arm64/hwcap: Define hwcaps for 2023 DPISA features
authorMark Brown <broonie@kernel.org>
Wed, 6 Mar 2024 23:14:51 +0000 (23:14 +0000)
committerCatalin Marinas <catalin.marinas@arm.com>
Thu, 7 Mar 2024 17:14:54 +0000 (17:14 +0000)
commitc1932cac7902a8b0f7355515917dedc5412eb15d
tree777bad1e7dd098be97e7e733a81bca3f82a739e1
parent4035c22ef7d43a6c00d6a6584c60e902b95b46af
arm64/hwcap: Define hwcaps for 2023 DPISA features

The 2023 architecture extensions include a large number of floating point
features, most of which simply add new instructions. Add hwcaps so that
userspace can enumerate these features.

Signed-off-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20240306-arm64-2023-dpisa-v5-6-c568edc8ed7f@kernel.org
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Documentation/arch/arm64/elf_hwcaps.rst
arch/arm64/include/asm/hwcap.h
arch/arm64/include/uapi/asm/hwcap.h
arch/arm64/kernel/cpufeature.c
arch/arm64/kernel/cpuinfo.c