Am Sonntag, 10. August 2003 18:18 schrieb Changwoo Ryu:
> Hi,
>
> I'm trying to reverse-engineer a USB remote control receiver.
> Fortunately the receiver consists of 1 configuration/1 interface/1
> interrupt-input endpoint, and no additional setting is required to read
> remote control signals from it.
>
> First I used libusb to read input and I succeded. With libusb, I just
> open the device and usb_bulk_read() to read data. But when I tried to
> write a kernel driver, I failed. The interrupt routine registered with
> FILL_INT_URB() has never been called.
Because you don't submit the URB. Using FILL_INT_URB is not enough.
You also need to call usb_submit_urb() with it.
HTH
Oliver
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