[Bug 434956] Re: screen backlight off after resume-from-suspend when using ATI KMS

[Robert McKee]

I managed to work around this by adding the following lines to grub.
radeon.modeset=0 noapic

After doing this, suspend to ram has worked 100%.

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screen backlight off after resume-from-suspend when using ATI KMS
https://bugs.launchpad.net/bugs/434956
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