spi_map_buf 23 drivers/spi/internals.h int spi_map_buf(struct spi_controller *ctlr, struct device *dev, spi_map_buf 53 drivers/spi/spi-mem.c return spi_map_buf(ctlr, dmadev, sgt, op->data.buf.in, op->data.nbytes, spi_map_buf 920 drivers/spi/spi.c ret = spi_map_buf(ctlr, tx_dev, &xfer->tx_sg, spi_map_buf 928 drivers/spi/spi.c ret = spi_map_buf(ctlr, rx_dev, &xfer->rx_sg,