.attrs = dev_attrs,
};
+#ifndef HAVE_PCI_MSI_MASK_IRQ
+/*
+ * It masks the msix on/off of generating MSI-X messages.
+ */
+static void
+igbuio_msix_mask_irq(struct msi_desc *desc, s32 state)
+{
+ u32 mask_bits = desc->masked;
+ unsigned int offset = desc->msi_attrib.entry_nr * PCI_MSIX_ENTRY_SIZE +
+ PCI_MSIX_ENTRY_VECTOR_CTRL;
+
+ if (state != 0)
+ mask_bits &= ~PCI_MSIX_ENTRY_CTRL_MASKBIT;
+ else
+ mask_bits |= PCI_MSIX_ENTRY_CTRL_MASKBIT;
+
+ if (mask_bits != desc->masked) {
+ writel(mask_bits, desc->mask_base + offset);
+ readl(desc->mask_base);
+ desc->masked = mask_bits;
+ }
+}
+
+/*
+ * It masks the msi on/off of generating MSI messages.
+ */
+static void
+igbuio_msi_mask_irq(struct pci_dev *pdev, struct msi_desc *desc, int32_t state)
+{
+ u32 mask_bits = desc->masked;
+ u32 offset = desc->irq - pdev->irq;
+ u32 mask = 1 << offset;
+ u32 flag = !!state << offset;
+
+ if (!desc->msi_attrib.maskbit)
+ return;
+
+ mask_bits &= ~mask;
+ mask_bits |= flag;
+
+ if (mask_bits != desc->masked) {
+ pci_write_config_dword(pdev, desc->mask_pos, mask_bits);
+ desc->masked = mask_bits;
+ }
+}
+
+static void
+igbuio_mask_irq(struct pci_dev *pdev, enum rte_intr_mode mode, s32 irq_state)
+{
+ struct msi_desc *desc;
+ struct list_head *msi_list;
+
+#ifdef HAVE_MSI_LIST_IN_GENERIC_DEVICE
+ msi_list = &pdev->dev.msi_list;
+#else
+ msi_list = &pdev->msi_list;
+#endif
+
+ if (mode == RTE_INTR_MODE_MSIX) {
+ list_for_each_entry(desc, msi_list, list)
+ igbuio_msix_mask_irq(desc, irq_state);
+ } else if (mode == RTE_INTR_MODE_MSI) {
+ list_for_each_entry(desc, msi_list, list)
+ igbuio_msi_mask_irq(pdev, desc, irq_state);
+ }
+}
+#endif
+
/**
* This is the irqcontrol callback to be registered to uio_info.
* It can be used to disable/enable interrupt from user space processes.
struct rte_uio_pci_dev *udev = info->priv;
struct pci_dev *pdev = udev->pdev;
-#ifdef HAVE_IRQ_DATA
+#ifdef HAVE_PCI_MSI_MASK_IRQ
struct irq_data *irq = irq_get_irq_data(udev->info.irq);
-#else
- unsigned int irq = udev->info.irq;
#endif
pci_cfg_access_lock(pdev);
else
pci_msi_mask_irq(irq);
#else
- if (irq_state == 1)
- unmask_msi_irq(irq);
- else
- mask_msi_irq(irq);
+ igbuio_mask_irq(pdev, udev->mode, irq_state);
#endif
}