[PATCH] AT91RM9200 Compact Flash driver

Andrew Victor andrew at sanpeople.com
Wed Mar 1 10:29:59 EST 2006


hi Dominik,

> > + * Copyright (C) 2005 David Brownell
> 
> Is this patch from David, or from you?

The driver was developed by David.  I maintain the AT91RM9200 patches.


> > +	(void) at91_set_A_periph(AT91_PIN_PC9, 0);	/* A25/CFRNW */
> > +	(void) at91_set_A_periph(AT91_PIN_PC10, 0);	/* NCS4/CFCS */
> > +	(void) at91_set_A_periph(AT91_PIN_PC11, 0);	/* NCS5/CFCE1 */
> > +	(void) at91_set_A_periph(AT91_PIN_PC12, 0);	/* NCS6/CFCE2 */
> 
> Why do you add "(void)" here before the function call?

The function can return -EINVAL or 0.  It's really unlikely to happen,
so we just ignore the return value to keep the code simpler.


Regards,
  Andrew Victor





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