Commit 25f70927 authored Feb 13, 2017 by Rob Clark Committed by Jordan Crouse Feb 13, 2017

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.

Change-Id: Ic0dedbad6ca5973f2ac0d2690dec77e40787b8da
Git-commit: 49d24b7a6bf253aeb7cb81672316c83e7b628ea9
Git-repo: https://github.com/freedreno/kernel-msm


Signed-off-by: Rob Clark <robdclark@gmail.com>
[jcrouse@codeaurora.org: Fixed minor merge issues]
Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org>

parent a2f939ec

drivers/gpu/drm/msm/msm_drv.c

+7 −1

Original line number	Diff line number	Diff line
		@@ -1777,7 +1777,13 @@ static int msm_pdev_probe(struct platform_device *pdev)
		component_match_add(&pdev->dev, &match, compare_dev, dev);
		}
		#endif
		pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32);
		/* on all devices that I am aware of, iommu's which cna map
		* any address the cpu can see are used:
		*/
		ret = dma_set_mask_and_coherent(&pdev->dev, ~0);
		if (ret)
		return ret;

		ret = msm_add_master_component(&pdev->dev, match);

		return ret;