net: Add IANA_VXLAN_UDP_PORT definition to vxlan header file

Added IANA_VXLAN_UDP_PORT (4789) definition to vxlan header file so it
can be used by drivers instead of local definition.
Updated drivers which locally defined it as 4789 to use it.

Signed-off-by: Moshe Shemesh <moshe@mellanox.com>
Reviewed-by: Or Gerlitz <ogerlitz@mellanox.com>
Cc: John Hurley <john.hurley@netronome.com>
Cc: Jakub Kicinski <jakub.kicinski@netronome.com>
Cc: Yunsheng Lin <linyunsheng@huawei.com>
Cc: Peng Li <lipeng321@huawei.com>
Reviewed-by: Tariq Toukan <tariqt@mellanox.com>
Acked-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
index 1c1f17e..1f4d181 100644 (file)
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
@@ -826,12 +826,12 @@ static void hns3_set_l2l3l4_len(struct sk_buff *skb, u8 ol4_proto,
  */
 static bool hns3_tunnel_csum_bug(struct sk_buff *skb)
 {
-#define IANA_VXLAN_PORT        4789
        union l4_hdr_info l4;
 
        l4.hdr = skb_transport_header(skb);
 
-       if (!(!skb->encapsulation && l4.udp->dest == htons(IANA_VXLAN_PORT)))
+       if (!(!skb->encapsulation &&
+             l4.udp->dest == htons(IANA_VXLAN_UDP_PORT)))
                return false;
 
        skb_checksum_help(skb);

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/vxlan.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/vxlan.c
index 9a8fd76..b9d4f4e 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/lib/vxlan.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/vxlan.c
@@ -33,6 +33,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/mlx5/driver.h>
+#include <net/vxlan.h>
 #include "mlx5_core.h"
 #include "vxlan.h"
 
@@ -204,8 +205,8 @@ struct mlx5_vxlan *mlx5_vxlan_create(struct mlx5_core_dev *mdev)
        spin_lock_init(&vxlan->lock);
        hash_init(vxlan->htable);
 
-       /* Hardware adds 4789 by default */
-       mlx5_vxlan_add_port(vxlan, 4789);
+       /* Hardware adds 4789 (IANA_VXLAN_UDP_PORT) by default */
+       mlx5_vxlan_add_port(vxlan, IANA_VXLAN_UDP_PORT);
 
        return vxlan;
 }

diff --git a/drivers/net/ethernet/netronome/nfp/flower/action.c b/drivers/net/ethernet/netronome/nfp/flower/action.c
index 269ddcf..ce54b6c 100644 (file)
--- a/drivers/net/ethernet/netronome/nfp/flower/action.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/action.c
@@ -161,7 +161,7 @@ nfp_fl_get_tun_from_act_l4_port(struct nfp_app *app,
        struct nfp_flower_priv *priv = app->priv;
 
        switch (tun->key.tp_dst) {
-       case htons(NFP_FL_VXLAN_PORT):
+       case htons(IANA_VXLAN_UDP_PORT):
                return NFP_FL_TUNNEL_VXLAN;
        case htons(GENEVE_UDP_PORT):
                if (priv->flower_ext_feats & NFP_FL_FEATS_GENEVE)

diff --git a/drivers/net/ethernet/netronome/nfp/flower/main.h b/drivers/net/ethernet/netronome/nfp/flower/main.h
index 6c27e9b..f6ca8dc 100644 (file)
--- a/drivers/net/ethernet/netronome/nfp/flower/main.h
+++ b/drivers/net/ethernet/netronome/nfp/flower/main.h
@@ -34,8 +34,6 @@ struct nfp_app;
 #define NFP_FL_MASK_REUSE_TIME_NS      40000
 #define NFP_FL_MASK_ID_LOCATION                1
 
-#define NFP_FL_VXLAN_PORT              4789
-
 /* Extra features bitmap. */
 #define NFP_FL_FEATS_GENEVE            BIT(0)
 #define NFP_FL_NBI_MTU_SETTING         BIT(1)

diff --git a/drivers/net/ethernet/netronome/nfp/flower/offload.c b/drivers/net/ethernet/netronome/nfp/flower/offload.c
index bdd551f..9f16920 100644 (file)
--- a/drivers/net/ethernet/netronome/nfp/flower/offload.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/offload.c
@@ -195,7 +195,7 @@ nfp_flower_calculate_key_layers(struct nfp_app *app,
                        flow_rule_match_enc_opts(rule, &enc_op);
 
                switch (enc_ports.key->dst) {
-               case htons(NFP_FL_VXLAN_PORT):
+               case htons(IANA_VXLAN_UDP_PORT):
                        *tun_type = NFP_FL_TUNNEL_VXLAN;
                        key_layer |= NFP_FLOWER_LAYER_VXLAN;
                        key_size += sizeof(struct nfp_flower_ipv4_udp_tun);

diff --git a/include/net/vxlan.h b/include/net/vxlan.h
index 00254a5..83b5999 100644 (file)
--- a/include/net/vxlan.h
+++ b/include/net/vxlan.h
@@ -8,6 +8,8 @@
 #include <net/rtnetlink.h>
 #include <net/switchdev.h>
 
+#define IANA_VXLAN_UDP_PORT     4789
+
 /* VXLAN protocol (RFC 7348) header:
  * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
  * |R|R|R|R|I|R|R|R|               Reserved                        |