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      1 /**
      2  * Copyright (c) 2010-2014 Broadcom. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions, and the following disclaimer,
      9  *    without modification.
     10  * 2. Redistributions in binary form must reproduce the above copyright
     11  *    notice, this list of conditions and the following disclaimer in the
     12  *    documentation and/or other materials provided with the distribution.
     13  * 3. The names of the above-listed copyright holders may not be used
     14  *    to endorse or promote products derived from this software without
     15  *    specific prior written permission.
     16  *
     17  * ALTERNATIVELY, this software may be distributed under the terms of the
     18  * GNU General Public License ("GPL") version 2, as published by the Free
     19  * Software Foundation.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
     22  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
     23  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     24  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
     25  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     26  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     27  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     28  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
     29  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
     30  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
     31  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     32  */
     33 
     34 #ifndef VCHIQ_CFG_H
     35 #define VCHIQ_CFG_H
     36 
     37 #define VCHIQ_MAGIC              VCHIQ_MAKE_FOURCC('V', 'C', 'H', 'I')
     38 /* The version of VCHIQ - change with any non-trivial change */
     39 #define VCHIQ_VERSION            8
     40 /* The minimum compatible version - update to match VCHIQ_VERSION with any
     41 ** incompatible change */
     42 #define VCHIQ_VERSION_MIN        3
     43 
     44 /* The version that introduced the VCHIQ_IOC_LIB_VERSION ioctl */
     45 #define VCHIQ_VERSION_LIB_VERSION 7
     46 
     47 /* The version that introduced the VCHIQ_IOC_CLOSE_DELIVERED ioctl */
     48 #define VCHIQ_VERSION_CLOSE_DELIVERED 7
     49 
     50 /* The version that made it safe to use SYNCHRONOUS mode */
     51 #define VCHIQ_VERSION_SYNCHRONOUS_MODE 8
     52 
     53 #define VCHIQ_MAX_STATES         1
     54 #define VCHIQ_MAX_SERVICES       4096
     55 #define VCHIQ_MAX_SLOTS          128
     56 #define VCHIQ_MAX_SLOTS_PER_SIDE 64
     57 
     58 #define VCHIQ_NUM_CURRENT_BULKS        32
     59 #define VCHIQ_NUM_SERVICE_BULKS        4
     60 
     61 #ifndef VCHIQ_ENABLE_DEBUG
     62 #define VCHIQ_ENABLE_DEBUG             1
     63 #endif
     64 
     65 #ifndef VCHIQ_ENABLE_STATS
     66 #define VCHIQ_ENABLE_STATS             1
     67 #endif
     68 
     69 #endif /* VCHIQ_CFG_H */
     70