diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2015-12-07 11:13:27 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-01-05 11:21:10 +0100 |
| commit | f5cc554e1cf17482781069b671090d3a35d5413b (patch) | |
| tree | e99dfee567de9e46d976e7abffd0fc7a067eae80 /drivers/gpio/gpio-octeon.c | |
| parent | gpio: mvebu: use gpiochip data pointer (diff) | |
| download | linux-f5cc554e1cf17482781069b671090d3a35d5413b.tar.xz linux-f5cc554e1cf17482781069b671090d3a35d5413b.zip | |
gpio: octeon: 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().
Reviewed-by: David Daney <david.daney@cavium.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpio-octeon.c')
| -rw-r--r-- | drivers/gpio/gpio-octeon.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/gpio/gpio-octeon.c b/drivers/gpio/gpio-octeon.c index afbb2417dfbc..7665ebcd0c1d 100644 --- a/drivers/gpio/gpio-octeon.c +++ b/drivers/gpio/gpio-octeon.c @@ -41,7 +41,7 @@ struct octeon_gpio { static int octeon_gpio_dir_in(struct gpio_chip *chip, unsigned offset) { - struct octeon_gpio *gpio = container_of(chip, struct octeon_gpio, chip); + struct octeon_gpio *gpio = gpiochip_get_data(chip); cvmx_write_csr(gpio->register_base + bit_cfg_reg(offset), 0); return 0; @@ -49,7 +49,7 @@ static int octeon_gpio_dir_in(struct gpio_chip *chip, unsigned offset) static void octeon_gpio_set(struct gpio_chip *chip, unsigned offset, int value) { - struct octeon_gpio *gpio = container_of(chip, struct octeon_gpio, chip); + struct octeon_gpio *gpio = gpiochip_get_data(chip); u64 mask = 1ull << offset; u64 reg = gpio->register_base + (value ? TX_SET : TX_CLEAR); cvmx_write_csr(reg, mask); @@ -58,7 +58,7 @@ static void octeon_gpio_set(struct gpio_chip *chip, unsigned offset, int value) static int octeon_gpio_dir_out(struct gpio_chip *chip, unsigned offset, int value) { - struct octeon_gpio *gpio = container_of(chip, struct octeon_gpio, chip); + struct octeon_gpio *gpio = gpiochip_get_data(chip); union cvmx_gpio_bit_cfgx cfgx; octeon_gpio_set(chip, offset, value); @@ -72,7 +72,7 @@ static int octeon_gpio_dir_out(struct gpio_chip *chip, unsigned offset, static int octeon_gpio_get(struct gpio_chip *chip, unsigned offset) { - struct octeon_gpio *gpio = container_of(chip, struct octeon_gpio, chip); + struct octeon_gpio *gpio = gpiochip_get_data(chip); u64 read_bits = cvmx_read_csr(gpio->register_base + RX_DAT); return ((1ull << offset) & read_bits) != 0; @@ -117,7 +117,7 @@ static int octeon_gpio_probe(struct platform_device *pdev) chip->get = octeon_gpio_get; chip->direction_output = octeon_gpio_dir_out; chip->set = octeon_gpio_set; - err = gpiochip_add(chip); + err = gpiochip_add_data(chip, gpio); if (err) goto out; |