spi: octeon: Remove empty octeon_spi_nop_transfer_hardware function
Both prepare_transfer_hardware and unprepare_transfer_hardware callbacks are
optional, so we don't need to implement an empty function for them.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
diff --git a/drivers/spi/spi-octeon.c b/drivers/spi/spi-octeon.c
index ad924a1..983021a 100644
--- a/drivers/spi/spi-octeon.c
+++ b/drivers/spi/spi-octeon.c
@@ -260,11 +260,6 @@
kfree(old_setup);
}
-static int octeon_spi_nop_transfer_hardware(struct spi_master *master)
-{
- return 0;
-}
-
static int octeon_spi_probe(struct platform_device *pdev)
{
struct resource *res_mem;
@@ -304,9 +299,7 @@
master->setup = octeon_spi_setup;
master->cleanup = octeon_spi_cleanup;
- master->prepare_transfer_hardware = octeon_spi_nop_transfer_hardware;
master->transfer_one_message = octeon_spi_transfer_one_message;
- master->unprepare_transfer_hardware = octeon_spi_nop_transfer_hardware;
master->dev.of_node = pdev->dev.of_node;
err = spi_register_master(master);