drm/amdgpu: use pin rather than pin_restricted in a few cases

We don't require a resticted pinning in these cases, so just
use plain pin.
Reviewed-by: NEdward O'Callaghan <funfunctor@folklore1984.net>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_display.c

@@ -187,7 +187,7 @@ int amdgpu_crtc_page_flip_target(struct drm_crtc *crtc,
 		goto cleanup;
 	}
 
-	r = amdgpu_bo_pin_restricted(new_abo, AMDGPU_GEM_DOMAIN_VRAM, 0, 0, &base);
+	r = amdgpu_bo_pin(new_abo, AMDGPU_GEM_DOMAIN_VRAM, &base);
 	if (unlikely(r != 0)) {
 		r = -EINVAL;
 		DRM_ERROR("failed to pin new abo buffer before flip\n");

drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c

@@ -171,7 +171,7 @@ static int amdgpufb_create_pinned_object(struct amdgpu_fbdev *rfbdev,
 	}
 
 
-	ret = amdgpu_bo_pin_restricted(abo, AMDGPU_GEM_DOMAIN_VRAM, 0, 0, NULL);
+	ret = amdgpu_bo_pin(abo, AMDGPU_GEM_DOMAIN_VRAM, NULL);
 	if (ret) {
 		amdgpu_bo_unreserve(abo);
 		goto out_unref;