linux-kernel - Re: [PATCH 2/2] mfd: Add fast path for WM831x touchscreen interrupts

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Message-ID: <20110203001613.GG25448@sortiz-mobl>
Date:	Thu, 3 Feb 2011 01:16:14 +0100
From:	Samuel Ortiz <sameo@...ux.intel.com>
To:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
Cc:	linux-kernel@...r.kernel.org, patches@...nsource.wolfsonmicro.com
Subject: Re: [PATCH 2/2] mfd: Add fast path for WM831x touchscreen
 interrupts

Hi Mark,

On Tue, Feb 01, 2011 at 11:46:13AM +0000, Mark Brown wrote:
> The WM831x interrupt controller provides reporting of the touchscreen
> related interrupts in the primary interrupt status register as a
> performance optimisation - use this to avoid reading the secondary
> status registers for those interrupts.
> 
> For code simplicity and to avoid iterating over all interrupts we open
> code for the two affected interrupt sources.
Patch applied as well, thanks.

Cheers,
Samuel.

-- 
Intel Open Source Technology Centre
http://oss.intel.com/
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