Am Montag, 6. Juli 2009 00:55:55 schrieb Alexey Klimov: > Hello, > > No, it's not hard to me. I'll leave open/close in the diver. > One question here: is autosuspend depends on device (operates with > hardware and device should support this state) or autosuspend is only > software feature? Hi, autosuspend in principle needs hardware support. However support for it is mandatory in USB. Unfortunately nevertheless we find some buggy devices that need to be reset after resumption. As yet we haven't seen a device that cannot suspend at all. Regards Oliver -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html