drivers/infiniband/hw/hns/hns_roce_cmd.h

   1 /*
   2  * Copyright (c) 2016 Hisilicon Limited.
   3  *
   4  * This software is available to you under a choice of one of two
   5  * licenses.  You may choose to be licensed under the terms of the GNU
   6  * General Public License (GPL) Version 2, available from the file
   7  * COPYING in the main directory of this source tree, or the
   8  * OpenIB.org BSD license below:
   9  *
  10  *     Redistribution and use in source and binary forms, with or
  11  *     without modification, are permitted provided that the following
  12  *     conditions are met:
  13  *
  14  *      - Redistributions of source code must retain the above
  15  *        copyright notice, this list of conditions and the following
  16  *        disclaimer.
  17  *
  18  *      - Redistributions in binary form must reproduce the above
  19  *        copyright notice, this list of conditions and the following
  20  *        disclaimer in the documentation and/or other materials
  21  *        provided with the distribution.
  22  *
  23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  24  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  25  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  26  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  27  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  29  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  30  * SOFTWARE.
  31  */
  32
  33 #ifndef _HNS_ROCE_CMD_H
  34 #define _HNS_ROCE_CMD_H
  35
  36 #define HNS_ROCE_MAILBOX_SIZE           4096
  37 #define HNS_ROCE_CMD_TIMEOUT_MSECS      10000
  38
  39 enum {
  40         /* QPC BT commands */
  41         HNS_ROCE_CMD_WRITE_QPC_BT0      = 0x0,
  42         HNS_ROCE_CMD_WRITE_QPC_BT1      = 0x1,
  43         HNS_ROCE_CMD_WRITE_QPC_BT2      = 0x2,
  44         HNS_ROCE_CMD_READ_QPC_BT0       = 0x4,
  45         HNS_ROCE_CMD_READ_QPC_BT1       = 0x5,
  46         HNS_ROCE_CMD_READ_QPC_BT2       = 0x6,
  47         HNS_ROCE_CMD_DESTROY_QPC_BT0    = 0x8,
  48         HNS_ROCE_CMD_DESTROY_QPC_BT1    = 0x9,
  49         HNS_ROCE_CMD_DESTROY_QPC_BT2    = 0xa,
  50
  51         /* QPC operation */
  52         HNS_ROCE_CMD_MODIFY_QPC         = 0x41,
  53         HNS_ROCE_CMD_QUERY_QPC          = 0x42,
  54
  55         HNS_ROCE_CMD_MODIFY_CQC         = 0x52,
  56         /* CQC BT commands */
  57         HNS_ROCE_CMD_WRITE_CQC_BT0      = 0x10,
  58         HNS_ROCE_CMD_WRITE_CQC_BT1      = 0x11,
  59         HNS_ROCE_CMD_WRITE_CQC_BT2      = 0x12,
  60         HNS_ROCE_CMD_READ_CQC_BT0       = 0x14,
  61         HNS_ROCE_CMD_READ_CQC_BT1       = 0x15,
  62         HNS_ROCE_CMD_READ_CQC_BT2       = 0x1b,
  63         HNS_ROCE_CMD_DESTROY_CQC_BT0    = 0x18,
  64         HNS_ROCE_CMD_DESTROY_CQC_BT1    = 0x19,
  65         HNS_ROCE_CMD_DESTROY_CQC_BT2    = 0x1a,
  66
  67         /* MPT BT commands */
  68         HNS_ROCE_CMD_WRITE_MPT_BT0      = 0x20,
  69         HNS_ROCE_CMD_WRITE_MPT_BT1      = 0x21,
  70         HNS_ROCE_CMD_WRITE_MPT_BT2      = 0x22,
  71         HNS_ROCE_CMD_READ_MPT_BT0       = 0x24,
  72         HNS_ROCE_CMD_READ_MPT_BT1       = 0x25,
  73         HNS_ROCE_CMD_READ_MPT_BT2       = 0x26,
  74         HNS_ROCE_CMD_DESTROY_MPT_BT0    = 0x28,
  75         HNS_ROCE_CMD_DESTROY_MPT_BT1    = 0x29,
  76         HNS_ROCE_CMD_DESTROY_MPT_BT2    = 0x2a,
  77
  78         /* MPT commands */
  79         HNS_ROCE_CMD_QUERY_MPT          = 0x62,
  80
  81         /* SRQC BT commands */
  82         HNS_ROCE_CMD_WRITE_SRQC_BT0     = 0x30,
  83         HNS_ROCE_CMD_WRITE_SRQC_BT1     = 0x31,
  84         HNS_ROCE_CMD_WRITE_SRQC_BT2     = 0x32,
  85         HNS_ROCE_CMD_READ_SRQC_BT0      = 0x34,
  86         HNS_ROCE_CMD_READ_SRQC_BT1      = 0x35,
  87         HNS_ROCE_CMD_READ_SRQC_BT2      = 0x36,
  88         HNS_ROCE_CMD_DESTROY_SRQC_BT0   = 0x38,
  89         HNS_ROCE_CMD_DESTROY_SRQC_BT1   = 0x39,
  90         HNS_ROCE_CMD_DESTROY_SRQC_BT2   = 0x3a,
  91
  92         /* EQC commands */
  93         HNS_ROCE_CMD_CREATE_AEQC        = 0x80,
  94         HNS_ROCE_CMD_MODIFY_AEQC        = 0x81,
  95         HNS_ROCE_CMD_QUERY_AEQC         = 0x82,
  96         HNS_ROCE_CMD_DESTROY_AEQC       = 0x83,
  97         HNS_ROCE_CMD_CREATE_CEQC        = 0x90,
  98         HNS_ROCE_CMD_MODIFY_CEQC        = 0x91,
  99         HNS_ROCE_CMD_QUERY_CEQC         = 0x92,
 100         HNS_ROCE_CMD_DESTROY_CEQC       = 0x93,
 101 };
 102
 103 enum {
 104         /* TPT commands */
 105         HNS_ROCE_CMD_SW2HW_MPT          = 0xd,
 106         HNS_ROCE_CMD_HW2SW_MPT          = 0xf,
 107
 108         /* CQ commands */
 109         HNS_ROCE_CMD_SW2HW_CQ           = 0x16,
 110         HNS_ROCE_CMD_HW2SW_CQ           = 0x17,
 111
 112         /* QP/EE commands */
 113         HNS_ROCE_CMD_RST2INIT_QP        = 0x19,
 114         HNS_ROCE_CMD_INIT2RTR_QP        = 0x1a,
 115         HNS_ROCE_CMD_RTR2RTS_QP         = 0x1b,
 116         HNS_ROCE_CMD_RTS2RTS_QP         = 0x1c,
 117         HNS_ROCE_CMD_2ERR_QP            = 0x1e,
 118         HNS_ROCE_CMD_RTS2SQD_QP         = 0x1f,
 119         HNS_ROCE_CMD_SQD2SQD_QP         = 0x38,
 120         HNS_ROCE_CMD_SQD2RTS_QP         = 0x20,
 121         HNS_ROCE_CMD_2RST_QP            = 0x21,
 122         HNS_ROCE_CMD_QUERY_QP           = 0x22,
 123 };
 124
 125 int hns_roce_cmd_mbox(struct hns_roce_dev *hr_dev, u64 in_param, u64 out_param,
 126                       unsigned long in_modifier, u8 op_modifier, u16 op,
 127                       unsigned long timeout);
 128
 129 struct hns_roce_cmd_mailbox
 130         *hns_roce_alloc_cmd_mailbox(struct hns_roce_dev *hr_dev);
 131 void hns_roce_free_cmd_mailbox(struct hns_roce_dev *hr_dev,
 132                                struct hns_roce_cmd_mailbox *mailbox);
 133
 134 #endif /* _HNS_ROCE_CMD_H */