Lines Matching refs:sg_len
829 unsigned int sg_len, dma_addr_t dev_addr, in rcar_dmac_chan_prep_sg() argument
860 for_each_sg(sgl, sg, sg_len, i) { in rcar_dmac_chan_prep_sg()
1026 unsigned int sg_len, enum dma_transfer_direction dir, in rcar_dmac_prep_slave_sg() argument
1033 if (rchan->mid_rid < 0 || !sg_len) { in rcar_dmac_prep_slave_sg()
1036 __func__, sg_len, rchan->mid_rid); in rcar_dmac_prep_slave_sg()
1042 return rcar_dmac_chan_prep_sg(rchan, sgl, sg_len, dev_addr, in rcar_dmac_prep_slave_sg()
1057 unsigned int sg_len; in rcar_dmac_prep_dma_cyclic() local
1068 sg_len = buf_len / period_len; in rcar_dmac_prep_dma_cyclic()
1069 if (sg_len > RCAR_DMAC_MAX_SG_LEN) { in rcar_dmac_prep_dma_cyclic()
1072 rchan->index, sg_len, RCAR_DMAC_MAX_SG_LEN); in rcar_dmac_prep_dma_cyclic()
1080 sgl = kcalloc(sg_len, sizeof(*sgl), GFP_NOWAIT); in rcar_dmac_prep_dma_cyclic()
1084 sg_init_table(sgl, sg_len); in rcar_dmac_prep_dma_cyclic()
1086 for (i = 0; i < sg_len; ++i) { in rcar_dmac_prep_dma_cyclic()
1097 desc = rcar_dmac_chan_prep_sg(rchan, sgl, sg_len, dev_addr, in rcar_dmac_prep_dma_cyclic()