diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/dma/sprd-dma.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/dma/sprd-dma.c b/drivers/dma/sprd-dma.c index 0064a5f4f0cb..fe3d69c1ce1f 100644 --- a/drivers/dma/sprd-dma.c +++ b/drivers/dma/sprd-dma.c @@ -1117,6 +1117,15 @@ static int sprd_dma_probe(struct platform_device *pdev) u32 chn_count; int ret, i; + ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(36)); + if (ret) { + ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); + if (ret) { + dev_err(&pdev->dev, "unable to set coherent mask to 32\n"); + return ret; + } + } + /* Parse new and deprecated dma-channels properties */ ret = device_property_read_u32(&pdev->dev, "dma-channels", &chn_count); if (ret) |