Commit 0495cb75 authored Jan 16, 2015 by Will Deacon Committed by Olof Johansson Jan 21, 2015

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>

parent 4d4ac7aa

drivers/of/platform.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -526,6 +526,7 @@ static int of_platform_device_destroy(struct device dev, void data)
		amba_device_unregister(to_amba_device(dev));
		#endif

		of_dma_deconfigure(dev);
		of_node_clear_flag(dev->of_node, OF_POPULATED);
		of_node_clear_flag(dev->of_node, OF_POPULATED_BUS);
		return 0;