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mlxsw: reg: Add Tunneling NVE Underlay Multicast Table Register 

This register builds the linked list of underlay destination IPs used
for BUM traffic on the overlay.

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 07:48:01 +00:00 committed by David S. Miller
parent 50e6eb2a63
commit c723d19fad
1 changed files with 91 additions and 0 deletions
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91
drivers/net/ethernet/mellanox/mlxsw/reg.h
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@ -8476,6 +8476,96 @@ static inline void mlxsw_reg_tngcr_pack(char *payload,
mlxsw_reg_tngcr_nve_group_size_flood_set(payload, 1);
}
/* TNUMT - Tunneling NVE Underlay Multicast Table Register
* -------------------------------------------------------
* The TNUMT register is for building the underlay MC table. It is used
* for MC, flooding and BC traffic into the NVE tunnel.
*/
#define MLXSW_REG_TNUMT_ID 0xA003
#define MLXSW_REG_TNUMT_LEN 0x20
MLXSW_REG_DEFINE(tnumt, MLXSW_REG_TNUMT_ID, MLXSW_REG_TNUMT_LEN);
enum mlxsw_reg_tnumt_record_type {
MLXSW_REG_TNUMT_RECORD_TYPE_IPV4,
MLXSW_REG_TNUMT_RECORD_TYPE_IPV6,
MLXSW_REG_TNUMT_RECORD_TYPE_LABEL,
};
/* reg_tnumt_record_type
* Record type.
* Access: RW
*/
MLXSW_ITEM32(reg, tnumt, record_type, 0x00, 28, 4);
enum mlxsw_reg_tnumt_tunnel_port {
MLXSW_REG_TNUMT_TUNNEL_PORT_NVE,
MLXSW_REG_TNUMT_TUNNEL_PORT_VPLS,
MLXSW_REG_TNUMT_TUNNEL_FLEX_TUNNEL0,
MLXSW_REG_TNUMT_TUNNEL_FLEX_TUNNEL1,
};
/* reg_tnumt_tunnel_port
* Tunnel port.
* Access: RW
*/
MLXSW_ITEM32(reg, tnumt, tunnel_port, 0x00, 24, 4);
/* reg_tnumt_underlay_mc_ptr
* Index to the underlay multicast table.
* For Spectrum the index is to the KVD linear.
* Access: Index
*/
MLXSW_ITEM32(reg, tnumt, underlay_mc_ptr, 0x00, 0, 24);
/* reg_tnumt_vnext
* The next_underlay_mc_ptr is valid.
* Access: RW
*/
MLXSW_ITEM32(reg, tnumt, vnext, 0x04, 31, 1);
/* reg_tnumt_next_underlay_mc_ptr
* The next index to the underlay multicast table.
* Access: RW
*/
MLXSW_ITEM32(reg, tnumt, next_underlay_mc_ptr, 0x04, 0, 24);
/* reg_tnumt_record_size
* Number of IP addresses in the record.
* Range is 1..cap_max_nve_mc_entries_ipv{4,6}
* Access: RW
*/
MLXSW_ITEM32(reg, tnumt, record_size, 0x08, 0, 3);
/* reg_tnumt_udip
* The underlay IPv4 addresses. udip[i] is reserved if i >= size
* Access: RW
*/
MLXSW_ITEM32_INDEXED(reg, tnumt, udip, 0x0C, 0, 32, 0x04, 0x00, false);
/* reg_tnumt_udip_ptr
* The pointer to the underlay IPv6 addresses. udip_ptr[i] is reserved if
* i >= size. The IPv6 addresses are configured by RIPS.
* Access: RW
*/
MLXSW_ITEM32_INDEXED(reg, tnumt, udip_ptr, 0x0C, 0, 24, 0x04, 0x00, false);
static inline void mlxsw_reg_tnumt_pack(char *payload,
enum mlxsw_reg_tnumt_record_type type,
enum mlxsw_reg_tnumt_tunnel_port tport,
u32 underlay_mc_ptr, bool vnext,
u32 next_underlay_mc_ptr,
u8 record_size)
{
MLXSW_REG_ZERO(tnumt, payload);
mlxsw_reg_tnumt_record_type_set(payload, type);
mlxsw_reg_tnumt_tunnel_port_set(payload, tport);
mlxsw_reg_tnumt_underlay_mc_ptr_set(payload, underlay_mc_ptr);
mlxsw_reg_tnumt_vnext_set(payload, vnext);
mlxsw_reg_tnumt_next_underlay_mc_ptr_set(payload, next_underlay_mc_ptr);
mlxsw_reg_tnumt_record_size_set(payload, record_size);
}
/* TNPC - Tunnel Port Configuration Register
* -----------------------------------------
* The TNPC register is used for tunnel port configuration.
@ -9071,6 +9161,7 @@ static const struct mlxsw_reg_info *mlxsw_reg_infos[] = {
MLXSW_REG(mcda),
MLXSW_REG(mgpc),
MLXSW_REG(tngcr),
MLXSW_REG(tnumt),
MLXSW_REG(tnpc),
MLXSW_REG(tigcr),
MLXSW_REG(sbpr),