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author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2022-07-19 01:02:52 +0300 |
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committer | Bartosz Golaszewski <brgl@bgdev.pl> | 2022-07-19 10:14:49 +0200 |
commit | 28ba057456412794198ba6c953aa2042147c2de5 (patch) | |
tree | fb832c60cdbb947dfccd9d2174c21348f62f7d77 /drivers/gpio | |
parent | d3054ba1db6270e14245efa28dbd1cf10207d4f2 (diff) | |
download | linux-28ba057456412794198ba6c953aa2042147c2de5.tar.gz linux-28ba057456412794198ba6c953aa2042147c2de5.tar.bz2 linux-28ba057456412794198ba6c953aa2042147c2de5.zip |
gpio: 74xx-mmio: use bits.h macros for all masks
Make use of the GENMASK() (far less error-prone, far more concise).
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl>
Diffstat (limited to 'drivers/gpio')
-rw-r--r-- | drivers/gpio/gpio-74xx-mmio.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpio/gpio-74xx-mmio.c b/drivers/gpio/gpio-74xx-mmio.c index b2cc8a55c257..cd399898ed12 100644 --- a/drivers/gpio/gpio-74xx-mmio.c +++ b/drivers/gpio/gpio-74xx-mmio.c @@ -5,6 +5,7 @@ * Copyright (C) 2014 Alexander Shiyan <shc_work@mail.ru> */ +#include <linux/bits.h> #include <linux/err.h> #include <linux/gpio/driver.h> #include <linux/mod_devicetable.h> @@ -14,7 +15,7 @@ #define MMIO_74XX_DIR_IN (0 << 8) #define MMIO_74XX_DIR_OUT (1 << 8) -#define MMIO_74XX_BIT_CNT(x) ((x) & 0xff) +#define MMIO_74XX_BIT_CNT(x) ((x) & GENMASK(7, 0)) struct mmio_74xx_gpio_priv { struct gpio_chip gc; |