arm64/cpufeature: Use helper for ECV CNTPOFF cpufeature

The newly added support for ECV CNTPOFF open codes the recently added
helper ARM64_CPUID_FIELDS(), make use of the helper.  No functional
change.

Signed-off-by: Mark Brown <broonie@kernel.org>
Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>
Link: https://lore.kernel.org/r/20230523-arm64-ecv-helper-v1-1-506dfb5fb199@kernel.org
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c
index 7d7128c651614533a8b81fc52c20353b88c3250f..27326f35b64621ee0d9eeded6f2cfba82a7d85c9 100644 (file)
--- a/arch/arm64/kernel/cpufeature.c
+++ b/arch/arm64/kernel/cpufeature.c
@@ -2235,11 +2235,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = {
                .capability = ARM64_HAS_ECV_CNTPOFF,
                .type = ARM64_CPUCAP_SYSTEM_FEATURE,
                .matches = has_cpuid_feature,
-               .sys_reg = SYS_ID_AA64MMFR0_EL1,
-               .field_pos = ID_AA64MMFR0_EL1_ECV_SHIFT,
-               .field_width = 4,
-               .sign = FTR_UNSIGNED,
-               .min_field_value = ID_AA64MMFR0_EL1_ECV_CNTPOFF,
+               ARM64_CPUID_FIELDS(ID_AA64MMFR0_EL1, ECV, CNTPOFF)
        },
 #ifdef CONFIG_ARM64_PAN
        {