radeon Disabling GPU acceleration (WB disabled?)
Michel Dänzer
michel at daenzer.net
Tue Oct 22 16:09:26 UTC 2019
On 2019-10-20 11:21 p.m., Meelis Roos wrote:
> I tried 5.2, 5.3 and 5.4-rc4 on my old Fujitsu RX220 with integrated
> Radeon RV100. Dmesg tells that GPU acceleration is disabled. I do not
> know if it has been enabled in the past - no old kernels handy at the
> moment.
>
> From dmesg it looks like something with MTRR maybe: WB disabled.
That's harmless.
> [ 8.535975] [drm] Driver supports precise vblank timestamp query.
> [ 8.535981] radeon 0000:00:05.0: Disabling GPU acceleration
This looks like drm_irq_install returns an error in radeon_irq_kms_init.
--
Earthling Michel Dänzer | https://redhat.com
Libre software enthusiast | Mesa and X developer
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