Re: [Bugme-new] [Bug 12235] New: /sys/devices/virtual/backlight/acpi_video0/brightness has it backwards

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On Tue, Dec 16, 2008 at 10:00:23AM -0800, Andrew Morton wrote:

> OK, that's weird.  I have a suspicion that we're about to find out that
> this is intentional, but I don't know what the fix is..

My recollection is that some BIOSes provide the list of brightness 
values in reverse order - someone posted a patch to sort them in-kernel, 
but I can't remember what happened to it. xbacklight will work because 
it triggers a direct write to the hardware if the acpi driver isn't 
loaded.

-- 
Matthew Garrett | mjg59@xxxxxxxxxxxxx
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