> -----Original Message-----
> From: Intel-wired-lan <[email protected]> On Behalf
> Of Tony Nguyen
> Sent: Wednesday, August 12, 2026 1:11 AM
> To: [email protected]
> Cc: Machnikowski, Maciej <[email protected]>;
> [email protected]; Keller, Jacob E <[email protected]>;
> Nguyen, Anthony L <[email protected]>
> Subject: [Intel-wired-lan] [PATCH iwl-net] ice: Recalibrate PHY after
> settime64 on E825-C
>
> From: Maciek Machnikowski <[email protected]>
>
> The PHY on E825-C requires recalibration after large jumps of the
> system time. Add missing PHY recalibration also on E825-C.
>
> Fixes: 7cab44f1c35f ("ice: Introduce ETH56G PHY model for E825C
> products")
> Signed-off-by: Maciek Machnikowski <[email protected]>
> Signed-off-by: Tony Nguyen <[email protected]>
> ---
> drivers/net/ethernet/intel/ice/ice_ptp.c | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/net/ethernet/intel/ice/ice_ptp.c
> b/drivers/net/ethernet/intel/ice/ice_ptp.c
> index 84b99cfc5675..bf625b9f4991 100644
> --- a/drivers/net/ethernet/intel/ice/ice_ptp.c
> +++ b/drivers/net/ethernet/intel/ice/ice_ptp.c
> @@ -1956,8 +1956,9 @@ ice_ptp_settime64(struct ptp_clock_info *info,
> const struct timespec64 *ts)
> /* Reenable periodic outputs */
> ice_ptp_enable_all_perout(pf);
>
> - /* Recalibrate and re-enable timestamp blocks for E822/E823 */
> - if (hw->mac_type == ICE_MAC_GENERIC)
> + /* Recalibrate and re-enable timestamp blocks for
> E822/E823/E825-C */
> + if (hw->mac_type == ICE_MAC_GENERIC ||
> + hw->mac_type == ICE_MAC_GENERIC_3K_E825)
> ice_ptp_restart_all_phy(pf);
> exit:
> if (err) {
> --
> 2.47.1
Reviewed-by: Aleksandr Loktionov <[email protected]>
