update source to Ceph Pacific 16.2.2

[ceph.git] / ceph / src / spdk / dpdk / lib / librte_node / node_private.h

diff --git a/ceph/src/spdk/dpdk/lib/librte_node/node_private.h b/ceph/src/spdk/dpdk/lib/librte_node/node_private.h
new file mode 100644 (file)
index 0000000..975b9aa
--- /dev/null
+++ b/ceph/src/spdk/dpdk/lib/librte_node/node_private.h
@@ -0,0 +1,79 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(C) 2020 Marvell International Ltd.
+ */
+
+#ifndef __NODE_PRIVATE_H__
+#define __NODE_PRIVATE_H__
+
+#include <rte_common.h>
+#include <rte_log.h>
+#include <rte_mbuf.h>
+
+extern int rte_node_logtype;
+#define NODE_LOG(level, node_name, ...)                                        \
+       rte_log(RTE_LOG_##level, rte_node_logtype,                             \
+               RTE_FMT("NODE %s: %s():%u " RTE_FMT_HEAD(__VA_ARGS__, ) "\n",  \
+                       node_name, __func__, __LINE__,                         \
+                       RTE_FMT_TAIL(__VA_ARGS__, )))
+
+#define node_err(node_name, ...) NODE_LOG(ERR, node_name, __VA_ARGS__)
+#define node_info(node_name, ...) NODE_LOG(INFO, node_name, __VA_ARGS__)
+#define node_dbg(node_name, ...) NODE_LOG(DEBUG, node_name, __VA_ARGS__)
+
+/**
+ *
+ * Node mbuf private data to store next hop, ttl and checksum.
+ */
+struct node_mbuf_priv1 {
+       union {
+               /* IP4 rewrite */
+               struct {
+                       uint16_t nh;
+                       uint16_t ttl;
+                       uint32_t cksum;
+               };
+
+               uint64_t u;
+       };
+};
+
+/**
+ * Node mbuf private area 2.
+ */
+struct node_mbuf_priv2 {
+       uint64_t priv_data;
+} __rte_cache_aligned;
+
+#define NODE_MBUF_PRIV2_SIZE sizeof(struct node_mbuf_priv2)
+
+/**
+ * Get mbuf_priv1 pointer from rte_mbuf.
+ *
+ * @param
+ *   Pointer to the rte_mbuf.
+ *
+ * @return
+ *   Pointer to the mbuf_priv1.
+ */
+static __rte_always_inline struct node_mbuf_priv1 *
+node_mbuf_priv1(struct rte_mbuf *m)
+{
+       return (struct node_mbuf_priv1 *)&m->udata64;
+}
+
+/**
+ * Get mbuf_priv2 pointer from rte_mbuf.
+ *
+ * @param
+ *   Pointer to the rte_mbuf.
+ *
+ * @return
+ *   Pointer to the mbuf_priv2.
+ */
+static __rte_always_inline struct node_mbuf_priv2 *
+node_mbuf_priv2(struct rte_mbuf *m)
+{
+       return (struct node_mbuf_priv2 *)rte_mbuf_to_priv(m);
+}
+
+#endif /* __NODE_PRIVATE_H__ */