Function edma_init_service

dpdk/lib/eventdev/rte_event_dma_adapter.c:860–907

}

static int
edma_init_service(struct event_dma_adapter *adapter, uint8_t id)
{
	struct rte_event_dma_adapter_conf adapter_conf;
	struct rte_service_spec service;
	uint32_t impl_rel;
	int ret;

	if (adapter->service_initialized)
		return 0;

	memset(&service, 0, sizeof(service));
	snprintf(service.name, DMA_ADAPTER_NAME_LEN, "rte_event_dma_adapter_%d", id);
	service.socket_id = adapter->socket_id;
	service.callback = edma_service_func;
	service.callback_userdata = adapter;

	/* Service function handles locking for queue add/del updates */
	service.capabilities = RTE_SERVICE_CAP_MT_SAFE;
	ret = rte_service_component_register(&service, &adapter->service_id);
	if (ret) {
		RTE_EDEV_LOG_ERR("failed to register service %s err = %" PRId32, service.name, ret);
		return ret;
	}

	ret = adapter->conf_cb(id, adapter->eventdev_id, &adapter_conf, adapter->conf_arg);
	if (ret) {
		RTE_EDEV_LOG_ERR("configuration callback failed err = %" PRId32, ret);
		return ret;
	}

	adapter->max_nb = adapter_conf.max_nb;
	adapter->event_port_id = adapter_conf.event_port_id;

	if (rte_event_port_attr_get(adapter->eventdev_id, adapter->event_port_id,
				    RTE_EVENT_PORT_ATTR_IMPLICIT_RELEASE_DISABLE, &impl_rel)) {
		RTE_EDEV_LOG_ERR("Failed to get port info for eventdev %" PRId32,
				 adapter->eventdev_id);
		edma_circular_buffer_free(&adapter->ebuf);
		rte_free(adapter);
		return -EINVAL;
	}

	adapter->implicit_release_disabled = (uint8_t)impl_rel;
	adapter->service_initialized = 1;

	return ret;
}

static void
edma_update_vchanq_info(struct event_dma_adapter *adapter, struct dma_device_info *dev_info,