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of/platform: teardown DMA mappings on device destruction
Now that we can create and attach to IOMMU domains via of_dma_configure, make sure we give the architecture a chance to tear them down when a platform or amba device is destroyed. Acked-by: Rob Herring <robh@kernel.org> Reported-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Olof Johansson <olof@lixom.net>
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@ -526,6 +526,7 @@ static int of_platform_device_destroy(struct device *dev, void *data)
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amba_device_unregister(to_amba_device(dev));
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#endif
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of_dma_deconfigure(dev);
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of_node_clear_flag(dev->of_node, OF_POPULATED);
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of_node_clear_flag(dev->of_node, OF_POPULATED_BUS);
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return 0;
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