/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
/* Copyright (c) 2019 Mellanox Technologies. */

#ifndef __MLX5_EN_XSK_RX_H__
#define __MLX5_EN_XSK_RX_H__

#ifdef HAVE_XSK_ZERO_COPY_SUPPORT
#include "en.h"

/* RX data path */
#ifndef HAVE_XSK_BUFF_ALLOC
bool mlx5e_xsk_pages_enough_umem(struct mlx5e_rq *rq, int count);
void mlx5e_xsk_page_release(struct mlx5e_rq *rq,
			    struct mlx5e_alloc_unit *au);
void mlx5e_xsk_zca_free(struct zero_copy_allocator *zca, unsigned long handle);
int mlx5e_xsk_page_alloc_pool(struct mlx5e_rq *rq, struct mlx5e_alloc_unit *au);
#endif
int mlx5e_xsk_alloc_rx_mpwqe(struct mlx5e_rq *rq, u16 ix);
#ifdef HAVE_NO_REFCNT_BIAS
int mlx5e_xsk_alloc_rx_wqes_batched(struct mlx5e_rq *rq, u16 ix, int wqe_bulk);
#endif
int mlx5e_xsk_alloc_rx_wqes(struct mlx5e_rq *rq, u16 ix, int wqe_bulk);
struct sk_buff *mlx5e_xsk_skb_from_cqe_mpwrq_linear(struct mlx5e_rq *rq,
						    struct mlx5e_mpw_info *wi,
						    struct mlx5_cqe64 *cqe,
						    u16 cqe_bcnt,
						    u32 head_offset,
						    u32 page_idx);
struct sk_buff *mlx5e_xsk_skb_from_cqe_linear(struct mlx5e_rq *rq,
					      struct mlx5e_wqe_frag_info *wi,
					      struct mlx5_cqe64 *cqe,
					      u32 cqe_bcnt);

#endif /* HAVE_XSK_ZERO_COPY_SUPPORT */
#endif /* __MLX5_EN_XSK_RX_H__ */
