>> +static irqreturn_t nvidia_smmu_context_fault_bank(int irq,
>> + void __iomem *cb_base = nvidia_smmu_page(smmu, inst,
>> + smmu->numpage + idx);
[...]
>> + fsr = arm_smmu_cb_read(smmu, idx, ARM_SMMU_CB_FSR);
[...]
>> + writel_relaxed(fsr, cb_base + ARM_SMMU_CB_FSR);
>It reads FSR
On Sun, Jun 28, 2020 at 07:28:38PM -0700, Krishna Reddy wrote:
> Add global/context fault hooks to allow NVIDIA SMMU implementation
> handle faults across multiple SMMUs.
>
> Signed-off-by: Krishna Reddy
> +static irqreturn_t nvidia_smmu_global_fault_inst(int irq,
> +
Add global/context fault hooks to allow NVIDIA SMMU implementation
handle faults across multiple SMMUs.
Signed-off-by: Krishna Reddy
---
drivers/iommu/arm-smmu-nvidia.c | 101 +++-
drivers/iommu/arm-smmu.c| 17 +-
drivers/iommu/arm-smmu.h| 3 +
