From: Alberto Mardegan <mardy@users.sourceforge.net>
To: Matthew Garrett <mjg59@srcf.ucam.org>
Cc: platform-driver-x86@vger.kernel.org,
"Javier S. Pedro" <maemo@javispedro.com>,
Ike Panhc <ike.pan@canonical.com>
Subject: Re: Accelerometer and orientation sensor on Lenovo Ideapad S10-3t
Date: Sat, 28 May 2011 10:15:28 +0300 [thread overview]
Message-ID: <4DE0A110.4010102@users.sourceforge.net> (raw)
In-Reply-To: <20110527163346.GD16769@srcf.ucam.org>
On 05/27/2011 07:33 PM, Matthew Garrett wrote:
> If we're not interested in providing continual fine-grained data then
> the easiest approach may be to present as an input device and then just
> send updated values whenever you receive the coarse udpate signal. But
> you probably want to bring this up on LKML so we can make sure
> everyone's exposing this in the same way.
OK, I will.
>> I know that no one is happy of directly accessing the raw I/O ports, but
>> all my attempts of reading these values through the ACPI interfaces or
>> the EC fields have failed: the fields are always set to 0.
>
> Does the accelerometer appear as an ACPI device?
No, I think it doesn't. There are some fields in the EC device which
might be related to it, but I tried to read them without luck.
Here's the DSDT, anyway:
http://www.mardy.it/archivos/DSDT.dsl
Ciao,
Alberto
--
http://blog.mardy.it <- geek in un lingua international!
next prev parent reply other threads:[~2011-05-28 7:15 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-26 18:27 Accelerometer and orientation sensor on Lenovo Ideapad S10-3t Alberto Mardegan
2011-05-27 16:33 ` Matthew Garrett
2011-05-28 7:15 ` Alberto Mardegan [this message]
2011-06-08 8:52 ` Anisse Astier
2011-06-08 10:49 ` Alberto Mardegan
2011-05-28 12:03 ` Richard Schütz
2011-06-01 7:23 ` Ike Panhc
2011-06-01 19:29 ` Richard Schütz
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