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225c7b1f RD |
1 | /* |
2 | * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. | |
51a379d0 | 3 | * Copyright (c) 2005, 2006, 2007, 2008 Mellanox Technologies. All rights reserved. |
225c7b1f RD |
4 | * Copyright (c) 2005, 2006, 2007 Cisco Systems, Inc. All rights reserved. |
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. | |
33 | */ | |
34 | ||
35 | #include <linux/mlx4/cmd.h> | |
36 | ||
37 | #include "fw.h" | |
38 | #include "icm.h" | |
39 | ||
fe40900f | 40 | enum { |
5ae2a7a8 RD |
41 | MLX4_COMMAND_INTERFACE_MIN_REV = 2, |
42 | MLX4_COMMAND_INTERFACE_MAX_REV = 3, | |
43 | MLX4_COMMAND_INTERFACE_NEW_PORT_CMDS = 3, | |
fe40900f RD |
44 | }; |
45 | ||
225c7b1f RD |
46 | extern void __buggy_use_of_MLX4_GET(void); |
47 | extern void __buggy_use_of_MLX4_PUT(void); | |
48 | ||
51f5f0ee JM |
49 | static int enable_qos; |
50 | module_param(enable_qos, bool, 0444); | |
51 | MODULE_PARM_DESC(enable_qos, "Enable Quality of Service support in the HCA (default: off)"); | |
52 | ||
225c7b1f RD |
53 | #define MLX4_GET(dest, source, offset) \ |
54 | do { \ | |
55 | void *__p = (char *) (source) + (offset); \ | |
56 | switch (sizeof (dest)) { \ | |
57 | case 1: (dest) = *(u8 *) __p; break; \ | |
58 | case 2: (dest) = be16_to_cpup(__p); break; \ | |
59 | case 4: (dest) = be32_to_cpup(__p); break; \ | |
60 | case 8: (dest) = be64_to_cpup(__p); break; \ | |
61 | default: __buggy_use_of_MLX4_GET(); \ | |
62 | } \ | |
63 | } while (0) | |
64 | ||
65 | #define MLX4_PUT(dest, source, offset) \ | |
66 | do { \ | |
67 | void *__d = ((char *) (dest) + (offset)); \ | |
68 | switch (sizeof(source)) { \ | |
69 | case 1: *(u8 *) __d = (source); break; \ | |
70 | case 2: *(__be16 *) __d = cpu_to_be16(source); break; \ | |
71 | case 4: *(__be32 *) __d = cpu_to_be32(source); break; \ | |
72 | case 8: *(__be64 *) __d = cpu_to_be64(source); break; \ | |
73 | default: __buggy_use_of_MLX4_PUT(); \ | |
74 | } \ | |
75 | } while (0) | |
76 | ||
77 | static void dump_dev_cap_flags(struct mlx4_dev *dev, u32 flags) | |
78 | { | |
79 | static const char *fname[] = { | |
80 | [ 0] = "RC transport", | |
81 | [ 1] = "UC transport", | |
82 | [ 2] = "UD transport", | |
ea98054f | 83 | [ 3] = "XRC transport", |
225c7b1f RD |
84 | [ 4] = "reliable multicast", |
85 | [ 5] = "FCoIB support", | |
86 | [ 6] = "SRQ support", | |
87 | [ 7] = "IPoIB checksum offload", | |
88 | [ 8] = "P_Key violation counter", | |
89 | [ 9] = "Q_Key violation counter", | |
90 | [10] = "VMM", | |
7ff93f8b | 91 | [12] = "DPDP", |
225c7b1f RD |
92 | [16] = "MW support", |
93 | [17] = "APM support", | |
94 | [18] = "Atomic ops support", | |
95 | [19] = "Raw multicast support", | |
96 | [20] = "Address vector port checking support", | |
97 | [21] = "UD multicast support", | |
98 | [24] = "Demand paging support", | |
99 | [25] = "Router support" | |
100 | }; | |
101 | int i; | |
102 | ||
103 | mlx4_dbg(dev, "DEV_CAP flags:\n"); | |
23c15c21 | 104 | for (i = 0; i < ARRAY_SIZE(fname); ++i) |
225c7b1f RD |
105 | if (fname[i] && (flags & (1 << i))) |
106 | mlx4_dbg(dev, " %s\n", fname[i]); | |
107 | } | |
108 | ||
2d928651 VS |
109 | int mlx4_MOD_STAT_CFG(struct mlx4_dev *dev, struct mlx4_mod_stat_cfg *cfg) |
110 | { | |
111 | struct mlx4_cmd_mailbox *mailbox; | |
112 | u32 *inbox; | |
113 | int err = 0; | |
114 | ||
115 | #define MOD_STAT_CFG_IN_SIZE 0x100 | |
116 | ||
117 | #define MOD_STAT_CFG_PG_SZ_M_OFFSET 0x002 | |
118 | #define MOD_STAT_CFG_PG_SZ_OFFSET 0x003 | |
119 | ||
120 | mailbox = mlx4_alloc_cmd_mailbox(dev); | |
121 | if (IS_ERR(mailbox)) | |
122 | return PTR_ERR(mailbox); | |
123 | inbox = mailbox->buf; | |
124 | ||
125 | memset(inbox, 0, MOD_STAT_CFG_IN_SIZE); | |
126 | ||
127 | MLX4_PUT(inbox, cfg->log_pg_sz, MOD_STAT_CFG_PG_SZ_OFFSET); | |
128 | MLX4_PUT(inbox, cfg->log_pg_sz_m, MOD_STAT_CFG_PG_SZ_M_OFFSET); | |
129 | ||
130 | err = mlx4_cmd(dev, mailbox->dma, 0, 0, MLX4_CMD_MOD_STAT_CFG, | |
131 | MLX4_CMD_TIME_CLASS_A); | |
132 | ||
133 | mlx4_free_cmd_mailbox(dev, mailbox); | |
134 | return err; | |
135 | } | |
136 | ||
225c7b1f RD |
137 | int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) |
138 | { | |
139 | struct mlx4_cmd_mailbox *mailbox; | |
140 | u32 *outbox; | |
141 | u8 field; | |
142 | u16 size; | |
143 | u16 stat_rate; | |
144 | int err; | |
5ae2a7a8 | 145 | int i; |
225c7b1f RD |
146 | |
147 | #define QUERY_DEV_CAP_OUT_SIZE 0x100 | |
148 | #define QUERY_DEV_CAP_MAX_SRQ_SZ_OFFSET 0x10 | |
149 | #define QUERY_DEV_CAP_MAX_QP_SZ_OFFSET 0x11 | |
150 | #define QUERY_DEV_CAP_RSVD_QP_OFFSET 0x12 | |
151 | #define QUERY_DEV_CAP_MAX_QP_OFFSET 0x13 | |
152 | #define QUERY_DEV_CAP_RSVD_SRQ_OFFSET 0x14 | |
153 | #define QUERY_DEV_CAP_MAX_SRQ_OFFSET 0x15 | |
154 | #define QUERY_DEV_CAP_RSVD_EEC_OFFSET 0x16 | |
155 | #define QUERY_DEV_CAP_MAX_EEC_OFFSET 0x17 | |
156 | #define QUERY_DEV_CAP_MAX_CQ_SZ_OFFSET 0x19 | |
157 | #define QUERY_DEV_CAP_RSVD_CQ_OFFSET 0x1a | |
158 | #define QUERY_DEV_CAP_MAX_CQ_OFFSET 0x1b | |
159 | #define QUERY_DEV_CAP_MAX_MPT_OFFSET 0x1d | |
160 | #define QUERY_DEV_CAP_RSVD_EQ_OFFSET 0x1e | |
161 | #define QUERY_DEV_CAP_MAX_EQ_OFFSET 0x1f | |
162 | #define QUERY_DEV_CAP_RSVD_MTT_OFFSET 0x20 | |
163 | #define QUERY_DEV_CAP_MAX_MRW_SZ_OFFSET 0x21 | |
164 | #define QUERY_DEV_CAP_RSVD_MRW_OFFSET 0x22 | |
165 | #define QUERY_DEV_CAP_MAX_MTT_SEG_OFFSET 0x23 | |
166 | #define QUERY_DEV_CAP_MAX_AV_OFFSET 0x27 | |
167 | #define QUERY_DEV_CAP_MAX_REQ_QP_OFFSET 0x29 | |
168 | #define QUERY_DEV_CAP_MAX_RES_QP_OFFSET 0x2b | |
b832be1e | 169 | #define QUERY_DEV_CAP_MAX_GSO_OFFSET 0x2d |
225c7b1f RD |
170 | #define QUERY_DEV_CAP_MAX_RDMA_OFFSET 0x2f |
171 | #define QUERY_DEV_CAP_RSZ_SRQ_OFFSET 0x33 | |
172 | #define QUERY_DEV_CAP_ACK_DELAY_OFFSET 0x35 | |
173 | #define QUERY_DEV_CAP_MTU_WIDTH_OFFSET 0x36 | |
174 | #define QUERY_DEV_CAP_VL_PORT_OFFSET 0x37 | |
149983af | 175 | #define QUERY_DEV_CAP_MAX_MSG_SZ_OFFSET 0x38 |
225c7b1f RD |
176 | #define QUERY_DEV_CAP_MAX_GID_OFFSET 0x3b |
177 | #define QUERY_DEV_CAP_RATE_SUPPORT_OFFSET 0x3c | |
178 | #define QUERY_DEV_CAP_MAX_PKEY_OFFSET 0x3f | |
179 | #define QUERY_DEV_CAP_FLAGS_OFFSET 0x44 | |
180 | #define QUERY_DEV_CAP_RSVD_UAR_OFFSET 0x48 | |
181 | #define QUERY_DEV_CAP_UAR_SZ_OFFSET 0x49 | |
182 | #define QUERY_DEV_CAP_PAGE_SZ_OFFSET 0x4b | |
183 | #define QUERY_DEV_CAP_BF_OFFSET 0x4c | |
184 | #define QUERY_DEV_CAP_LOG_BF_REG_SZ_OFFSET 0x4d | |
185 | #define QUERY_DEV_CAP_LOG_MAX_BF_REGS_PER_PAGE_OFFSET 0x4e | |
186 | #define QUERY_DEV_CAP_LOG_MAX_BF_PAGES_OFFSET 0x4f | |
187 | #define QUERY_DEV_CAP_MAX_SG_SQ_OFFSET 0x51 | |
188 | #define QUERY_DEV_CAP_MAX_DESC_SZ_SQ_OFFSET 0x52 | |
189 | #define QUERY_DEV_CAP_MAX_SG_RQ_OFFSET 0x55 | |
190 | #define QUERY_DEV_CAP_MAX_DESC_SZ_RQ_OFFSET 0x56 | |
191 | #define QUERY_DEV_CAP_MAX_QP_MCG_OFFSET 0x61 | |
192 | #define QUERY_DEV_CAP_RSVD_MCG_OFFSET 0x62 | |
193 | #define QUERY_DEV_CAP_MAX_MCG_OFFSET 0x63 | |
194 | #define QUERY_DEV_CAP_RSVD_PD_OFFSET 0x64 | |
195 | #define QUERY_DEV_CAP_MAX_PD_OFFSET 0x65 | |
196 | #define QUERY_DEV_CAP_RDMARC_ENTRY_SZ_OFFSET 0x80 | |
197 | #define QUERY_DEV_CAP_QPC_ENTRY_SZ_OFFSET 0x82 | |
198 | #define QUERY_DEV_CAP_AUX_ENTRY_SZ_OFFSET 0x84 | |
199 | #define QUERY_DEV_CAP_ALTC_ENTRY_SZ_OFFSET 0x86 | |
200 | #define QUERY_DEV_CAP_EQC_ENTRY_SZ_OFFSET 0x88 | |
201 | #define QUERY_DEV_CAP_CQC_ENTRY_SZ_OFFSET 0x8a | |
202 | #define QUERY_DEV_CAP_SRQ_ENTRY_SZ_OFFSET 0x8c | |
203 | #define QUERY_DEV_CAP_C_MPT_ENTRY_SZ_OFFSET 0x8e | |
204 | #define QUERY_DEV_CAP_MTT_ENTRY_SZ_OFFSET 0x90 | |
205 | #define QUERY_DEV_CAP_D_MPT_ENTRY_SZ_OFFSET 0x92 | |
95d04f07 | 206 | #define QUERY_DEV_CAP_BMME_FLAGS_OFFSET 0x94 |
225c7b1f RD |
207 | #define QUERY_DEV_CAP_RSVD_LKEY_OFFSET 0x98 |
208 | #define QUERY_DEV_CAP_MAX_ICM_SZ_OFFSET 0xa0 | |
209 | ||
210 | mailbox = mlx4_alloc_cmd_mailbox(dev); | |
211 | if (IS_ERR(mailbox)) | |
212 | return PTR_ERR(mailbox); | |
213 | outbox = mailbox->buf; | |
214 | ||
215 | err = mlx4_cmd_box(dev, 0, mailbox->dma, 0, 0, MLX4_CMD_QUERY_DEV_CAP, | |
216 | MLX4_CMD_TIME_CLASS_A); | |
225c7b1f RD |
217 | if (err) |
218 | goto out; | |
219 | ||
220 | MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_QP_OFFSET); | |
221 | dev_cap->reserved_qps = 1 << (field & 0xf); | |
222 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_QP_OFFSET); | |
223 | dev_cap->max_qps = 1 << (field & 0x1f); | |
224 | MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_SRQ_OFFSET); | |
225 | dev_cap->reserved_srqs = 1 << (field >> 4); | |
226 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_SRQ_OFFSET); | |
227 | dev_cap->max_srqs = 1 << (field & 0x1f); | |
228 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_CQ_SZ_OFFSET); | |
229 | dev_cap->max_cq_sz = 1 << field; | |
230 | MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_CQ_OFFSET); | |
231 | dev_cap->reserved_cqs = 1 << (field & 0xf); | |
232 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_CQ_OFFSET); | |
233 | dev_cap->max_cqs = 1 << (field & 0x1f); | |
234 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_MPT_OFFSET); | |
235 | dev_cap->max_mpts = 1 << (field & 0x3f); | |
236 | MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_EQ_OFFSET); | |
237 | dev_cap->reserved_eqs = 1 << (field & 0xf); | |
238 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_EQ_OFFSET); | |
5920869f | 239 | dev_cap->max_eqs = 1 << (field & 0xf); |
225c7b1f RD |
240 | MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_MTT_OFFSET); |
241 | dev_cap->reserved_mtts = 1 << (field >> 4); | |
242 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_MRW_SZ_OFFSET); | |
243 | dev_cap->max_mrw_sz = 1 << field; | |
244 | MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_MRW_OFFSET); | |
245 | dev_cap->reserved_mrws = 1 << (field & 0xf); | |
246 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_MTT_SEG_OFFSET); | |
247 | dev_cap->max_mtt_seg = 1 << (field & 0x3f); | |
248 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_REQ_QP_OFFSET); | |
249 | dev_cap->max_requester_per_qp = 1 << (field & 0x3f); | |
250 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_RES_QP_OFFSET); | |
251 | dev_cap->max_responder_per_qp = 1 << (field & 0x3f); | |
b832be1e EC |
252 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_GSO_OFFSET); |
253 | field &= 0x1f; | |
254 | if (!field) | |
255 | dev_cap->max_gso_sz = 0; | |
256 | else | |
257 | dev_cap->max_gso_sz = 1 << field; | |
258 | ||
225c7b1f RD |
259 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_RDMA_OFFSET); |
260 | dev_cap->max_rdma_global = 1 << (field & 0x3f); | |
261 | MLX4_GET(field, outbox, QUERY_DEV_CAP_ACK_DELAY_OFFSET); | |
262 | dev_cap->local_ca_ack_delay = field & 0x1f; | |
225c7b1f | 263 | MLX4_GET(field, outbox, QUERY_DEV_CAP_VL_PORT_OFFSET); |
225c7b1f | 264 | dev_cap->num_ports = field & 0xf; |
149983af DB |
265 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_MSG_SZ_OFFSET); |
266 | dev_cap->max_msg_sz = 1 << (field & 0x1f); | |
225c7b1f RD |
267 | MLX4_GET(stat_rate, outbox, QUERY_DEV_CAP_RATE_SUPPORT_OFFSET); |
268 | dev_cap->stat_rate_support = stat_rate; | |
225c7b1f RD |
269 | MLX4_GET(dev_cap->flags, outbox, QUERY_DEV_CAP_FLAGS_OFFSET); |
270 | MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_UAR_OFFSET); | |
271 | dev_cap->reserved_uars = field >> 4; | |
272 | MLX4_GET(field, outbox, QUERY_DEV_CAP_UAR_SZ_OFFSET); | |
273 | dev_cap->uar_size = 1 << ((field & 0x3f) + 20); | |
274 | MLX4_GET(field, outbox, QUERY_DEV_CAP_PAGE_SZ_OFFSET); | |
275 | dev_cap->min_page_sz = 1 << field; | |
276 | ||
277 | MLX4_GET(field, outbox, QUERY_DEV_CAP_BF_OFFSET); | |
278 | if (field & 0x80) { | |
279 | MLX4_GET(field, outbox, QUERY_DEV_CAP_LOG_BF_REG_SZ_OFFSET); | |
280 | dev_cap->bf_reg_size = 1 << (field & 0x1f); | |
281 | MLX4_GET(field, outbox, QUERY_DEV_CAP_LOG_MAX_BF_REGS_PER_PAGE_OFFSET); | |
282 | dev_cap->bf_regs_per_page = 1 << (field & 0x3f); | |
283 | mlx4_dbg(dev, "BlueFlame available (reg size %d, regs/page %d)\n", | |
284 | dev_cap->bf_reg_size, dev_cap->bf_regs_per_page); | |
285 | } else { | |
286 | dev_cap->bf_reg_size = 0; | |
287 | mlx4_dbg(dev, "BlueFlame not available\n"); | |
288 | } | |
289 | ||
290 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_SG_SQ_OFFSET); | |
291 | dev_cap->max_sq_sg = field; | |
292 | MLX4_GET(size, outbox, QUERY_DEV_CAP_MAX_DESC_SZ_SQ_OFFSET); | |
293 | dev_cap->max_sq_desc_sz = size; | |
294 | ||
295 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_QP_MCG_OFFSET); | |
296 | dev_cap->max_qp_per_mcg = 1 << field; | |
297 | MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_MCG_OFFSET); | |
298 | dev_cap->reserved_mgms = field & 0xf; | |
299 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_MCG_OFFSET); | |
300 | dev_cap->max_mcgs = 1 << field; | |
301 | MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_PD_OFFSET); | |
302 | dev_cap->reserved_pds = field >> 4; | |
303 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_PD_OFFSET); | |
304 | dev_cap->max_pds = 1 << (field & 0x3f); | |
305 | ||
306 | MLX4_GET(size, outbox, QUERY_DEV_CAP_RDMARC_ENTRY_SZ_OFFSET); | |
307 | dev_cap->rdmarc_entry_sz = size; | |
308 | MLX4_GET(size, outbox, QUERY_DEV_CAP_QPC_ENTRY_SZ_OFFSET); | |
309 | dev_cap->qpc_entry_sz = size; | |
310 | MLX4_GET(size, outbox, QUERY_DEV_CAP_AUX_ENTRY_SZ_OFFSET); | |
311 | dev_cap->aux_entry_sz = size; | |
312 | MLX4_GET(size, outbox, QUERY_DEV_CAP_ALTC_ENTRY_SZ_OFFSET); | |
313 | dev_cap->altc_entry_sz = size; | |
314 | MLX4_GET(size, outbox, QUERY_DEV_CAP_EQC_ENTRY_SZ_OFFSET); | |
315 | dev_cap->eqc_entry_sz = size; | |
316 | MLX4_GET(size, outbox, QUERY_DEV_CAP_CQC_ENTRY_SZ_OFFSET); | |
317 | dev_cap->cqc_entry_sz = size; | |
318 | MLX4_GET(size, outbox, QUERY_DEV_CAP_SRQ_ENTRY_SZ_OFFSET); | |
319 | dev_cap->srq_entry_sz = size; | |
320 | MLX4_GET(size, outbox, QUERY_DEV_CAP_C_MPT_ENTRY_SZ_OFFSET); | |
321 | dev_cap->cmpt_entry_sz = size; | |
322 | MLX4_GET(size, outbox, QUERY_DEV_CAP_MTT_ENTRY_SZ_OFFSET); | |
323 | dev_cap->mtt_entry_sz = size; | |
324 | MLX4_GET(size, outbox, QUERY_DEV_CAP_D_MPT_ENTRY_SZ_OFFSET); | |
325 | dev_cap->dmpt_entry_sz = size; | |
326 | ||
327 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_SRQ_SZ_OFFSET); | |
328 | dev_cap->max_srq_sz = 1 << field; | |
329 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_QP_SZ_OFFSET); | |
330 | dev_cap->max_qp_sz = 1 << field; | |
331 | MLX4_GET(field, outbox, QUERY_DEV_CAP_RSZ_SRQ_OFFSET); | |
332 | dev_cap->resize_srq = field & 1; | |
333 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_SG_RQ_OFFSET); | |
334 | dev_cap->max_rq_sg = field; | |
335 | MLX4_GET(size, outbox, QUERY_DEV_CAP_MAX_DESC_SZ_RQ_OFFSET); | |
336 | dev_cap->max_rq_desc_sz = size; | |
337 | ||
338 | MLX4_GET(dev_cap->bmme_flags, outbox, | |
339 | QUERY_DEV_CAP_BMME_FLAGS_OFFSET); | |
340 | MLX4_GET(dev_cap->reserved_lkey, outbox, | |
341 | QUERY_DEV_CAP_RSVD_LKEY_OFFSET); | |
342 | MLX4_GET(dev_cap->max_icm_sz, outbox, | |
343 | QUERY_DEV_CAP_MAX_ICM_SZ_OFFSET); | |
344 | ||
5ae2a7a8 RD |
345 | if (dev->flags & MLX4_FLAG_OLD_PORT_CMDS) { |
346 | for (i = 1; i <= dev_cap->num_ports; ++i) { | |
347 | MLX4_GET(field, outbox, QUERY_DEV_CAP_VL_PORT_OFFSET); | |
348 | dev_cap->max_vl[i] = field >> 4; | |
349 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MTU_WIDTH_OFFSET); | |
b79acb49 | 350 | dev_cap->ib_mtu[i] = field >> 4; |
5ae2a7a8 RD |
351 | dev_cap->max_port_width[i] = field & 0xf; |
352 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_GID_OFFSET); | |
353 | dev_cap->max_gids[i] = 1 << (field & 0xf); | |
354 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_PKEY_OFFSET); | |
355 | dev_cap->max_pkeys[i] = 1 << (field & 0xf); | |
356 | } | |
357 | } else { | |
7ff93f8b | 358 | #define QUERY_PORT_SUPPORTED_TYPE_OFFSET 0x00 |
5ae2a7a8 | 359 | #define QUERY_PORT_MTU_OFFSET 0x01 |
b79acb49 | 360 | #define QUERY_PORT_ETH_MTU_OFFSET 0x02 |
5ae2a7a8 RD |
361 | #define QUERY_PORT_WIDTH_OFFSET 0x06 |
362 | #define QUERY_PORT_MAX_GID_PKEY_OFFSET 0x07 | |
93fc9e1b | 363 | #define QUERY_PORT_MAX_MACVLAN_OFFSET 0x0a |
5ae2a7a8 | 364 | #define QUERY_PORT_MAX_VL_OFFSET 0x0b |
e65b9591 | 365 | #define QUERY_PORT_MAC_OFFSET 0x10 |
5ae2a7a8 RD |
366 | |
367 | for (i = 1; i <= dev_cap->num_ports; ++i) { | |
368 | err = mlx4_cmd_box(dev, 0, mailbox->dma, i, 0, MLX4_CMD_QUERY_PORT, | |
369 | MLX4_CMD_TIME_CLASS_B); | |
370 | if (err) | |
371 | goto out; | |
372 | ||
7ff93f8b YP |
373 | MLX4_GET(field, outbox, QUERY_PORT_SUPPORTED_TYPE_OFFSET); |
374 | dev_cap->supported_port_types[i] = field & 3; | |
5ae2a7a8 | 375 | MLX4_GET(field, outbox, QUERY_PORT_MTU_OFFSET); |
b79acb49 | 376 | dev_cap->ib_mtu[i] = field & 0xf; |
5ae2a7a8 RD |
377 | MLX4_GET(field, outbox, QUERY_PORT_WIDTH_OFFSET); |
378 | dev_cap->max_port_width[i] = field & 0xf; | |
379 | MLX4_GET(field, outbox, QUERY_PORT_MAX_GID_PKEY_OFFSET); | |
380 | dev_cap->max_gids[i] = 1 << (field >> 4); | |
381 | dev_cap->max_pkeys[i] = 1 << (field & 0xf); | |
382 | MLX4_GET(field, outbox, QUERY_PORT_MAX_VL_OFFSET); | |
383 | dev_cap->max_vl[i] = field & 0xf; | |
93fc9e1b YP |
384 | MLX4_GET(field, outbox, QUERY_PORT_MAX_MACVLAN_OFFSET); |
385 | dev_cap->log_max_macs[i] = field & 0xf; | |
386 | dev_cap->log_max_vlans[i] = field >> 4; | |
b79acb49 YP |
387 | MLX4_GET(dev_cap->eth_mtu[i], outbox, QUERY_PORT_ETH_MTU_OFFSET); |
388 | MLX4_GET(dev_cap->def_mac[i], outbox, QUERY_PORT_MAC_OFFSET); | |
5ae2a7a8 RD |
389 | } |
390 | } | |
391 | ||
95d04f07 RD |
392 | mlx4_dbg(dev, "Base MM extensions: flags %08x, rsvd L_Key %08x\n", |
393 | dev_cap->bmme_flags, dev_cap->reserved_lkey); | |
225c7b1f RD |
394 | |
395 | /* | |
396 | * Each UAR has 4 EQ doorbells; so if a UAR is reserved, then | |
397 | * we can't use any EQs whose doorbell falls on that page, | |
398 | * even if the EQ itself isn't reserved. | |
399 | */ | |
400 | dev_cap->reserved_eqs = max(dev_cap->reserved_uars * 4, | |
401 | dev_cap->reserved_eqs); | |
402 | ||
403 | mlx4_dbg(dev, "Max ICM size %lld MB\n", | |
404 | (unsigned long long) dev_cap->max_icm_sz >> 20); | |
405 | mlx4_dbg(dev, "Max QPs: %d, reserved QPs: %d, entry size: %d\n", | |
406 | dev_cap->max_qps, dev_cap->reserved_qps, dev_cap->qpc_entry_sz); | |
407 | mlx4_dbg(dev, "Max SRQs: %d, reserved SRQs: %d, entry size: %d\n", | |
408 | dev_cap->max_srqs, dev_cap->reserved_srqs, dev_cap->srq_entry_sz); | |
409 | mlx4_dbg(dev, "Max CQs: %d, reserved CQs: %d, entry size: %d\n", | |
410 | dev_cap->max_cqs, dev_cap->reserved_cqs, dev_cap->cqc_entry_sz); | |
411 | mlx4_dbg(dev, "Max EQs: %d, reserved EQs: %d, entry size: %d\n", | |
412 | dev_cap->max_eqs, dev_cap->reserved_eqs, dev_cap->eqc_entry_sz); | |
413 | mlx4_dbg(dev, "reserved MPTs: %d, reserved MTTs: %d\n", | |
414 | dev_cap->reserved_mrws, dev_cap->reserved_mtts); | |
415 | mlx4_dbg(dev, "Max PDs: %d, reserved PDs: %d, reserved UARs: %d\n", | |
416 | dev_cap->max_pds, dev_cap->reserved_pds, dev_cap->reserved_uars); | |
417 | mlx4_dbg(dev, "Max QP/MCG: %d, reserved MGMs: %d\n", | |
418 | dev_cap->max_pds, dev_cap->reserved_mgms); | |
419 | mlx4_dbg(dev, "Max CQEs: %d, max WQEs: %d, max SRQ WQEs: %d\n", | |
420 | dev_cap->max_cq_sz, dev_cap->max_qp_sz, dev_cap->max_srq_sz); | |
421 | mlx4_dbg(dev, "Local CA ACK delay: %d, max MTU: %d, port width cap: %d\n", | |
b79acb49 | 422 | dev_cap->local_ca_ack_delay, 128 << dev_cap->ib_mtu[1], |
5ae2a7a8 | 423 | dev_cap->max_port_width[1]); |
225c7b1f RD |
424 | mlx4_dbg(dev, "Max SQ desc size: %d, max SQ S/G: %d\n", |
425 | dev_cap->max_sq_desc_sz, dev_cap->max_sq_sg); | |
426 | mlx4_dbg(dev, "Max RQ desc size: %d, max RQ S/G: %d\n", | |
427 | dev_cap->max_rq_desc_sz, dev_cap->max_rq_sg); | |
b832be1e | 428 | mlx4_dbg(dev, "Max GSO size: %d\n", dev_cap->max_gso_sz); |
225c7b1f RD |
429 | |
430 | dump_dev_cap_flags(dev, dev_cap->flags); | |
431 | ||
432 | out: | |
433 | mlx4_free_cmd_mailbox(dev, mailbox); | |
434 | return err; | |
435 | } | |
436 | ||
437 | int mlx4_map_cmd(struct mlx4_dev *dev, u16 op, struct mlx4_icm *icm, u64 virt) | |
438 | { | |
439 | struct mlx4_cmd_mailbox *mailbox; | |
440 | struct mlx4_icm_iter iter; | |
441 | __be64 *pages; | |
442 | int lg; | |
443 | int nent = 0; | |
444 | int i; | |
445 | int err = 0; | |
446 | int ts = 0, tc = 0; | |
447 | ||
448 | mailbox = mlx4_alloc_cmd_mailbox(dev); | |
449 | if (IS_ERR(mailbox)) | |
450 | return PTR_ERR(mailbox); | |
451 | memset(mailbox->buf, 0, MLX4_MAILBOX_SIZE); | |
452 | pages = mailbox->buf; | |
453 | ||
454 | for (mlx4_icm_first(icm, &iter); | |
455 | !mlx4_icm_last(&iter); | |
456 | mlx4_icm_next(&iter)) { | |
457 | /* | |
458 | * We have to pass pages that are aligned to their | |
459 | * size, so find the least significant 1 in the | |
460 | * address or size and use that as our log2 size. | |
461 | */ | |
462 | lg = ffs(mlx4_icm_addr(&iter) | mlx4_icm_size(&iter)) - 1; | |
463 | if (lg < MLX4_ICM_PAGE_SHIFT) { | |
464 | mlx4_warn(dev, "Got FW area not aligned to %d (%llx/%lx).\n", | |
465 | MLX4_ICM_PAGE_SIZE, | |
466 | (unsigned long long) mlx4_icm_addr(&iter), | |
467 | mlx4_icm_size(&iter)); | |
468 | err = -EINVAL; | |
469 | goto out; | |
470 | } | |
471 | ||
472 | for (i = 0; i < mlx4_icm_size(&iter) >> lg; ++i) { | |
473 | if (virt != -1) { | |
474 | pages[nent * 2] = cpu_to_be64(virt); | |
475 | virt += 1 << lg; | |
476 | } | |
477 | ||
478 | pages[nent * 2 + 1] = | |
479 | cpu_to_be64((mlx4_icm_addr(&iter) + (i << lg)) | | |
480 | (lg - MLX4_ICM_PAGE_SHIFT)); | |
481 | ts += 1 << (lg - 10); | |
482 | ++tc; | |
483 | ||
484 | if (++nent == MLX4_MAILBOX_SIZE / 16) { | |
485 | err = mlx4_cmd(dev, mailbox->dma, nent, 0, op, | |
486 | MLX4_CMD_TIME_CLASS_B); | |
487 | if (err) | |
488 | goto out; | |
489 | nent = 0; | |
490 | } | |
491 | } | |
492 | } | |
493 | ||
494 | if (nent) | |
495 | err = mlx4_cmd(dev, mailbox->dma, nent, 0, op, MLX4_CMD_TIME_CLASS_B); | |
496 | if (err) | |
497 | goto out; | |
498 | ||
499 | switch (op) { | |
500 | case MLX4_CMD_MAP_FA: | |
501 | mlx4_dbg(dev, "Mapped %d chunks/%d KB for FW.\n", tc, ts); | |
502 | break; | |
503 | case MLX4_CMD_MAP_ICM_AUX: | |
504 | mlx4_dbg(dev, "Mapped %d chunks/%d KB for ICM aux.\n", tc, ts); | |
505 | break; | |
506 | case MLX4_CMD_MAP_ICM: | |
507 | mlx4_dbg(dev, "Mapped %d chunks/%d KB at %llx for ICM.\n", | |
508 | tc, ts, (unsigned long long) virt - (ts << 10)); | |
509 | break; | |
510 | } | |
511 | ||
512 | out: | |
513 | mlx4_free_cmd_mailbox(dev, mailbox); | |
514 | return err; | |
515 | } | |
516 | ||
517 | int mlx4_MAP_FA(struct mlx4_dev *dev, struct mlx4_icm *icm) | |
518 | { | |
519 | return mlx4_map_cmd(dev, MLX4_CMD_MAP_FA, icm, -1); | |
520 | } | |
521 | ||
522 | int mlx4_UNMAP_FA(struct mlx4_dev *dev) | |
523 | { | |
524 | return mlx4_cmd(dev, 0, 0, 0, MLX4_CMD_UNMAP_FA, MLX4_CMD_TIME_CLASS_B); | |
525 | } | |
526 | ||
527 | ||
528 | int mlx4_RUN_FW(struct mlx4_dev *dev) | |
529 | { | |
530 | return mlx4_cmd(dev, 0, 0, 0, MLX4_CMD_RUN_FW, MLX4_CMD_TIME_CLASS_A); | |
531 | } | |
532 | ||
533 | int mlx4_QUERY_FW(struct mlx4_dev *dev) | |
534 | { | |
535 | struct mlx4_fw *fw = &mlx4_priv(dev)->fw; | |
536 | struct mlx4_cmd *cmd = &mlx4_priv(dev)->cmd; | |
537 | struct mlx4_cmd_mailbox *mailbox; | |
538 | u32 *outbox; | |
539 | int err = 0; | |
540 | u64 fw_ver; | |
fe40900f | 541 | u16 cmd_if_rev; |
225c7b1f RD |
542 | u8 lg; |
543 | ||
544 | #define QUERY_FW_OUT_SIZE 0x100 | |
545 | #define QUERY_FW_VER_OFFSET 0x00 | |
fe40900f | 546 | #define QUERY_FW_CMD_IF_REV_OFFSET 0x0a |
225c7b1f RD |
547 | #define QUERY_FW_MAX_CMD_OFFSET 0x0f |
548 | #define QUERY_FW_ERR_START_OFFSET 0x30 | |
549 | #define QUERY_FW_ERR_SIZE_OFFSET 0x38 | |
550 | #define QUERY_FW_ERR_BAR_OFFSET 0x3c | |
551 | ||
552 | #define QUERY_FW_SIZE_OFFSET 0x00 | |
553 | #define QUERY_FW_CLR_INT_BASE_OFFSET 0x20 | |
554 | #define QUERY_FW_CLR_INT_BAR_OFFSET 0x28 | |
555 | ||
556 | mailbox = mlx4_alloc_cmd_mailbox(dev); | |
557 | if (IS_ERR(mailbox)) | |
558 | return PTR_ERR(mailbox); | |
559 | outbox = mailbox->buf; | |
560 | ||
561 | err = mlx4_cmd_box(dev, 0, mailbox->dma, 0, 0, MLX4_CMD_QUERY_FW, | |
562 | MLX4_CMD_TIME_CLASS_A); | |
563 | if (err) | |
564 | goto out; | |
565 | ||
566 | MLX4_GET(fw_ver, outbox, QUERY_FW_VER_OFFSET); | |
567 | /* | |
3e1db334 | 568 | * FW subminor version is at more significant bits than minor |
225c7b1f RD |
569 | * version, so swap here. |
570 | */ | |
571 | dev->caps.fw_ver = (fw_ver & 0xffff00000000ull) | | |
572 | ((fw_ver & 0xffff0000ull) >> 16) | | |
573 | ((fw_ver & 0x0000ffffull) << 16); | |
574 | ||
fe40900f | 575 | MLX4_GET(cmd_if_rev, outbox, QUERY_FW_CMD_IF_REV_OFFSET); |
5ae2a7a8 RD |
576 | if (cmd_if_rev < MLX4_COMMAND_INTERFACE_MIN_REV || |
577 | cmd_if_rev > MLX4_COMMAND_INTERFACE_MAX_REV) { | |
fe40900f RD |
578 | mlx4_err(dev, "Installed FW has unsupported " |
579 | "command interface revision %d.\n", | |
580 | cmd_if_rev); | |
581 | mlx4_err(dev, "(Installed FW version is %d.%d.%03d)\n", | |
582 | (int) (dev->caps.fw_ver >> 32), | |
583 | (int) (dev->caps.fw_ver >> 16) & 0xffff, | |
584 | (int) dev->caps.fw_ver & 0xffff); | |
5ae2a7a8 RD |
585 | mlx4_err(dev, "This driver version supports only revisions %d to %d.\n", |
586 | MLX4_COMMAND_INTERFACE_MIN_REV, MLX4_COMMAND_INTERFACE_MAX_REV); | |
fe40900f RD |
587 | err = -ENODEV; |
588 | goto out; | |
589 | } | |
590 | ||
5ae2a7a8 RD |
591 | if (cmd_if_rev < MLX4_COMMAND_INTERFACE_NEW_PORT_CMDS) |
592 | dev->flags |= MLX4_FLAG_OLD_PORT_CMDS; | |
593 | ||
225c7b1f RD |
594 | MLX4_GET(lg, outbox, QUERY_FW_MAX_CMD_OFFSET); |
595 | cmd->max_cmds = 1 << lg; | |
596 | ||
fe40900f | 597 | mlx4_dbg(dev, "FW version %d.%d.%03d (cmd intf rev %d), max commands %d\n", |
225c7b1f RD |
598 | (int) (dev->caps.fw_ver >> 32), |
599 | (int) (dev->caps.fw_ver >> 16) & 0xffff, | |
600 | (int) dev->caps.fw_ver & 0xffff, | |
fe40900f | 601 | cmd_if_rev, cmd->max_cmds); |
225c7b1f RD |
602 | |
603 | MLX4_GET(fw->catas_offset, outbox, QUERY_FW_ERR_START_OFFSET); | |
604 | MLX4_GET(fw->catas_size, outbox, QUERY_FW_ERR_SIZE_OFFSET); | |
605 | MLX4_GET(fw->catas_bar, outbox, QUERY_FW_ERR_BAR_OFFSET); | |
606 | fw->catas_bar = (fw->catas_bar >> 6) * 2; | |
607 | ||
608 | mlx4_dbg(dev, "Catastrophic error buffer at 0x%llx, size 0x%x, BAR %d\n", | |
609 | (unsigned long long) fw->catas_offset, fw->catas_size, fw->catas_bar); | |
610 | ||
611 | MLX4_GET(fw->fw_pages, outbox, QUERY_FW_SIZE_OFFSET); | |
612 | MLX4_GET(fw->clr_int_base, outbox, QUERY_FW_CLR_INT_BASE_OFFSET); | |
613 | MLX4_GET(fw->clr_int_bar, outbox, QUERY_FW_CLR_INT_BAR_OFFSET); | |
614 | fw->clr_int_bar = (fw->clr_int_bar >> 6) * 2; | |
615 | ||
616 | mlx4_dbg(dev, "FW size %d KB\n", fw->fw_pages >> 2); | |
617 | ||
618 | /* | |
619 | * Round up number of system pages needed in case | |
620 | * MLX4_ICM_PAGE_SIZE < PAGE_SIZE. | |
621 | */ | |
622 | fw->fw_pages = | |
623 | ALIGN(fw->fw_pages, PAGE_SIZE / MLX4_ICM_PAGE_SIZE) >> | |
624 | (PAGE_SHIFT - MLX4_ICM_PAGE_SHIFT); | |
625 | ||
626 | mlx4_dbg(dev, "Clear int @ %llx, BAR %d\n", | |
627 | (unsigned long long) fw->clr_int_base, fw->clr_int_bar); | |
628 | ||
629 | out: | |
630 | mlx4_free_cmd_mailbox(dev, mailbox); | |
631 | return err; | |
632 | } | |
633 | ||
634 | static void get_board_id(void *vsd, char *board_id) | |
635 | { | |
636 | int i; | |
637 | ||
638 | #define VSD_OFFSET_SIG1 0x00 | |
639 | #define VSD_OFFSET_SIG2 0xde | |
640 | #define VSD_OFFSET_MLX_BOARD_ID 0xd0 | |
641 | #define VSD_OFFSET_TS_BOARD_ID 0x20 | |
642 | ||
643 | #define VSD_SIGNATURE_TOPSPIN 0x5ad | |
644 | ||
645 | memset(board_id, 0, MLX4_BOARD_ID_LEN); | |
646 | ||
647 | if (be16_to_cpup(vsd + VSD_OFFSET_SIG1) == VSD_SIGNATURE_TOPSPIN && | |
648 | be16_to_cpup(vsd + VSD_OFFSET_SIG2) == VSD_SIGNATURE_TOPSPIN) { | |
649 | strlcpy(board_id, vsd + VSD_OFFSET_TS_BOARD_ID, MLX4_BOARD_ID_LEN); | |
650 | } else { | |
651 | /* | |
652 | * The board ID is a string but the firmware byte | |
653 | * swaps each 4-byte word before passing it back to | |
654 | * us. Therefore we need to swab it before printing. | |
655 | */ | |
656 | for (i = 0; i < 4; ++i) | |
657 | ((u32 *) board_id)[i] = | |
658 | swab32(*(u32 *) (vsd + VSD_OFFSET_MLX_BOARD_ID + i * 4)); | |
659 | } | |
660 | } | |
661 | ||
662 | int mlx4_QUERY_ADAPTER(struct mlx4_dev *dev, struct mlx4_adapter *adapter) | |
663 | { | |
664 | struct mlx4_cmd_mailbox *mailbox; | |
665 | u32 *outbox; | |
666 | int err; | |
667 | ||
668 | #define QUERY_ADAPTER_OUT_SIZE 0x100 | |
225c7b1f RD |
669 | #define QUERY_ADAPTER_INTA_PIN_OFFSET 0x10 |
670 | #define QUERY_ADAPTER_VSD_OFFSET 0x20 | |
671 | ||
672 | mailbox = mlx4_alloc_cmd_mailbox(dev); | |
673 | if (IS_ERR(mailbox)) | |
674 | return PTR_ERR(mailbox); | |
675 | outbox = mailbox->buf; | |
676 | ||
677 | err = mlx4_cmd_box(dev, 0, mailbox->dma, 0, 0, MLX4_CMD_QUERY_ADAPTER, | |
678 | MLX4_CMD_TIME_CLASS_A); | |
679 | if (err) | |
680 | goto out; | |
681 | ||
225c7b1f RD |
682 | MLX4_GET(adapter->inta_pin, outbox, QUERY_ADAPTER_INTA_PIN_OFFSET); |
683 | ||
684 | get_board_id(outbox + QUERY_ADAPTER_VSD_OFFSET / 4, | |
685 | adapter->board_id); | |
686 | ||
687 | out: | |
688 | mlx4_free_cmd_mailbox(dev, mailbox); | |
689 | return err; | |
690 | } | |
691 | ||
692 | int mlx4_INIT_HCA(struct mlx4_dev *dev, struct mlx4_init_hca_param *param) | |
693 | { | |
694 | struct mlx4_cmd_mailbox *mailbox; | |
695 | __be32 *inbox; | |
696 | int err; | |
697 | ||
698 | #define INIT_HCA_IN_SIZE 0x200 | |
699 | #define INIT_HCA_VERSION_OFFSET 0x000 | |
700 | #define INIT_HCA_VERSION 2 | |
701 | #define INIT_HCA_FLAGS_OFFSET 0x014 | |
702 | #define INIT_HCA_QPC_OFFSET 0x020 | |
703 | #define INIT_HCA_QPC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x10) | |
704 | #define INIT_HCA_LOG_QP_OFFSET (INIT_HCA_QPC_OFFSET + 0x17) | |
705 | #define INIT_HCA_SRQC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x28) | |
706 | #define INIT_HCA_LOG_SRQ_OFFSET (INIT_HCA_QPC_OFFSET + 0x2f) | |
707 | #define INIT_HCA_CQC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x30) | |
708 | #define INIT_HCA_LOG_CQ_OFFSET (INIT_HCA_QPC_OFFSET + 0x37) | |
709 | #define INIT_HCA_ALTC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x40) | |
710 | #define INIT_HCA_AUXC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x50) | |
711 | #define INIT_HCA_EQC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x60) | |
712 | #define INIT_HCA_LOG_EQ_OFFSET (INIT_HCA_QPC_OFFSET + 0x67) | |
713 | #define INIT_HCA_RDMARC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x70) | |
714 | #define INIT_HCA_LOG_RD_OFFSET (INIT_HCA_QPC_OFFSET + 0x77) | |
715 | #define INIT_HCA_MCAST_OFFSET 0x0c0 | |
716 | #define INIT_HCA_MC_BASE_OFFSET (INIT_HCA_MCAST_OFFSET + 0x00) | |
717 | #define INIT_HCA_LOG_MC_ENTRY_SZ_OFFSET (INIT_HCA_MCAST_OFFSET + 0x12) | |
718 | #define INIT_HCA_LOG_MC_HASH_SZ_OFFSET (INIT_HCA_MCAST_OFFSET + 0x16) | |
719 | #define INIT_HCA_LOG_MC_TABLE_SZ_OFFSET (INIT_HCA_MCAST_OFFSET + 0x1b) | |
720 | #define INIT_HCA_TPT_OFFSET 0x0f0 | |
721 | #define INIT_HCA_DMPT_BASE_OFFSET (INIT_HCA_TPT_OFFSET + 0x00) | |
722 | #define INIT_HCA_LOG_MPT_SZ_OFFSET (INIT_HCA_TPT_OFFSET + 0x0b) | |
723 | #define INIT_HCA_MTT_BASE_OFFSET (INIT_HCA_TPT_OFFSET + 0x10) | |
724 | #define INIT_HCA_CMPT_BASE_OFFSET (INIT_HCA_TPT_OFFSET + 0x18) | |
725 | #define INIT_HCA_UAR_OFFSET 0x120 | |
726 | #define INIT_HCA_LOG_UAR_SZ_OFFSET (INIT_HCA_UAR_OFFSET + 0x0a) | |
727 | #define INIT_HCA_UAR_PAGE_SZ_OFFSET (INIT_HCA_UAR_OFFSET + 0x0b) | |
728 | ||
729 | mailbox = mlx4_alloc_cmd_mailbox(dev); | |
730 | if (IS_ERR(mailbox)) | |
731 | return PTR_ERR(mailbox); | |
732 | inbox = mailbox->buf; | |
733 | ||
734 | memset(inbox, 0, INIT_HCA_IN_SIZE); | |
735 | ||
736 | *((u8 *) mailbox->buf + INIT_HCA_VERSION_OFFSET) = INIT_HCA_VERSION; | |
737 | ||
738 | #if defined(__LITTLE_ENDIAN) | |
739 | *(inbox + INIT_HCA_FLAGS_OFFSET / 4) &= ~cpu_to_be32(1 << 1); | |
740 | #elif defined(__BIG_ENDIAN) | |
741 | *(inbox + INIT_HCA_FLAGS_OFFSET / 4) |= cpu_to_be32(1 << 1); | |
742 | #else | |
743 | #error Host endianness not defined | |
744 | #endif | |
745 | /* Check port for UD address vector: */ | |
746 | *(inbox + INIT_HCA_FLAGS_OFFSET / 4) |= cpu_to_be32(1); | |
747 | ||
8ff095ec EC |
748 | /* Enable IPoIB checksumming if we can: */ |
749 | if (dev->caps.flags & MLX4_DEV_CAP_FLAG_IPOIB_CSUM) | |
750 | *(inbox + INIT_HCA_FLAGS_OFFSET / 4) |= cpu_to_be32(1 << 3); | |
751 | ||
51f5f0ee JM |
752 | /* Enable QoS support if module parameter set */ |
753 | if (enable_qos) | |
754 | *(inbox + INIT_HCA_FLAGS_OFFSET / 4) |= cpu_to_be32(1 << 2); | |
755 | ||
225c7b1f RD |
756 | /* QPC/EEC/CQC/EQC/RDMARC attributes */ |
757 | ||
758 | MLX4_PUT(inbox, param->qpc_base, INIT_HCA_QPC_BASE_OFFSET); | |
759 | MLX4_PUT(inbox, param->log_num_qps, INIT_HCA_LOG_QP_OFFSET); | |
760 | MLX4_PUT(inbox, param->srqc_base, INIT_HCA_SRQC_BASE_OFFSET); | |
761 | MLX4_PUT(inbox, param->log_num_srqs, INIT_HCA_LOG_SRQ_OFFSET); | |
762 | MLX4_PUT(inbox, param->cqc_base, INIT_HCA_CQC_BASE_OFFSET); | |
763 | MLX4_PUT(inbox, param->log_num_cqs, INIT_HCA_LOG_CQ_OFFSET); | |
764 | MLX4_PUT(inbox, param->altc_base, INIT_HCA_ALTC_BASE_OFFSET); | |
765 | MLX4_PUT(inbox, param->auxc_base, INIT_HCA_AUXC_BASE_OFFSET); | |
766 | MLX4_PUT(inbox, param->eqc_base, INIT_HCA_EQC_BASE_OFFSET); | |
767 | MLX4_PUT(inbox, param->log_num_eqs, INIT_HCA_LOG_EQ_OFFSET); | |
768 | MLX4_PUT(inbox, param->rdmarc_base, INIT_HCA_RDMARC_BASE_OFFSET); | |
769 | MLX4_PUT(inbox, param->log_rd_per_qp, INIT_HCA_LOG_RD_OFFSET); | |
770 | ||
771 | /* multicast attributes */ | |
772 | ||
773 | MLX4_PUT(inbox, param->mc_base, INIT_HCA_MC_BASE_OFFSET); | |
774 | MLX4_PUT(inbox, param->log_mc_entry_sz, INIT_HCA_LOG_MC_ENTRY_SZ_OFFSET); | |
775 | MLX4_PUT(inbox, param->log_mc_hash_sz, INIT_HCA_LOG_MC_HASH_SZ_OFFSET); | |
776 | MLX4_PUT(inbox, param->log_mc_table_sz, INIT_HCA_LOG_MC_TABLE_SZ_OFFSET); | |
777 | ||
778 | /* TPT attributes */ | |
779 | ||
780 | MLX4_PUT(inbox, param->dmpt_base, INIT_HCA_DMPT_BASE_OFFSET); | |
781 | MLX4_PUT(inbox, param->log_mpt_sz, INIT_HCA_LOG_MPT_SZ_OFFSET); | |
782 | MLX4_PUT(inbox, param->mtt_base, INIT_HCA_MTT_BASE_OFFSET); | |
783 | MLX4_PUT(inbox, param->cmpt_base, INIT_HCA_CMPT_BASE_OFFSET); | |
784 | ||
785 | /* UAR attributes */ | |
786 | ||
787 | MLX4_PUT(inbox, (u8) (PAGE_SHIFT - 12), INIT_HCA_UAR_PAGE_SZ_OFFSET); | |
788 | MLX4_PUT(inbox, param->log_uar_sz, INIT_HCA_LOG_UAR_SZ_OFFSET); | |
789 | ||
77109cc2 | 790 | err = mlx4_cmd(dev, mailbox->dma, 0, 0, MLX4_CMD_INIT_HCA, 10000); |
225c7b1f RD |
791 | |
792 | if (err) | |
793 | mlx4_err(dev, "INIT_HCA returns %d\n", err); | |
794 | ||
795 | mlx4_free_cmd_mailbox(dev, mailbox); | |
796 | return err; | |
797 | } | |
798 | ||
5ae2a7a8 | 799 | int mlx4_INIT_PORT(struct mlx4_dev *dev, int port) |
225c7b1f RD |
800 | { |
801 | struct mlx4_cmd_mailbox *mailbox; | |
802 | u32 *inbox; | |
803 | int err; | |
804 | u32 flags; | |
5ae2a7a8 | 805 | u16 field; |
225c7b1f | 806 | |
5ae2a7a8 | 807 | if (dev->flags & MLX4_FLAG_OLD_PORT_CMDS) { |
225c7b1f RD |
808 | #define INIT_PORT_IN_SIZE 256 |
809 | #define INIT_PORT_FLAGS_OFFSET 0x00 | |
810 | #define INIT_PORT_FLAG_SIG (1 << 18) | |
811 | #define INIT_PORT_FLAG_NG (1 << 17) | |
812 | #define INIT_PORT_FLAG_G0 (1 << 16) | |
813 | #define INIT_PORT_VL_SHIFT 4 | |
814 | #define INIT_PORT_PORT_WIDTH_SHIFT 8 | |
815 | #define INIT_PORT_MTU_OFFSET 0x04 | |
816 | #define INIT_PORT_MAX_GID_OFFSET 0x06 | |
817 | #define INIT_PORT_MAX_PKEY_OFFSET 0x0a | |
818 | #define INIT_PORT_GUID0_OFFSET 0x10 | |
819 | #define INIT_PORT_NODE_GUID_OFFSET 0x18 | |
820 | #define INIT_PORT_SI_GUID_OFFSET 0x20 | |
821 | ||
5ae2a7a8 RD |
822 | mailbox = mlx4_alloc_cmd_mailbox(dev); |
823 | if (IS_ERR(mailbox)) | |
824 | return PTR_ERR(mailbox); | |
825 | inbox = mailbox->buf; | |
225c7b1f | 826 | |
5ae2a7a8 | 827 | memset(inbox, 0, INIT_PORT_IN_SIZE); |
225c7b1f | 828 | |
5ae2a7a8 RD |
829 | flags = 0; |
830 | flags |= (dev->caps.vl_cap[port] & 0xf) << INIT_PORT_VL_SHIFT; | |
831 | flags |= (dev->caps.port_width_cap[port] & 0xf) << INIT_PORT_PORT_WIDTH_SHIFT; | |
832 | MLX4_PUT(inbox, flags, INIT_PORT_FLAGS_OFFSET); | |
225c7b1f | 833 | |
b79acb49 | 834 | field = 128 << dev->caps.ib_mtu_cap[port]; |
5ae2a7a8 RD |
835 | MLX4_PUT(inbox, field, INIT_PORT_MTU_OFFSET); |
836 | field = dev->caps.gid_table_len[port]; | |
837 | MLX4_PUT(inbox, field, INIT_PORT_MAX_GID_OFFSET); | |
838 | field = dev->caps.pkey_table_len[port]; | |
839 | MLX4_PUT(inbox, field, INIT_PORT_MAX_PKEY_OFFSET); | |
225c7b1f | 840 | |
5ae2a7a8 RD |
841 | err = mlx4_cmd(dev, mailbox->dma, port, 0, MLX4_CMD_INIT_PORT, |
842 | MLX4_CMD_TIME_CLASS_A); | |
225c7b1f | 843 | |
5ae2a7a8 RD |
844 | mlx4_free_cmd_mailbox(dev, mailbox); |
845 | } else | |
846 | err = mlx4_cmd(dev, 0, port, 0, MLX4_CMD_INIT_PORT, | |
847 | MLX4_CMD_TIME_CLASS_A); | |
225c7b1f RD |
848 | |
849 | return err; | |
850 | } | |
851 | EXPORT_SYMBOL_GPL(mlx4_INIT_PORT); | |
852 | ||
853 | int mlx4_CLOSE_PORT(struct mlx4_dev *dev, int port) | |
854 | { | |
855 | return mlx4_cmd(dev, 0, port, 0, MLX4_CMD_CLOSE_PORT, 1000); | |
856 | } | |
857 | EXPORT_SYMBOL_GPL(mlx4_CLOSE_PORT); | |
858 | ||
859 | int mlx4_CLOSE_HCA(struct mlx4_dev *dev, int panic) | |
860 | { | |
861 | return mlx4_cmd(dev, 0, 0, panic, MLX4_CMD_CLOSE_HCA, 1000); | |
862 | } | |
863 | ||
864 | int mlx4_SET_ICM_SIZE(struct mlx4_dev *dev, u64 icm_size, u64 *aux_pages) | |
865 | { | |
866 | int ret = mlx4_cmd_imm(dev, icm_size, aux_pages, 0, 0, | |
867 | MLX4_CMD_SET_ICM_SIZE, | |
868 | MLX4_CMD_TIME_CLASS_A); | |
869 | if (ret) | |
870 | return ret; | |
871 | ||
872 | /* | |
873 | * Round up number of system pages needed in case | |
874 | * MLX4_ICM_PAGE_SIZE < PAGE_SIZE. | |
875 | */ | |
876 | *aux_pages = ALIGN(*aux_pages, PAGE_SIZE / MLX4_ICM_PAGE_SIZE) >> | |
877 | (PAGE_SHIFT - MLX4_ICM_PAGE_SHIFT); | |
878 | ||
879 | return 0; | |
880 | } | |
881 | ||
882 | int mlx4_NOP(struct mlx4_dev *dev) | |
883 | { | |
884 | /* Input modifier of 0x1f means "finish as soon as possible." */ | |
885 | return mlx4_cmd(dev, 0, 0x1f, 0, MLX4_CMD_NOP, 100); | |
886 | } |