usbd_set_config_no vs. usbd_set_config_index

Hans Petter Selasky hselasky at c2i.net
Thu Aug 16 09:41:09 PDT 2007


On Thursday 16 August 2007, Andriy Gapon wrote:
> on 16/08/2007 19:15 Hans Petter Selasky said the following:
> > Hi,
> >
> > I would say that "usbd_set_config_index()" is more reliable and faster
> > than "usbd_set_config_no()". I tried to get rid of
> > all "usbd_set_config_no()".
>
> Hmm, then I am puzzled how my change from *_index() to *_no() helped in
> my case. Maybe some parameters were incorrect, or maybe different
> devices need different parameters and that's where _no() comes useful.

What config number are you setting?

Have you dumped the configuration of your device using "udesc_dump" 
(See /usr/ports/sysutils/udesc_dump) ?

--HPS


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