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-rw-r--r--arch/arm64/include/asm/cpufeature.h1
-rw-r--r--arch/arm64/include/asm/cputype.h9
2 files changed, 10 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/cpufeature.h b/arch/arm64/include/asm/cpufeature.h
index cd245871b578..a16eb0731290 100644
--- a/arch/arm64/include/asm/cpufeature.h
+++ b/arch/arm64/include/asm/cpufeature.h
@@ -314,6 +314,7 @@ struct arm64_cpu_capabilities {
} * const fixed_revs;
};
+ const struct midr_range *midr_range_list;
struct { /* Feature register checking */
u32 sys_reg;
u8 field_pos;
diff --git a/arch/arm64/include/asm/cputype.h b/arch/arm64/include/asm/cputype.h
index bf6cfdab743f..e86e65c187f8 100644
--- a/arch/arm64/include/asm/cputype.h
+++ b/arch/arm64/include/asm/cputype.h
@@ -147,6 +147,15 @@ static inline bool is_midr_in_range(u32 midr, struct midr_range const *range)
range->rv_min, range->rv_max);
}
+static inline bool
+is_midr_in_range_list(u32 midr, struct midr_range const *ranges)
+{
+ while (ranges->model)
+ if (is_midr_in_range(midr, ranges++))
+ return true;
+ return false;
+}
+
/*
* The CPU ID never changes at run time, so we might as well tell the
* compiler that it's constant. Use this function to read the CPU ID