1 /****************************************************************************** 2 * 3 * This file is provided under a dual BSD/GPLv2 license. When using or 4 * redistributing this file, you may do so under either license. 5 * 6 * GPL LICENSE SUMMARY 7 * 8 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. 9 * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH 10 * Copyright(c) 2015 Intel Deutschland GmbH 11 * 12 * This program is free software; you can redistribute it and/or modify 13 * it under the terms of version 2 of the GNU General Public License as 14 * published by the Free Software Foundation. 15 * 16 * This program is distributed in the hope that it will be useful, but 17 * WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 19 * General Public License for more details. 20 * 21 * You should have received a copy of the GNU General Public License 22 * along with this program; if not, write to the Free Software 23 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, 24 * USA 25 * 26 * The full GNU General Public License is included in this distribution 27 * in the file called COPYING. 28 * 29 * Contact Information: 30 * Intel Linux Wireless <linuxwifi@intel.com> 31 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 32 * 33 * BSD LICENSE 34 * 35 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. 36 * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH 37 * Copyright(c) 2015 Intel Deutschland GmbH 38 * All rights reserved. 39 * 40 * Redistribution and use in source and binary forms, with or without 41 * modification, are permitted provided that the following conditions 42 * are met: 43 * 44 * * Redistributions of source code must retain the above copyright 45 * notice, this list of conditions and the following disclaimer. 46 * * Redistributions in binary form must reproduce the above copyright 47 * notice, this list of conditions and the following disclaimer in 48 * the documentation and/or other materials provided with the 49 * distribution. 50 * * Neither the name Intel Corporation nor the names of its 51 * contributors may be used to endorse or promote products derived 52 * from this software without specific prior written permission. 53 * 54 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 55 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 56 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 57 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 58 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 59 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 60 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 61 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 62 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 63 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 64 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 65 * 66 *****************************************************************************/ 67 68 #include <linux/kernel.h> 69 #include <linux/module.h> 70 #include <linux/slab.h> 71 #include <linux/etherdevice.h> 72 73 #include <net/mac80211.h> 74 75 #include "iwl-debug.h" 76 #include "mvm.h" 77 #include "iwl-modparams.h" 78 #include "fw-api-power.h" 79 80 #define POWER_KEEP_ALIVE_PERIOD_SEC 25 81 82 static 83 int iwl_mvm_beacon_filter_send_cmd(struct iwl_mvm *mvm, 84 struct iwl_beacon_filter_cmd *cmd, 85 u32 flags) 86 { 87 IWL_DEBUG_POWER(mvm, "ba_enable_beacon_abort is: %d\n", 88 le32_to_cpu(cmd->ba_enable_beacon_abort)); 89 IWL_DEBUG_POWER(mvm, "ba_escape_timer is: %d\n", 90 le32_to_cpu(cmd->ba_escape_timer)); 91 IWL_DEBUG_POWER(mvm, "bf_debug_flag is: %d\n", 92 le32_to_cpu(cmd->bf_debug_flag)); 93 IWL_DEBUG_POWER(mvm, "bf_enable_beacon_filter is: %d\n", 94 le32_to_cpu(cmd->bf_enable_beacon_filter)); 95 IWL_DEBUG_POWER(mvm, "bf_energy_delta is: %d\n", 96 le32_to_cpu(cmd->bf_energy_delta)); 97 IWL_DEBUG_POWER(mvm, "bf_escape_timer is: %d\n", 98 le32_to_cpu(cmd->bf_escape_timer)); 99 IWL_DEBUG_POWER(mvm, "bf_roaming_energy_delta is: %d\n", 100 le32_to_cpu(cmd->bf_roaming_energy_delta)); 101 IWL_DEBUG_POWER(mvm, "bf_roaming_state is: %d\n", 102 le32_to_cpu(cmd->bf_roaming_state)); 103 IWL_DEBUG_POWER(mvm, "bf_temp_threshold is: %d\n", 104 le32_to_cpu(cmd->bf_temp_threshold)); 105 IWL_DEBUG_POWER(mvm, "bf_temp_fast_filter is: %d\n", 106 le32_to_cpu(cmd->bf_temp_fast_filter)); 107 IWL_DEBUG_POWER(mvm, "bf_temp_slow_filter is: %d\n", 108 le32_to_cpu(cmd->bf_temp_slow_filter)); 109 110 return iwl_mvm_send_cmd_pdu(mvm, REPLY_BEACON_FILTERING_CMD, flags, 111 sizeof(struct iwl_beacon_filter_cmd), cmd); 112 } 113 114 static 115 void iwl_mvm_beacon_filter_set_cqm_params(struct iwl_mvm *mvm, 116 struct ieee80211_vif *vif, 117 struct iwl_beacon_filter_cmd *cmd, 118 bool d0i3) 119 { 120 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); 121 122 if (vif->bss_conf.cqm_rssi_thold && !d0i3) { 123 cmd->bf_energy_delta = 124 cpu_to_le32(vif->bss_conf.cqm_rssi_hyst); 125 /* fw uses an absolute value for this */ 126 cmd->bf_roaming_state = 127 cpu_to_le32(-vif->bss_conf.cqm_rssi_thold); 128 } 129 cmd->ba_enable_beacon_abort = cpu_to_le32(mvmvif->bf_data.ba_enabled); 130 } 131 132 static void iwl_mvm_power_log(struct iwl_mvm *mvm, 133 struct iwl_mac_power_cmd *cmd) 134 { 135 IWL_DEBUG_POWER(mvm, 136 "Sending power table command on mac id 0x%X for power level %d, flags = 0x%X\n", 137 cmd->id_and_color, iwlmvm_mod_params.power_scheme, 138 le16_to_cpu(cmd->flags)); 139 IWL_DEBUG_POWER(mvm, "Keep alive = %u sec\n", 140 le16_to_cpu(cmd->keep_alive_seconds)); 141 142 if (!(cmd->flags & cpu_to_le16(POWER_FLAGS_POWER_MANAGEMENT_ENA_MSK))) { 143 IWL_DEBUG_POWER(mvm, "Disable power management\n"); 144 return; 145 } 146 147 IWL_DEBUG_POWER(mvm, "Rx timeout = %u usec\n", 148 le32_to_cpu(cmd->rx_data_timeout)); 149 IWL_DEBUG_POWER(mvm, "Tx timeout = %u usec\n", 150 le32_to_cpu(cmd->tx_data_timeout)); 151 if (cmd->flags & cpu_to_le16(POWER_FLAGS_SKIP_OVER_DTIM_MSK)) 152 IWL_DEBUG_POWER(mvm, "DTIM periods to skip = %u\n", 153 cmd->skip_dtim_periods); 154 if (cmd->flags & cpu_to_le16(POWER_FLAGS_LPRX_ENA_MSK)) 155 IWL_DEBUG_POWER(mvm, "LP RX RSSI threshold = %u\n", 156 cmd->lprx_rssi_threshold); 157 if (cmd->flags & cpu_to_le16(POWER_FLAGS_ADVANCE_PM_ENA_MSK)) { 158 IWL_DEBUG_POWER(mvm, "uAPSD enabled\n"); 159 IWL_DEBUG_POWER(mvm, "Rx timeout (uAPSD) = %u usec\n", 160 le32_to_cpu(cmd->rx_data_timeout_uapsd)); 161 IWL_DEBUG_POWER(mvm, "Tx timeout (uAPSD) = %u usec\n", 162 le32_to_cpu(cmd->tx_data_timeout_uapsd)); 163 IWL_DEBUG_POWER(mvm, "QNDP TID = %d\n", cmd->qndp_tid); 164 IWL_DEBUG_POWER(mvm, "ACs flags = 0x%x\n", cmd->uapsd_ac_flags); 165 IWL_DEBUG_POWER(mvm, "Max SP = %d\n", cmd->uapsd_max_sp); 166 } 167 } 168 169 static void iwl_mvm_power_configure_uapsd(struct iwl_mvm *mvm, 170 struct ieee80211_vif *vif, 171 struct iwl_mac_power_cmd *cmd) 172 { 173 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); 174 enum ieee80211_ac_numbers ac; 175 bool tid_found = false; 176 177 for (ac = IEEE80211_AC_VO; ac <= IEEE80211_AC_BK; ac++) { 178 if (!mvmvif->queue_params[ac].uapsd) 179 continue; 180 181 if (mvm->cur_ucode != IWL_UCODE_WOWLAN) 182 cmd->flags |= 183 cpu_to_le16(POWER_FLAGS_ADVANCE_PM_ENA_MSK); 184 185 cmd->uapsd_ac_flags |= BIT(ac); 186 187 /* QNDP TID - the highest TID with no admission control */ 188 if (!tid_found && !mvmvif->queue_params[ac].acm) { 189 tid_found = true; 190 switch (ac) { 191 case IEEE80211_AC_VO: 192 cmd->qndp_tid = 6; 193 break; 194 case IEEE80211_AC_VI: 195 cmd->qndp_tid = 5; 196 break; 197 case IEEE80211_AC_BE: 198 cmd->qndp_tid = 0; 199 break; 200 case IEEE80211_AC_BK: 201 cmd->qndp_tid = 1; 202 break; 203 } 204 } 205 } 206 207 if (!(cmd->flags & cpu_to_le16(POWER_FLAGS_ADVANCE_PM_ENA_MSK))) { 208 #ifdef CONFIG_IWLWIFI_DEBUGFS 209 /* set advanced pm flag with no uapsd ACs to enable ps-poll */ 210 if (mvmvif->dbgfs_pm.use_ps_poll) 211 cmd->flags |= 212 cpu_to_le16(POWER_FLAGS_ADVANCE_PM_ENA_MSK); 213 #endif 214 return; 215 } 216 217 cmd->flags |= cpu_to_le16(POWER_FLAGS_UAPSD_MISBEHAVING_ENA_MSK); 218 219 if (cmd->uapsd_ac_flags == (BIT(IEEE80211_AC_VO) | 220 BIT(IEEE80211_AC_VI) | 221 BIT(IEEE80211_AC_BE) | 222 BIT(IEEE80211_AC_BK))) { 223 cmd->flags |= cpu_to_le16(POWER_FLAGS_SNOOZE_ENA_MSK); 224 cmd->snooze_interval = cpu_to_le16(IWL_MVM_PS_SNOOZE_INTERVAL); 225 cmd->snooze_window = (mvm->cur_ucode == IWL_UCODE_WOWLAN) ? 226 cpu_to_le16(IWL_MVM_WOWLAN_PS_SNOOZE_WINDOW) : 227 cpu_to_le16(IWL_MVM_PS_SNOOZE_WINDOW); 228 } 229 230 cmd->uapsd_max_sp = IWL_UAPSD_MAX_SP; 231 232 if (mvm->cur_ucode == IWL_UCODE_WOWLAN || cmd->flags & 233 cpu_to_le16(POWER_FLAGS_SNOOZE_ENA_MSK)) { 234 cmd->rx_data_timeout_uapsd = 235 cpu_to_le32(IWL_MVM_WOWLAN_PS_RX_DATA_TIMEOUT); 236 cmd->tx_data_timeout_uapsd = 237 cpu_to_le32(IWL_MVM_WOWLAN_PS_TX_DATA_TIMEOUT); 238 } else { 239 cmd->rx_data_timeout_uapsd = 240 cpu_to_le32(IWL_MVM_UAPSD_RX_DATA_TIMEOUT); 241 cmd->tx_data_timeout_uapsd = 242 cpu_to_le32(IWL_MVM_UAPSD_TX_DATA_TIMEOUT); 243 } 244 245 if (cmd->flags & cpu_to_le16(POWER_FLAGS_SNOOZE_ENA_MSK)) { 246 cmd->heavy_tx_thld_packets = 247 IWL_MVM_PS_SNOOZE_HEAVY_TX_THLD_PACKETS; 248 cmd->heavy_rx_thld_packets = 249 IWL_MVM_PS_SNOOZE_HEAVY_RX_THLD_PACKETS; 250 } else { 251 cmd->heavy_tx_thld_packets = 252 IWL_MVM_PS_HEAVY_TX_THLD_PACKETS; 253 cmd->heavy_rx_thld_packets = 254 IWL_MVM_PS_HEAVY_RX_THLD_PACKETS; 255 } 256 cmd->heavy_tx_thld_percentage = 257 IWL_MVM_PS_HEAVY_TX_THLD_PERCENT; 258 cmd->heavy_rx_thld_percentage = 259 IWL_MVM_PS_HEAVY_RX_THLD_PERCENT; 260 } 261 262 static bool iwl_mvm_power_allow_uapsd(struct iwl_mvm *mvm, 263 struct ieee80211_vif *vif) 264 { 265 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); 266 267 if (!memcmp(mvmvif->uapsd_misbehaving_bssid, vif->bss_conf.bssid, 268 ETH_ALEN)) 269 return false; 270 271 if (vif->p2p && 272 !(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_P2P_PS_UAPSD)) 273 return false; 274 /* 275 * Avoid using uAPSD if P2P client is associated to GO that uses 276 * opportunistic power save. This is due to current FW limitation. 277 */ 278 if (vif->p2p && 279 (vif->bss_conf.p2p_noa_attr.oppps_ctwindow & 280 IEEE80211_P2P_OPPPS_ENABLE_BIT)) 281 return false; 282 283 /* 284 * Avoid using uAPSD if client is in DCM - 285 * low latency issue in Miracast 286 */ 287 if (iwl_mvm_phy_ctx_count(mvm) >= 2) 288 return false; 289 290 return true; 291 } 292 293 static bool iwl_mvm_power_is_radar(struct ieee80211_vif *vif) 294 { 295 struct ieee80211_chanctx_conf *chanctx_conf; 296 struct ieee80211_channel *chan; 297 bool radar_detect = false; 298 299 rcu_read_lock(); 300 chanctx_conf = rcu_dereference(vif->chanctx_conf); 301 WARN_ON(!chanctx_conf); 302 if (chanctx_conf) { 303 chan = chanctx_conf->def.chan; 304 radar_detect = chan->flags & IEEE80211_CHAN_RADAR; 305 } 306 rcu_read_unlock(); 307 308 return radar_detect; 309 } 310 311 static void iwl_mvm_power_config_skip_dtim(struct iwl_mvm *mvm, 312 struct ieee80211_vif *vif, 313 struct iwl_mac_power_cmd *cmd, 314 bool host_awake) 315 { 316 int dtimper = vif->bss_conf.dtim_period ?: 1; 317 int skip; 318 319 /* disable, in case we're supposed to override */ 320 cmd->skip_dtim_periods = 0; 321 cmd->flags &= ~cpu_to_le16(POWER_FLAGS_SKIP_OVER_DTIM_MSK); 322 323 if (iwl_mvm_power_is_radar(vif)) 324 return; 325 326 if (dtimper >= 10) 327 return; 328 329 /* TODO: check that multicast wake lock is off */ 330 331 if (host_awake) { 332 if (iwlmvm_mod_params.power_scheme != IWL_POWER_SCHEME_LP) 333 return; 334 skip = 2; 335 } else { 336 int dtimper_tu = dtimper * vif->bss_conf.beacon_int; 337 338 if (WARN_ON(!dtimper_tu)) 339 return; 340 /* configure skip over dtim up to 306TU - 314 msec */ 341 skip = max_t(u8, 1, 306 / dtimper_tu); 342 } 343 344 /* the firmware really expects "look at every X DTIMs", so add 1 */ 345 cmd->skip_dtim_periods = 1 + skip; 346 cmd->flags |= cpu_to_le16(POWER_FLAGS_SKIP_OVER_DTIM_MSK); 347 } 348 349 static void iwl_mvm_power_build_cmd(struct iwl_mvm *mvm, 350 struct ieee80211_vif *vif, 351 struct iwl_mac_power_cmd *cmd, 352 bool host_awake) 353 { 354 int dtimper, bi; 355 int keep_alive; 356 struct iwl_mvm_vif *mvmvif __maybe_unused = 357 iwl_mvm_vif_from_mac80211(vif); 358 359 cmd->id_and_color = cpu_to_le32(FW_CMD_ID_AND_COLOR(mvmvif->id, 360 mvmvif->color)); 361 dtimper = vif->bss_conf.dtim_period; 362 bi = vif->bss_conf.beacon_int; 363 364 /* 365 * Regardless of power management state the driver must set 366 * keep alive period. FW will use it for sending keep alive NDPs 367 * immediately after association. Check that keep alive period 368 * is at least 3 * DTIM 369 */ 370 keep_alive = DIV_ROUND_UP(ieee80211_tu_to_usec(3 * dtimper * bi), 371 USEC_PER_SEC); 372 keep_alive = max(keep_alive, POWER_KEEP_ALIVE_PERIOD_SEC); 373 cmd->keep_alive_seconds = cpu_to_le16(keep_alive); 374 375 if (mvm->ps_disabled) 376 return; 377 378 cmd->flags |= cpu_to_le16(POWER_FLAGS_POWER_SAVE_ENA_MSK); 379 380 if (!vif->bss_conf.ps || !mvmvif->pm_enabled) 381 return; 382 383 if (iwl_mvm_vif_low_latency(mvmvif) && vif->p2p && 384 (!fw_has_capa(&mvm->fw->ucode_capa, 385 IWL_UCODE_TLV_CAPA_SHORT_PM_TIMEOUTS) || 386 !IWL_MVM_P2P_LOWLATENCY_PS_ENABLE)) 387 return; 388 389 cmd->flags |= cpu_to_le16(POWER_FLAGS_POWER_MANAGEMENT_ENA_MSK); 390 391 if (vif->bss_conf.beacon_rate && 392 (vif->bss_conf.beacon_rate->bitrate == 10 || 393 vif->bss_conf.beacon_rate->bitrate == 60)) { 394 cmd->flags |= cpu_to_le16(POWER_FLAGS_LPRX_ENA_MSK); 395 cmd->lprx_rssi_threshold = POWER_LPRX_RSSI_THRESHOLD; 396 } 397 398 iwl_mvm_power_config_skip_dtim(mvm, vif, cmd, host_awake); 399 400 if (!host_awake) { 401 cmd->rx_data_timeout = 402 cpu_to_le32(IWL_MVM_WOWLAN_PS_RX_DATA_TIMEOUT); 403 cmd->tx_data_timeout = 404 cpu_to_le32(IWL_MVM_WOWLAN_PS_TX_DATA_TIMEOUT); 405 } else if (iwl_mvm_vif_low_latency(mvmvif) && vif->p2p && 406 fw_has_capa(&mvm->fw->ucode_capa, 407 IWL_UCODE_TLV_CAPA_SHORT_PM_TIMEOUTS)) { 408 cmd->tx_data_timeout = 409 cpu_to_le32(IWL_MVM_SHORT_PS_TX_DATA_TIMEOUT); 410 cmd->rx_data_timeout = 411 cpu_to_le32(IWL_MVM_SHORT_PS_RX_DATA_TIMEOUT); 412 } else { 413 cmd->rx_data_timeout = 414 cpu_to_le32(IWL_MVM_DEFAULT_PS_RX_DATA_TIMEOUT); 415 cmd->tx_data_timeout = 416 cpu_to_le32(IWL_MVM_DEFAULT_PS_TX_DATA_TIMEOUT); 417 } 418 419 if (iwl_mvm_power_allow_uapsd(mvm, vif)) 420 iwl_mvm_power_configure_uapsd(mvm, vif, cmd); 421 422 #ifdef CONFIG_IWLWIFI_DEBUGFS 423 if (mvmvif->dbgfs_pm.mask & MVM_DEBUGFS_PM_KEEP_ALIVE) 424 cmd->keep_alive_seconds = 425 cpu_to_le16(mvmvif->dbgfs_pm.keep_alive_seconds); 426 if (mvmvif->dbgfs_pm.mask & MVM_DEBUGFS_PM_SKIP_OVER_DTIM) { 427 if (mvmvif->dbgfs_pm.skip_over_dtim) 428 cmd->flags |= 429 cpu_to_le16(POWER_FLAGS_SKIP_OVER_DTIM_MSK); 430 else 431 cmd->flags &= 432 cpu_to_le16(~POWER_FLAGS_SKIP_OVER_DTIM_MSK); 433 } 434 if (mvmvif->dbgfs_pm.mask & MVM_DEBUGFS_PM_RX_DATA_TIMEOUT) 435 cmd->rx_data_timeout = 436 cpu_to_le32(mvmvif->dbgfs_pm.rx_data_timeout); 437 if (mvmvif->dbgfs_pm.mask & MVM_DEBUGFS_PM_TX_DATA_TIMEOUT) 438 cmd->tx_data_timeout = 439 cpu_to_le32(mvmvif->dbgfs_pm.tx_data_timeout); 440 if (mvmvif->dbgfs_pm.mask & MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS) 441 cmd->skip_dtim_periods = mvmvif->dbgfs_pm.skip_dtim_periods; 442 if (mvmvif->dbgfs_pm.mask & MVM_DEBUGFS_PM_LPRX_ENA) { 443 if (mvmvif->dbgfs_pm.lprx_ena) 444 cmd->flags |= cpu_to_le16(POWER_FLAGS_LPRX_ENA_MSK); 445 else 446 cmd->flags &= cpu_to_le16(~POWER_FLAGS_LPRX_ENA_MSK); 447 } 448 if (mvmvif->dbgfs_pm.mask & MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD) 449 cmd->lprx_rssi_threshold = mvmvif->dbgfs_pm.lprx_rssi_threshold; 450 if (mvmvif->dbgfs_pm.mask & MVM_DEBUGFS_PM_SNOOZE_ENABLE) { 451 if (mvmvif->dbgfs_pm.snooze_ena) 452 cmd->flags |= 453 cpu_to_le16(POWER_FLAGS_SNOOZE_ENA_MSK); 454 else 455 cmd->flags &= 456 cpu_to_le16(~POWER_FLAGS_SNOOZE_ENA_MSK); 457 } 458 if (mvmvif->dbgfs_pm.mask & MVM_DEBUGFS_PM_UAPSD_MISBEHAVING) { 459 u16 flag = POWER_FLAGS_UAPSD_MISBEHAVING_ENA_MSK; 460 if (mvmvif->dbgfs_pm.uapsd_misbehaving) 461 cmd->flags |= cpu_to_le16(flag); 462 else 463 cmd->flags &= cpu_to_le16(flag); 464 } 465 #endif /* CONFIG_IWLWIFI_DEBUGFS */ 466 } 467 468 static int iwl_mvm_power_send_cmd(struct iwl_mvm *mvm, 469 struct ieee80211_vif *vif) 470 { 471 struct iwl_mac_power_cmd cmd = {}; 472 473 iwl_mvm_power_build_cmd(mvm, vif, &cmd, 474 mvm->cur_ucode != IWL_UCODE_WOWLAN); 475 iwl_mvm_power_log(mvm, &cmd); 476 #ifdef CONFIG_IWLWIFI_DEBUGFS 477 memcpy(&iwl_mvm_vif_from_mac80211(vif)->mac_pwr_cmd, &cmd, sizeof(cmd)); 478 #endif 479 480 return iwl_mvm_send_cmd_pdu(mvm, MAC_PM_POWER_TABLE, 0, 481 sizeof(cmd), &cmd); 482 } 483 484 int iwl_mvm_power_update_device(struct iwl_mvm *mvm) 485 { 486 struct iwl_device_power_cmd cmd = { 487 .flags = 0, 488 }; 489 490 if (iwlmvm_mod_params.power_scheme == IWL_POWER_SCHEME_CAM) 491 mvm->ps_disabled = true; 492 493 if (!mvm->ps_disabled) 494 cmd.flags |= cpu_to_le16(DEVICE_POWER_FLAGS_POWER_SAVE_ENA_MSK); 495 496 #ifdef CONFIG_IWLWIFI_DEBUGFS 497 if ((mvm->cur_ucode == IWL_UCODE_WOWLAN) ? mvm->disable_power_off_d3 : 498 mvm->disable_power_off) 499 cmd.flags &= 500 cpu_to_le16(~DEVICE_POWER_FLAGS_POWER_SAVE_ENA_MSK); 501 #endif 502 IWL_DEBUG_POWER(mvm, 503 "Sending device power command with flags = 0x%X\n", 504 cmd.flags); 505 506 return iwl_mvm_send_cmd_pdu(mvm, POWER_TABLE_CMD, 0, sizeof(cmd), 507 &cmd); 508 } 509 510 void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 511 { 512 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); 513 514 if (memcmp(vif->bss_conf.bssid, mvmvif->uapsd_misbehaving_bssid, 515 ETH_ALEN)) 516 eth_zero_addr(mvmvif->uapsd_misbehaving_bssid); 517 } 518 519 static void iwl_mvm_power_uapsd_misbehav_ap_iterator(void *_data, u8 *mac, 520 struct ieee80211_vif *vif) 521 { 522 u8 *ap_sta_id = _data; 523 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); 524 525 /* The ap_sta_id is not expected to change during current association 526 * so no explicit protection is needed 527 */ 528 if (mvmvif->ap_sta_id == *ap_sta_id) 529 memcpy(mvmvif->uapsd_misbehaving_bssid, vif->bss_conf.bssid, 530 ETH_ALEN); 531 } 532 533 void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm, 534 struct iwl_rx_cmd_buffer *rxb) 535 { 536 struct iwl_rx_packet *pkt = rxb_addr(rxb); 537 struct iwl_uapsd_misbehaving_ap_notif *notif = (void *)pkt->data; 538 u8 ap_sta_id = le32_to_cpu(notif->sta_id); 539 540 ieee80211_iterate_active_interfaces_atomic( 541 mvm->hw, IEEE80211_IFACE_ITER_NORMAL, 542 iwl_mvm_power_uapsd_misbehav_ap_iterator, &ap_sta_id); 543 } 544 545 struct iwl_power_vifs { 546 struct iwl_mvm *mvm; 547 struct ieee80211_vif *bf_vif; 548 struct ieee80211_vif *bss_vif; 549 struct ieee80211_vif *p2p_vif; 550 struct ieee80211_vif *ap_vif; 551 struct ieee80211_vif *monitor_vif; 552 bool p2p_active; 553 bool bss_active; 554 bool ap_active; 555 bool monitor_active; 556 }; 557 558 static void iwl_mvm_power_disable_pm_iterator(void *_data, u8* mac, 559 struct ieee80211_vif *vif) 560 { 561 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); 562 563 mvmvif->pm_enabled = false; 564 } 565 566 static void iwl_mvm_power_ps_disabled_iterator(void *_data, u8* mac, 567 struct ieee80211_vif *vif) 568 { 569 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); 570 bool *disable_ps = _data; 571 572 if (mvmvif->phy_ctxt) 573 if (mvmvif->phy_ctxt->id < MAX_PHYS) 574 *disable_ps |= mvmvif->ps_disabled; 575 } 576 577 static void iwl_mvm_power_get_vifs_iterator(void *_data, u8 *mac, 578 struct ieee80211_vif *vif) 579 { 580 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); 581 struct iwl_power_vifs *power_iterator = _data; 582 583 switch (ieee80211_vif_type_p2p(vif)) { 584 case NL80211_IFTYPE_P2P_DEVICE: 585 break; 586 587 case NL80211_IFTYPE_P2P_GO: 588 case NL80211_IFTYPE_AP: 589 /* only a single MAC of the same type */ 590 WARN_ON(power_iterator->ap_vif); 591 power_iterator->ap_vif = vif; 592 if (mvmvif->phy_ctxt) 593 if (mvmvif->phy_ctxt->id < MAX_PHYS) 594 power_iterator->ap_active = true; 595 break; 596 597 case NL80211_IFTYPE_MONITOR: 598 /* only a single MAC of the same type */ 599 WARN_ON(power_iterator->monitor_vif); 600 power_iterator->monitor_vif = vif; 601 if (mvmvif->phy_ctxt) 602 if (mvmvif->phy_ctxt->id < MAX_PHYS) 603 power_iterator->monitor_active = true; 604 break; 605 606 case NL80211_IFTYPE_P2P_CLIENT: 607 /* only a single MAC of the same type */ 608 WARN_ON(power_iterator->p2p_vif); 609 power_iterator->p2p_vif = vif; 610 if (mvmvif->phy_ctxt) 611 if (mvmvif->phy_ctxt->id < MAX_PHYS) 612 power_iterator->p2p_active = true; 613 break; 614 615 case NL80211_IFTYPE_STATION: 616 power_iterator->bss_vif = vif; 617 if (mvmvif->phy_ctxt) 618 if (mvmvif->phy_ctxt->id < MAX_PHYS) 619 power_iterator->bss_active = true; 620 621 if (mvmvif->bf_data.bf_enabled && 622 !WARN_ON(power_iterator->bf_vif)) 623 power_iterator->bf_vif = vif; 624 625 break; 626 627 default: 628 break; 629 } 630 } 631 632 static void iwl_mvm_power_set_pm(struct iwl_mvm *mvm, 633 struct iwl_power_vifs *vifs) 634 { 635 struct iwl_mvm_vif *bss_mvmvif = NULL; 636 struct iwl_mvm_vif *p2p_mvmvif = NULL; 637 struct iwl_mvm_vif *ap_mvmvif = NULL; 638 bool client_same_channel = false; 639 bool ap_same_channel = false; 640 641 lockdep_assert_held(&mvm->mutex); 642 643 /* set pm_enable to false */ 644 ieee80211_iterate_active_interfaces_atomic(mvm->hw, 645 IEEE80211_IFACE_ITER_NORMAL, 646 iwl_mvm_power_disable_pm_iterator, 647 NULL); 648 649 if (vifs->bss_vif) 650 bss_mvmvif = iwl_mvm_vif_from_mac80211(vifs->bss_vif); 651 652 if (vifs->p2p_vif) 653 p2p_mvmvif = iwl_mvm_vif_from_mac80211(vifs->p2p_vif); 654 655 if (vifs->ap_vif) 656 ap_mvmvif = iwl_mvm_vif_from_mac80211(vifs->ap_vif); 657 658 /* don't allow PM if any TDLS stations exist */ 659 if (iwl_mvm_tdls_sta_count(mvm, NULL)) 660 return; 661 662 /* enable PM on bss if bss stand alone */ 663 if (vifs->bss_active && !vifs->p2p_active && !vifs->ap_active) { 664 bss_mvmvif->pm_enabled = true; 665 return; 666 } 667 668 /* enable PM on p2p if p2p stand alone */ 669 if (vifs->p2p_active && !vifs->bss_active && !vifs->ap_active) { 670 if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_P2P_PM) 671 p2p_mvmvif->pm_enabled = true; 672 return; 673 } 674 675 if (vifs->bss_active && vifs->p2p_active) 676 client_same_channel = (bss_mvmvif->phy_ctxt->id == 677 p2p_mvmvif->phy_ctxt->id); 678 if (vifs->bss_active && vifs->ap_active) 679 ap_same_channel = (bss_mvmvif->phy_ctxt->id == 680 ap_mvmvif->phy_ctxt->id); 681 682 /* clients are not stand alone: enable PM if DCM */ 683 if (!(client_same_channel || ap_same_channel) && 684 (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BSS_P2P_PS_DCM)) { 685 if (vifs->bss_active) 686 bss_mvmvif->pm_enabled = true; 687 if (vifs->p2p_active && 688 (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_P2P_PM)) 689 p2p_mvmvif->pm_enabled = true; 690 return; 691 } 692 693 /* 694 * There is only one channel in the system and there are only 695 * bss and p2p clients that share it 696 */ 697 if (client_same_channel && !vifs->ap_active && 698 (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BSS_P2P_PS_SCM)) { 699 /* share same channel*/ 700 bss_mvmvif->pm_enabled = true; 701 if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_P2P_PM) 702 p2p_mvmvif->pm_enabled = true; 703 } 704 } 705 706 #ifdef CONFIG_IWLWIFI_DEBUGFS 707 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, 708 struct ieee80211_vif *vif, char *buf, 709 int bufsz) 710 { 711 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); 712 struct iwl_mac_power_cmd cmd = {}; 713 int pos = 0; 714 715 mutex_lock(&mvm->mutex); 716 memcpy(&cmd, &mvmvif->mac_pwr_cmd, sizeof(cmd)); 717 mutex_unlock(&mvm->mutex); 718 719 pos += scnprintf(buf+pos, bufsz-pos, "power_scheme = %d\n", 720 iwlmvm_mod_params.power_scheme); 721 pos += scnprintf(buf+pos, bufsz-pos, "flags = 0x%x\n", 722 le16_to_cpu(cmd.flags)); 723 pos += scnprintf(buf+pos, bufsz-pos, "keep_alive = %d\n", 724 le16_to_cpu(cmd.keep_alive_seconds)); 725 726 if (!(cmd.flags & cpu_to_le16(POWER_FLAGS_POWER_MANAGEMENT_ENA_MSK))) 727 return pos; 728 729 pos += scnprintf(buf+pos, bufsz-pos, "skip_over_dtim = %d\n", 730 (cmd.flags & 731 cpu_to_le16(POWER_FLAGS_SKIP_OVER_DTIM_MSK)) ? 1 : 0); 732 pos += scnprintf(buf+pos, bufsz-pos, "skip_dtim_periods = %d\n", 733 cmd.skip_dtim_periods); 734 if (!(cmd.flags & cpu_to_le16(POWER_FLAGS_ADVANCE_PM_ENA_MSK))) { 735 pos += scnprintf(buf+pos, bufsz-pos, "rx_data_timeout = %d\n", 736 le32_to_cpu(cmd.rx_data_timeout)); 737 pos += scnprintf(buf+pos, bufsz-pos, "tx_data_timeout = %d\n", 738 le32_to_cpu(cmd.tx_data_timeout)); 739 } 740 if (cmd.flags & cpu_to_le16(POWER_FLAGS_LPRX_ENA_MSK)) 741 pos += scnprintf(buf+pos, bufsz-pos, 742 "lprx_rssi_threshold = %d\n", 743 cmd.lprx_rssi_threshold); 744 745 if (!(cmd.flags & cpu_to_le16(POWER_FLAGS_ADVANCE_PM_ENA_MSK))) 746 return pos; 747 748 pos += scnprintf(buf+pos, bufsz-pos, "rx_data_timeout_uapsd = %d\n", 749 le32_to_cpu(cmd.rx_data_timeout_uapsd)); 750 pos += scnprintf(buf+pos, bufsz-pos, "tx_data_timeout_uapsd = %d\n", 751 le32_to_cpu(cmd.tx_data_timeout_uapsd)); 752 pos += scnprintf(buf+pos, bufsz-pos, "qndp_tid = %d\n", cmd.qndp_tid); 753 pos += scnprintf(buf+pos, bufsz-pos, "uapsd_ac_flags = 0x%x\n", 754 cmd.uapsd_ac_flags); 755 pos += scnprintf(buf+pos, bufsz-pos, "uapsd_max_sp = %d\n", 756 cmd.uapsd_max_sp); 757 pos += scnprintf(buf+pos, bufsz-pos, "heavy_tx_thld_packets = %d\n", 758 cmd.heavy_tx_thld_packets); 759 pos += scnprintf(buf+pos, bufsz-pos, "heavy_rx_thld_packets = %d\n", 760 cmd.heavy_rx_thld_packets); 761 pos += scnprintf(buf+pos, bufsz-pos, "heavy_tx_thld_percentage = %d\n", 762 cmd.heavy_tx_thld_percentage); 763 pos += scnprintf(buf+pos, bufsz-pos, "heavy_rx_thld_percentage = %d\n", 764 cmd.heavy_rx_thld_percentage); 765 pos += scnprintf(buf+pos, bufsz-pos, "uapsd_misbehaving_enable = %d\n", 766 (cmd.flags & 767 cpu_to_le16(POWER_FLAGS_UAPSD_MISBEHAVING_ENA_MSK)) ? 768 1 : 0); 769 770 if (!(cmd.flags & cpu_to_le16(POWER_FLAGS_SNOOZE_ENA_MSK))) 771 return pos; 772 773 pos += scnprintf(buf+pos, bufsz-pos, "snooze_interval = %d\n", 774 cmd.snooze_interval); 775 pos += scnprintf(buf+pos, bufsz-pos, "snooze_window = %d\n", 776 cmd.snooze_window); 777 778 return pos; 779 } 780 781 void 782 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif, 783 struct iwl_beacon_filter_cmd *cmd) 784 { 785 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); 786 struct iwl_dbgfs_bf *dbgfs_bf = &mvmvif->dbgfs_bf; 787 788 if (dbgfs_bf->mask & MVM_DEBUGFS_BF_ENERGY_DELTA) 789 cmd->bf_energy_delta = cpu_to_le32(dbgfs_bf->bf_energy_delta); 790 if (dbgfs_bf->mask & MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA) 791 cmd->bf_roaming_energy_delta = 792 cpu_to_le32(dbgfs_bf->bf_roaming_energy_delta); 793 if (dbgfs_bf->mask & MVM_DEBUGFS_BF_ROAMING_STATE) 794 cmd->bf_roaming_state = cpu_to_le32(dbgfs_bf->bf_roaming_state); 795 if (dbgfs_bf->mask & MVM_DEBUGFS_BF_TEMP_THRESHOLD) 796 cmd->bf_temp_threshold = 797 cpu_to_le32(dbgfs_bf->bf_temp_threshold); 798 if (dbgfs_bf->mask & MVM_DEBUGFS_BF_TEMP_FAST_FILTER) 799 cmd->bf_temp_fast_filter = 800 cpu_to_le32(dbgfs_bf->bf_temp_fast_filter); 801 if (dbgfs_bf->mask & MVM_DEBUGFS_BF_TEMP_SLOW_FILTER) 802 cmd->bf_temp_slow_filter = 803 cpu_to_le32(dbgfs_bf->bf_temp_slow_filter); 804 if (dbgfs_bf->mask & MVM_DEBUGFS_BF_DEBUG_FLAG) 805 cmd->bf_debug_flag = cpu_to_le32(dbgfs_bf->bf_debug_flag); 806 if (dbgfs_bf->mask & MVM_DEBUGFS_BF_ESCAPE_TIMER) 807 cmd->bf_escape_timer = cpu_to_le32(dbgfs_bf->bf_escape_timer); 808 if (dbgfs_bf->mask & MVM_DEBUGFS_BA_ESCAPE_TIMER) 809 cmd->ba_escape_timer = cpu_to_le32(dbgfs_bf->ba_escape_timer); 810 if (dbgfs_bf->mask & MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT) 811 cmd->ba_enable_beacon_abort = 812 cpu_to_le32(dbgfs_bf->ba_enable_beacon_abort); 813 } 814 #endif 815 816 static int _iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm, 817 struct ieee80211_vif *vif, 818 struct iwl_beacon_filter_cmd *cmd, 819 u32 cmd_flags, 820 bool d0i3) 821 { 822 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); 823 int ret; 824 825 if (mvmvif != mvm->bf_allowed_vif || !vif->bss_conf.dtim_period || 826 vif->type != NL80211_IFTYPE_STATION || vif->p2p) 827 return 0; 828 829 iwl_mvm_beacon_filter_set_cqm_params(mvm, vif, cmd, d0i3); 830 if (!d0i3) 831 iwl_mvm_beacon_filter_debugfs_parameters(vif, cmd); 832 ret = iwl_mvm_beacon_filter_send_cmd(mvm, cmd, cmd_flags); 833 834 /* don't change bf_enabled in case of temporary d0i3 configuration */ 835 if (!ret && !d0i3) 836 mvmvif->bf_data.bf_enabled = true; 837 838 return ret; 839 } 840 841 int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm, 842 struct ieee80211_vif *vif, 843 u32 flags) 844 { 845 struct iwl_beacon_filter_cmd cmd = { 846 IWL_BF_CMD_CONFIG_DEFAULTS, 847 .bf_enable_beacon_filter = cpu_to_le32(1), 848 }; 849 850 return _iwl_mvm_enable_beacon_filter(mvm, vif, &cmd, flags, false); 851 } 852 853 static int iwl_mvm_update_beacon_abort(struct iwl_mvm *mvm, 854 struct ieee80211_vif *vif, 855 bool enable) 856 { 857 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); 858 struct iwl_beacon_filter_cmd cmd = { 859 IWL_BF_CMD_CONFIG_DEFAULTS, 860 .bf_enable_beacon_filter = cpu_to_le32(1), 861 }; 862 863 if (!mvmvif->bf_data.bf_enabled) 864 return 0; 865 866 if (mvm->cur_ucode == IWL_UCODE_WOWLAN) 867 cmd.ba_escape_timer = cpu_to_le32(IWL_BA_ESCAPE_TIMER_D3); 868 869 mvmvif->bf_data.ba_enabled = enable; 870 return _iwl_mvm_enable_beacon_filter(mvm, vif, &cmd, 0, false); 871 } 872 873 int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm, 874 struct ieee80211_vif *vif, 875 u32 flags) 876 { 877 struct iwl_beacon_filter_cmd cmd = {}; 878 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); 879 int ret; 880 881 if (vif->type != NL80211_IFTYPE_STATION || vif->p2p) 882 return 0; 883 884 ret = iwl_mvm_beacon_filter_send_cmd(mvm, &cmd, flags); 885 886 if (!ret) 887 mvmvif->bf_data.bf_enabled = false; 888 889 return ret; 890 } 891 892 static int iwl_mvm_power_set_ps(struct iwl_mvm *mvm) 893 { 894 bool disable_ps; 895 int ret; 896 897 /* disable PS if CAM */ 898 disable_ps = (iwlmvm_mod_params.power_scheme == IWL_POWER_SCHEME_CAM); 899 /* ...or if any of the vifs require PS to be off */ 900 ieee80211_iterate_active_interfaces_atomic(mvm->hw, 901 IEEE80211_IFACE_ITER_NORMAL, 902 iwl_mvm_power_ps_disabled_iterator, 903 &disable_ps); 904 905 /* update device power state if it has changed */ 906 if (mvm->ps_disabled != disable_ps) { 907 bool old_ps_disabled = mvm->ps_disabled; 908 909 mvm->ps_disabled = disable_ps; 910 ret = iwl_mvm_power_update_device(mvm); 911 if (ret) { 912 mvm->ps_disabled = old_ps_disabled; 913 return ret; 914 } 915 } 916 917 return 0; 918 } 919 920 static int iwl_mvm_power_set_ba(struct iwl_mvm *mvm, 921 struct iwl_power_vifs *vifs) 922 { 923 struct iwl_mvm_vif *mvmvif; 924 bool ba_enable; 925 926 if (!vifs->bf_vif) 927 return 0; 928 929 mvmvif = iwl_mvm_vif_from_mac80211(vifs->bf_vif); 930 931 ba_enable = !(!mvmvif->pm_enabled || mvm->ps_disabled || 932 !vifs->bf_vif->bss_conf.ps || 933 iwl_mvm_vif_low_latency(mvmvif)); 934 935 return iwl_mvm_update_beacon_abort(mvm, vifs->bf_vif, ba_enable); 936 } 937 938 int iwl_mvm_power_update_ps(struct iwl_mvm *mvm) 939 { 940 struct iwl_power_vifs vifs = { 941 .mvm = mvm, 942 }; 943 int ret; 944 945 lockdep_assert_held(&mvm->mutex); 946 947 /* get vifs info */ 948 ieee80211_iterate_active_interfaces_atomic(mvm->hw, 949 IEEE80211_IFACE_ITER_NORMAL, 950 iwl_mvm_power_get_vifs_iterator, &vifs); 951 952 ret = iwl_mvm_power_set_ps(mvm); 953 if (ret) 954 return ret; 955 956 return iwl_mvm_power_set_ba(mvm, &vifs); 957 } 958 959 int iwl_mvm_power_update_mac(struct iwl_mvm *mvm) 960 { 961 struct iwl_power_vifs vifs = { 962 .mvm = mvm, 963 }; 964 int ret; 965 966 lockdep_assert_held(&mvm->mutex); 967 968 /* get vifs info */ 969 ieee80211_iterate_active_interfaces_atomic(mvm->hw, 970 IEEE80211_IFACE_ITER_NORMAL, 971 iwl_mvm_power_get_vifs_iterator, &vifs); 972 973 iwl_mvm_power_set_pm(mvm, &vifs); 974 975 ret = iwl_mvm_power_set_ps(mvm); 976 if (ret) 977 return ret; 978 979 if (vifs.bss_vif) { 980 ret = iwl_mvm_power_send_cmd(mvm, vifs.bss_vif); 981 if (ret) 982 return ret; 983 } 984 985 if (vifs.p2p_vif) { 986 ret = iwl_mvm_power_send_cmd(mvm, vifs.p2p_vif); 987 if (ret) 988 return ret; 989 } 990 991 return iwl_mvm_power_set_ba(mvm, &vifs); 992 } 993 994 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm, 995 struct ieee80211_vif *vif, 996 bool enable, u32 flags) 997 { 998 int ret; 999 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); 1000 struct iwl_mac_power_cmd cmd = {}; 1001 1002 if (vif->type != NL80211_IFTYPE_STATION || vif->p2p) 1003 return 0; 1004 1005 if (!vif->bss_conf.assoc) 1006 return 0; 1007 1008 iwl_mvm_power_build_cmd(mvm, vif, &cmd, !enable); 1009 1010 iwl_mvm_power_log(mvm, &cmd); 1011 #ifdef CONFIG_IWLWIFI_DEBUGFS 1012 memcpy(&mvmvif->mac_pwr_cmd, &cmd, sizeof(cmd)); 1013 #endif 1014 ret = iwl_mvm_send_cmd_pdu(mvm, MAC_PM_POWER_TABLE, flags, 1015 sizeof(cmd), &cmd); 1016 if (ret) 1017 return ret; 1018 1019 /* configure beacon filtering */ 1020 if (mvmvif != mvm->bf_allowed_vif) 1021 return 0; 1022 1023 if (enable) { 1024 struct iwl_beacon_filter_cmd cmd_bf = { 1025 IWL_BF_CMD_CONFIG_D0I3, 1026 .bf_enable_beacon_filter = cpu_to_le32(1), 1027 }; 1028 ret = _iwl_mvm_enable_beacon_filter(mvm, vif, &cmd_bf, 1029 flags, true); 1030 } else { 1031 if (mvmvif->bf_data.bf_enabled) 1032 ret = iwl_mvm_enable_beacon_filter(mvm, vif, flags); 1033 else 1034 ret = iwl_mvm_disable_beacon_filter(mvm, vif, flags); 1035 } 1036 1037 return ret; 1038 } 1039