Just like we do for all other DMA operations.
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
drivers/video/fbdev/pxa3xx-gcu.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/video/fbdev/pxa3xx-gcu.c b/drivers/video/fbdev/pxa3xx-gcu.c
index 69cfb337c857..047a2fa4b87e 100644
--- a/drivers/video/fbdev/pxa3xx-gcu.c
+++ b/drivers/video/fbdev/pxa3xx-gcu.c
@@ -96,6 +96,7 @@ struct pxa3xx_gcu_batch {
};
struct pxa3xx_gcu_priv {
+ struct device *dev;
void __iomem *mmio_base;
struct clk *clk;
struct pxa3xx_gcu_shared *shared;
@@ -493,7 +494,7 @@ pxa3xx_gcu_mmap(struct file *file, struct vm_area_struct *vma)
if (size != SHARED_SIZE)
return -EINVAL;
- return dma_mmap_coherent(NULL, vma,
+ return dma_mmap_coherent(priv->dev, vma,
priv->shared, priv->shared_phys, size);
case SHARED_SIZE >> PAGE_SHIFT:
@@ -670,6 +671,7 @@ static int pxa3xx_gcu_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, priv);
priv->resource_mem = r;
+ priv->dev = dev;
pxa3xx_gcu_reset(priv);
pxa3xx_gcu_init_debug_timer(priv);
--
2.20.1
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