v4.19.13 snapshot.
diff --git a/sound/soc/intel/skylake/skl-topology.c b/sound/soc/intel/skylake/skl-topology.c
new file mode 100644
index 0000000..f99c600
--- /dev/null
+++ b/sound/soc/intel/skylake/skl-topology.c
@@ -0,0 +1,3761 @@
+/*
+ * 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 <linux/uuid.h>
+#include <sound/soc.h>
+#include <sound/soc-topology.h>
+#include <uapi/sound/snd_sst_tokens.h>
+#include <uapi/sound/skl-tplg-interface.h>
+#include "skl-sst-dsp.h"
+#include "skl-sst-ipc.h"
+#include "skl-topology.h"
+#include "skl.h"
+#include "../common/sst-dsp.h"
+#include "../common/sst-dsp-priv.h"
+
+#define SKL_CH_FIXUP_MASK (1 << 0)
+#define SKL_RATE_FIXUP_MASK (1 << 1)
+#define SKL_FMT_FIXUP_MASK (1 << 2)
+#define SKL_IN_DIR_BIT_MASK BIT(0)
+#define SKL_PIN_COUNT_MASK GENMASK(7, 4)
+
+static const int mic_mono_list[] = {
+0, 1, 2, 3,
+};
+static const int mic_stereo_list[][SKL_CH_STEREO] = {
+{0, 1}, {0, 2}, {0, 3}, {1, 2}, {1, 3}, {2, 3},
+};
+static const int mic_trio_list[][SKL_CH_TRIO] = {
+{0, 1, 2}, {0, 1, 3}, {0, 2, 3}, {1, 2, 3},
+};
+static const int mic_quatro_list[][SKL_CH_QUATRO] = {
+{0, 1, 2, 3},
+};
+
+#define CHECK_HW_PARAMS(ch, freq, bps, prm_ch, prm_freq, prm_bps) \
+ ((ch == prm_ch) && (bps == prm_bps) && (freq == prm_freq))
+
+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;
+ }
+}
+
+/*
+ * 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,
+ struct device *dev)
+{
+ if (w->dapm->dev != dev)
+ return false;
+
+ 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:
+ case snd_soc_dapm_output:
+ case snd_soc_dapm_mux:
+
+ return false;
+ default:
+ return true;
+ }
+}
+
+/*
+ * Each pipelines needs memory to be allocated. Check if we have free memory
+ * from available pool.
+ */
+static bool skl_is_pipe_mem_avail(struct skl *skl,
+ 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;
+ } else {
+ return true;
+ }
+}
+
+/*
+ * 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)
+{
+ 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
+ * pipe.
+ */
+
+static bool skl_is_pipe_mcps_avail(struct skl *skl,
+ struct skl_module_cfg *mconfig)
+{
+ struct skl_sst *ctx = skl->skl_sst;
+ u8 res_idx = mconfig->res_idx;
+ struct skl_module_res *res = &mconfig->module->resources[res_idx];
+
+ if (skl->resource.mcps + res->cps > 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,
+ "exceeds ppl mcps available %d > mem %d\n",
+ skl->resource.max_mcps, skl->resource.mcps);
+ return false;
+ } else {
+ return true;
+ }
+}
+
+static void skl_tplg_alloc_pipe_mcps(struct skl *skl,
+ struct skl_module_cfg *mconfig)
+{
+ u8 res_idx = mconfig->res_idx;
+ struct skl_module_res *res = &mconfig->module->resources[res_idx];
+
+ skl->resource.mcps += res->cps;
+}
+
+/*
+ * Free the mcps when tearing down
+ */
+static void
+skl_tplg_free_pipe_mcps(struct skl *skl, struct skl_module_cfg *mconfig)
+{
+ u8 res_idx = mconfig->res_idx;
+ struct skl_module_res *res = &mconfig->module->resources[res_idx];
+
+ skl->resource.mcps -= res->cps;
+}
+
+/*
+ * 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;
+}
+
+
+static void skl_dump_mconfig(struct skl_sst *ctx,
+ struct skl_module_cfg *mcfg)
+{
+ struct skl_module_iface *iface = &mcfg->module->formats[0];
+
+ dev_dbg(ctx->dev, "Dumping config\n");
+ dev_dbg(ctx->dev, "Input Format:\n");
+ dev_dbg(ctx->dev, "channels = %d\n", iface->inputs[0].fmt.channels);
+ dev_dbg(ctx->dev, "s_freq = %d\n", iface->inputs[0].fmt.s_freq);
+ dev_dbg(ctx->dev, "ch_cfg = %d\n", iface->inputs[0].fmt.ch_cfg);
+ dev_dbg(ctx->dev, "valid bit depth = %d\n",
+ iface->inputs[0].fmt.valid_bit_depth);
+ dev_dbg(ctx->dev, "Output Format:\n");
+ dev_dbg(ctx->dev, "channels = %d\n", iface->outputs[0].fmt.channels);
+ dev_dbg(ctx->dev, "s_freq = %d\n", iface->outputs[0].fmt.s_freq);
+ dev_dbg(ctx->dev, "valid bit depth = %d\n",
+ iface->outputs[0].fmt.valid_bit_depth);
+ dev_dbg(ctx->dev, "ch_cfg = %d\n", iface->outputs[0].fmt.ch_cfg);
+}
+
+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;
+}
+
+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;
+ if (fixup & SKL_CH_FIXUP_MASK) {
+ fmt->channels = params->ch;
+ skl_tplg_update_chmap(fmt, fmt->channels);
+ }
+ 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;
+ }
+ }
+
+}
+
+/*
+ * 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;
+
+ /* Fixups will be applied to pin 0 only */
+ in_fmt = &m_cfg->module->formats[0].inputs[0].fmt;
+ out_fmt = &m_cfg->module->formats[0].outputs[0].fmt;
+
+ 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;
+ struct skl_module_fmt *in_fmt, *out_fmt;
+ struct skl_module_res *res;
+
+ /* Since fixups is applied to pin 0 only, ibs, obs needs
+ * change for pin 0 only
+ */
+ res = &mcfg->module->resources[0];
+ in_fmt = &mcfg->module->formats[0].inputs[0].fmt;
+ out_fmt = &mcfg->module->formats[0].outputs[0].fmt;
+
+ if (mcfg->m_type == SKL_MODULE_TYPE_SRCINT)
+ multiplier = 5;
+
+ res->ibs = DIV_ROUND_UP(in_fmt->s_freq, 1000) *
+ in_fmt->channels * (in_fmt->bit_depth >> 3) *
+ multiplier;
+
+ res->obs = DIV_ROUND_UP(out_fmt->s_freq, 1000) *
+ out_fmt->channels * (out_fmt->bit_depth >> 3) *
+ multiplier;
+}
+
+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;
+}
+
+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);
+ u8 dev_type = skl_tplg_be_dev_type(m_cfg->dev_type);
+ int fmt_idx = m_cfg->fmt_idx;
+ struct skl_module_iface *m_iface = &m_cfg->module->formats[fmt_idx];
+
+ /* check if we already have blob */
+ if (m_cfg->formats_config.caps_size > 0)
+ return 0;
+
+ dev_dbg(ctx->dev, "Applying default cfg blob\n");
+ switch (m_cfg->dev_type) {
+ case SKL_DEVICE_DMIC:
+ link_type = NHLT_LINK_DMIC;
+ dir = SNDRV_PCM_STREAM_CAPTURE;
+ s_freq = m_iface->inputs[0].fmt.s_freq;
+ s_fmt = m_iface->inputs[0].fmt.bit_depth;
+ ch = m_iface->inputs[0].fmt.channels;
+ break;
+
+ case SKL_DEVICE_I2S:
+ link_type = NHLT_LINK_SSP;
+ if (m_cfg->hw_conn_type == SKL_CONN_SOURCE) {
+ dir = SNDRV_PCM_STREAM_PLAYBACK;
+ s_freq = m_iface->outputs[0].fmt.s_freq;
+ s_fmt = m_iface->outputs[0].fmt.bit_depth;
+ ch = m_iface->outputs[0].fmt.channels;
+ } else {
+ dir = SNDRV_PCM_STREAM_CAPTURE;
+ s_freq = m_iface->inputs[0].fmt.s_freq;
+ s_fmt = m_iface->inputs[0].fmt.bit_depth;
+ ch = m_iface->inputs[0].fmt.channels;
+ }
+ 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,
+ s_fmt, ch, s_freq, dir, dev_type);
+ 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;
+}
+
+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);
+}
+
+/*
+ * 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 &&
+ mconfig->formats_config.set_params == SKL_PARAM_SET) {
+ 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_SET) {
+ ret = skl_set_module_params(ctx,
+ (u32 *)bc->params, bc->size,
+ 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;
+
+ if (bc->set_params != SKL_PARAM_INIT)
+ continue;
+
+ mconfig->formats_config.caps = (u32 *)bc->params;
+ mconfig->formats_config.caps_size = bc->size;
+
+ break;
+ }
+ }
+
+ return 0;
+}
+
+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;
+}
+
+/*
+ * 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;
+ u8 cfg_idx;
+ int ret = 0;
+
+ list_for_each_entry(w_module, &pipe->w_list, node) {
+ uuid_le *uuid_mod;
+ w = w_module->w;
+ mconfig = w->priv;
+
+ /* check if module ids are populated */
+ if (mconfig->id.module_id < 0) {
+ dev_err(skl->skl_sst->dev,
+ "module %pUL id not populated\n",
+ (uuid_le *)mconfig->guid);
+ return -EIO;
+ }
+
+ cfg_idx = mconfig->pipe->cur_config_idx;
+ mconfig->fmt_idx = mconfig->mod_cfg[cfg_idx].fmt_idx;
+ mconfig->res_idx = mconfig->mod_cfg[cfg_idx].res_idx;
+
+ /* check resource available */
+ if (!skl_is_pipe_mcps_avail(skl, mconfig))
+ return -ENOMEM;
+
+ if (mconfig->module->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;
+
+ mconfig->m_state = SKL_MODULE_LOADED;
+ }
+
+ /* prepare the DMA if the module is gateway cpr */
+ ret = skl_tplg_module_prepare(ctx, pipe, w, mconfig);
+ if (ret < 0)
+ return ret;
+
+ /* update blob if blob is null for be with default value */
+ skl_tplg_update_be_blob(w, ctx);
+
+ /*
+ * apply fix/conversion to module params based on
+ * FE/BE params
+ */
+ skl_tplg_update_module_params(w, ctx);
+ uuid_mod = (uuid_le *)mconfig->guid;
+ mconfig->id.pvt_id = skl_get_pvt_id(ctx, uuid_mod,
+ mconfig->id.instance_id);
+ if (mconfig->id.pvt_id < 0)
+ return ret;
+ skl_tplg_set_module_init_data(w);
+
+ ret = skl_dsp_get_core(ctx->dsp, mconfig->core_id);
+ if (ret < 0) {
+ dev_err(ctx->dev, "Failed to wake up core %d ret=%d\n",
+ mconfig->core_id, ret);
+ return ret;
+ }
+
+ ret = skl_init_module(ctx, mconfig);
+ if (ret < 0) {
+ skl_put_pvt_id(ctx, uuid_mod, &mconfig->id.pvt_id);
+ goto err;
+ }
+ skl_tplg_alloc_pipe_mcps(skl, mconfig);
+ ret = skl_tplg_set_module_params(w, ctx);
+ if (ret < 0)
+ goto err;
+ }
+
+ return 0;
+err:
+ skl_dsp_put_core(ctx->dsp, mconfig->core_id);
+ return ret;
+}
+
+static int skl_tplg_unload_pipe_modules(struct skl_sst *ctx,
+ struct skl_pipe *pipe)
+{
+ int ret = 0;
+ struct skl_pipe_module *w_module = NULL;
+ struct skl_module_cfg *mconfig = NULL;
+
+ list_for_each_entry(w_module, &pipe->w_list, node) {
+ uuid_le *uuid_mod;
+ mconfig = w_module->w->priv;
+ uuid_mod = (uuid_le *)mconfig->guid;
+
+ if (mconfig->module->loadable && ctx->dsp->fw_ops.unload_mod &&
+ mconfig->m_state > SKL_MODULE_UNINIT) {
+ ret = ctx->dsp->fw_ops.unload_mod(ctx->dsp,
+ mconfig->id.module_id);
+ if (ret < 0)
+ return -EIO;
+ }
+ skl_put_pvt_id(ctx, uuid_mod, &mconfig->id.pvt_id);
+
+ ret = skl_dsp_put_core(ctx->dsp, mconfig->core_id);
+ if (ret < 0) {
+ /* don't return; continue with other modules */
+ dev_err(ctx->dev, "Failed to sleep core %d ret=%d\n",
+ mconfig->core_id, ret);
+ }
+ }
+
+ /* no modules to unload in this path, so return */
+ return ret;
+}
+
+/*
+ * Here, we select pipe format based on the pipe type and pipe
+ * direction to determine the current config index for the pipeline.
+ * The config index is then used to select proper module resources.
+ * Intermediate pipes currently have a fixed format hence we select the
+ * 0th configuratation by default for such pipes.
+ */
+static int
+skl_tplg_get_pipe_config(struct skl *skl, struct skl_module_cfg *mconfig)
+{
+ struct skl_sst *ctx = skl->skl_sst;
+ struct skl_pipe *pipe = mconfig->pipe;
+ struct skl_pipe_params *params = pipe->p_params;
+ struct skl_path_config *pconfig = &pipe->configs[0];
+ struct skl_pipe_fmt *fmt = NULL;
+ bool in_fmt = false;
+ int i;
+
+ if (pipe->nr_cfgs == 0) {
+ pipe->cur_config_idx = 0;
+ return 0;
+ }
+
+ if (pipe->conn_type == SKL_PIPE_CONN_TYPE_NONE) {
+ dev_dbg(ctx->dev, "No conn_type detected, take 0th config\n");
+ pipe->cur_config_idx = 0;
+ pipe->memory_pages = pconfig->mem_pages;
+
+ return 0;
+ }
+
+ if ((pipe->conn_type == SKL_PIPE_CONN_TYPE_FE &&
+ pipe->direction == SNDRV_PCM_STREAM_PLAYBACK) ||
+ (pipe->conn_type == SKL_PIPE_CONN_TYPE_BE &&
+ pipe->direction == SNDRV_PCM_STREAM_CAPTURE))
+ in_fmt = true;
+
+ for (i = 0; i < pipe->nr_cfgs; i++) {
+ pconfig = &pipe->configs[i];
+ if (in_fmt)
+ fmt = &pconfig->in_fmt;
+ else
+ fmt = &pconfig->out_fmt;
+
+ if (CHECK_HW_PARAMS(params->ch, params->s_freq, params->s_fmt,
+ fmt->channels, fmt->freq, fmt->bps)) {
+ pipe->cur_config_idx = i;
+ pipe->memory_pages = pconfig->mem_pages;
+ dev_dbg(ctx->dev, "Using pipe config: %d\n", i);
+
+ return 0;
+ }
+ }
+
+ dev_err(ctx->dev, "Invalid pipe config: %d %d %d for pipe: %d\n",
+ params->ch, params->s_freq, params->s_fmt, pipe->ppl_id);
+ return -EINVAL;
+}
+
+/*
+ * 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;
+ struct skl_module_cfg *src_module = NULL, *dst_module, *module;
+ struct skl_sst *ctx = skl->skl_sst;
+ struct skl_module_deferred_bind *modules;
+
+ ret = skl_tplg_get_pipe_config(skl, mconfig);
+ if (ret < 0)
+ return ret;
+
+ /* check resource available */
+ if (!skl_is_pipe_mcps_avail(skl, mconfig))
+ return -EBUSY;
+
+ if (!skl_is_pipe_mem_avail(skl, mconfig))
+ 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;
+
+ skl_tplg_alloc_pipe_mem(skl, mconfig);
+ skl_tplg_alloc_pipe_mcps(skl, mconfig);
+
+ /* 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;
+ }
+
+ /*
+ * 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);
+ }
+ }
+
+ return 0;
+}
+
+static int skl_fill_sink_instance_id(struct skl_sst *ctx, u32 *params,
+ int size, struct skl_module_cfg *mcfg)
+{
+ int i, pvt_id;
+
+ 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->u.map;
+
+ 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++;
+ }
+ }
+
+ return 0;
+}
+/*
+ * 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;
+ u32 *params;
+
+ /*
+ * check all out/in pins are in bind state.
+ * if so set the module param
+ */
+ for (i = 0; i < mcfg->module->max_output_pins; i++) {
+ if (mcfg->m_out_pin[i].pin_state != SKL_PIN_BIND_DONE)
+ return 0;
+ }
+
+ for (i = 0; i < mcfg->module->max_input_pins; 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) {
+ 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);
+
+ if (ret < 0)
+ return ret;
+ }
+ }
+ }
+
+ return 0;
+}
+
+static int skl_get_module_id(struct skl_sst *ctx, uuid_le *uuid)
+{
+ struct uuid_module *module;
+
+ list_for_each_entry(module, &ctx->uuid_list, list) {
+ if (uuid_le_cmp(*uuid, module->uuid) == 0)
+ return module->id;
+ }
+
+ return -EINVAL;
+}
+
+static int skl_tplg_find_moduleid_from_uuid(struct skl *skl,
+ const struct snd_kcontrol_new *k)
+{
+ struct soc_bytes_ext *sb = (void *) k->private_value;
+ struct skl_algo_data *bc = (struct skl_algo_data *)sb->dobj.private;
+ struct skl_kpb_params *uuid_params, *params;
+ struct hdac_bus *bus = skl_to_bus(skl);
+ int i, size, module_id;
+
+ if (bc->set_params == SKL_PARAM_BIND && bc->max) {
+ uuid_params = (struct skl_kpb_params *)bc->params;
+ size = uuid_params->num_modules *
+ sizeof(struct skl_mod_inst_map) +
+ sizeof(uuid_params->num_modules);
+
+ params = devm_kzalloc(bus->dev, size, GFP_KERNEL);
+ if (!params)
+ return -ENOMEM;
+
+ params->num_modules = uuid_params->num_modules;
+
+ for (i = 0; i < uuid_params->num_modules; i++) {
+ module_id = skl_get_module_id(skl->skl_sst,
+ &uuid_params->u.map_uuid[i].mod_uuid);
+ if (module_id < 0) {
+ devm_kfree(bus->dev, params);
+ return -EINVAL;
+ }
+
+ params->u.map[i].mod_id = module_id;
+ params->u.map[i].inst_id =
+ uuid_params->u.map_uuid[i].inst_id;
+ }
+
+ devm_kfree(bus->dev, bc->params);
+ bc->params = (char *)params;
+ bc->max = size;
+ }
+
+ return 0;
+}
+
+/*
+ * Retrieve the module id from UUID mentioned in the
+ * post bind params
+ */
+void skl_tplg_add_moduleid_in_bind_params(struct skl *skl,
+ struct snd_soc_dapm_widget *w)
+{
+ struct skl_module_cfg *mconfig = w->priv;
+ int i;
+
+ /*
+ * Post bind params are used for only for KPB
+ * to set copier instances to drain the data
+ * in fast mode
+ */
+ if (mconfig->m_type != SKL_MODULE_TYPE_KPB)
+ return;
+
+ for (i = 0; i < w->num_kcontrols; i++)
+ if ((w->kcontrol_news[i].access &
+ SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) &&
+ (skl_tplg_find_moduleid_from_uuid(skl,
+ &w->kcontrol_news[i]) < 0))
+ dev_err(skl->skl_sst->dev,
+ "%s: invalid kpb post bind params\n",
+ __func__);
+}
+
+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->module->max_input_pins; 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;
+}
+
+static int skl_tplg_bind_sinks(struct snd_soc_dapm_widget *w,
+ struct skl *skl,
+ struct snd_soc_dapm_widget *src_w,
+ struct skl_module_cfg *src_mconfig)
+{
+ struct snd_soc_dapm_path *p;
+ struct snd_soc_dapm_widget *sink = NULL, *next_sink = NULL;
+ struct skl_module_cfg *sink_mconfig;
+ struct skl_sst *ctx = skl->skl_sst;
+ int ret;
+
+ snd_soc_dapm_widget_for_each_sink_path(w, p) {
+ 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);
+
+ next_sink = p->sink;
+
+ if (!is_skl_dsp_widget_type(p->sink, ctx->dev))
+ return skl_tplg_bind_sinks(p->sink, skl, src_w, src_mconfig);
+
+ /*
+ * 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, ctx->dev)) {
+
+ sink = p->sink;
+ sink_mconfig = sink->priv;
+
+ /*
+ * 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;
+
+ }
+
+
+ if (src_mconfig->m_state == SKL_MODULE_UNINIT ||
+ sink_mconfig->m_state == SKL_MODULE_UNINIT)
+ continue;
+
+ /* Bind source to sink, mixin is always source */
+ ret = skl_bind_modules(ctx, src_mconfig, sink_mconfig);
+ if (ret)
+ return ret;
+
+ /* 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);
+
+ /* Start sinks pipe first */
+ if (sink_mconfig->pipe->state != SKL_PIPE_STARTED) {
+ if (sink_mconfig->pipe->conn_type !=
+ SKL_PIPE_CONN_TYPE_FE)
+ ret = skl_run_pipe(ctx,
+ sink_mconfig->pipe);
+ if (ret)
+ return ret;
+ }
+ }
+ }
+
+ if (!sink && next_sink)
+ return skl_tplg_bind_sinks(next_sink, skl, src_w, src_mconfig);
+
+ 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
+ */
+ ret = skl_tplg_bind_sinks(w, skl, w, src_mconfig);
+ if (ret)
+ return ret;
+
+ /* Start source pipe last after starting all sinks */
+ if (src_mconfig->pipe->conn_type != SKL_PIPE_CONN_TYPE_FE)
+ return skl_run_pipe(ctx, src_mconfig->pipe);
+
+ return 0;
+}
+
+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, ctx->dev)) {
+ return p->source;
+ }
+ }
+
+ if (src_w != NULL)
+ return skl_get_src_dsp_widget(src_w, skl);
+
+ return NULL;
+}
+
+/*
+ * 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.
+ */
+ source = skl_get_src_dsp_widget(w, skl);
+ if (source != NULL) {
+ src_mconfig = source->priv;
+ sink_mconfig = sink->priv;
+ src_pipe_started = 1;
+
+ /*
+ * check pipe state, then no need to bind or start the
+ * pipe
+ */
+ if (src_mconfig->pipe->state != SKL_PIPE_STARTED)
+ src_pipe_started = 0;
+ }
+
+ if (src_pipe_started) {
+ ret = skl_bind_modules(ctx, src_mconfig, sink_mconfig);
+ if (ret)
+ return ret;
+
+ /* 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);
+
+ if (sink_mconfig->pipe->conn_type != SKL_PIPE_CONN_TYPE_FE)
+ ret = skl_run_pipe(ctx, sink_mconfig->pipe);
+ }
+
+ 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;
+ int ret = 0, i;
+ struct skl_sst *ctx = skl->skl_sst;
+
+ sink_mconfig = w->priv;
+
+ /* Stop the pipe */
+ ret = skl_stop_pipe(ctx, sink_mconfig->pipe);
+ if (ret)
+ return ret;
+
+ for (i = 0; i < sink_mconfig->module->max_input_pins; 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;
+
+ ret = skl_unbind_modules(ctx,
+ src_mconfig, sink_mconfig);
+ }
+ }
+
+ 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;
+ struct skl_module_deferred_bind *modules, *tmp;
+
+ if (s_pipe->state == SKL_PIPE_INVALID)
+ return -EINVAL;
+
+ skl_tplg_free_pipe_mcps(skl, mconfig);
+ skl_tplg_free_pipe_mem(skl, mconfig);
+
+ list_for_each_entry(w_module, &s_pipe->w_list, node) {
+ if (list_empty(&skl->bind_list))
+ break;
+
+ src_module = w_module->w->priv;
+
+ list_for_each_entry_safe(modules, tmp, &skl->bind_list, node) {
+ /*
+ * 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);
+ }
+ }
+ }
+
+ list_for_each_entry(w_module, &s_pipe->w_list, node) {
+ dst_module = w_module->w->priv;
+
+ if (mconfig->m_state >= SKL_MODULE_INIT_DONE)
+ skl_tplg_free_pipe_mcps(skl, dst_module);
+ if (src_module == NULL) {
+ src_module = dst_module;
+ continue;
+ }
+
+ skl_unbind_modules(ctx, src_module, dst_module);
+ src_module = dst_module;
+ }
+
+ skl_delete_pipe(ctx, mconfig->pipe);
+
+ list_for_each_entry(w_module, &s_pipe->w_list, node) {
+ src_module = w_module->w->priv;
+ src_module->m_state = SKL_MODULE_UNINIT;
+ }
+
+ return skl_tplg_unload_pipe_modules(ctx, s_pipe);
+}
+
+/*
+ * 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;
+ int ret = 0, i;
+ struct skl_sst *ctx = skl->skl_sst;
+
+ src_mconfig = w->priv;
+
+ /* Stop the pipe since this is a mixin module */
+ ret = skl_stop_pipe(ctx, src_mconfig->pipe);
+ if (ret)
+ return ret;
+
+ for (i = 0; i < src_mconfig->module->max_output_pins; 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);
+ }
+ }
+
+ 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;
+}
+
+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;
+ 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,
+ bc->size, bc->param_id, mconfig);
+
+ /* 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;
+
+ if (bc->params) {
+ if (copy_to_user(data, &bc->param_id, sizeof(u32)))
+ return -EFAULT;
+ if (copy_to_user(data + 1, &size, sizeof(u32)))
+ return -EFAULT;
+ if (copy_to_user(data + 2, bc->params, size))
+ 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) {
+ if (size > ac->max)
+ return -EINVAL;
+
+ ac->size = size;
+ /*
+ * 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,
+ data + 2, size))
+ return -EFAULT;
+ }
+
+ if (w->power)
+ return skl_set_module_params(skl->skl_sst,
+ (u32 *)ac->params, ac->size,
+ ac->param_id, mconfig);
+ }
+
+ return 0;
+}
+
+static int skl_tplg_mic_control_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_dapm_widget *w = snd_soc_dapm_kcontrol_widget(kcontrol);
+ struct skl_module_cfg *mconfig = w->priv;
+ struct soc_enum *ec = (struct soc_enum *)kcontrol->private_value;
+ u32 ch_type = *((u32 *)ec->dobj.private);
+
+ if (mconfig->dmic_ch_type == ch_type)
+ ucontrol->value.enumerated.item[0] =
+ mconfig->dmic_ch_combo_index;
+ else
+ ucontrol->value.enumerated.item[0] = 0;
+
+ return 0;
+}
+
+static int skl_fill_mic_sel_params(struct skl_module_cfg *mconfig,
+ struct skl_mic_sel_config *mic_cfg, struct device *dev)
+{
+ struct skl_specific_cfg *sp_cfg = &mconfig->formats_config;
+
+ sp_cfg->caps_size = sizeof(struct skl_mic_sel_config);
+ sp_cfg->set_params = SKL_PARAM_SET;
+ sp_cfg->param_id = 0x00;
+ if (!sp_cfg->caps) {
+ sp_cfg->caps = devm_kzalloc(dev, sp_cfg->caps_size, GFP_KERNEL);
+ if (!sp_cfg->caps)
+ return -ENOMEM;
+ }
+
+ mic_cfg->mic_switch = SKL_MIC_SEL_SWITCH;
+ mic_cfg->flags = 0;
+ memcpy(sp_cfg->caps, mic_cfg, sp_cfg->caps_size);
+
+ return 0;
+}
+
+static int skl_tplg_mic_control_set(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_dapm_widget *w = snd_soc_dapm_kcontrol_widget(kcontrol);
+ struct skl_module_cfg *mconfig = w->priv;
+ struct skl_mic_sel_config mic_cfg = {0};
+ struct soc_enum *ec = (struct soc_enum *)kcontrol->private_value;
+ u32 ch_type = *((u32 *)ec->dobj.private);
+ const int *list;
+ u8 in_ch, out_ch, index;
+
+ mconfig->dmic_ch_type = ch_type;
+ mconfig->dmic_ch_combo_index = ucontrol->value.enumerated.item[0];
+
+ /* enum control index 0 is INVALID, so no channels to be set */
+ if (mconfig->dmic_ch_combo_index == 0)
+ return 0;
+
+ /* No valid channel selection map for index 0, so offset by 1 */
+ index = mconfig->dmic_ch_combo_index - 1;
+
+ switch (ch_type) {
+ case SKL_CH_MONO:
+ if (mconfig->dmic_ch_combo_index > ARRAY_SIZE(mic_mono_list))
+ return -EINVAL;
+
+ list = &mic_mono_list[index];
+ break;
+
+ case SKL_CH_STEREO:
+ if (mconfig->dmic_ch_combo_index > ARRAY_SIZE(mic_stereo_list))
+ return -EINVAL;
+
+ list = mic_stereo_list[index];
+ break;
+
+ case SKL_CH_TRIO:
+ if (mconfig->dmic_ch_combo_index > ARRAY_SIZE(mic_trio_list))
+ return -EINVAL;
+
+ list = mic_trio_list[index];
+ break;
+
+ case SKL_CH_QUATRO:
+ if (mconfig->dmic_ch_combo_index > ARRAY_SIZE(mic_quatro_list))
+ return -EINVAL;
+
+ list = mic_quatro_list[index];
+ break;
+
+ default:
+ dev_err(w->dapm->dev,
+ "Invalid channel %d for mic_select module\n",
+ ch_type);
+ return -EINVAL;
+
+ }
+
+ /* channel type enum map to number of chanels for that type */
+ for (out_ch = 0; out_ch < ch_type; out_ch++) {
+ in_ch = list[out_ch];
+ mic_cfg.blob[out_ch][in_ch] = SKL_DEFAULT_MIC_SEL_GAIN;
+ }
+
+ return skl_fill_mic_sel_params(mconfig, &mic_cfg, w->dapm->dev);
+}
+
+/*
+ * 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;
+ pipe->p_params->link_index = params->link_index;
+ pipe->p_params->link_bps = params->link_bps;
+ break;
+
+ case SKL_DEVICE_HDAHOST:
+ pipe->p_params->host_dma_id = params->host_dma_id;
+ pipe->p_params->host_bps = params->host_bps;
+ 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;
+ pipe->p_params->format = params->format;
+
+ } else {
+ memcpy(pipe->p_params, params, sizeof(*params));
+ }
+}
+
+/*
+ * 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_res *res = &mconfig->module->resources[0];
+ struct skl *skl = get_skl_ctx(dev);
+ struct skl_module_fmt *format = NULL;
+ u8 cfg_idx = mconfig->pipe->cur_config_idx;
+
+ skl_tplg_fill_dma_id(mconfig, params);
+ mconfig->fmt_idx = mconfig->mod_cfg[cfg_idx].fmt_idx;
+ mconfig->res_idx = mconfig->mod_cfg[cfg_idx].res_idx;
+
+ if (skl->nr_modules)
+ return 0;
+
+ if (params->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ format = &mconfig->module->formats[0].inputs[0].fmt;
+ else
+ format = &mconfig->module->formats[0].outputs[0].fmt;
+
+ /* 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:
+ case SKL_DEPTH_32BIT:
+ 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) {
+ res->ibs = (format->s_freq / 1000) *
+ (format->channels) *
+ (format->bit_depth >> 3);
+ } else {
+ res->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;
+ snd_soc_dapm_widget_for_each_sink_path(w, p) {
+ if (p->connect && p->sink->power &&
+ !is_skl_dsp_widget_type(p->sink, dai->dev))
+ 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;
+ snd_soc_dapm_widget_for_each_source_path(w, p) {
+ if (p->connect && p->source->power &&
+ !is_skl_dsp_widget_type(p->source, dai->dev))
+ continue;
+
+ if (p->source->priv) {
+ dev_dbg(dai->dev, "set params for %s\n",
+ p->source->name);
+ return p->source->priv;
+ }
+ }
+ }
+
+ return NULL;
+}
+
+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;
+}
+
+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);
+ u8 dev_type = skl_tplg_be_dev_type(mconfig->dev_type);
+
+ skl_tplg_fill_dma_id(mconfig, params);
+
+ if (link_type == NHLT_LINK_HDA)
+ return 0;
+
+ /* update the blob based on virtual bus_id*/
+ cfg = skl_get_ep_blob(skl, mconfig->vbus_id, link_type,
+ params->s_fmt, params->ch,
+ params->s_freq, params->stream,
+ dev_type);
+ if (cfg) {
+ mconfig->formats_config.caps_size = cfg->size;
+ mconfig->formats_config.caps = (u32 *) &cfg->caps;
+ } 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;
+ int ret = -EIO;
+
+ snd_soc_dapm_widget_for_each_source_path(w, p) {
+ if (p->connect && is_skl_dsp_widget_type(p->source, dai->dev) &&
+ p->source->priv) {
+
+ ret = skl_tplg_be_fill_pipe_params(dai,
+ p->source->priv, params);
+ if (ret < 0)
+ return ret;
+ } else {
+ ret = skl_tplg_be_set_src_pipe_params(dai,
+ p->source, params);
+ if (ret < 0)
+ return ret;
+ }
+ }
+
+ return ret;
+}
+
+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;
+ int ret = -EIO;
+
+ snd_soc_dapm_widget_for_each_sink_path(w, p) {
+ if (p->connect && is_skl_dsp_widget_type(p->sink, dai->dev) &&
+ p->sink->priv) {
+
+ ret = skl_tplg_be_fill_pipe_params(dai,
+ p->sink->priv, params);
+ if (ret < 0)
+ return ret;
+ } else {
+ ret = skl_tplg_be_set_sink_pipe_params(
+ dai, p->sink, params);
+ if (ret < 0)
+ return ret;
+ }
+ }
+
+ return ret;
+}
+
+/*
+ * 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;
+}
+
+static const struct snd_soc_tplg_widget_events skl_tplg_widget_ops[] = {
+ {SKL_MIXER_EVENT, skl_tplg_mixer_event},
+ {SKL_VMIXER_EVENT, skl_tplg_mixer_event},
+ {SKL_PGA_EVENT, skl_tplg_pga_event},
+};
+
+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},
+};
+
+static const struct snd_soc_tplg_kcontrol_ops skl_tplg_kcontrol_ops[] = {
+ {
+ .id = SKL_CONTROL_TYPE_MIC_SELECT,
+ .get = skl_tplg_mic_control_get,
+ .put = skl_tplg_mic_control_set,
+ },
+};
+
+static int skl_tplg_fill_pipe_cfg(struct device *dev,
+ struct skl_pipe *pipe, u32 tkn,
+ u32 tkn_val, int conf_idx, int dir)
+{
+ struct skl_pipe_fmt *fmt;
+ struct skl_path_config *config;
+
+ switch (dir) {
+ case SKL_DIR_IN:
+ fmt = &pipe->configs[conf_idx].in_fmt;
+ break;
+
+ case SKL_DIR_OUT:
+ fmt = &pipe->configs[conf_idx].out_fmt;
+ break;
+
+ default:
+ dev_err(dev, "Invalid direction: %d\n", dir);
+ return -EINVAL;
+ }
+
+ config = &pipe->configs[conf_idx];
+
+ switch (tkn) {
+ case SKL_TKN_U32_CFG_FREQ:
+ fmt->freq = tkn_val;
+ break;
+
+ case SKL_TKN_U8_CFG_CHAN:
+ fmt->channels = tkn_val;
+ break;
+
+ case SKL_TKN_U8_CFG_BPS:
+ fmt->bps = tkn_val;
+ break;
+
+ case SKL_TKN_U32_PATH_MEM_PGS:
+ config->mem_pages = tkn_val;
+ break;
+
+ default:
+ dev_err(dev, "Invalid token config: %d\n", tkn);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int skl_tplg_fill_pipe_tkn(struct device *dev,
+ struct skl_pipe *pipe, u32 tkn,
+ u32 tkn_val)
+{
+
+ 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;
+
+ case SKL_TKN_U32_PMODE:
+ pipe->lp_mode = tkn_val;
+ break;
+
+ case SKL_TKN_U32_PIPE_DIRECTION:
+ pipe->direction = tkn_val;
+ break;
+
+ case SKL_TKN_U32_NUM_CONFIGS:
+ pipe->nr_cfgs = tkn_val;
+ break;
+
+ default:
+ dev_err(dev, "Token not handled %d\n", tkn);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+/*
+ * Add pipeline by parsing the relevant tokens
+ * Return an existing pipe if the pipe already exists.
+ */
+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)
+{
+ struct skl_pipeline *ppl;
+ struct skl_pipe *pipe;
+ struct skl_pipe_params *params;
+
+ list_for_each_entry(ppl, &skl->ppl_list, node) {
+ if (ppl->pipe->ppl_id == tkn_elem->value) {
+ mconfig->pipe = ppl->pipe;
+ return -EEXIST;
+ }
+ }
+
+ ppl = devm_kzalloc(dev, sizeof(*ppl), GFP_KERNEL);
+ if (!ppl)
+ return -ENOMEM;
+
+ pipe = devm_kzalloc(dev, sizeof(*pipe), GFP_KERNEL);
+ if (!pipe)
+ return -ENOMEM;
+
+ params = devm_kzalloc(dev, sizeof(*params), GFP_KERNEL);
+ if (!params)
+ return -ENOMEM;
+
+ pipe->p_params = params;
+ pipe->ppl_id = tkn_elem->value;
+ INIT_LIST_HEAD(&pipe->w_list);
+
+ ppl->pipe = pipe;
+ list_add(&ppl->node, &skl->ppl_list);
+
+ mconfig->pipe = pipe;
+ mconfig->pipe->state = SKL_PIPE_INVALID;
+
+ return 0;
+}
+
+static int skl_tplg_get_uuid(struct device *dev, u8 *guid,
+ struct snd_soc_tplg_vendor_uuid_elem *uuid_tkn)
+{
+ if (uuid_tkn->token == SKL_TKN_UUID) {
+ memcpy(guid, &uuid_tkn->uuid, 16);
+ return 0;
+ }
+
+ dev_err(dev, "Not an UUID token %d\n", uuid_tkn->token);
+
+ return -EINVAL;
+}
+
+static int skl_tplg_fill_pin(struct device *dev,
+ struct snd_soc_tplg_vendor_value_elem *tkn_elem,
+ struct skl_module_pin *m_pin,
+ int pin_index)
+{
+ int ret;
+
+ switch (tkn_elem->token) {
+ case SKL_TKN_U32_PIN_MOD_ID:
+ m_pin[pin_index].id.module_id = tkn_elem->value;
+ break;
+
+ case SKL_TKN_U32_PIN_INST_ID:
+ m_pin[pin_index].id.instance_id = tkn_elem->value;
+ break;
+
+ case SKL_TKN_UUID:
+ ret = skl_tplg_get_uuid(dev, m_pin[pin_index].id.mod_uuid.b,
+ (struct snd_soc_tplg_vendor_uuid_elem *)tkn_elem);
+ if (ret < 0)
+ return ret;
+
+ break;
+
+ default:
+ dev_err(dev, "%d Not a pin token\n", tkn_elem->token);
+ 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:
+ dev_err(dev, "Invalid direction value\n");
+ return -EINVAL;
+ }
+
+ ret = skl_tplg_fill_pin(dev, tkn_elem, m_pin, pin_count);
+ if (ret < 0)
+ return ret;
+
+ m_pin[pin_count].in_use = false;
+ m_pin[pin_count].pin_state = SKL_PIN_UNBIND;
+
+ return 0;
+}
+
+/*
+ * Fill up input/output module config format based
+ * on the direction
+ */
+static int skl_tplg_fill_fmt(struct device *dev,
+ struct skl_module_fmt *dst_fmt,
+ u32 tkn, u32 value)
+{
+ 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:
+ dev_err(dev, "Invalid token %d\n", tkn);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int skl_tplg_widget_fill_fmt(struct device *dev,
+ struct skl_module_iface *fmt,
+ u32 tkn, u32 val, u32 dir, int fmt_idx)
+{
+ struct skl_module_fmt *dst_fmt;
+
+ if (!fmt)
+ return -EINVAL;
+
+ switch (dir) {
+ case SKL_DIR_IN:
+ dst_fmt = &fmt->inputs[fmt_idx].fmt;
+ break;
+
+ case SKL_DIR_OUT:
+ dst_fmt = &fmt->outputs[fmt_idx].fmt;
+ break;
+
+ default:
+ dev_err(dev, "Invalid direction: %d\n", dir);
+ return -EINVAL;
+ }
+
+ return skl_tplg_fill_fmt(dev, dst_fmt, tkn, val);
+}
+
+static void skl_tplg_fill_pin_dynamic_val(
+ struct skl_module_pin *mpin, u32 pin_count, u32 value)
+{
+ int i;
+
+ for (i = 0; i < pin_count; i++)
+ mpin[i].is_dynamic = value;
+}
+
+/*
+ * Resource table in the manifest has pin specific resources
+ * like pin and pin buffer size
+ */
+static int skl_tplg_manifest_pin_res_tkn(struct device *dev,
+ struct snd_soc_tplg_vendor_value_elem *tkn_elem,
+ struct skl_module_res *res, int pin_idx, int dir)
+{
+ struct skl_module_pin_resources *m_pin;
+
+ switch (dir) {
+ case SKL_DIR_IN:
+ m_pin = &res->input[pin_idx];
+ break;
+
+ case SKL_DIR_OUT:
+ m_pin = &res->output[pin_idx];
+ break;
+
+ default:
+ dev_err(dev, "Invalid pin direction: %d\n", dir);
+ return -EINVAL;
+ }
+
+ switch (tkn_elem->token) {
+ case SKL_TKN_MM_U32_RES_PIN_ID:
+ m_pin->pin_index = tkn_elem->value;
+ break;
+
+ case SKL_TKN_MM_U32_PIN_BUF:
+ m_pin->buf_size = tkn_elem->value;
+ break;
+
+ default:
+ dev_err(dev, "Invalid token: %d\n", tkn_elem->token);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+/*
+ * Fill module specific resources from the manifest's resource
+ * table like CPS, DMA size, mem_pages.
+ */
+static int skl_tplg_fill_res_tkn(struct device *dev,
+ struct snd_soc_tplg_vendor_value_elem *tkn_elem,
+ struct skl_module_res *res,
+ int pin_idx, int dir)
+{
+ int ret, tkn_count = 0;
+
+ if (!res)
+ return -EINVAL;
+
+ switch (tkn_elem->token) {
+ case SKL_TKN_MM_U32_CPS:
+ res->cps = tkn_elem->value;
+ break;
+
+ case SKL_TKN_MM_U32_DMA_SIZE:
+ res->dma_buffer_size = tkn_elem->value;
+ break;
+
+ case SKL_TKN_MM_U32_CPC:
+ res->cpc = tkn_elem->value;
+ break;
+
+ case SKL_TKN_U32_MEM_PAGES:
+ res->is_pages = tkn_elem->value;
+ break;
+
+ case SKL_TKN_U32_OBS:
+ res->obs = tkn_elem->value;
+ break;
+
+ case SKL_TKN_U32_IBS:
+ res->ibs = tkn_elem->value;
+ break;
+
+ case SKL_TKN_U32_MAX_MCPS:
+ res->cps = tkn_elem->value;
+ break;
+
+ case SKL_TKN_MM_U32_RES_PIN_ID:
+ case SKL_TKN_MM_U32_PIN_BUF:
+ ret = skl_tplg_manifest_pin_res_tkn(dev, tkn_elem, res,
+ pin_idx, dir);
+ if (ret < 0)
+ return ret;
+ break;
+
+ default:
+ dev_err(dev, "Not a res type token: %d", tkn_elem->token);
+ return -EINVAL;
+
+ }
+ tkn_count++;
+
+ return tkn_count;
+}
+
+/*
+ * 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, conf_idx;
+ struct skl_module_iface *iface = NULL;
+ struct skl_module_res *res = NULL;
+ int res_idx = mconfig->res_idx;
+ int fmt_idx = mconfig->fmt_idx;
+
+ /*
+ * If the manifest structure contains no modules, fill all
+ * the module data to 0th index.
+ * res_idx and fmt_idx are default set to 0.
+ */
+ if (skl->nr_modules == 0) {
+ res = &mconfig->module->resources[res_idx];
+ iface = &mconfig->module->formats[fmt_idx];
+ }
+
+ if (tkn_elem->token > SKL_TKN_MAX)
+ return -EINVAL;
+
+ switch (tkn_elem->token) {
+ case SKL_TKN_U8_IN_QUEUE_COUNT:
+ mconfig->module->max_input_pins = tkn_elem->value;
+ break;
+
+ case SKL_TKN_U8_OUT_QUEUE_COUNT:
+ mconfig->module->max_output_pins = tkn_elem->value;
+ break;
+
+ case SKL_TKN_U8_DYN_IN_PIN:
+ if (!mconfig->m_in_pin)
+ mconfig->m_in_pin =
+ devm_kcalloc(dev, MAX_IN_QUEUE,
+ sizeof(*mconfig->m_in_pin),
+ GFP_KERNEL);
+ if (!mconfig->m_in_pin)
+ return -ENOMEM;
+
+ skl_tplg_fill_pin_dynamic_val(mconfig->m_in_pin, MAX_IN_QUEUE,
+ tkn_elem->value);
+ break;
+
+ case SKL_TKN_U8_DYN_OUT_PIN:
+ if (!mconfig->m_out_pin)
+ mconfig->m_out_pin =
+ devm_kcalloc(dev, MAX_IN_QUEUE,
+ sizeof(*mconfig->m_in_pin),
+ GFP_KERNEL);
+ if (!mconfig->m_out_pin)
+ return -ENOMEM;
+
+ skl_tplg_fill_pin_dynamic_val(mconfig->m_out_pin, 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;
+ break;
+
+ 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:
+ case SKL_TKN_U32_MAX_MCPS:
+ case SKL_TKN_U32_OBS:
+ case SKL_TKN_U32_IBS:
+ ret = skl_tplg_fill_res_tkn(dev, tkn_elem, res, pin_index, dir);
+ if (ret < 0)
+ return ret;
+
+ 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;
+
+ case SKL_TKN_U32_D0I3_CAPS:
+ mconfig->d0i3_caps = tkn_elem->value;
+ break;
+
+ case SKL_TKN_U32_PIPE_ID:
+ ret = skl_tplg_add_pipe(dev,
+ mconfig, skl, tkn_elem);
+
+ if (ret < 0) {
+ if (ret == -EEXIST) {
+ is_pipe_exists = 1;
+ break;
+ }
+ return is_pipe_exists;
+ }
+
+ break;
+
+ case SKL_TKN_U32_PIPE_CONFIG_ID:
+ conf_idx = tkn_elem->value;
+ break;
+
+ case SKL_TKN_U32_PIPE_CONN_TYPE:
+ case SKL_TKN_U32_PIPE_PRIORITY:
+ case SKL_TKN_U32_PIPE_MEM_PGS:
+ case SKL_TKN_U32_PMODE:
+ case SKL_TKN_U32_PIPE_DIRECTION:
+ case SKL_TKN_U32_NUM_CONFIGS:
+ 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;
+
+ case SKL_TKN_U32_PATH_MEM_PGS:
+ case SKL_TKN_U32_CFG_FREQ:
+ case SKL_TKN_U8_CFG_CHAN:
+ case SKL_TKN_U8_CFG_BPS:
+ if (mconfig->pipe->nr_cfgs) {
+ ret = skl_tplg_fill_pipe_cfg(dev, mconfig->pipe,
+ tkn_elem->token, tkn_elem->value,
+ conf_idx, dir);
+ if (ret < 0)
+ return ret;
+ }
+ break;
+
+ case SKL_TKN_CFG_MOD_RES_ID:
+ mconfig->mod_cfg[conf_idx].res_idx = tkn_elem->value;
+ break;
+
+ case SKL_TKN_CFG_MOD_FMT_ID:
+ mconfig->mod_cfg[conf_idx].fmt_idx = tkn_elem->value;
+ 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_widget_fill_fmt(dev, iface, 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:
+ case SKL_TKN_UUID:
+ 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;
+
+ 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;
+
+ case SKL_TKN_U32_PROC_DOMAIN:
+ mconfig->domain =
+ tkn_elem->value;
+
+ break;
+
+ case SKL_TKN_U32_DMA_BUF_SIZE:
+ mconfig->dma_buffer_size = 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;
+ }
+
+ 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;
+ bool is_module_guid = true;
+
+ 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:
+ dev_warn(dev, "no string tokens expected for skl tplg\n");
+ continue;
+
+ case SND_SOC_TPLG_TUPLE_TYPE_UUID:
+ if (is_module_guid) {
+ ret = skl_tplg_get_uuid(dev, mconfig->guid,
+ array->uuid);
+ is_module_guid = false;
+ } else {
+ ret = skl_tplg_get_token(dev, array->value, skl,
+ mconfig);
+ }
+
+ 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);
+ }
+
+ return off;
+}
+
+/*
+ * 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:
+ dev_err(dev, "Invalid descriptor token %d\n", tkn_elem->token);
+ break;
+ }
+
+ return -EINVAL;
+}
+
+/* Functions to parse private data from configuration file format v4 */
+
+/*
+ * Add pipeline from topology binary into driver pipeline list
+ *
+ * If already added we return that instance
+ * Otherwise we create a new instance and add into driver list
+ */
+static int skl_tplg_add_pipe_v4(struct device *dev,
+ struct skl_module_cfg *mconfig, struct skl *skl,
+ struct skl_dfw_v4_pipe *dfw_pipe)
+{
+ struct skl_pipeline *ppl;
+ struct skl_pipe *pipe;
+ struct skl_pipe_params *params;
+
+ list_for_each_entry(ppl, &skl->ppl_list, node) {
+ if (ppl->pipe->ppl_id == dfw_pipe->pipe_id) {
+ mconfig->pipe = ppl->pipe;
+ return 0;
+ }
+ }
+
+ ppl = devm_kzalloc(dev, sizeof(*ppl), GFP_KERNEL);
+ if (!ppl)
+ return -ENOMEM;
+
+ pipe = devm_kzalloc(dev, sizeof(*pipe), GFP_KERNEL);
+ if (!pipe)
+ return -ENOMEM;
+
+ params = devm_kzalloc(dev, sizeof(*params), GFP_KERNEL);
+ if (!params)
+ return -ENOMEM;
+
+ pipe->ppl_id = dfw_pipe->pipe_id;
+ pipe->memory_pages = dfw_pipe->memory_pages;
+ pipe->pipe_priority = dfw_pipe->pipe_priority;
+ pipe->conn_type = dfw_pipe->conn_type;
+ pipe->state = SKL_PIPE_INVALID;
+ pipe->p_params = params;
+ INIT_LIST_HEAD(&pipe->w_list);
+
+ ppl->pipe = pipe;
+ list_add(&ppl->node, &skl->ppl_list);
+
+ mconfig->pipe = pipe;
+
+ return 0;
+}
+
+static void skl_fill_module_pin_info_v4(struct skl_dfw_v4_module_pin *dfw_pin,
+ struct skl_module_pin *m_pin,
+ bool is_dynamic, int max_pin)
+{
+ int i;
+
+ for (i = 0; i < max_pin; i++) {
+ m_pin[i].id.module_id = dfw_pin[i].module_id;
+ m_pin[i].id.instance_id = dfw_pin[i].instance_id;
+ m_pin[i].in_use = false;
+ m_pin[i].is_dynamic = is_dynamic;
+ m_pin[i].pin_state = SKL_PIN_UNBIND;
+ }
+}
+
+static void skl_tplg_fill_fmt_v4(struct skl_module_pin_fmt *dst_fmt,
+ struct skl_dfw_v4_module_fmt *src_fmt,
+ int pins)
+{
+ int i;
+
+ for (i = 0; i < pins; i++) {
+ dst_fmt[i].fmt.channels = src_fmt[i].channels;
+ dst_fmt[i].fmt.s_freq = src_fmt[i].freq;
+ dst_fmt[i].fmt.bit_depth = src_fmt[i].bit_depth;
+ dst_fmt[i].fmt.valid_bit_depth = src_fmt[i].valid_bit_depth;
+ dst_fmt[i].fmt.ch_cfg = src_fmt[i].ch_cfg;
+ dst_fmt[i].fmt.ch_map = src_fmt[i].ch_map;
+ dst_fmt[i].fmt.interleaving_style =
+ src_fmt[i].interleaving_style;
+ dst_fmt[i].fmt.sample_type = src_fmt[i].sample_type;
+ }
+}
+
+static int skl_tplg_get_pvt_data_v4(struct snd_soc_tplg_dapm_widget *tplg_w,
+ struct skl *skl, struct device *dev,
+ struct skl_module_cfg *mconfig)
+{
+ struct skl_dfw_v4_module *dfw =
+ (struct skl_dfw_v4_module *)tplg_w->priv.data;
+ int ret;
+
+ dev_dbg(dev, "Parsing Skylake v4 widget topology data\n");
+
+ ret = guid_parse(dfw->uuid, (guid_t *)mconfig->guid);
+ if (ret)
+ return ret;
+ mconfig->id.module_id = -1;
+ mconfig->id.instance_id = dfw->instance_id;
+ mconfig->module->resources[0].cps = dfw->max_mcps;
+ mconfig->module->resources[0].ibs = dfw->ibs;
+ mconfig->module->resources[0].obs = dfw->obs;
+ mconfig->core_id = dfw->core_id;
+ mconfig->module->max_input_pins = dfw->max_in_queue;
+ mconfig->module->max_output_pins = dfw->max_out_queue;
+ mconfig->module->loadable = dfw->is_loadable;
+ skl_tplg_fill_fmt_v4(mconfig->module->formats[0].inputs, dfw->in_fmt,
+ MAX_IN_QUEUE);
+ skl_tplg_fill_fmt_v4(mconfig->module->formats[0].outputs, dfw->out_fmt,
+ MAX_OUT_QUEUE);
+
+ mconfig->params_fixup = dfw->params_fixup;
+ mconfig->converter = dfw->converter;
+ mconfig->m_type = dfw->module_type;
+ mconfig->vbus_id = dfw->vbus_id;
+ mconfig->module->resources[0].is_pages = dfw->mem_pages;
+
+ ret = skl_tplg_add_pipe_v4(dev, mconfig, skl, &dfw->pipe);
+ if (ret)
+ return ret;
+
+ mconfig->dev_type = dfw->dev_type;
+ mconfig->hw_conn_type = dfw->hw_conn_type;
+ mconfig->time_slot = dfw->time_slot;
+ mconfig->formats_config.caps_size = dfw->caps.caps_size;
+
+ mconfig->m_in_pin = devm_kcalloc(dev,
+ MAX_IN_QUEUE, sizeof(*mconfig->m_in_pin),
+ GFP_KERNEL);
+ if (!mconfig->m_in_pin)
+ return -ENOMEM;
+
+ mconfig->m_out_pin = devm_kcalloc(dev,
+ MAX_OUT_QUEUE, sizeof(*mconfig->m_out_pin),
+ GFP_KERNEL);
+ if (!mconfig->m_out_pin)
+ return -ENOMEM;
+
+ skl_fill_module_pin_info_v4(dfw->in_pin, mconfig->m_in_pin,
+ dfw->is_dynamic_in_pin,
+ mconfig->module->max_input_pins);
+ skl_fill_module_pin_info_v4(dfw->out_pin, mconfig->m_out_pin,
+ dfw->is_dynamic_out_pin,
+ mconfig->module->max_output_pins);
+
+ if (mconfig->formats_config.caps_size) {
+ mconfig->formats_config.set_params = dfw->caps.set_params;
+ mconfig->formats_config.param_id = dfw->caps.param_id;
+ mconfig->formats_config.caps =
+ devm_kzalloc(dev, mconfig->formats_config.caps_size,
+ GFP_KERNEL);
+ if (!mconfig->formats_config.caps)
+ return -ENOMEM;
+ memcpy(mconfig->formats_config.caps, dfw->caps.caps,
+ dfw->caps.caps_size);
+ }
+
+ return 0;
+}
+
+/*
+ * 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;
+
+ /*
+ * v4 configuration files have a valid UUID at the start of
+ * the widget's private data.
+ */
+ if (uuid_is_valid((char *)tplg_w->priv.data))
+ return skl_tplg_get_pvt_data_v4(tplg_w, skl, dev, mconfig);
+
+ /* 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) {
+ 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_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;
+ ret = mconfig->formats_config.caps_size;
+ }
+ off += ret;
+ }
+
+ return 0;
+}
+
+static void skl_clear_pin_config(struct snd_soc_component *component,
+ struct snd_soc_dapm_widget *w)
+{
+ int i;
+ struct skl_module_cfg *mconfig;
+ struct skl_pipe *pipe;
+
+ if (!strncmp(w->dapm->component->name, component->name,
+ strlen(component->name))) {
+ mconfig = w->priv;
+ pipe = mconfig->pipe;
+ for (i = 0; i < mconfig->module->max_input_pins; i++) {
+ mconfig->m_in_pin[i].in_use = false;
+ mconfig->m_in_pin[i].pin_state = SKL_PIN_UNBIND;
+ }
+ for (i = 0; i < mconfig->module->max_output_pins; 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_component *soc_component = skl->component;
+ struct snd_soc_dapm_widget *w;
+ struct snd_soc_card *card;
+
+ if (soc_component == NULL)
+ return;
+
+ card = soc_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, ctx->dev) && w->priv != NULL)
+ skl_clear_pin_config(soc_component, w);
+ }
+
+ skl_clear_module_cnt(ctx->dsp);
+}
+
+/*
+ * 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, int index,
+ struct snd_soc_dapm_widget *w,
+ struct snd_soc_tplg_dapm_widget *tplg_w)
+{
+ int ret;
+ struct hdac_bus *bus = snd_soc_component_get_drvdata(cmpnt);
+ struct skl *skl = bus_to_skl(bus);
+ 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;
+
+ if (skl->nr_modules == 0) {
+ mconfig->module = devm_kzalloc(bus->dev,
+ sizeof(*mconfig->module), GFP_KERNEL);
+ if (!mconfig->module)
+ return -ENOMEM;
+ }
+
+ w->priv = mconfig;
+
+ /*
+ * module binary can be loaded later, so set it to query when
+ * module is load for a use case
+ */
+ mconfig->id.module_id = -1;
+
+ /* Parse private data for tuples */
+ ret = skl_tplg_get_pvt_data(tplg_w, skl, bus->dev, mconfig);
+ if (ret < 0)
+ return ret;
+
+ skl_debug_init_module(skl->debugfs, w, mconfig);
+
+bind_event:
+ if (tplg_w->event_type == 0) {
+ dev_dbg(bus->dev, "ASoC: No event handler required\n");
+ return 0;
+ }
+
+ ret = snd_soc_tplg_widget_bind_event(w, skl_tplg_widget_ops,
+ ARRAY_SIZE(skl_tplg_widget_ops),
+ tplg_w->event_type);
+
+ if (ret) {
+ dev_err(bus->dev, "%s: No matching event handlers found for %d\n",
+ __func__, tplg_w->event_type);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+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;
+ ac->size = dfw_ac->max;
+
+ if (ac->max) {
+ ac->params = (char *) devm_kzalloc(dev, ac->max, GFP_KERNEL);
+ if (!ac->params)
+ return -ENOMEM;
+
+ memcpy(ac->params, dfw_ac->params, ac->max);
+ }
+
+ be->dobj.private = ac;
+ return 0;
+}
+
+static int skl_init_enum_data(struct device *dev, struct soc_enum *se,
+ struct snd_soc_tplg_enum_control *ec)
+{
+
+ void *data;
+
+ if (ec->priv.size) {
+ data = devm_kzalloc(dev, sizeof(ec->priv.size), GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
+ memcpy(data, ec->priv.data, ec->priv.size);
+ se->dobj.private = data;
+ }
+
+ return 0;
+
+}
+
+static int skl_tplg_control_load(struct snd_soc_component *cmpnt,
+ int index,
+ 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 snd_soc_tplg_enum_control *tplg_ec;
+ struct hdac_bus *bus = snd_soc_component_get_drvdata(cmpnt);
+ struct soc_enum *se;
+
+ 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;
+
+ case SND_SOC_TPLG_CTL_ENUM:
+ tplg_ec = container_of(hdr,
+ struct snd_soc_tplg_enum_control, hdr);
+ if (kctl->access & SNDRV_CTL_ELEM_ACCESS_READWRITE) {
+ se = (struct soc_enum *)kctl->private_value;
+ if (tplg_ec->priv.size)
+ return skl_init_enum_data(bus->dev, se,
+ tplg_ec);
+ }
+ break;
+
+ default:
+ dev_dbg(bus->dev, "Control load not supported %d:%d:%d\n",
+ hdr->ops.get, hdr->ops.put, hdr->ops.info);
+ break;
+ }
+
+ return 0;
+}
+
+static int skl_tplg_fill_str_mfest_tkn(struct device *dev,
+ struct snd_soc_tplg_vendor_string_elem *str_elem,
+ struct skl *skl)
+{
+ int tkn_count = 0;
+ static int ref_count;
+
+ switch (str_elem->token) {
+ case SKL_TKN_STR_LIB_NAME:
+ if (ref_count > skl->skl_sst->lib_count - 1) {
+ ref_count = 0;
+ return -EINVAL;
+ }
+
+ strncpy(skl->skl_sst->lib_info[ref_count].name,
+ str_elem->string,
+ ARRAY_SIZE(skl->skl_sst->lib_info[ref_count].name));
+ ref_count++;
+ break;
+
+ default:
+ dev_err(dev, "Not a string token %d\n", str_elem->token);
+ break;
+ }
+ tkn_count++;
+
+ return tkn_count;
+}
+
+static int skl_tplg_get_str_tkn(struct device *dev,
+ struct snd_soc_tplg_vendor_array *array,
+ struct skl *skl)
+{
+ 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) {
+ ret = skl_tplg_fill_str_mfest_tkn(dev, str_elem, skl);
+ str_elem++;
+
+ if (ret < 0)
+ return ret;
+
+ tkn_count = tkn_count + ret;
+ }
+
+ return tkn_count;
+}
+
+static int skl_tplg_manifest_fill_fmt(struct device *dev,
+ struct skl_module_iface *fmt,
+ struct snd_soc_tplg_vendor_value_elem *tkn_elem,
+ u32 dir, int fmt_idx)
+{
+ struct skl_module_pin_fmt *dst_fmt;
+ struct skl_module_fmt *mod_fmt;
+ int ret;
+
+ if (!fmt)
+ return -EINVAL;
+
+ switch (dir) {
+ case SKL_DIR_IN:
+ dst_fmt = &fmt->inputs[fmt_idx];
+ break;
+
+ case SKL_DIR_OUT:
+ dst_fmt = &fmt->outputs[fmt_idx];
+ break;
+
+ default:
+ dev_err(dev, "Invalid direction: %d\n", dir);
+ return -EINVAL;
+ }
+
+ mod_fmt = &dst_fmt->fmt;
+
+ switch (tkn_elem->token) {
+ case SKL_TKN_MM_U32_INTF_PIN_ID:
+ dst_fmt->id = tkn_elem->value;
+ break;
+
+ default:
+ ret = skl_tplg_fill_fmt(dev, mod_fmt, tkn_elem->token,
+ tkn_elem->value);
+ if (ret < 0)
+ return ret;
+ break;
+ }
+
+ return 0;
+}
+
+static int skl_tplg_fill_mod_info(struct device *dev,
+ struct snd_soc_tplg_vendor_value_elem *tkn_elem,
+ struct skl_module *mod)
+{
+
+ if (!mod)
+ return -EINVAL;
+
+ switch (tkn_elem->token) {
+ case SKL_TKN_U8_IN_PIN_TYPE:
+ mod->input_pin_type = tkn_elem->value;
+ break;
+
+ case SKL_TKN_U8_OUT_PIN_TYPE:
+ mod->output_pin_type = tkn_elem->value;
+ break;
+
+ case SKL_TKN_U8_IN_QUEUE_COUNT:
+ mod->max_input_pins = tkn_elem->value;
+ break;
+
+ case SKL_TKN_U8_OUT_QUEUE_COUNT:
+ mod->max_output_pins = tkn_elem->value;
+ break;
+
+ case SKL_TKN_MM_U8_NUM_RES:
+ mod->nr_resources = tkn_elem->value;
+ break;
+
+ case SKL_TKN_MM_U8_NUM_INTF:
+ mod->nr_interfaces = tkn_elem->value;
+ break;
+
+ default:
+ dev_err(dev, "Invalid mod info token %d", tkn_elem->token);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+
+static int skl_tplg_get_int_tkn(struct device *dev,
+ struct snd_soc_tplg_vendor_value_elem *tkn_elem,
+ struct skl *skl)
+{
+ int tkn_count = 0, ret, size;
+ static int mod_idx, res_val_idx, intf_val_idx, dir, pin_idx;
+ struct skl_module_res *res = NULL;
+ struct skl_module_iface *fmt = NULL;
+ struct skl_module *mod = NULL;
+ static struct skl_astate_param *astate_table;
+ static int astate_cfg_idx, count;
+ int i;
+
+ if (skl->modules) {
+ mod = skl->modules[mod_idx];
+ res = &mod->resources[res_val_idx];
+ fmt = &mod->formats[intf_val_idx];
+ }
+
+ switch (tkn_elem->token) {
+ case SKL_TKN_U32_LIB_COUNT:
+ skl->skl_sst->lib_count = tkn_elem->value;
+ break;
+
+ case SKL_TKN_U8_NUM_MOD:
+ skl->nr_modules = tkn_elem->value;
+ skl->modules = devm_kcalloc(dev, skl->nr_modules,
+ sizeof(*skl->modules), GFP_KERNEL);
+ if (!skl->modules)
+ return -ENOMEM;
+
+ for (i = 0; i < skl->nr_modules; i++) {
+ skl->modules[i] = devm_kzalloc(dev,
+ sizeof(struct skl_module), GFP_KERNEL);
+ if (!skl->modules[i])
+ return -ENOMEM;
+ }
+ break;
+
+ case SKL_TKN_MM_U8_MOD_IDX:
+ mod_idx = tkn_elem->value;
+ break;
+
+ case SKL_TKN_U32_ASTATE_COUNT:
+ if (astate_table != NULL) {
+ dev_err(dev, "More than one entry for A-State count");
+ return -EINVAL;
+ }
+
+ if (tkn_elem->value > SKL_MAX_ASTATE_CFG) {
+ dev_err(dev, "Invalid A-State count %d\n",
+ tkn_elem->value);
+ return -EINVAL;
+ }
+
+ size = tkn_elem->value * sizeof(struct skl_astate_param) +
+ sizeof(count);
+ skl->cfg.astate_cfg = devm_kzalloc(dev, size, GFP_KERNEL);
+ if (!skl->cfg.astate_cfg)
+ return -ENOMEM;
+
+ astate_table = skl->cfg.astate_cfg->astate_table;
+ count = skl->cfg.astate_cfg->count = tkn_elem->value;
+ break;
+
+ case SKL_TKN_U32_ASTATE_IDX:
+ if (tkn_elem->value >= count) {
+ dev_err(dev, "Invalid A-State index %d\n",
+ tkn_elem->value);
+ return -EINVAL;
+ }
+
+ astate_cfg_idx = tkn_elem->value;
+ break;
+
+ case SKL_TKN_U32_ASTATE_KCPS:
+ astate_table[astate_cfg_idx].kcps = tkn_elem->value;
+ break;
+
+ case SKL_TKN_U32_ASTATE_CLK_SRC:
+ astate_table[astate_cfg_idx].clk_src = tkn_elem->value;
+ break;
+
+ case SKL_TKN_U8_IN_PIN_TYPE:
+ case SKL_TKN_U8_OUT_PIN_TYPE:
+ case SKL_TKN_U8_IN_QUEUE_COUNT:
+ case SKL_TKN_U8_OUT_QUEUE_COUNT:
+ case SKL_TKN_MM_U8_NUM_RES:
+ case SKL_TKN_MM_U8_NUM_INTF:
+ ret = skl_tplg_fill_mod_info(dev, tkn_elem, mod);
+ if (ret < 0)
+ return ret;
+ break;
+
+ case SKL_TKN_U32_DIR_PIN_COUNT:
+ dir = tkn_elem->value & SKL_IN_DIR_BIT_MASK;
+ pin_idx = (tkn_elem->value & SKL_PIN_COUNT_MASK) >> 4;
+ break;
+
+ case SKL_TKN_MM_U32_RES_ID:
+ if (!res)
+ return -EINVAL;
+
+ res->id = tkn_elem->value;
+ res_val_idx = tkn_elem->value;
+ break;
+
+ case SKL_TKN_MM_U32_FMT_ID:
+ if (!fmt)
+ return -EINVAL;
+
+ fmt->fmt_idx = tkn_elem->value;
+ intf_val_idx = tkn_elem->value;
+ break;
+
+ case SKL_TKN_MM_U32_CPS:
+ case SKL_TKN_MM_U32_DMA_SIZE:
+ case SKL_TKN_MM_U32_CPC:
+ case SKL_TKN_U32_MEM_PAGES:
+ case SKL_TKN_U32_OBS:
+ case SKL_TKN_U32_IBS:
+ case SKL_TKN_MM_U32_RES_PIN_ID:
+ case SKL_TKN_MM_U32_PIN_BUF:
+ ret = skl_tplg_fill_res_tkn(dev, tkn_elem, res, pin_idx, dir);
+ if (ret < 0)
+ return ret;
+
+ break;
+
+ case SKL_TKN_MM_U32_NUM_IN_FMT:
+ if (!fmt)
+ return -EINVAL;
+
+ res->nr_input_pins = tkn_elem->value;
+ break;
+
+ case SKL_TKN_MM_U32_NUM_OUT_FMT:
+ if (!fmt)
+ return -EINVAL;
+
+ res->nr_output_pins = tkn_elem->value;
+ 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:
+ case SKL_TKN_MM_U32_INTF_PIN_ID:
+ ret = skl_tplg_manifest_fill_fmt(dev, fmt, tkn_elem,
+ dir, pin_idx);
+ if (ret < 0)
+ return ret;
+ break;
+
+ default:
+ dev_err(dev, "Not a manifest token %d\n", tkn_elem->token);
+ return -EINVAL;
+ }
+ tkn_count++;
+
+ return tkn_count;
+}
+
+static int skl_tplg_get_manifest_uuid(struct device *dev,
+ struct skl *skl,
+ struct snd_soc_tplg_vendor_uuid_elem *uuid_tkn)
+{
+ static int ref_count;
+ struct skl_module *mod;
+
+ if (uuid_tkn->token == SKL_TKN_UUID) {
+ mod = skl->modules[ref_count];
+ memcpy(&mod->uuid, &uuid_tkn->uuid, sizeof(uuid_tkn->uuid));
+ ref_count++;
+ } else {
+ dev_err(dev, "Not an UUID token tkn %d\n", uuid_tkn->token);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+/*
+ * Fill the manifest structure by parsing the tokens based on the
+ * type.
+ */
+static int skl_tplg_get_manifest_tkn(struct device *dev,
+ char *pvt_data, struct skl *skl,
+ 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:
+ ret = skl_tplg_get_str_tkn(dev, array, skl);
+
+ 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:
+ ret = skl_tplg_get_manifest_uuid(dev, skl, 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_int_tkn(dev,
+ tkn_elem, skl);
+ if (ret < 0)
+ return ret;
+
+ tkn_count = tkn_count + ret;
+ tkn_elem++;
+ }
+ tuple_size += (tkn_count * sizeof(*tkn_elem));
+ tkn_count = 0;
+ }
+
+ return off;
+}
+
+/*
+ * 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,
+ struct device *dev, struct skl *skl)
+{
+ 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;
+ /* Read the BLOCK_TYPE and BLOCK_SIZE descriptor */
+ while (num_blocks > 0) {
+ 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_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) {
+ ret = skl_tplg_get_manifest_tkn(dev, data, skl,
+ block_size);
+
+ if (ret < 0)
+ return ret;
+
+ --num_blocks;
+ } else {
+ return -EINVAL;
+ }
+ off += ret;
+ }
+
+ return 0;
+}
+
+static int skl_manifest_load(struct snd_soc_component *cmpnt, int index,
+ struct snd_soc_tplg_manifest *manifest)
+{
+ struct hdac_bus *bus = snd_soc_component_get_drvdata(cmpnt);
+ struct skl *skl = bus_to_skl(bus);
+
+ /* proceed only if we have private data defined */
+ if (manifest->priv.size == 0)
+ return 0;
+
+ skl_tplg_get_manifest_data(manifest, bus->dev, skl);
+
+ if (skl->skl_sst->lib_count > SKL_MAX_LIB) {
+ dev_err(bus->dev, "Exceeding max Library count. Got:%d\n",
+ skl->skl_sst->lib_count);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static struct snd_soc_tplg_ops skl_tplg_ops = {
+ .widget_load = skl_tplg_widget_load,
+ .control_load = skl_tplg_control_load,
+ .bytes_ext_ops = skl_tlv_ops,
+ .bytes_ext_ops_count = ARRAY_SIZE(skl_tlv_ops),
+ .io_ops = skl_tplg_kcontrol_ops,
+ .io_ops_count = ARRAY_SIZE(skl_tplg_kcontrol_ops),
+ .manifest = skl_manifest_load,
+ .dai_load = skl_dai_load,
+};
+
+/*
+ * 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_component *component)
+{
+ 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, &component->card->widgets, list) {
+ if (is_skl_dsp_widget_type(w, component->dev) && w->priv) {
+ mcfg = w->priv;
+ pipe = mcfg->pipe;
+
+ p_module = devm_kzalloc(component->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;
+}
+
+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;
+}
+
+/* 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_component *component, struct hdac_bus *bus)
+{
+ int ret;
+ const struct firmware *fw;
+ struct skl *skl = bus_to_skl(bus);
+ struct skl_pipeline *ppl;
+
+ ret = request_firmware(&fw, skl->tplg_name, bus->dev);
+ if (ret < 0) {
+ dev_info(bus->dev, "tplg fw %s load failed with %d, falling back to dfw_sst.bin",
+ 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;
+ }
+ }
+
+ /*
+ * The complete tplg for SKL is loaded as index 0, we don't use
+ * any other index
+ */
+ ret = snd_soc_tplg_component_load(component,
+ &skl_tplg_ops, fw, 0);
+ if (ret < 0) {
+ dev_err(bus->dev, "tplg component load failed%d\n", ret);
+ release_firmware(fw);
+ return -EINVAL;
+ }
+
+ skl->resource.max_mcps = SKL_MAX_MCPS;
+ skl->resource.max_mem = SKL_FW_MAX_MEM;
+
+ skl->tplg = fw;
+ ret = skl_tplg_create_pipe_widget_list(component);
+ if (ret < 0)
+ return ret;
+
+ list_for_each_entry(ppl, &skl->ppl_list, node)
+ skl_tplg_set_pipe_type(skl, ppl->pipe);
+
+ return 0;
+}