Subject: Re: [PATCH 29/29] arm64: dts: qcom: Harmonize DWC USB3 DT nodes name

From: Bjorn Andersson <[email-masked]>
Date: Wed, 14 Jul 2021 09:59:41 -0500

On Wed 14 Jul 07:48 CDT 2021, Serge Semin wrote:
[..]
> As Krzysztof said in
> https://lore.kernel.org/lkml/20201221210423.GA2504@kozik-lap/
> and Bjorn noted in his response to your email, the only way to solve
> the problem is to fix the user-land app so one would be able to deal
> with both old and new DT-nodes name.

How do you suggest this to be done? The userspace ABI in question is
used to bind a USB gadgets to the particular USB controller, using the
device name of the USB controller.

> Alternatively you can just
> replace the dts with older one, where the name still have
> the "dwc3"-prefix.
> 

This is exactly what Linus has mind when he tells us not to break
user space.

Regards,
Bjorn

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