diff --git a/src/include/ipc4/header.h b/src/include/ipc4/header.h
index a9bb5676e71f..643ded46050a 100644
--- a/src/include/ipc4/header.h
+++ b/src/include/ipc4/header.h
@@ -173,8 +173,9 @@ struct ipc4_message_reply {
 	} extension;
 } __attribute((packed, aligned(4)));
 
-#define SOF_IPC4_SWITCH_CONTROL_PARAM_ID 200
-#define SOF_IPC4_ENUM_CONTROL_PARAM_ID  201
+#define SOF_IPC4_SWITCH_CONTROL_PARAM_ID	200
+#define SOF_IPC4_ENUM_CONTROL_PARAM_ID		201
+#define SOF_IPC4_BYTES_CONTROL_PARAM_ID		202
 #define SOF_IPC4_NOTIFY_MODULE_EVENTID_ALSA_MAGIC_VAL ((uint32_t)(0xA15A << 16))
 
 /**
@@ -190,15 +191,19 @@ struct sof_ipc4_ctrl_value_chan {
 /**
  * struct sof_ipc4_control_msg_payload - IPC payload for kcontrol parameters
  * @id: unique id of the control
- * @num_elems: Number of elememnts in the chanv array
+ * @num_elems: Number of elements in the chanv array or number of bytes in data
  * @reserved: reserved for future use, must be set to 0
  * @chanv: channel ID and value array
+ * @data: binary payload
  */
 struct sof_ipc4_control_msg_payload {
 	uint16_t id;
 	uint16_t num_elems;
 	uint32_t reserved[4];
-	struct sof_ipc4_ctrl_value_chan chanv[];
+	union {
+		struct sof_ipc4_ctrl_value_chan chanv[0];
+		uint8_t data[0];
+	};
 } __attribute((packed, aligned(4)));
 
 /**
diff --git a/src/ipc/ipc4/handler.c b/src/ipc/ipc4/handler.c
index b2ddb3c3f742..3eea8f623081 100644
--- a/src/ipc/ipc4/handler.c
+++ b/src/ipc/ipc4/handler.c
@@ -996,6 +996,36 @@ static int ipc4_set_get_config_module_instance(struct ipc4_message_request *ipc4
 	return ret;
 }
 
+__cold static void ipc4_prepare_for_kcontrol_get(struct comp_dev *dev, uint8_t param_id,
+						 char *data_out, uint32_t data_size)
+{
+	const char *hostbox;
+
+#if CONFIG_LIBRARY
+	hostbox = (const char *)ipc_get()->comp_data + sizeof(struct ipc4_module_large_config);
+#else
+	hostbox = (const char *)MAILBOX_HOSTBOX_BASE;
+#endif
+
+	assert_can_be_cold();
+
+	switch (param_id) {
+	case SOF_IPC4_SWITCH_CONTROL_PARAM_ID:
+	case SOF_IPC4_ENUM_CONTROL_PARAM_ID:
+	case SOF_IPC4_BYTES_CONTROL_PARAM_ID:
+		/* We have payload in hostbox */
+		dcache_invalidate_region((__sparse_force void __sparse_cache *)MAILBOX_HOSTBOX_BASE,
+					 data_size);
+
+		/* Copy the control payload header from inbox to outbox */
+		memcpy_s(data_out, data_size, hostbox,
+			 sizeof(struct sof_ipc4_control_msg_payload));
+		break;
+	default:
+		break;
+	}
+}
+
 __cold static int  ipc4_get_vendor_config_module_instance(struct comp_dev *dev,
 						   const struct comp_driver *drv,
 						   bool init_block,
@@ -1154,6 +1184,9 @@ __cold static int ipc4_get_large_config_module_instance(struct ipc4_message_requ
 #if CONFIG_LIBRARY
 		data += sizeof(reply);
 #endif
+		ipc4_prepare_for_kcontrol_get(dev, config.extension.r.large_param_id,
+					      data, data_offset);
+
 		ret = drv->ops.get_large_config(dev, config.extension.r.large_param_id,
 						config.extension.r.init_block,
 						config.extension.r.final_block,