[PATCH v4 05/11] iommu/mediatek: mt8192: Add iova_region_larb_msk

Yong Wu (吴勇) Yong.Wu at mediatek.com
Wed Feb 15 21:27:04 PST 2023


On Wed, 2023-02-15 at 13:33 +0100, AngeloGioacchino Del Regno wrote:
> Il 15/02/23 07:25, Yong Wu ha scritto:
> > Add iova_region_larb_msk for mt8192. We separate the 16GB iova
> > regions
> > by each device's larbid/portid.
> > Note: larb3/6/8/10/12/15 connect nothing in this SoC.
> > Refer to the comment in include/dt-bindings/memory/mt8192-larb-
> > port.h
> > 
> > Define a new macro MT8192_MULTI_REGION_NR_MAX to indicate
> > the index of mt8xxx_larb_region_msk and
> > "struct mtk_iommu_iova_region mt8192_multi_dom"
> > are the same.
> > 
> > Signed-off-by: Yong Wu <yong.wu at mediatek.com>
> 
> Reviewed-by: AngeloGioacchino Del Regno <
> angelogioacchino.delregno at collabora.com>
> 
> P.S.: I'm sorry for the step-by-step review and making you send
> multiple versions,
>        I feel this can be tedious sometimes but - at times - this is
> the only way
>        to make sure that the code is as "beautiful" and bug-free as
> possible!

You are too kind. This should be all we need to thank you for always
help us with a careful review, every clear and careful reply benefit us
a lot.
Many thanks.

> 
> Cheers!


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