diff options
| author | Besar Wicaksono <bwicaksono@nvidia.com> | 2022-11-11 16:23:29 -0600 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2022-11-15 13:48:08 +0000 |
| commit | 84481be7167eba1957c8718c8b044a47965fdecb (patch) | |
| tree | 8ec30ae0aaa0fa9299034c747c5b345ea79d6b72 /drivers/perf/arm_cspmu/arm_cspmu.c | |
| parent | e37dfd65731dc4f001fa7dfa7f705e6840017d5a (diff) | |
perf: arm_cspmu: Add support for NVIDIA SCF and MCF attribute
Add support for NVIDIA System Cache Fabric (SCF) and Memory Control
Fabric (MCF) PMU attributes for CoreSight PMU implementation in
NVIDIA devices.
Acked-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Besar Wicaksono <bwicaksono@nvidia.com>
Link: https://lore.kernel.org/r/20221111222330.48602-3-bwicaksono@nvidia.com
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'drivers/perf/arm_cspmu/arm_cspmu.c')
| -rw-r--r-- | drivers/perf/arm_cspmu/arm_cspmu.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/perf/arm_cspmu/arm_cspmu.c b/drivers/perf/arm_cspmu/arm_cspmu.c index e8f57aa9f047..e851eeb33f4a 100644 --- a/drivers/perf/arm_cspmu/arm_cspmu.c +++ b/drivers/perf/arm_cspmu/arm_cspmu.c @@ -31,6 +31,7 @@ #include <acpi/processor.h> #include "arm_cspmu.h" +#include "nvidia_cspmu.h" #define PMUNAME "arm_cspmu" #define DRVNAME "arm-cs-arch-pmu" @@ -116,6 +117,9 @@ */ #define HILOHI_MAX_POLL 1000 +/* JEDEC-assigned JEP106 identification code */ +#define ARM_CSPMU_IMPL_ID_NVIDIA 0x36B + static unsigned long arm_cspmu_cpuhp_state; /* @@ -382,6 +386,11 @@ struct impl_match { }; static const struct impl_match impl_match[] = { + { + .pmiidr = ARM_CSPMU_IMPL_ID_NVIDIA, + .mask = ARM_CSPMU_PMIIDR_IMPLEMENTER, + .impl_init_ops = nv_cspmu_init_ops + }, {} }; |