1721  * Program the port for an atomic adjustment by writing the Tx and Rx timer
1722  * registers. The atomic adjustment won't be completed until the driver issues
1773  * ice_ptp_prep_phy_adj_eth56g - Prep PHY ports for a time adjustment
1775  * @adj: adjustment in nanoseconds
1777  * Prepare the PHY ports for an atomic time adjustment by programming the PHY
1778  * Tx and Rx port registers. The actual adjustment is completed by issuing an
1790 	/* The port clock supports adjustment of the sub-nanosecond portion of  in ice_ptp_prep_phy_adj_eth56g()
1791 	 * the clock (lowest 32 bits). We shift the provided adjustment in  in ice_ptp_prep_phy_adj_eth56g()
1792 	 * nanoseconds by 32 to calculate the appropriate adjustment to program  in ice_ptp_prep_phy_adj_eth56g()
1809  * ice_ptp_prep_phy_incval_eth56g - Prepare PHY ports for time adjustment
2455  * Perform an adjustment to ensure that the PHY and PHC timers are in sync.
2484 	 * Note that the port adjustment is done using 2s complement  in ice_sync_phy_timer_eth56g()
2501 	/* Issue the sync to activate the time adjustment */  in ice_sync_phy_timer_eth56g()
3396  * Program the port for an atomic adjustment by writing the Tx and Rx timer
3397  * registers. The atomic adjustment won't be completed until the driver issues
3445  * ice_ptp_prep_phy_adj_e82x - Prep PHY ports for a time adjustment
3447  * @adj: adjustment in nanoseconds
3449  * Prepare the PHY ports for an atomic time adjustment by programming the PHY
3450  * Tx and Rx port registers. The actual adjustment is completed by issuing an
3459 	/* The port clock supports adjustment of the sub-nanosecond portion of  in ice_ptp_prep_phy_adj_e82x()
3460 	 * the clock. We shift the provided adjustment in nanoseconds to  in ice_ptp_prep_phy_adj_e82x()
3461 	 * calculate the appropriate adjustment to program into the PHY ports.  in ice_ptp_prep_phy_adj_e82x()
3480  * ice_ptp_prep_phy_incval_e82x - Prepare PHY ports for time adjustment
4012  * calculation of the adjustment using integer arithmetic.
4105  * ice_phy_calc_pmd_adj_e82x - Calculate PMD adjustment for Rx
4112  * Calculates the adjustment to Rx timestamps due to PMD alignment in the PHY.
4141 	/* The PMD alignment adjustment measurement depends on the link speed,  in ice_phy_calc_pmd_adj_e82x()
4143 	 * adjustment is calculated by dividing a value by the length of  in ice_phy_calc_pmd_adj_e82x()
4187 		ice_debug(hw, ICE_DBG_PTP, "Unknown link speed %d, skipping PMD adjustment\n",  in ice_phy_calc_pmd_adj_e82x()
4198 	/* Calculate the adjustment by multiplying TUs per second by the  in ice_phy_calc_pmd_adj_e82x()
4207 	/* Finally, for 25G-RS and 50G-RS, a further adjustment for the Rx  in ice_phy_calc_pmd_adj_e82x()
4256 	/* Return the calculated adjustment */  in ice_phy_calc_pmd_adj_e82x()
4315  * calculation of the adjustment using integer arithmetic.
4387 	/* For RS-FEC, this adjustment adds delay, but for other modes, it  in ice_phy_cfg_rx_offset_e82x()
4510  * Perform an adjustment to ensure that the PHY and PHC timers are in sync.
4534 	 * Note that the port adjustment is done using 2s complement  in ice_sync_phy_timer_e82x()
4552 	/* Issue the sync to activate the time adjustment */  in ice_sync_phy_timer_e82x()
5101  * ice_ptp_prep_phy_adj_ll_e810 - Prep PHY ports for a time adjustment
5103  * @adj: adjustment value to program
5105  * Use the low latency firmware interface to program PHY time adjustment to
5139 …ice_debug(hw, ICE_DBG_PTP, "Failed to prepare PHY timer adjustment using low latency interface\n");  in ice_ptp_prep_phy_adj_ll_e810()
5150  * ice_ptp_prep_phy_adj_e810 - Prep PHY port for a time adjustment
5152  * @adj: adjustment value to program
5154  * Prepare the PHY port for an atomic adjustment by programming the PHY
5155  * ETH_GLTSYN_SHADJ_L and ETH_GLTSYN_SHADJ_H registers. The actual adjustment
5158  * The adjustment value only contains the portion used for the upper 32bits of
5173 	 * nanoseconds. Sub-nanosecond adjustment is not supported.  in ice_ptp_prep_phy_adj_e810()
5877  * @adj: Adjustment in nanoseconds
5879  * Perform an atomic adjustment of the PHC time by the specified number of
5882  * 1) Write the adjustment to the source timer shadow registers
5883  * 2) Write the adjustment to the PHY timer shadow registers
5885  *    adjustment to both the source and port timers at the next clock cycle.
5894 	/* Write the desired clock adjustment into the GLTSYN_SHADJ register.  in ice_ptp_adj_clock()