drm_sysfs_hotplug_event(9)

💖 drm_sysfs_hotplug_event(9) 💖

okay bestie, welcome to the Kernel API Manual page for drm_sysfs_hotplug_event ✨. it's giving “tiny function, very important uevent energy,” no cap 🫶.

🌸 NAME 🌸

drm_sysfs_hotplug_event — generate a DRM uevent

✨ SYNOPSIS ✨

void drm_sysfs_hotplug_event (struct drm_device *dev );

🎀 ARGUMENTS 🎀

• dev — DRM device. that's the whole vibe check 💅.

🦋 DESCRIPTION 🦋

okay so drm_sysfs_hotplug_event sends a uevent for the DRM device specified by dev 💖. currently we only set HOTPLUG=1 in the uevent environment, but this could be expanded to deal with other types of events. literally that's the current scope 🌈.

🚨 important note, bestie: any new uapi should be using the drm_sysfs_connector_status_event for uevents on connector status change. iykyk 👑

💅 SEE ALSO 💅

• Kernel file ./drivers/gpu/drm/drm_sysfs.c overview(9)
• drm_sysfs_init(9)
• drm_sysfs_destroy(9)
• drm_sysfs_connector_hotplug_event(9)
• drm_sysfs_connector_property_event(9)
• drm_class_device_register(9)
• drm_class_device_unregister(9)

mwah 💋 source/version corner: ./drivers/gpu/drm; date stamp: October 2026; page title: drm_sysfs_hotplug_event(9). bye bestie 🫶💖