diff options
author | Joey Gouly <joey.gouly@arm.com> | 2021-12-10 16:54:30 +0000 |
---|---|---|
committer | Catalin Marinas <catalin.marinas@arm.com> | 2021-12-13 18:52:59 +0000 |
commit | 5c13f042e73200b50573ace63e1a6b94e2917616 (patch) | |
tree | de22698982896d4808630041ca8797f2b522ca3b /arch/arm64/kvm/sys_regs.c | |
parent | d58071a8a76d779eedab38033ae4c821c30295a5 (diff) | |
download | lwn-5c13f042e73200b50573ace63e1a6b94e2917616.tar.gz lwn-5c13f042e73200b50573ace63e1a6b94e2917616.zip |
arm64: cpufeature: add HWCAP for FEAT_AFP
Add a new HWCAP to detect the Alternate Floating-point Behaviour
feature (FEAT_AFP), introduced in Armv8.7.
Also expose this to userspace in the ID_AA64MMFR1_EL1 feature register.
Signed-off-by: Joey Gouly <joey.gouly@arm.com>
Cc: Will Deacon <will@kernel.org>
Acked-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20211210165432.8106-2-joey.gouly@arm.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64/kvm/sys_regs.c')
0 files changed, 0 insertions, 0 deletions