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;
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.bit_depth;
305 		ch = m_iface->inputs[0].fmt.channels;
306 		break;
307 
308 	case SKL_DEVICE_I2S:
309 		link_type = NHLT_LINK_SSP;
310 		if (m_cfg->hw_conn_type == SKL_CONN_SOURCE) {
311 			dir = SNDRV_PCM_STREAM_PLAYBACK;
312 			s_freq = m_iface->outputs[0].fmt.s_freq;
313 			s_fmt = m_iface->outputs[0].fmt.bit_depth;
314 			ch = m_iface->outputs[0].fmt.channels;
315 		} else {
316 			dir = SNDRV_PCM_STREAM_CAPTURE;
317 			s_freq = m_iface->inputs[0].fmt.s_freq;
318 			s_fmt = m_iface->inputs[0].fmt.bit_depth;
319 			ch = m_iface->inputs[0].fmt.channels;
320 		}
321 		break;
322 
323 	default:
324 		return -EINVAL;
325 	}
326 
327 	/* update the blob based on virtual bus_id and default params */
328 	cfg = skl_get_ep_blob(skl, m_cfg->vbus_id, link_type,
329 					s_fmt, ch, s_freq, dir, dev_type);
330 	if (cfg) {
331 		m_cfg->formats_config[SKL_PARAM_INIT].caps_size = cfg->size;
332 		m_cfg->formats_config[SKL_PARAM_INIT].caps = (u32 *)&cfg->caps;
333 	} else {
334 		dev_err(skl->dev, "Blob NULL for id %x type %d dirn %d\n",
335 					m_cfg->vbus_id, link_type, dir);
336 		dev_err(skl->dev, "PCM: ch %d, freq %d, fmt %d\n",
337 					ch, s_freq, s_fmt);
338 		return -EIO;
339 	}
340 
341 	return 0;
342 }
343 
344 static void skl_tplg_update_module_params(struct snd_soc_dapm_widget *w,
345 							struct skl_dev *skl)
346 {
347 	struct skl_module_cfg *m_cfg = w->priv;
348 	struct skl_pipe_params *params = m_cfg->pipe->p_params;
349 	int p_conn_type = m_cfg->pipe->conn_type;
350 	bool is_fe;
351 
352 	if (!m_cfg->params_fixup)
353 		return;
354 
355 	dev_dbg(skl->dev, "Mconfig for widget=%s BEFORE updation\n",
356 				w->name);
357 
358 	skl_dump_mconfig(skl, m_cfg);
359 
360 	if (p_conn_type == SKL_PIPE_CONN_TYPE_FE)
361 		is_fe = true;
362 	else
363 		is_fe = false;
364 
365 	skl_tplg_update_params_fixup(m_cfg, params, is_fe);
366 	skl_tplg_update_buffer_size(skl, m_cfg);
367 
368 	dev_dbg(skl->dev, "Mconfig for widget=%s AFTER updation\n",
369 				w->name);
370 
371 	skl_dump_mconfig(skl, m_cfg);
372 }
373 
374 /*
375  * some modules can have multiple params set from user control and
376  * need to be set after module is initialized. If set_param flag is
377  * set module params will be done after module is initialised.
378  */
379 static int skl_tplg_set_module_params(struct snd_soc_dapm_widget *w,
380 						struct skl_dev *skl)
381 {
382 	int i, ret;
383 	struct skl_module_cfg *mconfig = w->priv;
384 	const struct snd_kcontrol_new *k;
385 	struct soc_bytes_ext *sb;
386 	struct skl_algo_data *bc;
387 	struct skl_specific_cfg *sp_cfg;
388 
389 	if (mconfig->formats_config[SKL_PARAM_SET].caps_size > 0 &&
390 	    mconfig->formats_config[SKL_PARAM_SET].set_params == SKL_PARAM_SET) {
391 		sp_cfg = &mconfig->formats_config[SKL_PARAM_SET];
392 		ret = skl_set_module_params(skl, sp_cfg->caps,
393 					sp_cfg->caps_size,
394 					sp_cfg->param_id, mconfig);
395 		if (ret < 0)
396 			return ret;
397 	}
398 
399 	for (i = 0; i < w->num_kcontrols; i++) {
400 		k = &w->kcontrol_news[i];
401 		if (k->access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {
402 			sb = (void *) k->private_value;
403 			bc = (struct skl_algo_data *)sb->dobj.private;
404 
405 			if (bc->set_params == SKL_PARAM_SET) {
406 				ret = skl_set_module_params(skl,
407 						(u32 *)bc->params, bc->size,
408 						bc->param_id, mconfig);
409 				if (ret < 0)
410 					return ret;
411 			}
412 		}
413 	}
414 
415 	return 0;
416 }
417 
418 /*
419  * some module param can set from user control and this is required as
420  * when module is initailzed. if module param is required in init it is
421  * identifed by set_param flag. if set_param flag is not set, then this
422  * parameter needs to set as part of module init.
423  */
424 static int skl_tplg_set_module_init_data(struct snd_soc_dapm_widget *w)
425 {
426 	const struct snd_kcontrol_new *k;
427 	struct soc_bytes_ext *sb;
428 	struct skl_algo_data *bc;
429 	struct skl_module_cfg *mconfig = w->priv;
430 	int i;
431 
432 	for (i = 0; i < w->num_kcontrols; i++) {
433 		k = &w->kcontrol_news[i];
434 		if (k->access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {
435 			sb = (struct soc_bytes_ext *)k->private_value;
436 			bc = (struct skl_algo_data *)sb->dobj.private;
437 
438 			if (bc->set_params != SKL_PARAM_INIT)
439 				continue;
440 
441 			mconfig->formats_config[SKL_PARAM_INIT].caps =
442 							(u32 *)bc->params;
443 			mconfig->formats_config[SKL_PARAM_INIT].caps_size =
444 								bc->size;
445 
446 			break;
447 		}
448 	}
449 
450 	return 0;
451 }
452 
453 static int skl_tplg_module_prepare(struct skl_dev *skl, struct skl_pipe *pipe,
454 		struct snd_soc_dapm_widget *w, struct skl_module_cfg *mcfg)
455 {
456 	switch (mcfg->dev_type) {
457 	case SKL_DEVICE_HDAHOST:
458 		return skl_pcm_host_dma_prepare(skl->dev, pipe->p_params);
459 
460 	case SKL_DEVICE_HDALINK:
461 		return skl_pcm_link_dma_prepare(skl->dev, pipe->p_params);
462 	}
463 
464 	return 0;
465 }
466 
467 /*
468  * Inside a pipe instance, we can have various modules. These modules need
469  * to instantiated in DSP by invoking INIT_MODULE IPC, which is achieved by
470  * skl_init_module() routine, so invoke that for all modules in a pipeline
471  */
472 static int
473 skl_tplg_init_pipe_modules(struct skl_dev *skl, struct skl_pipe *pipe)
474 {
475 	struct skl_pipe_module *w_module;
476 	struct snd_soc_dapm_widget *w;
477 	struct skl_module_cfg *mconfig;
478 	u8 cfg_idx;
479 	int ret = 0;
480 
481 	list_for_each_entry(w_module, &pipe->w_list, node) {
482 		guid_t *uuid_mod;
483 		w = w_module->w;
484 		mconfig = w->priv;
485 
486 		/* check if module ids are populated */
487 		if (mconfig->id.module_id < 0) {
488 			dev_err(skl->dev,
489 					"module %pUL id not populated\n",
490 					(guid_t *)mconfig->guid);
491 			return -EIO;
492 		}
493 
494 		cfg_idx = mconfig->pipe->cur_config_idx;
495 		mconfig->fmt_idx = mconfig->mod_cfg[cfg_idx].fmt_idx;
496 		mconfig->res_idx = mconfig->mod_cfg[cfg_idx].res_idx;
497 
498 		if (mconfig->module->loadable && skl->dsp->fw_ops.load_mod) {
499 			ret = skl->dsp->fw_ops.load_mod(skl->dsp,
500 				mconfig->id.module_id, mconfig->guid);
501 			if (ret < 0)
502 				return ret;
503 		}
504 
505 		/* prepare the DMA if the module is gateway cpr */
506 		ret = skl_tplg_module_prepare(skl, pipe, w, mconfig);
507 		if (ret < 0)
508 			return ret;
509 
510 		/* update blob if blob is null for be with default value */
511 		skl_tplg_update_be_blob(w, skl);
512 
513 		/*
514 		 * apply fix/conversion to module params based on
515 		 * FE/BE params
516 		 */
517 		skl_tplg_update_module_params(w, skl);
518 		uuid_mod = (guid_t *)mconfig->guid;
519 		mconfig->id.pvt_id = skl_get_pvt_id(skl, uuid_mod,
520 						mconfig->id.instance_id);
521 		if (mconfig->id.pvt_id < 0)
522 			return ret;
523 		skl_tplg_set_module_init_data(w);
524 
525 		ret = skl_dsp_get_core(skl->dsp, mconfig->core_id);
526 		if (ret < 0) {
527 			dev_err(skl->dev, "Failed to wake up core %d ret=%d\n",
528 						mconfig->core_id, ret);
529 			return ret;
530 		}
531 
532 		ret = skl_init_module(skl, mconfig);
533 		if (ret < 0) {
534 			skl_put_pvt_id(skl, uuid_mod, &mconfig->id.pvt_id);
535 			goto err;
536 		}
537 
538 		ret = skl_tplg_set_module_params(w, skl);
539 		if (ret < 0)
540 			goto err;
541 	}
542 
543 	return 0;
544 err:
545 	skl_dsp_put_core(skl->dsp, mconfig->core_id);
546 	return ret;
547 }
548 
549 static int skl_tplg_unload_pipe_modules(struct skl_dev *skl,
550 	 struct skl_pipe *pipe)
551 {
552 	int ret = 0;
553 	struct skl_pipe_module *w_module;
554 	struct skl_module_cfg *mconfig;
555 
556 	list_for_each_entry(w_module, &pipe->w_list, node) {
557 		guid_t *uuid_mod;
558 		mconfig  = w_module->w->priv;
559 		uuid_mod = (guid_t *)mconfig->guid;
560 
561 		if (mconfig->module->loadable && skl->dsp->fw_ops.unload_mod) {
562 			ret = skl->dsp->fw_ops.unload_mod(skl->dsp,
563 						mconfig->id.module_id);
564 			if (ret < 0)
565 				return -EIO;
566 		}
567 		skl_put_pvt_id(skl, uuid_mod, &mconfig->id.pvt_id);
568 
569 		ret = skl_dsp_put_core(skl->dsp, mconfig->core_id);
570 		if (ret < 0) {
571 			/* don't return; continue with other modules */
572 			dev_err(skl->dev, "Failed to sleep core %d ret=%d\n",
573 				mconfig->core_id, ret);
574 		}
575 	}
576 
577 	/* no modules to unload in this path, so return */
578 	return ret;
579 }
580 
581 static bool skl_tplg_is_multi_fmt(struct skl_dev *skl, struct skl_pipe *pipe)
582 {
583 	struct skl_pipe_fmt *cur_fmt;
584 	struct skl_pipe_fmt *next_fmt;
585 	int i;
586 
587 	if (pipe->nr_cfgs <= 1)
588 		return false;
589 
590 	if (pipe->conn_type != SKL_PIPE_CONN_TYPE_FE)
591 		return true;
592 
593 	for (i = 0; i < pipe->nr_cfgs - 1; i++) {
594 		if (pipe->direction == SNDRV_PCM_STREAM_PLAYBACK) {
595 			cur_fmt = &pipe->configs[i].out_fmt;
596 			next_fmt = &pipe->configs[i + 1].out_fmt;
597 		} else {
598 			cur_fmt = &pipe->configs[i].in_fmt;
599 			next_fmt = &pipe->configs[i + 1].in_fmt;
600 		}
601 
602 		if (!CHECK_HW_PARAMS(cur_fmt->channels, cur_fmt->freq,
603 				     cur_fmt->bps,
604 				     next_fmt->channels,
605 				     next_fmt->freq,
606 				     next_fmt->bps))
607 			return true;
608 	}
609 
610 	return false;
611 }
612 
613 /*
614  * Here, we select pipe format based on the pipe type and pipe
615  * direction to determine the current config index for the pipeline.
616  * The config index is then used to select proper module resources.
617  * Intermediate pipes currently have a fixed format hence we select the
618  * 0th configuratation by default for such pipes.
619  */
620 static int
621 skl_tplg_get_pipe_config(struct skl_dev *skl, struct skl_module_cfg *mconfig)
622 {
623 	struct skl_pipe *pipe = mconfig->pipe;
624 	struct skl_pipe_params *params = pipe->p_params;
625 	struct skl_path_config *pconfig = &pipe->configs[0];
626 	struct skl_pipe_fmt *fmt = NULL;
627 	bool in_fmt = false;
628 	int i;
629 
630 	if (pipe->nr_cfgs == 0) {
631 		pipe->cur_config_idx = 0;
632 		return 0;
633 	}
634 
635 	if (skl_tplg_is_multi_fmt(skl, pipe)) {
636 		pipe->cur_config_idx = pipe->pipe_config_idx;
637 		pipe->memory_pages = pconfig->mem_pages;
638 		dev_dbg(skl->dev, "found pipe config idx:%d\n",
639 			pipe->cur_config_idx);
640 		return 0;
641 	}
642 
643 	if (pipe->conn_type == SKL_PIPE_CONN_TYPE_NONE || pipe->nr_cfgs == 1) {
644 		dev_dbg(skl->dev, "No conn_type or just 1 pathcfg, taking 0th for %d\n",
645 			pipe->ppl_id);
646 		pipe->cur_config_idx = 0;
647 		pipe->memory_pages = pconfig->mem_pages;
648 
649 		return 0;
650 	}
651 
652 	if ((pipe->conn_type == SKL_PIPE_CONN_TYPE_FE &&
653 	     pipe->direction == SNDRV_PCM_STREAM_PLAYBACK) ||
654 	     (pipe->conn_type == SKL_PIPE_CONN_TYPE_BE &&
655 	     pipe->direction == SNDRV_PCM_STREAM_CAPTURE))
656 		in_fmt = true;
657 
658 	for (i = 0; i < pipe->nr_cfgs; i++) {
659 		pconfig = &pipe->configs[i];
660 		if (in_fmt)
661 			fmt = &pconfig->in_fmt;
662 		else
663 			fmt = &pconfig->out_fmt;
664 
665 		if (CHECK_HW_PARAMS(params->ch, params->s_freq, params->s_fmt,
666 				    fmt->channels, fmt->freq, fmt->bps)) {
667 			pipe->cur_config_idx = i;
668 			pipe->memory_pages = pconfig->mem_pages;
669 			dev_dbg(skl->dev, "Using pipe config: %d\n", i);
670 
671 			return 0;
672 		}
673 	}
674 
675 	dev_err(skl->dev, "Invalid pipe config: %d %d %d for pipe: %d\n",
676 		params->ch, params->s_freq, params->s_fmt, pipe->ppl_id);
677 	return -EINVAL;
678 }
679 
680 /*
681  * Mixer module represents a pipeline. So in the Pre-PMU event of mixer we
682  * need create the pipeline. So we do following:
683  *   - Create the pipeline
684  *   - Initialize the modules in pipeline
685  *   - finally bind all modules together
686  */
687 static int skl_tplg_mixer_dapm_pre_pmu_event(struct snd_soc_dapm_widget *w,
688 							struct skl_dev *skl)
689 {
690 	int ret;
691 	struct skl_module_cfg *mconfig = w->priv;
692 	struct skl_pipe_module *w_module;
693 	struct skl_pipe *s_pipe = mconfig->pipe;
694 	struct skl_module_cfg *src_module = NULL, *dst_module, *module;
695 	struct skl_module_deferred_bind *modules;
696 
697 	ret = skl_tplg_get_pipe_config(skl, mconfig);
698 	if (ret < 0)
699 		return ret;
700 
701 	/*
702 	 * Create a list of modules for pipe.
703 	 * This list contains modules from source to sink
704 	 */
705 	ret = skl_create_pipeline(skl, mconfig->pipe);
706 	if (ret < 0)
707 		return ret;
708 
709 	/* Init all pipe modules from source to sink */
710 	ret = skl_tplg_init_pipe_modules(skl, s_pipe);
711 	if (ret < 0)
712 		return ret;
713 
714 	/* Bind modules from source to sink */
715 	list_for_each_entry(w_module, &s_pipe->w_list, node) {
716 		dst_module = w_module->w->priv;
717 
718 		if (src_module == NULL) {
719 			src_module = dst_module;
720 			continue;
721 		}
722 
723 		ret = skl_bind_modules(skl, src_module, dst_module);
724 		if (ret < 0)
725 			return ret;
726 
727 		src_module = dst_module;
728 	}
729 
730 	/*
731 	 * When the destination module is initialized, check for these modules
732 	 * in deferred bind list. If found, bind them.
733 	 */
734 	list_for_each_entry(w_module, &s_pipe->w_list, node) {
735 		if (list_empty(&skl->bind_list))
736 			break;
737 
738 		list_for_each_entry(modules, &skl->bind_list, node) {
739 			module = w_module->w->priv;
740 			if (modules->dst == module)
741 				skl_bind_modules(skl, modules->src,
742 							modules->dst);
743 		}
744 	}
745 
746 	return 0;
747 }
748 
749 static int skl_fill_sink_instance_id(struct skl_dev *skl, u32 *params,
750 				int size, struct skl_module_cfg *mcfg)
751 {
752 	int i, pvt_id;
753 
754 	if (mcfg->m_type == SKL_MODULE_TYPE_KPB) {
755 		struct skl_kpb_params *kpb_params =
756 				(struct skl_kpb_params *)params;
757 		struct skl_mod_inst_map *inst = kpb_params->u.map;
758 
759 		for (i = 0; i < kpb_params->num_modules; i++) {
760 			pvt_id = skl_get_pvt_instance_id_map(skl, inst->mod_id,
761 								inst->inst_id);
762 			if (pvt_id < 0)
763 				return -EINVAL;
764 
765 			inst->inst_id = pvt_id;
766 			inst++;
767 		}
768 	}
769 
770 	return 0;
771 }
772 /*
773  * Some modules require params to be set after the module is bound to
774  * all pins connected.
775  *
776  * The module provider initializes set_param flag for such modules and we
777  * send params after binding
778  */
779 static int skl_tplg_set_module_bind_params(struct snd_soc_dapm_widget *w,
780 			struct skl_module_cfg *mcfg, struct skl_dev *skl)
781 {
782 	int i, ret;
783 	struct skl_module_cfg *mconfig = w->priv;
784 	const struct snd_kcontrol_new *k;
785 	struct soc_bytes_ext *sb;
786 	struct skl_algo_data *bc;
787 	struct skl_specific_cfg *sp_cfg;
788 	u32 *params;
789 
790 	/*
791 	 * check all out/in pins are in bind state.
792 	 * if so set the module param
793 	 */
794 	for (i = 0; i < mcfg->module->max_output_pins; i++) {
795 		if (mcfg->m_out_pin[i].pin_state != SKL_PIN_BIND_DONE)
796 			return 0;
797 	}
798 
799 	for (i = 0; i < mcfg->module->max_input_pins; i++) {
800 		if (mcfg->m_in_pin[i].pin_state != SKL_PIN_BIND_DONE)
801 			return 0;
802 	}
803 
804 	if (mconfig->formats_config[SKL_PARAM_BIND].caps_size > 0 &&
805 	    mconfig->formats_config[SKL_PARAM_BIND].set_params ==
806 								SKL_PARAM_BIND) {
807 		sp_cfg = &mconfig->formats_config[SKL_PARAM_BIND];
808 		ret = skl_set_module_params(skl, sp_cfg->caps,
809 					sp_cfg->caps_size,
810 					sp_cfg->param_id, mconfig);
811 		if (ret < 0)
812 			return ret;
813 	}
814 
815 	for (i = 0; i < w->num_kcontrols; i++) {
816 		k = &w->kcontrol_news[i];
817 		if (k->access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {
818 			sb = (void *) k->private_value;
819 			bc = (struct skl_algo_data *)sb->dobj.private;
820 
821 			if (bc->set_params == SKL_PARAM_BIND) {
822 				params = kmemdup(bc->params, bc->max, GFP_KERNEL);
823 				if (!params)
824 					return -ENOMEM;
825 
826 				skl_fill_sink_instance_id(skl, params, bc->max,
827 								mconfig);
828 
829 				ret = skl_set_module_params(skl, params,
830 						bc->max, bc->param_id, mconfig);
831 				kfree(params);
832 
833 				if (ret < 0)
834 					return ret;
835 			}
836 		}
837 	}
838 
839 	return 0;
840 }
841 
842 static int skl_get_module_id(struct skl_dev *skl, guid_t *uuid)
843 {
844 	struct uuid_module *module;
845 
846 	list_for_each_entry(module, &skl->uuid_list, list) {
847 		if (guid_equal(uuid, &module->uuid))
848 			return module->id;
849 	}
850 
851 	return -EINVAL;
852 }
853 
854 static int skl_tplg_find_moduleid_from_uuid(struct skl_dev *skl,
855 					const struct snd_kcontrol_new *k)
856 {
857 	struct soc_bytes_ext *sb = (void *) k->private_value;
858 	struct skl_algo_data *bc = (struct skl_algo_data *)sb->dobj.private;
859 	struct skl_kpb_params *uuid_params, *params;
860 	struct hdac_bus *bus = skl_to_bus(skl);
861 	int i, size, module_id;
862 
863 	if (bc->set_params == SKL_PARAM_BIND && bc->max) {
864 		uuid_params = (struct skl_kpb_params *)bc->params;
865 		size = struct_size(params, u.map, uuid_params->num_modules);
866 
867 		params = devm_kzalloc(bus->dev, size, GFP_KERNEL);
868 		if (!params)
869 			return -ENOMEM;
870 
871 		params->num_modules = uuid_params->num_modules;
872 
873 		for (i = 0; i < uuid_params->num_modules; i++) {
874 			module_id = skl_get_module_id(skl,
875 				&uuid_params->u.map_uuid[i].mod_uuid);
876 			if (module_id < 0) {
877 				devm_kfree(bus->dev, params);
878 				return -EINVAL;
879 			}
880 
881 			params->u.map[i].mod_id = module_id;
882 			params->u.map[i].inst_id =
883 				uuid_params->u.map_uuid[i].inst_id;
884 		}
885 
886 		devm_kfree(bus->dev, bc->params);
887 		bc->params = (char *)params;
888 		bc->max = size;
889 	}
890 
891 	return 0;
892 }
893 
894 /*
895  * Retrieve the module id from UUID mentioned in the
896  * post bind params
897  */
898 void skl_tplg_add_moduleid_in_bind_params(struct skl_dev *skl,
899 				struct snd_soc_dapm_widget *w)
900 {
901 	struct skl_module_cfg *mconfig = w->priv;
902 	int i;
903 
904 	/*
905 	 * Post bind params are used for only for KPB
906 	 * to set copier instances to drain the data
907 	 * in fast mode
908 	 */
909 	if (mconfig->m_type != SKL_MODULE_TYPE_KPB)
910 		return;
911 
912 	for (i = 0; i < w->num_kcontrols; i++)
913 		if ((w->kcontrol_news[i].access &
914 			SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) &&
915 			(skl_tplg_find_moduleid_from_uuid(skl,
916 			&w->kcontrol_news[i]) < 0))
917 			dev_err(skl->dev,
918 				"%s: invalid kpb post bind params\n",
919 				__func__);
920 }
921 
922 static int skl_tplg_module_add_deferred_bind(struct skl_dev *skl,
923 	struct skl_module_cfg *src, struct skl_module_cfg *dst)
924 {
925 	struct skl_module_deferred_bind *m_list, *modules;
926 	int i;
927 
928 	/* only supported for module with static pin connection */
929 	for (i = 0; i < dst->module->max_input_pins; i++) {
930 		struct skl_module_pin *pin = &dst->m_in_pin[i];
931 
932 		if (pin->is_dynamic)
933 			continue;
934 
935 		if ((pin->id.module_id  == src->id.module_id) &&
936 			(pin->id.instance_id  == src->id.instance_id)) {
937 
938 			if (!list_empty(&skl->bind_list)) {
939 				list_for_each_entry(modules, &skl->bind_list, node) {
940 					if (modules->src == src && modules->dst == dst)
941 						return 0;
942 				}
943 			}
944 
945 			m_list = kzalloc(sizeof(*m_list), GFP_KERNEL);
946 			if (!m_list)
947 				return -ENOMEM;
948 
949 			m_list->src = src;
950 			m_list->dst = dst;
951 
952 			list_add(&m_list->node, &skl->bind_list);
953 		}
954 	}
955 
956 	return 0;
957 }
958 
959 static int skl_tplg_bind_sinks(struct snd_soc_dapm_widget *w,
960 				struct skl_dev *skl,
961 				struct snd_soc_dapm_widget *src_w,
962 				struct skl_module_cfg *src_mconfig)
963 {
964 	struct snd_soc_dapm_path *p;
965 	struct snd_soc_dapm_widget *sink = NULL, *next_sink = NULL;
966 	struct skl_module_cfg *sink_mconfig;
967 	int ret;
968 
969 	snd_soc_dapm_widget_for_each_sink_path(w, p) {
970 		if (!p->connect)
971 			continue;
972 
973 		dev_dbg(skl->dev,
974 			"%s: src widget=%s\n", __func__, w->name);
975 		dev_dbg(skl->dev,
976 			"%s: sink widget=%s\n", __func__, p->sink->name);
977 
978 		next_sink = p->sink;
979 
980 		if (!is_skl_dsp_widget_type(p->sink, skl->dev))
981 			return skl_tplg_bind_sinks(p->sink, skl, src_w, src_mconfig);
982 
983 		/*
984 		 * here we will check widgets in sink pipelines, so that
985 		 * can be any widgets type and we are only interested if
986 		 * they are ones used for SKL so check that first
987 		 */
988 		if ((p->sink->priv != NULL) &&
989 				is_skl_dsp_widget_type(p->sink, skl->dev)) {
990 
991 			sink = p->sink;
992 			sink_mconfig = sink->priv;
993 
994 			/*
995 			 * Modules other than PGA leaf can be connected
996 			 * directly or via switch to a module in another
997 			 * pipeline. EX: reference path
998 			 * when the path is enabled, the dst module that needs
999 			 * to be bound may not be initialized. if the module is
1000 			 * not initialized, add these modules in the deferred
1001 			 * bind list and when the dst module is initialised,
1002 			 * bind this module to the dst_module in deferred list.
1003 			 */
1004 			if (((src_mconfig->m_state == SKL_MODULE_INIT_DONE)
1005 				&& (sink_mconfig->m_state == SKL_MODULE_UNINIT))) {
1006 
1007 				ret = skl_tplg_module_add_deferred_bind(skl,
1008 						src_mconfig, sink_mconfig);
1009 
1010 				if (ret < 0)
1011 					return ret;
1012 
1013 			}
1014 
1015 
1016 			if (src_mconfig->m_state == SKL_MODULE_UNINIT ||
1017 				sink_mconfig->m_state == SKL_MODULE_UNINIT)
1018 				continue;
1019 
1020 			/* Bind source to sink, mixin is always source */
1021 			ret = skl_bind_modules(skl, src_mconfig, sink_mconfig);
1022 			if (ret)
1023 				return ret;
1024 
1025 			/* set module params after bind */
1026 			skl_tplg_set_module_bind_params(src_w,
1027 					src_mconfig, skl);
1028 			skl_tplg_set_module_bind_params(sink,
1029 					sink_mconfig, skl);
1030 
1031 			/* Start sinks pipe first */
1032 			if (sink_mconfig->pipe->state != SKL_PIPE_STARTED) {
1033 				if (sink_mconfig->pipe->conn_type !=
1034 							SKL_PIPE_CONN_TYPE_FE)
1035 					ret = skl_run_pipe(skl,
1036 							sink_mconfig->pipe);
1037 				if (ret)
1038 					return ret;
1039 			}
1040 		}
1041 	}
1042 
1043 	if (!sink && next_sink)
1044 		return skl_tplg_bind_sinks(next_sink, skl, src_w, src_mconfig);
1045 
1046 	return 0;
1047 }
1048 
1049 /*
1050  * A PGA represents a module in a pipeline. So in the Pre-PMU event of PGA
1051  * we need to do following:
1052  *   - Bind to sink pipeline
1053  *      Since the sink pipes can be running and we don't get mixer event on
1054  *      connect for already running mixer, we need to find the sink pipes
1055  *      here and bind to them. This way dynamic connect works.
1056  *   - Start sink pipeline, if not running
1057  *   - Then run current pipe
1058  */
1059 static int skl_tplg_pga_dapm_pre_pmu_event(struct snd_soc_dapm_widget *w,
1060 							struct skl_dev *skl)
1061 {
1062 	struct skl_module_cfg *src_mconfig;
1063 	int ret = 0;
1064 
1065 	src_mconfig = w->priv;
1066 
1067 	/*
1068 	 * find which sink it is connected to, bind with the sink,
1069 	 * if sink is not started, start sink pipe first, then start
1070 	 * this pipe
1071 	 */
1072 	ret = skl_tplg_bind_sinks(w, skl, w, src_mconfig);
1073 	if (ret)
1074 		return ret;
1075 
1076 	/* Start source pipe last after starting all sinks */
1077 	if (src_mconfig->pipe->conn_type != SKL_PIPE_CONN_TYPE_FE)
1078 		return skl_run_pipe(skl, src_mconfig->pipe);
1079 
1080 	return 0;
1081 }
1082 
1083 static struct snd_soc_dapm_widget *skl_get_src_dsp_widget(
1084 		struct snd_soc_dapm_widget *w, struct skl_dev *skl)
1085 {
1086 	struct snd_soc_dapm_path *p;
1087 	struct snd_soc_dapm_widget *src_w = NULL;
1088 
1089 	snd_soc_dapm_widget_for_each_source_path(w, p) {
1090 		src_w = p->source;
1091 		if (!p->connect)
1092 			continue;
1093 
1094 		dev_dbg(skl->dev, "sink widget=%s\n", w->name);
1095 		dev_dbg(skl->dev, "src widget=%s\n", p->source->name);
1096 
1097 		/*
1098 		 * here we will check widgets in sink pipelines, so that can
1099 		 * be any widgets type and we are only interested if they are
1100 		 * ones used for SKL so check that first
1101 		 */
1102 		if ((p->source->priv != NULL) &&
1103 				is_skl_dsp_widget_type(p->source, skl->dev)) {
1104 			return p->source;
1105 		}
1106 	}
1107 
1108 	if (src_w != NULL)
1109 		return skl_get_src_dsp_widget(src_w, skl);
1110 
1111 	return NULL;
1112 }
1113 
1114 /*
1115  * in the Post-PMU event of mixer we need to do following:
1116  *   - Check if this pipe is running
1117  *   - if not, then
1118  *	- bind this pipeline to its source pipeline
1119  *	  if source pipe is already running, this means it is a dynamic
1120  *	  connection and we need to bind only to that pipe
1121  *	- start this pipeline
1122  */
1123 static int skl_tplg_mixer_dapm_post_pmu_event(struct snd_soc_dapm_widget *w,
1124 							struct skl_dev *skl)
1125 {
1126 	int ret = 0;
1127 	struct snd_soc_dapm_widget *source, *sink;
1128 	struct skl_module_cfg *src_mconfig, *sink_mconfig;
1129 	int src_pipe_started = 0;
1130 
1131 	sink = w;
1132 	sink_mconfig = sink->priv;
1133 
1134 	/*
1135 	 * If source pipe is already started, that means source is driving
1136 	 * one more sink before this sink got connected, Since source is
1137 	 * started, bind this sink to source and start this pipe.
1138 	 */
1139 	source = skl_get_src_dsp_widget(w, skl);
1140 	if (source != NULL) {
1141 		src_mconfig = source->priv;
1142 		sink_mconfig = sink->priv;
1143 		src_pipe_started = 1;
1144 
1145 		/*
1146 		 * check pipe state, then no need to bind or start the
1147 		 * pipe
1148 		 */
1149 		if (src_mconfig->pipe->state != SKL_PIPE_STARTED)
1150 			src_pipe_started = 0;
1151 	}
1152 
1153 	if (src_pipe_started) {
1154 		ret = skl_bind_modules(skl, src_mconfig, sink_mconfig);
1155 		if (ret)
1156 			return ret;
1157 
1158 		/* set module params after bind */
1159 		skl_tplg_set_module_bind_params(source, src_mconfig, skl);
1160 		skl_tplg_set_module_bind_params(sink, sink_mconfig, skl);
1161 
1162 		if (sink_mconfig->pipe->conn_type != SKL_PIPE_CONN_TYPE_FE)
1163 			ret = skl_run_pipe(skl, sink_mconfig->pipe);
1164 	}
1165 
1166 	return ret;
1167 }
1168 
1169 /*
1170  * in the Pre-PMD event of mixer we need to do following:
1171  *   - Stop the pipe
1172  *   - find the source connections and remove that from dapm_path_list
1173  *   - unbind with source pipelines if still connected
1174  */
1175 static int skl_tplg_mixer_dapm_pre_pmd_event(struct snd_soc_dapm_widget *w,
1176 							struct skl_dev *skl)
1177 {
1178 	struct skl_module_cfg *src_mconfig, *sink_mconfig;
1179 	int ret = 0, i;
1180 
1181 	sink_mconfig = w->priv;
1182 
1183 	/* Stop the pipe */
1184 	ret = skl_stop_pipe(skl, sink_mconfig->pipe);
1185 	if (ret)
1186 		return ret;
1187 
1188 	for (i = 0; i < sink_mconfig->module->max_input_pins; i++) {
1189 		if (sink_mconfig->m_in_pin[i].pin_state == SKL_PIN_BIND_DONE) {
1190 			src_mconfig = sink_mconfig->m_in_pin[i].tgt_mcfg;
1191 			if (!src_mconfig)
1192 				continue;
1193 
1194 			ret = skl_unbind_modules(skl,
1195 						src_mconfig, sink_mconfig);
1196 		}
1197 	}
1198 
1199 	return ret;
1200 }
1201 
1202 /*
1203  * in the Post-PMD event of mixer we need to do following:
1204  *   - Unbind the modules within the pipeline
1205  *   - Delete the pipeline (modules are not required to be explicitly
1206  *     deleted, pipeline delete is enough here
1207  */
1208 static int skl_tplg_mixer_dapm_post_pmd_event(struct snd_soc_dapm_widget *w,
1209 							struct skl_dev *skl)
1210 {
1211 	struct skl_module_cfg *mconfig = w->priv;
1212 	struct skl_pipe_module *w_module;
1213 	struct skl_module_cfg *src_module = NULL, *dst_module;
1214 	struct skl_pipe *s_pipe = mconfig->pipe;
1215 	struct skl_module_deferred_bind *modules, *tmp;
1216 
1217 	if (s_pipe->state == SKL_PIPE_INVALID)
1218 		return -EINVAL;
1219 
1220 	list_for_each_entry(w_module, &s_pipe->w_list, node) {
1221 		if (list_empty(&skl->bind_list))
1222 			break;
1223 
1224 		src_module = w_module->w->priv;
1225 
1226 		list_for_each_entry_safe(modules, tmp, &skl->bind_list, node) {
1227 			/*
1228 			 * When the destination module is deleted, Unbind the
1229 			 * modules from deferred bind list.
1230 			 */
1231 			if (modules->dst == src_module) {
1232 				skl_unbind_modules(skl, modules->src,
1233 						modules->dst);
1234 			}
1235 
1236 			/*
1237 			 * When the source module is deleted, remove this entry
1238 			 * from the deferred bind list.
1239 			 */
1240 			if (modules->src == src_module) {
1241 				list_del(&modules->node);
1242 				modules->src = NULL;
1243 				modules->dst = NULL;
1244 				kfree(modules);
1245 			}
1246 		}
1247 	}
1248 
1249 	list_for_each_entry(w_module, &s_pipe->w_list, node) {
1250 		dst_module = w_module->w->priv;
1251 
1252 		if (src_module == NULL) {
1253 			src_module = dst_module;
1254 			continue;
1255 		}
1256 
1257 		skl_unbind_modules(skl, src_module, dst_module);
1258 		src_module = dst_module;
1259 	}
1260 
1261 	skl_delete_pipe(skl, mconfig->pipe);
1262 
1263 	list_for_each_entry(w_module, &s_pipe->w_list, node) {
1264 		src_module = w_module->w->priv;
1265 		src_module->m_state = SKL_MODULE_UNINIT;
1266 	}
1267 
1268 	return skl_tplg_unload_pipe_modules(skl, s_pipe);
1269 }
1270 
1271 /*
1272  * in the Post-PMD event of PGA we need to do following:
1273  *   - Stop the pipeline
1274  *   - In source pipe is connected, unbind with source pipelines
1275  */
1276 static int skl_tplg_pga_dapm_post_pmd_event(struct snd_soc_dapm_widget *w,
1277 							struct skl_dev *skl)
1278 {
1279 	struct skl_module_cfg *src_mconfig, *sink_mconfig;
1280 	int ret = 0, i;
1281 
1282 	src_mconfig = w->priv;
1283 
1284 	/* Stop the pipe since this is a mixin module */
1285 	ret = skl_stop_pipe(skl, src_mconfig->pipe);
1286 	if (ret)
1287 		return ret;
1288 
1289 	for (i = 0; i < src_mconfig->module->max_output_pins; i++) {
1290 		if (src_mconfig->m_out_pin[i].pin_state == SKL_PIN_BIND_DONE) {
1291 			sink_mconfig = src_mconfig->m_out_pin[i].tgt_mcfg;
1292 			if (!sink_mconfig)
1293 				continue;
1294 			/*
1295 			 * This is a connecter and if path is found that means
1296 			 * unbind between source and sink has not happened yet
1297 			 */
1298 			ret = skl_unbind_modules(skl, src_mconfig,
1299 							sink_mconfig);
1300 		}
1301 	}
1302 
1303 	return ret;
1304 }
1305 
1306 /*
1307  * In modelling, we assume there will be ONLY one mixer in a pipeline. If a
1308  * second one is required that is created as another pipe entity.
1309  * The mixer is responsible for pipe management and represent a pipeline
1310  * instance
1311  */
1312 static int skl_tplg_mixer_event(struct snd_soc_dapm_widget *w,
1313 				struct snd_kcontrol *k, int event)
1314 {
1315 	struct snd_soc_dapm_context *dapm = w->dapm;
1316 	struct skl_dev *skl = get_skl_ctx(dapm->dev);
1317 
1318 	switch (event) {
1319 	case SND_SOC_DAPM_PRE_PMU:
1320 		return skl_tplg_mixer_dapm_pre_pmu_event(w, skl);
1321 
1322 	case SND_SOC_DAPM_POST_PMU:
1323 		return skl_tplg_mixer_dapm_post_pmu_event(w, skl);
1324 
1325 	case SND_SOC_DAPM_PRE_PMD:
1326 		return skl_tplg_mixer_dapm_pre_pmd_event(w, skl);
1327 
1328 	case SND_SOC_DAPM_POST_PMD:
1329 		return skl_tplg_mixer_dapm_post_pmd_event(w, skl);
1330 	}
1331 
1332 	return 0;
1333 }
1334 
1335 /*
1336  * In modelling, we assumed rest of the modules in pipeline are PGA. But we
1337  * are interested in last PGA (leaf PGA) in a pipeline to disconnect with
1338  * the sink when it is running (two FE to one BE or one FE to two BE)
1339  * scenarios
1340  */
1341 static int skl_tplg_pga_event(struct snd_soc_dapm_widget *w,
1342 			struct snd_kcontrol *k, int event)
1343 
1344 {
1345 	struct snd_soc_dapm_context *dapm = w->dapm;
1346 	struct skl_dev *skl = get_skl_ctx(dapm->dev);
1347 
1348 	switch (event) {
1349 	case SND_SOC_DAPM_PRE_PMU:
1350 		return skl_tplg_pga_dapm_pre_pmu_event(w, skl);
1351 
1352 	case SND_SOC_DAPM_POST_PMD:
1353 		return skl_tplg_pga_dapm_post_pmd_event(w, skl);
1354 	}
1355 
1356 	return 0;
1357 }
1358 
1359 static int skl_tplg_multi_config_set_get(struct snd_kcontrol *kcontrol,
1360 					 struct snd_ctl_elem_value *ucontrol,
1361 					 bool is_set)
1362 {
1363 	struct snd_soc_component *component =
1364 		snd_soc_kcontrol_component(kcontrol);
1365 	struct hdac_bus *bus = snd_soc_component_get_drvdata(component);
1366 	struct skl_dev *skl = bus_to_skl(bus);
1367 	struct skl_pipeline *ppl;
1368 	struct skl_pipe *pipe = NULL;
1369 	struct soc_enum *ec = (struct soc_enum *)kcontrol->private_value;
1370 	u32 *pipe_id;
1371 
1372 	if (!ec)
1373 		return -EINVAL;
1374 
1375 	if (is_set && ucontrol->value.enumerated.item[0] > ec->items)
1376 		return -EINVAL;
1377 
1378 	pipe_id = ec->dobj.private;
1379 
1380 	list_for_each_entry(ppl, &skl->ppl_list, node) {
1381 		if (ppl->pipe->ppl_id == *pipe_id) {
1382 			pipe = ppl->pipe;
1383 			break;
1384 		}
1385 	}
1386 	if (!pipe)
1387 		return -EIO;
1388 
1389 	if (is_set)
1390 		pipe->pipe_config_idx = ucontrol->value.enumerated.item[0];
1391 	else
1392 		ucontrol->value.enumerated.item[0]  =  pipe->pipe_config_idx;
1393 
1394 	return 0;
1395 }
1396 
1397 static int skl_tplg_multi_config_get(struct snd_kcontrol *kcontrol,
1398 				     struct snd_ctl_elem_value *ucontrol)
1399 {
1400 	return skl_tplg_multi_config_set_get(kcontrol, ucontrol, false);
1401 }
1402 
1403 static int skl_tplg_multi_config_set(struct snd_kcontrol *kcontrol,
1404 				     struct snd_ctl_elem_value *ucontrol)
1405 {
1406 	return skl_tplg_multi_config_set_get(kcontrol, ucontrol, true);
1407 }
1408 
1409 static int skl_tplg_multi_config_get_dmic(struct snd_kcontrol *kcontrol,
1410 					  struct snd_ctl_elem_value *ucontrol)
1411 {
1412 	return skl_tplg_multi_config_set_get(kcontrol, ucontrol, false);
1413 }
1414 
1415 static int skl_tplg_multi_config_set_dmic(struct snd_kcontrol *kcontrol,
1416 					  struct snd_ctl_elem_value *ucontrol)
1417 {
1418 	return skl_tplg_multi_config_set_get(kcontrol, ucontrol, true);
1419 }
1420 
1421 static int skl_tplg_tlv_control_get(struct snd_kcontrol *kcontrol,
1422 			unsigned int __user *data, unsigned int size)
1423 {
1424 	struct soc_bytes_ext *sb =
1425 			(struct soc_bytes_ext *)kcontrol->private_value;
1426 	struct skl_algo_data *bc = (struct skl_algo_data *)sb->dobj.private;
1427 	struct snd_soc_dapm_widget *w = snd_soc_dapm_kcontrol_widget(kcontrol);
1428 	struct skl_module_cfg *mconfig = w->priv;
1429 	struct skl_dev *skl = get_skl_ctx(w->dapm->dev);
1430 
1431 	if (w->power)
1432 		skl_get_module_params(skl, (u32 *)bc->params,
1433 				      bc->size, bc->param_id, mconfig);
1434 
1435 	/* decrement size for TLV header */
1436 	size -= 2 * sizeof(u32);
1437 
1438 	/* check size as we don't want to send kernel data */
1439 	if (size > bc->max)
1440 		size = bc->max;
1441 
1442 	if (bc->params) {
1443 		if (copy_to_user(data, &bc->param_id, sizeof(u32)))
1444 			return -EFAULT;
1445 		if (copy_to_user(data + 1, &size, sizeof(u32)))
1446 			return -EFAULT;
1447 		if (copy_to_user(data + 2, bc->params, size))
1448 			return -EFAULT;
1449 	}
1450 
1451 	return 0;
1452 }
1453 
1454 #define SKL_PARAM_VENDOR_ID 0xff
1455 
1456 static int skl_tplg_tlv_control_set(struct snd_kcontrol *kcontrol,
1457 			const unsigned int __user *data, unsigned int size)
1458 {
1459 	struct snd_soc_dapm_widget *w = snd_soc_dapm_kcontrol_widget(kcontrol);
1460 	struct skl_module_cfg *mconfig = w->priv;
1461 	struct soc_bytes_ext *sb =
1462 			(struct soc_bytes_ext *)kcontrol->private_value;
1463 	struct skl_algo_data *ac = (struct skl_algo_data *)sb->dobj.private;
1464 	struct skl_dev *skl = get_skl_ctx(w->dapm->dev);
1465 
1466 	if (ac->params) {
1467 		if (size > ac->max)
1468 			return -EINVAL;
1469 		ac->size = size;
1470 
1471 		if (copy_from_user(ac->params, data, size))
1472 			return -EFAULT;
1473 
1474 		if (w->power)
1475 			return skl_set_module_params(skl,
1476 						(u32 *)ac->params, ac->size,
1477 						ac->param_id, mconfig);
1478 	}
1479 
1480 	return 0;
1481 }
1482 
1483 static int skl_tplg_mic_control_get(struct snd_kcontrol *kcontrol,
1484 		struct snd_ctl_elem_value *ucontrol)
1485 {
1486 	struct snd_soc_dapm_widget *w = snd_soc_dapm_kcontrol_widget(kcontrol);
1487 	struct skl_module_cfg *mconfig = w->priv;
1488 	struct soc_enum *ec = (struct soc_enum *)kcontrol->private_value;
1489 	u32 ch_type = *((u32 *)ec->dobj.private);
1490 
1491 	if (mconfig->dmic_ch_type == ch_type)
1492 		ucontrol->value.enumerated.item[0] =
1493 					mconfig->dmic_ch_combo_index;
1494 	else
1495 		ucontrol->value.enumerated.item[0] = 0;
1496 
1497 	return 0;
1498 }
1499 
1500 static int skl_fill_mic_sel_params(struct skl_module_cfg *mconfig,
1501 	struct skl_mic_sel_config *mic_cfg, struct device *dev)
1502 {
1503 	struct skl_specific_cfg *sp_cfg =
1504 				&mconfig->formats_config[SKL_PARAM_INIT];
1505 
1506 	sp_cfg->caps_size = sizeof(struct skl_mic_sel_config);
1507 	sp_cfg->set_params = SKL_PARAM_SET;
1508 	sp_cfg->param_id = 0x00;
1509 	if (!sp_cfg->caps) {
1510 		sp_cfg->caps = devm_kzalloc(dev, sp_cfg->caps_size, GFP_KERNEL);
1511 		if (!sp_cfg->caps)
1512 			return -ENOMEM;
1513 	}
1514 
1515 	mic_cfg->mic_switch = SKL_MIC_SEL_SWITCH;
1516 	mic_cfg->flags = 0;
1517 	memcpy(sp_cfg->caps, mic_cfg, sp_cfg->caps_size);
1518 
1519 	return 0;
1520 }
1521 
1522 static int skl_tplg_mic_control_set(struct snd_kcontrol *kcontrol,
1523 			struct snd_ctl_elem_value *ucontrol)
1524 {
1525 	struct snd_soc_dapm_widget *w = snd_soc_dapm_kcontrol_widget(kcontrol);
1526 	struct skl_module_cfg *mconfig = w->priv;
1527 	struct skl_mic_sel_config mic_cfg = {0};
1528 	struct soc_enum *ec = (struct soc_enum *)kcontrol->private_value;
1529 	u32 ch_type = *((u32 *)ec->dobj.private);
1530 	const int *list;
1531 	u8 in_ch, out_ch, index;
1532 
1533 	mconfig->dmic_ch_type = ch_type;
1534 	mconfig->dmic_ch_combo_index = ucontrol->value.enumerated.item[0];
1535 
1536 	/* enum control index 0 is INVALID, so no channels to be set */
1537 	if (mconfig->dmic_ch_combo_index == 0)
1538 		return 0;
1539 
1540 	/* No valid channel selection map for index 0, so offset by 1 */
1541 	index = mconfig->dmic_ch_combo_index - 1;
1542 
1543 	switch (ch_type) {
1544 	case SKL_CH_MONO:
1545 		if (mconfig->dmic_ch_combo_index > ARRAY_SIZE(mic_mono_list))
1546 			return -EINVAL;
1547 
1548 		list = &mic_mono_list[index];
1549 		break;
1550 
1551 	case SKL_CH_STEREO:
1552 		if (mconfig->dmic_ch_combo_index > ARRAY_SIZE(mic_stereo_list))
1553 			return -EINVAL;
1554 
1555 		list = mic_stereo_list[index];
1556 		break;
1557 
1558 	case SKL_CH_TRIO:
1559 		if (mconfig->dmic_ch_combo_index > ARRAY_SIZE(mic_trio_list))
1560 			return -EINVAL;
1561 
1562 		list = mic_trio_list[index];
1563 		break;
1564 
1565 	case SKL_CH_QUATRO:
1566 		if (mconfig->dmic_ch_combo_index > ARRAY_SIZE(mic_quatro_list))
1567 			return -EINVAL;
1568 
1569 		list = mic_quatro_list[index];
1570 		break;
1571 
1572 	default:
1573 		dev_err(w->dapm->dev,
1574 				"Invalid channel %d for mic_select module\n",
1575 				ch_type);
1576 		return -EINVAL;
1577 
1578 	}
1579 
1580 	/* channel type enum map to number of chanels for that type */
1581 	for (out_ch = 0; out_ch < ch_type; out_ch++) {
1582 		in_ch = list[out_ch];
1583 		mic_cfg.blob[out_ch][in_ch] = SKL_DEFAULT_MIC_SEL_GAIN;
1584 	}
1585 
1586 	return skl_fill_mic_sel_params(mconfig, &mic_cfg, w->dapm->dev);
1587 }
1588 
1589 /*
1590  * Fill the dma id for host and link. In case of passthrough
1591  * pipeline, this will both host and link in the same
1592  * pipeline, so need to copy the link and host based on dev_type
1593  */
1594 static void skl_tplg_fill_dma_id(struct skl_module_cfg *mcfg,
1595 				struct skl_pipe_params *params)
1596 {
1597 	struct skl_pipe *pipe = mcfg->pipe;
1598 
1599 	if (pipe->passthru) {
1600 		switch (mcfg->dev_type) {
1601 		case SKL_DEVICE_HDALINK:
1602 			pipe->p_params->link_dma_id = params->link_dma_id;
1603 			pipe->p_params->link_index = params->link_index;
1604 			pipe->p_params->link_bps = params->link_bps;
1605 			break;
1606 
1607 		case SKL_DEVICE_HDAHOST:
1608 			pipe->p_params->host_dma_id = params->host_dma_id;
1609 			pipe->p_params->host_bps = params->host_bps;
1610 			break;
1611 
1612 		default:
1613 			break;
1614 		}
1615 		pipe->p_params->s_fmt = params->s_fmt;
1616 		pipe->p_params->ch = params->ch;
1617 		pipe->p_params->s_freq = params->s_freq;
1618 		pipe->p_params->stream = params->stream;
1619 		pipe->p_params->format = params->format;
1620 
1621 	} else {
1622 		memcpy(pipe->p_params, params, sizeof(*params));
1623 	}
1624 }
1625 
1626 /*
1627  * The FE params are passed by hw_params of the DAI.
1628  * On hw_params, the params are stored in Gateway module of the FE and we
1629  * need to calculate the format in DSP module configuration, that
1630  * conversion is done here
1631  */
1632 int skl_tplg_update_pipe_params(struct device *dev,
1633 			struct skl_module_cfg *mconfig,
1634 			struct skl_pipe_params *params)
1635 {
1636 	struct skl_module_res *res;
1637 	struct skl_dev *skl = get_skl_ctx(dev);
1638 	struct skl_module_fmt *format = NULL;
1639 	u8 cfg_idx = mconfig->pipe->cur_config_idx;
1640 
1641 	res = &mconfig->module->resources[mconfig->res_idx];
1642 	skl_tplg_fill_dma_id(mconfig, params);
1643 	mconfig->fmt_idx = mconfig->mod_cfg[cfg_idx].fmt_idx;
1644 	mconfig->res_idx = mconfig->mod_cfg[cfg_idx].res_idx;
1645 
1646 	if (skl->nr_modules)
1647 		return 0;
1648 
1649 	if (params->stream == SNDRV_PCM_STREAM_PLAYBACK)
1650 		format = &mconfig->module->formats[mconfig->fmt_idx].inputs[0].fmt;
1651 	else
1652 		format = &mconfig->module->formats[mconfig->fmt_idx].outputs[0].fmt;
1653 
1654 	/* set the hw_params */
1655 	format->s_freq = params->s_freq;
1656 	format->channels = params->ch;
1657 	format->valid_bit_depth = skl_get_bit_depth(params->s_fmt);
1658 
1659 	/*
1660 	 * 16 bit is 16 bit container whereas 24 bit is in 32 bit
1661 	 * container so update bit depth accordingly
1662 	 */
1663 	switch (format->valid_bit_depth) {
1664 	case SKL_DEPTH_16BIT:
1665 		format->bit_depth = format->valid_bit_depth;
1666 		break;
1667 
1668 	case SKL_DEPTH_24BIT:
1669 	case SKL_DEPTH_32BIT:
1670 		format->bit_depth = SKL_DEPTH_32BIT;
1671 		break;
1672 
1673 	default:
1674 		dev_err(dev, "Invalid bit depth %x for pipe\n",
1675 				format->valid_bit_depth);
1676 		return -EINVAL;
1677 	}
1678 
1679 	if (params->stream == SNDRV_PCM_STREAM_PLAYBACK) {
1680 		res->ibs = (format->s_freq / 1000) *
1681 				(format->channels) *
1682 				(format->bit_depth >> 3);
1683 	} else {
1684 		res->obs = (format->s_freq / 1000) *
1685 				(format->channels) *
1686 				(format->bit_depth >> 3);
1687 	}
1688 
1689 	return 0;
1690 }
1691 
1692 /*
1693  * Query the module config for the FE DAI
1694  * This is used to find the hw_params set for that DAI and apply to FE
1695  * pipeline
1696  */
1697 struct skl_module_cfg *
1698 skl_tplg_fe_get_cpr_module(struct snd_soc_dai *dai, int stream)
1699 {
1700 	struct snd_soc_dapm_widget *w;
1701 	struct snd_soc_dapm_path *p = NULL;
1702 
1703 	if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
1704 		w = dai->playback_widget;
1705 		snd_soc_dapm_widget_for_each_sink_path(w, p) {
1706 			if (p->connect && p->sink->power &&
1707 				!is_skl_dsp_widget_type(p->sink, dai->dev))
1708 				continue;
1709 
1710 			if (p->sink->priv) {
1711 				dev_dbg(dai->dev, "set params for %s\n",
1712 						p->sink->name);
1713 				return p->sink->priv;
1714 			}
1715 		}
1716 	} else {
1717 		w = dai->capture_widget;
1718 		snd_soc_dapm_widget_for_each_source_path(w, p) {
1719 			if (p->connect && p->source->power &&
1720 				!is_skl_dsp_widget_type(p->source, dai->dev))
1721 				continue;
1722 
1723 			if (p->source->priv) {
1724 				dev_dbg(dai->dev, "set params for %s\n",
1725 						p->source->name);
1726 				return p->source->priv;
1727 			}
1728 		}
1729 	}
1730 
1731 	return NULL;
1732 }
1733 
1734 static struct skl_module_cfg *skl_get_mconfig_pb_cpr(
1735 		struct snd_soc_dai *dai, struct snd_soc_dapm_widget *w)
1736 {
1737 	struct snd_soc_dapm_path *p;
1738 	struct skl_module_cfg *mconfig = NULL;
1739 
1740 	snd_soc_dapm_widget_for_each_source_path(w, p) {
1741 		if (w->endpoints[SND_SOC_DAPM_DIR_OUT] > 0) {
1742 			if (p->connect &&
1743 				    (p->sink->id == snd_soc_dapm_aif_out) &&
1744 				    p->source->priv) {
1745 				mconfig = p->source->priv;
1746 				return mconfig;
1747 			}
1748 			mconfig = skl_get_mconfig_pb_cpr(dai, p->source);
1749 			if (mconfig)
1750 				return mconfig;
1751 		}
1752 	}
1753 	return mconfig;
1754 }
1755 
1756 static struct skl_module_cfg *skl_get_mconfig_cap_cpr(
1757 		struct snd_soc_dai *dai, struct snd_soc_dapm_widget *w)
1758 {
1759 	struct snd_soc_dapm_path *p;
1760 	struct skl_module_cfg *mconfig = NULL;
1761 
1762 	snd_soc_dapm_widget_for_each_sink_path(w, p) {
1763 		if (w->endpoints[SND_SOC_DAPM_DIR_IN] > 0) {
1764 			if (p->connect &&
1765 				    (p->source->id == snd_soc_dapm_aif_in) &&
1766 				    p->sink->priv) {
1767 				mconfig = p->sink->priv;
1768 				return mconfig;
1769 			}
1770 			mconfig = skl_get_mconfig_cap_cpr(dai, p->sink);
1771 			if (mconfig)
1772 				return mconfig;
1773 		}
1774 	}
1775 	return mconfig;
1776 }
1777 
1778 struct skl_module_cfg *
1779 skl_tplg_be_get_cpr_module(struct snd_soc_dai *dai, int stream)
1780 {
1781 	struct snd_soc_dapm_widget *w;
1782 	struct skl_module_cfg *mconfig;
1783 
1784 	if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
1785 		w = dai->playback_widget;
1786 		mconfig = skl_get_mconfig_pb_cpr(dai, w);
1787 	} else {
1788 		w = dai->capture_widget;
1789 		mconfig = skl_get_mconfig_cap_cpr(dai, w);
1790 	}
1791 	return mconfig;
1792 }
1793 
1794 static u8 skl_tplg_be_link_type(int dev_type)
1795 {
1796 	int ret;
1797 
1798 	switch (dev_type) {
1799 	case SKL_DEVICE_BT:
1800 		ret = NHLT_LINK_SSP;
1801 		break;
1802 
1803 	case SKL_DEVICE_DMIC:
1804 		ret = NHLT_LINK_DMIC;
1805 		break;
1806 
1807 	case SKL_DEVICE_I2S:
1808 		ret = NHLT_LINK_SSP;
1809 		break;
1810 
1811 	case SKL_DEVICE_HDALINK:
1812 		ret = NHLT_LINK_HDA;
1813 		break;
1814 
1815 	default:
1816 		ret = NHLT_LINK_INVALID;
1817 		break;
1818 	}
1819 
1820 	return ret;
1821 }
1822 
1823 /*
1824  * Fill the BE gateway parameters
1825  * The BE gateway expects a blob of parameters which are kept in the ACPI
1826  * NHLT blob, so query the blob for interface type (i2s/pdm) and instance.
1827  * The port can have multiple settings so pick based on the pipeline
1828  * parameters
1829  */
1830 static int skl_tplg_be_fill_pipe_params(struct snd_soc_dai *dai,
1831 				struct skl_module_cfg *mconfig,
1832 				struct skl_pipe_params *params)
1833 {
1834 	struct nhlt_specific_cfg *cfg;
1835 	struct skl_pipe *pipe = mconfig->pipe;
1836 	struct skl_pipe_fmt *pipe_fmt;
1837 	struct skl_dev *skl = get_skl_ctx(dai->dev);
1838 	int link_type = skl_tplg_be_link_type(mconfig->dev_type);
1839 	u8 dev_type = skl_tplg_be_dev_type(mconfig->dev_type);
1840 
1841 	skl_tplg_fill_dma_id(mconfig, params);
1842 
1843 	if (link_type == NHLT_LINK_HDA)
1844 		return 0;
1845 
1846 	if (pipe->direction == SNDRV_PCM_STREAM_PLAYBACK)
1847 		pipe_fmt = &pipe->configs[pipe->pipe_config_idx].out_fmt;
1848 	else
1849 		pipe_fmt = &pipe->configs[pipe->pipe_config_idx].in_fmt;
1850 
1851 	/* update the blob based on virtual bus_id*/
1852 	cfg = skl_get_ep_blob(skl, mconfig->vbus_id, link_type,
1853 					pipe_fmt->bps, pipe_fmt->channels,
1854 					pipe_fmt->freq, pipe->direction,
1855 					dev_type);
1856 	if (cfg) {
1857 		mconfig->formats_config[SKL_PARAM_INIT].caps_size = cfg->size;
1858 		mconfig->formats_config[SKL_PARAM_INIT].caps = (u32 *)&cfg->caps;
1859 	} else {
1860 		dev_err(dai->dev, "Blob NULL for id:%d type:%d dirn:%d ch:%d, freq:%d, fmt:%d\n",
1861 			mconfig->vbus_id, link_type, params->stream,
1862 			params->ch, params->s_freq, params->s_fmt);
1863 		return -EINVAL;
1864 	}
1865 
1866 	return 0;
1867 }
1868 
1869 static int skl_tplg_be_set_src_pipe_params(struct snd_soc_dai *dai,
1870 				struct snd_soc_dapm_widget *w,
1871 				struct skl_pipe_params *params)
1872 {
1873 	struct snd_soc_dapm_path *p;
1874 	int ret = -EIO;
1875 
1876 	snd_soc_dapm_widget_for_each_source_path(w, p) {
1877 		if (p->connect && is_skl_dsp_widget_type(p->source, dai->dev) &&
1878 						p->source->priv) {
1879 
1880 			ret = skl_tplg_be_fill_pipe_params(dai,
1881 						p->source->priv, params);
1882 			if (ret < 0)
1883 				return ret;
1884 		} else {
1885 			ret = skl_tplg_be_set_src_pipe_params(dai,
1886 						p->source, params);
1887 			if (ret < 0)
1888 				return ret;
1889 		}
1890 	}
1891 
1892 	return ret;
1893 }
1894 
1895 static int skl_tplg_be_set_sink_pipe_params(struct snd_soc_dai *dai,
1896 	struct snd_soc_dapm_widget *w, struct skl_pipe_params *params)
1897 {
1898 	struct snd_soc_dapm_path *p;
1899 	int ret = -EIO;
1900 
1901 	snd_soc_dapm_widget_for_each_sink_path(w, p) {
1902 		if (p->connect && is_skl_dsp_widget_type(p->sink, dai->dev) &&
1903 						p->sink->priv) {
1904 
1905 			ret = skl_tplg_be_fill_pipe_params(dai,
1906 						p->sink->priv, params);
1907 			if (ret < 0)
1908 				return ret;
1909 		} else {
1910 			ret = skl_tplg_be_set_sink_pipe_params(
1911 						dai, p->sink, params);
1912 			if (ret < 0)
1913 				return ret;
1914 		}
1915 	}
1916 
1917 	return ret;
1918 }
1919 
1920 /*
1921  * BE hw_params can be a source parameters (capture) or sink parameters
1922  * (playback). Based on sink and source we need to either find the source
1923  * list or the sink list and set the pipeline parameters
1924  */
1925 int skl_tplg_be_update_params(struct snd_soc_dai *dai,
1926 				struct skl_pipe_params *params)
1927 {
1928 	struct snd_soc_dapm_widget *w;
1929 
1930 	if (params->stream == SNDRV_PCM_STREAM_PLAYBACK) {
1931 		w = dai->playback_widget;
1932 
1933 		return skl_tplg_be_set_src_pipe_params(dai, w, params);
1934 
1935 	} else {
1936 		w = dai->capture_widget;
1937 
1938 		return skl_tplg_be_set_sink_pipe_params(dai, w, params);
1939 	}
1940 
1941 	return 0;
1942 }
1943 
1944 static const struct snd_soc_tplg_widget_events skl_tplg_widget_ops[] = {
1945 	{SKL_MIXER_EVENT, skl_tplg_mixer_event},
1946 	{SKL_VMIXER_EVENT, skl_tplg_mixer_event},
1947 	{SKL_PGA_EVENT, skl_tplg_pga_event},
1948 };
1949 
1950 static const struct snd_soc_tplg_bytes_ext_ops skl_tlv_ops[] = {
1951 	{SKL_CONTROL_TYPE_BYTE_TLV, skl_tplg_tlv_control_get,
1952 					skl_tplg_tlv_control_set},
1953 };
1954 
1955 static const struct snd_soc_tplg_kcontrol_ops skl_tplg_kcontrol_ops[] = {
1956 	{
1957 		.id = SKL_CONTROL_TYPE_MIC_SELECT,
1958 		.get = skl_tplg_mic_control_get,
1959 		.put = skl_tplg_mic_control_set,
1960 	},
1961 	{
1962 		.id = SKL_CONTROL_TYPE_MULTI_IO_SELECT,
1963 		.get = skl_tplg_multi_config_get,
1964 		.put = skl_tplg_multi_config_set,
1965 	},
1966 	{
1967 		.id = SKL_CONTROL_TYPE_MULTI_IO_SELECT_DMIC,
1968 		.get = skl_tplg_multi_config_get_dmic,
1969 		.put = skl_tplg_multi_config_set_dmic,
1970 	}
1971 };
1972 
1973 static int skl_tplg_fill_pipe_cfg(struct device *dev,
1974 			struct skl_pipe *pipe, u32 tkn,
1975 			u32 tkn_val, int conf_idx, int dir)
1976 {
1977 	struct skl_pipe_fmt *fmt;
1978 	struct skl_path_config *config;
1979 
1980 	switch (dir) {
1981 	case SKL_DIR_IN:
1982 		fmt = &pipe->configs[conf_idx].in_fmt;
1983 		break;
1984 
1985 	case SKL_DIR_OUT:
1986 		fmt = &pipe->configs[conf_idx].out_fmt;
1987 		break;
1988 
1989 	default:
1990 		dev_err(dev, "Invalid direction: %d\n", dir);
1991 		return -EINVAL;
1992 	}
1993 
1994 	config = &pipe->configs[conf_idx];
1995 
1996 	switch (tkn) {
1997 	case SKL_TKN_U32_CFG_FREQ:
1998 		fmt->freq = tkn_val;
1999 		break;
2000 
2001 	case SKL_TKN_U8_CFG_CHAN:
2002 		fmt->channels = tkn_val;
2003 		break;
2004 
2005 	case SKL_TKN_U8_CFG_BPS:
2006 		fmt->bps = tkn_val;
2007 		break;
2008 
2009 	case SKL_TKN_U32_PATH_MEM_PGS:
2010 		config->mem_pages = tkn_val;
2011 		break;
2012 
2013 	default:
2014 		dev_err(dev, "Invalid token config: %d\n", tkn);
2015 		return -EINVAL;
2016 	}
2017 
2018 	return 0;
2019 }
2020 
2021 static int skl_tplg_fill_pipe_tkn(struct device *dev,
2022 			struct skl_pipe *pipe, u32 tkn,
2023 			u32 tkn_val)
2024 {
2025 
2026 	switch (tkn) {
2027 	case SKL_TKN_U32_PIPE_CONN_TYPE:
2028 		pipe->conn_type = tkn_val;
2029 		break;
2030 
2031 	case SKL_TKN_U32_PIPE_PRIORITY:
2032 		pipe->pipe_priority = tkn_val;
2033 		break;
2034 
2035 	case SKL_TKN_U32_PIPE_MEM_PGS:
2036 		pipe->memory_pages = tkn_val;
2037 		break;
2038 
2039 	case SKL_TKN_U32_PMODE:
2040 		pipe->lp_mode = tkn_val;
2041 		break;
2042 
2043 	case SKL_TKN_U32_PIPE_DIRECTION:
2044 		pipe->direction = tkn_val;
2045 		break;
2046 
2047 	case SKL_TKN_U32_NUM_CONFIGS:
2048 		pipe->nr_cfgs = tkn_val;
2049 		break;
2050 
2051 	default:
2052 		dev_err(dev, "Token not handled %d\n", tkn);
2053 		return -EINVAL;
2054 	}
2055 
2056 	return 0;
2057 }
2058 
2059 /*
2060  * Add pipeline by parsing the relevant tokens
2061  * Return an existing pipe if the pipe already exists.
2062  */
2063 static int skl_tplg_add_pipe(struct device *dev,
2064 		struct skl_module_cfg *mconfig, struct skl_dev *skl,
2065 		struct snd_soc_tplg_vendor_value_elem *tkn_elem)
2066 {
2067 	struct skl_pipeline *ppl;
2068 	struct skl_pipe *pipe;
2069 	struct skl_pipe_params *params;
2070 
2071 	list_for_each_entry(ppl, &skl->ppl_list, node) {
2072 		if (ppl->pipe->ppl_id == tkn_elem->value) {
2073 			mconfig->pipe = ppl->pipe;
2074 			return -EEXIST;
2075 		}
2076 	}
2077 
2078 	ppl = devm_kzalloc(dev, sizeof(*ppl), GFP_KERNEL);
2079 	if (!ppl)
2080 		return -ENOMEM;
2081 
2082 	pipe = devm_kzalloc(dev, sizeof(*pipe), GFP_KERNEL);
2083 	if (!pipe)
2084 		return -ENOMEM;
2085 
2086 	params = devm_kzalloc(dev, sizeof(*params), GFP_KERNEL);
2087 	if (!params)
2088 		return -ENOMEM;
2089 
2090 	pipe->p_params = params;
2091 	pipe->ppl_id = tkn_elem->value;
2092 	INIT_LIST_HEAD(&pipe->w_list);
2093 
2094 	ppl->pipe = pipe;
2095 	list_add(&ppl->node, &skl->ppl_list);
2096 
2097 	mconfig->pipe = pipe;
2098 	mconfig->pipe->state = SKL_PIPE_INVALID;
2099 
2100 	return 0;
2101 }
2102 
2103 static int skl_tplg_get_uuid(struct device *dev, guid_t *guid,
2104 	      struct snd_soc_tplg_vendor_uuid_elem *uuid_tkn)
2105 {
2106 	if (uuid_tkn->token == SKL_TKN_UUID) {
2107 		import_guid(guid, uuid_tkn->uuid);
2108 		return 0;
2109 	}
2110 
2111 	dev_err(dev, "Not an UUID token %d\n", uuid_tkn->token);
2112 
2113 	return -EINVAL;
2114 }
2115 
2116 static int skl_tplg_fill_pin(struct device *dev,
2117 			struct snd_soc_tplg_vendor_value_elem *tkn_elem,
2118 			struct skl_module_pin *m_pin,
2119 			int pin_index)
2120 {
2121 	int ret;
2122 
2123 	switch (tkn_elem->token) {
2124 	case SKL_TKN_U32_PIN_MOD_ID:
2125 		m_pin[pin_index].id.module_id = tkn_elem->value;
2126 		break;
2127 
2128 	case SKL_TKN_U32_PIN_INST_ID:
2129 		m_pin[pin_index].id.instance_id = tkn_elem->value;
2130 		break;
2131 
2132 	case SKL_TKN_UUID:
2133 		ret = skl_tplg_get_uuid(dev, &m_pin[pin_index].id.mod_uuid,
2134 			(struct snd_soc_tplg_vendor_uuid_elem *)tkn_elem);
2135 		if (ret < 0)
2136 			return ret;
2137 
2138 		break;
2139 
2140 	default:
2141 		dev_err(dev, "%d Not a pin token\n", tkn_elem->token);
2142 		return -EINVAL;
2143 	}
2144 
2145 	return 0;
2146 }
2147 
2148 /*
2149  * Parse for pin config specific tokens to fill up the
2150  * module private data
2151  */
2152 static int skl_tplg_fill_pins_info(struct device *dev,
2153 		struct skl_module_cfg *mconfig,
2154 		struct snd_soc_tplg_vendor_value_elem *tkn_elem,
2155 		int dir, int pin_count)
2156 {
2157 	int ret;
2158 	struct skl_module_pin *m_pin;
2159 
2160 	switch (dir) {
2161 	case SKL_DIR_IN:
2162 		m_pin = mconfig->m_in_pin;
2163 		break;
2164 
2165 	case SKL_DIR_OUT:
2166 		m_pin = mconfig->m_out_pin;
2167 		break;
2168 
2169 	default:
2170 		dev_err(dev, "Invalid direction value\n");
2171 		return -EINVAL;
2172 	}
2173 
2174 	ret = skl_tplg_fill_pin(dev, tkn_elem, m_pin, pin_count);
2175 	if (ret < 0)
2176 		return ret;
2177 
2178 	m_pin[pin_count].in_use = false;
2179 	m_pin[pin_count].pin_state = SKL_PIN_UNBIND;
2180 
2181 	return 0;
2182 }
2183 
2184 /*
2185  * Fill up input/output module config format based
2186  * on the direction
2187  */
2188 static int skl_tplg_fill_fmt(struct device *dev,
2189 		struct skl_module_fmt *dst_fmt,
2190 		u32 tkn, u32 value)
2191 {
2192 	switch (tkn) {
2193 	case SKL_TKN_U32_FMT_CH:
2194 		dst_fmt->channels  = value;
2195 		break;
2196 
2197 	case SKL_TKN_U32_FMT_FREQ:
2198 		dst_fmt->s_freq = value;
2199 		break;
2200 
2201 	case SKL_TKN_U32_FMT_BIT_DEPTH:
2202 		dst_fmt->bit_depth = value;
2203 		break;
2204 
2205 	case SKL_TKN_U32_FMT_SAMPLE_SIZE:
2206 		dst_fmt->valid_bit_depth = value;
2207 		break;
2208 
2209 	case SKL_TKN_U32_FMT_CH_CONFIG:
2210 		dst_fmt->ch_cfg = value;
2211 		break;
2212 
2213 	case SKL_TKN_U32_FMT_INTERLEAVE:
2214 		dst_fmt->interleaving_style = value;
2215 		break;
2216 
2217 	case SKL_TKN_U32_FMT_SAMPLE_TYPE:
2218 		dst_fmt->sample_type = value;
2219 		break;
2220 
2221 	case SKL_TKN_U32_FMT_CH_MAP:
2222 		dst_fmt->ch_map = value;
2223 		break;
2224 
2225 	default:
2226 		dev_err(dev, "Invalid token %d\n", tkn);
2227 		return -EINVAL;
2228 	}
2229 
2230 	return 0;
2231 }
2232 
2233 static int skl_tplg_widget_fill_fmt(struct device *dev,
2234 		struct skl_module_iface *fmt,
2235 		u32 tkn, u32 val, u32 dir, int fmt_idx)
2236 {
2237 	struct skl_module_fmt *dst_fmt;
2238 
2239 	if (!fmt)
2240 		return -EINVAL;
2241 
2242 	switch (dir) {
2243 	case SKL_DIR_IN:
2244 		dst_fmt = &fmt->inputs[fmt_idx].fmt;
2245 		break;
2246 
2247 	case SKL_DIR_OUT:
2248 		dst_fmt = &fmt->outputs[fmt_idx].fmt;
2249 		break;
2250 
2251 	default:
2252 		dev_err(dev, "Invalid direction: %d\n", dir);
2253 		return -EINVAL;
2254 	}
2255 
2256 	return skl_tplg_fill_fmt(dev, dst_fmt, tkn, val);
2257 }
2258 
2259 static void skl_tplg_fill_pin_dynamic_val(
2260 		struct skl_module_pin *mpin, u32 pin_count, u32 value)
2261 {
2262 	int i;
2263 
2264 	for (i = 0; i < pin_count; i++)
2265 		mpin[i].is_dynamic = value;
2266 }
2267 
2268 /*
2269  * Resource table in the manifest has pin specific resources
2270  * like pin and pin buffer size
2271  */
2272 static int skl_tplg_manifest_pin_res_tkn(struct device *dev,
2273 		struct snd_soc_tplg_vendor_value_elem *tkn_elem,
2274 		struct skl_module_res *res, int pin_idx, int dir)
2275 {
2276 	struct skl_module_pin_resources *m_pin;
2277 
2278 	switch (dir) {
2279 	case SKL_DIR_IN:
2280 		m_pin = &res->input[pin_idx];
2281 		break;
2282 
2283 	case SKL_DIR_OUT:
2284 		m_pin = &res->output[pin_idx];
2285 		break;
2286 
2287 	default:
2288 		dev_err(dev, "Invalid pin direction: %d\n", dir);
2289 		return -EINVAL;
2290 	}
2291 
2292 	switch (tkn_elem->token) {
2293 	case SKL_TKN_MM_U32_RES_PIN_ID:
2294 		m_pin->pin_index = tkn_elem->value;
2295 		break;
2296 
2297 	case SKL_TKN_MM_U32_PIN_BUF:
2298 		m_pin->buf_size = tkn_elem->value;
2299 		break;
2300 
2301 	default:
2302 		dev_err(dev, "Invalid token: %d\n", tkn_elem->token);
2303 		return -EINVAL;
2304 	}
2305 
2306 	return 0;
2307 }
2308 
2309 /*
2310  * Fill module specific resources from the manifest's resource
2311  * table like CPS, DMA size, mem_pages.
2312  */
2313 static int skl_tplg_fill_res_tkn(struct device *dev,
2314 		struct snd_soc_tplg_vendor_value_elem *tkn_elem,
2315 		struct skl_module_res *res,
2316 		int pin_idx, int dir)
2317 {
2318 	int ret, tkn_count = 0;
2319 
2320 	if (!res)
2321 		return -EINVAL;
2322 
2323 	switch (tkn_elem->token) {
2324 	case SKL_TKN_MM_U32_DMA_SIZE:
2325 		res->dma_buffer_size = tkn_elem->value;
2326 		break;
2327 
2328 	case SKL_TKN_MM_U32_CPC:
2329 		res->cpc = tkn_elem->value;
2330 		break;
2331 
2332 	case SKL_TKN_U32_MEM_PAGES:
2333 		res->is_pages = tkn_elem->value;
2334 		break;
2335 
2336 	case SKL_TKN_U32_OBS:
2337 		res->obs = tkn_elem->value;
2338 		break;
2339 
2340 	case SKL_TKN_U32_IBS:
2341 		res->ibs = tkn_elem->value;
2342 		break;
2343 
2344 	case SKL_TKN_MM_U32_RES_PIN_ID:
2345 	case SKL_TKN_MM_U32_PIN_BUF:
2346 		ret = skl_tplg_manifest_pin_res_tkn(dev, tkn_elem, res,
2347 						    pin_idx, dir);
2348 		if (ret < 0)
2349 			return ret;
2350 		break;
2351 
2352 	case SKL_TKN_MM_U32_CPS:
2353 	case SKL_TKN_U32_MAX_MCPS:
2354 		/* ignore unused tokens */
2355 		break;
2356 
2357 	default:
2358 		dev_err(dev, "Not a res type token: %d", tkn_elem->token);
2359 		return -EINVAL;
2360 
2361 	}
2362 	tkn_count++;
2363 
2364 	return tkn_count;
2365 }
2366 
2367 /*
2368  * Parse tokens to fill up the module private data
2369  */
2370 static int skl_tplg_get_token(struct device *dev,
2371 		struct snd_soc_tplg_vendor_value_elem *tkn_elem,
2372 		struct skl_dev *skl, struct skl_module_cfg *mconfig)
2373 {
2374 	int tkn_count = 0;
2375 	int ret;
2376 	static int is_pipe_exists;
2377 	static int pin_index, dir, conf_idx;
2378 	struct skl_module_iface *iface = NULL;
2379 	struct skl_module_res *res = NULL;
2380 	int res_idx = mconfig->res_idx;
2381 	int fmt_idx = mconfig->fmt_idx;
2382 
2383 	/*
2384 	 * If the manifest structure contains no modules, fill all
2385 	 * the module data to 0th index.
2386 	 * res_idx and fmt_idx are default set to 0.
2387 	 */
2388 	if (skl->nr_modules == 0) {
2389 		res = &mconfig->module->resources[res_idx];
2390 		iface = &mconfig->module->formats[fmt_idx];
2391 	}
2392 
2393 	if (tkn_elem->token > SKL_TKN_MAX)
2394 		return -EINVAL;
2395 
2396 	switch (tkn_elem->token) {
2397 	case SKL_TKN_U8_IN_QUEUE_COUNT:
2398 		mconfig->module->max_input_pins = tkn_elem->value;
2399 		break;
2400 
2401 	case SKL_TKN_U8_OUT_QUEUE_COUNT:
2402 		mconfig->module->max_output_pins = tkn_elem->value;
2403 		break;
2404 
2405 	case SKL_TKN_U8_DYN_IN_PIN:
2406 		if (!mconfig->m_in_pin)
2407 			mconfig->m_in_pin =
2408 				devm_kcalloc(dev, MAX_IN_QUEUE,
2409 					     sizeof(*mconfig->m_in_pin),
2410 					     GFP_KERNEL);
2411 		if (!mconfig->m_in_pin)
2412 			return -ENOMEM;
2413 
2414 		skl_tplg_fill_pin_dynamic_val(mconfig->m_in_pin, MAX_IN_QUEUE,
2415 					      tkn_elem->value);
2416 		break;
2417 
2418 	case SKL_TKN_U8_DYN_OUT_PIN:
2419 		if (!mconfig->m_out_pin)
2420 			mconfig->m_out_pin =
2421 				devm_kcalloc(dev, MAX_IN_QUEUE,
2422 					     sizeof(*mconfig->m_in_pin),
2423 					     GFP_KERNEL);
2424 		if (!mconfig->m_out_pin)
2425 			return -ENOMEM;
2426 
2427 		skl_tplg_fill_pin_dynamic_val(mconfig->m_out_pin, MAX_OUT_QUEUE,
2428 					      tkn_elem->value);
2429 		break;
2430 
2431 	case SKL_TKN_U8_TIME_SLOT:
2432 		mconfig->time_slot = tkn_elem->value;
2433 		break;
2434 
2435 	case SKL_TKN_U8_CORE_ID:
2436 		mconfig->core_id = tkn_elem->value;
2437 		break;
2438 
2439 	case SKL_TKN_U8_MOD_TYPE:
2440 		mconfig->m_type = tkn_elem->value;
2441 		break;
2442 
2443 	case SKL_TKN_U8_DEV_TYPE:
2444 		mconfig->dev_type = tkn_elem->value;
2445 		break;
2446 
2447 	case SKL_TKN_U8_HW_CONN_TYPE:
2448 		mconfig->hw_conn_type = tkn_elem->value;
2449 		break;
2450 
2451 	case SKL_TKN_U16_MOD_INST_ID:
2452 		mconfig->id.instance_id =
2453 		tkn_elem->value;
2454 		break;
2455 
2456 	case SKL_TKN_U32_MEM_PAGES:
2457 	case SKL_TKN_U32_MAX_MCPS:
2458 	case SKL_TKN_U32_OBS:
2459 	case SKL_TKN_U32_IBS:
2460 		ret = skl_tplg_fill_res_tkn(dev, tkn_elem, res, pin_index, dir);
2461 		if (ret < 0)
2462 			return ret;
2463 
2464 		break;
2465 
2466 	case SKL_TKN_U32_VBUS_ID:
2467 		mconfig->vbus_id = tkn_elem->value;
2468 		break;
2469 
2470 	case SKL_TKN_U32_PARAMS_FIXUP:
2471 		mconfig->params_fixup = tkn_elem->value;
2472 		break;
2473 
2474 	case SKL_TKN_U32_CONVERTER:
2475 		mconfig->converter = tkn_elem->value;
2476 		break;
2477 
2478 	case SKL_TKN_U32_D0I3_CAPS:
2479 		mconfig->d0i3_caps = tkn_elem->value;
2480 		break;
2481 
2482 	case SKL_TKN_U32_PIPE_ID:
2483 		ret = skl_tplg_add_pipe(dev,
2484 				mconfig, skl, tkn_elem);
2485 
2486 		if (ret < 0) {
2487 			if (ret == -EEXIST) {
2488 				is_pipe_exists = 1;
2489 				break;
2490 			}
2491 			return is_pipe_exists;
2492 		}
2493 
2494 		break;
2495 
2496 	case SKL_TKN_U32_PIPE_CONFIG_ID:
2497 		conf_idx = tkn_elem->value;
2498 		break;
2499 
2500 	case SKL_TKN_U32_PIPE_CONN_TYPE:
2501 	case SKL_TKN_U32_PIPE_PRIORITY:
2502 	case SKL_TKN_U32_PIPE_MEM_PGS:
2503 	case SKL_TKN_U32_PMODE:
2504 	case SKL_TKN_U32_PIPE_DIRECTION:
2505 	case SKL_TKN_U32_NUM_CONFIGS:
2506 		if (is_pipe_exists) {
2507 			ret = skl_tplg_fill_pipe_tkn(dev, mconfig->pipe,
2508 					tkn_elem->token, tkn_elem->value);
2509 			if (ret < 0)
2510 				return ret;
2511 		}
2512 
2513 		break;
2514 
2515 	case SKL_TKN_U32_PATH_MEM_PGS:
2516 	case SKL_TKN_U32_CFG_FREQ:
2517 	case SKL_TKN_U8_CFG_CHAN:
2518 	case SKL_TKN_U8_CFG_BPS:
2519 		if (mconfig->pipe->nr_cfgs) {
2520 			ret = skl_tplg_fill_pipe_cfg(dev, mconfig->pipe,
2521 					tkn_elem->token, tkn_elem->value,
2522 					conf_idx, dir);
2523 			if (ret < 0)
2524 				return ret;
2525 		}
2526 		break;
2527 
2528 	case SKL_TKN_CFG_MOD_RES_ID:
2529 		mconfig->mod_cfg[conf_idx].res_idx = tkn_elem->value;
2530 		break;
2531 
2532 	case SKL_TKN_CFG_MOD_FMT_ID:
2533 		mconfig->mod_cfg[conf_idx].fmt_idx = tkn_elem->value;
2534 		break;
2535 
2536 	/*
2537 	 * SKL_TKN_U32_DIR_PIN_COUNT token has the value for both
2538 	 * direction and the pin count. The first four bits represent
2539 	 * direction and next four the pin count.
2540 	 */
2541 	case SKL_TKN_U32_DIR_PIN_COUNT:
2542 		dir = tkn_elem->value & SKL_IN_DIR_BIT_MASK;
2543 		pin_index = (tkn_elem->value &
2544 			SKL_PIN_COUNT_MASK) >> 4;
2545 
2546 		break;
2547 
2548 	case SKL_TKN_U32_FMT_CH:
2549 	case SKL_TKN_U32_FMT_FREQ:
2550 	case SKL_TKN_U32_FMT_BIT_DEPTH:
2551 	case SKL_TKN_U32_FMT_SAMPLE_SIZE:
2552 	case SKL_TKN_U32_FMT_CH_CONFIG:
2553 	case SKL_TKN_U32_FMT_INTERLEAVE:
2554 	case SKL_TKN_U32_FMT_SAMPLE_TYPE:
2555 	case SKL_TKN_U32_FMT_CH_MAP:
2556 		ret = skl_tplg_widget_fill_fmt(dev, iface, tkn_elem->token,
2557 				tkn_elem->value, dir, pin_index);
2558 
2559 		if (ret < 0)
2560 			return ret;
2561 
2562 		break;
2563 
2564 	case SKL_TKN_U32_PIN_MOD_ID:
2565 	case SKL_TKN_U32_PIN_INST_ID:
2566 	case SKL_TKN_UUID:
2567 		ret = skl_tplg_fill_pins_info(dev,
2568 				mconfig, tkn_elem, dir,
2569 				pin_index);
2570 		if (ret < 0)
2571 			return ret;
2572 
2573 		break;
2574 
2575 	case SKL_TKN_U32_FMT_CFG_IDX:
2576 		if (tkn_elem->value > SKL_MAX_PARAMS_TYPES)
2577 			return -EINVAL;
2578 
2579 		mconfig->fmt_cfg_idx = tkn_elem->value;
2580 		break;
2581 
2582 	case SKL_TKN_U32_CAPS_SIZE:
2583 		mconfig->formats_config[mconfig->fmt_cfg_idx].caps_size =
2584 			tkn_elem->value;
2585 
2586 		break;
2587 
2588 	case SKL_TKN_U32_CAPS_SET_PARAMS:
2589 		mconfig->formats_config[mconfig->fmt_cfg_idx].set_params =
2590 				tkn_elem->value;
2591 		break;
2592 
2593 	case SKL_TKN_U32_CAPS_PARAMS_ID:
2594 		mconfig->formats_config[mconfig->fmt_cfg_idx].param_id =
2595 				tkn_elem->value;
2596 		break;
2597 
2598 	case SKL_TKN_U32_PROC_DOMAIN:
2599 		mconfig->domain =
2600 			tkn_elem->value;
2601 
2602 		break;
2603 
2604 	case SKL_TKN_U32_DMA_BUF_SIZE:
2605 		mconfig->dma_buffer_size = tkn_elem->value;
2606 		break;
2607 
2608 	case SKL_TKN_U8_IN_PIN_TYPE:
2609 	case SKL_TKN_U8_OUT_PIN_TYPE:
2610 	case SKL_TKN_U8_CONN_TYPE:
2611 		break;
2612 
2613 	default:
2614 		dev_err(dev, "Token %d not handled\n",
2615 				tkn_elem->token);
2616 		return -EINVAL;
2617 	}
2618 
2619 	tkn_count++;
2620 
2621 	return tkn_count;
2622 }
2623 
2624 /*
2625  * Parse the vendor array for specific tokens to construct
2626  * module private data
2627  */
2628 static int skl_tplg_get_tokens(struct device *dev,
2629 		char *pvt_data,	struct skl_dev *skl,
2630 		struct skl_module_cfg *mconfig, int block_size)
2631 {
2632 	struct snd_soc_tplg_vendor_array *array;
2633 	struct snd_soc_tplg_vendor_value_elem *tkn_elem;
2634 	int tkn_count = 0, ret;
2635 	int off = 0, tuple_size = 0;
2636 	bool is_module_guid = true;
2637 
2638 	if (block_size <= 0)
2639 		return -EINVAL;
2640 
2641 	while (tuple_size < block_size) {
2642 		array = (struct snd_soc_tplg_vendor_array *)(pvt_data + off);
2643 
2644 		off += array->size;
2645 
2646 		switch (array->type) {
2647 		case SND_SOC_TPLG_TUPLE_TYPE_STRING:
2648 			dev_warn(dev, "no string tokens expected for skl tplg\n");
2649 			continue;
2650 
2651 		case SND_SOC_TPLG_TUPLE_TYPE_UUID:
2652 			if (is_module_guid) {
2653 				ret = skl_tplg_get_uuid(dev, (guid_t *)mconfig->guid,
2654 							array->uuid);
2655 				is_module_guid = false;
2656 			} else {
2657 				ret = skl_tplg_get_token(dev, array->value, skl,
2658 							 mconfig);
2659 			}
2660 
2661 			if (ret < 0)
2662 				return ret;
2663 
2664 			tuple_size += sizeof(*array->uuid);
2665 
2666 			continue;
2667 
2668 		default:
2669 			tkn_elem = array->value;
2670 			tkn_count = 0;
2671 			break;
2672 		}
2673 
2674 		while (tkn_count <= (array->num_elems - 1)) {
2675 			ret = skl_tplg_get_token(dev, tkn_elem,
2676 					skl, mconfig);
2677 
2678 			if (ret < 0)
2679 				return ret;
2680 
2681 			tkn_count = tkn_count + ret;
2682 			tkn_elem++;
2683 		}
2684 
2685 		tuple_size += tkn_count * sizeof(*tkn_elem);
2686 	}
2687 
2688 	return off;
2689 }
2690 
2691 /*
2692  * Every data block is preceded by a descriptor to read the number
2693  * of data blocks, they type of the block and it's size
2694  */
2695 static int skl_tplg_get_desc_blocks(struct device *dev,
2696 		struct snd_soc_tplg_vendor_array *array)
2697 {
2698 	struct snd_soc_tplg_vendor_value_elem *tkn_elem;
2699 
2700 	tkn_elem = array->value;
2701 
2702 	switch (tkn_elem->token) {
2703 	case SKL_TKN_U8_NUM_BLOCKS:
2704 	case SKL_TKN_U8_BLOCK_TYPE:
2705 	case SKL_TKN_U16_BLOCK_SIZE:
2706 		return tkn_elem->value;
2707 
2708 	default:
2709 		dev_err(dev, "Invalid descriptor token %d\n", tkn_elem->token);
2710 		break;
2711 	}
2712 
2713 	return -EINVAL;
2714 }
2715 
2716 /* Functions to parse private data from configuration file format v4 */
2717 
2718 /*
2719  * Add pipeline from topology binary into driver pipeline list
2720  *
2721  * If already added we return that instance
2722  * Otherwise we create a new instance and add into driver list
2723  */
2724 static int skl_tplg_add_pipe_v4(struct device *dev,
2725 			struct skl_module_cfg *mconfig, struct skl_dev *skl,
2726 			struct skl_dfw_v4_pipe *dfw_pipe)
2727 {
2728 	struct skl_pipeline *ppl;
2729 	struct skl_pipe *pipe;
2730 	struct skl_pipe_params *params;
2731 
2732 	list_for_each_entry(ppl, &skl->ppl_list, node) {
2733 		if (ppl->pipe->ppl_id == dfw_pipe->pipe_id) {
2734 			mconfig->pipe = ppl->pipe;
2735 			return 0;
2736 		}
2737 	}
2738 
2739 	ppl = devm_kzalloc(dev, sizeof(*ppl), GFP_KERNEL);
2740 	if (!ppl)
2741 		return -ENOMEM;
2742 
2743 	pipe = devm_kzalloc(dev, sizeof(*pipe), GFP_KERNEL);
2744 	if (!pipe)
2745 		return -ENOMEM;
2746 
2747 	params = devm_kzalloc(dev, sizeof(*params), GFP_KERNEL);
2748 	if (!params)
2749 		return -ENOMEM;
2750 
2751 	pipe->ppl_id = dfw_pipe->pipe_id;
2752 	pipe->memory_pages = dfw_pipe->memory_pages;
2753 	pipe->pipe_priority = dfw_pipe->pipe_priority;
2754 	pipe->conn_type = dfw_pipe->conn_type;
2755 	pipe->state = SKL_PIPE_INVALID;
2756 	pipe->p_params = params;
2757 	INIT_LIST_HEAD(&pipe->w_list);
2758 
2759 	ppl->pipe = pipe;
2760 	list_add(&ppl->node, &skl->ppl_list);
2761 
2762 	mconfig->pipe = pipe;
2763 
2764 	return 0;
2765 }
2766 
2767 static void skl_fill_module_pin_info_v4(struct skl_dfw_v4_module_pin *dfw_pin,
2768 					struct skl_module_pin *m_pin,
2769 					bool is_dynamic, int max_pin)
2770 {
2771 	int i;
2772 
2773 	for (i = 0; i < max_pin; i++) {
2774 		m_pin[i].id.module_id = dfw_pin[i].module_id;
2775 		m_pin[i].id.instance_id = dfw_pin[i].instance_id;
2776 		m_pin[i].in_use = false;
2777 		m_pin[i].is_dynamic = is_dynamic;
2778 		m_pin[i].pin_state = SKL_PIN_UNBIND;
2779 	}
2780 }
2781 
2782 static void skl_tplg_fill_fmt_v4(struct skl_module_pin_fmt *dst_fmt,
2783 				 struct skl_dfw_v4_module_fmt *src_fmt,
2784 				 int pins)
2785 {
2786 	int i;
2787 
2788 	for (i = 0; i < pins; i++) {
2789 		dst_fmt[i].fmt.channels  = src_fmt[i].channels;
2790 		dst_fmt[i].fmt.s_freq = src_fmt[i].freq;
2791 		dst_fmt[i].fmt.bit_depth = src_fmt[i].bit_depth;
2792 		dst_fmt[i].fmt.valid_bit_depth = src_fmt[i].valid_bit_depth;
2793 		dst_fmt[i].fmt.ch_cfg = src_fmt[i].ch_cfg;
2794 		dst_fmt[i].fmt.ch_map = src_fmt[i].ch_map;
2795 		dst_fmt[i].fmt.interleaving_style =
2796 						src_fmt[i].interleaving_style;
2797 		dst_fmt[i].fmt.sample_type = src_fmt[i].sample_type;
2798 	}
2799 }
2800 
2801 static int skl_tplg_get_pvt_data_v4(struct snd_soc_tplg_dapm_widget *tplg_w,
2802 				    struct skl_dev *skl, struct device *dev,
2803 				    struct skl_module_cfg *mconfig)
2804 {
2805 	struct skl_dfw_v4_module *dfw =
2806 				(struct skl_dfw_v4_module *)tplg_w->priv.data;
2807 	int ret;
2808 	int idx = mconfig->fmt_cfg_idx;
2809 
2810 	dev_dbg(dev, "Parsing Skylake v4 widget topology data\n");
2811 
2812 	ret = guid_parse(dfw->uuid, (guid_t *)mconfig->guid);
2813 	if (ret)
2814 		return ret;
2815 	mconfig->id.module_id = -1;
2816 	mconfig->id.instance_id = dfw->instance_id;
2817 	mconfig->module->resources[0].cpc = dfw->max_mcps / 1000;
2818 	mconfig->module->resources[0].ibs = dfw->ibs;
2819 	mconfig->module->resources[0].obs = dfw->obs;
2820 	mconfig->core_id = dfw->core_id;
2821 	mconfig->module->max_input_pins = dfw->max_in_queue;
2822 	mconfig->module->max_output_pins = dfw->max_out_queue;
2823 	mconfig->module->loadable = dfw->is_loadable;
2824 	skl_tplg_fill_fmt_v4(mconfig->module->formats[0].inputs, dfw->in_fmt,
2825 			     MAX_IN_QUEUE);
2826 	skl_tplg_fill_fmt_v4(mconfig->module->formats[0].outputs, dfw->out_fmt,
2827 			     MAX_OUT_QUEUE);
2828 
2829 	mconfig->params_fixup = dfw->params_fixup;
2830 	mconfig->converter = dfw->converter;
2831 	mconfig->m_type = dfw->module_type;
2832 	mconfig->vbus_id = dfw->vbus_id;
2833 	mconfig->module->resources[0].is_pages = dfw->mem_pages;
2834 
2835 	ret = skl_tplg_add_pipe_v4(dev, mconfig, skl, &dfw->pipe);
2836 	if (ret)
2837 		return ret;
2838 
2839 	mconfig->dev_type = dfw->dev_type;
2840 	mconfig->hw_conn_type = dfw->hw_conn_type;
2841 	mconfig->time_slot = dfw->time_slot;
2842 	mconfig->formats_config[idx].caps_size = dfw->caps.caps_size;
2843 
2844 	mconfig->m_in_pin = devm_kcalloc(dev,
2845 				MAX_IN_QUEUE, sizeof(*mconfig->m_in_pin),
2846 				GFP_KERNEL);
2847 	if (!mconfig->m_in_pin)
2848 		return -ENOMEM;
2849 
2850 	mconfig->m_out_pin = devm_kcalloc(dev,
2851 				MAX_OUT_QUEUE, sizeof(*mconfig->m_out_pin),
2852 				GFP_KERNEL);
2853 	if (!mconfig->m_out_pin)
2854 		return -ENOMEM;
2855 
2856 	skl_fill_module_pin_info_v4(dfw->in_pin, mconfig->m_in_pin,
2857 				    dfw->is_dynamic_in_pin,
2858 				    mconfig->module->max_input_pins);
2859 	skl_fill_module_pin_info_v4(dfw->out_pin, mconfig->m_out_pin,
2860 				    dfw->is_dynamic_out_pin,
2861 				    mconfig->module->max_output_pins);
2862 
2863 	if (mconfig->formats_config[idx].caps_size) {
2864 		mconfig->formats_config[idx].set_params = dfw->caps.set_params;
2865 		mconfig->formats_config[idx].param_id = dfw->caps.param_id;
2866 		mconfig->formats_config[idx].caps =
2867 		devm_kzalloc(dev, mconfig->formats_config[idx].caps_size,
2868 			     GFP_KERNEL);
2869 		if (!mconfig->formats_config[idx].caps)
2870 			return -ENOMEM;
2871 		memcpy(mconfig->formats_config[idx].caps, dfw->caps.caps,
2872 		       dfw->caps.caps_size);
2873 	}
2874 
2875 	return 0;
2876 }
2877 
2878 static int skl_tplg_get_caps_data(struct device *dev, char *data,
2879 				  struct skl_module_cfg *mconfig)
2880 {
2881 	int idx = mconfig->fmt_cfg_idx;
2882 
2883 	if (mconfig->formats_config[idx].caps_size > 0) {
2884 		mconfig->formats_config[idx].caps =
2885 			devm_kzalloc(dev, mconfig->formats_config[idx].caps_size,
2886 				     GFP_KERNEL);
2887 		if (!mconfig->formats_config[idx].caps)
2888 			return -ENOMEM;
2889 		memcpy(mconfig->formats_config[idx].caps, data,
2890 		       mconfig->formats_config[idx].caps_size);
2891 	}
2892 
2893 	return mconfig->formats_config[idx].caps_size;
2894 }
2895 
2896 /*
2897  * Parse the private data for the token and corresponding value.
2898  * The private data can have multiple data blocks. So, a data block
2899  * is preceded by a descriptor for number of blocks and a descriptor
2900  * for the type and size of the suceeding data block.
2901  */
2902 static int skl_tplg_get_pvt_data(struct snd_soc_tplg_dapm_widget *tplg_w,
2903 				struct skl_dev *skl, struct device *dev,
2904 				struct skl_module_cfg *mconfig)
2905 {
2906 	struct snd_soc_tplg_vendor_array *array;
2907 	int num_blocks, block_size, block_type, off = 0;
2908 	char *data;
2909 	int ret;
2910 
2911 	/*
2912 	 * v4 configuration files have a valid UUID at the start of
2913 	 * the widget's private data.
2914 	 */
2915 	if (uuid_is_valid((char *)tplg_w->priv.data))
2916 		return skl_tplg_get_pvt_data_v4(tplg_w, skl, dev, mconfig);
2917 
2918 	/* Read the NUM_DATA_BLOCKS descriptor */
2919 	array = (struct snd_soc_tplg_vendor_array *)tplg_w->priv.data;
2920 	ret = skl_tplg_get_desc_blocks(dev, array);
2921 	if (ret < 0)
2922 		return ret;
2923 	num_blocks = ret;
2924 
2925 	off += array->size;
2926 	/* Read the BLOCK_TYPE and BLOCK_SIZE descriptor */
2927 	while (num_blocks > 0) {
2928 		array = (struct snd_soc_tplg_vendor_array *)
2929 				(tplg_w->priv.data + off);
2930 
2931 		ret = skl_tplg_get_desc_blocks(dev, array);
2932 
2933 		if (ret < 0)
2934 			return ret;
2935 		block_type = ret;
2936 		off += array->size;
2937 
2938 		array = (struct snd_soc_tplg_vendor_array *)
2939 			(tplg_w->priv.data + off);
2940 
2941 		ret = skl_tplg_get_desc_blocks(dev, array);
2942 
2943 		if (ret < 0)
2944 			return ret;
2945 		block_size = ret;
2946 		off += array->size;
2947 
2948 		array = (struct snd_soc_tplg_vendor_array *)
2949 			(tplg_w->priv.data + off);
2950 
2951 		data = (tplg_w->priv.data + off);
2952 
2953 		if (block_type == SKL_TYPE_TUPLE) {
2954 			ret = skl_tplg_get_tokens(dev, data,
2955 					skl, mconfig, block_size);
2956 		} else {
2957 			ret = skl_tplg_get_caps_data(dev, data, mconfig);
2958 		}
2959 
2960 		if (ret < 0)
2961 			return ret;
2962 
2963 		--num_blocks;
2964 		off += ret;
2965 	}
2966 
2967 	return 0;
2968 }
2969 
2970 static void skl_clear_pin_config(struct snd_soc_component *component,
2971 				struct snd_soc_dapm_widget *w)
2972 {
2973 	int i;
2974 	struct skl_module_cfg *mconfig;
2975 	struct skl_pipe *pipe;
2976 
2977 	if (!strncmp(w->dapm->component->name, component->name,
2978 					strlen(component->name))) {
2979 		mconfig = w->priv;
2980 		pipe = mconfig->pipe;
2981 		for (i = 0; i < mconfig->module->max_input_pins; i++) {
2982 			mconfig->m_in_pin[i].in_use = false;
2983 			mconfig->m_in_pin[i].pin_state = SKL_PIN_UNBIND;
2984 		}
2985 		for (i = 0; i < mconfig->module->max_output_pins; i++) {
2986 			mconfig->m_out_pin[i].in_use = false;
2987 			mconfig->m_out_pin[i].pin_state = SKL_PIN_UNBIND;
2988 		}
2989 		pipe->state = SKL_PIPE_INVALID;
2990 		mconfig->m_state = SKL_MODULE_UNINIT;
2991 	}
2992 }
2993 
2994 void skl_cleanup_resources(struct skl_dev *skl)
2995 {
2996 	struct snd_soc_component *soc_component = skl->component;
2997 	struct snd_soc_dapm_widget *w;
2998 	struct snd_soc_card *card;
2999 
3000 	if (soc_component == NULL)
3001 		return;
3002 
3003 	card = soc_component->card;
3004 	if (!card || !card->instantiated)
3005 		return;
3006 
3007 	list_for_each_entry(w, &card->widgets, list) {
3008 		if (is_skl_dsp_widget_type(w, skl->dev) && w->priv != NULL)
3009 			skl_clear_pin_config(soc_component, w);
3010 	}
3011 
3012 	skl_clear_module_cnt(skl->dsp);
3013 }
3014 
3015 /*
3016  * Topology core widget load callback
3017  *
3018  * This is used to save the private data for each widget which gives
3019  * information to the driver about module and pipeline parameters which DSP
3020  * FW expects like ids, resource values, formats etc
3021  */
3022 static int skl_tplg_widget_load(struct snd_soc_component *cmpnt, int index,
3023 				struct snd_soc_dapm_widget *w,
3024 				struct snd_soc_tplg_dapm_widget *tplg_w)
3025 {
3026 	int ret;
3027 	struct hdac_bus *bus = snd_soc_component_get_drvdata(cmpnt);
3028 	struct skl_dev *skl = bus_to_skl(bus);
3029 	struct skl_module_cfg *mconfig;
3030 
3031 	if (!tplg_w->priv.size)
3032 		goto bind_event;
3033 
3034 	mconfig = devm_kzalloc(bus->dev, sizeof(*mconfig), GFP_KERNEL);
3035 
3036 	if (!mconfig)
3037 		return -ENOMEM;
3038 
3039 	if (skl->nr_modules == 0) {
3040 		mconfig->module = devm_kzalloc(bus->dev,
3041 				sizeof(*mconfig->module), GFP_KERNEL);
3042 		if (!mconfig->module)
3043 			return -ENOMEM;
3044 	}
3045 
3046 	w->priv = mconfig;
3047 
3048 	/*
3049 	 * module binary can be loaded later, so set it to query when
3050 	 * module is load for a use case
3051 	 */
3052 	mconfig->id.module_id = -1;
3053 
3054 	/* To provide backward compatibility, set default as SKL_PARAM_INIT */
3055 	mconfig->fmt_cfg_idx = SKL_PARAM_INIT;
3056 
3057 	/* Parse private data for tuples */
3058 	ret = skl_tplg_get_pvt_data(tplg_w, skl, bus->dev, mconfig);
3059 	if (ret < 0)
3060 		return ret;
3061 
3062 	skl_debug_init_module(skl->debugfs, w, mconfig);
3063 
3064 bind_event:
3065 	if (tplg_w->event_type == 0) {
3066 		dev_dbg(bus->dev, "ASoC: No event handler required\n");
3067 		return 0;
3068 	}
3069 
3070 	ret = snd_soc_tplg_widget_bind_event(w, skl_tplg_widget_ops,
3071 					ARRAY_SIZE(skl_tplg_widget_ops),
3072 					tplg_w->event_type);
3073 
3074 	if (ret) {
3075 		dev_err(bus->dev, "%s: No matching event handlers found for %d\n",
3076 					__func__, tplg_w->event_type);
3077 		return -EINVAL;
3078 	}
3079 
3080 	return 0;
3081 }
3082 
3083 static int skl_init_algo_data(struct device *dev, struct soc_bytes_ext *be,
3084 					struct snd_soc_tplg_bytes_control *bc)
3085 {
3086 	struct skl_algo_data *ac;
3087 	struct skl_dfw_algo_data *dfw_ac =
3088 				(struct skl_dfw_algo_data *)bc->priv.data;
3089 
3090 	ac = devm_kzalloc(dev, sizeof(*ac), GFP_KERNEL);
3091 	if (!ac)
3092 		return -ENOMEM;
3093 
3094 	/* Fill private data */
3095 	ac->max = dfw_ac->max;
3096 	ac->param_id = dfw_ac->param_id;
3097 	ac->set_params = dfw_ac->set_params;
3098 	ac->size = dfw_ac->max;
3099 
3100 	if (ac->max) {
3101 		ac->params = devm_kzalloc(dev, ac->max, GFP_KERNEL);
3102 		if (!ac->params)
3103 			return -ENOMEM;
3104 
3105 		memcpy(ac->params, dfw_ac->params, ac->max);
3106 	}
3107 
3108 	be->dobj.private  = ac;
3109 	return 0;
3110 }
3111 
3112 static int skl_init_enum_data(struct device *dev, struct soc_enum *se,
3113 				struct snd_soc_tplg_enum_control *ec)
3114 {
3115 
3116 	void *data;
3117 
3118 	if (ec->priv.size) {
3119 		data = devm_kzalloc(dev, sizeof(ec->priv.size), GFP_KERNEL);
3120 		if (!data)
3121 			return -ENOMEM;
3122 		memcpy(data, ec->priv.data, ec->priv.size);
3123 		se->dobj.private = data;
3124 	}
3125 
3126 	return 0;
3127 
3128 }
3129 
3130 static int skl_tplg_control_load(struct snd_soc_component *cmpnt,
3131 				int index,
3132 				struct snd_kcontrol_new *kctl,
3133 				struct snd_soc_tplg_ctl_hdr *hdr)
3134 {
3135 	struct soc_bytes_ext *sb;
3136 	struct snd_soc_tplg_bytes_control *tplg_bc;
3137 	struct snd_soc_tplg_enum_control *tplg_ec;
3138 	struct hdac_bus *bus  = snd_soc_component_get_drvdata(cmpnt);
3139 	struct soc_enum *se;
3140 
3141 	switch (hdr->ops.info) {
3142 	case SND_SOC_TPLG_CTL_BYTES:
3143 		tplg_bc = container_of(hdr,
3144 				struct snd_soc_tplg_bytes_control, hdr);
3145 		if (kctl->access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {
3146 			sb = (struct soc_bytes_ext *)kctl->private_value;
3147 			if (tplg_bc->priv.size)
3148 				return skl_init_algo_data(
3149 						bus->dev, sb, tplg_bc);
3150 		}
3151 		break;
3152 
3153 	case SND_SOC_TPLG_CTL_ENUM:
3154 		tplg_ec = container_of(hdr,
3155 				struct snd_soc_tplg_enum_control, hdr);
3156 		if (kctl->access & SNDRV_CTL_ELEM_ACCESS_READ) {
3157 			se = (struct soc_enum *)kctl->private_value;
3158 			if (tplg_ec->priv.size)
3159 				skl_init_enum_data(bus->dev, se, tplg_ec);
3160 		}
3161 
3162 		/*
3163 		 * now that the control initializations are done, remove
3164 		 * write permission for the DMIC configuration enums to
3165 		 * avoid conflicts between NHLT settings and user interaction
3166 		 */
3167 
3168 		if (hdr->ops.get == SKL_CONTROL_TYPE_MULTI_IO_SELECT_DMIC)
3169 			kctl->access = SNDRV_CTL_ELEM_ACCESS_READ;
3170 
3171 		break;
3172 
3173 	default:
3174 		dev_dbg(bus->dev, "Control load not supported %d:%d:%d\n",
3175 			hdr->ops.get, hdr->ops.put, hdr->ops.info);
3176 		break;
3177 	}
3178 
3179 	return 0;
3180 }
3181 
3182 static int skl_tplg_fill_str_mfest_tkn(struct device *dev,
3183 		struct snd_soc_tplg_vendor_string_elem *str_elem,
3184 		struct skl_dev *skl)
3185 {
3186 	int tkn_count = 0;
3187 	static int ref_count;
3188 
3189 	switch (str_elem->token) {
3190 	case SKL_TKN_STR_LIB_NAME:
3191 		if (ref_count > skl->lib_count - 1) {
3192 			ref_count = 0;
3193 			return -EINVAL;
3194 		}
3195 
3196 		strncpy(skl->lib_info[ref_count].name,
3197 			str_elem->string,
3198 			ARRAY_SIZE(skl->lib_info[ref_count].name));
3199 		ref_count++;
3200 		break;
3201 
3202 	default:
3203 		dev_err(dev, "Not a string token %d\n", str_elem->token);
3204 		break;
3205 	}
3206 	tkn_count++;
3207 
3208 	return tkn_count;
3209 }
3210 
3211 static int skl_tplg_get_str_tkn(struct device *dev,
3212 		struct snd_soc_tplg_vendor_array *array,
3213 		struct skl_dev *skl)
3214 {
3215 	int tkn_count = 0, ret;
3216 	struct snd_soc_tplg_vendor_string_elem *str_elem;
3217 
3218 	str_elem = (struct snd_soc_tplg_vendor_string_elem *)array->value;
3219 	while (tkn_count < array->num_elems) {
3220 		ret = skl_tplg_fill_str_mfest_tkn(dev, str_elem, skl);
3221 		str_elem++;
3222 
3223 		if (ret < 0)
3224 			return ret;
3225 
3226 		tkn_count = tkn_count + ret;
3227 	}
3228 
3229 	return tkn_count;
3230 }
3231 
3232 static int skl_tplg_manifest_fill_fmt(struct device *dev,
3233 		struct skl_module_iface *fmt,
3234 		struct snd_soc_tplg_vendor_value_elem *tkn_elem,
3235 		u32 dir, int fmt_idx)
3236 {
3237 	struct skl_module_pin_fmt *dst_fmt;
3238 	struct skl_module_fmt *mod_fmt;
3239 	int ret;
3240 
3241 	if (!fmt)
3242 		return -EINVAL;
3243 
3244 	switch (dir) {
3245 	case SKL_DIR_IN:
3246 		dst_fmt = &fmt->inputs[fmt_idx];
3247 		break;
3248 
3249 	case SKL_DIR_OUT:
3250 		dst_fmt = &fmt->outputs[fmt_idx];
3251 		break;
3252 
3253 	default:
3254 		dev_err(dev, "Invalid direction: %d\n", dir);
3255 		return -EINVAL;
3256 	}
3257 
3258 	mod_fmt = &dst_fmt->fmt;
3259 
3260 	switch (tkn_elem->token) {
3261 	case SKL_TKN_MM_U32_INTF_PIN_ID:
3262 		dst_fmt->id = tkn_elem->value;
3263 		break;
3264 
3265 	default:
3266 		ret = skl_tplg_fill_fmt(dev, mod_fmt, tkn_elem->token,
3267 					tkn_elem->value);
3268 		if (ret < 0)
3269 			return ret;
3270 		break;
3271 	}
3272 
3273 	return 0;
3274 }
3275 
3276 static int skl_tplg_fill_mod_info(struct device *dev,
3277 		struct snd_soc_tplg_vendor_value_elem *tkn_elem,
3278 		struct skl_module *mod)
3279 {
3280 
3281 	if (!mod)
3282 		return -EINVAL;
3283 
3284 	switch (tkn_elem->token) {
3285 	case SKL_TKN_U8_IN_PIN_TYPE:
3286 		mod->input_pin_type = tkn_elem->value;
3287 		break;
3288 
3289 	case SKL_TKN_U8_OUT_PIN_TYPE:
3290 		mod->output_pin_type = tkn_elem->value;
3291 		break;
3292 
3293 	case SKL_TKN_U8_IN_QUEUE_COUNT:
3294 		mod->max_input_pins = tkn_elem->value;
3295 		break;
3296 
3297 	case SKL_TKN_U8_OUT_QUEUE_COUNT:
3298 		mod->max_output_pins = tkn_elem->value;
3299 		break;
3300 
3301 	case SKL_TKN_MM_U8_NUM_RES:
3302 		mod->nr_resources = tkn_elem->value;
3303 		break;
3304 
3305 	case SKL_TKN_MM_U8_NUM_INTF:
3306 		mod->nr_interfaces = tkn_elem->value;
3307 		break;
3308 
3309 	default:
3310 		dev_err(dev, "Invalid mod info token %d", tkn_elem->token);
3311 		return -EINVAL;
3312 	}
3313 
3314 	return 0;
3315 }
3316 
3317 
3318 static int skl_tplg_get_int_tkn(struct device *dev,
3319 		struct snd_soc_tplg_vendor_value_elem *tkn_elem,
3320 		struct skl_dev *skl)
3321 {
3322 	int tkn_count = 0, ret;
3323 	static int mod_idx, res_val_idx, intf_val_idx, dir, pin_idx;
3324 	struct skl_module_res *res = NULL;
3325 	struct skl_module_iface *fmt = NULL;
3326 	struct skl_module *mod = NULL;
3327 	static struct skl_astate_param *astate_table;
3328 	static int astate_cfg_idx, count;
3329 	int i;
3330 	size_t size;
3331 
3332 	if (skl->modules) {
3333 		mod = skl->modules[mod_idx];
3334 		res = &mod->resources[res_val_idx];
3335 		fmt = &mod->formats[intf_val_idx];
3336 	}
3337 
3338 	switch (tkn_elem->token) {
3339 	case SKL_TKN_U32_LIB_COUNT:
3340 		skl->lib_count = tkn_elem->value;
3341 		break;
3342 
3343 	case SKL_TKN_U8_NUM_MOD:
3344 		skl->nr_modules = tkn_elem->value;
3345 		skl->modules = devm_kcalloc(dev, skl->nr_modules,
3346 				sizeof(*skl->modules), GFP_KERNEL);
3347 		if (!skl->modules)
3348 			return -ENOMEM;
3349 
3350 		for (i = 0; i < skl->nr_modules; i++) {
3351 			skl->modules[i] = devm_kzalloc(dev,
3352 					sizeof(struct skl_module), GFP_KERNEL);
3353 			if (!skl->modules[i])
3354 				return -ENOMEM;
3355 		}
3356 		break;
3357 
3358 	case SKL_TKN_MM_U8_MOD_IDX:
3359 		mod_idx = tkn_elem->value;
3360 		break;
3361 
3362 	case SKL_TKN_U32_ASTATE_COUNT:
3363 		if (astate_table != NULL) {
3364 			dev_err(dev, "More than one entry for A-State count");
3365 			return -EINVAL;
3366 		}
3367 
3368 		if (tkn_elem->value > SKL_MAX_ASTATE_CFG) {
3369 			dev_err(dev, "Invalid A-State count %d\n",
3370 				tkn_elem->value);
3371 			return -EINVAL;
3372 		}
3373 
3374 		size = struct_size(skl->cfg.astate_cfg, astate_table,
3375 				   tkn_elem->value);
3376 		skl->cfg.astate_cfg = devm_kzalloc(dev, size, GFP_KERNEL);
3377 		if (!skl->cfg.astate_cfg)
3378 			return -ENOMEM;
3379 
3380 		astate_table = skl->cfg.astate_cfg->astate_table;
3381 		count = skl->cfg.astate_cfg->count = tkn_elem->value;
3382 		break;
3383 
3384 	case SKL_TKN_U32_ASTATE_IDX:
3385 		if (tkn_elem->value >= count) {
3386 			dev_err(dev, "Invalid A-State index %d\n",
3387 				tkn_elem->value);
3388 			return -EINVAL;
3389 		}
3390 
3391 		astate_cfg_idx = tkn_elem->value;
3392 		break;
3393 
3394 	case SKL_TKN_U32_ASTATE_KCPS:
3395 		astate_table[astate_cfg_idx].kcps = tkn_elem->value;
3396 		break;
3397 
3398 	case SKL_TKN_U32_ASTATE_CLK_SRC:
3399 		astate_table[astate_cfg_idx].clk_src = tkn_elem->value;
3400 		break;
3401 
3402 	case SKL_TKN_U8_IN_PIN_TYPE:
3403 	case SKL_TKN_U8_OUT_PIN_TYPE:
3404 	case SKL_TKN_U8_IN_QUEUE_COUNT:
3405 	case SKL_TKN_U8_OUT_QUEUE_COUNT:
3406 	case SKL_TKN_MM_U8_NUM_RES:
3407 	case SKL_TKN_MM_U8_NUM_INTF:
3408 		ret = skl_tplg_fill_mod_info(dev, tkn_elem, mod);
3409 		if (ret < 0)
3410 			return ret;
3411 		break;
3412 
3413 	case SKL_TKN_U32_DIR_PIN_COUNT:
3414 		dir = tkn_elem->value & SKL_IN_DIR_BIT_MASK;
3415 		pin_idx = (tkn_elem->value & SKL_PIN_COUNT_MASK) >> 4;
3416 		break;
3417 
3418 	case SKL_TKN_MM_U32_RES_ID:
3419 		if (!res)
3420 			return -EINVAL;
3421 
3422 		res->id = tkn_elem->value;
3423 		res_val_idx = tkn_elem->value;
3424 		break;
3425 
3426 	case SKL_TKN_MM_U32_FMT_ID:
3427 		if (!fmt)
3428 			return -EINVAL;
3429 
3430 		fmt->fmt_idx = tkn_elem->value;
3431 		intf_val_idx = tkn_elem->value;
3432 		break;
3433 
3434 	case SKL_TKN_MM_U32_CPS:
3435 	case SKL_TKN_MM_U32_DMA_SIZE:
3436 	case SKL_TKN_MM_U32_CPC:
3437 	case SKL_TKN_U32_MEM_PAGES:
3438 	case SKL_TKN_U32_OBS:
3439 	case SKL_TKN_U32_IBS:
3440 	case SKL_TKN_MM_U32_RES_PIN_ID:
3441 	case SKL_TKN_MM_U32_PIN_BUF:
3442 		ret = skl_tplg_fill_res_tkn(dev, tkn_elem, res, pin_idx, dir);
3443 		if (ret < 0)
3444 			return ret;
3445 
3446 		break;
3447 
3448 	case SKL_TKN_MM_U32_NUM_IN_FMT:
3449 		if (!fmt)
3450 			return -EINVAL;
3451 
3452 		res->nr_input_pins = tkn_elem->value;
3453 		break;
3454 
3455 	case SKL_TKN_MM_U32_NUM_OUT_FMT:
3456 		if (!fmt)
3457 			return -EINVAL;
3458 
3459 		res->nr_output_pins = tkn_elem->value;
3460 		break;
3461 
3462 	case SKL_TKN_U32_FMT_CH:
3463 	case SKL_TKN_U32_FMT_FREQ:
3464 	case SKL_TKN_U32_FMT_BIT_DEPTH:
3465 	case SKL_TKN_U32_FMT_SAMPLE_SIZE:
3466 	case SKL_TKN_U32_FMT_CH_CONFIG:
3467 	case SKL_TKN_U32_FMT_INTERLEAVE:
3468 	case SKL_TKN_U32_FMT_SAMPLE_TYPE:
3469 	case SKL_TKN_U32_FMT_CH_MAP:
3470 	case SKL_TKN_MM_U32_INTF_PIN_ID:
3471 		ret = skl_tplg_manifest_fill_fmt(dev, fmt, tkn_elem,
3472 						 dir, pin_idx);
3473 		if (ret < 0)
3474 			return ret;
3475 		break;
3476 
3477 	default:
3478 		dev_err(dev, "Not a manifest token %d\n", tkn_elem->token);
3479 		return -EINVAL;
3480 	}
3481 	tkn_count++;
3482 
3483 	return tkn_count;
3484 }
3485 
3486 /*
3487  * Fill the manifest structure by parsing the tokens based on the
3488  * type.
3489  */
3490 static int skl_tplg_get_manifest_tkn(struct device *dev,
3491 		char *pvt_data, struct skl_dev *skl,
3492 		int block_size)
3493 {
3494 	int tkn_count = 0, ret;
3495 	int off = 0, tuple_size = 0;
3496 	u8 uuid_index = 0;
3497 	struct snd_soc_tplg_vendor_array *array;
3498 	struct snd_soc_tplg_vendor_value_elem *tkn_elem;
3499 
3500 	if (block_size <= 0)
3501 		return -EINVAL;
3502 
3503 	while (tuple_size < block_size) {
3504 		array = (struct snd_soc_tplg_vendor_array *)(pvt_data + off);
3505 		off += array->size;
3506 		switch (array->type) {
3507 		case SND_SOC_TPLG_TUPLE_TYPE_STRING:
3508 			ret = skl_tplg_get_str_tkn(dev, array, skl);
3509 
3510 			if (ret < 0)
3511 				return ret;
3512 			tkn_count = ret;
3513 
3514 			tuple_size += tkn_count *
3515 				sizeof(struct snd_soc_tplg_vendor_string_elem);
3516 			continue;
3517 
3518 		case SND_SOC_TPLG_TUPLE_TYPE_UUID:
3519 			if (array->uuid->token != SKL_TKN_UUID) {
3520 				dev_err(dev, "Not an UUID token: %d\n",
3521 					array->uuid->token);
3522 				return -EINVAL;
3523 			}
3524 			if (uuid_index >= skl->nr_modules) {
3525 				dev_err(dev, "Too many UUID tokens\n");
3526 				return -EINVAL;
3527 			}
3528 			import_guid(&skl->modules[uuid_index++]->uuid,
3529 				    array->uuid->uuid);
3530 
3531 			tuple_size += sizeof(*array->uuid);
3532 			continue;
3533 
3534 		default:
3535 			tkn_elem = array->value;
3536 			tkn_count = 0;
3537 			break;
3538 		}
3539 
3540 		while (tkn_count <= array->num_elems - 1) {
3541 			ret = skl_tplg_get_int_tkn(dev,
3542 					tkn_elem, skl);
3543 			if (ret < 0)
3544 				return ret;
3545 
3546 			tkn_count = tkn_count + ret;
3547 			tkn_elem++;
3548 		}
3549 		tuple_size += (tkn_count * sizeof(*tkn_elem));
3550 		tkn_count = 0;
3551 	}
3552 
3553 	return off;
3554 }
3555 
3556 /*
3557  * Parse manifest private data for tokens. The private data block is
3558  * preceded by descriptors for type and size of data block.
3559  */
3560 static int skl_tplg_get_manifest_data(struct snd_soc_tplg_manifest *manifest,
3561 			struct device *dev, struct skl_dev *skl)
3562 {
3563 	struct snd_soc_tplg_vendor_array *array;
3564 	int num_blocks, block_size = 0, block_type, off = 0;
3565 	char *data;
3566 	int ret;
3567 
3568 	/* Read the NUM_DATA_BLOCKS descriptor */
3569 	array = (struct snd_soc_tplg_vendor_array *)manifest->priv.data;
3570 	ret = skl_tplg_get_desc_blocks(dev, array);
3571 	if (ret < 0)
3572 		return ret;
3573 	num_blocks = ret;
3574 
3575 	off += array->size;
3576 	/* Read the BLOCK_TYPE and BLOCK_SIZE descriptor */
3577 	while (num_blocks > 0) {
3578 		array = (struct snd_soc_tplg_vendor_array *)
3579 				(manifest->priv.data + off);
3580 		ret = skl_tplg_get_desc_blocks(dev, array);
3581 
3582 		if (ret < 0)
3583 			return ret;
3584 		block_type = ret;
3585 		off += array->size;
3586 
3587 		array = (struct snd_soc_tplg_vendor_array *)
3588 			(manifest->priv.data + off);
3589 
3590 		ret = skl_tplg_get_desc_blocks(dev, array);
3591 
3592 		if (ret < 0)
3593 			return ret;
3594 		block_size = ret;
3595 		off += array->size;
3596 
3597 		array = (struct snd_soc_tplg_vendor_array *)
3598 			(manifest->priv.data + off);
3599 
3600 		data = (manifest->priv.data + off);
3601 
3602 		if (block_type == SKL_TYPE_TUPLE) {
3603 			ret = skl_tplg_get_manifest_tkn(dev, data, skl,
3604 					block_size);
3605 
3606 			if (ret < 0)
3607 				return ret;
3608 
3609 			--num_blocks;
3610 		} else {
3611 			return -EINVAL;
3612 		}
3613 		off += ret;
3614 	}
3615 
3616 	return 0;
3617 }
3618 
3619 static int skl_manifest_load(struct snd_soc_component *cmpnt, int index,
3620 				struct snd_soc_tplg_manifest *manifest)
3621 {
3622 	struct hdac_bus *bus = snd_soc_component_get_drvdata(cmpnt);
3623 	struct skl_dev *skl = bus_to_skl(bus);
3624 
3625 	/* proceed only if we have private data defined */
3626 	if (manifest->priv.size == 0)
3627 		return 0;
3628 
3629 	skl_tplg_get_manifest_data(manifest, bus->dev, skl);
3630 
3631 	if (skl->lib_count > SKL_MAX_LIB) {
3632 		dev_err(bus->dev, "Exceeding max Library count. Got:%d\n",
3633 					skl->lib_count);
3634 		return  -EINVAL;
3635 	}
3636 
3637 	return 0;
3638 }
3639 
3640 static void skl_tplg_complete(struct snd_soc_component *component)
3641 {
3642 	struct snd_soc_dobj *dobj;
3643 	struct snd_soc_acpi_mach *mach;
3644 	struct snd_ctl_elem_value *val;
3645 	int i;
3646 
3647 	val = kmalloc(sizeof(*val), GFP_KERNEL);
3648 	if (!val)
3649 		return;
3650 
3651 	mach = dev_get_platdata(component->card->dev);
3652 	list_for_each_entry(dobj, &component->dobj_list, list) {
3653 		struct snd_kcontrol *kcontrol = dobj->control.kcontrol;
3654 		struct soc_enum *se;
3655 		char **texts;
3656 		char chan_text[4];
3657 
3658 		if (dobj->type != SND_SOC_DOBJ_ENUM || !kcontrol ||
3659 		    kcontrol->put != skl_tplg_multi_config_set_dmic)
3660 			continue;
3661 
3662 		se = (struct soc_enum *)kcontrol->private_value;
3663 		texts = dobj->control.dtexts;
3664 		sprintf(chan_text, "c%d", mach->mach_params.dmic_num);
3665 
3666 		for (i = 0; i < se->items; i++) {
3667 			if (strstr(texts[i], chan_text)) {
3668 				memset(val, 0, sizeof(*val));
3669 				val->value.enumerated.item[0] = i;
3670 				kcontrol->put(kcontrol, val);
3671 			}
3672 		}
3673 	}
3674 	kfree(val);
3675 }
3676 
3677 static struct snd_soc_tplg_ops skl_tplg_ops  = {
3678 	.widget_load = skl_tplg_widget_load,
3679 	.control_load = skl_tplg_control_load,
3680 	.bytes_ext_ops = skl_tlv_ops,
3681 	.bytes_ext_ops_count = ARRAY_SIZE(skl_tlv_ops),
3682 	.io_ops = skl_tplg_kcontrol_ops,
3683 	.io_ops_count = ARRAY_SIZE(skl_tplg_kcontrol_ops),
3684 	.manifest = skl_manifest_load,
3685 	.dai_load = skl_dai_load,
3686 	.complete = skl_tplg_complete,
3687 };
3688 
3689 /*
3690  * A pipe can have multiple modules, each of them will be a DAPM widget as
3691  * well. While managing a pipeline we need to get the list of all the
3692  * widgets in a pipelines, so this helper - skl_tplg_create_pipe_widget_list()
3693  * helps to get the SKL type widgets in that pipeline
3694  */
3695 static int skl_tplg_create_pipe_widget_list(struct snd_soc_component *component)
3696 {
3697 	struct snd_soc_dapm_widget *w;
3698 	struct skl_module_cfg *mcfg = NULL;
3699 	struct skl_pipe_module *p_module = NULL;
3700 	struct skl_pipe *pipe;
3701 
3702 	list_for_each_entry(w, &component->card->widgets, list) {
3703 		if (is_skl_dsp_widget_type(w, component->dev) && w->priv) {
3704 			mcfg = w->priv;
3705 			pipe = mcfg->pipe;
3706 
3707 			p_module = devm_kzalloc(component->dev,
3708 						sizeof(*p_module), GFP_KERNEL);
3709 			if (!p_module)
3710 				return -ENOMEM;
3711 
3712 			p_module->w = w;
3713 			list_add_tail(&p_module->node, &pipe->w_list);
3714 		}
3715 	}
3716 
3717 	return 0;
3718 }
3719 
3720 static void skl_tplg_set_pipe_type(struct skl_dev *skl, struct skl_pipe *pipe)
3721 {
3722 	struct skl_pipe_module *w_module;
3723 	struct snd_soc_dapm_widget *w;
3724 	struct skl_module_cfg *mconfig;
3725 	bool host_found = false, link_found = false;
3726 
3727 	list_for_each_entry(w_module, &pipe->w_list, node) {
3728 		w = w_module->w;
3729 		mconfig = w->priv;
3730 
3731 		if (mconfig->dev_type == SKL_DEVICE_HDAHOST)
3732 			host_found = true;
3733 		else if (mconfig->dev_type != SKL_DEVICE_NONE)
3734 			link_found = true;
3735 	}
3736 
3737 	if (host_found && link_found)
3738 		pipe->passthru = true;
3739 	else
3740 		pipe->passthru = false;
3741 }
3742 
3743 /*
3744  * SKL topology init routine
3745  */
3746 int skl_tplg_init(struct snd_soc_component *component, struct hdac_bus *bus)
3747 {
3748 	int ret;
3749 	const struct firmware *fw;
3750 	struct skl_dev *skl = bus_to_skl(bus);
3751 	struct skl_pipeline *ppl;
3752 
3753 	ret = request_firmware(&fw, skl->tplg_name, bus->dev);
3754 	if (ret < 0) {
3755 		char alt_tplg_name[64];
3756 
3757 		snprintf(alt_tplg_name, sizeof(alt_tplg_name), "%s-tplg.bin",
3758 			 skl->mach->drv_name);
3759 		dev_info(bus->dev, "tplg fw %s load failed with %d, trying alternative tplg name %s",
3760 			 skl->tplg_name, ret, alt_tplg_name);
3761 
3762 		ret = request_firmware(&fw, alt_tplg_name, bus->dev);
3763 		if (!ret)
3764 			goto component_load;
3765 
3766 		dev_info(bus->dev, "tplg %s failed with %d, falling back to dfw_sst.bin",
3767 			 alt_tplg_name, ret);
3768 
3769 		ret = request_firmware(&fw, "dfw_sst.bin", bus->dev);
3770 		if (ret < 0) {
3771 			dev_err(bus->dev, "Fallback tplg fw %s load failed with %d\n",
3772 					"dfw_sst.bin", ret);
3773 			return ret;
3774 		}
3775 	}
3776 
3777 component_load:
3778 	ret = snd_soc_tplg_component_load(component, &skl_tplg_ops, fw);
3779 	if (ret < 0) {
3780 		dev_err(bus->dev, "tplg component load failed%d\n", ret);
3781 		goto err;
3782 	}
3783 
3784 	ret = skl_tplg_create_pipe_widget_list(component);
3785 	if (ret < 0) {
3786 		dev_err(bus->dev, "tplg create pipe widget list failed%d\n",
3787 				ret);
3788 		goto err;
3789 	}
3790 
3791 	list_for_each_entry(ppl, &skl->ppl_list, node)
3792 		skl_tplg_set_pipe_type(skl, ppl->pipe);
3793 
3794 err:
3795 	release_firmware(fw);
3796 	return ret;
3797 }
3798 
3799 void skl_tplg_exit(struct snd_soc_component *component, struct hdac_bus *bus)
3800 {
3801 	struct skl_dev *skl = bus_to_skl(bus);
3802 	struct skl_pipeline *ppl, *tmp;
3803 
3804 	list_for_each_entry_safe(ppl, tmp, &skl->ppl_list, node)
3805 		list_del(&ppl->node);
3806 
3807 	/* clean up topology */
3808 	snd_soc_tplg_component_remove(component);
3809 }
3810