1 /******************************************************************************
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.
8 * Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved.
9 * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
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.
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.
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,
25 * The full GNU General Public License is included in this distribution
26 * in the file called COPYING.
28 * Contact Information:
29 * Intel Linux Wireless <ilw@linux.intel.com>
30 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
34 * Copyright(c) 2013 - 2014 Intel Corporation. All rights reserved.
35 * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
36 * All rights reserved.
38 * Redistribution and use in source and binary forms, with or without
39 * modification, are permitted provided that the following conditions
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
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.
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.
64 *****************************************************************************/
66 #include <linux/ieee80211.h>
67 #include <linux/etherdevice.h>
68 #include <net/mac80211.h>
70 #include "fw-api-coex.h"
71 #include "iwl-modparams.h"
73 #include "iwl-debug.h"
75 const u32 iwl_bt_ctl_kill_msk[BT_KILL_MSK_MAX] = {
76 [BT_KILL_MSK_DEFAULT] = 0xfffffc00,
77 [BT_KILL_MSK_NEVER] = 0xffffffff,
78 [BT_KILL_MSK_ALWAYS] = 0,
81 const u8 iwl_bt_cts_kill_msk[BT_MAX_AG][BT_COEX_MAX_LUT] = {
104 const u8 iwl_bt_ack_kill_msk[BT_MAX_AG][BT_COEX_MAX_LUT] = {
127 static const __le32 iwl_bt_prio_boost[BT_COEX_BOOST_SIZE] = {
128 cpu_to_le32(0xf0f0f0f0), /* 50% */
129 cpu_to_le32(0xc0c0c0c0), /* 25% */
130 cpu_to_le32(0xfcfcfcfc), /* 75% */
131 cpu_to_le32(0xfefefefe), /* 87.5% */
134 static const __le32 iwl_single_shared_ant[BT_COEX_MAX_LUT][BT_COEX_LUT_SIZE] = {
136 cpu_to_le32(0x40000000),
137 cpu_to_le32(0x00000000),
138 cpu_to_le32(0x44000000),
139 cpu_to_le32(0x00000000),
140 cpu_to_le32(0x40000000),
141 cpu_to_le32(0x00000000),
142 cpu_to_le32(0x44000000),
143 cpu_to_le32(0x00000000),
144 cpu_to_le32(0xc0004000),
145 cpu_to_le32(0xf0005000),
146 cpu_to_le32(0xc0004000),
147 cpu_to_le32(0xf0005000),
150 cpu_to_le32(0x40000000),
151 cpu_to_le32(0x00000000),
152 cpu_to_le32(0x44000000),
153 cpu_to_le32(0x00000000),
154 cpu_to_le32(0x40000000),
155 cpu_to_le32(0x00000000),
156 cpu_to_le32(0x44000000),
157 cpu_to_le32(0x00000000),
158 cpu_to_le32(0xc0004000),
159 cpu_to_le32(0xf0005000),
160 cpu_to_le32(0xc0004000),
161 cpu_to_le32(0xf0005000),
164 cpu_to_le32(0x40000000),
165 cpu_to_le32(0x00000000),
166 cpu_to_le32(0x44000000),
167 cpu_to_le32(0x00000000),
168 cpu_to_le32(0x40000000),
169 cpu_to_le32(0x00000000),
170 cpu_to_le32(0x44000000),
171 cpu_to_le32(0x00000000),
172 cpu_to_le32(0xc0004000),
173 cpu_to_le32(0xf0005000),
174 cpu_to_le32(0xc0004000),
175 cpu_to_le32(0xf0005000),
179 static const __le32 iwl_combined_lookup[BT_COEX_MAX_LUT][BT_COEX_LUT_SIZE] = {
182 cpu_to_le32(0xaaaaaaaa),
183 cpu_to_le32(0xaaaaaaaa),
184 cpu_to_le32(0xaeaaaaaa),
185 cpu_to_le32(0xaaaaaaaa),
186 cpu_to_le32(0xcc00ff28),
187 cpu_to_le32(0x0000aaaa),
188 cpu_to_le32(0xcc00aaaa),
189 cpu_to_le32(0x0000aaaa),
190 cpu_to_le32(0xc0004000),
191 cpu_to_le32(0x00004000),
192 cpu_to_le32(0xf0005000),
193 cpu_to_le32(0xf0005000),
197 cpu_to_le32(0xaaaaaaaa),
198 cpu_to_le32(0xaaaaaaaa),
199 cpu_to_le32(0xaaaaaaaa),
200 cpu_to_le32(0xaaaaaaaa),
201 cpu_to_le32(0xcc00ff28),
202 cpu_to_le32(0x0000aaaa),
203 cpu_to_le32(0xcc00aaaa),
204 cpu_to_le32(0x0000aaaa),
205 cpu_to_le32(0x00000000),
206 cpu_to_le32(0x00000000),
207 cpu_to_le32(0xf0005000),
208 cpu_to_le32(0xf0005000),
212 cpu_to_le32(0xaaaaaaaa),
213 cpu_to_le32(0xaaaaaaaa),
214 cpu_to_le32(0xeeaaaaaa),
215 cpu_to_le32(0xaaaaaaaa),
216 cpu_to_le32(0xcc00ff28),
217 cpu_to_le32(0x0000aaaa),
218 cpu_to_le32(0xcc00aaaa),
219 cpu_to_le32(0x0000aaaa),
220 cpu_to_le32(0xc0004000),
221 cpu_to_le32(0xc0004000),
222 cpu_to_le32(0xf0005000),
223 cpu_to_le32(0xf0005000),
227 /* 20MHz / 40MHz below / 40Mhz above*/
228 static const __le64 iwl_ci_mask[][3] = {
229 /* dummy entry for channel 0 */
230 {cpu_to_le64(0), cpu_to_le64(0), cpu_to_le64(0)},
232 cpu_to_le64(0x0000001FFFULL),
234 cpu_to_le64(0x00007FFFFFULL),
237 cpu_to_le64(0x000000FFFFULL),
239 cpu_to_le64(0x0003FFFFFFULL),
242 cpu_to_le64(0x000003FFFCULL),
244 cpu_to_le64(0x000FFFFFFCULL),
247 cpu_to_le64(0x00001FFFE0ULL),
249 cpu_to_le64(0x007FFFFFE0ULL),
252 cpu_to_le64(0x00007FFF80ULL),
253 cpu_to_le64(0x00007FFFFFULL),
254 cpu_to_le64(0x01FFFFFF80ULL),
257 cpu_to_le64(0x0003FFFC00ULL),
258 cpu_to_le64(0x0003FFFFFFULL),
259 cpu_to_le64(0x0FFFFFFC00ULL),
262 cpu_to_le64(0x000FFFF000ULL),
263 cpu_to_le64(0x000FFFFFFCULL),
264 cpu_to_le64(0x3FFFFFF000ULL),
267 cpu_to_le64(0x007FFF8000ULL),
268 cpu_to_le64(0x007FFFFFE0ULL),
269 cpu_to_le64(0xFFFFFF8000ULL),
272 cpu_to_le64(0x01FFFE0000ULL),
273 cpu_to_le64(0x01FFFFFF80ULL),
274 cpu_to_le64(0xFFFFFE0000ULL),
277 cpu_to_le64(0x0FFFF00000ULL),
278 cpu_to_le64(0x0FFFFFFC00ULL),
282 cpu_to_le64(0x3FFFC00000ULL),
283 cpu_to_le64(0x3FFFFFF000ULL),
287 cpu_to_le64(0xFFFE000000ULL),
288 cpu_to_le64(0xFFFFFF8000ULL),
292 cpu_to_le64(0xFFF8000000ULL),
293 cpu_to_le64(0xFFFFFE0000ULL),
297 cpu_to_le64(0xFFC0000000ULL),
303 struct corunning_block_luts {
305 __le32 lut20[BT_COEX_CORUN_LUT_SIZE];
309 * Ranges for the antenna coupling calibration / co-running block LUT:
320 static const struct corunning_block_luts antenna_coupling_ranges[] = {
324 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
325 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
326 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
327 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
328 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
329 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
330 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
331 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
332 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
333 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
334 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
335 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
336 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
337 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
338 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
339 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
345 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
346 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
347 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
348 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
349 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
350 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
351 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
352 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
353 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
354 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
355 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
356 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
357 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
358 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
359 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
360 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
366 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
367 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
368 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
369 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
370 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
371 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
372 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
373 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
374 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
375 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
376 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
377 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
378 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
379 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
380 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
381 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
387 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
388 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
389 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
390 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
391 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
392 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
393 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
394 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
395 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
396 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
397 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
398 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
399 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
400 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
401 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
402 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
408 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
409 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
410 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
411 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
412 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
413 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
414 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
415 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
416 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
417 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
418 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
419 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
420 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
421 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
422 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
423 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
429 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
430 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
431 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
432 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
433 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
434 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
435 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
436 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
437 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
438 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
439 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
440 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
441 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
442 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
443 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
444 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
450 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
451 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
452 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
453 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
454 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
455 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
456 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
457 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
458 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
459 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
460 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
461 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
462 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
463 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
464 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
465 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
471 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
472 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
473 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
474 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
475 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
476 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
477 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
478 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
479 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
480 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
481 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
482 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
483 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
484 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
485 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
486 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
492 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
493 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
494 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
495 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
496 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
497 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
498 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
499 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
500 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
501 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
502 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
503 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
504 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
505 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
506 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
507 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
512 static enum iwl_bt_coex_lut_type
513 iwl_get_coex_type(struct iwl_mvm *mvm, const struct ieee80211_vif *vif)
515 struct ieee80211_chanctx_conf *chanctx_conf;
516 enum iwl_bt_coex_lut_type ret;
518 u32 primary_ch_phy_id, secondary_ch_phy_id;
521 * Checking that we hold mvm->mutex is a good idea, but the rate
522 * control can't acquire the mutex since it runs in Tx path.
523 * So this is racy in that case, but in the worst case, the AMPDU
524 * size limit will be wrong for a short time which is not a big
530 chanctx_conf = rcu_dereference(vif->chanctx_conf);
533 chanctx_conf->def.chan->band != IEEE80211_BAND_2GHZ) {
535 return BT_COEX_INVALID_LUT;
538 ret = BT_COEX_TX_DIS_LUT;
540 if (mvm->cfg->bt_shared_single_ant) {
545 phy_ctx_id = *((u16 *)chanctx_conf->drv_priv);
546 primary_ch_phy_id = le32_to_cpu(mvm->last_bt_ci_cmd.primary_ch_phy_id);
547 secondary_ch_phy_id =
548 le32_to_cpu(mvm->last_bt_ci_cmd.secondary_ch_phy_id);
550 if (primary_ch_phy_id == phy_ctx_id)
551 ret = le32_to_cpu(mvm->last_bt_notif.primary_ch_lut);
552 else if (secondary_ch_phy_id == phy_ctx_id)
553 ret = le32_to_cpu(mvm->last_bt_notif.secondary_ch_lut);
554 /* else - default = TX TX disallowed */
561 int iwl_send_bt_init_conf(struct iwl_mvm *mvm)
563 struct iwl_bt_coex_cmd *bt_cmd;
564 struct iwl_host_cmd cmd = {
566 .len = { sizeof(*bt_cmd), },
567 .dataflags = { IWL_HCMD_DFL_NOCOPY, },
572 if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT))
573 return iwl_send_bt_init_conf_old(mvm);
575 bt_cmd = kzalloc(sizeof(*bt_cmd), GFP_KERNEL);
578 cmd.data[0] = bt_cmd;
580 lockdep_assert_held(&mvm->mutex);
582 if (unlikely(mvm->bt_force_ant_mode != BT_FORCE_ANT_DIS)) {
583 switch (mvm->bt_force_ant_mode) {
584 case BT_FORCE_ANT_BT:
587 case BT_FORCE_ANT_WIFI:
595 bt_cmd->mode = cpu_to_le32(mode);
599 bt_cmd->max_kill = cpu_to_le32(5);
600 bt_cmd->bt4_antenna_isolation_thr =
601 cpu_to_le32(IWL_MVM_BT_COEX_ANTENNA_COUPLING_THRS);
602 bt_cmd->bt4_tx_tx_delta_freq_thr = cpu_to_le32(15);
603 bt_cmd->bt4_tx_rx_max_freq0 = cpu_to_le32(15);
604 bt_cmd->override_primary_lut = cpu_to_le32(BT_COEX_INVALID_LUT);
605 bt_cmd->override_secondary_lut = cpu_to_le32(BT_COEX_INVALID_LUT);
607 mode = iwlwifi_mod_params.bt_coex_active ? BT_COEX_NW : BT_COEX_DISABLE;
608 bt_cmd->mode = cpu_to_le32(mode);
610 if (IWL_MVM_BT_COEX_SYNC2SCO)
611 bt_cmd->enabled_modules |=
612 cpu_to_le32(BT_COEX_SYNC2SCO_ENABLED);
614 if (IWL_MVM_BT_COEX_CORUNNING)
615 bt_cmd->enabled_modules |= cpu_to_le32(BT_COEX_CORUN_ENABLED);
617 if (IWL_MVM_BT_COEX_MPLUT) {
618 bt_cmd->enabled_modules |= cpu_to_le32(BT_COEX_MPLUT_ENABLED);
619 bt_cmd->enabled_modules |=
620 cpu_to_le32(BT_COEX_MPLUT_BOOST_ENABLED);
623 bt_cmd->enabled_modules |= cpu_to_le32(BT_COEX_HIGH_BAND_RET);
625 if (mvm->cfg->bt_shared_single_ant)
626 memcpy(&bt_cmd->decision_lut, iwl_single_shared_ant,
627 sizeof(iwl_single_shared_ant));
629 memcpy(&bt_cmd->decision_lut, iwl_combined_lookup,
630 sizeof(iwl_combined_lookup));
632 memcpy(&bt_cmd->mplut_prio_boost, iwl_bt_prio_boost,
633 sizeof(iwl_bt_prio_boost));
634 bt_cmd->multiprio_lut[0] = cpu_to_le32(IWL_MVM_BT_COEX_MPLUT_REG0);
635 bt_cmd->multiprio_lut[1] = cpu_to_le32(IWL_MVM_BT_COEX_MPLUT_REG1);
638 memset(&mvm->last_bt_notif, 0, sizeof(mvm->last_bt_notif));
639 memset(&mvm->last_bt_ci_cmd, 0, sizeof(mvm->last_bt_ci_cmd));
641 ret = iwl_mvm_send_cmd(mvm, &cmd);
647 static int iwl_mvm_bt_udpate_sw_boost(struct iwl_mvm *mvm)
649 struct iwl_bt_coex_profile_notif *notif = &mvm->last_bt_notif;
650 u32 primary_lut = le32_to_cpu(notif->primary_ch_lut);
651 u32 secondary_lut = le32_to_cpu(notif->secondary_ch_lut);
652 u32 ag = le32_to_cpu(notif->bt_activity_grading);
653 struct iwl_bt_coex_sw_boost_update_cmd cmd = {};
654 u8 ack_kill_msk[NUM_PHY_CTX] = {};
655 u8 cts_kill_msk[NUM_PHY_CTX] = {};
658 lockdep_assert_held(&mvm->mutex);
660 ack_kill_msk[0] = iwl_bt_ack_kill_msk[ag][primary_lut];
661 cts_kill_msk[0] = iwl_bt_cts_kill_msk[ag][primary_lut];
663 ack_kill_msk[1] = iwl_bt_ack_kill_msk[ag][secondary_lut];
664 cts_kill_msk[1] = iwl_bt_cts_kill_msk[ag][secondary_lut];
666 /* Don't send HCMD if there is no update */
667 if (!memcmp(ack_kill_msk, mvm->bt_ack_kill_msk, sizeof(ack_kill_msk)) ||
668 !memcmp(cts_kill_msk, mvm->bt_cts_kill_msk, sizeof(cts_kill_msk)))
671 memcpy(mvm->bt_ack_kill_msk, ack_kill_msk,
672 sizeof(mvm->bt_ack_kill_msk));
673 memcpy(mvm->bt_cts_kill_msk, cts_kill_msk,
674 sizeof(mvm->bt_cts_kill_msk));
676 BUILD_BUG_ON(ARRAY_SIZE(ack_kill_msk) < ARRAY_SIZE(cmd.boost_values));
678 for (i = 0; i < ARRAY_SIZE(cmd.boost_values); i++) {
679 cmd.boost_values[i].kill_ack_msk =
680 cpu_to_le32(iwl_bt_ctl_kill_msk[ack_kill_msk[i]]);
681 cmd.boost_values[i].kill_cts_msk =
682 cpu_to_le32(iwl_bt_ctl_kill_msk[cts_kill_msk[i]]);
685 return iwl_mvm_send_cmd_pdu(mvm, BT_COEX_UPDATE_SW_BOOST, 0,
689 static int iwl_mvm_bt_coex_reduced_txp(struct iwl_mvm *mvm, u8 sta_id,
692 struct iwl_bt_coex_reduced_txp_update_cmd cmd = {};
693 struct iwl_mvm_sta *mvmsta;
697 mvmsta = iwl_mvm_sta_from_staid_protected(mvm, sta_id);
702 if (mvmsta->bt_reduced_txpower == enable)
705 value = mvmsta->sta_id;
708 value |= BT_REDUCED_TX_POWER_BIT;
710 IWL_DEBUG_COEX(mvm, "%sable reduced Tx Power for sta %d\n",
711 enable ? "en" : "dis", sta_id);
713 cmd.reduced_txp = cpu_to_le32(value);
714 mvmsta->bt_reduced_txpower = enable;
716 ret = iwl_mvm_send_cmd_pdu(mvm, BT_COEX_UPDATE_REDUCED_TXP, CMD_ASYNC,
722 struct iwl_bt_iterator_data {
723 struct iwl_bt_coex_profile_notif *notif;
725 struct ieee80211_chanctx_conf *primary;
726 struct ieee80211_chanctx_conf *secondary;
731 void iwl_mvm_bt_coex_enable_rssi_event(struct iwl_mvm *mvm,
732 struct ieee80211_vif *vif,
733 bool enable, int rssi)
735 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
737 mvmvif->bf_data.last_bt_coex_event = rssi;
738 mvmvif->bf_data.bt_coex_max_thold =
739 enable ? -IWL_MVM_BT_COEX_EN_RED_TXP_THRESH : 0;
740 mvmvif->bf_data.bt_coex_min_thold =
741 enable ? -IWL_MVM_BT_COEX_DIS_RED_TXP_THRESH : 0;
744 /* must be called under rcu_read_lock */
745 static void iwl_mvm_bt_notif_iterator(void *_data, u8 *mac,
746 struct ieee80211_vif *vif)
748 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
749 struct iwl_bt_iterator_data *data = _data;
750 struct iwl_mvm *mvm = data->mvm;
751 struct ieee80211_chanctx_conf *chanctx_conf;
752 /* default smps_mode is AUTOMATIC - only used for client modes */
753 enum ieee80211_smps_mode smps_mode = IEEE80211_SMPS_AUTOMATIC;
754 u32 bt_activity_grading;
757 lockdep_assert_held(&mvm->mutex);
760 case NL80211_IFTYPE_STATION:
762 case NL80211_IFTYPE_AP:
763 if (!mvmvif->ap_ibss_active)
770 chanctx_conf = rcu_dereference(vif->chanctx_conf);
772 /* If channel context is invalid or not on 2.4GHz .. */
773 if ((!chanctx_conf ||
774 chanctx_conf->def.chan->band != IEEE80211_BAND_2GHZ)) {
775 if (vif->type == NL80211_IFTYPE_STATION) {
776 /* ... relax constraints and disable rssi events */
777 iwl_mvm_update_smps(mvm, vif, IWL_MVM_SMPS_REQ_BT_COEX,
779 iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id,
781 iwl_mvm_bt_coex_enable_rssi_event(mvm, vif, false, 0);
786 bt_activity_grading = le32_to_cpu(data->notif->bt_activity_grading);
787 if (bt_activity_grading >= BT_HIGH_TRAFFIC)
788 smps_mode = IEEE80211_SMPS_STATIC;
789 else if (bt_activity_grading >= BT_LOW_TRAFFIC)
790 smps_mode = IEEE80211_SMPS_DYNAMIC;
792 /* relax SMPS constraints for next association */
793 if (!vif->bss_conf.assoc)
794 smps_mode = IEEE80211_SMPS_AUTOMATIC;
796 if (IWL_COEX_IS_RRC_ON(mvm->last_bt_notif.ttc_rrc_status,
797 mvmvif->phy_ctxt->id))
798 smps_mode = IEEE80211_SMPS_AUTOMATIC;
800 IWL_DEBUG_COEX(data->mvm,
801 "mac %d: bt_activity_grading %d smps_req %d\n",
802 mvmvif->id, bt_activity_grading, smps_mode);
804 if (vif->type == NL80211_IFTYPE_STATION)
805 iwl_mvm_update_smps(mvm, vif, IWL_MVM_SMPS_REQ_BT_COEX,
808 /* low latency is always primary */
809 if (iwl_mvm_vif_low_latency(mvmvif)) {
810 data->primary_ll = true;
812 data->secondary = data->primary;
813 data->primary = chanctx_conf;
816 if (vif->type == NL80211_IFTYPE_AP) {
817 if (!mvmvif->ap_ibss_active)
820 if (chanctx_conf == data->primary)
823 if (!data->primary_ll) {
825 * downgrade the current primary no matter what its
828 data->secondary = data->primary;
829 data->primary = chanctx_conf;
831 /* there is low latency vif - we will be secondary */
832 data->secondary = chanctx_conf;
838 * STA / P2P Client, try to be primary if first vif. If we are in low
839 * latency mode, we are already in primary and just don't do much
841 if (!data->primary || data->primary == chanctx_conf)
842 data->primary = chanctx_conf;
843 else if (!data->secondary)
844 /* if secondary is not NULL, it might be a GO */
845 data->secondary = chanctx_conf;
848 * don't reduce the Tx power if one of these is true:
850 * single share antenna product
854 if (iwl_get_coex_type(mvm, vif) == BT_COEX_LOOSE_LUT ||
855 mvm->cfg->bt_shared_single_ant || !vif->bss_conf.assoc ||
856 le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) == BT_OFF) {
857 iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, false);
858 iwl_mvm_bt_coex_enable_rssi_event(mvm, vif, false, 0);
862 /* try to get the avg rssi from fw */
863 ave_rssi = mvmvif->bf_data.ave_beacon_signal;
865 /* if the RSSI isn't valid, fake it is very low */
868 if (ave_rssi > -IWL_MVM_BT_COEX_EN_RED_TXP_THRESH) {
869 if (iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, true))
870 IWL_ERR(mvm, "Couldn't send BT_CONFIG cmd\n");
871 } else if (ave_rssi < -IWL_MVM_BT_COEX_DIS_RED_TXP_THRESH) {
872 if (iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, false))
873 IWL_ERR(mvm, "Couldn't send BT_CONFIG cmd\n");
876 /* Begin to monitor the RSSI: it may influence the reduced Tx power */
877 iwl_mvm_bt_coex_enable_rssi_event(mvm, vif, true, ave_rssi);
880 static void iwl_mvm_bt_coex_notif_handle(struct iwl_mvm *mvm)
882 struct iwl_bt_iterator_data data = {
884 .notif = &mvm->last_bt_notif,
886 struct iwl_bt_coex_ci_cmd cmd = {};
889 /* Ignore updates if we are in force mode */
890 if (unlikely(mvm->bt_force_ant_mode != BT_FORCE_ANT_DIS))
894 ieee80211_iterate_active_interfaces_atomic(
895 mvm->hw, IEEE80211_IFACE_ITER_NORMAL,
896 iwl_mvm_bt_notif_iterator, &data);
899 struct ieee80211_chanctx_conf *chan = data.primary;
900 if (WARN_ON(!chan->def.chan)) {
905 if (chan->def.width < NL80211_CHAN_WIDTH_40) {
908 if (chan->def.center_freq1 >
909 chan->def.chan->center_freq)
916 iwl_ci_mask[chan->def.chan->hw_value][ci_bw_idx];
917 cmd.primary_ch_phy_id =
918 cpu_to_le32(*((u16 *)data.primary->drv_priv));
921 if (data.secondary) {
922 struct ieee80211_chanctx_conf *chan = data.secondary;
923 if (WARN_ON(!data.secondary->def.chan)) {
928 if (chan->def.width < NL80211_CHAN_WIDTH_40) {
931 if (chan->def.center_freq1 >
932 chan->def.chan->center_freq)
938 cmd.bt_secondary_ci =
939 iwl_ci_mask[chan->def.chan->hw_value][ci_bw_idx];
940 cmd.secondary_ch_phy_id =
941 cpu_to_le32(*((u16 *)data.secondary->drv_priv));
946 /* Don't spam the fw with the same command over and over */
947 if (memcmp(&cmd, &mvm->last_bt_ci_cmd, sizeof(cmd))) {
948 if (iwl_mvm_send_cmd_pdu(mvm, BT_COEX_CI, 0,
950 IWL_ERR(mvm, "Failed to send BT_CI cmd\n");
951 memcpy(&mvm->last_bt_ci_cmd, &cmd, sizeof(cmd));
954 if (iwl_mvm_bt_udpate_sw_boost(mvm))
955 IWL_ERR(mvm, "Failed to update the ctrl_kill_msk\n");
958 int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
959 struct iwl_rx_cmd_buffer *rxb,
960 struct iwl_device_cmd *dev_cmd)
962 struct iwl_rx_packet *pkt = rxb_addr(rxb);
963 struct iwl_bt_coex_profile_notif *notif = (void *)pkt->data;
965 if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT))
966 return iwl_mvm_rx_bt_coex_notif_old(mvm, rxb, dev_cmd);
968 IWL_DEBUG_COEX(mvm, "BT Coex Notification received\n");
969 IWL_DEBUG_COEX(mvm, "\tBT ci compliance %d\n", notif->bt_ci_compliance);
970 IWL_DEBUG_COEX(mvm, "\tBT primary_ch_lut %d\n",
971 le32_to_cpu(notif->primary_ch_lut));
972 IWL_DEBUG_COEX(mvm, "\tBT secondary_ch_lut %d\n",
973 le32_to_cpu(notif->secondary_ch_lut));
974 IWL_DEBUG_COEX(mvm, "\tBT activity grading %d\n",
975 le32_to_cpu(notif->bt_activity_grading));
977 /* remember this notification for future use: rssi fluctuations */
978 memcpy(&mvm->last_bt_notif, notif, sizeof(mvm->last_bt_notif));
980 iwl_mvm_bt_coex_notif_handle(mvm);
983 * This is an async handler for a notification, returning anything other
984 * than 0 doesn't make sense even if HCMD failed.
989 static void iwl_mvm_bt_rssi_iterator(void *_data, u8 *mac,
990 struct ieee80211_vif *vif)
992 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
993 struct iwl_bt_iterator_data *data = _data;
994 struct iwl_mvm *mvm = data->mvm;
996 struct ieee80211_sta *sta;
997 struct iwl_mvm_sta *mvmsta;
999 struct ieee80211_chanctx_conf *chanctx_conf;
1002 chanctx_conf = rcu_dereference(vif->chanctx_conf);
1003 /* If channel context is invalid or not on 2.4GHz - don't count it */
1004 if (!chanctx_conf ||
1005 chanctx_conf->def.chan->band != IEEE80211_BAND_2GHZ) {
1011 if (vif->type != NL80211_IFTYPE_STATION ||
1012 mvmvif->ap_sta_id == IWL_MVM_STATION_COUNT)
1015 sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[mvmvif->ap_sta_id],
1016 lockdep_is_held(&mvm->mutex));
1018 /* This can happen if the station has been removed right now */
1019 if (IS_ERR_OR_NULL(sta))
1022 mvmsta = iwl_mvm_sta_from_mac80211(sta);
1025 void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
1026 enum ieee80211_rssi_event rssi_event)
1028 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
1029 struct iwl_bt_iterator_data data = {
1034 if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT)) {
1035 iwl_mvm_bt_rssi_event_old(mvm, vif, rssi_event);
1039 lockdep_assert_held(&mvm->mutex);
1041 /* Ignore updates if we are in force mode */
1042 if (unlikely(mvm->bt_force_ant_mode != BT_FORCE_ANT_DIS))
1046 * Rssi update while not associated - can happen since the statistics
1047 * are handled asynchronously
1049 if (mvmvif->ap_sta_id == IWL_MVM_STATION_COUNT)
1052 /* No BT - reports should be disabled */
1053 if (le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) == BT_OFF)
1056 IWL_DEBUG_COEX(mvm, "RSSI for %pM is now %s\n", vif->bss_conf.bssid,
1057 rssi_event == RSSI_EVENT_HIGH ? "HIGH" : "LOW");
1060 * Check if rssi is good enough for reduced Tx power, but not in loose
1063 if (rssi_event == RSSI_EVENT_LOW || mvm->cfg->bt_shared_single_ant ||
1064 iwl_get_coex_type(mvm, vif) == BT_COEX_LOOSE_LUT)
1065 ret = iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id,
1068 ret = iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, true);
1071 IWL_ERR(mvm, "couldn't send BT_CONFIG HCMD upon RSSI event\n");
1073 ieee80211_iterate_active_interfaces_atomic(
1074 mvm->hw, IEEE80211_IFACE_ITER_NORMAL,
1075 iwl_mvm_bt_rssi_iterator, &data);
1077 if (iwl_mvm_bt_udpate_sw_boost(mvm))
1078 IWL_ERR(mvm, "Failed to update the ctrl_kill_msk\n");
1081 #define LINK_QUAL_AGG_TIME_LIMIT_DEF (4000)
1082 #define LINK_QUAL_AGG_TIME_LIMIT_BT_ACT (1200)
1084 u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
1085 struct ieee80211_sta *sta)
1087 struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
1088 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(mvmsta->vif);
1089 struct iwl_mvm_phy_ctxt *phy_ctxt = mvmvif->phy_ctxt;
1090 enum iwl_bt_coex_lut_type lut_type;
1092 if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT))
1093 return iwl_mvm_coex_agg_time_limit_old(mvm, sta);
1095 if (IWL_COEX_IS_TTC_ON(mvm->last_bt_notif.ttc_rrc_status, phy_ctxt->id))
1096 return LINK_QUAL_AGG_TIME_LIMIT_DEF;
1098 if (le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) <
1100 return LINK_QUAL_AGG_TIME_LIMIT_DEF;
1102 lut_type = iwl_get_coex_type(mvm, mvmsta->vif);
1104 if (lut_type == BT_COEX_LOOSE_LUT || lut_type == BT_COEX_INVALID_LUT)
1105 return LINK_QUAL_AGG_TIME_LIMIT_DEF;
1107 /* tight coex, high bt traffic, reduce AGG time limit */
1108 return LINK_QUAL_AGG_TIME_LIMIT_BT_ACT;
1111 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
1112 struct ieee80211_sta *sta)
1114 struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
1115 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(mvmsta->vif);
1116 struct iwl_mvm_phy_ctxt *phy_ctxt = mvmvif->phy_ctxt;
1117 enum iwl_bt_coex_lut_type lut_type;
1119 if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT))
1120 return iwl_mvm_bt_coex_is_mimo_allowed_old(mvm, sta);
1122 if (IWL_COEX_IS_TTC_ON(mvm->last_bt_notif.ttc_rrc_status, phy_ctxt->id))
1125 if (le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) <
1130 * In Tight / TxTxDis, BT can't Rx while we Tx, so use both antennas
1131 * since BT is already killed.
1132 * In Loose, BT can Rx while we Tx, so forbid MIMO to let BT Rx while
1134 * When we are in 5GHz, we'll get BT_COEX_INVALID_LUT allowing MIMO.
1136 lut_type = iwl_get_coex_type(mvm, mvmsta->vif);
1137 return lut_type != BT_COEX_LOOSE_LUT;
1140 bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant)
1142 /* there is no other antenna, shared antenna is always available */
1143 if (mvm->cfg->bt_shared_single_ant)
1146 if (ant & mvm->cfg->non_shared_ant)
1149 if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT))
1150 return iwl_mvm_bt_coex_is_shared_ant_avail_old(mvm);
1152 return le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) <
1156 bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm)
1158 /* there is no other antenna, shared antenna is always available */
1159 if (mvm->cfg->bt_shared_single_ant)
1162 if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT))
1163 return iwl_mvm_bt_coex_is_shared_ant_avail_old(mvm);
1165 return le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) == BT_OFF;
1168 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
1169 enum ieee80211_band band)
1171 u32 bt_activity = le32_to_cpu(mvm->last_bt_notif.bt_activity_grading);
1173 if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT))
1174 return iwl_mvm_bt_coex_is_tpc_allowed_old(mvm, band);
1176 if (band != IEEE80211_BAND_2GHZ)
1179 return bt_activity >= BT_LOW_TRAFFIC;
1182 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
1183 struct ieee80211_tx_info *info, u8 ac)
1185 __le16 fc = hdr->frame_control;
1187 if (info->band != IEEE80211_BAND_2GHZ)
1190 if (unlikely(mvm->bt_tx_prio))
1191 return mvm->bt_tx_prio - 1;
1193 /* High prio packet (wrt. BT coex) if it is EAPOL, MCAST or MGMT */
1194 if (info->control.flags & IEEE80211_TX_CTRL_PORT_CTRL_PROTO ||
1195 is_multicast_ether_addr(hdr->addr1) ||
1196 ieee80211_is_ctl(fc) || ieee80211_is_mgmt(fc) ||
1197 ieee80211_is_nullfunc(fc) || ieee80211_is_qos_nullfunc(fc))
1201 case IEEE80211_AC_BE:
1203 case IEEE80211_AC_VO:
1205 case IEEE80211_AC_VI:
1214 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm)
1216 if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT)) {
1217 iwl_mvm_bt_coex_vif_change_old(mvm);
1221 iwl_mvm_bt_coex_notif_handle(mvm);
1224 int iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm,
1225 struct iwl_rx_cmd_buffer *rxb,
1226 struct iwl_device_cmd *dev_cmd)
1228 struct iwl_rx_packet *pkt = rxb_addr(rxb);
1229 u32 ant_isolation = le32_to_cpup((void *)pkt->data);
1230 struct iwl_bt_coex_corun_lut_update_cmd cmd = {};
1231 u8 __maybe_unused lower_bound, upper_bound;
1234 if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT))
1235 return iwl_mvm_rx_ant_coupling_notif_old(mvm, rxb, dev_cmd);
1237 if (!IWL_MVM_BT_COEX_CORUNNING)
1240 lockdep_assert_held(&mvm->mutex);
1242 /* Ignore updates if we are in force mode */
1243 if (unlikely(mvm->bt_force_ant_mode != BT_FORCE_ANT_DIS))
1246 if (ant_isolation == mvm->last_ant_isol)
1249 for (lut = 0; lut < ARRAY_SIZE(antenna_coupling_ranges) - 1; lut++)
1250 if (ant_isolation < antenna_coupling_ranges[lut + 1].range)
1253 lower_bound = antenna_coupling_ranges[lut].range;
1255 if (lut < ARRAY_SIZE(antenna_coupling_ranges) - 1)
1256 upper_bound = antenna_coupling_ranges[lut + 1].range;
1258 upper_bound = antenna_coupling_ranges[lut].range;
1260 IWL_DEBUG_COEX(mvm, "Antenna isolation=%d in range [%d,%d[, lut=%d\n",
1261 ant_isolation, lower_bound, upper_bound, lut);
1263 mvm->last_ant_isol = ant_isolation;
1265 if (mvm->last_corun_lut == lut)
1268 mvm->last_corun_lut = lut;
1270 /* For the moment, use the same LUT for 20GHz and 40GHz */
1271 memcpy(&cmd.corun_lut20, antenna_coupling_ranges[lut].lut20,
1272 sizeof(cmd.corun_lut20));
1274 memcpy(&cmd.corun_lut40, antenna_coupling_ranges[lut].lut20,
1275 sizeof(cmd.corun_lut40));
1277 return iwl_mvm_send_cmd_pdu(mvm, BT_COEX_UPDATE_CORUN_LUT, 0,