1 files changed, 120 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_eswitch_br.h b/drivers/net/ethernet/intel/ice/ice_eswitch_br.h
new file mode 100644
index 000000000000..85a8fadb2928
--- /dev/null
+++ b/drivers/net/ethernet/intel/ice/ice_eswitch_br.h
@@ -0,0 +1,120 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Copyright (C) 2023, Intel Corporation. */
+
+#ifndef _ICE_ESWITCH_BR_H_
+#define _ICE_ESWITCH_BR_H_
+
+#include <linux/rhashtable.h>
+#include <linux/workqueue.h>
+
+struct ice_esw_br_fdb_data {
+	unsigned char addr[ETH_ALEN];
+	u16 vid;
+};
+
+struct ice_esw_br_flow {
+	struct ice_rule_query_data *fwd_rule;
+	struct ice_rule_query_data *guard_rule;
+};
+
+enum {
+	ICE_ESWITCH_BR_FDB_ADDED_BY_USER = BIT(0),
+};
+
+struct ice_esw_br_fdb_entry {
+	struct ice_esw_br_fdb_data data;
+	struct rhash_head ht_node;
+	struct list_head list;
+
+	int flags;
+
+	struct net_device *dev;
+	struct ice_esw_br_port *br_port;
+	struct ice_esw_br_flow *flow;
+
+	unsigned long last_use;
+};
+
+enum ice_esw_br_port_type {
+	ICE_ESWITCH_BR_UPLINK_PORT = 0,
+	ICE_ESWITCH_BR_VF_REPR_PORT = 1,
+};
+
+struct ice_esw_br_port {
+	struct ice_esw_br *bridge;
+	struct ice_vsi *vsi;
+	enum ice_esw_br_port_type type;
+	u16 vsi_idx;
+	u16 pvid;
+	struct xarray vlans;
+};
+
+enum {
+	ICE_ESWITCH_BR_VLAN_FILTERING = BIT(0),
+};
+
+struct ice_esw_br {
+	struct ice_esw_br_offloads *br_offloads;
+	struct xarray ports;
+
+	struct rhashtable fdb_ht;
+	struct list_head fdb_list;
+
+	int ifindex;
+	u32 flags;
+	unsigned long ageing_time;
+};
+
+struct ice_esw_br_offloads {
+	struct ice_pf *pf;
+	struct ice_esw_br *bridge;
+	struct notifier_block netdev_nb;
+	struct notifier_block switchdev_blk;
+	struct notifier_block switchdev_nb;
+
+	struct workqueue_struct *wq;
+	struct delayed_work update_work;
+};
+
+struct ice_esw_br_fdb_work {
+	struct work_struct work;
+	struct switchdev_notifier_fdb_info fdb_info;
+	struct net_device *dev;
+	unsigned long event;
+};
+
+struct ice_esw_br_vlan {
+	u16 vid;
+	u16 flags;
+};
+
+#define ice_nb_to_br_offloads(nb, nb_name) \
+	container_of(nb, \
+		     struct ice_esw_br_offloads, \
+		     nb_name)
+
+#define ice_work_to_br_offloads(w) \
+	container_of(w, \
+		     struct ice_esw_br_offloads, \
+		     update_work.work)
+
+#define ice_work_to_fdb_work(w) \
+	container_of(w, \
+		     struct ice_esw_br_fdb_work, \
+		     work)
+
+static inline bool ice_eswitch_br_is_vid_valid(u16 vid)
+{
+	/* In trunk VLAN mode, for untagged traffic the bridge sends requests
+	 * to offload VLAN 1 with pvid and untagged flags set. Since these
+	 * flags are not supported, add a MAC filter instead.
+	 */
+	return vid > 1;
+}
+
+void
+ice_eswitch_br_offloads_deinit(struct ice_pf *pf);
+int
+ice_eswitch_br_offloads_init(struct ice_pf *pf);
+
+#endif /* _ICE_ESWITCH_BR_H_ */