C++ (Cpp) pci_msi_domain_alloc_irqs 예제들

예제 #1

static int pci_msi_setup_msi_irqs(struct pci_dev *dev, int nvec, int type)
{
	struct irq_domain *domain;

	domain = pci_msi_get_domain(dev);
	if (domain && irq_domain_is_hierarchy(domain))
		return pci_msi_domain_alloc_irqs(domain, dev, nvec, type);

	return arch_setup_msi_irqs(dev, nvec, type);
}

예제 #2

파일: msi.c 프로젝트: JcShang/linux-80211n-csitool

int native_setup_msi_irqs(struct pci_dev *dev, int nvec, int type)
{
	struct irq_domain *domain;
	struct irq_alloc_info info;

	init_irq_alloc_info(&info, NULL);
	info.type = X86_IRQ_ALLOC_TYPE_MSI;
	info.msi_dev = dev;

	domain = irq_remapping_get_irq_domain(&info);
	if (domain == NULL)
		domain = msi_default_domain;
	if (domain == NULL)
		return -ENOSYS;

	return pci_msi_domain_alloc_irqs(domain, dev, nvec, type);
}