1 // SPDX-License-Identifier: GPL-2.0-only
2 //
3 // Copyright(c) 2020 Intel Corporation. All rights reserved.
4 //
5 // Author: Cezary Rojewski <cezary.rojewski@intel.com>
6 //
7 
8 #include <linux/pm_runtime.h>
9 #include <sound/soc.h>
10 #include <sound/pcm_params.h>
11 #include <uapi/sound/tlv.h>
12 #include "core.h"
13 #include "messages.h"
14 
15 struct catpt_stream_template {
16 	enum catpt_path_id path_id;
17 	enum catpt_stream_type type;
18 	u32 persistent_size;
19 	u8 num_entries;
20 	struct catpt_module_entry entries[];
21 };
22 
23 static struct catpt_stream_template system_pb = {
24 	.path_id = CATPT_PATH_SSP0_OUT,
25 	.type = CATPT_STRM_TYPE_SYSTEM,
26 	.num_entries = 1,
27 	.entries = {{ CATPT_MODID_PCM_SYSTEM, 0 }},
28 };
29 
30 static struct catpt_stream_template system_cp = {
31 	.path_id = CATPT_PATH_SSP0_IN,
32 	.type = CATPT_STRM_TYPE_CAPTURE,
33 	.num_entries = 1,
34 	.entries = {{ CATPT_MODID_PCM_CAPTURE, 0 }},
35 };
36 
37 static struct catpt_stream_template offload_pb = {
38 	.path_id = CATPT_PATH_SSP0_OUT,
39 	.type = CATPT_STRM_TYPE_RENDER,
40 	.num_entries = 1,
41 	.entries = {{ CATPT_MODID_PCM, 0 }},
42 };
43 
44 static struct catpt_stream_template loopback_cp = {
45 	.path_id = CATPT_PATH_SSP0_OUT,
46 	.type = CATPT_STRM_TYPE_LOOPBACK,
47 	.num_entries = 1,
48 	.entries = {{ CATPT_MODID_PCM_REFERENCE, 0 }},
49 };
50 
51 static struct catpt_stream_template bluetooth_pb = {
52 	.path_id = CATPT_PATH_SSP1_OUT,
53 	.type = CATPT_STRM_TYPE_BLUETOOTH_RENDER,
54 	.num_entries = 1,
55 	.entries = {{ CATPT_MODID_BLUETOOTH_RENDER, 0 }},
56 };
57 
58 static struct catpt_stream_template bluetooth_cp = {
59 	.path_id = CATPT_PATH_SSP1_IN,
60 	.type = CATPT_STRM_TYPE_BLUETOOTH_CAPTURE,
61 	.num_entries = 1,
62 	.entries = {{ CATPT_MODID_BLUETOOTH_CAPTURE, 0 }},
63 };
64 
65 static struct catpt_stream_template *catpt_topology[] = {
66 	[CATPT_STRM_TYPE_RENDER]		= &offload_pb,
67 	[CATPT_STRM_TYPE_SYSTEM]		= &system_pb,
68 	[CATPT_STRM_TYPE_CAPTURE]		= &system_cp,
69 	[CATPT_STRM_TYPE_LOOPBACK]		= &loopback_cp,
70 	[CATPT_STRM_TYPE_BLUETOOTH_RENDER]	= &bluetooth_pb,
71 	[CATPT_STRM_TYPE_BLUETOOTH_CAPTURE]	= &bluetooth_cp,
72 };
73 
74 static struct catpt_stream_template *
catpt_get_stream_template(struct snd_pcm_substream * substream)75 catpt_get_stream_template(struct snd_pcm_substream *substream)
76 {
77 	struct snd_soc_pcm_runtime *rtm = asoc_substream_to_rtd(substream);
78 	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtm, 0);
79 	enum catpt_stream_type type;
80 
81 	type = cpu_dai->driver->id;
82 
83 	/* account for capture in bidirectional dais */
84 	switch (type) {
85 	case CATPT_STRM_TYPE_SYSTEM:
86 		if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
87 			type = CATPT_STRM_TYPE_CAPTURE;
88 		break;
89 	case CATPT_STRM_TYPE_BLUETOOTH_RENDER:
90 		if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
91 			type = CATPT_STRM_TYPE_BLUETOOTH_CAPTURE;
92 		break;
93 	default:
94 		break;
95 	}
96 
97 	return catpt_topology[type];
98 }
99 
100 struct catpt_stream_runtime *
catpt_stream_find(struct catpt_dev * cdev,u8 stream_hw_id)101 catpt_stream_find(struct catpt_dev *cdev, u8 stream_hw_id)
102 {
103 	struct catpt_stream_runtime *pos, *result = NULL;
104 
105 	spin_lock(&cdev->list_lock);
106 	list_for_each_entry(pos, &cdev->stream_list, node) {
107 		if (pos->info.stream_hw_id == stream_hw_id) {
108 			result = pos;
109 			break;
110 		}
111 	}
112 
113 	spin_unlock(&cdev->list_lock);
114 	return result;
115 }
116 
catpt_stream_read_position(struct catpt_dev * cdev,struct catpt_stream_runtime * stream)117 static u32 catpt_stream_read_position(struct catpt_dev *cdev,
118 				      struct catpt_stream_runtime *stream)
119 {
120 	u32 pos;
121 
122 	memcpy_fromio(&pos, cdev->lpe_ba + stream->info.read_pos_regaddr,
123 		      sizeof(pos));
124 	return pos;
125 }
126 
catpt_stream_volume(struct catpt_dev * cdev,struct catpt_stream_runtime * stream,u32 channel)127 static u32 catpt_stream_volume(struct catpt_dev *cdev,
128 			       struct catpt_stream_runtime *stream, u32 channel)
129 {
130 	u32 volume, offset;
131 
132 	if (channel >= CATPT_CHANNELS_MAX)
133 		channel = 0;
134 
135 	offset = stream->info.volume_regaddr[channel];
136 	memcpy_fromio(&volume, cdev->lpe_ba + offset, sizeof(volume));
137 	return volume;
138 }
139 
catpt_mixer_volume(struct catpt_dev * cdev,struct catpt_mixer_stream_info * info,u32 channel)140 static u32 catpt_mixer_volume(struct catpt_dev *cdev,
141 			      struct catpt_mixer_stream_info *info, u32 channel)
142 {
143 	u32 volume, offset;
144 
145 	if (channel >= CATPT_CHANNELS_MAX)
146 		channel = 0;
147 
148 	offset = info->volume_regaddr[channel];
149 	memcpy_fromio(&volume, cdev->lpe_ba + offset, sizeof(volume));
150 	return volume;
151 }
152 
catpt_arrange_page_table(struct snd_pcm_substream * substream,struct snd_dma_buffer * pgtbl)153 static void catpt_arrange_page_table(struct snd_pcm_substream *substream,
154 				     struct snd_dma_buffer *pgtbl)
155 {
156 	struct snd_pcm_runtime *rtm = substream->runtime;
157 	struct snd_dma_buffer *databuf = snd_pcm_get_dma_buf(substream);
158 	int i, pages;
159 
160 	pages = snd_sgbuf_aligned_pages(rtm->dma_bytes);
161 
162 	for (i = 0; i < pages; i++) {
163 		u32 pfn, offset;
164 		u32 *page_table;
165 
166 		pfn = PFN_DOWN(snd_sgbuf_get_addr(databuf, i * PAGE_SIZE));
167 		/* incrementing by 2 on even and 3 on odd */
168 		offset = ((i << 2) + i) >> 1;
169 		page_table = (u32 *)(pgtbl->area + offset);
170 
171 		if (i & 1)
172 			*page_table |= (pfn << 4);
173 		else
174 			*page_table |= pfn;
175 	}
176 }
177 
catpt_get_channel_map(enum catpt_channel_config config)178 static u32 catpt_get_channel_map(enum catpt_channel_config config)
179 {
180 	switch (config) {
181 	case CATPT_CHANNEL_CONFIG_MONO:
182 		return GENMASK(31, 4) | CATPT_CHANNEL_CENTER;
183 
184 	case CATPT_CHANNEL_CONFIG_STEREO:
185 		return GENMASK(31, 8) | CATPT_CHANNEL_LEFT
186 				      | (CATPT_CHANNEL_RIGHT << 4);
187 
188 	case CATPT_CHANNEL_CONFIG_2_POINT_1:
189 		return GENMASK(31, 12) | CATPT_CHANNEL_LEFT
190 				       | (CATPT_CHANNEL_RIGHT << 4)
191 				       | (CATPT_CHANNEL_LFE << 8);
192 
193 	case CATPT_CHANNEL_CONFIG_3_POINT_0:
194 		return GENMASK(31, 12) | CATPT_CHANNEL_LEFT
195 				       | (CATPT_CHANNEL_CENTER << 4)
196 				       | (CATPT_CHANNEL_RIGHT << 8);
197 
198 	case CATPT_CHANNEL_CONFIG_3_POINT_1:
199 		return GENMASK(31, 16) | CATPT_CHANNEL_LEFT
200 				       | (CATPT_CHANNEL_CENTER << 4)
201 				       | (CATPT_CHANNEL_RIGHT << 8)
202 				       | (CATPT_CHANNEL_LFE << 12);
203 
204 	case CATPT_CHANNEL_CONFIG_QUATRO:
205 		return GENMASK(31, 16) | CATPT_CHANNEL_LEFT
206 				       | (CATPT_CHANNEL_RIGHT << 4)
207 				       | (CATPT_CHANNEL_LEFT_SURROUND << 8)
208 				       | (CATPT_CHANNEL_RIGHT_SURROUND << 12);
209 
210 	case CATPT_CHANNEL_CONFIG_4_POINT_0:
211 		return GENMASK(31, 16) | CATPT_CHANNEL_LEFT
212 				       | (CATPT_CHANNEL_CENTER << 4)
213 				       | (CATPT_CHANNEL_RIGHT << 8)
214 				       | (CATPT_CHANNEL_CENTER_SURROUND << 12);
215 
216 	case CATPT_CHANNEL_CONFIG_5_POINT_0:
217 		return GENMASK(31, 20) | CATPT_CHANNEL_LEFT
218 				       | (CATPT_CHANNEL_CENTER << 4)
219 				       | (CATPT_CHANNEL_RIGHT << 8)
220 				       | (CATPT_CHANNEL_LEFT_SURROUND << 12)
221 				       | (CATPT_CHANNEL_RIGHT_SURROUND << 16);
222 
223 	case CATPT_CHANNEL_CONFIG_5_POINT_1:
224 		return GENMASK(31, 24) | CATPT_CHANNEL_CENTER
225 				       | (CATPT_CHANNEL_LEFT << 4)
226 				       | (CATPT_CHANNEL_RIGHT << 8)
227 				       | (CATPT_CHANNEL_LEFT_SURROUND << 12)
228 				       | (CATPT_CHANNEL_RIGHT_SURROUND << 16)
229 				       | (CATPT_CHANNEL_LFE << 20);
230 
231 	case CATPT_CHANNEL_CONFIG_DUAL_MONO:
232 		return GENMASK(31, 8) | CATPT_CHANNEL_LEFT
233 				      | (CATPT_CHANNEL_LEFT << 4);
234 
235 	default:
236 		return U32_MAX;
237 	}
238 }
239 
catpt_get_channel_config(u32 num_channels)240 static enum catpt_channel_config catpt_get_channel_config(u32 num_channels)
241 {
242 	switch (num_channels) {
243 	case 6:
244 		return CATPT_CHANNEL_CONFIG_5_POINT_1;
245 	case 5:
246 		return CATPT_CHANNEL_CONFIG_5_POINT_0;
247 	case 4:
248 		return CATPT_CHANNEL_CONFIG_QUATRO;
249 	case 3:
250 		return CATPT_CHANNEL_CONFIG_2_POINT_1;
251 	case 1:
252 		return CATPT_CHANNEL_CONFIG_MONO;
253 	case 2:
254 	default:
255 		return CATPT_CHANNEL_CONFIG_STEREO;
256 	}
257 }
258 
catpt_dai_startup(struct snd_pcm_substream * substream,struct snd_soc_dai * dai)259 static int catpt_dai_startup(struct snd_pcm_substream *substream,
260 			     struct snd_soc_dai *dai)
261 {
262 	struct catpt_stream_template *template;
263 	struct catpt_stream_runtime *stream;
264 	struct catpt_dev *cdev = dev_get_drvdata(dai->dev);
265 	struct resource *res;
266 	int ret;
267 
268 	template = catpt_get_stream_template(substream);
269 
270 	stream = kzalloc(sizeof(*stream), GFP_KERNEL);
271 	if (!stream)
272 		return -ENOMEM;
273 
274 	ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, cdev->dev, PAGE_SIZE,
275 				  &stream->pgtbl);
276 	if (ret)
277 		goto err_pgtbl;
278 
279 	res = catpt_request_region(&cdev->dram, template->persistent_size);
280 	if (!res) {
281 		ret = -EBUSY;
282 		goto err_request;
283 	}
284 
285 	catpt_dsp_update_srampge(cdev, &cdev->dram, cdev->spec->dram_mask);
286 
287 	stream->template = template;
288 	stream->persistent = res;
289 	stream->substream = substream;
290 	INIT_LIST_HEAD(&stream->node);
291 	snd_soc_dai_set_dma_data(dai, substream, stream);
292 
293 	spin_lock(&cdev->list_lock);
294 	list_add_tail(&stream->node, &cdev->stream_list);
295 	spin_unlock(&cdev->list_lock);
296 
297 	return 0;
298 
299 err_request:
300 	snd_dma_free_pages(&stream->pgtbl);
301 err_pgtbl:
302 	kfree(stream);
303 	return ret;
304 }
305 
catpt_dai_shutdown(struct snd_pcm_substream * substream,struct snd_soc_dai * dai)306 static void catpt_dai_shutdown(struct snd_pcm_substream *substream,
307 			       struct snd_soc_dai *dai)
308 {
309 	struct catpt_stream_runtime *stream;
310 	struct catpt_dev *cdev = dev_get_drvdata(dai->dev);
311 
312 	stream = snd_soc_dai_get_dma_data(dai, substream);
313 
314 	spin_lock(&cdev->list_lock);
315 	list_del(&stream->node);
316 	spin_unlock(&cdev->list_lock);
317 
318 	release_resource(stream->persistent);
319 	kfree(stream->persistent);
320 	catpt_dsp_update_srampge(cdev, &cdev->dram, cdev->spec->dram_mask);
321 
322 	snd_dma_free_pages(&stream->pgtbl);
323 	kfree(stream);
324 	snd_soc_dai_set_dma_data(dai, substream, NULL);
325 }
326 
327 static int catpt_set_dspvol(struct catpt_dev *cdev, u8 stream_id, long *ctlvol);
328 
catpt_dai_apply_usettings(struct snd_soc_dai * dai,struct catpt_stream_runtime * stream)329 static int catpt_dai_apply_usettings(struct snd_soc_dai *dai,
330 				     struct catpt_stream_runtime *stream)
331 {
332 	struct snd_soc_component *component = dai->component;
333 	struct snd_kcontrol *pos;
334 	struct catpt_dev *cdev = dev_get_drvdata(dai->dev);
335 	const char *name;
336 	int ret;
337 	u32 id = stream->info.stream_hw_id;
338 
339 	/* only selected streams have individual controls */
340 	switch (id) {
341 	case CATPT_PIN_ID_OFFLOAD1:
342 		name = "Media0 Playback Volume";
343 		break;
344 	case CATPT_PIN_ID_OFFLOAD2:
345 		name = "Media1 Playback Volume";
346 		break;
347 	case CATPT_PIN_ID_CAPTURE1:
348 		name = "Mic Capture Volume";
349 		break;
350 	case CATPT_PIN_ID_REFERENCE:
351 		name = "Loopback Mute";
352 		break;
353 	default:
354 		return 0;
355 	}
356 
357 	list_for_each_entry(pos, &component->card->snd_card->controls, list) {
358 		if (pos->private_data == component &&
359 		    !strncmp(name, pos->id.name, sizeof(pos->id.name)))
360 			break;
361 	}
362 	if (list_entry_is_head(pos, &component->card->snd_card->controls, list))
363 		return -ENOENT;
364 
365 	if (stream->template->type != CATPT_STRM_TYPE_LOOPBACK)
366 		return catpt_set_dspvol(cdev, id, (long *)pos->private_value);
367 	ret = catpt_ipc_mute_loopback(cdev, id, *(bool *)pos->private_value);
368 	if (ret)
369 		return CATPT_IPC_ERROR(ret);
370 	return 0;
371 }
372 
catpt_dai_hw_params(struct snd_pcm_substream * substream,struct snd_pcm_hw_params * params,struct snd_soc_dai * dai)373 static int catpt_dai_hw_params(struct snd_pcm_substream *substream,
374 			       struct snd_pcm_hw_params *params,
375 			       struct snd_soc_dai *dai)
376 {
377 	struct snd_pcm_runtime *rtm = substream->runtime;
378 	struct snd_dma_buffer *dmab;
379 	struct catpt_stream_runtime *stream;
380 	struct catpt_audio_format afmt;
381 	struct catpt_ring_info rinfo;
382 	struct catpt_dev *cdev = dev_get_drvdata(dai->dev);
383 	int ret;
384 
385 	stream = snd_soc_dai_get_dma_data(dai, substream);
386 	if (stream->allocated)
387 		return 0;
388 
389 	memset(&afmt, 0, sizeof(afmt));
390 	afmt.sample_rate = params_rate(params);
391 	afmt.bit_depth = params_physical_width(params);
392 	afmt.valid_bit_depth = params_width(params);
393 	afmt.num_channels = params_channels(params);
394 	afmt.channel_config = catpt_get_channel_config(afmt.num_channels);
395 	afmt.channel_map = catpt_get_channel_map(afmt.channel_config);
396 	afmt.interleaving = CATPT_INTERLEAVING_PER_CHANNEL;
397 
398 	dmab = snd_pcm_get_dma_buf(substream);
399 	catpt_arrange_page_table(substream, &stream->pgtbl);
400 
401 	memset(&rinfo, 0, sizeof(rinfo));
402 	rinfo.page_table_addr = stream->pgtbl.addr;
403 	rinfo.num_pages = DIV_ROUND_UP(rtm->dma_bytes, PAGE_SIZE);
404 	rinfo.size = rtm->dma_bytes;
405 	rinfo.offset = 0;
406 	rinfo.ring_first_page_pfn = PFN_DOWN(snd_sgbuf_get_addr(dmab, 0));
407 
408 	ret = catpt_ipc_alloc_stream(cdev, stream->template->path_id,
409 				     stream->template->type,
410 				     &afmt, &rinfo,
411 				     stream->template->num_entries,
412 				     stream->template->entries,
413 				     stream->persistent,
414 				     cdev->scratch,
415 				     &stream->info);
416 	if (ret)
417 		return CATPT_IPC_ERROR(ret);
418 
419 	ret = catpt_dai_apply_usettings(dai, stream);
420 	if (ret)
421 		return ret;
422 
423 	stream->allocated = true;
424 	return 0;
425 }
426 
catpt_dai_hw_free(struct snd_pcm_substream * substream,struct snd_soc_dai * dai)427 static int catpt_dai_hw_free(struct snd_pcm_substream *substream,
428 			     struct snd_soc_dai *dai)
429 {
430 	struct catpt_stream_runtime *stream;
431 	struct catpt_dev *cdev = dev_get_drvdata(dai->dev);
432 
433 	stream = snd_soc_dai_get_dma_data(dai, substream);
434 	if (!stream->allocated)
435 		return 0;
436 
437 	catpt_ipc_reset_stream(cdev, stream->info.stream_hw_id);
438 	catpt_ipc_free_stream(cdev, stream->info.stream_hw_id);
439 
440 	stream->allocated = false;
441 	return 0;
442 }
443 
catpt_dai_prepare(struct snd_pcm_substream * substream,struct snd_soc_dai * dai)444 static int catpt_dai_prepare(struct snd_pcm_substream *substream,
445 			     struct snd_soc_dai *dai)
446 {
447 	struct catpt_stream_runtime *stream;
448 	struct catpt_dev *cdev = dev_get_drvdata(dai->dev);
449 	int ret;
450 
451 	stream = snd_soc_dai_get_dma_data(dai, substream);
452 	if (stream->prepared)
453 		return 0;
454 
455 	ret = catpt_ipc_reset_stream(cdev, stream->info.stream_hw_id);
456 	if (ret)
457 		return CATPT_IPC_ERROR(ret);
458 
459 	ret = catpt_ipc_pause_stream(cdev, stream->info.stream_hw_id);
460 	if (ret)
461 		return CATPT_IPC_ERROR(ret);
462 
463 	stream->prepared = true;
464 	return 0;
465 }
466 
catpt_dai_trigger(struct snd_pcm_substream * substream,int cmd,struct snd_soc_dai * dai)467 static int catpt_dai_trigger(struct snd_pcm_substream *substream, int cmd,
468 			     struct snd_soc_dai *dai)
469 {
470 	struct snd_pcm_runtime *runtime = substream->runtime;
471 	struct catpt_stream_runtime *stream;
472 	struct catpt_dev *cdev = dev_get_drvdata(dai->dev);
473 	snd_pcm_uframes_t pos;
474 	int ret;
475 
476 	stream = snd_soc_dai_get_dma_data(dai, substream);
477 
478 	switch (cmd) {
479 	case SNDRV_PCM_TRIGGER_START:
480 		/* only offload is set_write_pos driven */
481 		if (stream->template->type != CATPT_STRM_TYPE_RENDER)
482 			goto resume_stream;
483 
484 		pos = frames_to_bytes(runtime, runtime->start_threshold);
485 		/*
486 		 * Dsp operates on buffer halves, thus max 2x set_write_pos
487 		 * (entire buffer filled) prior to stream start.
488 		 */
489 		ret = catpt_ipc_set_write_pos(cdev, stream->info.stream_hw_id,
490 					      pos, false, false);
491 		if (ret)
492 			return CATPT_IPC_ERROR(ret);
493 		fallthrough;
494 	case SNDRV_PCM_TRIGGER_RESUME:
495 	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
496 	resume_stream:
497 		catpt_dsp_update_lpclock(cdev);
498 		ret = catpt_ipc_resume_stream(cdev, stream->info.stream_hw_id);
499 		if (ret)
500 			return CATPT_IPC_ERROR(ret);
501 		break;
502 
503 	case SNDRV_PCM_TRIGGER_STOP:
504 		stream->prepared = false;
505 		fallthrough;
506 	case SNDRV_PCM_TRIGGER_SUSPEND:
507 	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
508 		ret = catpt_ipc_pause_stream(cdev, stream->info.stream_hw_id);
509 		catpt_dsp_update_lpclock(cdev);
510 		if (ret)
511 			return CATPT_IPC_ERROR(ret);
512 		break;
513 
514 	default:
515 		break;
516 	}
517 
518 	return 0;
519 }
520 
catpt_stream_update_position(struct catpt_dev * cdev,struct catpt_stream_runtime * stream,struct catpt_notify_position * pos)521 void catpt_stream_update_position(struct catpt_dev *cdev,
522 				  struct catpt_stream_runtime *stream,
523 				  struct catpt_notify_position *pos)
524 {
525 	struct snd_pcm_substream *substream = stream->substream;
526 	struct snd_pcm_runtime *r = substream->runtime;
527 	snd_pcm_uframes_t dsppos, newpos;
528 	int ret;
529 
530 	dsppos = bytes_to_frames(r, pos->stream_position);
531 
532 	if (!stream->prepared)
533 		goto exit;
534 	/* only offload is set_write_pos driven */
535 	if (stream->template->type != CATPT_STRM_TYPE_RENDER)
536 		goto exit;
537 
538 	if (dsppos >= r->buffer_size / 2)
539 		newpos = r->buffer_size / 2;
540 	else
541 		newpos = 0;
542 	/*
543 	 * Dsp operates on buffer halves, thus on every notify position
544 	 * (buffer half consumed) update wp to allow stream progression.
545 	 */
546 	ret = catpt_ipc_set_write_pos(cdev, stream->info.stream_hw_id,
547 				      frames_to_bytes(r, newpos),
548 				      false, false);
549 	if (ret) {
550 		dev_err(cdev->dev, "update position for stream %d failed: %d\n",
551 			stream->info.stream_hw_id, ret);
552 		return;
553 	}
554 exit:
555 	snd_pcm_period_elapsed(substream);
556 }
557 
558 /* 200 ms for 2 32-bit channels at 48kHz (native format) */
559 #define CATPT_BUFFER_MAX_SIZE	76800
560 #define CATPT_PCM_PERIODS_MAX	4
561 #define CATPT_PCM_PERIODS_MIN	2
562 
563 static const struct snd_pcm_hardware catpt_pcm_hardware = {
564 	.info			= SNDRV_PCM_INFO_MMAP |
565 				  SNDRV_PCM_INFO_MMAP_VALID |
566 				  SNDRV_PCM_INFO_INTERLEAVED |
567 				  SNDRV_PCM_INFO_PAUSE |
568 				  SNDRV_PCM_INFO_RESUME |
569 				  SNDRV_PCM_INFO_NO_PERIOD_WAKEUP,
570 	.formats		= SNDRV_PCM_FMTBIT_S16_LE |
571 				  SNDRV_PCM_FMTBIT_S24_LE |
572 				  SNDRV_PCM_FMTBIT_S32_LE,
573 	.period_bytes_min	= PAGE_SIZE,
574 	.period_bytes_max	= CATPT_BUFFER_MAX_SIZE / CATPT_PCM_PERIODS_MIN,
575 	.periods_min		= CATPT_PCM_PERIODS_MIN,
576 	.periods_max		= CATPT_PCM_PERIODS_MAX,
577 	.buffer_bytes_max	= CATPT_BUFFER_MAX_SIZE,
578 };
579 
catpt_component_pcm_construct(struct snd_soc_component * component,struct snd_soc_pcm_runtime * rtm)580 static int catpt_component_pcm_construct(struct snd_soc_component *component,
581 					 struct snd_soc_pcm_runtime *rtm)
582 {
583 	struct catpt_dev *cdev = dev_get_drvdata(component->dev);
584 
585 	snd_pcm_set_managed_buffer_all(rtm->pcm, SNDRV_DMA_TYPE_DEV_SG,
586 				       cdev->dev,
587 				       catpt_pcm_hardware.buffer_bytes_max,
588 				       catpt_pcm_hardware.buffer_bytes_max);
589 
590 	return 0;
591 }
592 
catpt_component_open(struct snd_soc_component * component,struct snd_pcm_substream * substream)593 static int catpt_component_open(struct snd_soc_component *component,
594 				struct snd_pcm_substream *substream)
595 {
596 	struct snd_soc_pcm_runtime *rtm = asoc_substream_to_rtd(substream);
597 
598 	if (!rtm->dai_link->no_pcm)
599 		snd_soc_set_runtime_hwparams(substream, &catpt_pcm_hardware);
600 	return 0;
601 }
602 
603 static snd_pcm_uframes_t
catpt_component_pointer(struct snd_soc_component * component,struct snd_pcm_substream * substream)604 catpt_component_pointer(struct snd_soc_component *component,
605 			struct snd_pcm_substream *substream)
606 {
607 	struct snd_soc_pcm_runtime *rtm = asoc_substream_to_rtd(substream);
608 	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtm, 0);
609 	struct catpt_stream_runtime *stream;
610 	struct catpt_dev *cdev = dev_get_drvdata(component->dev);
611 	u32 pos;
612 
613 	if (rtm->dai_link->no_pcm)
614 		return 0;
615 
616 	stream = snd_soc_dai_get_dma_data(cpu_dai, substream);
617 	pos = catpt_stream_read_position(cdev, stream);
618 
619 	return bytes_to_frames(substream->runtime, pos);
620 }
621 
622 static const struct snd_soc_dai_ops catpt_fe_dai_ops = {
623 	.startup = catpt_dai_startup,
624 	.shutdown = catpt_dai_shutdown,
625 	.hw_params = catpt_dai_hw_params,
626 	.hw_free = catpt_dai_hw_free,
627 	.prepare = catpt_dai_prepare,
628 	.trigger = catpt_dai_trigger,
629 };
630 
catpt_dai_pcm_new(struct snd_soc_pcm_runtime * rtm,struct snd_soc_dai * dai)631 static int catpt_dai_pcm_new(struct snd_soc_pcm_runtime *rtm,
632 			     struct snd_soc_dai *dai)
633 {
634 	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtm, 0);
635 	struct catpt_ssp_device_format devfmt;
636 	struct catpt_dev *cdev = dev_get_drvdata(dai->dev);
637 	int ret;
638 
639 	devfmt.iface = dai->driver->id;
640 	devfmt.channels = codec_dai->driver->capture.channels_max;
641 
642 	switch (devfmt.iface) {
643 	case CATPT_SSP_IFACE_0:
644 		devfmt.mclk = CATPT_MCLK_FREQ_24_MHZ;
645 
646 		switch (devfmt.channels) {
647 		case 4:
648 			devfmt.mode = CATPT_SSP_MODE_TDM_PROVIDER;
649 			devfmt.clock_divider = 4;
650 			break;
651 		case 2:
652 		default:
653 			devfmt.mode = CATPT_SSP_MODE_I2S_PROVIDER;
654 			devfmt.clock_divider = 9;
655 			break;
656 		}
657 		break;
658 
659 	case CATPT_SSP_IFACE_1:
660 		devfmt.mclk = CATPT_MCLK_OFF;
661 		devfmt.mode = CATPT_SSP_MODE_I2S_CONSUMER;
662 		devfmt.clock_divider = 0;
663 		break;
664 	}
665 
666 	/* see if this is a new configuration */
667 	if (!memcmp(&cdev->devfmt[devfmt.iface], &devfmt, sizeof(devfmt)))
668 		return 0;
669 
670 	ret = pm_runtime_resume_and_get(cdev->dev);
671 	if (ret < 0 && ret != -EACCES)
672 		return ret;
673 
674 	ret = catpt_ipc_set_device_format(cdev, &devfmt);
675 
676 	pm_runtime_mark_last_busy(cdev->dev);
677 	pm_runtime_put_autosuspend(cdev->dev);
678 
679 	if (ret)
680 		return CATPT_IPC_ERROR(ret);
681 
682 	/* store device format set for given SSP */
683 	memcpy(&cdev->devfmt[devfmt.iface], &devfmt, sizeof(devfmt));
684 	return 0;
685 }
686 
687 static struct snd_soc_dai_driver dai_drivers[] = {
688 /* FE DAIs */
689 {
690 	.name  = "System Pin",
691 	.id = CATPT_STRM_TYPE_SYSTEM,
692 	.ops = &catpt_fe_dai_ops,
693 	.playback = {
694 		.stream_name = "System Playback",
695 		.channels_min = 2,
696 		.channels_max = 2,
697 		.rates = SNDRV_PCM_RATE_48000,
698 		.formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE,
699 	},
700 	.capture = {
701 		.stream_name = "Analog Capture",
702 		.channels_min = 2,
703 		.channels_max = 4,
704 		.rates = SNDRV_PCM_RATE_48000,
705 		.formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE,
706 	},
707 },
708 {
709 	.name  = "Offload0 Pin",
710 	.id = CATPT_STRM_TYPE_RENDER,
711 	.ops = &catpt_fe_dai_ops,
712 	.playback = {
713 		.stream_name = "Offload0 Playback",
714 		.channels_min = 2,
715 		.channels_max = 2,
716 		.rates = SNDRV_PCM_RATE_8000_192000,
717 		.formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE,
718 	},
719 },
720 {
721 	.name  = "Offload1 Pin",
722 	.id = CATPT_STRM_TYPE_RENDER,
723 	.ops = &catpt_fe_dai_ops,
724 	.playback = {
725 		.stream_name = "Offload1 Playback",
726 		.channels_min = 2,
727 		.channels_max = 2,
728 		.rates = SNDRV_PCM_RATE_8000_192000,
729 		.formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE,
730 	},
731 },
732 {
733 	.name  = "Loopback Pin",
734 	.id = CATPT_STRM_TYPE_LOOPBACK,
735 	.ops = &catpt_fe_dai_ops,
736 	.capture = {
737 		.stream_name = "Loopback Capture",
738 		.channels_min = 2,
739 		.channels_max = 2,
740 		.rates = SNDRV_PCM_RATE_48000,
741 		.formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE,
742 	},
743 },
744 {
745 	.name  = "Bluetooth Pin",
746 	.id = CATPT_STRM_TYPE_BLUETOOTH_RENDER,
747 	.ops = &catpt_fe_dai_ops,
748 	.playback = {
749 		.stream_name = "Bluetooth Playback",
750 		.channels_min = 1,
751 		.channels_max = 1,
752 		.rates = SNDRV_PCM_RATE_8000,
753 		.formats = SNDRV_PCM_FMTBIT_S16_LE,
754 	},
755 	.capture = {
756 		.stream_name = "Bluetooth Capture",
757 		.channels_min = 1,
758 		.channels_max = 1,
759 		.rates = SNDRV_PCM_RATE_8000,
760 		.formats = SNDRV_PCM_FMTBIT_S16_LE,
761 	},
762 },
763 /* BE DAIs */
764 {
765 	.name = "ssp0-port",
766 	.id = CATPT_SSP_IFACE_0,
767 	.pcm_new = catpt_dai_pcm_new,
768 	.playback = {
769 		.channels_min = 1,
770 		.channels_max = 8,
771 	},
772 	.capture = {
773 		.channels_min = 1,
774 		.channels_max = 8,
775 	},
776 },
777 {
778 	.name = "ssp1-port",
779 	.id = CATPT_SSP_IFACE_1,
780 	.pcm_new = catpt_dai_pcm_new,
781 	.playback = {
782 		.channels_min = 1,
783 		.channels_max = 8,
784 	},
785 	.capture = {
786 		.channels_min = 1,
787 		.channels_max = 8,
788 	},
789 },
790 };
791 
792 #define DSP_VOLUME_MAX		S32_MAX /* 0db */
793 #define DSP_VOLUME_STEP_MAX	30
794 
ctlvol_to_dspvol(u32 value)795 static u32 ctlvol_to_dspvol(u32 value)
796 {
797 	if (value > DSP_VOLUME_STEP_MAX)
798 		value = 0;
799 	return DSP_VOLUME_MAX >> (DSP_VOLUME_STEP_MAX - value);
800 }
801 
dspvol_to_ctlvol(u32 volume)802 static u32 dspvol_to_ctlvol(u32 volume)
803 {
804 	if (volume > DSP_VOLUME_MAX)
805 		return DSP_VOLUME_STEP_MAX;
806 	return volume ? __fls(volume) : 0;
807 }
808 
catpt_set_dspvol(struct catpt_dev * cdev,u8 stream_id,long * ctlvol)809 static int catpt_set_dspvol(struct catpt_dev *cdev, u8 stream_id, long *ctlvol)
810 {
811 	u32 dspvol;
812 	int ret, i;
813 
814 	for (i = 1; i < CATPT_CHANNELS_MAX; i++)
815 		if (ctlvol[i] != ctlvol[0])
816 			break;
817 
818 	if (i == CATPT_CHANNELS_MAX) {
819 		dspvol = ctlvol_to_dspvol(ctlvol[0]);
820 
821 		ret = catpt_ipc_set_volume(cdev, stream_id,
822 					   CATPT_ALL_CHANNELS_MASK, dspvol,
823 					   0, CATPT_AUDIO_CURVE_NONE);
824 	} else {
825 		for (i = 0; i < CATPT_CHANNELS_MAX; i++) {
826 			dspvol = ctlvol_to_dspvol(ctlvol[i]);
827 
828 			ret = catpt_ipc_set_volume(cdev, stream_id,
829 						   i, dspvol,
830 						   0, CATPT_AUDIO_CURVE_NONE);
831 			if (ret)
832 				break;
833 		}
834 	}
835 
836 	if (ret)
837 		return CATPT_IPC_ERROR(ret);
838 	return 0;
839 }
840 
catpt_volume_info(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_info * uinfo)841 static int catpt_volume_info(struct snd_kcontrol *kcontrol,
842 			     struct snd_ctl_elem_info *uinfo)
843 {
844 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
845 	uinfo->count = CATPT_CHANNELS_MAX;
846 	uinfo->value.integer.min = 0;
847 	uinfo->value.integer.max = DSP_VOLUME_STEP_MAX;
848 	return 0;
849 }
850 
catpt_mixer_volume_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)851 static int catpt_mixer_volume_get(struct snd_kcontrol *kcontrol,
852 				  struct snd_ctl_elem_value *ucontrol)
853 {
854 	struct snd_soc_component *component =
855 		snd_soc_kcontrol_component(kcontrol);
856 	struct catpt_dev *cdev = dev_get_drvdata(component->dev);
857 	u32 dspvol;
858 	int ret;
859 	int i;
860 
861 	ret = pm_runtime_resume_and_get(cdev->dev);
862 	if (ret < 0 && ret != -EACCES)
863 		return ret;
864 
865 	for (i = 0; i < CATPT_CHANNELS_MAX; i++) {
866 		dspvol = catpt_mixer_volume(cdev, &cdev->mixer, i);
867 		ucontrol->value.integer.value[i] = dspvol_to_ctlvol(dspvol);
868 	}
869 
870 	pm_runtime_mark_last_busy(cdev->dev);
871 	pm_runtime_put_autosuspend(cdev->dev);
872 
873 	return 0;
874 }
875 
catpt_mixer_volume_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)876 static int catpt_mixer_volume_put(struct snd_kcontrol *kcontrol,
877 				  struct snd_ctl_elem_value *ucontrol)
878 {
879 	struct snd_soc_component *component =
880 		snd_soc_kcontrol_component(kcontrol);
881 	struct catpt_dev *cdev = dev_get_drvdata(component->dev);
882 	int ret;
883 
884 	ret = pm_runtime_resume_and_get(cdev->dev);
885 	if (ret < 0 && ret != -EACCES)
886 		return ret;
887 
888 	ret = catpt_set_dspvol(cdev, cdev->mixer.mixer_hw_id,
889 			       ucontrol->value.integer.value);
890 
891 	pm_runtime_mark_last_busy(cdev->dev);
892 	pm_runtime_put_autosuspend(cdev->dev);
893 
894 	return ret;
895 }
896 
catpt_stream_volume_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol,enum catpt_pin_id pin_id)897 static int catpt_stream_volume_get(struct snd_kcontrol *kcontrol,
898 				   struct snd_ctl_elem_value *ucontrol,
899 				   enum catpt_pin_id pin_id)
900 {
901 	struct snd_soc_component *component =
902 		snd_soc_kcontrol_component(kcontrol);
903 	struct catpt_stream_runtime *stream;
904 	struct catpt_dev *cdev = dev_get_drvdata(component->dev);
905 	long *ctlvol = (long *)kcontrol->private_value;
906 	u32 dspvol;
907 	int ret;
908 	int i;
909 
910 	stream = catpt_stream_find(cdev, pin_id);
911 	if (!stream) {
912 		for (i = 0; i < CATPT_CHANNELS_MAX; i++)
913 			ucontrol->value.integer.value[i] = ctlvol[i];
914 		return 0;
915 	}
916 
917 	ret = pm_runtime_resume_and_get(cdev->dev);
918 	if (ret < 0 && ret != -EACCES)
919 		return ret;
920 
921 	for (i = 0; i < CATPT_CHANNELS_MAX; i++) {
922 		dspvol = catpt_stream_volume(cdev, stream, i);
923 		ucontrol->value.integer.value[i] = dspvol_to_ctlvol(dspvol);
924 	}
925 
926 	pm_runtime_mark_last_busy(cdev->dev);
927 	pm_runtime_put_autosuspend(cdev->dev);
928 
929 	return 0;
930 }
931 
catpt_stream_volume_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol,enum catpt_pin_id pin_id)932 static int catpt_stream_volume_put(struct snd_kcontrol *kcontrol,
933 				   struct snd_ctl_elem_value *ucontrol,
934 				   enum catpt_pin_id pin_id)
935 {
936 	struct snd_soc_component *component =
937 		snd_soc_kcontrol_component(kcontrol);
938 	struct catpt_stream_runtime *stream;
939 	struct catpt_dev *cdev = dev_get_drvdata(component->dev);
940 	long *ctlvol = (long *)kcontrol->private_value;
941 	int ret, i;
942 
943 	stream = catpt_stream_find(cdev, pin_id);
944 	if (!stream) {
945 		for (i = 0; i < CATPT_CHANNELS_MAX; i++)
946 			ctlvol[i] = ucontrol->value.integer.value[i];
947 		return 0;
948 	}
949 
950 	ret = pm_runtime_resume_and_get(cdev->dev);
951 	if (ret < 0 && ret != -EACCES)
952 		return ret;
953 
954 	ret = catpt_set_dspvol(cdev, stream->info.stream_hw_id,
955 			       ucontrol->value.integer.value);
956 
957 	pm_runtime_mark_last_busy(cdev->dev);
958 	pm_runtime_put_autosuspend(cdev->dev);
959 
960 	if (ret)
961 		return ret;
962 
963 	for (i = 0; i < CATPT_CHANNELS_MAX; i++)
964 		ctlvol[i] = ucontrol->value.integer.value[i];
965 	return 0;
966 }
967 
catpt_offload1_volume_get(struct snd_kcontrol * kctl,struct snd_ctl_elem_value * uctl)968 static int catpt_offload1_volume_get(struct snd_kcontrol *kctl,
969 				     struct snd_ctl_elem_value *uctl)
970 {
971 	return catpt_stream_volume_get(kctl, uctl, CATPT_PIN_ID_OFFLOAD1);
972 }
973 
catpt_offload1_volume_put(struct snd_kcontrol * kctl,struct snd_ctl_elem_value * uctl)974 static int catpt_offload1_volume_put(struct snd_kcontrol *kctl,
975 				     struct snd_ctl_elem_value *uctl)
976 {
977 	return catpt_stream_volume_put(kctl, uctl, CATPT_PIN_ID_OFFLOAD1);
978 }
979 
catpt_offload2_volume_get(struct snd_kcontrol * kctl,struct snd_ctl_elem_value * uctl)980 static int catpt_offload2_volume_get(struct snd_kcontrol *kctl,
981 				     struct snd_ctl_elem_value *uctl)
982 {
983 	return catpt_stream_volume_get(kctl, uctl, CATPT_PIN_ID_OFFLOAD2);
984 }
985 
catpt_offload2_volume_put(struct snd_kcontrol * kctl,struct snd_ctl_elem_value * uctl)986 static int catpt_offload2_volume_put(struct snd_kcontrol *kctl,
987 				     struct snd_ctl_elem_value *uctl)
988 {
989 	return catpt_stream_volume_put(kctl, uctl, CATPT_PIN_ID_OFFLOAD2);
990 }
991 
catpt_capture_volume_get(struct snd_kcontrol * kctl,struct snd_ctl_elem_value * uctl)992 static int catpt_capture_volume_get(struct snd_kcontrol *kctl,
993 				    struct snd_ctl_elem_value *uctl)
994 {
995 	return catpt_stream_volume_get(kctl, uctl, CATPT_PIN_ID_CAPTURE1);
996 }
997 
catpt_capture_volume_put(struct snd_kcontrol * kctl,struct snd_ctl_elem_value * uctl)998 static int catpt_capture_volume_put(struct snd_kcontrol *kctl,
999 				    struct snd_ctl_elem_value *uctl)
1000 {
1001 	return catpt_stream_volume_put(kctl, uctl, CATPT_PIN_ID_CAPTURE1);
1002 }
1003 
catpt_loopback_switch_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1004 static int catpt_loopback_switch_get(struct snd_kcontrol *kcontrol,
1005 				     struct snd_ctl_elem_value *ucontrol)
1006 {
1007 	ucontrol->value.integer.value[0] = *(bool *)kcontrol->private_value;
1008 	return 0;
1009 }
1010 
catpt_loopback_switch_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1011 static int catpt_loopback_switch_put(struct snd_kcontrol *kcontrol,
1012 				     struct snd_ctl_elem_value *ucontrol)
1013 {
1014 	struct snd_soc_component *component =
1015 		snd_soc_kcontrol_component(kcontrol);
1016 	struct catpt_stream_runtime *stream;
1017 	struct catpt_dev *cdev = dev_get_drvdata(component->dev);
1018 	bool mute;
1019 	int ret;
1020 
1021 	mute = (bool)ucontrol->value.integer.value[0];
1022 	stream = catpt_stream_find(cdev, CATPT_PIN_ID_REFERENCE);
1023 	if (!stream) {
1024 		*(bool *)kcontrol->private_value = mute;
1025 		return 0;
1026 	}
1027 
1028 	ret = pm_runtime_resume_and_get(cdev->dev);
1029 	if (ret < 0 && ret != -EACCES)
1030 		return ret;
1031 
1032 	ret = catpt_ipc_mute_loopback(cdev, stream->info.stream_hw_id, mute);
1033 
1034 	pm_runtime_mark_last_busy(cdev->dev);
1035 	pm_runtime_put_autosuspend(cdev->dev);
1036 
1037 	if (ret)
1038 		return CATPT_IPC_ERROR(ret);
1039 
1040 	*(bool *)kcontrol->private_value = mute;
1041 	return 0;
1042 }
1043 
catpt_waves_switch_get(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1044 static int catpt_waves_switch_get(struct snd_kcontrol *kcontrol,
1045 				  struct snd_ctl_elem_value *ucontrol)
1046 {
1047 	return 0;
1048 }
1049 
catpt_waves_switch_put(struct snd_kcontrol * kcontrol,struct snd_ctl_elem_value * ucontrol)1050 static int catpt_waves_switch_put(struct snd_kcontrol *kcontrol,
1051 				  struct snd_ctl_elem_value *ucontrol)
1052 {
1053 	return 0;
1054 }
1055 
catpt_waves_param_get(struct snd_kcontrol * kcontrol,unsigned int __user * bytes,unsigned int size)1056 static int catpt_waves_param_get(struct snd_kcontrol *kcontrol,
1057 				 unsigned int __user *bytes,
1058 				 unsigned int size)
1059 {
1060 	return 0;
1061 }
1062 
catpt_waves_param_put(struct snd_kcontrol * kcontrol,const unsigned int __user * bytes,unsigned int size)1063 static int catpt_waves_param_put(struct snd_kcontrol *kcontrol,
1064 				 const unsigned int __user *bytes,
1065 				 unsigned int size)
1066 {
1067 	return 0;
1068 }
1069 
1070 static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(catpt_volume_tlv, -9000, 300, 1);
1071 
1072 #define CATPT_VOLUME_CTL(kname, sname) \
1073 {	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
1074 	.name = (kname), \
1075 	.access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
1076 		  SNDRV_CTL_ELEM_ACCESS_READWRITE, \
1077 	.info = catpt_volume_info, \
1078 	.get = catpt_##sname##_volume_get, \
1079 	.put = catpt_##sname##_volume_put, \
1080 	.tlv.p = catpt_volume_tlv, \
1081 	.private_value = (unsigned long) \
1082 		&(long[CATPT_CHANNELS_MAX]) {0} }
1083 
1084 static const struct snd_kcontrol_new component_kcontrols[] = {
1085 /* Master volume (mixer stream) */
1086 CATPT_VOLUME_CTL("Master Playback Volume", mixer),
1087 /* Individual volume controls for offload and capture */
1088 CATPT_VOLUME_CTL("Media0 Playback Volume", offload1),
1089 CATPT_VOLUME_CTL("Media1 Playback Volume", offload2),
1090 CATPT_VOLUME_CTL("Mic Capture Volume", capture),
1091 SOC_SINGLE_BOOL_EXT("Loopback Mute", (unsigned long)&(bool[1]) {0},
1092 		    catpt_loopback_switch_get, catpt_loopback_switch_put),
1093 /* Enable or disable WAVES module */
1094 SOC_SINGLE_BOOL_EXT("Waves Switch", 0,
1095 		    catpt_waves_switch_get, catpt_waves_switch_put),
1096 /* WAVES module parameter control */
1097 SND_SOC_BYTES_TLV("Waves Set Param", 128,
1098 		  catpt_waves_param_get, catpt_waves_param_put),
1099 };
1100 
1101 static const struct snd_soc_dapm_widget component_widgets[] = {
1102 	SND_SOC_DAPM_AIF_IN("SSP0 CODEC IN", NULL, 0, SND_SOC_NOPM, 0, 0),
1103 	SND_SOC_DAPM_AIF_OUT("SSP0 CODEC OUT", NULL, 0, SND_SOC_NOPM, 0, 0),
1104 	SND_SOC_DAPM_AIF_IN("SSP1 BT IN", NULL, 0, SND_SOC_NOPM, 0, 0),
1105 	SND_SOC_DAPM_AIF_OUT("SSP1 BT OUT", NULL, 0, SND_SOC_NOPM, 0, 0),
1106 
1107 	SND_SOC_DAPM_MIXER("Playback VMixer", SND_SOC_NOPM, 0, 0, NULL, 0),
1108 };
1109 
1110 static const struct snd_soc_dapm_route component_routes[] = {
1111 	{"Playback VMixer", NULL, "System Playback"},
1112 	{"Playback VMixer", NULL, "Offload0 Playback"},
1113 	{"Playback VMixer", NULL, "Offload1 Playback"},
1114 
1115 	{"SSP0 CODEC OUT", NULL, "Playback VMixer"},
1116 
1117 	{"Analog Capture", NULL, "SSP0 CODEC IN"},
1118 	{"Loopback Capture", NULL, "SSP0 CODEC IN"},
1119 
1120 	{"SSP1 BT OUT", NULL, "Bluetooth Playback"},
1121 	{"Bluetooth Capture", NULL, "SSP1 BT IN"},
1122 };
1123 
1124 static const struct snd_soc_component_driver catpt_comp_driver = {
1125 	.name = "catpt-platform",
1126 
1127 	.pcm_construct = catpt_component_pcm_construct,
1128 	.open = catpt_component_open,
1129 	.pointer = catpt_component_pointer,
1130 
1131 	.controls = component_kcontrols,
1132 	.num_controls = ARRAY_SIZE(component_kcontrols),
1133 	.dapm_widgets = component_widgets,
1134 	.num_dapm_widgets = ARRAY_SIZE(component_widgets),
1135 	.dapm_routes = component_routes,
1136 	.num_dapm_routes = ARRAY_SIZE(component_routes),
1137 };
1138 
catpt_arm_stream_templates(struct catpt_dev * cdev)1139 int catpt_arm_stream_templates(struct catpt_dev *cdev)
1140 {
1141 	struct resource *res;
1142 	u32 scratch_size = 0;
1143 	int i, j;
1144 
1145 	for (i = 0; i < ARRAY_SIZE(catpt_topology); i++) {
1146 		struct catpt_stream_template *template;
1147 		struct catpt_module_entry *entry;
1148 		struct catpt_module_type *type;
1149 
1150 		template = catpt_topology[i];
1151 		template->persistent_size = 0;
1152 
1153 		for (j = 0; j < template->num_entries; j++) {
1154 			entry = &template->entries[j];
1155 			type = &cdev->modules[entry->module_id];
1156 
1157 			if (!type->loaded)
1158 				return -ENOENT;
1159 
1160 			entry->entry_point = type->entry_point;
1161 			template->persistent_size += type->persistent_size;
1162 			if (type->scratch_size > scratch_size)
1163 				scratch_size = type->scratch_size;
1164 		}
1165 	}
1166 
1167 	if (scratch_size) {
1168 		/* allocate single scratch area for all modules */
1169 		res = catpt_request_region(&cdev->dram, scratch_size);
1170 		if (!res)
1171 			return -EBUSY;
1172 		cdev->scratch = res;
1173 	}
1174 
1175 	return 0;
1176 }
1177 
catpt_register_plat_component(struct catpt_dev * cdev)1178 int catpt_register_plat_component(struct catpt_dev *cdev)
1179 {
1180 	struct snd_soc_component *component;
1181 	int ret;
1182 
1183 	component = devm_kzalloc(cdev->dev, sizeof(*component), GFP_KERNEL);
1184 	if (!component)
1185 		return -ENOMEM;
1186 
1187 	ret = snd_soc_component_initialize(component, &catpt_comp_driver,
1188 					   cdev->dev);
1189 	if (ret)
1190 		return ret;
1191 
1192 	component->name = catpt_comp_driver.name;
1193 	return snd_soc_add_component(component, dai_drivers,
1194 				     ARRAY_SIZE(dai_drivers));
1195 }
1196