RE: [PATCH] INPUT:Add ABS_PRESSURE input event support fortouchscreen driver

[Baohua Song]

> -----Original Message-----
> From: linux-arm-kernel-bounces@xxxxxxxxxxxxxxxxxxx
> [mailto:linux-arm-kernel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of daoguang
> wu
> Sent: 2011年6月27日 10:15
> To: Mark Brown
> Cc: kgene.kim@xxxxxxxxxxx; ben-linux@xxxxxxxxx;
> dmitry.torokhov@xxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx;
> wdgvip@xxxxxxxxx; linux-input@xxxxxxxxxxxxxxx;
> linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> Subject: Re: [PATCH] INPUT:Add ABS_PRESSURE input event support for
> touchscreen driver
> 
> 2011/6/24 Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx>:
> > On Fri, Jun 24, 2011 at 10:15:38AM +0800, Wu DaoGuang wrote:
> >> The touchscreen driver s3c2410_ts.c doesn't work well when using
> >> the tslib, an abstraction layer for touchscreen panel events.
> >> Tslib needs ABS_X ABS_Y and ABS_PRESSURE events to report, but only
> >> the former two the driver can provide.
> >
> > It seems much more sane to fix this in tslib, the kernel is not actually
> > reporting pressure meaningfully here and there's already BTN_TOUCH to
> > report if the pen is down.
> >
> yeah,I will try to fix it in tslib.

You may send a patch to tslib. 

> Thanks a lot.
> 
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