+#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,9))
+ typedef unsigned long can_ioptr_t;
+ #define can_ioptr2ulong(ioaddr) ((unsigned long)(ioaddr))
+ #define can_ulong2ioptr(addr) ((unsigned long)(addr))
+ #define can_inb(ioaddr) inb(ioaddr)
+ #define can_outb(data,ioaddr) outb(data,ioaddr)
+ #define can_inw(ioaddr) inw(ioaddr)
+ #define can_outw(data,ioaddr) outw(data,ioaddr)
+ #define can_inl(ioaddr) inl(ioaddr)
+ #define can_outl(data,ioaddr) outl(data,ioaddr)
+#else /* >=2.6.9 */
+ typedef void __iomem * can_ioptr_t;
+ #define can_ioptr2ulong(ioaddr) ((unsigned long __force)(ioaddr))
+ #define can_ulong2ioptr(addr) ((can_ioptr_t)(addr))
+ #define can_inb(ioaddr) inb(can_ioptr2ulong(ioaddr))
+ #define can_outb(data,ioaddr) outb(data,can_ioptr2ulong(ioaddr))
+ #define can_inw(ioaddr) inw(can_ioptr2ulong(ioaddr))
+ #define can_outw(data,ioaddr) outw(data,can_ioptr2ulong(ioaddr))
+ #define can_inl(ioaddr) inl(can_ioptr2ulong(ioaddr))
+ #define can_outl(data,ioaddr) outl(data,can_ioptr2ulong(ioaddr))
+#endif
+
+#define can_readb readb
+#define can_writeb writeb
+#define can_readw readw
+#define can_writew writew
+#define can_readl readl
+#define can_writel writel
+
+#define can_ioport2ioptr can_ulong2ioptr
+
+#ifdef __HAVE_ARCH_CMPXCHG
+ #define CAN_HAVE_ARCH_CMPXCHG
+ #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0))
+ #define CAN_HAVE_ATOMIC_CMPXCHG
+ #endif
+#endif
+
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0))
+ #define can_pci_dev_get(_M_pdev) (_M_pdev)
+ #define can_pci_dev_put(_M_pdev) do {} while(0)
+ #define can_pci_get_device pci_find_device
+ #define can_pci_get_subsys pci_find_subsys
+#else /* > 2.6.0 */
+ #define can_pci_dev_get pci_dev_get
+ #define can_pci_dev_put pci_dev_put
+ #define can_pci_get_device pci_get_device
+ #define can_pci_get_subsys pci_get_subsys
+#endif