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| author | James Morse <james.morse@arm.com> | 2015-07-21 12:23:28 (GMT) |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2015-07-27 10:08:41 (GMT) |
| commit | 1c0763037f1e1caef739e36e09c6d41ed7b61b2d (patch) | |
| tree | 84306615418b6f7944c628df6170c46647d6d35c /arch/arm64/include/asm/cpufeature.h | |
| parent | 870828e57b141eff76a5325f20e4691dd2a599b1 (diff) | |
| download | linux-1c0763037f1e1caef739e36e09c6d41ed7b61b2d.tar.xz | |
arm64: kernel: Add cpufeature 'enable' callback
This patch adds an 'enable()' callback to cpu capability/feature
detection, allowing features that require some setup or configuration
to get this opportunity once the feature has been detected.
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: James Morse <james.morse@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm64/include/asm/cpufeature.h')
| -rw-r--r-- | arch/arm64/include/asm/cpufeature.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/cpufeature.h b/arch/arm64/include/asm/cpufeature.h index 9fafa75..484fa94 100644 --- a/arch/arm64/include/asm/cpufeature.h +++ b/arch/arm64/include/asm/cpufeature.h @@ -34,6 +34,7 @@ struct arm64_cpu_capabilities { const char *desc; u16 capability; bool (*matches)(const struct arm64_cpu_capabilities *); + void (*enable)(void); union { struct { /* To be used for erratum handling only */ u32 midr_model; |