Bug#620858: xserver-xorg-video-radeon: slow overall performance upon wake-up from suspend
acimmarusti at gmail.com
Tue Apr 5 07:02:50 PDT 2011
>>> [ 2183.658014] [drm] radeon: 1 quad pipes, 1 z pipes initialized.
>> The kernel radeon driver isn't consistently reporting the number of quad
>> pipes. Does the slowness correspond to the number being reported as 1?
> I've just checked this. Yes, it's slow when the number is reported as
> 1 (which happens both waking up from suspend, and when using
So, this is rather strange. With a vanilla 126.96.36.199 kernel (using
debian config file to compile + two cpu customizations) the quad
number is generally reported as 3, but goes to 1 upon resuming from
With kernel 2.6.38-2 from debian main, quad seems to be 1, but after
resuming it goes to 3.
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