On Mon, Jun 27, 2022 at 09:06:05AM +0200, Michael Nazzareno Trimarchi wrote: > Hi Felipe and Greg > > I'm starting to write some code to extend the GET_REPORT and let the > userspace on the device side to pre-fill the answer on this request. > Right now the answer is always 0. The idea is to create a sysfs > support to fill reports struct on report request on the host side. > This will help to > emulate devices that export features report for example. As far as I > understand the hidg side just use read and write and read is used to > extract > the result of SET_REPORT is that the gadget is properly configured. Is > it the right direction? Without code, it is very hard to understand what you are doing here, sorry. Also, why sysfs? thanks, greg k-h