diff options
Diffstat (limited to 'arch/m68k')
| -rw-r--r-- | arch/m68k/kernel/dma.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/m68k/kernel/dma.c b/arch/m68k/kernel/dma.c index c01b9b8f97bf..463572c4943f 100644 --- a/arch/m68k/kernel/dma.c +++ b/arch/m68k/kernel/dma.c @@ -9,6 +9,7 @@ #include <linux/dma-mapping.h> #include <linux/device.h> #include <linux/kernel.h> +#include <linux/platform_device.h> #include <linux/scatterlist.h> #include <linux/slab.h> #include <linux/vmalloc.h> @@ -165,3 +166,12 @@ const struct dma_map_ops m68k_dma_ops = { .sync_sg_for_device = m68k_dma_sync_sg_for_device, }; EXPORT_SYMBOL(m68k_dma_ops); + +void arch_setup_pdev_archdata(struct platform_device *pdev) +{ + if (pdev->dev.coherent_dma_mask == DMA_MASK_NONE && + pdev->dev.dma_mask == NULL) { + pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32); + pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask; + } +} |