hypr-dotfiles/hypr/scripts/unstick-display.sh
Jeena 24344598e9 fix: prevent black lock screen on dual-GPU system
- AQ_DRM_DEVICES=/dev/dri/card0 forces Aquamarine to use only the
  Intel iGPU, avoiding EGL_BAD_MATCH errors from the NVIDIA RTX 3060
  after VT/DPMS cycles (page-flip lockups, black display)
- lock.sh: guard against duplicate hyprlock instances (second instance
  steals surfaces, leaves screen black)
- lid-close.sh: same guard for laptop
- wake-display.sh: conditional DPMS cycle (only when display is off)
  to restore hyprlock surfaces without flicker
- unstick-display.sh: emergency recovery script for tty3
2026-08-15 19:22:38 +09:00

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#!/bin/bash
# Recovery script for when Hyprland display goes black after lock/sleep.
# This resets the display pipeline without killing your session.
# Run from another TTY (Ctrl+Alt+F3).
export XDG_RUNTIME_DIR=/run/user/$(id -u)
# Find the Hyprland instance signature from the socket directory
SIGNATURE=$(ls "$XDG_RUNTIME_DIR/hypr/" 2>/dev/null | head -1)
if [ -z "$SIGNATURE" ]; then
echo "Could not find Hyprland socket. Is Hyprland running?"
exit 1
fi
export HYPRLAND_INSTANCE_SIGNATURE=$SIGNATURE
echo "Resetting display pipeline..."
pkill hyprlock 2>/dev/null
hyprctl dispatch dpms off
sleep 1
hyprctl dispatch dpms on
echo "Done. Switch back to Hyprland (Ctrl+Alt+F2)."