Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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kernel
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linux
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _LINUX_IF_HSR_H_
3#define _LINUX_IF_HSR_H_
4
5/* used to differentiate various protocols */
6enum hsr_version {
7 HSR_V0 = 0,
8 HSR_V1,
9 PRP_V1,
10};
11
12#if IS_ENABLED(CONFIG_HSR)
13extern bool is_hsr_master(struct net_device *dev);
14extern int hsr_get_version(struct net_device *dev, enum hsr_version *ver);
15#else
16static inline bool is_hsr_master(struct net_device *dev)
17{
18 return false;
19}
20static inline int hsr_get_version(struct net_device *dev,
21 enum hsr_version *ver)
22{
23 return -EINVAL;
24}
25#endif /* CONFIG_HSR */
26
27#endif /*_LINUX_IF_HSR_H_*/