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Commit ffb30d8f authored by Moses Reuben's avatar Moses Reuben Committed by Doug Ledford
Browse files

IB/mlx5: Support Vxlan tunneling specification 



Add support to receive specific Vxlan packet in ConnectX-4.

Signed-off-by: default avatarMoses Reuben <mosesr@mellanox.com>
Reviewed-by: default avatarMaor Gottlieb <maorg@mellanox.com>
Signed-off-by: default avatarLeon Romanovsky <leon@kernel.org>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent a0cb4c75

drivers/infiniband/hw/mlx5/main.c

+11 −0
Original line number Diff line number Diff line
@@ -1539,6 +1539,7 @@ static void set_tos(void *outer_c, void *outer_v, u8 mask, u8 val) 
#define LAST_IPV4_FIELD tos

#define LAST_IPV6_FIELD traffic_class

#define LAST_TCP_UDP_FIELD src_port

#define LAST_TUNNEL_FIELD tunnel_id



/* Field is the last supported field */

#define FIELDS_NOT_SUPPORTED(filter, field)\
@@ -1722,6 +1723,16 @@ static int parse_flow_attr(u32 *match_c, u32 *match_v, 
		MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, udp_dport,

			 ntohs(ib_spec->tcp_udp.val.dst_port));

		break;

	case IB_FLOW_SPEC_VXLAN_TUNNEL:

		if (FIELDS_NOT_SUPPORTED(ib_spec->tunnel.mask,

					 LAST_TUNNEL_FIELD))

			return -ENOTSUPP;



		MLX5_SET(fte_match_set_misc, misc_params_c, vxlan_vni,

			 ntohl(ib_spec->tunnel.mask.tunnel_id));

		MLX5_SET(fte_match_set_misc, misc_params_v, vxlan_vni,

			 ntohl(ib_spec->tunnel.val.tunnel_id));

		break;

	default:

		return -EINVAL;

	}