This appears to be a new public tool, 1.0 release out this month.
I hope NVIDIA also makes a release for Linux, not just Windows.
To enable the latest DisplayPort 1.3 / 1.4 features, your graphics card may require a firmware update. Without the update, systems that are connected to a DisplayPort 1.3 / 1.4 monitor could experience blank screens on boot until the OS loads, or could experience a hang on boot. The NVIDIA Firmware Updater will detect whether the firmware update is needed, and if needed, will give the user the option to update it. […]
Firmware Security 