linux-kernel - Re: [PATCH 0/2] etzkx accelerometer support

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Message-ID: <20130617025854.GB12522@kroah.com>
Date:	Sun, 16 Jun 2013 19:58:54 -0700
From:	Greg KH <gregkh@...uxfoundation.org>
To:	Andi Shyti <andi@...zian.org>
Cc:	arnd@...db.de, rob@...dley.net, oatilla@...il.com,
	szsolt@...il.com, linux-kernel@...r.kernel.org,
	linux-doc@...r.kernel.org
Subject: Re: [PATCH 0/2] etzkx accelerometer support

On Mon, Jun 17, 2013 at 12:26:48AM +0200, Andi Shyti wrote:
> > > these two patches provide the etzkx device driver which supports
> > > the following accelerometers:
> > > 
> > >  - Kionix kxcnl
> > >  - Kionix kxtnk
> > >  - ST lisn3dsh
> > > 
> > > Support for ST lis3dsh accelerometer is still in progress.
> > > 
> > > The etzkx accelerometers are a kind of devices that are able to
> > > do gesture recognition directly on the device. It uses two slots
> > > of 16 steps (bytes) each for loading algorithms which perform
> > > gesture recognition.
> > > 
> > > The second patch contains the documentation of the device driver.
> > > 
> > > On http://www.etezian.org/etzkx/etzkx/ is possible to find more
> > > informations about the accelerometer.
> > 
> > Why isn't this a drivers/iio/accel/ driver instead of a misc driver?
> > Please make this an iio driver, then you will be using the correct
> > user/kernel api to talk to your device.
> 
> I was thinking it may be an issue, but it's not iio because the
> time I developed the driver, iio was in the first staging period
> and mainly because the on the board I'm using I cannot update the
> Kernel to use the latest iio.
> 
> I guess you don't like the promise "I can do it later" once the
> supplier sends me a development board (which is planned) :)

Sure, I'll gladly accept "I can do it later" from anyone, as long as you
don't mind my, "I will merge it later" as well :)

Sorry, I can't accept a driver now, that is known to going to be
changing the kernel/user api in the future.  So please, rewrite it to
use IIO, that's what that interface / subsystem is there for.

thanks,

greg k-h
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