diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2015-12-04 15:39:50 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-01-05 11:21:03 +0100 |
| commit | ba4a74485a32c1a5ea04e9ce9318cd73ed746fe2 (patch) | |
| tree | d3d633ce49bc4186c0f3c5f984f6765ec39636ea /drivers/gpio/gpio-bcm-kona.c | |
| parent | b4e97a61255cde7e5b2f2484140547ba37c7292c (diff) | |
| download | linux-ba4a74485a32c1a5ea04e9ce9318cd73ed746fe2.tar.bz2 | |
gpio: bcm-kona: 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: Markus Mayer <markus.mayer@linaro.org>
Cc: Tim Kryger <tim.kryger@linaro.org>
Cc: Matt Porter <matt.porter@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpio-bcm-kona.c')
| -rw-r--r-- | drivers/gpio/gpio-bcm-kona.c | 25 |
1 files changed, 10 insertions, 15 deletions
diff --git a/drivers/gpio/gpio-bcm-kona.c b/drivers/gpio/gpio-bcm-kona.c index 21c3280d66e1..b6c5abe85daf 100644 --- a/drivers/gpio/gpio-bcm-kona.c +++ b/drivers/gpio/gpio-bcm-kona.c @@ -78,11 +78,6 @@ struct bcm_kona_gpio_bank { struct bcm_kona_gpio *kona_gpio; }; -static inline struct bcm_kona_gpio *to_kona_gpio(struct gpio_chip *chip) -{ - return container_of(chip, struct bcm_kona_gpio, gpio_chip); -} - static inline void bcm_kona_gpio_write_lock_regs(void __iomem *reg_base, int bank_id, u32 lockcode) { @@ -124,7 +119,7 @@ static void bcm_kona_gpio_unlock_gpio(struct bcm_kona_gpio *kona_gpio, static int bcm_kona_gpio_get_dir(struct gpio_chip *chip, unsigned gpio) { - struct bcm_kona_gpio *kona_gpio = to_kona_gpio(chip); + struct bcm_kona_gpio *kona_gpio = gpiochip_get_data(chip); void __iomem *reg_base = kona_gpio->reg_base; u32 val; @@ -141,7 +136,7 @@ static void bcm_kona_gpio_set(struct gpio_chip *chip, unsigned gpio, int value) u32 val, reg_offset; unsigned long flags; - kona_gpio = to_kona_gpio(chip); + kona_gpio = gpiochip_get_data(chip); reg_base = kona_gpio->reg_base; spin_lock_irqsave(&kona_gpio->lock, flags); @@ -168,7 +163,7 @@ static int bcm_kona_gpio_get(struct gpio_chip *chip, unsigned gpio) u32 val, reg_offset; unsigned long flags; - kona_gpio = to_kona_gpio(chip); + kona_gpio = gpiochip_get_data(chip); reg_base = kona_gpio->reg_base; spin_lock_irqsave(&kona_gpio->lock, flags); @@ -188,7 +183,7 @@ static int bcm_kona_gpio_get(struct gpio_chip *chip, unsigned gpio) static int bcm_kona_gpio_request(struct gpio_chip *chip, unsigned gpio) { - struct bcm_kona_gpio *kona_gpio = to_kona_gpio(chip); + struct bcm_kona_gpio *kona_gpio = gpiochip_get_data(chip); bcm_kona_gpio_unlock_gpio(kona_gpio, gpio); return 0; @@ -196,7 +191,7 @@ static int bcm_kona_gpio_request(struct gpio_chip *chip, unsigned gpio) static void bcm_kona_gpio_free(struct gpio_chip *chip, unsigned gpio) { - struct bcm_kona_gpio *kona_gpio = to_kona_gpio(chip); + struct bcm_kona_gpio *kona_gpio = gpiochip_get_data(chip); bcm_kona_gpio_lock_gpio(kona_gpio, gpio); } @@ -208,7 +203,7 @@ static int bcm_kona_gpio_direction_input(struct gpio_chip *chip, unsigned gpio) u32 val; unsigned long flags; - kona_gpio = to_kona_gpio(chip); + kona_gpio = gpiochip_get_data(chip); reg_base = kona_gpio->reg_base; spin_lock_irqsave(&kona_gpio->lock, flags); @@ -232,7 +227,7 @@ static int bcm_kona_gpio_direction_output(struct gpio_chip *chip, u32 val, reg_offset; unsigned long flags; - kona_gpio = to_kona_gpio(chip); + kona_gpio = gpiochip_get_data(chip); reg_base = kona_gpio->reg_base; spin_lock_irqsave(&kona_gpio->lock, flags); @@ -255,7 +250,7 @@ static int bcm_kona_gpio_to_irq(struct gpio_chip *chip, unsigned gpio) { struct bcm_kona_gpio *kona_gpio; - kona_gpio = to_kona_gpio(chip); + kona_gpio = gpiochip_get_data(chip); if (gpio >= kona_gpio->gpio_chip.ngpio) return -ENXIO; return irq_create_mapping(kona_gpio->irq_domain, gpio); @@ -269,7 +264,7 @@ static int bcm_kona_gpio_set_debounce(struct gpio_chip *chip, unsigned gpio, u32 val, res; unsigned long flags; - kona_gpio = to_kona_gpio(chip); + kona_gpio = gpiochip_get_data(chip); reg_base = kona_gpio->reg_base; /* debounce must be 1-128ms (or 0) */ if ((debounce > 0 && debounce < 1000) || debounce > 128000) { @@ -635,7 +630,7 @@ static int bcm_kona_gpio_probe(struct platform_device *pdev) bcm_kona_gpio_reset(kona_gpio); - ret = gpiochip_add(chip); + ret = gpiochip_add_data(chip, kona_gpio); if (ret < 0) { dev_err(dev, "Couldn't add GPIO chip -- %d\n", ret); goto err_irq_domain; |