drivers/net/cnxk/cnxk_ethdev_telemetry.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(C) 2021 Marvell International Ltd.
   3  */
   4
   5 #include <rte_telemetry.h>
   6
   7 #include "cnxk_ethdev.h"
   8
   9 /* Macro to count no of words in eth_info_s size */
  10 #define ETH_INFO_SZ                                                            \
  11         (RTE_ALIGN_CEIL(sizeof(struct eth_info_s), sizeof(uint64_t)) /         \
  12          sizeof(uint64_t))
  13 #define MACADDR_LEN 18
  14
  15 static int
  16 ethdev_tel_handle_info(const char *cmd __rte_unused,
  17                        const char *params __rte_unused, struct rte_tel_data *d)
  18 {
  19         struct rte_eth_dev *eth_dev;
  20         struct rte_tel_data *i_data;
  21         struct cnxk_eth_dev *dev;
  22         union eth_info_u {
  23                 struct eth_info_s {
  24                         /** PF/VF information */
  25                         uint16_t pf_func;
  26                         uint16_t inl_dev_pf_func;
  27                         uint8_t max_mac_entries;
  28                         bool dmac_filter_ena;
  29                         uint8_t dmac_filter_count;
  30                         uint8_t ptype_disable;
  31                         bool scalar_ena;
  32                         bool ptp_ena;
  33                         /* Platform specific offload flags */
  34                         uint16_t rx_offload_flags;
  35                         uint16_t tx_offload_flags;
  36                 } info;
  37                 uint64_t val[ETH_INFO_SZ];
  38         } eth_info;
  39         struct eth_info_s *info;
  40         unsigned int i, j = 0;
  41         int n_ports;
  42
  43         n_ports = rte_eth_dev_count_avail();
  44         if (!n_ports) {
  45                 plt_err("No active ethernet ports found.");
  46                 return -1;
  47         }
  48
  49         rte_tel_data_start_dict(d);
  50         rte_tel_data_add_dict_int(d, "n_ports", n_ports);
  51
  52         i_data = rte_tel_data_alloc();
  53         if (i_data == NULL)
  54                 return -ENOMEM;
  55         rte_tel_data_start_array(i_data, RTE_TEL_U64_VAL);
  56
  57         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
  58                 /* Skip if port is unused */
  59                 if (!rte_eth_dev_is_valid_port(i))
  60                         continue;
  61
  62                 eth_dev = &rte_eth_devices[i];
  63                 if (eth_dev) {
  64                         memset(&eth_info, 0, sizeof(eth_info));
  65                         info = &eth_info.info;
  66                         dev = cnxk_eth_pmd_priv(eth_dev);
  67                         if (dev) {
  68                                 info->inl_dev_pf_func =
  69                                         roc_nix_inl_dev_pffunc_get();
  70                                 info->pf_func = roc_nix_get_pf_func(&dev->nix);
  71                                 info->max_mac_entries = dev->max_mac_entries;
  72                                 info->dmac_filter_ena = dev->dmac_filter_enable;
  73                                 info->dmac_filter_count =
  74                                         dev->dmac_filter_count;
  75                                 info->ptype_disable = dev->ptype_disable;
  76                                 info->scalar_ena = dev->scalar_ena;
  77                                 info->ptp_ena = dev->ptp_en;
  78                                 info->rx_offload_flags = dev->rx_offload_flags;
  79                                 info->tx_offload_flags = dev->tx_offload_flags;
  80                         }
  81
  82                         for (j = 0; j < ETH_INFO_SZ; j++)
  83                                 rte_tel_data_add_array_u64(i_data,
  84                                                            eth_info.val[j]);
  85
  86                         j++;
  87                 }
  88         }
  89
  90         rte_tel_data_add_dict_container(d, "info", i_data, 0);
  91         return 0;
  92 }
  93
  94 RTE_INIT(cnxk_ethdev_init_telemetry)
  95 {
  96         rte_telemetry_register_cmd("/cnxk/ethdev/info", ethdev_tel_handle_info,
  97                                    "Returns ethdev device information");
  98 }