]>
Commit | Line | Data |
---|---|---|
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); | |
24225b37 | 66 | WARN_ON(test_bit(WL1271_FLAG_IN_ELP, &wl->flags)); |
f5fc0f86 | 67 | |
7b048c52 | 68 | wl1271_write(wl, wl->cmd_box_addr, buf, len, false); |
f5fc0f86 | 69 | |
7b048c52 | 70 | wl1271_write32(wl, ACX_REG_INTERRUPT_TRIG, INTR_TRIG_CMD); |
f5fc0f86 LC |
71 | |
72 | timeout = jiffies + msecs_to_jiffies(WL1271_COMMAND_TIMEOUT); | |
73 | ||
7b048c52 | 74 | intr = wl1271_read32(wl, ACX_REG_INTERRUPT_NO_CLEAR); |
f5fc0f86 LC |
75 | while (!(intr & WL1271_ACX_INTR_CMD_COMPLETE)) { |
76 | if (time_after(jiffies, timeout)) { | |
77 | wl1271_error("command complete timeout"); | |
78 | ret = -ETIMEDOUT; | |
79 | goto out; | |
80 | } | |
81 | ||
bc0f03ea | 82 | poll_count++; |
16092b5c JO |
83 | if (poll_count < WL1271_CMD_FAST_POLL_COUNT) |
84 | udelay(10); | |
85 | else | |
86 | msleep(1); | |
f5fc0f86 | 87 | |
7b048c52 | 88 | intr = wl1271_read32(wl, ACX_REG_INTERRUPT_NO_CLEAR); |
f5fc0f86 LC |
89 | } |
90 | ||
3b775b4b | 91 | /* read back the status code of the command */ |
fa867e73 JO |
92 | if (res_len == 0) |
93 | res_len = sizeof(struct wl1271_cmd_header); | |
7b048c52 | 94 | wl1271_read(wl, wl->cmd_box_addr, cmd, res_len, false); |
3b775b4b | 95 | |
ad150e96 JO |
96 | status = le16_to_cpu(cmd->status); |
97 | if (status != CMD_STATUS_SUCCESS) { | |
98 | wl1271_error("command execute failure %d", status); | |
52b0e7a6 | 99 | ieee80211_queue_work(wl->hw, &wl->recovery_work); |
3b775b4b JO |
100 | ret = -EIO; |
101 | } | |
102 | ||
7b048c52 TP |
103 | wl1271_write32(wl, ACX_REG_INTERRUPT_ACK, |
104 | WL1271_ACX_INTR_CMD_COMPLETE); | |
f5fc0f86 LC |
105 | |
106 | out: | |
107 | return ret; | |
108 | } | |
109 | ||
98b5dd5d LC |
110 | int wl1271_cmd_general_parms(struct wl1271 *wl) |
111 | { | |
112 | struct wl1271_general_parms_cmd *gen_parms; | |
4b34d432 JO |
113 | struct wl1271_ini_general_params *gp = &wl->nvs->general_params; |
114 | bool answer = false; | |
98b5dd5d LC |
115 | int ret; |
116 | ||
152ee6e0 JO |
117 | if (!wl->nvs) |
118 | return -ENODEV; | |
119 | ||
98b5dd5d LC |
120 | gen_parms = kzalloc(sizeof(*gen_parms), GFP_KERNEL); |
121 | if (!gen_parms) | |
122 | return -ENOMEM; | |
123 | ||
124 | gen_parms->test.id = TEST_CMD_INI_FILE_GENERAL_PARAM; | |
125 | ||
4b34d432 JO |
126 | memcpy(&gen_parms->general_params, gp, sizeof(*gp)); |
127 | ||
128 | if (gp->tx_bip_fem_auto_detect) | |
129 | answer = true; | |
76c0f8d3 | 130 | |
4b34d432 JO |
131 | ret = wl1271_cmd_test(wl, gen_parms, sizeof(*gen_parms), answer); |
132 | if (ret < 0) { | |
98b5dd5d | 133 | wl1271_warning("CMD_INI_FILE_GENERAL_PARAM failed"); |
4b34d432 JO |
134 | goto out; |
135 | } | |
98b5dd5d | 136 | |
4b34d432 JO |
137 | gp->tx_bip_fem_manufacturer = |
138 | gen_parms->general_params.tx_bip_fem_manufacturer; | |
139 | ||
140 | wl1271_debug(DEBUG_CMD, "FEM autodetect: %s, manufacturer: %d\n", | |
141 | answer ? "auto" : "manual", gp->tx_bip_fem_manufacturer); | |
142 | ||
143 | out: | |
98b5dd5d LC |
144 | kfree(gen_parms); |
145 | return ret; | |
146 | } | |
147 | ||
148 | int wl1271_cmd_radio_parms(struct wl1271 *wl) | |
149 | { | |
150 | struct wl1271_radio_parms_cmd *radio_parms; | |
e6b190ff | 151 | struct wl1271_ini_general_params *gp = &wl->nvs->general_params; |
152ee6e0 JO |
152 | int ret; |
153 | ||
154 | if (!wl->nvs) | |
155 | return -ENODEV; | |
98b5dd5d LC |
156 | |
157 | radio_parms = kzalloc(sizeof(*radio_parms), GFP_KERNEL); | |
158 | if (!radio_parms) | |
159 | return -ENOMEM; | |
160 | ||
161 | radio_parms->test.id = TEST_CMD_INI_FILE_RADIO_PARAM; | |
162 | ||
a7da74fc | 163 | /* 2.4GHz parameters */ |
eb70eb72 JO |
164 | memcpy(&radio_parms->static_params_2, &wl->nvs->stat_radio_params_2, |
165 | sizeof(struct wl1271_ini_band_params_2)); | |
166 | memcpy(&radio_parms->dyn_params_2, | |
e6b190ff | 167 | &wl->nvs->dyn_radio_params_2[gp->tx_bip_fem_manufacturer].params, |
eb70eb72 | 168 | sizeof(struct wl1271_ini_fem_params_2)); |
152ee6e0 | 169 | |
a7da74fc JO |
170 | /* 5GHz parameters */ |
171 | memcpy(&radio_parms->static_params_5, | |
172 | &wl->nvs->stat_radio_params_5, | |
173 | sizeof(struct wl1271_ini_band_params_5)); | |
174 | memcpy(&radio_parms->dyn_params_5, | |
e6b190ff | 175 | &wl->nvs->dyn_radio_params_5[gp->tx_bip_fem_manufacturer].params, |
a7da74fc | 176 | sizeof(struct wl1271_ini_fem_params_5)); |
98b5dd5d LC |
177 | |
178 | wl1271_dump(DEBUG_CMD, "TEST_CMD_INI_FILE_RADIO_PARAM: ", | |
179 | radio_parms, sizeof(*radio_parms)); | |
180 | ||
181 | ret = wl1271_cmd_test(wl, radio_parms, sizeof(*radio_parms), 0); | |
182 | if (ret < 0) | |
183 | wl1271_warning("CMD_INI_FILE_RADIO_PARAM failed"); | |
184 | ||
185 | kfree(radio_parms); | |
186 | return ret; | |
187 | } | |
188 | ||
644a4860 JO |
189 | int wl1271_cmd_ext_radio_parms(struct wl1271 *wl) |
190 | { | |
191 | struct wl1271_ext_radio_parms_cmd *ext_radio_parms; | |
192 | struct conf_rf_settings *rf = &wl->conf.rf; | |
193 | int ret; | |
194 | ||
195 | if (!wl->nvs) | |
196 | return -ENODEV; | |
197 | ||
198 | ext_radio_parms = kzalloc(sizeof(*ext_radio_parms), GFP_KERNEL); | |
199 | if (!ext_radio_parms) | |
200 | return -ENOMEM; | |
201 | ||
202 | ext_radio_parms->test.id = TEST_CMD_INI_FILE_RF_EXTENDED_PARAM; | |
203 | ||
204 | memcpy(ext_radio_parms->tx_per_channel_power_compensation_2, | |
205 | rf->tx_per_channel_power_compensation_2, | |
206 | CONF_TX_PWR_COMPENSATION_LEN_2); | |
207 | memcpy(ext_radio_parms->tx_per_channel_power_compensation_5, | |
208 | rf->tx_per_channel_power_compensation_5, | |
209 | CONF_TX_PWR_COMPENSATION_LEN_5); | |
210 | ||
211 | wl1271_dump(DEBUG_CMD, "TEST_CMD_INI_FILE_EXT_RADIO_PARAM: ", | |
212 | ext_radio_parms, sizeof(*ext_radio_parms)); | |
213 | ||
214 | ret = wl1271_cmd_test(wl, ext_radio_parms, sizeof(*ext_radio_parms), 0); | |
215 | if (ret < 0) | |
216 | wl1271_warning("TEST_CMD_INI_FILE_RF_EXTENDED_PARAM failed"); | |
217 | ||
218 | kfree(ext_radio_parms); | |
219 | return ret; | |
220 | } | |
221 | ||
99d84c1d LC |
222 | /* |
223 | * Poll the mailbox event field until any of the bits in the mask is set or a | |
224 | * timeout occurs (WL1271_EVENT_TIMEOUT in msecs) | |
225 | */ | |
05285cf9 | 226 | static int wl1271_cmd_wait_for_event_or_timeout(struct wl1271 *wl, u32 mask) |
99d84c1d LC |
227 | { |
228 | u32 events_vector, event; | |
229 | unsigned long timeout; | |
230 | ||
231 | timeout = jiffies + msecs_to_jiffies(WL1271_EVENT_TIMEOUT); | |
232 | ||
233 | do { | |
52b0e7a6 | 234 | if (time_after(jiffies, timeout)) { |
05285cf9 AN |
235 | wl1271_debug(DEBUG_CMD, "timeout waiting for event %d", |
236 | (int)mask); | |
99d84c1d | 237 | return -ETIMEDOUT; |
52b0e7a6 | 238 | } |
99d84c1d LC |
239 | |
240 | msleep(1); | |
241 | ||
242 | /* read from both event fields */ | |
243 | wl1271_read(wl, wl->mbox_ptr[0], &events_vector, | |
244 | sizeof(events_vector), false); | |
245 | event = events_vector & mask; | |
246 | wl1271_read(wl, wl->mbox_ptr[1], &events_vector, | |
247 | sizeof(events_vector), false); | |
248 | event |= events_vector & mask; | |
249 | } while (!event); | |
250 | ||
251 | return 0; | |
252 | } | |
253 | ||
05285cf9 AN |
254 | static int wl1271_cmd_wait_for_event(struct wl1271 *wl, u32 mask) |
255 | { | |
256 | int ret; | |
257 | ||
258 | ret = wl1271_cmd_wait_for_event_or_timeout(wl, mask); | |
259 | if (ret != 0) { | |
260 | ieee80211_queue_work(wl->hw, &wl->recovery_work); | |
261 | return ret; | |
262 | } | |
263 | ||
264 | return 0; | |
265 | } | |
266 | ||
15305498 | 267 | int wl1271_cmd_join(struct wl1271 *wl, u8 bss_type) |
f5fc0f86 | 268 | { |
f5fc0f86 LC |
269 | struct wl1271_cmd_join *join; |
270 | int ret, i; | |
271 | u8 *bssid; | |
272 | ||
f5fc0f86 LC |
273 | join = kzalloc(sizeof(*join), GFP_KERNEL); |
274 | if (!join) { | |
275 | ret = -ENOMEM; | |
276 | goto out; | |
277 | } | |
278 | ||
279 | wl1271_debug(DEBUG_CMD, "cmd join"); | |
280 | ||
281 | /* Reverse order BSSID */ | |
282 | bssid = (u8 *) &join->bssid_lsb; | |
283 | for (i = 0; i < ETH_ALEN; i++) | |
284 | bssid[i] = wl->bssid[ETH_ALEN - i - 1]; | |
285 | ||
d0f63b20 LC |
286 | join->rx_config_options = cpu_to_le32(wl->rx_config); |
287 | join->rx_filter_options = cpu_to_le32(wl->rx_filter); | |
15305498 | 288 | join->bss_type = bss_type; |
23a7a51c | 289 | join->basic_rate_set = cpu_to_le32(wl->basic_rate_set); |
72c2d9e5 | 290 | join->supported_rate_set = cpu_to_le32(wl->rate_set); |
f5fc0f86 | 291 | |
ebba60c6 | 292 | if (wl->band == IEEE80211_BAND_5GHZ) |
a4102645 | 293 | join->bss_type |= WL1271_JOIN_CMD_BSS_TYPE_5GHZ; |
f5fc0f86 | 294 | |
60e84c2e | 295 | join->beacon_interval = cpu_to_le16(wl->beacon_int); |
ae751bab | 296 | join->dtim_interval = WL1271_DEFAULT_DTIM_PERIOD; |
a4102645 | 297 | |
f5fc0f86 LC |
298 | join->channel = wl->channel; |
299 | join->ssid_len = wl->ssid_len; | |
300 | memcpy(join->ssid, wl->ssid, wl->ssid_len); | |
f5fc0f86 LC |
301 | |
302 | join->ctrl |= wl->session_counter << WL1271_JOIN_CMD_TX_SESSION_OFFSET; | |
303 | ||
ac4e4ce5 JO |
304 | /* reset TX security counters */ |
305 | wl->tx_security_last_seq = 0; | |
04e36fc5 | 306 | wl->tx_security_seq = 0; |
f5fc0f86 | 307 | |
72c2d9e5 EP |
308 | wl1271_debug(DEBUG_CMD, "cmd join: basic_rate_set=0x%x, rate_set=0x%x", |
309 | join->basic_rate_set, join->supported_rate_set); | |
310 | ||
fa867e73 | 311 | ret = wl1271_cmd_send(wl, CMD_START_JOIN, join, sizeof(*join), 0); |
f5fc0f86 LC |
312 | if (ret < 0) { |
313 | wl1271_error("failed to initiate cmd join"); | |
314 | goto out_free; | |
315 | } | |
316 | ||
99d84c1d LC |
317 | ret = wl1271_cmd_wait_for_event(wl, JOIN_EVENT_COMPLETE_ID); |
318 | if (ret < 0) | |
319 | wl1271_error("cmd join event completion error"); | |
f5fc0f86 LC |
320 | |
321 | out_free: | |
322 | kfree(join); | |
323 | ||
324 | out: | |
325 | return ret; | |
326 | } | |
327 | ||
328 | /** | |
329 | * send test command to firmware | |
330 | * | |
331 | * @wl: wl struct | |
332 | * @buf: buffer containing the command, with all headers, must work with dma | |
333 | * @len: length of the buffer | |
334 | * @answer: is answer needed | |
335 | */ | |
336 | int wl1271_cmd_test(struct wl1271 *wl, void *buf, size_t buf_len, u8 answer) | |
337 | { | |
338 | int ret; | |
fa867e73 | 339 | size_t res_len = 0; |
f5fc0f86 LC |
340 | |
341 | wl1271_debug(DEBUG_CMD, "cmd test"); | |
342 | ||
fa867e73 JO |
343 | if (answer) |
344 | res_len = buf_len; | |
345 | ||
346 | ret = wl1271_cmd_send(wl, CMD_TEST, buf, buf_len, res_len); | |
f5fc0f86 LC |
347 | |
348 | if (ret < 0) { | |
349 | wl1271_warning("TEST command failed"); | |
350 | return ret; | |
351 | } | |
352 | ||
fa867e73 | 353 | return ret; |
f5fc0f86 LC |
354 | } |
355 | ||
356 | /** | |
357 | * read acx from firmware | |
358 | * | |
359 | * @wl: wl struct | |
360 | * @id: acx id | |
361 | * @buf: buffer for the response, including all headers, must work with dma | |
25985edc | 362 | * @len: length of buf |
f5fc0f86 LC |
363 | */ |
364 | int wl1271_cmd_interrogate(struct wl1271 *wl, u16 id, void *buf, size_t len) | |
365 | { | |
366 | struct acx_header *acx = buf; | |
367 | int ret; | |
368 | ||
369 | wl1271_debug(DEBUG_CMD, "cmd interrogate"); | |
370 | ||
d0f63b20 | 371 | acx->id = cpu_to_le16(id); |
f5fc0f86 LC |
372 | |
373 | /* payload length, does not include any headers */ | |
d0f63b20 | 374 | acx->len = cpu_to_le16(len - sizeof(*acx)); |
f5fc0f86 | 375 | |
fa867e73 JO |
376 | ret = wl1271_cmd_send(wl, CMD_INTERROGATE, acx, sizeof(*acx), len); |
377 | if (ret < 0) | |
f5fc0f86 | 378 | wl1271_error("INTERROGATE command failed"); |
f5fc0f86 | 379 | |
f5fc0f86 LC |
380 | return ret; |
381 | } | |
382 | ||
383 | /** | |
384 | * write acx value to firmware | |
385 | * | |
386 | * @wl: wl struct | |
387 | * @id: acx id | |
388 | * @buf: buffer containing acx, including all headers, must work with dma | |
389 | * @len: length of buf | |
390 | */ | |
391 | int wl1271_cmd_configure(struct wl1271 *wl, u16 id, void *buf, size_t len) | |
392 | { | |
393 | struct acx_header *acx = buf; | |
394 | int ret; | |
395 | ||
396 | wl1271_debug(DEBUG_CMD, "cmd configure"); | |
397 | ||
d0f63b20 | 398 | acx->id = cpu_to_le16(id); |
f5fc0f86 LC |
399 | |
400 | /* payload length, does not include any headers */ | |
d0f63b20 | 401 | acx->len = cpu_to_le16(len - sizeof(*acx)); |
f5fc0f86 | 402 | |
fa867e73 | 403 | ret = wl1271_cmd_send(wl, CMD_CONFIGURE, acx, len, 0); |
f5fc0f86 LC |
404 | if (ret < 0) { |
405 | wl1271_warning("CONFIGURE command NOK"); | |
406 | return ret; | |
407 | } | |
408 | ||
409 | return 0; | |
410 | } | |
411 | ||
94210897 | 412 | int wl1271_cmd_data_path(struct wl1271 *wl, bool enable) |
f5fc0f86 LC |
413 | { |
414 | struct cmd_enabledisable_path *cmd; | |
415 | int ret; | |
416 | u16 cmd_rx, cmd_tx; | |
417 | ||
418 | wl1271_debug(DEBUG_CMD, "cmd data path"); | |
419 | ||
420 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
421 | if (!cmd) { | |
422 | ret = -ENOMEM; | |
423 | goto out; | |
424 | } | |
425 | ||
94210897 LC |
426 | /* the channel here is only used for calibration, so hardcoded to 1 */ |
427 | cmd->channel = 1; | |
f5fc0f86 LC |
428 | |
429 | if (enable) { | |
430 | cmd_rx = CMD_ENABLE_RX; | |
431 | cmd_tx = CMD_ENABLE_TX; | |
432 | } else { | |
433 | cmd_rx = CMD_DISABLE_RX; | |
434 | cmd_tx = CMD_DISABLE_TX; | |
435 | } | |
436 | ||
fa867e73 | 437 | ret = wl1271_cmd_send(wl, cmd_rx, cmd, sizeof(*cmd), 0); |
f5fc0f86 LC |
438 | if (ret < 0) { |
439 | wl1271_error("rx %s cmd for channel %d failed", | |
94210897 | 440 | enable ? "start" : "stop", cmd->channel); |
f5fc0f86 LC |
441 | goto out; |
442 | } | |
443 | ||
444 | wl1271_debug(DEBUG_BOOT, "rx %s cmd channel %d", | |
94210897 | 445 | enable ? "start" : "stop", cmd->channel); |
f5fc0f86 | 446 | |
fa867e73 | 447 | ret = wl1271_cmd_send(wl, cmd_tx, cmd, sizeof(*cmd), 0); |
f5fc0f86 LC |
448 | if (ret < 0) { |
449 | wl1271_error("tx %s cmd for channel %d failed", | |
94210897 | 450 | enable ? "start" : "stop", cmd->channel); |
1b00f2b5 | 451 | goto out; |
f5fc0f86 LC |
452 | } |
453 | ||
454 | wl1271_debug(DEBUG_BOOT, "tx %s cmd channel %d", | |
94210897 | 455 | enable ? "start" : "stop", cmd->channel); |
f5fc0f86 LC |
456 | |
457 | out: | |
458 | kfree(cmd); | |
459 | return ret; | |
460 | } | |
461 | ||
c8bde243 | 462 | int wl1271_cmd_ps_mode(struct wl1271 *wl, u8 ps_mode) |
f5fc0f86 LC |
463 | { |
464 | struct wl1271_cmd_ps_params *ps_params = NULL; | |
465 | int ret = 0; | |
466 | ||
f5fc0f86 LC |
467 | wl1271_debug(DEBUG_CMD, "cmd set ps mode"); |
468 | ||
469 | ps_params = kzalloc(sizeof(*ps_params), GFP_KERNEL); | |
470 | if (!ps_params) { | |
471 | ret = -ENOMEM; | |
472 | goto out; | |
473 | } | |
474 | ||
475 | ps_params->ps_mode = ps_mode; | |
f5fc0f86 LC |
476 | |
477 | ret = wl1271_cmd_send(wl, CMD_SET_PS_MODE, ps_params, | |
fa867e73 | 478 | sizeof(*ps_params), 0); |
f5fc0f86 LC |
479 | if (ret < 0) { |
480 | wl1271_error("cmd set_ps_mode failed"); | |
481 | goto out; | |
482 | } | |
483 | ||
484 | out: | |
485 | kfree(ps_params); | |
486 | return ret; | |
487 | } | |
488 | ||
f5fc0f86 | 489 | int wl1271_cmd_template_set(struct wl1271 *wl, u16 template_id, |
606c1487 | 490 | void *buf, size_t buf_len, int index, u32 rates) |
f5fc0f86 LC |
491 | { |
492 | struct wl1271_cmd_template_set *cmd; | |
493 | int ret = 0; | |
494 | ||
495 | wl1271_debug(DEBUG_CMD, "cmd template_set %d", template_id); | |
496 | ||
497 | WARN_ON(buf_len > WL1271_CMD_TEMPL_MAX_SIZE); | |
498 | buf_len = min_t(size_t, buf_len, WL1271_CMD_TEMPL_MAX_SIZE); | |
499 | ||
500 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
501 | if (!cmd) { | |
502 | ret = -ENOMEM; | |
503 | goto out; | |
504 | } | |
505 | ||
506 | cmd->len = cpu_to_le16(buf_len); | |
507 | cmd->template_type = template_id; | |
606c1487 | 508 | cmd->enabled_rates = cpu_to_le32(rates); |
1e05a818 AN |
509 | cmd->short_retry_limit = wl->conf.tx.tmpl_short_retry_limit; |
510 | cmd->long_retry_limit = wl->conf.tx.tmpl_long_retry_limit; | |
bfb24c9e | 511 | cmd->index = index; |
f5fc0f86 LC |
512 | |
513 | if (buf) | |
514 | memcpy(cmd->template_data, buf, buf_len); | |
515 | ||
fa867e73 | 516 | ret = wl1271_cmd_send(wl, CMD_SET_TEMPLATE, cmd, sizeof(*cmd), 0); |
f5fc0f86 LC |
517 | if (ret < 0) { |
518 | wl1271_warning("cmd set_template failed: %d", ret); | |
519 | goto out_free; | |
520 | } | |
521 | ||
522 | out_free: | |
523 | kfree(cmd); | |
524 | ||
525 | out: | |
526 | return ret; | |
527 | } | |
528 | ||
f5fc0f86 LC |
529 | int wl1271_cmd_build_null_data(struct wl1271 *wl) |
530 | { | |
a0cb7be4 JO |
531 | struct sk_buff *skb = NULL; |
532 | int size; | |
533 | void *ptr; | |
534 | int ret = -ENOMEM; | |
f5fc0f86 | 535 | |
f5fc0f86 | 536 | |
a0cb7be4 JO |
537 | if (wl->bss_type == BSS_TYPE_IBSS) { |
538 | size = sizeof(struct wl12xx_null_data_template); | |
539 | ptr = NULL; | |
540 | } else { | |
541 | skb = ieee80211_nullfunc_get(wl->hw, wl->vif); | |
542 | if (!skb) | |
543 | goto out; | |
544 | size = skb->len; | |
545 | ptr = skb->data; | |
546 | } | |
547 | ||
606c1487 | 548 | ret = wl1271_cmd_template_set(wl, CMD_TEMPL_NULL_DATA, ptr, size, 0, |
8eab7b47 | 549 | wl->basic_rate); |
f5fc0f86 | 550 | |
899e6e65 KV |
551 | out: |
552 | dev_kfree_skb(skb); | |
a0cb7be4 JO |
553 | if (ret) |
554 | wl1271_warning("cmd buld null data failed %d", ret); | |
555 | ||
899e6e65 | 556 | return ret; |
f5fc0f86 LC |
557 | |
558 | } | |
559 | ||
bfb24c9e JO |
560 | int wl1271_cmd_build_klv_null_data(struct wl1271 *wl) |
561 | { | |
562 | struct sk_buff *skb = NULL; | |
563 | int ret = -ENOMEM; | |
564 | ||
565 | skb = ieee80211_nullfunc_get(wl->hw, wl->vif); | |
566 | if (!skb) | |
567 | goto out; | |
568 | ||
569 | ret = wl1271_cmd_template_set(wl, CMD_TEMPL_KLV, | |
570 | skb->data, skb->len, | |
606c1487 | 571 | CMD_TEMPL_KLV_IDX_NULL_DATA, |
8eab7b47 | 572 | wl->basic_rate); |
bfb24c9e JO |
573 | |
574 | out: | |
575 | dev_kfree_skb(skb); | |
576 | if (ret) | |
577 | wl1271_warning("cmd build klv null data failed %d", ret); | |
578 | ||
579 | return ret; | |
580 | ||
581 | } | |
582 | ||
f5fc0f86 LC |
583 | int wl1271_cmd_build_ps_poll(struct wl1271 *wl, u16 aid) |
584 | { | |
899e6e65 KV |
585 | struct sk_buff *skb; |
586 | int ret = 0; | |
c3fea199 | 587 | |
899e6e65 KV |
588 | skb = ieee80211_pspoll_get(wl->hw, wl->vif); |
589 | if (!skb) | |
590 | goto out; | |
f5fc0f86 | 591 | |
899e6e65 | 592 | ret = wl1271_cmd_template_set(wl, CMD_TEMPL_PS_POLL, skb->data, |
849923f4 | 593 | skb->len, 0, wl->basic_rate_set); |
f5fc0f86 | 594 | |
899e6e65 KV |
595 | out: |
596 | dev_kfree_skb(skb); | |
597 | return ret; | |
f5fc0f86 LC |
598 | } |
599 | ||
818e3063 KV |
600 | int wl1271_cmd_build_probe_req(struct wl1271 *wl, |
601 | const u8 *ssid, size_t ssid_len, | |
602 | const u8 *ie, size_t ie_len, u8 band) | |
f5fc0f86 | 603 | { |
818e3063 | 604 | struct sk_buff *skb; |
abb0b3bf | 605 | int ret; |
f5fc0f86 | 606 | |
818e3063 KV |
607 | skb = ieee80211_probereq_get(wl->hw, wl->vif, ssid, ssid_len, |
608 | ie, ie_len); | |
609 | if (!skb) { | |
610 | ret = -ENOMEM; | |
611 | goto out; | |
612 | } | |
613 | ||
614 | wl1271_dump(DEBUG_SCAN, "PROBE REQ: ", skb->data, skb->len); | |
f5fc0f86 | 615 | |
abb0b3bf TP |
616 | if (band == IEEE80211_BAND_2GHZ) |
617 | ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_2_4, | |
606c1487 JO |
618 | skb->data, skb->len, 0, |
619 | wl->conf.tx.basic_rate); | |
abb0b3bf TP |
620 | else |
621 | ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_5, | |
606c1487 JO |
622 | skb->data, skb->len, 0, |
623 | wl->conf.tx.basic_rate_5); | |
818e3063 KV |
624 | |
625 | out: | |
626 | dev_kfree_skb(skb); | |
abb0b3bf | 627 | return ret; |
f5fc0f86 LC |
628 | } |
629 | ||
2f6724b2 JO |
630 | struct sk_buff *wl1271_cmd_build_ap_probe_req(struct wl1271 *wl, |
631 | struct sk_buff *skb) | |
632 | { | |
633 | int ret; | |
634 | ||
635 | if (!skb) | |
636 | skb = ieee80211_ap_probereq_get(wl->hw, wl->vif); | |
637 | if (!skb) | |
638 | goto out; | |
639 | ||
640 | wl1271_dump(DEBUG_SCAN, "AP PROBE REQ: ", skb->data, skb->len); | |
641 | ||
642 | if (wl->band == IEEE80211_BAND_2GHZ) | |
643 | ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_2_4, | |
644 | skb->data, skb->len, 0, | |
645 | wl->conf.tx.basic_rate); | |
646 | else | |
647 | ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_5, | |
648 | skb->data, skb->len, 0, | |
649 | wl->conf.tx.basic_rate_5); | |
650 | ||
651 | if (ret < 0) | |
652 | wl1271_error("Unable to set ap probe request template."); | |
653 | ||
654 | out: | |
655 | return skb; | |
656 | } | |
657 | ||
c5312772 EP |
658 | int wl1271_cmd_build_arp_rsp(struct wl1271 *wl, __be32 ip_addr) |
659 | { | |
660 | int ret; | |
661 | struct wl12xx_arp_rsp_template tmpl; | |
662 | struct ieee80211_hdr_3addr *hdr; | |
663 | struct arphdr *arp_hdr; | |
664 | ||
665 | memset(&tmpl, 0, sizeof(tmpl)); | |
666 | ||
667 | /* mac80211 header */ | |
668 | hdr = &tmpl.hdr; | |
669 | hdr->frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA | | |
670 | IEEE80211_STYPE_DATA | | |
671 | IEEE80211_FCTL_TODS); | |
672 | memcpy(hdr->addr1, wl->vif->bss_conf.bssid, ETH_ALEN); | |
673 | memcpy(hdr->addr2, wl->vif->addr, ETH_ALEN); | |
674 | memset(hdr->addr3, 0xff, ETH_ALEN); | |
675 | ||
676 | /* llc layer */ | |
677 | memcpy(tmpl.llc_hdr, rfc1042_header, sizeof(rfc1042_header)); | |
6177eaea | 678 | tmpl.llc_type = cpu_to_be16(ETH_P_ARP); |
c5312772 EP |
679 | |
680 | /* arp header */ | |
681 | arp_hdr = &tmpl.arp_hdr; | |
6177eaea EP |
682 | arp_hdr->ar_hrd = cpu_to_be16(ARPHRD_ETHER); |
683 | arp_hdr->ar_pro = cpu_to_be16(ETH_P_IP); | |
c5312772 EP |
684 | arp_hdr->ar_hln = ETH_ALEN; |
685 | arp_hdr->ar_pln = 4; | |
6177eaea | 686 | arp_hdr->ar_op = cpu_to_be16(ARPOP_REPLY); |
c5312772 EP |
687 | |
688 | /* arp payload */ | |
689 | memcpy(tmpl.sender_hw, wl->vif->addr, ETH_ALEN); | |
690 | tmpl.sender_ip = ip_addr; | |
691 | ||
692 | ret = wl1271_cmd_template_set(wl, CMD_TEMPL_ARP_RSP, | |
693 | &tmpl, sizeof(tmpl), 0, | |
694 | wl->basic_rate); | |
695 | ||
696 | return ret; | |
697 | } | |
698 | ||
023e0826 KV |
699 | int wl1271_build_qos_null_data(struct wl1271 *wl) |
700 | { | |
701 | struct ieee80211_qos_hdr template; | |
702 | ||
703 | memset(&template, 0, sizeof(template)); | |
704 | ||
705 | memcpy(template.addr1, wl->bssid, ETH_ALEN); | |
706 | memcpy(template.addr2, wl->mac_addr, ETH_ALEN); | |
707 | memcpy(template.addr3, wl->bssid, ETH_ALEN); | |
708 | ||
709 | template.frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA | | |
710 | IEEE80211_STYPE_QOS_NULLFUNC | | |
711 | IEEE80211_FCTL_TODS); | |
712 | ||
713 | /* FIXME: not sure what priority to use here */ | |
714 | template.qos_ctrl = cpu_to_le16(0); | |
715 | ||
716 | return wl1271_cmd_template_set(wl, CMD_TEMPL_QOS_NULL_DATA, &template, | |
606c1487 | 717 | sizeof(template), 0, |
8eab7b47 | 718 | wl->basic_rate); |
023e0826 KV |
719 | } |
720 | ||
98bdaabb | 721 | int wl1271_cmd_set_sta_default_wep_key(struct wl1271 *wl, u8 id) |
f5fc0f86 | 722 | { |
98bdaabb | 723 | struct wl1271_cmd_set_sta_keys *cmd; |
f5fc0f86 LC |
724 | int ret = 0; |
725 | ||
726 | wl1271_debug(DEBUG_CMD, "cmd set_default_wep_key %d", id); | |
727 | ||
728 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
729 | if (!cmd) { | |
730 | ret = -ENOMEM; | |
731 | goto out; | |
732 | } | |
733 | ||
734 | cmd->id = id; | |
d0f63b20 | 735 | cmd->key_action = cpu_to_le16(KEY_SET_ID); |
f5fc0f86 LC |
736 | cmd->key_type = KEY_WEP; |
737 | ||
fa867e73 | 738 | ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0); |
f5fc0f86 LC |
739 | if (ret < 0) { |
740 | wl1271_warning("cmd set_default_wep_key failed: %d", ret); | |
741 | goto out; | |
742 | } | |
743 | ||
744 | out: | |
745 | kfree(cmd); | |
746 | ||
747 | return ret; | |
748 | } | |
749 | ||
98bdaabb AN |
750 | int wl1271_cmd_set_ap_default_wep_key(struct wl1271 *wl, u8 id) |
751 | { | |
752 | struct wl1271_cmd_set_ap_keys *cmd; | |
753 | int ret = 0; | |
754 | ||
755 | wl1271_debug(DEBUG_CMD, "cmd set_ap_default_wep_key %d", id); | |
756 | ||
757 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
758 | if (!cmd) { | |
759 | ret = -ENOMEM; | |
760 | goto out; | |
761 | } | |
762 | ||
763 | cmd->hlid = WL1271_AP_BROADCAST_HLID; | |
764 | cmd->key_id = id; | |
765 | cmd->lid_key_type = WEP_DEFAULT_LID_TYPE; | |
766 | cmd->key_action = cpu_to_le16(KEY_SET_ID); | |
767 | cmd->key_type = KEY_WEP; | |
768 | ||
769 | ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0); | |
770 | if (ret < 0) { | |
771 | wl1271_warning("cmd set_ap_default_wep_key failed: %d", ret); | |
772 | goto out; | |
773 | } | |
774 | ||
775 | out: | |
776 | kfree(cmd); | |
777 | ||
778 | return ret; | |
779 | } | |
780 | ||
781 | int wl1271_cmd_set_sta_key(struct wl1271 *wl, u16 action, u8 id, u8 key_type, | |
ac4e4ce5 JO |
782 | u8 key_size, const u8 *key, const u8 *addr, |
783 | u32 tx_seq_32, u16 tx_seq_16) | |
f5fc0f86 | 784 | { |
98bdaabb | 785 | struct wl1271_cmd_set_sta_keys *cmd; |
f5fc0f86 LC |
786 | int ret = 0; |
787 | ||
788 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
789 | if (!cmd) { | |
790 | ret = -ENOMEM; | |
791 | goto out; | |
792 | } | |
793 | ||
794 | if (key_type != KEY_WEP) | |
795 | memcpy(cmd->addr, addr, ETH_ALEN); | |
796 | ||
d0f63b20 | 797 | cmd->key_action = cpu_to_le16(action); |
f5fc0f86 LC |
798 | cmd->key_size = key_size; |
799 | cmd->key_type = key_type; | |
800 | ||
d0f63b20 LC |
801 | cmd->ac_seq_num16[0] = cpu_to_le16(tx_seq_16); |
802 | cmd->ac_seq_num32[0] = cpu_to_le32(tx_seq_32); | |
ac4e4ce5 | 803 | |
f5fc0f86 LC |
804 | /* we have only one SSID profile */ |
805 | cmd->ssid_profile = 0; | |
806 | ||
807 | cmd->id = id; | |
808 | ||
f5fc0f86 LC |
809 | if (key_type == KEY_TKIP) { |
810 | /* | |
811 | * We get the key in the following form: | |
812 | * TKIP (16 bytes) - TX MIC (8 bytes) - RX MIC (8 bytes) | |
813 | * but the target is expecting: | |
814 | * TKIP - RX MIC - TX MIC | |
815 | */ | |
816 | memcpy(cmd->key, key, 16); | |
817 | memcpy(cmd->key + 16, key + 24, 8); | |
818 | memcpy(cmd->key + 24, key + 16, 8); | |
819 | ||
820 | } else { | |
821 | memcpy(cmd->key, key, key_size); | |
822 | } | |
823 | ||
824 | wl1271_dump(DEBUG_CRYPT, "TARGET KEY: ", cmd, sizeof(*cmd)); | |
825 | ||
fa867e73 | 826 | ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0); |
f5fc0f86 LC |
827 | if (ret < 0) { |
828 | wl1271_warning("could not set keys"); | |
152ee6e0 | 829 | goto out; |
f5fc0f86 LC |
830 | } |
831 | ||
832 | out: | |
833 | kfree(cmd); | |
834 | ||
835 | return ret; | |
836 | } | |
25a7dc6d | 837 | |
98bdaabb AN |
838 | int wl1271_cmd_set_ap_key(struct wl1271 *wl, u16 action, u8 id, u8 key_type, |
839 | u8 key_size, const u8 *key, u8 hlid, u32 tx_seq_32, | |
840 | u16 tx_seq_16) | |
841 | { | |
842 | struct wl1271_cmd_set_ap_keys *cmd; | |
843 | int ret = 0; | |
844 | u8 lid_type; | |
845 | ||
846 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
847 | if (!cmd) | |
848 | return -ENOMEM; | |
849 | ||
850 | if (hlid == WL1271_AP_BROADCAST_HLID) { | |
851 | if (key_type == KEY_WEP) | |
852 | lid_type = WEP_DEFAULT_LID_TYPE; | |
853 | else | |
854 | lid_type = BROADCAST_LID_TYPE; | |
855 | } else { | |
856 | lid_type = UNICAST_LID_TYPE; | |
857 | } | |
858 | ||
859 | wl1271_debug(DEBUG_CRYPT, "ap key action: %d id: %d lid: %d type: %d" | |
860 | " hlid: %d", (int)action, (int)id, (int)lid_type, | |
861 | (int)key_type, (int)hlid); | |
862 | ||
863 | cmd->lid_key_type = lid_type; | |
864 | cmd->hlid = hlid; | |
865 | cmd->key_action = cpu_to_le16(action); | |
866 | cmd->key_size = key_size; | |
867 | cmd->key_type = key_type; | |
868 | cmd->key_id = id; | |
869 | cmd->ac_seq_num16[0] = cpu_to_le16(tx_seq_16); | |
870 | cmd->ac_seq_num32[0] = cpu_to_le32(tx_seq_32); | |
871 | ||
872 | if (key_type == KEY_TKIP) { | |
873 | /* | |
874 | * We get the key in the following form: | |
875 | * TKIP (16 bytes) - TX MIC (8 bytes) - RX MIC (8 bytes) | |
876 | * but the target is expecting: | |
877 | * TKIP - RX MIC - TX MIC | |
878 | */ | |
879 | memcpy(cmd->key, key, 16); | |
880 | memcpy(cmd->key + 16, key + 24, 8); | |
881 | memcpy(cmd->key + 24, key + 16, 8); | |
882 | } else { | |
883 | memcpy(cmd->key, key, key_size); | |
884 | } | |
885 | ||
886 | wl1271_dump(DEBUG_CRYPT, "TARGET AP KEY: ", cmd, sizeof(*cmd)); | |
887 | ||
888 | ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0); | |
889 | if (ret < 0) { | |
890 | wl1271_warning("could not set ap keys"); | |
891 | goto out; | |
892 | } | |
893 | ||
894 | out: | |
895 | kfree(cmd); | |
896 | return ret; | |
897 | } | |
898 | ||
25a7dc6d LC |
899 | int wl1271_cmd_disconnect(struct wl1271 *wl) |
900 | { | |
901 | struct wl1271_cmd_disconnect *cmd; | |
902 | int ret = 0; | |
903 | ||
904 | wl1271_debug(DEBUG_CMD, "cmd disconnect"); | |
905 | ||
906 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
907 | if (!cmd) { | |
908 | ret = -ENOMEM; | |
909 | goto out; | |
910 | } | |
911 | ||
d0f63b20 LC |
912 | cmd->rx_config_options = cpu_to_le32(wl->rx_config); |
913 | cmd->rx_filter_options = cpu_to_le32(wl->rx_filter); | |
25a7dc6d LC |
914 | /* disconnect reason is not used in immediate disconnections */ |
915 | cmd->type = DISCONNECT_IMMEDIATE; | |
916 | ||
fa867e73 | 917 | ret = wl1271_cmd_send(wl, CMD_DISCONNECT, cmd, sizeof(*cmd), 0); |
25a7dc6d LC |
918 | if (ret < 0) { |
919 | wl1271_error("failed to send disconnect command"); | |
920 | goto out_free; | |
921 | } | |
922 | ||
2f826f55 LC |
923 | ret = wl1271_cmd_wait_for_event(wl, DISCONNECT_EVENT_COMPLETE_ID); |
924 | if (ret < 0) | |
925 | wl1271_error("cmd disconnect event completion error"); | |
926 | ||
25a7dc6d LC |
927 | out_free: |
928 | kfree(cmd); | |
929 | ||
930 | out: | |
931 | return ret; | |
932 | } | |
be86cbea JO |
933 | |
934 | int wl1271_cmd_set_sta_state(struct wl1271 *wl) | |
935 | { | |
936 | struct wl1271_cmd_set_sta_state *cmd; | |
937 | int ret = 0; | |
938 | ||
939 | wl1271_debug(DEBUG_CMD, "cmd set sta state"); | |
940 | ||
941 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
942 | if (!cmd) { | |
943 | ret = -ENOMEM; | |
944 | goto out; | |
945 | } | |
946 | ||
947 | cmd->state = WL1271_CMD_STA_STATE_CONNECTED; | |
948 | ||
949 | ret = wl1271_cmd_send(wl, CMD_SET_STA_STATE, cmd, sizeof(*cmd), 0); | |
950 | if (ret < 0) { | |
951 | wl1271_error("failed to send set STA state command"); | |
952 | goto out_free; | |
953 | } | |
954 | ||
955 | out_free: | |
956 | kfree(cmd); | |
957 | ||
958 | out: | |
959 | return ret; | |
960 | } | |
98bdaabb AN |
961 | |
962 | int wl1271_cmd_start_bss(struct wl1271 *wl) | |
963 | { | |
964 | struct wl1271_cmd_bss_start *cmd; | |
965 | struct ieee80211_bss_conf *bss_conf = &wl->vif->bss_conf; | |
966 | int ret; | |
967 | ||
968 | wl1271_debug(DEBUG_CMD, "cmd start bss"); | |
969 | ||
970 | /* | |
971 | * FIXME: We currently do not support hidden SSID. The real SSID | |
972 | * should be fetched from mac80211 first. | |
973 | */ | |
974 | if (wl->ssid_len == 0) { | |
975 | wl1271_warning("Hidden SSID currently not supported for AP"); | |
976 | ret = -EINVAL; | |
977 | goto out; | |
978 | } | |
979 | ||
980 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
981 | if (!cmd) { | |
982 | ret = -ENOMEM; | |
983 | goto out; | |
984 | } | |
985 | ||
986 | memcpy(cmd->bssid, bss_conf->bssid, ETH_ALEN); | |
987 | ||
1d4801f2 | 988 | cmd->aging_period = cpu_to_le16(WL1271_AP_DEF_INACTIV_SEC); |
98bdaabb AN |
989 | cmd->bss_index = WL1271_AP_BSS_INDEX; |
990 | cmd->global_hlid = WL1271_AP_GLOBAL_HLID; | |
991 | cmd->broadcast_hlid = WL1271_AP_BROADCAST_HLID; | |
992 | cmd->basic_rate_set = cpu_to_le32(wl->basic_rate_set); | |
993 | cmd->beacon_interval = cpu_to_le16(wl->beacon_int); | |
994 | cmd->dtim_interval = bss_conf->dtim_period; | |
995 | cmd->beacon_expiry = WL1271_AP_DEF_BEACON_EXP; | |
996 | cmd->channel = wl->channel; | |
997 | cmd->ssid_len = wl->ssid_len; | |
998 | cmd->ssid_type = SSID_TYPE_PUBLIC; | |
999 | memcpy(cmd->ssid, wl->ssid, wl->ssid_len); | |
1000 | ||
1001 | switch (wl->band) { | |
1002 | case IEEE80211_BAND_2GHZ: | |
1003 | cmd->band = RADIO_BAND_2_4GHZ; | |
1004 | break; | |
1005 | case IEEE80211_BAND_5GHZ: | |
1006 | cmd->band = RADIO_BAND_5GHZ; | |
1007 | break; | |
1008 | default: | |
1009 | wl1271_warning("bss start - unknown band: %d", (int)wl->band); | |
1010 | cmd->band = RADIO_BAND_2_4GHZ; | |
1011 | break; | |
1012 | } | |
1013 | ||
1014 | ret = wl1271_cmd_send(wl, CMD_BSS_START, cmd, sizeof(*cmd), 0); | |
1015 | if (ret < 0) { | |
1016 | wl1271_error("failed to initiate cmd start bss"); | |
1017 | goto out_free; | |
1018 | } | |
1019 | ||
1020 | out_free: | |
1021 | kfree(cmd); | |
1022 | ||
1023 | out: | |
1024 | return ret; | |
1025 | } | |
1026 | ||
1027 | int wl1271_cmd_stop_bss(struct wl1271 *wl) | |
1028 | { | |
1029 | struct wl1271_cmd_bss_start *cmd; | |
1030 | int ret; | |
1031 | ||
1032 | wl1271_debug(DEBUG_CMD, "cmd stop bss"); | |
1033 | ||
1034 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
1035 | if (!cmd) { | |
1036 | ret = -ENOMEM; | |
1037 | goto out; | |
1038 | } | |
1039 | ||
1040 | cmd->bss_index = WL1271_AP_BSS_INDEX; | |
1041 | ||
1042 | ret = wl1271_cmd_send(wl, CMD_BSS_STOP, cmd, sizeof(*cmd), 0); | |
1043 | if (ret < 0) { | |
1044 | wl1271_error("failed to initiate cmd stop bss"); | |
1045 | goto out_free; | |
1046 | } | |
1047 | ||
1048 | out_free: | |
1049 | kfree(cmd); | |
1050 | ||
1051 | out: | |
1052 | return ret; | |
1053 | } | |
1054 | ||
1055 | int wl1271_cmd_add_sta(struct wl1271 *wl, struct ieee80211_sta *sta, u8 hlid) | |
1056 | { | |
1057 | struct wl1271_cmd_add_sta *cmd; | |
1058 | int ret; | |
1059 | ||
1060 | wl1271_debug(DEBUG_CMD, "cmd add sta %d", (int)hlid); | |
1061 | ||
1062 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
1063 | if (!cmd) { | |
1064 | ret = -ENOMEM; | |
1065 | goto out; | |
1066 | } | |
1067 | ||
1068 | /* currently we don't support UAPSD */ | |
1069 | cmd->sp_len = 0; | |
1070 | ||
1071 | memcpy(cmd->addr, sta->addr, ETH_ALEN); | |
1072 | cmd->bss_index = WL1271_AP_BSS_INDEX; | |
1073 | cmd->aid = sta->aid; | |
1074 | cmd->hlid = hlid; | |
1075 | ||
1076 | /* | |
1077 | * FIXME: Does STA support QOS? We need to propagate this info from | |
1078 | * hostapd. Currently not that important since this is only used for | |
1079 | * sending the correct flavor of null-data packet in response to a | |
1080 | * trigger. | |
1081 | */ | |
1082 | cmd->wmm = 0; | |
1083 | ||
1084 | cmd->supported_rates = cpu_to_le32(wl1271_tx_enabled_rates_get(wl, | |
1085 | sta->supp_rates[wl->band])); | |
1086 | ||
1087 | wl1271_debug(DEBUG_CMD, "new sta rates: 0x%x", cmd->supported_rates); | |
1088 | ||
1089 | ret = wl1271_cmd_send(wl, CMD_ADD_STA, cmd, sizeof(*cmd), 0); | |
1090 | if (ret < 0) { | |
1091 | wl1271_error("failed to initiate cmd add sta"); | |
1092 | goto out_free; | |
1093 | } | |
1094 | ||
1095 | out_free: | |
1096 | kfree(cmd); | |
1097 | ||
1098 | out: | |
1099 | return ret; | |
1100 | } | |
1101 | ||
1102 | int wl1271_cmd_remove_sta(struct wl1271 *wl, u8 hlid) | |
1103 | { | |
1104 | struct wl1271_cmd_remove_sta *cmd; | |
1105 | int ret; | |
1106 | ||
1107 | wl1271_debug(DEBUG_CMD, "cmd remove sta %d", (int)hlid); | |
1108 | ||
1109 | cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); | |
1110 | if (!cmd) { | |
1111 | ret = -ENOMEM; | |
1112 | goto out; | |
1113 | } | |
1114 | ||
1115 | cmd->hlid = hlid; | |
1116 | /* We never send a deauth, mac80211 is in charge of this */ | |
1117 | cmd->reason_opcode = 0; | |
1118 | cmd->send_deauth_flag = 0; | |
1119 | ||
1120 | ret = wl1271_cmd_send(wl, CMD_REMOVE_STA, cmd, sizeof(*cmd), 0); | |
1121 | if (ret < 0) { | |
1122 | wl1271_error("failed to initiate cmd remove sta"); | |
1123 | goto out_free; | |
1124 | } | |
1125 | ||
05285cf9 AN |
1126 | /* |
1127 | * We are ok with a timeout here. The event is sometimes not sent | |
1128 | * due to a firmware bug. | |
1129 | */ | |
1130 | wl1271_cmd_wait_for_event_or_timeout(wl, STA_REMOVE_COMPLETE_EVENT_ID); | |
98bdaabb AN |
1131 | |
1132 | out_free: | |
1133 | kfree(cmd); | |
1134 | ||
1135 | out: | |
1136 | return ret; | |
1137 | } |