diff mbox

[017/182] gpio: bt8xx: use gpiochip data pointer

Message ID 1449666903-30548-1-git-send-email-linus.walleij@linaro.org
State Accepted
Commit e51b55236ca61a87bf8d1d61e8366726f7ea704c
Headers show

Commit Message

Linus Walleij Dec. 9, 2015, 1:15 p.m. UTC 
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().

Cc: Michael Buesch <m@bues.ch>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

---
 drivers/gpio/gpio-bt8xx.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

-- 
2.4.3

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diff mbox

Patch

diff --git a/drivers/gpio/gpio-bt8xx.c b/drivers/gpio/gpio-bt8xx.c
index 7e4c43c18960..acefb25e8eca 100644
--- a/drivers/gpio/gpio-bt8xx.c
+++ b/drivers/gpio/gpio-bt8xx.c
@@ -80,7 +80,7 @@  MODULE_PARM_DESC(gpiobase, "The GPIO number base. -1 means dynamic, which is the
 
 static int bt8xxgpio_gpio_direction_input(struct gpio_chip *gpio, unsigned nr)
 {
-	struct bt8xxgpio *bg = container_of(gpio, struct bt8xxgpio, gpio);
+	struct bt8xxgpio *bg = gpiochip_get_data(gpio);
 	unsigned long flags;
 	u32 outen, data;
 
@@ -101,7 +101,7 @@  static int bt8xxgpio_gpio_direction_input(struct gpio_chip *gpio, unsigned nr)
 
 static int bt8xxgpio_gpio_get(struct gpio_chip *gpio, unsigned nr)
 {
-	struct bt8xxgpio *bg = container_of(gpio, struct bt8xxgpio, gpio);
+	struct bt8xxgpio *bg = gpiochip_get_data(gpio);
 	unsigned long flags;
 	u32 val;
 
@@ -115,7 +115,7 @@  static int bt8xxgpio_gpio_get(struct gpio_chip *gpio, unsigned nr)
 static int bt8xxgpio_gpio_direction_output(struct gpio_chip *gpio,
 					unsigned nr, int val)
 {
-	struct bt8xxgpio *bg = container_of(gpio, struct bt8xxgpio, gpio);
+	struct bt8xxgpio *bg = gpiochip_get_data(gpio);
 	unsigned long flags;
 	u32 outen, data;
 
@@ -140,7 +140,7 @@  static int bt8xxgpio_gpio_direction_output(struct gpio_chip *gpio,
 static void bt8xxgpio_gpio_set(struct gpio_chip *gpio,
 			    unsigned nr, int val)
 {
-	struct bt8xxgpio *bg = container_of(gpio, struct bt8xxgpio, gpio);
+	struct bt8xxgpio *bg = gpiochip_get_data(gpio);
 	unsigned long flags;
 	u32 data;
 
@@ -217,7 +217,7 @@  static int bt8xxgpio_probe(struct pci_dev *dev,
 	bgwrite(0, BT848_GPIO_OUT_EN);
 
 	bt8xxgpio_gpio_setup(bg);
-	err = gpiochip_add(&bg->gpio);
+	err = gpiochip_add_data(&bg->gpio, bg);
 	if (err) {
 		printk(KERN_ERR "bt8xxgpio: Failed to register GPIOs\n");
 		goto err_disable;