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-rw-r--r--include/uapi/linux/xdp_diag.h83
1 files changed, 83 insertions, 0 deletions
diff --git a/include/uapi/linux/xdp_diag.h b/include/uapi/linux/xdp_diag.h
new file mode 100644
index 0000000..66b9973
--- /dev/null
+++ b/include/uapi/linux/xdp_diag.h
@@ -0,0 +1,83 @@
+/* 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 <linux/types.h>
+
+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 */