mirror of
https://github.com/team-infusion-developers/android_kernel_samsung_msm8976.git
synced 2024-11-05 18:59:58 +00:00
86 lines
3.1 KiB
C
86 lines
3.1 KiB
C
![](/avatar/511417582bfa18e9a88da2ada8339d64?size=36 "\\"Talpey, Thomas\"){kind=small}
|
/*
|
||
|
|
* Copyright (c) 2003-2007 Network Appliance, Inc. All rights reserved.
|
||
|
|
*
|
||
|
|
* This software is available to you under a choice of one of two
|
||
|
|
* licenses. You may choose to be licensed under the terms of the GNU
|
||
|
|
* General Public License (GPL) Version 2, available from the file
|
||
|
|
* COPYING in the main directory of this source tree, or the BSD-type
|
||
|
|
* license below:
|
||
|
|
*
|
||
|
|
* Redistribution and use in source and binary forms, with or without
|
||
|
|
* modification, are permitted provided that the following conditions
|
||
|
|
* are met:
|
||
|
|
*
|
||
|
|
* Redistributions of source code must retain the above copyright
|
||
|
|
* notice, this list of conditions and the following disclaimer.
|
||
|
|
*
|
||
|
|
* Redistributions in binary form must reproduce the above
|
||
|
|
* copyright notice, this list of conditions and the following
|
||
|
|
* disclaimer in the documentation and/or other materials provided
|
||
|
|
* with the distribution.
|
||
|
|
*
|
||
|
|
* Neither the name of the Network Appliance, Inc. nor the names of
|
||
|
|
* its contributors may be used to endorse or promote products
|
||
|
|
* derived from this software without specific prior written
|
||
|
|
* permission.
|
||
|
|
*
|
||
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
||
|
|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
||
|
|
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
||
|
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
||
|
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
||
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef _LINUX_SUNRPC_XPRTRDMA_H
|
||
|
|
#define _LINUX_SUNRPC_XPRTRDMA_H
|
||
|
|
|
||
|
|
/*
|
||
|
|
* RPC transport identifier for RDMA
|
||
|
|
*/
|
||
|
|
#define XPRT_TRANSPORT_RDMA 256
|
||
|
|
|
||
|
|
/*
|
||
|
|
* rpcbind (v3+) RDMA netid.
|
||
|
|
*/
|
||
|
|
#define RPCBIND_NETID_RDMA "rdma"
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Constants. Max RPC/NFS header is big enough to account for
|
||
|
|
* additional marshaling buffers passed down by Linux client.
|
||
|
|
*
|
||
|
|
* RDMA header is currently fixed max size, and is big enough for a
|
||
|
|
* fully-chunked NFS message (read chunks are the largest). Note only
|
||
|
|
* a single chunk type per message is supported currently.
|
||
|
|
*/
|
||
|
|
#define RPCRDMA_MIN_SLOT_TABLE (2U)
|
||
|
|
#define RPCRDMA_DEF_SLOT_TABLE (32U)
|
||
|
|
#define RPCRDMA_MAX_SLOT_TABLE (256U)
|
||
|
|
|
||
|
|
#define RPCRDMA_DEF_INLINE (1024) /* default inline max */
|
||
|
|
|
||
|
|
#define RPCRDMA_INLINE_PAD_THRESH (512)/* payload threshold to pad (bytes) */
|
||
|
|
|
||
|
|
#define RDMA_RESOLVE_TIMEOUT (5*HZ) /* TBD 5 seconds */
|
||
|
|
#define RDMA_CONNECT_RETRY_MAX (2) /* retries if no listener backlog */
|
||
|
|
|
||
|
|
/* memory registration strategies */
|
||
|
|
#define RPCRDMA_PERSISTENT_REGISTRATION (1)
|
||
|
|
|
||
|
|
enum rpcrdma_memreg {
|
||
|
|
RPCRDMA_BOUNCEBUFFERS = 0,
|
||
|
|
RPCRDMA_REGISTER,
|
||
|
|
RPCRDMA_MEMWINDOWS,
|
||
|
|
RPCRDMA_MEMWINDOWS_ASYNC,
|
||
|
|
RPCRDMA_MTHCAFMR,
|
||
|
|
RPCRDMA_ALLPHYSICAL,
|
||
|
|
RPCRDMA_LAST
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif /* _LINUX_SUNRPC_XPRTRDMA_H */
|