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platform: arm64: lenovo-yoga-c630: use the auxiliary device creation helper

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The auxiliary device creation of this driver is simple enough to
use the available auxiliary device creation helper.

Use it and remove some boilerplate code.

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Link: https://lore.kernel.org/r/20250610-yoga-aux-v1-1-d6115aa1683c@baylibre.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
This commit is contained in:
Jerome Brunet 2025-06-10 10:41:07 +02:00 • committed by Ilpo Järvinen
parent dce7764105
commit d2b16853ad
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GPG key ID: 59AC4F6153E5CE31
1 changed files with 3 additions and 37 deletions
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40
drivers/platform/arm64/lenovo-yoga-c630.c
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@ -191,50 +191,16 @@ void yoga_c630_ec_unregister_notify(struct yoga_c630_ec *ec, struct notifier_blo
}
EXPORT_SYMBOL_GPL(yoga_c630_ec_unregister_notify);
static void yoga_c630_aux_release(struct device *dev)
{
struct auxiliary_device *adev = to_auxiliary_dev(dev);
kfree(adev);
}
static void yoga_c630_aux_remove(void *data)
{
struct auxiliary_device *adev = data;
auxiliary_device_delete(adev);
auxiliary_device_uninit(adev);
}
static int yoga_c630_aux_init(struct device *parent, const char *name,
struct yoga_c630_ec *ec)
{
struct auxiliary_device *adev;
int ret;
adev = kzalloc(sizeof(*adev), GFP_KERNEL);
adev = devm_auxiliary_device_create(parent, name, ec);
if (!adev)
return -ENOMEM;
return -ENODEV;
adev->name = name;
adev->id = 0;
adev->dev.parent = parent;
adev->dev.release = yoga_c630_aux_release;
adev->dev.platform_data = ec;
ret = auxiliary_device_init(adev);
if (ret) {
kfree(adev);
return ret;
}
ret = auxiliary_device_add(adev);
if (ret) {
auxiliary_device_uninit(adev);
return ret;
}
return devm_add_action_or_reset(parent, yoga_c630_aux_remove, adev);
return 0;
}
static int yoga_c630_ec_probe(struct i2c_client *client)