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mlxsw: reg: Add inner packet fields to RECRv2 register 

The RECRv2 register is used for setting up the router's ECMP hash
configuration. Extend it with inner packet fields to allow the ECMP hash
to be calculated based on inner flow information.

Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ido Schimmel 2021-05-19 15:08:21 +03:00 committed by David S. Miller
parent 9d23d3eb6f
commit 28bc824807
1 changed files with 42 additions and 0 deletions
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42
drivers/net/ethernet/mellanox/mlxsw/reg.h
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@ -8351,6 +8351,48 @@ enum {
*/
MLXSW_ITEM_BIT_ARRAY(reg, recr2, outer_header_fields_enable, 0x14, 0x14, 1);
/* reg_recr2_inner_header_enables
* Bit mask where each bit enables a specific inner layer to be included in the
* hash calculation. Same values as reg_recr2_outer_header_enables.
* Access: RW
*/
MLXSW_ITEM_BIT_ARRAY(reg, recr2, inner_header_enables, 0x2C, 0x04, 1);
enum {
/* Inner IPv4 Source IP */
MLXSW_REG_RECR2_INNER_IPV4_SIP0 = 3,
MLXSW_REG_RECR2_INNER_IPV4_SIP3 = 6,
/* Inner IPv4 Destination IP */
MLXSW_REG_RECR2_INNER_IPV4_DIP0 = 7,
MLXSW_REG_RECR2_INNER_IPV4_DIP3 = 10,
/* Inner IP Protocol */
MLXSW_REG_RECR2_INNER_IPV4_PROTOCOL = 11,
/* Inner IPv6 Source IP */
MLXSW_REG_RECR2_INNER_IPV6_SIP0_7 = 12,
MLXSW_REG_RECR2_INNER_IPV6_SIP8 = 20,
MLXSW_REG_RECR2_INNER_IPV6_SIP15 = 27,
/* Inner IPv6 Destination IP */
MLXSW_REG_RECR2_INNER_IPV6_DIP0_7 = 28,
MLXSW_REG_RECR2_INNER_IPV6_DIP8 = 36,
MLXSW_REG_RECR2_INNER_IPV6_DIP15 = 43,
/* Inner IPv6 Next Header */
MLXSW_REG_RECR2_INNER_IPV6_NEXT_HEADER = 44,
/* Inner IPv6 Flow Label */
MLXSW_REG_RECR2_INNER_IPV6_FLOW_LABEL = 45,
/* Inner TCP/UDP Source Port */
MLXSW_REG_RECR2_INNER_TCP_UDP_SPORT = 46,
/* Inner TCP/UDP Destination Port */
MLXSW_REG_RECR2_INNER_TCP_UDP_DPORT = 47,
__MLXSW_REG_RECR2_INNER_FIELD_CNT,
};
/* reg_recr2_inner_header_fields_enable
* Inner packet fields to enable for ECMP hash subject to inner_header_enables.
* Access: RW
*/
MLXSW_ITEM_BIT_ARRAY(reg, recr2, inner_header_fields_enable, 0x30, 0x08, 1);
static inline void mlxsw_reg_recr2_pack(char *payload, u32 seed)
{
MLXSW_REG_ZERO(recr2, payload);