diff options
Diffstat (limited to 'drivers/spi')
| -rw-r--r-- | drivers/spi/spi-tegra20-slink.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/spi/spi-tegra20-slink.c b/drivers/spi/spi-tegra20-slink.c index 4e58b5399037..17224f0f4d56 100644 --- a/drivers/spi/spi-tegra20-slink.c +++ b/drivers/spi/spi-tegra20-slink.c @@ -467,7 +467,7 @@ static int tegra_slink_start_tx_dma(struct tegra_slink_data *tspi, int len) INIT_COMPLETION(tspi->tx_dma_complete); tspi->tx_dma_desc = dmaengine_prep_slave_single(tspi->tx_dma_chan, tspi->tx_dma_phys, len, DMA_MEM_TO_DEV, - DMA_PREP_INTERRUPT); + DMA_PREP_INTERRUPT | DMA_CTRL_ACK); if (!tspi->tx_dma_desc) { dev_err(tspi->dev, "Not able to get desc for Tx\n"); return -EIO; @@ -486,7 +486,7 @@ static int tegra_slink_start_rx_dma(struct tegra_slink_data *tspi, int len) INIT_COMPLETION(tspi->rx_dma_complete); tspi->rx_dma_desc = dmaengine_prep_slave_single(tspi->rx_dma_chan, tspi->rx_dma_phys, len, DMA_DEV_TO_MEM, - DMA_PREP_INTERRUPT); + DMA_PREP_INTERRUPT | DMA_CTRL_ACK); if (!tspi->rx_dma_desc) { dev_err(tspi->dev, "Not able to get desc for Rx\n"); return -EIO; |