On Thu, Jan 27, 2022 at 06:01:09PM +0800, Aaron Ma wrote:
> RTL8153-BL is used in Lenovo Thunderbolt4 dock.
> Add the support of MAC passthrough.
> This is ported from Realtek Outbox driver r8152.53.56-2.15.0.
>
> There are 2 kinds of rules for MAC passthrough of Lenovo products,
> 1st USB vendor ID belongs to Lenovo, 2nd the chip of RTL8153-BL
> is dedicated for Lenovo. Check the ocp data first then set ACPI object
> names.
>
> Suggested-by: Hayes Wang <hayeswang@xxxxxxxxxxx>
> Signed-off-by: Aaron Ma <aaron.ma@xxxxxxxxxxxxx>
> ---
> drivers/net/usb/r8152.c | 44 ++++++++++++++++++++++-------------------
> 1 file changed, 24 insertions(+), 20 deletions(-)
>
> diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
> index ee41088c5251..df997b330ee4 100644
> --- a/drivers/net/usb/r8152.c
> +++ b/drivers/net/usb/r8152.c
> @@ -718,6 +718,7 @@ enum spd_duplex {
> #define AD_MASK 0xfee0
> #define BND_MASK 0x0004
> #define BD_MASK 0x0001
> +#define BL_MASK BIT(3)
Just to be sure, this is defined by Realtek? This is not just Lenovo
just misusing a reserved bit?
Andrew
