Comment 4 for bug 1842009
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| Chris Halse Rogers (raof) wrote Re: [Bug 1842009] Re: [Wayland] Screen blanks for a second whenever discrete GPU is powered up | #4 |
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1b1ed1a
(Get the code!)
It looks like modesetting, or at least a destructive probe of the attached displays.
There's nothing KMS related in dmesg corresponding to the blanking, so I don't think it's an invalid FB (I'd expect i915 to spit something in dmesg in that case)