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spi: spi-davinci: Fix direction in dma_map_single()

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Commit 048177ce3b (spi: spi-davinci:
convert to DMA engine API) introduced a regression: dma_map_single()
is called with direction DMA_FROM_DEVICE for rx and for tx.

Signed-off-by: Christian Eggers <ceggers@gmx.de>
Acked-by: Matt Porter <mporter@ti.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
Cc: stable@vger.kernel.org # v3.7.x+
This commit is contained in:
Christian Eggers 2013-07-29 20:54:09 +02:00 committed by Mark Brown
parent 5ae90d8e46
commit 89c66ee890
1 changed files with 1 additions and 1 deletions
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2
drivers/spi/spi-davinci.c
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@ -609,7 +609,7 @@ static int davinci_spi_bufs(struct spi_device *spi, struct spi_transfer *t)
else
buf = (void *)t->tx_buf;
t->tx_dma = dma_map_single(&spi->dev, buf,
t->len, DMA_FROM_DEVICE);
t->len, DMA_TO_DEVICE);
if (!t->tx_dma) {
ret = -EFAULT;
goto err_tx_map;