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Diffstat (limited to '')
| -rw-r--r-- | include/linux/net_tstamp.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/include/linux/net_tstamp.h b/include/linux/net_tstamp.h new file mode 100644 index 000000000000..fd67f3cc0c4b --- /dev/null +++ b/include/linux/net_tstamp.h @@ -0,0 +1,33 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#ifndef _LINUX_NET_TIMESTAMPING_H_ +#define _LINUX_NET_TIMESTAMPING_H_ + +#include <uapi/linux/net_tstamp.h> + +/** + * struct kernel_hwtstamp_config - Kernel copy of struct hwtstamp_config + * + * @flags: see struct hwtstamp_config + * @tx_type: see struct hwtstamp_config + * @rx_filter: see struct hwtstamp_config + * + * Prefer using this structure for in-kernel processing of hardware + * timestamping configuration, over the inextensible struct hwtstamp_config + * exposed to the %SIOCGHWTSTAMP and %SIOCSHWTSTAMP ioctl UAPI. + */ +struct kernel_hwtstamp_config { + int flags; + int tx_type; + int rx_filter; +}; + +static inline void hwtstamp_config_to_kernel(struct kernel_hwtstamp_config *kernel_cfg, + const struct hwtstamp_config *cfg) +{ + kernel_cfg->flags = cfg->flags; + kernel_cfg->tx_type = cfg->tx_type; + kernel_cfg->rx_filter = cfg->rx_filter; +} + +#endif /* _LINUX_NET_TIMESTAMPING_H_ */ |