Skip to content

Commit

Permalink
[PATCH] IB/mthca: Move WQE structures into their own header
Browse files Browse the repository at this point in the history
Move the definitions of the WQE structures from mthca_qp.c into
mthca_wqe.h, so that we'll be able to share them when we add the
SRQ code in mthca_srq.c.

Signed-off-by: Roland Dreier <rolandd@cisco.com>
  • Loading branch information
Roland Dreier authored and Roland Dreier committed Aug 27, 2005
1 parent 288bdeb commit c04bc3d
Show file tree
Hide file tree
Showing 2 changed files with 115 additions and 74 deletions.
75 changes: 1 addition & 74 deletions drivers/infiniband/hw/mthca/mthca_qp.c
Original file line number Diff line number Diff line change
Expand Up @@ -44,6 +44,7 @@
#include "mthca_dev.h"
#include "mthca_cmd.h"
#include "mthca_memfree.h"
#include "mthca_wqe.h"

enum {
MTHCA_MAX_DIRECT_QP_SIZE = 4 * PAGE_SIZE,
Expand Down Expand Up @@ -175,80 +176,6 @@ enum {
MTHCA_QP_OPTPAR_SCHED_QUEUE = 1 << 16
};

enum {
MTHCA_NEXT_DBD = 1 << 7,
MTHCA_NEXT_FENCE = 1 << 6,
MTHCA_NEXT_CQ_UPDATE = 1 << 3,
MTHCA_NEXT_EVENT_GEN = 1 << 2,
MTHCA_NEXT_SOLICIT = 1 << 1,

MTHCA_MLX_VL15 = 1 << 17,
MTHCA_MLX_SLR = 1 << 16
};

enum {
MTHCA_INVAL_LKEY = 0x100
};

struct mthca_next_seg {
__be32 nda_op; /* [31:6] next WQE [4:0] next opcode */
__be32 ee_nds; /* [31:8] next EE [7] DBD [6] F [5:0] next WQE size */
__be32 flags; /* [3] CQ [2] Event [1] Solicit */
__be32 imm; /* immediate data */
};

struct mthca_tavor_ud_seg {
u32 reserved1;
__be32 lkey;
__be64 av_addr;
u32 reserved2[4];
__be32 dqpn;
__be32 qkey;
u32 reserved3[2];
};

struct mthca_arbel_ud_seg {
__be32 av[8];
__be32 dqpn;
__be32 qkey;
u32 reserved[2];
};

struct mthca_bind_seg {
__be32 flags; /* [31] Atomic [30] rem write [29] rem read */
u32 reserved;
__be32 new_rkey;
__be32 lkey;
__be64 addr;
__be64 length;
};

struct mthca_raddr_seg {
__be64 raddr;
__be32 rkey;
u32 reserved;
};

struct mthca_atomic_seg {
__be64 swap_add;
__be64 compare;
};

struct mthca_data_seg {
__be32 byte_count;
__be32 lkey;
__be64 addr;
};

struct mthca_mlx_seg {
__be32 nda_op;
__be32 nds;
__be32 flags; /* [17] VL15 [16] SLR [14:12] static rate
[11:8] SL [3] C [2] E */
__be16 rlid;
__be16 vcrc;
};

static const u8 mthca_opcode[] = {
[IB_WR_SEND] = MTHCA_OPCODE_SEND,
[IB_WR_SEND_WITH_IMM] = MTHCA_OPCODE_SEND_IMM,
Expand Down
114 changes: 114 additions & 0 deletions drivers/infiniband/hw/mthca/mthca_wqe.h
Original file line number Diff line number Diff line change
@@ -0,0 +1,114 @@
/*
* Copyright (c) 2005 Cisco Systems. 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
* OpenIB.org BSD 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.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* $Id: mthca_wqe.h 3047 2005-08-10 03:59:35Z roland $
*/

#ifndef MTHCA_WQE_H
#define MTHCA_WQE_H

#include <linux/types.h>

enum {
MTHCA_NEXT_DBD = 1 << 7,
MTHCA_NEXT_FENCE = 1 << 6,
MTHCA_NEXT_CQ_UPDATE = 1 << 3,
MTHCA_NEXT_EVENT_GEN = 1 << 2,
MTHCA_NEXT_SOLICIT = 1 << 1,

MTHCA_MLX_VL15 = 1 << 17,
MTHCA_MLX_SLR = 1 << 16
};

enum {
MTHCA_INVAL_LKEY = 0x100
};

struct mthca_next_seg {
__be32 nda_op; /* [31:6] next WQE [4:0] next opcode */
__be32 ee_nds; /* [31:8] next EE [7] DBD [6] F [5:0] next WQE size */
__be32 flags; /* [3] CQ [2] Event [1] Solicit */
__be32 imm; /* immediate data */
};

struct mthca_tavor_ud_seg {
u32 reserved1;
__be32 lkey;
__be64 av_addr;
u32 reserved2[4];
__be32 dqpn;
__be32 qkey;
u32 reserved3[2];
};

struct mthca_arbel_ud_seg {
__be32 av[8];
__be32 dqpn;
__be32 qkey;
u32 reserved[2];
};

struct mthca_bind_seg {
__be32 flags; /* [31] Atomic [30] rem write [29] rem read */
u32 reserved;
__be32 new_rkey;
__be32 lkey;
__be64 addr;
__be64 length;
};

struct mthca_raddr_seg {
__be64 raddr;
__be32 rkey;
u32 reserved;
};

struct mthca_atomic_seg {
__be64 swap_add;
__be64 compare;
};

struct mthca_data_seg {
__be32 byte_count;
__be32 lkey;
__be64 addr;
};

struct mthca_mlx_seg {
__be32 nda_op;
__be32 nds;
__be32 flags; /* [17] VL15 [16] SLR [14:12] static rate
[11:8] SL [3] C [2] E */
__be16 rlid;
__be16 vcrc;
};

#endif /* MTHCA_WQE_H */

0 comments on commit c04bc3d

Please sign in to comment.