar HDAV1.3";
1109 			break;
1110 		case GPIO_DB_H6:
1111 			chip->model.shortname = "Xonar HDAV1.3+H6";
1112 			chip->model.dac_channels_mixer = 8;
1113 			chip->model.dac_mclks = OXYGEN_MCLKS(256, 128, 128);
1114 			break;
1115 		}
1116 		break;
1117 	case 0x835d:
1118 		chip->model = model_xonar_st;
1119 		oxygen_clear_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_DB_MASK);
1120 		switch (oxygen_read16(chip, OXYGEN_GPIO_DATA) & GPIO_DB_MASK) {
1121 		default:
1122 			chip->model.shortname = "Xonar ST";
1123 			break;
1124 		case GPIO_DB_H6:
1125 			chip->model.shortname = "Xonar ST+H6";
1126 			chip->model.control_filter = xonar_st_h6_control_filter;
1127 			chip->model.dac_channels_pcm = 8;
1128 			chip->model.dac_channels_mixer = 8;
1129 			chip->model.dac_volume_min = 255;
1130 			chip->model.dac_mclks = OXYGEN_MCLKS(256, 128, 128);
1131 			break;
1132 		}
1133 		break;
1134 	case 0x835c:
1135 		chip->model = model_xonar_st;
1136 		chip->model.shortname = "Xonar STX";
1137 		chip->model.init = xonar_stx_init;
1138 		chip->model.resume = xonar_stx_resume;
1139 		chip->model.set_dac_params = set_pcm1796_params;
1140 		break;
1141 	default:
1142 		return -EINVAL;
1143 	}
1144 	return 0;
1145 }
1146