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authorPetr Machata <petrm@mellanox.com>2020-03-26 16:01:12 +0200
committerDavid S. Miller <davem@davemloft.net>2020-03-26 11:55:40 -0700
commit9b4b16bba298ce93cdd95875d63640091119aa60 (patch)
tree5f5d49f3ee0581ff6805cfef26e3da98f2b6fd25 /drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c
parent50e4ee4b921d6602fbaf309368a8388875c3c0e2 (diff)
mlxsw: spectrum_flower: Offload FLOW_ACTION_MANGLE
Offload action pedit ex munge when used with a flower classifier. Only allow setting of DSCP, ECN, or the whole DSField in IPv4 and IPv6 packets. Signed-off-by: Petr Machata <petrm@mellanox.com> Reviewed-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c')
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c
index 3d3cad3784e5..33a5e2a0a1ad 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c
@@ -158,6 +158,21 @@ static int mlxsw_sp_flower_parse_actions(struct mlxsw_sp *mlxsw_sp,
return mlxsw_sp_acl_rulei_act_priority(mlxsw_sp, rulei,
act->priority,
extack);
+ case FLOW_ACTION_MANGLE: {
+ enum flow_action_mangle_base htype = act->mangle.htype;
+ __be32 be_mask = (__force __be32) act->mangle.mask;
+ __be32 be_val = (__force __be32) act->mangle.val;
+ u32 offset = act->mangle.offset;
+ u32 mask = be32_to_cpu(be_mask);
+ u32 val = be32_to_cpu(be_val);
+
+ err = mlxsw_sp_acl_rulei_act_mangle(mlxsw_sp, rulei,
+ htype, offset,
+ mask, val, extack);
+ if (err)
+ return err;
+ break;
+ }
default:
NL_SET_ERR_MSG_MOD(extack, "Unsupported action");
dev_err(mlxsw_sp->bus_info->dev, "Unsupported action\n");