[dpdk-dev] [PATCH 1/2] net/mlx5: query HCA for enabled FLEX parser protos
Slava Ovsiienko
viacheslavo at mellanox.com
Fri Oct 18 10:17:17 CEST 2019
> -----Original Message-----
> From: Moti Haimovsky <motih at mellanox.com>
> Sent: Wednesday, October 16, 2019 11:36
> To: Slava Ovsiienko <viacheslavo at mellanox.com>; Raslan Darawsheh
> <rasland at mellanox.com>
> Cc: dev at dpdk.org
> Subject: [PATCH 1/2] net/mlx5: query HCA for enabled FLEX parser protos
>
> This commit add querying the HCA which FLEX protocols are already enabled.
>
> Signed-off-by: Moti Haimovsky <motih at mellanox.com>
Acked-by: Viacheslav Ovsiienko <viacheslavo at mellanox.com>
> ---
> drivers/net/mlx5/mlx5.h | 1 +
> drivers/net/mlx5/mlx5_devx_cmds.c | 2 ++
> drivers/net/mlx5/mlx5_prm.h | 12 ++++++++++++
> 3 files changed, 15 insertions(+)
>
> diff --git a/drivers/net/mlx5/mlx5.h b/drivers/net/mlx5/mlx5.h index
> baf945c..024a403 100644
> --- a/drivers/net/mlx5/mlx5.h
> +++ b/drivers/net/mlx5/mlx5.h
> @@ -184,6 +184,7 @@ struct mlx5_hca_attr {
> uint32_t tunnel_lro_vxlan:1;
> uint32_t lro_max_msg_sz_mode:2;
> uint32_t
> lro_timer_supported_periods[MLX5_LRO_NUM_SUPP_PERIODS];
> + uint32_t flex_parser_protocols;
> };
>
> /* Flow list . */
> diff --git a/drivers/net/mlx5/mlx5_devx_cmds.c
> b/drivers/net/mlx5/mlx5_devx_cmds.c
> index acfe1de..01e4094 100644
> --- a/drivers/net/mlx5/mlx5_devx_cmds.c
> +++ b/drivers/net/mlx5/mlx5_devx_cmds.c
> @@ -330,6 +330,8 @@ struct mlx5_devx_obj *
> attr->eth_net_offloads = MLX5_GET(cmd_hca_cap, hcattr,
> eth_net_offloads);
> attr->eth_virt = MLX5_GET(cmd_hca_cap, hcattr, eth_virt);
> + attr->flex_parser_protocols = MLX5_GET(cmd_hca_cap, hcattr,
> + flex_parser_protocols);
> if (!attr->eth_net_offloads)
> return 0;
>
> diff --git a/drivers/net/mlx5/mlx5_prm.h b/drivers/net/mlx5/mlx5_prm.h
> index 3765df0..e429792 100644
> --- a/drivers/net/mlx5/mlx5_prm.h
> +++ b/drivers/net/mlx5/mlx5_prm.h
> @@ -856,6 +856,18 @@ enum {
> MLX5_INLINE_MODE_INNER_TCP_UDP,
> };
>
> +/* HCA bit masks indicating which Flex parser protocols are already
> +enabled. */ #define MLX5_HCA_FLEX_IPV4_OVER_VXLAN_ENABLED (1UL
> << 0)
> +#define MLX5_HCA_FLEX_IPV6_OVER_VXLAN_ENABLED (1UL << 1) #define
> +MLX5_HCA_FLEX_IPV6_OVER_IP_ENABLED (1UL << 2) #define
> +MLX5_HCA_FLEX_GENEVE_ENABLED (1UL << 3) #define
> +MLX5_HCA_FLEX_CW_MPLS_OVER_GRE_ENABLED (1UL << 4) #define
> +MLX5_HCA_FLEX_CW_MPLS_OVER_UDP_ENABLED (1UL << 5) #define
> +MLX5_HCA_FLEX_P_BIT_VXLAN_GPE_ENABLED (1UL << 6) #define
> +MLX5_HCA_FLEX_VXLAN_GPE_ENABLED (1UL << 7) #define
> +MLX5_HCA_FLEX_ICMP_ENABLED (1UL << 8) #define
> +MLX5_HCA_FLEX_ICMPV6_ENABLED (1UL << 9)
> +
> struct mlx5_ifc_cmd_hca_cap_bits {
> u8 reserved_at_0[0x30];
> u8 vhca_id[0x10];
> --
> 1.8.3.1
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