radeon_fence_wait
int radeon_fence_wait(struct radeon_fence *fence, bool interruptible);
r = radeon_fence_wait(fence, false);
r = radeon_fence_wait(fence, false);
r = radeon_fence_wait(fence, false);
r = radeon_fence_wait(fence, false);
r = radeon_fence_wait(fence, false);
r = radeon_fence_wait(fence, false);
r = radeon_fence_wait(fence, false);
r = radeon_fence_wait(fence1, false);
r = radeon_fence_wait(fence2, false);
r = radeon_fence_wait(fenceA, false);
r = radeon_fence_wait(fenceB, false);
radeon_fence_wait(fence, false);
radeon_fence_wait(fence, false);