1 /*
2 * Copyright (c) 2017, Mellanox Technologies, Ltd. All rights reserved.
3 *
4 * This software is available to you under a choice of one of two
5 * licenses. You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * OpenIB.org BSD license below:
9 *
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
12 * conditions are met:
13 *
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
16 * disclaimer.
17 *
18 * - Redistributions in binary form must reproduce the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer in the documentation and/or other materials
21 * provided with the distribution.
22 *
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30 * SOFTWARE.
31 */
32
33 #ifndef __LIB_MLX5_H__
34 #define __LIB_MLX5_H__
35
36 #include "mlx5_core.h"
37
38 void mlx5_init_reserved_gids(struct mlx5_core_dev *dev);
39 void mlx5_cleanup_reserved_gids(struct mlx5_core_dev *dev);
40 int mlx5_core_reserve_gids(struct mlx5_core_dev *dev, unsigned int count);
41 void mlx5_core_unreserve_gids(struct mlx5_core_dev *dev, unsigned int count);
42 int mlx5_core_reserved_gid_alloc(struct mlx5_core_dev *dev, int *gid_index);
43 void mlx5_core_reserved_gid_free(struct mlx5_core_dev *dev, int gid_index);
44 int mlx5_crdump_enable(struct mlx5_core_dev *dev);
45 void mlx5_crdump_disable(struct mlx5_core_dev *dev);
46 int mlx5_crdump_collect(struct mlx5_core_dev *dev, u32 *cr_data);
47
mlx5_uplink_netdev_get(struct mlx5_core_dev * mdev)48 static inline struct net_device *mlx5_uplink_netdev_get(struct mlx5_core_dev *mdev)
49 {
50 struct mlx5e_resources *mlx5e_res = &mdev->mlx5e_res;
51 struct net_device *netdev;
52
53 mutex_lock(&mlx5e_res->uplink_netdev_lock);
54 netdev = mlx5e_res->uplink_netdev;
55 netdev_hold(netdev, &mlx5e_res->tracker, GFP_KERNEL);
56 mutex_unlock(&mlx5e_res->uplink_netdev_lock);
57 return netdev;
58 }
59
mlx5_uplink_netdev_put(struct mlx5_core_dev * mdev,struct net_device * netdev)60 static inline void mlx5_uplink_netdev_put(struct mlx5_core_dev *mdev,
61 struct net_device *netdev)
62 {
63 netdev_put(netdev, &mdev->mlx5e_res.tracker);
64 }
65
66 struct mlx5_sd;
67
mlx5_get_sd(struct mlx5_core_dev * dev)68 static inline struct mlx5_sd *mlx5_get_sd(struct mlx5_core_dev *dev)
69 {
70 return dev->sd;
71 }
72
mlx5_set_sd(struct mlx5_core_dev * dev,struct mlx5_sd * sd)73 static inline void mlx5_set_sd(struct mlx5_core_dev *dev, struct mlx5_sd *sd)
74 {
75 dev->sd = sd;
76 }
77 #endif
78