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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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#ifndef _LINUX_NET_TIMESTAMPING_H_#define _LINUX_NET_TIMESTAMPING_H_
#include <uapi/linux/net_tstamp.h>#include <uapi/linux/ethtool_netlink_generated.h>
#define SOF_TIMESTAMPING_SOFTWARE_MASK (SOF_TIMESTAMPING_RX_SOFTWARE | \ SOF_TIMESTAMPING_TX_SOFTWARE | \ SOF_TIMESTAMPING_SOFTWARE)
#define SOF_TIMESTAMPING_HARDWARE_MASK (SOF_TIMESTAMPING_RX_HARDWARE | \ SOF_TIMESTAMPING_TX_HARDWARE | \ SOF_TIMESTAMPING_RAW_HARDWARE)
/** * struct hwtstamp_provider_desc - hwtstamp provider description * * @index: index of the hwtstamp provider. * @qualifier: hwtstamp provider qualifier. */struct hwtstamp_provider_desc { int index; enum hwtstamp_provider_qualifier qualifier;};
/** * struct hwtstamp_provider - hwtstamp provider object * * @rcu_head: RCU callback used to free the struct. * @source: source of the hwtstamp provider. * @phydev: pointer of the phydev source in case a PTP coming from phylib * @desc: hwtstamp provider description. */
struct hwtstamp_provider { struct rcu_head rcu_head; enum hwtstamp_source source; struct phy_device *phydev; struct hwtstamp_provider_desc desc;};
/** * 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 * @ifr: pointer to ifreq structure from the original ioctl request, to pass to * a legacy implementation of a lower driver * @copied_to_user: request was passed to a legacy implementation which already * copied the ioctl request back to user space * @source: indication whether timestamps should come from the netdev or from * an attached phylib PHY * @qualifier: qualifier of the hwtstamp provider * * 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; struct ifreq *ifr; bool copied_to_user; enum hwtstamp_source source; enum hwtstamp_provider_qualifier qualifier;};
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;}
static inline void hwtstamp_config_from_kernel(struct hwtstamp_config *cfg, const struct kernel_hwtstamp_config *kernel_cfg){ cfg->flags = kernel_cfg->flags; cfg->tx_type = kernel_cfg->tx_type; cfg->rx_filter = kernel_cfg->rx_filter;}
static inline bool kernel_hwtstamp_config_changed(const struct kernel_hwtstamp_config *a, const struct kernel_hwtstamp_config *b){ return a->flags != b->flags || a->tx_type != b->tx_type || a->rx_filter != b->rx_filter;}
#endif /* _LINUX_NET_TIMESTAMPING_H_ */