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arm64: Change the cpuinfo_arm64 member type for some sysregs to u64 

The architecture has been updated and the CTR_EL0, CNTFRQ_EL0,
DCZID_EL0, MIDR_EL1, REVIDR_EL1 registers are all 64-bit, even if most
of them have a RES0 top 32-bit.

Change their type to u64 in struct cpuinfo_arm64.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Reviewed-by: Suzuki K Poulose <Suzuki.Poulose@arm.com>
Link: https://lore.kernel.org/r/20210526193621.21559-2-catalin.marinas@arm.com
Signed-off-by: Will Deacon <will@kernel.org>
This commit is contained in:
Catalin Marinas 2021-05-26 20:36:20 +01:00 committed by Will Deacon
parent c4681547bc
commit 7513cc8a1b
2 changed files with 6 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
arch/arm64/include/asm/cpu.h
View File

@ -15,11 +15,11 @@
struct cpuinfo_arm64 {
struct cpu cpu;
struct kobject kobj;
u32 reg_ctr;
u32 reg_cntfrq;
u32 reg_dczid;
u32 reg_midr;
u32 reg_revidr;
u64 reg_ctr;
u64 reg_cntfrq;
u64 reg_dczid;
u64 reg_midr;
u64 reg_revidr;
u64 reg_id_aa64dfr0;
u64 reg_id_aa64dfr1;

2
arch/arm64/kernel/cpuinfo.c
View File

@ -246,7 +246,7 @@ static struct kobj_type cpuregs_kobj_type = {
struct cpuinfo_arm64 *info = kobj_to_cpuinfo(kobj); \
\
if (info->reg_midr) \
return sprintf(buf, "0x%016x\n", info->reg_##_field); \
return sprintf(buf, "0x%016llx\n", info->reg_##_field); \
else \
return 0; \
} \