Re: how can i make the skeleton read function blocking function?

On 4/24/07, Oliver Neukum <[email protected]> wrote:
> Am Dienstag, 24. April 2007 14:58 schrieb Wael Adel:
> > Dear Oliver forgive me for my many questions but here are the
>
> No problem. Only those who refuse to ask are foolish.
>
> > modificaions that u adviced me to do but i think there is still
> > something wrong because when the gadget sends "hello" for example to
> > the host, my computer is hanging so what is the error ,i m gonna be
> > made:
> >
> > here is the last code for skel_read:
> >
> >
> > static void skel_read_bulk_callback(struct urb *urb, struct pt_regs *regs)
> > {
> >         struct usb_skel *dev;
> >         complete((struct completion *)urb->context);
> >         dev = (struct usb_skel *)urb->context;
> >         up(&dev->limit_sem);
> > }
>
> Sorry, I made a mistake. In the completion handler you need both the pointer
> to dev and done. Consequently you need to pass a pointer to a struct that
> contains them.

so i have to make a structure mydata {struct completion done;struct
usb_skel *dev;};
then pass a pointer to the mydata structure to the last argument of
the function of usb__fill_bulk_urb? is it what u mean excactly?


> 	HTH
> 		Oliver
> --
> SUSE LINUX Products GmbH, GF: Markus Rex, HRB 16746 (AG Nürnberg)
> This signature is a legal requirement
>

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