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Date:   Sun, 11 Aug 2019 09:32:12 +0200
From:   Thomas Bogendoerfer <>
To:     Jakub Kicinski <>
Cc:     Ralf Baechle <>,
        Paul Burton <>,
        James Hogan <>,
        Dmitry Torokhov <>,
        Lee Jones <>,
        "David S. Miller" <>,
        Srinivas Kandagatla <>,
        Alessandro Zummo <>,
        Alexandre Belloni <>,
        Greg Kroah-Hartman <>,
        Jiri Slaby <>,
        Evgeniy Polyakov <>,,,,,,
Subject: Re: [PATCH v4 7/9] mfd: ioc3: Add driver for SGI IOC3 chip

On Fri, 9 Aug 2019 14:22:22 -0700
Jakub Kicinski <> wrote:

> On Fri,  9 Aug 2019 12:32:29 +0200, Thomas Bogendoerfer wrote:
> > SGI IOC3 chip has integrated ethernet, keyboard and mouse interface.
> > It also supports connecting a SuperIO chip for serial and parallel
> > interfaces. IOC3 is used inside various SGI systemboards and add-on
> > cards with different equipped external interfaces.
> > 
> > Support for ethernet and serial interfaces were implemented inside
> > the network driver. This patchset moves out the not network related
> > parts to a new MFD driver, which takes care of card detection,
> > setup of platform devices and interrupt distribution for the subdevices.
> > 
> > Serial portion: Acked-by: Greg Kroah-Hartman <>
> > 
> > Signed-off-by: Thomas Bogendoerfer <>
> There are a lot of changes in the ethernet part which are not easy to
> explain by the introduction of the other MFD parts.. Could you possibly
> break this change up into smaller chunks?

working on it

> Also please don't use stdint types in the kernel, please try checkpatch
> to catch coding style issues.

my patch already reduces them and checkpatch only warns about usage of printk
for the network part. Changing that to dev_warn/dev_err in the mfd patch didn't
seem the right thing to do. As I'm splitting the conversion patch into a few
steps I could also replace the printks.


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