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authorIdo Schimmel <idosch@mellanox.com>2020-05-29 21:36:37 +0300
committerDavid S. Miller <davem@davemloft.net>2020-06-01 21:49:23 +0300
commit1e292f5c11c1e2ef38f416b62c5d616f5768057f (patch)
treeeebd770aedd956b167704bd4bf42362db633e279 /drivers/net
parent678eb199cc9df3bf1cb12fb2da22768b8d1b6bf3 (diff)
downloadlinux-1e292f5c11c1e2ef38f416b62c5d616f5768057f.tar.xz
mlxsw: spectrum_trap: Move layer 3 exceptions to exceptions trap group
The layer 3 exceptions are still subject to the same trap policer, so nothing changes, but user space can choose to assign a different one. Signed-off-by: Ido Schimmel <idosch@mellanox.com> Reviewed-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/reg.h1
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_trap.c40
2 files changed, 25 insertions, 16 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h
index 38fa7304af0c..030d6f9766d2 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/reg.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h
@@ -5552,6 +5552,7 @@ enum mlxsw_reg_htgt_trap_group {
MLXSW_REG_HTGT_TRAP_GROUP_SP_DUMMY,
MLXSW_REG_HTGT_TRAP_GROUP_SP_L2_DISCARDS,
MLXSW_REG_HTGT_TRAP_GROUP_SP_L3_DISCARDS,
+ MLXSW_REG_HTGT_TRAP_GROUP_SP_L3_EXCEPTIONS,
MLXSW_REG_HTGT_TRAP_GROUP_SP_TUNNEL_DISCARDS,
MLXSW_REG_HTGT_TRAP_GROUP_SP_ACL_DISCARDS,
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_trap.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_trap.c
index f4b812276a5a..dc2217f1a07f 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_trap.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_trap.c
@@ -213,6 +213,11 @@ static const struct mlxsw_sp_trap_group_item mlxsw_sp_trap_group_items_arr[] = {
.priority = 0,
},
{
+ .group = DEVLINK_TRAP_GROUP_GENERIC(L3_EXCEPTIONS, 1),
+ .hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_L3_EXCEPTIONS,
+ .priority = 2,
+ },
+ {
.group = DEVLINK_TRAP_GROUP_GENERIC(TUNNEL_DROPS, 1),
.hw_group_id = MLXSW_REG_HTGT_TRAP_GROUP_SP_TUNNEL_DISCARDS,
.priority = 0,
@@ -332,56 +337,59 @@ static const struct mlxsw_sp_trap_item mlxsw_sp_trap_items_arr[] = {
},
},
{
- .trap = MLXSW_SP_TRAP_EXCEPTION(MTU_ERROR, L3_DROPS),
+ .trap = MLXSW_SP_TRAP_EXCEPTION(MTU_ERROR, L3_EXCEPTIONS),
.listeners_arr = {
- MLXSW_SP_RXL_EXCEPTION(MTUERROR, L3_DISCARDS,
+ MLXSW_SP_RXL_EXCEPTION(MTUERROR, L3_EXCEPTIONS,
TRAP_TO_CPU),
},
},
{
- .trap = MLXSW_SP_TRAP_EXCEPTION(TTL_ERROR, L3_DROPS),
+ .trap = MLXSW_SP_TRAP_EXCEPTION(TTL_ERROR, L3_EXCEPTIONS),
.listeners_arr = {
- MLXSW_SP_RXL_EXCEPTION(TTLERROR, L3_DISCARDS,
+ MLXSW_SP_RXL_EXCEPTION(TTLERROR, L3_EXCEPTIONS,
TRAP_TO_CPU),
},
},
{
- .trap = MLXSW_SP_TRAP_EXCEPTION(RPF, L3_DROPS),
+ .trap = MLXSW_SP_TRAP_EXCEPTION(RPF, L3_EXCEPTIONS),
.listeners_arr = {
- MLXSW_SP_RXL_EXCEPTION(RPF, L3_DISCARDS, TRAP_TO_CPU),
+ MLXSW_SP_RXL_EXCEPTION(RPF, L3_EXCEPTIONS, TRAP_TO_CPU),
},
},
{
- .trap = MLXSW_SP_TRAP_EXCEPTION(REJECT_ROUTE, L3_DROPS),
+ .trap = MLXSW_SP_TRAP_EXCEPTION(REJECT_ROUTE, L3_EXCEPTIONS),
.listeners_arr = {
- MLXSW_SP_RXL_EXCEPTION(RTR_INGRESS1, L3_DISCARDS,
+ MLXSW_SP_RXL_EXCEPTION(RTR_INGRESS1, L3_EXCEPTIONS,
TRAP_TO_CPU),
},
},
{
- .trap = MLXSW_SP_TRAP_EXCEPTION(UNRESOLVED_NEIGH, L3_DROPS),
+ .trap = MLXSW_SP_TRAP_EXCEPTION(UNRESOLVED_NEIGH,
+ L3_EXCEPTIONS),
.listeners_arr = {
- MLXSW_SP_RXL_EXCEPTION(HOST_MISS_IPV4, L3_DISCARDS,
+ MLXSW_SP_RXL_EXCEPTION(HOST_MISS_IPV4, L3_EXCEPTIONS,
TRAP_TO_CPU),
- MLXSW_SP_RXL_EXCEPTION(HOST_MISS_IPV6, L3_DISCARDS,
+ MLXSW_SP_RXL_EXCEPTION(HOST_MISS_IPV6, L3_EXCEPTIONS,
TRAP_TO_CPU),
- MLXSW_SP_RXL_EXCEPTION(DISCARD_ROUTER3, L3_DISCARDS,
+ MLXSW_SP_RXL_EXCEPTION(DISCARD_ROUTER3, L3_EXCEPTIONS,
TRAP_EXCEPTION_TO_CPU),
},
},
{
.trap = MLXSW_SP_TRAP_EXCEPTION(IPV4_LPM_UNICAST_MISS,
- L3_DROPS),
+ L3_EXCEPTIONS),
.listeners_arr = {
- MLXSW_SP_RXL_EXCEPTION(DISCARD_ROUTER_LPM4, L3_DISCARDS,
+ MLXSW_SP_RXL_EXCEPTION(DISCARD_ROUTER_LPM4,
+ L3_EXCEPTIONS,
TRAP_EXCEPTION_TO_CPU),
},
},
{
.trap = MLXSW_SP_TRAP_EXCEPTION(IPV6_LPM_UNICAST_MISS,
- L3_DROPS),
+ L3_EXCEPTIONS),
.listeners_arr = {
- MLXSW_SP_RXL_EXCEPTION(DISCARD_ROUTER_LPM6, L3_DISCARDS,
+ MLXSW_SP_RXL_EXCEPTION(DISCARD_ROUTER_LPM6,
+ L3_EXCEPTIONS,
TRAP_EXCEPTION_TO_CPU),
},
},