mei: me: allow runtime pm for platform with > D0i3 > > On 1/2/2018 11:01 AM, Tomas Winkler wrote: > > From the pci power documentation: > > "The driver itself should not call pm_runtime_allow(), though. > > Instead, it should let user space or some platform-specific code do > > that (user space can do it via sysfs as stated above)..." > > > > However, the S0ix residency cannot be reached without MEI device > > getting into low power state. Hence, for mei devices that support > > D0i3, it's better to make runtime power management mandatory and not > > rely on the system integration such as udev rules. > > It still is not mandatory with this change. The default changes from "on" to > "auto", but still user space can change it back to "on". That's correct, maybe better statement would be 'default setting' instead of 'mandatory'. I can respin the patch if needed, let me know. > > The change itself look OK, though. Thanks Tomas