linux-kernel - [PATCH v12 1/7] iio: accel: adxl345: simplify tap suppress bit

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Message-Id: <20250727210014.27766-2-l.rubusch@gmail.com>
Date: Sun, 27 Jul 2025 21:00:08 +0000
From: Lothar Rubusch <l.rubusch@...il.com>
To: lars@...afoo.de,
	Michael.Hennerich@...log.com,
	jic23@...nel.org,
	dlechner@...libre.com,
	nuno.sa@...log.com,
	andy@...nel.org,
	corbet@....net
Cc: linux-iio@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-doc@...r.kernel.org,
	eraretuya@...il.com,
	l.rubusch@...il.com
Subject: [PATCH v12 1/7] iio: accel: adxl345: simplify tap suppress bit

Simplify setting the tap suppress bit by applying regmap_assign_bit(). As a
result, the defines can be reorganized for better clarity.

Signed-off-by: Lothar Rubusch <l.rubusch@...il.com>
---
 drivers/iio/accel/adxl345_core.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/iio/accel/adxl345_core.c b/drivers/iio/accel/adxl345_core.c
index b7dfd0007aa0..e293fc917972 100644
--- a/drivers/iio/accel/adxl345_core.c
+++ b/drivers/iio/accel/adxl345_core.c
@@ -34,12 +34,10 @@
 #define ADXL345_INT2			1
 
 #define ADXL345_REG_TAP_AXIS_MSK	GENMASK(2, 0)
-#define ADXL345_REG_TAP_SUPPRESS_MSK	BIT(3)
-#define ADXL345_REG_TAP_SUPPRESS	BIT(3)
-
 #define ADXL345_TAP_Z_EN		BIT(0)
 #define ADXL345_TAP_Y_EN		BIT(1)
 #define ADXL345_TAP_X_EN		BIT(2)
+#define ADXL345_REG_TAP_SUPPRESS	BIT(3)
 
 /* single/double tap */
 enum adxl345_tap_type {
@@ -368,9 +366,8 @@ static int adxl345_set_doubletap_en(struct adxl345_state *st, bool en)
 	 * Generally suppress detection of spikes during the latency period as
 	 * double taps here, this is fully optional for double tap detection
 	 */
-	ret = regmap_update_bits(st->regmap, ADXL345_REG_TAP_AXIS,
-				 ADXL345_REG_TAP_SUPPRESS_MSK,
-				 en ? ADXL345_REG_TAP_SUPPRESS : 0x00);
+	ret = regmap_assign_bits(st->regmap, ADXL345_REG_TAP_AXIS,
+				 ADXL345_REG_TAP_SUPPRESS, en);
 	if (ret)
 		return ret;
 
-- 
2.39.5