diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm64/include/asm/arm_pmuv3.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/arm_pmuv3.h b/arch/arm64/include/asm/arm_pmuv3.h index c444cbfb3acd..80cdfa4c3e88 100644 --- a/arch/arm64/include/asm/arm_pmuv3.h +++ b/arch/arm64/include/asm/arm_pmuv3.h @@ -134,4 +134,20 @@ static inline u32 read_pmceid1(void) return read_sysreg(pmceid1_el0); } +static inline bool pmuv3_implemented(int pmuver) +{ + return !(pmuver == ID_AA64DFR0_EL1_PMUVer_IMP_DEF || + pmuver == ID_AA64DFR0_EL1_PMUVer_NI); +} + +static inline bool is_pmuv3p4(int pmuver) +{ + return pmuver >= ID_AA64DFR0_EL1_PMUVer_V3P4; +} + +static inline bool is_pmuv3p5(int pmuver) +{ + return pmuver >= ID_AA64DFR0_EL1_PMUVer_V3P5; +} + #endif |