linux/drivers/net/ethernet/freescale/dpaa2/dpaa2-xsk.c

// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
/* Copyright 2022 NXP
 */
#include <linux/filter.h>
#include <linux/compiler.h>
#include <linux/bpf_trace.h>
#include <net/xdp.h>
#include <net/xdp_sock_drv.h>

#include "dpaa2-eth.h"

static void dpaa2_eth_setup_consume_func(struct dpaa2_eth_priv *priv,
					 struct dpaa2_eth_channel *ch,
					 enum dpaa2_eth_fq_type type,
					 dpaa2_eth_consume_cb_t *consume)
{ … }

static u32 dpaa2_xsk_run_xdp(struct dpaa2_eth_priv *priv,
			     struct dpaa2_eth_channel *ch,
			     struct dpaa2_eth_fq *rx_fq,
			     struct dpaa2_fd *fd, void *vaddr)
{ … }

/* Rx frame processing routine for the AF_XDP fast path */
static void dpaa2_xsk_rx(struct dpaa2_eth_priv *priv,
			 struct dpaa2_eth_channel *ch,
			 const struct dpaa2_fd *fd,
			 struct dpaa2_eth_fq *fq)
{ … }

static void dpaa2_xsk_set_bp_per_qdbin(struct dpaa2_eth_priv *priv,
				       struct dpni_pools_cfg *pools_params)
{ … }

static int dpaa2_xsk_disable_pool(struct net_device *dev, u16 qid)
{ … }

static int dpaa2_xsk_enable_pool(struct net_device *dev,
				 struct xsk_buff_pool *pool,
				 u16 qid)
{ … }

int dpaa2_xsk_setup_pool(struct net_device *dev, struct xsk_buff_pool *pool, u16 qid)
{ … }

int dpaa2_xsk_wakeup(struct net_device *dev, u32 qid, u32 flags)
{ … }

static int dpaa2_xsk_tx_build_fd(struct dpaa2_eth_priv *priv,
				 struct dpaa2_eth_channel *ch,
				 struct dpaa2_fd *fd,
				 struct xdp_desc *xdp_desc)
{ … }

bool dpaa2_xsk_tx(struct dpaa2_eth_priv *priv,
		  struct dpaa2_eth_channel *ch)
{ … }