netdev - Re: [PATCH 0/2] net: sh_eth: add support for SH7786 and big-endian

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Date:   Tue, 05 Dec 2017 14:44:05 -0500 (EST)
From:   David Miller <davem@...emloft.net>
To:     thomas.petazzoni@...e-electrons.com
Cc:     sergei.shtylyov@...entembedded.com,
        niklas.soderlund+renesas@...natech.se, geert+renesas@...der.be,
        horms+renesas@...ge.net.au, netdev@...r.kernel.org,
        linux-renesas-soc@...r.kernel.org
Subject: Re: [PATCH 0/2] net: sh_eth: add support for SH7786 and big-endian

From: Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>
Date: Mon,  4 Dec 2017 15:17:42 +0100

> I've recently been working on an SH7786 based platform, which uses the
> sh_eth network controller. One peculiarity of my setup is that the CPU
> is configured big-endian (even though little-endian is more
> traditional in the Linux SuperH world), and the sh_eth driver was not
> ready for this.
> 
> The first patch simply adds the sh_eth_cpu_data structure that
> describes the SH7786 controller.
> 
> The second patch fixes the driver for big-endian operation. However,
> I'd like this patch to be carefully reviewed by Sergei Shtylyov who
> already did some endianness related changes in this driver. Indeed, my
> change is based on the assumption that the DMA descriptors are in the
> native endianness of the CPU.

Sergei, please let me know when you've re-reviewed this series now
that you have documentation in hand...

Thanks.