| Message ID | 20231220060236.18600-9-quic_c_gdjako@quicinc.com |
|---|---|
| State | New |
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From: Georgi Djakov <quic_c_gdjako@quicinc.com>
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Subject: [PATCH v3 8/9] iommu/arm-smmu-qcom: Use the custom fault handler on
more platforms
Date: Tue, 19 Dec 2023 22:02:35 -0800
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|
| Series |
Add support for Translation Buffer Units
|
|
Commit Message
Georgi Djakov
Dec. 20, 2023, 6:02 a.m. UTC
The TBU support is now available, so let's allow it to be used on other
platforms that have the Qualcomm SMMU-500 implementation with TBUs. This
will allow the context fault handler to query the TBUs when a context
fault occurs.
Signed-off-by: Georgi Djakov <quic_c_gdjako@quicinc.com>
---
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 6b41a0214db1..fd72b69675a7 100644 --- a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c +++ b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c @@ -414,6 +414,10 @@ static const struct arm_smmu_impl qcom_smmu_500_impl = { .reset = arm_mmu500_reset, .write_s2cr = qcom_smmu_write_s2cr, .tlb_sync = qcom_smmu_tlb_sync, +#ifdef CONFIG_ARM_SMMU_QCOM_TBU + .context_fault = qcom_smmu_context_fault, + .context_fault_needs_threaded_irq = true, +#endif }; static const struct arm_smmu_impl sdm845_smmu_500_impl = {