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From:   Kent Gibson <warthog618@gmail.com>
To:     linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org,
        brgl@bgdev.pl, linus.walleij@linaro.org, andy@kernel.org
Cc:     Kent Gibson <warthog618@gmail.com>
Subject: [PATCH v2 3/5] gpiolib: remove debounce_period_us from struct gpio_desc
Date:   Thu, 14 Dec 2023 17:58:12 +0800
Message-Id: <20231214095814.132400-4-warthog618@gmail.com>
In-Reply-To: <20231214095814.132400-1-warthog618@gmail.com>
References: <20231214095814.132400-1-warthog618@gmail.com>
MIME-Version: 1.0
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Precedence: bulk

cdev is the only user of the debounce_period_us field in
struct gpio_desc, and it no longer uses it, so remove it.

Signed-off-by: Kent Gibson <warthog618@gmail.com>
---
 drivers/gpio/gpiolib.c | 3 ---
 drivers/gpio/gpiolib.h | 5 -----
 2 files changed, 8 deletions(-)

diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 95d2a7b2ea3e..b1e81a561141 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -2330,9 +2330,6 @@ static bool gpiod_free_commit(struct gpio_desc *desc)
 		clear_bit(FLAG_IS_HOGGED, &desc->flags);
 #ifdef CONFIG_OF_DYNAMIC
 		desc->hog = NULL;
-#endif
-#ifdef CONFIG_GPIO_CDEV
-		WRITE_ONCE(desc->debounce_period_us, 0);
 #endif
 		ret = true;
 	}
diff --git a/drivers/gpio/gpiolib.h b/drivers/gpio/gpiolib.h
index 3ccacf3c1288..a4a2520b5f31 100644
--- a/drivers/gpio/gpiolib.h
+++ b/drivers/gpio/gpiolib.h
@@ -147,7 +147,6 @@ void gpiod_line_state_notify(struct gpio_desc *desc, unsigned long action);
  * @label:		Name of the consumer
  * @name:		Line name
  * @hog:		Pointer to the device node that hogs this line (if any)
- * @debounce_period_us:	Debounce period in microseconds
  *
  * These are obtained using gpiod_get() and are preferable to the old
  * integer-based handles.
@@ -185,10 +184,6 @@ struct gpio_desc {
 #ifdef CONFIG_OF_DYNAMIC
 	struct device_node	*hog;
 #endif
-#ifdef CONFIG_GPIO_CDEV
-	/* debounce period in microseconds */
-	unsigned int		debounce_period_us;
-#endif
 };
 
 #define gpiod_not_found(desc)		(IS_ERR(desc) && PTR_ERR(desc) == -ENOENT)
-- 
2.39.2