xref: /openbmc/linux/sound/pci/oxygen/xonar_cs43xx.c (revision b6dcefde)
1 /*
2  * card driver for models with CS4398/CS4362A DACs (Xonar D1/DX)
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 D1/DX
21  * -----------
22  *
23  * CMI8788:
24  *
25  * I²C <-> CS4398 (front)
26  *     <-> CS4362A (surround, center/LFE, back)
27  *
28  * GPI 0 <- external power present (DX only)
29  *
30  * GPIO 0 -> enable output to speakers
31  * GPIO 1 -> enable front panel I/O
32  * GPIO 2 -> M0 of CS5361
33  * GPIO 3 -> M1 of CS5361
34  * GPIO 8 -> route input jack to line-in (0) or mic-in (1)
35  *
36  * CS4398:
37  *
38  * AD0 <- 1
39  * AD1 <- 1
40  *
41  * CS4362A:
42  *
43  * AD0 <- 0
44  *
45  * CM9780:
46  *
47  * GPO 0 -> route line-in (0) or AC97 output (1) to CS5361 input
48  */
49 
50 #include <linux/pci.h>
51 #include <linux/delay.h>
52 #include <sound/ac97_codec.h>
53 #include <sound/control.h>
54 #include <sound/core.h>
55 #include <sound/pcm.h>
56 #include <sound/pcm_params.h>
57 #include <sound/tlv.h>
58 #include "xonar.h"
59 #include "cs4398.h"
60 #include "cs4362a.h"
61 
62 #define GPI_EXT_POWER		0x01
63 #define GPIO_D1_OUTPUT_ENABLE	0x0001
64 #define GPIO_D1_FRONT_PANEL	0x0002
65 #define GPIO_D1_INPUT_ROUTE	0x0100
66 
67 #define I2C_DEVICE_CS4398	0x9e	/* 10011, AD1=1, AD0=1, /W=0 */
68 #define I2C_DEVICE_CS4362A	0x30	/* 001100, AD0=0, /W=0 */
69 
70 struct xonar_cs43xx {
71 	struct xonar_generic generic;
72 	u8 cs4398_regs[8];
73 	u8 cs4362a_regs[15];
74 };
75 
76 static void cs4398_write(struct oxygen *chip, u8 reg, u8 value)
77 {
78 	struct xonar_cs43xx *data = chip->model_data;
79 
80 	oxygen_write_i2c(chip, I2C_DEVICE_CS4398, reg, value);
81 	if (reg < ARRAY_SIZE(data->cs4398_regs))
82 		data->cs4398_regs[reg] = value;
83 }
84 
85 static void cs4398_write_cached(struct oxygen *chip, u8 reg, u8 value)
86 {
87 	struct xonar_cs43xx *data = chip->model_data;
88 
89 	if (value != data->cs4398_regs[reg])
90 		cs4398_write(chip, reg, value);
91 }
92 
93 static void cs4362a_write(struct oxygen *chip, u8 reg, u8 value)
94 {
95 	struct xonar_cs43xx *data = chip->model_data;
96 
97 	oxygen_write_i2c(chip, I2C_DEVICE_CS4362A, reg, value);
98 	if (reg < ARRAY_SIZE(data->cs4362a_regs))
99 		data->cs4362a_regs[reg] = value;
100 }
101 
102 static void cs4362a_write_cached(struct oxygen *chip, u8 reg, u8 value)
103 {
104 	struct xonar_cs43xx *data = chip->model_data;
105 
106 	if (value != data->cs4362a_regs[reg])
107 		cs4362a_write(chip, reg, value);
108 }
109 
110 static void cs43xx_registers_init(struct oxygen *chip)
111 {
112 	struct xonar_cs43xx *data = chip->model_data;
113 	unsigned int i;
114 
115 	/* set CPEN (control port mode) and power down */
116 	cs4398_write(chip, 8, CS4398_CPEN | CS4398_PDN);
117 	cs4362a_write(chip, 0x01, CS4362A_PDN | CS4362A_CPEN);
118 	/* configure */
119 	cs4398_write(chip, 2, data->cs4398_regs[2]);
120 	cs4398_write(chip, 3, CS4398_ATAPI_B_R | CS4398_ATAPI_A_L);
121 	cs4398_write(chip, 4, data->cs4398_regs[4]);
122 	cs4398_write(chip, 5, data->cs4398_regs[5]);
123 	cs4398_write(chip, 6, data->cs4398_regs[6]);
124 	cs4398_write(chip, 7, data->cs4398_regs[7]);
125 	cs4362a_write(chip, 0x02, CS4362A_DIF_LJUST);
126 	cs4362a_write(chip, 0x03, CS4362A_MUTEC_6 | CS4362A_AMUTE |
127 		      CS4362A_RMP_UP | CS4362A_ZERO_CROSS | CS4362A_SOFT_RAMP);
128 	cs4362a_write(chip, 0x04, data->cs4362a_regs[0x04]);
129 	cs4362a_write(chip, 0x05, 0);
130 	for (i = 6; i <= 14; ++i)
131 		cs4362a_write(chip, i, data->cs4362a_regs[i]);
132 	/* clear power down */
133 	cs4398_write(chip, 8, CS4398_CPEN);
134 	cs4362a_write(chip, 0x01, CS4362A_CPEN);
135 }
136 
137 static void xonar_d1_init(struct oxygen *chip)
138 {
139 	struct xonar_cs43xx *data = chip->model_data;
140 
141 	data->generic.anti_pop_delay = 800;
142 	data->generic.output_enable_bit = GPIO_D1_OUTPUT_ENABLE;
143 	data->cs4398_regs[2] =
144 		CS4398_FM_SINGLE | CS4398_DEM_NONE | CS4398_DIF_LJUST;
145 	data->cs4398_regs[4] = CS4398_MUTEP_LOW |
146 		CS4398_MUTE_B | CS4398_MUTE_A | CS4398_PAMUTE;
147 	data->cs4398_regs[5] = 60 * 2;
148 	data->cs4398_regs[6] = 60 * 2;
149 	data->cs4398_regs[7] = CS4398_RMP_DN | CS4398_RMP_UP |
150 		CS4398_ZERO_CROSS | CS4398_SOFT_RAMP;
151 	data->cs4362a_regs[4] = CS4362A_RMP_DN | CS4362A_DEM_NONE;
152 	data->cs4362a_regs[6] = CS4362A_FM_SINGLE |
153 		CS4362A_ATAPI_B_R | CS4362A_ATAPI_A_L;
154 	data->cs4362a_regs[7] = 60 | CS4362A_MUTE;
155 	data->cs4362a_regs[8] = 60 | CS4362A_MUTE;
156 	data->cs4362a_regs[9] = data->cs4362a_regs[6];
157 	data->cs4362a_regs[10] = 60 | CS4362A_MUTE;
158 	data->cs4362a_regs[11] = 60 | CS4362A_MUTE;
159 	data->cs4362a_regs[12] = data->cs4362a_regs[6];
160 	data->cs4362a_regs[13] = 60 | CS4362A_MUTE;
161 	data->cs4362a_regs[14] = 60 | CS4362A_MUTE;
162 
163 	oxygen_write16(chip, OXYGEN_2WIRE_BUS_STATUS,
164 		       OXYGEN_2WIRE_LENGTH_8 |
165 		       OXYGEN_2WIRE_INTERRUPT_MASK |
166 		       OXYGEN_2WIRE_SPEED_FAST);
167 
168 	cs43xx_registers_init(chip);
169 
170 	oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL,
171 			  GPIO_D1_FRONT_PANEL | GPIO_D1_INPUT_ROUTE);
172 	oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA,
173 			    GPIO_D1_FRONT_PANEL | GPIO_D1_INPUT_ROUTE);
174 
175 	xonar_init_cs53x1(chip);
176 	xonar_enable_output(chip);
177 
178 	snd_component_add(chip->card, "CS4398");
179 	snd_component_add(chip->card, "CS4362A");
180 	snd_component_add(chip->card, "CS5361");
181 }
182 
183 static void xonar_dx_init(struct oxygen *chip)
184 {
185 	struct xonar_cs43xx *data = chip->model_data;
186 
187 	data->generic.ext_power_reg = OXYGEN_GPI_DATA;
188 	data->generic.ext_power_int_reg = OXYGEN_GPI_INTERRUPT_MASK;
189 	data->generic.ext_power_bit = GPI_EXT_POWER;
190 	xonar_init_ext_power(chip);
191 	xonar_d1_init(chip);
192 }
193 
194 static void xonar_d1_cleanup(struct oxygen *chip)
195 {
196 	xonar_disable_output(chip);
197 	cs4362a_write(chip, 0x01, CS4362A_PDN | CS4362A_CPEN);
198 	oxygen_clear_bits8(chip, OXYGEN_FUNCTION, OXYGEN_FUNCTION_RESET_CODEC);
199 }
200 
201 static void xonar_d1_suspend(struct oxygen *chip)
202 {
203 	xonar_d1_cleanup(chip);
204 }
205 
206 static void xonar_d1_resume(struct oxygen *chip)
207 {
208 	oxygen_set_bits8(chip, OXYGEN_FUNCTION, OXYGEN_FUNCTION_RESET_CODEC);
209 	msleep(1);
210 	cs43xx_registers_init(chip);
211 	xonar_enable_output(chip);
212 }
213 
214 static void set_cs43xx_params(struct oxygen *chip,
215 			      struct snd_pcm_hw_params *params)
216 {
217 	struct xonar_cs43xx *data = chip->model_data;
218 	u8 cs4398_fm, cs4362a_fm;
219 
220 	if (params_rate(params) <= 50000) {
221 		cs4398_fm = CS4398_FM_SINGLE;
222 		cs4362a_fm = CS4362A_FM_SINGLE;
223 	} else if (params_rate(params) <= 100000) {
224 		cs4398_fm = CS4398_FM_DOUBLE;
225 		cs4362a_fm = CS4362A_FM_DOUBLE;
226 	} else {
227 		cs4398_fm = CS4398_FM_QUAD;
228 		cs4362a_fm = CS4362A_FM_QUAD;
229 	}
230 	cs4398_fm |= CS4398_DEM_NONE | CS4398_DIF_LJUST;
231 	cs4398_write_cached(chip, 2, cs4398_fm);
232 	cs4362a_fm |= data->cs4362a_regs[6] & ~CS4362A_FM_MASK;
233 	cs4362a_write_cached(chip, 6, cs4362a_fm);
234 	cs4362a_write_cached(chip, 12, cs4362a_fm);
235 	cs4362a_fm &= CS4362A_FM_MASK;
236 	cs4362a_fm |= data->cs4362a_regs[9] & ~CS4362A_FM_MASK;
237 	cs4362a_write_cached(chip, 9, cs4362a_fm);
238 }
239 
240 static void update_cs4362a_volumes(struct oxygen *chip)
241 {
242 	unsigned int i;
243 	u8 mute;
244 
245 	mute = chip->dac_mute ? CS4362A_MUTE : 0;
246 	for (i = 0; i < 6; ++i)
247 		cs4362a_write_cached(chip, 7 + i + i / 2,
248 				     (127 - chip->dac_volume[2 + i]) | mute);
249 }
250 
251 static void update_cs43xx_volume(struct oxygen *chip)
252 {
253 	cs4398_write_cached(chip, 5, (127 - chip->dac_volume[0]) * 2);
254 	cs4398_write_cached(chip, 6, (127 - chip->dac_volume[1]) * 2);
255 	update_cs4362a_volumes(chip);
256 }
257 
258 static void update_cs43xx_mute(struct oxygen *chip)
259 {
260 	u8 reg;
261 
262 	reg = CS4398_MUTEP_LOW | CS4398_PAMUTE;
263 	if (chip->dac_mute)
264 		reg |= CS4398_MUTE_B | CS4398_MUTE_A;
265 	cs4398_write_cached(chip, 4, reg);
266 	update_cs4362a_volumes(chip);
267 }
268 
269 static void update_cs43xx_center_lfe_mix(struct oxygen *chip, bool mixed)
270 {
271 	struct xonar_cs43xx *data = chip->model_data;
272 	u8 reg;
273 
274 	reg = data->cs4362a_regs[9] & ~CS4362A_ATAPI_MASK;
275 	if (mixed)
276 		reg |= CS4362A_ATAPI_B_LR | CS4362A_ATAPI_A_LR;
277 	else
278 		reg |= CS4362A_ATAPI_B_R | CS4362A_ATAPI_A_L;
279 	cs4362a_write_cached(chip, 9, reg);
280 }
281 
282 static const struct snd_kcontrol_new front_panel_switch = {
283 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
284 	.name = "Front Panel Switch",
285 	.info = snd_ctl_boolean_mono_info,
286 	.get = xonar_gpio_bit_switch_get,
287 	.put = xonar_gpio_bit_switch_put,
288 	.private_value = GPIO_D1_FRONT_PANEL,
289 };
290 
291 static int rolloff_info(struct snd_kcontrol *ctl,
292 			struct snd_ctl_elem_info *info)
293 {
294 	static const char *const names[2] = {
295 		"Fast Roll-off", "Slow Roll-off"
296 	};
297 
298 	info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
299 	info->count = 1;
300 	info->value.enumerated.items = 2;
301 	if (info->value.enumerated.item >= 2)
302 		info->value.enumerated.item = 1;
303 	strcpy(info->value.enumerated.name, names[info->value.enumerated.item]);
304 	return 0;
305 }
306 
307 static int rolloff_get(struct snd_kcontrol *ctl,
308 		       struct snd_ctl_elem_value *value)
309 {
310 	struct oxygen *chip = ctl->private_data;
311 	struct xonar_cs43xx *data = chip->model_data;
312 
313 	value->value.enumerated.item[0] =
314 		(data->cs4398_regs[7] & CS4398_FILT_SEL) != 0;
315 	return 0;
316 }
317 
318 static int rolloff_put(struct snd_kcontrol *ctl,
319 		       struct snd_ctl_elem_value *value)
320 {
321 	struct oxygen *chip = ctl->private_data;
322 	struct xonar_cs43xx *data = chip->model_data;
323 	int changed;
324 	u8 reg;
325 
326 	mutex_lock(&chip->mutex);
327 	reg = data->cs4398_regs[7];
328 	if (value->value.enumerated.item[0])
329 		reg |= CS4398_FILT_SEL;
330 	else
331 		reg &= ~CS4398_FILT_SEL;
332 	changed = reg != data->cs4398_regs[7];
333 	if (changed) {
334 		cs4398_write(chip, 7, reg);
335 		if (reg & CS4398_FILT_SEL)
336 			reg = data->cs4362a_regs[0x04] | CS4362A_FILT_SEL;
337 		else
338 			reg = data->cs4362a_regs[0x04] & ~CS4362A_FILT_SEL;
339 		cs4362a_write(chip, 0x04, reg);
340 	}
341 	mutex_unlock(&chip->mutex);
342 	return changed;
343 }
344 
345 static const struct snd_kcontrol_new rolloff_control = {
346 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
347 	.name = "DAC Filter Playback Enum",
348 	.info = rolloff_info,
349 	.get = rolloff_get,
350 	.put = rolloff_put,
351 };
352 
353 static void xonar_d1_line_mic_ac97_switch(struct oxygen *chip,
354 					  unsigned int reg, unsigned int mute)
355 {
356 	if (reg == AC97_LINE) {
357 		spin_lock_irq(&chip->reg_lock);
358 		oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
359 				      mute ? GPIO_D1_INPUT_ROUTE : 0,
360 				      GPIO_D1_INPUT_ROUTE);
361 		spin_unlock_irq(&chip->reg_lock);
362 	}
363 }
364 
365 static const DECLARE_TLV_DB_SCALE(cs4362a_db_scale, -6000, 100, 0);
366 
367 static int xonar_d1_control_filter(struct snd_kcontrol_new *template)
368 {
369 	if (!strncmp(template->name, "CD Capture ", 11))
370 		return 1; /* no CD input */
371 	return 0;
372 }
373 
374 static int xonar_d1_mixer_init(struct oxygen *chip)
375 {
376 	int err;
377 
378 	err = snd_ctl_add(chip->card, snd_ctl_new1(&front_panel_switch, chip));
379 	if (err < 0)
380 		return err;
381 	err = snd_ctl_add(chip->card, snd_ctl_new1(&rolloff_control, chip));
382 	if (err < 0)
383 		return err;
384 	return 0;
385 }
386 
387 static const struct oxygen_model model_xonar_d1 = {
388 	.longname = "Asus Virtuoso 100",
389 	.chip = "AV200",
390 	.init = xonar_d1_init,
391 	.control_filter = xonar_d1_control_filter,
392 	.mixer_init = xonar_d1_mixer_init,
393 	.cleanup = xonar_d1_cleanup,
394 	.suspend = xonar_d1_suspend,
395 	.resume = xonar_d1_resume,
396 	.get_i2s_mclk = oxygen_default_i2s_mclk,
397 	.set_dac_params = set_cs43xx_params,
398 	.set_adc_params = xonar_set_cs53x1_params,
399 	.update_dac_volume = update_cs43xx_volume,
400 	.update_dac_mute = update_cs43xx_mute,
401 	.update_center_lfe_mix = update_cs43xx_center_lfe_mix,
402 	.ac97_switch = xonar_d1_line_mic_ac97_switch,
403 	.dac_tlv = cs4362a_db_scale,
404 	.model_data_size = sizeof(struct xonar_cs43xx),
405 	.device_config = PLAYBACK_0_TO_I2S |
406 			 PLAYBACK_1_TO_SPDIF |
407 			 CAPTURE_0_FROM_I2S_2,
408 	.dac_channels = 8,
409 	.dac_volume_min = 127 - 60,
410 	.dac_volume_max = 127,
411 	.function_flags = OXYGEN_FUNCTION_2WIRE,
412 	.dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
413 	.adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
414 };
415 
416 int __devinit get_xonar_cs43xx_model(struct oxygen *chip,
417 				     const struct pci_device_id *id)
418 {
419 	switch (id->subdevice) {
420 	case 0x834f:
421 		chip->model = model_xonar_d1;
422 		chip->model.shortname = "Xonar D1";
423 		break;
424 	case 0x8275:
425 	case 0x8327:
426 		chip->model = model_xonar_d1;
427 		chip->model.shortname = "Xonar DX";
428 		chip->model.init = xonar_dx_init;
429 		break;
430 	default:
431 		return -EINVAL;
432 	}
433 	return 0;
434 }
435