diff options
Diffstat (limited to 'arch/arm64/include/asm/cpufeature.h')
| -rw-r--r-- | arch/arm64/include/asm/cpufeature.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/arm64/include/asm/cpufeature.h b/arch/arm64/include/asm/cpufeature.h index f6d416fe4..bd8d4ca81 100644 --- a/arch/arm64/include/asm/cpufeature.h +++ b/arch/arm64/include/asm/cpufeature.h @@ -83,7 +83,7 @@ struct arm64_ftr_bits { * to full-0 denotes that this field has no override * * A @mask field set to full-0 with the corresponding @val field set - * to full-1 denotes thath this field has an invalid override. + * to full-1 denotes that this field has an invalid override. */ struct arm64_ftr_override { u64 val; @@ -617,6 +617,7 @@ static inline bool id_aa64pfr1_mte(u64 pfr1) return val >= ID_AA64PFR1_EL1_MTE_MTE2; } +void __init setup_boot_cpu_features(void); void __init setup_system_features(void); void __init setup_user_features(void); @@ -819,6 +820,11 @@ static inline bool system_supports_tlb_range(void) return alternative_has_cap_unlikely(ARM64_HAS_TLB_RANGE); } +static inline bool system_supports_lpa2(void) +{ + return cpus_have_final_cap(ARM64_HAS_LPA2); +} + int do_emulate_mrs(struct pt_regs *regs, u32 sys_reg, u32 rt); bool try_emulate_mrs(struct pt_regs *regs, u32 isn); |