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mlxsw: core_acl_flex_actions: Add SIP_DIP_ACTION 

Add fields related to SIP_DIP_ACTION, which is used for changing of SIP
and DIP addresses.

Signed-off-by: Danielle Ratson <danieller@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Danielle Ratson 2022-02-06 17:36:10 +02:00 committed by David S. Miller
parent 47c1a9a4ea
commit e3541022e4
1 changed files with 45 additions and 0 deletions
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45
drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
View File

@ -1957,6 +1957,51 @@ int mlxsw_afa_block_append_mcrouter(struct mlxsw_afa_block *block,
}
EXPORT_SYMBOL(mlxsw_afa_block_append_mcrouter);
/* SIP DIP Action
* --------------
* The SIP_DIP_ACTION is used for modifying the SIP and DIP fields of the
* packet, e.g. for NAT. The L3 checksum is updated. Also, if the L4 is TCP or
* if the L4 is UDP and the checksum field is not zero, then the L4 checksum is
* updated.
*/
#define MLXSW_AFA_IP_CODE 0x11
#define MLXSW_AFA_IP_SIZE 2
enum mlxsw_afa_ip_s_d {
/* ip refers to dip */
MLXSW_AFA_IP_S_D_DIP,
/* ip refers to sip */
MLXSW_AFA_IP_S_D_SIP,
};
/* afa_ip_s_d
* Source or destination.
*/
MLXSW_ITEM32(afa, ip, s_d, 0x00, 31, 1);
enum mlxsw_afa_ip_m_l {
/* LSB: ip[63:0] refers to ip[63:0] */
MLXSW_AFA_IP_M_L_LSB,
/* MSB: ip[63:0] refers to ip[127:64] */
MLXSW_AFA_IP_M_L_MSB,
};
/* afa_ip_m_l
* MSB or LSB.
*/
MLXSW_ITEM32(afa, ip, m_l, 0x00, 30, 1);
/* afa_ip_ip_63_32
* Bits [63:32] in the IP address to change to.
*/
MLXSW_ITEM32(afa, ip, ip_63_32, 0x08, 0, 32);
/* afa_ip_ip_31_0
* Bits [31:0] in the IP address to change to.
*/
MLXSW_ITEM32(afa, ip, ip_31_0, 0x0C, 0, 32);
/* L4 Port Action
* --------------
* The L4_PORT_ACTION is used for modifying the sport and dport fields of the packet, e.g. for NAT.