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| author | Will Deacon <will.deacon@arm.com> | 2015-01-16 18:04:56 +0100 |
|---|---|---|
| committer | Olof Johansson <olof@lixom.net> | 2015-01-22 00:15:14 +0100 |
| commit | 0495cb75ed301bbe6b01346cbf8bc5244a2948b2 (patch) | |
| tree | 78f784a944fd9a3780b5a78eafe26910f8c1b516 /drivers | |
| parent | Merge tag 'renesas-sh73a0-ccf2-for-v3.20' of git://git.kernel.org/pub/scm/lin... (diff) | |
| download | linux-0495cb75ed301bbe6b01346cbf8bc5244a2948b2.tar.xz linux-0495cb75ed301bbe6b01346cbf8bc5244a2948b2.zip | |
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>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/of/platform.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/of/platform.c b/drivers/of/platform.c index 5b33c6a21807..3f61d668ded7 100644 --- a/drivers/of/platform.c +++ b/drivers/of/platform.c @@ -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; |