Commit 0589342c authored by Rob Herring's avatar Rob Herring
Browse files

of: set dma_mask to point to coherent_dma_mask 



Platform devices created by DT code don't initialize dma_mask pointer to
anything. Set it to coherent_dma_mask by default if the architecture
code has not set it.

Signed-off-by: default avatarRob Herring <rob.herring@calxeda.com>
parent 13ccacd5

drivers/of/platform.c

+2 −0
Original line number Diff line number Diff line
@@ -216,6 +216,8 @@ static struct platform_device *of_platform_device_create_pdata( 
	dev->archdata.dma_mask = 0xffffffffUL;

#endif

	dev->dev.coherent_dma_mask = DMA_BIT_MASK(32);

	if (!dev->dev.dma_mask)

		dev->dev.dma_mask = &dev->dev.coherent_dma_mask;

	dev->dev.bus = &platform_bus_type;

	dev->dev.platform_data = platform_data;