/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * xdp_diag: interface for query/monitor XDP sockets * Copyright(c) 2019 Intel Corporation. */ #ifndef _LINUX_XDP_DIAG_H #define _LINUX_XDP_DIAG_H #include struct xdp_diag_req { __u8 sdiag_family; __u8 sdiag_protocol; __u16 pad; __u32 xdiag_ino; __u32 xdiag_show; __u32 xdiag_cookie[2]; }; struct xdp_diag_msg { __u8 xdiag_family; __u8 xdiag_type; __u16 pad; __u32 xdiag_ino; __u32 xdiag_cookie[2]; }; #define XDP_SHOW_INFO (1 << 0) /* Basic information */ #define XDP_SHOW_RING_CFG (1 << 1) #define XDP_SHOW_UMEM (1 << 2) #define XDP_SHOW_MEMINFO (1 << 3) #define XDP_SHOW_STATS (1 << 4) enum { XDP_DIAG_NONE, XDP_DIAG_INFO, XDP_DIAG_UID, XDP_DIAG_RX_RING, XDP_DIAG_TX_RING, XDP_DIAG_UMEM, XDP_DIAG_UMEM_FILL_RING, XDP_DIAG_UMEM_COMPLETION_RING, XDP_DIAG_MEMINFO, XDP_DIAG_STATS, __XDP_DIAG_MAX, }; #define XDP_DIAG_MAX (__XDP_DIAG_MAX - 1) struct xdp_diag_info { __u32 ifindex; __u32 queue_id; }; struct xdp_diag_ring { __u32 entries; /*num descs */ }; #define XDP_DU_F_ZEROCOPY (1 << 0) struct xdp_diag_umem { __u64 size; __u32 id; __u32 num_pages; __u32 chunk_size; __u32 headroom; __u32 ifindex; __u32 queue_id; __u32 flags; __u32 refs; }; struct xdp_diag_stats { __u64 n_rx_dropped; __u64 n_rx_invalid; __u64 n_rx_full; __u64 n_fill_ring_empty; __u64 n_tx_invalid; __u64 n_tx_ring_empty; }; #endif /* _LINUX_XDP_DIAG_H */