On Dec 30, 2007 11:53 AM, mgross <[email protected]> wrote:
> Yeah, it has been done from user space using a libusb based
> application. (that didn't work with a usb-hub in the loop) and had
> code that was just too nasty for words, so I made a kernel driver that
> looks nicer to me and enables a nice python FW loader program to work.
http://forum.microchip.com/tm.aspx?m=275422&mpage=2
Just a guess why it does not work: this might be due to the auto-suspend.
If you update your kernel, it should be ok. The firmware is also to blame.
> What is the linux-usb policies on new drivers that could be
> implemented in user space? When does a kernel driver make sense over
> a libusb one?
>
That would be interesting to know.
Xiaofan
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