dma-proxy: SG list needs to be mapped before use with DMA driver#17
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jh-hsd wants to merge 1 commit intoXilinx-Wiki-Projects:masterfrom
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dma-proxy: SG list needs to be mapped before use with DMA driver#17jh-hsd wants to merge 1 commit intoXilinx-Wiki-Projects:masterfrom
jh-hsd wants to merge 1 commit intoXilinx-Wiki-Projects:masterfrom
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At least sg_dma_len(), in case that IOMMU is enabled, will fail getting the correct length in case of no mapping. Signed-off-by: Jochen Henneberg <henneberg@innolintec.eu>
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At least sg_dma_len(), in case that IOMMU is enabled, will fail getting the correct length in case of no mapping.
In general the SG list should always be mapped before transferred to DMA driver.