pinctrl: sunxi: 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: Chen-Yu Tsai <wens@csie.org>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij 2015-12-08 22:40:43 +01:00
parent 9f57f81c12
commit 88057d6e4a

View file

@ -12,7 +12,7 @@
#include <linux/io.h>
#include <linux/clk.h>
#include <linux/gpio.h>
#include <linux/gpio/driver.h>
#include <linux/irqdomain.h>
#include <linux/irqchip/chained_irq.h>
#include <linux/module.h>
@ -454,7 +454,7 @@ static int sunxi_pinctrl_gpio_direction_input(struct gpio_chip *chip,
static int sunxi_pinctrl_gpio_get(struct gpio_chip *chip, unsigned offset)
{
struct sunxi_pinctrl *pctl = dev_get_drvdata(chip->parent);
struct sunxi_pinctrl *pctl = gpiochip_get_data(chip);
u32 reg = sunxi_data_reg(offset);
u8 index = sunxi_data_offset(offset);
u32 set_mux = pctl->desc->irq_read_needs_mux &&
@ -475,7 +475,7 @@ static int sunxi_pinctrl_gpio_get(struct gpio_chip *chip, unsigned offset)
static void sunxi_pinctrl_gpio_set(struct gpio_chip *chip,
unsigned offset, int value)
{
struct sunxi_pinctrl *pctl = dev_get_drvdata(chip->parent);
struct sunxi_pinctrl *pctl = gpiochip_get_data(chip);
u32 reg = sunxi_data_reg(offset);
u8 index = sunxi_data_offset(offset);
unsigned long flags;
@ -522,7 +522,7 @@ static int sunxi_pinctrl_gpio_of_xlate(struct gpio_chip *gc,
static int sunxi_pinctrl_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
{
struct sunxi_pinctrl *pctl = dev_get_drvdata(chip->parent);
struct sunxi_pinctrl *pctl = gpiochip_get_data(chip);
struct sunxi_desc_function *desc;
unsigned pinnum = pctl->desc->pin_base + offset;
unsigned irqnum;
@ -962,7 +962,7 @@ int sunxi_pinctrl_init(struct platform_device *pdev,
pctl->chip->parent = &pdev->dev;
pctl->chip->base = pctl->desc->pin_base;
ret = gpiochip_add(pctl->chip);
ret = gpiochip_add_data(pctl->chip, pctl);
if (ret)
goto pinctrl_error;