Johan Hovold <johan@xxxxxxxxxx> wrote: > > Yes, there shouldn't be a need to store the baud rate in the driver (the > tty layer will keep track of that), but you probably still want to store > the state of the modem-control signals. Sounds right. The modem control signals I'm having a harder time setting up good tests for, but it's coming together. I've been testing with a cp2104 connected back to back with a ch340 device, and > Looks like we could get rid of that ch341_configure at every open too? That's the plan yes. With more of the control requests decoded, the _configure call was really just a badly implemented set_termios. > Looking forward to seeing your patches when you're done. Me too! It's slow going in the evenings, but I'm getting more comfortable with it slowly but surely :) Cheers, Karl P