From: dwalker@codeaurora.org (Daniel Walker)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] msm: trout: add keypad support
Date: Thu, 09 Dec 2010 14:03:36 -0800 [thread overview]
Message-ID: <1291932216.18827.16.camel@c-dwalke-linux.qualcomm.com> (raw)
In-Reply-To: <AANLkTi=3LHHNJUh35AUkq--KtRCnRaBHx8Ky2bhxxzE4@mail.gmail.com>
On Thu, 2010-12-09 at 14:01 -0800, Arve Hj?nnev?g wrote:
> On Thu, Dec 9, 2010 at 9:45 AM, Daniel Walker <dwalker@codeaurora.org> wrote:
> > On Thu, 2010-12-09 at 12:36 +0530, Trilok Soni wrote:
> >
> >> > +static char *keycaps = "--qwerty";
> >> > +#undef MODULE_PARAM_PREFIX
> >> > +#define MODULE_PARAM_PREFIX "board_trout."
> >> > +module_param_named(keycaps, keycaps, charp, 0);
> >>
> >> I would like to know what is the use of this param?
> >
> > No idea .. It was part of Google's implementation ..
> >
>
> You removed the code that uses it. If you look at the original file
> you can see how it is used:
> http://android.git.kernel.org/?p=kernel/msm.git;a=blob;f=arch/arm/mach-msm/board-trout-keypad.c;hb=refs/heads/android-msm-2.6.35
> It is set by the bootloader according to the hardware version.
>
> You can also see that the "/* userspace needs to know about these
> changes as well */" comments refer to the code that changes the name
> of the input device.
>
> I don't think this change will work correctly with our existing
> user-space code though since you are now reporting the power-key,
> camera-key and slide-switch from a separate input device.
Yeah, I did remove those parts.. I'm not sure where to put that stuff in
this new implementation. I can try to find an appropriate place , unless
you have some suggestions ?
Daniel
--
Sent by a consultant of the Qualcomm Innovation Center, Inc.
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum.
next prev parent reply other threads:[~2010-12-09 22:03 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-09 0:24 [PATCH] msm: trout: add keypad support Daniel Walker
2010-12-09 6:34 ` Arce, Abraham
2010-12-09 7:02 ` Trilok Soni
2010-12-09 7:06 ` Trilok Soni
2010-12-09 17:45 ` Daniel Walker
2010-12-09 22:01 ` Arve Hjønnevåg
2010-12-09 22:03 ` Daniel Walker [this message]
2010-12-10 7:32 ` Trilok Soni
2010-12-10 17:10 ` Daniel Walker
2010-12-13 18:41 ` Daniel Walker
2010-12-14 6:49 ` Trilok Soni
2010-12-15 7:48 ` Pavel Machek
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