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m68k: coldfire: ensure gpio prototypes visible

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When building with W=1:

      CC      arch/m68k/coldfire/gpio.o
    arch/m68k/coldfire/gpio.c:19:5: warning: no previous prototype for ‘__mcfgpio_get_value’ [-Wmissing-prototypes]
     int __mcfgpio_get_value(unsigned gpio)
         ^~~~~~~~~~~~~~~~~~~
    arch/m68k/coldfire/gpio.c:25:6: warning: no previous prototype for ‘__mcfgpio_set_value’ [-Wmissing-prototypes]
     void __mcfgpio_set_value(unsigned gpio, int value)
          ^~~~~~~~~~~~~~~~~~~
    arch/m68k/coldfire/gpio.c:50:5: warning: no previous prototype for ‘__mcfgpio_direction_input’ [-Wmissing-prototypes]
     int __mcfgpio_direction_input(unsigned gpio)
         ^~~~~~~~~~~~~~~~~~~~~~~~~
    arch/m68k/coldfire/gpio.c:65:5: warning: no previous prototype for ‘__mcfgpio_direction_output’ [-Wmissing-prototypes]
     int __mcfgpio_direction_output(unsigned gpio, int value)
         ^~~~~~~~~~~~~~~~~~~~~~~~~~
    arch/m68k/coldfire/gpio.c:96:5: warning: no previous prototype for ‘__mcfgpio_request’ [-Wmissing-prototypes]
     int __mcfgpio_request(unsigned gpio)
         ^~~~~~~~~~~~~~~~~
    arch/m68k/coldfire/gpio.c:102:6: warning: no previous prototype for ‘__mcfgpio_free’ [-Wmissing-prototypes]
     void __mcfgpio_free(unsigned gpio)
          ^~~~~~~~~~~~~~

The local m68k asm version of gpio.h has prototypes for all of these,
but they are not always visible depending on the config options enabled.
Move the prototypes so they are always visible.

Signed-off-by: Greg Ungerer <gerg@linux-m68k.org>
This commit is contained in:
Greg Ungerer 2023-09-12 12:07:42 +10:00 committed by Greg Ungerer
parent b6880019ff
commit 863dafa74e
1 changed files with 4 additions and 4 deletions
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8
arch/m68k/include/asm/mcfgpio.h
View File

@ -8,10 +8,6 @@
#ifndef mcfgpio_h
#define mcfgpio_h
#ifdef CONFIG_GPIOLIB
#include <linux/gpio.h>
#else
int __mcfgpio_get_value(unsigned gpio);
void __mcfgpio_set_value(unsigned gpio, int value);
int __mcfgpio_direction_input(unsigned gpio);
@ -19,6 +15,10 @@ int __mcfgpio_direction_output(unsigned gpio, int value);
int __mcfgpio_request(unsigned gpio);
void __mcfgpio_free(unsigned gpio);
#ifdef CONFIG_GPIOLIB
#include <linux/gpio.h>
#else
/* our alternate 'gpiolib' functions */
static inline int __gpio_get_value(unsigned gpio)
{