From 3f3f05ab88722224fef5b0b78a0969f6b54f2cba Mon Sep 17 00:00:00 2001 From: Yevgeny Kliteynik Date: Tue, 9 Mar 2021 03:30:44 +0200 Subject: net/mlx5: Added new parameters to reformat context Adding new reformat context type (INSERT_HEADER) requires adding two new parameters to reformat context - reformat_param_0 and reformat_param_1. As defined by HW spec, these parameters have different meaning for different reformat context type. The first parameter (reformat_param_0) is not new to HW spec, but it wasn't used by any of the supported reformats. The second parameter (reformat_param_1) is new to the HW spec - it was added to allow supporting INSERT_HEADER. For NSERT_HEADER, reformat_param_0 indicates the header used to reference the location of the inserted header, and reformat_param_1 indicates the offset of the inserted header from the reference point defined by reformat_param_0. Signed-off-by: Yevgeny Kliteynik Signed-off-by: Saeed Mahameed --- .../net/ethernet/mellanox/mlx5/core/en/tc_tun.c | 38 +++++++++++++++------- 1 file changed, 26 insertions(+), 12 deletions(-) (limited to 'drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c') diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c index 172e0474f2e6..8f79f04eccd6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c @@ -212,6 +212,7 @@ int mlx5e_tc_tun_create_header_ipv4(struct mlx5e_priv *priv, { int max_encap_size = MLX5_CAP_ESW(priv->mdev, max_encap_header_size); const struct ip_tunnel_key *tun_key = &e->tun_info->key; + struct mlx5_pkt_reformat_params reformat_params; struct mlx5e_neigh m_neigh = {}; TC_TUN_ROUTE_ATTR_INIT(attr); int ipv4_encap_size; @@ -295,9 +296,12 @@ int mlx5e_tc_tun_create_header_ipv4(struct mlx5e_priv *priv, */ goto release_neigh; } - e->pkt_reformat = mlx5_packet_reformat_alloc(priv->mdev, - e->reformat_type, - ipv4_encap_size, encap_header, + + memset(&reformat_params, 0, sizeof(reformat_params)); + reformat_params.type = e->reformat_type; + reformat_params.size = ipv4_encap_size; + reformat_params.data = encap_header; + e->pkt_reformat = mlx5_packet_reformat_alloc(priv->mdev, &reformat_params, MLX5_FLOW_NAMESPACE_FDB); if (IS_ERR(e->pkt_reformat)) { err = PTR_ERR(e->pkt_reformat); @@ -324,6 +328,7 @@ int mlx5e_tc_tun_update_header_ipv4(struct mlx5e_priv *priv, { int max_encap_size = MLX5_CAP_ESW(priv->mdev, max_encap_header_size); const struct ip_tunnel_key *tun_key = &e->tun_info->key; + struct mlx5_pkt_reformat_params reformat_params; TC_TUN_ROUTE_ATTR_INIT(attr); int ipv4_encap_size; char *encap_header; @@ -396,9 +401,12 @@ int mlx5e_tc_tun_update_header_ipv4(struct mlx5e_priv *priv, */ goto release_neigh; } - e->pkt_reformat = mlx5_packet_reformat_alloc(priv->mdev, - e->reformat_type, - ipv4_encap_size, encap_header, + + memset(&reformat_params, 0, sizeof(reformat_params)); + reformat_params.type = e->reformat_type; + reformat_params.size = ipv4_encap_size; + reformat_params.data = encap_header; + e->pkt_reformat = mlx5_packet_reformat_alloc(priv->mdev, &reformat_params, MLX5_FLOW_NAMESPACE_FDB); if (IS_ERR(e->pkt_reformat)) { err = PTR_ERR(e->pkt_reformat); @@ -471,6 +479,7 @@ int mlx5e_tc_tun_create_header_ipv6(struct mlx5e_priv *priv, { int max_encap_size = MLX5_CAP_ESW(priv->mdev, max_encap_header_size); const struct ip_tunnel_key *tun_key = &e->tun_info->key; + struct mlx5_pkt_reformat_params reformat_params; struct mlx5e_neigh m_neigh = {}; TC_TUN_ROUTE_ATTR_INIT(attr); struct ipv6hdr *ip6h; @@ -553,9 +562,11 @@ int mlx5e_tc_tun_create_header_ipv6(struct mlx5e_priv *priv, goto release_neigh; } - e->pkt_reformat = mlx5_packet_reformat_alloc(priv->mdev, - e->reformat_type, - ipv6_encap_size, encap_header, + memset(&reformat_params, 0, sizeof(reformat_params)); + reformat_params.type = e->reformat_type; + reformat_params.size = ipv6_encap_size; + reformat_params.data = encap_header; + e->pkt_reformat = mlx5_packet_reformat_alloc(priv->mdev, &reformat_params, MLX5_FLOW_NAMESPACE_FDB); if (IS_ERR(e->pkt_reformat)) { err = PTR_ERR(e->pkt_reformat); @@ -582,6 +593,7 @@ int mlx5e_tc_tun_update_header_ipv6(struct mlx5e_priv *priv, { int max_encap_size = MLX5_CAP_ESW(priv->mdev, max_encap_header_size); const struct ip_tunnel_key *tun_key = &e->tun_info->key; + struct mlx5_pkt_reformat_params reformat_params; TC_TUN_ROUTE_ATTR_INIT(attr); struct ipv6hdr *ip6h; int ipv6_encap_size; @@ -654,9 +666,11 @@ int mlx5e_tc_tun_update_header_ipv6(struct mlx5e_priv *priv, goto release_neigh; } - e->pkt_reformat = mlx5_packet_reformat_alloc(priv->mdev, - e->reformat_type, - ipv6_encap_size, encap_header, + memset(&reformat_params, 0, sizeof(reformat_params)); + reformat_params.type = e->reformat_type; + reformat_params.size = ipv6_encap_size; + reformat_params.data = encap_header; + e->pkt_reformat = mlx5_packet_reformat_alloc(priv->mdev, &reformat_params, MLX5_FLOW_NAMESPACE_FDB); if (IS_ERR(e->pkt_reformat)) { err = PTR_ERR(e->pkt_reformat); -- cgit