amdgpu_fence_emit_polling
amdgpu_fence_emit_polling(ring, &seq);
int amdgpu_fence_emit_polling(struct amdgpu_ring *ring, uint32_t *s);
amdgpu_fence_emit_polling(ring, &seq);
amdgpu_fence_emit_polling(ring, &seq);
amdgpu_fence_emit_polling(ring, &seq);