Re: [PATCH v4 1/2] iommu/tegra-smmu: Unwrap tegra_smmu_group_get

2020-10-08 Thread Thierry Reding
On Mon, Sep 28, 2020 at 11:13:24PM -0700, Nicolin Chen wrote: > The tegra_smmu_group_get was added to group devices in different > SWGROUPs and it'd return a NULL group pointer upon a mismatch at > tegra_smmu_find_group(), so for most of clients/devices, it very > likely would mismatch and need a f

Re: [PATCH v4 1/2] iommu/tegra-smmu: Unwrap tegra_smmu_group_get

2020-10-03 Thread Dmitry Osipenko
29.09.2020 20:41, Dmitry Osipenko пишет: > 29.09.2020 09:13, Nicolin Chen пишет: >> The tegra_smmu_group_get was added to group devices in different >> SWGROUPs and it'd return a NULL group pointer upon a mismatch at >> tegra_smmu_find_group(), so for most of clients/devices, it very >> likely woul

Re: [PATCH v4 1/2] iommu/tegra-smmu: Unwrap tegra_smmu_group_get

2020-09-29 Thread Dmitry Osipenko
29.09.2020 09:13, Nicolin Chen пишет: > The tegra_smmu_group_get was added to group devices in different > SWGROUPs and it'd return a NULL group pointer upon a mismatch at > tegra_smmu_find_group(), so for most of clients/devices, it very > likely would mismatch and need a fallback generic_device_g

[PATCH v4 1/2] iommu/tegra-smmu: Unwrap tegra_smmu_group_get

2020-09-28 Thread Nicolin Chen
The tegra_smmu_group_get was added to group devices in different SWGROUPs and it'd return a NULL group pointer upon a mismatch at tegra_smmu_find_group(), so for most of clients/devices, it very likely would mismatch and need a fallback generic_device_group(). But now tegra_smmu_group_get handles