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authorLinus Walleij <linus.walleij@linaro.org>2015-12-04 15:01:50 +0100
committerLinus Walleij <linus.walleij@linaro.org>2016-01-05 11:21:02 +0100
commit5060e0e8934ca6685ea8bf185cbe0fa2118a946e (patch)
tree7d51a27af094968de6bef132dc35565f686fd146
parent1e69c4fe2a67a63e6b392338dd01627ee26f9ca3 (diff)
downloadlinux-5060e0e8934ca6685ea8bf185cbe0fa2118a946e.tar.bz2
gpio: adp5520: use gpiochip data pointer
This makes the driver use the data pointer added to the gpio_chip to store a pointer to the state container instead of relying on container_of(). Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
-rw-r--r--drivers/gpio/gpio-adp5520.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/gpio/gpio-adp5520.c b/drivers/gpio/gpio-adp5520.c
index caff711ca5a9..4fa7ff1fec9a 100644
--- a/drivers/gpio/gpio-adp5520.c
+++ b/drivers/gpio/gpio-adp5520.c
@@ -27,7 +27,7 @@ static int adp5520_gpio_get_value(struct gpio_chip *chip, unsigned off)
struct adp5520_gpio *dev;
uint8_t reg_val;
- dev = container_of(chip, struct adp5520_gpio, gpio_chip);
+ dev = gpiochip_get_data(chip);
/*
* There are dedicated registers for GPIO IN/OUT.
@@ -46,7 +46,7 @@ static void adp5520_gpio_set_value(struct gpio_chip *chip,
unsigned off, int val)
{
struct adp5520_gpio *dev;
- dev = container_of(chip, struct adp5520_gpio, gpio_chip);
+ dev = gpiochip_get_data(chip);
if (val)
adp5520_set_bits(dev->master, ADP5520_GPIO_OUT, dev->lut[off]);
@@ -57,7 +57,7 @@ static void adp5520_gpio_set_value(struct gpio_chip *chip,
static int adp5520_gpio_direction_input(struct gpio_chip *chip, unsigned off)
{
struct adp5520_gpio *dev;
- dev = container_of(chip, struct adp5520_gpio, gpio_chip);
+ dev = gpiochip_get_data(chip);
clear_bit(off, &dev->output);
@@ -70,7 +70,7 @@ static int adp5520_gpio_direction_output(struct gpio_chip *chip,
{
struct adp5520_gpio *dev;
int ret = 0;
- dev = container_of(chip, struct adp5520_gpio, gpio_chip);
+ dev = gpiochip_get_data(chip);
set_bit(off, &dev->output);
@@ -153,7 +153,7 @@ static int adp5520_gpio_probe(struct platform_device *pdev)
goto err;
}
- ret = gpiochip_add(&dev->gpio_chip);
+ ret = gpiochip_add_data(&dev->gpio_chip, dev);
if (ret)
goto err;