diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.h')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.h | 114 |
1 files changed, 12 insertions, 102 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.h b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.h index c6180892cfcb..baa58b62e8df 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.h @@ -7,122 +7,32 @@ #include "en.h" #ifdef CONFIG_MLX5_EN_TLS -#include <net/tls.h> -#include "accel/tls.h" -#include "en_accel/tls_rxtx.h" -#define MLX5E_KTLS_STATIC_UMR_WQE_SZ \ - (offsetof(struct mlx5e_umr_wqe, tls_static_params_ctx) + \ - MLX5_ST_SZ_BYTES(tls_static_params)) -#define MLX5E_KTLS_STATIC_WQEBBS \ - (DIV_ROUND_UP(MLX5E_KTLS_STATIC_UMR_WQE_SZ, MLX5_SEND_WQE_BB)) - -#define MLX5E_KTLS_PROGRESS_WQE_SZ \ - (offsetof(struct mlx5e_tx_wqe, tls_progress_params_ctx) + \ - MLX5_ST_SZ_BYTES(tls_progress_params)) -#define MLX5E_KTLS_PROGRESS_WQEBBS \ - (DIV_ROUND_UP(MLX5E_KTLS_PROGRESS_WQE_SZ, MLX5_SEND_WQE_BB)) - -struct mlx5e_dump_wqe { - struct mlx5_wqe_ctrl_seg ctrl; - struct mlx5_wqe_data_seg data; -}; - -#define MLX5E_TLS_FETCH_UMR_WQE(sq, pi) \ - ((struct mlx5e_umr_wqe *)mlx5e_fetch_wqe(&(sq)->wq, pi, MLX5E_KTLS_STATIC_UMR_WQE_SZ)) -#define MLX5E_TLS_FETCH_PROGRESS_WQE(sq, pi) \ - ((struct mlx5e_tx_wqe *)mlx5e_fetch_wqe(&(sq)->wq, pi, MLX5E_KTLS_PROGRESS_WQE_SZ)) -#define MLX5E_TLS_FETCH_DUMP_WQE(sq, pi) \ - ((struct mlx5e_dump_wqe *)mlx5e_fetch_wqe(&(sq)->wq, pi, \ - sizeof(struct mlx5e_dump_wqe))) - -#define MLX5E_KTLS_DUMP_WQEBBS \ - (DIV_ROUND_UP(sizeof(struct mlx5e_dump_wqe), MLX5_SEND_WQE_BB)) - -enum { - MLX5E_TLS_PROGRESS_PARAMS_AUTH_STATE_NO_OFFLOAD = 0, - MLX5E_TLS_PROGRESS_PARAMS_AUTH_STATE_OFFLOAD = 1, - MLX5E_TLS_PROGRESS_PARAMS_AUTH_STATE_AUTHENTICATION = 2, -}; - -enum { - MLX5E_TLS_PROGRESS_PARAMS_RECORD_TRACKER_STATE_START = 0, - MLX5E_TLS_PROGRESS_PARAMS_RECORD_TRACKER_STATE_TRACKING = 1, - MLX5E_TLS_PROGRESS_PARAMS_RECORD_TRACKER_STATE_SEARCHING = 2, -}; - -struct mlx5e_ktls_offload_context_tx { - struct tls_offload_context_tx *tx_ctx; - struct tls12_crypto_info_aes_gcm_128 crypto_info; - u32 expected_seq; - u32 tisn; - u32 key_id; - bool ctx_post_pending; -}; - -struct mlx5e_ktls_offload_context_tx_shadow { - struct tls_offload_context_tx tx_ctx; - struct mlx5e_ktls_offload_context_tx *priv_tx; -}; +void mlx5e_ktls_build_netdev(struct mlx5e_priv *priv); +int mlx5e_ktls_init_rx(struct mlx5e_priv *priv); +void mlx5e_ktls_cleanup_rx(struct mlx5e_priv *priv); +int mlx5e_ktls_set_feature_rx(struct net_device *netdev, bool enable); +#else -static inline void -mlx5e_set_ktls_tx_priv_ctx(struct tls_context *tls_ctx, - struct mlx5e_ktls_offload_context_tx *priv_tx) +static inline void mlx5e_ktls_build_netdev(struct mlx5e_priv *priv) { - struct tls_offload_context_tx *tx_ctx = tls_offload_ctx_tx(tls_ctx); - struct mlx5e_ktls_offload_context_tx_shadow *shadow; - - BUILD_BUG_ON(sizeof(*shadow) > TLS_OFFLOAD_CONTEXT_SIZE_TX); - - shadow = (struct mlx5e_ktls_offload_context_tx_shadow *)tx_ctx; - - shadow->priv_tx = priv_tx; - priv_tx->tx_ctx = tx_ctx; } -static inline struct mlx5e_ktls_offload_context_tx * -mlx5e_get_ktls_tx_priv_ctx(struct tls_context *tls_ctx) +static inline int mlx5e_ktls_init_rx(struct mlx5e_priv *priv) { - struct tls_offload_context_tx *tx_ctx = tls_offload_ctx_tx(tls_ctx); - struct mlx5e_ktls_offload_context_tx_shadow *shadow; - - BUILD_BUG_ON(sizeof(*shadow) > TLS_OFFLOAD_CONTEXT_SIZE_TX); - - shadow = (struct mlx5e_ktls_offload_context_tx_shadow *)tx_ctx; - - return shadow->priv_tx; + return 0; } -void mlx5e_ktls_build_netdev(struct mlx5e_priv *priv); -void mlx5e_ktls_tx_offload_set_pending(struct mlx5e_ktls_offload_context_tx *priv_tx); - -bool mlx5e_ktls_handle_tx_skb(struct tls_context *tls_ctx, struct mlx5e_txqsq *sq, - struct sk_buff *skb, int datalen, - struct mlx5e_accel_tx_tls_state *state); -void mlx5e_ktls_tx_handle_resync_dump_comp(struct mlx5e_txqsq *sq, - struct mlx5e_tx_wqe_info *wi, - u32 *dma_fifo_cc); -u16 mlx5e_ktls_get_stop_room(struct mlx5e_txqsq *sq); - -static inline u8 -mlx5e_ktls_dumps_num_wqes(struct mlx5e_txqsq *sq, unsigned int nfrags, - unsigned int sync_len) +static inline void mlx5e_ktls_cleanup_rx(struct mlx5e_priv *priv) { - /* Given the MTU and sync_len, calculates an upper bound for the - * number of DUMP WQEs needed for the TX resync of a record. - */ - return nfrags + DIV_ROUND_UP(sync_len, sq->hw_mtu); } -#else -static inline void mlx5e_ktls_build_netdev(struct mlx5e_priv *priv) +static inline int mlx5e_ktls_set_feature_rx(struct net_device *netdev, bool enable) { + netdev_warn(netdev, "kTLS is not supported\n"); + return -EOPNOTSUPP; } -static inline void -mlx5e_ktls_tx_handle_resync_dump_comp(struct mlx5e_txqsq *sq, - struct mlx5e_tx_wqe_info *wi, - u32 *dma_fifo_cc) {} #endif #endif /* __MLX5E_TLS_H__ */ |