Commit 1afbc80c authored Apr 22, 2020 by Andy Shevchenko Committed by Linus Walleij Apr 28, 2020

gpio: dwapb: Get rid of unnecessary conjunction over 32-bit value

When we mask interrupts before sleep, there is no need to have a conjunction
with 0xffffffff since the accepted by dwapb_write() value is 32-bit.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Serge Semin <fancer.lancer@gmail.com>
Cc: Serge Semin <fancer.lancer@gmail.com>
Link: https://lore.kernel.org/r/20200422110654.23442-1-andriy.shevchenko@linux.intel.com

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

parent 9f676e53

drivers/gpio/gpio-dwapb.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -743,8 +743,7 @@ static int dwapb_gpio_suspend(struct device *dev)
		ctx->int_deb = dwapb_read(gpio, GPIO_PORTA_DEBOUNCE);

		/* Mask out interrupts */
		dwapb_write(gpio, GPIO_INTMASK,
		0xffffffff & ~ctx->wake_en);
		dwapb_write(gpio, GPIO_INTMASK, ~ctx->wake_en);
		}
		}
		spin_unlock_irqrestore(&gc->bgpio_lock, flags);