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[4/5] ACPI: sysfs: manage sysfs attributes through device core

Message ID 20240613-acpi-sysfs-groups-v1-4-665e0deb052a@weissschuh.net (mailing list archive)
State Mainlined, archived
Headers show
Series ACPI: sysfs: manage sysfs attributes through device core | expand

Commit Message

Thomas Weißschuh June 13, 2024, 8:15 p.m. UTC
Now that the acpi sysfs attributes are organized around an
attribute_group the device core can manage them.

Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
---
 drivers/acpi/device_sysfs.c | 8 +++++---
 drivers/acpi/internal.h     | 1 +
 drivers/acpi/scan.c         | 1 +
 3 files changed, 7 insertions(+), 3 deletions(-)
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Patch

diff --git a/drivers/acpi/device_sysfs.c b/drivers/acpi/device_sysfs.c
index a673488066b3..f1e8928254c2 100644
--- a/drivers/acpi/device_sysfs.c
+++ b/drivers/acpi/device_sysfs.c
@@ -576,6 +576,11 @@  static const struct attribute_group acpi_group = {
 	.is_visible = acpi_attr_is_visible,
 };
 
+const struct attribute_group *acpi_groups[] = {
+	&acpi_group,
+	NULL
+};
+
 static const char *devm_acpi_device_str(struct acpi_device *dev)
 {
 	struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
@@ -619,8 +624,6 @@  int acpi_device_setup_files(struct acpi_device *dev)
 	int result = 0;
 
 	dev->pnp.str = devm_acpi_device_str(dev);
-	result = device_add_group(&dev->dev, &acpi_group);
-
 	acpi_expose_nondev_subnodes(&dev->dev.kobj, &dev->data);
 
 	return result;
@@ -633,5 +636,4 @@  int acpi_device_setup_files(struct acpi_device *dev)
 void acpi_device_remove_files(struct acpi_device *dev)
 {
 	acpi_hide_nondev_subnodes(&dev->data);
-	device_remove_group(&dev->dev, &acpi_group);
 }
diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h
index 2a0e9fc7b74c..63dd78d80508 100644
--- a/drivers/acpi/internal.h
+++ b/drivers/acpi/internal.h
@@ -120,6 +120,7 @@  int acpi_tie_acpi_dev(struct acpi_device *adev);
 int acpi_device_add(struct acpi_device *device);
 int acpi_device_setup_files(struct acpi_device *dev);
 void acpi_device_remove_files(struct acpi_device *dev);
+extern const struct attribute_group *acpi_groups[];
 void acpi_device_add_finalize(struct acpi_device *device);
 void acpi_free_pnp_ids(struct acpi_device_pnp *pnp);
 bool acpi_device_is_enabled(const struct acpi_device *adev);
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 503773707e01..c15fffefca0a 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -1813,6 +1813,7 @@  void acpi_init_device_object(struct acpi_device *device, acpi_handle handle,
 	device->dev.parent = parent ? &parent->dev : NULL;
 	device->dev.release = release;
 	device->dev.bus = &acpi_bus_type;
+	device->dev.groups = acpi_groups;
 	fwnode_init(&device->fwnode, &acpi_device_fwnode_ops);
 	acpi_set_device_status(device, ACPI_STA_DEFAULT);
 	acpi_device_get_busid(device);