Re: [HEADSUP] ACPI-CA 20070126 import

Nate Lawson wrote:
> Eygene Ryabinkin wrote:
>> Jung-uk, good day.
>>
>>>> I will import ACPI-CA 20070126 from Intel some time next week.  
>>>> Current mega-patch against -CURRENT is here:
>>>>
>>>> http://people.freebsd.org/~jkim/acpica-import-20070126.diff.gz
>>>>
>>>> (Note: Sorry, I had to gzip(1) it because it was too big.)
>>>>
>>>> This patch should fix many ACPI issues in -CURRENT (ACPI-CA 20051021),
>>>> most notably memory leak.  Full change log for ACPI-CA from the last 
>>>> import is here:
>>>>
>>>> http://people.freebsd.org/~jkim/acpica_changes_20051021_20070126.txt
>>>>
>>>> I believe it is quite stable because I have been using this patch on 
>>>> my primary desktop and laptop for a while and it was tested on amd64, 
>>>> i386, and ia64.  However, since the patch is huge, I may have missed 
>>>> something.  If you find something wrong, please let me know before it 
>>>> is too late. ;-)
>> On my Asus A2000D laptop the ACPI patch brought one regression:
>> the backlight control buttons are stopped to do their job. Before
>> the patch they used to work, but with some "delay": to actually
>> increase the brightness of the screen I used to press the "increase
>> brightness" button once and then push five or six times any other
>> F-button (volume up/down, mute, change VGA source or the brightness
>> control button) to get the brightness go up. So I got the feeling
>> of some queue that was pushed by the pressing of additional buttons.
>> But now the brightness controls are just stopped to work.
> 
> I think it's not the acpi-ca patch, it's the recent acpi_ec.c change.
> Try it with rev 1.68 of that file.
> 

Or better, try with rev 1.71 that I just committed.  Fixed a bug where
we weren't re-enabling the GPE, which could cause exactly this issue.

-- 
Nate