Commit f3320447 authored by Benoit Parrot's avatar Benoit Parrot Committed by Mauro Carvalho Chehab
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media: ti-vpe: Set the DMA mask and coherent mask 



VPE uses VPDMA (built-in dma engine) to transfer data to and from the IP
and memory. VPDMA expect 32 bits addresses. To make sure that is always
the case set the DMA mask and coherent mask for the device.

Signed-off-by: default avatarBenoit Parrot <bparrot@ti.com>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+samsung@kernel.org>
parent 63728b1c

drivers/media/platform/ti-vpe/vpe.c

+7 −0
Original line number Diff line number Diff line
@@ -2517,6 +2517,13 @@ static int vpe_probe(struct platform_device *pdev) 
	struct vpe_dev *dev;

	int ret, irq, func;



	ret = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));

	if (ret) {

		dev_err(&pdev->dev,

			"32-bit consistent DMA enable failed\n");

		return ret;

	}



	dev = devm_kzalloc(&pdev->dev, sizeof(*dev), GFP_KERNEL);

	if (!dev)

		return -ENOMEM;