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[v2,06/10] iommu/arm-smmu: Use Tegra implementation on Tegra186

Message ID 20210420172619.3782831-7-thierry.reding@gmail.com (mailing list archive)
State New
Headers show
Series arm64: tegra: Prevent early SMMU faults | expand

Commit Message

Thierry Reding April 20, 2021, 5:26 p.m. UTC
From: Thierry Reding <treding@nvidia.com>

Tegra186 requires the same SID override programming as Tegra194 in order
to seamlessly transition from the firmware framebuffer to the Linux
framebuffer, so the Tegra implementation needs to be used on Tegra186
devices as well.

Signed-off-by: Thierry Reding <treding@nvidia.com>
 drivers/iommu/arm/arm-smmu/arm-smmu-impl.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu-impl.c b/drivers/iommu/arm/arm-smmu/arm-smmu-impl.c
index 136872e77195..9f465e146799 100644
--- a/drivers/iommu/arm/arm-smmu/arm-smmu-impl.c
+++ b/drivers/iommu/arm/arm-smmu/arm-smmu-impl.c
@@ -211,7 +211,8 @@  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, "nvidia,tegra194-smmu"))
+	if (of_device_is_compatible(np, "nvidia,tegra194-smmu") ||
+	    of_device_is_compatible(np, "nvidia,tegra186-smmu"))
 		return nvidia_smmu_impl_init(smmu);
 	smmu = qcom_smmu_impl_init(smmu);