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pinctrl: meson: use gpiochip data pointer

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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: Beniamino Galvani <b.galvani@gmail.com>
Cc: Carlo Caione <carlo@endlessm.com>
Cc: Antoine Tenart <antoine.tenart@free-electrons.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij 2015-12-08 08:26:34 +01:00
parent acfd4c633a
commit 827c93dae7
1 changed files with 6 additions and 11 deletions
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17
drivers/pinctrl/meson/pinctrl-meson.c
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@ -448,11 +448,6 @@ static const struct pinconf_ops meson_pinconf_ops = {
.is_generic = true,
};
static inline struct meson_domain *to_meson_domain(struct gpio_chip *chip)
{
return container_of(chip, struct meson_domain, chip);
}
static int meson_gpio_request(struct gpio_chip *chip, unsigned gpio)
{
return pinctrl_request_gpio(chip->base + gpio);
@ -460,14 +455,14 @@ static int meson_gpio_request(struct gpio_chip *chip, unsigned gpio)
static void meson_gpio_free(struct gpio_chip *chip, unsigned gpio)
{
struct meson_domain *domain = to_meson_domain(chip);
struct meson_domain *domain = gpiochip_get_data(chip);
pinctrl_free_gpio(domain->data->pin_base + gpio);
}
static int meson_gpio_direction_input(struct gpio_chip *chip, unsigned gpio)
{
struct meson_domain *domain = to_meson_domain(chip);
struct meson_domain *domain = gpiochip_get_data(chip);
unsigned int reg, bit, pin;
struct meson_bank *bank;
int ret;
@ -485,7 +480,7 @@ static int meson_gpio_direction_input(struct gpio_chip *chip, unsigned gpio)
static int meson_gpio_direction_output(struct gpio_chip *chip, unsigned gpio,
int value)
{
struct meson_domain *domain = to_meson_domain(chip);
struct meson_domain *domain = gpiochip_get_data(chip);
unsigned int reg, bit, pin;
struct meson_bank *bank;
int ret;
@ -507,7 +502,7 @@ static int meson_gpio_direction_output(struct gpio_chip *chip, unsigned gpio,
static void meson_gpio_set(struct gpio_chip *chip, unsigned gpio, int value)
{
struct meson_domain *domain = to_meson_domain(chip);
struct meson_domain *domain = gpiochip_get_data(chip);
unsigned int reg, bit, pin;
struct meson_bank *bank;
int ret;
@ -524,7 +519,7 @@ static void meson_gpio_set(struct gpio_chip *chip, unsigned gpio, int value)
static int meson_gpio_get(struct gpio_chip *chip, unsigned gpio)
{
struct meson_domain *domain = to_meson_domain(chip);
struct meson_domain *domain = gpiochip_get_data(chip);
unsigned int reg, bit, val, pin;
struct meson_bank *bank;
int ret;
@ -575,7 +570,7 @@ static int meson_gpiolib_register(struct meson_pinctrl *pc)
domain->chip.of_node = domain->of_node;
domain->chip.of_gpio_n_cells = 2;
ret = gpiochip_add(&domain->chip);
ret = gpiochip_add_data(&domain->chip, domain);
if (ret) {
dev_err(pc->dev, "can't add gpio chip %s\n",
domain->data->name);