Unfortunately upon investigation of the fix Andrés mentioned in #18, I found that my system (Eoan, 5.3.0-24, Lenovo W540) was already configured for deep and not s2idle and is still affected by the 'gpu has fallen off the bus' issue.
Unfortunately upon investigation of the fix Andrés mentioned in #18, I found that my system (Eoan, 5.3.0-24, Lenovo W540) was already configured for deep and not s2idle and is still affected by the 'gpu has fallen off the bus' issue.