1 /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
2 /* Copyright (c) 2019, Mellanox Technologies */
3 
4 #ifndef __MLX5_DEVLINK_H__
5 #define __MLX5_DEVLINK_H__
6 
7 #include <net/devlink.h>
8 
9 enum mlx5_devlink_param_id {
10 	MLX5_DEVLINK_PARAM_ID_BASE = DEVLINK_PARAM_GENERIC_ID_MAX,
11 	MLX5_DEVLINK_PARAM_ID_FLOW_STEERING_MODE,
12 	MLX5_DEVLINK_PARAM_ID_ESW_LARGE_GROUP_NUM,
13 	MLX5_DEVLINK_PARAM_ID_ESW_PORT_METADATA,
14 	MLX5_DEVLINK_PARAM_ID_ESW_MULTIPORT,
15 	MLX5_DEVLINK_PARAM_ID_HAIRPIN_NUM_QUEUES,
16 	MLX5_DEVLINK_PARAM_ID_HAIRPIN_QUEUE_SIZE,
17 };
18 
19 struct mlx5_trap_ctx {
20 	int id;
21 	int action;
22 };
23 
24 struct mlx5_devlink_trap {
25 	struct mlx5_trap_ctx trap;
26 	void *item;
27 	struct list_head list;
28 };
29 
30 struct mlx5_devlink_trap_event_ctx {
31 	struct mlx5_trap_ctx *trap;
32 	int err;
33 };
34 
35 struct mlx5_core_dev;
36 void mlx5_devlink_trap_report(struct mlx5_core_dev *dev, int trap_id, struct sk_buff *skb,
37 			      struct devlink_port *dl_port);
38 int mlx5_devlink_trap_get_num_active(struct mlx5_core_dev *dev);
39 int mlx5_devlink_traps_get_action(struct mlx5_core_dev *dev, int trap_id,
40 				  enum devlink_trap_action *action);
41 int mlx5_devlink_traps_register(struct devlink *devlink);
42 void mlx5_devlink_traps_unregister(struct devlink *devlink);
43 
44 struct devlink *mlx5_devlink_alloc(struct device *dev);
45 void mlx5_devlink_free(struct devlink *devlink);
46 int mlx5_devlink_params_register(struct devlink *devlink);
47 void mlx5_devlink_params_unregister(struct devlink *devlink);
48 
49 static inline bool mlx5_core_is_eth_enabled(struct mlx5_core_dev *dev)
50 {
51 	union devlink_param_value val;
52 	int err;
53 
54 	err = devl_param_driverinit_value_get(priv_to_devlink(dev),
55 					      DEVLINK_PARAM_GENERIC_ID_ENABLE_ETH,
56 					      &val);
57 	return err ? false : val.vbool;
58 }
59 
60 #endif /* __MLX5_DEVLINK_H__ */
61