amdkfd: test_kq() can be static

Reviewed-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NFengguang Wu <fengguang.wu@intel.com>
Signed-off-by: NOded Gabbay <oded.gabbay@amd.com>

drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c

@@ -321,7 +321,7 @@ void kernel_queue_uninit(struct kernel_queue *kq)
 	kfree(kq);
 }
 
-void test_kq(struct kfd_dev *dev)
+static __attribute__((unused)) void test_kq(struct kfd_dev *dev)
 {
 	struct kernel_queue *kq;
 	uint32_t *buffer, i;