drivers/net/ethernet/mellanox/mlxsw/spectrum_ipip.h

Source file repositories/reference/linux-study-clean/drivers/net/ethernet/mellanox/mlxsw/spectrum_ipip.h

File Facts

System
Linux kernel
Corpus path
drivers/net/ethernet/mellanox/mlxsw/spectrum_ipip.h
Extension
.h
Size
2473 bytes
Lines
86
Domain
Driver Families
Bucket
drivers/net
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

struct mlxsw_sp_ipip_parms {
	enum mlxsw_sp_l3proto proto;
	union mlxsw_sp_l3addr saddr;
	union mlxsw_sp_l3addr daddr;
	int link;
	u32 ikey;
	u32 okey;
};

struct mlxsw_sp_ipip_entry {
	enum mlxsw_sp_ipip_type ipipt;
	struct net_device *ol_dev; /* Overlay. */
	struct mlxsw_sp_rif_ipip_lb *ol_lb;
	struct mlxsw_sp_fib_entry *decap_fib_entry;
	struct list_head ipip_list_node;
	struct mlxsw_sp_ipip_parms parms;
	u32 dip_kvdl_index;
};

struct mlxsw_sp_ipip_ops {
	int dev_type;
	enum mlxsw_sp_l3proto ul_proto; /* Underlay. */
	bool inc_parsing_depth;
	bool double_rif_entry;

	struct mlxsw_sp_ipip_parms
	(*parms_init)(const struct net_device *ol_dev);

	int (*nexthop_update)(struct mlxsw_sp *mlxsw_sp, u32 adj_index,
			      struct mlxsw_sp_ipip_entry *ipip_entry,
			      bool force, char *ratr_pl);

	bool (*can_offload)(const struct mlxsw_sp *mlxsw_sp,
			    const struct net_device *ol_dev);

	/* Return a configuration for creating an overlay loopback RIF. */
	struct mlxsw_sp_rif_ipip_lb_config
	(*ol_loopback_config)(struct mlxsw_sp *mlxsw_sp,
			      const struct net_device *ol_dev);

	int (*decap_config)(struct mlxsw_sp *mlxsw_sp,
			    struct mlxsw_sp_ipip_entry *ipip_entry,
			    u32 tunnel_index);

	int (*ol_netdev_change)(struct mlxsw_sp *mlxsw_sp,
				struct mlxsw_sp_ipip_entry *ipip_entry,
				struct netlink_ext_ack *extack);
	int (*rem_ip_addr_set)(struct mlxsw_sp *mlxsw_sp,
			       struct mlxsw_sp_ipip_entry *ipip_entry);
	void (*rem_ip_addr_unset)(struct mlxsw_sp *mlxsw_sp,
				  const struct mlxsw_sp_ipip_entry *ipip_entry);
};

extern const struct mlxsw_sp_ipip_ops *mlxsw_sp1_ipip_ops_arr[];
extern const struct mlxsw_sp_ipip_ops *mlxsw_sp2_ipip_ops_arr[];

#endif /* _MLXSW_IPIP_H_*/

Annotation

Implementation Notes