linux-kernel - Re: [Patch V2 0/9] I2C ACPI operation region handler support

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Message-ID: <2676258.HXv5hGZIFG@devpool02>
Date:	Thu, 15 May 2014 09:50:31 +0200
From:	Rolf Eike Beer <eb@...ix.com>
To:	Lan Tianyu <tianyu.lan@...el.com>
Cc:	wsa@...-dreams.de, rjw@...ysocki.net,
	mika.westerberg@...ux.intel.com, awilliam@...hat.com,
	lenb@...nel.org, linux-i2c@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-acpi@...r.kernel.org
Subject: Re: [Patch V2 0/9] I2C ACPI operation region handler support

Lan Tianyu wrote:
> On 05/13/2014 09:09 PM, Rolf Eike Beer wrote:
> > Am Montag, 28. April 2014, 22:27:39 schrieb Lan Tianyu:
> >> ACPI 5.0 spec(5.5.2.4.5) defines GenericSerialBus(i2c, spi, uart)
> >> operation
> >> region. It allows ACPI aml code able to access such kind of devices to
> >> implement some ACPI standard method.
> >> 
> >> On the Asus T100TA, Bios use GenericSerialBus operation region to access
> >> i2c device to get battery info. So battery function depends on the I2C
> >> operation region support. Here is the bug link.
> >> https://bugzilla.kernel.org/show_bug.cgi?id=69011
> > 
> > Hi all,
> 
> > I have tested this series and got some errors, but no additional 
functionality:
> Hi Rolf:
> 	Thanks for test. Could you attach the output of dmesg and acpidump?
> Which machine you are testing on?

Hi,

this is an Aava Inari 8 tablet (pre-release hardware). Please find the DSDT 
and the dmesg.log attached.

In case of any further questions don't hesitate to ask, I'll try to be more 
responsible.

Regards,

Eike
-- 
Rolf Eike Beer, emlix GmbH, http://www.emlix.com
Fon +49 551 30664-0, Fax +49 551 30664-11
Bertha-von-Suttner-Str. 9, 37085 Göttingen, Germany
Sitz der Gesellschaft: Göttingen, Amtsgericht Göttingen HR B 3160
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emlix - smart embedded open source

Download attachment "dsdt.dat" of type "application/octet-stream" (47852 bytes)

View attachment "dmesg.log-3.15-rc5-inari" of type "text/plain" (47351 bytes)

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