X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;ds=inline;f=drivers%2Fnet%2Fmlx5%2Fmlx5_stats.c;h=eb9c65dcc9c6f72774920f7e46c424bc14574250;hb=c2fec27b5cb0141496623dd7e5eb4a08b1aacdec;hp=4cb6136fc4daf533ffe9cc65a7f36e2fecd558a9;hpb=0c62250ba6ea9ac48a777d70157d517c792d876b;p=dpdk.git

diff --git a/drivers/net/mlx5/mlx5_stats.c b/drivers/net/mlx5/mlx5_stats.c
index 4cb6136fc4..eb9c65dcc9 100644
--- a/drivers/net/mlx5/mlx5_stats.c
+++ b/drivers/net/mlx5/mlx5_stats.c
@@ -1,40 +1,15 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright 2015 6WIND S.A.
- *   Copyright 2015 Mellanox.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of 6WIND S.A. nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright 2015 6WIND S.A.
+ * Copyright 2015 Mellanox.
  */
 
+#include <inttypes.h>
 #include <linux/sockios.h>
 #include <linux/ethtool.h>
+#include <stdint.h>
+#include <stdio.h>
 
-#include <rte_ethdev.h>
+#include <rte_ethdev_driver.h>
 #include <rte_common.h>
 #include <rte_malloc.h>
 
@@ -47,6 +22,7 @@ struct mlx5_counter_ctrl {
 	char dpdk_name[RTE_ETH_XSTATS_NAME_SIZE];
 	/* Name of the counter on the device table. */
 	char ctr_name[RTE_ETH_XSTATS_NAME_SIZE];
+	uint32_t ib:1; /**< Nonzero for IB counters. */
 };
 
 static const struct mlx5_counter_ctrl mlx5_counters_init[] = {
@@ -121,6 +97,7 @@ static const struct mlx5_counter_ctrl mlx5_counters_init[] = {
 	{
 		.dpdk_name = "rx_out_of_buffer",
 		.ctr_name = "out_of_buffer",
+		.ib = 1,
 	},
 	{
 		.dpdk_name = "tx_packets_phy",
@@ -171,13 +148,24 @@ priv_read_dev_counters(struct priv *priv, uint64_t *stats)
 		return -1;
 	}
 	for (i = 0; i != xstats_n; ++i) {
-		if (priv_is_ib_cntr(mlx5_counters_init[i].ctr_name))
-			priv_get_cntr_sysfs(priv,
-					    mlx5_counters_init[i].ctr_name,
-					    &stats[i]);
-		else
+		if (mlx5_counters_init[i].ib) {
+			FILE *file;
+			MKSTR(path, "%s/ports/1/hw_counters/%s",
+			      priv->ibdev_path,
+			      mlx5_counters_init[i].ctr_name);
+
+			file = fopen(path, "rb");
+			if (file) {
+				int n = fscanf(file, "%" SCNu64, &stats[i]);
+
+				fclose(file);
+				if (n != 1)
+					stats[i] = 0;
+			}
+		} else {
 			stats[i] = (uint64_t)
 				et_stats->data[xstats_ctrl->dev_table_idx[i]];
+		}
 	}
 	return 0;
 }
@@ -260,7 +248,7 @@ priv_xstats_init(struct priv *priv)
 		}
 	}
 	for (j = 0; j != xstats_n; ++j) {
-		if (priv_is_ib_cntr(mlx5_counters_init[j].ctr_name))
+		if (mlx5_counters_init[j].ib)
 			continue;
 		if (xstats_ctrl->dev_table_idx[j] >= dev_stats_n) {
 			WARN("counter \"%s\" is not recognized",