1 /* Broadcom NetXtreme-C/E network driver. 2 * 3 * Copyright (c) 2016-2017 Broadcom Limited 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation. 8 */ 9 10 #ifndef BNXT_XDP_H 11 #define BNXT_XDP_H 12 13 DECLARE_STATIC_KEY_FALSE(bnxt_xdp_locking_key); 14 15 struct bnxt_sw_tx_bd *bnxt_xmit_bd(struct bnxt *bp, 16 struct bnxt_tx_ring_info *txr, 17 dma_addr_t mapping, u32 len, 18 struct xdp_buff *xdp); 19 void bnxt_tx_int_xdp(struct bnxt *bp, struct bnxt_napi *bnapi, int nr_pkts); 20 bool bnxt_rx_xdp(struct bnxt *bp, struct bnxt_rx_ring_info *rxr, u16 cons, 21 struct xdp_buff xdp, struct page *page, u8 **data_ptr, 22 unsigned int *len, u8 *event); 23 int bnxt_xdp(struct net_device *dev, struct netdev_bpf *xdp); 24 int bnxt_xdp_xmit(struct net_device *dev, int num_frames, 25 struct xdp_frame **frames, u32 flags); 26 27 bool bnxt_xdp_attached(struct bnxt *bp, struct bnxt_rx_ring_info *rxr); 28 29 void bnxt_xdp_buff_init(struct bnxt *bp, struct bnxt_rx_ring_info *rxr, 30 u16 cons, u8 *data_ptr, unsigned int len, 31 struct xdp_buff *xdp); 32 void bnxt_xdp_buff_frags_free(struct bnxt_rx_ring_info *rxr, 33 struct xdp_buff *xdp); 34 struct sk_buff *bnxt_xdp_build_skb(struct bnxt *bp, struct sk_buff *skb, 35 u8 num_frags, struct page_pool *pool, 36 struct xdp_buff *xdp, 37 struct rx_cmp_ext *rxcmp1); 38 #endif 39