Replace dmaengine_terminate_all() by dmaengine_terminate_sync()
to ensure that all pending dma operations are really finished.
This is not ensured by dmaengine_terminate_all() and this API
is deprecated, so better to use the _sync() variant.
Signed-off-by: Hugues Fruchet <hugues.fruc...@st.com>
Reviewed-by: Philippe CORNU <philippe.co...@st.com>
---
drivers/media/platform/stm32/stm32-dcmi.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/media/platform/stm32/stm32-dcmi.c
b/drivers/media/platform/stm32/stm32-dcmi.c
index fd1c41c..3283337 100644
--- a/drivers/media/platform/stm32/stm32-dcmi.c
+++ b/drivers/media/platform/stm32/stm32-dcmi.c
@@ -324,7 +324,7 @@ static int dcmi_start_dma(struct stm32_dcmi *dcmi,
}
/*
- * Avoid call of dmaengine_terminate_all() between
+ * Avoid call of dmaengine_terminate_sync() between
* dmaengine_prep_slave_single() and dmaengine_submit()
* by locking the whole DMA submission sequence
*/
@@ -438,7 +438,7 @@ static void dcmi_process_jpeg(struct stm32_dcmi *dcmi)
}
/* Abort DMA operation */
- dmaengine_terminate_all(dcmi->dma_chan);
+ dmaengine_terminate_sync(dcmi->dma_chan);
/* Restart capture */
if (dcmi_restart_capture(dcmi))
@@ -882,7 +882,7 @@ static void dcmi_stop_streaming(struct vb2_queue *vq)
/* Stop all pending DMA operations */
mutex_lock(&dcmi->dma_lock);
- dmaengine_terminate_all(dcmi->dma_chan);
+ dmaengine_terminate_sync(dcmi->dma_chan);
mutex_unlock(&dcmi->dma_lock);
pm_runtime_put(dcmi->dev);
--
2.7.4
