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gpio: 74xx-mmio: use bits.h macros for all masks

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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>
This commit is contained in:
Andy Shevchenko 2022-07-19 01:02:52 +03:00 committed by Bartosz Golaszewski
parent d3054ba1db
commit 28ba057456
1 changed files with 2 additions and 1 deletions
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3
drivers/gpio/gpio-74xx-mmio.c
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@ -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;