Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. |
Roland Dreier | 2a1d9b7 | 2005-08-10 23:03:10 -0700 | [diff] [blame] | 3 | * Copyright (c) 2005 Mellanox Technologies Ltd. All rights reserved. |
| 4 | * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 33 | */ |
| 34 | |
| 35 | #include "core_priv.h" |
| 36 | |
Tim Schmielau | 8c65b4a | 2005-11-07 00:59:43 -0800 | [diff] [blame] | 37 | #include <linux/slab.h> |
| 38 | #include <linux/string.h> |
| 39 | |
Roland Dreier | a4d61e8 | 2005-08-25 13:40:04 -0700 | [diff] [blame] | 40 | #include <rdma/ib_mad.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 41 | |
| 42 | struct ib_port { |
| 43 | struct kobject kobj; |
| 44 | struct ib_device *ibdev; |
| 45 | struct attribute_group gid_group; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 46 | struct attribute_group pkey_group; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 47 | u8 port_num; |
| 48 | }; |
| 49 | |
| 50 | struct port_attribute { |
| 51 | struct attribute attr; |
| 52 | ssize_t (*show)(struct ib_port *, struct port_attribute *, char *buf); |
| 53 | ssize_t (*store)(struct ib_port *, struct port_attribute *, |
| 54 | const char *buf, size_t count); |
| 55 | }; |
| 56 | |
| 57 | #define PORT_ATTR(_name, _mode, _show, _store) \ |
| 58 | struct port_attribute port_attr_##_name = __ATTR(_name, _mode, _show, _store) |
| 59 | |
| 60 | #define PORT_ATTR_RO(_name) \ |
| 61 | struct port_attribute port_attr_##_name = __ATTR_RO(_name) |
| 62 | |
| 63 | struct port_table_attribute { |
Dmitry Torokhov | d48593b | 2005-04-29 00:58:46 -0500 | [diff] [blame] | 64 | struct port_attribute attr; |
| 65 | char name[8]; |
| 66 | int index; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 67 | }; |
| 68 | |
Roland Dreier | 3cd9656 | 2006-09-22 15:22:46 -0700 | [diff] [blame] | 69 | static inline int ibdev_is_alive(const struct ib_device *dev) |
Roland Dreier | ba8e931 | 2005-10-18 14:14:56 -0700 | [diff] [blame] | 70 | { |
| 71 | return dev->reg_state == IB_DEV_REGISTERED; |
| 72 | } |
| 73 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 74 | static ssize_t port_attr_show(struct kobject *kobj, |
| 75 | struct attribute *attr, char *buf) |
| 76 | { |
| 77 | struct port_attribute *port_attr = |
| 78 | container_of(attr, struct port_attribute, attr); |
| 79 | struct ib_port *p = container_of(kobj, struct ib_port, kobj); |
| 80 | |
| 81 | if (!port_attr->show) |
Dmitry Torokhov | 70f2817 | 2005-04-29 01:27:34 -0500 | [diff] [blame] | 82 | return -EIO; |
Roland Dreier | ba8e931 | 2005-10-18 14:14:56 -0700 | [diff] [blame] | 83 | if (!ibdev_is_alive(p->ibdev)) |
| 84 | return -ENODEV; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 85 | |
| 86 | return port_attr->show(p, port_attr, buf); |
| 87 | } |
| 88 | |
| 89 | static struct sysfs_ops port_sysfs_ops = { |
| 90 | .show = port_attr_show |
| 91 | }; |
| 92 | |
| 93 | static ssize_t state_show(struct ib_port *p, struct port_attribute *unused, |
| 94 | char *buf) |
| 95 | { |
| 96 | struct ib_port_attr attr; |
| 97 | ssize_t ret; |
| 98 | |
| 99 | static const char *state_name[] = { |
| 100 | [IB_PORT_NOP] = "NOP", |
| 101 | [IB_PORT_DOWN] = "DOWN", |
| 102 | [IB_PORT_INIT] = "INIT", |
| 103 | [IB_PORT_ARMED] = "ARMED", |
| 104 | [IB_PORT_ACTIVE] = "ACTIVE", |
| 105 | [IB_PORT_ACTIVE_DEFER] = "ACTIVE_DEFER" |
| 106 | }; |
| 107 | |
| 108 | ret = ib_query_port(p->ibdev, p->port_num, &attr); |
| 109 | if (ret) |
| 110 | return ret; |
| 111 | |
| 112 | return sprintf(buf, "%d: %s\n", attr.state, |
Roland Dreier | 048975a | 2006-03-20 10:08:25 -0800 | [diff] [blame] | 113 | attr.state >= 0 && attr.state < ARRAY_SIZE(state_name) ? |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 114 | state_name[attr.state] : "UNKNOWN"); |
| 115 | } |
| 116 | |
| 117 | static ssize_t lid_show(struct ib_port *p, struct port_attribute *unused, |
| 118 | char *buf) |
| 119 | { |
| 120 | struct ib_port_attr attr; |
| 121 | ssize_t ret; |
| 122 | |
| 123 | ret = ib_query_port(p->ibdev, p->port_num, &attr); |
| 124 | if (ret) |
| 125 | return ret; |
| 126 | |
| 127 | return sprintf(buf, "0x%x\n", attr.lid); |
| 128 | } |
| 129 | |
| 130 | static ssize_t lid_mask_count_show(struct ib_port *p, |
| 131 | struct port_attribute *unused, |
| 132 | char *buf) |
| 133 | { |
| 134 | struct ib_port_attr attr; |
| 135 | ssize_t ret; |
| 136 | |
| 137 | ret = ib_query_port(p->ibdev, p->port_num, &attr); |
| 138 | if (ret) |
| 139 | return ret; |
| 140 | |
| 141 | return sprintf(buf, "%d\n", attr.lmc); |
| 142 | } |
| 143 | |
| 144 | static ssize_t sm_lid_show(struct ib_port *p, struct port_attribute *unused, |
| 145 | char *buf) |
| 146 | { |
| 147 | struct ib_port_attr attr; |
| 148 | ssize_t ret; |
| 149 | |
| 150 | ret = ib_query_port(p->ibdev, p->port_num, &attr); |
| 151 | if (ret) |
| 152 | return ret; |
| 153 | |
| 154 | return sprintf(buf, "0x%x\n", attr.sm_lid); |
| 155 | } |
| 156 | |
| 157 | static ssize_t sm_sl_show(struct ib_port *p, struct port_attribute *unused, |
| 158 | char *buf) |
| 159 | { |
| 160 | struct ib_port_attr attr; |
| 161 | ssize_t ret; |
| 162 | |
| 163 | ret = ib_query_port(p->ibdev, p->port_num, &attr); |
| 164 | if (ret) |
| 165 | return ret; |
| 166 | |
| 167 | return sprintf(buf, "%d\n", attr.sm_sl); |
| 168 | } |
| 169 | |
| 170 | static ssize_t cap_mask_show(struct ib_port *p, struct port_attribute *unused, |
| 171 | char *buf) |
| 172 | { |
| 173 | struct ib_port_attr attr; |
| 174 | ssize_t ret; |
| 175 | |
| 176 | ret = ib_query_port(p->ibdev, p->port_num, &attr); |
| 177 | if (ret) |
| 178 | return ret; |
| 179 | |
| 180 | return sprintf(buf, "0x%08x\n", attr.port_cap_flags); |
| 181 | } |
| 182 | |
| 183 | static ssize_t rate_show(struct ib_port *p, struct port_attribute *unused, |
| 184 | char *buf) |
| 185 | { |
| 186 | struct ib_port_attr attr; |
| 187 | char *speed = ""; |
| 188 | int rate; |
| 189 | ssize_t ret; |
| 190 | |
| 191 | ret = ib_query_port(p->ibdev, p->port_num, &attr); |
| 192 | if (ret) |
| 193 | return ret; |
| 194 | |
| 195 | switch (attr.active_speed) { |
| 196 | case 2: speed = " DDR"; break; |
| 197 | case 4: speed = " QDR"; break; |
| 198 | } |
| 199 | |
| 200 | rate = 25 * ib_width_enum_to_int(attr.active_width) * attr.active_speed; |
| 201 | if (rate < 0) |
| 202 | return -EINVAL; |
| 203 | |
| 204 | return sprintf(buf, "%d%s Gb/sec (%dX%s)\n", |
| 205 | rate / 10, rate % 10 ? ".5" : "", |
| 206 | ib_width_enum_to_int(attr.active_width), speed); |
| 207 | } |
| 208 | |
| 209 | static ssize_t phys_state_show(struct ib_port *p, struct port_attribute *unused, |
| 210 | char *buf) |
| 211 | { |
| 212 | struct ib_port_attr attr; |
| 213 | |
| 214 | ssize_t ret; |
| 215 | |
| 216 | ret = ib_query_port(p->ibdev, p->port_num, &attr); |
| 217 | if (ret) |
| 218 | return ret; |
| 219 | |
| 220 | switch (attr.phys_state) { |
| 221 | case 1: return sprintf(buf, "1: Sleep\n"); |
| 222 | case 2: return sprintf(buf, "2: Polling\n"); |
| 223 | case 3: return sprintf(buf, "3: Disabled\n"); |
| 224 | case 4: return sprintf(buf, "4: PortConfigurationTraining\n"); |
| 225 | case 5: return sprintf(buf, "5: LinkUp\n"); |
| 226 | case 6: return sprintf(buf, "6: LinkErrorRecovery\n"); |
| 227 | case 7: return sprintf(buf, "7: Phy Test\n"); |
| 228 | default: return sprintf(buf, "%d: <unknown>\n", attr.phys_state); |
| 229 | } |
| 230 | } |
| 231 | |
| 232 | static PORT_ATTR_RO(state); |
| 233 | static PORT_ATTR_RO(lid); |
| 234 | static PORT_ATTR_RO(lid_mask_count); |
| 235 | static PORT_ATTR_RO(sm_lid); |
| 236 | static PORT_ATTR_RO(sm_sl); |
| 237 | static PORT_ATTR_RO(cap_mask); |
| 238 | static PORT_ATTR_RO(rate); |
| 239 | static PORT_ATTR_RO(phys_state); |
| 240 | |
| 241 | static struct attribute *port_default_attrs[] = { |
| 242 | &port_attr_state.attr, |
| 243 | &port_attr_lid.attr, |
| 244 | &port_attr_lid_mask_count.attr, |
| 245 | &port_attr_sm_lid.attr, |
| 246 | &port_attr_sm_sl.attr, |
| 247 | &port_attr_cap_mask.attr, |
| 248 | &port_attr_rate.attr, |
| 249 | &port_attr_phys_state.attr, |
| 250 | NULL |
| 251 | }; |
| 252 | |
| 253 | static ssize_t show_port_gid(struct ib_port *p, struct port_attribute *attr, |
| 254 | char *buf) |
| 255 | { |
| 256 | struct port_table_attribute *tab_attr = |
| 257 | container_of(attr, struct port_table_attribute, attr); |
| 258 | union ib_gid gid; |
| 259 | ssize_t ret; |
| 260 | |
| 261 | ret = ib_query_gid(p->ibdev, p->port_num, tab_attr->index, &gid); |
| 262 | if (ret) |
| 263 | return ret; |
| 264 | |
Harvey Harrison | 5b095d989 | 2008-10-29 12:52:50 -0700 | [diff] [blame] | 265 | return sprintf(buf, "%pI6\n", gid.raw); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 266 | } |
| 267 | |
| 268 | static ssize_t show_port_pkey(struct ib_port *p, struct port_attribute *attr, |
| 269 | char *buf) |
| 270 | { |
| 271 | struct port_table_attribute *tab_attr = |
| 272 | container_of(attr, struct port_table_attribute, attr); |
| 273 | u16 pkey; |
| 274 | ssize_t ret; |
| 275 | |
| 276 | ret = ib_query_pkey(p->ibdev, p->port_num, tab_attr->index, &pkey); |
| 277 | if (ret) |
| 278 | return ret; |
| 279 | |
| 280 | return sprintf(buf, "0x%04x\n", pkey); |
| 281 | } |
| 282 | |
| 283 | #define PORT_PMA_ATTR(_name, _counter, _width, _offset) \ |
| 284 | struct port_table_attribute port_pma_attr_##_name = { \ |
| 285 | .attr = __ATTR(_name, S_IRUGO, show_pma_counter, NULL), \ |
| 286 | .index = (_offset) | ((_width) << 16) | ((_counter) << 24) \ |
| 287 | } |
| 288 | |
| 289 | static ssize_t show_pma_counter(struct ib_port *p, struct port_attribute *attr, |
| 290 | char *buf) |
| 291 | { |
| 292 | struct port_table_attribute *tab_attr = |
| 293 | container_of(attr, struct port_table_attribute, attr); |
| 294 | int offset = tab_attr->index & 0xffff; |
| 295 | int width = (tab_attr->index >> 16) & 0xff; |
| 296 | struct ib_mad *in_mad = NULL; |
| 297 | struct ib_mad *out_mad = NULL; |
| 298 | ssize_t ret; |
| 299 | |
| 300 | if (!p->ibdev->process_mad) |
| 301 | return sprintf(buf, "N/A (no PMA)\n"); |
| 302 | |
Roland Dreier | de6eb66 | 2005-11-02 07:23:14 -0800 | [diff] [blame] | 303 | in_mad = kzalloc(sizeof *in_mad, GFP_KERNEL); |
Dotan Barak | 856c52a | 2007-07-10 16:55:57 +0300 | [diff] [blame] | 304 | out_mad = kmalloc(sizeof *out_mad, GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 305 | if (!in_mad || !out_mad) { |
| 306 | ret = -ENOMEM; |
| 307 | goto out; |
| 308 | } |
| 309 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 310 | in_mad->mad_hdr.base_version = 1; |
| 311 | in_mad->mad_hdr.mgmt_class = IB_MGMT_CLASS_PERF_MGMT; |
| 312 | in_mad->mad_hdr.class_version = 1; |
| 313 | in_mad->mad_hdr.method = IB_MGMT_METHOD_GET; |
| 314 | in_mad->mad_hdr.attr_id = cpu_to_be16(0x12); /* PortCounters */ |
| 315 | |
| 316 | in_mad->data[41] = p->port_num; /* PortSelect field */ |
| 317 | |
| 318 | if ((p->ibdev->process_mad(p->ibdev, IB_MAD_IGNORE_MKEY, |
| 319 | p->port_num, NULL, NULL, in_mad, out_mad) & |
| 320 | (IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_REPLY)) != |
| 321 | (IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_REPLY)) { |
| 322 | ret = -EINVAL; |
| 323 | goto out; |
| 324 | } |
| 325 | |
| 326 | switch (width) { |
| 327 | case 4: |
| 328 | ret = sprintf(buf, "%u\n", (out_mad->data[40 + offset / 8] >> |
Ralph Campbell | d8b9f23 | 2006-05-09 10:50:28 -0700 | [diff] [blame] | 329 | (4 - (offset % 8))) & 0xf); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 330 | break; |
| 331 | case 8: |
| 332 | ret = sprintf(buf, "%u\n", out_mad->data[40 + offset / 8]); |
| 333 | break; |
| 334 | case 16: |
| 335 | ret = sprintf(buf, "%u\n", |
Sean Hefty | 97f52eb | 2005-08-13 21:05:57 -0700 | [diff] [blame] | 336 | be16_to_cpup((__be16 *)(out_mad->data + 40 + offset / 8))); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 337 | break; |
| 338 | case 32: |
| 339 | ret = sprintf(buf, "%u\n", |
Sean Hefty | 97f52eb | 2005-08-13 21:05:57 -0700 | [diff] [blame] | 340 | be32_to_cpup((__be32 *)(out_mad->data + 40 + offset / 8))); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 341 | break; |
| 342 | default: |
| 343 | ret = 0; |
| 344 | } |
| 345 | |
| 346 | out: |
| 347 | kfree(in_mad); |
| 348 | kfree(out_mad); |
| 349 | |
| 350 | return ret; |
| 351 | } |
| 352 | |
| 353 | static PORT_PMA_ATTR(symbol_error , 0, 16, 32); |
| 354 | static PORT_PMA_ATTR(link_error_recovery , 1, 8, 48); |
| 355 | static PORT_PMA_ATTR(link_downed , 2, 8, 56); |
| 356 | static PORT_PMA_ATTR(port_rcv_errors , 3, 16, 64); |
| 357 | static PORT_PMA_ATTR(port_rcv_remote_physical_errors, 4, 16, 80); |
| 358 | static PORT_PMA_ATTR(port_rcv_switch_relay_errors , 5, 16, 96); |
| 359 | static PORT_PMA_ATTR(port_xmit_discards , 6, 16, 112); |
| 360 | static PORT_PMA_ATTR(port_xmit_constraint_errors , 7, 8, 128); |
| 361 | static PORT_PMA_ATTR(port_rcv_constraint_errors , 8, 8, 136); |
| 362 | static PORT_PMA_ATTR(local_link_integrity_errors , 9, 4, 152); |
| 363 | static PORT_PMA_ATTR(excessive_buffer_overrun_errors, 10, 4, 156); |
| 364 | static PORT_PMA_ATTR(VL15_dropped , 11, 16, 176); |
| 365 | static PORT_PMA_ATTR(port_xmit_data , 12, 32, 192); |
| 366 | static PORT_PMA_ATTR(port_rcv_data , 13, 32, 224); |
| 367 | static PORT_PMA_ATTR(port_xmit_packets , 14, 32, 256); |
| 368 | static PORT_PMA_ATTR(port_rcv_packets , 15, 32, 288); |
| 369 | |
| 370 | static struct attribute *pma_attrs[] = { |
| 371 | &port_pma_attr_symbol_error.attr.attr, |
| 372 | &port_pma_attr_link_error_recovery.attr.attr, |
| 373 | &port_pma_attr_link_downed.attr.attr, |
| 374 | &port_pma_attr_port_rcv_errors.attr.attr, |
| 375 | &port_pma_attr_port_rcv_remote_physical_errors.attr.attr, |
| 376 | &port_pma_attr_port_rcv_switch_relay_errors.attr.attr, |
| 377 | &port_pma_attr_port_xmit_discards.attr.attr, |
| 378 | &port_pma_attr_port_xmit_constraint_errors.attr.attr, |
| 379 | &port_pma_attr_port_rcv_constraint_errors.attr.attr, |
| 380 | &port_pma_attr_local_link_integrity_errors.attr.attr, |
| 381 | &port_pma_attr_excessive_buffer_overrun_errors.attr.attr, |
| 382 | &port_pma_attr_VL15_dropped.attr.attr, |
| 383 | &port_pma_attr_port_xmit_data.attr.attr, |
| 384 | &port_pma_attr_port_rcv_data.attr.attr, |
| 385 | &port_pma_attr_port_xmit_packets.attr.attr, |
| 386 | &port_pma_attr_port_rcv_packets.attr.attr, |
| 387 | NULL |
| 388 | }; |
| 389 | |
| 390 | static struct attribute_group pma_group = { |
| 391 | .name = "counters", |
| 392 | .attrs = pma_attrs |
| 393 | }; |
| 394 | |
| 395 | static void ib_port_release(struct kobject *kobj) |
| 396 | { |
| 397 | struct ib_port *p = container_of(kobj, struct ib_port, kobj); |
| 398 | struct attribute *a; |
| 399 | int i; |
| 400 | |
Dmitry Torokhov | d48593b | 2005-04-29 00:58:46 -0500 | [diff] [blame] | 401 | for (i = 0; (a = p->gid_group.attrs[i]); ++i) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 402 | kfree(a); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 403 | |
Dmitry Torokhov | d48593b | 2005-04-29 00:58:46 -0500 | [diff] [blame] | 404 | kfree(p->gid_group.attrs); |
| 405 | |
| 406 | for (i = 0; (a = p->pkey_group.attrs[i]); ++i) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 407 | kfree(a); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 408 | |
Dmitry Torokhov | d48593b | 2005-04-29 00:58:46 -0500 | [diff] [blame] | 409 | kfree(p->pkey_group.attrs); |
| 410 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 411 | kfree(p); |
| 412 | } |
| 413 | |
| 414 | static struct kobj_type port_type = { |
| 415 | .release = ib_port_release, |
| 416 | .sysfs_ops = &port_sysfs_ops, |
| 417 | .default_attrs = port_default_attrs |
| 418 | }; |
| 419 | |
Tony Jones | f4e91eb | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 420 | static void ib_device_release(struct device *device) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 421 | { |
Tony Jones | f4e91eb | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 422 | struct ib_device *dev = container_of(device, struct ib_device, dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 423 | |
| 424 | kfree(dev); |
| 425 | } |
| 426 | |
Tony Jones | f4e91eb | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 427 | static int ib_device_uevent(struct device *device, |
Kay Sievers | 7eff2e7 | 2007-08-14 15:15:12 +0200 | [diff] [blame] | 428 | struct kobj_uevent_env *env) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 429 | { |
Tony Jones | f4e91eb | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 430 | struct ib_device *dev = container_of(device, struct ib_device, dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 431 | |
Kay Sievers | 7eff2e7 | 2007-08-14 15:15:12 +0200 | [diff] [blame] | 432 | if (add_uevent_var(env, "NAME=%s", dev->name)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 433 | return -ENOMEM; |
| 434 | |
| 435 | /* |
Sean Hefty | cf311cd | 2006-01-10 07:39:34 -0800 | [diff] [blame] | 436 | * It would be nice to pass the node GUID with the event... |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 437 | */ |
| 438 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 439 | return 0; |
| 440 | } |
| 441 | |
Dmitry Torokhov | d48593b | 2005-04-29 00:58:46 -0500 | [diff] [blame] | 442 | static struct attribute ** |
| 443 | alloc_group_attrs(ssize_t (*show)(struct ib_port *, |
| 444 | struct port_attribute *, char *buf), |
| 445 | int len) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 446 | { |
Dmitry Torokhov | d48593b | 2005-04-29 00:58:46 -0500 | [diff] [blame] | 447 | struct attribute **tab_attr; |
| 448 | struct port_table_attribute *element; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 449 | int i; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 450 | |
Dmitry Torokhov | d48593b | 2005-04-29 00:58:46 -0500 | [diff] [blame] | 451 | tab_attr = kcalloc(1 + len, sizeof(struct attribute *), GFP_KERNEL); |
| 452 | if (!tab_attr) |
| 453 | return NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 454 | |
Dmitry Torokhov | d48593b | 2005-04-29 00:58:46 -0500 | [diff] [blame] | 455 | for (i = 0; i < len; i++) { |
Pekka Enberg | 82ca76b | 2005-09-06 15:18:35 -0700 | [diff] [blame] | 456 | element = kzalloc(sizeof(struct port_table_attribute), |
Dmitry Torokhov | d48593b | 2005-04-29 00:58:46 -0500 | [diff] [blame] | 457 | GFP_KERNEL); |
| 458 | if (!element) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 459 | goto err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 460 | |
Dmitry Torokhov | d48593b | 2005-04-29 00:58:46 -0500 | [diff] [blame] | 461 | if (snprintf(element->name, sizeof(element->name), |
Roland Dreier | 048975a | 2006-03-20 10:08:25 -0800 | [diff] [blame] | 462 | "%d", i) >= sizeof(element->name)) { |
| 463 | kfree(element); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 464 | goto err; |
Roland Dreier | 048975a | 2006-03-20 10:08:25 -0800 | [diff] [blame] | 465 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 466 | |
Dmitry Torokhov | d48593b | 2005-04-29 00:58:46 -0500 | [diff] [blame] | 467 | element->attr.attr.name = element->name; |
| 468 | element->attr.attr.mode = S_IRUGO; |
Dmitry Torokhov | d48593b | 2005-04-29 00:58:46 -0500 | [diff] [blame] | 469 | element->attr.show = show; |
| 470 | element->index = i; |
| 471 | |
| 472 | tab_attr[i] = &element->attr.attr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 473 | } |
| 474 | |
Dmitry Torokhov | d48593b | 2005-04-29 00:58:46 -0500 | [diff] [blame] | 475 | return tab_attr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 476 | |
| 477 | err: |
Dmitry Torokhov | d48593b | 2005-04-29 00:58:46 -0500 | [diff] [blame] | 478 | while (--i >= 0) |
| 479 | kfree(tab_attr[i]); |
| 480 | kfree(tab_attr); |
| 481 | return NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 482 | } |
| 483 | |
| 484 | static int add_port(struct ib_device *device, int port_num) |
| 485 | { |
| 486 | struct ib_port *p; |
| 487 | struct ib_port_attr attr; |
| 488 | int i; |
| 489 | int ret; |
| 490 | |
| 491 | ret = ib_query_port(device, port_num, &attr); |
| 492 | if (ret) |
| 493 | return ret; |
| 494 | |
Roland Dreier | de6eb66 | 2005-11-02 07:23:14 -0800 | [diff] [blame] | 495 | p = kzalloc(sizeof *p, GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 496 | if (!p) |
| 497 | return -ENOMEM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 498 | |
| 499 | p->ibdev = device; |
| 500 | p->port_num = port_num; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 501 | |
Greg Kroah-Hartman | 35be068 | 2007-12-17 15:54:39 -0400 | [diff] [blame] | 502 | ret = kobject_init_and_add(&p->kobj, &port_type, |
| 503 | kobject_get(device->ports_parent), |
| 504 | "%d", port_num); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 505 | if (ret) |
| 506 | goto err_put; |
| 507 | |
| 508 | ret = sysfs_create_group(&p->kobj, &pma_group); |
| 509 | if (ret) |
| 510 | goto err_put; |
| 511 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 512 | p->gid_group.name = "gids"; |
Dmitry Torokhov | d48593b | 2005-04-29 00:58:46 -0500 | [diff] [blame] | 513 | p->gid_group.attrs = alloc_group_attrs(show_port_gid, attr.gid_tbl_len); |
| 514 | if (!p->gid_group.attrs) |
| 515 | goto err_remove_pma; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 516 | |
| 517 | ret = sysfs_create_group(&p->kobj, &p->gid_group); |
| 518 | if (ret) |
| 519 | goto err_free_gid; |
| 520 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 521 | p->pkey_group.name = "pkeys"; |
Dmitry Torokhov | d48593b | 2005-04-29 00:58:46 -0500 | [diff] [blame] | 522 | p->pkey_group.attrs = alloc_group_attrs(show_port_pkey, |
| 523 | attr.pkey_tbl_len); |
| 524 | if (!p->pkey_group.attrs) |
| 525 | goto err_remove_gid; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 526 | |
| 527 | ret = sysfs_create_group(&p->kobj, &p->pkey_group); |
| 528 | if (ret) |
| 529 | goto err_free_pkey; |
| 530 | |
| 531 | list_add_tail(&p->kobj.entry, &device->port_list); |
| 532 | |
Greg Kroah-Hartman | 35be068 | 2007-12-17 15:54:39 -0400 | [diff] [blame] | 533 | kobject_uevent(&p->kobj, KOBJ_ADD); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 534 | return 0; |
| 535 | |
| 536 | err_free_pkey: |
Dmitry Torokhov | d48593b | 2005-04-29 00:58:46 -0500 | [diff] [blame] | 537 | for (i = 0; i < attr.pkey_tbl_len; ++i) |
| 538 | kfree(p->pkey_group.attrs[i]); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 539 | |
Dmitry Torokhov | d48593b | 2005-04-29 00:58:46 -0500 | [diff] [blame] | 540 | kfree(p->pkey_group.attrs); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 541 | |
| 542 | err_remove_gid: |
| 543 | sysfs_remove_group(&p->kobj, &p->gid_group); |
| 544 | |
| 545 | err_free_gid: |
Dmitry Torokhov | d48593b | 2005-04-29 00:58:46 -0500 | [diff] [blame] | 546 | for (i = 0; i < attr.gid_tbl_len; ++i) |
| 547 | kfree(p->gid_group.attrs[i]); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 548 | |
Dmitry Torokhov | d48593b | 2005-04-29 00:58:46 -0500 | [diff] [blame] | 549 | kfree(p->gid_group.attrs); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 550 | |
| 551 | err_remove_pma: |
| 552 | sysfs_remove_group(&p->kobj, &pma_group); |
| 553 | |
| 554 | err_put: |
Greg Kroah-Hartman | 35be068 | 2007-12-17 15:54:39 -0400 | [diff] [blame] | 555 | kobject_put(device->ports_parent); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 556 | kfree(p); |
| 557 | return ret; |
| 558 | } |
| 559 | |
Tony Jones | f4e91eb | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 560 | static ssize_t show_node_type(struct device *device, |
| 561 | struct device_attribute *attr, char *buf) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 562 | { |
Tony Jones | f4e91eb | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 563 | struct ib_device *dev = container_of(device, struct ib_device, dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 564 | |
Roland Dreier | ba8e931 | 2005-10-18 14:14:56 -0700 | [diff] [blame] | 565 | if (!ibdev_is_alive(dev)) |
| 566 | return -ENODEV; |
| 567 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 568 | switch (dev->node_type) { |
Tom Tucker | 07ebafb | 2006-08-03 16:02:42 -0500 | [diff] [blame] | 569 | case RDMA_NODE_IB_CA: return sprintf(buf, "%d: CA\n", dev->node_type); |
| 570 | case RDMA_NODE_RNIC: return sprintf(buf, "%d: RNIC\n", dev->node_type); |
| 571 | case RDMA_NODE_IB_SWITCH: return sprintf(buf, "%d: switch\n", dev->node_type); |
| 572 | case RDMA_NODE_IB_ROUTER: return sprintf(buf, "%d: router\n", dev->node_type); |
| 573 | default: return sprintf(buf, "%d: <unknown>\n", dev->node_type); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 574 | } |
| 575 | } |
| 576 | |
Tony Jones | f4e91eb | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 577 | static ssize_t show_sys_image_guid(struct device *device, |
| 578 | struct device_attribute *dev_attr, char *buf) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 579 | { |
Tony Jones | f4e91eb | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 580 | struct ib_device *dev = container_of(device, struct ib_device, dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 581 | struct ib_device_attr attr; |
| 582 | ssize_t ret; |
| 583 | |
Roland Dreier | ba8e931 | 2005-10-18 14:14:56 -0700 | [diff] [blame] | 584 | if (!ibdev_is_alive(dev)) |
| 585 | return -ENODEV; |
| 586 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 587 | ret = ib_query_device(dev, &attr); |
| 588 | if (ret) |
| 589 | return ret; |
| 590 | |
| 591 | return sprintf(buf, "%04x:%04x:%04x:%04x\n", |
Sean Hefty | 97f52eb | 2005-08-13 21:05:57 -0700 | [diff] [blame] | 592 | be16_to_cpu(((__be16 *) &attr.sys_image_guid)[0]), |
| 593 | be16_to_cpu(((__be16 *) &attr.sys_image_guid)[1]), |
| 594 | be16_to_cpu(((__be16 *) &attr.sys_image_guid)[2]), |
| 595 | be16_to_cpu(((__be16 *) &attr.sys_image_guid)[3])); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 596 | } |
| 597 | |
Tony Jones | f4e91eb | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 598 | static ssize_t show_node_guid(struct device *device, |
| 599 | struct device_attribute *attr, char *buf) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 600 | { |
Tony Jones | f4e91eb | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 601 | struct ib_device *dev = container_of(device, struct ib_device, dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 602 | |
Roland Dreier | ba8e931 | 2005-10-18 14:14:56 -0700 | [diff] [blame] | 603 | if (!ibdev_is_alive(dev)) |
| 604 | return -ENODEV; |
| 605 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 606 | return sprintf(buf, "%04x:%04x:%04x:%04x\n", |
Sean Hefty | cf311cd | 2006-01-10 07:39:34 -0800 | [diff] [blame] | 607 | be16_to_cpu(((__be16 *) &dev->node_guid)[0]), |
| 608 | be16_to_cpu(((__be16 *) &dev->node_guid)[1]), |
| 609 | be16_to_cpu(((__be16 *) &dev->node_guid)[2]), |
| 610 | be16_to_cpu(((__be16 *) &dev->node_guid)[3])); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 611 | } |
| 612 | |
Tony Jones | f4e91eb | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 613 | static ssize_t show_node_desc(struct device *device, |
| 614 | struct device_attribute *attr, char *buf) |
Roland Dreier | c5bcbbb | 2006-02-02 09:47:14 -0800 | [diff] [blame] | 615 | { |
Tony Jones | f4e91eb | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 616 | struct ib_device *dev = container_of(device, struct ib_device, dev); |
Roland Dreier | c5bcbbb | 2006-02-02 09:47:14 -0800 | [diff] [blame] | 617 | |
| 618 | return sprintf(buf, "%.64s\n", dev->node_desc); |
| 619 | } |
| 620 | |
Tony Jones | f4e91eb | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 621 | static ssize_t set_node_desc(struct device *device, |
| 622 | struct device_attribute *attr, |
| 623 | const char *buf, size_t count) |
Roland Dreier | c5bcbbb | 2006-02-02 09:47:14 -0800 | [diff] [blame] | 624 | { |
Tony Jones | f4e91eb | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 625 | struct ib_device *dev = container_of(device, struct ib_device, dev); |
Roland Dreier | c5bcbbb | 2006-02-02 09:47:14 -0800 | [diff] [blame] | 626 | struct ib_device_modify desc = {}; |
| 627 | int ret; |
| 628 | |
| 629 | if (!dev->modify_device) |
| 630 | return -EIO; |
| 631 | |
| 632 | memcpy(desc.node_desc, buf, min_t(int, count, 64)); |
| 633 | ret = ib_modify_device(dev, IB_DEVICE_MODIFY_NODE_DESC, &desc); |
| 634 | if (ret) |
| 635 | return ret; |
| 636 | |
| 637 | return count; |
| 638 | } |
| 639 | |
Tony Jones | f4e91eb | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 640 | static DEVICE_ATTR(node_type, S_IRUGO, show_node_type, NULL); |
| 641 | static DEVICE_ATTR(sys_image_guid, S_IRUGO, show_sys_image_guid, NULL); |
| 642 | static DEVICE_ATTR(node_guid, S_IRUGO, show_node_guid, NULL); |
| 643 | static DEVICE_ATTR(node_desc, S_IRUGO | S_IWUSR, show_node_desc, set_node_desc); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 644 | |
Tony Jones | f4e91eb | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 645 | static struct device_attribute *ib_class_attributes[] = { |
| 646 | &dev_attr_node_type, |
| 647 | &dev_attr_sys_image_guid, |
| 648 | &dev_attr_node_guid, |
| 649 | &dev_attr_node_desc |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 650 | }; |
| 651 | |
| 652 | static struct class ib_class = { |
| 653 | .name = "infiniband", |
Tony Jones | f4e91eb | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 654 | .dev_release = ib_device_release, |
| 655 | .dev_uevent = ib_device_uevent, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 656 | }; |
| 657 | |
Steve Wise | 7f624d0 | 2008-07-14 23:48:48 -0700 | [diff] [blame] | 658 | /* Show a given an attribute in the statistics group */ |
| 659 | static ssize_t show_protocol_stat(const struct device *device, |
| 660 | struct device_attribute *attr, char *buf, |
| 661 | unsigned offset) |
| 662 | { |
| 663 | struct ib_device *dev = container_of(device, struct ib_device, dev); |
| 664 | union rdma_protocol_stats stats; |
| 665 | ssize_t ret; |
| 666 | |
| 667 | ret = dev->get_protocol_stats(dev, &stats); |
| 668 | if (ret) |
| 669 | return ret; |
| 670 | |
| 671 | return sprintf(buf, "%llu\n", |
| 672 | (unsigned long long) ((u64 *) &stats)[offset]); |
| 673 | } |
| 674 | |
| 675 | /* generate a read-only iwarp statistics attribute */ |
| 676 | #define IW_STATS_ENTRY(name) \ |
| 677 | static ssize_t show_##name(struct device *device, \ |
| 678 | struct device_attribute *attr, char *buf) \ |
| 679 | { \ |
| 680 | return show_protocol_stat(device, attr, buf, \ |
| 681 | offsetof(struct iw_protocol_stats, name) / \ |
| 682 | sizeof (u64)); \ |
| 683 | } \ |
| 684 | static DEVICE_ATTR(name, S_IRUGO, show_##name, NULL) |
| 685 | |
| 686 | IW_STATS_ENTRY(ipInReceives); |
| 687 | IW_STATS_ENTRY(ipInHdrErrors); |
| 688 | IW_STATS_ENTRY(ipInTooBigErrors); |
| 689 | IW_STATS_ENTRY(ipInNoRoutes); |
| 690 | IW_STATS_ENTRY(ipInAddrErrors); |
| 691 | IW_STATS_ENTRY(ipInUnknownProtos); |
| 692 | IW_STATS_ENTRY(ipInTruncatedPkts); |
| 693 | IW_STATS_ENTRY(ipInDiscards); |
| 694 | IW_STATS_ENTRY(ipInDelivers); |
| 695 | IW_STATS_ENTRY(ipOutForwDatagrams); |
| 696 | IW_STATS_ENTRY(ipOutRequests); |
| 697 | IW_STATS_ENTRY(ipOutDiscards); |
| 698 | IW_STATS_ENTRY(ipOutNoRoutes); |
| 699 | IW_STATS_ENTRY(ipReasmTimeout); |
| 700 | IW_STATS_ENTRY(ipReasmReqds); |
| 701 | IW_STATS_ENTRY(ipReasmOKs); |
| 702 | IW_STATS_ENTRY(ipReasmFails); |
| 703 | IW_STATS_ENTRY(ipFragOKs); |
| 704 | IW_STATS_ENTRY(ipFragFails); |
| 705 | IW_STATS_ENTRY(ipFragCreates); |
| 706 | IW_STATS_ENTRY(ipInMcastPkts); |
| 707 | IW_STATS_ENTRY(ipOutMcastPkts); |
| 708 | IW_STATS_ENTRY(ipInBcastPkts); |
| 709 | IW_STATS_ENTRY(ipOutBcastPkts); |
| 710 | IW_STATS_ENTRY(tcpRtoAlgorithm); |
| 711 | IW_STATS_ENTRY(tcpRtoMin); |
| 712 | IW_STATS_ENTRY(tcpRtoMax); |
| 713 | IW_STATS_ENTRY(tcpMaxConn); |
| 714 | IW_STATS_ENTRY(tcpActiveOpens); |
| 715 | IW_STATS_ENTRY(tcpPassiveOpens); |
| 716 | IW_STATS_ENTRY(tcpAttemptFails); |
| 717 | IW_STATS_ENTRY(tcpEstabResets); |
| 718 | IW_STATS_ENTRY(tcpCurrEstab); |
| 719 | IW_STATS_ENTRY(tcpInSegs); |
| 720 | IW_STATS_ENTRY(tcpOutSegs); |
| 721 | IW_STATS_ENTRY(tcpRetransSegs); |
| 722 | IW_STATS_ENTRY(tcpInErrs); |
| 723 | IW_STATS_ENTRY(tcpOutRsts); |
| 724 | |
| 725 | static struct attribute *iw_proto_stats_attrs[] = { |
| 726 | &dev_attr_ipInReceives.attr, |
| 727 | &dev_attr_ipInHdrErrors.attr, |
| 728 | &dev_attr_ipInTooBigErrors.attr, |
| 729 | &dev_attr_ipInNoRoutes.attr, |
| 730 | &dev_attr_ipInAddrErrors.attr, |
| 731 | &dev_attr_ipInUnknownProtos.attr, |
| 732 | &dev_attr_ipInTruncatedPkts.attr, |
| 733 | &dev_attr_ipInDiscards.attr, |
| 734 | &dev_attr_ipInDelivers.attr, |
| 735 | &dev_attr_ipOutForwDatagrams.attr, |
| 736 | &dev_attr_ipOutRequests.attr, |
| 737 | &dev_attr_ipOutDiscards.attr, |
| 738 | &dev_attr_ipOutNoRoutes.attr, |
| 739 | &dev_attr_ipReasmTimeout.attr, |
| 740 | &dev_attr_ipReasmReqds.attr, |
| 741 | &dev_attr_ipReasmOKs.attr, |
| 742 | &dev_attr_ipReasmFails.attr, |
| 743 | &dev_attr_ipFragOKs.attr, |
| 744 | &dev_attr_ipFragFails.attr, |
| 745 | &dev_attr_ipFragCreates.attr, |
| 746 | &dev_attr_ipInMcastPkts.attr, |
| 747 | &dev_attr_ipOutMcastPkts.attr, |
| 748 | &dev_attr_ipInBcastPkts.attr, |
| 749 | &dev_attr_ipOutBcastPkts.attr, |
| 750 | &dev_attr_tcpRtoAlgorithm.attr, |
| 751 | &dev_attr_tcpRtoMin.attr, |
| 752 | &dev_attr_tcpRtoMax.attr, |
| 753 | &dev_attr_tcpMaxConn.attr, |
| 754 | &dev_attr_tcpActiveOpens.attr, |
| 755 | &dev_attr_tcpPassiveOpens.attr, |
| 756 | &dev_attr_tcpAttemptFails.attr, |
| 757 | &dev_attr_tcpEstabResets.attr, |
| 758 | &dev_attr_tcpCurrEstab.attr, |
| 759 | &dev_attr_tcpInSegs.attr, |
| 760 | &dev_attr_tcpOutSegs.attr, |
| 761 | &dev_attr_tcpRetransSegs.attr, |
| 762 | &dev_attr_tcpInErrs.attr, |
| 763 | &dev_attr_tcpOutRsts.attr, |
| 764 | NULL |
| 765 | }; |
| 766 | |
| 767 | static struct attribute_group iw_stats_group = { |
| 768 | .name = "proto_stats", |
| 769 | .attrs = iw_proto_stats_attrs, |
| 770 | }; |
| 771 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 772 | int ib_device_register_sysfs(struct ib_device *device) |
| 773 | { |
Tony Jones | f4e91eb | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 774 | struct device *class_dev = &device->dev; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 775 | int ret; |
| 776 | int i; |
| 777 | |
| 778 | class_dev->class = &ib_class; |
Tony Jones | f4e91eb | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 779 | class_dev->driver_data = device; |
| 780 | class_dev->parent = device->dma_device; |
Kay Sievers | d927e38 | 2009-01-06 10:44:39 -0800 | [diff] [blame^] | 781 | dev_set_name(class_dev, device->name); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 782 | |
| 783 | INIT_LIST_HEAD(&device->port_list); |
| 784 | |
Tony Jones | f4e91eb | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 785 | ret = device_register(class_dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 786 | if (ret) |
| 787 | goto err; |
| 788 | |
| 789 | for (i = 0; i < ARRAY_SIZE(ib_class_attributes); ++i) { |
Tony Jones | f4e91eb | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 790 | ret = device_create_file(class_dev, ib_class_attributes[i]); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 791 | if (ret) |
| 792 | goto err_unregister; |
| 793 | } |
| 794 | |
Greg Kroah-Hartman | 35be068 | 2007-12-17 15:54:39 -0400 | [diff] [blame] | 795 | device->ports_parent = kobject_create_and_add("ports", |
| 796 | kobject_get(&class_dev->kobj)); |
Li Zefan | c7482b8 | 2008-02-15 10:24:49 +0800 | [diff] [blame] | 797 | if (!device->ports_parent) { |
| 798 | ret = -ENOMEM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 799 | goto err_put; |
Li Zefan | c7482b8 | 2008-02-15 10:24:49 +0800 | [diff] [blame] | 800 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 801 | |
Tom Tucker | 07ebafb | 2006-08-03 16:02:42 -0500 | [diff] [blame] | 802 | if (device->node_type == RDMA_NODE_IB_SWITCH) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 803 | ret = add_port(device, 0); |
| 804 | if (ret) |
| 805 | goto err_put; |
| 806 | } else { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 807 | for (i = 1; i <= device->phys_port_cnt; ++i) { |
| 808 | ret = add_port(device, i); |
| 809 | if (ret) |
| 810 | goto err_put; |
| 811 | } |
| 812 | } |
| 813 | |
Steve Wise | 7f624d0 | 2008-07-14 23:48:48 -0700 | [diff] [blame] | 814 | if (device->node_type == RDMA_NODE_RNIC && device->get_protocol_stats) { |
| 815 | ret = sysfs_create_group(&class_dev->kobj, &iw_stats_group); |
| 816 | if (ret) |
| 817 | goto err_put; |
| 818 | } |
| 819 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 820 | return 0; |
| 821 | |
| 822 | err_put: |
| 823 | { |
| 824 | struct kobject *p, *t; |
| 825 | struct ib_port *port; |
| 826 | |
| 827 | list_for_each_entry_safe(p, t, &device->port_list, entry) { |
| 828 | list_del(&p->entry); |
| 829 | port = container_of(p, struct ib_port, kobj); |
| 830 | sysfs_remove_group(p, &pma_group); |
| 831 | sysfs_remove_group(p, &port->pkey_group); |
| 832 | sysfs_remove_group(p, &port->gid_group); |
Greg Kroah-Hartman | c10997f | 2007-12-20 08:13:05 -0800 | [diff] [blame] | 833 | kobject_put(p); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 834 | } |
| 835 | } |
| 836 | |
| 837 | kobject_put(&class_dev->kobj); |
| 838 | |
| 839 | err_unregister: |
Tony Jones | f4e91eb | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 840 | device_unregister(class_dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 841 | |
| 842 | err: |
| 843 | return ret; |
| 844 | } |
| 845 | |
| 846 | void ib_device_unregister_sysfs(struct ib_device *device) |
| 847 | { |
| 848 | struct kobject *p, *t; |
| 849 | struct ib_port *port; |
| 850 | |
| 851 | list_for_each_entry_safe(p, t, &device->port_list, entry) { |
| 852 | list_del(&p->entry); |
| 853 | port = container_of(p, struct ib_port, kobj); |
| 854 | sysfs_remove_group(p, &pma_group); |
| 855 | sysfs_remove_group(p, &port->pkey_group); |
| 856 | sysfs_remove_group(p, &port->gid_group); |
Greg Kroah-Hartman | c10997f | 2007-12-20 08:13:05 -0800 | [diff] [blame] | 857 | kobject_put(p); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 858 | } |
| 859 | |
Greg Kroah-Hartman | c10997f | 2007-12-20 08:13:05 -0800 | [diff] [blame] | 860 | kobject_put(device->ports_parent); |
Tony Jones | f4e91eb | 2008-02-22 00:13:36 +0100 | [diff] [blame] | 861 | device_unregister(&device->dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 862 | } |
| 863 | |
| 864 | int ib_sysfs_setup(void) |
| 865 | { |
| 866 | return class_register(&ib_class); |
| 867 | } |
| 868 | |
| 869 | void ib_sysfs_cleanup(void) |
| 870 | { |
| 871 | class_unregister(&ib_class); |
| 872 | } |