diff mbox series

[v2,29/41] net/mlx5: added stats support

Message ID 20211007184350.73858-30-srikanth.k@oneconvergence.com (mailing list archive)
State New
Delegated to: Raslan Darawsheh
Headers show
Series add MLX5 FreeBSD support | expand

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

Srikanth Kaka Oct. 7, 2021, 6:43 p.m. UTC
Initialize device stats and fetch them using sysctl.

Signed-off-by: Srikanth Kaka <srikanth.k@oneconvergence.com>
Signed-off-by: Vag Singh <vag.singh@oneconvergence.com>
Signed-off-by: Anand Thulasiram <avelu@juniper.net>
---
 drivers/net/mlx5/freebsd/mlx5_ethdev_os.c | 217 ++++++++++++++++++++++
 1 file changed, 217 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/mlx5/freebsd/mlx5_ethdev_os.c b/drivers/net/mlx5/freebsd/mlx5_ethdev_os.c
index db16027244..a6e28ea4bb 100644
--- a/drivers/net/mlx5/freebsd/mlx5_ethdev_os.c
+++ b/drivers/net/mlx5/freebsd/mlx5_ethdev_os.c
@@ -6,6 +6,7 @@ 
 #include <stdio.h>
 #include <stdint.h>
 #include <net/if_media.h>
+#include <sys/sysctl.h>
 #include <sys/ioctl.h>
 #include <time.h>
 
@@ -18,6 +19,8 @@ 
 
 #include "mlx5.h"
 
+static unsigned int xstats_n;
+
 /**
  * Get interface name from private structure.
  *
@@ -721,6 +724,220 @@  int mlx5_get_module_eeprom(struct rte_eth_dev *dev,
 	return -ENOTSUP;
 }
 
+/**
+ * Read device counters table.
+ *
+ * @param dev
+ *   Pointer to Ethernet device.
+ * @param[in] pf
+ *   PF index in case of bonding device, -1 otherwise
+ * @param[out] stats
+ *   Counters table output buffer.
+ */
+static void
+_mlx5_os_read_dev_counters(struct rte_eth_dev *dev, uint64_t *stats)
+{
+	struct mlx5_priv *priv = dev->data->dev_private;
+	struct mlx5_xstats_ctrl *xstats_ctrl = &priv->xstats_ctrl;
+	char stat_key[RTE_ETH_XSTATS_NAME_SIZE + 16];
+	unsigned int i;
+	size_t len = sizeof(uint64_t);
+	uint64_t val;
+	int ibvindex, ret;
+
+	ibvindex = mlx5_get_ibvindex(priv->sh->ibdev_path);
+
+	for (i = 0; i != xstats_ctrl->mlx5_stats_n; ++i) {
+		snprintf(stat_key, sizeof(stat_key), "dev.mce.%d.%s",
+			 ibvindex, xstats_ctrl->info[i].ctr_name);
+		ret = sysctlbyname(stat_key, &val, &len, NULL, 0);
+		if (ret == -1) {
+			DRV_LOG(WARNING, "port %u failed to get statistics: %s",
+				dev->data->port_id, strerror(errno));
+			continue;
+		}
+		stats[i] += val;
+	}
+}
+
+/**
+ * Read device counters.
+ *
+ * @param dev
+ *   Pointer to Ethernet device.
+ * @param[out] stats
+ *   Counters table output buffer.
+ */
+int
+mlx5_os_read_dev_counters(struct rte_eth_dev *dev, uint64_t *stats)
+{
+	struct mlx5_priv *priv = dev->data->dev_private;
+	struct mlx5_xstats_ctrl *xstats_ctrl = &priv->xstats_ctrl;
+	int i;
+
+	memset(stats, 0, sizeof(*stats) * xstats_ctrl->mlx5_stats_n);
+	_mlx5_os_read_dev_counters(dev, stats);
+	/* Read IB counters. */
+	for (i = 0; i != xstats_ctrl->mlx5_stats_n; ++i) {
+		if (!xstats_ctrl->info[i].dev)
+			continue;
+		xstats_ctrl->xstats[i] = stats[i];
+	}
+	return 0;
+}
+
+/**
+ * Query the number of statistics.
+ *
+ * @param dev
+ *   Pointer to Ethernet device.
+ *
+ * @return
+ *   Number of statistics on success.
+ */
+int
+mlx5_os_get_stats_n(struct rte_eth_dev *dev)
+{
+	RTE_SET_USED(dev);
+	return xstats_n;
+}
+
+static const struct mlx5_counter_ctrl mlx5_counters_init[] = {
+	{
+		.dpdk_name = "rx_port_unicast_bytes",
+		.ctr_name = "vstats.rx_unicast_bytes",
+	},
+	{
+		.dpdk_name = "rx_port_multicast_bytes",
+		.ctr_name = "vstats.rx_multicast_bytes",
+	},
+	{
+		.dpdk_name = "rx_port_broadcast_bytes",
+		.ctr_name = "vstats.rx_broadcast_bytes",
+	},
+	{
+		.dpdk_name = "rx_port_unicast_packets",
+		.ctr_name = "vstats.rx_unicast_packets",
+	},
+	{
+		.dpdk_name = "rx_port_multicast_packets",
+		.ctr_name = "vstats.rx_multicast_packets",
+	},
+	{
+		.dpdk_name = "rx_port_broadcast_packets",
+		.ctr_name = "vstats.rx_broadcast_packets",
+	},
+	{
+		.dpdk_name = "tx_port_unicast_bytes",
+		.ctr_name = "vstats.tx_unicast_bytes",
+	},
+	{
+		.dpdk_name = "tx_port_multicast_bytes",
+		.ctr_name = "vstats.tx_multicast_bytes",
+	},
+	{
+		.dpdk_name = "tx_port_broadcast_bytes",
+		.ctr_name = "vstats.tx_broadcast_bytes",
+	},
+	{
+		.dpdk_name = "tx_port_unicast_packets",
+		.ctr_name = "vstats.tx_unicast_packets",
+	},
+	{
+		.dpdk_name = "tx_port_multicast_packets",
+		.ctr_name = "vstats.tx_multicast_packets",
+	},
+	{
+		.dpdk_name = "tx_port_broadcast_packets",
+		.ctr_name = "vstats.tx_broadcast_packets",
+	},
+	{
+		.dpdk_name = "rx_wqe_err",
+		.ctr_name = "vstats.rx_wqe_err",
+	},
+	{
+		.dpdk_name = "rx_crc_align_errors",
+		.ctr_name = "pstats.crc_align_errors",
+	},
+	{
+		.dpdk_name = "rx_in_range_len_errors",
+		.ctr_name = "pstats.in_range_len_errors",
+	},
+	{
+		.dpdk_name = "rx_symbol_err",
+		.ctr_name = "pstats.symbol_err",
+	},
+	{
+		.dpdk_name = "tx_errors_packets",
+		.ctr_name = "vstats.tx_error_packets",
+	},
+	{
+		.dpdk_name = "rx_out_of_buffer",
+		.ctr_name = "vstats.rx_out_of_buffer",
+	},
+	{
+		.dpdk_name = "lro_bytes",
+		.ctr_name = "vstats.lro_bytes",
+	},
+	{
+		.dpdk_name = "lro_packets",
+		.ctr_name = "vstats.lro_packets",
+	},
+	{
+		.dpdk_name = "tso_bytes",
+		.ctr_name = "vstats.tso_bytes",
+	},
+	{
+		.dpdk_name = "tso_packets",
+		.ctr_name = "vstats.tso_packets",
+	},
+	/* Representor only */
+	{
+		.dpdk_name = "rx_packets",
+		.ctr_name = "vstats.rx_packets",
+	},
+	{
+		.dpdk_name = "rx_bytes",
+		.ctr_name = "vstats.rx_bytes",
+	},
+	{
+		.dpdk_name = "tx_packets",
+		.ctr_name = "vstats.tx_packets",
+	},
+	{
+		.dpdk_name = "tx_bytes",
+		.ctr_name = "vstats.tx_bytes",
+	},
+};
+
+/**
+ * Init the structures to read device counters.
+ *
+ * @param dev
+ *   Pointer to Ethernet device.
+ */
+void
+mlx5_os_stats_init(struct rte_eth_dev *dev)
+{
+	struct mlx5_priv *priv = dev->data->dev_private;
+	struct mlx5_xstats_ctrl *xstats_ctrl = &priv->xstats_ctrl;
+	struct mlx5_stats_ctrl *stats_ctrl = &priv->stats_ctrl;
+	unsigned int i, idx;
+
+	xstats_n = RTE_DIM(mlx5_counters_init);
+	xstats_ctrl->mlx5_stats_n = 0;
+
+	for (i = 0; i != xstats_n; ++i) {
+		idx = xstats_ctrl->mlx5_stats_n++;
+
+		xstats_ctrl->dev_table_idx[idx] = i;
+		xstats_ctrl->info[idx] = mlx5_counters_init[i];
+	}
+	xstats_ctrl->stats_n = xstats_n;
+	mlx5_os_read_dev_counters(dev, xstats_ctrl->base);
+	stats_ctrl->imissed = 0;
+}
+
 /**
  * Get MAC address by querying netdevice.
  *