Thread (17 messages) 17 messages, 3 authors, 2024-10-30

Re: [PATCH 5/7] iio: imu: inv_mpu6050: simplify code in write_event_config callback

From: Jean-Baptiste Maneyrol <Jean-Baptiste.Maneyrol@tdk.com>
Date: 2024-10-24 12:21:41
Also in: chrome-platform, linux-iio, lkml
Subsystem: iio subsystem and drivers, invensense mpu-6050 imu driver, the rest · Maintainers: Jonathan Cameron, Jean-Baptiste Maneyrol, Linus Torvalds

Hello Julien,

good thing to know, thanks for the patch.

Acked-by: Jean-Baptiste Maneyrol <jean-baptiste.maneyrol@tdk.com>

Best regards,
JB

________________________________________
From: Julien Stephan <jstephan@baylibre.com>
Sent: Thursday, October 24, 2024 11:11
To: Mudit Sharma <muditsharma.info@gmail.com>; Jonathan Cameron <jic23@kernel.org>; Lars-Peter Clausen <lars@metafoo.de>; Anshul Dalal <anshulusr@gmail.com>; Javier Carrasco <javier.carrasco.cruz@gmail.com>; Jean-Baptiste Maneyrol <Jean-Baptiste.Maneyrol@tdk.com>; Michael Hennerich <Michael.Hennerich@analog.com>; Cosmin Tanislav <redacted>; Ramona Gradinariu <ramona.gradinariu@analog.com>; Antoniu Miclaus <antoniu.miclaus@analog.com>; Dan Robertson <dan@dlrobertson.com>; Marcelo Schmitt <marcelo.schmitt@analog.com>; Matteo Martelli <matteomartelli3@gmail.com>; Anand Ashok Dumbre <redacted>; Michal Simek <michal.simek@amd.com>; Mariel Tinaco <Mariel.Tinaco@analog.com>; Jagath Jog J <jagathjog1996@gmail.com>; Lorenzo Bianconi <lorenzo@kernel.org>; Subhajit Ghosh <subhajit.ghosh@tweaklogic.com>; Kevin Tsai <ktsai@capellamicro.com>; Linus Walleij <redacted>; Benson Leung <bleung@chromium.org>; Guenter Roeck <groeck@chromium.org>
Cc: linux-iio@vger.kernel.org <redacted>; linux-kernel@vger.kernel.org <redacted>; linux-arm-kernel@lists.infradead.org <redacted>; chrome-platform@lists.linux.dev <redacted>; Julien Stephan <jstephan@baylibre.com>
Subject: [PATCH 5/7] iio: imu: inv_mpu6050: simplify code in write_event_config callback
 
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iio_ev_state_store is actually using kstrtobool to check user
input, then gives the converted boolean value to the write_event_config
callback.

Remove useless code in write_event_config callback.

Signed-off-by: Julien Stephan <jstephan@baylibre.com>
---
 drivers/iio/imu/inv_mpu6050/inv_mpu_core.c | 7 ++-----
 drivers/iio/light/apds9960.c               | 2 --
 2 files changed, 2 insertions(+), 7 deletions(-)
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
index 5680be153127711777b6074da18a7a0f86211d6c..21ebf0f7e28fec302cbf8ab890fc53a3de6f36cd 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
@@ -1176,21 +1176,18 @@ static int inv_mpu6050_write_event_config(struct iio_dev *indio_dev,
 					  int state)
 {
 	struct inv_mpu6050_state *st = iio_priv(indio_dev);
-	int enable;
 
 	/* support only WoM (accel roc rising) event */
 	if (chan->type != IIO_ACCEL || type != IIO_EV_TYPE_ROC ||
 	    dir != IIO_EV_DIR_RISING)
 		return -EINVAL;
 
-	enable = !!state;
-
 	guard(mutex)(&st->lock);
 
-	if (st->chip_config.wom_en == enable)
+	if (st->chip_config.wom_en == state)
 		return 0;
 
-	return inv_mpu6050_enable_wom(st, enable);
+	return inv_mpu6050_enable_wom(st, state);
 }
 
 static int inv_mpu6050_read_event_value(struct iio_dev *indio_dev,
diff --git a/drivers/iio/light/apds9960.c b/drivers/iio/light/apds9960.c
index 3c14e4c30805e1b596ef2380f94e6aa3e92082b1..3a56eaae5a68f2891d061871c7013f0b5447bb47 100644
--- a/drivers/iio/light/apds9960.c
+++ b/drivers/iio/light/apds9960.c
@@ -762,8 +762,6 @@ static int apds9960_write_event_config(struct iio_dev *indio_dev,
 	struct apds9960_data *data = iio_priv(indio_dev);
 	int ret;
 
-	state = !!state;
-
 	switch (chan->type) {
 	case IIO_PROXIMITY:
 		if (data->pxs_int == state)
-- 
2.47.0

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