1639  * Program the port for an atomic adjustment by writing the Tx and Rx timer
1640  * registers. The atomic adjustment won't be completed until the driver issues
1691  * ice_ptp_prep_phy_adj_eth56g - Prep PHY ports for a time adjustment
1693  * @adj: adjustment in nanoseconds
1695  * Prepare the PHY ports for an atomic time adjustment by programming the PHY
1696  * Tx and Rx port registers. The actual adjustment is completed by issuing an
1708 	/* The port clock supports adjustment of the sub-nanosecond portion of  in ice_ptp_prep_phy_adj_eth56g()
1709 	 * the clock (lowest 32 bits). We shift the provided adjustment in  in ice_ptp_prep_phy_adj_eth56g()
1710 	 * nanoseconds by 32 to calculate the appropriate adjustment to program  in ice_ptp_prep_phy_adj_eth56g()
1727  * ice_ptp_prep_phy_incval_eth56g - Prepare PHY ports for time adjustment
2376  * Perform an adjustment to ensure that the PHY and PHC timers are in sync.
2405 	 * Note that the port adjustment is done using 2s complement  in ice_sync_phy_timer_eth56g()
2422 	/* Issue the sync to activate the time adjustment */  in ice_sync_phy_timer_eth56g()
3353  * Program the port for an atomic adjustment by writing the Tx and Rx timer
3354  * registers. The atomic adjustment won't be completed until the driver issues
3402  * ice_ptp_prep_phy_adj_e82x - Prep PHY ports for a time adjustment
3404  * @adj: adjustment in nanoseconds
3406  * Prepare the PHY ports for an atomic time adjustment by programming the PHY
3407  * Tx and Rx port registers. The actual adjustment is completed by issuing an
3416 	/* The port clock supports adjustment of the sub-nanosecond portion of  in ice_ptp_prep_phy_adj_e82x()
3417 	 * the clock. We shift the provided adjustment in nanoseconds to  in ice_ptp_prep_phy_adj_e82x()
3418 	 * calculate the appropriate adjustment to program into the PHY ports.  in ice_ptp_prep_phy_adj_e82x()
3437  * ice_ptp_prep_phy_incval_e82x - Prepare PHY ports for time adjustment
3969  * calculation of the adjustment using integer arithmetic.
4062  * ice_phy_calc_pmd_adj_e82x - Calculate PMD adjustment for Rx
4069  * Calculates the adjustment to Rx timestamps due to PMD alignment in the PHY.
4098 	/* The PMD alignment adjustment measurement depends on the link speed,  in ice_phy_calc_pmd_adj_e82x()
4100 	 * adjustment is calculated by dividing a value by the length of  in ice_phy_calc_pmd_adj_e82x()
4144 		ice_debug(hw, ICE_DBG_PTP, "Unknown link speed %d, skipping PMD adjustment\n",  in ice_phy_calc_pmd_adj_e82x()
4155 	/* Calculate the adjustment by multiplying TUs per second by the  in ice_phy_calc_pmd_adj_e82x()
4164 	/* Finally, for 25G-RS and 50G-RS, a further adjustment for the Rx  in ice_phy_calc_pmd_adj_e82x()
4213 	/* Return the calculated adjustment */  in ice_phy_calc_pmd_adj_e82x()
4272  * calculation of the adjustment using integer arithmetic.
4344 	/* For RS-FEC, this adjustment adds delay, but for other modes, it  in ice_phy_cfg_rx_offset_e82x()
4467  * Perform an adjustment to ensure that the PHY and PHC timers are in sync.
4491 	 * Note that the port adjustment is done using 2s complement  in ice_sync_phy_timer_e82x()
4509 	/* Issue the sync to activate the time adjustment */  in ice_sync_phy_timer_e82x()
5045  * ice_ptp_prep_phy_adj_e810 - Prep PHY port for a time adjustment
5047  * @adj: adjustment value to program
5049  * Prepare the PHY port for an atomic adjustment by programming the PHY
5050  * ETH_GLTSYN_SHADJ_L and ETH_GLTSYN_SHADJ_H registers. The actual adjustment
5053  * The adjustment value only contains the portion used for the upper 32bits of
5065 	 * nanoseconds. Sub-nanosecond adjustment is not supported.  in ice_ptp_prep_phy_adj_e810()
5654  * @adj: Adjustment in nanoseconds
5656  * Perform an atomic adjustment of the PHC time by the specified number of
5659  * 1) Write the adjustment to the source timer shadow registers
5660  * 2) Write the adjustment to the PHY timer shadow registers
5662  *    adjustment to both the source and port timers at the next clock cycle.
5671 	/* Write the desired clock adjustment into the GLTSYN_SHADJ register.  in ice_ptp_adj_clock()