linux-kernel - Re: [PATCH v8 2/7] iommu/mediatek: Set dma_mask for PGTABLE_PA_35

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Date:   Tue, 7 Mar 2023 10:53:34 +0100
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     Yong Wu <yong.wu@...iatek.com>, Joerg Roedel <joro@...tes.org>,
        Will Deacon <will@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>
Cc:     Robin Murphy <robin.murphy@....com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        iommu@...ts.linux.dev, linux-mediatek@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, mingyuan.ma@...iatek.com,
        yf.wang@...iatek.com, jianjiao.zeng@...iatek.com,
        chengci.xu@...iatek.com, youlin.pei@...iatek.com
Subject: Re: [PATCH v8 2/7] iommu/mediatek: Set dma_mask for PGTABLE_PA_35_EN

Il 07/03/23 09:05, Yong Wu ha scritto:
> When we enable PGTABLE_PA_35_EN, the PA for pgtable may be 35bits.
> Thus add dma_mask for it.
> 
> Fixes: 301c3ca12576 ("iommu/mediatek: Allow page table PA up to 35bit")
> Signed-off-by: Chengci.Xu <chengci.xu@...iatek.com>
> Signed-off-by: Yong Wu <yong.wu@...iatek.com>

I would send this patch separately from the MT8188 series, as that's purely a
(quite important) fix that is not specific to the introduction of MT8188, even
though that SoC needs that fix.

Regardless of that,

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>