On Tue, Aug 09, 2016 at 09:37:23PM +0530, Muni Sekhar wrote: > Hello, > > > At some stage USB peripherals negotiate how much current they are > allocated. For e.g. USB2 starts at 100mA and then negotiating 500mA. > I presume similar happens for USB3 with different amount of current available. Have you read the USB specification? It should cover all of this in great detail :) thanks, greg k-h -- 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