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931d4160 EG |
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) 2013 - 2014 Intel Corporation. All rights reserved. |
8b4139dc | 9 | * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH |
931d4160 EG |
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 | |
26 | * in the file called COPYING. | |
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) 2013 - 2014 Intel Corporation. All rights reserved. |
8b4139dc | 35 | * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH |
931d4160 EG |
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 | ||
ee7bea58 EG |
66 | #include <linux/ieee80211.h> |
67 | #include <linux/etherdevice.h> | |
2b76ef13 EG |
68 | #include <net/mac80211.h> |
69 | ||
5b7ff615 | 70 | #include "fw-api-coex.h" |
931d4160 EG |
71 | #include "iwl-modparams.h" |
72 | #include "mvm.h" | |
f421f9c3 | 73 | #include "iwl-debug.h" |
931d4160 | 74 | |
dac94da8 | 75 | #define BT_ANTENNA_COUPLING_THRESHOLD (30) |
2b76ef13 | 76 | |
1459f269 EG |
77 | const u32 iwl_bt_ctl_kill_msk[BT_KILL_MSK_MAX] = { |
78 | [BT_KILL_MSK_DEFAULT] = 0xfffffc00, | |
79 | [BT_KILL_MSK_NEVER] = 0xffffffff, | |
80 | [BT_KILL_MSK_ALWAYS] = 0, | |
931d4160 EG |
81 | }; |
82 | ||
1459f269 EG |
83 | const u8 iwl_bt_cts_kill_msk[BT_MAX_AG][BT_COEX_MAX_LUT] = { |
84 | { | |
85 | BT_KILL_MSK_ALWAYS, | |
86 | BT_KILL_MSK_ALWAYS, | |
87 | BT_KILL_MSK_ALWAYS, | |
88 | }, | |
89 | { | |
90 | BT_KILL_MSK_NEVER, | |
91 | BT_KILL_MSK_NEVER, | |
92 | BT_KILL_MSK_NEVER, | |
93 | }, | |
94 | { | |
95 | BT_KILL_MSK_NEVER, | |
96 | BT_KILL_MSK_NEVER, | |
97 | BT_KILL_MSK_NEVER, | |
98 | }, | |
99 | { | |
100 | BT_KILL_MSK_DEFAULT, | |
101 | BT_KILL_MSK_NEVER, | |
102 | BT_KILL_MSK_DEFAULT, | |
103 | }, | |
104 | }; | |
105 | ||
106 | const u8 iwl_bt_ack_kill_msk[BT_MAX_AG][BT_COEX_MAX_LUT] = { | |
107 | { | |
108 | BT_KILL_MSK_ALWAYS, | |
109 | BT_KILL_MSK_ALWAYS, | |
110 | BT_KILL_MSK_ALWAYS, | |
111 | }, | |
112 | { | |
113 | BT_KILL_MSK_ALWAYS, | |
114 | BT_KILL_MSK_ALWAYS, | |
115 | BT_KILL_MSK_ALWAYS, | |
116 | }, | |
117 | { | |
118 | BT_KILL_MSK_ALWAYS, | |
119 | BT_KILL_MSK_ALWAYS, | |
120 | BT_KILL_MSK_ALWAYS, | |
121 | }, | |
122 | { | |
123 | BT_KILL_MSK_DEFAULT, | |
124 | BT_KILL_MSK_ALWAYS, | |
125 | BT_KILL_MSK_DEFAULT, | |
126 | }, | |
931d4160 EG |
127 | }; |
128 | ||
dac94da8 | 129 | static const __le32 iwl_bt_prio_boost[BT_COEX_BOOST_SIZE] = { |
2adc8949 EG |
130 | cpu_to_le32(0xf0f0f0f0), /* 50% */ |
131 | cpu_to_le32(0xc0c0c0c0), /* 25% */ | |
132 | cpu_to_le32(0xfcfcfcfc), /* 75% */ | |
133 | cpu_to_le32(0xfefefefe), /* 87.5% */ | |
931d4160 EG |
134 | }; |
135 | ||
d1d5e3cd EG |
136 | static const __le32 iwl_single_shared_ant[BT_COEX_MAX_LUT][BT_COEX_LUT_SIZE] = { |
137 | { | |
138 | cpu_to_le32(0x40000000), | |
139 | cpu_to_le32(0x00000000), | |
140 | cpu_to_le32(0x44000000), | |
141 | cpu_to_le32(0x00000000), | |
142 | cpu_to_le32(0x40000000), | |
143 | cpu_to_le32(0x00000000), | |
144 | cpu_to_le32(0x44000000), | |
145 | cpu_to_le32(0x00000000), | |
146 | cpu_to_le32(0xc0004000), | |
147 | cpu_to_le32(0xf0005000), | |
148 | cpu_to_le32(0xc0004000), | |
149 | cpu_to_le32(0xf0005000), | |
150 | }, | |
151 | { | |
152 | cpu_to_le32(0x40000000), | |
153 | cpu_to_le32(0x00000000), | |
154 | cpu_to_le32(0x44000000), | |
155 | cpu_to_le32(0x00000000), | |
156 | cpu_to_le32(0x40000000), | |
157 | cpu_to_le32(0x00000000), | |
158 | cpu_to_le32(0x44000000), | |
159 | cpu_to_le32(0x00000000), | |
160 | cpu_to_le32(0xc0004000), | |
161 | cpu_to_le32(0xf0005000), | |
162 | cpu_to_le32(0xc0004000), | |
163 | cpu_to_le32(0xf0005000), | |
164 | }, | |
165 | { | |
166 | cpu_to_le32(0x40000000), | |
167 | cpu_to_le32(0x00000000), | |
168 | cpu_to_le32(0x44000000), | |
169 | cpu_to_le32(0x00000000), | |
170 | cpu_to_le32(0x40000000), | |
171 | cpu_to_le32(0x00000000), | |
172 | cpu_to_le32(0x44000000), | |
173 | cpu_to_le32(0x00000000), | |
174 | cpu_to_le32(0xc0004000), | |
175 | cpu_to_le32(0xf0005000), | |
176 | cpu_to_le32(0xc0004000), | |
177 | cpu_to_le32(0xf0005000), | |
178 | }, | |
179 | }; | |
180 | ||
dac94da8 EG |
181 | static const __le32 iwl_combined_lookup[BT_COEX_MAX_LUT][BT_COEX_LUT_SIZE] = { |
182 | { | |
183 | /* Tight */ | |
184 | cpu_to_le32(0xaaaaaaaa), | |
185 | cpu_to_le32(0xaaaaaaaa), | |
186 | cpu_to_le32(0xaeaaaaaa), | |
187 | cpu_to_le32(0xaaaaaaaa), | |
188 | cpu_to_le32(0xcc00ff28), | |
189 | cpu_to_le32(0x0000aaaa), | |
190 | cpu_to_le32(0xcc00aaaa), | |
191 | cpu_to_le32(0x0000aaaa), | |
192 | cpu_to_le32(0xc0004000), | |
a6bc9280 | 193 | cpu_to_le32(0x00004000), |
dac94da8 EG |
194 | cpu_to_le32(0xf0005000), |
195 | cpu_to_le32(0xf0005000), | |
196 | }, | |
197 | { | |
198 | /* Loose */ | |
199 | cpu_to_le32(0xaaaaaaaa), | |
200 | cpu_to_le32(0xaaaaaaaa), | |
201 | cpu_to_le32(0xaaaaaaaa), | |
202 | cpu_to_le32(0xaaaaaaaa), | |
203 | cpu_to_le32(0xcc00ff28), | |
204 | cpu_to_le32(0x0000aaaa), | |
205 | cpu_to_le32(0xcc00aaaa), | |
206 | cpu_to_le32(0x0000aaaa), | |
207 | cpu_to_le32(0x00000000), | |
208 | cpu_to_le32(0x00000000), | |
209 | cpu_to_le32(0xf0005000), | |
210 | cpu_to_le32(0xf0005000), | |
211 | }, | |
212 | { | |
213 | /* Tx Tx disabled */ | |
214 | cpu_to_le32(0xaaaaaaaa), | |
215 | cpu_to_le32(0xaaaaaaaa), | |
a6bc9280 | 216 | cpu_to_le32(0xeeaaaaaa), |
dac94da8 EG |
217 | cpu_to_le32(0xaaaaaaaa), |
218 | cpu_to_le32(0xcc00ff28), | |
219 | cpu_to_le32(0x0000aaaa), | |
220 | cpu_to_le32(0xcc00aaaa), | |
221 | cpu_to_le32(0x0000aaaa), | |
a6bc9280 EG |
222 | cpu_to_le32(0xc0004000), |
223 | cpu_to_le32(0xc0004000), | |
224 | cpu_to_le32(0xf0005000), | |
225 | cpu_to_le32(0xf0005000), | |
dac94da8 | 226 | }, |
931d4160 EG |
227 | }; |
228 | ||
dac94da8 EG |
229 | /* 20MHz / 40MHz below / 40Mhz above*/ |
230 | static const __le64 iwl_ci_mask[][3] = { | |
231 | /* dummy entry for channel 0 */ | |
232 | {cpu_to_le64(0), cpu_to_le64(0), cpu_to_le64(0)}, | |
233 | { | |
234 | cpu_to_le64(0x0000001FFFULL), | |
235 | cpu_to_le64(0x0ULL), | |
236 | cpu_to_le64(0x00007FFFFFULL), | |
237 | }, | |
238 | { | |
239 | cpu_to_le64(0x000000FFFFULL), | |
240 | cpu_to_le64(0x0ULL), | |
241 | cpu_to_le64(0x0003FFFFFFULL), | |
242 | }, | |
243 | { | |
244 | cpu_to_le64(0x000003FFFCULL), | |
245 | cpu_to_le64(0x0ULL), | |
246 | cpu_to_le64(0x000FFFFFFCULL), | |
247 | }, | |
248 | { | |
249 | cpu_to_le64(0x00001FFFE0ULL), | |
250 | cpu_to_le64(0x0ULL), | |
251 | cpu_to_le64(0x007FFFFFE0ULL), | |
252 | }, | |
253 | { | |
254 | cpu_to_le64(0x00007FFF80ULL), | |
255 | cpu_to_le64(0x00007FFFFFULL), | |
256 | cpu_to_le64(0x01FFFFFF80ULL), | |
257 | }, | |
258 | { | |
259 | cpu_to_le64(0x0003FFFC00ULL), | |
260 | cpu_to_le64(0x0003FFFFFFULL), | |
261 | cpu_to_le64(0x0FFFFFFC00ULL), | |
262 | }, | |
263 | { | |
264 | cpu_to_le64(0x000FFFF000ULL), | |
265 | cpu_to_le64(0x000FFFFFFCULL), | |
266 | cpu_to_le64(0x3FFFFFF000ULL), | |
267 | }, | |
268 | { | |
269 | cpu_to_le64(0x007FFF8000ULL), | |
270 | cpu_to_le64(0x007FFFFFE0ULL), | |
271 | cpu_to_le64(0xFFFFFF8000ULL), | |
272 | }, | |
273 | { | |
274 | cpu_to_le64(0x01FFFE0000ULL), | |
275 | cpu_to_le64(0x01FFFFFF80ULL), | |
276 | cpu_to_le64(0xFFFFFE0000ULL), | |
277 | }, | |
278 | { | |
279 | cpu_to_le64(0x0FFFF00000ULL), | |
280 | cpu_to_le64(0x0FFFFFFC00ULL), | |
281 | cpu_to_le64(0x0ULL), | |
282 | }, | |
283 | { | |
284 | cpu_to_le64(0x3FFFC00000ULL), | |
285 | cpu_to_le64(0x3FFFFFF000ULL), | |
286 | cpu_to_le64(0x0) | |
287 | }, | |
288 | { | |
289 | cpu_to_le64(0xFFFE000000ULL), | |
290 | cpu_to_le64(0xFFFFFF8000ULL), | |
291 | cpu_to_le64(0x0) | |
292 | }, | |
293 | { | |
294 | cpu_to_le64(0xFFF8000000ULL), | |
295 | cpu_to_le64(0xFFFFFE0000ULL), | |
296 | cpu_to_le64(0x0) | |
297 | }, | |
298 | { | |
d2ccc902 | 299 | cpu_to_le64(0xFFC0000000ULL), |
dac94da8 | 300 | cpu_to_le64(0x0ULL), |
d2ccc902 | 301 | cpu_to_le64(0x0ULL) |
dac94da8 | 302 | }, |
931d4160 EG |
303 | }; |
304 | ||
dac94da8 | 305 | static const __le32 iwl_bt_mprio_lut[BT_COEX_MULTI_PRIO_LUT_SIZE] = { |
d14b28fd EG |
306 | cpu_to_le32(0x2e402280), |
307 | cpu_to_le32(0x7711a751), | |
e715c3a9 EG |
308 | }; |
309 | ||
b9fae2d5 EG |
310 | struct corunning_block_luts { |
311 | u8 range; | |
312 | __le32 lut20[BT_COEX_CORUN_LUT_SIZE]; | |
313 | }; | |
314 | ||
315 | /* | |
316 | * Ranges for the antenna coupling calibration / co-running block LUT: | |
317 | * LUT0: [ 0, 12[ | |
318 | * LUT1: [12, 20[ | |
319 | * LUT2: [20, 21[ | |
320 | * LUT3: [21, 23[ | |
321 | * LUT4: [23, 27[ | |
322 | * LUT5: [27, 30[ | |
323 | * LUT6: [30, 32[ | |
324 | * LUT7: [32, 33[ | |
325 | * LUT8: [33, - [ | |
326 | */ | |
327 | static const struct corunning_block_luts antenna_coupling_ranges[] = { | |
328 | { | |
329 | .range = 0, | |
330 | .lut20 = { | |
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), | |
340 | cpu_to_le32(0x00000000), 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 | }, | |
348 | }, | |
349 | { | |
350 | .range = 12, | |
351 | .lut20 = { | |
352 | cpu_to_le32(0x00000001), 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), | |
361 | cpu_to_le32(0x00000000), 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 | }, | |
369 | }, | |
370 | { | |
371 | .range = 20, | |
372 | .lut20 = { | |
373 | cpu_to_le32(0x00000002), 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), | |
382 | cpu_to_le32(0x00000000), 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 | }, | |
390 | }, | |
391 | { | |
392 | .range = 21, | |
393 | .lut20 = { | |
394 | cpu_to_le32(0x00000003), 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), | |
403 | cpu_to_le32(0x00000000), 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 | }, | |
411 | }, | |
412 | { | |
413 | .range = 23, | |
414 | .lut20 = { | |
415 | cpu_to_le32(0x00000004), 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), | |
424 | cpu_to_le32(0x00000000), 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 | }, | |
432 | }, | |
433 | { | |
434 | .range = 27, | |
435 | .lut20 = { | |
436 | cpu_to_le32(0x00000005), 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), | |
445 | cpu_to_le32(0x00000000), 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 | }, | |
453 | }, | |
454 | { | |
455 | .range = 30, | |
456 | .lut20 = { | |
457 | cpu_to_le32(0x00000006), 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), | |
466 | cpu_to_le32(0x00000000), 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 | }, | |
474 | }, | |
475 | { | |
476 | .range = 32, | |
477 | .lut20 = { | |
478 | cpu_to_le32(0x00000007), 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), | |
487 | cpu_to_le32(0x00000000), 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 | }, | |
495 | }, | |
496 | { | |
497 | .range = 33, | |
498 | .lut20 = { | |
499 | cpu_to_le32(0x00000008), 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), | |
508 | cpu_to_le32(0x00000000), cpu_to_le32(0x00000000), | |
509 | cpu_to_le32(0x00000000), cpu_to_le32(0x00000000), | |
510 | cpu_to_le32(0x00000000), cpu_to_le32(0x00000000), | |
511 | cpu_to_le32(0x00000000), cpu_to_le32(0x00000000), | |
512 | cpu_to_le32(0x00000000), cpu_to_le32(0x00000000), | |
513 | cpu_to_le32(0x00000000), cpu_to_le32(0x00000000), | |
514 | cpu_to_le32(0x00000000), cpu_to_le32(0x00000000), | |
515 | }, | |
516 | }, | |
517 | }; | |
518 | ||
4515f30f EG |
519 | static enum iwl_bt_coex_lut_type |
520 | iwl_get_coex_type(struct iwl_mvm *mvm, const struct ieee80211_vif *vif) | |
521 | { | |
522 | struct ieee80211_chanctx_conf *chanctx_conf; | |
523 | enum iwl_bt_coex_lut_type ret; | |
524 | u16 phy_ctx_id; | |
430a3bba | 525 | u32 primary_ch_phy_id, secondary_ch_phy_id; |
4515f30f | 526 | |
9145d151 EG |
527 | /* |
528 | * Checking that we hold mvm->mutex is a good idea, but the rate | |
529 | * control can't acquire the mutex since it runs in Tx path. | |
530 | * So this is racy in that case, but in the worst case, the AMPDU | |
531 | * size limit will be wrong for a short time which is not a big | |
532 | * issue. | |
533 | */ | |
4515f30f EG |
534 | |
535 | rcu_read_lock(); | |
536 | ||
537 | chanctx_conf = rcu_dereference(vif->chanctx_conf); | |
538 | ||
539 | if (!chanctx_conf || | |
540 | chanctx_conf->def.chan->band != IEEE80211_BAND_2GHZ) { | |
541 | rcu_read_unlock(); | |
7fa4fa0c | 542 | return BT_COEX_INVALID_LUT; |
4515f30f EG |
543 | } |
544 | ||
545 | ret = BT_COEX_TX_DIS_LUT; | |
546 | ||
39149911 EG |
547 | if (mvm->cfg->bt_shared_single_ant) { |
548 | rcu_read_unlock(); | |
549 | return ret; | |
550 | } | |
551 | ||
4515f30f | 552 | phy_ctx_id = *((u16 *)chanctx_conf->drv_priv); |
430a3bba EG |
553 | primary_ch_phy_id = le32_to_cpu(mvm->last_bt_ci_cmd.primary_ch_phy_id); |
554 | secondary_ch_phy_id = | |
555 | le32_to_cpu(mvm->last_bt_ci_cmd.secondary_ch_phy_id); | |
4515f30f | 556 | |
430a3bba | 557 | if (primary_ch_phy_id == phy_ctx_id) |
4515f30f | 558 | ret = le32_to_cpu(mvm->last_bt_notif.primary_ch_lut); |
430a3bba | 559 | else if (secondary_ch_phy_id == phy_ctx_id) |
4515f30f EG |
560 | ret = le32_to_cpu(mvm->last_bt_notif.secondary_ch_lut); |
561 | /* else - default = TX TX disallowed */ | |
562 | ||
563 | rcu_read_unlock(); | |
564 | ||
565 | return ret; | |
566 | } | |
567 | ||
931d4160 EG |
568 | int iwl_send_bt_init_conf(struct iwl_mvm *mvm) |
569 | { | |
430a3bba | 570 | struct iwl_bt_coex_cmd *bt_cmd; |
03e304e4 EG |
571 | struct iwl_host_cmd cmd = { |
572 | .id = BT_CONFIG, | |
573 | .len = { sizeof(*bt_cmd), }, | |
574 | .dataflags = { IWL_HCMD_DFL_NOCOPY, }, | |
931d4160 EG |
575 | }; |
576 | int ret; | |
430a3bba | 577 | u32 mode; |
dac94da8 | 578 | |
0ea8d043 EG |
579 | if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT)) |
580 | return iwl_send_bt_init_conf_old(mvm); | |
581 | ||
03e304e4 EG |
582 | bt_cmd = kzalloc(sizeof(*bt_cmd), GFP_KERNEL); |
583 | if (!bt_cmd) | |
584 | return -ENOMEM; | |
585 | cmd.data[0] = bt_cmd; | |
586 | ||
a39979a8 EG |
587 | lockdep_assert_held(&mvm->mutex); |
588 | ||
589 | if (unlikely(mvm->bt_force_ant_mode != BT_FORCE_ANT_DIS)) { | |
590 | switch (mvm->bt_force_ant_mode) { | |
a39979a8 | 591 | case BT_FORCE_ANT_BT: |
430a3bba | 592 | mode = BT_COEX_BT; |
a39979a8 EG |
593 | break; |
594 | case BT_FORCE_ANT_WIFI: | |
430a3bba | 595 | mode = BT_COEX_WIFI; |
a39979a8 EG |
596 | break; |
597 | default: | |
598 | WARN_ON(1); | |
430a3bba | 599 | mode = 0; |
a39979a8 EG |
600 | } |
601 | ||
430a3bba | 602 | bt_cmd->mode = cpu_to_le32(mode); |
a39979a8 EG |
603 | goto send_cmd; |
604 | } | |
605 | ||
430a3bba EG |
606 | bt_cmd->max_kill = cpu_to_le32(5); |
607 | bt_cmd->bt4_antenna_isolation_thr = | |
608 | cpu_to_le32(BT_ANTENNA_COUPLING_THRESHOLD); | |
609 | bt_cmd->bt4_tx_tx_delta_freq_thr = cpu_to_le32(15); | |
610 | bt_cmd->bt4_tx_rx_max_freq0 = cpu_to_le32(15); | |
611 | bt_cmd->override_primary_lut = cpu_to_le32(BT_COEX_INVALID_LUT); | |
612 | bt_cmd->override_secondary_lut = cpu_to_le32(BT_COEX_INVALID_LUT); | |
613 | ||
614 | mode = iwlwifi_mod_params.bt_coex_active ? BT_COEX_NW : BT_COEX_DISABLE; | |
615 | bt_cmd->mode = cpu_to_le32(mode); | |
dac94da8 | 616 | |
741e703b | 617 | if (IWL_MVM_BT_COEX_SYNC2SCO) |
430a3bba EG |
618 | bt_cmd->enabled_modules |= |
619 | cpu_to_le32(BT_COEX_SYNC2SCO_ENABLED); | |
741e703b | 620 | |
430a3bba EG |
621 | if (IWL_MVM_BT_COEX_CORUNNING) |
622 | bt_cmd->enabled_modules |= cpu_to_le32(BT_COEX_CORUN_ENABLED); | |
b9fae2d5 | 623 | |
cdb00563 | 624 | if (IWL_MVM_BT_COEX_MPLUT) { |
430a3bba EG |
625 | bt_cmd->enabled_modules |= cpu_to_le32(BT_COEX_MPLUT_ENABLED); |
626 | bt_cmd->enabled_modules |= | |
627 | cpu_to_le32(BT_COEX_MPLUT_BOOST_ENABLED); | |
cdb00563 EG |
628 | } |
629 | ||
261c0ec0 EG |
630 | bt_cmd->enabled_modules |= cpu_to_le32(BT_COEX_HIGH_BAND_RET); |
631 | ||
d1d5e3cd EG |
632 | if (mvm->cfg->bt_shared_single_ant) |
633 | memcpy(&bt_cmd->decision_lut, iwl_single_shared_ant, | |
634 | sizeof(iwl_single_shared_ant)); | |
635 | else | |
636 | memcpy(&bt_cmd->decision_lut, iwl_combined_lookup, | |
637 | sizeof(iwl_combined_lookup)); | |
638 | ||
430a3bba | 639 | memcpy(&bt_cmd->mplut_prio_boost, iwl_bt_prio_boost, |
dac94da8 | 640 | sizeof(iwl_bt_prio_boost)); |
430a3bba | 641 | memcpy(&bt_cmd->multiprio_lut, iwl_bt_mprio_lut, |
dac94da8 | 642 | sizeof(iwl_bt_mprio_lut)); |
931d4160 | 643 | |
a39979a8 | 644 | send_cmd: |
2b76ef13 | 645 | memset(&mvm->last_bt_notif, 0, sizeof(mvm->last_bt_notif)); |
dac94da8 | 646 | memset(&mvm->last_bt_ci_cmd, 0, sizeof(mvm->last_bt_ci_cmd)); |
2b76ef13 | 647 | |
03e304e4 | 648 | ret = iwl_mvm_send_cmd(mvm, &cmd); |
931d4160 | 649 | |
03e304e4 EG |
650 | kfree(bt_cmd); |
651 | return ret; | |
931d4160 | 652 | } |
f421f9c3 | 653 | |
1459f269 | 654 | static int iwl_mvm_bt_udpate_sw_boost(struct iwl_mvm *mvm) |
2b76ef13 | 655 | { |
430a3bba | 656 | struct iwl_bt_coex_profile_notif *notif = &mvm->last_bt_notif; |
1459f269 EG |
657 | u32 primary_lut = le32_to_cpu(notif->primary_ch_lut); |
658 | u32 secondary_lut = le32_to_cpu(notif->secondary_ch_lut); | |
659 | u32 ag = le32_to_cpu(notif->bt_activity_grading); | |
660 | struct iwl_bt_coex_sw_boost_update_cmd cmd = {}; | |
661 | u8 ack_kill_msk[NUM_PHY_CTX] = {}; | |
662 | u8 cts_kill_msk[NUM_PHY_CTX] = {}; | |
663 | int i; | |
2b76ef13 EG |
664 | |
665 | lockdep_assert_held(&mvm->mutex); | |
666 | ||
1459f269 EG |
667 | ack_kill_msk[0] = iwl_bt_ack_kill_msk[ag][primary_lut]; |
668 | cts_kill_msk[0] = iwl_bt_cts_kill_msk[ag][primary_lut]; | |
2b76ef13 | 669 | |
1459f269 EG |
670 | ack_kill_msk[1] = iwl_bt_ack_kill_msk[ag][secondary_lut]; |
671 | cts_kill_msk[1] = iwl_bt_cts_kill_msk[ag][secondary_lut]; | |
2b76ef13 EG |
672 | |
673 | /* Don't send HCMD if there is no update */ | |
1459f269 EG |
674 | if (!memcmp(ack_kill_msk, mvm->bt_ack_kill_msk, sizeof(ack_kill_msk)) || |
675 | !memcmp(cts_kill_msk, mvm->bt_cts_kill_msk, sizeof(cts_kill_msk))) | |
2b76ef13 EG |
676 | return 0; |
677 | ||
1459f269 EG |
678 | memcpy(mvm->bt_ack_kill_msk, ack_kill_msk, |
679 | sizeof(mvm->bt_ack_kill_msk)); | |
680 | memcpy(mvm->bt_cts_kill_msk, cts_kill_msk, | |
681 | sizeof(mvm->bt_cts_kill_msk)); | |
03e304e4 | 682 | |
1459f269 | 683 | BUILD_BUG_ON(ARRAY_SIZE(ack_kill_msk) < ARRAY_SIZE(cmd.boost_values)); |
03e304e4 | 684 | |
1459f269 EG |
685 | for (i = 0; i < ARRAY_SIZE(cmd.boost_values); i++) { |
686 | cmd.boost_values[i].kill_ack_msk = | |
687 | cpu_to_le32(iwl_bt_ctl_kill_msk[ack_kill_msk[i]]); | |
688 | cmd.boost_values[i].kill_cts_msk = | |
689 | cpu_to_le32(iwl_bt_ctl_kill_msk[cts_kill_msk[i]]); | |
690 | } | |
03e304e4 | 691 | |
df878f38 EG |
692 | return iwl_mvm_send_cmd_pdu(mvm, BT_COEX_UPDATE_SW_BOOST, 0, |
693 | sizeof(cmd), &cmd); | |
2b76ef13 EG |
694 | } |
695 | ||
1fa477c6 EG |
696 | static int iwl_mvm_bt_coex_reduced_txp(struct iwl_mvm *mvm, u8 sta_id, |
697 | bool enable) | |
2b76ef13 | 698 | { |
455e7ac5 | 699 | struct iwl_bt_coex_reduced_txp_update_cmd cmd = {}; |
2b76ef13 | 700 | struct iwl_mvm_sta *mvmsta; |
455e7ac5 | 701 | u32 value; |
03e304e4 | 702 | int ret; |
2b76ef13 | 703 | |
f327b04c EG |
704 | mvmsta = iwl_mvm_sta_from_staid_protected(mvm, sta_id); |
705 | if (!mvmsta) | |
2b76ef13 EG |
706 | return 0; |
707 | ||
2b76ef13 | 708 | /* nothing to do */ |
1fa477c6 | 709 | if (mvmsta->bt_reduced_txpower == enable) |
2b76ef13 EG |
710 | return 0; |
711 | ||
455e7ac5 | 712 | value = mvmsta->sta_id; |
03e304e4 | 713 | |
2b76ef13 | 714 | if (enable) |
455e7ac5 | 715 | value |= BT_REDUCED_TX_POWER_BIT; |
2b76ef13 EG |
716 | |
717 | IWL_DEBUG_COEX(mvm, "%sable reduced Tx Power for sta %d\n", | |
718 | enable ? "en" : "dis", sta_id); | |
719 | ||
455e7ac5 | 720 | cmd.reduced_txp = cpu_to_le32(value); |
2b76ef13 EG |
721 | mvmsta->bt_reduced_txpower = enable; |
722 | ||
455e7ac5 EG |
723 | ret = iwl_mvm_send_cmd_pdu(mvm, BT_COEX_UPDATE_REDUCED_TXP, CMD_ASYNC, |
724 | sizeof(cmd), &cmd); | |
03e304e4 | 725 | |
03e304e4 | 726 | return ret; |
2b76ef13 EG |
727 | } |
728 | ||
729 | struct iwl_bt_iterator_data { | |
430a3bba | 730 | struct iwl_bt_coex_profile_notif *notif; |
2b76ef13 | 731 | struct iwl_mvm *mvm; |
dac94da8 EG |
732 | struct ieee80211_chanctx_conf *primary; |
733 | struct ieee80211_chanctx_conf *secondary; | |
0ee5bcdd | 734 | bool primary_ll; |
7da052b8 EG |
735 | }; |
736 | ||
f6fc5775 EG |
737 | static inline |
738 | void iwl_mvm_bt_coex_enable_rssi_event(struct iwl_mvm *mvm, | |
739 | struct ieee80211_vif *vif, | |
740 | bool enable, int rssi) | |
741 | { | |
742 | struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); | |
743 | ||
744 | mvmvif->bf_data.last_bt_coex_event = rssi; | |
745 | mvmvif->bf_data.bt_coex_max_thold = | |
8286d9f5 | 746 | enable ? -IWL_MVM_BT_COEX_EN_RED_TXP_THRESH : 0; |
f6fc5775 | 747 | mvmvif->bf_data.bt_coex_min_thold = |
8286d9f5 | 748 | enable ? -IWL_MVM_BT_COEX_DIS_RED_TXP_THRESH : 0; |
f6fc5775 EG |
749 | } |
750 | ||
dac94da8 | 751 | /* must be called under rcu_read_lock */ |
7da052b8 EG |
752 | static void iwl_mvm_bt_notif_iterator(void *_data, u8 *mac, |
753 | struct ieee80211_vif *vif) | |
754 | { | |
755 | struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); | |
2b76ef13 EG |
756 | struct iwl_bt_iterator_data *data = _data; |
757 | struct iwl_mvm *mvm = data->mvm; | |
7da052b8 | 758 | struct ieee80211_chanctx_conf *chanctx_conf; |
582de30a JB |
759 | /* default smps_mode is AUTOMATIC - only used for client modes */ |
760 | enum ieee80211_smps_mode smps_mode = IEEE80211_SMPS_AUTOMATIC; | |
f6415f6b | 761 | u32 bt_activity_grading; |
2b76ef13 | 762 | int ave_rssi; |
7da052b8 | 763 | |
9ee718aa | 764 | lockdep_assert_held(&mvm->mutex); |
7da052b8 | 765 | |
f6415f6b EG |
766 | switch (vif->type) { |
767 | case NL80211_IFTYPE_STATION: | |
f6415f6b EG |
768 | break; |
769 | case NL80211_IFTYPE_AP: | |
45bbb2ca | 770 | if (!mvmvif->ap_ibss_active) |
f6415f6b | 771 | return; |
f6415f6b EG |
772 | break; |
773 | default: | |
774 | return; | |
775 | } | |
7da052b8 | 776 | |
dac94da8 EG |
777 | chanctx_conf = rcu_dereference(vif->chanctx_conf); |
778 | ||
779 | /* If channel context is invalid or not on 2.4GHz .. */ | |
780 | if ((!chanctx_conf || | |
781 | chanctx_conf->def.chan->band != IEEE80211_BAND_2GHZ)) { | |
0f618e6e | 782 | if (vif->type == NL80211_IFTYPE_STATION) { |
45bbb2ca EG |
783 | /* ... relax constraints and disable rssi events */ |
784 | iwl_mvm_update_smps(mvm, vif, IWL_MVM_SMPS_REQ_BT_COEX, | |
785 | smps_mode); | |
0f618e6e EG |
786 | iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, |
787 | false); | |
f6415f6b | 788 | iwl_mvm_bt_coex_enable_rssi_event(mvm, vif, false, 0); |
0f618e6e | 789 | } |
41069b46 | 790 | return; |
dac94da8 EG |
791 | } |
792 | ||
f6415f6b EG |
793 | bt_activity_grading = le32_to_cpu(data->notif->bt_activity_grading); |
794 | if (bt_activity_grading >= BT_HIGH_TRAFFIC) | |
795 | smps_mode = IEEE80211_SMPS_STATIC; | |
796 | else if (bt_activity_grading >= BT_LOW_TRAFFIC) | |
45bbb2ca | 797 | smps_mode = IEEE80211_SMPS_DYNAMIC; |
4d66449a | 798 | |
582de30a | 799 | /* relax SMPS constraints for next association */ |
4d66449a EG |
800 | if (!vif->bss_conf.assoc) |
801 | smps_mode = IEEE80211_SMPS_AUTOMATIC; | |
802 | ||
4c86f938 EG |
803 | if (IWL_COEX_IS_RRC_ON(mvm->last_bt_notif.ttc_rrc_status, |
804 | mvmvif->phy_ctxt->id)) | |
805 | smps_mode = IEEE80211_SMPS_AUTOMATIC; | |
806 | ||
f6415f6b | 807 | IWL_DEBUG_COEX(data->mvm, |
430a3bba EG |
808 | "mac %d: bt_activity_grading %d smps_req %d\n", |
809 | mvmvif->id, bt_activity_grading, smps_mode); | |
f6415f6b | 810 | |
45bbb2ca EG |
811 | if (vif->type == NL80211_IFTYPE_STATION) |
812 | iwl_mvm_update_smps(mvm, vif, IWL_MVM_SMPS_REQ_BT_COEX, | |
813 | smps_mode); | |
f6415f6b | 814 | |
0ee5bcdd EG |
815 | /* low latency is always primary */ |
816 | if (iwl_mvm_vif_low_latency(mvmvif)) { | |
817 | data->primary_ll = true; | |
818 | ||
819 | data->secondary = data->primary; | |
820 | data->primary = chanctx_conf; | |
821 | } | |
822 | ||
dac94da8 | 823 | if (vif->type == NL80211_IFTYPE_AP) { |
5023d966 | 824 | if (!mvmvif->ap_ibss_active) |
dac94da8 EG |
825 | return; |
826 | ||
dac94da8 EG |
827 | if (chanctx_conf == data->primary) |
828 | return; | |
829 | ||
0ee5bcdd EG |
830 | if (!data->primary_ll) { |
831 | /* | |
832 | * downgrade the current primary no matter what its | |
833 | * type is. | |
834 | */ | |
835 | data->secondary = data->primary; | |
836 | data->primary = chanctx_conf; | |
837 | } else { | |
838 | /* there is low latency vif - we will be secondary */ | |
839 | data->secondary = chanctx_conf; | |
840 | } | |
9166b1ee EG |
841 | return; |
842 | } | |
843 | ||
0ee5bcdd EG |
844 | /* |
845 | * STA / P2P Client, try to be primary if first vif. If we are in low | |
846 | * latency mode, we are already in primary and just don't do much | |
847 | */ | |
dac94da8 EG |
848 | if (!data->primary || data->primary == chanctx_conf) |
849 | data->primary = chanctx_conf; | |
850 | else if (!data->secondary) | |
851 | /* if secondary is not NULL, it might be a GO */ | |
852 | data->secondary = chanctx_conf; | |
853 | ||
4d66449a EG |
854 | /* |
855 | * don't reduce the Tx power if one of these is true: | |
856 | * we are in LOOSE | |
857 | * single share antenna product | |
858 | * BT is active | |
859 | * we are associated | |
860 | */ | |
39149911 | 861 | if (iwl_get_coex_type(mvm, vif) == BT_COEX_LOOSE_LUT || |
4d66449a | 862 | mvm->cfg->bt_shared_single_ant || !vif->bss_conf.assoc || |
430a3bba | 863 | le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) == BT_OFF) { |
0f618e6e | 864 | iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, false); |
f6fc5775 | 865 | iwl_mvm_bt_coex_enable_rssi_event(mvm, vif, false, 0); |
2b76ef13 | 866 | return; |
39149911 | 867 | } |
2b76ef13 | 868 | |
911222b5 AO |
869 | /* try to get the avg rssi from fw */ |
870 | ave_rssi = mvmvif->bf_data.ave_beacon_signal; | |
2b76ef13 EG |
871 | |
872 | /* if the RSSI isn't valid, fake it is very low */ | |
873 | if (!ave_rssi) | |
874 | ave_rssi = -100; | |
8286d9f5 | 875 | if (ave_rssi > -IWL_MVM_BT_COEX_EN_RED_TXP_THRESH) { |
2b76ef13 EG |
876 | if (iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, true)) |
877 | IWL_ERR(mvm, "Couldn't send BT_CONFIG cmd\n"); | |
8286d9f5 | 878 | } else if (ave_rssi < -IWL_MVM_BT_COEX_DIS_RED_TXP_THRESH) { |
2b76ef13 EG |
879 | if (iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, false)) |
880 | IWL_ERR(mvm, "Couldn't send BT_CONFIG cmd\n"); | |
2b76ef13 EG |
881 | } |
882 | ||
883 | /* Begin to monitor the RSSI: it may influence the reduced Tx power */ | |
f6fc5775 | 884 | iwl_mvm_bt_coex_enable_rssi_event(mvm, vif, true, ave_rssi); |
7da052b8 EG |
885 | } |
886 | ||
d37cac98 | 887 | static void iwl_mvm_bt_coex_notif_handle(struct iwl_mvm *mvm) |
f421f9c3 | 888 | { |
2b76ef13 | 889 | struct iwl_bt_iterator_data data = { |
7da052b8 | 890 | .mvm = mvm, |
d37cac98 | 891 | .notif = &mvm->last_bt_notif, |
7da052b8 | 892 | }; |
430a3bba | 893 | struct iwl_bt_coex_ci_cmd cmd = {}; |
dac94da8 | 894 | u8 ci_bw_idx; |
f421f9c3 | 895 | |
a39979a8 EG |
896 | /* Ignore updates if we are in force mode */ |
897 | if (unlikely(mvm->bt_force_ant_mode != BT_FORCE_ANT_DIS)) | |
898 | return; | |
899 | ||
dac94da8 | 900 | rcu_read_lock(); |
7da052b8 EG |
901 | ieee80211_iterate_active_interfaces_atomic( |
902 | mvm->hw, IEEE80211_IFACE_ITER_NORMAL, | |
903 | iwl_mvm_bt_notif_iterator, &data); | |
904 | ||
dac94da8 EG |
905 | if (data.primary) { |
906 | struct ieee80211_chanctx_conf *chan = data.primary; | |
907 | if (WARN_ON(!chan->def.chan)) { | |
908 | rcu_read_unlock(); | |
909 | return; | |
910 | } | |
911 | ||
912 | if (chan->def.width < NL80211_CHAN_WIDTH_40) { | |
913 | ci_bw_idx = 0; | |
dac94da8 | 914 | } else { |
dac94da8 EG |
915 | if (chan->def.center_freq1 > |
916 | chan->def.chan->center_freq) | |
917 | ci_bw_idx = 2; | |
918 | else | |
919 | ci_bw_idx = 1; | |
920 | } | |
921 | ||
922 | cmd.bt_primary_ci = | |
923 | iwl_ci_mask[chan->def.chan->hw_value][ci_bw_idx]; | |
430a3bba EG |
924 | cmd.primary_ch_phy_id = |
925 | cpu_to_le32(*((u16 *)data.primary->drv_priv)); | |
dac94da8 EG |
926 | } |
927 | ||
928 | if (data.secondary) { | |
929 | struct ieee80211_chanctx_conf *chan = data.secondary; | |
930 | if (WARN_ON(!data.secondary->def.chan)) { | |
931 | rcu_read_unlock(); | |
932 | return; | |
933 | } | |
934 | ||
935 | if (chan->def.width < NL80211_CHAN_WIDTH_40) { | |
936 | ci_bw_idx = 0; | |
dac94da8 | 937 | } else { |
dac94da8 EG |
938 | if (chan->def.center_freq1 > |
939 | chan->def.chan->center_freq) | |
940 | ci_bw_idx = 2; | |
941 | else | |
942 | ci_bw_idx = 1; | |
943 | } | |
944 | ||
945 | cmd.bt_secondary_ci = | |
946 | iwl_ci_mask[chan->def.chan->hw_value][ci_bw_idx]; | |
430a3bba EG |
947 | cmd.secondary_ch_phy_id = |
948 | cpu_to_le32(*((u16 *)data.secondary->drv_priv)); | |
dac94da8 EG |
949 | } |
950 | ||
951 | rcu_read_unlock(); | |
952 | ||
953 | /* Don't spam the fw with the same command over and over */ | |
954 | if (memcmp(&cmd, &mvm->last_bt_ci_cmd, sizeof(cmd))) { | |
a1022927 | 955 | if (iwl_mvm_send_cmd_pdu(mvm, BT_COEX_CI, 0, |
dac94da8 | 956 | sizeof(cmd), &cmd)) |
3c6acb61 | 957 | IWL_ERR(mvm, "Failed to send BT_CI cmd\n"); |
dac94da8 EG |
958 | memcpy(&mvm->last_bt_ci_cmd, &cmd, sizeof(cmd)); |
959 | } | |
960 | ||
1459f269 | 961 | if (iwl_mvm_bt_udpate_sw_boost(mvm)) |
2b76ef13 | 962 | IWL_ERR(mvm, "Failed to update the ctrl_kill_msk\n"); |
9166b1ee EG |
963 | } |
964 | ||
9166b1ee EG |
965 | int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm, |
966 | struct iwl_rx_cmd_buffer *rxb, | |
967 | struct iwl_device_cmd *dev_cmd) | |
968 | { | |
969 | struct iwl_rx_packet *pkt = rxb_addr(rxb); | |
df878f38 | 970 | struct iwl_bt_coex_profile_notif *notif = (void *)pkt->data; |
9166b1ee | 971 | |
0ea8d043 EG |
972 | if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT)) |
973 | return iwl_mvm_rx_bt_coex_notif_old(mvm, rxb, dev_cmd); | |
974 | ||
9166b1ee | 975 | IWL_DEBUG_COEX(mvm, "BT Coex Notification received\n"); |
dac94da8 EG |
976 | IWL_DEBUG_COEX(mvm, "\tBT ci compliance %d\n", notif->bt_ci_compliance); |
977 | IWL_DEBUG_COEX(mvm, "\tBT primary_ch_lut %d\n", | |
978 | le32_to_cpu(notif->primary_ch_lut)); | |
979 | IWL_DEBUG_COEX(mvm, "\tBT secondary_ch_lut %d\n", | |
980 | le32_to_cpu(notif->secondary_ch_lut)); | |
981 | IWL_DEBUG_COEX(mvm, "\tBT activity grading %d\n", | |
982 | le32_to_cpu(notif->bt_activity_grading)); | |
9166b1ee | 983 | |
d37cac98 EG |
984 | /* remember this notification for future use: rssi fluctuations */ |
985 | memcpy(&mvm->last_bt_notif, notif, sizeof(mvm->last_bt_notif)); | |
986 | ||
987 | iwl_mvm_bt_coex_notif_handle(mvm); | |
2b76ef13 EG |
988 | |
989 | /* | |
990 | * This is an async handler for a notification, returning anything other | |
991 | * than 0 doesn't make sense even if HCMD failed. | |
992 | */ | |
993 | return 0; | |
994 | } | |
995 | ||
996 | static void iwl_mvm_bt_rssi_iterator(void *_data, u8 *mac, | |
997 | struct ieee80211_vif *vif) | |
998 | { | |
999 | struct iwl_mvm_vif *mvmvif = (void *)vif->drv_priv; | |
1000 | struct iwl_bt_iterator_data *data = _data; | |
1001 | struct iwl_mvm *mvm = data->mvm; | |
1002 | ||
1003 | struct ieee80211_sta *sta; | |
1004 | struct iwl_mvm_sta *mvmsta; | |
1005 | ||
f6fc5775 EG |
1006 | struct ieee80211_chanctx_conf *chanctx_conf; |
1007 | ||
1008 | rcu_read_lock(); | |
1009 | chanctx_conf = rcu_dereference(vif->chanctx_conf); | |
1010 | /* If channel context is invalid or not on 2.4GHz - don't count it */ | |
1011 | if (!chanctx_conf || | |
1012 | chanctx_conf->def.chan->band != IEEE80211_BAND_2GHZ) { | |
1013 | rcu_read_unlock(); | |
1014 | return; | |
1015 | } | |
1016 | rcu_read_unlock(); | |
1017 | ||
2b76ef13 EG |
1018 | if (vif->type != NL80211_IFTYPE_STATION || |
1019 | mvmvif->ap_sta_id == IWL_MVM_STATION_COUNT) | |
1020 | return; | |
1021 | ||
1022 | sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[mvmvif->ap_sta_id], | |
1023 | lockdep_is_held(&mvm->mutex)); | |
56c07a9c EG |
1024 | |
1025 | /* This can happen if the station has been removed right now */ | |
1026 | if (IS_ERR_OR_NULL(sta)) | |
1027 | return; | |
1028 | ||
5b577a90 | 1029 | mvmsta = iwl_mvm_sta_from_mac80211(sta); |
2b76ef13 EG |
1030 | } |
1031 | ||
1032 | void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif, | |
1033 | enum ieee80211_rssi_event rssi_event) | |
1034 | { | |
1035 | struct iwl_mvm_vif *mvmvif = (void *)vif->drv_priv; | |
2b76ef13 EG |
1036 | struct iwl_bt_iterator_data data = { |
1037 | .mvm = mvm, | |
2b76ef13 EG |
1038 | }; |
1039 | int ret; | |
1040 | ||
0ea8d043 EG |
1041 | if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT)) { |
1042 | iwl_mvm_bt_rssi_event_old(mvm, vif, rssi_event); | |
1043 | return; | |
1044 | } | |
1045 | ||
3dd1cd2d | 1046 | lockdep_assert_held(&mvm->mutex); |
2b76ef13 | 1047 | |
a39979a8 EG |
1048 | /* Ignore updates if we are in force mode */ |
1049 | if (unlikely(mvm->bt_force_ant_mode != BT_FORCE_ANT_DIS)) | |
1050 | return; | |
1051 | ||
1e929199 EG |
1052 | /* |
1053 | * Rssi update while not associated - can happen since the statistics | |
1054 | * are handled asynchronously | |
1055 | */ | |
1056 | if (mvmvif->ap_sta_id == IWL_MVM_STATION_COUNT) | |
3dd1cd2d | 1057 | return; |
2b76ef13 | 1058 | |
4515f30f | 1059 | /* No BT - reports should be disabled */ |
430a3bba | 1060 | if (le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) == BT_OFF) |
3dd1cd2d | 1061 | return; |
2b76ef13 EG |
1062 | |
1063 | IWL_DEBUG_COEX(mvm, "RSSI for %pM is now %s\n", vif->bss_conf.bssid, | |
1064 | rssi_event == RSSI_EVENT_HIGH ? "HIGH" : "LOW"); | |
1065 | ||
1066 | /* | |
1067 | * Check if rssi is good enough for reduced Tx power, but not in loose | |
1068 | * scheme. | |
1069 | */ | |
39149911 | 1070 | if (rssi_event == RSSI_EVENT_LOW || mvm->cfg->bt_shared_single_ant || |
4515f30f | 1071 | iwl_get_coex_type(mvm, vif) == BT_COEX_LOOSE_LUT) |
2b76ef13 EG |
1072 | ret = iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, |
1073 | false); | |
f421f9c3 | 1074 | else |
2b76ef13 | 1075 | ret = iwl_mvm_bt_coex_reduced_txp(mvm, mvmvif->ap_sta_id, true); |
f421f9c3 | 1076 | |
2b76ef13 EG |
1077 | if (ret) |
1078 | IWL_ERR(mvm, "couldn't send BT_CONFIG HCMD upon RSSI event\n"); | |
f421f9c3 | 1079 | |
2b76ef13 EG |
1080 | ieee80211_iterate_active_interfaces_atomic( |
1081 | mvm->hw, IEEE80211_IFACE_ITER_NORMAL, | |
1082 | iwl_mvm_bt_rssi_iterator, &data); | |
f421f9c3 | 1083 | |
1459f269 | 1084 | if (iwl_mvm_bt_udpate_sw_boost(mvm)) |
2b76ef13 | 1085 | IWL_ERR(mvm, "Failed to update the ctrl_kill_msk\n"); |
f421f9c3 | 1086 | } |
9166b1ee | 1087 | |
9145d151 EG |
1088 | #define LINK_QUAL_AGG_TIME_LIMIT_DEF (4000) |
1089 | #define LINK_QUAL_AGG_TIME_LIMIT_BT_ACT (1200) | |
1090 | ||
5b7ff615 EG |
1091 | u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm, |
1092 | struct ieee80211_sta *sta) | |
9145d151 | 1093 | { |
5b577a90 | 1094 | struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta); |
4c86f938 EG |
1095 | struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(mvmsta->vif); |
1096 | struct iwl_mvm_phy_ctxt *phy_ctxt = mvmvif->phy_ctxt; | |
9145d151 EG |
1097 | enum iwl_bt_coex_lut_type lut_type; |
1098 | ||
0ea8d043 EG |
1099 | if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT)) |
1100 | return iwl_mvm_coex_agg_time_limit_old(mvm, sta); | |
1101 | ||
4c86f938 EG |
1102 | if (IWL_COEX_IS_TTC_ON(mvm->last_bt_notif.ttc_rrc_status, phy_ctxt->id)) |
1103 | return LINK_QUAL_AGG_TIME_LIMIT_DEF; | |
1104 | ||
9145d151 | 1105 | if (le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) < |
c2119351 | 1106 | BT_HIGH_TRAFFIC) |
9145d151 | 1107 | return LINK_QUAL_AGG_TIME_LIMIT_DEF; |
35fbf5d0 | 1108 | |
9145d151 EG |
1109 | lut_type = iwl_get_coex_type(mvm, mvmsta->vif); |
1110 | ||
7fa4fa0c | 1111 | if (lut_type == BT_COEX_LOOSE_LUT || lut_type == BT_COEX_INVALID_LUT) |
9145d151 EG |
1112 | return LINK_QUAL_AGG_TIME_LIMIT_DEF; |
1113 | ||
1114 | /* tight coex, high bt traffic, reduce AGG time limit */ | |
1115 | return LINK_QUAL_AGG_TIME_LIMIT_BT_ACT; | |
1116 | } | |
1117 | ||
ffa6c707 EG |
1118 | bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm, |
1119 | struct ieee80211_sta *sta) | |
1120 | { | |
5b577a90 | 1121 | struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta); |
4c86f938 EG |
1122 | struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(mvmsta->vif); |
1123 | struct iwl_mvm_phy_ctxt *phy_ctxt = mvmvif->phy_ctxt; | |
7fa4fa0c | 1124 | enum iwl_bt_coex_lut_type lut_type; |
ffa6c707 | 1125 | |
0ea8d043 | 1126 | if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT)) |
5fc7d86c | 1127 | return iwl_mvm_bt_coex_is_mimo_allowed_old(mvm, sta); |
0ea8d043 | 1128 | |
4c86f938 | 1129 | if (IWL_COEX_IS_TTC_ON(mvm->last_bt_notif.ttc_rrc_status, phy_ctxt->id)) |
35fbf5d0 EG |
1130 | return true; |
1131 | ||
ffa6c707 EG |
1132 | if (le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) < |
1133 | BT_HIGH_TRAFFIC) | |
1134 | return true; | |
1135 | ||
1136 | /* | |
7fa4fa0c EG |
1137 | * In Tight / TxTxDis, BT can't Rx while we Tx, so use both antennas |
1138 | * since BT is already killed. | |
1139 | * In Loose, BT can Rx while we Tx, so forbid MIMO to let BT Rx while | |
1140 | * we Tx. | |
1141 | * When we are in 5GHz, we'll get BT_COEX_INVALID_LUT allowing MIMO. | |
ffa6c707 | 1142 | */ |
7fa4fa0c EG |
1143 | lut_type = iwl_get_coex_type(mvm, mvmsta->vif); |
1144 | return lut_type != BT_COEX_LOOSE_LUT; | |
ffa6c707 EG |
1145 | } |
1146 | ||
34c8b24f EG |
1147 | bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm) |
1148 | { | |
bbab7582 EG |
1149 | /* there is no other antenna, shared antenna is always available */ |
1150 | if (mvm->cfg->bt_shared_single_ant) | |
1151 | return true; | |
1152 | ||
0ea8d043 EG |
1153 | if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT)) |
1154 | return iwl_mvm_bt_coex_is_shared_ant_avail_old(mvm); | |
1155 | ||
34c8b24f EG |
1156 | return le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) == BT_OFF; |
1157 | } | |
1158 | ||
2fd647f8 EP |
1159 | bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm, |
1160 | enum ieee80211_band band) | |
1161 | { | |
1162 | u32 bt_activity = le32_to_cpu(mvm->last_bt_notif.bt_activity_grading); | |
1163 | ||
0ea8d043 EG |
1164 | if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT)) |
1165 | return iwl_mvm_bt_coex_is_tpc_allowed_old(mvm, band); | |
1166 | ||
2fd647f8 EP |
1167 | if (band != IEEE80211_BAND_2GHZ) |
1168 | return false; | |
1169 | ||
1170 | return bt_activity >= BT_LOW_TRAFFIC; | |
1171 | } | |
1172 | ||
ee7bea58 | 1173 | u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr, |
b797e3fb | 1174 | struct ieee80211_tx_info *info, u8 ac) |
ee7bea58 EG |
1175 | { |
1176 | __le16 fc = hdr->frame_control; | |
1177 | ||
b797e3fb EG |
1178 | if (info->band != IEEE80211_BAND_2GHZ) |
1179 | return 0; | |
1180 | ||
cdb00563 EG |
1181 | if (unlikely(mvm->bt_tx_prio)) |
1182 | return mvm->bt_tx_prio - 1; | |
1183 | ||
ee7bea58 | 1184 | /* High prio packet (wrt. BT coex) if it is EAPOL, MCAST or MGMT */ |
b797e3fb | 1185 | if (info->control.flags & IEEE80211_TX_CTRL_PORT_CTRL_PROTO || |
ee7bea58 | 1186 | is_multicast_ether_addr(hdr->addr1) || |
b797e3fb EG |
1187 | ieee80211_is_ctl(fc) || ieee80211_is_mgmt(fc) || |
1188 | ieee80211_is_nullfunc(fc) || ieee80211_is_qos_nullfunc(fc)) | |
1189 | return 3; | |
1190 | ||
1191 | switch (ac) { | |
1192 | case IEEE80211_AC_BE: | |
1193 | return 1; | |
1194 | case IEEE80211_AC_VO: | |
1195 | return 3; | |
1196 | case IEEE80211_AC_VI: | |
ee7bea58 | 1197 | return 2; |
b797e3fb EG |
1198 | default: |
1199 | break; | |
1200 | } | |
ee7bea58 EG |
1201 | |
1202 | return 0; | |
1203 | } | |
1204 | ||
8e484f0b | 1205 | void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm) |
9166b1ee | 1206 | { |
0ea8d043 EG |
1207 | if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT)) { |
1208 | iwl_mvm_bt_coex_vif_change_old(mvm); | |
1209 | return; | |
1210 | } | |
1211 | ||
d37cac98 | 1212 | iwl_mvm_bt_coex_notif_handle(mvm); |
9166b1ee | 1213 | } |
b9fae2d5 EG |
1214 | |
1215 | int iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm, | |
1216 | struct iwl_rx_cmd_buffer *rxb, | |
1217 | struct iwl_device_cmd *dev_cmd) | |
1218 | { | |
1219 | struct iwl_rx_packet *pkt = rxb_addr(rxb); | |
1220 | u32 ant_isolation = le32_to_cpup((void *)pkt->data); | |
704602a1 | 1221 | struct iwl_bt_coex_corun_lut_update_cmd cmd = {}; |
b9fae2d5 EG |
1222 | u8 __maybe_unused lower_bound, upper_bound; |
1223 | u8 lut; | |
1224 | ||
0ea8d043 EG |
1225 | if (!(mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_BT_COEX_SPLIT)) |
1226 | return iwl_mvm_rx_ant_coupling_notif_old(mvm, rxb, dev_cmd); | |
1227 | ||
b9fae2d5 EG |
1228 | if (!IWL_MVM_BT_COEX_CORUNNING) |
1229 | return 0; | |
1230 | ||
1231 | lockdep_assert_held(&mvm->mutex); | |
1232 | ||
a39979a8 EG |
1233 | /* Ignore updates if we are in force mode */ |
1234 | if (unlikely(mvm->bt_force_ant_mode != BT_FORCE_ANT_DIS)) | |
1235 | return 0; | |
1236 | ||
b9fae2d5 EG |
1237 | if (ant_isolation == mvm->last_ant_isol) |
1238 | return 0; | |
1239 | ||
1240 | for (lut = 0; lut < ARRAY_SIZE(antenna_coupling_ranges) - 1; lut++) | |
1241 | if (ant_isolation < antenna_coupling_ranges[lut + 1].range) | |
1242 | break; | |
1243 | ||
1244 | lower_bound = antenna_coupling_ranges[lut].range; | |
1245 | ||
1246 | if (lut < ARRAY_SIZE(antenna_coupling_ranges) - 1) | |
1247 | upper_bound = antenna_coupling_ranges[lut + 1].range; | |
1248 | else | |
1249 | upper_bound = antenna_coupling_ranges[lut].range; | |
1250 | ||
1251 | IWL_DEBUG_COEX(mvm, "Antenna isolation=%d in range [%d,%d[, lut=%d\n", | |
1252 | ant_isolation, lower_bound, upper_bound, lut); | |
1253 | ||
1254 | mvm->last_ant_isol = ant_isolation; | |
1255 | ||
1256 | if (mvm->last_corun_lut == lut) | |
1257 | return 0; | |
1258 | ||
1259 | mvm->last_corun_lut = lut; | |
1260 | ||
b9fae2d5 | 1261 | /* For the moment, use the same LUT for 20GHz and 40GHz */ |
704602a1 EG |
1262 | memcpy(&cmd.corun_lut20, antenna_coupling_ranges[lut].lut20, |
1263 | sizeof(cmd.corun_lut20)); | |
b9fae2d5 | 1264 | |
704602a1 EG |
1265 | memcpy(&cmd.corun_lut40, antenna_coupling_ranges[lut].lut20, |
1266 | sizeof(cmd.corun_lut40)); | |
b9fae2d5 | 1267 | |
704602a1 EG |
1268 | return iwl_mvm_send_cmd_pdu(mvm, BT_COEX_UPDATE_CORUN_LUT, 0, |
1269 | sizeof(cmd), &cmd); | |
b9fae2d5 | 1270 | } |