208 rt_inline int _serial_poll_rx(struct rt_serial_device *serial, rt_uint8_t *data, int length)  in _serial_poll_rx()  argument
214     size = length;  in _serial_poll_rx()
216     while (length)  in _serial_poll_rx()
222         data ++; length --;  in _serial_poll_rx()
227     return size - length;  in _serial_poll_rx()
230 rt_inline int _serial_poll_tx(struct rt_serial_device *serial, const rt_uint8_t *data, int length)  in _serial_poll_tx()  argument
235     size = length;  in _serial_poll_tx()
236     while (length)  in _serial_poll_tx()
250         -- length;  in _serial_poll_tx()
253     return size - length;  in _serial_poll_tx()
259 rt_inline int _serial_int_rx(struct rt_serial_device *serial, rt_uint8_t *data, int length)  in _serial_int_rx()  argument
265     size = length;  in _serial_int_rx()
271     while (length)  in _serial_int_rx()
301         data ++; length --;  in _serial_int_rx()
304     return size - length;  in _serial_int_rx()
307 rt_inline int _serial_int_tx(struct rt_serial_device *serial, const rt_uint8_t *data, int length)  in _serial_int_tx()  argument
314     size = length;  in _serial_int_tx()
318     while (length)  in _serial_int_tx()
326         data ++; length --;  in _serial_int_tx()
329     return size - length;  in _serial_int_tx()
359  * Calculate DMA received data length.
363  * @return length
374  * @param len get data length for this operate
396  * @param len received length for this transmit
444 rt_inline int _serial_dma_rx(struct rt_serial_device *serial, rt_uint8_t *data, int length)  in _serial_dma_rx()  argument
464             serial->ops->dma_transmit(serial, data, length, RT_SERIAL_DMA_RX);  in _serial_dma_rx()
469         if (result == RT_EOK) return length;  in _serial_dma_rx()
481         if (length < fifo_recved_len)  in _serial_dma_rx()
482             recv_len = length;  in _serial_dma_rx()
501 rt_inline int _serial_dma_tx(struct rt_serial_device *serial, const rt_uint8_t *data, int length)  in _serial_dma_tx()  argument
509     result = rt_data_queue_push(&(tx_dma->data_queue), data, length, RT_WAITING_FOREVER);  in _serial_dma_tx()
519             serial->ops->dma_transmit(serial, (rt_uint8_t *)data, length, RT_SERIAL_DMA_TX);  in _serial_dma_tx()
526         return length;  in _serial_dma_tx()
630                 /* configure fifo address and length to low level device */  in rt_serial_open()
1183                 /* get rx length */  in rt_hw_serial_isr()
1235             int length;  in rt_hw_serial_isr()  local
1238             /* get DMA rx length */  in rt_hw_serial_isr()
1239             length = (event & (~0xff)) >> 8;  in rt_hw_serial_isr()
1249                 serial->parent.rx_indicate(&(serial->parent), length);  in rt_hw_serial_isr()
1257                 rt_dma_recv_update_put_index(serial, length);  in rt_hw_serial_isr()
1258                 /* calculate received total length */  in rt_hw_serial_isr()
1259                 length = rt_dma_calc_recved_len(serial);  in rt_hw_serial_isr()
1265                     serial->parent.rx_indicate(&(serial->parent), length);  in rt_hw_serial_isr()