Commit | Line | Data |
---|---|---|
876c9d3a MT |
1 | /** |
2 | * This file contains the major functions in WLAN | |
3 | * driver. It includes init, exit, open, close and main | |
4 | * thread etc.. | |
5 | */ | |
6 | ||
a46c6410 | 7 | #include <linux/moduleparam.h> |
876c9d3a MT |
8 | #include <linux/delay.h> |
9 | #include <linux/freezer.h> | |
10 | #include <linux/etherdevice.h> | |
11 | #include <linux/netdevice.h> | |
12 | #include <linux/if_arp.h> | |
fe336150 | 13 | #include <linux/kthread.h> |
876c9d3a MT |
14 | |
15 | #include <net/iw_handler.h> | |
9012b28a | 16 | #include <net/ieee80211.h> |
876c9d3a MT |
17 | |
18 | #include "host.h" | |
876c9d3a MT |
19 | #include "decl.h" |
20 | #include "dev.h" | |
876c9d3a MT |
21 | #include "wext.h" |
22 | #include "debugfs.h" | |
23 | #include "assoc.h" | |
965f8bbc | 24 | #include "join.h" |
876c9d3a | 25 | |
7856a541 | 26 | #define DRIVER_RELEASE_VERSION "323.p0" |
10078321 | 27 | const char lbs_driver_version[] = "COMM-USB8388-" DRIVER_RELEASE_VERSION |
3ce40232 DW |
28 | #ifdef DEBUG |
29 | "-dbg" | |
30 | #endif | |
31 | ""; | |
32 | ||
a46c6410 HS |
33 | |
34 | /* Module parameters */ | |
10078321 HS |
35 | unsigned int lbs_debug; |
36 | EXPORT_SYMBOL_GPL(lbs_debug); | |
37 | module_param_named(libertas_debug, lbs_debug, int, 0644); | |
a46c6410 HS |
38 | |
39 | ||
10078321 HS |
40 | #define LBS_TX_PWR_DEFAULT 20 /*100mW */ |
41 | #define LBS_TX_PWR_US_DEFAULT 20 /*100mW */ | |
42 | #define LBS_TX_PWR_JP_DEFAULT 16 /*50mW */ | |
43 | #define LBS_TX_PWR_FR_DEFAULT 20 /*100mW */ | |
44 | #define LBS_TX_PWR_EMEA_DEFAULT 20 /*100mW */ | |
876c9d3a MT |
45 | |
46 | /* Format { channel, frequency (MHz), maxtxpower } */ | |
47 | /* band: 'B/G', region: USA FCC/Canada IC */ | |
48 | static struct chan_freq_power channel_freq_power_US_BG[] = { | |
10078321 HS |
49 | {1, 2412, LBS_TX_PWR_US_DEFAULT}, |
50 | {2, 2417, LBS_TX_PWR_US_DEFAULT}, | |
51 | {3, 2422, LBS_TX_PWR_US_DEFAULT}, | |
52 | {4, 2427, LBS_TX_PWR_US_DEFAULT}, | |
53 | {5, 2432, LBS_TX_PWR_US_DEFAULT}, | |
54 | {6, 2437, LBS_TX_PWR_US_DEFAULT}, | |
55 | {7, 2442, LBS_TX_PWR_US_DEFAULT}, | |
56 | {8, 2447, LBS_TX_PWR_US_DEFAULT}, | |
57 | {9, 2452, LBS_TX_PWR_US_DEFAULT}, | |
58 | {10, 2457, LBS_TX_PWR_US_DEFAULT}, | |
59 | {11, 2462, LBS_TX_PWR_US_DEFAULT} | |
876c9d3a MT |
60 | }; |
61 | ||
62 | /* band: 'B/G', region: Europe ETSI */ | |
63 | static struct chan_freq_power channel_freq_power_EU_BG[] = { | |
10078321 HS |
64 | {1, 2412, LBS_TX_PWR_EMEA_DEFAULT}, |
65 | {2, 2417, LBS_TX_PWR_EMEA_DEFAULT}, | |
66 | {3, 2422, LBS_TX_PWR_EMEA_DEFAULT}, | |
67 | {4, 2427, LBS_TX_PWR_EMEA_DEFAULT}, | |
68 | {5, 2432, LBS_TX_PWR_EMEA_DEFAULT}, | |
69 | {6, 2437, LBS_TX_PWR_EMEA_DEFAULT}, | |
70 | {7, 2442, LBS_TX_PWR_EMEA_DEFAULT}, | |
71 | {8, 2447, LBS_TX_PWR_EMEA_DEFAULT}, | |
72 | {9, 2452, LBS_TX_PWR_EMEA_DEFAULT}, | |
73 | {10, 2457, LBS_TX_PWR_EMEA_DEFAULT}, | |
74 | {11, 2462, LBS_TX_PWR_EMEA_DEFAULT}, | |
75 | {12, 2467, LBS_TX_PWR_EMEA_DEFAULT}, | |
76 | {13, 2472, LBS_TX_PWR_EMEA_DEFAULT} | |
876c9d3a MT |
77 | }; |
78 | ||
79 | /* band: 'B/G', region: Spain */ | |
80 | static struct chan_freq_power channel_freq_power_SPN_BG[] = { | |
10078321 HS |
81 | {10, 2457, LBS_TX_PWR_DEFAULT}, |
82 | {11, 2462, LBS_TX_PWR_DEFAULT} | |
876c9d3a MT |
83 | }; |
84 | ||
85 | /* band: 'B/G', region: France */ | |
86 | static struct chan_freq_power channel_freq_power_FR_BG[] = { | |
10078321 HS |
87 | {10, 2457, LBS_TX_PWR_FR_DEFAULT}, |
88 | {11, 2462, LBS_TX_PWR_FR_DEFAULT}, | |
89 | {12, 2467, LBS_TX_PWR_FR_DEFAULT}, | |
90 | {13, 2472, LBS_TX_PWR_FR_DEFAULT} | |
876c9d3a MT |
91 | }; |
92 | ||
93 | /* band: 'B/G', region: Japan */ | |
94 | static struct chan_freq_power channel_freq_power_JPN_BG[] = { | |
10078321 HS |
95 | {1, 2412, LBS_TX_PWR_JP_DEFAULT}, |
96 | {2, 2417, LBS_TX_PWR_JP_DEFAULT}, | |
97 | {3, 2422, LBS_TX_PWR_JP_DEFAULT}, | |
98 | {4, 2427, LBS_TX_PWR_JP_DEFAULT}, | |
99 | {5, 2432, LBS_TX_PWR_JP_DEFAULT}, | |
100 | {6, 2437, LBS_TX_PWR_JP_DEFAULT}, | |
101 | {7, 2442, LBS_TX_PWR_JP_DEFAULT}, | |
102 | {8, 2447, LBS_TX_PWR_JP_DEFAULT}, | |
103 | {9, 2452, LBS_TX_PWR_JP_DEFAULT}, | |
104 | {10, 2457, LBS_TX_PWR_JP_DEFAULT}, | |
105 | {11, 2462, LBS_TX_PWR_JP_DEFAULT}, | |
106 | {12, 2467, LBS_TX_PWR_JP_DEFAULT}, | |
107 | {13, 2472, LBS_TX_PWR_JP_DEFAULT}, | |
108 | {14, 2484, LBS_TX_PWR_JP_DEFAULT} | |
876c9d3a MT |
109 | }; |
110 | ||
111 | /** | |
112 | * the structure for channel, frequency and power | |
113 | */ | |
114 | struct region_cfp_table { | |
115 | u8 region; | |
116 | struct chan_freq_power *cfp_BG; | |
117 | int cfp_no_BG; | |
118 | }; | |
119 | ||
120 | /** | |
121 | * the structure for the mapping between region and CFP | |
122 | */ | |
123 | static struct region_cfp_table region_cfp_table[] = { | |
124 | {0x10, /*US FCC */ | |
125 | channel_freq_power_US_BG, | |
ff8ac609 | 126 | ARRAY_SIZE(channel_freq_power_US_BG), |
876c9d3a MT |
127 | } |
128 | , | |
129 | {0x20, /*CANADA IC */ | |
130 | channel_freq_power_US_BG, | |
ff8ac609 | 131 | ARRAY_SIZE(channel_freq_power_US_BG), |
876c9d3a MT |
132 | } |
133 | , | |
134 | {0x30, /*EU*/ channel_freq_power_EU_BG, | |
ff8ac609 | 135 | ARRAY_SIZE(channel_freq_power_EU_BG), |
876c9d3a MT |
136 | } |
137 | , | |
138 | {0x31, /*SPAIN*/ channel_freq_power_SPN_BG, | |
ff8ac609 | 139 | ARRAY_SIZE(channel_freq_power_SPN_BG), |
876c9d3a MT |
140 | } |
141 | , | |
142 | {0x32, /*FRANCE*/ channel_freq_power_FR_BG, | |
ff8ac609 | 143 | ARRAY_SIZE(channel_freq_power_FR_BG), |
876c9d3a MT |
144 | } |
145 | , | |
146 | {0x40, /*JAPAN*/ channel_freq_power_JPN_BG, | |
ff8ac609 | 147 | ARRAY_SIZE(channel_freq_power_JPN_BG), |
876c9d3a MT |
148 | } |
149 | , | |
150 | /*Add new region here */ | |
151 | }; | |
152 | ||
876c9d3a | 153 | /** |
8c512765 | 154 | * the table to keep region code |
876c9d3a | 155 | */ |
10078321 | 156 | u16 lbs_region_code_to_index[MRVDRV_MAX_REGION_CODE] = |
8c512765 | 157 | { 0x10, 0x20, 0x30, 0x31, 0x32, 0x40 }; |
876c9d3a MT |
158 | |
159 | /** | |
8c512765 | 160 | * 802.11b/g supported bitrates (in 500Kb/s units) |
876c9d3a | 161 | */ |
10078321 | 162 | u8 lbs_bg_rates[MAX_RATES] = |
8c512765 DW |
163 | { 0x02, 0x04, 0x0b, 0x16, 0x0c, 0x12, 0x18, 0x24, 0x30, 0x48, 0x60, 0x6c, |
164 | 0x00, 0x00 }; | |
876c9d3a MT |
165 | |
166 | /** | |
8c512765 DW |
167 | * FW rate table. FW refers to rates by their index in this table, not by the |
168 | * rate value itself. Values of 0x00 are | |
169 | * reserved positions. | |
876c9d3a | 170 | */ |
8c512765 DW |
171 | static u8 fw_data_rates[MAX_RATES] = |
172 | { 0x02, 0x04, 0x0B, 0x16, 0x00, 0x0C, 0x12, | |
173 | 0x18, 0x24, 0x30, 0x48, 0x60, 0x6C, 0x00 | |
174 | }; | |
876c9d3a | 175 | |
876c9d3a | 176 | /** |
8c512765 DW |
177 | * @brief use index to get the data rate |
178 | * | |
179 | * @param idx The index of data rate | |
180 | * @return data rate or 0 | |
876c9d3a | 181 | */ |
10078321 | 182 | u32 lbs_fw_index_to_data_rate(u8 idx) |
8c512765 DW |
183 | { |
184 | if (idx >= sizeof(fw_data_rates)) | |
185 | idx = 0; | |
186 | return fw_data_rates[idx]; | |
187 | } | |
188 | ||
189 | /** | |
190 | * @brief use rate to get the index | |
191 | * | |
192 | * @param rate data rate | |
193 | * @return index or 0 | |
194 | */ | |
10078321 | 195 | u8 lbs_data_rate_to_fw_index(u32 rate) |
8c512765 DW |
196 | { |
197 | u8 i; | |
198 | ||
199 | if (!rate) | |
200 | return 0; | |
201 | ||
202 | for (i = 0; i < sizeof(fw_data_rates); i++) { | |
203 | if (rate == fw_data_rates[i]) | |
204 | return i; | |
205 | } | |
206 | return 0; | |
207 | } | |
876c9d3a | 208 | |
876c9d3a MT |
209 | /** |
210 | * Attributes exported through sysfs | |
211 | */ | |
876c9d3a MT |
212 | |
213 | /** | |
82fde74b | 214 | * @brief Get function for sysfs attribute anycast_mask |
876c9d3a | 215 | */ |
10078321 | 216 | static ssize_t lbs_anycast_get(struct device *dev, |
b59bb616 DW |
217 | struct device_attribute *attr, char * buf) |
218 | { | |
876c9d3a MT |
219 | struct cmd_ds_mesh_access mesh_access; |
220 | ||
221 | memset(&mesh_access, 0, sizeof(mesh_access)); | |
10078321 | 222 | lbs_prepare_and_send_command(to_net_dev(dev)->priv, |
0aef64d7 DW |
223 | CMD_MESH_ACCESS, |
224 | CMD_ACT_MESH_GET_ANYCAST, | |
225 | CMD_OPTION_WAITFORRSP, 0, (void *)&mesh_access); | |
876c9d3a | 226 | |
82fde74b | 227 | return snprintf(buf, 12, "0x%X\n", le32_to_cpu(mesh_access.data[0])); |
876c9d3a MT |
228 | } |
229 | ||
230 | /** | |
82fde74b | 231 | * @brief Set function for sysfs attribute anycast_mask |
876c9d3a | 232 | */ |
10078321 | 233 | static ssize_t lbs_anycast_set(struct device *dev, |
b59bb616 DW |
234 | struct device_attribute *attr, const char * buf, size_t count) |
235 | { | |
876c9d3a | 236 | struct cmd_ds_mesh_access mesh_access; |
981f187b | 237 | uint32_t datum; |
876c9d3a | 238 | |
876c9d3a | 239 | memset(&mesh_access, 0, sizeof(mesh_access)); |
82fde74b | 240 | sscanf(buf, "%x", &datum); |
981f187b DW |
241 | mesh_access.data[0] = cpu_to_le32(datum); |
242 | ||
10078321 | 243 | lbs_prepare_and_send_command((to_net_dev(dev))->priv, |
0aef64d7 DW |
244 | CMD_MESH_ACCESS, |
245 | CMD_ACT_MESH_SET_ANYCAST, | |
246 | CMD_OPTION_WAITFORRSP, 0, (void *)&mesh_access); | |
876c9d3a MT |
247 | return strlen(buf); |
248 | } | |
249 | ||
69f9032d HS |
250 | int lbs_add_rtap(struct lbs_private *priv); |
251 | void lbs_remove_rtap(struct lbs_private *priv); | |
965f8bbc LCC |
252 | |
253 | /** | |
254 | * Get function for sysfs attribute rtap | |
255 | */ | |
10078321 | 256 | static ssize_t lbs_rtap_get(struct device *dev, |
965f8bbc LCC |
257 | struct device_attribute *attr, char * buf) |
258 | { | |
e7deced0 | 259 | struct lbs_private *priv = to_net_dev(dev)->priv; |
aa21c004 | 260 | return snprintf(buf, 5, "0x%X\n", priv->monitormode); |
965f8bbc LCC |
261 | } |
262 | ||
263 | /** | |
264 | * Set function for sysfs attribute rtap | |
265 | */ | |
10078321 | 266 | static ssize_t lbs_rtap_set(struct device *dev, |
965f8bbc LCC |
267 | struct device_attribute *attr, const char * buf, size_t count) |
268 | { | |
269 | int monitor_mode; | |
e7deced0 | 270 | struct lbs_private *priv = to_net_dev(dev)->priv; |
965f8bbc LCC |
271 | |
272 | sscanf(buf, "%x", &monitor_mode); | |
10078321 | 273 | if (monitor_mode != LBS_MONITOR_OFF) { |
aa21c004 | 274 | if(priv->monitormode == monitor_mode) |
965f8bbc | 275 | return strlen(buf); |
aa21c004 DW |
276 | if (priv->monitormode == LBS_MONITOR_OFF) { |
277 | if (priv->mode == IW_MODE_INFRA) | |
10078321 | 278 | lbs_send_deauthentication(priv); |
aa21c004 | 279 | else if (priv->mode == IW_MODE_ADHOC) |
10078321 HS |
280 | lbs_stop_adhoc_network(priv); |
281 | lbs_add_rtap(priv); | |
965f8bbc | 282 | } |
aa21c004 | 283 | priv->monitormode = monitor_mode; |
965f8bbc LCC |
284 | } |
285 | ||
286 | else { | |
aa21c004 | 287 | if (priv->monitormode == LBS_MONITOR_OFF) |
965f8bbc | 288 | return strlen(buf); |
aa21c004 | 289 | priv->monitormode = LBS_MONITOR_OFF; |
10078321 | 290 | lbs_remove_rtap(priv); |
f86a93e1 | 291 | |
aa21c004 DW |
292 | if (priv->currenttxskb) { |
293 | dev_kfree_skb_any(priv->currenttxskb); | |
294 | priv->currenttxskb = NULL; | |
f86a93e1 DW |
295 | } |
296 | ||
297 | /* Wake queues, command thread, etc. */ | |
298 | lbs_host_to_card_done(priv); | |
965f8bbc LCC |
299 | } |
300 | ||
10078321 | 301 | lbs_prepare_and_send_command(priv, |
965f8bbc | 302 | CMD_802_11_MONITOR_MODE, CMD_ACT_SET, |
aa21c004 | 303 | CMD_OPTION_WAITFORRSP, 0, &priv->monitormode); |
965f8bbc LCC |
304 | return strlen(buf); |
305 | } | |
306 | ||
307 | /** | |
10078321 | 308 | * lbs_rtap attribute to be exported per mshX interface |
965f8bbc LCC |
309 | * through sysfs (/sys/class/net/mshX/libertas-rtap) |
310 | */ | |
10078321 HS |
311 | static DEVICE_ATTR(lbs_rtap, 0644, lbs_rtap_get, |
312 | lbs_rtap_set ); | |
965f8bbc | 313 | |
876c9d3a | 314 | /** |
82fde74b LC |
315 | * anycast_mask attribute to be exported per mshX interface |
316 | * through sysfs (/sys/class/net/mshX/anycast_mask) | |
876c9d3a | 317 | */ |
10078321 | 318 | static DEVICE_ATTR(anycast_mask, 0644, lbs_anycast_get, lbs_anycast_set); |
876c9d3a | 319 | |
10078321 | 320 | static ssize_t lbs_autostart_enabled_get(struct device *dev, |
a9f38d02 LCC |
321 | struct device_attribute *attr, char * buf) |
322 | { | |
323 | struct cmd_ds_mesh_access mesh_access; | |
324 | ||
325 | memset(&mesh_access, 0, sizeof(mesh_access)); | |
10078321 | 326 | lbs_prepare_and_send_command(to_net_dev(dev)->priv, |
a9f38d02 LCC |
327 | CMD_MESH_ACCESS, |
328 | CMD_ACT_MESH_GET_AUTOSTART_ENABLED, | |
329 | CMD_OPTION_WAITFORRSP, 0, (void *)&mesh_access); | |
330 | ||
331 | return sprintf(buf, "%d\n", le32_to_cpu(mesh_access.data[0])); | |
332 | } | |
333 | ||
10078321 | 334 | static ssize_t lbs_autostart_enabled_set(struct device *dev, |
a9f38d02 LCC |
335 | struct device_attribute *attr, const char * buf, size_t count) |
336 | { | |
337 | struct cmd_ds_mesh_access mesh_access; | |
338 | uint32_t datum; | |
69f9032d | 339 | struct lbs_private *priv = (to_net_dev(dev))->priv; |
d21b31fd | 340 | int ret; |
a9f38d02 LCC |
341 | |
342 | memset(&mesh_access, 0, sizeof(mesh_access)); | |
343 | sscanf(buf, "%d", &datum); | |
344 | mesh_access.data[0] = cpu_to_le32(datum); | |
345 | ||
10078321 | 346 | ret = lbs_prepare_and_send_command(priv, |
a9f38d02 LCC |
347 | CMD_MESH_ACCESS, |
348 | CMD_ACT_MESH_SET_AUTOSTART_ENABLED, | |
349 | CMD_OPTION_WAITFORRSP, 0, (void *)&mesh_access); | |
d21b31fd LCC |
350 | if (ret == 0) |
351 | priv->mesh_autostart_enabled = datum ? 1 : 0; | |
352 | ||
a9f38d02 LCC |
353 | return strlen(buf); |
354 | } | |
355 | ||
356 | static DEVICE_ATTR(autostart_enabled, 0644, | |
10078321 | 357 | lbs_autostart_enabled_get, lbs_autostart_enabled_set); |
a9f38d02 | 358 | |
10078321 | 359 | static struct attribute *lbs_mesh_sysfs_entries[] = { |
a9f38d02 LCC |
360 | &dev_attr_anycast_mask.attr, |
361 | &dev_attr_autostart_enabled.attr, | |
362 | NULL, | |
363 | }; | |
364 | ||
10078321 HS |
365 | static struct attribute_group lbs_mesh_attr_group = { |
366 | .attrs = lbs_mesh_sysfs_entries, | |
a9f38d02 LCC |
367 | }; |
368 | ||
876c9d3a MT |
369 | /** |
370 | * @brief Check if the device can be open and wait if necessary. | |
371 | * | |
372 | * @param dev A pointer to net_device structure | |
373 | * @return 0 | |
374 | * | |
375 | * For USB adapter, on some systems the device open handler will be | |
376 | * called before FW ready. Use the following flag check and wait | |
377 | * function to work around the issue. | |
378 | * | |
379 | */ | |
9012b28a HS |
380 | static int pre_open_check(struct net_device *dev) |
381 | { | |
69f9032d | 382 | struct lbs_private *priv = (struct lbs_private *) dev->priv; |
876c9d3a MT |
383 | int i = 0; |
384 | ||
aa21c004 | 385 | while (!priv->fw_ready && i < 20) { |
876c9d3a MT |
386 | i++; |
387 | msleep_interruptible(100); | |
388 | } | |
aa21c004 | 389 | if (!priv->fw_ready) { |
9012b28a | 390 | lbs_pr_err("firmware not ready\n"); |
876c9d3a MT |
391 | return -1; |
392 | } | |
393 | ||
394 | return 0; | |
395 | } | |
396 | ||
397 | /** | |
398 | * @brief This function opens the device | |
399 | * | |
400 | * @param dev A pointer to net_device structure | |
401 | * @return 0 | |
402 | */ | |
10078321 | 403 | static int lbs_dev_open(struct net_device *dev) |
876c9d3a | 404 | { |
69f9032d | 405 | struct lbs_private *priv = (struct lbs_private *) dev->priv; |
876c9d3a | 406 | |
9012b28a | 407 | lbs_deb_enter(LBS_DEB_NET); |
876c9d3a MT |
408 | |
409 | priv->open = 1; | |
410 | ||
aa21c004 | 411 | if (priv->connect_status == LBS_CONNECTED) |
634b8f49 | 412 | netif_carrier_on(priv->dev); |
01d77d8d | 413 | else |
634b8f49 | 414 | netif_carrier_off(priv->dev); |
01d77d8d BD |
415 | |
416 | if (priv->mesh_dev) { | |
aa21c004 | 417 | if (priv->mesh_connect_status == LBS_CONNECTED) |
01d77d8d BD |
418 | netif_carrier_on(priv->mesh_dev); |
419 | else | |
3cf84091 | 420 | netif_carrier_off(priv->mesh_dev); |
51d84f50 | 421 | } |
876c9d3a | 422 | |
9012b28a | 423 | lbs_deb_leave(LBS_DEB_NET); |
876c9d3a MT |
424 | return 0; |
425 | } | |
426 | /** | |
427 | * @brief This function opens the mshX interface | |
428 | * | |
429 | * @param dev A pointer to net_device structure | |
430 | * @return 0 | |
431 | */ | |
10078321 | 432 | static int lbs_mesh_open(struct net_device *dev) |
876c9d3a | 433 | { |
69f9032d | 434 | struct lbs_private *priv = (struct lbs_private *) dev->priv ; |
876c9d3a | 435 | |
78523daa | 436 | if (pre_open_check(dev) == -1) |
876c9d3a MT |
437 | return -1; |
438 | priv->mesh_open = 1 ; | |
51d84f50 | 439 | netif_wake_queue(priv->mesh_dev); |
01d77d8d | 440 | |
aa21c004 | 441 | priv->mesh_connect_status = LBS_CONNECTED; |
01d77d8d BD |
442 | |
443 | netif_carrier_on(priv->mesh_dev); | |
444 | netif_wake_queue(priv->mesh_dev); | |
876c9d3a | 445 | if (priv->infra_open == 0) |
10078321 | 446 | return lbs_dev_open(priv->dev) ; |
876c9d3a MT |
447 | return 0; |
448 | } | |
449 | ||
450 | /** | |
451 | * @brief This function opens the ethX interface | |
452 | * | |
453 | * @param dev A pointer to net_device structure | |
454 | * @return 0 | |
455 | */ | |
10078321 | 456 | static int lbs_open(struct net_device *dev) |
876c9d3a | 457 | { |
69f9032d | 458 | struct lbs_private *priv = (struct lbs_private *) dev->priv ; |
876c9d3a MT |
459 | |
460 | if(pre_open_check(dev) == -1) | |
461 | return -1; | |
462 | priv->infra_open = 1 ; | |
634b8f49 | 463 | netif_wake_queue(priv->dev); |
876c9d3a | 464 | if (priv->open == 0) |
10078321 | 465 | return lbs_dev_open(priv->dev) ; |
876c9d3a MT |
466 | return 0; |
467 | } | |
468 | ||
10078321 | 469 | static int lbs_dev_close(struct net_device *dev) |
876c9d3a | 470 | { |
69f9032d | 471 | struct lbs_private *priv = dev->priv; |
876c9d3a | 472 | |
9012b28a | 473 | lbs_deb_enter(LBS_DEB_NET); |
876c9d3a | 474 | |
634b8f49 | 475 | netif_carrier_off(priv->dev); |
876c9d3a MT |
476 | priv->open = 0; |
477 | ||
9012b28a | 478 | lbs_deb_leave(LBS_DEB_NET); |
876c9d3a MT |
479 | return 0; |
480 | } | |
481 | ||
482 | /** | |
483 | * @brief This function closes the mshX interface | |
484 | * | |
485 | * @param dev A pointer to net_device structure | |
486 | * @return 0 | |
487 | */ | |
10078321 | 488 | static int lbs_mesh_close(struct net_device *dev) |
876c9d3a | 489 | { |
69f9032d | 490 | struct lbs_private *priv = (struct lbs_private *) (dev->priv); |
876c9d3a MT |
491 | |
492 | priv->mesh_open = 0; | |
493 | netif_stop_queue(priv->mesh_dev); | |
494 | if (priv->infra_open == 0) | |
10078321 | 495 | return lbs_dev_close(dev); |
876c9d3a MT |
496 | else |
497 | return 0; | |
498 | } | |
499 | ||
500 | /** | |
501 | * @brief This function closes the ethX interface | |
502 | * | |
503 | * @param dev A pointer to net_device structure | |
504 | * @return 0 | |
505 | */ | |
10078321 | 506 | static int lbs_close(struct net_device *dev) |
78523daa | 507 | { |
69f9032d | 508 | struct lbs_private *priv = (struct lbs_private *) dev->priv; |
876c9d3a | 509 | |
634b8f49 | 510 | netif_stop_queue(dev); |
876c9d3a MT |
511 | priv->infra_open = 0; |
512 | if (priv->mesh_open == 0) | |
10078321 | 513 | return lbs_dev_close(dev); |
876c9d3a MT |
514 | else |
515 | return 0; | |
516 | } | |
517 | ||
10078321 | 518 | static void lbs_tx_timeout(struct net_device *dev) |
876c9d3a | 519 | { |
69f9032d | 520 | struct lbs_private *priv = (struct lbs_private *) dev->priv; |
876c9d3a | 521 | |
9012b28a | 522 | lbs_deb_enter(LBS_DEB_TX); |
876c9d3a | 523 | |
9012b28a | 524 | lbs_pr_err("tx watch dog timeout\n"); |
876c9d3a | 525 | |
876c9d3a MT |
526 | dev->trans_start = jiffies; |
527 | ||
aa21c004 | 528 | if (priv->currenttxskb) { |
a63b22bb DW |
529 | priv->eventcause = 0x01000000; |
530 | lbs_send_tx_feedback(priv); | |
51d84f50 | 531 | } |
a63b22bb DW |
532 | /* XX: Shouldn't we also call into the hw-specific driver |
533 | to kick it somehow? */ | |
534 | lbs_host_to_card_done(priv); | |
876c9d3a | 535 | |
9012b28a | 536 | lbs_deb_leave(LBS_DEB_TX); |
876c9d3a MT |
537 | } |
538 | ||
e775ed7c DW |
539 | void lbs_host_to_card_done(struct lbs_private *priv) |
540 | { | |
a63b22bb DW |
541 | unsigned long flags; |
542 | ||
543 | spin_lock_irqsave(&priv->driver_lock, flags); | |
e775ed7c DW |
544 | |
545 | priv->dnld_sent = DNLD_RES_RECEIVED; | |
546 | ||
547 | /* Wake main thread if commands are pending */ | |
aa21c004 | 548 | if (!priv->cur_cmd) |
e775ed7c DW |
549 | wake_up_interruptible(&priv->waitq); |
550 | ||
f86a93e1 | 551 | /* Don't wake netif queues if we're in monitor mode and |
a63b22bb DW |
552 | a TX packet is already pending, or if there are commands |
553 | queued to be sent. */ | |
554 | if (!priv->currenttxskb && list_empty(&priv->cmdpendingq)) { | |
555 | if (priv->dev && priv->connect_status == LBS_CONNECTED) | |
556 | netif_wake_queue(priv->dev); | |
e775ed7c | 557 | |
a63b22bb DW |
558 | if (priv->mesh_dev && priv->mesh_connect_status == LBS_CONNECTED) |
559 | netif_wake_queue(priv->mesh_dev); | |
560 | } | |
561 | spin_unlock_irqrestore(&priv->driver_lock, flags); | |
e775ed7c DW |
562 | } |
563 | EXPORT_SYMBOL_GPL(lbs_host_to_card_done); | |
564 | ||
876c9d3a MT |
565 | /** |
566 | * @brief This function returns the network statistics | |
567 | * | |
69f9032d | 568 | * @param dev A pointer to struct lbs_private structure |
876c9d3a MT |
569 | * @return A pointer to net_device_stats structure |
570 | */ | |
10078321 | 571 | static struct net_device_stats *lbs_get_stats(struct net_device *dev) |
876c9d3a | 572 | { |
69f9032d | 573 | struct lbs_private *priv = (struct lbs_private *) dev->priv; |
876c9d3a MT |
574 | |
575 | return &priv->stats; | |
576 | } | |
577 | ||
10078321 | 578 | static int lbs_set_mac_address(struct net_device *dev, void *addr) |
876c9d3a MT |
579 | { |
580 | int ret = 0; | |
69f9032d | 581 | struct lbs_private *priv = (struct lbs_private *) dev->priv; |
876c9d3a MT |
582 | struct sockaddr *phwaddr = addr; |
583 | ||
9012b28a | 584 | lbs_deb_enter(LBS_DEB_NET); |
876c9d3a | 585 | |
0a0d08ac LCCR |
586 | /* In case it was called from the mesh device */ |
587 | dev = priv->dev ; | |
588 | ||
aa21c004 | 589 | memset(priv->current_addr, 0, ETH_ALEN); |
876c9d3a MT |
590 | |
591 | /* dev->dev_addr is 8 bytes */ | |
ece56191 | 592 | lbs_deb_hex(LBS_DEB_NET, "dev->dev_addr", dev->dev_addr, ETH_ALEN); |
876c9d3a | 593 | |
ece56191 | 594 | lbs_deb_hex(LBS_DEB_NET, "addr", phwaddr->sa_data, ETH_ALEN); |
aa21c004 | 595 | memcpy(priv->current_addr, phwaddr->sa_data, ETH_ALEN); |
876c9d3a | 596 | |
10078321 | 597 | ret = lbs_prepare_and_send_command(priv, CMD_802_11_MAC_ADDRESS, |
0aef64d7 DW |
598 | CMD_ACT_SET, |
599 | CMD_OPTION_WAITFORRSP, 0, NULL); | |
876c9d3a MT |
600 | |
601 | if (ret) { | |
9012b28a | 602 | lbs_deb_net("set MAC address failed\n"); |
876c9d3a MT |
603 | ret = -1; |
604 | goto done; | |
605 | } | |
606 | ||
aa21c004 DW |
607 | lbs_deb_hex(LBS_DEB_NET, "priv->macaddr", priv->current_addr, ETH_ALEN); |
608 | memcpy(dev->dev_addr, priv->current_addr, ETH_ALEN); | |
78523daa | 609 | if (priv->mesh_dev) |
aa21c004 | 610 | memcpy(priv->mesh_dev->dev_addr, priv->current_addr, ETH_ALEN); |
876c9d3a MT |
611 | |
612 | done: | |
9012b28a | 613 | lbs_deb_leave_args(LBS_DEB_NET, "ret %d", ret); |
876c9d3a MT |
614 | return ret; |
615 | } | |
616 | ||
aa21c004 | 617 | static int lbs_copy_multicast_address(struct lbs_private *priv, |
876c9d3a MT |
618 | struct net_device *dev) |
619 | { | |
620 | int i = 0; | |
621 | struct dev_mc_list *mcptr = dev->mc_list; | |
622 | ||
623 | for (i = 0; i < dev->mc_count; i++) { | |
aa21c004 | 624 | memcpy(&priv->multicastlist[i], mcptr->dmi_addr, ETH_ALEN); |
876c9d3a MT |
625 | mcptr = mcptr->next; |
626 | } | |
627 | ||
628 | return i; | |
629 | ||
630 | } | |
631 | ||
10078321 | 632 | static void lbs_set_multicast_list(struct net_device *dev) |
876c9d3a | 633 | { |
69f9032d | 634 | struct lbs_private *priv = dev->priv; |
876c9d3a | 635 | int oldpacketfilter; |
0795af57 | 636 | DECLARE_MAC_BUF(mac); |
876c9d3a | 637 | |
9012b28a | 638 | lbs_deb_enter(LBS_DEB_NET); |
876c9d3a | 639 | |
aa21c004 | 640 | oldpacketfilter = priv->currentpacketfilter; |
876c9d3a MT |
641 | |
642 | if (dev->flags & IFF_PROMISC) { | |
9012b28a | 643 | lbs_deb_net("enable promiscuous mode\n"); |
aa21c004 | 644 | priv->currentpacketfilter |= |
0aef64d7 | 645 | CMD_ACT_MAC_PROMISCUOUS_ENABLE; |
aa21c004 | 646 | priv->currentpacketfilter &= |
0aef64d7 DW |
647 | ~(CMD_ACT_MAC_ALL_MULTICAST_ENABLE | |
648 | CMD_ACT_MAC_MULTICAST_ENABLE); | |
876c9d3a MT |
649 | } else { |
650 | /* Multicast */ | |
aa21c004 | 651 | priv->currentpacketfilter &= |
0aef64d7 | 652 | ~CMD_ACT_MAC_PROMISCUOUS_ENABLE; |
876c9d3a MT |
653 | |
654 | if (dev->flags & IFF_ALLMULTI || dev->mc_count > | |
655 | MRVDRV_MAX_MULTICAST_LIST_SIZE) { | |
9012b28a | 656 | lbs_deb_net( "enabling all multicast\n"); |
aa21c004 | 657 | priv->currentpacketfilter |= |
0aef64d7 | 658 | CMD_ACT_MAC_ALL_MULTICAST_ENABLE; |
aa21c004 | 659 | priv->currentpacketfilter &= |
0aef64d7 | 660 | ~CMD_ACT_MAC_MULTICAST_ENABLE; |
876c9d3a | 661 | } else { |
aa21c004 | 662 | priv->currentpacketfilter &= |
0aef64d7 | 663 | ~CMD_ACT_MAC_ALL_MULTICAST_ENABLE; |
876c9d3a MT |
664 | |
665 | if (!dev->mc_count) { | |
9012b28a HS |
666 | lbs_deb_net("no multicast addresses, " |
667 | "disabling multicast\n"); | |
aa21c004 | 668 | priv->currentpacketfilter &= |
0aef64d7 | 669 | ~CMD_ACT_MAC_MULTICAST_ENABLE; |
876c9d3a MT |
670 | } else { |
671 | int i; | |
672 | ||
aa21c004 | 673 | priv->currentpacketfilter |= |
0aef64d7 | 674 | CMD_ACT_MAC_MULTICAST_ENABLE; |
876c9d3a | 675 | |
aa21c004 DW |
676 | priv->nr_of_multicastmacaddr = |
677 | lbs_copy_multicast_address(priv, dev); | |
876c9d3a | 678 | |
9012b28a | 679 | lbs_deb_net("multicast addresses: %d\n", |
876c9d3a MT |
680 | dev->mc_count); |
681 | ||
682 | for (i = 0; i < dev->mc_count; i++) { | |
0795af57 JP |
683 | lbs_deb_net("Multicast address %d:%s\n", |
684 | i, print_mac(mac, | |
aa21c004 | 685 | priv->multicastlist[i])); |
876c9d3a | 686 | } |
9012b28a | 687 | /* send multicast addresses to firmware */ |
10078321 | 688 | lbs_prepare_and_send_command(priv, |
0aef64d7 DW |
689 | CMD_MAC_MULTICAST_ADR, |
690 | CMD_ACT_SET, 0, 0, | |
876c9d3a MT |
691 | NULL); |
692 | } | |
693 | } | |
694 | } | |
695 | ||
aa21c004 | 696 | if (priv->currentpacketfilter != oldpacketfilter) { |
10078321 | 697 | lbs_set_mac_packet_filter(priv); |
876c9d3a MT |
698 | } |
699 | ||
9012b28a | 700 | lbs_deb_leave(LBS_DEB_NET); |
876c9d3a MT |
701 | } |
702 | ||
703 | /** | |
10078321 | 704 | * @brief This function handles the major jobs in the LBS driver. |
9012b28a HS |
705 | * It handles all events generated by firmware, RX data received |
706 | * from firmware and TX data sent from kernel. | |
876c9d3a | 707 | * |
10078321 | 708 | * @param data A pointer to lbs_thread structure |
876c9d3a MT |
709 | * @return 0 |
710 | */ | |
10078321 | 711 | static int lbs_thread(void *data) |
876c9d3a | 712 | { |
fe336150 | 713 | struct net_device *dev = data; |
69f9032d | 714 | struct lbs_private *priv = dev->priv; |
876c9d3a MT |
715 | wait_queue_t wait; |
716 | u8 ireg = 0; | |
717 | ||
9012b28a | 718 | lbs_deb_enter(LBS_DEB_THREAD); |
876c9d3a | 719 | |
876c9d3a MT |
720 | init_waitqueue_entry(&wait, current); |
721 | ||
b1b1907d | 722 | set_freezable(); |
59f3e4bf | 723 | |
876c9d3a | 724 | for (;;) { |
59f3e4bf | 725 | lbs_deb_thread( "main-thread 111: intcounter=%d currenttxskb=%p dnld_sent=%d\n", |
aa21c004 | 726 | priv->intcounter, priv->currenttxskb, priv->dnld_sent); |
876c9d3a | 727 | |
fe336150 | 728 | add_wait_queue(&priv->waitq, &wait); |
876c9d3a | 729 | set_current_state(TASK_INTERRUPTIBLE); |
aa21c004 | 730 | spin_lock_irq(&priv->driver_lock); |
59f3e4bf | 731 | |
aa21c004 DW |
732 | if ((priv->psstate == PS_STATE_SLEEP) || |
733 | (!priv->intcounter && (priv->dnld_sent || priv->cur_cmd || list_empty(&priv->cmdpendingq)))) { | |
59f3e4bf | 734 | lbs_deb_thread("main-thread sleeping... Conn=%d IntC=%d PS_mode=%d PS_State=%d\n", |
aa21c004 DW |
735 | priv->connect_status, priv->intcounter, |
736 | priv->psmode, priv->psstate); | |
737 | spin_unlock_irq(&priv->driver_lock); | |
876c9d3a MT |
738 | schedule(); |
739 | } else | |
aa21c004 | 740 | spin_unlock_irq(&priv->driver_lock); |
876c9d3a | 741 | |
59f3e4bf | 742 | lbs_deb_thread("main-thread 222 (waking up): intcounter=%d currenttxskb=%p dnld_sent=%d\n", |
aa21c004 | 743 | priv->intcounter, priv->currenttxskb, priv->dnld_sent); |
876c9d3a MT |
744 | |
745 | set_current_state(TASK_RUNNING); | |
fe336150 | 746 | remove_wait_queue(&priv->waitq, &wait); |
876c9d3a MT |
747 | try_to_freeze(); |
748 | ||
59f3e4bf | 749 | lbs_deb_thread("main-thread 333: intcounter=%d currenttxskb=%p dnld_sent=%d\n", |
aa21c004 | 750 | priv->intcounter, priv->currenttxskb, priv->dnld_sent); |
876c9d3a | 751 | |
aa21c004 | 752 | if (kthread_should_stop() || priv->surpriseremoved) { |
59f3e4bf | 753 | lbs_deb_thread("main-thread: break from main thread: surpriseremoved=0x%x\n", |
aa21c004 | 754 | priv->surpriseremoved); |
876c9d3a MT |
755 | break; |
756 | } | |
757 | ||
758 | ||
aa21c004 | 759 | spin_lock_irq(&priv->driver_lock); |
59f3e4bf | 760 | |
aa21c004 | 761 | if (priv->intcounter) { |
876c9d3a | 762 | u8 int_status; |
59f3e4bf | 763 | |
aa21c004 | 764 | priv->intcounter = 0; |
208fdd2f | 765 | int_status = priv->hw_get_int_status(priv, &ireg); |
876c9d3a MT |
766 | |
767 | if (int_status) { | |
59f3e4bf | 768 | lbs_deb_thread("main-thread: reading HOST_INT_STATUS_REG failed\n"); |
aa21c004 | 769 | spin_unlock_irq(&priv->driver_lock); |
876c9d3a MT |
770 | continue; |
771 | } | |
aa21c004 | 772 | priv->hisregcpy |= ireg; |
876c9d3a MT |
773 | } |
774 | ||
59f3e4bf | 775 | lbs_deb_thread("main-thread 444: intcounter=%d currenttxskb=%p dnld_sent=%d\n", |
aa21c004 | 776 | priv->intcounter, priv->currenttxskb, priv->dnld_sent); |
876c9d3a MT |
777 | |
778 | /* command response? */ | |
aa21c004 | 779 | if (priv->hisregcpy & MRVDRV_CMD_UPLD_RDY) { |
9012b28a | 780 | lbs_deb_thread("main-thread: cmd response ready\n"); |
876c9d3a | 781 | |
aa21c004 DW |
782 | priv->hisregcpy &= ~MRVDRV_CMD_UPLD_RDY; |
783 | spin_unlock_irq(&priv->driver_lock); | |
10078321 | 784 | lbs_process_rx_command(priv); |
aa21c004 | 785 | spin_lock_irq(&priv->driver_lock); |
876c9d3a MT |
786 | } |
787 | ||
788 | /* Any Card Event */ | |
aa21c004 | 789 | if (priv->hisregcpy & MRVDRV_CARDEVENT) { |
9012b28a | 790 | lbs_deb_thread("main-thread: Card Event Activity\n"); |
876c9d3a | 791 | |
aa21c004 | 792 | priv->hisregcpy &= ~MRVDRV_CARDEVENT; |
876c9d3a | 793 | |
208fdd2f | 794 | if (priv->hw_read_event_cause(priv)) { |
59f3e4bf | 795 | lbs_pr_alert("main-thread: hw_read_event_cause failed\n"); |
aa21c004 | 796 | spin_unlock_irq(&priv->driver_lock); |
876c9d3a MT |
797 | continue; |
798 | } | |
aa21c004 | 799 | spin_unlock_irq(&priv->driver_lock); |
10078321 | 800 | lbs_process_event(priv); |
876c9d3a | 801 | } else |
aa21c004 | 802 | spin_unlock_irq(&priv->driver_lock); |
876c9d3a MT |
803 | |
804 | /* Check if we need to confirm Sleep Request received previously */ | |
aa21c004 DW |
805 | if (priv->psstate == PS_STATE_PRE_SLEEP && |
806 | !priv->dnld_sent && !priv->cur_cmd) { | |
807 | if (priv->connect_status == LBS_CONNECTED) { | |
59f3e4bf | 808 | lbs_deb_thread("main_thread: PRE_SLEEP--intcounter=%d currenttxskb=%p dnld_sent=%d cur_cmd=%p, confirm now\n", |
aa21c004 | 809 | priv->intcounter, priv->currenttxskb, priv->dnld_sent, priv->cur_cmd); |
59f3e4bf | 810 | |
aa21c004 | 811 | lbs_ps_confirm_sleep(priv, (u16) priv->psmode); |
59f3e4bf DW |
812 | } else { |
813 | /* workaround for firmware sending | |
814 | * deauth/linkloss event immediately | |
815 | * after sleep request; remove this | |
816 | * after firmware fixes it | |
817 | */ | |
aa21c004 | 818 | priv->psstate = PS_STATE_AWAKE; |
59f3e4bf | 819 | lbs_pr_alert("main-thread: ignore PS_SleepConfirm in non-connected state\n"); |
876c9d3a MT |
820 | } |
821 | } | |
822 | ||
823 | /* The PS state is changed during processing of Sleep Request | |
824 | * event above | |
825 | */ | |
aa21c004 DW |
826 | if ((priv->psstate == PS_STATE_SLEEP) || |
827 | (priv->psstate == PS_STATE_PRE_SLEEP)) | |
876c9d3a MT |
828 | continue; |
829 | ||
830 | /* Execute the next command */ | |
aa21c004 | 831 | if (!priv->dnld_sent && !priv->cur_cmd) |
10078321 | 832 | lbs_execute_next_command(priv); |
876c9d3a MT |
833 | |
834 | /* Wake-up command waiters which can't sleep in | |
10078321 | 835 | * lbs_prepare_and_send_command |
876c9d3a | 836 | */ |
aa21c004 DW |
837 | if (!list_empty(&priv->cmdpendingq)) |
838 | wake_up_all(&priv->cmd_pending); | |
876c9d3a MT |
839 | } |
840 | ||
aa21c004 DW |
841 | del_timer(&priv->command_timer); |
842 | wake_up_all(&priv->cmd_pending); | |
876c9d3a | 843 | |
9012b28a | 844 | lbs_deb_leave(LBS_DEB_THREAD); |
876c9d3a MT |
845 | return 0; |
846 | } | |
847 | ||
1df4e8fe HS |
848 | /** |
849 | * @brief This function downloads firmware image, gets | |
850 | * HW spec from firmware and set basic parameters to | |
851 | * firmware. | |
852 | * | |
69f9032d | 853 | * @param priv A pointer to struct lbs_private structure |
1df4e8fe HS |
854 | * @return 0 or -1 |
855 | */ | |
69f9032d | 856 | static int lbs_setup_firmware(struct lbs_private *priv) |
1df4e8fe HS |
857 | { |
858 | int ret = -1; | |
d21b31fd | 859 | struct cmd_ds_mesh_access mesh_access; |
1df4e8fe HS |
860 | |
861 | lbs_deb_enter(LBS_DEB_FW); | |
862 | ||
1df4e8fe HS |
863 | /* |
864 | * Read MAC address from HW | |
865 | */ | |
aa21c004 | 866 | memset(priv->current_addr, 0xff, ETH_ALEN); |
1df4e8fe | 867 | |
10078321 | 868 | ret = lbs_prepare_and_send_command(priv, CMD_GET_HW_SPEC, |
1df4e8fe HS |
869 | 0, CMD_OPTION_WAITFORRSP, 0, NULL); |
870 | ||
871 | if (ret) { | |
872 | ret = -1; | |
873 | goto done; | |
874 | } | |
875 | ||
10078321 | 876 | lbs_set_mac_packet_filter(priv); |
1df4e8fe HS |
877 | |
878 | /* Get the supported Data rates */ | |
10078321 | 879 | ret = lbs_prepare_and_send_command(priv, CMD_802_11_DATA_RATE, |
1df4e8fe HS |
880 | CMD_ACT_GET_TX_RATE, |
881 | CMD_OPTION_WAITFORRSP, 0, NULL); | |
882 | ||
883 | if (ret) { | |
884 | ret = -1; | |
885 | goto done; | |
886 | } | |
887 | ||
d21b31fd LCC |
888 | /* Disable mesh autostart */ |
889 | if (priv->mesh_dev) { | |
890 | memset(&mesh_access, 0, sizeof(mesh_access)); | |
891 | mesh_access.data[0] = cpu_to_le32(0); | |
10078321 | 892 | ret = lbs_prepare_and_send_command(priv, |
d21b31fd LCC |
893 | CMD_MESH_ACCESS, |
894 | CMD_ACT_MESH_SET_AUTOSTART_ENABLED, | |
895 | CMD_OPTION_WAITFORRSP, 0, (void *)&mesh_access); | |
896 | if (ret) { | |
897 | ret = -1; | |
898 | goto done; | |
899 | } | |
900 | priv->mesh_autostart_enabled = 0; | |
901 | } | |
902 | ||
1df4e8fe HS |
903 | ret = 0; |
904 | done: | |
905 | lbs_deb_leave_args(LBS_DEB_FW, "ret %d", ret); | |
906 | return ret; | |
907 | } | |
908 | ||
1df4e8fe HS |
909 | /** |
910 | * This function handles the timeout of command sending. | |
911 | * It will re-send the same command again. | |
912 | */ | |
913 | static void command_timer_fn(unsigned long data) | |
914 | { | |
69f9032d | 915 | struct lbs_private *priv = (struct lbs_private *)data; |
1df4e8fe HS |
916 | struct cmd_ctrl_node *ptempnode; |
917 | struct cmd_ds_command *cmd; | |
918 | unsigned long flags; | |
919 | ||
aa21c004 | 920 | ptempnode = priv->cur_cmd; |
1df4e8fe HS |
921 | if (ptempnode == NULL) { |
922 | lbs_deb_fw("ptempnode empty\n"); | |
923 | return; | |
924 | } | |
925 | ||
926 | cmd = (struct cmd_ds_command *)ptempnode->bufvirtualaddr; | |
927 | if (!cmd) { | |
928 | lbs_deb_fw("cmd is NULL\n"); | |
929 | return; | |
930 | } | |
931 | ||
932 | lbs_deb_fw("command_timer_fn fired, cmd %x\n", cmd->command); | |
933 | ||
aa21c004 | 934 | if (!priv->fw_ready) |
1df4e8fe HS |
935 | return; |
936 | ||
aa21c004 DW |
937 | spin_lock_irqsave(&priv->driver_lock, flags); |
938 | priv->cur_cmd = NULL; | |
939 | spin_unlock_irqrestore(&priv->driver_lock, flags); | |
1df4e8fe HS |
940 | |
941 | lbs_deb_fw("re-sending same command because of timeout\n"); | |
aa21c004 | 942 | lbs_queue_cmd(priv, ptempnode, 0); |
1df4e8fe HS |
943 | |
944 | wake_up_interruptible(&priv->waitq); | |
945 | ||
946 | return; | |
947 | } | |
948 | ||
69f9032d | 949 | static int lbs_init_adapter(struct lbs_private *priv) |
ac558ca2 | 950 | { |
1df4e8fe | 951 | size_t bufsize; |
954ee164 | 952 | int i, ret = 0; |
1df4e8fe HS |
953 | |
954 | /* Allocate buffer to store the BSSID list */ | |
955 | bufsize = MAX_NETWORK_COUNT * sizeof(struct bss_descriptor); | |
aa21c004 DW |
956 | priv->networks = kzalloc(bufsize, GFP_KERNEL); |
957 | if (!priv->networks) { | |
1df4e8fe | 958 | lbs_pr_err("Out of memory allocating beacons\n"); |
954ee164 DW |
959 | ret = -1; |
960 | goto out; | |
1df4e8fe HS |
961 | } |
962 | ||
954ee164 | 963 | /* Initialize scan result lists */ |
aa21c004 DW |
964 | INIT_LIST_HEAD(&priv->network_free_list); |
965 | INIT_LIST_HEAD(&priv->network_list); | |
954ee164 | 966 | for (i = 0; i < MAX_NETWORK_COUNT; i++) { |
aa21c004 DW |
967 | list_add_tail(&priv->networks[i].list, |
968 | &priv->network_free_list); | |
954ee164 | 969 | } |
1df4e8fe | 970 | |
aa21c004 DW |
971 | priv->lbs_ps_confirm_sleep.seqnum = cpu_to_le16(++priv->seqnum); |
972 | priv->lbs_ps_confirm_sleep.command = | |
1df4e8fe | 973 | cpu_to_le16(CMD_802_11_PS_MODE); |
aa21c004 | 974 | priv->lbs_ps_confirm_sleep.size = |
1df4e8fe | 975 | cpu_to_le16(sizeof(struct PS_CMD_ConfirmSleep)); |
aa21c004 | 976 | priv->lbs_ps_confirm_sleep.action = |
1df4e8fe HS |
977 | cpu_to_le16(CMD_SUBCMD_SLEEP_CONFIRMED); |
978 | ||
aa21c004 | 979 | memset(priv->current_addr, 0xff, ETH_ALEN); |
1df4e8fe | 980 | |
aa21c004 DW |
981 | priv->connect_status = LBS_DISCONNECTED; |
982 | priv->mesh_connect_status = LBS_DISCONNECTED; | |
983 | priv->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM; | |
984 | priv->mode = IW_MODE_INFRA; | |
985 | priv->curbssparams.channel = DEFAULT_AD_HOC_CHANNEL; | |
986 | priv->currentpacketfilter = CMD_ACT_MAC_RX_ON | CMD_ACT_MAC_TX_ON; | |
987 | priv->radioon = RADIO_ON; | |
988 | priv->auto_rate = 1; | |
989 | priv->capability = WLAN_CAPABILITY_SHORT_PREAMBLE; | |
990 | priv->psmode = LBS802_11POWERMODECAM; | |
991 | priv->psstate = PS_STATE_FULL_POWER; | |
1df4e8fe | 992 | |
aa21c004 | 993 | mutex_init(&priv->lock); |
1df4e8fe | 994 | |
aa21c004 | 995 | setup_timer(&priv->command_timer, command_timer_fn, |
954ee164 | 996 | (unsigned long)priv); |
1df4e8fe | 997 | |
aa21c004 DW |
998 | INIT_LIST_HEAD(&priv->cmdfreeq); |
999 | INIT_LIST_HEAD(&priv->cmdpendingq); | |
1df4e8fe | 1000 | |
aa21c004 DW |
1001 | spin_lock_init(&priv->driver_lock); |
1002 | init_waitqueue_head(&priv->cmd_pending); | |
1df4e8fe | 1003 | |
954ee164 | 1004 | /* Allocate the command buffers */ |
10078321 | 1005 | if (lbs_allocate_cmd_buffer(priv)) { |
954ee164 DW |
1006 | lbs_pr_err("Out of memory allocating command buffers\n"); |
1007 | ret = -1; | |
1008 | } | |
1df4e8fe | 1009 | |
954ee164 DW |
1010 | out: |
1011 | return ret; | |
1012 | } | |
1df4e8fe | 1013 | |
69f9032d | 1014 | static void lbs_free_adapter(struct lbs_private *priv) |
954ee164 | 1015 | { |
954ee164 | 1016 | lbs_deb_fw("free command buffer\n"); |
10078321 | 1017 | lbs_free_cmd_buffer(priv); |
1df4e8fe | 1018 | |
954ee164 | 1019 | lbs_deb_fw("free command_timer\n"); |
aa21c004 | 1020 | del_timer(&priv->command_timer); |
954ee164 DW |
1021 | |
1022 | lbs_deb_fw("free scan results table\n"); | |
aa21c004 DW |
1023 | kfree(priv->networks); |
1024 | priv->networks = NULL; | |
1df4e8fe HS |
1025 | } |
1026 | ||
876c9d3a MT |
1027 | /** |
1028 | * @brief This function adds the card. it will probe the | |
10078321 | 1029 | * card, allocate the lbs_priv and initialize the device. |
876c9d3a MT |
1030 | * |
1031 | * @param card A pointer to card | |
69f9032d | 1032 | * @return A pointer to struct lbs_private structure |
876c9d3a | 1033 | */ |
69f9032d | 1034 | struct lbs_private *lbs_add_card(void *card, struct device *dmdev) |
876c9d3a MT |
1035 | { |
1036 | struct net_device *dev = NULL; | |
69f9032d | 1037 | struct lbs_private *priv = NULL; |
876c9d3a | 1038 | |
9012b28a | 1039 | lbs_deb_enter(LBS_DEB_NET); |
876c9d3a MT |
1040 | |
1041 | /* Allocate an Ethernet device and register it */ | |
69f9032d HS |
1042 | dev = alloc_etherdev(sizeof(struct lbs_private)); |
1043 | if (!dev) { | |
9012b28a | 1044 | lbs_pr_err("init ethX device failed\n"); |
954ee164 | 1045 | goto done; |
876c9d3a | 1046 | } |
64f104e8 | 1047 | priv = dev->priv; |
876c9d3a | 1048 | |
10078321 | 1049 | if (lbs_init_adapter(priv)) { |
954ee164 DW |
1050 | lbs_pr_err("failed to initialize adapter structure.\n"); |
1051 | goto err_init_adapter; | |
1052 | } | |
1053 | ||
634b8f49 HS |
1054 | priv->dev = dev; |
1055 | priv->card = card; | |
876c9d3a MT |
1056 | priv->mesh_open = 0; |
1057 | priv->infra_open = 0; | |
876c9d3a | 1058 | |
876c9d3a | 1059 | /* Setup the OS Interface to our functions */ |
10078321 | 1060 | dev->open = lbs_open; |
198cefb9 | 1061 | dev->hard_start_xmit = lbs_hard_start_xmit; |
10078321 HS |
1062 | dev->stop = lbs_close; |
1063 | dev->set_mac_address = lbs_set_mac_address; | |
1064 | dev->tx_timeout = lbs_tx_timeout; | |
1065 | dev->get_stats = lbs_get_stats; | |
fb3dddf2 | 1066 | dev->watchdog_timeo = 5 * HZ; |
10078321 | 1067 | dev->ethtool_ops = &lbs_ethtool_ops; |
876c9d3a | 1068 | #ifdef WIRELESS_EXT |
10078321 | 1069 | dev->wireless_handlers = (struct iw_handler_def *)&lbs_handler_def; |
876c9d3a | 1070 | #endif |
876c9d3a | 1071 | dev->flags |= IFF_BROADCAST | IFF_MULTICAST; |
10078321 | 1072 | dev->set_multicast_list = lbs_set_multicast_list; |
876c9d3a | 1073 | |
7732ca45 DW |
1074 | SET_NETDEV_DEV(dev, dmdev); |
1075 | ||
965f8bbc | 1076 | priv->rtap_net_dev = NULL; |
954ee164 DW |
1077 | |
1078 | lbs_deb_thread("Starting main thread...\n"); | |
1079 | init_waitqueue_head(&priv->waitq); | |
10078321 | 1080 | priv->main_thread = kthread_run(lbs_thread, dev, "lbs_main"); |
954ee164 DW |
1081 | if (IS_ERR(priv->main_thread)) { |
1082 | lbs_deb_thread("Error creating main thread.\n"); | |
e7deced0 | 1083 | goto err_init_adapter; |
954ee164 DW |
1084 | } |
1085 | ||
10078321 HS |
1086 | priv->work_thread = create_singlethread_workqueue("lbs_worker"); |
1087 | INIT_DELAYED_WORK(&priv->assoc_work, lbs_association_worker); | |
1088 | INIT_DELAYED_WORK(&priv->scan_work, lbs_scan_worker); | |
1089 | INIT_WORK(&priv->sync_channel, lbs_sync_channel); | |
954ee164 | 1090 | |
32a74b7c HS |
1091 | goto done; |
1092 | ||
954ee164 | 1093 | err_init_adapter: |
10078321 | 1094 | lbs_free_adapter(priv); |
32a74b7c | 1095 | free_netdev(dev); |
6a812157 | 1096 | priv = NULL; |
954ee164 | 1097 | |
32a74b7c HS |
1098 | done: |
1099 | lbs_deb_leave_args(LBS_DEB_NET, "priv %p", priv); | |
1100 | return priv; | |
1101 | } | |
10078321 | 1102 | EXPORT_SYMBOL_GPL(lbs_add_card); |
32a74b7c | 1103 | |
954ee164 | 1104 | |
69f9032d | 1105 | int lbs_remove_card(struct lbs_private *priv) |
32a74b7c | 1106 | { |
634b8f49 | 1107 | struct net_device *dev = priv->dev; |
954ee164 | 1108 | union iwreq_data wrqu; |
32a74b7c HS |
1109 | |
1110 | lbs_deb_enter(LBS_DEB_MAIN); | |
876c9d3a | 1111 | |
10078321 | 1112 | lbs_remove_rtap(priv); |
876c9d3a | 1113 | |
954ee164 | 1114 | dev = priv->dev; |
e7deced0 | 1115 | device_remove_file(&dev->dev, &dev_attr_lbs_rtap); |
2afc0c5d | 1116 | |
954ee164 DW |
1117 | cancel_delayed_work(&priv->scan_work); |
1118 | cancel_delayed_work(&priv->assoc_work); | |
1119 | destroy_workqueue(priv->work_thread); | |
876c9d3a | 1120 | |
aa21c004 DW |
1121 | if (priv->psmode == LBS802_11POWERMODEMAX_PSP) { |
1122 | priv->psmode = LBS802_11POWERMODECAM; | |
10078321 | 1123 | lbs_ps_wakeup(priv, CMD_OPTION_WAITFORRSP); |
876c9d3a MT |
1124 | } |
1125 | ||
954ee164 DW |
1126 | memset(wrqu.ap_addr.sa_data, 0xaa, ETH_ALEN); |
1127 | wrqu.ap_addr.sa_family = ARPHRD_ETHER; | |
1128 | wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); | |
1129 | ||
1130 | /* Stop the thread servicing the interrupts */ | |
aa21c004 | 1131 | priv->surpriseremoved = 1; |
954ee164 DW |
1132 | kthread_stop(priv->main_thread); |
1133 | ||
10078321 | 1134 | lbs_free_adapter(priv); |
954ee164 DW |
1135 | |
1136 | priv->dev = NULL; | |
1137 | free_netdev(dev); | |
1138 | ||
1139 | lbs_deb_leave(LBS_DEB_MAIN); | |
1140 | return 0; | |
1141 | } | |
10078321 | 1142 | EXPORT_SYMBOL_GPL(lbs_remove_card); |
954ee164 DW |
1143 | |
1144 | ||
69f9032d | 1145 | int lbs_start_card(struct lbs_private *priv) |
954ee164 DW |
1146 | { |
1147 | struct net_device *dev = priv->dev; | |
1148 | int ret = -1; | |
1149 | ||
1150 | lbs_deb_enter(LBS_DEB_MAIN); | |
1151 | ||
1152 | /* poke the firmware */ | |
10078321 | 1153 | ret = lbs_setup_firmware(priv); |
954ee164 DW |
1154 | if (ret) |
1155 | goto done; | |
1156 | ||
1157 | /* init 802.11d */ | |
10078321 | 1158 | lbs_init_11d(priv); |
876c9d3a MT |
1159 | |
1160 | if (register_netdev(dev)) { | |
9012b28a | 1161 | lbs_pr_err("cannot register ethX device\n"); |
954ee164 | 1162 | goto done; |
876c9d3a | 1163 | } |
e7deced0 DW |
1164 | if (device_create_file(&dev->dev, &dev_attr_lbs_rtap)) |
1165 | lbs_pr_err("cannot register lbs_rtap attribute\n"); | |
876c9d3a | 1166 | |
10078321 | 1167 | lbs_debugfs_init_one(priv, dev); |
876c9d3a | 1168 | |
954ee164 DW |
1169 | lbs_pr_info("%s: Marvell WLAN 802.11 adapter\n", dev->name); |
1170 | ||
32a74b7c | 1171 | ret = 0; |
876c9d3a | 1172 | |
32a74b7c | 1173 | done: |
954ee164 DW |
1174 | lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret); |
1175 | return ret; | |
1176 | } | |
10078321 | 1177 | EXPORT_SYMBOL_GPL(lbs_start_card); |
954ee164 DW |
1178 | |
1179 | ||
69f9032d | 1180 | int lbs_stop_card(struct lbs_private *priv) |
954ee164 DW |
1181 | { |
1182 | struct net_device *dev = priv->dev; | |
1183 | int ret = -1; | |
1184 | struct cmd_ctrl_node *cmdnode; | |
1185 | unsigned long flags; | |
1186 | ||
1187 | lbs_deb_enter(LBS_DEB_MAIN); | |
1188 | ||
1189 | netif_stop_queue(priv->dev); | |
1190 | netif_carrier_off(priv->dev); | |
1191 | ||
10078321 | 1192 | lbs_debugfs_remove_one(priv); |
954ee164 DW |
1193 | |
1194 | /* Flush pending command nodes */ | |
aa21c004 DW |
1195 | spin_lock_irqsave(&priv->driver_lock, flags); |
1196 | list_for_each_entry(cmdnode, &priv->cmdpendingq, list) { | |
954ee164 DW |
1197 | cmdnode->cmdwaitqwoken = 1; |
1198 | wake_up_interruptible(&cmdnode->cmdwait_q); | |
1199 | } | |
aa21c004 | 1200 | spin_unlock_irqrestore(&priv->driver_lock, flags); |
954ee164 DW |
1201 | |
1202 | unregister_netdev(dev); | |
1203 | ||
1204 | lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret); | |
32a74b7c | 1205 | return ret; |
876c9d3a | 1206 | } |
10078321 | 1207 | EXPORT_SYMBOL_GPL(lbs_stop_card); |
084708b6 | 1208 | |
876c9d3a | 1209 | |
78523daa HS |
1210 | /** |
1211 | * @brief This function adds mshX interface | |
1212 | * | |
69f9032d | 1213 | * @param priv A pointer to the struct lbs_private structure |
78523daa HS |
1214 | * @return 0 if successful, -X otherwise |
1215 | */ | |
69f9032d | 1216 | int lbs_add_mesh(struct lbs_private *priv, struct device *dev) |
78523daa HS |
1217 | { |
1218 | struct net_device *mesh_dev = NULL; | |
1219 | int ret = 0; | |
1220 | ||
1221 | lbs_deb_enter(LBS_DEB_MESH); | |
1222 | ||
1223 | /* Allocate a virtual mesh device */ | |
1224 | if (!(mesh_dev = alloc_netdev(0, "msh%d", ether_setup))) { | |
1225 | lbs_deb_mesh("init mshX device failed\n"); | |
1226 | ret = -ENOMEM; | |
1227 | goto done; | |
1228 | } | |
1229 | mesh_dev->priv = priv; | |
1230 | priv->mesh_dev = mesh_dev; | |
1231 | ||
10078321 | 1232 | mesh_dev->open = lbs_mesh_open; |
198cefb9 | 1233 | mesh_dev->hard_start_xmit = lbs_hard_start_xmit; |
10078321 HS |
1234 | mesh_dev->stop = lbs_mesh_close; |
1235 | mesh_dev->get_stats = lbs_get_stats; | |
1236 | mesh_dev->set_mac_address = lbs_set_mac_address; | |
1237 | mesh_dev->ethtool_ops = &lbs_ethtool_ops; | |
634b8f49 HS |
1238 | memcpy(mesh_dev->dev_addr, priv->dev->dev_addr, |
1239 | sizeof(priv->dev->dev_addr)); | |
78523daa | 1240 | |
7732ca45 DW |
1241 | SET_NETDEV_DEV(priv->mesh_dev, dev); |
1242 | ||
78523daa | 1243 | #ifdef WIRELESS_EXT |
f5e05b69 | 1244 | mesh_dev->wireless_handlers = (struct iw_handler_def *)&mesh_handler_def; |
78523daa | 1245 | #endif |
78523daa HS |
1246 | /* Register virtual mesh interface */ |
1247 | ret = register_netdev(mesh_dev); | |
1248 | if (ret) { | |
1249 | lbs_pr_err("cannot register mshX virtual interface\n"); | |
1250 | goto err_free; | |
1251 | } | |
1252 | ||
10078321 | 1253 | ret = sysfs_create_group(&(mesh_dev->dev.kobj), &lbs_mesh_attr_group); |
78523daa HS |
1254 | if (ret) |
1255 | goto err_unregister; | |
1256 | ||
1257 | /* Everything successful */ | |
1258 | ret = 0; | |
1259 | goto done; | |
1260 | ||
78523daa HS |
1261 | err_unregister: |
1262 | unregister_netdev(mesh_dev); | |
1263 | ||
1264 | err_free: | |
1265 | free_netdev(mesh_dev); | |
1266 | ||
1267 | done: | |
1268 | lbs_deb_leave_args(LBS_DEB_MESH, "ret %d", ret); | |
1269 | return ret; | |
1270 | } | |
10078321 | 1271 | EXPORT_SYMBOL_GPL(lbs_add_mesh); |
78523daa | 1272 | |
084708b6 | 1273 | |
69f9032d | 1274 | void lbs_remove_mesh(struct lbs_private *priv) |
78523daa HS |
1275 | { |
1276 | struct net_device *mesh_dev; | |
1277 | ||
954ee164 | 1278 | lbs_deb_enter(LBS_DEB_MAIN); |
78523daa HS |
1279 | |
1280 | if (!priv) | |
1281 | goto out; | |
1282 | ||
1283 | mesh_dev = priv->mesh_dev; | |
1284 | ||
1285 | netif_stop_queue(mesh_dev); | |
51d84f50 | 1286 | netif_carrier_off(priv->mesh_dev); |
78523daa | 1287 | |
10078321 | 1288 | sysfs_remove_group(&(mesh_dev->dev.kobj), &lbs_mesh_attr_group); |
78523daa HS |
1289 | unregister_netdev(mesh_dev); |
1290 | ||
1291 | priv->mesh_dev = NULL ; | |
1292 | free_netdev(mesh_dev); | |
1293 | ||
1294 | out: | |
954ee164 | 1295 | lbs_deb_leave(LBS_DEB_MAIN); |
78523daa | 1296 | } |
10078321 | 1297 | EXPORT_SYMBOL_GPL(lbs_remove_mesh); |
78523daa | 1298 | |
876c9d3a MT |
1299 | /** |
1300 | * @brief This function finds the CFP in | |
1301 | * region_cfp_table based on region and band parameter. | |
1302 | * | |
1303 | * @param region The region code | |
1304 | * @param band The band | |
1305 | * @param cfp_no A pointer to CFP number | |
1306 | * @return A pointer to CFP | |
1307 | */ | |
10078321 | 1308 | struct chan_freq_power *lbs_get_region_cfp_table(u8 region, u8 band, int *cfp_no) |
876c9d3a MT |
1309 | { |
1310 | int i, end; | |
1311 | ||
9012b28a | 1312 | lbs_deb_enter(LBS_DEB_MAIN); |
876c9d3a | 1313 | |
ff8ac609 | 1314 | end = ARRAY_SIZE(region_cfp_table); |
876c9d3a MT |
1315 | |
1316 | for (i = 0; i < end ; i++) { | |
9012b28a | 1317 | lbs_deb_main("region_cfp_table[i].region=%d\n", |
876c9d3a MT |
1318 | region_cfp_table[i].region); |
1319 | if (region_cfp_table[i].region == region) { | |
1320 | *cfp_no = region_cfp_table[i].cfp_no_BG; | |
9012b28a | 1321 | lbs_deb_leave(LBS_DEB_MAIN); |
876c9d3a MT |
1322 | return region_cfp_table[i].cfp_BG; |
1323 | } | |
1324 | } | |
1325 | ||
9012b28a | 1326 | lbs_deb_leave_args(LBS_DEB_MAIN, "ret NULL"); |
876c9d3a MT |
1327 | return NULL; |
1328 | } | |
1329 | ||
69f9032d | 1330 | int lbs_set_regiontable(struct lbs_private *priv, u8 region, u8 band) |
876c9d3a | 1331 | { |
9012b28a | 1332 | int ret = 0; |
876c9d3a MT |
1333 | int i = 0; |
1334 | ||
1335 | struct chan_freq_power *cfp; | |
1336 | int cfp_no; | |
1337 | ||
9012b28a | 1338 | lbs_deb_enter(LBS_DEB_MAIN); |
876c9d3a | 1339 | |
aa21c004 | 1340 | memset(priv->region_channel, 0, sizeof(priv->region_channel)); |
876c9d3a MT |
1341 | |
1342 | { | |
10078321 | 1343 | cfp = lbs_get_region_cfp_table(region, band, &cfp_no); |
876c9d3a | 1344 | if (cfp != NULL) { |
aa21c004 DW |
1345 | priv->region_channel[i].nrcfp = cfp_no; |
1346 | priv->region_channel[i].CFP = cfp; | |
876c9d3a | 1347 | } else { |
9012b28a | 1348 | lbs_deb_main("wrong region code %#x in band B/G\n", |
876c9d3a | 1349 | region); |
9012b28a HS |
1350 | ret = -1; |
1351 | goto out; | |
876c9d3a | 1352 | } |
aa21c004 DW |
1353 | priv->region_channel[i].valid = 1; |
1354 | priv->region_channel[i].region = region; | |
1355 | priv->region_channel[i].band = band; | |
876c9d3a MT |
1356 | i++; |
1357 | } | |
9012b28a HS |
1358 | out: |
1359 | lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret); | |
1360 | return ret; | |
876c9d3a MT |
1361 | } |
1362 | ||
1363 | /** | |
1364 | * @brief This function handles the interrupt. it will change PS | |
1365 | * state if applicable. it will wake up main_thread to handle | |
1366 | * the interrupt event as well. | |
1367 | * | |
1368 | * @param dev A pointer to net_device structure | |
1369 | * @return n/a | |
1370 | */ | |
10078321 | 1371 | void lbs_interrupt(struct net_device *dev) |
876c9d3a | 1372 | { |
69f9032d | 1373 | struct lbs_private *priv = dev->priv; |
876c9d3a | 1374 | |
ed37b516 | 1375 | lbs_deb_enter(LBS_DEB_THREAD); |
876c9d3a | 1376 | |
10078321 | 1377 | lbs_deb_thread("lbs_interrupt: intcounter=%d\n", |
aa21c004 | 1378 | priv->intcounter); |
876c9d3a | 1379 | |
aa21c004 | 1380 | priv->intcounter++; |
876c9d3a | 1381 | |
aa21c004 DW |
1382 | if (priv->psstate == PS_STATE_SLEEP) { |
1383 | priv->psstate = PS_STATE_AWAKE; | |
876c9d3a | 1384 | netif_wake_queue(dev); |
3cf84091 HS |
1385 | if (priv->mesh_dev) |
1386 | netif_wake_queue(priv->mesh_dev); | |
876c9d3a MT |
1387 | } |
1388 | ||
fe336150 | 1389 | wake_up_interruptible(&priv->waitq); |
876c9d3a | 1390 | |
ed37b516 | 1391 | lbs_deb_leave(LBS_DEB_THREAD); |
876c9d3a | 1392 | } |
10078321 | 1393 | EXPORT_SYMBOL_GPL(lbs_interrupt); |
876c9d3a | 1394 | |
69f9032d | 1395 | int lbs_reset_device(struct lbs_private *priv) |
eedc2a31 DW |
1396 | { |
1397 | int ret; | |
1398 | ||
1399 | lbs_deb_enter(LBS_DEB_MAIN); | |
10078321 | 1400 | ret = lbs_prepare_and_send_command(priv, CMD_802_11_RESET, |
eedc2a31 DW |
1401 | CMD_ACT_HALT, 0, 0, NULL); |
1402 | msleep_interruptible(10); | |
1403 | ||
1404 | lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret); | |
1405 | return ret; | |
1406 | } | |
10078321 | 1407 | EXPORT_SYMBOL_GPL(lbs_reset_device); |
eedc2a31 | 1408 | |
4fb910fd | 1409 | static int __init lbs_init_module(void) |
876c9d3a | 1410 | { |
9012b28a | 1411 | lbs_deb_enter(LBS_DEB_MAIN); |
10078321 | 1412 | lbs_debugfs_init(); |
084708b6 HS |
1413 | lbs_deb_leave(LBS_DEB_MAIN); |
1414 | return 0; | |
876c9d3a MT |
1415 | } |
1416 | ||
4fb910fd | 1417 | static void __exit lbs_exit_module(void) |
876c9d3a | 1418 | { |
9012b28a | 1419 | lbs_deb_enter(LBS_DEB_MAIN); |
876c9d3a | 1420 | |
10078321 | 1421 | lbs_debugfs_remove(); |
876c9d3a | 1422 | |
9012b28a | 1423 | lbs_deb_leave(LBS_DEB_MAIN); |
876c9d3a MT |
1424 | } |
1425 | ||
965f8bbc LCC |
1426 | /* |
1427 | * rtap interface support fuctions | |
1428 | */ | |
1429 | ||
10078321 | 1430 | static int lbs_rtap_open(struct net_device *dev) |
965f8bbc LCC |
1431 | { |
1432 | netif_carrier_off(dev); | |
1433 | netif_stop_queue(dev); | |
1434 | return 0; | |
1435 | } | |
1436 | ||
10078321 | 1437 | static int lbs_rtap_stop(struct net_device *dev) |
965f8bbc LCC |
1438 | { |
1439 | return 0; | |
1440 | } | |
1441 | ||
10078321 | 1442 | static int lbs_rtap_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) |
965f8bbc LCC |
1443 | { |
1444 | netif_stop_queue(dev); | |
1445 | return -EOPNOTSUPP; | |
1446 | } | |
1447 | ||
10078321 | 1448 | static struct net_device_stats *lbs_rtap_get_stats(struct net_device *dev) |
965f8bbc | 1449 | { |
69f9032d | 1450 | struct lbs_private *priv = dev->priv; |
d9268fb9 | 1451 | return &priv->stats; |
965f8bbc LCC |
1452 | } |
1453 | ||
1454 | ||
69f9032d | 1455 | void lbs_remove_rtap(struct lbs_private *priv) |
965f8bbc LCC |
1456 | { |
1457 | if (priv->rtap_net_dev == NULL) | |
1458 | return; | |
1459 | unregister_netdev(priv->rtap_net_dev); | |
d9268fb9 | 1460 | free_netdev(priv->rtap_net_dev); |
965f8bbc LCC |
1461 | priv->rtap_net_dev = NULL; |
1462 | } | |
1463 | ||
69f9032d | 1464 | int lbs_add_rtap(struct lbs_private *priv) |
965f8bbc LCC |
1465 | { |
1466 | int rc = 0; | |
d9268fb9 | 1467 | struct net_device *rtap_dev; |
965f8bbc LCC |
1468 | |
1469 | if (priv->rtap_net_dev) | |
1470 | return -EPERM; | |
1471 | ||
d9268fb9 DW |
1472 | rtap_dev = alloc_netdev(0, "rtap%d", ether_setup); |
1473 | if (rtap_dev == NULL) | |
965f8bbc LCC |
1474 | return -ENOMEM; |
1475 | ||
121947c6 | 1476 | memcpy(rtap_dev->dev_addr, priv->current_addr, ETH_ALEN); |
d9268fb9 DW |
1477 | rtap_dev->type = ARPHRD_IEEE80211_RADIOTAP; |
1478 | rtap_dev->open = lbs_rtap_open; | |
1479 | rtap_dev->stop = lbs_rtap_stop; | |
1480 | rtap_dev->get_stats = lbs_rtap_get_stats; | |
1481 | rtap_dev->hard_start_xmit = lbs_rtap_hard_start_xmit; | |
1482 | rtap_dev->set_multicast_list = lbs_set_multicast_list; | |
1483 | rtap_dev->priv = priv; | |
965f8bbc | 1484 | |
d9268fb9 | 1485 | rc = register_netdev(rtap_dev); |
965f8bbc | 1486 | if (rc) { |
d9268fb9 | 1487 | free_netdev(rtap_dev); |
965f8bbc LCC |
1488 | return rc; |
1489 | } | |
d9268fb9 | 1490 | priv->rtap_net_dev = rtap_dev; |
965f8bbc LCC |
1491 | |
1492 | return 0; | |
1493 | } | |
1494 | ||
1495 | ||
10078321 HS |
1496 | module_init(lbs_init_module); |
1497 | module_exit(lbs_exit_module); | |
876c9d3a | 1498 | |
084708b6 | 1499 | MODULE_DESCRIPTION("Libertas WLAN Driver Library"); |
876c9d3a MT |
1500 | MODULE_AUTHOR("Marvell International Ltd."); |
1501 | MODULE_LICENSE("GPL"); |