1 // SPDX-License-Identifier: GPL-2.0 2 /****************************************************************************** 3 * 4 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. 5 * 6 ******************************************************************************/ 7 #define _OS_INTFS_C_ 8 9 #include <drv_types.h> 10 #include <rtw_debug.h> 11 #include <hal_data.h> 12 13 MODULE_LICENSE("GPL"); 14 MODULE_DESCRIPTION("Realtek Wireless Lan Driver"); 15 MODULE_AUTHOR("Realtek Semiconductor Corp."); 16 MODULE_VERSION(DRIVERVERSION); 17 18 /* module param defaults */ 19 static int rtw_chip_version; 20 static int rtw_rfintfs = HWPI; 21 static int rtw_lbkmode;/* RTL8712_AIR_TRX; */ 22 23 24 static int rtw_network_mode = Ndis802_11IBSS;/* Ndis802_11Infrastructure;infra, ad-hoc, auto */ 25 /* struct ndis_802_11_ssid ssid; */ 26 static int rtw_channel = 1;/* ad-hoc support requirement */ 27 static int rtw_wireless_mode = WIRELESS_MODE_MAX; 28 static int rtw_vrtl_carrier_sense = AUTO_VCS; 29 static int rtw_vcs_type = RTS_CTS;/* */ 30 static int rtw_rts_thresh = 2347;/* */ 31 static int rtw_frag_thresh = 2346;/* */ 32 static int rtw_preamble = PREAMBLE_LONG;/* long, short, auto */ 33 static int rtw_scan_mode = 1;/* active, passive */ 34 static int rtw_adhoc_tx_pwr = 1; 35 static int rtw_soft_ap; 36 /* int smart_ps = 1; */ 37 static int rtw_power_mgnt = 1; 38 static int rtw_ips_mode = IPS_NORMAL; 39 module_param(rtw_ips_mode, int, 0644); 40 MODULE_PARM_DESC(rtw_ips_mode, "The default IPS mode"); 41 42 static int rtw_smart_ps = 2; 43 44 static int rtw_check_fw_ps = 1; 45 46 static int rtw_usb_rxagg_mode = 2;/* USB_RX_AGG_DMA = 1, USB_RX_AGG_USB =2 */ 47 module_param(rtw_usb_rxagg_mode, int, 0644); 48 49 static int rtw_radio_enable = 1; 50 static int rtw_long_retry_lmt = 7; 51 static int rtw_short_retry_lmt = 7; 52 static int rtw_busy_thresh = 40; 53 /* int qos_enable = 0; */ 54 static int rtw_ack_policy = NORMAL_ACK; 55 56 static int rtw_software_encrypt; 57 static int rtw_software_decrypt; 58 59 static int rtw_acm_method;/* 0:By SW 1:By HW. */ 60 61 static int rtw_wmm_enable = 1;/* default is set to enable the wmm. */ 62 static int rtw_uapsd_enable; 63 static int rtw_uapsd_max_sp = NO_LIMIT; 64 static int rtw_uapsd_acbk_en; 65 static int rtw_uapsd_acbe_en; 66 static int rtw_uapsd_acvi_en; 67 static int rtw_uapsd_acvo_en; 68 69 int rtw_ht_enable = 1; 70 /* 0: 20 MHz, 1: 40 MHz, 2: 80 MHz, 3: 160MHz, 4: 80+80MHz */ 71 /* 2.4G use bit 0 ~ 3, 5G use bit 4 ~ 7 */ 72 /* 0x21 means enable 2.4G 40MHz & 5G 80MHz */ 73 static int rtw_bw_mode = 0x21; 74 static int rtw_ampdu_enable = 1;/* for enable tx_ampdu ,0: disable, 0x1:enable (but wifi_spec should be 0), 0x2: force enable (don't care wifi_spec) */ 75 static int rtw_rx_stbc = 1;/* 0: disable, 1:enable 2.4g */ 76 static int rtw_ampdu_amsdu;/* 0: disabled, 1:enabled, 2:auto . There is an IOT issu with DLINK DIR-629 when the flag turn on */ 77 /* Short GI support Bit Map */ 78 /* BIT0 - 20MHz, 0: non-support, 1: support */ 79 /* BIT1 - 40MHz, 0: non-support, 1: support */ 80 /* BIT2 - 80MHz, 0: non-support, 1: support */ 81 /* BIT3 - 160MHz, 0: non-support, 1: support */ 82 static int rtw_short_gi = 0xf; 83 /* BIT0: Enable VHT LDPC Rx, BIT1: Enable VHT LDPC Tx, BIT4: Enable HT LDPC Rx, BIT5: Enable HT LDPC Tx */ 84 static int rtw_ldpc_cap = 0x33; 85 /* BIT0: Enable VHT STBC Rx, BIT1: Enable VHT STBC Tx, BIT4: Enable HT STBC Rx, BIT5: Enable HT STBC Tx */ 86 static int rtw_stbc_cap = 0x13; 87 /* BIT0: Enable VHT Beamformer, BIT1: Enable VHT Beamformee, BIT4: Enable HT Beamformer, BIT5: Enable HT Beamformee */ 88 static int rtw_beamform_cap = 0x2; 89 90 static int rtw_lowrate_two_xmit = 1;/* Use 2 path Tx to transmit MCS0~7 and legacy mode */ 91 92 /* int rf_config = RF_1T2R; 1T2R */ 93 static int rtw_rf_config = RF_MAX_TYPE; /* auto */ 94 static int rtw_low_power; 95 static int rtw_wifi_spec; 96 static int rtw_channel_plan = RT_CHANNEL_DOMAIN_MAX; 97 98 static int rtw_btcoex_enable = 1; 99 module_param(rtw_btcoex_enable, int, 0644); 100 MODULE_PARM_DESC(rtw_btcoex_enable, "Enable BT co-existence mechanism"); 101 static int rtw_bt_iso = 2;/* 0:Low, 1:High, 2:From Efuse */ 102 static int rtw_bt_sco = 3;/* 0:Idle, 1:None-SCO, 2:SCO, 3:From Counter, 4.Busy, 5.OtherBusy */ 103 static int rtw_bt_ampdu = 1 ;/* 0:Disable BT control A-MPDU, 1:Enable BT control A-MPDU. */ 104 static int rtw_ant_num = -1; /* <0: undefined, >0: Antenna number */ 105 module_param(rtw_ant_num, int, 0644); 106 MODULE_PARM_DESC(rtw_ant_num, "Antenna number setting"); 107 108 static int rtw_antdiv_cfg = 1; /* 0:OFF , 1:ON, 2:decide by Efuse config */ 109 static int rtw_antdiv_type; /* 0:decide by efuse 1: for 88EE, 1Tx and 1RxCG are diversity.(2 Ant with SPDT), 2: for 88EE, 1Tx and 2Rx are diversity.(2 Ant, Tx and RxCG are both on aux port, RxCS is on main port), 3: for 88EE, 1Tx and 1RxCG are fixed.(1Ant, Tx and RxCG are both on aux port) */ 110 111 112 static int rtw_enusbss;/* 0:disable, 1:enable */ 113 114 static int rtw_hwpdn_mode = 2;/* 0:disable, 1:enable, 2: by EFUSE config */ 115 116 static int rtw_hwpwrp_detect; /* HW power ping detect 0:disable , 1:enable */ 117 118 static int rtw_hw_wps_pbc; 119 120 int rtw_mc2u_disable = 0; 121 122 static int rtw_80211d; 123 124 static int rtw_qos_opt_enable;/* 0: disable, 1:enable */ 125 module_param(rtw_qos_opt_enable, int, 0644); 126 127 static char *ifname = "wlan%d"; 128 module_param(ifname, charp, 0644); 129 MODULE_PARM_DESC(ifname, "The default name to allocate for first interface"); 130 131 char *rtw_initmac = NULL; /* temp mac address if users want to use instead of the mac address in Efuse */ 132 133 module_param(rtw_initmac, charp, 0644); 134 module_param(rtw_channel_plan, int, 0644); 135 module_param(rtw_chip_version, int, 0644); 136 module_param(rtw_rfintfs, int, 0644); 137 module_param(rtw_lbkmode, int, 0644); 138 module_param(rtw_network_mode, int, 0644); 139 module_param(rtw_channel, int, 0644); 140 module_param(rtw_wmm_enable, int, 0644); 141 module_param(rtw_vrtl_carrier_sense, int, 0644); 142 module_param(rtw_vcs_type, int, 0644); 143 module_param(rtw_busy_thresh, int, 0644); 144 145 module_param(rtw_ht_enable, int, 0644); 146 module_param(rtw_bw_mode, int, 0644); 147 module_param(rtw_ampdu_enable, int, 0644); 148 module_param(rtw_rx_stbc, int, 0644); 149 module_param(rtw_ampdu_amsdu, int, 0644); 150 151 module_param(rtw_lowrate_two_xmit, int, 0644); 152 153 module_param(rtw_rf_config, int, 0644); 154 module_param(rtw_power_mgnt, int, 0644); 155 module_param(rtw_smart_ps, int, 0644); 156 module_param(rtw_low_power, int, 0644); 157 module_param(rtw_wifi_spec, int, 0644); 158 159 module_param(rtw_antdiv_cfg, int, 0644); 160 module_param(rtw_antdiv_type, int, 0644); 161 162 module_param(rtw_enusbss, int, 0644); 163 module_param(rtw_hwpdn_mode, int, 0644); 164 module_param(rtw_hwpwrp_detect, int, 0644); 165 166 module_param(rtw_hw_wps_pbc, int, 0644); 167 168 static uint rtw_max_roaming_times = 2; 169 module_param(rtw_max_roaming_times, uint, 0644); 170 MODULE_PARM_DESC(rtw_max_roaming_times, "The max roaming times to try"); 171 172 module_param(rtw_mc2u_disable, int, 0644); 173 174 module_param(rtw_80211d, int, 0644); 175 MODULE_PARM_DESC(rtw_80211d, "Enable 802.11d mechanism"); 176 177 static uint rtw_notch_filter; 178 module_param(rtw_notch_filter, uint, 0644); 179 MODULE_PARM_DESC(rtw_notch_filter, "0:Disable, 1:Enable, 2:Enable only for P2P"); 180 181 #define CONFIG_RTW_HIQ_FILTER 1 182 183 static uint rtw_hiq_filter = CONFIG_RTW_HIQ_FILTER; 184 module_param(rtw_hiq_filter, uint, 0644); 185 MODULE_PARM_DESC(rtw_hiq_filter, "0:allow all, 1:allow special, 2:deny all"); 186 187 static int rtw_tx_pwr_lmt_enable; 188 static int rtw_tx_pwr_by_rate; 189 190 module_param(rtw_tx_pwr_lmt_enable, int, 0644); 191 MODULE_PARM_DESC(rtw_tx_pwr_lmt_enable, "0:Disable, 1:Enable, 2: Depend on efuse"); 192 193 module_param(rtw_tx_pwr_by_rate, int, 0644); 194 MODULE_PARM_DESC(rtw_tx_pwr_by_rate, "0:Disable, 1:Enable, 2: Depend on efuse"); 195 196 static int netdev_close(struct net_device *pnetdev); 197 198 static void loadparam(struct adapter *padapter, struct net_device *pnetdev) 199 { 200 struct registry_priv *registry_par = &padapter->registrypriv; 201 202 registry_par->chip_version = (u8)rtw_chip_version; 203 registry_par->rfintfs = (u8)rtw_rfintfs; 204 registry_par->lbkmode = (u8)rtw_lbkmode; 205 /* registry_par->hci = (u8)hci; */ 206 registry_par->network_mode = (u8)rtw_network_mode; 207 208 memcpy(registry_par->ssid.Ssid, "ANY", 3); 209 registry_par->ssid.SsidLength = 3; 210 211 registry_par->channel = (u8)rtw_channel; 212 registry_par->wireless_mode = (u8)rtw_wireless_mode; 213 214 registry_par->vrtl_carrier_sense = (u8)rtw_vrtl_carrier_sense; 215 registry_par->vcs_type = (u8)rtw_vcs_type; 216 registry_par->rts_thresh = (u16)rtw_rts_thresh; 217 registry_par->frag_thresh = (u16)rtw_frag_thresh; 218 registry_par->preamble = (u8)rtw_preamble; 219 registry_par->scan_mode = (u8)rtw_scan_mode; 220 registry_par->adhoc_tx_pwr = (u8)rtw_adhoc_tx_pwr; 221 registry_par->soft_ap = (u8)rtw_soft_ap; 222 registry_par->smart_ps = (u8)rtw_smart_ps; 223 registry_par->check_fw_ps = (u8)rtw_check_fw_ps; 224 registry_par->power_mgnt = (u8)rtw_power_mgnt; 225 registry_par->ips_mode = (u8)rtw_ips_mode; 226 registry_par->radio_enable = (u8)rtw_radio_enable; 227 registry_par->long_retry_lmt = (u8)rtw_long_retry_lmt; 228 registry_par->short_retry_lmt = (u8)rtw_short_retry_lmt; 229 registry_par->busy_thresh = (u16)rtw_busy_thresh; 230 /* registry_par->qos_enable = (u8)rtw_qos_enable; */ 231 registry_par->ack_policy = (u8)rtw_ack_policy; 232 registry_par->software_encrypt = (u8)rtw_software_encrypt; 233 registry_par->software_decrypt = (u8)rtw_software_decrypt; 234 235 registry_par->acm_method = (u8)rtw_acm_method; 236 registry_par->usb_rxagg_mode = (u8)rtw_usb_rxagg_mode; 237 238 /* UAPSD */ 239 registry_par->wmm_enable = (u8)rtw_wmm_enable; 240 registry_par->uapsd_enable = (u8)rtw_uapsd_enable; 241 registry_par->uapsd_max_sp = (u8)rtw_uapsd_max_sp; 242 registry_par->uapsd_acbk_en = (u8)rtw_uapsd_acbk_en; 243 registry_par->uapsd_acbe_en = (u8)rtw_uapsd_acbe_en; 244 registry_par->uapsd_acvi_en = (u8)rtw_uapsd_acvi_en; 245 registry_par->uapsd_acvo_en = (u8)rtw_uapsd_acvo_en; 246 247 registry_par->ht_enable = (u8)rtw_ht_enable; 248 registry_par->bw_mode = (u8)rtw_bw_mode; 249 registry_par->ampdu_enable = (u8)rtw_ampdu_enable; 250 registry_par->rx_stbc = (u8)rtw_rx_stbc; 251 registry_par->ampdu_amsdu = (u8)rtw_ampdu_amsdu; 252 registry_par->short_gi = (u8)rtw_short_gi; 253 registry_par->ldpc_cap = (u8)rtw_ldpc_cap; 254 registry_par->stbc_cap = (u8)rtw_stbc_cap; 255 registry_par->beamform_cap = (u8)rtw_beamform_cap; 256 257 registry_par->lowrate_two_xmit = (u8)rtw_lowrate_two_xmit; 258 registry_par->rf_config = (u8)rtw_rf_config; 259 registry_par->low_power = (u8)rtw_low_power; 260 261 262 registry_par->wifi_spec = (u8)rtw_wifi_spec; 263 264 registry_par->channel_plan = (u8)rtw_channel_plan; 265 266 registry_par->btcoex = (u8)rtw_btcoex_enable; 267 registry_par->bt_iso = (u8)rtw_bt_iso; 268 registry_par->bt_sco = (u8)rtw_bt_sco; 269 registry_par->bt_ampdu = (u8)rtw_bt_ampdu; 270 registry_par->ant_num = (s8)rtw_ant_num; 271 272 registry_par->accept_addba_req = true; 273 274 registry_par->antdiv_cfg = (u8)rtw_antdiv_cfg; 275 registry_par->antdiv_type = (u8)rtw_antdiv_type; 276 277 registry_par->hw_wps_pbc = (u8)rtw_hw_wps_pbc; 278 279 registry_par->max_roaming_times = (u8)rtw_max_roaming_times; 280 281 registry_par->enable80211d = (u8)rtw_80211d; 282 283 snprintf(registry_par->ifname, 16, "%s", ifname); 284 285 registry_par->notch_filter = (u8)rtw_notch_filter; 286 287 registry_par->RegEnableTxPowerLimit = (u8)rtw_tx_pwr_lmt_enable; 288 registry_par->RegEnableTxPowerByRate = (u8)rtw_tx_pwr_by_rate; 289 290 registry_par->RegPowerBase = 14; 291 registry_par->TxBBSwing_2G = 0xFF; 292 registry_par->TxBBSwing_5G = 0xFF; 293 registry_par->bEn_RFE = 1; 294 registry_par->RFE_Type = 64; 295 296 registry_par->qos_opt_enable = (u8)rtw_qos_opt_enable; 297 298 registry_par->hiq_filter = (u8)rtw_hiq_filter; 299 } 300 301 static int rtw_net_set_mac_address(struct net_device *pnetdev, void *p) 302 { 303 struct adapter *padapter = rtw_netdev_priv(pnetdev); 304 struct sockaddr *addr = p; 305 306 if (!padapter->bup) { 307 /* addr->sa_data[4], addr->sa_data[5]); */ 308 memcpy(padapter->eeprompriv.mac_addr, addr->sa_data, ETH_ALEN); 309 /* memcpy(pnetdev->dev_addr, addr->sa_data, ETH_ALEN); */ 310 /* padapter->bset_hwaddr = true; */ 311 } 312 313 return 0; 314 } 315 316 static struct net_device_stats *rtw_net_get_stats(struct net_device *pnetdev) 317 { 318 struct adapter *padapter = rtw_netdev_priv(pnetdev); 319 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv); 320 struct recv_priv *precvpriv = &(padapter->recvpriv); 321 322 padapter->stats.tx_packets = pxmitpriv->tx_pkts;/* pxmitpriv->tx_pkts++; */ 323 padapter->stats.rx_packets = precvpriv->rx_pkts;/* precvpriv->rx_pkts++; */ 324 padapter->stats.tx_dropped = pxmitpriv->tx_drop; 325 padapter->stats.rx_dropped = precvpriv->rx_drop; 326 padapter->stats.tx_bytes = pxmitpriv->tx_bytes; 327 padapter->stats.rx_bytes = precvpriv->rx_bytes; 328 329 return &padapter->stats; 330 } 331 332 /* 333 * AC to queue mapping 334 * 335 * AC_VO -> queue 0 336 * AC_VI -> queue 1 337 * AC_BE -> queue 2 338 * AC_BK -> queue 3 339 */ 340 static const u16 rtw_1d_to_queue[8] = { 2, 3, 3, 2, 1, 1, 0, 0 }; 341 342 /* Given a data frame determine the 802.1p/1d tag to use. */ 343 static unsigned int rtw_classify8021d(struct sk_buff *skb) 344 { 345 unsigned int dscp; 346 347 /* skb->priority values from 256->263 are magic values to 348 * directly indicate a specific 802.1d priority. This is used 349 * to allow 802.1d priority to be passed directly in from VLAN 350 * tags, etc. 351 */ 352 if (skb->priority >= 256 && skb->priority <= 263) 353 return skb->priority - 256; 354 355 switch (skb->protocol) { 356 case htons(ETH_P_IP): 357 dscp = ip_hdr(skb)->tos & 0xfc; 358 break; 359 default: 360 return 0; 361 } 362 363 return dscp >> 5; 364 } 365 366 367 static u16 rtw_select_queue(struct net_device *dev, struct sk_buff *skb, 368 struct net_device *sb_dev) 369 { 370 struct adapter *padapter = rtw_netdev_priv(dev); 371 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 372 373 skb->priority = rtw_classify8021d(skb); 374 375 if (pmlmepriv->acm_mask != 0) 376 skb->priority = qos_acm(pmlmepriv->acm_mask, skb->priority); 377 378 return rtw_1d_to_queue[skb->priority]; 379 } 380 381 u16 rtw_recv_select_queue(struct sk_buff *skb) 382 { 383 struct iphdr *piphdr; 384 unsigned int dscp; 385 __be16 eth_type; 386 u32 priority; 387 u8 *pdata = skb->data; 388 389 memcpy(ð_type, pdata + (ETH_ALEN << 1), 2); 390 391 switch (be16_to_cpu(eth_type)) { 392 case ETH_P_IP: 393 394 piphdr = (struct iphdr *)(pdata + ETH_HLEN); 395 396 dscp = piphdr->tos & 0xfc; 397 398 priority = dscp >> 5; 399 400 break; 401 default: 402 priority = 0; 403 } 404 405 return rtw_1d_to_queue[priority]; 406 } 407 408 static int rtw_ndev_notifier_call(struct notifier_block *nb, unsigned long state, void *ptr) 409 { 410 struct net_device *dev = netdev_notifier_info_to_dev(ptr); 411 412 if (dev->netdev_ops->ndo_do_ioctl != rtw_ioctl) 413 return NOTIFY_DONE; 414 415 DBG_871X_LEVEL(_drv_info_, FUNC_NDEV_FMT " state:%lu\n", FUNC_NDEV_ARG(dev), state); 416 417 return NOTIFY_DONE; 418 } 419 420 static struct notifier_block rtw_ndev_notifier = { 421 .notifier_call = rtw_ndev_notifier_call, 422 }; 423 424 int rtw_ndev_notifier_register(void) 425 { 426 return register_netdevice_notifier(&rtw_ndev_notifier); 427 } 428 429 void rtw_ndev_notifier_unregister(void) 430 { 431 unregister_netdevice_notifier(&rtw_ndev_notifier); 432 } 433 434 435 static int rtw_ndev_init(struct net_device *dev) 436 { 437 struct adapter *adapter = rtw_netdev_priv(dev); 438 439 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT "\n", FUNC_ADPT_ARG(adapter)); 440 strncpy(adapter->old_ifname, dev->name, IFNAMSIZ); 441 442 return 0; 443 } 444 445 static void rtw_ndev_uninit(struct net_device *dev) 446 { 447 struct adapter *adapter = rtw_netdev_priv(dev); 448 449 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT "\n", FUNC_ADPT_ARG(adapter)); 450 } 451 452 static const struct net_device_ops rtw_netdev_ops = { 453 .ndo_init = rtw_ndev_init, 454 .ndo_uninit = rtw_ndev_uninit, 455 .ndo_open = netdev_open, 456 .ndo_stop = netdev_close, 457 .ndo_start_xmit = rtw_xmit_entry, 458 .ndo_select_queue = rtw_select_queue, 459 .ndo_set_mac_address = rtw_net_set_mac_address, 460 .ndo_get_stats = rtw_net_get_stats, 461 .ndo_do_ioctl = rtw_ioctl, 462 }; 463 464 int rtw_init_netdev_name(struct net_device *pnetdev, const char *ifname) 465 { 466 if (dev_alloc_name(pnetdev, ifname) < 0) { 467 pr_err("dev_alloc_name, fail for %s\n", ifname); 468 return 1; 469 } 470 netif_carrier_off(pnetdev); 471 /* rtw_netif_stop_queue(pnetdev); */ 472 473 return 0; 474 } 475 476 struct net_device *rtw_init_netdev(struct adapter *old_padapter) 477 { 478 struct adapter *padapter; 479 struct net_device *pnetdev; 480 481 if (old_padapter) 482 pnetdev = rtw_alloc_etherdev_with_old_priv(sizeof(struct adapter), (void *)old_padapter); 483 else 484 pnetdev = rtw_alloc_etherdev(sizeof(struct adapter)); 485 486 pr_info("pnetdev = %p\n", pnetdev); 487 if (!pnetdev) 488 return NULL; 489 490 padapter = rtw_netdev_priv(pnetdev); 491 padapter->pnetdev = pnetdev; 492 493 /* pnetdev->init = NULL; */ 494 495 pnetdev->netdev_ops = &rtw_netdev_ops; 496 497 /* pnetdev->tx_timeout = NULL; */ 498 pnetdev->watchdog_timeo = HZ * 3; /* 3 second timeout */ 499 pnetdev->wireless_handlers = (struct iw_handler_def *)&rtw_handlers_def; 500 501 /* step 2. */ 502 loadparam(padapter, pnetdev); 503 504 return pnetdev; 505 } 506 507 void rtw_unregister_netdevs(struct dvobj_priv *dvobj) 508 { 509 struct adapter *padapter = NULL; 510 struct net_device *pnetdev = NULL; 511 512 padapter = dvobj->padapters; 513 514 if (padapter == NULL) 515 return; 516 517 pnetdev = padapter->pnetdev; 518 519 if ((padapter->DriverState != DRIVER_DISAPPEAR) && pnetdev) 520 unregister_netdev(pnetdev); /* will call netdev_close() */ 521 rtw_wdev_unregister(padapter->rtw_wdev); 522 } 523 524 u32 rtw_start_drv_threads(struct adapter *padapter) 525 { 526 u32 _status = _SUCCESS; 527 528 padapter->xmitThread = kthread_run(rtw_xmit_thread, padapter, "RTW_XMIT_THREAD"); 529 if (IS_ERR(padapter->xmitThread)) 530 _status = _FAIL; 531 532 padapter->cmdThread = kthread_run(rtw_cmd_thread, padapter, "RTW_CMD_THREAD"); 533 if (IS_ERR(padapter->cmdThread)) 534 _status = _FAIL; 535 else 536 wait_for_completion(&padapter->cmdpriv.terminate_cmdthread_comp); /* wait for cmd_thread to run */ 537 538 rtw_hal_start_thread(padapter); 539 return _status; 540 } 541 542 void rtw_stop_drv_threads(struct adapter *padapter) 543 { 544 rtw_stop_cmd_thread(padapter); 545 546 /* Below is to termindate tx_thread... */ 547 complete(&padapter->xmitpriv.xmit_comp); 548 wait_for_completion(&padapter->xmitpriv.terminate_xmitthread_comp); 549 550 rtw_hal_stop_thread(padapter); 551 } 552 553 static void rtw_init_default_value(struct adapter *padapter) 554 { 555 struct registry_priv *pregistrypriv = &padapter->registrypriv; 556 struct xmit_priv *pxmitpriv = &padapter->xmitpriv; 557 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 558 struct security_priv *psecuritypriv = &padapter->securitypriv; 559 560 /* xmit_priv */ 561 pxmitpriv->vcs_setting = pregistrypriv->vrtl_carrier_sense; 562 pxmitpriv->vcs = pregistrypriv->vcs_type; 563 pxmitpriv->vcs_type = pregistrypriv->vcs_type; 564 /* pxmitpriv->rts_thresh = pregistrypriv->rts_thresh; */ 565 pxmitpriv->frag_len = pregistrypriv->frag_thresh; 566 567 /* recv_priv */ 568 569 /* mlme_priv */ 570 pmlmepriv->scan_mode = SCAN_ACTIVE; 571 572 /* qos_priv */ 573 /* pmlmepriv->qospriv.qos_option = pregistrypriv->wmm_enable; */ 574 575 /* ht_priv */ 576 pmlmepriv->htpriv.ampdu_enable = false;/* set to disabled */ 577 578 /* security_priv */ 579 /* rtw_get_encrypt_decrypt_from_registrypriv(padapter); */ 580 psecuritypriv->binstallGrpkey = _FAIL; 581 psecuritypriv->sw_encrypt = pregistrypriv->software_encrypt; 582 psecuritypriv->sw_decrypt = pregistrypriv->software_decrypt; 583 584 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */ 585 psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_; 586 587 psecuritypriv->dot11PrivacyKeyIndex = 0; 588 589 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_; 590 psecuritypriv->dot118021XGrpKeyid = 1; 591 592 psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen; 593 psecuritypriv->ndisencryptstatus = Ndis802_11WEPDisabled; 594 595 /* registry_priv */ 596 rtw_init_registrypriv_dev_network(padapter); 597 rtw_update_registrypriv_dev_network(padapter); 598 599 /* hal_priv */ 600 rtw_hal_def_value_init(padapter); 601 602 /* misc. */ 603 RTW_ENABLE_FUNC(padapter, DF_RX_BIT); 604 RTW_ENABLE_FUNC(padapter, DF_TX_BIT); 605 padapter->bLinkInfoDump = 0; 606 padapter->bNotifyChannelChange = 0; 607 608 /* for debug purpose */ 609 padapter->fix_rate = 0xFF; 610 padapter->driver_ampdu_spacing = 0xFF; 611 padapter->driver_rx_ampdu_factor = 0xFF; 612 613 } 614 615 struct dvobj_priv *devobj_init(void) 616 { 617 struct dvobj_priv *pdvobj = NULL; 618 619 pdvobj = rtw_zmalloc(sizeof(*pdvobj)); 620 if (pdvobj == NULL) 621 return NULL; 622 623 mutex_init(&pdvobj->hw_init_mutex); 624 mutex_init(&pdvobj->h2c_fwcmd_mutex); 625 mutex_init(&pdvobj->setch_mutex); 626 mutex_init(&pdvobj->setbw_mutex); 627 628 spin_lock_init(&pdvobj->lock); 629 630 pdvobj->macid[1] = true; /* macid = 1 for bc/mc stainfo */ 631 632 pdvobj->processing_dev_remove = false; 633 634 atomic_set(&pdvobj->disable_func, 0); 635 636 spin_lock_init(&pdvobj->cam_ctl.lock); 637 638 return pdvobj; 639 } 640 641 void devobj_deinit(struct dvobj_priv *pdvobj) 642 { 643 if (!pdvobj) 644 return; 645 646 mutex_destroy(&pdvobj->hw_init_mutex); 647 mutex_destroy(&pdvobj->h2c_fwcmd_mutex); 648 mutex_destroy(&pdvobj->setch_mutex); 649 mutex_destroy(&pdvobj->setbw_mutex); 650 651 kfree(pdvobj); 652 } 653 654 void rtw_reset_drv_sw(struct adapter *padapter) 655 { 656 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 657 struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(padapter); 658 659 /* hal_priv */ 660 if (is_primary_adapter(padapter)) 661 rtw_hal_def_value_init(padapter); 662 663 RTW_ENABLE_FUNC(padapter, DF_RX_BIT); 664 RTW_ENABLE_FUNC(padapter, DF_TX_BIT); 665 padapter->bLinkInfoDump = 0; 666 667 padapter->xmitpriv.tx_pkts = 0; 668 padapter->recvpriv.rx_pkts = 0; 669 670 pmlmepriv->LinkDetectInfo.bBusyTraffic = false; 671 672 /* pmlmepriv->LinkDetectInfo.TrafficBusyState = false; */ 673 pmlmepriv->LinkDetectInfo.TrafficTransitionCount = 0; 674 pmlmepriv->LinkDetectInfo.LowPowerTransitionCount = 0; 675 676 _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY | _FW_UNDER_LINKING); 677 678 pwrctrlpriv->pwr_state_check_cnts = 0; 679 680 /* mlmeextpriv */ 681 padapter->mlmeextpriv.sitesurvey_res.state = SCAN_DISABLE; 682 683 rtw_set_signal_stat_timer(&padapter->recvpriv); 684 685 } 686 687 688 u8 rtw_init_drv_sw(struct adapter *padapter) 689 { 690 u8 ret8 = _SUCCESS; 691 692 rtw_init_default_value(padapter); 693 694 rtw_init_hal_com_default_value(padapter); 695 696 if (rtw_init_cmd_priv(&padapter->cmdpriv)) { 697 ret8 = _FAIL; 698 goto exit; 699 } 700 701 padapter->cmdpriv.padapter = padapter; 702 703 if (rtw_init_evt_priv(&padapter->evtpriv)) { 704 ret8 = _FAIL; 705 goto exit; 706 } 707 708 709 if (rtw_init_mlme_priv(padapter) == _FAIL) { 710 ret8 = _FAIL; 711 goto exit; 712 } 713 714 init_mlme_ext_priv(padapter); 715 716 if (_rtw_init_xmit_priv(&padapter->xmitpriv, padapter) == _FAIL) { 717 ret8 = _FAIL; 718 goto exit; 719 } 720 721 if (_rtw_init_recv_priv(&padapter->recvpriv, padapter) == _FAIL) { 722 ret8 = _FAIL; 723 goto exit; 724 } 725 /* add for CONFIG_IEEE80211W, none 11w also can use */ 726 spin_lock_init(&padapter->security_key_mutex); 727 728 /* We don't need to memset padapter->XXX to zero, because adapter is allocated by vzalloc(). */ 729 /* memset((unsigned char *)&padapter->securitypriv, 0, sizeof (struct security_priv)); */ 730 731 if (_rtw_init_sta_priv(&padapter->stapriv) == _FAIL) { 732 ret8 = _FAIL; 733 goto exit; 734 } 735 736 padapter->stapriv.padapter = padapter; 737 padapter->setband = GHZ24_50; 738 padapter->fix_rate = 0xFF; 739 rtw_init_bcmc_stainfo(padapter); 740 741 rtw_init_pwrctrl_priv(padapter); 742 743 rtw_hal_dm_init(padapter); 744 745 exit: 746 747 return ret8; 748 } 749 750 void rtw_cancel_all_timer(struct adapter *padapter) 751 { 752 del_timer_sync(&padapter->mlmepriv.assoc_timer); 753 754 del_timer_sync(&padapter->mlmepriv.scan_to_timer); 755 756 del_timer_sync(&padapter->mlmepriv.dynamic_chk_timer); 757 758 del_timer_sync(&(adapter_to_pwrctl(padapter)->pwr_state_check_timer)); 759 760 del_timer_sync(&padapter->mlmepriv.set_scan_deny_timer); 761 rtw_clear_scan_deny(padapter); 762 763 del_timer_sync(&padapter->recvpriv.signal_stat_timer); 764 765 /* cancel dm timer */ 766 rtw_hal_dm_deinit(padapter); 767 } 768 769 u8 rtw_free_drv_sw(struct adapter *padapter) 770 { 771 free_mlme_ext_priv(&padapter->mlmeextpriv); 772 773 rtw_free_cmd_priv(&padapter->cmdpriv); 774 775 rtw_free_evt_priv(&padapter->evtpriv); 776 777 rtw_free_mlme_priv(&padapter->mlmepriv); 778 779 /* free_io_queue(padapter); */ 780 781 _rtw_free_xmit_priv(&padapter->xmitpriv); 782 783 _rtw_free_sta_priv(&padapter->stapriv); /* will free bcmc_stainfo here */ 784 785 _rtw_free_recv_priv(&padapter->recvpriv); 786 787 rtw_free_pwrctrl_priv(padapter); 788 789 /* kfree((void *)padapter); */ 790 791 rtw_hal_free_data(padapter); 792 793 /* free the old_pnetdev */ 794 if (padapter->rereg_nd_name_priv.old_pnetdev) { 795 free_netdev(padapter->rereg_nd_name_priv.old_pnetdev); 796 padapter->rereg_nd_name_priv.old_pnetdev = NULL; 797 } 798 799 /* clear pbuddystruct adapter to avoid access wrong pointer. */ 800 if (padapter->pbuddy_adapter) 801 padapter->pbuddy_adapter->pbuddy_adapter = NULL; 802 803 return _SUCCESS; 804 } 805 806 static int _rtw_drv_register_netdev(struct adapter *padapter, char *name) 807 { 808 int ret = _SUCCESS; 809 struct net_device *pnetdev = padapter->pnetdev; 810 811 /* alloc netdev name */ 812 if (rtw_init_netdev_name(pnetdev, name)) 813 return _FAIL; 814 815 memcpy(pnetdev->dev_addr, padapter->eeprompriv.mac_addr, ETH_ALEN); 816 817 /* Tell the network stack we exist */ 818 if (register_netdev(pnetdev) != 0) { 819 ret = _FAIL; 820 goto error_register_netdev; 821 } 822 823 return ret; 824 825 error_register_netdev: 826 827 rtw_free_drv_sw(padapter); 828 829 rtw_free_netdev(pnetdev); 830 831 return ret; 832 } 833 834 int rtw_drv_register_netdev(struct adapter *if1) 835 { 836 struct dvobj_priv *dvobj = if1->dvobj; 837 struct adapter *padapter = dvobj->padapters; 838 char *name = if1->registrypriv.ifname; 839 840 return _rtw_drv_register_netdev(padapter, name); 841 } 842 843 static int _netdev_open(struct net_device *pnetdev) 844 { 845 uint status; 846 struct adapter *padapter = rtw_netdev_priv(pnetdev); 847 struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(padapter); 848 849 padapter->netif_up = true; 850 851 if (pwrctrlpriv->ps_flag) { 852 padapter->net_closed = false; 853 goto netdev_open_normal_process; 854 } 855 856 if (!padapter->bup) { 857 padapter->bDriverStopped = false; 858 padapter->bSurpriseRemoved = false; 859 padapter->bCardDisableWOHSM = false; 860 861 status = rtw_hal_init(padapter); 862 if (status == _FAIL) 863 goto netdev_open_error; 864 865 status = rtw_start_drv_threads(padapter); 866 if (status == _FAIL) { 867 goto netdev_open_error; 868 } 869 870 if (padapter->intf_start) 871 padapter->intf_start(padapter); 872 873 rtw_cfg80211_init_wiphy(padapter); 874 875 padapter->bup = true; 876 pwrctrlpriv->bips_processing = false; 877 } 878 padapter->net_closed = false; 879 880 _set_timer(&padapter->mlmepriv.dynamic_chk_timer, 2000); 881 882 if (!rtw_netif_queue_stopped(pnetdev)) 883 rtw_netif_start_queue(pnetdev); 884 else 885 rtw_netif_wake_queue(pnetdev); 886 887 netdev_open_normal_process: 888 889 return 0; 890 891 netdev_open_error: 892 893 padapter->bup = false; 894 895 netif_carrier_off(pnetdev); 896 rtw_netif_stop_queue(pnetdev); 897 898 return (-1); 899 } 900 901 int netdev_open(struct net_device *pnetdev) 902 { 903 int ret; 904 struct adapter *padapter = rtw_netdev_priv(pnetdev); 905 struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(padapter); 906 907 if (pwrctrlpriv->bInSuspend) { 908 return 0; 909 } 910 911 if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->hw_init_mutex))) 912 return -1; 913 914 ret = _netdev_open(pnetdev); 915 mutex_unlock(&(adapter_to_dvobj(padapter)->hw_init_mutex)); 916 917 return ret; 918 } 919 920 static int ips_netdrv_open(struct adapter *padapter) 921 { 922 int status = _SUCCESS; 923 /* struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter); */ 924 925 padapter->net_closed = false; 926 927 padapter->bDriverStopped = false; 928 padapter->bCardDisableWOHSM = false; 929 /* padapter->bup = true; */ 930 931 status = rtw_hal_init(padapter); 932 if (status == _FAIL) 933 goto netdev_open_error; 934 935 if (padapter->intf_start) 936 padapter->intf_start(padapter); 937 938 _set_timer(&padapter->mlmepriv.dynamic_chk_timer, 2000); 939 940 return _SUCCESS; 941 942 netdev_open_error: 943 944 return _FAIL; 945 } 946 947 948 int rtw_ips_pwr_up(struct adapter *padapter) 949 { 950 int result; 951 952 result = ips_netdrv_open(padapter); 953 954 return result; 955 } 956 957 void rtw_ips_pwr_down(struct adapter *padapter) 958 { 959 padapter->bCardDisableWOHSM = true; 960 padapter->net_closed = true; 961 962 rtw_ips_dev_unload(padapter); 963 padapter->bCardDisableWOHSM = false; 964 } 965 966 void rtw_ips_dev_unload(struct adapter *padapter) 967 { 968 969 if (!padapter->bSurpriseRemoved) 970 rtw_hal_deinit(padapter); 971 } 972 973 static int pm_netdev_open(struct net_device *pnetdev, u8 bnormal) 974 { 975 int status = -1; 976 977 struct adapter *padapter = rtw_netdev_priv(pnetdev); 978 979 if (bnormal) { 980 if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->hw_init_mutex)) == 0) { 981 status = _netdev_open(pnetdev); 982 mutex_unlock(&(adapter_to_dvobj(padapter)->hw_init_mutex)); 983 } 984 } else { 985 status = (_SUCCESS == ips_netdrv_open(padapter)) ? (0) : (-1); 986 } 987 988 return status; 989 } 990 991 static int netdev_close(struct net_device *pnetdev) 992 { 993 struct adapter *padapter = rtw_netdev_priv(pnetdev); 994 struct pwrctrl_priv *pwrctl = adapter_to_pwrctl(padapter); 995 996 if (pwrctl->bInternalAutoSuspend) { 997 /* rtw_pwr_wakeup(padapter); */ 998 if (pwrctl->rf_pwrstate == rf_off) 999 pwrctl->ps_flag = true; 1000 } 1001 padapter->net_closed = true; 1002 padapter->netif_up = false; 1003 1004 /*if (!padapter->hw_init_completed) 1005 { 1006 1007 padapter->bDriverStopped = true; 1008 1009 rtw_dev_unload(padapter); 1010 } 1011 else*/ 1012 if (pwrctl->rf_pwrstate == rf_on) { 1013 /* s1. */ 1014 if (pnetdev) { 1015 if (!rtw_netif_queue_stopped(pnetdev)) 1016 rtw_netif_stop_queue(pnetdev); 1017 } 1018 1019 /* s2. */ 1020 LeaveAllPowerSaveMode(padapter); 1021 rtw_disassoc_cmd(padapter, 500, false); 1022 /* s2-2. indicate disconnect to os */ 1023 rtw_indicate_disconnect(padapter); 1024 /* s2-3. */ 1025 rtw_free_assoc_resources(padapter, 1); 1026 /* s2-4. */ 1027 rtw_free_network_queue(padapter, true); 1028 } 1029 1030 rtw_scan_abort(padapter); 1031 adapter_wdev_data(padapter)->bandroid_scan = false; 1032 1033 return 0; 1034 } 1035 1036 void rtw_ndev_destructor(struct net_device *ndev) 1037 { 1038 kfree(ndev->ieee80211_ptr); 1039 } 1040 1041 void rtw_dev_unload(struct adapter *padapter) 1042 { 1043 struct pwrctrl_priv *pwrctl = adapter_to_pwrctl(padapter); 1044 struct dvobj_priv *pobjpriv = padapter->dvobj; 1045 struct debug_priv *pdbgpriv = &pobjpriv->drv_dbg; 1046 struct cmd_priv *pcmdpriv = &padapter->cmdpriv; 1047 u8 cnt = 0; 1048 1049 if (padapter->bup) { 1050 1051 padapter->bDriverStopped = true; 1052 if (padapter->xmitpriv.ack_tx) 1053 rtw_ack_tx_done(&padapter->xmitpriv, RTW_SCTX_DONE_DRV_STOP); 1054 1055 if (padapter->intf_stop) 1056 padapter->intf_stop(padapter); 1057 1058 if (!pwrctl->bInternalAutoSuspend) 1059 rtw_stop_drv_threads(padapter); 1060 1061 while (atomic_read(&pcmdpriv->cmdthd_running)) { 1062 if (cnt > 5) { 1063 break; 1064 } else { 1065 cnt++; 1066 msleep(10); 1067 } 1068 } 1069 1070 /* check the status of IPS */ 1071 if (rtw_hal_check_ips_status(padapter) || pwrctl->rf_pwrstate == rf_off) { 1072 /* check HW status and SW state */ 1073 DBG_871X_LEVEL(_drv_always_, "%s: driver in IPS-FWLPS\n", __func__); 1074 pdbgpriv->dbg_dev_unload_inIPS_cnt++; 1075 LeaveAllPowerSaveMode(padapter); 1076 } else { 1077 DBG_871X_LEVEL(_drv_always_, "%s: driver not in IPS\n", __func__); 1078 } 1079 1080 if (!padapter->bSurpriseRemoved) { 1081 hal_btcoex_IpsNotify(padapter, pwrctl->ips_mode_req); 1082 1083 /* amy modify 20120221 for power seq is different between driver open and ips */ 1084 rtw_hal_deinit(padapter); 1085 1086 padapter->bSurpriseRemoved = true; 1087 } 1088 1089 padapter->bup = false; 1090 1091 } 1092 } 1093 1094 static int rtw_suspend_free_assoc_resource(struct adapter *padapter) 1095 { 1096 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 1097 1098 if (rtw_chk_roam_flags(padapter, RTW_ROAM_ON_RESUME)) { 1099 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) 1100 && check_fwstate(pmlmepriv, _FW_LINKED)) { 1101 rtw_set_to_roam(padapter, 1); 1102 } 1103 } 1104 1105 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) && check_fwstate(pmlmepriv, _FW_LINKED)) { 1106 rtw_disassoc_cmd(padapter, 0, false); 1107 /* s2-2. indicate disconnect to os */ 1108 rtw_indicate_disconnect(padapter); 1109 } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { 1110 rtw_sta_flush(padapter); 1111 } 1112 1113 /* s2-3. */ 1114 rtw_free_assoc_resources(padapter, 1); 1115 1116 /* s2-4. */ 1117 rtw_free_network_queue(padapter, true); 1118 1119 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) 1120 rtw_indicate_scan_done(padapter, 1); 1121 1122 if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) { 1123 DBG_871X_LEVEL(_drv_always_, "%s: fw_under_linking\n", __func__); 1124 rtw_indicate_disconnect(padapter); 1125 } 1126 1127 return _SUCCESS; 1128 } 1129 1130 static void rtw_suspend_normal(struct adapter *padapter) 1131 { 1132 struct net_device *pnetdev = padapter->pnetdev; 1133 1134 if (pnetdev) { 1135 netif_carrier_off(pnetdev); 1136 rtw_netif_stop_queue(pnetdev); 1137 } 1138 1139 rtw_suspend_free_assoc_resource(padapter); 1140 1141 if ((rtw_hal_check_ips_status(padapter)) || (adapter_to_pwrctl(padapter)->rf_pwrstate == rf_off)) 1142 DBG_871X_LEVEL(_drv_always_, "%s: ### ERROR #### driver in IPS ####ERROR###!!!\n", __func__); 1143 1144 rtw_dev_unload(padapter); 1145 1146 /* sdio_deinit(adapter_to_dvobj(padapter)); */ 1147 if (padapter->intf_deinit) 1148 padapter->intf_deinit(adapter_to_dvobj(padapter)); 1149 } 1150 1151 int rtw_suspend_common(struct adapter *padapter) 1152 { 1153 struct dvobj_priv *psdpriv = padapter->dvobj; 1154 struct debug_priv *pdbgpriv = &psdpriv->drv_dbg; 1155 struct pwrctrl_priv *pwrpriv = dvobj_to_pwrctl(psdpriv); 1156 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 1157 1158 int ret = 0; 1159 unsigned long start_time = jiffies; 1160 1161 DBG_871X_LEVEL(_drv_always_, " suspend start\n"); 1162 pdbgpriv->dbg_suspend_cnt++; 1163 1164 pwrpriv->bInSuspend = true; 1165 1166 while (pwrpriv->bips_processing) 1167 msleep(1); 1168 1169 if ((!padapter->bup) || (padapter->bDriverStopped) || (padapter->bSurpriseRemoved)) { 1170 pdbgpriv->dbg_suspend_error_cnt++; 1171 goto exit; 1172 } 1173 rtw_ps_deny(padapter, PS_DENY_SUSPEND); 1174 1175 rtw_cancel_all_timer(padapter); 1176 1177 LeaveAllPowerSaveModeDirect(padapter); 1178 1179 rtw_stop_cmd_thread(padapter); 1180 1181 /* wait for the latest FW to remove this condition. */ 1182 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { 1183 hal_btcoex_SuspendNotify(padapter, 0); 1184 } else if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) { 1185 hal_btcoex_SuspendNotify(padapter, 1); 1186 } 1187 1188 rtw_ps_deny_cancel(padapter, PS_DENY_SUSPEND); 1189 1190 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) { 1191 rtw_suspend_normal(padapter); 1192 } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { 1193 rtw_suspend_normal(padapter); 1194 } else { 1195 rtw_suspend_normal(padapter); 1196 } 1197 1198 DBG_871X_LEVEL(_drv_always_, "rtw suspend success in %d ms\n", 1199 jiffies_to_msecs(jiffies - start_time)); 1200 1201 exit: 1202 1203 return ret; 1204 } 1205 1206 static int rtw_resume_process_normal(struct adapter *padapter) 1207 { 1208 struct net_device *pnetdev; 1209 struct pwrctrl_priv *pwrpriv; 1210 struct mlme_priv *pmlmepriv; 1211 struct dvobj_priv *psdpriv; 1212 struct debug_priv *pdbgpriv; 1213 1214 int ret = _SUCCESS; 1215 1216 if (!padapter) { 1217 ret = -1; 1218 goto exit; 1219 } 1220 1221 pnetdev = padapter->pnetdev; 1222 pwrpriv = adapter_to_pwrctl(padapter); 1223 pmlmepriv = &padapter->mlmepriv; 1224 psdpriv = padapter->dvobj; 1225 pdbgpriv = &psdpriv->drv_dbg; 1226 /* interface init */ 1227 /* if (sdio_init(adapter_to_dvobj(padapter)) != _SUCCESS) */ 1228 if ((padapter->intf_init) && (padapter->intf_init(adapter_to_dvobj(padapter)) != _SUCCESS)) { 1229 ret = -1; 1230 goto exit; 1231 } 1232 rtw_hal_disable_interrupt(padapter); 1233 /* if (sdio_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS) */ 1234 if ((padapter->intf_alloc_irq) && (padapter->intf_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS)) { 1235 ret = -1; 1236 goto exit; 1237 } 1238 1239 rtw_reset_drv_sw(padapter); 1240 pwrpriv->bkeepfwalive = false; 1241 1242 if (pm_netdev_open(pnetdev, true) != 0) { 1243 ret = -1; 1244 pdbgpriv->dbg_resume_error_cnt++; 1245 goto exit; 1246 } 1247 1248 netif_device_attach(pnetdev); 1249 netif_carrier_on(pnetdev); 1250 1251 if (padapter->pid[1] != 0) { 1252 rtw_signal_process(padapter->pid[1], SIGUSR2); 1253 } 1254 1255 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) { 1256 if (rtw_chk_roam_flags(padapter, RTW_ROAM_ON_RESUME)) 1257 rtw_roaming(padapter, NULL); 1258 1259 } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { 1260 rtw_ap_restore_network(padapter); 1261 } 1262 1263 exit: 1264 return ret; 1265 } 1266 1267 int rtw_resume_common(struct adapter *padapter) 1268 { 1269 int ret = 0; 1270 unsigned long start_time = jiffies; 1271 struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter); 1272 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 1273 1274 DBG_871X_LEVEL(_drv_always_, "resume start\n"); 1275 1276 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) { 1277 rtw_resume_process_normal(padapter); 1278 } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { 1279 rtw_resume_process_normal(padapter); 1280 } else { 1281 rtw_resume_process_normal(padapter); 1282 } 1283 1284 hal_btcoex_SuspendNotify(padapter, 0); 1285 1286 if (pwrpriv) { 1287 pwrpriv->bInSuspend = false; 1288 } 1289 DBG_871X_LEVEL(_drv_always_, "%s:%d in %d ms\n", __func__, ret, 1290 jiffies_to_msecs(jiffies - start_time)); 1291 1292 return ret; 1293 } 1294