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authorMark Brown <broonie@kernel.org>2019-06-18 19:10:55 +0100
committerCatalin Marinas <catalin.marinas@arm.com>2019-06-25 14:24:00 +0100
commitca9503fc9e9812aa6258e55d44edb03eb30fc46f (patch)
tree5deac994c347391edae01f5601a02db7f8be5434 /arch/arm64/include/uapi
parent1201937491822b61641c1878ebcd16a93aed4540 (diff)
arm64: Expose FRINT capabilities to userspace
ARMv8.5 introduces the FRINT series of instructions for rounding floating point numbers to integers. Provide a capability to userspace in order to allow applications to determine if the system supports these instructions. Signed-off-by: Mark Brown <broonie@kernel.org> Acked-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64/include/uapi')
-rw-r--r--arch/arm64/include/uapi/asm/hwcap.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/include/uapi/asm/hwcap.h b/arch/arm64/include/uapi/asm/hwcap.h
index 7902ae4f38b4..a1e72886b30c 100644
--- a/arch/arm64/include/uapi/asm/hwcap.h
+++ b/arch/arm64/include/uapi/asm/hwcap.h
@@ -64,5 +64,6 @@
#define HWCAP2_SVESHA3 (1 << 5)
#define HWCAP2_SVESM4 (1 << 6)
#define HWCAP2_FLAGM2 (1 << 7)
+#define HWCAP2_FRINT (1 << 8)
#endif /* _UAPI__ASM_HWCAP_H */