net/cnxk: support telemetry

Add telemetry endpoints to ethdev.

Signed-off-by: Gowrishankar Muthukrishnan <gmuthukrishn@marvell.com>
Reviewed-by: Harman Kalra <hkalra@marvell.com>
Acked-by: Jerin Jacob <jerinj@marvell.com>

diff --git a/drivers/net/cnxk/cnxk_ethdev_telemetry.c b/drivers/net/cnxk/cnxk_ethdev_telemetry.c
new file mode 100644 (file)
index 0000000..83bc658
--- /dev/null
+++ b/drivers/net/cnxk/cnxk_ethdev_telemetry.c
@@ -0,0 +1,93 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(C) 2021 Marvell International Ltd.
+ */
+
+#include <rte_telemetry.h>
+
+#include "cnxk_ethdev.h"
+
+/* Macro to count no of words in eth_info_s size */
+#define ETH_INFO_SZ                                                            \
+       (RTE_ALIGN_CEIL(sizeof(struct eth_info_s), sizeof(uint64_t)) /         \
+        sizeof(uint64_t))
+#define MACADDR_LEN 18
+
+static int
+ethdev_tel_handle_info(const char *cmd __rte_unused,
+                      const char *params __rte_unused, struct rte_tel_data *d)
+{
+       struct rte_eth_dev *eth_dev;
+       struct rte_tel_data *i_data;
+       struct cnxk_eth_dev *dev;
+       union eth_info_u {
+               struct eth_info_s {
+                       /** PF/VF information */
+                       uint16_t pf_func;
+                       uint8_t max_mac_entries;
+                       bool dmac_filter_ena;
+                       uint8_t dmac_filter_count;
+                       uint8_t ptype_disable;
+                       bool scalar_ena;
+                       bool ptp_ena;
+                       /* Platform specific offload flags */
+                       uint16_t rx_offload_flags;
+                       uint16_t tx_offload_flags;
+               } info;
+               uint64_t val[ETH_INFO_SZ];
+       } eth_info;
+       struct eth_info_s *info;
+       unsigned int i, j = 0;
+       int n_ports;
+
+       n_ports = rte_eth_dev_count_avail();
+       if (!n_ports) {
+               plt_err("No active ethernet ports found.");
+               return -1;
+       }
+
+       rte_tel_data_start_dict(d);
+       rte_tel_data_add_dict_int(d, "n_ports", n_ports);
+
+       i_data = rte_tel_data_alloc();
+       rte_tel_data_start_array(i_data, RTE_TEL_U64_VAL);
+
+       for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
+               /* Skip if port is unused */
+               if (!rte_eth_dev_is_valid_port(i))
+                       continue;
+
+               eth_dev = &rte_eth_devices[i];
+               if (eth_dev) {
+                       memset(&eth_info, 0, sizeof(eth_info));
+                       info = &eth_info.info;
+                       dev = cnxk_eth_pmd_priv(eth_dev);
+                       if (dev) {
+                               info->pf_func = roc_nix_get_pf_func(&dev->nix);
+                               info->max_mac_entries = dev->max_mac_entries;
+                               info->dmac_filter_ena = dev->dmac_filter_enable;
+                               info->dmac_filter_count =
+                                       dev->dmac_filter_count;
+                               info->ptype_disable = dev->ptype_disable;
+                               info->scalar_ena = dev->scalar_ena;
+                               info->ptp_ena = dev->ptp_en;
+                               info->rx_offload_flags = dev->rx_offload_flags;
+                               info->tx_offload_flags = dev->tx_offload_flags;
+                       }
+
+                       for (j = 0; j < ETH_INFO_SZ; j++)
+                               rte_tel_data_add_array_u64(i_data,
+                                                          eth_info.val[j]);
+
+                       j++;
+               }
+       }
+
+       rte_tel_data_add_dict_container(d, "info", i_data, 0);
+       return 0;
+}
+
+RTE_INIT(cnxk_ethdev_init_telemetry)
+{
+       rte_telemetry_register_cmd("/cnxk/ethdev/info", ethdev_tel_handle_info,
+                                  "Returns ethdev device information");
+}

diff --git a/drivers/net/cnxk/meson.build b/drivers/net/cnxk/meson.build
index 5dac078..7648ff5 100644 (file)
--- a/drivers/net/cnxk/meson.build
+++ b/drivers/net/cnxk/meson.build
@@ -14,6 +14,7 @@ sources = files(
         'cnxk_ethdev_mtr.c',
         'cnxk_ethdev_ops.c',
         'cnxk_ethdev_sec.c',
+        'cnxk_ethdev_telemetry.c',
         'cnxk_link.c',
         'cnxk_lookup.c',
         'cnxk_ptp.c',