skl-topology.c 65.3 KB
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/*
 *  skl-topology.c - Implements Platform component ALSA controls/widget
 *  handlers.
 *
 *  Copyright (C) 2014-2015 Intel Corp
 *  Author: Jeeja KP <jeeja.kp@intel.com>
 *  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as version 2, as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 */

#include <linux/slab.h>
#include <linux/types.h>
#include <linux/firmware.h>
#include <sound/soc.h>
#include <sound/soc-topology.h>
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#include <uapi/sound/snd_sst_tokens.h>
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#include "skl-sst-dsp.h"
#include "skl-sst-ipc.h"
#include "skl-topology.h"
#include "skl.h"
#include "skl-tplg-interface.h"
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#include "../common/sst-dsp.h"
#include "../common/sst-dsp-priv.h"
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#define SKL_CH_FIXUP_MASK		(1 << 0)
#define SKL_RATE_FIXUP_MASK		(1 << 1)
#define SKL_FMT_FIXUP_MASK		(1 << 2)
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#define SKL_IN_DIR_BIT_MASK		BIT(0)
#define SKL_PIN_COUNT_MASK		GENMASK(7, 4)
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void skl_tplg_d0i3_get(struct skl *skl, enum d0i3_capability caps)
{
	struct skl_d0i3_data *d0i3 =  &skl->skl_sst->d0i3;

	switch (caps) {
	case SKL_D0I3_NONE:
		d0i3->non_d0i3++;
		break;

	case SKL_D0I3_STREAMING:
		d0i3->streaming++;
		break;

	case SKL_D0I3_NON_STREAMING:
		d0i3->non_streaming++;
		break;
	}
}

void skl_tplg_d0i3_put(struct skl *skl, enum d0i3_capability caps)
{
	struct skl_d0i3_data *d0i3 =  &skl->skl_sst->d0i3;

	switch (caps) {
	case SKL_D0I3_NONE:
		d0i3->non_d0i3--;
		break;

	case SKL_D0I3_STREAMING:
		d0i3->streaming--;
		break;

	case SKL_D0I3_NON_STREAMING:
		d0i3->non_streaming--;
		break;
	}
}

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/*
 * SKL DSP driver modelling uses only few DAPM widgets so for rest we will
 * ignore. This helpers checks if the SKL driver handles this widget type
 */
static int is_skl_dsp_widget_type(struct snd_soc_dapm_widget *w)
{
	switch (w->id) {
	case snd_soc_dapm_dai_link:
	case snd_soc_dapm_dai_in:
	case snd_soc_dapm_aif_in:
	case snd_soc_dapm_aif_out:
	case snd_soc_dapm_dai_out:
	case snd_soc_dapm_switch:
		return false;
	default:
		return true;
	}
}

/*
 * Each pipelines needs memory to be allocated. Check if we have free memory
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 * from available pool.
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 */
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static bool skl_is_pipe_mem_avail(struct skl *skl,
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				struct skl_module_cfg *mconfig)
{
	struct skl_sst *ctx = skl->skl_sst;

	if (skl->resource.mem + mconfig->pipe->memory_pages >
				skl->resource.max_mem) {
		dev_err(ctx->dev,
				"%s: module_id %d instance %d\n", __func__,
				mconfig->id.module_id,
				mconfig->id.instance_id);
		dev_err(ctx->dev,
				"exceeds ppl memory available %d mem %d\n",
				skl->resource.max_mem, skl->resource.mem);
		return false;
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	} else {
		return true;
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	}
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}
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/*
 * Add the mem to the mem pool. This is freed when pipe is deleted.
 * Note: DSP does actual memory management we only keep track for complete
 * pool
 */
static void skl_tplg_alloc_pipe_mem(struct skl *skl,
				struct skl_module_cfg *mconfig)
{
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	skl->resource.mem += mconfig->pipe->memory_pages;
}

/*
 * Pipeline needs needs DSP CPU resources for computation, this is
 * quantified in MCPS (Million Clocks Per Second) required for module/pipe
 *
 * Each pipelines needs mcps to be allocated. Check if we have mcps for this
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 * pipe.
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 */
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static bool skl_is_pipe_mcps_avail(struct skl *skl,
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				struct skl_module_cfg *mconfig)
{
	struct skl_sst *ctx = skl->skl_sst;

	if (skl->resource.mcps + mconfig->mcps > skl->resource.max_mcps) {
		dev_err(ctx->dev,
			"%s: module_id %d instance %d\n", __func__,
			mconfig->id.module_id, mconfig->id.instance_id);
		dev_err(ctx->dev,
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			"exceeds ppl mcps available %d > mem %d\n",
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			skl->resource.max_mcps, skl->resource.mcps);
		return false;
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	} else {
		return true;
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	}
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}
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static void skl_tplg_alloc_pipe_mcps(struct skl *skl,
				struct skl_module_cfg *mconfig)
{
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	skl->resource.mcps += mconfig->mcps;
}

/*
 * Free the mcps when tearing down
 */
static void
skl_tplg_free_pipe_mcps(struct skl *skl, struct skl_module_cfg *mconfig)
{
	skl->resource.mcps -= mconfig->mcps;
}

/*
 * Free the memory when tearing down
 */
static void
skl_tplg_free_pipe_mem(struct skl *skl, struct skl_module_cfg *mconfig)
{
	skl->resource.mem -= mconfig->pipe->memory_pages;
}

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static void skl_dump_mconfig(struct skl_sst *ctx,
					struct skl_module_cfg *mcfg)
{
	dev_dbg(ctx->dev, "Dumping config\n");
	dev_dbg(ctx->dev, "Input Format:\n");
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	dev_dbg(ctx->dev, "channels = %d\n", mcfg->in_fmt[0].channels);
	dev_dbg(ctx->dev, "s_freq = %d\n", mcfg->in_fmt[0].s_freq);
	dev_dbg(ctx->dev, "ch_cfg = %d\n", mcfg->in_fmt[0].ch_cfg);
	dev_dbg(ctx->dev, "valid bit depth = %d\n", mcfg->in_fmt[0].valid_bit_depth);
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	dev_dbg(ctx->dev, "Output Format:\n");
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	dev_dbg(ctx->dev, "channels = %d\n", mcfg->out_fmt[0].channels);
	dev_dbg(ctx->dev, "s_freq = %d\n", mcfg->out_fmt[0].s_freq);
	dev_dbg(ctx->dev, "valid bit depth = %d\n", mcfg->out_fmt[0].valid_bit_depth);
	dev_dbg(ctx->dev, "ch_cfg = %d\n", mcfg->out_fmt[0].ch_cfg);
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}

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static void skl_tplg_update_chmap(struct skl_module_fmt *fmt, int chs)
{
	int slot_map = 0xFFFFFFFF;
	int start_slot = 0;
	int i;

	for (i = 0; i < chs; i++) {
		/*
		 * For 2 channels with starting slot as 0, slot map will
		 * look like 0xFFFFFF10.
		 */
		slot_map &= (~(0xF << (4 * i)) | (start_slot << (4 * i)));
		start_slot++;
	}
	fmt->ch_map = slot_map;
}

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static void skl_tplg_update_params(struct skl_module_fmt *fmt,
			struct skl_pipe_params *params, int fixup)
{
	if (fixup & SKL_RATE_FIXUP_MASK)
		fmt->s_freq = params->s_freq;
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	if (fixup & SKL_CH_FIXUP_MASK) {
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		fmt->channels = params->ch;
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		skl_tplg_update_chmap(fmt, fmt->channels);
	}
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	if (fixup & SKL_FMT_FIXUP_MASK) {
		fmt->valid_bit_depth = skl_get_bit_depth(params->s_fmt);

		/*
		 * 16 bit is 16 bit container whereas 24 bit is in 32 bit
		 * container so update bit depth accordingly
		 */
		switch (fmt->valid_bit_depth) {
		case SKL_DEPTH_16BIT:
			fmt->bit_depth = fmt->valid_bit_depth;
			break;

		default:
			fmt->bit_depth = SKL_DEPTH_32BIT;
			break;
		}
	}

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}

/*
 * A pipeline may have modules which impact the pcm parameters, like SRC,
 * channel converter, format converter.
 * We need to calculate the output params by applying the 'fixup'
 * Topology will tell driver which type of fixup is to be applied by
 * supplying the fixup mask, so based on that we calculate the output
 *
 * Now In FE the pcm hw_params is source/target format. Same is applicable
 * for BE with its hw_params invoked.
 * here based on FE, BE pipeline and direction we calculate the input and
 * outfix and then apply that for a module
 */
static void skl_tplg_update_params_fixup(struct skl_module_cfg *m_cfg,
		struct skl_pipe_params *params, bool is_fe)
{
	int in_fixup, out_fixup;
	struct skl_module_fmt *in_fmt, *out_fmt;

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	/* Fixups will be applied to pin 0 only */
	in_fmt = &m_cfg->in_fmt[0];
	out_fmt = &m_cfg->out_fmt[0];
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	if (params->stream == SNDRV_PCM_STREAM_PLAYBACK) {
		if (is_fe) {
			in_fixup = m_cfg->params_fixup;
			out_fixup = (~m_cfg->converter) &
					m_cfg->params_fixup;
		} else {
			out_fixup = m_cfg->params_fixup;
			in_fixup = (~m_cfg->converter) &
					m_cfg->params_fixup;
		}
	} else {
		if (is_fe) {
			out_fixup = m_cfg->params_fixup;
			in_fixup = (~m_cfg->converter) &
					m_cfg->params_fixup;
		} else {
			in_fixup = m_cfg->params_fixup;
			out_fixup = (~m_cfg->converter) &
					m_cfg->params_fixup;
		}
	}

	skl_tplg_update_params(in_fmt, params, in_fixup);
	skl_tplg_update_params(out_fmt, params, out_fixup);
}

/*
 * A module needs input and output buffers, which are dependent upon pcm
 * params, so once we have calculate params, we need buffer calculation as
 * well.
 */
static void skl_tplg_update_buffer_size(struct skl_sst *ctx,
				struct skl_module_cfg *mcfg)
{
	int multiplier = 1;
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	struct skl_module_fmt *in_fmt, *out_fmt;

	/* Since fixups is applied to pin 0 only, ibs, obs needs
	 * change for pin 0 only
	 */
	in_fmt = &mcfg->in_fmt[0];
	out_fmt = &mcfg->out_fmt[0];
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	if (mcfg->m_type == SKL_MODULE_TYPE_SRCINT)
		multiplier = 5;
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	mcfg->ibs = DIV_ROUND_UP(in_fmt->s_freq, 1000) *
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			in_fmt->channels * (in_fmt->bit_depth >> 3) *
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			multiplier;

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	mcfg->obs = DIV_ROUND_UP(out_fmt->s_freq, 1000) *
			out_fmt->channels * (out_fmt->bit_depth >> 3) *
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			multiplier;
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}

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static u8 skl_tplg_be_dev_type(int dev_type)
{
	int ret;

	switch (dev_type) {
	case SKL_DEVICE_BT:
		ret = NHLT_DEVICE_BT;
		break;

	case SKL_DEVICE_DMIC:
		ret = NHLT_DEVICE_DMIC;
		break;

	case SKL_DEVICE_I2S:
		ret = NHLT_DEVICE_I2S;
		break;

	default:
		ret = NHLT_DEVICE_INVALID;
		break;
	}

	return ret;
}

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static int skl_tplg_update_be_blob(struct snd_soc_dapm_widget *w,
						struct skl_sst *ctx)
{
	struct skl_module_cfg *m_cfg = w->priv;
	int link_type, dir;
	u32 ch, s_freq, s_fmt;
	struct nhlt_specific_cfg *cfg;
	struct skl *skl = get_skl_ctx(ctx->dev);
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	u8 dev_type = skl_tplg_be_dev_type(m_cfg->dev_type);
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	/* check if we already have blob */
	if (m_cfg->formats_config.caps_size > 0)
		return 0;

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	dev_dbg(ctx->dev, "Applying default cfg blob\n");
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	switch (m_cfg->dev_type) {
	case SKL_DEVICE_DMIC:
		link_type = NHLT_LINK_DMIC;
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		dir = SNDRV_PCM_STREAM_CAPTURE;
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		s_freq = m_cfg->in_fmt[0].s_freq;
		s_fmt = m_cfg->in_fmt[0].bit_depth;
		ch = m_cfg->in_fmt[0].channels;
		break;

	case SKL_DEVICE_I2S:
		link_type = NHLT_LINK_SSP;
		if (m_cfg->hw_conn_type == SKL_CONN_SOURCE) {
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			dir = SNDRV_PCM_STREAM_PLAYBACK;
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			s_freq = m_cfg->out_fmt[0].s_freq;
			s_fmt = m_cfg->out_fmt[0].bit_depth;
			ch = m_cfg->out_fmt[0].channels;
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		} else {
			dir = SNDRV_PCM_STREAM_CAPTURE;
			s_freq = m_cfg->in_fmt[0].s_freq;
			s_fmt = m_cfg->in_fmt[0].bit_depth;
			ch = m_cfg->in_fmt[0].channels;
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		}
		break;

	default:
		return -EINVAL;
	}

	/* update the blob based on virtual bus_id and default params */
	cfg = skl_get_ep_blob(skl, m_cfg->vbus_id, link_type,
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					s_fmt, ch, s_freq, dir, dev_type);
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	if (cfg) {
		m_cfg->formats_config.caps_size = cfg->size;
		m_cfg->formats_config.caps = (u32 *) &cfg->caps;
	} else {
		dev_err(ctx->dev, "Blob NULL for id %x type %d dirn %d\n",
					m_cfg->vbus_id, link_type, dir);
		dev_err(ctx->dev, "PCM: ch %d, freq %d, fmt %d\n",
					ch, s_freq, s_fmt);
		return -EIO;
	}

	return 0;
}

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static void skl_tplg_update_module_params(struct snd_soc_dapm_widget *w,
							struct skl_sst *ctx)
{
	struct skl_module_cfg *m_cfg = w->priv;
	struct skl_pipe_params *params = m_cfg->pipe->p_params;
	int p_conn_type = m_cfg->pipe->conn_type;
	bool is_fe;

	if (!m_cfg->params_fixup)
		return;

	dev_dbg(ctx->dev, "Mconfig for widget=%s BEFORE updation\n",
				w->name);

	skl_dump_mconfig(ctx, m_cfg);

	if (p_conn_type == SKL_PIPE_CONN_TYPE_FE)
		is_fe = true;
	else
		is_fe = false;

	skl_tplg_update_params_fixup(m_cfg, params, is_fe);
	skl_tplg_update_buffer_size(ctx, m_cfg);

	dev_dbg(ctx->dev, "Mconfig for widget=%s AFTER updation\n",
				w->name);

	skl_dump_mconfig(ctx, m_cfg);
}

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/*
 * some modules can have multiple params set from user control and
 * need to be set after module is initialized. If set_param flag is
 * set module params will be done after module is initialised.
 */
static int skl_tplg_set_module_params(struct snd_soc_dapm_widget *w,
						struct skl_sst *ctx)
{
	int i, ret;
	struct skl_module_cfg *mconfig = w->priv;
	const struct snd_kcontrol_new *k;
	struct soc_bytes_ext *sb;
	struct skl_algo_data *bc;
	struct skl_specific_cfg *sp_cfg;

	if (mconfig->formats_config.caps_size > 0 &&
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		mconfig->formats_config.set_params == SKL_PARAM_SET) {
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		sp_cfg = &mconfig->formats_config;
		ret = skl_set_module_params(ctx, sp_cfg->caps,
					sp_cfg->caps_size,
					sp_cfg->param_id, mconfig);
		if (ret < 0)
			return ret;
	}

	for (i = 0; i < w->num_kcontrols; i++) {
		k = &w->kcontrol_news[i];
		if (k->access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {
			sb = (void *) k->private_value;
			bc = (struct skl_algo_data *)sb->dobj.private;

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			if (bc->set_params == SKL_PARAM_SET) {
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				ret = skl_set_module_params(ctx,
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						(u32 *)bc->params, bc->size,
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						bc->param_id, mconfig);
				if (ret < 0)
					return ret;
			}
		}
	}

	return 0;
}

/*
 * some module param can set from user control and this is required as
 * when module is initailzed. if module param is required in init it is
 * identifed by set_param flag. if set_param flag is not set, then this
 * parameter needs to set as part of module init.
 */
static int skl_tplg_set_module_init_data(struct snd_soc_dapm_widget *w)
{
	const struct snd_kcontrol_new *k;
	struct soc_bytes_ext *sb;
	struct skl_algo_data *bc;
	struct skl_module_cfg *mconfig = w->priv;
	int i;

	for (i = 0; i < w->num_kcontrols; i++) {
		k = &w->kcontrol_news[i];
		if (k->access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {
			sb = (struct soc_bytes_ext *)k->private_value;
			bc = (struct skl_algo_data *)sb->dobj.private;

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			if (bc->set_params != SKL_PARAM_INIT)
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				continue;

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			mconfig->formats_config.caps = (u32 *)bc->params;
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			mconfig->formats_config.caps_size = bc->size;
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			break;
		}
	}

	return 0;
}

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static int skl_tplg_module_prepare(struct skl_sst *ctx, struct skl_pipe *pipe,
		struct snd_soc_dapm_widget *w, struct skl_module_cfg *mcfg)
{
	switch (mcfg->dev_type) {
	case SKL_DEVICE_HDAHOST:
		return skl_pcm_host_dma_prepare(ctx->dev, pipe->p_params);

	case SKL_DEVICE_HDALINK:
		return skl_pcm_link_dma_prepare(ctx->dev, pipe->p_params);
	}

	return 0;
}

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/*
 * Inside a pipe instance, we can have various modules. These modules need
 * to instantiated in DSP by invoking INIT_MODULE IPC, which is achieved by
 * skl_init_module() routine, so invoke that for all modules in a pipeline
 */
static int
skl_tplg_init_pipe_modules(struct skl *skl, struct skl_pipe *pipe)
{
	struct skl_pipe_module *w_module;
	struct snd_soc_dapm_widget *w;
	struct skl_module_cfg *mconfig;
	struct skl_sst *ctx = skl->skl_sst;
	int ret = 0;

	list_for_each_entry(w_module, &pipe->w_list, node) {
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		uuid_le *uuid_mod;
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		w = w_module->w;
		mconfig = w->priv;

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		/* check if module ids are populated */
		if (mconfig->id.module_id < 0) {
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			dev_err(skl->skl_sst->dev,
					"module %pUL id not populated\n",
					(uuid_le *)mconfig->guid);
			return -EIO;
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		}

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		/* check resource available */
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		if (!skl_is_pipe_mcps_avail(skl, mconfig))
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			return -ENOMEM;

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		if (mconfig->is_loadable && ctx->dsp->fw_ops.load_mod) {
			ret = ctx->dsp->fw_ops.load_mod(ctx->dsp,
				mconfig->id.module_id, mconfig->guid);
			if (ret < 0)
				return ret;
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			mconfig->m_state = SKL_MODULE_LOADED;
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		}

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		/* prepare the DMA if the module is gateway cpr */
		ret = skl_tplg_module_prepare(ctx, pipe, w, mconfig);
		if (ret < 0)
			return ret;

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		/* update blob if blob is null for be with default value */
		skl_tplg_update_be_blob(w, ctx);

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		/*
		 * apply fix/conversion to module params based on
		 * FE/BE params
		 */
		skl_tplg_update_module_params(w, ctx);
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		uuid_mod = (uuid_le *)mconfig->guid;
		mconfig->id.pvt_id = skl_get_pvt_id(ctx, uuid_mod,
						mconfig->id.instance_id);
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		if (mconfig->id.pvt_id < 0)
			return ret;
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		skl_tplg_set_module_init_data(w);
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		ret = skl_init_module(ctx, mconfig);
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		if (ret < 0) {
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			skl_put_pvt_id(ctx, uuid_mod, &mconfig->id.pvt_id);
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			return ret;
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		}
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		skl_tplg_alloc_pipe_mcps(skl, mconfig);
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		ret = skl_tplg_set_module_params(w, ctx);
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		if (ret < 0)
			return ret;
	}

	return 0;
}
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static int skl_tplg_unload_pipe_modules(struct skl_sst *ctx,
	 struct skl_pipe *pipe)
{
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	int ret;
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	struct skl_pipe_module *w_module = NULL;
	struct skl_module_cfg *mconfig = NULL;

	list_for_each_entry(w_module, &pipe->w_list, node) {
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		uuid_le *uuid_mod;
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		mconfig  = w_module->w->priv;
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		uuid_mod = (uuid_le *)mconfig->guid;
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		if (mconfig->is_loadable && ctx->dsp->fw_ops.unload_mod &&
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			mconfig->m_state > SKL_MODULE_UNINIT) {
			ret = ctx->dsp->fw_ops.unload_mod(ctx->dsp,
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						mconfig->id.module_id);
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			if (ret < 0)
				return -EIO;
		}
619
		skl_put_pvt_id(ctx, uuid_mod, &mconfig->id.pvt_id);
620 621 622 623 624 625
	}

	/* no modules to unload in this path, so return */
	return 0;
}

626 627 628 629 630 631 632 633 634 635 636 637 638 639 640
/*
 * Mixer module represents a pipeline. So in the Pre-PMU event of mixer we
 * need create the pipeline. So we do following:
 *   - check the resources
 *   - Create the pipeline
 *   - Initialize the modules in pipeline
 *   - finally bind all modules together
 */
static int skl_tplg_mixer_dapm_pre_pmu_event(struct snd_soc_dapm_widget *w,
							struct skl *skl)
{
	int ret;
	struct skl_module_cfg *mconfig = w->priv;
	struct skl_pipe_module *w_module;
	struct skl_pipe *s_pipe = mconfig->pipe;
641
	struct skl_module_cfg *src_module = NULL, *dst_module, *module;
642
	struct skl_sst *ctx = skl->skl_sst;
643
	struct skl_module_deferred_bind *modules;
644 645

	/* check resource available */
646
	if (!skl_is_pipe_mcps_avail(skl, mconfig))
647 648
		return -EBUSY;

649
	if (!skl_is_pipe_mem_avail(skl, mconfig))
650 651 652 653 654 655 656 657 658 659
		return -ENOMEM;

	/*
	 * Create a list of modules for pipe.
	 * This list contains modules from source to sink
	 */
	ret = skl_create_pipeline(ctx, mconfig->pipe);
	if (ret < 0)
		return ret;

660 661
	skl_tplg_alloc_pipe_mem(skl, mconfig);
	skl_tplg_alloc_pipe_mcps(skl, mconfig);
662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683

	/* Init all pipe modules from source to sink */
	ret = skl_tplg_init_pipe_modules(skl, s_pipe);
	if (ret < 0)
		return ret;

	/* Bind modules from source to sink */
	list_for_each_entry(w_module, &s_pipe->w_list, node) {
		dst_module = w_module->w->priv;

		if (src_module == NULL) {
			src_module = dst_module;
			continue;
		}

		ret = skl_bind_modules(ctx, src_module, dst_module);
		if (ret < 0)
			return ret;

		src_module = dst_module;
	}

684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699
	/*
	 * When the destination module is initialized, check for these modules
	 * in deferred bind list. If found, bind them.
	 */
	list_for_each_entry(w_module, &s_pipe->w_list, node) {
		if (list_empty(&skl->bind_list))
			break;

		list_for_each_entry(modules, &skl->bind_list, node) {
			module = w_module->w->priv;
			if (modules->dst == module)
				skl_bind_modules(ctx, modules->src,
							modules->dst);
		}
	}

700 701 702
	return 0;
}

703 704
static int skl_fill_sink_instance_id(struct skl_sst *ctx, u32 *params,
				int size, struct skl_module_cfg *mcfg)
705 706 707
{
	int i, pvt_id;

708 709 710 711
	if (mcfg->m_type == SKL_MODULE_TYPE_KPB) {
		struct skl_kpb_params *kpb_params =
				(struct skl_kpb_params *)params;
		struct skl_mod_inst_map *inst = kpb_params->map;
712

713 714 715 716 717 718 719 720 721
		for (i = 0; i < kpb_params->num_modules; i++) {
			pvt_id = skl_get_pvt_instance_id_map(ctx, inst->mod_id,
								inst->inst_id);
			if (pvt_id < 0)
				return -EINVAL;

			inst->inst_id = pvt_id;
			inst++;
		}
722
	}
723

724 725
	return 0;
}
726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741
/*
 * Some modules require params to be set after the module is bound to
 * all pins connected.
 *
 * The module provider initializes set_param flag for such modules and we
 * send params after binding
 */
static int skl_tplg_set_module_bind_params(struct snd_soc_dapm_widget *w,
			struct skl_module_cfg *mcfg, struct skl_sst *ctx)
{
	int i, ret;
	struct skl_module_cfg *mconfig = w->priv;
	const struct snd_kcontrol_new *k;
	struct soc_bytes_ext *sb;
	struct skl_algo_data *bc;
	struct skl_specific_cfg *sp_cfg;
742
	u32 *params;
743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774

	/*
	 * check all out/in pins are in bind state.
	 * if so set the module param
	 */
	for (i = 0; i < mcfg->max_out_queue; i++) {
		if (mcfg->m_out_pin[i].pin_state != SKL_PIN_BIND_DONE)
			return 0;
	}

	for (i = 0; i < mcfg->max_in_queue; i++) {
		if (mcfg->m_in_pin[i].pin_state != SKL_PIN_BIND_DONE)
			return 0;
	}

	if (mconfig->formats_config.caps_size > 0 &&
		mconfig->formats_config.set_params == SKL_PARAM_BIND) {
		sp_cfg = &mconfig->formats_config;
		ret = skl_set_module_params(ctx, sp_cfg->caps,
					sp_cfg->caps_size,
					sp_cfg->param_id, mconfig);
		if (ret < 0)
			return ret;
	}

	for (i = 0; i < w->num_kcontrols; i++) {
		k = &w->kcontrol_news[i];
		if (k->access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {
			sb = (void *) k->private_value;
			bc = (struct skl_algo_data *)sb->dobj.private;

			if (bc->set_params == SKL_PARAM_BIND) {
775 776 777 778 779 780 781 782 783 784 785 786
				params = kzalloc(bc->max, GFP_KERNEL);
				if (!params)
					return -ENOMEM;

				memcpy(params, bc->params, bc->max);
				skl_fill_sink_instance_id(ctx, params, bc->max,
								mconfig);

				ret = skl_set_module_params(ctx, params,
						bc->max, bc->param_id, mconfig);
				kfree(params);

787 788 789 790 791 792 793 794 795
				if (ret < 0)
					return ret;
			}
		}
	}

	return 0;
}

796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833

static int skl_tplg_module_add_deferred_bind(struct skl *skl,
	struct skl_module_cfg *src, struct skl_module_cfg *dst)
{
	struct skl_module_deferred_bind *m_list, *modules;
	int i;

	/* only supported for module with static pin connection */
	for (i = 0; i < dst->max_in_queue; i++) {
		struct skl_module_pin *pin = &dst->m_in_pin[i];

		if (pin->is_dynamic)
			continue;

		if ((pin->id.module_id  == src->id.module_id) &&
			(pin->id.instance_id  == src->id.instance_id)) {

			if (!list_empty(&skl->bind_list)) {
				list_for_each_entry(modules, &skl->bind_list, node) {
					if (modules->src == src && modules->dst == dst)
						return 0;
				}
			}

			m_list = kzalloc(sizeof(*m_list), GFP_KERNEL);
			if (!m_list)
				return -ENOMEM;

			m_list->src = src;
			m_list->dst = dst;

			list_add(&m_list->node, &skl->bind_list);
		}
	}

	return 0;
}

834 835
static int skl_tplg_bind_sinks(struct snd_soc_dapm_widget *w,
				struct skl *skl,
836
				struct snd_soc_dapm_widget *src_w,
837
				struct skl_module_cfg *src_mconfig)
838 839
{
	struct snd_soc_dapm_path *p;
840
	struct snd_soc_dapm_widget *sink = NULL, *next_sink = NULL;
841
	struct skl_module_cfg *sink_mconfig;
842
	struct skl_sst *ctx = skl->skl_sst;
843
	int ret;
844

845
	snd_soc_dapm_widget_for_each_sink_path(w, p) {
846 847 848 849 850 851
		if (!p->connect)
			continue;

		dev_dbg(ctx->dev, "%s: src widget=%s\n", __func__, w->name);
		dev_dbg(ctx->dev, "%s: sink widget=%s\n", __func__, p->sink->name);

852
		next_sink = p->sink;
853 854 855 856

		if (!is_skl_dsp_widget_type(p->sink))
			return skl_tplg_bind_sinks(p->sink, skl, src_w, src_mconfig);

857 858 859 860 861 862 863 864 865 866 867
		/*
		 * here we will check widgets in sink pipelines, so that
		 * can be any widgets type and we are only interested if
		 * they are ones used for SKL so check that first
		 */
		if ((p->sink->priv != NULL) &&
					is_skl_dsp_widget_type(p->sink)) {

			sink = p->sink;
			sink_mconfig = sink->priv;

868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889
			/*
			 * Modules other than PGA leaf can be connected
			 * directly or via switch to a module in another
			 * pipeline. EX: reference path
			 * when the path is enabled, the dst module that needs
			 * to be bound may not be initialized. if the module is
			 * not initialized, add these modules in the deferred
			 * bind list and when the dst module is initialised,
			 * bind this module to the dst_module in deferred list.
			 */
			if (((src_mconfig->m_state == SKL_MODULE_INIT_DONE)
				&& (sink_mconfig->m_state == SKL_MODULE_UNINIT))) {

				ret = skl_tplg_module_add_deferred_bind(skl,
						src_mconfig, sink_mconfig);

				if (ret < 0)
					return ret;

			}


890 891 892 893
			if (src_mconfig->m_state == SKL_MODULE_UNINIT ||
				sink_mconfig->m_state == SKL_MODULE_UNINIT)
				continue;

894 895 896 897 898
			/* Bind source to sink, mixin is always source */
			ret = skl_bind_modules(ctx, src_mconfig, sink_mconfig);
			if (ret)
				return ret;

899 900 901 902
			/* set module params after bind */
			skl_tplg_set_module_bind_params(src_w, src_mconfig, ctx);
			skl_tplg_set_module_bind_params(sink, sink_mconfig, ctx);

903 904
			/* Start sinks pipe first */
			if (sink_mconfig->pipe->state != SKL_PIPE_STARTED) {
905 906 907 908
				if (sink_mconfig->pipe->conn_type !=
							SKL_PIPE_CONN_TYPE_FE)
					ret = skl_run_pipe(ctx,
							sink_mconfig->pipe);
909 910 911 912 913 914
				if (ret)
					return ret;
			}
		}
	}

915
	if (!sink)
916
		return skl_tplg_bind_sinks(next_sink, skl, src_w, src_mconfig);
917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944

	return 0;
}

/*
 * A PGA represents a module in a pipeline. So in the Pre-PMU event of PGA
 * we need to do following:
 *   - Bind to sink pipeline
 *      Since the sink pipes can be running and we don't get mixer event on
 *      connect for already running mixer, we need to find the sink pipes
 *      here and bind to them. This way dynamic connect works.
 *   - Start sink pipeline, if not running
 *   - Then run current pipe
 */
static int skl_tplg_pga_dapm_pre_pmu_event(struct snd_soc_dapm_widget *w,
								struct skl *skl)
{
	struct skl_module_cfg *src_mconfig;
	struct skl_sst *ctx = skl->skl_sst;
	int ret = 0;

	src_mconfig = w->priv;

	/*
	 * find which sink it is connected to, bind with the sink,
	 * if sink is not started, start sink pipe first, then start
	 * this pipe
	 */
945
	ret = skl_tplg_bind_sinks(w, skl, w, src_mconfig);
946 947 948 949
	if (ret)
		return ret;

	/* Start source pipe last after starting all sinks */
950 951
	if (src_mconfig->pipe->conn_type != SKL_PIPE_CONN_TYPE_FE)
		return skl_run_pipe(ctx, src_mconfig->pipe);
952 953 954 955

	return 0;
}

956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987
static struct snd_soc_dapm_widget *skl_get_src_dsp_widget(
		struct snd_soc_dapm_widget *w, struct skl *skl)
{
	struct snd_soc_dapm_path *p;
	struct snd_soc_dapm_widget *src_w = NULL;
	struct skl_sst *ctx = skl->skl_sst;

	snd_soc_dapm_widget_for_each_source_path(w, p) {
		src_w = p->source;
		if (!p->connect)
			continue;

		dev_dbg(ctx->dev, "sink widget=%s\n", w->name);
		dev_dbg(ctx->dev, "src widget=%s\n", p->source->name);

		/*
		 * here we will check widgets in sink pipelines, so that can
		 * be any widgets type and we are only interested if they are
		 * ones used for SKL so check that first
		 */
		if ((p->source->priv != NULL) &&
					is_skl_dsp_widget_type(p->source)) {
			return p->source;
		}
	}

	if (src_w != NULL)
		return skl_get_src_dsp_widget(src_w, skl);

	return NULL;
}

988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013
/*
 * in the Post-PMU event of mixer we need to do following:
 *   - Check if this pipe is running
 *   - if not, then
 *	- bind this pipeline to its source pipeline
 *	  if source pipe is already running, this means it is a dynamic
 *	  connection and we need to bind only to that pipe
 *	- start this pipeline
 */
static int skl_tplg_mixer_dapm_post_pmu_event(struct snd_soc_dapm_widget *w,
							struct skl *skl)
{
	int ret = 0;
	struct snd_soc_dapm_widget *source, *sink;
	struct skl_module_cfg *src_mconfig, *sink_mconfig;
	struct skl_sst *ctx = skl->skl_sst;
	int src_pipe_started = 0;

	sink = w;
	sink_mconfig = sink->priv;

	/*
	 * If source pipe is already started, that means source is driving
	 * one more sink before this sink got connected, Since source is
	 * started, bind this sink to source and start this pipe.
	 */
1014 1015 1016 1017 1018
	source = skl_get_src_dsp_widget(w, skl);
	if (source != NULL) {
		src_mconfig = source->priv;
		sink_mconfig = sink->priv;
		src_pipe_started = 1;
1019 1020

		/*
1021 1022
		 * check pipe state, then no need to bind or start the
		 * pipe
1023
		 */
1024 1025
		if (src_mconfig->pipe->state != SKL_PIPE_STARTED)
			src_pipe_started = 0;
1026 1027 1028 1029 1030 1031 1032
	}

	if (src_pipe_started) {
		ret = skl_bind_modules(ctx, src_mconfig, sink_mconfig);
		if (ret)
			return ret;

1033 1034 1035 1036
		/* set module params after bind */
		skl_tplg_set_module_bind_params(source, src_mconfig, ctx);
		skl_tplg_set_module_bind_params(sink, sink_mconfig, ctx);

1037 1038
		if (sink_mconfig->pipe->conn_type != SKL_PIPE_CONN_TYPE_FE)
			ret = skl_run_pipe(ctx, sink_mconfig->pipe);
1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053
	}

	return ret;
}

/*
 * in the Pre-PMD event of mixer we need to do following:
 *   - Stop the pipe
 *   - find the source connections and remove that from dapm_path_list
 *   - unbind with source pipelines if still connected
 */
static int skl_tplg_mixer_dapm_pre_pmd_event(struct snd_soc_dapm_widget *w,
							struct skl *skl)
{
	struct skl_module_cfg *src_mconfig, *sink_mconfig;
1054
	int ret = 0, i;
1055 1056
	struct skl_sst *ctx = skl->skl_sst;

1057
	sink_mconfig = w->priv;
1058 1059 1060 1061 1062 1063

	/* Stop the pipe */
	ret = skl_stop_pipe(ctx, sink_mconfig->pipe);
	if (ret)
		return ret;

1064 1065 1066 1067 1068
	for (i = 0; i < sink_mconfig->max_in_queue; i++) {
		if (sink_mconfig->m_in_pin[i].pin_state == SKL_PIN_BIND_DONE) {
			src_mconfig = sink_mconfig->m_in_pin[i].tgt_mcfg;
			if (!src_mconfig)
				continue;
1069

1070 1071
			ret = skl_unbind_modules(ctx,
						src_mconfig, sink_mconfig);
1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093
		}
	}

	return ret;
}

/*
 * in the Post-PMD event of mixer we need to do following:
 *   - Free the mcps used
 *   - Free the mem used
 *   - Unbind the modules within the pipeline
 *   - Delete the pipeline (modules are not required to be explicitly
 *     deleted, pipeline delete is enough here
 */
static int skl_tplg_mixer_dapm_post_pmd_event(struct snd_soc_dapm_widget *w,
							struct skl *skl)
{
	struct skl_module_cfg *mconfig = w->priv;
	struct skl_pipe_module *w_module;
	struct skl_module_cfg *src_module = NULL, *dst_module;
	struct skl_sst *ctx = skl->skl_sst;
	struct skl_pipe *s_pipe = mconfig->pipe;
1094
	struct skl_module_deferred_bind *modules, *tmp;
1095

1096 1097 1098
	if (s_pipe->state == SKL_PIPE_INVALID)
		return -EINVAL;

1099
	skl_tplg_free_pipe_mcps(skl, mconfig);
1100
	skl_tplg_free_pipe_mem(skl, mconfig);
1101

1102 1103 1104 1105 1106 1107
	list_for_each_entry(w_module, &s_pipe->w_list, node) {
		if (list_empty(&skl->bind_list))
			break;

		src_module = w_module->w->priv;

1108
		list_for_each_entry_safe(modules, tmp, &skl->bind_list, node) {
1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130
			/*
			 * When the destination module is deleted, Unbind the
			 * modules from deferred bind list.
			 */
			if (modules->dst == src_module) {
				skl_unbind_modules(ctx, modules->src,
						modules->dst);
			}

			/*
			 * When the source module is deleted, remove this entry
			 * from the deferred bind list.
			 */
			if (modules->src == src_module) {
				list_del(&modules->node);
				modules->src = NULL;
				modules->dst = NULL;
				kfree(modules);
			}
		}
	}

1131 1132 1133
	list_for_each_entry(w_module, &s_pipe->w_list, node) {
		dst_module = w_module->w->priv;

1134 1135
		if (mconfig->m_state >= SKL_MODULE_INIT_DONE)
			skl_tplg_free_pipe_mcps(skl, dst_module);
1136 1137 1138 1139 1140
		if (src_module == NULL) {
			src_module = dst_module;
			continue;
		}

1141
		skl_unbind_modules(ctx, src_module, dst_module);
1142 1143 1144
		src_module = dst_module;
	}

1145
	skl_delete_pipe(ctx, mconfig->pipe);
1146

1147 1148 1149 1150 1151
	list_for_each_entry(w_module, &s_pipe->w_list, node) {
		src_module = w_module->w->priv;
		src_module->m_state = SKL_MODULE_UNINIT;
	}

1152
	return skl_tplg_unload_pipe_modules(ctx, s_pipe);
1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164
}

/*
 * in the Post-PMD event of PGA we need to do following:
 *   - Free the mcps used
 *   - Stop the pipeline
 *   - In source pipe is connected, unbind with source pipelines
 */
static int skl_tplg_pga_dapm_post_pmd_event(struct snd_soc_dapm_widget *w,
								struct skl *skl)
{
	struct skl_module_cfg *src_mconfig, *sink_mconfig;
1165
	int ret = 0, i;
1166 1167
	struct skl_sst *ctx = skl->skl_sst;

1168
	src_mconfig = w->priv;
1169 1170 1171 1172 1173 1174

	/* Stop the pipe since this is a mixin module */
	ret = skl_stop_pipe(ctx, src_mconfig->pipe);
	if (ret)
		return ret;

1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185
	for (i = 0; i < src_mconfig->max_out_queue; i++) {
		if (src_mconfig->m_out_pin[i].pin_state == SKL_PIN_BIND_DONE) {
			sink_mconfig = src_mconfig->m_out_pin[i].tgt_mcfg;
			if (!sink_mconfig)
				continue;
			/*
			 * This is a connecter and if path is found that means
			 * unbind between source and sink has not happened yet
			 */
			ret = skl_unbind_modules(ctx, src_mconfig,
							sink_mconfig);
1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243
		}
	}

	return ret;
}

/*
 * In modelling, we assume there will be ONLY one mixer in a pipeline. If a
 * second one is required that is created as another pipe entity.
 * The mixer is responsible for pipe management and represent a pipeline
 * instance
 */
static int skl_tplg_mixer_event(struct snd_soc_dapm_widget *w,
				struct snd_kcontrol *k, int event)
{
	struct snd_soc_dapm_context *dapm = w->dapm;
	struct skl *skl = get_skl_ctx(dapm->dev);

	switch (event) {
	case SND_SOC_DAPM_PRE_PMU:
		return skl_tplg_mixer_dapm_pre_pmu_event(w, skl);

	case SND_SOC_DAPM_POST_PMU:
		return skl_tplg_mixer_dapm_post_pmu_event(w, skl);

	case SND_SOC_DAPM_PRE_PMD:
		return skl_tplg_mixer_dapm_pre_pmd_event(w, skl);

	case SND_SOC_DAPM_POST_PMD:
		return skl_tplg_mixer_dapm_post_pmd_event(w, skl);
	}

	return 0;
}

/*
 * In modelling, we assumed rest of the modules in pipeline are PGA. But we
 * are interested in last PGA (leaf PGA) in a pipeline to disconnect with
 * the sink when it is running (two FE to one BE or one FE to two BE)
 * scenarios
 */
static int skl_tplg_pga_event(struct snd_soc_dapm_widget *w,
			struct snd_kcontrol *k, int event)

{
	struct snd_soc_dapm_context *dapm = w->dapm;
	struct skl *skl = get_skl_ctx(dapm->dev);

	switch (event) {
	case SND_SOC_DAPM_PRE_PMU:
		return skl_tplg_pga_dapm_pre_pmu_event(w, skl);

	case SND_SOC_DAPM_POST_PMD:
		return skl_tplg_pga_dapm_post_pmd_event(w, skl);
	}

	return 0;
}
1244

1245 1246 1247 1248 1249 1250
static int skl_tplg_tlv_control_get(struct snd_kcontrol *kcontrol,
			unsigned int __user *data, unsigned int size)
{
	struct soc_bytes_ext *sb =
			(struct soc_bytes_ext *)kcontrol->private_value;
	struct skl_algo_data *bc = (struct skl_algo_data *)sb->dobj.private;
1251 1252 1253 1254 1255 1256
	struct snd_soc_dapm_widget *w = snd_soc_dapm_kcontrol_widget(kcontrol);
	struct skl_module_cfg *mconfig = w->priv;
	struct skl *skl = get_skl_ctx(w->dapm->dev);

	if (w->power)
		skl_get_module_params(skl->skl_sst, (u32 *)bc->params,
1257
				      bc->size, bc->param_id, mconfig);
1258

1259 1260 1261 1262 1263 1264 1265
	/* decrement size for TLV header */
	size -= 2 * sizeof(u32);

	/* check size as we don't want to send kernel data */
	if (size > bc->max)
		size = bc->max;

1266 1267 1268
	if (bc->params) {
		if (copy_to_user(data, &bc->param_id, sizeof(u32)))
			return -EFAULT;
1269
		if (copy_to_user(data + 1, &size, sizeof(u32)))
1270
			return -EFAULT;
1271
		if (copy_to_user(data + 2, bc->params, size))
1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290
			return -EFAULT;
	}

	return 0;
}

#define SKL_PARAM_VENDOR_ID 0xff

static int skl_tplg_tlv_control_set(struct snd_kcontrol *kcontrol,
			const unsigned int __user *data, unsigned int size)
{
	struct snd_soc_dapm_widget *w = snd_soc_dapm_kcontrol_widget(kcontrol);
	struct skl_module_cfg *mconfig = w->priv;
	struct soc_bytes_ext *sb =
			(struct soc_bytes_ext *)kcontrol->private_value;
	struct skl_algo_data *ac = (struct skl_algo_data *)sb->dobj.private;
	struct skl *skl = get_skl_ctx(w->dapm->dev);

	if (ac->params) {
1291 1292 1293 1294
		if (size > ac->max)
			return -EINVAL;

		ac->size = size;
1295 1296 1297 1298 1299 1300 1301 1302 1303
		/*
		 * if the param_is is of type Vendor, firmware expects actual
		 * parameter id and size from the control.
		 */
		if (ac->param_id == SKL_PARAM_VENDOR_ID) {
			if (copy_from_user(ac->params, data, size))
				return -EFAULT;
		} else {
			if (copy_from_user(ac->params,
A
Alan 已提交
1304
					   data + 2, size))
1305 1306 1307 1308 1309
				return -EFAULT;
		}

		if (w->power)
			return skl_set_module_params(skl->skl_sst,
1310
						(u32 *)ac->params, ac->size,
1311 1312 1313 1314 1315 1316
						ac->param_id, mconfig);
	}

	return 0;
}

1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330
/*
 * Fill the dma id for host and link. In case of passthrough
 * pipeline, this will both host and link in the same
 * pipeline, so need to copy the link and host based on dev_type
 */
static void skl_tplg_fill_dma_id(struct skl_module_cfg *mcfg,
				struct skl_pipe_params *params)
{
	struct skl_pipe *pipe = mcfg->pipe;

	if (pipe->passthru) {
		switch (mcfg->dev_type) {
		case SKL_DEVICE_HDALINK:
			pipe->p_params->link_dma_id = params->link_dma_id;
1331
			pipe->p_params->link_index = params->link_index;
1332
			pipe->p_params->link_bps = params->link_bps;
1333 1334 1335 1336
			break;

		case SKL_DEVICE_HDAHOST:
			pipe->p_params->host_dma_id = params->host_dma_id;
1337
			pipe->p_params->host_bps = params->host_bps;
1338 1339 1340 1341 1342 1343 1344 1345 1346
			break;

		default:
			break;
		}
		pipe->p_params->s_fmt = params->s_fmt;
		pipe->p_params->ch = params->ch;
		pipe->p_params->s_freq = params->s_freq;
		pipe->p_params->stream = params->stream;
1347
		pipe->p_params->format = params->format;
1348 1349 1350 1351 1352 1353

	} else {
		memcpy(pipe->p_params, params, sizeof(*params));
	}
}

1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365
/*
 * The FE params are passed by hw_params of the DAI.
 * On hw_params, the params are stored in Gateway module of the FE and we
 * need to calculate the format in DSP module configuration, that
 * conversion is done here
 */
int skl_tplg_update_pipe_params(struct device *dev,
			struct skl_module_cfg *mconfig,
			struct skl_pipe_params *params)
{
	struct skl_module_fmt *format = NULL;

1366
	skl_tplg_fill_dma_id(mconfig, params);
1367 1368

	if (params->stream == SNDRV_PCM_STREAM_PLAYBACK)
1369
		format = &mconfig->in_fmt[0];
1370
	else
1371
		format = &mconfig->out_fmt[0];
1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387

	/* set the hw_params */
	format->s_freq = params->s_freq;
	format->channels = params->ch;
	format->valid_bit_depth = skl_get_bit_depth(params->s_fmt);

	/*
	 * 16 bit is 16 bit container whereas 24 bit is in 32 bit
	 * container so update bit depth accordingly
	 */
	switch (format->valid_bit_depth) {
	case SKL_DEPTH_16BIT:
		format->bit_depth = format->valid_bit_depth;
		break;

	case SKL_DEPTH_24BIT:
1388
	case SKL_DEPTH_32BIT:
1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423
		format->bit_depth = SKL_DEPTH_32BIT;
		break;

	default:
		dev_err(dev, "Invalid bit depth %x for pipe\n",
				format->valid_bit_depth);
		return -EINVAL;
	}

	if (params->stream == SNDRV_PCM_STREAM_PLAYBACK) {
		mconfig->ibs = (format->s_freq / 1000) *
				(format->channels) *
				(format->bit_depth >> 3);
	} else {
		mconfig->obs = (format->s_freq / 1000) *
				(format->channels) *
				(format->bit_depth >> 3);
	}

	return 0;
}

/*
 * Query the module config for the FE DAI
 * This is used to find the hw_params set for that DAI and apply to FE
 * pipeline
 */
struct skl_module_cfg *
skl_tplg_fe_get_cpr_module(struct snd_soc_dai *dai, int stream)
{
	struct snd_soc_dapm_widget *w;
	struct snd_soc_dapm_path *p = NULL;

	if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
		w = dai->playback_widget;
1424
		snd_soc_dapm_widget_for_each_sink_path(w, p) {
1425
			if (p->connect && p->sink->power &&
1426
					!is_skl_dsp_widget_type(p->sink))
1427 1428 1429 1430 1431 1432 1433 1434 1435 1436
				continue;

			if (p->sink->priv) {
				dev_dbg(dai->dev, "set params for %s\n",
						p->sink->name);
				return p->sink->priv;
			}
		}
	} else {
		w = dai->capture_widget;
1437
		snd_soc_dapm_widget_for_each_source_path(w, p) {
1438
			if (p->connect && p->source->power &&
1439
					!is_skl_dsp_widget_type(p->source))
1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452
				continue;

			if (p->source->priv) {
				dev_dbg(dai->dev, "set params for %s\n",
						p->source->name);
				return p->source->priv;
			}
		}
	}

	return NULL;
}

1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466 1467 1468 1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509 1510 1511 1512
static struct skl_module_cfg *skl_get_mconfig_pb_cpr(
		struct snd_soc_dai *dai, struct snd_soc_dapm_widget *w)
{
	struct snd_soc_dapm_path *p;
	struct skl_module_cfg *mconfig = NULL;

	snd_soc_dapm_widget_for_each_source_path(w, p) {
		if (w->endpoints[SND_SOC_DAPM_DIR_OUT] > 0) {
			if (p->connect &&
				    (p->sink->id == snd_soc_dapm_aif_out) &&
				    p->source->priv) {
				mconfig = p->source->priv;
				return mconfig;
			}
			mconfig = skl_get_mconfig_pb_cpr(dai, p->source);
			if (mconfig)
				return mconfig;
		}
	}
	return mconfig;
}

static struct skl_module_cfg *skl_get_mconfig_cap_cpr(
		struct snd_soc_dai *dai, struct snd_soc_dapm_widget *w)
{
	struct snd_soc_dapm_path *p;
	struct skl_module_cfg *mconfig = NULL;

	snd_soc_dapm_widget_for_each_sink_path(w, p) {
		if (w->endpoints[SND_SOC_DAPM_DIR_IN] > 0) {
			if (p->connect &&
				    (p->source->id == snd_soc_dapm_aif_in) &&
				    p->sink->priv) {
				mconfig = p->sink->priv;
				return mconfig;
			}
			mconfig = skl_get_mconfig_cap_cpr(dai, p->sink);
			if (mconfig)
				return mconfig;
		}
	}
	return mconfig;
}

struct skl_module_cfg *
skl_tplg_be_get_cpr_module(struct snd_soc_dai *dai, int stream)
{
	struct snd_soc_dapm_widget *w;
	struct skl_module_cfg *mconfig;

	if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
		w = dai->playback_widget;
		mconfig = skl_get_mconfig_pb_cpr(dai, w);
	} else {
		w = dai->capture_widget;
		mconfig = skl_get_mconfig_cap_cpr(dai, w);
	}
	return mconfig;
}

1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 1550 1551 1552 1553 1554 1555
static u8 skl_tplg_be_link_type(int dev_type)
{
	int ret;

	switch (dev_type) {
	case SKL_DEVICE_BT:
		ret = NHLT_LINK_SSP;
		break;

	case SKL_DEVICE_DMIC:
		ret = NHLT_LINK_DMIC;
		break;

	case SKL_DEVICE_I2S:
		ret = NHLT_LINK_SSP;
		break;

	case SKL_DEVICE_HDALINK:
		ret = NHLT_LINK_HDA;
		break;

	default:
		ret = NHLT_LINK_INVALID;
		break;
	}

	return ret;
}

/*
 * Fill the BE gateway parameters
 * The BE gateway expects a blob of parameters which are kept in the ACPI
 * NHLT blob, so query the blob for interface type (i2s/pdm) and instance.
 * The port can have multiple settings so pick based on the PCM
 * parameters
 */
static int skl_tplg_be_fill_pipe_params(struct snd_soc_dai *dai,
				struct skl_module_cfg *mconfig,
				struct skl_pipe_params *params)
{
	struct nhlt_specific_cfg *cfg;
	struct skl *skl = get_skl_ctx(dai->dev);
	int link_type = skl_tplg_be_link_type(mconfig->dev_type);
1556
	u8 dev_type = skl_tplg_be_dev_type(mconfig->dev_type);
1557

1558
	skl_tplg_fill_dma_id(mconfig, params);
1559

1560 1561 1562
	if (link_type == NHLT_LINK_HDA)
		return 0;

1563 1564 1565
	/* update the blob based on virtual bus_id*/
	cfg = skl_get_ep_blob(skl, mconfig->vbus_id, link_type,
					params->s_fmt, params->ch,
1566 1567
					params->s_freq, params->stream,
					dev_type);
1568 1569
	if (cfg) {
		mconfig->formats_config.caps_size = cfg->size;
1570
		mconfig->formats_config.caps = (u32 *) &cfg->caps;
1571 1572 1573 1574 1575 1576 1577 1578 1579 1580 1581 1582 1583 1584 1585 1586 1587
	} else {
		dev_err(dai->dev, "Blob NULL for id %x type %d dirn %d\n",
					mconfig->vbus_id, link_type,
					params->stream);
		dev_err(dai->dev, "PCM: ch %d, freq %d, fmt %d\n",
				 params->ch, params->s_freq, params->s_fmt);
		return -EINVAL;
	}

	return 0;
}

static int skl_tplg_be_set_src_pipe_params(struct snd_soc_dai *dai,
				struct snd_soc_dapm_widget *w,
				struct skl_pipe_params *params)
{
	struct snd_soc_dapm_path *p;
1588
	int ret = -EIO;
1589

1590
	snd_soc_dapm_widget_for_each_source_path(w, p) {
1591 1592 1593
		if (p->connect && is_skl_dsp_widget_type(p->source) &&
						p->source->priv) {

1594 1595 1596 1597
			ret = skl_tplg_be_fill_pipe_params(dai,
						p->source->priv, params);
			if (ret < 0)
				return ret;
1598
		} else {
1599 1600
			ret = skl_tplg_be_set_src_pipe_params(dai,
						p->source, params);
1601 1602
			if (ret < 0)
				return ret;
1603 1604 1605
		}
	}

1606
	return ret;
1607 1608 1609 1610 1611 1612
}

static int skl_tplg_be_set_sink_pipe_params(struct snd_soc_dai *dai,
	struct snd_soc_dapm_widget *w, struct skl_pipe_params *params)
{
	struct snd_soc_dapm_path *p = NULL;
1613
	int ret = -EIO;
1614

1615
	snd_soc_dapm_widget_for_each_sink_path(w, p) {
1616 1617 1618
		if (p->connect && is_skl_dsp_widget_type(p->sink) &&
						p->sink->priv) {

1619 1620 1621 1622
			ret = skl_tplg_be_fill_pipe_params(dai,
						p->sink->priv, params);
			if (ret < 0)
				return ret;
1623
		} else {
1624
			ret = skl_tplg_be_set_sink_pipe_params(
1625
						dai, p->sink, params);
1626 1627
			if (ret < 0)
				return ret;
1628 1629 1630
		}
	}

1631
	return ret;
1632 1633 1634 1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 1645 1646 1647 1648 1649 1650 1651 1652 1653 1654 1655 1656
}

/*
 * BE hw_params can be a source parameters (capture) or sink parameters
 * (playback). Based on sink and source we need to either find the source
 * list or the sink list and set the pipeline parameters
 */
int skl_tplg_be_update_params(struct snd_soc_dai *dai,
				struct skl_pipe_params *params)
{
	struct snd_soc_dapm_widget *w;

	if (params->stream == SNDRV_PCM_STREAM_PLAYBACK) {
		w = dai->playback_widget;

		return skl_tplg_be_set_src_pipe_params(dai, w, params);

	} else {
		w = dai->capture_widget;

		return skl_tplg_be_set_sink_pipe_params(dai, w, params);
	}

	return 0;
}
1657 1658 1659

static const struct snd_soc_tplg_widget_events skl_tplg_widget_ops[] = {
	{SKL_MIXER_EVENT, skl_tplg_mixer_event},
1660
	{SKL_VMIXER_EVENT, skl_tplg_mixer_event},
1661 1662 1663
	{SKL_PGA_EVENT, skl_tplg_pga_event},
};

1664 1665 1666 1667 1668
static const struct snd_soc_tplg_bytes_ext_ops skl_tlv_ops[] = {
	{SKL_CONTROL_TYPE_BYTE_TLV, skl_tplg_tlv_control_get,
					skl_tplg_tlv_control_set},
};

1669 1670 1671
static int skl_tplg_fill_pipe_tkn(struct device *dev,
			struct skl_pipe *pipe, u32 tkn,
			u32 tkn_val)
1672 1673
{

1674 1675 1676 1677 1678 1679 1680 1681 1682 1683 1684 1685 1686
	switch (tkn) {
	case SKL_TKN_U32_PIPE_CONN_TYPE:
		pipe->conn_type = tkn_val;
		break;

	case SKL_TKN_U32_PIPE_PRIORITY:
		pipe->pipe_priority = tkn_val;
		break;

	case SKL_TKN_U32_PIPE_MEM_PGS:
		pipe->memory_pages = tkn_val;
		break;

1687 1688 1689 1690
	case SKL_TKN_U32_PMODE:
		pipe->lp_mode = tkn_val;
		break;

1691 1692 1693
	default:
		dev_err(dev, "Token not handled %d\n", tkn);
		return -EINVAL;
1694
	}
1695 1696

	return 0;
1697 1698 1699
}

/*
1700 1701
 * Add pipeline by parsing the relevant tokens
 * Return an existing pipe if the pipe already exists.
1702
 */
1703 1704 1705
static int skl_tplg_add_pipe(struct device *dev,
		struct skl_module_cfg *mconfig, struct skl *skl,
		struct snd_soc_tplg_vendor_value_elem *tkn_elem)
1706 1707 1708 1709 1710 1711
{
	struct skl_pipeline *ppl;
	struct skl_pipe *pipe;
	struct skl_pipe_params *params;

	list_for_each_entry(ppl, &skl->ppl_list, node) {
1712 1713
		if (ppl->pipe->ppl_id == tkn_elem->value) {
			mconfig->pipe = ppl->pipe;
1714
			return -EEXIST;
1715
		}
1716 1717 1718 1719
	}

	ppl = devm_kzalloc(dev, sizeof(*ppl), GFP_KERNEL);
	if (!ppl)
1720
		return -ENOMEM;
1721 1722 1723

	pipe = devm_kzalloc(dev, sizeof(*pipe), GFP_KERNEL);
	if (!pipe)
1724
		return -ENOMEM;
1725 1726 1727

	params = devm_kzalloc(dev, sizeof(*params), GFP_KERNEL);
	if (!params)
1728
		return -ENOMEM;
1729 1730

	pipe->p_params = params;
1731
	pipe->ppl_id = tkn_elem->value;
1732 1733 1734 1735 1736
	INIT_LIST_HEAD(&pipe->w_list);

	ppl->pipe = pipe;
	list_add(&ppl->node, &skl->ppl_list);

1737 1738 1739 1740 1741 1742 1743 1744 1745 1746 1747 1748 1749 1750 1751 1752 1753 1754 1755 1756 1757 1758 1759 1760 1761 1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772 1773 1774 1775 1776 1777 1778 1779 1780 1781 1782 1783 1784 1785
	mconfig->pipe = pipe;
	mconfig->pipe->state = SKL_PIPE_INVALID;

	return 0;
}

static int skl_tplg_fill_pin(struct device *dev, u32 tkn,
			struct skl_module_pin *m_pin,
			int pin_index, u32 value)
{
	switch (tkn) {
	case SKL_TKN_U32_PIN_MOD_ID:
		m_pin[pin_index].id.module_id = value;
		break;

	case SKL_TKN_U32_PIN_INST_ID:
		m_pin[pin_index].id.instance_id = value;
		break;

	default:
		dev_err(dev, "%d Not a pin token\n", value);
		return -EINVAL;
	}

	return 0;
}

/*
 * Parse for pin config specific tokens to fill up the
 * module private data
 */
static int skl_tplg_fill_pins_info(struct device *dev,
		struct skl_module_cfg *mconfig,
		struct snd_soc_tplg_vendor_value_elem *tkn_elem,
		int dir, int pin_count)
{
	int ret;
	struct skl_module_pin *m_pin;

	switch (dir) {
	case SKL_DIR_IN:
		m_pin = mconfig->m_in_pin;
		break;

	case SKL_DIR_OUT:
		m_pin = mconfig->m_out_pin;
		break;

	default:
1786
		dev_err(dev, "Invalid direction value\n");
1787 1788 1789 1790 1791 1792 1793 1794 1795 1796 1797 1798 1799
		return -EINVAL;
	}

	ret = skl_tplg_fill_pin(dev, tkn_elem->token,
			m_pin, pin_count, tkn_elem->value);

	if (ret < 0)
		return ret;

	m_pin[pin_count].in_use = false;
	m_pin[pin_count].pin_state = SKL_PIN_UNBIND;

	return 0;
1800 1801
}

1802 1803 1804 1805 1806 1807 1808 1809 1810 1811 1812 1813 1814 1815 1816 1817 1818 1819 1820 1821 1822 1823
/*
 * Fill up input/output module config format based
 * on the direction
 */
static int skl_tplg_fill_fmt(struct device *dev,
		struct skl_module_cfg *mconfig,	u32 tkn,
		u32 value, u32 dir, u32 pin_count)
{
	struct skl_module_fmt *dst_fmt;

	switch (dir) {
	case SKL_DIR_IN:
		dst_fmt = mconfig->in_fmt;
		dst_fmt += pin_count;
		break;

	case SKL_DIR_OUT:
		dst_fmt = mconfig->out_fmt;
		dst_fmt += pin_count;
		break;

	default:
1824
		dev_err(dev, "Invalid direction value\n");
1825 1826 1827 1828 1829 1830 1831 1832 1833 1834 1835 1836 1837 1838 1839 1840 1841 1842 1843 1844 1845 1846 1847 1848 1849 1850 1851 1852 1853 1854 1855 1856 1857 1858 1859 1860 1861
		return -EINVAL;
	}

	switch (tkn) {
	case SKL_TKN_U32_FMT_CH:
		dst_fmt->channels  = value;
		break;

	case SKL_TKN_U32_FMT_FREQ:
		dst_fmt->s_freq = value;
		break;

	case SKL_TKN_U32_FMT_BIT_DEPTH:
		dst_fmt->bit_depth = value;
		break;

	case SKL_TKN_U32_FMT_SAMPLE_SIZE:
		dst_fmt->valid_bit_depth = value;
		break;

	case SKL_TKN_U32_FMT_CH_CONFIG:
		dst_fmt->ch_cfg = value;
		break;

	case SKL_TKN_U32_FMT_INTERLEAVE:
		dst_fmt->interleaving_style = value;
		break;

	case SKL_TKN_U32_FMT_SAMPLE_TYPE:
		dst_fmt->sample_type = value;
		break;

	case SKL_TKN_U32_FMT_CH_MAP:
		dst_fmt->ch_map = value;
		break;

	default:
1862
		dev_err(dev, "Invalid token %d\n", tkn);
1863 1864 1865 1866 1867 1868 1869 1870 1871 1872 1873 1874
		return -EINVAL;
	}

	return 0;
}

static int skl_tplg_get_uuid(struct device *dev, struct skl_module_cfg *mconfig,
	      struct snd_soc_tplg_vendor_uuid_elem *uuid_tkn)
{
	if (uuid_tkn->token == SKL_TKN_UUID)
		memcpy(&mconfig->guid, &uuid_tkn->uuid, 16);
	else {
1875
		dev_err(dev, "Not an UUID token tkn %d\n", uuid_tkn->token);
1876 1877 1878 1879 1880 1881 1882 1883
		return -EINVAL;
	}

	return 0;
}

static void skl_tplg_fill_pin_dynamic_val(
		struct skl_module_pin *mpin, u32 pin_count, u32 value)
1884 1885 1886
{
	int i;

1887 1888 1889 1890 1891 1892 1893 1894 1895 1896 1897 1898 1899 1900 1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997
	for (i = 0; i < pin_count; i++)
		mpin[i].is_dynamic = value;
}

/*
 * Parse tokens to fill up the module private data
 */
static int skl_tplg_get_token(struct device *dev,
		struct snd_soc_tplg_vendor_value_elem *tkn_elem,
		struct skl *skl, struct skl_module_cfg *mconfig)
{
	int tkn_count = 0;
	int ret;
	static int is_pipe_exists;
	static int pin_index, dir;

	if (tkn_elem->token > SKL_TKN_MAX)
		return -EINVAL;

	switch (tkn_elem->token) {
	case SKL_TKN_U8_IN_QUEUE_COUNT:
		mconfig->max_in_queue = tkn_elem->value;
		mconfig->m_in_pin = devm_kzalloc(dev, mconfig->max_in_queue *
					sizeof(*mconfig->m_in_pin),
					GFP_KERNEL);
		if (!mconfig->m_in_pin)
			return -ENOMEM;

		break;

	case SKL_TKN_U8_OUT_QUEUE_COUNT:
		mconfig->max_out_queue = tkn_elem->value;
		mconfig->m_out_pin = devm_kzalloc(dev, mconfig->max_out_queue *
					sizeof(*mconfig->m_out_pin),
					GFP_KERNEL);

		if (!mconfig->m_out_pin)
			return -ENOMEM;

		break;

	case SKL_TKN_U8_DYN_IN_PIN:
		if (!mconfig->m_in_pin)
			return -ENOMEM;

		skl_tplg_fill_pin_dynamic_val(mconfig->m_in_pin,
			mconfig->max_in_queue, tkn_elem->value);

		break;

	case SKL_TKN_U8_DYN_OUT_PIN:
		if (!mconfig->m_out_pin)
			return -ENOMEM;

		skl_tplg_fill_pin_dynamic_val(mconfig->m_out_pin,
			mconfig->max_out_queue, tkn_elem->value);

		break;

	case SKL_TKN_U8_TIME_SLOT:
		mconfig->time_slot = tkn_elem->value;
		break;

	case SKL_TKN_U8_CORE_ID:
		mconfig->core_id = tkn_elem->value;

	case SKL_TKN_U8_MOD_TYPE:
		mconfig->m_type = tkn_elem->value;
		break;

	case SKL_TKN_U8_DEV_TYPE:
		mconfig->dev_type = tkn_elem->value;
		break;

	case SKL_TKN_U8_HW_CONN_TYPE:
		mconfig->hw_conn_type = tkn_elem->value;
		break;

	case SKL_TKN_U16_MOD_INST_ID:
		mconfig->id.instance_id =
		tkn_elem->value;
		break;

	case SKL_TKN_U32_MEM_PAGES:
		mconfig->mem_pages = tkn_elem->value;
		break;

	case SKL_TKN_U32_MAX_MCPS:
		mconfig->mcps = tkn_elem->value;
		break;

	case SKL_TKN_U32_OBS:
		mconfig->obs = tkn_elem->value;
		break;

	case SKL_TKN_U32_IBS:
		mconfig->ibs = tkn_elem->value;
		break;

	case SKL_TKN_U32_VBUS_ID:
		mconfig->vbus_id = tkn_elem->value;
		break;

	case SKL_TKN_U32_PARAMS_FIXUP:
		mconfig->params_fixup = tkn_elem->value;
		break;

	case SKL_TKN_U32_CONVERTER:
		mconfig->converter = tkn_elem->value;
		break;

1998
	case SKL_TKN_U32_D0I3_CAPS:
1999 2000 2001
		mconfig->d0i3_caps = tkn_elem->value;
		break;

2002 2003 2004 2005
	case SKL_TKN_U32_PIPE_ID:
		ret = skl_tplg_add_pipe(dev,
				mconfig, skl, tkn_elem);

2006 2007 2008 2009 2010
		if (ret < 0) {
			if (ret == -EEXIST) {
				is_pipe_exists = 1;
				break;
			}
2011
			return is_pipe_exists;
2012
		}
2013 2014 2015 2016 2017 2018

		break;

	case SKL_TKN_U32_PIPE_CONN_TYPE:
	case SKL_TKN_U32_PIPE_PRIORITY:
	case SKL_TKN_U32_PIPE_MEM_PGS:
2019
	case SKL_TKN_U32_PMODE:
2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036 2037 2038 2039 2040 2041 2042 2043 2044 2045 2046 2047 2048 2049 2050 2051 2052 2053 2054 2055 2056 2057 2058 2059 2060 2061 2062 2063 2064 2065 2066 2067 2068 2069 2070 2071 2072
		if (is_pipe_exists) {
			ret = skl_tplg_fill_pipe_tkn(dev, mconfig->pipe,
					tkn_elem->token, tkn_elem->value);
			if (ret < 0)
				return ret;
		}

		break;

	/*
	 * SKL_TKN_U32_DIR_PIN_COUNT token has the value for both
	 * direction and the pin count. The first four bits represent
	 * direction and next four the pin count.
	 */
	case SKL_TKN_U32_DIR_PIN_COUNT:
		dir = tkn_elem->value & SKL_IN_DIR_BIT_MASK;
		pin_index = (tkn_elem->value &
			SKL_PIN_COUNT_MASK) >> 4;

		break;

	case SKL_TKN_U32_FMT_CH:
	case SKL_TKN_U32_FMT_FREQ:
	case SKL_TKN_U32_FMT_BIT_DEPTH:
	case SKL_TKN_U32_FMT_SAMPLE_SIZE:
	case SKL_TKN_U32_FMT_CH_CONFIG:
	case SKL_TKN_U32_FMT_INTERLEAVE:
	case SKL_TKN_U32_FMT_SAMPLE_TYPE:
	case SKL_TKN_U32_FMT_CH_MAP:
		ret = skl_tplg_fill_fmt(dev, mconfig, tkn_elem->token,
				tkn_elem->value, dir, pin_index);

		if (ret < 0)
			return ret;

		break;

	case SKL_TKN_U32_PIN_MOD_ID:
	case SKL_TKN_U32_PIN_INST_ID:
		ret = skl_tplg_fill_pins_info(dev,
				mconfig, tkn_elem, dir,
				pin_index);
		if (ret < 0)
			return ret;

		break;

	case SKL_TKN_U32_CAPS_SIZE:
		mconfig->formats_config.caps_size =
			tkn_elem->value;

		break;

2073 2074 2075 2076 2077 2078 2079 2080 2081 2082
	case SKL_TKN_U32_CAPS_SET_PARAMS:
		mconfig->formats_config.set_params =
				tkn_elem->value;
		break;

	case SKL_TKN_U32_CAPS_PARAMS_ID:
		mconfig->formats_config.param_id =
				tkn_elem->value;
		break;

2083 2084 2085 2086 2087 2088 2089 2090 2091 2092 2093 2094 2095 2096 2097
	case SKL_TKN_U32_PROC_DOMAIN:
		mconfig->domain =
			tkn_elem->value;

		break;

	case SKL_TKN_U8_IN_PIN_TYPE:
	case SKL_TKN_U8_OUT_PIN_TYPE:
	case SKL_TKN_U8_CONN_TYPE:
		break;

	default:
		dev_err(dev, "Token %d not handled\n",
				tkn_elem->token);
		return -EINVAL;
2098
	}
2099 2100 2101 2102 2103 2104 2105 2106 2107 2108 2109 2110 2111 2112 2113 2114 2115 2116 2117 2118 2119 2120 2121 2122 2123 2124 2125 2126 2127

	tkn_count++;

	return tkn_count;
}

/*
 * Parse the vendor array for specific tokens to construct
 * module private data
 */
static int skl_tplg_get_tokens(struct device *dev,
		char *pvt_data,	struct skl *skl,
		struct skl_module_cfg *mconfig, int block_size)
{
	struct snd_soc_tplg_vendor_array *array;
	struct snd_soc_tplg_vendor_value_elem *tkn_elem;
	int tkn_count = 0, ret;
	int off = 0, tuple_size = 0;

	if (block_size <= 0)
		return -EINVAL;

	while (tuple_size < block_size) {
		array = (struct snd_soc_tplg_vendor_array *)(pvt_data + off);

		off += array->size;

		switch (array->type) {
		case SND_SOC_TPLG_TUPLE_TYPE_STRING:
2128
			dev_warn(dev, "no string tokens expected for skl tplg\n");
2129 2130 2131 2132 2133 2134 2135 2136 2137 2138 2139 2140 2141 2142 2143 2144 2145 2146 2147 2148 2149 2150 2151 2152 2153 2154 2155 2156 2157 2158 2159
			continue;

		case SND_SOC_TPLG_TUPLE_TYPE_UUID:
			ret = skl_tplg_get_uuid(dev, mconfig, array->uuid);
			if (ret < 0)
				return ret;

			tuple_size += sizeof(*array->uuid);

			continue;

		default:
			tkn_elem = array->value;
			tkn_count = 0;
			break;
		}

		while (tkn_count <= (array->num_elems - 1)) {
			ret = skl_tplg_get_token(dev, tkn_elem,
					skl, mconfig);

			if (ret < 0)
				return ret;

			tkn_count = tkn_count + ret;
			tkn_elem++;
		}

		tuple_size += tkn_count * sizeof(*tkn_elem);
	}

2160
	return off;
2161 2162 2163 2164 2165 2166 2167 2168 2169 2170 2171 2172 2173 2174 2175 2176 2177 2178 2179 2180
}

/*
 * Every data block is preceded by a descriptor to read the number
 * of data blocks, they type of the block and it's size
 */
static int skl_tplg_get_desc_blocks(struct device *dev,
		struct snd_soc_tplg_vendor_array *array)
{
	struct snd_soc_tplg_vendor_value_elem *tkn_elem;

	tkn_elem = array->value;

	switch (tkn_elem->token) {
	case SKL_TKN_U8_NUM_BLOCKS:
	case SKL_TKN_U8_BLOCK_TYPE:
	case SKL_TKN_U16_BLOCK_SIZE:
		return tkn_elem->value;

	default:
2181
		dev_err(dev, "Invalid descriptor token %d\n", tkn_elem->token);
2182 2183 2184 2185 2186 2187 2188 2189 2190 2191 2192 2193 2194 2195 2196 2197 2198 2199 2200 2201 2202 2203 2204 2205 2206 2207 2208 2209 2210 2211 2212
		break;
	}

	return -EINVAL;
}

/*
 * Parse the private data for the token and corresponding value.
 * The private data can have multiple data blocks. So, a data block
 * is preceded by a descriptor for number of blocks and a descriptor
 * for the type and size of the suceeding data block.
 */
static int skl_tplg_get_pvt_data(struct snd_soc_tplg_dapm_widget *tplg_w,
				struct skl *skl, struct device *dev,
				struct skl_module_cfg *mconfig)
{
	struct snd_soc_tplg_vendor_array *array;
	int num_blocks, block_size = 0, block_type, off = 0;
	char *data;
	int ret;

	/* Read the NUM_DATA_BLOCKS descriptor */
	array = (struct snd_soc_tplg_vendor_array *)tplg_w->priv.data;
	ret = skl_tplg_get_desc_blocks(dev, array);
	if (ret < 0)
		return ret;
	num_blocks = ret;

	off += array->size;
	/* Read the BLOCK_TYPE and BLOCK_SIZE descriptor */
	while (num_blocks > 0) {
2213 2214 2215
		array = (struct snd_soc_tplg_vendor_array *)
				(tplg_w->priv.data + off);

2216 2217 2218 2219 2220 2221 2222 2223 2224 2225 2226 2227 2228 2229 2230 2231 2232 2233 2234 2235 2236 2237 2238 2239 2240 2241 2242 2243 2244 2245 2246 2247 2248 2249 2250
		ret = skl_tplg_get_desc_blocks(dev, array);

		if (ret < 0)
			return ret;
		block_type = ret;
		off += array->size;

		array = (struct snd_soc_tplg_vendor_array *)
			(tplg_w->priv.data + off);

		ret = skl_tplg_get_desc_blocks(dev, array);

		if (ret < 0)
			return ret;
		block_size = ret;
		off += array->size;

		array = (struct snd_soc_tplg_vendor_array *)
			(tplg_w->priv.data + off);

		data = (tplg_w->priv.data + off);

		if (block_type == SKL_TYPE_TUPLE) {
			ret = skl_tplg_get_tokens(dev, data,
					skl, mconfig, block_size);

			if (ret < 0)
				return ret;

			--num_blocks;
		} else {
			if (mconfig->formats_config.caps_size > 0)
				memcpy(mconfig->formats_config.caps, data,
					mconfig->formats_config.caps_size);
			--num_blocks;
2251
			ret = mconfig->formats_config.caps_size;
2252
		}
2253
		off += ret;
2254 2255 2256
	}

	return 0;
2257 2258
}

2259 2260 2261 2262 2263 2264 2265 2266 2267 2268 2269 2270 2271 2272 2273 2274 2275 2276 2277 2278 2279 2280 2281 2282 2283 2284 2285 2286 2287 2288 2289 2290 2291 2292 2293 2294 2295 2296 2297 2298 2299 2300 2301 2302 2303 2304 2305 2306 2307
static void skl_clear_pin_config(struct snd_soc_platform *platform,
				struct snd_soc_dapm_widget *w)
{
	int i;
	struct skl_module_cfg *mconfig;
	struct skl_pipe *pipe;

	if (!strncmp(w->dapm->component->name, platform->component.name,
					strlen(platform->component.name))) {
		mconfig = w->priv;
		pipe = mconfig->pipe;
		for (i = 0; i < mconfig->max_in_queue; i++) {
			mconfig->m_in_pin[i].in_use = false;
			mconfig->m_in_pin[i].pin_state = SKL_PIN_UNBIND;
		}
		for (i = 0; i < mconfig->max_out_queue; i++) {
			mconfig->m_out_pin[i].in_use = false;
			mconfig->m_out_pin[i].pin_state = SKL_PIN_UNBIND;
		}
		pipe->state = SKL_PIPE_INVALID;
		mconfig->m_state = SKL_MODULE_UNINIT;
	}
}

void skl_cleanup_resources(struct skl *skl)
{
	struct skl_sst *ctx = skl->skl_sst;
	struct snd_soc_platform *soc_platform = skl->platform;
	struct snd_soc_dapm_widget *w;
	struct snd_soc_card *card;

	if (soc_platform == NULL)
		return;

	card = soc_platform->component.card;
	if (!card || !card->instantiated)
		return;

	skl->resource.mem = 0;
	skl->resource.mcps = 0;

	list_for_each_entry(w, &card->widgets, list) {
		if (is_skl_dsp_widget_type(w) && (w->priv != NULL))
			skl_clear_pin_config(soc_platform, w);
	}

	skl_clear_module_cnt(ctx->dsp);
}

2308 2309 2310 2311 2312 2313 2314 2315
/*
 * Topology core widget load callback
 *
 * This is used to save the private data for each widget which gives
 * information to the driver about module and pipeline parameters which DSP
 * FW expects like ids, resource values, formats etc
 */
static int skl_tplg_widget_load(struct snd_soc_component *cmpnt,
2316 2317
				struct snd_soc_dapm_widget *w,
				struct snd_soc_tplg_dapm_widget *tplg_w)
2318 2319 2320 2321 2322 2323 2324 2325 2326 2327 2328 2329 2330 2331 2332 2333
{
	int ret;
	struct hdac_ext_bus *ebus = snd_soc_component_get_drvdata(cmpnt);
	struct skl *skl = ebus_to_skl(ebus);
	struct hdac_bus *bus = ebus_to_hbus(ebus);
	struct skl_module_cfg *mconfig;

	if (!tplg_w->priv.size)
		goto bind_event;

	mconfig = devm_kzalloc(bus->dev, sizeof(*mconfig), GFP_KERNEL);

	if (!mconfig)
		return -ENOMEM;

	w->priv = mconfig;
2334

2335 2336 2337 2338 2339
	/*
	 * module binary can be loaded later, so set it to query when
	 * module is load for a use case
	 */
	mconfig->id.module_id = -1;
2340

2341 2342 2343 2344
	/* Parse private data for tuples */
	ret = skl_tplg_get_pvt_data(tplg_w, skl, bus->dev, mconfig);
	if (ret < 0)
		return ret;
2345 2346
bind_event:
	if (tplg_w->event_type == 0) {
2347
		dev_dbg(bus->dev, "ASoC: No event handler required\n");
2348 2349 2350 2351
		return 0;
	}

	ret = snd_soc_tplg_widget_bind_event(w, skl_tplg_widget_ops,
2352 2353
					ARRAY_SIZE(skl_tplg_widget_ops),
					tplg_w->event_type);
2354 2355 2356 2357 2358 2359 2360 2361 2362 2363

	if (ret) {
		dev_err(bus->dev, "%s: No matching event handlers found for %d\n",
					__func__, tplg_w->event_type);
		return -EINVAL;
	}

	return 0;
}

2364 2365 2366 2367 2368 2369 2370 2371 2372 2373 2374 2375 2376 2377 2378
static int skl_init_algo_data(struct device *dev, struct soc_bytes_ext *be,
					struct snd_soc_tplg_bytes_control *bc)
{
	struct skl_algo_data *ac;
	struct skl_dfw_algo_data *dfw_ac =
				(struct skl_dfw_algo_data *)bc->priv.data;

	ac = devm_kzalloc(dev, sizeof(*ac), GFP_KERNEL);
	if (!ac)
		return -ENOMEM;

	/* Fill private data */
	ac->max = dfw_ac->max;
	ac->param_id = dfw_ac->param_id;
	ac->set_params = dfw_ac->set_params;
2379
	ac->size = dfw_ac->max;
2380 2381 2382 2383 2384 2385

	if (ac->max) {
		ac->params = (char *) devm_kzalloc(dev, ac->max, GFP_KERNEL);
		if (!ac->params)
			return -ENOMEM;

2386
		memcpy(ac->params, dfw_ac->params, ac->max);
2387 2388 2389 2390 2391 2392 2393 2394 2395 2396 2397 2398 2399 2400 2401 2402 2403 2404 2405 2406 2407 2408 2409 2410 2411 2412 2413 2414 2415 2416 2417 2418 2419 2420 2421 2422
	}

	be->dobj.private  = ac;
	return 0;
}

static int skl_tplg_control_load(struct snd_soc_component *cmpnt,
				struct snd_kcontrol_new *kctl,
				struct snd_soc_tplg_ctl_hdr *hdr)
{
	struct soc_bytes_ext *sb;
	struct snd_soc_tplg_bytes_control *tplg_bc;
	struct hdac_ext_bus *ebus  = snd_soc_component_get_drvdata(cmpnt);
	struct hdac_bus *bus = ebus_to_hbus(ebus);

	switch (hdr->ops.info) {
	case SND_SOC_TPLG_CTL_BYTES:
		tplg_bc = container_of(hdr,
				struct snd_soc_tplg_bytes_control, hdr);
		if (kctl->access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {
			sb = (struct soc_bytes_ext *)kctl->private_value;
			if (tplg_bc->priv.size)
				return skl_init_algo_data(
						bus->dev, sb, tplg_bc);
		}
		break;

	default:
		dev_warn(bus->dev, "Control load not supported %d:%d:%d\n",
			hdr->ops.get, hdr->ops.put, hdr->ops.info);
		break;
	}

	return 0;
}

2423 2424
static int skl_tplg_fill_str_mfest_tkn(struct device *dev,
		struct snd_soc_tplg_vendor_string_elem *str_elem,
2425
		struct skl *skl)
2426 2427 2428 2429 2430 2431
{
	int tkn_count = 0;
	static int ref_count;

	switch (str_elem->token) {
	case SKL_TKN_STR_LIB_NAME:
2432
		if (ref_count > skl->skl_sst->lib_count - 1) {
2433 2434 2435 2436
			ref_count = 0;
			return -EINVAL;
		}

2437 2438 2439
		strncpy(skl->skl_sst->lib_info[ref_count].name,
			str_elem->string,
			ARRAY_SIZE(skl->skl_sst->lib_info[ref_count].name));
2440 2441 2442 2443 2444
		ref_count++;
		tkn_count++;
		break;

	default:
2445
		dev_err(dev, "Not a string token %d\n", str_elem->token);
2446 2447 2448 2449 2450 2451 2452 2453
		break;
	}

	return tkn_count;
}

static int skl_tplg_get_str_tkn(struct device *dev,
		struct snd_soc_tplg_vendor_array *array,
2454
		struct skl *skl)
2455 2456 2457 2458 2459 2460
{
	int tkn_count = 0, ret;
	struct snd_soc_tplg_vendor_string_elem *str_elem;

	str_elem = (struct snd_soc_tplg_vendor_string_elem *)array->value;
	while (tkn_count < array->num_elems) {
2461
		ret = skl_tplg_fill_str_mfest_tkn(dev, str_elem, skl);
2462 2463 2464 2465 2466 2467 2468 2469 2470 2471 2472 2473 2474
		str_elem++;

		if (ret < 0)
			return ret;

		tkn_count = tkn_count + ret;
	}

	return tkn_count;
}

static int skl_tplg_get_int_tkn(struct device *dev,
		struct snd_soc_tplg_vendor_value_elem *tkn_elem,
2475
		struct skl *skl)
2476 2477 2478 2479 2480
{
	int tkn_count = 0;

	switch (tkn_elem->token) {
	case SKL_TKN_U32_LIB_COUNT:
2481
		skl->skl_sst->lib_count = tkn_elem->value;
2482 2483 2484 2485
		tkn_count++;
		break;

	default:
2486
		dev_err(dev, "Not a manifest token %d\n", tkn_elem->token);
2487 2488 2489 2490 2491 2492 2493 2494 2495 2496 2497
		return -EINVAL;
	}

	return tkn_count;
}

/*
 * Fill the manifest structure by parsing the tokens based on the
 * type.
 */
static int skl_tplg_get_manifest_tkn(struct device *dev,
2498
		char *pvt_data, struct skl *skl,
2499 2500 2501 2502 2503 2504 2505 2506 2507 2508 2509 2510 2511 2512 2513
		int block_size)
{
	int tkn_count = 0, ret;
	int off = 0, tuple_size = 0;
	struct snd_soc_tplg_vendor_array *array;
	struct snd_soc_tplg_vendor_value_elem *tkn_elem;

	if (block_size <= 0)
		return -EINVAL;

	while (tuple_size < block_size) {
		array = (struct snd_soc_tplg_vendor_array *)(pvt_data + off);
		off += array->size;
		switch (array->type) {
		case SND_SOC_TPLG_TUPLE_TYPE_STRING:
2514
			ret = skl_tplg_get_str_tkn(dev, array, skl);
2515 2516 2517 2518 2519 2520 2521 2522 2523 2524

			if (ret < 0)
				return ret;
			tkn_count += ret;

			tuple_size += tkn_count *
				sizeof(struct snd_soc_tplg_vendor_string_elem);
			continue;

		case SND_SOC_TPLG_TUPLE_TYPE_UUID:
2525
			dev_warn(dev, "no uuid tokens for skl tplf manifest\n");
2526 2527 2528 2529 2530 2531 2532 2533 2534 2535
			continue;

		default:
			tkn_elem = array->value;
			tkn_count = 0;
			break;
		}

		while (tkn_count <= array->num_elems - 1) {
			ret = skl_tplg_get_int_tkn(dev,
2536
					tkn_elem, skl);
2537 2538 2539 2540 2541 2542 2543 2544 2545 2546 2547 2548 2549 2550 2551 2552 2553 2554 2555 2556
			if (ret < 0)
				return ret;

			tkn_count = tkn_count + ret;
			tkn_elem++;
			tuple_size += tkn_count *
				sizeof(struct snd_soc_tplg_vendor_value_elem);
			break;
		}
		tkn_count = 0;
	}

	return 0;
}

/*
 * Parse manifest private data for tokens. The private data block is
 * preceded by descriptors for type and size of data block.
 */
static int skl_tplg_get_manifest_data(struct snd_soc_tplg_manifest *manifest,
2557
			struct device *dev, struct skl *skl)
2558 2559 2560 2561 2562 2563 2564 2565 2566 2567 2568 2569 2570 2571 2572 2573 2574 2575 2576 2577 2578 2579 2580 2581 2582 2583 2584 2585 2586 2587 2588 2589 2590 2591 2592 2593 2594 2595 2596 2597 2598 2599
{
	struct snd_soc_tplg_vendor_array *array;
	int num_blocks, block_size = 0, block_type, off = 0;
	char *data;
	int ret;

	/* Read the NUM_DATA_BLOCKS descriptor */
	array = (struct snd_soc_tplg_vendor_array *)manifest->priv.data;
	ret = skl_tplg_get_desc_blocks(dev, array);
	if (ret < 0)
		return ret;
	num_blocks = ret;

	off += array->size;
	array = (struct snd_soc_tplg_vendor_array *)
			(manifest->priv.data + off);

	/* Read the BLOCK_TYPE and BLOCK_SIZE descriptor */
	while (num_blocks > 0) {
		ret = skl_tplg_get_desc_blocks(dev, array);

		if (ret < 0)
			return ret;
		block_type = ret;
		off += array->size;

		array = (struct snd_soc_tplg_vendor_array *)
			(manifest->priv.data + off);

		ret = skl_tplg_get_desc_blocks(dev, array);

		if (ret < 0)
			return ret;
		block_size = ret;
		off += array->size;

		array = (struct snd_soc_tplg_vendor_array *)
			(manifest->priv.data + off);

		data = (manifest->priv.data + off);

		if (block_type == SKL_TYPE_TUPLE) {
2600
			ret = skl_tplg_get_manifest_tkn(dev, data, skl,
2601 2602 2603 2604 2605 2606 2607 2608 2609 2610 2611 2612 2613 2614
					block_size);

			if (ret < 0)
				return ret;

			--num_blocks;
		} else {
			return -EINVAL;
		}
	}

	return 0;
}

2615 2616 2617 2618 2619 2620 2621
static int skl_manifest_load(struct snd_soc_component *cmpnt,
				struct snd_soc_tplg_manifest *manifest)
{
	struct hdac_ext_bus *ebus = snd_soc_component_get_drvdata(cmpnt);
	struct hdac_bus *bus = ebus_to_hbus(ebus);
	struct skl *skl = ebus_to_skl(ebus);

2622 2623 2624 2625
	/* proceed only if we have private data defined */
	if (manifest->priv.size == 0)
		return 0;

2626
	skl_tplg_get_manifest_data(manifest, bus->dev, skl);
2627

2628
	if (skl->skl_sst->lib_count > SKL_MAX_LIB) {
2629
		dev_err(bus->dev, "Exceeding max Library count. Got:%d\n",
2630 2631
					skl->skl_sst->lib_count);
		return  -EINVAL;
2632 2633
	}

2634
	return 0;
2635 2636
}

2637 2638
static struct snd_soc_tplg_ops skl_tplg_ops  = {
	.widget_load = skl_tplg_widget_load,
2639 2640 2641
	.control_load = skl_tplg_control_load,
	.bytes_ext_ops = skl_tlv_ops,
	.bytes_ext_ops_count = ARRAY_SIZE(skl_tlv_ops),
2642
	.manifest = skl_manifest_load,
2643 2644
};

2645 2646 2647 2648 2649 2650 2651 2652 2653 2654 2655 2656 2657 2658 2659 2660 2661 2662 2663 2664 2665 2666 2667 2668 2669 2670 2671 2672 2673 2674 2675
/*
 * A pipe can have multiple modules, each of them will be a DAPM widget as
 * well. While managing a pipeline we need to get the list of all the
 * widgets in a pipelines, so this helper - skl_tplg_create_pipe_widget_list()
 * helps to get the SKL type widgets in that pipeline
 */
static int skl_tplg_create_pipe_widget_list(struct snd_soc_platform *platform)
{
	struct snd_soc_dapm_widget *w;
	struct skl_module_cfg *mcfg = NULL;
	struct skl_pipe_module *p_module = NULL;
	struct skl_pipe *pipe;

	list_for_each_entry(w, &platform->component.card->widgets, list) {
		if (is_skl_dsp_widget_type(w) && w->priv != NULL) {
			mcfg = w->priv;
			pipe = mcfg->pipe;

			p_module = devm_kzalloc(platform->dev,
						sizeof(*p_module), GFP_KERNEL);
			if (!p_module)
				return -ENOMEM;

			p_module->w = w;
			list_add_tail(&p_module->node, &pipe->w_list);
		}
	}

	return 0;
}

2676 2677 2678 2679 2680 2681 2682 2683 2684 2685 2686 2687 2688 2689 2690 2691 2692 2693 2694 2695 2696 2697 2698
static void skl_tplg_set_pipe_type(struct skl *skl, struct skl_pipe *pipe)
{
	struct skl_pipe_module *w_module;
	struct snd_soc_dapm_widget *w;
	struct skl_module_cfg *mconfig;
	bool host_found = false, link_found = false;

	list_for_each_entry(w_module, &pipe->w_list, node) {
		w = w_module->w;
		mconfig = w->priv;

		if (mconfig->dev_type == SKL_DEVICE_HDAHOST)
			host_found = true;
		else if (mconfig->dev_type != SKL_DEVICE_NONE)
			link_found = true;
	}

	if (host_found && link_found)
		pipe->passthru = true;
	else
		pipe->passthru = false;
}

2699 2700 2701 2702 2703 2704 2705 2706 2707 2708 2709 2710 2711
/* This will be read from topology manifest, currently defined here */
#define SKL_MAX_MCPS 30000000
#define SKL_FW_MAX_MEM 1000000

/*
 * SKL topology init routine
 */
int skl_tplg_init(struct snd_soc_platform *platform, struct hdac_ext_bus *ebus)
{
	int ret;
	const struct firmware *fw;
	struct hdac_bus *bus = ebus_to_hbus(ebus);
	struct skl *skl = ebus_to_skl(ebus);
2712
	struct skl_pipeline *ppl;
2713

2714
	ret = request_firmware(&fw, skl->tplg_name, bus->dev);
2715
	if (ret < 0) {
2716
		dev_err(bus->dev, "tplg fw %s load failed with %d\n",
2717 2718 2719 2720 2721 2722 2723
				skl->tplg_name, ret);
		ret = request_firmware(&fw, "dfw_sst.bin", bus->dev);
		if (ret < 0) {
			dev_err(bus->dev, "Fallback tplg fw %s load failed with %d\n",
					"dfw_sst.bin", ret);
			return ret;
		}
2724 2725 2726 2727 2728 2729
	}

	/*
	 * The complete tplg for SKL is loaded as index 0, we don't use
	 * any other index
	 */
2730 2731
	ret = snd_soc_tplg_component_load(&platform->component,
					&skl_tplg_ops, fw, 0);
2732 2733
	if (ret < 0) {
		dev_err(bus->dev, "tplg component load failed%d\n", ret);
2734
		release_firmware(fw);
2735 2736 2737 2738 2739 2740
		return -EINVAL;
	}

	skl->resource.max_mcps = SKL_MAX_MCPS;
	skl->resource.max_mem = SKL_FW_MAX_MEM;

2741
	skl->tplg = fw;
2742 2743 2744
	ret = skl_tplg_create_pipe_widget_list(platform);
	if (ret < 0)
		return ret;
2745

2746 2747
	list_for_each_entry(ppl, &skl->ppl_list, node)
		skl_tplg_set_pipe_type(skl, ppl->pipe);
2748

2749 2750
	return 0;
}