On Wed, Jan 09, 2013 at 09:12:29AM +0000, R, Durgadoss wrote:
> Hi Greg,
> 
> > -----Original Message-----
> > From: Greg KH [mailto:gre...@linuxfoundation.org]
> > Sent: Tuesday, January 08, 2013 12:54 AM
> > To: R, Durgadoss
> > Cc: Zhang, Rui; linux...@vger.kernel.org; linux-kernel@vger.kernel.org;
> > eduardo.valen...@ti.com; hongbo.zh...@linaro.org; w...@nvidia.com
> > Subject: Re: [PATCH 7/9] Thermal: Make PER_ZONE values configurable
> > 
> > On Mon, Jan 07, 2013 at 12:43:24PM +0530, Durgadoss R wrote:
> > > This patch makes MAX_SENSORS_PER_ZONE and
> > > MAX_CDEVS_PER_ZONE values configurable. The
> > > default value is 1, and range is 1-12.
> > 
> > Why would we ever want to change this?  Why make this configurable at
> > all, how is a distro supposed to set this value?
> > 
> > Shouldn't it be specified from the driver itself?
> 
> These are platform level parameters, that can differ for various platforms.
> (Mostly due to board design and thermistor layouts). Stand-alone thermal
> sensor drivers are not (need not be) aware of these values.

Ok, and how does anyone know how to set them properly?

> That's why these values are made configurable.

Pushing work onto other people, without telling them what they need to
do, isn't nice.  Please, either make it auto-configurable, or don't make
it configurable at all.  As it is, this is useless for a distro, or any
"normal" user, right?

If these are platform specific things, shouldn't they be defined in the
platform data for the hardware?

thanks,

greg k-h
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