xref: /freebsd/sys/dev/irdma/irdma.h (revision 7ef62cebc2f965b0f640263e179276928885e33d)
1 /*-
2  * SPDX-License-Identifier: GPL-2.0 or Linux-OpenIB
3  *
4  * Copyright (c) 2017 - 2022 Intel Corporation
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  * OpenFabrics.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 /*$FreeBSD$*/
35 
36 #ifndef IRDMA_H
37 #define IRDMA_H
38 
39 #define RDMA_BIT2(type, a) ((u##type) 1UL << a)
40 #define RDMA_MASK3(type, mask, shift)	((u##type) mask << shift)
41 #define MAKEMASK(m, s) ((m) << (s))
42 
43 #define IRDMA_WQEALLOC_WQE_DESC_INDEX_S 20
44 #define IRDMA_WQEALLOC_WQE_DESC_INDEX GENMASK(31, 20)
45 
46 #define IRDMA_CQPTAIL_WQTAIL_S 0
47 #define IRDMA_CQPTAIL_WQTAIL GENMASK(10, 0)
48 #define IRDMA_CQPTAIL_CQP_OP_ERR_S 31
49 #define IRDMA_CQPTAIL_CQP_OP_ERR BIT(31)
50 
51 #define IRDMA_CQPERRCODES_CQP_MINOR_CODE_S 0
52 #define IRDMA_CQPERRCODES_CQP_MINOR_CODE GENMASK(15, 0)
53 #define IRDMA_CQPERRCODES_CQP_MAJOR_CODE_S 16
54 #define IRDMA_CQPERRCODES_CQP_MAJOR_CODE GENMASK(31, 16)
55 #define IRDMA_GLPCI_LBARCTRL_PE_DB_SIZE_S 4
56 #define IRDMA_GLPCI_LBARCTRL_PE_DB_SIZE GENMASK(5, 4)
57 #define IRDMA_GLINT_RATE_INTERVAL_S 0
58 #define IRDMA_GLINT_RATE_INTERVAL GENMASK(4, 0)
59 #define IRDMA_GLINT_RATE_INTRL_ENA_S 6
60 #define IRDMA_GLINT_RATE_INTRL_ENA_M BIT(6)
61 #define IRDMA_GLINT_RATE_INTRL_ENA BIT(6)
62 
63 #define IRDMA_GLINT_DYN_CTL_INTENA_S 0
64 #define IRDMA_GLINT_DYN_CTL_INTENA BIT(0)
65 #define IRDMA_GLINT_DYN_CTL_CLEARPBA_S 1
66 #define IRDMA_GLINT_DYN_CTL_CLEARPBA BIT(1)
67 #define IRDMA_GLINT_DYN_CTL_ITR_INDX_S 3
68 #define IRDMA_GLINT_DYN_CTL_ITR_INDX GENMASK(4, 3)
69 #define IRDMA_GLINT_DYN_CTL_INTERVAL_S 5
70 #define IRDMA_GLINT_DYN_CTL_INTERVAL GENMASK(16, 5)
71 #define IRDMA_GLINT_CEQCTL_ITR_INDX_S 11
72 #define IRDMA_GLINT_CEQCTL_ITR_INDX GENMASK(12, 11)
73 #define IRDMA_GLINT_CEQCTL_CAUSE_ENA_S 30
74 #define IRDMA_GLINT_CEQCTL_CAUSE_ENA BIT(30)
75 #define IRDMA_GLINT_CEQCTL_MSIX_INDX_S 0
76 #define IRDMA_GLINT_CEQCTL_MSIX_INDX GENMASK(10, 0)
77 #define IRDMA_PFINT_AEQCTL_MSIX_INDX_S 0
78 #define IRDMA_PFINT_AEQCTL_MSIX_INDX GENMASK(10, 0)
79 #define IRDMA_PFINT_AEQCTL_ITR_INDX_S 11
80 #define IRDMA_PFINT_AEQCTL_ITR_INDX GENMASK(12, 11)
81 #define IRDMA_PFINT_AEQCTL_CAUSE_ENA_S 30
82 #define IRDMA_PFINT_AEQCTL_CAUSE_ENA BIT(30)
83 #define IRDMA_PFHMC_PDINV_PMSDIDX_S 0
84 #define IRDMA_PFHMC_PDINV_PMSDIDX GENMASK(11, 0)
85 #define IRDMA_PFHMC_PDINV_PMSDPARTSEL_S 15
86 #define IRDMA_PFHMC_PDINV_PMSDPARTSEL BIT(15)
87 #define IRDMA_PFHMC_PDINV_PMPDIDX_S 16
88 #define IRDMA_PFHMC_PDINV_PMPDIDX GENMASK(24, 16)
89 #define IRDMA_PFHMC_SDDATALOW_PMSDVALID_S 0
90 #define IRDMA_PFHMC_SDDATALOW_PMSDVALID BIT(0)
91 #define IRDMA_PFHMC_SDDATALOW_PMSDTYPE_S 1
92 #define IRDMA_PFHMC_SDDATALOW_PMSDTYPE BIT(1)
93 #define IRDMA_PFHMC_SDDATALOW_PMSDBPCOUNT_S 2
94 #define IRDMA_PFHMC_SDDATALOW_PMSDBPCOUNT GENMASK(11, 2)
95 #define IRDMA_PFHMC_SDDATALOW_PMSDDATALOW_S 12
96 #define IRDMA_PFHMC_SDDATALOW_PMSDDATALOW GENMASK(31, 12)
97 #define IRDMA_PFHMC_SDCMD_PMSDWR_S 31
98 #define IRDMA_PFHMC_SDCMD_PMSDWR BIT(31)
99 #define IRDMA_PFHMC_SDCMD_PMSDPARTSEL_S 15
100 #define IRDMA_PFHMC_SDCMD_PMSDPARTSEL BIT(15)
101 
102 #define IRDMA_INVALID_CQ_IDX 0xffffffff
103 
104 enum irdma_dyn_idx_t {
105 	IRDMA_IDX_ITR0 = 0,
106 	IRDMA_IDX_ITR1 = 1,
107 	IRDMA_IDX_ITR2 = 2,
108 	IRDMA_IDX_NOITR = 3,
109 };
110 
111 enum irdma_registers {
112 	IRDMA_CQPTAIL,
113 	IRDMA_CQPDB,
114 	IRDMA_CCQPSTATUS,
115 	IRDMA_CCQPHIGH,
116 	IRDMA_CCQPLOW,
117 	IRDMA_CQARM,
118 	IRDMA_CQACK,
119 	IRDMA_AEQALLOC,
120 	IRDMA_CQPERRCODES,
121 	IRDMA_WQEALLOC,
122 	IRDMA_GLINT_DYN_CTL,
123 	IRDMA_DB_ADDR_OFFSET,
124 	IRDMA_GLPCI_LBARCTRL,
125 	IRDMA_GLPE_CPUSTATUS0,
126 	IRDMA_GLPE_CPUSTATUS1,
127 	IRDMA_GLPE_CPUSTATUS2,
128 	IRDMA_PFINT_AEQCTL,
129 	IRDMA_GLINT_CEQCTL,
130 	IRDMA_VSIQF_PE_CTL1,
131 	IRDMA_PFHMC_PDINV,
132 	IRDMA_GLHMC_VFPDINV,
133 	IRDMA_GLPE_CRITERR,
134 	IRDMA_GLINT_RATE,
135 	IRDMA_MAX_REGS, /* Must be last entry */
136 };
137 
138 enum irdma_shifts {
139 	IRDMA_CCQPSTATUS_CCQP_DONE_S,
140 	IRDMA_CCQPSTATUS_CCQP_ERR_S,
141 	IRDMA_CQPSQ_STAG_PDID_S,
142 	IRDMA_CQPSQ_CQ_CEQID_S,
143 	IRDMA_CQPSQ_CQ_CQID_S,
144 	IRDMA_COMMIT_FPM_CQCNT_S,
145 	IRDMA_CQPSQ_UPESD_HMCFNID_S,
146 	IRDMA_MAX_SHIFTS,
147 };
148 
149 enum irdma_masks {
150 	IRDMA_CCQPSTATUS_CCQP_DONE_M,
151 	IRDMA_CCQPSTATUS_CCQP_ERR_M,
152 	IRDMA_CQPSQ_STAG_PDID_M,
153 	IRDMA_CQPSQ_CQ_CEQID_M,
154 	IRDMA_CQPSQ_CQ_CQID_M,
155 	IRDMA_COMMIT_FPM_CQCNT_M,
156 	IRDMA_CQPSQ_UPESD_HMCFNID_M,
157 	IRDMA_MAX_MASKS, /* Must be last entry */
158 };
159 
160 #define IRDMA_MAX_MGS_PER_CTX	8
161 
162 struct irdma_mcast_grp_ctx_entry_info {
163 	u32 qp_id;
164 	bool valid_entry;
165 	u16 dest_port;
166 	u32 use_cnt;
167 };
168 
169 struct irdma_mcast_grp_info {
170 	u8 dest_mac_addr[ETH_ALEN];
171 	u16 vlan_id;
172 	u16 hmc_fcn_id;
173 	bool ipv4_valid:1;
174 	bool vlan_valid:1;
175 	u16 mg_id;
176 	u32 no_of_mgs;
177 	u32 dest_ip_addr[4];
178 	u16 qs_handle;
179 	struct irdma_dma_mem dma_mem_mc;
180 	struct irdma_mcast_grp_ctx_entry_info mg_ctx_info[IRDMA_MAX_MGS_PER_CTX];
181 };
182 
183 enum irdma_vers {
184 	IRDMA_GEN_RSVD = 0,
185 	IRDMA_GEN_1 = 1,
186 	IRDMA_GEN_2 = 2,
187 	IRDMA_GEN_MAX = 2,
188 };
189 
190 struct irdma_uk_attrs {
191 	u64 feature_flags;
192 	u32 max_hw_wq_frags;
193 	u32 max_hw_read_sges;
194 	u32 max_hw_inline;
195 	u32 max_hw_rq_quanta;
196 	u32 max_hw_wq_quanta;
197 	u32 min_hw_cq_size;
198 	u32 max_hw_cq_size;
199 	u16 max_hw_sq_chunk;
200 	u16 min_hw_wq_size;
201 	u8 hw_rev;
202 };
203 
204 struct irdma_hw_attrs {
205 	struct irdma_uk_attrs uk_attrs;
206 	u64 max_hw_outbound_msg_size;
207 	u64 max_hw_inbound_msg_size;
208 	u64 max_mr_size;
209 	u64 page_size_cap;
210 	u32 min_hw_qp_id;
211 	u32 min_hw_aeq_size;
212 	u32 max_hw_aeq_size;
213 	u32 min_hw_ceq_size;
214 	u32 max_hw_ceq_size;
215 	u32 max_hw_device_pages;
216 	u32 max_hw_vf_fpm_id;
217 	u32 first_hw_vf_fpm_id;
218 	u32 max_hw_ird;
219 	u32 max_hw_ord;
220 	u32 max_hw_wqes;
221 	u32 max_hw_pds;
222 	u32 max_hw_ena_vf_count;
223 	u32 max_qp_wr;
224 	u32 max_pe_ready_count;
225 	u32 max_done_count;
226 	u32 max_sleep_count;
227 	u32 max_cqp_compl_wait_time_ms;
228 	u16 max_stat_inst;
229 	u16 max_stat_idx;
230 };
231 
232 void icrdma_init_hw(struct irdma_sc_dev *dev);
233 void irdma_check_fc_for_qp(struct irdma_sc_vsi *vsi, struct irdma_sc_qp *sc_qp);
234 #endif /* IRDMA_H*/
235