iommu/dma: Factor out a iommu_dma_map_swiotlb helper

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Split the iommu logic from iommu_dma_map_page into a separate helper.
This not only keeps the code neatly separated, but will also allow for
reuse in another caller.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Tested-by: Jens Axboe <axboe@kernel.dk>
Reviewed-by: Luis Chamberlain <mcgrof@kernel.org>
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>

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Christoph Hellwig 2025-05-05 10:01:43 +03:00 • committed by Marek Szyprowski

parent 393cf700e6

commit ed18a46262

1 changed files with 41 additions and 32 deletions

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drivers/iommu/dma-iommu.c

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