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From: Sanjay Chitroda <sanjayembeddedse@gmail.com>
To: jikos@kernel.org, jic23@kernel.org, srinivas.pandruvada@linux.intel.com
Cc: dlechner@baylibre.com, nuno.sa@analog.com, andy@kernel.org,
	sanjayembeddedse@gmail.com, sakari.ailus@linux.intel.com,
	linux-input@vger.kernel.org, linux-iio@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: [PATCH v3 9/9] iio: humidity: hid-sensor-humidity: drop hid_sensor_remove_trigger() using devm API
Date: Sat,  9 May 2026 15:40:40 +0530	[thread overview]
Message-ID: <20260509101040.791404-10-sanjayembedded@gmail.com> (raw)
In-Reply-To: <20260509101040.791404-1-sanjayembedded@gmail.com>

From: Sanjay Chitroda <sanjayembeddedse@gmail.com>

Use devm_hid_sensor_setup_trigger() to automatically release resources
during failure, unbind or removal of driver using devres framework.

This is done in a way to simplify the setup, remove goto and avoid manual
resource cleanup in teardown path.

Signed-off-by: Sanjay Chitroda <sanjayembeddedse@gmail.com>
---
changes in v3:
- Update commit message based on review comment from Andy
- Based on discussion using parent device of HID platform driver used
  with devres framework for this driver
- v2 link -> https://lore.kernel.org/all/20260429175918.2541914-5-sanjayembedded@gmail.com/
---
 drivers/iio/humidity/hid-sensor-humidity.c | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/drivers/iio/humidity/hid-sensor-humidity.c b/drivers/iio/humidity/hid-sensor-humidity.c
index d310ec43a118..4d4282e4b6e4 100644
--- a/drivers/iio/humidity/hid-sensor-humidity.c
+++ b/drivers/iio/humidity/hid-sensor-humidity.c
@@ -234,8 +234,8 @@ static int hid_humidity_probe(struct platform_device *pdev)
 
 	atomic_set(&humid_st->common_attributes.data_ready, 0);
 
-	ret = hid_sensor_setup_trigger(indio_dev, name,
-				       &humid_st->common_attributes);
+	ret = devm_hid_sensor_setup_trigger(dev, indio_dev, name,
+					    &humid_st->common_attributes);
 	if (ret)
 		return ret;
 
@@ -245,7 +245,7 @@ static int hid_humidity_probe(struct platform_device *pdev)
 	ret = sensor_hub_register_callback(hsdev, HID_USAGE_SENSOR_HUMIDITY,
 					   &humidity_callbacks);
 	if (ret)
-		goto error_remove_trigger;
+		return ret;
 
 	ret = iio_device_register(indio_dev);
 	if (ret)
@@ -255,8 +255,6 @@ static int hid_humidity_probe(struct platform_device *pdev)
 
 error_remove_callback:
 	sensor_hub_remove_callback(hsdev, HID_USAGE_SENSOR_HUMIDITY);
-error_remove_trigger:
-	hid_sensor_remove_trigger(&humid_st->common_attributes);
 	return ret;
 }
 
@@ -265,11 +263,9 @@ static void hid_humidity_remove(struct platform_device *pdev)
 {
 	struct hid_sensor_hub_device *hsdev = dev_get_platdata(&pdev->dev);
 	struct iio_dev *indio_dev = platform_get_drvdata(pdev);
-	struct hid_humidity_state *humid_st = iio_priv(indio_dev);
 
 	iio_device_unregister(indio_dev);
 	sensor_hub_remove_callback(hsdev, HID_USAGE_SENSOR_HUMIDITY);
-	hid_sensor_remove_trigger(&humid_st->common_attributes);
 }
 
 static const struct platform_device_id hid_humidity_ids[] = {
-- 
2.34.1


  parent reply	other threads:[~2026-05-09 10:11 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-09 10:10 [PATCH v3 0/9] iio: introduce devm_ API for hid sensro setup and cleanup Sanjay Chitroda
2026-05-09 10:10 ` [PATCH v3 1/9] iio: hid-sensors: drop redundant iio_dev argument Sanjay Chitroda
2026-05-09 10:42   ` sashiko-bot
2026-05-09 21:32   ` David Lechner
2026-05-12 12:37   ` srinivas pandruvada
2026-05-09 10:10 ` [PATCH v3 2/9] iio: hid-sensors: cleanup codestyle warning Sanjay Chitroda
2026-05-09 21:35   ` David Lechner
2026-05-12 12:39   ` srinivas pandruvada
2026-05-09 10:10 ` [PATCH v3 3/9] iio: hid-sensors: introduce device managed API Sanjay Chitroda
2026-05-10  6:36   ` Andy Shevchenko
2026-05-11 16:33     ` Jonathan Cameron
2026-05-12 12:47   ` srinivas pandruvada
2026-05-09 10:10 ` [PATCH v3 4/9] iio: gyro: hid-sensor-gyro-3d: cleanup codestyle warning Sanjay Chitroda
2026-05-09 21:38   ` David Lechner
2026-05-10  6:38   ` Andy Shevchenko
2026-05-09 10:10 ` [PATCH v3 5/9] iio: gyro: hid-sensor-gyro-3d: drop hid_sensor_remove_trigger() using devm API Sanjay Chitroda
2026-05-09 10:10 ` [PATCH v3 6/9] iio: humidity: hid-sensor-humidity: cleanup codestyle check Sanjay Chitroda
2026-05-09 10:10 ` [PATCH v3 7/9] iio: humidity: hid-sensor-humidity: use common device for devres Sanjay Chitroda
2026-05-09 13:06   ` sashiko-bot
2026-05-10  6:42   ` Andy Shevchenko
2026-05-11 16:41     ` Jonathan Cameron
2026-05-09 10:10 ` [PATCH v3 8/9] iio: humidity: hid-sensor-humidity: use local struct device Sanjay Chitroda
2026-05-09 10:10 ` Sanjay Chitroda [this message]
2026-05-09 21:44 ` [PATCH v3 0/9] iio: introduce devm_ API for hid sensro setup and cleanup David Lechner
2026-05-14  2:47 ` Zhang, Lixu

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