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 (II)
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 GPIO_XENSE_OUTPUT_ENABLE	(0x0001 | 0x0010 | 0x0020)
216#define GPIO_XENSE_SPEAKERS		0x0080
217
218#define I2C_DEVICE_PCM1796(i)	(0x98 + ((i) << 1))	/* 10011, ii, /W=0 */
219#define I2C_DEVICE_CS2000	0x9c			/* 100111, 0, /W=0 */
220
221#define PCM1796_REG_BASE	16
222
223
224struct xonar_pcm179x {
225	struct xonar_generic generic;
226	unsigned int dacs;
227	u8 pcm1796_regs[4][5];
228	unsigned int current_rate;
229	bool h6;
230	bool hp_active;
231	s8 hp_gain_offset;
232	bool has_cs2000;
233	u8 cs2000_regs[0x1f];
234	bool broken_i2c;
235};
236
237struct xonar_hdav {
238	struct xonar_pcm179x pcm179x;
239	struct xonar_hdmi hdmi;
240};
241
242
243static inline void pcm1796_write_spi(struct oxygen *chip, unsigned int codec,
244				     u8 reg, u8 value)
245{
246	/* maps ALSA channel pair number to SPI output */
247	static const u8 codec_map[4] = {
248		0, 1, 2, 4
249	};
250	oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER  |
251			 OXYGEN_SPI_DATA_LENGTH_2 |
252			 OXYGEN_SPI_CLOCK_160 |
253			 (codec_map[codec] << OXYGEN_SPI_CODEC_SHIFT) |
254			 OXYGEN_SPI_CEN_LATCH_CLOCK_HI,
255			 (reg << 8) | value);
256}
257
258static inline void pcm1796_write_i2c(struct oxygen *chip, unsigned int codec,
259				     u8 reg, u8 value)
260{
261	oxygen_write_i2c(chip, I2C_DEVICE_PCM1796(codec), reg, value);
262}
263
264static void pcm1796_write(struct oxygen *chip, unsigned int codec,
265			  u8 reg, u8 value)
266{
267	struct xonar_pcm179x *data = chip->model_data;
268
269	if ((chip->model.function_flags & OXYGEN_FUNCTION_2WIRE_SPI_MASK) ==
270	    OXYGEN_FUNCTION_SPI)
271		pcm1796_write_spi(chip, codec, reg, value);
272	else
273		pcm1796_write_i2c(chip, codec, reg, value);
274	if ((unsigned int)(reg - PCM1796_REG_BASE)
275	    < ARRAY_SIZE(data->pcm1796_regs[codec]))
276		data->pcm1796_regs[codec][reg - PCM1796_REG_BASE] = value;
277}
278
279static void pcm1796_write_cached(struct oxygen *chip, unsigned int codec,
280				 u8 reg, u8 value)
281{
282	struct xonar_pcm179x *data = chip->model_data;
283
284	if (value != data->pcm1796_regs[codec][reg - PCM1796_REG_BASE])
285		pcm1796_write(chip, codec, reg, value);
286}
287
288static void cs2000_write(struct oxygen *chip, u8 reg, u8 value)
289{
290	struct xonar_pcm179x *data = chip->model_data;
291
292	oxygen_write_i2c(chip, I2C_DEVICE_CS2000, reg, value);
293	data->cs2000_regs[reg] = value;
294}
295
296static void cs2000_write_cached(struct oxygen *chip, u8 reg, u8 value)
297{
298	struct xonar_pcm179x *data = chip->model_data;
299
300	if (value != data->cs2000_regs[reg])
301		cs2000_write(chip, reg, value);
302}
303
304static void pcm1796_registers_init(struct oxygen *chip)
305{
306	struct xonar_pcm179x *data = chip->model_data;
307	unsigned int i;
308	s8 gain_offset;
309
310	msleep(1);
311	gain_offset = data->hp_active ? data->hp_gain_offset : 0;
312	for (i = 0; i < data->dacs; ++i) {
313		/* set ATLD before ATL/ATR */
314		pcm1796_write(chip, i, 18,
315			      data->pcm1796_regs[0][18 - PCM1796_REG_BASE]);
316		pcm1796_write(chip, i, 16, chip->dac_volume[i * 2]
317			      + gain_offset);
318		pcm1796_write(chip, i, 17, chip->dac_volume[i * 2 + 1]
319			      + gain_offset);
320		pcm1796_write(chip, i, 19,
321			      data->pcm1796_regs[0][19 - PCM1796_REG_BASE]);
322		pcm1796_write(chip, i, 20,
323			      data->pcm1796_regs[0][20 - PCM1796_REG_BASE]);
324		pcm1796_write(chip, i, 21, 0);
325		gain_offset = 0;
326	}
327}
328
329static void pcm1796_init(struct oxygen *chip)
330{
331	struct xonar_pcm179x *data = chip->model_data;
332
333	data->pcm1796_regs[0][18 - PCM1796_REG_BASE] =
334		PCM1796_DMF_DISABLED | PCM1796_FMT_24_I2S | PCM1796_ATLD;
335	if (!data->broken_i2c)
336		data->pcm1796_regs[0][18 - PCM1796_REG_BASE] |= PCM1796_MUTE;
337	data->pcm1796_regs[0][19 - PCM1796_REG_BASE] =
338		PCM1796_FLT_SHARP | PCM1796_ATS_1;
339	data->pcm1796_regs[0][20 - PCM1796_REG_BASE] =
340		data->h6 ? PCM1796_OS_64 : PCM1796_OS_128;
341	pcm1796_registers_init(chip);
342	data->current_rate = 48000;
343}
344
345static void xonar_d2_init(struct oxygen *chip)
346{
347	struct xonar_pcm179x *data = chip->model_data;
348
349	data->generic.anti_pop_delay = 300;
350	data->generic.output_enable_bit = GPIO_D2_OUTPUT_ENABLE;
351	data->dacs = 4;
352
353	pcm1796_init(chip);
354
355	oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_D2_ALT);
356	oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_D2_ALT);
357
358	oxygen_ac97_set_bits(chip, 0, CM9780_JACK, CM9780_FMIC2MIC);
359
360	xonar_init_cs53x1(chip);
361	xonar_enable_output(chip);
362
363	snd_component_add(chip->card, "PCM1796");
364	snd_component_add(chip->card, "CS5381");
365}
366
367static void xonar_d2x_init(struct oxygen *chip)
368{
369	struct xonar_pcm179x *data = chip->model_data;
370
371	data->generic.ext_power_reg = OXYGEN_GPIO_DATA;
372	data->generic.ext_power_int_reg = OXYGEN_GPIO_INTERRUPT_MASK;
373	data->generic.ext_power_bit = GPIO_D2X_EXT_POWER;
374	oxygen_clear_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_D2X_EXT_POWER);
375	xonar_init_ext_power(chip);
376	xonar_d2_init(chip);
377}
378
379static void xonar_hdav_init(struct oxygen *chip)
380{
381	struct xonar_hdav *data = chip->model_data;
382
383	oxygen_write16(chip, OXYGEN_2WIRE_BUS_STATUS,
384		       OXYGEN_2WIRE_LENGTH_8 |
385		       OXYGEN_2WIRE_INTERRUPT_MASK |
386		       OXYGEN_2WIRE_SPEED_STANDARD);
387
388	data->pcm179x.generic.anti_pop_delay = 100;
389	data->pcm179x.generic.output_enable_bit = GPIO_HDAV_OUTPUT_ENABLE;
390	data->pcm179x.generic.ext_power_reg = OXYGEN_GPI_DATA;
391	data->pcm179x.generic.ext_power_int_reg = OXYGEN_GPI_INTERRUPT_MASK;
392	data->pcm179x.generic.ext_power_bit = GPI_EXT_POWER;
393	data->pcm179x.dacs = chip->model.dac_channels_mixer / 2;
394	data->pcm179x.h6 = chip->model.dac_channels_mixer > 2;
395
396	pcm1796_init(chip);
397
398	oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL,
399			  GPIO_HDAV_MAGIC | GPIO_INPUT_ROUTE);
400	oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_INPUT_ROUTE);
401
402	xonar_init_cs53x1(chip);
403	xonar_init_ext_power(chip);
404	xonar_hdmi_init(chip, &data->hdmi);
405	xonar_enable_output(chip);
406
407	snd_component_add(chip->card, "PCM1796");
408	snd_component_add(chip->card, "CS5381");
409}
410
411static void xonar_st_init_i2c(struct oxygen *chip)
412{
413	oxygen_write16(chip, OXYGEN_2WIRE_BUS_STATUS,
414		       OXYGEN_2WIRE_LENGTH_8 |
415		       OXYGEN_2WIRE_INTERRUPT_MASK |
416		       OXYGEN_2WIRE_SPEED_STANDARD);
417}
418
419static void xonar_st_init_common(struct oxygen *chip)
420{
421	struct xonar_pcm179x *data = chip->model_data;
422
423	data->generic.output_enable_bit = GPIO_ST_OUTPUT_ENABLE;
424	data->dacs = chip->model.dac_channels_mixer / 2;
425	data->h6 = chip->model.dac_channels_mixer > 2;
426	data->hp_gain_offset = 2*-18;
427
428	pcm1796_init(chip);
429
430	oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL,
431			  GPIO_INPUT_ROUTE | GPIO_ST_HP_REAR |
432			  GPIO_ST_MAGIC | GPIO_ST_HP);
433	oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA,
434			    GPIO_INPUT_ROUTE | GPIO_ST_HP_REAR | GPIO_ST_HP);
435
436	xonar_init_cs53x1(chip);
437	xonar_enable_output(chip);
438
439	snd_component_add(chip->card, "PCM1792A");
440	snd_component_add(chip->card, "CS5381");
441}
442
443static void cs2000_registers_init(struct oxygen *chip)
444{
445	struct xonar_pcm179x *data = chip->model_data;
446
447	cs2000_write(chip, CS2000_GLOBAL_CFG, CS2000_FREEZE);
448	cs2000_write(chip, CS2000_DEV_CTRL, 0);
449	cs2000_write(chip, CS2000_DEV_CFG_1,
450		     CS2000_R_MOD_SEL_1 |
451		     (0 << CS2000_R_SEL_SHIFT) |
452		     CS2000_AUX_OUT_SRC_REF_CLK |
453		     CS2000_EN_DEV_CFG_1);
454	cs2000_write(chip, CS2000_DEV_CFG_2,
455		     (0 << CS2000_LOCK_CLK_SHIFT) |
456		     CS2000_FRAC_N_SRC_STATIC);
457	cs2000_write(chip, CS2000_RATIO_0 + 0, 0x00); /* 1.0 */
458	cs2000_write(chip, CS2000_RATIO_0 + 1, 0x10);
459	cs2000_write(chip, CS2000_RATIO_0 + 2, 0x00);
460	cs2000_write(chip, CS2000_RATIO_0 + 3, 0x00);
461	cs2000_write(chip, CS2000_FUN_CFG_1,
462		     data->cs2000_regs[CS2000_FUN_CFG_1]);
463	cs2000_write(chip, CS2000_FUN_CFG_2, 0);
464	cs2000_write(chip, CS2000_GLOBAL_CFG, CS2000_EN_DEV_CFG_2);
465	msleep(3); /* PLL lock delay */
466}
467
468static void xonar_st_init(struct oxygen *chip)
469{
470	struct xonar_pcm179x *data = chip->model_data;
471
472	data->generic.anti_pop_delay = 100;
473	data->h6 = chip->model.dac_channels_mixer > 2;
474	data->has_cs2000 = 1;
475	data->cs2000_regs[CS2000_FUN_CFG_1] = CS2000_REF_CLK_DIV_1;
476	data->broken_i2c = true;
477
478	oxygen_write16(chip, OXYGEN_I2S_A_FORMAT,
479		       OXYGEN_RATE_48000 |
480		       OXYGEN_I2S_FORMAT_I2S |
481		       OXYGEN_I2S_MCLK(data->h6 ? MCLK_256 : MCLK_512) |
482		       OXYGEN_I2S_BITS_16 |
483		       OXYGEN_I2S_MASTER |
484		       OXYGEN_I2S_BCLK_64);
485
486	xonar_st_init_i2c(chip);
487	cs2000_registers_init(chip);
488	xonar_st_init_common(chip);
489
490	snd_component_add(chip->card, "CS2000");
491}
492
493static void xonar_stx_init(struct oxygen *chip)
494{
495	struct xonar_pcm179x *data = chip->model_data;
496
497	xonar_st_init_i2c(chip);
498	data->generic.anti_pop_delay = 800;
499	data->generic.ext_power_reg = OXYGEN_GPI_DATA;
500	data->generic.ext_power_int_reg = OXYGEN_GPI_INTERRUPT_MASK;
501	data->generic.ext_power_bit = GPI_EXT_POWER;
502	xonar_init_ext_power(chip);
503	xonar_st_init_common(chip);
504}
505
506static void xonar_xense_init(struct oxygen *chip)
507{
508	struct xonar_pcm179x *data = chip->model_data;
509
510	data->generic.ext_power_reg = OXYGEN_GPI_DATA;
511	data->generic.ext_power_int_reg = OXYGEN_GPI_INTERRUPT_MASK;
512	data->generic.ext_power_bit = GPI_EXT_POWER;
513	xonar_init_ext_power(chip);
514
515	data->generic.anti_pop_delay = 100;
516	data->has_cs2000 = 1;
517	data->cs2000_regs[CS2000_FUN_CFG_1] = CS2000_REF_CLK_DIV_1;
518
519	oxygen_write16(chip, OXYGEN_I2S_A_FORMAT,
520		OXYGEN_RATE_48000 |
521		OXYGEN_I2S_FORMAT_I2S |
522		OXYGEN_I2S_MCLK(MCLK_512) |
523		OXYGEN_I2S_BITS_16 |
524		OXYGEN_I2S_MASTER |
525		OXYGEN_I2S_BCLK_64);
526
527	xonar_st_init_i2c(chip);
528	cs2000_registers_init(chip);
529
530	data->generic.output_enable_bit = GPIO_XENSE_OUTPUT_ENABLE;
531	data->dacs = 1;
532	data->hp_gain_offset = 2*-18;
533
534	pcm1796_init(chip);
535
536	oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL,
537		GPIO_INPUT_ROUTE | GPIO_ST_HP_REAR |
538		GPIO_ST_MAGIC | GPIO_XENSE_SPEAKERS);
539	oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA,
540		GPIO_INPUT_ROUTE | GPIO_ST_HP_REAR |
541		GPIO_XENSE_SPEAKERS);
542
543	xonar_init_cs53x1(chip);
544	xonar_enable_output(chip);
545
546	snd_component_add(chip->card, "PCM1796");
547	snd_component_add(chip->card, "CS5381");
548	snd_component_add(chip->card, "CS2000");
549}
550
551static void xonar_d2_cleanup(struct oxygen *chip)
552{
553	xonar_disable_output(chip);
554}
555
556static void xonar_hdav_cleanup(struct oxygen *chip)
557{
558	xonar_hdmi_cleanup(chip);
559	xonar_disable_output(chip);
560	msleep(2);
561}
562
563static void xonar_st_cleanup(struct oxygen *chip)
564{
565	xonar_disable_output(chip);
566}
567
568static void xonar_d2_suspend(struct oxygen *chip)
569{
570	xonar_d2_cleanup(chip);
571}
572
573static void xonar_hdav_suspend(struct oxygen *chip)
574{
575	xonar_hdav_cleanup(chip);
576}
577
578static void xonar_st_suspend(struct oxygen *chip)
579{
580	xonar_st_cleanup(chip);
581}
582
583static void xonar_d2_resume(struct oxygen *chip)
584{
585	pcm1796_registers_init(chip);
586	xonar_enable_output(chip);
587}
588
589static void xonar_hdav_resume(struct oxygen *chip)
590{
591	struct xonar_hdav *data = chip->model_data;
592
593	pcm1796_registers_init(chip);
594	xonar_hdmi_resume(chip, &data->hdmi);
595	xonar_enable_output(chip);
596}
597
598static void xonar_stx_resume(struct oxygen *chip)
599{
600	pcm1796_registers_init(chip);
601	xonar_enable_output(chip);
602}
603
604static void xonar_st_resume(struct oxygen *chip)
605{
606	cs2000_registers_init(chip);
607	xonar_stx_resume(chip);
608}
609
610static void update_pcm1796_oversampling(struct oxygen *chip)
611{
612	struct xonar_pcm179x *data = chip->model_data;
613	unsigned int i;
614	u8 reg;
615
616	if (data->current_rate <= 48000 && !data->h6)
617		reg = PCM1796_OS_128;
618	else
619		reg = PCM1796_OS_64;
620	for (i = 0; i < data->dacs; ++i)
621		pcm1796_write_cached(chip, i, 20, reg);
622}
623
624static void set_pcm1796_params(struct oxygen *chip,
625			       struct snd_pcm_hw_params *params)
626{
627	struct xonar_pcm179x *data = chip->model_data;
628
629	msleep(1);
630	data->current_rate = params_rate(params);
631	update_pcm1796_oversampling(chip);
632}
633
634static void update_pcm1796_volume(struct oxygen *chip)
635{
636	struct xonar_pcm179x *data = chip->model_data;
637	unsigned int i;
638	s8 gain_offset;
639
640	gain_offset = data->hp_active ? data->hp_gain_offset : 0;
641	for (i = 0; i < data->dacs; ++i) {
642		pcm1796_write_cached(chip, i, 16, chip->dac_volume[i * 2]
643				     + gain_offset);
644		pcm1796_write_cached(chip, i, 17, chip->dac_volume[i * 2 + 1]
645				     + gain_offset);
646		gain_offset = 0;
647	}
648}
649
650static void update_pcm1796_mute(struct oxygen *chip)
651{
652	struct xonar_pcm179x *data = chip->model_data;
653	unsigned int i;
654	u8 value;
655
656	value = PCM1796_DMF_DISABLED | PCM1796_FMT_24_I2S | PCM1796_ATLD;
657	if (chip->dac_mute)
658		value |= PCM1796_MUTE;
659	for (i = 0; i < data->dacs; ++i)
660		pcm1796_write_cached(chip, i, 18, value);
661}
662
663static void update_cs2000_rate(struct oxygen *chip, unsigned int rate)
664{
665	struct xonar_pcm179x *data = chip->model_data;
666	u8 rate_mclk, reg;
667
668	switch (rate) {
669	case 32000:
670	case 64000:
671		rate_mclk = OXYGEN_RATE_32000;
672		break;
673	case 44100:
674	case 88200:
675	case 176400:
676		rate_mclk = OXYGEN_RATE_44100;
677		break;
678	default:
679	case 48000:
680	case 96000:
681	case 192000:
682		rate_mclk = OXYGEN_RATE_48000;
683		break;
684	}
685
686	if (rate <= 96000 && (rate > 48000 || data->h6)) {
687		rate_mclk |= OXYGEN_I2S_MCLK(MCLK_256);
688		reg = CS2000_REF_CLK_DIV_1;
689	} else {
690		rate_mclk |= OXYGEN_I2S_MCLK(MCLK_512);
691		reg = CS2000_REF_CLK_DIV_2;
692	}
693
694	oxygen_write16_masked(chip, OXYGEN_I2S_A_FORMAT, rate_mclk,
695			      OXYGEN_I2S_RATE_MASK | OXYGEN_I2S_MCLK_MASK);
696	cs2000_write_cached(chip, CS2000_FUN_CFG_1, reg);
697	msleep(3); /* PLL lock delay */
698}
699
700static void set_st_params(struct oxygen *chip,
701			  struct snd_pcm_hw_params *params)
702{
703	update_cs2000_rate(chip, params_rate(params));
704	set_pcm1796_params(chip, params);
705}
706
707static void set_hdav_params(struct oxygen *chip,
708			    struct snd_pcm_hw_params *params)
709{
710	struct xonar_hdav *data = chip->model_data;
711
712	set_pcm1796_params(chip, params);
713	xonar_set_hdmi_params(chip, &data->hdmi, params);
714}
715
716static const struct snd_kcontrol_new alt_switch = {
717	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
718	.name = "Analog Loopback Switch",
719	.info = snd_ctl_boolean_mono_info,
720	.get = xonar_gpio_bit_switch_get,
721	.put = xonar_gpio_bit_switch_put,
722	.private_value = GPIO_D2_ALT,
723};
724
725static int rolloff_info(struct snd_kcontrol *ctl,
726			struct snd_ctl_elem_info *info)
727{
728	static const char *const names[2] = {
729		"Sharp Roll-off", "Slow Roll-off"
730	};
731
732	return snd_ctl_enum_info(info, 1, 2, names);
733}
734
735static int rolloff_get(struct snd_kcontrol *ctl,
736		       struct snd_ctl_elem_value *value)
737{
738	struct oxygen *chip = ctl->private_data;
739	struct xonar_pcm179x *data = chip->model_data;
740
741	value->value.enumerated.item[0] =
742		(data->pcm1796_regs[0][19 - PCM1796_REG_BASE] &
743		 PCM1796_FLT_MASK) != PCM1796_FLT_SHARP;
744	return 0;
745}
746
747static int rolloff_put(struct snd_kcontrol *ctl,
748		       struct snd_ctl_elem_value *value)
749{
750	struct oxygen *chip = ctl->private_data;
751	struct xonar_pcm179x *data = chip->model_data;
752	unsigned int i;
753	int changed;
754	u8 reg;
755
756	mutex_lock(&chip->mutex);
757	reg = data->pcm1796_regs[0][19 - PCM1796_REG_BASE];
758	reg &= ~PCM1796_FLT_MASK;
759	if (!value->value.enumerated.item[0])
760		reg |= PCM1796_FLT_SHARP;
761	else
762		reg |= PCM1796_FLT_SLOW;
763	changed = reg != data->pcm1796_regs[0][19 - PCM1796_REG_BASE];
764	if (changed) {
765		for (i = 0; i < data->dacs; ++i)
766			pcm1796_write(chip, i, 19, reg);
767	}
768	mutex_unlock(&chip->mutex);
769	return changed;
770}
771
772static const struct snd_kcontrol_new rolloff_control = {
773	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
774	.name = "DAC Filter Playback Enum",
775	.info = rolloff_info,
776	.get = rolloff_get,
777	.put = rolloff_put,
778};
779
780static const struct snd_kcontrol_new hdav_hdmi_control = {
781	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
782	.name = "HDMI Playback Switch",
783	.info = snd_ctl_boolean_mono_info,
784	.get = xonar_gpio_bit_switch_get,
785	.put = xonar_gpio_bit_switch_put,
786	.private_value = GPIO_HDAV_OUTPUT_ENABLE | XONAR_GPIO_BIT_INVERT,
787};
788
789static int st_output_switch_info(struct snd_kcontrol *ctl,
790				 struct snd_ctl_elem_info *info)
791{
792	static const char *const names[3] = {
793		"Speakers", "Headphones", "FP Headphones"
794	};
795
796	return snd_ctl_enum_info(info, 1, 3, names);
797}
798
799static int st_output_switch_get(struct snd_kcontrol *ctl,
800				struct snd_ctl_elem_value *value)
801{
802	struct oxygen *chip = ctl->private_data;
803	u16 gpio;
804
805	gpio = oxygen_read16(chip, OXYGEN_GPIO_DATA);
806	if (!(gpio & GPIO_ST_HP))
807		value->value.enumerated.item[0] = 0;
808	else if (gpio & GPIO_ST_HP_REAR)
809		value->value.enumerated.item[0] = 1;
810	else
811		value->value.enumerated.item[0] = 2;
812	return 0;
813}
814
815
816static int st_output_switch_put(struct snd_kcontrol *ctl,
817				struct snd_ctl_elem_value *value)
818{
819	struct oxygen *chip = ctl->private_data;
820	struct xonar_pcm179x *data = chip->model_data;
821	u16 gpio_old, gpio;
822
823	mutex_lock(&chip->mutex);
824	gpio_old = oxygen_read16(chip, OXYGEN_GPIO_DATA);
825	gpio = gpio_old;
826	switch (value->value.enumerated.item[0]) {
827	case 0:
828		gpio &= ~(GPIO_ST_HP | GPIO_ST_HP_REAR);
829		break;
830	case 1:
831		gpio |= GPIO_ST_HP | GPIO_ST_HP_REAR;
832		break;
833	case 2:
834		gpio = (gpio | GPIO_ST_HP) & ~GPIO_ST_HP_REAR;
835		break;
836	}
837	oxygen_write16(chip, OXYGEN_GPIO_DATA, gpio);
838	data->hp_active = gpio & GPIO_ST_HP;
839	update_pcm1796_volume(chip);
840	mutex_unlock(&chip->mutex);
841	return gpio != gpio_old;
842}
843
844static int st_hp_volume_offset_info(struct snd_kcontrol *ctl,
845				    struct snd_ctl_elem_info *info)
846{
847	static const char *const names[4] = {
848		"< 32 ohms", "32-64 ohms", "64-300 ohms", "300-600 ohms"
849	};
850
851	return snd_ctl_enum_info(info, 1, 4, names);
852}
853
854static int st_hp_volume_offset_get(struct snd_kcontrol *ctl,
855				   struct snd_ctl_elem_value *value)
856{
857	struct oxygen *chip = ctl->private_data;
858	struct xonar_pcm179x *data = chip->model_data;
859
860	mutex_lock(&chip->mutex);
861	if (data->hp_gain_offset < 2*-12)
862		value->value.enumerated.item[0] = 0;
863	else if (data->hp_gain_offset < 2*-6)
864		value->value.enumerated.item[0] = 1;
865	else if (data->hp_gain_offset < 0)
866		value->value.enumerated.item[0] = 2;
867	else
868		value->value.enumerated.item[0] = 3;
869	mutex_unlock(&chip->mutex);
870	return 0;
871}
872
873
874static int st_hp_volume_offset_put(struct snd_kcontrol *ctl,
875				   struct snd_ctl_elem_value *value)
876{
877	static const s8 offsets[] = { 2*-18, 2*-12, 2*-6, 0 };
878	struct oxygen *chip = ctl->private_data;
879	struct xonar_pcm179x *data = chip->model_data;
880	s8 offset;
881	int changed;
882
883	if (value->value.enumerated.item[0] > 3)
884		return -EINVAL;
885	offset = offsets[value->value.enumerated.item[0]];
886	mutex_lock(&chip->mutex);
887	changed = offset != data->hp_gain_offset;
888	if (changed) {
889		data->hp_gain_offset = offset;
890		update_pcm1796_volume(chip);
891	}
892	mutex_unlock(&chip->mutex);
893	return changed;
894}
895
896static const struct snd_kcontrol_new st_controls[] = {
897	{
898		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
899		.name = "Analog Output",
900		.info = st_output_switch_info,
901		.get = st_output_switch_get,
902		.put = st_output_switch_put,
903	},
904	{
905		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
906		.name = "Headphones Impedance Playback Enum",
907		.info = st_hp_volume_offset_info,
908		.get = st_hp_volume_offset_get,
909		.put = st_hp_volume_offset_put,
910	},
911};
912
913static int xense_output_switch_get(struct snd_kcontrol *ctl,
914				   struct snd_ctl_elem_value *value)
915{
916	struct oxygen *chip = ctl->private_data;
917	u16 gpio;
918
919	gpio = oxygen_read16(chip, OXYGEN_GPIO_DATA);
920	if (gpio & GPIO_XENSE_SPEAKERS)
921		value->value.enumerated.item[0] = 0;
922	else if (!(gpio & GPIO_XENSE_SPEAKERS) && (gpio & GPIO_ST_HP_REAR))
923		value->value.enumerated.item[0] = 1;
924	else
925		value->value.enumerated.item[0] = 2;
926	return 0;
927}
928
929static int xense_output_switch_put(struct snd_kcontrol *ctl,
930				   struct snd_ctl_elem_value *value)
931{
932	struct oxygen *chip = ctl->private_data;
933	struct xonar_pcm179x *data = chip->model_data;
934	u16 gpio_old, gpio;
935
936	mutex_lock(&chip->mutex);
937	gpio_old = oxygen_read16(chip, OXYGEN_GPIO_DATA);
938	gpio = gpio_old;
939	switch (value->value.enumerated.item[0]) {
940	case 0:
941		gpio |= GPIO_XENSE_SPEAKERS | GPIO_ST_HP_REAR;
942		break;
943	case 1:
944		gpio = (gpio | GPIO_ST_HP_REAR) & ~GPIO_XENSE_SPEAKERS;
945		break;
946	case 2:
947		gpio &= ~(GPIO_XENSE_SPEAKERS | GPIO_ST_HP_REAR);
948		break;
949	}
950	oxygen_write16(chip, OXYGEN_GPIO_DATA, gpio);
951	data->hp_active = !(gpio & GPIO_XENSE_SPEAKERS);
952	update_pcm1796_volume(chip);
953	mutex_unlock(&chip->mutex);
954	return gpio != gpio_old;
955}
956
957static const struct snd_kcontrol_new xense_controls[] = {
958	{
959		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
960		.name = "Analog Output",
961		.info = st_output_switch_info,
962		.get = xense_output_switch_get,
963		.put = xense_output_switch_put,
964	},
965	{
966		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
967		.name = "Headphones Impedance Playback Enum",
968		.info = st_hp_volume_offset_info,
969		.get = st_hp_volume_offset_get,
970		.put = st_hp_volume_offset_put,
971	},
972};
973
974static void xonar_line_mic_ac97_switch(struct oxygen *chip,
975				       unsigned int reg, unsigned int mute)
976{
977	if (reg == AC97_LINE) {
978		spin_lock_irq(&chip->reg_lock);
979		oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
980				      mute ? GPIO_INPUT_ROUTE : 0,
981				      GPIO_INPUT_ROUTE);
982		spin_unlock_irq(&chip->reg_lock);
983	}
984}
985
986static const DECLARE_TLV_DB_SCALE(pcm1796_db_scale, -6000, 50, 0);
987
988static int xonar_d2_control_filter(struct snd_kcontrol_new *template)
989{
990	if (!strncmp(template->name, "CD Capture ", 11))
991		/* CD in is actually connected to the video in pin */
992		template->private_value ^= AC97_CD ^ AC97_VIDEO;
993	return 0;
994}
995
996static int xonar_st_h6_control_filter(struct snd_kcontrol_new *template)
997{
998	if (!strncmp(template->name, "Master Playback ", 16))
999		/* no volume/mute, as I²C to the third DAC does not work */
1000		return 1;
1001	return 0;
1002}
1003
1004static int add_pcm1796_controls(struct oxygen *chip)
1005{
1006	struct xonar_pcm179x *data = chip->model_data;
1007	int err;
1008
1009	if (!data->broken_i2c) {
1010		err = snd_ctl_add(chip->card,
1011				  snd_ctl_new1(&rolloff_control, chip));
1012		if (err < 0)
1013			return err;
1014	}
1015	return 0;
1016}
1017
1018static int xonar_d2_mixer_init(struct oxygen *chip)
1019{
1020	int err;
1021
1022	err = snd_ctl_add(chip->card, snd_ctl_new1(&alt_switch, chip));
1023	if (err < 0)
1024		return err;
1025	err = add_pcm1796_controls(chip);
1026	if (err < 0)
1027		return err;
1028	return 0;
1029}
1030
1031static int xonar_hdav_mixer_init(struct oxygen *chip)
1032{
1033	int err;
1034
1035	err = snd_ctl_add(chip->card, snd_ctl_new1(&hdav_hdmi_control, chip));
1036	if (err < 0)
1037		return err;
1038	err = add_pcm1796_controls(chip);
1039	if (err < 0)
1040		return err;
1041	return 0;
1042}
1043
1044static int xonar_st_mixer_init(struct oxygen *chip)
1045{
1046	unsigned int i;
1047	int err;
1048
1049	for (i = 0; i < ARRAY_SIZE(st_controls); ++i) {
1050		err = snd_ctl_add(chip->card,
1051				  snd_ctl_new1(&st_controls[i], chip));
1052		if (err < 0)
1053			return err;
1054	}
1055	err = add_pcm1796_controls(chip);
1056	if (err < 0)
1057		return err;
1058	return 0;
1059}
1060
1061static int xonar_xense_mixer_init(struct oxygen *chip)
1062{
1063	unsigned int i;
1064	int err;
1065
1066	for (i = 0; i < ARRAY_SIZE(xense_controls); ++i) {
1067		err = snd_ctl_add(chip->card,
1068		snd_ctl_new1(&xense_controls[i], chip));
1069		if (err < 0)
1070			return err;
1071	}
1072	err = add_pcm1796_controls(chip);
1073	if (err < 0)
1074		return err;
1075	return 0;
1076}
1077
1078static void dump_pcm1796_registers(struct oxygen *chip,
1079				   struct snd_info_buffer *buffer)
1080{
1081	struct xonar_pcm179x *data = chip->model_data;
1082	unsigned int dac, i;
1083
1084	for (dac = 0; dac < data->dacs; ++dac) {
1085		snd_iprintf(buffer, "\nPCM1796 %u:", dac + 1);
1086		for (i = 0; i < 5; ++i)
1087			snd_iprintf(buffer, " %02x",
1088				    data->pcm1796_regs[dac][i]);
1089	}
1090	snd_iprintf(buffer, "\n");
1091}
1092
1093static void dump_cs2000_registers(struct oxygen *chip,
1094				  struct snd_info_buffer *buffer)
1095{
1096	struct xonar_pcm179x *data = chip->model_data;
1097	unsigned int i;
1098
1099	if (data->has_cs2000) {
1100		snd_iprintf(buffer, "\nCS2000:\n00:   ");
1101		for (i = 1; i < 0x10; ++i)
1102			snd_iprintf(buffer, " %02x", data->cs2000_regs[i]);
1103		snd_iprintf(buffer, "\n10:");
1104		for (i = 0x10; i < 0x1f; ++i)
1105			snd_iprintf(buffer, " %02x", data->cs2000_regs[i]);
1106		snd_iprintf(buffer, "\n");
1107	}
1108}
1109
1110static void dump_st_registers(struct oxygen *chip,
1111			      struct snd_info_buffer *buffer)
1112{
1113	dump_pcm1796_registers(chip, buffer);
1114	dump_cs2000_registers(chip, buffer);
1115}
1116
1117static const struct oxygen_model model_xonar_d2 = {
1118	.longname = "Asus Virtuoso 200",
1119	.chip = "AV200",
1120	.init = xonar_d2_init,
1121	.control_filter = xonar_d2_control_filter,
1122	.mixer_init = xonar_d2_mixer_init,
1123	.cleanup = xonar_d2_cleanup,
1124	.suspend = xonar_d2_suspend,
1125	.resume = xonar_d2_resume,
1126	.set_dac_params = set_pcm1796_params,
1127	.set_adc_params = xonar_set_cs53x1_params,
1128	.update_dac_volume = update_pcm1796_volume,
1129	.update_dac_mute = update_pcm1796_mute,
1130	.dump_registers = dump_pcm1796_registers,
1131	.dac_tlv = pcm1796_db_scale,
1132	.model_data_size = sizeof(struct xonar_pcm179x),
1133	.device_config = PLAYBACK_0_TO_I2S |
1134			 PLAYBACK_1_TO_SPDIF |
1135			 CAPTURE_0_FROM_I2S_2 |
1136			 CAPTURE_1_FROM_SPDIF |
1137			 MIDI_OUTPUT |
1138			 MIDI_INPUT |
1139			 AC97_CD_INPUT,
1140	.dac_channels_pcm = 8,
1141	.dac_channels_mixer = 8,
1142	.dac_volume_min = 255 - 2*60,
1143	.dac_volume_max = 255,
1144	.misc_flags = OXYGEN_MISC_MIDI,
1145	.function_flags = OXYGEN_FUNCTION_SPI |
1146			  OXYGEN_FUNCTION_ENABLE_SPI_4_5,
1147	.dac_mclks = OXYGEN_MCLKS(512, 128, 128),
1148	.adc_mclks = OXYGEN_MCLKS(256, 128, 128),
1149	.dac_i2s_format = OXYGEN_I2S_FORMAT_I2S,
1150	.adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
1151};
1152
1153static const struct oxygen_model model_xonar_hdav = {
1154	.longname = "Asus Virtuoso 200",
1155	.chip = "AV200",
1156	.init = xonar_hdav_init,
1157	.mixer_init = xonar_hdav_mixer_init,
1158	.cleanup = xonar_hdav_cleanup,
1159	.suspend = xonar_hdav_suspend,
1160	.resume = xonar_hdav_resume,
1161	.pcm_hardware_filter = xonar_hdmi_pcm_hardware_filter,
1162	.set_dac_params = set_hdav_params,
1163	.set_adc_params = xonar_set_cs53x1_params,
1164	.update_dac_volume = update_pcm1796_volume,
1165	.update_dac_mute = update_pcm1796_mute,
1166	.uart_input = xonar_hdmi_uart_input,
1167	.ac97_switch = xonar_line_mic_ac97_switch,
1168	.dump_registers = dump_pcm1796_registers,
1169	.dac_tlv = pcm1796_db_scale,
1170	.model_data_size = sizeof(struct xonar_hdav),
1171	.device_config = PLAYBACK_0_TO_I2S |
1172			 PLAYBACK_1_TO_SPDIF |
1173			 CAPTURE_0_FROM_I2S_2 |
1174			 CAPTURE_1_FROM_SPDIF,
1175	.dac_channels_pcm = 8,
1176	.dac_channels_mixer = 2,
1177	.dac_volume_min = 255 - 2*60,
1178	.dac_volume_max = 255,
1179	.misc_flags = OXYGEN_MISC_MIDI,
1180	.function_flags = OXYGEN_FUNCTION_2WIRE,
1181	.dac_mclks = OXYGEN_MCLKS(512, 128, 128),
1182	.adc_mclks = OXYGEN_MCLKS(256, 128, 128),
1183	.dac_i2s_format = OXYGEN_I2S_FORMAT_I2S,
1184	.adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
1185};
1186
1187static const struct oxygen_model model_xonar_st = {
1188	.longname = "Asus Virtuoso 100",
1189	.chip = "AV200",
1190	.init = xonar_st_init,
1191	.mixer_init = xonar_st_mixer_init,
1192	.cleanup = xonar_st_cleanup,
1193	.suspend = xonar_st_suspend,
1194	.resume = xonar_st_resume,
1195	.set_dac_params = set_st_params,
1196	.set_adc_params = xonar_set_cs53x1_params,
1197	.update_dac_volume = update_pcm1796_volume,
1198	.update_dac_mute = update_pcm1796_mute,
1199	.ac97_switch = xonar_line_mic_ac97_switch,
1200	.dump_registers = dump_st_registers,
1201	.dac_tlv = pcm1796_db_scale,
1202	.model_data_size = sizeof(struct xonar_pcm179x),
1203	.device_config = PLAYBACK_0_TO_I2S |
1204			 PLAYBACK_1_TO_SPDIF |
1205			 CAPTURE_0_FROM_I2S_2 |
1206			 CAPTURE_1_FROM_SPDIF |
1207			 AC97_FMIC_SWITCH,
1208	.dac_channels_pcm = 2,
1209	.dac_channels_mixer = 2,
1210	.dac_volume_min = 255 - 2*60,
1211	.dac_volume_max = 255,
1212	.function_flags = OXYGEN_FUNCTION_2WIRE,
1213	.dac_mclks = OXYGEN_MCLKS(512, 128, 128),
1214	.adc_mclks = OXYGEN_MCLKS(256, 128, 128),
1215	.dac_i2s_format = OXYGEN_I2S_FORMAT_I2S,
1216	.adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
1217};
1218
1219int get_xonar_pcm179x_model(struct oxygen *chip,
1220			    const struct pci_device_id *id)
1221{
1222	switch (id->subdevice) {
1223	case 0x8269:
1224		chip->model = model_xonar_d2;
1225		chip->model.shortname = "Xonar D2";
1226		break;
1227	case 0x82b7:
1228		chip->model = model_xonar_d2;
1229		chip->model.shortname = "Xonar D2X";
1230		chip->model.init = xonar_d2x_init;
1231		break;
1232	case 0x8314:
1233		chip->model = model_xonar_hdav;
1234		oxygen_clear_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_DB_MASK);
1235		switch (oxygen_read16(chip, OXYGEN_GPIO_DATA) & GPIO_DB_MASK) {
1236		default:
1237			chip->model.shortname = "Xonar HDAV1.3";
1238			break;
1239		case GPIO_DB_H6:
1240			chip->model.shortname = "Xonar HDAV1.3+H6";
1241			chip->model.dac_channels_mixer = 8;
1242			chip->model.dac_mclks = OXYGEN_MCLKS(256, 128, 128);
1243			break;
1244		}
1245		break;
1246	case 0x835d:
1247		chip->model = model_xonar_st;
1248		oxygen_clear_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_DB_MASK);
1249		switch (oxygen_read16(chip, OXYGEN_GPIO_DATA) & GPIO_DB_MASK) {
1250		default:
1251			chip->model.shortname = "Xonar ST";
1252			break;
1253		case GPIO_DB_H6:
1254			chip->model.shortname = "Xonar ST+H6";
1255			chip->model.control_filter = xonar_st_h6_control_filter;
1256			chip->model.dac_channels_pcm = 8;
1257			chip->model.dac_channels_mixer = 8;
1258			chip->model.dac_volume_min = 255;
1259			chip->model.dac_mclks = OXYGEN_MCLKS(256, 128, 128);
1260			break;
1261		}
1262		break;
1263	case 0x835c:
1264		chip->model = model_xonar_st;
1265		chip->model.shortname = "Xonar STX";
1266		chip->model.init = xonar_stx_init;
1267		chip->model.resume = xonar_stx_resume;
1268		chip->model.set_dac_params = set_pcm1796_params;
1269		break;
1270	case 0x85f4:
1271		chip->model = model_xonar_st;
1272		oxygen_clear_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_DB_MASK);
1273		switch (oxygen_read16(chip, OXYGEN_GPIO_DATA) & GPIO_DB_MASK) {
1274		default:
1275			chip->model.shortname = "Xonar STX II";
1276			break;
1277		case GPIO_DB_H6:
1278			chip->model.shortname = "Xonar STX II+H6";
1279			chip->model.dac_channels_pcm = 8;
1280			chip->model.dac_channels_mixer = 8;
1281			chip->model.dac_mclks = OXYGEN_MCLKS(256, 128, 128);
1282			break;
1283		}
1284		chip->model.init = xonar_stx_init;
1285		chip->model.resume = xonar_stx_resume;
1286		chip->model.set_dac_params = set_pcm1796_params;
1287		break;
1288	case 0x8428:
1289		chip->model = model_xonar_st;
1290		chip->model.shortname = "Xonar Xense";
1291		chip->model.chip = "AV100";
1292		chip->model.init = xonar_xense_init;
1293		chip->model.mixer_init = xonar_xense_mixer_init;
1294		break;
1295	default:
1296		return -EINVAL;
1297	}
1298	return 0;
1299}
1300