From 7d35584d9c6d2a78d8ab95450fafec40620ddf19 Mon Sep 17 00:00:00 2001 From: Yong Wu Date: Tue, 11 Apr 2023 17:31:40 +0800 Subject: [PATCH] media: mtk-jpegdec: Remove the setting for dma_mask In order to simplify the masters to set their respective dma masks, MTK IOMMU helps to centralize the processing. Because all the dma ranges is set in IOMMU, IOMMU knows well the dma mask requirements of masters. After this patch, the masters code does not need care dma-ranges/dma_mask related information. Cc: Bin Liu Cc: Mauro Carvalho Chehab Cc: kyrie wu Signed-off-by: Yong Wu Acked-by: Hans Verkuil Reviewed-by: AngeloGioacchino Del Regno Link: https://lore.kernel.org/r/20230411093144.2690-11-yong.wu@mediatek.com Signed-off-by: Joerg Roedel --- drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c index 969516a940ba7..9b96d24363119 100644 --- a/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c +++ b/drivers/media/platform/mediatek/jpeg/mtk_jpeg_core.c @@ -1757,9 +1757,6 @@ static int mtk_jpeg_probe(struct platform_device *pdev) jpeg->vdev->device_caps = V4L2_CAP_STREAMING | V4L2_CAP_VIDEO_M2M_MPLANE; - if (of_get_property(pdev->dev.of_node, "dma-ranges", NULL)) - dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(34)); - ret = video_register_device(jpeg->vdev, VFL_TYPE_VIDEO, -1); if (ret) { v4l2_err(&jpeg->v4l2_dev, "Failed to register video device\n");