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Diffstat (limited to 'arch/riscv/include/asm/hwcap.h')
-rw-r--r--arch/riscv/include/asm/hwcap.h16
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 */