linux-kernel - Re: [PATCH] ARM: proc: Add Krait proc info

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Date:	Wed, 6 Mar 2013 00:26:15 +0000
From:	Will Deacon <will.deacon@....com>
To:	Stephen Boyd <sboyd@...eaurora.org>
Cc:	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-arm-msm@...r.kernel.org" <linux-arm-msm@...r.kernel.org>,
	Stepan Moskovchenko <stepanm@...eaurora.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ARM: proc: Add Krait proc info

On Tue, Mar 05, 2013 at 10:03:10PM +0000, Stephen Boyd wrote:
> On 03/05/13 00:34, Will Deacon wrote:
> > I was looking at this the other day and wondered whether we could set
> > HWCAP_IDIV in __v7_setup, depending on ID_ISAR0[27:24]. I can't immediately
> > think why that would be difficult, but similarly there may well be a reason
> > why we assign it like this.
> >
> > Fancy taking a look?
> 
> Ok I'll take a look. Should we be masking out HWCAP_IDIVT on
> !CONFIG_ARM_THUMB configurations?

Yes, that's not a bad idea. It makes the IDIV* caps follow what we do for
the others (vfp etc) by only advertising support if the relevant CONFIG
options are selected.

Will
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