diff options
| -rw-r--r-- | drivers/net/ethernet/intel/ice/ice_ptp.c | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_ptp.c b/drivers/net/ethernet/intel/ice/ice_ptp.c index 4d9e122837fa..0afdcda2c8d2 100644 --- a/drivers/net/ethernet/intel/ice/ice_ptp.c +++ b/drivers/net/ethernet/intel/ice/ice_ptp.c @@ -682,6 +682,20 @@ static int ice_ptp_write_adj(struct ice_pf *pf, s32 adj) } /** + * ice_base_incval - Get base timer increment value + * @pf: Board private structure + * + * Look up the base timer increment value for this device. The base increment + * value is used to define the nominal clock tick rate. This increment value + * is programmed during device initialization. It is also used as the basis + * for calculating adjustments using scaled_ppm. + */ +static u64 ice_base_incval(struct ice_pf *pf) +{ + return ICE_PTP_NOMINAL_INCVAL_E810; +} + +/** * ice_ptp_adjfine - Adjust clock increment rate * @info: the driver's PTP info structure * @scaled_ppm: Parts per million with 16-bit fractional field @@ -698,7 +712,7 @@ static int ice_ptp_adjfine(struct ptp_clock_info *info, long scaled_ppm) int neg_adj = 0; int err; - incval = ICE_PTP_NOMINAL_INCVAL_E810; + incval = ice_base_incval(pf); if (scaled_ppm < 0) { neg_adj = 1; @@ -1814,7 +1828,7 @@ void ice_ptp_reset(struct ice_pf *pf) } /* Write the increment time value to PHY and LAN */ - err = ice_ptp_write_incval(hw, ICE_PTP_NOMINAL_INCVAL_E810); + err = ice_ptp_write_incval(hw, ice_base_incval(pf)); if (err) { ice_ptp_unlock(hw); goto err; @@ -1930,7 +1944,7 @@ static int ice_ptp_init_owner(struct ice_pf *pf) } /* Write the increment time value to PHY and LAN */ - err = ice_ptp_write_incval(hw, ICE_PTP_NOMINAL_INCVAL_E810); + err = ice_ptp_write_incval(hw, ice_base_incval(pf)); if (err) { ice_ptp_unlock(hw); goto err_exit; |