Re: [PATCH v2 3/3] iommu/tegra-smmu: Add PCI support

[Nicolin Chen]

On Wed, Sep 30, 2020 at 08:10:35AM +0300, Dmitry Osipenko wrote:
> 30.09.2020 03:30, Nicolin Chen пишет:
> >  void tegra_smmu_remove(struct tegra_smmu *smmu)
> >  {
> > +	bus_set_iommu(&platform_bus_type, NULL);
> 
> Why only platform_bus? Is this really needed at all?

I see qcom_iommu.c file set to NULL in remove(), Probably should
have added pci_bus_type too though.

Or are you sure that there's no need at all?