diff options
| author | Marc Zyngier <maz@kernel.org> | 2021-08-20 11:49:23 +0100 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2021-08-20 11:49:23 +0100 |
| commit | 6e73bc90ec447b8fcec5fd22fa49e100f3b4f909 (patch) | |
| tree | 792b10d96185da47d410539790dd5de234183d98 /arch/arm64/include/asm/cpufeature.h | |
| parent | 3134cc8beb69d0db9de651081707c4651c011621 (diff) | |
| parent | 79d82cbcbb3d2a56c009ad6a6df92c5dee061dad (diff) | |
| download | linux-6e73bc90ec447b8fcec5fd22fa49e100f3b4f909.tar.bz2 | |
Merge branch arm64/for-next/sysreg into kvm-arm64/misc-5.15
Merge the arm64/for-next/sysreg branch to avoid merge conflicts
in -next and upstream.
* arm64/for-next/sysreg:
arm64/kexec: Test page size support with new TGRAN range values
Signed-off-by: Marc Zyngier <maz@kernel.org>
Diffstat (limited to 'arch/arm64/include/asm/cpufeature.h')
| -rw-r--r-- | arch/arm64/include/asm/cpufeature.h | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/arm64/include/asm/cpufeature.h b/arch/arm64/include/asm/cpufeature.h index 8633bdb21f33..c4dabba9cfdf 100644 --- a/arch/arm64/include/asm/cpufeature.h +++ b/arch/arm64/include/asm/cpufeature.h @@ -657,7 +657,8 @@ static inline bool system_supports_4kb_granule(void) val = cpuid_feature_extract_unsigned_field(mmfr0, ID_AA64MMFR0_TGRAN4_SHIFT); - return val == ID_AA64MMFR0_TGRAN4_SUPPORTED; + return (val >= ID_AA64MMFR0_TGRAN4_SUPPORTED_MIN) && + (val <= ID_AA64MMFR0_TGRAN4_SUPPORTED_MAX); } static inline bool system_supports_64kb_granule(void) @@ -669,7 +670,8 @@ static inline bool system_supports_64kb_granule(void) val = cpuid_feature_extract_unsigned_field(mmfr0, ID_AA64MMFR0_TGRAN64_SHIFT); - return val == ID_AA64MMFR0_TGRAN64_SUPPORTED; + return (val >= ID_AA64MMFR0_TGRAN64_SUPPORTED_MIN) && + (val <= ID_AA64MMFR0_TGRAN64_SUPPORTED_MAX); } static inline bool system_supports_16kb_granule(void) @@ -681,7 +683,8 @@ static inline bool system_supports_16kb_granule(void) val = cpuid_feature_extract_unsigned_field(mmfr0, ID_AA64MMFR0_TGRAN16_SHIFT); - return val == ID_AA64MMFR0_TGRAN16_SUPPORTED; + return (val >= ID_AA64MMFR0_TGRAN16_SUPPORTED_MIN) && + (val <= ID_AA64MMFR0_TGRAN16_SUPPORTED_MAX); } static inline bool system_supports_mixed_endian_el0(void) |