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| author | Mark Brown <broonie@linaro.org> | 2013-07-28 15:37:59 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2013-07-29 18:00:30 +0100 |
| commit | ce74ac80d25bcb1bf5c6638cf376054c9b7c4b0b (patch) | |
| tree | 463164726b8316209b1dd1807f5a6ca01b8dd89f /drivers/spi/spi-tegra20-slink.c | |
| parent | 38315fd48d3de6e9a53b86dfd27684970cd092e9 (diff) | |
| download | linux-ce74ac80d25bcb1bf5c6638cf376054c9b7c4b0b.tar.gz linux-ce74ac80d25bcb1bf5c6638cf376054c9b7c4b0b.tar.bz2 linux-ce74ac80d25bcb1bf5c6638cf376054c9b7c4b0b.zip | |
spi/tegra20-slink: Use core runtime PM
Signed-off-by: Mark Brown <broonie@linaro.org>
Reviewed-by: Stephen Warren <swarren@nvidia.com>
Diffstat (limited to 'drivers/spi/spi-tegra20-slink.c')
| -rw-r--r-- | drivers/spi/spi-tegra20-slink.c | 26 |
1 files changed, 1 insertions, 25 deletions
diff --git a/drivers/spi/spi-tegra20-slink.c b/drivers/spi/spi-tegra20-slink.c index b2fb115df027..c70353672a23 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; |