diff options
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.h')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.h new file mode 100644 index 000000000000..220285e190fc --- /dev/null +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.h @@ -0,0 +1,37 @@ +/* Broadcom NetXtreme-C/E network driver. + * + * Copyright (c) 2016-2017 Broadcom Limited + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation. + */ + +#ifndef BNXT_XDP_H +#define BNXT_XDP_H + +DECLARE_STATIC_KEY_FALSE(bnxt_xdp_locking_key); + +struct bnxt_sw_tx_bd *bnxt_xmit_bd(struct bnxt *bp, + struct bnxt_tx_ring_info *txr, + dma_addr_t mapping, u32 len, + struct xdp_buff *xdp); +void bnxt_tx_int_xdp(struct bnxt *bp, struct bnxt_napi *bnapi, int budget); +bool bnxt_rx_xdp(struct bnxt *bp, struct bnxt_rx_ring_info *rxr, u16 cons, + struct xdp_buff *xdp, struct page *page, u8 **data_ptr, + unsigned int *len, u8 *event); +int bnxt_xdp(struct net_device *dev, struct netdev_bpf *xdp); +int bnxt_xdp_xmit(struct net_device *dev, int num_frames, + struct xdp_frame **frames, u32 flags); + +bool bnxt_xdp_attached(struct bnxt *bp, struct bnxt_rx_ring_info *rxr); + +void bnxt_xdp_buff_init(struct bnxt *bp, struct bnxt_rx_ring_info *rxr, + u16 cons, u8 *data_ptr, unsigned int len, + struct xdp_buff *xdp); +void bnxt_xdp_buff_frags_free(struct bnxt_rx_ring_info *rxr, + struct xdp_buff *xdp); +struct sk_buff *bnxt_xdp_build_skb(struct bnxt *bp, struct sk_buff *skb, + u8 num_frags, struct page_pool *pool, + struct xdp_buff *xdp); +#endif |