Re: [PATCH 0/3] Revert "usb: phy: add usb phy notify port status API"

From: Greg Kroah-Hartman
Date: Tue Nov 07 2023 - 02:01:29 EST


On Mon, Nov 06, 2023 at 12:25:34PM +0100, Johan Hovold wrote:
> On Mon, Nov 06, 2023 at 12:15:59PM +0100, Greg Kroah-Hartman wrote:
> > On Mon, Nov 06, 2023 at 12:06:51PM +0100, Johan Hovold wrote:
> > > The recently added Realtek PHY drivers depend on the new port status
> > > notification mechanism which was built on the deprecated USB PHY
> > > implementation and devicetree binding.
> > >
> > > Specifically, using these PHYs would require describing the very same
> > > PHY using both the generic "phy" property and the deprecated "usb-phy"
> > > property which is clearly wrong.
> > >
> > > We should not be building new functionality on top of the legacy USB PHY
> > > implementation even if it is currently stuck in some kind of
> > > transitional limbo.
> > >
> > > Revert the new Realtek PHY drivers for now so that the port status
> > > notification interface can be reverted and replaced before we dig
> > > ourselves into an even deeper hole with this PHY mess.
> > >
> > > Note that there are no upstream users of these PHYs and the drivers were
> > > only included in 6.6 so there should still be time to undo this.
> >
> > No users of these phy drivers yet? Why were they added?
>
> The devicetree bindings were also merged in 6.6 (and are left in place),
> but there are no devicetrees that actually use these new bindings in
> mainline yet.
>
> > > Preferably these should go in through Greg's tree for 6.7-rc1.
> >
> > I'll be glad to take this if I can get an ack for it.
>
> They went in through your tree, but note that you may now get a conflict
> with
>
> 7e909370a5cd ("phy: realtek: Replace of_device.h with explicit includes")
>
> in the phy tree.

I fixed it up by hand, should be good now, thanks.

greg k-h