Special keys not working after installing newest kernel

[Greg KH]

On Fri, Apr 04, 2014 at 11:43:57AM +0200, Riemer van der Zee wrote:
> Hello all,
> 
> I always build a custom kernel from torvalds/linux.git as a training 
> exercise, however since today a few of the special keys are not working.
> (As in/de-creasing and muting sound). I get the following errors after 
> pressing one of these buttons:
> 
> [   47.976253] ACPI: \_SB_.ATKD: Unsupported event type 0x32
> [   50.846828] ACPI: \_SB_.ATKD: Unsupported event type 0x31
> [   51.209026] ACPI: \_SB_.ATKD: Unsupported event type 0x30
> 
> 
> I also find the following messages worrying:
> 
> [    1.290958] ACPI Warning: SystemIO range 0x0000000000000428-0x000000000000042f conflicts with OpRegion 0x0000000000000400-0x000000000000047f (\PMIO) (20140214/utaddress-258)
> [    1.290968] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
> [    1.290974] ACPI Warning: SystemIO range 0x0000000000000540-0x000000000000054f conflicts with OpRegion 0x0000000000000500-0x0000000000000549 (\SBGP) (20140214/utaddress-258)
> [    1.290981] ACPI Warning: SystemIO range 0x0000000000000540-0x000000000000054f conflicts with OpRegion 0x0000000000000500-0x0000000000000563 (\GPIO) (20140214/utaddress-258)
> [    1.290988] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
> [    1.290992] ACPI Warning: SystemIO range 0x0000000000000530-0x000000000000053f conflicts with OpRegion 0x0000000000000500-0x0000000000000549 (\SBGP) (20140214/utaddress-258)
> [    1.290997] ACPI Warning: SystemIO range 0x0000000000000530-0x000000000000053f conflicts with OpRegion 0x0000000000000500-0x0000000000000563 (\GPIO) (20140214/utaddress-258)
> [    1.291001] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
> [    1.291003] ACPI Warning: SystemIO range 0x0000000000000500-0x000000000000052f conflicts with OpRegion 0x0000000000000500-0x0000000000000549 (\SBGP) (20140214/utaddress-258)
> [    1.291008] ACPI Warning: SystemIO range 0x0000000000000500-0x000000000000052f conflicts with OpRegion 0x0000000000000500-0x0000000000000563 (\GPIO) (20140214/utaddress-258)
> [    1.291013] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
> 
> 
> The laptop is an Asus n61j and a version where the keys did work is:
> 01d5f3b598b18a5035426c30801adf65822dbd0c
> 
> my .config      : http://pastebin.com/cwar1Hk7
> the whole dmesg : http://pastebin.com/9jmhLskD
> 
> 
> Any pointers in how to fix this or if you require any more information
> I'm glad to listen/supply. Are there any recent commits to the ACPI 
> system I can take a look at?

Can you run 'git bisect' to track down the patch that broke this for
you?  After doing that, please email the developers who wrote the patch
and their mailing list (found using get_maintainer.pl) and they will
work to resolve the issue.

thanks,

greg k-h