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gpio: msic: 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().

Acked-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij 2015-12-07 10:37:39 +01:00
parent 709d71a17c
commit a772a26da7
1 changed files with 2 additions and 2 deletions
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4
drivers/gpio/gpio-msic.c
View File

@ -179,7 +179,7 @@ static int msic_irq_type(struct irq_data *data, unsigned type)
static int msic_gpio_to_irq(struct gpio_chip *chip, unsigned offset) static int msic_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
{ {
struct msic_gpio *mg = container_of(chip, struct msic_gpio, chip); struct msic_gpio *mg = gpiochip_get_data(chip);
return mg->irq_base + offset; return mg->irq_base + offset;
} }
@ -297,7 +297,7 @@ static int platform_msic_gpio_probe(struct platform_device *pdev)
mutex_init(&mg->buslock); mutex_init(&mg->buslock);
retval = gpiochip_add(&mg->chip); retval = gpiochip_add_data(&mg->chip, mg);
if (retval) { if (retval) {
dev_err(dev, "Adding MSIC gpio chip failed\n"); dev_err(dev, "Adding MSIC gpio chip failed\n");
goto err; goto err;