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mlxsw: reg: Add definition of unicast tunnel record for SFD register 

Will be used to program the device with FDB records pointing to a NVE
tunnel.

Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Reviewed-by: Petr Machata <petrm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ido Schimmel 2018-10-11 07:48:07 +00:00 committed by David S. Miller
parent 8efcf6bb48
commit 0933781f11
1 changed files with 56 additions and 0 deletions
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56
drivers/net/ethernet/mellanox/mlxsw/reg.h
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@ -295,6 +295,7 @@ enum mlxsw_reg_sfd_rec_type {
MLXSW_REG_SFD_REC_TYPE_UNICAST = 0x0,
MLXSW_REG_SFD_REC_TYPE_UNICAST_LAG = 0x1,
MLXSW_REG_SFD_REC_TYPE_MULTICAST = 0x2,
MLXSW_REG_SFD_REC_TYPE_UNICAST_TUNNEL = 0xC,
};
/* reg_sfd_rec_type
@ -525,6 +526,61 @@ mlxsw_reg_sfd_mc_pack(char *payload, int rec_index,
mlxsw_reg_sfd_mc_mid_set(payload, rec_index, mid);
}
/* reg_sfd_uc_tunnel_uip_msb
* When protocol is IPv4, the most significant byte of the underlay IPv4
* destination IP.
* When protocol is IPv6, reserved.
* Access: RW
*/
MLXSW_ITEM32_INDEXED(reg, sfd, uc_tunnel_uip_msb, MLXSW_REG_SFD_BASE_LEN, 24,
8, MLXSW_REG_SFD_REC_LEN, 0x08, false);
/* reg_sfd_uc_tunnel_fid
* Filtering ID.
* Access: Index
*/
MLXSW_ITEM32_INDEXED(reg, sfd, uc_tunnel_fid, MLXSW_REG_SFD_BASE_LEN, 0, 16,
MLXSW_REG_SFD_REC_LEN, 0x08, false);
enum mlxsw_reg_sfd_uc_tunnel_protocol {
MLXSW_REG_SFD_UC_TUNNEL_PROTOCOL_IPV4,
MLXSW_REG_SFD_UC_TUNNEL_PROTOCOL_IPV6,
};
/* reg_sfd_uc_tunnel_protocol
* IP protocol.
* Access: RW
*/
MLXSW_ITEM32_INDEXED(reg, sfd, uc_tunnel_protocol, MLXSW_REG_SFD_BASE_LEN, 27,
1, MLXSW_REG_SFD_REC_LEN, 0x0C, false);
/* reg_sfd_uc_tunnel_uip_lsb
* When protocol is IPv4, the least significant bytes of the underlay
* IPv4 destination IP.
* When protocol is IPv6, pointer to the underlay IPv6 destination IP
* which is configured by RIPS.
* Access: RW
*/
MLXSW_ITEM32_INDEXED(reg, sfd, uc_tunnel_uip_lsb, MLXSW_REG_SFD_BASE_LEN, 0,
24, MLXSW_REG_SFD_REC_LEN, 0x0C, false);
static inline void
mlxsw_reg_sfd_uc_tunnel_pack(char *payload, int rec_index,
enum mlxsw_reg_sfd_rec_policy policy,
const char *mac, u16 fid,
enum mlxsw_reg_sfd_rec_action action, u32 uip,
enum mlxsw_reg_sfd_uc_tunnel_protocol proto)
{
mlxsw_reg_sfd_rec_pack(payload, rec_index,
MLXSW_REG_SFD_REC_TYPE_UNICAST_TUNNEL, mac,
action);
mlxsw_reg_sfd_rec_policy_set(payload, rec_index, policy);
mlxsw_reg_sfd_uc_tunnel_uip_msb_set(payload, rec_index, uip >> 24);
mlxsw_reg_sfd_uc_tunnel_uip_lsb_set(payload, rec_index, uip);
mlxsw_reg_sfd_uc_tunnel_fid_set(payload, rec_index, fid);
mlxsw_reg_sfd_uc_tunnel_protocol_set(payload, rec_index, proto);
}
/* SFN - Switch FDB Notification Register
* -------------------------------------------
* The switch provides notifications on newly learned FDB entries and