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author | Mark Brown <broonie@kernel.org> | 2022-04-19 13:22:16 +0200 |
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committer | Catalin Marinas <catalin.marinas@arm.com> | 2022-04-22 19:50:49 +0200 |
commit | 5e64b862c4823ab53aac028042abd918c2f27041 (patch) | |
tree | 1d68a826820e18adfe236679f6f3a4f8b2336a9a /arch/arm64/include/asm/hwcap.h | |
parent | arm64/sme: Early CPU setup for SME (diff) | |
download | linux-5e64b862c4823ab53aac028042abd918c2f27041.tar.xz linux-5e64b862c4823ab53aac028042abd918c2f27041.zip |
arm64/sme: Basic enumeration support
This patch introduces basic cpufeature support for discovering the presence
of the Scalable Matrix Extension.
Signed-off-by: Mark Brown <broonie@kernel.org>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/20220419112247.711548-9-broonie@kernel.org
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64/include/asm/hwcap.h')
-rw-r--r-- | arch/arm64/include/asm/hwcap.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/hwcap.h b/arch/arm64/include/asm/hwcap.h index 8db5ec0089db..9f0ce004fdbc 100644 --- a/arch/arm64/include/asm/hwcap.h +++ b/arch/arm64/include/asm/hwcap.h @@ -109,6 +109,14 @@ #define KERNEL_HWCAP_AFP __khwcap2_feature(AFP) #define KERNEL_HWCAP_RPRES __khwcap2_feature(RPRES) #define KERNEL_HWCAP_MTE3 __khwcap2_feature(MTE3) +#define KERNEL_HWCAP_SME __khwcap2_feature(SME) +#define KERNEL_HWCAP_SME_I16I64 __khwcap2_feature(SME_I16I64) +#define KERNEL_HWCAP_SME_F64F64 __khwcap2_feature(SME_F64F64) +#define KERNEL_HWCAP_SME_I8I32 __khwcap2_feature(SME_I8I32) +#define KERNEL_HWCAP_SME_F16F32 __khwcap2_feature(SME_F16F32) +#define KERNEL_HWCAP_SME_B16F32 __khwcap2_feature(SME_B16F32) +#define KERNEL_HWCAP_SME_F32F32 __khwcap2_feature(SME_F32F32) +#define KERNEL_HWCAP_SME_FA64 __khwcap2_feature(SME_FA64) /* * This yields a mask that user programs can use to figure out what |