netdev - RE: r8152: "ram code speedup mode fail" error with latest RTL8156B firmware

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Message-ID: <000701d9fc4e$2c178d90$8446a8b0$@realtek.com>
Date: Wed, 11 Oct 2023 14:21:06 +0000
From: Hayes Wang <hayeswang@...ltek.com>
To: "'Forest Crossman'" <cyrozap@...il.com>,
        "davem@...emloft.net"
	<davem@...emloft.net>,
        "kuba@...nel.org" <kuba@...nel.org>
CC: "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>
Subject: RE: r8152: "ram code speedup mode fail" error with latest RTL8156B firmware

Forest Crossman <cyrozap@...il.com>
> Sent: Monday, October 9, 2023 8:33 AM
[...]
> Hi, all,
> 
> While looking at my kernel log today I noticed the following error:
> 
> > r8152 6-1:1.0: ram code speedup mode fail
> 
> The error appears when using the latest RTL8156B firmware (04/27/23), but
> not when using the previous version of the firmware (04/15/21).
> 
> I haven't really noticed any malfunction or degradation in the performance of
> my RTL8156B device, but I figured I'd bring this to your attention anyways just
> in case either something really is wrong with the firmware or the driver is
> simply printing the error by mistake.

I think it is caused by the content of the firmware of the PHY.
I would check it.

Best Regards,
Hayes