diff mbox series

[v7,14/22] ACPI: platform_profile: Notify change events on register and unregister

Message ID 20241119171739.77028-15-mario.limonciello@amd.com
State New
Headers show
Series Add support for binding ACPI platform profile to multiple drivers | expand

Commit Message

Mario Limonciello Nov. 19, 2024, 5:17 p.m. UTC 
As multiple platform profile handlers may come and go, send a notification
to userspace each time that a platform profile handler is registered or
unregistered.

Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Tested-by: Mark Pearson <mpearson-lenovo@squebb.ca>
Tested-by: Matthew Schwartz <matthew.schwartz@linux.dev>
Reviewed-by: Mark Pearson <mpearson-lenovo@squebb.ca>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
---
v7:
 * Add Armin's tag
---
 drivers/acpi/platform_profile.c | 4 ++++
 1 file changed, 4 insertions(+)
diff mbox series

Patch

diff --git a/drivers/acpi/platform_profile.c b/drivers/acpi/platform_profile.c
index 1530e6096cd39..de0804305b02c 100644
--- a/drivers/acpi/platform_profile.c
+++ b/drivers/acpi/platform_profile.c
@@ -363,6 +363,8 @@  int platform_profile_register(struct platform_profile_handler *pprof)
 		goto cleanup_ida;
 	}
 
+	sysfs_notify(acpi_kobj, NULL, "platform_profile");
+
 	cur_profile = pprof;
 
 	err = sysfs_update_group(acpi_kobj, &platform_profile_group);
@@ -393,6 +395,8 @@  int platform_profile_remove(struct platform_profile_handler *pprof)
 	device_unregister(pprof->class_dev);
 	ida_free(&platform_profile_ida, id);
 
+	sysfs_notify(acpi_kobj, NULL, "platform_profile");
+
 	sysfs_update_group(acpi_kobj, &platform_profile_group);
 
 	return 0;