d40_prep_sg 2493 drivers/dma/ste_dma40.c return d40_prep_sg(chan, &src_sg, &dst_sg, 1, d40_prep_sg 2505 drivers/dma/ste_dma40.c return d40_prep_sg(chan, sgl, sgl, sg_len, direction, dma_flags); d40_prep_sg 2530 drivers/dma/ste_dma40.c txd = d40_prep_sg(chan, sg, sg, periods, direction,