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* [PATCH] iommu/arm-smmu-qcom: Protect acpi_match_platform_list() call with CONFIG_ACPI
@ 2021-06-09  1:55 ` Shawn Guo
  0 siblings, 0 replies; 4+ messages in thread
From: Shawn Guo @ 2021-06-09  1:55 UTC (permalink / raw)
  To: Will Deacon
  Cc: Robin Murphy, Bjorn Andersson, Lorenzo Pieralisi, Hanjun Guo,
	Sudeep Holla, Mark Rutland, linux-arm-kernel, linux-arm-msm,
	Shawn Guo

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@intel.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
---
 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


^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2021-06-09 17:17 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-06-09  1:55 [PATCH] iommu/arm-smmu-qcom: Protect acpi_match_platform_list() call with CONFIG_ACPI Shawn Guo
2021-06-09  1:55 ` Shawn Guo
2021-06-09 16:26 ` Will Deacon
2021-06-09 16:26   ` Will Deacon

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