1 /*
2  * card driver for the Xonar DG
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 DG
21  * --------
22  *
23  * CMI8788:
24  *
25  *   SPI 0 -> CS4245
26  *
27  *   I²S 1 -> CS4245
28  *   I²S 2 -> CS4361 (center/LFE)
29  *   I²S 3 -> CS4361 (surround)
30  *   I²S 4 -> CS4361 (front)
31  *
32  *   GPIO 3 <- ?
33  *   GPIO 4 <- headphone detect
34  *   GPIO 5 -> route input jack to line-in (0) or mic-in (1)
35  *   GPIO 6 -> route input jack to line-in (0) or mic-in (1)
36  *   GPIO 7 -> enable rear headphone amp
37  *   GPIO 8 -> enable output to speakers
38  *
39  * CS4245:
40  *
41  *   input 1 <- aux
42  *   input 2 <- front mic
43  *   input 4 <- line/mic
44  *   DAC out -> headphones
45  *   aux out -> front panel headphones
46  */
47 
48 #include <linux/pci.h>
49 #include <linux/delay.h>
50 #include <sound/control.h>
51 #include <sound/core.h>
52 #include <sound/info.h>
53 #include <sound/pcm.h>
54 #include <sound/tlv.h>
55 #include "oxygen.h"
56 #include "xonar_dg.h"
57 #include "cs4245.h"
58 
59 #define GPIO_MAGIC		0x0008
60 #define GPIO_HP_DETECT		0x0010
61 #define GPIO_INPUT_ROUTE	0x0060
62 #define GPIO_HP_REAR		0x0080
63 #define GPIO_OUTPUT_ENABLE	0x0100
64 
65 struct dg {
66 	unsigned int output_sel;
67 	s8 input_vol[4][2];
68 	unsigned int input_sel;
69 	u8 hp_vol_att;
70 	u8 cs4245_regs[0x11];
71 };
72 
cs4245_write(struct oxygen * chip,unsigned int reg,u8 value)73 static void cs4245_write(struct oxygen *chip, unsigned int reg, u8 value)
74 {
75 	struct dg *data = chip->model_data;
76 
77 	oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER |
78 			 OXYGEN_SPI_DATA_LENGTH_3 |
79 			 OXYGEN_SPI_CLOCK_1280 |
80 			 (0 << OXYGEN_SPI_CODEC_SHIFT) |
81 			 OXYGEN_SPI_CEN_LATCH_CLOCK_HI,
82 			 CS4245_SPI_ADDRESS |
83 			 CS4245_SPI_WRITE |
84 			 (reg << 8) | value);
85 	data->cs4245_regs[reg] = value;
86 }
87 
cs4245_write_cached(struct oxygen * chip,unsigned int reg,u8 value)88 static void cs4245_write_cached(struct oxygen *chip, unsigned int reg, u8 value)
89 {
90 	struct dg *data = chip->model_data;
91 
92 	if (value != data->cs4245_regs[reg])
93 		cs4245_write(chip, reg, value);
94 }
95 
cs4245_registers_init(struct oxygen * chip)96 static void cs4245_registers_init(struct oxygen *chip)
97 {
98 	struct dg *data = chip->model_data;
99 
100 	cs4245_write(chip, CS4245_POWER_CTRL, CS4245_PDN);
101 	cs4245_write(chip, CS4245_DAC_CTRL_1,
102 		     data->cs4245_regs[CS4245_DAC_CTRL_1]);
103 	cs4245_write(chip, CS4245_ADC_CTRL,
104 		     data->cs4245_regs[CS4245_ADC_CTRL]);
105 	cs4245_write(chip, CS4245_SIGNAL_SEL,
106 		     data->cs4245_regs[CS4245_SIGNAL_SEL]);
107 	cs4245_write(chip, CS4245_PGA_B_CTRL,
108 		     data->cs4245_regs[CS4245_PGA_B_CTRL]);
109 	cs4245_write(chip, CS4245_PGA_A_CTRL,
110 		     data->cs4245_regs[CS4245_PGA_A_CTRL]);
111 	cs4245_write(chip, CS4245_ANALOG_IN,
112 		     data->cs4245_regs[CS4245_ANALOG_IN]);
113 	cs4245_write(chip, CS4245_DAC_A_CTRL,
114 		     data->cs4245_regs[CS4245_DAC_A_CTRL]);
115 	cs4245_write(chip, CS4245_DAC_B_CTRL,
116 		     data->cs4245_regs[CS4245_DAC_B_CTRL]);
117 	cs4245_write(chip, CS4245_DAC_CTRL_2,
118 		     CS4245_DAC_SOFT | CS4245_DAC_ZERO | CS4245_INVERT_DAC);
119 	cs4245_write(chip, CS4245_INT_MASK, 0);
120 	cs4245_write(chip, CS4245_POWER_CTRL, 0);
121 }
122 
cs4245_init(struct oxygen * chip)123 static void cs4245_init(struct oxygen *chip)
124 {
125 	struct dg *data = chip->model_data;
126 
127 	data->cs4245_regs[CS4245_DAC_CTRL_1] =
128 		CS4245_DAC_FM_SINGLE | CS4245_DAC_DIF_LJUST;
129 	data->cs4245_regs[CS4245_ADC_CTRL] =
130 		CS4245_ADC_FM_SINGLE | CS4245_ADC_DIF_LJUST;
131 	data->cs4245_regs[CS4245_SIGNAL_SEL] =
132 		CS4245_A_OUT_SEL_HIZ | CS4245_ASYNCH;
133 	data->cs4245_regs[CS4245_PGA_B_CTRL] = 0;
134 	data->cs4245_regs[CS4245_PGA_A_CTRL] = 0;
135 	data->cs4245_regs[CS4245_ANALOG_IN] =
136 		CS4245_PGA_SOFT | CS4245_PGA_ZERO | CS4245_SEL_INPUT_4;
137 	data->cs4245_regs[CS4245_DAC_A_CTRL] = 0;
138 	data->cs4245_regs[CS4245_DAC_B_CTRL] = 0;
139 	cs4245_registers_init(chip);
140 	snd_component_add(chip->card, "CS4245");
141 }
142 
dg_output_enable(struct oxygen * chip)143 static void dg_output_enable(struct oxygen *chip)
144 {
145 	msleep(2500);
146 	oxygen_set_bits16(chip, OXYGEN_GPIO_DATA, GPIO_OUTPUT_ENABLE);
147 }
148 
dg_init(struct oxygen * chip)149 static void dg_init(struct oxygen *chip)
150 {
151 	struct dg *data = chip->model_data;
152 
153 	data->output_sel = 0;
154 	data->input_sel = 3;
155 	data->hp_vol_att = 2 * 16;
156 
157 	cs4245_init(chip);
158 
159 	oxygen_clear_bits16(chip, OXYGEN_GPIO_CONTROL,
160 			    GPIO_MAGIC | GPIO_HP_DETECT);
161 	oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL,
162 			  GPIO_INPUT_ROUTE | GPIO_HP_REAR | GPIO_OUTPUT_ENABLE);
163 	oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA,
164 			    GPIO_INPUT_ROUTE | GPIO_HP_REAR);
165 	dg_output_enable(chip);
166 }
167 
dg_cleanup(struct oxygen * chip)168 static void dg_cleanup(struct oxygen *chip)
169 {
170 	oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_OUTPUT_ENABLE);
171 }
172 
dg_suspend(struct oxygen * chip)173 static void dg_suspend(struct oxygen *chip)
174 {
175 	dg_cleanup(chip);
176 }
177 
dg_resume(struct oxygen * chip)178 static void dg_resume(struct oxygen *chip)
179 {
180 	cs4245_registers_init(chip);
181 	dg_output_enable(chip);
182 }
183 
set_cs4245_dac_params(struct oxygen * chip,struct snd_pcm_hw_params * params)184 static void set_cs4245_dac_params(struct oxygen *chip,
185 				  struct snd_pcm_hw_params *params)
186 {
187 	struct dg *data = chip->model_data;
188 	u8 value;
189 
190 	value = data->cs4245_regs[CS4245_DAC_CTRL_1] & ~CS4245_DAC_FM_MASK;
191 	if (params_rate(params) <= 50000)
192 		value |= CS4245_DAC_FM_SINGLE;
193 	else if (params_rate(params) <= 100000)
194 		value |= CS4245_DAC_FM_DOUBLE;
195 	else
196 		value |= CS4245_DAC_FM_QUAD;
197 	cs4245_write_cached(chip, CS4245_DAC_CTRL_1, value);
198 }
199 
set_cs4245_adc_params(struct oxygen * chip,struct snd_pcm_hw_params * params)200 static void set_cs4245_adc_params(struct oxygen *chip,
201 				  struct snd_pcm_hw_params *params)
202 {
203 	struct dg *data = chip->model_data;
204 	u8 value;
205 
206 	value = data->cs4245_regs[CS4245_ADC_CTRL] & ~CS4245_ADC_FM_MASK;
207 	if (params_rate(params) <= 50000)
208 		value |= CS4245_ADC_FM_SINGLE;
209 	else if (params_rate(params) <= 100000)
210 		value |= CS4245_ADC_FM_DOUBLE;
211 	else
212 		value |= CS4245_ADC_FM_QUAD;
213 	cs4245_write_cached(chip, CS4245_ADC_CTRL, value);
214 }
215 
shift_bits(unsigned int value,unsigned int shift_from,unsigned int shift_to,unsigned int mask)216 static inline unsigned int shift_bits(unsigned int value,
217 				      unsigned int shift_from,
218 				      unsigned int shift_to,
219 				      unsigned int mask)
220 {
221 	if (shift_from < shift_to)
222 		return (value << (shift_to - shift_from)) & mask;
223 	else
224 		return (value >> (shift_from - shift_to)) & mask;
225 }
226 
adjust_dg_dac_routing(struct oxygen * chip,unsigned int play_routing)227 static unsigned int adjust_dg_dac_routing(struct oxygen *chip,
228 					  unsigned int play_routing)
229 {
230 	return (play_routing & OXYGEN_PLAY_DAC0_SOURCE_MASK) |
231 	       shift_bits(play_routing,
232 			  OXYGEN_PLAY_DAC2_SOURCE_SHIFT,
233 			  OXYGEN_PLAY_DAC1_SOURCE_SHIFT,
234 			  OXYGEN_PLAY_DAC1_SOURCE_MASK) |
235 	       shift_bits(play_routing,
236 			  OXYGEN_PLAY_DAC1_SOURCE_SHIFT,
237 			  OXYGEN_PLAY_DAC2_SOURCE_SHIFT,
238 			  OXYGEN_PLAY_DAC2_SOURCE_MASK) |
239 	       shift_bits(play_routing,
240 			  OXYGEN_PLAY_DAC0_SOURCE_SHIFT,
241 			  OXYGEN_PLAY_DAC3_SOURCE_SHIFT,
242 			  OXYGEN_PLAY_DAC3_SOURCE_MASK);
243 }
244 
output_switch_info(struct snd_kcontrol * ctl,struct snd_ctl_elem_info * info)245 static int output_switch_info(struct snd_kcontrol *ctl,
246 			      struct snd_ctl_elem_info *info)
247 {
248 	static const char *const names[3] = {
249 		"Speakers", "Headphones", "FP Headphones"
250 	};
251 
252 	return snd_ctl_enum_info(info, 1, 3, names);
253 }
254 
output_switch_get(struct snd_kcontrol * ctl,struct snd_ctl_elem_value * value)255 static int output_switch_get(struct snd_kcontrol *ctl,
256 			     struct snd_ctl_elem_value *value)
257 {
258 	struct oxygen *chip = ctl->private_data;
259 	struct dg *data = chip->model_data;
260 
261 	mutex_lock(&chip->mutex);
262 	value->value.enumerated.item[0] = data->output_sel;
263 	mutex_unlock(&chip->mutex);
264 	return 0;
265 }
266 
output_switch_put(struct snd_kcontrol * ctl,struct snd_ctl_elem_value * value)267 static int output_switch_put(struct snd_kcontrol *ctl,
268 			     struct snd_ctl_elem_value *value)
269 {
270 	struct oxygen *chip = ctl->private_data;
271 	struct dg *data = chip->model_data;
272 	u8 reg;
273 	int changed;
274 
275 	if (value->value.enumerated.item[0] > 2)
276 		return -EINVAL;
277 
278 	mutex_lock(&chip->mutex);
279 	changed = value->value.enumerated.item[0] != data->output_sel;
280 	if (changed) {
281 		data->output_sel = value->value.enumerated.item[0];
282 
283 		reg = data->cs4245_regs[CS4245_SIGNAL_SEL] &
284 						~CS4245_A_OUT_SEL_MASK;
285 		reg |= data->output_sel == 2 ?
286 				CS4245_A_OUT_SEL_DAC : CS4245_A_OUT_SEL_HIZ;
287 		cs4245_write_cached(chip, CS4245_SIGNAL_SEL, reg);
288 
289 		cs4245_write_cached(chip, CS4245_DAC_A_CTRL,
290 				    data->output_sel ? data->hp_vol_att : 0);
291 		cs4245_write_cached(chip, CS4245_DAC_B_CTRL,
292 				    data->output_sel ? data->hp_vol_att : 0);
293 
294 		oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
295 				      data->output_sel == 1 ? GPIO_HP_REAR : 0,
296 				      GPIO_HP_REAR);
297 	}
298 	mutex_unlock(&chip->mutex);
299 	return changed;
300 }
301 
hp_volume_offset_info(struct snd_kcontrol * ctl,struct snd_ctl_elem_info * info)302 static int hp_volume_offset_info(struct snd_kcontrol *ctl,
303 				 struct snd_ctl_elem_info *info)
304 {
305 	static const char *const names[3] = {
306 		"< 64 ohms", "64-150 ohms", "150-300 ohms"
307 	};
308 
309 	return snd_ctl_enum_info(info, 1, 3, names);
310 }
311 
hp_volume_offset_get(struct snd_kcontrol * ctl,struct snd_ctl_elem_value * value)312 static int hp_volume_offset_get(struct snd_kcontrol *ctl,
313 				struct snd_ctl_elem_value *value)
314 {
315 	struct oxygen *chip = ctl->private_data;
316 	struct dg *data = chip->model_data;
317 
318 	mutex_lock(&chip->mutex);
319 	if (data->hp_vol_att > 2 * 7)
320 		value->value.enumerated.item[0] = 0;
321 	else if (data->hp_vol_att > 0)
322 		value->value.enumerated.item[0] = 1;
323 	else
324 		value->value.enumerated.item[0] = 2;
325 	mutex_unlock(&chip->mutex);
326 	return 0;
327 }
328 
hp_volume_offset_put(struct snd_kcontrol * ctl,struct snd_ctl_elem_value * value)329 static int hp_volume_offset_put(struct snd_kcontrol *ctl,
330 				struct snd_ctl_elem_value *value)
331 {
332 	static const s8 atts[3] = { 2 * 16, 2 * 7, 0 };
333 	struct oxygen *chip = ctl->private_data;
334 	struct dg *data = chip->model_data;
335 	s8 att;
336 	int changed;
337 
338 	if (value->value.enumerated.item[0] > 2)
339 		return -EINVAL;
340 	att = atts[value->value.enumerated.item[0]];
341 	mutex_lock(&chip->mutex);
342 	changed = att != data->hp_vol_att;
343 	if (changed) {
344 		data->hp_vol_att = att;
345 		if (data->output_sel) {
346 			cs4245_write_cached(chip, CS4245_DAC_A_CTRL, att);
347 			cs4245_write_cached(chip, CS4245_DAC_B_CTRL, att);
348 		}
349 	}
350 	mutex_unlock(&chip->mutex);
351 	return changed;
352 }
353 
input_vol_info(struct snd_kcontrol * ctl,struct snd_ctl_elem_info * info)354 static int input_vol_info(struct snd_kcontrol *ctl,
355 			  struct snd_ctl_elem_info *info)
356 {
357 	info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
358 	info->count = 2;
359 	info->value.integer.min = 2 * -12;
360 	info->value.integer.max = 2 * 12;
361 	return 0;
362 }
363 
input_vol_get(struct snd_kcontrol * ctl,struct snd_ctl_elem_value * value)364 static int input_vol_get(struct snd_kcontrol *ctl,
365 			 struct snd_ctl_elem_value *value)
366 {
367 	struct oxygen *chip = ctl->private_data;
368 	struct dg *data = chip->model_data;
369 	unsigned int idx = ctl->private_value;
370 
371 	mutex_lock(&chip->mutex);
372 	value->value.integer.value[0] = data->input_vol[idx][0];
373 	value->value.integer.value[1] = data->input_vol[idx][1];
374 	mutex_unlock(&chip->mutex);
375 	return 0;
376 }
377 
input_vol_put(struct snd_kcontrol * ctl,struct snd_ctl_elem_value * value)378 static int input_vol_put(struct snd_kcontrol *ctl,
379 			 struct snd_ctl_elem_value *value)
380 {
381 	struct oxygen *chip = ctl->private_data;
382 	struct dg *data = chip->model_data;
383 	unsigned int idx = ctl->private_value;
384 	int changed = 0;
385 
386 	if (value->value.integer.value[0] < 2 * -12 ||
387 	    value->value.integer.value[0] > 2 * 12 ||
388 	    value->value.integer.value[1] < 2 * -12 ||
389 	    value->value.integer.value[1] > 2 * 12)
390 		return -EINVAL;
391 	mutex_lock(&chip->mutex);
392 	changed = data->input_vol[idx][0] != value->value.integer.value[0] ||
393 		  data->input_vol[idx][1] != value->value.integer.value[1];
394 	if (changed) {
395 		data->input_vol[idx][0] = value->value.integer.value[0];
396 		data->input_vol[idx][1] = value->value.integer.value[1];
397 		if (idx == data->input_sel) {
398 			cs4245_write_cached(chip, CS4245_PGA_A_CTRL,
399 					    data->input_vol[idx][0]);
400 			cs4245_write_cached(chip, CS4245_PGA_B_CTRL,
401 					    data->input_vol[idx][1]);
402 		}
403 	}
404 	mutex_unlock(&chip->mutex);
405 	return changed;
406 }
407 
408 static DECLARE_TLV_DB_SCALE(cs4245_pga_db_scale, -1200, 50, 0);
409 
input_sel_info(struct snd_kcontrol * ctl,struct snd_ctl_elem_info * info)410 static int input_sel_info(struct snd_kcontrol *ctl,
411 			  struct snd_ctl_elem_info *info)
412 {
413 	static const char *const names[4] = {
414 		"Mic", "Aux", "Front Mic", "Line"
415 	};
416 
417 	return snd_ctl_enum_info(info, 1, 4, names);
418 }
419 
input_sel_get(struct snd_kcontrol * ctl,struct snd_ctl_elem_value * value)420 static int input_sel_get(struct snd_kcontrol *ctl,
421 			 struct snd_ctl_elem_value *value)
422 {
423 	struct oxygen *chip = ctl->private_data;
424 	struct dg *data = chip->model_data;
425 
426 	mutex_lock(&chip->mutex);
427 	value->value.enumerated.item[0] = data->input_sel;
428 	mutex_unlock(&chip->mutex);
429 	return 0;
430 }
431 
input_sel_put(struct snd_kcontrol * ctl,struct snd_ctl_elem_value * value)432 static int input_sel_put(struct snd_kcontrol *ctl,
433 			 struct snd_ctl_elem_value *value)
434 {
435 	static const u8 sel_values[4] = {
436 		CS4245_SEL_MIC,
437 		CS4245_SEL_INPUT_1,
438 		CS4245_SEL_INPUT_2,
439 		CS4245_SEL_INPUT_4
440 	};
441 	struct oxygen *chip = ctl->private_data;
442 	struct dg *data = chip->model_data;
443 	int changed;
444 
445 	if (value->value.enumerated.item[0] > 3)
446 		return -EINVAL;
447 
448 	mutex_lock(&chip->mutex);
449 	changed = value->value.enumerated.item[0] != data->input_sel;
450 	if (changed) {
451 		data->input_sel = value->value.enumerated.item[0];
452 
453 		cs4245_write(chip, CS4245_ANALOG_IN,
454 			     (data->cs4245_regs[CS4245_ANALOG_IN] &
455 							~CS4245_SEL_MASK) |
456 			     sel_values[data->input_sel]);
457 
458 		cs4245_write_cached(chip, CS4245_PGA_A_CTRL,
459 				    data->input_vol[data->input_sel][0]);
460 		cs4245_write_cached(chip, CS4245_PGA_B_CTRL,
461 				    data->input_vol[data->input_sel][1]);
462 
463 		oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
464 				      data->input_sel ? 0 : GPIO_INPUT_ROUTE,
465 				      GPIO_INPUT_ROUTE);
466 	}
467 	mutex_unlock(&chip->mutex);
468 	return changed;
469 }
470 
hpf_info(struct snd_kcontrol * ctl,struct snd_ctl_elem_info * info)471 static int hpf_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)
472 {
473 	static const char *const names[2] = { "Active", "Frozen" };
474 
475 	return snd_ctl_enum_info(info, 1, 2, names);
476 }
477 
hpf_get(struct snd_kcontrol * ctl,struct snd_ctl_elem_value * value)478 static int hpf_get(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
479 {
480 	struct oxygen *chip = ctl->private_data;
481 	struct dg *data = chip->model_data;
482 
483 	value->value.enumerated.item[0] =
484 		!!(data->cs4245_regs[CS4245_ADC_CTRL] & CS4245_HPF_FREEZE);
485 	return 0;
486 }
487 
hpf_put(struct snd_kcontrol * ctl,struct snd_ctl_elem_value * value)488 static int hpf_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
489 {
490 	struct oxygen *chip = ctl->private_data;
491 	struct dg *data = chip->model_data;
492 	u8 reg;
493 	int changed;
494 
495 	mutex_lock(&chip->mutex);
496 	reg = data->cs4245_regs[CS4245_ADC_CTRL] & ~CS4245_HPF_FREEZE;
497 	if (value->value.enumerated.item[0])
498 		reg |= CS4245_HPF_FREEZE;
499 	changed = reg != data->cs4245_regs[CS4245_ADC_CTRL];
500 	if (changed)
501 		cs4245_write(chip, CS4245_ADC_CTRL, reg);
502 	mutex_unlock(&chip->mutex);
503 	return changed;
504 }
505 
506 #define INPUT_VOLUME(xname, index) { \
507 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
508 	.name = xname, \
509 	.info = input_vol_info, \
510 	.get = input_vol_get, \
511 	.put = input_vol_put, \
512 	.tlv = { .p = cs4245_pga_db_scale }, \
513 	.private_value = index, \
514 }
515 static const struct snd_kcontrol_new dg_controls[] = {
516 	{
517 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
518 		.name = "Analog Output Playback Enum",
519 		.info = output_switch_info,
520 		.get = output_switch_get,
521 		.put = output_switch_put,
522 	},
523 	{
524 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
525 		.name = "Headphones Impedance Playback Enum",
526 		.info = hp_volume_offset_info,
527 		.get = hp_volume_offset_get,
528 		.put = hp_volume_offset_put,
529 	},
530 	INPUT_VOLUME("Mic Capture Volume", 0),
531 	INPUT_VOLUME("Aux Capture Volume", 1),
532 	INPUT_VOLUME("Front Mic Capture Volume", 2),
533 	INPUT_VOLUME("Line Capture Volume", 3),
534 	{
535 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
536 		.name = "Capture Source",
537 		.info = input_sel_info,
538 		.get = input_sel_get,
539 		.put = input_sel_put,
540 	},
541 	{
542 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
543 		.name = "ADC High-pass Filter Capture Enum",
544 		.info = hpf_info,
545 		.get = hpf_get,
546 		.put = hpf_put,
547 	},
548 };
549 
dg_control_filter(struct snd_kcontrol_new * template)550 static int dg_control_filter(struct snd_kcontrol_new *template)
551 {
552 	if (!strncmp(template->name, "Master Playback ", 16))
553 		return 1;
554 	return 0;
555 }
556 
dg_mixer_init(struct oxygen * chip)557 static int dg_mixer_init(struct oxygen *chip)
558 {
559 	unsigned int i;
560 	int err;
561 
562 	for (i = 0; i < ARRAY_SIZE(dg_controls); ++i) {
563 		err = snd_ctl_add(chip->card,
564 				  snd_ctl_new1(&dg_controls[i], chip));
565 		if (err < 0)
566 			return err;
567 	}
568 	return 0;
569 }
570 
dump_cs4245_registers(struct oxygen * chip,struct snd_info_buffer * buffer)571 static void dump_cs4245_registers(struct oxygen *chip,
572 				  struct snd_info_buffer *buffer)
573 {
574 	struct dg *data = chip->model_data;
575 	unsigned int i;
576 
577 	snd_iprintf(buffer, "\nCS4245:");
578 	for (i = 1; i <= 0x10; ++i)
579 		snd_iprintf(buffer, " %02x", data->cs4245_regs[i]);
580 	snd_iprintf(buffer, "\n");
581 }
582 
583 struct oxygen_model model_xonar_dg = {
584 	.shortname = "Xonar DG",
585 	.longname = "C-Media Oxygen HD Audio",
586 	.chip = "CMI8786",
587 	.init = dg_init,
588 	.control_filter = dg_control_filter,
589 	.mixer_init = dg_mixer_init,
590 	.cleanup = dg_cleanup,
591 	.suspend = dg_suspend,
592 	.resume = dg_resume,
593 	.set_dac_params = set_cs4245_dac_params,
594 	.set_adc_params = set_cs4245_adc_params,
595 	.adjust_dac_routing = adjust_dg_dac_routing,
596 	.dump_registers = dump_cs4245_registers,
597 	.model_data_size = sizeof(struct dg),
598 	.device_config = PLAYBACK_0_TO_I2S |
599 			 PLAYBACK_1_TO_SPDIF |
600 			 CAPTURE_0_FROM_I2S_2,
601 	.dac_channels_pcm = 6,
602 	.dac_channels_mixer = 0,
603 	.function_flags = OXYGEN_FUNCTION_SPI,
604 	.dac_mclks = OXYGEN_MCLKS(256, 128, 128),
605 	.adc_mclks = OXYGEN_MCLKS(256, 128, 128),
606 	.dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
607 	.adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
608 };
609