On Thu, Feb 10, 2022 at 02:47:47AM +0530, nitirawa@xxxxxxxxxxxxxx wrote: > IMO, the NVME driver is not associated with any device tree, Instead PCI > driver is associated with device tree. That may be good, though: the idle behavior isn't unqiue to nvme. It may be fine if PCI is the common layer to own this, as long as drivers can query it. > So unlike ACPI based platform where we have platform specific DMI matching, > we don't have equivalent check for DT based platform. Is there any existing kernel API a driver can call to uniquely identify such a platform? > Do we see any concern if we introduce a module param with default not set to > quick suspend. As of now, the idea was proposed and was not accepted.