C++ (Cpp) swiotlb_free_coherent Examples

Example #1

File: pci-swiotlb.c Project: AK101111/linux

void x86_swiotlb_free_coherent(struct device *dev, size_t size,
				      void *vaddr, dma_addr_t dma_addr,
				      unsigned long attrs)
{
	if (is_swiotlb_buffer(dma_to_phys(dev, dma_addr)))
		swiotlb_free_coherent(dev, size, vaddr, dma_addr);
	else
		dma_generic_free_coherent(dev, size, vaddr, dma_addr, attrs);
}

Example #2

File: dma-swiotlb.c Project: laitianli/loongson-linux-2.6.36-3_mips

static void loongson_dma_free_coherent(struct device *dev, size_t size,
	void *vaddr, dma_addr_t dma_handle)
{
	int order = get_order(size);

	if (dma_release_from_coherent(dev, order, vaddr))
		return;

	swiotlb_free_coherent(dev, size, vaddr, dma_handle);
}

Example #3

File: dma-mapping.c Project: DroidManPK/j700T_mm_stock_fixed

static void __dma_free_coherent(struct device *dev, size_t size,
				void *vaddr, dma_addr_t dma_handle,
				struct dma_attrs *attrs)
{
	bool freed;
	phys_addr_t paddr = dma_to_phys(dev, dma_handle);

	if (dev == NULL) {
		WARN_ONCE(1, "Use an actual device structure for DMA allocation\n");
		return;
	}

	freed = dma_release_from_contiguous(dev,
					phys_to_page(paddr),
					PAGE_ALIGN(size) >> PAGE_SHIFT);
	if (!freed)
		swiotlb_free_coherent(dev, size, vaddr, dma_handle);
}

Example #4

File: dma-mapping.c Project: LITMUS-RT/litmus-rt-odroidx

static void arm64_swiotlb_free_coherent(struct device *dev, size_t size,
					void *vaddr, dma_addr_t dma_handle,
					struct dma_attrs *attrs)
{
	swiotlb_free_coherent(dev, size, vaddr, dma_handle);
}

Example #5

File: dma-octeon.c Project: 01org/thunderbolt-software-kernel-tree

static void octeon_dma_free_coherent(struct device *dev, size_t size,
	void *vaddr, dma_addr_t dma_handle, unsigned long attrs)
{
	swiotlb_free_coherent(dev, size, vaddr, dma_handle);
}

Example #6

File: dma-swiotlb.c Project: 0-T-0/ps4-linux

static void unicore_swiotlb_free_coherent(struct device *dev, size_t size,
					  void *vaddr, dma_addr_t dma_addr,
					  struct dma_attrs *attrs)
{
	swiotlb_free_coherent(dev, size, vaddr, dma_addr);
}