[Intel-wired-lan] [PATCH v3] e1000e: Add support for Alder Lake

[Brown, Aaron F]

> From: Intel-wired-lan <intel-wired-lan-bounces at osuosl.org> On Behalf Of
> Sasha Neftin
> Sent: Sunday, January 19, 2020 3:57 AM
> To: intel-wired-lan at lists.osuosl.org
> Subject: [Intel-wired-lan] [PATCH v3] e1000e: Add support for Alder Lake
> 
> Add devices ID's for the next LOM generations that will be
> available on the next Intel Client platform (Alder Lake)
> This patch provides the initial support for these devices
> 
> v1->v2:
> Address community comments
> v2->v3:
> Fix minor typo
> 
> Signed-off-by: Sasha Neftin <sasha.neftin at intel.com>
> ---
>  drivers/net/ethernet/intel/e1000e/ethtool.c | 2 ++
>  drivers/net/ethernet/intel/e1000e/hw.h      | 5 +++++
>  drivers/net/ethernet/intel/e1000e/ich8lan.c | 7 +++++++
>  drivers/net/ethernet/intel/e1000e/netdev.c  | 6 ++++++
>  drivers/net/ethernet/intel/e1000e/ptp.c     | 1 +
>  5 files changed, 21 insertions(+)
> 
> diff --git a/drivers/net/ethernet/intel/e1000e/ethtool.c
> b/drivers/net/ethernet/intel/e1000e/ethtool.c
> index adce7e319b9e..9e7881db7859 100644
> --- a/drivers/net/ethernet/intel/e1000e/ethtool.c
> +++ b/drivers/net/ethernet/intel/e1000e/ethtool.c
> @@ -897,6 +897,7 @@ static int e1000_reg_test(struct e1000_adapter
> *adapter, u64 *data)
>  	case e1000_pch_cnp:
>  		/* fall through */
>  	case e1000_pch_tgp:
> +	case e1000_pch_adp:
>  		mask |= BIT(18);
>  		break;
>  	default:
> @@ -1561,6 +1562,7 @@ static void e1000_loopback_cleanup(struct
> e1000_adapter *adapter)
>  	case e1000_pch_spt:
>  	case e1000_pch_cnp:
>  	case e1000_pch_tgp:
> +	case e1000_pch_adp:
>  		fext_nvm11 = er32(FEXTNVM11);
>  		fext_nvm11 &= ~E1000_FEXTNVM11_DISABLE_MULR_FIX;
>  		ew32(FEXTNVM11, fext_nvm11);
> diff --git a/drivers/net/ethernet/intel/e1000e/hw.h
> b/drivers/net/ethernet/intel/e1000e/hw.h
> index f556163481cb..a1dbf8df1c70 100644
> --- a/drivers/net/ethernet/intel/e1000e/hw.h
> +++ b/drivers/net/ethernet/intel/e1000e/hw.h
> @@ -97,6 +97,10 @@ struct e1000_hw;
>  #define E1000_DEV_ID_PCH_TGP_I219_LM14		0x15F9
>  #define E1000_DEV_ID_PCH_TGP_I219_V14		0x15FA
>  #define E1000_DEV_ID_PCH_TGP_I219_LM15		0x15F4
> +#define E1000_DEV_ID_PCH_ADP_1219_LM16		0x1A1E
> +#define E1000_DEV_ID_PCH_ADP_1219_V16		0x1A1F
> +#define E1000_DEV_ID_PCH_ADP_1219_LM17		0x1A1C
> +#define E1000_DEV_ID_PCH_ADP_1219_V17		0x1A1D

Something seems to be missing.  After building and booting to the kernel with this patch included I do not see the a 1a1e, 1a1f, 1a1c or 1a1d device from modinfo:
u1519:[1]/usr/src/kernels/next-queue> modinfo igc|grep -i 1a1
u1519:[1]/usr/src/kernels/next-queue>