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TOMOYO Linux Cross Reference
Linux/sound/soc/intel/skylake/skl-topology.c

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

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