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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 | ||
69a679b0 | 35 | #include "iwl-wifi.h" |
e04ed0a5 WYG |
36 | #include "iwl-dev.h" |
37 | #include "iwl-core.h" | |
38 | #include "iwl-io.h" | |
e04ed0a5 WYG |
39 | #include "iwl-agn-hw.h" |
40 | #include "iwl-agn.h" | |
bdfbf092 | 41 | #include "iwl-trans.h" |
48f20d35 | 42 | #include "iwl-shared.h" |
e04ed0a5 | 43 | |
e04ed0a5 WYG |
44 | int iwlagn_hw_valid_rtc_data_addr(u32 addr) |
45 | { | |
46 | return (addr >= IWLAGN_RTC_DATA_LOWER_BOUND) && | |
47 | (addr < IWLAGN_RTC_DATA_UPPER_BOUND); | |
48 | } | |
49 | ||
50 | int iwlagn_send_tx_power(struct iwl_priv *priv) | |
51 | { | |
ab63c68a | 52 | struct iwlagn_tx_power_dbm_cmd tx_power_cmd; |
e04ed0a5 WYG |
53 | u8 tx_ant_cfg_cmd; |
54 | ||
63013ae3 | 55 | if (WARN_ONCE(test_bit(STATUS_SCAN_HW, &priv->shrd->status), |
4beeba7d SG |
56 | "TX Power requested while scanning!\n")) |
57 | return -EAGAIN; | |
58 | ||
e04ed0a5 WYG |
59 | /* half dBm need to multiply */ |
60 | tx_power_cmd.global_lmt = (s8)(2 * priv->tx_power_user_lmt); | |
61 | ||
62 | if (priv->tx_power_lmt_in_half_dbm && | |
63 | priv->tx_power_lmt_in_half_dbm < tx_power_cmd.global_lmt) { | |
64 | /* | |
65 | * For the newer devices which using enhanced/extend tx power | |
66 | * table in EEPROM, the format is in half dBm. driver need to | |
67 | * convert to dBm format before report to mac80211. | |
68 | * By doing so, there is a possibility of 1/2 dBm resolution | |
69 | * lost. driver will perform "round-up" operation before | |
70 | * reporting, but it will cause 1/2 dBm tx power over the | |
71 | * regulatory limit. Perform the checking here, if the | |
72 | * "tx_power_user_lmt" is higher than EEPROM value (in | |
73 | * half-dBm format), lower the tx power based on EEPROM | |
74 | */ | |
75 | tx_power_cmd.global_lmt = priv->tx_power_lmt_in_half_dbm; | |
76 | } | |
ab63c68a WYG |
77 | tx_power_cmd.flags = IWLAGN_TX_POWER_NO_CLOSED; |
78 | tx_power_cmd.srv_chan_lmt = IWLAGN_TX_POWER_AUTO; | |
e04ed0a5 WYG |
79 | |
80 | if (IWL_UCODE_API(priv->ucode_ver) == 1) | |
81 | tx_ant_cfg_cmd = REPLY_TX_POWER_DBM_CMD_V1; | |
82 | else | |
83 | tx_ant_cfg_cmd = REPLY_TX_POWER_DBM_CMD; | |
84 | ||
e6bb4c9c | 85 | return iwl_trans_send_cmd_pdu(trans(priv), tx_ant_cfg_cmd, CMD_SYNC, |
e419d62d | 86 | sizeof(tx_power_cmd), &tx_power_cmd); |
e04ed0a5 WYG |
87 | } |
88 | ||
89 | void iwlagn_temperature(struct iwl_priv *priv) | |
90 | { | |
f8f79a5d | 91 | /* store temperature from correct statistics (in Celsius) */ |
0da0e5bf | 92 | priv->temperature = le32_to_cpu(priv->statistics.common.temperature); |
e04ed0a5 WYG |
93 | iwl_tt_handler(priv); |
94 | } | |
95 | ||
ab36eab2 | 96 | u16 iwl_eeprom_calib_version(struct iwl_shared *shrd) |
e04ed0a5 | 97 | { |
7d8f2d50 | 98 | struct iwl_eeprom_calib_hdr *hdr; |
e04ed0a5 | 99 | |
ab36eab2 | 100 | hdr = (struct iwl_eeprom_calib_hdr *)iwl_eeprom_query_addr(shrd, |
7944f8e4 | 101 | EEPROM_CALIB_ALL); |
e04ed0a5 WYG |
102 | return hdr->version; |
103 | ||
104 | } | |
105 | ||
106 | /* | |
107 | * EEPROM | |
108 | */ | |
ab36eab2 | 109 | static u32 eeprom_indirect_address(const struct iwl_shared *shrd, u32 address) |
e04ed0a5 WYG |
110 | { |
111 | u16 offset = 0; | |
112 | ||
113 | if ((address & INDIRECT_ADDRESS) == 0) | |
114 | return address; | |
115 | ||
116 | switch (address & INDIRECT_TYPE_MSK) { | |
117 | case INDIRECT_HOST: | |
ab36eab2 | 118 | offset = iwl_eeprom_query16(shrd, EEPROM_LINK_HOST); |
e04ed0a5 WYG |
119 | break; |
120 | case INDIRECT_GENERAL: | |
ab36eab2 | 121 | offset = iwl_eeprom_query16(shrd, EEPROM_LINK_GENERAL); |
e04ed0a5 WYG |
122 | break; |
123 | case INDIRECT_REGULATORY: | |
ab36eab2 | 124 | offset = iwl_eeprom_query16(shrd, EEPROM_LINK_REGULATORY); |
e04ed0a5 | 125 | break; |
8d6748ca | 126 | case INDIRECT_TXP_LIMIT: |
ab36eab2 | 127 | offset = iwl_eeprom_query16(shrd, EEPROM_LINK_TXP_LIMIT); |
8d6748ca JB |
128 | break; |
129 | case INDIRECT_TXP_LIMIT_SIZE: | |
ab36eab2 | 130 | offset = iwl_eeprom_query16(shrd, EEPROM_LINK_TXP_LIMIT_SIZE); |
8d6748ca | 131 | break; |
e04ed0a5 | 132 | case INDIRECT_CALIBRATION: |
ab36eab2 | 133 | offset = iwl_eeprom_query16(shrd, EEPROM_LINK_CALIBRATION); |
e04ed0a5 WYG |
134 | break; |
135 | case INDIRECT_PROCESS_ADJST: | |
ab36eab2 | 136 | offset = iwl_eeprom_query16(shrd, EEPROM_LINK_PROCESS_ADJST); |
e04ed0a5 WYG |
137 | break; |
138 | case INDIRECT_OTHERS: | |
ab36eab2 | 139 | offset = iwl_eeprom_query16(shrd, EEPROM_LINK_OTHERS); |
e04ed0a5 WYG |
140 | break; |
141 | default: | |
ab36eab2 | 142 | IWL_ERR(shrd->trans, "illegal indirect type: 0x%X\n", |
e04ed0a5 WYG |
143 | address & INDIRECT_TYPE_MSK); |
144 | break; | |
145 | } | |
146 | ||
147 | /* translate the offset from words to byte */ | |
148 | return (address & ADDRESS_MSK) + (offset << 1); | |
149 | } | |
150 | ||
ab36eab2 | 151 | const u8 *iwl_eeprom_query_addr(const struct iwl_shared *shrd, size_t offset) |
e04ed0a5 | 152 | { |
ab36eab2 | 153 | u32 address = eeprom_indirect_address(shrd, offset); |
38622419 | 154 | BUG_ON(address >= shrd->cfg->base_params->eeprom_size); |
ab36eab2 | 155 | return &shrd->eeprom[address]; |
e04ed0a5 | 156 | } |
348ee7cd WYG |
157 | |
158 | struct iwl_mod_params iwlagn_mod_params = { | |
159 | .amsdu_size_8K = 1, | |
160 | .restart_fw = 1, | |
b7977ffa | 161 | .plcp_check = true, |
b60eec9b | 162 | .bt_coex_active = true, |
3f1e5f4a | 163 | .no_sleep_autoadjust = true, |
f7538168 | 164 | .power_level = IWL_POWER_INDEX_1, |
fee84f0d | 165 | .bt_ch_announce = true, |
48f20d35 | 166 | .wanted_ucode_alternative = 1, |
dd5b6d0a | 167 | .auto_agg = true, |
348ee7cd WYG |
168 | /* the rest are 0 by default */ |
169 | }; | |
74bcdb33 | 170 | |
8d801080 WYG |
171 | int iwlagn_hwrate_to_mac80211_idx(u32 rate_n_flags, enum ieee80211_band band) |
172 | { | |
173 | int idx = 0; | |
174 | int band_offset = 0; | |
175 | ||
176 | /* HT rate format: mac80211 wants an MCS number, which is just LSB */ | |
177 | if (rate_n_flags & RATE_MCS_HT_MSK) { | |
178 | idx = (rate_n_flags & 0xff); | |
179 | return idx; | |
180 | /* Legacy rate format, search for match in table */ | |
181 | } else { | |
182 | if (band == IEEE80211_BAND_5GHZ) | |
183 | band_offset = IWL_FIRST_OFDM_RATE; | |
184 | for (idx = band_offset; idx < IWL_RATE_COUNT_LEGACY; idx++) | |
185 | if (iwl_rates[idx].plcp == (rate_n_flags & 0xFF)) | |
186 | return idx - band_offset; | |
187 | } | |
188 | ||
189 | return -1; | |
190 | } | |
191 | ||
1fa61b2e JB |
192 | int iwlagn_manage_ibss_station(struct iwl_priv *priv, |
193 | struct ieee80211_vif *vif, bool add) | |
194 | { | |
fd1af15d JB |
195 | struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv; |
196 | ||
1fa61b2e | 197 | if (add) |
a30e3112 JB |
198 | return iwlagn_add_bssid_station(priv, vif_priv->ctx, |
199 | vif->bss_conf.bssid, | |
200 | &vif_priv->ibss_bssid_sta_id); | |
fd1af15d JB |
201 | return iwl_remove_station(priv, vif_priv->ibss_bssid_sta_id, |
202 | vif->bss_conf.bssid); | |
1fa61b2e | 203 | } |
1ff504e0 | 204 | |
716c74b0 WYG |
205 | /** |
206 | * iwlagn_txfifo_flush: send REPLY_TXFIFO_FLUSH command to uCode | |
207 | * | |
208 | * pre-requirements: | |
209 | * 1. acquire mutex before calling | |
210 | * 2. make sure rf is on and not in exit state | |
211 | */ | |
212 | int iwlagn_txfifo_flush(struct iwl_priv *priv, u16 flush_control) | |
213 | { | |
214 | struct iwl_txfifo_flush_cmd flush_cmd; | |
215 | struct iwl_host_cmd cmd = { | |
216 | .id = REPLY_TXFIFO_FLUSH, | |
3fa50738 | 217 | .len = { sizeof(struct iwl_txfifo_flush_cmd), }, |
716c74b0 | 218 | .flags = CMD_SYNC, |
3fa50738 | 219 | .data = { &flush_cmd, }, |
716c74b0 WYG |
220 | }; |
221 | ||
222 | might_sleep(); | |
223 | ||
224 | memset(&flush_cmd, 0, sizeof(flush_cmd)); | |
ecdbe86e WYG |
225 | if (flush_control & BIT(IWL_RXON_CTX_BSS)) |
226 | flush_cmd.fifo_control = IWL_SCD_VO_MSK | IWL_SCD_VI_MSK | | |
f88e0ecc WYG |
227 | IWL_SCD_BE_MSK | IWL_SCD_BK_MSK | |
228 | IWL_SCD_MGMT_MSK; | |
ecdbe86e | 229 | if ((flush_control & BIT(IWL_RXON_CTX_PAN)) && |
7a10e3e4 | 230 | (priv->shrd->valid_contexts != BIT(IWL_RXON_CTX_BSS))) |
f88e0ecc WYG |
231 | flush_cmd.fifo_control |= IWL_PAN_SCD_VO_MSK | |
232 | IWL_PAN_SCD_VI_MSK | IWL_PAN_SCD_BE_MSK | | |
233 | IWL_PAN_SCD_BK_MSK | IWL_PAN_SCD_MGMT_MSK | | |
234 | IWL_PAN_SCD_MULTICAST_MSK; | |
235 | ||
38622419 | 236 | if (cfg(priv)->sku & EEPROM_SKU_CAP_11N_ENABLE) |
716c74b0 WYG |
237 | flush_cmd.fifo_control |= IWL_AGG_TX_QUEUE_MSK; |
238 | ||
239 | IWL_DEBUG_INFO(priv, "fifo queue control: 0X%x\n", | |
240 | flush_cmd.fifo_control); | |
241 | flush_cmd.flush_control = cpu_to_le16(flush_control); | |
242 | ||
e6bb4c9c | 243 | return iwl_trans_send_cmd(trans(priv), &cmd); |
716c74b0 | 244 | } |
65550636 WYG |
245 | |
246 | void iwlagn_dev_txfifo_flush(struct iwl_priv *priv, u16 flush_control) | |
247 | { | |
6ac2f839 | 248 | mutex_lock(&priv->shrd->mutex); |
65550636 | 249 | ieee80211_stop_queues(priv->hw); |
c68744fb | 250 | if (iwlagn_txfifo_flush(priv, IWL_DROP_ALL)) { |
65550636 WYG |
251 | IWL_ERR(priv, "flush request fail\n"); |
252 | goto done; | |
253 | } | |
254 | IWL_DEBUG_INFO(priv, "wait transmit/flush all frames\n"); | |
5f178cd2 | 255 | iwl_trans_wait_tx_queue_empty(trans(priv)); |
65550636 WYG |
256 | done: |
257 | ieee80211_wake_queues(priv->hw); | |
6ac2f839 | 258 | mutex_unlock(&priv->shrd->mutex); |
65550636 | 259 | } |
b6e116e8 WYG |
260 | |
261 | /* | |
262 | * BT coex | |
263 | */ | |
264 | /* | |
265 | * Macros to access the lookup table. | |
266 | * | |
267 | * The lookup table has 7 inputs: bt3_prio, bt3_txrx, bt_rf_act, wifi_req, | |
268 | * wifi_prio, wifi_txrx and wifi_sh_ant_req. | |
269 | * | |
270 | * It has three outputs: WLAN_ACTIVE, WLAN_KILL and ANT_SWITCH | |
271 | * | |
272 | * The format is that "registers" 8 through 11 contain the WLAN_ACTIVE bits | |
273 | * one after another in 32-bit registers, and "registers" 0 through 7 contain | |
274 | * the WLAN_KILL and ANT_SWITCH bits interleaved (in that order). | |
275 | * | |
276 | * These macros encode that format. | |
277 | */ | |
278 | #define LUT_VALUE(bt3_prio, bt3_txrx, bt_rf_act, wifi_req, wifi_prio, \ | |
279 | wifi_txrx, wifi_sh_ant_req) \ | |
280 | (bt3_prio | (bt3_txrx << 1) | (bt_rf_act << 2) | (wifi_req << 3) | \ | |
281 | (wifi_prio << 4) | (wifi_txrx << 5) | (wifi_sh_ant_req << 6)) | |
282 | ||
283 | #define LUT_PTA_WLAN_ACTIVE_OP(lut, op, val) \ | |
284 | lut[8 + ((val) >> 5)] op (cpu_to_le32(BIT((val) & 0x1f))) | |
285 | #define LUT_TEST_PTA_WLAN_ACTIVE(lut, bt3_prio, bt3_txrx, bt_rf_act, wifi_req, \ | |
286 | wifi_prio, wifi_txrx, wifi_sh_ant_req) \ | |
287 | (!!(LUT_PTA_WLAN_ACTIVE_OP(lut, &, LUT_VALUE(bt3_prio, bt3_txrx, \ | |
288 | bt_rf_act, wifi_req, wifi_prio, wifi_txrx, \ | |
289 | wifi_sh_ant_req)))) | |
290 | #define LUT_SET_PTA_WLAN_ACTIVE(lut, bt3_prio, bt3_txrx, bt_rf_act, wifi_req, \ | |
291 | wifi_prio, wifi_txrx, wifi_sh_ant_req) \ | |
292 | LUT_PTA_WLAN_ACTIVE_OP(lut, |=, LUT_VALUE(bt3_prio, bt3_txrx, \ | |
293 | bt_rf_act, wifi_req, wifi_prio, wifi_txrx, \ | |
294 | wifi_sh_ant_req)) | |
295 | #define LUT_CLEAR_PTA_WLAN_ACTIVE(lut, bt3_prio, bt3_txrx, bt_rf_act, \ | |
296 | wifi_req, wifi_prio, wifi_txrx, \ | |
297 | wifi_sh_ant_req) \ | |
298 | LUT_PTA_WLAN_ACTIVE_OP(lut, &= ~, LUT_VALUE(bt3_prio, bt3_txrx, \ | |
299 | bt_rf_act, wifi_req, wifi_prio, wifi_txrx, \ | |
300 | wifi_sh_ant_req)) | |
301 | ||
302 | #define LUT_WLAN_KILL_OP(lut, op, val) \ | |
303 | lut[(val) >> 4] op (cpu_to_le32(BIT(((val) << 1) & 0x1e))) | |
304 | #define LUT_TEST_WLAN_KILL(lut, bt3_prio, bt3_txrx, bt_rf_act, wifi_req, \ | |
305 | wifi_prio, wifi_txrx, wifi_sh_ant_req) \ | |
306 | (!!(LUT_WLAN_KILL_OP(lut, &, LUT_VALUE(bt3_prio, bt3_txrx, bt_rf_act, \ | |
307 | wifi_req, wifi_prio, wifi_txrx, wifi_sh_ant_req)))) | |
308 | #define LUT_SET_WLAN_KILL(lut, bt3_prio, bt3_txrx, bt_rf_act, wifi_req, \ | |
309 | wifi_prio, wifi_txrx, wifi_sh_ant_req) \ | |
310 | LUT_WLAN_KILL_OP(lut, |=, LUT_VALUE(bt3_prio, bt3_txrx, bt_rf_act, \ | |
311 | wifi_req, wifi_prio, wifi_txrx, wifi_sh_ant_req)) | |
312 | #define LUT_CLEAR_WLAN_KILL(lut, bt3_prio, bt3_txrx, bt_rf_act, wifi_req, \ | |
313 | wifi_prio, wifi_txrx, wifi_sh_ant_req) \ | |
314 | LUT_WLAN_KILL_OP(lut, &= ~, LUT_VALUE(bt3_prio, bt3_txrx, bt_rf_act, \ | |
315 | wifi_req, wifi_prio, wifi_txrx, wifi_sh_ant_req)) | |
316 | ||
317 | #define LUT_ANT_SWITCH_OP(lut, op, val) \ | |
318 | lut[(val) >> 4] op (cpu_to_le32(BIT((((val) << 1) & 0x1e) + 1))) | |
319 | #define LUT_TEST_ANT_SWITCH(lut, bt3_prio, bt3_txrx, bt_rf_act, wifi_req, \ | |
320 | wifi_prio, wifi_txrx, wifi_sh_ant_req) \ | |
321 | (!!(LUT_ANT_SWITCH_OP(lut, &, LUT_VALUE(bt3_prio, bt3_txrx, bt_rf_act, \ | |
322 | wifi_req, wifi_prio, wifi_txrx, \ | |
323 | wifi_sh_ant_req)))) | |
324 | #define LUT_SET_ANT_SWITCH(lut, bt3_prio, bt3_txrx, bt_rf_act, wifi_req, \ | |
325 | wifi_prio, wifi_txrx, wifi_sh_ant_req) \ | |
326 | LUT_ANT_SWITCH_OP(lut, |=, LUT_VALUE(bt3_prio, bt3_txrx, bt_rf_act, \ | |
327 | wifi_req, wifi_prio, wifi_txrx, wifi_sh_ant_req)) | |
328 | #define LUT_CLEAR_ANT_SWITCH(lut, bt3_prio, bt3_txrx, bt_rf_act, wifi_req, \ | |
329 | wifi_prio, wifi_txrx, wifi_sh_ant_req) \ | |
330 | LUT_ANT_SWITCH_OP(lut, &= ~, LUT_VALUE(bt3_prio, bt3_txrx, bt_rf_act, \ | |
331 | wifi_req, wifi_prio, wifi_txrx, wifi_sh_ant_req)) | |
332 | ||
333 | static const __le32 iwlagn_def_3w_lookup[12] = { | |
334 | cpu_to_le32(0xaaaaaaaa), | |
335 | cpu_to_le32(0xaaaaaaaa), | |
336 | cpu_to_le32(0xaeaaaaaa), | |
337 | cpu_to_le32(0xaaaaaaaa), | |
338 | cpu_to_le32(0xcc00ff28), | |
339 | cpu_to_le32(0x0000aaaa), | |
340 | cpu_to_le32(0xcc00aaaa), | |
341 | cpu_to_le32(0x0000aaaa), | |
342 | cpu_to_le32(0xc0004000), | |
343 | cpu_to_le32(0x00004000), | |
344 | cpu_to_le32(0xf0005000), | |
9a67d761 | 345 | cpu_to_le32(0xf0005000), |
b6e116e8 WYG |
346 | }; |
347 | ||
348 | static const __le32 iwlagn_concurrent_lookup[12] = { | |
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(0xaaaaaaaa), | |
357 | cpu_to_le32(0x00000000), | |
358 | cpu_to_le32(0x00000000), | |
359 | cpu_to_le32(0x00000000), | |
360 | cpu_to_le32(0x00000000), | |
361 | }; | |
362 | ||
363 | void iwlagn_send_advance_bt_config(struct iwl_priv *priv) | |
364 | { | |
6013270a | 365 | struct iwl_basic_bt_cmd basic = { |
b6e116e8 WYG |
366 | .max_kill = IWLAGN_BT_MAX_KILL_DEFAULT, |
367 | .bt3_timer_t7_value = IWLAGN_BT3_T7_DEFAULT, | |
368 | .bt3_prio_sample_time = IWLAGN_BT3_PRIO_SAMPLE_DEFAULT, | |
369 | .bt3_timer_t2_value = IWLAGN_BT3_T2_DEFAULT, | |
370 | }; | |
6013270a WYG |
371 | struct iwl6000_bt_cmd bt_cmd_6000; |
372 | struct iwl2000_bt_cmd bt_cmd_2000; | |
373 | int ret; | |
b6e116e8 WYG |
374 | |
375 | BUILD_BUG_ON(sizeof(iwlagn_def_3w_lookup) != | |
6013270a WYG |
376 | sizeof(basic.bt3_lookup_table)); |
377 | ||
38622419 DF |
378 | if (cfg(priv)->bt_params) { |
379 | if (cfg(priv)->bt_params->bt_session_2) { | |
6013270a | 380 | bt_cmd_2000.prio_boost = cpu_to_le32( |
38622419 | 381 | cfg(priv)->bt_params->bt_prio_boost); |
6013270a WYG |
382 | bt_cmd_2000.tx_prio_boost = 0; |
383 | bt_cmd_2000.rx_prio_boost = 0; | |
384 | } else { | |
385 | bt_cmd_6000.prio_boost = | |
38622419 | 386 | cfg(priv)->bt_params->bt_prio_boost; |
6013270a WYG |
387 | bt_cmd_6000.tx_prio_boost = 0; |
388 | bt_cmd_6000.rx_prio_boost = 0; | |
389 | } | |
390 | } else { | |
391 | IWL_ERR(priv, "failed to construct BT Coex Config\n"); | |
392 | return; | |
393 | } | |
506aa156 | 394 | |
6013270a WYG |
395 | basic.kill_ack_mask = priv->kill_ack_mask; |
396 | basic.kill_cts_mask = priv->kill_cts_mask; | |
397 | basic.valid = priv->bt_valid; | |
b6e116e8 WYG |
398 | |
399 | /* | |
400 | * Configure BT coex mode to "no coexistence" when the | |
401 | * user disabled BT coexistence, we have no interface | |
402 | * (might be in monitor mode), or the interface is in | |
403 | * IBSS mode (no proper uCode support for coex then). | |
404 | */ | |
b60eec9b WYG |
405 | if (!iwlagn_mod_params.bt_coex_active || |
406 | priv->iw_mode == NL80211_IFTYPE_ADHOC) { | |
6013270a | 407 | basic.flags = IWLAGN_BT_FLAG_COEX_MODE_DISABLED; |
b6e116e8 | 408 | } else { |
6013270a | 409 | basic.flags = IWLAGN_BT_FLAG_COEX_MODE_3W << |
b6e116e8 | 410 | IWLAGN_BT_FLAG_COEX_MODE_SHIFT; |
207ecc5e MV |
411 | |
412 | if (!priv->bt_enable_pspoll) | |
6013270a | 413 | basic.flags |= IWLAGN_BT_FLAG_SYNC_2_BT_DISABLE; |
207ecc5e MV |
414 | else |
415 | basic.flags &= ~IWLAGN_BT_FLAG_SYNC_2_BT_DISABLE; | |
e366176e | 416 | |
b6e116e8 | 417 | if (priv->bt_ch_announce) |
6013270a | 418 | basic.flags |= IWLAGN_BT_FLAG_CHANNEL_INHIBITION; |
fa7f1413 | 419 | IWL_DEBUG_COEX(priv, "BT coex flag: 0X%x\n", basic.flags); |
b6e116e8 | 420 | } |
6013270a | 421 | priv->bt_enable_flag = basic.flags; |
b6e116e8 | 422 | if (priv->bt_full_concurrent) |
6013270a | 423 | memcpy(basic.bt3_lookup_table, iwlagn_concurrent_lookup, |
b6e116e8 WYG |
424 | sizeof(iwlagn_concurrent_lookup)); |
425 | else | |
6013270a | 426 | memcpy(basic.bt3_lookup_table, iwlagn_def_3w_lookup, |
b6e116e8 WYG |
427 | sizeof(iwlagn_def_3w_lookup)); |
428 | ||
fa7f1413 | 429 | IWL_DEBUG_COEX(priv, "BT coex %s in %s mode\n", |
6013270a | 430 | basic.flags ? "active" : "disabled", |
b6e116e8 WYG |
431 | priv->bt_full_concurrent ? |
432 | "full concurrency" : "3-wire"); | |
433 | ||
38622419 | 434 | if (cfg(priv)->bt_params->bt_session_2) { |
6013270a WYG |
435 | memcpy(&bt_cmd_2000.basic, &basic, |
436 | sizeof(basic)); | |
e6bb4c9c | 437 | ret = iwl_trans_send_cmd_pdu(trans(priv), REPLY_BT_CONFIG, |
e419d62d | 438 | CMD_SYNC, sizeof(bt_cmd_2000), &bt_cmd_2000); |
6013270a WYG |
439 | } else { |
440 | memcpy(&bt_cmd_6000.basic, &basic, | |
441 | sizeof(basic)); | |
e6bb4c9c | 442 | ret = iwl_trans_send_cmd_pdu(trans(priv), REPLY_BT_CONFIG, |
e419d62d | 443 | CMD_SYNC, sizeof(bt_cmd_6000), &bt_cmd_6000); |
6013270a WYG |
444 | } |
445 | if (ret) | |
b6e116e8 WYG |
446 | IWL_ERR(priv, "failed to send BT Coex Config\n"); |
447 | ||
b6e116e8 WYG |
448 | } |
449 | ||
207ecc5e MV |
450 | void iwlagn_bt_adjust_rssi_monitor(struct iwl_priv *priv, bool rssi_ena) |
451 | { | |
452 | struct iwl_rxon_context *ctx, *found_ctx = NULL; | |
453 | bool found_ap = false; | |
454 | ||
6ac2f839 | 455 | lockdep_assert_held(&priv->shrd->mutex); |
207ecc5e MV |
456 | |
457 | /* Check whether AP or GO mode is active. */ | |
458 | if (rssi_ena) { | |
459 | for_each_context(priv, ctx) { | |
460 | if (ctx->vif && ctx->vif->type == NL80211_IFTYPE_AP && | |
461 | iwl_is_associated_ctx(ctx)) { | |
462 | found_ap = true; | |
463 | break; | |
464 | } | |
465 | } | |
466 | } | |
467 | ||
468 | /* | |
469 | * If disable was received or If GO/AP mode, disable RSSI | |
470 | * measurements. | |
471 | */ | |
472 | if (!rssi_ena || found_ap) { | |
473 | if (priv->cur_rssi_ctx) { | |
474 | ctx = priv->cur_rssi_ctx; | |
475 | ieee80211_disable_rssi_reports(ctx->vif); | |
476 | priv->cur_rssi_ctx = NULL; | |
477 | } | |
478 | return; | |
479 | } | |
480 | ||
481 | /* | |
482 | * If rssi measurements need to be enabled, consider all cases now. | |
483 | * Figure out how many contexts are active. | |
484 | */ | |
485 | for_each_context(priv, ctx) { | |
486 | if (ctx->vif && ctx->vif->type == NL80211_IFTYPE_STATION && | |
487 | iwl_is_associated_ctx(ctx)) { | |
488 | found_ctx = ctx; | |
489 | break; | |
490 | } | |
491 | } | |
492 | ||
493 | /* | |
494 | * rssi monitor already enabled for the correct interface...nothing | |
495 | * to do. | |
496 | */ | |
497 | if (found_ctx == priv->cur_rssi_ctx) | |
498 | return; | |
499 | ||
500 | /* | |
501 | * Figure out if rssi monitor is currently enabled, and needs | |
502 | * to be changed. If rssi monitor is already enabled, disable | |
503 | * it first else just enable rssi measurements on the | |
504 | * interface found above. | |
505 | */ | |
506 | if (priv->cur_rssi_ctx) { | |
507 | ctx = priv->cur_rssi_ctx; | |
508 | if (ctx->vif) | |
509 | ieee80211_disable_rssi_reports(ctx->vif); | |
510 | } | |
511 | ||
512 | priv->cur_rssi_ctx = found_ctx; | |
513 | ||
514 | if (!found_ctx) | |
515 | return; | |
516 | ||
517 | ieee80211_enable_rssi_reports(found_ctx->vif, | |
518 | IWLAGN_BT_PSP_MIN_RSSI_THRESHOLD, | |
519 | IWLAGN_BT_PSP_MAX_RSSI_THRESHOLD); | |
520 | } | |
521 | ||
522 | static bool iwlagn_bt_traffic_is_sco(struct iwl_bt_uart_msg *uart_msg) | |
523 | { | |
524 | return BT_UART_MSG_FRAME3SCOESCO_MSK & uart_msg->frame3 >> | |
525 | BT_UART_MSG_FRAME3SCOESCO_POS; | |
526 | } | |
527 | ||
b6e116e8 WYG |
528 | static void iwlagn_bt_traffic_change_work(struct work_struct *work) |
529 | { | |
530 | struct iwl_priv *priv = | |
531 | container_of(work, struct iwl_priv, bt_traffic_change_work); | |
8bd413e6 | 532 | struct iwl_rxon_context *ctx; |
b6e116e8 WYG |
533 | int smps_request = -1; |
534 | ||
c4197c62 WYG |
535 | if (priv->bt_enable_flag == IWLAGN_BT_FLAG_COEX_MODE_DISABLED) { |
536 | /* bt coex disabled */ | |
537 | return; | |
538 | } | |
539 | ||
5eda74a4 SG |
540 | /* |
541 | * Note: bt_traffic_load can be overridden by scan complete and | |
542 | * coex profile notifications. Ignore that since only bad consequence | |
543 | * can be not matching debug print with actual state. | |
544 | */ | |
fa7f1413 | 545 | IWL_DEBUG_COEX(priv, "BT traffic load changes: %d\n", |
b6e116e8 WYG |
546 | priv->bt_traffic_load); |
547 | ||
548 | switch (priv->bt_traffic_load) { | |
549 | case IWL_BT_COEX_TRAFFIC_LOAD_NONE: | |
f5682c01 WYG |
550 | if (priv->bt_status) |
551 | smps_request = IEEE80211_SMPS_DYNAMIC; | |
552 | else | |
553 | smps_request = IEEE80211_SMPS_AUTOMATIC; | |
b6e116e8 WYG |
554 | break; |
555 | case IWL_BT_COEX_TRAFFIC_LOAD_LOW: | |
556 | smps_request = IEEE80211_SMPS_DYNAMIC; | |
557 | break; | |
558 | case IWL_BT_COEX_TRAFFIC_LOAD_HIGH: | |
559 | case IWL_BT_COEX_TRAFFIC_LOAD_CONTINUOUS: | |
560 | smps_request = IEEE80211_SMPS_STATIC; | |
561 | break; | |
562 | default: | |
563 | IWL_ERR(priv, "Invalid BT traffic load: %d\n", | |
564 | priv->bt_traffic_load); | |
565 | break; | |
566 | } | |
567 | ||
6ac2f839 | 568 | mutex_lock(&priv->shrd->mutex); |
b6e116e8 | 569 | |
5eda74a4 SG |
570 | /* |
571 | * We can not send command to firmware while scanning. When the scan | |
572 | * complete we will schedule this work again. We do check with mutex | |
573 | * locked to prevent new scan request to arrive. We do not check | |
574 | * STATUS_SCANNING to avoid race when queue_work two times from | |
575 | * different notifications, but quit and not perform any work at all. | |
576 | */ | |
63013ae3 | 577 | if (test_bit(STATUS_SCAN_HW, &priv->shrd->status)) |
5eda74a4 SG |
578 | goto out; |
579 | ||
6b6db91c | 580 | iwl_update_chain_flags(priv); |
b6e116e8 | 581 | |
8bd413e6 | 582 | if (smps_request != -1) { |
88e9ba76 | 583 | priv->current_ht_config.smps = smps_request; |
8bd413e6 JB |
584 | for_each_context(priv, ctx) { |
585 | if (ctx->vif && ctx->vif->type == NL80211_IFTYPE_STATION) | |
586 | ieee80211_request_smps(ctx->vif, smps_request); | |
587 | } | |
588 | } | |
207ecc5e MV |
589 | |
590 | /* | |
591 | * Dynamic PS poll related functionality. Adjust RSSI measurements if | |
592 | * necessary. | |
593 | */ | |
594 | iwlagn_bt_coex_rssi_monitor(priv); | |
5eda74a4 | 595 | out: |
6ac2f839 | 596 | mutex_unlock(&priv->shrd->mutex); |
b6e116e8 WYG |
597 | } |
598 | ||
207ecc5e MV |
599 | /* |
600 | * If BT sco traffic, and RSSI monitor is enabled, move measurements to the | |
601 | * correct interface or disable it if this is the last interface to be | |
602 | * removed. | |
603 | */ | |
604 | void iwlagn_bt_coex_rssi_monitor(struct iwl_priv *priv) | |
605 | { | |
606 | if (priv->bt_is_sco && | |
607 | priv->bt_traffic_load == IWL_BT_COEX_TRAFFIC_LOAD_CONTINUOUS) | |
608 | iwlagn_bt_adjust_rssi_monitor(priv, true); | |
609 | else | |
610 | iwlagn_bt_adjust_rssi_monitor(priv, false); | |
611 | } | |
612 | ||
b6e116e8 WYG |
613 | static void iwlagn_print_uartmsg(struct iwl_priv *priv, |
614 | struct iwl_bt_uart_msg *uart_msg) | |
615 | { | |
fa7f1413 | 616 | IWL_DEBUG_COEX(priv, "Message Type = 0x%X, SSN = 0x%X, " |
b6e116e8 WYG |
617 | "Update Req = 0x%X", |
618 | (BT_UART_MSG_FRAME1MSGTYPE_MSK & uart_msg->frame1) >> | |
619 | BT_UART_MSG_FRAME1MSGTYPE_POS, | |
620 | (BT_UART_MSG_FRAME1SSN_MSK & uart_msg->frame1) >> | |
621 | BT_UART_MSG_FRAME1SSN_POS, | |
622 | (BT_UART_MSG_FRAME1UPDATEREQ_MSK & uart_msg->frame1) >> | |
623 | BT_UART_MSG_FRAME1UPDATEREQ_POS); | |
624 | ||
fa7f1413 | 625 | IWL_DEBUG_COEX(priv, "Open connections = 0x%X, Traffic load = 0x%X, " |
b6e116e8 WYG |
626 | "Chl_SeqN = 0x%X, In band = 0x%X", |
627 | (BT_UART_MSG_FRAME2OPENCONNECTIONS_MSK & uart_msg->frame2) >> | |
628 | BT_UART_MSG_FRAME2OPENCONNECTIONS_POS, | |
629 | (BT_UART_MSG_FRAME2TRAFFICLOAD_MSK & uart_msg->frame2) >> | |
630 | BT_UART_MSG_FRAME2TRAFFICLOAD_POS, | |
631 | (BT_UART_MSG_FRAME2CHLSEQN_MSK & uart_msg->frame2) >> | |
632 | BT_UART_MSG_FRAME2CHLSEQN_POS, | |
633 | (BT_UART_MSG_FRAME2INBAND_MSK & uart_msg->frame2) >> | |
634 | BT_UART_MSG_FRAME2INBAND_POS); | |
635 | ||
fa7f1413 | 636 | IWL_DEBUG_COEX(priv, "SCO/eSCO = 0x%X, Sniff = 0x%X, A2DP = 0x%X, " |
b6e116e8 WYG |
637 | "ACL = 0x%X, Master = 0x%X, OBEX = 0x%X", |
638 | (BT_UART_MSG_FRAME3SCOESCO_MSK & uart_msg->frame3) >> | |
639 | BT_UART_MSG_FRAME3SCOESCO_POS, | |
640 | (BT_UART_MSG_FRAME3SNIFF_MSK & uart_msg->frame3) >> | |
641 | BT_UART_MSG_FRAME3SNIFF_POS, | |
642 | (BT_UART_MSG_FRAME3A2DP_MSK & uart_msg->frame3) >> | |
643 | BT_UART_MSG_FRAME3A2DP_POS, | |
644 | (BT_UART_MSG_FRAME3ACL_MSK & uart_msg->frame3) >> | |
645 | BT_UART_MSG_FRAME3ACL_POS, | |
646 | (BT_UART_MSG_FRAME3MASTER_MSK & uart_msg->frame3) >> | |
647 | BT_UART_MSG_FRAME3MASTER_POS, | |
648 | (BT_UART_MSG_FRAME3OBEX_MSK & uart_msg->frame3) >> | |
649 | BT_UART_MSG_FRAME3OBEX_POS); | |
650 | ||
fa7f1413 | 651 | IWL_DEBUG_COEX(priv, "Idle duration = 0x%X", |
b6e116e8 WYG |
652 | (BT_UART_MSG_FRAME4IDLEDURATION_MSK & uart_msg->frame4) >> |
653 | BT_UART_MSG_FRAME4IDLEDURATION_POS); | |
654 | ||
fa7f1413 | 655 | IWL_DEBUG_COEX(priv, "Tx Activity = 0x%X, Rx Activity = 0x%X, " |
b6e116e8 WYG |
656 | "eSCO Retransmissions = 0x%X", |
657 | (BT_UART_MSG_FRAME5TXACTIVITY_MSK & uart_msg->frame5) >> | |
658 | BT_UART_MSG_FRAME5TXACTIVITY_POS, | |
659 | (BT_UART_MSG_FRAME5RXACTIVITY_MSK & uart_msg->frame5) >> | |
660 | BT_UART_MSG_FRAME5RXACTIVITY_POS, | |
661 | (BT_UART_MSG_FRAME5ESCORETRANSMIT_MSK & uart_msg->frame5) >> | |
662 | BT_UART_MSG_FRAME5ESCORETRANSMIT_POS); | |
663 | ||
fa7f1413 | 664 | IWL_DEBUG_COEX(priv, "Sniff Interval = 0x%X, Discoverable = 0x%X", |
b6e116e8 WYG |
665 | (BT_UART_MSG_FRAME6SNIFFINTERVAL_MSK & uart_msg->frame6) >> |
666 | BT_UART_MSG_FRAME6SNIFFINTERVAL_POS, | |
667 | (BT_UART_MSG_FRAME6DISCOVERABLE_MSK & uart_msg->frame6) >> | |
668 | BT_UART_MSG_FRAME6DISCOVERABLE_POS); | |
669 | ||
fa7f1413 | 670 | IWL_DEBUG_COEX(priv, "Sniff Activity = 0x%X, Page = " |
399f66fd | 671 | "0x%X, Inquiry = 0x%X, Connectable = 0x%X", |
b6e116e8 WYG |
672 | (BT_UART_MSG_FRAME7SNIFFACTIVITY_MSK & uart_msg->frame7) >> |
673 | BT_UART_MSG_FRAME7SNIFFACTIVITY_POS, | |
399f66fd WYG |
674 | (BT_UART_MSG_FRAME7PAGE_MSK & uart_msg->frame7) >> |
675 | BT_UART_MSG_FRAME7PAGE_POS, | |
676 | (BT_UART_MSG_FRAME7INQUIRY_MSK & uart_msg->frame7) >> | |
677 | BT_UART_MSG_FRAME7INQUIRY_POS, | |
b6e116e8 WYG |
678 | (BT_UART_MSG_FRAME7CONNECTABLE_MSK & uart_msg->frame7) >> |
679 | BT_UART_MSG_FRAME7CONNECTABLE_POS); | |
680 | } | |
681 | ||
506aa156 WYG |
682 | static void iwlagn_set_kill_msk(struct iwl_priv *priv, |
683 | struct iwl_bt_uart_msg *uart_msg) | |
b6e116e8 | 684 | { |
506aa156 | 685 | u8 kill_msk; |
20407ed8 | 686 | static const __le32 bt_kill_ack_msg[2] = { |
506aa156 WYG |
687 | IWLAGN_BT_KILL_ACK_MASK_DEFAULT, |
688 | IWLAGN_BT_KILL_ACK_CTS_MASK_SCO }; | |
689 | static const __le32 bt_kill_cts_msg[2] = { | |
690 | IWLAGN_BT_KILL_CTS_MASK_DEFAULT, | |
691 | IWLAGN_BT_KILL_ACK_CTS_MASK_SCO }; | |
692 | ||
693 | kill_msk = (BT_UART_MSG_FRAME3SCOESCO_MSK & uart_msg->frame3) | |
694 | ? 1 : 0; | |
695 | if (priv->kill_ack_mask != bt_kill_ack_msg[kill_msk] || | |
696 | priv->kill_cts_mask != bt_kill_cts_msg[kill_msk]) { | |
b6e116e8 | 697 | priv->bt_valid |= IWLAGN_BT_VALID_KILL_ACK_MASK; |
506aa156 WYG |
698 | priv->kill_ack_mask = bt_kill_ack_msg[kill_msk]; |
699 | priv->bt_valid |= IWLAGN_BT_VALID_KILL_CTS_MASK; | |
700 | priv->kill_cts_mask = bt_kill_cts_msg[kill_msk]; | |
701 | ||
b6e116e8 | 702 | /* schedule to send runtime bt_config */ |
74e28e44 | 703 | queue_work(priv->shrd->workqueue, &priv->bt_runtime_config); |
b6e116e8 | 704 | } |
b6e116e8 WYG |
705 | } |
706 | ||
247c61d6 EG |
707 | int iwlagn_bt_coex_profile_notif(struct iwl_priv *priv, |
708 | struct iwl_rx_mem_buffer *rxb, | |
709 | struct iwl_device_cmd *cmd) | |
b6e116e8 WYG |
710 | { |
711 | unsigned long flags; | |
712 | struct iwl_rx_packet *pkt = rxb_addr(rxb); | |
713 | struct iwl_bt_coex_profile_notif *coex = &pkt->u.bt_coex_profile_notif; | |
b6e116e8 | 714 | struct iwl_bt_uart_msg *uart_msg = &coex->last_bt_uart_msg; |
b6e116e8 | 715 | |
c4197c62 WYG |
716 | if (priv->bt_enable_flag == IWLAGN_BT_FLAG_COEX_MODE_DISABLED) { |
717 | /* bt coex disabled */ | |
247c61d6 | 718 | return 0; |
c4197c62 WYG |
719 | } |
720 | ||
fa7f1413 WYG |
721 | IWL_DEBUG_COEX(priv, "BT Coex notification:\n"); |
722 | IWL_DEBUG_COEX(priv, " status: %d\n", coex->bt_status); | |
723 | IWL_DEBUG_COEX(priv, " traffic load: %d\n", coex->bt_traffic_load); | |
724 | IWL_DEBUG_COEX(priv, " CI compliance: %d\n", | |
b6e116e8 WYG |
725 | coex->bt_ci_compliance); |
726 | iwlagn_print_uartmsg(priv, uart_msg); | |
727 | ||
66e863a5 | 728 | priv->last_bt_traffic_load = priv->bt_traffic_load; |
207ecc5e MV |
729 | priv->bt_is_sco = iwlagn_bt_traffic_is_sco(uart_msg); |
730 | ||
b6e116e8 WYG |
731 | if (priv->iw_mode != NL80211_IFTYPE_ADHOC) { |
732 | if (priv->bt_status != coex->bt_status || | |
66e863a5 | 733 | priv->last_bt_traffic_load != coex->bt_traffic_load) { |
b6e116e8 WYG |
734 | if (coex->bt_status) { |
735 | /* BT on */ | |
736 | if (!priv->bt_ch_announce) | |
737 | priv->bt_traffic_load = | |
738 | IWL_BT_COEX_TRAFFIC_LOAD_HIGH; | |
739 | else | |
740 | priv->bt_traffic_load = | |
741 | coex->bt_traffic_load; | |
742 | } else { | |
743 | /* BT off */ | |
744 | priv->bt_traffic_load = | |
745 | IWL_BT_COEX_TRAFFIC_LOAD_NONE; | |
746 | } | |
747 | priv->bt_status = coex->bt_status; | |
74e28e44 | 748 | queue_work(priv->shrd->workqueue, |
b6e116e8 WYG |
749 | &priv->bt_traffic_change_work); |
750 | } | |
b6e116e8 WYG |
751 | } |
752 | ||
506aa156 | 753 | iwlagn_set_kill_msk(priv, uart_msg); |
b6e116e8 WYG |
754 | |
755 | /* FIXME: based on notification, adjust the prio_boost */ | |
756 | ||
10b15e6f | 757 | spin_lock_irqsave(&priv->shrd->lock, flags); |
b6e116e8 | 758 | priv->bt_ci_compliance = coex->bt_ci_compliance; |
10b15e6f | 759 | spin_unlock_irqrestore(&priv->shrd->lock, flags); |
247c61d6 | 760 | return 0; |
b6e116e8 WYG |
761 | } |
762 | ||
763 | void iwlagn_bt_rx_handler_setup(struct iwl_priv *priv) | |
764 | { | |
b6e116e8 WYG |
765 | priv->rx_handlers[REPLY_BT_COEX_PROFILE_NOTIF] = |
766 | iwlagn_bt_coex_profile_notif; | |
767 | } | |
768 | ||
769 | void iwlagn_bt_setup_deferred_work(struct iwl_priv *priv) | |
770 | { | |
b6e116e8 WYG |
771 | INIT_WORK(&priv->bt_traffic_change_work, |
772 | iwlagn_bt_traffic_change_work); | |
773 | } | |
774 | ||
775 | void iwlagn_bt_cancel_deferred_work(struct iwl_priv *priv) | |
776 | { | |
777 | cancel_work_sync(&priv->bt_traffic_change_work); | |
778 | } | |
5de33068 JB |
779 | |
780 | static bool is_single_rx_stream(struct iwl_priv *priv) | |
781 | { | |
782 | return priv->current_ht_config.smps == IEEE80211_SMPS_STATIC || | |
783 | priv->current_ht_config.single_chain_sufficient; | |
784 | } | |
785 | ||
786 | #define IWL_NUM_RX_CHAINS_MULTIPLE 3 | |
787 | #define IWL_NUM_RX_CHAINS_SINGLE 2 | |
788 | #define IWL_NUM_IDLE_CHAINS_DUAL 2 | |
789 | #define IWL_NUM_IDLE_CHAINS_SINGLE 1 | |
790 | ||
791 | /* | |
792 | * Determine how many receiver/antenna chains to use. | |
793 | * | |
794 | * More provides better reception via diversity. Fewer saves power | |
795 | * at the expense of throughput, but only when not in powersave to | |
796 | * start with. | |
797 | * | |
798 | * MIMO (dual stream) requires at least 2, but works better with 3. | |
799 | * This does not determine *which* chains to use, just how many. | |
800 | */ | |
801 | static int iwl_get_active_rx_chain_count(struct iwl_priv *priv) | |
802 | { | |
38622419 DF |
803 | if (cfg(priv)->bt_params && |
804 | cfg(priv)->bt_params->advanced_bt_coexist && | |
5de33068 JB |
805 | (priv->bt_full_concurrent || |
806 | priv->bt_traffic_load >= IWL_BT_COEX_TRAFFIC_LOAD_HIGH)) { | |
807 | /* | |
808 | * only use chain 'A' in bt high traffic load or | |
809 | * full concurrency mode | |
810 | */ | |
811 | return IWL_NUM_RX_CHAINS_SINGLE; | |
812 | } | |
813 | /* # of Rx chains to use when expecting MIMO. */ | |
814 | if (is_single_rx_stream(priv)) | |
815 | return IWL_NUM_RX_CHAINS_SINGLE; | |
816 | else | |
817 | return IWL_NUM_RX_CHAINS_MULTIPLE; | |
818 | } | |
819 | ||
820 | /* | |
821 | * When we are in power saving mode, unless device support spatial | |
822 | * multiplexing power save, use the active count for rx chain count. | |
823 | */ | |
824 | static int iwl_get_idle_rx_chain_count(struct iwl_priv *priv, int active_cnt) | |
825 | { | |
826 | /* # Rx chains when idling, depending on SMPS mode */ | |
827 | switch (priv->current_ht_config.smps) { | |
828 | case IEEE80211_SMPS_STATIC: | |
829 | case IEEE80211_SMPS_DYNAMIC: | |
830 | return IWL_NUM_IDLE_CHAINS_SINGLE; | |
b2ccccdc | 831 | case IEEE80211_SMPS_AUTOMATIC: |
5de33068 JB |
832 | case IEEE80211_SMPS_OFF: |
833 | return active_cnt; | |
834 | default: | |
835 | WARN(1, "invalid SMPS mode %d", | |
836 | priv->current_ht_config.smps); | |
837 | return active_cnt; | |
838 | } | |
839 | } | |
840 | ||
841 | /* up to 4 chains */ | |
842 | static u8 iwl_count_chain_bitmap(u32 chain_bitmap) | |
843 | { | |
844 | u8 res; | |
845 | res = (chain_bitmap & BIT(0)) >> 0; | |
846 | res += (chain_bitmap & BIT(1)) >> 1; | |
847 | res += (chain_bitmap & BIT(2)) >> 2; | |
848 | res += (chain_bitmap & BIT(3)) >> 3; | |
849 | return res; | |
850 | } | |
851 | ||
852 | /** | |
853 | * iwlagn_set_rxon_chain - Set up Rx chain usage in "staging" RXON image | |
854 | * | |
855 | * Selects how many and which Rx receivers/antennas/chains to use. | |
856 | * This should not be used for scan command ... it puts data in wrong place. | |
857 | */ | |
858 | void iwlagn_set_rxon_chain(struct iwl_priv *priv, struct iwl_rxon_context *ctx) | |
859 | { | |
860 | bool is_single = is_single_rx_stream(priv); | |
63013ae3 | 861 | bool is_cam = !test_bit(STATUS_POWER_PMI, &priv->shrd->status); |
5de33068 JB |
862 | u8 idle_rx_cnt, active_rx_cnt, valid_rx_cnt; |
863 | u32 active_chains; | |
864 | u16 rx_chain; | |
865 | ||
866 | /* Tell uCode which antennas are actually connected. | |
867 | * Before first association, we assume all antennas are connected. | |
868 | * Just after first association, iwl_chain_noise_calibration() | |
869 | * checks which antennas actually *are* connected. */ | |
870 | if (priv->chain_noise_data.active_chains) | |
871 | active_chains = priv->chain_noise_data.active_chains; | |
872 | else | |
d6189124 | 873 | active_chains = hw_params(priv).valid_rx_ant; |
5de33068 | 874 | |
38622419 DF |
875 | if (cfg(priv)->bt_params && |
876 | cfg(priv)->bt_params->advanced_bt_coexist && | |
5de33068 JB |
877 | (priv->bt_full_concurrent || |
878 | priv->bt_traffic_load >= IWL_BT_COEX_TRAFFIC_LOAD_HIGH)) { | |
879 | /* | |
880 | * only use chain 'A' in bt high traffic load or | |
881 | * full concurrency mode | |
882 | */ | |
883 | active_chains = first_antenna(active_chains); | |
884 | } | |
885 | ||
886 | rx_chain = active_chains << RXON_RX_CHAIN_VALID_POS; | |
887 | ||
888 | /* How many receivers should we use? */ | |
889 | active_rx_cnt = iwl_get_active_rx_chain_count(priv); | |
890 | idle_rx_cnt = iwl_get_idle_rx_chain_count(priv, active_rx_cnt); | |
891 | ||
892 | ||
893 | /* correct rx chain count according hw settings | |
894 | * and chain noise calibration | |
895 | */ | |
896 | valid_rx_cnt = iwl_count_chain_bitmap(active_chains); | |
897 | if (valid_rx_cnt < active_rx_cnt) | |
898 | active_rx_cnt = valid_rx_cnt; | |
899 | ||
900 | if (valid_rx_cnt < idle_rx_cnt) | |
901 | idle_rx_cnt = valid_rx_cnt; | |
902 | ||
903 | rx_chain |= active_rx_cnt << RXON_RX_CHAIN_MIMO_CNT_POS; | |
904 | rx_chain |= idle_rx_cnt << RXON_RX_CHAIN_CNT_POS; | |
905 | ||
906 | ctx->staging.rx_chain = cpu_to_le16(rx_chain); | |
907 | ||
908 | if (!is_single && (active_rx_cnt >= IWL_NUM_RX_CHAINS_SINGLE) && is_cam) | |
909 | ctx->staging.rx_chain |= RXON_RX_CHAIN_MIMO_FORCE_MSK; | |
910 | else | |
911 | ctx->staging.rx_chain &= ~RXON_RX_CHAIN_MIMO_FORCE_MSK; | |
912 | ||
913 | IWL_DEBUG_ASSOC(priv, "rx_chain=0x%X active=%d idle=%d\n", | |
914 | ctx->staging.rx_chain, | |
915 | active_rx_cnt, idle_rx_cnt); | |
916 | ||
917 | WARN_ON(active_rx_cnt == 0 || idle_rx_cnt == 0 || | |
918 | active_rx_cnt < idle_rx_cnt); | |
919 | } | |
facd982e JB |
920 | |
921 | u8 iwl_toggle_tx_ant(struct iwl_priv *priv, u8 ant, u8 valid) | |
922 | { | |
923 | int i; | |
924 | u8 ind = ant; | |
925 | ||
926 | if (priv->band == IEEE80211_BAND_2GHZ && | |
927 | priv->bt_traffic_load >= IWL_BT_COEX_TRAFFIC_LOAD_HIGH) | |
928 | return 0; | |
929 | ||
930 | for (i = 0; i < RATE_ANT_NUM - 1; i++) { | |
931 | ind = (ind + 1) < RATE_ANT_NUM ? ind + 1 : 0; | |
932 | if (valid & BIT(ind)) | |
933 | return ind; | |
934 | } | |
935 | return ant; | |
936 | } | |
fed73292 | 937 | |
023ca58f WYG |
938 | #ifdef CONFIG_PM_SLEEP |
939 | static void iwlagn_convert_p1k(u16 *p1k, __le16 *out) | |
940 | { | |
941 | int i; | |
942 | ||
943 | for (i = 0; i < IWLAGN_P1K_SIZE; i++) | |
944 | out[i] = cpu_to_le16(p1k[i]); | |
945 | } | |
946 | ||
947 | struct wowlan_key_data { | |
948 | struct iwl_rxon_context *ctx; | |
949 | struct iwlagn_wowlan_rsc_tsc_params_cmd *rsc_tsc; | |
950 | struct iwlagn_wowlan_tkip_params_cmd *tkip; | |
951 | const u8 *bssid; | |
952 | bool error, use_rsc_tsc, use_tkip; | |
953 | }; | |
954 | ||
955 | ||
956 | static void iwlagn_wowlan_program_keys(struct ieee80211_hw *hw, | |
957 | struct ieee80211_vif *vif, | |
958 | struct ieee80211_sta *sta, | |
959 | struct ieee80211_key_conf *key, | |
960 | void *_data) | |
961 | { | |
962 | struct iwl_priv *priv = hw->priv; | |
963 | struct wowlan_key_data *data = _data; | |
964 | struct iwl_rxon_context *ctx = data->ctx; | |
965 | struct aes_sc *aes_sc, *aes_tx_sc = NULL; | |
966 | struct tkip_sc *tkip_sc, *tkip_tx_sc = NULL; | |
967 | struct iwlagn_p1k_cache *rx_p1ks; | |
968 | u8 *rx_mic_key; | |
969 | struct ieee80211_key_seq seq; | |
970 | u32 cur_rx_iv32 = 0; | |
971 | u16 p1k[IWLAGN_P1K_SIZE]; | |
972 | int ret, i; | |
973 | ||
974 | mutex_lock(&priv->shrd->mutex); | |
975 | ||
976 | if ((key->cipher == WLAN_CIPHER_SUITE_WEP40 || | |
977 | key->cipher == WLAN_CIPHER_SUITE_WEP104) && | |
978 | !sta && !ctx->key_mapping_keys) | |
979 | ret = iwl_set_default_wep_key(priv, ctx, key); | |
980 | else | |
981 | ret = iwl_set_dynamic_key(priv, ctx, key, sta); | |
982 | ||
983 | if (ret) { | |
984 | IWL_ERR(priv, "Error setting key during suspend!\n"); | |
985 | data->error = true; | |
986 | } | |
987 | ||
988 | switch (key->cipher) { | |
989 | case WLAN_CIPHER_SUITE_TKIP: | |
990 | if (sta) { | |
991 | tkip_sc = data->rsc_tsc->all_tsc_rsc.tkip.unicast_rsc; | |
992 | tkip_tx_sc = &data->rsc_tsc->all_tsc_rsc.tkip.tsc; | |
993 | ||
994 | rx_p1ks = data->tkip->rx_uni; | |
995 | ||
996 | ieee80211_get_key_tx_seq(key, &seq); | |
997 | tkip_tx_sc->iv16 = cpu_to_le16(seq.tkip.iv16); | |
998 | tkip_tx_sc->iv32 = cpu_to_le32(seq.tkip.iv32); | |
999 | ||
1000 | ieee80211_get_tkip_p1k_iv(key, seq.tkip.iv32, p1k); | |
1001 | iwlagn_convert_p1k(p1k, data->tkip->tx.p1k); | |
1002 | ||
1003 | memcpy(data->tkip->mic_keys.tx, | |
1004 | &key->key[NL80211_TKIP_DATA_OFFSET_TX_MIC_KEY], | |
1005 | IWLAGN_MIC_KEY_SIZE); | |
1006 | ||
1007 | rx_mic_key = data->tkip->mic_keys.rx_unicast; | |
1008 | } else { | |
1009 | tkip_sc = | |
1010 | data->rsc_tsc->all_tsc_rsc.tkip.multicast_rsc; | |
1011 | rx_p1ks = data->tkip->rx_multi; | |
1012 | rx_mic_key = data->tkip->mic_keys.rx_mcast; | |
1013 | } | |
1014 | ||
1015 | /* | |
1016 | * For non-QoS this relies on the fact that both the uCode and | |
1017 | * mac80211 use TID 0 (as they need to to avoid replay attacks) | |
1018 | * for checking the IV in the frames. | |
1019 | */ | |
1020 | for (i = 0; i < IWLAGN_NUM_RSC; i++) { | |
1021 | ieee80211_get_key_rx_seq(key, i, &seq); | |
1022 | tkip_sc[i].iv16 = cpu_to_le16(seq.tkip.iv16); | |
1023 | tkip_sc[i].iv32 = cpu_to_le32(seq.tkip.iv32); | |
1024 | /* wrapping isn't allowed, AP must rekey */ | |
1025 | if (seq.tkip.iv32 > cur_rx_iv32) | |
1026 | cur_rx_iv32 = seq.tkip.iv32; | |
1027 | } | |
1028 | ||
1029 | ieee80211_get_tkip_rx_p1k(key, data->bssid, cur_rx_iv32, p1k); | |
1030 | iwlagn_convert_p1k(p1k, rx_p1ks[0].p1k); | |
1031 | ieee80211_get_tkip_rx_p1k(key, data->bssid, | |
1032 | cur_rx_iv32 + 1, p1k); | |
1033 | iwlagn_convert_p1k(p1k, rx_p1ks[1].p1k); | |
1034 | ||
1035 | memcpy(rx_mic_key, | |
1036 | &key->key[NL80211_TKIP_DATA_OFFSET_RX_MIC_KEY], | |
1037 | IWLAGN_MIC_KEY_SIZE); | |
1038 | ||
1039 | data->use_tkip = true; | |
1040 | data->use_rsc_tsc = true; | |
1041 | break; | |
1042 | case WLAN_CIPHER_SUITE_CCMP: | |
1043 | if (sta) { | |
1044 | u8 *pn = seq.ccmp.pn; | |
1045 | ||
1046 | aes_sc = data->rsc_tsc->all_tsc_rsc.aes.unicast_rsc; | |
1047 | aes_tx_sc = &data->rsc_tsc->all_tsc_rsc.aes.tsc; | |
1048 | ||
1049 | ieee80211_get_key_tx_seq(key, &seq); | |
1050 | aes_tx_sc->pn = cpu_to_le64( | |
1051 | (u64)pn[5] | | |
1052 | ((u64)pn[4] << 8) | | |
1053 | ((u64)pn[3] << 16) | | |
1054 | ((u64)pn[2] << 24) | | |
1055 | ((u64)pn[1] << 32) | | |
1056 | ((u64)pn[0] << 40)); | |
1057 | } else | |
1058 | aes_sc = data->rsc_tsc->all_tsc_rsc.aes.multicast_rsc; | |
1059 | ||
1060 | /* | |
1061 | * For non-QoS this relies on the fact that both the uCode and | |
1062 | * mac80211 use TID 0 for checking the IV in the frames. | |
1063 | */ | |
1064 | for (i = 0; i < IWLAGN_NUM_RSC; i++) { | |
1065 | u8 *pn = seq.ccmp.pn; | |
1066 | ||
1067 | ieee80211_get_key_rx_seq(key, i, &seq); | |
1068 | aes_sc->pn = cpu_to_le64( | |
1069 | (u64)pn[5] | | |
1070 | ((u64)pn[4] << 8) | | |
1071 | ((u64)pn[3] << 16) | | |
1072 | ((u64)pn[2] << 24) | | |
1073 | ((u64)pn[1] << 32) | | |
1074 | ((u64)pn[0] << 40)); | |
1075 | } | |
1076 | data->use_rsc_tsc = true; | |
1077 | break; | |
1078 | } | |
1079 | ||
1080 | mutex_unlock(&priv->shrd->mutex); | |
1081 | } | |
1082 | ||
1083 | int iwlagn_send_patterns(struct iwl_priv *priv, | |
1084 | struct cfg80211_wowlan *wowlan) | |
1085 | { | |
1086 | struct iwlagn_wowlan_patterns_cmd *pattern_cmd; | |
1087 | struct iwl_host_cmd cmd = { | |
1088 | .id = REPLY_WOWLAN_PATTERNS, | |
1089 | .dataflags[0] = IWL_HCMD_DFL_NOCOPY, | |
1090 | .flags = CMD_SYNC, | |
1091 | }; | |
1092 | int i, err; | |
1093 | ||
1094 | if (!wowlan->n_patterns) | |
1095 | return 0; | |
1096 | ||
1097 | cmd.len[0] = sizeof(*pattern_cmd) + | |
1098 | wowlan->n_patterns * sizeof(struct iwlagn_wowlan_pattern); | |
1099 | ||
1100 | pattern_cmd = kmalloc(cmd.len[0], GFP_KERNEL); | |
1101 | if (!pattern_cmd) | |
1102 | return -ENOMEM; | |
1103 | ||
1104 | pattern_cmd->n_patterns = cpu_to_le32(wowlan->n_patterns); | |
1105 | ||
1106 | for (i = 0; i < wowlan->n_patterns; i++) { | |
1107 | int mask_len = DIV_ROUND_UP(wowlan->patterns[i].pattern_len, 8); | |
1108 | ||
1109 | memcpy(&pattern_cmd->patterns[i].mask, | |
1110 | wowlan->patterns[i].mask, mask_len); | |
1111 | memcpy(&pattern_cmd->patterns[i].pattern, | |
1112 | wowlan->patterns[i].pattern, | |
1113 | wowlan->patterns[i].pattern_len); | |
1114 | pattern_cmd->patterns[i].mask_size = mask_len; | |
1115 | pattern_cmd->patterns[i].pattern_size = | |
1116 | wowlan->patterns[i].pattern_len; | |
1117 | } | |
1118 | ||
1119 | cmd.data[0] = pattern_cmd; | |
1120 | err = iwl_trans_send_cmd(trans(priv), &cmd); | |
1121 | kfree(pattern_cmd); | |
1122 | return err; | |
1123 | } | |
1124 | ||
1125 | int iwlagn_suspend(struct iwl_priv *priv, | |
1126 | struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan) | |
1127 | { | |
1128 | struct iwlagn_wowlan_wakeup_filter_cmd wakeup_filter_cmd; | |
1129 | struct iwl_rxon_cmd rxon; | |
1130 | struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS]; | |
1131 | struct iwlagn_wowlan_kek_kck_material_cmd kek_kck_cmd; | |
1132 | struct iwlagn_wowlan_tkip_params_cmd tkip_cmd = {}; | |
1133 | struct iwlagn_d3_config_cmd d3_cfg_cmd = {}; | |
1134 | struct wowlan_key_data key_data = { | |
1135 | .ctx = ctx, | |
1136 | .bssid = ctx->active.bssid_addr, | |
1137 | .use_rsc_tsc = false, | |
1138 | .tkip = &tkip_cmd, | |
1139 | .use_tkip = false, | |
1140 | }; | |
1141 | int ret, i; | |
1142 | u16 seq; | |
1143 | ||
1144 | key_data.rsc_tsc = kzalloc(sizeof(*key_data.rsc_tsc), GFP_KERNEL); | |
1145 | if (!key_data.rsc_tsc) | |
1146 | return -ENOMEM; | |
1147 | ||
1148 | memset(&wakeup_filter_cmd, 0, sizeof(wakeup_filter_cmd)); | |
1149 | ||
1150 | /* | |
1151 | * We know the last used seqno, and the uCode expects to know that | |
1152 | * one, it will increment before TX. | |
1153 | */ | |
1154 | seq = le16_to_cpu(priv->last_seq_ctl) & IEEE80211_SCTL_SEQ; | |
1155 | wakeup_filter_cmd.non_qos_seq = cpu_to_le16(seq); | |
1156 | ||
1157 | /* | |
1158 | * For QoS counters, we store the one to use next, so subtract 0x10 | |
1159 | * since the uCode will add 0x10 before using the value. | |
1160 | */ | |
e0467a30 | 1161 | for (i = 0; i < IWL_MAX_TID_COUNT; i++) { |
04cf6824 | 1162 | seq = priv->tid_data[IWL_AP_ID][i].seq_number; |
023ca58f WYG |
1163 | seq -= 0x10; |
1164 | wakeup_filter_cmd.qos_seq[i] = cpu_to_le16(seq); | |
1165 | } | |
1166 | ||
1167 | if (wowlan->disconnect) | |
1168 | wakeup_filter_cmd.enabled |= | |
1169 | cpu_to_le32(IWLAGN_WOWLAN_WAKEUP_BEACON_MISS | | |
1170 | IWLAGN_WOWLAN_WAKEUP_LINK_CHANGE); | |
1171 | if (wowlan->magic_pkt) | |
1172 | wakeup_filter_cmd.enabled |= | |
1173 | cpu_to_le32(IWLAGN_WOWLAN_WAKEUP_MAGIC_PACKET); | |
1174 | if (wowlan->gtk_rekey_failure) | |
1175 | wakeup_filter_cmd.enabled |= | |
1176 | cpu_to_le32(IWLAGN_WOWLAN_WAKEUP_GTK_REKEY_FAIL); | |
1177 | if (wowlan->eap_identity_req) | |
1178 | wakeup_filter_cmd.enabled |= | |
1179 | cpu_to_le32(IWLAGN_WOWLAN_WAKEUP_EAP_IDENT_REQ); | |
1180 | if (wowlan->four_way_handshake) | |
1181 | wakeup_filter_cmd.enabled |= | |
1182 | cpu_to_le32(IWLAGN_WOWLAN_WAKEUP_4WAY_HANDSHAKE); | |
1183 | if (wowlan->n_patterns) | |
1184 | wakeup_filter_cmd.enabled |= | |
1185 | cpu_to_le32(IWLAGN_WOWLAN_WAKEUP_PATTERN_MATCH); | |
1186 | ||
1187 | if (wowlan->rfkill_release) | |
1188 | d3_cfg_cmd.wakeup_flags |= | |
1189 | cpu_to_le32(IWLAGN_D3_WAKEUP_RFKILL); | |
1190 | ||
1191 | iwl_scan_cancel_timeout(priv, 200); | |
1192 | ||
1193 | memcpy(&rxon, &ctx->active, sizeof(rxon)); | |
1194 | ||
1195 | iwl_trans_stop_device(trans(priv)); | |
1196 | ||
1197 | priv->shrd->wowlan = true; | |
1198 | ||
69a679b0 | 1199 | ret = iwl_load_ucode_wait_alive(trans(priv), IWL_UCODE_WOWLAN); |
023ca58f WYG |
1200 | if (ret) |
1201 | goto out; | |
1202 | ||
1203 | /* now configure WoWLAN ucode */ | |
1204 | ret = iwl_alive_start(priv); | |
1205 | if (ret) | |
1206 | goto out; | |
1207 | ||
1208 | memcpy(&ctx->staging, &rxon, sizeof(rxon)); | |
1209 | ret = iwlagn_commit_rxon(priv, ctx); | |
1210 | if (ret) | |
1211 | goto out; | |
1212 | ||
1213 | ret = iwl_power_update_mode(priv, true); | |
1214 | if (ret) | |
1215 | goto out; | |
1216 | ||
1217 | if (!iwlagn_mod_params.sw_crypto) { | |
1218 | /* mark all keys clear */ | |
1219 | priv->ucode_key_table = 0; | |
1220 | ctx->key_mapping_keys = 0; | |
1221 | ||
1222 | /* | |
1223 | * This needs to be unlocked due to lock ordering | |
1224 | * constraints. Since we're in the suspend path | |
1225 | * that isn't really a problem though. | |
1226 | */ | |
1227 | mutex_unlock(&priv->shrd->mutex); | |
1228 | ieee80211_iter_keys(priv->hw, ctx->vif, | |
1229 | iwlagn_wowlan_program_keys, | |
1230 | &key_data); | |
1231 | mutex_lock(&priv->shrd->mutex); | |
1232 | if (key_data.error) { | |
1233 | ret = -EIO; | |
1234 | goto out; | |
1235 | } | |
1236 | ||
1237 | if (key_data.use_rsc_tsc) { | |
1238 | struct iwl_host_cmd rsc_tsc_cmd = { | |
1239 | .id = REPLY_WOWLAN_TSC_RSC_PARAMS, | |
1240 | .flags = CMD_SYNC, | |
1241 | .data[0] = key_data.rsc_tsc, | |
1242 | .dataflags[0] = IWL_HCMD_DFL_NOCOPY, | |
1243 | .len[0] = sizeof(key_data.rsc_tsc), | |
1244 | }; | |
1245 | ||
1246 | ret = iwl_trans_send_cmd(trans(priv), &rsc_tsc_cmd); | |
1247 | if (ret) | |
1248 | goto out; | |
1249 | } | |
1250 | ||
1251 | if (key_data.use_tkip) { | |
1252 | ret = iwl_trans_send_cmd_pdu(trans(priv), | |
1253 | REPLY_WOWLAN_TKIP_PARAMS, | |
1254 | CMD_SYNC, sizeof(tkip_cmd), | |
1255 | &tkip_cmd); | |
1256 | if (ret) | |
1257 | goto out; | |
1258 | } | |
1259 | ||
1260 | if (priv->have_rekey_data) { | |
1261 | memset(&kek_kck_cmd, 0, sizeof(kek_kck_cmd)); | |
1262 | memcpy(kek_kck_cmd.kck, priv->kck, NL80211_KCK_LEN); | |
1263 | kek_kck_cmd.kck_len = cpu_to_le16(NL80211_KCK_LEN); | |
1264 | memcpy(kek_kck_cmd.kek, priv->kek, NL80211_KEK_LEN); | |
1265 | kek_kck_cmd.kek_len = cpu_to_le16(NL80211_KEK_LEN); | |
1266 | kek_kck_cmd.replay_ctr = priv->replay_ctr; | |
1267 | ||
1268 | ret = iwl_trans_send_cmd_pdu(trans(priv), | |
1269 | REPLY_WOWLAN_KEK_KCK_MATERIAL, | |
1270 | CMD_SYNC, sizeof(kek_kck_cmd), | |
1271 | &kek_kck_cmd); | |
1272 | if (ret) | |
1273 | goto out; | |
1274 | } | |
1275 | } | |
1276 | ||
1277 | ret = iwl_trans_send_cmd_pdu(trans(priv), REPLY_D3_CONFIG, CMD_SYNC, | |
1278 | sizeof(d3_cfg_cmd), &d3_cfg_cmd); | |
1279 | if (ret) | |
1280 | goto out; | |
1281 | ||
1282 | ret = iwl_trans_send_cmd_pdu(trans(priv), REPLY_WOWLAN_WAKEUP_FILTER, | |
1283 | CMD_SYNC, sizeof(wakeup_filter_cmd), | |
1284 | &wakeup_filter_cmd); | |
1285 | if (ret) | |
1286 | goto out; | |
1287 | ||
1288 | ret = iwlagn_send_patterns(priv, wowlan); | |
1289 | out: | |
1290 | kfree(key_data.rsc_tsc); | |
1291 | return ret; | |
1292 | } | |
1293 | #endif |