[HEADSUP] ACPI-CA 20070126 import

Nate Lawson nate at root.org
Tue Mar 20 00:43:30 UTC 2007

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.


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