9495b7e92f71 ("driver core: platform: Initialize dma_parms for platform devices") included dma_parms in platform_device. There's no need to allocate again. Fixes: 13483fc2f20f0e2db7ba9c39b095ac7ea46f8de8 ("media: mtk-vcodec: set dma max segment size") Suggested-by: Robin Murphy <robin.murphy@xxxxxxx> Signed-off-by: Hsin-Yi Wang <hsinyi@xxxxxxxxxxxx> --- drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c | 9 +-------- drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c | 9 +-------- 2 files changed, 2 insertions(+), 16 deletions(-) diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c index 3bbd0bac56d69..76ee0cb5a7094 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_drv.c @@ -242,14 +242,7 @@ static int mtk_vcodec_probe(struct platform_device *pdev) mtk_v4l2_err("[VPU] vpu device in not ready"); return -EPROBE_DEFER; } - if (!pdev->dev.dma_parms) { - pdev->dev.dma_parms = devm_kzalloc(&pdev->dev, - sizeof(*pdev->dev.dma_parms), - GFP_KERNEL); - if (!pdev->dev.dma_parms) - return -ENOMEM; - } - dma_set_max_seg_size(&pdev->dev, DMA_BIT_MASK(32)); + dma_set_max_seg_size(&pdev->dev, UINT_MAX); vpu_wdt_reg_handler(dev->vpu_plat_dev, mtk_vcodec_dec_reset_handler, dev, VPU_RST_DEC); diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c index ff4a87485d690..c18e58c71d4a4 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c @@ -249,14 +249,7 @@ static int mtk_vcodec_probe(struct platform_device *pdev) mtk_v4l2_err("[VPU] vpu device in not ready"); return -EPROBE_DEFER; } - if (!pdev->dev.dma_parms) { - pdev->dev.dma_parms = devm_kzalloc(&pdev->dev, - sizeof(*pdev->dev.dma_parms), - GFP_KERNEL); - if (!pdev->dev.dma_parms) - return -ENOMEM; - } - dma_set_max_seg_size(&pdev->dev, DMA_BIT_MASK(32)); + dma_set_max_seg_size(&pdev->dev, UINT_MAX); vpu_wdt_reg_handler(dev->vpu_plat_dev, mtk_vcodec_enc_reset_handler, dev, VPU_RST_ENC); -- 2.28.0.402.g5ffc5be6b7-goog