Lines Matching refs:sg_rx
134 struct scatterlist sg_rx;
1098 dma_unmap_sg(port->dev, &atmel_port->sg_rx, 1,
1133 &atmel_port->sg_rx,
1144 ring->head = sg_dma_len(&atmel_port->sg_rx) - state.residue;
1145 BUG_ON(ring->head > sg_dma_len(&atmel_port->sg_rx));
1149 * 0 <= ring->head <= sg_dma_len(&atmel_port->sg_rx)
1152 * 0 <= ring->tail <= sg_dma_len(&atmel_port->sg_rx) - 1
1159 count = sg_dma_len(&atmel_port->sg_rx) - ring->tail;
1172 if (ring->head >= sg_dma_len(&atmel_port->sg_rx))
1180 &atmel_port->sg_rx,
1217 sg_init_table(&atmel_port->sg_rx, 1);
1220 sg_set_page(&atmel_port->sg_rx,
1225 &atmel_port->sg_rx,
1234 sg_dma_len(&atmel_port->sg_rx),
1236 &sg_dma_address(&atmel_port->sg_rx));
1257 sg_dma_address(&atmel_port->sg_rx),
1258 sg_dma_len(&atmel_port->sg_rx),
1259 sg_dma_len(&atmel_port->sg_rx)/2,