Function cmd_config_dcb_parsed

dpdk/app/test-pmd/cmdline.c:3111–3174

};

static void
cmd_config_dcb_parsed(void *parsed_result,
                        __rte_unused struct cmdline *cl,
                        __rte_unused void *data)
{
	struct cmd_config_dcb *res = parsed_result;
	struct rte_eth_dcb_info dcb_info;
	portid_t port_id = res->port_id;
	struct rte_port *port;
	uint8_t pfc_en;
	int ret;

	if (port_id_is_invalid(port_id, ENABLED_WARN))
		return;

	port = &ports[port_id];
	/** Check if the port is not started **/
	if (port->port_status != RTE_PORT_STOPPED) {
		fprintf(stderr, "Please stop port %d first\n", port_id);
		return;
	}

	if (res->num_tcs <= 1 || res->num_tcs > RTE_ETH_8_TCS) {
		fprintf(stderr,
			"The invalid number of traffic class, only 2~8 allowed.\n");
		return;
	}

	if (nb_fwd_lcores < res->num_tcs) {
		fprintf(stderr,
			"nb_cores shouldn't be less than number of TCs.\n");
		return;
	}

	/* Check whether the port supports the report of DCB info. */
	ret = rte_eth_dev_get_dcb_info(port_id, &dcb_info);
	if (ret == -ENOTSUP) {
		fprintf(stderr, "rte_eth_dev_get_dcb_info not supported.\n");
		return;
	}

	if (!strncmp(res->pfc_en, "on", 2))
		pfc_en = 1;
	else
		pfc_en = 0;

	/* DCB in VT mode */
	if (!strncmp(res->vt_en, "on", 2))
		ret = init_port_dcb_config(port_id, DCB_VT_ENABLED,
				(enum rte_eth_nb_tcs)res->num_tcs,
				pfc_en);
	else
		ret = init_port_dcb_config(port_id, DCB_ENABLED,
				(enum rte_eth_nb_tcs)res->num_tcs,
				pfc_en);
	if (ret != 0) {
		fprintf(stderr, "Cannot initialize network ports.\n");
		return;