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TOMOYO Linux Cross Reference
Linux/sound/pci/oxygen/xonar_dg_mixer.c

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  1 /*
  2  * Mixer controls for the Xonar DG/DGX
  3  *
  4  * Copyright (c) Clemens Ladisch <clemens@ladisch.de>
  5  * Copyright (c) Roman Volkov <v1ron@mail.ru>
  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 #include <linux/pci.h>
 20 #include <linux/delay.h>
 21 #include <sound/control.h>
 22 #include <sound/core.h>
 23 #include <sound/info.h>
 24 #include <sound/pcm.h>
 25 #include <sound/tlv.h>
 26 #include "oxygen.h"
 27 #include "xonar_dg.h"
 28 #include "cs4245.h"
 29 
 30 /* analog output select */
 31 
 32 static int output_select_apply(struct oxygen *chip)
 33 {
 34         struct dg *data = chip->model_data;
 35 
 36         data->cs4245_shadow[CS4245_SIGNAL_SEL] &= ~CS4245_A_OUT_SEL_MASK;
 37         if (data->output_sel == PLAYBACK_DST_HP) {
 38                 /* mute FP (aux output) amplifier, switch rear jack to CS4245 */
 39                 oxygen_set_bits8(chip, OXYGEN_GPIO_DATA, GPIO_HP_REAR);
 40         } else if (data->output_sel == PLAYBACK_DST_HP_FP) {
 41                 /*
 42                  * Unmute FP amplifier, switch rear jack to CS4361;
 43                  * I2S channels 2,3,4 should be inactive.
 44                  */
 45                 oxygen_clear_bits8(chip, OXYGEN_GPIO_DATA, GPIO_HP_REAR);
 46                 data->cs4245_shadow[CS4245_SIGNAL_SEL] |= CS4245_A_OUT_SEL_DAC;
 47         } else {
 48                 /*
 49                  * 2.0, 4.0, 5.1: switch to CS4361, mute FP amp.,
 50                  * and change playback routing.
 51                  */
 52                 oxygen_clear_bits8(chip, OXYGEN_GPIO_DATA, GPIO_HP_REAR);
 53         }
 54         return cs4245_write_spi(chip, CS4245_SIGNAL_SEL);
 55 }
 56 
 57 static int output_select_info(struct snd_kcontrol *ctl,
 58                               struct snd_ctl_elem_info *info)
 59 {
 60         static const char *const names[3] = {
 61                 "Stereo Headphones",
 62                 "Stereo Headphones FP",
 63                 "Multichannel",
 64         };
 65 
 66         return snd_ctl_enum_info(info, 1, 3, names);
 67 }
 68 
 69 static int output_select_get(struct snd_kcontrol *ctl,
 70                              struct snd_ctl_elem_value *value)
 71 {
 72         struct oxygen *chip = ctl->private_data;
 73         struct dg *data = chip->model_data;
 74 
 75         mutex_lock(&chip->mutex);
 76         value->value.enumerated.item[0] = data->output_sel;
 77         mutex_unlock(&chip->mutex);
 78         return 0;
 79 }
 80 
 81 static int output_select_put(struct snd_kcontrol *ctl,
 82                              struct snd_ctl_elem_value *value)
 83 {
 84         struct oxygen *chip = ctl->private_data;
 85         struct dg *data = chip->model_data;
 86         unsigned int new = value->value.enumerated.item[0];
 87         int changed = 0;
 88         int ret;
 89 
 90         mutex_lock(&chip->mutex);
 91         if (data->output_sel != new) {
 92                 data->output_sel = new;
 93                 ret = output_select_apply(chip);
 94                 changed = ret >= 0 ? 1 : ret;
 95                 oxygen_update_dac_routing(chip);
 96         }
 97         mutex_unlock(&chip->mutex);
 98 
 99         return changed;
100 }
101 
102 /* CS4245 Headphone Channels A&B Volume Control */
103 
104 static int hp_stereo_volume_info(struct snd_kcontrol *ctl,
105                                 struct snd_ctl_elem_info *info)
106 {
107         info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
108         info->count = 2;
109         info->value.integer.min = 0;
110         info->value.integer.max = 255;
111         return 0;
112 }
113 
114 static int hp_stereo_volume_get(struct snd_kcontrol *ctl,
115                                 struct snd_ctl_elem_value *val)
116 {
117         struct oxygen *chip = ctl->private_data;
118         struct dg *data = chip->model_data;
119         unsigned int tmp;
120 
121         mutex_lock(&chip->mutex);
122         tmp = (~data->cs4245_shadow[CS4245_DAC_A_CTRL]) & 255;
123         val->value.integer.value[0] = tmp;
124         tmp = (~data->cs4245_shadow[CS4245_DAC_B_CTRL]) & 255;
125         val->value.integer.value[1] = tmp;
126         mutex_unlock(&chip->mutex);
127         return 0;
128 }
129 
130 static int hp_stereo_volume_put(struct snd_kcontrol *ctl,
131                                 struct snd_ctl_elem_value *val)
132 {
133         struct oxygen *chip = ctl->private_data;
134         struct dg *data = chip->model_data;
135         int ret;
136         int changed = 0;
137         long new1 = val->value.integer.value[0];
138         long new2 = val->value.integer.value[1];
139 
140         if ((new1 > 255) || (new1 < 0) || (new2 > 255) || (new2 < 0))
141                 return -EINVAL;
142 
143         mutex_lock(&chip->mutex);
144         if ((data->cs4245_shadow[CS4245_DAC_A_CTRL] != ~new1) ||
145             (data->cs4245_shadow[CS4245_DAC_B_CTRL] != ~new2)) {
146                 data->cs4245_shadow[CS4245_DAC_A_CTRL] = ~new1;
147                 data->cs4245_shadow[CS4245_DAC_B_CTRL] = ~new2;
148                 ret = cs4245_write_spi(chip, CS4245_DAC_A_CTRL);
149                 if (ret >= 0)
150                         ret = cs4245_write_spi(chip, CS4245_DAC_B_CTRL);
151                 changed = ret >= 0 ? 1 : ret;
152         }
153         mutex_unlock(&chip->mutex);
154 
155         return changed;
156 }
157 
158 /* Headphone Mute */
159 
160 static int hp_mute_get(struct snd_kcontrol *ctl,
161                         struct snd_ctl_elem_value *val)
162 {
163         struct oxygen *chip = ctl->private_data;
164         struct dg *data = chip->model_data;
165 
166         mutex_lock(&chip->mutex);
167         val->value.integer.value[0] =
168                 !(data->cs4245_shadow[CS4245_DAC_CTRL_1] & CS4245_MUTE_DAC);
169         mutex_unlock(&chip->mutex);
170         return 0;
171 }
172 
173 static int hp_mute_put(struct snd_kcontrol *ctl,
174                         struct snd_ctl_elem_value *val)
175 {
176         struct oxygen *chip = ctl->private_data;
177         struct dg *data = chip->model_data;
178         int ret;
179         int changed;
180 
181         if (val->value.integer.value[0] > 1)
182                 return -EINVAL;
183         mutex_lock(&chip->mutex);
184         data->cs4245_shadow[CS4245_DAC_CTRL_1] &= ~CS4245_MUTE_DAC;
185         data->cs4245_shadow[CS4245_DAC_CTRL_1] |=
186                 (~val->value.integer.value[0] << 2) & CS4245_MUTE_DAC;
187         ret = cs4245_write_spi(chip, CS4245_DAC_CTRL_1);
188         changed = ret >= 0 ? 1 : ret;
189         mutex_unlock(&chip->mutex);
190         return changed;
191 }
192 
193 /* capture volume for all sources */
194 
195 static int input_volume_apply(struct oxygen *chip, char left, char right)
196 {
197         struct dg *data = chip->model_data;
198         int ret;
199 
200         data->cs4245_shadow[CS4245_PGA_A_CTRL] = left;
201         data->cs4245_shadow[CS4245_PGA_B_CTRL] = right;
202         ret = cs4245_write_spi(chip, CS4245_PGA_A_CTRL);
203         if (ret < 0)
204                 return ret;
205         return cs4245_write_spi(chip, CS4245_PGA_B_CTRL);
206 }
207 
208 static int input_vol_info(struct snd_kcontrol *ctl,
209                           struct snd_ctl_elem_info *info)
210 {
211         info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
212         info->count = 2;
213         info->value.integer.min = 2 * -12;
214         info->value.integer.max = 2 * 12;
215         return 0;
216 }
217 
218 static int input_vol_get(struct snd_kcontrol *ctl,
219                          struct snd_ctl_elem_value *value)
220 {
221         struct oxygen *chip = ctl->private_data;
222         struct dg *data = chip->model_data;
223         unsigned int idx = ctl->private_value;
224 
225         mutex_lock(&chip->mutex);
226         value->value.integer.value[0] = data->input_vol[idx][0];
227         value->value.integer.value[1] = data->input_vol[idx][1];
228         mutex_unlock(&chip->mutex);
229         return 0;
230 }
231 
232 static int input_vol_put(struct snd_kcontrol *ctl,
233                          struct snd_ctl_elem_value *value)
234 {
235         struct oxygen *chip = ctl->private_data;
236         struct dg *data = chip->model_data;
237         unsigned int idx = ctl->private_value;
238         int changed = 0;
239         int ret = 0;
240 
241         if (value->value.integer.value[0] < 2 * -12 ||
242             value->value.integer.value[0] > 2 * 12 ||
243             value->value.integer.value[1] < 2 * -12 ||
244             value->value.integer.value[1] > 2 * 12)
245                 return -EINVAL;
246         mutex_lock(&chip->mutex);
247         changed = data->input_vol[idx][0] != value->value.integer.value[0] ||
248                   data->input_vol[idx][1] != value->value.integer.value[1];
249         if (changed) {
250                 data->input_vol[idx][0] = value->value.integer.value[0];
251                 data->input_vol[idx][1] = value->value.integer.value[1];
252                 if (idx == data->input_sel) {
253                         ret = input_volume_apply(chip,
254                                 data->input_vol[idx][0],
255                                 data->input_vol[idx][1]);
256                 }
257                 changed = ret >= 0 ? 1 : ret;
258         }
259         mutex_unlock(&chip->mutex);
260         return changed;
261 }
262 
263 /* Capture Source */
264 
265 static int input_source_apply(struct oxygen *chip)
266 {
267         struct dg *data = chip->model_data;
268 
269         data->cs4245_shadow[CS4245_ANALOG_IN] &= ~CS4245_SEL_MASK;
270         if (data->input_sel == CAPTURE_SRC_FP_MIC)
271                 data->cs4245_shadow[CS4245_ANALOG_IN] |= CS4245_SEL_INPUT_2;
272         else if (data->input_sel == CAPTURE_SRC_LINE)
273                 data->cs4245_shadow[CS4245_ANALOG_IN] |= CS4245_SEL_INPUT_4;
274         else if (data->input_sel != CAPTURE_SRC_MIC)
275                 data->cs4245_shadow[CS4245_ANALOG_IN] |= CS4245_SEL_INPUT_1;
276         return cs4245_write_spi(chip, CS4245_ANALOG_IN);
277 }
278 
279 static int input_sel_info(struct snd_kcontrol *ctl,
280                           struct snd_ctl_elem_info *info)
281 {
282         static const char *const names[4] = {
283                 "Mic", "Front Mic", "Line", "Aux"
284         };
285 
286         return snd_ctl_enum_info(info, 1, 4, names);
287 }
288 
289 static int input_sel_get(struct snd_kcontrol *ctl,
290                          struct snd_ctl_elem_value *value)
291 {
292         struct oxygen *chip = ctl->private_data;
293         struct dg *data = chip->model_data;
294 
295         mutex_lock(&chip->mutex);
296         value->value.enumerated.item[0] = data->input_sel;
297         mutex_unlock(&chip->mutex);
298         return 0;
299 }
300 
301 static int input_sel_put(struct snd_kcontrol *ctl,
302                          struct snd_ctl_elem_value *value)
303 {
304         struct oxygen *chip = ctl->private_data;
305         struct dg *data = chip->model_data;
306         int changed;
307         int ret;
308 
309         if (value->value.enumerated.item[0] > 3)
310                 return -EINVAL;
311 
312         mutex_lock(&chip->mutex);
313         changed = value->value.enumerated.item[0] != data->input_sel;
314         if (changed) {
315                 data->input_sel = value->value.enumerated.item[0];
316 
317                 ret = input_source_apply(chip);
318                 if (ret >= 0)
319                         ret = input_volume_apply(chip,
320                                 data->input_vol[data->input_sel][0],
321                                 data->input_vol[data->input_sel][1]);
322                 changed = ret >= 0 ? 1 : ret;
323         }
324         mutex_unlock(&chip->mutex);
325         return changed;
326 }
327 
328 /* ADC high-pass filter */
329 
330 static int hpf_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)
331 {
332         static const char *const names[2] = { "Active", "Frozen" };
333 
334         return snd_ctl_enum_info(info, 1, 2, names);
335 }
336 
337 static int hpf_get(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
338 {
339         struct oxygen *chip = ctl->private_data;
340         struct dg *data = chip->model_data;
341 
342         value->value.enumerated.item[0] =
343                 !!(data->cs4245_shadow[CS4245_ADC_CTRL] & CS4245_HPF_FREEZE);
344         return 0;
345 }
346 
347 static int hpf_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
348 {
349         struct oxygen *chip = ctl->private_data;
350         struct dg *data = chip->model_data;
351         u8 reg;
352         int changed;
353 
354         mutex_lock(&chip->mutex);
355         reg = data->cs4245_shadow[CS4245_ADC_CTRL] & ~CS4245_HPF_FREEZE;
356         if (value->value.enumerated.item[0])
357                 reg |= CS4245_HPF_FREEZE;
358         changed = reg != data->cs4245_shadow[CS4245_ADC_CTRL];
359         if (changed) {
360                 data->cs4245_shadow[CS4245_ADC_CTRL] = reg;
361                 cs4245_write_spi(chip, CS4245_ADC_CTRL);
362         }
363         mutex_unlock(&chip->mutex);
364         return changed;
365 }
366 
367 #define INPUT_VOLUME(xname, index) { \
368         .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
369         .name = xname, \
370         .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \
371                   SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
372         .info = input_vol_info, \
373         .get = input_vol_get, \
374         .put = input_vol_put, \
375         .tlv = { .p = pga_db_scale }, \
376         .private_value = index, \
377 }
378 static const DECLARE_TLV_DB_MINMAX(hp_db_scale, -12550, 0);
379 static const DECLARE_TLV_DB_MINMAX(pga_db_scale, -1200, 1200);
380 static const struct snd_kcontrol_new dg_controls[] = {
381         {
382                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
383                 .name = "Analog Output Playback Enum",
384                 .info = output_select_info,
385                 .get = output_select_get,
386                 .put = output_select_put,
387         },
388         {
389                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
390                 .name = "Headphone Playback Volume",
391                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
392                           SNDRV_CTL_ELEM_ACCESS_TLV_READ,
393                 .info = hp_stereo_volume_info,
394                 .get = hp_stereo_volume_get,
395                 .put = hp_stereo_volume_put,
396                 .tlv = { .p = hp_db_scale, },
397         },
398         {
399                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
400                 .name = "Headphone Playback Switch",
401                 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
402                 .info = snd_ctl_boolean_mono_info,
403                 .get = hp_mute_get,
404                 .put = hp_mute_put,
405         },
406         INPUT_VOLUME("Mic Capture Volume", CAPTURE_SRC_MIC),
407         INPUT_VOLUME("Front Mic Capture Volume", CAPTURE_SRC_FP_MIC),
408         INPUT_VOLUME("Line Capture Volume", CAPTURE_SRC_LINE),
409         INPUT_VOLUME("Aux Capture Volume", CAPTURE_SRC_AUX),
410         {
411                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
412                 .name = "Capture Source",
413                 .info = input_sel_info,
414                 .get = input_sel_get,
415                 .put = input_sel_put,
416         },
417         {
418                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
419                 .name = "ADC High-pass Filter Capture Enum",
420                 .info = hpf_info,
421                 .get = hpf_get,
422                 .put = hpf_put,
423         },
424 };
425 
426 static int dg_control_filter(struct snd_kcontrol_new *template)
427 {
428         if (!strncmp(template->name, "Master Playback ", 16))
429                 return 1;
430         return 0;
431 }
432 
433 static int dg_mixer_init(struct oxygen *chip)
434 {
435         unsigned int i;
436         int err;
437 
438         output_select_apply(chip);
439         input_source_apply(chip);
440         oxygen_update_dac_routing(chip);
441 
442         for (i = 0; i < ARRAY_SIZE(dg_controls); ++i) {
443                 err = snd_ctl_add(chip->card,
444                                   snd_ctl_new1(&dg_controls[i], chip));
445                 if (err < 0)
446                         return err;
447         }
448 
449         return 0;
450 }
451 
452 const struct oxygen_model model_xonar_dg = {
453         .longname = "C-Media Oxygen HD Audio",
454         .chip = "CMI8786",
455         .init = dg_init,
456         .control_filter = dg_control_filter,
457         .mixer_init = dg_mixer_init,
458         .cleanup = dg_cleanup,
459         .suspend = dg_suspend,
460         .resume = dg_resume,
461         .set_dac_params = set_cs4245_dac_params,
462         .set_adc_params = set_cs4245_adc_params,
463         .adjust_dac_routing = adjust_dg_dac_routing,
464         .dump_registers = dump_cs4245_registers,
465         .model_data_size = sizeof(struct dg),
466         .device_config = PLAYBACK_0_TO_I2S |
467                          PLAYBACK_1_TO_SPDIF |
468                          CAPTURE_0_FROM_I2S_1 |
469                          CAPTURE_1_FROM_SPDIF,
470         .dac_channels_pcm = 6,
471         .dac_channels_mixer = 0,
472         .function_flags = OXYGEN_FUNCTION_SPI,
473         .dac_mclks = OXYGEN_MCLKS(256, 128, 128),
474         .adc_mclks = OXYGEN_MCLKS(256, 128, 128),
475         .dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
476         .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
477 };
478 

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