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8ca151b5 JB |
1 | /****************************************************************************** |
2 | * | |
3 | * This file is provided under a dual BSD/GPLv2 license. When using or | |
4 | * redistributing this file, you may do so under either license. | |
5 | * | |
6 | * GPL LICENSE SUMMARY | |
7 | * | |
51368bf7 | 8 | * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. |
8b4139dc | 9 | * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH |
8ca151b5 JB |
10 | * |
11 | * This program is free software; you can redistribute it and/or modify | |
12 | * it under the terms of version 2 of the GNU General Public License as | |
13 | * published by the Free Software Foundation. | |
14 | * | |
15 | * This program is distributed in the hope that it will be useful, but | |
16 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
18 | * General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU General Public License | |
21 | * along with this program; if not, write to the Free Software | |
22 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, | |
23 | * USA | |
24 | * | |
25 | * The full GNU General Public License is included in this distribution | |
410dc5aa | 26 | * in the file called COPYING. |
8ca151b5 JB |
27 | * |
28 | * Contact Information: | |
29 | * Intel Linux Wireless <ilw@linux.intel.com> | |
30 | * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 | |
31 | * | |
32 | * BSD LICENSE | |
33 | * | |
51368bf7 | 34 | * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. |
8b4139dc | 35 | * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH |
8ca151b5 JB |
36 | * All rights reserved. |
37 | * | |
38 | * Redistribution and use in source and binary forms, with or without | |
39 | * modification, are permitted provided that the following conditions | |
40 | * are met: | |
41 | * | |
42 | * * Redistributions of source code must retain the above copyright | |
43 | * notice, this list of conditions and the following disclaimer. | |
44 | * * Redistributions in binary form must reproduce the above copyright | |
45 | * notice, this list of conditions and the following disclaimer in | |
46 | * the documentation and/or other materials provided with the | |
47 | * distribution. | |
48 | * * Neither the name Intel Corporation nor the names of its | |
49 | * contributors may be used to endorse or promote products derived | |
50 | * from this software without specific prior written permission. | |
51 | * | |
52 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
53 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
54 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
55 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
56 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
57 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
58 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
59 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
60 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
61 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
62 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
63 | * | |
64 | *****************************************************************************/ | |
65 | #include <net/mac80211.h> | |
66 | ||
67 | #include "iwl-trans.h" | |
68 | #include "iwl-op-mode.h" | |
69 | #include "iwl-fw.h" | |
70 | #include "iwl-debug.h" | |
71 | #include "iwl-csr.h" /* for iwl_mvm_rx_card_state_notif */ | |
72 | #include "iwl-io.h" /* for iwl_mvm_rx_card_state_notif */ | |
73 | #include "iwl-eeprom-parse.h" | |
74 | ||
75 | #include "mvm.h" | |
76 | #include "iwl-phy-db.h" | |
77 | ||
78 | #define MVM_UCODE_ALIVE_TIMEOUT HZ | |
79 | #define MVM_UCODE_CALIB_TIMEOUT (2*HZ) | |
80 | ||
81 | #define UCODE_VALID_OK cpu_to_le32(0x1) | |
82 | ||
8ca151b5 JB |
83 | struct iwl_mvm_alive_data { |
84 | bool valid; | |
85 | u32 scd_base_addr; | |
86 | }; | |
87 | ||
88 | static inline const struct fw_img * | |
89 | iwl_get_ucode_image(struct iwl_mvm *mvm, enum iwl_ucode_type ucode_type) | |
90 | { | |
91 | if (ucode_type >= IWL_UCODE_TYPE_MAX) | |
92 | return NULL; | |
93 | ||
94 | return &mvm->fw->img[ucode_type]; | |
95 | } | |
96 | ||
97 | static int iwl_send_tx_ant_cfg(struct iwl_mvm *mvm, u8 valid_tx_ant) | |
98 | { | |
99 | struct iwl_tx_ant_cfg_cmd tx_ant_cmd = { | |
100 | .valid = cpu_to_le32(valid_tx_ant), | |
101 | }; | |
102 | ||
33223542 | 103 | IWL_DEBUG_FW(mvm, "select valid tx ant: %u\n", valid_tx_ant); |
a1022927 | 104 | return iwl_mvm_send_cmd_pdu(mvm, TX_ANT_CONFIGURATION_CMD, 0, |
8ca151b5 JB |
105 | sizeof(tx_ant_cmd), &tx_ant_cmd); |
106 | } | |
107 | ||
108 | static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait, | |
109 | struct iwl_rx_packet *pkt, void *data) | |
110 | { | |
111 | struct iwl_mvm *mvm = | |
112 | container_of(notif_wait, struct iwl_mvm, notif_wait); | |
113 | struct iwl_mvm_alive_data *alive_data = data; | |
114 | struct mvm_alive_resp *palive; | |
01a9ca51 EH |
115 | struct mvm_alive_resp_ver2 *palive2; |
116 | ||
117 | if (iwl_rx_packet_payload_len(pkt) == sizeof(*palive)) { | |
118 | palive = (void *)pkt->data; | |
119 | ||
120 | mvm->support_umac_log = false; | |
121 | mvm->error_event_table = | |
122 | le32_to_cpu(palive->error_event_table_ptr); | |
123 | mvm->log_event_table = le32_to_cpu(palive->log_event_table_ptr); | |
124 | alive_data->scd_base_addr = le32_to_cpu(palive->scd_base_ptr); | |
125 | ||
126 | alive_data->valid = le16_to_cpu(palive->status) == | |
127 | IWL_ALIVE_STATUS_OK; | |
128 | IWL_DEBUG_FW(mvm, | |
129 | "Alive VER1 ucode status 0x%04x revision 0x%01X 0x%01X flags 0x%01X\n", | |
130 | le16_to_cpu(palive->status), palive->ver_type, | |
131 | palive->ver_subtype, palive->flags); | |
132 | } else { | |
133 | palive2 = (void *)pkt->data; | |
134 | ||
01a9ca51 EH |
135 | mvm->error_event_table = |
136 | le32_to_cpu(palive2->error_event_table_ptr); | |
137 | mvm->log_event_table = | |
138 | le32_to_cpu(palive2->log_event_table_ptr); | |
139 | alive_data->scd_base_addr = le32_to_cpu(palive2->scd_base_ptr); | |
140 | mvm->umac_error_event_table = | |
141 | le32_to_cpu(palive2->error_info_addr); | |
91479b64 EH |
142 | mvm->sf_space.addr = le32_to_cpu(palive2->st_fwrd_addr); |
143 | mvm->sf_space.size = le32_to_cpu(palive2->st_fwrd_size); | |
01a9ca51 EH |
144 | |
145 | alive_data->valid = le16_to_cpu(palive2->status) == | |
146 | IWL_ALIVE_STATUS_OK; | |
ffa70264 EG |
147 | if (mvm->umac_error_event_table) |
148 | mvm->support_umac_log = true; | |
149 | ||
01a9ca51 EH |
150 | IWL_DEBUG_FW(mvm, |
151 | "Alive VER2 ucode status 0x%04x revision 0x%01X 0x%01X flags 0x%01X\n", | |
152 | le16_to_cpu(palive2->status), palive2->ver_type, | |
153 | palive2->ver_subtype, palive2->flags); | |
154 | ||
155 | IWL_DEBUG_FW(mvm, | |
156 | "UMAC version: Major - 0x%x, Minor - 0x%x\n", | |
157 | palive2->umac_major, palive2->umac_minor); | |
158 | } | |
8ca151b5 JB |
159 | |
160 | return true; | |
161 | } | |
162 | ||
163 | static bool iwl_wait_phy_db_entry(struct iwl_notif_wait_data *notif_wait, | |
164 | struct iwl_rx_packet *pkt, void *data) | |
165 | { | |
166 | struct iwl_phy_db *phy_db = data; | |
167 | ||
168 | if (pkt->hdr.cmd != CALIB_RES_NOTIF_PHY_DB) { | |
169 | WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF); | |
170 | return true; | |
171 | } | |
172 | ||
173 | WARN_ON(iwl_phy_db_set_section(phy_db, pkt, GFP_ATOMIC)); | |
174 | ||
175 | return false; | |
176 | } | |
177 | ||
178 | static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm, | |
179 | enum iwl_ucode_type ucode_type) | |
180 | { | |
181 | struct iwl_notification_wait alive_wait; | |
182 | struct iwl_mvm_alive_data alive_data; | |
183 | const struct fw_img *fw; | |
184 | int ret, i; | |
185 | enum iwl_ucode_type old_type = mvm->cur_ucode; | |
186 | static const u8 alive_cmd[] = { MVM_ALIVE }; | |
91479b64 | 187 | struct iwl_sf_region st_fwrd_space; |
8ca151b5 | 188 | |
8ca151b5 | 189 | fw = iwl_get_ucode_image(mvm, ucode_type); |
befe9b6f | 190 | if (WARN_ON(!fw)) |
8ca151b5 | 191 | return -EINVAL; |
befe9b6f JB |
192 | mvm->cur_ucode = ucode_type; |
193 | mvm->ucode_loaded = false; | |
8ca151b5 JB |
194 | |
195 | iwl_init_notification_wait(&mvm->notif_wait, &alive_wait, | |
196 | alive_cmd, ARRAY_SIZE(alive_cmd), | |
197 | iwl_alive_fn, &alive_data); | |
198 | ||
199 | ret = iwl_trans_start_fw(mvm->trans, fw, ucode_type == IWL_UCODE_INIT); | |
200 | if (ret) { | |
201 | mvm->cur_ucode = old_type; | |
202 | iwl_remove_notification(&mvm->notif_wait, &alive_wait); | |
203 | return ret; | |
204 | } | |
205 | ||
206 | /* | |
207 | * Some things may run in the background now, but we | |
208 | * just wait for the ALIVE notification here. | |
209 | */ | |
210 | ret = iwl_wait_notification(&mvm->notif_wait, &alive_wait, | |
211 | MVM_UCODE_ALIVE_TIMEOUT); | |
212 | if (ret) { | |
213 | mvm->cur_ucode = old_type; | |
214 | return ret; | |
215 | } | |
216 | ||
217 | if (!alive_data.valid) { | |
218 | IWL_ERR(mvm, "Loaded ucode is not valid!\n"); | |
219 | mvm->cur_ucode = old_type; | |
220 | return -EIO; | |
221 | } | |
222 | ||
91479b64 EH |
223 | /* |
224 | * update the sdio allocation according to the pointer we get in the | |
225 | * alive notification. | |
226 | */ | |
227 | st_fwrd_space.addr = mvm->sf_space.addr; | |
228 | st_fwrd_space.size = mvm->sf_space.size; | |
229 | ret = iwl_trans_update_sf(mvm->trans, &st_fwrd_space); | |
82e8aea0 ES |
230 | if (ret) { |
231 | IWL_ERR(mvm, "Failed to update SF size. ret %d\n", ret); | |
232 | return ret; | |
233 | } | |
91479b64 | 234 | |
8ca151b5 JB |
235 | iwl_trans_fw_alive(mvm->trans, alive_data.scd_base_addr); |
236 | ||
237 | /* | |
238 | * Note: all the queues are enabled as part of the interface | |
239 | * initialization, but in firmware restart scenarios they | |
240 | * could be stopped, so wake them up. In firmware restart, | |
241 | * mac80211 will have the queues stopped as well until the | |
242 | * reconfiguration completes. During normal startup, they | |
243 | * will be empty. | |
244 | */ | |
245 | ||
246 | for (i = 0; i < IWL_MAX_HW_QUEUES; i++) { | |
19e737c9 | 247 | if (i < mvm->first_agg_queue && i != IWL_MVM_CMD_QUEUE) |
8ca151b5 JB |
248 | mvm->queue_to_mac80211[i] = i; |
249 | else | |
250 | mvm->queue_to_mac80211[i] = IWL_INVALID_MAC80211_QUEUE; | |
8ca151b5 JB |
251 | } |
252 | ||
df197c00 JB |
253 | for (i = 0; i < IEEE80211_MAX_QUEUES; i++) |
254 | atomic_set(&mvm->mac80211_queue_stop_count[i], 0); | |
8ca151b5 JB |
255 | |
256 | mvm->ucode_loaded = true; | |
257 | ||
258 | return 0; | |
259 | } | |
8ca151b5 JB |
260 | |
261 | static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm) | |
262 | { | |
263 | struct iwl_phy_cfg_cmd phy_cfg_cmd; | |
264 | enum iwl_ucode_type ucode_type = mvm->cur_ucode; | |
265 | ||
266 | /* Set parameters */ | |
6221d47c | 267 | phy_cfg_cmd.phy_cfg = cpu_to_le32(mvm->fw->phy_config); |
8ca151b5 JB |
268 | phy_cfg_cmd.calib_control.event_trigger = |
269 | mvm->fw->default_calib[ucode_type].event_trigger; | |
270 | phy_cfg_cmd.calib_control.flow_trigger = | |
271 | mvm->fw->default_calib[ucode_type].flow_trigger; | |
272 | ||
273 | IWL_DEBUG_INFO(mvm, "Sending Phy CFG command: 0x%x\n", | |
274 | phy_cfg_cmd.phy_cfg); | |
275 | ||
a1022927 | 276 | return iwl_mvm_send_cmd_pdu(mvm, PHY_CONFIGURATION_CMD, 0, |
8ca151b5 JB |
277 | sizeof(phy_cfg_cmd), &phy_cfg_cmd); |
278 | } | |
279 | ||
8ca151b5 JB |
280 | int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm) |
281 | { | |
282 | struct iwl_notification_wait calib_wait; | |
283 | static const u8 init_complete[] = { | |
284 | INIT_COMPLETE_NOTIF, | |
285 | CALIB_RES_NOTIF_PHY_DB | |
286 | }; | |
287 | int ret; | |
288 | ||
289 | lockdep_assert_held(&mvm->mutex); | |
290 | ||
31b8b343 | 291 | if (WARN_ON_ONCE(mvm->init_ucode_complete || mvm->calibrating)) |
8ca151b5 JB |
292 | return 0; |
293 | ||
294 | iwl_init_notification_wait(&mvm->notif_wait, | |
295 | &calib_wait, | |
296 | init_complete, | |
297 | ARRAY_SIZE(init_complete), | |
298 | iwl_wait_phy_db_entry, | |
299 | mvm->phy_db); | |
300 | ||
301 | /* Will also start the device */ | |
302 | ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_INIT); | |
303 | if (ret) { | |
304 | IWL_ERR(mvm, "Failed to start INIT ucode: %d\n", ret); | |
305 | goto error; | |
306 | } | |
307 | ||
ae397472 | 308 | ret = iwl_send_bt_init_conf(mvm); |
931d4160 EG |
309 | if (ret) |
310 | goto error; | |
311 | ||
81a67e32 | 312 | /* Read the NVM only at driver load time, no need to do this twice */ |
8ca151b5 JB |
313 | if (read_nvm) { |
314 | /* Read nvm */ | |
14b485f0 | 315 | ret = iwl_nvm_init(mvm, true); |
8ca151b5 JB |
316 | if (ret) { |
317 | IWL_ERR(mvm, "Failed to read NVM: %d\n", ret); | |
318 | goto error; | |
319 | } | |
320 | } | |
321 | ||
81a67e32 | 322 | /* In case we read the NVM from external file, load it to the NIC */ |
e02a9d60 | 323 | if (mvm->nvm_file_name) |
81a67e32 EL |
324 | iwl_mvm_load_nvm_to_nic(mvm); |
325 | ||
8ca151b5 JB |
326 | ret = iwl_nvm_check_version(mvm->nvm_data, mvm->trans); |
327 | WARN_ON(ret); | |
328 | ||
4f59334b EH |
329 | /* |
330 | * abort after reading the nvm in case RF Kill is on, we will complete | |
331 | * the init seq later when RF kill will switch to off | |
332 | */ | |
9ee718aa | 333 | if (iwl_mvm_is_radio_killed(mvm)) { |
4f59334b EH |
334 | IWL_DEBUG_RF_KILL(mvm, |
335 | "jump over all phy activities due to RF kill\n"); | |
336 | iwl_remove_notification(&mvm->notif_wait, &calib_wait); | |
a4082843 AN |
337 | ret = 1; |
338 | goto out; | |
4f59334b EH |
339 | } |
340 | ||
31b8b343 EG |
341 | mvm->calibrating = true; |
342 | ||
e07cbb53 | 343 | /* Send TX valid antennas before triggering calibrations */ |
4ed735e7 | 344 | ret = iwl_send_tx_ant_cfg(mvm, mvm->fw->valid_tx_ant); |
e07cbb53 DS |
345 | if (ret) |
346 | goto error; | |
347 | ||
8ca151b5 JB |
348 | /* |
349 | * Send phy configurations command to init uCode | |
350 | * to start the 16.0 uCode init image internal calibrations. | |
351 | */ | |
352 | ret = iwl_send_phy_cfg_cmd(mvm); | |
353 | if (ret) { | |
354 | IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n", | |
355 | ret); | |
356 | goto error; | |
357 | } | |
358 | ||
359 | /* | |
360 | * Some things may run in the background now, but we | |
361 | * just wait for the calibration complete notification. | |
362 | */ | |
363 | ret = iwl_wait_notification(&mvm->notif_wait, &calib_wait, | |
364 | MVM_UCODE_CALIB_TIMEOUT); | |
365 | if (!ret) | |
ff116373 | 366 | mvm->init_ucode_complete = true; |
31b8b343 EG |
367 | |
368 | if (ret && iwl_mvm_is_radio_killed(mvm)) { | |
369 | IWL_DEBUG_RF_KILL(mvm, "RFKILL while calibrating.\n"); | |
370 | ret = 1; | |
371 | } | |
8ca151b5 JB |
372 | goto out; |
373 | ||
374 | error: | |
375 | iwl_remove_notification(&mvm->notif_wait, &calib_wait); | |
376 | out: | |
31b8b343 | 377 | mvm->calibrating = false; |
a4082843 | 378 | if (iwlmvm_mod_params.init_dbg && !mvm->nvm_data) { |
8ca151b5 JB |
379 | /* we want to debug INIT and we have no NVM - fake */ |
380 | mvm->nvm_data = kzalloc(sizeof(struct iwl_nvm_data) + | |
381 | sizeof(struct ieee80211_channel) + | |
382 | sizeof(struct ieee80211_rate), | |
383 | GFP_KERNEL); | |
384 | if (!mvm->nvm_data) | |
385 | return -ENOMEM; | |
8ca151b5 JB |
386 | mvm->nvm_data->bands[0].channels = mvm->nvm_data->channels; |
387 | mvm->nvm_data->bands[0].n_channels = 1; | |
388 | mvm->nvm_data->bands[0].n_bitrates = 1; | |
389 | mvm->nvm_data->bands[0].bitrates = | |
390 | (void *)mvm->nvm_data->channels + 1; | |
391 | mvm->nvm_data->bands[0].bitrates->hw_value = 10; | |
392 | } | |
393 | ||
394 | return ret; | |
395 | } | |
396 | ||
8ca151b5 JB |
397 | int iwl_mvm_up(struct iwl_mvm *mvm) |
398 | { | |
399 | int ret, i; | |
53a9d61e IP |
400 | struct ieee80211_channel *chan; |
401 | struct cfg80211_chan_def chandef; | |
8ca151b5 JB |
402 | |
403 | lockdep_assert_held(&mvm->mutex); | |
404 | ||
405 | ret = iwl_trans_start_hw(mvm->trans); | |
406 | if (ret) | |
407 | return ret; | |
408 | ||
ff116373 EL |
409 | /* |
410 | * If we haven't completed the run of the init ucode during | |
411 | * module loading, load init ucode now | |
412 | * (for example, if we were in RFKILL) | |
413 | */ | |
414 | if (!mvm->init_ucode_complete) { | |
8ca151b5 JB |
415 | ret = iwl_run_init_mvm_ucode(mvm, false); |
416 | if (ret && !iwlmvm_mod_params.init_dbg) { | |
417 | IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret); | |
4f59334b EH |
418 | /* this can't happen */ |
419 | if (WARN_ON(ret > 0)) | |
420 | ret = -ERFKILL; | |
8ca151b5 JB |
421 | goto error; |
422 | } | |
a4082843 AN |
423 | if (!iwlmvm_mod_params.init_dbg) { |
424 | /* | |
425 | * should stop and start HW since that INIT | |
426 | * image just loaded | |
427 | */ | |
428 | iwl_trans_stop_device(mvm->trans); | |
429 | ret = iwl_trans_start_hw(mvm->trans); | |
430 | if (ret) | |
431 | return ret; | |
432 | } | |
8ca151b5 JB |
433 | } |
434 | ||
435 | if (iwlmvm_mod_params.init_dbg) | |
436 | return 0; | |
437 | ||
438 | ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR); | |
439 | if (ret) { | |
440 | IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret); | |
441 | goto error; | |
442 | } | |
443 | ||
1f3b0ff8 LE |
444 | ret = iwl_mvm_sf_update(mvm, NULL, false); |
445 | if (ret) | |
446 | IWL_ERR(mvm, "Failed to initialize Smart Fifo\n"); | |
447 | ||
4ed735e7 | 448 | ret = iwl_send_tx_ant_cfg(mvm, mvm->fw->valid_tx_ant); |
8ca151b5 JB |
449 | if (ret) |
450 | goto error; | |
451 | ||
931d4160 EG |
452 | ret = iwl_send_bt_init_conf(mvm); |
453 | if (ret) | |
454 | goto error; | |
455 | ||
8ca151b5 JB |
456 | /* Send phy db control command and then phy db calibration*/ |
457 | ret = iwl_send_phy_db_data(mvm->phy_db); | |
458 | if (ret) | |
459 | goto error; | |
460 | ||
461 | ret = iwl_send_phy_cfg_cmd(mvm); | |
462 | if (ret) | |
463 | goto error; | |
464 | ||
465 | /* init the fw <-> mac80211 STA mapping */ | |
466 | for (i = 0; i < IWL_MVM_STATION_COUNT; i++) | |
467 | RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL); | |
468 | ||
b2b7875b JB |
469 | /* reset quota debouncing buffer - 0xff will yield invalid data */ |
470 | memset(&mvm->last_quota_cmd, 0xff, sizeof(mvm->last_quota_cmd)); | |
471 | ||
8ca151b5 JB |
472 | /* Add auxiliary station for scanning */ |
473 | ret = iwl_mvm_add_aux_sta(mvm); | |
474 | if (ret) | |
475 | goto error; | |
476 | ||
53a9d61e IP |
477 | /* Add all the PHY contexts */ |
478 | chan = &mvm->hw->wiphy->bands[IEEE80211_BAND_2GHZ]->channels[0]; | |
479 | cfg80211_chandef_create(&chandef, chan, NL80211_CHAN_NO_HT); | |
480 | for (i = 0; i < NUM_PHY_CTX; i++) { | |
481 | /* | |
482 | * The channel used here isn't relevant as it's | |
483 | * going to be overwritten in the other flows. | |
484 | * For now use the first channel we have. | |
485 | */ | |
486 | ret = iwl_mvm_phy_ctxt_add(mvm, &mvm->phy_ctxts[i], | |
487 | &chandef, 1, 1); | |
488 | if (ret) | |
489 | goto error; | |
490 | } | |
8ca151b5 | 491 | |
0c0e2c71 IY |
492 | /* Initialize tx backoffs to the minimal possible */ |
493 | iwl_mvm_tt_tx_backoff(mvm, 0); | |
494 | ||
9180ac50 EG |
495 | if (mvm->trans->ltr_enabled) { |
496 | struct iwl_ltr_config_cmd cmd = { | |
497 | .flags = cpu_to_le32(LTR_CFG_FLAG_FEATURE_ENABLE), | |
498 | }; | |
499 | ||
500 | WARN_ON(iwl_mvm_send_cmd_pdu(mvm, LTR_CONFIG, 0, | |
501 | sizeof(cmd), &cmd)); | |
502 | } | |
503 | ||
c1cb92fc | 504 | ret = iwl_mvm_power_update_device(mvm); |
64b928c4 AB |
505 | if (ret) |
506 | goto error; | |
507 | ||
d2496221 DS |
508 | if (mvm->fw->ucode_capa.capa[0] & IWL_UCODE_TLV_CAPA_UMAC_SCAN) { |
509 | ret = iwl_mvm_config_scan(mvm); | |
510 | if (ret) | |
511 | goto error; | |
512 | } | |
513 | ||
7498cf4c EP |
514 | /* allow FW/transport low power modes if not during restart */ |
515 | if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) | |
516 | iwl_mvm_unref(mvm, IWL_MVM_REF_UCODE_DOWN); | |
517 | ||
53a9d61e | 518 | IWL_DEBUG_INFO(mvm, "RT uCode started.\n"); |
8ca151b5 JB |
519 | return 0; |
520 | error: | |
521 | iwl_trans_stop_device(mvm->trans); | |
522 | return ret; | |
523 | } | |
524 | ||
525 | int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm) | |
526 | { | |
527 | int ret, i; | |
528 | ||
529 | lockdep_assert_held(&mvm->mutex); | |
530 | ||
531 | ret = iwl_trans_start_hw(mvm->trans); | |
532 | if (ret) | |
533 | return ret; | |
534 | ||
535 | ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_WOWLAN); | |
536 | if (ret) { | |
537 | IWL_ERR(mvm, "Failed to start WoWLAN firmware: %d\n", ret); | |
538 | goto error; | |
539 | } | |
540 | ||
4ed735e7 | 541 | ret = iwl_send_tx_ant_cfg(mvm, mvm->fw->valid_tx_ant); |
8ca151b5 JB |
542 | if (ret) |
543 | goto error; | |
544 | ||
545 | /* Send phy db control command and then phy db calibration*/ | |
546 | ret = iwl_send_phy_db_data(mvm->phy_db); | |
547 | if (ret) | |
548 | goto error; | |
549 | ||
550 | ret = iwl_send_phy_cfg_cmd(mvm); | |
551 | if (ret) | |
552 | goto error; | |
553 | ||
554 | /* init the fw <-> mac80211 STA mapping */ | |
555 | for (i = 0; i < IWL_MVM_STATION_COUNT; i++) | |
556 | RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL); | |
557 | ||
558 | /* Add auxiliary station for scanning */ | |
559 | ret = iwl_mvm_add_aux_sta(mvm); | |
560 | if (ret) | |
561 | goto error; | |
562 | ||
563 | return 0; | |
564 | error: | |
565 | iwl_trans_stop_device(mvm->trans); | |
566 | return ret; | |
567 | } | |
568 | ||
569 | int iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm, | |
570 | struct iwl_rx_cmd_buffer *rxb, | |
571 | struct iwl_device_cmd *cmd) | |
572 | { | |
573 | struct iwl_rx_packet *pkt = rxb_addr(rxb); | |
574 | struct iwl_card_state_notif *card_state_notif = (void *)pkt->data; | |
575 | u32 flags = le32_to_cpu(card_state_notif->flags); | |
576 | ||
577 | IWL_DEBUG_RF_KILL(mvm, "Card state received: HW:%s SW:%s CT:%s\n", | |
578 | (flags & HW_CARD_DISABLED) ? "Kill" : "On", | |
579 | (flags & SW_CARD_DISABLED) ? "Kill" : "On", | |
580 | (flags & CT_KILL_CARD_DISABLED) ? | |
581 | "Reached" : "Not reached"); | |
582 | ||
8ca151b5 JB |
583 | return 0; |
584 | } | |
585 | ||
586 | int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, | |
587 | struct iwl_device_cmd *cmd) | |
588 | { | |
589 | struct iwl_rx_packet *pkt = rxb_addr(rxb); | |
590 | struct iwl_radio_version_notif *radio_version = (void *)pkt->data; | |
591 | ||
592 | /* TODO: what to do with that? */ | |
593 | IWL_DEBUG_INFO(mvm, | |
594 | "Radio version: flavor: 0x%08x, step 0x%08x, dash 0x%08x\n", | |
595 | le32_to_cpu(radio_version->radio_flavor), | |
596 | le32_to_cpu(radio_version->radio_step), | |
597 | le32_to_cpu(radio_version->radio_dash)); | |
598 | return 0; | |
599 | } |