drm/amd/display: Clean up GFX9 tiling_flags path.

We're unconditionally using modifiers internally for GFX9+ now.

Signed-off-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Bas Nieuwenhuizen 2020-09-04 16:40:52 +02:00 • committed by Alex Deucher
commit 9a33e8819b