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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2014-09-18 20:08:53 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-10-30 09:38:24 -0700
commitdb3b820e8dc467fbf38341418717be909fa8d4b1 (patch)
treea130ade8e5dfd71daf42ba3752efa6b48ef93fe5 /drivers/spi
parent4e9c74a3333fbb7ce5fd575ae2649bf4e1130775 (diff)
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>
Diffstat (limited to 'drivers/spi')
-rw-r--r--drivers/spi/spi-dw-mid.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/spi/spi-dw-mid.c b/drivers/spi/spi-dw-mid.c
index 6192d7ad4190..a4c45ea8f688 100644
--- 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);
}