2 * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved.
3 * Copyright (c) 2005, 2006, 2007, 2008 Mellanox Technologies. All rights reserved.
4 * Copyright (c) 2005, 2006, 2007 Cisco Systems, Inc. All rights reserved.
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:
12 * Redistribution and use in source and binary forms, with or
13 * without modification, are permitted provided that the following
16 * - Redistributions of source code must retain the above
17 * copyright notice, this list of conditions and the following
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.
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
35 #include <linux/etherdevice.h>
36 #include <linux/mlx4/cmd.h>
37 #include <linux/module.h>
38 #include <linux/cache.h>
44 MLX4_COMMAND_INTERFACE_MIN_REV = 2,
45 MLX4_COMMAND_INTERFACE_MAX_REV = 3,
46 MLX4_COMMAND_INTERFACE_NEW_PORT_CMDS = 3,
49 extern void __buggy_use_of_MLX4_GET(void);
50 extern void __buggy_use_of_MLX4_PUT(void);
52 static bool enable_qos;
53 module_param(enable_qos, bool, 0444);
54 MODULE_PARM_DESC(enable_qos, "Enable Quality of Service support in the HCA (default: off)");
56 #define MLX4_GET(dest, source, offset) \
58 void *__p = (char *) (source) + (offset); \
59 switch (sizeof (dest)) { \
60 case 1: (dest) = *(u8 *) __p; break; \
61 case 2: (dest) = be16_to_cpup(__p); break; \
62 case 4: (dest) = be32_to_cpup(__p); break; \
63 case 8: (dest) = be64_to_cpup(__p); break; \
64 default: __buggy_use_of_MLX4_GET(); \
68 #define MLX4_PUT(dest, source, offset) \
70 void *__d = ((char *) (dest) + (offset)); \
71 switch (sizeof(source)) { \
72 case 1: *(u8 *) __d = (source); break; \
73 case 2: *(__be16 *) __d = cpu_to_be16(source); break; \
74 case 4: *(__be32 *) __d = cpu_to_be32(source); break; \
75 case 8: *(__be64 *) __d = cpu_to_be64(source); break; \
76 default: __buggy_use_of_MLX4_PUT(); \
80 static void dump_dev_cap_flags(struct mlx4_dev *dev, u64 flags)
82 static const char *fname[] = {
83 [ 0] = "RC transport",
84 [ 1] = "UC transport",
85 [ 2] = "UD transport",
86 [ 3] = "XRC transport",
87 [ 4] = "reliable multicast",
88 [ 5] = "FCoIB support",
90 [ 7] = "IPoIB checksum offload",
91 [ 8] = "P_Key violation counter",
92 [ 9] = "Q_Key violation counter",
95 [15] = "Big LSO headers",
98 [18] = "Atomic ops support",
99 [19] = "Raw multicast support",
100 [20] = "Address vector port checking support",
101 [21] = "UD multicast support",
102 [24] = "Demand paging support",
103 [25] = "Router support",
104 [30] = "IBoE support",
105 [32] = "Unicast loopback support",
106 [34] = "FCS header control",
107 [38] = "Wake On LAN support",
108 [40] = "UDP RSS support",
109 [41] = "Unicast VEP steering support",
110 [42] = "Multicast VEP steering support",
111 [48] = "Counters support",
115 mlx4_dbg(dev, "DEV_CAP flags:\n");
116 for (i = 0; i < ARRAY_SIZE(fname); ++i)
117 if (fname[i] && (flags & (1LL << i)))
118 mlx4_dbg(dev, " %s\n", fname[i]);
121 static void dump_dev_cap_flags2(struct mlx4_dev *dev, u64 flags)
123 static const char * const fname[] = {
125 [1] = "RSS Toeplitz Hash Function support",
126 [2] = "RSS XOR Hash Function support",
127 [3] = "Device manage flow steering support"
131 for (i = 0; i < ARRAY_SIZE(fname); ++i)
132 if (fname[i] && (flags & (1LL << i)))
133 mlx4_dbg(dev, " %s\n", fname[i]);
136 int mlx4_MOD_STAT_CFG(struct mlx4_dev *dev, struct mlx4_mod_stat_cfg *cfg)
138 struct mlx4_cmd_mailbox *mailbox;
142 #define MOD_STAT_CFG_IN_SIZE 0x100
144 #define MOD_STAT_CFG_PG_SZ_M_OFFSET 0x002
145 #define MOD_STAT_CFG_PG_SZ_OFFSET 0x003
147 mailbox = mlx4_alloc_cmd_mailbox(dev);
149 return PTR_ERR(mailbox);
150 inbox = mailbox->buf;
152 memset(inbox, 0, MOD_STAT_CFG_IN_SIZE);
154 MLX4_PUT(inbox, cfg->log_pg_sz, MOD_STAT_CFG_PG_SZ_OFFSET);
155 MLX4_PUT(inbox, cfg->log_pg_sz_m, MOD_STAT_CFG_PG_SZ_M_OFFSET);
157 err = mlx4_cmd(dev, mailbox->dma, 0, 0, MLX4_CMD_MOD_STAT_CFG,
158 MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE);
160 mlx4_free_cmd_mailbox(dev, mailbox);
164 int mlx4_QUERY_FUNC_CAP_wrapper(struct mlx4_dev *dev, int slave,
165 struct mlx4_vhcr *vhcr,
166 struct mlx4_cmd_mailbox *inbox,
167 struct mlx4_cmd_mailbox *outbox,
168 struct mlx4_cmd_info *cmd)
174 #define QUERY_FUNC_CAP_FLAGS_OFFSET 0x0
175 #define QUERY_FUNC_CAP_NUM_PORTS_OFFSET 0x1
176 #define QUERY_FUNC_CAP_PF_BHVR_OFFSET 0x4
177 #define QUERY_FUNC_CAP_QP_QUOTA_OFFSET 0x10
178 #define QUERY_FUNC_CAP_CQ_QUOTA_OFFSET 0x14
179 #define QUERY_FUNC_CAP_SRQ_QUOTA_OFFSET 0x18
180 #define QUERY_FUNC_CAP_MPT_QUOTA_OFFSET 0x20
181 #define QUERY_FUNC_CAP_MTT_QUOTA_OFFSET 0x24
182 #define QUERY_FUNC_CAP_MCG_QUOTA_OFFSET 0x28
183 #define QUERY_FUNC_CAP_MAX_EQ_OFFSET 0x2c
184 #define QUERY_FUNC_CAP_RESERVED_EQ_OFFSET 0X30
186 #define QUERY_FUNC_CAP_PHYS_PORT_OFFSET 0x3
187 #define QUERY_FUNC_CAP_ETH_PROPS_OFFSET 0xc
189 if (vhcr->op_modifier == 1) {
190 field = vhcr->in_modifier;
191 MLX4_PUT(outbox->buf, field, QUERY_FUNC_CAP_PHYS_PORT_OFFSET);
193 field = 0; /* ensure fvl bit is not set */
194 MLX4_PUT(outbox->buf, field, QUERY_FUNC_CAP_ETH_PROPS_OFFSET);
195 } else if (vhcr->op_modifier == 0) {
196 field = 1 << 7; /* enable only ethernet interface */
197 MLX4_PUT(outbox->buf, field, QUERY_FUNC_CAP_FLAGS_OFFSET);
199 field = dev->caps.num_ports;
200 MLX4_PUT(outbox->buf, field, QUERY_FUNC_CAP_NUM_PORTS_OFFSET);
202 size = 0; /* no PF behavious is set for now */
203 MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_PF_BHVR_OFFSET);
205 size = dev->caps.num_qps;
206 MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_QP_QUOTA_OFFSET);
208 size = dev->caps.num_srqs;
209 MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_SRQ_QUOTA_OFFSET);
211 size = dev->caps.num_cqs;
212 MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_CQ_QUOTA_OFFSET);
214 size = dev->caps.num_eqs;
215 MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_MAX_EQ_OFFSET);
217 size = dev->caps.reserved_eqs;
218 MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_RESERVED_EQ_OFFSET);
220 size = dev->caps.num_mpts;
221 MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_MPT_QUOTA_OFFSET);
223 size = dev->caps.num_mtts;
224 MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_MTT_QUOTA_OFFSET);
226 size = dev->caps.num_mgms + dev->caps.num_amgms;
227 MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_MCG_QUOTA_OFFSET);
235 int mlx4_QUERY_FUNC_CAP(struct mlx4_dev *dev, struct mlx4_func_cap *func_cap)
237 struct mlx4_cmd_mailbox *mailbox;
245 mailbox = mlx4_alloc_cmd_mailbox(dev);
247 return PTR_ERR(mailbox);
249 err = mlx4_cmd_box(dev, 0, mailbox->dma, 0, 0, MLX4_CMD_QUERY_FUNC_CAP,
250 MLX4_CMD_TIME_CLASS_A, MLX4_CMD_WRAPPED);
254 outbox = mailbox->buf;
256 MLX4_GET(field, outbox, QUERY_FUNC_CAP_FLAGS_OFFSET);
257 if (!(field & (1 << 7))) {
258 mlx4_err(dev, "The host doesn't support eth interface\n");
259 err = -EPROTONOSUPPORT;
263 MLX4_GET(field, outbox, QUERY_FUNC_CAP_NUM_PORTS_OFFSET);
264 func_cap->num_ports = field;
266 MLX4_GET(size, outbox, QUERY_FUNC_CAP_PF_BHVR_OFFSET);
267 func_cap->pf_context_behaviour = size;
269 MLX4_GET(size, outbox, QUERY_FUNC_CAP_QP_QUOTA_OFFSET);
270 func_cap->qp_quota = size & 0xFFFFFF;
272 MLX4_GET(size, outbox, QUERY_FUNC_CAP_SRQ_QUOTA_OFFSET);
273 func_cap->srq_quota = size & 0xFFFFFF;
275 MLX4_GET(size, outbox, QUERY_FUNC_CAP_CQ_QUOTA_OFFSET);
276 func_cap->cq_quota = size & 0xFFFFFF;
278 MLX4_GET(size, outbox, QUERY_FUNC_CAP_MAX_EQ_OFFSET);
279 func_cap->max_eq = size & 0xFFFFFF;
281 MLX4_GET(size, outbox, QUERY_FUNC_CAP_RESERVED_EQ_OFFSET);
282 func_cap->reserved_eq = size & 0xFFFFFF;
284 MLX4_GET(size, outbox, QUERY_FUNC_CAP_MPT_QUOTA_OFFSET);
285 func_cap->mpt_quota = size & 0xFFFFFF;
287 MLX4_GET(size, outbox, QUERY_FUNC_CAP_MTT_QUOTA_OFFSET);
288 func_cap->mtt_quota = size & 0xFFFFFF;
290 MLX4_GET(size, outbox, QUERY_FUNC_CAP_MCG_QUOTA_OFFSET);
291 func_cap->mcg_quota = size & 0xFFFFFF;
293 for (i = 1; i <= func_cap->num_ports; ++i) {
294 err = mlx4_cmd_box(dev, 0, mailbox->dma, i, 1,
295 MLX4_CMD_QUERY_FUNC_CAP,
296 MLX4_CMD_TIME_CLASS_A, MLX4_CMD_WRAPPED);
300 MLX4_GET(field, outbox, QUERY_FUNC_CAP_ETH_PROPS_OFFSET);
301 if (field & (1 << 7)) {
302 mlx4_err(dev, "VLAN is enforced on this port\n");
303 err = -EPROTONOSUPPORT;
307 if (field & (1 << 6)) {
308 mlx4_err(dev, "Force mac is enabled on this port\n");
309 err = -EPROTONOSUPPORT;
313 MLX4_GET(field, outbox, QUERY_FUNC_CAP_PHYS_PORT_OFFSET);
314 func_cap->physical_port[i] = field;
317 /* All other resources are allocated by the master, but we still report
318 * 'num' and 'reserved' capabilities as follows:
319 * - num remains the maximum resource index
320 * - 'num - reserved' is the total available objects of a resource, but
321 * resource indices may be less than 'reserved'
322 * TODO: set per-resource quotas */
325 mlx4_free_cmd_mailbox(dev, mailbox);
330 int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
332 struct mlx4_cmd_mailbox *mailbox;
335 u32 field32, flags, ext_flags;
341 #define QUERY_DEV_CAP_OUT_SIZE 0x100
342 #define QUERY_DEV_CAP_MAX_SRQ_SZ_OFFSET 0x10
343 #define QUERY_DEV_CAP_MAX_QP_SZ_OFFSET 0x11
344 #define QUERY_DEV_CAP_RSVD_QP_OFFSET 0x12
345 #define QUERY_DEV_CAP_MAX_QP_OFFSET 0x13
346 #define QUERY_DEV_CAP_RSVD_SRQ_OFFSET 0x14
347 #define QUERY_DEV_CAP_MAX_SRQ_OFFSET 0x15
348 #define QUERY_DEV_CAP_RSVD_EEC_OFFSET 0x16
349 #define QUERY_DEV_CAP_MAX_EEC_OFFSET 0x17
350 #define QUERY_DEV_CAP_MAX_CQ_SZ_OFFSET 0x19
351 #define QUERY_DEV_CAP_RSVD_CQ_OFFSET 0x1a
352 #define QUERY_DEV_CAP_MAX_CQ_OFFSET 0x1b
353 #define QUERY_DEV_CAP_MAX_MPT_OFFSET 0x1d
354 #define QUERY_DEV_CAP_RSVD_EQ_OFFSET 0x1e
355 #define QUERY_DEV_CAP_MAX_EQ_OFFSET 0x1f
356 #define QUERY_DEV_CAP_RSVD_MTT_OFFSET 0x20
357 #define QUERY_DEV_CAP_MAX_MRW_SZ_OFFSET 0x21
358 #define QUERY_DEV_CAP_RSVD_MRW_OFFSET 0x22
359 #define QUERY_DEV_CAP_MAX_MTT_SEG_OFFSET 0x23
360 #define QUERY_DEV_CAP_MAX_AV_OFFSET 0x27
361 #define QUERY_DEV_CAP_MAX_REQ_QP_OFFSET 0x29
362 #define QUERY_DEV_CAP_MAX_RES_QP_OFFSET 0x2b
363 #define QUERY_DEV_CAP_MAX_GSO_OFFSET 0x2d
364 #define QUERY_DEV_CAP_RSS_OFFSET 0x2e
365 #define QUERY_DEV_CAP_MAX_RDMA_OFFSET 0x2f
366 #define QUERY_DEV_CAP_RSZ_SRQ_OFFSET 0x33
367 #define QUERY_DEV_CAP_ACK_DELAY_OFFSET 0x35
368 #define QUERY_DEV_CAP_MTU_WIDTH_OFFSET 0x36
369 #define QUERY_DEV_CAP_VL_PORT_OFFSET 0x37
370 #define QUERY_DEV_CAP_MAX_MSG_SZ_OFFSET 0x38
371 #define QUERY_DEV_CAP_MAX_GID_OFFSET 0x3b
372 #define QUERY_DEV_CAP_RATE_SUPPORT_OFFSET 0x3c
373 #define QUERY_DEV_CAP_MAX_PKEY_OFFSET 0x3f
374 #define QUERY_DEV_CAP_EXT_FLAGS_OFFSET 0x40
375 #define QUERY_DEV_CAP_FLAGS_OFFSET 0x44
376 #define QUERY_DEV_CAP_RSVD_UAR_OFFSET 0x48
377 #define QUERY_DEV_CAP_UAR_SZ_OFFSET 0x49
378 #define QUERY_DEV_CAP_PAGE_SZ_OFFSET 0x4b
379 #define QUERY_DEV_CAP_BF_OFFSET 0x4c
380 #define QUERY_DEV_CAP_LOG_BF_REG_SZ_OFFSET 0x4d
381 #define QUERY_DEV_CAP_LOG_MAX_BF_REGS_PER_PAGE_OFFSET 0x4e
382 #define QUERY_DEV_CAP_LOG_MAX_BF_PAGES_OFFSET 0x4f
383 #define QUERY_DEV_CAP_MAX_SG_SQ_OFFSET 0x51
384 #define QUERY_DEV_CAP_MAX_DESC_SZ_SQ_OFFSET 0x52
385 #define QUERY_DEV_CAP_MAX_SG_RQ_OFFSET 0x55
386 #define QUERY_DEV_CAP_MAX_DESC_SZ_RQ_OFFSET 0x56
387 #define QUERY_DEV_CAP_MAX_QP_MCG_OFFSET 0x61
388 #define QUERY_DEV_CAP_RSVD_MCG_OFFSET 0x62
389 #define QUERY_DEV_CAP_MAX_MCG_OFFSET 0x63
390 #define QUERY_DEV_CAP_RSVD_PD_OFFSET 0x64
391 #define QUERY_DEV_CAP_MAX_PD_OFFSET 0x65
392 #define QUERY_DEV_CAP_RSVD_XRC_OFFSET 0x66
393 #define QUERY_DEV_CAP_MAX_XRC_OFFSET 0x67
394 #define QUERY_DEV_CAP_MAX_COUNTERS_OFFSET 0x68
395 #define QUERY_DEV_CAP_FLOW_STEERING_RANGE_EN_OFFSET 0x76
396 #define QUERY_DEV_CAP_FLOW_STEERING_MAX_QP_OFFSET 0x77
397 #define QUERY_DEV_CAP_RDMARC_ENTRY_SZ_OFFSET 0x80
398 #define QUERY_DEV_CAP_QPC_ENTRY_SZ_OFFSET 0x82
399 #define QUERY_DEV_CAP_AUX_ENTRY_SZ_OFFSET 0x84
400 #define QUERY_DEV_CAP_ALTC_ENTRY_SZ_OFFSET 0x86
401 #define QUERY_DEV_CAP_EQC_ENTRY_SZ_OFFSET 0x88
402 #define QUERY_DEV_CAP_CQC_ENTRY_SZ_OFFSET 0x8a
403 #define QUERY_DEV_CAP_SRQ_ENTRY_SZ_OFFSET 0x8c
404 #define QUERY_DEV_CAP_C_MPT_ENTRY_SZ_OFFSET 0x8e
405 #define QUERY_DEV_CAP_MTT_ENTRY_SZ_OFFSET 0x90
406 #define QUERY_DEV_CAP_D_MPT_ENTRY_SZ_OFFSET 0x92
407 #define QUERY_DEV_CAP_BMME_FLAGS_OFFSET 0x94
408 #define QUERY_DEV_CAP_RSVD_LKEY_OFFSET 0x98
409 #define QUERY_DEV_CAP_MAX_ICM_SZ_OFFSET 0xa0
412 mailbox = mlx4_alloc_cmd_mailbox(dev);
414 return PTR_ERR(mailbox);
415 outbox = mailbox->buf;
417 err = mlx4_cmd_box(dev, 0, mailbox->dma, 0, 0, MLX4_CMD_QUERY_DEV_CAP,
418 MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE);
422 MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_QP_OFFSET);
423 dev_cap->reserved_qps = 1 << (field & 0xf);
424 MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_QP_OFFSET);
425 dev_cap->max_qps = 1 << (field & 0x1f);
426 MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_SRQ_OFFSET);
427 dev_cap->reserved_srqs = 1 << (field >> 4);
428 MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_SRQ_OFFSET);
429 dev_cap->max_srqs = 1 << (field & 0x1f);
430 MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_CQ_SZ_OFFSET);
431 dev_cap->max_cq_sz = 1 << field;
432 MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_CQ_OFFSET);
433 dev_cap->reserved_cqs = 1 << (field & 0xf);
434 MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_CQ_OFFSET);
435 dev_cap->max_cqs = 1 << (field & 0x1f);
436 MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_MPT_OFFSET);
437 dev_cap->max_mpts = 1 << (field & 0x3f);
438 MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_EQ_OFFSET);
439 dev_cap->reserved_eqs = field & 0xf;
440 MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_EQ_OFFSET);
441 dev_cap->max_eqs = 1 << (field & 0xf);
442 MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_MTT_OFFSET);
443 dev_cap->reserved_mtts = 1 << (field >> 4);
444 MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_MRW_SZ_OFFSET);
445 dev_cap->max_mrw_sz = 1 << field;
446 MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_MRW_OFFSET);
447 dev_cap->reserved_mrws = 1 << (field & 0xf);
448 MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_MTT_SEG_OFFSET);
449 dev_cap->max_mtt_seg = 1 << (field & 0x3f);
450 MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_REQ_QP_OFFSET);
451 dev_cap->max_requester_per_qp = 1 << (field & 0x3f);
452 MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_RES_QP_OFFSET);
453 dev_cap->max_responder_per_qp = 1 << (field & 0x3f);
454 MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_GSO_OFFSET);
457 dev_cap->max_gso_sz = 0;
459 dev_cap->max_gso_sz = 1 << field;
461 MLX4_GET(field, outbox, QUERY_DEV_CAP_RSS_OFFSET);
463 dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_RSS_XOR;
465 dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_RSS_TOP;
468 dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_RSS;
469 dev_cap->max_rss_tbl_sz = 1 << field;
471 dev_cap->max_rss_tbl_sz = 0;
472 MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_RDMA_OFFSET);
473 dev_cap->max_rdma_global = 1 << (field & 0x3f);
474 MLX4_GET(field, outbox, QUERY_DEV_CAP_ACK_DELAY_OFFSET);
475 dev_cap->local_ca_ack_delay = field & 0x1f;
476 MLX4_GET(field, outbox, QUERY_DEV_CAP_VL_PORT_OFFSET);
477 dev_cap->num_ports = field & 0xf;
478 MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_MSG_SZ_OFFSET);
479 dev_cap->max_msg_sz = 1 << (field & 0x1f);
480 MLX4_GET(field, outbox, QUERY_DEV_CAP_FLOW_STEERING_RANGE_EN_OFFSET);
482 dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_FS_EN;
483 dev_cap->fs_log_max_ucast_qp_range_size = field & 0x1f;
484 MLX4_GET(field, outbox, QUERY_DEV_CAP_FLOW_STEERING_MAX_QP_OFFSET);
485 dev_cap->fs_max_num_qp_per_entry = field;
486 MLX4_GET(stat_rate, outbox, QUERY_DEV_CAP_RATE_SUPPORT_OFFSET);
487 dev_cap->stat_rate_support = stat_rate;
488 MLX4_GET(ext_flags, outbox, QUERY_DEV_CAP_EXT_FLAGS_OFFSET);
489 MLX4_GET(flags, outbox, QUERY_DEV_CAP_FLAGS_OFFSET);
490 dev_cap->flags = flags | (u64)ext_flags << 32;
491 MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_UAR_OFFSET);
492 dev_cap->reserved_uars = field >> 4;
493 MLX4_GET(field, outbox, QUERY_DEV_CAP_UAR_SZ_OFFSET);
494 dev_cap->uar_size = 1 << ((field & 0x3f) + 20);
495 MLX4_GET(field, outbox, QUERY_DEV_CAP_PAGE_SZ_OFFSET);
496 dev_cap->min_page_sz = 1 << field;
498 MLX4_GET(field, outbox, QUERY_DEV_CAP_BF_OFFSET);
500 MLX4_GET(field, outbox, QUERY_DEV_CAP_LOG_BF_REG_SZ_OFFSET);
501 dev_cap->bf_reg_size = 1 << (field & 0x1f);
502 MLX4_GET(field, outbox, QUERY_DEV_CAP_LOG_MAX_BF_REGS_PER_PAGE_OFFSET);
503 if ((1 << (field & 0x3f)) > (PAGE_SIZE / dev_cap->bf_reg_size))
505 dev_cap->bf_regs_per_page = 1 << (field & 0x3f);
506 mlx4_dbg(dev, "BlueFlame available (reg size %d, regs/page %d)\n",
507 dev_cap->bf_reg_size, dev_cap->bf_regs_per_page);
509 dev_cap->bf_reg_size = 0;
510 mlx4_dbg(dev, "BlueFlame not available\n");
513 MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_SG_SQ_OFFSET);
514 dev_cap->max_sq_sg = field;
515 MLX4_GET(size, outbox, QUERY_DEV_CAP_MAX_DESC_SZ_SQ_OFFSET);
516 dev_cap->max_sq_desc_sz = size;
518 MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_QP_MCG_OFFSET);
519 dev_cap->max_qp_per_mcg = 1 << field;
520 MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_MCG_OFFSET);
521 dev_cap->reserved_mgms = field & 0xf;
522 MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_MCG_OFFSET);
523 dev_cap->max_mcgs = 1 << field;
524 MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_PD_OFFSET);
525 dev_cap->reserved_pds = field >> 4;
526 MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_PD_OFFSET);
527 dev_cap->max_pds = 1 << (field & 0x3f);
528 MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_XRC_OFFSET);
529 dev_cap->reserved_xrcds = field >> 4;
530 MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_PD_OFFSET);
531 dev_cap->max_xrcds = 1 << (field & 0x1f);
533 MLX4_GET(size, outbox, QUERY_DEV_CAP_RDMARC_ENTRY_SZ_OFFSET);
534 dev_cap->rdmarc_entry_sz = size;
535 MLX4_GET(size, outbox, QUERY_DEV_CAP_QPC_ENTRY_SZ_OFFSET);
536 dev_cap->qpc_entry_sz = size;
537 MLX4_GET(size, outbox, QUERY_DEV_CAP_AUX_ENTRY_SZ_OFFSET);
538 dev_cap->aux_entry_sz = size;
539 MLX4_GET(size, outbox, QUERY_DEV_CAP_ALTC_ENTRY_SZ_OFFSET);
540 dev_cap->altc_entry_sz = size;
541 MLX4_GET(size, outbox, QUERY_DEV_CAP_EQC_ENTRY_SZ_OFFSET);
542 dev_cap->eqc_entry_sz = size;
543 MLX4_GET(size, outbox, QUERY_DEV_CAP_CQC_ENTRY_SZ_OFFSET);
544 dev_cap->cqc_entry_sz = size;
545 MLX4_GET(size, outbox, QUERY_DEV_CAP_SRQ_ENTRY_SZ_OFFSET);
546 dev_cap->srq_entry_sz = size;
547 MLX4_GET(size, outbox, QUERY_DEV_CAP_C_MPT_ENTRY_SZ_OFFSET);
548 dev_cap->cmpt_entry_sz = size;
549 MLX4_GET(size, outbox, QUERY_DEV_CAP_MTT_ENTRY_SZ_OFFSET);
550 dev_cap->mtt_entry_sz = size;
551 MLX4_GET(size, outbox, QUERY_DEV_CAP_D_MPT_ENTRY_SZ_OFFSET);
552 dev_cap->dmpt_entry_sz = size;
554 MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_SRQ_SZ_OFFSET);
555 dev_cap->max_srq_sz = 1 << field;
556 MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_QP_SZ_OFFSET);
557 dev_cap->max_qp_sz = 1 << field;
558 MLX4_GET(field, outbox, QUERY_DEV_CAP_RSZ_SRQ_OFFSET);
559 dev_cap->resize_srq = field & 1;
560 MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_SG_RQ_OFFSET);
561 dev_cap->max_rq_sg = field;
562 MLX4_GET(size, outbox, QUERY_DEV_CAP_MAX_DESC_SZ_RQ_OFFSET);
563 dev_cap->max_rq_desc_sz = size;
565 MLX4_GET(dev_cap->bmme_flags, outbox,
566 QUERY_DEV_CAP_BMME_FLAGS_OFFSET);
567 MLX4_GET(dev_cap->reserved_lkey, outbox,
568 QUERY_DEV_CAP_RSVD_LKEY_OFFSET);
569 MLX4_GET(dev_cap->max_icm_sz, outbox,
570 QUERY_DEV_CAP_MAX_ICM_SZ_OFFSET);
571 if (dev_cap->flags & MLX4_DEV_CAP_FLAG_COUNTERS)
572 MLX4_GET(dev_cap->max_counters, outbox,
573 QUERY_DEV_CAP_MAX_COUNTERS_OFFSET);
575 if (dev->flags & MLX4_FLAG_OLD_PORT_CMDS) {
576 for (i = 1; i <= dev_cap->num_ports; ++i) {
577 MLX4_GET(field, outbox, QUERY_DEV_CAP_VL_PORT_OFFSET);
578 dev_cap->max_vl[i] = field >> 4;
579 MLX4_GET(field, outbox, QUERY_DEV_CAP_MTU_WIDTH_OFFSET);
580 dev_cap->ib_mtu[i] = field >> 4;
581 dev_cap->max_port_width[i] = field & 0xf;
582 MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_GID_OFFSET);
583 dev_cap->max_gids[i] = 1 << (field & 0xf);
584 MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_PKEY_OFFSET);
585 dev_cap->max_pkeys[i] = 1 << (field & 0xf);
588 #define QUERY_PORT_SUPPORTED_TYPE_OFFSET 0x00
589 #define QUERY_PORT_MTU_OFFSET 0x01
590 #define QUERY_PORT_ETH_MTU_OFFSET 0x02
591 #define QUERY_PORT_WIDTH_OFFSET 0x06
592 #define QUERY_PORT_MAX_GID_PKEY_OFFSET 0x07
593 #define QUERY_PORT_MAX_MACVLAN_OFFSET 0x0a
594 #define QUERY_PORT_MAX_VL_OFFSET 0x0b
595 #define QUERY_PORT_MAC_OFFSET 0x10
596 #define QUERY_PORT_TRANS_VENDOR_OFFSET 0x18
597 #define QUERY_PORT_WAVELENGTH_OFFSET 0x1c
598 #define QUERY_PORT_TRANS_CODE_OFFSET 0x20
600 for (i = 1; i <= dev_cap->num_ports; ++i) {
601 err = mlx4_cmd_box(dev, 0, mailbox->dma, i, 0, MLX4_CMD_QUERY_PORT,
602 MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE);
606 MLX4_GET(field, outbox, QUERY_PORT_SUPPORTED_TYPE_OFFSET);
607 dev_cap->supported_port_types[i] = field & 3;
608 dev_cap->suggested_type[i] = (field >> 3) & 1;
609 dev_cap->default_sense[i] = (field >> 4) & 1;
610 MLX4_GET(field, outbox, QUERY_PORT_MTU_OFFSET);
611 dev_cap->ib_mtu[i] = field & 0xf;
612 MLX4_GET(field, outbox, QUERY_PORT_WIDTH_OFFSET);
613 dev_cap->max_port_width[i] = field & 0xf;
614 MLX4_GET(field, outbox, QUERY_PORT_MAX_GID_PKEY_OFFSET);
615 dev_cap->max_gids[i] = 1 << (field >> 4);
616 dev_cap->max_pkeys[i] = 1 << (field & 0xf);
617 MLX4_GET(field, outbox, QUERY_PORT_MAX_VL_OFFSET);
618 dev_cap->max_vl[i] = field & 0xf;
619 MLX4_GET(field, outbox, QUERY_PORT_MAX_MACVLAN_OFFSET);
620 dev_cap->log_max_macs[i] = field & 0xf;
621 dev_cap->log_max_vlans[i] = field >> 4;
622 MLX4_GET(dev_cap->eth_mtu[i], outbox, QUERY_PORT_ETH_MTU_OFFSET);
623 MLX4_GET(dev_cap->def_mac[i], outbox, QUERY_PORT_MAC_OFFSET);
624 MLX4_GET(field32, outbox, QUERY_PORT_TRANS_VENDOR_OFFSET);
625 dev_cap->trans_type[i] = field32 >> 24;
626 dev_cap->vendor_oui[i] = field32 & 0xffffff;
627 MLX4_GET(dev_cap->wavelength[i], outbox, QUERY_PORT_WAVELENGTH_OFFSET);
628 MLX4_GET(dev_cap->trans_code[i], outbox, QUERY_PORT_TRANS_CODE_OFFSET);
632 mlx4_dbg(dev, "Base MM extensions: flags %08x, rsvd L_Key %08x\n",
633 dev_cap->bmme_flags, dev_cap->reserved_lkey);
636 * Each UAR has 4 EQ doorbells; so if a UAR is reserved, then
637 * we can't use any EQs whose doorbell falls on that page,
638 * even if the EQ itself isn't reserved.
640 dev_cap->reserved_eqs = max(dev_cap->reserved_uars * 4,
641 dev_cap->reserved_eqs);
643 mlx4_dbg(dev, "Max ICM size %lld MB\n",
644 (unsigned long long) dev_cap->max_icm_sz >> 20);
645 mlx4_dbg(dev, "Max QPs: %d, reserved QPs: %d, entry size: %d\n",
646 dev_cap->max_qps, dev_cap->reserved_qps, dev_cap->qpc_entry_sz);
647 mlx4_dbg(dev, "Max SRQs: %d, reserved SRQs: %d, entry size: %d\n",
648 dev_cap->max_srqs, dev_cap->reserved_srqs, dev_cap->srq_entry_sz);
649 mlx4_dbg(dev, "Max CQs: %d, reserved CQs: %d, entry size: %d\n",
650 dev_cap->max_cqs, dev_cap->reserved_cqs, dev_cap->cqc_entry_sz);
651 mlx4_dbg(dev, "Max EQs: %d, reserved EQs: %d, entry size: %d\n",
652 dev_cap->max_eqs, dev_cap->reserved_eqs, dev_cap->eqc_entry_sz);
653 mlx4_dbg(dev, "reserved MPTs: %d, reserved MTTs: %d\n",
654 dev_cap->reserved_mrws, dev_cap->reserved_mtts);
655 mlx4_dbg(dev, "Max PDs: %d, reserved PDs: %d, reserved UARs: %d\n",
656 dev_cap->max_pds, dev_cap->reserved_pds, dev_cap->reserved_uars);
657 mlx4_dbg(dev, "Max QP/MCG: %d, reserved MGMs: %d\n",
658 dev_cap->max_pds, dev_cap->reserved_mgms);
659 mlx4_dbg(dev, "Max CQEs: %d, max WQEs: %d, max SRQ WQEs: %d\n",
660 dev_cap->max_cq_sz, dev_cap->max_qp_sz, dev_cap->max_srq_sz);
661 mlx4_dbg(dev, "Local CA ACK delay: %d, max MTU: %d, port width cap: %d\n",
662 dev_cap->local_ca_ack_delay, 128 << dev_cap->ib_mtu[1],
663 dev_cap->max_port_width[1]);
664 mlx4_dbg(dev, "Max SQ desc size: %d, max SQ S/G: %d\n",
665 dev_cap->max_sq_desc_sz, dev_cap->max_sq_sg);
666 mlx4_dbg(dev, "Max RQ desc size: %d, max RQ S/G: %d\n",
667 dev_cap->max_rq_desc_sz, dev_cap->max_rq_sg);
668 mlx4_dbg(dev, "Max GSO size: %d\n", dev_cap->max_gso_sz);
669 mlx4_dbg(dev, "Max counters: %d\n", dev_cap->max_counters);
670 mlx4_dbg(dev, "Max RSS Table size: %d\n", dev_cap->max_rss_tbl_sz);
672 dump_dev_cap_flags(dev, dev_cap->flags);
673 dump_dev_cap_flags2(dev, dev_cap->flags2);
676 mlx4_free_cmd_mailbox(dev, mailbox);
680 int mlx4_QUERY_DEV_CAP_wrapper(struct mlx4_dev *dev, int slave,
681 struct mlx4_vhcr *vhcr,
682 struct mlx4_cmd_mailbox *inbox,
683 struct mlx4_cmd_mailbox *outbox,
684 struct mlx4_cmd_info *cmd)
689 err = mlx4_cmd_box(dev, 0, outbox->dma, 0, 0, MLX4_CMD_QUERY_DEV_CAP,
690 MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE);
694 /* For guests, report Blueflame disabled */
695 MLX4_GET(field, outbox->buf, QUERY_DEV_CAP_BF_OFFSET);
697 MLX4_PUT(outbox->buf, field, QUERY_DEV_CAP_BF_OFFSET);
702 int mlx4_QUERY_PORT_wrapper(struct mlx4_dev *dev, int slave,
703 struct mlx4_vhcr *vhcr,
704 struct mlx4_cmd_mailbox *inbox,
705 struct mlx4_cmd_mailbox *outbox,
706 struct mlx4_cmd_info *cmd)
712 #define MLX4_PORT_SUPPORT_IB (1 << 0)
713 #define MLX4_PORT_SUGGEST_TYPE (1 << 3)
714 #define MLX4_PORT_DEFAULT_SENSE (1 << 4)
715 #define MLX4_VF_PORT_ETH_ONLY_MASK (0xff & ~MLX4_PORT_SUPPORT_IB & \
716 ~MLX4_PORT_SUGGEST_TYPE & \
717 ~MLX4_PORT_DEFAULT_SENSE)
719 err = mlx4_cmd_box(dev, 0, outbox->dma, vhcr->in_modifier, 0,
720 MLX4_CMD_QUERY_PORT, MLX4_CMD_TIME_CLASS_B,
723 if (!err && dev->caps.function != slave) {
724 /* set slave default_mac address */
725 MLX4_GET(def_mac, outbox->buf, QUERY_PORT_MAC_OFFSET);
726 def_mac += slave << 8;
727 MLX4_PUT(outbox->buf, def_mac, QUERY_PORT_MAC_OFFSET);
729 /* get port type - currently only eth is enabled */
730 MLX4_GET(port_type, outbox->buf,
731 QUERY_PORT_SUPPORTED_TYPE_OFFSET);
733 /* Allow only Eth port, no link sensing allowed */
734 port_type &= MLX4_VF_PORT_ETH_ONLY_MASK;
736 /* check eth is enabled for this port */
737 if (!(port_type & 2))
738 mlx4_dbg(dev, "QUERY PORT: eth not supported by host");
740 MLX4_PUT(outbox->buf, port_type,
741 QUERY_PORT_SUPPORTED_TYPE_OFFSET);
747 int mlx4_map_cmd(struct mlx4_dev *dev, u16 op, struct mlx4_icm *icm, u64 virt)
749 struct mlx4_cmd_mailbox *mailbox;
750 struct mlx4_icm_iter iter;
758 mailbox = mlx4_alloc_cmd_mailbox(dev);
760 return PTR_ERR(mailbox);
761 memset(mailbox->buf, 0, MLX4_MAILBOX_SIZE);
762 pages = mailbox->buf;
764 for (mlx4_icm_first(icm, &iter);
765 !mlx4_icm_last(&iter);
766 mlx4_icm_next(&iter)) {
768 * We have to pass pages that are aligned to their
769 * size, so find the least significant 1 in the
770 * address or size and use that as our log2 size.
772 lg = ffs(mlx4_icm_addr(&iter) | mlx4_icm_size(&iter)) - 1;
773 if (lg < MLX4_ICM_PAGE_SHIFT) {
774 mlx4_warn(dev, "Got FW area not aligned to %d (%llx/%lx).\n",
776 (unsigned long long) mlx4_icm_addr(&iter),
777 mlx4_icm_size(&iter));
782 for (i = 0; i < mlx4_icm_size(&iter) >> lg; ++i) {
784 pages[nent * 2] = cpu_to_be64(virt);
788 pages[nent * 2 + 1] =
789 cpu_to_be64((mlx4_icm_addr(&iter) + (i << lg)) |
790 (lg - MLX4_ICM_PAGE_SHIFT));
791 ts += 1 << (lg - 10);
794 if (++nent == MLX4_MAILBOX_SIZE / 16) {
795 err = mlx4_cmd(dev, mailbox->dma, nent, 0, op,
796 MLX4_CMD_TIME_CLASS_B,
806 err = mlx4_cmd(dev, mailbox->dma, nent, 0, op,
807 MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE);
812 case MLX4_CMD_MAP_FA:
813 mlx4_dbg(dev, "Mapped %d chunks/%d KB for FW.\n", tc, ts);
815 case MLX4_CMD_MAP_ICM_AUX:
816 mlx4_dbg(dev, "Mapped %d chunks/%d KB for ICM aux.\n", tc, ts);
818 case MLX4_CMD_MAP_ICM:
819 mlx4_dbg(dev, "Mapped %d chunks/%d KB at %llx for ICM.\n",
820 tc, ts, (unsigned long long) virt - (ts << 10));
825 mlx4_free_cmd_mailbox(dev, mailbox);
829 int mlx4_MAP_FA(struct mlx4_dev *dev, struct mlx4_icm *icm)
831 return mlx4_map_cmd(dev, MLX4_CMD_MAP_FA, icm, -1);
834 int mlx4_UNMAP_FA(struct mlx4_dev *dev)
836 return mlx4_cmd(dev, 0, 0, 0, MLX4_CMD_UNMAP_FA,
837 MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE);
841 int mlx4_RUN_FW(struct mlx4_dev *dev)
843 return mlx4_cmd(dev, 0, 0, 0, MLX4_CMD_RUN_FW,
844 MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE);
847 int mlx4_QUERY_FW(struct mlx4_dev *dev)
849 struct mlx4_fw *fw = &mlx4_priv(dev)->fw;
850 struct mlx4_cmd *cmd = &mlx4_priv(dev)->cmd;
851 struct mlx4_cmd_mailbox *mailbox;
858 #define QUERY_FW_OUT_SIZE 0x100
859 #define QUERY_FW_VER_OFFSET 0x00
860 #define QUERY_FW_PPF_ID 0x09
861 #define QUERY_FW_CMD_IF_REV_OFFSET 0x0a
862 #define QUERY_FW_MAX_CMD_OFFSET 0x0f
863 #define QUERY_FW_ERR_START_OFFSET 0x30
864 #define QUERY_FW_ERR_SIZE_OFFSET 0x38
865 #define QUERY_FW_ERR_BAR_OFFSET 0x3c
867 #define QUERY_FW_SIZE_OFFSET 0x00
868 #define QUERY_FW_CLR_INT_BASE_OFFSET 0x20
869 #define QUERY_FW_CLR_INT_BAR_OFFSET 0x28
871 #define QUERY_FW_COMM_BASE_OFFSET 0x40
872 #define QUERY_FW_COMM_BAR_OFFSET 0x48
874 mailbox = mlx4_alloc_cmd_mailbox(dev);
876 return PTR_ERR(mailbox);
877 outbox = mailbox->buf;
879 err = mlx4_cmd_box(dev, 0, mailbox->dma, 0, 0, MLX4_CMD_QUERY_FW,
880 MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE);
884 MLX4_GET(fw_ver, outbox, QUERY_FW_VER_OFFSET);
886 * FW subminor version is at more significant bits than minor
887 * version, so swap here.
889 dev->caps.fw_ver = (fw_ver & 0xffff00000000ull) |
890 ((fw_ver & 0xffff0000ull) >> 16) |
891 ((fw_ver & 0x0000ffffull) << 16);
893 if (mlx4_is_slave(dev))
896 MLX4_GET(lg, outbox, QUERY_FW_PPF_ID);
897 dev->caps.function = lg;
899 MLX4_GET(cmd_if_rev, outbox, QUERY_FW_CMD_IF_REV_OFFSET);
900 if (cmd_if_rev < MLX4_COMMAND_INTERFACE_MIN_REV ||
901 cmd_if_rev > MLX4_COMMAND_INTERFACE_MAX_REV) {
902 mlx4_err(dev, "Installed FW has unsupported "
903 "command interface revision %d.\n",
905 mlx4_err(dev, "(Installed FW version is %d.%d.%03d)\n",
906 (int) (dev->caps.fw_ver >> 32),
907 (int) (dev->caps.fw_ver >> 16) & 0xffff,
908 (int) dev->caps.fw_ver & 0xffff);
909 mlx4_err(dev, "This driver version supports only revisions %d to %d.\n",
910 MLX4_COMMAND_INTERFACE_MIN_REV, MLX4_COMMAND_INTERFACE_MAX_REV);
915 if (cmd_if_rev < MLX4_COMMAND_INTERFACE_NEW_PORT_CMDS)
916 dev->flags |= MLX4_FLAG_OLD_PORT_CMDS;
918 MLX4_GET(lg, outbox, QUERY_FW_MAX_CMD_OFFSET);
919 cmd->max_cmds = 1 << lg;
921 mlx4_dbg(dev, "FW version %d.%d.%03d (cmd intf rev %d), max commands %d\n",
922 (int) (dev->caps.fw_ver >> 32),
923 (int) (dev->caps.fw_ver >> 16) & 0xffff,
924 (int) dev->caps.fw_ver & 0xffff,
925 cmd_if_rev, cmd->max_cmds);
927 MLX4_GET(fw->catas_offset, outbox, QUERY_FW_ERR_START_OFFSET);
928 MLX4_GET(fw->catas_size, outbox, QUERY_FW_ERR_SIZE_OFFSET);
929 MLX4_GET(fw->catas_bar, outbox, QUERY_FW_ERR_BAR_OFFSET);
930 fw->catas_bar = (fw->catas_bar >> 6) * 2;
932 mlx4_dbg(dev, "Catastrophic error buffer at 0x%llx, size 0x%x, BAR %d\n",
933 (unsigned long long) fw->catas_offset, fw->catas_size, fw->catas_bar);
935 MLX4_GET(fw->fw_pages, outbox, QUERY_FW_SIZE_OFFSET);
936 MLX4_GET(fw->clr_int_base, outbox, QUERY_FW_CLR_INT_BASE_OFFSET);
937 MLX4_GET(fw->clr_int_bar, outbox, QUERY_FW_CLR_INT_BAR_OFFSET);
938 fw->clr_int_bar = (fw->clr_int_bar >> 6) * 2;
940 MLX4_GET(fw->comm_base, outbox, QUERY_FW_COMM_BASE_OFFSET);
941 MLX4_GET(fw->comm_bar, outbox, QUERY_FW_COMM_BAR_OFFSET);
942 fw->comm_bar = (fw->comm_bar >> 6) * 2;
943 mlx4_dbg(dev, "Communication vector bar:%d offset:0x%llx\n",
944 fw->comm_bar, fw->comm_base);
945 mlx4_dbg(dev, "FW size %d KB\n", fw->fw_pages >> 2);
948 * Round up number of system pages needed in case
949 * MLX4_ICM_PAGE_SIZE < PAGE_SIZE.
952 ALIGN(fw->fw_pages, PAGE_SIZE / MLX4_ICM_PAGE_SIZE) >>
953 (PAGE_SHIFT - MLX4_ICM_PAGE_SHIFT);
955 mlx4_dbg(dev, "Clear int @ %llx, BAR %d\n",
956 (unsigned long long) fw->clr_int_base, fw->clr_int_bar);
959 mlx4_free_cmd_mailbox(dev, mailbox);
963 int mlx4_QUERY_FW_wrapper(struct mlx4_dev *dev, int slave,
964 struct mlx4_vhcr *vhcr,
965 struct mlx4_cmd_mailbox *inbox,
966 struct mlx4_cmd_mailbox *outbox,
967 struct mlx4_cmd_info *cmd)
972 outbuf = outbox->buf;
973 err = mlx4_cmd_box(dev, 0, outbox->dma, 0, 0, MLX4_CMD_QUERY_FW,
974 MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE);
978 /* for slaves, zero out everything except FW version */
979 outbuf[0] = outbuf[1] = 0;
980 memset(&outbuf[8], 0, QUERY_FW_OUT_SIZE - 8);
984 static void get_board_id(void *vsd, char *board_id)
988 #define VSD_OFFSET_SIG1 0x00
989 #define VSD_OFFSET_SIG2 0xde
990 #define VSD_OFFSET_MLX_BOARD_ID 0xd0
991 #define VSD_OFFSET_TS_BOARD_ID 0x20
993 #define VSD_SIGNATURE_TOPSPIN 0x5ad
995 memset(board_id, 0, MLX4_BOARD_ID_LEN);
997 if (be16_to_cpup(vsd + VSD_OFFSET_SIG1) == VSD_SIGNATURE_TOPSPIN &&
998 be16_to_cpup(vsd + VSD_OFFSET_SIG2) == VSD_SIGNATURE_TOPSPIN) {
999 strlcpy(board_id, vsd + VSD_OFFSET_TS_BOARD_ID, MLX4_BOARD_ID_LEN);
1002 * The board ID is a string but the firmware byte
1003 * swaps each 4-byte word before passing it back to
1004 * us. Therefore we need to swab it before printing.
1006 for (i = 0; i < 4; ++i)
1007 ((u32 *) board_id)[i] =
1008 swab32(*(u32 *) (vsd + VSD_OFFSET_MLX_BOARD_ID + i * 4));
1012 int mlx4_QUERY_ADAPTER(struct mlx4_dev *dev, struct mlx4_adapter *adapter)
1014 struct mlx4_cmd_mailbox *mailbox;
1018 #define QUERY_ADAPTER_OUT_SIZE 0x100
1019 #define QUERY_ADAPTER_INTA_PIN_OFFSET 0x10
1020 #define QUERY_ADAPTER_VSD_OFFSET 0x20
1022 mailbox = mlx4_alloc_cmd_mailbox(dev);
1023 if (IS_ERR(mailbox))
1024 return PTR_ERR(mailbox);
1025 outbox = mailbox->buf;
1027 err = mlx4_cmd_box(dev, 0, mailbox->dma, 0, 0, MLX4_CMD_QUERY_ADAPTER,
1028 MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE);
1032 MLX4_GET(adapter->inta_pin, outbox, QUERY_ADAPTER_INTA_PIN_OFFSET);
1034 get_board_id(outbox + QUERY_ADAPTER_VSD_OFFSET / 4,
1038 mlx4_free_cmd_mailbox(dev, mailbox);
1042 int mlx4_INIT_HCA(struct mlx4_dev *dev, struct mlx4_init_hca_param *param)
1044 struct mlx4_cmd_mailbox *mailbox;
1048 #define INIT_HCA_IN_SIZE 0x200
1049 #define INIT_HCA_VERSION_OFFSET 0x000
1050 #define INIT_HCA_VERSION 2
1051 #define INIT_HCA_CACHELINE_SZ_OFFSET 0x0e
1052 #define INIT_HCA_FLAGS_OFFSET 0x014
1053 #define INIT_HCA_QPC_OFFSET 0x020
1054 #define INIT_HCA_QPC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x10)
1055 #define INIT_HCA_LOG_QP_OFFSET (INIT_HCA_QPC_OFFSET + 0x17)
1056 #define INIT_HCA_SRQC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x28)
1057 #define INIT_HCA_LOG_SRQ_OFFSET (INIT_HCA_QPC_OFFSET + 0x2f)
1058 #define INIT_HCA_CQC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x30)
1059 #define INIT_HCA_LOG_CQ_OFFSET (INIT_HCA_QPC_OFFSET + 0x37)
1060 #define INIT_HCA_EQE_CQE_OFFSETS (INIT_HCA_QPC_OFFSET + 0x38)
1061 #define INIT_HCA_ALTC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x40)
1062 #define INIT_HCA_AUXC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x50)
1063 #define INIT_HCA_EQC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x60)
1064 #define INIT_HCA_LOG_EQ_OFFSET (INIT_HCA_QPC_OFFSET + 0x67)
1065 #define INIT_HCA_RDMARC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x70)
1066 #define INIT_HCA_LOG_RD_OFFSET (INIT_HCA_QPC_OFFSET + 0x77)
1067 #define INIT_HCA_MCAST_OFFSET 0x0c0
1068 #define INIT_HCA_MC_BASE_OFFSET (INIT_HCA_MCAST_OFFSET + 0x00)
1069 #define INIT_HCA_LOG_MC_ENTRY_SZ_OFFSET (INIT_HCA_MCAST_OFFSET + 0x12)
1070 #define INIT_HCA_LOG_MC_HASH_SZ_OFFSET (INIT_HCA_MCAST_OFFSET + 0x16)
1071 #define INIT_HCA_UC_STEERING_OFFSET (INIT_HCA_MCAST_OFFSET + 0x18)
1072 #define INIT_HCA_LOG_MC_TABLE_SZ_OFFSET (INIT_HCA_MCAST_OFFSET + 0x1b)
1073 #define INIT_HCA_DEVICE_MANAGED_FLOW_STEERING_EN 0x6
1074 #define INIT_HCA_FS_PARAM_OFFSET 0x1d0
1075 #define INIT_HCA_FS_BASE_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x00)
1076 #define INIT_HCA_FS_LOG_ENTRY_SZ_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x12)
1077 #define INIT_HCA_FS_LOG_TABLE_SZ_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x1b)
1078 #define INIT_HCA_FS_ETH_BITS_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x21)
1079 #define INIT_HCA_FS_ETH_NUM_ADDRS_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x22)
1080 #define INIT_HCA_FS_IB_BITS_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x25)
1081 #define INIT_HCA_FS_IB_NUM_ADDRS_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x26)
1082 #define INIT_HCA_TPT_OFFSET 0x0f0
1083 #define INIT_HCA_DMPT_BASE_OFFSET (INIT_HCA_TPT_OFFSET + 0x00)
1084 #define INIT_HCA_LOG_MPT_SZ_OFFSET (INIT_HCA_TPT_OFFSET + 0x0b)
1085 #define INIT_HCA_MTT_BASE_OFFSET (INIT_HCA_TPT_OFFSET + 0x10)
1086 #define INIT_HCA_CMPT_BASE_OFFSET (INIT_HCA_TPT_OFFSET + 0x18)
1087 #define INIT_HCA_UAR_OFFSET 0x120
1088 #define INIT_HCA_LOG_UAR_SZ_OFFSET (INIT_HCA_UAR_OFFSET + 0x0a)
1089 #define INIT_HCA_UAR_PAGE_SZ_OFFSET (INIT_HCA_UAR_OFFSET + 0x0b)
1091 mailbox = mlx4_alloc_cmd_mailbox(dev);
1092 if (IS_ERR(mailbox))
1093 return PTR_ERR(mailbox);
1094 inbox = mailbox->buf;
1096 memset(inbox, 0, INIT_HCA_IN_SIZE);
1098 *((u8 *) mailbox->buf + INIT_HCA_VERSION_OFFSET) = INIT_HCA_VERSION;
1100 *((u8 *) mailbox->buf + INIT_HCA_CACHELINE_SZ_OFFSET) =
1101 (ilog2(cache_line_size()) - 4) << 5;
1103 #if defined(__LITTLE_ENDIAN)
1104 *(inbox + INIT_HCA_FLAGS_OFFSET / 4) &= ~cpu_to_be32(1 << 1);
1105 #elif defined(__BIG_ENDIAN)
1106 *(inbox + INIT_HCA_FLAGS_OFFSET / 4) |= cpu_to_be32(1 << 1);
1108 #error Host endianness not defined
1110 /* Check port for UD address vector: */
1111 *(inbox + INIT_HCA_FLAGS_OFFSET / 4) |= cpu_to_be32(1);
1113 /* Enable IPoIB checksumming if we can: */
1114 if (dev->caps.flags & MLX4_DEV_CAP_FLAG_IPOIB_CSUM)
1115 *(inbox + INIT_HCA_FLAGS_OFFSET / 4) |= cpu_to_be32(1 << 3);
1117 /* Enable QoS support if module parameter set */
1119 *(inbox + INIT_HCA_FLAGS_OFFSET / 4) |= cpu_to_be32(1 << 2);
1121 /* enable counters */
1122 if (dev->caps.flags & MLX4_DEV_CAP_FLAG_COUNTERS)
1123 *(inbox + INIT_HCA_FLAGS_OFFSET / 4) |= cpu_to_be32(1 << 4);
1125 /* QPC/EEC/CQC/EQC/RDMARC attributes */
1127 MLX4_PUT(inbox, param->qpc_base, INIT_HCA_QPC_BASE_OFFSET);
1128 MLX4_PUT(inbox, param->log_num_qps, INIT_HCA_LOG_QP_OFFSET);
1129 MLX4_PUT(inbox, param->srqc_base, INIT_HCA_SRQC_BASE_OFFSET);
1130 MLX4_PUT(inbox, param->log_num_srqs, INIT_HCA_LOG_SRQ_OFFSET);
1131 MLX4_PUT(inbox, param->cqc_base, INIT_HCA_CQC_BASE_OFFSET);
1132 MLX4_PUT(inbox, param->log_num_cqs, INIT_HCA_LOG_CQ_OFFSET);
1133 MLX4_PUT(inbox, param->altc_base, INIT_HCA_ALTC_BASE_OFFSET);
1134 MLX4_PUT(inbox, param->auxc_base, INIT_HCA_AUXC_BASE_OFFSET);
1135 MLX4_PUT(inbox, param->eqc_base, INIT_HCA_EQC_BASE_OFFSET);
1136 MLX4_PUT(inbox, param->log_num_eqs, INIT_HCA_LOG_EQ_OFFSET);
1137 MLX4_PUT(inbox, param->rdmarc_base, INIT_HCA_RDMARC_BASE_OFFSET);
1138 MLX4_PUT(inbox, param->log_rd_per_qp, INIT_HCA_LOG_RD_OFFSET);
1140 /* steering attributes */
1141 if (dev->caps.steering_mode ==
1142 MLX4_STEERING_MODE_DEVICE_MANAGED) {
1143 *(inbox + INIT_HCA_FLAGS_OFFSET / 4) |=
1145 INIT_HCA_DEVICE_MANAGED_FLOW_STEERING_EN);
1147 MLX4_PUT(inbox, param->mc_base, INIT_HCA_FS_BASE_OFFSET);
1148 MLX4_PUT(inbox, param->log_mc_entry_sz,
1149 INIT_HCA_FS_LOG_ENTRY_SZ_OFFSET);
1150 MLX4_PUT(inbox, param->log_mc_table_sz,
1151 INIT_HCA_FS_LOG_TABLE_SZ_OFFSET);
1152 /* Enable Ethernet flow steering
1153 * with udp unicast and tcp unicast
1155 MLX4_PUT(inbox, param->fs_hash_enable_bits,
1156 INIT_HCA_FS_ETH_BITS_OFFSET);
1157 MLX4_PUT(inbox, (u16) MLX4_FS_NUM_OF_L2_ADDR,
1158 INIT_HCA_FS_ETH_NUM_ADDRS_OFFSET);
1159 /* Enable IPoIB flow steering
1160 * with udp unicast and tcp unicast
1162 MLX4_PUT(inbox, param->fs_hash_enable_bits,
1163 INIT_HCA_FS_IB_BITS_OFFSET);
1164 MLX4_PUT(inbox, (u16) MLX4_FS_NUM_OF_L2_ADDR,
1165 INIT_HCA_FS_IB_NUM_ADDRS_OFFSET);
1167 MLX4_PUT(inbox, param->mc_base, INIT_HCA_MC_BASE_OFFSET);
1168 MLX4_PUT(inbox, param->log_mc_entry_sz,
1169 INIT_HCA_LOG_MC_ENTRY_SZ_OFFSET);
1170 MLX4_PUT(inbox, param->log_mc_hash_sz,
1171 INIT_HCA_LOG_MC_HASH_SZ_OFFSET);
1172 MLX4_PUT(inbox, param->log_mc_table_sz,
1173 INIT_HCA_LOG_MC_TABLE_SZ_OFFSET);
1174 if (dev->caps.steering_mode == MLX4_STEERING_MODE_B0)
1175 MLX4_PUT(inbox, (u8) (1 << 3),
1176 INIT_HCA_UC_STEERING_OFFSET);
1179 /* TPT attributes */
1181 MLX4_PUT(inbox, param->dmpt_base, INIT_HCA_DMPT_BASE_OFFSET);
1182 MLX4_PUT(inbox, param->log_mpt_sz, INIT_HCA_LOG_MPT_SZ_OFFSET);
1183 MLX4_PUT(inbox, param->mtt_base, INIT_HCA_MTT_BASE_OFFSET);
1184 MLX4_PUT(inbox, param->cmpt_base, INIT_HCA_CMPT_BASE_OFFSET);
1186 /* UAR attributes */
1188 MLX4_PUT(inbox, param->uar_page_sz, INIT_HCA_UAR_PAGE_SZ_OFFSET);
1189 MLX4_PUT(inbox, param->log_uar_sz, INIT_HCA_LOG_UAR_SZ_OFFSET);
1191 err = mlx4_cmd(dev, mailbox->dma, 0, 0, MLX4_CMD_INIT_HCA, 10000,
1195 mlx4_err(dev, "INIT_HCA returns %d\n", err);
1197 mlx4_free_cmd_mailbox(dev, mailbox);
1201 int mlx4_QUERY_HCA(struct mlx4_dev *dev,
1202 struct mlx4_init_hca_param *param)
1204 struct mlx4_cmd_mailbox *mailbox;
1208 #define QUERY_HCA_GLOBAL_CAPS_OFFSET 0x04
1210 mailbox = mlx4_alloc_cmd_mailbox(dev);
1211 if (IS_ERR(mailbox))
1212 return PTR_ERR(mailbox);
1213 outbox = mailbox->buf;
1215 err = mlx4_cmd_box(dev, 0, mailbox->dma, 0, 0,
1217 MLX4_CMD_TIME_CLASS_B,
1218 !mlx4_is_slave(dev));
1222 MLX4_GET(param->global_caps, outbox, QUERY_HCA_GLOBAL_CAPS_OFFSET);
1224 /* QPC/EEC/CQC/EQC/RDMARC attributes */
1226 MLX4_GET(param->qpc_base, outbox, INIT_HCA_QPC_BASE_OFFSET);
1227 MLX4_GET(param->log_num_qps, outbox, INIT_HCA_LOG_QP_OFFSET);
1228 MLX4_GET(param->srqc_base, outbox, INIT_HCA_SRQC_BASE_OFFSET);
1229 MLX4_GET(param->log_num_srqs, outbox, INIT_HCA_LOG_SRQ_OFFSET);
1230 MLX4_GET(param->cqc_base, outbox, INIT_HCA_CQC_BASE_OFFSET);
1231 MLX4_GET(param->log_num_cqs, outbox, INIT_HCA_LOG_CQ_OFFSET);
1232 MLX4_GET(param->altc_base, outbox, INIT_HCA_ALTC_BASE_OFFSET);
1233 MLX4_GET(param->auxc_base, outbox, INIT_HCA_AUXC_BASE_OFFSET);
1234 MLX4_GET(param->eqc_base, outbox, INIT_HCA_EQC_BASE_OFFSET);
1235 MLX4_GET(param->log_num_eqs, outbox, INIT_HCA_LOG_EQ_OFFSET);
1236 MLX4_GET(param->rdmarc_base, outbox, INIT_HCA_RDMARC_BASE_OFFSET);
1237 MLX4_GET(param->log_rd_per_qp, outbox, INIT_HCA_LOG_RD_OFFSET);
1239 /* steering attributes */
1240 if (dev->caps.steering_mode ==
1241 MLX4_STEERING_MODE_DEVICE_MANAGED) {
1243 MLX4_GET(param->mc_base, outbox, INIT_HCA_FS_BASE_OFFSET);
1244 MLX4_GET(param->log_mc_entry_sz, outbox,
1245 INIT_HCA_FS_LOG_ENTRY_SZ_OFFSET);
1246 MLX4_GET(param->log_mc_table_sz, outbox,
1247 INIT_HCA_FS_LOG_TABLE_SZ_OFFSET);
1249 MLX4_GET(param->mc_base, outbox, INIT_HCA_MC_BASE_OFFSET);
1250 MLX4_GET(param->log_mc_entry_sz, outbox,
1251 INIT_HCA_LOG_MC_ENTRY_SZ_OFFSET);
1252 MLX4_GET(param->log_mc_hash_sz, outbox,
1253 INIT_HCA_LOG_MC_HASH_SZ_OFFSET);
1254 MLX4_GET(param->log_mc_table_sz, outbox,
1255 INIT_HCA_LOG_MC_TABLE_SZ_OFFSET);
1258 /* TPT attributes */
1260 MLX4_GET(param->dmpt_base, outbox, INIT_HCA_DMPT_BASE_OFFSET);
1261 MLX4_GET(param->log_mpt_sz, outbox, INIT_HCA_LOG_MPT_SZ_OFFSET);
1262 MLX4_GET(param->mtt_base, outbox, INIT_HCA_MTT_BASE_OFFSET);
1263 MLX4_GET(param->cmpt_base, outbox, INIT_HCA_CMPT_BASE_OFFSET);
1265 /* UAR attributes */
1267 MLX4_GET(param->uar_page_sz, outbox, INIT_HCA_UAR_PAGE_SZ_OFFSET);
1268 MLX4_GET(param->log_uar_sz, outbox, INIT_HCA_LOG_UAR_SZ_OFFSET);
1271 mlx4_free_cmd_mailbox(dev, mailbox);
1276 int mlx4_INIT_PORT_wrapper(struct mlx4_dev *dev, int slave,
1277 struct mlx4_vhcr *vhcr,
1278 struct mlx4_cmd_mailbox *inbox,
1279 struct mlx4_cmd_mailbox *outbox,
1280 struct mlx4_cmd_info *cmd)
1282 struct mlx4_priv *priv = mlx4_priv(dev);
1283 int port = vhcr->in_modifier;
1286 if (priv->mfunc.master.slave_state[slave].init_port_mask & (1 << port))
1289 if (dev->caps.port_mask[port] == MLX4_PORT_TYPE_IB)
1292 /* Enable port only if it was previously disabled */
1293 if (!priv->mfunc.master.init_port_ref[port]) {
1294 err = mlx4_cmd(dev, 0, port, 0, MLX4_CMD_INIT_PORT,
1295 MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE);
1299 priv->mfunc.master.slave_state[slave].init_port_mask |= (1 << port);
1300 ++priv->mfunc.master.init_port_ref[port];
1304 int mlx4_INIT_PORT(struct mlx4_dev *dev, int port)
1306 struct mlx4_cmd_mailbox *mailbox;
1312 if (dev->flags & MLX4_FLAG_OLD_PORT_CMDS) {
1313 #define INIT_PORT_IN_SIZE 256
1314 #define INIT_PORT_FLAGS_OFFSET 0x00
1315 #define INIT_PORT_FLAG_SIG (1 << 18)
1316 #define INIT_PORT_FLAG_NG (1 << 17)
1317 #define INIT_PORT_FLAG_G0 (1 << 16)
1318 #define INIT_PORT_VL_SHIFT 4
1319 #define INIT_PORT_PORT_WIDTH_SHIFT 8
1320 #define INIT_PORT_MTU_OFFSET 0x04
1321 #define INIT_PORT_MAX_GID_OFFSET 0x06
1322 #define INIT_PORT_MAX_PKEY_OFFSET 0x0a
1323 #define INIT_PORT_GUID0_OFFSET 0x10
1324 #define INIT_PORT_NODE_GUID_OFFSET 0x18
1325 #define INIT_PORT_SI_GUID_OFFSET 0x20
1327 mailbox = mlx4_alloc_cmd_mailbox(dev);
1328 if (IS_ERR(mailbox))
1329 return PTR_ERR(mailbox);
1330 inbox = mailbox->buf;
1332 memset(inbox, 0, INIT_PORT_IN_SIZE);
1335 flags |= (dev->caps.vl_cap[port] & 0xf) << INIT_PORT_VL_SHIFT;
1336 flags |= (dev->caps.port_width_cap[port] & 0xf) << INIT_PORT_PORT_WIDTH_SHIFT;
1337 MLX4_PUT(inbox, flags, INIT_PORT_FLAGS_OFFSET);
1339 field = 128 << dev->caps.ib_mtu_cap[port];
1340 MLX4_PUT(inbox, field, INIT_PORT_MTU_OFFSET);
1341 field = dev->caps.gid_table_len[port];
1342 MLX4_PUT(inbox, field, INIT_PORT_MAX_GID_OFFSET);
1343 field = dev->caps.pkey_table_len[port];
1344 MLX4_PUT(inbox, field, INIT_PORT_MAX_PKEY_OFFSET);
1346 err = mlx4_cmd(dev, mailbox->dma, port, 0, MLX4_CMD_INIT_PORT,
1347 MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE);
1349 mlx4_free_cmd_mailbox(dev, mailbox);
1351 err = mlx4_cmd(dev, 0, port, 0, MLX4_CMD_INIT_PORT,
1352 MLX4_CMD_TIME_CLASS_A, MLX4_CMD_WRAPPED);
1356 EXPORT_SYMBOL_GPL(mlx4_INIT_PORT);
1358 int mlx4_CLOSE_PORT_wrapper(struct mlx4_dev *dev, int slave,
1359 struct mlx4_vhcr *vhcr,
1360 struct mlx4_cmd_mailbox *inbox,
1361 struct mlx4_cmd_mailbox *outbox,
1362 struct mlx4_cmd_info *cmd)
1364 struct mlx4_priv *priv = mlx4_priv(dev);
1365 int port = vhcr->in_modifier;
1368 if (!(priv->mfunc.master.slave_state[slave].init_port_mask &
1372 if (dev->caps.port_mask[port] == MLX4_PORT_TYPE_IB)
1374 if (priv->mfunc.master.init_port_ref[port] == 1) {
1375 err = mlx4_cmd(dev, 0, port, 0, MLX4_CMD_CLOSE_PORT, 1000,
1380 priv->mfunc.master.slave_state[slave].init_port_mask &= ~(1 << port);
1381 --priv->mfunc.master.init_port_ref[port];
1385 int mlx4_CLOSE_PORT(struct mlx4_dev *dev, int port)
1387 return mlx4_cmd(dev, 0, port, 0, MLX4_CMD_CLOSE_PORT, 1000,
1390 EXPORT_SYMBOL_GPL(mlx4_CLOSE_PORT);
1392 int mlx4_CLOSE_HCA(struct mlx4_dev *dev, int panic)
1394 return mlx4_cmd(dev, 0, 0, panic, MLX4_CMD_CLOSE_HCA, 1000,
1398 int mlx4_SET_ICM_SIZE(struct mlx4_dev *dev, u64 icm_size, u64 *aux_pages)
1400 int ret = mlx4_cmd_imm(dev, icm_size, aux_pages, 0, 0,
1401 MLX4_CMD_SET_ICM_SIZE,
1402 MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE);
1407 * Round up number of system pages needed in case
1408 * MLX4_ICM_PAGE_SIZE < PAGE_SIZE.
1410 *aux_pages = ALIGN(*aux_pages, PAGE_SIZE / MLX4_ICM_PAGE_SIZE) >>
1411 (PAGE_SHIFT - MLX4_ICM_PAGE_SHIFT);
1416 int mlx4_NOP(struct mlx4_dev *dev)
1418 /* Input modifier of 0x1f means "finish as soon as possible." */
1419 return mlx4_cmd(dev, 0, 0x1f, 0, MLX4_CMD_NOP, 100, MLX4_CMD_NATIVE);
1422 #define MLX4_WOL_SETUP_MODE (5 << 28)
1423 int mlx4_wol_read(struct mlx4_dev *dev, u64 *config, int port)
1425 u32 in_mod = MLX4_WOL_SETUP_MODE | port << 8;
1427 return mlx4_cmd_imm(dev, 0, config, in_mod, 0x3,
1428 MLX4_CMD_MOD_STAT_CFG, MLX4_CMD_TIME_CLASS_A,
1431 EXPORT_SYMBOL_GPL(mlx4_wol_read);
1433 int mlx4_wol_write(struct mlx4_dev *dev, u64 config, int port)
1435 u32 in_mod = MLX4_WOL_SETUP_MODE | port << 8;
1437 return mlx4_cmd(dev, config, in_mod, 0x1, MLX4_CMD_MOD_STAT_CFG,
1438 MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE);
1440 EXPORT_SYMBOL_GPL(mlx4_wol_write);