Lines Matching refs:sg_len
902 unsigned int sg_len, dma_addr_t dev_addr, in rcar_dmac_chan_prep_sg() argument
937 for_each_sg(sgl, sg, sg_len, i) { in rcar_dmac_chan_prep_sg()
1174 unsigned int sg_len, enum dma_transfer_direction dir, in rcar_dmac_prep_slave_sg() argument
1180 if (rchan->mid_rid < 0 || !sg_len || !sg_dma_len(sgl)) { in rcar_dmac_prep_slave_sg()
1183 __func__, sg_len, rchan->mid_rid); in rcar_dmac_prep_slave_sg()
1190 return rcar_dmac_chan_prep_sg(rchan, sgl, sg_len, rchan->map.addr, in rcar_dmac_prep_slave_sg()
1204 unsigned int sg_len; in rcar_dmac_prep_dma_cyclic() local
1218 sg_len = buf_len / period_len; in rcar_dmac_prep_dma_cyclic()
1219 if (sg_len > RCAR_DMAC_MAX_SG_LEN) { in rcar_dmac_prep_dma_cyclic()
1222 rchan->index, sg_len, RCAR_DMAC_MAX_SG_LEN); in rcar_dmac_prep_dma_cyclic()
1230 sgl = kmalloc_array(sg_len, sizeof(*sgl), GFP_NOWAIT); in rcar_dmac_prep_dma_cyclic()
1234 sg_init_table(sgl, sg_len); in rcar_dmac_prep_dma_cyclic()
1236 for (i = 0; i < sg_len; ++i) { in rcar_dmac_prep_dma_cyclic()
1245 desc = rcar_dmac_chan_prep_sg(rchan, sgl, sg_len, rchan->map.addr, in rcar_dmac_prep_dma_cyclic()