diff options
| author | Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> | 2017-04-10 13:20:58 +0200 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2017-04-20 16:31:06 +0200 |
| commit | 3f1866779cf8338e1c8bd32e5f6f5424795ef191 (patch) | |
| tree | 17593ea7a459226d34e83bda3b3437241fba53f7 /drivers/of/device.c | |
| parent | iommu/of: Prepare for deferred IOMMU configuration (diff) | |
| download | linux-3f1866779cf8338e1c8bd32e5f6f5424795ef191.tar.xz linux-3f1866779cf8338e1c8bd32e5f6f5424795ef191.zip | |
of: dma: Make of_dma_deconfigure() public
As part of moving DMA initializing to probe time the
of_dma_deconfigure() function will need to be called from different
source files. Make it public and move it to drivers/of/device.c where
the of_dma_configure() function is.
Tested-by: Marek Szyprowski <m.szyprowski@samsung.com>
Reviewed-by: Robin Murphy <robin.murphy@arm.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/of/device.c')
| -rw-r--r-- | drivers/of/device.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/of/device.c b/drivers/of/device.c index b1e6bebda3f3..0d378c03e1a4 100644 --- a/drivers/of/device.c +++ b/drivers/of/device.c @@ -151,6 +151,18 @@ void of_dma_configure(struct device *dev, struct device_node *np) } EXPORT_SYMBOL_GPL(of_dma_configure); +/** + * of_dma_deconfigure - Clean up DMA configuration + * @dev: Device for which to clean up DMA configuration + * + * Clean up all configuration performed by of_dma_configure_ops() and free all + * resources that have been allocated. + */ +void of_dma_deconfigure(struct device *dev) +{ + arch_teardown_dma_ops(dev); +} + int of_device_register(struct platform_device *pdev) { device_initialize(&pdev->dev); |