@@ -112,7 +112,9 @@ static int gpio_extcon_probe(struct platform_device *pdev)
if (ret < 0)
return ret;
- INIT_DELAYED_WORK(&data->work, gpio_extcon_work);
+ ret = devm_delayed_work_autocancel(dev, &data->work, gpio_extcon_work);
+ if (ret)
+ return ret;
/*
* Request the interrupt of gpio to detect whether external connector
@@ -131,15 +133,6 @@ static int gpio_extcon_probe(struct platform_device *pdev)
return 0;
}
-static int gpio_extcon_remove(struct platform_device *pdev)
-{
- struct gpio_extcon_data *data = platform_get_drvdata(pdev);
-
- cancel_delayed_work_sync(&data->work);
-
- return 0;
-}
-
#ifdef CONFIG_PM_SLEEP
static int gpio_extcon_resume(struct device *dev)
{
@@ -158,7 +151,6 @@ static SIMPLE_DEV_PM_OPS(gpio_extcon_pm_ops, NULL, gpio_extcon_resume);
static struct platform_driver gpio_extcon_driver = {
.probe = gpio_extcon_probe,
- .remove = gpio_extcon_remove,
.driver = {
.name = "extcon-gpio",
.pm = &gpio_extcon_pm_ops,
@@ -101,7 +101,9 @@ static int int3496_probe(struct platform_device *pdev)
return -ENOMEM;
data->dev = dev;
- INIT_DELAYED_WORK(&data->work, int3496_do_usb_id);
+ ret = devm_delayed_work_autocancel(dev, &data->work, int3496_do_usb_id);
+ if (ret)
+ return ret;
data->gpio_usb_id = devm_gpiod_get(dev, "id", GPIOD_IN);
if (IS_ERR(data->gpio_usb_id)) {
@@ -155,16 +157,6 @@ static int int3496_probe(struct platform_device *pdev)
return 0;
}
-static int int3496_remove(struct platform_device *pdev)
-{
- struct int3496_data *data = platform_get_drvdata(pdev);
-
- devm_free_irq(&pdev->dev, data->usb_id_irq, data);
- cancel_delayed_work_sync(&data->work);
-
- return 0;
-}
-
static const struct acpi_device_id int3496_acpi_match[] = {
{ "INT3496" },
{ }
@@ -177,7 +169,6 @@ static struct platform_driver int3496_driver = {
.acpi_match_table = int3496_acpi_match,
},
.probe = int3496_probe,
- .remove = int3496_remove,
};
module_platform_driver(int3496_driver);
@@ -237,7 +237,11 @@ static int palmas_usb_probe(struct platform_device *pdev)
palmas_usb->sw_debounce_jiffies = msecs_to_jiffies(debounce);
}
- INIT_DELAYED_WORK(&palmas_usb->wq_detectid, palmas_gpio_id_detect);
+ status = devm_delayed_work_autocancel(&pdev->dev,
+ &palmas_usb->wq_detectid,
+ palmas_gpio_id_detect);
+ if (status)
+ return status;
palmas->usb = palmas_usb;
palmas_usb->palmas = palmas;
@@ -359,15 +363,6 @@ static int palmas_usb_probe(struct platform_device *pdev)
return 0;
}
-static int palmas_usb_remove(struct platform_device *pdev)
-{
- struct palmas_usb *palmas_usb = platform_get_drvdata(pdev);
-
- cancel_delayed_work_sync(&palmas_usb->wq_detectid);
-
- return 0;
-}
-
#ifdef CONFIG_PM_SLEEP
static int palmas_usb_suspend(struct device *dev)
{
@@ -422,7 +417,6 @@ static const struct of_device_id of_palmas_match_tbl[] = {
static struct platform_driver palmas_usb_driver = {
.probe = palmas_usb_probe,
- .remove = palmas_usb_remove,
.driver = {
.name = "palmas-usb",
.of_match_table = of_palmas_match_tbl,
@@ -80,7 +80,11 @@ static int qcom_usb_extcon_probe(struct platform_device *pdev)
}
info->debounce_jiffies = msecs_to_jiffies(USB_ID_DEBOUNCE_MS);
- INIT_DELAYED_WORK(&info->wq_detcable, qcom_usb_extcon_detect_cable);
+
+ ret = devm_delayed_work_autocancel(dev, &info->wq_detcable,
+ qcom_usb_extcon_detect_cable);
+ if (ret)
+ return ret;
info->irq = platform_get_irq_byname(pdev, "usb_id");
if (info->irq < 0)
@@ -105,15 +109,6 @@ static int qcom_usb_extcon_probe(struct platform_device *pdev)
return 0;
}
-static int qcom_usb_extcon_remove(struct platform_device *pdev)
-{
- struct qcom_usb_extcon_info *info = platform_get_drvdata(pdev);
-
- cancel_delayed_work_sync(&info->wq_detcable);
-
- return 0;
-}
-
#ifdef CONFIG_PM_SLEEP
static int qcom_usb_extcon_suspend(struct device *dev)
{
@@ -149,7 +144,6 @@ MODULE_DEVICE_TABLE(of, qcom_usb_extcon_dt_match);
static struct platform_driver qcom_usb_extcon_driver = {
.probe = qcom_usb_extcon_probe,
- .remove = qcom_usb_extcon_remove,
.driver = {
.name = "extcon-pm8941-misc",
.pm = &qcom_usb_extcon_pm_ops,
Few drivers implement remove call-back only for ensuring a delayed work gets cancelled prior driver removal. Clean-up these by switching to use devm_delayed_work_autocancel() instead. This change is compile-tested only. All testing is appreciated. Signed-off-by: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com> --- drivers/extcon/extcon-gpio.c | 14 +++----------- drivers/extcon/extcon-intel-int3496.c | 15 +++------------ drivers/extcon/extcon-palmas.c | 16 +++++----------- drivers/extcon/extcon-qcom-spmi-misc.c | 16 +++++----------- 4 files changed, 16 insertions(+), 45 deletions(-)