1 /* QLogic qed NIC Driver
2 * Copyright (c) 2015-2017 QLogic Corporation
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:
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
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.
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
33 #ifndef __TCP_COMMON__
34 #define __TCP_COMMON__
36 #define TCP_INVALID_TIMEOUT_VAL -1
46 enum tcp_connect_mode {
52 struct tcp_init_params {
65 struct tcp_offload_params {
66 __le16 local_mac_addr_lo;
67 __le16 local_mac_addr_mid;
68 __le16 local_mac_addr_hi;
69 __le16 remote_mac_addr_lo;
70 __le16 remote_mac_addr_mid;
71 __le16 remote_mac_addr_hi;
74 #define TCP_OFFLOAD_PARAMS_TS_EN_MASK 0x1
75 #define TCP_OFFLOAD_PARAMS_TS_EN_SHIFT 0
76 #define TCP_OFFLOAD_PARAMS_DA_EN_MASK 0x1
77 #define TCP_OFFLOAD_PARAMS_DA_EN_SHIFT 1
78 #define TCP_OFFLOAD_PARAMS_KA_EN_MASK 0x1
79 #define TCP_OFFLOAD_PARAMS_KA_EN_SHIFT 2
80 #define TCP_OFFLOAD_PARAMS_NAGLE_EN_MASK 0x1
81 #define TCP_OFFLOAD_PARAMS_NAGLE_EN_SHIFT 3
82 #define TCP_OFFLOAD_PARAMS_DA_CNT_EN_MASK 0x1
83 #define TCP_OFFLOAD_PARAMS_DA_CNT_EN_SHIFT 4
84 #define TCP_OFFLOAD_PARAMS_FIN_SENT_MASK 0x1
85 #define TCP_OFFLOAD_PARAMS_FIN_SENT_SHIFT 5
86 #define TCP_OFFLOAD_PARAMS_FIN_RECEIVED_MASK 0x1
87 #define TCP_OFFLOAD_PARAMS_FIN_RECEIVED_SHIFT 6
88 #define TCP_OFFLOAD_PARAMS_RESERVED0_MASK 0x1
89 #define TCP_OFFLOAD_PARAMS_RESERVED0_SHIFT 7
115 __le32 ts_recent_age;
117 __le32 ka_timeout_delta;
118 __le32 rt_timeout_delta;
120 u8 snd_wnd_probe_cnt;
128 __le32 initial_rcv_wnd;
131 __le16 da_timeout_value;
135 struct tcp_offload_params_opt2 {
136 __le16 local_mac_addr_lo;
137 __le16 local_mac_addr_mid;
138 __le16 local_mac_addr_hi;
139 __le16 remote_mac_addr_lo;
140 __le16 remote_mac_addr_mid;
141 __le16 remote_mac_addr_hi;
144 #define TCP_OFFLOAD_PARAMS_OPT2_TS_EN_MASK 0x1
145 #define TCP_OFFLOAD_PARAMS_OPT2_TS_EN_SHIFT 0
146 #define TCP_OFFLOAD_PARAMS_OPT2_DA_EN_MASK 0x1
147 #define TCP_OFFLOAD_PARAMS_OPT2_DA_EN_SHIFT 1
148 #define TCP_OFFLOAD_PARAMS_OPT2_KA_EN_MASK 0x1
149 #define TCP_OFFLOAD_PARAMS_OPT2_KA_EN_SHIFT 2
150 #define TCP_OFFLOAD_PARAMS_OPT2_RESERVED0_MASK 0x1F
151 #define TCP_OFFLOAD_PARAMS_OPT2_RESERVED0_SHIFT 3
163 __le16 syn_ip_payload_length;
164 __le32 syn_phy_addr_lo;
165 __le32 syn_phy_addr_hi;
166 __le32 reserved1[22];
169 enum tcp_seg_placement_event {
171 TCP_EVENT_ADD_NEW_ISLE,
172 TCP_EVENT_ADD_ISLE_RIGHT,
173 TCP_EVENT_ADD_ISLE_LEFT,
175 TCP_EVENT_DELETE_ISLES,
177 MAX_TCP_SEG_PLACEMENT_EVENT
180 struct tcp_update_params {
182 #define TCP_UPDATE_PARAMS_REMOTE_MAC_ADDR_CHANGED_MASK 0x1
183 #define TCP_UPDATE_PARAMS_REMOTE_MAC_ADDR_CHANGED_SHIFT 0
184 #define TCP_UPDATE_PARAMS_MSS_CHANGED_MASK 0x1
185 #define TCP_UPDATE_PARAMS_MSS_CHANGED_SHIFT 1
186 #define TCP_UPDATE_PARAMS_TTL_CHANGED_MASK 0x1
187 #define TCP_UPDATE_PARAMS_TTL_CHANGED_SHIFT 2
188 #define TCP_UPDATE_PARAMS_TOS_OR_TC_CHANGED_MASK 0x1
189 #define TCP_UPDATE_PARAMS_TOS_OR_TC_CHANGED_SHIFT 3
190 #define TCP_UPDATE_PARAMS_KA_TIMEOUT_CHANGED_MASK 0x1
191 #define TCP_UPDATE_PARAMS_KA_TIMEOUT_CHANGED_SHIFT 4
192 #define TCP_UPDATE_PARAMS_KA_INTERVAL_CHANGED_MASK 0x1
193 #define TCP_UPDATE_PARAMS_KA_INTERVAL_CHANGED_SHIFT 5
194 #define TCP_UPDATE_PARAMS_MAX_RT_TIME_CHANGED_MASK 0x1
195 #define TCP_UPDATE_PARAMS_MAX_RT_TIME_CHANGED_SHIFT 6
196 #define TCP_UPDATE_PARAMS_FLOW_LABEL_CHANGED_MASK 0x1
197 #define TCP_UPDATE_PARAMS_FLOW_LABEL_CHANGED_SHIFT 7
198 #define TCP_UPDATE_PARAMS_INITIAL_RCV_WND_CHANGED_MASK 0x1
199 #define TCP_UPDATE_PARAMS_INITIAL_RCV_WND_CHANGED_SHIFT 8
200 #define TCP_UPDATE_PARAMS_KA_MAX_PROBE_CNT_CHANGED_MASK 0x1
201 #define TCP_UPDATE_PARAMS_KA_MAX_PROBE_CNT_CHANGED_SHIFT 9
202 #define TCP_UPDATE_PARAMS_KA_EN_CHANGED_MASK 0x1
203 #define TCP_UPDATE_PARAMS_KA_EN_CHANGED_SHIFT 10
204 #define TCP_UPDATE_PARAMS_NAGLE_EN_CHANGED_MASK 0x1
205 #define TCP_UPDATE_PARAMS_NAGLE_EN_CHANGED_SHIFT 11
206 #define TCP_UPDATE_PARAMS_KA_EN_MASK 0x1
207 #define TCP_UPDATE_PARAMS_KA_EN_SHIFT 12
208 #define TCP_UPDATE_PARAMS_NAGLE_EN_MASK 0x1
209 #define TCP_UPDATE_PARAMS_NAGLE_EN_SHIFT 13
210 #define TCP_UPDATE_PARAMS_KA_RESTART_MASK 0x1
211 #define TCP_UPDATE_PARAMS_KA_RESTART_SHIFT 14
212 #define TCP_UPDATE_PARAMS_RETRANSMIT_RESTART_MASK 0x1
213 #define TCP_UPDATE_PARAMS_RETRANSMIT_RESTART_SHIFT 15
214 __le16 remote_mac_addr_lo;
215 __le16 remote_mac_addr_mid;
216 __le16 remote_mac_addr_hi;
224 __le32 initial_rcv_wnd;
229 struct tcp_upload_params {
243 __le32 ts_recent_age;
245 __le32 ka_timeout_delta;
246 __le32 rt_timeout_delta;
248 u8 snd_wnd_probe_cnt;
254 #endif /* __TCP_COMMON__ */