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mlxsw: reg: Add Router ECMP Configuration Register Version 2

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The RECRv2 register is used for setting up the router's ECMP hash
configuration.

Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Reviewed-by: Petr Machata <petrm@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ido Schimmel 2017-11-02 17:14:08 +01:00 committed by David S. Miller
parent ceb8881ddf
commit e471859b72
1 changed files with 132 additions and 0 deletions
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132
drivers/net/ethernet/mellanox/mlxsw/reg.h
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@ -5844,6 +5844,137 @@ static inline void mlxsw_reg_rigr2_erif_entry_pack(char *payload, int index,
mlxsw_reg_rigr2_erif_entry_erif_set(payload, index, erif);
}
/* RECR-V2 - Router ECMP Configuration Version 2 Register
* ------------------------------------------------------
*/
#define MLXSW_REG_RECR2_ID 0x8025
#define MLXSW_REG_RECR2_LEN 0x38
MLXSW_REG_DEFINE(recr2, MLXSW_REG_RECR2_ID, MLXSW_REG_RECR2_LEN);
/* reg_recr2_pp
* Per-port configuration
* Access: Index
*/
MLXSW_ITEM32(reg, recr2, pp, 0x00, 24, 1);
/* reg_recr2_sh
* Symmetric hash
* Access: RW
*/
MLXSW_ITEM32(reg, recr2, sh, 0x00, 8, 1);
/* reg_recr2_seed
* Seed
* Access: RW
*/
MLXSW_ITEM32(reg, recr2, seed, 0x08, 0, 32);
enum {
/* Enable IPv4 fields if packet is not TCP and not UDP */
MLXSW_REG_RECR2_IPV4_EN_NOT_TCP_NOT_UDP = 3,
/* Enable IPv4 fields if packet is TCP or UDP */
MLXSW_REG_RECR2_IPV4_EN_TCP_UDP = 4,
/* Enable IPv6 fields if packet is not TCP and not UDP */
MLXSW_REG_RECR2_IPV6_EN_NOT_TCP_NOT_UDP = 5,
/* Enable IPv6 fields if packet is TCP or UDP */
MLXSW_REG_RECR2_IPV6_EN_TCP_UDP = 6,
/* Enable TCP/UDP header fields if packet is IPv4 */
MLXSW_REG_RECR2_TCP_UDP_EN_IPV4 = 7,
/* Enable TCP/UDP header fields if packet is IPv6 */
MLXSW_REG_RECR2_TCP_UDP_EN_IPV6 = 8,
};
/* reg_recr2_outer_header_enables
* Bit mask where each bit enables a specific layer to be included in
* the hash calculation.
* Access: RW
*/
MLXSW_ITEM_BIT_ARRAY(reg, recr2, outer_header_enables, 0x10, 0x04, 1);
enum {
/* IPv4 Source IP */
MLXSW_REG_RECR2_IPV4_SIP0 = 9,
MLXSW_REG_RECR2_IPV4_SIP3 = 12,
/* IPv4 Destination IP */
MLXSW_REG_RECR2_IPV4_DIP0 = 13,
MLXSW_REG_RECR2_IPV4_DIP3 = 16,
/* IP Protocol */
MLXSW_REG_RECR2_IPV4_PROTOCOL = 17,
/* IPv6 Source IP */
MLXSW_REG_RECR2_IPV6_SIP0_7 = 21,
MLXSW_REG_RECR2_IPV6_SIP8 = 29,
MLXSW_REG_RECR2_IPV6_SIP15 = 36,
/* IPv6 Destination IP */
MLXSW_REG_RECR2_IPV6_DIP0_7 = 37,
MLXSW_REG_RECR2_IPV6_DIP8 = 45,
MLXSW_REG_RECR2_IPV6_DIP15 = 52,
/* IPv6 Next Header */
MLXSW_REG_RECR2_IPV6_NEXT_HEADER = 53,
/* IPv6 Flow Label */
MLXSW_REG_RECR2_IPV6_FLOW_LABEL = 57,
/* TCP/UDP Source Port */
MLXSW_REG_RECR2_TCP_UDP_SPORT = 74,
/* TCP/UDP Destination Port */
MLXSW_REG_RECR2_TCP_UDP_DPORT = 75,
};
/* reg_recr2_outer_header_fields_enable
* Packet fields to enable for ECMP hash subject to outer_header_enable.
* Access: RW
*/
MLXSW_ITEM_BIT_ARRAY(reg, recr2, outer_header_fields_enable, 0x14, 0x14, 1);
static inline void mlxsw_reg_recr2_ipv4_sip_enable(char *payload)
{
int i;
for (i = MLXSW_REG_RECR2_IPV4_SIP0; i <= MLXSW_REG_RECR2_IPV4_SIP3; i++)
mlxsw_reg_recr2_outer_header_fields_enable_set(payload, i,
true);
}
static inline void mlxsw_reg_recr2_ipv4_dip_enable(char *payload)
{
int i;
for (i = MLXSW_REG_RECR2_IPV4_DIP0; i <= MLXSW_REG_RECR2_IPV4_DIP3; i++)
mlxsw_reg_recr2_outer_header_fields_enable_set(payload, i,
true);
}
static inline void mlxsw_reg_recr2_ipv6_sip_enable(char *payload)
{
int i = MLXSW_REG_RECR2_IPV6_SIP0_7;
mlxsw_reg_recr2_outer_header_fields_enable_set(payload, i, true);
i = MLXSW_REG_RECR2_IPV6_SIP8;
for (; i <= MLXSW_REG_RECR2_IPV6_SIP15; i++)
mlxsw_reg_recr2_outer_header_fields_enable_set(payload, i,
true);
}
static inline void mlxsw_reg_recr2_ipv6_dip_enable(char *payload)
{
int i = MLXSW_REG_RECR2_IPV6_DIP0_7;
mlxsw_reg_recr2_outer_header_fields_enable_set(payload, i, true);
i = MLXSW_REG_RECR2_IPV6_DIP8;
for (; i <= MLXSW_REG_RECR2_IPV6_DIP15; i++)
mlxsw_reg_recr2_outer_header_fields_enable_set(payload, i,
true);
}
static inline void mlxsw_reg_recr2_pack(char *payload, u32 seed)
{
MLXSW_REG_ZERO(recr2, payload);
mlxsw_reg_recr2_pp_set(payload, false);
mlxsw_reg_recr2_sh_set(payload, true);
mlxsw_reg_recr2_seed_set(payload, seed);
}
/* RMFT-V2 - Router Multicast Forwarding Table Version 2 Register
* --------------------------------------------------------------
* The RMFT_V2 register is used to configure and query the multicast table.
@ -7313,6 +7444,7 @@ static const struct mlxsw_reg_info *mlxsw_reg_infos[] = {
MLXSW_REG(raleu),
MLXSW_REG(rauhtd),
MLXSW_REG(rigr2),
MLXSW_REG(recr2),
MLXSW_REG(rmft2),
MLXSW_REG(mfcr),
MLXSW_REG(mfsc),