| /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note |
| * |
| * if_xdp: XDP socket user-space interface |
| * Copyright(c) 2018 Intel Corporation. |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms and conditions of the GNU General Public License, |
| * version 2, as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| * |
| * Author(s): Björn Töpel <bjorn.topel@intel.com> |
| * Magnus Karlsson <magnus.karlsson@intel.com> |
| */ |
| |
| #ifndef _LINUX_IF_XDP_H |
| #define _LINUX_IF_XDP_H |
| |
| #include <linux/types.h> |
| |
| /* XDP socket options */ |
| #define XDP_UMEM_REG 3 |
| |
| struct xdp_umem_reg { |
| __u64 addr; /* Start of packet data area */ |
| __u64 len; /* Length of packet data area */ |
| __u32 frame_size; /* Frame size */ |
| __u32 frame_headroom; /* Frame head room */ |
| }; |
| |
| #endif /* _LINUX_IF_XDP_H */ |