Re: [PATCH v2 5/7] iommu/exynos: Check if SysMMU v7 has VM registers

From: Sam Protsenko
Date: Thu Jul 14 2022 - 09:25:38 EST


On Tue, 12 Jul 2022 at 18:47, Marek Szyprowski <m.szyprowski@xxxxxxxxxxx> wrote:
>
>
> On 11.07.2022 01:06, Sam Protsenko wrote:
> > SysMMU v7 can have Virtual Machine registers, which implement multiple
> > translation domains. The driver should know if it's true or not, as VM
> > registers shouldn't be accessed if not present. Read corresponding
> > capabilities register to obtain that info, and store it in driver data.
> >
> > Signed-off-by: Sam Protsenko <semen.protsenko@xxxxxxxxxx>
>
> I would merge this with the next one. Imho this change doesn't make much
> sense on it's own.
>

Will do in v2, thanks!

[snip]

>
> Best regards
> --
> Marek Szyprowski, PhD
> Samsung R&D Institute Poland
>