From: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
3.4.106-rc1 review patch. If anyone has any objections, please let me know.
------------------
commit 8e45ef682cb31fda62ed4eeede5d9745a0a1b1e2 upstream.
Do full clean up at exit, means terminate all ongoing DMA transfers.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
[lizf: Backported to 3.4: adjust context]
Signed-off-by: Zefan Li <lizefan@xxxxxxxxxx>
---
drivers/spi/spi-dw-mid.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/spi/spi-dw-mid.c b/drivers/spi/spi-dw-mid.c
index 58fa14d..efc494a 100644
--- a/drivers/spi/spi-dw-mid.c
+++ b/drivers/spi/spi-dw-mid.c
@@ -89,7 +89,10 @@ err_exit:
static void mid_spi_dma_exit(struct dw_spi *dws)
{
+ dmaengine_terminate_all(dws->txchan);
dma_release_channel(dws->txchan);
+
+ dmaengine_terminate_all(dws->rxchan);
dma_release_channel(dws->rxchan);
}
--
1.9.1
--
To unsubscribe from this list: send the line "unsubscribe stable" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html