On Tue, Oct 15, 2024 at 04:36:35PM -0500, Mario Limonciello wrote: > From: Perry Yuan <perry.yuan@xxxxxxx> > > Introduces new MSR registers for AMD hardware feedback support. > These registers enable the system to provide workload classification > and configuration capabilities. > > Signed-off-by: Perry Yuan <perry.yuan@xxxxxxx> > Signed-off-by: Mario Limonciello <mario.limonciello@xxxxxxx> Reviewed-by: Gautham R. Shenoy <gautham.shenoy@xxxxxxx> > --- > arch/x86/include/asm/msr-index.h | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h > index 3ae84c3b8e6d..0cd5ffe50f4a 100644 > --- a/arch/x86/include/asm/msr-index.h > +++ b/arch/x86/include/asm/msr-index.h > @@ -712,6 +712,11 @@ > #define MSR_AMD64_PERF_CNTR_GLOBAL_CTL 0xc0000301 > #define MSR_AMD64_PERF_CNTR_GLOBAL_STATUS_CLR 0xc0000302 > > +/* AMD Hardware Feedback Support MSRs */ > +#define AMD_WORKLOAD_CLASS_CONFIG 0xc0000500 > +#define AMD_WORKLOAD_CLASS_ID 0xc0000501 > +#define AMD_WORKLOAD_HRST 0xc0000502 > + > /* AMD Last Branch Record MSRs */ > #define MSR_AMD64_LBR_SELECT 0xc000010e > > -- > 2.43.0 >