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ACPI: platform_profile: Notify change events on register and unregister

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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>
Link: https://lore.kernel.org/r/20241206031918.1537-15-mario.limonciello@amd.com
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
This commit is contained in:
Mario Limonciello 2024-12-05 21:19:10 -06:00 committed by Ilpo Järvinen
parent d2785e3942
commit e5fe5ddc38
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GPG Key ID: 59AC4F6153E5CE31
1 changed files with 4 additions and 0 deletions
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4
drivers/acpi/platform_profile.c
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@ -361,6 +361,8 @@ 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);
@ -391,6 +393,8 @@ 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;