When CONFIG_NEED_SG_DMA_LENGTH is enabled, sg_dma_len is defined as follow : "#define sg_dma_len(sg) ((sg)->dma_length)" But, dma_length is not used by the framework indeed. Change-Id: Ibfd3223b38b96701f839cdc91207a49f20789fec Signed-off-by: chenzhen <chenzhen@rock-chips.com> |
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