====== Ubuntu - GPU - VA-API - Check if hardware decoding is active ======

<code bash>
sudo cat /sys/kernel/debug/dri/0/amdgpu_pm_info | grep ^VCN
</code>

returns:

<code bash>
VCN: Disabled
</code>

----

===== Retest hardware decoding whilst playing a video =====

Start playing a video, say a .mp4.

Then check if hardware decoding is being used.

<code bash>
sudo cat /sys/kernel/debug/dri/0/amdgpu_pm_info | grep ^VCN
</code>

returns:

<code bash>
VCN: Enabled
</code>