drivers/spi/spi-xilinx.c

92 	unsigned int (*read_fn)(void __iomem *);
143 	u32 data = xspi->read_fn(xspi->regs + XSPI_RXD_OFFSET);
199 	cr = xspi->read_fn(xspi->regs + XSPI_CR_OFFSET)	& ~XSPI_CR_MODE_MASK;
256 		cr = xspi->read_fn(xspi->regs + XSPI_CR_OFFSET);
260 		isr = xspi->read_fn(xspi->regs + XIPIF_V123B_IISR_OFFSET);
298 			sr = xspi->read_fn(xspi->regs + XSPI_SR_OFFSET);
319 			sr = xspi->read_fn(xspi->regs + XSPI_SR_OFFSET);
349 	ipif_isr = xspi->read_fn(xspi->regs + XIPIF_V123B_IISR_OFFSET);
375 		sr = xspi->read_fn(xspi->regs + XSPI_SR_OFFSET);
458 	xspi->read_fn = xspi_read32;
462 	tmp = xspi->read_fn(xspi->regs + XSPI_CR_OFFSET);
465 		xspi->read_fn = xspi_read32_be;