diff options
author | Linus Walleij <linus.walleij@linaro.org> | 2015-12-08 09:45:18 +0100 |
---|---|---|
committer | Linus Walleij <linus.walleij@linaro.org> | 2016-01-05 14:14:57 +0100 |
commit | 2e862a7bd63f57fcaa4a3a4929f51c56289f1f80 (patch) | |
tree | 5af22c37bb062042ecdf85839a4cb15f06568113 /drivers/pinctrl/pinctrl-st.c | |
parent | pinctrl: rockchip: use gpiochip data pointer (diff) | |
download | linux-2e862a7bd63f57fcaa4a3a4929f51c56289f1f80.tar.xz linux-2e862a7bd63f57fcaa4a3a4929f51c56289f1f80.zip |
pinctrl: st: 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: Srinivas Kandagatla <srinivas.kandagatla@gmail.com>
Cc: Patrice Chotard <patrice.chotard@st.com>
Acked-by: Maxime Coquelin <maxime.coquelin@st.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/pinctrl-st.c')
-rw-r--r-- | drivers/pinctrl/pinctrl-st.c | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/drivers/pinctrl/pinctrl-st.c b/drivers/pinctrl/pinctrl-st.c index 52639e65ea67..fac844a85cb4 100644 --- a/drivers/pinctrl/pinctrl-st.c +++ b/drivers/pinctrl/pinctrl-st.c @@ -203,9 +203,6 @@ #define gpio_range_to_bank(chip) \ container_of(chip, struct st_gpio_bank, range) -#define gpio_chip_to_bank(chip) \ - container_of(chip, struct st_gpio_bank, gpio_chip) - #define pc_to_bank(pc) \ container_of(pc, struct st_gpio_bank, pc) @@ -744,14 +741,14 @@ static void st_gpio_direction(struct st_gpio_bank *bank, static int st_gpio_get(struct gpio_chip *chip, unsigned offset) { - struct st_gpio_bank *bank = gpio_chip_to_bank(chip); + struct st_gpio_bank *bank = gpiochip_get_data(chip); return !!(readl(bank->base + REG_PIO_PIN) & BIT(offset)); } static void st_gpio_set(struct gpio_chip *chip, unsigned offset, int value) { - struct st_gpio_bank *bank = gpio_chip_to_bank(chip); + struct st_gpio_bank *bank = gpiochip_get_data(chip); __st_gpio_set(bank, offset, value); } @@ -765,7 +762,7 @@ static int st_gpio_direction_input(struct gpio_chip *chip, unsigned offset) static int st_gpio_direction_output(struct gpio_chip *chip, unsigned offset, int value) { - struct st_gpio_bank *bank = gpio_chip_to_bank(chip); + struct st_gpio_bank *bank = gpiochip_get_data(chip); __st_gpio_set(bank, offset, value); pinctrl_gpio_direction_output(chip->base + offset); @@ -775,7 +772,7 @@ static int st_gpio_direction_output(struct gpio_chip *chip, static int st_gpio_get_direction(struct gpio_chip *chip, unsigned offset) { - struct st_gpio_bank *bank = gpio_chip_to_bank(chip); + struct st_gpio_bank *bank = gpiochip_get_data(chip); struct st_pio_control pc = bank->pc; unsigned long config; unsigned int direction = 0; @@ -1325,7 +1322,7 @@ static int st_pctl_parse_functions(struct device_node *np, static void st_gpio_irq_mask(struct irq_data *d) { struct gpio_chip *gc = irq_data_get_irq_chip_data(d); - struct st_gpio_bank *bank = gpio_chip_to_bank(gc); + struct st_gpio_bank *bank = gpiochip_get_data(gc); writel(BIT(d->hwirq), bank->base + REG_PIO_CLR_PMASK); } @@ -1333,7 +1330,7 @@ static void st_gpio_irq_mask(struct irq_data *d) static void st_gpio_irq_unmask(struct irq_data *d) { struct gpio_chip *gc = irq_data_get_irq_chip_data(d); - struct st_gpio_bank *bank = gpio_chip_to_bank(gc); + struct st_gpio_bank *bank = gpiochip_get_data(gc); writel(BIT(d->hwirq), bank->base + REG_PIO_SET_PMASK); } @@ -1341,7 +1338,7 @@ static void st_gpio_irq_unmask(struct irq_data *d) static int st_gpio_irq_set_type(struct irq_data *d, unsigned type) { struct gpio_chip *gc = irq_data_get_irq_chip_data(d); - struct st_gpio_bank *bank = gpio_chip_to_bank(gc); + struct st_gpio_bank *bank = gpiochip_get_data(gc); unsigned long flags; int comp, pin = d->hwirq; u32 val; @@ -1455,7 +1452,7 @@ static void st_gpio_irq_handler(struct irq_desc *desc) /* interrupt dedicated per bank */ struct irq_chip *chip = irq_desc_get_chip(desc); struct gpio_chip *gc = irq_desc_get_handler_data(desc); - struct st_gpio_bank *bank = gpio_chip_to_bank(gc); + struct st_gpio_bank *bank = gpiochip_get_data(gc); chained_irq_enter(chip, desc); __gpio_irq_handler(bank); @@ -1532,7 +1529,7 @@ static int st_gpiolib_register_bank(struct st_pinctrl *info, range->pin_base = range->base = range->id * ST_GPIO_PINS_PER_BANK; range->npins = bank->gpio_chip.ngpio; range->gc = &bank->gpio_chip; - err = gpiochip_add(&bank->gpio_chip); + err = gpiochip_add_data(&bank->gpio_chip, bank); if (err) { dev_err(dev, "Failed to add gpiochip(%d)!\n", bank_num); return err; |