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e04ed0a5 WYG |
1 | /****************************************************************************** |
2 | * | |
3 | * GPL LICENSE SUMMARY | |
4 | * | |
901069c7 | 5 | * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved. |
e04ed0a5 WYG |
6 | * |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of version 2 of the GNU General Public License as | |
9 | * published by the Free Software Foundation. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, but | |
12 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, | |
19 | * USA | |
20 | * | |
21 | * The full GNU General Public License is included in this distribution | |
22 | * in the file called LICENSE.GPL. | |
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 | *****************************************************************************/ | |
8d801080 | 29 | #include <linux/etherdevice.h> |
e04ed0a5 WYG |
30 | #include <linux/kernel.h> |
31 | #include <linux/module.h> | |
32 | #include <linux/init.h> | |
33 | #include <linux/sched.h> | |
34 | ||
35 | #include "iwl-dev.h" | |
36 | #include "iwl-core.h" | |
37 | #include "iwl-io.h" | |
e04ed0a5 WYG |
38 | #include "iwl-agn-hw.h" |
39 | #include "iwl-agn.h" | |
bdfbf092 | 40 | #include "iwl-trans.h" |
48f20d35 | 41 | #include "iwl-shared.h" |
e04ed0a5 | 42 | |
e04ed0a5 WYG |
43 | int iwlagn_hw_valid_rtc_data_addr(u32 addr) |
44 | { | |
45 | return (addr >= IWLAGN_RTC_DATA_LOWER_BOUND) && | |
46 | (addr < IWLAGN_RTC_DATA_UPPER_BOUND); | |
47 | } | |
48 | ||
49 | int iwlagn_send_tx_power(struct iwl_priv *priv) | |
50 | { | |
ab63c68a | 51 | struct iwlagn_tx_power_dbm_cmd tx_power_cmd; |
e04ed0a5 WYG |
52 | u8 tx_ant_cfg_cmd; |
53 | ||
63013ae3 | 54 | if (WARN_ONCE(test_bit(STATUS_SCAN_HW, &priv->shrd->status), |
4beeba7d SG |
55 | "TX Power requested while scanning!\n")) |
56 | return -EAGAIN; | |
57 | ||
e04ed0a5 WYG |
58 | /* half dBm need to multiply */ |
59 | tx_power_cmd.global_lmt = (s8)(2 * priv->tx_power_user_lmt); | |
60 | ||
61 | if (priv->tx_power_lmt_in_half_dbm && | |
62 | priv->tx_power_lmt_in_half_dbm < tx_power_cmd.global_lmt) { | |
63 | /* | |
64 | * For the newer devices which using enhanced/extend tx power | |
65 | * table in EEPROM, the format is in half dBm. driver need to | |
66 | * convert to dBm format before report to mac80211. | |
67 | * By doing so, there is a possibility of 1/2 dBm resolution | |
68 | * lost. driver will perform "round-up" operation before | |
69 | * reporting, but it will cause 1/2 dBm tx power over the | |
70 | * regulatory limit. Perform the checking here, if the | |
71 | * "tx_power_user_lmt" is higher than EEPROM value (in | |
72 | * half-dBm format), lower the tx power based on EEPROM | |
73 | */ | |
74 | tx_power_cmd.global_lmt = priv->tx_power_lmt_in_half_dbm; | |
75 | } | |
ab63c68a WYG |
76 | tx_power_cmd.flags = IWLAGN_TX_POWER_NO_CLOSED; |
77 | tx_power_cmd.srv_chan_lmt = IWLAGN_TX_POWER_AUTO; | |
e04ed0a5 WYG |
78 | |
79 | if (IWL_UCODE_API(priv->ucode_ver) == 1) | |
80 | tx_ant_cfg_cmd = REPLY_TX_POWER_DBM_CMD_V1; | |
81 | else | |
82 | tx_ant_cfg_cmd = REPLY_TX_POWER_DBM_CMD; | |
83 | ||
e6bb4c9c | 84 | return iwl_trans_send_cmd_pdu(trans(priv), tx_ant_cfg_cmd, CMD_SYNC, |
e419d62d | 85 | sizeof(tx_power_cmd), &tx_power_cmd); |
e04ed0a5 WYG |
86 | } |
87 | ||
88 | void iwlagn_temperature(struct iwl_priv *priv) | |
89 | { | |
f8f79a5d | 90 | /* store temperature from correct statistics (in Celsius) */ |
0da0e5bf | 91 | priv->temperature = le32_to_cpu(priv->statistics.common.temperature); |
e04ed0a5 WYG |
92 | iwl_tt_handler(priv); |
93 | } | |
94 | ||
ab36eab2 | 95 | u16 iwl_eeprom_calib_version(struct iwl_shared *shrd) |
e04ed0a5 | 96 | { |
7d8f2d50 | 97 | struct iwl_eeprom_calib_hdr *hdr; |
e04ed0a5 | 98 | |
ab36eab2 | 99 | hdr = (struct iwl_eeprom_calib_hdr *)iwl_eeprom_query_addr(shrd, |
7944f8e4 | 100 | EEPROM_CALIB_ALL); |
e04ed0a5 WYG |
101 | return hdr->version; |
102 | ||
103 | } | |
104 | ||
105 | /* | |
106 | * EEPROM | |
107 | */ | |
ab36eab2 | 108 | static u32 eeprom_indirect_address(const struct iwl_shared *shrd, u32 address) |
e04ed0a5 WYG |
109 | { |
110 | u16 offset = 0; | |
111 | ||
112 | if ((address & INDIRECT_ADDRESS) == 0) | |
113 | return address; | |
114 | ||
115 | switch (address & INDIRECT_TYPE_MSK) { | |
116 | case INDIRECT_HOST: | |
ab36eab2 | 117 | offset = iwl_eeprom_query16(shrd, EEPROM_LINK_HOST); |
e04ed0a5 WYG |
118 | break; |
119 | case INDIRECT_GENERAL: | |
ab36eab2 | 120 | offset = iwl_eeprom_query16(shrd, EEPROM_LINK_GENERAL); |
e04ed0a5 WYG |
121 | break; |
122 | case INDIRECT_REGULATORY: | |
ab36eab2 | 123 | offset = iwl_eeprom_query16(shrd, EEPROM_LINK_REGULATORY); |
e04ed0a5 | 124 | break; |
8d6748ca | 125 | case INDIRECT_TXP_LIMIT: |
ab36eab2 | 126 | offset = iwl_eeprom_query16(shrd, EEPROM_LINK_TXP_LIMIT); |
8d6748ca JB |
127 | break; |
128 | case INDIRECT_TXP_LIMIT_SIZE: | |
ab36eab2 | 129 | offset = iwl_eeprom_query16(shrd, EEPROM_LINK_TXP_LIMIT_SIZE); |
8d6748ca | 130 | break; |
e04ed0a5 | 131 | case INDIRECT_CALIBRATION: |
ab36eab2 | 132 | offset = iwl_eeprom_query16(shrd, EEPROM_LINK_CALIBRATION); |
e04ed0a5 WYG |
133 | break; |
134 | case INDIRECT_PROCESS_ADJST: | |
ab36eab2 | 135 | offset = iwl_eeprom_query16(shrd, EEPROM_LINK_PROCESS_ADJST); |
e04ed0a5 WYG |
136 | break; |
137 | case INDIRECT_OTHERS: | |
ab36eab2 | 138 | offset = iwl_eeprom_query16(shrd, EEPROM_LINK_OTHERS); |
e04ed0a5 WYG |
139 | break; |
140 | default: | |
ab36eab2 | 141 | IWL_ERR(shrd->trans, "illegal indirect type: 0x%X\n", |
e04ed0a5 WYG |
142 | address & INDIRECT_TYPE_MSK); |
143 | break; | |
144 | } | |
145 | ||
146 | /* translate the offset from words to byte */ | |
147 | return (address & ADDRESS_MSK) + (offset << 1); | |
148 | } | |
149 | ||
ab36eab2 | 150 | const u8 *iwl_eeprom_query_addr(const struct iwl_shared *shrd, size_t offset) |
e04ed0a5 | 151 | { |
ab36eab2 DF |
152 | u32 address = eeprom_indirect_address(shrd, offset); |
153 | BUG_ON(address >= shrd->priv->cfg->base_params->eeprom_size); | |
154 | return &shrd->eeprom[address]; | |
e04ed0a5 | 155 | } |
348ee7cd WYG |
156 | |
157 | struct iwl_mod_params iwlagn_mod_params = { | |
158 | .amsdu_size_8K = 1, | |
159 | .restart_fw = 1, | |
b7977ffa | 160 | .plcp_check = true, |
b60eec9b | 161 | .bt_coex_active = true, |
3f1e5f4a | 162 | .no_sleep_autoadjust = true, |
f7538168 | 163 | .power_level = IWL_POWER_INDEX_1, |
fee84f0d | 164 | .bt_ch_announce = true, |
48f20d35 | 165 | .wanted_ucode_alternative = 1, |
dd5b6d0a | 166 | .auto_agg = true, |
348ee7cd WYG |
167 | /* the rest are 0 by default */ |
168 | }; | |
74bcdb33 | 169 | |
8d801080 WYG |
170 | int iwlagn_hwrate_to_mac80211_idx(u32 rate_n_flags, enum ieee80211_band band) |
171 | { | |
172 | int idx = 0; | |
173 | int band_offset = 0; | |
174 | ||
175 | /* HT rate format: mac80211 wants an MCS number, which is just LSB */ | |
176 | if (rate_n_flags & RATE_MCS_HT_MSK) { | |
177 | idx = (rate_n_flags & 0xff); | |
178 | return idx; | |
179 | /* Legacy rate format, search for match in table */ | |
180 | } else { | |
181 | if (band == IEEE80211_BAND_5GHZ) | |
182 | band_offset = IWL_FIRST_OFDM_RATE; | |
183 | for (idx = band_offset; idx < IWL_RATE_COUNT_LEGACY; idx++) | |
184 | if (iwl_rates[idx].plcp == (rate_n_flags & 0xFF)) | |
185 | return idx - band_offset; | |
186 | } | |
187 | ||
188 | return -1; | |
189 | } | |
190 | ||
1fa61b2e JB |
191 | int iwlagn_manage_ibss_station(struct iwl_priv *priv, |
192 | struct ieee80211_vif *vif, bool add) | |
193 | { | |
fd1af15d JB |
194 | struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv; |
195 | ||
1fa61b2e | 196 | if (add) |
a30e3112 JB |
197 | return iwlagn_add_bssid_station(priv, vif_priv->ctx, |
198 | vif->bss_conf.bssid, | |
199 | &vif_priv->ibss_bssid_sta_id); | |
fd1af15d JB |
200 | return iwl_remove_station(priv, vif_priv->ibss_bssid_sta_id, |
201 | vif->bss_conf.bssid); | |
1fa61b2e | 202 | } |
1ff504e0 | 203 | |
716c74b0 WYG |
204 | /** |
205 | * iwlagn_txfifo_flush: send REPLY_TXFIFO_FLUSH command to uCode | |
206 | * | |
207 | * pre-requirements: | |
208 | * 1. acquire mutex before calling | |
209 | * 2. make sure rf is on and not in exit state | |
210 | */ | |
211 | int iwlagn_txfifo_flush(struct iwl_priv *priv, u16 flush_control) | |
212 | { | |
213 | struct iwl_txfifo_flush_cmd flush_cmd; | |
214 | struct iwl_host_cmd cmd = { | |
215 | .id = REPLY_TXFIFO_FLUSH, | |
3fa50738 | 216 | .len = { sizeof(struct iwl_txfifo_flush_cmd), }, |
716c74b0 | 217 | .flags = CMD_SYNC, |
3fa50738 | 218 | .data = { &flush_cmd, }, |
716c74b0 WYG |
219 | }; |
220 | ||
221 | might_sleep(); | |
222 | ||
223 | memset(&flush_cmd, 0, sizeof(flush_cmd)); | |
ecdbe86e WYG |
224 | if (flush_control & BIT(IWL_RXON_CTX_BSS)) |
225 | flush_cmd.fifo_control = IWL_SCD_VO_MSK | IWL_SCD_VI_MSK | | |
f88e0ecc WYG |
226 | IWL_SCD_BE_MSK | IWL_SCD_BK_MSK | |
227 | IWL_SCD_MGMT_MSK; | |
ecdbe86e | 228 | if ((flush_control & BIT(IWL_RXON_CTX_PAN)) && |
7a10e3e4 | 229 | (priv->shrd->valid_contexts != BIT(IWL_RXON_CTX_BSS))) |
f88e0ecc WYG |
230 | flush_cmd.fifo_control |= IWL_PAN_SCD_VO_MSK | |
231 | IWL_PAN_SCD_VI_MSK | IWL_PAN_SCD_BE_MSK | | |
232 | IWL_PAN_SCD_BK_MSK | IWL_PAN_SCD_MGMT_MSK | | |
233 | IWL_PAN_SCD_MULTICAST_MSK; | |
234 | ||
88950758 | 235 | if (priv->cfg->sku & EEPROM_SKU_CAP_11N_ENABLE) |
716c74b0 WYG |
236 | flush_cmd.fifo_control |= IWL_AGG_TX_QUEUE_MSK; |
237 | ||
238 | IWL_DEBUG_INFO(priv, "fifo queue control: 0X%x\n", | |
239 | flush_cmd.fifo_control); | |
240 | flush_cmd.flush_control = cpu_to_le16(flush_control); | |
241 | ||
e6bb4c9c | 242 | return iwl_trans_send_cmd(trans(priv), &cmd); |
716c74b0 | 243 | } |
65550636 WYG |
244 | |
245 | void iwlagn_dev_txfifo_flush(struct iwl_priv *priv, u16 flush_control) | |
246 | { | |
6ac2f839 | 247 | mutex_lock(&priv->shrd->mutex); |
65550636 | 248 | ieee80211_stop_queues(priv->hw); |
c68744fb | 249 | if (iwlagn_txfifo_flush(priv, IWL_DROP_ALL)) { |
65550636 WYG |
250 | IWL_ERR(priv, "flush request fail\n"); |
251 | goto done; | |
252 | } | |
253 | IWL_DEBUG_INFO(priv, "wait transmit/flush all frames\n"); | |
5f178cd2 | 254 | iwl_trans_wait_tx_queue_empty(trans(priv)); |
65550636 WYG |
255 | done: |
256 | ieee80211_wake_queues(priv->hw); | |
6ac2f839 | 257 | mutex_unlock(&priv->shrd->mutex); |
65550636 | 258 | } |
b6e116e8 WYG |
259 | |
260 | /* | |
261 | * BT coex | |
262 | */ | |
263 | /* | |
264 | * Macros to access the lookup table. | |
265 | * | |
266 | * The lookup table has 7 inputs: bt3_prio, bt3_txrx, bt_rf_act, wifi_req, | |
267 | * wifi_prio, wifi_txrx and wifi_sh_ant_req. | |
268 | * | |
269 | * It has three outputs: WLAN_ACTIVE, WLAN_KILL and ANT_SWITCH | |
270 | * | |
271 | * The format is that "registers" 8 through 11 contain the WLAN_ACTIVE bits | |
272 | * one after another in 32-bit registers, and "registers" 0 through 7 contain | |
273 | * the WLAN_KILL and ANT_SWITCH bits interleaved (in that order). | |
274 | * | |
275 | * These macros encode that format. | |
276 | */ | |
277 | #define LUT_VALUE(bt3_prio, bt3_txrx, bt_rf_act, wifi_req, wifi_prio, \ | |
278 | wifi_txrx, wifi_sh_ant_req) \ | |
279 | (bt3_prio | (bt3_txrx << 1) | (bt_rf_act << 2) | (wifi_req << 3) | \ | |
280 | (wifi_prio << 4) | (wifi_txrx << 5) | (wifi_sh_ant_req << 6)) | |
281 | ||
282 | #define LUT_PTA_WLAN_ACTIVE_OP(lut, op, val) \ | |
283 | lut[8 + ((val) >> 5)] op (cpu_to_le32(BIT((val) & 0x1f))) | |
284 | #define LUT_TEST_PTA_WLAN_ACTIVE(lut, bt3_prio, bt3_txrx, bt_rf_act, wifi_req, \ | |
285 | wifi_prio, wifi_txrx, wifi_sh_ant_req) \ | |
286 | (!!(LUT_PTA_WLAN_ACTIVE_OP(lut, &, LUT_VALUE(bt3_prio, bt3_txrx, \ | |
287 | bt_rf_act, wifi_req, wifi_prio, wifi_txrx, \ | |
288 | wifi_sh_ant_req)))) | |
289 | #define LUT_SET_PTA_WLAN_ACTIVE(lut, bt3_prio, bt3_txrx, bt_rf_act, wifi_req, \ | |
290 | wifi_prio, wifi_txrx, wifi_sh_ant_req) \ | |
291 | LUT_PTA_WLAN_ACTIVE_OP(lut, |=, LUT_VALUE(bt3_prio, bt3_txrx, \ | |
292 | bt_rf_act, wifi_req, wifi_prio, wifi_txrx, \ | |
293 | wifi_sh_ant_req)) | |
294 | #define LUT_CLEAR_PTA_WLAN_ACTIVE(lut, bt3_prio, bt3_txrx, bt_rf_act, \ | |
295 | wifi_req, wifi_prio, wifi_txrx, \ | |
296 | wifi_sh_ant_req) \ | |
297 | LUT_PTA_WLAN_ACTIVE_OP(lut, &= ~, LUT_VALUE(bt3_prio, bt3_txrx, \ | |
298 | bt_rf_act, wifi_req, wifi_prio, wifi_txrx, \ | |
299 | wifi_sh_ant_req)) | |
300 | ||
301 | #define LUT_WLAN_KILL_OP(lut, op, val) \ | |
302 | lut[(val) >> 4] op (cpu_to_le32(BIT(((val) << 1) & 0x1e))) | |
303 | #define LUT_TEST_WLAN_KILL(lut, bt3_prio, bt3_txrx, bt_rf_act, wifi_req, \ | |
304 | wifi_prio, wifi_txrx, wifi_sh_ant_req) \ | |
305 | (!!(LUT_WLAN_KILL_OP(lut, &, LUT_VALUE(bt3_prio, bt3_txrx, bt_rf_act, \ | |
306 | wifi_req, wifi_prio, wifi_txrx, wifi_sh_ant_req)))) | |
307 | #define LUT_SET_WLAN_KILL(lut, bt3_prio, bt3_txrx, bt_rf_act, wifi_req, \ | |
308 | wifi_prio, wifi_txrx, wifi_sh_ant_req) \ | |
309 | LUT_WLAN_KILL_OP(lut, |=, LUT_VALUE(bt3_prio, bt3_txrx, bt_rf_act, \ | |
310 | wifi_req, wifi_prio, wifi_txrx, wifi_sh_ant_req)) | |
311 | #define LUT_CLEAR_WLAN_KILL(lut, bt3_prio, bt3_txrx, bt_rf_act, wifi_req, \ | |
312 | wifi_prio, wifi_txrx, wifi_sh_ant_req) \ | |
313 | LUT_WLAN_KILL_OP(lut, &= ~, LUT_VALUE(bt3_prio, bt3_txrx, bt_rf_act, \ | |
314 | wifi_req, wifi_prio, wifi_txrx, wifi_sh_ant_req)) | |
315 | ||
316 | #define LUT_ANT_SWITCH_OP(lut, op, val) \ | |
317 | lut[(val) >> 4] op (cpu_to_le32(BIT((((val) << 1) & 0x1e) + 1))) | |
318 | #define LUT_TEST_ANT_SWITCH(lut, bt3_prio, bt3_txrx, bt_rf_act, wifi_req, \ | |
319 | wifi_prio, wifi_txrx, wifi_sh_ant_req) \ | |
320 | (!!(LUT_ANT_SWITCH_OP(lut, &, LUT_VALUE(bt3_prio, bt3_txrx, bt_rf_act, \ | |
321 | wifi_req, wifi_prio, wifi_txrx, \ | |
322 | wifi_sh_ant_req)))) | |
323 | #define LUT_SET_ANT_SWITCH(lut, bt3_prio, bt3_txrx, bt_rf_act, wifi_req, \ | |
324 | wifi_prio, wifi_txrx, wifi_sh_ant_req) \ | |
325 | LUT_ANT_SWITCH_OP(lut, |=, LUT_VALUE(bt3_prio, bt3_txrx, bt_rf_act, \ | |
326 | wifi_req, wifi_prio, wifi_txrx, wifi_sh_ant_req)) | |
327 | #define LUT_CLEAR_ANT_SWITCH(lut, bt3_prio, bt3_txrx, bt_rf_act, wifi_req, \ | |
328 | wifi_prio, wifi_txrx, wifi_sh_ant_req) \ | |
329 | LUT_ANT_SWITCH_OP(lut, &= ~, LUT_VALUE(bt3_prio, bt3_txrx, bt_rf_act, \ | |
330 | wifi_req, wifi_prio, wifi_txrx, wifi_sh_ant_req)) | |
331 | ||
332 | static const __le32 iwlagn_def_3w_lookup[12] = { | |
333 | cpu_to_le32(0xaaaaaaaa), | |
334 | cpu_to_le32(0xaaaaaaaa), | |
335 | cpu_to_le32(0xaeaaaaaa), | |
336 | cpu_to_le32(0xaaaaaaaa), | |
337 | cpu_to_le32(0xcc00ff28), | |
338 | cpu_to_le32(0x0000aaaa), | |
339 | cpu_to_le32(0xcc00aaaa), | |
340 | cpu_to_le32(0x0000aaaa), | |
341 | cpu_to_le32(0xc0004000), | |
342 | cpu_to_le32(0x00004000), | |
343 | cpu_to_le32(0xf0005000), | |
9a67d761 | 344 | cpu_to_le32(0xf0005000), |
b6e116e8 WYG |
345 | }; |
346 | ||
347 | static const __le32 iwlagn_concurrent_lookup[12] = { | |
348 | cpu_to_le32(0xaaaaaaaa), | |
349 | cpu_to_le32(0xaaaaaaaa), | |
350 | cpu_to_le32(0xaaaaaaaa), | |
351 | cpu_to_le32(0xaaaaaaaa), | |
352 | cpu_to_le32(0xaaaaaaaa), | |
353 | cpu_to_le32(0xaaaaaaaa), | |
354 | cpu_to_le32(0xaaaaaaaa), | |
355 | cpu_to_le32(0xaaaaaaaa), | |
356 | cpu_to_le32(0x00000000), | |
357 | cpu_to_le32(0x00000000), | |
358 | cpu_to_le32(0x00000000), | |
359 | cpu_to_le32(0x00000000), | |
360 | }; | |
361 | ||
362 | void iwlagn_send_advance_bt_config(struct iwl_priv *priv) | |
363 | { | |
6013270a | 364 | struct iwl_basic_bt_cmd basic = { |
b6e116e8 WYG |
365 | .max_kill = IWLAGN_BT_MAX_KILL_DEFAULT, |
366 | .bt3_timer_t7_value = IWLAGN_BT3_T7_DEFAULT, | |
367 | .bt3_prio_sample_time = IWLAGN_BT3_PRIO_SAMPLE_DEFAULT, | |
368 | .bt3_timer_t2_value = IWLAGN_BT3_T2_DEFAULT, | |
369 | }; | |
6013270a WYG |
370 | struct iwl6000_bt_cmd bt_cmd_6000; |
371 | struct iwl2000_bt_cmd bt_cmd_2000; | |
372 | int ret; | |
b6e116e8 WYG |
373 | |
374 | BUILD_BUG_ON(sizeof(iwlagn_def_3w_lookup) != | |
6013270a WYG |
375 | sizeof(basic.bt3_lookup_table)); |
376 | ||
377 | if (priv->cfg->bt_params) { | |
378 | if (priv->cfg->bt_params->bt_session_2) { | |
379 | bt_cmd_2000.prio_boost = cpu_to_le32( | |
380 | priv->cfg->bt_params->bt_prio_boost); | |
381 | bt_cmd_2000.tx_prio_boost = 0; | |
382 | bt_cmd_2000.rx_prio_boost = 0; | |
383 | } else { | |
384 | bt_cmd_6000.prio_boost = | |
385 | priv->cfg->bt_params->bt_prio_boost; | |
386 | bt_cmd_6000.tx_prio_boost = 0; | |
387 | bt_cmd_6000.rx_prio_boost = 0; | |
388 | } | |
389 | } else { | |
390 | IWL_ERR(priv, "failed to construct BT Coex Config\n"); | |
391 | return; | |
392 | } | |
506aa156 | 393 | |
6013270a WYG |
394 | basic.kill_ack_mask = priv->kill_ack_mask; |
395 | basic.kill_cts_mask = priv->kill_cts_mask; | |
396 | basic.valid = priv->bt_valid; | |
b6e116e8 WYG |
397 | |
398 | /* | |
399 | * Configure BT coex mode to "no coexistence" when the | |
400 | * user disabled BT coexistence, we have no interface | |
401 | * (might be in monitor mode), or the interface is in | |
402 | * IBSS mode (no proper uCode support for coex then). | |
403 | */ | |
b60eec9b WYG |
404 | if (!iwlagn_mod_params.bt_coex_active || |
405 | priv->iw_mode == NL80211_IFTYPE_ADHOC) { | |
6013270a | 406 | basic.flags = IWLAGN_BT_FLAG_COEX_MODE_DISABLED; |
b6e116e8 | 407 | } else { |
6013270a | 408 | basic.flags = IWLAGN_BT_FLAG_COEX_MODE_3W << |
b6e116e8 | 409 | IWLAGN_BT_FLAG_COEX_MODE_SHIFT; |
207ecc5e MV |
410 | |
411 | if (!priv->bt_enable_pspoll) | |
6013270a | 412 | basic.flags |= IWLAGN_BT_FLAG_SYNC_2_BT_DISABLE; |
207ecc5e MV |
413 | else |
414 | basic.flags &= ~IWLAGN_BT_FLAG_SYNC_2_BT_DISABLE; | |
e366176e | 415 | |
b6e116e8 | 416 | if (priv->bt_ch_announce) |
6013270a | 417 | basic.flags |= IWLAGN_BT_FLAG_CHANNEL_INHIBITION; |
fa7f1413 | 418 | IWL_DEBUG_COEX(priv, "BT coex flag: 0X%x\n", basic.flags); |
b6e116e8 | 419 | } |
6013270a | 420 | priv->bt_enable_flag = basic.flags; |
b6e116e8 | 421 | if (priv->bt_full_concurrent) |
6013270a | 422 | memcpy(basic.bt3_lookup_table, iwlagn_concurrent_lookup, |
b6e116e8 WYG |
423 | sizeof(iwlagn_concurrent_lookup)); |
424 | else | |
6013270a | 425 | memcpy(basic.bt3_lookup_table, iwlagn_def_3w_lookup, |
b6e116e8 WYG |
426 | sizeof(iwlagn_def_3w_lookup)); |
427 | ||
fa7f1413 | 428 | IWL_DEBUG_COEX(priv, "BT coex %s in %s mode\n", |
6013270a | 429 | basic.flags ? "active" : "disabled", |
b6e116e8 WYG |
430 | priv->bt_full_concurrent ? |
431 | "full concurrency" : "3-wire"); | |
432 | ||
6013270a WYG |
433 | if (priv->cfg->bt_params->bt_session_2) { |
434 | memcpy(&bt_cmd_2000.basic, &basic, | |
435 | sizeof(basic)); | |
e6bb4c9c | 436 | ret = iwl_trans_send_cmd_pdu(trans(priv), REPLY_BT_CONFIG, |
e419d62d | 437 | CMD_SYNC, sizeof(bt_cmd_2000), &bt_cmd_2000); |
6013270a WYG |
438 | } else { |
439 | memcpy(&bt_cmd_6000.basic, &basic, | |
440 | sizeof(basic)); | |
e6bb4c9c | 441 | ret = iwl_trans_send_cmd_pdu(trans(priv), REPLY_BT_CONFIG, |
e419d62d | 442 | CMD_SYNC, sizeof(bt_cmd_6000), &bt_cmd_6000); |
6013270a WYG |
443 | } |
444 | if (ret) | |
b6e116e8 WYG |
445 | IWL_ERR(priv, "failed to send BT Coex Config\n"); |
446 | ||
b6e116e8 WYG |
447 | } |
448 | ||
207ecc5e MV |
449 | void iwlagn_bt_adjust_rssi_monitor(struct iwl_priv *priv, bool rssi_ena) |
450 | { | |
451 | struct iwl_rxon_context *ctx, *found_ctx = NULL; | |
452 | bool found_ap = false; | |
453 | ||
6ac2f839 | 454 | lockdep_assert_held(&priv->shrd->mutex); |
207ecc5e MV |
455 | |
456 | /* Check whether AP or GO mode is active. */ | |
457 | if (rssi_ena) { | |
458 | for_each_context(priv, ctx) { | |
459 | if (ctx->vif && ctx->vif->type == NL80211_IFTYPE_AP && | |
460 | iwl_is_associated_ctx(ctx)) { | |
461 | found_ap = true; | |
462 | break; | |
463 | } | |
464 | } | |
465 | } | |
466 | ||
467 | /* | |
468 | * If disable was received or If GO/AP mode, disable RSSI | |
469 | * measurements. | |
470 | */ | |
471 | if (!rssi_ena || found_ap) { | |
472 | if (priv->cur_rssi_ctx) { | |
473 | ctx = priv->cur_rssi_ctx; | |
474 | ieee80211_disable_rssi_reports(ctx->vif); | |
475 | priv->cur_rssi_ctx = NULL; | |
476 | } | |
477 | return; | |
478 | } | |
479 | ||
480 | /* | |
481 | * If rssi measurements need to be enabled, consider all cases now. | |
482 | * Figure out how many contexts are active. | |
483 | */ | |
484 | for_each_context(priv, ctx) { | |
485 | if (ctx->vif && ctx->vif->type == NL80211_IFTYPE_STATION && | |
486 | iwl_is_associated_ctx(ctx)) { | |
487 | found_ctx = ctx; | |
488 | break; | |
489 | } | |
490 | } | |
491 | ||
492 | /* | |
493 | * rssi monitor already enabled for the correct interface...nothing | |
494 | * to do. | |
495 | */ | |
496 | if (found_ctx == priv->cur_rssi_ctx) | |
497 | return; | |
498 | ||
499 | /* | |
500 | * Figure out if rssi monitor is currently enabled, and needs | |
501 | * to be changed. If rssi monitor is already enabled, disable | |
502 | * it first else just enable rssi measurements on the | |
503 | * interface found above. | |
504 | */ | |
505 | if (priv->cur_rssi_ctx) { | |
506 | ctx = priv->cur_rssi_ctx; | |
507 | if (ctx->vif) | |
508 | ieee80211_disable_rssi_reports(ctx->vif); | |
509 | } | |
510 | ||
511 | priv->cur_rssi_ctx = found_ctx; | |
512 | ||
513 | if (!found_ctx) | |
514 | return; | |
515 | ||
516 | ieee80211_enable_rssi_reports(found_ctx->vif, | |
517 | IWLAGN_BT_PSP_MIN_RSSI_THRESHOLD, | |
518 | IWLAGN_BT_PSP_MAX_RSSI_THRESHOLD); | |
519 | } | |
520 | ||
521 | static bool iwlagn_bt_traffic_is_sco(struct iwl_bt_uart_msg *uart_msg) | |
522 | { | |
523 | return BT_UART_MSG_FRAME3SCOESCO_MSK & uart_msg->frame3 >> | |
524 | BT_UART_MSG_FRAME3SCOESCO_POS; | |
525 | } | |
526 | ||
b6e116e8 WYG |
527 | static void iwlagn_bt_traffic_change_work(struct work_struct *work) |
528 | { | |
529 | struct iwl_priv *priv = | |
530 | container_of(work, struct iwl_priv, bt_traffic_change_work); | |
8bd413e6 | 531 | struct iwl_rxon_context *ctx; |
b6e116e8 WYG |
532 | int smps_request = -1; |
533 | ||
c4197c62 WYG |
534 | if (priv->bt_enable_flag == IWLAGN_BT_FLAG_COEX_MODE_DISABLED) { |
535 | /* bt coex disabled */ | |
536 | return; | |
537 | } | |
538 | ||
5eda74a4 SG |
539 | /* |
540 | * Note: bt_traffic_load can be overridden by scan complete and | |
541 | * coex profile notifications. Ignore that since only bad consequence | |
542 | * can be not matching debug print with actual state. | |
543 | */ | |
fa7f1413 | 544 | IWL_DEBUG_COEX(priv, "BT traffic load changes: %d\n", |
b6e116e8 WYG |
545 | priv->bt_traffic_load); |
546 | ||
547 | switch (priv->bt_traffic_load) { | |
548 | case IWL_BT_COEX_TRAFFIC_LOAD_NONE: | |
f5682c01 WYG |
549 | if (priv->bt_status) |
550 | smps_request = IEEE80211_SMPS_DYNAMIC; | |
551 | else | |
552 | smps_request = IEEE80211_SMPS_AUTOMATIC; | |
b6e116e8 WYG |
553 | break; |
554 | case IWL_BT_COEX_TRAFFIC_LOAD_LOW: | |
555 | smps_request = IEEE80211_SMPS_DYNAMIC; | |
556 | break; | |
557 | case IWL_BT_COEX_TRAFFIC_LOAD_HIGH: | |
558 | case IWL_BT_COEX_TRAFFIC_LOAD_CONTINUOUS: | |
559 | smps_request = IEEE80211_SMPS_STATIC; | |
560 | break; | |
561 | default: | |
562 | IWL_ERR(priv, "Invalid BT traffic load: %d\n", | |
563 | priv->bt_traffic_load); | |
564 | break; | |
565 | } | |
566 | ||
6ac2f839 | 567 | mutex_lock(&priv->shrd->mutex); |
b6e116e8 | 568 | |
5eda74a4 SG |
569 | /* |
570 | * We can not send command to firmware while scanning. When the scan | |
571 | * complete we will schedule this work again. We do check with mutex | |
572 | * locked to prevent new scan request to arrive. We do not check | |
573 | * STATUS_SCANNING to avoid race when queue_work two times from | |
574 | * different notifications, but quit and not perform any work at all. | |
575 | */ | |
63013ae3 | 576 | if (test_bit(STATUS_SCAN_HW, &priv->shrd->status)) |
5eda74a4 SG |
577 | goto out; |
578 | ||
6b6db91c | 579 | iwl_update_chain_flags(priv); |
b6e116e8 | 580 | |
8bd413e6 | 581 | if (smps_request != -1) { |
88e9ba76 | 582 | priv->current_ht_config.smps = smps_request; |
8bd413e6 JB |
583 | for_each_context(priv, ctx) { |
584 | if (ctx->vif && ctx->vif->type == NL80211_IFTYPE_STATION) | |
585 | ieee80211_request_smps(ctx->vif, smps_request); | |
586 | } | |
587 | } | |
207ecc5e MV |
588 | |
589 | /* | |
590 | * Dynamic PS poll related functionality. Adjust RSSI measurements if | |
591 | * necessary. | |
592 | */ | |
593 | iwlagn_bt_coex_rssi_monitor(priv); | |
5eda74a4 | 594 | out: |
6ac2f839 | 595 | mutex_unlock(&priv->shrd->mutex); |
b6e116e8 WYG |
596 | } |
597 | ||
207ecc5e MV |
598 | /* |
599 | * If BT sco traffic, and RSSI monitor is enabled, move measurements to the | |
600 | * correct interface or disable it if this is the last interface to be | |
601 | * removed. | |
602 | */ | |
603 | void iwlagn_bt_coex_rssi_monitor(struct iwl_priv *priv) | |
604 | { | |
605 | if (priv->bt_is_sco && | |
606 | priv->bt_traffic_load == IWL_BT_COEX_TRAFFIC_LOAD_CONTINUOUS) | |
607 | iwlagn_bt_adjust_rssi_monitor(priv, true); | |
608 | else | |
609 | iwlagn_bt_adjust_rssi_monitor(priv, false); | |
610 | } | |
611 | ||
b6e116e8 WYG |
612 | static void iwlagn_print_uartmsg(struct iwl_priv *priv, |
613 | struct iwl_bt_uart_msg *uart_msg) | |
614 | { | |
fa7f1413 | 615 | IWL_DEBUG_COEX(priv, "Message Type = 0x%X, SSN = 0x%X, " |
b6e116e8 WYG |
616 | "Update Req = 0x%X", |
617 | (BT_UART_MSG_FRAME1MSGTYPE_MSK & uart_msg->frame1) >> | |
618 | BT_UART_MSG_FRAME1MSGTYPE_POS, | |
619 | (BT_UART_MSG_FRAME1SSN_MSK & uart_msg->frame1) >> | |
620 | BT_UART_MSG_FRAME1SSN_POS, | |
621 | (BT_UART_MSG_FRAME1UPDATEREQ_MSK & uart_msg->frame1) >> | |
622 | BT_UART_MSG_FRAME1UPDATEREQ_POS); | |
623 | ||
fa7f1413 | 624 | IWL_DEBUG_COEX(priv, "Open connections = 0x%X, Traffic load = 0x%X, " |
b6e116e8 WYG |
625 | "Chl_SeqN = 0x%X, In band = 0x%X", |
626 | (BT_UART_MSG_FRAME2OPENCONNECTIONS_MSK & uart_msg->frame2) >> | |
627 | BT_UART_MSG_FRAME2OPENCONNECTIONS_POS, | |
628 | (BT_UART_MSG_FRAME2TRAFFICLOAD_MSK & uart_msg->frame2) >> | |
629 | BT_UART_MSG_FRAME2TRAFFICLOAD_POS, | |
630 | (BT_UART_MSG_FRAME2CHLSEQN_MSK & uart_msg->frame2) >> | |
631 | BT_UART_MSG_FRAME2CHLSEQN_POS, | |
632 | (BT_UART_MSG_FRAME2INBAND_MSK & uart_msg->frame2) >> | |
633 | BT_UART_MSG_FRAME2INBAND_POS); | |
634 | ||
fa7f1413 | 635 | IWL_DEBUG_COEX(priv, "SCO/eSCO = 0x%X, Sniff = 0x%X, A2DP = 0x%X, " |
b6e116e8 WYG |
636 | "ACL = 0x%X, Master = 0x%X, OBEX = 0x%X", |
637 | (BT_UART_MSG_FRAME3SCOESCO_MSK & uart_msg->frame3) >> | |
638 | BT_UART_MSG_FRAME3SCOESCO_POS, | |
639 | (BT_UART_MSG_FRAME3SNIFF_MSK & uart_msg->frame3) >> | |
640 | BT_UART_MSG_FRAME3SNIFF_POS, | |
641 | (BT_UART_MSG_FRAME3A2DP_MSK & uart_msg->frame3) >> | |
642 | BT_UART_MSG_FRAME3A2DP_POS, | |
643 | (BT_UART_MSG_FRAME3ACL_MSK & uart_msg->frame3) >> | |
644 | BT_UART_MSG_FRAME3ACL_POS, | |
645 | (BT_UART_MSG_FRAME3MASTER_MSK & uart_msg->frame3) >> | |
646 | BT_UART_MSG_FRAME3MASTER_POS, | |
647 | (BT_UART_MSG_FRAME3OBEX_MSK & uart_msg->frame3) >> | |
648 | BT_UART_MSG_FRAME3OBEX_POS); | |
649 | ||
fa7f1413 | 650 | IWL_DEBUG_COEX(priv, "Idle duration = 0x%X", |
b6e116e8 WYG |
651 | (BT_UART_MSG_FRAME4IDLEDURATION_MSK & uart_msg->frame4) >> |
652 | BT_UART_MSG_FRAME4IDLEDURATION_POS); | |
653 | ||
fa7f1413 | 654 | IWL_DEBUG_COEX(priv, "Tx Activity = 0x%X, Rx Activity = 0x%X, " |
b6e116e8 WYG |
655 | "eSCO Retransmissions = 0x%X", |
656 | (BT_UART_MSG_FRAME5TXACTIVITY_MSK & uart_msg->frame5) >> | |
657 | BT_UART_MSG_FRAME5TXACTIVITY_POS, | |
658 | (BT_UART_MSG_FRAME5RXACTIVITY_MSK & uart_msg->frame5) >> | |
659 | BT_UART_MSG_FRAME5RXACTIVITY_POS, | |
660 | (BT_UART_MSG_FRAME5ESCORETRANSMIT_MSK & uart_msg->frame5) >> | |
661 | BT_UART_MSG_FRAME5ESCORETRANSMIT_POS); | |
662 | ||
fa7f1413 | 663 | IWL_DEBUG_COEX(priv, "Sniff Interval = 0x%X, Discoverable = 0x%X", |
b6e116e8 WYG |
664 | (BT_UART_MSG_FRAME6SNIFFINTERVAL_MSK & uart_msg->frame6) >> |
665 | BT_UART_MSG_FRAME6SNIFFINTERVAL_POS, | |
666 | (BT_UART_MSG_FRAME6DISCOVERABLE_MSK & uart_msg->frame6) >> | |
667 | BT_UART_MSG_FRAME6DISCOVERABLE_POS); | |
668 | ||
fa7f1413 | 669 | IWL_DEBUG_COEX(priv, "Sniff Activity = 0x%X, Page = " |
399f66fd | 670 | "0x%X, Inquiry = 0x%X, Connectable = 0x%X", |
b6e116e8 WYG |
671 | (BT_UART_MSG_FRAME7SNIFFACTIVITY_MSK & uart_msg->frame7) >> |
672 | BT_UART_MSG_FRAME7SNIFFACTIVITY_POS, | |
399f66fd WYG |
673 | (BT_UART_MSG_FRAME7PAGE_MSK & uart_msg->frame7) >> |
674 | BT_UART_MSG_FRAME7PAGE_POS, | |
675 | (BT_UART_MSG_FRAME7INQUIRY_MSK & uart_msg->frame7) >> | |
676 | BT_UART_MSG_FRAME7INQUIRY_POS, | |
b6e116e8 WYG |
677 | (BT_UART_MSG_FRAME7CONNECTABLE_MSK & uart_msg->frame7) >> |
678 | BT_UART_MSG_FRAME7CONNECTABLE_POS); | |
679 | } | |
680 | ||
506aa156 WYG |
681 | static void iwlagn_set_kill_msk(struct iwl_priv *priv, |
682 | struct iwl_bt_uart_msg *uart_msg) | |
b6e116e8 | 683 | { |
506aa156 | 684 | u8 kill_msk; |
20407ed8 | 685 | static const __le32 bt_kill_ack_msg[2] = { |
506aa156 WYG |
686 | IWLAGN_BT_KILL_ACK_MASK_DEFAULT, |
687 | IWLAGN_BT_KILL_ACK_CTS_MASK_SCO }; | |
688 | static const __le32 bt_kill_cts_msg[2] = { | |
689 | IWLAGN_BT_KILL_CTS_MASK_DEFAULT, | |
690 | IWLAGN_BT_KILL_ACK_CTS_MASK_SCO }; | |
691 | ||
692 | kill_msk = (BT_UART_MSG_FRAME3SCOESCO_MSK & uart_msg->frame3) | |
693 | ? 1 : 0; | |
694 | if (priv->kill_ack_mask != bt_kill_ack_msg[kill_msk] || | |
695 | priv->kill_cts_mask != bt_kill_cts_msg[kill_msk]) { | |
b6e116e8 | 696 | priv->bt_valid |= IWLAGN_BT_VALID_KILL_ACK_MASK; |
506aa156 WYG |
697 | priv->kill_ack_mask = bt_kill_ack_msg[kill_msk]; |
698 | priv->bt_valid |= IWLAGN_BT_VALID_KILL_CTS_MASK; | |
699 | priv->kill_cts_mask = bt_kill_cts_msg[kill_msk]; | |
700 | ||
b6e116e8 | 701 | /* schedule to send runtime bt_config */ |
74e28e44 | 702 | queue_work(priv->shrd->workqueue, &priv->bt_runtime_config); |
b6e116e8 | 703 | } |
b6e116e8 WYG |
704 | } |
705 | ||
247c61d6 EG |
706 | int iwlagn_bt_coex_profile_notif(struct iwl_priv *priv, |
707 | struct iwl_rx_mem_buffer *rxb, | |
708 | struct iwl_device_cmd *cmd) | |
b6e116e8 WYG |
709 | { |
710 | unsigned long flags; | |
711 | struct iwl_rx_packet *pkt = rxb_addr(rxb); | |
712 | struct iwl_bt_coex_profile_notif *coex = &pkt->u.bt_coex_profile_notif; | |
b6e116e8 | 713 | struct iwl_bt_uart_msg *uart_msg = &coex->last_bt_uart_msg; |
b6e116e8 | 714 | |
c4197c62 WYG |
715 | if (priv->bt_enable_flag == IWLAGN_BT_FLAG_COEX_MODE_DISABLED) { |
716 | /* bt coex disabled */ | |
247c61d6 | 717 | return 0; |
c4197c62 WYG |
718 | } |
719 | ||
fa7f1413 WYG |
720 | IWL_DEBUG_COEX(priv, "BT Coex notification:\n"); |
721 | IWL_DEBUG_COEX(priv, " status: %d\n", coex->bt_status); | |
722 | IWL_DEBUG_COEX(priv, " traffic load: %d\n", coex->bt_traffic_load); | |
723 | IWL_DEBUG_COEX(priv, " CI compliance: %d\n", | |
b6e116e8 WYG |
724 | coex->bt_ci_compliance); |
725 | iwlagn_print_uartmsg(priv, uart_msg); | |
726 | ||
66e863a5 | 727 | priv->last_bt_traffic_load = priv->bt_traffic_load; |
207ecc5e MV |
728 | priv->bt_is_sco = iwlagn_bt_traffic_is_sco(uart_msg); |
729 | ||
b6e116e8 WYG |
730 | if (priv->iw_mode != NL80211_IFTYPE_ADHOC) { |
731 | if (priv->bt_status != coex->bt_status || | |
66e863a5 | 732 | priv->last_bt_traffic_load != coex->bt_traffic_load) { |
b6e116e8 WYG |
733 | if (coex->bt_status) { |
734 | /* BT on */ | |
735 | if (!priv->bt_ch_announce) | |
736 | priv->bt_traffic_load = | |
737 | IWL_BT_COEX_TRAFFIC_LOAD_HIGH; | |
738 | else | |
739 | priv->bt_traffic_load = | |
740 | coex->bt_traffic_load; | |
741 | } else { | |
742 | /* BT off */ | |
743 | priv->bt_traffic_load = | |
744 | IWL_BT_COEX_TRAFFIC_LOAD_NONE; | |
745 | } | |
746 | priv->bt_status = coex->bt_status; | |
74e28e44 | 747 | queue_work(priv->shrd->workqueue, |
b6e116e8 WYG |
748 | &priv->bt_traffic_change_work); |
749 | } | |
b6e116e8 WYG |
750 | } |
751 | ||
506aa156 | 752 | iwlagn_set_kill_msk(priv, uart_msg); |
b6e116e8 WYG |
753 | |
754 | /* FIXME: based on notification, adjust the prio_boost */ | |
755 | ||
10b15e6f | 756 | spin_lock_irqsave(&priv->shrd->lock, flags); |
b6e116e8 | 757 | priv->bt_ci_compliance = coex->bt_ci_compliance; |
10b15e6f | 758 | spin_unlock_irqrestore(&priv->shrd->lock, flags); |
247c61d6 | 759 | return 0; |
b6e116e8 WYG |
760 | } |
761 | ||
762 | void iwlagn_bt_rx_handler_setup(struct iwl_priv *priv) | |
763 | { | |
b6e116e8 WYG |
764 | priv->rx_handlers[REPLY_BT_COEX_PROFILE_NOTIF] = |
765 | iwlagn_bt_coex_profile_notif; | |
766 | } | |
767 | ||
768 | void iwlagn_bt_setup_deferred_work(struct iwl_priv *priv) | |
769 | { | |
b6e116e8 WYG |
770 | INIT_WORK(&priv->bt_traffic_change_work, |
771 | iwlagn_bt_traffic_change_work); | |
772 | } | |
773 | ||
774 | void iwlagn_bt_cancel_deferred_work(struct iwl_priv *priv) | |
775 | { | |
776 | cancel_work_sync(&priv->bt_traffic_change_work); | |
777 | } | |
5de33068 JB |
778 | |
779 | static bool is_single_rx_stream(struct iwl_priv *priv) | |
780 | { | |
781 | return priv->current_ht_config.smps == IEEE80211_SMPS_STATIC || | |
782 | priv->current_ht_config.single_chain_sufficient; | |
783 | } | |
784 | ||
785 | #define IWL_NUM_RX_CHAINS_MULTIPLE 3 | |
786 | #define IWL_NUM_RX_CHAINS_SINGLE 2 | |
787 | #define IWL_NUM_IDLE_CHAINS_DUAL 2 | |
788 | #define IWL_NUM_IDLE_CHAINS_SINGLE 1 | |
789 | ||
790 | /* | |
791 | * Determine how many receiver/antenna chains to use. | |
792 | * | |
793 | * More provides better reception via diversity. Fewer saves power | |
794 | * at the expense of throughput, but only when not in powersave to | |
795 | * start with. | |
796 | * | |
797 | * MIMO (dual stream) requires at least 2, but works better with 3. | |
798 | * This does not determine *which* chains to use, just how many. | |
799 | */ | |
800 | static int iwl_get_active_rx_chain_count(struct iwl_priv *priv) | |
801 | { | |
802 | if (priv->cfg->bt_params && | |
803 | priv->cfg->bt_params->advanced_bt_coexist && | |
804 | (priv->bt_full_concurrent || | |
805 | priv->bt_traffic_load >= IWL_BT_COEX_TRAFFIC_LOAD_HIGH)) { | |
806 | /* | |
807 | * only use chain 'A' in bt high traffic load or | |
808 | * full concurrency mode | |
809 | */ | |
810 | return IWL_NUM_RX_CHAINS_SINGLE; | |
811 | } | |
812 | /* # of Rx chains to use when expecting MIMO. */ | |
813 | if (is_single_rx_stream(priv)) | |
814 | return IWL_NUM_RX_CHAINS_SINGLE; | |
815 | else | |
816 | return IWL_NUM_RX_CHAINS_MULTIPLE; | |
817 | } | |
818 | ||
819 | /* | |
820 | * When we are in power saving mode, unless device support spatial | |
821 | * multiplexing power save, use the active count for rx chain count. | |
822 | */ | |
823 | static int iwl_get_idle_rx_chain_count(struct iwl_priv *priv, int active_cnt) | |
824 | { | |
825 | /* # Rx chains when idling, depending on SMPS mode */ | |
826 | switch (priv->current_ht_config.smps) { | |
827 | case IEEE80211_SMPS_STATIC: | |
828 | case IEEE80211_SMPS_DYNAMIC: | |
829 | return IWL_NUM_IDLE_CHAINS_SINGLE; | |
b2ccccdc | 830 | case IEEE80211_SMPS_AUTOMATIC: |
5de33068 JB |
831 | case IEEE80211_SMPS_OFF: |
832 | return active_cnt; | |
833 | default: | |
834 | WARN(1, "invalid SMPS mode %d", | |
835 | priv->current_ht_config.smps); | |
836 | return active_cnt; | |
837 | } | |
838 | } | |
839 | ||
840 | /* up to 4 chains */ | |
841 | static u8 iwl_count_chain_bitmap(u32 chain_bitmap) | |
842 | { | |
843 | u8 res; | |
844 | res = (chain_bitmap & BIT(0)) >> 0; | |
845 | res += (chain_bitmap & BIT(1)) >> 1; | |
846 | res += (chain_bitmap & BIT(2)) >> 2; | |
847 | res += (chain_bitmap & BIT(3)) >> 3; | |
848 | return res; | |
849 | } | |
850 | ||
851 | /** | |
852 | * iwlagn_set_rxon_chain - Set up Rx chain usage in "staging" RXON image | |
853 | * | |
854 | * Selects how many and which Rx receivers/antennas/chains to use. | |
855 | * This should not be used for scan command ... it puts data in wrong place. | |
856 | */ | |
857 | void iwlagn_set_rxon_chain(struct iwl_priv *priv, struct iwl_rxon_context *ctx) | |
858 | { | |
859 | bool is_single = is_single_rx_stream(priv); | |
63013ae3 | 860 | bool is_cam = !test_bit(STATUS_POWER_PMI, &priv->shrd->status); |
5de33068 JB |
861 | u8 idle_rx_cnt, active_rx_cnt, valid_rx_cnt; |
862 | u32 active_chains; | |
863 | u16 rx_chain; | |
864 | ||
865 | /* Tell uCode which antennas are actually connected. | |
866 | * Before first association, we assume all antennas are connected. | |
867 | * Just after first association, iwl_chain_noise_calibration() | |
868 | * checks which antennas actually *are* connected. */ | |
869 | if (priv->chain_noise_data.active_chains) | |
870 | active_chains = priv->chain_noise_data.active_chains; | |
871 | else | |
d6189124 | 872 | active_chains = hw_params(priv).valid_rx_ant; |
5de33068 JB |
873 | |
874 | if (priv->cfg->bt_params && | |
875 | priv->cfg->bt_params->advanced_bt_coexist && | |
876 | (priv->bt_full_concurrent || | |
877 | priv->bt_traffic_load >= IWL_BT_COEX_TRAFFIC_LOAD_HIGH)) { | |
878 | /* | |
879 | * only use chain 'A' in bt high traffic load or | |
880 | * full concurrency mode | |
881 | */ | |
882 | active_chains = first_antenna(active_chains); | |
883 | } | |
884 | ||
885 | rx_chain = active_chains << RXON_RX_CHAIN_VALID_POS; | |
886 | ||
887 | /* How many receivers should we use? */ | |
888 | active_rx_cnt = iwl_get_active_rx_chain_count(priv); | |
889 | idle_rx_cnt = iwl_get_idle_rx_chain_count(priv, active_rx_cnt); | |
890 | ||
891 | ||
892 | /* correct rx chain count according hw settings | |
893 | * and chain noise calibration | |
894 | */ | |
895 | valid_rx_cnt = iwl_count_chain_bitmap(active_chains); | |
896 | if (valid_rx_cnt < active_rx_cnt) | |
897 | active_rx_cnt = valid_rx_cnt; | |
898 | ||
899 | if (valid_rx_cnt < idle_rx_cnt) | |
900 | idle_rx_cnt = valid_rx_cnt; | |
901 | ||
902 | rx_chain |= active_rx_cnt << RXON_RX_CHAIN_MIMO_CNT_POS; | |
903 | rx_chain |= idle_rx_cnt << RXON_RX_CHAIN_CNT_POS; | |
904 | ||
905 | ctx->staging.rx_chain = cpu_to_le16(rx_chain); | |
906 | ||
907 | if (!is_single && (active_rx_cnt >= IWL_NUM_RX_CHAINS_SINGLE) && is_cam) | |
908 | ctx->staging.rx_chain |= RXON_RX_CHAIN_MIMO_FORCE_MSK; | |
909 | else | |
910 | ctx->staging.rx_chain &= ~RXON_RX_CHAIN_MIMO_FORCE_MSK; | |
911 | ||
912 | IWL_DEBUG_ASSOC(priv, "rx_chain=0x%X active=%d idle=%d\n", | |
913 | ctx->staging.rx_chain, | |
914 | active_rx_cnt, idle_rx_cnt); | |
915 | ||
916 | WARN_ON(active_rx_cnt == 0 || idle_rx_cnt == 0 || | |
917 | active_rx_cnt < idle_rx_cnt); | |
918 | } | |
facd982e JB |
919 | |
920 | u8 iwl_toggle_tx_ant(struct iwl_priv *priv, u8 ant, u8 valid) | |
921 | { | |
922 | int i; | |
923 | u8 ind = ant; | |
924 | ||
925 | if (priv->band == IEEE80211_BAND_2GHZ && | |
926 | priv->bt_traffic_load >= IWL_BT_COEX_TRAFFIC_LOAD_HIGH) | |
927 | return 0; | |
928 | ||
929 | for (i = 0; i < RATE_ANT_NUM - 1; i++) { | |
930 | ind = (ind + 1) < RATE_ANT_NUM ? ind + 1 : 0; | |
931 | if (valid & BIT(ind)) | |
932 | return ind; | |
933 | } | |
934 | return ant; | |
935 | } | |
fed73292 | 936 | |
023ca58f WYG |
937 | #ifdef CONFIG_PM_SLEEP |
938 | static void iwlagn_convert_p1k(u16 *p1k, __le16 *out) | |
939 | { | |
940 | int i; | |
941 | ||
942 | for (i = 0; i < IWLAGN_P1K_SIZE; i++) | |
943 | out[i] = cpu_to_le16(p1k[i]); | |
944 | } | |
945 | ||
946 | struct wowlan_key_data { | |
947 | struct iwl_rxon_context *ctx; | |
948 | struct iwlagn_wowlan_rsc_tsc_params_cmd *rsc_tsc; | |
949 | struct iwlagn_wowlan_tkip_params_cmd *tkip; | |
950 | const u8 *bssid; | |
951 | bool error, use_rsc_tsc, use_tkip; | |
952 | }; | |
953 | ||
954 | ||
955 | static void iwlagn_wowlan_program_keys(struct ieee80211_hw *hw, | |
956 | struct ieee80211_vif *vif, | |
957 | struct ieee80211_sta *sta, | |
958 | struct ieee80211_key_conf *key, | |
959 | void *_data) | |
960 | { | |
961 | struct iwl_priv *priv = hw->priv; | |
962 | struct wowlan_key_data *data = _data; | |
963 | struct iwl_rxon_context *ctx = data->ctx; | |
964 | struct aes_sc *aes_sc, *aes_tx_sc = NULL; | |
965 | struct tkip_sc *tkip_sc, *tkip_tx_sc = NULL; | |
966 | struct iwlagn_p1k_cache *rx_p1ks; | |
967 | u8 *rx_mic_key; | |
968 | struct ieee80211_key_seq seq; | |
969 | u32 cur_rx_iv32 = 0; | |
970 | u16 p1k[IWLAGN_P1K_SIZE]; | |
971 | int ret, i; | |
972 | ||
973 | mutex_lock(&priv->shrd->mutex); | |
974 | ||
975 | if ((key->cipher == WLAN_CIPHER_SUITE_WEP40 || | |
976 | key->cipher == WLAN_CIPHER_SUITE_WEP104) && | |
977 | !sta && !ctx->key_mapping_keys) | |
978 | ret = iwl_set_default_wep_key(priv, ctx, key); | |
979 | else | |
980 | ret = iwl_set_dynamic_key(priv, ctx, key, sta); | |
981 | ||
982 | if (ret) { | |
983 | IWL_ERR(priv, "Error setting key during suspend!\n"); | |
984 | data->error = true; | |
985 | } | |
986 | ||
987 | switch (key->cipher) { | |
988 | case WLAN_CIPHER_SUITE_TKIP: | |
989 | if (sta) { | |
990 | tkip_sc = data->rsc_tsc->all_tsc_rsc.tkip.unicast_rsc; | |
991 | tkip_tx_sc = &data->rsc_tsc->all_tsc_rsc.tkip.tsc; | |
992 | ||
993 | rx_p1ks = data->tkip->rx_uni; | |
994 | ||
995 | ieee80211_get_key_tx_seq(key, &seq); | |
996 | tkip_tx_sc->iv16 = cpu_to_le16(seq.tkip.iv16); | |
997 | tkip_tx_sc->iv32 = cpu_to_le32(seq.tkip.iv32); | |
998 | ||
999 | ieee80211_get_tkip_p1k_iv(key, seq.tkip.iv32, p1k); | |
1000 | iwlagn_convert_p1k(p1k, data->tkip->tx.p1k); | |
1001 | ||
1002 | memcpy(data->tkip->mic_keys.tx, | |
1003 | &key->key[NL80211_TKIP_DATA_OFFSET_TX_MIC_KEY], | |
1004 | IWLAGN_MIC_KEY_SIZE); | |
1005 | ||
1006 | rx_mic_key = data->tkip->mic_keys.rx_unicast; | |
1007 | } else { | |
1008 | tkip_sc = | |
1009 | data->rsc_tsc->all_tsc_rsc.tkip.multicast_rsc; | |
1010 | rx_p1ks = data->tkip->rx_multi; | |
1011 | rx_mic_key = data->tkip->mic_keys.rx_mcast; | |
1012 | } | |
1013 | ||
1014 | /* | |
1015 | * For non-QoS this relies on the fact that both the uCode and | |
1016 | * mac80211 use TID 0 (as they need to to avoid replay attacks) | |
1017 | * for checking the IV in the frames. | |
1018 | */ | |
1019 | for (i = 0; i < IWLAGN_NUM_RSC; i++) { | |
1020 | ieee80211_get_key_rx_seq(key, i, &seq); | |
1021 | tkip_sc[i].iv16 = cpu_to_le16(seq.tkip.iv16); | |
1022 | tkip_sc[i].iv32 = cpu_to_le32(seq.tkip.iv32); | |
1023 | /* wrapping isn't allowed, AP must rekey */ | |
1024 | if (seq.tkip.iv32 > cur_rx_iv32) | |
1025 | cur_rx_iv32 = seq.tkip.iv32; | |
1026 | } | |
1027 | ||
1028 | ieee80211_get_tkip_rx_p1k(key, data->bssid, cur_rx_iv32, p1k); | |
1029 | iwlagn_convert_p1k(p1k, rx_p1ks[0].p1k); | |
1030 | ieee80211_get_tkip_rx_p1k(key, data->bssid, | |
1031 | cur_rx_iv32 + 1, p1k); | |
1032 | iwlagn_convert_p1k(p1k, rx_p1ks[1].p1k); | |
1033 | ||
1034 | memcpy(rx_mic_key, | |
1035 | &key->key[NL80211_TKIP_DATA_OFFSET_RX_MIC_KEY], | |
1036 | IWLAGN_MIC_KEY_SIZE); | |
1037 | ||
1038 | data->use_tkip = true; | |
1039 | data->use_rsc_tsc = true; | |
1040 | break; | |
1041 | case WLAN_CIPHER_SUITE_CCMP: | |
1042 | if (sta) { | |
1043 | u8 *pn = seq.ccmp.pn; | |
1044 | ||
1045 | aes_sc = data->rsc_tsc->all_tsc_rsc.aes.unicast_rsc; | |
1046 | aes_tx_sc = &data->rsc_tsc->all_tsc_rsc.aes.tsc; | |
1047 | ||
1048 | ieee80211_get_key_tx_seq(key, &seq); | |
1049 | aes_tx_sc->pn = cpu_to_le64( | |
1050 | (u64)pn[5] | | |
1051 | ((u64)pn[4] << 8) | | |
1052 | ((u64)pn[3] << 16) | | |
1053 | ((u64)pn[2] << 24) | | |
1054 | ((u64)pn[1] << 32) | | |
1055 | ((u64)pn[0] << 40)); | |
1056 | } else | |
1057 | aes_sc = data->rsc_tsc->all_tsc_rsc.aes.multicast_rsc; | |
1058 | ||
1059 | /* | |
1060 | * For non-QoS this relies on the fact that both the uCode and | |
1061 | * mac80211 use TID 0 for checking the IV in the frames. | |
1062 | */ | |
1063 | for (i = 0; i < IWLAGN_NUM_RSC; i++) { | |
1064 | u8 *pn = seq.ccmp.pn; | |
1065 | ||
1066 | ieee80211_get_key_rx_seq(key, i, &seq); | |
1067 | aes_sc->pn = cpu_to_le64( | |
1068 | (u64)pn[5] | | |
1069 | ((u64)pn[4] << 8) | | |
1070 | ((u64)pn[3] << 16) | | |
1071 | ((u64)pn[2] << 24) | | |
1072 | ((u64)pn[1] << 32) | | |
1073 | ((u64)pn[0] << 40)); | |
1074 | } | |
1075 | data->use_rsc_tsc = true; | |
1076 | break; | |
1077 | } | |
1078 | ||
1079 | mutex_unlock(&priv->shrd->mutex); | |
1080 | } | |
1081 | ||
1082 | int iwlagn_send_patterns(struct iwl_priv *priv, | |
1083 | struct cfg80211_wowlan *wowlan) | |
1084 | { | |
1085 | struct iwlagn_wowlan_patterns_cmd *pattern_cmd; | |
1086 | struct iwl_host_cmd cmd = { | |
1087 | .id = REPLY_WOWLAN_PATTERNS, | |
1088 | .dataflags[0] = IWL_HCMD_DFL_NOCOPY, | |
1089 | .flags = CMD_SYNC, | |
1090 | }; | |
1091 | int i, err; | |
1092 | ||
1093 | if (!wowlan->n_patterns) | |
1094 | return 0; | |
1095 | ||
1096 | cmd.len[0] = sizeof(*pattern_cmd) + | |
1097 | wowlan->n_patterns * sizeof(struct iwlagn_wowlan_pattern); | |
1098 | ||
1099 | pattern_cmd = kmalloc(cmd.len[0], GFP_KERNEL); | |
1100 | if (!pattern_cmd) | |
1101 | return -ENOMEM; | |
1102 | ||
1103 | pattern_cmd->n_patterns = cpu_to_le32(wowlan->n_patterns); | |
1104 | ||
1105 | for (i = 0; i < wowlan->n_patterns; i++) { | |
1106 | int mask_len = DIV_ROUND_UP(wowlan->patterns[i].pattern_len, 8); | |
1107 | ||
1108 | memcpy(&pattern_cmd->patterns[i].mask, | |
1109 | wowlan->patterns[i].mask, mask_len); | |
1110 | memcpy(&pattern_cmd->patterns[i].pattern, | |
1111 | wowlan->patterns[i].pattern, | |
1112 | wowlan->patterns[i].pattern_len); | |
1113 | pattern_cmd->patterns[i].mask_size = mask_len; | |
1114 | pattern_cmd->patterns[i].pattern_size = | |
1115 | wowlan->patterns[i].pattern_len; | |
1116 | } | |
1117 | ||
1118 | cmd.data[0] = pattern_cmd; | |
1119 | err = iwl_trans_send_cmd(trans(priv), &cmd); | |
1120 | kfree(pattern_cmd); | |
1121 | return err; | |
1122 | } | |
1123 | ||
1124 | int iwlagn_suspend(struct iwl_priv *priv, | |
1125 | struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan) | |
1126 | { | |
1127 | struct iwlagn_wowlan_wakeup_filter_cmd wakeup_filter_cmd; | |
1128 | struct iwl_rxon_cmd rxon; | |
1129 | struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS]; | |
1130 | struct iwlagn_wowlan_kek_kck_material_cmd kek_kck_cmd; | |
1131 | struct iwlagn_wowlan_tkip_params_cmd tkip_cmd = {}; | |
1132 | struct iwlagn_d3_config_cmd d3_cfg_cmd = {}; | |
1133 | struct wowlan_key_data key_data = { | |
1134 | .ctx = ctx, | |
1135 | .bssid = ctx->active.bssid_addr, | |
1136 | .use_rsc_tsc = false, | |
1137 | .tkip = &tkip_cmd, | |
1138 | .use_tkip = false, | |
1139 | }; | |
1140 | int ret, i; | |
1141 | u16 seq; | |
1142 | ||
1143 | key_data.rsc_tsc = kzalloc(sizeof(*key_data.rsc_tsc), GFP_KERNEL); | |
1144 | if (!key_data.rsc_tsc) | |
1145 | return -ENOMEM; | |
1146 | ||
1147 | memset(&wakeup_filter_cmd, 0, sizeof(wakeup_filter_cmd)); | |
1148 | ||
1149 | /* | |
1150 | * We know the last used seqno, and the uCode expects to know that | |
1151 | * one, it will increment before TX. | |
1152 | */ | |
1153 | seq = le16_to_cpu(priv->last_seq_ctl) & IEEE80211_SCTL_SEQ; | |
1154 | wakeup_filter_cmd.non_qos_seq = cpu_to_le16(seq); | |
1155 | ||
1156 | /* | |
1157 | * For QoS counters, we store the one to use next, so subtract 0x10 | |
1158 | * since the uCode will add 0x10 before using the value. | |
1159 | */ | |
1160 | for (i = 0; i < 8; i++) { | |
1161 | seq = priv->shrd->tid_data[IWL_AP_ID][i].seq_number; | |
1162 | seq -= 0x10; | |
1163 | wakeup_filter_cmd.qos_seq[i] = cpu_to_le16(seq); | |
1164 | } | |
1165 | ||
1166 | if (wowlan->disconnect) | |
1167 | wakeup_filter_cmd.enabled |= | |
1168 | cpu_to_le32(IWLAGN_WOWLAN_WAKEUP_BEACON_MISS | | |
1169 | IWLAGN_WOWLAN_WAKEUP_LINK_CHANGE); | |
1170 | if (wowlan->magic_pkt) | |
1171 | wakeup_filter_cmd.enabled |= | |
1172 | cpu_to_le32(IWLAGN_WOWLAN_WAKEUP_MAGIC_PACKET); | |
1173 | if (wowlan->gtk_rekey_failure) | |
1174 | wakeup_filter_cmd.enabled |= | |
1175 | cpu_to_le32(IWLAGN_WOWLAN_WAKEUP_GTK_REKEY_FAIL); | |
1176 | if (wowlan->eap_identity_req) | |
1177 | wakeup_filter_cmd.enabled |= | |
1178 | cpu_to_le32(IWLAGN_WOWLAN_WAKEUP_EAP_IDENT_REQ); | |
1179 | if (wowlan->four_way_handshake) | |
1180 | wakeup_filter_cmd.enabled |= | |
1181 | cpu_to_le32(IWLAGN_WOWLAN_WAKEUP_4WAY_HANDSHAKE); | |
1182 | if (wowlan->n_patterns) | |
1183 | wakeup_filter_cmd.enabled |= | |
1184 | cpu_to_le32(IWLAGN_WOWLAN_WAKEUP_PATTERN_MATCH); | |
1185 | ||
1186 | if (wowlan->rfkill_release) | |
1187 | d3_cfg_cmd.wakeup_flags |= | |
1188 | cpu_to_le32(IWLAGN_D3_WAKEUP_RFKILL); | |
1189 | ||
1190 | iwl_scan_cancel_timeout(priv, 200); | |
1191 | ||
1192 | memcpy(&rxon, &ctx->active, sizeof(rxon)); | |
1193 | ||
1194 | iwl_trans_stop_device(trans(priv)); | |
1195 | ||
1196 | priv->shrd->wowlan = true; | |
1197 | ||
1198 | ret = iwlagn_load_ucode_wait_alive(priv, IWL_UCODE_WOWLAN); | |
1199 | if (ret) | |
1200 | goto out; | |
1201 | ||
1202 | /* now configure WoWLAN ucode */ | |
1203 | ret = iwl_alive_start(priv); | |
1204 | if (ret) | |
1205 | goto out; | |
1206 | ||
1207 | memcpy(&ctx->staging, &rxon, sizeof(rxon)); | |
1208 | ret = iwlagn_commit_rxon(priv, ctx); | |
1209 | if (ret) | |
1210 | goto out; | |
1211 | ||
1212 | ret = iwl_power_update_mode(priv, true); | |
1213 | if (ret) | |
1214 | goto out; | |
1215 | ||
1216 | if (!iwlagn_mod_params.sw_crypto) { | |
1217 | /* mark all keys clear */ | |
1218 | priv->ucode_key_table = 0; | |
1219 | ctx->key_mapping_keys = 0; | |
1220 | ||
1221 | /* | |
1222 | * This needs to be unlocked due to lock ordering | |
1223 | * constraints. Since we're in the suspend path | |
1224 | * that isn't really a problem though. | |
1225 | */ | |
1226 | mutex_unlock(&priv->shrd->mutex); | |
1227 | ieee80211_iter_keys(priv->hw, ctx->vif, | |
1228 | iwlagn_wowlan_program_keys, | |
1229 | &key_data); | |
1230 | mutex_lock(&priv->shrd->mutex); | |
1231 | if (key_data.error) { | |
1232 | ret = -EIO; | |
1233 | goto out; | |
1234 | } | |
1235 | ||
1236 | if (key_data.use_rsc_tsc) { | |
1237 | struct iwl_host_cmd rsc_tsc_cmd = { | |
1238 | .id = REPLY_WOWLAN_TSC_RSC_PARAMS, | |
1239 | .flags = CMD_SYNC, | |
1240 | .data[0] = key_data.rsc_tsc, | |
1241 | .dataflags[0] = IWL_HCMD_DFL_NOCOPY, | |
1242 | .len[0] = sizeof(key_data.rsc_tsc), | |
1243 | }; | |
1244 | ||
1245 | ret = iwl_trans_send_cmd(trans(priv), &rsc_tsc_cmd); | |
1246 | if (ret) | |
1247 | goto out; | |
1248 | } | |
1249 | ||
1250 | if (key_data.use_tkip) { | |
1251 | ret = iwl_trans_send_cmd_pdu(trans(priv), | |
1252 | REPLY_WOWLAN_TKIP_PARAMS, | |
1253 | CMD_SYNC, sizeof(tkip_cmd), | |
1254 | &tkip_cmd); | |
1255 | if (ret) | |
1256 | goto out; | |
1257 | } | |
1258 | ||
1259 | if (priv->have_rekey_data) { | |
1260 | memset(&kek_kck_cmd, 0, sizeof(kek_kck_cmd)); | |
1261 | memcpy(kek_kck_cmd.kck, priv->kck, NL80211_KCK_LEN); | |
1262 | kek_kck_cmd.kck_len = cpu_to_le16(NL80211_KCK_LEN); | |
1263 | memcpy(kek_kck_cmd.kek, priv->kek, NL80211_KEK_LEN); | |
1264 | kek_kck_cmd.kek_len = cpu_to_le16(NL80211_KEK_LEN); | |
1265 | kek_kck_cmd.replay_ctr = priv->replay_ctr; | |
1266 | ||
1267 | ret = iwl_trans_send_cmd_pdu(trans(priv), | |
1268 | REPLY_WOWLAN_KEK_KCK_MATERIAL, | |
1269 | CMD_SYNC, sizeof(kek_kck_cmd), | |
1270 | &kek_kck_cmd); | |
1271 | if (ret) | |
1272 | goto out; | |
1273 | } | |
1274 | } | |
1275 | ||
1276 | ret = iwl_trans_send_cmd_pdu(trans(priv), REPLY_D3_CONFIG, CMD_SYNC, | |
1277 | sizeof(d3_cfg_cmd), &d3_cfg_cmd); | |
1278 | if (ret) | |
1279 | goto out; | |
1280 | ||
1281 | ret = iwl_trans_send_cmd_pdu(trans(priv), REPLY_WOWLAN_WAKEUP_FILTER, | |
1282 | CMD_SYNC, sizeof(wakeup_filter_cmd), | |
1283 | &wakeup_filter_cmd); | |
1284 | if (ret) | |
1285 | goto out; | |
1286 | ||
1287 | ret = iwlagn_send_patterns(priv, wowlan); | |
1288 | out: | |
1289 | kfree(key_data.rsc_tsc); | |
1290 | return ret; | |
1291 | } | |
1292 | #endif |