need a usb device and learn writting a usb gadget driver

Greg KH greg at
Wed Mar 18 16:27:42 UTC 2009

On Wed, Mar 18, 2009 at 09:18:11AM -0700, hong zhang wrote:
> Greg,
> No, I do not have gadget device. But I want to learn writting a USB
> gadget driver. This is why I ask help, what kind of gadget device I
> need to learn writting gadget driver?

You need a device that can work like a USB gadget that runs Linux.  That
should narrow the choices down greatly :)

Or you can get a pci card that acts like a USB gadget and work from

Then just pick a usb gadget type that isn't already implemented.  Or
rewrite one of the existing gadget types, it's up to you.

> For USB tracker, do you mean kernel has it already?

What do you mean by "USB tracker"?


greg k-h

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