diff options
| author | Sergio Paracuellos <sergio.paracuellos@gmail.com> | 2018-06-01 11:30:54 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-06-01 13:16:24 +0200 |
| commit | 1e2735fe1b49cfa5dd668f61778aaaa46c6fe1c8 (patch) | |
| tree | 2acf618358afd4cde6eefd6b44739588d01817ec /drivers/staging | |
| parent | 64379af8c6345623c985f00b272decd29057a8d5 (diff) | |
staging: mt7621-gpio: use GPIOF_DIR_OUT and GPIOF_DIR_IN macros instead of custom values
There are macros in gpio kernel's headers to define direction
of a gpio. Use them instead of return custom '0' and '1' values.
Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Reviewed-by: NeilBrown <neil@brown.name>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging')
| -rw-r--r-- | drivers/staging/mt7621-gpio/gpio-mt7621.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/staging/mt7621-gpio/gpio-mt7621.c b/drivers/staging/mt7621-gpio/gpio-mt7621.c index a8adee3b59b3..390cc56b3ac4 100644 --- a/drivers/staging/mt7621-gpio/gpio-mt7621.c +++ b/drivers/staging/mt7621-gpio/gpio-mt7621.c @@ -6,6 +6,7 @@ #include <linux/io.h> #include <linux/err.h> +#include <linux/gpio.h> #include <linux/gpio/driver.h> #include <linux/module.h> #include <linux/of_irq.h> @@ -127,7 +128,7 @@ mediatek_gpio_get_direction(struct gpio_chip *chip, unsigned int offset) struct mtk_gc *rg = to_mediatek_gpio(chip); u32 t = mtk_gpio_r32(rg, GPIO_REG_CTRL); - return (t & BIT(offset)) ? 0 : 1; + return (t & BIT(offset)) ? GPIOF_DIR_OUT : GPIOF_DIR_IN; } static int |