[Bug 99353] Kaveri 7400K shows random colored noise instead of GUI in X or Wayland

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=99353

Michel Dänzer <michel at daenzer.net> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Product|Mesa                        |DRI
         QA Contact|dri-devel at lists.freedesktop |
                   |.org                        |
          Component|Drivers/Gallium/radeonsi    |DRM/Radeon

--- Comment #45 from Michel Dänzer <michel at daenzer.net> ---
(In reply to Bong Cosca from comment #41)
> cik.c reports the following in cik_setup_rb():
> 
> max_rb_num_per_se: 1
> enabled_rbs: 0
> disabled_rbs: 1
> mask: 2
> se_num: 1
> sh_per_se: 1

Looks like there's a bug here in the kernel. These numbers indicate that
there's only a single RB, which is disabled.

Maybe this device ID needs to be added to one of the max_backends_per_se = 2
cases in cik_gpu_init?

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