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0e7623bdf3
Use SPDX-License-Identifier instead of a verbose license text. Signed-off-by: Murali Karicheri <m-karicheri2@ti.com> Signed-off-by: David S. Miller <davem@davemloft.net>
34 lines
860 B
C
34 lines
860 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright 2011-2014 Autronica Fire and Security AS
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*
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* 2011-2014 Arvid Brodin, arvid.brodin@alten.se
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*/
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#ifndef __HSR_SLAVE_H
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#define __HSR_SLAVE_H
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#include <linux/skbuff.h>
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#include <linux/netdevice.h>
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#include <linux/rtnetlink.h>
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#include "hsr_main.h"
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int hsr_add_port(struct hsr_priv *hsr, struct net_device *dev,
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enum hsr_port_type pt);
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void hsr_del_port(struct hsr_port *port);
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bool hsr_port_exists(const struct net_device *dev);
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static inline struct hsr_port *hsr_port_get_rtnl(const struct net_device *dev)
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{
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ASSERT_RTNL();
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return hsr_port_exists(dev) ?
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rtnl_dereference(dev->rx_handler_data) : NULL;
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}
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static inline struct hsr_port *hsr_port_get_rcu(const struct net_device *dev)
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{
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return hsr_port_exists(dev) ?
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rcu_dereference(dev->rx_handler_data) : NULL;
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}
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#endif /* __HSR_SLAVE_H */
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