/*
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* Copyright (c) 2018 Mellanox Technologies. All rights reserved.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenIB.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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*/
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#ifndef __MLX5E_TLS_RXTX_H__
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#define __MLX5E_TLS_RXTX_H__
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#include "accel/accel.h"
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#include "en_accel/ktls_txrx.h"
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#ifdef CONFIG_MLX5_EN_TLS
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#include <linux/skbuff.h>
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#include "en.h"
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#include "en/txrx.h"
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u16 mlx5e_tls_get_stop_room(struct mlx5e_txqsq *sq);
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bool mlx5e_tls_handle_tx_skb(struct net_device *netdev, struct mlx5e_txqsq *sq,
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struct sk_buff *skb, struct mlx5e_accel_tx_tls_state *state);
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void mlx5e_tls_handle_tx_wqe(struct mlx5e_txqsq *sq, struct mlx5_wqe_ctrl_seg *cseg,
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struct mlx5e_accel_tx_tls_state *state);
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void mlx5e_tls_handle_rx_skb_metadata(struct mlx5e_rq *rq, struct sk_buff *skb,
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u32 *cqe_bcnt);
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static inline void
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mlx5e_tls_handle_rx_skb(struct mlx5e_rq *rq, struct sk_buff *skb,
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struct mlx5_cqe64 *cqe, u32 *cqe_bcnt)
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{
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if (unlikely(get_cqe_tls_offload(cqe))) /* cqe bit indicates a TLS device */
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return mlx5e_ktls_handle_rx_skb(rq, skb, cqe, cqe_bcnt);
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if (unlikely(test_bit(MLX5E_RQ_STATE_FPGA_TLS, &rq->state) && is_metadata_hdr_valid(skb)))
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return mlx5e_tls_handle_rx_skb_metadata(rq, skb, cqe_bcnt);
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}
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#else
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static inline bool
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mlx5e_accel_is_tls(struct mlx5_cqe64 *cqe, struct sk_buff *skb) { return false; }
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static inline void
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mlx5e_tls_handle_rx_skb(struct mlx5e_rq *rq, struct sk_buff *skb,
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struct mlx5_cqe64 *cqe, u32 *cqe_bcnt) {}
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static inline u16 mlx5e_tls_get_stop_room(struct mlx5e_txqsq *sq)
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{
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return 0;
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}
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#endif /* CONFIG_MLX5_EN_TLS */
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#endif /* __MLX5E_TLS_RXTX_H__ */
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