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authorAmir Vadai <amir@vadai.me>2016-03-08 12:42:38 +0200
committerDavid S. Miller <davem@davemloft.net>2016-03-10 16:24:03 -0500
commit12185a9fafa9cf39b73588c92aa49300ff3bf191 (patch)
tree293c390acdab0f7911ff42d7aba44b83c1020c8a /drivers
parentnet/mlx5e: Support offload cls_flower with drop action (diff)
downloadlinux-dev-12185a9fafa9cf39b73588c92aa49300ff3bf191.tar.xz
linux-dev-12185a9fafa9cf39b73588c92aa49300ff3bf191.zip
net/mlx5e: Support offload cls_flower with skbedit mark action
Introduce offloading of skbedit mark action. For example, to mark with 0x1234, all TCP (ip_proto 6) packets arriving to interface ens9: # tc qdisc add dev ens9 ingress # tc filter add dev ens9 protocol ip parent ffff: \ flower ip_proto 6 \ indev ens9 \ action skbedit mark 0x1234 Signed-off-by: Amir Vadai <amir@vadai.me> Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_rx.c3
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_tc.c1
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_tc.h2
3 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
index 884ed19cded2..58d4e2f962c3 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
@@ -35,6 +35,7 @@
#include <linux/tcp.h>
#include <net/busy_poll.h>
#include "en.h"
+#include "en_tc.h"
static inline bool mlx5e_rx_hw_stamp(struct mlx5e_tstamp *tstamp)
{
@@ -224,6 +225,8 @@ static inline void mlx5e_build_rx_skb(struct mlx5_cqe64 *cqe,
if (cqe_has_vlan(cqe))
__vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q),
be16_to_cpu(cqe->vlan_info));
+
+ skb->mark = be32_to_cpu(cqe->sop_drop_qpn) & MLX5E_TC_FLOW_ID_MASK;
}
int mlx5e_poll_rx_cq(struct mlx5e_cq *cq, int budget)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index 3ed4d96da69a..b3de09f13425 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -33,6 +33,7 @@
#include <net/flow_dissector.h>
#include <net/pkt_cls.h>
#include <net/tc_act/tc_gact.h>
+#include <net/tc_act/tc_skbedit.h>
#include <linux/mlx5/fs.h>
#include <linux/mlx5/device.h>
#include <linux/rhashtable.h>
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.h b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.h
index 70642f4f78f0..d677428dc10f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.h
@@ -33,6 +33,8 @@
#ifndef __MLX5_EN_TC_H__
#define __MLX5_EN_TC_H__
+#define MLX5E_TC_FLOW_ID_MASK 0x0000ffff
+
int mlx5e_tc_init(struct mlx5e_priv *priv);
void mlx5e_tc_cleanup(struct mlx5e_priv *priv);