On Tue, 2008-10-28 at 01:47 -0700, Oliver Neukum wrote: > Am Dienstag, 28. Oktober 2008 17:26:02 schrieb Yi Yang: > > > This uses the USB busy mechanism for aggessive autosuspend of USB > > > HID devices. It autosuspends all opened devices supporting remote wakeup > > > after a timeout unless > > > > > > - output is being done to the device > > > - a key is being held down (remote wakeup isn't triggered upon key release) > > > - LED(s) are lit > > Why we shouldn't autosuspend it if it has LED lit? > > If you suspend LEDs go dark. You'd hit e.g. caps lock, the LED would go > bright and two seconds later dark. That's no good. we can set longer intervel to aviod it to autosuspend in short interval. I don't think lighting LED is one reason we can't autosuspend, display is a good example for this, the system will suspend to ram or hibernate if the user leaves very long although display is bright. > > Regards > Oliver -- To unsubscribe from this list: send the line "unsubscribe linux-input" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
