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Commit c83ea576 authored by Rob Clark's avatar Rob Clark
Browse files

drm/msm: set dma_mask properly 



Previous value really only made sense on armv7 without LPAE.  Everything
that supports more than 4g of memory also has iommu's that can map
anything.

Signed-off-by: default avatarRob Clark <robdclark@gmail.com>
parent d8dd8052

drivers/gpu/drm/msm/msm_drv.c

+7 −1
Original line number Diff line number Diff line
@@ -1038,7 +1038,13 @@ static int msm_pdev_probe(struct platform_device *pdev) 
	if (ret)

		return ret;



	pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32);

	/* on all devices that I am aware of, iommu's which can map

	 * any address the cpu can see are used:

	 */

	ret = dma_set_mask_and_coherent(&pdev->dev, ~0);

	if (ret)

		return ret;



	return component_master_add_with_match(&pdev->dev, &msm_drm_ops, match);

}