Vlad,
could you verify that the following patch works for you?
> diff --git a/drivers/net/ethernet/intel/e1000e/defines.h
> b/drivers/net/ethernet/intel/e1000e/defines.h
> index 8294a7c4f122..01696eb8dace 100644
> --- a/drivers/net/ethernet/intel/e1000e/defines.h
> +++ b/drivers/net/ethernet/intel/e1000e/defines.h
> @@ -637,6 +637,7 @@
>
> /* For checksumming, the sum of all words in the NVM should equal 0xBABA. */
> #define NVM_SUM 0xBABA
> +#define NVM_SUM_FACTORY_DEFAULT 0xFFFF
>
> /* PBA (printed board assembly) number words */
> #define NVM_PBA_OFFSET_0 8
> diff --git a/drivers/net/ethernet/intel/e1000e/nvm.c
> b/drivers/net/ethernet/intel/e1000e/nvm.c
> index e609f4df86f4..37cbf9236d84 100644
> --- a/drivers/net/ethernet/intel/e1000e/nvm.c
> +++ b/drivers/net/ethernet/intel/e1000e/nvm.c
> @@ -558,6 +558,11 @@ s32 e1000e_validate_nvm_checksum_generic(struct e1000_hw
> *hw)
> checksum += nvm_data;
> }
>
> + if (hw->mac.type == e1000_pch_tgp && checksum ==
> (u16)NVM_SUM_FACTORY_DEFAULT) {
> + e_dbg("Factory-default NVM Checksum on TGP platform -
> ignoring\n");
> + return 0;
> + }
> +
> if (checksum != (u16)NVM_SUM) {
> e_dbg("NVM Checksum Invalid\n");
> return -E1000_ERR_NVM;
--
Best regards,
Jacek Kowalski
