release/src-rt/include/proto/802.1d.h

   1 /*
   2  * Copyright (C) 2009, Broadcom Corporation
   3  * All Rights Reserved.
   4  *
   5  * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
   6  * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
   7  * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
   8  * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
   9  *
  10  * Fundamental types and constants relating to 802.1D
  11  *
  12  * $Id: 802.1d.h,v 9.3 2007/04/10 21:33:06 Exp $
  13  */
  14
  15 #ifndef _802_1_D_
  16 #define _802_1_D_
  17
  18 /* 802.1D priority defines */
  19 #define PRIO_8021D_NONE         2       /* None = - */
  20 #define PRIO_8021D_BK           1       /* BK - Background */
  21 #define PRIO_8021D_BE           0       /* BE - Best-effort */
  22 #define PRIO_8021D_EE           3       /* EE - Excellent-effort */
  23 #define PRIO_8021D_CL           4       /* CL - Controlled Load */
  24 #define PRIO_8021D_VI           5       /* Vi - Video */
  25 #define PRIO_8021D_VO           6       /* Vo - Voice */
  26 #define PRIO_8021D_NC           7       /* NC - Network Control */
  27 #define MAXPRIO                 7       /* 0-7 */
  28 #define NUMPRIO                 (MAXPRIO + 1)
  29
  30 #define ALLPRIO         -1      /* All prioirty */
  31
  32 /* Converts prio to precedence since the numerical value of
  33  * PRIO_8021D_BE and PRIO_8021D_NONE are swapped.
  34  */
  35 #define PRIO2PREC(prio) \
  36         (((prio) == PRIO_8021D_NONE || (prio) == PRIO_8021D_BE) ? ((prio^2)) : (prio))
  37
  38 #endif /* _802_1_D__ */