xdp_diag.h (1468B)
1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2/* 3 * xdp_diag: interface for query/monitor XDP sockets 4 * Copyright(c) 2019 Intel Corporation. 5 */ 6 7#ifndef _LINUX_XDP_DIAG_H 8#define _LINUX_XDP_DIAG_H 9 10#include <linux/types.h> 11 12struct xdp_diag_req { 13 __u8 sdiag_family; 14 __u8 sdiag_protocol; 15 __u16 pad; 16 __u32 xdiag_ino; 17 __u32 xdiag_show; 18 __u32 xdiag_cookie[2]; 19}; 20 21struct xdp_diag_msg { 22 __u8 xdiag_family; 23 __u8 xdiag_type; 24 __u16 pad; 25 __u32 xdiag_ino; 26 __u32 xdiag_cookie[2]; 27}; 28 29#define XDP_SHOW_INFO (1 << 0) /* Basic information */ 30#define XDP_SHOW_RING_CFG (1 << 1) 31#define XDP_SHOW_UMEM (1 << 2) 32#define XDP_SHOW_MEMINFO (1 << 3) 33#define XDP_SHOW_STATS (1 << 4) 34 35enum { 36 XDP_DIAG_NONE, 37 XDP_DIAG_INFO, 38 XDP_DIAG_UID, 39 XDP_DIAG_RX_RING, 40 XDP_DIAG_TX_RING, 41 XDP_DIAG_UMEM, 42 XDP_DIAG_UMEM_FILL_RING, 43 XDP_DIAG_UMEM_COMPLETION_RING, 44 XDP_DIAG_MEMINFO, 45 XDP_DIAG_STATS, 46 __XDP_DIAG_MAX, 47}; 48 49#define XDP_DIAG_MAX (__XDP_DIAG_MAX - 1) 50 51struct xdp_diag_info { 52 __u32 ifindex; 53 __u32 queue_id; 54}; 55 56struct xdp_diag_ring { 57 __u32 entries; /*num descs */ 58}; 59 60#define XDP_DU_F_ZEROCOPY (1 << 0) 61 62struct xdp_diag_umem { 63 __u64 size; 64 __u32 id; 65 __u32 num_pages; 66 __u32 chunk_size; 67 __u32 headroom; 68 __u32 ifindex; 69 __u32 queue_id; 70 __u32 flags; 71 __u32 refs; 72}; 73 74struct xdp_diag_stats { 75 __u64 n_rx_dropped; 76 __u64 n_rx_invalid; 77 __u64 n_rx_full; 78 __u64 n_fill_ring_empty; 79 __u64 n_tx_invalid; 80 __u64 n_tx_ring_empty; 81}; 82 83#endif /* _LINUX_XDP_DIAG_H */