When a driver has called platform_profile_notify() both the legacy sysfs interface and the class device should be notified as userspace may listen to either. Reviewed-by: Armin Wolf <W_Armin@xxxxxx> Reviewed-by: Mark Pearson <mpearson-lenovo@xxxxxxxxx> Signed-off-by: Mario Limonciello <mario.limonciello@xxxxxxx> --- v8: * notify only one dev --- drivers/acpi/platform_profile.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/acpi/platform_profile.c b/drivers/acpi/platform_profile.c index 16746d9b9aa7c..289b5d43638ae 100644 --- a/drivers/acpi/platform_profile.c +++ b/drivers/acpi/platform_profile.c @@ -401,6 +401,9 @@ void platform_profile_notify(struct platform_profile_handler *pprof) { if (!cur_profile) return; + scoped_cond_guard(mutex_intr, return, &profile_lock) { + _notify_class_profile(pprof->class_dev, NULL); + } sysfs_notify(acpi_kobj, NULL, "platform_profile"); } EXPORT_SYMBOL_GPL(platform_profile_notify); -- 2.43.0