diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2015-12-07 11:09:24 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-01-05 11:21:09 +0100 |
| commit | bbe760041a05d51746f1b1cd658aaef91466bafc (patch) | |
| tree | beb01d90324d3f3ee5f3c6e8ddca81e6a875f37f /drivers/gpio | |
| parent | gpio: msic: use gpiochip data pointer (diff) | |
| download | linux-bbe760041a05d51746f1b1cd658aaef91466bafc.tar.xz linux-bbe760041a05d51746f1b1cd658aaef91466bafc.zip | |
gpio: mvebu: 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: Gregory CLEMENT <gregory.clement@free-electrons.com>
Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/gpio-mvebu.c | 23 |
1 files changed, 8 insertions, 15 deletions
diff --git a/drivers/gpio/gpio-mvebu.c b/drivers/gpio/gpio-mvebu.c index 6acedf4e9b1c..a5eacc1dff09 100644 --- a/drivers/gpio/gpio-mvebu.c +++ b/drivers/gpio/gpio-mvebu.c @@ -187,8 +187,7 @@ static void __iomem *mvebu_gpioreg_level_mask(struct mvebu_gpio_chip *mvchip) static void mvebu_gpio_set(struct gpio_chip *chip, unsigned pin, int value) { - struct mvebu_gpio_chip *mvchip = - container_of(chip, struct mvebu_gpio_chip, chip); + struct mvebu_gpio_chip *mvchip = gpiochip_get_data(chip); unsigned long flags; u32 u; @@ -204,8 +203,7 @@ static void mvebu_gpio_set(struct gpio_chip *chip, unsigned pin, int value) static int mvebu_gpio_get(struct gpio_chip *chip, unsigned pin) { - struct mvebu_gpio_chip *mvchip = - container_of(chip, struct mvebu_gpio_chip, chip); + struct mvebu_gpio_chip *mvchip = gpiochip_get_data(chip); u32 u; if (readl_relaxed(mvebu_gpioreg_io_conf(mvchip)) & (1 << pin)) { @@ -220,8 +218,7 @@ static int mvebu_gpio_get(struct gpio_chip *chip, unsigned pin) static void mvebu_gpio_blink(struct gpio_chip *chip, unsigned pin, int value) { - struct mvebu_gpio_chip *mvchip = - container_of(chip, struct mvebu_gpio_chip, chip); + struct mvebu_gpio_chip *mvchip = gpiochip_get_data(chip); unsigned long flags; u32 u; @@ -237,8 +234,7 @@ static void mvebu_gpio_blink(struct gpio_chip *chip, unsigned pin, int value) static int mvebu_gpio_direction_input(struct gpio_chip *chip, unsigned pin) { - struct mvebu_gpio_chip *mvchip = - container_of(chip, struct mvebu_gpio_chip, chip); + struct mvebu_gpio_chip *mvchip = gpiochip_get_data(chip); unsigned long flags; int ret; u32 u; @@ -261,8 +257,7 @@ static int mvebu_gpio_direction_input(struct gpio_chip *chip, unsigned pin) static int mvebu_gpio_direction_output(struct gpio_chip *chip, unsigned pin, int value) { - struct mvebu_gpio_chip *mvchip = - container_of(chip, struct mvebu_gpio_chip, chip); + struct mvebu_gpio_chip *mvchip = gpiochip_get_data(chip); unsigned long flags; int ret; u32 u; @@ -287,8 +282,7 @@ static int mvebu_gpio_direction_output(struct gpio_chip *chip, unsigned pin, static int mvebu_gpio_to_irq(struct gpio_chip *chip, unsigned pin) { - struct mvebu_gpio_chip *mvchip = - container_of(chip, struct mvebu_gpio_chip, chip); + struct mvebu_gpio_chip *mvchip = gpiochip_get_data(chip); return irq_create_mapping(mvchip->domain, pin); } @@ -494,8 +488,7 @@ static void mvebu_gpio_irq_handler(struct irq_desc *desc) static void mvebu_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip) { - struct mvebu_gpio_chip *mvchip = - container_of(chip, struct mvebu_gpio_chip, chip); + struct mvebu_gpio_chip *mvchip = gpiochip_get_data(chip); u32 out, io_conf, blink, in_pol, data_in, cause, edg_msk, lvl_msk; int i; @@ -763,7 +756,7 @@ static int mvebu_gpio_probe(struct platform_device *pdev) BUG(); } - gpiochip_add(&mvchip->chip); + gpiochip_add_data(&mvchip->chip, mvchip); /* Some gpio controllers do not provide irq support */ if (!of_irq_count(np)) |