amdkfd: fence_wait_timeout() can be static

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

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

@@ -789,7 +789,8 @@ static int create_queue_cpsch(struct device_queue_manager *dqm, struct queue *q,
 	return retval;
 }
 
-int fence_wait_timeout(unsigned int *fence_addr, unsigned int fence_value,
+static int fence_wait_timeout(unsigned int *fence_addr,
+				unsigned int fence_value,
 				unsigned long timeout)
 {
 	BUG_ON(!fence_addr);