diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2015-12-07 12:12:05 +0300 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-01-05 13:21:08 +0300 |
| commit | 47315578b9894140bef11e2b0fab55d2706e055c (patch) | |
| tree | ddaa24b3208c95ef8f55a44a408fa14341ac22a6 /drivers/gpio/gpio-ml-ioh.c | |
| parent | 9e03cf0b12f19ef5dd8f113350e26b6d425ebbcb (diff) | |
| download | linux-47315578b9894140bef11e2b0fab55d2706e055c.tar.xz | |
gpio: ml-ioh: 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: Feng Tang <feng.tang@intel.com>
Cc: Tomoya MORINAGA <tomoya-linux@dsn.okisemi.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpio-ml-ioh.c')
| -rw-r--r-- | drivers/gpio/gpio-ml-ioh.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/gpio/gpio-ml-ioh.c b/drivers/gpio/gpio-ml-ioh.c index 7ef704343f05..796a5a4bc4f5 100644 --- a/drivers/gpio/gpio-ml-ioh.c +++ b/drivers/gpio/gpio-ml-ioh.c @@ -106,7 +106,7 @@ static const int num_ports[] = {6, 12, 16, 16, 15, 16, 16, 12}; static void ioh_gpio_set(struct gpio_chip *gpio, unsigned nr, int val) { u32 reg_val; - struct ioh_gpio *chip = container_of(gpio, struct ioh_gpio, gpio); + struct ioh_gpio *chip = gpiochip_get_data(gpio); unsigned long flags; spin_lock_irqsave(&chip->spinlock, flags); @@ -122,7 +122,7 @@ static void ioh_gpio_set(struct gpio_chip *gpio, unsigned nr, int val) static int ioh_gpio_get(struct gpio_chip *gpio, unsigned nr) { - struct ioh_gpio *chip = container_of(gpio, struct ioh_gpio, gpio); + struct ioh_gpio *chip = gpiochip_get_data(gpio); return !!(ioread32(&chip->reg->regs[chip->ch].pi) & (1 << nr)); } @@ -130,7 +130,7 @@ static int ioh_gpio_get(struct gpio_chip *gpio, unsigned nr) static int ioh_gpio_direction_output(struct gpio_chip *gpio, unsigned nr, int val) { - struct ioh_gpio *chip = container_of(gpio, struct ioh_gpio, gpio); + struct ioh_gpio *chip = gpiochip_get_data(gpio); u32 pm; u32 reg_val; unsigned long flags; @@ -155,7 +155,7 @@ static int ioh_gpio_direction_output(struct gpio_chip *gpio, unsigned nr, static int ioh_gpio_direction_input(struct gpio_chip *gpio, unsigned nr) { - struct ioh_gpio *chip = container_of(gpio, struct ioh_gpio, gpio); + struct ioh_gpio *chip = gpiochip_get_data(gpio); u32 pm; unsigned long flags; @@ -225,7 +225,7 @@ static void ioh_gpio_restore_reg_conf(struct ioh_gpio *chip) static int ioh_gpio_to_irq(struct gpio_chip *gpio, unsigned offset) { - struct ioh_gpio *chip = container_of(gpio, struct ioh_gpio, gpio); + struct ioh_gpio *chip = gpiochip_get_data(gpio); return chip->irq_base + offset; } @@ -450,7 +450,7 @@ static int ioh_gpio_probe(struct pci_dev *pdev, chip->ch = i; spin_lock_init(&chip->spinlock); ioh_gpio_setup(chip, num_ports[i]); - ret = gpiochip_add(&chip->gpio); + ret = gpiochip_add_data(&chip->gpio, chip); if (ret) { dev_err(&pdev->dev, "IOH gpio: Failed to register GPIO\n"); goto err_gpiochip_add; |