#define HAVE_PTE_MASK_PAGE_IOMAP
#endif
+#ifndef PCI_MSIX_ENTRY_SIZE
+#define PCI_MSIX_ENTRY_SIZE 16
+#define PCI_MSIX_ENTRY_VECTOR_CTRL 12
+#define PCI_MSIX_ENTRY_CTRL_MASKBIT 1
+#endif
+
+/*
+ * for kernels < 2.6.38 and backported patch that moves MSI-X entry definition
+ * to pci_regs.h Those kernels has PCI_MSIX_ENTRY_SIZE defined but not
+ * PCI_MSIX_ENTRY_CTRL_MASKBIT
+ */
+#ifndef PCI_MSIX_ENTRY_CTRL_MASKBIT
+#define PCI_MSIX_ENTRY_CTRL_MASKBIT 1
+#endif
+
#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 34) && \
(!(defined(RHEL_RELEASE_CODE) && \
RHEL_RELEASE_CODE >= RHEL_RELEASE_VERSION(5, 9)))
#define HAVE_ALLOC_IRQ_VECTORS 1
#endif
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 19, 0)
-#define HAVE_PCI_MSI_MASK_IRQ 1
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 3, 0)
+#define HAVE_MSI_LIST_IN_GENERIC_DEVICE 1
#endif
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)
-#define HAVE_IRQ_DATA 1
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 5, 0)
+#define HAVE_PCI_MSI_MASK_IRQ 1
#endif
+
+