Blackfin arch: mark a bunch of local functions as static

Signed-off-by: NMike Frysinger <michael.frysinger@analog.com>
Signed-off-by: NBryan Wu <bryan.wu@analog.com>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

arch/blackfin/kernel/bfin_dma_5xx.c

@@ -119,7 +119,7 @@ static void clear_dma_buffer(unsigned int channel)
 	SSYNC();
 }
 
-int __init blackfin_dma_init(void)
+static int __init blackfin_dma_init(void)
 {
 	int i;
 

arch/blackfin/kernel/bfin_gpio.c

@@ -144,7 +144,7 @@ inline int check_gpio(unsigned short gpio)
 }
 
 #ifdef BF537_FAMILY
-void port_setup(unsigned short gpio, unsigned short usage)
+static void port_setup(unsigned short gpio, unsigned short usage)
 {
 	if (usage == GPIO_USAGE) {
 		if (*port_fer[gpio_bank(gpio)] & gpio_bit(gpio))
@@ -160,7 +160,7 @@ void port_setup(unsigned short gpio, unsigned short usage)
 #endif
 
 
-void default_gpio(unsigned short gpio)
+static void default_gpio(unsigned short gpio)
 {
 	unsigned short bank,bitmask;
 
@@ -177,8 +177,7 @@ void default_gpio(unsigned short gpio)
 	gpio_bankb[bank]->edge &= ~bitmask;
 }
 
-
-int __init bfin_gpio_init(void)
+static int __init bfin_gpio_init(void)
 {
 	int i;