[PATCH v5 00/14] ARM: samsung-time: Prepare for multiplatform support

Tomasz Figa tomasz.figa at gmail.com
Sat Apr 13 08:42:55 EST 2013


On Saturday 13 of April 2013 00:39:24 Heiko Stübner wrote:
> Am Samstag, 13. April 2013, 00:26:43 schrieb Arnd Bergmann:
> > On Saturday 13 April 2013 00:22:48 Heiko Stübner wrote:
> > > Without dt support, you get this:
> > >   CC      drivers/clocksource/samsung_pwm.o
> > > 
> > > drivers/clocksource/samsung_pwm.c:620: warning:
> > > ‘samsung_pwm_clocksource_init_of’ defined but not used
> > > 
> > > So, something like the following might be necessary
> > 
> > That patch should not be required any more with the definition
> > 
> > #ifdef CONFIG_CLKSRC_OF
> > extern void clocksource_of_init(void);
> > 
> > #define CLOCKSOURCE_OF_DECLARE(name, compat, fn)                      
> >  \> 
> >         static const struct of_device_id __clksrc_of_table_##name     
> >          \
> >         
> >                 __used __section(__clksrc_of_table)                   
> >                  \
> >                 
> >                  = { .compatible = compat,                            
> >                   \
> >                  
> >                      .data = (fn == (clocksource_of_init_fn)NULL) ? fn
> >                      : fn
> > 
> > } #else
> > static inline void clocksource_of_init(void) {}
> > #define CLOCKSOURCE_OF_DECLARE(name, compat, fn)                      
> >  \> 
> >         static const struct of_device_id __clksrc_of_table_##name     
> >          \
> >         
> >                 __attribute__((unused))                               
> >                  \
> >                 
> >                  = { .compatible = compat,                            
> >                   \
> >                  
> >                      .data = (fn == (clocksource_of_init_fn)NULL) ? fn
> >                      : fn
> > 
> > } #endif
> > 
> > which turns the ‘samsung_pwm_clocksource_init_of’ function into an
> > unused symbol that gets silently dropped by gcc, at least in theory.
> > Are you using the latest clksrc/cleanup branch as a base?
> 
> Nope, I just put the stuff on top of all the other changes. So it seems
> everything is fine and working ... very nice :-)

Great. Thanks for testing.

I will try to rebase my patches for s3c64xx on top of this and do some 
testing as well.

Best regards,
Tomasz



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