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-rw-r--r--include/net/tc_act/tc_mpls.h105
1 files changed, 105 insertions, 0 deletions
diff --git a/include/net/tc_act/tc_mpls.h b/include/net/tc_act/tc_mpls.h
new file mode 100644
index 000000000..721de4f57
--- /dev/null
+++ b/include/net/tc_act/tc_mpls.h
@@ -0,0 +1,105 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
+/* Copyright (C) 2019 Netronome Systems, Inc. */
+
+#ifndef __NET_TC_MPLS_H
+#define __NET_TC_MPLS_H
+
+#include <linux/tc_act/tc_mpls.h>
+#include <net/act_api.h>
+
+struct tcf_mpls_params {
+ int tcfm_action;
+ u32 tcfm_label;
+ u8 tcfm_tc;
+ u8 tcfm_ttl;
+ u8 tcfm_bos;
+ __be16 tcfm_proto;
+ struct rcu_head rcu;
+};
+
+#define ACT_MPLS_TC_NOT_SET 0xff
+#define ACT_MPLS_BOS_NOT_SET 0xff
+#define ACT_MPLS_LABEL_NOT_SET 0xffffffff
+
+struct tcf_mpls {
+ struct tc_action common;
+ struct tcf_mpls_params __rcu *mpls_p;
+};
+#define to_mpls(a) ((struct tcf_mpls *)a)
+
+static inline bool is_tcf_mpls(const struct tc_action *a)
+{
+#ifdef CONFIG_NET_CLS_ACT
+ if (a->ops && a->ops->id == TCA_ID_MPLS)
+ return true;
+#endif
+ return false;
+}
+
+static inline u32 tcf_mpls_action(const struct tc_action *a)
+{
+ u32 tcfm_action;
+
+ rcu_read_lock();
+ tcfm_action = rcu_dereference(to_mpls(a)->mpls_p)->tcfm_action;
+ rcu_read_unlock();
+
+ return tcfm_action;
+}
+
+static inline __be16 tcf_mpls_proto(const struct tc_action *a)
+{
+ __be16 tcfm_proto;
+
+ rcu_read_lock();
+ tcfm_proto = rcu_dereference(to_mpls(a)->mpls_p)->tcfm_proto;
+ rcu_read_unlock();
+
+ return tcfm_proto;
+}
+
+static inline u32 tcf_mpls_label(const struct tc_action *a)
+{
+ u32 tcfm_label;
+
+ rcu_read_lock();
+ tcfm_label = rcu_dereference(to_mpls(a)->mpls_p)->tcfm_label;
+ rcu_read_unlock();
+
+ return tcfm_label;
+}
+
+static inline u8 tcf_mpls_tc(const struct tc_action *a)
+{
+ u8 tcfm_tc;
+
+ rcu_read_lock();
+ tcfm_tc = rcu_dereference(to_mpls(a)->mpls_p)->tcfm_tc;
+ rcu_read_unlock();
+
+ return tcfm_tc;
+}
+
+static inline u8 tcf_mpls_bos(const struct tc_action *a)
+{
+ u8 tcfm_bos;
+
+ rcu_read_lock();
+ tcfm_bos = rcu_dereference(to_mpls(a)->mpls_p)->tcfm_bos;
+ rcu_read_unlock();
+
+ return tcfm_bos;
+}
+
+static inline u8 tcf_mpls_ttl(const struct tc_action *a)
+{
+ u8 tcfm_ttl;
+
+ rcu_read_lock();
+ tcfm_ttl = rcu_dereference(to_mpls(a)->mpls_p)->tcfm_ttl;
+ rcu_read_unlock();
+
+ return tcfm_ttl;
+}
+
+#endif /* __NET_TC_MPLS_H */