[U-Boot] [PATCH v4 3/3] usb:udc:samsung Add functions for storing private gadget data in UDC driver

[Lukasz Majewski <l.majewski@samsung.com>]

On Mon, 30 Apr 2012 15:38:31 +0200
Wolfgang Denk <wd@denx.de> wrote:

> Dear Lukasz Majewski,
> 
> In message <20120430085801.4fe5af09@lmajewski.digital.local> you
> wrote:
> > 
> > > > +void set_udc_gadget_private_data(void *p)
> > > > +{
> > > > +	DEBUG_SETUP("%s: the_controller: 0x%p, p: 0x%p\n",
> > > > __func__,
> > > > +	       the_controller, p);
> > > 
> > > debug() and fix this message, otherwise:
> > 
> > The DEBUG_SETUP macro has been used to be in sync with the already
> > available udc driver. This driver has different DEBUG_* macros,
> > which helps in debugging different parts of UDC driver. 
> 
> I think Marek has a good point here.  It was an oversight that this
> "private" DEBUG_ stuff slipped into mainline.  This should never have
> happened.  We tried hard to get rid of such conditionally compiled
> code for debug() with the rest of the code, so we should not start
> re-adding all this again.
> 
> > If this is MUST, then I will change it, otherwise I'd like to leave
> > it alone.
> > 
> > Is it OK with you?
> 
> Sorry, but I object.

So I will change this patch accordingly and replace DEBUG_SETUP with
debug macro.

> 
> At the moment, only include/usb/s3c_udc.h defines this, i. e. it is
> not a generally usable feature anyway.  In anyu case, this
> implementation needs to get fixed.  See the code for the debug()
> implementation for an example.
> 
> Instead of defining your own set of private macros, you can use
> debug_cond() instead - this works without #ifdef's.
> 


-- 
Best regards,

Lukasz Majewski

Samsung Poland R&D Center | Linux Platform Group