drivers/net/ethernet/chelsio/cxgb4/t4_tcb.h

   1 /*
   2  * This file is part of the Chelsio T4/T5/T6 Ethernet driver for Linux.
   3  *
   4  * Copyright (c) 2017 Chelsio Communications, Inc. All rights reserved.
   5  *
   6  * This software is available to you under a choice of one of two
   7  * licenses.  You may choose to be licensed under the terms of the GNU
   8  * General Public License (GPL) Version 2, available from the file
   9  * COPYING in the main directory of this source tree, or the
  10  * OpenIB.org BSD license below:
  11  *
  12  *     Redistribution and use in source and binary forms, with or
  13  *     without modification, are permitted provided that the following
  14  *     conditions are met:
  15  *
  16  *      - Redistributions of source code must retain the above
  17  *        copyright notice, this list of conditions and the following
  18  *        disclaimer.
  19  *
  20  *      - Redistributions in binary form must reproduce the above
  21  *        copyright notice, this list of conditions and the following
  22  *        disclaimer in the documentation and/or other materials
  23  *        provided with the distribution.
  24  *
  25  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  26  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  27  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  28  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  29  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  30  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  31  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  32  * SOFTWARE.
  33  */
  34
  35 #ifndef __T4_TCB_H
  36 #define __T4_TCB_H
  37
  38 #define TCB_L2T_IX_W            0
  39 #define TCB_L2T_IX_S            12
  40 #define TCB_L2T_IX_M            0xfffULL
  41 #define TCB_L2T_IX_V(x)         ((x) << TCB_L2T_IX_S)
  42
  43 #define TCB_SMAC_SEL_W          0
  44 #define TCB_SMAC_SEL_S          24
  45 #define TCB_SMAC_SEL_M          0xffULL
  46 #define TCB_SMAC_SEL_V(x)       ((x) << TCB_SMAC_SEL_S)
  47
  48 #define TCB_T_FLAGS_W           1
  49 #define TCB_T_FLAGS_S           0
  50 #define TCB_T_FLAGS_M           0xffffffffffffffffULL
  51 #define TCB_T_FLAGS_V(x)        ((__u64)(x) << TCB_T_FLAGS_S)
  52
  53 #define TF_DROP_S               22
  54 #define TF_DIRECT_STEER_S       23
  55 #define TF_LPBK_S               59
  56
  57 #define TF_CCTRL_ECE_S          60
  58 #define TF_CCTRL_CWR_S          61
  59 #define TF_CCTRL_RFR_S          62
  60
  61 #define TCB_RSS_INFO_W          3
  62 #define TCB_RSS_INFO_S          0
  63 #define TCB_RSS_INFO_M          0x3ffULL
  64 #define TCB_RSS_INFO_V(x)       ((x) << TCB_RSS_INFO_S)
  65
  66 #define TCB_T_STATE_W           3
  67 #define TCB_T_STATE_S           16
  68 #define TCB_T_STATE_M           0xfULL
  69 #define TCB_T_STATE_V(x)        ((x) << TCB_T_STATE_S)
  70
  71 #define TCB_TIMESTAMP_W         5
  72 #define TCB_TIMESTAMP_S         0
  73 #define TCB_TIMESTAMP_M         0xffffffffULL
  74 #define TCB_TIMESTAMP_V(x)      ((x) << TCB_TIMESTAMP_S)
  75
  76 #define TCB_RTT_TS_RECENT_AGE_W         6
  77 #define TCB_RTT_TS_RECENT_AGE_S         0
  78 #define TCB_RTT_TS_RECENT_AGE_M         0xffffffffULL
  79 #define TCB_RTT_TS_RECENT_AGE_V(x)      ((x) << TCB_RTT_TS_RECENT_AGE_S)
  80
  81 #define TCB_T_RTSEQ_RECENT_W    7
  82 #define TCB_T_RTSEQ_RECENT_S    0
  83 #define TCB_T_RTSEQ_RECENT_M    0xffffffffULL
  84 #define TCB_T_RTSEQ_RECENT_V(x) ((x) << TCB_T_RTSEQ_RECENT_S)
  85
  86 #define TCB_TX_MAX_W            9
  87 #define TCB_TX_MAX_S            0
  88 #define TCB_TX_MAX_M            0xffffffffULL
  89 #define TCB_TX_MAX_V(x)         ((x) << TCB_TX_MAX_S)
  90
  91 #define TCB_SND_UNA_RAW_W       10
  92 #define TCB_SND_UNA_RAW_S       0
  93 #define TCB_SND_UNA_RAW_M       0xfffffffULL
  94 #define TCB_SND_UNA_RAW_V(x)    ((x) << TCB_SND_UNA_RAW_S)
  95
  96 #define TCB_SND_NXT_RAW_W       10
  97 #define TCB_SND_NXT_RAW_S       28
  98 #define TCB_SND_NXT_RAW_M       0xfffffffULL
  99 #define TCB_SND_NXT_RAW_V(x)    ((x) << TCB_SND_NXT_RAW_S)
 100
 101 #define TCB_SND_MAX_RAW_W       11
 102 #define TCB_SND_MAX_RAW_S       24
 103 #define TCB_SND_MAX_RAW_M       0xfffffffULL
 104 #define TCB_SND_MAX_RAW_V(x)    ((x) << TCB_SND_MAX_RAW_S)
 105
 106 #define TCB_RCV_NXT_W           16
 107 #define TCB_RCV_NXT_S           10
 108 #define TCB_RCV_NXT_M           0xffffffffULL
 109 #define TCB_RCV_NXT_V(x)        ((x) << TCB_RCV_NXT_S)
 110
 111 #define TCB_RCV_WND_W           17
 112 #define TCB_RCV_WND_S           10
 113 #define TCB_RCV_WND_M           0xffffffULL
 114 #define TCB_RCV_WND_V(x)        ((x) << TCB_RCV_WND_S)
 115
 116 #define TCB_RX_FRAG2_PTR_RAW_W  27
 117 #define TCB_RX_FRAG3_LEN_RAW_W  29
 118 #define TCB_RX_FRAG3_START_IDX_OFFSET_RAW_W     30
 119 #define TCB_PDU_HDR_LEN_W       31
 120
 121 #define TCB_RQ_START_W          30
 122 #define TCB_RQ_START_S          0
 123 #define TCB_RQ_START_M          0x3ffffffULL
 124 #define TCB_RQ_START_V(x)       ((x) << TCB_RQ_START_S)
 125
 126 #define TF_RX_PDU_OUT_S         49
 127 #define TF_RX_PDU_OUT_V(x)      ((__u64)(x) << TF_RX_PDU_OUT_S)
 128
 129 #define TF_CORE_BYPASS_S        63
 130 #define TF_CORE_BYPASS_V(x)     ((__u64)(x) << TF_CORE_BYPASS_S)
 131 #define TF_CORE_BYPASS_F        TF_CORE_BYPASS_V(1)
 132
 133 #define TF_NON_OFFLOAD_S        1
 134 #define TF_NON_OFFLOAD_V(x)     ((x) << TF_NON_OFFLOAD_S)
 135 #define TF_NON_OFFLOAD_F        TF_NON_OFFLOAD_V(1)
 136
 137 #endif /* __T4_TCB_H */