The control register has not changed since the previous access.
Therefore we can use the cached value and safe one bus access.
Signed-off-by: Ricardo Ribalda Delgado <ricardo.riba...@gmail.com>
---
drivers/spi/spi-xilinx.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/spi/spi-xilinx.c b/drivers/spi/spi-xilinx.c
index 978fbdd..3f8450d 100644
--- a/drivers/spi/spi-xilinx.c
+++ b/drivers/spi/spi-xilinx.c
@@ -271,7 +271,6 @@ static int xilinx_spi_txrx_bufs(struct spi_device *spi,
struct spi_transfer *t)
* transmitter while the Isr refills the transmit register/FIFO,
* or make sure it is stopped if we're done.
*/
- cr = xspi->read_fn(xspi->regs + XSPI_CR_OFFSET);
xspi->write_fn(cr | XSPI_CR_TRANS_INHIBIT,
xspi->regs + XSPI_CR_OFFSET);
--
2.1.4
--
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