redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

spi: tegra: slink: do prepare dma transfer with DMA_CTRL_ACK flag 

This reverts commit faa98f7ea6 which was
applied in error due to discussion ending up in the wrong thread.
hifive-unleashed-5.1
Mark Brown 2013-04-03 18:30:31 +01:00
parent 997230d02c
commit 72919f3402
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/spi/spi-tegra20-slink.c
View File

@ -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;