On Sun, Aug 4, 2013 at 7:12 AM, Mark Kettenis <[email protected]> wrote: > Failure to load the firmwares on ARUBA isn't considered fatal. > However modesetting doesn't quite work in that case. On an HP > Pavillion Sleekbook 15 with A4-4335M APU, I end up with a screen full > of garbage. Calling evergreen_mc_program() fixes the issue. > > Diff below is against the OpenBSD codebase, which corresponds to Linux > 3.8.13. > > Signed-off-by: Mark Kettenis <[email protected]>
We should just always program the MC as on previous asics.
Alex
>
>
> diff --git a/sys/dev/pci/drm/radeon/ni.c b/sys/dev/pci/drm/radeon/ni.c
> index cebaf8a..1b29475 100644
> --- a/sys/dev/pci/drm/radeon/ni.c
> +++ b/sys/dev/pci/drm/radeon/ni.c
> @@ -1519,6 +1519,7 @@ static int cayman_startup(struct radeon_device *rdev)
> r = ni_init_microcode(rdev);
> if (r) {
> DRM_ERROR("Failed to load firmware!\n");
> + evergreen_mc_program(rdev);
> return r;
> }
> }
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0001-drm-radeon-always-program-the-MC-on-startup.patch
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