| Subject | Re: [PATCH v11,14/19] media: mtk-vcodec: Support 34bits dma address for vdec | From | AngeloGioacchino Del Regno <> | Date | Wed, 1 Dec 2021 13:09:00 +0100 |
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Il 29/11/21 04:41, Yunfei Dong ha scritto: > Use the dma_set_mask_and_coherent helper to set vdec > DMA bit mask to support 34bits iova space(16GB) that > the mt8192 iommu HW support. > > Whole the iova range separate to 0~4G/4G~8G/8G~12G/12G~16G, > regarding which iova range VDEC actually locate, it > depends on the dma-ranges property of vdec dtsi node. > > Signed-off-by: Yunfei Dong <yunfei.dong@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
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