From: Ido Schimmel <idosch@mellanox.com>
Date: Mon, 25 May 2020 00:50:58 +0300
Subject: mlxsw: spectrum: Use same trap group for MLD and IGMP packets
Patch-mainline: v5.8-rc1
Git-commit: 99129069b7123c22ca14529972946216757077ee
References: bsc#1176774

Both packet types are needed for the same reason (multicast snooping),
so associate them with the same trap group.

Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/mellanox/mlxsw/reg.h      |    1 -
 drivers/net/ethernet/mellanox/mlxsw/spectrum.c |   16 +++++++---------
 2 files changed, 7 insertions(+), 10 deletions(-)

--- a/drivers/net/ethernet/mellanox/mlxsw/reg.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h
@@ -5542,7 +5542,6 @@ enum mlxsw_reg_htgt_trap_group {
 	MLXSW_REG_HTGT_TRAP_GROUP_SP_IP2ME,
 	MLXSW_REG_HTGT_TRAP_GROUP_SP_DHCP,
 	MLXSW_REG_HTGT_TRAP_GROUP_SP_EVENT,
-	MLXSW_REG_HTGT_TRAP_GROUP_SP_IPV6_MLD,
 	MLXSW_REG_HTGT_TRAP_GROUP_SP_IPV6_ND,
 	MLXSW_REG_HTGT_TRAP_GROUP_SP_LBERROR,
 	MLXSW_REG_HTGT_TRAP_GROUP_SP_PTP0,
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
@@ -4054,14 +4054,14 @@ static const struct mlxsw_listener mlxsw
 	MLXSW_SP_RXL_MARK(ARPBC, MIRROR_TO_CPU, ARP, false),
 	MLXSW_SP_RXL_MARK(ARPUC, MIRROR_TO_CPU, ARP, false),
 	MLXSW_SP_RXL_NO_MARK(FID_MISS, TRAP_TO_CPU, IP2ME, false),
-	MLXSW_SP_RXL_MARK(IPV6_MLDV12_LISTENER_QUERY, MIRROR_TO_CPU, IPV6_MLD,
-			  false),
-	MLXSW_SP_RXL_NO_MARK(IPV6_MLDV1_LISTENER_REPORT, TRAP_TO_CPU, IPV6_MLD,
-			     false),
-	MLXSW_SP_RXL_NO_MARK(IPV6_MLDV1_LISTENER_DONE, TRAP_TO_CPU, IPV6_MLD,
-			     false),
-	MLXSW_SP_RXL_NO_MARK(IPV6_MLDV2_LISTENER_REPORT, TRAP_TO_CPU, IPV6_MLD,
+	MLXSW_SP_RXL_MARK(IPV6_MLDV12_LISTENER_QUERY, MIRROR_TO_CPU,
+			  MC_SNOOPING, false),
+	MLXSW_SP_RXL_NO_MARK(IPV6_MLDV1_LISTENER_REPORT, TRAP_TO_CPU,
+			     MC_SNOOPING, false),
+	MLXSW_SP_RXL_NO_MARK(IPV6_MLDV1_LISTENER_DONE, TRAP_TO_CPU, MC_SNOOPING,
 			     false),
+	MLXSW_SP_RXL_NO_MARK(IPV6_MLDV2_LISTENER_REPORT, TRAP_TO_CPU,
+			     MC_SNOOPING, false),
 	/* L3 traps */
 	MLXSW_SP_RXL_L3_MARK(LBERROR, MIRROR_TO_CPU, LBERROR, false),
 	MLXSW_SP_RXL_MARK(IP2ME, TRAP_TO_CPU, IP2ME, false),
@@ -4156,7 +4156,6 @@ static int mlxsw_sp_cpu_policers_set(str
 			burst_size = 7;
 			break;
 		case MLXSW_REG_HTGT_TRAP_GROUP_SP_MC_SNOOPING:
-		case MLXSW_REG_HTGT_TRAP_GROUP_SP_IPV6_MLD:
 			rate = 16 * 1024;
 			burst_size = 10;
 			break;
@@ -4237,7 +4236,6 @@ static int mlxsw_sp_trap_groups_set(stru
 			break;
 		case MLXSW_REG_HTGT_TRAP_GROUP_SP_MC_SNOOPING:
 		case MLXSW_REG_HTGT_TRAP_GROUP_SP_IP2ME:
-		case MLXSW_REG_HTGT_TRAP_GROUP_SP_IPV6_MLD:
 			priority = 3;
 			tc = 3;
 			break;