Re: [dpdk-stable] [PATCH] net/mlx5: fix geneve tunnel flow validation

[Slava Ovsiienko <viacheslavo@mellanox.com>]

> -----Original Message-----
> From: Matan Azrad <matan@mellanox.com>
> Sent: Wednesday, February 19, 2020 8:52
> To: dev@dpdk.org
> Cc: Slava Ovsiienko <viacheslavo@mellanox.com>; stable@dpdk.org
> Subject: [PATCH] net/mlx5: fix geneve tunnel flow validation
> 
> The new Mellanox devices support geneve tunnel statless offloads by native
> HW parsers, FW doesn't need to configure flex parser to support it.
> 
> The FW capability for geneve flex parser is not set for the above devices,
> hence the geneve flow validation failed for them.
> 
> Remove the flex parser validation for geneve, stay only with the direct FW
> capability for geneve support.
> 
> Fixes: e59a5dbcfd07 ("net/mlx5: add flow match on GENEVE item")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Matan Azrad <matan@mellanox.com>
Acked-by: Viacheslav Ovsiienko <viacheslavo@mellanox.com>

> ---
>  drivers/net/mlx5/mlx5_flow.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/drivers/net/mlx5/mlx5_flow.c b/drivers/net/mlx5/mlx5_flow.c
> index 2548201..eb6bd27 100644
> --- a/drivers/net/mlx5/mlx5_flow.c
> +++ b/drivers/net/mlx5/mlx5_flow.c
> @@ -2135,9 +2135,7 @@ uint32_t mlx5_flow_adjust_priority(struct
> rte_eth_dev *dev, int32_t priority,
>  		.protocol = RTE_BE16(UINT16_MAX),
>  	};
> 
> -	if (!(priv->config.hca_attr.flex_parser_protocols &
> -	      MLX5_HCA_FLEX_GENEVE_ENABLED) ||
> -	    !priv->config.hca_attr.tunnel_stateless_geneve_rx)
> +	if (!priv->config.hca_attr.tunnel_stateless_geneve_rx)
>  		return rte_flow_error_set(error, ENOTSUP,
>  					  RTE_FLOW_ERROR_TYPE_ITEM, item,
>  					  "L3 Geneve is not enabled by device"
> --
> 1.8.3.1