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iio: light: acpi-als: Register ACPI notify handler directly

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To facilitate subsequent conversion of the driver to a platform one,
make it install an ACPI notify handler directly instead of using
a .notify() callback in struct acpi_driver.

No intentional functional impact.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Rafael J. Wysocki 2026-03-04 19:32:26 +01:00 committed by Jonathan Cameron
parent aac0a51b16
commit 1653e0897f
1 changed files with 15 additions and 5 deletions
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20
drivers/iio/light/acpi-als.c
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@ -90,9 +90,9 @@ static int acpi_als_read_value(struct acpi_als *als, char *prop, s32 *val)
return 0;
}
static void acpi_als_notify(struct acpi_device *device, u32 event)
static void acpi_als_notify(acpi_handle handle, u32 event, void *data)
{
struct iio_dev *indio_dev = acpi_driver_data(device);
struct iio_dev *indio_dev = data;
struct acpi_als *als = iio_priv(indio_dev);
if (iio_buffer_enabled(indio_dev) && iio_trigger_using_own(indio_dev)) {
@ -102,7 +102,7 @@ static void acpi_als_notify(struct acpi_device *device, u32 event)
break;
default:
/* Unhandled event */
dev_dbg(&device->dev,
dev_dbg(&als->device->dev,
"Unhandled ACPI ALS event (%08x)!\n",
event);
}
@ -218,7 +218,17 @@ static int acpi_als_add(struct acpi_device *device)
if (ret)
return ret;
return devm_iio_device_register(dev, indio_dev);
ret = devm_iio_device_register(dev, indio_dev);
if (ret)
return ret;
return acpi_dev_install_notify_handler(device, ACPI_DEVICE_NOTIFY,
acpi_als_notify, indio_dev);
}
static void acpi_als_remove(struct acpi_device *device)
{
acpi_dev_remove_notify_handler(device, ACPI_DEVICE_NOTIFY, acpi_als_notify);
}
static const struct acpi_device_id acpi_als_device_ids[] = {
@ -234,7 +244,7 @@ static struct acpi_driver acpi_als_driver = {
.ids = acpi_als_device_ids,
.ops = {
.add = acpi_als_add,
.notify = acpi_als_notify,
.remove = acpi_als_remove,
},
};