312 	struct qcom_rproc_subdev *smd = to_smd_subdev(subdev);  in smd_subdev_start()  local
314 	smd->edge = qcom_smd_register_edge(smd->dev, smd->node);  in smd_subdev_start()
316 	return PTR_ERR_OR_ZERO(smd->edge);  in smd_subdev_start()
321 	struct qcom_rproc_subdev *smd = to_smd_subdev(subdev);  in smd_subdev_stop()  local
323 	qcom_smd_unregister_edge(smd->edge);  in smd_subdev_stop()
324 	smd->edge = NULL;  in smd_subdev_stop()
328  * qcom_add_smd_subdev() - try to add a SMD subdevice to rproc
330  * @smd:	reference to a Qualcomm subdev context
332 void qcom_add_smd_subdev(struct rproc *rproc, struct qcom_rproc_subdev *smd)  in qcom_add_smd_subdev()  argument
336 	smd->node = of_get_child_by_name(dev->parent->of_node, "smd-edge");  in qcom_add_smd_subdev()
337 	if (!smd->node)  in qcom_add_smd_subdev()
340 	smd->dev = dev;  in qcom_add_smd_subdev()
341 	smd->subdev.start = smd_subdev_start;  in qcom_add_smd_subdev()
342 	smd->subdev.stop = smd_subdev_stop;  in qcom_add_smd_subdev()
344 	rproc_add_subdev(rproc, &smd->subdev);  in qcom_add_smd_subdev()
349  * qcom_remove_smd_subdev() - remove the smd subdevice from rproc
351  * @smd:	the SMD subdevice to remove
353 void qcom_remove_smd_subdev(struct rproc *rproc, struct qcom_rproc_subdev *smd)  in qcom_remove_smd_subdev()  argument
355 	if (!smd->node)  in qcom_remove_smd_subdev()
358 	rproc_remove_subdev(rproc, &smd->subdev);  in qcom_remove_smd_subdev()
359 	of_node_put(smd->node);  in qcom_remove_smd_subdev()