drm/radeon: move radeon_ib_ring_tests out of chipset code

Making it easier to control when it is executed.

Signed-off-by: Christian König <deathsimple@vodafone.de>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/radeon/r100.c

@@ -3887,10 +3887,6 @@ static int r100_startup(struct radeon_device *rdev)
 		return r;
 	}
 
-	r = radeon_ib_ring_tests(rdev);
-	if (r)
-		return r;
-
 	return 0;
 }