DMA

include/mem/dma.h

struct dma_region

struct dma_region {
    iova_t  iova;
    void    *virt;
    size_t  size;
};

struct dma_region referenced types:

• iova_t

dma_alloc

struct dma_region dma_alloc(struct device *dev, size_t size);

dma_alloc referenced types:

• struct dma_region
• struct device

dma_free

void dma_free(struct device *dev, struct dma_region region);

dma_free referenced types:

• struct device
• struct dma_region