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Date:   Mon, 6 Nov 2023 14:48:48 +0100
From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     Johan Hovold <johan@kernel.org>
Cc:     Johan Hovold <johan+linaro@kernel.org>,
        Vinod Koul <vkoul@kernel.org>,
        Kishon Vijay Abraham I <kishon@kernel.org>,
        Stanley Chang <stanley_chang@realtek.com>,
        linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org,
        linux-usb@vger.kernel.org
Subject: Re: [PATCH 0/3] Revert "usb: phy: add usb phy notify port status API"
Message-ID: <2023110636-illusive-widow-8c95@gregkh>
References: <20231106110654.31090-1-johan+linaro@kernel.org>
 <2023110623-pointing-stump-643d@gregkh>
 <ZUjNLj-sKBogTKcd@hovoldconsulting.com>
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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