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(parent: f122576) | patch
arm64/sme: Add basic enumeration for SME2
authorMark Brown <broonie@kernel.org>
Mon, 16 Jan 2023 16:04:43 +0000 (16:04 +0000)
committerCatalin Marinas <catalin.marinas@arm.com>
Fri, 20 Jan 2023 12:23:06 +0000 (12:23 +0000)
commitd4913eee152d3ffaf9a1e70073bc15e773625685
tree102888dc7da934eaa3a3ef32a2e3a8b02a038a51tree | snapshot
parentf122576f35336820259a79847e408b9f807eba15commit | diff
arm64/sme: Add basic enumeration for SME2

Add basic feature detection for SME2, detecting that the feature is present
and disabling traps for ZT0.

Signed-off-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20221208-arm64-sme2-v4-8-f2fa0aef982f@kernel.org
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
arch/arm64/include/asm/cpufeature.h diff | blob | history
arch/arm64/include/asm/fpsimd.h diff | blob | history
arch/arm64/kernel/cpufeature.c diff | blob | history
arch/arm64/kernel/fpsimd.c diff | blob | history
arch/arm64/tools/cpucaps diff | blob | history
Domain: System / Kernel;