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 #define EVENT_PRIO_ANT(_evt, _prio, _shrd_ant) \
76 [(_evt)] = (((_prio) << BT_COEX_PRIO_TBL_PRIO_POS) | \
77 ((_shrd_ant) << BT_COEX_PRIO_TBL_SHRD_ANT_POS))
79 static const u8 iwl_bt_prio_tbl
[BT_COEX_PRIO_TBL_EVT_MAX
] = {
80 EVENT_PRIO_ANT(BT_COEX_PRIO_TBL_EVT_INIT_CALIB1
,
81 BT_COEX_PRIO_TBL_PRIO_BYPASS
, 0),
82 EVENT_PRIO_ANT(BT_COEX_PRIO_TBL_EVT_INIT_CALIB2
,
83 BT_COEX_PRIO_TBL_PRIO_BYPASS
, 1),
84 EVENT_PRIO_ANT(BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_LOW1
,
85 BT_COEX_PRIO_TBL_PRIO_LOW
, 0),
86 EVENT_PRIO_ANT(BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_LOW2
,
87 BT_COEX_PRIO_TBL_PRIO_LOW
, 1),
88 EVENT_PRIO_ANT(BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_HIGH1
,
89 BT_COEX_PRIO_TBL_PRIO_HIGH
, 0),
90 EVENT_PRIO_ANT(BT_COEX_PRIO_TBL_EVT_PERIODIC_CALIB_HIGH2
,
91 BT_COEX_PRIO_TBL_PRIO_HIGH
, 1),
92 EVENT_PRIO_ANT(BT_COEX_PRIO_TBL_EVT_DTIM
,
93 BT_COEX_PRIO_TBL_DISABLED
, 0),
94 EVENT_PRIO_ANT(BT_COEX_PRIO_TBL_EVT_SCAN52
,
95 BT_COEX_PRIO_TBL_PRIO_COEX_OFF
, 0),
96 EVENT_PRIO_ANT(BT_COEX_PRIO_TBL_EVT_SCAN24
,
97 BT_COEX_PRIO_TBL_PRIO_COEX_ON
, 0),
98 EVENT_PRIO_ANT(BT_COEX_PRIO_TBL_EVT_IDLE
,
99 BT_COEX_PRIO_TBL_PRIO_COEX_IDLE
, 0),
103 #undef EVENT_PRIO_ANT
105 #define BT_ANTENNA_COUPLING_THRESHOLD (30)
107 static int iwl_send_bt_prio_tbl(struct iwl_mvm
*mvm
)
109 if (unlikely(mvm
->bt_force_ant_mode
!= BT_FORCE_ANT_DIS
))
112 return iwl_mvm_send_cmd_pdu(mvm
, BT_COEX_PRIO_TABLE
, 0,
113 sizeof(struct iwl_bt_coex_prio_tbl_cmd
),
117 static const __le32 iwl_bt_prio_boost
[BT_COEX_BOOST_SIZE
] = {
118 cpu_to_le32(0xf0f0f0f0), /* 50% */
119 cpu_to_le32(0xc0c0c0c0), /* 25% */
120 cpu_to_le32(0xfcfcfcfc), /* 75% */
121 cpu_to_le32(0xfefefefe), /* 87.5% */
124 static const __le32 iwl_single_shared_ant
[BT_COEX_MAX_LUT
][BT_COEX_LUT_SIZE
] = {
126 cpu_to_le32(0x40000000),
127 cpu_to_le32(0x00000000),
128 cpu_to_le32(0x44000000),
129 cpu_to_le32(0x00000000),
130 cpu_to_le32(0x40000000),
131 cpu_to_le32(0x00000000),
132 cpu_to_le32(0x44000000),
133 cpu_to_le32(0x00000000),
134 cpu_to_le32(0xc0004000),
135 cpu_to_le32(0xf0005000),
136 cpu_to_le32(0xc0004000),
137 cpu_to_le32(0xf0005000),
140 cpu_to_le32(0x40000000),
141 cpu_to_le32(0x00000000),
142 cpu_to_le32(0x44000000),
143 cpu_to_le32(0x00000000),
144 cpu_to_le32(0x40000000),
145 cpu_to_le32(0x00000000),
146 cpu_to_le32(0x44000000),
147 cpu_to_le32(0x00000000),
148 cpu_to_le32(0xc0004000),
149 cpu_to_le32(0xf0005000),
150 cpu_to_le32(0xc0004000),
151 cpu_to_le32(0xf0005000),
154 cpu_to_le32(0x40000000),
155 cpu_to_le32(0x00000000),
156 cpu_to_le32(0x44000000),
157 cpu_to_le32(0x00000000),
158 cpu_to_le32(0x40000000),
159 cpu_to_le32(0x00000000),
160 cpu_to_le32(0x44000000),
161 cpu_to_le32(0x00000000),
162 cpu_to_le32(0xc0004000),
163 cpu_to_le32(0xf0005000),
164 cpu_to_le32(0xc0004000),
165 cpu_to_le32(0xf0005000),
169 static const __le32 iwl_combined_lookup
[BT_COEX_MAX_LUT
][BT_COEX_LUT_SIZE
] = {
172 cpu_to_le32(0xaaaaaaaa),
173 cpu_to_le32(0xaaaaaaaa),
174 cpu_to_le32(0xaeaaaaaa),
175 cpu_to_le32(0xaaaaaaaa),
176 cpu_to_le32(0xcc00ff28),
177 cpu_to_le32(0x0000aaaa),
178 cpu_to_le32(0xcc00aaaa),
179 cpu_to_le32(0x0000aaaa),
180 cpu_to_le32(0xc0004000),
181 cpu_to_le32(0x00004000),
182 cpu_to_le32(0xf0005000),
183 cpu_to_le32(0xf0005000),
187 cpu_to_le32(0xaaaaaaaa),
188 cpu_to_le32(0xaaaaaaaa),
189 cpu_to_le32(0xaaaaaaaa),
190 cpu_to_le32(0xaaaaaaaa),
191 cpu_to_le32(0xcc00ff28),
192 cpu_to_le32(0x0000aaaa),
193 cpu_to_le32(0xcc00aaaa),
194 cpu_to_le32(0x0000aaaa),
195 cpu_to_le32(0x00000000),
196 cpu_to_le32(0x00000000),
197 cpu_to_le32(0xf0005000),
198 cpu_to_le32(0xf0005000),
202 cpu_to_le32(0xaaaaaaaa),
203 cpu_to_le32(0xaaaaaaaa),
204 cpu_to_le32(0xeeaaaaaa),
205 cpu_to_le32(0xaaaaaaaa),
206 cpu_to_le32(0xcc00ff28),
207 cpu_to_le32(0x0000aaaa),
208 cpu_to_le32(0xcc00aaaa),
209 cpu_to_le32(0x0000aaaa),
210 cpu_to_le32(0xc0004000),
211 cpu_to_le32(0xc0004000),
212 cpu_to_le32(0xf0005000),
213 cpu_to_le32(0xf0005000),
217 /* 20MHz / 40MHz below / 40Mhz above*/
218 static const __le64 iwl_ci_mask
[][3] = {
219 /* dummy entry for channel 0 */
220 {cpu_to_le64(0), cpu_to_le64(0), cpu_to_le64(0)},
222 cpu_to_le64(0x0000001FFFULL
),
224 cpu_to_le64(0x00007FFFFFULL
),
227 cpu_to_le64(0x000000FFFFULL
),
229 cpu_to_le64(0x0003FFFFFFULL
),
232 cpu_to_le64(0x000003FFFCULL
),
234 cpu_to_le64(0x000FFFFFFCULL
),
237 cpu_to_le64(0x00001FFFE0ULL
),
239 cpu_to_le64(0x007FFFFFE0ULL
),
242 cpu_to_le64(0x00007FFF80ULL
),
243 cpu_to_le64(0x00007FFFFFULL
),
244 cpu_to_le64(0x01FFFFFF80ULL
),
247 cpu_to_le64(0x0003FFFC00ULL
),
248 cpu_to_le64(0x0003FFFFFFULL
),
249 cpu_to_le64(0x0FFFFFFC00ULL
),
252 cpu_to_le64(0x000FFFF000ULL
),
253 cpu_to_le64(0x000FFFFFFCULL
),
254 cpu_to_le64(0x3FFFFFF000ULL
),
257 cpu_to_le64(0x007FFF8000ULL
),
258 cpu_to_le64(0x007FFFFFE0ULL
),
259 cpu_to_le64(0xFFFFFF8000ULL
),
262 cpu_to_le64(0x01FFFE0000ULL
),
263 cpu_to_le64(0x01FFFFFF80ULL
),
264 cpu_to_le64(0xFFFFFE0000ULL
),
267 cpu_to_le64(0x0FFFF00000ULL
),
268 cpu_to_le64(0x0FFFFFFC00ULL
),
272 cpu_to_le64(0x3FFFC00000ULL
),
273 cpu_to_le64(0x3FFFFFF000ULL
),
277 cpu_to_le64(0xFFFE000000ULL
),
278 cpu_to_le64(0xFFFFFF8000ULL
),
282 cpu_to_le64(0xFFF8000000ULL
),
283 cpu_to_le64(0xFFFFFE0000ULL
),
287 cpu_to_le64(0xFFC0000000ULL
),
293 static const __le32 iwl_bt_mprio_lut
[BT_COEX_MULTI_PRIO_LUT_SIZE
] = {
294 cpu_to_le32(0x28412201),
295 cpu_to_le32(0x11118451),
298 struct corunning_block_luts
{
300 __le32 lut20
[BT_COEX_CORUN_LUT_SIZE
];
304 * Ranges for the antenna coupling calibration / co-running block LUT:
315 static const struct corunning_block_luts antenna_coupling_ranges
[] = {
319 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
320 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
321 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
322 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
323 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
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),
340 cpu_to_le32(0x00000001), cpu_to_le32(0x00000000),
341 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
342 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
343 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
344 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),
361 cpu_to_le32(0x00000002), cpu_to_le32(0x00000000),
362 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
363 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
364 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
365 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),
382 cpu_to_le32(0x00000003), cpu_to_le32(0x00000000),
383 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
384 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
385 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
386 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),
403 cpu_to_le32(0x00000004), cpu_to_le32(0x00000000),
404 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
405 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
406 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
407 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),
424 cpu_to_le32(0x00000005), cpu_to_le32(0x00000000),
425 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
426 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
427 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
428 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),
445 cpu_to_le32(0x00000006), cpu_to_le32(0x00000000),
446 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
447 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
448 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
449 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),
466 cpu_to_le32(0x00000007), cpu_to_le32(0x00000000),
467 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
468 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
469 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
470 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),
487 cpu_to_le32(0x00000008), cpu_to_le32(0x00000000),
488 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
489 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
490 cpu_to_le32(0x00000000), cpu_to_le32(0x00000000),
491 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),
507 static enum iwl_bt_coex_lut_type
508 iwl_get_coex_type(struct iwl_mvm
*mvm
, const struct ieee80211_vif
*vif
)
510 struct ieee80211_chanctx_conf
*chanctx_conf
;
511 enum iwl_bt_coex_lut_type ret
;
515 * Checking that we hold mvm->mutex is a good idea, but the rate
516 * control can't acquire the mutex since it runs in Tx path.
517 * So this is racy in that case, but in the worst case, the AMPDU
518 * size limit will be wrong for a short time which is not a big
524 chanctx_conf
= rcu_dereference(vif
->chanctx_conf
);
527 chanctx_conf
->def
.chan
->band
!= IEEE80211_BAND_2GHZ
) {
529 return BT_COEX_INVALID_LUT
;
532 ret
= BT_COEX_TX_DIS_LUT
;
534 if (mvm
->cfg
->bt_shared_single_ant
) {
539 phy_ctx_id
= *((u16
*)chanctx_conf
->drv_priv
);
541 if (mvm
->last_bt_ci_cmd_old
.primary_ch_phy_id
== phy_ctx_id
)
542 ret
= le32_to_cpu(mvm
->last_bt_notif_old
.primary_ch_lut
);
543 else if (mvm
->last_bt_ci_cmd_old
.secondary_ch_phy_id
== phy_ctx_id
)
544 ret
= le32_to_cpu(mvm
->last_bt_notif_old
.secondary_ch_lut
);
545 /* else - default = TX TX disallowed */
552 int iwl_send_bt_init_conf_old(struct iwl_mvm
*mvm
)
554 struct iwl_bt_coex_cmd_old
*bt_cmd
;
555 struct iwl_host_cmd cmd
= {
557 .len
= { sizeof(*bt_cmd
), },
558 .dataflags
= { IWL_HCMD_DFL_NOCOPY
, },
563 ret
= iwl_send_bt_prio_tbl(mvm
);
567 bt_cmd
= kzalloc(sizeof(*bt_cmd
), GFP_KERNEL
);
570 cmd
.data
[0] = bt_cmd
;
572 lockdep_assert_held(&mvm
->mutex
);
574 if (unlikely(mvm
->bt_force_ant_mode
!= BT_FORCE_ANT_DIS
)) {
575 switch (mvm
->bt_force_ant_mode
) {
576 case BT_FORCE_ANT_AUTO
:
577 flags
= BT_COEX_AUTO_OLD
;
579 case BT_FORCE_ANT_BT
:
580 flags
= BT_COEX_BT_OLD
;
582 case BT_FORCE_ANT_WIFI
:
583 flags
= BT_COEX_WIFI_OLD
;
590 bt_cmd
->flags
= cpu_to_le32(flags
);
591 bt_cmd
->valid_bit_msk
= cpu_to_le32(BT_VALID_ENABLE
);
595 bt_cmd
->max_kill
= 5;
596 bt_cmd
->bt4_antenna_isolation_thr
= BT_ANTENNA_COUPLING_THRESHOLD
;
597 bt_cmd
->bt4_antenna_isolation
= iwlwifi_mod_params
.ant_coupling
;
598 bt_cmd
->bt4_tx_tx_delta_freq_thr
= 15;
599 bt_cmd
->bt4_tx_rx_max_freq0
= 15;
600 bt_cmd
->override_primary_lut
= BT_COEX_INVALID_LUT
;
601 bt_cmd
->override_secondary_lut
= BT_COEX_INVALID_LUT
;
603 flags
= iwlwifi_mod_params
.bt_coex_active
?
604 BT_COEX_NW_OLD
: BT_COEX_DISABLE_OLD
;
605 bt_cmd
->flags
= cpu_to_le32(flags
);
607 bt_cmd
->valid_bit_msk
= cpu_to_le32(BT_VALID_ENABLE
|
608 BT_VALID_BT_PRIO_BOOST
|
613 BT_VALID_REDUCED_TX_POWER
|
615 BT_VALID_WIFI_RX_SW_PRIO_BOOST
|
616 BT_VALID_WIFI_TX_SW_PRIO_BOOST
|
617 BT_VALID_ANT_ISOLATION
|
618 BT_VALID_ANT_ISOLATION_THRS
|
619 BT_VALID_TXTX_DELTA_FREQ_THRS
|
620 BT_VALID_TXRX_MAX_FREQ_0
|
621 BT_VALID_SYNC_TO_SCO
);
623 if (IWL_MVM_BT_COEX_SYNC2SCO
)
624 bt_cmd
->flags
|= cpu_to_le32(BT_COEX_SYNC2SCO
);
626 if (IWL_MVM_BT_COEX_CORUNNING
) {
627 bt_cmd
->valid_bit_msk
|= cpu_to_le32(BT_VALID_CORUN_LUT_20
|
628 BT_VALID_CORUN_LUT_40
);
629 bt_cmd
->flags
|= cpu_to_le32(BT_COEX_CORUNNING
);
632 if (IWL_MVM_BT_COEX_MPLUT
) {
633 bt_cmd
->flags
|= cpu_to_le32(BT_COEX_MPLUT
);
634 bt_cmd
->valid_bit_msk
|= cpu_to_le32(BT_VALID_MULTI_PRIO_LUT
);
637 if (mvm
->cfg
->bt_shared_single_ant
)
638 memcpy(&bt_cmd
->decision_lut
, iwl_single_shared_ant
,
639 sizeof(iwl_single_shared_ant
));
641 memcpy(&bt_cmd
->decision_lut
, iwl_combined_lookup
,
642 sizeof(iwl_combined_lookup
));
644 /* Take first Co-running block LUT to get started */
645 memcpy(bt_cmd
->bt4_corun_lut20
, antenna_coupling_ranges
[0].lut20
,
646 sizeof(bt_cmd
->bt4_corun_lut20
));
647 memcpy(bt_cmd
->bt4_corun_lut40
, antenna_coupling_ranges
[0].lut20
,
648 sizeof(bt_cmd
->bt4_corun_lut40
));
650 memcpy(&bt_cmd
->bt_prio_boost
, iwl_bt_prio_boost
,
651 sizeof(iwl_bt_prio_boost
));
652 memcpy(&bt_cmd
->bt4_multiprio_lut
, iwl_bt_mprio_lut
,
653 sizeof(iwl_bt_mprio_lut
));
656 memset(&mvm
->last_bt_notif_old
, 0, sizeof(mvm
->last_bt_notif_old
));
657 memset(&mvm
->last_bt_ci_cmd_old
, 0, sizeof(mvm
->last_bt_ci_cmd_old
));
659 ret
= iwl_mvm_send_cmd(mvm
, &cmd
);
665 static int iwl_mvm_bt_udpate_ctrl_kill_msk(struct iwl_mvm
*mvm
)
667 struct iwl_bt_coex_profile_notif_old
*notif
= &mvm
->last_bt_notif_old
;
668 u32 primary_lut
= le32_to_cpu(notif
->primary_ch_lut
);
669 u32 ag
= le32_to_cpu(notif
->bt_activity_grading
);
670 struct iwl_bt_coex_cmd_old
*bt_cmd
;
671 u8 ack_kill_msk
, cts_kill_msk
;
672 struct iwl_host_cmd cmd
= {
675 .len
= { sizeof(*bt_cmd
), },
676 .dataflags
= { IWL_HCMD_DFL_NOCOPY
, },
680 lockdep_assert_held(&mvm
->mutex
);
682 ack_kill_msk
= iwl_bt_ack_kill_msk
[ag
][primary_lut
];
683 cts_kill_msk
= iwl_bt_cts_kill_msk
[ag
][primary_lut
];
685 if (mvm
->bt_ack_kill_msk
[0] == ack_kill_msk
&&
686 mvm
->bt_cts_kill_msk
[0] == cts_kill_msk
)
689 mvm
->bt_ack_kill_msk
[0] = ack_kill_msk
;
690 mvm
->bt_cts_kill_msk
[0] = cts_kill_msk
;
692 bt_cmd
= kzalloc(sizeof(*bt_cmd
), GFP_KERNEL
);
695 cmd
.data
[0] = bt_cmd
;
696 bt_cmd
->flags
= cpu_to_le32(BT_COEX_NW_OLD
);
698 bt_cmd
->kill_ack_msk
= cpu_to_le32(iwl_bt_ctl_kill_msk
[ack_kill_msk
]);
699 bt_cmd
->kill_cts_msk
= cpu_to_le32(iwl_bt_ctl_kill_msk
[cts_kill_msk
]);
700 bt_cmd
->valid_bit_msk
|= cpu_to_le32(BT_VALID_ENABLE
|
704 ret
= iwl_mvm_send_cmd(mvm
, &cmd
);
710 static int iwl_mvm_bt_coex_reduced_txp(struct iwl_mvm
*mvm
, u8 sta_id
,
713 struct iwl_bt_coex_cmd_old
*bt_cmd
;
714 /* Send ASYNC since this can be sent from an atomic context */
715 struct iwl_host_cmd cmd
= {
717 .len
= { sizeof(*bt_cmd
), },
718 .dataflags
= { IWL_HCMD_DFL_NOCOPY
, },
721 struct iwl_mvm_sta
*mvmsta
;
724 mvmsta
= iwl_mvm_sta_from_staid_protected(mvm
, sta_id
);
729 if (mvmsta
->bt_reduced_txpower
== enable
)
732 bt_cmd
= kzalloc(sizeof(*bt_cmd
), GFP_ATOMIC
);
735 cmd
.data
[0] = bt_cmd
;
736 bt_cmd
->flags
= cpu_to_le32(BT_COEX_NW_OLD
);
738 bt_cmd
->valid_bit_msk
=
739 cpu_to_le32(BT_VALID_ENABLE
| BT_VALID_REDUCED_TX_POWER
);
740 bt_cmd
->bt_reduced_tx_power
= sta_id
;
743 bt_cmd
->bt_reduced_tx_power
|= BT_REDUCED_TX_POWER_BIT
;
745 IWL_DEBUG_COEX(mvm
, "%sable reduced Tx Power for sta %d\n",
746 enable
? "en" : "dis", sta_id
);
748 mvmsta
->bt_reduced_txpower
= enable
;
750 ret
= iwl_mvm_send_cmd(mvm
, &cmd
);
756 struct iwl_bt_iterator_data
{
757 struct iwl_bt_coex_profile_notif_old
*notif
;
759 struct ieee80211_chanctx_conf
*primary
;
760 struct ieee80211_chanctx_conf
*secondary
;
765 void iwl_mvm_bt_coex_enable_rssi_event(struct iwl_mvm
*mvm
,
766 struct ieee80211_vif
*vif
,
767 bool enable
, int rssi
)
769 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
771 mvmvif
->bf_data
.last_bt_coex_event
= rssi
;
772 mvmvif
->bf_data
.bt_coex_max_thold
=
773 enable
? -IWL_MVM_BT_COEX_EN_RED_TXP_THRESH
: 0;
774 mvmvif
->bf_data
.bt_coex_min_thold
=
775 enable
? -IWL_MVM_BT_COEX_DIS_RED_TXP_THRESH
: 0;
778 /* must be called under rcu_read_lock */
779 static void iwl_mvm_bt_notif_iterator(void *_data
, u8
*mac
,
780 struct ieee80211_vif
*vif
)
782 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
783 struct iwl_bt_iterator_data
*data
= _data
;
784 struct iwl_mvm
*mvm
= data
->mvm
;
785 struct ieee80211_chanctx_conf
*chanctx_conf
;
786 enum ieee80211_smps_mode smps_mode
;
787 u32 bt_activity_grading
;
790 lockdep_assert_held(&mvm
->mutex
);
793 case NL80211_IFTYPE_STATION
:
794 /* default smps_mode for BSS / P2P client is AUTOMATIC */
795 smps_mode
= IEEE80211_SMPS_AUTOMATIC
;
797 case NL80211_IFTYPE_AP
:
798 if (!mvmvif
->ap_ibss_active
)
805 chanctx_conf
= rcu_dereference(vif
->chanctx_conf
);
807 /* If channel context is invalid or not on 2.4GHz .. */
808 if ((!chanctx_conf
||
809 chanctx_conf
->def
.chan
->band
!= IEEE80211_BAND_2GHZ
)) {
810 if (vif
->type
== NL80211_IFTYPE_STATION
) {
811 /* ... relax constraints and disable rssi events */
812 iwl_mvm_update_smps(mvm
, vif
, IWL_MVM_SMPS_REQ_BT_COEX
,
814 iwl_mvm_bt_coex_reduced_txp(mvm
, mvmvif
->ap_sta_id
,
816 iwl_mvm_bt_coex_enable_rssi_event(mvm
, vif
, false, 0);
821 bt_activity_grading
= le32_to_cpu(data
->notif
->bt_activity_grading
);
822 if (bt_activity_grading
>= BT_HIGH_TRAFFIC
)
823 smps_mode
= IEEE80211_SMPS_STATIC
;
824 else if (bt_activity_grading
>= BT_LOW_TRAFFIC
)
825 smps_mode
= vif
->type
== NL80211_IFTYPE_AP
?
827 IEEE80211_SMPS_DYNAMIC
;
829 /* relax SMPS contraints for next association */
830 if (!vif
->bss_conf
.assoc
)
831 smps_mode
= IEEE80211_SMPS_AUTOMATIC
;
833 IWL_DEBUG_COEX(data
->mvm
,
834 "mac %d: bt_status %d bt_activity_grading %d smps_req %d\n",
835 mvmvif
->id
, data
->notif
->bt_status
, bt_activity_grading
,
838 if (vif
->type
== NL80211_IFTYPE_STATION
)
839 iwl_mvm_update_smps(mvm
, vif
, IWL_MVM_SMPS_REQ_BT_COEX
,
842 /* low latency is always primary */
843 if (iwl_mvm_vif_low_latency(mvmvif
)) {
844 data
->primary_ll
= true;
846 data
->secondary
= data
->primary
;
847 data
->primary
= chanctx_conf
;
850 if (vif
->type
== NL80211_IFTYPE_AP
) {
851 if (!mvmvif
->ap_ibss_active
)
854 if (chanctx_conf
== data
->primary
)
857 if (!data
->primary_ll
) {
859 * downgrade the current primary no matter what its
862 data
->secondary
= data
->primary
;
863 data
->primary
= chanctx_conf
;
865 /* there is low latency vif - we will be secondary */
866 data
->secondary
= chanctx_conf
;
872 * STA / P2P Client, try to be primary if first vif. If we are in low
873 * latency mode, we are already in primary and just don't do much
875 if (!data
->primary
|| data
->primary
== chanctx_conf
)
876 data
->primary
= chanctx_conf
;
877 else if (!data
->secondary
)
878 /* if secondary is not NULL, it might be a GO */
879 data
->secondary
= chanctx_conf
;
882 * don't reduce the Tx power if one of these is true:
884 * single share antenna product
888 if (iwl_get_coex_type(mvm
, vif
) == BT_COEX_LOOSE_LUT
||
889 mvm
->cfg
->bt_shared_single_ant
|| !vif
->bss_conf
.assoc
||
890 !data
->notif
->bt_status
) {
891 iwl_mvm_bt_coex_reduced_txp(mvm
, mvmvif
->ap_sta_id
, false);
892 iwl_mvm_bt_coex_enable_rssi_event(mvm
, vif
, false, 0);
896 /* try to get the avg rssi from fw */
897 ave_rssi
= mvmvif
->bf_data
.ave_beacon_signal
;
899 /* if the RSSI isn't valid, fake it is very low */
902 if (ave_rssi
> -IWL_MVM_BT_COEX_EN_RED_TXP_THRESH
) {
903 if (iwl_mvm_bt_coex_reduced_txp(mvm
, mvmvif
->ap_sta_id
, true))
904 IWL_ERR(mvm
, "Couldn't send BT_CONFIG cmd\n");
905 } else if (ave_rssi
< -IWL_MVM_BT_COEX_DIS_RED_TXP_THRESH
) {
906 if (iwl_mvm_bt_coex_reduced_txp(mvm
, mvmvif
->ap_sta_id
, false))
907 IWL_ERR(mvm
, "Couldn't send BT_CONFIG cmd\n");
910 /* Begin to monitor the RSSI: it may influence the reduced Tx power */
911 iwl_mvm_bt_coex_enable_rssi_event(mvm
, vif
, true, ave_rssi
);
914 static void iwl_mvm_bt_coex_notif_handle(struct iwl_mvm
*mvm
)
916 struct iwl_bt_iterator_data data
= {
918 .notif
= &mvm
->last_bt_notif_old
,
920 struct iwl_bt_coex_ci_cmd_old cmd
= {};
923 /* Ignore updates if we are in force mode */
924 if (unlikely(mvm
->bt_force_ant_mode
!= BT_FORCE_ANT_DIS
))
928 ieee80211_iterate_active_interfaces_atomic(
929 mvm
->hw
, IEEE80211_IFACE_ITER_NORMAL
,
930 iwl_mvm_bt_notif_iterator
, &data
);
933 struct ieee80211_chanctx_conf
*chan
= data
.primary
;
935 if (WARN_ON(!chan
->def
.chan
)) {
940 if (chan
->def
.width
< NL80211_CHAN_WIDTH_40
) {
942 cmd
.co_run_bw_primary
= 0;
944 cmd
.co_run_bw_primary
= 1;
945 if (chan
->def
.center_freq1
>
946 chan
->def
.chan
->center_freq
)
953 iwl_ci_mask
[chan
->def
.chan
->hw_value
][ci_bw_idx
];
954 cmd
.primary_ch_phy_id
= *((u16
*)data
.primary
->drv_priv
);
957 if (data
.secondary
) {
958 struct ieee80211_chanctx_conf
*chan
= data
.secondary
;
960 if (WARN_ON(!data
.secondary
->def
.chan
)) {
965 if (chan
->def
.width
< NL80211_CHAN_WIDTH_40
) {
967 cmd
.co_run_bw_secondary
= 0;
969 cmd
.co_run_bw_secondary
= 1;
970 if (chan
->def
.center_freq1
>
971 chan
->def
.chan
->center_freq
)
977 cmd
.bt_secondary_ci
=
978 iwl_ci_mask
[chan
->def
.chan
->hw_value
][ci_bw_idx
];
979 cmd
.secondary_ch_phy_id
= *((u16
*)data
.secondary
->drv_priv
);
984 /* Don't spam the fw with the same command over and over */
985 if (memcmp(&cmd
, &mvm
->last_bt_ci_cmd_old
, sizeof(cmd
))) {
986 if (iwl_mvm_send_cmd_pdu(mvm
, BT_COEX_CI
, 0,
988 IWL_ERR(mvm
, "Failed to send BT_CI cmd\n");
989 memcpy(&mvm
->last_bt_ci_cmd_old
, &cmd
, sizeof(cmd
));
992 if (iwl_mvm_bt_udpate_ctrl_kill_msk(mvm
))
993 IWL_ERR(mvm
, "Failed to update the ctrl_kill_msk\n");
996 int iwl_mvm_rx_bt_coex_notif_old(struct iwl_mvm
*mvm
,
997 struct iwl_rx_cmd_buffer
*rxb
,
998 struct iwl_device_cmd
*dev_cmd
)
1000 struct iwl_rx_packet
*pkt
= rxb_addr(rxb
);
1001 struct iwl_bt_coex_profile_notif_old
*notif
= (void *)pkt
->data
;
1003 IWL_DEBUG_COEX(mvm
, "BT Coex Notification received\n");
1004 IWL_DEBUG_COEX(mvm
, "\tBT status: %s\n",
1005 notif
->bt_status
? "ON" : "OFF");
1006 IWL_DEBUG_COEX(mvm
, "\tBT open conn %d\n", notif
->bt_open_conn
);
1007 IWL_DEBUG_COEX(mvm
, "\tBT ci compliance %d\n", notif
->bt_ci_compliance
);
1008 IWL_DEBUG_COEX(mvm
, "\tBT primary_ch_lut %d\n",
1009 le32_to_cpu(notif
->primary_ch_lut
));
1010 IWL_DEBUG_COEX(mvm
, "\tBT secondary_ch_lut %d\n",
1011 le32_to_cpu(notif
->secondary_ch_lut
));
1012 IWL_DEBUG_COEX(mvm
, "\tBT activity grading %d\n",
1013 le32_to_cpu(notif
->bt_activity_grading
));
1014 IWL_DEBUG_COEX(mvm
, "\tBT agg traffic load %d\n",
1015 notif
->bt_agg_traffic_load
);
1017 /* remember this notification for future use: rssi fluctuations */
1018 memcpy(&mvm
->last_bt_notif_old
, notif
, sizeof(mvm
->last_bt_notif_old
));
1020 iwl_mvm_bt_coex_notif_handle(mvm
);
1023 * This is an async handler for a notification, returning anything other
1024 * than 0 doesn't make sense even if HCMD failed.
1029 static void iwl_mvm_bt_rssi_iterator(void *_data
, u8
*mac
,
1030 struct ieee80211_vif
*vif
)
1032 struct iwl_mvm_vif
*mvmvif
= (void *)vif
->drv_priv
;
1033 struct iwl_bt_iterator_data
*data
= _data
;
1034 struct iwl_mvm
*mvm
= data
->mvm
;
1036 struct ieee80211_sta
*sta
;
1037 struct iwl_mvm_sta
*mvmsta
;
1039 struct ieee80211_chanctx_conf
*chanctx_conf
;
1042 chanctx_conf
= rcu_dereference(vif
->chanctx_conf
);
1043 /* If channel context is invalid or not on 2.4GHz - don't count it */
1044 if (!chanctx_conf
||
1045 chanctx_conf
->def
.chan
->band
!= IEEE80211_BAND_2GHZ
) {
1051 if (vif
->type
!= NL80211_IFTYPE_STATION
||
1052 mvmvif
->ap_sta_id
== IWL_MVM_STATION_COUNT
)
1055 sta
= rcu_dereference_protected(mvm
->fw_id_to_mac_id
[mvmvif
->ap_sta_id
],
1056 lockdep_is_held(&mvm
->mutex
));
1058 /* This can happen if the station has been removed right now */
1059 if (IS_ERR_OR_NULL(sta
))
1062 mvmsta
= iwl_mvm_sta_from_mac80211(sta
);
1065 void iwl_mvm_bt_rssi_event_old(struct iwl_mvm
*mvm
, struct ieee80211_vif
*vif
,
1066 enum ieee80211_rssi_event rssi_event
)
1068 struct iwl_mvm_vif
*mvmvif
= (void *)vif
->drv_priv
;
1069 struct iwl_bt_iterator_data data
= {
1074 lockdep_assert_held(&mvm
->mutex
);
1076 /* Ignore updates if we are in force mode */
1077 if (unlikely(mvm
->bt_force_ant_mode
!= BT_FORCE_ANT_DIS
))
1081 * Rssi update while not associated - can happen since the statistics
1082 * are handled asynchronously
1084 if (mvmvif
->ap_sta_id
== IWL_MVM_STATION_COUNT
)
1087 /* No BT - reports should be disabled */
1088 if (!mvm
->last_bt_notif_old
.bt_status
)
1091 IWL_DEBUG_COEX(mvm
, "RSSI for %pM is now %s\n", vif
->bss_conf
.bssid
,
1092 rssi_event
== RSSI_EVENT_HIGH
? "HIGH" : "LOW");
1095 * Check if rssi is good enough for reduced Tx power, but not in loose
1098 if (rssi_event
== RSSI_EVENT_LOW
|| mvm
->cfg
->bt_shared_single_ant
||
1099 iwl_get_coex_type(mvm
, vif
) == BT_COEX_LOOSE_LUT
)
1100 ret
= iwl_mvm_bt_coex_reduced_txp(mvm
, mvmvif
->ap_sta_id
,
1103 ret
= iwl_mvm_bt_coex_reduced_txp(mvm
, mvmvif
->ap_sta_id
, true);
1106 IWL_ERR(mvm
, "couldn't send BT_CONFIG HCMD upon RSSI event\n");
1108 ieee80211_iterate_active_interfaces_atomic(
1109 mvm
->hw
, IEEE80211_IFACE_ITER_NORMAL
,
1110 iwl_mvm_bt_rssi_iterator
, &data
);
1112 if (iwl_mvm_bt_udpate_ctrl_kill_msk(mvm
))
1113 IWL_ERR(mvm
, "Failed to update the ctrl_kill_msk\n");
1116 #define LINK_QUAL_AGG_TIME_LIMIT_DEF (4000)
1117 #define LINK_QUAL_AGG_TIME_LIMIT_BT_ACT (1200)
1119 u16
iwl_mvm_coex_agg_time_limit_old(struct iwl_mvm
*mvm
,
1120 struct ieee80211_sta
*sta
)
1122 struct iwl_mvm_sta
*mvmsta
= iwl_mvm_sta_from_mac80211(sta
);
1123 enum iwl_bt_coex_lut_type lut_type
;
1125 if (le32_to_cpu(mvm
->last_bt_notif_old
.bt_activity_grading
) <
1127 return LINK_QUAL_AGG_TIME_LIMIT_DEF
;
1129 if (mvm
->last_bt_notif_old
.ttc_enabled
)
1130 return LINK_QUAL_AGG_TIME_LIMIT_DEF
;
1132 lut_type
= iwl_get_coex_type(mvm
, mvmsta
->vif
);
1134 if (lut_type
== BT_COEX_LOOSE_LUT
|| lut_type
== BT_COEX_INVALID_LUT
)
1135 return LINK_QUAL_AGG_TIME_LIMIT_DEF
;
1137 /* tight coex, high bt traffic, reduce AGG time limit */
1138 return LINK_QUAL_AGG_TIME_LIMIT_BT_ACT
;
1141 bool iwl_mvm_bt_coex_is_mimo_allowed_old(struct iwl_mvm
*mvm
,
1142 struct ieee80211_sta
*sta
)
1144 struct iwl_mvm_sta
*mvmsta
= iwl_mvm_sta_from_mac80211(sta
);
1145 enum iwl_bt_coex_lut_type lut_type
;
1147 if (mvm
->last_bt_notif_old
.ttc_enabled
)
1150 if (le32_to_cpu(mvm
->last_bt_notif_old
.bt_activity_grading
) <
1155 * In Tight / TxTxDis, BT can't Rx while we Tx, so use both antennas
1156 * since BT is already killed.
1157 * In Loose, BT can Rx while we Tx, so forbid MIMO to let BT Rx while
1159 * When we are in 5GHz, we'll get BT_COEX_INVALID_LUT allowing MIMO.
1161 lut_type
= iwl_get_coex_type(mvm
, mvmsta
->vif
);
1162 return lut_type
!= BT_COEX_LOOSE_LUT
;
1165 bool iwl_mvm_bt_coex_is_shared_ant_avail_old(struct iwl_mvm
*mvm
)
1167 u32 ag
= le32_to_cpu(mvm
->last_bt_notif_old
.bt_activity_grading
);
1168 return ag
== BT_OFF
;
1171 bool iwl_mvm_bt_coex_is_tpc_allowed_old(struct iwl_mvm
*mvm
,
1172 enum ieee80211_band band
)
1175 le32_to_cpu(mvm
->last_bt_notif_old
.bt_activity_grading
);
1177 if (band
!= IEEE80211_BAND_2GHZ
)
1180 return bt_activity
>= BT_LOW_TRAFFIC
;
1183 void iwl_mvm_bt_coex_vif_change_old(struct iwl_mvm
*mvm
)
1185 iwl_mvm_bt_coex_notif_handle(mvm
);
1188 int iwl_mvm_rx_ant_coupling_notif_old(struct iwl_mvm
*mvm
,
1189 struct iwl_rx_cmd_buffer
*rxb
,
1190 struct iwl_device_cmd
*dev_cmd
)
1192 struct iwl_rx_packet
*pkt
= rxb_addr(rxb
);
1193 u32 ant_isolation
= le32_to_cpup((void *)pkt
->data
);
1194 u8 __maybe_unused lower_bound
, upper_bound
;
1198 struct iwl_bt_coex_cmd_old
*bt_cmd
;
1199 struct iwl_host_cmd cmd
= {
1201 .len
= { sizeof(*bt_cmd
), },
1202 .dataflags
= { IWL_HCMD_DFL_NOCOPY
, },
1205 if (!IWL_MVM_BT_COEX_CORUNNING
)
1208 lockdep_assert_held(&mvm
->mutex
);
1210 /* Ignore updates if we are in force mode */
1211 if (unlikely(mvm
->bt_force_ant_mode
!= BT_FORCE_ANT_DIS
))
1214 if (ant_isolation
== mvm
->last_ant_isol
)
1217 for (lut
= 0; lut
< ARRAY_SIZE(antenna_coupling_ranges
) - 1; lut
++)
1218 if (ant_isolation
< antenna_coupling_ranges
[lut
+ 1].range
)
1221 lower_bound
= antenna_coupling_ranges
[lut
].range
;
1223 if (lut
< ARRAY_SIZE(antenna_coupling_ranges
) - 1)
1224 upper_bound
= antenna_coupling_ranges
[lut
+ 1].range
;
1226 upper_bound
= antenna_coupling_ranges
[lut
].range
;
1228 IWL_DEBUG_COEX(mvm
, "Antenna isolation=%d in range [%d,%d[, lut=%d\n",
1229 ant_isolation
, lower_bound
, upper_bound
, lut
);
1231 mvm
->last_ant_isol
= ant_isolation
;
1233 if (mvm
->last_corun_lut
== lut
)
1236 mvm
->last_corun_lut
= lut
;
1238 bt_cmd
= kzalloc(sizeof(*bt_cmd
), GFP_KERNEL
);
1241 cmd
.data
[0] = bt_cmd
;
1243 bt_cmd
->flags
= cpu_to_le32(BT_COEX_NW_OLD
);
1244 bt_cmd
->valid_bit_msk
|= cpu_to_le32(BT_VALID_ENABLE
|
1245 BT_VALID_CORUN_LUT_20
|
1246 BT_VALID_CORUN_LUT_40
);
1248 /* For the moment, use the same LUT for 20GHz and 40GHz */
1249 memcpy(bt_cmd
->bt4_corun_lut20
, antenna_coupling_ranges
[lut
].lut20
,
1250 sizeof(bt_cmd
->bt4_corun_lut20
));
1252 memcpy(bt_cmd
->bt4_corun_lut40
, antenna_coupling_ranges
[lut
].lut20
,
1253 sizeof(bt_cmd
->bt4_corun_lut40
));
1255 ret
= iwl_mvm_send_cmd(mvm
, &cmd
);