Re: [Patch V2 0/9] I2C ACPI operation region handler support
From: Rolf Eike Beer
Date: Fri May 23 2014 - 02:56:15 EST
Lan Tianyu wrote:
> On 05/20/2014 10:17 PM, Rolf Eike Beer wrote:
> > It may be that I have taken the wrong ACPI files. This is the result of a
> > fresh run of acpidump, together with the most recent dmesg.log, just in
> > case I messed it up.
>
> I have check the log. I2C ACPI operation region targets to I2C controller
> which has one ACPI node in the ACPI table and is associated with one I2C
> adapter. Graphic with one ACPI handle registers several I2C adapters. This
> causes attach data to the ACPI handle with the same handler several time.
> The ACPICA function will return ALREADY EXIST error code and causes the log
> you mentioned. There is no I2C ACPI operation region under graphic device
> node and so not break function. To avoid these noise logs, I make them only
> appear under dynamic debug mode in the my V3 patchset.
Hi,
thanks for the clarification.
Greetings,
Eike
--
Rolf Eike Beer, emlix GmbH, http://www.emlix.com
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