return DMA_BIT_MASK(32);
}
+static inline int dma_set_coherent_mask(struct device *dev, u64 mask)
+{
+ if (!dma_supported(dev, mask))
+ return -EIO;
+ dev->coherent_dma_mask = mask;
+ return 0;
+}
+
extern u64 dma_get_required_mask(struct device *dev);
static inline unsigned int dma_get_max_seg_size(struct device *dev)