The cause seems to be in the nvidia drivers, as acknowledged by nvidia:
https://devtalk.nvidia.com/default/topic/544584/linux-for-tegra/tegra-2-ac100-standard-xv-support/post/3814168/#3814168
The cause seems to be in the nvidia drivers, as acknowledged by nvidia:
https:/ /devtalk. nvidia. com/default/ topic/544584/ linux-for- tegra/tegra- 2-ac100- standard- xv-support/ post/3814168/ #3814168