C++ (Cpp) pci_sgmap_pte64_load_uio示例

示例#1

文件： mcpcia_dma.c 项目： krytarowski/netbsd-current-src-sys

/*
 * Load a MCPCIA SGMAP-mapped DMA map with a uio.
 */
int
mcpcia_bus_dmamap_load_uio_sgmap(bus_dma_tag_t t, bus_dmamap_t map, struct uio *uio, int flags)
{
	int error;
	struct mcpcia_config *ccp = t->_cookie;

	error = pci_sgmap_pte64_load_uio(t, map, uio, flags, t->_sgmap);
	if (error == 0)
		MCPCIA_SGTLB_INVALIDATE(ccp);
	return (error);
}

示例#2

文件： tsp_dma.c 项目： krytarowski/netbsd-current-src-sys

/*
 * Load a TSP SGMAP-mapped DMA map with a uio.
 */
int
tsp_bus_dmamap_load_uio_sgmap(bus_dma_tag_t t, bus_dmamap_t map, struct uio *uio, int flags)
{
	int error;

	error = pci_sgmap_pte64_load_uio(t, map, uio, flags, t->_sgmap);
	if (error == 0)
		tsp_tlb_invalidate(t->_cookie);

	return (error);
}

示例#3

文件： ttwoga_dma.c 项目： MarginC/kame

/*
 * Load a T2 SGMAP-mapped DMA map with a uio.
 */
int
ttwoga_bus_dmamap_load_uio_sgmap(bus_dma_tag_t t, bus_dmamap_t map,
    struct uio *uio, int flags)
{
	struct ttwoga_config *tcp = t->_cookie;
	int error;

	error = pci_sgmap_pte64_load_uio(t, map, uio, flags, t->_sgmap);
	if (error == 0 && tcp->tc_use_tlb)
		TTWOGA_TLB_INVALIDATE(tcp);

	return (error);
}