drm/radeon: stop re-init the TTM page pool

Drivers are not supposed to init the page pool directly any more.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Link: https://patchwork.freedesktop.org/patch/412153/

drivers/gpu/drm/radeon/radeon_ttm.c

@@ -730,9 +730,6 @@ int radeon_ttm_init(struct radeon_device *rdev)
 	}
 	rdev->mman.initialized = true;
 
-	ttm_pool_init(&rdev->mman.bdev.pool, rdev->dev, rdev->need_swiotlb,
-		      dma_addressing_limited(&rdev->pdev->dev));
-
 	r = radeon_ttm_init_vram(rdev);
 	if (r) {
 		DRM_ERROR("Failed initializing VRAM heap.\n");