From 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 12:05:51 +0200 Subject: Adding upstream version 5.10.209. Signed-off-by: Daniel Baumann --- net/hsr/hsr_framereg.h | 88 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 88 insertions(+) create mode 100644 net/hsr/hsr_framereg.h (limited to 'net/hsr/hsr_framereg.h') diff --git a/net/hsr/hsr_framereg.h b/net/hsr/hsr_framereg.h new file mode 100644 index 000000000..5a771cb3f --- /dev/null +++ b/net/hsr/hsr_framereg.h @@ -0,0 +1,88 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright 2011-2014 Autronica Fire and Security AS + * + * Author(s): + * 2011-2014 Arvid Brodin, arvid.brodin@alten.se + * + * include file for HSR and PRP. + */ + +#ifndef __HSR_FRAMEREG_H +#define __HSR_FRAMEREG_H + +#include "hsr_main.h" + +struct hsr_node; + +struct hsr_frame_info { + struct sk_buff *skb_std; + struct sk_buff *skb_hsr; + struct sk_buff *skb_prp; + struct hsr_port *port_rcv; + struct hsr_node *node_src; + u16 sequence_nr; + bool is_supervision; + bool is_vlan; + bool is_local_dest; + bool is_local_exclusive; + bool is_from_san; +}; + +void hsr_del_self_node(struct hsr_priv *hsr); +void hsr_del_nodes(struct list_head *node_db); +struct hsr_node *hsr_get_node(struct hsr_port *port, struct list_head *node_db, + struct sk_buff *skb, bool is_sup, + enum hsr_port_type rx_port); +void hsr_handle_sup_frame(struct hsr_frame_info *frame); +bool hsr_addr_is_self(struct hsr_priv *hsr, unsigned char *addr); + +void hsr_addr_subst_source(struct hsr_node *node, struct sk_buff *skb); +void hsr_addr_subst_dest(struct hsr_node *node_src, struct sk_buff *skb, + struct hsr_port *port); + +void hsr_register_frame_in(struct hsr_node *node, struct hsr_port *port, + u16 sequence_nr); +int hsr_register_frame_out(struct hsr_port *port, struct hsr_node *node, + u16 sequence_nr); + +void hsr_prune_nodes(struct timer_list *t); + +int hsr_create_self_node(struct hsr_priv *hsr, + unsigned char addr_a[ETH_ALEN], + unsigned char addr_b[ETH_ALEN]); + +void *hsr_get_next_node(struct hsr_priv *hsr, void *_pos, + unsigned char addr[ETH_ALEN]); + +int hsr_get_node_data(struct hsr_priv *hsr, + const unsigned char *addr, + unsigned char addr_b[ETH_ALEN], + unsigned int *addr_b_ifindex, + int *if1_age, + u16 *if1_seq, + int *if2_age, + u16 *if2_seq); + +void prp_handle_san_frame(bool san, enum hsr_port_type port, + struct hsr_node *node); +void prp_update_san_info(struct hsr_node *node, bool is_sup); + +struct hsr_node { + struct list_head mac_list; + /* Protect R/W access to seq_out */ + spinlock_t seq_out_lock; + unsigned char macaddress_A[ETH_ALEN]; + unsigned char macaddress_B[ETH_ALEN]; + /* Local slave through which AddrB frames are received from this node */ + enum hsr_port_type addr_B_port; + unsigned long time_in[HSR_PT_PORTS]; + bool time_in_stale[HSR_PT_PORTS]; + unsigned long time_out[HSR_PT_PORTS]; + /* if the node is a SAN */ + bool san_a; + bool san_b; + u16 seq_out[HSR_PT_PORTS]; + struct rcu_head rcu_head; +}; + +#endif /* __HSR_FRAMEREG_H */ -- cgit v1.2.3