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Message-ID: <20250203121843.3183991-5-andriy.shevchenko@linux.intel.com> Date: Mon, 3 Feb 2025 14:17:20 +0200 From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com> To: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>, Linus Walleij <linus.walleij@...aro.org>, linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org Cc: Bartosz Golaszewski <brgl@...ev.pl>, Kees Cook <kees@...nel.org>, "Gustavo A. R. Silva" <gustavoars@...nel.org>, Andy Shevchenko <andriy.shevchenko@...ux.intel.com> Subject: [PATCH v1 4/7] gpio: 74x164: Make use of the macros from bits.h Make use of BIT() and GENMASK() where it makes sense. Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com> --- drivers/gpio/gpio-74x164.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpio/gpio-74x164.c b/drivers/gpio/gpio-74x164.c index 7844f8a58834..0f720d539fa7 100644 --- a/drivers/gpio/gpio-74x164.c +++ b/drivers/gpio/gpio-74x164.c @@ -47,7 +47,7 @@ static int gen_74x164_get_value(struct gpio_chip *gc, unsigned offset) guard(mutex)(&chip->lock); - return (chip->buffer[bank] >> pin) & 0x1; + return !!(chip->buffer[bank] & BIT(pin)); } static void gen_74x164_set_value(struct gpio_chip *gc, @@ -60,9 +60,9 @@ static void gen_74x164_set_value(struct gpio_chip *gc, guard(mutex)(&chip->lock); if (val) - chip->buffer[bank] |= (1 << pin); + chip->buffer[bank] |= BIT(pin); else - chip->buffer[bank] &= ~(1 << pin); + chip->buffer[bank] &= ~BIT(pin); __gen_74x164_write_config(chip); } -- 2.43.0.rc1.1336.g36b5255a03ac
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