Thread (37 messages) flat view 37 messages, 3 authors, 16d ago

RE: [PATCH iwl-net 07/12] ice: E825: perform a soft reset when starting the PHY timer

From: Nowlin, Alexander <hidden>
Date: 2026-08-22 04:17:23
Also in: intel-wired-lan

-----Original Message-----
From: Keller, Jacob E <jacob.e.keller@intel.com> 
Sent: Friday, August 21, 2026 5:13 PM
To: Intel Wired LAN <redacted>
Cc: netdev@vger.kernel.org; Machnikowski, Maciej <redacted>; Nguyen, Anthony L <anthony.l.nguyen@intel.com>; Korba, Przemyslaw <redacted>; Nitka, Grzegorz <redacted>; Oros, Petr <redacted>; Nowlin, Alexander <redacted>; Bross, Kevin <redacted>; Cavatur, Ranjit <redacted>; Keller, Jacob E <jacob.e.keller@intel.com>; Machnikowski, Maciej <redacted>
Subject: [PATCH iwl-net 07/12] ice: E825: perform a soft reset when starting the PHY timer

To ensure that the E825 PHY timer begins in a clean state, initiate a PHY soft reset prior to programming the PHY. This ensures that we clear any outstanding Tx timestamp memory, and ensures that the PHY internal state has been completely reset.

Fixes: 7cab44f1c35f ("ice: Introduce ETH56G PHY model for E825C products")
Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Reviewed-by: Maciek Machnikowski <redacted>
---
 drivers/net/ethernet/intel/ice/ice_ptp_hw.c | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)
Tested-by: Alexander Nowlin <redacted>
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