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authorPetr Machata <petrm@nvidia.com>2023-11-20 19:25:21 +0100
committerJakub Kicinski <kuba@kernel.org>2023-11-21 14:53:08 -0800
commite1e4ce6c6d54ff206e55bd8c89c00bfee891458c (patch)
tree8753f70870e61c940feeba53377c8c6d93b6b34a
parent2d19da9277199ec69b555ca32042be2a7cd493c6 (diff)
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mlxsw: reg: Add Switch FID Flooding Profiles Register
The SFFP register populates the fid flooding profile tables used for the NVE flooding and Compressed-FID Flooding (CFF). Signed-off-by: Petr Machata <petrm@nvidia.com> Reviewed-by: Amit Cohen <amcohen@nvidia.com> Reviewed-by: Ido Schimmel <idosch@nvidia.com> Link: https://lore.kernel.org/r/ca42eb67763bd0c7cf035afc62ef73632f3f61a6.1700503643.git.petrm@nvidia.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/reg.h45
1 files changed, 45 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h
index e26e9d06bd72..3472f70b2482 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/reg.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h
@@ -2168,6 +2168,50 @@ static inline void mlxsw_reg_spvc_pack(char *payload, u16 local_port, bool et1,
mlxsw_reg_spvc_et0_set(payload, et0);
}
+/* SFFP - Switch FID Flooding Profiles Register
+ * --------------------------------------------
+ * The SFFP register populates the fid flooding profile tables used for the NVE
+ * flooding and Compressed-FID Flooding (CFF).
+ *
+ * Reserved on Spectrum-1.
+ */
+#define MLXSW_REG_SFFP_ID 0x2029
+#define MLXSW_REG_SFFP_LEN 0x0C
+
+MLXSW_REG_DEFINE(sffp, MLXSW_REG_SFFP_ID, MLXSW_REG_SFFP_LEN);
+
+/* reg_sffp_profile_id
+ * Profile ID a.k.a. SFMR.nve_flood_prf_id or SFMR.cff_prf_id
+ * Range 0..max_cap_nve_flood_prf-1
+ * Access: Index
+ */
+MLXSW_ITEM32(reg, sffp, profile_id, 0x00, 16, 2);
+
+/* reg_sffp_type
+ * The traffic type to reach the flooding table.
+ * Same as SFGC.type
+ * Access: Index
+ */
+MLXSW_ITEM32(reg, sffp, type, 0x00, 0, 4);
+
+/* reg_sffp_flood_offset
+ * Flood offset. Offset to add to SFMR.cff_mid_base to get the final PGT address
+ * for FID flood; or offset to add to SFMR.nve_tunnel_flood_ptr to get KVD
+ * pointer for NVE underlay.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, sffp, flood_offset, 0x04, 0, 3);
+
+static inline void mlxsw_reg_sffp_pack(char *payload, u8 profile_id,
+ enum mlxsw_reg_sfgc_type type,
+ u8 flood_offset)
+{
+ MLXSW_REG_ZERO(sffp, payload);
+ mlxsw_reg_sffp_profile_id_set(payload, profile_id);
+ mlxsw_reg_sffp_type_set(payload, type);
+ mlxsw_reg_sffp_flood_offset_set(payload, flood_offset);
+}
+
/* SPEVET - Switch Port Egress VLAN EtherType
* ------------------------------------------
* The switch port egress VLAN EtherType configures which EtherType to push at
@@ -12946,6 +12990,7 @@ static const struct mlxsw_reg_info *mlxsw_reg_infos[] = {
MLXSW_REG(spvmlr),
MLXSW_REG(spfsr),
MLXSW_REG(spvc),
+ MLXSW_REG(sffp),
MLXSW_REG(spevet),
MLXSW_REG(smpe),
MLXSW_REG(smid2),