249 			    struct spi_transfer *xfer);
653 			   const struct spi_transfer *xfer)  in __rspi_can_dma()  argument
655 	return xfer->len > rspi->ops->fifo_size;  in __rspi_can_dma()
659 			 struct spi_transfer *xfer)  in rspi_can_dma()  argument
663 	return __rspi_can_dma(rspi, xfer);  in rspi_can_dma()
667 					 struct spi_transfer *xfer)  in rspi_dma_check_then_transfer()  argument
669 	if (!rspi->master->can_dma || !__rspi_can_dma(rspi, xfer))  in rspi_dma_check_then_transfer()
673 	return rspi_dma_transfer(rspi, &xfer->tx_sg,  in rspi_dma_check_then_transfer()
674 				xfer->rx_buf ? &xfer->rx_sg : NULL);  in rspi_dma_check_then_transfer()
678 				struct spi_transfer *xfer)  in rspi_common_transfer()  argument
682 	ret = rspi_dma_check_then_transfer(rspi, xfer);  in rspi_common_transfer()
686 	ret = rspi_pio_transfer(rspi, xfer->tx_buf, xfer->rx_buf, xfer->len);  in rspi_common_transfer()
697 			     struct spi_transfer *xfer)  in rspi_transfer_one()  argument
703 	if (xfer->rx_buf) {  in rspi_transfer_one()
711 	return rspi_common_transfer(rspi, xfer);  in rspi_transfer_one()
716 				struct spi_transfer *xfer)  in rspi_rz_transfer_one()  argument
722 	return rspi_common_transfer(rspi, xfer);  in rspi_rz_transfer_one()
762 				struct spi_transfer *xfer)  in qspi_transfer_out_in()  argument
768 	ret = rspi_dma_check_then_transfer(rspi, xfer);  in qspi_transfer_out_in()
772 	return qspi_trigger_transfer_out_in(rspi, xfer->tx_buf,  in qspi_transfer_out_in()
773 					    xfer->rx_buf, xfer->len);  in qspi_transfer_out_in()
776 static int qspi_transfer_out(struct rspi_data *rspi, struct spi_transfer *xfer)  in qspi_transfer_out()  argument
780 	if (rspi->master->can_dma && __rspi_can_dma(rspi, xfer)) {  in qspi_transfer_out()
781 		ret = rspi_dma_transfer(rspi, &xfer->tx_sg, NULL);  in qspi_transfer_out()
786 	ret = rspi_pio_transfer(rspi, xfer->tx_buf, NULL, xfer->len);  in qspi_transfer_out()
796 static int qspi_transfer_in(struct rspi_data *rspi, struct spi_transfer *xfer)  in qspi_transfer_in()  argument
798 	if (rspi->master->can_dma && __rspi_can_dma(rspi, xfer)) {  in qspi_transfer_in()
799 		int ret = rspi_dma_transfer(rspi, NULL, &xfer->rx_sg);  in qspi_transfer_in()
804 	return rspi_pio_transfer(rspi, NULL, xfer->rx_buf, xfer->len);  in qspi_transfer_in()
808 			     struct spi_transfer *xfer)  in qspi_transfer_one()  argument
813 		return qspi_transfer_out_in(rspi, xfer);  in qspi_transfer_one()
814 	} else if (xfer->tx_nbits > SPI_NBITS_SINGLE) {  in qspi_transfer_one()
816 		return qspi_transfer_out(rspi, xfer);  in qspi_transfer_one()
817 	} else if (xfer->rx_nbits > SPI_NBITS_SINGLE) {  in qspi_transfer_one()
819 		return qspi_transfer_in(rspi, xfer);  in qspi_transfer_one()
822 		return qspi_transfer_out_in(rspi, xfer);  in qspi_transfer_one()
848 static u16 qspi_transfer_mode(const struct spi_transfer *xfer)  in qspi_transfer_mode()  argument
850 	if (xfer->tx_buf)  in qspi_transfer_mode()
851 		switch (xfer->tx_nbits) {  in qspi_transfer_mode()
859 	if (xfer->rx_buf)  in qspi_transfer_mode()
860 		switch (xfer->rx_nbits) {  in qspi_transfer_mode()
875 	const struct spi_transfer *xfer;  in qspi_setup_sequencer()  local
879 	list_for_each_entry(xfer, &msg->transfers, transfer_list) {  in qspi_setup_sequencer()
880 		mode = qspi_transfer_mode(xfer);  in qspi_setup_sequencer()
882 			len += xfer->len;  in qspi_setup_sequencer()
901 		len = xfer->len;  in qspi_setup_sequencer()