dmaengine: stm32-dma: mark pending descriptor complete in terminate_all

To prevent accidental repeated completion, mark pending descriptor
complete in terminate_all. It can be the case when terminate_all is called
while no end of transfer interrupt occurs.

Signed-off-by: Amelie Delaunay <amelie.delaunay@foss.st.com>
Link: https://lore.kernel.org/r/20211011094259.315023-2-amelie.delaunay@foss.st.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>

diff --git a/drivers/dma/stm32-dma.c b/drivers/dma/stm32-dma.c
index 9063c727962ed5fca8d143fb9ec955f6f71a7ef7..a5ccf3fa95e0aae5261eac96cd602c696c1491c5 100644 (file)
--- a/drivers/dma/stm32-dma.c
+++ b/drivers/dma/stm32-dma.c
@@ -497,6 +497,7 @@ static int stm32_dma_terminate_all(struct dma_chan *c)
        spin_lock_irqsave(&chan->vchan.lock, flags);
 
        if (chan->desc) {
+               dma_cookie_complete(&chan->desc->vdesc.tx);
                vchan_terminate_vdesc(&chan->desc->vdesc);
                if (chan->busy)
                        stm32_dma_stop(chan);