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

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Date:   Mon, 6 Nov 2023 12:15:59 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Johan Hovold <johan+linaro@...nel.org>
Cc:     Vinod Koul <vkoul@...nel.org>,
        Kishon Vijay Abraham I <kishon@...nel.org>,
        Stanley Chang <stanley_chang@...ltek.com>,
        linux-kernel@...r.kernel.org, linux-phy@...ts.infradead.org,
        linux-usb@...r.kernel.org
Subject: Re: [PATCH 0/3] Revert "usb: phy: add usb phy notify port status API"

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?

> 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.

thanks,

greg k-h