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d8899132 KV |
1 | // SPDX-License-Identifier: BSD-3-Clause-Clear |
2 | /* | |
3 | * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved. | |
3e141f00 | 4 | * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. |
d8899132 KV |
5 | */ |
6 | ||
7 | #include <net/mac80211.h> | |
8 | #include <linux/etherdevice.h> | |
1666108c | 9 | |
d8899132 KV |
10 | #include "mac.h" |
11 | #include "core.h" | |
12 | #include "debug.h" | |
13 | #include "wmi.h" | |
14 | #include "hw.h" | |
15 | #include "dp_tx.h" | |
16 | #include "dp_rx.h" | |
17 | #include "peer.h" | |
f8bde02a | 18 | #include "debugfs.h" |
4a3c212e BQ |
19 | #include "hif.h" |
20 | #include "wow.h" | |
d8899132 KV |
21 | |
22 | #define CHAN2G(_channel, _freq, _flags) { \ | |
23 | .band = NL80211_BAND_2GHZ, \ | |
24 | .hw_value = (_channel), \ | |
25 | .center_freq = (_freq), \ | |
26 | .flags = (_flags), \ | |
27 | .max_antenna_gain = 0, \ | |
28 | .max_power = 30, \ | |
29 | } | |
30 | ||
31 | #define CHAN5G(_channel, _freq, _flags) { \ | |
32 | .band = NL80211_BAND_5GHZ, \ | |
33 | .hw_value = (_channel), \ | |
34 | .center_freq = (_freq), \ | |
35 | .flags = (_flags), \ | |
36 | .max_antenna_gain = 0, \ | |
37 | .max_power = 30, \ | |
38 | } | |
39 | ||
40 | #define CHAN6G(_channel, _freq, _flags) { \ | |
41 | .band = NL80211_BAND_6GHZ, \ | |
42 | .hw_value = (_channel), \ | |
43 | .center_freq = (_freq), \ | |
44 | .flags = (_flags), \ | |
45 | .max_antenna_gain = 0, \ | |
46 | .max_power = 30, \ | |
47 | } | |
48 | ||
49 | static const struct ieee80211_channel ath12k_2ghz_channels[] = { | |
50 | CHAN2G(1, 2412, 0), | |
51 | CHAN2G(2, 2417, 0), | |
52 | CHAN2G(3, 2422, 0), | |
53 | CHAN2G(4, 2427, 0), | |
54 | CHAN2G(5, 2432, 0), | |
55 | CHAN2G(6, 2437, 0), | |
56 | CHAN2G(7, 2442, 0), | |
57 | CHAN2G(8, 2447, 0), | |
58 | CHAN2G(9, 2452, 0), | |
59 | CHAN2G(10, 2457, 0), | |
60 | CHAN2G(11, 2462, 0), | |
61 | CHAN2G(12, 2467, 0), | |
62 | CHAN2G(13, 2472, 0), | |
63 | CHAN2G(14, 2484, 0), | |
64 | }; | |
65 | ||
66 | static const struct ieee80211_channel ath12k_5ghz_channels[] = { | |
67 | CHAN5G(36, 5180, 0), | |
68 | CHAN5G(40, 5200, 0), | |
69 | CHAN5G(44, 5220, 0), | |
70 | CHAN5G(48, 5240, 0), | |
71 | CHAN5G(52, 5260, 0), | |
72 | CHAN5G(56, 5280, 0), | |
73 | CHAN5G(60, 5300, 0), | |
74 | CHAN5G(64, 5320, 0), | |
75 | CHAN5G(100, 5500, 0), | |
76 | CHAN5G(104, 5520, 0), | |
77 | CHAN5G(108, 5540, 0), | |
78 | CHAN5G(112, 5560, 0), | |
79 | CHAN5G(116, 5580, 0), | |
80 | CHAN5G(120, 5600, 0), | |
81 | CHAN5G(124, 5620, 0), | |
82 | CHAN5G(128, 5640, 0), | |
83 | CHAN5G(132, 5660, 0), | |
84 | CHAN5G(136, 5680, 0), | |
85 | CHAN5G(140, 5700, 0), | |
86 | CHAN5G(144, 5720, 0), | |
87 | CHAN5G(149, 5745, 0), | |
88 | CHAN5G(153, 5765, 0), | |
89 | CHAN5G(157, 5785, 0), | |
90 | CHAN5G(161, 5805, 0), | |
91 | CHAN5G(165, 5825, 0), | |
92 | CHAN5G(169, 5845, 0), | |
93 | CHAN5G(173, 5865, 0), | |
94 | }; | |
95 | ||
96 | static const struct ieee80211_channel ath12k_6ghz_channels[] = { | |
3745d796 PKC |
97 | /* Operating Class 136 */ |
98 | CHAN6G(2, 5935, 0), | |
99 | ||
100 | /* Operating Classes 131-135 */ | |
d8899132 KV |
101 | CHAN6G(1, 5955, 0), |
102 | CHAN6G(5, 5975, 0), | |
103 | CHAN6G(9, 5995, 0), | |
104 | CHAN6G(13, 6015, 0), | |
105 | CHAN6G(17, 6035, 0), | |
106 | CHAN6G(21, 6055, 0), | |
107 | CHAN6G(25, 6075, 0), | |
108 | CHAN6G(29, 6095, 0), | |
109 | CHAN6G(33, 6115, 0), | |
110 | CHAN6G(37, 6135, 0), | |
111 | CHAN6G(41, 6155, 0), | |
112 | CHAN6G(45, 6175, 0), | |
113 | CHAN6G(49, 6195, 0), | |
114 | CHAN6G(53, 6215, 0), | |
115 | CHAN6G(57, 6235, 0), | |
116 | CHAN6G(61, 6255, 0), | |
117 | CHAN6G(65, 6275, 0), | |
118 | CHAN6G(69, 6295, 0), | |
119 | CHAN6G(73, 6315, 0), | |
120 | CHAN6G(77, 6335, 0), | |
121 | CHAN6G(81, 6355, 0), | |
122 | CHAN6G(85, 6375, 0), | |
123 | CHAN6G(89, 6395, 0), | |
124 | CHAN6G(93, 6415, 0), | |
125 | CHAN6G(97, 6435, 0), | |
126 | CHAN6G(101, 6455, 0), | |
127 | CHAN6G(105, 6475, 0), | |
128 | CHAN6G(109, 6495, 0), | |
129 | CHAN6G(113, 6515, 0), | |
130 | CHAN6G(117, 6535, 0), | |
131 | CHAN6G(121, 6555, 0), | |
132 | CHAN6G(125, 6575, 0), | |
133 | CHAN6G(129, 6595, 0), | |
134 | CHAN6G(133, 6615, 0), | |
135 | CHAN6G(137, 6635, 0), | |
136 | CHAN6G(141, 6655, 0), | |
137 | CHAN6G(145, 6675, 0), | |
138 | CHAN6G(149, 6695, 0), | |
139 | CHAN6G(153, 6715, 0), | |
140 | CHAN6G(157, 6735, 0), | |
141 | CHAN6G(161, 6755, 0), | |
142 | CHAN6G(165, 6775, 0), | |
143 | CHAN6G(169, 6795, 0), | |
144 | CHAN6G(173, 6815, 0), | |
145 | CHAN6G(177, 6835, 0), | |
146 | CHAN6G(181, 6855, 0), | |
147 | CHAN6G(185, 6875, 0), | |
148 | CHAN6G(189, 6895, 0), | |
149 | CHAN6G(193, 6915, 0), | |
150 | CHAN6G(197, 6935, 0), | |
151 | CHAN6G(201, 6955, 0), | |
152 | CHAN6G(205, 6975, 0), | |
153 | CHAN6G(209, 6995, 0), | |
154 | CHAN6G(213, 7015, 0), | |
155 | CHAN6G(217, 7035, 0), | |
156 | CHAN6G(221, 7055, 0), | |
157 | CHAN6G(225, 7075, 0), | |
158 | CHAN6G(229, 7095, 0), | |
159 | CHAN6G(233, 7115, 0), | |
160 | }; | |
161 | ||
162 | static struct ieee80211_rate ath12k_legacy_rates[] = { | |
163 | { .bitrate = 10, | |
164 | .hw_value = ATH12K_HW_RATE_CCK_LP_1M }, | |
165 | { .bitrate = 20, | |
166 | .hw_value = ATH12K_HW_RATE_CCK_LP_2M, | |
167 | .hw_value_short = ATH12K_HW_RATE_CCK_SP_2M, | |
168 | .flags = IEEE80211_RATE_SHORT_PREAMBLE }, | |
169 | { .bitrate = 55, | |
170 | .hw_value = ATH12K_HW_RATE_CCK_LP_5_5M, | |
171 | .hw_value_short = ATH12K_HW_RATE_CCK_SP_5_5M, | |
172 | .flags = IEEE80211_RATE_SHORT_PREAMBLE }, | |
173 | { .bitrate = 110, | |
174 | .hw_value = ATH12K_HW_RATE_CCK_LP_11M, | |
175 | .hw_value_short = ATH12K_HW_RATE_CCK_SP_11M, | |
176 | .flags = IEEE80211_RATE_SHORT_PREAMBLE }, | |
177 | ||
178 | { .bitrate = 60, .hw_value = ATH12K_HW_RATE_OFDM_6M }, | |
179 | { .bitrate = 90, .hw_value = ATH12K_HW_RATE_OFDM_9M }, | |
180 | { .bitrate = 120, .hw_value = ATH12K_HW_RATE_OFDM_12M }, | |
181 | { .bitrate = 180, .hw_value = ATH12K_HW_RATE_OFDM_18M }, | |
182 | { .bitrate = 240, .hw_value = ATH12K_HW_RATE_OFDM_24M }, | |
183 | { .bitrate = 360, .hw_value = ATH12K_HW_RATE_OFDM_36M }, | |
184 | { .bitrate = 480, .hw_value = ATH12K_HW_RATE_OFDM_48M }, | |
185 | { .bitrate = 540, .hw_value = ATH12K_HW_RATE_OFDM_54M }, | |
186 | }; | |
187 | ||
188 | static const int | |
189 | ath12k_phymodes[NUM_NL80211_BANDS][ATH12K_CHAN_WIDTH_NUM] = { | |
190 | [NL80211_BAND_2GHZ] = { | |
191 | [NL80211_CHAN_WIDTH_5] = MODE_UNKNOWN, | |
192 | [NL80211_CHAN_WIDTH_10] = MODE_UNKNOWN, | |
38013653 MS |
193 | [NL80211_CHAN_WIDTH_20_NOHT] = MODE_11BE_EHT20_2G, |
194 | [NL80211_CHAN_WIDTH_20] = MODE_11BE_EHT20_2G, | |
195 | [NL80211_CHAN_WIDTH_40] = MODE_11BE_EHT40_2G, | |
196 | [NL80211_CHAN_WIDTH_80] = MODE_UNKNOWN, | |
d8899132 KV |
197 | [NL80211_CHAN_WIDTH_80P80] = MODE_UNKNOWN, |
198 | [NL80211_CHAN_WIDTH_160] = MODE_UNKNOWN, | |
38013653 | 199 | [NL80211_CHAN_WIDTH_320] = MODE_UNKNOWN, |
d8899132 KV |
200 | }, |
201 | [NL80211_BAND_5GHZ] = { | |
202 | [NL80211_CHAN_WIDTH_5] = MODE_UNKNOWN, | |
203 | [NL80211_CHAN_WIDTH_10] = MODE_UNKNOWN, | |
38013653 MS |
204 | [NL80211_CHAN_WIDTH_20_NOHT] = MODE_11BE_EHT20, |
205 | [NL80211_CHAN_WIDTH_20] = MODE_11BE_EHT20, | |
206 | [NL80211_CHAN_WIDTH_40] = MODE_11BE_EHT40, | |
207 | [NL80211_CHAN_WIDTH_80] = MODE_11BE_EHT80, | |
208 | [NL80211_CHAN_WIDTH_160] = MODE_11BE_EHT160, | |
209 | [NL80211_CHAN_WIDTH_80P80] = MODE_11BE_EHT80_80, | |
210 | [NL80211_CHAN_WIDTH_320] = MODE_11BE_EHT320, | |
d8899132 KV |
211 | }, |
212 | [NL80211_BAND_6GHZ] = { | |
213 | [NL80211_CHAN_WIDTH_5] = MODE_UNKNOWN, | |
214 | [NL80211_CHAN_WIDTH_10] = MODE_UNKNOWN, | |
38013653 MS |
215 | [NL80211_CHAN_WIDTH_20_NOHT] = MODE_11BE_EHT20, |
216 | [NL80211_CHAN_WIDTH_20] = MODE_11BE_EHT20, | |
217 | [NL80211_CHAN_WIDTH_40] = MODE_11BE_EHT40, | |
218 | [NL80211_CHAN_WIDTH_80] = MODE_11BE_EHT80, | |
219 | [NL80211_CHAN_WIDTH_160] = MODE_11BE_EHT160, | |
220 | [NL80211_CHAN_WIDTH_80P80] = MODE_11BE_EHT80_80, | |
221 | [NL80211_CHAN_WIDTH_320] = MODE_11BE_EHT320, | |
d8899132 KV |
222 | }, |
223 | ||
224 | }; | |
225 | ||
226 | const struct htt_rx_ring_tlv_filter ath12k_mac_mon_status_filter_default = { | |
227 | .rx_filter = HTT_RX_FILTER_TLV_FLAGS_MPDU_START | | |
228 | HTT_RX_FILTER_TLV_FLAGS_PPDU_END | | |
229 | HTT_RX_FILTER_TLV_FLAGS_PPDU_END_STATUS_DONE, | |
230 | .pkt_filter_flags0 = HTT_RX_FP_MGMT_FILTER_FLAGS0, | |
231 | .pkt_filter_flags1 = HTT_RX_FP_MGMT_FILTER_FLAGS1, | |
232 | .pkt_filter_flags2 = HTT_RX_FP_CTRL_FILTER_FLASG2, | |
233 | .pkt_filter_flags3 = HTT_RX_FP_DATA_FILTER_FLASG3 | | |
234 | HTT_RX_FP_CTRL_FILTER_FLASG3 | |
235 | }; | |
236 | ||
237 | #define ATH12K_MAC_FIRST_OFDM_RATE_IDX 4 | |
238 | #define ath12k_g_rates ath12k_legacy_rates | |
239 | #define ath12k_g_rates_size (ARRAY_SIZE(ath12k_legacy_rates)) | |
240 | #define ath12k_a_rates (ath12k_legacy_rates + 4) | |
241 | #define ath12k_a_rates_size (ARRAY_SIZE(ath12k_legacy_rates) - 4) | |
242 | ||
243 | #define ATH12K_MAC_SCAN_TIMEOUT_MSECS 200 /* in msecs */ | |
244 | ||
245 | static const u32 ath12k_smps_map[] = { | |
246 | [WLAN_HT_CAP_SM_PS_STATIC] = WMI_PEER_SMPS_STATIC, | |
247 | [WLAN_HT_CAP_SM_PS_DYNAMIC] = WMI_PEER_SMPS_DYNAMIC, | |
248 | [WLAN_HT_CAP_SM_PS_INVALID] = WMI_PEER_SMPS_PS_NONE, | |
249 | [WLAN_HT_CAP_SM_PS_DISABLED] = WMI_PEER_SMPS_PS_NONE, | |
250 | }; | |
251 | ||
5bdfb8c9 KP |
252 | static int ath12k_start_vdev_delay(struct ath12k *ar, |
253 | struct ath12k_vif *arvif); | |
b8ce837e | 254 | static void ath12k_mac_stop(struct ath12k *ar); |
0d6e6736 S |
255 | static int ath12k_mac_vdev_create(struct ath12k *ar, struct ieee80211_vif *vif); |
256 | static int ath12k_mac_vdev_delete(struct ath12k *ar, struct ieee80211_vif *vif); | |
d8899132 KV |
257 | |
258 | static const char *ath12k_mac_phymode_str(enum wmi_phy_mode mode) | |
259 | { | |
260 | switch (mode) { | |
261 | case MODE_11A: | |
262 | return "11a"; | |
263 | case MODE_11G: | |
264 | return "11g"; | |
265 | case MODE_11B: | |
266 | return "11b"; | |
267 | case MODE_11GONLY: | |
268 | return "11gonly"; | |
269 | case MODE_11NA_HT20: | |
270 | return "11na-ht20"; | |
271 | case MODE_11NG_HT20: | |
272 | return "11ng-ht20"; | |
273 | case MODE_11NA_HT40: | |
274 | return "11na-ht40"; | |
275 | case MODE_11NG_HT40: | |
276 | return "11ng-ht40"; | |
277 | case MODE_11AC_VHT20: | |
278 | return "11ac-vht20"; | |
279 | case MODE_11AC_VHT40: | |
280 | return "11ac-vht40"; | |
281 | case MODE_11AC_VHT80: | |
282 | return "11ac-vht80"; | |
283 | case MODE_11AC_VHT160: | |
284 | return "11ac-vht160"; | |
285 | case MODE_11AC_VHT80_80: | |
286 | return "11ac-vht80+80"; | |
287 | case MODE_11AC_VHT20_2G: | |
288 | return "11ac-vht20-2g"; | |
289 | case MODE_11AC_VHT40_2G: | |
290 | return "11ac-vht40-2g"; | |
291 | case MODE_11AC_VHT80_2G: | |
292 | return "11ac-vht80-2g"; | |
293 | case MODE_11AX_HE20: | |
294 | return "11ax-he20"; | |
295 | case MODE_11AX_HE40: | |
296 | return "11ax-he40"; | |
297 | case MODE_11AX_HE80: | |
298 | return "11ax-he80"; | |
299 | case MODE_11AX_HE80_80: | |
300 | return "11ax-he80+80"; | |
301 | case MODE_11AX_HE160: | |
302 | return "11ax-he160"; | |
303 | case MODE_11AX_HE20_2G: | |
304 | return "11ax-he20-2g"; | |
305 | case MODE_11AX_HE40_2G: | |
306 | return "11ax-he40-2g"; | |
307 | case MODE_11AX_HE80_2G: | |
308 | return "11ax-he80-2g"; | |
38013653 MS |
309 | case MODE_11BE_EHT20: |
310 | return "11be-eht20"; | |
311 | case MODE_11BE_EHT40: | |
312 | return "11be-eht40"; | |
313 | case MODE_11BE_EHT80: | |
314 | return "11be-eht80"; | |
315 | case MODE_11BE_EHT80_80: | |
316 | return "11be-eht80+80"; | |
317 | case MODE_11BE_EHT160: | |
318 | return "11be-eht160"; | |
319 | case MODE_11BE_EHT160_160: | |
320 | return "11be-eht160+160"; | |
321 | case MODE_11BE_EHT320: | |
322 | return "11be-eht320"; | |
323 | case MODE_11BE_EHT20_2G: | |
324 | return "11be-eht20-2g"; | |
325 | case MODE_11BE_EHT40_2G: | |
326 | return "11be-eht40-2g"; | |
d8899132 KV |
327 | case MODE_UNKNOWN: |
328 | /* skip */ | |
329 | break; | |
330 | ||
331 | /* no default handler to allow compiler to check that the | |
332 | * enum is fully handled | |
333 | */ | |
334 | } | |
335 | ||
336 | return "<unknown>"; | |
337 | } | |
338 | ||
339 | enum rate_info_bw | |
340 | ath12k_mac_bw_to_mac80211_bw(enum ath12k_supported_bw bw) | |
341 | { | |
342 | u8 ret = RATE_INFO_BW_20; | |
343 | ||
344 | switch (bw) { | |
345 | case ATH12K_BW_20: | |
346 | ret = RATE_INFO_BW_20; | |
347 | break; | |
348 | case ATH12K_BW_40: | |
349 | ret = RATE_INFO_BW_40; | |
350 | break; | |
351 | case ATH12K_BW_80: | |
352 | ret = RATE_INFO_BW_80; | |
353 | break; | |
354 | case ATH12K_BW_160: | |
355 | ret = RATE_INFO_BW_160; | |
356 | break; | |
37a0dd61 MS |
357 | case ATH12K_BW_320: |
358 | ret = RATE_INFO_BW_320; | |
359 | break; | |
d8899132 KV |
360 | } |
361 | ||
362 | return ret; | |
363 | } | |
364 | ||
365 | enum ath12k_supported_bw ath12k_mac_mac80211_bw_to_ath12k_bw(enum rate_info_bw bw) | |
366 | { | |
367 | switch (bw) { | |
368 | case RATE_INFO_BW_20: | |
369 | return ATH12K_BW_20; | |
370 | case RATE_INFO_BW_40: | |
371 | return ATH12K_BW_40; | |
372 | case RATE_INFO_BW_80: | |
373 | return ATH12K_BW_80; | |
374 | case RATE_INFO_BW_160: | |
375 | return ATH12K_BW_160; | |
37a0dd61 MS |
376 | case RATE_INFO_BW_320: |
377 | return ATH12K_BW_320; | |
d8899132 KV |
378 | default: |
379 | return ATH12K_BW_20; | |
380 | } | |
381 | } | |
382 | ||
383 | int ath12k_mac_hw_ratecode_to_legacy_rate(u8 hw_rc, u8 preamble, u8 *rateidx, | |
384 | u16 *rate) | |
385 | { | |
386 | /* As default, it is OFDM rates */ | |
387 | int i = ATH12K_MAC_FIRST_OFDM_RATE_IDX; | |
388 | int max_rates_idx = ath12k_g_rates_size; | |
389 | ||
390 | if (preamble == WMI_RATE_PREAMBLE_CCK) { | |
391 | hw_rc &= ~ATH12K_HW_RATECODE_CCK_SHORT_PREAM_MASK; | |
392 | i = 0; | |
393 | max_rates_idx = ATH12K_MAC_FIRST_OFDM_RATE_IDX; | |
394 | } | |
395 | ||
396 | while (i < max_rates_idx) { | |
397 | if (hw_rc == ath12k_legacy_rates[i].hw_value) { | |
398 | *rateidx = i; | |
399 | *rate = ath12k_legacy_rates[i].bitrate; | |
400 | return 0; | |
401 | } | |
402 | i++; | |
403 | } | |
404 | ||
405 | return -EINVAL; | |
406 | } | |
407 | ||
408 | u8 ath12k_mac_bitrate_to_idx(const struct ieee80211_supported_band *sband, | |
409 | u32 bitrate) | |
410 | { | |
411 | int i; | |
412 | ||
413 | for (i = 0; i < sband->n_bitrates; i++) | |
414 | if (sband->bitrates[i].bitrate == bitrate) | |
415 | return i; | |
416 | ||
417 | return 0; | |
418 | } | |
419 | ||
420 | static u32 | |
695df2f4 | 421 | ath12k_mac_max_ht_nss(const u8 *ht_mcs_mask) |
d8899132 KV |
422 | { |
423 | int nss; | |
424 | ||
425 | for (nss = IEEE80211_HT_MCS_MASK_LEN - 1; nss >= 0; nss--) | |
426 | if (ht_mcs_mask[nss]) | |
427 | return nss + 1; | |
428 | ||
429 | return 1; | |
430 | } | |
431 | ||
432 | static u32 | |
695df2f4 | 433 | ath12k_mac_max_vht_nss(const u16 *vht_mcs_mask) |
d8899132 KV |
434 | { |
435 | int nss; | |
436 | ||
437 | for (nss = NL80211_VHT_NSS_MAX - 1; nss >= 0; nss--) | |
438 | if (vht_mcs_mask[nss]) | |
439 | return nss + 1; | |
440 | ||
441 | return 1; | |
442 | } | |
443 | ||
444 | static u8 ath12k_parse_mpdudensity(u8 mpdudensity) | |
445 | { | |
446 | /* From IEEE Std 802.11-2020 defined values for "Minimum MPDU Start Spacing": | |
447 | * 0 for no restriction | |
448 | * 1 for 1/4 us | |
449 | * 2 for 1/2 us | |
450 | * 3 for 1 us | |
451 | * 4 for 2 us | |
452 | * 5 for 4 us | |
453 | * 6 for 8 us | |
454 | * 7 for 16 us | |
455 | */ | |
456 | switch (mpdudensity) { | |
457 | case 0: | |
458 | return 0; | |
459 | case 1: | |
460 | case 2: | |
461 | case 3: | |
462 | /* Our lower layer calculations limit our precision to | |
463 | * 1 microsecond | |
464 | */ | |
465 | return 1; | |
466 | case 4: | |
467 | return 2; | |
468 | case 5: | |
469 | return 4; | |
470 | case 6: | |
471 | return 8; | |
472 | case 7: | |
473 | return 16; | |
474 | default: | |
475 | return 0; | |
476 | } | |
477 | } | |
478 | ||
479 | static int ath12k_mac_vif_chan(struct ieee80211_vif *vif, | |
480 | struct cfg80211_chan_def *def) | |
481 | { | |
482 | struct ieee80211_chanctx_conf *conf; | |
483 | ||
484 | rcu_read_lock(); | |
485 | conf = rcu_dereference(vif->bss_conf.chanctx_conf); | |
486 | if (!conf) { | |
487 | rcu_read_unlock(); | |
488 | return -ENOENT; | |
489 | } | |
490 | ||
491 | *def = conf->def; | |
492 | rcu_read_unlock(); | |
493 | ||
494 | return 0; | |
495 | } | |
496 | ||
497 | static bool ath12k_mac_bitrate_is_cck(int bitrate) | |
498 | { | |
499 | switch (bitrate) { | |
500 | case 10: | |
501 | case 20: | |
502 | case 55: | |
503 | case 110: | |
504 | return true; | |
505 | } | |
506 | ||
507 | return false; | |
508 | } | |
509 | ||
510 | u8 ath12k_mac_hw_rate_to_idx(const struct ieee80211_supported_band *sband, | |
511 | u8 hw_rate, bool cck) | |
512 | { | |
513 | const struct ieee80211_rate *rate; | |
514 | int i; | |
515 | ||
516 | for (i = 0; i < sband->n_bitrates; i++) { | |
517 | rate = &sband->bitrates[i]; | |
518 | ||
519 | if (ath12k_mac_bitrate_is_cck(rate->bitrate) != cck) | |
520 | continue; | |
521 | ||
522 | if (rate->hw_value == hw_rate) | |
523 | return i; | |
524 | else if (rate->flags & IEEE80211_RATE_SHORT_PREAMBLE && | |
525 | rate->hw_value_short == hw_rate) | |
526 | return i; | |
527 | } | |
528 | ||
529 | return 0; | |
530 | } | |
531 | ||
532 | static u8 ath12k_mac_bitrate_to_rate(int bitrate) | |
533 | { | |
534 | return DIV_ROUND_UP(bitrate, 5) | | |
535 | (ath12k_mac_bitrate_is_cck(bitrate) ? BIT(7) : 0); | |
536 | } | |
537 | ||
538 | static void ath12k_get_arvif_iter(void *data, u8 *mac, | |
539 | struct ieee80211_vif *vif) | |
540 | { | |
541 | struct ath12k_vif_iter *arvif_iter = data; | |
13556aef | 542 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
d8899132 | 543 | |
cec77a25 S |
544 | if (arvif->vdev_id == arvif_iter->vdev_id && |
545 | arvif->ar == arvif_iter->ar) | |
d8899132 KV |
546 | arvif_iter->arvif = arvif; |
547 | } | |
548 | ||
549 | struct ath12k_vif *ath12k_mac_get_arvif(struct ath12k *ar, u32 vdev_id) | |
550 | { | |
551 | struct ath12k_vif_iter arvif_iter = {}; | |
552 | u32 flags; | |
553 | ||
554 | arvif_iter.vdev_id = vdev_id; | |
cec77a25 | 555 | arvif_iter.ar = ar; |
d8899132 KV |
556 | |
557 | flags = IEEE80211_IFACE_ITER_RESUME_ALL; | |
b856f023 | 558 | ieee80211_iterate_active_interfaces_atomic(ath12k_ar_to_hw(ar), |
d8899132 KV |
559 | flags, |
560 | ath12k_get_arvif_iter, | |
561 | &arvif_iter); | |
562 | if (!arvif_iter.arvif) { | |
563 | ath12k_warn(ar->ab, "No VIF found for vdev %d\n", vdev_id); | |
564 | return NULL; | |
565 | } | |
566 | ||
567 | return arvif_iter.arvif; | |
568 | } | |
569 | ||
570 | struct ath12k_vif *ath12k_mac_get_arvif_by_vdev_id(struct ath12k_base *ab, | |
571 | u32 vdev_id) | |
572 | { | |
573 | int i; | |
574 | struct ath12k_pdev *pdev; | |
575 | struct ath12k_vif *arvif; | |
576 | ||
577 | for (i = 0; i < ab->num_radios; i++) { | |
578 | pdev = rcu_dereference(ab->pdevs_active[i]); | |
af9bc78d GBJ |
579 | if (pdev && pdev->ar && |
580 | (pdev->ar->allocated_vdev_map & (1LL << vdev_id))) { | |
d8899132 KV |
581 | arvif = ath12k_mac_get_arvif(pdev->ar, vdev_id); |
582 | if (arvif) | |
583 | return arvif; | |
584 | } | |
585 | } | |
586 | ||
587 | return NULL; | |
588 | } | |
589 | ||
590 | struct ath12k *ath12k_mac_get_ar_by_vdev_id(struct ath12k_base *ab, u32 vdev_id) | |
591 | { | |
592 | int i; | |
593 | struct ath12k_pdev *pdev; | |
594 | ||
595 | for (i = 0; i < ab->num_radios; i++) { | |
596 | pdev = rcu_dereference(ab->pdevs_active[i]); | |
597 | if (pdev && pdev->ar) { | |
598 | if (pdev->ar->allocated_vdev_map & (1LL << vdev_id)) | |
599 | return pdev->ar; | |
600 | } | |
601 | } | |
602 | ||
603 | return NULL; | |
604 | } | |
605 | ||
606 | struct ath12k *ath12k_mac_get_ar_by_pdev_id(struct ath12k_base *ab, u32 pdev_id) | |
607 | { | |
608 | int i; | |
609 | struct ath12k_pdev *pdev; | |
610 | ||
611 | if (ab->hw_params->single_pdev_only) { | |
612 | pdev = rcu_dereference(ab->pdevs_active[0]); | |
613 | return pdev ? pdev->ar : NULL; | |
614 | } | |
615 | ||
616 | if (WARN_ON(pdev_id > ab->num_radios)) | |
617 | return NULL; | |
618 | ||
619 | for (i = 0; i < ab->num_radios; i++) { | |
620 | pdev = rcu_dereference(ab->pdevs_active[i]); | |
621 | ||
622 | if (pdev && pdev->pdev_id == pdev_id) | |
623 | return (pdev->ar ? pdev->ar : NULL); | |
624 | } | |
625 | ||
626 | return NULL; | |
627 | } | |
628 | ||
d01c08ed S |
629 | static struct ath12k *ath12k_mac_get_ar_by_chan(struct ieee80211_hw *hw, |
630 | struct ieee80211_channel *channel) | |
631 | { | |
632 | struct ath12k_hw *ah = hw->priv; | |
633 | struct ath12k *ar; | |
634 | int i; | |
635 | ||
636 | ar = ah->radio; | |
637 | ||
638 | if (ah->num_radio == 1) | |
639 | return ar; | |
640 | ||
641 | for_each_ar(ah, ar, i) { | |
642 | if (channel->center_freq >= ar->freq_low && | |
643 | channel->center_freq <= ar->freq_high) | |
644 | return ar; | |
645 | } | |
646 | return NULL; | |
647 | } | |
648 | ||
649 | static struct ath12k *ath12k_get_ar_by_ctx(struct ieee80211_hw *hw, | |
650 | struct ieee80211_chanctx_conf *ctx) | |
651 | { | |
652 | if (!ctx) | |
653 | return NULL; | |
654 | ||
655 | return ath12k_mac_get_ar_by_chan(hw, ctx->def.chan); | |
656 | } | |
657 | ||
0148e40c S |
658 | static struct ath12k *ath12k_get_ar_by_vif(struct ieee80211_hw *hw, |
659 | struct ieee80211_vif *vif) | |
660 | { | |
661 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); | |
662 | struct ath12k_hw *ah = ath12k_hw_to_ah(hw); | |
663 | ||
664 | /* If there is one pdev within ah, then we return | |
665 | * ar directly. | |
666 | */ | |
667 | if (ah->num_radio == 1) | |
668 | return ah->radio; | |
669 | ||
670 | if (arvif->is_created) | |
671 | return arvif->ar; | |
672 | ||
673 | return NULL; | |
674 | } | |
675 | ||
2c785767 LK |
676 | static struct ath12k_vif *ath12k_mac_get_vif_up(struct ath12k *ar) |
677 | { | |
678 | struct ath12k_vif *arvif; | |
679 | ||
680 | lockdep_assert_held(&ar->conf_mutex); | |
681 | list_for_each_entry(arvif, &ar->arvifs, list) { | |
682 | if (arvif->is_up) | |
683 | return arvif; | |
684 | } | |
685 | ||
686 | return NULL; | |
687 | } | |
688 | ||
689 | static bool ath12k_mac_band_match(enum nl80211_band band1, enum WMI_HOST_WLAN_BAND band2) | |
690 | { | |
691 | switch (band1) { | |
692 | case NL80211_BAND_2GHZ: | |
693 | if (band2 & WMI_HOST_WLAN_2G_CAP) | |
694 | return true; | |
695 | break; | |
696 | case NL80211_BAND_5GHZ: | |
697 | case NL80211_BAND_6GHZ: | |
698 | if (band2 & WMI_HOST_WLAN_5G_CAP) | |
699 | return true; | |
700 | break; | |
701 | default: | |
702 | return false; | |
703 | } | |
704 | ||
705 | return false; | |
706 | } | |
707 | ||
708 | static u8 ath12k_mac_get_target_pdev_id_from_vif(struct ath12k_vif *arvif) | |
709 | { | |
710 | struct ath12k *ar = arvif->ar; | |
711 | struct ath12k_base *ab = ar->ab; | |
712 | struct ieee80211_vif *vif = arvif->vif; | |
713 | struct cfg80211_chan_def def; | |
714 | enum nl80211_band band; | |
715 | u8 pdev_id = ab->fw_pdev[0].pdev_id; | |
716 | int i; | |
717 | ||
718 | if (WARN_ON(ath12k_mac_vif_chan(vif, &def))) | |
719 | return pdev_id; | |
720 | ||
721 | band = def.chan->band; | |
722 | ||
723 | for (i = 0; i < ab->fw_pdev_count; i++) { | |
724 | if (ath12k_mac_band_match(band, ab->fw_pdev[i].supported_bands)) | |
725 | return ab->fw_pdev[i].pdev_id; | |
726 | } | |
727 | ||
728 | return pdev_id; | |
729 | } | |
730 | ||
731 | u8 ath12k_mac_get_target_pdev_id(struct ath12k *ar) | |
732 | { | |
733 | struct ath12k_vif *arvif; | |
734 | struct ath12k_base *ab = ar->ab; | |
735 | ||
736 | if (!ab->hw_params->single_pdev_only) | |
737 | return ar->pdev->pdev_id; | |
738 | ||
739 | arvif = ath12k_mac_get_vif_up(ar); | |
740 | ||
741 | /* fw_pdev array has pdev ids derived from phy capability | |
742 | * service ready event (pdev_and_hw_link_ids). | |
743 | * If no vif is active, return default first index. | |
744 | */ | |
745 | if (!arvif) | |
746 | return ar->ab->fw_pdev[0].pdev_id; | |
747 | ||
748 | /* If active vif is found, return the pdev id matching chandef band */ | |
749 | return ath12k_mac_get_target_pdev_id_from_vif(arvif); | |
750 | } | |
751 | ||
d8899132 KV |
752 | static void ath12k_pdev_caps_update(struct ath12k *ar) |
753 | { | |
754 | struct ath12k_base *ab = ar->ab; | |
755 | ||
756 | ar->max_tx_power = ab->target_caps.hw_max_tx_power; | |
757 | ||
758 | /* FIXME: Set min_tx_power to ab->target_caps.hw_min_tx_power. | |
759 | * But since the received value in svcrdy is same as hw_max_tx_power, | |
760 | * we can set ar->min_tx_power to 0 currently until | |
761 | * this is fixed in firmware | |
762 | */ | |
763 | ar->min_tx_power = 0; | |
764 | ||
765 | ar->txpower_limit_2g = ar->max_tx_power; | |
766 | ar->txpower_limit_5g = ar->max_tx_power; | |
767 | ar->txpower_scale = WMI_HOST_TP_SCALE_MAX; | |
768 | } | |
769 | ||
770 | static int ath12k_mac_txpower_recalc(struct ath12k *ar) | |
771 | { | |
772 | struct ath12k_pdev *pdev = ar->pdev; | |
773 | struct ath12k_vif *arvif; | |
774 | int ret, txpower = -1; | |
775 | u32 param; | |
776 | ||
777 | lockdep_assert_held(&ar->conf_mutex); | |
778 | ||
779 | list_for_each_entry(arvif, &ar->arvifs, list) { | |
780 | if (arvif->txpower <= 0) | |
781 | continue; | |
782 | ||
783 | if (txpower == -1) | |
784 | txpower = arvif->txpower; | |
785 | else | |
786 | txpower = min(txpower, arvif->txpower); | |
787 | } | |
788 | ||
789 | if (txpower == -1) | |
790 | return 0; | |
791 | ||
792 | /* txpwr is set as 2 units per dBm in FW*/ | |
793 | txpower = min_t(u32, max_t(u32, ar->min_tx_power, txpower), | |
794 | ar->max_tx_power) * 2; | |
795 | ||
796 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "txpower to set in hw %d\n", | |
797 | txpower / 2); | |
798 | ||
799 | if ((pdev->cap.supported_bands & WMI_HOST_WLAN_2G_CAP) && | |
800 | ar->txpower_limit_2g != txpower) { | |
801 | param = WMI_PDEV_PARAM_TXPOWER_LIMIT2G; | |
802 | ret = ath12k_wmi_pdev_set_param(ar, param, | |
803 | txpower, ar->pdev->pdev_id); | |
804 | if (ret) | |
805 | goto fail; | |
806 | ar->txpower_limit_2g = txpower; | |
807 | } | |
808 | ||
809 | if ((pdev->cap.supported_bands & WMI_HOST_WLAN_5G_CAP) && | |
810 | ar->txpower_limit_5g != txpower) { | |
811 | param = WMI_PDEV_PARAM_TXPOWER_LIMIT5G; | |
812 | ret = ath12k_wmi_pdev_set_param(ar, param, | |
813 | txpower, ar->pdev->pdev_id); | |
814 | if (ret) | |
815 | goto fail; | |
816 | ar->txpower_limit_5g = txpower; | |
817 | } | |
818 | ||
819 | return 0; | |
820 | ||
821 | fail: | |
822 | ath12k_warn(ar->ab, "failed to recalc txpower limit %d using pdev param %d: %d\n", | |
823 | txpower / 2, param, ret); | |
824 | return ret; | |
825 | } | |
826 | ||
827 | static int ath12k_recalc_rtscts_prot(struct ath12k_vif *arvif) | |
828 | { | |
829 | struct ath12k *ar = arvif->ar; | |
830 | u32 vdev_param, rts_cts; | |
831 | int ret; | |
832 | ||
833 | lockdep_assert_held(&ar->conf_mutex); | |
834 | ||
835 | vdev_param = WMI_VDEV_PARAM_ENABLE_RTSCTS; | |
836 | ||
837 | /* Enable RTS/CTS protection for sw retries (when legacy stations | |
838 | * are in BSS) or by default only for second rate series. | |
839 | * TODO: Check if we need to enable CTS 2 Self in any case | |
840 | */ | |
841 | rts_cts = WMI_USE_RTS_CTS; | |
842 | ||
843 | if (arvif->num_legacy_stations > 0) | |
844 | rts_cts |= WMI_RTSCTS_ACROSS_SW_RETRIES << 4; | |
845 | else | |
846 | rts_cts |= WMI_RTSCTS_FOR_SECOND_RATESERIES << 4; | |
847 | ||
848 | /* Need not send duplicate param value to firmware */ | |
849 | if (arvif->rtscts_prot_mode == rts_cts) | |
850 | return 0; | |
851 | ||
852 | arvif->rtscts_prot_mode = rts_cts; | |
853 | ||
854 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac vdev %d recalc rts/cts prot %d\n", | |
855 | arvif->vdev_id, rts_cts); | |
856 | ||
857 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, | |
858 | vdev_param, rts_cts); | |
859 | if (ret) | |
860 | ath12k_warn(ar->ab, "failed to recalculate rts/cts prot for vdev %d: %d\n", | |
861 | arvif->vdev_id, ret); | |
862 | ||
863 | return ret; | |
864 | } | |
865 | ||
866 | static int ath12k_mac_set_kickout(struct ath12k_vif *arvif) | |
867 | { | |
868 | struct ath12k *ar = arvif->ar; | |
869 | u32 param; | |
870 | int ret; | |
871 | ||
872 | ret = ath12k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_STA_KICKOUT_TH, | |
873 | ATH12K_KICKOUT_THRESHOLD, | |
874 | ar->pdev->pdev_id); | |
875 | if (ret) { | |
876 | ath12k_warn(ar->ab, "failed to set kickout threshold on vdev %i: %d\n", | |
877 | arvif->vdev_id, ret); | |
878 | return ret; | |
879 | } | |
880 | ||
881 | param = WMI_VDEV_PARAM_AP_KEEPALIVE_MIN_IDLE_INACTIVE_TIME_SECS; | |
882 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, param, | |
883 | ATH12K_KEEPALIVE_MIN_IDLE); | |
884 | if (ret) { | |
885 | ath12k_warn(ar->ab, "failed to set keepalive minimum idle time on vdev %i: %d\n", | |
886 | arvif->vdev_id, ret); | |
887 | return ret; | |
888 | } | |
889 | ||
890 | param = WMI_VDEV_PARAM_AP_KEEPALIVE_MAX_IDLE_INACTIVE_TIME_SECS; | |
891 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, param, | |
892 | ATH12K_KEEPALIVE_MAX_IDLE); | |
893 | if (ret) { | |
894 | ath12k_warn(ar->ab, "failed to set keepalive maximum idle time on vdev %i: %d\n", | |
895 | arvif->vdev_id, ret); | |
896 | return ret; | |
897 | } | |
898 | ||
899 | param = WMI_VDEV_PARAM_AP_KEEPALIVE_MAX_UNRESPONSIVE_TIME_SECS; | |
900 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, param, | |
901 | ATH12K_KEEPALIVE_MAX_UNRESPONSIVE); | |
902 | if (ret) { | |
903 | ath12k_warn(ar->ab, "failed to set keepalive maximum unresponsive time on vdev %i: %d\n", | |
904 | arvif->vdev_id, ret); | |
905 | return ret; | |
906 | } | |
907 | ||
908 | return 0; | |
909 | } | |
910 | ||
911 | void ath12k_mac_peer_cleanup_all(struct ath12k *ar) | |
912 | { | |
913 | struct ath12k_peer *peer, *tmp; | |
914 | struct ath12k_base *ab = ar->ab; | |
915 | ||
916 | lockdep_assert_held(&ar->conf_mutex); | |
917 | ||
918 | spin_lock_bh(&ab->base_lock); | |
919 | list_for_each_entry_safe(peer, tmp, &ab->peers, list) { | |
920 | ath12k_dp_rx_peer_tid_cleanup(ar, peer); | |
921 | list_del(&peer->list); | |
922 | kfree(peer); | |
923 | } | |
924 | spin_unlock_bh(&ab->base_lock); | |
925 | ||
926 | ar->num_peers = 0; | |
927 | ar->num_stations = 0; | |
928 | } | |
929 | ||
930 | static int ath12k_mac_vdev_setup_sync(struct ath12k *ar) | |
931 | { | |
932 | lockdep_assert_held(&ar->conf_mutex); | |
933 | ||
934 | if (test_bit(ATH12K_FLAG_CRASH_FLUSH, &ar->ab->dev_flags)) | |
935 | return -ESHUTDOWN; | |
936 | ||
1fd2c3f9 A |
937 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "vdev setup timeout %d\n", |
938 | ATH12K_VDEV_SETUP_TIMEOUT_HZ); | |
939 | ||
d8899132 KV |
940 | if (!wait_for_completion_timeout(&ar->vdev_setup_done, |
941 | ATH12K_VDEV_SETUP_TIMEOUT_HZ)) | |
942 | return -ETIMEDOUT; | |
943 | ||
944 | return ar->last_wmi_vdev_start_status ? -EINVAL : 0; | |
945 | } | |
946 | ||
947 | static int ath12k_monitor_vdev_up(struct ath12k *ar, int vdev_id) | |
948 | { | |
51c47463 | 949 | struct ath12k_wmi_vdev_up_params params = {}; |
d8899132 KV |
950 | int ret; |
951 | ||
51c47463 AD |
952 | params.vdev_id = vdev_id; |
953 | params.bssid = ar->mac_addr; | |
954 | ret = ath12k_wmi_vdev_up(ar, ¶ms); | |
d8899132 KV |
955 | if (ret) { |
956 | ath12k_warn(ar->ab, "failed to put up monitor vdev %i: %d\n", | |
957 | vdev_id, ret); | |
958 | return ret; | |
959 | } | |
960 | ||
961 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac monitor vdev %i started\n", | |
962 | vdev_id); | |
963 | return 0; | |
964 | } | |
965 | ||
966 | static int ath12k_mac_monitor_vdev_start(struct ath12k *ar, int vdev_id, | |
967 | struct cfg80211_chan_def *chandef) | |
968 | { | |
969 | struct ieee80211_channel *channel; | |
970 | struct wmi_vdev_start_req_arg arg = {}; | |
51c47463 | 971 | struct ath12k_wmi_vdev_up_params params = {}; |
d8899132 KV |
972 | int ret; |
973 | ||
974 | lockdep_assert_held(&ar->conf_mutex); | |
975 | ||
976 | channel = chandef->chan; | |
977 | arg.vdev_id = vdev_id; | |
978 | arg.freq = channel->center_freq; | |
979 | arg.band_center_freq1 = chandef->center_freq1; | |
980 | arg.band_center_freq2 = chandef->center_freq2; | |
981 | arg.mode = ath12k_phymodes[chandef->chan->band][chandef->width]; | |
982 | arg.chan_radar = !!(channel->flags & IEEE80211_CHAN_RADAR); | |
983 | ||
984 | arg.min_power = 0; | |
985 | arg.max_power = channel->max_power; | |
986 | arg.max_reg_power = channel->max_reg_power; | |
987 | arg.max_antenna_gain = channel->max_antenna_gain; | |
988 | ||
989 | arg.pref_tx_streams = ar->num_tx_chains; | |
990 | arg.pref_rx_streams = ar->num_rx_chains; | |
07c01b86 | 991 | arg.punct_bitmap = 0xFFFFFFFF; |
d8899132 KV |
992 | |
993 | arg.passive |= !!(chandef->chan->flags & IEEE80211_CHAN_NO_IR); | |
994 | ||
995 | reinit_completion(&ar->vdev_setup_done); | |
996 | reinit_completion(&ar->vdev_delete_done); | |
997 | ||
998 | ret = ath12k_wmi_vdev_start(ar, &arg, false); | |
999 | if (ret) { | |
1000 | ath12k_warn(ar->ab, "failed to request monitor vdev %i start: %d\n", | |
1001 | vdev_id, ret); | |
1002 | return ret; | |
1003 | } | |
1004 | ||
1005 | ret = ath12k_mac_vdev_setup_sync(ar); | |
1006 | if (ret) { | |
1007 | ath12k_warn(ar->ab, "failed to synchronize setup for monitor vdev %i start: %d\n", | |
1008 | vdev_id, ret); | |
1009 | return ret; | |
1010 | } | |
1011 | ||
51c47463 AD |
1012 | params.vdev_id = vdev_id; |
1013 | params.bssid = ar->mac_addr; | |
1014 | ret = ath12k_wmi_vdev_up(ar, ¶ms); | |
d8899132 KV |
1015 | if (ret) { |
1016 | ath12k_warn(ar->ab, "failed to put up monitor vdev %i: %d\n", | |
1017 | vdev_id, ret); | |
1018 | goto vdev_stop; | |
1019 | } | |
1020 | ||
1021 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac monitor vdev %i started\n", | |
1022 | vdev_id); | |
1023 | return 0; | |
1024 | ||
1025 | vdev_stop: | |
1026 | ret = ath12k_wmi_vdev_stop(ar, vdev_id); | |
1027 | if (ret) | |
1028 | ath12k_warn(ar->ab, "failed to stop monitor vdev %i after start failure: %d\n", | |
1029 | vdev_id, ret); | |
1030 | return ret; | |
1031 | } | |
1032 | ||
1033 | static int ath12k_mac_monitor_vdev_stop(struct ath12k *ar) | |
1034 | { | |
1035 | int ret; | |
1036 | ||
1037 | lockdep_assert_held(&ar->conf_mutex); | |
1038 | ||
1039 | reinit_completion(&ar->vdev_setup_done); | |
1040 | ||
1041 | ret = ath12k_wmi_vdev_stop(ar, ar->monitor_vdev_id); | |
1042 | if (ret) | |
1043 | ath12k_warn(ar->ab, "failed to request monitor vdev %i stop: %d\n", | |
1044 | ar->monitor_vdev_id, ret); | |
1045 | ||
1046 | ret = ath12k_mac_vdev_setup_sync(ar); | |
1047 | if (ret) | |
1048 | ath12k_warn(ar->ab, "failed to synchronize monitor vdev %i stop: %d\n", | |
1049 | ar->monitor_vdev_id, ret); | |
1050 | ||
1051 | ret = ath12k_wmi_vdev_down(ar, ar->monitor_vdev_id); | |
1052 | if (ret) | |
1053 | ath12k_warn(ar->ab, "failed to put down monitor vdev %i: %d\n", | |
1054 | ar->monitor_vdev_id, ret); | |
1055 | ||
1056 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac monitor vdev %i stopped\n", | |
1057 | ar->monitor_vdev_id); | |
1058 | return ret; | |
1059 | } | |
1060 | ||
1061 | static int ath12k_mac_monitor_vdev_create(struct ath12k *ar) | |
1062 | { | |
1063 | struct ath12k_pdev *pdev = ar->pdev; | |
1064 | struct ath12k_wmi_vdev_create_arg arg = {}; | |
1065 | int bit, ret; | |
1066 | u8 tmp_addr[6]; | |
1067 | u16 nss; | |
1068 | ||
1069 | lockdep_assert_held(&ar->conf_mutex); | |
1070 | ||
1071 | if (ar->monitor_vdev_created) | |
1072 | return 0; | |
1073 | ||
1074 | if (ar->ab->free_vdev_map == 0) { | |
1075 | ath12k_warn(ar->ab, "failed to find free vdev id for monitor vdev\n"); | |
1076 | return -ENOMEM; | |
1077 | } | |
1078 | ||
1079 | bit = __ffs64(ar->ab->free_vdev_map); | |
1080 | ||
1081 | ar->monitor_vdev_id = bit; | |
1082 | ||
1083 | arg.if_id = ar->monitor_vdev_id; | |
1084 | arg.type = WMI_VDEV_TYPE_MONITOR; | |
1085 | arg.subtype = WMI_VDEV_SUBTYPE_NONE; | |
1086 | arg.pdev_id = pdev->pdev_id; | |
1087 | arg.if_stats_id = ATH12K_INVAL_VDEV_STATS_ID; | |
1088 | ||
1089 | if (pdev->cap.supported_bands & WMI_HOST_WLAN_2G_CAP) { | |
1090 | arg.chains[NL80211_BAND_2GHZ].tx = ar->num_tx_chains; | |
1091 | arg.chains[NL80211_BAND_2GHZ].rx = ar->num_rx_chains; | |
1092 | } | |
1093 | ||
1094 | if (pdev->cap.supported_bands & WMI_HOST_WLAN_5G_CAP) { | |
1095 | arg.chains[NL80211_BAND_5GHZ].tx = ar->num_tx_chains; | |
1096 | arg.chains[NL80211_BAND_5GHZ].rx = ar->num_rx_chains; | |
1097 | } | |
1098 | ||
1099 | ret = ath12k_wmi_vdev_create(ar, tmp_addr, &arg); | |
1100 | if (ret) { | |
1101 | ath12k_warn(ar->ab, "failed to request monitor vdev %i creation: %d\n", | |
1102 | ar->monitor_vdev_id, ret); | |
1103 | ar->monitor_vdev_id = -1; | |
1104 | return ret; | |
1105 | } | |
1106 | ||
1107 | nss = hweight32(ar->cfg_tx_chainmask) ? : 1; | |
1108 | ret = ath12k_wmi_vdev_set_param_cmd(ar, ar->monitor_vdev_id, | |
1109 | WMI_VDEV_PARAM_NSS, nss); | |
1110 | if (ret) { | |
1111 | ath12k_warn(ar->ab, "failed to set vdev %d chainmask 0x%x, nss %d :%d\n", | |
1112 | ar->monitor_vdev_id, ar->cfg_tx_chainmask, nss, ret); | |
1113 | return ret; | |
1114 | } | |
1115 | ||
1116 | ret = ath12k_mac_txpower_recalc(ar); | |
1117 | if (ret) | |
1118 | return ret; | |
1119 | ||
1120 | ar->allocated_vdev_map |= 1LL << ar->monitor_vdev_id; | |
1121 | ar->ab->free_vdev_map &= ~(1LL << ar->monitor_vdev_id); | |
1122 | ar->num_created_vdevs++; | |
1123 | ar->monitor_vdev_created = true; | |
1124 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac monitor vdev %d created\n", | |
1125 | ar->monitor_vdev_id); | |
1126 | ||
1127 | return 0; | |
1128 | } | |
1129 | ||
1130 | static int ath12k_mac_monitor_vdev_delete(struct ath12k *ar) | |
1131 | { | |
1132 | int ret; | |
1133 | unsigned long time_left; | |
1134 | ||
1135 | lockdep_assert_held(&ar->conf_mutex); | |
1136 | ||
1137 | if (!ar->monitor_vdev_created) | |
1138 | return 0; | |
1139 | ||
1140 | reinit_completion(&ar->vdev_delete_done); | |
1141 | ||
1142 | ret = ath12k_wmi_vdev_delete(ar, ar->monitor_vdev_id); | |
1143 | if (ret) { | |
1144 | ath12k_warn(ar->ab, "failed to request wmi monitor vdev %i removal: %d\n", | |
1145 | ar->monitor_vdev_id, ret); | |
1146 | return ret; | |
1147 | } | |
1148 | ||
1149 | time_left = wait_for_completion_timeout(&ar->vdev_delete_done, | |
1150 | ATH12K_VDEV_DELETE_TIMEOUT_HZ); | |
1151 | if (time_left == 0) { | |
1152 | ath12k_warn(ar->ab, "Timeout in receiving vdev delete response\n"); | |
1153 | } else { | |
1154 | ar->allocated_vdev_map &= ~(1LL << ar->monitor_vdev_id); | |
1155 | ar->ab->free_vdev_map |= 1LL << (ar->monitor_vdev_id); | |
1156 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac monitor vdev %d deleted\n", | |
1157 | ar->monitor_vdev_id); | |
1158 | ar->num_created_vdevs--; | |
1159 | ar->monitor_vdev_id = -1; | |
1160 | ar->monitor_vdev_created = false; | |
1161 | } | |
1162 | ||
1163 | return ret; | |
1164 | } | |
1165 | ||
1166 | static void | |
1167 | ath12k_mac_get_any_chandef_iter(struct ieee80211_hw *hw, | |
1168 | struct ieee80211_chanctx_conf *conf, | |
1169 | void *data) | |
1170 | { | |
1171 | struct cfg80211_chan_def **def = data; | |
1172 | ||
1173 | *def = &conf->def; | |
1174 | } | |
1175 | ||
1176 | static int ath12k_mac_monitor_start(struct ath12k *ar) | |
1177 | { | |
1178 | struct cfg80211_chan_def *chandef = NULL; | |
1179 | int ret; | |
1180 | ||
1181 | lockdep_assert_held(&ar->conf_mutex); | |
1182 | ||
1183 | if (ar->monitor_started) | |
1184 | return 0; | |
1185 | ||
b856f023 | 1186 | ieee80211_iter_chan_contexts_atomic(ath12k_ar_to_hw(ar), |
d8899132 KV |
1187 | ath12k_mac_get_any_chandef_iter, |
1188 | &chandef); | |
1189 | if (!chandef) | |
1190 | return 0; | |
1191 | ||
1192 | ret = ath12k_mac_monitor_vdev_start(ar, ar->monitor_vdev_id, chandef); | |
1193 | if (ret) { | |
1194 | ath12k_warn(ar->ab, "failed to start monitor vdev: %d\n", ret); | |
1195 | ath12k_mac_monitor_vdev_delete(ar); | |
1196 | return ret; | |
1197 | } | |
1198 | ||
1199 | ar->monitor_started = true; | |
1200 | ar->num_started_vdevs++; | |
1201 | ret = ath12k_dp_tx_htt_monitor_mode_ring_config(ar, false); | |
1202 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac monitor started ret %d\n", ret); | |
1203 | ||
1204 | return ret; | |
1205 | } | |
1206 | ||
1207 | static int ath12k_mac_monitor_stop(struct ath12k *ar) | |
1208 | { | |
1209 | int ret; | |
1210 | ||
1211 | lockdep_assert_held(&ar->conf_mutex); | |
1212 | ||
1213 | if (!ar->monitor_started) | |
1214 | return 0; | |
1215 | ||
1216 | ret = ath12k_mac_monitor_vdev_stop(ar); | |
1217 | if (ret) { | |
1218 | ath12k_warn(ar->ab, "failed to stop monitor vdev: %d\n", ret); | |
1219 | return ret; | |
1220 | } | |
1221 | ||
1222 | ar->monitor_started = false; | |
1223 | ar->num_started_vdevs--; | |
1224 | ret = ath12k_dp_tx_htt_monitor_mode_ring_config(ar, true); | |
1225 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac monitor stopped ret %d\n", ret); | |
1226 | return ret; | |
1227 | } | |
1228 | ||
c9e4e41e KY |
1229 | static int ath12k_mac_vdev_stop(struct ath12k_vif *arvif) |
1230 | { | |
1231 | struct ath12k *ar = arvif->ar; | |
1232 | int ret; | |
1233 | ||
1234 | lockdep_assert_held(&ar->conf_mutex); | |
1235 | ||
1236 | reinit_completion(&ar->vdev_setup_done); | |
1237 | ||
1238 | ret = ath12k_wmi_vdev_stop(ar, arvif->vdev_id); | |
1239 | if (ret) { | |
1240 | ath12k_warn(ar->ab, "failed to stop WMI vdev %i: %d\n", | |
1241 | arvif->vdev_id, ret); | |
1242 | goto err; | |
1243 | } | |
1244 | ||
1245 | ret = ath12k_mac_vdev_setup_sync(ar); | |
1246 | if (ret) { | |
1247 | ath12k_warn(ar->ab, "failed to synchronize setup for vdev %i: %d\n", | |
1248 | arvif->vdev_id, ret); | |
1249 | goto err; | |
1250 | } | |
1251 | ||
1252 | WARN_ON(ar->num_started_vdevs == 0); | |
1253 | ||
1254 | ar->num_started_vdevs--; | |
1255 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "vdev %pM stopped, vdev_id %d\n", | |
1256 | arvif->vif->addr, arvif->vdev_id); | |
1257 | ||
1258 | if (test_bit(ATH12K_CAC_RUNNING, &ar->dev_flags)) { | |
1259 | clear_bit(ATH12K_CAC_RUNNING, &ar->dev_flags); | |
1260 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "CAC Stopped for vdev %d\n", | |
1261 | arvif->vdev_id); | |
1262 | } | |
1263 | ||
1264 | return 0; | |
1265 | err: | |
1266 | return ret; | |
1267 | } | |
1268 | ||
3e141f00 | 1269 | static int ath12k_mac_config(struct ath12k *ar, u32 changed) |
d8899132 | 1270 | { |
b856f023 | 1271 | struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); |
d8899132 | 1272 | struct ieee80211_conf *conf = &hw->conf; |
d1335f0d | 1273 | int ret = 0; |
d8899132 KV |
1274 | |
1275 | mutex_lock(&ar->conf_mutex); | |
1276 | ||
1277 | if (changed & IEEE80211_CONF_CHANGE_MONITOR) { | |
1278 | ar->monitor_conf_enabled = conf->flags & IEEE80211_CONF_MONITOR; | |
1279 | if (ar->monitor_conf_enabled) { | |
1280 | if (ar->monitor_vdev_created) | |
1281 | goto exit; | |
1282 | ret = ath12k_mac_monitor_vdev_create(ar); | |
1283 | if (ret) | |
1284 | goto exit; | |
1285 | ret = ath12k_mac_monitor_start(ar); | |
1286 | if (ret) | |
1287 | goto err_mon_del; | |
1288 | } else { | |
1289 | if (!ar->monitor_vdev_created) | |
1290 | goto exit; | |
1291 | ret = ath12k_mac_monitor_stop(ar); | |
1292 | if (ret) | |
1293 | goto exit; | |
1294 | ath12k_mac_monitor_vdev_delete(ar); | |
1295 | } | |
1296 | } | |
1297 | ||
1298 | exit: | |
1299 | mutex_unlock(&ar->conf_mutex); | |
1300 | return ret; | |
1301 | ||
1302 | err_mon_del: | |
1303 | ath12k_mac_monitor_vdev_delete(ar); | |
1304 | mutex_unlock(&ar->conf_mutex); | |
d1335f0d | 1305 | return ret; |
d8899132 KV |
1306 | } |
1307 | ||
3e141f00 KP |
1308 | static int ath12k_mac_op_config(struct ieee80211_hw *hw, u32 changed) |
1309 | { | |
6db6e70a KP |
1310 | struct ath12k_hw *ah = ath12k_hw_to_ah(hw); |
1311 | struct ath12k *ar; | |
3e141f00 KP |
1312 | int ret; |
1313 | ||
ba12f08f | 1314 | ar = ath12k_ah_to_ar(ah, 0); |
6db6e70a | 1315 | |
3e141f00 KP |
1316 | ret = ath12k_mac_config(ar, changed); |
1317 | if (ret) | |
1318 | ath12k_warn(ar->ab, "failed to update config pdev idx %d: %d\n", | |
1319 | ar->pdev_idx, ret); | |
1320 | ||
1321 | return ret; | |
1322 | } | |
1323 | ||
575ec73c KY |
1324 | static int ath12k_mac_setup_bcn_p2p_ie(struct ath12k_vif *arvif, |
1325 | struct sk_buff *bcn) | |
1326 | { | |
1327 | struct ath12k *ar = arvif->ar; | |
1328 | struct ieee80211_mgmt *mgmt; | |
1329 | const u8 *p2p_ie; | |
1330 | int ret; | |
1331 | ||
1332 | mgmt = (void *)bcn->data; | |
1333 | p2p_ie = cfg80211_find_vendor_ie(WLAN_OUI_WFA, WLAN_OUI_TYPE_WFA_P2P, | |
1334 | mgmt->u.beacon.variable, | |
1335 | bcn->len - (mgmt->u.beacon.variable - | |
1336 | bcn->data)); | |
1337 | if (!p2p_ie) { | |
1338 | ath12k_warn(ar->ab, "no P2P ie found in beacon\n"); | |
1339 | return -ENOENT; | |
1340 | } | |
1341 | ||
1342 | ret = ath12k_wmi_p2p_go_bcn_ie(ar, arvif->vdev_id, p2p_ie); | |
1343 | if (ret) { | |
1344 | ath12k_warn(ar->ab, "failed to submit P2P GO bcn ie for vdev %i: %d\n", | |
1345 | arvif->vdev_id, ret); | |
1346 | return ret; | |
1347 | } | |
1348 | ||
1349 | return 0; | |
1350 | } | |
1351 | ||
1352 | static int ath12k_mac_remove_vendor_ie(struct sk_buff *skb, unsigned int oui, | |
1353 | u8 oui_type, size_t ie_offset) | |
1354 | { | |
1355 | const u8 *next, *end; | |
1356 | size_t len; | |
1357 | u8 *ie; | |
1358 | ||
1359 | if (WARN_ON(skb->len < ie_offset)) | |
1360 | return -EINVAL; | |
1361 | ||
1362 | ie = (u8 *)cfg80211_find_vendor_ie(oui, oui_type, | |
1363 | skb->data + ie_offset, | |
1364 | skb->len - ie_offset); | |
1365 | if (!ie) | |
1366 | return -ENOENT; | |
1367 | ||
1368 | len = ie[1] + 2; | |
1369 | end = skb->data + skb->len; | |
1370 | next = ie + len; | |
1371 | ||
1372 | if (WARN_ON(next > end)) | |
1373 | return -EINVAL; | |
1374 | ||
1375 | memmove(ie, next, end - next); | |
1376 | skb_trim(skb, skb->len - len); | |
1377 | ||
1378 | return 0; | |
1379 | } | |
1380 | ||
8c6faa56 AD |
1381 | static void ath12k_mac_set_arvif_ies(struct ath12k_vif *arvif, struct sk_buff *bcn, |
1382 | u8 bssid_index, bool *nontx_profile_found) | |
9fd28936 AD |
1383 | { |
1384 | struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)bcn->data; | |
8c6faa56 | 1385 | const struct element *elem, *nontx, *index, *nie; |
9fd28936 AD |
1386 | const u8 *start, *tail; |
1387 | u16 rem_len; | |
8c6faa56 | 1388 | u8 i; |
9fd28936 AD |
1389 | |
1390 | start = bcn->data + ieee80211_get_hdrlen_from_skb(bcn) + sizeof(mgmt->u.beacon); | |
1391 | tail = skb_tail_pointer(bcn); | |
1392 | rem_len = tail - start; | |
1393 | ||
1394 | arvif->rsnie_present = false; | |
1395 | arvif->wpaie_present = false; | |
1396 | ||
1397 | if (cfg80211_find_ie(WLAN_EID_RSN, start, rem_len)) | |
1398 | arvif->rsnie_present = true; | |
1399 | if (cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT, WLAN_OUI_TYPE_MICROSOFT_WPA, | |
1400 | start, rem_len)) | |
1401 | arvif->wpaie_present = true; | |
8c6faa56 AD |
1402 | |
1403 | /* Return from here for the transmitted profile */ | |
1404 | if (!bssid_index) | |
1405 | return; | |
1406 | ||
1407 | /* Initial rsnie_present for the nontransmitted profile is set to be same as that | |
1408 | * of the transmitted profile. It will be changed if security configurations are | |
1409 | * different. | |
1410 | */ | |
1411 | *nontx_profile_found = false; | |
1412 | for_each_element_id(elem, WLAN_EID_MULTIPLE_BSSID, start, rem_len) { | |
1413 | /* Fixed minimum MBSSID element length with at least one | |
1414 | * nontransmitted BSSID profile is 12 bytes as given below; | |
1415 | * 1 (max BSSID indicator) + | |
1416 | * 2 (Nontransmitted BSSID profile: Subelement ID + length) + | |
1417 | * 4 (Nontransmitted BSSID Capabilities: tag + length + info) | |
1418 | * 2 (Nontransmitted BSSID SSID: tag + length) | |
1419 | * 3 (Nontransmitted BSSID Index: tag + length + BSSID index | |
1420 | */ | |
1421 | if (elem->datalen < 12 || elem->data[0] < 1) | |
1422 | continue; /* Max BSSID indicator must be >=1 */ | |
1423 | ||
1424 | for_each_element(nontx, elem->data + 1, elem->datalen - 1) { | |
1425 | start = nontx->data; | |
1426 | ||
1427 | if (nontx->id != 0 || nontx->datalen < 4) | |
1428 | continue; /* Invalid nontransmitted profile */ | |
1429 | ||
1430 | if (nontx->data[0] != WLAN_EID_NON_TX_BSSID_CAP || | |
1431 | nontx->data[1] != 2) { | |
1432 | continue; /* Missing nontransmitted BSS capabilities */ | |
1433 | } | |
1434 | ||
1435 | if (nontx->data[4] != WLAN_EID_SSID) | |
1436 | continue; /* Missing SSID for nontransmitted BSS */ | |
1437 | ||
1438 | index = cfg80211_find_elem(WLAN_EID_MULTI_BSSID_IDX, | |
1439 | start, nontx->datalen); | |
1440 | if (!index || index->datalen < 1 || index->data[0] == 0) | |
1441 | continue; /* Invalid MBSSID Index element */ | |
1442 | ||
1443 | if (index->data[0] == bssid_index) { | |
1444 | *nontx_profile_found = true; | |
1445 | if (cfg80211_find_ie(WLAN_EID_RSN, | |
1446 | nontx->data, | |
1447 | nontx->datalen)) { | |
1448 | arvif->rsnie_present = true; | |
1449 | return; | |
1450 | } else if (!arvif->rsnie_present) { | |
1451 | return; /* Both tx and nontx BSS are open */ | |
1452 | } | |
1453 | ||
1454 | nie = cfg80211_find_ext_elem(WLAN_EID_EXT_NON_INHERITANCE, | |
1455 | nontx->data, | |
1456 | nontx->datalen); | |
1457 | if (!nie || nie->datalen < 2) | |
1458 | return; /* Invalid non-inheritance element */ | |
1459 | ||
1460 | for (i = 1; i < nie->datalen - 1; i++) { | |
1461 | if (nie->data[i] == WLAN_EID_RSN) { | |
1462 | arvif->rsnie_present = false; | |
1463 | break; | |
1464 | } | |
1465 | } | |
1466 | ||
1467 | return; | |
1468 | } | |
1469 | } | |
1470 | } | |
9fd28936 AD |
1471 | } |
1472 | ||
f27fbd76 AD |
1473 | static int ath12k_mac_setup_bcn_tmpl_ema(struct ath12k_vif *arvif) |
1474 | { | |
1475 | struct ieee80211_bss_conf *bss_conf = &arvif->vif->bss_conf; | |
1476 | struct ath12k_wmi_bcn_tmpl_ema_arg ema_args; | |
1477 | struct ieee80211_ema_beacons *beacons; | |
1478 | struct ath12k_vif *tx_arvif; | |
1479 | bool nontx_profile_found = false; | |
1480 | int ret = 0; | |
1481 | u8 i; | |
1482 | ||
1483 | tx_arvif = ath12k_vif_to_arvif(arvif->vif->mbssid_tx_vif); | |
1484 | beacons = ieee80211_beacon_get_template_ema_list(ath12k_ar_to_hw(tx_arvif->ar), | |
1485 | tx_arvif->vif, 0); | |
1486 | if (!beacons || !beacons->cnt) { | |
1487 | ath12k_warn(arvif->ar->ab, | |
1488 | "failed to get ema beacon templates from mac80211\n"); | |
1489 | return -EPERM; | |
1490 | } | |
1491 | ||
1492 | if (tx_arvif == arvif) | |
1493 | ath12k_mac_set_arvif_ies(arvif, beacons->bcn[0].skb, 0, NULL); | |
1494 | ||
1495 | for (i = 0; i < beacons->cnt; i++) { | |
1496 | if (tx_arvif != arvif && !nontx_profile_found) | |
1497 | ath12k_mac_set_arvif_ies(arvif, beacons->bcn[i].skb, | |
1498 | bss_conf->bssid_index, | |
1499 | &nontx_profile_found); | |
1500 | ||
1501 | ema_args.bcn_cnt = beacons->cnt; | |
1502 | ema_args.bcn_index = i; | |
1503 | ret = ath12k_wmi_bcn_tmpl(tx_arvif->ar, tx_arvif->vdev_id, | |
1504 | &beacons->bcn[i].offs, | |
1505 | beacons->bcn[i].skb, &ema_args); | |
1506 | if (ret) { | |
1507 | ath12k_warn(tx_arvif->ar->ab, | |
1508 | "failed to set ema beacon template id %i error %d\n", | |
1509 | i, ret); | |
1510 | break; | |
1511 | } | |
1512 | } | |
1513 | ||
1514 | if (tx_arvif != arvif && !nontx_profile_found) | |
1515 | ath12k_warn(arvif->ar->ab, | |
1516 | "nontransmitted bssid index %u not found in beacon template\n", | |
1517 | bss_conf->bssid_index); | |
1518 | ||
1519 | ieee80211_beacon_free_ema_list(beacons); | |
1520 | return ret; | |
1521 | } | |
1522 | ||
d8899132 KV |
1523 | static int ath12k_mac_setup_bcn_tmpl(struct ath12k_vif *arvif) |
1524 | { | |
8c6faa56 | 1525 | struct ath12k_vif *tx_arvif = arvif; |
d8899132 KV |
1526 | struct ath12k *ar = arvif->ar; |
1527 | struct ath12k_base *ab = ar->ab; | |
d8899132 KV |
1528 | struct ieee80211_vif *vif = arvif->vif; |
1529 | struct ieee80211_mutable_offsets offs = {}; | |
8c6faa56 | 1530 | bool nontx_profile_found = false; |
d8899132 | 1531 | struct sk_buff *bcn; |
d8899132 KV |
1532 | int ret; |
1533 | ||
1534 | if (arvif->vdev_type != WMI_VDEV_TYPE_AP) | |
1535 | return 0; | |
1536 | ||
8c6faa56 AD |
1537 | if (vif->mbssid_tx_vif) { |
1538 | tx_arvif = ath12k_vif_to_arvif(vif->mbssid_tx_vif); | |
1539 | if (tx_arvif != arvif && arvif->is_up) | |
1540 | return 0; | |
f27fbd76 AD |
1541 | |
1542 | if (vif->bss_conf.ema_ap) | |
1543 | return ath12k_mac_setup_bcn_tmpl_ema(arvif); | |
8c6faa56 AD |
1544 | } |
1545 | ||
1546 | bcn = ieee80211_beacon_get_template(ath12k_ar_to_hw(tx_arvif->ar), tx_arvif->vif, | |
1547 | &offs, 0); | |
d8899132 KV |
1548 | if (!bcn) { |
1549 | ath12k_warn(ab, "failed to get beacon template from mac80211\n"); | |
1550 | return -EPERM; | |
1551 | } | |
1552 | ||
8c6faa56 AD |
1553 | if (tx_arvif == arvif) { |
1554 | ath12k_mac_set_arvif_ies(arvif, bcn, 0, NULL); | |
1555 | } else { | |
1556 | ath12k_mac_set_arvif_ies(arvif, bcn, | |
1557 | arvif->vif->bss_conf.bssid_index, | |
1558 | &nontx_profile_found); | |
1559 | if (!nontx_profile_found) | |
1560 | ath12k_warn(ab, | |
1561 | "nontransmitted profile not found in beacon template\n"); | |
1562 | } | |
d8899132 | 1563 | |
575ec73c KY |
1564 | if (arvif->vif->type == NL80211_IFTYPE_AP && arvif->vif->p2p) { |
1565 | ret = ath12k_mac_setup_bcn_p2p_ie(arvif, bcn); | |
1566 | if (ret) { | |
1567 | ath12k_warn(ab, "failed to setup P2P GO bcn ie: %d\n", | |
1568 | ret); | |
1569 | goto free_bcn_skb; | |
1570 | } | |
d8899132 | 1571 | |
575ec73c KY |
1572 | /* P2P IE is inserted by firmware automatically (as |
1573 | * configured above) so remove it from the base beacon | |
1574 | * template to avoid duplicate P2P IEs in beacon frames. | |
1575 | */ | |
1576 | ret = ath12k_mac_remove_vendor_ie(bcn, WLAN_OUI_WFA, | |
1577 | WLAN_OUI_TYPE_WFA_P2P, | |
1578 | offsetof(struct ieee80211_mgmt, | |
1579 | u.beacon.variable)); | |
1580 | if (ret) { | |
1581 | ath12k_warn(ab, "failed to remove P2P vendor ie: %d\n", | |
1582 | ret); | |
1583 | goto free_bcn_skb; | |
1584 | } | |
1585 | } | |
1586 | ||
f27fbd76 | 1587 | ret = ath12k_wmi_bcn_tmpl(ar, arvif->vdev_id, &offs, bcn, NULL); |
d8899132 KV |
1588 | |
1589 | if (ret) | |
1590 | ath12k_warn(ab, "failed to submit beacon template command: %d\n", | |
1591 | ret); | |
1592 | ||
575ec73c KY |
1593 | free_bcn_skb: |
1594 | kfree_skb(bcn); | |
d8899132 KV |
1595 | return ret; |
1596 | } | |
1597 | ||
1598 | static void ath12k_control_beaconing(struct ath12k_vif *arvif, | |
1599 | struct ieee80211_bss_conf *info) | |
1600 | { | |
51c47463 | 1601 | struct ath12k_wmi_vdev_up_params params = {}; |
d8899132 KV |
1602 | struct ath12k *ar = arvif->ar; |
1603 | int ret; | |
1604 | ||
1605 | lockdep_assert_held(&arvif->ar->conf_mutex); | |
1606 | ||
1607 | if (!info->enable_beacon) { | |
1608 | ret = ath12k_wmi_vdev_down(ar, arvif->vdev_id); | |
1609 | if (ret) | |
1610 | ath12k_warn(ar->ab, "failed to down vdev_id %i: %d\n", | |
1611 | arvif->vdev_id, ret); | |
1612 | ||
1613 | arvif->is_up = false; | |
1614 | return; | |
1615 | } | |
1616 | ||
1617 | /* Install the beacon template to the FW */ | |
1618 | ret = ath12k_mac_setup_bcn_tmpl(arvif); | |
1619 | if (ret) { | |
1620 | ath12k_warn(ar->ab, "failed to update bcn tmpl during vdev up: %d\n", | |
1621 | ret); | |
1622 | return; | |
1623 | } | |
1624 | ||
1625 | arvif->aid = 0; | |
1626 | ||
1627 | ether_addr_copy(arvif->bssid, info->bssid); | |
1628 | ||
51c47463 AD |
1629 | params.vdev_id = arvif->vdev_id; |
1630 | params.aid = arvif->aid; | |
1631 | params.bssid = arvif->bssid; | |
84edf47b AD |
1632 | if (arvif->vif->mbssid_tx_vif) { |
1633 | params.tx_bssid = ath12k_vif_to_arvif(arvif->vif->mbssid_tx_vif)->bssid; | |
1634 | params.nontx_profile_idx = info->bssid_index; | |
1635 | params.nontx_profile_cnt = 1 << info->bssid_indicator; | |
1636 | } | |
51c47463 | 1637 | ret = ath12k_wmi_vdev_up(arvif->ar, ¶ms); |
d8899132 KV |
1638 | if (ret) { |
1639 | ath12k_warn(ar->ab, "failed to bring up vdev %d: %i\n", | |
1640 | arvif->vdev_id, ret); | |
1641 | return; | |
1642 | } | |
1643 | ||
1644 | arvif->is_up = true; | |
1645 | ||
1646 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac vdev %d up\n", arvif->vdev_id); | |
1647 | } | |
1648 | ||
b0afabc4 KY |
1649 | static void ath12k_mac_handle_beacon_iter(void *data, u8 *mac, |
1650 | struct ieee80211_vif *vif) | |
1651 | { | |
1652 | struct sk_buff *skb = data; | |
1653 | struct ieee80211_mgmt *mgmt = (void *)skb->data; | |
1654 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); | |
1655 | ||
1656 | if (vif->type != NL80211_IFTYPE_STATION) | |
1657 | return; | |
1658 | ||
1659 | if (!ether_addr_equal(mgmt->bssid, vif->bss_conf.bssid)) | |
1660 | return; | |
1661 | ||
1662 | cancel_delayed_work(&arvif->connection_loss_work); | |
1663 | } | |
1664 | ||
1665 | void ath12k_mac_handle_beacon(struct ath12k *ar, struct sk_buff *skb) | |
1666 | { | |
1667 | ieee80211_iterate_active_interfaces_atomic(ath12k_ar_to_hw(ar), | |
1668 | IEEE80211_IFACE_ITER_NORMAL, | |
1669 | ath12k_mac_handle_beacon_iter, | |
1670 | skb); | |
1671 | } | |
1672 | ||
1673 | static void ath12k_mac_handle_beacon_miss_iter(void *data, u8 *mac, | |
1674 | struct ieee80211_vif *vif) | |
1675 | { | |
1676 | u32 *vdev_id = data; | |
1677 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); | |
1678 | struct ath12k *ar = arvif->ar; | |
1679 | struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); | |
1680 | ||
1681 | if (arvif->vdev_id != *vdev_id) | |
1682 | return; | |
1683 | ||
1684 | if (!arvif->is_up) | |
1685 | return; | |
1686 | ||
1687 | ieee80211_beacon_loss(vif); | |
1688 | ||
1689 | /* Firmware doesn't report beacon loss events repeatedly. If AP probe | |
1690 | * (done by mac80211) succeeds but beacons do not resume then it | |
1691 | * doesn't make sense to continue operation. Queue connection loss work | |
1692 | * which can be cancelled when beacon is received. | |
1693 | */ | |
1694 | ieee80211_queue_delayed_work(hw, &arvif->connection_loss_work, | |
1695 | ATH12K_CONNECTION_LOSS_HZ); | |
1696 | } | |
1697 | ||
1698 | void ath12k_mac_handle_beacon_miss(struct ath12k *ar, u32 vdev_id) | |
1699 | { | |
1700 | ieee80211_iterate_active_interfaces_atomic(ath12k_ar_to_hw(ar), | |
1701 | IEEE80211_IFACE_ITER_NORMAL, | |
1702 | ath12k_mac_handle_beacon_miss_iter, | |
1703 | &vdev_id); | |
1704 | } | |
1705 | ||
1706 | static void ath12k_mac_vif_sta_connection_loss_work(struct work_struct *work) | |
1707 | { | |
1708 | struct ath12k_vif *arvif = container_of(work, struct ath12k_vif, | |
1709 | connection_loss_work.work); | |
1710 | struct ieee80211_vif *vif = arvif->vif; | |
1711 | ||
1712 | if (!arvif->is_up) | |
1713 | return; | |
1714 | ||
1715 | ieee80211_connection_loss(vif); | |
1716 | } | |
1717 | ||
d8899132 KV |
1718 | static void ath12k_peer_assoc_h_basic(struct ath12k *ar, |
1719 | struct ieee80211_vif *vif, | |
1720 | struct ieee80211_sta *sta, | |
1721 | struct ath12k_wmi_peer_assoc_arg *arg) | |
1722 | { | |
13556aef | 1723 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
b856f023 | 1724 | struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); |
d8899132 KV |
1725 | u32 aid; |
1726 | ||
1727 | lockdep_assert_held(&ar->conf_mutex); | |
1728 | ||
1729 | if (vif->type == NL80211_IFTYPE_STATION) | |
1730 | aid = vif->cfg.aid; | |
1731 | else | |
1732 | aid = sta->aid; | |
1733 | ||
1734 | ether_addr_copy(arg->peer_mac, sta->addr); | |
1735 | arg->vdev_id = arvif->vdev_id; | |
1736 | arg->peer_associd = aid; | |
1737 | arg->auth_flag = true; | |
1738 | /* TODO: STA WAR in ath10k for listen interval required? */ | |
b856f023 | 1739 | arg->peer_listen_intval = hw->conf.listen_interval; |
d8899132 KV |
1740 | arg->peer_nss = 1; |
1741 | arg->peer_caps = vif->bss_conf.assoc_capability; | |
1742 | } | |
1743 | ||
1744 | static void ath12k_peer_assoc_h_crypto(struct ath12k *ar, | |
1745 | struct ieee80211_vif *vif, | |
1746 | struct ieee80211_sta *sta, | |
1747 | struct ath12k_wmi_peer_assoc_arg *arg) | |
1748 | { | |
1749 | struct ieee80211_bss_conf *info = &vif->bss_conf; | |
1750 | struct cfg80211_chan_def def; | |
1751 | struct cfg80211_bss *bss; | |
13556aef | 1752 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
b856f023 | 1753 | struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); |
d8899132 KV |
1754 | const u8 *rsnie = NULL; |
1755 | const u8 *wpaie = NULL; | |
1756 | ||
1757 | lockdep_assert_held(&ar->conf_mutex); | |
1758 | ||
1759 | if (WARN_ON(ath12k_mac_vif_chan(vif, &def))) | |
1760 | return; | |
1761 | ||
b856f023 | 1762 | bss = cfg80211_get_bss(hw->wiphy, def.chan, info->bssid, NULL, 0, |
d8899132 KV |
1763 | IEEE80211_BSS_TYPE_ANY, IEEE80211_PRIVACY_ANY); |
1764 | ||
1765 | if (arvif->rsnie_present || arvif->wpaie_present) { | |
1766 | arg->need_ptk_4_way = true; | |
1767 | if (arvif->wpaie_present) | |
1768 | arg->need_gtk_2_way = true; | |
1769 | } else if (bss) { | |
1770 | const struct cfg80211_bss_ies *ies; | |
1771 | ||
1772 | rcu_read_lock(); | |
1773 | rsnie = ieee80211_bss_get_ie(bss, WLAN_EID_RSN); | |
1774 | ||
1775 | ies = rcu_dereference(bss->ies); | |
1776 | ||
1777 | wpaie = cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT, | |
1778 | WLAN_OUI_TYPE_MICROSOFT_WPA, | |
1779 | ies->data, | |
1780 | ies->len); | |
1781 | rcu_read_unlock(); | |
b856f023 | 1782 | cfg80211_put_bss(hw->wiphy, bss); |
d8899132 KV |
1783 | } |
1784 | ||
1785 | /* FIXME: base on RSN IE/WPA IE is a correct idea? */ | |
1786 | if (rsnie || wpaie) { | |
1787 | ath12k_dbg(ar->ab, ATH12K_DBG_WMI, | |
1788 | "%s: rsn ie found\n", __func__); | |
1789 | arg->need_ptk_4_way = true; | |
1790 | } | |
1791 | ||
1792 | if (wpaie) { | |
1793 | ath12k_dbg(ar->ab, ATH12K_DBG_WMI, | |
1794 | "%s: wpa ie found\n", __func__); | |
1795 | arg->need_gtk_2_way = true; | |
1796 | } | |
1797 | ||
1798 | if (sta->mfp) { | |
1799 | /* TODO: Need to check if FW supports PMF? */ | |
1800 | arg->is_pmf_enabled = true; | |
1801 | } | |
1802 | ||
1803 | /* TODO: safe_mode_enabled (bypass 4-way handshake) flag req? */ | |
1804 | } | |
1805 | ||
1806 | static void ath12k_peer_assoc_h_rates(struct ath12k *ar, | |
1807 | struct ieee80211_vif *vif, | |
1808 | struct ieee80211_sta *sta, | |
1809 | struct ath12k_wmi_peer_assoc_arg *arg) | |
1810 | { | |
13556aef | 1811 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
d8899132 KV |
1812 | struct wmi_rate_set_arg *rateset = &arg->peer_legacy_rates; |
1813 | struct cfg80211_chan_def def; | |
1814 | const struct ieee80211_supported_band *sband; | |
1815 | const struct ieee80211_rate *rates; | |
b856f023 | 1816 | struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); |
d8899132 KV |
1817 | enum nl80211_band band; |
1818 | u32 ratemask; | |
1819 | u8 rate; | |
1820 | int i; | |
1821 | ||
1822 | lockdep_assert_held(&ar->conf_mutex); | |
1823 | ||
1824 | if (WARN_ON(ath12k_mac_vif_chan(vif, &def))) | |
1825 | return; | |
1826 | ||
1827 | band = def.chan->band; | |
b856f023 | 1828 | sband = hw->wiphy->bands[band]; |
d8899132 KV |
1829 | ratemask = sta->deflink.supp_rates[band]; |
1830 | ratemask &= arvif->bitrate_mask.control[band].legacy; | |
1831 | rates = sband->bitrates; | |
1832 | ||
1833 | rateset->num_rates = 0; | |
1834 | ||
1835 | for (i = 0; i < 32; i++, ratemask >>= 1, rates++) { | |
1836 | if (!(ratemask & 1)) | |
1837 | continue; | |
1838 | ||
1839 | rate = ath12k_mac_bitrate_to_rate(rates->bitrate); | |
1840 | rateset->rates[rateset->num_rates] = rate; | |
1841 | rateset->num_rates++; | |
1842 | } | |
1843 | } | |
1844 | ||
1845 | static bool | |
695df2f4 | 1846 | ath12k_peer_assoc_h_ht_masked(const u8 *ht_mcs_mask) |
d8899132 KV |
1847 | { |
1848 | int nss; | |
1849 | ||
1850 | for (nss = 0; nss < IEEE80211_HT_MCS_MASK_LEN; nss++) | |
1851 | if (ht_mcs_mask[nss]) | |
1852 | return false; | |
1853 | ||
1854 | return true; | |
1855 | } | |
1856 | ||
1857 | static bool | |
695df2f4 | 1858 | ath12k_peer_assoc_h_vht_masked(const u16 *vht_mcs_mask) |
d8899132 KV |
1859 | { |
1860 | int nss; | |
1861 | ||
1862 | for (nss = 0; nss < NL80211_VHT_NSS_MAX; nss++) | |
1863 | if (vht_mcs_mask[nss]) | |
1864 | return false; | |
1865 | ||
1866 | return true; | |
1867 | } | |
1868 | ||
1869 | static void ath12k_peer_assoc_h_ht(struct ath12k *ar, | |
1870 | struct ieee80211_vif *vif, | |
1871 | struct ieee80211_sta *sta, | |
1872 | struct ath12k_wmi_peer_assoc_arg *arg) | |
1873 | { | |
1874 | const struct ieee80211_sta_ht_cap *ht_cap = &sta->deflink.ht_cap; | |
13556aef | 1875 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
d8899132 KV |
1876 | struct cfg80211_chan_def def; |
1877 | enum nl80211_band band; | |
1878 | const u8 *ht_mcs_mask; | |
1879 | int i, n; | |
1880 | u8 max_nss; | |
1881 | u32 stbc; | |
1882 | ||
1883 | lockdep_assert_held(&ar->conf_mutex); | |
1884 | ||
1885 | if (WARN_ON(ath12k_mac_vif_chan(vif, &def))) | |
1886 | return; | |
1887 | ||
1888 | if (!ht_cap->ht_supported) | |
1889 | return; | |
1890 | ||
1891 | band = def.chan->band; | |
1892 | ht_mcs_mask = arvif->bitrate_mask.control[band].ht_mcs; | |
1893 | ||
1894 | if (ath12k_peer_assoc_h_ht_masked(ht_mcs_mask)) | |
1895 | return; | |
1896 | ||
1897 | arg->ht_flag = true; | |
1898 | ||
1899 | arg->peer_max_mpdu = (1 << (IEEE80211_HT_MAX_AMPDU_FACTOR + | |
1900 | ht_cap->ampdu_factor)) - 1; | |
1901 | ||
1902 | arg->peer_mpdu_density = | |
1903 | ath12k_parse_mpdudensity(ht_cap->ampdu_density); | |
1904 | ||
1905 | arg->peer_ht_caps = ht_cap->cap; | |
1906 | arg->peer_rate_caps |= WMI_HOST_RC_HT_FLAG; | |
1907 | ||
1908 | if (ht_cap->cap & IEEE80211_HT_CAP_LDPC_CODING) | |
1909 | arg->ldpc_flag = true; | |
1910 | ||
1911 | if (sta->deflink.bandwidth >= IEEE80211_STA_RX_BW_40) { | |
1912 | arg->bw_40 = true; | |
1913 | arg->peer_rate_caps |= WMI_HOST_RC_CW40_FLAG; | |
1914 | } | |
1915 | ||
1916 | if (arvif->bitrate_mask.control[band].gi != NL80211_TXRATE_FORCE_LGI) { | |
1917 | if (ht_cap->cap & (IEEE80211_HT_CAP_SGI_20 | | |
1918 | IEEE80211_HT_CAP_SGI_40)) | |
1919 | arg->peer_rate_caps |= WMI_HOST_RC_SGI_FLAG; | |
1920 | } | |
1921 | ||
1922 | if (ht_cap->cap & IEEE80211_HT_CAP_TX_STBC) { | |
1923 | arg->peer_rate_caps |= WMI_HOST_RC_TX_STBC_FLAG; | |
1924 | arg->stbc_flag = true; | |
1925 | } | |
1926 | ||
1927 | if (ht_cap->cap & IEEE80211_HT_CAP_RX_STBC) { | |
1928 | stbc = ht_cap->cap & IEEE80211_HT_CAP_RX_STBC; | |
1929 | stbc = stbc >> IEEE80211_HT_CAP_RX_STBC_SHIFT; | |
1930 | stbc = stbc << WMI_HOST_RC_RX_STBC_FLAG_S; | |
1931 | arg->peer_rate_caps |= stbc; | |
1932 | arg->stbc_flag = true; | |
1933 | } | |
1934 | ||
1935 | if (ht_cap->mcs.rx_mask[1] && ht_cap->mcs.rx_mask[2]) | |
1936 | arg->peer_rate_caps |= WMI_HOST_RC_TS_FLAG; | |
1937 | else if (ht_cap->mcs.rx_mask[1]) | |
1938 | arg->peer_rate_caps |= WMI_HOST_RC_DS_FLAG; | |
1939 | ||
1940 | for (i = 0, n = 0, max_nss = 0; i < IEEE80211_HT_MCS_MASK_LEN * 8; i++) | |
1941 | if ((ht_cap->mcs.rx_mask[i / 8] & BIT(i % 8)) && | |
1942 | (ht_mcs_mask[i / 8] & BIT(i % 8))) { | |
1943 | max_nss = (i / 8) + 1; | |
1944 | arg->peer_ht_rates.rates[n++] = i; | |
1945 | } | |
1946 | ||
1947 | /* This is a workaround for HT-enabled STAs which break the spec | |
1948 | * and have no HT capabilities RX mask (no HT RX MCS map). | |
1949 | * | |
1950 | * As per spec, in section 20.3.5 Modulation and coding scheme (MCS), | |
1951 | * MCS 0 through 7 are mandatory in 20MHz with 800 ns GI at all STAs. | |
1952 | * | |
1953 | * Firmware asserts if such situation occurs. | |
1954 | */ | |
1955 | if (n == 0) { | |
1956 | arg->peer_ht_rates.num_rates = 8; | |
1957 | for (i = 0; i < arg->peer_ht_rates.num_rates; i++) | |
1958 | arg->peer_ht_rates.rates[i] = i; | |
1959 | } else { | |
1960 | arg->peer_ht_rates.num_rates = n; | |
1961 | arg->peer_nss = min(sta->deflink.rx_nss, max_nss); | |
1962 | } | |
1963 | ||
1964 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac ht peer %pM mcs cnt %d nss %d\n", | |
1965 | arg->peer_mac, | |
1966 | arg->peer_ht_rates.num_rates, | |
1967 | arg->peer_nss); | |
1968 | } | |
1969 | ||
1970 | static int ath12k_mac_get_max_vht_mcs_map(u16 mcs_map, int nss) | |
1971 | { | |
1972 | switch ((mcs_map >> (2 * nss)) & 0x3) { | |
1973 | case IEEE80211_VHT_MCS_SUPPORT_0_7: return BIT(8) - 1; | |
1974 | case IEEE80211_VHT_MCS_SUPPORT_0_8: return BIT(9) - 1; | |
1975 | case IEEE80211_VHT_MCS_SUPPORT_0_9: return BIT(10) - 1; | |
1976 | } | |
1977 | return 0; | |
1978 | } | |
1979 | ||
1980 | static u16 | |
1981 | ath12k_peer_assoc_h_vht_limit(u16 tx_mcs_set, | |
1982 | const u16 vht_mcs_limit[NL80211_VHT_NSS_MAX]) | |
1983 | { | |
1984 | int idx_limit; | |
1985 | int nss; | |
1986 | u16 mcs_map; | |
1987 | u16 mcs; | |
1988 | ||
1989 | for (nss = 0; nss < NL80211_VHT_NSS_MAX; nss++) { | |
1990 | mcs_map = ath12k_mac_get_max_vht_mcs_map(tx_mcs_set, nss) & | |
1991 | vht_mcs_limit[nss]; | |
1992 | ||
1993 | if (mcs_map) | |
1994 | idx_limit = fls(mcs_map) - 1; | |
1995 | else | |
1996 | idx_limit = -1; | |
1997 | ||
1998 | switch (idx_limit) { | |
1999 | case 0: | |
2000 | case 1: | |
2001 | case 2: | |
2002 | case 3: | |
2003 | case 4: | |
2004 | case 5: | |
2005 | case 6: | |
2006 | case 7: | |
2007 | mcs = IEEE80211_VHT_MCS_SUPPORT_0_7; | |
2008 | break; | |
2009 | case 8: | |
2010 | mcs = IEEE80211_VHT_MCS_SUPPORT_0_8; | |
2011 | break; | |
2012 | case 9: | |
2013 | mcs = IEEE80211_VHT_MCS_SUPPORT_0_9; | |
2014 | break; | |
2015 | default: | |
2016 | WARN_ON(1); | |
2017 | fallthrough; | |
2018 | case -1: | |
2019 | mcs = IEEE80211_VHT_MCS_NOT_SUPPORTED; | |
2020 | break; | |
2021 | } | |
2022 | ||
2023 | tx_mcs_set &= ~(0x3 << (nss * 2)); | |
2024 | tx_mcs_set |= mcs << (nss * 2); | |
2025 | } | |
2026 | ||
2027 | return tx_mcs_set; | |
2028 | } | |
2029 | ||
2030 | static void ath12k_peer_assoc_h_vht(struct ath12k *ar, | |
2031 | struct ieee80211_vif *vif, | |
2032 | struct ieee80211_sta *sta, | |
2033 | struct ath12k_wmi_peer_assoc_arg *arg) | |
2034 | { | |
2035 | const struct ieee80211_sta_vht_cap *vht_cap = &sta->deflink.vht_cap; | |
13556aef | 2036 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
d8899132 KV |
2037 | struct cfg80211_chan_def def; |
2038 | enum nl80211_band band; | |
2039 | const u16 *vht_mcs_mask; | |
2040 | u16 tx_mcs_map; | |
2041 | u8 ampdu_factor; | |
2042 | u8 max_nss, vht_mcs; | |
2043 | int i; | |
2044 | ||
2045 | if (WARN_ON(ath12k_mac_vif_chan(vif, &def))) | |
2046 | return; | |
2047 | ||
2048 | if (!vht_cap->vht_supported) | |
2049 | return; | |
2050 | ||
2051 | band = def.chan->band; | |
2052 | vht_mcs_mask = arvif->bitrate_mask.control[band].vht_mcs; | |
2053 | ||
2054 | if (ath12k_peer_assoc_h_vht_masked(vht_mcs_mask)) | |
2055 | return; | |
2056 | ||
2057 | arg->vht_flag = true; | |
2058 | ||
2059 | /* TODO: similar flags required? */ | |
2060 | arg->vht_capable = true; | |
2061 | ||
2062 | if (def.chan->band == NL80211_BAND_2GHZ) | |
2063 | arg->vht_ng_flag = true; | |
2064 | ||
2065 | arg->peer_vht_caps = vht_cap->cap; | |
2066 | ||
2067 | ampdu_factor = (vht_cap->cap & | |
2068 | IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK) >> | |
2069 | IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT; | |
2070 | ||
2071 | /* Workaround: Some Netgear/Linksys 11ac APs set Rx A-MPDU factor to | |
2072 | * zero in VHT IE. Using it would result in degraded throughput. | |
2073 | * arg->peer_max_mpdu at this point contains HT max_mpdu so keep | |
2074 | * it if VHT max_mpdu is smaller. | |
2075 | */ | |
2076 | arg->peer_max_mpdu = max(arg->peer_max_mpdu, | |
2077 | (1U << (IEEE80211_HT_MAX_AMPDU_FACTOR + | |
2078 | ampdu_factor)) - 1); | |
2079 | ||
2080 | if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_80) | |
2081 | arg->bw_80 = true; | |
2082 | ||
2083 | if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_160) | |
2084 | arg->bw_160 = true; | |
2085 | ||
2086 | /* Calculate peer NSS capability from VHT capabilities if STA | |
2087 | * supports VHT. | |
2088 | */ | |
2089 | for (i = 0, max_nss = 0, vht_mcs = 0; i < NL80211_VHT_NSS_MAX; i++) { | |
2090 | vht_mcs = __le16_to_cpu(vht_cap->vht_mcs.rx_mcs_map) >> | |
2091 | (2 * i) & 3; | |
2092 | ||
2093 | if (vht_mcs != IEEE80211_VHT_MCS_NOT_SUPPORTED && | |
2094 | vht_mcs_mask[i]) | |
2095 | max_nss = i + 1; | |
2096 | } | |
2097 | arg->peer_nss = min(sta->deflink.rx_nss, max_nss); | |
2098 | arg->rx_max_rate = __le16_to_cpu(vht_cap->vht_mcs.rx_highest); | |
2099 | arg->rx_mcs_set = __le16_to_cpu(vht_cap->vht_mcs.rx_mcs_map); | |
2100 | arg->tx_max_rate = __le16_to_cpu(vht_cap->vht_mcs.tx_highest); | |
2101 | ||
2102 | tx_mcs_map = __le16_to_cpu(vht_cap->vht_mcs.tx_mcs_map); | |
2103 | arg->tx_mcs_set = ath12k_peer_assoc_h_vht_limit(tx_mcs_map, vht_mcs_mask); | |
2104 | ||
2105 | /* In QCN9274 platform, VHT MCS rate 10 and 11 is enabled by default. | |
2106 | * VHT MCS rate 10 and 11 is not supported in 11ac standard. | |
2107 | * so explicitly disable the VHT MCS rate 10 and 11 in 11ac mode. | |
2108 | */ | |
2109 | arg->tx_mcs_set &= ~IEEE80211_VHT_MCS_SUPPORT_0_11_MASK; | |
2110 | arg->tx_mcs_set |= IEEE80211_DISABLE_VHT_MCS_SUPPORT_0_11; | |
2111 | ||
2112 | if ((arg->tx_mcs_set & IEEE80211_VHT_MCS_NOT_SUPPORTED) == | |
2113 | IEEE80211_VHT_MCS_NOT_SUPPORTED) | |
2114 | arg->peer_vht_caps &= ~IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE; | |
2115 | ||
2116 | /* TODO: Check */ | |
2117 | arg->tx_max_mcs_nss = 0xFF; | |
2118 | ||
2119 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac vht peer %pM max_mpdu %d flags 0x%x\n", | |
2120 | sta->addr, arg->peer_max_mpdu, arg->peer_flags); | |
2121 | ||
2122 | /* TODO: rxnss_override */ | |
2123 | } | |
2124 | ||
2125 | static void ath12k_peer_assoc_h_he(struct ath12k *ar, | |
2126 | struct ieee80211_vif *vif, | |
2127 | struct ieee80211_sta *sta, | |
2128 | struct ath12k_wmi_peer_assoc_arg *arg) | |
2129 | { | |
2130 | const struct ieee80211_sta_he_cap *he_cap = &sta->deflink.he_cap; | |
2131 | int i; | |
19b77e7c AS |
2132 | u8 ampdu_factor, max_nss; |
2133 | u8 rx_mcs_80 = IEEE80211_HE_MCS_NOT_SUPPORTED; | |
2134 | u8 rx_mcs_160 = IEEE80211_HE_MCS_NOT_SUPPORTED; | |
d8899132 KV |
2135 | u16 mcs_160_map, mcs_80_map; |
2136 | bool support_160; | |
2137 | u16 v; | |
2138 | ||
2139 | if (!he_cap->has_he) | |
2140 | return; | |
2141 | ||
2142 | arg->he_flag = true; | |
2143 | ||
2144 | support_160 = !!(he_cap->he_cap_elem.phy_cap_info[0] & | |
2145 | IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G); | |
2146 | ||
2147 | /* Supported HE-MCS and NSS Set of peer he_cap is intersection with self he_cp */ | |
2148 | mcs_160_map = le16_to_cpu(he_cap->he_mcs_nss_supp.rx_mcs_160); | |
2149 | mcs_80_map = le16_to_cpu(he_cap->he_mcs_nss_supp.rx_mcs_80); | |
2150 | ||
2151 | if (support_160) { | |
2152 | for (i = 7; i >= 0; i--) { | |
2153 | u8 mcs_160 = (mcs_160_map >> (2 * i)) & 3; | |
2154 | ||
2155 | if (mcs_160 != IEEE80211_HE_MCS_NOT_SUPPORTED) { | |
2156 | rx_mcs_160 = i + 1; | |
2157 | break; | |
2158 | } | |
2159 | } | |
2160 | } | |
2161 | ||
2162 | for (i = 7; i >= 0; i--) { | |
2163 | u8 mcs_80 = (mcs_80_map >> (2 * i)) & 3; | |
2164 | ||
2165 | if (mcs_80 != IEEE80211_HE_MCS_NOT_SUPPORTED) { | |
2166 | rx_mcs_80 = i + 1; | |
2167 | break; | |
2168 | } | |
2169 | } | |
2170 | ||
2171 | if (support_160) | |
2172 | max_nss = min(rx_mcs_80, rx_mcs_160); | |
2173 | else | |
2174 | max_nss = rx_mcs_80; | |
2175 | ||
2176 | arg->peer_nss = min(sta->deflink.rx_nss, max_nss); | |
2177 | ||
2178 | memcpy(&arg->peer_he_cap_macinfo, he_cap->he_cap_elem.mac_cap_info, | |
603cf6c2 | 2179 | sizeof(he_cap->he_cap_elem.mac_cap_info)); |
d8899132 | 2180 | memcpy(&arg->peer_he_cap_phyinfo, he_cap->he_cap_elem.phy_cap_info, |
603cf6c2 | 2181 | sizeof(he_cap->he_cap_elem.phy_cap_info)); |
d8899132 KV |
2182 | arg->peer_he_ops = vif->bss_conf.he_oper.params; |
2183 | ||
2184 | /* the top most byte is used to indicate BSS color info */ | |
2185 | arg->peer_he_ops &= 0xffffff; | |
2186 | ||
2187 | /* As per section 26.6.1 IEEE Std 802.11ax‐2022, if the Max AMPDU | |
2188 | * Exponent Extension in HE cap is zero, use the arg->peer_max_mpdu | |
2189 | * as calculated while parsing VHT caps(if VHT caps is present) | |
2190 | * or HT caps (if VHT caps is not present). | |
2191 | * | |
2192 | * For non-zero value of Max AMPDU Exponent Extension in HE MAC caps, | |
2193 | * if a HE STA sends VHT cap and HE cap IE in assoc request then, use | |
2194 | * MAX_AMPDU_LEN_FACTOR as 20 to calculate max_ampdu length. | |
2195 | * If a HE STA that does not send VHT cap, but HE and HT cap in assoc | |
2196 | * request, then use MAX_AMPDU_LEN_FACTOR as 16 to calculate max_ampdu | |
2197 | * length. | |
2198 | */ | |
2199 | ampdu_factor = (he_cap->he_cap_elem.mac_cap_info[3] & | |
2200 | IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK) >> | |
2201 | IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK; | |
2202 | ||
2203 | if (ampdu_factor) { | |
2204 | if (sta->deflink.vht_cap.vht_supported) | |
2205 | arg->peer_max_mpdu = (1 << (IEEE80211_HE_VHT_MAX_AMPDU_FACTOR + | |
2206 | ampdu_factor)) - 1; | |
2207 | else if (sta->deflink.ht_cap.ht_supported) | |
2208 | arg->peer_max_mpdu = (1 << (IEEE80211_HE_HT_MAX_AMPDU_FACTOR + | |
2209 | ampdu_factor)) - 1; | |
2210 | } | |
2211 | ||
2212 | if (he_cap->he_cap_elem.phy_cap_info[6] & | |
2213 | IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) { | |
2214 | int bit = 7; | |
2215 | int nss, ru; | |
2216 | ||
2217 | arg->peer_ppet.numss_m1 = he_cap->ppe_thres[0] & | |
2218 | IEEE80211_PPE_THRES_NSS_MASK; | |
2219 | arg->peer_ppet.ru_bit_mask = | |
2220 | (he_cap->ppe_thres[0] & | |
2221 | IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK) >> | |
2222 | IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS; | |
2223 | ||
2224 | for (nss = 0; nss <= arg->peer_ppet.numss_m1; nss++) { | |
2225 | for (ru = 0; ru < 4; ru++) { | |
2226 | u32 val = 0; | |
2227 | int i; | |
2228 | ||
2229 | if ((arg->peer_ppet.ru_bit_mask & BIT(ru)) == 0) | |
2230 | continue; | |
2231 | for (i = 0; i < 6; i++) { | |
2232 | val >>= 1; | |
2233 | val |= ((he_cap->ppe_thres[bit / 8] >> | |
2234 | (bit % 8)) & 0x1) << 5; | |
2235 | bit++; | |
2236 | } | |
2237 | arg->peer_ppet.ppet16_ppet8_ru3_ru0[nss] |= | |
2238 | val << (ru * 6); | |
2239 | } | |
2240 | } | |
2241 | } | |
2242 | ||
2243 | if (he_cap->he_cap_elem.mac_cap_info[0] & IEEE80211_HE_MAC_CAP0_TWT_RES) | |
2244 | arg->twt_responder = true; | |
2245 | if (he_cap->he_cap_elem.mac_cap_info[0] & IEEE80211_HE_MAC_CAP0_TWT_REQ) | |
2246 | arg->twt_requester = true; | |
2247 | ||
2248 | switch (sta->deflink.bandwidth) { | |
2249 | case IEEE80211_STA_RX_BW_160: | |
2250 | if (he_cap->he_cap_elem.phy_cap_info[0] & | |
2251 | IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) { | |
2252 | v = le16_to_cpu(he_cap->he_mcs_nss_supp.rx_mcs_80p80); | |
2253 | arg->peer_he_rx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_80_80] = v; | |
2254 | ||
2255 | v = le16_to_cpu(he_cap->he_mcs_nss_supp.tx_mcs_80p80); | |
2256 | arg->peer_he_tx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_80_80] = v; | |
2257 | ||
2258 | arg->peer_he_mcs_count++; | |
2259 | } | |
2260 | v = le16_to_cpu(he_cap->he_mcs_nss_supp.rx_mcs_160); | |
2261 | arg->peer_he_rx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_160] = v; | |
2262 | ||
2263 | v = le16_to_cpu(he_cap->he_mcs_nss_supp.tx_mcs_160); | |
2264 | arg->peer_he_tx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_160] = v; | |
2265 | ||
2266 | arg->peer_he_mcs_count++; | |
2267 | fallthrough; | |
2268 | ||
2269 | default: | |
2270 | v = le16_to_cpu(he_cap->he_mcs_nss_supp.rx_mcs_80); | |
2271 | arg->peer_he_rx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_80] = v; | |
2272 | ||
2273 | v = le16_to_cpu(he_cap->he_mcs_nss_supp.tx_mcs_80); | |
2274 | arg->peer_he_tx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_80] = v; | |
2275 | ||
2276 | arg->peer_he_mcs_count++; | |
2277 | break; | |
2278 | } | |
2279 | } | |
2280 | ||
112dbc6a PKC |
2281 | static void ath12k_peer_assoc_h_he_6ghz(struct ath12k *ar, |
2282 | struct ieee80211_vif *vif, | |
2283 | struct ieee80211_sta *sta, | |
2284 | struct ath12k_wmi_peer_assoc_arg *arg) | |
2285 | { | |
2286 | const struct ieee80211_sta_he_cap *he_cap = &sta->deflink.he_cap; | |
2287 | struct cfg80211_chan_def def; | |
2288 | enum nl80211_band band; | |
2289 | u8 ampdu_factor, mpdu_density; | |
2290 | ||
2291 | if (WARN_ON(ath12k_mac_vif_chan(vif, &def))) | |
2292 | return; | |
2293 | ||
2294 | band = def.chan->band; | |
2295 | ||
2296 | if (!arg->he_flag || band != NL80211_BAND_6GHZ || !sta->deflink.he_6ghz_capa.capa) | |
2297 | return; | |
2298 | ||
2299 | if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_40) | |
2300 | arg->bw_40 = true; | |
2301 | ||
2302 | if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_80) | |
2303 | arg->bw_80 = true; | |
2304 | ||
2305 | if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_160) | |
2306 | arg->bw_160 = true; | |
2307 | ||
2308 | if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_320) | |
2309 | arg->bw_320 = true; | |
2310 | ||
2311 | arg->peer_he_caps_6ghz = le16_to_cpu(sta->deflink.he_6ghz_capa.capa); | |
2312 | ||
2313 | mpdu_density = u32_get_bits(arg->peer_he_caps_6ghz, | |
2314 | IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START); | |
2315 | arg->peer_mpdu_density = ath12k_parse_mpdudensity(mpdu_density); | |
2316 | ||
2317 | /* From IEEE Std 802.11ax-2021 - Section 10.12.2: An HE STA shall be capable of | |
2318 | * receiving A-MPDU where the A-MPDU pre-EOF padding length is up to the value | |
2319 | * indicated by the Maximum A-MPDU Length Exponent Extension field in the HE | |
2320 | * Capabilities element and the Maximum A-MPDU Length Exponent field in HE 6 GHz | |
2321 | * Band Capabilities element in the 6 GHz band. | |
2322 | * | |
2323 | * Here, we are extracting the Max A-MPDU Exponent Extension from HE caps and | |
2324 | * factor is the Maximum A-MPDU Length Exponent from HE 6 GHZ Band capability. | |
2325 | */ | |
2326 | ampdu_factor = u8_get_bits(he_cap->he_cap_elem.mac_cap_info[3], | |
2327 | IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK) + | |
2328 | u32_get_bits(arg->peer_he_caps_6ghz, | |
2329 | IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP); | |
2330 | ||
2331 | arg->peer_max_mpdu = (1u << (IEEE80211_HE_6GHZ_MAX_AMPDU_FACTOR + | |
2332 | ampdu_factor)) - 1; | |
2333 | } | |
2334 | ||
f0e61dc7 | 2335 | static int ath12k_get_smps_from_capa(const struct ieee80211_sta_ht_cap *ht_cap, |
97b7cbb7 | 2336 | const struct ieee80211_he_6ghz_capa *he_6ghz_capa, |
f0e61dc7 PKC |
2337 | int *smps) |
2338 | { | |
97b7cbb7 PKC |
2339 | if (ht_cap->ht_supported) |
2340 | *smps = u16_get_bits(ht_cap->cap, IEEE80211_HT_CAP_SM_PS); | |
2341 | else | |
2342 | *smps = le16_get_bits(he_6ghz_capa->capa, | |
2343 | IEEE80211_HE_6GHZ_CAP_SM_PS); | |
f0e61dc7 PKC |
2344 | |
2345 | if (*smps >= ARRAY_SIZE(ath12k_smps_map)) | |
2346 | return -EINVAL; | |
2347 | ||
2348 | return 0; | |
2349 | } | |
2350 | ||
d8899132 KV |
2351 | static void ath12k_peer_assoc_h_smps(struct ieee80211_sta *sta, |
2352 | struct ath12k_wmi_peer_assoc_arg *arg) | |
2353 | { | |
97b7cbb7 | 2354 | const struct ieee80211_he_6ghz_capa *he_6ghz_capa = &sta->deflink.he_6ghz_capa; |
d8899132 KV |
2355 | const struct ieee80211_sta_ht_cap *ht_cap = &sta->deflink.ht_cap; |
2356 | int smps; | |
2357 | ||
3005c63a PKC |
2358 | if (!ht_cap->ht_supported && !he_6ghz_capa->capa) |
2359 | return; | |
2360 | ||
97b7cbb7 | 2361 | if (ath12k_get_smps_from_capa(ht_cap, he_6ghz_capa, &smps)) |
d8899132 KV |
2362 | return; |
2363 | ||
d8899132 KV |
2364 | switch (smps) { |
2365 | case WLAN_HT_CAP_SM_PS_STATIC: | |
2366 | arg->static_mimops_flag = true; | |
2367 | break; | |
2368 | case WLAN_HT_CAP_SM_PS_DYNAMIC: | |
2369 | arg->dynamic_mimops_flag = true; | |
2370 | break; | |
2371 | case WLAN_HT_CAP_SM_PS_DISABLED: | |
2372 | arg->spatial_mux_flag = true; | |
2373 | break; | |
2374 | default: | |
2375 | break; | |
2376 | } | |
2377 | } | |
2378 | ||
2379 | static void ath12k_peer_assoc_h_qos(struct ath12k *ar, | |
2380 | struct ieee80211_vif *vif, | |
2381 | struct ieee80211_sta *sta, | |
2382 | struct ath12k_wmi_peer_assoc_arg *arg) | |
2383 | { | |
13556aef | 2384 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
d8899132 KV |
2385 | |
2386 | switch (arvif->vdev_type) { | |
2387 | case WMI_VDEV_TYPE_AP: | |
2388 | if (sta->wme) { | |
2389 | /* TODO: Check WME vs QoS */ | |
2390 | arg->is_wme_set = true; | |
2391 | arg->qos_flag = true; | |
2392 | } | |
2393 | ||
2394 | if (sta->wme && sta->uapsd_queues) { | |
2395 | /* TODO: Check WME vs QoS */ | |
2396 | arg->is_wme_set = true; | |
2397 | arg->apsd_flag = true; | |
2398 | arg->peer_rate_caps |= WMI_HOST_RC_UAPSD_FLAG; | |
2399 | } | |
2400 | break; | |
2401 | case WMI_VDEV_TYPE_STA: | |
2402 | if (sta->wme) { | |
2403 | arg->is_wme_set = true; | |
2404 | arg->qos_flag = true; | |
2405 | } | |
2406 | break; | |
2407 | default: | |
2408 | break; | |
2409 | } | |
2410 | ||
2411 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac peer %pM qos %d\n", | |
2412 | sta->addr, arg->qos_flag); | |
2413 | } | |
2414 | ||
2415 | static int ath12k_peer_assoc_qos_ap(struct ath12k *ar, | |
2416 | struct ath12k_vif *arvif, | |
2417 | struct ieee80211_sta *sta) | |
2418 | { | |
2419 | struct ath12k_wmi_ap_ps_arg arg; | |
2420 | u32 max_sp; | |
2421 | u32 uapsd; | |
2422 | int ret; | |
2423 | ||
2424 | lockdep_assert_held(&ar->conf_mutex); | |
2425 | ||
2426 | arg.vdev_id = arvif->vdev_id; | |
2427 | ||
2428 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac uapsd_queues 0x%x max_sp %d\n", | |
2429 | sta->uapsd_queues, sta->max_sp); | |
2430 | ||
2431 | uapsd = 0; | |
2432 | if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VO) | |
2433 | uapsd |= WMI_AP_PS_UAPSD_AC3_DELIVERY_EN | | |
2434 | WMI_AP_PS_UAPSD_AC3_TRIGGER_EN; | |
2435 | if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VI) | |
2436 | uapsd |= WMI_AP_PS_UAPSD_AC2_DELIVERY_EN | | |
2437 | WMI_AP_PS_UAPSD_AC2_TRIGGER_EN; | |
2438 | if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BK) | |
2439 | uapsd |= WMI_AP_PS_UAPSD_AC1_DELIVERY_EN | | |
2440 | WMI_AP_PS_UAPSD_AC1_TRIGGER_EN; | |
2441 | if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BE) | |
2442 | uapsd |= WMI_AP_PS_UAPSD_AC0_DELIVERY_EN | | |
2443 | WMI_AP_PS_UAPSD_AC0_TRIGGER_EN; | |
2444 | ||
2445 | max_sp = 0; | |
2446 | if (sta->max_sp < MAX_WMI_AP_PS_PEER_PARAM_MAX_SP) | |
2447 | max_sp = sta->max_sp; | |
2448 | ||
2449 | arg.param = WMI_AP_PS_PEER_PARAM_UAPSD; | |
2450 | arg.value = uapsd; | |
2451 | ret = ath12k_wmi_send_set_ap_ps_param_cmd(ar, sta->addr, &arg); | |
2452 | if (ret) | |
2453 | goto err; | |
2454 | ||
2455 | arg.param = WMI_AP_PS_PEER_PARAM_MAX_SP; | |
2456 | arg.value = max_sp; | |
2457 | ret = ath12k_wmi_send_set_ap_ps_param_cmd(ar, sta->addr, &arg); | |
2458 | if (ret) | |
2459 | goto err; | |
2460 | ||
2461 | /* TODO: revisit during testing */ | |
2462 | arg.param = WMI_AP_PS_PEER_PARAM_SIFS_RESP_FRMTYPE; | |
2463 | arg.value = DISABLE_SIFS_RESPONSE_TRIGGER; | |
2464 | ret = ath12k_wmi_send_set_ap_ps_param_cmd(ar, sta->addr, &arg); | |
2465 | if (ret) | |
2466 | goto err; | |
2467 | ||
2468 | arg.param = WMI_AP_PS_PEER_PARAM_SIFS_RESP_UAPSD; | |
2469 | arg.value = DISABLE_SIFS_RESPONSE_TRIGGER; | |
2470 | ret = ath12k_wmi_send_set_ap_ps_param_cmd(ar, sta->addr, &arg); | |
2471 | if (ret) | |
2472 | goto err; | |
2473 | ||
2474 | return 0; | |
2475 | ||
2476 | err: | |
2477 | ath12k_warn(ar->ab, "failed to set ap ps peer param %d for vdev %i: %d\n", | |
2478 | arg.param, arvif->vdev_id, ret); | |
2479 | return ret; | |
2480 | } | |
2481 | ||
2482 | static bool ath12k_mac_sta_has_ofdm_only(struct ieee80211_sta *sta) | |
2483 | { | |
2484 | return sta->deflink.supp_rates[NL80211_BAND_2GHZ] >> | |
2485 | ATH12K_MAC_FIRST_OFDM_RATE_IDX; | |
2486 | } | |
2487 | ||
2488 | static enum wmi_phy_mode ath12k_mac_get_phymode_vht(struct ath12k *ar, | |
2489 | struct ieee80211_sta *sta) | |
2490 | { | |
2491 | if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_160) { | |
2492 | switch (sta->deflink.vht_cap.cap & | |
2493 | IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK) { | |
2494 | case IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ: | |
2495 | return MODE_11AC_VHT160; | |
2496 | case IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ: | |
2497 | return MODE_11AC_VHT80_80; | |
2498 | default: | |
2499 | /* not sure if this is a valid case? */ | |
2500 | return MODE_11AC_VHT160; | |
2501 | } | |
2502 | } | |
2503 | ||
2504 | if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_80) | |
2505 | return MODE_11AC_VHT80; | |
2506 | ||
2507 | if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_40) | |
2508 | return MODE_11AC_VHT40; | |
2509 | ||
2510 | if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_20) | |
2511 | return MODE_11AC_VHT20; | |
2512 | ||
2513 | return MODE_UNKNOWN; | |
2514 | } | |
2515 | ||
2516 | static enum wmi_phy_mode ath12k_mac_get_phymode_he(struct ath12k *ar, | |
2517 | struct ieee80211_sta *sta) | |
2518 | { | |
2519 | if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_160) { | |
2520 | if (sta->deflink.he_cap.he_cap_elem.phy_cap_info[0] & | |
2521 | IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) | |
2522 | return MODE_11AX_HE160; | |
2523 | else if (sta->deflink.he_cap.he_cap_elem.phy_cap_info[0] & | |
2524 | IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) | |
2525 | return MODE_11AX_HE80_80; | |
2526 | /* not sure if this is a valid case? */ | |
2527 | return MODE_11AX_HE160; | |
2528 | } | |
2529 | ||
2530 | if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_80) | |
2531 | return MODE_11AX_HE80; | |
2532 | ||
2533 | if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_40) | |
2534 | return MODE_11AX_HE40; | |
2535 | ||
2536 | if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_20) | |
2537 | return MODE_11AX_HE20; | |
2538 | ||
2539 | return MODE_UNKNOWN; | |
2540 | } | |
2541 | ||
38013653 MS |
2542 | static enum wmi_phy_mode ath12k_mac_get_phymode_eht(struct ath12k *ar, |
2543 | struct ieee80211_sta *sta) | |
2544 | { | |
2545 | if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_320) | |
2546 | if (sta->deflink.eht_cap.eht_cap_elem.phy_cap_info[0] & | |
2547 | IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ) | |
2548 | return MODE_11BE_EHT320; | |
2549 | ||
2550 | if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_160) { | |
2551 | if (sta->deflink.he_cap.he_cap_elem.phy_cap_info[0] & | |
2552 | IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) | |
2553 | return MODE_11BE_EHT160; | |
2554 | ||
2555 | if (sta->deflink.he_cap.he_cap_elem.phy_cap_info[0] & | |
2556 | IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) | |
2557 | return MODE_11BE_EHT80_80; | |
2558 | ||
2559 | ath12k_warn(ar->ab, "invalid EHT PHY capability info for 160 Mhz: %d\n", | |
2560 | sta->deflink.he_cap.he_cap_elem.phy_cap_info[0]); | |
2561 | ||
2562 | return MODE_11BE_EHT160; | |
2563 | } | |
2564 | ||
2565 | if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_80) | |
2566 | return MODE_11BE_EHT80; | |
2567 | ||
2568 | if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_40) | |
2569 | return MODE_11BE_EHT40; | |
2570 | ||
2571 | if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_20) | |
2572 | return MODE_11BE_EHT20; | |
2573 | ||
2574 | return MODE_UNKNOWN; | |
2575 | } | |
2576 | ||
d8899132 KV |
2577 | static void ath12k_peer_assoc_h_phymode(struct ath12k *ar, |
2578 | struct ieee80211_vif *vif, | |
2579 | struct ieee80211_sta *sta, | |
2580 | struct ath12k_wmi_peer_assoc_arg *arg) | |
2581 | { | |
13556aef | 2582 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
d8899132 KV |
2583 | struct cfg80211_chan_def def; |
2584 | enum nl80211_band band; | |
2585 | const u8 *ht_mcs_mask; | |
2586 | const u16 *vht_mcs_mask; | |
2587 | enum wmi_phy_mode phymode = MODE_UNKNOWN; | |
2588 | ||
2589 | if (WARN_ON(ath12k_mac_vif_chan(vif, &def))) | |
2590 | return; | |
2591 | ||
2592 | band = def.chan->band; | |
2593 | ht_mcs_mask = arvif->bitrate_mask.control[band].ht_mcs; | |
2594 | vht_mcs_mask = arvif->bitrate_mask.control[band].vht_mcs; | |
2595 | ||
2596 | switch (band) { | |
2597 | case NL80211_BAND_2GHZ: | |
38013653 MS |
2598 | if (sta->deflink.eht_cap.has_eht) { |
2599 | if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_40) | |
2600 | phymode = MODE_11BE_EHT40_2G; | |
2601 | else | |
2602 | phymode = MODE_11BE_EHT20_2G; | |
2603 | } else if (sta->deflink.he_cap.has_he) { | |
d8899132 KV |
2604 | if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_80) |
2605 | phymode = MODE_11AX_HE80_2G; | |
2606 | else if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_40) | |
2607 | phymode = MODE_11AX_HE40_2G; | |
2608 | else | |
2609 | phymode = MODE_11AX_HE20_2G; | |
2610 | } else if (sta->deflink.vht_cap.vht_supported && | |
2611 | !ath12k_peer_assoc_h_vht_masked(vht_mcs_mask)) { | |
2612 | if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_40) | |
2613 | phymode = MODE_11AC_VHT40; | |
2614 | else | |
2615 | phymode = MODE_11AC_VHT20; | |
2616 | } else if (sta->deflink.ht_cap.ht_supported && | |
2617 | !ath12k_peer_assoc_h_ht_masked(ht_mcs_mask)) { | |
2618 | if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_40) | |
2619 | phymode = MODE_11NG_HT40; | |
2620 | else | |
2621 | phymode = MODE_11NG_HT20; | |
2622 | } else if (ath12k_mac_sta_has_ofdm_only(sta)) { | |
2623 | phymode = MODE_11G; | |
2624 | } else { | |
2625 | phymode = MODE_11B; | |
2626 | } | |
2627 | break; | |
2628 | case NL80211_BAND_5GHZ: | |
2629 | case NL80211_BAND_6GHZ: | |
38013653 MS |
2630 | /* Check EHT first */ |
2631 | if (sta->deflink.eht_cap.has_eht) { | |
2632 | phymode = ath12k_mac_get_phymode_eht(ar, sta); | |
2633 | } else if (sta->deflink.he_cap.has_he) { | |
d8899132 KV |
2634 | phymode = ath12k_mac_get_phymode_he(ar, sta); |
2635 | } else if (sta->deflink.vht_cap.vht_supported && | |
2636 | !ath12k_peer_assoc_h_vht_masked(vht_mcs_mask)) { | |
2637 | phymode = ath12k_mac_get_phymode_vht(ar, sta); | |
2638 | } else if (sta->deflink.ht_cap.ht_supported && | |
2639 | !ath12k_peer_assoc_h_ht_masked(ht_mcs_mask)) { | |
2640 | if (sta->deflink.bandwidth >= IEEE80211_STA_RX_BW_40) | |
2641 | phymode = MODE_11NA_HT40; | |
2642 | else | |
2643 | phymode = MODE_11NA_HT20; | |
2644 | } else { | |
2645 | phymode = MODE_11A; | |
2646 | } | |
2647 | break; | |
2648 | default: | |
2649 | break; | |
2650 | } | |
2651 | ||
2652 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac peer %pM phymode %s\n", | |
2653 | sta->addr, ath12k_mac_phymode_str(phymode)); | |
2654 | ||
2655 | arg->peer_phymode = phymode; | |
2656 | WARN_ON(phymode == MODE_UNKNOWN); | |
2657 | } | |
2658 | ||
17bbb8aa AD |
2659 | static void ath12k_mac_set_eht_mcs(u8 rx_tx_mcs7, u8 rx_tx_mcs9, |
2660 | u8 rx_tx_mcs11, u8 rx_tx_mcs13, | |
2661 | u32 *rx_mcs, u32 *tx_mcs) | |
2662 | { | |
2663 | *rx_mcs = 0; | |
2664 | u32p_replace_bits(rx_mcs, | |
2665 | u8_get_bits(rx_tx_mcs7, IEEE80211_EHT_MCS_NSS_RX), | |
2666 | WMI_EHT_MCS_NSS_0_7); | |
2667 | u32p_replace_bits(rx_mcs, | |
2668 | u8_get_bits(rx_tx_mcs9, IEEE80211_EHT_MCS_NSS_RX), | |
2669 | WMI_EHT_MCS_NSS_8_9); | |
2670 | u32p_replace_bits(rx_mcs, | |
2671 | u8_get_bits(rx_tx_mcs11, IEEE80211_EHT_MCS_NSS_RX), | |
2672 | WMI_EHT_MCS_NSS_10_11); | |
2673 | u32p_replace_bits(rx_mcs, | |
2674 | u8_get_bits(rx_tx_mcs13, IEEE80211_EHT_MCS_NSS_RX), | |
2675 | WMI_EHT_MCS_NSS_12_13); | |
2676 | ||
2677 | *tx_mcs = 0; | |
2678 | u32p_replace_bits(tx_mcs, | |
2679 | u8_get_bits(rx_tx_mcs7, IEEE80211_EHT_MCS_NSS_TX), | |
2680 | WMI_EHT_MCS_NSS_0_7); | |
2681 | u32p_replace_bits(tx_mcs, | |
2682 | u8_get_bits(rx_tx_mcs9, IEEE80211_EHT_MCS_NSS_TX), | |
2683 | WMI_EHT_MCS_NSS_8_9); | |
2684 | u32p_replace_bits(tx_mcs, | |
2685 | u8_get_bits(rx_tx_mcs11, IEEE80211_EHT_MCS_NSS_TX), | |
2686 | WMI_EHT_MCS_NSS_10_11); | |
2687 | u32p_replace_bits(tx_mcs, | |
2688 | u8_get_bits(rx_tx_mcs13, IEEE80211_EHT_MCS_NSS_TX), | |
2689 | WMI_EHT_MCS_NSS_12_13); | |
2690 | } | |
2691 | ||
2692 | static void ath12k_mac_set_eht_ppe_threshold(const u8 *ppe_thres, | |
2693 | struct ath12k_wmi_ppe_threshold_arg *ppet) | |
2694 | { | |
2695 | u32 bit_pos = IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE, val; | |
2696 | u8 nss, ru, i; | |
2697 | u8 ppet_bit_len_per_ru = IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE * 2; | |
2698 | ||
2699 | ppet->numss_m1 = u8_get_bits(ppe_thres[0], IEEE80211_EHT_PPE_THRES_NSS_MASK); | |
2700 | ppet->ru_bit_mask = u16_get_bits(get_unaligned_le16(ppe_thres), | |
2701 | IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK); | |
2702 | ||
2703 | for (nss = 0; nss <= ppet->numss_m1; nss++) { | |
2704 | for (ru = 0; | |
2705 | ru < hweight16(IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK); | |
2706 | ru++) { | |
2707 | if ((ppet->ru_bit_mask & BIT(ru)) == 0) | |
2708 | continue; | |
2709 | ||
2710 | val = 0; | |
2711 | for (i = 0; i < ppet_bit_len_per_ru; i++) { | |
2712 | val |= (((ppe_thres[bit_pos / 8] >> | |
2713 | (bit_pos % 8)) & 0x1) << i); | |
2714 | bit_pos++; | |
2715 | } | |
2716 | ppet->ppet16_ppet8_ru3_ru0[nss] |= | |
2717 | (val << (ru * ppet_bit_len_per_ru)); | |
2718 | } | |
2719 | } | |
2720 | } | |
2721 | ||
2722 | static void ath12k_peer_assoc_h_eht(struct ath12k *ar, | |
2723 | struct ieee80211_vif *vif, | |
2724 | struct ieee80211_sta *sta, | |
2725 | struct ath12k_wmi_peer_assoc_arg *arg) | |
2726 | { | |
2727 | const struct ieee80211_sta_eht_cap *eht_cap = &sta->deflink.eht_cap; | |
2728 | const struct ieee80211_sta_he_cap *he_cap = &sta->deflink.he_cap; | |
2729 | const struct ieee80211_eht_mcs_nss_supp_20mhz_only *bw_20; | |
2730 | const struct ieee80211_eht_mcs_nss_supp_bw *bw; | |
13556aef | 2731 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
17bbb8aa AD |
2732 | u32 *rx_mcs, *tx_mcs; |
2733 | ||
2734 | if (!sta->deflink.he_cap.has_he || !eht_cap->has_eht) | |
2735 | return; | |
2736 | ||
2737 | arg->eht_flag = true; | |
2738 | ||
2739 | if ((eht_cap->eht_cap_elem.phy_cap_info[5] & | |
2740 | IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT) && | |
2741 | eht_cap->eht_ppe_thres[0] != 0) | |
2742 | ath12k_mac_set_eht_ppe_threshold(eht_cap->eht_ppe_thres, | |
2743 | &arg->peer_eht_ppet); | |
2744 | ||
2745 | memcpy(arg->peer_eht_cap_mac, eht_cap->eht_cap_elem.mac_cap_info, | |
2746 | sizeof(eht_cap->eht_cap_elem.mac_cap_info)); | |
2747 | memcpy(arg->peer_eht_cap_phy, eht_cap->eht_cap_elem.phy_cap_info, | |
2748 | sizeof(eht_cap->eht_cap_elem.phy_cap_info)); | |
2749 | ||
2750 | rx_mcs = arg->peer_eht_rx_mcs_set; | |
2751 | tx_mcs = arg->peer_eht_tx_mcs_set; | |
2752 | ||
2753 | switch (sta->deflink.bandwidth) { | |
2754 | case IEEE80211_STA_RX_BW_320: | |
2755 | bw = &eht_cap->eht_mcs_nss_supp.bw._320; | |
2756 | ath12k_mac_set_eht_mcs(bw->rx_tx_mcs9_max_nss, | |
2757 | bw->rx_tx_mcs9_max_nss, | |
2758 | bw->rx_tx_mcs11_max_nss, | |
2759 | bw->rx_tx_mcs13_max_nss, | |
2760 | &rx_mcs[WMI_EHTCAP_TXRX_MCS_NSS_IDX_320], | |
2761 | &tx_mcs[WMI_EHTCAP_TXRX_MCS_NSS_IDX_320]); | |
2762 | arg->peer_eht_mcs_count++; | |
2763 | fallthrough; | |
2764 | case IEEE80211_STA_RX_BW_160: | |
2765 | bw = &eht_cap->eht_mcs_nss_supp.bw._160; | |
2766 | ath12k_mac_set_eht_mcs(bw->rx_tx_mcs9_max_nss, | |
2767 | bw->rx_tx_mcs9_max_nss, | |
2768 | bw->rx_tx_mcs11_max_nss, | |
2769 | bw->rx_tx_mcs13_max_nss, | |
2770 | &rx_mcs[WMI_EHTCAP_TXRX_MCS_NSS_IDX_160], | |
2771 | &tx_mcs[WMI_EHTCAP_TXRX_MCS_NSS_IDX_160]); | |
2772 | arg->peer_eht_mcs_count++; | |
2773 | fallthrough; | |
2774 | default: | |
2775 | if ((he_cap->he_cap_elem.phy_cap_info[0] & | |
2776 | (IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G | | |
2777 | IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G | | |
2778 | IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G | | |
2779 | IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)) == 0) { | |
2780 | bw_20 = &eht_cap->eht_mcs_nss_supp.only_20mhz; | |
2781 | ||
2782 | ath12k_mac_set_eht_mcs(bw_20->rx_tx_mcs7_max_nss, | |
2783 | bw_20->rx_tx_mcs9_max_nss, | |
2784 | bw_20->rx_tx_mcs11_max_nss, | |
2785 | bw_20->rx_tx_mcs13_max_nss, | |
2786 | &rx_mcs[WMI_EHTCAP_TXRX_MCS_NSS_IDX_80], | |
2787 | &tx_mcs[WMI_EHTCAP_TXRX_MCS_NSS_IDX_80]); | |
2788 | } else { | |
2789 | bw = &eht_cap->eht_mcs_nss_supp.bw._80; | |
2790 | ath12k_mac_set_eht_mcs(bw->rx_tx_mcs9_max_nss, | |
2791 | bw->rx_tx_mcs9_max_nss, | |
2792 | bw->rx_tx_mcs11_max_nss, | |
2793 | bw->rx_tx_mcs13_max_nss, | |
2794 | &rx_mcs[WMI_EHTCAP_TXRX_MCS_NSS_IDX_80], | |
2795 | &tx_mcs[WMI_EHTCAP_TXRX_MCS_NSS_IDX_80]); | |
2796 | } | |
2797 | ||
2798 | arg->peer_eht_mcs_count++; | |
2799 | break; | |
2800 | } | |
07c01b86 AD |
2801 | |
2802 | arg->punct_bitmap = ~arvif->punct_bitmap; | |
17bbb8aa AD |
2803 | } |
2804 | ||
d8899132 KV |
2805 | static void ath12k_peer_assoc_prepare(struct ath12k *ar, |
2806 | struct ieee80211_vif *vif, | |
2807 | struct ieee80211_sta *sta, | |
2808 | struct ath12k_wmi_peer_assoc_arg *arg, | |
2809 | bool reassoc) | |
2810 | { | |
2811 | lockdep_assert_held(&ar->conf_mutex); | |
2812 | ||
2813 | memset(arg, 0, sizeof(*arg)); | |
2814 | ||
2815 | reinit_completion(&ar->peer_assoc_done); | |
2816 | ||
2817 | arg->peer_new_assoc = !reassoc; | |
2818 | ath12k_peer_assoc_h_basic(ar, vif, sta, arg); | |
2819 | ath12k_peer_assoc_h_crypto(ar, vif, sta, arg); | |
2820 | ath12k_peer_assoc_h_rates(ar, vif, sta, arg); | |
2821 | ath12k_peer_assoc_h_ht(ar, vif, sta, arg); | |
2822 | ath12k_peer_assoc_h_vht(ar, vif, sta, arg); | |
2823 | ath12k_peer_assoc_h_he(ar, vif, sta, arg); | |
112dbc6a | 2824 | ath12k_peer_assoc_h_he_6ghz(ar, vif, sta, arg); |
17bbb8aa | 2825 | ath12k_peer_assoc_h_eht(ar, vif, sta, arg); |
d8899132 KV |
2826 | ath12k_peer_assoc_h_qos(ar, vif, sta, arg); |
2827 | ath12k_peer_assoc_h_phymode(ar, vif, sta, arg); | |
2828 | ath12k_peer_assoc_h_smps(sta, arg); | |
2829 | ||
2830 | /* TODO: amsdu_disable req? */ | |
2831 | } | |
2832 | ||
2833 | static int ath12k_setup_peer_smps(struct ath12k *ar, struct ath12k_vif *arvif, | |
2834 | const u8 *addr, | |
97b7cbb7 PKC |
2835 | const struct ieee80211_sta_ht_cap *ht_cap, |
2836 | const struct ieee80211_he_6ghz_capa *he_6ghz_capa) | |
d8899132 | 2837 | { |
f0e61dc7 | 2838 | int smps, ret = 0; |
d8899132 | 2839 | |
3005c63a PKC |
2840 | if (!ht_cap->ht_supported && !he_6ghz_capa) |
2841 | return 0; | |
2842 | ||
97b7cbb7 | 2843 | ret = ath12k_get_smps_from_capa(ht_cap, he_6ghz_capa, &smps); |
f0e61dc7 PKC |
2844 | if (ret < 0) |
2845 | return ret; | |
d8899132 KV |
2846 | |
2847 | return ath12k_wmi_set_peer_param(ar, addr, arvif->vdev_id, | |
2848 | WMI_PEER_MIMO_PS_STATE, | |
2849 | ath12k_smps_map[smps]); | |
2850 | } | |
2851 | ||
ce20a10f KP |
2852 | static void ath12k_bss_assoc(struct ath12k *ar, |
2853 | struct ath12k_vif *arvif, | |
d8899132 KV |
2854 | struct ieee80211_bss_conf *bss_conf) |
2855 | { | |
ce20a10f | 2856 | struct ieee80211_vif *vif = arvif->vif; |
51c47463 | 2857 | struct ath12k_wmi_vdev_up_params params = {}; |
d8899132 KV |
2858 | struct ath12k_wmi_peer_assoc_arg peer_arg; |
2859 | struct ieee80211_sta *ap_sta; | |
2860 | struct ath12k_peer *peer; | |
2861 | bool is_auth = false; | |
2862 | int ret; | |
2863 | ||
2864 | lockdep_assert_held(&ar->conf_mutex); | |
2865 | ||
2866 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac vdev %i assoc bssid %pM aid %d\n", | |
2867 | arvif->vdev_id, arvif->bssid, arvif->aid); | |
2868 | ||
2869 | rcu_read_lock(); | |
2870 | ||
2871 | ap_sta = ieee80211_find_sta(vif, bss_conf->bssid); | |
2872 | if (!ap_sta) { | |
2873 | ath12k_warn(ar->ab, "failed to find station entry for bss %pM vdev %i\n", | |
2874 | bss_conf->bssid, arvif->vdev_id); | |
2875 | rcu_read_unlock(); | |
2876 | return; | |
2877 | } | |
2878 | ||
2879 | ath12k_peer_assoc_prepare(ar, vif, ap_sta, &peer_arg, false); | |
2880 | ||
2881 | rcu_read_unlock(); | |
2882 | ||
2883 | ret = ath12k_wmi_send_peer_assoc_cmd(ar, &peer_arg); | |
2884 | if (ret) { | |
2885 | ath12k_warn(ar->ab, "failed to run peer assoc for %pM vdev %i: %d\n", | |
2886 | bss_conf->bssid, arvif->vdev_id, ret); | |
2887 | return; | |
2888 | } | |
2889 | ||
2890 | if (!wait_for_completion_timeout(&ar->peer_assoc_done, 1 * HZ)) { | |
2891 | ath12k_warn(ar->ab, "failed to get peer assoc conf event for %pM vdev %i\n", | |
2892 | bss_conf->bssid, arvif->vdev_id); | |
2893 | return; | |
2894 | } | |
2895 | ||
2896 | ret = ath12k_setup_peer_smps(ar, arvif, bss_conf->bssid, | |
97b7cbb7 PKC |
2897 | &ap_sta->deflink.ht_cap, |
2898 | &ap_sta->deflink.he_6ghz_capa); | |
d8899132 KV |
2899 | if (ret) { |
2900 | ath12k_warn(ar->ab, "failed to setup peer SMPS for vdev %d: %d\n", | |
2901 | arvif->vdev_id, ret); | |
2902 | return; | |
2903 | } | |
2904 | ||
2905 | WARN_ON(arvif->is_up); | |
2906 | ||
2907 | arvif->aid = vif->cfg.aid; | |
2908 | ether_addr_copy(arvif->bssid, bss_conf->bssid); | |
2909 | ||
51c47463 AD |
2910 | params.vdev_id = arvif->vdev_id; |
2911 | params.aid = arvif->aid; | |
2912 | params.bssid = arvif->bssid; | |
2913 | ret = ath12k_wmi_vdev_up(ar, ¶ms); | |
d8899132 KV |
2914 | if (ret) { |
2915 | ath12k_warn(ar->ab, "failed to set vdev %d up: %d\n", | |
2916 | arvif->vdev_id, ret); | |
2917 | return; | |
2918 | } | |
2919 | ||
2920 | arvif->is_up = true; | |
aab4ae56 | 2921 | arvif->rekey_data.enable_offload = false; |
d8899132 KV |
2922 | |
2923 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, | |
2924 | "mac vdev %d up (associated) bssid %pM aid %d\n", | |
2925 | arvif->vdev_id, bss_conf->bssid, vif->cfg.aid); | |
2926 | ||
2927 | spin_lock_bh(&ar->ab->base_lock); | |
2928 | ||
2929 | peer = ath12k_peer_find(ar->ab, arvif->vdev_id, arvif->bssid); | |
2930 | if (peer && peer->is_authorized) | |
2931 | is_auth = true; | |
2932 | ||
2933 | spin_unlock_bh(&ar->ab->base_lock); | |
2934 | ||
2935 | /* Authorize BSS Peer */ | |
2936 | if (is_auth) { | |
2937 | ret = ath12k_wmi_set_peer_param(ar, arvif->bssid, | |
2938 | arvif->vdev_id, | |
2939 | WMI_PEER_AUTHORIZE, | |
2940 | 1); | |
2941 | if (ret) | |
2942 | ath12k_warn(ar->ab, "Unable to authorize BSS peer: %d\n", ret); | |
2943 | } | |
2944 | ||
2945 | ret = ath12k_wmi_send_obss_spr_cmd(ar, arvif->vdev_id, | |
2946 | &bss_conf->he_obss_pd); | |
2947 | if (ret) | |
2948 | ath12k_warn(ar->ab, "failed to set vdev %i OBSS PD parameters: %d\n", | |
2949 | arvif->vdev_id, ret); | |
2950 | } | |
2951 | ||
ce20a10f KP |
2952 | static void ath12k_bss_disassoc(struct ath12k *ar, |
2953 | struct ath12k_vif *arvif) | |
d8899132 | 2954 | { |
d8899132 KV |
2955 | int ret; |
2956 | ||
2957 | lockdep_assert_held(&ar->conf_mutex); | |
2958 | ||
2959 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac vdev %i disassoc bssid %pM\n", | |
2960 | arvif->vdev_id, arvif->bssid); | |
2961 | ||
2962 | ret = ath12k_wmi_vdev_down(ar, arvif->vdev_id); | |
2963 | if (ret) | |
2964 | ath12k_warn(ar->ab, "failed to down vdev %i: %d\n", | |
2965 | arvif->vdev_id, ret); | |
2966 | ||
2967 | arvif->is_up = false; | |
2968 | ||
aab4ae56 BQ |
2969 | memset(&arvif->rekey_data, 0, sizeof(arvif->rekey_data)); |
2970 | ||
b0afabc4 | 2971 | cancel_delayed_work(&arvif->connection_loss_work); |
d8899132 KV |
2972 | } |
2973 | ||
2974 | static u32 ath12k_mac_get_rate_hw_value(int bitrate) | |
2975 | { | |
2976 | u32 preamble; | |
2977 | u16 hw_value; | |
2978 | int rate; | |
2979 | size_t i; | |
2980 | ||
2981 | if (ath12k_mac_bitrate_is_cck(bitrate)) | |
2982 | preamble = WMI_RATE_PREAMBLE_CCK; | |
2983 | else | |
2984 | preamble = WMI_RATE_PREAMBLE_OFDM; | |
2985 | ||
2986 | for (i = 0; i < ARRAY_SIZE(ath12k_legacy_rates); i++) { | |
2987 | if (ath12k_legacy_rates[i].bitrate != bitrate) | |
2988 | continue; | |
2989 | ||
2990 | hw_value = ath12k_legacy_rates[i].hw_value; | |
2991 | rate = ATH12K_HW_RATE_CODE(hw_value, 0, preamble); | |
2992 | ||
2993 | return rate; | |
2994 | } | |
2995 | ||
2996 | return -EINVAL; | |
2997 | } | |
2998 | ||
2999 | static void ath12k_recalculate_mgmt_rate(struct ath12k *ar, | |
3000 | struct ieee80211_vif *vif, | |
3001 | struct cfg80211_chan_def *def) | |
3002 | { | |
13556aef | 3003 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
b856f023 | 3004 | struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); |
d8899132 KV |
3005 | const struct ieee80211_supported_band *sband; |
3006 | u8 basic_rate_idx; | |
3007 | int hw_rate_code; | |
3008 | u32 vdev_param; | |
3009 | u16 bitrate; | |
3010 | int ret; | |
3011 | ||
3012 | lockdep_assert_held(&ar->conf_mutex); | |
3013 | ||
b856f023 | 3014 | sband = hw->wiphy->bands[def->chan->band]; |
d8899132 KV |
3015 | basic_rate_idx = ffs(vif->bss_conf.basic_rates) - 1; |
3016 | bitrate = sband->bitrates[basic_rate_idx].bitrate; | |
3017 | ||
3018 | hw_rate_code = ath12k_mac_get_rate_hw_value(bitrate); | |
3019 | if (hw_rate_code < 0) { | |
3020 | ath12k_warn(ar->ab, "bitrate not supported %d\n", bitrate); | |
3021 | return; | |
3022 | } | |
3023 | ||
3024 | vdev_param = WMI_VDEV_PARAM_MGMT_RATE; | |
3025 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, vdev_param, | |
3026 | hw_rate_code); | |
3027 | if (ret) | |
3028 | ath12k_warn(ar->ab, "failed to set mgmt tx rate %d\n", ret); | |
3029 | ||
3030 | vdev_param = WMI_VDEV_PARAM_BEACON_RATE; | |
3031 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, vdev_param, | |
3032 | hw_rate_code); | |
3033 | if (ret) | |
3034 | ath12k_warn(ar->ab, "failed to set beacon tx rate %d\n", ret); | |
3035 | } | |
3036 | ||
3037 | static int ath12k_mac_fils_discovery(struct ath12k_vif *arvif, | |
3038 | struct ieee80211_bss_conf *info) | |
3039 | { | |
3040 | struct ath12k *ar = arvif->ar; | |
b856f023 | 3041 | struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); |
d8899132 KV |
3042 | struct sk_buff *tmpl; |
3043 | int ret; | |
3044 | u32 interval; | |
3045 | bool unsol_bcast_probe_resp_enabled = false; | |
3046 | ||
3047 | if (info->fils_discovery.max_interval) { | |
3048 | interval = info->fils_discovery.max_interval; | |
3049 | ||
b856f023 | 3050 | tmpl = ieee80211_get_fils_discovery_tmpl(hw, arvif->vif); |
d8899132 KV |
3051 | if (tmpl) |
3052 | ret = ath12k_wmi_fils_discovery_tmpl(ar, arvif->vdev_id, | |
3053 | tmpl); | |
3054 | } else if (info->unsol_bcast_probe_resp_interval) { | |
3055 | unsol_bcast_probe_resp_enabled = 1; | |
3056 | interval = info->unsol_bcast_probe_resp_interval; | |
3057 | ||
b856f023 | 3058 | tmpl = ieee80211_get_unsol_bcast_probe_resp_tmpl(hw, |
d8899132 KV |
3059 | arvif->vif); |
3060 | if (tmpl) | |
3061 | ret = ath12k_wmi_probe_resp_tmpl(ar, arvif->vdev_id, | |
3062 | tmpl); | |
3063 | } else { /* Disable */ | |
3064 | return ath12k_wmi_fils_discovery(ar, arvif->vdev_id, 0, false); | |
3065 | } | |
3066 | ||
3067 | if (!tmpl) { | |
3068 | ath12k_warn(ar->ab, | |
3069 | "mac vdev %i failed to retrieve %s template\n", | |
3070 | arvif->vdev_id, (unsol_bcast_probe_resp_enabled ? | |
3071 | "unsolicited broadcast probe response" : | |
3072 | "FILS discovery")); | |
3073 | return -EPERM; | |
3074 | } | |
3075 | kfree_skb(tmpl); | |
3076 | ||
3077 | if (!ret) | |
3078 | ret = ath12k_wmi_fils_discovery(ar, arvif->vdev_id, interval, | |
3079 | unsol_bcast_probe_resp_enabled); | |
3080 | ||
3081 | return ret; | |
3082 | } | |
3083 | ||
54ca3308 BQ |
3084 | static void ath12k_mac_vif_setup_ps(struct ath12k_vif *arvif) |
3085 | { | |
3086 | struct ath12k *ar = arvif->ar; | |
3087 | struct ieee80211_vif *vif = arvif->vif; | |
3088 | struct ieee80211_conf *conf = &ath12k_ar_to_hw(ar)->conf; | |
3089 | enum wmi_sta_powersave_param param; | |
3090 | enum wmi_sta_ps_mode psmode; | |
3091 | int ret; | |
3092 | int timeout; | |
3093 | bool enable_ps; | |
3094 | ||
3095 | lockdep_assert_held(&ar->conf_mutex); | |
3096 | ||
3097 | if (vif->type != NL80211_IFTYPE_STATION) | |
3098 | return; | |
3099 | ||
3100 | enable_ps = arvif->ps; | |
3101 | if (enable_ps) { | |
3102 | psmode = WMI_STA_PS_MODE_ENABLED; | |
3103 | param = WMI_STA_PS_PARAM_INACTIVITY_TIME; | |
3104 | ||
3105 | timeout = conf->dynamic_ps_timeout; | |
3106 | if (timeout == 0) { | |
3107 | /* firmware doesn't like 0 */ | |
3108 | timeout = ieee80211_tu_to_usec(vif->bss_conf.beacon_int) / 1000; | |
3109 | } | |
3110 | ||
3111 | ret = ath12k_wmi_set_sta_ps_param(ar, arvif->vdev_id, param, | |
3112 | timeout); | |
3113 | if (ret) { | |
3114 | ath12k_warn(ar->ab, "failed to set inactivity time for vdev %d: %i\n", | |
3115 | arvif->vdev_id, ret); | |
3116 | return; | |
3117 | } | |
3118 | } else { | |
3119 | psmode = WMI_STA_PS_MODE_DISABLED; | |
3120 | } | |
3121 | ||
3122 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac vdev %d psmode %s\n", | |
3123 | arvif->vdev_id, psmode ? "enable" : "disable"); | |
3124 | ||
3125 | ret = ath12k_wmi_pdev_set_ps_mode(ar, arvif->vdev_id, psmode); | |
3126 | if (ret) | |
3127 | ath12k_warn(ar->ab, "failed to set sta power save mode %d for vdev %d: %d\n", | |
3128 | psmode, arvif->vdev_id, ret); | |
3129 | } | |
3130 | ||
ce20a10f KP |
3131 | static void ath12k_mac_bss_info_changed(struct ath12k *ar, |
3132 | struct ath12k_vif *arvif, | |
3133 | struct ieee80211_bss_conf *info, | |
3134 | u64 changed) | |
d8899132 | 3135 | { |
ce20a10f | 3136 | struct ieee80211_vif *vif = arvif->vif; |
54ca3308 | 3137 | struct ieee80211_vif_cfg *vif_cfg = &vif->cfg; |
d8899132 KV |
3138 | struct cfg80211_chan_def def; |
3139 | u32 param_id, param_value; | |
3140 | enum nl80211_band band; | |
3141 | u32 vdev_param; | |
3142 | int mcast_rate; | |
3143 | u32 preamble; | |
3144 | u16 hw_value; | |
3145 | u16 bitrate; | |
3146 | int ret; | |
3147 | u8 rateidx; | |
3148 | u32 rate; | |
3149 | ||
ce20a10f | 3150 | lockdep_assert_held(&ar->conf_mutex); |
d8899132 KV |
3151 | |
3152 | if (changed & BSS_CHANGED_BEACON_INT) { | |
3153 | arvif->beacon_interval = info->beacon_int; | |
3154 | ||
3155 | param_id = WMI_VDEV_PARAM_BEACON_INTERVAL; | |
3156 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, | |
3157 | param_id, | |
3158 | arvif->beacon_interval); | |
3159 | if (ret) | |
3160 | ath12k_warn(ar->ab, "Failed to set beacon interval for VDEV: %d\n", | |
3161 | arvif->vdev_id); | |
3162 | else | |
3163 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, | |
3164 | "Beacon interval: %d set for VDEV: %d\n", | |
3165 | arvif->beacon_interval, arvif->vdev_id); | |
3166 | } | |
3167 | ||
3168 | if (changed & BSS_CHANGED_BEACON) { | |
3169 | param_id = WMI_PDEV_PARAM_BEACON_TX_MODE; | |
c4cb46df | 3170 | param_value = WMI_BEACON_BURST_MODE; |
d8899132 KV |
3171 | ret = ath12k_wmi_pdev_set_param(ar, param_id, |
3172 | param_value, ar->pdev->pdev_id); | |
3173 | if (ret) | |
3174 | ath12k_warn(ar->ab, "Failed to set beacon mode for VDEV: %d\n", | |
3175 | arvif->vdev_id); | |
3176 | else | |
3177 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, | |
c4cb46df | 3178 | "Set burst beacon mode for VDEV: %d\n", |
d8899132 KV |
3179 | arvif->vdev_id); |
3180 | ||
3181 | ret = ath12k_mac_setup_bcn_tmpl(arvif); | |
3182 | if (ret) | |
3183 | ath12k_warn(ar->ab, "failed to update bcn template: %d\n", | |
3184 | ret); | |
3185 | } | |
3186 | ||
3187 | if (changed & (BSS_CHANGED_BEACON_INFO | BSS_CHANGED_BEACON)) { | |
3188 | arvif->dtim_period = info->dtim_period; | |
3189 | ||
3190 | param_id = WMI_VDEV_PARAM_DTIM_PERIOD; | |
3191 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, | |
3192 | param_id, | |
3193 | arvif->dtim_period); | |
3194 | ||
3195 | if (ret) | |
3196 | ath12k_warn(ar->ab, "Failed to set dtim period for VDEV %d: %i\n", | |
3197 | arvif->vdev_id, ret); | |
3198 | else | |
3199 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, | |
3200 | "DTIM period: %d set for VDEV: %d\n", | |
3201 | arvif->dtim_period, arvif->vdev_id); | |
3202 | } | |
3203 | ||
3204 | if (changed & BSS_CHANGED_SSID && | |
3205 | vif->type == NL80211_IFTYPE_AP) { | |
3206 | arvif->u.ap.ssid_len = vif->cfg.ssid_len; | |
3207 | if (vif->cfg.ssid_len) | |
3208 | memcpy(arvif->u.ap.ssid, vif->cfg.ssid, vif->cfg.ssid_len); | |
3209 | arvif->u.ap.hidden_ssid = info->hidden_ssid; | |
3210 | } | |
3211 | ||
3212 | if (changed & BSS_CHANGED_BSSID && !is_zero_ether_addr(info->bssid)) | |
3213 | ether_addr_copy(arvif->bssid, info->bssid); | |
3214 | ||
3215 | if (changed & BSS_CHANGED_BEACON_ENABLED) { | |
3216 | ath12k_control_beaconing(arvif, info); | |
3217 | ||
3218 | if (arvif->is_up && vif->bss_conf.he_support && | |
3219 | vif->bss_conf.he_oper.params) { | |
3220 | /* TODO: Extend to support 1024 BA Bitmap size */ | |
3221 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, | |
3222 | WMI_VDEV_PARAM_BA_MODE, | |
3223 | WMI_BA_MODE_BUFFER_SIZE_256); | |
3224 | if (ret) | |
3225 | ath12k_warn(ar->ab, | |
3226 | "failed to set BA BUFFER SIZE 256 for vdev: %d\n", | |
3227 | arvif->vdev_id); | |
3228 | ||
3229 | param_id = WMI_VDEV_PARAM_HEOPS_0_31; | |
3230 | param_value = vif->bss_conf.he_oper.params; | |
3231 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, | |
3232 | param_id, param_value); | |
3233 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, | |
3234 | "he oper param: %x set for VDEV: %d\n", | |
3235 | param_value, arvif->vdev_id); | |
3236 | ||
3237 | if (ret) | |
3238 | ath12k_warn(ar->ab, "Failed to set he oper params %x for VDEV %d: %i\n", | |
3239 | param_value, arvif->vdev_id, ret); | |
3240 | } | |
3241 | } | |
3242 | ||
3243 | if (changed & BSS_CHANGED_ERP_CTS_PROT) { | |
3244 | u32 cts_prot; | |
3245 | ||
3246 | cts_prot = !!(info->use_cts_prot); | |
3247 | param_id = WMI_VDEV_PARAM_PROTECTION_MODE; | |
3248 | ||
3249 | if (arvif->is_started) { | |
3250 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, | |
3251 | param_id, cts_prot); | |
3252 | if (ret) | |
3253 | ath12k_warn(ar->ab, "Failed to set CTS prot for VDEV: %d\n", | |
3254 | arvif->vdev_id); | |
3255 | else | |
3256 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "Set CTS prot: %d for VDEV: %d\n", | |
3257 | cts_prot, arvif->vdev_id); | |
3258 | } else { | |
3259 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "defer protection mode setup, vdev is not ready yet\n"); | |
3260 | } | |
3261 | } | |
3262 | ||
3263 | if (changed & BSS_CHANGED_ERP_SLOT) { | |
3264 | u32 slottime; | |
3265 | ||
3266 | if (info->use_short_slot) | |
3267 | slottime = WMI_VDEV_SLOT_TIME_SHORT; /* 9us */ | |
3268 | ||
3269 | else | |
3270 | slottime = WMI_VDEV_SLOT_TIME_LONG; /* 20us */ | |
3271 | ||
3272 | param_id = WMI_VDEV_PARAM_SLOT_TIME; | |
3273 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, | |
3274 | param_id, slottime); | |
3275 | if (ret) | |
3276 | ath12k_warn(ar->ab, "Failed to set erp slot for VDEV: %d\n", | |
3277 | arvif->vdev_id); | |
3278 | else | |
3279 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, | |
3280 | "Set slottime: %d for VDEV: %d\n", | |
3281 | slottime, arvif->vdev_id); | |
3282 | } | |
3283 | ||
3284 | if (changed & BSS_CHANGED_ERP_PREAMBLE) { | |
3285 | u32 preamble; | |
3286 | ||
3287 | if (info->use_short_preamble) | |
3288 | preamble = WMI_VDEV_PREAMBLE_SHORT; | |
3289 | else | |
3290 | preamble = WMI_VDEV_PREAMBLE_LONG; | |
3291 | ||
3292 | param_id = WMI_VDEV_PARAM_PREAMBLE; | |
3293 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, | |
3294 | param_id, preamble); | |
3295 | if (ret) | |
3296 | ath12k_warn(ar->ab, "Failed to set preamble for VDEV: %d\n", | |
3297 | arvif->vdev_id); | |
3298 | else | |
3299 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, | |
3300 | "Set preamble: %d for VDEV: %d\n", | |
3301 | preamble, arvif->vdev_id); | |
3302 | } | |
3303 | ||
3304 | if (changed & BSS_CHANGED_ASSOC) { | |
3305 | if (vif->cfg.assoc) | |
ce20a10f | 3306 | ath12k_bss_assoc(ar, arvif, info); |
d8899132 | 3307 | else |
ce20a10f | 3308 | ath12k_bss_disassoc(ar, arvif); |
d8899132 KV |
3309 | } |
3310 | ||
3311 | if (changed & BSS_CHANGED_TXPOWER) { | |
3312 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac vdev_id %i txpower %d\n", | |
3313 | arvif->vdev_id, info->txpower); | |
3314 | ||
3315 | arvif->txpower = info->txpower; | |
3316 | ath12k_mac_txpower_recalc(ar); | |
3317 | } | |
3318 | ||
3319 | if (changed & BSS_CHANGED_MCAST_RATE && | |
3320 | !ath12k_mac_vif_chan(arvif->vif, &def)) { | |
3321 | band = def.chan->band; | |
3322 | mcast_rate = vif->bss_conf.mcast_rate[band]; | |
3323 | ||
3324 | if (mcast_rate > 0) | |
3325 | rateidx = mcast_rate - 1; | |
3326 | else | |
3327 | rateidx = ffs(vif->bss_conf.basic_rates) - 1; | |
3328 | ||
3329 | if (ar->pdev->cap.supported_bands & WMI_HOST_WLAN_5G_CAP) | |
3330 | rateidx += ATH12K_MAC_FIRST_OFDM_RATE_IDX; | |
3331 | ||
3332 | bitrate = ath12k_legacy_rates[rateidx].bitrate; | |
3333 | hw_value = ath12k_legacy_rates[rateidx].hw_value; | |
3334 | ||
3335 | if (ath12k_mac_bitrate_is_cck(bitrate)) | |
3336 | preamble = WMI_RATE_PREAMBLE_CCK; | |
3337 | else | |
3338 | preamble = WMI_RATE_PREAMBLE_OFDM; | |
3339 | ||
3340 | rate = ATH12K_HW_RATE_CODE(hw_value, 0, preamble); | |
3341 | ||
3342 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, | |
3343 | "mac vdev %d mcast_rate %x\n", | |
3344 | arvif->vdev_id, rate); | |
3345 | ||
3346 | vdev_param = WMI_VDEV_PARAM_MCAST_DATA_RATE; | |
3347 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, | |
3348 | vdev_param, rate); | |
3349 | if (ret) | |
3350 | ath12k_warn(ar->ab, | |
3351 | "failed to set mcast rate on vdev %i: %d\n", | |
3352 | arvif->vdev_id, ret); | |
3353 | ||
3354 | vdev_param = WMI_VDEV_PARAM_BCAST_DATA_RATE; | |
3355 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, | |
3356 | vdev_param, rate); | |
3357 | if (ret) | |
3358 | ath12k_warn(ar->ab, | |
3359 | "failed to set bcast rate on vdev %i: %d\n", | |
3360 | arvif->vdev_id, ret); | |
3361 | } | |
3362 | ||
3363 | if (changed & BSS_CHANGED_BASIC_RATES && | |
3364 | !ath12k_mac_vif_chan(arvif->vif, &def)) | |
3365 | ath12k_recalculate_mgmt_rate(ar, vif, &def); | |
3366 | ||
3367 | if (changed & BSS_CHANGED_TWT) { | |
3368 | if (info->twt_requester || info->twt_responder) | |
3369 | ath12k_wmi_send_twt_enable_cmd(ar, ar->pdev->pdev_id); | |
3370 | else | |
3371 | ath12k_wmi_send_twt_disable_cmd(ar, ar->pdev->pdev_id); | |
3372 | } | |
3373 | ||
3374 | if (changed & BSS_CHANGED_HE_OBSS_PD) | |
3375 | ath12k_wmi_send_obss_spr_cmd(ar, arvif->vdev_id, | |
3376 | &info->he_obss_pd); | |
3377 | ||
3378 | if (changed & BSS_CHANGED_HE_BSS_COLOR) { | |
3379 | if (vif->type == NL80211_IFTYPE_AP) { | |
3380 | ret = ath12k_wmi_obss_color_cfg_cmd(ar, | |
3381 | arvif->vdev_id, | |
3382 | info->he_bss_color.color, | |
3383 | ATH12K_BSS_COLOR_AP_PERIODS, | |
3384 | info->he_bss_color.enabled); | |
3385 | if (ret) | |
3386 | ath12k_warn(ar->ab, "failed to set bss color collision on vdev %i: %d\n", | |
3387 | arvif->vdev_id, ret); | |
3388 | } else if (vif->type == NL80211_IFTYPE_STATION) { | |
3389 | ret = ath12k_wmi_send_bss_color_change_enable_cmd(ar, | |
3390 | arvif->vdev_id, | |
3391 | 1); | |
3392 | if (ret) | |
3393 | ath12k_warn(ar->ab, "failed to enable bss color change on vdev %i: %d\n", | |
3394 | arvif->vdev_id, ret); | |
3395 | ret = ath12k_wmi_obss_color_cfg_cmd(ar, | |
3396 | arvif->vdev_id, | |
3397 | 0, | |
3398 | ATH12K_BSS_COLOR_STA_PERIODS, | |
3399 | 1); | |
3400 | if (ret) | |
3401 | ath12k_warn(ar->ab, "failed to set bss color collision on vdev %i: %d\n", | |
3402 | arvif->vdev_id, ret); | |
3403 | } | |
3404 | } | |
3405 | ||
43a10990 | 3406 | ath12k_mac_fils_discovery(arvif, info); |
d8899132 | 3407 | |
54ca3308 BQ |
3408 | if (changed & BSS_CHANGED_PS && |
3409 | ar->ab->hw_params->supports_sta_ps) { | |
3410 | arvif->ps = vif_cfg->ps; | |
3411 | ath12k_mac_vif_setup_ps(arvif); | |
3412 | } | |
ce20a10f KP |
3413 | } |
3414 | ||
b5068bc9 S |
3415 | static struct ath12k_vif_cache *ath12k_arvif_get_cache(struct ath12k_vif *arvif) |
3416 | { | |
3417 | if (!arvif->cache) | |
3418 | arvif->cache = kzalloc(sizeof(*arvif->cache), GFP_KERNEL); | |
3419 | ||
3420 | return arvif->cache; | |
3421 | } | |
3422 | ||
3423 | static void ath12k_arvif_put_cache(struct ath12k_vif *arvif) | |
3424 | { | |
3425 | kfree(arvif->cache); | |
3426 | arvif->cache = NULL; | |
3427 | } | |
3428 | ||
ce20a10f KP |
3429 | static void ath12k_mac_op_bss_info_changed(struct ieee80211_hw *hw, |
3430 | struct ieee80211_vif *vif, | |
3431 | struct ieee80211_bss_conf *info, | |
3432 | u64 changed) | |
3433 | { | |
6db6e70a | 3434 | struct ath12k *ar; |
ce20a10f | 3435 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
b5068bc9 | 3436 | struct ath12k_vif_cache *cache; |
ce20a10f | 3437 | |
0148e40c S |
3438 | ar = ath12k_get_ar_by_vif(hw, vif); |
3439 | ||
b5068bc9 | 3440 | /* if the vdev is not created on a certain radio, |
0148e40c S |
3441 | * cache the info to be updated later on vdev creation |
3442 | */ | |
3443 | ||
b5068bc9 S |
3444 | if (!ar) { |
3445 | cache = ath12k_arvif_get_cache(arvif); | |
3446 | if (!cache) | |
3447 | return; | |
3448 | arvif->cache->bss_conf_changed |= changed; | |
0148e40c | 3449 | return; |
b5068bc9 | 3450 | } |
6db6e70a | 3451 | |
ce20a10f KP |
3452 | mutex_lock(&ar->conf_mutex); |
3453 | ||
3454 | ath12k_mac_bss_info_changed(ar, arvif, info, changed); | |
07c01b86 | 3455 | |
d8899132 KV |
3456 | mutex_unlock(&ar->conf_mutex); |
3457 | } | |
3458 | ||
0d6e6736 S |
3459 | static struct ath12k* |
3460 | ath12k_mac_select_scan_device(struct ieee80211_hw *hw, | |
3461 | struct ieee80211_vif *vif, | |
4938ba73 | 3462 | u32 center_freq) |
0d6e6736 S |
3463 | { |
3464 | struct ath12k_hw *ah = hw->priv; | |
3465 | enum nl80211_band band; | |
3466 | struct ath12k *ar; | |
3467 | int i; | |
3468 | ||
3469 | if (ah->num_radio == 1) | |
3470 | return ah->radio; | |
3471 | ||
3472 | /* Currently mac80211 supports splitting scan requests into | |
3473 | * multiple scan requests per band. | |
3474 | * Loop through first channel and determine the scan radio | |
3475 | * TODO: There could be 5 GHz low/high channels in that case | |
3476 | * split the hw request and perform multiple scans | |
3477 | */ | |
3478 | ||
4938ba73 | 3479 | if (center_freq < ATH12K_MIN_5G_FREQ) |
0d6e6736 | 3480 | band = NL80211_BAND_2GHZ; |
4938ba73 | 3481 | else if (center_freq < ATH12K_MIN_6G_FREQ) |
0d6e6736 S |
3482 | band = NL80211_BAND_5GHZ; |
3483 | else | |
3484 | band = NL80211_BAND_6GHZ; | |
3485 | ||
3486 | for_each_ar(ah, ar, i) { | |
3487 | /* TODO 5 GHz low high split changes */ | |
3488 | if (ar->mac.sbands[band].channels) | |
3489 | return ar; | |
3490 | } | |
3491 | ||
3492 | return NULL; | |
3493 | } | |
3494 | ||
d8899132 KV |
3495 | void __ath12k_mac_scan_finish(struct ath12k *ar) |
3496 | { | |
b856f023 KP |
3497 | struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); |
3498 | ||
d8899132 KV |
3499 | lockdep_assert_held(&ar->data_lock); |
3500 | ||
3501 | switch (ar->scan.state) { | |
3502 | case ATH12K_SCAN_IDLE: | |
3503 | break; | |
3504 | case ATH12K_SCAN_RUNNING: | |
3505 | case ATH12K_SCAN_ABORTING: | |
c2ebb1d1 | 3506 | if (ar->scan.is_roc && ar->scan.roc_notify) |
b856f023 | 3507 | ieee80211_remain_on_channel_expired(hw); |
c2ebb1d1 WG |
3508 | fallthrough; |
3509 | case ATH12K_SCAN_STARTING: | |
d8899132 KV |
3510 | if (!ar->scan.is_roc) { |
3511 | struct cfg80211_scan_info info = { | |
c2ebb1d1 WG |
3512 | .aborted = ((ar->scan.state == |
3513 | ATH12K_SCAN_ABORTING) || | |
3514 | (ar->scan.state == | |
3515 | ATH12K_SCAN_STARTING)), | |
d8899132 KV |
3516 | }; |
3517 | ||
b856f023 | 3518 | ieee80211_scan_completed(hw, &info); |
d8899132 | 3519 | } |
c2ebb1d1 | 3520 | |
d8899132 KV |
3521 | ar->scan.state = ATH12K_SCAN_IDLE; |
3522 | ar->scan_channel = NULL; | |
3523 | ar->scan.roc_freq = 0; | |
3524 | cancel_delayed_work(&ar->scan.timeout); | |
3525 | complete(&ar->scan.completed); | |
3526 | break; | |
3527 | } | |
3528 | } | |
3529 | ||
3530 | void ath12k_mac_scan_finish(struct ath12k *ar) | |
3531 | { | |
3532 | spin_lock_bh(&ar->data_lock); | |
3533 | __ath12k_mac_scan_finish(ar); | |
3534 | spin_unlock_bh(&ar->data_lock); | |
3535 | } | |
3536 | ||
3537 | static int ath12k_scan_stop(struct ath12k *ar) | |
3538 | { | |
3539 | struct ath12k_wmi_scan_cancel_arg arg = { | |
3540 | .req_type = WLAN_SCAN_CANCEL_SINGLE, | |
3541 | .scan_id = ATH12K_SCAN_ID, | |
3542 | }; | |
3543 | int ret; | |
3544 | ||
3545 | lockdep_assert_held(&ar->conf_mutex); | |
3546 | ||
3547 | /* TODO: Fill other STOP Params */ | |
3548 | arg.pdev_id = ar->pdev->pdev_id; | |
3549 | ||
3550 | ret = ath12k_wmi_send_scan_stop_cmd(ar, &arg); | |
3551 | if (ret) { | |
3552 | ath12k_warn(ar->ab, "failed to stop wmi scan: %d\n", ret); | |
3553 | goto out; | |
3554 | } | |
3555 | ||
3556 | ret = wait_for_completion_timeout(&ar->scan.completed, 3 * HZ); | |
3557 | if (ret == 0) { | |
3558 | ath12k_warn(ar->ab, | |
3559 | "failed to receive scan abort comple: timed out\n"); | |
3560 | ret = -ETIMEDOUT; | |
3561 | } else if (ret > 0) { | |
3562 | ret = 0; | |
3563 | } | |
3564 | ||
3565 | out: | |
3566 | /* Scan state should be updated upon scan completion but in case | |
3567 | * firmware fails to deliver the event (for whatever reason) it is | |
3568 | * desired to clean up scan state anyway. Firmware may have just | |
3569 | * dropped the scan completion event delivery due to transport pipe | |
3570 | * being overflown with data and/or it can recover on its own before | |
3571 | * next scan request is submitted. | |
3572 | */ | |
3573 | spin_lock_bh(&ar->data_lock); | |
3574 | if (ar->scan.state != ATH12K_SCAN_IDLE) | |
3575 | __ath12k_mac_scan_finish(ar); | |
3576 | spin_unlock_bh(&ar->data_lock); | |
3577 | ||
3578 | return ret; | |
3579 | } | |
3580 | ||
3581 | static void ath12k_scan_abort(struct ath12k *ar) | |
3582 | { | |
3583 | int ret; | |
3584 | ||
3585 | lockdep_assert_held(&ar->conf_mutex); | |
3586 | ||
3587 | spin_lock_bh(&ar->data_lock); | |
3588 | ||
3589 | switch (ar->scan.state) { | |
3590 | case ATH12K_SCAN_IDLE: | |
3591 | /* This can happen if timeout worker kicked in and called | |
3592 | * abortion while scan completion was being processed. | |
3593 | */ | |
3594 | break; | |
3595 | case ATH12K_SCAN_STARTING: | |
3596 | case ATH12K_SCAN_ABORTING: | |
3597 | ath12k_warn(ar->ab, "refusing scan abortion due to invalid scan state: %d\n", | |
3598 | ar->scan.state); | |
3599 | break; | |
3600 | case ATH12K_SCAN_RUNNING: | |
3601 | ar->scan.state = ATH12K_SCAN_ABORTING; | |
3602 | spin_unlock_bh(&ar->data_lock); | |
3603 | ||
3604 | ret = ath12k_scan_stop(ar); | |
3605 | if (ret) | |
3606 | ath12k_warn(ar->ab, "failed to abort scan: %d\n", ret); | |
3607 | ||
3608 | spin_lock_bh(&ar->data_lock); | |
3609 | break; | |
3610 | } | |
3611 | ||
3612 | spin_unlock_bh(&ar->data_lock); | |
3613 | } | |
3614 | ||
3615 | static void ath12k_scan_timeout_work(struct work_struct *work) | |
3616 | { | |
3617 | struct ath12k *ar = container_of(work, struct ath12k, | |
3618 | scan.timeout.work); | |
3619 | ||
3620 | mutex_lock(&ar->conf_mutex); | |
3621 | ath12k_scan_abort(ar); | |
3622 | mutex_unlock(&ar->conf_mutex); | |
3623 | } | |
3624 | ||
3625 | static int ath12k_start_scan(struct ath12k *ar, | |
3626 | struct ath12k_wmi_scan_req_arg *arg) | |
3627 | { | |
3628 | int ret; | |
3629 | ||
3630 | lockdep_assert_held(&ar->conf_mutex); | |
3631 | ||
3632 | ret = ath12k_wmi_send_scan_start_cmd(ar, arg); | |
3633 | if (ret) | |
3634 | return ret; | |
3635 | ||
3636 | ret = wait_for_completion_timeout(&ar->scan.started, 1 * HZ); | |
3637 | if (ret == 0) { | |
3638 | ret = ath12k_scan_stop(ar); | |
3639 | if (ret) | |
3640 | ath12k_warn(ar->ab, "failed to stop scan: %d\n", ret); | |
3641 | ||
3642 | return -ETIMEDOUT; | |
3643 | } | |
3644 | ||
3645 | /* If we failed to start the scan, return error code at | |
3646 | * this point. This is probably due to some issue in the | |
3647 | * firmware, but no need to wedge the driver due to that... | |
3648 | */ | |
3649 | spin_lock_bh(&ar->data_lock); | |
3650 | if (ar->scan.state == ATH12K_SCAN_IDLE) { | |
3651 | spin_unlock_bh(&ar->data_lock); | |
3652 | return -EINVAL; | |
3653 | } | |
3654 | spin_unlock_bh(&ar->data_lock); | |
3655 | ||
3656 | return 0; | |
3657 | } | |
3658 | ||
3659 | static int ath12k_mac_op_hw_scan(struct ieee80211_hw *hw, | |
3660 | struct ieee80211_vif *vif, | |
3661 | struct ieee80211_scan_request *hw_req) | |
3662 | { | |
6db6e70a | 3663 | struct ath12k_hw *ah = ath12k_hw_to_ah(hw); |
0d6e6736 | 3664 | struct ath12k *ar, *prev_ar; |
d8899132 KV |
3665 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
3666 | struct cfg80211_scan_request *req = &hw_req->req; | |
3667 | struct ath12k_wmi_scan_req_arg arg = {}; | |
3668 | int ret; | |
3669 | int i; | |
0d6e6736 | 3670 | bool create = true; |
d8899132 | 3671 | |
0d6e6736 S |
3672 | if (ah->num_radio == 1) { |
3673 | WARN_ON(!arvif->is_created); | |
3674 | ar = ath12k_ah_to_ar(ah, 0); | |
3675 | goto scan; | |
3676 | } | |
3677 | ||
3678 | /* Since the targeted scan device could depend on the frequency | |
3679 | * requested in the hw_req, select the corresponding radio | |
3680 | */ | |
4938ba73 | 3681 | ar = ath12k_mac_select_scan_device(hw, vif, hw_req->req.channels[0]->center_freq); |
0d6e6736 S |
3682 | if (!ar) |
3683 | return -EINVAL; | |
3684 | ||
3685 | /* If the vif is already assigned to a specific vdev of an ar, | |
3686 | * check whether its already started, vdev which is started | |
3687 | * are not allowed to switch to a new radio. | |
3688 | * If the vdev is not started, but was earlier created on a | |
3689 | * different ar, delete that vdev and create a new one. We don't | |
3690 | * delete at the scan stop as an optimization to avoid redundant | |
3691 | * delete-create vdev's for the same ar, in case the request is | |
3692 | * always on the same band for the vif | |
3693 | */ | |
3694 | if (arvif->is_created) { | |
3695 | if (WARN_ON(!arvif->ar)) | |
3696 | return -EINVAL; | |
3697 | ||
3698 | if (ar != arvif->ar && arvif->is_started) | |
3699 | return -EINVAL; | |
6db6e70a | 3700 | |
0d6e6736 S |
3701 | if (ar != arvif->ar) { |
3702 | /* backup the previously used ar ptr, since the vdev delete | |
3703 | * would assign the arvif->ar to NULL after the call | |
3704 | */ | |
3705 | prev_ar = arvif->ar; | |
3706 | mutex_lock(&prev_ar->conf_mutex); | |
3707 | ret = ath12k_mac_vdev_delete(prev_ar, vif); | |
3708 | mutex_unlock(&prev_ar->conf_mutex); | |
3709 | if (ret) | |
3710 | ath12k_warn(prev_ar->ab, | |
3711 | "unable to delete scan vdev %d\n", ret); | |
3712 | } else { | |
3713 | create = false; | |
3714 | } | |
3715 | } | |
3716 | if (create) { | |
3717 | mutex_lock(&ar->conf_mutex); | |
3718 | ret = ath12k_mac_vdev_create(ar, vif); | |
3719 | mutex_unlock(&ar->conf_mutex); | |
3720 | if (ret) { | |
3721 | ath12k_warn(ar->ab, "unable to create scan vdev %d\n", ret); | |
3722 | return -EINVAL; | |
3723 | } | |
3724 | } | |
3725 | scan: | |
d8899132 KV |
3726 | mutex_lock(&ar->conf_mutex); |
3727 | ||
3728 | spin_lock_bh(&ar->data_lock); | |
3729 | switch (ar->scan.state) { | |
3730 | case ATH12K_SCAN_IDLE: | |
3731 | reinit_completion(&ar->scan.started); | |
3732 | reinit_completion(&ar->scan.completed); | |
3733 | ar->scan.state = ATH12K_SCAN_STARTING; | |
3734 | ar->scan.is_roc = false; | |
3735 | ar->scan.vdev_id = arvif->vdev_id; | |
3736 | ret = 0; | |
3737 | break; | |
3738 | case ATH12K_SCAN_STARTING: | |
3739 | case ATH12K_SCAN_RUNNING: | |
3740 | case ATH12K_SCAN_ABORTING: | |
3741 | ret = -EBUSY; | |
3742 | break; | |
3743 | } | |
3744 | spin_unlock_bh(&ar->data_lock); | |
3745 | ||
3746 | if (ret) | |
3747 | goto exit; | |
3748 | ||
3749 | ath12k_wmi_start_scan_init(ar, &arg); | |
3750 | arg.vdev_id = arvif->vdev_id; | |
3751 | arg.scan_id = ATH12K_SCAN_ID; | |
3752 | ||
3753 | if (req->ie_len) { | |
8ad314da WG |
3754 | arg.extraie.ptr = kmemdup(req->ie, req->ie_len, GFP_KERNEL); |
3755 | if (!arg.extraie.ptr) { | |
3756 | ret = -ENOMEM; | |
3757 | goto exit; | |
3758 | } | |
d8899132 | 3759 | arg.extraie.len = req->ie_len; |
d8899132 KV |
3760 | } |
3761 | ||
3762 | if (req->n_ssids) { | |
3763 | arg.num_ssids = req->n_ssids; | |
3764 | for (i = 0; i < arg.num_ssids; i++) | |
3765 | arg.ssid[i] = req->ssids[i]; | |
3766 | } else { | |
bcdb44f3 | 3767 | arg.scan_f_passive = 1; |
d8899132 KV |
3768 | } |
3769 | ||
3770 | if (req->n_channels) { | |
3771 | arg.num_chan = req->n_channels; | |
3742928a WG |
3772 | arg.chan_list = kcalloc(arg.num_chan, sizeof(*arg.chan_list), |
3773 | GFP_KERNEL); | |
3774 | ||
3775 | if (!arg.chan_list) { | |
3776 | ret = -ENOMEM; | |
3777 | goto exit; | |
3778 | } | |
3779 | ||
d8899132 KV |
3780 | for (i = 0; i < arg.num_chan; i++) |
3781 | arg.chan_list[i] = req->channels[i]->center_freq; | |
3782 | } | |
3783 | ||
3784 | ret = ath12k_start_scan(ar, &arg); | |
3785 | if (ret) { | |
3786 | ath12k_warn(ar->ab, "failed to start hw scan: %d\n", ret); | |
3787 | spin_lock_bh(&ar->data_lock); | |
3788 | ar->scan.state = ATH12K_SCAN_IDLE; | |
3789 | spin_unlock_bh(&ar->data_lock); | |
3790 | } | |
3791 | ||
3792 | /* Add a margin to account for event/command processing */ | |
b856f023 | 3793 | ieee80211_queue_delayed_work(ath12k_ar_to_hw(ar), &ar->scan.timeout, |
d8899132 KV |
3794 | msecs_to_jiffies(arg.max_scan_time + |
3795 | ATH12K_MAC_SCAN_TIMEOUT_MSECS)); | |
3796 | ||
3797 | exit: | |
3742928a WG |
3798 | kfree(arg.chan_list); |
3799 | ||
d8899132 KV |
3800 | if (req->ie_len) |
3801 | kfree(arg.extraie.ptr); | |
3802 | ||
3803 | mutex_unlock(&ar->conf_mutex); | |
6db6e70a | 3804 | |
d8899132 KV |
3805 | return ret; |
3806 | } | |
3807 | ||
3808 | static void ath12k_mac_op_cancel_hw_scan(struct ieee80211_hw *hw, | |
3809 | struct ieee80211_vif *vif) | |
3810 | { | |
0d6e6736 | 3811 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
6db6e70a KP |
3812 | struct ath12k *ar; |
3813 | ||
0d6e6736 S |
3814 | if (!arvif->is_created) |
3815 | return; | |
3816 | ||
3817 | ar = arvif->ar; | |
d8899132 KV |
3818 | |
3819 | mutex_lock(&ar->conf_mutex); | |
3820 | ath12k_scan_abort(ar); | |
3821 | mutex_unlock(&ar->conf_mutex); | |
3822 | ||
3823 | cancel_delayed_work_sync(&ar->scan.timeout); | |
3824 | } | |
3825 | ||
3826 | static int ath12k_install_key(struct ath12k_vif *arvif, | |
3827 | struct ieee80211_key_conf *key, | |
3828 | enum set_key_cmd cmd, | |
3829 | const u8 *macaddr, u32 flags) | |
3830 | { | |
3831 | int ret; | |
3832 | struct ath12k *ar = arvif->ar; | |
3833 | struct wmi_vdev_install_key_arg arg = { | |
3834 | .vdev_id = arvif->vdev_id, | |
3835 | .key_idx = key->keyidx, | |
3836 | .key_len = key->keylen, | |
3837 | .key_data = key->key, | |
3838 | .key_flags = flags, | |
3839 | .macaddr = macaddr, | |
3840 | }; | |
3841 | ||
3842 | lockdep_assert_held(&arvif->ar->conf_mutex); | |
3843 | ||
3844 | reinit_completion(&ar->install_key_done); | |
3845 | ||
3846 | if (test_bit(ATH12K_FLAG_HW_CRYPTO_DISABLED, &ar->ab->dev_flags)) | |
3847 | return 0; | |
3848 | ||
3849 | if (cmd == DISABLE_KEY) { | |
3850 | /* TODO: Check if FW expects value other than NONE for del */ | |
3851 | /* arg.key_cipher = WMI_CIPHER_NONE; */ | |
3852 | arg.key_len = 0; | |
3853 | arg.key_data = NULL; | |
3854 | goto install; | |
3855 | } | |
3856 | ||
3857 | switch (key->cipher) { | |
3858 | case WLAN_CIPHER_SUITE_CCMP: | |
3859 | arg.key_cipher = WMI_CIPHER_AES_CCM; | |
3860 | /* TODO: Re-check if flag is valid */ | |
3861 | key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV_MGMT; | |
3862 | break; | |
3863 | case WLAN_CIPHER_SUITE_TKIP: | |
3864 | arg.key_cipher = WMI_CIPHER_TKIP; | |
3865 | arg.key_txmic_len = 8; | |
3866 | arg.key_rxmic_len = 8; | |
3867 | break; | |
3868 | case WLAN_CIPHER_SUITE_CCMP_256: | |
3869 | arg.key_cipher = WMI_CIPHER_AES_CCM; | |
3870 | break; | |
3871 | case WLAN_CIPHER_SUITE_GCMP: | |
3872 | case WLAN_CIPHER_SUITE_GCMP_256: | |
3873 | arg.key_cipher = WMI_CIPHER_AES_GCM; | |
3874 | break; | |
3875 | default: | |
3876 | ath12k_warn(ar->ab, "cipher %d is not supported\n", key->cipher); | |
3877 | return -EOPNOTSUPP; | |
3878 | } | |
3879 | ||
3880 | if (test_bit(ATH12K_FLAG_RAW_MODE, &ar->ab->dev_flags)) | |
3881 | key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV | | |
3882 | IEEE80211_KEY_FLAG_RESERVE_TAILROOM; | |
3883 | ||
3884 | install: | |
3885 | ret = ath12k_wmi_vdev_install_key(arvif->ar, &arg); | |
3886 | ||
3887 | if (ret) | |
3888 | return ret; | |
3889 | ||
3890 | if (!wait_for_completion_timeout(&ar->install_key_done, 1 * HZ)) | |
3891 | return -ETIMEDOUT; | |
3892 | ||
3893 | if (ether_addr_equal(macaddr, arvif->vif->addr)) | |
3894 | arvif->key_cipher = key->cipher; | |
3895 | ||
3896 | return ar->install_key_status ? -EINVAL : 0; | |
3897 | } | |
3898 | ||
3899 | static int ath12k_clear_peer_keys(struct ath12k_vif *arvif, | |
3900 | const u8 *addr) | |
3901 | { | |
3902 | struct ath12k *ar = arvif->ar; | |
3903 | struct ath12k_base *ab = ar->ab; | |
3904 | struct ath12k_peer *peer; | |
3905 | int first_errno = 0; | |
3906 | int ret; | |
3907 | int i; | |
3908 | u32 flags = 0; | |
3909 | ||
3910 | lockdep_assert_held(&ar->conf_mutex); | |
3911 | ||
3912 | spin_lock_bh(&ab->base_lock); | |
3913 | peer = ath12k_peer_find(ab, arvif->vdev_id, addr); | |
3914 | spin_unlock_bh(&ab->base_lock); | |
3915 | ||
3916 | if (!peer) | |
3917 | return -ENOENT; | |
3918 | ||
3919 | for (i = 0; i < ARRAY_SIZE(peer->keys); i++) { | |
3920 | if (!peer->keys[i]) | |
3921 | continue; | |
3922 | ||
3923 | /* key flags are not required to delete the key */ | |
3924 | ret = ath12k_install_key(arvif, peer->keys[i], | |
3925 | DISABLE_KEY, addr, flags); | |
3926 | if (ret < 0 && first_errno == 0) | |
3927 | first_errno = ret; | |
3928 | ||
3929 | if (ret < 0) | |
3930 | ath12k_warn(ab, "failed to remove peer key %d: %d\n", | |
3931 | i, ret); | |
3932 | ||
3933 | spin_lock_bh(&ab->base_lock); | |
3934 | peer->keys[i] = NULL; | |
3935 | spin_unlock_bh(&ab->base_lock); | |
3936 | } | |
3937 | ||
3938 | return first_errno; | |
3939 | } | |
3940 | ||
b5068bc9 S |
3941 | static int ath12k_mac_set_key(struct ath12k *ar, enum set_key_cmd cmd, |
3942 | struct ieee80211_vif *vif, struct ieee80211_sta *sta, | |
3943 | struct ieee80211_key_conf *key) | |
d8899132 | 3944 | { |
b5068bc9 | 3945 | struct ath12k_base *ab = ar->ab; |
d8899132 KV |
3946 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
3947 | struct ath12k_peer *peer; | |
3948 | struct ath12k_sta *arsta; | |
3949 | const u8 *peer_addr; | |
3950 | int ret = 0; | |
3951 | u32 flags = 0; | |
3952 | ||
b5068bc9 | 3953 | lockdep_assert_held(&ar->conf_mutex); |
6db6e70a | 3954 | |
b5068bc9 | 3955 | if (test_bit(ATH12K_FLAG_HW_CRYPTO_DISABLED, &ab->dev_flags)) |
d8899132 KV |
3956 | return 1; |
3957 | ||
d8899132 KV |
3958 | if (sta) |
3959 | peer_addr = sta->addr; | |
3960 | else if (arvif->vdev_type == WMI_VDEV_TYPE_STA) | |
3961 | peer_addr = vif->bss_conf.bssid; | |
3962 | else | |
3963 | peer_addr = vif->addr; | |
3964 | ||
3965 | key->hw_key_idx = key->keyidx; | |
3966 | ||
3967 | /* the peer should not disappear in mid-way (unless FW goes awry) since | |
3968 | * we already hold conf_mutex. we just make sure its there now. | |
3969 | */ | |
3970 | spin_lock_bh(&ab->base_lock); | |
3971 | peer = ath12k_peer_find(ab, arvif->vdev_id, peer_addr); | |
3972 | spin_unlock_bh(&ab->base_lock); | |
3973 | ||
3974 | if (!peer) { | |
3975 | if (cmd == SET_KEY) { | |
3976 | ath12k_warn(ab, "cannot install key for non-existent peer %pM\n", | |
3977 | peer_addr); | |
3978 | ret = -EOPNOTSUPP; | |
3979 | goto exit; | |
3980 | } else { | |
3981 | /* if the peer doesn't exist there is no key to disable | |
3982 | * anymore | |
3983 | */ | |
3984 | goto exit; | |
3985 | } | |
3986 | } | |
3987 | ||
3988 | if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) | |
3989 | flags |= WMI_KEY_PAIRWISE; | |
3990 | else | |
3991 | flags |= WMI_KEY_GROUP; | |
3992 | ||
3993 | ret = ath12k_install_key(arvif, key, cmd, peer_addr, flags); | |
3994 | if (ret) { | |
3995 | ath12k_warn(ab, "ath12k_install_key failed (%d)\n", ret); | |
3996 | goto exit; | |
3997 | } | |
3998 | ||
3999 | ret = ath12k_dp_rx_peer_pn_replay_config(arvif, peer_addr, cmd, key); | |
4000 | if (ret) { | |
4001 | ath12k_warn(ab, "failed to offload PN replay detection %d\n", ret); | |
4002 | goto exit; | |
4003 | } | |
4004 | ||
4005 | spin_lock_bh(&ab->base_lock); | |
4006 | peer = ath12k_peer_find(ab, arvif->vdev_id, peer_addr); | |
4007 | if (peer && cmd == SET_KEY) { | |
4008 | peer->keys[key->keyidx] = key; | |
4009 | if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) { | |
4010 | peer->ucast_keyidx = key->keyidx; | |
4011 | peer->sec_type = ath12k_dp_tx_get_encrypt_type(key->cipher); | |
4012 | } else { | |
4013 | peer->mcast_keyidx = key->keyidx; | |
4014 | peer->sec_type_grp = ath12k_dp_tx_get_encrypt_type(key->cipher); | |
4015 | } | |
4016 | } else if (peer && cmd == DISABLE_KEY) { | |
4017 | peer->keys[key->keyidx] = NULL; | |
4018 | if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) | |
4019 | peer->ucast_keyidx = 0; | |
4020 | else | |
4021 | peer->mcast_keyidx = 0; | |
4022 | } else if (!peer) | |
4023 | /* impossible unless FW goes crazy */ | |
4024 | ath12k_warn(ab, "peer %pM disappeared!\n", peer_addr); | |
4025 | ||
4026 | if (sta) { | |
9ef11815 | 4027 | arsta = ath12k_sta_to_arsta(sta); |
d8899132 KV |
4028 | |
4029 | switch (key->cipher) { | |
4030 | case WLAN_CIPHER_SUITE_TKIP: | |
4031 | case WLAN_CIPHER_SUITE_CCMP: | |
4032 | case WLAN_CIPHER_SUITE_CCMP_256: | |
4033 | case WLAN_CIPHER_SUITE_GCMP: | |
4034 | case WLAN_CIPHER_SUITE_GCMP_256: | |
4035 | if (cmd == SET_KEY) | |
4036 | arsta->pn_type = HAL_PN_TYPE_WPA; | |
4037 | else | |
4038 | arsta->pn_type = HAL_PN_TYPE_NONE; | |
4039 | break; | |
4040 | default: | |
4041 | arsta->pn_type = HAL_PN_TYPE_NONE; | |
4042 | break; | |
4043 | } | |
4044 | } | |
4045 | ||
4046 | spin_unlock_bh(&ab->base_lock); | |
4047 | ||
4048 | exit: | |
b5068bc9 S |
4049 | return ret; |
4050 | } | |
4051 | ||
4052 | static int ath12k_mac_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, | |
4053 | struct ieee80211_vif *vif, struct ieee80211_sta *sta, | |
4054 | struct ieee80211_key_conf *key) | |
4055 | { | |
4056 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); | |
4057 | struct ath12k_vif_cache *cache; | |
4058 | struct ath12k *ar; | |
4059 | int ret; | |
4060 | ||
4061 | /* BIP needs to be done in software */ | |
4062 | if (key->cipher == WLAN_CIPHER_SUITE_AES_CMAC || | |
4063 | key->cipher == WLAN_CIPHER_SUITE_BIP_GMAC_128 || | |
4064 | key->cipher == WLAN_CIPHER_SUITE_BIP_GMAC_256 || | |
4065 | key->cipher == WLAN_CIPHER_SUITE_BIP_CMAC_256) | |
4066 | return 1; | |
4067 | ||
4068 | if (key->keyidx > WMI_MAX_KEY_INDEX) | |
4069 | return -ENOSPC; | |
4070 | ||
4071 | ar = ath12k_get_ar_by_vif(hw, vif); | |
4072 | if (!ar) { | |
4073 | /* ar is expected to be valid when sta ptr is available */ | |
4074 | if (sta) { | |
4075 | WARN_ON_ONCE(1); | |
4076 | return -EINVAL; | |
4077 | } | |
4078 | ||
4079 | cache = ath12k_arvif_get_cache(arvif); | |
4080 | if (!cache) | |
4081 | return -ENOSPC; | |
4082 | cache->key_conf.cmd = cmd; | |
4083 | cache->key_conf.key = key; | |
4084 | cache->key_conf.changed = true; | |
4085 | return 0; | |
4086 | } | |
4087 | ||
4088 | mutex_lock(&ar->conf_mutex); | |
4089 | ret = ath12k_mac_set_key(ar, cmd, vif, sta, key); | |
d8899132 KV |
4090 | mutex_unlock(&ar->conf_mutex); |
4091 | return ret; | |
4092 | } | |
4093 | ||
4094 | static int | |
4095 | ath12k_mac_bitrate_mask_num_vht_rates(struct ath12k *ar, | |
4096 | enum nl80211_band band, | |
4097 | const struct cfg80211_bitrate_mask *mask) | |
4098 | { | |
4099 | int num_rates = 0; | |
4100 | int i; | |
4101 | ||
4102 | for (i = 0; i < ARRAY_SIZE(mask->control[band].vht_mcs); i++) | |
4103 | num_rates += hweight16(mask->control[band].vht_mcs[i]); | |
4104 | ||
4105 | return num_rates; | |
4106 | } | |
4107 | ||
4108 | static int | |
4109 | ath12k_mac_set_peer_vht_fixed_rate(struct ath12k_vif *arvif, | |
4110 | struct ieee80211_sta *sta, | |
4111 | const struct cfg80211_bitrate_mask *mask, | |
4112 | enum nl80211_band band) | |
4113 | { | |
4114 | struct ath12k *ar = arvif->ar; | |
4115 | u8 vht_rate, nss; | |
4116 | u32 rate_code; | |
4117 | int ret, i; | |
4118 | ||
4119 | lockdep_assert_held(&ar->conf_mutex); | |
4120 | ||
4121 | nss = 0; | |
4122 | ||
4123 | for (i = 0; i < ARRAY_SIZE(mask->control[band].vht_mcs); i++) { | |
4124 | if (hweight16(mask->control[band].vht_mcs[i]) == 1) { | |
4125 | nss = i + 1; | |
4126 | vht_rate = ffs(mask->control[band].vht_mcs[i]) - 1; | |
4127 | } | |
4128 | } | |
4129 | ||
4130 | if (!nss) { | |
4131 | ath12k_warn(ar->ab, "No single VHT Fixed rate found to set for %pM", | |
4132 | sta->addr); | |
4133 | return -EINVAL; | |
4134 | } | |
4135 | ||
4136 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, | |
4137 | "Setting Fixed VHT Rate for peer %pM. Device will not switch to any other selected rates", | |
4138 | sta->addr); | |
4139 | ||
4140 | rate_code = ATH12K_HW_RATE_CODE(vht_rate, nss - 1, | |
4141 | WMI_RATE_PREAMBLE_VHT); | |
4142 | ret = ath12k_wmi_set_peer_param(ar, sta->addr, | |
4143 | arvif->vdev_id, | |
4144 | WMI_PEER_PARAM_FIXED_RATE, | |
4145 | rate_code); | |
4146 | if (ret) | |
4147 | ath12k_warn(ar->ab, | |
4148 | "failed to update STA %pM Fixed Rate %d: %d\n", | |
4149 | sta->addr, rate_code, ret); | |
4150 | ||
4151 | return ret; | |
4152 | } | |
4153 | ||
4154 | static int ath12k_station_assoc(struct ath12k *ar, | |
4155 | struct ieee80211_vif *vif, | |
4156 | struct ieee80211_sta *sta, | |
4157 | bool reassoc) | |
4158 | { | |
4159 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); | |
4160 | struct ath12k_wmi_peer_assoc_arg peer_arg; | |
4161 | int ret; | |
4162 | struct cfg80211_chan_def def; | |
4163 | enum nl80211_band band; | |
4164 | struct cfg80211_bitrate_mask *mask; | |
4165 | u8 num_vht_rates; | |
4166 | ||
4167 | lockdep_assert_held(&ar->conf_mutex); | |
4168 | ||
4169 | if (WARN_ON(ath12k_mac_vif_chan(vif, &def))) | |
4170 | return -EPERM; | |
4171 | ||
4172 | band = def.chan->band; | |
4173 | mask = &arvif->bitrate_mask; | |
4174 | ||
4175 | ath12k_peer_assoc_prepare(ar, vif, sta, &peer_arg, reassoc); | |
4176 | ||
db163a46 A |
4177 | if (peer_arg.peer_nss < 1) { |
4178 | ath12k_warn(ar->ab, | |
4179 | "invalid peer NSS %d\n", peer_arg.peer_nss); | |
4180 | return -EINVAL; | |
4181 | } | |
d8899132 KV |
4182 | ret = ath12k_wmi_send_peer_assoc_cmd(ar, &peer_arg); |
4183 | if (ret) { | |
4184 | ath12k_warn(ar->ab, "failed to run peer assoc for STA %pM vdev %i: %d\n", | |
4185 | sta->addr, arvif->vdev_id, ret); | |
4186 | return ret; | |
4187 | } | |
4188 | ||
4189 | if (!wait_for_completion_timeout(&ar->peer_assoc_done, 1 * HZ)) { | |
4190 | ath12k_warn(ar->ab, "failed to get peer assoc conf event for %pM vdev %i\n", | |
4191 | sta->addr, arvif->vdev_id); | |
4192 | return -ETIMEDOUT; | |
4193 | } | |
4194 | ||
4195 | num_vht_rates = ath12k_mac_bitrate_mask_num_vht_rates(ar, band, mask); | |
4196 | ||
4197 | /* If single VHT rate is configured (by set_bitrate_mask()), | |
4198 | * peer_assoc will disable VHT. This is now enabled by a peer specific | |
4199 | * fixed param. | |
4200 | * Note that all other rates and NSS will be disabled for this peer. | |
4201 | */ | |
4202 | if (sta->deflink.vht_cap.vht_supported && num_vht_rates == 1) { | |
4203 | ret = ath12k_mac_set_peer_vht_fixed_rate(arvif, sta, mask, | |
4204 | band); | |
4205 | if (ret) | |
4206 | return ret; | |
4207 | } | |
4208 | ||
4209 | /* Re-assoc is run only to update supported rates for given station. It | |
4210 | * doesn't make much sense to reconfigure the peer completely. | |
4211 | */ | |
4212 | if (reassoc) | |
4213 | return 0; | |
4214 | ||
4215 | ret = ath12k_setup_peer_smps(ar, arvif, sta->addr, | |
97b7cbb7 PKC |
4216 | &sta->deflink.ht_cap, |
4217 | &sta->deflink.he_6ghz_capa); | |
d8899132 KV |
4218 | if (ret) { |
4219 | ath12k_warn(ar->ab, "failed to setup peer SMPS for vdev %d: %d\n", | |
4220 | arvif->vdev_id, ret); | |
4221 | return ret; | |
4222 | } | |
4223 | ||
4224 | if (!sta->wme) { | |
4225 | arvif->num_legacy_stations++; | |
4226 | ret = ath12k_recalc_rtscts_prot(arvif); | |
4227 | if (ret) | |
4228 | return ret; | |
4229 | } | |
4230 | ||
4231 | if (sta->wme && sta->uapsd_queues) { | |
4232 | ret = ath12k_peer_assoc_qos_ap(ar, arvif, sta); | |
4233 | if (ret) { | |
4234 | ath12k_warn(ar->ab, "failed to set qos params for STA %pM for vdev %i: %d\n", | |
4235 | sta->addr, arvif->vdev_id, ret); | |
4236 | return ret; | |
4237 | } | |
4238 | } | |
4239 | ||
4240 | return 0; | |
4241 | } | |
4242 | ||
4243 | static int ath12k_station_disassoc(struct ath12k *ar, | |
4244 | struct ieee80211_vif *vif, | |
4245 | struct ieee80211_sta *sta) | |
4246 | { | |
13556aef | 4247 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
d8899132 KV |
4248 | int ret; |
4249 | ||
4250 | lockdep_assert_held(&ar->conf_mutex); | |
4251 | ||
4252 | if (!sta->wme) { | |
4253 | arvif->num_legacy_stations--; | |
4254 | ret = ath12k_recalc_rtscts_prot(arvif); | |
4255 | if (ret) | |
4256 | return ret; | |
4257 | } | |
4258 | ||
4259 | ret = ath12k_clear_peer_keys(arvif, sta->addr); | |
4260 | if (ret) { | |
4261 | ath12k_warn(ar->ab, "failed to clear all peer keys for vdev %i: %d\n", | |
4262 | arvif->vdev_id, ret); | |
4263 | return ret; | |
4264 | } | |
4265 | return 0; | |
4266 | } | |
4267 | ||
4268 | static void ath12k_sta_rc_update_wk(struct work_struct *wk) | |
4269 | { | |
4270 | struct ath12k *ar; | |
4271 | struct ath12k_vif *arvif; | |
4272 | struct ath12k_sta *arsta; | |
4273 | struct ieee80211_sta *sta; | |
4274 | struct cfg80211_chan_def def; | |
4275 | enum nl80211_band band; | |
4276 | const u8 *ht_mcs_mask; | |
4277 | const u16 *vht_mcs_mask; | |
cbc0008c | 4278 | u32 changed, bw, nss, smps, bw_prev; |
d8899132 KV |
4279 | int err, num_vht_rates; |
4280 | const struct cfg80211_bitrate_mask *mask; | |
4281 | struct ath12k_wmi_peer_assoc_arg peer_arg; | |
cbc0008c | 4282 | enum wmi_phy_mode peer_phymode; |
d8899132 KV |
4283 | |
4284 | arsta = container_of(wk, struct ath12k_sta, update_wk); | |
4285 | sta = container_of((void *)arsta, struct ieee80211_sta, drv_priv); | |
4286 | arvif = arsta->arvif; | |
4287 | ar = arvif->ar; | |
4288 | ||
4289 | if (WARN_ON(ath12k_mac_vif_chan(arvif->vif, &def))) | |
4290 | return; | |
4291 | ||
4292 | band = def.chan->band; | |
4293 | ht_mcs_mask = arvif->bitrate_mask.control[band].ht_mcs; | |
4294 | vht_mcs_mask = arvif->bitrate_mask.control[band].vht_mcs; | |
4295 | ||
4296 | spin_lock_bh(&ar->data_lock); | |
4297 | ||
4298 | changed = arsta->changed; | |
4299 | arsta->changed = 0; | |
4300 | ||
4301 | bw = arsta->bw; | |
cbc0008c | 4302 | bw_prev = arsta->bw_prev; |
d8899132 KV |
4303 | nss = arsta->nss; |
4304 | smps = arsta->smps; | |
4305 | ||
4306 | spin_unlock_bh(&ar->data_lock); | |
4307 | ||
4308 | mutex_lock(&ar->conf_mutex); | |
4309 | ||
4310 | nss = max_t(u32, 1, nss); | |
4311 | nss = min(nss, max(ath12k_mac_max_ht_nss(ht_mcs_mask), | |
4312 | ath12k_mac_max_vht_nss(vht_mcs_mask))); | |
4313 | ||
4314 | if (changed & IEEE80211_RC_BW_CHANGED) { | |
cbc0008c AKS |
4315 | ath12k_peer_assoc_h_phymode(ar, arvif->vif, sta, &peer_arg); |
4316 | peer_phymode = peer_arg.peer_phymode; | |
4317 | ||
4318 | if (bw > bw_prev) { | |
4319 | /* Phymode shows maximum supported channel width, if we | |
4320 | * upgrade bandwidth then due to sanity check of firmware, | |
4321 | * we have to send WMI_PEER_PHYMODE followed by | |
4322 | * WMI_PEER_CHWIDTH | |
4323 | */ | |
4324 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac bandwidth upgrade for sta %pM new %d old %d\n", | |
4325 | sta->addr, bw, bw_prev); | |
4326 | err = ath12k_wmi_set_peer_param(ar, sta->addr, | |
4327 | arvif->vdev_id, WMI_PEER_PHYMODE, | |
4328 | peer_phymode); | |
4329 | if (err) { | |
4330 | ath12k_warn(ar->ab, "failed to update STA %pM to peer phymode %d: %d\n", | |
4331 | sta->addr, peer_phymode, err); | |
4332 | goto err_rc_bw_changed; | |
4333 | } | |
4334 | err = ath12k_wmi_set_peer_param(ar, sta->addr, | |
4335 | arvif->vdev_id, WMI_PEER_CHWIDTH, | |
4336 | bw); | |
4337 | if (err) | |
4338 | ath12k_warn(ar->ab, "failed to update STA %pM to peer bandwidth %d: %d\n", | |
4339 | sta->addr, bw, err); | |
4340 | } else { | |
4341 | /* When we downgrade bandwidth this will conflict with phymode | |
4342 | * and cause to trigger firmware crash. In this case we send | |
4343 | * WMI_PEER_CHWIDTH followed by WMI_PEER_PHYMODE | |
4344 | */ | |
4345 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac bandwidth downgrade for sta %pM new %d old %d\n", | |
4346 | sta->addr, bw, bw_prev); | |
4347 | err = ath12k_wmi_set_peer_param(ar, sta->addr, | |
4348 | arvif->vdev_id, WMI_PEER_CHWIDTH, | |
4349 | bw); | |
4350 | if (err) { | |
4351 | ath12k_warn(ar->ab, "failed to update STA %pM peer to bandwidth %d: %d\n", | |
4352 | sta->addr, bw, err); | |
4353 | goto err_rc_bw_changed; | |
4354 | } | |
4355 | err = ath12k_wmi_set_peer_param(ar, sta->addr, | |
4356 | arvif->vdev_id, WMI_PEER_PHYMODE, | |
4357 | peer_phymode); | |
4358 | if (err) | |
4359 | ath12k_warn(ar->ab, "failed to update STA %pM to peer phymode %d: %d\n", | |
4360 | sta->addr, peer_phymode, err); | |
4361 | } | |
d8899132 KV |
4362 | } |
4363 | ||
4364 | if (changed & IEEE80211_RC_NSS_CHANGED) { | |
4365 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac update sta %pM nss %d\n", | |
4366 | sta->addr, nss); | |
4367 | ||
4368 | err = ath12k_wmi_set_peer_param(ar, sta->addr, arvif->vdev_id, | |
4369 | WMI_PEER_NSS, nss); | |
4370 | if (err) | |
4371 | ath12k_warn(ar->ab, "failed to update STA %pM nss %d: %d\n", | |
4372 | sta->addr, nss, err); | |
4373 | } | |
4374 | ||
4375 | if (changed & IEEE80211_RC_SMPS_CHANGED) { | |
4376 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac update sta %pM smps %d\n", | |
4377 | sta->addr, smps); | |
4378 | ||
4379 | err = ath12k_wmi_set_peer_param(ar, sta->addr, arvif->vdev_id, | |
4380 | WMI_PEER_MIMO_PS_STATE, smps); | |
4381 | if (err) | |
4382 | ath12k_warn(ar->ab, "failed to update STA %pM smps %d: %d\n", | |
4383 | sta->addr, smps, err); | |
4384 | } | |
4385 | ||
4386 | if (changed & IEEE80211_RC_SUPP_RATES_CHANGED) { | |
4387 | mask = &arvif->bitrate_mask; | |
4388 | num_vht_rates = ath12k_mac_bitrate_mask_num_vht_rates(ar, band, | |
4389 | mask); | |
4390 | ||
4391 | /* Peer_assoc_prepare will reject vht rates in | |
4392 | * bitrate_mask if its not available in range format and | |
4393 | * sets vht tx_rateset as unsupported. So multiple VHT MCS | |
4394 | * setting(eg. MCS 4,5,6) per peer is not supported here. | |
4395 | * But, Single rate in VHT mask can be set as per-peer | |
4396 | * fixed rate. But even if any HT rates are configured in | |
4397 | * the bitrate mask, device will not switch to those rates | |
4398 | * when per-peer Fixed rate is set. | |
4399 | * TODO: Check RATEMASK_CMDID to support auto rates selection | |
4400 | * across HT/VHT and for multiple VHT MCS support. | |
4401 | */ | |
4402 | if (sta->deflink.vht_cap.vht_supported && num_vht_rates == 1) { | |
4403 | ath12k_mac_set_peer_vht_fixed_rate(arvif, sta, mask, | |
4404 | band); | |
4405 | } else { | |
4406 | /* If the peer is non-VHT or no fixed VHT rate | |
4407 | * is provided in the new bitrate mask we set the | |
4408 | * other rates using peer_assoc command. | |
4409 | */ | |
4410 | ath12k_peer_assoc_prepare(ar, arvif->vif, sta, | |
4411 | &peer_arg, true); | |
4412 | ||
4413 | err = ath12k_wmi_send_peer_assoc_cmd(ar, &peer_arg); | |
4414 | if (err) | |
4415 | ath12k_warn(ar->ab, "failed to run peer assoc for STA %pM vdev %i: %d\n", | |
4416 | sta->addr, arvif->vdev_id, err); | |
4417 | ||
4418 | if (!wait_for_completion_timeout(&ar->peer_assoc_done, 1 * HZ)) | |
4419 | ath12k_warn(ar->ab, "failed to get peer assoc conf event for %pM vdev %i\n", | |
4420 | sta->addr, arvif->vdev_id); | |
4421 | } | |
4422 | } | |
cbc0008c | 4423 | err_rc_bw_changed: |
d8899132 KV |
4424 | mutex_unlock(&ar->conf_mutex); |
4425 | } | |
4426 | ||
4427 | static int ath12k_mac_inc_num_stations(struct ath12k_vif *arvif, | |
4428 | struct ieee80211_sta *sta) | |
4429 | { | |
4430 | struct ath12k *ar = arvif->ar; | |
4431 | ||
4432 | lockdep_assert_held(&ar->conf_mutex); | |
4433 | ||
4434 | if (arvif->vdev_type == WMI_VDEV_TYPE_STA && !sta->tdls) | |
4435 | return 0; | |
4436 | ||
4437 | if (ar->num_stations >= ar->max_num_stations) | |
4438 | return -ENOBUFS; | |
4439 | ||
4440 | ar->num_stations++; | |
4441 | ||
4442 | return 0; | |
4443 | } | |
4444 | ||
4445 | static void ath12k_mac_dec_num_stations(struct ath12k_vif *arvif, | |
4446 | struct ieee80211_sta *sta) | |
4447 | { | |
4448 | struct ath12k *ar = arvif->ar; | |
4449 | ||
4450 | lockdep_assert_held(&ar->conf_mutex); | |
4451 | ||
4452 | if (arvif->vdev_type == WMI_VDEV_TYPE_STA && !sta->tdls) | |
4453 | return; | |
4454 | ||
4455 | ar->num_stations--; | |
4456 | } | |
4457 | ||
4458 | static int ath12k_mac_station_add(struct ath12k *ar, | |
4459 | struct ieee80211_vif *vif, | |
4460 | struct ieee80211_sta *sta) | |
4461 | { | |
4462 | struct ath12k_base *ab = ar->ab; | |
4463 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); | |
9ef11815 | 4464 | struct ath12k_sta *arsta = ath12k_sta_to_arsta(sta); |
d8899132 KV |
4465 | struct ath12k_wmi_peer_create_arg peer_param; |
4466 | int ret; | |
4467 | ||
4468 | lockdep_assert_held(&ar->conf_mutex); | |
4469 | ||
4470 | ret = ath12k_mac_inc_num_stations(arvif, sta); | |
4471 | if (ret) { | |
4472 | ath12k_warn(ab, "refusing to associate station: too many connected already (%d)\n", | |
4473 | ar->max_num_stations); | |
4474 | goto exit; | |
4475 | } | |
4476 | ||
4477 | arsta->rx_stats = kzalloc(sizeof(*arsta->rx_stats), GFP_KERNEL); | |
4478 | if (!arsta->rx_stats) { | |
4479 | ret = -ENOMEM; | |
4480 | goto dec_num_station; | |
4481 | } | |
4482 | ||
4483 | peer_param.vdev_id = arvif->vdev_id; | |
4484 | peer_param.peer_addr = sta->addr; | |
4485 | peer_param.peer_type = WMI_PEER_TYPE_DEFAULT; | |
4486 | ||
4487 | ret = ath12k_peer_create(ar, arvif, sta, &peer_param); | |
4488 | if (ret) { | |
4489 | ath12k_warn(ab, "Failed to add peer: %pM for VDEV: %d\n", | |
4490 | sta->addr, arvif->vdev_id); | |
4491 | goto free_peer; | |
4492 | } | |
4493 | ||
4494 | ath12k_dbg(ab, ATH12K_DBG_MAC, "Added peer: %pM for VDEV: %d\n", | |
4495 | sta->addr, arvif->vdev_id); | |
4496 | ||
4497 | if (ieee80211_vif_is_mesh(vif)) { | |
4498 | ret = ath12k_wmi_set_peer_param(ar, sta->addr, | |
4499 | arvif->vdev_id, | |
4500 | WMI_PEER_USE_4ADDR, 1); | |
4501 | if (ret) { | |
4502 | ath12k_warn(ab, "failed to STA %pM 4addr capability: %d\n", | |
4503 | sta->addr, ret); | |
4504 | goto free_peer; | |
4505 | } | |
4506 | } | |
4507 | ||
4508 | ret = ath12k_dp_peer_setup(ar, arvif->vdev_id, sta->addr); | |
4509 | if (ret) { | |
4510 | ath12k_warn(ab, "failed to setup dp for peer %pM on vdev %i (%d)\n", | |
4511 | sta->addr, arvif->vdev_id, ret); | |
4512 | goto free_peer; | |
4513 | } | |
4514 | ||
4515 | if (ab->hw_params->vdev_start_delay && | |
4516 | !arvif->is_started && | |
4517 | arvif->vdev_type != WMI_VDEV_TYPE_AP) { | |
5bdfb8c9 | 4518 | ret = ath12k_start_vdev_delay(ar, arvif); |
d8899132 KV |
4519 | if (ret) { |
4520 | ath12k_warn(ab, "failed to delay vdev start: %d\n", ret); | |
4521 | goto free_peer; | |
4522 | } | |
4523 | } | |
4524 | ||
4525 | return 0; | |
4526 | ||
4527 | free_peer: | |
4528 | ath12k_peer_delete(ar, arvif->vdev_id, sta->addr); | |
4529 | dec_num_station: | |
4530 | ath12k_mac_dec_num_stations(arvif, sta); | |
4531 | exit: | |
4532 | return ret; | |
4533 | } | |
4534 | ||
cbc0008c AKS |
4535 | static u32 ath12k_mac_ieee80211_sta_bw_to_wmi(struct ath12k *ar, |
4536 | struct ieee80211_sta *sta) | |
4537 | { | |
4538 | u32 bw = WMI_PEER_CHWIDTH_20MHZ; | |
4539 | ||
4540 | switch (sta->deflink.bandwidth) { | |
4541 | case IEEE80211_STA_RX_BW_20: | |
4542 | bw = WMI_PEER_CHWIDTH_20MHZ; | |
4543 | break; | |
4544 | case IEEE80211_STA_RX_BW_40: | |
4545 | bw = WMI_PEER_CHWIDTH_40MHZ; | |
4546 | break; | |
4547 | case IEEE80211_STA_RX_BW_80: | |
4548 | bw = WMI_PEER_CHWIDTH_80MHZ; | |
4549 | break; | |
4550 | case IEEE80211_STA_RX_BW_160: | |
4551 | bw = WMI_PEER_CHWIDTH_160MHZ; | |
4552 | break; | |
37a0dd61 MS |
4553 | case IEEE80211_STA_RX_BW_320: |
4554 | bw = WMI_PEER_CHWIDTH_320MHZ; | |
4555 | break; | |
cbc0008c AKS |
4556 | default: |
4557 | ath12k_warn(ar->ab, "Invalid bandwidth %d in rc update for %pM\n", | |
4558 | sta->deflink.bandwidth, sta->addr); | |
4559 | bw = WMI_PEER_CHWIDTH_20MHZ; | |
4560 | break; | |
4561 | } | |
4562 | ||
4563 | return bw; | |
4564 | } | |
4565 | ||
d8899132 KV |
4566 | static int ath12k_mac_op_sta_state(struct ieee80211_hw *hw, |
4567 | struct ieee80211_vif *vif, | |
4568 | struct ieee80211_sta *sta, | |
4569 | enum ieee80211_sta_state old_state, | |
4570 | enum ieee80211_sta_state new_state) | |
4571 | { | |
6db6e70a | 4572 | struct ath12k *ar; |
d8899132 | 4573 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
9ef11815 | 4574 | struct ath12k_sta *arsta = ath12k_sta_to_arsta(sta); |
d8899132 KV |
4575 | struct ath12k_peer *peer; |
4576 | int ret = 0; | |
4577 | ||
4578 | /* cancel must be done outside the mutex to avoid deadlock */ | |
4579 | if ((old_state == IEEE80211_STA_NONE && | |
4580 | new_state == IEEE80211_STA_NOTEXIST)) | |
4581 | cancel_work_sync(&arsta->update_wk); | |
4582 | ||
0148e40c S |
4583 | ar = ath12k_get_ar_by_vif(hw, vif); |
4584 | if (!ar) { | |
4585 | WARN_ON_ONCE(1); | |
4586 | return -EINVAL; | |
4587 | } | |
6db6e70a | 4588 | |
d8899132 KV |
4589 | mutex_lock(&ar->conf_mutex); |
4590 | ||
4591 | if (old_state == IEEE80211_STA_NOTEXIST && | |
4592 | new_state == IEEE80211_STA_NONE) { | |
4593 | memset(arsta, 0, sizeof(*arsta)); | |
4594 | arsta->arvif = arvif; | |
4595 | INIT_WORK(&arsta->update_wk, ath12k_sta_rc_update_wk); | |
4596 | ||
4597 | ret = ath12k_mac_station_add(ar, vif, sta); | |
4598 | if (ret) | |
4599 | ath12k_warn(ar->ab, "Failed to add station: %pM for VDEV: %d\n", | |
4600 | sta->addr, arvif->vdev_id); | |
4601 | } else if ((old_state == IEEE80211_STA_NONE && | |
4602 | new_state == IEEE80211_STA_NOTEXIST)) { | |
c9e4e41e KY |
4603 | if (arvif->vdev_type == WMI_VDEV_TYPE_STA) { |
4604 | ath12k_bss_disassoc(ar, arvif); | |
4605 | ret = ath12k_mac_vdev_stop(arvif); | |
4606 | if (ret) | |
4607 | ath12k_warn(ar->ab, "failed to stop vdev %i: %d\n", | |
4608 | arvif->vdev_id, ret); | |
4609 | } | |
d8899132 KV |
4610 | ath12k_dp_peer_cleanup(ar, arvif->vdev_id, sta->addr); |
4611 | ||
4612 | ret = ath12k_peer_delete(ar, arvif->vdev_id, sta->addr); | |
4613 | if (ret) | |
4614 | ath12k_warn(ar->ab, "Failed to delete peer: %pM for VDEV: %d\n", | |
4615 | sta->addr, arvif->vdev_id); | |
4616 | else | |
4617 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "Removed peer: %pM for VDEV: %d\n", | |
4618 | sta->addr, arvif->vdev_id); | |
4619 | ||
4620 | ath12k_mac_dec_num_stations(arvif, sta); | |
4621 | spin_lock_bh(&ar->ab->base_lock); | |
4622 | peer = ath12k_peer_find(ar->ab, arvif->vdev_id, sta->addr); | |
4623 | if (peer && peer->sta == sta) { | |
4624 | ath12k_warn(ar->ab, "Found peer entry %pM n vdev %i after it was supposedly removed\n", | |
4625 | vif->addr, arvif->vdev_id); | |
4626 | peer->sta = NULL; | |
4627 | list_del(&peer->list); | |
4628 | kfree(peer); | |
4629 | ar->num_peers--; | |
4630 | } | |
4631 | spin_unlock_bh(&ar->ab->base_lock); | |
4632 | ||
4633 | kfree(arsta->rx_stats); | |
4634 | arsta->rx_stats = NULL; | |
4635 | } else if (old_state == IEEE80211_STA_AUTH && | |
4636 | new_state == IEEE80211_STA_ASSOC && | |
4637 | (vif->type == NL80211_IFTYPE_AP || | |
4638 | vif->type == NL80211_IFTYPE_MESH_POINT || | |
4639 | vif->type == NL80211_IFTYPE_ADHOC)) { | |
4640 | ret = ath12k_station_assoc(ar, vif, sta, false); | |
4641 | if (ret) | |
4642 | ath12k_warn(ar->ab, "Failed to associate station: %pM\n", | |
4643 | sta->addr); | |
cbc0008c AKS |
4644 | |
4645 | spin_lock_bh(&ar->data_lock); | |
4646 | ||
4647 | arsta->bw = ath12k_mac_ieee80211_sta_bw_to_wmi(ar, sta); | |
4648 | arsta->bw_prev = sta->deflink.bandwidth; | |
4649 | ||
4650 | spin_unlock_bh(&ar->data_lock); | |
d8899132 KV |
4651 | } else if (old_state == IEEE80211_STA_ASSOC && |
4652 | new_state == IEEE80211_STA_AUTHORIZED) { | |
4653 | spin_lock_bh(&ar->ab->base_lock); | |
4654 | ||
4655 | peer = ath12k_peer_find(ar->ab, arvif->vdev_id, sta->addr); | |
4656 | if (peer) | |
4657 | peer->is_authorized = true; | |
4658 | ||
4659 | spin_unlock_bh(&ar->ab->base_lock); | |
4660 | ||
4661 | if (vif->type == NL80211_IFTYPE_STATION && arvif->is_up) { | |
4662 | ret = ath12k_wmi_set_peer_param(ar, sta->addr, | |
4663 | arvif->vdev_id, | |
4664 | WMI_PEER_AUTHORIZE, | |
4665 | 1); | |
4666 | if (ret) | |
4667 | ath12k_warn(ar->ab, "Unable to authorize peer %pM vdev %d: %d\n", | |
4668 | sta->addr, arvif->vdev_id, ret); | |
4669 | } | |
4670 | } else if (old_state == IEEE80211_STA_AUTHORIZED && | |
4671 | new_state == IEEE80211_STA_ASSOC) { | |
4672 | spin_lock_bh(&ar->ab->base_lock); | |
4673 | ||
4674 | peer = ath12k_peer_find(ar->ab, arvif->vdev_id, sta->addr); | |
4675 | if (peer) | |
4676 | peer->is_authorized = false; | |
4677 | ||
4678 | spin_unlock_bh(&ar->ab->base_lock); | |
4679 | } else if (old_state == IEEE80211_STA_ASSOC && | |
4680 | new_state == IEEE80211_STA_AUTH && | |
4681 | (vif->type == NL80211_IFTYPE_AP || | |
4682 | vif->type == NL80211_IFTYPE_MESH_POINT || | |
4683 | vif->type == NL80211_IFTYPE_ADHOC)) { | |
4684 | ret = ath12k_station_disassoc(ar, vif, sta); | |
4685 | if (ret) | |
4686 | ath12k_warn(ar->ab, "Failed to disassociate station: %pM\n", | |
4687 | sta->addr); | |
4688 | } | |
4689 | ||
4690 | mutex_unlock(&ar->conf_mutex); | |
6db6e70a | 4691 | |
d8899132 KV |
4692 | return ret; |
4693 | } | |
4694 | ||
4695 | static int ath12k_mac_op_sta_set_txpwr(struct ieee80211_hw *hw, | |
4696 | struct ieee80211_vif *vif, | |
4697 | struct ieee80211_sta *sta) | |
4698 | { | |
6db6e70a KP |
4699 | struct ath12k_hw *ah = ath12k_hw_to_ah(hw); |
4700 | struct ath12k *ar; | |
13556aef | 4701 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
d8899132 KV |
4702 | int ret; |
4703 | s16 txpwr; | |
4704 | ||
4705 | if (sta->deflink.txpwr.type == NL80211_TX_POWER_AUTOMATIC) { | |
4706 | txpwr = 0; | |
4707 | } else { | |
4708 | txpwr = sta->deflink.txpwr.power; | |
4709 | if (!txpwr) | |
4710 | return -EINVAL; | |
4711 | } | |
4712 | ||
4713 | if (txpwr > ATH12K_TX_POWER_MAX_VAL || txpwr < ATH12K_TX_POWER_MIN_VAL) | |
4714 | return -EINVAL; | |
4715 | ||
ba12f08f | 4716 | ar = ath12k_ah_to_ar(ah, 0); |
6db6e70a | 4717 | |
d8899132 KV |
4718 | mutex_lock(&ar->conf_mutex); |
4719 | ||
4720 | ret = ath12k_wmi_set_peer_param(ar, sta->addr, arvif->vdev_id, | |
4721 | WMI_PEER_USE_FIXED_PWR, txpwr); | |
4722 | if (ret) { | |
4723 | ath12k_warn(ar->ab, "failed to set tx power for station ret: %d\n", | |
4724 | ret); | |
4725 | goto out; | |
4726 | } | |
4727 | ||
4728 | out: | |
4729 | mutex_unlock(&ar->conf_mutex); | |
4730 | return ret; | |
4731 | } | |
4732 | ||
4733 | static void ath12k_mac_op_sta_rc_update(struct ieee80211_hw *hw, | |
4734 | struct ieee80211_vif *vif, | |
4735 | struct ieee80211_sta *sta, | |
4736 | u32 changed) | |
4737 | { | |
6db6e70a | 4738 | struct ath12k *ar; |
9ef11815 | 4739 | struct ath12k_sta *arsta = ath12k_sta_to_arsta(sta); |
13556aef | 4740 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
d8899132 KV |
4741 | struct ath12k_peer *peer; |
4742 | u32 bw, smps; | |
4743 | ||
0148e40c S |
4744 | ar = ath12k_get_ar_by_vif(hw, vif); |
4745 | if (!ar) { | |
4746 | WARN_ON_ONCE(1); | |
4747 | return; | |
4748 | } | |
6db6e70a | 4749 | |
d8899132 KV |
4750 | spin_lock_bh(&ar->ab->base_lock); |
4751 | ||
4752 | peer = ath12k_peer_find(ar->ab, arvif->vdev_id, sta->addr); | |
4753 | if (!peer) { | |
4754 | spin_unlock_bh(&ar->ab->base_lock); | |
4755 | ath12k_warn(ar->ab, "mac sta rc update failed to find peer %pM on vdev %i\n", | |
4756 | sta->addr, arvif->vdev_id); | |
4757 | return; | |
4758 | } | |
4759 | ||
4760 | spin_unlock_bh(&ar->ab->base_lock); | |
4761 | ||
4762 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, | |
4763 | "mac sta rc update for %pM changed %08x bw %d nss %d smps %d\n", | |
4764 | sta->addr, changed, sta->deflink.bandwidth, sta->deflink.rx_nss, | |
4765 | sta->deflink.smps_mode); | |
4766 | ||
4767 | spin_lock_bh(&ar->data_lock); | |
4768 | ||
4769 | if (changed & IEEE80211_RC_BW_CHANGED) { | |
cbc0008c AKS |
4770 | bw = ath12k_mac_ieee80211_sta_bw_to_wmi(ar, sta); |
4771 | arsta->bw_prev = arsta->bw; | |
d8899132 KV |
4772 | arsta->bw = bw; |
4773 | } | |
4774 | ||
4775 | if (changed & IEEE80211_RC_NSS_CHANGED) | |
4776 | arsta->nss = sta->deflink.rx_nss; | |
4777 | ||
4778 | if (changed & IEEE80211_RC_SMPS_CHANGED) { | |
4779 | smps = WMI_PEER_SMPS_PS_NONE; | |
4780 | ||
4781 | switch (sta->deflink.smps_mode) { | |
4782 | case IEEE80211_SMPS_AUTOMATIC: | |
4783 | case IEEE80211_SMPS_OFF: | |
4784 | smps = WMI_PEER_SMPS_PS_NONE; | |
4785 | break; | |
4786 | case IEEE80211_SMPS_STATIC: | |
4787 | smps = WMI_PEER_SMPS_STATIC; | |
4788 | break; | |
4789 | case IEEE80211_SMPS_DYNAMIC: | |
4790 | smps = WMI_PEER_SMPS_DYNAMIC; | |
4791 | break; | |
4792 | default: | |
4793 | ath12k_warn(ar->ab, "Invalid smps %d in sta rc update for %pM\n", | |
4794 | sta->deflink.smps_mode, sta->addr); | |
4795 | smps = WMI_PEER_SMPS_PS_NONE; | |
4796 | break; | |
4797 | } | |
4798 | ||
4799 | arsta->smps = smps; | |
4800 | } | |
4801 | ||
4802 | arsta->changed |= changed; | |
4803 | ||
4804 | spin_unlock_bh(&ar->data_lock); | |
4805 | ||
4806 | ieee80211_queue_work(hw, &arsta->update_wk); | |
4807 | } | |
4808 | ||
00c9b1a6 | 4809 | static int ath12k_conf_tx_uapsd(struct ath12k_vif *arvif, |
d8899132 KV |
4810 | u16 ac, bool enable) |
4811 | { | |
00c9b1a6 | 4812 | struct ath12k *ar = arvif->ar; |
d8899132 KV |
4813 | u32 value; |
4814 | int ret; | |
4815 | ||
4816 | if (arvif->vdev_type != WMI_VDEV_TYPE_STA) | |
4817 | return 0; | |
4818 | ||
4819 | switch (ac) { | |
4820 | case IEEE80211_AC_VO: | |
4821 | value = WMI_STA_PS_UAPSD_AC3_DELIVERY_EN | | |
4822 | WMI_STA_PS_UAPSD_AC3_TRIGGER_EN; | |
4823 | break; | |
4824 | case IEEE80211_AC_VI: | |
4825 | value = WMI_STA_PS_UAPSD_AC2_DELIVERY_EN | | |
4826 | WMI_STA_PS_UAPSD_AC2_TRIGGER_EN; | |
4827 | break; | |
4828 | case IEEE80211_AC_BE: | |
4829 | value = WMI_STA_PS_UAPSD_AC1_DELIVERY_EN | | |
4830 | WMI_STA_PS_UAPSD_AC1_TRIGGER_EN; | |
4831 | break; | |
4832 | case IEEE80211_AC_BK: | |
4833 | value = WMI_STA_PS_UAPSD_AC0_DELIVERY_EN | | |
4834 | WMI_STA_PS_UAPSD_AC0_TRIGGER_EN; | |
4835 | break; | |
4836 | } | |
4837 | ||
4838 | if (enable) | |
4839 | arvif->u.sta.uapsd |= value; | |
4840 | else | |
4841 | arvif->u.sta.uapsd &= ~value; | |
4842 | ||
4843 | ret = ath12k_wmi_set_sta_ps_param(ar, arvif->vdev_id, | |
4844 | WMI_STA_PS_PARAM_UAPSD, | |
4845 | arvif->u.sta.uapsd); | |
4846 | if (ret) { | |
4847 | ath12k_warn(ar->ab, "could not set uapsd params %d\n", ret); | |
4848 | goto exit; | |
4849 | } | |
4850 | ||
4851 | if (arvif->u.sta.uapsd) | |
4852 | value = WMI_STA_PS_RX_WAKE_POLICY_POLL_UAPSD; | |
4853 | else | |
4854 | value = WMI_STA_PS_RX_WAKE_POLICY_WAKE; | |
4855 | ||
4856 | ret = ath12k_wmi_set_sta_ps_param(ar, arvif->vdev_id, | |
4857 | WMI_STA_PS_PARAM_RX_WAKE_POLICY, | |
4858 | value); | |
4859 | if (ret) | |
4860 | ath12k_warn(ar->ab, "could not set rx wake param %d\n", ret); | |
4861 | ||
4862 | exit: | |
4863 | return ret; | |
4864 | } | |
4865 | ||
00c9b1a6 KP |
4866 | static int ath12k_mac_conf_tx(struct ath12k_vif *arvif, |
4867 | unsigned int link_id, u16 ac, | |
4868 | const struct ieee80211_tx_queue_params *params) | |
d8899132 | 4869 | { |
d8899132 | 4870 | struct wmi_wmm_params_arg *p = NULL; |
00c9b1a6 KP |
4871 | struct ath12k *ar = arvif->ar; |
4872 | struct ath12k_base *ab = ar->ab; | |
d8899132 KV |
4873 | int ret; |
4874 | ||
00c9b1a6 | 4875 | lockdep_assert_held(&ar->conf_mutex); |
d8899132 KV |
4876 | |
4877 | switch (ac) { | |
4878 | case IEEE80211_AC_VO: | |
4879 | p = &arvif->wmm_params.ac_vo; | |
4880 | break; | |
4881 | case IEEE80211_AC_VI: | |
4882 | p = &arvif->wmm_params.ac_vi; | |
4883 | break; | |
4884 | case IEEE80211_AC_BE: | |
4885 | p = &arvif->wmm_params.ac_be; | |
4886 | break; | |
4887 | case IEEE80211_AC_BK: | |
4888 | p = &arvif->wmm_params.ac_bk; | |
4889 | break; | |
4890 | } | |
4891 | ||
4892 | if (WARN_ON(!p)) { | |
4893 | ret = -EINVAL; | |
4894 | goto exit; | |
4895 | } | |
4896 | ||
4897 | p->cwmin = params->cw_min; | |
4898 | p->cwmax = params->cw_max; | |
4899 | p->aifs = params->aifs; | |
4900 | p->txop = params->txop; | |
4901 | ||
4902 | ret = ath12k_wmi_send_wmm_update_cmd(ar, arvif->vdev_id, | |
4903 | &arvif->wmm_params); | |
4904 | if (ret) { | |
00c9b1a6 KP |
4905 | ath12k_warn(ab, "pdev idx %d failed to set wmm params: %d\n", |
4906 | ar->pdev_idx, ret); | |
d8899132 KV |
4907 | goto exit; |
4908 | } | |
4909 | ||
00c9b1a6 | 4910 | ret = ath12k_conf_tx_uapsd(arvif, ac, params->uapsd); |
d8899132 | 4911 | if (ret) |
00c9b1a6 KP |
4912 | ath12k_warn(ab, "pdev idx %d failed to set sta uapsd: %d\n", |
4913 | ar->pdev_idx, ret); | |
d8899132 KV |
4914 | |
4915 | exit: | |
00c9b1a6 KP |
4916 | return ret; |
4917 | } | |
4918 | ||
4919 | static int ath12k_mac_op_conf_tx(struct ieee80211_hw *hw, | |
4920 | struct ieee80211_vif *vif, | |
4921 | unsigned int link_id, u16 ac, | |
4922 | const struct ieee80211_tx_queue_params *params) | |
4923 | { | |
6db6e70a | 4924 | struct ath12k *ar; |
00c9b1a6 | 4925 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
b5068bc9 | 4926 | struct ath12k_vif_cache *cache = arvif->cache; |
00c9b1a6 KP |
4927 | int ret; |
4928 | ||
0148e40c S |
4929 | ar = ath12k_get_ar_by_vif(hw, vif); |
4930 | if (!ar) { | |
b5068bc9 S |
4931 | /* cache the info and apply after vdev is created */ |
4932 | cache = ath12k_arvif_get_cache(arvif); | |
4933 | if (!cache) | |
4934 | return -ENOSPC; | |
4935 | cache->tx_conf.changed = true; | |
4936 | cache->tx_conf.ac = ac; | |
4937 | cache->tx_conf.tx_queue_params = *params; | |
4938 | return 0; | |
0148e40c | 4939 | } |
6db6e70a | 4940 | |
00c9b1a6 KP |
4941 | mutex_lock(&ar->conf_mutex); |
4942 | ret = ath12k_mac_conf_tx(arvif, link_id, ac, params); | |
d8899132 | 4943 | mutex_unlock(&ar->conf_mutex); |
00c9b1a6 | 4944 | |
d8899132 KV |
4945 | return ret; |
4946 | } | |
4947 | ||
4948 | static struct ieee80211_sta_ht_cap | |
4949 | ath12k_create_ht_cap(struct ath12k *ar, u32 ar_ht_cap, u32 rate_cap_rx_chainmask) | |
4950 | { | |
4951 | int i; | |
4952 | struct ieee80211_sta_ht_cap ht_cap = {0}; | |
4953 | u32 ar_vht_cap = ar->pdev->cap.vht_cap; | |
4954 | ||
4955 | if (!(ar_ht_cap & WMI_HT_CAP_ENABLED)) | |
4956 | return ht_cap; | |
4957 | ||
4958 | ht_cap.ht_supported = 1; | |
4959 | ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; | |
4960 | ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE; | |
4961 | ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; | |
4962 | ht_cap.cap |= IEEE80211_HT_CAP_DSSSCCK40; | |
4963 | ht_cap.cap |= WLAN_HT_CAP_SM_PS_STATIC << IEEE80211_HT_CAP_SM_PS_SHIFT; | |
4964 | ||
4965 | if (ar_ht_cap & WMI_HT_CAP_HT20_SGI) | |
4966 | ht_cap.cap |= IEEE80211_HT_CAP_SGI_20; | |
4967 | ||
4968 | if (ar_ht_cap & WMI_HT_CAP_HT40_SGI) | |
4969 | ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; | |
4970 | ||
4971 | if (ar_ht_cap & WMI_HT_CAP_DYNAMIC_SMPS) { | |
4972 | u32 smps; | |
4973 | ||
4974 | smps = WLAN_HT_CAP_SM_PS_DYNAMIC; | |
4975 | smps <<= IEEE80211_HT_CAP_SM_PS_SHIFT; | |
4976 | ||
4977 | ht_cap.cap |= smps; | |
4978 | } | |
4979 | ||
4980 | if (ar_ht_cap & WMI_HT_CAP_TX_STBC) | |
4981 | ht_cap.cap |= IEEE80211_HT_CAP_TX_STBC; | |
4982 | ||
4983 | if (ar_ht_cap & WMI_HT_CAP_RX_STBC) { | |
4984 | u32 stbc; | |
4985 | ||
4986 | stbc = ar_ht_cap; | |
4987 | stbc &= WMI_HT_CAP_RX_STBC; | |
4988 | stbc >>= WMI_HT_CAP_RX_STBC_MASK_SHIFT; | |
4989 | stbc <<= IEEE80211_HT_CAP_RX_STBC_SHIFT; | |
4990 | stbc &= IEEE80211_HT_CAP_RX_STBC; | |
4991 | ||
4992 | ht_cap.cap |= stbc; | |
4993 | } | |
4994 | ||
4995 | if (ar_ht_cap & WMI_HT_CAP_RX_LDPC) | |
4996 | ht_cap.cap |= IEEE80211_HT_CAP_LDPC_CODING; | |
4997 | ||
4998 | if (ar_ht_cap & WMI_HT_CAP_L_SIG_TXOP_PROT) | |
4999 | ht_cap.cap |= IEEE80211_HT_CAP_LSIG_TXOP_PROT; | |
5000 | ||
5001 | if (ar_vht_cap & WMI_VHT_CAP_MAX_MPDU_LEN_MASK) | |
5002 | ht_cap.cap |= IEEE80211_HT_CAP_MAX_AMSDU; | |
5003 | ||
5004 | for (i = 0; i < ar->num_rx_chains; i++) { | |
5005 | if (rate_cap_rx_chainmask & BIT(i)) | |
5006 | ht_cap.mcs.rx_mask[i] = 0xFF; | |
5007 | } | |
5008 | ||
5009 | ht_cap.mcs.tx_params |= IEEE80211_HT_MCS_TX_DEFINED; | |
5010 | ||
5011 | return ht_cap; | |
5012 | } | |
5013 | ||
5014 | static int ath12k_mac_set_txbf_conf(struct ath12k_vif *arvif) | |
5015 | { | |
5016 | u32 value = 0; | |
5017 | struct ath12k *ar = arvif->ar; | |
5018 | int nsts; | |
5019 | int sound_dim; | |
5020 | u32 vht_cap = ar->pdev->cap.vht_cap; | |
5021 | u32 vdev_param = WMI_VDEV_PARAM_TXBF; | |
5022 | ||
5023 | if (vht_cap & (IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE)) { | |
5024 | nsts = vht_cap & IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK; | |
5025 | nsts >>= IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT; | |
5026 | value |= SM(nsts, WMI_TXBF_STS_CAP_OFFSET); | |
5027 | } | |
5028 | ||
5029 | if (vht_cap & (IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE)) { | |
5030 | sound_dim = vht_cap & | |
5031 | IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK; | |
5032 | sound_dim >>= IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT; | |
5033 | if (sound_dim > (ar->num_tx_chains - 1)) | |
5034 | sound_dim = ar->num_tx_chains - 1; | |
5035 | value |= SM(sound_dim, WMI_BF_SOUND_DIM_OFFSET); | |
5036 | } | |
5037 | ||
5038 | if (!value) | |
5039 | return 0; | |
5040 | ||
5041 | if (vht_cap & IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE) { | |
5042 | value |= WMI_VDEV_PARAM_TXBF_SU_TX_BFER; | |
5043 | ||
5044 | if ((vht_cap & IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE) && | |
5045 | arvif->vdev_type == WMI_VDEV_TYPE_AP) | |
5046 | value |= WMI_VDEV_PARAM_TXBF_MU_TX_BFER; | |
5047 | } | |
5048 | ||
5049 | if (vht_cap & IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE) { | |
5050 | value |= WMI_VDEV_PARAM_TXBF_SU_TX_BFEE; | |
5051 | ||
5052 | if ((vht_cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE) && | |
5053 | arvif->vdev_type == WMI_VDEV_TYPE_STA) | |
5054 | value |= WMI_VDEV_PARAM_TXBF_MU_TX_BFEE; | |
5055 | } | |
5056 | ||
5057 | return ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, | |
5058 | vdev_param, value); | |
5059 | } | |
5060 | ||
5061 | static void ath12k_set_vht_txbf_cap(struct ath12k *ar, u32 *vht_cap) | |
5062 | { | |
5063 | bool subfer, subfee; | |
5064 | int sound_dim = 0; | |
5065 | ||
5066 | subfer = !!(*vht_cap & (IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE)); | |
5067 | subfee = !!(*vht_cap & (IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE)); | |
5068 | ||
5069 | if (ar->num_tx_chains < 2) { | |
5070 | *vht_cap &= ~(IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE); | |
5071 | subfer = false; | |
5072 | } | |
5073 | ||
5074 | /* If SU Beaformer is not set, then disable MU Beamformer Capability */ | |
5075 | if (!subfer) | |
5076 | *vht_cap &= ~(IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE); | |
5077 | ||
5078 | /* If SU Beaformee is not set, then disable MU Beamformee Capability */ | |
5079 | if (!subfee) | |
5080 | *vht_cap &= ~(IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE); | |
5081 | ||
5082 | sound_dim = u32_get_bits(*vht_cap, | |
5083 | IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK); | |
5084 | *vht_cap = u32_replace_bits(*vht_cap, 0, | |
5085 | IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK); | |
5086 | ||
5087 | /* TODO: Need to check invalid STS and Sound_dim values set by FW? */ | |
5088 | ||
5089 | /* Enable Sounding Dimension Field only if SU BF is enabled */ | |
5090 | if (subfer) { | |
5091 | if (sound_dim > (ar->num_tx_chains - 1)) | |
5092 | sound_dim = ar->num_tx_chains - 1; | |
5093 | ||
5094 | *vht_cap = u32_replace_bits(*vht_cap, sound_dim, | |
5095 | IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK); | |
5096 | } | |
5097 | ||
5098 | /* Use the STS advertised by FW unless SU Beamformee is not supported*/ | |
5099 | if (!subfee) | |
5100 | *vht_cap &= ~(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK); | |
5101 | } | |
5102 | ||
5103 | static struct ieee80211_sta_vht_cap | |
5104 | ath12k_create_vht_cap(struct ath12k *ar, u32 rate_cap_tx_chainmask, | |
5105 | u32 rate_cap_rx_chainmask) | |
5106 | { | |
5107 | struct ieee80211_sta_vht_cap vht_cap = {0}; | |
5108 | u16 txmcs_map, rxmcs_map; | |
5109 | int i; | |
5110 | ||
5111 | vht_cap.vht_supported = 1; | |
5112 | vht_cap.cap = ar->pdev->cap.vht_cap; | |
5113 | ||
5114 | ath12k_set_vht_txbf_cap(ar, &vht_cap.cap); | |
5115 | ||
5116 | /* TODO: Enable back VHT160 mode once association issues are fixed */ | |
5117 | /* Disabling VHT160 and VHT80+80 modes */ | |
5118 | vht_cap.cap &= ~IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK; | |
5119 | vht_cap.cap &= ~IEEE80211_VHT_CAP_SHORT_GI_160; | |
5120 | ||
5121 | rxmcs_map = 0; | |
5122 | txmcs_map = 0; | |
5123 | for (i = 0; i < 8; i++) { | |
5124 | if (i < ar->num_tx_chains && rate_cap_tx_chainmask & BIT(i)) | |
5125 | txmcs_map |= IEEE80211_VHT_MCS_SUPPORT_0_9 << (i * 2); | |
5126 | else | |
5127 | txmcs_map |= IEEE80211_VHT_MCS_NOT_SUPPORTED << (i * 2); | |
5128 | ||
5129 | if (i < ar->num_rx_chains && rate_cap_rx_chainmask & BIT(i)) | |
5130 | rxmcs_map |= IEEE80211_VHT_MCS_SUPPORT_0_9 << (i * 2); | |
5131 | else | |
5132 | rxmcs_map |= IEEE80211_VHT_MCS_NOT_SUPPORTED << (i * 2); | |
5133 | } | |
5134 | ||
5135 | if (rate_cap_tx_chainmask <= 1) | |
5136 | vht_cap.cap &= ~IEEE80211_VHT_CAP_TXSTBC; | |
5137 | ||
5138 | vht_cap.vht_mcs.rx_mcs_map = cpu_to_le16(rxmcs_map); | |
5139 | vht_cap.vht_mcs.tx_mcs_map = cpu_to_le16(txmcs_map); | |
5140 | ||
5141 | return vht_cap; | |
5142 | } | |
5143 | ||
5144 | static void ath12k_mac_setup_ht_vht_cap(struct ath12k *ar, | |
5145 | struct ath12k_pdev_cap *cap, | |
5146 | u32 *ht_cap_info) | |
5147 | { | |
5148 | struct ieee80211_supported_band *band; | |
5149 | u32 rate_cap_tx_chainmask; | |
5150 | u32 rate_cap_rx_chainmask; | |
5151 | u32 ht_cap; | |
5152 | ||
5153 | rate_cap_tx_chainmask = ar->cfg_tx_chainmask >> cap->tx_chain_mask_shift; | |
5154 | rate_cap_rx_chainmask = ar->cfg_rx_chainmask >> cap->rx_chain_mask_shift; | |
5155 | ||
5156 | if (cap->supported_bands & WMI_HOST_WLAN_2G_CAP) { | |
5157 | band = &ar->mac.sbands[NL80211_BAND_2GHZ]; | |
5158 | ht_cap = cap->band[NL80211_BAND_2GHZ].ht_cap_info; | |
5159 | if (ht_cap_info) | |
5160 | *ht_cap_info = ht_cap; | |
5161 | band->ht_cap = ath12k_create_ht_cap(ar, ht_cap, | |
5162 | rate_cap_rx_chainmask); | |
5163 | } | |
5164 | ||
5165 | if (cap->supported_bands & WMI_HOST_WLAN_5G_CAP && | |
5166 | (ar->ab->hw_params->single_pdev_only || | |
5167 | !ar->supports_6ghz)) { | |
5168 | band = &ar->mac.sbands[NL80211_BAND_5GHZ]; | |
5169 | ht_cap = cap->band[NL80211_BAND_5GHZ].ht_cap_info; | |
5170 | if (ht_cap_info) | |
5171 | *ht_cap_info = ht_cap; | |
5172 | band->ht_cap = ath12k_create_ht_cap(ar, ht_cap, | |
5173 | rate_cap_rx_chainmask); | |
5174 | band->vht_cap = ath12k_create_vht_cap(ar, rate_cap_tx_chainmask, | |
5175 | rate_cap_rx_chainmask); | |
5176 | } | |
5177 | } | |
5178 | ||
5179 | static int ath12k_check_chain_mask(struct ath12k *ar, u32 ant, bool is_tx_ant) | |
5180 | { | |
5181 | /* TODO: Check the request chainmask against the supported | |
5182 | * chainmask table which is advertised in extented_service_ready event | |
5183 | */ | |
5184 | ||
5185 | return 0; | |
5186 | } | |
5187 | ||
5188 | static void ath12k_gen_ppe_thresh(struct ath12k_wmi_ppe_threshold_arg *fw_ppet, | |
5189 | u8 *he_ppet) | |
5190 | { | |
5191 | int nss, ru; | |
5192 | u8 bit = 7; | |
5193 | ||
5194 | he_ppet[0] = fw_ppet->numss_m1 & IEEE80211_PPE_THRES_NSS_MASK; | |
5195 | he_ppet[0] |= (fw_ppet->ru_bit_mask << | |
5196 | IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS) & | |
5197 | IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK; | |
5198 | for (nss = 0; nss <= fw_ppet->numss_m1; nss++) { | |
5199 | for (ru = 0; ru < 4; ru++) { | |
5200 | u8 val; | |
5201 | int i; | |
5202 | ||
5203 | if ((fw_ppet->ru_bit_mask & BIT(ru)) == 0) | |
5204 | continue; | |
5205 | val = (fw_ppet->ppet16_ppet8_ru3_ru0[nss] >> (ru * 6)) & | |
5206 | 0x3f; | |
5207 | val = ((val >> 3) & 0x7) | ((val & 0x7) << 3); | |
5208 | for (i = 5; i >= 0; i--) { | |
5209 | he_ppet[bit / 8] |= | |
5210 | ((val >> i) & 0x1) << ((bit % 8)); | |
5211 | bit++; | |
5212 | } | |
5213 | } | |
5214 | } | |
5215 | } | |
5216 | ||
5217 | static void | |
5218 | ath12k_mac_filter_he_cap_mesh(struct ieee80211_he_cap_elem *he_cap_elem) | |
5219 | { | |
5220 | u8 m; | |
5221 | ||
5222 | m = IEEE80211_HE_MAC_CAP0_TWT_RES | | |
5223 | IEEE80211_HE_MAC_CAP0_TWT_REQ; | |
5224 | he_cap_elem->mac_cap_info[0] &= ~m; | |
5225 | ||
5226 | m = IEEE80211_HE_MAC_CAP2_TRS | | |
5227 | IEEE80211_HE_MAC_CAP2_BCAST_TWT | | |
5228 | IEEE80211_HE_MAC_CAP2_MU_CASCADING; | |
5229 | he_cap_elem->mac_cap_info[2] &= ~m; | |
5230 | ||
5231 | m = IEEE80211_HE_MAC_CAP3_FLEX_TWT_SCHED | | |
5232 | IEEE80211_HE_MAC_CAP2_BCAST_TWT | | |
5233 | IEEE80211_HE_MAC_CAP2_MU_CASCADING; | |
5234 | he_cap_elem->mac_cap_info[3] &= ~m; | |
5235 | ||
5236 | m = IEEE80211_HE_MAC_CAP4_BSRP_BQRP_A_MPDU_AGG | | |
5237 | IEEE80211_HE_MAC_CAP4_BQR; | |
5238 | he_cap_elem->mac_cap_info[4] &= ~m; | |
5239 | ||
5240 | m = IEEE80211_HE_MAC_CAP5_SUBCHAN_SELECTIVE_TRANSMISSION | | |
5241 | IEEE80211_HE_MAC_CAP5_UL_2x996_TONE_RU | | |
5242 | IEEE80211_HE_MAC_CAP5_PUNCTURED_SOUNDING | | |
5243 | IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX; | |
5244 | he_cap_elem->mac_cap_info[5] &= ~m; | |
5245 | ||
5246 | m = IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO | | |
5247 | IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO; | |
5248 | he_cap_elem->phy_cap_info[2] &= ~m; | |
5249 | ||
5250 | m = IEEE80211_HE_PHY_CAP3_RX_PARTIAL_BW_SU_IN_20MHZ_MU | | |
5251 | IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK | | |
5252 | IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK; | |
5253 | he_cap_elem->phy_cap_info[3] &= ~m; | |
5254 | ||
5255 | m = IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER; | |
5256 | he_cap_elem->phy_cap_info[4] &= ~m; | |
5257 | ||
5258 | m = IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK; | |
5259 | he_cap_elem->phy_cap_info[5] &= ~m; | |
5260 | ||
5261 | m = IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU | | |
5262 | IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB | | |
5263 | IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB | | |
5264 | IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO; | |
5265 | he_cap_elem->phy_cap_info[6] &= ~m; | |
5266 | ||
5267 | m = IEEE80211_HE_PHY_CAP7_PSR_BASED_SR | | |
5268 | IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP | | |
5269 | IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ | | |
5270 | IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ; | |
5271 | he_cap_elem->phy_cap_info[7] &= ~m; | |
5272 | ||
5273 | m = IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI | | |
5274 | IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G | | |
5275 | IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU | | |
5276 | IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU; | |
5277 | he_cap_elem->phy_cap_info[8] &= ~m; | |
5278 | ||
5279 | m = IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM | | |
5280 | IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK | | |
5281 | IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU | | |
5282 | IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU | | |
5283 | IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB | | |
5284 | IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB; | |
5285 | he_cap_elem->phy_cap_info[9] &= ~m; | |
5286 | } | |
5287 | ||
5288 | static __le16 ath12k_mac_setup_he_6ghz_cap(struct ath12k_pdev_cap *pcap, | |
5289 | struct ath12k_band_cap *bcap) | |
5290 | { | |
5291 | u8 val; | |
5292 | ||
5293 | bcap->he_6ghz_capa = IEEE80211_HT_MPDU_DENSITY_NONE; | |
5294 | if (bcap->ht_cap_info & WMI_HT_CAP_DYNAMIC_SMPS) | |
5295 | bcap->he_6ghz_capa |= | |
5296 | u32_encode_bits(WLAN_HT_CAP_SM_PS_DYNAMIC, | |
5297 | IEEE80211_HE_6GHZ_CAP_SM_PS); | |
5298 | else | |
5299 | bcap->he_6ghz_capa |= | |
5300 | u32_encode_bits(WLAN_HT_CAP_SM_PS_DISABLED, | |
5301 | IEEE80211_HE_6GHZ_CAP_SM_PS); | |
5302 | val = u32_get_bits(pcap->vht_cap, | |
5303 | IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK); | |
5304 | bcap->he_6ghz_capa |= | |
5305 | u32_encode_bits(val, IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP); | |
5306 | val = u32_get_bits(pcap->vht_cap, | |
5307 | IEEE80211_VHT_CAP_MAX_MPDU_MASK); | |
5308 | bcap->he_6ghz_capa |= | |
5309 | u32_encode_bits(val, IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN); | |
5310 | if (pcap->vht_cap & IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN) | |
5311 | bcap->he_6ghz_capa |= IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS; | |
5312 | if (pcap->vht_cap & IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN) | |
5313 | bcap->he_6ghz_capa |= IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS; | |
5314 | ||
5315 | return cpu_to_le16(bcap->he_6ghz_capa); | |
5316 | } | |
5317 | ||
a7a6a45d AD |
5318 | static void ath12k_mac_copy_he_cap(struct ath12k_band_cap *band_cap, |
5319 | int iftype, u8 num_tx_chains, | |
5320 | struct ieee80211_sta_he_cap *he_cap) | |
5321 | { | |
5322 | struct ieee80211_he_cap_elem *he_cap_elem = &he_cap->he_cap_elem; | |
5323 | struct ieee80211_he_mcs_nss_supp *mcs_nss = &he_cap->he_mcs_nss_supp; | |
5324 | ||
5325 | he_cap->has_he = true; | |
5326 | memcpy(he_cap_elem->mac_cap_info, band_cap->he_cap_info, | |
5327 | sizeof(he_cap_elem->mac_cap_info)); | |
5328 | memcpy(he_cap_elem->phy_cap_info, band_cap->he_cap_phy_info, | |
5329 | sizeof(he_cap_elem->phy_cap_info)); | |
5330 | ||
5331 | he_cap_elem->mac_cap_info[1] &= | |
5332 | IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK; | |
5333 | ||
5334 | he_cap_elem->phy_cap_info[5] &= | |
5335 | ~IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK; | |
5336 | he_cap_elem->phy_cap_info[5] &= | |
5337 | ~IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK; | |
5338 | he_cap_elem->phy_cap_info[5] |= num_tx_chains - 1; | |
5339 | ||
5340 | switch (iftype) { | |
5341 | case NL80211_IFTYPE_AP: | |
5342 | he_cap_elem->phy_cap_info[3] &= | |
5343 | ~IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK; | |
5344 | he_cap_elem->phy_cap_info[9] |= | |
5345 | IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU; | |
5346 | break; | |
5347 | case NL80211_IFTYPE_STATION: | |
5348 | he_cap_elem->mac_cap_info[0] &= ~IEEE80211_HE_MAC_CAP0_TWT_RES; | |
5349 | he_cap_elem->mac_cap_info[0] |= IEEE80211_HE_MAC_CAP0_TWT_REQ; | |
5350 | he_cap_elem->phy_cap_info[9] |= | |
5351 | IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU; | |
5352 | break; | |
5353 | case NL80211_IFTYPE_MESH_POINT: | |
5354 | ath12k_mac_filter_he_cap_mesh(he_cap_elem); | |
5355 | break; | |
5356 | } | |
5357 | ||
5358 | mcs_nss->rx_mcs_80 = cpu_to_le16(band_cap->he_mcs & 0xffff); | |
5359 | mcs_nss->tx_mcs_80 = cpu_to_le16(band_cap->he_mcs & 0xffff); | |
5360 | mcs_nss->rx_mcs_160 = cpu_to_le16((band_cap->he_mcs >> 16) & 0xffff); | |
5361 | mcs_nss->tx_mcs_160 = cpu_to_le16((band_cap->he_mcs >> 16) & 0xffff); | |
5362 | mcs_nss->rx_mcs_80p80 = cpu_to_le16((band_cap->he_mcs >> 16) & 0xffff); | |
5363 | mcs_nss->tx_mcs_80p80 = cpu_to_le16((band_cap->he_mcs >> 16) & 0xffff); | |
5364 | ||
5365 | memset(he_cap->ppe_thres, 0, sizeof(he_cap->ppe_thres)); | |
5366 | if (he_cap_elem->phy_cap_info[6] & | |
5367 | IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) | |
5368 | ath12k_gen_ppe_thresh(&band_cap->he_ppet, he_cap->ppe_thres); | |
5369 | } | |
5370 | ||
dbe90679 AD |
5371 | static void |
5372 | ath12k_mac_copy_eht_mcs_nss(struct ath12k_band_cap *band_cap, | |
5373 | struct ieee80211_eht_mcs_nss_supp *mcs_nss, | |
5374 | const struct ieee80211_he_cap_elem *he_cap, | |
5375 | const struct ieee80211_eht_cap_elem_fixed *eht_cap) | |
5376 | { | |
5377 | if ((he_cap->phy_cap_info[0] & | |
5378 | (IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G | | |
5379 | IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G | | |
5380 | IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G | | |
5381 | IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)) == 0) | |
5382 | memcpy(&mcs_nss->only_20mhz, &band_cap->eht_mcs_20_only, | |
5383 | sizeof(struct ieee80211_eht_mcs_nss_supp_20mhz_only)); | |
5384 | ||
5385 | if (he_cap->phy_cap_info[0] & | |
5386 | (IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G | | |
5387 | IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G)) | |
5388 | memcpy(&mcs_nss->bw._80, &band_cap->eht_mcs_80, | |
5389 | sizeof(struct ieee80211_eht_mcs_nss_supp_bw)); | |
5390 | ||
5391 | if (he_cap->phy_cap_info[0] & | |
5392 | IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) | |
5393 | memcpy(&mcs_nss->bw._160, &band_cap->eht_mcs_160, | |
5394 | sizeof(struct ieee80211_eht_mcs_nss_supp_bw)); | |
5395 | ||
5396 | if (eht_cap->phy_cap_info[0] & IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ) | |
5397 | memcpy(&mcs_nss->bw._320, &band_cap->eht_mcs_320, | |
5398 | sizeof(struct ieee80211_eht_mcs_nss_supp_bw)); | |
5399 | } | |
5400 | ||
5401 | static void ath12k_mac_copy_eht_ppe_thresh(struct ath12k_wmi_ppe_threshold_arg *fw_ppet, | |
5402 | struct ieee80211_sta_eht_cap *cap) | |
5403 | { | |
5404 | u16 bit = IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE; | |
5405 | u8 i, nss, ru, ppet_bit_len_per_ru = IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE * 2; | |
5406 | ||
5407 | u8p_replace_bits(&cap->eht_ppe_thres[0], fw_ppet->numss_m1, | |
5408 | IEEE80211_EHT_PPE_THRES_NSS_MASK); | |
5409 | ||
5410 | u16p_replace_bits((u16 *)&cap->eht_ppe_thres[0], fw_ppet->ru_bit_mask, | |
5411 | IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK); | |
5412 | ||
5413 | for (nss = 0; nss <= fw_ppet->numss_m1; nss++) { | |
5414 | for (ru = 0; | |
5415 | ru < hweight16(IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK); | |
5416 | ru++) { | |
5417 | u32 val = 0; | |
5418 | ||
5419 | if ((fw_ppet->ru_bit_mask & BIT(ru)) == 0) | |
5420 | continue; | |
5421 | ||
5422 | u32p_replace_bits(&val, fw_ppet->ppet16_ppet8_ru3_ru0[nss] >> | |
5423 | (ru * ppet_bit_len_per_ru), | |
5424 | GENMASK(ppet_bit_len_per_ru - 1, 0)); | |
5425 | ||
5426 | for (i = 0; i < ppet_bit_len_per_ru; i++) { | |
5427 | cap->eht_ppe_thres[bit / 8] |= | |
5428 | (((val >> i) & 0x1) << ((bit % 8))); | |
5429 | bit++; | |
5430 | } | |
5431 | } | |
5432 | } | |
5433 | } | |
5434 | ||
6b819f89 RG |
5435 | static void |
5436 | ath12k_mac_filter_eht_cap_mesh(struct ieee80211_eht_cap_elem_fixed | |
5437 | *eht_cap_elem) | |
5438 | { | |
5439 | u8 m; | |
5440 | ||
5441 | m = IEEE80211_EHT_MAC_CAP0_EPCS_PRIO_ACCESS; | |
5442 | eht_cap_elem->mac_cap_info[0] &= ~m; | |
5443 | ||
5444 | m = IEEE80211_EHT_PHY_CAP0_PARTIAL_BW_UL_MU_MIMO; | |
5445 | eht_cap_elem->phy_cap_info[0] &= ~m; | |
5446 | ||
5447 | m = IEEE80211_EHT_PHY_CAP3_NG_16_MU_FEEDBACK | | |
5448 | IEEE80211_EHT_PHY_CAP3_CODEBOOK_7_5_MU_FDBK | | |
5449 | IEEE80211_EHT_PHY_CAP3_TRIG_MU_BF_PART_BW_FDBK | | |
5450 | IEEE80211_EHT_PHY_CAP3_TRIG_CQI_FDBK; | |
5451 | eht_cap_elem->phy_cap_info[3] &= ~m; | |
5452 | ||
5453 | m = IEEE80211_EHT_PHY_CAP4_PART_BW_DL_MU_MIMO | | |
5454 | IEEE80211_EHT_PHY_CAP4_PSR_SR_SUPP | | |
5455 | IEEE80211_EHT_PHY_CAP4_POWER_BOOST_FACT_SUPP | | |
5456 | IEEE80211_EHT_PHY_CAP4_EHT_MU_PPDU_4_EHT_LTF_08_GI; | |
5457 | eht_cap_elem->phy_cap_info[4] &= ~m; | |
5458 | ||
5459 | m = IEEE80211_EHT_PHY_CAP5_NON_TRIG_CQI_FEEDBACK | | |
5460 | IEEE80211_EHT_PHY_CAP5_TX_LESS_242_TONE_RU_SUPP | | |
5461 | IEEE80211_EHT_PHY_CAP5_RX_LESS_242_TONE_RU_SUPP | | |
5462 | IEEE80211_EHT_PHY_CAP5_MAX_NUM_SUPP_EHT_LTF_MASK; | |
5463 | eht_cap_elem->phy_cap_info[5] &= ~m; | |
5464 | ||
5465 | m = IEEE80211_EHT_PHY_CAP6_MAX_NUM_SUPP_EHT_LTF_MASK; | |
5466 | eht_cap_elem->phy_cap_info[6] &= ~m; | |
5467 | ||
5468 | m = IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_80MHZ | | |
5469 | IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_160MHZ | | |
5470 | IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_320MHZ | | |
5471 | IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_80MHZ | | |
5472 | IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_160MHZ | | |
5473 | IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_320MHZ; | |
5474 | eht_cap_elem->phy_cap_info[7] &= ~m; | |
5475 | } | |
5476 | ||
972754bf WG |
5477 | static void ath12k_mac_copy_eht_cap(struct ath12k *ar, |
5478 | struct ath12k_band_cap *band_cap, | |
dbe90679 AD |
5479 | struct ieee80211_he_cap_elem *he_cap_elem, |
5480 | int iftype, | |
5481 | struct ieee80211_sta_eht_cap *eht_cap) | |
5482 | { | |
5483 | struct ieee80211_eht_cap_elem_fixed *eht_cap_elem = &eht_cap->eht_cap_elem; | |
5484 | ||
5485 | memset(eht_cap, 0, sizeof(struct ieee80211_sta_eht_cap)); | |
972754bf WG |
5486 | |
5487 | if (!(test_bit(WMI_TLV_SERVICE_11BE, ar->ab->wmi_ab.svc_map))) | |
5488 | return; | |
5489 | ||
dbe90679 AD |
5490 | eht_cap->has_eht = true; |
5491 | memcpy(eht_cap_elem->mac_cap_info, band_cap->eht_cap_mac_info, | |
5492 | sizeof(eht_cap_elem->mac_cap_info)); | |
5493 | memcpy(eht_cap_elem->phy_cap_info, band_cap->eht_cap_phy_info, | |
5494 | sizeof(eht_cap_elem->phy_cap_info)); | |
5495 | ||
5496 | switch (iftype) { | |
5497 | case NL80211_IFTYPE_AP: | |
5498 | eht_cap_elem->phy_cap_info[0] &= | |
5499 | ~IEEE80211_EHT_PHY_CAP0_242_TONE_RU_GT20MHZ; | |
5500 | eht_cap_elem->phy_cap_info[4] &= | |
5501 | ~IEEE80211_EHT_PHY_CAP4_PART_BW_DL_MU_MIMO; | |
5502 | eht_cap_elem->phy_cap_info[5] &= | |
5503 | ~IEEE80211_EHT_PHY_CAP5_TX_LESS_242_TONE_RU_SUPP; | |
5504 | break; | |
5505 | case NL80211_IFTYPE_STATION: | |
5506 | eht_cap_elem->phy_cap_info[7] &= | |
5507 | ~(IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_80MHZ | | |
5508 | IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_160MHZ | | |
5509 | IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_320MHZ); | |
5510 | eht_cap_elem->phy_cap_info[7] &= | |
5511 | ~(IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_80MHZ | | |
5512 | IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_160MHZ | | |
5513 | IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_320MHZ); | |
5514 | break; | |
6b819f89 RG |
5515 | case NL80211_IFTYPE_MESH_POINT: |
5516 | ath12k_mac_filter_eht_cap_mesh(eht_cap_elem); | |
5517 | break; | |
dbe90679 AD |
5518 | default: |
5519 | break; | |
5520 | } | |
5521 | ||
5522 | ath12k_mac_copy_eht_mcs_nss(band_cap, &eht_cap->eht_mcs_nss_supp, | |
5523 | he_cap_elem, eht_cap_elem); | |
5524 | ||
5525 | if (eht_cap_elem->phy_cap_info[5] & | |
5526 | IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT) | |
5527 | ath12k_mac_copy_eht_ppe_thresh(&band_cap->eht_ppet, eht_cap); | |
5528 | } | |
5529 | ||
e22f5b78 AD |
5530 | static int ath12k_mac_copy_sband_iftype_data(struct ath12k *ar, |
5531 | struct ath12k_pdev_cap *cap, | |
5532 | struct ieee80211_sband_iftype_data *data, | |
5533 | int band) | |
d8899132 | 5534 | { |
a7a6a45d | 5535 | struct ath12k_band_cap *band_cap = &cap->band[band]; |
d8899132 KV |
5536 | int i, idx = 0; |
5537 | ||
5538 | for (i = 0; i < NUM_NL80211_IFTYPES; i++) { | |
5539 | struct ieee80211_sta_he_cap *he_cap = &data[idx].he_cap; | |
d8899132 KV |
5540 | |
5541 | switch (i) { | |
5542 | case NL80211_IFTYPE_STATION: | |
5543 | case NL80211_IFTYPE_AP: | |
5544 | case NL80211_IFTYPE_MESH_POINT: | |
5545 | break; | |
5546 | ||
5547 | default: | |
5548 | continue; | |
5549 | } | |
5550 | ||
5551 | data[idx].types_mask = BIT(i); | |
d8899132 | 5552 | |
a7a6a45d | 5553 | ath12k_mac_copy_he_cap(band_cap, i, ar->num_tx_chains, he_cap); |
d8899132 KV |
5554 | if (band == NL80211_BAND_6GHZ) { |
5555 | data[idx].he_6ghz_capa.capa = | |
5556 | ath12k_mac_setup_he_6ghz_cap(cap, band_cap); | |
5557 | } | |
972754bf | 5558 | ath12k_mac_copy_eht_cap(ar, band_cap, &he_cap->he_cap_elem, i, |
dbe90679 | 5559 | &data[idx].eht_cap); |
d8899132 KV |
5560 | idx++; |
5561 | } | |
5562 | ||
5563 | return idx; | |
5564 | } | |
5565 | ||
e22f5b78 AD |
5566 | static void ath12k_mac_setup_sband_iftype_data(struct ath12k *ar, |
5567 | struct ath12k_pdev_cap *cap) | |
d8899132 | 5568 | { |
e22f5b78 AD |
5569 | struct ieee80211_supported_band *sband; |
5570 | enum nl80211_band band; | |
d8899132 KV |
5571 | int count; |
5572 | ||
5573 | if (cap->supported_bands & WMI_HOST_WLAN_2G_CAP) { | |
e22f5b78 AD |
5574 | band = NL80211_BAND_2GHZ; |
5575 | count = ath12k_mac_copy_sband_iftype_data(ar, cap, | |
5576 | ar->mac.iftype[band], | |
5577 | band); | |
5578 | sband = &ar->mac.sbands[band]; | |
e8c18412 JB |
5579 | _ieee80211_set_sband_iftype_data(sband, ar->mac.iftype[band], |
5580 | count); | |
d8899132 KV |
5581 | } |
5582 | ||
5583 | if (cap->supported_bands & WMI_HOST_WLAN_5G_CAP) { | |
e22f5b78 AD |
5584 | band = NL80211_BAND_5GHZ; |
5585 | count = ath12k_mac_copy_sband_iftype_data(ar, cap, | |
5586 | ar->mac.iftype[band], | |
5587 | band); | |
5588 | sband = &ar->mac.sbands[band]; | |
e8c18412 JB |
5589 | _ieee80211_set_sband_iftype_data(sband, ar->mac.iftype[band], |
5590 | count); | |
d8899132 KV |
5591 | } |
5592 | ||
5593 | if (cap->supported_bands & WMI_HOST_WLAN_5G_CAP && | |
5594 | ar->supports_6ghz) { | |
e22f5b78 AD |
5595 | band = NL80211_BAND_6GHZ; |
5596 | count = ath12k_mac_copy_sband_iftype_data(ar, cap, | |
5597 | ar->mac.iftype[band], | |
5598 | band); | |
5599 | sband = &ar->mac.sbands[band]; | |
e8c18412 JB |
5600 | _ieee80211_set_sband_iftype_data(sband, ar->mac.iftype[band], |
5601 | count); | |
d8899132 KV |
5602 | } |
5603 | } | |
5604 | ||
5605 | static int __ath12k_set_antenna(struct ath12k *ar, u32 tx_ant, u32 rx_ant) | |
5606 | { | |
9b4e5caa | 5607 | struct ath12k_hw *ah = ath12k_ar_to_ah(ar); |
d8899132 KV |
5608 | int ret; |
5609 | ||
5610 | lockdep_assert_held(&ar->conf_mutex); | |
5611 | ||
5612 | if (ath12k_check_chain_mask(ar, tx_ant, true)) | |
5613 | return -EINVAL; | |
5614 | ||
5615 | if (ath12k_check_chain_mask(ar, rx_ant, false)) | |
5616 | return -EINVAL; | |
5617 | ||
5a6af83c S |
5618 | /* Since we advertised the max cap of all radios combined during wiphy |
5619 | * registration, ensure we don't set the antenna config higher than the | |
5620 | * limits | |
5621 | */ | |
5622 | tx_ant = min_t(u32, tx_ant, ar->pdev->cap.tx_chain_mask); | |
5623 | rx_ant = min_t(u32, rx_ant, ar->pdev->cap.rx_chain_mask); | |
5624 | ||
d8899132 KV |
5625 | ar->cfg_tx_chainmask = tx_ant; |
5626 | ar->cfg_rx_chainmask = rx_ant; | |
5627 | ||
9b4e5caa KP |
5628 | if (ah->state != ATH12K_HW_STATE_ON && |
5629 | ah->state != ATH12K_HW_STATE_RESTARTED) | |
d8899132 KV |
5630 | return 0; |
5631 | ||
5632 | ret = ath12k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_TX_CHAIN_MASK, | |
5633 | tx_ant, ar->pdev->pdev_id); | |
5634 | if (ret) { | |
5635 | ath12k_warn(ar->ab, "failed to set tx-chainmask: %d, req 0x%x\n", | |
5636 | ret, tx_ant); | |
5637 | return ret; | |
5638 | } | |
5639 | ||
5640 | ar->num_tx_chains = hweight32(tx_ant); | |
5641 | ||
5642 | ret = ath12k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_RX_CHAIN_MASK, | |
5643 | rx_ant, ar->pdev->pdev_id); | |
5644 | if (ret) { | |
5645 | ath12k_warn(ar->ab, "failed to set rx-chainmask: %d, req 0x%x\n", | |
5646 | ret, rx_ant); | |
5647 | return ret; | |
5648 | } | |
5649 | ||
5650 | ar->num_rx_chains = hweight32(rx_ant); | |
5651 | ||
5652 | /* Reload HT/VHT/HE capability */ | |
5653 | ath12k_mac_setup_ht_vht_cap(ar, &ar->pdev->cap, NULL); | |
e22f5b78 | 5654 | ath12k_mac_setup_sband_iftype_data(ar, &ar->pdev->cap); |
d8899132 KV |
5655 | |
5656 | return 0; | |
5657 | } | |
5658 | ||
5189a8db K |
5659 | static void ath12k_mgmt_over_wmi_tx_drop(struct ath12k *ar, struct sk_buff *skb) |
5660 | { | |
5661 | int num_mgmt; | |
5662 | ||
b856f023 | 5663 | ieee80211_free_txskb(ath12k_ar_to_hw(ar), skb); |
5189a8db K |
5664 | |
5665 | num_mgmt = atomic_dec_if_positive(&ar->num_pending_mgmt_tx); | |
5666 | ||
5667 | if (num_mgmt < 0) | |
5668 | WARN_ON_ONCE(1); | |
5669 | ||
5670 | if (!num_mgmt) | |
5671 | wake_up(&ar->txmgmt_empty_waitq); | |
5672 | } | |
5673 | ||
d8899132 KV |
5674 | int ath12k_mac_tx_mgmt_pending_free(int buf_id, void *skb, void *ctx) |
5675 | { | |
5676 | struct sk_buff *msdu = skb; | |
5677 | struct ieee80211_tx_info *info; | |
5678 | struct ath12k *ar = ctx; | |
5679 | struct ath12k_base *ab = ar->ab; | |
5680 | ||
5681 | spin_lock_bh(&ar->txmgmt_idr_lock); | |
5682 | idr_remove(&ar->txmgmt_idr, buf_id); | |
5683 | spin_unlock_bh(&ar->txmgmt_idr_lock); | |
5684 | dma_unmap_single(ab->dev, ATH12K_SKB_CB(msdu)->paddr, msdu->len, | |
5685 | DMA_TO_DEVICE); | |
5686 | ||
5687 | info = IEEE80211_SKB_CB(msdu); | |
5688 | memset(&info->status, 0, sizeof(info->status)); | |
5689 | ||
5189a8db | 5690 | ath12k_mgmt_over_wmi_tx_drop(ar, skb); |
d8899132 KV |
5691 | |
5692 | return 0; | |
5693 | } | |
5694 | ||
5695 | static int ath12k_mac_vif_txmgmt_idr_remove(int buf_id, void *skb, void *ctx) | |
5696 | { | |
5697 | struct ieee80211_vif *vif = ctx; | |
5698 | struct ath12k_skb_cb *skb_cb = ATH12K_SKB_CB(skb); | |
5699 | struct sk_buff *msdu = skb; | |
5700 | struct ath12k *ar = skb_cb->ar; | |
5701 | struct ath12k_base *ab = ar->ab; | |
5702 | ||
5703 | if (skb_cb->vif == vif) { | |
5704 | spin_lock_bh(&ar->txmgmt_idr_lock); | |
5705 | idr_remove(&ar->txmgmt_idr, buf_id); | |
5706 | spin_unlock_bh(&ar->txmgmt_idr_lock); | |
5707 | dma_unmap_single(ab->dev, skb_cb->paddr, msdu->len, | |
5708 | DMA_TO_DEVICE); | |
5709 | } | |
5710 | ||
5711 | return 0; | |
5712 | } | |
5713 | ||
5714 | static int ath12k_mac_mgmt_tx_wmi(struct ath12k *ar, struct ath12k_vif *arvif, | |
5715 | struct sk_buff *skb) | |
5716 | { | |
5717 | struct ath12k_base *ab = ar->ab; | |
5718 | struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; | |
5719 | struct ieee80211_tx_info *info; | |
5720 | dma_addr_t paddr; | |
5721 | int buf_id; | |
5722 | int ret; | |
5723 | ||
054b5580 | 5724 | ATH12K_SKB_CB(skb)->ar = ar; |
d8899132 KV |
5725 | spin_lock_bh(&ar->txmgmt_idr_lock); |
5726 | buf_id = idr_alloc(&ar->txmgmt_idr, skb, 0, | |
5727 | ATH12K_TX_MGMT_NUM_PENDING_MAX, GFP_ATOMIC); | |
5728 | spin_unlock_bh(&ar->txmgmt_idr_lock); | |
5729 | if (buf_id < 0) | |
5730 | return -ENOSPC; | |
5731 | ||
5732 | info = IEEE80211_SKB_CB(skb); | |
5733 | if (!(info->flags & IEEE80211_TX_CTL_HW_80211_ENCAP)) { | |
5734 | if ((ieee80211_is_action(hdr->frame_control) || | |
5735 | ieee80211_is_deauth(hdr->frame_control) || | |
5736 | ieee80211_is_disassoc(hdr->frame_control)) && | |
5737 | ieee80211_has_protected(hdr->frame_control)) { | |
5738 | skb_put(skb, IEEE80211_CCMP_MIC_LEN); | |
5739 | } | |
5740 | } | |
5741 | ||
5742 | paddr = dma_map_single(ab->dev, skb->data, skb->len, DMA_TO_DEVICE); | |
5743 | if (dma_mapping_error(ab->dev, paddr)) { | |
5744 | ath12k_warn(ab, "failed to DMA map mgmt Tx buffer\n"); | |
5745 | ret = -EIO; | |
5746 | goto err_free_idr; | |
5747 | } | |
5748 | ||
5749 | ATH12K_SKB_CB(skb)->paddr = paddr; | |
5750 | ||
5751 | ret = ath12k_wmi_mgmt_send(ar, arvif->vdev_id, buf_id, skb); | |
5752 | if (ret) { | |
5753 | ath12k_warn(ar->ab, "failed to send mgmt frame: %d\n", ret); | |
5754 | goto err_unmap_buf; | |
5755 | } | |
5756 | ||
5757 | return 0; | |
5758 | ||
5759 | err_unmap_buf: | |
5760 | dma_unmap_single(ab->dev, ATH12K_SKB_CB(skb)->paddr, | |
5761 | skb->len, DMA_TO_DEVICE); | |
5762 | err_free_idr: | |
5763 | spin_lock_bh(&ar->txmgmt_idr_lock); | |
5764 | idr_remove(&ar->txmgmt_idr, buf_id); | |
5765 | spin_unlock_bh(&ar->txmgmt_idr_lock); | |
5766 | ||
5767 | return ret; | |
5768 | } | |
5769 | ||
5770 | static void ath12k_mgmt_over_wmi_tx_purge(struct ath12k *ar) | |
5771 | { | |
5772 | struct sk_buff *skb; | |
5773 | ||
5774 | while ((skb = skb_dequeue(&ar->wmi_mgmt_tx_queue)) != NULL) | |
5189a8db | 5775 | ath12k_mgmt_over_wmi_tx_drop(ar, skb); |
d8899132 KV |
5776 | } |
5777 | ||
5778 | static void ath12k_mgmt_over_wmi_tx_work(struct work_struct *work) | |
5779 | { | |
5780 | struct ath12k *ar = container_of(work, struct ath12k, wmi_mgmt_tx_work); | |
5781 | struct ath12k_skb_cb *skb_cb; | |
5782 | struct ath12k_vif *arvif; | |
5783 | struct sk_buff *skb; | |
5784 | int ret; | |
5785 | ||
5786 | while ((skb = skb_dequeue(&ar->wmi_mgmt_tx_queue)) != NULL) { | |
5787 | skb_cb = ATH12K_SKB_CB(skb); | |
5788 | if (!skb_cb->vif) { | |
5789 | ath12k_warn(ar->ab, "no vif found for mgmt frame\n"); | |
5189a8db | 5790 | ath12k_mgmt_over_wmi_tx_drop(ar, skb); |
d8899132 KV |
5791 | continue; |
5792 | } | |
5793 | ||
5794 | arvif = ath12k_vif_to_arvif(skb_cb->vif); | |
32e7b12e KY |
5795 | |
5796 | if (ar->allocated_vdev_map & (1LL << arvif->vdev_id)) { | |
d8899132 KV |
5797 | ret = ath12k_mac_mgmt_tx_wmi(ar, arvif, skb); |
5798 | if (ret) { | |
5799 | ath12k_warn(ar->ab, "failed to tx mgmt frame, vdev_id %d :%d\n", | |
5800 | arvif->vdev_id, ret); | |
5189a8db | 5801 | ath12k_mgmt_over_wmi_tx_drop(ar, skb); |
d8899132 KV |
5802 | } |
5803 | } else { | |
5804 | ath12k_warn(ar->ab, | |
5805 | "dropping mgmt frame for vdev %d, is_started %d\n", | |
5806 | arvif->vdev_id, | |
5807 | arvif->is_started); | |
5189a8db | 5808 | ath12k_mgmt_over_wmi_tx_drop(ar, skb); |
d8899132 KV |
5809 | } |
5810 | } | |
5811 | } | |
5812 | ||
5813 | static int ath12k_mac_mgmt_tx(struct ath12k *ar, struct sk_buff *skb, | |
5814 | bool is_prb_rsp) | |
5815 | { | |
5816 | struct sk_buff_head *q = &ar->wmi_mgmt_tx_queue; | |
5817 | ||
5818 | if (test_bit(ATH12K_FLAG_CRASH_FLUSH, &ar->ab->dev_flags)) | |
5819 | return -ESHUTDOWN; | |
5820 | ||
5821 | /* Drop probe response packets when the pending management tx | |
5822 | * count has reached a certain threshold, so as to prioritize | |
5823 | * other mgmt packets like auth and assoc to be sent on time | |
5824 | * for establishing successful connections. | |
5825 | */ | |
5826 | if (is_prb_rsp && | |
5827 | atomic_read(&ar->num_pending_mgmt_tx) > ATH12K_PRB_RSP_DROP_THRESHOLD) { | |
5828 | ath12k_warn(ar->ab, | |
5829 | "dropping probe response as pending queue is almost full\n"); | |
5830 | return -ENOSPC; | |
5831 | } | |
5832 | ||
e995f3f6 | 5833 | if (skb_queue_len_lockless(q) >= ATH12K_TX_MGMT_NUM_PENDING_MAX) { |
d8899132 KV |
5834 | ath12k_warn(ar->ab, "mgmt tx queue is full\n"); |
5835 | return -ENOSPC; | |
5836 | } | |
5837 | ||
5838 | skb_queue_tail(q, skb); | |
5189a8db | 5839 | atomic_inc(&ar->num_pending_mgmt_tx); |
b856f023 | 5840 | ieee80211_queue_work(ath12k_ar_to_hw(ar), &ar->wmi_mgmt_tx_work); |
d8899132 KV |
5841 | |
5842 | return 0; | |
5843 | } | |
5844 | ||
9411eecb KY |
5845 | static void ath12k_mac_add_p2p_noa_ie(struct ath12k *ar, |
5846 | struct ieee80211_vif *vif, | |
5847 | struct sk_buff *skb, | |
5848 | bool is_prb_rsp) | |
5849 | { | |
5850 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); | |
5851 | ||
5852 | if (likely(!is_prb_rsp)) | |
5853 | return; | |
5854 | ||
5855 | spin_lock_bh(&ar->data_lock); | |
5856 | ||
5857 | if (arvif->u.ap.noa_data && | |
5858 | !pskb_expand_head(skb, 0, arvif->u.ap.noa_len, | |
5859 | GFP_ATOMIC)) | |
5860 | skb_put_data(skb, arvif->u.ap.noa_data, | |
5861 | arvif->u.ap.noa_len); | |
5862 | ||
5863 | spin_unlock_bh(&ar->data_lock); | |
5864 | } | |
5865 | ||
d8899132 KV |
5866 | static void ath12k_mac_op_tx(struct ieee80211_hw *hw, |
5867 | struct ieee80211_tx_control *control, | |
5868 | struct sk_buff *skb) | |
5869 | { | |
5870 | struct ath12k_skb_cb *skb_cb = ATH12K_SKB_CB(skb); | |
d8899132 KV |
5871 | struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); |
5872 | struct ieee80211_vif *vif = info->control.vif; | |
5873 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); | |
6db6e70a | 5874 | struct ath12k *ar = arvif->ar; |
d8899132 KV |
5875 | struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; |
5876 | struct ieee80211_key_conf *key = info->control.hw_key; | |
5877 | u32 info_flags = info->flags; | |
5878 | bool is_prb_rsp; | |
5879 | int ret; | |
5880 | ||
5881 | memset(skb_cb, 0, sizeof(*skb_cb)); | |
5882 | skb_cb->vif = vif; | |
5883 | ||
5884 | if (key) { | |
5885 | skb_cb->cipher = key->cipher; | |
5886 | skb_cb->flags |= ATH12K_SKB_CIPHER_SET; | |
5887 | } | |
5888 | ||
9411eecb KY |
5889 | is_prb_rsp = ieee80211_is_probe_resp(hdr->frame_control); |
5890 | ||
d8899132 KV |
5891 | if (info_flags & IEEE80211_TX_CTL_HW_80211_ENCAP) { |
5892 | skb_cb->flags |= ATH12K_SKB_HW_80211_ENCAP; | |
5893 | } else if (ieee80211_is_mgmt(hdr->frame_control)) { | |
d8899132 KV |
5894 | ret = ath12k_mac_mgmt_tx(ar, skb, is_prb_rsp); |
5895 | if (ret) { | |
5896 | ath12k_warn(ar->ab, "failed to queue management frame %d\n", | |
5897 | ret); | |
842addae | 5898 | ieee80211_free_txskb(hw, skb); |
d8899132 KV |
5899 | } |
5900 | return; | |
5901 | } | |
5902 | ||
9411eecb KY |
5903 | /* This is case only for P2P_GO */ |
5904 | if (vif->type == NL80211_IFTYPE_AP && vif->p2p) | |
5905 | ath12k_mac_add_p2p_noa_ie(ar, vif, skb, is_prb_rsp); | |
5906 | ||
d8899132 KV |
5907 | ret = ath12k_dp_tx(ar, arvif, skb); |
5908 | if (ret) { | |
5909 | ath12k_warn(ar->ab, "failed to transmit frame %d\n", ret); | |
842addae | 5910 | ieee80211_free_txskb(hw, skb); |
d8899132 KV |
5911 | } |
5912 | } | |
5913 | ||
5914 | void ath12k_mac_drain_tx(struct ath12k *ar) | |
5915 | { | |
5916 | /* make sure rcu-protected mac80211 tx path itself is drained */ | |
5917 | synchronize_net(); | |
5918 | ||
5919 | cancel_work_sync(&ar->wmi_mgmt_tx_work); | |
5920 | ath12k_mgmt_over_wmi_tx_purge(ar); | |
5921 | } | |
5922 | ||
5923 | static int ath12k_mac_config_mon_status_default(struct ath12k *ar, bool enable) | |
5924 | { | |
49b88e5f | 5925 | return -EOPNOTSUPP; |
d8899132 KV |
5926 | /* TODO: Need to support new monitor mode */ |
5927 | } | |
5928 | ||
e1e275a6 | 5929 | static int ath12k_mac_start(struct ath12k *ar) |
d8899132 | 5930 | { |
acaa8400 | 5931 | struct ath12k_hw *ah = ar->ah; |
d8899132 KV |
5932 | struct ath12k_base *ab = ar->ab; |
5933 | struct ath12k_pdev *pdev = ar->pdev; | |
5934 | int ret; | |
5935 | ||
acaa8400 KP |
5936 | lockdep_assert_held(&ah->hw_mutex); |
5937 | ||
d8899132 KV |
5938 | mutex_lock(&ar->conf_mutex); |
5939 | ||
d8899132 KV |
5940 | ret = ath12k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_PMF_QOS, |
5941 | 1, pdev->pdev_id); | |
5942 | ||
5943 | if (ret) { | |
e1e275a6 | 5944 | ath12k_err(ab, "failed to enable PMF QOS: (%d\n", ret); |
d8899132 KV |
5945 | goto err; |
5946 | } | |
5947 | ||
5948 | ret = ath12k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_DYNAMIC_BW, 1, | |
5949 | pdev->pdev_id); | |
5950 | if (ret) { | |
e1e275a6 | 5951 | ath12k_err(ab, "failed to enable dynamic bw: %d\n", ret); |
d8899132 KV |
5952 | goto err; |
5953 | } | |
5954 | ||
5955 | ret = ath12k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_ARP_AC_OVERRIDE, | |
5956 | 0, pdev->pdev_id); | |
5957 | if (ret) { | |
5958 | ath12k_err(ab, "failed to set ac override for ARP: %d\n", | |
5959 | ret); | |
5960 | goto err; | |
5961 | } | |
5962 | ||
5963 | ret = ath12k_wmi_send_dfs_phyerr_offload_enable_cmd(ar, pdev->pdev_id); | |
5964 | if (ret) { | |
5965 | ath12k_err(ab, "failed to offload radar detection: %d\n", | |
5966 | ret); | |
5967 | goto err; | |
5968 | } | |
5969 | ||
5970 | ret = ath12k_dp_tx_htt_h2t_ppdu_stats_req(ar, | |
5971 | HTT_PPDU_STATS_TAG_DEFAULT); | |
5972 | if (ret) { | |
5973 | ath12k_err(ab, "failed to req ppdu stats: %d\n", ret); | |
5974 | goto err; | |
5975 | } | |
5976 | ||
5977 | ret = ath12k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_MESH_MCAST_ENABLE, | |
5978 | 1, pdev->pdev_id); | |
5979 | ||
5980 | if (ret) { | |
e1e275a6 | 5981 | ath12k_err(ab, "failed to enable MESH MCAST ENABLE: (%d\n", ret); |
d8899132 KV |
5982 | goto err; |
5983 | } | |
5984 | ||
5985 | __ath12k_set_antenna(ar, ar->cfg_tx_chainmask, ar->cfg_rx_chainmask); | |
5986 | ||
5987 | /* TODO: Do we need to enable ANI? */ | |
5988 | ||
5989 | ath12k_reg_update_chan_list(ar); | |
5990 | ||
5991 | ar->num_started_vdevs = 0; | |
5992 | ar->num_created_vdevs = 0; | |
5993 | ar->num_peers = 0; | |
5994 | ar->allocated_vdev_map = 0; | |
5995 | ||
5996 | /* Configure monitor status ring with default rx_filter to get rx status | |
5997 | * such as rssi, rx_duration. | |
5998 | */ | |
5999 | ret = ath12k_mac_config_mon_status_default(ar, true); | |
49b88e5f | 6000 | if (ret && (ret != -EOPNOTSUPP)) { |
d8899132 KV |
6001 | ath12k_err(ab, "failed to configure monitor status ring with default rx_filter: (%d)\n", |
6002 | ret); | |
6003 | goto err; | |
6004 | } | |
6005 | ||
49b88e5f | 6006 | if (ret == -EOPNOTSUPP) |
e1e275a6 | 6007 | ath12k_dbg(ab, ATH12K_DBG_MAC, |
d8899132 KV |
6008 | "monitor status config is not yet supported"); |
6009 | ||
6010 | /* Configure the hash seed for hash based reo dest ring selection */ | |
6011 | ath12k_wmi_pdev_lro_cfg(ar, ar->pdev->pdev_id); | |
6012 | ||
6013 | /* allow device to enter IMPS */ | |
6014 | if (ab->hw_params->idle_ps) { | |
6015 | ret = ath12k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_IDLE_PS_CONFIG, | |
6016 | 1, pdev->pdev_id); | |
6017 | if (ret) { | |
6018 | ath12k_err(ab, "failed to enable idle ps: %d\n", ret); | |
6019 | goto err; | |
6020 | } | |
6021 | } | |
6022 | ||
6023 | mutex_unlock(&ar->conf_mutex); | |
6024 | ||
6025 | rcu_assign_pointer(ab->pdevs_active[ar->pdev_idx], | |
6026 | &ab->pdevs[ar->pdev_idx]); | |
6027 | ||
6028 | return 0; | |
d8899132 | 6029 | err: |
d8899132 KV |
6030 | mutex_unlock(&ar->conf_mutex); |
6031 | ||
6032 | return ret; | |
6033 | } | |
6034 | ||
b8ce837e S |
6035 | static void ath12k_drain_tx(struct ath12k_hw *ah) |
6036 | { | |
6037 | struct ath12k *ar; | |
6038 | int i; | |
6039 | ||
6040 | for_each_ar(ah, ar, i) | |
6041 | ath12k_mac_drain_tx(ar); | |
6042 | } | |
6043 | ||
e1e275a6 KP |
6044 | static int ath12k_mac_op_start(struct ieee80211_hw *hw) |
6045 | { | |
6db6e70a | 6046 | struct ath12k_hw *ah = ath12k_hw_to_ah(hw); |
b8ce837e S |
6047 | struct ath12k *ar; |
6048 | int ret, i; | |
e1e275a6 | 6049 | |
b8ce837e | 6050 | ath12k_drain_tx(ah); |
e1e275a6 | 6051 | |
acaa8400 KP |
6052 | guard(mutex)(&ah->hw_mutex); |
6053 | ||
9b4e5caa KP |
6054 | switch (ah->state) { |
6055 | case ATH12K_HW_STATE_OFF: | |
6056 | ah->state = ATH12K_HW_STATE_ON; | |
6057 | break; | |
6058 | case ATH12K_HW_STATE_RESTARTING: | |
6059 | ah->state = ATH12K_HW_STATE_RESTARTED; | |
9b4e5caa KP |
6060 | break; |
6061 | case ATH12K_HW_STATE_RESTARTED: | |
6062 | case ATH12K_HW_STATE_WEDGED: | |
6063 | case ATH12K_HW_STATE_ON: | |
6064 | ah->state = ATH12K_HW_STATE_OFF; | |
6065 | ||
6066 | WARN_ON(1); | |
6067 | return -EINVAL; | |
6068 | } | |
6069 | ||
b8ce837e S |
6070 | for_each_ar(ah, ar, i) { |
6071 | ret = ath12k_mac_start(ar); | |
6072 | if (ret) { | |
9b4e5caa KP |
6073 | ah->state = ATH12K_HW_STATE_OFF; |
6074 | ||
b8ce837e S |
6075 | ath12k_err(ar->ab, "fail to start mac operations in pdev idx %d ret %d\n", |
6076 | ar->pdev_idx, ret); | |
6077 | goto fail_start; | |
6078 | } | |
e1e275a6 KP |
6079 | } |
6080 | ||
6081 | return 0; | |
9b4e5caa | 6082 | |
b8ce837e S |
6083 | fail_start: |
6084 | for (; i > 0; i--) { | |
6085 | ar = ath12k_ah_to_ar(ah, i - 1); | |
6086 | ath12k_mac_stop(ar); | |
6087 | } | |
9b4e5caa | 6088 | |
b8ce837e | 6089 | return ret; |
e1e275a6 KP |
6090 | } |
6091 | ||
004ccbc0 LK |
6092 | int ath12k_mac_rfkill_config(struct ath12k *ar) |
6093 | { | |
6094 | struct ath12k_base *ab = ar->ab; | |
6095 | u32 param; | |
6096 | int ret; | |
6097 | ||
6098 | if (ab->hw_params->rfkill_pin == 0) | |
6099 | return -EOPNOTSUPP; | |
6100 | ||
6101 | ath12k_dbg(ab, ATH12K_DBG_MAC, | |
6102 | "mac rfkill_pin %d rfkill_cfg %d rfkill_on_level %d", | |
6103 | ab->hw_params->rfkill_pin, ab->hw_params->rfkill_cfg, | |
6104 | ab->hw_params->rfkill_on_level); | |
6105 | ||
6106 | param = u32_encode_bits(ab->hw_params->rfkill_on_level, | |
6107 | WMI_RFKILL_CFG_RADIO_LEVEL) | | |
6108 | u32_encode_bits(ab->hw_params->rfkill_pin, | |
6109 | WMI_RFKILL_CFG_GPIO_PIN_NUM) | | |
6110 | u32_encode_bits(ab->hw_params->rfkill_cfg, | |
6111 | WMI_RFKILL_CFG_PIN_AS_GPIO); | |
6112 | ||
6113 | ret = ath12k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_HW_RFKILL_CONFIG, | |
6114 | param, ar->pdev->pdev_id); | |
6115 | if (ret) { | |
6116 | ath12k_warn(ab, | |
6117 | "failed to set rfkill config 0x%x: %d\n", | |
6118 | param, ret); | |
6119 | return ret; | |
6120 | } | |
6121 | ||
6122 | return 0; | |
6123 | } | |
6124 | ||
6125 | int ath12k_mac_rfkill_enable_radio(struct ath12k *ar, bool enable) | |
6126 | { | |
6127 | enum wmi_rfkill_enable_radio param; | |
6128 | int ret; | |
6129 | ||
6130 | if (enable) | |
6131 | param = WMI_RFKILL_ENABLE_RADIO_ON; | |
6132 | else | |
6133 | param = WMI_RFKILL_ENABLE_RADIO_OFF; | |
6134 | ||
6135 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac %d rfkill enable %d", | |
6136 | ar->pdev_idx, param); | |
6137 | ||
6138 | ret = ath12k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_RFKILL_ENABLE, | |
6139 | param, ar->pdev->pdev_id); | |
6140 | if (ret) { | |
6141 | ath12k_warn(ar->ab, "failed to set rfkill enable param %d: %d\n", | |
6142 | param, ret); | |
6143 | return ret; | |
6144 | } | |
6145 | ||
6146 | return 0; | |
6147 | } | |
6148 | ||
3bbc9c74 | 6149 | static void ath12k_mac_stop(struct ath12k *ar) |
d8899132 | 6150 | { |
acaa8400 | 6151 | struct ath12k_hw *ah = ar->ah; |
d8899132 KV |
6152 | struct htt_ppdu_stats_info *ppdu_stats, *tmp; |
6153 | int ret; | |
6154 | ||
acaa8400 KP |
6155 | lockdep_assert_held(&ah->hw_mutex); |
6156 | ||
d8899132 KV |
6157 | mutex_lock(&ar->conf_mutex); |
6158 | ret = ath12k_mac_config_mon_status_default(ar, false); | |
49b88e5f | 6159 | if (ret && (ret != -EOPNOTSUPP)) |
d8899132 KV |
6160 | ath12k_err(ar->ab, "failed to clear rx_filter for monitor status ring: (%d)\n", |
6161 | ret); | |
6162 | ||
6163 | clear_bit(ATH12K_CAC_RUNNING, &ar->dev_flags); | |
d8899132 KV |
6164 | mutex_unlock(&ar->conf_mutex); |
6165 | ||
6166 | cancel_delayed_work_sync(&ar->scan.timeout); | |
6167 | cancel_work_sync(&ar->regd_update_work); | |
004ccbc0 | 6168 | cancel_work_sync(&ar->ab->rfkill_work); |
d8899132 KV |
6169 | |
6170 | spin_lock_bh(&ar->data_lock); | |
6171 | list_for_each_entry_safe(ppdu_stats, tmp, &ar->ppdu_stats_info, list) { | |
6172 | list_del(&ppdu_stats->list); | |
6173 | kfree(ppdu_stats); | |
6174 | } | |
6175 | spin_unlock_bh(&ar->data_lock); | |
6176 | ||
6177 | rcu_assign_pointer(ar->ab->pdevs_active[ar->pdev_idx], NULL); | |
6178 | ||
6179 | synchronize_rcu(); | |
6180 | ||
6181 | atomic_set(&ar->num_pending_mgmt_tx, 0); | |
6182 | } | |
6183 | ||
1decf05d | 6184 | static void ath12k_mac_op_stop(struct ieee80211_hw *hw, bool suspend) |
3bbc9c74 | 6185 | { |
6db6e70a | 6186 | struct ath12k_hw *ah = ath12k_hw_to_ah(hw); |
b8ce837e S |
6187 | struct ath12k *ar; |
6188 | int i; | |
3bbc9c74 | 6189 | |
b8ce837e | 6190 | ath12k_drain_tx(ah); |
3bbc9c74 | 6191 | |
acaa8400 KP |
6192 | mutex_lock(&ah->hw_mutex); |
6193 | ||
9b4e5caa KP |
6194 | ah->state = ATH12K_HW_STATE_OFF; |
6195 | ||
b8ce837e S |
6196 | for_each_ar(ah, ar, i) |
6197 | ath12k_mac_stop(ar); | |
acaa8400 KP |
6198 | |
6199 | mutex_unlock(&ah->hw_mutex); | |
3bbc9c74 KP |
6200 | } |
6201 | ||
d8899132 KV |
6202 | static u8 |
6203 | ath12k_mac_get_vdev_stats_id(struct ath12k_vif *arvif) | |
6204 | { | |
6205 | struct ath12k_base *ab = arvif->ar->ab; | |
6206 | u8 vdev_stats_id = 0; | |
6207 | ||
6208 | do { | |
6209 | if (ab->free_vdev_stats_id_map & (1LL << vdev_stats_id)) { | |
6210 | vdev_stats_id++; | |
019b58dc | 6211 | if (vdev_stats_id >= ATH12K_MAX_VDEV_STATS_ID) { |
d8899132 KV |
6212 | vdev_stats_id = ATH12K_INVAL_VDEV_STATS_ID; |
6213 | break; | |
6214 | } | |
6215 | } else { | |
6216 | ab->free_vdev_stats_id_map |= (1LL << vdev_stats_id); | |
6217 | break; | |
6218 | } | |
6219 | } while (vdev_stats_id); | |
6220 | ||
6221 | arvif->vdev_stats_id = vdev_stats_id; | |
6222 | return vdev_stats_id; | |
6223 | } | |
6224 | ||
ea68f1bb AD |
6225 | static int ath12k_mac_setup_vdev_params_mbssid(struct ath12k_vif *arvif, |
6226 | u32 *flags, u32 *tx_vdev_id) | |
6227 | { | |
6228 | struct ieee80211_vif *tx_vif = arvif->vif->mbssid_tx_vif; | |
6229 | struct ath12k *ar = arvif->ar; | |
6230 | struct ath12k_vif *tx_arvif; | |
6231 | ||
6232 | if (!tx_vif) | |
6233 | return 0; | |
6234 | ||
6235 | tx_arvif = ath12k_vif_to_arvif(tx_vif); | |
6236 | ||
6237 | if (arvif->vif->bss_conf.nontransmitted) { | |
6238 | if (ar->ah->hw->wiphy != ieee80211_vif_to_wdev(tx_vif)->wiphy) | |
6239 | return -EINVAL; | |
6240 | ||
6241 | *flags = WMI_VDEV_MBSSID_FLAGS_NON_TRANSMIT_AP; | |
6242 | *tx_vdev_id = tx_arvif->vdev_id; | |
6243 | } else if (tx_arvif == arvif) { | |
6244 | *flags = WMI_VDEV_MBSSID_FLAGS_TRANSMIT_AP; | |
6245 | } else { | |
6246 | return -EINVAL; | |
6247 | } | |
6248 | ||
6249 | if (arvif->vif->bss_conf.ema_ap) | |
6250 | *flags |= WMI_VDEV_MBSSID_FLAGS_EMA_MODE; | |
6251 | ||
6252 | return 0; | |
6253 | } | |
6254 | ||
6255 | static int ath12k_mac_setup_vdev_create_arg(struct ath12k_vif *arvif, | |
6256 | struct ath12k_wmi_vdev_create_arg *arg) | |
d8899132 KV |
6257 | { |
6258 | struct ath12k *ar = arvif->ar; | |
6259 | struct ath12k_pdev *pdev = ar->pdev; | |
ea68f1bb | 6260 | int ret; |
d8899132 KV |
6261 | |
6262 | arg->if_id = arvif->vdev_id; | |
6263 | arg->type = arvif->vdev_type; | |
6264 | arg->subtype = arvif->vdev_subtype; | |
6265 | arg->pdev_id = pdev->pdev_id; | |
6266 | ||
ea68f1bb AD |
6267 | arg->mbssid_flags = WMI_VDEV_MBSSID_FLAGS_NON_MBSSID_AP; |
6268 | arg->mbssid_tx_vdev_id = 0; | |
6269 | if (!test_bit(WMI_TLV_SERVICE_MBSS_PARAM_IN_VDEV_START_SUPPORT, | |
6270 | ar->ab->wmi_ab.svc_map)) { | |
6271 | ret = ath12k_mac_setup_vdev_params_mbssid(arvif, | |
6272 | &arg->mbssid_flags, | |
6273 | &arg->mbssid_tx_vdev_id); | |
6274 | if (ret) | |
6275 | return ret; | |
6276 | } | |
6277 | ||
d8899132 KV |
6278 | if (pdev->cap.supported_bands & WMI_HOST_WLAN_2G_CAP) { |
6279 | arg->chains[NL80211_BAND_2GHZ].tx = ar->num_tx_chains; | |
6280 | arg->chains[NL80211_BAND_2GHZ].rx = ar->num_rx_chains; | |
6281 | } | |
6282 | if (pdev->cap.supported_bands & WMI_HOST_WLAN_5G_CAP) { | |
6283 | arg->chains[NL80211_BAND_5GHZ].tx = ar->num_tx_chains; | |
6284 | arg->chains[NL80211_BAND_5GHZ].rx = ar->num_rx_chains; | |
6285 | } | |
6286 | if (pdev->cap.supported_bands & WMI_HOST_WLAN_5G_CAP && | |
6287 | ar->supports_6ghz) { | |
6288 | arg->chains[NL80211_BAND_6GHZ].tx = ar->num_tx_chains; | |
6289 | arg->chains[NL80211_BAND_6GHZ].rx = ar->num_rx_chains; | |
6290 | } | |
6291 | ||
6292 | arg->if_stats_id = ath12k_mac_get_vdev_stats_id(arvif); | |
ea68f1bb | 6293 | return 0; |
d8899132 KV |
6294 | } |
6295 | ||
6296 | static u32 | |
6297 | ath12k_mac_prepare_he_mode(struct ath12k_pdev *pdev, u32 viftype) | |
6298 | { | |
6299 | struct ath12k_pdev_cap *pdev_cap = &pdev->cap; | |
6300 | struct ath12k_band_cap *cap_band = NULL; | |
6301 | u32 *hecap_phy_ptr = NULL; | |
6302 | u32 hemode; | |
6303 | ||
6304 | if (pdev->cap.supported_bands & WMI_HOST_WLAN_2G_CAP) | |
6305 | cap_band = &pdev_cap->band[NL80211_BAND_2GHZ]; | |
6306 | else | |
6307 | cap_band = &pdev_cap->band[NL80211_BAND_5GHZ]; | |
6308 | ||
6309 | hecap_phy_ptr = &cap_band->he_cap_phy_info[0]; | |
6310 | ||
6311 | hemode = u32_encode_bits(HE_SU_BFEE_ENABLE, HE_MODE_SU_TX_BFEE) | | |
6312 | u32_encode_bits(HECAP_PHY_SUBFMR_GET(hecap_phy_ptr), | |
6313 | HE_MODE_SU_TX_BFER) | | |
6314 | u32_encode_bits(HECAP_PHY_ULMUMIMO_GET(hecap_phy_ptr), | |
6315 | HE_MODE_UL_MUMIMO); | |
6316 | ||
6317 | /* TODO: WDS and other modes */ | |
6318 | if (viftype == NL80211_IFTYPE_AP) { | |
6319 | hemode |= u32_encode_bits(HECAP_PHY_MUBFMR_GET(hecap_phy_ptr), | |
6320 | HE_MODE_MU_TX_BFER) | | |
6321 | u32_encode_bits(HE_DL_MUOFDMA_ENABLE, HE_MODE_DL_OFDMA) | | |
6322 | u32_encode_bits(HE_UL_MUOFDMA_ENABLE, HE_MODE_UL_OFDMA); | |
6323 | } else { | |
6324 | hemode |= u32_encode_bits(HE_MU_BFEE_ENABLE, HE_MODE_MU_TX_BFEE); | |
6325 | } | |
6326 | ||
6327 | return hemode; | |
6328 | } | |
6329 | ||
6330 | static int ath12k_set_he_mu_sounding_mode(struct ath12k *ar, | |
6331 | struct ath12k_vif *arvif) | |
6332 | { | |
6333 | u32 param_id, param_value; | |
6334 | struct ath12k_base *ab = ar->ab; | |
6335 | int ret; | |
6336 | ||
6337 | param_id = WMI_VDEV_PARAM_SET_HEMU_MODE; | |
6338 | param_value = ath12k_mac_prepare_he_mode(ar->pdev, arvif->vif->type); | |
6339 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, | |
6340 | param_id, param_value); | |
6341 | if (ret) { | |
6342 | ath12k_warn(ab, "failed to set vdev %d HE MU mode: %d param_value %x\n", | |
6343 | arvif->vdev_id, ret, param_value); | |
6344 | return ret; | |
6345 | } | |
6346 | param_id = WMI_VDEV_PARAM_SET_HE_SOUNDING_MODE; | |
6347 | param_value = | |
6348 | u32_encode_bits(HE_VHT_SOUNDING_MODE_ENABLE, HE_VHT_SOUNDING_MODE) | | |
6349 | u32_encode_bits(HE_TRIG_NONTRIG_SOUNDING_MODE_ENABLE, | |
6350 | HE_TRIG_NONTRIG_SOUNDING_MODE); | |
6351 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, | |
6352 | param_id, param_value); | |
6353 | if (ret) { | |
6354 | ath12k_warn(ab, "failed to set vdev %d HE MU mode: %d\n", | |
6355 | arvif->vdev_id, ret); | |
6356 | return ret; | |
6357 | } | |
6358 | return ret; | |
6359 | } | |
6360 | ||
92b30bb3 | 6361 | static void ath12k_mac_update_vif_offload(struct ath12k_vif *arvif) |
d8899132 | 6362 | { |
92b30bb3 KP |
6363 | struct ieee80211_vif *vif = arvif->vif; |
6364 | struct ath12k *ar = arvif->ar; | |
d8899132 | 6365 | struct ath12k_base *ab = ar->ab; |
d8899132 KV |
6366 | u32 param_id, param_value; |
6367 | int ret; | |
6368 | ||
6369 | param_id = WMI_VDEV_PARAM_TX_ENCAP_TYPE; | |
6370 | if (vif->type != NL80211_IFTYPE_STATION && | |
6371 | vif->type != NL80211_IFTYPE_AP) | |
6372 | vif->offload_flags &= ~(IEEE80211_OFFLOAD_ENCAP_ENABLED | | |
6373 | IEEE80211_OFFLOAD_DECAP_ENABLED); | |
6374 | ||
6375 | if (vif->offload_flags & IEEE80211_OFFLOAD_ENCAP_ENABLED) | |
6376 | arvif->tx_encap_type = ATH12K_HW_TXRX_ETHERNET; | |
6377 | else if (test_bit(ATH12K_FLAG_RAW_MODE, &ab->dev_flags)) | |
6378 | arvif->tx_encap_type = ATH12K_HW_TXRX_RAW; | |
6379 | else | |
6380 | arvif->tx_encap_type = ATH12K_HW_TXRX_NATIVE_WIFI; | |
6381 | ||
6382 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, | |
6383 | param_id, arvif->tx_encap_type); | |
6384 | if (ret) { | |
6385 | ath12k_warn(ab, "failed to set vdev %d tx encap mode: %d\n", | |
6386 | arvif->vdev_id, ret); | |
6387 | vif->offload_flags &= ~IEEE80211_OFFLOAD_ENCAP_ENABLED; | |
6388 | } | |
6389 | ||
6390 | param_id = WMI_VDEV_PARAM_RX_DECAP_TYPE; | |
6391 | if (vif->offload_flags & IEEE80211_OFFLOAD_DECAP_ENABLED) | |
6392 | param_value = ATH12K_HW_TXRX_ETHERNET; | |
6393 | else if (test_bit(ATH12K_FLAG_RAW_MODE, &ab->dev_flags)) | |
6394 | param_value = ATH12K_HW_TXRX_RAW; | |
6395 | else | |
6396 | param_value = ATH12K_HW_TXRX_NATIVE_WIFI; | |
6397 | ||
6398 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, | |
6399 | param_id, param_value); | |
6400 | if (ret) { | |
6401 | ath12k_warn(ab, "failed to set vdev %d rx decap mode: %d\n", | |
6402 | arvif->vdev_id, ret); | |
6403 | vif->offload_flags &= ~IEEE80211_OFFLOAD_DECAP_ENABLED; | |
6404 | } | |
6405 | } | |
6406 | ||
92b30bb3 KP |
6407 | static void ath12k_mac_op_update_vif_offload(struct ieee80211_hw *hw, |
6408 | struct ieee80211_vif *vif) | |
6409 | { | |
6410 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); | |
6411 | ||
6412 | ath12k_mac_update_vif_offload(arvif); | |
6413 | } | |
6414 | ||
31487688 | 6415 | static int ath12k_mac_vdev_create(struct ath12k *ar, struct ieee80211_vif *vif) |
d8899132 | 6416 | { |
31487688 S |
6417 | struct ath12k_hw *ah = ar->ah; |
6418 | struct ath12k_base *ab = ar->ab; | |
6419 | struct ieee80211_hw *hw = ah->hw; | |
d8899132 KV |
6420 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
6421 | struct ath12k_wmi_vdev_create_arg vdev_arg = {0}; | |
6422 | struct ath12k_wmi_peer_create_arg peer_param; | |
6423 | u32 param_id, param_value; | |
6424 | u16 nss; | |
6425 | int i; | |
31487688 | 6426 | int ret, vdev_id; |
d8899132 | 6427 | |
31487688 | 6428 | lockdep_assert_held(&ar->conf_mutex); |
d8899132 KV |
6429 | |
6430 | arvif->ar = ar; | |
31487688 S |
6431 | vdev_id = __ffs64(ab->free_vdev_map); |
6432 | arvif->vdev_id = vdev_id; | |
d8899132 KV |
6433 | arvif->vdev_subtype = WMI_VDEV_SUBTYPE_NONE; |
6434 | ||
6435 | switch (vif->type) { | |
6436 | case NL80211_IFTYPE_UNSPECIFIED: | |
6437 | case NL80211_IFTYPE_STATION: | |
6438 | arvif->vdev_type = WMI_VDEV_TYPE_STA; | |
e65a6398 KY |
6439 | |
6440 | if (vif->p2p) | |
6441 | arvif->vdev_subtype = WMI_VDEV_SUBTYPE_P2P_CLIENT; | |
6442 | ||
d8899132 KV |
6443 | break; |
6444 | case NL80211_IFTYPE_MESH_POINT: | |
6445 | arvif->vdev_subtype = WMI_VDEV_SUBTYPE_MESH_11S; | |
6446 | fallthrough; | |
6447 | case NL80211_IFTYPE_AP: | |
6448 | arvif->vdev_type = WMI_VDEV_TYPE_AP; | |
e65a6398 KY |
6449 | |
6450 | if (vif->p2p) | |
6451 | arvif->vdev_subtype = WMI_VDEV_SUBTYPE_P2P_GO; | |
6452 | ||
d8899132 KV |
6453 | break; |
6454 | case NL80211_IFTYPE_MONITOR: | |
6455 | arvif->vdev_type = WMI_VDEV_TYPE_MONITOR; | |
31487688 | 6456 | ar->monitor_vdev_id = vdev_id; |
d8899132 | 6457 | break; |
e65a6398 KY |
6458 | case NL80211_IFTYPE_P2P_DEVICE: |
6459 | arvif->vdev_type = WMI_VDEV_TYPE_STA; | |
6460 | arvif->vdev_subtype = WMI_VDEV_SUBTYPE_P2P_DEVICE; | |
6461 | break; | |
d8899132 KV |
6462 | default: |
6463 | WARN_ON(1); | |
6464 | break; | |
6465 | } | |
6466 | ||
31487688 | 6467 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac vdev create id %d type %d subtype %d map %llx\n", |
d8899132 KV |
6468 | arvif->vdev_id, arvif->vdev_type, arvif->vdev_subtype, |
6469 | ab->free_vdev_map); | |
6470 | ||
6471 | vif->cab_queue = arvif->vdev_id % (ATH12K_HW_MAX_QUEUES - 1); | |
6472 | for (i = 0; i < ARRAY_SIZE(vif->hw_queue); i++) | |
6473 | vif->hw_queue[i] = i % (ATH12K_HW_MAX_QUEUES - 1); | |
6474 | ||
ea68f1bb AD |
6475 | ret = ath12k_mac_setup_vdev_create_arg(arvif, &vdev_arg); |
6476 | if (ret) { | |
6477 | ath12k_warn(ab, "failed to create vdev parameters %d: %d\n", | |
6478 | arvif->vdev_id, ret); | |
6479 | goto err; | |
6480 | } | |
d8899132 KV |
6481 | |
6482 | ret = ath12k_wmi_vdev_create(ar, vif->addr, &vdev_arg); | |
6483 | if (ret) { | |
6484 | ath12k_warn(ab, "failed to create WMI vdev %d: %d\n", | |
6485 | arvif->vdev_id, ret); | |
6486 | goto err; | |
6487 | } | |
6488 | ||
6489 | ar->num_created_vdevs++; | |
31487688 | 6490 | arvif->is_created = true; |
d8899132 KV |
6491 | ath12k_dbg(ab, ATH12K_DBG_MAC, "vdev %pM created, vdev_id %d\n", |
6492 | vif->addr, arvif->vdev_id); | |
6493 | ar->allocated_vdev_map |= 1LL << arvif->vdev_id; | |
6494 | ab->free_vdev_map &= ~(1LL << arvif->vdev_id); | |
6495 | ||
6496 | spin_lock_bh(&ar->data_lock); | |
6497 | list_add(&arvif->list, &ar->arvifs); | |
6498 | spin_unlock_bh(&ar->data_lock); | |
6499 | ||
92b30bb3 | 6500 | ath12k_mac_update_vif_offload(arvif); |
d8899132 KV |
6501 | |
6502 | nss = hweight32(ar->cfg_tx_chainmask) ? : 1; | |
6503 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, | |
6504 | WMI_VDEV_PARAM_NSS, nss); | |
6505 | if (ret) { | |
6506 | ath12k_warn(ab, "failed to set vdev %d chainmask 0x%x, nss %d :%d\n", | |
6507 | arvif->vdev_id, ar->cfg_tx_chainmask, nss, ret); | |
6508 | goto err_vdev_del; | |
6509 | } | |
6510 | ||
6511 | switch (arvif->vdev_type) { | |
6512 | case WMI_VDEV_TYPE_AP: | |
6513 | peer_param.vdev_id = arvif->vdev_id; | |
6514 | peer_param.peer_addr = vif->addr; | |
6515 | peer_param.peer_type = WMI_PEER_TYPE_DEFAULT; | |
6516 | ret = ath12k_peer_create(ar, arvif, NULL, &peer_param); | |
6517 | if (ret) { | |
6518 | ath12k_warn(ab, "failed to vdev %d create peer for AP: %d\n", | |
6519 | arvif->vdev_id, ret); | |
6520 | goto err_vdev_del; | |
6521 | } | |
6522 | ||
6523 | ret = ath12k_mac_set_kickout(arvif); | |
6524 | if (ret) { | |
6525 | ath12k_warn(ar->ab, "failed to set vdev %i kickout parameters: %d\n", | |
6526 | arvif->vdev_id, ret); | |
6527 | goto err_peer_del; | |
6528 | } | |
6529 | break; | |
6530 | case WMI_VDEV_TYPE_STA: | |
6531 | param_id = WMI_STA_PS_PARAM_RX_WAKE_POLICY; | |
6532 | param_value = WMI_STA_PS_RX_WAKE_POLICY_WAKE; | |
6533 | ret = ath12k_wmi_set_sta_ps_param(ar, arvif->vdev_id, | |
6534 | param_id, param_value); | |
6535 | if (ret) { | |
6536 | ath12k_warn(ar->ab, "failed to set vdev %d RX wake policy: %d\n", | |
6537 | arvif->vdev_id, ret); | |
6538 | goto err_peer_del; | |
6539 | } | |
6540 | ||
6541 | param_id = WMI_STA_PS_PARAM_TX_WAKE_THRESHOLD; | |
6542 | param_value = WMI_STA_PS_TX_WAKE_THRESHOLD_ALWAYS; | |
6543 | ret = ath12k_wmi_set_sta_ps_param(ar, arvif->vdev_id, | |
6544 | param_id, param_value); | |
6545 | if (ret) { | |
6546 | ath12k_warn(ar->ab, "failed to set vdev %d TX wake threshold: %d\n", | |
6547 | arvif->vdev_id, ret); | |
6548 | goto err_peer_del; | |
6549 | } | |
6550 | ||
6551 | param_id = WMI_STA_PS_PARAM_PSPOLL_COUNT; | |
6552 | param_value = WMI_STA_PS_PSPOLL_COUNT_NO_MAX; | |
6553 | ret = ath12k_wmi_set_sta_ps_param(ar, arvif->vdev_id, | |
6554 | param_id, param_value); | |
6555 | if (ret) { | |
6556 | ath12k_warn(ar->ab, "failed to set vdev %d pspoll count: %d\n", | |
6557 | arvif->vdev_id, ret); | |
6558 | goto err_peer_del; | |
6559 | } | |
6560 | ||
6561 | ret = ath12k_wmi_pdev_set_ps_mode(ar, arvif->vdev_id, false); | |
6562 | if (ret) { | |
6563 | ath12k_warn(ar->ab, "failed to disable vdev %d ps mode: %d\n", | |
6564 | arvif->vdev_id, ret); | |
6565 | goto err_peer_del; | |
6566 | } | |
6567 | break; | |
6568 | default: | |
6569 | break; | |
6570 | } | |
6571 | ||
6572 | arvif->txpower = vif->bss_conf.txpower; | |
6573 | ret = ath12k_mac_txpower_recalc(ar); | |
6574 | if (ret) | |
6575 | goto err_peer_del; | |
6576 | ||
6577 | param_id = WMI_VDEV_PARAM_RTS_THRESHOLD; | |
842addae | 6578 | param_value = hw->wiphy->rts_threshold; |
d8899132 KV |
6579 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, |
6580 | param_id, param_value); | |
6581 | if (ret) { | |
6582 | ath12k_warn(ar->ab, "failed to set rts threshold for vdev %d: %d\n", | |
6583 | arvif->vdev_id, ret); | |
6584 | } | |
6585 | ||
6586 | ath12k_dp_vdev_tx_attach(ar, arvif); | |
6587 | ||
6588 | if (vif->type != NL80211_IFTYPE_MONITOR && ar->monitor_conf_enabled) | |
6589 | ath12k_mac_monitor_vdev_create(ar); | |
6590 | ||
0d6e6736 | 6591 | arvif->ar = ar; |
d8899132 KV |
6592 | return ret; |
6593 | ||
6594 | err_peer_del: | |
6595 | if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { | |
6596 | reinit_completion(&ar->peer_delete_done); | |
6597 | ||
6598 | ret = ath12k_wmi_send_peer_delete_cmd(ar, vif->addr, | |
6599 | arvif->vdev_id); | |
6600 | if (ret) { | |
6601 | ath12k_warn(ar->ab, "failed to delete peer vdev_id %d addr %pM\n", | |
6602 | arvif->vdev_id, vif->addr); | |
6603 | goto err; | |
6604 | } | |
6605 | ||
6606 | ret = ath12k_wait_for_peer_delete_done(ar, arvif->vdev_id, | |
6607 | vif->addr); | |
6608 | if (ret) | |
6609 | goto err; | |
6610 | ||
6611 | ar->num_peers--; | |
6612 | } | |
6613 | ||
6614 | err_vdev_del: | |
6615 | ath12k_wmi_vdev_delete(ar, arvif->vdev_id); | |
6616 | ar->num_created_vdevs--; | |
31487688 | 6617 | arvif->is_created = false; |
0d6e6736 | 6618 | arvif->ar = NULL; |
d8899132 KV |
6619 | ar->allocated_vdev_map &= ~(1LL << arvif->vdev_id); |
6620 | ab->free_vdev_map |= 1LL << arvif->vdev_id; | |
6621 | ab->free_vdev_stats_id_map &= ~(1LL << arvif->vdev_stats_id); | |
6622 | spin_lock_bh(&ar->data_lock); | |
6623 | list_del(&arvif->list); | |
6624 | spin_unlock_bh(&ar->data_lock); | |
6625 | ||
6626 | err: | |
31487688 S |
6627 | arvif->ar = NULL; |
6628 | return ret; | |
6629 | } | |
6630 | ||
b5068bc9 S |
6631 | static void ath12k_mac_vif_cache_flush(struct ath12k *ar, struct ieee80211_vif *vif) |
6632 | { | |
6633 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); | |
6634 | struct ath12k_vif_cache *cache = arvif->cache; | |
6635 | struct ath12k_base *ab = ar->ab; | |
6636 | ||
6637 | int ret; | |
6638 | ||
6639 | lockdep_assert_held(&ar->conf_mutex); | |
6640 | ||
6641 | if (!cache) | |
6642 | return; | |
6643 | ||
6644 | if (cache->tx_conf.changed) { | |
6645 | ret = ath12k_mac_conf_tx(arvif, 0, cache->tx_conf.ac, | |
6646 | &cache->tx_conf.tx_queue_params); | |
6647 | if (ret) | |
6648 | ath12k_warn(ab, | |
6649 | "unable to apply tx config parameters to vdev %d\n", | |
6650 | ret); | |
6651 | } | |
6652 | ||
6653 | if (cache->bss_conf_changed) { | |
6654 | ath12k_mac_bss_info_changed(ar, arvif, &vif->bss_conf, | |
6655 | cache->bss_conf_changed); | |
6656 | } | |
6657 | ||
6658 | if (cache->key_conf.changed) { | |
6659 | ret = ath12k_mac_set_key(ar, cache->key_conf.cmd, vif, NULL, | |
6660 | cache->key_conf.key); | |
6661 | if (ret) | |
6662 | ath12k_warn(ab, "unable to apply set key param to vdev %d ret %d\n", | |
6663 | arvif->vdev_id, ret); | |
6664 | } | |
6665 | ath12k_arvif_put_cache(arvif); | |
6666 | } | |
6667 | ||
31487688 S |
6668 | static struct ath12k *ath12k_mac_assign_vif_to_vdev(struct ieee80211_hw *hw, |
6669 | struct ieee80211_vif *vif, | |
6670 | struct ieee80211_chanctx_conf *ctx) | |
6671 | { | |
6672 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); | |
6673 | struct ath12k_hw *ah = hw->priv; | |
0d6e6736 | 6674 | struct ath12k *ar, *prev_ar; |
31487688 | 6675 | struct ath12k_base *ab; |
31487688 S |
6676 | int ret; |
6677 | ||
31487688 S |
6678 | if (ah->num_radio == 1) |
6679 | ar = ah->radio; | |
6680 | else if (ctx) | |
6681 | ar = ath12k_get_ar_by_ctx(hw, ctx); | |
6682 | else | |
6683 | return NULL; | |
6684 | ||
6685 | if (!ar) | |
6686 | return NULL; | |
6687 | ||
0d6e6736 S |
6688 | if (arvif->ar) { |
6689 | /* This is not expected really */ | |
6690 | if (WARN_ON(!arvif->is_created)) { | |
6691 | arvif->ar = NULL; | |
6692 | return NULL; | |
6693 | } | |
6694 | ||
6695 | if (ah->num_radio == 1) | |
6696 | return arvif->ar; | |
6697 | ||
6698 | /* This can happen as scan vdev gets created during multiple scans | |
6699 | * across different radios before a vdev is brought up in | |
6700 | * a certain radio. | |
6701 | */ | |
6702 | if (ar != arvif->ar) { | |
6703 | if (WARN_ON(arvif->is_started)) | |
6704 | return NULL; | |
6705 | ||
6706 | /* backup the previously used ar ptr since arvif->ar would | |
6707 | * be set to NULL after vdev delete is done | |
6708 | */ | |
6709 | prev_ar = arvif->ar; | |
6710 | mutex_lock(&prev_ar->conf_mutex); | |
6711 | ret = ath12k_mac_vdev_delete(prev_ar, vif); | |
6712 | ||
6713 | if (ret) | |
6714 | ath12k_warn(prev_ar->ab, "unable to delete vdev %d\n", | |
6715 | ret); | |
6716 | mutex_unlock(&prev_ar->conf_mutex); | |
6717 | } | |
6718 | } | |
6719 | ||
31487688 S |
6720 | ab = ar->ab; |
6721 | ||
6722 | mutex_lock(&ar->conf_mutex); | |
6723 | ||
b5068bc9 S |
6724 | if (arvif->is_created) |
6725 | goto flush; | |
6726 | ||
31487688 S |
6727 | if (vif->type == NL80211_IFTYPE_AP && |
6728 | ar->num_peers > (ar->max_num_peers - 1)) { | |
6729 | ath12k_warn(ab, "failed to create vdev due to insufficient peer entry resource in firmware\n"); | |
6730 | goto unlock; | |
6731 | } | |
6732 | ||
6733 | if (ar->num_created_vdevs > (TARGET_NUM_VDEVS - 1)) { | |
6734 | ath12k_warn(ab, "failed to create vdev, reached max vdev limit %d\n", | |
6735 | TARGET_NUM_VDEVS); | |
6736 | goto unlock; | |
6737 | } | |
6738 | ||
6739 | ret = ath12k_mac_vdev_create(ar, vif); | |
6740 | if (ret) { | |
6741 | ath12k_warn(ab, "failed to create vdev %pM ret %d", vif->addr, ret); | |
6742 | goto unlock; | |
6743 | } | |
6744 | ||
b5068bc9 S |
6745 | flush: |
6746 | /* If the vdev is created during channel assign and not during | |
31487688 S |
6747 | * add_interface(), Apply any parameters for the vdev which were received |
6748 | * after add_interface, corresponding to this vif. | |
6749 | */ | |
b5068bc9 | 6750 | ath12k_mac_vif_cache_flush(ar, vif); |
31487688 | 6751 | unlock: |
d8899132 | 6752 | mutex_unlock(&ar->conf_mutex); |
31487688 S |
6753 | return arvif->ar; |
6754 | } | |
d8899132 | 6755 | |
31487688 S |
6756 | static int ath12k_mac_op_add_interface(struct ieee80211_hw *hw, |
6757 | struct ieee80211_vif *vif) | |
6758 | { | |
6759 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); | |
6760 | int i; | |
6761 | ||
6762 | memset(arvif, 0, sizeof(*arvif)); | |
6763 | ||
6764 | arvif->vif = vif; | |
6765 | ||
6766 | INIT_LIST_HEAD(&arvif->list); | |
b0afabc4 KY |
6767 | INIT_DELAYED_WORK(&arvif->connection_loss_work, |
6768 | ath12k_mac_vif_sta_connection_loss_work); | |
31487688 S |
6769 | |
6770 | for (i = 0; i < ARRAY_SIZE(arvif->bitrate_mask.control); i++) { | |
6771 | arvif->bitrate_mask.control[i].legacy = 0xffffffff; | |
6772 | memset(arvif->bitrate_mask.control[i].ht_mcs, 0xff, | |
6773 | sizeof(arvif->bitrate_mask.control[i].ht_mcs)); | |
6774 | memset(arvif->bitrate_mask.control[i].vht_mcs, 0xff, | |
6775 | sizeof(arvif->bitrate_mask.control[i].vht_mcs)); | |
6776 | } | |
6777 | ||
6778 | /* Allocate Default Queue now and reassign during actual vdev create */ | |
6779 | vif->cab_queue = ATH12K_HW_DEFAULT_QUEUE; | |
6780 | for (i = 0; i < ARRAY_SIZE(vif->hw_queue); i++) | |
6781 | vif->hw_queue[i] = ATH12K_HW_DEFAULT_QUEUE; | |
6782 | ||
6783 | vif->driver_flags |= IEEE80211_VIF_SUPPORTS_UAPSD; | |
6784 | ||
6785 | /* For single radio wiphy(i.e ah->num_radio is 1), create the vdev | |
6786 | * during add_interface itself, for multi radio wiphy, defer the vdev | |
6787 | * creation until channel_assign to determine the radio on which the | |
6788 | * vdev needs to be created | |
6789 | */ | |
6790 | ath12k_mac_assign_vif_to_vdev(hw, vif, NULL); | |
6791 | return 0; | |
d8899132 KV |
6792 | } |
6793 | ||
6794 | static void ath12k_mac_vif_unref(struct ath12k_dp *dp, struct ieee80211_vif *vif) | |
6795 | { | |
89a9dda1 | 6796 | struct ath12k_tx_desc_info *tx_desc_info; |
d8899132 KV |
6797 | struct ath12k_skb_cb *skb_cb; |
6798 | struct sk_buff *skb; | |
6799 | int i; | |
6800 | ||
6801 | for (i = 0; i < ATH12K_HW_MAX_QUEUES; i++) { | |
6802 | spin_lock_bh(&dp->tx_desc_lock[i]); | |
6803 | ||
89a9dda1 DA |
6804 | list_for_each_entry(tx_desc_info, &dp->tx_desc_used_list[i], |
6805 | list) { | |
d8899132 KV |
6806 | skb = tx_desc_info->skb; |
6807 | if (!skb) | |
6808 | continue; | |
6809 | ||
6810 | skb_cb = ATH12K_SKB_CB(skb); | |
6811 | if (skb_cb->vif == vif) | |
6812 | skb_cb->vif = NULL; | |
6813 | } | |
6814 | ||
6815 | spin_unlock_bh(&dp->tx_desc_lock[i]); | |
6816 | } | |
6817 | } | |
6818 | ||
0d6e6736 | 6819 | static int ath12k_mac_vdev_delete(struct ath12k *ar, struct ieee80211_vif *vif) |
d8899132 | 6820 | { |
d8899132 | 6821 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
0d6e6736 | 6822 | struct ath12k_base *ab = ar->ab; |
d8899132 KV |
6823 | unsigned long time_left; |
6824 | int ret; | |
6825 | ||
0d6e6736 | 6826 | lockdep_assert_held(&ar->conf_mutex); |
d8899132 KV |
6827 | reinit_completion(&ar->vdev_delete_done); |
6828 | ||
6829 | ret = ath12k_wmi_vdev_delete(ar, arvif->vdev_id); | |
6830 | if (ret) { | |
6831 | ath12k_warn(ab, "failed to delete WMI vdev %d: %d\n", | |
6832 | arvif->vdev_id, ret); | |
6833 | goto err_vdev_del; | |
6834 | } | |
6835 | ||
6836 | time_left = wait_for_completion_timeout(&ar->vdev_delete_done, | |
6837 | ATH12K_VDEV_DELETE_TIMEOUT_HZ); | |
6838 | if (time_left == 0) { | |
6839 | ath12k_warn(ab, "Timeout in receiving vdev delete response\n"); | |
6840 | goto err_vdev_del; | |
6841 | } | |
6842 | ||
0d6e6736 S |
6843 | ab->free_vdev_map |= 1LL << arvif->vdev_id; |
6844 | ar->allocated_vdev_map &= ~(1LL << arvif->vdev_id); | |
6845 | ar->num_created_vdevs--; | |
6846 | ||
d8899132 KV |
6847 | if (arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) { |
6848 | ar->monitor_vdev_id = -1; | |
6849 | ar->monitor_vdev_created = false; | |
6850 | } else if (ar->monitor_vdev_created && !ar->monitor_started) { | |
6851 | ret = ath12k_mac_monitor_vdev_delete(ar); | |
6852 | } | |
6853 | ||
d8899132 KV |
6854 | ath12k_dbg(ab, ATH12K_DBG_MAC, "vdev %pM deleted, vdev_id %d\n", |
6855 | vif->addr, arvif->vdev_id); | |
6856 | ||
6857 | err_vdev_del: | |
6858 | spin_lock_bh(&ar->data_lock); | |
6859 | list_del(&arvif->list); | |
6860 | spin_unlock_bh(&ar->data_lock); | |
6861 | ||
6862 | ath12k_peer_cleanup(ar, arvif->vdev_id); | |
b5068bc9 | 6863 | ath12k_arvif_put_cache(arvif); |
d8899132 KV |
6864 | |
6865 | idr_for_each(&ar->txmgmt_idr, | |
6866 | ath12k_mac_vif_txmgmt_idr_remove, vif); | |
6867 | ||
6868 | ath12k_mac_vif_unref(&ab->dp, vif); | |
6869 | ath12k_dp_tx_put_bank_profile(&ab->dp, arvif->bank_id); | |
6870 | ||
6871 | /* Recalc txpower for remaining vdev */ | |
6872 | ath12k_mac_txpower_recalc(ar); | |
d8899132 KV |
6873 | |
6874 | /* TODO: recal traffic pause state based on the available vdevs */ | |
0d6e6736 S |
6875 | arvif->is_created = false; |
6876 | arvif->ar = NULL; | |
6877 | ||
6878 | return ret; | |
6879 | } | |
6880 | ||
6881 | static void ath12k_mac_op_remove_interface(struct ieee80211_hw *hw, | |
6882 | struct ieee80211_vif *vif) | |
6883 | { | |
6884 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); | |
6885 | struct ath12k_base *ab; | |
6886 | struct ath12k *ar; | |
6887 | int ret; | |
6888 | ||
b5068bc9 S |
6889 | if (!arvif->is_created) { |
6890 | /* if we cached some config but never received assign chanctx, | |
6891 | * free the allocated cache. | |
6892 | */ | |
6893 | ath12k_arvif_put_cache(arvif); | |
0d6e6736 | 6894 | return; |
b5068bc9 | 6895 | } |
0d6e6736 S |
6896 | |
6897 | ar = arvif->ar; | |
6898 | ab = ar->ab; | |
6899 | ||
b0afabc4 KY |
6900 | cancel_delayed_work_sync(&arvif->connection_loss_work); |
6901 | ||
0d6e6736 S |
6902 | mutex_lock(&ar->conf_mutex); |
6903 | ||
6904 | ath12k_dbg(ab, ATH12K_DBG_MAC, "mac remove interface (vdev %d)\n", | |
6905 | arvif->vdev_id); | |
6906 | ||
6907 | if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { | |
6908 | ret = ath12k_peer_delete(ar, arvif->vdev_id, vif->addr); | |
6909 | if (ret) | |
6910 | ath12k_warn(ab, "failed to submit AP self-peer removal on vdev %d: %d\n", | |
6911 | arvif->vdev_id, ret); | |
6912 | } | |
6913 | ||
6914 | ath12k_mac_vdev_delete(ar, vif); | |
d8899132 KV |
6915 | |
6916 | mutex_unlock(&ar->conf_mutex); | |
6917 | } | |
6918 | ||
6919 | /* FIXME: Has to be verified. */ | |
6920 | #define SUPPORTED_FILTERS \ | |
6921 | (FIF_ALLMULTI | \ | |
6922 | FIF_CONTROL | \ | |
6923 | FIF_PSPOLL | \ | |
6924 | FIF_OTHER_BSS | \ | |
6925 | FIF_BCN_PRBRESP_PROMISC | \ | |
6926 | FIF_PROBE_REQ | \ | |
6927 | FIF_FCSFAIL) | |
6928 | ||
d629b0c1 KP |
6929 | static void ath12k_mac_configure_filter(struct ath12k *ar, |
6930 | unsigned int total_flags) | |
d8899132 | 6931 | { |
d8899132 KV |
6932 | bool reset_flag; |
6933 | int ret; | |
6934 | ||
d629b0c1 | 6935 | lockdep_assert_held(&ar->conf_mutex); |
d8899132 | 6936 | |
d629b0c1 | 6937 | ar->filter_flags = total_flags; |
d8899132 KV |
6938 | |
6939 | /* For monitor mode */ | |
6940 | reset_flag = !(ar->filter_flags & FIF_BCN_PRBRESP_PROMISC); | |
6941 | ||
6942 | ret = ath12k_dp_tx_htt_monitor_mode_ring_config(ar, reset_flag); | |
782615f2 | 6943 | if (ret) |
d8899132 KV |
6944 | ath12k_warn(ar->ab, |
6945 | "fail to set monitor filter: %d\n", ret); | |
d629b0c1 | 6946 | |
d8899132 | 6947 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, |
3b86f86d | 6948 | "total_flags:0x%x, reset_flag:%d\n", |
d629b0c1 KP |
6949 | total_flags, reset_flag); |
6950 | } | |
6951 | ||
6952 | static void ath12k_mac_op_configure_filter(struct ieee80211_hw *hw, | |
6953 | unsigned int changed_flags, | |
6954 | unsigned int *total_flags, | |
6955 | u64 multicast) | |
6956 | { | |
6db6e70a KP |
6957 | struct ath12k_hw *ah = ath12k_hw_to_ah(hw); |
6958 | struct ath12k *ar; | |
6959 | ||
ba12f08f | 6960 | ar = ath12k_ah_to_ar(ah, 0); |
d629b0c1 KP |
6961 | |
6962 | mutex_lock(&ar->conf_mutex); | |
6963 | ||
6964 | *total_flags &= SUPPORTED_FILTERS; | |
6965 | ath12k_mac_configure_filter(ar, *total_flags); | |
d8899132 KV |
6966 | |
6967 | mutex_unlock(&ar->conf_mutex); | |
6968 | } | |
6969 | ||
6970 | static int ath12k_mac_op_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 *rx_ant) | |
6971 | { | |
6db6e70a | 6972 | struct ath12k_hw *ah = ath12k_hw_to_ah(hw); |
5a6af83c | 6973 | int antennas_rx = 0, antennas_tx = 0; |
6db6e70a | 6974 | struct ath12k *ar; |
5a6af83c | 6975 | int i; |
6db6e70a | 6976 | |
5a6af83c S |
6977 | for_each_ar(ah, ar, i) { |
6978 | mutex_lock(&ar->conf_mutex); | |
6979 | antennas_rx = max_t(u32, antennas_rx, ar->cfg_rx_chainmask); | |
6980 | antennas_tx = max_t(u32, antennas_tx, ar->cfg_tx_chainmask); | |
6981 | mutex_unlock(&ar->conf_mutex); | |
6982 | } | |
d8899132 | 6983 | |
5a6af83c S |
6984 | *tx_ant = antennas_tx; |
6985 | *rx_ant = antennas_rx; | |
d8899132 KV |
6986 | |
6987 | return 0; | |
6988 | } | |
6989 | ||
6990 | static int ath12k_mac_op_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant) | |
6991 | { | |
6db6e70a KP |
6992 | struct ath12k_hw *ah = ath12k_hw_to_ah(hw); |
6993 | struct ath12k *ar; | |
5a6af83c S |
6994 | int ret = 0; |
6995 | int i; | |
6db6e70a | 6996 | |
5a6af83c S |
6997 | for_each_ar(ah, ar, i) { |
6998 | mutex_lock(&ar->conf_mutex); | |
6999 | ret = __ath12k_set_antenna(ar, tx_ant, rx_ant); | |
7000 | mutex_unlock(&ar->conf_mutex); | |
7001 | if (ret) | |
7002 | break; | |
7003 | } | |
d8899132 KV |
7004 | |
7005 | return ret; | |
7006 | } | |
7007 | ||
5b1b5dbf KP |
7008 | static int ath12k_mac_ampdu_action(struct ath12k_vif *arvif, |
7009 | struct ieee80211_ampdu_params *params) | |
d8899132 | 7010 | { |
5b1b5dbf | 7011 | struct ath12k *ar = arvif->ar; |
d8899132 KV |
7012 | int ret = -EINVAL; |
7013 | ||
5b1b5dbf | 7014 | lockdep_assert_held(&ar->conf_mutex); |
d8899132 KV |
7015 | |
7016 | switch (params->action) { | |
7017 | case IEEE80211_AMPDU_RX_START: | |
7018 | ret = ath12k_dp_rx_ampdu_start(ar, params); | |
7019 | break; | |
7020 | case IEEE80211_AMPDU_RX_STOP: | |
7021 | ret = ath12k_dp_rx_ampdu_stop(ar, params); | |
7022 | break; | |
7023 | case IEEE80211_AMPDU_TX_START: | |
7024 | case IEEE80211_AMPDU_TX_STOP_CONT: | |
7025 | case IEEE80211_AMPDU_TX_STOP_FLUSH: | |
7026 | case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: | |
7027 | case IEEE80211_AMPDU_TX_OPERATIONAL: | |
7028 | /* Tx A-MPDU aggregation offloaded to hw/fw so deny mac80211 | |
7029 | * Tx aggregation requests. | |
7030 | */ | |
7031 | ret = -EOPNOTSUPP; | |
7032 | break; | |
7033 | } | |
7034 | ||
5b1b5dbf KP |
7035 | return ret; |
7036 | } | |
7037 | ||
7038 | static int ath12k_mac_op_ampdu_action(struct ieee80211_hw *hw, | |
7039 | struct ieee80211_vif *vif, | |
7040 | struct ieee80211_ampdu_params *params) | |
7041 | { | |
6db6e70a KP |
7042 | struct ath12k_hw *ah = ath12k_hw_to_ah(hw); |
7043 | struct ath12k *ar; | |
5b1b5dbf KP |
7044 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
7045 | int ret = -EINVAL; | |
7046 | ||
0148e40c S |
7047 | ar = ath12k_get_ar_by_vif(hw, vif); |
7048 | if (!ar) | |
7049 | return -EINVAL; | |
7050 | ||
ba12f08f | 7051 | ar = ath12k_ah_to_ar(ah, 0); |
6db6e70a | 7052 | |
5b1b5dbf KP |
7053 | mutex_lock(&ar->conf_mutex); |
7054 | ret = ath12k_mac_ampdu_action(arvif, params); | |
d8899132 KV |
7055 | mutex_unlock(&ar->conf_mutex); |
7056 | ||
5b1b5dbf KP |
7057 | if (ret) |
7058 | ath12k_warn(ar->ab, "pdev idx %d unable to perform ampdu action %d ret %d\n", | |
7059 | ar->pdev_idx, params->action, ret); | |
7060 | ||
d8899132 KV |
7061 | return ret; |
7062 | } | |
7063 | ||
7064 | static int ath12k_mac_op_add_chanctx(struct ieee80211_hw *hw, | |
7065 | struct ieee80211_chanctx_conf *ctx) | |
7066 | { | |
6db6e70a KP |
7067 | struct ath12k *ar; |
7068 | struct ath12k_base *ab; | |
7069 | ||
d01c08ed S |
7070 | ar = ath12k_get_ar_by_ctx(hw, ctx); |
7071 | if (!ar) | |
7072 | return -EINVAL; | |
7073 | ||
6db6e70a | 7074 | ab = ar->ab; |
d8899132 KV |
7075 | |
7076 | ath12k_dbg(ab, ATH12K_DBG_MAC, | |
2372c6d2 | 7077 | "mac chanctx add freq %u width %d ptr %p\n", |
d8899132 KV |
7078 | ctx->def.chan->center_freq, ctx->def.width, ctx); |
7079 | ||
7080 | mutex_lock(&ar->conf_mutex); | |
7081 | ||
7082 | spin_lock_bh(&ar->data_lock); | |
7083 | /* TODO: In case of multiple channel context, populate rx_channel from | |
7084 | * Rx PPDU desc information. | |
7085 | */ | |
7086 | ar->rx_channel = ctx->def.chan; | |
7087 | spin_unlock_bh(&ar->data_lock); | |
7088 | ||
7089 | mutex_unlock(&ar->conf_mutex); | |
7090 | ||
7091 | return 0; | |
7092 | } | |
7093 | ||
7094 | static void ath12k_mac_op_remove_chanctx(struct ieee80211_hw *hw, | |
7095 | struct ieee80211_chanctx_conf *ctx) | |
7096 | { | |
6db6e70a KP |
7097 | struct ath12k *ar; |
7098 | struct ath12k_base *ab; | |
7099 | ||
d01c08ed S |
7100 | ar = ath12k_get_ar_by_ctx(hw, ctx); |
7101 | if (!ar) | |
7102 | return; | |
7103 | ||
6db6e70a | 7104 | ab = ar->ab; |
d8899132 KV |
7105 | |
7106 | ath12k_dbg(ab, ATH12K_DBG_MAC, | |
2372c6d2 | 7107 | "mac chanctx remove freq %u width %d ptr %p\n", |
d8899132 KV |
7108 | ctx->def.chan->center_freq, ctx->def.width, ctx); |
7109 | ||
7110 | mutex_lock(&ar->conf_mutex); | |
7111 | ||
7112 | spin_lock_bh(&ar->data_lock); | |
7113 | /* TODO: In case of there is one more channel context left, populate | |
7114 | * rx_channel with the channel of that remaining channel context. | |
7115 | */ | |
7116 | ar->rx_channel = NULL; | |
7117 | spin_unlock_bh(&ar->data_lock); | |
7118 | ||
7119 | mutex_unlock(&ar->conf_mutex); | |
7120 | } | |
7121 | ||
972754bf WG |
7122 | static enum wmi_phy_mode |
7123 | ath12k_mac_check_down_grade_phy_mode(struct ath12k *ar, | |
7124 | enum wmi_phy_mode mode, | |
7125 | enum nl80211_band band, | |
7126 | enum nl80211_iftype type) | |
7127 | { | |
bf76b144 | 7128 | struct ieee80211_sta_eht_cap *eht_cap = NULL; |
972754bf | 7129 | enum wmi_phy_mode down_mode; |
bf76b144 LK |
7130 | int n = ar->mac.sbands[band].n_iftype_data; |
7131 | int i; | |
7132 | struct ieee80211_sband_iftype_data *data; | |
972754bf WG |
7133 | |
7134 | if (mode < MODE_11BE_EHT20) | |
7135 | return mode; | |
7136 | ||
bf76b144 LK |
7137 | data = ar->mac.iftype[band]; |
7138 | for (i = 0; i < n; i++) { | |
7139 | if (data[i].types_mask & BIT(type)) { | |
7140 | eht_cap = &data[i].eht_cap; | |
7141 | break; | |
7142 | } | |
7143 | } | |
7144 | ||
7145 | if (eht_cap && eht_cap->has_eht) | |
972754bf WG |
7146 | return mode; |
7147 | ||
7148 | switch (mode) { | |
7149 | case MODE_11BE_EHT20: | |
7150 | down_mode = MODE_11AX_HE20; | |
7151 | break; | |
7152 | case MODE_11BE_EHT40: | |
7153 | down_mode = MODE_11AX_HE40; | |
7154 | break; | |
7155 | case MODE_11BE_EHT80: | |
7156 | down_mode = MODE_11AX_HE80; | |
7157 | break; | |
7158 | case MODE_11BE_EHT80_80: | |
7159 | down_mode = MODE_11AX_HE80_80; | |
7160 | break; | |
7161 | case MODE_11BE_EHT160: | |
7162 | case MODE_11BE_EHT160_160: | |
7163 | case MODE_11BE_EHT320: | |
7164 | down_mode = MODE_11AX_HE160; | |
7165 | break; | |
7166 | case MODE_11BE_EHT20_2G: | |
7167 | down_mode = MODE_11AX_HE20_2G; | |
7168 | break; | |
7169 | case MODE_11BE_EHT40_2G: | |
7170 | down_mode = MODE_11AX_HE40_2G; | |
7171 | break; | |
7172 | default: | |
7173 | down_mode = mode; | |
7174 | break; | |
7175 | } | |
7176 | ||
7177 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, | |
7178 | "mac vdev start phymode %s downgrade to %s\n", | |
7179 | ath12k_mac_phymode_str(mode), | |
7180 | ath12k_mac_phymode_str(down_mode)); | |
7181 | ||
7182 | return down_mode; | |
7183 | } | |
7184 | ||
d8899132 KV |
7185 | static int |
7186 | ath12k_mac_vdev_start_restart(struct ath12k_vif *arvif, | |
3f53624f | 7187 | struct ieee80211_chanctx_conf *ctx, |
d8899132 KV |
7188 | bool restart) |
7189 | { | |
7190 | struct ath12k *ar = arvif->ar; | |
7191 | struct ath12k_base *ab = ar->ab; | |
7192 | struct wmi_vdev_start_req_arg arg = {}; | |
3f53624f | 7193 | const struct cfg80211_chan_def *chandef = &ctx->def; |
d8899132 KV |
7194 | int he_support = arvif->vif->bss_conf.he_support; |
7195 | int ret; | |
7196 | ||
7197 | lockdep_assert_held(&ar->conf_mutex); | |
7198 | ||
7199 | reinit_completion(&ar->vdev_setup_done); | |
7200 | ||
7201 | arg.vdev_id = arvif->vdev_id; | |
7202 | arg.dtim_period = arvif->dtim_period; | |
7203 | arg.bcn_intval = arvif->beacon_interval; | |
07c01b86 | 7204 | arg.punct_bitmap = ~arvif->punct_bitmap; |
d8899132 KV |
7205 | |
7206 | arg.freq = chandef->chan->center_freq; | |
7207 | arg.band_center_freq1 = chandef->center_freq1; | |
7208 | arg.band_center_freq2 = chandef->center_freq2; | |
7209 | arg.mode = ath12k_phymodes[chandef->chan->band][chandef->width]; | |
7210 | ||
972754bf WG |
7211 | arg.mode = ath12k_mac_check_down_grade_phy_mode(ar, arg.mode, |
7212 | chandef->chan->band, | |
7213 | arvif->vif->type); | |
d8899132 KV |
7214 | arg.min_power = 0; |
7215 | arg.max_power = chandef->chan->max_power * 2; | |
7216 | arg.max_reg_power = chandef->chan->max_reg_power * 2; | |
7217 | arg.max_antenna_gain = chandef->chan->max_antenna_gain * 2; | |
7218 | ||
7219 | arg.pref_tx_streams = ar->num_tx_chains; | |
7220 | arg.pref_rx_streams = ar->num_rx_chains; | |
7221 | ||
6925eba5 | 7222 | arg.mbssid_flags = WMI_VDEV_MBSSID_FLAGS_NON_MBSSID_AP; |
ea68f1bb AD |
7223 | arg.mbssid_tx_vdev_id = 0; |
7224 | if (test_bit(WMI_TLV_SERVICE_MBSS_PARAM_IN_VDEV_START_SUPPORT, | |
7225 | ar->ab->wmi_ab.svc_map)) { | |
7226 | ret = ath12k_mac_setup_vdev_params_mbssid(arvif, | |
7227 | &arg.mbssid_flags, | |
7228 | &arg.mbssid_tx_vdev_id); | |
7229 | if (ret) | |
7230 | return ret; | |
7231 | } | |
6925eba5 | 7232 | |
d8899132 KV |
7233 | if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { |
7234 | arg.ssid = arvif->u.ap.ssid; | |
7235 | arg.ssid_len = arvif->u.ap.ssid_len; | |
7236 | arg.hidden_ssid = arvif->u.ap.hidden_ssid; | |
7237 | ||
7238 | /* For now allow DFS for AP mode */ | |
7239 | arg.chan_radar = !!(chandef->chan->flags & IEEE80211_CHAN_RADAR); | |
7240 | ||
3f53624f MD |
7241 | arg.freq2_radar = ctx->radar_enabled; |
7242 | ||
d8899132 KV |
7243 | arg.passive = arg.chan_radar; |
7244 | ||
7245 | spin_lock_bh(&ab->base_lock); | |
7246 | arg.regdomain = ar->ab->dfs_region; | |
7247 | spin_unlock_bh(&ab->base_lock); | |
7248 | ||
7249 | /* TODO: Notify if secondary 80Mhz also needs radar detection */ | |
7250 | if (he_support) { | |
7251 | ret = ath12k_set_he_mu_sounding_mode(ar, arvif); | |
7252 | if (ret) { | |
7253 | ath12k_warn(ar->ab, "failed to set he mode vdev %i\n", | |
7254 | arg.vdev_id); | |
7255 | return ret; | |
7256 | } | |
7257 | } | |
7258 | } | |
7259 | ||
7260 | arg.passive |= !!(chandef->chan->flags & IEEE80211_CHAN_NO_IR); | |
7261 | ||
7262 | ath12k_dbg(ab, ATH12K_DBG_MAC, | |
07c01b86 | 7263 | "mac vdev %d start center_freq %d phymode %s punct_bitmap 0x%x\n", |
d8899132 | 7264 | arg.vdev_id, arg.freq, |
07c01b86 | 7265 | ath12k_mac_phymode_str(arg.mode), arg.punct_bitmap); |
d8899132 KV |
7266 | |
7267 | ret = ath12k_wmi_vdev_start(ar, &arg, restart); | |
7268 | if (ret) { | |
7269 | ath12k_warn(ar->ab, "failed to %s WMI vdev %i\n", | |
7270 | restart ? "restart" : "start", arg.vdev_id); | |
7271 | return ret; | |
7272 | } | |
7273 | ||
7274 | ret = ath12k_mac_vdev_setup_sync(ar); | |
7275 | if (ret) { | |
7276 | ath12k_warn(ab, "failed to synchronize setup for vdev %i %s: %d\n", | |
7277 | arg.vdev_id, restart ? "restart" : "start", ret); | |
7278 | return ret; | |
7279 | } | |
7280 | ||
7281 | ar->num_started_vdevs++; | |
7282 | ath12k_dbg(ab, ATH12K_DBG_MAC, "vdev %pM started, vdev_id %d\n", | |
7283 | arvif->vif->addr, arvif->vdev_id); | |
7284 | ||
7285 | /* Enable CAC Flag in the driver by checking the channel DFS cac time, | |
7286 | * i.e dfs_cac_ms value which will be valid only for radar channels | |
7287 | * and state as NL80211_DFS_USABLE which indicates CAC needs to be | |
7288 | * done before channel usage. This flags is used to drop rx packets. | |
7289 | * during CAC. | |
7290 | */ | |
7291 | /* TODO: Set the flag for other interface types as required */ | |
7292 | if (arvif->vdev_type == WMI_VDEV_TYPE_AP && | |
7293 | chandef->chan->dfs_cac_ms && | |
7294 | chandef->chan->dfs_state == NL80211_DFS_USABLE) { | |
7295 | set_bit(ATH12K_CAC_RUNNING, &ar->dev_flags); | |
7296 | ath12k_dbg(ab, ATH12K_DBG_MAC, | |
7297 | "CAC Started in chan_freq %d for vdev %d\n", | |
7298 | arg.freq, arg.vdev_id); | |
7299 | } | |
7300 | ||
7301 | ret = ath12k_mac_set_txbf_conf(arvif); | |
7302 | if (ret) | |
7303 | ath12k_warn(ab, "failed to set txbf conf for vdev %d: %d\n", | |
7304 | arvif->vdev_id, ret); | |
7305 | ||
7306 | return 0; | |
7307 | } | |
7308 | ||
d8899132 | 7309 | static int ath12k_mac_vdev_start(struct ath12k_vif *arvif, |
3f53624f | 7310 | struct ieee80211_chanctx_conf *ctx) |
d8899132 | 7311 | { |
3f53624f | 7312 | return ath12k_mac_vdev_start_restart(arvif, ctx, false); |
d8899132 KV |
7313 | } |
7314 | ||
7315 | static int ath12k_mac_vdev_restart(struct ath12k_vif *arvif, | |
3f53624f | 7316 | struct ieee80211_chanctx_conf *ctx) |
d8899132 | 7317 | { |
3f53624f | 7318 | return ath12k_mac_vdev_start_restart(arvif, ctx, true); |
d8899132 KV |
7319 | } |
7320 | ||
7321 | struct ath12k_mac_change_chanctx_arg { | |
7322 | struct ieee80211_chanctx_conf *ctx; | |
7323 | struct ieee80211_vif_chanctx_switch *vifs; | |
7324 | int n_vifs; | |
7325 | int next_vif; | |
cec77a25 | 7326 | struct ath12k *ar; |
d8899132 KV |
7327 | }; |
7328 | ||
7329 | static void | |
7330 | ath12k_mac_change_chanctx_cnt_iter(void *data, u8 *mac, | |
7331 | struct ieee80211_vif *vif) | |
7332 | { | |
cec77a25 | 7333 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
d8899132 KV |
7334 | struct ath12k_mac_change_chanctx_arg *arg = data; |
7335 | ||
cec77a25 S |
7336 | if (arvif->ar != arg->ar) |
7337 | return; | |
7338 | ||
d8899132 KV |
7339 | if (rcu_access_pointer(vif->bss_conf.chanctx_conf) != arg->ctx) |
7340 | return; | |
7341 | ||
7342 | arg->n_vifs++; | |
7343 | } | |
7344 | ||
7345 | static void | |
7346 | ath12k_mac_change_chanctx_fill_iter(void *data, u8 *mac, | |
7347 | struct ieee80211_vif *vif) | |
7348 | { | |
cec77a25 | 7349 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
d8899132 KV |
7350 | struct ath12k_mac_change_chanctx_arg *arg = data; |
7351 | struct ieee80211_chanctx_conf *ctx; | |
7352 | ||
cec77a25 S |
7353 | if (arvif->ar != arg->ar) |
7354 | return; | |
7355 | ||
d8899132 KV |
7356 | ctx = rcu_access_pointer(vif->bss_conf.chanctx_conf); |
7357 | if (ctx != arg->ctx) | |
7358 | return; | |
7359 | ||
7360 | if (WARN_ON(arg->next_vif == arg->n_vifs)) | |
7361 | return; | |
7362 | ||
7363 | arg->vifs[arg->next_vif].vif = vif; | |
7364 | arg->vifs[arg->next_vif].old_ctx = ctx; | |
7365 | arg->vifs[arg->next_vif].new_ctx = ctx; | |
7366 | arg->next_vif++; | |
7367 | } | |
7368 | ||
05318254 KY |
7369 | static u32 ath12k_mac_nlwidth_to_wmiwidth(enum nl80211_chan_width width) |
7370 | { | |
7371 | switch (width) { | |
7372 | case NL80211_CHAN_WIDTH_20: | |
7373 | return WMI_CHAN_WIDTH_20; | |
7374 | case NL80211_CHAN_WIDTH_40: | |
7375 | return WMI_CHAN_WIDTH_40; | |
7376 | case NL80211_CHAN_WIDTH_80: | |
7377 | return WMI_CHAN_WIDTH_80; | |
7378 | case NL80211_CHAN_WIDTH_160: | |
7379 | return WMI_CHAN_WIDTH_160; | |
7380 | case NL80211_CHAN_WIDTH_80P80: | |
7381 | return WMI_CHAN_WIDTH_80P80; | |
7382 | case NL80211_CHAN_WIDTH_5: | |
7383 | return WMI_CHAN_WIDTH_5; | |
7384 | case NL80211_CHAN_WIDTH_10: | |
7385 | return WMI_CHAN_WIDTH_10; | |
7386 | case NL80211_CHAN_WIDTH_320: | |
7387 | return WMI_CHAN_WIDTH_320; | |
7388 | default: | |
7389 | WARN_ON(1); | |
7390 | return WMI_CHAN_WIDTH_20; | |
7391 | } | |
7392 | } | |
7393 | ||
7394 | static int ath12k_mac_update_peer_puncturing_width(struct ath12k *ar, | |
7395 | struct ath12k_vif *arvif, | |
7396 | struct cfg80211_chan_def def) | |
7397 | { | |
7398 | u32 param_id, param_value; | |
7399 | int ret; | |
7400 | ||
7401 | if (arvif->vdev_type != WMI_VDEV_TYPE_STA) | |
7402 | return 0; | |
7403 | ||
7404 | param_id = WMI_PEER_CHWIDTH_PUNCTURE_20MHZ_BITMAP; | |
7405 | param_value = ath12k_mac_nlwidth_to_wmiwidth(def.width) | | |
7406 | u32_encode_bits((~def.punctured), | |
7407 | WMI_PEER_PUNCTURE_BITMAP); | |
7408 | ||
7409 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, | |
7410 | "punctured bitmap %02x width %d vdev %d\n", | |
7411 | def.punctured, def.width, arvif->vdev_id); | |
7412 | ||
7413 | ret = ath12k_wmi_set_peer_param(ar, arvif->bssid, | |
7414 | arvif->vdev_id, param_id, | |
7415 | param_value); | |
7416 | ||
7417 | return ret; | |
7418 | } | |
7419 | ||
d8899132 KV |
7420 | static void |
7421 | ath12k_mac_update_vif_chan(struct ath12k *ar, | |
7422 | struct ieee80211_vif_chanctx_switch *vifs, | |
7423 | int n_vifs) | |
7424 | { | |
51c47463 | 7425 | struct ath12k_wmi_vdev_up_params params = {}; |
d8899132 | 7426 | struct ath12k_base *ab = ar->ab; |
84edf47b | 7427 | struct ieee80211_vif *vif; |
d8899132 KV |
7428 | struct ath12k_vif *arvif; |
7429 | int ret; | |
7430 | int i; | |
7431 | bool monitor_vif = false; | |
7432 | ||
7433 | lockdep_assert_held(&ar->conf_mutex); | |
7434 | ||
7435 | for (i = 0; i < n_vifs; i++) { | |
c740a18f AD |
7436 | vif = vifs[i].vif; |
7437 | arvif = ath12k_vif_to_arvif(vif); | |
d8899132 | 7438 | |
c740a18f | 7439 | if (vif->type == NL80211_IFTYPE_MONITOR) |
d8899132 KV |
7440 | monitor_vif = true; |
7441 | ||
7442 | ath12k_dbg(ab, ATH12K_DBG_MAC, | |
7443 | "mac chanctx switch vdev_id %i freq %u->%u width %d->%d\n", | |
7444 | arvif->vdev_id, | |
7445 | vifs[i].old_ctx->def.chan->center_freq, | |
7446 | vifs[i].new_ctx->def.chan->center_freq, | |
7447 | vifs[i].old_ctx->def.width, | |
7448 | vifs[i].new_ctx->def.width); | |
7449 | ||
d8899132 KV |
7450 | if (WARN_ON(!arvif->is_started)) |
7451 | continue; | |
7452 | ||
b82730bf JB |
7453 | arvif->punct_bitmap = vifs[i].new_ctx->def.punctured; |
7454 | ||
8b8b990f MD |
7455 | /* Firmware expect vdev_restart only if vdev is up. |
7456 | * If vdev is down then it expect vdev_stop->vdev_start. | |
7457 | */ | |
7458 | if (arvif->is_up) { | |
3f53624f | 7459 | ret = ath12k_mac_vdev_restart(arvif, vifs[i].new_ctx); |
8b8b990f MD |
7460 | if (ret) { |
7461 | ath12k_warn(ab, "failed to restart vdev %d: %d\n", | |
7462 | arvif->vdev_id, ret); | |
7463 | continue; | |
7464 | } | |
7465 | } else { | |
7466 | ret = ath12k_mac_vdev_stop(arvif); | |
7467 | if (ret) { | |
7468 | ath12k_warn(ab, "failed to stop vdev %d: %d\n", | |
7469 | arvif->vdev_id, ret); | |
7470 | continue; | |
7471 | } | |
d8899132 | 7472 | |
3f53624f | 7473 | ret = ath12k_mac_vdev_start(arvif, vifs[i].new_ctx); |
8b8b990f MD |
7474 | if (ret) |
7475 | ath12k_warn(ab, "failed to start vdev %d: %d\n", | |
7476 | arvif->vdev_id, ret); | |
d8899132 KV |
7477 | continue; |
7478 | } | |
7479 | ||
7480 | ret = ath12k_mac_setup_bcn_tmpl(arvif); | |
7481 | if (ret) | |
7482 | ath12k_warn(ab, "failed to update bcn tmpl during csa: %d\n", | |
7483 | ret); | |
7484 | ||
84edf47b | 7485 | memset(¶ms, 0, sizeof(params)); |
51c47463 AD |
7486 | params.vdev_id = arvif->vdev_id; |
7487 | params.aid = arvif->aid; | |
7488 | params.bssid = arvif->bssid; | |
84edf47b AD |
7489 | if (vif->mbssid_tx_vif) { |
7490 | params.tx_bssid = ath12k_vif_to_arvif(vif->mbssid_tx_vif)->bssid; | |
7491 | params.nontx_profile_idx = vif->bss_conf.bssid_index; | |
7492 | params.nontx_profile_cnt = 1 << vif->bss_conf.bssid_indicator; | |
7493 | } | |
51c47463 | 7494 | ret = ath12k_wmi_vdev_up(arvif->ar, ¶ms); |
d8899132 KV |
7495 | if (ret) { |
7496 | ath12k_warn(ab, "failed to bring vdev up %d: %d\n", | |
7497 | arvif->vdev_id, ret); | |
7498 | continue; | |
7499 | } | |
05318254 KY |
7500 | |
7501 | ret = ath12k_mac_update_peer_puncturing_width(arvif->ar, arvif, | |
7502 | vifs[i].new_ctx->def); | |
7503 | if (ret) { | |
7504 | ath12k_warn(ar->ab, | |
7505 | "failed to update puncturing bitmap %02x and width %d: %d\n", | |
7506 | vifs[i].new_ctx->def.punctured, | |
7507 | vifs[i].new_ctx->def.width, ret); | |
7508 | continue; | |
7509 | } | |
d8899132 KV |
7510 | } |
7511 | ||
7512 | /* Restart the internal monitor vdev on new channel */ | |
7513 | if (!monitor_vif && ar->monitor_vdev_created) { | |
7514 | if (!ath12k_mac_monitor_stop(ar)) | |
7515 | ath12k_mac_monitor_start(ar); | |
7516 | } | |
7517 | } | |
7518 | ||
7519 | static void | |
7520 | ath12k_mac_update_active_vif_chan(struct ath12k *ar, | |
7521 | struct ieee80211_chanctx_conf *ctx) | |
7522 | { | |
cec77a25 | 7523 | struct ath12k_mac_change_chanctx_arg arg = { .ctx = ctx, .ar = ar }; |
b856f023 | 7524 | struct ieee80211_hw *hw = ath12k_ar_to_hw(ar); |
d8899132 KV |
7525 | |
7526 | lockdep_assert_held(&ar->conf_mutex); | |
7527 | ||
940b57fd | 7528 | ieee80211_iterate_active_interfaces_atomic(hw, |
d8899132 KV |
7529 | IEEE80211_IFACE_ITER_NORMAL, |
7530 | ath12k_mac_change_chanctx_cnt_iter, | |
7531 | &arg); | |
7532 | if (arg.n_vifs == 0) | |
7533 | return; | |
7534 | ||
7535 | arg.vifs = kcalloc(arg.n_vifs, sizeof(arg.vifs[0]), GFP_KERNEL); | |
7536 | if (!arg.vifs) | |
7537 | return; | |
7538 | ||
940b57fd | 7539 | ieee80211_iterate_active_interfaces_atomic(hw, |
d8899132 KV |
7540 | IEEE80211_IFACE_ITER_NORMAL, |
7541 | ath12k_mac_change_chanctx_fill_iter, | |
7542 | &arg); | |
7543 | ||
7544 | ath12k_mac_update_vif_chan(ar, arg.vifs, arg.n_vifs); | |
7545 | ||
7546 | kfree(arg.vifs); | |
7547 | } | |
7548 | ||
7549 | static void ath12k_mac_op_change_chanctx(struct ieee80211_hw *hw, | |
7550 | struct ieee80211_chanctx_conf *ctx, | |
7551 | u32 changed) | |
7552 | { | |
6db6e70a KP |
7553 | struct ath12k *ar; |
7554 | struct ath12k_base *ab; | |
7555 | ||
d01c08ed S |
7556 | ar = ath12k_get_ar_by_ctx(hw, ctx); |
7557 | if (!ar) | |
7558 | return; | |
7559 | ||
6db6e70a | 7560 | ab = ar->ab; |
d8899132 KV |
7561 | |
7562 | mutex_lock(&ar->conf_mutex); | |
7563 | ||
7564 | ath12k_dbg(ab, ATH12K_DBG_MAC, | |
2372c6d2 | 7565 | "mac chanctx change freq %u width %d ptr %p changed %x\n", |
d8899132 KV |
7566 | ctx->def.chan->center_freq, ctx->def.width, ctx, changed); |
7567 | ||
7568 | /* This shouldn't really happen because channel switching should use | |
7569 | * switch_vif_chanctx(). | |
7570 | */ | |
7571 | if (WARN_ON(changed & IEEE80211_CHANCTX_CHANGE_CHANNEL)) | |
7572 | goto unlock; | |
7573 | ||
3f53624f | 7574 | if (changed & IEEE80211_CHANCTX_CHANGE_WIDTH || |
b82730bf JB |
7575 | changed & IEEE80211_CHANCTX_CHANGE_RADAR || |
7576 | changed & IEEE80211_CHANCTX_CHANGE_PUNCTURING) | |
d8899132 KV |
7577 | ath12k_mac_update_active_vif_chan(ar, ctx); |
7578 | ||
7579 | /* TODO: Recalc radar detection */ | |
7580 | ||
7581 | unlock: | |
7582 | mutex_unlock(&ar->conf_mutex); | |
7583 | } | |
7584 | ||
5bdfb8c9 KP |
7585 | static int ath12k_start_vdev_delay(struct ath12k *ar, |
7586 | struct ath12k_vif *arvif) | |
d8899132 | 7587 | { |
d8899132 | 7588 | struct ath12k_base *ab = ar->ab; |
5bdfb8c9 | 7589 | struct ieee80211_vif *vif = arvif->vif; |
d8899132 KV |
7590 | int ret; |
7591 | ||
7592 | if (WARN_ON(arvif->is_started)) | |
7593 | return -EBUSY; | |
7594 | ||
3f53624f | 7595 | ret = ath12k_mac_vdev_start(arvif, &arvif->chanctx); |
d8899132 KV |
7596 | if (ret) { |
7597 | ath12k_warn(ab, "failed to start vdev %i addr %pM on freq %d: %d\n", | |
7598 | arvif->vdev_id, vif->addr, | |
7599 | arvif->chanctx.def.chan->center_freq, ret); | |
7600 | return ret; | |
7601 | } | |
7602 | ||
7603 | if (arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) { | |
7604 | ret = ath12k_monitor_vdev_up(ar, arvif->vdev_id); | |
7605 | if (ret) { | |
7606 | ath12k_warn(ab, "failed put monitor up: %d\n", ret); | |
7607 | return ret; | |
7608 | } | |
7609 | } | |
7610 | ||
7611 | arvif->is_started = true; | |
7612 | ||
7613 | /* TODO: Setup ps and cts/rts protection */ | |
7614 | return 0; | |
7615 | } | |
7616 | ||
7617 | static int | |
7618 | ath12k_mac_op_assign_vif_chanctx(struct ieee80211_hw *hw, | |
7619 | struct ieee80211_vif *vif, | |
7620 | struct ieee80211_bss_conf *link_conf, | |
7621 | struct ieee80211_chanctx_conf *ctx) | |
7622 | { | |
6db6e70a KP |
7623 | struct ath12k *ar; |
7624 | struct ath12k_base *ab; | |
13556aef | 7625 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
d8899132 | 7626 | int ret; |
d8899132 | 7627 | |
31487688 S |
7628 | /* For multi radio wiphy, the vdev was not created during add_interface |
7629 | * create now since we have a channel ctx now to assign to a specific ar/fw | |
7630 | */ | |
7631 | ar = ath12k_mac_assign_vif_to_vdev(hw, vif, ctx); | |
7632 | if (!ar) { | |
7633 | WARN_ON(1); | |
7634 | return -EINVAL; | |
7635 | } | |
7636 | ||
6db6e70a KP |
7637 | ab = ar->ab; |
7638 | ||
d8899132 KV |
7639 | mutex_lock(&ar->conf_mutex); |
7640 | ||
7641 | ath12k_dbg(ab, ATH12K_DBG_MAC, | |
2372c6d2 | 7642 | "mac chanctx assign ptr %p vdev_id %i\n", |
d8899132 KV |
7643 | ctx, arvif->vdev_id); |
7644 | ||
b82730bf | 7645 | arvif->punct_bitmap = ctx->def.punctured; |
07c01b86 | 7646 | |
d8899132 KV |
7647 | /* for some targets bss peer must be created before vdev_start */ |
7648 | if (ab->hw_params->vdev_start_delay && | |
7649 | arvif->vdev_type != WMI_VDEV_TYPE_AP && | |
7650 | arvif->vdev_type != WMI_VDEV_TYPE_MONITOR && | |
7651 | !ath12k_peer_exist_by_vdev_id(ab, arvif->vdev_id)) { | |
7652 | memcpy(&arvif->chanctx, ctx, sizeof(*ctx)); | |
7653 | ret = 0; | |
7654 | goto out; | |
7655 | } | |
7656 | ||
7657 | if (WARN_ON(arvif->is_started)) { | |
7658 | ret = -EBUSY; | |
7659 | goto out; | |
7660 | } | |
7661 | ||
d8899132 KV |
7662 | if (arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) { |
7663 | ret = ath12k_mac_monitor_start(ar); | |
7664 | if (ret) | |
7665 | goto out; | |
7666 | arvif->is_started = true; | |
7667 | goto out; | |
7668 | } | |
7669 | ||
3f53624f | 7670 | ret = ath12k_mac_vdev_start(arvif, ctx); |
d8899132 KV |
7671 | if (ret) { |
7672 | ath12k_warn(ab, "failed to start vdev %i addr %pM on freq %d: %d\n", | |
7673 | arvif->vdev_id, vif->addr, | |
7674 | ctx->def.chan->center_freq, ret); | |
7675 | goto out; | |
7676 | } | |
7677 | ||
7678 | if (arvif->vdev_type != WMI_VDEV_TYPE_MONITOR && ar->monitor_vdev_created) | |
7679 | ath12k_mac_monitor_start(ar); | |
7680 | ||
7681 | arvif->is_started = true; | |
7682 | ||
7683 | /* TODO: Setup ps and cts/rts protection */ | |
7684 | ||
7685 | out: | |
7686 | mutex_unlock(&ar->conf_mutex); | |
7687 | ||
7688 | return ret; | |
7689 | } | |
7690 | ||
7691 | static void | |
7692 | ath12k_mac_op_unassign_vif_chanctx(struct ieee80211_hw *hw, | |
7693 | struct ieee80211_vif *vif, | |
7694 | struct ieee80211_bss_conf *link_conf, | |
7695 | struct ieee80211_chanctx_conf *ctx) | |
7696 | { | |
6db6e70a KP |
7697 | struct ath12k *ar; |
7698 | struct ath12k_base *ab; | |
13556aef | 7699 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
d8899132 KV |
7700 | int ret; |
7701 | ||
31487688 S |
7702 | /* The vif is expected to be attached to an ar's VDEV. |
7703 | * We leave the vif/vdev in this function as is | |
7704 | * and not delete the vdev symmetric to assign_vif_chanctx() | |
7705 | * the VDEV will be deleted and unassigned either during | |
7706 | * remove_interface() or when there is a change in channel | |
7707 | * that moves the vif to a new ar | |
7708 | */ | |
7709 | if (!arvif->is_created) | |
7710 | return; | |
7711 | ||
7712 | ar = arvif->ar; | |
6db6e70a KP |
7713 | ab = ar->ab; |
7714 | ||
d8899132 KV |
7715 | mutex_lock(&ar->conf_mutex); |
7716 | ||
7717 | ath12k_dbg(ab, ATH12K_DBG_MAC, | |
2372c6d2 | 7718 | "mac chanctx unassign ptr %p vdev_id %i\n", |
d8899132 KV |
7719 | ctx, arvif->vdev_id); |
7720 | ||
7721 | WARN_ON(!arvif->is_started); | |
7722 | ||
d8899132 KV |
7723 | if (arvif->vdev_type == WMI_VDEV_TYPE_MONITOR) { |
7724 | ret = ath12k_mac_monitor_stop(ar); | |
7725 | if (ret) { | |
7726 | mutex_unlock(&ar->conf_mutex); | |
7727 | return; | |
7728 | } | |
7729 | ||
7730 | arvif->is_started = false; | |
d8899132 KV |
7731 | } |
7732 | ||
3b0989e9 KY |
7733 | if (arvif->vdev_type != WMI_VDEV_TYPE_STA && |
7734 | arvif->vdev_type != WMI_VDEV_TYPE_MONITOR) { | |
c9e4e41e KY |
7735 | ath12k_bss_disassoc(ar, arvif); |
7736 | ret = ath12k_mac_vdev_stop(arvif); | |
7737 | if (ret) | |
7738 | ath12k_warn(ab, "failed to stop vdev %i: %d\n", | |
7739 | arvif->vdev_id, ret); | |
7740 | } | |
d8899132 KV |
7741 | arvif->is_started = false; |
7742 | ||
d8899132 KV |
7743 | if (arvif->vdev_type != WMI_VDEV_TYPE_MONITOR && |
7744 | ar->num_started_vdevs == 1 && ar->monitor_vdev_created) | |
7745 | ath12k_mac_monitor_stop(ar); | |
7746 | ||
7747 | mutex_unlock(&ar->conf_mutex); | |
7748 | } | |
7749 | ||
7750 | static int | |
7751 | ath12k_mac_op_switch_vif_chanctx(struct ieee80211_hw *hw, | |
7752 | struct ieee80211_vif_chanctx_switch *vifs, | |
7753 | int n_vifs, | |
7754 | enum ieee80211_chanctx_switch_mode mode) | |
7755 | { | |
6db6e70a KP |
7756 | struct ath12k *ar; |
7757 | ||
31487688 S |
7758 | ar = ath12k_get_ar_by_ctx(hw, vifs->old_ctx); |
7759 | if (!ar) | |
7760 | return -EINVAL; | |
d8899132 KV |
7761 | |
7762 | mutex_lock(&ar->conf_mutex); | |
7763 | ||
31487688 S |
7764 | /* Switching channels across radio is not allowed */ |
7765 | if (ar != ath12k_get_ar_by_ctx(hw, vifs->new_ctx)) { | |
7766 | mutex_unlock(&ar->conf_mutex); | |
7767 | return -EINVAL; | |
7768 | } | |
7769 | ||
d8899132 KV |
7770 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, |
7771 | "mac chanctx switch n_vifs %d mode %d\n", | |
7772 | n_vifs, mode); | |
7773 | ath12k_mac_update_vif_chan(ar, vifs, n_vifs); | |
7774 | ||
7775 | mutex_unlock(&ar->conf_mutex); | |
7776 | ||
7777 | return 0; | |
7778 | } | |
7779 | ||
7780 | static int | |
7781 | ath12k_set_vdev_param_to_all_vifs(struct ath12k *ar, int param, u32 value) | |
7782 | { | |
7783 | struct ath12k_vif *arvif; | |
7784 | int ret = 0; | |
7785 | ||
7786 | mutex_lock(&ar->conf_mutex); | |
7787 | list_for_each_entry(arvif, &ar->arvifs, list) { | |
7788 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "setting mac vdev %d param %d value %d\n", | |
7789 | param, arvif->vdev_id, value); | |
7790 | ||
7791 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, | |
7792 | param, value); | |
7793 | if (ret) { | |
7794 | ath12k_warn(ar->ab, "failed to set param %d for vdev %d: %d\n", | |
7795 | param, arvif->vdev_id, ret); | |
7796 | break; | |
7797 | } | |
7798 | } | |
7799 | mutex_unlock(&ar->conf_mutex); | |
7800 | return ret; | |
7801 | } | |
7802 | ||
7803 | /* mac80211 stores device specific RTS/Fragmentation threshold value, | |
7804 | * this is set interface specific to firmware from ath12k driver | |
7805 | */ | |
7806 | static int ath12k_mac_op_set_rts_threshold(struct ieee80211_hw *hw, u32 value) | |
7807 | { | |
6db6e70a KP |
7808 | struct ath12k_hw *ah = ath12k_hw_to_ah(hw); |
7809 | struct ath12k *ar; | |
d258f16b | 7810 | int param_id = WMI_VDEV_PARAM_RTS_THRESHOLD, ret = 0, i; |
d8899132 | 7811 | |
d258f16b S |
7812 | /* Currently we set the rts threshold value to all the vifs across |
7813 | * all radios of the single wiphy. | |
7814 | * TODO Once support for vif specific RTS threshold in mac80211 is | |
7815 | * available, ath12k can make use of it. | |
7816 | */ | |
7817 | for_each_ar(ah, ar, i) { | |
7818 | ret = ath12k_set_vdev_param_to_all_vifs(ar, param_id, value); | |
7819 | if (ret) { | |
7820 | ath12k_warn(ar->ab, "failed to set RTS config for all vdevs of pdev %d", | |
7821 | ar->pdev->pdev_id); | |
7822 | break; | |
7823 | } | |
7824 | } | |
6db6e70a KP |
7825 | |
7826 | return ret; | |
d8899132 KV |
7827 | } |
7828 | ||
7829 | static int ath12k_mac_op_set_frag_threshold(struct ieee80211_hw *hw, u32 value) | |
7830 | { | |
7831 | /* Even though there's a WMI vdev param for fragmentation threshold no | |
7832 | * known firmware actually implements it. Moreover it is not possible to | |
7833 | * rely frame fragmentation to mac80211 because firmware clears the | |
7834 | * "more fragments" bit in frame control making it impossible for remote | |
7835 | * devices to reassemble frames. | |
7836 | * | |
7837 | * Hence implement a dummy callback just to say fragmentation isn't | |
7838 | * supported. This effectively prevents mac80211 from doing frame | |
7839 | * fragmentation in software. | |
7840 | */ | |
7841 | return -EOPNOTSUPP; | |
7842 | } | |
7843 | ||
692921ea | 7844 | static int ath12k_mac_flush(struct ath12k *ar) |
d8899132 | 7845 | { |
d8899132 | 7846 | long time_left; |
692921ea | 7847 | int ret = 0; |
d8899132 | 7848 | |
d8899132 KV |
7849 | time_left = wait_event_timeout(ar->dp.tx_empty_waitq, |
7850 | (atomic_read(&ar->dp.num_tx_pending) == 0), | |
7851 | ATH12K_FLUSH_TIMEOUT); | |
692921ea BQ |
7852 | if (time_left == 0) { |
7853 | ath12k_warn(ar->ab, | |
7854 | "failed to flush transmit queue, data pkts pending %d\n", | |
7855 | atomic_read(&ar->dp.num_tx_pending)); | |
7856 | ret = -ETIMEDOUT; | |
7857 | } | |
5189a8db K |
7858 | |
7859 | time_left = wait_event_timeout(ar->txmgmt_empty_waitq, | |
7860 | (atomic_read(&ar->num_pending_mgmt_tx) == 0), | |
7861 | ATH12K_FLUSH_TIMEOUT); | |
692921ea BQ |
7862 | if (time_left == 0) { |
7863 | ath12k_warn(ar->ab, | |
7864 | "failed to flush mgmt transmit queue, mgmt pkts pending %d\n", | |
7865 | atomic_read(&ar->num_pending_mgmt_tx)); | |
7866 | ret = -ETIMEDOUT; | |
7867 | } | |
7868 | ||
7869 | return ret; | |
7870 | } | |
7871 | ||
7872 | int ath12k_mac_wait_tx_complete(struct ath12k *ar) | |
7873 | { | |
7874 | ath12k_mac_drain_tx(ar); | |
7875 | return ath12k_mac_flush(ar); | |
d8899132 KV |
7876 | } |
7877 | ||
b33dcbe8 KP |
7878 | static void ath12k_mac_op_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, |
7879 | u32 queues, bool drop) | |
7880 | { | |
6db6e70a | 7881 | struct ath12k_hw *ah = ath12k_hw_to_ah(hw); |
0148e40c S |
7882 | struct ath12k *ar; |
7883 | int i; | |
b33dcbe8 KP |
7884 | |
7885 | if (drop) | |
7886 | return; | |
7887 | ||
0148e40c S |
7888 | /* vif can be NULL when flush() is considered for hw */ |
7889 | if (!vif) { | |
7890 | for_each_ar(ah, ar, i) | |
7891 | ath12k_mac_flush(ar); | |
7892 | return; | |
7893 | } | |
7894 | ||
7895 | ar = ath12k_get_ar_by_vif(hw, vif); | |
7896 | ||
7897 | if (!ar) | |
7898 | return; | |
7899 | ||
b33dcbe8 KP |
7900 | ath12k_mac_flush(ar); |
7901 | } | |
7902 | ||
d8899132 KV |
7903 | static int |
7904 | ath12k_mac_bitrate_mask_num_ht_rates(struct ath12k *ar, | |
7905 | enum nl80211_band band, | |
7906 | const struct cfg80211_bitrate_mask *mask) | |
7907 | { | |
7908 | int num_rates = 0; | |
7909 | int i; | |
7910 | ||
7911 | for (i = 0; i < ARRAY_SIZE(mask->control[band].ht_mcs); i++) | |
7912 | num_rates += hweight16(mask->control[band].ht_mcs[i]); | |
7913 | ||
7914 | return num_rates; | |
7915 | } | |
7916 | ||
7917 | static bool | |
7918 | ath12k_mac_has_single_legacy_rate(struct ath12k *ar, | |
7919 | enum nl80211_band band, | |
7920 | const struct cfg80211_bitrate_mask *mask) | |
7921 | { | |
7922 | int num_rates = 0; | |
7923 | ||
7924 | num_rates = hweight32(mask->control[band].legacy); | |
7925 | ||
7926 | if (ath12k_mac_bitrate_mask_num_ht_rates(ar, band, mask)) | |
7927 | return false; | |
7928 | ||
7929 | if (ath12k_mac_bitrate_mask_num_vht_rates(ar, band, mask)) | |
7930 | return false; | |
7931 | ||
7932 | return num_rates == 1; | |
7933 | } | |
7934 | ||
7935 | static bool | |
7936 | ath12k_mac_bitrate_mask_get_single_nss(struct ath12k *ar, | |
7937 | enum nl80211_band band, | |
7938 | const struct cfg80211_bitrate_mask *mask, | |
7939 | int *nss) | |
7940 | { | |
7941 | struct ieee80211_supported_band *sband = &ar->mac.sbands[band]; | |
7942 | u16 vht_mcs_map = le16_to_cpu(sband->vht_cap.vht_mcs.tx_mcs_map); | |
7943 | u8 ht_nss_mask = 0; | |
7944 | u8 vht_nss_mask = 0; | |
7945 | int i; | |
7946 | ||
7947 | /* No need to consider legacy here. Basic rates are always present | |
7948 | * in bitrate mask | |
7949 | */ | |
7950 | ||
7951 | for (i = 0; i < ARRAY_SIZE(mask->control[band].ht_mcs); i++) { | |
7952 | if (mask->control[band].ht_mcs[i] == 0) | |
7953 | continue; | |
7954 | else if (mask->control[band].ht_mcs[i] == | |
7955 | sband->ht_cap.mcs.rx_mask[i]) | |
7956 | ht_nss_mask |= BIT(i); | |
7957 | else | |
7958 | return false; | |
7959 | } | |
7960 | ||
7961 | for (i = 0; i < ARRAY_SIZE(mask->control[band].vht_mcs); i++) { | |
7962 | if (mask->control[band].vht_mcs[i] == 0) | |
7963 | continue; | |
7964 | else if (mask->control[band].vht_mcs[i] == | |
7965 | ath12k_mac_get_max_vht_mcs_map(vht_mcs_map, i)) | |
7966 | vht_nss_mask |= BIT(i); | |
7967 | else | |
7968 | return false; | |
7969 | } | |
7970 | ||
7971 | if (ht_nss_mask != vht_nss_mask) | |
7972 | return false; | |
7973 | ||
7974 | if (ht_nss_mask == 0) | |
7975 | return false; | |
7976 | ||
7977 | if (BIT(fls(ht_nss_mask)) - 1 != ht_nss_mask) | |
7978 | return false; | |
7979 | ||
7980 | *nss = fls(ht_nss_mask); | |
7981 | ||
7982 | return true; | |
7983 | } | |
7984 | ||
7985 | static int | |
7986 | ath12k_mac_get_single_legacy_rate(struct ath12k *ar, | |
7987 | enum nl80211_band band, | |
7988 | const struct cfg80211_bitrate_mask *mask, | |
7989 | u32 *rate, u8 *nss) | |
7990 | { | |
7991 | int rate_idx; | |
7992 | u16 bitrate; | |
7993 | u8 preamble; | |
7994 | u8 hw_rate; | |
7995 | ||
7996 | if (hweight32(mask->control[band].legacy) != 1) | |
7997 | return -EINVAL; | |
7998 | ||
7999 | rate_idx = ffs(mask->control[band].legacy) - 1; | |
8000 | ||
8001 | if (band == NL80211_BAND_5GHZ || band == NL80211_BAND_6GHZ) | |
8002 | rate_idx += ATH12K_MAC_FIRST_OFDM_RATE_IDX; | |
8003 | ||
8004 | hw_rate = ath12k_legacy_rates[rate_idx].hw_value; | |
8005 | bitrate = ath12k_legacy_rates[rate_idx].bitrate; | |
8006 | ||
8007 | if (ath12k_mac_bitrate_is_cck(bitrate)) | |
8008 | preamble = WMI_RATE_PREAMBLE_CCK; | |
8009 | else | |
8010 | preamble = WMI_RATE_PREAMBLE_OFDM; | |
8011 | ||
8012 | *nss = 1; | |
8013 | *rate = ATH12K_HW_RATE_CODE(hw_rate, 0, preamble); | |
8014 | ||
8015 | return 0; | |
8016 | } | |
8017 | ||
8018 | static int ath12k_mac_set_fixed_rate_params(struct ath12k_vif *arvif, | |
8019 | u32 rate, u8 nss, u8 sgi, u8 ldpc) | |
8020 | { | |
8021 | struct ath12k *ar = arvif->ar; | |
8022 | u32 vdev_param; | |
8023 | int ret; | |
8024 | ||
8025 | lockdep_assert_held(&ar->conf_mutex); | |
8026 | ||
8027 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac set fixed rate params vdev %i rate 0x%02x nss %u sgi %u\n", | |
8028 | arvif->vdev_id, rate, nss, sgi); | |
8029 | ||
8030 | vdev_param = WMI_VDEV_PARAM_FIXED_RATE; | |
8031 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, | |
8032 | vdev_param, rate); | |
8033 | if (ret) { | |
8034 | ath12k_warn(ar->ab, "failed to set fixed rate param 0x%02x: %d\n", | |
8035 | rate, ret); | |
8036 | return ret; | |
8037 | } | |
8038 | ||
8039 | vdev_param = WMI_VDEV_PARAM_NSS; | |
8040 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, | |
8041 | vdev_param, nss); | |
8042 | if (ret) { | |
8043 | ath12k_warn(ar->ab, "failed to set nss param %d: %d\n", | |
8044 | nss, ret); | |
8045 | return ret; | |
8046 | } | |
8047 | ||
8048 | vdev_param = WMI_VDEV_PARAM_SGI; | |
8049 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, | |
8050 | vdev_param, sgi); | |
8051 | if (ret) { | |
8052 | ath12k_warn(ar->ab, "failed to set sgi param %d: %d\n", | |
8053 | sgi, ret); | |
8054 | return ret; | |
8055 | } | |
8056 | ||
8057 | vdev_param = WMI_VDEV_PARAM_LDPC; | |
8058 | ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, | |
8059 | vdev_param, ldpc); | |
8060 | if (ret) { | |
8061 | ath12k_warn(ar->ab, "failed to set ldpc param %d: %d\n", | |
8062 | ldpc, ret); | |
8063 | return ret; | |
8064 | } | |
8065 | ||
8066 | return 0; | |
8067 | } | |
8068 | ||
8069 | static bool | |
8070 | ath12k_mac_vht_mcs_range_present(struct ath12k *ar, | |
8071 | enum nl80211_band band, | |
8072 | const struct cfg80211_bitrate_mask *mask) | |
8073 | { | |
8074 | int i; | |
8075 | u16 vht_mcs; | |
8076 | ||
8077 | for (i = 0; i < NL80211_VHT_NSS_MAX; i++) { | |
8078 | vht_mcs = mask->control[band].vht_mcs[i]; | |
8079 | ||
8080 | switch (vht_mcs) { | |
8081 | case 0: | |
8082 | case BIT(8) - 1: | |
8083 | case BIT(9) - 1: | |
8084 | case BIT(10) - 1: | |
8085 | break; | |
8086 | default: | |
8087 | return false; | |
8088 | } | |
8089 | } | |
8090 | ||
8091 | return true; | |
8092 | } | |
8093 | ||
8094 | static void ath12k_mac_set_bitrate_mask_iter(void *data, | |
8095 | struct ieee80211_sta *sta) | |
8096 | { | |
8097 | struct ath12k_vif *arvif = data; | |
9ef11815 | 8098 | struct ath12k_sta *arsta = ath12k_sta_to_arsta(sta); |
d8899132 KV |
8099 | struct ath12k *ar = arvif->ar; |
8100 | ||
cec77a25 S |
8101 | if (arsta->arvif != arvif) |
8102 | return; | |
8103 | ||
d8899132 KV |
8104 | spin_lock_bh(&ar->data_lock); |
8105 | arsta->changed |= IEEE80211_RC_SUPP_RATES_CHANGED; | |
8106 | spin_unlock_bh(&ar->data_lock); | |
8107 | ||
b856f023 | 8108 | ieee80211_queue_work(ath12k_ar_to_hw(ar), &arsta->update_wk); |
d8899132 KV |
8109 | } |
8110 | ||
8111 | static void ath12k_mac_disable_peer_fixed_rate(void *data, | |
8112 | struct ieee80211_sta *sta) | |
8113 | { | |
cec77a25 | 8114 | struct ath12k_sta *arsta = ath12k_sta_to_arsta(sta); |
d8899132 KV |
8115 | struct ath12k_vif *arvif = data; |
8116 | struct ath12k *ar = arvif->ar; | |
8117 | int ret; | |
8118 | ||
cec77a25 S |
8119 | if (arsta->arvif != arvif) |
8120 | return; | |
8121 | ||
d8899132 KV |
8122 | ret = ath12k_wmi_set_peer_param(ar, sta->addr, |
8123 | arvif->vdev_id, | |
8124 | WMI_PEER_PARAM_FIXED_RATE, | |
8125 | WMI_FIXED_RATE_NONE); | |
8126 | if (ret) | |
8127 | ath12k_warn(ar->ab, | |
8128 | "failed to disable peer fixed rate for STA %pM ret %d\n", | |
8129 | sta->addr, ret); | |
8130 | } | |
8131 | ||
8132 | static int | |
8133 | ath12k_mac_op_set_bitrate_mask(struct ieee80211_hw *hw, | |
8134 | struct ieee80211_vif *vif, | |
8135 | const struct cfg80211_bitrate_mask *mask) | |
8136 | { | |
13556aef | 8137 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); |
d8899132 KV |
8138 | struct cfg80211_chan_def def; |
8139 | struct ath12k *ar = arvif->ar; | |
8140 | enum nl80211_band band; | |
8141 | const u8 *ht_mcs_mask; | |
8142 | const u16 *vht_mcs_mask; | |
8143 | u32 rate; | |
8144 | u8 nss; | |
8145 | u8 sgi; | |
8146 | u8 ldpc; | |
8147 | int single_nss; | |
8148 | int ret; | |
8149 | int num_rates; | |
8150 | ||
8151 | if (ath12k_mac_vif_chan(vif, &def)) | |
8152 | return -EPERM; | |
8153 | ||
8154 | band = def.chan->band; | |
8155 | ht_mcs_mask = mask->control[band].ht_mcs; | |
8156 | vht_mcs_mask = mask->control[band].vht_mcs; | |
8157 | ldpc = !!(ar->ht_cap_info & WMI_HT_CAP_LDPC); | |
8158 | ||
8159 | sgi = mask->control[band].gi; | |
6db6e70a KP |
8160 | if (sgi == NL80211_TXRATE_FORCE_LGI) { |
8161 | ret = -EINVAL; | |
8162 | goto out; | |
8163 | } | |
d8899132 KV |
8164 | |
8165 | /* mac80211 doesn't support sending a fixed HT/VHT MCS alone, rather it | |
8166 | * requires passing at least one of used basic rates along with them. | |
8167 | * Fixed rate setting across different preambles(legacy, HT, VHT) is | |
8168 | * not supported by the FW. Hence use of FIXED_RATE vdev param is not | |
8169 | * suitable for setting single HT/VHT rates. | |
8170 | * But, there could be a single basic rate passed from userspace which | |
8171 | * can be done through the FIXED_RATE param. | |
8172 | */ | |
8173 | if (ath12k_mac_has_single_legacy_rate(ar, band, mask)) { | |
8174 | ret = ath12k_mac_get_single_legacy_rate(ar, band, mask, &rate, | |
8175 | &nss); | |
8176 | if (ret) { | |
8177 | ath12k_warn(ar->ab, "failed to get single legacy rate for vdev %i: %d\n", | |
8178 | arvif->vdev_id, ret); | |
6db6e70a | 8179 | goto out; |
d8899132 | 8180 | } |
842addae | 8181 | ieee80211_iterate_stations_atomic(hw, |
d8899132 KV |
8182 | ath12k_mac_disable_peer_fixed_rate, |
8183 | arvif); | |
8184 | } else if (ath12k_mac_bitrate_mask_get_single_nss(ar, band, mask, | |
8185 | &single_nss)) { | |
8186 | rate = WMI_FIXED_RATE_NONE; | |
8187 | nss = single_nss; | |
8188 | } else { | |
8189 | rate = WMI_FIXED_RATE_NONE; | |
8190 | nss = min_t(u32, ar->num_tx_chains, | |
8191 | max(ath12k_mac_max_ht_nss(ht_mcs_mask), | |
8192 | ath12k_mac_max_vht_nss(vht_mcs_mask))); | |
8193 | ||
8194 | /* If multiple rates across different preambles are given | |
8195 | * we can reconfigure this info with all peers using PEER_ASSOC | |
8196 | * command with the below exception cases. | |
8197 | * - Single VHT Rate : peer_assoc command accommodates only MCS | |
8198 | * range values i.e 0-7, 0-8, 0-9 for VHT. Though mac80211 | |
8199 | * mandates passing basic rates along with HT/VHT rates, FW | |
8200 | * doesn't allow switching from VHT to Legacy. Hence instead of | |
8201 | * setting legacy and VHT rates using RATEMASK_CMD vdev cmd, | |
8202 | * we could set this VHT rate as peer fixed rate param, which | |
8203 | * will override FIXED rate and FW rate control algorithm. | |
8204 | * If single VHT rate is passed along with HT rates, we select | |
8205 | * the VHT rate as fixed rate for vht peers. | |
8206 | * - Multiple VHT Rates : When Multiple VHT rates are given,this | |
8207 | * can be set using RATEMASK CMD which uses FW rate-ctl alg. | |
8208 | * TODO: Setting multiple VHT MCS and replacing peer_assoc with | |
8209 | * RATEMASK_CMDID can cover all use cases of setting rates | |
8210 | * across multiple preambles and rates within same type. | |
8211 | * But requires more validation of the command at this point. | |
8212 | */ | |
8213 | ||
8214 | num_rates = ath12k_mac_bitrate_mask_num_vht_rates(ar, band, | |
8215 | mask); | |
8216 | ||
8217 | if (!ath12k_mac_vht_mcs_range_present(ar, band, mask) && | |
8218 | num_rates > 1) { | |
8219 | /* TODO: Handle multiple VHT MCS values setting using | |
8220 | * RATEMASK CMD | |
8221 | */ | |
8222 | ath12k_warn(ar->ab, | |
8223 | "Setting more than one MCS Value in bitrate mask not supported\n"); | |
6db6e70a KP |
8224 | ret = -EINVAL; |
8225 | goto out; | |
d8899132 KV |
8226 | } |
8227 | ||
842addae | 8228 | ieee80211_iterate_stations_atomic(hw, |
d8899132 KV |
8229 | ath12k_mac_disable_peer_fixed_rate, |
8230 | arvif); | |
8231 | ||
8232 | mutex_lock(&ar->conf_mutex); | |
8233 | ||
8234 | arvif->bitrate_mask = *mask; | |
842addae | 8235 | ieee80211_iterate_stations_atomic(hw, |
d8899132 KV |
8236 | ath12k_mac_set_bitrate_mask_iter, |
8237 | arvif); | |
8238 | ||
8239 | mutex_unlock(&ar->conf_mutex); | |
8240 | } | |
8241 | ||
8242 | mutex_lock(&ar->conf_mutex); | |
8243 | ||
8244 | ret = ath12k_mac_set_fixed_rate_params(arvif, rate, nss, sgi, ldpc); | |
8245 | if (ret) { | |
8246 | ath12k_warn(ar->ab, "failed to set fixed rate params on vdev %i: %d\n", | |
8247 | arvif->vdev_id, ret); | |
8248 | } | |
8249 | ||
8250 | mutex_unlock(&ar->conf_mutex); | |
8251 | ||
6db6e70a | 8252 | out: |
d8899132 KV |
8253 | return ret; |
8254 | } | |
8255 | ||
8256 | static void | |
8257 | ath12k_mac_op_reconfig_complete(struct ieee80211_hw *hw, | |
8258 | enum ieee80211_reconfig_type reconfig_type) | |
8259 | { | |
6db6e70a KP |
8260 | struct ath12k_hw *ah = ath12k_hw_to_ah(hw); |
8261 | struct ath12k *ar; | |
8262 | struct ath12k_base *ab; | |
68c35cc3 | 8263 | struct ath12k_vif *arvif; |
ecd509b6 | 8264 | int recovery_count, i; |
d8899132 KV |
8265 | |
8266 | if (reconfig_type != IEEE80211_RECONFIG_TYPE_RESTART) | |
8267 | return; | |
8268 | ||
acaa8400 KP |
8269 | guard(mutex)(&ah->hw_mutex); |
8270 | ||
9b4e5caa KP |
8271 | if (ah->state != ATH12K_HW_STATE_RESTARTED) |
8272 | return; | |
8273 | ||
8274 | ah->state = ATH12K_HW_STATE_ON; | |
8275 | ieee80211_wake_queues(hw); | |
8276 | ||
ecd509b6 KP |
8277 | for_each_ar(ah, ar, i) { |
8278 | mutex_lock(&ar->conf_mutex); | |
6db6e70a | 8279 | |
ecd509b6 | 8280 | ab = ar->ab; |
d8899132 | 8281 | |
d8899132 KV |
8282 | ath12k_warn(ar->ab, "pdev %d successfully recovered\n", |
8283 | ar->pdev->pdev_id); | |
ecd509b6 | 8284 | |
d8899132 KV |
8285 | if (ab->is_reset) { |
8286 | recovery_count = atomic_inc_return(&ab->recovery_count); | |
ecd509b6 | 8287 | |
d8899132 KV |
8288 | ath12k_dbg(ab, ATH12K_DBG_BOOT, "recovery count %d\n", |
8289 | recovery_count); | |
ecd509b6 | 8290 | |
d8899132 KV |
8291 | /* When there are multiple radios in an SOC, |
8292 | * the recovery has to be done for each radio | |
8293 | */ | |
8294 | if (recovery_count == ab->num_radios) { | |
8295 | atomic_dec(&ab->reset_count); | |
8296 | complete(&ab->reset_complete); | |
8297 | ab->is_reset = false; | |
8298 | atomic_set(&ab->fail_cont_count, 0); | |
8299 | ath12k_dbg(ab, ATH12K_DBG_BOOT, "reset success\n"); | |
8300 | } | |
8301 | } | |
68c35cc3 WG |
8302 | |
8303 | list_for_each_entry(arvif, &ar->arvifs, list) { | |
8304 | ath12k_dbg(ab, ATH12K_DBG_BOOT, | |
8305 | "reconfig cipher %d up %d vdev type %d\n", | |
8306 | arvif->key_cipher, | |
8307 | arvif->is_up, | |
8308 | arvif->vdev_type); | |
ecd509b6 | 8309 | |
68c35cc3 WG |
8310 | /* After trigger disconnect, then upper layer will |
8311 | * trigger connect again, then the PN number of | |
8312 | * upper layer will be reset to keep up with AP | |
4f1dbb49 | 8313 | * side, hence PN number mismatch will not happen. |
68c35cc3 WG |
8314 | */ |
8315 | if (arvif->is_up && | |
8316 | arvif->vdev_type == WMI_VDEV_TYPE_STA && | |
8317 | arvif->vdev_subtype == WMI_VDEV_SUBTYPE_NONE) { | |
8318 | ieee80211_hw_restart_disconnect(arvif->vif); | |
ecd509b6 | 8319 | |
68c35cc3 WG |
8320 | ath12k_dbg(ab, ATH12K_DBG_BOOT, |
8321 | "restart disconnect\n"); | |
8322 | } | |
8323 | } | |
d8899132 | 8324 | |
ecd509b6 KP |
8325 | mutex_unlock(&ar->conf_mutex); |
8326 | } | |
d8899132 KV |
8327 | } |
8328 | ||
8329 | static void | |
8330 | ath12k_mac_update_bss_chan_survey(struct ath12k *ar, | |
8331 | struct ieee80211_channel *channel) | |
8332 | { | |
8333 | int ret; | |
8334 | enum wmi_bss_chan_info_req_type type = WMI_BSS_SURVEY_REQ_TYPE_READ; | |
8335 | ||
8336 | lockdep_assert_held(&ar->conf_mutex); | |
8337 | ||
8338 | if (!test_bit(WMI_TLV_SERVICE_BSS_CHANNEL_INFO_64, ar->ab->wmi_ab.svc_map) || | |
8339 | ar->rx_channel != channel) | |
8340 | return; | |
8341 | ||
8342 | if (ar->scan.state != ATH12K_SCAN_IDLE) { | |
8343 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, | |
8344 | "ignoring bss chan info req while scanning..\n"); | |
8345 | return; | |
8346 | } | |
8347 | ||
8348 | reinit_completion(&ar->bss_survey_done); | |
8349 | ||
8350 | ret = ath12k_wmi_pdev_bss_chan_info_request(ar, type); | |
8351 | if (ret) { | |
8352 | ath12k_warn(ar->ab, "failed to send pdev bss chan info request\n"); | |
8353 | return; | |
8354 | } | |
8355 | ||
8356 | ret = wait_for_completion_timeout(&ar->bss_survey_done, 3 * HZ); | |
8357 | if (ret == 0) | |
8358 | ath12k_warn(ar->ab, "bss channel survey timed out\n"); | |
8359 | } | |
8360 | ||
8361 | static int ath12k_mac_op_get_survey(struct ieee80211_hw *hw, int idx, | |
8362 | struct survey_info *survey) | |
8363 | { | |
6db6e70a | 8364 | struct ath12k *ar; |
d8899132 KV |
8365 | struct ieee80211_supported_band *sband; |
8366 | struct survey_info *ar_survey; | |
d8899132 KV |
8367 | |
8368 | if (idx >= ATH12K_NUM_CHANS) | |
8369 | return -ENOENT; | |
8370 | ||
d8899132 KV |
8371 | sband = hw->wiphy->bands[NL80211_BAND_2GHZ]; |
8372 | if (sband && idx >= sband->n_channels) { | |
8373 | idx -= sband->n_channels; | |
8374 | sband = NULL; | |
8375 | } | |
8376 | ||
8377 | if (!sband) | |
8378 | sband = hw->wiphy->bands[NL80211_BAND_5GHZ]; | |
70e3be54 PKC |
8379 | if (sband && idx >= sband->n_channels) { |
8380 | idx -= sband->n_channels; | |
8381 | sband = NULL; | |
8382 | } | |
8383 | ||
8384 | if (!sband) | |
8385 | sband = hw->wiphy->bands[NL80211_BAND_6GHZ]; | |
d8899132 | 8386 | |
4f242b1d S |
8387 | if (!sband || idx >= sband->n_channels) |
8388 | return -ENOENT; | |
8389 | ||
8390 | ar = ath12k_mac_get_ar_by_chan(hw, &sband->channels[idx]); | |
8391 | if (!ar) { | |
8392 | if (sband->channels[idx].flags & IEEE80211_CHAN_DISABLED) { | |
8393 | memset(survey, 0, sizeof(*survey)); | |
8394 | return 0; | |
8395 | } | |
8396 | return -ENOENT; | |
d8899132 KV |
8397 | } |
8398 | ||
4f242b1d S |
8399 | ar_survey = &ar->survey[idx]; |
8400 | ||
8401 | mutex_lock(&ar->conf_mutex); | |
8402 | ||
d8899132 KV |
8403 | ath12k_mac_update_bss_chan_survey(ar, &sband->channels[idx]); |
8404 | ||
8405 | spin_lock_bh(&ar->data_lock); | |
8406 | memcpy(survey, ar_survey, sizeof(*survey)); | |
8407 | spin_unlock_bh(&ar->data_lock); | |
8408 | ||
8409 | survey->channel = &sband->channels[idx]; | |
8410 | ||
8411 | if (ar->rx_channel == survey->channel) | |
8412 | survey->filled |= SURVEY_INFO_IN_USE; | |
8413 | ||
d8899132 | 8414 | mutex_unlock(&ar->conf_mutex); |
4f242b1d | 8415 | return 0; |
d8899132 KV |
8416 | } |
8417 | ||
8418 | static void ath12k_mac_op_sta_statistics(struct ieee80211_hw *hw, | |
8419 | struct ieee80211_vif *vif, | |
8420 | struct ieee80211_sta *sta, | |
8421 | struct station_info *sinfo) | |
8422 | { | |
9ef11815 | 8423 | struct ath12k_sta *arsta = ath12k_sta_to_arsta(sta); |
d8899132 KV |
8424 | |
8425 | sinfo->rx_duration = arsta->rx_duration; | |
8426 | sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_DURATION); | |
8427 | ||
8428 | sinfo->tx_duration = arsta->tx_duration; | |
8429 | sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_DURATION); | |
8430 | ||
8431 | if (!arsta->txrate.legacy && !arsta->txrate.nss) | |
8432 | return; | |
8433 | ||
8434 | if (arsta->txrate.legacy) { | |
8435 | sinfo->txrate.legacy = arsta->txrate.legacy; | |
8436 | } else { | |
8437 | sinfo->txrate.mcs = arsta->txrate.mcs; | |
8438 | sinfo->txrate.nss = arsta->txrate.nss; | |
8439 | sinfo->txrate.bw = arsta->txrate.bw; | |
8440 | sinfo->txrate.he_gi = arsta->txrate.he_gi; | |
8441 | sinfo->txrate.he_dcm = arsta->txrate.he_dcm; | |
8442 | sinfo->txrate.he_ru_alloc = arsta->txrate.he_ru_alloc; | |
8443 | } | |
8444 | sinfo->txrate.flags = arsta->txrate.flags; | |
8445 | sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE); | |
8446 | ||
8447 | /* TODO: Use real NF instead of default one. */ | |
8448 | sinfo->signal = arsta->rssi_comb + ATH12K_DEFAULT_NOISE_FLOOR; | |
8449 | sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL); | |
8450 | } | |
8451 | ||
2830bc9e KY |
8452 | static int ath12k_mac_op_cancel_remain_on_channel(struct ieee80211_hw *hw, |
8453 | struct ieee80211_vif *vif) | |
8454 | { | |
8455 | struct ath12k_hw *ah = ath12k_hw_to_ah(hw); | |
8456 | struct ath12k *ar; | |
8457 | ||
ba12f08f | 8458 | ar = ath12k_ah_to_ar(ah, 0); |
2830bc9e KY |
8459 | |
8460 | mutex_lock(&ar->conf_mutex); | |
8461 | ||
8462 | spin_lock_bh(&ar->data_lock); | |
8463 | ar->scan.roc_notify = false; | |
8464 | spin_unlock_bh(&ar->data_lock); | |
8465 | ||
8466 | ath12k_scan_abort(ar); | |
8467 | ||
8468 | mutex_unlock(&ar->conf_mutex); | |
8469 | ||
8470 | cancel_delayed_work_sync(&ar->scan.timeout); | |
8471 | ||
8472 | return 0; | |
8473 | } | |
8474 | ||
8475 | static int ath12k_mac_op_remain_on_channel(struct ieee80211_hw *hw, | |
8476 | struct ieee80211_vif *vif, | |
8477 | struct ieee80211_channel *chan, | |
8478 | int duration, | |
8479 | enum ieee80211_roc_type type) | |
8480 | { | |
8481 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); | |
8482 | struct ath12k_hw *ah = ath12k_hw_to_ah(hw); | |
8483 | struct ath12k_wmi_scan_req_arg arg; | |
4938ba73 | 8484 | struct ath12k *ar, *prev_ar; |
2830bc9e | 8485 | u32 scan_time_msec; |
4938ba73 | 8486 | bool create = true; |
2830bc9e KY |
8487 | int ret; |
8488 | ||
4938ba73 RS |
8489 | if (ah->num_radio == 1) { |
8490 | WARN_ON(!arvif->is_created); | |
8491 | ar = ath12k_ah_to_ar(ah, 0); | |
8492 | goto scan; | |
8493 | } | |
8494 | ||
8495 | ar = ath12k_mac_select_scan_device(hw, vif, chan->center_freq); | |
8496 | if (!ar) | |
8497 | return -EINVAL; | |
8498 | ||
8499 | /* If the vif is already assigned to a specific vdev of an ar, | |
8500 | * check whether its already started, vdev which is started | |
8501 | * are not allowed to switch to a new radio. | |
8502 | * If the vdev is not started, but was earlier created on a | |
8503 | * different ar, delete that vdev and create a new one. We don't | |
8504 | * delete at the scan stop as an optimization to avoid redundant | |
8505 | * delete-create vdev's for the same ar, in case the request is | |
8506 | * always on the same band for the vif | |
8507 | */ | |
8508 | if (arvif->is_created) { | |
8509 | if (WARN_ON(!arvif->ar)) | |
8510 | return -EINVAL; | |
8511 | ||
8512 | if (ar != arvif->ar && arvif->is_started) | |
8513 | return -EBUSY; | |
2830bc9e | 8514 | |
4938ba73 RS |
8515 | if (ar != arvif->ar) { |
8516 | /* backup the previously used ar ptr, since the vdev delete | |
8517 | * would assign the arvif->ar to NULL after the call | |
8518 | */ | |
8519 | prev_ar = arvif->ar; | |
8520 | mutex_lock(&prev_ar->conf_mutex); | |
8521 | ret = ath12k_mac_vdev_delete(prev_ar, vif); | |
8522 | mutex_unlock(&prev_ar->conf_mutex); | |
8523 | if (ret) { | |
8524 | ath12k_warn(prev_ar->ab, | |
8525 | "unable to delete scan vdev for roc: %d\n", | |
8526 | ret); | |
8527 | return ret; | |
8528 | } | |
8529 | } else { | |
8530 | create = false; | |
8531 | } | |
8532 | } | |
8533 | ||
8534 | if (create) { | |
8535 | mutex_lock(&ar->conf_mutex); | |
8536 | ret = ath12k_mac_vdev_create(ar, vif); | |
8537 | mutex_unlock(&ar->conf_mutex); | |
8538 | if (ret) { | |
8539 | ath12k_warn(ar->ab, "unable to create scan vdev for roc: %d\n", | |
8540 | ret); | |
8541 | return -EINVAL; | |
8542 | } | |
8543 | } | |
2830bc9e | 8544 | |
4938ba73 | 8545 | scan: |
2830bc9e KY |
8546 | mutex_lock(&ar->conf_mutex); |
8547 | spin_lock_bh(&ar->data_lock); | |
8548 | ||
8549 | switch (ar->scan.state) { | |
8550 | case ATH12K_SCAN_IDLE: | |
8551 | reinit_completion(&ar->scan.started); | |
8552 | reinit_completion(&ar->scan.completed); | |
8553 | reinit_completion(&ar->scan.on_channel); | |
8554 | ar->scan.state = ATH12K_SCAN_STARTING; | |
8555 | ar->scan.is_roc = true; | |
8556 | ar->scan.vdev_id = arvif->vdev_id; | |
8557 | ar->scan.roc_freq = chan->center_freq; | |
8558 | ar->scan.roc_notify = true; | |
8559 | ret = 0; | |
8560 | break; | |
8561 | case ATH12K_SCAN_STARTING: | |
8562 | case ATH12K_SCAN_RUNNING: | |
8563 | case ATH12K_SCAN_ABORTING: | |
8564 | ret = -EBUSY; | |
8565 | break; | |
8566 | } | |
8567 | ||
8568 | spin_unlock_bh(&ar->data_lock); | |
8569 | ||
8570 | if (ret) | |
8571 | goto exit; | |
8572 | ||
8573 | scan_time_msec = hw->wiphy->max_remain_on_channel_duration * 2; | |
8574 | ||
8575 | memset(&arg, 0, sizeof(arg)); | |
8576 | ath12k_wmi_start_scan_init(ar, &arg); | |
8577 | arg.num_chan = 1; | |
8578 | arg.chan_list = kcalloc(arg.num_chan, sizeof(*arg.chan_list), | |
8579 | GFP_KERNEL); | |
8580 | if (!arg.chan_list) { | |
8581 | ret = -ENOMEM; | |
8582 | goto exit; | |
8583 | } | |
8584 | ||
8585 | arg.vdev_id = arvif->vdev_id; | |
8586 | arg.scan_id = ATH12K_SCAN_ID; | |
8587 | arg.chan_list[0] = chan->center_freq; | |
8588 | arg.dwell_time_active = scan_time_msec; | |
8589 | arg.dwell_time_passive = scan_time_msec; | |
8590 | arg.max_scan_time = scan_time_msec; | |
bcdb44f3 | 8591 | arg.scan_f_passive = 1; |
2830bc9e KY |
8592 | arg.burst_duration = duration; |
8593 | ||
8594 | ret = ath12k_start_scan(ar, &arg); | |
8595 | if (ret) { | |
8596 | ath12k_warn(ar->ab, "failed to start roc scan: %d\n", ret); | |
8597 | ||
8598 | spin_lock_bh(&ar->data_lock); | |
8599 | ar->scan.state = ATH12K_SCAN_IDLE; | |
8600 | spin_unlock_bh(&ar->data_lock); | |
8601 | goto free_chan_list; | |
8602 | } | |
8603 | ||
8604 | ret = wait_for_completion_timeout(&ar->scan.on_channel, 3 * HZ); | |
8605 | if (ret == 0) { | |
8606 | ath12k_warn(ar->ab, "failed to switch to channel for roc scan\n"); | |
8607 | ret = ath12k_scan_stop(ar); | |
8608 | if (ret) | |
8609 | ath12k_warn(ar->ab, "failed to stop scan: %d\n", ret); | |
8610 | ret = -ETIMEDOUT; | |
8611 | goto free_chan_list; | |
8612 | } | |
8613 | ||
8614 | ieee80211_queue_delayed_work(hw, &ar->scan.timeout, | |
8615 | msecs_to_jiffies(duration)); | |
8616 | ||
8617 | ret = 0; | |
8618 | ||
8619 | free_chan_list: | |
8620 | kfree(arg.chan_list); | |
8621 | exit: | |
8622 | mutex_unlock(&ar->conf_mutex); | |
8623 | ||
8624 | return ret; | |
8625 | } | |
8626 | ||
aab4ae56 BQ |
8627 | static void ath12k_mac_op_set_rekey_data(struct ieee80211_hw *hw, |
8628 | struct ieee80211_vif *vif, | |
8629 | struct cfg80211_gtk_rekey_data *data) | |
8630 | { | |
8631 | struct ath12k_vif *arvif = ath12k_vif_to_arvif(vif); | |
8632 | struct ath12k_rekey_data *rekey_data = &arvif->rekey_data; | |
8633 | struct ath12k_hw *ah = ath12k_hw_to_ah(hw); | |
8634 | struct ath12k *ar = ath12k_ah_to_ar(ah, 0); | |
8635 | ||
8636 | ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac set rekey data vdev %d\n", | |
8637 | arvif->vdev_id); | |
8638 | ||
8639 | mutex_lock(&ar->conf_mutex); | |
8640 | ||
8641 | memcpy(rekey_data->kck, data->kck, NL80211_KCK_LEN); | |
8642 | memcpy(rekey_data->kek, data->kek, NL80211_KEK_LEN); | |
8643 | ||
8644 | /* The supplicant works on big-endian, the firmware expects it on | |
8645 | * little endian. | |
8646 | */ | |
8647 | rekey_data->replay_ctr = get_unaligned_be64(data->replay_ctr); | |
8648 | ||
8649 | arvif->rekey_data.enable_offload = true; | |
8650 | ||
8651 | ath12k_dbg_dump(ar->ab, ATH12K_DBG_MAC, "kck", NULL, | |
8652 | rekey_data->kck, NL80211_KCK_LEN); | |
8653 | ath12k_dbg_dump(ar->ab, ATH12K_DBG_MAC, "kek", NULL, | |
8654 | rekey_data->kck, NL80211_KEK_LEN); | |
8655 | ath12k_dbg_dump(ar->ab, ATH12K_DBG_MAC, "replay ctr", NULL, | |
8656 | &rekey_data->replay_ctr, sizeof(rekey_data->replay_ctr)); | |
8657 | ||
8658 | mutex_unlock(&ar->conf_mutex); | |
8659 | } | |
8660 | ||
d8899132 KV |
8661 | static const struct ieee80211_ops ath12k_ops = { |
8662 | .tx = ath12k_mac_op_tx, | |
8663 | .wake_tx_queue = ieee80211_handle_wake_tx_queue, | |
8664 | .start = ath12k_mac_op_start, | |
8665 | .stop = ath12k_mac_op_stop, | |
8666 | .reconfig_complete = ath12k_mac_op_reconfig_complete, | |
8667 | .add_interface = ath12k_mac_op_add_interface, | |
8668 | .remove_interface = ath12k_mac_op_remove_interface, | |
8669 | .update_vif_offload = ath12k_mac_op_update_vif_offload, | |
8670 | .config = ath12k_mac_op_config, | |
8671 | .bss_info_changed = ath12k_mac_op_bss_info_changed, | |
8672 | .configure_filter = ath12k_mac_op_configure_filter, | |
8673 | .hw_scan = ath12k_mac_op_hw_scan, | |
8674 | .cancel_hw_scan = ath12k_mac_op_cancel_hw_scan, | |
8675 | .set_key = ath12k_mac_op_set_key, | |
aab4ae56 | 8676 | .set_rekey_data = ath12k_mac_op_set_rekey_data, |
d8899132 KV |
8677 | .sta_state = ath12k_mac_op_sta_state, |
8678 | .sta_set_txpwr = ath12k_mac_op_sta_set_txpwr, | |
8679 | .sta_rc_update = ath12k_mac_op_sta_rc_update, | |
8680 | .conf_tx = ath12k_mac_op_conf_tx, | |
8681 | .set_antenna = ath12k_mac_op_set_antenna, | |
8682 | .get_antenna = ath12k_mac_op_get_antenna, | |
8683 | .ampdu_action = ath12k_mac_op_ampdu_action, | |
8684 | .add_chanctx = ath12k_mac_op_add_chanctx, | |
8685 | .remove_chanctx = ath12k_mac_op_remove_chanctx, | |
8686 | .change_chanctx = ath12k_mac_op_change_chanctx, | |
8687 | .assign_vif_chanctx = ath12k_mac_op_assign_vif_chanctx, | |
8688 | .unassign_vif_chanctx = ath12k_mac_op_unassign_vif_chanctx, | |
8689 | .switch_vif_chanctx = ath12k_mac_op_switch_vif_chanctx, | |
8690 | .set_rts_threshold = ath12k_mac_op_set_rts_threshold, | |
8691 | .set_frag_threshold = ath12k_mac_op_set_frag_threshold, | |
8692 | .set_bitrate_mask = ath12k_mac_op_set_bitrate_mask, | |
8693 | .get_survey = ath12k_mac_op_get_survey, | |
8694 | .flush = ath12k_mac_op_flush, | |
8695 | .sta_statistics = ath12k_mac_op_sta_statistics, | |
2830bc9e KY |
8696 | .remain_on_channel = ath12k_mac_op_remain_on_channel, |
8697 | .cancel_remain_on_channel = ath12k_mac_op_cancel_remain_on_channel, | |
4a3c212e BQ |
8698 | |
8699 | #ifdef CONFIG_PM | |
8700 | .suspend = ath12k_wow_op_suspend, | |
8701 | .resume = ath12k_wow_op_resume, | |
8702 | .set_wakeup = ath12k_wow_op_set_wakeup, | |
8703 | #endif | |
d8899132 KV |
8704 | }; |
8705 | ||
8706 | static void ath12k_mac_update_ch_list(struct ath12k *ar, | |
8707 | struct ieee80211_supported_band *band, | |
8708 | u32 freq_low, u32 freq_high) | |
8709 | { | |
8710 | int i; | |
8711 | ||
8712 | if (!(freq_low && freq_high)) | |
8713 | return; | |
8714 | ||
8715 | for (i = 0; i < band->n_channels; i++) { | |
8716 | if (band->channels[i].center_freq < freq_low || | |
8717 | band->channels[i].center_freq > freq_high) | |
8718 | band->channels[i].flags |= IEEE80211_CHAN_DISABLED; | |
8719 | } | |
d01c08ed S |
8720 | |
8721 | ar->freq_low = freq_low; | |
8722 | ar->freq_high = freq_high; | |
d8899132 KV |
8723 | } |
8724 | ||
8725 | static u32 ath12k_get_phy_id(struct ath12k *ar, u32 band) | |
8726 | { | |
8727 | struct ath12k_pdev *pdev = ar->pdev; | |
8728 | struct ath12k_pdev_cap *pdev_cap = &pdev->cap; | |
8729 | ||
8730 | if (band == WMI_HOST_WLAN_2G_CAP) | |
8731 | return pdev_cap->band[NL80211_BAND_2GHZ].phy_id; | |
8732 | ||
8733 | if (band == WMI_HOST_WLAN_5G_CAP) | |
8734 | return pdev_cap->band[NL80211_BAND_5GHZ].phy_id; | |
8735 | ||
8736 | ath12k_warn(ar->ab, "unsupported phy cap:%d\n", band); | |
8737 | ||
8738 | return 0; | |
8739 | } | |
8740 | ||
8741 | static int ath12k_mac_setup_channels_rates(struct ath12k *ar, | |
d2b7a6e5 KP |
8742 | u32 supported_bands, |
8743 | struct ieee80211_supported_band *bands[]) | |
d8899132 KV |
8744 | { |
8745 | struct ieee80211_supported_band *band; | |
8746 | struct ath12k_wmi_hal_reg_capabilities_ext_arg *reg_cap; | |
0da00e45 | 8747 | struct ath12k_hw *ah = ar->ah; |
d8899132 KV |
8748 | void *channels; |
8749 | u32 phy_id; | |
8750 | ||
8751 | BUILD_BUG_ON((ARRAY_SIZE(ath12k_2ghz_channels) + | |
8752 | ARRAY_SIZE(ath12k_5ghz_channels) + | |
8753 | ARRAY_SIZE(ath12k_6ghz_channels)) != | |
8754 | ATH12K_NUM_CHANS); | |
8755 | ||
8756 | reg_cap = &ar->ab->hal_reg_cap[ar->pdev_idx]; | |
8757 | ||
8758 | if (supported_bands & WMI_HOST_WLAN_2G_CAP) { | |
8759 | channels = kmemdup(ath12k_2ghz_channels, | |
8760 | sizeof(ath12k_2ghz_channels), | |
8761 | GFP_KERNEL); | |
8762 | if (!channels) | |
8763 | return -ENOMEM; | |
8764 | ||
8765 | band = &ar->mac.sbands[NL80211_BAND_2GHZ]; | |
8766 | band->band = NL80211_BAND_2GHZ; | |
8767 | band->n_channels = ARRAY_SIZE(ath12k_2ghz_channels); | |
8768 | band->channels = channels; | |
8769 | band->n_bitrates = ath12k_g_rates_size; | |
8770 | band->bitrates = ath12k_g_rates; | |
d2b7a6e5 | 8771 | bands[NL80211_BAND_2GHZ] = band; |
d8899132 KV |
8772 | |
8773 | if (ar->ab->hw_params->single_pdev_only) { | |
8774 | phy_id = ath12k_get_phy_id(ar, WMI_HOST_WLAN_2G_CAP); | |
8775 | reg_cap = &ar->ab->hal_reg_cap[phy_id]; | |
8776 | } | |
8777 | ath12k_mac_update_ch_list(ar, band, | |
8778 | reg_cap->low_2ghz_chan, | |
8779 | reg_cap->high_2ghz_chan); | |
8780 | } | |
8781 | ||
8782 | if (supported_bands & WMI_HOST_WLAN_5G_CAP) { | |
67a48d93 | 8783 | if (reg_cap->high_5ghz_chan >= ATH12K_MIN_6G_FREQ) { |
d8899132 KV |
8784 | channels = kmemdup(ath12k_6ghz_channels, |
8785 | sizeof(ath12k_6ghz_channels), GFP_KERNEL); | |
8786 | if (!channels) { | |
8787 | kfree(ar->mac.sbands[NL80211_BAND_2GHZ].channels); | |
8788 | return -ENOMEM; | |
8789 | } | |
8790 | ||
8791 | ar->supports_6ghz = true; | |
8792 | band = &ar->mac.sbands[NL80211_BAND_6GHZ]; | |
8793 | band->band = NL80211_BAND_6GHZ; | |
8794 | band->n_channels = ARRAY_SIZE(ath12k_6ghz_channels); | |
8795 | band->channels = channels; | |
8796 | band->n_bitrates = ath12k_a_rates_size; | |
8797 | band->bitrates = ath12k_a_rates; | |
d2b7a6e5 | 8798 | bands[NL80211_BAND_6GHZ] = band; |
d8899132 KV |
8799 | ath12k_mac_update_ch_list(ar, band, |
8800 | reg_cap->low_5ghz_chan, | |
8801 | reg_cap->high_5ghz_chan); | |
0da00e45 | 8802 | ah->use_6ghz_regd = true; |
d8899132 KV |
8803 | } |
8804 | ||
8805 | if (reg_cap->low_5ghz_chan < ATH12K_MIN_6G_FREQ) { | |
8806 | channels = kmemdup(ath12k_5ghz_channels, | |
8807 | sizeof(ath12k_5ghz_channels), | |
8808 | GFP_KERNEL); | |
8809 | if (!channels) { | |
8810 | kfree(ar->mac.sbands[NL80211_BAND_2GHZ].channels); | |
8811 | kfree(ar->mac.sbands[NL80211_BAND_6GHZ].channels); | |
8812 | return -ENOMEM; | |
8813 | } | |
8814 | ||
8815 | band = &ar->mac.sbands[NL80211_BAND_5GHZ]; | |
8816 | band->band = NL80211_BAND_5GHZ; | |
8817 | band->n_channels = ARRAY_SIZE(ath12k_5ghz_channels); | |
8818 | band->channels = channels; | |
8819 | band->n_bitrates = ath12k_a_rates_size; | |
8820 | band->bitrates = ath12k_a_rates; | |
d2b7a6e5 | 8821 | bands[NL80211_BAND_5GHZ] = band; |
d8899132 KV |
8822 | |
8823 | if (ar->ab->hw_params->single_pdev_only) { | |
8824 | phy_id = ath12k_get_phy_id(ar, WMI_HOST_WLAN_5G_CAP); | |
8825 | reg_cap = &ar->ab->hal_reg_cap[phy_id]; | |
8826 | } | |
8827 | ||
8828 | ath12k_mac_update_ch_list(ar, band, | |
8829 | reg_cap->low_5ghz_chan, | |
8830 | reg_cap->high_5ghz_chan); | |
8831 | } | |
8832 | } | |
8833 | ||
8834 | return 0; | |
8835 | } | |
8836 | ||
6db6e70a | 8837 | static u16 ath12k_mac_get_ifmodes(struct ath12k_hw *ah) |
d8899132 | 8838 | { |
ba12f08f KP |
8839 | struct ath12k *ar; |
8840 | int i; | |
6db6e70a KP |
8841 | u16 interface_modes = U16_MAX; |
8842 | ||
ba12f08f KP |
8843 | for_each_ar(ah, ar, i) |
8844 | interface_modes &= ar->ab->hw_params->interface_modes; | |
6db6e70a KP |
8845 | |
8846 | return interface_modes == U16_MAX ? 0 : interface_modes; | |
8847 | } | |
8848 | ||
8849 | static bool ath12k_mac_is_iface_mode_enable(struct ath12k_hw *ah, | |
8850 | enum nl80211_iftype type) | |
8851 | { | |
ba12f08f KP |
8852 | struct ath12k *ar; |
8853 | int i; | |
6db6e70a KP |
8854 | u16 interface_modes, mode; |
8855 | bool is_enable = true; | |
8856 | ||
8857 | mode = BIT(type); | |
ba12f08f KP |
8858 | for_each_ar(ah, ar, i) { |
8859 | interface_modes = ar->ab->hw_params->interface_modes; | |
8860 | if (!(interface_modes & mode)) { | |
8861 | is_enable = false; | |
8862 | break; | |
8863 | } | |
8864 | } | |
6db6e70a KP |
8865 | |
8866 | return is_enable; | |
8867 | } | |
8868 | ||
8869 | static int ath12k_mac_setup_iface_combinations(struct ath12k_hw *ah) | |
8870 | { | |
8871 | struct wiphy *wiphy = ah->hw->wiphy; | |
d8899132 KV |
8872 | struct ieee80211_iface_combination *combinations; |
8873 | struct ieee80211_iface_limit *limits; | |
8874 | int n_limits, max_interfaces; | |
ef860c6a | 8875 | bool ap, mesh, p2p; |
d8899132 | 8876 | |
6db6e70a | 8877 | ap = ath12k_mac_is_iface_mode_enable(ah, NL80211_IFTYPE_AP); |
ef860c6a | 8878 | p2p = ath12k_mac_is_iface_mode_enable(ah, NL80211_IFTYPE_P2P_DEVICE); |
d8899132 KV |
8879 | |
8880 | mesh = IS_ENABLED(CONFIG_MAC80211_MESH) && | |
6db6e70a | 8881 | ath12k_mac_is_iface_mode_enable(ah, NL80211_IFTYPE_MESH_POINT); |
d8899132 KV |
8882 | |
8883 | combinations = kzalloc(sizeof(*combinations), GFP_KERNEL); | |
8884 | if (!combinations) | |
8885 | return -ENOMEM; | |
8886 | ||
ef860c6a | 8887 | if ((ap || mesh) && !p2p) { |
d8899132 KV |
8888 | n_limits = 2; |
8889 | max_interfaces = 16; | |
ef860c6a KY |
8890 | } else if (p2p) { |
8891 | n_limits = 3; | |
8892 | if (ap || mesh) | |
8893 | max_interfaces = 16; | |
8894 | else | |
8895 | max_interfaces = 3; | |
d8899132 KV |
8896 | } else { |
8897 | n_limits = 1; | |
8898 | max_interfaces = 1; | |
8899 | } | |
8900 | ||
8901 | limits = kcalloc(n_limits, sizeof(*limits), GFP_KERNEL); | |
8902 | if (!limits) { | |
8903 | kfree(combinations); | |
8904 | return -ENOMEM; | |
8905 | } | |
8906 | ||
8907 | limits[0].max = 1; | |
8908 | limits[0].types |= BIT(NL80211_IFTYPE_STATION); | |
8909 | ||
ef860c6a | 8910 | if (ap || mesh || p2p) |
d8899132 | 8911 | limits[1].max = max_interfaces; |
ef860c6a KY |
8912 | |
8913 | if (ap) | |
d8899132 | 8914 | limits[1].types |= BIT(NL80211_IFTYPE_AP); |
d8899132 KV |
8915 | |
8916 | if (mesh) | |
8917 | limits[1].types |= BIT(NL80211_IFTYPE_MESH_POINT); | |
8918 | ||
ef860c6a KY |
8919 | if (p2p) { |
8920 | limits[1].types |= BIT(NL80211_IFTYPE_P2P_CLIENT) | | |
8921 | BIT(NL80211_IFTYPE_P2P_GO); | |
8922 | limits[2].max = 1; | |
8923 | limits[2].types |= BIT(NL80211_IFTYPE_P2P_DEVICE); | |
8924 | } | |
8925 | ||
d8899132 KV |
8926 | combinations[0].limits = limits; |
8927 | combinations[0].n_limits = n_limits; | |
8928 | combinations[0].max_interfaces = max_interfaces; | |
8929 | combinations[0].num_different_channels = 1; | |
8930 | combinations[0].beacon_int_infra_match = true; | |
8931 | combinations[0].beacon_int_min_gcd = 100; | |
8932 | combinations[0].radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) | | |
8933 | BIT(NL80211_CHAN_WIDTH_20) | | |
8934 | BIT(NL80211_CHAN_WIDTH_40) | | |
8935 | BIT(NL80211_CHAN_WIDTH_80); | |
8936 | ||
c8a5f34a KP |
8937 | wiphy->iface_combinations = combinations; |
8938 | wiphy->n_iface_combinations = 1; | |
d8899132 KV |
8939 | |
8940 | return 0; | |
8941 | } | |
8942 | ||
8943 | static const u8 ath12k_if_types_ext_capa[] = { | |
8944 | [0] = WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING, | |
519a545c | 8945 | [2] = WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT, |
d8899132 KV |
8946 | [7] = WLAN_EXT_CAPA8_OPMODE_NOTIF, |
8947 | }; | |
8948 | ||
8949 | static const u8 ath12k_if_types_ext_capa_sta[] = { | |
8950 | [0] = WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING, | |
519a545c | 8951 | [2] = WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT, |
d8899132 KV |
8952 | [7] = WLAN_EXT_CAPA8_OPMODE_NOTIF, |
8953 | [9] = WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT, | |
8954 | }; | |
8955 | ||
8956 | static const u8 ath12k_if_types_ext_capa_ap[] = { | |
8957 | [0] = WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING, | |
519a545c | 8958 | [2] = WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT, |
d8899132 KV |
8959 | [7] = WLAN_EXT_CAPA8_OPMODE_NOTIF, |
8960 | [9] = WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT, | |
519a545c | 8961 | [10] = WLAN_EXT_CAPA11_EMA_SUPPORT, |
d8899132 KV |
8962 | }; |
8963 | ||
8964 | static const struct wiphy_iftype_ext_capab ath12k_iftypes_ext_capa[] = { | |
8965 | { | |
8966 | .extended_capabilities = ath12k_if_types_ext_capa, | |
8967 | .extended_capabilities_mask = ath12k_if_types_ext_capa, | |
8968 | .extended_capabilities_len = sizeof(ath12k_if_types_ext_capa), | |
8969 | }, { | |
8970 | .iftype = NL80211_IFTYPE_STATION, | |
8971 | .extended_capabilities = ath12k_if_types_ext_capa_sta, | |
8972 | .extended_capabilities_mask = ath12k_if_types_ext_capa_sta, | |
8973 | .extended_capabilities_len = | |
8974 | sizeof(ath12k_if_types_ext_capa_sta), | |
8975 | }, { | |
8976 | .iftype = NL80211_IFTYPE_AP, | |
8977 | .extended_capabilities = ath12k_if_types_ext_capa_ap, | |
8978 | .extended_capabilities_mask = ath12k_if_types_ext_capa_ap, | |
8979 | .extended_capabilities_len = | |
8980 | sizeof(ath12k_if_types_ext_capa_ap), | |
8981 | }, | |
8982 | }; | |
8983 | ||
d786c9f5 KP |
8984 | static void ath12k_mac_cleanup_unregister(struct ath12k *ar) |
8985 | { | |
8986 | idr_for_each(&ar->txmgmt_idr, ath12k_mac_tx_mgmt_pending_free, ar); | |
8987 | idr_destroy(&ar->txmgmt_idr); | |
8988 | ||
8989 | kfree(ar->mac.sbands[NL80211_BAND_2GHZ].channels); | |
8990 | kfree(ar->mac.sbands[NL80211_BAND_5GHZ].channels); | |
8991 | kfree(ar->mac.sbands[NL80211_BAND_6GHZ].channels); | |
8992 | } | |
8993 | ||
6db6e70a | 8994 | static void ath12k_mac_hw_unregister(struct ath12k_hw *ah) |
d8899132 | 8995 | { |
6db6e70a | 8996 | struct ieee80211_hw *hw = ah->hw; |
c8a5f34a | 8997 | struct wiphy *wiphy = hw->wiphy; |
ba12f08f KP |
8998 | struct ath12k *ar; |
8999 | int i; | |
940b57fd | 9000 | |
4e1eff38 | 9001 | for_each_ar(ah, ar, i) { |
ba12f08f | 9002 | cancel_work_sync(&ar->regd_update_work); |
4e1eff38 AKS |
9003 | ath12k_debugfs_unregister(ar); |
9004 | } | |
d8899132 | 9005 | |
940b57fd | 9006 | ieee80211_unregister_hw(hw); |
d8899132 | 9007 | |
ba12f08f KP |
9008 | for_each_ar(ah, ar, i) |
9009 | ath12k_mac_cleanup_unregister(ar); | |
d8899132 | 9010 | |
c8a5f34a KP |
9011 | kfree(wiphy->iface_combinations[0].limits); |
9012 | kfree(wiphy->iface_combinations); | |
d8899132 | 9013 | |
940b57fd | 9014 | SET_IEEE80211_DEV(hw, NULL); |
d8899132 KV |
9015 | } |
9016 | ||
d786c9f5 KP |
9017 | static int ath12k_mac_setup_register(struct ath12k *ar, |
9018 | u32 *ht_cap, | |
9019 | struct ieee80211_supported_band *bands[]) | |
d8899132 | 9020 | { |
d786c9f5 KP |
9021 | struct ath12k_pdev_cap *cap = &ar->pdev->cap; |
9022 | int ret; | |
d8899132 | 9023 | |
d786c9f5 KP |
9024 | init_waitqueue_head(&ar->txmgmt_empty_waitq); |
9025 | idr_init(&ar->txmgmt_idr); | |
9026 | spin_lock_init(&ar->txmgmt_idr_lock); | |
d8899132 | 9027 | |
d786c9f5 KP |
9028 | ath12k_pdev_caps_update(ar); |
9029 | ||
9030 | ret = ath12k_mac_setup_channels_rates(ar, | |
9031 | cap->supported_bands, | |
9032 | bands); | |
9033 | if (ret) | |
9034 | return ret; | |
9035 | ||
9036 | ath12k_mac_setup_ht_vht_cap(ar, cap, ht_cap); | |
9037 | ath12k_mac_setup_sband_iftype_data(ar, cap); | |
9038 | ||
664a1c96 AS |
9039 | ar->max_num_stations = ath12k_core_get_max_station_per_radio(ar->ab); |
9040 | ar->max_num_peers = ath12k_core_get_max_peers_per_radio(ar->ab); | |
d786c9f5 KP |
9041 | |
9042 | return 0; | |
d8899132 KV |
9043 | } |
9044 | ||
6db6e70a | 9045 | static int ath12k_mac_hw_register(struct ath12k_hw *ah) |
d8899132 | 9046 | { |
6db6e70a | 9047 | struct ieee80211_hw *hw = ah->hw; |
c8a5f34a | 9048 | struct wiphy *wiphy = hw->wiphy; |
ba12f08f | 9049 | struct ath12k *ar = ath12k_ah_to_ar(ah, 0); |
6db6e70a KP |
9050 | struct ath12k_base *ab = ar->ab; |
9051 | struct ath12k_pdev *pdev; | |
9052 | struct ath12k_pdev_cap *cap; | |
d8899132 KV |
9053 | static const u32 cipher_suites[] = { |
9054 | WLAN_CIPHER_SUITE_TKIP, | |
9055 | WLAN_CIPHER_SUITE_CCMP, | |
9056 | WLAN_CIPHER_SUITE_AES_CMAC, | |
9057 | WLAN_CIPHER_SUITE_BIP_CMAC_256, | |
9058 | WLAN_CIPHER_SUITE_BIP_GMAC_128, | |
9059 | WLAN_CIPHER_SUITE_BIP_GMAC_256, | |
9060 | WLAN_CIPHER_SUITE_GCMP, | |
9061 | WLAN_CIPHER_SUITE_GCMP_256, | |
9062 | WLAN_CIPHER_SUITE_CCMP_256, | |
9063 | }; | |
ba12f08f KP |
9064 | int ret, i, j; |
9065 | u32 ht_cap = U32_MAX, antennas_rx = 0, antennas_tx = 0; | |
9066 | bool is_6ghz = false, is_raw_mode = false, is_monitor_disable = false; | |
9067 | u8 *mac_addr = NULL; | |
253ec89c | 9068 | u8 mbssid_max_interfaces = 0; |
d8899132 | 9069 | |
ba12f08f | 9070 | wiphy->max_ap_assoc_sta = 0; |
6db6e70a | 9071 | |
ba12f08f KP |
9072 | for_each_ar(ah, ar, i) { |
9073 | u32 ht_cap_info = 0; | |
d8899132 | 9074 | |
ba12f08f KP |
9075 | pdev = ar->pdev; |
9076 | if (ar->ab->pdevs_macaddr_valid) { | |
9077 | ether_addr_copy(ar->mac_addr, pdev->mac_addr); | |
9078 | } else { | |
9079 | ether_addr_copy(ar->mac_addr, ar->ab->mac_addr); | |
9080 | ar->mac_addr[4] += ar->pdev_idx; | |
9081 | } | |
d8899132 | 9082 | |
ba12f08f KP |
9083 | ret = ath12k_mac_setup_register(ar, &ht_cap_info, hw->wiphy->bands); |
9084 | if (ret) | |
9085 | goto err_cleanup_unregister; | |
9086 | ||
9087 | ht_cap &= ht_cap_info; | |
9088 | wiphy->max_ap_assoc_sta += ar->max_num_stations; | |
9089 | ||
9090 | /* Advertise the max antenna support of all radios, driver can handle | |
9091 | * per pdev specific antenna setting based on pdev cap when antenna | |
9092 | * changes are made | |
9093 | */ | |
9094 | cap = &pdev->cap; | |
9095 | ||
9096 | antennas_rx = max_t(u32, antennas_rx, cap->rx_chain_mask); | |
9097 | antennas_tx = max_t(u32, antennas_tx, cap->tx_chain_mask); | |
9098 | ||
9099 | if (ar->supports_6ghz) | |
9100 | is_6ghz = true; | |
9101 | ||
9102 | if (test_bit(ATH12K_FLAG_RAW_MODE, &ar->ab->dev_flags)) | |
9103 | is_raw_mode = true; | |
9104 | ||
9105 | if (!ar->ab->hw_params->supports_monitor) | |
9106 | is_monitor_disable = true; | |
6db6e70a | 9107 | |
ba12f08f KP |
9108 | if (i == 0) |
9109 | mac_addr = ar->mac_addr; | |
9110 | else | |
9111 | mac_addr = ab->mac_addr; | |
253ec89c KP |
9112 | |
9113 | mbssid_max_interfaces += TARGET_NUM_VDEVS; | |
ba12f08f | 9114 | } |
6db6e70a | 9115 | |
ba12f08f KP |
9116 | wiphy->available_antennas_rx = antennas_rx; |
9117 | wiphy->available_antennas_tx = antennas_tx; | |
6db6e70a | 9118 | |
ba12f08f | 9119 | SET_IEEE80211_PERM_ADDR(hw, mac_addr); |
d786c9f5 | 9120 | SET_IEEE80211_DEV(hw, ab->dev); |
d8899132 | 9121 | |
6db6e70a | 9122 | ret = ath12k_mac_setup_iface_combinations(ah); |
d8899132 | 9123 | if (ret) { |
6db6e70a | 9124 | ath12k_err(ab, "failed to setup interface combinations: %d\n", ret); |
ba12f08f | 9125 | goto err_complete_cleanup_unregister; |
d8899132 KV |
9126 | } |
9127 | ||
6db6e70a | 9128 | wiphy->interface_modes = ath12k_mac_get_ifmodes(ah); |
d8899132 | 9129 | |
ba12f08f KP |
9130 | if (ah->num_radio == 1 && |
9131 | wiphy->bands[NL80211_BAND_2GHZ] && | |
c8a5f34a KP |
9132 | wiphy->bands[NL80211_BAND_5GHZ] && |
9133 | wiphy->bands[NL80211_BAND_6GHZ]) | |
940b57fd | 9134 | ieee80211_hw_set(hw, SINGLE_SCAN_ON_ALL_BANDS); |
a1e09eb3 | 9135 | |
940b57fd KP |
9136 | ieee80211_hw_set(hw, SIGNAL_DBM); |
9137 | ieee80211_hw_set(hw, SUPPORTS_PS); | |
9138 | ieee80211_hw_set(hw, SUPPORTS_DYNAMIC_PS); | |
9139 | ieee80211_hw_set(hw, MFP_CAPABLE); | |
9140 | ieee80211_hw_set(hw, REPORTS_TX_ACK_STATUS); | |
9141 | ieee80211_hw_set(hw, HAS_RATE_CONTROL); | |
9142 | ieee80211_hw_set(hw, AP_LINK_PS); | |
9143 | ieee80211_hw_set(hw, SPECTRUM_MGMT); | |
9144 | ieee80211_hw_set(hw, CONNECTION_MONITOR); | |
9145 | ieee80211_hw_set(hw, SUPPORTS_PER_STA_GTK); | |
9146 | ieee80211_hw_set(hw, CHANCTX_STA_CSA); | |
9147 | ieee80211_hw_set(hw, QUEUE_CONTROL); | |
9148 | ieee80211_hw_set(hw, SUPPORTS_TX_FRAG); | |
9149 | ieee80211_hw_set(hw, REPORTS_LOW_ACK); | |
d8899132 | 9150 | |
112dbc6a | 9151 | if ((ht_cap & WMI_HT_CAP_ENABLED) || ar->supports_6ghz) { |
940b57fd KP |
9152 | ieee80211_hw_set(hw, AMPDU_AGGREGATION); |
9153 | ieee80211_hw_set(hw, TX_AMPDU_SETUP_IN_HW); | |
9154 | ieee80211_hw_set(hw, SUPPORTS_REORDERING_BUFFER); | |
9155 | ieee80211_hw_set(hw, SUPPORTS_AMSDU_IN_AMPDU); | |
9156 | ieee80211_hw_set(hw, USES_RSS); | |
d8899132 KV |
9157 | } |
9158 | ||
c8a5f34a KP |
9159 | wiphy->features |= NL80211_FEATURE_STATIC_SMPS; |
9160 | wiphy->flags |= WIPHY_FLAG_IBSS_RSN; | |
d8899132 KV |
9161 | |
9162 | /* TODO: Check if HT capability advertised from firmware is different | |
9163 | * for each band for a dual band capable radio. It will be tricky to | |
9164 | * handle it when the ht capability different for each band. | |
9165 | */ | |
97b7cbb7 PKC |
9166 | if (ht_cap & WMI_HT_CAP_DYNAMIC_SMPS || |
9167 | (ar->supports_6ghz && ab->hw_params->supports_dynamic_smps_6ghz)) | |
c8a5f34a | 9168 | wiphy->features |= NL80211_FEATURE_DYNAMIC_SMPS; |
d8899132 | 9169 | |
c8a5f34a KP |
9170 | wiphy->max_scan_ssids = WLAN_SCAN_PARAMS_MAX_SSID; |
9171 | wiphy->max_scan_ie_len = WLAN_SCAN_PARAMS_MAX_IE_LEN; | |
d8899132 | 9172 | |
940b57fd | 9173 | hw->max_listen_interval = ATH12K_MAX_HW_LISTEN_INTERVAL; |
d8899132 | 9174 | |
c8a5f34a KP |
9175 | wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; |
9176 | wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH; | |
9177 | wiphy->max_remain_on_channel_duration = 5000; | |
d8899132 | 9178 | |
c8a5f34a KP |
9179 | wiphy->flags |= WIPHY_FLAG_AP_UAPSD; |
9180 | wiphy->features |= NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE | | |
d8899132 KV |
9181 | NL80211_FEATURE_AP_SCAN; |
9182 | ||
03a50974 KV |
9183 | /* MLO is not yet supported so disable Wireless Extensions for now |
9184 | * to make sure ath12k users don't use it. This flag can be removed | |
9185 | * once WIPHY_FLAG_SUPPORTS_MLO is enabled. | |
9186 | */ | |
9187 | wiphy->flags |= WIPHY_FLAG_DISABLE_WEXT; | |
9188 | ||
940b57fd | 9189 | hw->queues = ATH12K_HW_MAX_QUEUES; |
c8a5f34a | 9190 | wiphy->tx_queue_len = ATH12K_QUEUE_LEN; |
940b57fd | 9191 | hw->offchannel_tx_hw_queue = ATH12K_HW_MAX_QUEUES - 1; |
b0970f50 | 9192 | hw->max_rx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF_EHT; |
d8899132 | 9193 | |
940b57fd KP |
9194 | hw->vif_data_size = sizeof(struct ath12k_vif); |
9195 | hw->sta_data_size = sizeof(struct ath12k_sta); | |
38055789 | 9196 | hw->extra_tx_headroom = ab->hw_params->iova_mask; |
d8899132 | 9197 | |
c8a5f34a KP |
9198 | wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_CQM_RSSI_LIST); |
9199 | wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_STA_TX_PWR); | |
d8899132 | 9200 | |
c8a5f34a KP |
9201 | wiphy->cipher_suites = cipher_suites; |
9202 | wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites); | |
d8899132 | 9203 | |
c8a5f34a KP |
9204 | wiphy->iftype_ext_capab = ath12k_iftypes_ext_capa; |
9205 | wiphy->num_iftype_ext_capab = ARRAY_SIZE(ath12k_iftypes_ext_capa); | |
d8899132 | 9206 | |
253ec89c | 9207 | wiphy->mbssid_max_interfaces = mbssid_max_interfaces; |
519a545c AD |
9208 | wiphy->ema_max_profile_periodicity = TARGET_EMA_MAX_PROFILE_PERIOD; |
9209 | ||
ba12f08f | 9210 | if (is_6ghz) { |
c8a5f34a | 9211 | wiphy_ext_feature_set(wiphy, |
d8899132 | 9212 | NL80211_EXT_FEATURE_FILS_DISCOVERY); |
c8a5f34a | 9213 | wiphy_ext_feature_set(wiphy, |
d8899132 KV |
9214 | NL80211_EXT_FEATURE_UNSOL_BCAST_PROBE_RESP); |
9215 | } | |
9216 | ||
c8a5f34a | 9217 | wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_PUNCT); |
07c01b86 | 9218 | |
940b57fd | 9219 | ath12k_reg_init(hw); |
d8899132 | 9220 | |
ba12f08f | 9221 | if (!is_raw_mode) { |
940b57fd KP |
9222 | hw->netdev_features = NETIF_F_HW_CSUM; |
9223 | ieee80211_hw_set(hw, SW_CRYPTO_CONTROL); | |
9224 | ieee80211_hw_set(hw, SUPPORT_FAST_XMIT); | |
d8899132 KV |
9225 | } |
9226 | ||
16f474d6 BQ |
9227 | if (test_bit(WMI_TLV_SERVICE_NLO, ar->wmi->wmi_ab->svc_map)) { |
9228 | wiphy->max_sched_scan_ssids = WMI_PNO_MAX_SUPP_NETWORKS; | |
9229 | wiphy->max_match_sets = WMI_PNO_MAX_SUPP_NETWORKS; | |
9230 | wiphy->max_sched_scan_ie_len = WMI_PNO_MAX_IE_LENGTH; | |
9231 | wiphy->max_sched_scan_plans = WMI_PNO_MAX_SCHED_SCAN_PLANS; | |
9232 | wiphy->max_sched_scan_plan_interval = | |
9233 | WMI_PNO_MAX_SCHED_SCAN_PLAN_INT; | |
9234 | wiphy->max_sched_scan_plan_iterations = | |
9235 | WMI_PNO_MAX_SCHED_SCAN_PLAN_ITRNS; | |
9236 | wiphy->features |= NL80211_FEATURE_ND_RANDOM_MAC_ADDR; | |
9237 | } | |
9238 | ||
4a3c212e BQ |
9239 | ret = ath12k_wow_init(ar); |
9240 | if (ret) { | |
9241 | ath12k_warn(ar->ab, "failed to init wow: %d\n", ret); | |
9242 | goto err_free_if_combs; | |
9243 | } | |
9244 | ||
940b57fd | 9245 | ret = ieee80211_register_hw(hw); |
d8899132 | 9246 | if (ret) { |
6db6e70a | 9247 | ath12k_err(ab, "ieee80211 registration failed: %d\n", ret); |
d8899132 KV |
9248 | goto err_free_if_combs; |
9249 | } | |
9250 | ||
ba12f08f | 9251 | if (is_monitor_disable) |
d8899132 KV |
9252 | /* There's a race between calling ieee80211_register_hw() |
9253 | * and here where the monitor mode is enabled for a little | |
9254 | * while. But that time is so short and in practise it make | |
9255 | * a difference in real life. | |
9256 | */ | |
c8a5f34a | 9257 | wiphy->interface_modes &= ~BIT(NL80211_IFTYPE_MONITOR); |
d8899132 | 9258 | |
ba12f08f KP |
9259 | for_each_ar(ah, ar, i) { |
9260 | /* Apply the regd received during initialization */ | |
9261 | ret = ath12k_regd_update(ar, true); | |
9262 | if (ret) { | |
9263 | ath12k_err(ar->ab, "ath12k regd update failed: %d\n", ret); | |
9264 | goto err_unregister_hw; | |
9265 | } | |
d8899132 | 9266 | |
8dd65ccb AKS |
9267 | ath12k_debugfs_register(ar); |
9268 | } | |
f8bde02a | 9269 | |
d8899132 KV |
9270 | return 0; |
9271 | ||
9272 | err_unregister_hw: | |
4e1eff38 AKS |
9273 | for_each_ar(ah, ar, i) |
9274 | ath12k_debugfs_unregister(ar); | |
9275 | ||
940b57fd | 9276 | ieee80211_unregister_hw(hw); |
d8899132 KV |
9277 | |
9278 | err_free_if_combs: | |
c8a5f34a KP |
9279 | kfree(wiphy->iface_combinations[0].limits); |
9280 | kfree(wiphy->iface_combinations); | |
d8899132 | 9281 | |
ba12f08f KP |
9282 | err_complete_cleanup_unregister: |
9283 | i = ah->num_radio; | |
9284 | ||
6db6e70a | 9285 | err_cleanup_unregister: |
ba12f08f KP |
9286 | for (j = 0; j < i; j++) { |
9287 | ar = ath12k_ah_to_ar(ah, j); | |
9288 | ath12k_mac_cleanup_unregister(ar); | |
9289 | } | |
d8899132 | 9290 | |
940b57fd | 9291 | SET_IEEE80211_DEV(hw, NULL); |
d8899132 KV |
9292 | |
9293 | return ret; | |
9294 | } | |
9295 | ||
8a742a79 KP |
9296 | static void ath12k_mac_setup(struct ath12k *ar) |
9297 | { | |
9298 | struct ath12k_base *ab = ar->ab; | |
9299 | struct ath12k_pdev *pdev = ar->pdev; | |
9300 | u8 pdev_idx = ar->pdev_idx; | |
9301 | ||
9302 | ar->lmac_id = ath12k_hw_get_mac_from_pdev_id(ab->hw_params, pdev_idx); | |
9303 | ||
9304 | ar->wmi = &ab->wmi_ab.wmi[pdev_idx]; | |
9305 | /* FIXME: wmi[0] is already initialized during attach, | |
9306 | * Should we do this again? | |
9307 | */ | |
9308 | ath12k_wmi_pdev_attach(ab, pdev_idx); | |
9309 | ||
9310 | ar->cfg_tx_chainmask = pdev->cap.tx_chain_mask; | |
9311 | ar->cfg_rx_chainmask = pdev->cap.rx_chain_mask; | |
9312 | ar->num_tx_chains = hweight32(pdev->cap.tx_chain_mask); | |
9313 | ar->num_rx_chains = hweight32(pdev->cap.rx_chain_mask); | |
9314 | ||
9315 | spin_lock_init(&ar->data_lock); | |
9316 | INIT_LIST_HEAD(&ar->arvifs); | |
9317 | INIT_LIST_HEAD(&ar->ppdu_stats_info); | |
9318 | mutex_init(&ar->conf_mutex); | |
9319 | init_completion(&ar->vdev_setup_done); | |
9320 | init_completion(&ar->vdev_delete_done); | |
9321 | init_completion(&ar->peer_assoc_done); | |
9322 | init_completion(&ar->peer_delete_done); | |
9323 | init_completion(&ar->install_key_done); | |
9324 | init_completion(&ar->bss_survey_done); | |
9325 | init_completion(&ar->scan.started); | |
9326 | init_completion(&ar->scan.completed); | |
2830bc9e | 9327 | init_completion(&ar->scan.on_channel); |
8a742a79 KP |
9328 | |
9329 | INIT_DELAYED_WORK(&ar->scan.timeout, ath12k_scan_timeout_work); | |
9330 | INIT_WORK(&ar->regd_update_work, ath12k_regd_update_work); | |
9331 | ||
9332 | INIT_WORK(&ar->wmi_mgmt_tx_work, ath12k_mgmt_over_wmi_tx_work); | |
9333 | skb_queue_head_init(&ar->wmi_mgmt_tx_queue); | |
8a742a79 KP |
9334 | } |
9335 | ||
d786c9f5 KP |
9336 | int ath12k_mac_register(struct ath12k_base *ab) |
9337 | { | |
6db6e70a | 9338 | struct ath12k_hw *ah; |
d786c9f5 KP |
9339 | int i; |
9340 | int ret; | |
9341 | ||
9342 | if (test_bit(ATH12K_FLAG_REGISTERED, &ab->dev_flags)) | |
9343 | return 0; | |
9344 | ||
9345 | /* Initialize channel counters frequency value in hertz */ | |
9346 | ab->cc_freq_hz = 320000; | |
9347 | ab->free_vdev_map = (1LL << (ab->num_radios * TARGET_NUM_VDEVS)) - 1; | |
9348 | ||
6db6e70a KP |
9349 | for (i = 0; i < ab->num_hw; i++) { |
9350 | ah = ab->ah[i]; | |
d786c9f5 | 9351 | |
6db6e70a | 9352 | ret = ath12k_mac_hw_register(ah); |
d786c9f5 | 9353 | if (ret) |
6db6e70a | 9354 | goto err; |
d786c9f5 KP |
9355 | } |
9356 | ||
9357 | return 0; | |
9358 | ||
6db6e70a | 9359 | err: |
d786c9f5 | 9360 | for (i = i - 1; i >= 0; i--) { |
6db6e70a KP |
9361 | ah = ab->ah[i]; |
9362 | if (!ah) | |
9363 | continue; | |
9364 | ||
9365 | ath12k_mac_hw_unregister(ah); | |
d786c9f5 KP |
9366 | } |
9367 | ||
9368 | return ret; | |
9369 | } | |
9370 | ||
9371 | void ath12k_mac_unregister(struct ath12k_base *ab) | |
9372 | { | |
6db6e70a | 9373 | struct ath12k_hw *ah; |
d786c9f5 KP |
9374 | int i; |
9375 | ||
6db6e70a KP |
9376 | for (i = ab->num_hw - 1; i >= 0; i--) { |
9377 | ah = ab->ah[i]; | |
9378 | if (!ah) | |
d786c9f5 KP |
9379 | continue; |
9380 | ||
6db6e70a | 9381 | ath12k_mac_hw_unregister(ah); |
d786c9f5 KP |
9382 | } |
9383 | } | |
9384 | ||
6db6e70a | 9385 | static void ath12k_mac_hw_destroy(struct ath12k_hw *ah) |
8a742a79 | 9386 | { |
6db6e70a | 9387 | ieee80211_free_hw(ah->hw); |
8a742a79 KP |
9388 | } |
9389 | ||
6db6e70a KP |
9390 | static struct ath12k_hw *ath12k_mac_hw_allocate(struct ath12k_base *ab, |
9391 | struct ath12k_pdev_map *pdev_map, | |
9392 | u8 num_pdev_map) | |
d8899132 KV |
9393 | { |
9394 | struct ieee80211_hw *hw; | |
9395 | struct ath12k *ar; | |
9396 | struct ath12k_pdev *pdev; | |
6db6e70a | 9397 | struct ath12k_hw *ah; |
d8899132 | 9398 | int i; |
6db6e70a | 9399 | u8 pdev_idx; |
d8899132 | 9400 | |
6db6e70a KP |
9401 | hw = ieee80211_alloc_hw(struct_size(ah, radio, num_pdev_map), |
9402 | &ath12k_ops); | |
9403 | if (!hw) | |
9404 | return NULL; | |
9405 | ||
9406 | ah = ath12k_hw_to_ah(hw); | |
9407 | ah->hw = hw; | |
9408 | ah->num_radio = num_pdev_map; | |
9409 | ||
acaa8400 KP |
9410 | mutex_init(&ah->hw_mutex); |
9411 | ||
6db6e70a KP |
9412 | for (i = 0; i < num_pdev_map; i++) { |
9413 | ab = pdev_map[i].ab; | |
9414 | pdev_idx = pdev_map[i].pdev_idx; | |
9415 | pdev = &ab->pdevs[pdev_idx]; | |
d8899132 | 9416 | |
ba12f08f | 9417 | ar = ath12k_ah_to_ar(ah, i); |
6db6e70a | 9418 | ar->ah = ah; |
d8899132 | 9419 | ar->ab = ab; |
22767241 | 9420 | ar->hw_link_id = pdev->hw_link_id; |
d8899132 | 9421 | ar->pdev = pdev; |
6db6e70a | 9422 | ar->pdev_idx = pdev_idx; |
d8899132 | 9423 | pdev->ar = ar; |
d8899132 | 9424 | |
8a742a79 KP |
9425 | ath12k_mac_setup(ar); |
9426 | } | |
eaf9f17b | 9427 | |
6db6e70a | 9428 | return ah; |
d8899132 KV |
9429 | } |
9430 | ||
9431 | void ath12k_mac_destroy(struct ath12k_base *ab) | |
9432 | { | |
6db6e70a KP |
9433 | struct ath12k_pdev *pdev; |
9434 | int i; | |
9435 | ||
9436 | for (i = 0; i < ab->num_radios; i++) { | |
9437 | pdev = &ab->pdevs[i]; | |
9438 | if (!pdev->ar) | |
9439 | continue; | |
9440 | ||
9441 | pdev->ar = NULL; | |
9442 | } | |
9443 | ||
9444 | for (i = 0; i < ab->num_hw; i++) { | |
9445 | if (!ab->ah[i]) | |
9446 | continue; | |
9447 | ||
9448 | ath12k_mac_hw_destroy(ab->ah[i]); | |
9449 | ab->ah[i] = NULL; | |
9450 | } | |
8a742a79 | 9451 | } |
d8899132 | 9452 | |
8a742a79 KP |
9453 | int ath12k_mac_allocate(struct ath12k_base *ab) |
9454 | { | |
6db6e70a KP |
9455 | struct ath12k_hw *ah; |
9456 | struct ath12k_pdev_map pdev_map[MAX_RADIOS]; | |
9457 | int ret, i, j; | |
9458 | u8 radio_per_hw; | |
d8899132 | 9459 | |
8a742a79 KP |
9460 | if (test_bit(ATH12K_FLAG_REGISTERED, &ab->dev_flags)) |
9461 | return 0; | |
9462 | ||
6db6e70a KP |
9463 | ab->num_hw = ab->num_radios; |
9464 | radio_per_hw = 1; | |
9465 | ||
9466 | for (i = 0; i < ab->num_hw; i++) { | |
9467 | for (j = 0; j < radio_per_hw; j++) { | |
9468 | pdev_map[j].ab = ab; | |
9469 | pdev_map[j].pdev_idx = (i * radio_per_hw) + j; | |
9470 | } | |
9471 | ||
9472 | ah = ath12k_mac_hw_allocate(ab, pdev_map, radio_per_hw); | |
9473 | if (!ah) { | |
9474 | ath12k_warn(ab, "failed to allocate mac80211 hw device for hw_idx %d\n", | |
9475 | i); | |
04edb5dc | 9476 | ret = -ENOMEM; |
6db6e70a KP |
9477 | goto err; |
9478 | } | |
9479 | ||
9480 | ab->ah[i] = ah; | |
9481 | } | |
8a742a79 KP |
9482 | |
9483 | ath12k_dp_pdev_pre_alloc(ab); | |
9484 | ||
9485 | return 0; | |
6db6e70a KP |
9486 | |
9487 | err: | |
9488 | for (i = i - 1; i >= 0; i--) { | |
9489 | if (!ab->ah[i]) | |
9490 | continue; | |
9491 | ||
9492 | ath12k_mac_hw_destroy(ab->ah[i]); | |
9493 | ab->ah[i] = NULL; | |
9494 | } | |
9495 | ||
9496 | return ret; | |
d8899132 | 9497 | } |
7af01e56 BQ |
9498 | |
9499 | int ath12k_mac_vif_set_keepalive(struct ath12k_vif *arvif, | |
9500 | enum wmi_sta_keepalive_method method, | |
9501 | u32 interval) | |
9502 | { | |
9503 | struct wmi_sta_keepalive_arg arg = {}; | |
9504 | struct ath12k *ar = arvif->ar; | |
9505 | int ret; | |
9506 | ||
9507 | lockdep_assert_held(&ar->conf_mutex); | |
9508 | ||
9509 | if (arvif->vdev_type != WMI_VDEV_TYPE_STA) | |
9510 | return 0; | |
9511 | ||
9512 | if (!test_bit(WMI_TLV_SERVICE_STA_KEEP_ALIVE, ar->ab->wmi_ab.svc_map)) | |
9513 | return 0; | |
9514 | ||
9515 | arg.vdev_id = arvif->vdev_id; | |
9516 | arg.enabled = 1; | |
9517 | arg.method = method; | |
9518 | arg.interval = interval; | |
9519 | ||
9520 | ret = ath12k_wmi_sta_keepalive(ar, &arg); | |
9521 | if (ret) { | |
9522 | ath12k_warn(ar->ab, "failed to set keepalive on vdev %i: %d\n", | |
9523 | arvif->vdev_id, ret); | |
9524 | return ret; | |
9525 | } | |
9526 | ||
9527 | return 0; | |
9528 | } |