187 				  struct spi_transfer *tfr)  in sun6i_spi_transfer_one()  argument
197 	if (tfr->len > SUN6I_MAX_XFER_SIZE)  in sun6i_spi_transfer_one()
201 	sspi->tx_buf = tfr->tx_buf;  in sun6i_spi_transfer_one()
202 	sspi->rx_buf = tfr->rx_buf;  in sun6i_spi_transfer_one()
203 	sspi->len = tfr->len;  in sun6i_spi_transfer_one()
250 		rx_len = tfr->len;  in sun6i_spi_transfer_one()
262 	if (mclk_rate < (2 * tfr->speed_hz)) {  in sun6i_spi_transfer_one()
263 		clk_set_rate(sspi->mclk, 2 * tfr->speed_hz);  in sun6i_spi_transfer_one()
281 	div_cdr1 = DIV_ROUND_UP(mclk_rate, tfr->speed_hz);  in sun6i_spi_transfer_one()
285 		tfr->effective_speed_hz = mclk_rate / (2 * div_cdr2);  in sun6i_spi_transfer_one()
289 		tfr->effective_speed_hz = mclk_rate / (1 << div);  in sun6i_spi_transfer_one()
300 		tx_len = tfr->len;  in sun6i_spi_transfer_one()
303 	sun6i_spi_write(sspi, SUN6I_BURST_CNT_REG, tfr->len);  in sun6i_spi_transfer_one()
324 	tx_time = max(tfr->len * 8 * 2 / (tfr->speed_hz / 1000), 100U);  in sun6i_spi_transfer_one()
332 			 dev_name(&spi->dev), tfr->len, tfr->speed_hz,  in sun6i_spi_transfer_one()