[PATCH v10 19/22] ACPI: platform_profile: Notify class device from platform_profile_notify()

Mario Limonciello
2024-12-06T03:26:29Z

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@gmx.de>
Reviewed-by: Mark Pearson <mpearson-lenovo@squebb.ca>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
---
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 a1fdc56537baf..e105ef48409ec 100644
--- a/drivers/acpi/platform_profile.c
+++ b/drivers/acpi/platform_profile.c
@@ -412,6 +412,9 @@ 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