> -----Original Message-----
> From: Tony Nguyen <[email protected]>
> Sent: Friday, September 25, 2026 9:21 PM
> To: [email protected]
> Cc: Nguyen, Anthony L <[email protected]>; Ruinskiy, Dima
> <[email protected]>; Avargil, Raanan <[email protected]>;
> Fine, Gil <[email protected]>; [email protected]
> Subject: [PATCH iwl-net] e1000e: add system to disable K1 list
>
> Javier reports seeing issues related to re-enablement of K1; disabling
> it makes the issues go away. Add the reported system to have K1
> disabled by default.
>
> Cc: [email protected]
> Fixes: 578294b8b60d ("e1000e: Reconfigure PLL clock gate timeout and
> re-enable K1 on Meteor Lake")
> Reported-by: Javier Herrera <[email protected]>
> Link: https://lore.kernel.org/intel-wired-
> lan/CAKRuCQLWEcci9hPgNUmvq44Bd2H30T5_vP=exmjsknxmn5y...@mail.gmail.com
> /
> Signed-off-by: Tony Nguyen <[email protected]>
> ---
> drivers/net/ethernet/intel/e1000e/netdev.c | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c
> b/drivers/net/ethernet/intel/e1000e/netdev.c
> index a55e459a78c1..9e22fda7ed93 100644
> --- a/drivers/net/ethernet/intel/e1000e/netdev.c
> +++ b/drivers/net/ethernet/intel/e1000e/netdev.c
> @@ -67,6 +67,13 @@ static const struct dmi_system_id disable_k1_list[]
> = {
> DMI_MATCH(DMI_PRODUCT_NAME, "Dell Pro 16 Plus
> PB16250"),
> },
> },
> + {
> + .ident = "Lenovo ThinkPad P14s Gen 5",
> + .matches = {
> + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
> + DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad P14s Gen
> 5"),
> + },
> + },
> {}
> };
>
> --
> 2.47.1
Reviewed-by: Aleksandr Loktionov <[email protected]>
