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Merge branch 'linus' into core/softlockup
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1da177e4
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1/*
2 * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved.
2a1d9b7f 3 * Copyright (c) 2005 Mellanox Technologies. All rights reserved.
4885bf64 4 * Copyright (c) 2006 Cisco Systems. All rights reserved.
1da177e4
LT
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.
1da177e4
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33 */
34
35#ifndef MTHCA_CMD_H
36#define MTHCA_CMD_H
37
a4d61e84 38#include <rdma/ib_verbs.h>
1da177e4 39
ed878458 40#define MTHCA_MAILBOX_SIZE 4096
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41
42enum {
43 /* command completed successfully: */
44 MTHCA_CMD_STAT_OK = 0x00,
45 /* Internal error (such as a bus error) occurred while processing command: */
46 MTHCA_CMD_STAT_INTERNAL_ERR = 0x01,
47 /* Operation/command not supported or opcode modifier not supported: */
48 MTHCA_CMD_STAT_BAD_OP = 0x02,
49 /* Parameter not supported or parameter out of range: */
50 MTHCA_CMD_STAT_BAD_PARAM = 0x03,
51 /* System not enabled or bad system state: */
52 MTHCA_CMD_STAT_BAD_SYS_STATE = 0x04,
53 /* Attempt to access reserved or unallocaterd resource: */
54 MTHCA_CMD_STAT_BAD_RESOURCE = 0x05,
55 /* Requested resource is currently executing a command, or is otherwise busy: */
56 MTHCA_CMD_STAT_RESOURCE_BUSY = 0x06,
57 /* memory error: */
58 MTHCA_CMD_STAT_DDR_MEM_ERR = 0x07,
59 /* Required capability exceeds device limits: */
60 MTHCA_CMD_STAT_EXCEED_LIM = 0x08,
61 /* Resource is not in the appropriate state or ownership: */
62 MTHCA_CMD_STAT_BAD_RES_STATE = 0x09,
63 /* Index out of range: */
64 MTHCA_CMD_STAT_BAD_INDEX = 0x0a,
65 /* FW image corrupted: */
66 MTHCA_CMD_STAT_BAD_NVMEM = 0x0b,
67 /* Attempt to modify a QP/EE which is not in the presumed state: */
68 MTHCA_CMD_STAT_BAD_QPEE_STATE = 0x10,
69 /* Bad segment parameters (Address/Size): */
70 MTHCA_CMD_STAT_BAD_SEG_PARAM = 0x20,
71 /* Memory Region has Memory Windows bound to: */
72 MTHCA_CMD_STAT_REG_BOUND = 0x21,
73 /* HCA local attached memory not present: */
74 MTHCA_CMD_STAT_LAM_NOT_PRE = 0x22,
2fa5e2eb 75 /* Bad management packet (silently discarded): */
1da177e4 76 MTHCA_CMD_STAT_BAD_PKT = 0x30,
2fa5e2eb 77 /* More outstanding CQEs in CQ than new CQ size: */
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78 MTHCA_CMD_STAT_BAD_SIZE = 0x40
79};
80
81enum {
82 MTHCA_TRANS_INVALID = 0,
83 MTHCA_TRANS_RST2INIT,
84 MTHCA_TRANS_INIT2INIT,
85 MTHCA_TRANS_INIT2RTR,
86 MTHCA_TRANS_RTR2RTS,
87 MTHCA_TRANS_RTS2RTS,
88 MTHCA_TRANS_SQERR2RTS,
89 MTHCA_TRANS_ANY2ERR,
90 MTHCA_TRANS_RTS2SQD,
91 MTHCA_TRANS_SQD2SQD,
92 MTHCA_TRANS_SQD2RTS,
93 MTHCA_TRANS_ANY2RST,
94};
95
96enum {
97 DEV_LIM_FLAG_RC = 1 << 0,
98 DEV_LIM_FLAG_UC = 1 << 1,
99 DEV_LIM_FLAG_UD = 1 << 2,
100 DEV_LIM_FLAG_RD = 1 << 3,
101 DEV_LIM_FLAG_RAW_IPV6 = 1 << 4,
102 DEV_LIM_FLAG_RAW_ETHER = 1 << 5,
103 DEV_LIM_FLAG_SRQ = 1 << 6,
680b575f 104 DEV_LIM_FLAG_IPOIB_CSUM = 1 << 7,
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105 DEV_LIM_FLAG_BAD_PKEY_CNTR = 1 << 8,
106 DEV_LIM_FLAG_BAD_QKEY_CNTR = 1 << 9,
107 DEV_LIM_FLAG_MW = 1 << 16,
108 DEV_LIM_FLAG_AUTO_PATH_MIG = 1 << 17,
109 DEV_LIM_FLAG_ATOMIC = 1 << 18,
110 DEV_LIM_FLAG_RAW_MULTI = 1 << 19,
111 DEV_LIM_FLAG_UD_AV_PORT_ENFORCE = 1 << 20,
112 DEV_LIM_FLAG_UD_MULTI = 1 << 21,
113};
114
ed878458
RD
115struct mthca_mailbox {
116 dma_addr_t dma;
117 void *buf;
118};
119
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120struct mthca_dev_lim {
121 int max_srq_sz;
122 int max_qp_sz;
123 int reserved_qps;
124 int max_qps;
125 int reserved_srqs;
126 int max_srqs;
127 int reserved_eecs;
128 int max_eecs;
129 int max_cq_sz;
130 int reserved_cqs;
131 int max_cqs;
132 int max_mpts;
133 int reserved_eqs;
134 int max_eqs;
135 int reserved_mtts;
136 int max_mrw_sz;
137 int reserved_mrws;
138 int max_mtt_seg;
139 int max_requester_per_qp;
140 int max_responder_per_qp;
141 int max_rdma_global;
142 int local_ca_ack_delay;
143 int max_mtu;
144 int max_port_width;
145 int max_vl;
146 int num_ports;
147 int max_gids;
bf6a9e31 148 u16 stat_rate_support;
1da177e4
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149 int max_pkeys;
150 u32 flags;
151 int reserved_uars;
152 int uar_size;
153 int min_page_sz;
154 int max_sg;
155 int max_desc_sz;
156 int max_qp_per_mcg;
157 int reserved_mgms;
158 int max_mcgs;
159 int reserved_pds;
160 int max_pds;
161 int reserved_rdds;
162 int max_rdds;
163 int eec_entry_sz;
164 int qpc_entry_sz;
165 int eeec_entry_sz;
166 int eqpc_entry_sz;
167 int eqc_entry_sz;
168 int cqc_entry_sz;
169 int srq_entry_sz;
170 int uar_scratch_entry_sz;
1da177e4
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171 int mpt_entry_sz;
172 union {
173 struct {
174 int max_avs;
175 } tavor;
176 struct {
177 int resize_srq;
178 int max_pbl_sz;
179 u8 bmme_flags;
180 u32 reserved_lkey;
181 int lam_required;
182 u64 max_icm_sz;
183 } arbel;
184 } hca;
185};
186
187struct mthca_adapter {
2e8b981c
MT
188 u32 vendor_id;
189 u32 device_id;
190 u32 revision_id;
191 char board_id[MTHCA_BOARD_ID_LEN];
192 u8 inta_pin;
1da177e4
LT
193};
194
195struct mthca_init_hca_param {
196 u64 qpc_base;
197 u64 eec_base;
198 u64 srqc_base;
199 u64 cqc_base;
200 u64 eqpc_base;
201 u64 eeec_base;
202 u64 eqc_base;
203 u64 rdb_base;
204 u64 mc_base;
205 u64 mpt_base;
206 u64 mtt_base;
207 u64 uar_scratch_base;
208 u64 uarc_base;
209 u16 log_mc_entry_sz;
210 u16 mc_hash_sz;
211 u8 log_num_qps;
212 u8 log_num_eecs;
213 u8 log_num_srqs;
214 u8 log_num_cqs;
215 u8 log_num_eqs;
216 u8 log_mc_table_sz;
217 u8 mtt_seg_sz;
218 u8 log_mpt_sz;
219 u8 log_uar_sz;
220 u8 log_uarc_sz;
221};
222
223struct mthca_init_ib_param {
da6561c2 224 int port_width;
1da177e4
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225 int vl_cap;
226 int mtu_cap;
227 u16 gid_cap;
228 u16 pkey_cap;
229 int set_guid0;
230 u64 guid0;
231 int set_node_guid;
232 u64 node_guid;
233 int set_si_guid;
234 u64 si_guid;
235};
236
237struct mthca_set_ib_param {
238 int set_si_guid;
239 int reset_qkey_viol;
240 u64 si_guid;
241 u32 cap_mask;
242};
243
80fd8238
RD
244int mthca_cmd_init(struct mthca_dev *dev);
245void mthca_cmd_cleanup(struct mthca_dev *dev);
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246int mthca_cmd_use_events(struct mthca_dev *dev);
247void mthca_cmd_use_polling(struct mthca_dev *dev);
248void mthca_cmd_event(struct mthca_dev *dev, u16 token,
249 u8 status, u64 out_param);
250
ed878458 251struct mthca_mailbox *mthca_alloc_mailbox(struct mthca_dev *dev,
87b750dc 252 gfp_t gfp_mask);
ed878458
RD
253void mthca_free_mailbox(struct mthca_dev *dev, struct mthca_mailbox *mailbox);
254
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255int mthca_SYS_EN(struct mthca_dev *dev, u8 *status);
256int mthca_SYS_DIS(struct mthca_dev *dev, u8 *status);
257int mthca_MAP_FA(struct mthca_dev *dev, struct mthca_icm *icm, u8 *status);
258int mthca_UNMAP_FA(struct mthca_dev *dev, u8 *status);
259int mthca_RUN_FW(struct mthca_dev *dev, u8 *status);
260int mthca_QUERY_FW(struct mthca_dev *dev, u8 *status);
261int mthca_ENABLE_LAM(struct mthca_dev *dev, u8 *status);
262int mthca_DISABLE_LAM(struct mthca_dev *dev, u8 *status);
263int mthca_QUERY_DDR(struct mthca_dev *dev, u8 *status);
264int mthca_QUERY_DEV_LIM(struct mthca_dev *dev,
265 struct mthca_dev_lim *dev_lim, u8 *status);
266int mthca_QUERY_ADAPTER(struct mthca_dev *dev,
267 struct mthca_adapter *adapter, u8 *status);
268int mthca_INIT_HCA(struct mthca_dev *dev,
269 struct mthca_init_hca_param *param,
270 u8 *status);
271int mthca_INIT_IB(struct mthca_dev *dev,
272 struct mthca_init_ib_param *param,
273 int port, u8 *status);
274int mthca_CLOSE_IB(struct mthca_dev *dev, int port, u8 *status);
275int mthca_CLOSE_HCA(struct mthca_dev *dev, int panic, u8 *status);
276int mthca_SET_IB(struct mthca_dev *dev, struct mthca_set_ib_param *param,
277 int port, u8 *status);
278int mthca_MAP_ICM(struct mthca_dev *dev, struct mthca_icm *icm, u64 virt, u8 *status);
279int mthca_MAP_ICM_page(struct mthca_dev *dev, u64 dma_addr, u64 virt, u8 *status);
280int mthca_UNMAP_ICM(struct mthca_dev *dev, u64 virt, u32 page_count, u8 *status);
281int mthca_MAP_ICM_AUX(struct mthca_dev *dev, struct mthca_icm *icm, u8 *status);
282int mthca_UNMAP_ICM_AUX(struct mthca_dev *dev, u8 *status);
283int mthca_SET_ICM_SIZE(struct mthca_dev *dev, u64 icm_size, u64 *aux_pages,
284 u8 *status);
ed878458 285int mthca_SW2HW_MPT(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
1da177e4 286 int mpt_index, u8 *status);
ed878458 287int mthca_HW2SW_MPT(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
1da177e4 288 int mpt_index, u8 *status);
ed878458 289int mthca_WRITE_MTT(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
1da177e4 290 int num_mtt, u8 *status);
b8ca06f6 291int mthca_SYNC_TPT(struct mthca_dev *dev, u8 *status);
1da177e4
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292int mthca_MAP_EQ(struct mthca_dev *dev, u64 event_mask, int unmap,
293 int eq_num, u8 *status);
ed878458 294int mthca_SW2HW_EQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
1da177e4 295 int eq_num, u8 *status);
ed878458 296int mthca_HW2SW_EQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
1da177e4 297 int eq_num, u8 *status);
ed878458 298int mthca_SW2HW_CQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
1da177e4 299 int cq_num, u8 *status);
ed878458 300int mthca_HW2SW_CQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
1da177e4 301 int cq_num, u8 *status);
4885bf64
RD
302int mthca_RESIZE_CQ(struct mthca_dev *dev, int cq_num, u32 lkey, u8 log_size,
303 u8 *status);
ec34a922
RD
304int mthca_SW2HW_SRQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
305 int srq_num, u8 *status);
306int mthca_HW2SW_SRQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
307 int srq_num, u8 *status);
8ebe5077
EC
308int mthca_QUERY_SRQ(struct mthca_dev *dev, u32 num,
309 struct mthca_mailbox *mailbox, u8 *status);
ec34a922 310int mthca_ARM_SRQ(struct mthca_dev *dev, int srq_num, int limit, u8 *status);
d844183d
RD
311int mthca_MODIFY_QP(struct mthca_dev *dev, enum ib_qp_state cur,
312 enum ib_qp_state next, u32 num, int is_ee,
313 struct mthca_mailbox *mailbox, u32 optmask,
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314 u8 *status);
315int mthca_QUERY_QP(struct mthca_dev *dev, u32 num, int is_ee,
ed878458 316 struct mthca_mailbox *mailbox, u8 *status);
1da177e4
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317int mthca_CONF_SPECIAL_QP(struct mthca_dev *dev, int type, u32 qpn,
318 u8 *status);
319int mthca_MAD_IFC(struct mthca_dev *dev, int ignore_mkey, int ignore_bkey,
ed878458 320 int port, struct ib_wc *in_wc, struct ib_grh *in_grh,
1da177e4 321 void *in_mad, void *response_mad, u8 *status);
ed878458
RD
322int mthca_READ_MGM(struct mthca_dev *dev, int index,
323 struct mthca_mailbox *mailbox, u8 *status);
324int mthca_WRITE_MGM(struct mthca_dev *dev, int index,
325 struct mthca_mailbox *mailbox, u8 *status);
326int mthca_MGID_HASH(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
327 u16 *hash, u8 *status);
1da177e4
LT
328int mthca_NOP(struct mthca_dev *dev, u8 *status);
329
1da177e4 330#endif /* MTHCA_CMD_H */