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Diffstat (limited to 'sound/soc/sof/sof-audio.c')
-rw-r--r--sound/soc/sof/sof-audio.c479
1 files changed, 141 insertions, 338 deletions
diff --git a/sound/soc/sof/sof-audio.c b/sound/soc/sof/sof-audio.c
index 7cbe757c1fe2..b2f009a0c5b7 100644
--- a/sound/soc/sof/sof-audio.c
+++ b/sound/soc/sof/sof-audio.c
@@ -14,29 +14,12 @@
static int sof_kcontrol_setup(struct snd_sof_dev *sdev, struct snd_sof_control *scontrol)
{
- int ipc_cmd, ctrl_type;
int ret;
/* reset readback offset for scontrol */
scontrol->readback_offset = 0;
- /* notify DSP of kcontrol values */
- switch (scontrol->cmd) {
- case SOF_CTRL_CMD_VOLUME:
- case SOF_CTRL_CMD_ENUM:
- case SOF_CTRL_CMD_SWITCH:
- ipc_cmd = SOF_IPC_COMP_SET_VALUE;
- ctrl_type = SOF_CTRL_TYPE_VALUE_CHAN_SET;
- break;
- case SOF_CTRL_CMD_BINARY:
- ipc_cmd = SOF_IPC_COMP_SET_DATA;
- ctrl_type = SOF_CTRL_TYPE_DATA_SET;
- break;
- default:
- return 0;
- }
-
- ret = snd_sof_ipc_set_get_comp_data(scontrol, ipc_cmd, ctrl_type, scontrol->cmd, true);
+ ret = snd_sof_ipc_set_get_comp_data(scontrol, true);
if (ret < 0)
dev_err(sdev->dev, "error: failed kcontrol value set for widget: %d\n",
scontrol->comp_id);
@@ -44,30 +27,6 @@ static int sof_kcontrol_setup(struct snd_sof_dev *sdev, struct snd_sof_control *
return ret;
}
-static int sof_dai_config_setup(struct snd_sof_dev *sdev, struct snd_sof_dai *dai)
-{
- struct sof_ipc_dai_config *config;
- struct sof_ipc_reply reply;
- int ret;
-
- config = &dai->dai_config[dai->current_config];
- if (!config) {
- dev_err(sdev->dev, "error: no config for DAI %s\n", dai->name);
- return -EINVAL;
- }
-
- /* set NONE flag to clear all previous settings */
- config->flags = FIELD_PREP(SOF_DAI_CONFIG_FLAGS_MASK, SOF_DAI_CONFIG_FLAGS_NONE);
-
- ret = sof_ipc_tx_message(sdev->ipc, config->hdr.cmd, config, config->hdr.size,
- &reply, sizeof(reply));
-
- if (ret < 0)
- dev_err(sdev->dev, "error: failed to set dai config for %s\n", dai->name);
-
- return ret;
-}
-
static int sof_widget_kcontrol_setup(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget)
{
struct snd_sof_control *scontrol;
@@ -76,12 +35,26 @@ static int sof_widget_kcontrol_setup(struct snd_sof_dev *sdev, struct snd_sof_wi
/* set up all controls for the widget */
list_for_each_entry(scontrol, &sdev->kcontrol_list, list)
if (scontrol->comp_id == swidget->comp_id) {
+ /* set kcontrol data in DSP */
ret = sof_kcontrol_setup(sdev, scontrol);
if (ret < 0) {
dev_err(sdev->dev, "error: fail to set up kcontrols for widget %s\n",
swidget->widget->name);
return ret;
}
+
+ /*
+ * Read back the data from the DSP for static widgets. This is particularly
+ * useful for binary kcontrols associated with static pipeline widgets to
+ * initialize the data size to match that in the DSP.
+ */
+ if (swidget->dynamic_pipeline_widget)
+ continue;
+
+ ret = snd_sof_ipc_set_get_comp_data(scontrol, false);
+ if (ret < 0)
+ dev_warn(sdev->dev, "Failed kcontrol get for control in widget %s\n",
+ swidget->widget->name);
}
return 0;
@@ -98,14 +71,8 @@ static void sof_reset_route_setup_status(struct snd_sof_dev *sdev, struct snd_so
int sof_widget_free(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget)
{
- struct sof_ipc_free ipc_free = {
- .hdr = {
- .size = sizeof(ipc_free),
- .cmd = SOF_IPC_GLB_TPLG_MSG,
- },
- .id = swidget->comp_id,
- };
- struct sof_ipc_reply reply;
+ const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
+ int err = 0;
int ret;
if (!swidget->private)
@@ -115,43 +82,46 @@ int sof_widget_free(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget)
if (--swidget->use_count)
return 0;
- switch (swidget->id) {
- case snd_soc_dapm_scheduler:
- ipc_free.hdr.cmd |= SOF_IPC_TPLG_PIPE_FREE;
- break;
- case snd_soc_dapm_buffer:
- ipc_free.hdr.cmd |= SOF_IPC_TPLG_BUFFER_FREE;
- break;
- default:
- ipc_free.hdr.cmd |= SOF_IPC_TPLG_COMP_FREE;
- break;
- }
+ /* continue to disable core even if IPC fails */
+ if (tplg_ops->widget_free)
+ err = tplg_ops->widget_free(sdev, swidget);
- ret = sof_ipc_tx_message(sdev->ipc, ipc_free.hdr.cmd, &ipc_free, sizeof(ipc_free),
- &reply, sizeof(reply));
+ /*
+ * disable widget core. continue to route setup status and complete flag
+ * even if this fails and return the appropriate error
+ */
+ ret = snd_sof_dsp_core_put(sdev, swidget->core);
if (ret < 0) {
- dev_err(sdev->dev, "error: failed to free widget %s\n", swidget->widget->name);
- swidget->use_count++;
- return ret;
+ dev_err(sdev->dev, "error: failed to disable target core: %d for widget %s\n",
+ swidget->core, swidget->widget->name);
+ if (!err)
+ err = ret;
}
/* reset route setup status for all routes that contain this widget */
sof_reset_route_setup_status(sdev, swidget);
swidget->complete = 0;
- dev_dbg(sdev->dev, "widget %s freed\n", swidget->widget->name);
- return 0;
+ /*
+ * free the scheduler widget (same as pipe_widget) associated with the current swidget.
+ * skip for static pipelines
+ */
+ if (swidget->dynamic_pipeline_widget && swidget->id != snd_soc_dapm_scheduler) {
+ ret = sof_widget_free(sdev, swidget->pipe_widget);
+ if (ret < 0 && !err)
+ err = ret;
+ }
+
+ if (!err)
+ dev_dbg(sdev->dev, "widget %s freed\n", swidget->widget->name);
+
+ return err;
}
EXPORT_SYMBOL(sof_widget_free);
int sof_widget_setup(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget)
{
- struct sof_ipc_pipe_new *pipeline;
- struct sof_ipc_comp_reply r;
- struct sof_ipc_cmd_hdr *hdr;
- struct sof_ipc_comp *comp;
- struct snd_sof_dai *dai;
- size_t ipc_size;
+ const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
int ret;
/* skip if there is no private data */
@@ -162,58 +132,50 @@ int sof_widget_setup(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget)
if (++swidget->use_count > 1)
return 0;
- ret = sof_pipeline_core_enable(sdev, swidget);
- if (ret < 0) {
- dev_err(sdev->dev, "error: failed to enable target core: %d for widget %s\n",
- ret, swidget->widget->name);
- goto use_count_dec;
- }
-
- switch (swidget->id) {
- case snd_soc_dapm_dai_in:
- case snd_soc_dapm_dai_out:
- ipc_size = sizeof(struct sof_ipc_comp_dai) + sizeof(struct sof_ipc_comp_ext);
- comp = kzalloc(ipc_size, GFP_KERNEL);
- if (!comp)
- return -ENOMEM;
-
- dai = swidget->private;
- dai->configured = false;
- memcpy(comp, &dai->comp_dai, sizeof(struct sof_ipc_comp_dai));
-
- /* append extended data to the end of the component */
- memcpy((u8 *)comp + sizeof(struct sof_ipc_comp_dai), &swidget->comp_ext,
- sizeof(swidget->comp_ext));
-
- ret = sof_ipc_tx_message(sdev->ipc, comp->hdr.cmd, comp, ipc_size, &r, sizeof(r));
- kfree(comp);
- if (ret < 0) {
- dev_err(sdev->dev, "error: failed to load widget %s\n",
+ /*
+ * The scheduler widget for a pipeline is not part of the connected DAPM
+ * widget list and it needs to be set up before the widgets in the pipeline
+ * are set up. The use_count for the scheduler widget is incremented for every
+ * widget in a given pipeline to ensure that it is freed only after the last
+ * widget in the pipeline is freed. Skip setting up scheduler widget for static pipelines.
+ */
+ if (swidget->dynamic_pipeline_widget && swidget->id != snd_soc_dapm_scheduler) {
+ if (!swidget->pipe_widget) {
+ dev_err(sdev->dev, "No scheduler widget set for %s\n",
swidget->widget->name);
+ ret = -EINVAL;
goto use_count_dec;
}
- ret = sof_dai_config_setup(sdev, dai);
- if (ret < 0) {
- dev_err(sdev->dev, "error: failed to load dai config for DAI %s\n",
- swidget->widget->name);
- sof_widget_free(sdev, swidget);
- return ret;
- }
- break;
- case snd_soc_dapm_scheduler:
- pipeline = swidget->private;
- ret = sof_load_pipeline_ipc(sdev, pipeline, &r);
- break;
- default:
- hdr = swidget->private;
- ret = sof_ipc_tx_message(sdev->ipc, hdr->cmd, swidget->private, hdr->size,
- &r, sizeof(r));
- break;
+ ret = sof_widget_setup(sdev, swidget->pipe_widget);
+ if (ret < 0)
+ goto use_count_dec;
}
+
+ /* enable widget core */
+ ret = snd_sof_dsp_core_get(sdev, swidget->core);
if (ret < 0) {
- dev_err(sdev->dev, "error: failed to load widget %s\n", swidget->widget->name);
- goto use_count_dec;
+ dev_err(sdev->dev, "error: failed to enable target core for widget %s\n",
+ swidget->widget->name);
+ goto pipe_widget_free;
+ }
+
+ /* setup widget in the DSP */
+ if (tplg_ops->widget_setup) {
+ ret = tplg_ops->widget_setup(sdev, swidget);
+ if (ret < 0)
+ goto core_put;
+ }
+
+ /* send config for DAI components */
+ if (WIDGET_IS_DAI(swidget->id)) {
+ unsigned int flags = SOF_DAI_CONFIG_FLAGS_NONE;
+
+ if (tplg_ops->dai_config) {
+ ret = tplg_ops->dai_config(sdev, swidget, flags, NULL);
+ if (ret < 0)
+ goto widget_free;
+ }
}
/* restore kcontrols for widget */
@@ -221,62 +183,36 @@ int sof_widget_setup(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget)
if (ret < 0) {
dev_err(sdev->dev, "error: failed to restore kcontrols for widget %s\n",
swidget->widget->name);
- sof_widget_free(sdev, swidget);
- return ret;
+ goto widget_free;
}
dev_dbg(sdev->dev, "widget %s setup complete\n", swidget->widget->name);
return 0;
+widget_free:
+ /* widget use_count and core ref_count will both be decremented by sof_widget_free() */
+ sof_widget_free(sdev, swidget);
+core_put:
+ snd_sof_dsp_core_put(sdev, swidget->core);
+pipe_widget_free:
+ if (swidget->id != snd_soc_dapm_scheduler)
+ sof_widget_free(sdev, swidget->pipe_widget);
use_count_dec:
swidget->use_count--;
return ret;
}
EXPORT_SYMBOL(sof_widget_setup);
-static int sof_route_setup_ipc(struct snd_sof_dev *sdev, struct snd_sof_route *sroute)
-{
- struct sof_ipc_pipe_comp_connect *connect;
- struct sof_ipc_reply reply;
- int ret;
-
- /* skip if there's no private data */
- if (!sroute->private)
- return 0;
-
- /* nothing to do if route is already set up */
- if (sroute->setup)
- return 0;
-
- connect = sroute->private;
-
- dev_dbg(sdev->dev, "setting up route %s -> %s\n",
- sroute->src_widget->widget->name,
- sroute->sink_widget->widget->name);
-
- /* send ipc */
- ret = sof_ipc_tx_message(sdev->ipc,
- connect->hdr.cmd,
- connect, sizeof(*connect),
- &reply, sizeof(reply));
- if (ret < 0) {
- dev_err(sdev->dev, "%s: route setup failed %d\n", __func__, ret);
- return ret;
- }
-
- sroute->setup = true;
-
- return 0;
-}
-
-static int sof_route_setup(struct snd_sof_dev *sdev, struct snd_soc_dapm_widget *wsource,
- struct snd_soc_dapm_widget *wsink)
+int sof_route_setup(struct snd_sof_dev *sdev, struct snd_soc_dapm_widget *wsource,
+ struct snd_soc_dapm_widget *wsink)
{
+ const struct sof_ipc_tplg_ops *ipc_tplg_ops = sdev->ipc->ops->tplg;
struct snd_sof_widget *src_widget = wsource->dobj.private;
struct snd_sof_widget *sink_widget = wsink->dobj.private;
struct snd_sof_route *sroute;
bool route_found = false;
+ int ret;
/* ignore routes involving virtual widgets in topology */
switch (src_widget->id) {
@@ -310,7 +246,16 @@ static int sof_route_setup(struct snd_sof_dev *sdev, struct snd_soc_dapm_widget
return -EINVAL;
}
- return sof_route_setup_ipc(sdev, sroute);
+ /* nothing to do if route is already set up */
+ if (sroute->setup)
+ return 0;
+
+ ret = ipc_tplg_ops->route_setup(sdev, sroute);
+ if (ret < 0)
+ return ret;
+
+ sroute->setup = true;
+ return 0;
}
static int sof_setup_pipeline_connections(struct snd_sof_dev *sdev,
@@ -358,6 +303,7 @@ static int sof_setup_pipeline_connections(struct snd_sof_dev *sdev,
int sof_widget_list_setup(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, int dir)
{
+ const struct sof_ipc_tplg_ops *ipc_tplg_ops = sdev->ipc->ops->tplg;
struct snd_soc_dapm_widget_list *list = spcm->stream[dir].list;
struct snd_soc_dapm_widget *widget;
int i, ret, num_widgets;
@@ -369,36 +315,14 @@ int sof_widget_list_setup(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, in
/* set up widgets in the list */
for_each_dapm_widgets(list, num_widgets, widget) {
struct snd_sof_widget *swidget = widget->dobj.private;
- struct snd_sof_widget *pipe_widget;
if (!swidget)
continue;
- /*
- * The scheduler widget for a pipeline is not part of the connected DAPM
- * widget list and it needs to be set up before the widgets in the pipeline
- * are set up. The use_count for the scheduler widget is incremented for every
- * widget in a given pipeline to ensure that it is freed only after the last
- * widget in the pipeline is freed.
- */
- pipe_widget = swidget->pipe_widget;
- if (!pipe_widget) {
- dev_err(sdev->dev, "error: no pipeline widget found for %s\n",
- swidget->widget->name);
- ret = -EINVAL;
- goto widget_free;
- }
-
- ret = sof_widget_setup(sdev, pipe_widget);
- if (ret < 0)
- goto widget_free;
-
/* set up the widget */
ret = sof_widget_setup(sdev, swidget);
- if (ret < 0) {
- sof_widget_free(sdev, pipe_widget);
+ if (ret < 0)
goto widget_free;
- }
}
/*
@@ -428,10 +352,12 @@ int sof_widget_list_setup(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, in
if (pipe_widget->complete)
continue;
- pipe_widget->complete = snd_sof_complete_pipeline(sdev, pipe_widget);
- if (pipe_widget->complete < 0) {
- ret = pipe_widget->complete;
- goto widget_free;
+ if (ipc_tplg_ops->pipeline_complete) {
+ pipe_widget->complete = ipc_tplg_ops->pipeline_complete(sdev, pipe_widget);
+ if (pipe_widget->complete < 0) {
+ ret = pipe_widget->complete;
+ goto widget_free;
+ }
}
}
@@ -449,7 +375,6 @@ widget_free:
break;
sof_widget_free(sdev, swidget);
- sof_widget_free(sdev, swidget->pipe_widget);
}
return ret;
@@ -483,10 +408,6 @@ int sof_widget_list_free(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, int
ret = sof_widget_free(sdev, swidget);
if (ret < 0)
ret1 = ret;
-
- ret = sof_widget_free(sdev, swidget->pipe_widget);
- if (ret < 0)
- ret1 = ret;
}
snd_soc_dapm_dai_free_widgets(&list);
@@ -577,123 +498,34 @@ int sof_set_hw_params_upon_resume(struct device *dev)
return snd_sof_dsp_hw_params_upon_resume(sdev);
}
-const struct sof_ipc_pipe_new *snd_sof_pipeline_find(struct snd_sof_dev *sdev,
- int pipeline_id)
+int sof_pcm_stream_free(struct snd_sof_dev *sdev, struct snd_pcm_substream *substream,
+ struct snd_sof_pcm *spcm, int dir, bool free_widget_list)
{
- const struct snd_sof_widget *swidget;
-
- list_for_each_entry(swidget, &sdev->widget_list, list)
- if (swidget->id == snd_soc_dapm_scheduler) {
- const struct sof_ipc_pipe_new *pipeline =
- swidget->private;
- if (pipeline->pipeline_id == pipeline_id)
- return pipeline;
- }
-
- return NULL;
-}
-
-int sof_set_up_pipelines(struct snd_sof_dev *sdev, bool verify)
-{
- struct snd_sof_widget *swidget;
- struct snd_sof_route *sroute;
+ const struct sof_ipc_pcm_ops *pcm_ops = sdev->ipc->ops->pcm;
int ret;
- /* restore pipeline components */
- list_for_each_entry_reverse(swidget, &sdev->widget_list, list) {
- /* only set up the widgets belonging to static pipelines */
- if (!verify && swidget->dynamic_pipeline_widget)
- continue;
-
- /* update DAI config. The IPC will be sent in sof_widget_setup() */
- if (WIDGET_IS_DAI(swidget->id)) {
- struct snd_sof_dai *dai = swidget->private;
- struct sof_ipc_dai_config *config;
-
- if (!dai || !dai->dai_config)
- continue;
-
- config = dai->dai_config;
- /*
- * The link DMA channel would be invalidated for running
- * streams but not for streams that were in the PAUSED
- * state during suspend. So invalidate it here before setting
- * the dai config in the DSP.
- */
- if (config->type == SOF_DAI_INTEL_HDA)
- config->hda.link_dma_ch = DMA_CHAN_INVALID;
- }
-
- ret = sof_widget_setup(sdev, swidget);
+ /* Send PCM_FREE IPC to reset pipeline */
+ if (pcm_ops->hw_free && spcm->prepared[substream->stream]) {
+ ret = pcm_ops->hw_free(sdev->component, substream);
if (ret < 0)
return ret;
}
- /* restore pipeline connections */
- list_for_each_entry(sroute, &sdev->route_list, list) {
-
- /* only set up routes belonging to static pipelines */
- if (!verify && (sroute->src_widget->dynamic_pipeline_widget ||
- sroute->sink_widget->dynamic_pipeline_widget))
- continue;
-
- ret = sof_route_setup_ipc(sdev, sroute);
- if (ret < 0) {
- dev_err(sdev->dev, "%s: restore pipeline connections failed\n", __func__);
- return ret;
- }
- }
+ spcm->prepared[substream->stream] = false;
- /* complete pipeline */
- list_for_each_entry(swidget, &sdev->widget_list, list) {
- switch (swidget->id) {
- case snd_soc_dapm_scheduler:
- /* only complete static pipelines */
- if (!verify && swidget->dynamic_pipeline_widget)
- continue;
-
- swidget->complete =
- snd_sof_complete_pipeline(sdev, swidget);
- break;
- default:
- break;
- }
- }
-
- return 0;
-}
-
-/*
- * This function doesn't free widgets during suspend. It only resets the set up status for all
- * routes and use_count for all widgets.
- */
-int sof_tear_down_pipelines(struct snd_sof_dev *sdev, bool verify)
-{
- struct snd_sof_widget *swidget;
- struct snd_sof_route *sroute;
- int ret;
-
- /*
- * This function is called during suspend and for one-time topology verification during
- * first boot. In both cases, there is no need to protect swidget->use_count and
- * sroute->setup because during suspend all streams are suspended and during topology
- * loading the sound card unavailable to open PCMs.
- */
- list_for_each_entry_reverse(swidget, &sdev->widget_list, list) {
- if (!verify) {
- swidget->use_count = 0;
- continue;
- }
+ /* stop the DMA */
+ ret = snd_sof_pcm_platform_hw_free(sdev, substream);
+ if (ret < 0)
+ return ret;
- ret = sof_widget_free(sdev, swidget);
+ /* free widget list */
+ if (free_widget_list) {
+ ret = sof_widget_list_free(sdev, spcm, dir);
if (ret < 0)
- return ret;
+ dev_err(sdev->dev, "failed to free widgets during suspend\n");
}
- list_for_each_entry(sroute, &sdev->route_list, list)
- sroute->setup = false;
-
- return 0;
+ return ret;
}
/*
@@ -745,20 +577,6 @@ struct snd_sof_pcm *snd_sof_find_spcm_comp(struct snd_soc_component *scomp,
return NULL;
}
-struct snd_sof_pcm *snd_sof_find_spcm_pcm_id(struct snd_soc_component *scomp,
- unsigned int pcm_id)
-{
- struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
- struct snd_sof_pcm *spcm;
-
- list_for_each_entry(spcm, &sdev->pcm_list, list) {
- if (le32_to_cpu(spcm->pcm.pcm_id) == pcm_id)
- return spcm;
- }
-
- return NULL;
-}
-
struct snd_sof_widget *snd_sof_find_swidget(struct snd_soc_component *scomp,
const char *name)
{
@@ -810,39 +628,23 @@ struct snd_sof_dai *snd_sof_find_dai(struct snd_soc_component *scomp,
return NULL;
}
-#define SOF_DAI_CLK_INTEL_SSP_MCLK 0
-#define SOF_DAI_CLK_INTEL_SSP_BCLK 1
-
static int sof_dai_get_clk(struct snd_soc_pcm_runtime *rtd, int clk_type)
{
struct snd_soc_component *component =
snd_soc_rtdcom_lookup(rtd, SOF_AUDIO_PCM_DRV_NAME);
struct snd_sof_dai *dai =
snd_sof_find_dai(component, (char *)rtd->dai_link->name);
+ struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
+ const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
/* use the tplg configured mclk if existed */
- if (!dai || !dai->dai_config)
+ if (!dai)
return 0;
- switch (dai->dai_config->type) {
- case SOF_DAI_INTEL_SSP:
- switch (clk_type) {
- case SOF_DAI_CLK_INTEL_SSP_MCLK:
- return dai->dai_config->ssp.mclk_rate;
- case SOF_DAI_CLK_INTEL_SSP_BCLK:
- return dai->dai_config->ssp.bclk_rate;
- default:
- dev_err(rtd->dev, "fail to get SSP clk %d rate\n",
- clk_type);
- return -EINVAL;
- }
- break;
- default:
- /* not yet implemented for platforms other than the above */
- dev_err(rtd->dev, "DAI type %d not supported yet!\n",
- dai->dai_config->type);
- return -EINVAL;
- }
+ if (tplg_ops->dai_get_clk)
+ return tplg_ops->dai_get_clk(sdev, dai, clk_type);
+
+ return 0;
}
/*
@@ -877,9 +679,10 @@ int sof_machine_check(struct snd_sof_dev *sdev)
if (!IS_ENABLED(CONFIG_SND_SOC_SOF_FORCE_NOCODEC_MODE)) {
/* find machine */
- snd_sof_machine_select(sdev);
- if (sof_pdata->machine) {
- snd_sof_set_mach_params(sof_pdata->machine, sdev);
+ mach = snd_sof_machine_select(sdev);
+ if (mach) {
+ sof_pdata->machine = mach;
+ snd_sof_set_mach_params(mach, sdev);
return 0;
}
@@ -901,7 +704,7 @@ int sof_machine_check(struct snd_sof_dev *sdev)
sof_pdata->tplg_filename = desc->nocodec_tplg_filename;
sof_pdata->machine = mach;
- snd_sof_set_mach_params(sof_pdata->machine, sdev);
+ snd_sof_set_mach_params(mach, sdev);
return 0;
}