Commit 4a8d1860 authored by Ido Schimmel's avatar Ido Schimmel Committed by David S. Miller
Browse files

mlxsw: reg: Add Tunneling NVE Encapsulation ECN Mapping Register



This register performs mapping from overlay ECN to underlay ECN during
NVE encapsulation.

Signed-off-by: default avatarIdo Schimmel <idosch@mellanox.com>
Reviewed-by: default avatarPetr Machata <petrm@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent c723d19f
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+31 −0
Original line number Diff line number Diff line
@@ -8566,6 +8566,36 @@ static inline void mlxsw_reg_tnumt_pack(char *payload,
	mlxsw_reg_tnumt_record_size_set(payload, record_size);
}

/* TNEEM - Tunneling NVE Encapsulation ECN Mapping Register
 * --------------------------------------------------------
 * The TNEEM register maps ECN of the IP header at the ingress to the
 * encapsulation to the ECN of the underlay network.
 */
#define MLXSW_REG_TNEEM_ID 0xA012
#define MLXSW_REG_TNEEM_LEN 0x0C

MLXSW_REG_DEFINE(tneem, MLXSW_REG_TNEEM_ID, MLXSW_REG_TNEEM_LEN);

/* reg_tneem_overlay_ecn
 * ECN of the IP header in the overlay network.
 * Access: Index
 */
MLXSW_ITEM32(reg, tneem, overlay_ecn, 0x04, 24, 2);

/* reg_tneem_underlay_ecn
 * ECN of the IP header in the underlay network.
 * Access: RW
 */
MLXSW_ITEM32(reg, tneem, underlay_ecn, 0x04, 16, 2);

static inline void mlxsw_reg_tneem_pack(char *payload, u8 overlay_ecn,
					u8 underlay_ecn)
{
	MLXSW_REG_ZERO(tneem, payload);
	mlxsw_reg_tneem_overlay_ecn_set(payload, overlay_ecn);
	mlxsw_reg_tneem_underlay_ecn_set(payload, underlay_ecn);
}

/* TNPC - Tunnel Port Configuration Register
 * -----------------------------------------
 * The TNPC register is used for tunnel port configuration.
@@ -9162,6 +9192,7 @@ static const struct mlxsw_reg_info *mlxsw_reg_infos[] = {
	MLXSW_REG(mgpc),
	MLXSW_REG(tngcr),
	MLXSW_REG(tnumt),
	MLXSW_REG(tneem),
	MLXSW_REG(tnpc),
	MLXSW_REG(tigcr),
	MLXSW_REG(sbpr),