xref: /openbmc/linux/sound/pci/oxygen/xonar_cs43xx.c (revision 2cf1c348)
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * card driver for models with CS4398/CS4362A DACs (Xonar D1/DX)
4  *
5  * Copyright (c) Clemens Ladisch <clemens@ladisch.de>
6  */
7 
8 /*
9  * Xonar D1/DX
10  * -----------
11  *
12  * CMI8788:
13  *
14  *   I²C <-> CS4398 (addr 1001111) (front)
15  *       <-> CS4362A (addr 0011000) (surround, center/LFE, back)
16  *
17  *   GPI 0 <- external power present (DX only)
18  *
19  *   GPIO 0 -> enable output to speakers
20  *   GPIO 1 -> route output to front panel
21  *   GPIO 2 -> M0 of CS5361
22  *   GPIO 3 -> M1 of CS5361
23  *   GPIO 6 -> ?
24  *   GPIO 7 -> ?
25  *   GPIO 8 -> route input jack to line-in (0) or mic-in (1)
26  *
27  * CM9780:
28  *
29  *   LINE_OUT -> input of ADC
30  *
31  *   AUX_IN  <- aux
32  *   MIC_IN  <- mic
33  *   FMIC_IN <- front mic
34  *
35  *   GPO 0 -> route line-in (0) or AC97 output (1) to CS5361 input
36  */
37 
38 #include <linux/pci.h>
39 #include <linux/delay.h>
40 #include <sound/ac97_codec.h>
41 #include <sound/control.h>
42 #include <sound/core.h>
43 #include <sound/pcm.h>
44 #include <sound/pcm_params.h>
45 #include <sound/tlv.h>
46 #include "xonar.h"
47 #include "cm9780.h"
48 #include "cs4398.h"
49 #include "cs4362a.h"
50 
51 #define GPI_EXT_POWER		0x01
52 #define GPIO_D1_OUTPUT_ENABLE	0x0001
53 #define GPIO_D1_FRONT_PANEL	0x0002
54 #define GPIO_D1_MAGIC		0x00c0
55 #define GPIO_D1_INPUT_ROUTE	0x0100
56 
57 #define I2C_DEVICE_CS4398	0x9e	/* 10011, AD1=1, AD0=1, /W=0 */
58 #define I2C_DEVICE_CS4362A	0x30	/* 001100, AD0=0, /W=0 */
59 
60 struct xonar_cs43xx {
61 	struct xonar_generic generic;
62 	u8 cs4398_regs[8];
63 	u8 cs4362a_regs[15];
64 };
65 
66 static void cs4398_write(struct oxygen *chip, u8 reg, u8 value)
67 {
68 	struct xonar_cs43xx *data = chip->model_data;
69 
70 	oxygen_write_i2c(chip, I2C_DEVICE_CS4398, reg, value);
71 	if (reg < ARRAY_SIZE(data->cs4398_regs))
72 		data->cs4398_regs[reg] = value;
73 }
74 
75 static void cs4398_write_cached(struct oxygen *chip, u8 reg, u8 value)
76 {
77 	struct xonar_cs43xx *data = chip->model_data;
78 
79 	if (value != data->cs4398_regs[reg])
80 		cs4398_write(chip, reg, value);
81 }
82 
83 static void cs4362a_write(struct oxygen *chip, u8 reg, u8 value)
84 {
85 	struct xonar_cs43xx *data = chip->model_data;
86 
87 	oxygen_write_i2c(chip, I2C_DEVICE_CS4362A, reg, value);
88 	if (reg < ARRAY_SIZE(data->cs4362a_regs))
89 		data->cs4362a_regs[reg] = value;
90 }
91 
92 static void cs4362a_write_cached(struct oxygen *chip, u8 reg, u8 value)
93 {
94 	struct xonar_cs43xx *data = chip->model_data;
95 
96 	if (value != data->cs4362a_regs[reg])
97 		cs4362a_write(chip, reg, value);
98 }
99 
100 static void cs43xx_registers_init(struct oxygen *chip)
101 {
102 	struct xonar_cs43xx *data = chip->model_data;
103 	unsigned int i;
104 
105 	/* set CPEN (control port mode) and power down */
106 	cs4398_write(chip, 8, CS4398_CPEN | CS4398_PDN);
107 	cs4362a_write(chip, 0x01, CS4362A_PDN | CS4362A_CPEN);
108 	/* configure */
109 	cs4398_write(chip, 2, data->cs4398_regs[2]);
110 	cs4398_write(chip, 3, CS4398_ATAPI_B_R | CS4398_ATAPI_A_L);
111 	cs4398_write(chip, 4, data->cs4398_regs[4]);
112 	cs4398_write(chip, 5, data->cs4398_regs[5]);
113 	cs4398_write(chip, 6, data->cs4398_regs[6]);
114 	cs4398_write(chip, 7, data->cs4398_regs[7]);
115 	cs4362a_write(chip, 0x02, CS4362A_DIF_LJUST);
116 	cs4362a_write(chip, 0x03, CS4362A_MUTEC_6 | CS4362A_AMUTE |
117 		      CS4362A_RMP_UP | CS4362A_ZERO_CROSS | CS4362A_SOFT_RAMP);
118 	cs4362a_write(chip, 0x04, data->cs4362a_regs[0x04]);
119 	cs4362a_write(chip, 0x05, 0);
120 	for (i = 6; i <= 14; ++i)
121 		cs4362a_write(chip, i, data->cs4362a_regs[i]);
122 	/* clear power down */
123 	cs4398_write(chip, 8, CS4398_CPEN);
124 	cs4362a_write(chip, 0x01, CS4362A_CPEN);
125 }
126 
127 static void xonar_d1_init(struct oxygen *chip)
128 {
129 	struct xonar_cs43xx *data = chip->model_data;
130 
131 	data->generic.anti_pop_delay = 800;
132 	data->generic.output_enable_bit = GPIO_D1_OUTPUT_ENABLE;
133 	data->cs4398_regs[2] =
134 		CS4398_FM_SINGLE | CS4398_DEM_NONE | CS4398_DIF_LJUST;
135 	data->cs4398_regs[4] = CS4398_MUTEP_LOW |
136 		CS4398_MUTE_B | CS4398_MUTE_A | CS4398_PAMUTE;
137 	data->cs4398_regs[5] = 60 * 2;
138 	data->cs4398_regs[6] = 60 * 2;
139 	data->cs4398_regs[7] = CS4398_RMP_DN | CS4398_RMP_UP |
140 		CS4398_ZERO_CROSS | CS4398_SOFT_RAMP;
141 	data->cs4362a_regs[4] = CS4362A_RMP_DN | CS4362A_DEM_NONE;
142 	data->cs4362a_regs[6] = CS4362A_FM_SINGLE |
143 		CS4362A_ATAPI_B_R | CS4362A_ATAPI_A_L;
144 	data->cs4362a_regs[7] = 60 | CS4362A_MUTE;
145 	data->cs4362a_regs[8] = 60 | CS4362A_MUTE;
146 	data->cs4362a_regs[9] = data->cs4362a_regs[6];
147 	data->cs4362a_regs[10] = 60 | CS4362A_MUTE;
148 	data->cs4362a_regs[11] = 60 | CS4362A_MUTE;
149 	data->cs4362a_regs[12] = data->cs4362a_regs[6];
150 	data->cs4362a_regs[13] = 60 | CS4362A_MUTE;
151 	data->cs4362a_regs[14] = 60 | CS4362A_MUTE;
152 
153 	oxygen_write16(chip, OXYGEN_2WIRE_BUS_STATUS,
154 		       OXYGEN_2WIRE_LENGTH_8 |
155 		       OXYGEN_2WIRE_INTERRUPT_MASK |
156 		       OXYGEN_2WIRE_SPEED_FAST);
157 
158 	cs43xx_registers_init(chip);
159 
160 	oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL,
161 			  GPIO_D1_FRONT_PANEL |
162 			  GPIO_D1_MAGIC |
163 			  GPIO_D1_INPUT_ROUTE);
164 	oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA,
165 			    GPIO_D1_FRONT_PANEL | GPIO_D1_INPUT_ROUTE);
166 
167 	xonar_init_cs53x1(chip);
168 	xonar_enable_output(chip);
169 
170 	snd_component_add(chip->card, "CS4398");
171 	snd_component_add(chip->card, "CS4362A");
172 	snd_component_add(chip->card, "CS5361");
173 }
174 
175 static void xonar_dx_init(struct oxygen *chip)
176 {
177 	struct xonar_cs43xx *data = chip->model_data;
178 
179 	data->generic.ext_power_reg = OXYGEN_GPI_DATA;
180 	data->generic.ext_power_int_reg = OXYGEN_GPI_INTERRUPT_MASK;
181 	data->generic.ext_power_bit = GPI_EXT_POWER;
182 	xonar_init_ext_power(chip);
183 	xonar_d1_init(chip);
184 }
185 
186 static void xonar_d1_cleanup(struct oxygen *chip)
187 {
188 	xonar_disable_output(chip);
189 	cs4362a_write(chip, 0x01, CS4362A_PDN | CS4362A_CPEN);
190 	oxygen_clear_bits8(chip, OXYGEN_FUNCTION, OXYGEN_FUNCTION_RESET_CODEC);
191 }
192 
193 static void xonar_d1_suspend(struct oxygen *chip)
194 {
195 	xonar_d1_cleanup(chip);
196 }
197 
198 static void xonar_d1_resume(struct oxygen *chip)
199 {
200 	oxygen_set_bits8(chip, OXYGEN_FUNCTION, OXYGEN_FUNCTION_RESET_CODEC);
201 	msleep(1);
202 	cs43xx_registers_init(chip);
203 	xonar_enable_output(chip);
204 }
205 
206 static void set_cs43xx_params(struct oxygen *chip,
207 			      struct snd_pcm_hw_params *params)
208 {
209 	struct xonar_cs43xx *data = chip->model_data;
210 	u8 cs4398_fm, cs4362a_fm;
211 
212 	if (params_rate(params) <= 50000) {
213 		cs4398_fm = CS4398_FM_SINGLE;
214 		cs4362a_fm = CS4362A_FM_SINGLE;
215 	} else if (params_rate(params) <= 100000) {
216 		cs4398_fm = CS4398_FM_DOUBLE;
217 		cs4362a_fm = CS4362A_FM_DOUBLE;
218 	} else {
219 		cs4398_fm = CS4398_FM_QUAD;
220 		cs4362a_fm = CS4362A_FM_QUAD;
221 	}
222 	cs4398_fm |= CS4398_DEM_NONE | CS4398_DIF_LJUST;
223 	cs4398_write_cached(chip, 2, cs4398_fm);
224 	cs4362a_fm |= data->cs4362a_regs[6] & ~CS4362A_FM_MASK;
225 	cs4362a_write_cached(chip, 6, cs4362a_fm);
226 	cs4362a_write_cached(chip, 12, cs4362a_fm);
227 	cs4362a_fm &= CS4362A_FM_MASK;
228 	cs4362a_fm |= data->cs4362a_regs[9] & ~CS4362A_FM_MASK;
229 	cs4362a_write_cached(chip, 9, cs4362a_fm);
230 }
231 
232 static void update_cs4362a_volumes(struct oxygen *chip)
233 {
234 	unsigned int i;
235 	u8 mute;
236 
237 	mute = chip->dac_mute ? CS4362A_MUTE : 0;
238 	for (i = 0; i < 6; ++i)
239 		cs4362a_write_cached(chip, 7 + i + i / 2,
240 				     (127 - chip->dac_volume[2 + i]) | mute);
241 }
242 
243 static void update_cs43xx_volume(struct oxygen *chip)
244 {
245 	cs4398_write_cached(chip, 5, (127 - chip->dac_volume[0]) * 2);
246 	cs4398_write_cached(chip, 6, (127 - chip->dac_volume[1]) * 2);
247 	update_cs4362a_volumes(chip);
248 }
249 
250 static void update_cs43xx_mute(struct oxygen *chip)
251 {
252 	u8 reg;
253 
254 	reg = CS4398_MUTEP_LOW | CS4398_PAMUTE;
255 	if (chip->dac_mute)
256 		reg |= CS4398_MUTE_B | CS4398_MUTE_A;
257 	cs4398_write_cached(chip, 4, reg);
258 	update_cs4362a_volumes(chip);
259 }
260 
261 static void update_cs43xx_center_lfe_mix(struct oxygen *chip, bool mixed)
262 {
263 	struct xonar_cs43xx *data = chip->model_data;
264 	u8 reg;
265 
266 	reg = data->cs4362a_regs[9] & ~CS4362A_ATAPI_MASK;
267 	if (mixed)
268 		reg |= CS4362A_ATAPI_B_LR | CS4362A_ATAPI_A_LR;
269 	else
270 		reg |= CS4362A_ATAPI_B_R | CS4362A_ATAPI_A_L;
271 	cs4362a_write_cached(chip, 9, reg);
272 }
273 
274 static const struct snd_kcontrol_new front_panel_switch = {
275 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
276 	.name = "Front Panel Playback Switch",
277 	.info = snd_ctl_boolean_mono_info,
278 	.get = xonar_gpio_bit_switch_get,
279 	.put = xonar_gpio_bit_switch_put,
280 	.private_value = GPIO_D1_FRONT_PANEL,
281 };
282 
283 static int rolloff_info(struct snd_kcontrol *ctl,
284 			struct snd_ctl_elem_info *info)
285 {
286 	static const char *const names[2] = {
287 		"Fast Roll-off", "Slow Roll-off"
288 	};
289 
290 	return snd_ctl_enum_info(info, 1, 2, names);
291 }
292 
293 static int rolloff_get(struct snd_kcontrol *ctl,
294 		       struct snd_ctl_elem_value *value)
295 {
296 	struct oxygen *chip = ctl->private_data;
297 	struct xonar_cs43xx *data = chip->model_data;
298 
299 	value->value.enumerated.item[0] =
300 		(data->cs4398_regs[7] & CS4398_FILT_SEL) != 0;
301 	return 0;
302 }
303 
304 static int rolloff_put(struct snd_kcontrol *ctl,
305 		       struct snd_ctl_elem_value *value)
306 {
307 	struct oxygen *chip = ctl->private_data;
308 	struct xonar_cs43xx *data = chip->model_data;
309 	int changed;
310 	u8 reg;
311 
312 	mutex_lock(&chip->mutex);
313 	reg = data->cs4398_regs[7];
314 	if (value->value.enumerated.item[0])
315 		reg |= CS4398_FILT_SEL;
316 	else
317 		reg &= ~CS4398_FILT_SEL;
318 	changed = reg != data->cs4398_regs[7];
319 	if (changed) {
320 		cs4398_write(chip, 7, reg);
321 		if (reg & CS4398_FILT_SEL)
322 			reg = data->cs4362a_regs[0x04] | CS4362A_FILT_SEL;
323 		else
324 			reg = data->cs4362a_regs[0x04] & ~CS4362A_FILT_SEL;
325 		cs4362a_write(chip, 0x04, reg);
326 	}
327 	mutex_unlock(&chip->mutex);
328 	return changed;
329 }
330 
331 static const struct snd_kcontrol_new rolloff_control = {
332 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
333 	.name = "DAC Filter Playback Enum",
334 	.info = rolloff_info,
335 	.get = rolloff_get,
336 	.put = rolloff_put,
337 };
338 
339 static void xonar_d1_line_mic_ac97_switch(struct oxygen *chip,
340 					  unsigned int reg, unsigned int mute)
341 {
342 	if (reg == AC97_LINE) {
343 		spin_lock_irq(&chip->reg_lock);
344 		oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
345 				      mute ? GPIO_D1_INPUT_ROUTE : 0,
346 				      GPIO_D1_INPUT_ROUTE);
347 		spin_unlock_irq(&chip->reg_lock);
348 	}
349 }
350 
351 static const DECLARE_TLV_DB_SCALE(cs4362a_db_scale, -6000, 100, 0);
352 
353 static int xonar_d1_mixer_init(struct oxygen *chip)
354 {
355 	int err;
356 
357 	err = snd_ctl_add(chip->card, snd_ctl_new1(&front_panel_switch, chip));
358 	if (err < 0)
359 		return err;
360 	err = snd_ctl_add(chip->card, snd_ctl_new1(&rolloff_control, chip));
361 	if (err < 0)
362 		return err;
363 	return 0;
364 }
365 
366 static void dump_cs4362a_registers(struct xonar_cs43xx *data,
367 				   struct snd_info_buffer *buffer)
368 {
369 	unsigned int i;
370 
371 	snd_iprintf(buffer, "\nCS4362A:");
372 	for (i = 1; i <= 14; ++i)
373 		snd_iprintf(buffer, " %02x", data->cs4362a_regs[i]);
374 	snd_iprintf(buffer, "\n");
375 }
376 
377 static void dump_d1_registers(struct oxygen *chip,
378 			      struct snd_info_buffer *buffer)
379 {
380 	struct xonar_cs43xx *data = chip->model_data;
381 	unsigned int i;
382 
383 	snd_iprintf(buffer, "\nCS4398: 7?");
384 	for (i = 2; i < 8; ++i)
385 		snd_iprintf(buffer, " %02x", data->cs4398_regs[i]);
386 	snd_iprintf(buffer, "\n");
387 	dump_cs4362a_registers(data, buffer);
388 }
389 
390 static const struct oxygen_model model_xonar_d1 = {
391 	.longname = "Asus Virtuoso 100",
392 	.chip = "AV200",
393 	.init = xonar_d1_init,
394 	.mixer_init = xonar_d1_mixer_init,
395 	.cleanup = xonar_d1_cleanup,
396 	.suspend = xonar_d1_suspend,
397 	.resume = xonar_d1_resume,
398 	.set_dac_params = set_cs43xx_params,
399 	.set_adc_params = xonar_set_cs53x1_params,
400 	.update_dac_volume = update_cs43xx_volume,
401 	.update_dac_mute = update_cs43xx_mute,
402 	.update_center_lfe_mix = update_cs43xx_center_lfe_mix,
403 	.ac97_switch = xonar_d1_line_mic_ac97_switch,
404 	.dump_registers = dump_d1_registers,
405 	.dac_tlv = cs4362a_db_scale,
406 	.model_data_size = sizeof(struct xonar_cs43xx),
407 	.device_config = PLAYBACK_0_TO_I2S |
408 			 PLAYBACK_1_TO_SPDIF |
409 			 CAPTURE_0_FROM_I2S_2 |
410 			 CAPTURE_1_FROM_SPDIF |
411 			 AC97_FMIC_SWITCH,
412 	.dac_channels_pcm = 8,
413 	.dac_channels_mixer = 8,
414 	.dac_volume_min = 127 - 60,
415 	.dac_volume_max = 127,
416 	.function_flags = OXYGEN_FUNCTION_2WIRE,
417 	.dac_mclks = OXYGEN_MCLKS(256, 128, 128),
418 	.adc_mclks = OXYGEN_MCLKS(256, 128, 128),
419 	.dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
420 	.adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
421 };
422 
423 int get_xonar_cs43xx_model(struct oxygen *chip,
424 			   const struct pci_device_id *id)
425 {
426 	switch (id->subdevice) {
427 	case 0x834f:
428 		chip->model = model_xonar_d1;
429 		chip->model.shortname = "Xonar D1";
430 		break;
431 	case 0x8275:
432 	case 0x8327:
433 		chip->model = model_xonar_d1;
434 		chip->model.shortname = "Xonar DX";
435 		chip->model.init = xonar_dx_init;
436 		break;
437 	default:
438 		return -EINVAL;
439 	}
440 	return 0;
441 }
442