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Subject[PATCHv3 5/7] iommu: arm-smmu-impl: Convert to use of_match_node() for qcom impl
Date
Use of_match_node() to match qcom implementation instead
of multiple of_device_compatible() calls for each qcom
implementation.

Signed-off-by: Sai Prakash Ranjan <saiprakash.ranjan@codeaurora.org>
---
drivers/iommu/arm-smmu-impl.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/drivers/iommu/arm-smmu-impl.c b/drivers/iommu/arm-smmu-impl.c
index 8fbab9c38b61..42020d50ce12 100644
--- a/drivers/iommu/arm-smmu-impl.c
+++ b/drivers/iommu/arm-smmu-impl.c
@@ -9,6 +9,12 @@

#include "arm-smmu.h"

+static const struct of_device_id __maybe_unused qcom_smmu_impl_of_match[] = {
+ { .compatible = "qcom,sc7180-smmu-500" },
+ { .compatible = "qcom,sdm845-smmu-500" },
+ { }
+};
+
static int arm_smmu_gr0_ns(int offset)
{
switch (offset) {
@@ -168,8 +174,7 @@ struct arm_smmu_device *arm_smmu_impl_init(struct arm_smmu_device *smmu)
if (of_property_read_bool(np, "calxeda,smmu-secure-config-access"))
smmu->impl = &calxeda_impl;

- if (of_device_is_compatible(np, "qcom,sdm845-smmu-500") ||
- of_device_is_compatible(np, "qcom,sc7180-smmu-500"))
+ if (of_match_node(qcom_smmu_impl_of_match, np))
return qcom_smmu_impl_init(smmu);

if (of_device_is_compatible(smmu->dev->of_node, "qcom,adreno-smmu"))
--
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
of Code Aurora Forum, hosted by The Linux Foundation
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