2 * skl-topology.c - Implements Platform component ALSA controls/widget
5 * Copyright (C) 2014-2015 Intel Corp
6 * Author: Jeeja KP <jeeja.kp@intel.com>
7 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as version 2, as
11 * published by the Free Software Foundation.
13 * This program is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
19 #include <linux/slab.h>
20 #include <linux/types.h>
21 #include <linux/firmware.h>
22 #include <sound/soc.h>
23 #include <sound/soc-topology.h>
24 #include <uapi/sound/snd_sst_tokens.h>
25 #include "skl-sst-dsp.h"
26 #include "skl-sst-ipc.h"
27 #include "skl-topology.h"
29 #include "skl-tplg-interface.h"
30 #include "../common/sst-dsp.h"
31 #include "../common/sst-dsp-priv.h"
33 #define SKL_CH_FIXUP_MASK (1 << 0)
34 #define SKL_RATE_FIXUP_MASK (1 << 1)
35 #define SKL_FMT_FIXUP_MASK (1 << 2)
36 #define SKL_IN_DIR_BIT_MASK BIT(0)
37 #define SKL_PIN_COUNT_MASK GENMASK(7, 4)
40 * SKL DSP driver modelling uses only few DAPM widgets so for rest we will
41 * ignore. This helpers checks if the SKL driver handles this widget type
43 static int is_skl_dsp_widget_type(struct snd_soc_dapm_widget *w)
46 case snd_soc_dapm_dai_link:
47 case snd_soc_dapm_dai_in:
48 case snd_soc_dapm_aif_in:
49 case snd_soc_dapm_aif_out:
50 case snd_soc_dapm_dai_out:
51 case snd_soc_dapm_switch:
59 * Each pipelines needs memory to be allocated. Check if we have free memory
60 * from available pool.
62 static bool skl_is_pipe_mem_avail(struct skl *skl,
63 struct skl_module_cfg *mconfig)
65 struct skl_sst *ctx = skl->skl_sst;
67 if (skl->resource.mem + mconfig->pipe->memory_pages >
68 skl->resource.max_mem) {
70 "%s: module_id %d instance %d\n", __func__,
71 mconfig->id.module_id,
72 mconfig->id.instance_id);
74 "exceeds ppl memory available %d mem %d\n",
75 skl->resource.max_mem, skl->resource.mem);
83 * Add the mem to the mem pool. This is freed when pipe is deleted.
84 * Note: DSP does actual memory management we only keep track for complete
87 static void skl_tplg_alloc_pipe_mem(struct skl *skl,
88 struct skl_module_cfg *mconfig)
90 skl->resource.mem += mconfig->pipe->memory_pages;
94 * Pipeline needs needs DSP CPU resources for computation, this is
95 * quantified in MCPS (Million Clocks Per Second) required for module/pipe
97 * Each pipelines needs mcps to be allocated. Check if we have mcps for this
101 static bool skl_is_pipe_mcps_avail(struct skl *skl,
102 struct skl_module_cfg *mconfig)
104 struct skl_sst *ctx = skl->skl_sst;
106 if (skl->resource.mcps + mconfig->mcps > skl->resource.max_mcps) {
108 "%s: module_id %d instance %d\n", __func__,
109 mconfig->id.module_id, mconfig->id.instance_id);
111 "exceeds ppl mcps available %d > mem %d\n",
112 skl->resource.max_mcps, skl->resource.mcps);
119 static void skl_tplg_alloc_pipe_mcps(struct skl *skl,
120 struct skl_module_cfg *mconfig)
122 skl->resource.mcps += mconfig->mcps;
126 * Free the mcps when tearing down
129 skl_tplg_free_pipe_mcps(struct skl *skl, struct skl_module_cfg *mconfig)
131 skl->resource.mcps -= mconfig->mcps;
135 * Free the memory when tearing down
138 skl_tplg_free_pipe_mem(struct skl *skl, struct skl_module_cfg *mconfig)
140 skl->resource.mem -= mconfig->pipe->memory_pages;
144 static void skl_dump_mconfig(struct skl_sst *ctx,
145 struct skl_module_cfg *mcfg)
147 dev_dbg(ctx->dev, "Dumping config\n");
148 dev_dbg(ctx->dev, "Input Format:\n");
149 dev_dbg(ctx->dev, "channels = %d\n", mcfg->in_fmt[0].channels);
150 dev_dbg(ctx->dev, "s_freq = %d\n", mcfg->in_fmt[0].s_freq);
151 dev_dbg(ctx->dev, "ch_cfg = %d\n", mcfg->in_fmt[0].ch_cfg);
152 dev_dbg(ctx->dev, "valid bit depth = %d\n", mcfg->in_fmt[0].valid_bit_depth);
153 dev_dbg(ctx->dev, "Output Format:\n");
154 dev_dbg(ctx->dev, "channels = %d\n", mcfg->out_fmt[0].channels);
155 dev_dbg(ctx->dev, "s_freq = %d\n", mcfg->out_fmt[0].s_freq);
156 dev_dbg(ctx->dev, "valid bit depth = %d\n", mcfg->out_fmt[0].valid_bit_depth);
157 dev_dbg(ctx->dev, "ch_cfg = %d\n", mcfg->out_fmt[0].ch_cfg);
160 static void skl_tplg_update_chmap(struct skl_module_fmt *fmt, int chs)
162 int slot_map = 0xFFFFFFFF;
166 for (i = 0; i < chs; i++) {
168 * For 2 channels with starting slot as 0, slot map will
169 * look like 0xFFFFFF10.
171 slot_map &= (~(0xF << (4 * i)) | (start_slot << (4 * i)));
174 fmt->ch_map = slot_map;
177 static void skl_tplg_update_params(struct skl_module_fmt *fmt,
178 struct skl_pipe_params *params, int fixup)
180 if (fixup & SKL_RATE_FIXUP_MASK)
181 fmt->s_freq = params->s_freq;
182 if (fixup & SKL_CH_FIXUP_MASK) {
183 fmt->channels = params->ch;
184 skl_tplg_update_chmap(fmt, fmt->channels);
186 if (fixup & SKL_FMT_FIXUP_MASK) {
187 fmt->valid_bit_depth = skl_get_bit_depth(params->s_fmt);
190 * 16 bit is 16 bit container whereas 24 bit is in 32 bit
191 * container so update bit depth accordingly
193 switch (fmt->valid_bit_depth) {
194 case SKL_DEPTH_16BIT:
195 fmt->bit_depth = fmt->valid_bit_depth;
199 fmt->bit_depth = SKL_DEPTH_32BIT;
207 * A pipeline may have modules which impact the pcm parameters, like SRC,
208 * channel converter, format converter.
209 * We need to calculate the output params by applying the 'fixup'
210 * Topology will tell driver which type of fixup is to be applied by
211 * supplying the fixup mask, so based on that we calculate the output
213 * Now In FE the pcm hw_params is source/target format. Same is applicable
214 * for BE with its hw_params invoked.
215 * here based on FE, BE pipeline and direction we calculate the input and
216 * outfix and then apply that for a module
218 static void skl_tplg_update_params_fixup(struct skl_module_cfg *m_cfg,
219 struct skl_pipe_params *params, bool is_fe)
221 int in_fixup, out_fixup;
222 struct skl_module_fmt *in_fmt, *out_fmt;
224 /* Fixups will be applied to pin 0 only */
225 in_fmt = &m_cfg->in_fmt[0];
226 out_fmt = &m_cfg->out_fmt[0];
228 if (params->stream == SNDRV_PCM_STREAM_PLAYBACK) {
230 in_fixup = m_cfg->params_fixup;
231 out_fixup = (~m_cfg->converter) &
234 out_fixup = m_cfg->params_fixup;
235 in_fixup = (~m_cfg->converter) &
240 out_fixup = m_cfg->params_fixup;
241 in_fixup = (~m_cfg->converter) &
244 in_fixup = m_cfg->params_fixup;
245 out_fixup = (~m_cfg->converter) &
250 skl_tplg_update_params(in_fmt, params, in_fixup);
251 skl_tplg_update_params(out_fmt, params, out_fixup);
255 * A module needs input and output buffers, which are dependent upon pcm
256 * params, so once we have calculate params, we need buffer calculation as
259 static void skl_tplg_update_buffer_size(struct skl_sst *ctx,
260 struct skl_module_cfg *mcfg)
263 struct skl_module_fmt *in_fmt, *out_fmt;
264 int in_rate, out_rate;
267 /* Since fixups is applied to pin 0 only, ibs, obs needs
268 * change for pin 0 only
270 in_fmt = &mcfg->in_fmt[0];
271 out_fmt = &mcfg->out_fmt[0];
273 if (mcfg->m_type == SKL_MODULE_TYPE_SRCINT)
276 if (in_fmt->s_freq % 1000)
277 in_rate = (in_fmt->s_freq / 1000) + 1;
279 in_rate = (in_fmt->s_freq / 1000);
281 mcfg->ibs = in_rate * (mcfg->in_fmt->channels) *
282 (mcfg->in_fmt->bit_depth >> 3) *
285 if (mcfg->out_fmt->s_freq % 1000)
286 out_rate = (mcfg->out_fmt->s_freq / 1000) + 1;
288 out_rate = (mcfg->out_fmt->s_freq / 1000);
290 mcfg->obs = out_rate * (mcfg->out_fmt->channels) *
291 (mcfg->out_fmt->bit_depth >> 3) *
295 static int skl_tplg_update_be_blob(struct snd_soc_dapm_widget *w,
298 struct skl_module_cfg *m_cfg = w->priv;
300 u32 ch, s_freq, s_fmt;
301 struct nhlt_specific_cfg *cfg;
302 struct skl *skl = get_skl_ctx(ctx->dev);
304 /* check if we already have blob */
305 if (m_cfg->formats_config.caps_size > 0)
308 dev_dbg(ctx->dev, "Applying default cfg blob\n");
309 switch (m_cfg->dev_type) {
310 case SKL_DEVICE_DMIC:
311 link_type = NHLT_LINK_DMIC;
312 dir = SNDRV_PCM_STREAM_CAPTURE;
313 s_freq = m_cfg->in_fmt[0].s_freq;
314 s_fmt = m_cfg->in_fmt[0].bit_depth;
315 ch = m_cfg->in_fmt[0].channels;
319 link_type = NHLT_LINK_SSP;
320 if (m_cfg->hw_conn_type == SKL_CONN_SOURCE) {
321 dir = SNDRV_PCM_STREAM_PLAYBACK;
322 s_freq = m_cfg->out_fmt[0].s_freq;
323 s_fmt = m_cfg->out_fmt[0].bit_depth;
324 ch = m_cfg->out_fmt[0].channels;
326 dir = SNDRV_PCM_STREAM_CAPTURE;
327 s_freq = m_cfg->in_fmt[0].s_freq;
328 s_fmt = m_cfg->in_fmt[0].bit_depth;
329 ch = m_cfg->in_fmt[0].channels;
337 /* update the blob based on virtual bus_id and default params */
338 cfg = skl_get_ep_blob(skl, m_cfg->vbus_id, link_type,
339 s_fmt, ch, s_freq, dir);
341 m_cfg->formats_config.caps_size = cfg->size;
342 m_cfg->formats_config.caps = (u32 *) &cfg->caps;
344 dev_err(ctx->dev, "Blob NULL for id %x type %d dirn %d\n",
345 m_cfg->vbus_id, link_type, dir);
346 dev_err(ctx->dev, "PCM: ch %d, freq %d, fmt %d\n",
354 static void skl_tplg_update_module_params(struct snd_soc_dapm_widget *w,
357 struct skl_module_cfg *m_cfg = w->priv;
358 struct skl_pipe_params *params = m_cfg->pipe->p_params;
359 int p_conn_type = m_cfg->pipe->conn_type;
362 if (!m_cfg->params_fixup)
365 dev_dbg(ctx->dev, "Mconfig for widget=%s BEFORE updation\n",
368 skl_dump_mconfig(ctx, m_cfg);
370 if (p_conn_type == SKL_PIPE_CONN_TYPE_FE)
375 skl_tplg_update_params_fixup(m_cfg, params, is_fe);
376 skl_tplg_update_buffer_size(ctx, m_cfg);
378 dev_dbg(ctx->dev, "Mconfig for widget=%s AFTER updation\n",
381 skl_dump_mconfig(ctx, m_cfg);
385 * some modules can have multiple params set from user control and
386 * need to be set after module is initialized. If set_param flag is
387 * set module params will be done after module is initialised.
389 static int skl_tplg_set_module_params(struct snd_soc_dapm_widget *w,
393 struct skl_module_cfg *mconfig = w->priv;
394 const struct snd_kcontrol_new *k;
395 struct soc_bytes_ext *sb;
396 struct skl_algo_data *bc;
397 struct skl_specific_cfg *sp_cfg;
399 if (mconfig->formats_config.caps_size > 0 &&
400 mconfig->formats_config.set_params == SKL_PARAM_SET) {
401 sp_cfg = &mconfig->formats_config;
402 ret = skl_set_module_params(ctx, sp_cfg->caps,
404 sp_cfg->param_id, mconfig);
409 for (i = 0; i < w->num_kcontrols; i++) {
410 k = &w->kcontrol_news[i];
411 if (k->access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {
412 sb = (void *) k->private_value;
413 bc = (struct skl_algo_data *)sb->dobj.private;
415 if (bc->set_params == SKL_PARAM_SET) {
416 ret = skl_set_module_params(ctx,
417 (u32 *)bc->params, bc->size,
418 bc->param_id, mconfig);
429 * some module param can set from user control and this is required as
430 * when module is initailzed. if module param is required in init it is
431 * identifed by set_param flag. if set_param flag is not set, then this
432 * parameter needs to set as part of module init.
434 static int skl_tplg_set_module_init_data(struct snd_soc_dapm_widget *w)
436 const struct snd_kcontrol_new *k;
437 struct soc_bytes_ext *sb;
438 struct skl_algo_data *bc;
439 struct skl_module_cfg *mconfig = w->priv;
442 for (i = 0; i < w->num_kcontrols; i++) {
443 k = &w->kcontrol_news[i];
444 if (k->access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {
445 sb = (struct soc_bytes_ext *)k->private_value;
446 bc = (struct skl_algo_data *)sb->dobj.private;
448 if (bc->set_params != SKL_PARAM_INIT)
451 mconfig->formats_config.caps = (u32 *)&bc->params;
452 mconfig->formats_config.caps_size = bc->size;
462 * Inside a pipe instance, we can have various modules. These modules need
463 * to instantiated in DSP by invoking INIT_MODULE IPC, which is achieved by
464 * skl_init_module() routine, so invoke that for all modules in a pipeline
467 skl_tplg_init_pipe_modules(struct skl *skl, struct skl_pipe *pipe)
469 struct skl_pipe_module *w_module;
470 struct snd_soc_dapm_widget *w;
471 struct skl_module_cfg *mconfig;
472 struct skl_sst *ctx = skl->skl_sst;
475 list_for_each_entry(w_module, &pipe->w_list, node) {
479 /* check if module ids are populated */
480 if (mconfig->id.module_id < 0) {
481 dev_err(skl->skl_sst->dev,
482 "module %pUL id not populated\n",
483 (uuid_le *)mconfig->guid);
487 /* check resource available */
488 if (!skl_is_pipe_mcps_avail(skl, mconfig))
491 if (mconfig->is_loadable && ctx->dsp->fw_ops.load_mod) {
492 ret = ctx->dsp->fw_ops.load_mod(ctx->dsp,
493 mconfig->id.module_id, mconfig->guid);
497 mconfig->m_state = SKL_MODULE_LOADED;
500 /* update blob if blob is null for be with default value */
501 skl_tplg_update_be_blob(w, ctx);
504 * apply fix/conversion to module params based on
507 skl_tplg_update_module_params(w, ctx);
508 mconfig->id.pvt_id = skl_get_pvt_id(ctx, mconfig);
509 if (mconfig->id.pvt_id < 0)
511 skl_tplg_set_module_init_data(w);
512 ret = skl_init_module(ctx, mconfig);
514 skl_put_pvt_id(ctx, mconfig);
517 skl_tplg_alloc_pipe_mcps(skl, mconfig);
518 ret = skl_tplg_set_module_params(w, ctx);
526 static int skl_tplg_unload_pipe_modules(struct skl_sst *ctx,
527 struct skl_pipe *pipe)
530 struct skl_pipe_module *w_module = NULL;
531 struct skl_module_cfg *mconfig = NULL;
533 list_for_each_entry(w_module, &pipe->w_list, node) {
534 mconfig = w_module->w->priv;
536 if (mconfig->is_loadable && ctx->dsp->fw_ops.unload_mod &&
537 mconfig->m_state > SKL_MODULE_UNINIT) {
538 ret = ctx->dsp->fw_ops.unload_mod(ctx->dsp,
539 mconfig->id.module_id);
543 skl_put_pvt_id(ctx, mconfig);
546 /* no modules to unload in this path, so return */
551 * Mixer module represents a pipeline. So in the Pre-PMU event of mixer we
552 * need create the pipeline. So we do following:
553 * - check the resources
554 * - Create the pipeline
555 * - Initialize the modules in pipeline
556 * - finally bind all modules together
558 static int skl_tplg_mixer_dapm_pre_pmu_event(struct snd_soc_dapm_widget *w,
562 struct skl_module_cfg *mconfig = w->priv;
563 struct skl_pipe_module *w_module;
564 struct skl_pipe *s_pipe = mconfig->pipe;
565 struct skl_module_cfg *src_module = NULL, *dst_module;
566 struct skl_sst *ctx = skl->skl_sst;
568 /* check resource available */
569 if (!skl_is_pipe_mcps_avail(skl, mconfig))
572 if (!skl_is_pipe_mem_avail(skl, mconfig))
576 * Create a list of modules for pipe.
577 * This list contains modules from source to sink
579 ret = skl_create_pipeline(ctx, mconfig->pipe);
583 skl_tplg_alloc_pipe_mem(skl, mconfig);
584 skl_tplg_alloc_pipe_mcps(skl, mconfig);
586 /* Init all pipe modules from source to sink */
587 ret = skl_tplg_init_pipe_modules(skl, s_pipe);
591 /* Bind modules from source to sink */
592 list_for_each_entry(w_module, &s_pipe->w_list, node) {
593 dst_module = w_module->w->priv;
595 if (src_module == NULL) {
596 src_module = dst_module;
600 ret = skl_bind_modules(ctx, src_module, dst_module);
604 src_module = dst_module;
610 static int skl_fill_sink_instance_id(struct skl_sst *ctx,
611 struct skl_algo_data *alg_data)
613 struct skl_kpb_params *params = (struct skl_kpb_params *)alg_data->params;
614 struct skl_mod_inst_map *inst;
619 for (i = 0; i < params->num_modules; i++) {
620 pvt_id = skl_get_pvt_instance_id_map(ctx,
621 inst->mod_id, inst->inst_id);
624 inst->inst_id = pvt_id;
631 * Some modules require params to be set after the module is bound to
632 * all pins connected.
634 * The module provider initializes set_param flag for such modules and we
635 * send params after binding
637 static int skl_tplg_set_module_bind_params(struct snd_soc_dapm_widget *w,
638 struct skl_module_cfg *mcfg, struct skl_sst *ctx)
641 struct skl_module_cfg *mconfig = w->priv;
642 const struct snd_kcontrol_new *k;
643 struct soc_bytes_ext *sb;
644 struct skl_algo_data *bc;
645 struct skl_specific_cfg *sp_cfg;
648 * check all out/in pins are in bind state.
649 * if so set the module param
651 for (i = 0; i < mcfg->max_out_queue; i++) {
652 if (mcfg->m_out_pin[i].pin_state != SKL_PIN_BIND_DONE)
656 for (i = 0; i < mcfg->max_in_queue; i++) {
657 if (mcfg->m_in_pin[i].pin_state != SKL_PIN_BIND_DONE)
661 if (mconfig->formats_config.caps_size > 0 &&
662 mconfig->formats_config.set_params == SKL_PARAM_BIND) {
663 sp_cfg = &mconfig->formats_config;
664 ret = skl_set_module_params(ctx, sp_cfg->caps,
666 sp_cfg->param_id, mconfig);
671 for (i = 0; i < w->num_kcontrols; i++) {
672 k = &w->kcontrol_news[i];
673 if (k->access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {
674 sb = (void *) k->private_value;
675 bc = (struct skl_algo_data *)sb->dobj.private;
677 if (bc->set_params == SKL_PARAM_BIND) {
678 if (mconfig->m_type == SKL_MODULE_TYPE_KPB)
679 skl_fill_sink_instance_id(ctx, bc);
680 ret = skl_set_module_params(ctx,
681 (u32 *)bc->params, bc->max,
682 bc->param_id, mconfig);
692 static int skl_tplg_bind_sinks(struct snd_soc_dapm_widget *w,
694 struct snd_soc_dapm_widget *src_w,
695 struct skl_module_cfg *src_mconfig)
697 struct snd_soc_dapm_path *p;
698 struct snd_soc_dapm_widget *sink = NULL, *next_sink = NULL;
699 struct skl_module_cfg *sink_mconfig;
700 struct skl_sst *ctx = skl->skl_sst;
703 snd_soc_dapm_widget_for_each_sink_path(w, p) {
707 dev_dbg(ctx->dev, "%s: src widget=%s\n", __func__, w->name);
708 dev_dbg(ctx->dev, "%s: sink widget=%s\n", __func__, p->sink->name);
712 if (!is_skl_dsp_widget_type(p->sink))
713 return skl_tplg_bind_sinks(p->sink, skl, src_w, src_mconfig);
716 * here we will check widgets in sink pipelines, so that
717 * can be any widgets type and we are only interested if
718 * they are ones used for SKL so check that first
720 if ((p->sink->priv != NULL) &&
721 is_skl_dsp_widget_type(p->sink)) {
724 sink_mconfig = sink->priv;
726 if (src_mconfig->m_state == SKL_MODULE_UNINIT ||
727 sink_mconfig->m_state == SKL_MODULE_UNINIT)
730 /* Bind source to sink, mixin is always source */
731 ret = skl_bind_modules(ctx, src_mconfig, sink_mconfig);
735 /* set module params after bind */
736 skl_tplg_set_module_bind_params(src_w, src_mconfig, ctx);
737 skl_tplg_set_module_bind_params(sink, sink_mconfig, ctx);
739 /* Start sinks pipe first */
740 if (sink_mconfig->pipe->state != SKL_PIPE_STARTED) {
741 if (sink_mconfig->pipe->conn_type !=
742 SKL_PIPE_CONN_TYPE_FE)
743 ret = skl_run_pipe(ctx,
752 return skl_tplg_bind_sinks(next_sink, skl, src_w, src_mconfig);
758 * A PGA represents a module in a pipeline. So in the Pre-PMU event of PGA
759 * we need to do following:
760 * - Bind to sink pipeline
761 * Since the sink pipes can be running and we don't get mixer event on
762 * connect for already running mixer, we need to find the sink pipes
763 * here and bind to them. This way dynamic connect works.
764 * - Start sink pipeline, if not running
765 * - Then run current pipe
767 static int skl_tplg_pga_dapm_pre_pmu_event(struct snd_soc_dapm_widget *w,
770 struct skl_module_cfg *src_mconfig;
771 struct skl_sst *ctx = skl->skl_sst;
774 src_mconfig = w->priv;
777 * find which sink it is connected to, bind with the sink,
778 * if sink is not started, start sink pipe first, then start
781 ret = skl_tplg_bind_sinks(w, skl, w, src_mconfig);
785 /* Start source pipe last after starting all sinks */
786 if (src_mconfig->pipe->conn_type != SKL_PIPE_CONN_TYPE_FE)
787 return skl_run_pipe(ctx, src_mconfig->pipe);
792 static struct snd_soc_dapm_widget *skl_get_src_dsp_widget(
793 struct snd_soc_dapm_widget *w, struct skl *skl)
795 struct snd_soc_dapm_path *p;
796 struct snd_soc_dapm_widget *src_w = NULL;
797 struct skl_sst *ctx = skl->skl_sst;
799 snd_soc_dapm_widget_for_each_source_path(w, p) {
804 dev_dbg(ctx->dev, "sink widget=%s\n", w->name);
805 dev_dbg(ctx->dev, "src widget=%s\n", p->source->name);
808 * here we will check widgets in sink pipelines, so that can
809 * be any widgets type and we are only interested if they are
810 * ones used for SKL so check that first
812 if ((p->source->priv != NULL) &&
813 is_skl_dsp_widget_type(p->source)) {
819 return skl_get_src_dsp_widget(src_w, skl);
825 * in the Post-PMU event of mixer we need to do following:
826 * - Check if this pipe is running
828 * - bind this pipeline to its source pipeline
829 * if source pipe is already running, this means it is a dynamic
830 * connection and we need to bind only to that pipe
831 * - start this pipeline
833 static int skl_tplg_mixer_dapm_post_pmu_event(struct snd_soc_dapm_widget *w,
837 struct snd_soc_dapm_widget *source, *sink;
838 struct skl_module_cfg *src_mconfig, *sink_mconfig;
839 struct skl_sst *ctx = skl->skl_sst;
840 int src_pipe_started = 0;
843 sink_mconfig = sink->priv;
846 * If source pipe is already started, that means source is driving
847 * one more sink before this sink got connected, Since source is
848 * started, bind this sink to source and start this pipe.
850 source = skl_get_src_dsp_widget(w, skl);
851 if (source != NULL) {
852 src_mconfig = source->priv;
853 sink_mconfig = sink->priv;
854 src_pipe_started = 1;
857 * check pipe state, then no need to bind or start the
860 if (src_mconfig->pipe->state != SKL_PIPE_STARTED)
861 src_pipe_started = 0;
864 if (src_pipe_started) {
865 ret = skl_bind_modules(ctx, src_mconfig, sink_mconfig);
869 /* set module params after bind */
870 skl_tplg_set_module_bind_params(source, src_mconfig, ctx);
871 skl_tplg_set_module_bind_params(sink, sink_mconfig, ctx);
873 if (sink_mconfig->pipe->conn_type != SKL_PIPE_CONN_TYPE_FE)
874 ret = skl_run_pipe(ctx, sink_mconfig->pipe);
881 * in the Pre-PMD event of mixer we need to do following:
883 * - find the source connections and remove that from dapm_path_list
884 * - unbind with source pipelines if still connected
886 static int skl_tplg_mixer_dapm_pre_pmd_event(struct snd_soc_dapm_widget *w,
889 struct skl_module_cfg *src_mconfig, *sink_mconfig;
891 struct skl_sst *ctx = skl->skl_sst;
893 sink_mconfig = w->priv;
896 ret = skl_stop_pipe(ctx, sink_mconfig->pipe);
900 for (i = 0; i < sink_mconfig->max_in_queue; i++) {
901 if (sink_mconfig->m_in_pin[i].pin_state == SKL_PIN_BIND_DONE) {
902 src_mconfig = sink_mconfig->m_in_pin[i].tgt_mcfg;
906 * If path_found == 1, that means pmd for source
907 * pipe has not occurred, source is connected to
908 * some other sink. so its responsibility of sink
909 * to unbind itself from source.
911 ret = skl_stop_pipe(ctx, src_mconfig->pipe);
915 ret = skl_unbind_modules(ctx,
916 src_mconfig, sink_mconfig);
924 * in the Post-PMD event of mixer we need to do following:
925 * - Free the mcps used
926 * - Free the mem used
927 * - Unbind the modules within the pipeline
928 * - Delete the pipeline (modules are not required to be explicitly
929 * deleted, pipeline delete is enough here
931 static int skl_tplg_mixer_dapm_post_pmd_event(struct snd_soc_dapm_widget *w,
934 struct skl_module_cfg *mconfig = w->priv;
935 struct skl_pipe_module *w_module;
936 struct skl_module_cfg *src_module = NULL, *dst_module;
937 struct skl_sst *ctx = skl->skl_sst;
938 struct skl_pipe *s_pipe = mconfig->pipe;
941 if (s_pipe->state == SKL_PIPE_INVALID)
944 skl_tplg_free_pipe_mcps(skl, mconfig);
945 skl_tplg_free_pipe_mem(skl, mconfig);
947 list_for_each_entry(w_module, &s_pipe->w_list, node) {
948 dst_module = w_module->w->priv;
950 if (mconfig->m_state >= SKL_MODULE_INIT_DONE)
951 skl_tplg_free_pipe_mcps(skl, dst_module);
952 if (src_module == NULL) {
953 src_module = dst_module;
957 skl_unbind_modules(ctx, src_module, dst_module);
958 src_module = dst_module;
961 ret = skl_delete_pipe(ctx, mconfig->pipe);
963 return skl_tplg_unload_pipe_modules(ctx, s_pipe);
967 * in the Post-PMD event of PGA we need to do following:
968 * - Free the mcps used
969 * - Stop the pipeline
970 * - In source pipe is connected, unbind with source pipelines
972 static int skl_tplg_pga_dapm_post_pmd_event(struct snd_soc_dapm_widget *w,
975 struct skl_module_cfg *src_mconfig, *sink_mconfig;
977 struct skl_sst *ctx = skl->skl_sst;
979 src_mconfig = w->priv;
981 /* Stop the pipe since this is a mixin module */
982 ret = skl_stop_pipe(ctx, src_mconfig->pipe);
986 for (i = 0; i < src_mconfig->max_out_queue; i++) {
987 if (src_mconfig->m_out_pin[i].pin_state == SKL_PIN_BIND_DONE) {
988 sink_mconfig = src_mconfig->m_out_pin[i].tgt_mcfg;
992 * This is a connecter and if path is found that means
993 * unbind between source and sink has not happened yet
995 ret = skl_unbind_modules(ctx, src_mconfig,
1004 * In modelling, we assume there will be ONLY one mixer in a pipeline. If
1005 * mixer is not required then it is treated as static mixer aka vmixer with
1006 * a hard path to source module
1007 * So we don't need to check if source is started or not as hard path puts
1008 * dependency on each other
1010 static int skl_tplg_vmixer_event(struct snd_soc_dapm_widget *w,
1011 struct snd_kcontrol *k, int event)
1013 struct snd_soc_dapm_context *dapm = w->dapm;
1014 struct skl *skl = get_skl_ctx(dapm->dev);
1017 case SND_SOC_DAPM_PRE_PMU:
1018 return skl_tplg_mixer_dapm_pre_pmu_event(w, skl);
1020 case SND_SOC_DAPM_POST_PMU:
1021 return skl_tplg_mixer_dapm_post_pmu_event(w, skl);
1023 case SND_SOC_DAPM_PRE_PMD:
1024 return skl_tplg_mixer_dapm_pre_pmd_event(w, skl);
1026 case SND_SOC_DAPM_POST_PMD:
1027 return skl_tplg_mixer_dapm_post_pmd_event(w, skl);
1034 * In modelling, we assume there will be ONLY one mixer in a pipeline. If a
1035 * second one is required that is created as another pipe entity.
1036 * The mixer is responsible for pipe management and represent a pipeline
1039 static int skl_tplg_mixer_event(struct snd_soc_dapm_widget *w,
1040 struct snd_kcontrol *k, int event)
1042 struct snd_soc_dapm_context *dapm = w->dapm;
1043 struct skl *skl = get_skl_ctx(dapm->dev);
1046 case SND_SOC_DAPM_PRE_PMU:
1047 return skl_tplg_mixer_dapm_pre_pmu_event(w, skl);
1049 case SND_SOC_DAPM_POST_PMU:
1050 return skl_tplg_mixer_dapm_post_pmu_event(w, skl);
1052 case SND_SOC_DAPM_PRE_PMD:
1053 return skl_tplg_mixer_dapm_pre_pmd_event(w, skl);
1055 case SND_SOC_DAPM_POST_PMD:
1056 return skl_tplg_mixer_dapm_post_pmd_event(w, skl);
1063 * In modelling, we assumed rest of the modules in pipeline are PGA. But we
1064 * are interested in last PGA (leaf PGA) in a pipeline to disconnect with
1065 * the sink when it is running (two FE to one BE or one FE to two BE)
1068 static int skl_tplg_pga_event(struct snd_soc_dapm_widget *w,
1069 struct snd_kcontrol *k, int event)
1072 struct snd_soc_dapm_context *dapm = w->dapm;
1073 struct skl *skl = get_skl_ctx(dapm->dev);
1076 case SND_SOC_DAPM_PRE_PMU:
1077 return skl_tplg_pga_dapm_pre_pmu_event(w, skl);
1079 case SND_SOC_DAPM_POST_PMD:
1080 return skl_tplg_pga_dapm_post_pmd_event(w, skl);
1086 static int skl_tplg_tlv_control_get(struct snd_kcontrol *kcontrol,
1087 unsigned int __user *data, unsigned int size)
1089 struct soc_bytes_ext *sb =
1090 (struct soc_bytes_ext *)kcontrol->private_value;
1091 struct skl_algo_data *bc = (struct skl_algo_data *)sb->dobj.private;
1092 struct snd_soc_dapm_widget *w = snd_soc_dapm_kcontrol_widget(kcontrol);
1093 struct skl_module_cfg *mconfig = w->priv;
1094 struct skl *skl = get_skl_ctx(w->dapm->dev);
1097 skl_get_module_params(skl->skl_sst, (u32 *)bc->params,
1098 bc->size, bc->param_id, mconfig);
1100 /* decrement size for TLV header */
1101 size -= 2 * sizeof(u32);
1103 /* check size as we don't want to send kernel data */
1108 if (copy_to_user(data, &bc->param_id, sizeof(u32)))
1110 if (copy_to_user(data + 1, &size, sizeof(u32)))
1112 if (copy_to_user(data + 2, bc->params, size))
1119 #define SKL_PARAM_VENDOR_ID 0xff
1121 static int skl_tplg_tlv_control_set(struct snd_kcontrol *kcontrol,
1122 const unsigned int __user *data, unsigned int size)
1124 struct snd_soc_dapm_widget *w = snd_soc_dapm_kcontrol_widget(kcontrol);
1125 struct skl_module_cfg *mconfig = w->priv;
1126 struct soc_bytes_ext *sb =
1127 (struct soc_bytes_ext *)kcontrol->private_value;
1128 struct skl_algo_data *ac = (struct skl_algo_data *)sb->dobj.private;
1129 struct skl *skl = get_skl_ctx(w->dapm->dev);
1137 * if the param_is is of type Vendor, firmware expects actual
1138 * parameter id and size from the control.
1140 if (ac->param_id == SKL_PARAM_VENDOR_ID) {
1141 if (copy_from_user(ac->params, data, size))
1144 if (copy_from_user(ac->params,
1150 return skl_set_module_params(skl->skl_sst,
1151 (u32 *)ac->params, ac->size,
1152 ac->param_id, mconfig);
1159 * Fill the dma id for host and link. In case of passthrough
1160 * pipeline, this will both host and link in the same
1161 * pipeline, so need to copy the link and host based on dev_type
1163 static void skl_tplg_fill_dma_id(struct skl_module_cfg *mcfg,
1164 struct skl_pipe_params *params)
1166 struct skl_pipe *pipe = mcfg->pipe;
1168 if (pipe->passthru) {
1169 switch (mcfg->dev_type) {
1170 case SKL_DEVICE_HDALINK:
1171 pipe->p_params->link_dma_id = params->link_dma_id;
1174 case SKL_DEVICE_HDAHOST:
1175 pipe->p_params->host_dma_id = params->host_dma_id;
1181 pipe->p_params->s_fmt = params->s_fmt;
1182 pipe->p_params->ch = params->ch;
1183 pipe->p_params->s_freq = params->s_freq;
1184 pipe->p_params->stream = params->stream;
1187 memcpy(pipe->p_params, params, sizeof(*params));
1192 * The FE params are passed by hw_params of the DAI.
1193 * On hw_params, the params are stored in Gateway module of the FE and we
1194 * need to calculate the format in DSP module configuration, that
1195 * conversion is done here
1197 int skl_tplg_update_pipe_params(struct device *dev,
1198 struct skl_module_cfg *mconfig,
1199 struct skl_pipe_params *params)
1201 struct skl_module_fmt *format = NULL;
1203 skl_tplg_fill_dma_id(mconfig, params);
1205 if (params->stream == SNDRV_PCM_STREAM_PLAYBACK)
1206 format = &mconfig->in_fmt[0];
1208 format = &mconfig->out_fmt[0];
1210 /* set the hw_params */
1211 format->s_freq = params->s_freq;
1212 format->channels = params->ch;
1213 format->valid_bit_depth = skl_get_bit_depth(params->s_fmt);
1216 * 16 bit is 16 bit container whereas 24 bit is in 32 bit
1217 * container so update bit depth accordingly
1219 switch (format->valid_bit_depth) {
1220 case SKL_DEPTH_16BIT:
1221 format->bit_depth = format->valid_bit_depth;
1224 case SKL_DEPTH_24BIT:
1225 case SKL_DEPTH_32BIT:
1226 format->bit_depth = SKL_DEPTH_32BIT;
1230 dev_err(dev, "Invalid bit depth %x for pipe\n",
1231 format->valid_bit_depth);
1235 if (params->stream == SNDRV_PCM_STREAM_PLAYBACK) {
1236 mconfig->ibs = (format->s_freq / 1000) *
1237 (format->channels) *
1238 (format->bit_depth >> 3);
1240 mconfig->obs = (format->s_freq / 1000) *
1241 (format->channels) *
1242 (format->bit_depth >> 3);
1249 * Query the module config for the FE DAI
1250 * This is used to find the hw_params set for that DAI and apply to FE
1253 struct skl_module_cfg *
1254 skl_tplg_fe_get_cpr_module(struct snd_soc_dai *dai, int stream)
1256 struct snd_soc_dapm_widget *w;
1257 struct snd_soc_dapm_path *p = NULL;
1259 if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
1260 w = dai->playback_widget;
1261 snd_soc_dapm_widget_for_each_sink_path(w, p) {
1262 if (p->connect && p->sink->power &&
1263 !is_skl_dsp_widget_type(p->sink))
1266 if (p->sink->priv) {
1267 dev_dbg(dai->dev, "set params for %s\n",
1269 return p->sink->priv;
1273 w = dai->capture_widget;
1274 snd_soc_dapm_widget_for_each_source_path(w, p) {
1275 if (p->connect && p->source->power &&
1276 !is_skl_dsp_widget_type(p->source))
1279 if (p->source->priv) {
1280 dev_dbg(dai->dev, "set params for %s\n",
1282 return p->source->priv;
1290 static struct skl_module_cfg *skl_get_mconfig_pb_cpr(
1291 struct snd_soc_dai *dai, struct snd_soc_dapm_widget *w)
1293 struct snd_soc_dapm_path *p;
1294 struct skl_module_cfg *mconfig = NULL;
1296 snd_soc_dapm_widget_for_each_source_path(w, p) {
1297 if (w->endpoints[SND_SOC_DAPM_DIR_OUT] > 0) {
1299 (p->sink->id == snd_soc_dapm_aif_out) &&
1301 mconfig = p->source->priv;
1304 mconfig = skl_get_mconfig_pb_cpr(dai, p->source);
1312 static struct skl_module_cfg *skl_get_mconfig_cap_cpr(
1313 struct snd_soc_dai *dai, struct snd_soc_dapm_widget *w)
1315 struct snd_soc_dapm_path *p;
1316 struct skl_module_cfg *mconfig = NULL;
1318 snd_soc_dapm_widget_for_each_sink_path(w, p) {
1319 if (w->endpoints[SND_SOC_DAPM_DIR_IN] > 0) {
1321 (p->source->id == snd_soc_dapm_aif_in) &&
1323 mconfig = p->sink->priv;
1326 mconfig = skl_get_mconfig_cap_cpr(dai, p->sink);
1334 struct skl_module_cfg *
1335 skl_tplg_be_get_cpr_module(struct snd_soc_dai *dai, int stream)
1337 struct snd_soc_dapm_widget *w;
1338 struct skl_module_cfg *mconfig;
1340 if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
1341 w = dai->playback_widget;
1342 mconfig = skl_get_mconfig_pb_cpr(dai, w);
1344 w = dai->capture_widget;
1345 mconfig = skl_get_mconfig_cap_cpr(dai, w);
1350 static u8 skl_tplg_be_link_type(int dev_type)
1356 ret = NHLT_LINK_SSP;
1359 case SKL_DEVICE_DMIC:
1360 ret = NHLT_LINK_DMIC;
1363 case SKL_DEVICE_I2S:
1364 ret = NHLT_LINK_SSP;
1367 case SKL_DEVICE_HDALINK:
1368 ret = NHLT_LINK_HDA;
1372 ret = NHLT_LINK_INVALID;
1380 * Fill the BE gateway parameters
1381 * The BE gateway expects a blob of parameters which are kept in the ACPI
1382 * NHLT blob, so query the blob for interface type (i2s/pdm) and instance.
1383 * The port can have multiple settings so pick based on the PCM
1386 static int skl_tplg_be_fill_pipe_params(struct snd_soc_dai *dai,
1387 struct skl_module_cfg *mconfig,
1388 struct skl_pipe_params *params)
1390 struct nhlt_specific_cfg *cfg;
1391 struct skl *skl = get_skl_ctx(dai->dev);
1392 int link_type = skl_tplg_be_link_type(mconfig->dev_type);
1394 skl_tplg_fill_dma_id(mconfig, params);
1396 if (link_type == NHLT_LINK_HDA)
1399 /* update the blob based on virtual bus_id*/
1400 cfg = skl_get_ep_blob(skl, mconfig->vbus_id, link_type,
1401 params->s_fmt, params->ch,
1402 params->s_freq, params->stream);
1404 mconfig->formats_config.caps_size = cfg->size;
1405 mconfig->formats_config.caps = (u32 *) &cfg->caps;
1407 dev_err(dai->dev, "Blob NULL for id %x type %d dirn %d\n",
1408 mconfig->vbus_id, link_type,
1410 dev_err(dai->dev, "PCM: ch %d, freq %d, fmt %d\n",
1411 params->ch, params->s_freq, params->s_fmt);
1418 static int skl_tplg_be_set_src_pipe_params(struct snd_soc_dai *dai,
1419 struct snd_soc_dapm_widget *w,
1420 struct skl_pipe_params *params)
1422 struct snd_soc_dapm_path *p;
1425 snd_soc_dapm_widget_for_each_source_path(w, p) {
1426 if (p->connect && is_skl_dsp_widget_type(p->source) &&
1429 ret = skl_tplg_be_fill_pipe_params(dai,
1430 p->source->priv, params);
1434 ret = skl_tplg_be_set_src_pipe_params(dai,
1444 static int skl_tplg_be_set_sink_pipe_params(struct snd_soc_dai *dai,
1445 struct snd_soc_dapm_widget *w, struct skl_pipe_params *params)
1447 struct snd_soc_dapm_path *p = NULL;
1450 snd_soc_dapm_widget_for_each_sink_path(w, p) {
1451 if (p->connect && is_skl_dsp_widget_type(p->sink) &&
1454 ret = skl_tplg_be_fill_pipe_params(dai,
1455 p->sink->priv, params);
1459 ret = skl_tplg_be_set_sink_pipe_params(
1460 dai, p->sink, params);
1470 * BE hw_params can be a source parameters (capture) or sink parameters
1471 * (playback). Based on sink and source we need to either find the source
1472 * list or the sink list and set the pipeline parameters
1474 int skl_tplg_be_update_params(struct snd_soc_dai *dai,
1475 struct skl_pipe_params *params)
1477 struct snd_soc_dapm_widget *w;
1479 if (params->stream == SNDRV_PCM_STREAM_PLAYBACK) {
1480 w = dai->playback_widget;
1482 return skl_tplg_be_set_src_pipe_params(dai, w, params);
1485 w = dai->capture_widget;
1487 return skl_tplg_be_set_sink_pipe_params(dai, w, params);
1493 static const struct snd_soc_tplg_widget_events skl_tplg_widget_ops[] = {
1494 {SKL_MIXER_EVENT, skl_tplg_mixer_event},
1495 {SKL_VMIXER_EVENT, skl_tplg_vmixer_event},
1496 {SKL_PGA_EVENT, skl_tplg_pga_event},
1499 static const struct snd_soc_tplg_bytes_ext_ops skl_tlv_ops[] = {
1500 {SKL_CONTROL_TYPE_BYTE_TLV, skl_tplg_tlv_control_get,
1501 skl_tplg_tlv_control_set},
1504 static int skl_tplg_fill_pipe_tkn(struct device *dev,
1505 struct skl_pipe *pipe, u32 tkn,
1510 case SKL_TKN_U32_PIPE_CONN_TYPE:
1511 pipe->conn_type = tkn_val;
1514 case SKL_TKN_U32_PIPE_PRIORITY:
1515 pipe->pipe_priority = tkn_val;
1518 case SKL_TKN_U32_PIPE_MEM_PGS:
1519 pipe->memory_pages = tkn_val;
1523 dev_err(dev, "Token not handled %d\n", tkn);
1531 * Add pipeline by parsing the relevant tokens
1532 * Return an existing pipe if the pipe already exists.
1534 static int skl_tplg_add_pipe(struct device *dev,
1535 struct skl_module_cfg *mconfig, struct skl *skl,
1536 struct snd_soc_tplg_vendor_value_elem *tkn_elem)
1538 struct skl_pipeline *ppl;
1539 struct skl_pipe *pipe;
1540 struct skl_pipe_params *params;
1542 list_for_each_entry(ppl, &skl->ppl_list, node) {
1543 if (ppl->pipe->ppl_id == tkn_elem->value) {
1544 mconfig->pipe = ppl->pipe;
1549 ppl = devm_kzalloc(dev, sizeof(*ppl), GFP_KERNEL);
1553 pipe = devm_kzalloc(dev, sizeof(*pipe), GFP_KERNEL);
1557 params = devm_kzalloc(dev, sizeof(*params), GFP_KERNEL);
1561 pipe->p_params = params;
1562 pipe->ppl_id = tkn_elem->value;
1563 INIT_LIST_HEAD(&pipe->w_list);
1566 list_add(&ppl->node, &skl->ppl_list);
1568 mconfig->pipe = pipe;
1569 mconfig->pipe->state = SKL_PIPE_INVALID;
1574 static int skl_tplg_fill_pin(struct device *dev, u32 tkn,
1575 struct skl_module_pin *m_pin,
1576 int pin_index, u32 value)
1579 case SKL_TKN_U32_PIN_MOD_ID:
1580 m_pin[pin_index].id.module_id = value;
1583 case SKL_TKN_U32_PIN_INST_ID:
1584 m_pin[pin_index].id.instance_id = value;
1588 dev_err(dev, "%d Not a pin token\n", value);
1596 * Parse for pin config specific tokens to fill up the
1597 * module private data
1599 static int skl_tplg_fill_pins_info(struct device *dev,
1600 struct skl_module_cfg *mconfig,
1601 struct snd_soc_tplg_vendor_value_elem *tkn_elem,
1602 int dir, int pin_count)
1605 struct skl_module_pin *m_pin;
1609 m_pin = mconfig->m_in_pin;
1613 m_pin = mconfig->m_out_pin;
1617 dev_err(dev, "Invalid direction value");
1621 ret = skl_tplg_fill_pin(dev, tkn_elem->token,
1622 m_pin, pin_count, tkn_elem->value);
1627 m_pin[pin_count].in_use = false;
1628 m_pin[pin_count].pin_state = SKL_PIN_UNBIND;
1634 * Fill up input/output module config format based
1637 static int skl_tplg_fill_fmt(struct device *dev,
1638 struct skl_module_cfg *mconfig, u32 tkn,
1639 u32 value, u32 dir, u32 pin_count)
1641 struct skl_module_fmt *dst_fmt;
1645 dst_fmt = mconfig->in_fmt;
1646 dst_fmt += pin_count;
1650 dst_fmt = mconfig->out_fmt;
1651 dst_fmt += pin_count;
1655 dev_err(dev, "Invalid direction value");
1660 case SKL_TKN_U32_FMT_CH:
1661 dst_fmt->channels = value;
1664 case SKL_TKN_U32_FMT_FREQ:
1665 dst_fmt->s_freq = value;
1668 case SKL_TKN_U32_FMT_BIT_DEPTH:
1669 dst_fmt->bit_depth = value;
1672 case SKL_TKN_U32_FMT_SAMPLE_SIZE:
1673 dst_fmt->valid_bit_depth = value;
1676 case SKL_TKN_U32_FMT_CH_CONFIG:
1677 dst_fmt->ch_cfg = value;
1680 case SKL_TKN_U32_FMT_INTERLEAVE:
1681 dst_fmt->interleaving_style = value;
1684 case SKL_TKN_U32_FMT_SAMPLE_TYPE:
1685 dst_fmt->sample_type = value;
1688 case SKL_TKN_U32_FMT_CH_MAP:
1689 dst_fmt->ch_map = value;
1693 dev_err(dev, "Invalid token %d", tkn);
1700 static int skl_tplg_get_uuid(struct device *dev, struct skl_module_cfg *mconfig,
1701 struct snd_soc_tplg_vendor_uuid_elem *uuid_tkn)
1703 if (uuid_tkn->token == SKL_TKN_UUID)
1704 memcpy(&mconfig->guid, &uuid_tkn->uuid, 16);
1706 dev_err(dev, "Not an UUID token tkn %d", uuid_tkn->token);
1713 static void skl_tplg_fill_pin_dynamic_val(
1714 struct skl_module_pin *mpin, u32 pin_count, u32 value)
1718 for (i = 0; i < pin_count; i++)
1719 mpin[i].is_dynamic = value;
1723 * Parse tokens to fill up the module private data
1725 static int skl_tplg_get_token(struct device *dev,
1726 struct snd_soc_tplg_vendor_value_elem *tkn_elem,
1727 struct skl *skl, struct skl_module_cfg *mconfig)
1731 static int is_pipe_exists;
1732 static int pin_index, dir;
1734 if (tkn_elem->token > SKL_TKN_MAX)
1737 switch (tkn_elem->token) {
1738 case SKL_TKN_U8_IN_QUEUE_COUNT:
1739 mconfig->max_in_queue = tkn_elem->value;
1740 mconfig->m_in_pin = devm_kzalloc(dev, mconfig->max_in_queue *
1741 sizeof(*mconfig->m_in_pin),
1743 if (!mconfig->m_in_pin)
1748 case SKL_TKN_U8_OUT_QUEUE_COUNT:
1749 mconfig->max_out_queue = tkn_elem->value;
1750 mconfig->m_out_pin = devm_kzalloc(dev, mconfig->max_out_queue *
1751 sizeof(*mconfig->m_out_pin),
1754 if (!mconfig->m_out_pin)
1759 case SKL_TKN_U8_DYN_IN_PIN:
1760 if (!mconfig->m_in_pin)
1763 skl_tplg_fill_pin_dynamic_val(mconfig->m_in_pin,
1764 mconfig->max_in_queue, tkn_elem->value);
1768 case SKL_TKN_U8_DYN_OUT_PIN:
1769 if (!mconfig->m_out_pin)
1772 skl_tplg_fill_pin_dynamic_val(mconfig->m_out_pin,
1773 mconfig->max_out_queue, tkn_elem->value);
1777 case SKL_TKN_U8_TIME_SLOT:
1778 mconfig->time_slot = tkn_elem->value;
1781 case SKL_TKN_U8_CORE_ID:
1782 mconfig->core_id = tkn_elem->value;
1784 case SKL_TKN_U8_MOD_TYPE:
1785 mconfig->m_type = tkn_elem->value;
1788 case SKL_TKN_U8_DEV_TYPE:
1789 mconfig->dev_type = tkn_elem->value;
1792 case SKL_TKN_U8_HW_CONN_TYPE:
1793 mconfig->hw_conn_type = tkn_elem->value;
1796 case SKL_TKN_U16_MOD_INST_ID:
1797 mconfig->id.instance_id =
1801 case SKL_TKN_U32_MEM_PAGES:
1802 mconfig->mem_pages = tkn_elem->value;
1805 case SKL_TKN_U32_MAX_MCPS:
1806 mconfig->mcps = tkn_elem->value;
1809 case SKL_TKN_U32_OBS:
1810 mconfig->obs = tkn_elem->value;
1813 case SKL_TKN_U32_IBS:
1814 mconfig->ibs = tkn_elem->value;
1817 case SKL_TKN_U32_VBUS_ID:
1818 mconfig->vbus_id = tkn_elem->value;
1821 case SKL_TKN_U32_PARAMS_FIXUP:
1822 mconfig->params_fixup = tkn_elem->value;
1825 case SKL_TKN_U32_CONVERTER:
1826 mconfig->converter = tkn_elem->value;
1829 case SKL_TKN_U32_PIPE_ID:
1830 ret = skl_tplg_add_pipe(dev,
1831 mconfig, skl, tkn_elem);
1834 return is_pipe_exists;
1841 case SKL_TKN_U32_PIPE_CONN_TYPE:
1842 case SKL_TKN_U32_PIPE_PRIORITY:
1843 case SKL_TKN_U32_PIPE_MEM_PGS:
1844 if (is_pipe_exists) {
1845 ret = skl_tplg_fill_pipe_tkn(dev, mconfig->pipe,
1846 tkn_elem->token, tkn_elem->value);
1854 * SKL_TKN_U32_DIR_PIN_COUNT token has the value for both
1855 * direction and the pin count. The first four bits represent
1856 * direction and next four the pin count.
1858 case SKL_TKN_U32_DIR_PIN_COUNT:
1859 dir = tkn_elem->value & SKL_IN_DIR_BIT_MASK;
1860 pin_index = (tkn_elem->value &
1861 SKL_PIN_COUNT_MASK) >> 4;
1865 case SKL_TKN_U32_FMT_CH:
1866 case SKL_TKN_U32_FMT_FREQ:
1867 case SKL_TKN_U32_FMT_BIT_DEPTH:
1868 case SKL_TKN_U32_FMT_SAMPLE_SIZE:
1869 case SKL_TKN_U32_FMT_CH_CONFIG:
1870 case SKL_TKN_U32_FMT_INTERLEAVE:
1871 case SKL_TKN_U32_FMT_SAMPLE_TYPE:
1872 case SKL_TKN_U32_FMT_CH_MAP:
1873 ret = skl_tplg_fill_fmt(dev, mconfig, tkn_elem->token,
1874 tkn_elem->value, dir, pin_index);
1881 case SKL_TKN_U32_PIN_MOD_ID:
1882 case SKL_TKN_U32_PIN_INST_ID:
1883 ret = skl_tplg_fill_pins_info(dev,
1884 mconfig, tkn_elem, dir,
1891 case SKL_TKN_U32_CAPS_SIZE:
1892 mconfig->formats_config.caps_size =
1897 case SKL_TKN_U32_PROC_DOMAIN:
1903 case SKL_TKN_U8_IN_PIN_TYPE:
1904 case SKL_TKN_U8_OUT_PIN_TYPE:
1905 case SKL_TKN_U8_CONN_TYPE:
1909 dev_err(dev, "Token %d not handled\n",
1920 * Parse the vendor array for specific tokens to construct
1921 * module private data
1923 static int skl_tplg_get_tokens(struct device *dev,
1924 char *pvt_data, struct skl *skl,
1925 struct skl_module_cfg *mconfig, int block_size)
1927 struct snd_soc_tplg_vendor_array *array;
1928 struct snd_soc_tplg_vendor_value_elem *tkn_elem;
1929 int tkn_count = 0, ret;
1930 int off = 0, tuple_size = 0;
1932 if (block_size <= 0)
1935 while (tuple_size < block_size) {
1936 array = (struct snd_soc_tplg_vendor_array *)(pvt_data + off);
1940 switch (array->type) {
1941 case SND_SOC_TPLG_TUPLE_TYPE_STRING:
1942 dev_warn(dev, "no string tokens expected for skl tplg");
1945 case SND_SOC_TPLG_TUPLE_TYPE_UUID:
1946 ret = skl_tplg_get_uuid(dev, mconfig, array->uuid);
1950 tuple_size += sizeof(*array->uuid);
1955 tkn_elem = array->value;
1960 while (tkn_count <= (array->num_elems - 1)) {
1961 ret = skl_tplg_get_token(dev, tkn_elem,
1967 tkn_count = tkn_count + ret;
1971 tuple_size += tkn_count * sizeof(*tkn_elem);
1978 * Every data block is preceded by a descriptor to read the number
1979 * of data blocks, they type of the block and it's size
1981 static int skl_tplg_get_desc_blocks(struct device *dev,
1982 struct snd_soc_tplg_vendor_array *array)
1984 struct snd_soc_tplg_vendor_value_elem *tkn_elem;
1986 tkn_elem = array->value;
1988 switch (tkn_elem->token) {
1989 case SKL_TKN_U8_NUM_BLOCKS:
1990 case SKL_TKN_U8_BLOCK_TYPE:
1991 case SKL_TKN_U16_BLOCK_SIZE:
1992 return tkn_elem->value;
1995 dev_err(dev, "Invalid descriptor token %d", tkn_elem->token);
2003 * Parse the private data for the token and corresponding value.
2004 * The private data can have multiple data blocks. So, a data block
2005 * is preceded by a descriptor for number of blocks and a descriptor
2006 * for the type and size of the suceeding data block.
2008 static int skl_tplg_get_pvt_data(struct snd_soc_tplg_dapm_widget *tplg_w,
2009 struct skl *skl, struct device *dev,
2010 struct skl_module_cfg *mconfig)
2012 struct snd_soc_tplg_vendor_array *array;
2013 int num_blocks, block_size = 0, block_type, off = 0;
2017 /* Read the NUM_DATA_BLOCKS descriptor */
2018 array = (struct snd_soc_tplg_vendor_array *)tplg_w->priv.data;
2019 ret = skl_tplg_get_desc_blocks(dev, array);
2025 array = (struct snd_soc_tplg_vendor_array *)(tplg_w->priv.data + off);
2027 /* Read the BLOCK_TYPE and BLOCK_SIZE descriptor */
2028 while (num_blocks > 0) {
2029 ret = skl_tplg_get_desc_blocks(dev, array);
2036 array = (struct snd_soc_tplg_vendor_array *)
2037 (tplg_w->priv.data + off);
2039 ret = skl_tplg_get_desc_blocks(dev, array);
2046 array = (struct snd_soc_tplg_vendor_array *)
2047 (tplg_w->priv.data + off);
2049 data = (tplg_w->priv.data + off);
2051 if (block_type == SKL_TYPE_TUPLE) {
2052 ret = skl_tplg_get_tokens(dev, data,
2053 skl, mconfig, block_size);
2060 if (mconfig->formats_config.caps_size > 0)
2061 memcpy(mconfig->formats_config.caps, data,
2062 mconfig->formats_config.caps_size);
2070 static void skl_clear_pin_config(struct snd_soc_platform *platform,
2071 struct snd_soc_dapm_widget *w)
2074 struct skl_module_cfg *mconfig;
2075 struct skl_pipe *pipe;
2077 if (!strncmp(w->dapm->component->name, platform->component.name,
2078 strlen(platform->component.name))) {
2080 pipe = mconfig->pipe;
2081 for (i = 0; i < mconfig->max_in_queue; i++) {
2082 mconfig->m_in_pin[i].in_use = false;
2083 mconfig->m_in_pin[i].pin_state = SKL_PIN_UNBIND;
2085 for (i = 0; i < mconfig->max_out_queue; i++) {
2086 mconfig->m_out_pin[i].in_use = false;
2087 mconfig->m_out_pin[i].pin_state = SKL_PIN_UNBIND;
2089 pipe->state = SKL_PIPE_INVALID;
2090 mconfig->m_state = SKL_MODULE_UNINIT;
2094 void skl_cleanup_resources(struct skl *skl)
2096 struct skl_sst *ctx = skl->skl_sst;
2097 struct snd_soc_platform *soc_platform = skl->platform;
2098 struct snd_soc_dapm_widget *w;
2099 struct snd_soc_card *card;
2101 if (soc_platform == NULL)
2104 card = soc_platform->component.card;
2105 if (!card || !card->instantiated)
2108 skl->resource.mem = 0;
2109 skl->resource.mcps = 0;
2111 list_for_each_entry(w, &card->widgets, list) {
2112 if (is_skl_dsp_widget_type(w) && (w->priv != NULL))
2113 skl_clear_pin_config(soc_platform, w);
2116 skl_clear_module_cnt(ctx->dsp);
2120 * Topology core widget load callback
2122 * This is used to save the private data for each widget which gives
2123 * information to the driver about module and pipeline parameters which DSP
2124 * FW expects like ids, resource values, formats etc
2126 static int skl_tplg_widget_load(struct snd_soc_component *cmpnt,
2127 struct snd_soc_dapm_widget *w,
2128 struct snd_soc_tplg_dapm_widget *tplg_w)
2131 struct hdac_ext_bus *ebus = snd_soc_component_get_drvdata(cmpnt);
2132 struct skl *skl = ebus_to_skl(ebus);
2133 struct hdac_bus *bus = ebus_to_hbus(ebus);
2134 struct skl_module_cfg *mconfig;
2136 if (!tplg_w->priv.size)
2139 mconfig = devm_kzalloc(bus->dev, sizeof(*mconfig), GFP_KERNEL);
2147 * module binary can be loaded later, so set it to query when
2148 * module is load for a use case
2150 mconfig->id.module_id = -1;
2152 /* Parse private data for tuples */
2153 ret = skl_tplg_get_pvt_data(tplg_w, skl, bus->dev, mconfig);
2157 if (tplg_w->event_type == 0) {
2158 dev_dbg(bus->dev, "ASoC: No event handler required\n");
2162 ret = snd_soc_tplg_widget_bind_event(w, skl_tplg_widget_ops,
2163 ARRAY_SIZE(skl_tplg_widget_ops),
2164 tplg_w->event_type);
2167 dev_err(bus->dev, "%s: No matching event handlers found for %d\n",
2168 __func__, tplg_w->event_type);
2175 static int skl_init_algo_data(struct device *dev, struct soc_bytes_ext *be,
2176 struct snd_soc_tplg_bytes_control *bc)
2178 struct skl_algo_data *ac;
2179 struct skl_dfw_algo_data *dfw_ac =
2180 (struct skl_dfw_algo_data *)bc->priv.data;
2182 ac = devm_kzalloc(dev, sizeof(*ac), GFP_KERNEL);
2186 /* Fill private data */
2187 ac->max = dfw_ac->max;
2188 ac->param_id = dfw_ac->param_id;
2189 ac->set_params = dfw_ac->set_params;
2190 ac->size = dfw_ac->max;
2193 ac->params = (char *) devm_kzalloc(dev, ac->max, GFP_KERNEL);
2197 memcpy(ac->params, dfw_ac->params, ac->max);
2200 be->dobj.private = ac;
2204 static int skl_tplg_control_load(struct snd_soc_component *cmpnt,
2205 struct snd_kcontrol_new *kctl,
2206 struct snd_soc_tplg_ctl_hdr *hdr)
2208 struct soc_bytes_ext *sb;
2209 struct snd_soc_tplg_bytes_control *tplg_bc;
2210 struct hdac_ext_bus *ebus = snd_soc_component_get_drvdata(cmpnt);
2211 struct hdac_bus *bus = ebus_to_hbus(ebus);
2213 switch (hdr->ops.info) {
2214 case SND_SOC_TPLG_CTL_BYTES:
2215 tplg_bc = container_of(hdr,
2216 struct snd_soc_tplg_bytes_control, hdr);
2217 if (kctl->access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {
2218 sb = (struct soc_bytes_ext *)kctl->private_value;
2219 if (tplg_bc->priv.size)
2220 return skl_init_algo_data(
2221 bus->dev, sb, tplg_bc);
2226 dev_warn(bus->dev, "Control load not supported %d:%d:%d\n",
2227 hdr->ops.get, hdr->ops.put, hdr->ops.info);
2234 static int skl_tplg_fill_str_mfest_tkn(struct device *dev,
2235 struct snd_soc_tplg_vendor_string_elem *str_elem,
2236 struct skl_dfw_manifest *minfo)
2239 static int ref_count;
2241 switch (str_elem->token) {
2242 case SKL_TKN_STR_LIB_NAME:
2243 if (ref_count > minfo->lib_count - 1) {
2248 strncpy(minfo->lib[ref_count].name, str_elem->string,
2249 ARRAY_SIZE(minfo->lib[ref_count].name));
2255 dev_err(dev, "Not a string token %d", str_elem->token);
2262 static int skl_tplg_get_str_tkn(struct device *dev,
2263 struct snd_soc_tplg_vendor_array *array,
2264 struct skl_dfw_manifest *minfo)
2266 int tkn_count = 0, ret;
2267 struct snd_soc_tplg_vendor_string_elem *str_elem;
2269 str_elem = (struct snd_soc_tplg_vendor_string_elem *)array->value;
2270 while (tkn_count < array->num_elems) {
2271 ret = skl_tplg_fill_str_mfest_tkn(dev, str_elem, minfo);
2277 tkn_count = tkn_count + ret;
2283 static int skl_tplg_get_int_tkn(struct device *dev,
2284 struct snd_soc_tplg_vendor_value_elem *tkn_elem,
2285 struct skl_dfw_manifest *minfo)
2289 switch (tkn_elem->token) {
2290 case SKL_TKN_U32_LIB_COUNT:
2291 minfo->lib_count = tkn_elem->value;
2296 dev_err(dev, "Not a manifest token %d", tkn_elem->token);
2304 * Fill the manifest structure by parsing the tokens based on the
2307 static int skl_tplg_get_manifest_tkn(struct device *dev,
2308 char *pvt_data, struct skl_dfw_manifest *minfo,
2311 int tkn_count = 0, ret;
2312 int off = 0, tuple_size = 0;
2313 struct snd_soc_tplg_vendor_array *array;
2314 struct snd_soc_tplg_vendor_value_elem *tkn_elem;
2316 if (block_size <= 0)
2319 while (tuple_size < block_size) {
2320 array = (struct snd_soc_tplg_vendor_array *)(pvt_data + off);
2322 switch (array->type) {
2323 case SND_SOC_TPLG_TUPLE_TYPE_STRING:
2324 ret = skl_tplg_get_str_tkn(dev, array, minfo);
2330 tuple_size += tkn_count *
2331 sizeof(struct snd_soc_tplg_vendor_string_elem);
2334 case SND_SOC_TPLG_TUPLE_TYPE_UUID:
2335 dev_warn(dev, "no uuid tokens for skl tplf manifest");
2339 tkn_elem = array->value;
2344 while (tkn_count <= array->num_elems - 1) {
2345 ret = skl_tplg_get_int_tkn(dev,
2350 tkn_count = tkn_count + ret;
2352 tuple_size += tkn_count *
2353 sizeof(struct snd_soc_tplg_vendor_value_elem);
2363 * Parse manifest private data for tokens. The private data block is
2364 * preceded by descriptors for type and size of data block.
2366 static int skl_tplg_get_manifest_data(struct snd_soc_tplg_manifest *manifest,
2367 struct device *dev, struct skl_dfw_manifest *minfo)
2369 struct snd_soc_tplg_vendor_array *array;
2370 int num_blocks, block_size = 0, block_type, off = 0;
2374 /* Read the NUM_DATA_BLOCKS descriptor */
2375 array = (struct snd_soc_tplg_vendor_array *)manifest->priv.data;
2376 ret = skl_tplg_get_desc_blocks(dev, array);
2382 array = (struct snd_soc_tplg_vendor_array *)
2383 (manifest->priv.data + off);
2385 /* Read the BLOCK_TYPE and BLOCK_SIZE descriptor */
2386 while (num_blocks > 0) {
2387 ret = skl_tplg_get_desc_blocks(dev, array);
2394 array = (struct snd_soc_tplg_vendor_array *)
2395 (manifest->priv.data + off);
2397 ret = skl_tplg_get_desc_blocks(dev, array);
2404 array = (struct snd_soc_tplg_vendor_array *)
2405 (manifest->priv.data + off);
2407 data = (manifest->priv.data + off);
2409 if (block_type == SKL_TYPE_TUPLE) {
2410 ret = skl_tplg_get_manifest_tkn(dev, data, minfo,
2425 static int skl_manifest_load(struct snd_soc_component *cmpnt,
2426 struct snd_soc_tplg_manifest *manifest)
2428 struct skl_dfw_manifest *minfo;
2429 struct hdac_ext_bus *ebus = snd_soc_component_get_drvdata(cmpnt);
2430 struct hdac_bus *bus = ebus_to_hbus(ebus);
2431 struct skl *skl = ebus_to_skl(ebus);
2434 /* proceed only if we have private data defined */
2435 if (manifest->priv.size == 0)
2438 minfo = &skl->skl_sst->manifest;
2440 skl_tplg_get_manifest_data(manifest, bus->dev, minfo);
2442 if (minfo->lib_count > HDA_MAX_LIB) {
2443 dev_err(bus->dev, "Exceeding max Library count. Got:%d\n",
2451 static struct snd_soc_tplg_ops skl_tplg_ops = {
2452 .widget_load = skl_tplg_widget_load,
2453 .control_load = skl_tplg_control_load,
2454 .bytes_ext_ops = skl_tlv_ops,
2455 .bytes_ext_ops_count = ARRAY_SIZE(skl_tlv_ops),
2456 .manifest = skl_manifest_load,
2460 * A pipe can have multiple modules, each of them will be a DAPM widget as
2461 * well. While managing a pipeline we need to get the list of all the
2462 * widgets in a pipelines, so this helper - skl_tplg_create_pipe_widget_list()
2463 * helps to get the SKL type widgets in that pipeline
2465 static int skl_tplg_create_pipe_widget_list(struct snd_soc_platform *platform)
2467 struct snd_soc_dapm_widget *w;
2468 struct skl_module_cfg *mcfg = NULL;
2469 struct skl_pipe_module *p_module = NULL;
2470 struct skl_pipe *pipe;
2472 list_for_each_entry(w, &platform->component.card->widgets, list) {
2473 if (is_skl_dsp_widget_type(w) && w->priv != NULL) {
2477 p_module = devm_kzalloc(platform->dev,
2478 sizeof(*p_module), GFP_KERNEL);
2483 list_add_tail(&p_module->node, &pipe->w_list);
2490 static void skl_tplg_set_pipe_type(struct skl *skl, struct skl_pipe *pipe)
2492 struct skl_pipe_module *w_module;
2493 struct snd_soc_dapm_widget *w;
2494 struct skl_module_cfg *mconfig;
2495 bool host_found = false, link_found = false;
2497 list_for_each_entry(w_module, &pipe->w_list, node) {
2501 if (mconfig->dev_type == SKL_DEVICE_HDAHOST)
2503 else if (mconfig->dev_type != SKL_DEVICE_NONE)
2507 if (host_found && link_found)
2508 pipe->passthru = true;
2510 pipe->passthru = false;
2513 /* This will be read from topology manifest, currently defined here */
2514 #define SKL_MAX_MCPS 30000000
2515 #define SKL_FW_MAX_MEM 1000000
2518 * SKL topology init routine
2520 int skl_tplg_init(struct snd_soc_platform *platform, struct hdac_ext_bus *ebus)
2523 const struct firmware *fw;
2524 struct hdac_bus *bus = ebus_to_hbus(ebus);
2525 struct skl *skl = ebus_to_skl(ebus);
2526 struct skl_pipeline *ppl;
2528 ret = request_firmware(&fw, skl->tplg_name, bus->dev);
2530 dev_err(bus->dev, "tplg fw %s load failed with %d\n",
2531 skl->tplg_name, ret);
2532 ret = request_firmware(&fw, "dfw_sst.bin", bus->dev);
2534 dev_err(bus->dev, "Fallback tplg fw %s load failed with %d\n",
2535 "dfw_sst.bin", ret);
2541 * The complete tplg for SKL is loaded as index 0, we don't use
2544 ret = snd_soc_tplg_component_load(&platform->component,
2545 &skl_tplg_ops, fw, 0);
2547 dev_err(bus->dev, "tplg component load failed%d\n", ret);
2548 release_firmware(fw);
2552 skl->resource.max_mcps = SKL_MAX_MCPS;
2553 skl->resource.max_mem = SKL_FW_MAX_MEM;
2556 ret = skl_tplg_create_pipe_widget_list(platform);
2560 list_for_each_entry(ppl, &skl->ppl_list, node)
2561 skl_tplg_set_pipe_type(skl, ppl->pipe);