diff options
author | Linus Walleij <linus.walleij@linaro.org> | 2015-12-07 13:24:24 (GMT) |
---|---|---|
committer | Linus Walleij <linus.walleij@linaro.org> | 2016-01-05 10:21:13 (GMT) |
commit | 8ca7f1fab866a0ce22c878cb824ba5f73c3e0556 (patch) | |
tree | 11b69d04ab612551a96801004fb67cad3f44c3fb /drivers/gpio/gpio-sch311x.c | |
parent | 737c8fccf1c5b2aae3c6d9a66dce17e35fc39b71 (diff) | |
download | linux-8ca7f1fab866a0ce22c878cb824ba5f73c3e0556.tar.xz |
gpio: sch311x: 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: Bruno Randolf <br1@einfach.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpio-sch311x.c')
-rw-r--r-- | drivers/gpio/gpio-sch311x.c | 21 |
1 files changed, 7 insertions, 14 deletions
diff --git a/drivers/gpio/gpio-sch311x.c b/drivers/gpio/gpio-sch311x.c index b454792..1cbd77a 100644 --- a/drivers/gpio/gpio-sch311x.c +++ b/drivers/gpio/gpio-sch311x.c @@ -93,13 +93,6 @@ static struct sch311x_gpio_block_def sch311x_gpio_blocks[] = { }, }; -static inline struct sch311x_gpio_block * -to_sch311x_gpio_block(struct gpio_chip *chip) -{ - return container_of(chip, struct sch311x_gpio_block, chip); -} - - /* * Super-IO functions */ @@ -142,7 +135,7 @@ static inline void sch311x_sio_outb(int sio_config_port, int reg, int val) static int sch311x_gpio_request(struct gpio_chip *chip, unsigned offset) { - struct sch311x_gpio_block *block = to_sch311x_gpio_block(chip); + struct sch311x_gpio_block *block = gpiochip_get_data(chip); if (block->config_regs[offset] == 0) /* GPIO is not available */ return -ENODEV; @@ -158,7 +151,7 @@ static int sch311x_gpio_request(struct gpio_chip *chip, unsigned offset) static void sch311x_gpio_free(struct gpio_chip *chip, unsigned offset) { - struct sch311x_gpio_block *block = to_sch311x_gpio_block(chip); + struct sch311x_gpio_block *block = gpiochip_get_data(chip); if (block->config_regs[offset] == 0) /* GPIO is not available */ return; @@ -168,7 +161,7 @@ static void sch311x_gpio_free(struct gpio_chip *chip, unsigned offset) static int sch311x_gpio_get(struct gpio_chip *chip, unsigned offset) { - struct sch311x_gpio_block *block = to_sch311x_gpio_block(chip); + struct sch311x_gpio_block *block = gpiochip_get_data(chip); unsigned char data; spin_lock(&block->lock); @@ -192,7 +185,7 @@ static void __sch311x_gpio_set(struct sch311x_gpio_block *block, static void sch311x_gpio_set(struct gpio_chip *chip, unsigned offset, int value) { - struct sch311x_gpio_block *block = to_sch311x_gpio_block(chip); + struct sch311x_gpio_block *block = gpiochip_get_data(chip); spin_lock(&block->lock); __sch311x_gpio_set(block, offset, value); @@ -201,7 +194,7 @@ static void sch311x_gpio_set(struct gpio_chip *chip, unsigned offset, static int sch311x_gpio_direction_in(struct gpio_chip *chip, unsigned offset) { - struct sch311x_gpio_block *block = to_sch311x_gpio_block(chip); + struct sch311x_gpio_block *block = gpiochip_get_data(chip); spin_lock(&block->lock); outb(SCH311X_GPIO_CONF_IN, block->runtime_reg + @@ -214,7 +207,7 @@ static int sch311x_gpio_direction_in(struct gpio_chip *chip, unsigned offset) static int sch311x_gpio_direction_out(struct gpio_chip *chip, unsigned offset, int value) { - struct sch311x_gpio_block *block = to_sch311x_gpio_block(chip); + struct sch311x_gpio_block *block = gpiochip_get_data(chip); spin_lock(&block->lock); @@ -267,7 +260,7 @@ static int sch311x_gpio_probe(struct platform_device *pdev) block->data_reg = sch311x_gpio_blocks[i].data_reg; block->runtime_reg = pdata->runtime_reg; - err = gpiochip_add(&block->chip); + err = gpiochip_add_data(&block->chip, block); if (err < 0) { dev_err(&pdev->dev, "Could not register gpiochip, %d\n", err); |