Additionally:
1) boot without hdmi plugged 2) login to gnome session 3) plug in hdmi, nothing happens (but my monitor seems to detect something few seconds but stays black) 4) enter laptop sleep 5) resume from sleep 6) hdmi monitor works as intended
Additionally:
1) boot without hdmi plugged
2) login to gnome session
3) plug in hdmi, nothing happens (but my monitor seems to detect something few seconds but stays black)
4) enter laptop sleep
5) resume from sleep
6) hdmi monitor works as intended