diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2015-12-08 23:11:05 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-04-26 15:35:25 +0200 |
| commit | a00d60a0a2896bced073810fc86ea0764ac54939 (patch) | |
| tree | 11470ec834e7504fc99e3d3579c6b2bd6de6b7e6 /drivers/tty/serial/max310x.c | |
| parent | cbc3f10f9ead9c9f664a9dc6697c31312e36d50e (diff) | |
serial: max310x: 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: Jiri Slaby <jslaby@suse.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/tty/serial/max310x.c')
| -rw-r--r-- | drivers/tty/serial/max310x.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/tty/serial/max310x.c b/drivers/tty/serial/max310x.c index 3f98165b479c..3f6e0ab725fe 100644 --- a/drivers/tty/serial/max310x.c +++ b/drivers/tty/serial/max310x.c @@ -17,7 +17,7 @@ #include <linux/clk.h> #include <linux/delay.h> #include <linux/device.h> -#include <linux/gpio.h> +#include <linux/gpio/driver.h> #include <linux/module.h> #include <linux/of.h> #include <linux/of_device.h> @@ -1036,7 +1036,7 @@ static SIMPLE_DEV_PM_OPS(max310x_pm_ops, max310x_suspend, max310x_resume); static int max310x_gpio_get(struct gpio_chip *chip, unsigned offset) { unsigned int val; - struct max310x_port *s = container_of(chip, struct max310x_port, gpio); + struct max310x_port *s = gpiochip_get_data(chip); struct uart_port *port = &s->p[offset / 4].port; val = max310x_port_read(port, MAX310X_GPIODATA_REG); @@ -1046,7 +1046,7 @@ static int max310x_gpio_get(struct gpio_chip *chip, unsigned offset) static void max310x_gpio_set(struct gpio_chip *chip, unsigned offset, int value) { - struct max310x_port *s = container_of(chip, struct max310x_port, gpio); + struct max310x_port *s = gpiochip_get_data(chip); struct uart_port *port = &s->p[offset / 4].port; max310x_port_update(port, MAX310X_GPIODATA_REG, 1 << (offset % 4), @@ -1055,7 +1055,7 @@ static void max310x_gpio_set(struct gpio_chip *chip, unsigned offset, int value) static int max310x_gpio_direction_input(struct gpio_chip *chip, unsigned offset) { - struct max310x_port *s = container_of(chip, struct max310x_port, gpio); + struct max310x_port *s = gpiochip_get_data(chip); struct uart_port *port = &s->p[offset / 4].port; max310x_port_update(port, MAX310X_GPIOCFG_REG, 1 << (offset % 4), 0); @@ -1066,7 +1066,7 @@ static int max310x_gpio_direction_input(struct gpio_chip *chip, unsigned offset) static int max310x_gpio_direction_output(struct gpio_chip *chip, unsigned offset, int value) { - struct max310x_port *s = container_of(chip, struct max310x_port, gpio); + struct max310x_port *s = gpiochip_get_data(chip); struct uart_port *port = &s->p[offset / 4].port; max310x_port_update(port, MAX310X_GPIODATA_REG, 1 << (offset % 4), @@ -1183,7 +1183,7 @@ static int max310x_probe(struct device *dev, struct max310x_devtype *devtype, s->gpio.base = -1; s->gpio.ngpio = devtype->nr * 4; s->gpio.can_sleep = 1; - ret = gpiochip_add(&s->gpio); + ret = gpiochip_add_data(&s->gpio, s); if (ret) goto out_uart; #endif |