[dpdk-dev] [PATCH v1 1/7] net: define Mellanox ether type for embed metadata

[Nelio Laranjeiro <nelio.laranjeiro@6wind.com>]

Mellanox detains an Ethernet to embed additional metadata in Ethernet
frames [1].  This Ether type is necessary for some NIC to transform packets
using an offloading.

[1] http://standards-oui.ieee.org/ethertype/eth.txt
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
---
 lib/librte_net/rte_ether.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/librte_net/rte_ether.h b/lib/librte_net/rte_ether.h
index 06d7b486c..f118b6e01 100644
--- a/lib/librte_net/rte_ether.h
+++ b/lib/librte_net/rte_ether.h
@@ -334,6 +334,8 @@ struct vxlan_hdr {
 #define ETHER_TYPE_SLOW 0x8809 /**< Slow protocols (LACP and Marker). */
 #define ETHER_TYPE_TEB  0x6558 /**< Transparent Ethernet Bridging. */
 #define ETHER_TYPE_LLDP 0x88CC /**< LLDP Protocol. */
+#define ETHER_TYPE_MLNX 0X8CE4
+/**< Mellanox additional metadata in Ethernet frames. */
 
 #define ETHER_VXLAN_HLEN (sizeof(struct udp_hdr) + sizeof(struct vxlan_hdr))
 /**< VXLAN tunnel header length. */
-- 
2.11.0