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_SMAC_SEL_W          0
  39 #define TCB_SMAC_SEL_S          24
  40 #define TCB_SMAC_SEL_M          0xffULL
  41 #define TCB_SMAC_SEL_V(x)       ((x) << TCB_SMAC_SEL_S)
  42
  43 #define TCB_T_FLAGS_W           1
  44 #define TCB_T_FLAGS_S           0
  45 #define TCB_T_FLAGS_M           0xffffffffffffffffULL
  46 #define TCB_T_FLAGS_V(x)        ((__u64)(x) << TCB_T_FLAGS_S)
  47
  48 #define TCB_RQ_START_W          30
  49 #define TCB_RQ_START_S          0
  50 #define TCB_RQ_START_M          0x3ffffffULL
  51 #define TCB_RQ_START_V(x)       ((x) << TCB_RQ_START_S)
  52
  53 #define TF_CCTRL_ECE_S          60
  54 #define TF_CCTRL_CWR_S          61
  55 #define TF_CCTRL_RFR_S          62
  56
  57 #define TCB_RSS_INFO_W          3
  58 #define TCB_RSS_INFO_S          0
  59 #define TCB_RSS_INFO_M          0x3ffULL
  60 #define TCB_RSS_INFO_V(x)       ((x) << TCB_RSS_INFO_S)
  61
  62 #define TCB_TIMESTAMP_W         5
  63 #define TCB_TIMESTAMP_S         0
  64 #define TCB_TIMESTAMP_M         0xffffffffULL
  65 #define TCB_TIMESTAMP_V(x)      ((x) << TCB_TIMESTAMP_S)
  66
  67 #define TCB_RTT_TS_RECENT_AGE_W         6
  68 #define TCB_RTT_TS_RECENT_AGE_S         0
  69 #define TCB_RTT_TS_RECENT_AGE_M         0xffffffffULL
  70 #define TCB_RTT_TS_RECENT_AGE_V(x)      ((x) << TCB_RTT_TS_RECENT_AGE_S)
  71
  72 #define TCB_SND_UNA_RAW_W       10
  73 #define TCB_RX_FRAG2_PTR_RAW_W  27
  74 #define TCB_RX_FRAG3_LEN_RAW_W  29
  75 #define TCB_RX_FRAG3_START_IDX_OFFSET_RAW_W     30
  76 #define TCB_PDU_HDR_LEN_W       31
  77
  78 #define TF_RX_PDU_OUT_S         49
  79 #define TF_RX_PDU_OUT_V(x)      ((__u64)(x) << TF_RX_PDU_OUT_S)
  80
  81 #endif /* __T4_TCB_H */