drm/amdgpu: remove unused sync testing

Not used in a while.

Signed-off-by: Christian König <[e-mail]>
Reviewed-by: Ken Wang <[e-mail]>
Reviewed-by: Alex Deucher <[e-mail]>
Signed-off-by: Alex Deucher <[e-mail]>

drivers/gpu/drm/amd/amdgpu/amdgpu.h

···
  * Testing
  */
 void amdgpu_test_moves(struct amdgpu_device *adev);
-void amdgpu_test_ring_sync(struct amdgpu_device *adev,
-			   struct amdgpu_ring *cpA,
-			   struct amdgpu_ring *cpB);
-void amdgpu_test_syncing(struct amdgpu_device *adev);
 
 /*
  * MMU Notifier

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

···
 		else
 			DRM_INFO("amdgpu: acceleration disabled, skipping move tests\n");
 	}
-	if ((amdgpu_testing & 2)) {
-		if (adev->accel_working)
-			amdgpu_test_syncing(adev);
-		else
-			DRM_INFO("amdgpu: acceleration disabled, skipping sync tests\n");
-	}
 	if (amdgpu_benchmarking) {
 		if (adev->accel_working)
 			amdgpu_benchmark(adev, amdgpu_benchmarking);

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

···
 	if (adev->mman.buffer_funcs)
 		amdgpu_do_test_moves(adev);
 }
-
-void amdgpu_test_ring_sync(struct amdgpu_device *adev,
-			   struct amdgpu_ring *ringA,
-			   struct amdgpu_ring *ringB)
-{
-}
-
-static void amdgpu_test_ring_sync2(struct amdgpu_device *adev,
-			    struct amdgpu_ring *ringA,
-			    struct amdgpu_ring *ringB,
-			    struct amdgpu_ring *ringC)
-{
-}
-
-static bool amdgpu_test_sync_possible(struct amdgpu_ring *ringA,
-				      struct amdgpu_ring *ringB)
-{
-	if (ringA == &ringA->adev->vce.ring[0] &&
-	    ringB == &ringB->adev->vce.ring[1])
-		return false;
-
-	return true;
-}
-
-void amdgpu_test_syncing(struct amdgpu_device *adev)
-{
-	int i, j, k;
-
-	for (i = 1; i < AMDGPU_MAX_RINGS; ++i) {
-		struct amdgpu_ring *ringA = adev->rings[i];
-		if (!ringA || !ringA->ready)
-			continue;
-
-		for (j = 0; j < i; ++j) {
-			struct amdgpu_ring *ringB = adev->rings[j];
-			if (!ringB || !ringB->ready)
-				continue;
-
-			if (!amdgpu_test_sync_possible(ringA, ringB))
-				continue;
-
-			DRM_INFO("Testing syncing between rings %d and %d...\n", i, j);
-			amdgpu_test_ring_sync(adev, ringA, ringB);
-
-			DRM_INFO("Testing syncing between rings %d and %d...\n", j, i);
-			amdgpu_test_ring_sync(adev, ringB, ringA);
-
-			for (k = 0; k < j; ++k) {
-				struct amdgpu_ring *ringC = adev->rings[k];
-				if (!ringC || !ringC->ready)
-					continue;
-
-				if (!amdgpu_test_sync_possible(ringA, ringC))
-					continue;
-
-				if (!amdgpu_test_sync_possible(ringB, ringC))
-					continue;
-
-				DRM_INFO("Testing syncing between rings %d, %d and %d...\n", i, j, k);
-				amdgpu_test_ring_sync2(adev, ringA, ringB, ringC);
-
-				DRM_INFO("Testing syncing between rings %d, %d and %d...\n", i, k, j);
-				amdgpu_test_ring_sync2(adev, ringA, ringC, ringB);
-
-				DRM_INFO("Testing syncing between rings %d, %d and %d...\n", j, i, k);
-				amdgpu_test_ring_sync2(adev, ringB, ringA, ringC);
-
-				DRM_INFO("Testing syncing between rings %d, %d and %d...\n", j, k, i);
-				amdgpu_test_ring_sync2(adev, ringB, ringC, ringA);
-
-				DRM_INFO("Testing syncing between rings %d, %d and %d...\n", k, i, j);
-				amdgpu_test_ring_sync2(adev, ringC, ringA, ringB);
-
-				DRM_INFO("Testing syncing between rings %d, %d and %d...\n", k, j, i);
-				amdgpu_test_ring_sync2(adev, ringC, ringB, ringA);
-			}
-		}
-	}
-}