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780e87c2 JB |
1 | /****************************************************************************** |
2 | * | |
3 | * This file is provided under a dual BSD/GPLv2 license. When using or | |
4 | * redistributing this file, you may do so under either license. | |
5 | * | |
6 | * GPL LICENSE SUMMARY | |
7 | * | |
8 | * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. | |
9 | * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH | |
10 | * Copyright(c) 2015 Intel Deutschland GmbH | |
11 | * | |
12 | * This program is free software; you can redistribute it and/or modify | |
13 | * it under the terms of version 2 of the GNU General Public License as | |
14 | * published by the Free Software Foundation. | |
15 | * | |
16 | * This program is distributed in the hope that it will be useful, but | |
17 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
19 | * General Public License for more details. | |
20 | * | |
21 | * The full GNU General Public License is included in this distribution | |
22 | * in the file called COPYING. | |
23 | * | |
24 | * Contact Information: | |
25 | * Intel Linux Wireless <ilw@linux.intel.com> | |
26 | * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 | |
27 | * | |
28 | * BSD LICENSE | |
29 | * | |
30 | * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. | |
31 | * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH | |
32 | * Copyright(c) 2015 Intel Deutschland GmbH | |
33 | * All rights reserved. | |
34 | * | |
35 | * Redistribution and use in source and binary forms, with or without | |
36 | * modification, are permitted provided that the following conditions | |
37 | * are met: | |
38 | * | |
39 | * * Redistributions of source code must retain the above copyright | |
40 | * notice, this list of conditions and the following disclaimer. | |
41 | * * Redistributions in binary form must reproduce the above copyright | |
42 | * notice, this list of conditions and the following disclaimer in | |
43 | * the documentation and/or other materials provided with the | |
44 | * distribution. | |
45 | * * Neither the name Intel Corporation nor the names of its | |
46 | * contributors may be used to endorse or promote products derived | |
47 | * from this software without specific prior written permission. | |
48 | * | |
49 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
50 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
51 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
52 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
53 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
54 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
55 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
56 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
57 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
58 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
59 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
60 | *****************************************************************************/ | |
61 | #include <linux/etherdevice.h> | |
62 | #include <linux/skbuff.h> | |
63 | #include "iwl-trans.h" | |
64 | #include "mvm.h" | |
65 | #include "fw-api.h" | |
66 | #include "fw-dbg.h" | |
67 | ||
68 | void iwl_mvm_rx_phy_cmd_mq(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb) | |
69 | { | |
70 | mvm->ampdu_ref++; | |
71 | ||
72 | #ifdef CONFIG_IWLWIFI_DEBUGFS | |
73 | if (mvm->last_phy_info.phy_flags & cpu_to_le16(RX_RES_PHY_FLAGS_AGG)) { | |
74 | spin_lock(&mvm->drv_stats_lock); | |
75 | mvm->drv_rx_stats.ampdu_count++; | |
76 | spin_unlock(&mvm->drv_stats_lock); | |
77 | } | |
78 | #endif | |
79 | } | |
80 | ||
f5e28eac JB |
81 | static inline int iwl_mvm_check_pn(struct iwl_mvm *mvm, struct sk_buff *skb, |
82 | int queue, struct ieee80211_sta *sta) | |
83 | { | |
84 | struct iwl_mvm_sta *mvmsta; | |
85 | struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; | |
86 | struct ieee80211_rx_status *stats = IEEE80211_SKB_RXCB(skb); | |
87 | struct iwl_mvm_key_pn *ptk_pn; | |
88 | u8 tid, keyidx; | |
89 | u8 pn[IEEE80211_CCMP_PN_LEN]; | |
90 | u8 *extiv; | |
91 | ||
92 | /* do PN checking */ | |
93 | ||
94 | /* multicast and non-data only arrives on default queue */ | |
95 | if (!ieee80211_is_data(hdr->frame_control) || | |
96 | is_multicast_ether_addr(hdr->addr1)) | |
97 | return 0; | |
98 | ||
99 | /* do not check PN for open AP */ | |
100 | if (!(stats->flag & RX_FLAG_DECRYPTED)) | |
101 | return 0; | |
102 | ||
103 | /* | |
104 | * avoid checking for default queue - we don't want to replicate | |
105 | * all the logic that's necessary for checking the PN on fragmented | |
106 | * frames, leave that to mac80211 | |
107 | */ | |
108 | if (queue == 0) | |
109 | return 0; | |
110 | ||
111 | /* if we are here - this for sure is either CCMP or GCMP */ | |
112 | if (IS_ERR_OR_NULL(sta)) { | |
113 | IWL_ERR(mvm, | |
114 | "expected hw-decrypted unicast frame for station\n"); | |
115 | return -1; | |
116 | } | |
117 | ||
118 | mvmsta = iwl_mvm_sta_from_mac80211(sta); | |
119 | ||
120 | extiv = (u8 *)hdr + ieee80211_hdrlen(hdr->frame_control); | |
121 | keyidx = extiv[3] >> 6; | |
122 | ||
123 | ptk_pn = rcu_dereference(mvmsta->ptk_pn[keyidx]); | |
124 | if (!ptk_pn) | |
125 | return -1; | |
126 | ||
127 | if (ieee80211_is_data_qos(hdr->frame_control)) | |
128 | tid = *ieee80211_get_qos_ctl(hdr) & IEEE80211_QOS_CTL_TID_MASK; | |
129 | else | |
130 | tid = 0; | |
131 | ||
132 | /* we don't use HCCA/802.11 QoS TSPECs, so drop such frames */ | |
133 | if (tid >= IWL_MAX_TID_COUNT) | |
134 | return -1; | |
135 | ||
136 | /* load pn */ | |
137 | pn[0] = extiv[7]; | |
138 | pn[1] = extiv[6]; | |
139 | pn[2] = extiv[5]; | |
140 | pn[3] = extiv[4]; | |
141 | pn[4] = extiv[1]; | |
142 | pn[5] = extiv[0]; | |
143 | ||
144 | if (memcmp(pn, ptk_pn->q[queue].pn[tid], | |
145 | IEEE80211_CCMP_PN_LEN) <= 0) | |
146 | return -1; | |
147 | ||
148 | memcpy(ptk_pn->q[queue].pn[tid], pn, IEEE80211_CCMP_PN_LEN); | |
149 | stats->flag |= RX_FLAG_PN_VALIDATED; | |
150 | ||
151 | return 0; | |
152 | } | |
153 | ||
154 | /* iwl_mvm_create_skb Adds the rxb to a new skb */ | |
155 | static void iwl_mvm_create_skb(struct sk_buff *skb, struct ieee80211_hdr *hdr, | |
156 | u16 len, u8 crypt_len, | |
157 | struct iwl_rx_cmd_buffer *rxb) | |
780e87c2 JB |
158 | { |
159 | unsigned int hdrlen, fraglen; | |
160 | ||
161 | /* If frame is small enough to fit in skb->head, pull it completely. | |
162 | * If not, only pull ieee80211_hdr (including crypto if present, and | |
163 | * an additional 8 bytes for SNAP/ethertype, see below) so that | |
164 | * splice() or TCP coalesce are more efficient. | |
165 | * | |
166 | * Since, in addition, ieee80211_data_to_8023() always pull in at | |
167 | * least 8 bytes (possibly more for mesh) we can do the same here | |
168 | * to save the cost of doing it later. That still doesn't pull in | |
169 | * the actual IP header since the typical case has a SNAP header. | |
170 | * If the latter changes (there are efforts in the standards group | |
171 | * to do so) we should revisit this and ieee80211_data_to_8023(). | |
172 | */ | |
173 | hdrlen = (len <= skb_tailroom(skb)) ? len : | |
174 | sizeof(*hdr) + crypt_len + 8; | |
175 | ||
176 | memcpy(skb_put(skb, hdrlen), hdr, hdrlen); | |
177 | fraglen = len - hdrlen; | |
178 | ||
179 | if (fraglen) { | |
180 | int offset = (void *)hdr + hdrlen - | |
181 | rxb_addr(rxb) + rxb_offset(rxb); | |
182 | ||
183 | skb_add_rx_frag(skb, 0, rxb_steal_page(rxb), offset, | |
184 | fraglen, rxb->truesize); | |
185 | } | |
f5e28eac | 186 | } |
780e87c2 | 187 | |
f5e28eac JB |
188 | /* iwl_mvm_pass_packet_to_mac80211 - passes the packet for mac80211 */ |
189 | static void iwl_mvm_pass_packet_to_mac80211(struct iwl_mvm *mvm, | |
190 | struct napi_struct *napi, | |
191 | struct sk_buff *skb, int queue, | |
192 | struct ieee80211_sta *sta) | |
193 | { | |
194 | if (iwl_mvm_check_pn(mvm, skb, queue, sta)) | |
195 | kfree_skb(skb); | |
196 | else | |
197 | ieee80211_rx_napi(mvm->hw, skb, napi); | |
780e87c2 JB |
198 | } |
199 | ||
200 | static void iwl_mvm_get_signal_strength(struct iwl_mvm *mvm, | |
201 | struct iwl_rx_mpdu_desc *desc, | |
202 | struct ieee80211_rx_status *rx_status) | |
203 | { | |
204 | int energy_a, energy_b, energy_c, max_energy; | |
205 | ||
206 | energy_a = desc->energy_a; | |
207 | energy_a = energy_a ? -energy_a : S8_MIN; | |
208 | energy_b = desc->energy_b; | |
209 | energy_b = energy_b ? -energy_b : S8_MIN; | |
210 | energy_c = desc->energy_c; | |
211 | energy_c = energy_c ? -energy_c : S8_MIN; | |
212 | max_energy = max(energy_a, energy_b); | |
213 | max_energy = max(max_energy, energy_c); | |
214 | ||
215 | IWL_DEBUG_STATS(mvm, "energy In A %d B %d C %d , and max %d\n", | |
216 | energy_a, energy_b, energy_c, max_energy); | |
217 | ||
218 | rx_status->signal = max_energy; | |
219 | rx_status->chains = 0; /* TODO: phy info */ | |
220 | rx_status->chain_signal[0] = energy_a; | |
221 | rx_status->chain_signal[1] = energy_b; | |
222 | rx_status->chain_signal[2] = energy_c; | |
223 | } | |
224 | ||
f5e28eac | 225 | static int iwl_mvm_rx_crypto(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr, |
780e87c2 JB |
226 | struct ieee80211_rx_status *stats, |
227 | struct iwl_rx_mpdu_desc *desc, int queue, | |
228 | u8 *crypt_len) | |
229 | { | |
230 | u16 status = le16_to_cpu(desc->status); | |
231 | ||
232 | if (!ieee80211_has_protected(hdr->frame_control) || | |
233 | (status & IWL_RX_MPDU_STATUS_SEC_MASK) == | |
234 | IWL_RX_MPDU_STATUS_SEC_NONE) | |
235 | return 0; | |
236 | ||
237 | /* TODO: handle packets encrypted with unknown alg */ | |
238 | ||
239 | switch (status & IWL_RX_MPDU_STATUS_SEC_MASK) { | |
240 | case IWL_RX_MPDU_STATUS_SEC_CCM: | |
241 | case IWL_RX_MPDU_STATUS_SEC_GCM: | |
f5e28eac | 242 | BUILD_BUG_ON(IEEE80211_CCMP_PN_LEN != IEEE80211_GCMP_PN_LEN); |
780e87c2 JB |
243 | /* alg is CCM: check MIC only */ |
244 | if (!(status & IWL_RX_MPDU_STATUS_MIC_OK)) | |
245 | return -1; | |
246 | ||
247 | stats->flag |= RX_FLAG_DECRYPTED; | |
248 | *crypt_len = IEEE80211_CCMP_HDR_LEN; | |
249 | return 0; | |
250 | case IWL_RX_MPDU_STATUS_SEC_TKIP: | |
251 | /* Don't drop the frame and decrypt it in SW */ | |
252 | if (!(status & IWL_RX_MPDU_RES_STATUS_TTAK_OK)) | |
253 | return 0; | |
254 | ||
255 | *crypt_len = IEEE80211_TKIP_IV_LEN; | |
256 | /* fall through if TTAK OK */ | |
257 | case IWL_RX_MPDU_STATUS_SEC_WEP: | |
258 | if (!(status & IWL_RX_MPDU_STATUS_ICV_OK)) | |
259 | return -1; | |
260 | ||
261 | stats->flag |= RX_FLAG_DECRYPTED; | |
262 | if ((status & IWL_RX_MPDU_STATUS_SEC_MASK) == | |
263 | IWL_RX_MPDU_STATUS_SEC_WEP) | |
264 | *crypt_len = IEEE80211_WEP_IV_LEN; | |
265 | return 0; | |
266 | case IWL_RX_MPDU_STATUS_SEC_EXT_ENC: | |
267 | if (!(status & IWL_RX_MPDU_STATUS_MIC_OK)) | |
268 | return -1; | |
269 | stats->flag |= RX_FLAG_DECRYPTED; | |
270 | return 0; | |
271 | default: | |
272 | IWL_ERR(mvm, "Unhandled alg: 0x%x\n", status); | |
273 | } | |
274 | ||
275 | return 0; | |
276 | } | |
277 | ||
278 | static void iwl_mvm_rx_csum(struct ieee80211_sta *sta, | |
279 | struct sk_buff *skb, | |
280 | struct iwl_rx_mpdu_desc *desc) | |
281 | { | |
282 | struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta); | |
283 | struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(mvmsta->vif); | |
284 | ||
285 | if (mvmvif->features & NETIF_F_RXCSUM && | |
286 | desc->l3l4_flags & cpu_to_le16(IWL_RX_L3L4_IP_HDR_CSUM_OK) && | |
287 | desc->l3l4_flags & cpu_to_le16(IWL_RX_L3L4_TCP_UDP_CSUM_OK)) | |
288 | skb->ip_summed = CHECKSUM_UNNECESSARY; | |
289 | } | |
290 | ||
291 | void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi, | |
292 | struct iwl_rx_cmd_buffer *rxb, int queue) | |
293 | { | |
294 | struct ieee80211_rx_status *rx_status; | |
295 | struct iwl_rx_packet *pkt = rxb_addr(rxb); | |
296 | struct iwl_rx_mpdu_desc *desc = (void *)pkt->data; | |
297 | struct ieee80211_hdr *hdr = (void *)(desc + 1); | |
298 | u32 len = le16_to_cpu(desc->mpdu_len); | |
299 | u32 rate_n_flags = le32_to_cpu(desc->rate_n_flags); | |
300 | struct ieee80211_sta *sta = NULL; | |
301 | struct sk_buff *skb; | |
780e87c2 JB |
302 | u8 crypt_len = 0; |
303 | ||
304 | /* Dont use dev_alloc_skb(), we'll have enough headroom once | |
305 | * ieee80211_hdr pulled. | |
306 | */ | |
307 | skb = alloc_skb(128, GFP_ATOMIC); | |
308 | if (!skb) { | |
309 | IWL_ERR(mvm, "alloc_skb failed\n"); | |
310 | return; | |
311 | } | |
312 | ||
313 | rx_status = IEEE80211_SKB_RXCB(skb); | |
314 | ||
315 | if (iwl_mvm_rx_crypto(mvm, hdr, rx_status, desc, queue, &crypt_len)) { | |
316 | kfree_skb(skb); | |
317 | return; | |
318 | } | |
319 | ||
320 | /* | |
321 | * Keep packets with CRC errors (and with overrun) for monitor mode | |
322 | * (otherwise the firmware discards them) but mark them as bad. | |
323 | */ | |
324 | if (!(desc->status & cpu_to_le16(IWL_RX_MPDU_STATUS_CRC_OK)) || | |
325 | !(desc->status & cpu_to_le16(IWL_RX_MPDU_STATUS_OVERRUN_OK))) { | |
326 | IWL_DEBUG_RX(mvm, "Bad CRC or FIFO: 0x%08X.\n", | |
327 | le16_to_cpu(desc->status)); | |
328 | rx_status->flag |= RX_FLAG_FAILED_FCS_CRC; | |
329 | } | |
330 | ||
331 | rx_status->mactime = le64_to_cpu(desc->tsf_on_air_rise); | |
332 | rx_status->device_timestamp = le32_to_cpu(desc->gp2_on_air_rise); | |
333 | rx_status->band = desc->channel > 14 ? IEEE80211_BAND_5GHZ : | |
334 | IEEE80211_BAND_2GHZ; | |
335 | rx_status->freq = ieee80211_channel_to_frequency(desc->channel, | |
336 | rx_status->band); | |
337 | iwl_mvm_get_signal_strength(mvm, desc, rx_status); | |
338 | ||
339 | rcu_read_lock(); | |
340 | ||
341 | if (le16_to_cpu(desc->status) & IWL_RX_MPDU_STATUS_SRC_STA_FOUND) { | |
342 | u8 id = desc->sta_id_flags & IWL_RX_MPDU_SIF_STA_ID_MASK; | |
343 | ||
344 | if (!WARN_ON_ONCE(id >= IWL_MVM_STATION_COUNT)) { | |
345 | sta = rcu_dereference(mvm->fw_id_to_mac_id[id]); | |
346 | if (IS_ERR(sta)) | |
347 | sta = NULL; | |
348 | } | |
349 | } else if (!is_multicast_ether_addr(hdr->addr2)) { | |
350 | /* | |
351 | * This is fine since we prevent two stations with the same | |
352 | * address from being added. | |
353 | */ | |
354 | sta = ieee80211_find_sta_by_ifaddr(mvm->hw, hdr->addr2, NULL); | |
355 | } | |
356 | ||
357 | if (sta) { | |
358 | struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta); | |
359 | ||
360 | /* | |
361 | * We have tx blocked stations (with CS bit). If we heard | |
362 | * frames from a blocked station on a new channel we can | |
363 | * TX to it again. | |
364 | */ | |
365 | if (unlikely(mvm->csa_tx_block_bcn_timeout)) | |
366 | iwl_mvm_sta_modify_disable_tx_ap(mvm, sta, false); | |
367 | ||
368 | rs_update_last_rssi(mvm, &mvmsta->lq_sta, rx_status); | |
369 | ||
370 | if (iwl_fw_dbg_trigger_enabled(mvm->fw, FW_DBG_TRIGGER_RSSI) && | |
371 | ieee80211_is_beacon(hdr->frame_control)) { | |
372 | struct iwl_fw_dbg_trigger_tlv *trig; | |
373 | struct iwl_fw_dbg_trigger_low_rssi *rssi_trig; | |
374 | bool trig_check; | |
375 | s32 rssi; | |
376 | ||
377 | trig = iwl_fw_dbg_get_trigger(mvm->fw, | |
378 | FW_DBG_TRIGGER_RSSI); | |
379 | rssi_trig = (void *)trig->data; | |
380 | rssi = le32_to_cpu(rssi_trig->rssi); | |
381 | ||
382 | trig_check = | |
383 | iwl_fw_dbg_trigger_check_stop(mvm, mvmsta->vif, | |
384 | trig); | |
385 | if (trig_check && rx_status->signal < rssi) | |
386 | iwl_mvm_fw_dbg_collect_trig(mvm, trig, NULL); | |
387 | } | |
388 | ||
389 | /* TODO: multi queue TCM */ | |
390 | ||
391 | if (ieee80211_is_data(hdr->frame_control)) | |
392 | iwl_mvm_rx_csum(sta, skb, desc); | |
393 | } | |
394 | ||
780e87c2 JB |
395 | /* |
396 | * TODO: PHY info. | |
397 | * Verify we don't have the information in the MPDU descriptor and | |
398 | * that it is not needed. | |
399 | * Make sure for monitor mode that we are on default queue, update | |
400 | * ampdu_ref and the rest of phy info then | |
401 | */ | |
402 | ||
403 | /* Set up the HT phy flags */ | |
404 | switch (rate_n_flags & RATE_MCS_CHAN_WIDTH_MSK) { | |
405 | case RATE_MCS_CHAN_WIDTH_20: | |
406 | break; | |
407 | case RATE_MCS_CHAN_WIDTH_40: | |
408 | rx_status->flag |= RX_FLAG_40MHZ; | |
409 | break; | |
410 | case RATE_MCS_CHAN_WIDTH_80: | |
411 | rx_status->vht_flag |= RX_VHT_FLAG_80MHZ; | |
412 | break; | |
413 | case RATE_MCS_CHAN_WIDTH_160: | |
414 | rx_status->vht_flag |= RX_VHT_FLAG_160MHZ; | |
415 | break; | |
416 | } | |
417 | if (rate_n_flags & RATE_MCS_SGI_MSK) | |
418 | rx_status->flag |= RX_FLAG_SHORT_GI; | |
419 | if (rate_n_flags & RATE_HT_MCS_GF_MSK) | |
420 | rx_status->flag |= RX_FLAG_HT_GF; | |
421 | if (rate_n_flags & RATE_MCS_LDPC_MSK) | |
422 | rx_status->flag |= RX_FLAG_LDPC; | |
423 | if (rate_n_flags & RATE_MCS_HT_MSK) { | |
424 | u8 stbc = (rate_n_flags & RATE_MCS_HT_STBC_MSK) >> | |
425 | RATE_MCS_STBC_POS; | |
426 | rx_status->flag |= RX_FLAG_HT; | |
427 | rx_status->rate_idx = rate_n_flags & RATE_HT_MCS_INDEX_MSK; | |
428 | rx_status->flag |= stbc << RX_FLAG_STBC_SHIFT; | |
429 | } else if (rate_n_flags & RATE_MCS_VHT_MSK) { | |
430 | u8 stbc = (rate_n_flags & RATE_MCS_VHT_STBC_MSK) >> | |
431 | RATE_MCS_STBC_POS; | |
432 | rx_status->vht_nss = | |
433 | ((rate_n_flags & RATE_VHT_MCS_NSS_MSK) >> | |
434 | RATE_VHT_MCS_NSS_POS) + 1; | |
435 | rx_status->rate_idx = rate_n_flags & RATE_VHT_MCS_RATE_CODE_MSK; | |
436 | rx_status->flag |= RX_FLAG_VHT; | |
437 | rx_status->flag |= stbc << RX_FLAG_STBC_SHIFT; | |
438 | if (rate_n_flags & RATE_MCS_BF_MSK) | |
439 | rx_status->vht_flag |= RX_VHT_FLAG_BF; | |
440 | } else { | |
441 | rx_status->rate_idx = | |
442 | iwl_mvm_legacy_rate_to_mac80211_idx(rate_n_flags, | |
443 | rx_status->band); | |
444 | } | |
445 | ||
446 | /* TODO: PHY info - update ampdu queue statistics (for debugfs) */ | |
447 | /* TODO: PHY info - gscan */ | |
448 | ||
f5e28eac JB |
449 | iwl_mvm_create_skb(skb, hdr, len, crypt_len, rxb); |
450 | iwl_mvm_pass_packet_to_mac80211(mvm, napi, skb, queue, sta); | |
451 | rcu_read_unlock(); | |
780e87c2 | 452 | } |
585a6fcc SS |
453 | |
454 | void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, | |
455 | struct iwl_rx_cmd_buffer *rxb, int queue) | |
456 | { | |
457 | /* TODO */ | |
458 | } |