linux/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c

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

#include "setup.h"
#include "en/params.h"
#include "en/txrx.h"
#include "en/health.h"
#include <net/xdp_sock_drv.h>

static int mlx5e_legacy_rq_validate_xsk(struct mlx5_core_dev *mdev,
					struct mlx5e_params *params,
					struct mlx5e_xsk_param *xsk)
{ … }

/* The limitation of 2048 can be altered, but shouldn't go beyond the minimal
 * stride size of striding RQ.
 */
#define MLX5E_MIN_XSK_CHUNK_SIZE …

bool mlx5e_validate_xsk_param(struct mlx5e_params *params,
			      struct mlx5e_xsk_param *xsk,
			      struct mlx5_core_dev *mdev)
{ … }

static void mlx5e_build_xsk_cparam(struct mlx5_core_dev *mdev,
				   struct mlx5e_params *params,
				   struct mlx5e_xsk_param *xsk,
				   struct mlx5e_channel_param *cparam)
{ … }

static int mlx5e_init_xsk_rq(struct mlx5e_channel *c,
			     struct mlx5e_params *params,
			     struct xsk_buff_pool *pool,
			     struct mlx5e_xsk_param *xsk,
			     struct mlx5e_rq *rq)
{ … }

static int mlx5e_open_xsk_rq(struct mlx5e_channel *c, struct mlx5e_params *params,
			     struct mlx5e_rq_param *rq_params, struct xsk_buff_pool *pool,
			     struct mlx5e_xsk_param *xsk)
{ … }

int mlx5e_open_xsk(struct mlx5e_priv *priv, struct mlx5e_params *params,
		   struct mlx5e_xsk_param *xsk, struct xsk_buff_pool *pool,
		   struct mlx5e_channel *c)
{ … }

void mlx5e_close_xsk(struct mlx5e_channel *c)
{ … }

void mlx5e_activate_xsk(struct mlx5e_channel *c)
{ … }

void mlx5e_deactivate_xsk(struct mlx5e_channel *c)
{ … }