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>
This commit is contained in:
Axel Lin 2013-08-11 23:07:29 +08:00 committed by Mark Brown
parent e1b18ea809
commit fe81109b6d

View File

@ -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);