MLX4_DEV_CAP_FLAG_MEM_WINDOW
if (dev->caps.flags & MLX4_DEV_CAP_FLAG_MEM_WINDOW ||
if (dev->dev->caps.flags & MLX4_DEV_CAP_FLAG_MEM_WINDOW)
flags &= ~MLX4_DEV_CAP_FLAG_MEM_WINDOW;
if (dev->caps.flags & MLX4_DEV_CAP_FLAG_MEM_WINDOW ||
!(dev->caps.flags & MLX4_DEV_CAP_FLAG_MEM_WINDOW)) ||