#include <linux/iommu-dma.h>static struct page *dma_common_vaddr_to_page(void *cpu_addr) { @@ -70,8 +71,12 @@ struct page *dma_common_alloc_pages(struct device *dev, size_t size, if (!page) return NULL;*dma_handle = ops->map_page(dev, page, 0, size, dir, ...