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Date: Thu, 3 Mar 2011 11:53:40 -0700
From: Grant Likely <grant.likely@...retlab.ca>
To: Tomoya MORINAGA <morinaga526@....okisemi.com>
Cc: linux-kernel@...r.kernel.org,
"'Ewe, Kok Howg'" <kok.howg.ewe@...el.com>,
"'Lai, Mee Sim'" <mee.sim.lai@...el.com>,
'Toshiharu Okada' <toshiharu-linux@....okisemi.com>
Subject: Re: About GPIO interrupt function with sysfs
On Fri, Feb 18, 2011 at 09:34:03AM +0900, Tomoya MORINAGA wrote:
> Hi,
>
> I have a question.
> Can our GPIO driver (pch_gpio) have interrupt function?
Yes, but you cannot use it from userspace via sysfs. It is only useful for in-kernel users.
g.
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