From: Maor Gottlieb <maorg@nvidia.com>
Date: Tue, 3 Aug 2021 10:04:41 +0300
Subject: net/mlx5: Introduce new uplink destination type
Patch-mainline: v5.16-rc1
Git-commit: 58a606dba708f114e7f412b5c3024027e8a73e34
References: jsc#SLE-19253
The uplink destination type should be used in rules to steer the
packet to the uplink when the device is in steering based LAG mode.
Signed-off-by: Maor Gottlieb <maorg@nvidia.com>
Reviewed-by: Mark Bloch <mbloch@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.c | 3 +++
drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c | 8 +++++++-
include/linux/mlx5/mlx5_ifc.h | 1 +
3 files changed, 11 insertions(+), 1 deletion(-)
--- a/drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.c
@@ -235,6 +235,9 @@ const char *parse_fs_dst(struct trace_se
const char *ret = trace_seq_buffer_ptr(p);
switch (dst->type) {
+ case MLX5_FLOW_DESTINATION_TYPE_UPLINK:
+ trace_seq_printf(p, "uplink\n");
+ break;
case MLX5_FLOW_DESTINATION_TYPE_VPORT:
trace_seq_printf(p, "vport=%u\n", dst->vport.num);
break;
--- a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c
@@ -577,8 +577,8 @@ static int mlx5_cmd_set_fte(struct mlx5_
case MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE:
id = dst->dest_attr.ft->id;
break;
+ case MLX5_FLOW_DESTINATION_TYPE_UPLINK:
case MLX5_FLOW_DESTINATION_TYPE_VPORT:
- id = dst->dest_attr.vport.num;
MLX5_SET(dest_format_struct, in_dests,
destination_eswitch_owner_vhca_id_valid,
!!(dst->dest_attr.vport.flags &
@@ -586,6 +586,12 @@ static int mlx5_cmd_set_fte(struct mlx5_
MLX5_SET(dest_format_struct, in_dests,
destination_eswitch_owner_vhca_id,
dst->dest_attr.vport.vhca_id);
+ if (type == MLX5_FLOW_DESTINATION_TYPE_UPLINK) {
+ /* destination_id is reserved */
+ id = 0;
+ break;
+ }
+ id = dst->dest_attr.vport.num;
if (extended_dest &&
dst->dest_attr.vport.pkt_reformat) {
MLX5_SET(dest_format_struct, in_dests,
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -1766,6 +1766,7 @@ enum mlx5_flow_destination_type {
MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE = 0x1,
MLX5_FLOW_DESTINATION_TYPE_TIR = 0x2,
MLX5_FLOW_DESTINATION_TYPE_FLOW_SAMPLER = 0x6,
+ MLX5_FLOW_DESTINATION_TYPE_UPLINK = 0x8,
MLX5_FLOW_DESTINATION_TYPE_PORT = 0x99,
MLX5_FLOW_DESTINATION_TYPE_COUNTER = 0x100,