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authorTariq Toukan <tariqt@mellanox.com>2020-06-15 13:02:49 +0300
committerSaeed Mahameed <saeedm@mellanox.com>2020-06-27 14:00:25 -0700
commita29074367b347af9e19d36522f7ad9a7db4b9c28 (patch)
tree144ad2cdc4d1bbbfb47757af72c87d5970dc1c50 /drivers/net/ethernet/mellanox/mlx5/core/en_main.c
parented9a7c53b8781f851bd8406551d6abfb2d826683 (diff)
net/mlx5e: kTLS, Improve rx handler function call
Prior to this patch mlx5e tls rx handler was called unconditionally on all rx frames and the decision whether a frame is a valid tls record is done inside that function. A function call can be expensive especially for regular rx packet rate. To avoid this, check the tls validity before jumping into the tls rx handler. While at it, split between kTLS device offload rx handler and FPGA tls rx handler using a similar method. Signed-off-by: Saeed Mahameed <saeedm@mellanox.com> Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/en_main.c')
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_main.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 3e6fcd545d2c..046cfb0ea180 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -873,6 +873,9 @@ int mlx5e_open_rq(struct mlx5e_channel *c, struct mlx5e_params *params,
if (err)
goto err_destroy_rq;
+ if (mlx5e_is_tls_on(c->priv) && !mlx5_accel_is_ktls_device(c->mdev))
+ __set_bit(MLX5E_RQ_STATE_FPGA_TLS, &c->rq.state); /* must be FPGA */
+
if (MLX5_CAP_ETH(c->mdev, cqe_checksum_full))
__set_bit(MLX5E_RQ_STATE_CSUM_FULL, &c->rq.state);