From: Krishna Reddy <vdumpa@nvidia.com>
To: Nicolin Chen <nicoleotsuka@gmail.com>
Cc: Sachin Nikam <Snikam@nvidia.com>,
Mikko Perttunen <mperttunen@nvidia.com>,
Bryan Huntsman <bhuntsman@nvidia.com>,
"will@kernel.org" <will@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Pritesh Raithatha <praithatha@nvidia.com>,
Timo Alho <talho@nvidia.com>,
"iommu@lists.linux-foundation.org"
<iommu@lists.linux-foundation.org>,
Nicolin Chen <nicolinc@nvidia.com>,
"linux-tegra@vger.kernel.org" <linux-tegra@vger.kernel.org>,
Yu-Huan Hsu <YHsu@nvidia.com>,
Thierry Reding <treding@nvidia.com>,
"robin.murphy@arm.com" <robin.murphy@arm.com>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
Bitan Biswas <bbiswas@nvidia.com>
Subject: RE: [PATCH v7 1/3] iommu/arm-smmu: add NVIDIA implementation for dual ARM MMU-500 usage
Date: Mon, 29 Jun 2020 22:49:31 +0000 [thread overview]
Message-ID: <BYAPR12MB2822B08564C7BD7212DCCEFEB36E0@BYAPR12MB2822.namprd12.prod.outlook.com> (raw)
In-Reply-To: <20200629215124.GD27967@Asurada-Nvidia>
>> + 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
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next prev parent reply other threads:[~2020-06-29 22:49 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-29 2:28 [PATCH v7 0/3] Nvidia Arm SMMUv2 Implementation Krishna Reddy
2020-06-29 2:28 ` [PATCH v7 1/3] iommu/arm-smmu: add NVIDIA implementation for dual ARM MMU-500 usage Krishna Reddy
2020-06-29 21:51 ` Nicolin Chen
2020-06-29 22:49 ` Krishna Reddy [this message]
2020-06-29 23:52 ` Nicolin Chen
2020-06-30 10:23 ` Jon Hunter
2020-06-30 10:46 ` Robin Murphy
2020-06-29 2:28 ` [PATCH v7 2/3] dt-bindings: arm-smmu: Add binding for Tegra194 SMMU Krishna Reddy
2020-06-29 2:28 ` [PATCH v7 3/3] iommu/arm-smmu: Add global/context fault implementation hooks Krishna Reddy
2020-06-29 22:38 ` Nicolin Chen
2020-06-29 23:28 ` Krishna Reddy
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