enum {
  WIW_NO_EVENT,
  WIW_NODE1_IN,
  WIW_NODE1_OUT,
  WIW_NODE2_IN,
  WIW_NODE2_OUT,
  WIW_NODE3_IN,
  WIW_NODE3_OUT,
  WIW_NODE4_IN,
  WIW_NODE4_OUT,
  WIW_NODE5_IN,
  WIW_NODE5_OUT,
  WIW_NODE6_IN,
  WIW_NODE6_OUT,
  WIW_NODE1_PBTN_P,
  WIW_NODE1_PBTN_R,
  WIW_NODE2_PBTN_P,
  WIW_NODE2_PBTN_R,
  WIW_NODE3_PBTN_P,
  WIW_NODE3_PBTN_R,
  WIW_NODE4_PBTN_P,
  WIW_NODE4_PBTN_R,
  WIW_NODE5_PBTN_P,
  WIW_NODE5_PBTN_R,
  WIW_NODE6_PBTN_P,
  WIW_NODE6_PBTN_R,
};

#define READ_WIW_BLOCKING            _IOWR('c', 150, int)
#define READ_WIW_NONBLOCKING         _IOWR('c', 151, int)
