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Commit | Line | Data |
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f5fc0f86 LC |
1 | /* |
2 | * This file is part of wl1271 | |
3 | * | |
2f826f55 | 4 | * Copyright (C) 2009-2010 Nokia Corporation |
f5fc0f86 LC |
5 | * |
6 | * Contact: Luciano Coelho <luciano.coelho@nokia.com> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public License | |
10 | * version 2 as published by the Free Software Foundation. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, but | |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA | |
20 | * 02110-1301 USA | |
21 | * | |
22 | */ | |
23 | ||
24 | #include <linux/module.h> | |
25 | #include <linux/platform_device.h> | |
26 | #include <linux/crc7.h> | |
27 | #include <linux/spi/spi.h> | |
28 | #include <linux/etherdevice.h> | |
023e0826 | 29 | #include <linux/ieee80211.h> |
5a0e3ad6 | 30 | #include <linux/slab.h> |
f5fc0f86 | 31 | |
00d20100 SL |
32 | #include "wl12xx.h" |
33 | #include "reg.h" | |
34 | #include "io.h" | |
35 | #include "acx.h" | |
f5fc0f86 | 36 | #include "wl12xx_80211.h" |
00d20100 SL |
37 | #include "cmd.h" |
38 | #include "event.h" | |
98bdaabb | 39 | #include "tx.h" |
f5fc0f86 | 40 | |
16092b5c | 41 | #define WL1271_CMD_FAST_POLL_COUNT 50 |
f5fc0f86 LC |
42 | |
43 | /* | |
44 | * send command to firmware | |
45 | * | |
46 | * @wl: wl struct | |
47 | * @id: command id | |
48 | * @buf: buffer containing the command, must work with dma | |
49 | * @len: length of the buffer | |
50 | */ | |
fa867e73 JO |
51 | int wl1271_cmd_send(struct wl1271 *wl, u16 id, void *buf, size_t len, |
52 | size_t res_len) | |
f5fc0f86 LC |
53 | { |
54 | struct wl1271_cmd_header *cmd; | |
55 | unsigned long timeout; | |
56 | u32 intr; | |
57 | int ret = 0; | |
ad150e96 | 58 | u16 status; |
bc0f03ea | 59 | u16 poll_count = 0; |
f5fc0f86 LC |
60 | |
61 | cmd = buf; | |
d0f63b20 | 62 | cmd->id = cpu_to_le16(id); |
f5fc0f86 LC |
63 | cmd->status = 0; |
64 | ||
65 | WARN_ON(len % 4 != 0); | |
66 | ||
7b048c52 | 67 | wl1271_write(wl, wl->cmd_box_addr, buf, len, false); |
f5fc0f86 | 68 | |
7b048c52 | 69 | wl1271_write32(wl, ACX_REG_INTERRUPT_TRIG, INTR_TRIG_CMD); |
f5fc0f86 LC |
70 | |
71 | timeout = jiffies + msecs_to_jiffies(WL1271_COMMAND_TIMEOUT); | |
72 | ||
7b048c52 | 73 | intr = wl1271_read32(wl, ACX_REG_INTERRUPT_NO_CLEAR); |
f5fc0f86 LC |
74 | while (!(intr & WL1271_ACX_INTR_CMD_COMPLETE)) { |
75 | if (time_after(jiffies, timeout)) { | |
76 | wl1271_error("command complete timeout"); | |
77 | ret = -ETIMEDOUT; | |
78 | goto out; | |
79 | } | |
80 | ||
bc0f03ea | 81 | poll_count++; |
16092b5c JO |
82 | if (poll_count < WL1271_CMD_FAST_POLL_COUNT) |
83 | udelay(10); | |
84 | else | |
85 | msleep(1); | |
f5fc0f86 | 86 | |
7b048c52 | 87 | intr = wl1271_read32(wl, ACX_REG_INTERRUPT_NO_CLEAR); |
f5fc0f86 LC |
88 | } |
89 | ||
3b775b4b | 90 | /* read back the status code of the command */ |
fa867e73 JO |
91 | if (res_len == 0) |
92 | res_len = sizeof(struct wl1271_cmd_header); | |
7b048c52 | 93 | wl1271_read(wl, wl->cmd_box_addr, cmd, res_len, false); |
3b775b4b | 94 | |
ad150e96 JO |
95 | status = le16_to_cpu(cmd->status); |
96 | if (status != CMD_STATUS_SUCCESS) { | |
97 | wl1271_error("command execute failure %d", status); | |
52b0e7a6 | 98 | ieee80211_queue_work(wl->hw, &wl->recovery_work); |
3b775b4b JO |
99 | ret = -EIO; |
100 | } | |
101 | ||
7b048c52 TP |
102 | wl1271_write32(wl, ACX_REG_INTERRUPT_ACK, |
103 | WL1271_ACX_INTR_CMD_COMPLETE); | |
f5fc0f86 LC |
104 | |
105 | out: | |
106 | return ret; | |
107 | } | |
108 | ||
98b5dd5d LC |
109 | int wl1271_cmd_general_parms(struct wl1271 *wl) |
110 | { | |
111 | struct wl1271_general_parms_cmd *gen_parms; | |
4b34d432 JO |
112 | struct wl1271_ini_general_params *gp = &wl->nvs->general_params; |
113 | bool answer = false; | |
98b5dd5d LC |
114 | int ret; |
115 | ||
152ee6e0 JO |
116 | if (!wl->nvs) |
117 | return -ENODEV; | |
118 | ||
98b5dd5d LC |
119 | gen_parms = kzalloc(sizeof(*gen_parms), GFP_KERNEL); |
120 | if (!gen_parms) | |
121 | return -ENOMEM; | |
122 | ||
123 | gen_parms->test.id = TEST_CMD_INI_FILE_GENERAL_PARAM; | |
124 | ||
4b34d432 JO |
125 | memcpy(&gen_parms->general_params, gp, sizeof(*gp)); |
126 | ||
127 | if (gp->tx_bip_fem_auto_detect) | |
128 | answer = true; | |
76c0f8d3 | 129 | |
4b34d432 JO |
130 | ret = wl1271_cmd_test(wl, gen_parms, sizeof(*gen_parms), answer); |
131 | if (ret < 0) { | |
98b5dd5d | 132 | wl1271_warning("CMD_INI_FILE_GENERAL_PARAM failed"); |
4b34d432 JO |
133 | goto out; |
134 | } | |
98b5dd5d | 135 | |
4b34d432 JO |
136 | gp->tx_bip_fem_manufacturer = |
137 | gen_parms->general_params.tx_bip_fem_manufacturer; | |
138 | ||
139 | wl1271_debug(DEBUG_CMD, "FEM autodetect: %s, manufacturer: %d\n", | |
140 | answer ? "auto" : "manual", gp->tx_bip_fem_manufacturer); | |
141 | ||
142 | out: | |
98b5dd5d LC |
143 | kfree(gen_parms); |
144 | return ret; | |
145 | } | |
146 | ||
147 | int wl1271_cmd_radio_parms(struct wl1271 *wl) | |
148 | { | |
149 | struct wl1271_radio_parms_cmd *radio_parms; | |
e6b190ff | 150 | struct wl1271_ini_general_params *gp = &wl->nvs->general_params; |
152ee6e0 JO |
151 | int ret; |
152 | ||
153 | if (!wl->nvs) | |
154 | return -ENODEV; | |
98b5dd5d LC |
155 | |
156 | radio_parms = kzalloc(sizeof(*radio_parms), GFP_KERNEL); | |
157 | if (!radio_parms) | |
158 | return -ENOMEM; | |
159 | ||
160 | radio_parms->test.id = TEST_CMD_INI_FILE_RADIO_PARAM; | |
161 | ||
a7da74fc | 162 | /* 2.4GHz parameters */ |
eb70eb72 JO |
163 | memcpy(&radio_parms->static_params_2, &wl->nvs->stat_radio_params_2, |
164 | sizeof(struct wl1271_ini_band_params_2)); | |
165 | memcpy(&radio_parms->dyn_params_2, | |
e6b190ff | 166 | &wl->nvs->dyn_radio_params_2[gp->tx_bip_fem_manufacturer].params, |
eb70eb72 | 167 | sizeof(struct wl1271_ini_fem_params_2)); |
152ee6e0 | 168 | |
a7da74fc JO |
169 | /* 5GHz parameters */ |
170 | memcpy(&radio_parms->static_params_5, | |
171 | &wl->nvs->stat_radio_params_5, | |
172 | sizeof(struct wl1271_ini_band_params_5)); | |
173 | memcpy(&radio_parms->dyn_params_5, | |
e6b190ff | 174 | &wl->nvs->dyn_radio_params_5[gp->tx_bip_fem_manufacturer].params, |
a7da74fc | 175 | sizeof(struct wl1271_ini_fem_params_5)); |
98b5dd5d LC |
176 | |
177 | wl1271_dump(DEBUG_CMD, "TEST_CMD_INI_FILE_RADIO_PARAM: ", | |
178 | radio_parms, sizeof(*radio_parms)); | |
179 | ||
180 | ret = wl1271_cmd_test(wl, radio_parms, sizeof(*radio_parms), 0); | |
181 | if (ret < 0) | |
182 | wl1271_warning("CMD_INI_FILE_RADIO_PARAM failed"); | |
183 | ||
184 | kfree(radio_parms); | |
185 | return ret; | |
186 | } | |
187 | ||
644a4860 JO |
188 | int wl1271_cmd_ext_radio_parms(struct wl1271 *wl) |
189 | { | |
190 | struct wl1271_ext_radio_parms_cmd *ext_radio_parms; | |
191 | struct conf_rf_settings *rf = &wl->conf.rf; | |
192 | int ret; | |
193 | ||
194 | if (!wl->nvs) | |
195 | return -ENODEV; | |
196 | ||
197 | ext_radio_parms = kzalloc(sizeof(*ext_radio_parms), GFP_KERNEL); | |
198 | if (!ext_radio_parms) | |
199 | return -ENOMEM; | |
200 | ||
201 | ext_radio_parms->test.id = TEST_CMD_INI_FILE_RF_EXTENDED_PARAM; | |
202 | ||
203 | memcpy(ext_radio_parms->tx_per_channel_power_compensation_2, | |
204 | rf->tx_per_channel_power_compensation_2, | |
205 | CONF_TX_PWR_COMPENSATION_LEN_2); | |
206 | memcpy(ext_radio_parms->tx_per_channel_power_compensation_5, | |
207 | rf->tx_per_channel_power_compensation_5, | |
208 | CONF_TX_PWR_COMPENSATION_LEN_5); | |
209 | ||
210 | wl1271_dump(DEBUG_CMD, "TEST_CMD_INI_FILE_EXT_RADIO_PARAM: ", | |
211 | ext_radio_parms, sizeof(*ext_radio_parms)); | |
212 | ||
213 | ret = wl1271_cmd_test(wl, ext_radio_parms, sizeof(*ext_radio_parms), 0); | |
214 | if (ret < 0) | |
215 | wl1271_warning("TEST_CMD_INI_FILE_RF_EXTENDED_PARAM failed"); | |
216 | ||
217 | kfree(ext_radio_parms); | |
218 | return ret; | |
219 | } | |
220 | ||
99d84c1d LC |
221 | /* |
222 | * Poll the mailbox event field until any of the bits in the mask is set or a | |
223 | * timeout occurs (WL1271_EVENT_TIMEOUT in msecs) | |
224 | */ | |
05285cf9 | 225 | static int wl1271_cmd_wait_for_event_or_timeout(struct wl1271 *wl, u32 mask) |
99d84c1d LC |
226 | { |
227 | u32 events_vector, event; | |
228 | unsigned long timeout; | |
229 | ||
230 | timeout = jiffies + msecs_to_jiffies(WL1271_EVENT_TIMEOUT); | |
231 | ||
232 | do { | |
52b0e7a6 | 233 | if (time_after(jiffies, timeout)) { |
05285cf9 AN |
234 | wl1271_debug(DEBUG_CMD, "timeout waiting for event %d", |
235 | (int)mask); | |
99d84c1d | 236 | return -ETIMEDOUT; |
52b0e7a6 | 237 | } |
99d84c1d LC |
238 | |
239 | msleep(1); | |
240 | ||
241 | /* read from both event fields */ | |
242 | wl1271_read(wl, wl->mbox_ptr[0], &events_vector, | |
243 | sizeof(events_vector), false); | |
244 | event = events_vector & mask; | |
245 | wl1271_read(wl, wl->mbox_ptr[1], &events_vector, | |
246 | sizeof(events_vector), false); | |
247 | event |= events_vector & mask; | |
248 | } while (!event); | |
249 | ||
250 | return 0; | |
251 | } | |
252 | ||
05285cf9 AN |
253 | static int wl1271_cmd_wait_for_event(struct wl1271 *wl, u32 mask) |
254 | { | |
255 | int ret; | |
256 | ||
257 | ret = wl1271_cmd_wait_for_event_or_timeout(wl, mask); | |
258 | if (ret != 0) { | |
259 | ieee80211_queue_work(wl->hw, &wl->recovery_work); | |
260 | return ret; | |
261 | } | |
262 | ||
263 | return 0; | |
264 | } | |
265 | ||
15305498 | 266 | int wl1271_cmd_join(struct wl1271 *wl, u8 bss_type) |
f5fc0f86 | 267 | { |
f5fc0f86 LC |
268 | struct wl1271_cmd_join *join; |
269 | int ret, i; | |
270 | u8 *bssid; | |
271 | ||
f5fc0f86 LC |
272 | join = kzalloc(sizeof(*join), GFP_KERNEL); |
273 | if (!join) { | |
274 | ret = -ENOMEM; | |
275 | goto out; | |
276 | } | |
277 | ||
278 | wl1271_debug(DEBUG_CMD, "cmd join"); | |
279 | ||
280 | /* Reverse order BSSID */ | |
281 | bssid = (u8 *) &join->bssid_lsb; | |
282 | for (i = 0; i < ETH_ALEN; i++) | |
283 | bssid[i] = wl->bssid[ETH_ALEN - i - 1]; | |
284 | ||
d0f63b20 LC |
285 | join->rx_config_options = cpu_to_le32(wl->rx_config); |
286 | join->rx_filter_options = cpu_to_le32(wl->rx_filter); | |
15305498 | 287 | join->bss_type = bss_type; |
23a7a51c | 288 | join->basic_rate_set = cpu_to_le32(wl->basic_rate_set); |
c8bde243 EP |
289 | /* |
290 | * for supported_rate_set, we should use wl->rate_set. however, | |
291 | * it seems that acx_rate_policies doesn't affect full_rate, and | |
292 | * since we want to avoid additional join, we'll use a 0xffffffff value, | |
293 | * and let the fw find the actual supported rates | |
294 | */ | |
295 | join->supported_rate_set = cpu_to_le32(0xffffffff); | |
f5fc0f86 | 296 | |
ebba60c6 | 297 | if (wl->band == IEEE80211_BAND_5GHZ) |
a4102645 | 298 | join->bss_type |= WL1271_JOIN_CMD_BSS_TYPE_5GHZ; |
f5fc0f86 | 299 | |
60e84c2e | 300 | join->beacon_interval = cpu_to_le16(wl->beacon_int); |
ae751bab | 301 | join->dtim_interval = WL1271_DEFAULT_DTIM_PERIOD; |
a4102645 | 302 | |
f5fc0f86 LC |
303 | join->channel = wl->channel; |
304 | join->ssid_len = wl->ssid_len; | |
305 | memcpy(join->ssid, wl->ssid, wl->ssid_len); | |
f5fc0f86 LC |
306 | |
307 | join->ctrl |= wl->session_counter << WL1271_JOIN_CMD_TX_SESSION_OFFSET; | |
308 | ||
ac4e4ce5 JO |
309 | /* reset TX security counters */ |
310 | wl->tx_security_last_seq = 0; | |
04e36fc5 | 311 | wl->tx_security_seq = 0; |
f5fc0f86 | 312 | |
fa867e73 | 313 | ret = wl1271_cmd_send(wl, CMD_START_JOIN, join, sizeof(*join), 0); |
f5fc0f86 LC |
314 | if (ret < 0) { |
315 | wl1271_error("failed to initiate cmd join"); | |
316 | goto out_free; | |
317 | } | |
318 | ||
99d84c1d LC |
319 | ret = wl1271_cmd_wait_for_event(wl, JOIN_EVENT_COMPLETE_ID); |
320 | if (ret < 0) | |
321 | wl1271_error("cmd join event completion error"); | |
f5fc0f86 LC |
322 | |
323 | out_free: | |
324 | kfree(join); | |
325 | ||
326 | out: | |
327 | return ret; | |
328 | } | |
329 | ||
330 | /** | |
331 | * send test command to firmware | |
332 | * | |
333 | * @wl: wl struct | |
334 | * @buf: buffer containing the command, with all headers, must work with dma | |
335 | * @len: length of the buffer | |
336 | * @answer: is answer needed | |
337 | */ | |
338 | int wl1271_cmd_test(struct wl1271 *wl, void *buf, size_t buf_len, u8 answer) | |
339 | { | |
340 | int ret; | |
fa867e73 | 341 | size_t res_len = 0; |
f5fc0f86 LC |
342 | |
343 | wl1271_debug(DEBUG_CMD, "cmd test"); | |
344 | ||
fa867e73 JO |
345 | if (answer) |
346 | res_len = buf_len; | |
347 | ||
348 | ret = wl1271_cmd_send(wl, CMD_TEST, buf, buf_len, res_len); | |
f5fc0f86 LC |
349 | |
350 | if (ret < 0) { | |
351 | wl1271_warning("TEST command failed"); | |
352 | return ret; | |
353 | } | |
354 | ||
fa867e73 | 355 | return ret; |
f5fc0f86 LC |
356 | } |
357 | ||
358 | /** | |
359 | * read acx from firmware | |
360 | * | |
361 | * @wl: wl struct | |
362 | * @id: acx id | |
363 | * @buf: buffer for the response, including all headers, must work with dma | |
364 | * @len: lenght of buf | |
365 | */ | |
366 | int wl1271_cmd_interrogate(struct wl1271 *wl, u16 id, void *buf, size_t len) | |
367 | { | |
368 | struct acx_header *acx = buf; | |
369 | int ret; | |
370 | ||
371 | wl1271_debug(DEBUG_CMD, "cmd interrogate"); | |
372 | ||
d0f63b20 | 373 | acx->id = cpu_to_le16(id); |
f5fc0f86 LC |
374 | |
375 | /* payload length, does not include any headers */ | |
d0f63b20 | 376 | acx->len = cpu_to_le16(len - sizeof(*acx)); |
f5fc0f86 | 377 | |
fa867e73 JO |
378 | ret = wl1271_cmd_send(wl, CMD_INTERROGATE, acx, sizeof(*acx), len); |
379 | if (ret < 0) | |
f5fc0f86 | 380 | wl1271_error("INTERROGATE command failed"); |
f5fc0f86 | 381 | |
f5fc0f86 LC |
382 | return ret; |
383 | } | |
384 | ||
385 | /** | |
386 | * write acx value to firmware | |
387 | * | |
388 | * @wl: wl struct | |
389 | * @id: acx id | |
390 | * @buf: buffer containing acx, including all headers, must work with dma | |
391 | * @len: length of buf | |
392 | */ | |
393 | int wl1271_cmd_configure(struct wl1271 *wl, u16 id, void *buf, size_t len) | |
394 | { | |
395 | struct acx_header *acx = buf; | |
396 | int ret; | |
397 | ||
398 | wl1271_debug(DEBUG_CMD, "cmd configure"); | |
399 | ||
d0f63b20 | 400 | acx->id = cpu_to_le16(id); |
f5fc0f86 LC |
401 | |
402 | /* payload length, does not include any headers */ | |
d0f63b20 | 403 | acx->len = cpu_to_le16(len - sizeof(*acx)); |
f5fc0f86 | 404 | |
fa867e73 | 405 | ret = wl1271_cmd_send(wl, CMD_CONFIGURE, acx, len, 0); |
f5fc0f86 LC |
406 | if (ret < 0) { |
407 | wl1271_warning("CONFIGURE command NOK"); | |
408 | return ret; | |
409 | } | |
410 | ||
411 | return 0; | |
412 | } | |
413 | ||
94210897 | 414 | int wl1271_cmd_data_path(struct wl1271 *wl, bool enable) |
f5fc0f86 LC |
415 | { |
416 | struct cmd_enabledisable_path *cmd; | |
417 | int ret; | |
418 | u16 cmd_rx, cmd_tx; | |
419 | ||
420 | wl1271_debug(DEBUG_CMD, "cmd data path"); | |
421 | ||
422 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
423 | if (!cmd) { | |
424 | ret = -ENOMEM; | |
425 | goto out; | |
426 | } | |
427 | ||
94210897 LC |
428 | /* the channel here is only used for calibration, so hardcoded to 1 */ |
429 | cmd->channel = 1; | |
f5fc0f86 LC |
430 | |
431 | if (enable) { | |
432 | cmd_rx = CMD_ENABLE_RX; | |
433 | cmd_tx = CMD_ENABLE_TX; | |
434 | } else { | |
435 | cmd_rx = CMD_DISABLE_RX; | |
436 | cmd_tx = CMD_DISABLE_TX; | |
437 | } | |
438 | ||
fa867e73 | 439 | ret = wl1271_cmd_send(wl, cmd_rx, cmd, sizeof(*cmd), 0); |
f5fc0f86 LC |
440 | if (ret < 0) { |
441 | wl1271_error("rx %s cmd for channel %d failed", | |
94210897 | 442 | enable ? "start" : "stop", cmd->channel); |
f5fc0f86 LC |
443 | goto out; |
444 | } | |
445 | ||
446 | wl1271_debug(DEBUG_BOOT, "rx %s cmd channel %d", | |
94210897 | 447 | enable ? "start" : "stop", cmd->channel); |
f5fc0f86 | 448 | |
fa867e73 | 449 | ret = wl1271_cmd_send(wl, cmd_tx, cmd, sizeof(*cmd), 0); |
f5fc0f86 LC |
450 | if (ret < 0) { |
451 | wl1271_error("tx %s cmd for channel %d failed", | |
94210897 | 452 | enable ? "start" : "stop", cmd->channel); |
1b00f2b5 | 453 | goto out; |
f5fc0f86 LC |
454 | } |
455 | ||
456 | wl1271_debug(DEBUG_BOOT, "tx %s cmd channel %d", | |
94210897 | 457 | enable ? "start" : "stop", cmd->channel); |
f5fc0f86 LC |
458 | |
459 | out: | |
460 | kfree(cmd); | |
461 | return ret; | |
462 | } | |
463 | ||
c8bde243 | 464 | int wl1271_cmd_ps_mode(struct wl1271 *wl, u8 ps_mode) |
f5fc0f86 LC |
465 | { |
466 | struct wl1271_cmd_ps_params *ps_params = NULL; | |
467 | int ret = 0; | |
468 | ||
f5fc0f86 LC |
469 | wl1271_debug(DEBUG_CMD, "cmd set ps mode"); |
470 | ||
471 | ps_params = kzalloc(sizeof(*ps_params), GFP_KERNEL); | |
472 | if (!ps_params) { | |
473 | ret = -ENOMEM; | |
474 | goto out; | |
475 | } | |
476 | ||
477 | ps_params->ps_mode = ps_mode; | |
f5fc0f86 LC |
478 | |
479 | ret = wl1271_cmd_send(wl, CMD_SET_PS_MODE, ps_params, | |
fa867e73 | 480 | sizeof(*ps_params), 0); |
f5fc0f86 LC |
481 | if (ret < 0) { |
482 | wl1271_error("cmd set_ps_mode failed"); | |
483 | goto out; | |
484 | } | |
485 | ||
486 | out: | |
487 | kfree(ps_params); | |
488 | return ret; | |
489 | } | |
490 | ||
f5fc0f86 | 491 | int wl1271_cmd_template_set(struct wl1271 *wl, u16 template_id, |
606c1487 | 492 | void *buf, size_t buf_len, int index, u32 rates) |
f5fc0f86 LC |
493 | { |
494 | struct wl1271_cmd_template_set *cmd; | |
495 | int ret = 0; | |
496 | ||
497 | wl1271_debug(DEBUG_CMD, "cmd template_set %d", template_id); | |
498 | ||
499 | WARN_ON(buf_len > WL1271_CMD_TEMPL_MAX_SIZE); | |
500 | buf_len = min_t(size_t, buf_len, WL1271_CMD_TEMPL_MAX_SIZE); | |
501 | ||
502 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
503 | if (!cmd) { | |
504 | ret = -ENOMEM; | |
505 | goto out; | |
506 | } | |
507 | ||
508 | cmd->len = cpu_to_le16(buf_len); | |
509 | cmd->template_type = template_id; | |
606c1487 | 510 | cmd->enabled_rates = cpu_to_le32(rates); |
1e05a818 AN |
511 | cmd->short_retry_limit = wl->conf.tx.tmpl_short_retry_limit; |
512 | cmd->long_retry_limit = wl->conf.tx.tmpl_long_retry_limit; | |
bfb24c9e | 513 | cmd->index = index; |
f5fc0f86 LC |
514 | |
515 | if (buf) | |
516 | memcpy(cmd->template_data, buf, buf_len); | |
517 | ||
fa867e73 | 518 | ret = wl1271_cmd_send(wl, CMD_SET_TEMPLATE, cmd, sizeof(*cmd), 0); |
f5fc0f86 LC |
519 | if (ret < 0) { |
520 | wl1271_warning("cmd set_template failed: %d", ret); | |
521 | goto out_free; | |
522 | } | |
523 | ||
524 | out_free: | |
525 | kfree(cmd); | |
526 | ||
527 | out: | |
528 | return ret; | |
529 | } | |
530 | ||
f5fc0f86 LC |
531 | int wl1271_cmd_build_null_data(struct wl1271 *wl) |
532 | { | |
a0cb7be4 JO |
533 | struct sk_buff *skb = NULL; |
534 | int size; | |
535 | void *ptr; | |
536 | int ret = -ENOMEM; | |
f5fc0f86 | 537 | |
f5fc0f86 | 538 | |
a0cb7be4 JO |
539 | if (wl->bss_type == BSS_TYPE_IBSS) { |
540 | size = sizeof(struct wl12xx_null_data_template); | |
541 | ptr = NULL; | |
542 | } else { | |
543 | skb = ieee80211_nullfunc_get(wl->hw, wl->vif); | |
544 | if (!skb) | |
545 | goto out; | |
546 | size = skb->len; | |
547 | ptr = skb->data; | |
548 | } | |
549 | ||
606c1487 | 550 | ret = wl1271_cmd_template_set(wl, CMD_TEMPL_NULL_DATA, ptr, size, 0, |
8eab7b47 | 551 | wl->basic_rate); |
f5fc0f86 | 552 | |
899e6e65 KV |
553 | out: |
554 | dev_kfree_skb(skb); | |
a0cb7be4 JO |
555 | if (ret) |
556 | wl1271_warning("cmd buld null data failed %d", ret); | |
557 | ||
899e6e65 | 558 | return ret; |
f5fc0f86 LC |
559 | |
560 | } | |
561 | ||
bfb24c9e JO |
562 | int wl1271_cmd_build_klv_null_data(struct wl1271 *wl) |
563 | { | |
564 | struct sk_buff *skb = NULL; | |
565 | int ret = -ENOMEM; | |
566 | ||
567 | skb = ieee80211_nullfunc_get(wl->hw, wl->vif); | |
568 | if (!skb) | |
569 | goto out; | |
570 | ||
571 | ret = wl1271_cmd_template_set(wl, CMD_TEMPL_KLV, | |
572 | skb->data, skb->len, | |
606c1487 | 573 | CMD_TEMPL_KLV_IDX_NULL_DATA, |
8eab7b47 | 574 | wl->basic_rate); |
bfb24c9e JO |
575 | |
576 | out: | |
577 | dev_kfree_skb(skb); | |
578 | if (ret) | |
579 | wl1271_warning("cmd build klv null data failed %d", ret); | |
580 | ||
581 | return ret; | |
582 | ||
583 | } | |
584 | ||
f5fc0f86 LC |
585 | int wl1271_cmd_build_ps_poll(struct wl1271 *wl, u16 aid) |
586 | { | |
899e6e65 KV |
587 | struct sk_buff *skb; |
588 | int ret = 0; | |
c3fea199 | 589 | |
899e6e65 KV |
590 | skb = ieee80211_pspoll_get(wl->hw, wl->vif); |
591 | if (!skb) | |
592 | goto out; | |
f5fc0f86 | 593 | |
899e6e65 | 594 | ret = wl1271_cmd_template_set(wl, CMD_TEMPL_PS_POLL, skb->data, |
849923f4 | 595 | skb->len, 0, wl->basic_rate_set); |
f5fc0f86 | 596 | |
899e6e65 KV |
597 | out: |
598 | dev_kfree_skb(skb); | |
599 | return ret; | |
f5fc0f86 LC |
600 | } |
601 | ||
818e3063 KV |
602 | int wl1271_cmd_build_probe_req(struct wl1271 *wl, |
603 | const u8 *ssid, size_t ssid_len, | |
604 | const u8 *ie, size_t ie_len, u8 band) | |
f5fc0f86 | 605 | { |
818e3063 | 606 | struct sk_buff *skb; |
abb0b3bf | 607 | int ret; |
f5fc0f86 | 608 | |
818e3063 KV |
609 | skb = ieee80211_probereq_get(wl->hw, wl->vif, ssid, ssid_len, |
610 | ie, ie_len); | |
611 | if (!skb) { | |
612 | ret = -ENOMEM; | |
613 | goto out; | |
614 | } | |
615 | ||
616 | wl1271_dump(DEBUG_SCAN, "PROBE REQ: ", skb->data, skb->len); | |
f5fc0f86 | 617 | |
abb0b3bf TP |
618 | if (band == IEEE80211_BAND_2GHZ) |
619 | ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_2_4, | |
606c1487 JO |
620 | skb->data, skb->len, 0, |
621 | wl->conf.tx.basic_rate); | |
abb0b3bf TP |
622 | else |
623 | ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_5, | |
606c1487 JO |
624 | skb->data, skb->len, 0, |
625 | wl->conf.tx.basic_rate_5); | |
818e3063 KV |
626 | |
627 | out: | |
628 | dev_kfree_skb(skb); | |
abb0b3bf | 629 | return ret; |
f5fc0f86 LC |
630 | } |
631 | ||
2f6724b2 JO |
632 | struct sk_buff *wl1271_cmd_build_ap_probe_req(struct wl1271 *wl, |
633 | struct sk_buff *skb) | |
634 | { | |
635 | int ret; | |
636 | ||
637 | if (!skb) | |
638 | skb = ieee80211_ap_probereq_get(wl->hw, wl->vif); | |
639 | if (!skb) | |
640 | goto out; | |
641 | ||
642 | wl1271_dump(DEBUG_SCAN, "AP PROBE REQ: ", skb->data, skb->len); | |
643 | ||
644 | if (wl->band == IEEE80211_BAND_2GHZ) | |
645 | ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_2_4, | |
646 | skb->data, skb->len, 0, | |
647 | wl->conf.tx.basic_rate); | |
648 | else | |
649 | ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_5, | |
650 | skb->data, skb->len, 0, | |
651 | wl->conf.tx.basic_rate_5); | |
652 | ||
653 | if (ret < 0) | |
654 | wl1271_error("Unable to set ap probe request template."); | |
655 | ||
656 | out: | |
657 | return skb; | |
658 | } | |
659 | ||
c5312772 EP |
660 | int wl1271_cmd_build_arp_rsp(struct wl1271 *wl, __be32 ip_addr) |
661 | { | |
662 | int ret; | |
663 | struct wl12xx_arp_rsp_template tmpl; | |
664 | struct ieee80211_hdr_3addr *hdr; | |
665 | struct arphdr *arp_hdr; | |
666 | ||
667 | memset(&tmpl, 0, sizeof(tmpl)); | |
668 | ||
669 | /* mac80211 header */ | |
670 | hdr = &tmpl.hdr; | |
671 | hdr->frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA | | |
672 | IEEE80211_STYPE_DATA | | |
673 | IEEE80211_FCTL_TODS); | |
674 | memcpy(hdr->addr1, wl->vif->bss_conf.bssid, ETH_ALEN); | |
675 | memcpy(hdr->addr2, wl->vif->addr, ETH_ALEN); | |
676 | memset(hdr->addr3, 0xff, ETH_ALEN); | |
677 | ||
678 | /* llc layer */ | |
679 | memcpy(tmpl.llc_hdr, rfc1042_header, sizeof(rfc1042_header)); | |
6177eaea | 680 | tmpl.llc_type = cpu_to_be16(ETH_P_ARP); |
c5312772 EP |
681 | |
682 | /* arp header */ | |
683 | arp_hdr = &tmpl.arp_hdr; | |
6177eaea EP |
684 | arp_hdr->ar_hrd = cpu_to_be16(ARPHRD_ETHER); |
685 | arp_hdr->ar_pro = cpu_to_be16(ETH_P_IP); | |
c5312772 EP |
686 | arp_hdr->ar_hln = ETH_ALEN; |
687 | arp_hdr->ar_pln = 4; | |
6177eaea | 688 | arp_hdr->ar_op = cpu_to_be16(ARPOP_REPLY); |
c5312772 EP |
689 | |
690 | /* arp payload */ | |
691 | memcpy(tmpl.sender_hw, wl->vif->addr, ETH_ALEN); | |
692 | tmpl.sender_ip = ip_addr; | |
693 | ||
694 | ret = wl1271_cmd_template_set(wl, CMD_TEMPL_ARP_RSP, | |
695 | &tmpl, sizeof(tmpl), 0, | |
696 | wl->basic_rate); | |
697 | ||
698 | return ret; | |
699 | } | |
700 | ||
023e0826 KV |
701 | int wl1271_build_qos_null_data(struct wl1271 *wl) |
702 | { | |
703 | struct ieee80211_qos_hdr template; | |
704 | ||
705 | memset(&template, 0, sizeof(template)); | |
706 | ||
707 | memcpy(template.addr1, wl->bssid, ETH_ALEN); | |
708 | memcpy(template.addr2, wl->mac_addr, ETH_ALEN); | |
709 | memcpy(template.addr3, wl->bssid, ETH_ALEN); | |
710 | ||
711 | template.frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA | | |
712 | IEEE80211_STYPE_QOS_NULLFUNC | | |
713 | IEEE80211_FCTL_TODS); | |
714 | ||
715 | /* FIXME: not sure what priority to use here */ | |
716 | template.qos_ctrl = cpu_to_le16(0); | |
717 | ||
718 | return wl1271_cmd_template_set(wl, CMD_TEMPL_QOS_NULL_DATA, &template, | |
606c1487 | 719 | sizeof(template), 0, |
8eab7b47 | 720 | wl->basic_rate); |
023e0826 KV |
721 | } |
722 | ||
98bdaabb | 723 | int wl1271_cmd_set_sta_default_wep_key(struct wl1271 *wl, u8 id) |
f5fc0f86 | 724 | { |
98bdaabb | 725 | struct wl1271_cmd_set_sta_keys *cmd; |
f5fc0f86 LC |
726 | int ret = 0; |
727 | ||
728 | wl1271_debug(DEBUG_CMD, "cmd set_default_wep_key %d", id); | |
729 | ||
730 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
731 | if (!cmd) { | |
732 | ret = -ENOMEM; | |
733 | goto out; | |
734 | } | |
735 | ||
736 | cmd->id = id; | |
d0f63b20 | 737 | cmd->key_action = cpu_to_le16(KEY_SET_ID); |
f5fc0f86 LC |
738 | cmd->key_type = KEY_WEP; |
739 | ||
fa867e73 | 740 | ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0); |
f5fc0f86 LC |
741 | if (ret < 0) { |
742 | wl1271_warning("cmd set_default_wep_key failed: %d", ret); | |
743 | goto out; | |
744 | } | |
745 | ||
746 | out: | |
747 | kfree(cmd); | |
748 | ||
749 | return ret; | |
750 | } | |
751 | ||
98bdaabb AN |
752 | int wl1271_cmd_set_ap_default_wep_key(struct wl1271 *wl, u8 id) |
753 | { | |
754 | struct wl1271_cmd_set_ap_keys *cmd; | |
755 | int ret = 0; | |
756 | ||
757 | wl1271_debug(DEBUG_CMD, "cmd set_ap_default_wep_key %d", id); | |
758 | ||
759 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
760 | if (!cmd) { | |
761 | ret = -ENOMEM; | |
762 | goto out; | |
763 | } | |
764 | ||
765 | cmd->hlid = WL1271_AP_BROADCAST_HLID; | |
766 | cmd->key_id = id; | |
767 | cmd->lid_key_type = WEP_DEFAULT_LID_TYPE; | |
768 | cmd->key_action = cpu_to_le16(KEY_SET_ID); | |
769 | cmd->key_type = KEY_WEP; | |
770 | ||
771 | ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0); | |
772 | if (ret < 0) { | |
773 | wl1271_warning("cmd set_ap_default_wep_key failed: %d", ret); | |
774 | goto out; | |
775 | } | |
776 | ||
777 | out: | |
778 | kfree(cmd); | |
779 | ||
780 | return ret; | |
781 | } | |
782 | ||
783 | int wl1271_cmd_set_sta_key(struct wl1271 *wl, u16 action, u8 id, u8 key_type, | |
ac4e4ce5 JO |
784 | u8 key_size, const u8 *key, const u8 *addr, |
785 | u32 tx_seq_32, u16 tx_seq_16) | |
f5fc0f86 | 786 | { |
98bdaabb | 787 | struct wl1271_cmd_set_sta_keys *cmd; |
f5fc0f86 LC |
788 | int ret = 0; |
789 | ||
790 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
791 | if (!cmd) { | |
792 | ret = -ENOMEM; | |
793 | goto out; | |
794 | } | |
795 | ||
796 | if (key_type != KEY_WEP) | |
797 | memcpy(cmd->addr, addr, ETH_ALEN); | |
798 | ||
d0f63b20 | 799 | cmd->key_action = cpu_to_le16(action); |
f5fc0f86 LC |
800 | cmd->key_size = key_size; |
801 | cmd->key_type = key_type; | |
802 | ||
d0f63b20 LC |
803 | cmd->ac_seq_num16[0] = cpu_to_le16(tx_seq_16); |
804 | cmd->ac_seq_num32[0] = cpu_to_le32(tx_seq_32); | |
ac4e4ce5 | 805 | |
f5fc0f86 LC |
806 | /* we have only one SSID profile */ |
807 | cmd->ssid_profile = 0; | |
808 | ||
809 | cmd->id = id; | |
810 | ||
f5fc0f86 LC |
811 | if (key_type == KEY_TKIP) { |
812 | /* | |
813 | * We get the key in the following form: | |
814 | * TKIP (16 bytes) - TX MIC (8 bytes) - RX MIC (8 bytes) | |
815 | * but the target is expecting: | |
816 | * TKIP - RX MIC - TX MIC | |
817 | */ | |
818 | memcpy(cmd->key, key, 16); | |
819 | memcpy(cmd->key + 16, key + 24, 8); | |
820 | memcpy(cmd->key + 24, key + 16, 8); | |
821 | ||
822 | } else { | |
823 | memcpy(cmd->key, key, key_size); | |
824 | } | |
825 | ||
826 | wl1271_dump(DEBUG_CRYPT, "TARGET KEY: ", cmd, sizeof(*cmd)); | |
827 | ||
fa867e73 | 828 | ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0); |
f5fc0f86 LC |
829 | if (ret < 0) { |
830 | wl1271_warning("could not set keys"); | |
152ee6e0 | 831 | goto out; |
f5fc0f86 LC |
832 | } |
833 | ||
834 | out: | |
835 | kfree(cmd); | |
836 | ||
837 | return ret; | |
838 | } | |
25a7dc6d | 839 | |
98bdaabb AN |
840 | int wl1271_cmd_set_ap_key(struct wl1271 *wl, u16 action, u8 id, u8 key_type, |
841 | u8 key_size, const u8 *key, u8 hlid, u32 tx_seq_32, | |
842 | u16 tx_seq_16) | |
843 | { | |
844 | struct wl1271_cmd_set_ap_keys *cmd; | |
845 | int ret = 0; | |
846 | u8 lid_type; | |
847 | ||
848 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
849 | if (!cmd) | |
850 | return -ENOMEM; | |
851 | ||
852 | if (hlid == WL1271_AP_BROADCAST_HLID) { | |
853 | if (key_type == KEY_WEP) | |
854 | lid_type = WEP_DEFAULT_LID_TYPE; | |
855 | else | |
856 | lid_type = BROADCAST_LID_TYPE; | |
857 | } else { | |
858 | lid_type = UNICAST_LID_TYPE; | |
859 | } | |
860 | ||
861 | wl1271_debug(DEBUG_CRYPT, "ap key action: %d id: %d lid: %d type: %d" | |
862 | " hlid: %d", (int)action, (int)id, (int)lid_type, | |
863 | (int)key_type, (int)hlid); | |
864 | ||
865 | cmd->lid_key_type = lid_type; | |
866 | cmd->hlid = hlid; | |
867 | cmd->key_action = cpu_to_le16(action); | |
868 | cmd->key_size = key_size; | |
869 | cmd->key_type = key_type; | |
870 | cmd->key_id = id; | |
871 | cmd->ac_seq_num16[0] = cpu_to_le16(tx_seq_16); | |
872 | cmd->ac_seq_num32[0] = cpu_to_le32(tx_seq_32); | |
873 | ||
874 | if (key_type == KEY_TKIP) { | |
875 | /* | |
876 | * We get the key in the following form: | |
877 | * TKIP (16 bytes) - TX MIC (8 bytes) - RX MIC (8 bytes) | |
878 | * but the target is expecting: | |
879 | * TKIP - RX MIC - TX MIC | |
880 | */ | |
881 | memcpy(cmd->key, key, 16); | |
882 | memcpy(cmd->key + 16, key + 24, 8); | |
883 | memcpy(cmd->key + 24, key + 16, 8); | |
884 | } else { | |
885 | memcpy(cmd->key, key, key_size); | |
886 | } | |
887 | ||
888 | wl1271_dump(DEBUG_CRYPT, "TARGET AP KEY: ", cmd, sizeof(*cmd)); | |
889 | ||
890 | ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0); | |
891 | if (ret < 0) { | |
892 | wl1271_warning("could not set ap keys"); | |
893 | goto out; | |
894 | } | |
895 | ||
896 | out: | |
897 | kfree(cmd); | |
898 | return ret; | |
899 | } | |
900 | ||
25a7dc6d LC |
901 | int wl1271_cmd_disconnect(struct wl1271 *wl) |
902 | { | |
903 | struct wl1271_cmd_disconnect *cmd; | |
904 | int ret = 0; | |
905 | ||
906 | wl1271_debug(DEBUG_CMD, "cmd disconnect"); | |
907 | ||
908 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
909 | if (!cmd) { | |
910 | ret = -ENOMEM; | |
911 | goto out; | |
912 | } | |
913 | ||
d0f63b20 LC |
914 | cmd->rx_config_options = cpu_to_le32(wl->rx_config); |
915 | cmd->rx_filter_options = cpu_to_le32(wl->rx_filter); | |
25a7dc6d LC |
916 | /* disconnect reason is not used in immediate disconnections */ |
917 | cmd->type = DISCONNECT_IMMEDIATE; | |
918 | ||
fa867e73 | 919 | ret = wl1271_cmd_send(wl, CMD_DISCONNECT, cmd, sizeof(*cmd), 0); |
25a7dc6d LC |
920 | if (ret < 0) { |
921 | wl1271_error("failed to send disconnect command"); | |
922 | goto out_free; | |
923 | } | |
924 | ||
2f826f55 LC |
925 | ret = wl1271_cmd_wait_for_event(wl, DISCONNECT_EVENT_COMPLETE_ID); |
926 | if (ret < 0) | |
927 | wl1271_error("cmd disconnect event completion error"); | |
928 | ||
25a7dc6d LC |
929 | out_free: |
930 | kfree(cmd); | |
931 | ||
932 | out: | |
933 | return ret; | |
934 | } | |
be86cbea JO |
935 | |
936 | int wl1271_cmd_set_sta_state(struct wl1271 *wl) | |
937 | { | |
938 | struct wl1271_cmd_set_sta_state *cmd; | |
939 | int ret = 0; | |
940 | ||
941 | wl1271_debug(DEBUG_CMD, "cmd set sta state"); | |
942 | ||
943 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
944 | if (!cmd) { | |
945 | ret = -ENOMEM; | |
946 | goto out; | |
947 | } | |
948 | ||
949 | cmd->state = WL1271_CMD_STA_STATE_CONNECTED; | |
950 | ||
951 | ret = wl1271_cmd_send(wl, CMD_SET_STA_STATE, cmd, sizeof(*cmd), 0); | |
952 | if (ret < 0) { | |
953 | wl1271_error("failed to send set STA state command"); | |
954 | goto out_free; | |
955 | } | |
956 | ||
957 | out_free: | |
958 | kfree(cmd); | |
959 | ||
960 | out: | |
961 | return ret; | |
962 | } | |
98bdaabb AN |
963 | |
964 | int wl1271_cmd_start_bss(struct wl1271 *wl) | |
965 | { | |
966 | struct wl1271_cmd_bss_start *cmd; | |
967 | struct ieee80211_bss_conf *bss_conf = &wl->vif->bss_conf; | |
968 | int ret; | |
969 | ||
970 | wl1271_debug(DEBUG_CMD, "cmd start bss"); | |
971 | ||
972 | /* | |
973 | * FIXME: We currently do not support hidden SSID. The real SSID | |
974 | * should be fetched from mac80211 first. | |
975 | */ | |
976 | if (wl->ssid_len == 0) { | |
977 | wl1271_warning("Hidden SSID currently not supported for AP"); | |
978 | ret = -EINVAL; | |
979 | goto out; | |
980 | } | |
981 | ||
982 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
983 | if (!cmd) { | |
984 | ret = -ENOMEM; | |
985 | goto out; | |
986 | } | |
987 | ||
988 | memcpy(cmd->bssid, bss_conf->bssid, ETH_ALEN); | |
989 | ||
1d4801f2 | 990 | cmd->aging_period = cpu_to_le16(WL1271_AP_DEF_INACTIV_SEC); |
98bdaabb AN |
991 | cmd->bss_index = WL1271_AP_BSS_INDEX; |
992 | cmd->global_hlid = WL1271_AP_GLOBAL_HLID; | |
993 | cmd->broadcast_hlid = WL1271_AP_BROADCAST_HLID; | |
994 | cmd->basic_rate_set = cpu_to_le32(wl->basic_rate_set); | |
995 | cmd->beacon_interval = cpu_to_le16(wl->beacon_int); | |
996 | cmd->dtim_interval = bss_conf->dtim_period; | |
997 | cmd->beacon_expiry = WL1271_AP_DEF_BEACON_EXP; | |
998 | cmd->channel = wl->channel; | |
999 | cmd->ssid_len = wl->ssid_len; | |
1000 | cmd->ssid_type = SSID_TYPE_PUBLIC; | |
1001 | memcpy(cmd->ssid, wl->ssid, wl->ssid_len); | |
1002 | ||
1003 | switch (wl->band) { | |
1004 | case IEEE80211_BAND_2GHZ: | |
1005 | cmd->band = RADIO_BAND_2_4GHZ; | |
1006 | break; | |
1007 | case IEEE80211_BAND_5GHZ: | |
1008 | cmd->band = RADIO_BAND_5GHZ; | |
1009 | break; | |
1010 | default: | |
1011 | wl1271_warning("bss start - unknown band: %d", (int)wl->band); | |
1012 | cmd->band = RADIO_BAND_2_4GHZ; | |
1013 | break; | |
1014 | } | |
1015 | ||
1016 | ret = wl1271_cmd_send(wl, CMD_BSS_START, cmd, sizeof(*cmd), 0); | |
1017 | if (ret < 0) { | |
1018 | wl1271_error("failed to initiate cmd start bss"); | |
1019 | goto out_free; | |
1020 | } | |
1021 | ||
1022 | out_free: | |
1023 | kfree(cmd); | |
1024 | ||
1025 | out: | |
1026 | return ret; | |
1027 | } | |
1028 | ||
1029 | int wl1271_cmd_stop_bss(struct wl1271 *wl) | |
1030 | { | |
1031 | struct wl1271_cmd_bss_start *cmd; | |
1032 | int ret; | |
1033 | ||
1034 | wl1271_debug(DEBUG_CMD, "cmd stop bss"); | |
1035 | ||
1036 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
1037 | if (!cmd) { | |
1038 | ret = -ENOMEM; | |
1039 | goto out; | |
1040 | } | |
1041 | ||
1042 | cmd->bss_index = WL1271_AP_BSS_INDEX; | |
1043 | ||
1044 | ret = wl1271_cmd_send(wl, CMD_BSS_STOP, cmd, sizeof(*cmd), 0); | |
1045 | if (ret < 0) { | |
1046 | wl1271_error("failed to initiate cmd stop bss"); | |
1047 | goto out_free; | |
1048 | } | |
1049 | ||
1050 | out_free: | |
1051 | kfree(cmd); | |
1052 | ||
1053 | out: | |
1054 | return ret; | |
1055 | } | |
1056 | ||
1057 | int wl1271_cmd_add_sta(struct wl1271 *wl, struct ieee80211_sta *sta, u8 hlid) | |
1058 | { | |
1059 | struct wl1271_cmd_add_sta *cmd; | |
1060 | int ret; | |
1061 | ||
1062 | wl1271_debug(DEBUG_CMD, "cmd add sta %d", (int)hlid); | |
1063 | ||
1064 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
1065 | if (!cmd) { | |
1066 | ret = -ENOMEM; | |
1067 | goto out; | |
1068 | } | |
1069 | ||
1070 | /* currently we don't support UAPSD */ | |
1071 | cmd->sp_len = 0; | |
1072 | ||
1073 | memcpy(cmd->addr, sta->addr, ETH_ALEN); | |
1074 | cmd->bss_index = WL1271_AP_BSS_INDEX; | |
1075 | cmd->aid = sta->aid; | |
1076 | cmd->hlid = hlid; | |
1077 | ||
1078 | /* | |
1079 | * FIXME: Does STA support QOS? We need to propagate this info from | |
1080 | * hostapd. Currently not that important since this is only used for | |
1081 | * sending the correct flavor of null-data packet in response to a | |
1082 | * trigger. | |
1083 | */ | |
1084 | cmd->wmm = 0; | |
1085 | ||
1086 | cmd->supported_rates = cpu_to_le32(wl1271_tx_enabled_rates_get(wl, | |
1087 | sta->supp_rates[wl->band])); | |
1088 | ||
1089 | wl1271_debug(DEBUG_CMD, "new sta rates: 0x%x", cmd->supported_rates); | |
1090 | ||
1091 | ret = wl1271_cmd_send(wl, CMD_ADD_STA, cmd, sizeof(*cmd), 0); | |
1092 | if (ret < 0) { | |
1093 | wl1271_error("failed to initiate cmd add sta"); | |
1094 | goto out_free; | |
1095 | } | |
1096 | ||
1097 | out_free: | |
1098 | kfree(cmd); | |
1099 | ||
1100 | out: | |
1101 | return ret; | |
1102 | } | |
1103 | ||
1104 | int wl1271_cmd_remove_sta(struct wl1271 *wl, u8 hlid) | |
1105 | { | |
1106 | struct wl1271_cmd_remove_sta *cmd; | |
1107 | int ret; | |
1108 | ||
1109 | wl1271_debug(DEBUG_CMD, "cmd remove sta %d", (int)hlid); | |
1110 | ||
1111 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
1112 | if (!cmd) { | |
1113 | ret = -ENOMEM; | |
1114 | goto out; | |
1115 | } | |
1116 | ||
1117 | cmd->hlid = hlid; | |
1118 | /* We never send a deauth, mac80211 is in charge of this */ | |
1119 | cmd->reason_opcode = 0; | |
1120 | cmd->send_deauth_flag = 0; | |
1121 | ||
1122 | ret = wl1271_cmd_send(wl, CMD_REMOVE_STA, cmd, sizeof(*cmd), 0); | |
1123 | if (ret < 0) { | |
1124 | wl1271_error("failed to initiate cmd remove sta"); | |
1125 | goto out_free; | |
1126 | } | |
1127 | ||
05285cf9 AN |
1128 | /* |
1129 | * We are ok with a timeout here. The event is sometimes not sent | |
1130 | * due to a firmware bug. | |
1131 | */ | |
1132 | wl1271_cmd_wait_for_event_or_timeout(wl, STA_REMOVE_COMPLETE_EVENT_ID); | |
98bdaabb AN |
1133 | |
1134 | out_free: | |
1135 | kfree(cmd); | |
1136 | ||
1137 | out: | |
1138 | return ret; | |
1139 | } |