From: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
To: Yong Wu <yong.wu@mediatek.com>, Joerg Roedel <joro@8bytes.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Rob Herring <robh+dt@kernel.org>
Cc: Will Deacon <will@kernel.org>,
Robin Murphy <robin.murphy@arm.com>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Hans Verkuil <hverkuil@xs4all.nl>,
nfraprado@collabora.com, linux-media@vger.kernel.org,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org,
iommu@lists.linux.dev, mingyuan.ma@mediatek.com,
yf.wang@mediatek.com, libo.kang@mediatek.com,
Yunfei Dong <yunfei.dong@mediatek.com>,
kyrie wu <kyrie.wu@mediatek.corp-partner.google.com>,
chengci.xu@mediatek.com, youlin.pei@mediatek.com,
anan.sun@mediatek.com
Subject: Re: [PATCH 08/10] arm64: dts: mt8195: Add dma-ranges for the parent "soc" node
Date: Mon, 16 Jan 2023 10:47:26 +0100 [thread overview]
Message-ID: <6aa2d375-144f-c66d-0bf9-24d9f8226907@collabora.com> (raw)
In-Reply-To: <20230113060133.9394-9-yong.wu@mediatek.com>
Il 13/01/23 07:01, Yong Wu ha scritto:
> After commit f1ad5338a4d5 ("of: Fix "dma-ranges" handling for bus
> controllers"), the dma-ranges property is not allowed for
> the leaf node. But our iommu/dma-ranges is 16GB, we still expect
> separate the 16GB dma-range like:
> a) display is in 0 - 4GB;
> b) vcodec is in 4GB - 8GB;
> c) camera is in 8GB - 12GB.
> We can not expect all the masters add a parent node for them,
> especial for the existed drivers/nodes.
> Thus, we add whole the 16GB dma-ranges in the parent "soc" node.
>
> Signed-off-by: Yong Wu <yong.wu@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
next prev parent reply other threads:[~2023-01-16 9:47 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-13 6:01 [PATCH 00/10] Adjust the dma-ranges for MTK IOMMU Yong Wu
2023-01-13 6:01 ` [PATCH 01/10] dt-bindings: media: mediatek,vcodec: Remove dma-ranges property Yong Wu
2023-01-13 8:25 ` Krzysztof Kozlowski
2023-01-16 8:01 ` Yong Wu (吴勇)
2023-01-16 8:06 ` Krzysztof Kozlowski
2023-01-16 9:16 ` Yong Wu (吴勇)
2023-01-17 10:44 ` Krzysztof Kozlowski
2023-01-16 9:47 ` AngeloGioacchino Del Regno
2023-01-13 6:01 ` [PATCH 02/10] dt-bindings: media: mediatek,jpeg: " Yong Wu
2023-01-16 9:47 ` AngeloGioacchino Del Regno
2023-01-13 6:01 ` [PATCH 03/10] iommu/mediatek: Get regionid from larb/port id Yong Wu
2023-01-13 6:01 ` [PATCH 04/10] iommu/mediatek: mt8195: Add larb_region_msk Yong Wu
2023-01-13 6:01 ` [PATCH 05/10] iommu/mediatek: mt8186: add larb_region_msk Yong Wu
2023-01-13 6:01 ` [PATCH 06/10] iommu/mediatek: mt8192: " Yong Wu
2023-01-13 6:01 ` [PATCH 07/10] iommu/mediatek: Add a gap for the iova regions Yong Wu
2023-01-16 9:46 ` AngeloGioacchino Del Regno
2023-01-17 2:53 ` Yong Wu (吴勇)
2023-02-14 5:33 ` Yong Wu (吴勇)
2023-01-13 6:01 ` [PATCH 08/10] arm64: dts: mt8195: Add dma-ranges for the parent "soc" node Yong Wu
2023-01-16 9:47 ` AngeloGioacchino Del Regno [this message]
2023-01-13 6:01 ` [PATCH 09/10] arm64: dts: mt8195: Remove the unnecessary dma-ranges Yong Wu
2023-01-16 9:47 ` AngeloGioacchino Del Regno
2023-01-13 6:01 ` [PATCH 10/10] arm64: dts: mt8186: Add dma-ranges for the parent "soc" node Yong Wu
2023-01-16 9:47 ` AngeloGioacchino Del Regno
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