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path: root/drivers/spi/spi-tegra20-sflash.c
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Diffstat (limited to 'drivers/spi/spi-tegra20-sflash.c')
-rw-r--r--drivers/spi/spi-tegra20-sflash.c8
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/spi/spi-tegra20-sflash.c b/drivers/spi/spi-tegra20-sflash.c
index c1d5d95..1d814dc 100644
--- a/drivers/spi/spi-tegra20-sflash.c
+++ b/drivers/spi/spi-tegra20-sflash.c
@@ -335,12 +335,6 @@ static int tegra_sflash_transfer_one_message(struct spi_master *master,
struct spi_device *spi = msg->spi;
int ret;
- ret = pm_runtime_get_sync(tsd->dev);
- if (ret < 0) {
- dev_err(tsd->dev, "pm_runtime_get() failed, err = %d\n", ret);
- return ret;
- }
-
msg->status = 0;
msg->actual_length = 0;
single_xfer = list_is_singular(&msg->transfers);
@@ -380,7 +374,6 @@ exit:
tegra_sflash_writel(tsd, tsd->def_command_reg, SPI_COMMAND);
msg->status = ret;
spi_finalize_current_message(master);
- pm_runtime_put(tsd->dev);
return ret;
}
@@ -477,6 +470,7 @@ static int tegra_sflash_probe(struct platform_device *pdev)
master->mode_bits = SPI_CPOL | SPI_CPHA;
master->setup = tegra_sflash_setup;
master->transfer_one_message = tegra_sflash_transfer_one_message;
+ master->auto_runtime_pm = true;
master->num_chipselect = MAX_CHIP_SELECT;
master->bus_num = -1;