1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2023 Marvell. 3 */ 4 5 #include <stdlib.h> 6 #include <string.h> 7 8 #include <cmdline_parse.h> 9 #include <cmdline_parse_num.h> 10 #include <cmdline_parse_string.h> 11 #include <cmdline_socket.h> 12 #include <rte_ethdev.h> 13 14 #include "ethdev_rx_priv.h" 15 #include "module_api.h" 16 17 static const char 18 cmd_ethdev_rx_help[] = "ethdev_rx map port <ethdev_name> queue <q_num> core <core_id>"; 19 20 static struct lcore_params lcore_params_array[ETHDEV_RX_LCORE_PARAMS_MAX]; 21 struct rte_node_ethdev_config ethdev_conf[RTE_MAX_ETHPORTS]; 22 struct lcore_params *lcore_params = lcore_params_array; 23 struct lcore_conf lcore_conf[RTE_MAX_LCORE]; 24 uint16_t nb_lcore_params; 25 26 static void 27 rx_map_configure(uint8_t port_id, uint32_t queue, uint32_t core) 28 { 29 uint8_t n_rx_queue; 30 31 n_rx_queue = lcore_conf[core].n_rx_queue; 32 lcore_conf[core].rx_queue_list[n_rx_queue].port_id = port_id; 33 lcore_conf[core].rx_queue_list[n_rx_queue].queue_id = queue; 34 lcore_conf[core].n_rx_queue++; 35 } 36 37 uint8_t 38 ethdev_rx_num_rx_queues_get(uint16_t port) 39 { 40 int queue = -1; 41 uint16_t i; 42 43 for (i = 0; i < nb_lcore_params; ++i) { 44 if (lcore_params[i].port_id == port) { 45 if (lcore_params[i].queue_id == queue + 1) 46 queue = lcore_params[i].queue_id; 47 else 48 rte_exit(EXIT_FAILURE, 49 "Queue ids of the port %d must be" 50 " in sequence and must start with 0\n", 51 lcore_params[i].port_id); 52 } 53 } 54 55 return (uint8_t)(++queue); 56 } 57 58 static int 59 ethdev_rx_map_add(char *name, uint32_t queue, uint32_t core) 60 { 61 uint64_t coremask; 62 uint16_t port_id; 63 int rc; 64 65 if (nb_lcore_params >= ETHDEV_RX_LCORE_PARAMS_MAX) 66 return -EINVAL; 67 68 rc = rte_eth_dev_get_port_by_name(name, &port_id); 69 if (rc) 70 return -EINVAL; 71 72 coremask = graph_coremask_get(); 73 74 if (!(coremask & (1 << core))) 75 return -EINVAL; 76 77 rx_map_configure(port_id, queue, core); 78 79 lcore_params_array[nb_lcore_params].port_id = port_id; 80 lcore_params_array[nb_lcore_params].queue_id = queue; 81 lcore_params_array[nb_lcore_params].lcore_id = core; 82 nb_lcore_params++; 83 return 0; 84 } 85 86 void 87 cmd_help_ethdev_rx_parsed(__rte_unused void *parsed_result, __rte_unused struct cmdline *cl, 88 __rte_unused void *data) 89 { 90 size_t len; 91 92 len = strlen(conn->msg_out); 93 conn->msg_out += len; 94 snprintf(conn->msg_out, conn->msg_out_len_max, "\n%s\n%s\n", 95 "---------------------------- ethdev_rx command help ----------------------------", 96 cmd_ethdev_rx_help); 97 98 len = strlen(conn->msg_out); 99 conn->msg_out_len_max -= len; 100 } 101 102 void 103 cmd_ethdev_rx_map_port_parsed(void *parsed_result, __rte_unused struct cmdline *cl, 104 void *data __rte_unused) 105 { 106 struct cmd_ethdev_rx_map_port_result *res = parsed_result; 107 int rc = -EINVAL; 108 109 rc = ethdev_rx_map_add(res->dev, res->qid, res->core_id); 110 if (rc < 0) { 111 cli_exit(); 112 printf(MSG_CMD_FAIL, res->ethdev_rx); 113 rte_exit(EXIT_FAILURE, "input core is Invalid\n"); 114 } 115 116 } 117