Re: [Intel-wired-lan] [PATCH iwl-net v2 1/1] e1000e: reconfigure PLL clock gate value and re-enable K1 on Meteor Lake

["Dahan, AvigailX" <avigailx.dahan@intel.com>]

On 02/02/2026 12:32, Vitaly Lifshits wrote:
> Commit 3c7bf5af21960 ("e1000e: Introduce private flag to disable K1")
> disabled K1 by default on Meteor Lake and newer systems due to packet
> loss observed on various platforms. However, disabling K1 caused an
> increase in power consumption due to blocking PC10 state.
> 
> To mitigate this, reconfigure the PLL clock gate value so that K1 can
> remain enabled without incurring the additional power consumption.
> 
> Link: https://bugzilla.kernel.org/show_bug.cgi?id=220954
> Fixes: 3c7bf5af21960 ("e1000e: Introduce private flag to disable K1")
> Signed-off-by: Vitaly Lifshits <vitaly.lifshits@intel.com>
> ---
> v2: add comment for the PLL timeout value and revisit the commit message
> v1: initial version
> ---
>   drivers/net/ethernet/intel/e1000e/ich8lan.c | 6 ++++++
>   drivers/net/ethernet/intel/e1000e/netdev.c  | 3 ---
>   2 files changed, 6 insertions(+), 3 deletions(-)
> 

Tested-by: Avigail Dahan <avigailx.dahan@intel.com>