diff options
author | Linus Walleij <linus.walleij@linaro.org> | 2015-12-08 09:27:45 +0100 |
---|---|---|
committer | Linus Walleij <linus.walleij@linaro.org> | 2016-01-05 14:14:53 +0100 |
commit | 370ea61134e9d13cef0dc671ce1fbc5a60756b59 (patch) | |
tree | 983fcec24a1ed26a15a4ca760bc7e5a900258fc3 /drivers/pinctrl/pinctrl-at91.c | |
parent | f5bc3568db62c483049ce688baa06ff68dfb0fbd (diff) | |
download | linux-370ea61134e9d13cef0dc671ce1fbc5a60756b59.tar.bz2 |
pinctrl: at91: 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: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/pinctrl-at91.c')
-rw-r--r-- | drivers/pinctrl/pinctrl-at91.c | 26 |
1 files changed, 11 insertions, 15 deletions
diff --git a/drivers/pinctrl/pinctrl-at91.c b/drivers/pinctrl/pinctrl-at91.c index 667d90607abc..dd300683153f 100644 --- a/drivers/pinctrl/pinctrl-at91.c +++ b/drivers/pinctrl/pinctrl-at91.c @@ -45,8 +45,6 @@ struct at91_gpio_chip { struct at91_pinctrl_mux_ops *ops; /* ops */ }; -#define to_at91_gpio_chip(c) container_of(c, struct at91_gpio_chip, chip) - static struct at91_gpio_chip *gpio_chips[MAX_GPIO_BANKS]; static int gpio_banks; @@ -811,7 +809,7 @@ static int at91_gpio_request_enable(struct pinctrl_dev *pctldev, return -EINVAL; } chip = range->gc; - at91_chip = container_of(chip, struct at91_gpio_chip, chip); + at91_chip = gpiochip_get_data(chip); dev_dbg(npct->dev, "enable pin %u as GPIO\n", offset); @@ -1282,7 +1280,7 @@ static int at91_pinctrl_remove(struct platform_device *pdev) static int at91_gpio_get_direction(struct gpio_chip *chip, unsigned offset) { - struct at91_gpio_chip *at91_gpio = to_at91_gpio_chip(chip); + struct at91_gpio_chip *at91_gpio = gpiochip_get_data(chip); void __iomem *pio = at91_gpio->regbase; unsigned mask = 1 << offset; u32 osr; @@ -1293,7 +1291,7 @@ static int at91_gpio_get_direction(struct gpio_chip *chip, unsigned offset) static int at91_gpio_direction_input(struct gpio_chip *chip, unsigned offset) { - struct at91_gpio_chip *at91_gpio = to_at91_gpio_chip(chip); + struct at91_gpio_chip *at91_gpio = gpiochip_get_data(chip); void __iomem *pio = at91_gpio->regbase; unsigned mask = 1 << offset; @@ -1303,7 +1301,7 @@ static int at91_gpio_direction_input(struct gpio_chip *chip, unsigned offset) static int at91_gpio_get(struct gpio_chip *chip, unsigned offset) { - struct at91_gpio_chip *at91_gpio = to_at91_gpio_chip(chip); + struct at91_gpio_chip *at91_gpio = gpiochip_get_data(chip); void __iomem *pio = at91_gpio->regbase; unsigned mask = 1 << offset; u32 pdsr; @@ -1315,7 +1313,7 @@ static int at91_gpio_get(struct gpio_chip *chip, unsigned offset) static void at91_gpio_set(struct gpio_chip *chip, unsigned offset, int val) { - struct at91_gpio_chip *at91_gpio = to_at91_gpio_chip(chip); + struct at91_gpio_chip *at91_gpio = gpiochip_get_data(chip); void __iomem *pio = at91_gpio->regbase; unsigned mask = 1 << offset; @@ -1325,7 +1323,7 @@ static void at91_gpio_set(struct gpio_chip *chip, unsigned offset, static void at91_gpio_set_multiple(struct gpio_chip *chip, unsigned long *mask, unsigned long *bits) { - struct at91_gpio_chip *at91_gpio = to_at91_gpio_chip(chip); + struct at91_gpio_chip *at91_gpio = gpiochip_get_data(chip); void __iomem *pio = at91_gpio->regbase; #define BITS_MASK(bits) (((bits) == 32) ? ~0U : (BIT(bits) - 1)) @@ -1340,7 +1338,7 @@ static void at91_gpio_set_multiple(struct gpio_chip *chip, static int at91_gpio_direction_output(struct gpio_chip *chip, unsigned offset, int val) { - struct at91_gpio_chip *at91_gpio = to_at91_gpio_chip(chip); + struct at91_gpio_chip *at91_gpio = gpiochip_get_data(chip); void __iomem *pio = at91_gpio->regbase; unsigned mask = 1 << offset; @@ -1355,7 +1353,7 @@ static void at91_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip) { enum at91_mux mode; int i; - struct at91_gpio_chip *at91_gpio = to_at91_gpio_chip(chip); + struct at91_gpio_chip *at91_gpio = gpiochip_get_data(chip); void __iomem *pio = at91_gpio->regbase; for (i = 0; i < chip->ngpio; i++) { @@ -1570,9 +1568,7 @@ static void gpio_irq_handler(struct irq_desc *desc) { struct irq_chip *chip = irq_desc_get_chip(desc); struct gpio_chip *gpio_chip = irq_desc_get_handler_data(desc); - struct at91_gpio_chip *at91_gpio = container_of(gpio_chip, - struct at91_gpio_chip, chip); - + struct at91_gpio_chip *at91_gpio = gpiochip_get_data(gpio_chip); void __iomem *pio = at91_gpio->regbase; unsigned long isr; int n; @@ -1648,7 +1644,7 @@ static int at91_gpio_of_irq_setup(struct platform_device *pdev, return 0; } - prev = container_of(gpiochip_prev, struct at91_gpio_chip, chip); + prev = gpiochip_get_data(gpiochip_prev); /* we can only have 2 banks before */ for (i = 0; i < 2; i++) { @@ -1783,7 +1779,7 @@ static int at91_gpio_probe(struct platform_device *pdev) range->npins = chip->ngpio; range->gc = chip; - ret = gpiochip_add(chip); + ret = gpiochip_add_data(chip, at91_chip); if (ret) goto gpiochip_add_err; |