[PATCH] i2c-gpio: Make some internal functions static

i2c_gpio_getsda() and i2c_gpio_getscl() are only used in this file.

Signed-off-by: Atsushi Nemoto <anemo@xxxxxxxxxxxxx>
---
diff --git a/drivers/i2c/busses/i2c-gpio.c b/drivers/i2c/busses/i2c-gpio.c
index a7dd546..ca74092 100644
--- a/drivers/i2c/busses/i2c-gpio.c
+++ b/drivers/i2c/busses/i2c-gpio.c
@@ -63,14 +63,14 @@ static void i2c_gpio_setscl_val(void *data, int state)
gpio_set_value(pdata->scl_pin, state);
}

-int i2c_gpio_getsda(void *data)
+static int i2c_gpio_getsda(void *data)
{
struct i2c_gpio_platform_data *pdata = data;

return gpio_get_value(pdata->sda_pin);
}

-int i2c_gpio_getscl(void *data)
+static int i2c_gpio_getscl(void *data)
{
struct i2c_gpio_platform_data *pdata = data;

-
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