249 			    struct spi_transfer *xfer);
652 			   const struct spi_transfer *xfer)  in __rspi_can_dma()  argument
654 	return xfer->len > rspi->ops->fifo_size;  in __rspi_can_dma()
658 			 struct spi_transfer *xfer)  in rspi_can_dma()  argument
662 	return __rspi_can_dma(rspi, xfer);  in rspi_can_dma()
666 					 struct spi_transfer *xfer)  in rspi_dma_check_then_transfer()  argument
668 	if (rspi->master->can_dma && __rspi_can_dma(rspi, xfer)) {  in rspi_dma_check_then_transfer()
670 		int ret = rspi_dma_transfer(rspi, &xfer->tx_sg,  in rspi_dma_check_then_transfer()
671 					xfer->rx_buf ? &xfer->rx_sg : NULL);  in rspi_dma_check_then_transfer()
680 				struct spi_transfer *xfer)  in rspi_common_transfer()  argument
684 	ret = rspi_dma_check_then_transfer(rspi, xfer);  in rspi_common_transfer()
688 	ret = rspi_pio_transfer(rspi, xfer->tx_buf, xfer->rx_buf, xfer->len);  in rspi_common_transfer()
699 			     struct spi_transfer *xfer)  in rspi_transfer_one()  argument
705 	if (xfer->rx_buf) {  in rspi_transfer_one()
713 	return rspi_common_transfer(rspi, xfer);  in rspi_transfer_one()
718 				struct spi_transfer *xfer)  in rspi_rz_transfer_one()  argument
724 	return rspi_common_transfer(rspi, xfer);  in rspi_rz_transfer_one()
764 				struct spi_transfer *xfer)  in qspi_transfer_out_in()  argument
770 	ret = rspi_dma_check_then_transfer(rspi, xfer);  in qspi_transfer_out_in()
774 	ret = qspi_trigger_transfer_out_int(rspi, xfer->tx_buf,  in qspi_transfer_out_in()
775 					    xfer->rx_buf, xfer->len);  in qspi_transfer_out_in()
782 static int qspi_transfer_out(struct rspi_data *rspi, struct spi_transfer *xfer)  in qspi_transfer_out()  argument
786 	if (rspi->master->can_dma && __rspi_can_dma(rspi, xfer)) {  in qspi_transfer_out()
787 		ret = rspi_dma_transfer(rspi, &xfer->tx_sg, NULL);  in qspi_transfer_out()
792 	ret = rspi_pio_transfer(rspi, xfer->tx_buf, NULL, xfer->len);  in qspi_transfer_out()
802 static int qspi_transfer_in(struct rspi_data *rspi, struct spi_transfer *xfer)  in qspi_transfer_in()  argument
804 	if (rspi->master->can_dma && __rspi_can_dma(rspi, xfer)) {  in qspi_transfer_in()
805 		int ret = rspi_dma_transfer(rspi, NULL, &xfer->rx_sg);  in qspi_transfer_in()
810 	return rspi_pio_transfer(rspi, NULL, xfer->rx_buf, xfer->len);  in qspi_transfer_in()
814 			     struct spi_transfer *xfer)  in qspi_transfer_one()  argument
819 		return qspi_transfer_out_in(rspi, xfer);  in qspi_transfer_one()
820 	} else if (xfer->tx_nbits > SPI_NBITS_SINGLE) {  in qspi_transfer_one()
822 		return qspi_transfer_out(rspi, xfer);  in qspi_transfer_one()
823 	} else if (xfer->rx_nbits > SPI_NBITS_SINGLE) {  in qspi_transfer_one()
825 		return qspi_transfer_in(rspi, xfer);  in qspi_transfer_one()
828 		return qspi_transfer_out_in(rspi, xfer);  in qspi_transfer_one()
854 static u16 qspi_transfer_mode(const struct spi_transfer *xfer)  in qspi_transfer_mode()  argument
856 	if (xfer->tx_buf)  in qspi_transfer_mode()
857 		switch (xfer->tx_nbits) {  in qspi_transfer_mode()
865 	if (xfer->rx_buf)  in qspi_transfer_mode()
866 		switch (xfer->rx_nbits) {  in qspi_transfer_mode()
881 	const struct spi_transfer *xfer;  in qspi_setup_sequencer()  local
885 	list_for_each_entry(xfer, &msg->transfers, transfer_list) {  in qspi_setup_sequencer()
886 		mode = qspi_transfer_mode(xfer);  in qspi_setup_sequencer()
888 			len += xfer->len;  in qspi_setup_sequencer()
907 		len = xfer->len;  in qspi_setup_sequencer()