mlxsw: core_acl_flex_actions: Add L4_PORT_ACTION (faad0525) · Commits · 戴 / test

Add fields related to L4_PORT_ACTION, which is used for changing of TCP and UDP port numbers. Signed-off-by:

drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c

+26 −0

Original line number	Diff line number	Diff line
		@@ -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);