diff options
Diffstat (limited to 'drivers/gpio/gpio-generic.c')
| -rw-r--r-- | drivers/gpio/gpio-generic.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpio/gpio-generic.c b/drivers/gpio/gpio-generic.c index ea581dc23d44..053a7f0a83e6 100644 --- a/drivers/gpio/gpio-generic.c +++ b/drivers/gpio/gpio-generic.c @@ -58,6 +58,7 @@ o ` ~~~~\___/~~~~ ` controller in FPGA is ,.` #include <linux/io.h> #include <linux/gpio.h> #include <linux/slab.h> +#include <linux/bitops.h> #include <linux/platform_device.h> #include <linux/mod_devicetable.h> #include <linux/basic_mmio_gpio.h> @@ -126,13 +127,13 @@ static unsigned long bgpio_read32be(void __iomem *reg) static unsigned long bgpio_pin2mask(struct bgpio_chip *bgc, unsigned int pin) { - return 1 << pin; + return BIT(pin); } static unsigned long bgpio_pin2mask_be(struct bgpio_chip *bgc, unsigned int pin) { - return 1 << (bgc->bits - 1 - pin); + return BIT(bgc->bits - 1 - pin); } static int bgpio_get_set(struct gpio_chip *gc, unsigned int gpio) |