3 files changed, 104 insertions, 25 deletions

diff --git a/include/net/flow_offload.h b/include/net/flow_offload.h
index d035183c8d03..6200900434e1 100644
--- a/include/net/flow_offload.h
+++ b/include/net/flow_offload.h
@@ -118,6 +118,8 @@ enum flow_action_id {
 	FLOW_ACTION_MARK,
 	FLOW_ACTION_WAKE,
 	FLOW_ACTION_QUEUE,
+	FLOW_ACTION_SAMPLE,
+	FLOW_ACTION_POLICE,
 };
 
 /* This is mirroring enum pedit_header_type definition for easy mapping between
@@ -157,6 +159,16 @@ struct flow_action_entry {
 			u32		index;
 			u8		vf;
 		} queue;
+		struct {				/* FLOW_ACTION_SAMPLE */
+			struct psample_group	*psample_group;
+			u32			rate;
+			u32			trunc_size;
+			bool			truncate;
+		} sample;
+		struct {				/* FLOW_ACTION_POLICE */
+			s64			burst;
+			u64			rate_bytes_ps;
+		} police;
 	};
 };
 
@@ -170,6 +182,17 @@ static inline bool flow_action_has_entries(const struct flow_action *action)
 	return action->num_entries;
 }
 
+/**
+ * flow_action_has_one_action() - check if exactly one action is present
+ * @action: tc filter flow offload action
+ *
+ * Returns true if exactly one action is present.
+ */
+static inline bool flow_offload_has_one_action(const struct flow_action *action)
+{
+	return action->num_entries == 1;
+}
+
 #define flow_action_for_each(__i, __act, __actions)			\
         for (__i = 0, __act = &(__actions)->entries[0]; __i < (__actions)->num_entries; __act = &(__actions)->entries[++__i])
 
diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h
index d5e7a1af346f..eed98f8fcb5e 100644
--- a/include/net/pkt_cls.h
+++ b/include/net/pkt_cls.h
@@ -100,6 +100,11 @@ int tcf_classify(struct sk_buff *skb, const struct tcf_proto *tp,
 		 struct tcf_result *res, bool compat_mode);
 
 #else
+static inline bool tcf_block_shared(struct tcf_block *block)
+{
+	return false;
+}
+
 static inline
 int tcf_block_get(struct tcf_block **p_block,
 		  struct tcf_proto __rcu **p_filter_chain, struct Qdisc *q,
@@ -372,30 +377,6 @@ static inline bool tcf_exts_has_actions(struct tcf_exts *exts)
 }
 
 /**
- * tcf_exts_has_one_action - check if exactly one action is present
- * @exts: tc filter extensions handle
- *
- * Returns true if exactly one action is present.
- */
-static inline bool tcf_exts_has_one_action(struct tcf_exts *exts)
-{
-#ifdef CONFIG_NET_CLS_ACT
-	return exts->nr_actions == 1;
-#else
-	return false;
-#endif
-}
-
-static inline struct tc_action *tcf_exts_first_action(struct tcf_exts *exts)
-{
-#ifdef CONFIG_NET_CLS_ACT
-	return exts->actions[0];
-#else
-	return NULL;
-#endif
-}
-
-/**
  * tcf_exts_exec - execute tc filter extensions
  * @skb: socket buffer
  * @exts: tc filter extensions handle
@@ -648,6 +629,7 @@ struct tc_cls_common_offload {
 	u32 chain_index;
 	__be16 protocol;
 	u32 prio;
+	struct tcf_block *block;
 	struct netlink_ext_ack *extack;
 };
 
@@ -749,11 +731,13 @@ static inline bool tc_in_hw(u32 flags)
 static inline void
 tc_cls_common_offload_init(struct tc_cls_common_offload *cls_common,
 			   const struct tcf_proto *tp, u32 flags,
+			   struct tcf_block *block,
 			   struct netlink_ext_ack *extack)
 {
 	cls_common->chain_index = tp->chain->index;
 	cls_common->protocol = tp->protocol;
 	cls_common->prio = tp->prio;
+	cls_common->block = block;
 	if (tc_skip_sw(flags) || flags & TCA_CLS_FLAGS_VERBOSE)
 		cls_common->extack = extack;
 }
@@ -784,12 +768,14 @@ tc_cls_flower_offload_flow_rule(struct tc_cls_flower_offload *tc_flow_cmd)
 enum tc_matchall_command {
 	TC_CLSMATCHALL_REPLACE,
 	TC_CLSMATCHALL_DESTROY,
+	TC_CLSMATCHALL_STATS,
 };
 
 struct tc_cls_matchall_offload {
 	struct tc_cls_common_offload common;
 	enum tc_matchall_command command;
-	struct tcf_exts *exts;
+	struct flow_rule *rule;
+	struct flow_stats stats;
 	unsigned long cookie;
 };
 
diff --git a/include/net/tc_act/tc_police.h b/include/net/tc_act/tc_police.h
new file mode 100644
index 000000000000..8b9ef3664262
--- /dev/null
+++ b/include/net/tc_act/tc_police.h
@@ -0,0 +1,70 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __NET_TC_POLICE_H
+#define __NET_TC_POLICE_H
+
+#include <net/act_api.h>
+
+struct tcf_police_params {
+	int			tcfp_result;
+	u32			tcfp_ewma_rate;
+	s64			tcfp_burst;
+	u32			tcfp_mtu;
+	s64			tcfp_mtu_ptoks;
+	struct psched_ratecfg	rate;
+	bool			rate_present;
+	struct psched_ratecfg	peak;
+	bool			peak_present;
+	struct rcu_head rcu;
+};
+
+struct tcf_police {
+	struct tc_action	common;
+	struct tcf_police_params __rcu *params;
+
+	spinlock_t		tcfp_lock ____cacheline_aligned_in_smp;
+	s64			tcfp_toks;
+	s64			tcfp_ptoks;
+	s64			tcfp_t_c;
+};
+
+#define to_police(pc) ((struct tcf_police *)pc)
+
+/* old policer structure from before tc actions */
+struct tc_police_compat {
+	u32			index;
+	int			action;
+	u32			limit;
+	u32			burst;
+	u32			mtu;
+	struct tc_ratespec	rate;
+	struct tc_ratespec	peakrate;
+};
+
+static inline bool is_tcf_police(const struct tc_action *act)
+{
+#ifdef CONFIG_NET_CLS_ACT
+	if (act->ops && act->ops->id == TCA_ID_POLICE)
+		return true;
+#endif
+	return false;
+}
+
+static inline u64 tcf_police_rate_bytes_ps(const struct tc_action *act)
+{
+	struct tcf_police *police = to_police(act);
+	struct tcf_police_params *params;
+
+	params = rcu_dereference_bh(police->params);
+	return params->rate.rate_bytes_ps;
+}
+
+static inline s64 tcf_police_tcfp_burst(const struct tc_action *act)
+{
+	struct tcf_police *police = to_police(act);
+	struct tcf_police_params *params;
+
+	params = rcu_dereference_bh(police->params);
+	return params->tcfp_burst;
+}
+
+#endif /* __NET_TC_POLICE_H */