summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--drivers/dma/dma-axi-dmac.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/dma/dma-axi-dmac.c b/drivers/dma/dma-axi-dmac.c
index 5b2395e7e04d..c3468094393e 100644
--- a/drivers/dma/dma-axi-dmac.c
+++ b/drivers/dma/dma-axi-dmac.c
@@ -307,6 +307,13 @@ static int axi_dmac_terminate_all(struct dma_chan *c)
return 0;
}
+static void axi_dmac_synchronize(struct dma_chan *c)
+{
+ struct axi_dmac_chan *chan = to_axi_dmac_chan(c);
+
+ vchan_synchronize(&chan->vchan);
+}
+
static void axi_dmac_issue_pending(struct dma_chan *c)
{
struct axi_dmac_chan *chan = to_axi_dmac_chan(c);
@@ -613,6 +620,7 @@ static int axi_dmac_probe(struct platform_device *pdev)
dma_dev->device_prep_dma_cyclic = axi_dmac_prep_dma_cyclic;
dma_dev->device_prep_interleaved_dma = axi_dmac_prep_interleaved;
dma_dev->device_terminate_all = axi_dmac_terminate_all;
+ dma_dev->device_synchronize = axi_dmac_synchronize;
dma_dev->dev = &pdev->dev;
dma_dev->chancnt = 1;
dma_dev->src_addr_widths = BIT(dmac->chan.src_width);