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spi/s3c64xx: Remove redundant runtime PM management 

The device already asks the core to hold a runtime PM reference while it
is active so it is redundant to open code that in the driver itself.

Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Mark Brown 2014-12-05 20:23:06 +00:00
parent bf77cba95f
commit bc88f11baf
1 changed files with 0 additions and 9 deletions
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9
drivers/spi/spi-s3c64xx.c
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@ -346,16 +346,8 @@ static int s3c64xx_spi_prepare_transfer(struct spi_master *spi)
spi->dma_tx = sdd->tx_dma.ch; spi->dma_tx = sdd->tx_dma.ch;
} }
ret = pm_runtime_get_sync(&sdd->pdev->dev);
if (ret < 0) {
dev_err(dev, "Failed to enable device: %d\n", ret);
goto out_tx;
}
return 0; return 0;
out_tx:
dma_release_channel(sdd->tx_dma.ch);
out_rx: out_rx:
dma_release_channel(sdd->rx_dma.ch); dma_release_channel(sdd->rx_dma.ch);
out: out:
@ -372,7 +364,6 @@ static int s3c64xx_spi_unprepare_transfer(struct spi_master *spi)
dma_release_channel(sdd->tx_dma.ch); dma_release_channel(sdd->tx_dma.ch);
} }
pm_runtime_put(&sdd->pdev->dev);
return 0; return 0;
} }