diff options
Diffstat (limited to 'drivers/tty')
| -rw-r--r-- | drivers/tty/serial/mxs-auart.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/tty/serial/mxs-auart.c b/drivers/tty/serial/mxs-auart.c index f56d6b92cf38..6db23b035efe 100644 --- a/drivers/tty/serial/mxs-auart.c +++ b/drivers/tty/serial/mxs-auart.c @@ -461,6 +461,8 @@ static void dma_rx_callback(void *arg) int count; u32 stat; + dma_unmap_sg(s->dev, &s->rx_sgl, 1, DMA_FROM_DEVICE); + stat = readl(s->port.membase + AUART_STAT); stat &= ~(AUART_STAT_OERR | AUART_STAT_BERR | AUART_STAT_PERR | AUART_STAT_FERR); |