linux-kernel - [PATCH v2 05/12] regulator/core: regulator_ena_gpio_ctrl: pull in ena

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Date: Mon, 29 Apr 2024 16:45:29 +0200
From:	Michał Mirosław <mirq-linux@...e.qmqm.pl>
To:	Liam Girdwood <lgirdwood@...il.com>,
	Mark Brown <broonie@...nel.org>
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH v2 05/12] regulator/core: regulator_ena_gpio_ctrl: pull in
 ena_gpio state handling

Deduplicate `ena_gpio_state` handling by pulling it into
regulator_ena_gpio_ctrl().

Signed-off-by: Michał Mirosław <mirq-linux@...e.qmqm.pl>
---
 drivers/regulator/core.c | 23 ++++++++++-------------
 1 file changed, 10 insertions(+), 13 deletions(-)

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index a1573a7ff2b2..4cb30e49c03d 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -2625,6 +2625,10 @@ static int regulator_ena_gpio_ctrl(struct regulator_dev *rdev, bool enable)
 	if (!pin)
 		return -EINVAL;
 
+	if (rdev->ena_gpio_state == enable)
+		return 0;
+	rdev->ena_gpio_state = enable;
+
 	if (enable) {
 		/* Enable GPIO at initial use */
 		if (pin->enable_count == 0)
@@ -2744,12 +2748,9 @@ static int _regulator_do_enable(struct regulator_dev *rdev)
 	}
 
 	if (rdev->ena_pin) {
-		if (!rdev->ena_gpio_state) {
-			ret = regulator_ena_gpio_ctrl(rdev, true);
-			if (ret < 0)
-				return ret;
-			rdev->ena_gpio_state = 1;
-		}
+		ret = regulator_ena_gpio_ctrl(rdev, true);
+		if (ret < 0)
+			return ret;
 	} else if (rdev->desc->ops->enable) {
 		ret = rdev->desc->ops->enable(rdev);
 		if (ret < 0)
@@ -2963,13 +2964,9 @@ static int _regulator_do_disable(struct regulator_dev *rdev)
 	trace_regulator_disable(rdev_get_name(rdev));
 
 	if (rdev->ena_pin) {
-		if (rdev->ena_gpio_state) {
-			ret = regulator_ena_gpio_ctrl(rdev, false);
-			if (ret < 0)
-				return ret;
-			rdev->ena_gpio_state = 0;
-		}
-
+		ret = regulator_ena_gpio_ctrl(rdev, false);
+		if (ret < 0)
+			return ret;
 	} else if (rdev->desc->ops->disable) {
 		ret = rdev->desc->ops->disable(rdev);
 		if (ret != 0)
-- 
2.39.2