drivers/staging/rtl8723bs/os_dep/os_intfs.c

   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 #ifdef CONFIG_HW_PWRP_DETECTION
 117 static int rtw_hwpwrp_detect = 1;
 118 #else
 119 static int rtw_hwpwrp_detect; /* HW power  ping detect 0:disable , 1:enable */
 120 #endif
 121
 122 static int rtw_hw_wps_pbc;
 123
 124 int rtw_mc2u_disable = 0;
 125
 126 static int rtw_80211d;
 127
 128 #ifdef CONFIG_QOS_OPTIMIZATION
 129 static int rtw_qos_opt_enable = 1;/* 0: disable, 1:enable */
 130 #else
 131 static int rtw_qos_opt_enable;/* 0: disable, 1:enable */
 132 #endif
 133 module_param(rtw_qos_opt_enable, int, 0644);
 134
 135 static char *ifname = "wlan%d";
 136 module_param(ifname, charp, 0644);
 137 MODULE_PARM_DESC(ifname, "The default name to allocate for first interface");
 138
 139 char *rtw_initmac = NULL;  /*  temp mac address if users want to use instead of the mac address in Efuse */
 140
 141 module_param(rtw_initmac, charp, 0644);
 142 module_param(rtw_channel_plan, int, 0644);
 143 module_param(rtw_chip_version, int, 0644);
 144 module_param(rtw_rfintfs, int, 0644);
 145 module_param(rtw_lbkmode, int, 0644);
 146 module_param(rtw_network_mode, int, 0644);
 147 module_param(rtw_channel, int, 0644);
 148 module_param(rtw_wmm_enable, int, 0644);
 149 module_param(rtw_vrtl_carrier_sense, int, 0644);
 150 module_param(rtw_vcs_type, int, 0644);
 151 module_param(rtw_busy_thresh, int, 0644);
 152
 153 module_param(rtw_ht_enable, int, 0644);
 154 module_param(rtw_bw_mode, int, 0644);
 155 module_param(rtw_ampdu_enable, int, 0644);
 156 module_param(rtw_rx_stbc, int, 0644);
 157 module_param(rtw_ampdu_amsdu, int, 0644);
 158
 159 module_param(rtw_lowrate_two_xmit, int, 0644);
 160
 161 module_param(rtw_rf_config, int, 0644);
 162 module_param(rtw_power_mgnt, int, 0644);
 163 module_param(rtw_smart_ps, int, 0644);
 164 module_param(rtw_low_power, int, 0644);
 165 module_param(rtw_wifi_spec, int, 0644);
 166
 167 module_param(rtw_antdiv_cfg, int, 0644);
 168 module_param(rtw_antdiv_type, int, 0644);
 169
 170 module_param(rtw_enusbss, int, 0644);
 171 module_param(rtw_hwpdn_mode, int, 0644);
 172 module_param(rtw_hwpwrp_detect, int, 0644);
 173
 174 module_param(rtw_hw_wps_pbc, int, 0644);
 175
 176 static uint rtw_max_roaming_times = 2;
 177 module_param(rtw_max_roaming_times, uint, 0644);
 178 MODULE_PARM_DESC(rtw_max_roaming_times, "The max roaming times to try");
 179
 180 module_param(rtw_mc2u_disable, int, 0644);
 181
 182 module_param(rtw_80211d, int, 0644);
 183 MODULE_PARM_DESC(rtw_80211d, "Enable 802.11d mechanism");
 184
 185 static uint rtw_notch_filter;
 186 module_param(rtw_notch_filter, uint, 0644);
 187 MODULE_PARM_DESC(rtw_notch_filter, "0:Disable, 1:Enable, 2:Enable only for P2P");
 188
 189 #define CONFIG_RTW_HIQ_FILTER 1
 190
 191 static uint rtw_hiq_filter = CONFIG_RTW_HIQ_FILTER;
 192 module_param(rtw_hiq_filter, uint, 0644);
 193 MODULE_PARM_DESC(rtw_hiq_filter, "0:allow all, 1:allow special, 2:deny all");
 194
 195 static int rtw_tx_pwr_lmt_enable;
 196 static int rtw_tx_pwr_by_rate;
 197
 198 module_param(rtw_tx_pwr_lmt_enable, int, 0644);
 199 MODULE_PARM_DESC(rtw_tx_pwr_lmt_enable, "0:Disable, 1:Enable, 2: Depend on efuse");
 200
 201 module_param(rtw_tx_pwr_by_rate, int, 0644);
 202 MODULE_PARM_DESC(rtw_tx_pwr_by_rate, "0:Disable, 1:Enable, 2: Depend on efuse");
 203
 204 int _netdev_open(struct net_device *pnetdev);
 205 int netdev_open(struct net_device *pnetdev);
 206 static int netdev_close(struct net_device *pnetdev);
 207
 208 static void loadparam(struct adapter *padapter, _nic_hdl pnetdev)
 209 {
 210         struct registry_priv  *registry_par = &padapter->registrypriv;
 211
 212         registry_par->chip_version = (u8)rtw_chip_version;
 213         registry_par->rfintfs = (u8)rtw_rfintfs;
 214         registry_par->lbkmode = (u8)rtw_lbkmode;
 215         /* registry_par->hci = (u8)hci; */
 216         registry_par->network_mode  = (u8)rtw_network_mode;
 217
 218         memcpy(registry_par->ssid.Ssid, "ANY", 3);
 219         registry_par->ssid.SsidLength = 3;
 220
 221         registry_par->channel = (u8)rtw_channel;
 222         registry_par->wireless_mode = (u8)rtw_wireless_mode;
 223
 224         registry_par->vrtl_carrier_sense = (u8)rtw_vrtl_carrier_sense;
 225         registry_par->vcs_type = (u8)rtw_vcs_type;
 226         registry_par->rts_thresh = (u16)rtw_rts_thresh;
 227         registry_par->frag_thresh = (u16)rtw_frag_thresh;
 228         registry_par->preamble = (u8)rtw_preamble;
 229         registry_par->scan_mode = (u8)rtw_scan_mode;
 230         registry_par->adhoc_tx_pwr = (u8)rtw_adhoc_tx_pwr;
 231         registry_par->soft_ap =  (u8)rtw_soft_ap;
 232         registry_par->smart_ps =  (u8)rtw_smart_ps;
 233         registry_par->check_fw_ps = (u8)rtw_check_fw_ps;
 234         registry_par->power_mgnt = (u8)rtw_power_mgnt;
 235         registry_par->ips_mode = (u8)rtw_ips_mode;
 236         registry_par->radio_enable = (u8)rtw_radio_enable;
 237         registry_par->long_retry_lmt = (u8)rtw_long_retry_lmt;
 238         registry_par->short_retry_lmt = (u8)rtw_short_retry_lmt;
 239         registry_par->busy_thresh = (u16)rtw_busy_thresh;
 240         /* registry_par->qos_enable = (u8)rtw_qos_enable; */
 241         registry_par->ack_policy = (u8)rtw_ack_policy;
 242         registry_par->software_encrypt = (u8)rtw_software_encrypt;
 243         registry_par->software_decrypt = (u8)rtw_software_decrypt;
 244
 245         registry_par->acm_method = (u8)rtw_acm_method;
 246         registry_par->usb_rxagg_mode = (u8)rtw_usb_rxagg_mode;
 247
 248          /* UAPSD */
 249         registry_par->wmm_enable = (u8)rtw_wmm_enable;
 250         registry_par->uapsd_enable = (u8)rtw_uapsd_enable;
 251         registry_par->uapsd_max_sp = (u8)rtw_uapsd_max_sp;
 252         registry_par->uapsd_acbk_en = (u8)rtw_uapsd_acbk_en;
 253         registry_par->uapsd_acbe_en = (u8)rtw_uapsd_acbe_en;
 254         registry_par->uapsd_acvi_en = (u8)rtw_uapsd_acvi_en;
 255         registry_par->uapsd_acvo_en = (u8)rtw_uapsd_acvo_en;
 256
 257         registry_par->ht_enable = (u8)rtw_ht_enable;
 258         registry_par->bw_mode = (u8)rtw_bw_mode;
 259         registry_par->ampdu_enable = (u8)rtw_ampdu_enable;
 260         registry_par->rx_stbc = (u8)rtw_rx_stbc;
 261         registry_par->ampdu_amsdu = (u8)rtw_ampdu_amsdu;
 262         registry_par->short_gi = (u8)rtw_short_gi;
 263         registry_par->ldpc_cap = (u8)rtw_ldpc_cap;
 264         registry_par->stbc_cap = (u8)rtw_stbc_cap;
 265         registry_par->beamform_cap = (u8)rtw_beamform_cap;
 266
 267         registry_par->lowrate_two_xmit = (u8)rtw_lowrate_two_xmit;
 268         registry_par->rf_config = (u8)rtw_rf_config;
 269         registry_par->low_power = (u8)rtw_low_power;
 270
 271
 272         registry_par->wifi_spec = (u8)rtw_wifi_spec;
 273
 274         registry_par->channel_plan = (u8)rtw_channel_plan;
 275
 276         registry_par->btcoex = (u8)rtw_btcoex_enable;
 277         registry_par->bt_iso = (u8)rtw_bt_iso;
 278         registry_par->bt_sco = (u8)rtw_bt_sco;
 279         registry_par->bt_ampdu = (u8)rtw_bt_ampdu;
 280         registry_par->ant_num = (s8)rtw_ant_num;
 281
 282         registry_par->accept_addba_req = true;
 283
 284         registry_par->antdiv_cfg = (u8)rtw_antdiv_cfg;
 285         registry_par->antdiv_type = (u8)rtw_antdiv_type;
 286
 287         registry_par->hw_wps_pbc = (u8)rtw_hw_wps_pbc;
 288
 289         registry_par->max_roaming_times = (u8)rtw_max_roaming_times;
 290
 291         registry_par->enable80211d = (u8)rtw_80211d;
 292
 293         snprintf(registry_par->ifname, 16, "%s", ifname);
 294
 295         registry_par->notch_filter = (u8)rtw_notch_filter;
 296
 297         registry_par->RegEnableTxPowerLimit = (u8)rtw_tx_pwr_lmt_enable;
 298         registry_par->RegEnableTxPowerByRate = (u8)rtw_tx_pwr_by_rate;
 299
 300         registry_par->RegPowerBase = 14;
 301         registry_par->TxBBSwing_2G = 0xFF;
 302         registry_par->TxBBSwing_5G = 0xFF;
 303         registry_par->bEn_RFE = 1;
 304         registry_par->RFE_Type = 64;
 305
 306         registry_par->qos_opt_enable = (u8)rtw_qos_opt_enable;
 307
 308         registry_par->hiq_filter = (u8)rtw_hiq_filter;
 309 }
 310
 311 static int rtw_net_set_mac_address(struct net_device *pnetdev, void *p)
 312 {
 313         struct adapter *padapter = (struct adapter *)rtw_netdev_priv(pnetdev);
 314         struct sockaddr *addr = p;
 315
 316         if (padapter->bup == false) {
 317                 /* DBG_871X("r8711_net_set_mac_address(), MAC =%x:%x:%x:%x:%x:%x\n", addr->sa_data[0], addr->sa_data[1], addr->sa_data[2], addr->sa_data[3], */
 318                 /* addr->sa_data[4], addr->sa_data[5]); */
 319                 memcpy(padapter->eeprompriv.mac_addr, addr->sa_data, ETH_ALEN);
 320                 /* memcpy(pnetdev->dev_addr, addr->sa_data, ETH_ALEN); */
 321                 /* padapter->bset_hwaddr = true; */
 322         }
 323
 324         return 0;
 325 }
 326
 327 static struct net_device_stats *rtw_net_get_stats(struct net_device *pnetdev)
 328 {
 329         struct adapter *padapter = (struct adapter *)rtw_netdev_priv(pnetdev);
 330         struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
 331         struct recv_priv *precvpriv = &(padapter->recvpriv);
 332
 333         padapter->stats.tx_packets = pxmitpriv->tx_pkts;/* pxmitpriv->tx_pkts++; */
 334         padapter->stats.rx_packets = precvpriv->rx_pkts;/* precvpriv->rx_pkts++; */
 335         padapter->stats.tx_dropped = pxmitpriv->tx_drop;
 336         padapter->stats.rx_dropped = precvpriv->rx_drop;
 337         padapter->stats.tx_bytes = pxmitpriv->tx_bytes;
 338         padapter->stats.rx_bytes = precvpriv->rx_bytes;
 339
 340         return &padapter->stats;
 341 }
 342
 343 /*
 344  * AC to queue mapping
 345  *
 346  * AC_VO -> queue 0
 347  * AC_VI -> queue 1
 348  * AC_BE -> queue 2
 349  * AC_BK -> queue 3
 350  */
 351 static const u16 rtw_1d_to_queue[8] = { 2, 3, 3, 2, 1, 1, 0, 0 };
 352
 353 /* Given a data frame determine the 802.1p/1d tag to use. */
 354 static unsigned int rtw_classify8021d(struct sk_buff *skb)
 355 {
 356         unsigned int dscp;
 357
 358         /* skb->priority values from 256->263 are magic values to
 359          * directly indicate a specific 802.1d priority.  This is used
 360          * to allow 802.1d priority to be passed directly in from VLAN
 361          * tags, etc.
 362          */
 363         if (skb->priority >= 256 && skb->priority <= 263)
 364                 return skb->priority - 256;
 365
 366         switch (skb->protocol) {
 367         case htons(ETH_P_IP):
 368                 dscp = ip_hdr(skb)->tos & 0xfc;
 369                 break;
 370         default:
 371                 return 0;
 372         }
 373
 374         return dscp >> 5;
 375 }
 376
 377
 378 static u16 rtw_select_queue(struct net_device *dev, struct sk_buff *skb,
 379                             struct net_device *sb_dev)
 380 {
 381         struct adapter  *padapter = rtw_netdev_priv(dev);
 382         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
 383
 384         skb->priority = rtw_classify8021d(skb);
 385
 386         if (pmlmepriv->acm_mask != 0)
 387                 skb->priority = qos_acm(pmlmepriv->acm_mask, skb->priority);
 388
 389         return rtw_1d_to_queue[skb->priority];
 390 }
 391
 392 u16 rtw_recv_select_queue(struct sk_buff *skb)
 393 {
 394         struct iphdr *piphdr;
 395         unsigned int dscp;
 396         __be16  eth_type;
 397         u32 priority;
 398         u8 *pdata = skb->data;
 399
 400         memcpy(&eth_type, pdata + (ETH_ALEN << 1), 2);
 401
 402         switch (be16_to_cpu(eth_type)) {
 403                 case ETH_P_IP:
 404
 405                         piphdr = (struct iphdr *)(pdata + ETH_HLEN);
 406
 407                         dscp = piphdr->tos & 0xfc;
 408
 409                         priority = dscp >> 5;
 410
 411                         break;
 412                 default:
 413                         priority = 0;
 414         }
 415
 416         return rtw_1d_to_queue[priority];
 417 }
 418
 419 static int rtw_ndev_notifier_call(struct notifier_block *nb, unsigned long state, void *ptr)
 420 {
 421         struct net_device *dev = netdev_notifier_info_to_dev(ptr);
 422
 423         if (dev->netdev_ops->ndo_do_ioctl != rtw_ioctl)
 424                 return NOTIFY_DONE;
 425
 426         DBG_871X_LEVEL(_drv_info_, FUNC_NDEV_FMT " state:%lu\n", FUNC_NDEV_ARG(dev), state);
 427
 428         return NOTIFY_DONE;
 429 }
 430
 431 static struct notifier_block rtw_ndev_notifier = {
 432         .notifier_call = rtw_ndev_notifier_call,
 433 };
 434
 435 int rtw_ndev_notifier_register(void)
 436 {
 437         return register_netdevice_notifier(&rtw_ndev_notifier);
 438 }
 439
 440 void rtw_ndev_notifier_unregister(void)
 441 {
 442         unregister_netdevice_notifier(&rtw_ndev_notifier);
 443 }
 444
 445
 446 static int rtw_ndev_init(struct net_device *dev)
 447 {
 448         struct adapter *adapter = rtw_netdev_priv(dev);
 449
 450         DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT "\n", FUNC_ADPT_ARG(adapter));
 451         strncpy(adapter->old_ifname, dev->name, IFNAMSIZ);
 452
 453         return 0;
 454 }
 455
 456 static void rtw_ndev_uninit(struct net_device *dev)
 457 {
 458         struct adapter *adapter = rtw_netdev_priv(dev);
 459
 460         DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT "\n", FUNC_ADPT_ARG(adapter));
 461 }
 462
 463 static const struct net_device_ops rtw_netdev_ops = {
 464         .ndo_init = rtw_ndev_init,
 465         .ndo_uninit = rtw_ndev_uninit,
 466         .ndo_open = netdev_open,
 467         .ndo_stop = netdev_close,
 468         .ndo_start_xmit = rtw_xmit_entry,
 469         .ndo_select_queue       = rtw_select_queue,
 470         .ndo_set_mac_address = rtw_net_set_mac_address,
 471         .ndo_get_stats = rtw_net_get_stats,
 472         .ndo_do_ioctl = rtw_ioctl,
 473 };
 474
 475 int rtw_init_netdev_name(struct net_device *pnetdev, const char *ifname)
 476 {
 477         if (dev_alloc_name(pnetdev, ifname) < 0) {
 478                 pr_err("dev_alloc_name, fail for %s\n", ifname);
 479                 return 1;
 480         }
 481         netif_carrier_off(pnetdev);
 482         /* rtw_netif_stop_queue(pnetdev); */
 483
 484         return 0;
 485 }
 486
 487 struct net_device *rtw_init_netdev(struct adapter *old_padapter)
 488 {
 489         struct adapter *padapter;
 490         struct net_device *pnetdev;
 491
 492         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+init_net_dev\n"));
 493
 494         if (old_padapter != NULL)
 495                 pnetdev = rtw_alloc_etherdev_with_old_priv(sizeof(struct adapter), (void *)old_padapter);
 496         else
 497                 pnetdev = rtw_alloc_etherdev(sizeof(struct adapter));
 498
 499         pr_info("pnetdev = %p\n", pnetdev);
 500         if (!pnetdev)
 501                 return NULL;
 502
 503         padapter = rtw_netdev_priv(pnetdev);
 504         padapter->pnetdev = pnetdev;
 505
 506         /* pnetdev->init = NULL; */
 507
 508         DBG_871X("register rtw_netdev_ops to netdev_ops\n");
 509         pnetdev->netdev_ops = &rtw_netdev_ops;
 510
 511         /* pnetdev->tx_timeout = NULL; */
 512         pnetdev->watchdog_timeo = HZ * 3; /* 3 second timeout */
 513         pnetdev->wireless_handlers = (struct iw_handler_def *)&rtw_handlers_def;
 514
 515         /* step 2. */
 516         loadparam(padapter, pnetdev);
 517
 518         return pnetdev;
 519 }
 520
 521 void rtw_unregister_netdevs(struct dvobj_priv *dvobj)
 522 {
 523         struct adapter *padapter = NULL;
 524         struct net_device *pnetdev = NULL;
 525
 526         padapter = dvobj->padapters;
 527
 528         if (padapter == NULL)
 529                 return;
 530
 531         pnetdev = padapter->pnetdev;
 532
 533         if ((padapter->DriverState != DRIVER_DISAPPEAR) && pnetdev)
 534                 unregister_netdev(pnetdev); /* will call netdev_close() */
 535         rtw_wdev_unregister(padapter->rtw_wdev);
 536 }
 537
 538 u32 rtw_start_drv_threads(struct adapter *padapter)
 539 {
 540         u32 _status = _SUCCESS;
 541
 542         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+rtw_start_drv_threads\n"));
 543         padapter->xmitThread = kthread_run(rtw_xmit_thread, padapter, "RTW_XMIT_THREAD");
 544         if (IS_ERR(padapter->xmitThread))
 545                 _status = _FAIL;
 546
 547         padapter->cmdThread = kthread_run(rtw_cmd_thread, padapter, "RTW_CMD_THREAD");
 548         if (IS_ERR(padapter->cmdThread))
 549                 _status = _FAIL;
 550         else
 551                 wait_for_completion(&padapter->cmdpriv.terminate_cmdthread_comp); /* wait for cmd_thread to run */
 552
 553         rtw_hal_start_thread(padapter);
 554         return _status;
 555 }
 556
 557 void rtw_stop_drv_threads(struct adapter *padapter)
 558 {
 559         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+rtw_stop_drv_threads\n"));
 560
 561         rtw_stop_cmd_thread(padapter);
 562
 563         /*  Below is to termindate tx_thread... */
 564         complete(&padapter->xmitpriv.xmit_comp);
 565         wait_for_completion(&padapter->xmitpriv.terminate_xmitthread_comp);
 566         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("\n drv_halt: rtw_xmit_thread can be terminated !\n"));
 567
 568         rtw_hal_stop_thread(padapter);
 569 }
 570
 571 static void rtw_init_default_value(struct adapter *padapter)
 572 {
 573         struct registry_priv *pregistrypriv = &padapter->registrypriv;
 574         struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
 575         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
 576         struct security_priv *psecuritypriv = &padapter->securitypriv;
 577
 578         /* xmit_priv */
 579         pxmitpriv->vcs_setting = pregistrypriv->vrtl_carrier_sense;
 580         pxmitpriv->vcs = pregistrypriv->vcs_type;
 581         pxmitpriv->vcs_type = pregistrypriv->vcs_type;
 582         /* pxmitpriv->rts_thresh = pregistrypriv->rts_thresh; */
 583         pxmitpriv->frag_len = pregistrypriv->frag_thresh;
 584
 585         /* recv_priv */
 586
 587         /* mlme_priv */
 588         pmlmepriv->scan_mode = SCAN_ACTIVE;
 589
 590         /* qos_priv */
 591         /* pmlmepriv->qospriv.qos_option = pregistrypriv->wmm_enable; */
 592
 593         /* ht_priv */
 594         pmlmepriv->htpriv.ampdu_enable = false;/* set to disabled */
 595
 596         /* security_priv */
 597         /* rtw_get_encrypt_decrypt_from_registrypriv(padapter); */
 598         psecuritypriv->binstallGrpkey = _FAIL;
 599 #ifdef CONFIG_GTK_OL
 600         psecuritypriv->binstallKCK_KEK = _FAIL;
 601 #endif /* CONFIG_GTK_OL */
 602         psecuritypriv->sw_encrypt = pregistrypriv->software_encrypt;
 603         psecuritypriv->sw_decrypt = pregistrypriv->software_decrypt;
 604
 605         psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */
 606         psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
 607
 608         psecuritypriv->dot11PrivacyKeyIndex = 0;
 609
 610         psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
 611         psecuritypriv->dot118021XGrpKeyid = 1;
 612
 613         psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
 614         psecuritypriv->ndisencryptstatus = Ndis802_11WEPDisabled;
 615
 616         /* registry_priv */
 617         rtw_init_registrypriv_dev_network(padapter);
 618         rtw_update_registrypriv_dev_network(padapter);
 619
 620         /* hal_priv */
 621         rtw_hal_def_value_init(padapter);
 622
 623         /* misc. */
 624         RTW_ENABLE_FUNC(padapter, DF_RX_BIT);
 625         RTW_ENABLE_FUNC(padapter, DF_TX_BIT);
 626         padapter->bLinkInfoDump = 0;
 627         padapter->bNotifyChannelChange = 0;
 628
 629         /* for debug purpose */
 630         padapter->fix_rate = 0xFF;
 631         padapter->driver_ampdu_spacing = 0xFF;
 632         padapter->driver_rx_ampdu_factor =  0xFF;
 633
 634 }
 635
 636 struct dvobj_priv *devobj_init(void)
 637 {
 638         struct dvobj_priv *pdvobj = NULL;
 639
 640         pdvobj = rtw_zmalloc(sizeof(*pdvobj));
 641         if (pdvobj == NULL)
 642                 return NULL;
 643
 644         mutex_init(&pdvobj->hw_init_mutex);
 645         mutex_init(&pdvobj->h2c_fwcmd_mutex);
 646         mutex_init(&pdvobj->setch_mutex);
 647         mutex_init(&pdvobj->setbw_mutex);
 648
 649         spin_lock_init(&pdvobj->lock);
 650
 651         pdvobj->macid[1] = true; /* macid = 1 for bc/mc stainfo */
 652
 653         pdvobj->processing_dev_remove = false;
 654
 655         atomic_set(&pdvobj->disable_func, 0);
 656
 657         spin_lock_init(&pdvobj->cam_ctl.lock);
 658
 659         return pdvobj;
 660 }
 661
 662 void devobj_deinit(struct dvobj_priv *pdvobj)
 663 {
 664         if (!pdvobj)
 665                 return;
 666
 667         mutex_destroy(&pdvobj->hw_init_mutex);
 668         mutex_destroy(&pdvobj->h2c_fwcmd_mutex);
 669         mutex_destroy(&pdvobj->setch_mutex);
 670         mutex_destroy(&pdvobj->setbw_mutex);
 671
 672         kfree(pdvobj);
 673 }
 674
 675 void rtw_reset_drv_sw(struct adapter *padapter)
 676 {
 677         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
 678         struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(padapter);
 679
 680         /* hal_priv */
 681         if (is_primary_adapter(padapter))
 682                 rtw_hal_def_value_init(padapter);
 683
 684         RTW_ENABLE_FUNC(padapter, DF_RX_BIT);
 685         RTW_ENABLE_FUNC(padapter, DF_TX_BIT);
 686         padapter->bLinkInfoDump = 0;
 687
 688         padapter->xmitpriv.tx_pkts = 0;
 689         padapter->recvpriv.rx_pkts = 0;
 690
 691         pmlmepriv->LinkDetectInfo.bBusyTraffic = false;
 692
 693         /* pmlmepriv->LinkDetectInfo.TrafficBusyState = false; */
 694         pmlmepriv->LinkDetectInfo.TrafficTransitionCount = 0;
 695         pmlmepriv->LinkDetectInfo.LowPowerTransitionCount = 0;
 696
 697         _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY | _FW_UNDER_LINKING);
 698
 699         pwrctrlpriv->pwr_state_check_cnts = 0;
 700
 701         /* mlmeextpriv */
 702         padapter->mlmeextpriv.sitesurvey_res.state = SCAN_DISABLE;
 703
 704         rtw_set_signal_stat_timer(&padapter->recvpriv);
 705
 706 }
 707
 708
 709 u8 rtw_init_drv_sw(struct adapter *padapter)
 710 {
 711         u8 ret8 = _SUCCESS;
 712
 713         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+rtw_init_drv_sw\n"));
 714
 715         rtw_init_default_value(padapter);
 716
 717         rtw_init_hal_com_default_value(padapter);
 718
 719         if (rtw_init_cmd_priv(&padapter->cmdpriv)) {
 720                 RT_TRACE(_module_os_intfs_c_, _drv_err_, ("\n Can't init cmd_priv\n"));
 721                 ret8 = _FAIL;
 722                 goto exit;
 723         }
 724
 725         padapter->cmdpriv.padapter = padapter;
 726
 727         if (rtw_init_evt_priv(&padapter->evtpriv)) {
 728                 RT_TRACE(_module_os_intfs_c_, _drv_err_, ("\n Can't init evt_priv\n"));
 729                 ret8 = _FAIL;
 730                 goto exit;
 731         }
 732
 733
 734         if (rtw_init_mlme_priv(padapter) == _FAIL) {
 735                 RT_TRACE(_module_os_intfs_c_, _drv_err_, ("\n Can't init mlme_priv\n"));
 736                 ret8 = _FAIL;
 737                 goto exit;
 738         }
 739
 740         init_mlme_ext_priv(padapter);
 741
 742         if (_rtw_init_xmit_priv(&padapter->xmitpriv, padapter) == _FAIL) {
 743                 DBG_871X("Can't _rtw_init_xmit_priv\n");
 744                 ret8 = _FAIL;
 745                 goto exit;
 746         }
 747
 748         if (_rtw_init_recv_priv(&padapter->recvpriv, padapter) == _FAIL) {
 749                 DBG_871X("Can't _rtw_init_recv_priv\n");
 750                 ret8 = _FAIL;
 751                 goto exit;
 752         }
 753         /*  add for CONFIG_IEEE80211W, none 11w also can use */
 754         spin_lock_init(&padapter->security_key_mutex);
 755
 756         /*  We don't need to memset padapter->XXX to zero, because adapter is allocated by vzalloc(). */
 757         /* memset((unsigned char *)&padapter->securitypriv, 0, sizeof (struct security_priv)); */
 758
 759         if (_rtw_init_sta_priv(&padapter->stapriv) == _FAIL) {
 760                 DBG_871X("Can't _rtw_init_sta_priv\n");
 761                 ret8 = _FAIL;
 762                 goto exit;
 763         }
 764
 765         padapter->stapriv.padapter = padapter;
 766         padapter->setband = GHZ24_50;
 767         padapter->fix_rate = 0xFF;
 768         rtw_init_bcmc_stainfo(padapter);
 769
 770         rtw_init_pwrctrl_priv(padapter);
 771
 772         rtw_hal_dm_init(padapter);
 773
 774 exit:
 775
 776         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-rtw_init_drv_sw\n"));
 777
 778         return ret8;
 779 }
 780
 781 void rtw_cancel_all_timer(struct adapter *padapter)
 782 {
 783         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+rtw_cancel_all_timer\n"));
 784
 785         del_timer_sync(&padapter->mlmepriv.assoc_timer);
 786         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("rtw_cancel_all_timer:cancel association timer complete!\n"));
 787
 788         del_timer_sync(&padapter->mlmepriv.scan_to_timer);
 789         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("rtw_cancel_all_timer:cancel scan_to_timer!\n"));
 790
 791         del_timer_sync(&padapter->mlmepriv.dynamic_chk_timer);
 792         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("rtw_cancel_all_timer:cancel dynamic_chk_timer!\n"));
 793
 794         del_timer_sync(&(adapter_to_pwrctl(padapter)->pwr_state_check_timer));
 795
 796         del_timer_sync(&padapter->mlmepriv.set_scan_deny_timer);
 797         rtw_clear_scan_deny(padapter);
 798         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("rtw_cancel_all_timer:cancel set_scan_deny_timer!\n"));
 799
 800         del_timer_sync(&padapter->recvpriv.signal_stat_timer);
 801
 802         /* cancel dm timer */
 803         rtw_hal_dm_deinit(padapter);
 804 }
 805
 806 u8 rtw_free_drv_sw(struct adapter *padapter)
 807 {
 808         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("==>rtw_free_drv_sw"));
 809
 810         free_mlme_ext_priv(&padapter->mlmeextpriv);
 811
 812         rtw_free_cmd_priv(&padapter->cmdpriv);
 813
 814         rtw_free_evt_priv(&padapter->evtpriv);
 815
 816         rtw_free_mlme_priv(&padapter->mlmepriv);
 817
 818         /* free_io_queue(padapter); */
 819
 820         _rtw_free_xmit_priv(&padapter->xmitpriv);
 821
 822         _rtw_free_sta_priv(&padapter->stapriv); /* will free bcmc_stainfo here */
 823
 824         _rtw_free_recv_priv(&padapter->recvpriv);
 825
 826         rtw_free_pwrctrl_priv(padapter);
 827
 828         /* kfree((void *)padapter); */
 829
 830         rtw_hal_free_data(padapter);
 831
 832         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("<==rtw_free_drv_sw\n"));
 833
 834         /* free the old_pnetdev */
 835         if (padapter->rereg_nd_name_priv.old_pnetdev) {
 836                 free_netdev(padapter->rereg_nd_name_priv.old_pnetdev);
 837                 padapter->rereg_nd_name_priv.old_pnetdev = NULL;
 838         }
 839
 840         /*  clear pbuddystruct adapter to avoid access wrong pointer. */
 841         if (padapter->pbuddy_adapter != NULL)
 842                 padapter->pbuddy_adapter->pbuddy_adapter = NULL;
 843
 844         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-rtw_free_drv_sw\n"));
 845
 846         return _SUCCESS;
 847 }
 848
 849 static int _rtw_drv_register_netdev(struct adapter *padapter, char *name)
 850 {
 851         int ret = _SUCCESS;
 852         struct net_device *pnetdev = padapter->pnetdev;
 853
 854         /* alloc netdev name */
 855         if (rtw_init_netdev_name(pnetdev, name))
 856                 return _FAIL;
 857
 858         memcpy(pnetdev->dev_addr, padapter->eeprompriv.mac_addr, ETH_ALEN);
 859
 860         /* Tell the network stack we exist */
 861         if (register_netdev(pnetdev) != 0) {
 862                 DBG_871X(FUNC_NDEV_FMT "Failed!\n", FUNC_NDEV_ARG(pnetdev));
 863                 ret = _FAIL;
 864                 goto error_register_netdev;
 865         }
 866
 867         DBG_871X("%s, MAC Address (if%d) = " MAC_FMT "\n", __func__, (padapter->iface_id + 1), MAC_ARG(pnetdev->dev_addr));
 868
 869         return ret;
 870
 871 error_register_netdev:
 872
 873         rtw_free_drv_sw(padapter);
 874
 875         rtw_free_netdev(pnetdev);
 876
 877         return ret;
 878 }
 879
 880 int rtw_drv_register_netdev(struct adapter *if1)
 881 {
 882         struct dvobj_priv *dvobj = if1->dvobj;
 883         struct adapter *padapter = dvobj->padapters;
 884         char *name = if1->registrypriv.ifname;
 885
 886         return _rtw_drv_register_netdev(padapter, name);
 887 }
 888
 889 int _netdev_open(struct net_device *pnetdev)
 890 {
 891         uint status;
 892         struct adapter *padapter = (struct adapter *)rtw_netdev_priv(pnetdev);
 893         struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(padapter);
 894
 895         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+871x_drv - dev_open\n"));
 896         DBG_871X("+871x_drv - drv_open, bup =%d\n", padapter->bup);
 897
 898         padapter->netif_up = true;
 899
 900         if (pwrctrlpriv->ps_flag == true) {
 901                 padapter->net_closed = false;
 902                 goto netdev_open_normal_process;
 903         }
 904
 905         if (padapter->bup == false) {
 906                 padapter->bDriverStopped = false;
 907                 padapter->bSurpriseRemoved = false;
 908                 padapter->bCardDisableWOHSM = false;
 909
 910                 status = rtw_hal_init(padapter);
 911                 if (status == _FAIL) {
 912                         RT_TRACE(_module_os_intfs_c_, _drv_err_, ("rtl871x_hal_init(): Can't init h/w!\n"));
 913                         goto netdev_open_error;
 914                 }
 915
 916                 DBG_871X("MAC Address = " MAC_FMT "\n", MAC_ARG(pnetdev->dev_addr));
 917
 918                 status = rtw_start_drv_threads(padapter);
 919                 if (status == _FAIL) {
 920                         DBG_871X("Initialize driver software resource Failed!\n");
 921                         goto netdev_open_error;
 922                 }
 923
 924                 if (padapter->intf_start)
 925                         padapter->intf_start(padapter);
 926
 927                 rtw_cfg80211_init_wiphy(padapter);
 928
 929                 padapter->bup = true;
 930                 pwrctrlpriv->bips_processing = false;
 931         }
 932         padapter->net_closed = false;
 933
 934         _set_timer(&padapter->mlmepriv.dynamic_chk_timer, 2000);
 935
 936         if (!rtw_netif_queue_stopped(pnetdev))
 937                 rtw_netif_start_queue(pnetdev);
 938         else
 939                 rtw_netif_wake_queue(pnetdev);
 940
 941 netdev_open_normal_process:
 942
 943         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-871x_drv - dev_open\n"));
 944         DBG_871X("-871x_drv - drv_open, bup =%d\n", padapter->bup);
 945
 946         return 0;
 947
 948 netdev_open_error:
 949
 950         padapter->bup = false;
 951
 952         netif_carrier_off(pnetdev);
 953         rtw_netif_stop_queue(pnetdev);
 954
 955         RT_TRACE(_module_os_intfs_c_, _drv_err_, ("-871x_drv - dev_open, fail!\n"));
 956         DBG_871X("-871x_drv - drv_open fail, bup =%d\n", padapter->bup);
 957
 958         return (-1);
 959 }
 960
 961 int netdev_open(struct net_device *pnetdev)
 962 {
 963         int ret;
 964         struct adapter *padapter = (struct adapter *)rtw_netdev_priv(pnetdev);
 965         struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(padapter);
 966
 967         if (pwrctrlpriv->bInSuspend == true) {
 968                 DBG_871X("+871x_drv - drv_open, bInSuspend =%d\n", pwrctrlpriv->bInSuspend);
 969                 return 0;
 970         }
 971
 972         if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->hw_init_mutex)))
 973                 return -1;
 974
 975         ret = _netdev_open(pnetdev);
 976         mutex_unlock(&(adapter_to_dvobj(padapter)->hw_init_mutex));
 977
 978         return ret;
 979 }
 980
 981 static int  ips_netdrv_open(struct adapter *padapter)
 982 {
 983         int status = _SUCCESS;
 984         /* struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter); */
 985
 986         padapter->net_closed = false;
 987
 988         DBG_871X("===> %s.........\n", __func__);
 989
 990
 991         padapter->bDriverStopped = false;
 992         padapter->bCardDisableWOHSM = false;
 993         /* padapter->bup = true; */
 994
 995         status = rtw_hal_init(padapter);
 996         if (status == _FAIL) {
 997                 RT_TRACE(_module_os_intfs_c_, _drv_err_, ("ips_netdrv_open(): Can't init h/w!\n"));
 998                 goto netdev_open_error;
 999         }
1000
1001         if (padapter->intf_start)
1002                 padapter->intf_start(padapter);
1003
1004         _set_timer(&padapter->mlmepriv.dynamic_chk_timer, 2000);
1005
1006         return _SUCCESS;
1007
1008 netdev_open_error:
1009         /* padapter->bup = false; */
1010         DBG_871X("-ips_netdrv_open - drv_open failure, bup =%d\n", padapter->bup);
1011
1012         return _FAIL;
1013 }
1014
1015
1016 int rtw_ips_pwr_up(struct adapter *padapter)
1017 {
1018         int result;
1019         DBG_871X("===>  rtw_ips_pwr_up..............\n");
1020
1021         result = ips_netdrv_open(padapter);
1022
1023         DBG_871X("<===  rtw_ips_pwr_up..............\n");
1024         return result;
1025 }
1026
1027 void rtw_ips_pwr_down(struct adapter *padapter)
1028 {
1029         DBG_871X("===> rtw_ips_pwr_down...................\n");
1030
1031         padapter->bCardDisableWOHSM = true;
1032         padapter->net_closed = true;
1033
1034         rtw_ips_dev_unload(padapter);
1035         padapter->bCardDisableWOHSM = false;
1036         DBG_871X("<=== rtw_ips_pwr_down.....................\n");
1037 }
1038
1039 void rtw_ips_dev_unload(struct adapter *padapter)
1040 {
1041         DBG_871X("====> %s...\n", __func__);
1042
1043
1044         if (padapter->bSurpriseRemoved == false)
1045                 rtw_hal_deinit(padapter);
1046 }
1047
1048
1049 static int pm_netdev_open(struct net_device *pnetdev, u8 bnormal)
1050 {
1051         int status = -1;
1052
1053         struct adapter *padapter = (struct adapter *)rtw_netdev_priv(pnetdev);
1054
1055         if (true == bnormal) {
1056                 if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->hw_init_mutex)) == 0) {
1057                         status = _netdev_open(pnetdev);
1058                         mutex_unlock(&(adapter_to_dvobj(padapter)->hw_init_mutex));
1059                 }
1060         }
1061         else
1062                 status =  (_SUCCESS == ips_netdrv_open(padapter)) ? (0) : (-1);
1063
1064         return status;
1065 }
1066
1067 static int netdev_close(struct net_device *pnetdev)
1068 {
1069         struct adapter *padapter = (struct adapter *)rtw_netdev_priv(pnetdev);
1070         struct pwrctrl_priv *pwrctl = adapter_to_pwrctl(padapter);
1071
1072         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+871x_drv - drv_close\n"));
1073
1074         if (pwrctl->bInternalAutoSuspend == true) {
1075                 /* rtw_pwr_wakeup(padapter); */
1076                 if (pwrctl->rf_pwrstate == rf_off)
1077                         pwrctl->ps_flag = true;
1078         }
1079         padapter->net_closed = true;
1080         padapter->netif_up = false;
1081
1082 /*if (!padapter->hw_init_completed)
1083         {
1084                 DBG_871X("(1)871x_drv - drv_close, bup =%d, hw_init_completed =%d\n", padapter->bup, padapter->hw_init_completed);
1085
1086                 padapter->bDriverStopped = true;
1087
1088                 rtw_dev_unload(padapter);
1089         }
1090         else*/
1091         if (pwrctl->rf_pwrstate == rf_on) {
1092                 DBG_871X("(2)871x_drv - drv_close, bup =%d, hw_init_completed =%d\n", padapter->bup, padapter->hw_init_completed);
1093
1094                 /* s1. */
1095                 if (pnetdev) {
1096                         if (!rtw_netif_queue_stopped(pnetdev))
1097                                 rtw_netif_stop_queue(pnetdev);
1098                 }
1099
1100                 /* s2. */
1101                 LeaveAllPowerSaveMode(padapter);
1102                 rtw_disassoc_cmd(padapter, 500, false);
1103                 /* s2-2.  indicate disconnect to os */
1104                 rtw_indicate_disconnect(padapter);
1105                 /* s2-3. */
1106                 rtw_free_assoc_resources(padapter, 1);
1107                 /* s2-4. */
1108                 rtw_free_network_queue(padapter, true);
1109         }
1110
1111         rtw_scan_abort(padapter);
1112         adapter_wdev_data(padapter)->bandroid_scan = false;
1113
1114         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-871x_drv - drv_close\n"));
1115         DBG_871X("-871x_drv - drv_close, bup =%d\n", padapter->bup);
1116
1117         return 0;
1118 }
1119
1120 void rtw_ndev_destructor(struct net_device *ndev)
1121 {
1122         DBG_871X(FUNC_NDEV_FMT "\n", FUNC_NDEV_ARG(ndev));
1123
1124         kfree(ndev->ieee80211_ptr);
1125 }
1126
1127 void rtw_dev_unload(struct adapter *padapter)
1128 {
1129         struct pwrctrl_priv *pwrctl = adapter_to_pwrctl(padapter);
1130         struct dvobj_priv *pobjpriv = padapter->dvobj;
1131         struct debug_priv *pdbgpriv = &pobjpriv->drv_dbg;
1132         struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
1133         u8 cnt = 0;
1134
1135         RT_TRACE(_module_hci_intfs_c_, _drv_notice_, ("+%s\n", __func__));
1136
1137         if (padapter->bup == true) {
1138                 DBG_871X("===> %s\n", __func__);
1139
1140                 padapter->bDriverStopped = true;
1141                 if (padapter->xmitpriv.ack_tx)
1142                         rtw_ack_tx_done(&padapter->xmitpriv, RTW_SCTX_DONE_DRV_STOP);
1143
1144                 if (padapter->intf_stop)
1145                         padapter->intf_stop(padapter);
1146
1147                 RT_TRACE(_module_hci_intfs_c_, _drv_notice_, ("@ rtw_dev_unload: stop intf complete!\n"));
1148
1149                 if (!pwrctl->bInternalAutoSuspend)
1150                         rtw_stop_drv_threads(padapter);
1151
1152                 while (atomic_read(&(pcmdpriv->cmdthd_running)) == true) {
1153                         if (cnt > 5) {
1154                                 DBG_871X("stop cmdthd timeout\n");
1155                                 break;
1156                         } else {
1157                                 cnt++;
1158                                 DBG_871X("cmdthd is running(%d)\n", cnt);
1159                                 msleep(10);
1160                         }
1161                 }
1162
1163                 RT_TRACE(_module_hci_intfs_c_, _drv_notice_, ("@ %s: stop thread complete!\n", __func__));
1164
1165                 /* check the status of IPS */
1166                 if (rtw_hal_check_ips_status(padapter) == true || pwrctl->rf_pwrstate == rf_off) { /* check HW status and SW state */
1167                         DBG_871X_LEVEL(_drv_always_, "%s: driver in IPS-FWLPS\n", __func__);
1168                         pdbgpriv->dbg_dev_unload_inIPS_cnt++;
1169                         LeaveAllPowerSaveMode(padapter);
1170                 } else {
1171                         DBG_871X_LEVEL(_drv_always_, "%s: driver not in IPS\n", __func__);
1172                 }
1173
1174                 if (padapter->bSurpriseRemoved == false) {
1175                         hal_btcoex_IpsNotify(padapter, pwrctl->ips_mode_req);
1176 #ifdef CONFIG_WOWLAN
1177                         if (pwrctl->bSupportRemoteWakeup == true &&
1178                                 pwrctl->wowlan_mode == true) {
1179                                 DBG_871X_LEVEL(_drv_always_, "%s bSupportRemoteWakeup ==true  do not run rtw_hal_deinit()\n", __func__);
1180                         }
1181                         else
1182 #endif
1183                         {
1184                                 /* amy modify 20120221 for power seq is different between driver open and ips */
1185                                 rtw_hal_deinit(padapter);
1186                         }
1187                         padapter->bSurpriseRemoved = true;
1188                 }
1189                 RT_TRACE(_module_hci_intfs_c_, _drv_notice_,
1190                          ("@ %s: deinit hal complete!\n", __func__));
1191
1192                 padapter->bup = false;
1193
1194                 DBG_871X("<=== %s\n", __func__);
1195         }
1196         else {
1197                 RT_TRACE(_module_hci_intfs_c_, _drv_notice_, ("%s: bup ==false\n", __func__));
1198                 DBG_871X("%s: bup ==false\n", __func__);
1199         }
1200
1201         RT_TRACE(_module_hci_intfs_c_, _drv_notice_, ("-%s\n", __func__));
1202 }
1203
1204 static int rtw_suspend_free_assoc_resource(struct adapter *padapter)
1205 {
1206         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1207
1208         DBG_871X("==> " FUNC_ADPT_FMT " entry....\n", FUNC_ADPT_ARG(padapter));
1209
1210         if (rtw_chk_roam_flags(padapter, RTW_ROAM_ON_RESUME)) {
1211                 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)
1212                         && check_fwstate(pmlmepriv, _FW_LINKED)) {
1213                         DBG_871X("%s %s(" MAC_FMT "), length:%d assoc_ssid.length:%d\n", __func__,
1214                                         pmlmepriv->cur_network.network.Ssid.Ssid,
1215                                         MAC_ARG(pmlmepriv->cur_network.network.MacAddress),
1216                                         pmlmepriv->cur_network.network.Ssid.SsidLength,
1217                                         pmlmepriv->assoc_ssid.SsidLength);
1218                         rtw_set_to_roam(padapter, 1);
1219                 }
1220         }
1221
1222         if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) && check_fwstate(pmlmepriv, _FW_LINKED)) {
1223                 rtw_disassoc_cmd(padapter, 0, false);
1224                 /* s2-2.  indicate disconnect to os */
1225                 rtw_indicate_disconnect(padapter);
1226         }
1227         else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1228                 rtw_sta_flush(padapter);
1229         }
1230
1231         /* s2-3. */
1232         rtw_free_assoc_resources(padapter, 1);
1233
1234         /* s2-4. */
1235         rtw_free_network_queue(padapter, true);
1236
1237         if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY))
1238                 rtw_indicate_scan_done(padapter, 1);
1239
1240         if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) {
1241                 DBG_871X_LEVEL(_drv_always_, "%s: fw_under_linking\n", __func__);
1242                 rtw_indicate_disconnect(padapter);
1243         }
1244
1245         DBG_871X("<== " FUNC_ADPT_FMT " exit....\n", FUNC_ADPT_ARG(padapter));
1246         return _SUCCESS;
1247 }
1248
1249 #ifdef CONFIG_WOWLAN
1250 void rtw_suspend_wow(struct adapter *padapter)
1251 {
1252         u8 ch, bw, offset;
1253         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1254         struct net_device *pnetdev = padapter->pnetdev;
1255         struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
1256         struct wowlan_ioctl_param poidparam;
1257
1258         DBG_871X("==> " FUNC_ADPT_FMT " entry....\n", FUNC_ADPT_ARG(padapter));
1259
1260
1261         DBG_871X("wowlan_mode: %d\n", pwrpriv->wowlan_mode);
1262         DBG_871X("wowlan_pno_enable: %d\n", pwrpriv->wowlan_pno_enable);
1263
1264         if (pwrpriv->wowlan_mode == true) {
1265                 if (pnetdev)
1266                         rtw_netif_stop_queue(pnetdev);
1267                 /*  1. stop thread */
1268                 padapter->bDriverStopped = true;        /* for stop thread */
1269                 rtw_stop_drv_threads(padapter);
1270                 padapter->bDriverStopped = false;       /* for 32k command */
1271
1272                 /*  2. disable interrupt */
1273                 if (padapter->intf_stop) {
1274                         padapter->intf_stop(padapter);
1275                 }
1276
1277                 /*  2.1 clean interrupt */
1278                 if (padapter->HalFunc.clear_interrupt)
1279                         padapter->HalFunc.clear_interrupt(padapter);
1280
1281                 /*  2.2 free irq */
1282                 /* sdio_free_irq(adapter_to_dvobj(padapter)); */
1283                 if (padapter->intf_free_irq)
1284                         padapter->intf_free_irq(adapter_to_dvobj(padapter));
1285
1286                 poidparam.subcode = WOWLAN_ENABLE;
1287                 padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_WOWLAN, (u8 *)&poidparam);
1288                 if (rtw_chk_roam_flags(padapter, RTW_ROAM_ON_RESUME)) {
1289                         if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)
1290                                 && check_fwstate(pmlmepriv, _FW_LINKED)) {
1291                                 DBG_871X("%s %s(" MAC_FMT "), length:%d assoc_ssid.length:%d\n", __func__,
1292                                                 pmlmepriv->cur_network.network.Ssid.Ssid,
1293                                                 MAC_ARG(pmlmepriv->cur_network.network.MacAddress),
1294                                                 pmlmepriv->cur_network.network.Ssid.SsidLength,
1295                                                 pmlmepriv->assoc_ssid.SsidLength);
1296
1297                                 rtw_set_to_roam(padapter, 0);
1298                         }
1299                 }
1300
1301                 DBG_871X_LEVEL(_drv_always_, "%s: wowmode suspending\n", __func__);
1302
1303                 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
1304                         DBG_871X_LEVEL(_drv_always_, "%s: fw_under_survey\n", __func__);
1305                         rtw_indicate_scan_done(padapter, 1);
1306                         clr_fwstate(pmlmepriv, _FW_UNDER_SURVEY);
1307                 }
1308
1309                 if (rtw_get_ch_setting_union(padapter, &ch, &bw, &offset) != 0) {
1310                         DBG_871X(FUNC_ADPT_FMT " back to linked/linking union - ch:%u, bw:%u, offset:%u\n",
1311                                 FUNC_ADPT_ARG(padapter), ch, bw, offset);
1312                         set_channel_bwmode(padapter, ch, offset, bw);
1313                 }
1314
1315                 if (pwrpriv->wowlan_pno_enable)
1316                         DBG_871X_LEVEL(_drv_always_, "%s: pno: %d\n", __func__, pwrpriv->wowlan_pno_enable);
1317                 else
1318                         rtw_set_ps_mode(padapter, PS_MODE_DTIM, 0, 0, "WOWLAN");
1319         }
1320         else {
1321                 DBG_871X_LEVEL(_drv_always_, "%s: ### ERROR ### wowlan_mode =%d\n", __func__, pwrpriv->wowlan_mode);
1322         }
1323         DBG_871X("<== " FUNC_ADPT_FMT " exit....\n", FUNC_ADPT_ARG(padapter));
1324 }
1325 #endif /* ifdef CONFIG_WOWLAN */
1326
1327 #ifdef CONFIG_AP_WOWLAN
1328 void rtw_suspend_ap_wow(struct adapter *padapter)
1329 {
1330         u8 ch, bw, offset;
1331         struct net_device *pnetdev = padapter->pnetdev;
1332         struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
1333         struct wowlan_ioctl_param poidparam;
1334
1335         DBG_871X("==> " FUNC_ADPT_FMT " entry....\n", FUNC_ADPT_ARG(padapter));
1336
1337         pwrpriv->wowlan_ap_mode = true;
1338
1339         DBG_871X("wowlan_ap_mode: %d\n", pwrpriv->wowlan_ap_mode);
1340
1341         if (pnetdev)
1342                 rtw_netif_stop_queue(pnetdev);
1343         /*  1. stop thread */
1344         padapter->bDriverStopped = true;        /* for stop thread */
1345         rtw_stop_drv_threads(padapter);
1346         padapter->bDriverStopped = false;       /* for 32k command */
1347
1348         /*  2. disable interrupt */
1349         rtw_hal_disable_interrupt(padapter); /*  It need wait for leaving 32K. */
1350
1351         /*  2.1 clean interrupt */
1352         if (padapter->HalFunc.clear_interrupt)
1353                 padapter->HalFunc.clear_interrupt(padapter);
1354
1355         /*  2.2 free irq */
1356         /* sdio_free_irq(adapter_to_dvobj(padapter)); */
1357         if (padapter->intf_free_irq)
1358                 padapter->intf_free_irq(adapter_to_dvobj(padapter));
1359
1360         poidparam.subcode = WOWLAN_AP_ENABLE;
1361         padapter->HalFunc.SetHwRegHandler(padapter,
1362                                         HW_VAR_AP_WOWLAN, (u8 *)&poidparam);
1363
1364         DBG_871X_LEVEL(_drv_always_, "%s: wowmode suspending\n", __func__);
1365
1366         if (rtw_get_ch_setting_union(padapter, &ch, &bw, &offset) != 0) {
1367                 DBG_871X(FUNC_ADPT_FMT " back to linked/linking union - ch:%u, bw:%u, offset:%u\n",
1368                          FUNC_ADPT_ARG(padapter), ch, bw, offset);
1369                 set_channel_bwmode(padapter, ch, offset, bw);
1370         }
1371
1372         rtw_set_ps_mode(padapter, PS_MODE_MIN, 0, 0, "AP-WOWLAN");
1373
1374         DBG_871X("<== " FUNC_ADPT_FMT " exit....\n", FUNC_ADPT_ARG(padapter));
1375 }
1376 #endif /* ifdef CONFIG_AP_WOWLAN */
1377
1378
1379 static void rtw_suspend_normal(struct adapter *padapter)
1380 {
1381         struct net_device *pnetdev = padapter->pnetdev;
1382
1383         DBG_871X("==> " FUNC_ADPT_FMT " entry....\n", FUNC_ADPT_ARG(padapter));
1384         if (pnetdev) {
1385                 netif_carrier_off(pnetdev);
1386                 rtw_netif_stop_queue(pnetdev);
1387         }
1388
1389         rtw_suspend_free_assoc_resource(padapter);
1390
1391         if ((rtw_hal_check_ips_status(padapter) == true)
1392                 || (adapter_to_pwrctl(padapter)->rf_pwrstate == rf_off)) {
1393                 DBG_871X_LEVEL(_drv_always_, "%s: ### ERROR #### driver in IPS ####ERROR###!!!\n", __func__);
1394         }
1395
1396         rtw_dev_unload(padapter);
1397
1398         /* sdio_deinit(adapter_to_dvobj(padapter)); */
1399         if (padapter->intf_deinit)
1400                 padapter->intf_deinit(adapter_to_dvobj(padapter));
1401
1402         DBG_871X("<== " FUNC_ADPT_FMT " exit....\n", FUNC_ADPT_ARG(padapter));
1403 }
1404
1405 int rtw_suspend_common(struct adapter *padapter)
1406 {
1407         struct dvobj_priv *psdpriv = padapter->dvobj;
1408         struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;
1409         struct pwrctrl_priv *pwrpriv = dvobj_to_pwrctl(psdpriv);
1410         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1411
1412         int ret = 0;
1413         unsigned long start_time = jiffies;
1414
1415         DBG_871X_LEVEL(_drv_always_, " suspend start\n");
1416         DBG_871X("==> %s (%s:%d)\n", __func__, current->comm, current->pid);
1417         pdbgpriv->dbg_suspend_cnt++;
1418
1419         pwrpriv->bInSuspend = true;
1420
1421         while (pwrpriv->bips_processing == true)
1422                 msleep(1);
1423
1424         if ((!padapter->bup) || (padapter->bDriverStopped) || (padapter->bSurpriseRemoved)) {
1425                 DBG_871X("%s bup =%d bDriverStopped =%d bSurpriseRemoved = %d\n", __func__
1426                         , padapter->bup, padapter->bDriverStopped, padapter->bSurpriseRemoved);
1427                 pdbgpriv->dbg_suspend_error_cnt++;
1428                 goto exit;
1429         }
1430         rtw_ps_deny(padapter, PS_DENY_SUSPEND);
1431
1432         rtw_cancel_all_timer(padapter);
1433
1434         LeaveAllPowerSaveModeDirect(padapter);
1435
1436         rtw_stop_cmd_thread(padapter);
1437
1438         /*  wait for the latest FW to remove this condition. */
1439         if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) {
1440                 hal_btcoex_SuspendNotify(padapter, 0);
1441                 DBG_871X("WIFI_AP_STATE\n");
1442         } else if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1443                 hal_btcoex_SuspendNotify(padapter, 1);
1444                 DBG_871X("STATION\n");
1445         }
1446
1447         rtw_ps_deny_cancel(padapter, PS_DENY_SUSPEND);
1448
1449         if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1450         #ifdef CONFIG_WOWLAN
1451                 if (check_fwstate(pmlmepriv, _FW_LINKED)) {
1452                         pwrpriv->wowlan_mode = true;
1453                 } else if (pwrpriv->wowlan_pno_enable == true) {
1454                         pwrpriv->wowlan_mode |= pwrpriv->wowlan_pno_enable;
1455                 }
1456
1457                 if (pwrpriv->wowlan_mode == true)
1458                 rtw_suspend_wow(padapter);
1459                 else
1460                         rtw_suspend_normal(padapter);
1461
1462         #else /* CONFIG_WOWLAN */
1463                 rtw_suspend_normal(padapter);
1464         #endif /* CONFIG_WOWLAN */
1465         } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) {
1466         #ifdef CONFIG_AP_WOWLAN
1467                 rtw_suspend_ap_wow(padapter);
1468         #else
1469                 rtw_suspend_normal(padapter);
1470         #endif /* CONFIG_AP_WOWLAN */
1471         } else {
1472                 rtw_suspend_normal(padapter);
1473         }
1474
1475         DBG_871X_LEVEL(_drv_always_, "rtw suspend success in %d ms\n",
1476                 jiffies_to_msecs(jiffies - start_time));
1477
1478 exit:
1479         DBG_871X("<===  %s return %d.............. in %dms\n", __func__
1480                 , ret, jiffies_to_msecs(jiffies - start_time));
1481
1482         return ret;
1483 }
1484
1485 #ifdef CONFIG_WOWLAN
1486 int rtw_resume_process_wow(struct adapter *padapter)
1487 {
1488         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1489         struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1490         struct net_device *pnetdev = padapter->pnetdev;
1491         struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
1492         struct dvobj_priv *psdpriv = padapter->dvobj;
1493         struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;
1494         struct wowlan_ioctl_param poidparam;
1495         struct sta_info *psta = NULL;
1496         int ret = _SUCCESS;
1497
1498         DBG_871X("==> " FUNC_ADPT_FMT " entry....\n", FUNC_ADPT_ARG(padapter));
1499
1500         if (padapter) {
1501                 pnetdev = padapter->pnetdev;
1502                 pwrpriv = adapter_to_pwrctl(padapter);
1503         } else {
1504                 pdbgpriv->dbg_resume_error_cnt++;
1505                 ret = -1;
1506                 goto exit;
1507         }
1508
1509         if (padapter->bDriverStopped || padapter->bSurpriseRemoved) {
1510                 DBG_871X("%s pdapter %p bDriverStopped %d bSurpriseRemoved %d\n",
1511                                 __func__, padapter, padapter->bDriverStopped,
1512                                 padapter->bSurpriseRemoved);
1513                 goto exit;
1514         }
1515
1516 #ifdef CONFIG_PNO_SUPPORT
1517         pwrpriv->pno_in_resume = true;
1518 #endif
1519
1520         if (pwrpriv->wowlan_mode == true) {
1521                 rtw_set_ps_mode(padapter, PS_MODE_ACTIVE, 0, 0, "WOWLAN");
1522
1523                 pwrpriv->bFwCurrentInPSMode = false;
1524
1525                 if (padapter->intf_stop) {
1526                         padapter->intf_stop(padapter);
1527                 }
1528
1529                 if (padapter->HalFunc.clear_interrupt)
1530                         padapter->HalFunc.clear_interrupt(padapter);
1531
1532                 /* if (sdio_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS) { */
1533                 if ((padapter->intf_alloc_irq) && (padapter->intf_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS)) {
1534                         ret = -1;
1535                         RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("%s: sdio_alloc_irq Failed!!\n", __func__));
1536                         goto exit;
1537                 }
1538
1539                 /* Disable WOW, set H2C command */
1540                 poidparam.subcode = WOWLAN_DISABLE;
1541                 padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_WOWLAN, (u8 *)&poidparam);
1542
1543                 psta = rtw_get_stainfo(&padapter->stapriv, get_bssid(&padapter->mlmepriv));
1544                 if (psta) {
1545                         set_sta_rate(padapter, psta);
1546                 }
1547
1548
1549                 padapter->bDriverStopped = false;
1550                 DBG_871X("%s: wowmode resuming, DriverStopped:%d\n", __func__, padapter->bDriverStopped);
1551                 rtw_start_drv_threads(padapter);
1552
1553                 if (padapter->intf_start) {
1554                         padapter->intf_start(padapter);
1555                 }
1556
1557                 /*  start netif queue */
1558                 if (pnetdev) {
1559                         if (!rtw_netif_queue_stopped(pnetdev))
1560                                 rtw_netif_start_queue(pnetdev);
1561                         else
1562                                 rtw_netif_wake_queue(pnetdev);
1563                 }
1564         }
1565         else {
1566                 DBG_871X_LEVEL(_drv_always_, "%s: ### ERROR ### wowlan_mode =%d\n", __func__, pwrpriv->wowlan_mode);
1567         }
1568
1569         if (padapter->pid[1] != 0) {
1570                 DBG_871X("pid[1]:%d\n", padapter->pid[1]);
1571                 rtw_signal_process(padapter->pid[1], SIGUSR2);
1572         }
1573
1574         if (rtw_chk_roam_flags(padapter, RTW_ROAM_ON_RESUME)) {
1575                 if (pwrpriv->wowlan_wake_reason == FWDecisionDisconnect ||
1576                         pwrpriv->wowlan_wake_reason == Rx_DisAssoc ||
1577                         pwrpriv->wowlan_wake_reason == Rx_DeAuth) {
1578                         DBG_871X("%s: disconnect reason: %02x\n", __func__,
1579                                                 pwrpriv->wowlan_wake_reason);
1580                         rtw_indicate_disconnect(padapter);
1581
1582                         rtw_sta_media_status_rpt(padapter,
1583                                 rtw_get_stainfo(&padapter->stapriv,
1584                                         get_bssid(&padapter->mlmepriv)), 0);
1585
1586                         rtw_free_assoc_resources(padapter, 1);
1587                         pmlmeinfo->state = WIFI_FW_NULL_STATE;
1588
1589                 } else {
1590                         DBG_871X("%s: do roaming\n", __func__);
1591                         rtw_roaming(padapter, NULL);
1592                 }
1593         }
1594
1595         if (pwrpriv->wowlan_mode == true) {
1596                 pwrpriv->bips_processing = false;
1597                 _set_timer(&padapter->mlmepriv.dynamic_chk_timer, 2000);
1598         } else {
1599                 DBG_871X_LEVEL(_drv_always_, "do not reset timer\n");
1600         }
1601
1602         pwrpriv->wowlan_mode = false;
1603
1604         /* clean driver side wake up reason. */
1605         pwrpriv->wowlan_wake_reason = 0;
1606 exit:
1607         DBG_871X("<== " FUNC_ADPT_FMT " exit....\n", FUNC_ADPT_ARG(padapter));
1608         return ret;
1609 }
1610 #endif /* ifdef CONFIG_WOWLAN */
1611
1612 #ifdef CONFIG_AP_WOWLAN
1613 int rtw_resume_process_ap_wow(struct adapter *padapter)
1614 {
1615         struct net_device *pnetdev = padapter->pnetdev;
1616         struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
1617         struct dvobj_priv *psdpriv = padapter->dvobj;
1618         struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;
1619         struct wowlan_ioctl_param poidparam;
1620         int ret = _SUCCESS;
1621
1622         DBG_871X("==> " FUNC_ADPT_FMT " entry....\n", FUNC_ADPT_ARG(padapter));
1623
1624         if (padapter) {
1625                 pnetdev = padapter->pnetdev;
1626                 pwrpriv = adapter_to_pwrctl(padapter);
1627         } else {
1628                 pdbgpriv->dbg_resume_error_cnt++;
1629                 ret = -1;
1630                 goto exit;
1631         }
1632
1633         rtw_set_ps_mode(padapter, PS_MODE_ACTIVE, 0, 0, "AP-WOWLAN");
1634
1635         pwrpriv->bFwCurrentInPSMode = false;
1636
1637         rtw_hal_disable_interrupt(padapter);
1638
1639         if (padapter->HalFunc.clear_interrupt)
1640                 padapter->HalFunc.clear_interrupt(padapter);
1641
1642         /* if (sdio_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS) { */
1643         if ((padapter->intf_alloc_irq) && (padapter->intf_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS)) {
1644                 ret = -1;
1645                 RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("%s: sdio_alloc_irq Failed!!\n", __func__));
1646                 goto exit;
1647         }
1648
1649         /* Disable WOW, set H2C command */
1650         poidparam.subcode = WOWLAN_AP_DISABLE;
1651         padapter->HalFunc.SetHwRegHandler(padapter,
1652                 HW_VAR_AP_WOWLAN, (u8 *)&poidparam);
1653         pwrpriv->wowlan_ap_mode = false;
1654
1655         padapter->bDriverStopped = false;
1656         DBG_871X("%s: wowmode resuming, DriverStopped:%d\n", __func__, padapter->bDriverStopped);
1657         rtw_start_drv_threads(padapter);
1658
1659         if (padapter->intf_start) {
1660                 padapter->intf_start(padapter);
1661         }
1662
1663         /*  start netif queue */
1664         if (pnetdev) {
1665                 if (!rtw_netif_queue_stopped(pnetdev))
1666                         rtw_netif_start_queue(pnetdev);
1667                 else
1668                         rtw_netif_wake_queue(pnetdev);
1669         }
1670
1671         if (padapter->pid[1] != 0) {
1672                 DBG_871X("pid[1]:%d\n", padapter->pid[1]);
1673                 rtw_signal_process(padapter->pid[1], SIGUSR2);
1674         }
1675
1676         pwrpriv->bips_processing = false;
1677         _set_timer(&padapter->mlmepriv.dynamic_chk_timer, 2000);
1678
1679         /* clean driver side wake up reason. */
1680         pwrpriv->wowlan_wake_reason = 0;
1681 exit:
1682         DBG_871X("<== " FUNC_ADPT_FMT " exit....\n", FUNC_ADPT_ARG(padapter));
1683         return ret;
1684 }
1685 #endif /* ifdef CONFIG_APWOWLAN */
1686
1687 static int rtw_resume_process_normal(struct adapter *padapter)
1688 {
1689         struct net_device *pnetdev;
1690         struct pwrctrl_priv *pwrpriv;
1691         struct mlme_priv *pmlmepriv;
1692         struct dvobj_priv *psdpriv;
1693         struct debug_priv *pdbgpriv;
1694
1695         int ret = _SUCCESS;
1696
1697         if (!padapter) {
1698                 ret = -1;
1699                 goto exit;
1700         }
1701
1702         pnetdev = padapter->pnetdev;
1703         pwrpriv = adapter_to_pwrctl(padapter);
1704         pmlmepriv = &padapter->mlmepriv;
1705         psdpriv = padapter->dvobj;
1706         pdbgpriv = &psdpriv->drv_dbg;
1707
1708         DBG_871X("==> " FUNC_ADPT_FMT " entry....\n", FUNC_ADPT_ARG(padapter));
1709         /*  interface init */
1710         /* if (sdio_init(adapter_to_dvobj(padapter)) != _SUCCESS) */
1711         if ((padapter->intf_init) && (padapter->intf_init(adapter_to_dvobj(padapter)) != _SUCCESS)) {
1712                 ret = -1;
1713                 RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("%s: initialize SDIO Failed!!\n", __func__));
1714                 goto exit;
1715         }
1716         rtw_hal_disable_interrupt(padapter);
1717         /* if (sdio_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS) */
1718         if ((padapter->intf_alloc_irq) && (padapter->intf_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS)) {
1719                 ret = -1;
1720                 RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("%s: sdio_alloc_irq Failed!!\n", __func__));
1721                 goto exit;
1722         }
1723
1724         rtw_reset_drv_sw(padapter);
1725         pwrpriv->bkeepfwalive = false;
1726
1727         DBG_871X("bkeepfwalive(%x)\n", pwrpriv->bkeepfwalive);
1728         if (pm_netdev_open(pnetdev, true) != 0) {
1729                 ret = -1;
1730                 pdbgpriv->dbg_resume_error_cnt++;
1731                 goto exit;
1732         }
1733
1734         netif_device_attach(pnetdev);
1735         netif_carrier_on(pnetdev);
1736
1737         if (padapter->pid[1] != 0) {
1738                 DBG_871X("pid[1]:%d\n", padapter->pid[1]);
1739                 rtw_signal_process(padapter->pid[1], SIGUSR2);
1740         }
1741
1742
1743         if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
1744                 DBG_871X(FUNC_ADPT_FMT " fwstate:0x%08x - WIFI_STATION_STATE\n", FUNC_ADPT_ARG(padapter), get_fwstate(pmlmepriv));
1745
1746                 if (rtw_chk_roam_flags(padapter, RTW_ROAM_ON_RESUME))
1747                         rtw_roaming(padapter, NULL);
1748
1749         } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1750                 DBG_871X(FUNC_ADPT_FMT " fwstate:0x%08x - WIFI_AP_STATE\n", FUNC_ADPT_ARG(padapter), get_fwstate(pmlmepriv));
1751                 rtw_ap_restore_network(padapter);
1752         } else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
1753                 DBG_871X(FUNC_ADPT_FMT " fwstate:0x%08x - WIFI_ADHOC_STATE\n", FUNC_ADPT_ARG(padapter), get_fwstate(pmlmepriv));
1754         } else {
1755                 DBG_871X(FUNC_ADPT_FMT " fwstate:0x%08x - ???\n", FUNC_ADPT_ARG(padapter), get_fwstate(pmlmepriv));
1756         }
1757
1758         DBG_871X("<== " FUNC_ADPT_FMT " exit....\n", FUNC_ADPT_ARG(padapter));
1759
1760 exit:
1761         return ret;
1762 }
1763
1764 int rtw_resume_common(struct adapter *padapter)
1765 {
1766         int ret = 0;
1767         unsigned long start_time = jiffies;
1768         struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
1769         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1770
1771         DBG_871X_LEVEL(_drv_always_, "resume start\n");
1772         DBG_871X("==> %s (%s:%d)\n", __func__, current->comm, current->pid);
1773
1774         if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1775         #ifdef CONFIG_WOWLAN
1776                 if (pwrpriv->wowlan_mode == true)
1777                         rtw_resume_process_wow(padapter);
1778                 else
1779                         rtw_resume_process_normal(padapter);
1780         #else
1781                 rtw_resume_process_normal(padapter);
1782         #endif
1783
1784         } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) {
1785         #ifdef CONFIG_AP_WOWLAN
1786                 rtw_resume_process_ap_wow(padapter);
1787         #else
1788                 rtw_resume_process_normal(padapter);
1789         #endif /* CONFIG_AP_WOWLAN */
1790         } else {
1791                 rtw_resume_process_normal(padapter);
1792         }
1793
1794         hal_btcoex_SuspendNotify(padapter, 0);
1795
1796         if (pwrpriv) {
1797                 pwrpriv->bInSuspend = false;
1798         #ifdef CONFIG_PNO_SUPPORT
1799                 pwrpriv->pno_in_resume = false;
1800         #endif
1801         }
1802         DBG_871X_LEVEL(_drv_always_, "%s:%d in %d ms\n", __func__, ret,
1803                 jiffies_to_msecs(jiffies - start_time));
1804
1805         return ret;
1806 }