pinctrl: exynos5440: 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().

Cc: Kukjin Kim <kgene@kernel.org>
Acked-by: Tomasz Figa <tomasz.figa@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij 2015-12-08 22:27:19 +01:00
parent 80036f88db
commit dbf09b0aa9

View File

@ -15,7 +15,7 @@
#include <linux/io.h>
#include <linux/slab.h>
#include <linux/err.h>
#include <linux/gpio.h>
#include <linux/gpio/driver.h>
#include <linux/device.h>
#include <linux/pinctrl/pinctrl.h>
#include <linux/pinctrl/pinmux.h>
@ -539,7 +539,7 @@ static const struct pinconf_ops exynos5440_pinconf_ops = {
/* gpiolib gpio_set callback function */
static void exynos5440_gpio_set(struct gpio_chip *gc, unsigned offset, int value)
{
struct exynos5440_pinctrl_priv_data *priv = dev_get_drvdata(gc->parent);
struct exynos5440_pinctrl_priv_data *priv = gpiochip_get_data(gc);
void __iomem *base = priv->reg_base;
u32 data;
@ -553,7 +553,7 @@ static void exynos5440_gpio_set(struct gpio_chip *gc, unsigned offset, int value
/* gpiolib gpio_get callback function */
static int exynos5440_gpio_get(struct gpio_chip *gc, unsigned offset)
{
struct exynos5440_pinctrl_priv_data *priv = dev_get_drvdata(gc->parent);
struct exynos5440_pinctrl_priv_data *priv = gpiochip_get_data(gc);
void __iomem *base = priv->reg_base;
u32 data;
@ -566,7 +566,7 @@ static int exynos5440_gpio_get(struct gpio_chip *gc, unsigned offset)
/* gpiolib gpio_direction_input callback function */
static int exynos5440_gpio_direction_input(struct gpio_chip *gc, unsigned offset)
{
struct exynos5440_pinctrl_priv_data *priv = dev_get_drvdata(gc->parent);
struct exynos5440_pinctrl_priv_data *priv = gpiochip_get_data(gc);
void __iomem *base = priv->reg_base;
u32 data;
@ -586,7 +586,7 @@ static int exynos5440_gpio_direction_input(struct gpio_chip *gc, unsigned offset
static int exynos5440_gpio_direction_output(struct gpio_chip *gc, unsigned offset,
int value)
{
struct exynos5440_pinctrl_priv_data *priv = dev_get_drvdata(gc->parent);
struct exynos5440_pinctrl_priv_data *priv = gpiochip_get_data(gc);
void __iomem *base = priv->reg_base;
u32 data;
@ -607,7 +607,7 @@ static int exynos5440_gpio_direction_output(struct gpio_chip *gc, unsigned offse
/* gpiolib gpio_to_irq callback function */
static int exynos5440_gpio_to_irq(struct gpio_chip *gc, unsigned offset)
{
struct exynos5440_pinctrl_priv_data *priv = dev_get_drvdata(gc->parent);
struct exynos5440_pinctrl_priv_data *priv = gpiochip_get_data(gc);
unsigned int virq;
if (offset < 16 || offset > 23)
@ -825,7 +825,7 @@ static int exynos5440_gpiolib_register(struct platform_device *pdev,
gc->to_irq = exynos5440_gpio_to_irq;
gc->label = "gpiolib-exynos5440";
gc->owner = THIS_MODULE;
ret = gpiochip_add(gc);
ret = gpiochip_add_data(gc, priv);
if (ret) {
dev_err(&pdev->dev, "failed to register gpio_chip %s, error "
"code: %d\n", gc->label, ret);