Commit | Line | Data |
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0e4e06ae JP |
1 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
2 | ||
15dbaac0 JC |
3 | #include <linux/delay.h> |
4 | #include <linux/etherdevice.h> | |
a6b7a407 | 5 | #include <linux/hardirq.h> |
15dbaac0 | 6 | #include <linux/netdevice.h> |
1f044931 | 7 | #include <linux/if_ether.h> |
15dbaac0 JC |
8 | #include <linux/if_arp.h> |
9 | #include <linux/kthread.h> | |
10 | #include <linux/kfifo.h> | |
e86dc1ca | 11 | #include <net/cfg80211.h> |
15dbaac0 | 12 | |
e0e42da3 | 13 | #include "mesh.h" |
15dbaac0 | 14 | #include "decl.h" |
15dbaac0 JC |
15 | #include "cmd.h" |
16 | ||
e0e42da3 | 17 | |
3db4f989 DD |
18 | static int lbs_add_mesh(struct lbs_private *priv); |
19 | ||
20 | /*************************************************************************** | |
21 | * Mesh command handling | |
22 | */ | |
23 | ||
24 | static int lbs_mesh_access(struct lbs_private *priv, uint16_t cmd_action, | |
25 | struct cmd_ds_mesh_access *cmd) | |
26 | { | |
27 | int ret; | |
28 | ||
29 | lbs_deb_enter_args(LBS_DEB_CMD, "action %d", cmd_action); | |
30 | ||
31 | cmd->hdr.command = cpu_to_le16(CMD_MESH_ACCESS); | |
32 | cmd->hdr.size = cpu_to_le16(sizeof(*cmd)); | |
33 | cmd->hdr.result = 0; | |
34 | ||
35 | cmd->action = cpu_to_le16(cmd_action); | |
36 | ||
37 | ret = lbs_cmd_with_response(priv, CMD_MESH_ACCESS, cmd); | |
38 | ||
39 | lbs_deb_leave(LBS_DEB_CMD); | |
40 | return ret; | |
41 | } | |
42 | ||
43 | static int __lbs_mesh_config_send(struct lbs_private *priv, | |
44 | struct cmd_ds_mesh_config *cmd, | |
45 | uint16_t action, uint16_t type) | |
46 | { | |
47 | int ret; | |
48 | u16 command = CMD_MESH_CONFIG_OLD; | |
49 | ||
50 | lbs_deb_enter(LBS_DEB_CMD); | |
51 | ||
52 | /* | |
53 | * Command id is 0xac for v10 FW along with mesh interface | |
54 | * id in bits 14-13-12. | |
55 | */ | |
56 | if (priv->mesh_tlv == TLV_TYPE_MESH_ID) | |
57 | command = CMD_MESH_CONFIG | | |
58 | (MESH_IFACE_ID << MESH_IFACE_BIT_OFFSET); | |
59 | ||
60 | cmd->hdr.command = cpu_to_le16(command); | |
61 | cmd->hdr.size = cpu_to_le16(sizeof(struct cmd_ds_mesh_config)); | |
62 | cmd->hdr.result = 0; | |
63 | ||
64 | cmd->type = cpu_to_le16(type); | |
65 | cmd->action = cpu_to_le16(action); | |
66 | ||
67 | ret = lbs_cmd_with_response(priv, command, cmd); | |
68 | ||
69 | lbs_deb_leave(LBS_DEB_CMD); | |
70 | return ret; | |
71 | } | |
72 | ||
73 | static int lbs_mesh_config_send(struct lbs_private *priv, | |
74 | struct cmd_ds_mesh_config *cmd, | |
75 | uint16_t action, uint16_t type) | |
76 | { | |
77 | int ret; | |
78 | ||
79 | if (!(priv->fwcapinfo & FW_CAPINFO_PERSISTENT_CONFIG)) | |
80 | return -EOPNOTSUPP; | |
81 | ||
82 | ret = __lbs_mesh_config_send(priv, cmd, action, type); | |
83 | return ret; | |
84 | } | |
85 | ||
86 | /* This function is the CMD_MESH_CONFIG legacy function. It only handles the | |
87 | * START and STOP actions. The extended actions supported by CMD_MESH_CONFIG | |
88 | * are all handled by preparing a struct cmd_ds_mesh_config and passing it to | |
89 | * lbs_mesh_config_send. | |
90 | */ | |
91 | static int lbs_mesh_config(struct lbs_private *priv, uint16_t action, | |
92 | uint16_t chan) | |
93 | { | |
94 | struct cmd_ds_mesh_config cmd; | |
95 | struct mrvl_meshie *ie; | |
96 | DECLARE_SSID_BUF(ssid); | |
97 | ||
98 | memset(&cmd, 0, sizeof(cmd)); | |
99 | cmd.channel = cpu_to_le16(chan); | |
100 | ie = (struct mrvl_meshie *)cmd.data; | |
101 | ||
102 | switch (action) { | |
103 | case CMD_ACT_MESH_CONFIG_START: | |
104 | ie->id = WLAN_EID_GENERIC; | |
105 | ie->val.oui[0] = 0x00; | |
106 | ie->val.oui[1] = 0x50; | |
107 | ie->val.oui[2] = 0x43; | |
108 | ie->val.type = MARVELL_MESH_IE_TYPE; | |
109 | ie->val.subtype = MARVELL_MESH_IE_SUBTYPE; | |
110 | ie->val.version = MARVELL_MESH_IE_VERSION; | |
111 | ie->val.active_protocol_id = MARVELL_MESH_PROTO_ID_HWMP; | |
112 | ie->val.active_metric_id = MARVELL_MESH_METRIC_ID; | |
113 | ie->val.mesh_capability = MARVELL_MESH_CAPABILITY; | |
114 | ie->val.mesh_id_len = priv->mesh_ssid_len; | |
115 | memcpy(ie->val.mesh_id, priv->mesh_ssid, priv->mesh_ssid_len); | |
116 | ie->len = sizeof(struct mrvl_meshie_val) - | |
117 | IEEE80211_MAX_SSID_LEN + priv->mesh_ssid_len; | |
118 | cmd.length = cpu_to_le16(sizeof(struct mrvl_meshie_val)); | |
119 | break; | |
120 | case CMD_ACT_MESH_CONFIG_STOP: | |
121 | break; | |
122 | default: | |
123 | return -1; | |
124 | } | |
125 | lbs_deb_cmd("mesh config action %d type %x channel %d SSID %s\n", | |
126 | action, priv->mesh_tlv, chan, | |
127 | print_ssid(ssid, priv->mesh_ssid, priv->mesh_ssid_len)); | |
128 | ||
129 | return __lbs_mesh_config_send(priv, &cmd, action, priv->mesh_tlv); | |
130 | } | |
131 | ||
132 | ||
e0e42da3 HS |
133 | /*************************************************************************** |
134 | * Mesh sysfs support | |
135 | */ | |
136 | ||
8973a6e7 | 137 | /* |
e0e42da3 HS |
138 | * Attributes exported through sysfs |
139 | */ | |
140 | ||
141 | /** | |
8973a6e7 RD |
142 | * lbs_anycast_get - Get function for sysfs attribute anycast_mask |
143 | * @dev: the &struct device | |
144 | * @attr: device attributes | |
145 | * @buf: buffer where data will be returned | |
e0e42da3 HS |
146 | */ |
147 | static ssize_t lbs_anycast_get(struct device *dev, | |
148 | struct device_attribute *attr, char * buf) | |
149 | { | |
150 | struct lbs_private *priv = to_net_dev(dev)->ml_priv; | |
151 | struct cmd_ds_mesh_access mesh_access; | |
152 | int ret; | |
153 | ||
154 | memset(&mesh_access, 0, sizeof(mesh_access)); | |
155 | ||
156 | ret = lbs_mesh_access(priv, CMD_ACT_MESH_GET_ANYCAST, &mesh_access); | |
157 | if (ret) | |
158 | return ret; | |
159 | ||
160 | return snprintf(buf, 12, "0x%X\n", le32_to_cpu(mesh_access.data[0])); | |
161 | } | |
162 | ||
163 | /** | |
8973a6e7 RD |
164 | * lbs_anycast_set - Set function for sysfs attribute anycast_mask |
165 | * @dev: the &struct device | |
166 | * @attr: device attributes | |
167 | * @buf: buffer that contains new attribute value | |
168 | * @count: size of buffer | |
e0e42da3 HS |
169 | */ |
170 | static ssize_t lbs_anycast_set(struct device *dev, | |
171 | struct device_attribute *attr, const char * buf, size_t count) | |
172 | { | |
173 | struct lbs_private *priv = to_net_dev(dev)->ml_priv; | |
174 | struct cmd_ds_mesh_access mesh_access; | |
175 | uint32_t datum; | |
176 | int ret; | |
177 | ||
178 | memset(&mesh_access, 0, sizeof(mesh_access)); | |
179 | sscanf(buf, "%x", &datum); | |
180 | mesh_access.data[0] = cpu_to_le32(datum); | |
181 | ||
182 | ret = lbs_mesh_access(priv, CMD_ACT_MESH_SET_ANYCAST, &mesh_access); | |
183 | if (ret) | |
184 | return ret; | |
185 | ||
186 | return strlen(buf); | |
187 | } | |
188 | ||
189 | /** | |
8973a6e7 RD |
190 | * lbs_prb_rsp_limit_get - Get function for sysfs attribute prb_rsp_limit |
191 | * @dev: the &struct device | |
192 | * @attr: device attributes | |
193 | * @buf: buffer where data will be returned | |
e0e42da3 HS |
194 | */ |
195 | static ssize_t lbs_prb_rsp_limit_get(struct device *dev, | |
196 | struct device_attribute *attr, char *buf) | |
197 | { | |
198 | struct lbs_private *priv = to_net_dev(dev)->ml_priv; | |
199 | struct cmd_ds_mesh_access mesh_access; | |
200 | int ret; | |
201 | u32 retry_limit; | |
202 | ||
203 | memset(&mesh_access, 0, sizeof(mesh_access)); | |
204 | mesh_access.data[0] = cpu_to_le32(CMD_ACT_GET); | |
205 | ||
206 | ret = lbs_mesh_access(priv, CMD_ACT_MESH_SET_GET_PRB_RSP_LIMIT, | |
207 | &mesh_access); | |
208 | if (ret) | |
209 | return ret; | |
210 | ||
211 | retry_limit = le32_to_cpu(mesh_access.data[1]); | |
212 | return snprintf(buf, 10, "%d\n", retry_limit); | |
213 | } | |
214 | ||
215 | /** | |
8973a6e7 RD |
216 | * lbs_prb_rsp_limit_set - Set function for sysfs attribute prb_rsp_limit |
217 | * @dev: the &struct device | |
218 | * @attr: device attributes | |
219 | * @buf: buffer that contains new attribute value | |
220 | * @count: size of buffer | |
e0e42da3 HS |
221 | */ |
222 | static ssize_t lbs_prb_rsp_limit_set(struct device *dev, | |
223 | struct device_attribute *attr, const char *buf, size_t count) | |
224 | { | |
225 | struct lbs_private *priv = to_net_dev(dev)->ml_priv; | |
226 | struct cmd_ds_mesh_access mesh_access; | |
227 | int ret; | |
228 | unsigned long retry_limit; | |
229 | ||
230 | memset(&mesh_access, 0, sizeof(mesh_access)); | |
231 | mesh_access.data[0] = cpu_to_le32(CMD_ACT_SET); | |
232 | ||
233 | if (!strict_strtoul(buf, 10, &retry_limit)) | |
234 | return -ENOTSUPP; | |
235 | if (retry_limit > 15) | |
236 | return -ENOTSUPP; | |
237 | ||
238 | mesh_access.data[1] = cpu_to_le32(retry_limit); | |
239 | ||
240 | ret = lbs_mesh_access(priv, CMD_ACT_MESH_SET_GET_PRB_RSP_LIMIT, | |
241 | &mesh_access); | |
242 | if (ret) | |
243 | return ret; | |
244 | ||
245 | return strlen(buf); | |
246 | } | |
247 | ||
248 | /** | |
8973a6e7 RD |
249 | * lbs_mesh_get - Get function for sysfs attribute mesh |
250 | * @dev: the &struct device | |
251 | * @attr: device attributes | |
252 | * @buf: buffer where data will be returned | |
e0e42da3 HS |
253 | */ |
254 | static ssize_t lbs_mesh_get(struct device *dev, | |
255 | struct device_attribute *attr, char * buf) | |
256 | { | |
257 | struct lbs_private *priv = to_net_dev(dev)->ml_priv; | |
258 | return snprintf(buf, 5, "0x%X\n", !!priv->mesh_dev); | |
259 | } | |
260 | ||
261 | /** | |
8973a6e7 RD |
262 | * lbs_mesh_set - Set function for sysfs attribute mesh |
263 | * @dev: the &struct device | |
264 | * @attr: device attributes | |
265 | * @buf: buffer that contains new attribute value | |
266 | * @count: size of buffer | |
e0e42da3 HS |
267 | */ |
268 | static ssize_t lbs_mesh_set(struct device *dev, | |
269 | struct device_attribute *attr, const char * buf, size_t count) | |
270 | { | |
271 | struct lbs_private *priv = to_net_dev(dev)->ml_priv; | |
272 | int enable; | |
e0e42da3 HS |
273 | |
274 | sscanf(buf, "%x", &enable); | |
275 | enable = !!enable; | |
276 | if (enable == !!priv->mesh_dev) | |
277 | return count; | |
e0e42da3 HS |
278 | |
279 | if (enable) | |
280 | lbs_add_mesh(priv); | |
281 | else | |
282 | lbs_remove_mesh(priv); | |
283 | ||
284 | return count; | |
285 | } | |
286 | ||
8973a6e7 | 287 | /* |
e0e42da3 HS |
288 | * lbs_mesh attribute to be exported per ethX interface |
289 | * through sysfs (/sys/class/net/ethX/lbs_mesh) | |
290 | */ | |
291 | static DEVICE_ATTR(lbs_mesh, 0644, lbs_mesh_get, lbs_mesh_set); | |
292 | ||
8973a6e7 | 293 | /* |
e0e42da3 HS |
294 | * anycast_mask attribute to be exported per mshX interface |
295 | * through sysfs (/sys/class/net/mshX/anycast_mask) | |
296 | */ | |
297 | static DEVICE_ATTR(anycast_mask, 0644, lbs_anycast_get, lbs_anycast_set); | |
298 | ||
8973a6e7 | 299 | /* |
e0e42da3 HS |
300 | * prb_rsp_limit attribute to be exported per mshX interface |
301 | * through sysfs (/sys/class/net/mshX/prb_rsp_limit) | |
302 | */ | |
303 | static DEVICE_ATTR(prb_rsp_limit, 0644, lbs_prb_rsp_limit_get, | |
304 | lbs_prb_rsp_limit_set); | |
305 | ||
306 | static struct attribute *lbs_mesh_sysfs_entries[] = { | |
307 | &dev_attr_anycast_mask.attr, | |
308 | &dev_attr_prb_rsp_limit.attr, | |
309 | NULL, | |
310 | }; | |
311 | ||
3db4f989 | 312 | static const struct attribute_group lbs_mesh_attr_group = { |
e0e42da3 HS |
313 | .attrs = lbs_mesh_sysfs_entries, |
314 | }; | |
315 | ||
316 | ||
e0e42da3 | 317 | /*************************************************************************** |
3db4f989 | 318 | * Persistent configuration support |
e0e42da3 HS |
319 | */ |
320 | ||
3db4f989 DD |
321 | static int mesh_get_default_parameters(struct device *dev, |
322 | struct mrvl_mesh_defaults *defs) | |
e0e42da3 | 323 | { |
3db4f989 DD |
324 | struct lbs_private *priv = to_net_dev(dev)->ml_priv; |
325 | struct cmd_ds_mesh_config cmd; | |
326 | int ret; | |
e0e42da3 | 327 | |
3db4f989 DD |
328 | memset(&cmd, 0, sizeof(struct cmd_ds_mesh_config)); |
329 | ret = lbs_mesh_config_send(priv, &cmd, CMD_ACT_MESH_CONFIG_GET, | |
330 | CMD_TYPE_MESH_GET_DEFAULTS); | |
e0e42da3 | 331 | |
3db4f989 DD |
332 | if (ret) |
333 | return -EOPNOTSUPP; | |
c24ef46e | 334 | |
3db4f989 | 335 | memcpy(defs, &cmd.data[0], sizeof(struct mrvl_mesh_defaults)); |
c24ef46e | 336 | |
3db4f989 DD |
337 | return 0; |
338 | } | |
e4da1a81 | 339 | |
3db4f989 DD |
340 | /** |
341 | * bootflag_get - Get function for sysfs attribute bootflag | |
342 | * @dev: the &struct device | |
343 | * @attr: device attributes | |
344 | * @buf: buffer where data will be returned | |
345 | */ | |
346 | static ssize_t bootflag_get(struct device *dev, | |
347 | struct device_attribute *attr, char *buf) | |
348 | { | |
349 | struct mrvl_mesh_defaults defs; | |
350 | int ret; | |
e0e42da3 | 351 | |
3db4f989 | 352 | ret = mesh_get_default_parameters(dev, &defs); |
e0e42da3 | 353 | |
3db4f989 DD |
354 | if (ret) |
355 | return ret; | |
e0e42da3 | 356 | |
3db4f989 | 357 | return snprintf(buf, 12, "%d\n", le32_to_cpu(defs.bootflag)); |
e0e42da3 HS |
358 | } |
359 | ||
3db4f989 DD |
360 | /** |
361 | * bootflag_set - Set function for sysfs attribute bootflag | |
362 | * @dev: the &struct device | |
363 | * @attr: device attributes | |
364 | * @buf: buffer that contains new attribute value | |
365 | * @count: size of buffer | |
366 | */ | |
367 | static ssize_t bootflag_set(struct device *dev, struct device_attribute *attr, | |
368 | const char *buf, size_t count) | |
e0e42da3 | 369 | { |
3db4f989 DD |
370 | struct lbs_private *priv = to_net_dev(dev)->ml_priv; |
371 | struct cmd_ds_mesh_config cmd; | |
372 | uint32_t datum; | |
373 | int ret; | |
e0e42da3 | 374 | |
3db4f989 DD |
375 | memset(&cmd, 0, sizeof(cmd)); |
376 | ret = sscanf(buf, "%d", &datum); | |
377 | if ((ret != 1) || (datum > 1)) | |
378 | return -EINVAL; | |
e0e42da3 | 379 | |
3db4f989 DD |
380 | *((__le32 *)&cmd.data[0]) = cpu_to_le32(!!datum); |
381 | cmd.length = cpu_to_le16(sizeof(uint32_t)); | |
382 | ret = lbs_mesh_config_send(priv, &cmd, CMD_ACT_MESH_CONFIG_SET, | |
383 | CMD_TYPE_MESH_SET_BOOTFLAG); | |
384 | if (ret) | |
385 | return ret; | |
e0e42da3 | 386 | |
3db4f989 | 387 | return strlen(buf); |
e0e42da3 HS |
388 | } |
389 | ||
e0e42da3 | 390 | /** |
3db4f989 DD |
391 | * boottime_get - Get function for sysfs attribute boottime |
392 | * @dev: the &struct device | |
393 | * @attr: device attributes | |
394 | * @buf: buffer where data will be returned | |
e0e42da3 | 395 | */ |
3db4f989 DD |
396 | static ssize_t boottime_get(struct device *dev, |
397 | struct device_attribute *attr, char *buf) | |
e0e42da3 | 398 | { |
3db4f989 DD |
399 | struct mrvl_mesh_defaults defs; |
400 | int ret; | |
e0e42da3 | 401 | |
3db4f989 | 402 | ret = mesh_get_default_parameters(dev, &defs); |
e0e42da3 | 403 | |
3db4f989 DD |
404 | if (ret) |
405 | return ret; | |
15dbaac0 | 406 | |
fb904907 | 407 | return snprintf(buf, 12, "%d\n", defs.boottime); |
15dbaac0 JC |
408 | } |
409 | ||
410 | /** | |
8973a6e7 RD |
411 | * boottime_set - Set function for sysfs attribute boottime |
412 | * @dev: the &struct device | |
413 | * @attr: device attributes | |
414 | * @buf: buffer that contains new attribute value | |
415 | * @count: size of buffer | |
15dbaac0 JC |
416 | */ |
417 | static ssize_t boottime_set(struct device *dev, | |
418 | struct device_attribute *attr, const char *buf, size_t count) | |
419 | { | |
ab65f649 | 420 | struct lbs_private *priv = to_net_dev(dev)->ml_priv; |
15dbaac0 JC |
421 | struct cmd_ds_mesh_config cmd; |
422 | uint32_t datum; | |
423 | int ret; | |
424 | ||
425 | memset(&cmd, 0, sizeof(cmd)); | |
fb904907 BC |
426 | ret = sscanf(buf, "%d", &datum); |
427 | if ((ret != 1) || (datum > 255)) | |
15dbaac0 JC |
428 | return -EINVAL; |
429 | ||
430 | /* A too small boot time will result in the device booting into | |
431 | * standalone (no-host) mode before the host can take control of it, | |
432 | * so the change will be hard to revert. This may be a desired | |
433 | * feature (e.g to configure a very fast boot time for devices that | |
434 | * will not be attached to a host), but dangerous. So I'm enforcing a | |
435 | * lower limit of 20 seconds: remove and recompile the driver if this | |
436 | * does not work for you. | |
437 | */ | |
438 | datum = (datum < 20) ? 20 : datum; | |
439 | cmd.data[0] = datum; | |
440 | cmd.length = cpu_to_le16(sizeof(uint8_t)); | |
441 | ret = lbs_mesh_config_send(priv, &cmd, CMD_ACT_MESH_CONFIG_SET, | |
442 | CMD_TYPE_MESH_SET_BOOTTIME); | |
443 | if (ret) | |
444 | return ret; | |
445 | ||
446 | return strlen(buf); | |
447 | } | |
448 | ||
b679aeb3 | 449 | /** |
8973a6e7 RD |
450 | * channel_get - Get function for sysfs attribute channel |
451 | * @dev: the &struct device | |
452 | * @attr: device attributes | |
453 | * @buf: buffer where data will be returned | |
b679aeb3 JC |
454 | */ |
455 | static ssize_t channel_get(struct device *dev, | |
456 | struct device_attribute *attr, char *buf) | |
457 | { | |
458 | struct mrvl_mesh_defaults defs; | |
459 | int ret; | |
460 | ||
461 | ret = mesh_get_default_parameters(dev, &defs); | |
462 | ||
463 | if (ret) | |
464 | return ret; | |
465 | ||
fb904907 | 466 | return snprintf(buf, 12, "%d\n", le16_to_cpu(defs.channel)); |
b679aeb3 JC |
467 | } |
468 | ||
469 | /** | |
8973a6e7 RD |
470 | * channel_set - Set function for sysfs attribute channel |
471 | * @dev: the &struct device | |
472 | * @attr: device attributes | |
473 | * @buf: buffer that contains new attribute value | |
474 | * @count: size of buffer | |
b679aeb3 JC |
475 | */ |
476 | static ssize_t channel_set(struct device *dev, struct device_attribute *attr, | |
477 | const char *buf, size_t count) | |
478 | { | |
ab65f649 | 479 | struct lbs_private *priv = to_net_dev(dev)->ml_priv; |
b679aeb3 | 480 | struct cmd_ds_mesh_config cmd; |
fb904907 | 481 | uint32_t datum; |
b679aeb3 JC |
482 | int ret; |
483 | ||
484 | memset(&cmd, 0, sizeof(cmd)); | |
fb904907 | 485 | ret = sscanf(buf, "%d", &datum); |
b679aeb3 JC |
486 | if (ret != 1 || datum < 1 || datum > 11) |
487 | return -EINVAL; | |
488 | ||
489 | *((__le16 *)&cmd.data[0]) = cpu_to_le16(datum); | |
490 | cmd.length = cpu_to_le16(sizeof(uint16_t)); | |
491 | ret = lbs_mesh_config_send(priv, &cmd, CMD_ACT_MESH_CONFIG_SET, | |
492 | CMD_TYPE_MESH_SET_DEF_CHANNEL); | |
493 | if (ret) | |
494 | return ret; | |
495 | ||
496 | return strlen(buf); | |
497 | } | |
498 | ||
15dbaac0 | 499 | /** |
8973a6e7 RD |
500 | * mesh_id_get - Get function for sysfs attribute mesh_id |
501 | * @dev: the &struct device | |
502 | * @attr: device attributes | |
503 | * @buf: buffer where data will be returned | |
15dbaac0 JC |
504 | */ |
505 | static ssize_t mesh_id_get(struct device *dev, struct device_attribute *attr, | |
506 | char *buf) | |
507 | { | |
508 | struct mrvl_mesh_defaults defs; | |
15dbaac0 JC |
509 | int ret; |
510 | ||
511 | ret = mesh_get_default_parameters(dev, &defs); | |
512 | ||
513 | if (ret) | |
514 | return ret; | |
515 | ||
243e84e9 | 516 | if (defs.meshie.val.mesh_id_len > IEEE80211_MAX_SSID_LEN) { |
f3a57fd1 | 517 | dev_err(dev, "inconsistent mesh ID length\n"); |
243e84e9 | 518 | defs.meshie.val.mesh_id_len = IEEE80211_MAX_SSID_LEN; |
15dbaac0 JC |
519 | } |
520 | ||
d89dba7a DC |
521 | memcpy(buf, defs.meshie.val.mesh_id, defs.meshie.val.mesh_id_len); |
522 | buf[defs.meshie.val.mesh_id_len] = '\n'; | |
523 | buf[defs.meshie.val.mesh_id_len + 1] = '\0'; | |
15dbaac0 | 524 | |
d89dba7a | 525 | return defs.meshie.val.mesh_id_len + 1; |
15dbaac0 JC |
526 | } |
527 | ||
528 | /** | |
8973a6e7 RD |
529 | * mesh_id_set - Set function for sysfs attribute mesh_id |
530 | * @dev: the &struct device | |
531 | * @attr: device attributes | |
532 | * @buf: buffer that contains new attribute value | |
533 | * @count: size of buffer | |
15dbaac0 JC |
534 | */ |
535 | static ssize_t mesh_id_set(struct device *dev, struct device_attribute *attr, | |
536 | const char *buf, size_t count) | |
537 | { | |
538 | struct cmd_ds_mesh_config cmd; | |
539 | struct mrvl_mesh_defaults defs; | |
540 | struct mrvl_meshie *ie; | |
ab65f649 | 541 | struct lbs_private *priv = to_net_dev(dev)->ml_priv; |
15dbaac0 JC |
542 | int len; |
543 | int ret; | |
544 | ||
243e84e9 | 545 | if (count < 2 || count > IEEE80211_MAX_SSID_LEN + 1) |
15dbaac0 JC |
546 | return -EINVAL; |
547 | ||
548 | memset(&cmd, 0, sizeof(struct cmd_ds_mesh_config)); | |
549 | ie = (struct mrvl_meshie *) &cmd.data[0]; | |
550 | ||
551 | /* fetch all other Information Element parameters */ | |
552 | ret = mesh_get_default_parameters(dev, &defs); | |
553 | ||
554 | cmd.length = cpu_to_le16(sizeof(struct mrvl_meshie)); | |
555 | ||
556 | /* transfer IE elements */ | |
557 | memcpy(ie, &defs.meshie, sizeof(struct mrvl_meshie)); | |
558 | ||
559 | len = count - 1; | |
560 | memcpy(ie->val.mesh_id, buf, len); | |
561 | /* SSID len */ | |
562 | ie->val.mesh_id_len = len; | |
563 | /* IE len */ | |
243e84e9 | 564 | ie->len = sizeof(struct mrvl_meshie_val) - IEEE80211_MAX_SSID_LEN + len; |
15dbaac0 JC |
565 | |
566 | ret = lbs_mesh_config_send(priv, &cmd, CMD_ACT_MESH_CONFIG_SET, | |
567 | CMD_TYPE_MESH_SET_MESH_IE); | |
568 | if (ret) | |
569 | return ret; | |
570 | ||
571 | return strlen(buf); | |
572 | } | |
573 | ||
574 | /** | |
8973a6e7 RD |
575 | * protocol_id_get - Get function for sysfs attribute protocol_id |
576 | * @dev: the &struct device | |
577 | * @attr: device attributes | |
578 | * @buf: buffer where data will be returned | |
15dbaac0 JC |
579 | */ |
580 | static ssize_t protocol_id_get(struct device *dev, | |
581 | struct device_attribute *attr, char *buf) | |
582 | { | |
583 | struct mrvl_mesh_defaults defs; | |
584 | int ret; | |
585 | ||
586 | ret = mesh_get_default_parameters(dev, &defs); | |
587 | ||
588 | if (ret) | |
589 | return ret; | |
590 | ||
591 | return snprintf(buf, 5, "%d\n", defs.meshie.val.active_protocol_id); | |
592 | } | |
593 | ||
594 | /** | |
8973a6e7 RD |
595 | * protocol_id_set - Set function for sysfs attribute protocol_id |
596 | * @dev: the &struct device | |
597 | * @attr: device attributes | |
598 | * @buf: buffer that contains new attribute value | |
599 | * @count: size of buffer | |
15dbaac0 JC |
600 | */ |
601 | static ssize_t protocol_id_set(struct device *dev, | |
602 | struct device_attribute *attr, const char *buf, size_t count) | |
603 | { | |
604 | struct cmd_ds_mesh_config cmd; | |
605 | struct mrvl_mesh_defaults defs; | |
606 | struct mrvl_meshie *ie; | |
ab65f649 | 607 | struct lbs_private *priv = to_net_dev(dev)->ml_priv; |
15dbaac0 JC |
608 | uint32_t datum; |
609 | int ret; | |
610 | ||
611 | memset(&cmd, 0, sizeof(cmd)); | |
fb904907 BC |
612 | ret = sscanf(buf, "%d", &datum); |
613 | if ((ret != 1) || (datum > 255)) | |
15dbaac0 JC |
614 | return -EINVAL; |
615 | ||
616 | /* fetch all other Information Element parameters */ | |
617 | ret = mesh_get_default_parameters(dev, &defs); | |
618 | ||
619 | cmd.length = cpu_to_le16(sizeof(struct mrvl_meshie)); | |
620 | ||
621 | /* transfer IE elements */ | |
622 | ie = (struct mrvl_meshie *) &cmd.data[0]; | |
623 | memcpy(ie, &defs.meshie, sizeof(struct mrvl_meshie)); | |
624 | /* update protocol id */ | |
625 | ie->val.active_protocol_id = datum; | |
626 | ||
627 | ret = lbs_mesh_config_send(priv, &cmd, CMD_ACT_MESH_CONFIG_SET, | |
628 | CMD_TYPE_MESH_SET_MESH_IE); | |
629 | if (ret) | |
630 | return ret; | |
631 | ||
632 | return strlen(buf); | |
633 | } | |
634 | ||
635 | /** | |
8973a6e7 RD |
636 | * metric_id_get - Get function for sysfs attribute metric_id |
637 | * @dev: the &struct device | |
638 | * @attr: device attributes | |
639 | * @buf: buffer where data will be returned | |
15dbaac0 JC |
640 | */ |
641 | static ssize_t metric_id_get(struct device *dev, | |
642 | struct device_attribute *attr, char *buf) | |
643 | { | |
3db4f989 DD |
644 | struct mrvl_mesh_defaults defs; |
645 | int ret; | |
646 | ||
647 | ret = mesh_get_default_parameters(dev, &defs); | |
648 | ||
649 | if (ret) | |
650 | return ret; | |
651 | ||
652 | return snprintf(buf, 5, "%d\n", defs.meshie.val.active_metric_id); | |
653 | } | |
654 | ||
655 | /** | |
656 | * metric_id_set - Set function for sysfs attribute metric_id | |
657 | * @dev: the &struct device | |
658 | * @attr: device attributes | |
659 | * @buf: buffer that contains new attribute value | |
660 | * @count: size of buffer | |
661 | */ | |
662 | static ssize_t metric_id_set(struct device *dev, struct device_attribute *attr, | |
663 | const char *buf, size_t count) | |
664 | { | |
665 | struct cmd_ds_mesh_config cmd; | |
666 | struct mrvl_mesh_defaults defs; | |
667 | struct mrvl_meshie *ie; | |
668 | struct lbs_private *priv = to_net_dev(dev)->ml_priv; | |
669 | uint32_t datum; | |
670 | int ret; | |
671 | ||
672 | memset(&cmd, 0, sizeof(cmd)); | |
673 | ret = sscanf(buf, "%d", &datum); | |
674 | if ((ret != 1) || (datum > 255)) | |
675 | return -EINVAL; | |
676 | ||
677 | /* fetch all other Information Element parameters */ | |
678 | ret = mesh_get_default_parameters(dev, &defs); | |
679 | ||
680 | cmd.length = cpu_to_le16(sizeof(struct mrvl_meshie)); | |
681 | ||
682 | /* transfer IE elements */ | |
683 | ie = (struct mrvl_meshie *) &cmd.data[0]; | |
684 | memcpy(ie, &defs.meshie, sizeof(struct mrvl_meshie)); | |
685 | /* update metric id */ | |
686 | ie->val.active_metric_id = datum; | |
687 | ||
688 | ret = lbs_mesh_config_send(priv, &cmd, CMD_ACT_MESH_CONFIG_SET, | |
689 | CMD_TYPE_MESH_SET_MESH_IE); | |
690 | if (ret) | |
691 | return ret; | |
692 | ||
693 | return strlen(buf); | |
694 | } | |
695 | ||
696 | /** | |
697 | * capability_get - Get function for sysfs attribute capability | |
698 | * @dev: the &struct device | |
699 | * @attr: device attributes | |
700 | * @buf: buffer where data will be returned | |
701 | */ | |
702 | static ssize_t capability_get(struct device *dev, | |
703 | struct device_attribute *attr, char *buf) | |
704 | { | |
705 | struct mrvl_mesh_defaults defs; | |
706 | int ret; | |
707 | ||
708 | ret = mesh_get_default_parameters(dev, &defs); | |
709 | ||
710 | if (ret) | |
711 | return ret; | |
712 | ||
713 | return snprintf(buf, 5, "%d\n", defs.meshie.val.mesh_capability); | |
714 | } | |
715 | ||
716 | /** | |
717 | * capability_set - Set function for sysfs attribute capability | |
718 | * @dev: the &struct device | |
719 | * @attr: device attributes | |
720 | * @buf: buffer that contains new attribute value | |
721 | * @count: size of buffer | |
722 | */ | |
723 | static ssize_t capability_set(struct device *dev, struct device_attribute *attr, | |
724 | const char *buf, size_t count) | |
725 | { | |
726 | struct cmd_ds_mesh_config cmd; | |
727 | struct mrvl_mesh_defaults defs; | |
728 | struct mrvl_meshie *ie; | |
729 | struct lbs_private *priv = to_net_dev(dev)->ml_priv; | |
730 | uint32_t datum; | |
731 | int ret; | |
732 | ||
733 | memset(&cmd, 0, sizeof(cmd)); | |
734 | ret = sscanf(buf, "%d", &datum); | |
735 | if ((ret != 1) || (datum > 255)) | |
736 | return -EINVAL; | |
737 | ||
738 | /* fetch all other Information Element parameters */ | |
739 | ret = mesh_get_default_parameters(dev, &defs); | |
740 | ||
741 | cmd.length = cpu_to_le16(sizeof(struct mrvl_meshie)); | |
742 | ||
743 | /* transfer IE elements */ | |
744 | ie = (struct mrvl_meshie *) &cmd.data[0]; | |
745 | memcpy(ie, &defs.meshie, sizeof(struct mrvl_meshie)); | |
746 | /* update value */ | |
747 | ie->val.mesh_capability = datum; | |
748 | ||
749 | ret = lbs_mesh_config_send(priv, &cmd, CMD_ACT_MESH_CONFIG_SET, | |
750 | CMD_TYPE_MESH_SET_MESH_IE); | |
751 | if (ret) | |
752 | return ret; | |
753 | ||
754 | return strlen(buf); | |
755 | } | |
756 | ||
757 | ||
758 | static DEVICE_ATTR(bootflag, 0644, bootflag_get, bootflag_set); | |
759 | static DEVICE_ATTR(boottime, 0644, boottime_get, boottime_set); | |
760 | static DEVICE_ATTR(channel, 0644, channel_get, channel_set); | |
761 | static DEVICE_ATTR(mesh_id, 0644, mesh_id_get, mesh_id_set); | |
762 | static DEVICE_ATTR(protocol_id, 0644, protocol_id_get, protocol_id_set); | |
763 | static DEVICE_ATTR(metric_id, 0644, metric_id_get, metric_id_set); | |
764 | static DEVICE_ATTR(capability, 0644, capability_get, capability_set); | |
765 | ||
766 | static struct attribute *boot_opts_attrs[] = { | |
767 | &dev_attr_bootflag.attr, | |
768 | &dev_attr_boottime.attr, | |
769 | &dev_attr_channel.attr, | |
770 | NULL | |
771 | }; | |
772 | ||
773 | static const struct attribute_group boot_opts_group = { | |
774 | .name = "boot_options", | |
775 | .attrs = boot_opts_attrs, | |
776 | }; | |
777 | ||
778 | static struct attribute *mesh_ie_attrs[] = { | |
779 | &dev_attr_mesh_id.attr, | |
780 | &dev_attr_protocol_id.attr, | |
781 | &dev_attr_metric_id.attr, | |
782 | &dev_attr_capability.attr, | |
783 | NULL | |
784 | }; | |
785 | ||
786 | static const struct attribute_group mesh_ie_group = { | |
787 | .name = "mesh_ie", | |
788 | .attrs = mesh_ie_attrs, | |
789 | }; | |
790 | ||
791 | static void lbs_persist_config_init(struct net_device *dev) | |
792 | { | |
793 | int ret; | |
794 | ret = sysfs_create_group(&(dev->dev.kobj), &boot_opts_group); | |
795 | ret = sysfs_create_group(&(dev->dev.kobj), &mesh_ie_group); | |
796 | } | |
797 | ||
798 | static void lbs_persist_config_remove(struct net_device *dev) | |
799 | { | |
800 | sysfs_remove_group(&(dev->dev.kobj), &boot_opts_group); | |
801 | sysfs_remove_group(&(dev->dev.kobj), &mesh_ie_group); | |
802 | } | |
803 | ||
804 | ||
805 | /*************************************************************************** | |
806 | * Initializing and starting, stopping mesh | |
807 | */ | |
808 | ||
809 | /* | |
810 | * Check mesh FW version and appropriately send the mesh start | |
811 | * command | |
812 | */ | |
813 | int lbs_init_mesh(struct lbs_private *priv) | |
814 | { | |
815 | struct net_device *dev = priv->dev; | |
816 | int ret = 0; | |
817 | ||
818 | lbs_deb_enter(LBS_DEB_MESH); | |
819 | ||
3db4f989 DD |
820 | /* Determine mesh_fw_ver from fwrelease and fwcapinfo */ |
821 | /* 5.0.16p0 9.0.0.p0 is known to NOT support any mesh */ | |
822 | /* 5.110.22 have mesh command with 0xa3 command id */ | |
823 | /* 10.0.0.p0 FW brings in mesh config command with different id */ | |
824 | /* Check FW version MSB and initialize mesh_fw_ver */ | |
825 | if (MRVL_FW_MAJOR_REV(priv->fwrelease) == MRVL_FW_V5) { | |
826 | /* Enable mesh, if supported, and work out which TLV it uses. | |
827 | 0x100 + 291 is an unofficial value used in 5.110.20.pXX | |
828 | 0x100 + 37 is the official value used in 5.110.21.pXX | |
829 | but we check them in that order because 20.pXX doesn't | |
830 | give an error -- it just silently fails. */ | |
831 | ||
832 | /* 5.110.20.pXX firmware will fail the command if the channel | |
833 | doesn't match the existing channel. But only if the TLV | |
834 | is correct. If the channel is wrong, _BOTH_ versions will | |
835 | give an error to 0x100+291, and allow 0x100+37 to succeed. | |
836 | It's just that 5.110.20.pXX will not have done anything | |
837 | useful */ | |
838 | ||
839 | priv->mesh_tlv = TLV_TYPE_OLD_MESH_ID; | |
840 | if (lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START, | |
841 | priv->channel)) { | |
842 | priv->mesh_tlv = TLV_TYPE_MESH_ID; | |
843 | if (lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START, | |
844 | priv->channel)) | |
845 | priv->mesh_tlv = 0; | |
846 | } | |
847 | } else | |
848 | if ((MRVL_FW_MAJOR_REV(priv->fwrelease) >= MRVL_FW_V10) && | |
849 | (priv->fwcapinfo & MESH_CAPINFO_ENABLE_MASK)) { | |
850 | /* 10.0.0.pXX new firmwares should succeed with TLV | |
851 | * 0x100+37; Do not invoke command with old TLV. | |
852 | */ | |
853 | priv->mesh_tlv = TLV_TYPE_MESH_ID; | |
854 | if (lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START, | |
855 | priv->channel)) | |
856 | priv->mesh_tlv = 0; | |
857 | } | |
858 | ||
d9319986 DD |
859 | /* Stop meshing until interface is brought up */ |
860 | lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_STOP, priv->channel); | |
3db4f989 DD |
861 | |
862 | if (priv->mesh_tlv) { | |
863 | sprintf(priv->mesh_ssid, "mesh"); | |
864 | priv->mesh_ssid_len = 4; | |
865 | ||
866 | lbs_add_mesh(priv); | |
867 | ||
868 | if (device_create_file(&dev->dev, &dev_attr_lbs_mesh)) | |
869 | netdev_err(dev, "cannot register lbs_mesh attribute\n"); | |
870 | ||
871 | ret = 1; | |
872 | } | |
873 | ||
874 | lbs_deb_leave_args(LBS_DEB_MESH, "ret %d", ret); | |
875 | return ret; | |
876 | } | |
877 | ||
878 | ||
879 | int lbs_deinit_mesh(struct lbs_private *priv) | |
880 | { | |
881 | struct net_device *dev = priv->dev; | |
882 | int ret = 0; | |
15dbaac0 | 883 | |
3db4f989 | 884 | lbs_deb_enter(LBS_DEB_MESH); |
15dbaac0 | 885 | |
3db4f989 DD |
886 | if (priv->mesh_tlv) { |
887 | device_remove_file(&dev->dev, &dev_attr_lbs_mesh); | |
888 | ret = 1; | |
889 | } | |
15dbaac0 | 890 | |
3db4f989 DD |
891 | lbs_deb_leave_args(LBS_DEB_MESH, "ret %d", ret); |
892 | return ret; | |
15dbaac0 JC |
893 | } |
894 | ||
3db4f989 | 895 | |
15dbaac0 | 896 | /** |
3db4f989 DD |
897 | * lbs_mesh_stop - close the mshX interface |
898 | * | |
899 | * @dev: A pointer to &net_device structure | |
900 | * returns: 0 | |
15dbaac0 | 901 | */ |
3db4f989 | 902 | static int lbs_mesh_stop(struct net_device *dev) |
15dbaac0 | 903 | { |
3db4f989 | 904 | struct lbs_private *priv = dev->ml_priv; |
15dbaac0 | 905 | |
3db4f989 | 906 | lbs_deb_enter(LBS_DEB_MESH); |
d9319986 | 907 | lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_STOP, priv->channel); |
15dbaac0 | 908 | |
d9319986 | 909 | spin_lock_irq(&priv->driver_lock); |
15dbaac0 | 910 | |
3db4f989 DD |
911 | netif_stop_queue(dev); |
912 | netif_carrier_off(dev); | |
15dbaac0 | 913 | |
3db4f989 | 914 | spin_unlock_irq(&priv->driver_lock); |
15dbaac0 | 915 | |
3db4f989 | 916 | schedule_work(&priv->mcast_work); |
15dbaac0 | 917 | |
3db4f989 DD |
918 | lbs_deb_leave(LBS_DEB_MESH); |
919 | return 0; | |
15dbaac0 JC |
920 | } |
921 | ||
922 | /** | |
3db4f989 DD |
923 | * lbs_mesh_dev_open - open the mshX interface |
924 | * | |
925 | * @dev: A pointer to &net_device structure | |
926 | * returns: 0 or -EBUSY if monitor mode active | |
15dbaac0 | 927 | */ |
3db4f989 | 928 | static int lbs_mesh_dev_open(struct net_device *dev) |
15dbaac0 | 929 | { |
3db4f989 DD |
930 | struct lbs_private *priv = dev->ml_priv; |
931 | int ret = 0; | |
15dbaac0 | 932 | |
3db4f989 | 933 | lbs_deb_enter(LBS_DEB_NET); |
15dbaac0 | 934 | |
3db4f989 | 935 | spin_lock_irq(&priv->driver_lock); |
15dbaac0 | 936 | |
3db4f989 DD |
937 | if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR) { |
938 | ret = -EBUSY; | |
d9319986 | 939 | spin_unlock_irq(&priv->driver_lock); |
3db4f989 DD |
940 | goto out; |
941 | } | |
942 | ||
3db4f989 DD |
943 | netif_carrier_on(dev); |
944 | ||
945 | if (!priv->tx_pending_len) | |
946 | netif_wake_queue(dev); | |
3db4f989 DD |
947 | |
948 | spin_unlock_irq(&priv->driver_lock); | |
d9319986 DD |
949 | |
950 | ret = lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START, priv->channel); | |
951 | ||
952 | out: | |
3db4f989 DD |
953 | lbs_deb_leave_args(LBS_DEB_NET, "ret %d", ret); |
954 | return ret; | |
15dbaac0 JC |
955 | } |
956 | ||
3db4f989 DD |
957 | static const struct net_device_ops mesh_netdev_ops = { |
958 | .ndo_open = lbs_mesh_dev_open, | |
959 | .ndo_stop = lbs_mesh_stop, | |
960 | .ndo_start_xmit = lbs_hard_start_xmit, | |
961 | .ndo_set_mac_address = lbs_set_mac_address, | |
afc4b13d | 962 | .ndo_set_rx_mode = lbs_set_multicast_list, |
3db4f989 DD |
963 | }; |
964 | ||
15dbaac0 | 965 | /** |
3db4f989 DD |
966 | * lbs_add_mesh - add mshX interface |
967 | * | |
968 | * @priv: A pointer to the &struct lbs_private structure | |
969 | * returns: 0 if successful, -X otherwise | |
15dbaac0 | 970 | */ |
3db4f989 | 971 | static int lbs_add_mesh(struct lbs_private *priv) |
15dbaac0 | 972 | { |
3db4f989 DD |
973 | struct net_device *mesh_dev = NULL; |
974 | int ret = 0; | |
15dbaac0 | 975 | |
3db4f989 | 976 | lbs_deb_enter(LBS_DEB_MESH); |
15dbaac0 | 977 | |
3db4f989 DD |
978 | /* Allocate a virtual mesh device */ |
979 | mesh_dev = alloc_netdev(0, "msh%d", ether_setup); | |
980 | if (!mesh_dev) { | |
981 | lbs_deb_mesh("init mshX device failed\n"); | |
982 | ret = -ENOMEM; | |
983 | goto done; | |
984 | } | |
985 | mesh_dev->ml_priv = priv; | |
986 | priv->mesh_dev = mesh_dev; | |
15dbaac0 | 987 | |
3db4f989 DD |
988 | mesh_dev->netdev_ops = &mesh_netdev_ops; |
989 | mesh_dev->ethtool_ops = &lbs_ethtool_ops; | |
990 | memcpy(mesh_dev->dev_addr, priv->dev->dev_addr, ETH_ALEN); | |
15dbaac0 | 991 | |
3db4f989 | 992 | SET_NETDEV_DEV(priv->mesh_dev, priv->dev->dev.parent); |
15dbaac0 | 993 | |
3db4f989 DD |
994 | mesh_dev->flags |= IFF_BROADCAST | IFF_MULTICAST; |
995 | /* Register virtual mesh interface */ | |
996 | ret = register_netdev(mesh_dev); | |
997 | if (ret) { | |
998 | pr_err("cannot register mshX virtual interface\n"); | |
999 | goto err_free; | |
1000 | } | |
1001 | ||
1002 | ret = sysfs_create_group(&(mesh_dev->dev.kobj), &lbs_mesh_attr_group); | |
15dbaac0 | 1003 | if (ret) |
3db4f989 | 1004 | goto err_unregister; |
15dbaac0 | 1005 | |
3db4f989 | 1006 | lbs_persist_config_init(mesh_dev); |
15dbaac0 | 1007 | |
3db4f989 DD |
1008 | /* Everything successful */ |
1009 | ret = 0; | |
1010 | goto done; | |
15dbaac0 | 1011 | |
3db4f989 DD |
1012 | err_unregister: |
1013 | unregister_netdev(mesh_dev); | |
15dbaac0 | 1014 | |
3db4f989 DD |
1015 | err_free: |
1016 | free_netdev(mesh_dev); | |
15dbaac0 | 1017 | |
3db4f989 DD |
1018 | done: |
1019 | lbs_deb_leave_args(LBS_DEB_MESH, "ret %d", ret); | |
1020 | return ret; | |
1021 | } | |
15dbaac0 | 1022 | |
3db4f989 DD |
1023 | void lbs_remove_mesh(struct lbs_private *priv) |
1024 | { | |
1025 | struct net_device *mesh_dev; | |
15dbaac0 | 1026 | |
3db4f989 DD |
1027 | mesh_dev = priv->mesh_dev; |
1028 | if (!mesh_dev) | |
1029 | return; | |
15dbaac0 | 1030 | |
3db4f989 DD |
1031 | lbs_deb_enter(LBS_DEB_MESH); |
1032 | netif_stop_queue(mesh_dev); | |
1033 | netif_carrier_off(mesh_dev); | |
1034 | sysfs_remove_group(&(mesh_dev->dev.kobj), &lbs_mesh_attr_group); | |
1035 | lbs_persist_config_remove(mesh_dev); | |
1036 | unregister_netdev(mesh_dev); | |
1037 | priv->mesh_dev = NULL; | |
1038 | free_netdev(mesh_dev); | |
1039 | lbs_deb_leave(LBS_DEB_MESH); | |
15dbaac0 JC |
1040 | } |
1041 | ||
3db4f989 DD |
1042 | |
1043 | /*************************************************************************** | |
1044 | * Sending and receiving | |
1045 | */ | |
1046 | struct net_device *lbs_mesh_set_dev(struct lbs_private *priv, | |
1047 | struct net_device *dev, struct rxpd *rxpd) | |
15dbaac0 | 1048 | { |
3db4f989 DD |
1049 | if (priv->mesh_dev) { |
1050 | if (priv->mesh_tlv == TLV_TYPE_OLD_MESH_ID) { | |
1051 | if (rxpd->rx_control & RxPD_MESH_FRAME) | |
1052 | dev = priv->mesh_dev; | |
1053 | } else if (priv->mesh_tlv == TLV_TYPE_MESH_ID) { | |
1054 | if (rxpd->u.bss.bss_num == MESH_IFACE_ID) | |
1055 | dev = priv->mesh_dev; | |
1056 | } | |
1057 | } | |
1058 | return dev; | |
15dbaac0 | 1059 | } |
c7fe64cf HS |
1060 | |
1061 | ||
3db4f989 DD |
1062 | void lbs_mesh_set_txpd(struct lbs_private *priv, |
1063 | struct net_device *dev, struct txpd *txpd) | |
1064 | { | |
1065 | if (dev == priv->mesh_dev) { | |
1066 | if (priv->mesh_tlv == TLV_TYPE_OLD_MESH_ID) | |
1067 | txpd->tx_control |= cpu_to_le32(TxPD_MESH_FRAME); | |
1068 | else if (priv->mesh_tlv == TLV_TYPE_MESH_ID) | |
1069 | txpd->u.bss.bss_num = MESH_IFACE_ID; | |
1070 | } | |
1071 | } | |
1072 | ||
c7fe64cf HS |
1073 | |
1074 | /*************************************************************************** | |
1075 | * Ethtool related | |
1076 | */ | |
1077 | ||
3db4f989 | 1078 | static const char * const mesh_stat_strings[] = { |
c7fe64cf HS |
1079 | "drop_duplicate_bcast", |
1080 | "drop_ttl_zero", | |
1081 | "drop_no_fwd_route", | |
1082 | "drop_no_buffers", | |
1083 | "fwded_unicast_cnt", | |
1084 | "fwded_bcast_cnt", | |
1085 | "drop_blind_table", | |
1086 | "tx_failed_cnt" | |
1087 | }; | |
1088 | ||
1089 | void lbs_mesh_ethtool_get_stats(struct net_device *dev, | |
1090 | struct ethtool_stats *stats, uint64_t *data) | |
1091 | { | |
1092 | struct lbs_private *priv = dev->ml_priv; | |
1093 | struct cmd_ds_mesh_access mesh_access; | |
1094 | int ret; | |
1095 | ||
1096 | lbs_deb_enter(LBS_DEB_ETHTOOL); | |
1097 | ||
1098 | /* Get Mesh Statistics */ | |
1099 | ret = lbs_mesh_access(priv, CMD_ACT_MESH_GET_STATS, &mesh_access); | |
1100 | ||
1101 | if (ret) { | |
1102 | memset(data, 0, MESH_STATS_NUM*(sizeof(uint64_t))); | |
1103 | return; | |
1104 | } | |
1105 | ||
1106 | priv->mstats.fwd_drop_rbt = le32_to_cpu(mesh_access.data[0]); | |
1107 | priv->mstats.fwd_drop_ttl = le32_to_cpu(mesh_access.data[1]); | |
1108 | priv->mstats.fwd_drop_noroute = le32_to_cpu(mesh_access.data[2]); | |
1109 | priv->mstats.fwd_drop_nobuf = le32_to_cpu(mesh_access.data[3]); | |
1110 | priv->mstats.fwd_unicast_cnt = le32_to_cpu(mesh_access.data[4]); | |
1111 | priv->mstats.fwd_bcast_cnt = le32_to_cpu(mesh_access.data[5]); | |
1112 | priv->mstats.drop_blind = le32_to_cpu(mesh_access.data[6]); | |
1113 | priv->mstats.tx_failed_cnt = le32_to_cpu(mesh_access.data[7]); | |
1114 | ||
1115 | data[0] = priv->mstats.fwd_drop_rbt; | |
1116 | data[1] = priv->mstats.fwd_drop_ttl; | |
1117 | data[2] = priv->mstats.fwd_drop_noroute; | |
1118 | data[3] = priv->mstats.fwd_drop_nobuf; | |
1119 | data[4] = priv->mstats.fwd_unicast_cnt; | |
1120 | data[5] = priv->mstats.fwd_bcast_cnt; | |
1121 | data[6] = priv->mstats.drop_blind; | |
1122 | data[7] = priv->mstats.tx_failed_cnt; | |
1123 | ||
1124 | lbs_deb_enter(LBS_DEB_ETHTOOL); | |
1125 | } | |
1126 | ||
1127 | int lbs_mesh_ethtool_get_sset_count(struct net_device *dev, int sset) | |
1128 | { | |
1129 | struct lbs_private *priv = dev->ml_priv; | |
1130 | ||
1131 | if (sset == ETH_SS_STATS && dev == priv->mesh_dev) | |
1132 | return MESH_STATS_NUM; | |
1133 | ||
1134 | return -EOPNOTSUPP; | |
1135 | } | |
1136 | ||
1137 | void lbs_mesh_ethtool_get_strings(struct net_device *dev, | |
1138 | uint32_t stringset, uint8_t *s) | |
1139 | { | |
1140 | int i; | |
1141 | ||
1142 | lbs_deb_enter(LBS_DEB_ETHTOOL); | |
1143 | ||
1144 | switch (stringset) { | |
1145 | case ETH_SS_STATS: | |
1146 | for (i = 0; i < MESH_STATS_NUM; i++) { | |
1147 | memcpy(s + i * ETH_GSTRING_LEN, | |
1148 | mesh_stat_strings[i], | |
1149 | ETH_GSTRING_LEN); | |
1150 | } | |
1151 | break; | |
1152 | } | |
1153 | lbs_deb_enter(LBS_DEB_ETHTOOL); | |
1154 | } |