Commit b2d3c270 authored by Thomas Petazzoni's avatar Thomas Petazzoni Committed by Vinod Koul

dmaengine: mv_xor_v2: set DMA mask to 40 bits

The XORv2 engine on Armada 7K/8K can only access the first 40 bits of
the physical address space, so the DMA mask must be set accordingly.

Fixes: 19a340b1 ("dmaengine: mv_xor_v2: new driver")
Cc: <stable@vger.kernel.org>
Signed-off-by: default avatarThomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
parent 9dd4f319
...@@ -693,6 +693,10 @@ static int mv_xor_v2_probe(struct platform_device *pdev) ...@@ -693,6 +693,10 @@ static int mv_xor_v2_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, xor_dev); platform_set_drvdata(pdev, xor_dev);
ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(40));
if (ret)
return ret;
xor_dev->clk = devm_clk_get(&pdev->dev, NULL); xor_dev->clk = devm_clk_get(&pdev->dev, NULL);
if (IS_ERR(xor_dev->clk) && PTR_ERR(xor_dev->clk) == -EPROBE_DEFER) if (IS_ERR(xor_dev->clk) && PTR_ERR(xor_dev->clk) == -EPROBE_DEFER)
return -EPROBE_DEFER; return -EPROBE_DEFER;
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment