1 // SPDX-License-Identifier: GPL-2.0-only
2 //
3 // Copyright(c) 2020 Intel Corporation. All rights reserved.
4 
5 #include <linux/device.h>
6 #include <linux/kernel.h>
7 #include <sound/pcm.h>
8 #include <sound/pcm_params.h>
9 #include <sound/soc.h>
10 #include <sound/soc-acpi.h>
11 #include <sound/soc-dai.h>
12 #include <sound/soc-dapm.h>
13 #include <sound/sof.h>
14 #include <uapi/sound/asound.h>
15 #include "../../codecs/rt1011.h"
16 #include "../../codecs/rt1015.h"
17 #include "../../codecs/rt1308.h"
18 #include "sof_realtek_common.h"
19 
20 /*
21  * Current only 2-amp configuration is supported for rt1011
22  */
23 static const struct snd_soc_dapm_route speaker_map_lr[] = {
24 	/* speaker */
25 	{ "Left Spk", NULL, "Left SPO" },
26 	{ "Right Spk", NULL, "Right SPO" },
27 };
28 
29 /*
30  * Make sure device's Unique ID follows this configuration:
31  *
32  * Two speakers:
33  *         0: left, 1: right
34  * Four speakers:
35  *         0: Woofer left, 1: Woofer right
36  *         2: Tweeter left, 3: Tweeter right
37  */
38 static struct snd_soc_codec_conf rt1011_codec_confs[] = {
39 	{
40 		.dlc = COMP_CODEC_CONF(RT1011_DEV0_NAME),
41 		.name_prefix = "Left",
42 	},
43 	{
44 		.dlc = COMP_CODEC_CONF(RT1011_DEV1_NAME),
45 		.name_prefix = "Right",
46 	},
47 };
48 
49 static struct snd_soc_dai_link_component rt1011_dai_link_components[] = {
50 	{
51 		.name = RT1011_DEV0_NAME,
52 		.dai_name = RT1011_CODEC_DAI,
53 	},
54 	{
55 		.name = RT1011_DEV1_NAME,
56 		.dai_name = RT1011_CODEC_DAI,
57 	},
58 };
59 
60 static const struct {
61 	unsigned int tx;
62 	unsigned int rx;
63 } rt1011_tdm_mask[] = {
64 	{.tx = 0x4, .rx = 0x1},
65 	{.tx = 0x8, .rx = 0x2},
66 };
67 
68 static int rt1011_hw_params(struct snd_pcm_substream *substream,
69 			    struct snd_pcm_hw_params *params)
70 {
71 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
72 	struct snd_soc_dai *codec_dai;
73 	int srate, i, ret = 0;
74 
75 	srate = params_rate(params);
76 
77 	for_each_rtd_codec_dais(rtd, i, codec_dai) {
78 		/* 100 Fs to drive 24 bit data */
79 		ret = snd_soc_dai_set_pll(codec_dai, 0, RT1011_PLL1_S_BCLK,
80 					  100 * srate, 256 * srate);
81 		if (ret < 0) {
82 			dev_err(codec_dai->dev, "fail to set pll, ret %d\n",
83 				ret);
84 			return ret;
85 		}
86 
87 		ret = snd_soc_dai_set_sysclk(codec_dai, RT1011_FS_SYS_PRE_S_PLL1,
88 					     256 * srate, SND_SOC_CLOCK_IN);
89 		if (ret < 0) {
90 			dev_err(codec_dai->dev, "fail to set sysclk, ret %d\n",
91 				ret);
92 			return ret;
93 		}
94 
95 		if (i >= ARRAY_SIZE(rt1011_tdm_mask)) {
96 			dev_err(codec_dai->dev, "invalid codec index %d\n",
97 				i);
98 			return -ENODEV;
99 		}
100 
101 		ret = snd_soc_dai_set_tdm_slot(codec_dai, rt1011_tdm_mask[i].tx,
102 					       rt1011_tdm_mask[i].rx, 4,
103 					       params_width(params));
104 		if (ret < 0) {
105 			dev_err(codec_dai->dev, "fail to set tdm slot, ret %d\n",
106 				ret);
107 			return ret;
108 		}
109 	}
110 
111 	return 0;
112 }
113 
114 static const struct snd_soc_ops rt1011_ops = {
115 	.hw_params = rt1011_hw_params,
116 };
117 
118 static int rt1011_init(struct snd_soc_pcm_runtime *rtd)
119 {
120 	struct snd_soc_card *card = rtd->card;
121 	int ret;
122 
123 	ret = snd_soc_dapm_add_routes(&card->dapm, speaker_map_lr,
124 				      ARRAY_SIZE(speaker_map_lr));
125 	if (ret)
126 		dev_err(rtd->dev, "Speaker map addition failed: %d\n", ret);
127 	return ret;
128 }
129 
130 void sof_rt1011_dai_link(struct snd_soc_dai_link *link)
131 {
132 	link->codecs = rt1011_dai_link_components;
133 	link->num_codecs = ARRAY_SIZE(rt1011_dai_link_components);
134 	link->init = rt1011_init;
135 	link->ops = &rt1011_ops;
136 }
137 EXPORT_SYMBOL_NS(sof_rt1011_dai_link, SND_SOC_INTEL_SOF_REALTEK_COMMON);
138 
139 void sof_rt1011_codec_conf(struct snd_soc_card *card)
140 {
141 	card->codec_conf = rt1011_codec_confs;
142 	card->num_configs = ARRAY_SIZE(rt1011_codec_confs);
143 }
144 EXPORT_SYMBOL_NS(sof_rt1011_codec_conf, SND_SOC_INTEL_SOF_REALTEK_COMMON);
145 
146 /*
147  * rt1015:  i2c mode driver for ALC1015 and ALC1015Q
148  * rt1015p: auto-mode driver for ALC1015, ALC1015Q, and ALC1015Q-VB
149  *
150  * For stereo output, there are always two amplifiers on the board.
151  * However, the ACPI implements only one device instance (UID=0) if they
152  * are sharing the same enable pin. The code will detect the number of
153  * device instance and use corresponding DAPM structures for
154  * initialization.
155  */
156 static const struct snd_soc_dapm_route rt1015p_1dev_dapm_routes[] = {
157 	/* speaker */
158 	{ "Left Spk", NULL, "Speaker" },
159 	{ "Right Spk", NULL, "Speaker" },
160 };
161 
162 static const struct snd_soc_dapm_route rt1015p_2dev_dapm_routes[] = {
163 	/* speaker */
164 	{ "Left Spk", NULL, "Left Speaker" },
165 	{ "Right Spk", NULL, "Right Speaker" },
166 };
167 
168 static struct snd_soc_codec_conf rt1015p_codec_confs[] = {
169 	{
170 		.dlc = COMP_CODEC_CONF(RT1015P_DEV0_NAME),
171 		.name_prefix = "Left",
172 	},
173 	{
174 		.dlc = COMP_CODEC_CONF(RT1015P_DEV1_NAME),
175 		.name_prefix = "Right",
176 	},
177 };
178 
179 static struct snd_soc_dai_link_component rt1015p_dai_link_components[] = {
180 	{
181 		.name = RT1015P_DEV0_NAME,
182 		.dai_name = RT1015P_CODEC_DAI,
183 	},
184 	{
185 		.name = RT1015P_DEV1_NAME,
186 		.dai_name = RT1015P_CODEC_DAI,
187 	},
188 };
189 
190 static int rt1015p_get_num_codecs(void)
191 {
192 	static int dev_num;
193 
194 	if (dev_num)
195 		return dev_num;
196 
197 	if (!acpi_dev_present("RTL1015", "1", -1))
198 		dev_num = 1;
199 	else
200 		dev_num = 2;
201 
202 	return dev_num;
203 }
204 
205 static int rt1015p_hw_params(struct snd_pcm_substream *substream,
206 			     struct snd_pcm_hw_params *params)
207 {
208 	/* reserved for debugging purpose */
209 
210 	return 0;
211 }
212 
213 static const struct snd_soc_ops rt1015p_ops = {
214 	.hw_params = rt1015p_hw_params,
215 };
216 
217 static int rt1015p_init(struct snd_soc_pcm_runtime *rtd)
218 {
219 	struct snd_soc_card *card = rtd->card;
220 	int ret;
221 
222 	if (rt1015p_get_num_codecs() == 1)
223 		ret = snd_soc_dapm_add_routes(&card->dapm, rt1015p_1dev_dapm_routes,
224 					      ARRAY_SIZE(rt1015p_1dev_dapm_routes));
225 	else
226 		ret = snd_soc_dapm_add_routes(&card->dapm, rt1015p_2dev_dapm_routes,
227 					      ARRAY_SIZE(rt1015p_2dev_dapm_routes));
228 	if (ret)
229 		dev_err(rtd->dev, "Speaker map addition failed: %d\n", ret);
230 	return ret;
231 }
232 
233 void sof_rt1015p_dai_link(struct snd_soc_dai_link *link)
234 {
235 	link->codecs = rt1015p_dai_link_components;
236 	link->num_codecs = rt1015p_get_num_codecs();
237 	link->init = rt1015p_init;
238 	link->ops = &rt1015p_ops;
239 }
240 EXPORT_SYMBOL_NS(sof_rt1015p_dai_link, SND_SOC_INTEL_SOF_REALTEK_COMMON);
241 
242 void sof_rt1015p_codec_conf(struct snd_soc_card *card)
243 {
244 	if (rt1015p_get_num_codecs() == 1)
245 		return;
246 
247 	card->codec_conf = rt1015p_codec_confs;
248 	card->num_configs = ARRAY_SIZE(rt1015p_codec_confs);
249 }
250 EXPORT_SYMBOL_NS(sof_rt1015p_codec_conf, SND_SOC_INTEL_SOF_REALTEK_COMMON);
251 
252 /*
253  * RT1015 audio amplifier
254  */
255 
256 static const struct {
257 	unsigned int tx;
258 	unsigned int rx;
259 } rt1015_tdm_mask[] = {
260 	{.tx = 0x0, .rx = 0x1},
261 	{.tx = 0x0, .rx = 0x2},
262 };
263 
264 static int rt1015_hw_params(struct snd_pcm_substream *substream,
265 			    struct snd_pcm_hw_params *params)
266 {
267 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
268 	struct snd_soc_dai_link *dai_link = rtd->dai_link;
269 	struct snd_soc_dai *codec_dai;
270 	int i, clk_freq;
271 	int ret = 0;
272 
273 	clk_freq = sof_dai_get_bclk(rtd);
274 
275 	if (clk_freq <= 0) {
276 		dev_err(rtd->dev, "fail to get bclk freq, ret %d\n", clk_freq);
277 		return -EINVAL;
278 	}
279 
280 	for_each_rtd_codec_dais(rtd, i, codec_dai) {
281 		ret = snd_soc_dai_set_pll(codec_dai, 0, RT1015_PLL_S_BCLK,
282 					  clk_freq,
283 					  params_rate(params) * 256);
284 		if (ret) {
285 			dev_err(codec_dai->dev, "fail to set pll, ret %d\n",
286 				ret);
287 			return ret;
288 		}
289 
290 		ret = snd_soc_dai_set_sysclk(codec_dai, RT1015_SCLK_S_PLL,
291 					     params_rate(params) * 256,
292 					     SND_SOC_CLOCK_IN);
293 		if (ret) {
294 			dev_err(codec_dai->dev, "fail to set sysclk, ret %d\n",
295 				ret);
296 			return ret;
297 		}
298 
299 		switch (dai_link->dai_fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
300 		case SND_SOC_DAIFMT_DSP_A:
301 		case SND_SOC_DAIFMT_DSP_B:
302 			/* 4-slot TDM */
303 			ret = snd_soc_dai_set_tdm_slot(codec_dai,
304 						       rt1015_tdm_mask[i].tx,
305 						       rt1015_tdm_mask[i].rx,
306 						       4,
307 						       params_width(params));
308 			if (ret < 0) {
309 				dev_err(codec_dai->dev, "fail to set tdm slot, ret %d\n",
310 					ret);
311 				return ret;
312 			}
313 			break;
314 		default:
315 			dev_dbg(codec_dai->dev, "codec is in I2S mode\n");
316 			break;
317 		}
318 	}
319 
320 	return ret;
321 }
322 
323 static struct snd_soc_ops rt1015_ops = {
324 	.hw_params = rt1015_hw_params,
325 };
326 
327 static struct snd_soc_codec_conf rt1015_amp_conf[] = {
328 	{
329 		.dlc = COMP_CODEC_CONF(RT1015_DEV0_NAME),
330 		.name_prefix = "Left",
331 	},
332 	{
333 		.dlc = COMP_CODEC_CONF(RT1015_DEV1_NAME),
334 		.name_prefix = "Right",
335 	},
336 };
337 
338 static struct snd_soc_dai_link_component rt1015_components[] = {
339 	{
340 		.name = RT1015_DEV0_NAME,
341 		.dai_name = RT1015_CODEC_DAI,
342 	},
343 	{
344 		.name = RT1015_DEV1_NAME,
345 		.dai_name = RT1015_CODEC_DAI,
346 	},
347 };
348 
349 static int speaker_codec_init_lr(struct snd_soc_pcm_runtime *rtd)
350 {
351 	return snd_soc_dapm_add_routes(&rtd->card->dapm, speaker_map_lr,
352 					ARRAY_SIZE(speaker_map_lr));
353 }
354 
355 void sof_rt1015_codec_conf(struct snd_soc_card *card)
356 {
357 	card->codec_conf = rt1015_amp_conf;
358 	card->num_configs = ARRAY_SIZE(rt1015_amp_conf);
359 }
360 EXPORT_SYMBOL_NS(sof_rt1015_codec_conf, SND_SOC_INTEL_SOF_REALTEK_COMMON);
361 
362 void sof_rt1015_dai_link(struct snd_soc_dai_link *link)
363 {
364 	link->codecs = rt1015_components;
365 	link->num_codecs = ARRAY_SIZE(rt1015_components);
366 	link->init = speaker_codec_init_lr;
367 	link->ops = &rt1015_ops;
368 }
369 EXPORT_SYMBOL_NS(sof_rt1015_dai_link, SND_SOC_INTEL_SOF_REALTEK_COMMON);
370 
371 /*
372  * RT1308 audio amplifier
373  */
374 static const struct snd_kcontrol_new rt1308_kcontrols[] = {
375 	SOC_DAPM_PIN_SWITCH("Speakers"),
376 };
377 
378 static const struct snd_soc_dapm_widget rt1308_dapm_widgets[] = {
379 	SND_SOC_DAPM_SPK("Speakers", NULL),
380 };
381 
382 static const struct snd_soc_dapm_route rt1308_dapm_routes[] = {
383 	/* speaker */
384 	{"Speakers", NULL, "SPOL"},
385 	{"Speakers", NULL, "SPOR"},
386 };
387 
388 static struct snd_soc_dai_link_component rt1308_components[] = {
389 	{
390 		.name = RT1308_DEV0_NAME,
391 		.dai_name = RT1308_CODEC_DAI,
392 	}
393 };
394 
395 static int rt1308_init(struct snd_soc_pcm_runtime *rtd)
396 {
397 	struct snd_soc_card *card = rtd->card;
398 	int ret;
399 
400 	ret = snd_soc_dapm_new_controls(&card->dapm, rt1308_dapm_widgets,
401 					ARRAY_SIZE(rt1308_dapm_widgets));
402 	if (ret) {
403 		dev_err(rtd->dev, "fail to add dapm controls, ret %d\n", ret);
404 		return ret;
405 	}
406 
407 	ret = snd_soc_add_card_controls(card, rt1308_kcontrols,
408 					ARRAY_SIZE(rt1308_kcontrols));
409 	if (ret) {
410 		dev_err(rtd->dev, "fail to add card controls, ret %d\n", ret);
411 		return ret;
412 	}
413 
414 	ret = snd_soc_dapm_add_routes(&card->dapm, rt1308_dapm_routes,
415 				      ARRAY_SIZE(rt1308_dapm_routes));
416 
417 	if (ret)
418 		dev_err(rtd->dev, "fail to add dapm routes, ret %d\n", ret);
419 
420 	return ret;
421 }
422 
423 static int rt1308_hw_params(struct snd_pcm_substream *substream,
424 			    struct snd_pcm_hw_params *params)
425 {
426 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
427 	struct snd_soc_card *card = rtd->card;
428 	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
429 	int clk_id, clk_freq, pll_out;
430 	int ret;
431 
432 	clk_id = RT1308_PLL_S_MCLK;
433 	/* get the tplg configured mclk. */
434 	clk_freq = sof_dai_get_mclk(rtd);
435 
436 	pll_out = params_rate(params) * 512;
437 
438 	/* Set rt1308 pll */
439 	ret = snd_soc_dai_set_pll(codec_dai, 0, clk_id, clk_freq, pll_out);
440 	if (ret < 0) {
441 		dev_err(card->dev, "Failed to set RT1308 PLL: %d\n", ret);
442 		return ret;
443 	}
444 
445 	/* Set rt1308 sysclk */
446 	ret = snd_soc_dai_set_sysclk(codec_dai, RT1308_FS_SYS_S_PLL, pll_out,
447 				     SND_SOC_CLOCK_IN);
448 	if (ret < 0)
449 		dev_err(card->dev, "Failed to set RT1308 SYSCLK: %d\n", ret);
450 
451 	return ret;
452 }
453 
454 static const struct snd_soc_ops rt1308_ops = {
455 	.hw_params = rt1308_hw_params,
456 };
457 
458 void sof_rt1308_dai_link(struct snd_soc_dai_link *link)
459 {
460 	link->codecs = rt1308_components;
461 	link->num_codecs = ARRAY_SIZE(rt1308_components);
462 	link->init = rt1308_init;
463 	link->ops = &rt1308_ops;
464 }
465 EXPORT_SYMBOL_NS(sof_rt1308_dai_link, SND_SOC_INTEL_SOF_REALTEK_COMMON);
466 
467 /*
468  * 2-amp Configuration for RT1019
469  */
470 
471 static const struct snd_soc_dapm_route rt1019p_dapm_routes[] = {
472 	/* speaker */
473 	{ "Left Spk", NULL, "Speaker" },
474 	{ "Right Spk", NULL, "Speaker" },
475 };
476 
477 static struct snd_soc_dai_link_component rt1019p_components[] = {
478 	{
479 		.name = RT1019P_DEV0_NAME,
480 		.dai_name = RT1019P_CODEC_DAI,
481 	},
482 };
483 
484 static int rt1019p_init(struct snd_soc_pcm_runtime *rtd)
485 {
486 	struct snd_soc_card *card = rtd->card;
487 	int ret;
488 
489 	ret = snd_soc_dapm_add_routes(&card->dapm, rt1019p_dapm_routes,
490 				      ARRAY_SIZE(rt1019p_dapm_routes));
491 	if (ret) {
492 		dev_err(rtd->dev, "Speaker map addition failed: %d\n", ret);
493 		return ret;
494 	}
495 	return ret;
496 }
497 
498 void sof_rt1019p_dai_link(struct snd_soc_dai_link *link)
499 {
500 	link->codecs = rt1019p_components;
501 	link->num_codecs = ARRAY_SIZE(rt1019p_components);
502 	link->init = rt1019p_init;
503 }
504 EXPORT_SYMBOL_NS(sof_rt1019p_dai_link, SND_SOC_INTEL_SOF_REALTEK_COMMON);
505 
506 MODULE_DESCRIPTION("ASoC Intel SOF Realtek helpers");
507 MODULE_LICENSE("GPL");
508