On Mon, Jul 04, 2016 at 10:22:04PM +0530, Malith Yapa wrote: > Continuously polling registers with the PL2303 usb serial adapter > eventually results in usb_subimit_urb failed with result -19 (ENODEV) > but reconnects immediately. > occurrences are random. > tried with two different PL2303 devices with the same result.
Sounds like a firmware issue, so not sure there's much we can do. Can you tell from the syslogs that the device is being disconnected and re-enumerated? What registers are you polling? Thanks, Johan -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
