1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  *  skl-topology.c - Implements Platform component ALSA controls/widget
4  *  handlers.
5  *
6  *  Copyright (C) 2014-2015 Intel Corp
7  *  Author: Jeeja KP <jeeja.kp@intel.com>
8  *  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
9  */
10 
11 #include <linux/slab.h>
12 #include <linux/types.h>
13 #include <linux/firmware.h>
14 #include <linux/uuid.h>
15 #include <sound/intel-nhlt.h>
16 #include <sound/soc.h>
17 #include <sound/soc-acpi.h>
18 #include <sound/soc-topology.h>
19 #include <uapi/sound/snd_sst_tokens.h>
20 #include <uapi/sound/skl-tplg-interface.h>
21 #include "skl-sst-dsp.h"
22 #include "skl-sst-ipc.h"
23 #include "skl-topology.h"
24 #include "skl.h"
25 #include "../common/sst-dsp.h"
26 #include "../common/sst-dsp-priv.h"
27 
28 #define SKL_CH_FIXUP_MASK		(1 << 0)
29 #define SKL_RATE_FIXUP_MASK		(1 << 1)
30 #define SKL_FMT_FIXUP_MASK		(1 << 2)
31 #define SKL_IN_DIR_BIT_MASK		BIT(0)
32 #define SKL_PIN_COUNT_MASK		GENMASK(7, 4)
33 
34 static const int mic_mono_list[] = {
35 0, 1, 2, 3,
36 };
37 static const int mic_stereo_list[][SKL_CH_STEREO] = {
38 {0, 1}, {0, 2}, {0, 3}, {1, 2}, {1, 3}, {2, 3},
39 };
40 static const int mic_trio_list[][SKL_CH_TRIO] = {
41 {0, 1, 2}, {0, 1, 3}, {0, 2, 3}, {1, 2, 3},
42 };
43 static const int mic_quatro_list[][SKL_CH_QUATRO] = {
44 {0, 1, 2, 3},
45 };
46 
47 #define CHECK_HW_PARAMS(ch, freq, bps, prm_ch, prm_freq, prm_bps) \
48 	((ch == prm_ch) && (bps == prm_bps) && (freq == prm_freq))
49 
50 void skl_tplg_d0i3_get(struct skl_dev *skl, enum d0i3_capability caps)
51 {
52 	struct skl_d0i3_data *d0i3 =  &skl->d0i3;
53 
54 	switch (caps) {
55 	case SKL_D0I3_NONE:
56 		d0i3->non_d0i3++;
57 		break;
58 
59 	case SKL_D0I3_STREAMING:
60 		d0i3->streaming++;
61 		break;
62 
63 	case SKL_D0I3_NON_STREAMING:
64 		d0i3->non_streaming++;
65 		break;
66 	}
67 }
68 
69 void skl_tplg_d0i3_put(struct skl_dev *skl, enum d0i3_capability caps)
70 {
71 	struct skl_d0i3_data *d0i3 =  &skl->d0i3;
72 
73 	switch (caps) {
74 	case SKL_D0I3_NONE:
75 		d0i3->non_d0i3--;
76 		break;
77 
78 	case SKL_D0I3_STREAMING:
79 		d0i3->streaming--;
80 		break;
81 
82 	case SKL_D0I3_NON_STREAMING:
83 		d0i3->non_streaming--;
84 		break;
85 	}
86 }
87 
88 /*
89  * SKL DSP driver modelling uses only few DAPM widgets so for rest we will
90  * ignore. This helpers checks if the SKL driver handles this widget type
91  */
92 static int is_skl_dsp_widget_type(struct snd_soc_dapm_widget *w,
93 				  struct device *dev)
94 {
95 	if (w->dapm->dev != dev)
96 		return false;
97 
98 	switch (w->id) {
99 	case snd_soc_dapm_dai_link:
100 	case snd_soc_dapm_dai_in:
101 	case snd_soc_dapm_aif_in:
102 	case snd_soc_dapm_aif_out:
103 	case snd_soc_dapm_dai_out:
104 	case snd_soc_dapm_switch:
105 	case snd_soc_dapm_output:
106 	case snd_soc_dapm_mux:
107 
108 		return false;
109 	default:
110 		return true;
111 	}
112 }
113 
114 static void skl_dump_mconfig(struct skl_dev *skl, struct skl_module_cfg *mcfg)
115 {
116 	struct skl_module_iface *iface = &mcfg->module->formats[mcfg->fmt_idx];
117 
118 	dev_dbg(skl->dev, "Dumping config\n");
119 	dev_dbg(skl->dev, "Input Format:\n");
120 	dev_dbg(skl->dev, "channels = %d\n", iface->inputs[0].fmt.channels);
121 	dev_dbg(skl->dev, "s_freq = %d\n", iface->inputs[0].fmt.s_freq);
122 	dev_dbg(skl->dev, "ch_cfg = %d\n", iface->inputs[0].fmt.ch_cfg);
123 	dev_dbg(skl->dev, "valid bit depth = %d\n",
124 				iface->inputs[0].fmt.valid_bit_depth);
125 	dev_dbg(skl->dev, "Output Format:\n");
126 	dev_dbg(skl->dev, "channels = %d\n", iface->outputs[0].fmt.channels);
127 	dev_dbg(skl->dev, "s_freq = %d\n", iface->outputs[0].fmt.s_freq);
128 	dev_dbg(skl->dev, "valid bit depth = %d\n",
129 				iface->outputs[0].fmt.valid_bit_depth);
130 	dev_dbg(skl->dev, "ch_cfg = %d\n", iface->outputs[0].fmt.ch_cfg);
131 }
132 
133 static void skl_tplg_update_chmap(struct skl_module_fmt *fmt, int chs)
134 {
135 	int slot_map = 0xFFFFFFFF;
136 	int start_slot = 0;
137 	int i;
138 
139 	for (i = 0; i < chs; i++) {
140 		/*
141 		 * For 2 channels with starting slot as 0, slot map will
142 		 * look like 0xFFFFFF10.
143 		 */
144 		slot_map &= (~(0xF << (4 * i)) | (start_slot << (4 * i)));
145 		start_slot++;
146 	}
147 	fmt->ch_map = slot_map;
148 }
149 
150 static void skl_tplg_update_params(struct skl_module_fmt *fmt,
151 			struct skl_pipe_params *params, int fixup)
152 {
153 	if (fixup & SKL_RATE_FIXUP_MASK)
154 		fmt->s_freq = params->s_freq;
155 	if (fixup & SKL_CH_FIXUP_MASK) {
156 		fmt->channels = params->ch;
157 		skl_tplg_update_chmap(fmt, fmt->channels);
158 	}
159 	if (fixup & SKL_FMT_FIXUP_MASK) {
160 		fmt->valid_bit_depth = skl_get_bit_depth(params->s_fmt);
161 
162 		/*
163 		 * 16 bit is 16 bit container whereas 24 bit is in 32 bit
164 		 * container so update bit depth accordingly
165 		 */
166 		switch (fmt->valid_bit_depth) {
167 		case SKL_DEPTH_16BIT:
168 			fmt->bit_depth = fmt->valid_bit_depth;
169 			break;
170 
171 		default:
172 			fmt->bit_depth = SKL_DEPTH_32BIT;
173 			break;
174 		}
175 	}
176 
177 }
178 
179 /*
180  * A pipeline may have modules which impact the pcm parameters, like SRC,
181  * channel converter, format converter.
182  * We need to calculate the output params by applying the 'fixup'
183  * Topology will tell driver which type of fixup is to be applied by
184  * supplying the fixup mask, so based on that we calculate the output
185  *
186  * Now In FE the pcm hw_params is source/target format. Same is applicable
187  * for BE with its hw_params invoked.
188  * here based on FE, BE pipeline and direction we calculate the input and
189  * outfix and then apply that for a module
190  */
191 static void skl_tplg_update_params_fixup(struct skl_module_cfg *m_cfg,
192 		struct skl_pipe_params *params, bool is_fe)
193 {
194 	int in_fixup, out_fixup;
195 	struct skl_module_fmt *in_fmt, *out_fmt;
196 
197 	/* Fixups will be applied to pin 0 only */
198 	in_fmt = &m_cfg->module->formats[m_cfg->fmt_idx].inputs[0].fmt;
199 	out_fmt = &m_cfg->module->formats[m_cfg->fmt_idx].outputs[0].fmt;
200 
201 	if (params->stream == SNDRV_PCM_STREAM_PLAYBACK) {
202 		if (is_fe) {
203 			in_fixup = m_cfg->params_fixup;
204 			out_fixup = (~m_cfg->converter) &
205 					m_cfg->params_fixup;
206 		} else {
207 			out_fixup = m_cfg->params_fixup;
208 			in_fixup = (~m_cfg->converter) &
209 					m_cfg->params_fixup;
210 		}
211 	} else {
212 		if (is_fe) {
213 			out_fixup = m_cfg->params_fixup;
214 			in_fixup = (~m_cfg->converter) &
215 					m_cfg->params_fixup;
216 		} else {
217 			in_fixup = m_cfg->params_fixup;
218 			out_fixup = (~m_cfg->converter) &
219 					m_cfg->params_fixup;
220 		}
221 	}
222 
223 	skl_tplg_update_params(in_fmt, params, in_fixup);
224 	skl_tplg_update_params(out_fmt, params, out_fixup);
225 }
226 
227 /*
228  * A module needs input and output buffers, which are dependent upon pcm
229  * params, so once we have calculate params, we need buffer calculation as
230  * well.
231  */
232 static void skl_tplg_update_buffer_size(struct skl_dev *skl,
233 				struct skl_module_cfg *mcfg)
234 {
235 	int multiplier = 1;
236 	struct skl_module_fmt *in_fmt, *out_fmt;
237 	struct skl_module_res *res;
238 
239 	/* Since fixups is applied to pin 0 only, ibs, obs needs
240 	 * change for pin 0 only
241 	 */
242 	res = &mcfg->module->resources[mcfg->res_idx];
243 	in_fmt = &mcfg->module->formats[mcfg->fmt_idx].inputs[0].fmt;
244 	out_fmt = &mcfg->module->formats[mcfg->fmt_idx].outputs[0].fmt;
245 
246 	if (mcfg->m_type == SKL_MODULE_TYPE_SRCINT)
247 		multiplier = 5;
248 
249 	res->ibs = DIV_ROUND_UP(in_fmt->s_freq, 1000) *
250 			in_fmt->channels * (in_fmt->bit_depth >> 3) *
251 			multiplier;
252 
253 	res->obs = DIV_ROUND_UP(out_fmt->s_freq, 1000) *
254 			out_fmt->channels * (out_fmt->bit_depth >> 3) *
255 			multiplier;
256 }
257 
258 static u8 skl_tplg_be_dev_type(int dev_type)
259 {
260 	int ret;
261 
262 	switch (dev_type) {
263 	case SKL_DEVICE_BT:
264 		ret = NHLT_DEVICE_BT;
265 		break;
266 
267 	case SKL_DEVICE_DMIC:
268 		ret = NHLT_DEVICE_DMIC;
269 		break;
270 
271 	case SKL_DEVICE_I2S:
272 		ret = NHLT_DEVICE_I2S;
273 		break;
274 
275 	default:
276 		ret = NHLT_DEVICE_INVALID;
277 		break;
278 	}
279 
280 	return ret;
281 }
282 
283 static int skl_tplg_update_be_blob(struct snd_soc_dapm_widget *w,
284 						struct skl_dev *skl)
285 {
286 	struct skl_module_cfg *m_cfg = w->priv;
287 	int link_type, dir;
288 	u32 ch, s_freq, s_fmt, s_cont;
289 	struct nhlt_specific_cfg *cfg;
290 	u8 dev_type = skl_tplg_be_dev_type(m_cfg->dev_type);
291 	int fmt_idx = m_cfg->fmt_idx;
292 	struct skl_module_iface *m_iface = &m_cfg->module->formats[fmt_idx];
293 
294 	/* check if we already have blob */
295 	if (m_cfg->formats_config[SKL_PARAM_INIT].caps_size > 0)
296 		return 0;
297 
298 	dev_dbg(skl->dev, "Applying default cfg blob\n");
299 	switch (m_cfg->dev_type) {
300 	case SKL_DEVICE_DMIC:
301 		link_type = NHLT_LINK_DMIC;
302 		dir = SNDRV_PCM_STREAM_CAPTURE;
303 		s_freq = m_iface->inputs[0].fmt.s_freq;
304 		s_fmt = m_iface->inputs[0].fmt.valid_bit_depth;
305 		s_cont = m_iface->inputs[0].fmt.bit_depth;
306 		ch = m_iface->inputs[0].fmt.channels;
307 		break;
308 
309 	case SKL_DEVICE_I2S:
310 		link_type = NHLT_LINK_SSP;
311 		if (m_cfg->hw_conn_type == SKL_CONN_SOURCE) {
312 			dir = SNDRV_PCM_STREAM_PLAYBACK;
313 			s_freq = m_iface->outputs[0].fmt.s_freq;
314 			s_fmt = m_iface->outputs[0].fmt.valid_bit_depth;
315 			s_cont = m_iface->outputs[0].fmt.bit_depth;
316 			ch = m_iface->outputs[0].fmt.channels;
317 		} else {
318 			dir = SNDRV_PCM_STREAM_CAPTURE;
319 			s_freq = m_iface->inputs[0].fmt.s_freq;
320 			s_fmt = m_iface->inputs[0].fmt.valid_bit_depth;
321 			s_cont = m_iface->inputs[0].fmt.bit_depth;
322 			ch = m_iface->inputs[0].fmt.channels;
323 		}
324 		break;
325 
326 	default:
327 		return -EINVAL;
328 	}
329 
330 	/* update the blob based on virtual bus_id and default params */
331 	cfg = intel_nhlt_get_endpoint_blob(skl->dev, skl->nhlt, m_cfg->vbus_id,
332 					   link_type, s_fmt, s_cont, ch,
333 					   s_freq, dir, dev_type);
334 	if (cfg) {
335 		m_cfg->formats_config[SKL_PARAM_INIT].caps_size = cfg->size;
336 		m_cfg->formats_config[SKL_PARAM_INIT].caps = (u32 *)&cfg->caps;
337 	} else {
338 		dev_err(skl->dev, "Blob NULL for id %x type %d dirn %d\n",
339 					m_cfg->vbus_id, link_type, dir);
340 		dev_err(skl->dev, "PCM: ch %d, freq %d, fmt %d/%d\n",
341 					ch, s_freq, s_fmt, s_cont);
342 		return -EIO;
343 	}
344 
345 	return 0;
346 }
347 
348 static void skl_tplg_update_module_params(struct snd_soc_dapm_widget *w,
349 							struct skl_dev *skl)
350 {
351 	struct skl_module_cfg *m_cfg = w->priv;
352 	struct skl_pipe_params *params = m_cfg->pipe->p_params;
353 	int p_conn_type = m_cfg->pipe->conn_type;
354 	bool is_fe;
355 
356 	if (!m_cfg->params_fixup)
357 		return;
358 
359 	dev_dbg(skl->dev, "Mconfig for widget=%s BEFORE updation\n",
360 				w->name);
361 
362 	skl_dump_mconfig(skl, m_cfg);
363 
364 	if (p_conn_type == SKL_PIPE_CONN_TYPE_FE)
365 		is_fe = true;
366 	else
367 		is_fe = false;
368 
369 	skl_tplg_update_params_fixup(m_cfg, params, is_fe);
370 	skl_tplg_update_buffer_size(skl, m_cfg);
371 
372 	dev_dbg(skl->dev, "Mconfig for widget=%s AFTER updation\n",
373 				w->name);
374 
375 	skl_dump_mconfig(skl, m_cfg);
376 }
377 
378 /*
379  * some modules can have multiple params set from user control and
380  * need to be set after module is initialized. If set_param flag is
381  * set module params will be done after module is initialised.
382  */
383 static int skl_tplg_set_module_params(struct snd_soc_dapm_widget *w,
384 						struct skl_dev *skl)
385 {
386 	int i, ret;
387 	struct skl_module_cfg *mconfig = w->priv;
388 	const struct snd_kcontrol_new *k;
389 	struct soc_bytes_ext *sb;
390 	struct skl_algo_data *bc;
391 	struct skl_specific_cfg *sp_cfg;
392 
393 	if (mconfig->formats_config[SKL_PARAM_SET].caps_size > 0 &&
394 	    mconfig->formats_config[SKL_PARAM_SET].set_params == SKL_PARAM_SET) {
395 		sp_cfg = &mconfig->formats_config[SKL_PARAM_SET];
396 		ret = skl_set_module_params(skl, sp_cfg->caps,
397 					sp_cfg->caps_size,
398 					sp_cfg->param_id, mconfig);
399 		if (ret < 0)
400 			return ret;
401 	}
402 
403 	for (i = 0; i < w->num_kcontrols; i++) {
404 		k = &w->kcontrol_news[i];
405 		if (k->access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {
406 			sb = (void *) k->private_value;
407 			bc = (struct skl_algo_data *)sb->dobj.private;
408 
409 			if (bc->set_params == SKL_PARAM_SET) {
410 				ret = skl_set_module_params(skl,
411 						(u32 *)bc->params, bc->size,
412 						bc->param_id, mconfig);
413 				if (ret < 0)
414 					return ret;
415 			}
416 		}
417 	}
418 
419 	return 0;
420 }
421 
422 /*
423  * some module param can set from user control and this is required as
424  * when module is initailzed. if module param is required in init it is
425  * identifed by set_param flag. if set_param flag is not set, then this
426  * parameter needs to set as part of module init.
427  */
428 static int skl_tplg_set_module_init_data(struct snd_soc_dapm_widget *w)
429 {
430 	const struct snd_kcontrol_new *k;
431 	struct soc_bytes_ext *sb;
432 	struct skl_algo_data *bc;
433 	struct skl_module_cfg *mconfig = w->priv;
434 	int i;
435 
436 	for (i = 0; i < w->num_kcontrols; i++) {
437 		k = &w->kcontrol_news[i];
438 		if (k->access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {
439 			sb = (struct soc_bytes_ext *)k->private_value;
440 			bc = (struct skl_algo_data *)sb->dobj.private;
441 
442 			if (bc->set_params != SKL_PARAM_INIT)
443 				continue;
444 
445 			mconfig->formats_config[SKL_PARAM_INIT].caps =
446 							(u32 *)bc->params;
447 			mconfig->formats_config[SKL_PARAM_INIT].caps_size =
448 								bc->size;
449 
450 			break;
451 		}
452 	}
453 
454 	return 0;
455 }
456 
457 static int skl_tplg_module_prepare(struct skl_dev *skl, struct skl_pipe *pipe,
458 		struct snd_soc_dapm_widget *w, struct skl_module_cfg *mcfg)
459 {
460 	switch (mcfg->dev_type) {
461 	case SKL_DEVICE_HDAHOST:
462 		return skl_pcm_host_dma_prepare(skl->dev, pipe->p_params);
463 
464 	case SKL_DEVICE_HDALINK:
465 		return skl_pcm_link_dma_prepare(skl->dev, pipe->p_params);
466 	}
467 
468 	return 0;
469 }
470 
471 /*
472  * Inside a pipe instance, we can have various modules. These modules need
473  * to instantiated in DSP by invoking INIT_MODULE IPC, which is achieved by
474  * skl_init_module() routine, so invoke that for all modules in a pipeline
475  */
476 static int
477 skl_tplg_init_pipe_modules(struct skl_dev *skl, struct skl_pipe *pipe)
478 {
479 	struct skl_pipe_module *w_module;
480 	struct snd_soc_dapm_widget *w;
481 	struct skl_module_cfg *mconfig;
482 	u8 cfg_idx;
483 	int ret = 0;
484 
485 	list_for_each_entry(w_module, &pipe->w_list, node) {
486 		guid_t *uuid_mod;
487 		w = w_module->w;
488 		mconfig = w->priv;
489 
490 		/* check if module ids are populated */
491 		if (mconfig->id.module_id < 0) {
492 			dev_err(skl->dev,
493 					"module %pUL id not populated\n",
494 					(guid_t *)mconfig->guid);
495 			return -EIO;
496 		}
497 
498 		cfg_idx = mconfig->pipe->cur_config_idx;
499 		mconfig->fmt_idx = mconfig->mod_cfg[cfg_idx].fmt_idx;
500 		mconfig->res_idx = mconfig->mod_cfg[cfg_idx].res_idx;
501 
502 		if (mconfig->module->loadable && skl->dsp->fw_ops.load_mod) {
503 			ret = skl->dsp->fw_ops.load_mod(skl->dsp,
504 				mconfig->id.module_id, mconfig->guid);
505 			if (ret < 0)
506 				return ret;
507 		}
508 
509 		/* prepare the DMA if the module is gateway cpr */
510 		ret = skl_tplg_module_prepare(skl, pipe, w, mconfig);
511 		if (ret < 0)
512 			return ret;
513 
514 		/* update blob if blob is null for be with default value */
515 		skl_tplg_update_be_blob(w, skl);
516 
517 		/*
518 		 * apply fix/conversion to module params based on
519 		 * FE/BE params
520 		 */
521 		skl_tplg_update_module_params(w, skl);
522 		uuid_mod = (guid_t *)mconfig->guid;
523 		mconfig->id.pvt_id = skl_get_pvt_id(skl, uuid_mod,
524 						mconfig->id.instance_id);
525 		if (mconfig->id.pvt_id < 0)
526 			return ret;
527 		skl_tplg_set_module_init_data(w);
528 
529 		ret = skl_dsp_get_core(skl->dsp, mconfig->core_id);
530 		if (ret < 0) {
531 			dev_err(skl->dev, "Failed to wake up core %d ret=%d\n",
532 						mconfig->core_id, ret);
533 			return ret;
534 		}
535 
536 		ret = skl_init_module(skl, mconfig);
537 		if (ret < 0) {
538 			skl_put_pvt_id(skl, uuid_mod, &mconfig->id.pvt_id);
539 			goto err;
540 		}
541 
542 		ret = skl_tplg_set_module_params(w, skl);
543 		if (ret < 0)
544 			goto err;
545 	}
546 
547 	return 0;
548 err:
549 	skl_dsp_put_core(skl->dsp, mconfig->core_id);
550 	return ret;
551 }
552 
553 static int skl_tplg_unload_pipe_modules(struct skl_dev *skl,
554 	 struct skl_pipe *pipe)
555 {
556 	int ret = 0;
557 	struct skl_pipe_module *w_module;
558 	struct skl_module_cfg *mconfig;
559 
560 	list_for_each_entry(w_module, &pipe->w_list, node) {
561 		guid_t *uuid_mod;
562 		mconfig  = w_module->w->priv;
563 		uuid_mod = (guid_t *)mconfig->guid;
564 
565 		if (mconfig->module->loadable && skl->dsp->fw_ops.unload_mod) {
566 			ret = skl->dsp->fw_ops.unload_mod(skl->dsp,
567 						mconfig->id.module_id);
568 			if (ret < 0)
569 				return -EIO;
570 		}
571 		skl_put_pvt_id(skl, uuid_mod, &mconfig->id.pvt_id);
572 
573 		ret = skl_dsp_put_core(skl->dsp, mconfig->core_id);
574 		if (ret < 0) {
575 			/* don't return; continue with other modules */
576 			dev_err(skl->dev, "Failed to sleep core %d ret=%d\n",
577 				mconfig->core_id, ret);
578 		}
579 	}
580 
581 	/* no modules to unload in this path, so return */
582 	return ret;
583 }
584 
585 static void skl_tplg_set_pipe_config_idx(struct skl_pipe *pipe, int idx)
586 {
587 	pipe->cur_config_idx = idx;
588 	pipe->memory_pages = pipe->configs[idx].mem_pages;
589 }
590 
591 /*
592  * Here, we select pipe format based on the pipe type and pipe
593  * direction to determine the current config index for the pipeline.
594  * The config index is then used to select proper module resources.
595  * Intermediate pipes currently have a fixed format hence we select the
596  * 0th configuratation by default for such pipes.
597  */
598 static int
599 skl_tplg_get_pipe_config(struct skl_dev *skl, struct skl_module_cfg *mconfig)
600 {
601 	struct skl_pipe *pipe = mconfig->pipe;
602 	struct skl_pipe_params *params = pipe->p_params;
603 	struct skl_path_config *pconfig = &pipe->configs[0];
604 	struct skl_pipe_fmt *fmt = NULL;
605 	bool in_fmt = false;
606 	int i;
607 
608 	if (pipe->nr_cfgs == 0) {
609 		skl_tplg_set_pipe_config_idx(pipe, 0);
610 		return 0;
611 	}
612 
613 	if (pipe->conn_type == SKL_PIPE_CONN_TYPE_NONE || pipe->nr_cfgs == 1) {
614 		dev_dbg(skl->dev, "No conn_type or just 1 pathcfg, taking 0th for %d\n",
615 			pipe->ppl_id);
616 		skl_tplg_set_pipe_config_idx(pipe, 0);
617 		return 0;
618 	}
619 
620 	if ((pipe->conn_type == SKL_PIPE_CONN_TYPE_FE &&
621 	     pipe->direction == SNDRV_PCM_STREAM_PLAYBACK) ||
622 	     (pipe->conn_type == SKL_PIPE_CONN_TYPE_BE &&
623 	     pipe->direction == SNDRV_PCM_STREAM_CAPTURE))
624 		in_fmt = true;
625 
626 	for (i = 0; i < pipe->nr_cfgs; i++) {
627 		pconfig = &pipe->configs[i];
628 		if (in_fmt)
629 			fmt = &pconfig->in_fmt;
630 		else
631 			fmt = &pconfig->out_fmt;
632 
633 		if (CHECK_HW_PARAMS(params->ch, params->s_freq, params->s_fmt,
634 				    fmt->channels, fmt->freq, fmt->bps)) {
635 			skl_tplg_set_pipe_config_idx(pipe, i);
636 			dev_dbg(skl->dev, "Using pipe config: %d\n", i);
637 			return 0;
638 		}
639 	}
640 
641 	dev_err(skl->dev, "Invalid pipe config: %d %d %d for pipe: %d\n",
642 		params->ch, params->s_freq, params->s_fmt, pipe->ppl_id);
643 	return -EINVAL;
644 }
645 
646 /*
647  * Mixer module represents a pipeline. So in the Pre-PMU event of mixer we
648  * need create the pipeline. So we do following:
649  *   - Create the pipeline
650  *   - Initialize the modules in pipeline
651  *   - finally bind all modules together
652  */
653 static int skl_tplg_mixer_dapm_pre_pmu_event(struct snd_soc_dapm_widget *w,
654 							struct skl_dev *skl)
655 {
656 	int ret;
657 	struct skl_module_cfg *mconfig = w->priv;
658 	struct skl_pipe_module *w_module;
659 	struct skl_pipe *s_pipe = mconfig->pipe;
660 	struct skl_module_cfg *src_module = NULL, *dst_module, *module;
661 	struct skl_module_deferred_bind *modules;
662 
663 	ret = skl_tplg_get_pipe_config(skl, mconfig);
664 	if (ret < 0)
665 		return ret;
666 
667 	/*
668 	 * Create a list of modules for pipe.
669 	 * This list contains modules from source to sink
670 	 */
671 	ret = skl_create_pipeline(skl, mconfig->pipe);
672 	if (ret < 0)
673 		return ret;
674 
675 	/* Init all pipe modules from source to sink */
676 	ret = skl_tplg_init_pipe_modules(skl, s_pipe);
677 	if (ret < 0)
678 		return ret;
679 
680 	/* Bind modules from source to sink */
681 	list_for_each_entry(w_module, &s_pipe->w_list, node) {
682 		dst_module = w_module->w->priv;
683 
684 		if (src_module == NULL) {
685 			src_module = dst_module;
686 			continue;
687 		}
688 
689 		ret = skl_bind_modules(skl, src_module, dst_module);
690 		if (ret < 0)
691 			return ret;
692 
693 		src_module = dst_module;
694 	}
695 
696 	/*
697 	 * When the destination module is initialized, check for these modules
698 	 * in deferred bind list. If found, bind them.
699 	 */
700 	list_for_each_entry(w_module, &s_pipe->w_list, node) {
701 		if (list_empty(&skl->bind_list))
702 			break;
703 
704 		list_for_each_entry(modules, &skl->bind_list, node) {
705 			module = w_module->w->priv;
706 			if (modules->dst == module)
707 				skl_bind_modules(skl, modules->src,
708 							modules->dst);
709 		}
710 	}
711 
712 	return 0;
713 }
714 
715 static int skl_fill_sink_instance_id(struct skl_dev *skl, u32 *params,
716 				int size, struct skl_module_cfg *mcfg)
717 {
718 	int i, pvt_id;
719 
720 	if (mcfg->m_type == SKL_MODULE_TYPE_KPB) {
721 		struct skl_kpb_params *kpb_params =
722 				(struct skl_kpb_params *)params;
723 		struct skl_mod_inst_map *inst = kpb_params->u.map;
724 
725 		for (i = 0; i < kpb_params->num_modules; i++) {
726 			pvt_id = skl_get_pvt_instance_id_map(skl, inst->mod_id,
727 								inst->inst_id);
728 			if (pvt_id < 0)
729 				return -EINVAL;
730 
731 			inst->inst_id = pvt_id;
732 			inst++;
733 		}
734 	}
735 
736 	return 0;
737 }
738 /*
739  * Some modules require params to be set after the module is bound to
740  * all pins connected.
741  *
742  * The module provider initializes set_param flag for such modules and we
743  * send params after binding
744  */
745 static int skl_tplg_set_module_bind_params(struct snd_soc_dapm_widget *w,
746 			struct skl_module_cfg *mcfg, struct skl_dev *skl)
747 {
748 	int i, ret;
749 	struct skl_module_cfg *mconfig = w->priv;
750 	const struct snd_kcontrol_new *k;
751 	struct soc_bytes_ext *sb;
752 	struct skl_algo_data *bc;
753 	struct skl_specific_cfg *sp_cfg;
754 	u32 *params;
755 
756 	/*
757 	 * check all out/in pins are in bind state.
758 	 * if so set the module param
759 	 */
760 	for (i = 0; i < mcfg->module->max_output_pins; i++) {
761 		if (mcfg->m_out_pin[i].pin_state != SKL_PIN_BIND_DONE)
762 			return 0;
763 	}
764 
765 	for (i = 0; i < mcfg->module->max_input_pins; i++) {
766 		if (mcfg->m_in_pin[i].pin_state != SKL_PIN_BIND_DONE)
767 			return 0;
768 	}
769 
770 	if (mconfig->formats_config[SKL_PARAM_BIND].caps_size > 0 &&
771 	    mconfig->formats_config[SKL_PARAM_BIND].set_params ==
772 								SKL_PARAM_BIND) {
773 		sp_cfg = &mconfig->formats_config[SKL_PARAM_BIND];
774 		ret = skl_set_module_params(skl, sp_cfg->caps,
775 					sp_cfg->caps_size,
776 					sp_cfg->param_id, mconfig);
777 		if (ret < 0)
778 			return ret;
779 	}
780 
781 	for (i = 0; i < w->num_kcontrols; i++) {
782 		k = &w->kcontrol_news[i];
783 		if (k->access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {
784 			sb = (void *) k->private_value;
785 			bc = (struct skl_algo_data *)sb->dobj.private;
786 
787 			if (bc->set_params == SKL_PARAM_BIND) {
788 				params = kmemdup(bc->params, bc->max, GFP_KERNEL);
789 				if (!params)
790 					return -ENOMEM;
791 
792 				skl_fill_sink_instance_id(skl, params, bc->max,
793 								mconfig);
794 
795 				ret = skl_set_module_params(skl, params,
796 						bc->max, bc->param_id, mconfig);
797 				kfree(params);
798 
799 				if (ret < 0)
800 					return ret;
801 			}
802 		}
803 	}
804 
805 	return 0;
806 }
807 
808 static int skl_get_module_id(struct skl_dev *skl, guid_t *uuid)
809 {
810 	struct uuid_module *module;
811 
812 	list_for_each_entry(module, &skl->uuid_list, list) {
813 		if (guid_equal(uuid, &module->uuid))
814 			return module->id;
815 	}
816 
817 	return -EINVAL;
818 }
819 
820 static int skl_tplg_find_moduleid_from_uuid(struct skl_dev *skl,
821 					const struct snd_kcontrol_new *k)
822 {
823 	struct soc_bytes_ext *sb = (void *) k->private_value;
824 	struct skl_algo_data *bc = (struct skl_algo_data *)sb->dobj.private;
825 	struct skl_kpb_params *uuid_params, *params;
826 	struct hdac_bus *bus = skl_to_bus(skl);
827 	int i, size, module_id;
828 
829 	if (bc->set_params == SKL_PARAM_BIND && bc->max) {
830 		uuid_params = (struct skl_kpb_params *)bc->params;
831 		size = struct_size(params, u.map, uuid_params->num_modules);
832 
833 		params = devm_kzalloc(bus->dev, size, GFP_KERNEL);
834 		if (!params)
835 			return -ENOMEM;
836 
837 		params->num_modules = uuid_params->num_modules;
838 
839 		for (i = 0; i < uuid_params->num_modules; i++) {
840 			module_id = skl_get_module_id(skl,
841 				&uuid_params->u.map_uuid[i].mod_uuid);
842 			if (module_id < 0) {
843 				devm_kfree(bus->dev, params);
844 				return -EINVAL;
845 			}
846 
847 			params->u.map[i].mod_id = module_id;
848 			params->u.map[i].inst_id =
849 				uuid_params->u.map_uuid[i].inst_id;
850 		}
851 
852 		devm_kfree(bus->dev, bc->params);
853 		bc->params = (char *)params;
854 		bc->max = size;
855 	}
856 
857 	return 0;
858 }
859 
860 /*
861  * Retrieve the module id from UUID mentioned in the
862  * post bind params
863  */
864 void skl_tplg_add_moduleid_in_bind_params(struct skl_dev *skl,
865 				struct snd_soc_dapm_widget *w)
866 {
867 	struct skl_module_cfg *mconfig = w->priv;
868 	int i;
869 
870 	/*
871 	 * Post bind params are used for only for KPB
872 	 * to set copier instances to drain the data
873 	 * in fast mode
874 	 */
875 	if (mconfig->m_type != SKL_MODULE_TYPE_KPB)
876 		return;
877 
878 	for (i = 0; i < w->num_kcontrols; i++)
879 		if ((w->kcontrol_news[i].access &
880 			SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) &&
881 			(skl_tplg_find_moduleid_from_uuid(skl,
882 			&w->kcontrol_news[i]) < 0))
883 			dev_err(skl->dev,
884 				"%s: invalid kpb post bind params\n",
885 				__func__);
886 }
887 
888 static int skl_tplg_module_add_deferred_bind(struct skl_dev *skl,
889 	struct skl_module_cfg *src, struct skl_module_cfg *dst)
890 {
891 	struct skl_module_deferred_bind *m_list, *modules;
892 	int i;
893 
894 	/* only supported for module with static pin connection */
895 	for (i = 0; i < dst->module->max_input_pins; i++) {
896 		struct skl_module_pin *pin = &dst->m_in_pin[i];
897 
898 		if (pin->is_dynamic)
899 			continue;
900 
901 		if ((pin->id.module_id  == src->id.module_id) &&
902 			(pin->id.instance_id  == src->id.instance_id)) {
903 
904 			if (!list_empty(&skl->bind_list)) {
905 				list_for_each_entry(modules, &skl->bind_list, node) {
906 					if (modules->src == src && modules->dst == dst)
907 						return 0;
908 				}
909 			}
910 
911 			m_list = kzalloc(sizeof(*m_list), GFP_KERNEL);
912 			if (!m_list)
913 				return -ENOMEM;
914 
915 			m_list->src = src;
916 			m_list->dst = dst;
917 
918 			list_add(&m_list->node, &skl->bind_list);
919 		}
920 	}
921 
922 	return 0;
923 }
924 
925 static int skl_tplg_bind_sinks(struct snd_soc_dapm_widget *w,
926 				struct skl_dev *skl,
927 				struct snd_soc_dapm_widget *src_w,
928 				struct skl_module_cfg *src_mconfig)
929 {
930 	struct snd_soc_dapm_path *p;
931 	struct snd_soc_dapm_widget *sink = NULL, *next_sink = NULL;
932 	struct skl_module_cfg *sink_mconfig;
933 	int ret;
934 
935 	snd_soc_dapm_widget_for_each_sink_path(w, p) {
936 		if (!p->connect)
937 			continue;
938 
939 		dev_dbg(skl->dev,
940 			"%s: src widget=%s\n", __func__, w->name);
941 		dev_dbg(skl->dev,
942 			"%s: sink widget=%s\n", __func__, p->sink->name);
943 
944 		next_sink = p->sink;
945 
946 		if (!is_skl_dsp_widget_type(p->sink, skl->dev))
947 			return skl_tplg_bind_sinks(p->sink, skl, src_w, src_mconfig);
948 
949 		/*
950 		 * here we will check widgets in sink pipelines, so that
951 		 * can be any widgets type and we are only interested if
952 		 * they are ones used for SKL so check that first
953 		 */
954 		if ((p->sink->priv != NULL) &&
955 				is_skl_dsp_widget_type(p->sink, skl->dev)) {
956 
957 			sink = p->sink;
958 			sink_mconfig = sink->priv;
959 
960 			/*
961 			 * Modules other than PGA leaf can be connected
962 			 * directly or via switch to a module in another
963 			 * pipeline. EX: reference path
964 			 * when the path is enabled, the dst module that needs
965 			 * to be bound may not be initialized. if the module is
966 			 * not initialized, add these modules in the deferred
967 			 * bind list and when the dst module is initialised,
968 			 * bind this module to the dst_module in deferred list.
969 			 */
970 			if (((src_mconfig->m_state == SKL_MODULE_INIT_DONE)
971 				&& (sink_mconfig->m_state == SKL_MODULE_UNINIT))) {
972 
973 				ret = skl_tplg_module_add_deferred_bind(skl,
974 						src_mconfig, sink_mconfig);
975 
976 				if (ret < 0)
977 					return ret;
978 
979 			}
980 
981 
982 			if (src_mconfig->m_state == SKL_MODULE_UNINIT ||
983 				sink_mconfig->m_state == SKL_MODULE_UNINIT)
984 				continue;
985 
986 			/* Bind source to sink, mixin is always source */
987 			ret = skl_bind_modules(skl, src_mconfig, sink_mconfig);
988 			if (ret)
989 				return ret;
990 
991 			/* set module params after bind */
992 			skl_tplg_set_module_bind_params(src_w,
993 					src_mconfig, skl);
994 			skl_tplg_set_module_bind_params(sink,
995 					sink_mconfig, skl);
996 
997 			/* Start sinks pipe first */
998 			if (sink_mconfig->pipe->state != SKL_PIPE_STARTED) {
999 				if (sink_mconfig->pipe->conn_type !=
1000 							SKL_PIPE_CONN_TYPE_FE)
1001 					ret = skl_run_pipe(skl,
1002 							sink_mconfig->pipe);
1003 				if (ret)
1004 					return ret;
1005 			}
1006 		}
1007 	}
1008 
1009 	if (!sink && next_sink)
1010 		return skl_tplg_bind_sinks(next_sink, skl, src_w, src_mconfig);
1011 
1012 	return 0;
1013 }
1014 
1015 /*
1016  * A PGA represents a module in a pipeline. So in the Pre-PMU event of PGA
1017  * we need to do following:
1018  *   - Bind to sink pipeline
1019  *      Since the sink pipes can be running and we don't get mixer event on
1020  *      connect for already running mixer, we need to find the sink pipes
1021  *      here and bind to them. This way dynamic connect works.
1022  *   - Start sink pipeline, if not running
1023  *   - Then run current pipe
1024  */
1025 static int skl_tplg_pga_dapm_pre_pmu_event(struct snd_soc_dapm_widget *w,
1026 							struct skl_dev *skl)
1027 {
1028 	struct skl_module_cfg *src_mconfig;
1029 	int ret = 0;
1030 
1031 	src_mconfig = w->priv;
1032 
1033 	/*
1034 	 * find which sink it is connected to, bind with the sink,
1035 	 * if sink is not started, start sink pipe first, then start
1036 	 * this pipe
1037 	 */
1038 	ret = skl_tplg_bind_sinks(w, skl, w, src_mconfig);
1039 	if (ret)
1040 		return ret;
1041 
1042 	/* Start source pipe last after starting all sinks */
1043 	if (src_mconfig->pipe->conn_type != SKL_PIPE_CONN_TYPE_FE)
1044 		return skl_run_pipe(skl, src_mconfig->pipe);
1045 
1046 	return 0;
1047 }
1048 
1049 static struct snd_soc_dapm_widget *skl_get_src_dsp_widget(
1050 		struct snd_soc_dapm_widget *w, struct skl_dev *skl)
1051 {
1052 	struct snd_soc_dapm_path *p;
1053 	struct snd_soc_dapm_widget *src_w = NULL;
1054 
1055 	snd_soc_dapm_widget_for_each_source_path(w, p) {
1056 		src_w = p->source;
1057 		if (!p->connect)
1058 			continue;
1059 
1060 		dev_dbg(skl->dev, "sink widget=%s\n", w->name);
1061 		dev_dbg(skl->dev, "src widget=%s\n", p->source->name);
1062 
1063 		/*
1064 		 * here we will check widgets in sink pipelines, so that can
1065 		 * be any widgets type and we are only interested if they are
1066 		 * ones used for SKL so check that first
1067 		 */
1068 		if ((p->source->priv != NULL) &&
1069 				is_skl_dsp_widget_type(p->source, skl->dev)) {
1070 			return p->source;
1071 		}
1072 	}
1073 
1074 	if (src_w != NULL)
1075 		return skl_get_src_dsp_widget(src_w, skl);
1076 
1077 	return NULL;
1078 }
1079 
1080 /*
1081  * in the Post-PMU event of mixer we need to do following:
1082  *   - Check if this pipe is running
1083  *   - if not, then
1084  *	- bind this pipeline to its source pipeline
1085  *	  if source pipe is already running, this means it is a dynamic
1086  *	  connection and we need to bind only to that pipe
1087  *	- start this pipeline
1088  */
1089 static int skl_tplg_mixer_dapm_post_pmu_event(struct snd_soc_dapm_widget *w,
1090 							struct skl_dev *skl)
1091 {
1092 	int ret = 0;
1093 	struct snd_soc_dapm_widget *source, *sink;
1094 	struct skl_module_cfg *src_mconfig, *sink_mconfig;
1095 	int src_pipe_started = 0;
1096 
1097 	sink = w;
1098 	sink_mconfig = sink->priv;
1099 
1100 	/*
1101 	 * If source pipe is already started, that means source is driving
1102 	 * one more sink before this sink got connected, Since source is
1103 	 * started, bind this sink to source and start this pipe.
1104 	 */
1105 	source = skl_get_src_dsp_widget(w, skl);
1106 	if (source != NULL) {
1107 		src_mconfig = source->priv;
1108 		sink_mconfig = sink->priv;
1109 		src_pipe_started = 1;
1110 
1111 		/*
1112 		 * check pipe state, then no need to bind or start the
1113 		 * pipe
1114 		 */
1115 		if (src_mconfig->pipe->state != SKL_PIPE_STARTED)
1116 			src_pipe_started = 0;
1117 	}
1118 
1119 	if (src_pipe_started) {
1120 		ret = skl_bind_modules(skl, src_mconfig, sink_mconfig);
1121 		if (ret)
1122 			return ret;
1123 
1124 		/* set module params after bind */
1125 		skl_tplg_set_module_bind_params(source, src_mconfig, skl);
1126 		skl_tplg_set_module_bind_params(sink, sink_mconfig, skl);
1127 
1128 		if (sink_mconfig->pipe->conn_type != SKL_PIPE_CONN_TYPE_FE)
1129 			ret = skl_run_pipe(skl, sink_mconfig->pipe);
1130 	}
1131 
1132 	return ret;
1133 }
1134 
1135 /*
1136  * in the Pre-PMD event of mixer we need to do following:
1137  *   - Stop the pipe
1138  *   - find the source connections and remove that from dapm_path_list
1139  *   - unbind with source pipelines if still connected
1140  */
1141 static int skl_tplg_mixer_dapm_pre_pmd_event(struct snd_soc_dapm_widget *w,
1142 							struct skl_dev *skl)
1143 {
1144 	struct skl_module_cfg *src_mconfig, *sink_mconfig;
1145 	int ret = 0, i;
1146 
1147 	sink_mconfig = w->priv;
1148 
1149 	/* Stop the pipe */
1150 	ret = skl_stop_pipe(skl, sink_mconfig->pipe);
1151 	if (ret)
1152 		return ret;
1153 
1154 	for (i = 0; i < sink_mconfig->module->max_input_pins; i++) {
1155 		if (sink_mconfig->m_in_pin[i].pin_state == SKL_PIN_BIND_DONE) {
1156 			src_mconfig = sink_mconfig->m_in_pin[i].tgt_mcfg;
1157 			if (!src_mconfig)
1158 				continue;
1159 
1160 			ret = skl_unbind_modules(skl,
1161 						src_mconfig, sink_mconfig);
1162 		}
1163 	}
1164 
1165 	return ret;
1166 }
1167 
1168 /*
1169  * in the Post-PMD event of mixer we need to do following:
1170  *   - Unbind the modules within the pipeline
1171  *   - Delete the pipeline (modules are not required to be explicitly
1172  *     deleted, pipeline delete is enough here
1173  */
1174 static int skl_tplg_mixer_dapm_post_pmd_event(struct snd_soc_dapm_widget *w,
1175 							struct skl_dev *skl)
1176 {
1177 	struct skl_module_cfg *mconfig = w->priv;
1178 	struct skl_pipe_module *w_module;
1179 	struct skl_module_cfg *src_module = NULL, *dst_module;
1180 	struct skl_pipe *s_pipe = mconfig->pipe;
1181 	struct skl_module_deferred_bind *modules, *tmp;
1182 
1183 	if (s_pipe->state == SKL_PIPE_INVALID)
1184 		return -EINVAL;
1185 
1186 	list_for_each_entry(w_module, &s_pipe->w_list, node) {
1187 		if (list_empty(&skl->bind_list))
1188 			break;
1189 
1190 		src_module = w_module->w->priv;
1191 
1192 		list_for_each_entry_safe(modules, tmp, &skl->bind_list, node) {
1193 			/*
1194 			 * When the destination module is deleted, Unbind the
1195 			 * modules from deferred bind list.
1196 			 */
1197 			if (modules->dst == src_module) {
1198 				skl_unbind_modules(skl, modules->src,
1199 						modules->dst);
1200 			}
1201 
1202 			/*
1203 			 * When the source module is deleted, remove this entry
1204 			 * from the deferred bind list.
1205 			 */
1206 			if (modules->src == src_module) {
1207 				list_del(&modules->node);
1208 				modules->src = NULL;
1209 				modules->dst = NULL;
1210 				kfree(modules);
1211 			}
1212 		}
1213 	}
1214 
1215 	list_for_each_entry(w_module, &s_pipe->w_list, node) {
1216 		dst_module = w_module->w->priv;
1217 
1218 		if (src_module == NULL) {
1219 			src_module = dst_module;
1220 			continue;
1221 		}
1222 
1223 		skl_unbind_modules(skl, src_module, dst_module);
1224 		src_module = dst_module;
1225 	}
1226 
1227 	skl_delete_pipe(skl, mconfig->pipe);
1228 
1229 	list_for_each_entry(w_module, &s_pipe->w_list, node) {
1230 		src_module = w_module->w->priv;
1231 		src_module->m_state = SKL_MODULE_UNINIT;
1232 	}
1233 
1234 	return skl_tplg_unload_pipe_modules(skl, s_pipe);
1235 }
1236 
1237 /*
1238  * in the Post-PMD event of PGA we need to do following:
1239  *   - Stop the pipeline
1240  *   - In source pipe is connected, unbind with source pipelines
1241  */
1242 static int skl_tplg_pga_dapm_post_pmd_event(struct snd_soc_dapm_widget *w,
1243 							struct skl_dev *skl)
1244 {
1245 	struct skl_module_cfg *src_mconfig, *sink_mconfig;
1246 	int ret = 0, i;
1247 
1248 	src_mconfig = w->priv;
1249 
1250 	/* Stop the pipe since this is a mixin module */
1251 	ret = skl_stop_pipe(skl, src_mconfig->pipe);
1252 	if (ret)
1253 		return ret;
1254 
1255 	for (i = 0; i < src_mconfig->module->max_output_pins; i++) {
1256 		if (src_mconfig->m_out_pin[i].pin_state == SKL_PIN_BIND_DONE) {
1257 			sink_mconfig = src_mconfig->m_out_pin[i].tgt_mcfg;
1258 			if (!sink_mconfig)
1259 				continue;
1260 			/*
1261 			 * This is a connecter and if path is found that means
1262 			 * unbind between source and sink has not happened yet
1263 			 */
1264 			ret = skl_unbind_modules(skl, src_mconfig,
1265 							sink_mconfig);
1266 		}
1267 	}
1268 
1269 	return ret;
1270 }
1271 
1272 /*
1273  * In modelling, we assume there will be ONLY one mixer in a pipeline. If a
1274  * second one is required that is created as another pipe entity.
1275  * The mixer is responsible for pipe management and represent a pipeline
1276  * instance
1277  */
1278 static int skl_tplg_mixer_event(struct snd_soc_dapm_widget *w,
1279 				struct snd_kcontrol *k, int event)
1280 {
1281 	struct snd_soc_dapm_context *dapm = w->dapm;
1282 	struct skl_dev *skl = get_skl_ctx(dapm->dev);
1283 
1284 	switch (event) {
1285 	case SND_SOC_DAPM_PRE_PMU:
1286 		return skl_tplg_mixer_dapm_pre_pmu_event(w, skl);
1287 
1288 	case SND_SOC_DAPM_POST_PMU:
1289 		return skl_tplg_mixer_dapm_post_pmu_event(w, skl);
1290 
1291 	case SND_SOC_DAPM_PRE_PMD:
1292 		return skl_tplg_mixer_dapm_pre_pmd_event(w, skl);
1293 
1294 	case SND_SOC_DAPM_POST_PMD:
1295 		return skl_tplg_mixer_dapm_post_pmd_event(w, skl);
1296 	}
1297 
1298 	return 0;
1299 }
1300 
1301 /*
1302  * In modelling, we assumed rest of the modules in pipeline are PGA. But we
1303  * are interested in last PGA (leaf PGA) in a pipeline to disconnect with
1304  * the sink when it is running (two FE to one BE or one FE to two BE)
1305  * scenarios
1306  */
1307 static int skl_tplg_pga_event(struct snd_soc_dapm_widget *w,
1308 			struct snd_kcontrol *k, int event)
1309 
1310 {
1311 	struct snd_soc_dapm_context *dapm = w->dapm;
1312 	struct skl_dev *skl = get_skl_ctx(dapm->dev);
1313 
1314 	switch (event) {
1315 	case SND_SOC_DAPM_PRE_PMU:
1316 		return skl_tplg_pga_dapm_pre_pmu_event(w, skl);
1317 
1318 	case SND_SOC_DAPM_POST_PMD:
1319 		return skl_tplg_pga_dapm_post_pmd_event(w, skl);
1320 	}
1321 
1322 	return 0;
1323 }
1324 
1325 static int skl_tplg_multi_config_set_get(struct snd_kcontrol *kcontrol,
1326 					 struct snd_ctl_elem_value *ucontrol,
1327 					 bool is_set)
1328 {
1329 	struct snd_soc_component *component =
1330 		snd_soc_kcontrol_component(kcontrol);
1331 	struct hdac_bus *bus = snd_soc_component_get_drvdata(component);
1332 	struct skl_dev *skl = bus_to_skl(bus);
1333 	struct skl_pipeline *ppl;
1334 	struct skl_pipe *pipe = NULL;
1335 	struct soc_enum *ec = (struct soc_enum *)kcontrol->private_value;
1336 	u32 *pipe_id;
1337 
1338 	if (!ec)
1339 		return -EINVAL;
1340 
1341 	if (is_set && ucontrol->value.enumerated.item[0] > ec->items)
1342 		return -EINVAL;
1343 
1344 	pipe_id = ec->dobj.private;
1345 
1346 	list_for_each_entry(ppl, &skl->ppl_list, node) {
1347 		if (ppl->pipe->ppl_id == *pipe_id) {
1348 			pipe = ppl->pipe;
1349 			break;
1350 		}
1351 	}
1352 	if (!pipe)
1353 		return -EIO;
1354 
1355 	if (is_set)
1356 		skl_tplg_set_pipe_config_idx(pipe, ucontrol->value.enumerated.item[0]);
1357 	else
1358 		ucontrol->value.enumerated.item[0] = pipe->cur_config_idx;
1359 
1360 	return 0;
1361 }
1362 
1363 static int skl_tplg_multi_config_get(struct snd_kcontrol *kcontrol,
1364 				     struct snd_ctl_elem_value *ucontrol)
1365 {
1366 	return skl_tplg_multi_config_set_get(kcontrol, ucontrol, false);
1367 }
1368 
1369 static int skl_tplg_multi_config_set(struct snd_kcontrol *kcontrol,
1370 				     struct snd_ctl_elem_value *ucontrol)
1371 {
1372 	return skl_tplg_multi_config_set_get(kcontrol, ucontrol, true);
1373 }
1374 
1375 static int skl_tplg_multi_config_get_dmic(struct snd_kcontrol *kcontrol,
1376 					  struct snd_ctl_elem_value *ucontrol)
1377 {
1378 	return skl_tplg_multi_config_set_get(kcontrol, ucontrol, false);
1379 }
1380 
1381 static int skl_tplg_multi_config_set_dmic(struct snd_kcontrol *kcontrol,
1382 					  struct snd_ctl_elem_value *ucontrol)
1383 {
1384 	return skl_tplg_multi_config_set_get(kcontrol, ucontrol, true);
1385 }
1386 
1387 static int skl_tplg_tlv_control_get(struct snd_kcontrol *kcontrol,
1388 			unsigned int __user *data, unsigned int size)
1389 {
1390 	struct soc_bytes_ext *sb =
1391 			(struct soc_bytes_ext *)kcontrol->private_value;
1392 	struct skl_algo_data *bc = (struct skl_algo_data *)sb->dobj.private;
1393 	struct snd_soc_dapm_widget *w = snd_soc_dapm_kcontrol_widget(kcontrol);
1394 	struct skl_module_cfg *mconfig = w->priv;
1395 	struct skl_dev *skl = get_skl_ctx(w->dapm->dev);
1396 
1397 	if (w->power)
1398 		skl_get_module_params(skl, (u32 *)bc->params,
1399 				      bc->size, bc->param_id, mconfig);
1400 
1401 	/* decrement size for TLV header */
1402 	size -= 2 * sizeof(u32);
1403 
1404 	/* check size as we don't want to send kernel data */
1405 	if (size > bc->max)
1406 		size = bc->max;
1407 
1408 	if (bc->params) {
1409 		if (copy_to_user(data, &bc->param_id, sizeof(u32)))
1410 			return -EFAULT;
1411 		if (copy_to_user(data + 1, &size, sizeof(u32)))
1412 			return -EFAULT;
1413 		if (copy_to_user(data + 2, bc->params, size))
1414 			return -EFAULT;
1415 	}
1416 
1417 	return 0;
1418 }
1419 
1420 #define SKL_PARAM_VENDOR_ID 0xff
1421 
1422 static int skl_tplg_tlv_control_set(struct snd_kcontrol *kcontrol,
1423 			const unsigned int __user *data, unsigned int size)
1424 {
1425 	struct snd_soc_dapm_widget *w = snd_soc_dapm_kcontrol_widget(kcontrol);
1426 	struct skl_module_cfg *mconfig = w->priv;
1427 	struct soc_bytes_ext *sb =
1428 			(struct soc_bytes_ext *)kcontrol->private_value;
1429 	struct skl_algo_data *ac = (struct skl_algo_data *)sb->dobj.private;
1430 	struct skl_dev *skl = get_skl_ctx(w->dapm->dev);
1431 
1432 	if (ac->params) {
1433 		if (size > ac->max)
1434 			return -EINVAL;
1435 		ac->size = size;
1436 
1437 		if (copy_from_user(ac->params, data, size))
1438 			return -EFAULT;
1439 
1440 		if (w->power)
1441 			return skl_set_module_params(skl,
1442 						(u32 *)ac->params, ac->size,
1443 						ac->param_id, mconfig);
1444 	}
1445 
1446 	return 0;
1447 }
1448 
1449 static int skl_tplg_mic_control_get(struct snd_kcontrol *kcontrol,
1450 		struct snd_ctl_elem_value *ucontrol)
1451 {
1452 	struct snd_soc_dapm_widget *w = snd_soc_dapm_kcontrol_widget(kcontrol);
1453 	struct skl_module_cfg *mconfig = w->priv;
1454 	struct soc_enum *ec = (struct soc_enum *)kcontrol->private_value;
1455 	u32 ch_type = *((u32 *)ec->dobj.private);
1456 
1457 	if (mconfig->dmic_ch_type == ch_type)
1458 		ucontrol->value.enumerated.item[0] =
1459 					mconfig->dmic_ch_combo_index;
1460 	else
1461 		ucontrol->value.enumerated.item[0] = 0;
1462 
1463 	return 0;
1464 }
1465 
1466 static int skl_fill_mic_sel_params(struct skl_module_cfg *mconfig,
1467 	struct skl_mic_sel_config *mic_cfg, struct device *dev)
1468 {
1469 	struct skl_specific_cfg *sp_cfg =
1470 				&mconfig->formats_config[SKL_PARAM_INIT];
1471 
1472 	sp_cfg->caps_size = sizeof(struct skl_mic_sel_config);
1473 	sp_cfg->set_params = SKL_PARAM_SET;
1474 	sp_cfg->param_id = 0x00;
1475 	if (!sp_cfg->caps) {
1476 		sp_cfg->caps = devm_kzalloc(dev, sp_cfg->caps_size, GFP_KERNEL);
1477 		if (!sp_cfg->caps)
1478 			return -ENOMEM;
1479 	}
1480 
1481 	mic_cfg->mic_switch = SKL_MIC_SEL_SWITCH;
1482 	mic_cfg->flags = 0;
1483 	memcpy(sp_cfg->caps, mic_cfg, sp_cfg->caps_size);
1484 
1485 	return 0;
1486 }
1487 
1488 static int skl_tplg_mic_control_set(struct snd_kcontrol *kcontrol,
1489 			struct snd_ctl_elem_value *ucontrol)
1490 {
1491 	struct snd_soc_dapm_widget *w = snd_soc_dapm_kcontrol_widget(kcontrol);
1492 	struct skl_module_cfg *mconfig = w->priv;
1493 	struct skl_mic_sel_config mic_cfg = {0};
1494 	struct soc_enum *ec = (struct soc_enum *)kcontrol->private_value;
1495 	u32 ch_type = *((u32 *)ec->dobj.private);
1496 	const int *list;
1497 	u8 in_ch, out_ch, index;
1498 
1499 	mconfig->dmic_ch_type = ch_type;
1500 	mconfig->dmic_ch_combo_index = ucontrol->value.enumerated.item[0];
1501 
1502 	/* enum control index 0 is INVALID, so no channels to be set */
1503 	if (mconfig->dmic_ch_combo_index == 0)
1504 		return 0;
1505 
1506 	/* No valid channel selection map for index 0, so offset by 1 */
1507 	index = mconfig->dmic_ch_combo_index - 1;
1508 
1509 	switch (ch_type) {
1510 	case SKL_CH_MONO:
1511 		if (mconfig->dmic_ch_combo_index > ARRAY_SIZE(mic_mono_list))
1512 			return -EINVAL;
1513 
1514 		list = &mic_mono_list[index];
1515 		break;
1516 
1517 	case SKL_CH_STEREO:
1518 		if (mconfig->dmic_ch_combo_index > ARRAY_SIZE(mic_stereo_list))
1519 			return -EINVAL;
1520 
1521 		list = mic_stereo_list[index];
1522 		break;
1523 
1524 	case SKL_CH_TRIO:
1525 		if (mconfig->dmic_ch_combo_index > ARRAY_SIZE(mic_trio_list))
1526 			return -EINVAL;
1527 
1528 		list = mic_trio_list[index];
1529 		break;
1530 
1531 	case SKL_CH_QUATRO:
1532 		if (mconfig->dmic_ch_combo_index > ARRAY_SIZE(mic_quatro_list))
1533 			return -EINVAL;
1534 
1535 		list = mic_quatro_list[index];
1536 		break;
1537 
1538 	default:
1539 		dev_err(w->dapm->dev,
1540 				"Invalid channel %d for mic_select module\n",
1541 				ch_type);
1542 		return -EINVAL;
1543 
1544 	}
1545 
1546 	/* channel type enum map to number of chanels for that type */
1547 	for (out_ch = 0; out_ch < ch_type; out_ch++) {
1548 		in_ch = list[out_ch];
1549 		mic_cfg.blob[out_ch][in_ch] = SKL_DEFAULT_MIC_SEL_GAIN;
1550 	}
1551 
1552 	return skl_fill_mic_sel_params(mconfig, &mic_cfg, w->dapm->dev);
1553 }
1554 
1555 /*
1556  * Fill the dma id for host and link. In case of passthrough
1557  * pipeline, this will both host and link in the same
1558  * pipeline, so need to copy the link and host based on dev_type
1559  */
1560 static void skl_tplg_fill_dma_id(struct skl_module_cfg *mcfg,
1561 				struct skl_pipe_params *params)
1562 {
1563 	struct skl_pipe *pipe = mcfg->pipe;
1564 
1565 	if (pipe->passthru) {
1566 		switch (mcfg->dev_type) {
1567 		case SKL_DEVICE_HDALINK:
1568 			pipe->p_params->link_dma_id = params->link_dma_id;
1569 			pipe->p_params->link_index = params->link_index;
1570 			pipe->p_params->link_bps = params->link_bps;
1571 			break;
1572 
1573 		case SKL_DEVICE_HDAHOST:
1574 			pipe->p_params->host_dma_id = params->host_dma_id;
1575 			pipe->p_params->host_bps = params->host_bps;
1576 			break;
1577 
1578 		default:
1579 			break;
1580 		}
1581 		pipe->p_params->s_fmt = params->s_fmt;
1582 		pipe->p_params->ch = params->ch;
1583 		pipe->p_params->s_freq = params->s_freq;
1584 		pipe->p_params->stream = params->stream;
1585 		pipe->p_params->format = params->format;
1586 
1587 	} else {
1588 		memcpy(pipe->p_params, params, sizeof(*params));
1589 	}
1590 }
1591 
1592 /*
1593  * The FE params are passed by hw_params of the DAI.
1594  * On hw_params, the params are stored in Gateway module of the FE and we
1595  * need to calculate the format in DSP module configuration, that
1596  * conversion is done here
1597  */
1598 int skl_tplg_update_pipe_params(struct device *dev,
1599 			struct skl_module_cfg *mconfig,
1600 			struct skl_pipe_params *params)
1601 {
1602 	struct skl_module_res *res;
1603 	struct skl_dev *skl = get_skl_ctx(dev);
1604 	struct skl_module_fmt *format = NULL;
1605 	u8 cfg_idx = mconfig->pipe->cur_config_idx;
1606 
1607 	res = &mconfig->module->resources[mconfig->res_idx];
1608 	skl_tplg_fill_dma_id(mconfig, params);
1609 	mconfig->fmt_idx = mconfig->mod_cfg[cfg_idx].fmt_idx;
1610 	mconfig->res_idx = mconfig->mod_cfg[cfg_idx].res_idx;
1611 
1612 	if (skl->nr_modules)
1613 		return 0;
1614 
1615 	if (params->stream == SNDRV_PCM_STREAM_PLAYBACK)
1616 		format = &mconfig->module->formats[mconfig->fmt_idx].inputs[0].fmt;
1617 	else
1618 		format = &mconfig->module->formats[mconfig->fmt_idx].outputs[0].fmt;
1619 
1620 	/* set the hw_params */
1621 	format->s_freq = params->s_freq;
1622 	format->channels = params->ch;
1623 	format->valid_bit_depth = skl_get_bit_depth(params->s_fmt);
1624 
1625 	/*
1626 	 * 16 bit is 16 bit container whereas 24 bit is in 32 bit
1627 	 * container so update bit depth accordingly
1628 	 */
1629 	switch (format->valid_bit_depth) {
1630 	case SKL_DEPTH_16BIT:
1631 		format->bit_depth = format->valid_bit_depth;
1632 		break;
1633 
1634 	case SKL_DEPTH_24BIT:
1635 	case SKL_DEPTH_32BIT:
1636 		format->bit_depth = SKL_DEPTH_32BIT;
1637 		break;
1638 
1639 	default:
1640 		dev_err(dev, "Invalid bit depth %x for pipe\n",
1641 				format->valid_bit_depth);
1642 		return -EINVAL;
1643 	}
1644 
1645 	if (params->stream == SNDRV_PCM_STREAM_PLAYBACK) {
1646 		res->ibs = (format->s_freq / 1000) *
1647 				(format->channels) *
1648 				(format->bit_depth >> 3);
1649 	} else {
1650 		res->obs = (format->s_freq / 1000) *
1651 				(format->channels) *
1652 				(format->bit_depth >> 3);
1653 	}
1654 
1655 	return 0;
1656 }
1657 
1658 /*
1659  * Query the module config for the FE DAI
1660  * This is used to find the hw_params set for that DAI and apply to FE
1661  * pipeline
1662  */
1663 struct skl_module_cfg *
1664 skl_tplg_fe_get_cpr_module(struct snd_soc_dai *dai, int stream)
1665 {
1666 	struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(dai, stream);
1667 	struct snd_soc_dapm_path *p = NULL;
1668 
1669 	if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
1670 		snd_soc_dapm_widget_for_each_sink_path(w, p) {
1671 			if (p->connect && p->sink->power &&
1672 				!is_skl_dsp_widget_type(p->sink, dai->dev))
1673 				continue;
1674 
1675 			if (p->sink->priv) {
1676 				dev_dbg(dai->dev, "set params for %s\n",
1677 						p->sink->name);
1678 				return p->sink->priv;
1679 			}
1680 		}
1681 	} else {
1682 		snd_soc_dapm_widget_for_each_source_path(w, p) {
1683 			if (p->connect && p->source->power &&
1684 				!is_skl_dsp_widget_type(p->source, dai->dev))
1685 				continue;
1686 
1687 			if (p->source->priv) {
1688 				dev_dbg(dai->dev, "set params for %s\n",
1689 						p->source->name);
1690 				return p->source->priv;
1691 			}
1692 		}
1693 	}
1694 
1695 	return NULL;
1696 }
1697 
1698 static struct skl_module_cfg *skl_get_mconfig_pb_cpr(
1699 		struct snd_soc_dai *dai, struct snd_soc_dapm_widget *w)
1700 {
1701 	struct snd_soc_dapm_path *p;
1702 	struct skl_module_cfg *mconfig = NULL;
1703 
1704 	snd_soc_dapm_widget_for_each_source_path(w, p) {
1705 		if (w->endpoints[SND_SOC_DAPM_DIR_OUT] > 0) {
1706 			if (p->connect &&
1707 				    (p->sink->id == snd_soc_dapm_aif_out) &&
1708 				    p->source->priv) {
1709 				mconfig = p->source->priv;
1710 				return mconfig;
1711 			}
1712 			mconfig = skl_get_mconfig_pb_cpr(dai, p->source);
1713 			if (mconfig)
1714 				return mconfig;
1715 		}
1716 	}
1717 	return mconfig;
1718 }
1719 
1720 static struct skl_module_cfg *skl_get_mconfig_cap_cpr(
1721 		struct snd_soc_dai *dai, struct snd_soc_dapm_widget *w)
1722 {
1723 	struct snd_soc_dapm_path *p;
1724 	struct skl_module_cfg *mconfig = NULL;
1725 
1726 	snd_soc_dapm_widget_for_each_sink_path(w, p) {
1727 		if (w->endpoints[SND_SOC_DAPM_DIR_IN] > 0) {
1728 			if (p->connect &&
1729 				    (p->source->id == snd_soc_dapm_aif_in) &&
1730 				    p->sink->priv) {
1731 				mconfig = p->sink->priv;
1732 				return mconfig;
1733 			}
1734 			mconfig = skl_get_mconfig_cap_cpr(dai, p->sink);
1735 			if (mconfig)
1736 				return mconfig;
1737 		}
1738 	}
1739 	return mconfig;
1740 }
1741 
1742 struct skl_module_cfg *
1743 skl_tplg_be_get_cpr_module(struct snd_soc_dai *dai, int stream)
1744 {
1745 	struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(dai, stream);
1746 	struct skl_module_cfg *mconfig;
1747 
1748 	if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
1749 		mconfig = skl_get_mconfig_pb_cpr(dai, w);
1750 	} else {
1751 		mconfig = skl_get_mconfig_cap_cpr(dai, w);
1752 	}
1753 	return mconfig;
1754 }
1755 
1756 static u8 skl_tplg_be_link_type(int dev_type)
1757 {
1758 	int ret;
1759 
1760 	switch (dev_type) {
1761 	case SKL_DEVICE_BT:
1762 		ret = NHLT_LINK_SSP;
1763 		break;
1764 
1765 	case SKL_DEVICE_DMIC:
1766 		ret = NHLT_LINK_DMIC;
1767 		break;
1768 
1769 	case SKL_DEVICE_I2S:
1770 		ret = NHLT_LINK_SSP;
1771 		break;
1772 
1773 	case SKL_DEVICE_HDALINK:
1774 		ret = NHLT_LINK_HDA;
1775 		break;
1776 
1777 	default:
1778 		ret = NHLT_LINK_INVALID;
1779 		break;
1780 	}
1781 
1782 	return ret;
1783 }
1784 
1785 /*
1786  * Fill the BE gateway parameters
1787  * The BE gateway expects a blob of parameters which are kept in the ACPI
1788  * NHLT blob, so query the blob for interface type (i2s/pdm) and instance.
1789  * The port can have multiple settings so pick based on the pipeline
1790  * parameters
1791  */
1792 static int skl_tplg_be_fill_pipe_params(struct snd_soc_dai *dai,
1793 				struct skl_module_cfg *mconfig,
1794 				struct skl_pipe_params *params)
1795 {
1796 	struct nhlt_specific_cfg *cfg;
1797 	struct skl_pipe *pipe = mconfig->pipe;
1798 	struct skl_pipe_params save = *pipe->p_params;
1799 	struct skl_pipe_fmt *pipe_fmt;
1800 	struct skl_dev *skl = get_skl_ctx(dai->dev);
1801 	int link_type = skl_tplg_be_link_type(mconfig->dev_type);
1802 	u8 dev_type = skl_tplg_be_dev_type(mconfig->dev_type);
1803 	int ret;
1804 
1805 	skl_tplg_fill_dma_id(mconfig, params);
1806 
1807 	if (link_type == NHLT_LINK_HDA)
1808 		return 0;
1809 
1810 	*pipe->p_params = *params;
1811 	ret = skl_tplg_get_pipe_config(skl, mconfig);
1812 	if (ret)
1813 		goto err;
1814 
1815 	dev_dbg(skl->dev, "%s using pipe config: %d\n", __func__, pipe->cur_config_idx);
1816 	if (pipe->direction == SNDRV_PCM_STREAM_PLAYBACK)
1817 		pipe_fmt = &pipe->configs[pipe->cur_config_idx].out_fmt;
1818 	else
1819 		pipe_fmt = &pipe->configs[pipe->cur_config_idx].in_fmt;
1820 
1821 	/* update the blob based on virtual bus_id*/
1822 	cfg = intel_nhlt_get_endpoint_blob(dai->dev, skl->nhlt,
1823 					mconfig->vbus_id, link_type,
1824 					pipe_fmt->bps, params->s_cont,
1825 					pipe_fmt->channels, pipe_fmt->freq,
1826 					pipe->direction, dev_type);
1827 	if (cfg) {
1828 		mconfig->formats_config[SKL_PARAM_INIT].caps_size = cfg->size;
1829 		mconfig->formats_config[SKL_PARAM_INIT].caps = (u32 *)&cfg->caps;
1830 	} else {
1831 		dev_err(dai->dev, "Blob NULL for id:%d type:%d dirn:%d ch:%d, freq:%d, fmt:%d\n",
1832 			mconfig->vbus_id, link_type, params->stream,
1833 			params->ch, params->s_freq, params->s_fmt);
1834 		ret = -EINVAL;
1835 		goto err;
1836 	}
1837 
1838 	return 0;
1839 
1840 err:
1841 	*pipe->p_params = save;
1842 	return ret;
1843 }
1844 
1845 static int skl_tplg_be_set_src_pipe_params(struct snd_soc_dai *dai,
1846 				struct snd_soc_dapm_widget *w,
1847 				struct skl_pipe_params *params)
1848 {
1849 	struct snd_soc_dapm_path *p;
1850 	int ret = -EIO;
1851 
1852 	snd_soc_dapm_widget_for_each_source_path(w, p) {
1853 		if (p->connect && is_skl_dsp_widget_type(p->source, dai->dev) &&
1854 						p->source->priv) {
1855 
1856 			ret = skl_tplg_be_fill_pipe_params(dai,
1857 						p->source->priv, params);
1858 			if (ret < 0)
1859 				return ret;
1860 		} else {
1861 			ret = skl_tplg_be_set_src_pipe_params(dai,
1862 						p->source, params);
1863 			if (ret < 0)
1864 				return ret;
1865 		}
1866 	}
1867 
1868 	return ret;
1869 }
1870 
1871 static int skl_tplg_be_set_sink_pipe_params(struct snd_soc_dai *dai,
1872 	struct snd_soc_dapm_widget *w, struct skl_pipe_params *params)
1873 {
1874 	struct snd_soc_dapm_path *p;
1875 	int ret = -EIO;
1876 
1877 	snd_soc_dapm_widget_for_each_sink_path(w, p) {
1878 		if (p->connect && is_skl_dsp_widget_type(p->sink, dai->dev) &&
1879 						p->sink->priv) {
1880 
1881 			ret = skl_tplg_be_fill_pipe_params(dai,
1882 						p->sink->priv, params);
1883 			if (ret < 0)
1884 				return ret;
1885 		} else {
1886 			ret = skl_tplg_be_set_sink_pipe_params(
1887 						dai, p->sink, params);
1888 			if (ret < 0)
1889 				return ret;
1890 		}
1891 	}
1892 
1893 	return ret;
1894 }
1895 
1896 /*
1897  * BE hw_params can be a source parameters (capture) or sink parameters
1898  * (playback). Based on sink and source we need to either find the source
1899  * list or the sink list and set the pipeline parameters
1900  */
1901 int skl_tplg_be_update_params(struct snd_soc_dai *dai,
1902 				struct skl_pipe_params *params)
1903 {
1904 	struct snd_soc_dapm_widget *w = snd_soc_dai_get_widget(dai, params->stream);
1905 
1906 	if (params->stream == SNDRV_PCM_STREAM_PLAYBACK) {
1907 		return skl_tplg_be_set_src_pipe_params(dai, w, params);
1908 	} else {
1909 		return skl_tplg_be_set_sink_pipe_params(dai, w, params);
1910 	}
1911 }
1912 
1913 static const struct snd_soc_tplg_widget_events skl_tplg_widget_ops[] = {
1914 	{SKL_MIXER_EVENT, skl_tplg_mixer_event},
1915 	{SKL_VMIXER_EVENT, skl_tplg_mixer_event},
1916 	{SKL_PGA_EVENT, skl_tplg_pga_event},
1917 };
1918 
1919 static const struct snd_soc_tplg_bytes_ext_ops skl_tlv_ops[] = {
1920 	{SKL_CONTROL_TYPE_BYTE_TLV, skl_tplg_tlv_control_get,
1921 					skl_tplg_tlv_control_set},
1922 };
1923 
1924 static const struct snd_soc_tplg_kcontrol_ops skl_tplg_kcontrol_ops[] = {
1925 	{
1926 		.id = SKL_CONTROL_TYPE_MIC_SELECT,
1927 		.get = skl_tplg_mic_control_get,
1928 		.put = skl_tplg_mic_control_set,
1929 	},
1930 	{
1931 		.id = SKL_CONTROL_TYPE_MULTI_IO_SELECT,
1932 		.get = skl_tplg_multi_config_get,
1933 		.put = skl_tplg_multi_config_set,
1934 	},
1935 	{
1936 		.id = SKL_CONTROL_TYPE_MULTI_IO_SELECT_DMIC,
1937 		.get = skl_tplg_multi_config_get_dmic,
1938 		.put = skl_tplg_multi_config_set_dmic,
1939 	}
1940 };
1941 
1942 static int skl_tplg_fill_pipe_cfg(struct device *dev,
1943 			struct skl_pipe *pipe, u32 tkn,
1944 			u32 tkn_val, int conf_idx, int dir)
1945 {
1946 	struct skl_pipe_fmt *fmt;
1947 	struct skl_path_config *config;
1948 
1949 	switch (dir) {
1950 	case SKL_DIR_IN:
1951 		fmt = &pipe->configs[conf_idx].in_fmt;
1952 		break;
1953 
1954 	case SKL_DIR_OUT:
1955 		fmt = &pipe->configs[conf_idx].out_fmt;
1956 		break;
1957 
1958 	default:
1959 		dev_err(dev, "Invalid direction: %d\n", dir);
1960 		return -EINVAL;
1961 	}
1962 
1963 	config = &pipe->configs[conf_idx];
1964 
1965 	switch (tkn) {
1966 	case SKL_TKN_U32_CFG_FREQ:
1967 		fmt->freq = tkn_val;
1968 		break;
1969 
1970 	case SKL_TKN_U8_CFG_CHAN:
1971 		fmt->channels = tkn_val;
1972 		break;
1973 
1974 	case SKL_TKN_U8_CFG_BPS:
1975 		fmt->bps = tkn_val;
1976 		break;
1977 
1978 	case SKL_TKN_U32_PATH_MEM_PGS:
1979 		config->mem_pages = tkn_val;
1980 		break;
1981 
1982 	default:
1983 		dev_err(dev, "Invalid token config: %d\n", tkn);
1984 		return -EINVAL;
1985 	}
1986 
1987 	return 0;
1988 }
1989 
1990 static int skl_tplg_fill_pipe_tkn(struct device *dev,
1991 			struct skl_pipe *pipe, u32 tkn,
1992 			u32 tkn_val)
1993 {
1994 
1995 	switch (tkn) {
1996 	case SKL_TKN_U32_PIPE_CONN_TYPE:
1997 		pipe->conn_type = tkn_val;
1998 		break;
1999 
2000 	case SKL_TKN_U32_PIPE_PRIORITY:
2001 		pipe->pipe_priority = tkn_val;
2002 		break;
2003 
2004 	case SKL_TKN_U32_PIPE_MEM_PGS:
2005 		pipe->memory_pages = tkn_val;
2006 		break;
2007 
2008 	case SKL_TKN_U32_PMODE:
2009 		pipe->lp_mode = tkn_val;
2010 		break;
2011 
2012 	case SKL_TKN_U32_PIPE_DIRECTION:
2013 		pipe->direction = tkn_val;
2014 		break;
2015 
2016 	case SKL_TKN_U32_NUM_CONFIGS:
2017 		pipe->nr_cfgs = tkn_val;
2018 		break;
2019 
2020 	default:
2021 		dev_err(dev, "Token not handled %d\n", tkn);
2022 		return -EINVAL;
2023 	}
2024 
2025 	return 0;
2026 }
2027 
2028 /*
2029  * Add pipeline by parsing the relevant tokens
2030  * Return an existing pipe if the pipe already exists.
2031  */
2032 static int skl_tplg_add_pipe(struct device *dev,
2033 		struct skl_module_cfg *mconfig, struct skl_dev *skl,
2034 		struct snd_soc_tplg_vendor_value_elem *tkn_elem)
2035 {
2036 	struct skl_pipeline *ppl;
2037 	struct skl_pipe *pipe;
2038 	struct skl_pipe_params *params;
2039 
2040 	list_for_each_entry(ppl, &skl->ppl_list, node) {
2041 		if (ppl->pipe->ppl_id == tkn_elem->value) {
2042 			mconfig->pipe = ppl->pipe;
2043 			return -EEXIST;
2044 		}
2045 	}
2046 
2047 	ppl = devm_kzalloc(dev, sizeof(*ppl), GFP_KERNEL);
2048 	if (!ppl)
2049 		return -ENOMEM;
2050 
2051 	pipe = devm_kzalloc(dev, sizeof(*pipe), GFP_KERNEL);
2052 	if (!pipe)
2053 		return -ENOMEM;
2054 
2055 	params = devm_kzalloc(dev, sizeof(*params), GFP_KERNEL);
2056 	if (!params)
2057 		return -ENOMEM;
2058 
2059 	pipe->p_params = params;
2060 	pipe->ppl_id = tkn_elem->value;
2061 	INIT_LIST_HEAD(&pipe->w_list);
2062 
2063 	ppl->pipe = pipe;
2064 	list_add(&ppl->node, &skl->ppl_list);
2065 
2066 	mconfig->pipe = pipe;
2067 	mconfig->pipe->state = SKL_PIPE_INVALID;
2068 
2069 	return 0;
2070 }
2071 
2072 static int skl_tplg_get_uuid(struct device *dev, guid_t *guid,
2073 	      struct snd_soc_tplg_vendor_uuid_elem *uuid_tkn)
2074 {
2075 	if (uuid_tkn->token == SKL_TKN_UUID) {
2076 		import_guid(guid, uuid_tkn->uuid);
2077 		return 0;
2078 	}
2079 
2080 	dev_err(dev, "Not an UUID token %d\n", uuid_tkn->token);
2081 
2082 	return -EINVAL;
2083 }
2084 
2085 static int skl_tplg_fill_pin(struct device *dev,
2086 			struct snd_soc_tplg_vendor_value_elem *tkn_elem,
2087 			struct skl_module_pin *m_pin,
2088 			int pin_index)
2089 {
2090 	int ret;
2091 
2092 	switch (tkn_elem->token) {
2093 	case SKL_TKN_U32_PIN_MOD_ID:
2094 		m_pin[pin_index].id.module_id = tkn_elem->value;
2095 		break;
2096 
2097 	case SKL_TKN_U32_PIN_INST_ID:
2098 		m_pin[pin_index].id.instance_id = tkn_elem->value;
2099 		break;
2100 
2101 	case SKL_TKN_UUID:
2102 		ret = skl_tplg_get_uuid(dev, &m_pin[pin_index].id.mod_uuid,
2103 			(struct snd_soc_tplg_vendor_uuid_elem *)tkn_elem);
2104 		if (ret < 0)
2105 			return ret;
2106 
2107 		break;
2108 
2109 	default:
2110 		dev_err(dev, "%d Not a pin token\n", tkn_elem->token);
2111 		return -EINVAL;
2112 	}
2113 
2114 	return 0;
2115 }
2116 
2117 /*
2118  * Parse for pin config specific tokens to fill up the
2119  * module private data
2120  */
2121 static int skl_tplg_fill_pins_info(struct device *dev,
2122 		struct skl_module_cfg *mconfig,
2123 		struct snd_soc_tplg_vendor_value_elem *tkn_elem,
2124 		int dir, int pin_count)
2125 {
2126 	int ret;
2127 	struct skl_module_pin *m_pin;
2128 
2129 	switch (dir) {
2130 	case SKL_DIR_IN:
2131 		m_pin = mconfig->m_in_pin;
2132 		break;
2133 
2134 	case SKL_DIR_OUT:
2135 		m_pin = mconfig->m_out_pin;
2136 		break;
2137 
2138 	default:
2139 		dev_err(dev, "Invalid direction value\n");
2140 		return -EINVAL;
2141 	}
2142 
2143 	ret = skl_tplg_fill_pin(dev, tkn_elem, m_pin, pin_count);
2144 	if (ret < 0)
2145 		return ret;
2146 
2147 	m_pin[pin_count].in_use = false;
2148 	m_pin[pin_count].pin_state = SKL_PIN_UNBIND;
2149 
2150 	return 0;
2151 }
2152 
2153 /*
2154  * Fill up input/output module config format based
2155  * on the direction
2156  */
2157 static int skl_tplg_fill_fmt(struct device *dev,
2158 		struct skl_module_fmt *dst_fmt,
2159 		u32 tkn, u32 value)
2160 {
2161 	switch (tkn) {
2162 	case SKL_TKN_U32_FMT_CH:
2163 		dst_fmt->channels  = value;
2164 		break;
2165 
2166 	case SKL_TKN_U32_FMT_FREQ:
2167 		dst_fmt->s_freq = value;
2168 		break;
2169 
2170 	case SKL_TKN_U32_FMT_BIT_DEPTH:
2171 		dst_fmt->bit_depth = value;
2172 		break;
2173 
2174 	case SKL_TKN_U32_FMT_SAMPLE_SIZE:
2175 		dst_fmt->valid_bit_depth = value;
2176 		break;
2177 
2178 	case SKL_TKN_U32_FMT_CH_CONFIG:
2179 		dst_fmt->ch_cfg = value;
2180 		break;
2181 
2182 	case SKL_TKN_U32_FMT_INTERLEAVE:
2183 		dst_fmt->interleaving_style = value;
2184 		break;
2185 
2186 	case SKL_TKN_U32_FMT_SAMPLE_TYPE:
2187 		dst_fmt->sample_type = value;
2188 		break;
2189 
2190 	case SKL_TKN_U32_FMT_CH_MAP:
2191 		dst_fmt->ch_map = value;
2192 		break;
2193 
2194 	default:
2195 		dev_err(dev, "Invalid token %d\n", tkn);
2196 		return -EINVAL;
2197 	}
2198 
2199 	return 0;
2200 }
2201 
2202 static int skl_tplg_widget_fill_fmt(struct device *dev,
2203 		struct skl_module_iface *fmt,
2204 		u32 tkn, u32 val, u32 dir, int fmt_idx)
2205 {
2206 	struct skl_module_fmt *dst_fmt;
2207 
2208 	if (!fmt)
2209 		return -EINVAL;
2210 
2211 	switch (dir) {
2212 	case SKL_DIR_IN:
2213 		dst_fmt = &fmt->inputs[fmt_idx].fmt;
2214 		break;
2215 
2216 	case SKL_DIR_OUT:
2217 		dst_fmt = &fmt->outputs[fmt_idx].fmt;
2218 		break;
2219 
2220 	default:
2221 		dev_err(dev, "Invalid direction: %d\n", dir);
2222 		return -EINVAL;
2223 	}
2224 
2225 	return skl_tplg_fill_fmt(dev, dst_fmt, tkn, val);
2226 }
2227 
2228 static void skl_tplg_fill_pin_dynamic_val(
2229 		struct skl_module_pin *mpin, u32 pin_count, u32 value)
2230 {
2231 	int i;
2232 
2233 	for (i = 0; i < pin_count; i++)
2234 		mpin[i].is_dynamic = value;
2235 }
2236 
2237 /*
2238  * Resource table in the manifest has pin specific resources
2239  * like pin and pin buffer size
2240  */
2241 static int skl_tplg_manifest_pin_res_tkn(struct device *dev,
2242 		struct snd_soc_tplg_vendor_value_elem *tkn_elem,
2243 		struct skl_module_res *res, int pin_idx, int dir)
2244 {
2245 	struct skl_module_pin_resources *m_pin;
2246 
2247 	switch (dir) {
2248 	case SKL_DIR_IN:
2249 		m_pin = &res->input[pin_idx];
2250 		break;
2251 
2252 	case SKL_DIR_OUT:
2253 		m_pin = &res->output[pin_idx];
2254 		break;
2255 
2256 	default:
2257 		dev_err(dev, "Invalid pin direction: %d\n", dir);
2258 		return -EINVAL;
2259 	}
2260 
2261 	switch (tkn_elem->token) {
2262 	case SKL_TKN_MM_U32_RES_PIN_ID:
2263 		m_pin->pin_index = tkn_elem->value;
2264 		break;
2265 
2266 	case SKL_TKN_MM_U32_PIN_BUF:
2267 		m_pin->buf_size = tkn_elem->value;
2268 		break;
2269 
2270 	default:
2271 		dev_err(dev, "Invalid token: %d\n", tkn_elem->token);
2272 		return -EINVAL;
2273 	}
2274 
2275 	return 0;
2276 }
2277 
2278 /*
2279  * Fill module specific resources from the manifest's resource
2280  * table like CPS, DMA size, mem_pages.
2281  */
2282 static int skl_tplg_fill_res_tkn(struct device *dev,
2283 		struct snd_soc_tplg_vendor_value_elem *tkn_elem,
2284 		struct skl_module_res *res,
2285 		int pin_idx, int dir)
2286 {
2287 	int ret, tkn_count = 0;
2288 
2289 	if (!res)
2290 		return -EINVAL;
2291 
2292 	switch (tkn_elem->token) {
2293 	case SKL_TKN_MM_U32_DMA_SIZE:
2294 		res->dma_buffer_size = tkn_elem->value;
2295 		break;
2296 
2297 	case SKL_TKN_MM_U32_CPC:
2298 		res->cpc = tkn_elem->value;
2299 		break;
2300 
2301 	case SKL_TKN_U32_MEM_PAGES:
2302 		res->is_pages = tkn_elem->value;
2303 		break;
2304 
2305 	case SKL_TKN_U32_OBS:
2306 		res->obs = tkn_elem->value;
2307 		break;
2308 
2309 	case SKL_TKN_U32_IBS:
2310 		res->ibs = tkn_elem->value;
2311 		break;
2312 
2313 	case SKL_TKN_MM_U32_RES_PIN_ID:
2314 	case SKL_TKN_MM_U32_PIN_BUF:
2315 		ret = skl_tplg_manifest_pin_res_tkn(dev, tkn_elem, res,
2316 						    pin_idx, dir);
2317 		if (ret < 0)
2318 			return ret;
2319 		break;
2320 
2321 	case SKL_TKN_MM_U32_CPS:
2322 	case SKL_TKN_U32_MAX_MCPS:
2323 		/* ignore unused tokens */
2324 		break;
2325 
2326 	default:
2327 		dev_err(dev, "Not a res type token: %d", tkn_elem->token);
2328 		return -EINVAL;
2329 
2330 	}
2331 	tkn_count++;
2332 
2333 	return tkn_count;
2334 }
2335 
2336 /*
2337  * Parse tokens to fill up the module private data
2338  */
2339 static int skl_tplg_get_token(struct device *dev,
2340 		struct snd_soc_tplg_vendor_value_elem *tkn_elem,
2341 		struct skl_dev *skl, struct skl_module_cfg *mconfig)
2342 {
2343 	int tkn_count = 0;
2344 	int ret;
2345 	static int is_pipe_exists;
2346 	static int pin_index, dir, conf_idx;
2347 	struct skl_module_iface *iface = NULL;
2348 	struct skl_module_res *res = NULL;
2349 	int res_idx = mconfig->res_idx;
2350 	int fmt_idx = mconfig->fmt_idx;
2351 
2352 	/*
2353 	 * If the manifest structure contains no modules, fill all
2354 	 * the module data to 0th index.
2355 	 * res_idx and fmt_idx are default set to 0.
2356 	 */
2357 	if (skl->nr_modules == 0) {
2358 		res = &mconfig->module->resources[res_idx];
2359 		iface = &mconfig->module->formats[fmt_idx];
2360 	}
2361 
2362 	if (tkn_elem->token > SKL_TKN_MAX)
2363 		return -EINVAL;
2364 
2365 	switch (tkn_elem->token) {
2366 	case SKL_TKN_U8_IN_QUEUE_COUNT:
2367 		mconfig->module->max_input_pins = tkn_elem->value;
2368 		break;
2369 
2370 	case SKL_TKN_U8_OUT_QUEUE_COUNT:
2371 		mconfig->module->max_output_pins = tkn_elem->value;
2372 		break;
2373 
2374 	case SKL_TKN_U8_DYN_IN_PIN:
2375 		if (!mconfig->m_in_pin)
2376 			mconfig->m_in_pin =
2377 				devm_kcalloc(dev, MAX_IN_QUEUE,
2378 					     sizeof(*mconfig->m_in_pin),
2379 					     GFP_KERNEL);
2380 		if (!mconfig->m_in_pin)
2381 			return -ENOMEM;
2382 
2383 		skl_tplg_fill_pin_dynamic_val(mconfig->m_in_pin, MAX_IN_QUEUE,
2384 					      tkn_elem->value);
2385 		break;
2386 
2387 	case SKL_TKN_U8_DYN_OUT_PIN:
2388 		if (!mconfig->m_out_pin)
2389 			mconfig->m_out_pin =
2390 				devm_kcalloc(dev, MAX_IN_QUEUE,
2391 					     sizeof(*mconfig->m_in_pin),
2392 					     GFP_KERNEL);
2393 		if (!mconfig->m_out_pin)
2394 			return -ENOMEM;
2395 
2396 		skl_tplg_fill_pin_dynamic_val(mconfig->m_out_pin, MAX_OUT_QUEUE,
2397 					      tkn_elem->value);
2398 		break;
2399 
2400 	case SKL_TKN_U8_TIME_SLOT:
2401 		mconfig->time_slot = tkn_elem->value;
2402 		break;
2403 
2404 	case SKL_TKN_U8_CORE_ID:
2405 		mconfig->core_id = tkn_elem->value;
2406 		break;
2407 
2408 	case SKL_TKN_U8_MOD_TYPE:
2409 		mconfig->m_type = tkn_elem->value;
2410 		break;
2411 
2412 	case SKL_TKN_U8_DEV_TYPE:
2413 		mconfig->dev_type = tkn_elem->value;
2414 		break;
2415 
2416 	case SKL_TKN_U8_HW_CONN_TYPE:
2417 		mconfig->hw_conn_type = tkn_elem->value;
2418 		break;
2419 
2420 	case SKL_TKN_U16_MOD_INST_ID:
2421 		mconfig->id.instance_id =
2422 		tkn_elem->value;
2423 		break;
2424 
2425 	case SKL_TKN_U32_MEM_PAGES:
2426 	case SKL_TKN_U32_MAX_MCPS:
2427 	case SKL_TKN_U32_OBS:
2428 	case SKL_TKN_U32_IBS:
2429 		ret = skl_tplg_fill_res_tkn(dev, tkn_elem, res, pin_index, dir);
2430 		if (ret < 0)
2431 			return ret;
2432 
2433 		break;
2434 
2435 	case SKL_TKN_U32_VBUS_ID:
2436 		mconfig->vbus_id = tkn_elem->value;
2437 		break;
2438 
2439 	case SKL_TKN_U32_PARAMS_FIXUP:
2440 		mconfig->params_fixup = tkn_elem->value;
2441 		break;
2442 
2443 	case SKL_TKN_U32_CONVERTER:
2444 		mconfig->converter = tkn_elem->value;
2445 		break;
2446 
2447 	case SKL_TKN_U32_D0I3_CAPS:
2448 		mconfig->d0i3_caps = tkn_elem->value;
2449 		break;
2450 
2451 	case SKL_TKN_U32_PIPE_ID:
2452 		ret = skl_tplg_add_pipe(dev,
2453 				mconfig, skl, tkn_elem);
2454 
2455 		if (ret < 0) {
2456 			if (ret == -EEXIST) {
2457 				is_pipe_exists = 1;
2458 				break;
2459 			}
2460 			return is_pipe_exists;
2461 		}
2462 
2463 		break;
2464 
2465 	case SKL_TKN_U32_PIPE_CONFIG_ID:
2466 		conf_idx = tkn_elem->value;
2467 		break;
2468 
2469 	case SKL_TKN_U32_PIPE_CONN_TYPE:
2470 	case SKL_TKN_U32_PIPE_PRIORITY:
2471 	case SKL_TKN_U32_PIPE_MEM_PGS:
2472 	case SKL_TKN_U32_PMODE:
2473 	case SKL_TKN_U32_PIPE_DIRECTION:
2474 	case SKL_TKN_U32_NUM_CONFIGS:
2475 		if (is_pipe_exists) {
2476 			ret = skl_tplg_fill_pipe_tkn(dev, mconfig->pipe,
2477 					tkn_elem->token, tkn_elem->value);
2478 			if (ret < 0)
2479 				return ret;
2480 		}
2481 
2482 		break;
2483 
2484 	case SKL_TKN_U32_PATH_MEM_PGS:
2485 	case SKL_TKN_U32_CFG_FREQ:
2486 	case SKL_TKN_U8_CFG_CHAN:
2487 	case SKL_TKN_U8_CFG_BPS:
2488 		if (mconfig->pipe->nr_cfgs) {
2489 			ret = skl_tplg_fill_pipe_cfg(dev, mconfig->pipe,
2490 					tkn_elem->token, tkn_elem->value,
2491 					conf_idx, dir);
2492 			if (ret < 0)
2493 				return ret;
2494 		}
2495 		break;
2496 
2497 	case SKL_TKN_CFG_MOD_RES_ID:
2498 		mconfig->mod_cfg[conf_idx].res_idx = tkn_elem->value;
2499 		break;
2500 
2501 	case SKL_TKN_CFG_MOD_FMT_ID:
2502 		mconfig->mod_cfg[conf_idx].fmt_idx = tkn_elem->value;
2503 		break;
2504 
2505 	/*
2506 	 * SKL_TKN_U32_DIR_PIN_COUNT token has the value for both
2507 	 * direction and the pin count. The first four bits represent
2508 	 * direction and next four the pin count.
2509 	 */
2510 	case SKL_TKN_U32_DIR_PIN_COUNT:
2511 		dir = tkn_elem->value & SKL_IN_DIR_BIT_MASK;
2512 		pin_index = (tkn_elem->value &
2513 			SKL_PIN_COUNT_MASK) >> 4;
2514 
2515 		break;
2516 
2517 	case SKL_TKN_U32_FMT_CH:
2518 	case SKL_TKN_U32_FMT_FREQ:
2519 	case SKL_TKN_U32_FMT_BIT_DEPTH:
2520 	case SKL_TKN_U32_FMT_SAMPLE_SIZE:
2521 	case SKL_TKN_U32_FMT_CH_CONFIG:
2522 	case SKL_TKN_U32_FMT_INTERLEAVE:
2523 	case SKL_TKN_U32_FMT_SAMPLE_TYPE:
2524 	case SKL_TKN_U32_FMT_CH_MAP:
2525 		ret = skl_tplg_widget_fill_fmt(dev, iface, tkn_elem->token,
2526 				tkn_elem->value, dir, pin_index);
2527 
2528 		if (ret < 0)
2529 			return ret;
2530 
2531 		break;
2532 
2533 	case SKL_TKN_U32_PIN_MOD_ID:
2534 	case SKL_TKN_U32_PIN_INST_ID:
2535 	case SKL_TKN_UUID:
2536 		ret = skl_tplg_fill_pins_info(dev,
2537 				mconfig, tkn_elem, dir,
2538 				pin_index);
2539 		if (ret < 0)
2540 			return ret;
2541 
2542 		break;
2543 
2544 	case SKL_TKN_U32_FMT_CFG_IDX:
2545 		if (tkn_elem->value > SKL_MAX_PARAMS_TYPES)
2546 			return -EINVAL;
2547 
2548 		mconfig->fmt_cfg_idx = tkn_elem->value;
2549 		break;
2550 
2551 	case SKL_TKN_U32_CAPS_SIZE:
2552 		mconfig->formats_config[mconfig->fmt_cfg_idx].caps_size =
2553 			tkn_elem->value;
2554 
2555 		break;
2556 
2557 	case SKL_TKN_U32_CAPS_SET_PARAMS:
2558 		mconfig->formats_config[mconfig->fmt_cfg_idx].set_params =
2559 				tkn_elem->value;
2560 		break;
2561 
2562 	case SKL_TKN_U32_CAPS_PARAMS_ID:
2563 		mconfig->formats_config[mconfig->fmt_cfg_idx].param_id =
2564 				tkn_elem->value;
2565 		break;
2566 
2567 	case SKL_TKN_U32_PROC_DOMAIN:
2568 		mconfig->domain =
2569 			tkn_elem->value;
2570 
2571 		break;
2572 
2573 	case SKL_TKN_U32_DMA_BUF_SIZE:
2574 		mconfig->dma_buffer_size = tkn_elem->value;
2575 		break;
2576 
2577 	case SKL_TKN_U8_IN_PIN_TYPE:
2578 	case SKL_TKN_U8_OUT_PIN_TYPE:
2579 	case SKL_TKN_U8_CONN_TYPE:
2580 		break;
2581 
2582 	default:
2583 		dev_err(dev, "Token %d not handled\n",
2584 				tkn_elem->token);
2585 		return -EINVAL;
2586 	}
2587 
2588 	tkn_count++;
2589 
2590 	return tkn_count;
2591 }
2592 
2593 /*
2594  * Parse the vendor array for specific tokens to construct
2595  * module private data
2596  */
2597 static int skl_tplg_get_tokens(struct device *dev,
2598 		char *pvt_data,	struct skl_dev *skl,
2599 		struct skl_module_cfg *mconfig, int block_size)
2600 {
2601 	struct snd_soc_tplg_vendor_array *array;
2602 	struct snd_soc_tplg_vendor_value_elem *tkn_elem;
2603 	int tkn_count = 0, ret;
2604 	int off = 0, tuple_size = 0;
2605 	bool is_module_guid = true;
2606 
2607 	if (block_size <= 0)
2608 		return -EINVAL;
2609 
2610 	while (tuple_size < block_size) {
2611 		array = (struct snd_soc_tplg_vendor_array *)(pvt_data + off);
2612 
2613 		off += array->size;
2614 
2615 		switch (array->type) {
2616 		case SND_SOC_TPLG_TUPLE_TYPE_STRING:
2617 			dev_warn(dev, "no string tokens expected for skl tplg\n");
2618 			continue;
2619 
2620 		case SND_SOC_TPLG_TUPLE_TYPE_UUID:
2621 			if (is_module_guid) {
2622 				ret = skl_tplg_get_uuid(dev, (guid_t *)mconfig->guid,
2623 							array->uuid);
2624 				is_module_guid = false;
2625 			} else {
2626 				ret = skl_tplg_get_token(dev, array->value, skl,
2627 							 mconfig);
2628 			}
2629 
2630 			if (ret < 0)
2631 				return ret;
2632 
2633 			tuple_size += sizeof(*array->uuid);
2634 
2635 			continue;
2636 
2637 		default:
2638 			tkn_elem = array->value;
2639 			tkn_count = 0;
2640 			break;
2641 		}
2642 
2643 		while (tkn_count <= (array->num_elems - 1)) {
2644 			ret = skl_tplg_get_token(dev, tkn_elem,
2645 					skl, mconfig);
2646 
2647 			if (ret < 0)
2648 				return ret;
2649 
2650 			tkn_count = tkn_count + ret;
2651 			tkn_elem++;
2652 		}
2653 
2654 		tuple_size += tkn_count * sizeof(*tkn_elem);
2655 	}
2656 
2657 	return off;
2658 }
2659 
2660 /*
2661  * Every data block is preceded by a descriptor to read the number
2662  * of data blocks, they type of the block and it's size
2663  */
2664 static int skl_tplg_get_desc_blocks(struct device *dev,
2665 		struct snd_soc_tplg_vendor_array *array)
2666 {
2667 	struct snd_soc_tplg_vendor_value_elem *tkn_elem;
2668 
2669 	tkn_elem = array->value;
2670 
2671 	switch (tkn_elem->token) {
2672 	case SKL_TKN_U8_NUM_BLOCKS:
2673 	case SKL_TKN_U8_BLOCK_TYPE:
2674 	case SKL_TKN_U16_BLOCK_SIZE:
2675 		return tkn_elem->value;
2676 
2677 	default:
2678 		dev_err(dev, "Invalid descriptor token %d\n", tkn_elem->token);
2679 		break;
2680 	}
2681 
2682 	return -EINVAL;
2683 }
2684 
2685 /* Functions to parse private data from configuration file format v4 */
2686 
2687 /*
2688  * Add pipeline from topology binary into driver pipeline list
2689  *
2690  * If already added we return that instance
2691  * Otherwise we create a new instance and add into driver list
2692  */
2693 static int skl_tplg_add_pipe_v4(struct device *dev,
2694 			struct skl_module_cfg *mconfig, struct skl_dev *skl,
2695 			struct skl_dfw_v4_pipe *dfw_pipe)
2696 {
2697 	struct skl_pipeline *ppl;
2698 	struct skl_pipe *pipe;
2699 	struct skl_pipe_params *params;
2700 
2701 	list_for_each_entry(ppl, &skl->ppl_list, node) {
2702 		if (ppl->pipe->ppl_id == dfw_pipe->pipe_id) {
2703 			mconfig->pipe = ppl->pipe;
2704 			return 0;
2705 		}
2706 	}
2707 
2708 	ppl = devm_kzalloc(dev, sizeof(*ppl), GFP_KERNEL);
2709 	if (!ppl)
2710 		return -ENOMEM;
2711 
2712 	pipe = devm_kzalloc(dev, sizeof(*pipe), GFP_KERNEL);
2713 	if (!pipe)
2714 		return -ENOMEM;
2715 
2716 	params = devm_kzalloc(dev, sizeof(*params), GFP_KERNEL);
2717 	if (!params)
2718 		return -ENOMEM;
2719 
2720 	pipe->ppl_id = dfw_pipe->pipe_id;
2721 	pipe->memory_pages = dfw_pipe->memory_pages;
2722 	pipe->pipe_priority = dfw_pipe->pipe_priority;
2723 	pipe->conn_type = dfw_pipe->conn_type;
2724 	pipe->state = SKL_PIPE_INVALID;
2725 	pipe->p_params = params;
2726 	INIT_LIST_HEAD(&pipe->w_list);
2727 
2728 	ppl->pipe = pipe;
2729 	list_add(&ppl->node, &skl->ppl_list);
2730 
2731 	mconfig->pipe = pipe;
2732 
2733 	return 0;
2734 }
2735 
2736 static void skl_fill_module_pin_info_v4(struct skl_dfw_v4_module_pin *dfw_pin,
2737 					struct skl_module_pin *m_pin,
2738 					bool is_dynamic, int max_pin)
2739 {
2740 	int i;
2741 
2742 	for (i = 0; i < max_pin; i++) {
2743 		m_pin[i].id.module_id = dfw_pin[i].module_id;
2744 		m_pin[i].id.instance_id = dfw_pin[i].instance_id;
2745 		m_pin[i].in_use = false;
2746 		m_pin[i].is_dynamic = is_dynamic;
2747 		m_pin[i].pin_state = SKL_PIN_UNBIND;
2748 	}
2749 }
2750 
2751 static void skl_tplg_fill_fmt_v4(struct skl_module_pin_fmt *dst_fmt,
2752 				 struct skl_dfw_v4_module_fmt *src_fmt,
2753 				 int pins)
2754 {
2755 	int i;
2756 
2757 	for (i = 0; i < pins; i++) {
2758 		dst_fmt[i].fmt.channels  = src_fmt[i].channels;
2759 		dst_fmt[i].fmt.s_freq = src_fmt[i].freq;
2760 		dst_fmt[i].fmt.bit_depth = src_fmt[i].bit_depth;
2761 		dst_fmt[i].fmt.valid_bit_depth = src_fmt[i].valid_bit_depth;
2762 		dst_fmt[i].fmt.ch_cfg = src_fmt[i].ch_cfg;
2763 		dst_fmt[i].fmt.ch_map = src_fmt[i].ch_map;
2764 		dst_fmt[i].fmt.interleaving_style =
2765 						src_fmt[i].interleaving_style;
2766 		dst_fmt[i].fmt.sample_type = src_fmt[i].sample_type;
2767 	}
2768 }
2769 
2770 static int skl_tplg_get_pvt_data_v4(struct snd_soc_tplg_dapm_widget *tplg_w,
2771 				    struct skl_dev *skl, struct device *dev,
2772 				    struct skl_module_cfg *mconfig)
2773 {
2774 	struct skl_dfw_v4_module *dfw =
2775 				(struct skl_dfw_v4_module *)tplg_w->priv.data;
2776 	int ret;
2777 	int idx = mconfig->fmt_cfg_idx;
2778 
2779 	dev_dbg(dev, "Parsing Skylake v4 widget topology data\n");
2780 
2781 	ret = guid_parse(dfw->uuid, (guid_t *)mconfig->guid);
2782 	if (ret)
2783 		return ret;
2784 	mconfig->id.module_id = -1;
2785 	mconfig->id.instance_id = dfw->instance_id;
2786 	mconfig->module->resources[0].cpc = dfw->max_mcps / 1000;
2787 	mconfig->module->resources[0].ibs = dfw->ibs;
2788 	mconfig->module->resources[0].obs = dfw->obs;
2789 	mconfig->core_id = dfw->core_id;
2790 	mconfig->module->max_input_pins = dfw->max_in_queue;
2791 	mconfig->module->max_output_pins = dfw->max_out_queue;
2792 	mconfig->module->loadable = dfw->is_loadable;
2793 	skl_tplg_fill_fmt_v4(mconfig->module->formats[0].inputs, dfw->in_fmt,
2794 			     MAX_IN_QUEUE);
2795 	skl_tplg_fill_fmt_v4(mconfig->module->formats[0].outputs, dfw->out_fmt,
2796 			     MAX_OUT_QUEUE);
2797 
2798 	mconfig->params_fixup = dfw->params_fixup;
2799 	mconfig->converter = dfw->converter;
2800 	mconfig->m_type = dfw->module_type;
2801 	mconfig->vbus_id = dfw->vbus_id;
2802 	mconfig->module->resources[0].is_pages = dfw->mem_pages;
2803 
2804 	ret = skl_tplg_add_pipe_v4(dev, mconfig, skl, &dfw->pipe);
2805 	if (ret)
2806 		return ret;
2807 
2808 	mconfig->dev_type = dfw->dev_type;
2809 	mconfig->hw_conn_type = dfw->hw_conn_type;
2810 	mconfig->time_slot = dfw->time_slot;
2811 	mconfig->formats_config[idx].caps_size = dfw->caps.caps_size;
2812 
2813 	mconfig->m_in_pin = devm_kcalloc(dev,
2814 				MAX_IN_QUEUE, sizeof(*mconfig->m_in_pin),
2815 				GFP_KERNEL);
2816 	if (!mconfig->m_in_pin)
2817 		return -ENOMEM;
2818 
2819 	mconfig->m_out_pin = devm_kcalloc(dev,
2820 				MAX_OUT_QUEUE, sizeof(*mconfig->m_out_pin),
2821 				GFP_KERNEL);
2822 	if (!mconfig->m_out_pin)
2823 		return -ENOMEM;
2824 
2825 	skl_fill_module_pin_info_v4(dfw->in_pin, mconfig->m_in_pin,
2826 				    dfw->is_dynamic_in_pin,
2827 				    mconfig->module->max_input_pins);
2828 	skl_fill_module_pin_info_v4(dfw->out_pin, mconfig->m_out_pin,
2829 				    dfw->is_dynamic_out_pin,
2830 				    mconfig->module->max_output_pins);
2831 
2832 	if (mconfig->formats_config[idx].caps_size) {
2833 		mconfig->formats_config[idx].set_params = dfw->caps.set_params;
2834 		mconfig->formats_config[idx].param_id = dfw->caps.param_id;
2835 		mconfig->formats_config[idx].caps =
2836 		devm_kzalloc(dev, mconfig->formats_config[idx].caps_size,
2837 			     GFP_KERNEL);
2838 		if (!mconfig->formats_config[idx].caps)
2839 			return -ENOMEM;
2840 		memcpy(mconfig->formats_config[idx].caps, dfw->caps.caps,
2841 		       dfw->caps.caps_size);
2842 	}
2843 
2844 	return 0;
2845 }
2846 
2847 static int skl_tplg_get_caps_data(struct device *dev, char *data,
2848 				  struct skl_module_cfg *mconfig)
2849 {
2850 	int idx = mconfig->fmt_cfg_idx;
2851 
2852 	if (mconfig->formats_config[idx].caps_size > 0) {
2853 		mconfig->formats_config[idx].caps =
2854 			devm_kzalloc(dev, mconfig->formats_config[idx].caps_size,
2855 				     GFP_KERNEL);
2856 		if (!mconfig->formats_config[idx].caps)
2857 			return -ENOMEM;
2858 		memcpy(mconfig->formats_config[idx].caps, data,
2859 		       mconfig->formats_config[idx].caps_size);
2860 	}
2861 
2862 	return mconfig->formats_config[idx].caps_size;
2863 }
2864 
2865 /*
2866  * Parse the private data for the token and corresponding value.
2867  * The private data can have multiple data blocks. So, a data block
2868  * is preceded by a descriptor for number of blocks and a descriptor
2869  * for the type and size of the suceeding data block.
2870  */
2871 static int skl_tplg_get_pvt_data(struct snd_soc_tplg_dapm_widget *tplg_w,
2872 				struct skl_dev *skl, struct device *dev,
2873 				struct skl_module_cfg *mconfig)
2874 {
2875 	struct snd_soc_tplg_vendor_array *array;
2876 	int num_blocks, block_size, block_type, off = 0;
2877 	char *data;
2878 	int ret;
2879 
2880 	/*
2881 	 * v4 configuration files have a valid UUID at the start of
2882 	 * the widget's private data.
2883 	 */
2884 	if (uuid_is_valid((char *)tplg_w->priv.data))
2885 		return skl_tplg_get_pvt_data_v4(tplg_w, skl, dev, mconfig);
2886 
2887 	/* Read the NUM_DATA_BLOCKS descriptor */
2888 	array = (struct snd_soc_tplg_vendor_array *)tplg_w->priv.data;
2889 	ret = skl_tplg_get_desc_blocks(dev, array);
2890 	if (ret < 0)
2891 		return ret;
2892 	num_blocks = ret;
2893 
2894 	off += array->size;
2895 	/* Read the BLOCK_TYPE and BLOCK_SIZE descriptor */
2896 	while (num_blocks > 0) {
2897 		array = (struct snd_soc_tplg_vendor_array *)
2898 				(tplg_w->priv.data + off);
2899 
2900 		ret = skl_tplg_get_desc_blocks(dev, array);
2901 
2902 		if (ret < 0)
2903 			return ret;
2904 		block_type = ret;
2905 		off += array->size;
2906 
2907 		array = (struct snd_soc_tplg_vendor_array *)
2908 			(tplg_w->priv.data + off);
2909 
2910 		ret = skl_tplg_get_desc_blocks(dev, array);
2911 
2912 		if (ret < 0)
2913 			return ret;
2914 		block_size = ret;
2915 		off += array->size;
2916 
2917 		data = (tplg_w->priv.data + off);
2918 
2919 		if (block_type == SKL_TYPE_TUPLE) {
2920 			ret = skl_tplg_get_tokens(dev, data,
2921 					skl, mconfig, block_size);
2922 		} else {
2923 			ret = skl_tplg_get_caps_data(dev, data, mconfig);
2924 		}
2925 
2926 		if (ret < 0)
2927 			return ret;
2928 
2929 		--num_blocks;
2930 		off += ret;
2931 	}
2932 
2933 	return 0;
2934 }
2935 
2936 static void skl_clear_pin_config(struct snd_soc_component *component,
2937 				struct snd_soc_dapm_widget *w)
2938 {
2939 	int i;
2940 	struct skl_module_cfg *mconfig;
2941 	struct skl_pipe *pipe;
2942 
2943 	if (!strncmp(w->dapm->component->name, component->name,
2944 					strlen(component->name))) {
2945 		mconfig = w->priv;
2946 		pipe = mconfig->pipe;
2947 		for (i = 0; i < mconfig->module->max_input_pins; i++) {
2948 			mconfig->m_in_pin[i].in_use = false;
2949 			mconfig->m_in_pin[i].pin_state = SKL_PIN_UNBIND;
2950 		}
2951 		for (i = 0; i < mconfig->module->max_output_pins; i++) {
2952 			mconfig->m_out_pin[i].in_use = false;
2953 			mconfig->m_out_pin[i].pin_state = SKL_PIN_UNBIND;
2954 		}
2955 		pipe->state = SKL_PIPE_INVALID;
2956 		mconfig->m_state = SKL_MODULE_UNINIT;
2957 	}
2958 }
2959 
2960 void skl_cleanup_resources(struct skl_dev *skl)
2961 {
2962 	struct snd_soc_component *soc_component = skl->component;
2963 	struct snd_soc_dapm_widget *w;
2964 	struct snd_soc_card *card;
2965 
2966 	if (soc_component == NULL)
2967 		return;
2968 
2969 	card = soc_component->card;
2970 	if (!snd_soc_card_is_instantiated(card))
2971 		return;
2972 
2973 	list_for_each_entry(w, &card->widgets, list) {
2974 		if (is_skl_dsp_widget_type(w, skl->dev) && w->priv != NULL)
2975 			skl_clear_pin_config(soc_component, w);
2976 	}
2977 
2978 	skl_clear_module_cnt(skl->dsp);
2979 }
2980 
2981 /*
2982  * Topology core widget load callback
2983  *
2984  * This is used to save the private data for each widget which gives
2985  * information to the driver about module and pipeline parameters which DSP
2986  * FW expects like ids, resource values, formats etc
2987  */
2988 static int skl_tplg_widget_load(struct snd_soc_component *cmpnt, int index,
2989 				struct snd_soc_dapm_widget *w,
2990 				struct snd_soc_tplg_dapm_widget *tplg_w)
2991 {
2992 	int ret;
2993 	struct hdac_bus *bus = snd_soc_component_get_drvdata(cmpnt);
2994 	struct skl_dev *skl = bus_to_skl(bus);
2995 	struct skl_module_cfg *mconfig;
2996 
2997 	if (!tplg_w->priv.size)
2998 		goto bind_event;
2999 
3000 	mconfig = devm_kzalloc(bus->dev, sizeof(*mconfig), GFP_KERNEL);
3001 
3002 	if (!mconfig)
3003 		return -ENOMEM;
3004 
3005 	if (skl->nr_modules == 0) {
3006 		mconfig->module = devm_kzalloc(bus->dev,
3007 				sizeof(*mconfig->module), GFP_KERNEL);
3008 		if (!mconfig->module)
3009 			return -ENOMEM;
3010 	}
3011 
3012 	w->priv = mconfig;
3013 
3014 	/*
3015 	 * module binary can be loaded later, so set it to query when
3016 	 * module is load for a use case
3017 	 */
3018 	mconfig->id.module_id = -1;
3019 
3020 	/* To provide backward compatibility, set default as SKL_PARAM_INIT */
3021 	mconfig->fmt_cfg_idx = SKL_PARAM_INIT;
3022 
3023 	/* Parse private data for tuples */
3024 	ret = skl_tplg_get_pvt_data(tplg_w, skl, bus->dev, mconfig);
3025 	if (ret < 0)
3026 		return ret;
3027 
3028 	skl_debug_init_module(skl->debugfs, w, mconfig);
3029 
3030 bind_event:
3031 	if (tplg_w->event_type == 0) {
3032 		dev_dbg(bus->dev, "ASoC: No event handler required\n");
3033 		return 0;
3034 	}
3035 
3036 	ret = snd_soc_tplg_widget_bind_event(w, skl_tplg_widget_ops,
3037 					ARRAY_SIZE(skl_tplg_widget_ops),
3038 					tplg_w->event_type);
3039 
3040 	if (ret) {
3041 		dev_err(bus->dev, "%s: No matching event handlers found for %d\n",
3042 					__func__, tplg_w->event_type);
3043 		return -EINVAL;
3044 	}
3045 
3046 	return 0;
3047 }
3048 
3049 static int skl_init_algo_data(struct device *dev, struct soc_bytes_ext *be,
3050 					struct snd_soc_tplg_bytes_control *bc)
3051 {
3052 	struct skl_algo_data *ac;
3053 	struct skl_dfw_algo_data *dfw_ac =
3054 				(struct skl_dfw_algo_data *)bc->priv.data;
3055 
3056 	ac = devm_kzalloc(dev, sizeof(*ac), GFP_KERNEL);
3057 	if (!ac)
3058 		return -ENOMEM;
3059 
3060 	/* Fill private data */
3061 	ac->max = dfw_ac->max;
3062 	ac->param_id = dfw_ac->param_id;
3063 	ac->set_params = dfw_ac->set_params;
3064 	ac->size = dfw_ac->max;
3065 
3066 	if (ac->max) {
3067 		ac->params = devm_kzalloc(dev, ac->max, GFP_KERNEL);
3068 		if (!ac->params)
3069 			return -ENOMEM;
3070 
3071 		memcpy(ac->params, dfw_ac->params, ac->max);
3072 	}
3073 
3074 	be->dobj.private  = ac;
3075 	return 0;
3076 }
3077 
3078 static int skl_init_enum_data(struct device *dev, struct soc_enum *se,
3079 				struct snd_soc_tplg_enum_control *ec)
3080 {
3081 
3082 	void *data;
3083 
3084 	if (ec->priv.size) {
3085 		data = devm_kzalloc(dev, sizeof(ec->priv.size), GFP_KERNEL);
3086 		if (!data)
3087 			return -ENOMEM;
3088 		memcpy(data, ec->priv.data, ec->priv.size);
3089 		se->dobj.private = data;
3090 	}
3091 
3092 	return 0;
3093 
3094 }
3095 
3096 static int skl_tplg_control_load(struct snd_soc_component *cmpnt,
3097 				int index,
3098 				struct snd_kcontrol_new *kctl,
3099 				struct snd_soc_tplg_ctl_hdr *hdr)
3100 {
3101 	struct soc_bytes_ext *sb;
3102 	struct snd_soc_tplg_bytes_control *tplg_bc;
3103 	struct snd_soc_tplg_enum_control *tplg_ec;
3104 	struct hdac_bus *bus  = snd_soc_component_get_drvdata(cmpnt);
3105 	struct soc_enum *se;
3106 
3107 	switch (hdr->ops.info) {
3108 	case SND_SOC_TPLG_CTL_BYTES:
3109 		tplg_bc = container_of(hdr,
3110 				struct snd_soc_tplg_bytes_control, hdr);
3111 		if (kctl->access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {
3112 			sb = (struct soc_bytes_ext *)kctl->private_value;
3113 			if (tplg_bc->priv.size)
3114 				return skl_init_algo_data(
3115 						bus->dev, sb, tplg_bc);
3116 		}
3117 		break;
3118 
3119 	case SND_SOC_TPLG_CTL_ENUM:
3120 		tplg_ec = container_of(hdr,
3121 				struct snd_soc_tplg_enum_control, hdr);
3122 		if (kctl->access & SNDRV_CTL_ELEM_ACCESS_READ) {
3123 			se = (struct soc_enum *)kctl->private_value;
3124 			if (tplg_ec->priv.size)
3125 				skl_init_enum_data(bus->dev, se, tplg_ec);
3126 		}
3127 
3128 		/*
3129 		 * now that the control initializations are done, remove
3130 		 * write permission for the DMIC configuration enums to
3131 		 * avoid conflicts between NHLT settings and user interaction
3132 		 */
3133 
3134 		if (hdr->ops.get == SKL_CONTROL_TYPE_MULTI_IO_SELECT_DMIC)
3135 			kctl->access = SNDRV_CTL_ELEM_ACCESS_READ;
3136 
3137 		break;
3138 
3139 	default:
3140 		dev_dbg(bus->dev, "Control load not supported %d:%d:%d\n",
3141 			hdr->ops.get, hdr->ops.put, hdr->ops.info);
3142 		break;
3143 	}
3144 
3145 	return 0;
3146 }
3147 
3148 static int skl_tplg_fill_str_mfest_tkn(struct device *dev,
3149 		struct snd_soc_tplg_vendor_string_elem *str_elem,
3150 		struct skl_dev *skl)
3151 {
3152 	int tkn_count = 0;
3153 	static int ref_count;
3154 
3155 	switch (str_elem->token) {
3156 	case SKL_TKN_STR_LIB_NAME:
3157 		if (ref_count > skl->lib_count - 1) {
3158 			ref_count = 0;
3159 			return -EINVAL;
3160 		}
3161 
3162 		strncpy(skl->lib_info[ref_count].name,
3163 			str_elem->string,
3164 			ARRAY_SIZE(skl->lib_info[ref_count].name));
3165 		ref_count++;
3166 		break;
3167 
3168 	default:
3169 		dev_err(dev, "Not a string token %d\n", str_elem->token);
3170 		break;
3171 	}
3172 	tkn_count++;
3173 
3174 	return tkn_count;
3175 }
3176 
3177 static int skl_tplg_get_str_tkn(struct device *dev,
3178 		struct snd_soc_tplg_vendor_array *array,
3179 		struct skl_dev *skl)
3180 {
3181 	int tkn_count = 0, ret;
3182 	struct snd_soc_tplg_vendor_string_elem *str_elem;
3183 
3184 	str_elem = (struct snd_soc_tplg_vendor_string_elem *)array->value;
3185 	while (tkn_count < array->num_elems) {
3186 		ret = skl_tplg_fill_str_mfest_tkn(dev, str_elem, skl);
3187 		str_elem++;
3188 
3189 		if (ret < 0)
3190 			return ret;
3191 
3192 		tkn_count = tkn_count + ret;
3193 	}
3194 
3195 	return tkn_count;
3196 }
3197 
3198 static int skl_tplg_manifest_fill_fmt(struct device *dev,
3199 		struct skl_module_iface *fmt,
3200 		struct snd_soc_tplg_vendor_value_elem *tkn_elem,
3201 		u32 dir, int fmt_idx)
3202 {
3203 	struct skl_module_pin_fmt *dst_fmt;
3204 	struct skl_module_fmt *mod_fmt;
3205 	int ret;
3206 
3207 	if (!fmt)
3208 		return -EINVAL;
3209 
3210 	switch (dir) {
3211 	case SKL_DIR_IN:
3212 		dst_fmt = &fmt->inputs[fmt_idx];
3213 		break;
3214 
3215 	case SKL_DIR_OUT:
3216 		dst_fmt = &fmt->outputs[fmt_idx];
3217 		break;
3218 
3219 	default:
3220 		dev_err(dev, "Invalid direction: %d\n", dir);
3221 		return -EINVAL;
3222 	}
3223 
3224 	mod_fmt = &dst_fmt->fmt;
3225 
3226 	switch (tkn_elem->token) {
3227 	case SKL_TKN_MM_U32_INTF_PIN_ID:
3228 		dst_fmt->id = tkn_elem->value;
3229 		break;
3230 
3231 	default:
3232 		ret = skl_tplg_fill_fmt(dev, mod_fmt, tkn_elem->token,
3233 					tkn_elem->value);
3234 		if (ret < 0)
3235 			return ret;
3236 		break;
3237 	}
3238 
3239 	return 0;
3240 }
3241 
3242 static int skl_tplg_fill_mod_info(struct device *dev,
3243 		struct snd_soc_tplg_vendor_value_elem *tkn_elem,
3244 		struct skl_module *mod)
3245 {
3246 
3247 	if (!mod)
3248 		return -EINVAL;
3249 
3250 	switch (tkn_elem->token) {
3251 	case SKL_TKN_U8_IN_PIN_TYPE:
3252 		mod->input_pin_type = tkn_elem->value;
3253 		break;
3254 
3255 	case SKL_TKN_U8_OUT_PIN_TYPE:
3256 		mod->output_pin_type = tkn_elem->value;
3257 		break;
3258 
3259 	case SKL_TKN_U8_IN_QUEUE_COUNT:
3260 		mod->max_input_pins = tkn_elem->value;
3261 		break;
3262 
3263 	case SKL_TKN_U8_OUT_QUEUE_COUNT:
3264 		mod->max_output_pins = tkn_elem->value;
3265 		break;
3266 
3267 	case SKL_TKN_MM_U8_NUM_RES:
3268 		mod->nr_resources = tkn_elem->value;
3269 		break;
3270 
3271 	case SKL_TKN_MM_U8_NUM_INTF:
3272 		mod->nr_interfaces = tkn_elem->value;
3273 		break;
3274 
3275 	default:
3276 		dev_err(dev, "Invalid mod info token %d", tkn_elem->token);
3277 		return -EINVAL;
3278 	}
3279 
3280 	return 0;
3281 }
3282 
3283 
3284 static int skl_tplg_get_int_tkn(struct device *dev,
3285 		struct snd_soc_tplg_vendor_value_elem *tkn_elem,
3286 		struct skl_dev *skl)
3287 {
3288 	int tkn_count = 0, ret;
3289 	static int mod_idx, res_val_idx, intf_val_idx, dir, pin_idx;
3290 	struct skl_module_res *res = NULL;
3291 	struct skl_module_iface *fmt = NULL;
3292 	struct skl_module *mod = NULL;
3293 	static struct skl_astate_param *astate_table;
3294 	static int astate_cfg_idx, count;
3295 	int i;
3296 	size_t size;
3297 
3298 	if (skl->modules) {
3299 		mod = skl->modules[mod_idx];
3300 		res = &mod->resources[res_val_idx];
3301 		fmt = &mod->formats[intf_val_idx];
3302 	}
3303 
3304 	switch (tkn_elem->token) {
3305 	case SKL_TKN_U32_LIB_COUNT:
3306 		skl->lib_count = tkn_elem->value;
3307 		break;
3308 
3309 	case SKL_TKN_U8_NUM_MOD:
3310 		skl->nr_modules = tkn_elem->value;
3311 		skl->modules = devm_kcalloc(dev, skl->nr_modules,
3312 				sizeof(*skl->modules), GFP_KERNEL);
3313 		if (!skl->modules)
3314 			return -ENOMEM;
3315 
3316 		for (i = 0; i < skl->nr_modules; i++) {
3317 			skl->modules[i] = devm_kzalloc(dev,
3318 					sizeof(struct skl_module), GFP_KERNEL);
3319 			if (!skl->modules[i])
3320 				return -ENOMEM;
3321 		}
3322 		break;
3323 
3324 	case SKL_TKN_MM_U8_MOD_IDX:
3325 		mod_idx = tkn_elem->value;
3326 		break;
3327 
3328 	case SKL_TKN_U32_ASTATE_COUNT:
3329 		if (astate_table != NULL) {
3330 			dev_err(dev, "More than one entry for A-State count");
3331 			return -EINVAL;
3332 		}
3333 
3334 		if (tkn_elem->value > SKL_MAX_ASTATE_CFG) {
3335 			dev_err(dev, "Invalid A-State count %d\n",
3336 				tkn_elem->value);
3337 			return -EINVAL;
3338 		}
3339 
3340 		size = struct_size(skl->cfg.astate_cfg, astate_table,
3341 				   tkn_elem->value);
3342 		skl->cfg.astate_cfg = devm_kzalloc(dev, size, GFP_KERNEL);
3343 		if (!skl->cfg.astate_cfg)
3344 			return -ENOMEM;
3345 
3346 		astate_table = skl->cfg.astate_cfg->astate_table;
3347 		count = skl->cfg.astate_cfg->count = tkn_elem->value;
3348 		break;
3349 
3350 	case SKL_TKN_U32_ASTATE_IDX:
3351 		if (tkn_elem->value >= count) {
3352 			dev_err(dev, "Invalid A-State index %d\n",
3353 				tkn_elem->value);
3354 			return -EINVAL;
3355 		}
3356 
3357 		astate_cfg_idx = tkn_elem->value;
3358 		break;
3359 
3360 	case SKL_TKN_U32_ASTATE_KCPS:
3361 		astate_table[astate_cfg_idx].kcps = tkn_elem->value;
3362 		break;
3363 
3364 	case SKL_TKN_U32_ASTATE_CLK_SRC:
3365 		astate_table[astate_cfg_idx].clk_src = tkn_elem->value;
3366 		break;
3367 
3368 	case SKL_TKN_U8_IN_PIN_TYPE:
3369 	case SKL_TKN_U8_OUT_PIN_TYPE:
3370 	case SKL_TKN_U8_IN_QUEUE_COUNT:
3371 	case SKL_TKN_U8_OUT_QUEUE_COUNT:
3372 	case SKL_TKN_MM_U8_NUM_RES:
3373 	case SKL_TKN_MM_U8_NUM_INTF:
3374 		ret = skl_tplg_fill_mod_info(dev, tkn_elem, mod);
3375 		if (ret < 0)
3376 			return ret;
3377 		break;
3378 
3379 	case SKL_TKN_U32_DIR_PIN_COUNT:
3380 		dir = tkn_elem->value & SKL_IN_DIR_BIT_MASK;
3381 		pin_idx = (tkn_elem->value & SKL_PIN_COUNT_MASK) >> 4;
3382 		break;
3383 
3384 	case SKL_TKN_MM_U32_RES_ID:
3385 		if (!res)
3386 			return -EINVAL;
3387 
3388 		res->id = tkn_elem->value;
3389 		res_val_idx = tkn_elem->value;
3390 		break;
3391 
3392 	case SKL_TKN_MM_U32_FMT_ID:
3393 		if (!fmt)
3394 			return -EINVAL;
3395 
3396 		fmt->fmt_idx = tkn_elem->value;
3397 		intf_val_idx = tkn_elem->value;
3398 		break;
3399 
3400 	case SKL_TKN_MM_U32_CPS:
3401 	case SKL_TKN_MM_U32_DMA_SIZE:
3402 	case SKL_TKN_MM_U32_CPC:
3403 	case SKL_TKN_U32_MEM_PAGES:
3404 	case SKL_TKN_U32_OBS:
3405 	case SKL_TKN_U32_IBS:
3406 	case SKL_TKN_MM_U32_RES_PIN_ID:
3407 	case SKL_TKN_MM_U32_PIN_BUF:
3408 		ret = skl_tplg_fill_res_tkn(dev, tkn_elem, res, pin_idx, dir);
3409 		if (ret < 0)
3410 			return ret;
3411 
3412 		break;
3413 
3414 	case SKL_TKN_MM_U32_NUM_IN_FMT:
3415 		if (!fmt)
3416 			return -EINVAL;
3417 
3418 		res->nr_input_pins = tkn_elem->value;
3419 		break;
3420 
3421 	case SKL_TKN_MM_U32_NUM_OUT_FMT:
3422 		if (!fmt)
3423 			return -EINVAL;
3424 
3425 		res->nr_output_pins = tkn_elem->value;
3426 		break;
3427 
3428 	case SKL_TKN_U32_FMT_CH:
3429 	case SKL_TKN_U32_FMT_FREQ:
3430 	case SKL_TKN_U32_FMT_BIT_DEPTH:
3431 	case SKL_TKN_U32_FMT_SAMPLE_SIZE:
3432 	case SKL_TKN_U32_FMT_CH_CONFIG:
3433 	case SKL_TKN_U32_FMT_INTERLEAVE:
3434 	case SKL_TKN_U32_FMT_SAMPLE_TYPE:
3435 	case SKL_TKN_U32_FMT_CH_MAP:
3436 	case SKL_TKN_MM_U32_INTF_PIN_ID:
3437 		ret = skl_tplg_manifest_fill_fmt(dev, fmt, tkn_elem,
3438 						 dir, pin_idx);
3439 		if (ret < 0)
3440 			return ret;
3441 		break;
3442 
3443 	default:
3444 		dev_err(dev, "Not a manifest token %d\n", tkn_elem->token);
3445 		return -EINVAL;
3446 	}
3447 	tkn_count++;
3448 
3449 	return tkn_count;
3450 }
3451 
3452 /*
3453  * Fill the manifest structure by parsing the tokens based on the
3454  * type.
3455  */
3456 static int skl_tplg_get_manifest_tkn(struct device *dev,
3457 		char *pvt_data, struct skl_dev *skl,
3458 		int block_size)
3459 {
3460 	int tkn_count = 0, ret;
3461 	int off = 0, tuple_size = 0;
3462 	u8 uuid_index = 0;
3463 	struct snd_soc_tplg_vendor_array *array;
3464 	struct snd_soc_tplg_vendor_value_elem *tkn_elem;
3465 
3466 	if (block_size <= 0)
3467 		return -EINVAL;
3468 
3469 	while (tuple_size < block_size) {
3470 		array = (struct snd_soc_tplg_vendor_array *)(pvt_data + off);
3471 		off += array->size;
3472 		switch (array->type) {
3473 		case SND_SOC_TPLG_TUPLE_TYPE_STRING:
3474 			ret = skl_tplg_get_str_tkn(dev, array, skl);
3475 
3476 			if (ret < 0)
3477 				return ret;
3478 			tkn_count = ret;
3479 
3480 			tuple_size += tkn_count *
3481 				sizeof(struct snd_soc_tplg_vendor_string_elem);
3482 			continue;
3483 
3484 		case SND_SOC_TPLG_TUPLE_TYPE_UUID:
3485 			if (array->uuid->token != SKL_TKN_UUID) {
3486 				dev_err(dev, "Not an UUID token: %d\n",
3487 					array->uuid->token);
3488 				return -EINVAL;
3489 			}
3490 			if (uuid_index >= skl->nr_modules) {
3491 				dev_err(dev, "Too many UUID tokens\n");
3492 				return -EINVAL;
3493 			}
3494 			import_guid(&skl->modules[uuid_index++]->uuid,
3495 				    array->uuid->uuid);
3496 
3497 			tuple_size += sizeof(*array->uuid);
3498 			continue;
3499 
3500 		default:
3501 			tkn_elem = array->value;
3502 			tkn_count = 0;
3503 			break;
3504 		}
3505 
3506 		while (tkn_count <= array->num_elems - 1) {
3507 			ret = skl_tplg_get_int_tkn(dev,
3508 					tkn_elem, skl);
3509 			if (ret < 0)
3510 				return ret;
3511 
3512 			tkn_count = tkn_count + ret;
3513 			tkn_elem++;
3514 		}
3515 		tuple_size += (tkn_count * sizeof(*tkn_elem));
3516 		tkn_count = 0;
3517 	}
3518 
3519 	return off;
3520 }
3521 
3522 /*
3523  * Parse manifest private data for tokens. The private data block is
3524  * preceded by descriptors for type and size of data block.
3525  */
3526 static int skl_tplg_get_manifest_data(struct snd_soc_tplg_manifest *manifest,
3527 			struct device *dev, struct skl_dev *skl)
3528 {
3529 	struct snd_soc_tplg_vendor_array *array;
3530 	int num_blocks, block_size = 0, block_type, off = 0;
3531 	char *data;
3532 	int ret;
3533 
3534 	/* Read the NUM_DATA_BLOCKS descriptor */
3535 	array = (struct snd_soc_tplg_vendor_array *)manifest->priv.data;
3536 	ret = skl_tplg_get_desc_blocks(dev, array);
3537 	if (ret < 0)
3538 		return ret;
3539 	num_blocks = ret;
3540 
3541 	off += array->size;
3542 	/* Read the BLOCK_TYPE and BLOCK_SIZE descriptor */
3543 	while (num_blocks > 0) {
3544 		array = (struct snd_soc_tplg_vendor_array *)
3545 				(manifest->priv.data + off);
3546 		ret = skl_tplg_get_desc_blocks(dev, array);
3547 
3548 		if (ret < 0)
3549 			return ret;
3550 		block_type = ret;
3551 		off += array->size;
3552 
3553 		array = (struct snd_soc_tplg_vendor_array *)
3554 			(manifest->priv.data + off);
3555 
3556 		ret = skl_tplg_get_desc_blocks(dev, array);
3557 
3558 		if (ret < 0)
3559 			return ret;
3560 		block_size = ret;
3561 		off += array->size;
3562 
3563 		data = (manifest->priv.data + off);
3564 
3565 		if (block_type == SKL_TYPE_TUPLE) {
3566 			ret = skl_tplg_get_manifest_tkn(dev, data, skl,
3567 					block_size);
3568 
3569 			if (ret < 0)
3570 				return ret;
3571 
3572 			--num_blocks;
3573 		} else {
3574 			return -EINVAL;
3575 		}
3576 		off += ret;
3577 	}
3578 
3579 	return 0;
3580 }
3581 
3582 static int skl_manifest_load(struct snd_soc_component *cmpnt, int index,
3583 				struct snd_soc_tplg_manifest *manifest)
3584 {
3585 	struct hdac_bus *bus = snd_soc_component_get_drvdata(cmpnt);
3586 	struct skl_dev *skl = bus_to_skl(bus);
3587 
3588 	/* proceed only if we have private data defined */
3589 	if (manifest->priv.size == 0)
3590 		return 0;
3591 
3592 	skl_tplg_get_manifest_data(manifest, bus->dev, skl);
3593 
3594 	if (skl->lib_count > SKL_MAX_LIB) {
3595 		dev_err(bus->dev, "Exceeding max Library count. Got:%d\n",
3596 					skl->lib_count);
3597 		return  -EINVAL;
3598 	}
3599 
3600 	return 0;
3601 }
3602 
3603 static int skl_tplg_complete(struct snd_soc_component *component)
3604 {
3605 	struct snd_soc_dobj *dobj;
3606 	struct snd_soc_acpi_mach *mach;
3607 	struct snd_ctl_elem_value *val;
3608 	int i;
3609 
3610 	val = kmalloc(sizeof(*val), GFP_KERNEL);
3611 	if (!val)
3612 		return -ENOMEM;
3613 
3614 	mach = dev_get_platdata(component->card->dev);
3615 	list_for_each_entry(dobj, &component->dobj_list, list) {
3616 		struct snd_kcontrol *kcontrol = dobj->control.kcontrol;
3617 		struct soc_enum *se;
3618 		char **texts;
3619 		char chan_text[4];
3620 
3621 		if (dobj->type != SND_SOC_DOBJ_ENUM || !kcontrol ||
3622 		    kcontrol->put != skl_tplg_multi_config_set_dmic)
3623 			continue;
3624 
3625 		se = (struct soc_enum *)kcontrol->private_value;
3626 		texts = dobj->control.dtexts;
3627 		sprintf(chan_text, "c%d", mach->mach_params.dmic_num);
3628 
3629 		for (i = 0; i < se->items; i++) {
3630 			if (strstr(texts[i], chan_text)) {
3631 				memset(val, 0, sizeof(*val));
3632 				val->value.enumerated.item[0] = i;
3633 				kcontrol->put(kcontrol, val);
3634 			}
3635 		}
3636 	}
3637 
3638 	kfree(val);
3639 	return 0;
3640 }
3641 
3642 static struct snd_soc_tplg_ops skl_tplg_ops  = {
3643 	.widget_load = skl_tplg_widget_load,
3644 	.control_load = skl_tplg_control_load,
3645 	.bytes_ext_ops = skl_tlv_ops,
3646 	.bytes_ext_ops_count = ARRAY_SIZE(skl_tlv_ops),
3647 	.io_ops = skl_tplg_kcontrol_ops,
3648 	.io_ops_count = ARRAY_SIZE(skl_tplg_kcontrol_ops),
3649 	.manifest = skl_manifest_load,
3650 	.dai_load = skl_dai_load,
3651 	.complete = skl_tplg_complete,
3652 };
3653 
3654 /*
3655  * A pipe can have multiple modules, each of them will be a DAPM widget as
3656  * well. While managing a pipeline we need to get the list of all the
3657  * widgets in a pipelines, so this helper - skl_tplg_create_pipe_widget_list()
3658  * helps to get the SKL type widgets in that pipeline
3659  */
3660 static int skl_tplg_create_pipe_widget_list(struct snd_soc_component *component)
3661 {
3662 	struct snd_soc_dapm_widget *w;
3663 	struct skl_module_cfg *mcfg = NULL;
3664 	struct skl_pipe_module *p_module = NULL;
3665 	struct skl_pipe *pipe;
3666 
3667 	list_for_each_entry(w, &component->card->widgets, list) {
3668 		if (is_skl_dsp_widget_type(w, component->dev) && w->priv) {
3669 			mcfg = w->priv;
3670 			pipe = mcfg->pipe;
3671 
3672 			p_module = devm_kzalloc(component->dev,
3673 						sizeof(*p_module), GFP_KERNEL);
3674 			if (!p_module)
3675 				return -ENOMEM;
3676 
3677 			p_module->w = w;
3678 			list_add_tail(&p_module->node, &pipe->w_list);
3679 		}
3680 	}
3681 
3682 	return 0;
3683 }
3684 
3685 static void skl_tplg_set_pipe_type(struct skl_dev *skl, struct skl_pipe *pipe)
3686 {
3687 	struct skl_pipe_module *w_module;
3688 	struct snd_soc_dapm_widget *w;
3689 	struct skl_module_cfg *mconfig;
3690 	bool host_found = false, link_found = false;
3691 
3692 	list_for_each_entry(w_module, &pipe->w_list, node) {
3693 		w = w_module->w;
3694 		mconfig = w->priv;
3695 
3696 		if (mconfig->dev_type == SKL_DEVICE_HDAHOST)
3697 			host_found = true;
3698 		else if (mconfig->dev_type != SKL_DEVICE_NONE)
3699 			link_found = true;
3700 	}
3701 
3702 	if (host_found && link_found)
3703 		pipe->passthru = true;
3704 	else
3705 		pipe->passthru = false;
3706 }
3707 
3708 /*
3709  * SKL topology init routine
3710  */
3711 int skl_tplg_init(struct snd_soc_component *component, struct hdac_bus *bus)
3712 {
3713 	int ret;
3714 	const struct firmware *fw;
3715 	struct skl_dev *skl = bus_to_skl(bus);
3716 	struct skl_pipeline *ppl;
3717 
3718 	ret = request_firmware(&fw, skl->tplg_name, bus->dev);
3719 	if (ret < 0) {
3720 		char alt_tplg_name[64];
3721 
3722 		snprintf(alt_tplg_name, sizeof(alt_tplg_name), "%s-tplg.bin",
3723 			 skl->mach->drv_name);
3724 		dev_info(bus->dev, "tplg fw %s load failed with %d, trying alternative tplg name %s",
3725 			 skl->tplg_name, ret, alt_tplg_name);
3726 
3727 		ret = request_firmware(&fw, alt_tplg_name, bus->dev);
3728 		if (!ret)
3729 			goto component_load;
3730 
3731 		dev_info(bus->dev, "tplg %s failed with %d, falling back to dfw_sst.bin",
3732 			 alt_tplg_name, ret);
3733 
3734 		ret = request_firmware(&fw, "dfw_sst.bin", bus->dev);
3735 		if (ret < 0) {
3736 			dev_err(bus->dev, "Fallback tplg fw %s load failed with %d\n",
3737 					"dfw_sst.bin", ret);
3738 			return ret;
3739 		}
3740 	}
3741 
3742 component_load:
3743 	ret = snd_soc_tplg_component_load(component, &skl_tplg_ops, fw);
3744 	if (ret < 0) {
3745 		dev_err(bus->dev, "tplg component load failed%d\n", ret);
3746 		goto err;
3747 	}
3748 
3749 	ret = skl_tplg_create_pipe_widget_list(component);
3750 	if (ret < 0) {
3751 		dev_err(bus->dev, "tplg create pipe widget list failed%d\n",
3752 				ret);
3753 		goto err;
3754 	}
3755 
3756 	list_for_each_entry(ppl, &skl->ppl_list, node)
3757 		skl_tplg_set_pipe_type(skl, ppl->pipe);
3758 
3759 err:
3760 	release_firmware(fw);
3761 	return ret;
3762 }
3763 
3764 void skl_tplg_exit(struct snd_soc_component *component, struct hdac_bus *bus)
3765 {
3766 	struct skl_dev *skl = bus_to_skl(bus);
3767 	struct skl_pipeline *ppl, *tmp;
3768 
3769 	list_for_each_entry_safe(ppl, tmp, &skl->ppl_list, node)
3770 		list_del(&ppl->node);
3771 
3772 	/* clean up topology */
3773 	snd_soc_tplg_component_remove(component);
3774 }
3775