diff options
Diffstat (limited to 'arch/riscv/include/asm/hwcap.h')
-rw-r--r-- | arch/riscv/include/asm/hwcap.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/riscv/include/asm/hwcap.h b/arch/riscv/include/asm/hwcap.h index 6fc51c1b34cf..fe6656af967a 100644 --- a/arch/riscv/include/asm/hwcap.h +++ b/arch/riscv/include/asm/hwcap.h @@ -72,6 +72,7 @@ #ifndef __ASSEMBLY__ #include <linux/jump_label.h> +#include <asm/cpufeature.h> unsigned long riscv_get_elf_hwcap(void); @@ -139,6 +140,21 @@ l_yes: return true; } +static __always_inline bool riscv_cpu_has_extension_likely(int cpu, const unsigned long ext) +{ + if (IS_ENABLED(CONFIG_RISCV_ALTERNATIVE) && riscv_has_extension_likely(ext)) + return true; + + return __riscv_isa_extension_available(hart_isa[cpu].isa, ext); +} + +static __always_inline bool riscv_cpu_has_extension_unlikely(int cpu, const unsigned long ext) +{ + if (IS_ENABLED(CONFIG_RISCV_ALTERNATIVE) && riscv_has_extension_unlikely(ext)) + return true; + + return __riscv_isa_extension_available(hart_isa[cpu].isa, ext); +} #endif #endif /* _ASM_RISCV_HWCAP_H */ |