drm2 again

[Johannes Lundberg]

On Wed, Oct 31, 2018 at 10:32 PM Steve Kargl <
sgk at troutmask.apl.washington.edu> wrote:

> If I compare Xorg.0.log for drm-legacy-kmod to drm-stable-kmod,
> the black screen of death seems to be related to this failure in legacy
>
>  (II) RADEON(0): Setting screen physical size to 508 x 285
>  failed to add FB for modeset
>  (WW) RADEON(0): Failed to set mode on CRTC 0
>  (EE) RADEON(0): Failed to enable any CRTC
>
> The only other difference in the Xorg.log file are
>
> legacy contains
>
>  (II) RADEON(0): mem size init: gart size :1fdef000 vram size: s:40000000
>  visible:3f7d7000
>  (II) RADEON(0): VRAM usage limit set to 928850K
>
> while stable has
>
>  (II) RADEON(0): mem size init: gart size :3fdde000 vram size: s:40000000
>  visible:3f4b4000
>  (II) RADEON(0): VRAM usage limit set to 925959K
>
> Note, the system does not have an /etc/X11/Xorg.org file.
>

Hi

As for legacy I can't find any functional changes for the kernel drivers..
I will look over the firmware code again today, see if I find anything.

Just out of curiosity, did you try drm-devel-kmod?


> --
> Steve
>