drivers/spi/spi-mt65xx.c

144  * @xfer_len:		Number of bytes to transfer
166 	u32 xfer_len;
546 				    mdata->xfer_len,
550 				    mdata->xfer_len,
553 	packet_loop = mdata->xfer_len / packet_size;
579 static int mtk_spi_get_mult_delta(struct mtk_spi *mdata, u32 xfer_len)
584 		if (xfer_len > MTK_SPI_IPM_PACKET_SIZE)
585 			mult_delta = xfer_len % MTK_SPI_IPM_PACKET_SIZE;
587 		if (xfer_len > MTK_SPI_PACKET_SIZE)
588 			mult_delta = xfer_len % MTK_SPI_PACKET_SIZE;
602 			mdata->xfer_len = mdata->rx_sgl_len - mult_delta;
604 			mdata->tx_sgl_len -= mdata->xfer_len;
607 			mdata->xfer_len = mdata->tx_sgl_len - mult_delta;
609 			mdata->rx_sgl_len -= mdata->xfer_len;
613 		mdata->xfer_len = mdata->tx_sgl_len - mult_delta;
617 		mdata->xfer_len = mdata->rx_sgl_len - mult_delta;
657 	mdata->xfer_len = min(MTK_SPI_MAX_FIFO_SIZE, xfer->len);
779 			cnt = mdata->xfer_len / 4;
782 			remainder = mdata->xfer_len % 4;
791 		mdata->num_xfered += mdata->xfer_len;
798 		mdata->xfer_len = min(MTK_SPI_MAX_FIFO_SIZE, len);
802 			cnt = mdata->xfer_len / 4;
806 			remainder = mdata->xfer_len % 4;
822 		xfer->tx_dma += mdata->xfer_len;
824 		xfer->rx_dma += mdata->xfer_len;
1007 		mdata->xfer_len = op->data.nbytes;