From: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
---
drivers/spi/spi-tegra20-slink.c | 26 +-------------------------
1 file changed, 1 insertion(+), 25 deletions(-)
diff --git a/drivers/spi/spi-tegra20-slink.c b/drivers/spi/spi-tegra20-slink.c
index b2fb115..c703536 100644
--- a/drivers/spi/spi-tegra20-slink.c
+++ b/drivers/spi/spi-tegra20-slink.c
@@ -824,20 +824,6 @@ static int tegra_slink_setup(struct spi_device *spi)
return 0;
}
-static int tegra_slink_prepare_transfer(struct spi_master *spi)
-{
- struct tegra_slink_data *tspi = spi_master_get_devdata(spi);
- int ret;
-
- ret = pm_runtime_get_sync(tspi->dev);
- if (ret < 0) {
- dev_err(tspi->dev, "runtime PM get failed: %d\n", ret);
- return ret;
- }
-
- return ret;
-}
-
static int tegra_slink_transfer_one_message(struct spi_master *master,
struct spi_message *msg)
{
@@ -892,15 +878,6 @@ exit:
return ret;
}
-static int tegra_slink_unprepare_transfer(struct spi_master *spi)
-{
- struct tegra_slink_data *tspi = spi_master_get_devdata(spi);
-
- pm_runtime_put(tspi->dev);
-
- return 0;
-}
-
static irqreturn_t handle_cpu_based_xfer(struct tegra_slink_data *tspi)
{
struct spi_transfer *t = tspi->curr_xfer;
@@ -1101,9 +1078,8 @@ static int tegra_slink_probe(struct platform_device *pdev)
/* the spi->mode bits understood by this driver: */
master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH;
master->setup = tegra_slink_setup;
- master->prepare_transfer_hardware = tegra_slink_prepare_transfer;
master->transfer_one_message = tegra_slink_transfer_one_message;
- master->unprepare_transfer_hardware = tegra_slink_unprepare_transfer;
+ master->auto_runtime_pm = true;
master->num_chipselect = MAX_CHIP_SELECT;
master->bus_num = -1;
--
1.8.3.2
--
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