Re: [PATCH 2/3] net: phy: realtek: Enable accessing RTL8211E extension pages

From: Heiner Kallweit
Date: Mon Jul 01 2019 - 16:49:55 EST


On 01.07.2019 22:02, Andrew Lunn wrote:
> On Mon, Jul 01, 2019 at 12:52:24PM -0700, Matthias Kaehlcke wrote:
>> The RTL8211E has extension pages, which can be accessed after
>> selecting a page through a custom method. Add a function to
>> modify bits in a register of an extension page and a few
>> helpers for dealing with ext pages.
>>
>> rtl8211e_modify_ext_paged() and rtl821e_restore_page() are
>> inspired by their counterparts phy_modify_paged() and
>> phy_restore_page().
>
> Hi Matthias
>
> While an extended page is selected, what happens to the normal
> registers in the range 0-0x1c? Are they still accessible?
>
AFAIK: no

> Andrew
>
Heiner