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mlxsw: core_acl_flex_actions: Add L4_PORT_ACTION

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Add fields related to L4_PORT_ACTION, which is used for changing of TCP and
UDP port numbers.

Signed-off-by: Petr Machata <petrm@mellanox.com>
Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Petr Machata 2020-06-21 11:34:34 +03:00 committed by David S. Miller
parent 3cc9a15a0b
commit faad0525c0
1 changed files with 26 additions and 0 deletions
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26
drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
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@ -1684,3 +1684,29 @@ int mlxsw_afa_block_append_mcrouter(struct mlxsw_afa_block *block,
return 0;
}
EXPORT_SYMBOL(mlxsw_afa_block_append_mcrouter);
/* L4 Port Action
* --------------
* The L4_PORT_ACTION is used for modifying the sport and dport fields of the packet, e.g. for NAT.
* If (the L4 is TCP) or if (the L4 is UDP and checksum field!=0) then the L4 checksum is updated.
*/
#define MLXSW_AFA_L4PORT_CODE 0x12
#define MLXSW_AFA_L4PORT_SIZE 1
enum mlxsw_afa_l4port_s_d {
/* configure src_l4_port */
MLXSW_AFA_L4PORT_S_D_SRC,
/* configure dst_l4_port */
MLXSW_AFA_L4PORT_S_D_DST,
};
/* afa_l4port_s_d
* Source or destination.
*/
MLXSW_ITEM32(afa, l4port, s_d, 0x00, 31, 1);
/* afa_l4port_l4_port
* Number of port to change to.
*/
MLXSW_ITEM32(afa, l4port, l4_port, 0x08, 0, 16);