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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
65struct 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
73static 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
88static 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
96static 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
123static 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
143static void dg_output_enable(struct oxygen *chip)
144{
145 msleep(2500);
146 oxygen_set_bits16(chip, OXYGEN_GPIO_DATA, GPIO_OUTPUT_ENABLE);
147}
148
149static 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
168static void dg_cleanup(struct oxygen *chip)
169{
170 oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_OUTPUT_ENABLE);
171}
172
173static void dg_suspend(struct oxygen *chip)
174{
175 dg_cleanup(chip);
176}
177
178static void dg_resume(struct oxygen *chip)
179{
180 cs4245_registers_init(chip);
181 dg_output_enable(chip);
182}
183
184static 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
200static 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
216static 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
227static 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
245static 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
255static 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
267static 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
302static 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
312static 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
329static 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
354static 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
364static 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
378static 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
408static DECLARE_TLV_DB_SCALE(cs4245_pga_db_scale, -1200, 50, 0);
409
410static 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
420static 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
432static 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
471static 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
478static 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
488static 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}
515static 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
550static 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
557static 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
571static 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
583struct oxygen_model model_xonar_dg = {
584 .longname = "C-Media Oxygen HD Audio",
585 .chip = "CMI8786",
586 .init = dg_init,
587 .control_filter = dg_control_filter,
588 .mixer_init = dg_mixer_init,
589 .cleanup = dg_cleanup,
590 .suspend = dg_suspend,
591 .resume = dg_resume,
592 .set_dac_params = set_cs4245_dac_params,
593 .set_adc_params = set_cs4245_adc_params,
594 .adjust_dac_routing = adjust_dg_dac_routing,
595 .dump_registers = dump_cs4245_registers,
596 .model_data_size = sizeof(struct dg),
597 .device_config = PLAYBACK_0_TO_I2S |
598 PLAYBACK_1_TO_SPDIF |
599 CAPTURE_0_FROM_I2S_2 |
600 CAPTURE_1_FROM_SPDIF,
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
