1 files changed, 12 insertions, 3 deletions

diff --git a/target/linux/realtek/files-5.15/drivers/gpio/gpio-rtl8231.c b/target/linux/realtek/files-5.15/drivers/gpio/gpio-rtl8231.c
index 368c4fa60f..0b0d039059 100644
--- a/target/linux/realtek/files-5.15/drivers/gpio/gpio-rtl8231.c
+++ b/target/linux/realtek/files-5.15/drivers/gpio/gpio-rtl8231.c
@@ -55,7 +55,7 @@ static u32 rtl8231_read(struct rtl8231_gpios *gpios, u32 reg)
 
 	if (n >= USEC_TIMEOUT)
 		return 0x80000000;
-	
+
 	pr_debug("%s: %x, %x, %x\n", __func__, gpios->smi_bus_id,
 		reg, (t & 0xffff0000) >> 16);
 
@@ -127,6 +127,7 @@ static int rtl8231_pin_dir(struct rtl8231_gpios *gpios, u32 gpio, u32 dir)
 	rtl8231_write(gpios, pin_dir_addr, v);
 	gpios->reg_shadow[pin_dir_addr] = v;
 	gpios->reg_cached |= 1 << pin_dir_addr;
+
 	return 0;
 }
 
@@ -150,6 +151,7 @@ static int rtl8231_pin_dir_get(struct rtl8231_gpios *gpios, u32 gpio, u32 *dir)
 		*dir = 1;
 	else
 		*dir = 0;
+
 	return 0;
 }
 
@@ -166,6 +168,7 @@ static int rtl8231_pin_set(struct rtl8231_gpios *gpios, u32 gpio, u32 data)
 	rtl8231_write(gpios, RTL8231_GPIO_DATA(gpio), v);
 	gpios->reg_shadow[RTL8231_GPIO_DATA(gpio)] = v;
 	gpios->reg_cached |= 1 << RTL8231_GPIO_DATA(gpio);
+
 	return 0;
 }
 
@@ -179,6 +182,7 @@ static int rtl8231_pin_get(struct rtl8231_gpios *gpios, u32 gpio, u16 *state)
 	}
 
 	*state = v & 0xffff;
+
 	return 0;
 }
 
@@ -191,6 +195,7 @@ static int rtl8231_direction_input(struct gpio_chip *gc, unsigned int offset)
 	mutex_lock(&miim_lock);
 	err = rtl8231_pin_dir(gpios, offset, 1);
 	mutex_unlock(&miim_lock);
+
 	return err;
 }
 
@@ -203,8 +208,10 @@ static int rtl8231_direction_output(struct gpio_chip *gc, unsigned int offset, i
 	mutex_lock(&miim_lock);
 	err = rtl8231_pin_dir(gpios, offset, 0);
 	mutex_unlock(&miim_lock);
+
 	if (!err)
 		err = rtl8231_pin_set(gpios, offset, value);
+
 	return err;
 }
 
@@ -217,6 +224,7 @@ static int rtl8231_get_direction(struct gpio_chip *gc, unsigned int offset)
 	mutex_lock(&miim_lock);
 	rtl8231_pin_dir_get(gpios, offset, &v);
 	mutex_unlock(&miim_lock);
+
 	return v;
 }
 
@@ -228,8 +236,10 @@ static int rtl8231_gpio_get(struct gpio_chip *gc, unsigned int offset)
 	mutex_lock(&miim_lock);
 	rtl8231_pin_get(gpios, offset, &state);
 	mutex_unlock(&miim_lock);
+
 	if (state & (1 << (offset % 16)))
 		return 1;
+
 	return 0;
 }
 
@@ -337,8 +347,7 @@ static int rtl8231_gpio_probe(struct platform_device *pdev)
 	gpios->gc.get = rtl8231_gpio_get;
 	gpios->gc.get_direction = rtl8231_get_direction;
 
-	err = devm_gpiochip_add_data(dev, &gpios->gc, gpios);
-	return err;
+	return devm_gpiochip_add_data(dev, &gpios->gc, gpios);
 }
 
 static struct platform_driver rtl8231_gpio_driver = {