devinfo.c revision 331769
1/*
2 * Copyright (c) 2005 Cisco Systems.  All rights reserved.
3 * Copyright (c) 2005 Mellanox Technologies Ltd.  All rights reserved.
4 *
5 * This software is available to you under a choice of one of two
6 * licenses.  You may choose to be licensed under the terms of the GNU
7 * General Public License (GPL) Version 2, available from the file
8 * COPYING in the main directory of this source tree, or the
9 * OpenIB.org BSD license below:
10 *
11 *     Redistribution and use in source and binary forms, with or
12 *     without modification, are permitted provided that the following
13 *     conditions are met:
14 *
15 *      - Redistributions of source code must retain the above
16 *        copyright notice, this list of conditions and the following
17 *        disclaimer.
18 *
19 *      - Redistributions in binary form must reproduce the above
20 *        copyright notice, this list of conditions and the following
21 *        disclaimer in the documentation and/or other materials
22 *        provided with the distribution.
23 *
24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
28 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
29 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
30 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
31 * SOFTWARE.
32 */
33
34#include <config.h>
35
36#include <stdio.h>
37#include <stdlib.h>
38#include <unistd.h>
39#include <string.h>
40#include <getopt.h>
41#include <infiniband/endian.h>
42#include <inttypes.h>
43
44#include <infiniband/verbs.h>
45#include <infiniband/driver.h>
46
47static int verbose;
48
49static int null_gid(union ibv_gid *gid)
50{
51	return !(gid->raw[8] | gid->raw[9] | gid->raw[10] | gid->raw[11] |
52		 gid->raw[12] | gid->raw[13] | gid->raw[14] | gid->raw[15]);
53}
54
55static const char *guid_str(__be64 _node_guid, char *str)
56{
57	uint64_t node_guid = be64toh(_node_guid);
58	sprintf(str, "%04x:%04x:%04x:%04x",
59		(unsigned) (node_guid >> 48) & 0xffff,
60		(unsigned) (node_guid >> 32) & 0xffff,
61		(unsigned) (node_guid >> 16) & 0xffff,
62		(unsigned) (node_guid >>  0) & 0xffff);
63	return str;
64}
65
66static const char *transport_str(enum ibv_transport_type transport)
67{
68	switch (transport) {
69	case IBV_TRANSPORT_IB:		return "InfiniBand";
70	case IBV_TRANSPORT_IWARP:	return "iWARP";
71	case IBV_TRANSPORT_USNIC:	return "usNIC";
72	case IBV_TRANSPORT_USNIC_UDP:	return "usNIC UDP";
73	default:			return "invalid transport";
74	}
75}
76
77static const char *port_state_str(enum ibv_port_state pstate)
78{
79	switch (pstate) {
80	case IBV_PORT_DOWN:   return "PORT_DOWN";
81	case IBV_PORT_INIT:   return "PORT_INIT";
82	case IBV_PORT_ARMED:  return "PORT_ARMED";
83	case IBV_PORT_ACTIVE: return "PORT_ACTIVE";
84	default:              return "invalid state";
85	}
86}
87
88static const char *port_phy_state_str(uint8_t phys_state)
89{
90	switch (phys_state) {
91	case 1:  return "SLEEP";
92	case 2:  return "POLLING";
93	case 3:  return "DISABLED";
94	case 4:  return "PORT_CONFIGURATION TRAINNING";
95	case 5:  return "LINK_UP";
96	case 6:  return "LINK_ERROR_RECOVERY";
97	case 7:  return "PHY TEST";
98	default: return "invalid physical state";
99	}
100}
101
102static const char *atomic_cap_str(enum ibv_atomic_cap atom_cap)
103{
104	switch (atom_cap) {
105	case IBV_ATOMIC_NONE: return "ATOMIC_NONE";
106	case IBV_ATOMIC_HCA:  return "ATOMIC_HCA";
107	case IBV_ATOMIC_GLOB: return "ATOMIC_GLOB";
108	default:              return "invalid atomic capability";
109	}
110}
111
112static const char *mtu_str(enum ibv_mtu max_mtu)
113{
114	switch (max_mtu) {
115	case IBV_MTU_256:  return "256";
116	case IBV_MTU_512:  return "512";
117	case IBV_MTU_1024: return "1024";
118	case IBV_MTU_2048: return "2048";
119	case IBV_MTU_4096: return "4096";
120	default:           return "invalid MTU";
121	}
122}
123
124static const char *width_str(uint8_t width)
125{
126	switch (width) {
127	case 1:  return "1";
128	case 2:  return "4";
129	case 4:  return "8";
130	case 8:  return "12";
131	default: return "invalid width";
132	}
133}
134
135static const char *speed_str(uint8_t speed)
136{
137	switch (speed) {
138	case 1:  return "2.5 Gbps";
139	case 2:  return "5.0 Gbps";
140
141	case 4:  /* fall through */
142	case 8:  return "10.0 Gbps";
143
144	case 16: return "14.0 Gbps";
145	case 32: return "25.0 Gbps";
146	default: return "invalid speed";
147	}
148}
149
150static const char *vl_str(uint8_t vl_num)
151{
152	switch (vl_num) {
153	case 1:  return "1";
154	case 2:  return "2";
155	case 3:  return "4";
156	case 4:  return "8";
157	case 5:  return "15";
158	default: return "invalid value";
159	}
160}
161
162static int print_all_port_gids(struct ibv_context *ctx, uint8_t port_num, int tbl_len)
163{
164	union ibv_gid gid;
165	int rc = 0;
166	int i;
167
168	for (i = 0; i < tbl_len; i++) {
169		rc = ibv_query_gid(ctx, port_num, i, &gid);
170		if (rc) {
171			fprintf(stderr, "Failed to query gid to port %d, index %d\n",
172			       port_num, i);
173			return rc;
174		}
175		if (!null_gid(&gid))
176			printf("\t\t\tGID[%3d]:\t\t%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x\n",
177			       i,
178			       gid.raw[ 0], gid.raw[ 1],
179			       gid.raw[ 2], gid.raw[ 3],
180			       gid.raw[ 4], gid.raw[ 5],
181			       gid.raw[ 6], gid.raw[ 7],
182			       gid.raw[ 8], gid.raw[ 9],
183			       gid.raw[10], gid.raw[11],
184			       gid.raw[12], gid.raw[13],
185			       gid.raw[14], gid.raw[15]);
186	}
187	return rc;
188}
189
190static const char *link_layer_str(uint8_t link_layer)
191{
192	switch (link_layer) {
193	case IBV_LINK_LAYER_UNSPECIFIED:
194	case IBV_LINK_LAYER_INFINIBAND:
195		return "InfiniBand";
196	case IBV_LINK_LAYER_ETHERNET:
197		return "Ethernet";
198	default:
199		return "Unknown";
200	}
201}
202
203static void print_device_cap_flags(uint32_t dev_cap_flags)
204{
205	uint32_t unknown_flags = ~(IBV_DEVICE_RESIZE_MAX_WR |
206				   IBV_DEVICE_BAD_PKEY_CNTR |
207				   IBV_DEVICE_BAD_QKEY_CNTR |
208				   IBV_DEVICE_RAW_MULTI |
209				   IBV_DEVICE_AUTO_PATH_MIG |
210				   IBV_DEVICE_CHANGE_PHY_PORT |
211				   IBV_DEVICE_UD_AV_PORT_ENFORCE |
212				   IBV_DEVICE_CURR_QP_STATE_MOD |
213				   IBV_DEVICE_SHUTDOWN_PORT |
214				   IBV_DEVICE_INIT_TYPE |
215				   IBV_DEVICE_PORT_ACTIVE_EVENT |
216				   IBV_DEVICE_SYS_IMAGE_GUID |
217				   IBV_DEVICE_RC_RNR_NAK_GEN |
218				   IBV_DEVICE_SRQ_RESIZE |
219				   IBV_DEVICE_N_NOTIFY_CQ |
220				   IBV_DEVICE_MEM_WINDOW |
221				   IBV_DEVICE_UD_IP_CSUM |
222				   IBV_DEVICE_XRC |
223				   IBV_DEVICE_MEM_MGT_EXTENSIONS |
224				   IBV_DEVICE_MEM_WINDOW_TYPE_2A |
225				   IBV_DEVICE_MEM_WINDOW_TYPE_2B |
226				   IBV_DEVICE_RC_IP_CSUM |
227				   IBV_DEVICE_RAW_IP_CSUM |
228				   IBV_DEVICE_MANAGED_FLOW_STEERING);
229
230	if (dev_cap_flags & IBV_DEVICE_RESIZE_MAX_WR)
231		printf("\t\t\t\t\tRESIZE_MAX_WR\n");
232	if (dev_cap_flags & IBV_DEVICE_BAD_PKEY_CNTR)
233		printf("\t\t\t\t\tBAD_PKEY_CNTR\n");
234	if (dev_cap_flags & IBV_DEVICE_BAD_QKEY_CNTR)
235		printf("\t\t\t\t\tBAD_QKEY_CNTR\n");
236	if (dev_cap_flags & IBV_DEVICE_RAW_MULTI)
237		printf("\t\t\t\t\tRAW_MULTI\n");
238	if (dev_cap_flags & IBV_DEVICE_AUTO_PATH_MIG)
239		printf("\t\t\t\t\tAUTO_PATH_MIG\n");
240	if (dev_cap_flags & IBV_DEVICE_CHANGE_PHY_PORT)
241		printf("\t\t\t\t\tCHANGE_PHY_PORT\n");
242	if (dev_cap_flags & IBV_DEVICE_UD_AV_PORT_ENFORCE)
243		printf("\t\t\t\t\tUD_AV_PORT_ENFORCE\n");
244	if (dev_cap_flags & IBV_DEVICE_CURR_QP_STATE_MOD)
245		printf("\t\t\t\t\tCURR_QP_STATE_MOD\n");
246	if (dev_cap_flags & IBV_DEVICE_SHUTDOWN_PORT)
247		printf("\t\t\t\t\tSHUTDOWN_PORT\n");
248	if (dev_cap_flags & IBV_DEVICE_INIT_TYPE)
249		printf("\t\t\t\t\tINIT_TYPE\n");
250	if (dev_cap_flags & IBV_DEVICE_PORT_ACTIVE_EVENT)
251		printf("\t\t\t\t\tPORT_ACTIVE_EVENT\n");
252	if (dev_cap_flags & IBV_DEVICE_SYS_IMAGE_GUID)
253		printf("\t\t\t\t\tSYS_IMAGE_GUID\n");
254	if (dev_cap_flags & IBV_DEVICE_RC_RNR_NAK_GEN)
255		printf("\t\t\t\t\tRC_RNR_NAK_GEN\n");
256	if (dev_cap_flags & IBV_DEVICE_SRQ_RESIZE)
257		printf("\t\t\t\t\tSRQ_RESIZE\n");
258	if (dev_cap_flags & IBV_DEVICE_N_NOTIFY_CQ)
259		printf("\t\t\t\t\tN_NOTIFY_CQ\n");
260	if (dev_cap_flags & IBV_DEVICE_MEM_WINDOW)
261		printf("\t\t\t\t\tMEM_WINDOW\n");
262	if (dev_cap_flags & IBV_DEVICE_UD_IP_CSUM)
263		printf("\t\t\t\t\tUD_IP_CSUM\n");
264	if (dev_cap_flags & IBV_DEVICE_XRC)
265		printf("\t\t\t\t\tXRC\n");
266	if (dev_cap_flags & IBV_DEVICE_MEM_MGT_EXTENSIONS)
267		printf("\t\t\t\t\tMEM_MGT_EXTENSIONS\n");
268	if (dev_cap_flags & IBV_DEVICE_MEM_WINDOW_TYPE_2A)
269		printf("\t\t\t\t\tMEM_WINDOW_TYPE_2A\n");
270	if (dev_cap_flags & IBV_DEVICE_MEM_WINDOW_TYPE_2B)
271		printf("\t\t\t\t\tMEM_WINDOW_TYPE_2B\n");
272	if (dev_cap_flags & IBV_DEVICE_RC_IP_CSUM)
273		printf("\t\t\t\t\tRC_IP_CSUM\n");
274	if (dev_cap_flags & IBV_DEVICE_RAW_IP_CSUM)
275		printf("\t\t\t\t\tRAW_IP_CSUM\n");
276	if (dev_cap_flags & IBV_DEVICE_MANAGED_FLOW_STEERING)
277		printf("\t\t\t\t\tMANAGED_FLOW_STEERING\n");
278	if (dev_cap_flags & unknown_flags)
279		printf("\t\t\t\t\tUnknown flags: 0x%" PRIX32 "\n",
280		       dev_cap_flags & unknown_flags);
281}
282
283static void print_odp_trans_caps(uint32_t trans)
284{
285	uint32_t unknown_transport_caps = ~(IBV_ODP_SUPPORT_SEND |
286					    IBV_ODP_SUPPORT_RECV |
287					    IBV_ODP_SUPPORT_WRITE |
288					    IBV_ODP_SUPPORT_READ |
289					    IBV_ODP_SUPPORT_ATOMIC);
290
291	if (!trans) {
292		printf("\t\t\t\t\tNO SUPPORT\n");
293	} else {
294		if (trans & IBV_ODP_SUPPORT_SEND)
295			printf("\t\t\t\t\tSUPPORT_SEND\n");
296		if (trans & IBV_ODP_SUPPORT_RECV)
297			printf("\t\t\t\t\tSUPPORT_RECV\n");
298		if (trans & IBV_ODP_SUPPORT_WRITE)
299			printf("\t\t\t\t\tSUPPORT_WRITE\n");
300		if (trans & IBV_ODP_SUPPORT_READ)
301			printf("\t\t\t\t\tSUPPORT_READ\n");
302		if (trans & IBV_ODP_SUPPORT_ATOMIC)
303			printf("\t\t\t\t\tSUPPORT_ATOMIC\n");
304		if (trans & unknown_transport_caps)
305			printf("\t\t\t\t\tUnknown flags: 0x%" PRIX32 "\n",
306			       trans & unknown_transport_caps);
307	}
308}
309
310static void print_odp_caps(const struct ibv_odp_caps *caps)
311{
312	uint64_t unknown_general_caps = ~(IBV_ODP_SUPPORT);
313
314	/* general odp caps */
315	printf("\tgeneral_odp_caps:\n");
316	if (caps->general_caps & IBV_ODP_SUPPORT)
317		printf("\t\t\t\t\tODP_SUPPORT\n");
318	if (caps->general_caps & unknown_general_caps)
319		printf("\t\t\t\t\tUnknown flags: 0x%" PRIX64 "\n",
320		       caps->general_caps & unknown_general_caps);
321
322	/* RC transport */
323	printf("\trc_odp_caps:\n");
324	print_odp_trans_caps(caps->per_transport_caps.rc_odp_caps);
325	printf("\tuc_odp_caps:\n");
326	print_odp_trans_caps(caps->per_transport_caps.uc_odp_caps);
327	printf("\tud_odp_caps:\n");
328	print_odp_trans_caps(caps->per_transport_caps.ud_odp_caps);
329}
330
331static void print_device_cap_flags_ex(uint64_t device_cap_flags_ex)
332{
333	uint64_t ex_flags = device_cap_flags_ex & 0xffffffff00000000ULL;
334	uint64_t unknown_flags = ~(IBV_DEVICE_RAW_SCATTER_FCS);
335
336	if (ex_flags & IBV_DEVICE_RAW_SCATTER_FCS)
337		printf("\t\t\t\t\tRAW_SCATTER_FCS\n");
338	if (ex_flags & unknown_flags)
339		printf("\t\t\t\t\tUnknown flags: 0x%" PRIX64 "\n",
340		       ex_flags & unknown_flags);
341}
342
343static void print_tso_caps(const struct ibv_tso_caps *caps)
344{
345	uint32_t unknown_general_caps = ~(1 << IBV_QPT_RAW_PACKET |
346					  1 << IBV_QPT_UD);
347	printf("\ttso_caps:\n");
348	printf("\tmax_tso:\t\t\t%d\n", caps->max_tso);
349
350	if (caps->max_tso) {
351		printf("\tsupported_qp:\n");
352		if (ibv_is_qpt_supported(caps->supported_qpts, IBV_QPT_RAW_PACKET))
353			printf("\t\t\t\t\tSUPPORT_RAW_PACKET\n");
354		if (ibv_is_qpt_supported(caps->supported_qpts, IBV_QPT_UD))
355			printf("\t\t\t\t\tSUPPORT_UD\n");
356		if (caps->supported_qpts & unknown_general_caps)
357			printf("\t\t\t\t\tUnknown flags: 0x%" PRIX32 "\n",
358			       caps->supported_qpts & unknown_general_caps);
359	}
360}
361
362static void print_rss_caps(const struct ibv_rss_caps *caps)
363{
364	uint32_t unknown_general_caps = ~(1 << IBV_QPT_RAW_PACKET |
365					  1 << IBV_QPT_UD);
366	printf("\trss_caps:\n");
367	printf("\t\tmax_rwq_indirection_tables:\t\t\t%u\n", caps->max_rwq_indirection_tables);
368	printf("\t\tmax_rwq_indirection_table_size:\t\t\t%u\n", caps->max_rwq_indirection_table_size);
369	printf("\t\trx_hash_function:\t\t\t\t0x%x\n", caps->rx_hash_function);
370	printf("\t\trx_hash_fields_mask:\t\t\t\t0x%" PRIX64 "\n", caps->rx_hash_fields_mask);
371
372	if (caps->supported_qpts) {
373		printf("\t\tsupported_qp:\n");
374		if (ibv_is_qpt_supported(caps->supported_qpts, IBV_QPT_RAW_PACKET))
375			printf("\t\t\t\t\tSUPPORT_RAW_PACKET\n");
376		if (ibv_is_qpt_supported(caps->supported_qpts, IBV_QPT_UD))
377			printf("\t\t\t\t\tSUPPORT_UD\n");
378		if (caps->supported_qpts & unknown_general_caps)
379			printf("\t\t\t\t\tUnknown flags: 0x%" PRIX32 "\n",
380			       caps->supported_qpts & unknown_general_caps);
381	}
382}
383
384static void print_packet_pacing_caps(const struct ibv_packet_pacing_caps *caps)
385{
386	uint32_t unknown_general_caps = ~(1 << IBV_QPT_RAW_PACKET |
387					  1 << IBV_QPT_UD);
388	printf("\tpacket_pacing_caps:\n");
389	printf("\t\tqp_rate_limit_min:\t%ukbps\n", caps->qp_rate_limit_min);
390	printf("\t\tqp_rate_limit_max:\t%ukbps\n", caps->qp_rate_limit_max);
391
392	if (caps->qp_rate_limit_max) {
393		printf("\t\tsupported_qp:\n");
394		if (ibv_is_qpt_supported(caps->supported_qpts, IBV_QPT_RAW_PACKET))
395			printf("\t\t\t\t\tSUPPORT_RAW_PACKET\n");
396		if (ibv_is_qpt_supported(caps->supported_qpts, IBV_QPT_UD))
397			printf("\t\t\t\t\tSUPPORT_UD\n");
398		if (caps->supported_qpts & unknown_general_caps)
399			printf("\t\t\t\t\tUnknown flags: 0x%" PRIX32 "\n",
400			       caps->supported_qpts & unknown_general_caps);
401	}
402}
403
404static void print_raw_packet_caps(uint32_t raw_packet_caps)
405{
406	printf("\traw packet caps:\n");
407	if (raw_packet_caps & IBV_RAW_PACKET_CAP_CVLAN_STRIPPING)
408		printf("\t\t\t\t\tC-VLAN stripping offload\n");
409	if (raw_packet_caps & IBV_RAW_PACKET_CAP_SCATTER_FCS)
410		printf("\t\t\t\t\tScatter FCS offload\n");
411	if (raw_packet_caps & IBV_RAW_PACKET_CAP_IP_CSUM)
412		printf("\t\t\t\t\tIP csum offload\n");
413}
414
415static int print_hca_cap(struct ibv_device *ib_dev, uint8_t ib_port)
416{
417	struct ibv_context *ctx;
418	struct ibv_device_attr_ex device_attr;
419	struct ibv_port_attr port_attr;
420	int rc = 0;
421	uint8_t port;
422	char buf[256];
423
424	ctx = ibv_open_device(ib_dev);
425	if (!ctx) {
426		fprintf(stderr, "Failed to open device\n");
427		rc = 1;
428		goto cleanup;
429	}
430	if (ibv_query_device_ex(ctx, NULL, &device_attr)) {
431		fprintf(stderr, "Failed to query device props\n");
432		rc = 2;
433		goto cleanup;
434	}
435	if (ib_port && ib_port > device_attr.orig_attr.phys_port_cnt) {
436		fprintf(stderr, "Invalid port requested for device\n");
437		/* rc = 3 is taken by failure to clean up */
438		rc = 4;
439		goto cleanup;
440	}
441
442	printf("hca_id:\t%s\n", ibv_get_device_name(ib_dev));
443	printf("\ttransport:\t\t\t%s (%d)\n",
444	       transport_str(ib_dev->transport_type), ib_dev->transport_type);
445	if (strlen(device_attr.orig_attr.fw_ver))
446		printf("\tfw_ver:\t\t\t\t%s\n", device_attr.orig_attr.fw_ver);
447	printf("\tnode_guid:\t\t\t%s\n", guid_str(device_attr.orig_attr.node_guid, buf));
448	printf("\tsys_image_guid:\t\t\t%s\n", guid_str(device_attr.orig_attr.sys_image_guid, buf));
449	printf("\tvendor_id:\t\t\t0x%04x\n", device_attr.orig_attr.vendor_id);
450	printf("\tvendor_part_id:\t\t\t%d\n", device_attr.orig_attr.vendor_part_id);
451	printf("\thw_ver:\t\t\t\t0x%X\n", device_attr.orig_attr.hw_ver);
452
453	if (ibv_read_sysfs_file(ib_dev->ibdev_path, "board_id", buf, sizeof buf) > 0)
454		printf("\tboard_id:\t\t\t%s\n", buf);
455
456	printf("\tphys_port_cnt:\t\t\t%d\n", device_attr.orig_attr.phys_port_cnt);
457
458	if (verbose) {
459		printf("\tmax_mr_size:\t\t\t0x%llx\n",
460		       (unsigned long long) device_attr.orig_attr.max_mr_size);
461		printf("\tpage_size_cap:\t\t\t0x%llx\n",
462		       (unsigned long long) device_attr.orig_attr.page_size_cap);
463		printf("\tmax_qp:\t\t\t\t%d\n", device_attr.orig_attr.max_qp);
464		printf("\tmax_qp_wr:\t\t\t%d\n", device_attr.orig_attr.max_qp_wr);
465		printf("\tdevice_cap_flags:\t\t0x%08x\n", device_attr.orig_attr.device_cap_flags);
466		print_device_cap_flags(device_attr.orig_attr.device_cap_flags);
467		printf("\tmax_sge:\t\t\t%d\n", device_attr.orig_attr.max_sge);
468		printf("\tmax_sge_rd:\t\t\t%d\n", device_attr.orig_attr.max_sge_rd);
469		printf("\tmax_cq:\t\t\t\t%d\n", device_attr.orig_attr.max_cq);
470		printf("\tmax_cqe:\t\t\t%d\n", device_attr.orig_attr.max_cqe);
471		printf("\tmax_mr:\t\t\t\t%d\n", device_attr.orig_attr.max_mr);
472		printf("\tmax_pd:\t\t\t\t%d\n", device_attr.orig_attr.max_pd);
473		printf("\tmax_qp_rd_atom:\t\t\t%d\n", device_attr.orig_attr.max_qp_rd_atom);
474		printf("\tmax_ee_rd_atom:\t\t\t%d\n", device_attr.orig_attr.max_ee_rd_atom);
475		printf("\tmax_res_rd_atom:\t\t%d\n", device_attr.orig_attr.max_res_rd_atom);
476		printf("\tmax_qp_init_rd_atom:\t\t%d\n", device_attr.orig_attr.max_qp_init_rd_atom);
477		printf("\tmax_ee_init_rd_atom:\t\t%d\n", device_attr.orig_attr.max_ee_init_rd_atom);
478		printf("\tatomic_cap:\t\t\t%s (%d)\n",
479		       atomic_cap_str(device_attr.orig_attr.atomic_cap), device_attr.orig_attr.atomic_cap);
480		printf("\tmax_ee:\t\t\t\t%d\n", device_attr.orig_attr.max_ee);
481		printf("\tmax_rdd:\t\t\t%d\n", device_attr.orig_attr.max_rdd);
482		printf("\tmax_mw:\t\t\t\t%d\n", device_attr.orig_attr.max_mw);
483		printf("\tmax_raw_ipv6_qp:\t\t%d\n", device_attr.orig_attr.max_raw_ipv6_qp);
484		printf("\tmax_raw_ethy_qp:\t\t%d\n", device_attr.orig_attr.max_raw_ethy_qp);
485		printf("\tmax_mcast_grp:\t\t\t%d\n", device_attr.orig_attr.max_mcast_grp);
486		printf("\tmax_mcast_qp_attach:\t\t%d\n", device_attr.orig_attr.max_mcast_qp_attach);
487		printf("\tmax_total_mcast_qp_attach:\t%d\n",
488		       device_attr.orig_attr.max_total_mcast_qp_attach);
489		printf("\tmax_ah:\t\t\t\t%d\n", device_attr.orig_attr.max_ah);
490		printf("\tmax_fmr:\t\t\t%d\n", device_attr.orig_attr.max_fmr);
491		if (device_attr.orig_attr.max_fmr)
492			printf("\tmax_map_per_fmr:\t\t%d\n", device_attr.orig_attr.max_map_per_fmr);
493		printf("\tmax_srq:\t\t\t%d\n", device_attr.orig_attr.max_srq);
494		if (device_attr.orig_attr.max_srq) {
495			printf("\tmax_srq_wr:\t\t\t%d\n", device_attr.orig_attr.max_srq_wr);
496			printf("\tmax_srq_sge:\t\t\t%d\n", device_attr.orig_attr.max_srq_sge);
497		}
498		printf("\tmax_pkeys:\t\t\t%d\n", device_attr.orig_attr.max_pkeys);
499		printf("\tlocal_ca_ack_delay:\t\t%d\n", device_attr.orig_attr.local_ca_ack_delay);
500
501		print_odp_caps(&device_attr.odp_caps);
502		if (device_attr.completion_timestamp_mask)
503			printf("\tcompletion timestamp_mask:\t\t\t0x%016" PRIx64 "\n",
504			       device_attr.completion_timestamp_mask);
505		else
506			printf("\tcompletion_timestamp_mask not supported\n");
507
508		if (device_attr.hca_core_clock)
509			printf("\thca_core_clock:\t\t\t%" PRIu64 "kHZ\n", device_attr.hca_core_clock);
510		else
511			printf("\tcore clock not supported\n");
512
513		if (device_attr.raw_packet_caps)
514			print_raw_packet_caps(device_attr.raw_packet_caps);
515
516		printf("\tdevice_cap_flags_ex:\t\t0x%" PRIX64 "\n", device_attr.device_cap_flags_ex);
517		print_device_cap_flags_ex(device_attr.device_cap_flags_ex);
518		print_tso_caps(&device_attr.tso_caps);
519		print_rss_caps(&device_attr.rss_caps);
520		printf("\tmax_wq_type_rq:\t\t\t%u\n", device_attr.max_wq_type_rq);
521		print_packet_pacing_caps(&device_attr.packet_pacing_caps);
522	}
523
524	for (port = 1; port <= device_attr.orig_attr.phys_port_cnt; ++port) {
525		/* if in the command line the user didn't ask for info about this port */
526		if ((ib_port) && (port != ib_port))
527			continue;
528
529		rc = ibv_query_port(ctx, port, &port_attr);
530		if (rc) {
531			fprintf(stderr, "Failed to query port %u props\n", port);
532			goto cleanup;
533		}
534		printf("\t\tport:\t%d\n", port);
535		printf("\t\t\tstate:\t\t\t%s (%d)\n",
536		       port_state_str(port_attr.state), port_attr.state);
537		printf("\t\t\tmax_mtu:\t\t%s (%d)\n",
538		       mtu_str(port_attr.max_mtu), port_attr.max_mtu);
539		printf("\t\t\tactive_mtu:\t\t%s (%d)\n",
540		       mtu_str(port_attr.active_mtu), port_attr.active_mtu);
541		printf("\t\t\tsm_lid:\t\t\t%d\n", port_attr.sm_lid);
542		printf("\t\t\tport_lid:\t\t%d\n", port_attr.lid);
543		printf("\t\t\tport_lmc:\t\t0x%02x\n", port_attr.lmc);
544		printf("\t\t\tlink_layer:\t\t%s\n",
545					link_layer_str(port_attr.link_layer));
546
547		if (verbose) {
548			printf("\t\t\tmax_msg_sz:\t\t0x%x\n", port_attr.max_msg_sz);
549			printf("\t\t\tport_cap_flags:\t\t0x%08x\n", port_attr.port_cap_flags);
550			printf("\t\t\tmax_vl_num:\t\t%s (%d)\n",
551			       vl_str(port_attr.max_vl_num), port_attr.max_vl_num);
552			printf("\t\t\tbad_pkey_cntr:\t\t0x%x\n", port_attr.bad_pkey_cntr);
553			printf("\t\t\tqkey_viol_cntr:\t\t0x%x\n", port_attr.qkey_viol_cntr);
554			printf("\t\t\tsm_sl:\t\t\t%d\n", port_attr.sm_sl);
555			printf("\t\t\tpkey_tbl_len:\t\t%d\n", port_attr.pkey_tbl_len);
556			printf("\t\t\tgid_tbl_len:\t\t%d\n", port_attr.gid_tbl_len);
557			printf("\t\t\tsubnet_timeout:\t\t%d\n", port_attr.subnet_timeout);
558			printf("\t\t\tinit_type_reply:\t%d\n", port_attr.init_type_reply);
559			printf("\t\t\tactive_width:\t\t%sX (%d)\n",
560			       width_str(port_attr.active_width), port_attr.active_width);
561			printf("\t\t\tactive_speed:\t\t%s (%d)\n",
562			       speed_str(port_attr.active_speed), port_attr.active_speed);
563			if (ib_dev->transport_type == IBV_TRANSPORT_IB)
564				printf("\t\t\tphys_state:\t\t%s (%d)\n",
565				       port_phy_state_str(port_attr.phys_state), port_attr.phys_state);
566
567			if (print_all_port_gids(ctx, port, port_attr.gid_tbl_len))
568				goto cleanup;
569		}
570		printf("\n");
571	}
572cleanup:
573	if (ctx)
574		if (ibv_close_device(ctx)) {
575			fprintf(stderr, "Failed to close device");
576			rc = 3;
577		}
578	return rc;
579}
580
581static void usage(const char *argv0)
582{
583	printf("Usage: %s             print the ca attributes\n", argv0);
584	printf("\n");
585	printf("Options:\n");
586	printf("  -d, --ib-dev=<dev>     use IB device <dev> (default first device found)\n");
587	printf("  -i, --ib-port=<port>   use port <port> of IB device (default all ports)\n");
588	printf("  -l, --list             print only the IB devices names\n");
589	printf("  -v, --verbose          print all the attributes of the IB device(s)\n");
590}
591
592int main(int argc, char *argv[])
593{
594	char *ib_devname = NULL;
595	int ret = 0;
596	struct ibv_device **dev_list, **orig_dev_list;
597	int num_of_hcas;
598	int ib_port = 0;
599
600	/* parse command line options */
601	while (1) {
602		int c;
603		static struct option long_options[] = {
604			{ .name = "ib-dev",   .has_arg = 1, .val = 'd' },
605			{ .name = "ib-port",  .has_arg = 1, .val = 'i' },
606			{ .name = "list",     .has_arg = 0, .val = 'l' },
607			{ .name = "verbose",  .has_arg = 0, .val = 'v' },
608			{ }
609		};
610
611		c = getopt_long(argc, argv, "d:i:lv", long_options, NULL);
612		if (c == -1)
613			break;
614
615		switch (c) {
616		case 'd':
617			ib_devname = strdup(optarg);
618			break;
619
620		case 'i':
621			ib_port = strtol(optarg, NULL, 0);
622			if (ib_port <= 0) {
623				usage(argv[0]);
624				return 1;
625			}
626			break;
627
628		case 'v':
629			verbose = 1;
630			break;
631
632		case 'l':
633			dev_list = orig_dev_list = ibv_get_device_list(&num_of_hcas);
634			if (!dev_list) {
635				perror("Failed to get IB devices list");
636				return -1;
637			}
638
639			printf("%d HCA%s found:\n", num_of_hcas,
640			       num_of_hcas != 1 ? "s" : "");
641
642			while (*dev_list) {
643				printf("\t%s\n", ibv_get_device_name(*dev_list));
644				++dev_list;
645			}
646
647			printf("\n");
648
649			ibv_free_device_list(orig_dev_list);
650
651			return 0;
652
653		default:
654			usage(argv[0]);
655			return -1;
656		}
657	}
658
659	dev_list = orig_dev_list = ibv_get_device_list(NULL);
660	if (!dev_list) {
661		perror("Failed to get IB devices list");
662		return -1;
663	}
664
665	if (ib_devname) {
666		while (*dev_list) {
667			if (!strcmp(ibv_get_device_name(*dev_list), ib_devname))
668				break;
669			++dev_list;
670		}
671
672		if (!*dev_list) {
673			fprintf(stderr, "IB device '%s' wasn't found\n", ib_devname);
674			return -1;
675		}
676
677		ret |= print_hca_cap(*dev_list, ib_port);
678	} else {
679		if (!*dev_list) {
680			fprintf(stderr, "No IB devices found\n");
681			return -1;
682		}
683
684		while (*dev_list) {
685			ret |= print_hca_cap(*dev_list, ib_port);
686			++dev_list;
687		}
688	}
689
690	if (ib_devname)
691		free(ib_devname);
692
693	ibv_free_device_list(orig_dev_list);
694
695	return ret;
696}
697