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ARM: 8818/1: dma-mapping: update comment about handling dma_ops when detaching from IOMMU

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Update the comment because we don't set the pointer to NULL anymore.
Also use the correct pointer name 'dma_ops' instead of 'dma_map_ops'.

Fixes: 1874619a7d ("ARM: dma-mapping: Set proper DMA ops in arm_iommu_detach_device()")
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
This commit is contained in:
Wolfram Sang (Renesas)
2018-12-19 00:12:07 +01:00
committed by Russell King
parent 9ec5cd0a40
commit 4a4d68fc26
1 changed files with 1 additions and 1 deletions
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arch/arm/mm/dma-mapping.c
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@@ -2277,7 +2277,7 @@ EXPORT_SYMBOL_GPL(arm_iommu_attach_device);
* @dev: valid struct device pointer * @dev: valid struct device pointer
* *
* Detaches the provided device from a previously attached map. * Detaches the provided device from a previously attached map.
* This voids the dma operations (dma_map_ops pointer) * This overwrites the dma_ops pointer with appropriate non-IOMMU ops.
*/ */
void arm_iommu_detach_device(struct device *dev) void arm_iommu_detach_device(struct device *dev)
{ {