linux-kernel - Re: [PATCH] ARM: tegra: fuse: add fuctions to read speedo id and process id

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Message-ID: <1363746003.3573.80.camel@dahuang-vm>
Date:	Wed, 20 Mar 2013 10:20:03 +0800
From:	Danny Huang <dahuang@...dia.com>
To:	Stephen Warren <swarren@...dotorg.org>
CC:	"linux@....linux.org.uk" <linux@....linux.org.uk>,
	Laxman Dewangan <ldewangan@...dia.com>,
	Prashant Gaikwad <pgaikwad@...dia.com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-tegra@...r.kernel.org" <linux-tegra@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ARM: tegra: fuse: add fuctions to read speedo id and
 process id

On Wed, 2013-03-20 at 09:50 +0800, Stephen Warren wrote:
> On 03/19/2013 07:39 PM, Danny Huang wrote:
> > On Wed, 2013-03-20 at 02:05 +0800, Stephen Warren wrote:
> >> On 03/18/2013 08:33 PM, Danny Huang wrote:
> >>> Add functions to read the speedo and process id of both cpu and soc.
> >>> There might be some drivers need the information as well.
> >>
> >> What code wants to use these functions? It'd be best to submit this
> >> patch with that code, so that something actually uses the functions, and
> >> they don't look like dead code.
> > 
> > There are some developing drivers that are located in drivers folder
> > needs those information.
> 
> Which drivers?

Per my understanding, there is a dvfs development that is trying to use
the devfreq framework.

> 
> > I think that they can't include a header file in mach-tegra folder
> 
> True.
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