if (dma_mode) {
                val = msecs_to_jiffies(ms) + 10;
                val = wait_for_completion_timeout(&sdd->xfer_completion, val);
        } else {
                u32 status;
                val = msecs_to_loops(ms);
                do {
                        status = readl(regs + S3C64XX_SPI_STATUS);
                } while (RX_FIFO_LVL(status, sci) < xfer->len && --val);
        }