Re: [PATCH 4/5] media: apple: Add Apple ISP driver

[Sasha Finkelstein]

On Wed, 19 Feb 2025 at 12:34, Janne Grunau <j@xxxxxxxxxx> wrote:
> > +     while (maps < end) {
> > +             maps++;
> > +             maps = of_translate_dma_region(dev->of_node, maps, &heap_base,
> > +                                            &heap_size);
> > +     }
>
> The hand-rolled reserved memory parsing looks like it can be replaced
> with of_iommu_get_resv_region();

I have looked into it, and `of_iommu_get_resv_region` does the wrong
thing. We fill out `reg`, and it grabs that instead of `iommu-addresses`.