On Sun, Aug 4, 2013 at 7:12 AM, Mark Kettenis <mark.kettenis@xxxxxxxxx> 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 <kettenis@xxxxxxxxxxx>
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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Attachment:
0001-drm-radeon-always-program-the-MC-on-startup.patch
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