spi: dw-mid: terminate ongoing transfers at exit

commit 8e45ef682cb31fda62ed4eeede5d9745a0a1b1e2 upstream.

Do full clean up at exit, means terminate all ongoing DMA transfers.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/spi/spi-dw-mid.c b/drivers/spi/spi-dw-mid.c
index 6192d7a..a4c45ea 100644 (file)
--- a/drivers/spi/spi-dw-mid.c
+++ b/drivers/spi/spi-dw-mid.c
@@ -91,7 +91,11 @@ static void mid_spi_dma_exit(struct dw_spi *dws)
 {
        if (!dws->dma_inited)
                return;
+
+       dmaengine_terminate_all(dws->txchan);
        dma_release_channel(dws->txchan);
+
+       dmaengine_terminate_all(dws->rxchan);
        dma_release_channel(dws->rxchan);
 }