intel/ice/ice_ptp.c

261  * @on: bool value for whether timestamps are enabled or disabled
294  * @on: bool value for whether timestamps are enabled or disabled
458  * @sts: Optional parameter for holding a pair of system timestamps from
482 		 * system timestamps  in ice_ptp_read_src_clk_reg()
498  * Hardware captures timestamps which contain only 32 bits of nominal
499  * nanoseconds, as opposed to the 64bit timestamps that the stack expects.
565  * The Tx and Rx timestamps are 40 bits wide, including 32 bits of nominal
603  * ice_ptp_is_tx_tracker_up - Check if Tx tracker is ready for new timestamps
620  * ice_ptp_process_tx_tstamp - Process Tx timestamps for a port
623  * Process timestamps captured by the PHY associated with this port. To do
655  * timestamps may not be able to safely use the timestamp extension math. In
657  * timestamps when the clock is adjusted. Then this function will discard
658  * those captured timestamps instead of sending them to the stack.
703 			/* Count the number of Tx timestamps that timed out */  in ice_ptp_process_tx_tstamp()
709 		 * reading of timestamps which are not yet valid. This is  in ice_ptp_process_tx_tstamp()
710 		 * important as we must read all timestamps which are valid  in ice_ptp_process_tx_tstamp()
711 		 * and only timestamps which are valid during each interrupt.  in ice_ptp_process_tx_tstamp()
778  * ice_ptp_tx_tstamp - Process Tx timestamps for this function.
782  * Tx timestamps, or ICE_TX_TSTAMP_WORK_DONE otherwise.
794 	/* Check if there are outstanding Tx timestamps */  in ice_ptp_tx_tstamp()
806  * ice_ptp_alloc_tx_tracker - Initialize tracking for Tx timestamps
841  * ice_ptp_flush_tx_tracker - Flush any remaining timestamps from the tracker
861 		 * skip clearing the PHY timestamps.  in ice_ptp_flush_tx_tracker()
881 		/* Count the number of Tx timestamps flushed */  in ice_ptp_flush_tx_tracker()
890  * ice_ptp_mark_tx_tracker_stale - Mark unfinished timestamps as stale
893  * Mark currently outstanding Tx timestamps as stale. This prevents sending
940  * ice_ptp_init_tx_e822 - Initialize tracking for Tx timestamps
962  * ice_ptp_init_tx_e810 - Initialize tracking for Tx timestamps
967  * port has its own block of timestamps, independent of the other ports.
976 	 * verify new timestamps against cached copy of the last read  in ice_ptp_init_tx_e810()
1055  * timestamps as stale and updates the cached PHC time for both the PF and Rx
1074 		 * invalid timestamps, but there isn't much we can do.  in ice_ptp_reset_cached_phctime()
1084 	/* Mark any outstanding timestamps as stale, since they might have  in ice_ptp_reset_cached_phctime()
1096  * @sts: Optional parameter for holding a pair of system timestamps from
1332 	/* temporarily disable Tx timestamps while calibrating PHY offset */  in ice_ptp_port_phy_restart()
1343 	/* Enable Tx timestamps right away */  in ice_ptp_port_phy_restart()
1817  * @sts: Optional parameter for holding a pair of system timestamps from
2437  * ice_ptp_process_ts - Process the PTP Tx timestamps
2441  * timestamps that need processing, and ICE_TX_TSTAMP_WORK_DONE otherwise.
2710  * items used for asynchronous work such as Tx timestamps and periodic work.