MLX5_CAP_SNAPSHOT
mdev->hca_caps_cur[MLX5_CAP_SNAPSHOT], cap)
mdev->hca_caps_max[MLX5_CAP_SNAPSHOT], cap)
err = mlx5_core_get_caps(dev, MLX5_CAP_SNAPSHOT);
&dev->hca_caps_cur[MLX5_CAP_SNAPSHOT],
&dev->hca_caps_max[MLX5_CAP_SNAPSHOT],