Re: radeon Disabling GPU acceleration (WB disabled?)

From: Michel DÃnzer
Date: Tue Oct 22 2019 - 12:09:39 EST

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.

> [ÂÂÂ 8.535975] [drm] Driver supports precise vblank timestamp query.
> [ÂÂÂ 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 DÃnzer |
Libre software enthusiast | Mesa and X developer