@@ -731,6 +731,7 @@ static int apm_probe(gpr_device_t *gdev)
apm->gdev = gdev;
init_waitqueue_head(&apm->wait);
+ INIT_LIST_HEAD(&apm->widget_list);
idr_init(&apm->graph_idr);
idr_init(&apm->graph_info_idr);
idr_init(&apm->sub_graphs_idr);
@@ -58,6 +58,7 @@ struct q6apm {
struct mutex lock;
uint32_t state;
+ struct list_head widget_list;
struct idr graph_idr;
struct idr graph_info_idr;
struct idr sub_graphs_idr;
@@ -16,7 +16,11 @@
#include "audioreach.h"
struct snd_ar_control {
+ u32 graph_id; /* Graph ID */
u32 sgid; /* Sub Graph ID */
+ u32 module_instance_id; /* Connected Module Instance ID */
+ struct snd_soc_dapm_widget *w;
+ struct list_head node;
struct snd_soc_component *scomp;
};
@@ -692,6 +696,7 @@ static int audioreach_widget_load_mixer(struct snd_soc_component *component,
struct snd_soc_tplg_vendor_value_elem *w_elem;
struct snd_soc_tplg_vendor_array *w_array;
struct snd_ar_control *scontrol;
+ struct q6apm *data = dev_get_drvdata(component->dev);
struct snd_soc_dobj *dobj;
int tkn_count = 0;
@@ -711,6 +716,9 @@ static int audioreach_widget_load_mixer(struct snd_soc_component *component,
case AR_TKN_U32_SUB_GRAPH_INSTANCE_ID:
scontrol->sgid = le32_to_cpu(w_elem->value);
break;
+ case AR_TKN_DAI_INDEX:
+ scontrol->graph_id = le32_to_cpu(w_elem->value);
+ break;
default: /* ignore other tokens */
break;
}
@@ -718,6 +726,9 @@ static int audioreach_widget_load_mixer(struct snd_soc_component *component,
w_elem++;
}
+ scontrol->w = w;
+ list_add_tail(&scontrol->node, &data->widget_list);
+
return 0;
}
@@ -819,7 +830,10 @@ static int audioreach_widget_unload(struct snd_soc_component *scomp,
if (w->id == snd_soc_dapm_mixer) {
/* virtual widget */
- kfree(dobj->private);
+ struct snd_ar_control *scontrol = dobj->private;
+
+ list_del(&scontrol->node);
+ kfree(scontrol);
return 0;
}
@@ -998,6 +1012,9 @@ static int audioreach_control_load_mix(struct snd_soc_component *scomp,
case AR_TKN_U32_SUB_GRAPH_INSTANCE_ID:
scontrol->sgid = le32_to_cpu(c_elem->value);
break;
+ case AR_TKN_DAI_INDEX:
+ scontrol->graph_id = le32_to_cpu(c_elem->value);
+ break;
default:
/* Ignore other tokens */
break;
Update kcontrol private date to include more information like graph id and module instance id which its connected to. Also maintain this virtual dapm mixer widget in a list so that we could lookup while FE and BE connection are added. Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> --- sound/soc/qcom/qdsp6/q6apm.c | 1 + sound/soc/qcom/qdsp6/q6apm.h | 1 + sound/soc/qcom/qdsp6/topology.c | 19 ++++++++++++++++++- 3 files changed, 20 insertions(+), 1 deletion(-)