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

From: Andrew Lunn
Date: Mon Jul 01 2019 - 16:02:58 EST


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?

Andrew