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mlxsw: reg: Add definition of unicast tunnel record for SFN register
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Will be used to process learned FDB records from an 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>
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Ido Schimmel authored and David S. Miller committed Nov 22, 2018
1 parent 085ddc8 commit 933b1ec
Showing 1 changed file with 64 additions and 0 deletions.
64 changes: 64 additions & 0 deletions drivers/net/ethernet/mellanox/mlxsw/reg.h
Original file line number Diff line number Diff line change
Expand Up @@ -641,6 +641,10 @@ enum mlxsw_reg_sfn_rec_type {
MLXSW_REG_SFN_REC_TYPE_AGED_OUT_MAC = 0x7,
/* Aged-out MAC address on a LAG port. */
MLXSW_REG_SFN_REC_TYPE_AGED_OUT_MAC_LAG = 0x8,
/* Learned unicast tunnel record. */
MLXSW_REG_SFN_REC_TYPE_LEARNED_UNICAST_TUNNEL = 0xD,
/* Aged-out unicast tunnel record. */
MLXSW_REG_SFN_REC_TYPE_AGED_OUT_UNICAST_TUNNEL = 0xE,
};

/* reg_sfn_rec_type
Expand Down Expand Up @@ -704,6 +708,66 @@ static inline void mlxsw_reg_sfn_mac_lag_unpack(char *payload, int rec_index,
*p_lag_id = mlxsw_reg_sfn_mac_lag_lag_id_get(payload, rec_index);
}

/* reg_sfn_uc_tunnel_uip_msb
* When protocol is IPv4, the most significant byte of the underlay IPv4
* address of the remote VTEP.
* When protocol is IPv6, reserved.
* Access: RO
*/
MLXSW_ITEM32_INDEXED(reg, sfn, uc_tunnel_uip_msb, MLXSW_REG_SFN_BASE_LEN, 24,
8, MLXSW_REG_SFN_REC_LEN, 0x08, false);

enum mlxsw_reg_sfn_uc_tunnel_protocol {
MLXSW_REG_SFN_UC_TUNNEL_PROTOCOL_IPV4,
MLXSW_REG_SFN_UC_TUNNEL_PROTOCOL_IPV6,
};

/* reg_sfn_uc_tunnel_protocol
* IP protocol.
* Access: RO
*/
MLXSW_ITEM32_INDEXED(reg, sfn, uc_tunnel_protocol, MLXSW_REG_SFN_BASE_LEN, 27,
1, MLXSW_REG_SFN_REC_LEN, 0x0C, false);

/* reg_sfn_uc_tunnel_uip_lsb
* When protocol is IPv4, the least significant bytes of the underlay
* IPv4 address of the remote VTEP.
* When protocol is IPv6, ipv6_id to be queried from TNIPSD.
* Access: RO
*/
MLXSW_ITEM32_INDEXED(reg, sfn, uc_tunnel_uip_lsb, MLXSW_REG_SFN_BASE_LEN, 0,
24, MLXSW_REG_SFN_REC_LEN, 0x0C, false);

enum mlxsw_reg_sfn_tunnel_port {
MLXSW_REG_SFN_TUNNEL_PORT_NVE,
MLXSW_REG_SFN_TUNNEL_PORT_VPLS,
MLXSW_REG_SFN_TUNNEL_FLEX_TUNNEL0,
MLXSW_REG_SFN_TUNNEL_FLEX_TUNNEL1,
};

/* reg_sfn_uc_tunnel_port
* Tunnel port.
* Reserved on Spectrum.
* Access: RO
*/
MLXSW_ITEM32_INDEXED(reg, sfn, tunnel_port, MLXSW_REG_SFN_BASE_LEN, 0, 4,
MLXSW_REG_SFN_REC_LEN, 0x10, false);

static inline void
mlxsw_reg_sfn_uc_tunnel_unpack(char *payload, int rec_index, char *mac,
u16 *p_fid, u32 *p_uip,
enum mlxsw_reg_sfn_uc_tunnel_protocol *p_proto)
{
u32 uip_msb, uip_lsb;

mlxsw_reg_sfn_rec_mac_memcpy_from(payload, rec_index, mac);
*p_fid = mlxsw_reg_sfn_mac_fid_get(payload, rec_index);
uip_msb = mlxsw_reg_sfn_uc_tunnel_uip_msb_get(payload, rec_index);
uip_lsb = mlxsw_reg_sfn_uc_tunnel_uip_lsb_get(payload, rec_index);
*p_uip = uip_msb << 24 | uip_lsb;
*p_proto = mlxsw_reg_sfn_uc_tunnel_protocol_get(payload, rec_index);
}

/* SPMS - Switch Port MSTP/RSTP State Register
* -------------------------------------------
* Configures the spanning tree state of a physical port.
Expand Down

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