ret = copy_from_user(cmd, user_cmd, arg->command_size);
if (unlikely(ret != 0)) {
+ ret = -EFAULT;
DRM_ERROR("Failed copying commands.\n");
goto out_commit;
}
goto out_err;
vmw_apply_relocations(sw_context);
+
+ if (arg->throttle_us) {
+ ret = vmw_wait_lag(dev_priv, &dev_priv->fifo.fence_queue,
+ arg->throttle_us);
+
+ if (unlikely(ret != 0))
+ goto out_err;
+ }
+
vmw_fifo_commit(dev_priv, arg->command_size);
ret = vmw_fifo_send_fence(dev_priv, &sequence);