Messages in this thread | | | Date | Mon, 5 Jun 2023 11:45:10 +0200 | Subject | Re: [PATCH] arm64: dts: mediatek: mt8192: Add missing dma-ranges to soc node | From | AngeloGioacchino Del Regno <> |
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Il 01/06/23 22:32, Nícolas F. R. A. Prado ha scritto: > In the series "Adjust the dma-ranges for MTK IOMMU", the mtk-iommu > driver was adapted to separate the iova range based on the larb used, > and a dma-ranges property was added to the soc node in the devicetree of > the affected SoCs allowing the whole 16GB iova range to be used. Except > that for mt8192, there was no patch adding dma-ranges. > > Add the missing dma-ranges property to the soc node like was done for > mt8195 and mt8186. This fixes the usage of the vcodec, which would > otherwise trigger iommu faults. > > Signed-off-by: Nícolas F. R. A. Prado <nfraprado@collabora.com> > > --- > Matthias, > > this is a very simple but important fix for the vcodec functionality. > Since the vcodec node for mt8192 was just merged, can we please get this > in in this merge window as well?
+1
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
> > Thanks, > Nícolas > > arch/arm64/boot/dts/mediatek/mt8192.dtsi | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm64/boot/dts/mediatek/mt8192.dtsi b/arch/arm64/boot/dts/mediatek/mt8192.dtsi > index 7ff183c35494..a3612de8e9d1 100644 > --- a/arch/arm64/boot/dts/mediatek/mt8192.dtsi > +++ b/arch/arm64/boot/dts/mediatek/mt8192.dtsi > @@ -401,6 +401,7 @@ soc { > #address-cells = <2>; > #size-cells = <2>; > compatible = "simple-bus"; > + dma-ranges = <0x0 0x0 0x0 0x0 0x4 0x0>; > ranges; > > gic: interrupt-controller@c000000 {
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