diff options
Diffstat (limited to 'include/linux/net_tstamp.h')
| -rw-r--r-- | include/linux/net_tstamp.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/include/linux/net_tstamp.h b/include/linux/net_tstamp.h index eb01c37e71e0..ff0758e88ea1 100644 --- a/include/linux/net_tstamp.h +++ b/include/linux/net_tstamp.h @@ -5,12 +5,48 @@ #include <uapi/linux/net_tstamp.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) + enum hwtstamp_source { + HWTSTAMP_SOURCE_UNSPEC, HWTSTAMP_SOURCE_NETDEV, HWTSTAMP_SOURCE_PHYLIB, }; /** + * 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 @@ -22,6 +58,7 @@ enum hwtstamp_source { * 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 @@ -34,6 +71,7 @@ struct kernel_hwtstamp_config { 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, |