On Tuesday 11 June 2013 07:53:10 Morales, Alejandra wrote: > 2013/6/10 Oliver Neukum <oneu...@suse.de>
> > You need to furthermore realise that there are forms of runtime PM > > independent > > of the generic kernel based runtime PM (hdparm, USB LPM, ...) > > > Thanks Oliver, that was helpful. I will try now to do my testing using USB > devices as it will likely be easier. Note: 1. for most usb devices the default for runtime PM is off (powertop will help) 2. all a device's interface drivers must support it (look at the kernel source for .supports_autosuspend = 1) 3. If you want the HCD to go to D3 you need ACPI 5.0 HTH Oliver -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/