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33#ifndef MLX4_DRIVER_H
34#define MLX4_DRIVER_H
35
36#include <net/devlink.h>
37#include <linux/mlx4/device.h>
38
39struct mlx4_dev;
40
41#define MLX4_MAC_MASK 0xffffffffffffULL
42
43enum mlx4_dev_event {
44 MLX4_DEV_EVENT_CATASTROPHIC_ERROR,
45 MLX4_DEV_EVENT_PORT_UP,
46 MLX4_DEV_EVENT_PORT_DOWN,
47 MLX4_DEV_EVENT_PORT_REINIT,
48 MLX4_DEV_EVENT_PORT_MGMT_CHANGE,
49 MLX4_DEV_EVENT_SLAVE_INIT,
50 MLX4_DEV_EVENT_SLAVE_SHUTDOWN,
51};
52
53enum {
54 MLX4_INTFF_BONDING = 1 << 0
55};
56
57struct mlx4_interface {
58 void * (*add) (struct mlx4_dev *dev);
59 void (*remove)(struct mlx4_dev *dev, void *context);
60 void (*event) (struct mlx4_dev *dev, void *context,
61 enum mlx4_dev_event event, unsigned long param);
62 void * (*get_dev)(struct mlx4_dev *dev, void *context, u8 port);
63 void (*activate)(struct mlx4_dev *dev, void *context);
64 struct list_head list;
65 enum mlx4_protocol protocol;
66 int flags;
67};
68
69int mlx4_register_interface(struct mlx4_interface *intf);
70void mlx4_unregister_interface(struct mlx4_interface *intf);
71
72int mlx4_bond(struct mlx4_dev *dev);
73int mlx4_unbond(struct mlx4_dev *dev);
74static inline int mlx4_is_bonded(struct mlx4_dev *dev)
75{
76 return !!(dev->flags & MLX4_FLAG_BONDED);
77}
78
79static inline int mlx4_is_mf_bonded(struct mlx4_dev *dev)
80{
81 return (mlx4_is_bonded(dev) && mlx4_is_mfunc(dev));
82}
83
84struct mlx4_port_map {
85 u8 port1;
86 u8 port2;
87};
88
89int mlx4_port_map_set(struct mlx4_dev *dev, struct mlx4_port_map *v2p);
90
91void *mlx4_get_protocol_dev(struct mlx4_dev *dev, enum mlx4_protocol proto, int port);
92
93struct devlink_port *mlx4_get_devlink_port(struct mlx4_dev *dev, int port);
94
95static inline u64 mlx4_mac_to_u64(u8 *addr)
96{
97 u64 mac = 0;
98 int i;
99
100 for (i = 0; i < ETH_ALEN; i++) {
101 mac <<= 8;
102 mac |= addr[i];
103 }
104 return mac;
105}
106
107static inline void mlx4_u64_to_mac(u8 *addr, u64 mac)
108{
109 int i;
110
111 for (i = ETH_ALEN; i > 0; i--) {
112 addr[i - 1] = mac & 0xFF;
113 mac >>= 8;
114 }
115}
116
117#endif
118