linux-kernel - Re: HP accelerometer driver: testers wanted

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Message-ID: <20090122221708.GA3430@elf.ucw.cz>
Date:	Thu, 22 Jan 2009 23:17:08 +0100
From:	Pavel Machek <pavel@...e.cz>
To:	Frans Pop <elendil@...net.nl>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: HP accelerometer driver: testers wanted

On Thu 2009-01-22 23:01:57, Frans Pop wrote:
> Hi Pavel,
> 
> Pavel Machek wrote:
> > It is in latest -mm. Enable CONFIG_SENSORS_LIS3LV02D,
> > recompile/reboot. Documentation is in Documentation/hwmon/lis3lv02d
> > and Documentation/hwmon/hpfall.c is standalone binary that should park
> > your disk (and light a led) as soon as freefall is detected.
> 
> My HP 2510p notebook has the device. By chance I activated the driver with 
> my last few builds and at least the input device works perfectly with 
> the -rc2 kernel (tested with jstest and Tux Racer).
> 
> What are the differences relative to -rc2? Looks like it adds the freefall 
> device?

Yes.

> Could you please give some additional info what exactly you want tested, 
> how to test it, and how safe it is to do the test?

Run hpfall, and see if LED lights and disk parks if you "drop" a
computer. (*)

> I'd be willing to test, but not if to do so I'd have to throw the notebook 
> out of the window... Or even if there is the slightest risk of somehow 
> damaging the hard disk.

(*) drop: just move it quickly downwards for 5-10cm. Even walking with
the computer usually triggers it for me.

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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