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1 | /******************************************************************************* |
2 | * | |
3 | * Copyright (c) 2015-2016 Intel Corporation. All rights reserved. | |
4 | * | |
5 | * This software is available to you under a choice of one of two | |
6 | * licenses. You may choose to be licensed under the terms of the GNU | |
7 | * General Public License (GPL) Version 2, available from the file | |
8 | * COPYING in the main directory of this source tree, or the | |
9 | * OpenFabrics.org BSD license below: | |
10 | * | |
11 | * Redistribution and use in source and binary forms, with or | |
12 | * without modification, are permitted provided that the following | |
13 | * conditions are met: | |
14 | * | |
15 | * - Redistributions of source code must retain the above | |
16 | * copyright notice, this list of conditions and the following | |
17 | * disclaimer. | |
18 | * | |
19 | * - Redistributions in binary form must reproduce the above | |
20 | * copyright notice, this list of conditions and the following | |
21 | * disclaimer in the documentation and/or other materials | |
22 | * provided with the distribution. | |
23 | * | |
24 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
25 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
26 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
27 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
28 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
29 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
30 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
31 | * SOFTWARE. | |
32 | * | |
33 | *******************************************************************************/ | |
34 | ||
35 | #ifndef I40IW_VERBS_H | |
36 | #define I40IW_VERBS_H | |
37 | ||
38 | struct i40iw_ucontext { | |
39 | struct ib_ucontext ibucontext; | |
40 | struct i40iw_device *iwdev; | |
41 | struct list_head cq_reg_mem_list; | |
42 | spinlock_t cq_reg_mem_list_lock; /* memory list for cq's */ | |
43 | struct list_head qp_reg_mem_list; | |
44 | spinlock_t qp_reg_mem_list_lock; /* memory list for qp's */ | |
45 | }; | |
46 | ||
47 | struct i40iw_pd { | |
48 | struct ib_pd ibpd; | |
49 | struct i40iw_sc_pd sc_pd; | |
50 | atomic_t usecount; | |
51 | }; | |
52 | ||
53 | struct i40iw_hmc_pble { | |
54 | union { | |
55 | u32 idx; | |
56 | dma_addr_t addr; | |
57 | }; | |
58 | }; | |
59 | ||
60 | struct i40iw_cq_mr { | |
61 | struct i40iw_hmc_pble cq_pbl; | |
62 | dma_addr_t shadow; | |
63 | }; | |
64 | ||
65 | struct i40iw_qp_mr { | |
66 | struct i40iw_hmc_pble sq_pbl; | |
67 | struct i40iw_hmc_pble rq_pbl; | |
68 | dma_addr_t shadow; | |
69 | struct page *sq_page; | |
70 | }; | |
71 | ||
72 | struct i40iw_pbl { | |
73 | struct list_head list; | |
74 | union { | |
75 | struct i40iw_qp_mr qp_mr; | |
76 | struct i40iw_cq_mr cq_mr; | |
77 | }; | |
78 | ||
79 | bool pbl_allocated; | |
80 | u64 user_base; | |
81 | struct i40iw_pble_alloc pble_alloc; | |
82 | struct i40iw_mr *iwmr; | |
83 | }; | |
84 | ||
85 | #define MAX_SAVE_PAGE_ADDRS 4 | |
86 | struct i40iw_mr { | |
87 | union { | |
88 | struct ib_mr ibmr; | |
89 | struct ib_mw ibmw; | |
90 | struct ib_fmr ibfmr; | |
91 | }; | |
92 | struct ib_umem *region; | |
93 | u16 type; | |
94 | u32 page_cnt; | |
f26c7c83 HO |
95 | u32 page_size; |
96 | u64 page_msk; | |
b7aee855 | 97 | u32 npages; |
d3749841 FL |
98 | u32 stag; |
99 | u64 length; | |
100 | u64 pgaddrmem[MAX_SAVE_PAGE_ADDRS]; | |
101 | struct i40iw_pbl iwpbl; | |
102 | }; | |
103 | ||
104 | struct i40iw_cq { | |
105 | struct ib_cq ibcq; | |
106 | struct i40iw_sc_cq sc_cq; | |
107 | u16 cq_head; | |
108 | u16 cq_size; | |
109 | u16 cq_number; | |
110 | bool user_mode; | |
111 | u32 polled_completions; | |
112 | u32 cq_mem_size; | |
113 | struct i40iw_dma_mem kmem; | |
114 | spinlock_t lock; /* for poll cq */ | |
115 | struct i40iw_pbl *iwpbl; | |
116 | }; | |
117 | ||
118 | struct disconn_work { | |
119 | struct work_struct work; | |
120 | struct i40iw_qp *iwqp; | |
121 | }; | |
122 | ||
123 | struct iw_cm_id; | |
124 | struct ietf_mpa_frame; | |
125 | struct i40iw_ud_file; | |
126 | ||
127 | struct i40iw_qp_kmode { | |
128 | struct i40iw_dma_mem dma_mem; | |
129 | u64 *wrid_mem; | |
130 | }; | |
131 | ||
132 | struct i40iw_qp { | |
133 | struct ib_qp ibqp; | |
134 | struct i40iw_sc_qp sc_qp; | |
135 | struct i40iw_device *iwdev; | |
136 | struct i40iw_cq *iwscq; | |
137 | struct i40iw_cq *iwrcq; | |
138 | struct i40iw_pd *iwpd; | |
139 | struct i40iw_qp_host_ctx_info ctx_info; | |
140 | struct i40iwarp_offload_info iwarp_info; | |
141 | void *allocated_buffer; | |
142 | atomic_t refcount; | |
143 | struct iw_cm_id *cm_id; | |
144 | void *cm_node; | |
145 | struct ib_mr *lsmm_mr; | |
146 | struct work_struct work; | |
147 | enum ib_qp_state ibqp_state; | |
148 | u32 iwarp_state; | |
149 | u32 qp_mem_size; | |
150 | u32 last_aeq; | |
151 | atomic_t close_timer_started; | |
152 | spinlock_t lock; /* for post work requests */ | |
153 | struct i40iw_qp_context *iwqp_context; | |
154 | void *pbl_vbase; | |
155 | dma_addr_t pbl_pbase; | |
156 | struct page *page; | |
157 | u8 active_conn:1; | |
158 | u8 user_mode:1; | |
159 | u8 hte_added:1; | |
160 | u8 flush_issued:1; | |
161 | u8 destroyed:1; | |
162 | u8 sig_all:1; | |
163 | u8 pau_mode:1; | |
164 | u8 rsvd:1; | |
165 | u16 term_sq_flush_code; | |
166 | u16 term_rq_flush_code; | |
167 | u8 hw_iwarp_state; | |
168 | u8 hw_tcp_state; | |
169 | struct i40iw_qp_kmode kqp; | |
170 | struct i40iw_dma_mem host_ctx; | |
171 | struct timer_list terminate_timer; | |
172 | struct i40iw_pbl *iwpbl; | |
173 | struct i40iw_dma_mem q2_ctx_mem; | |
174 | struct i40iw_dma_mem ietf_mem; | |
c2b75ef7 IM |
175 | struct completion sq_drained; |
176 | struct completion rq_drained; | |
d3749841 FL |
177 | }; |
178 | #endif |