Re: [PATCH 10/13] drivers/usb/gadget: use USB API functions rather than constants

[David Brownell <david-b@pacbell.net>]

On Monday 29 December 2008, Julia Lawall wrote:
> > > +#include <linux/usb.h>
> > >  #include <linux/usb/ch9.h>
> > >  #include <linux/usb/gadget.h>
> > 
> > While there's nothing wrong with this part of the patch,

Not so; there *is* something wrong in requiring the
peripheral side support to use a host side header.


> > it hardly  
> > seems necessary.  Was there any reason for including it?
> 
> The new functions are defined in usb.h. I have added the include in 
> this file and in the file epautoconf.c that this file includes.  If it is 
> removed from both, then the code does not compile (after make 
> allyesconfig):

Those functions were supposed to go into <linux/usb/ch9.h>, as
I recall, since they weren't specific to the host side stack.

Having them added to the wrong file is surely part of why
they've only been used by host side drivers.  :)

- Dave



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