MIDR_VARIANT_MASK 37 arch/arm64/include/asm/cputype.h (((midr) & MIDR_VARIANT_MASK) >> MIDR_VARIANT_SHIFT) MIDR_VARIANT_MASK 160 arch/arm64/include/asm/cputype.h u32 rv = midr & (MIDR_REVISION_MASK | MIDR_VARIANT_MASK); MIDR_VARIANT_MASK 27 arch/arm64/kernel/cpu_errata.c midr &= MIDR_REVISION_MASK | MIDR_VARIANT_MASK; MIDR_VARIANT_MASK 54 tools/perf/arch/arm64/util/header.c midr &= (~(MIDR_VARIANT_MASK | MIDR_REVISION_MASK));