3.10-stable review patch. If anyone has any objections, please let me know.
------------------
From: Christian Eggers <ceggers@xxxxxx>
commit 89c66ee890af18500fa4598db300cc07c267f900 upstream.
Commit 048177ce3b3962852fd34a7e04938959271c7e70 (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@xxxxxx>
Acked-by: Matt Porter <mporter@xxxxxx>
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/spi/spi-davinci.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/spi/spi-davinci.c
+++ b/drivers/spi/spi-davinci.c
@@ -610,7 +610,7 @@ static int davinci_spi_bufs(struct spi_d
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;
--
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