On Tue, Aug 08, 2023 at 04:09:58PM +0800, Meng Li wrote: > Please refer to the ACPI_Spec for details on the highest > performance and notify events of CPPC. Please summarise so that we don't get to click random links on the interweb just to try and make sense of things. > Signed-off-by: Meng Li <li.meng@xxxxxxx> > Link: https://uefi.org/htmlspecs/AddCPI_Spec_6_4_html/08_Processor_Configuration_and_Control/declaring-processors.html?highlight=0x85#highest-performance > --- > drivers/acpi/processor_driver.c | 6 ++++++ > drivers/cpufreq/cpufreq.c | 13 +++++++++++++ > include/linux/cpufreq.h | 4 ++++ > 3 files changed, 23 insertions(+) > > diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c > index 4bd16b3f0781..29b2fb68a35d 100644 > --- a/drivers/acpi/processor_driver.c > +++ b/drivers/acpi/processor_driver.c > @@ -27,6 +27,7 @@ > #define ACPI_PROCESSOR_NOTIFY_PERFORMANCE 0x80 > #define ACPI_PROCESSOR_NOTIFY_POWER 0x81 > #define ACPI_PROCESSOR_NOTIFY_THROTTLING 0x82 > +#define ACPI_PROCESSOR_NOTIFY_HIGEST_PERF_CHANGED 0x85 Isn't that spelled: 'highest' ? ^