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>

1 files changed, 0 insertions, 7 deletions

diff --git a/drivers/spi/spi-octeon.c b/drivers/spi/spi-octeon.c
index ad924a147ea8..983021a1f9ee 100644
--- a/drivers/spi/spi-octeon.c
+++ b/drivers/spi/spi-octeon.c
@@ -260,11 +260,6 @@ static void octeon_spi_cleanup(struct spi_device *spi)
         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 @@ static int octeon_spi_probe(struct platform_device *pdev)
 
         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);