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path: root/drivers/dma/idma64.c
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Diffstat (limited to 'drivers/dma/idma64.c')
-rw-r--r--drivers/dma/idma64.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/dma/idma64.c b/drivers/dma/idma64.c
index 1953e57505f4..f17a4c7a1781 100644
--- a/drivers/dma/idma64.c
+++ b/drivers/dma/idma64.c
@@ -589,7 +589,7 @@ static int idma64_probe(struct idma64_chip *chip)
idma64->dma.directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV);
idma64->dma.residue_granularity = DMA_RESIDUE_GRANULARITY_BURST;
- idma64->dma.dev = chip->dev;
+ idma64->dma.dev = chip->sysdev;
dma_set_max_seg_size(idma64->dma.dev, IDMA64C_CTLH_BLOCK_TS_MASK);
@@ -629,6 +629,7 @@ static int idma64_platform_probe(struct platform_device *pdev)
{
struct idma64_chip *chip;
struct device *dev = &pdev->dev;
+ struct device *sysdev = dev->parent;
struct resource *mem;
int ret;
@@ -645,11 +646,12 @@ static int idma64_platform_probe(struct platform_device *pdev)
if (IS_ERR(chip->regs))
return PTR_ERR(chip->regs);
- ret = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
+ ret = dma_coerce_mask_and_coherent(sysdev, DMA_BIT_MASK(64));
if (ret)
return ret;
chip->dev = dev;
+ chip->sysdev = sysdev;
ret = idma64_probe(chip);
if (ret)