svn commit: r329201 - in stable/11/sys/dev/mlx5: . mlx5_core

[Hans Petter Selasky]

Author: hselasky
Date: Tue Feb 13 14:45:05 2018
New Revision: 329201
URL: https://svnweb.freebsd.org/changeset/base/329201

Log:
  MFC r325655:
  Add API function to query virtual port counters in mlx5 core.
  
  Sponsored by:	Mellanox Technologies

Modified:
  stable/11/sys/dev/mlx5/mlx5_core/mlx5_vport.c
  stable/11/sys/dev/mlx5/vport.h
Directory Properties:
  stable/11/   (props changed)

Modified: stable/11/sys/dev/mlx5/mlx5_core/mlx5_vport.c
==============================================================================
--- stable/11/sys/dev/mlx5/mlx5_core/mlx5_vport.c	Tue Feb 13 14:37:21 2018	(r329200)
+++ stable/11/sys/dev/mlx5/mlx5_core/mlx5_vport.c	Tue Feb 13 14:45:05 2018	(r329201)
@@ -1,5 +1,5 @@
 /*-
- * Copyright (c) 2013-2015, Mellanox Technologies, Ltd.  All rights reserved.
+ * Copyright (c) 2013-2017, Mellanox Technologies, Ltd.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -965,6 +965,43 @@ int mlx5_nic_vport_disable_roce(struct mlx5_core_dev *
 	return mlx5_nic_vport_enable_disable_roce(mdev, 0);
 }
 EXPORT_SYMBOL_GPL(mlx5_nic_vport_disable_roce);
+
+int mlx5_core_query_vport_counter(struct mlx5_core_dev *dev, u8 other_vport,
+				  int vf, u8 port_num, void *out,
+				  size_t out_sz)
+{
+	int	in_sz = MLX5_ST_SZ_BYTES(query_vport_counter_in);
+	int	is_group_manager;
+	void   *in;
+	int	err;
+
+	is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
+	in = mlx5_vzalloc(in_sz);
+	if (!in) {
+		err = -ENOMEM;
+		return err;
+	}
+
+	MLX5_SET(query_vport_counter_in, in, opcode,
+		 MLX5_CMD_OP_QUERY_VPORT_COUNTER);
+	if (other_vport) {
+		if (is_group_manager) {
+			MLX5_SET(query_vport_counter_in, in, other_vport, 1);
+			MLX5_SET(query_vport_counter_in, in, vport_number, vf + 1);
+		} else {
+			err = -EPERM;
+			goto free;
+		}
+	}
+	if (MLX5_CAP_GEN(dev, num_ports) == 2)
+		MLX5_SET(query_vport_counter_in, in, port_num, port_num);
+
+	err = mlx5_cmd_exec(dev, in, in_sz, out,  out_sz);
+free:
+	kvfree(in);
+	return err;
+}
+EXPORT_SYMBOL_GPL(mlx5_core_query_vport_counter);
 
 int mlx5_query_hca_vport_context(struct mlx5_core_dev *mdev,
 				 u8 port_num, u8 vport_num, u32 *out,

Modified: stable/11/sys/dev/mlx5/vport.h
==============================================================================
--- stable/11/sys/dev/mlx5/vport.h	Tue Feb 13 14:37:21 2018	(r329200)
+++ stable/11/sys/dev/mlx5/vport.h	Tue Feb 13 14:45:05 2018	(r329201)
@@ -1,5 +1,5 @@
 /*-
- * Copyright (c) 2013-2015, Mellanox Technologies, Ltd.  All rights reserved.
+ * Copyright (c) 2013-2017, Mellanox Technologies, Ltd.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -101,6 +101,9 @@ int mlx5_set_nic_vport_permanent_mac(struct mlx5_core_
 				     u8 *addr);
 int mlx5_nic_vport_enable_roce(struct mlx5_core_dev *mdev);
 int mlx5_nic_vport_disable_roce(struct mlx5_core_dev *mdev);
+int mlx5_core_query_vport_counter(struct mlx5_core_dev *dev, u8 other_vport,
+                                  int vf, u8 port_num, void *out,
+                                  size_t out_sz);
 int mlx5_query_nic_vport_system_image_guid(struct mlx5_core_dev *mdev,
 					   u64 *system_image_guid);
 int mlx5_query_vport_system_image_guid(struct mlx5_core_dev *dev,