The struct acpi_platform_list and function acpi_match_platform_list() defined in include/linux/acpi.h are available only when CONFIG_ACPI is enabled. Add protection to fix the build issues with !CONFIG_ACPI. Reported-by: kernel test robot <lkp@xxxxxxxxx> Signed-off-by: Shawn Guo <shawn.guo@xxxxxxxxxx> --- drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c index f7e187f3fa66..a437753d84df 100644 --- a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c +++ b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c @@ -340,21 +340,25 @@ static const struct of_device_id __maybe_unused qcom_smmu_impl_of_match[] = { { } }; +#ifdef CONFIG_ACPI static struct acpi_platform_list qcom_acpi_platlist[] = { { "LENOVO", "CB-01 ", 0x8180, ACPI_SIG_IORT, equal, "QCOM SMMU" }, { "QCOM ", "QCOMEDK2", 0x8180, ACPI_SIG_IORT, equal, "QCOM SMMU" }, { } }; +#endif struct arm_smmu_device *qcom_smmu_impl_init(struct arm_smmu_device *smmu) { const struct device_node *np = smmu->dev->of_node; +#ifdef CONFIG_ACPI if (np == NULL) { /* Match platform for ACPI boot */ if (acpi_match_platform_list(qcom_acpi_platlist) >= 0) return qcom_smmu_create(smmu, &qcom_smmu_impl); } +#endif if (of_match_node(qcom_smmu_impl_of_match, np)) return qcom_smmu_create(smmu, &qcom_smmu_impl); -- 2.17.1