ftdi_sio input hang with FT230X at high baud rate, binary data

2014-07-12 Thread Eric Smith
I'm developing firmware for an embedded device which uses an FT230X. It sends somewhat bursty raw binary data to the host at 300 bps. Presently I'm not sending any data from the host back to the device, though I'll start doing that shortly. I'm finding that the input side of the ftdi_sio

Re: ftdi_sio input hang with FT230X at high baud rate, binary data

2014-07-12 Thread Peter Stuge
Eric Smith wrote: could use some advice on how I might go about debugging the problem if it is in the ftdi_sio driver. As a data point you could compare the userspace approach with libftdi1. //Peter -- To unsubscribe from this list: send the line unsubscribe linux-usb in the body of a message

Re: ftdi_sio input hang with FT230X at high baud rate, binary data

2014-07-12 Thread Eric Smith
On Sat, Jul 12, 2014 at 5:33 PM, Peter Stuge pe...@stuge.se wrote: As a data point you could compare the userspace approach with libftdi1. Good idea! I've started working on that, though I can't seem to make it work at all yet. I'll keep beating on that. Meanwhile I noticed that with kernel

Re: ftdi_sio input hang with FT230X at high baud rate, binary data

2014-07-12 Thread Eric Smith
On Sat, Jul 12, 2014 at 6:37 PM, Eric Smith space...@gmail.com wrote: On Sat, Jul 12, 2014 at 5:33 PM, Peter Stuge pe...@stuge.se wrote: As a data point you could compare the userspace approach with libftdi1. Good idea! I've started working on that, though I can't seem to make it work at all