linux-kernel - Re: [PATCH] usb: renesas-xhci: Fix handling of unknown ROM state

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Message-ID: <YMiJtbesPMxJv7C7@vkoul-mobl>
Date:   Tue, 15 Jun 2021 16:36:29 +0530
From:   Vinod Koul <vkoul@...nel.org>
To:     Greg KH <gregkh@...uxfoundation.org>
Cc:     Moritz Fischer <mdf@...nel.org>, maz@...nel.org,
        linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
        stable@...r.kernel.org, Mathias Nyman <mathias.nyman@...el.com>
Subject: Re: [PATCH] usb: renesas-xhci: Fix handling of unknown ROM state

On 15-06-21, 11:44, Greg KH wrote:
> On Tue, Jun 15, 2021 at 01:22:55PM +0530, Vinod Koul wrote:
> > On 15-06-21, 09:15, Greg KH wrote:
> > > On Mon, Jun 14, 2021 at 07:25:14PM -0700, Moritz Fischer wrote:
> > > > If the ROM status returned is unknown (RENESAS_ROM_STATUS_NO_RESULT)
> > > > we need to attempt loading the firmware rather than just skipping
> > > > it all together.
> > > 
> > > How can this happen?  Can you provide more information here?
> > 
> > Sometimes ROM load seems to return unknown status, this helps in those
> > cases by doing attempting RAM load. The status should be success of
> > fail, here it is neither :(
> 
> Then this needs to be added to the changelog text please.

/me nods

-- 
~Vinod