[PATCH v2 3/3] dmaengine: pxa_dma: declare transfer are reusable
Robert Jarzmik
robert.jarzmik at free.fr
Tue Oct 13 12:54:30 PDT 2015
As this driver provides a mechanism to reuse transfers, declare it in
its probe function.
Signed-off-by: Robert Jarzmik <robert.jarzmik at free.fr>
---
drivers/dma/pxa_dma.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/dma/pxa_dma.c b/drivers/dma/pxa_dma.c
index fc4156afa070..f2a0310ae771 100644
--- a/drivers/dma/pxa_dma.c
+++ b/drivers/dma/pxa_dma.c
@@ -1414,6 +1414,7 @@ static int pxad_probe(struct platform_device *op)
pdev->slave.dst_addr_widths = widths;
pdev->slave.directions = BIT(DMA_MEM_TO_DEV) | BIT(DMA_DEV_TO_MEM);
pdev->slave.residue_granularity = DMA_RESIDUE_GRANULARITY_DESCRIPTOR;
+ pdev->slave.descriptor_reuse = true;
pdev->slave.dev = &op->dev;
ret = pxad_init_dmadev(op, pdev, dma_channels);
--
2.1.4
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