linux-kernel - Re: [RESEND PATCH 2/2] usb: dwc3: pci add property to allow user space role switch

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Message-ID: <87ilzu5ap0.fsf@kernel.org>
Date:   Wed, 25 Aug 2021 08:55:41 +0300
From:   Felipe Balbi <balbi@...nel.org>
To:     Nehal Bakulchandra Shah <Nehal-Bakulchandra.shah@....com>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>
Cc:     gregkh@...uxfoundation.org, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org, kun.liu2@....com,
        alexander.deucher@....com
Subject: Re: [RESEND PATCH 2/2] usb: dwc3: pci add property to allow user
 space role switch


Hi,

Nehal Bakulchandra Shah <Nehal-Bakulchandra.shah@....com> writes:

> For AMD platform there is a requirement to enable user space role
> switch from host to device and device to host as customer platform is not
> completely capable of OTG i.e. with type C controller it does not have PD
> to support role switching. Hence, based ACPI/EC interrupt role switch is
> triggered by the usemode script running in background.
                   usermode ?


> Signed-off-by: Nehal Bakulchandra Shah <Nehal-Bakulchandra.shah@....com>

I'm okay with this, just wondering if we need to Document the property
somewhere.

@Heikki, is there a place to document these private properties that's
not on DT binding document?

-- 
balbi