diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2015-12-08 12:31:35 +0300 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-01-05 16:15:06 +0300 |
| commit | cff4c7efbc2a1771af431edad6cf1df2a9d9dd46 (patch) | |
| tree | 97cb81dec97242602f107cef2e1f2c238330c001 /drivers/pinctrl/spear | |
| parent | 192d3507e2e65790f03ff43aeb1930ae097a8315 (diff) | |
| download | linux-cff4c7efbc2a1771af431edad6cf1df2a9d9dd46.tar.xz | |
pinctrl: spear-plgpio: 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: spear-devel@list.st.com
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/spear')
| -rw-r--r-- | drivers/pinctrl/spear/pinctrl-plgpio.c | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/drivers/pinctrl/spear/pinctrl-plgpio.c b/drivers/pinctrl/spear/pinctrl-plgpio.c index 925f597de266..4c9b863f8267 100644 --- a/drivers/pinctrl/spear/pinctrl-plgpio.c +++ b/drivers/pinctrl/spear/pinctrl-plgpio.c @@ -107,7 +107,7 @@ static inline void plgpio_reg_reset(void __iomem *base, u32 pin, u32 reg) /* gpio framework specific routines */ static int plgpio_direction_input(struct gpio_chip *chip, unsigned offset) { - struct plgpio *plgpio = container_of(chip, struct plgpio, chip); + struct plgpio *plgpio = gpiochip_get_data(chip); unsigned long flags; /* get correct offset for "offset" pin */ @@ -127,7 +127,7 @@ static int plgpio_direction_input(struct gpio_chip *chip, unsigned offset) static int plgpio_direction_output(struct gpio_chip *chip, unsigned offset, int value) { - struct plgpio *plgpio = container_of(chip, struct plgpio, chip); + struct plgpio *plgpio = gpiochip_get_data(chip); unsigned long flags; unsigned dir_offset = offset, wdata_offset = offset, tmp; @@ -159,7 +159,7 @@ static int plgpio_direction_output(struct gpio_chip *chip, unsigned offset, static int plgpio_get_value(struct gpio_chip *chip, unsigned offset) { - struct plgpio *plgpio = container_of(chip, struct plgpio, chip); + struct plgpio *plgpio = gpiochip_get_data(chip); if (offset >= chip->ngpio) return -EINVAL; @@ -176,7 +176,7 @@ static int plgpio_get_value(struct gpio_chip *chip, unsigned offset) static void plgpio_set_value(struct gpio_chip *chip, unsigned offset, int value) { - struct plgpio *plgpio = container_of(chip, struct plgpio, chip); + struct plgpio *plgpio = gpiochip_get_data(chip); if (offset >= chip->ngpio) return; @@ -196,7 +196,7 @@ static void plgpio_set_value(struct gpio_chip *chip, unsigned offset, int value) static int plgpio_request(struct gpio_chip *chip, unsigned offset) { - struct plgpio *plgpio = container_of(chip, struct plgpio, chip); + struct plgpio *plgpio = gpiochip_get_data(chip); int gpio = chip->base + offset; unsigned long flags; int ret = 0; @@ -248,7 +248,7 @@ err0: static void plgpio_free(struct gpio_chip *chip, unsigned offset) { - struct plgpio *plgpio = container_of(chip, struct plgpio, chip); + struct plgpio *plgpio = gpiochip_get_data(chip); int gpio = chip->base + offset; unsigned long flags; @@ -280,7 +280,7 @@ disable_clk: static void plgpio_irq_disable(struct irq_data *d) { struct gpio_chip *gc = irq_data_get_irq_chip_data(d); - struct plgpio *plgpio = container_of(gc, struct plgpio, chip); + struct plgpio *plgpio = gpiochip_get_data(gc); int offset = d->hwirq; unsigned long flags; @@ -299,7 +299,7 @@ static void plgpio_irq_disable(struct irq_data *d) static void plgpio_irq_enable(struct irq_data *d) { struct gpio_chip *gc = irq_data_get_irq_chip_data(d); - struct plgpio *plgpio = container_of(gc, struct plgpio, chip); + struct plgpio *plgpio = gpiochip_get_data(gc); int offset = d->hwirq; unsigned long flags; @@ -318,7 +318,7 @@ static void plgpio_irq_enable(struct irq_data *d) static int plgpio_irq_set_type(struct irq_data *d, unsigned trigger) { struct gpio_chip *gc = irq_data_get_irq_chip_data(d); - struct plgpio *plgpio = container_of(gc, struct plgpio, chip); + struct plgpio *plgpio = gpiochip_get_data(gc); int offset = d->hwirq; void __iomem *reg_off; unsigned int supported_type = 0, val; @@ -359,7 +359,7 @@ static struct irq_chip plgpio_irqchip = { static void plgpio_irq_handler(struct irq_desc *desc) { struct gpio_chip *gc = irq_desc_get_handler_data(desc); - struct plgpio *plgpio = container_of(gc, struct plgpio, chip); + struct plgpio *plgpio = gpiochip_get_data(gc); struct irq_chip *irqchip = irq_desc_get_chip(desc); int regs_count, count, pin, offset, i = 0; unsigned long pending; @@ -573,7 +573,7 @@ static int plgpio_probe(struct platform_device *pdev) } } - ret = gpiochip_add(&plgpio->chip); + ret = gpiochip_add_data(&plgpio->chip, plgpio); if (ret) { dev_err(&pdev->dev, "unable to add gpio chip\n"); goto unprepare_clk; |