prepare_data_dma 2315 drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c *direct = prepare_data_dma(this, buf, raw_len, &transfer->sgl, prepare_data_dma 2362 drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c prepare_data_dma(this, buf, raw_len, &transfer->sgl, DMA_TO_DEVICE);