diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2015-12-03 15:31:48 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-01-05 11:21:01 +0100 |
| commit | 1f36bec53f045c72707b40723d70d39ba1099122 (patch) | |
| tree | c09600722a1f7fbfe32317c97bb22c30c3b56452 | |
| parent | 0f4630f3720e7e6e921bf525c8357fea7ef3dbab (diff) | |
| download | talos-obmc-linux-1f36bec53f045c72707b40723d70d39ba1099122.tar.gz talos-obmc-linux-1f36bec53f045c72707b40723d70d39ba1099122.zip | |
gpio: 104-idi-48: 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: William Breathitt Gray <vilhelm.gray@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
| -rw-r--r-- | drivers/gpio/gpio-104-idi-48.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/drivers/gpio/gpio-104-idi-48.c b/drivers/gpio/gpio-104-idi-48.c index 296dbd4cadd9..52eed328ce99 100644 --- a/drivers/gpio/gpio-104-idi-48.c +++ b/drivers/gpio/gpio-104-idi-48.c @@ -64,14 +64,9 @@ static int idi_48_gpio_direction_input(struct gpio_chip *chip, unsigned offset) return 0; } -static struct idi_48_gpio *to_idi48gpio(struct gpio_chip *gc) -{ - return container_of(gc, struct idi_48_gpio, chip); -} - static int idi_48_gpio_get(struct gpio_chip *chip, unsigned offset) { - struct idi_48_gpio *const idi48gpio = to_idi48gpio(chip); + struct idi_48_gpio *const idi48gpio = gpiochip_get_data(chip); unsigned i; const unsigned register_offset[6] = { 0, 1, 2, 4, 5, 6 }; unsigned base_offset; @@ -96,7 +91,7 @@ static void idi_48_irq_ack(struct irq_data *data) static void idi_48_irq_mask(struct irq_data *data) { struct gpio_chip *chip = irq_data_get_irq_chip_data(data); - struct idi_48_gpio *const idi48gpio = to_idi48gpio(chip); + struct idi_48_gpio *const idi48gpio = gpiochip_get_data(chip); const unsigned offset = irqd_to_hwirq(data); unsigned i; unsigned mask; @@ -127,7 +122,7 @@ static void idi_48_irq_mask(struct irq_data *data) static void idi_48_irq_unmask(struct irq_data *data) { struct gpio_chip *chip = irq_data_get_irq_chip_data(data); - struct idi_48_gpio *const idi48gpio = to_idi48gpio(chip); + struct idi_48_gpio *const idi48gpio = gpiochip_get_data(chip); const unsigned offset = irqd_to_hwirq(data); unsigned i; unsigned mask; @@ -255,7 +250,7 @@ static int __init idi_48_probe(struct platform_device *pdev) dev_set_drvdata(dev, idi48gpio); - err = gpiochip_add(&idi48gpio->chip); + err = gpiochip_add_data(&idi48gpio->chip, idi48gpio); if (err) { dev_err(dev, "GPIO registering failed (%d)\n", err); goto err_gpio_register; |
