Re: NET2280: usb2380/usb3380 CDC ACM serial gadget issue

2016-01-21 Thread Justin DeFields
Alan, Yes 'req->td->dmadesc = 0;' is set from within start_dma right before the 'paranoia' block is called. (adding email train back to list serv) On Thu, Jan 21, 2016 at 4:41 PM, Alan Stern wrote: > On Thu, 21 Jan 2016, Justin DeFields wrote: > >> Alan, I guess I misspoke, but I was referring

Re: NET2280: usb2380/usb3380 CDC ACM serial gadget issue

2016-01-21 Thread Alan Stern
On Thu, 21 Jan 2016, Justin DeFields wrote: > We had our hardware engineer add in a usb3380 chip to our board in > place of the usb2380 (with some small wiring adjustments, and > utilizing the usb 2.0 pins only). It has the EXACT same issue as the > 2280, which leads me to the following: > > 1)

NET2280: usb2380/usb3380 CDC ACM serial gadget issue

2016-01-21 Thread Justin DeFields
We had our hardware engineer add in a usb3380 chip to our board in place of the usb2380 (with some small wiring adjustments, and utilizing the usb 2.0 pins only). It has the EXACT same issue as the 2280, which leads me to the following: 1) I have probably implemented the usb2380 device correctly