batman-adv/files/compat-hacks.h

   1 /* Please avoid adding hacks here - instead add it to mac80211/backports.git */
   2
   3 #include <linux/version.h>      /* LINUX_VERSION_CODE */
   4 #include <linux/types.h>
   5
   6 #if LINUX_VERSION_CODE < KERNEL_VERSION(4, 1, 0)
   7
   8 #define dev_get_iflink(_net_dev) ((_net_dev)->iflink)
   9
  10 #endif /* < KERNEL_VERSION(4, 1, 0) */
  11
  12 #if LINUX_VERSION_CODE < KERNEL_VERSION(3, 9, 0)
  13
  14 #include <linux/netdevice.h>
  15
  16 #define netdev_master_upper_dev_link(dev, upper_dev, upper_priv, upper_info) ({\
  17         BUILD_BUG_ON(upper_priv != NULL); \
  18         BUILD_BUG_ON(upper_info != NULL); \
  19         netdev_set_master(dev, upper_dev); \
  20 })
  21
  22 #elif LINUX_VERSION_CODE < KERNEL_VERSION(4, 5, 0)
  23
  24 #include <linux/netdevice.h>
  25
  26 #define netdev_master_upper_dev_link(dev, upper_dev, upper_priv, upper_info) ({\
  27         BUILD_BUG_ON(upper_priv != NULL); \
  28         BUILD_BUG_ON(upper_info != NULL); \
  29         netdev_master_upper_dev_link(dev, upper_dev); \
  30 })
  31
  32 #endif /* < KERNEL_VERSION(4, 5, 0) */
  33
  34
  35 #if LINUX_VERSION_CODE < KERNEL_VERSION(4, 3, 0)
  36
  37 #define IFF_NO_QUEUE    0; dev->tx_queue_len = 0
  38
  39 #endif /* < KERNEL_VERSION(4, 3, 0) */
  40
  41 #if LINUX_VERSION_CODE < KERNEL_VERSION(4, 6, 0)
  42
  43 #include <linux/ethtool.h>
  44
  45 #define ethtool_link_ksettings batadv_ethtool_link_ksettings
  46
  47 struct batadv_ethtool_link_ksettings {
  48         struct {
  49                 __u32   speed;
  50                 __u8    duplex;
  51         } base;
  52 };
  53
  54 #define __ethtool_get_link_ksettings(__dev, __link_settings) \
  55         batadv_ethtool_get_link_ksettings(__dev, __link_settings)
  56
  57 static inline int
  58 batadv_ethtool_get_link_ksettings(struct net_device *dev,
  59                                   struct ethtool_link_ksettings *link_ksettings)
  60 {
  61         struct ethtool_cmd cmd;
  62         int ret;
  63
  64         memset(&cmd, 0, sizeof(cmd));
  65         ret = __ethtool_get_settings(dev, &cmd);
  66
  67         if (ret != 0)
  68                 return ret;
  69
  70         link_ksettings->base.duplex = cmd.duplex;
  71         link_ksettings->base.speed = ethtool_cmd_speed(&cmd);
  72
  73         return 0;
  74 }
  75
  76 #endif /* < KERNEL_VERSION(4, 6, 0) */