xonar_dg_mixer.c

  1// SPDX-License-Identifier: GPL-2.0-only
  2/*
  3 * Mixer controls for the Xonar DG/DGX
  4 *
  5 * Copyright (c) Clemens Ladisch <clemens@ladisch.de>
  6 * Copyright (c) Roman Volkov <v1ron@mail.ru>
  7 */
  8
  9#include <linux/pci.h>
 10#include <linux/delay.h>
 11#include <sound/control.h>
 12#include <sound/core.h>
 13#include <sound/info.h>
 14#include <sound/pcm.h>
 15#include <sound/tlv.h>
 16#include "oxygen.h"
 17#include "xonar_dg.h"
 18#include "cs4245.h"
 19
 20/* analog output select */
 21
 22static int output_select_apply(struct oxygen *chip)
 23{
 24	struct dg *data = chip->model_data;
 25
 26	data->cs4245_shadow[CS4245_SIGNAL_SEL] &= ~CS4245_A_OUT_SEL_MASK;
 27	if (data->output_sel == PLAYBACK_DST_HP) {
 28		/* mute FP (aux output) amplifier, switch rear jack to CS4245 */
 29		oxygen_set_bits8(chip, OXYGEN_GPIO_DATA, GPIO_HP_REAR);
 30	} else if (data->output_sel == PLAYBACK_DST_HP_FP) {
 31		/*
 32		 * Unmute FP amplifier, switch rear jack to CS4361;
 33		 * I2S channels 2,3,4 should be inactive.
 34		 */
 35		oxygen_clear_bits8(chip, OXYGEN_GPIO_DATA, GPIO_HP_REAR);
 36		data->cs4245_shadow[CS4245_SIGNAL_SEL] |= CS4245_A_OUT_SEL_DAC;
 37	} else {
 38		/*
 39		 * 2.0, 4.0, 5.1: switch to CS4361, mute FP amp.,
 40		 * and change playback routing.
 41		 */
 42		oxygen_clear_bits8(chip, OXYGEN_GPIO_DATA, GPIO_HP_REAR);
 43	}
 44	return cs4245_write_spi(chip, CS4245_SIGNAL_SEL);
 45}
 46
 47static int output_select_info(struct snd_kcontrol *ctl,
 48			      struct snd_ctl_elem_info *info)
 49{
 50	static const char *const names[3] = {
 51		"Stereo Headphones",
 52		"Stereo Headphones FP",
 53		"Multichannel",
 54	};
 55
 56	return snd_ctl_enum_info(info, 1, 3, names);
 57}
 58
 59static int output_select_get(struct snd_kcontrol *ctl,
 60			     struct snd_ctl_elem_value *value)
 61{
 62	struct oxygen *chip = ctl->private_data;
 63	struct dg *data = chip->model_data;
 64
 65	guard(mutex)(&chip->mutex);
 66	value->value.enumerated.item[0] = data->output_sel;
 67	return 0;
 68}
 69
 70static int output_select_put(struct snd_kcontrol *ctl,
 71			     struct snd_ctl_elem_value *value)
 72{
 73	struct oxygen *chip = ctl->private_data;
 74	struct dg *data = chip->model_data;
 75	unsigned int new = value->value.enumerated.item[0];
 76	int changed = 0;
 77	int ret;
 78
 79	guard(mutex)(&chip->mutex);
 80	if (data->output_sel != new) {
 81		data->output_sel = new;
 82		ret = output_select_apply(chip);
 83		changed = ret >= 0 ? 1 : ret;
 84		oxygen_update_dac_routing(chip);
 85	}
 86
 87	return changed;
 88}
 89
 90/* CS4245 Headphone Channels A&B Volume Control */
 91
 92static int hp_stereo_volume_info(struct snd_kcontrol *ctl,
 93				struct snd_ctl_elem_info *info)
 94{
 95	info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 96	info->count = 2;
 97	info->value.integer.min = 0;
 98	info->value.integer.max = 255;
 99	return 0;
100}
101
102static int hp_stereo_volume_get(struct snd_kcontrol *ctl,
103				struct snd_ctl_elem_value *val)
104{
105	struct oxygen *chip = ctl->private_data;
106	struct dg *data = chip->model_data;
107	unsigned int tmp;
108
109	guard(mutex)(&chip->mutex);
110	tmp = (~data->cs4245_shadow[CS4245_DAC_A_CTRL]) & 255;
111	val->value.integer.value[0] = tmp;
112	tmp = (~data->cs4245_shadow[CS4245_DAC_B_CTRL]) & 255;
113	val->value.integer.value[1] = tmp;
114	return 0;
115}
116
117static int hp_stereo_volume_put(struct snd_kcontrol *ctl,
118				struct snd_ctl_elem_value *val)
119{
120	struct oxygen *chip = ctl->private_data;
121	struct dg *data = chip->model_data;
122	int ret;
123	int changed = 0;
124	long new1 = val->value.integer.value[0];
125	long new2 = val->value.integer.value[1];
126
127	if ((new1 > 255) || (new1 < 0) || (new2 > 255) || (new2 < 0))
128		return -EINVAL;
129
130	guard(mutex)(&chip->mutex);
131	if ((data->cs4245_shadow[CS4245_DAC_A_CTRL] != ~new1) ||
132	    (data->cs4245_shadow[CS4245_DAC_B_CTRL] != ~new2)) {
133		data->cs4245_shadow[CS4245_DAC_A_CTRL] = ~new1;
134		data->cs4245_shadow[CS4245_DAC_B_CTRL] = ~new2;
135		ret = cs4245_write_spi(chip, CS4245_DAC_A_CTRL);
136		if (ret >= 0)
137			ret = cs4245_write_spi(chip, CS4245_DAC_B_CTRL);
138		changed = ret >= 0 ? 1 : ret;
139	}
140
141	return changed;
142}
143
144/* Headphone Mute */
145
146static int hp_mute_get(struct snd_kcontrol *ctl,
147			struct snd_ctl_elem_value *val)
148{
149	struct oxygen *chip = ctl->private_data;
150	struct dg *data = chip->model_data;
151
152	guard(mutex)(&chip->mutex);
153	val->value.integer.value[0] =
154		!(data->cs4245_shadow[CS4245_DAC_CTRL_1] & CS4245_MUTE_DAC);
155	return 0;
156}
157
158static int hp_mute_put(struct snd_kcontrol *ctl,
159			struct snd_ctl_elem_value *val)
160{
161	struct oxygen *chip = ctl->private_data;
162	struct dg *data = chip->model_data;
163	int ret;
164	int changed;
165
166	if (val->value.integer.value[0] > 1)
167		return -EINVAL;
168	guard(mutex)(&chip->mutex);
169	data->cs4245_shadow[CS4245_DAC_CTRL_1] &= ~CS4245_MUTE_DAC;
170	data->cs4245_shadow[CS4245_DAC_CTRL_1] |=
171		(~val->value.integer.value[0] << 2) & CS4245_MUTE_DAC;
172	ret = cs4245_write_spi(chip, CS4245_DAC_CTRL_1);
173	changed = ret >= 0 ? 1 : ret;
174	return changed;
175}
176
177/* capture volume for all sources */
178
179static int input_volume_apply(struct oxygen *chip, char left, char right)
180{
181	struct dg *data = chip->model_data;
182	int ret;
183
184	data->cs4245_shadow[CS4245_PGA_A_CTRL] = left;
185	data->cs4245_shadow[CS4245_PGA_B_CTRL] = right;
186	ret = cs4245_write_spi(chip, CS4245_PGA_A_CTRL);
187	if (ret < 0)
188		return ret;
189	return cs4245_write_spi(chip, CS4245_PGA_B_CTRL);
190}
191
192static int input_vol_info(struct snd_kcontrol *ctl,
193			  struct snd_ctl_elem_info *info)
194{
195	info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
196	info->count = 2;
197	info->value.integer.min = 2 * -12;
198	info->value.integer.max = 2 * 12;
199	return 0;
200}
201
202static int input_vol_get(struct snd_kcontrol *ctl,
203			 struct snd_ctl_elem_value *value)
204{
205	struct oxygen *chip = ctl->private_data;
206	struct dg *data = chip->model_data;
207	unsigned int idx = ctl->private_value;
208
209	guard(mutex)(&chip->mutex);
210	value->value.integer.value[0] = data->input_vol[idx][0];
211	value->value.integer.value[1] = data->input_vol[idx][1];
212	return 0;
213}
214
215static int input_vol_put(struct snd_kcontrol *ctl,
216			 struct snd_ctl_elem_value *value)
217{
218	struct oxygen *chip = ctl->private_data;
219	struct dg *data = chip->model_data;
220	unsigned int idx = ctl->private_value;
221	int changed = 0;
222	int ret = 0;
223
224	if (value->value.integer.value[0] < 2 * -12 ||
225	    value->value.integer.value[0] > 2 * 12 ||
226	    value->value.integer.value[1] < 2 * -12 ||
227	    value->value.integer.value[1] > 2 * 12)
228		return -EINVAL;
229	guard(mutex)(&chip->mutex);
230	changed = data->input_vol[idx][0] != value->value.integer.value[0] ||
231		  data->input_vol[idx][1] != value->value.integer.value[1];
232	if (changed) {
233		data->input_vol[idx][0] = value->value.integer.value[0];
234		data->input_vol[idx][1] = value->value.integer.value[1];
235		if (idx == data->input_sel) {
236			ret = input_volume_apply(chip,
237				data->input_vol[idx][0],
238				data->input_vol[idx][1]);
239		}
240		changed = ret >= 0 ? 1 : ret;
241	}
242	return changed;
243}
244
245/* Capture Source */
246
247static int input_source_apply(struct oxygen *chip)
248{
249	struct dg *data = chip->model_data;
250
251	data->cs4245_shadow[CS4245_ANALOG_IN] &= ~CS4245_SEL_MASK;
252	if (data->input_sel == CAPTURE_SRC_FP_MIC)
253		data->cs4245_shadow[CS4245_ANALOG_IN] |= CS4245_SEL_INPUT_2;
254	else if (data->input_sel == CAPTURE_SRC_LINE)
255		data->cs4245_shadow[CS4245_ANALOG_IN] |= CS4245_SEL_INPUT_4;
256	else if (data->input_sel != CAPTURE_SRC_MIC)
257		data->cs4245_shadow[CS4245_ANALOG_IN] |= CS4245_SEL_INPUT_1;
258	return cs4245_write_spi(chip, CS4245_ANALOG_IN);
259}
260
261static int input_sel_info(struct snd_kcontrol *ctl,
262			  struct snd_ctl_elem_info *info)
263{
264	static const char *const names[4] = {
265		"Mic", "Front Mic", "Line", "Aux"
266	};
267
268	return snd_ctl_enum_info(info, 1, 4, names);
269}
270
271static int input_sel_get(struct snd_kcontrol *ctl,
272			 struct snd_ctl_elem_value *value)
273{
274	struct oxygen *chip = ctl->private_data;
275	struct dg *data = chip->model_data;
276
277	guard(mutex)(&chip->mutex);
278	value->value.enumerated.item[0] = data->input_sel;
279	return 0;
280}
281
282static int input_sel_put(struct snd_kcontrol *ctl,
283			 struct snd_ctl_elem_value *value)
284{
285	struct oxygen *chip = ctl->private_data;
286	struct dg *data = chip->model_data;
287	int changed;
288	int ret;
289
290	if (value->value.enumerated.item[0] > 3)
291		return -EINVAL;
292
293	guard(mutex)(&chip->mutex);
294	changed = value->value.enumerated.item[0] != data->input_sel;
295	if (changed) {
296		data->input_sel = value->value.enumerated.item[0];
297
298		ret = input_source_apply(chip);
299		if (ret >= 0)
300			ret = input_volume_apply(chip,
301				data->input_vol[data->input_sel][0],
302				data->input_vol[data->input_sel][1]);
303		changed = ret >= 0 ? 1 : ret;
304	}
305	return changed;
306}
307
308/* ADC high-pass filter */
309
310static int hpf_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)
311{
312	static const char *const names[2] = { "Active", "Frozen" };
313
314	return snd_ctl_enum_info(info, 1, 2, names);
315}
316
317static int hpf_get(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
318{
319	struct oxygen *chip = ctl->private_data;
320	struct dg *data = chip->model_data;
321
322	value->value.enumerated.item[0] =
323		!!(data->cs4245_shadow[CS4245_ADC_CTRL] & CS4245_HPF_FREEZE);
324	return 0;
325}
326
327static int hpf_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
328{
329	struct oxygen *chip = ctl->private_data;
330	struct dg *data = chip->model_data;
331	u8 reg;
332	int changed;
333
334	guard(mutex)(&chip->mutex);
335	reg = data->cs4245_shadow[CS4245_ADC_CTRL] & ~CS4245_HPF_FREEZE;
336	if (value->value.enumerated.item[0])
337		reg |= CS4245_HPF_FREEZE;
338	changed = reg != data->cs4245_shadow[CS4245_ADC_CTRL];
339	if (changed) {
340		data->cs4245_shadow[CS4245_ADC_CTRL] = reg;
341		cs4245_write_spi(chip, CS4245_ADC_CTRL);
342	}
343	return changed;
344}
345
346#define INPUT_VOLUME(xname, index) { \
347	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
348	.name = xname, \
349	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \
350		  SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
351	.info = input_vol_info, \
352	.get = input_vol_get, \
353	.put = input_vol_put, \
354	.tlv = { .p = pga_db_scale }, \
355	.private_value = index, \
356}
357static const DECLARE_TLV_DB_MINMAX(hp_db_scale, -12550, 0);
358static const DECLARE_TLV_DB_MINMAX(pga_db_scale, -1200, 1200);
359static const struct snd_kcontrol_new dg_controls[] = {
360	{
361		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
362		.name = "Analog Output Playback Enum",
363		.info = output_select_info,
364		.get = output_select_get,
365		.put = output_select_put,
366	},
367	{
368		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
369		.name = "Headphone Playback Volume",
370		.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
371			  SNDRV_CTL_ELEM_ACCESS_TLV_READ,
372		.info = hp_stereo_volume_info,
373		.get = hp_stereo_volume_get,
374		.put = hp_stereo_volume_put,
375		.tlv = { .p = hp_db_scale, },
376	},
377	{
378		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
379		.name = "Headphone Playback Switch",
380		.access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
381		.info = snd_ctl_boolean_mono_info,
382		.get = hp_mute_get,
383		.put = hp_mute_put,
384	},
385	INPUT_VOLUME("Mic Capture Volume", CAPTURE_SRC_MIC),
386	INPUT_VOLUME("Front Mic Capture Volume", CAPTURE_SRC_FP_MIC),
387	INPUT_VOLUME("Line Capture Volume", CAPTURE_SRC_LINE),
388	INPUT_VOLUME("Aux Capture Volume", CAPTURE_SRC_AUX),
389	{
390		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
391		.name = "Capture Source",
392		.info = input_sel_info,
393		.get = input_sel_get,
394		.put = input_sel_put,
395	},
396	{
397		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
398		.name = "ADC High-pass Filter Capture Enum",
399		.info = hpf_info,
400		.get = hpf_get,
401		.put = hpf_put,
402	},
403};
404
405static int dg_control_filter(struct snd_kcontrol_new *template)
406{
407	if (!strncmp(template->name, "Master Playback ", 16))
408		return 1;
409	return 0;
410}
411
412static int dg_mixer_init(struct oxygen *chip)
413{
414	unsigned int i;
415	int err;
416
417	output_select_apply(chip);
418	input_source_apply(chip);
419	oxygen_update_dac_routing(chip);
420
421	for (i = 0; i < ARRAY_SIZE(dg_controls); ++i) {
422		err = snd_ctl_add(chip->card,
423				  snd_ctl_new1(&dg_controls[i], chip));
424		if (err < 0)
425			return err;
426	}
427
428	return 0;
429}
430
431const struct oxygen_model model_xonar_dg = {
432	.longname = "C-Media Oxygen HD Audio",
433	.chip = "CMI8786",
434	.init = dg_init,
435	.control_filter = dg_control_filter,
436	.mixer_init = dg_mixer_init,
437	.cleanup = dg_cleanup,
438	.suspend = dg_suspend,
439	.resume = dg_resume,
440	.set_dac_params = set_cs4245_dac_params,
441	.set_adc_params = set_cs4245_adc_params,
442	.adjust_dac_routing = adjust_dg_dac_routing,
443	.dump_registers = dump_cs4245_registers,
444	.model_data_size = sizeof(struct dg),
445	.device_config = PLAYBACK_0_TO_I2S |
446			 PLAYBACK_1_TO_SPDIF |
447			 CAPTURE_0_FROM_I2S_1 |
448			 CAPTURE_1_FROM_SPDIF,
449	.dac_channels_pcm = 6,
450	.dac_channels_mixer = 0,
451	.function_flags = OXYGEN_FUNCTION_SPI,
452	.dac_mclks = OXYGEN_MCLKS(256, 128, 128),
453	.adc_mclks = OXYGEN_MCLKS(256, 128, 128),
454	.dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
455	.adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
456};