diff options
Diffstat (limited to 'net/hsr/hsr_slave.h')
| -rw-r--r-- | net/hsr/hsr_slave.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/net/hsr/hsr_slave.h b/net/hsr/hsr_slave.h new file mode 100644 index 000000000..edc4612bb --- /dev/null +++ b/net/hsr/hsr_slave.h @@ -0,0 +1,37 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright 2011-2014 Autronica Fire and Security AS + * + * 2011-2014 Arvid Brodin, arvid.brodin@alten.se + * + * include file for HSR and PRP. + */ + +#ifndef __HSR_SLAVE_H +#define __HSR_SLAVE_H + +#include <linux/skbuff.h> +#include <linux/netdevice.h> +#include <linux/rtnetlink.h> +#include "hsr_main.h" + +int hsr_add_port(struct hsr_priv *hsr, struct net_device *dev, + enum hsr_port_type pt, struct netlink_ext_ack *extack); +void hsr_del_port(struct hsr_port *port); +bool hsr_port_exists(const struct net_device *dev); + +static inline struct hsr_port *hsr_port_get_rtnl(const struct net_device *dev) +{ + ASSERT_RTNL(); + return hsr_port_exists(dev) ? + rtnl_dereference(dev->rx_handler_data) : NULL; +} + +static inline struct hsr_port *hsr_port_get_rcu(const struct net_device *dev) +{ + return hsr_port_exists(dev) ? + rcu_dereference(dev->rx_handler_data) : NULL; +} + +bool hsr_invalid_dan_ingress_frame(__be16 protocol); + +#endif /* __HSR_SLAVE_H */ |