diff options
Diffstat (limited to 'arch/arm64/include/asm/cpufeature.h')
| -rw-r--r-- | arch/arm64/include/asm/cpufeature.h | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/arch/arm64/include/asm/cpufeature.h b/arch/arm64/include/asm/cpufeature.h index 3d261cc123c1..3d63c20ccefc 100644 --- a/arch/arm64/include/asm/cpufeature.h +++ b/arch/arm64/include/asm/cpufeature.h @@ -12,7 +12,7 @@ #include <asm/hwcap.h> #include <asm/sysreg.h> -#define MAX_CPU_FEATURES 128 +#define MAX_CPU_FEATURES 192 #define cpu_feature(x) KERNEL_HWCAP_ ## x #define ARM64_SW_FEATURE_OVERRIDE_NOKASLR 0 @@ -438,6 +438,7 @@ void cpu_set_feature(unsigned int num); bool cpu_have_feature(unsigned int num); unsigned long cpu_get_elf_hwcap(void); unsigned long cpu_get_elf_hwcap2(void); +unsigned long cpu_get_elf_hwcap3(void); #define cpu_set_named_feature(name) cpu_set_feature(cpu_feature(name)) #define cpu_have_named_feature(name) cpu_have_feature(cpu_feature(name)) @@ -834,8 +835,19 @@ static inline bool system_supports_lpa2(void) static inline bool system_supports_poe(void) { - return IS_ENABLED(CONFIG_ARM64_POE) && - alternative_has_cap_unlikely(ARM64_HAS_S1POE); + return alternative_has_cap_unlikely(ARM64_HAS_S1POE); +} + +static inline bool system_supports_gcs(void) +{ + return IS_ENABLED(CONFIG_ARM64_GCS) && + alternative_has_cap_unlikely(ARM64_HAS_GCS); +} + +static inline bool system_supports_haft(void) +{ + return IS_ENABLED(CONFIG_ARM64_HAFT) && + cpus_have_final_cap(ARM64_HAFT); } int do_emulate_mrs(struct pt_regs *regs, u32 sys_reg, u32 rt); |