Re: [Libusb-devel] claim interface fails when claimed by usbhid driver

[Charles L. <cl...@gm...>]

On 5/23/05, Brian Nelson <br...@tw...> wrote:
> Charles Lepple wrote:
>=20
[...]
> >The other option is to "fly blind" and just issue your command without
> >claiming the interface. The kernel should queue your control message
> >such that it will not be mixed up with other control message/response
> >pairs from the HID driver, but there are no guarantees with that
> >method.
> >
> >
> >
> By "flying blind," are you saying I should try just calling
> usb_control_msg without calling usb_claim_interface first?

yes

>  I think I've done that, and usb_control_msg just returns an error.

I thought you could get away with that in Linux, but maybe it's only on OS =
X.

--=20
- Charles Lepple