Re: [dpdk-dev] [PATCH 2/4] net/mlx5: add definitions for DV encap and decap

[Yongseok Koh <yskoh@mellanox.com>]

On Thu, Sep 27, 2018 at 05:50:43PM +0300, Dekel Peled wrote:
> This patch add the required definitions for DV encap/decap actions.
> It also adds usage of the new actions definition in validation
> function of existing drop operation.
> 
> Signed-off-by: Dekel Peled <dekelp@mellanox.com>
> ---
>  drivers/net/mlx5/mlx5_flow.c | 10 ++++++++++
>  drivers/net/mlx5/mlx5_flow.h |  7 +++++++
>  2 files changed, 17 insertions(+)
> 
> diff --git a/drivers/net/mlx5/mlx5_flow.c b/drivers/net/mlx5/mlx5_flow.c
> index 79a06df..fed0d29 100644
> --- a/drivers/net/mlx5/mlx5_flow.c
> +++ b/drivers/net/mlx5/mlx5_flow.c
> @@ -768,6 +768,16 @@ uint32_t mlx5_flow_adjust_priority(struct rte_eth_dev *dev, int32_t priority,
>  					  RTE_FLOW_ERROR_TYPE_ACTION, NULL,
>  					  "can't have 2 fate actions in"
>  					  " same flow");
> +	if (action_flags & (MLX5_ACTION_TUNNEL_DECAP |
> +			    MLX5_ACTION_TUNNEL_DECAP_L3 |
> +			    MLX5_ACTION_TUNNEL_ENCAP |
> +			    MLX5_ACTION_TUNNEL_ENCAP_L3))
> +		return rte_flow_error_set(error,
> +					  ENOTSUP,

Shouldn't it be EINVAL?

> +					  RTE_FLOW_ERROR_TYPE_ACTION,
> +					  NULL,
> +					  "can't encap or decap and drop in"
> +					  " same flow");
>  	if (attr->egress)
>  		return rte_flow_error_set(error, ENOTSUP,
>  					  RTE_FLOW_ERROR_TYPE_ATTR_EGRESS,
> diff --git a/drivers/net/mlx5/mlx5_flow.h b/drivers/net/mlx5/mlx5_flow.h
> index a353d07..4a4f923 100644
> --- a/drivers/net/mlx5/mlx5_flow.h
> +++ b/drivers/net/mlx5/mlx5_flow.h
> @@ -90,6 +90,10 @@
>  #define MLX5_ACTION_OF_PUSH_VLAN (1u << 8)
>  #define MLX5_ACTION_OF_SET_VLAN_VID (1u << 9)
>  #define MLX5_ACTION_OF_SET_VLAN_PCP (1u << 10)
> +#define MLX5_ACTION_TUNNEL_ENCAP (1u << 11)
> +#define MLX5_ACTION_TUNNEL_DECAP (1u << 12)
> +#define MLX5_ACTION_TUNNEL_ENCAP_L3 (1u << 13)
> +#define MLX5_ACTION_TUNNEL_DECAP_L3 (1u << 14)

Please rebase it on top of my multi-table patchset, which is PR #878 because it
also adds new actions.
>  
>  /* possible L3 layers protocols filtering. */
>  #define MLX5_IP_PROTOCOL_TCP 6
> @@ -175,6 +179,9 @@ struct mlx5_flow_dv {
>  #ifdef HAVE_IBV_FLOW_DV_SUPPORT
>  	struct mlx5dv_flow_action_attr actions[MLX5_DV_MAX_NUMBER_OF_ACTIONS];
>  	/**< Action list. */
> +

No blank line.

> +	struct ibv_flow_action *encap_verb; /**< Verbs object of encap. */
> +	struct ibv_flow_action *decap_verb; /**< Verbs object of decap. */
>  #endif
>  	int actions_n; /**< number of actions. */
>  };
> -- 
> 1.8.3.1
>