[PATCH] ARM: sa1100: make sa1100_register_uart_fns a function

Arnd Bergmann arnd at arndb.de
Thu Feb 25 06:34:37 PST 2016


On Thursday 25 February 2016 14:18:44 Linus Walleij wrote:
> On Tue, Feb 23, 2016 at 3:34 PM, Arnd Bergmann <arnd at arndb.de> wrote:
> 
> > Calling sa1100_register_uart_fns() leaves the port structure
> > unused when CONFIG_SERIAL_SA1100 is disabled, and we get a
> > compiler warning about that:
> >
> > arch/arm/mach-sa1100/badge4.c:317:31: warning: 'badge4_port_fns' defined but not used [-Wunused-variable]
> >  static struct sa1100_port_fns badge4_port_fns __initdata = {
> >
> > This turns the two empty macros into empty inline functions,
> > which has the same effect, but lets the compiler know that the
> > variables are intentionally unused.
> >
> > Signed-off-by: Arnd Bergmann <arnd at arndb.de>
> 
> Acked-by: Linus Walleij <linus.walleij at linaro.org>
> 
> >  include/linux/platform_data/sa11x0-serial.h | 8 ++++++--
> 
> It looks like you should send this to Greg?

Yes, good point.

The file was traditionally under arch/arm (or include/asm-arm before
that), but considering it as part of the driver makes slightly
more sense now.

Sent out with a modified subject and your Ack to Greg now.

	Arnd



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