Use the following command to get the DRM connector names and associated status:
for p in /sys/class/drm/*/status; do con=${p%/status}; echo -n "${con#*/card?-}: "; cat $p; done
Result example:
DSI-1: connected HDMI-A-1: connected
Direct Rendering Manager (kernel module that gives direct hardware access to DRI clients, find more information on official DRI web site http://dri.freedesktop.org/wiki/DRM)
Display Serial Interface (MIPI® Alliance standard)
High-Definition Multimedia Interface (HDMI standard)
Direct Rendering Manager (kernel module that gives direct hardware access to DRI clients, find more information on official DRI web site http://dri.freedesktop.org/wiki/DRM)
Display Serial Interface (MIPI® Alliance standard)
High-Definition Multimedia Interface (HDMI standard)
Direct Rendering Infrastructure (Linux® framework for allowing direct access to graphics hardware... find more information on official DRI web site http://dri.freedesktop.org/wiki/FrontPage)
Mobile Industry Processor Interface, open membership organization that includes leading companies in the mobile industry that share the objective of defining and promoting open specifications for interfaces inside mobile terminals, see MIPI® Alliance standard web site https://www.mipi.org
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