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SubjectRe: [PATCH v2 3/3] iommu/tegra-smmu: Add PCI support
On Wed, Sep 30, 2020 at 09:01:09AM +0300, Dmitry Osipenko wrote:
> 30.09.2020 08:34, Nicolin Chen пишет:
> > 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?
> >
>
> It wasn't here before this patch and platform_bus is unrelated to the
> topic of this patch. But it probably should be there.
>
> On the other hand, the tegra_smmu_remove() is unused and maybe it could
> be better to get rid of this unused function at all.

I will drop this line then, since no one is calling it. And maybe
we can submit a clean up patch later.

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