Re: no backlight on radeon after recent kernel "upgrade"s
From: Richard Purdie
Date: Thu Feb 22 2007 - 04:57:11 EST
On Thu, 2007-02-22 at 01:13 +0000, James Simmons wrote:
> > Richard Purdie <rpurdie@xxxxxxxxx> writes:
> > > If FB_RADEON_BACKLIGHT wasn't set for 2.6.20, can you try 2.6.21-rc1
> > > with that option disabled?
> > i don't have my laptop with me but i am pretty sure
> > FB_RADEON_BACKLIGHT wasn't set for 2.6.20 (i think it showed up as a
> > new option when i did make oldconfig). i'll post the difference when i
> > get home tonight and also try disabling it.
> Correct. You need to enable the backlight for the radeon card.
The problem is when that is set, the device doesn't work as they need
the ibm ACPI driver, not the raedon one.
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