tldr/pages/linux/modetest.md

modetest

Diagnose Direct Rendering Manager and Kernel Mode Setting. More information: https://xilinx-wiki.atlassian.net/wiki/spaces/A/pages/18841850/Video_Mixer#modetest.

• List connectors and their available modes for a specific driver:

modetest -M {{mgag200}} -c

• Set the resolution of a connector:

sudo modetest -M {{mgag200}} -s {{connector_id}}:{{1600}}x{{1200}}