RE: [PATCH v7 1/3] iommu/arm-smmu: add NVIDIA implementation for dual ARM MMU-500 usage

From: Krishna Reddy
Date: Mon Jun 29 2020 - 18:49:42 EST


>> + if (!nvidia_smmu->bases[0])
>> + nvidia_smmu->bases[0] = smmu->base;
>> +
>> + return nvidia_smmu->bases[inst] + (page << smmu->pgshift); }

>Not critical -- just a nit: why not put the bases[0] in init()?

smmu->base is not available during nvidia_smmu_impl_init() call. It is set afterwards in arm-smmu.c.
It can't be avoided without changing the devm_ioremap() and impl_init() call order in arm-smmu.c.

-KR