include/linux/qed/tcp_common.h

   1 /* QLogic qed NIC Driver
   2  * Copyright (c) 2015 QLogic Corporation
   3  *
   4  * This software is available under the terms of the GNU General Public License
   5  * (GPL) Version 2, available from the file COPYING in the main directory of
   6  * this source tree.
   7  */
   8
   9 #ifndef __TCP_COMMON__
  10 #define __TCP_COMMON__
  11
  12 #define TCP_INVALID_TIMEOUT_VAL -1
  13
  14 struct ooo_opaque {
  15         __le32 cid;
  16         u8 drop_isle;
  17         u8 drop_size;
  18         u8 ooo_opcode;
  19         u8 ooo_isle;
  20 };
  21
  22 enum tcp_connect_mode {
  23         TCP_CONNECT_ACTIVE,
  24         TCP_CONNECT_PASSIVE,
  25         MAX_TCP_CONNECT_MODE
  26 };
  27
  28 struct tcp_init_params {
  29         __le32 two_msl_timer;
  30         __le16 tx_sws_timer;
  31         u8 maxfinrt;
  32         u8 reserved[9];
  33 };
  34
  35 enum tcp_ip_version {
  36         TCP_IPV4,
  37         TCP_IPV6,
  38         MAX_TCP_IP_VERSION
  39 };
  40
  41 struct tcp_offload_params {
  42         __le16 local_mac_addr_lo;
  43         __le16 local_mac_addr_mid;
  44         __le16 local_mac_addr_hi;
  45         __le16 remote_mac_addr_lo;
  46         __le16 remote_mac_addr_mid;
  47         __le16 remote_mac_addr_hi;
  48         __le16 vlan_id;
  49         u8 flags;
  50 #define TCP_OFFLOAD_PARAMS_TS_EN_MASK         0x1
  51 #define TCP_OFFLOAD_PARAMS_TS_EN_SHIFT        0
  52 #define TCP_OFFLOAD_PARAMS_DA_EN_MASK         0x1
  53 #define TCP_OFFLOAD_PARAMS_DA_EN_SHIFT        1
  54 #define TCP_OFFLOAD_PARAMS_KA_EN_MASK         0x1
  55 #define TCP_OFFLOAD_PARAMS_KA_EN_SHIFT        2
  56 #define TCP_OFFLOAD_PARAMS_NAGLE_EN_MASK      0x1
  57 #define TCP_OFFLOAD_PARAMS_NAGLE_EN_SHIFT     3
  58 #define TCP_OFFLOAD_PARAMS_DA_CNT_EN_MASK     0x1
  59 #define TCP_OFFLOAD_PARAMS_DA_CNT_EN_SHIFT    4
  60 #define TCP_OFFLOAD_PARAMS_FIN_SENT_MASK      0x1
  61 #define TCP_OFFLOAD_PARAMS_FIN_SENT_SHIFT     5
  62 #define TCP_OFFLOAD_PARAMS_FIN_RECEIVED_MASK  0x1
  63 #define TCP_OFFLOAD_PARAMS_FIN_RECEIVED_SHIFT 6
  64 #define TCP_OFFLOAD_PARAMS_RESERVED0_MASK     0x1
  65 #define TCP_OFFLOAD_PARAMS_RESERVED0_SHIFT    7
  66         u8 ip_version;
  67         __le32 remote_ip[4];
  68         __le32 local_ip[4];
  69         __le32 flow_label;
  70         u8 ttl;
  71         u8 tos_or_tc;
  72         __le16 remote_port;
  73         __le16 local_port;
  74         __le16 mss;
  75         u8 rcv_wnd_scale;
  76         u8 connect_mode;
  77         __le16 srtt;
  78         __le32 cwnd;
  79         __le32 ss_thresh;
  80         __le16 reserved1;
  81         u8 ka_max_probe_cnt;
  82         u8 dup_ack_theshold;
  83         __le32 rcv_next;
  84         __le32 snd_una;
  85         __le32 snd_next;
  86         __le32 snd_max;
  87         __le32 snd_wnd;
  88         __le32 rcv_wnd;
  89         __le32 snd_wl1;
  90         __le32 ts_time;
  91         __le32 ts_recent;
  92         __le32 ts_recent_age;
  93         __le32 total_rt;
  94         __le32 ka_timeout_delta;
  95         __le32 rt_timeout_delta;
  96         u8 dup_ack_cnt;
  97         u8 snd_wnd_probe_cnt;
  98         u8 ka_probe_cnt;
  99         u8 rt_cnt;
 100         __le16 rtt_var;
 101         __le16 reserved2;
 102         __le32 ka_timeout;
 103         __le32 ka_interval;
 104         __le32 max_rt_time;
 105         __le32 initial_rcv_wnd;
 106         u8 snd_wnd_scale;
 107         u8 ack_frequency;
 108         __le16 da_timeout_value;
 109         __le32 ts_ticks_per_second;
 110 };
 111
 112 struct tcp_offload_params_opt2 {
 113         __le16 local_mac_addr_lo;
 114         __le16 local_mac_addr_mid;
 115         __le16 local_mac_addr_hi;
 116         __le16 remote_mac_addr_lo;
 117         __le16 remote_mac_addr_mid;
 118         __le16 remote_mac_addr_hi;
 119         __le16 vlan_id;
 120         u8 flags;
 121 #define TCP_OFFLOAD_PARAMS_OPT2_TS_EN_MASK      0x1
 122 #define TCP_OFFLOAD_PARAMS_OPT2_TS_EN_SHIFT     0
 123 #define TCP_OFFLOAD_PARAMS_OPT2_DA_EN_MASK      0x1
 124 #define TCP_OFFLOAD_PARAMS_OPT2_DA_EN_SHIFT     1
 125 #define TCP_OFFLOAD_PARAMS_OPT2_KA_EN_MASK      0x1
 126 #define TCP_OFFLOAD_PARAMS_OPT2_KA_EN_SHIFT     2
 127 #define TCP_OFFLOAD_PARAMS_OPT2_RESERVED0_MASK  0x1F
 128 #define TCP_OFFLOAD_PARAMS_OPT2_RESERVED0_SHIFT 3
 129         u8 ip_version;
 130         __le32 remote_ip[4];
 131         __le32 local_ip[4];
 132         __le32 flow_label;
 133         u8 ttl;
 134         u8 tos_or_tc;
 135         __le16 remote_port;
 136         __le16 local_port;
 137         __le16 mss;
 138         u8 rcv_wnd_scale;
 139         u8 connect_mode;
 140         __le16 syn_ip_payload_length;
 141         __le32 syn_phy_addr_lo;
 142         __le32 syn_phy_addr_hi;
 143         __le32 reserved1[22];
 144 };
 145
 146 enum tcp_seg_placement_event {
 147         TCP_EVENT_ADD_PEN,
 148         TCP_EVENT_ADD_NEW_ISLE,
 149         TCP_EVENT_ADD_ISLE_RIGHT,
 150         TCP_EVENT_ADD_ISLE_LEFT,
 151         TCP_EVENT_JOIN,
 152         TCP_EVENT_NOP,
 153         MAX_TCP_SEG_PLACEMENT_EVENT
 154 };
 155
 156 struct tcp_update_params {
 157         __le16 flags;
 158 #define TCP_UPDATE_PARAMS_REMOTE_MAC_ADDR_CHANGED_MASK   0x1
 159 #define TCP_UPDATE_PARAMS_REMOTE_MAC_ADDR_CHANGED_SHIFT  0
 160 #define TCP_UPDATE_PARAMS_MSS_CHANGED_MASK               0x1
 161 #define TCP_UPDATE_PARAMS_MSS_CHANGED_SHIFT              1
 162 #define TCP_UPDATE_PARAMS_TTL_CHANGED_MASK               0x1
 163 #define TCP_UPDATE_PARAMS_TTL_CHANGED_SHIFT              2
 164 #define TCP_UPDATE_PARAMS_TOS_OR_TC_CHANGED_MASK         0x1
 165 #define TCP_UPDATE_PARAMS_TOS_OR_TC_CHANGED_SHIFT        3
 166 #define TCP_UPDATE_PARAMS_KA_TIMEOUT_CHANGED_MASK        0x1
 167 #define TCP_UPDATE_PARAMS_KA_TIMEOUT_CHANGED_SHIFT       4
 168 #define TCP_UPDATE_PARAMS_KA_INTERVAL_CHANGED_MASK       0x1
 169 #define TCP_UPDATE_PARAMS_KA_INTERVAL_CHANGED_SHIFT      5
 170 #define TCP_UPDATE_PARAMS_MAX_RT_TIME_CHANGED_MASK       0x1
 171 #define TCP_UPDATE_PARAMS_MAX_RT_TIME_CHANGED_SHIFT      6
 172 #define TCP_UPDATE_PARAMS_FLOW_LABEL_CHANGED_MASK        0x1
 173 #define TCP_UPDATE_PARAMS_FLOW_LABEL_CHANGED_SHIFT       7
 174 #define TCP_UPDATE_PARAMS_INITIAL_RCV_WND_CHANGED_MASK   0x1
 175 #define TCP_UPDATE_PARAMS_INITIAL_RCV_WND_CHANGED_SHIFT  8
 176 #define TCP_UPDATE_PARAMS_KA_MAX_PROBE_CNT_CHANGED_MASK  0x1
 177 #define TCP_UPDATE_PARAMS_KA_MAX_PROBE_CNT_CHANGED_SHIFT 9
 178 #define TCP_UPDATE_PARAMS_KA_EN_CHANGED_MASK             0x1
 179 #define TCP_UPDATE_PARAMS_KA_EN_CHANGED_SHIFT            10
 180 #define TCP_UPDATE_PARAMS_NAGLE_EN_CHANGED_MASK          0x1
 181 #define TCP_UPDATE_PARAMS_NAGLE_EN_CHANGED_SHIFT         11
 182 #define TCP_UPDATE_PARAMS_KA_EN_MASK                     0x1
 183 #define TCP_UPDATE_PARAMS_KA_EN_SHIFT                    12
 184 #define TCP_UPDATE_PARAMS_NAGLE_EN_MASK                  0x1
 185 #define TCP_UPDATE_PARAMS_NAGLE_EN_SHIFT                 13
 186 #define TCP_UPDATE_PARAMS_KA_RESTART_MASK                0x1
 187 #define TCP_UPDATE_PARAMS_KA_RESTART_SHIFT               14
 188 #define TCP_UPDATE_PARAMS_RETRANSMIT_RESTART_MASK        0x1
 189 #define TCP_UPDATE_PARAMS_RETRANSMIT_RESTART_SHIFT       15
 190         __le16 remote_mac_addr_lo;
 191         __le16 remote_mac_addr_mid;
 192         __le16 remote_mac_addr_hi;
 193         __le16 mss;
 194         u8 ttl;
 195         u8 tos_or_tc;
 196         __le32 ka_timeout;
 197         __le32 ka_interval;
 198         __le32 max_rt_time;
 199         __le32 flow_label;
 200         __le32 initial_rcv_wnd;
 201         u8 ka_max_probe_cnt;
 202         u8 reserved1[7];
 203 };
 204
 205 struct tcp_upload_params {
 206         __le32 rcv_next;
 207         __le32 snd_una;
 208         __le32 snd_next;
 209         __le32 snd_max;
 210         __le32 snd_wnd;
 211         __le32 rcv_wnd;
 212         __le32 snd_wl1;
 213         __le32 cwnd;
 214         __le32 ss_thresh;
 215         __le16 srtt;
 216         __le16 rtt_var;
 217         __le32 ts_time;
 218         __le32 ts_recent;
 219         __le32 ts_recent_age;
 220         __le32 total_rt;
 221         __le32 ka_timeout_delta;
 222         __le32 rt_timeout_delta;
 223         u8 dup_ack_cnt;
 224         u8 snd_wnd_probe_cnt;
 225         u8 ka_probe_cnt;
 226         u8 rt_cnt;
 227         __le32 reserved;
 228 };
 229
 230 #endif /* __TCP_COMMON__ */