Messages in this thread Patch in this message | | | From | Joerg Roedel <> | Subject | [PATCH 6/6] dmaengine: sh: rcar-dmac: Use device_iommu_mapped() | Date | Tue, 11 Dec 2018 14:43:43 +0100 |
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From: Joerg Roedel <jroedel@suse.de>
Use Use device_iommu_mapped() to check if the device is already mapped by an IOMMU.
Acked-by: Robin Murphy <robin.murphy@arm.com> Signed-off-by: Joerg Roedel <jroedel@suse.de> --- drivers/dma/sh/rcar-dmac.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/dma/sh/rcar-dmac.c b/drivers/dma/sh/rcar-dmac.c index 74fa2b1a6a86..2b4f25698169 100644 --- a/drivers/dma/sh/rcar-dmac.c +++ b/drivers/dma/sh/rcar-dmac.c @@ -1809,7 +1809,7 @@ static int rcar_dmac_probe(struct platform_device *pdev) * level we can't disable it selectively, so ignore channel 0 for now if * the device is part of an IOMMU group. */ - if (pdev->dev.iommu_group) { + if (device_iommu_mapped(&pdev->dev)) { dmac->n_channels--; channels_offset = 1; } -- 2.17.1
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