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-rw-r--r--drivers/dma/fsl-edma-v3.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/dma/fsl-edma-v3.c b/drivers/dma/fsl-edma-v3.c
index 734c469d0cb2..a7b57f4ef503 100644
--- a/drivers/dma/fsl-edma-v3.c
+++ b/drivers/dma/fsl-edma-v3.c
@@ -812,6 +812,13 @@ static void fsl_edma3_free_chan_resources(struct dma_chan *chan)
fsl_chan->used = false;
}
+static void fsl_edma3_synchronize(struct dma_chan *chan)
+{
+ struct fsl_edma3_chan *fsl_chan = to_fsl_edma3_chan(chan);
+
+ vchan_synchronize(&fsl_chan->vchan);
+}
+
static int fsl_edma3_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
@@ -927,6 +934,7 @@ static int fsl_edma3_probe(struct platform_device *pdev)
fsl_edma3->dma_dev.device_resume = fsl_edma3_resume;
fsl_edma3->dma_dev.device_terminate_all = fsl_edma3_terminate_all;
fsl_edma3->dma_dev.device_issue_pending = fsl_edma3_issue_pending;
+ fsl_edma3->dma_dev.device_synchronize = fsl_edma3_synchronize;
fsl_edma3->dma_dev.src_addr_widths = FSL_EDMA_BUSWIDTHS;
fsl_edma3->dma_dev.dst_addr_widths = FSL_EDMA_BUSWIDTHS;