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 char *rtw_phy_file_path = "";
 205 module_param(rtw_phy_file_path, charp, 0644);
 206 MODULE_PARM_DESC(rtw_phy_file_path, "The path of phy parameter");
 207 /*  PHY FILE Bit Map */
 208 /*  BIT0 - MAC,                         0: non-support, 1: support */
 209 /*  BIT1 - BB,                                  0: non-support, 1: support */
 210 /*  BIT2 - BB_PG,                               0: non-support, 1: support */
 211 /*  BIT3 - BB_MP,                               0: non-support, 1: support */
 212 /*  BIT4 - RF,                                  0: non-support, 1: support */
 213 /*  BIT5 - RF_TXPWR_TRACK,      0: non-support, 1: support */
 214 /*  BIT6 - RF_TXPWR_LMT,                0: non-support, 1: support */
 215 static int rtw_load_phy_file = (BIT2 | BIT6);
 216 module_param(rtw_load_phy_file, int, 0644);
 217 MODULE_PARM_DESC(rtw_load_phy_file, "PHY File Bit Map");
 218 static int rtw_decrypt_phy_file;
 219 module_param(rtw_decrypt_phy_file, int, 0644);
 220 MODULE_PARM_DESC(rtw_decrypt_phy_file, "Enable Decrypt PHY File");
 221
 222 int _netdev_open(struct net_device *pnetdev);
 223 int netdev_open (struct net_device *pnetdev);
 224 static int netdev_close (struct net_device *pnetdev);
 225
 226 static uint loadparam(struct adapter *padapter, _nic_hdl pnetdev)
 227 {
 228         uint status = _SUCCESS;
 229         struct registry_priv  *registry_par = &padapter->registrypriv;
 230
 231         registry_par->chip_version = (u8)rtw_chip_version;
 232         registry_par->rfintfs = (u8)rtw_rfintfs;
 233         registry_par->lbkmode = (u8)rtw_lbkmode;
 234         /* registry_par->hci = (u8)hci; */
 235         registry_par->network_mode  = (u8)rtw_network_mode;
 236
 237         memcpy(registry_par->ssid.Ssid, "ANY", 3);
 238         registry_par->ssid.SsidLength = 3;
 239
 240         registry_par->channel = (u8)rtw_channel;
 241         registry_par->wireless_mode = (u8)rtw_wireless_mode;
 242
 243         if (registry_par->channel > 14)
 244                 registry_par->channel = 1;
 245
 246         registry_par->vrtl_carrier_sense = (u8)rtw_vrtl_carrier_sense ;
 247         registry_par->vcs_type = (u8)rtw_vcs_type;
 248         registry_par->rts_thresh = (u16)rtw_rts_thresh;
 249         registry_par->frag_thresh = (u16)rtw_frag_thresh;
 250         registry_par->preamble = (u8)rtw_preamble;
 251         registry_par->scan_mode = (u8)rtw_scan_mode;
 252         registry_par->adhoc_tx_pwr = (u8)rtw_adhoc_tx_pwr;
 253         registry_par->soft_ap =  (u8)rtw_soft_ap;
 254         registry_par->smart_ps =  (u8)rtw_smart_ps;
 255         registry_par->check_fw_ps = (u8)rtw_check_fw_ps;
 256         registry_par->power_mgnt = (u8)rtw_power_mgnt;
 257         registry_par->ips_mode = (u8)rtw_ips_mode;
 258         registry_par->radio_enable = (u8)rtw_radio_enable;
 259         registry_par->long_retry_lmt = (u8)rtw_long_retry_lmt;
 260         registry_par->short_retry_lmt = (u8)rtw_short_retry_lmt;
 261         registry_par->busy_thresh = (u16)rtw_busy_thresh;
 262         /* registry_par->qos_enable = (u8)rtw_qos_enable; */
 263         registry_par->ack_policy = (u8)rtw_ack_policy;
 264         registry_par->software_encrypt = (u8)rtw_software_encrypt;
 265         registry_par->software_decrypt = (u8)rtw_software_decrypt;
 266
 267         registry_par->acm_method = (u8)rtw_acm_method;
 268         registry_par->usb_rxagg_mode = (u8)rtw_usb_rxagg_mode;
 269
 270          /* UAPSD */
 271         registry_par->wmm_enable = (u8)rtw_wmm_enable;
 272         registry_par->uapsd_enable = (u8)rtw_uapsd_enable;
 273         registry_par->uapsd_max_sp = (u8)rtw_uapsd_max_sp;
 274         registry_par->uapsd_acbk_en = (u8)rtw_uapsd_acbk_en;
 275         registry_par->uapsd_acbe_en = (u8)rtw_uapsd_acbe_en;
 276         registry_par->uapsd_acvi_en = (u8)rtw_uapsd_acvi_en;
 277         registry_par->uapsd_acvo_en = (u8)rtw_uapsd_acvo_en;
 278
 279         registry_par->ht_enable = (u8)rtw_ht_enable;
 280         registry_par->bw_mode = (u8)rtw_bw_mode;
 281         registry_par->ampdu_enable = (u8)rtw_ampdu_enable;
 282         registry_par->rx_stbc = (u8)rtw_rx_stbc;
 283         registry_par->ampdu_amsdu = (u8)rtw_ampdu_amsdu;
 284         registry_par->short_gi = (u8)rtw_short_gi;
 285         registry_par->ldpc_cap = (u8)rtw_ldpc_cap;
 286         registry_par->stbc_cap = (u8)rtw_stbc_cap;
 287         registry_par->beamform_cap = (u8)rtw_beamform_cap;
 288
 289         registry_par->lowrate_two_xmit = (u8)rtw_lowrate_two_xmit;
 290         registry_par->rf_config = (u8)rtw_rf_config;
 291         registry_par->low_power = (u8)rtw_low_power;
 292
 293
 294         registry_par->wifi_spec = (u8)rtw_wifi_spec;
 295
 296         registry_par->channel_plan = (u8)rtw_channel_plan;
 297
 298         registry_par->btcoex = (u8)rtw_btcoex_enable;
 299         registry_par->bt_iso = (u8)rtw_bt_iso;
 300         registry_par->bt_sco = (u8)rtw_bt_sco;
 301         registry_par->bt_ampdu = (u8)rtw_bt_ampdu;
 302         registry_par->ant_num = (s8)rtw_ant_num;
 303
 304         registry_par->accept_addba_req = true;
 305
 306         registry_par->antdiv_cfg = (u8)rtw_antdiv_cfg;
 307         registry_par->antdiv_type = (u8)rtw_antdiv_type;
 308
 309         registry_par->hw_wps_pbc = (u8)rtw_hw_wps_pbc;
 310
 311         registry_par->max_roaming_times = (u8)rtw_max_roaming_times;
 312 #ifdef CONFIG_INTEL_WIDI
 313         registry_par->max_roaming_times = (u8)rtw_max_roaming_times + 2;
 314 #endif /*  CONFIG_INTEL_WIDI */
 315
 316         registry_par->enable80211d = (u8)rtw_80211d;
 317
 318         snprintf(registry_par->ifname, 16, "%s", ifname);
 319
 320         registry_par->notch_filter = (u8)rtw_notch_filter;
 321
 322         registry_par->RegEnableTxPowerLimit = (u8)rtw_tx_pwr_lmt_enable;
 323         registry_par->RegEnableTxPowerByRate = (u8)rtw_tx_pwr_by_rate;
 324
 325         registry_par->RegPowerBase = 14;
 326         registry_par->TxBBSwing_2G = 0xFF;
 327         registry_par->TxBBSwing_5G = 0xFF;
 328         registry_par->bEn_RFE = 1;
 329         registry_par->RFE_Type = 64;
 330
 331         registry_par->load_phy_file = (u8)rtw_load_phy_file;
 332         registry_par->RegDecryptCustomFile = (u8)rtw_decrypt_phy_file;
 333         registry_par->qos_opt_enable = (u8)rtw_qos_opt_enable;
 334
 335         registry_par->hiq_filter = (u8)rtw_hiq_filter;
 336         return status;
 337 }
 338
 339 static int rtw_net_set_mac_address(struct net_device *pnetdev, void *p)
 340 {
 341         struct adapter *padapter = (struct adapter *)rtw_netdev_priv(pnetdev);
 342         struct sockaddr *addr = p;
 343
 344         if (padapter->bup == false) {
 345                 /* 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], */
 346                 /* addr->sa_data[4], addr->sa_data[5]); */
 347                 memcpy(padapter->eeprompriv.mac_addr, addr->sa_data, ETH_ALEN);
 348                 /* memcpy(pnetdev->dev_addr, addr->sa_data, ETH_ALEN); */
 349                 /* padapter->bset_hwaddr = true; */
 350         }
 351
 352         return 0;
 353 }
 354
 355 static struct net_device_stats *rtw_net_get_stats(struct net_device *pnetdev)
 356 {
 357         struct adapter *padapter = (struct adapter *)rtw_netdev_priv(pnetdev);
 358         struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
 359         struct recv_priv *precvpriv = &(padapter->recvpriv);
 360
 361         padapter->stats.tx_packets = pxmitpriv->tx_pkts;/* pxmitpriv->tx_pkts++; */
 362         padapter->stats.rx_packets = precvpriv->rx_pkts;/* precvpriv->rx_pkts++; */
 363         padapter->stats.tx_dropped = pxmitpriv->tx_drop;
 364         padapter->stats.rx_dropped = precvpriv->rx_drop;
 365         padapter->stats.tx_bytes = pxmitpriv->tx_bytes;
 366         padapter->stats.rx_bytes = precvpriv->rx_bytes;
 367
 368         return &padapter->stats;
 369 }
 370
 371 /*
 372  * AC to queue mapping
 373  *
 374  * AC_VO -> queue 0
 375  * AC_VI -> queue 1
 376  * AC_BE -> queue 2
 377  * AC_BK -> queue 3
 378  */
 379 static const u16 rtw_1d_to_queue[8] = { 2, 3, 3, 2, 1, 1, 0, 0 };
 380
 381 /* Given a data frame determine the 802.1p/1d tag to use. */
 382 static unsigned int rtw_classify8021d(struct sk_buff *skb)
 383 {
 384         unsigned int dscp;
 385
 386         /* skb->priority values from 256->263 are magic values to
 387          * directly indicate a specific 802.1d priority.  This is used
 388          * to allow 802.1d priority to be passed directly in from VLAN
 389          * tags, etc.
 390          */
 391         if (skb->priority >= 256 && skb->priority <= 263)
 392                 return skb->priority - 256;
 393
 394         switch (skb->protocol) {
 395         case htons(ETH_P_IP):
 396                 dscp = ip_hdr(skb)->tos & 0xfc;
 397                 break;
 398         default:
 399                 return 0;
 400         }
 401
 402         return dscp >> 5;
 403 }
 404
 405
 406 static u16 rtw_select_queue(struct net_device *dev, struct sk_buff *skb,
 407                             struct net_device *sb_dev,
 408                             select_queue_fallback_t fallback)
 409 {
 410         struct adapter  *padapter = rtw_netdev_priv(dev);
 411         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
 412
 413         skb->priority = rtw_classify8021d(skb);
 414
 415         if (pmlmepriv->acm_mask != 0)
 416                 skb->priority = qos_acm(pmlmepriv->acm_mask, skb->priority);
 417
 418         return rtw_1d_to_queue[skb->priority];
 419 }
 420
 421 u16 rtw_recv_select_queue(struct sk_buff *skb)
 422 {
 423         struct iphdr *piphdr;
 424         unsigned int dscp;
 425         __be16  eth_type;
 426         u32 priority;
 427         u8 *pdata = skb->data;
 428
 429         memcpy(&eth_type, pdata + (ETH_ALEN << 1), 2);
 430
 431         switch (be16_to_cpu(eth_type)) {
 432                 case ETH_P_IP:
 433
 434                         piphdr = (struct iphdr *)(pdata + ETH_HLEN);
 435
 436                         dscp = piphdr->tos & 0xfc;
 437
 438                         priority = dscp >> 5;
 439
 440                         break;
 441                 default:
 442                         priority = 0;
 443         }
 444
 445         return rtw_1d_to_queue[priority];
 446 }
 447
 448 static int rtw_ndev_notifier_call(struct notifier_block *nb, unsigned long state, void *ptr)
 449 {
 450         struct net_device *dev = netdev_notifier_info_to_dev(ptr);
 451
 452         if (dev->netdev_ops->ndo_do_ioctl != rtw_ioctl)
 453                 return NOTIFY_DONE;
 454
 455         DBG_871X_LEVEL(_drv_info_, FUNC_NDEV_FMT " state:%lu\n", FUNC_NDEV_ARG(dev), state);
 456
 457         switch (state) {
 458         case NETDEV_CHANGENAME:
 459                 rtw_adapter_proc_replace(dev);
 460                 break;
 461         }
 462
 463         return NOTIFY_DONE;
 464 }
 465
 466 static struct notifier_block rtw_ndev_notifier = {
 467         .notifier_call = rtw_ndev_notifier_call,
 468 };
 469
 470 int rtw_ndev_notifier_register(void)
 471 {
 472         return register_netdevice_notifier(&rtw_ndev_notifier);
 473 }
 474
 475 void rtw_ndev_notifier_unregister(void)
 476 {
 477         unregister_netdevice_notifier(&rtw_ndev_notifier);
 478 }
 479
 480
 481 static int rtw_ndev_init(struct net_device *dev)
 482 {
 483         struct adapter *adapter = rtw_netdev_priv(dev);
 484
 485         DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT "\n", FUNC_ADPT_ARG(adapter));
 486         strncpy(adapter->old_ifname, dev->name, IFNAMSIZ);
 487         rtw_adapter_proc_init(dev);
 488
 489         return 0;
 490 }
 491
 492 static void rtw_ndev_uninit(struct net_device *dev)
 493 {
 494         struct adapter *adapter = rtw_netdev_priv(dev);
 495
 496         DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT "\n", FUNC_ADPT_ARG(adapter));
 497         rtw_adapter_proc_deinit(dev);
 498 }
 499
 500 static const struct net_device_ops rtw_netdev_ops = {
 501         .ndo_init = rtw_ndev_init,
 502         .ndo_uninit = rtw_ndev_uninit,
 503         .ndo_open = netdev_open,
 504         .ndo_stop = netdev_close,
 505         .ndo_start_xmit = rtw_xmit_entry,
 506         .ndo_select_queue       = rtw_select_queue,
 507         .ndo_set_mac_address = rtw_net_set_mac_address,
 508         .ndo_get_stats = rtw_net_get_stats,
 509         .ndo_do_ioctl = rtw_ioctl,
 510 };
 511
 512 int rtw_init_netdev_name(struct net_device *pnetdev, const char *ifname)
 513 {
 514         if (dev_alloc_name(pnetdev, ifname) < 0) {
 515                 pr_err("dev_alloc_name, fail for %s\n", ifname);
 516                 return 1;
 517         }
 518         netif_carrier_off(pnetdev);
 519         /* rtw_netif_stop_queue(pnetdev); */
 520
 521         return 0;
 522 }
 523
 524 struct net_device *rtw_init_netdev(struct adapter *old_padapter)
 525 {
 526         struct adapter *padapter;
 527         struct net_device *pnetdev;
 528
 529         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+init_net_dev\n"));
 530
 531         if (old_padapter != NULL)
 532                 pnetdev = rtw_alloc_etherdev_with_old_priv(sizeof(struct adapter), (void *)old_padapter);
 533         else
 534                 pnetdev = rtw_alloc_etherdev(sizeof(struct adapter));
 535
 536         pr_info("pnetdev = %p\n", pnetdev);
 537         if (!pnetdev)
 538                 return NULL;
 539
 540         padapter = rtw_netdev_priv(pnetdev);
 541         padapter->pnetdev = pnetdev;
 542
 543         /* pnetdev->init = NULL; */
 544
 545         DBG_871X("register rtw_netdev_ops to netdev_ops\n");
 546         pnetdev->netdev_ops = &rtw_netdev_ops;
 547
 548         /* pnetdev->tx_timeout = NULL; */
 549         pnetdev->watchdog_timeo = HZ * 3; /* 3 second timeout */
 550         pnetdev->wireless_handlers = (struct iw_handler_def *)&rtw_handlers_def;
 551
 552         /* step 2. */
 553         loadparam(padapter, pnetdev);
 554
 555         return pnetdev;
 556 }
 557
 558 void rtw_unregister_netdevs(struct dvobj_priv *dvobj)
 559 {
 560         struct adapter *padapter = NULL;
 561         struct net_device *pnetdev = NULL;
 562
 563         padapter = dvobj->padapters;
 564
 565         if (padapter == NULL)
 566                 return;
 567
 568         pnetdev = padapter->pnetdev;
 569
 570         if ((padapter->DriverState != DRIVER_DISAPPEAR) && pnetdev)
 571                 unregister_netdev(pnetdev); /* will call netdev_close() */
 572         rtw_wdev_unregister(padapter->rtw_wdev);
 573 }
 574
 575 u32 rtw_start_drv_threads(struct adapter *padapter)
 576 {
 577         u32 _status = _SUCCESS;
 578
 579         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+rtw_start_drv_threads\n"));
 580         padapter->xmitThread = kthread_run(rtw_xmit_thread, padapter, "RTW_XMIT_THREAD");
 581         if (IS_ERR(padapter->xmitThread))
 582                 _status = _FAIL;
 583
 584         padapter->cmdThread = kthread_run(rtw_cmd_thread, padapter, "RTW_CMD_THREAD");
 585         if (IS_ERR(padapter->cmdThread))
 586                 _status = _FAIL;
 587         else
 588                 down(&padapter->cmdpriv.terminate_cmdthread_sema); /* wait for cmd_thread to run */
 589
 590         rtw_hal_start_thread(padapter);
 591         return _status;
 592 }
 593
 594 void rtw_stop_drv_threads (struct adapter *padapter)
 595 {
 596         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+rtw_stop_drv_threads\n"));
 597
 598         rtw_stop_cmd_thread(padapter);
 599
 600         /*  Below is to termindate tx_thread... */
 601         up(&padapter->xmitpriv.xmit_sema);
 602         down(&padapter->xmitpriv.terminate_xmitthread_sema);
 603         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("\n drv_halt: rtw_xmit_thread can be terminated !\n"));
 604
 605         rtw_hal_stop_thread(padapter);
 606 }
 607
 608 static u8 rtw_init_default_value(struct adapter *padapter)
 609 {
 610         u8 ret  = _SUCCESS;
 611         struct registry_priv *pregistrypriv = &padapter->registrypriv;
 612         struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
 613         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
 614         struct security_priv *psecuritypriv = &padapter->securitypriv;
 615
 616         /* xmit_priv */
 617         pxmitpriv->vcs_setting = pregistrypriv->vrtl_carrier_sense;
 618         pxmitpriv->vcs = pregistrypriv->vcs_type;
 619         pxmitpriv->vcs_type = pregistrypriv->vcs_type;
 620         /* pxmitpriv->rts_thresh = pregistrypriv->rts_thresh; */
 621         pxmitpriv->frag_len = pregistrypriv->frag_thresh;
 622
 623         /* recv_priv */
 624
 625         /* mlme_priv */
 626         pmlmepriv->scan_mode = SCAN_ACTIVE;
 627
 628         /* qos_priv */
 629         /* pmlmepriv->qospriv.qos_option = pregistrypriv->wmm_enable; */
 630
 631         /* ht_priv */
 632         pmlmepriv->htpriv.ampdu_enable = false;/* set to disabled */
 633
 634         /* security_priv */
 635         /* rtw_get_encrypt_decrypt_from_registrypriv(padapter); */
 636         psecuritypriv->binstallGrpkey = _FAIL;
 637 #ifdef CONFIG_GTK_OL
 638         psecuritypriv->binstallKCK_KEK = _FAIL;
 639 #endif /* CONFIG_GTK_OL */
 640         psecuritypriv->sw_encrypt = pregistrypriv->software_encrypt;
 641         psecuritypriv->sw_decrypt = pregistrypriv->software_decrypt;
 642
 643         psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */
 644         psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
 645
 646         psecuritypriv->dot11PrivacyKeyIndex = 0;
 647
 648         psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
 649         psecuritypriv->dot118021XGrpKeyid = 1;
 650
 651         psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
 652         psecuritypriv->ndisencryptstatus = Ndis802_11WEPDisabled;
 653
 654         /* registry_priv */
 655         rtw_init_registrypriv_dev_network(padapter);
 656         rtw_update_registrypriv_dev_network(padapter);
 657
 658         /* hal_priv */
 659         rtw_hal_def_value_init(padapter);
 660
 661         /* misc. */
 662         RTW_ENABLE_FUNC(padapter, DF_RX_BIT);
 663         RTW_ENABLE_FUNC(padapter, DF_TX_BIT);
 664         padapter->bLinkInfoDump = 0;
 665         padapter->bNotifyChannelChange = 0;
 666
 667         /* for debug purpose */
 668         padapter->fix_rate = 0xFF;
 669         padapter->driver_ampdu_spacing = 0xFF;
 670         padapter->driver_rx_ampdu_factor =  0xFF;
 671
 672         return ret;
 673 }
 674
 675 struct dvobj_priv *devobj_init(void)
 676 {
 677         struct dvobj_priv *pdvobj = NULL;
 678
 679         pdvobj = rtw_zmalloc(sizeof(*pdvobj));
 680         if (pdvobj == NULL)
 681                 return NULL;
 682
 683         mutex_init(&pdvobj->hw_init_mutex);
 684         mutex_init(&pdvobj->h2c_fwcmd_mutex);
 685         mutex_init(&pdvobj->setch_mutex);
 686         mutex_init(&pdvobj->setbw_mutex);
 687
 688         spin_lock_init(&pdvobj->lock);
 689
 690         pdvobj->macid[1] = true; /* macid = 1 for bc/mc stainfo */
 691
 692         pdvobj->processing_dev_remove = false;
 693
 694         atomic_set(&pdvobj->disable_func, 0);
 695
 696         spin_lock_init(&pdvobj->cam_ctl.lock);
 697
 698         return pdvobj;
 699 }
 700
 701 void devobj_deinit(struct dvobj_priv *pdvobj)
 702 {
 703         if (!pdvobj)
 704                 return;
 705
 706         mutex_destroy(&pdvobj->hw_init_mutex);
 707         mutex_destroy(&pdvobj->h2c_fwcmd_mutex);
 708         mutex_destroy(&pdvobj->setch_mutex);
 709         mutex_destroy(&pdvobj->setbw_mutex);
 710
 711         kfree(pdvobj);
 712 }
 713
 714 u8 rtw_reset_drv_sw(struct adapter *padapter)
 715 {
 716         u8 ret8 = _SUCCESS;
 717         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
 718         struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(padapter);
 719
 720         /* hal_priv */
 721         if (is_primary_adapter(padapter))
 722                 rtw_hal_def_value_init(padapter);
 723
 724         RTW_ENABLE_FUNC(padapter, DF_RX_BIT);
 725         RTW_ENABLE_FUNC(padapter, DF_TX_BIT);
 726         padapter->bLinkInfoDump = 0;
 727
 728         padapter->xmitpriv.tx_pkts = 0;
 729         padapter->recvpriv.rx_pkts = 0;
 730
 731         pmlmepriv->LinkDetectInfo.bBusyTraffic = false;
 732
 733         /* pmlmepriv->LinkDetectInfo.TrafficBusyState = false; */
 734         pmlmepriv->LinkDetectInfo.TrafficTransitionCount = 0;
 735         pmlmepriv->LinkDetectInfo.LowPowerTransitionCount = 0;
 736
 737         _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY | _FW_UNDER_LINKING);
 738
 739         pwrctrlpriv->pwr_state_check_cnts = 0;
 740
 741         /* mlmeextpriv */
 742         padapter->mlmeextpriv.sitesurvey_res.state = SCAN_DISABLE;
 743
 744         rtw_set_signal_stat_timer(&padapter->recvpriv);
 745
 746         return ret8;
 747 }
 748
 749
 750 u8 rtw_init_drv_sw(struct adapter *padapter)
 751 {
 752         u8 ret8 = _SUCCESS;
 753
 754         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+rtw_init_drv_sw\n"));
 755
 756         ret8 = rtw_init_default_value(padapter);
 757
 758         rtw_init_hal_com_default_value(padapter);
 759
 760         if ((rtw_init_cmd_priv(&padapter->cmdpriv)) == _FAIL) {
 761                 RT_TRACE(_module_os_intfs_c_, _drv_err_, ("\n Can't init cmd_priv\n"));
 762                 ret8 = _FAIL;
 763                 goto exit;
 764         }
 765
 766         padapter->cmdpriv.padapter = padapter;
 767
 768         if ((rtw_init_evt_priv(&padapter->evtpriv)) == _FAIL) {
 769                 RT_TRACE(_module_os_intfs_c_, _drv_err_, ("\n Can't init evt_priv\n"));
 770                 ret8 = _FAIL;
 771                 goto exit;
 772         }
 773
 774
 775         if (rtw_init_mlme_priv(padapter) == _FAIL) {
 776                 RT_TRACE(_module_os_intfs_c_, _drv_err_, ("\n Can't init mlme_priv\n"));
 777                 ret8 = _FAIL;
 778                 goto exit;
 779         }
 780
 781         if (init_mlme_ext_priv(padapter) == _FAIL) {
 782                 RT_TRACE(_module_os_intfs_c_, _drv_err_, ("\n Can't init mlme_ext_priv\n"));
 783                 ret8 = _FAIL;
 784                 goto exit;
 785         }
 786
 787         if (_rtw_init_xmit_priv(&padapter->xmitpriv, padapter) == _FAIL) {
 788                 DBG_871X("Can't _rtw_init_xmit_priv\n");
 789                 ret8 = _FAIL;
 790                 goto exit;
 791         }
 792
 793         if (_rtw_init_recv_priv(&padapter->recvpriv, padapter) == _FAIL) {
 794                 DBG_871X("Can't _rtw_init_recv_priv\n");
 795                 ret8 = _FAIL;
 796                 goto exit;
 797         }
 798         /*  add for CONFIG_IEEE80211W, none 11w also can use */
 799         spin_lock_init(&padapter->security_key_mutex);
 800
 801         /*  We don't need to memset padapter->XXX to zero, because adapter is allocated by vzalloc(). */
 802         /* memset((unsigned char *)&padapter->securitypriv, 0, sizeof (struct security_priv)); */
 803
 804         if (_rtw_init_sta_priv(&padapter->stapriv) == _FAIL) {
 805                 DBG_871X("Can't _rtw_init_sta_priv\n");
 806                 ret8 = _FAIL;
 807                 goto exit;
 808         }
 809
 810         padapter->stapriv.padapter = padapter;
 811         padapter->setband = GHZ24_50;
 812         padapter->fix_rate = 0xFF;
 813         rtw_init_bcmc_stainfo(padapter);
 814
 815         rtw_init_pwrctrl_priv(padapter);
 816
 817         rtw_hal_dm_init(padapter);
 818
 819 #ifdef CONFIG_INTEL_WIDI
 820         if (rtw_init_intel_widi(padapter) == _FAIL) {
 821                 DBG_871X("Can't rtw_init_intel_widi\n");
 822                 ret8 = _FAIL;
 823                 goto exit;
 824         }
 825 #endif /* CONFIG_INTEL_WIDI */
 826
 827 exit:
 828
 829         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-rtw_init_drv_sw\n"));
 830
 831         return ret8;
 832 }
 833
 834 void rtw_cancel_all_timer(struct adapter *padapter)
 835 {
 836         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+rtw_cancel_all_timer\n"));
 837
 838         del_timer_sync(&padapter->mlmepriv.assoc_timer);
 839         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("rtw_cancel_all_timer:cancel association timer complete!\n"));
 840
 841         del_timer_sync(&padapter->mlmepriv.scan_to_timer);
 842         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("rtw_cancel_all_timer:cancel scan_to_timer!\n"));
 843
 844         del_timer_sync(&padapter->mlmepriv.dynamic_chk_timer);
 845         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("rtw_cancel_all_timer:cancel dynamic_chk_timer!\n"));
 846
 847         del_timer_sync(&(adapter_to_pwrctl(padapter)->pwr_state_check_timer));
 848
 849         del_timer_sync(&padapter->mlmepriv.set_scan_deny_timer);
 850         rtw_clear_scan_deny(padapter);
 851         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("rtw_cancel_all_timer:cancel set_scan_deny_timer!\n"));
 852
 853         del_timer_sync(&padapter->recvpriv.signal_stat_timer);
 854
 855         /* cancel dm timer */
 856         rtw_hal_dm_deinit(padapter);
 857 }
 858
 859 u8 rtw_free_drv_sw(struct adapter *padapter)
 860 {
 861         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("==>rtw_free_drv_sw"));
 862
 863 #ifdef CONFIG_INTEL_WIDI
 864         rtw_free_intel_widi(padapter);
 865 #endif /* CONFIG_INTEL_WIDI */
 866
 867         free_mlme_ext_priv(&padapter->mlmeextpriv);
 868
 869         rtw_free_cmd_priv(&padapter->cmdpriv);
 870
 871         rtw_free_evt_priv(&padapter->evtpriv);
 872
 873         rtw_free_mlme_priv(&padapter->mlmepriv);
 874
 875         /* free_io_queue(padapter); */
 876
 877         _rtw_free_xmit_priv(&padapter->xmitpriv);
 878
 879         _rtw_free_sta_priv(&padapter->stapriv); /* will free bcmc_stainfo here */
 880
 881         _rtw_free_recv_priv(&padapter->recvpriv);
 882
 883         rtw_free_pwrctrl_priv(padapter);
 884
 885         /* kfree((void *)padapter); */
 886
 887         rtw_hal_free_data(padapter);
 888
 889         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("<==rtw_free_drv_sw\n"));
 890
 891         /* free the old_pnetdev */
 892         if (padapter->rereg_nd_name_priv.old_pnetdev) {
 893                 free_netdev(padapter->rereg_nd_name_priv.old_pnetdev);
 894                 padapter->rereg_nd_name_priv.old_pnetdev = NULL;
 895         }
 896
 897         /*  clear pbuddystruct adapter to avoid access wrong pointer. */
 898         if (padapter->pbuddy_adapter != NULL)
 899                 padapter->pbuddy_adapter->pbuddy_adapter = NULL;
 900
 901         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-rtw_free_drv_sw\n"));
 902
 903         return _SUCCESS;
 904 }
 905
 906 static int _rtw_drv_register_netdev(struct adapter *padapter, char *name)
 907 {
 908         int ret = _SUCCESS;
 909         struct net_device *pnetdev = padapter->pnetdev;
 910
 911         /* alloc netdev name */
 912         if (rtw_init_netdev_name(pnetdev, name))
 913                 return _FAIL;
 914
 915         memcpy(pnetdev->dev_addr, padapter->eeprompriv.mac_addr, ETH_ALEN);
 916
 917         /* Tell the network stack we exist */
 918         if (register_netdev(pnetdev) != 0) {
 919                 DBG_871X(FUNC_NDEV_FMT "Failed!\n", FUNC_NDEV_ARG(pnetdev));
 920                 ret = _FAIL;
 921                 goto error_register_netdev;
 922         }
 923
 924         DBG_871X("%s, MAC Address (if%d) = " MAC_FMT "\n", __func__, (padapter->iface_id + 1), MAC_ARG(pnetdev->dev_addr));
 925
 926         return ret;
 927
 928 error_register_netdev:
 929
 930         rtw_free_drv_sw(padapter);
 931
 932         rtw_free_netdev(pnetdev);
 933
 934         return ret;
 935 }
 936
 937 int rtw_drv_register_netdev(struct adapter *if1)
 938 {
 939         struct dvobj_priv *dvobj = if1->dvobj;
 940         struct adapter *padapter = dvobj->padapters;
 941         char *name = if1->registrypriv.ifname;
 942
 943         return _rtw_drv_register_netdev(padapter, name);
 944 }
 945
 946 int _netdev_open(struct net_device *pnetdev)
 947 {
 948         uint status;
 949         struct adapter *padapter = (struct adapter *)rtw_netdev_priv(pnetdev);
 950         struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(padapter);
 951
 952         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+871x_drv - dev_open\n"));
 953         DBG_871X("+871x_drv - drv_open, bup =%d\n", padapter->bup);
 954
 955         padapter->netif_up = true;
 956
 957         if (pwrctrlpriv->ps_flag == true) {
 958                 padapter->net_closed = false;
 959                 goto netdev_open_normal_process;
 960         }
 961
 962         if (padapter->bup == false) {
 963                 padapter->bDriverStopped = false;
 964                 padapter->bSurpriseRemoved = false;
 965                 padapter->bCardDisableWOHSM = false;
 966
 967                 status = rtw_hal_init(padapter);
 968                 if (status == _FAIL) {
 969                         RT_TRACE(_module_os_intfs_c_, _drv_err_, ("rtl871x_hal_init(): Can't init h/w!\n"));
 970                         goto netdev_open_error;
 971                 }
 972
 973                 DBG_871X("MAC Address = " MAC_FMT "\n", MAC_ARG(pnetdev->dev_addr));
 974
 975                 status = rtw_start_drv_threads(padapter);
 976                 if (status == _FAIL) {
 977                         DBG_871X("Initialize driver software resource Failed!\n");
 978                         goto netdev_open_error;
 979                 }
 980
 981                 if (padapter->intf_start)
 982                         padapter->intf_start(padapter);
 983
 984                 rtw_cfg80211_init_wiphy(padapter);
 985
 986                 padapter->bup = true;
 987                 pwrctrlpriv->bips_processing = false;
 988         }
 989         padapter->net_closed = false;
 990
 991         _set_timer(&padapter->mlmepriv.dynamic_chk_timer, 2000);
 992
 993         if (!rtw_netif_queue_stopped(pnetdev))
 994                 rtw_netif_start_queue(pnetdev);
 995         else
 996                 rtw_netif_wake_queue(pnetdev);
 997
 998 netdev_open_normal_process:
 999
1000         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-871x_drv - dev_open\n"));
1001         DBG_871X("-871x_drv - drv_open, bup =%d\n", padapter->bup);
1002
1003         return 0;
1004
1005 netdev_open_error:
1006
1007         padapter->bup = false;
1008
1009         netif_carrier_off(pnetdev);
1010         rtw_netif_stop_queue(pnetdev);
1011
1012         RT_TRACE(_module_os_intfs_c_, _drv_err_, ("-871x_drv - dev_open, fail!\n"));
1013         DBG_871X("-871x_drv - drv_open fail, bup =%d\n", padapter->bup);
1014
1015         return (-1);
1016 }
1017
1018 int netdev_open(struct net_device *pnetdev)
1019 {
1020         int ret;
1021         struct adapter *padapter = (struct adapter *)rtw_netdev_priv(pnetdev);
1022         struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(padapter);
1023
1024         if (pwrctrlpriv->bInSuspend == true) {
1025                 DBG_871X("+871x_drv - drv_open, bInSuspend =%d\n", pwrctrlpriv->bInSuspend);
1026                 return 0;
1027         }
1028
1029         if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->hw_init_mutex)))
1030                 return -1;
1031
1032         ret = _netdev_open(pnetdev);
1033         mutex_unlock(&(adapter_to_dvobj(padapter)->hw_init_mutex));
1034
1035         return ret;
1036 }
1037
1038 static int  ips_netdrv_open(struct adapter *padapter)
1039 {
1040         int status = _SUCCESS;
1041         /* struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter); */
1042
1043         padapter->net_closed = false;
1044
1045         DBG_871X("===> %s.........\n", __func__);
1046
1047
1048         padapter->bDriverStopped = false;
1049         padapter->bCardDisableWOHSM = false;
1050         /* padapter->bup = true; */
1051
1052         status = rtw_hal_init(padapter);
1053         if (status == _FAIL) {
1054                 RT_TRACE(_module_os_intfs_c_, _drv_err_, ("ips_netdrv_open(): Can't init h/w!\n"));
1055                 goto netdev_open_error;
1056         }
1057
1058         if (padapter->intf_start)
1059                 padapter->intf_start(padapter);
1060
1061         _set_timer(&padapter->mlmepriv.dynamic_chk_timer, 2000);
1062
1063         return _SUCCESS;
1064
1065 netdev_open_error:
1066         /* padapter->bup = false; */
1067         DBG_871X("-ips_netdrv_open - drv_open failure, bup =%d\n", padapter->bup);
1068
1069         return _FAIL;
1070 }
1071
1072
1073 int rtw_ips_pwr_up(struct adapter *padapter)
1074 {
1075         int result;
1076         DBG_871X("===>  rtw_ips_pwr_up..............\n");
1077
1078         result = ips_netdrv_open(padapter);
1079
1080         DBG_871X("<===  rtw_ips_pwr_up..............\n");
1081         return result;
1082 }
1083
1084 void rtw_ips_pwr_down(struct adapter *padapter)
1085 {
1086         DBG_871X("===> rtw_ips_pwr_down...................\n");
1087
1088         padapter->bCardDisableWOHSM = true;
1089         padapter->net_closed = true;
1090
1091         rtw_ips_dev_unload(padapter);
1092         padapter->bCardDisableWOHSM = false;
1093         DBG_871X("<=== rtw_ips_pwr_down.....................\n");
1094 }
1095
1096 void rtw_ips_dev_unload(struct adapter *padapter)
1097 {
1098         DBG_871X("====> %s...\n", __func__);
1099
1100
1101         if (padapter->bSurpriseRemoved == false)
1102                 rtw_hal_deinit(padapter);
1103 }
1104
1105
1106 static int pm_netdev_open(struct net_device *pnetdev, u8 bnormal)
1107 {
1108         int status = -1;
1109
1110         struct adapter *padapter = (struct adapter *)rtw_netdev_priv(pnetdev);
1111
1112         if (true == bnormal) {
1113                 if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->hw_init_mutex)) == 0) {
1114                         status = _netdev_open(pnetdev);
1115                         mutex_unlock(&(adapter_to_dvobj(padapter)->hw_init_mutex));
1116                 }
1117         }
1118         else
1119                 status =  (_SUCCESS == ips_netdrv_open(padapter)) ? (0) : (-1);
1120
1121         return status;
1122 }
1123
1124 static int netdev_close(struct net_device *pnetdev)
1125 {
1126         struct adapter *padapter = (struct adapter *)rtw_netdev_priv(pnetdev);
1127         struct pwrctrl_priv *pwrctl = adapter_to_pwrctl(padapter);
1128
1129         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+871x_drv - drv_close\n"));
1130
1131         if (pwrctl->bInternalAutoSuspend == true) {
1132                 /* rtw_pwr_wakeup(padapter); */
1133                 if (pwrctl->rf_pwrstate == rf_off)
1134                         pwrctl->ps_flag = true;
1135         }
1136         padapter->net_closed = true;
1137         padapter->netif_up = false;
1138
1139 /*if (!padapter->hw_init_completed)
1140         {
1141                 DBG_871X("(1)871x_drv - drv_close, bup =%d, hw_init_completed =%d\n", padapter->bup, padapter->hw_init_completed);
1142
1143                 padapter->bDriverStopped = true;
1144
1145                 rtw_dev_unload(padapter);
1146         }
1147         else*/
1148         if (pwrctl->rf_pwrstate == rf_on) {
1149                 DBG_871X("(2)871x_drv - drv_close, bup =%d, hw_init_completed =%d\n", padapter->bup, padapter->hw_init_completed);
1150
1151                 /* s1. */
1152                 if (pnetdev) {
1153                         if (!rtw_netif_queue_stopped(pnetdev))
1154                                 rtw_netif_stop_queue(pnetdev);
1155                 }
1156
1157                 /* s2. */
1158                 LeaveAllPowerSaveMode(padapter);
1159                 rtw_disassoc_cmd(padapter, 500, false);
1160                 /* s2-2.  indicate disconnect to os */
1161                 rtw_indicate_disconnect(padapter);
1162                 /* s2-3. */
1163                 rtw_free_assoc_resources(padapter, 1);
1164                 /* s2-4. */
1165                 rtw_free_network_queue(padapter, true);
1166         }
1167
1168         rtw_scan_abort(padapter);
1169         adapter_wdev_data(padapter)->bandroid_scan = false;
1170
1171         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-871x_drv - drv_close\n"));
1172         DBG_871X("-871x_drv - drv_close, bup =%d\n", padapter->bup);
1173
1174         return 0;
1175 }
1176
1177 void rtw_ndev_destructor(struct net_device *ndev)
1178 {
1179         DBG_871X(FUNC_NDEV_FMT "\n", FUNC_NDEV_ARG(ndev));
1180
1181         if (ndev->ieee80211_ptr)
1182                 kfree((u8 *)ndev->ieee80211_ptr);
1183 }
1184
1185 void rtw_dev_unload(struct adapter *padapter)
1186 {
1187         struct pwrctrl_priv *pwrctl = adapter_to_pwrctl(padapter);
1188         struct dvobj_priv *pobjpriv = padapter->dvobj;
1189         struct debug_priv *pdbgpriv = &pobjpriv->drv_dbg;
1190         struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
1191         u8 cnt = 0;
1192
1193         RT_TRACE(_module_hci_intfs_c_, _drv_notice_, ("+%s\n", __func__));
1194
1195         if (padapter->bup == true) {
1196                 DBG_871X("===> %s\n", __func__);
1197
1198                 padapter->bDriverStopped = true;
1199                 if (padapter->xmitpriv.ack_tx)
1200                         rtw_ack_tx_done(&padapter->xmitpriv, RTW_SCTX_DONE_DRV_STOP);
1201
1202                 if (padapter->intf_stop)
1203                         padapter->intf_stop(padapter);
1204
1205                 RT_TRACE(_module_hci_intfs_c_, _drv_notice_, ("@ rtw_dev_unload: stop intf complete!\n"));
1206
1207                 if (!pwrctl->bInternalAutoSuspend)
1208                         rtw_stop_drv_threads(padapter);
1209
1210                 while (atomic_read(&(pcmdpriv->cmdthd_running)) == true) {
1211                         if (cnt > 5) {
1212                                 DBG_871X("stop cmdthd timeout\n");
1213                                 break;
1214                         } else {
1215                                 cnt ++;
1216                                 DBG_871X("cmdthd is running(%d)\n", cnt);
1217                                 msleep(10);
1218                         }
1219                 }
1220
1221                 RT_TRACE(_module_hci_intfs_c_, _drv_notice_, ("@ %s: stop thread complete!\n", __func__));
1222
1223                 /* check the status of IPS */
1224                 if (rtw_hal_check_ips_status(padapter) == true || pwrctl->rf_pwrstate == rf_off) { /* check HW status and SW state */
1225                         DBG_871X_LEVEL(_drv_always_, "%s: driver in IPS-FWLPS\n", __func__);
1226                         pdbgpriv->dbg_dev_unload_inIPS_cnt++;
1227                         LeaveAllPowerSaveMode(padapter);
1228                 } else {
1229                         DBG_871X_LEVEL(_drv_always_, "%s: driver not in IPS\n", __func__);
1230                 }
1231
1232                 if (padapter->bSurpriseRemoved == false) {
1233                         rtw_btcoex_IpsNotify(padapter, pwrctl->ips_mode_req);
1234 #ifdef CONFIG_WOWLAN
1235                         if (pwrctl->bSupportRemoteWakeup == true &&
1236                                 pwrctl->wowlan_mode == true) {
1237                                 DBG_871X_LEVEL(_drv_always_, "%s bSupportRemoteWakeup ==true  do not run rtw_hal_deinit()\n", __func__);
1238                         }
1239                         else
1240 #endif
1241                         {
1242                                 /* amy modify 20120221 for power seq is different between driver open and ips */
1243                                 rtw_hal_deinit(padapter);
1244                         }
1245                         padapter->bSurpriseRemoved = true;
1246                 }
1247                 RT_TRACE(_module_hci_intfs_c_, _drv_notice_,
1248                          ("@ %s: deinit hal complete!\n", __func__));
1249
1250                 padapter->bup = false;
1251
1252                 DBG_871X("<=== %s\n", __func__);
1253         }
1254         else {
1255                 RT_TRACE(_module_hci_intfs_c_, _drv_notice_, ("%s: bup ==false\n", __func__));
1256                 DBG_871X("%s: bup ==false\n", __func__);
1257         }
1258
1259         RT_TRACE(_module_hci_intfs_c_, _drv_notice_, ("-%s\n", __func__));
1260 }
1261
1262 static int rtw_suspend_free_assoc_resource(struct adapter *padapter)
1263 {
1264         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1265
1266         DBG_871X("==> " FUNC_ADPT_FMT " entry....\n", FUNC_ADPT_ARG(padapter));
1267
1268         if (rtw_chk_roam_flags(padapter, RTW_ROAM_ON_RESUME)) {
1269                 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)
1270                         && check_fwstate(pmlmepriv, _FW_LINKED)) {
1271                         DBG_871X("%s %s(" MAC_FMT "), length:%d assoc_ssid.length:%d\n", __func__,
1272                                         pmlmepriv->cur_network.network.Ssid.Ssid,
1273                                         MAC_ARG(pmlmepriv->cur_network.network.MacAddress),
1274                                         pmlmepriv->cur_network.network.Ssid.SsidLength,
1275                                         pmlmepriv->assoc_ssid.SsidLength);
1276                         rtw_set_to_roam(padapter, 1);
1277                 }
1278         }
1279
1280         if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) && check_fwstate(pmlmepriv, _FW_LINKED)) {
1281                 rtw_disassoc_cmd(padapter, 0, false);
1282                 /* s2-2.  indicate disconnect to os */
1283                 rtw_indicate_disconnect(padapter);
1284         }
1285         else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1286                 rtw_sta_flush(padapter);
1287         }
1288
1289         /* s2-3. */
1290         rtw_free_assoc_resources(padapter, 1);
1291
1292         /* s2-4. */
1293         rtw_free_network_queue(padapter, true);
1294
1295         if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY))
1296                 rtw_indicate_scan_done(padapter, 1);
1297
1298         if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) {
1299                 DBG_871X_LEVEL(_drv_always_, "%s: fw_under_linking\n", __func__);
1300                 rtw_indicate_disconnect(padapter);
1301         }
1302
1303         DBG_871X("<== " FUNC_ADPT_FMT " exit....\n", FUNC_ADPT_ARG(padapter));
1304         return _SUCCESS;
1305 }
1306
1307 #ifdef CONFIG_WOWLAN
1308 int rtw_suspend_wow(struct adapter *padapter)
1309 {
1310         u8 ch, bw, offset;
1311         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1312         struct net_device *pnetdev = padapter->pnetdev;
1313         struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
1314         struct wowlan_ioctl_param poidparam;
1315         int ret = _SUCCESS;
1316
1317         DBG_871X("==> " FUNC_ADPT_FMT " entry....\n", FUNC_ADPT_ARG(padapter));
1318
1319
1320         DBG_871X("wowlan_mode: %d\n", pwrpriv->wowlan_mode);
1321         DBG_871X("wowlan_pno_enable: %d\n", pwrpriv->wowlan_pno_enable);
1322
1323         if (pwrpriv->wowlan_mode == true) {
1324                 if (pnetdev)
1325                         rtw_netif_stop_queue(pnetdev);
1326                 /*  1. stop thread */
1327                 padapter->bDriverStopped = true;        /* for stop thread */
1328                 rtw_stop_drv_threads(padapter);
1329                 padapter->bDriverStopped = false;       /* for 32k command */
1330
1331                 /*  2. disable interrupt */
1332                 if (padapter->intf_stop) {
1333                         padapter->intf_stop(padapter);
1334                 }
1335
1336                 /*  2.1 clean interupt */
1337                 if (padapter->HalFunc.clear_interrupt)
1338                         padapter->HalFunc.clear_interrupt(padapter);
1339
1340                 /*  2.2 free irq */
1341                 /* sdio_free_irq(adapter_to_dvobj(padapter)); */
1342                 if (padapter->intf_free_irq)
1343                         padapter->intf_free_irq(adapter_to_dvobj(padapter));
1344
1345                 poidparam.subcode = WOWLAN_ENABLE;
1346                 padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_WOWLAN, (u8 *)&poidparam);
1347                 if (rtw_chk_roam_flags(padapter, RTW_ROAM_ON_RESUME)) {
1348                         if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)
1349                                 && check_fwstate(pmlmepriv, _FW_LINKED)) {
1350                                 DBG_871X("%s %s(" MAC_FMT "), length:%d assoc_ssid.length:%d\n", __func__,
1351                                                 pmlmepriv->cur_network.network.Ssid.Ssid,
1352                                                 MAC_ARG(pmlmepriv->cur_network.network.MacAddress),
1353                                                 pmlmepriv->cur_network.network.Ssid.SsidLength,
1354                                                 pmlmepriv->assoc_ssid.SsidLength);
1355
1356                                 rtw_set_to_roam(padapter, 0);
1357                         }
1358                 }
1359
1360                 DBG_871X_LEVEL(_drv_always_, "%s: wowmode suspending\n", __func__);
1361
1362                 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
1363                         DBG_871X_LEVEL(_drv_always_, "%s: fw_under_survey\n", __func__);
1364                         rtw_indicate_scan_done(padapter, 1);
1365                         clr_fwstate(pmlmepriv, _FW_UNDER_SURVEY);
1366                 }
1367
1368                 if (rtw_get_ch_setting_union(padapter, &ch, &bw, &offset) != 0) {
1369                         DBG_871X(FUNC_ADPT_FMT " back to linked/linking union - ch:%u, bw:%u, offset:%u\n",
1370                                 FUNC_ADPT_ARG(padapter), ch, bw, offset);
1371                         set_channel_bwmode(padapter, ch, offset, bw);
1372                 }
1373
1374                 if (pwrpriv->wowlan_pno_enable)
1375                         DBG_871X_LEVEL(_drv_always_, "%s: pno: %d\n", __func__, pwrpriv->wowlan_pno_enable);
1376                 else
1377                         rtw_set_ps_mode(padapter, PS_MODE_DTIM, 0, 0, "WOWLAN");
1378         }
1379         else {
1380                 DBG_871X_LEVEL(_drv_always_, "%s: ### ERROR ### wowlan_mode =%d\n", __func__, pwrpriv->wowlan_mode);
1381         }
1382         DBG_871X("<== " FUNC_ADPT_FMT " exit....\n", FUNC_ADPT_ARG(padapter));
1383         return ret;
1384 }
1385 #endif /* ifdef CONFIG_WOWLAN */
1386
1387 #ifdef CONFIG_AP_WOWLAN
1388 int rtw_suspend_ap_wow(struct adapter *padapter)
1389 {
1390         u8 ch, bw, offset;
1391         struct net_device *pnetdev = padapter->pnetdev;
1392         struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
1393         struct wowlan_ioctl_param poidparam;
1394         int ret = _SUCCESS;
1395
1396         DBG_871X("==> " FUNC_ADPT_FMT " entry....\n", FUNC_ADPT_ARG(padapter));
1397
1398         pwrpriv->wowlan_ap_mode = true;
1399
1400         DBG_871X("wowlan_ap_mode: %d\n", pwrpriv->wowlan_ap_mode);
1401
1402         if (pnetdev)
1403                 rtw_netif_stop_queue(pnetdev);
1404         /*  1. stop thread */
1405         padapter->bDriverStopped = true;        /* for stop thread */
1406         rtw_stop_drv_threads(padapter);
1407         padapter->bDriverStopped = false;       /* for 32k command */
1408
1409         /*  2. disable interrupt */
1410         rtw_hal_disable_interrupt(padapter); /*  It need wait for leaving 32K. */
1411
1412         /*  2.1 clean interupt */
1413         if (padapter->HalFunc.clear_interrupt)
1414                 padapter->HalFunc.clear_interrupt(padapter);
1415
1416         /*  2.2 free irq */
1417         /* sdio_free_irq(adapter_to_dvobj(padapter)); */
1418         if (padapter->intf_free_irq)
1419                 padapter->intf_free_irq(adapter_to_dvobj(padapter));
1420
1421         poidparam.subcode = WOWLAN_AP_ENABLE;
1422         padapter->HalFunc.SetHwRegHandler(padapter,
1423                                         HW_VAR_AP_WOWLAN, (u8 *)&poidparam);
1424
1425         DBG_871X_LEVEL(_drv_always_, "%s: wowmode suspending\n", __func__);
1426
1427         if (rtw_get_ch_setting_union(padapter, &ch, &bw, &offset) != 0) {
1428                 DBG_871X(FUNC_ADPT_FMT " back to linked/linking union - ch:%u, bw:%u, offset:%u\n",
1429                          FUNC_ADPT_ARG(padapter), ch, bw, offset);
1430                 set_channel_bwmode(padapter, ch, offset, bw);
1431         }
1432
1433         rtw_set_ps_mode(padapter, PS_MODE_MIN, 0, 0, "AP-WOWLAN");
1434
1435         DBG_871X("<== " FUNC_ADPT_FMT " exit....\n", FUNC_ADPT_ARG(padapter));
1436         return ret;
1437 }
1438 #endif /* ifdef CONFIG_AP_WOWLAN */
1439
1440
1441 static int rtw_suspend_normal(struct adapter *padapter)
1442 {
1443         struct net_device *pnetdev = padapter->pnetdev;
1444         int ret = _SUCCESS;
1445
1446         DBG_871X("==> " FUNC_ADPT_FMT " entry....\n", FUNC_ADPT_ARG(padapter));
1447         if (pnetdev) {
1448                 netif_carrier_off(pnetdev);
1449                 rtw_netif_stop_queue(pnetdev);
1450         }
1451
1452         rtw_suspend_free_assoc_resource(padapter);
1453
1454         if ((rtw_hal_check_ips_status(padapter) == true)
1455                 || (adapter_to_pwrctl(padapter)->rf_pwrstate == rf_off)) {
1456                 DBG_871X_LEVEL(_drv_always_, "%s: ### ERROR #### driver in IPS ####ERROR###!!!\n", __func__);
1457         }
1458
1459         rtw_dev_unload(padapter);
1460
1461         /* sdio_deinit(adapter_to_dvobj(padapter)); */
1462         if (padapter->intf_deinit)
1463                 padapter->intf_deinit(adapter_to_dvobj(padapter));
1464
1465         DBG_871X("<== " FUNC_ADPT_FMT " exit....\n", FUNC_ADPT_ARG(padapter));
1466         return ret;
1467 }
1468
1469 int rtw_suspend_common(struct adapter *padapter)
1470 {
1471         struct dvobj_priv *psdpriv = padapter->dvobj;
1472         struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;
1473         struct pwrctrl_priv *pwrpriv = dvobj_to_pwrctl(psdpriv);
1474         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1475
1476         int ret = 0;
1477         unsigned long start_time = jiffies;
1478
1479         DBG_871X_LEVEL(_drv_always_, " suspend start\n");
1480         DBG_871X("==> %s (%s:%d)\n", __func__, current->comm, current->pid);
1481         pdbgpriv->dbg_suspend_cnt++;
1482
1483         pwrpriv->bInSuspend = true;
1484
1485         while (pwrpriv->bips_processing == true)
1486                 msleep(1);
1487
1488         if ((!padapter->bup) || (padapter->bDriverStopped) || (padapter->bSurpriseRemoved)) {
1489                 DBG_871X("%s bup =%d bDriverStopped =%d bSurpriseRemoved = %d\n", __func__
1490                         , padapter->bup, padapter->bDriverStopped, padapter->bSurpriseRemoved);
1491                 pdbgpriv->dbg_suspend_error_cnt++;
1492                 goto exit;
1493         }
1494         rtw_ps_deny(padapter, PS_DENY_SUSPEND);
1495
1496         rtw_cancel_all_timer(padapter);
1497
1498         LeaveAllPowerSaveModeDirect(padapter);
1499
1500         rtw_stop_cmd_thread(padapter);
1501
1502         /*  wait for the latest FW to remove this condition. */
1503         if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) {
1504                 rtw_btcoex_SuspendNotify(padapter, 0);
1505                 DBG_871X("WIFI_AP_STATE\n");
1506         } else if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1507                 rtw_btcoex_SuspendNotify(padapter, 1);
1508                 DBG_871X("STATION\n");
1509         }
1510
1511         rtw_ps_deny_cancel(padapter, PS_DENY_SUSPEND);
1512
1513         if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1514         #ifdef CONFIG_WOWLAN
1515                 if (check_fwstate(pmlmepriv, _FW_LINKED)) {
1516                         pwrpriv->wowlan_mode = true;
1517                 } else if (pwrpriv->wowlan_pno_enable == true) {
1518                         pwrpriv->wowlan_mode |= pwrpriv->wowlan_pno_enable;
1519                 }
1520
1521                 if (pwrpriv->wowlan_mode == true)
1522                 rtw_suspend_wow(padapter);
1523                 else
1524                         rtw_suspend_normal(padapter);
1525
1526         #else /* CONFIG_WOWLAN */
1527                 rtw_suspend_normal(padapter);
1528         #endif /* CONFIG_WOWLAN */
1529         } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) {
1530         #ifdef CONFIG_AP_WOWLAN
1531                 rtw_suspend_ap_wow(padapter);
1532         #else
1533                 rtw_suspend_normal(padapter);
1534         #endif /* CONFIG_AP_WOWLAN */
1535         } else {
1536                 rtw_suspend_normal(padapter);
1537         }
1538
1539         DBG_871X_LEVEL(_drv_always_, "rtw suspend success in %d ms\n",
1540                 jiffies_to_msecs(jiffies - start_time));
1541
1542 exit:
1543         DBG_871X("<===  %s return %d.............. in %dms\n", __func__
1544                 , ret, jiffies_to_msecs(jiffies - start_time));
1545
1546         return ret;
1547 }
1548
1549 #ifdef CONFIG_WOWLAN
1550 int rtw_resume_process_wow(struct adapter *padapter)
1551 {
1552         struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1553         struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1554         struct net_device *pnetdev = padapter->pnetdev;
1555         struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
1556         struct dvobj_priv *psdpriv = padapter->dvobj;
1557         struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;
1558         struct wowlan_ioctl_param poidparam;
1559         struct sta_info *psta = NULL;
1560         int ret = _SUCCESS;
1561
1562         DBG_871X("==> " FUNC_ADPT_FMT " entry....\n", FUNC_ADPT_ARG(padapter));
1563
1564         if (padapter) {
1565                 pnetdev = padapter->pnetdev;
1566                 pwrpriv = adapter_to_pwrctl(padapter);
1567         } else {
1568                 pdbgpriv->dbg_resume_error_cnt++;
1569                 ret = -1;
1570                 goto exit;
1571         }
1572
1573         if (padapter->bDriverStopped || padapter->bSurpriseRemoved) {
1574                 DBG_871X("%s pdapter %p bDriverStopped %d bSurpriseRemoved %d\n",
1575                                 __func__, padapter, padapter->bDriverStopped,
1576                                 padapter->bSurpriseRemoved);
1577                 goto exit;
1578         }
1579
1580 #ifdef CONFIG_PNO_SUPPORT
1581         pwrpriv->pno_in_resume = true;
1582 #endif
1583
1584         if (pwrpriv->wowlan_mode == true) {
1585                 rtw_set_ps_mode(padapter, PS_MODE_ACTIVE, 0, 0, "WOWLAN");
1586
1587                 pwrpriv->bFwCurrentInPSMode = false;
1588
1589                 if (padapter->intf_stop) {
1590                         padapter->intf_stop(padapter);
1591                 }
1592
1593                 if (padapter->HalFunc.clear_interrupt)
1594                         padapter->HalFunc.clear_interrupt(padapter);
1595
1596                 /* if (sdio_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS) { */
1597                 if ((padapter->intf_alloc_irq) && (padapter->intf_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS)) {
1598                         ret = -1;
1599                         RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("%s: sdio_alloc_irq Failed!!\n", __func__));
1600                         goto exit;
1601                 }
1602
1603                 /* Disable WOW, set H2C command */
1604                 poidparam.subcode = WOWLAN_DISABLE;
1605                 padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_WOWLAN, (u8 *)&poidparam);
1606
1607                 psta = rtw_get_stainfo(&padapter->stapriv, get_bssid(&padapter->mlmepriv));
1608                 if (psta) {
1609                         set_sta_rate(padapter, psta);
1610                 }
1611
1612
1613                 padapter->bDriverStopped = false;
1614                 DBG_871X("%s: wowmode resuming, DriverStopped:%d\n", __func__, padapter->bDriverStopped);
1615                 rtw_start_drv_threads(padapter);
1616
1617                 if (padapter->intf_start) {
1618                         padapter->intf_start(padapter);
1619                 }
1620
1621                 /*  start netif queue */
1622                 if (pnetdev) {
1623                         if (!rtw_netif_queue_stopped(pnetdev))
1624                                 rtw_netif_start_queue(pnetdev);
1625                         else
1626                                 rtw_netif_wake_queue(pnetdev);
1627                 }
1628         }
1629         else {
1630                 DBG_871X_LEVEL(_drv_always_, "%s: ### ERROR ### wowlan_mode =%d\n", __func__, pwrpriv->wowlan_mode);
1631         }
1632
1633         if (padapter->pid[1] != 0) {
1634                 DBG_871X("pid[1]:%d\n", padapter->pid[1]);
1635                 rtw_signal_process(padapter->pid[1], SIGUSR2);
1636         }
1637
1638         if (rtw_chk_roam_flags(padapter, RTW_ROAM_ON_RESUME)) {
1639                 if (pwrpriv->wowlan_wake_reason == FWDecisionDisconnect ||
1640                         pwrpriv->wowlan_wake_reason == Rx_DisAssoc ||
1641                         pwrpriv->wowlan_wake_reason == Rx_DeAuth) {
1642                         DBG_871X("%s: disconnect reason: %02x\n", __func__,
1643                                                 pwrpriv->wowlan_wake_reason);
1644                         rtw_indicate_disconnect(padapter);
1645
1646                         rtw_sta_media_status_rpt(padapter,
1647                                 rtw_get_stainfo(&padapter->stapriv,
1648                                         get_bssid(&padapter->mlmepriv)), 0);
1649
1650                         rtw_free_assoc_resources(padapter, 1);
1651                         pmlmeinfo->state = WIFI_FW_NULL_STATE;
1652
1653                 } else {
1654                         DBG_871X("%s: do roaming\n", __func__);
1655                         rtw_roaming(padapter, NULL);
1656                 }
1657         }
1658
1659         if (pwrpriv->wowlan_mode == true) {
1660                 pwrpriv->bips_processing = false;
1661                 _set_timer(&padapter->mlmepriv.dynamic_chk_timer, 2000);
1662         } else {
1663                 DBG_871X_LEVEL(_drv_always_, "do not reset timer\n");
1664         }
1665
1666         pwrpriv->wowlan_mode = false;
1667
1668         /* clean driver side wake up reason. */
1669         pwrpriv->wowlan_wake_reason = 0;
1670 exit:
1671         DBG_871X("<== " FUNC_ADPT_FMT " exit....\n", FUNC_ADPT_ARG(padapter));
1672         return ret;
1673 }
1674 #endif /* ifdef CONFIG_WOWLAN */
1675
1676 #ifdef CONFIG_AP_WOWLAN
1677 int rtw_resume_process_ap_wow(struct adapter *padapter)
1678 {
1679         struct net_device *pnetdev = padapter->pnetdev;
1680         struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
1681         struct dvobj_priv *psdpriv = padapter->dvobj;
1682         struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;
1683         struct wowlan_ioctl_param poidparam;
1684         int ret = _SUCCESS;
1685
1686         DBG_871X("==> " FUNC_ADPT_FMT " entry....\n", FUNC_ADPT_ARG(padapter));
1687
1688         if (padapter) {
1689                 pnetdev = padapter->pnetdev;
1690                 pwrpriv = adapter_to_pwrctl(padapter);
1691         } else {
1692                 pdbgpriv->dbg_resume_error_cnt++;
1693                 ret = -1;
1694                 goto exit;
1695         }
1696
1697         rtw_set_ps_mode(padapter, PS_MODE_ACTIVE, 0, 0, "AP-WOWLAN");
1698
1699         pwrpriv->bFwCurrentInPSMode = false;
1700
1701         rtw_hal_disable_interrupt(padapter);
1702
1703         if (padapter->HalFunc.clear_interrupt)
1704                 padapter->HalFunc.clear_interrupt(padapter);
1705
1706         /* if (sdio_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS) { */
1707         if ((padapter->intf_alloc_irq) && (padapter->intf_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS)) {
1708                 ret = -1;
1709                 RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("%s: sdio_alloc_irq Failed!!\n", __func__));
1710                 goto exit;
1711         }
1712
1713         /* Disable WOW, set H2C command */
1714         poidparam.subcode = WOWLAN_AP_DISABLE;
1715         padapter->HalFunc.SetHwRegHandler(padapter,
1716                 HW_VAR_AP_WOWLAN, (u8 *)&poidparam);
1717         pwrpriv->wowlan_ap_mode = false;
1718
1719         padapter->bDriverStopped = false;
1720         DBG_871X("%s: wowmode resuming, DriverStopped:%d\n", __func__, padapter->bDriverStopped);
1721         rtw_start_drv_threads(padapter);
1722
1723         if (padapter->intf_start) {
1724                 padapter->intf_start(padapter);
1725         }
1726
1727         /*  start netif queue */
1728         if (pnetdev) {
1729                 if (!rtw_netif_queue_stopped(pnetdev))
1730                         rtw_netif_start_queue(pnetdev);
1731                 else
1732                         rtw_netif_wake_queue(pnetdev);
1733         }
1734
1735         if (padapter->pid[1] != 0) {
1736                 DBG_871X("pid[1]:%d\n", padapter->pid[1]);
1737                 rtw_signal_process(padapter->pid[1], SIGUSR2);
1738         }
1739
1740         pwrpriv->bips_processing = false;
1741         _set_timer(&padapter->mlmepriv.dynamic_chk_timer, 2000);
1742
1743         /* clean driver side wake up reason. */
1744         pwrpriv->wowlan_wake_reason = 0;
1745 exit:
1746         DBG_871X("<== " FUNC_ADPT_FMT " exit....\n", FUNC_ADPT_ARG(padapter));
1747         return ret;
1748 }
1749 #endif /* ifdef CONFIG_APWOWLAN */
1750
1751 static int rtw_resume_process_normal(struct adapter *padapter)
1752 {
1753         struct net_device *pnetdev;
1754         struct pwrctrl_priv *pwrpriv;
1755         struct mlme_priv *pmlmepriv;
1756         struct dvobj_priv *psdpriv;
1757         struct debug_priv *pdbgpriv;
1758
1759         int ret = _SUCCESS;
1760
1761         if (!padapter) {
1762                 ret = -1;
1763                 goto exit;
1764         }
1765
1766         pnetdev = padapter->pnetdev;
1767         pwrpriv = adapter_to_pwrctl(padapter);
1768         pmlmepriv = &padapter->mlmepriv;
1769         psdpriv = padapter->dvobj;
1770         pdbgpriv = &psdpriv->drv_dbg;
1771
1772         DBG_871X("==> " FUNC_ADPT_FMT " entry....\n", FUNC_ADPT_ARG(padapter));
1773         /*  interface init */
1774         /* if (sdio_init(adapter_to_dvobj(padapter)) != _SUCCESS) */
1775         if ((padapter->intf_init) && (padapter->intf_init(adapter_to_dvobj(padapter)) != _SUCCESS)) {
1776                 ret = -1;
1777                 RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("%s: initialize SDIO Failed!!\n", __func__));
1778                 goto exit;
1779         }
1780         rtw_hal_disable_interrupt(padapter);
1781         /* if (sdio_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS) */
1782         if ((padapter->intf_alloc_irq) && (padapter->intf_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS)) {
1783                 ret = -1;
1784                 RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("%s: sdio_alloc_irq Failed!!\n", __func__));
1785                 goto exit;
1786         }
1787
1788         rtw_reset_drv_sw(padapter);
1789         pwrpriv->bkeepfwalive = false;
1790
1791         DBG_871X("bkeepfwalive(%x)\n", pwrpriv->bkeepfwalive);
1792         if (pm_netdev_open(pnetdev, true) != 0) {
1793                 ret = -1;
1794                 pdbgpriv->dbg_resume_error_cnt++;
1795                 goto exit;
1796         }
1797
1798         netif_device_attach(pnetdev);
1799         netif_carrier_on(pnetdev);
1800
1801         if (padapter->pid[1] != 0) {
1802                 DBG_871X("pid[1]:%d\n", padapter->pid[1]);
1803                 rtw_signal_process(padapter->pid[1], SIGUSR2);
1804         }
1805
1806
1807         if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
1808                 DBG_871X(FUNC_ADPT_FMT " fwstate:0x%08x - WIFI_STATION_STATE\n", FUNC_ADPT_ARG(padapter), get_fwstate(pmlmepriv));
1809
1810                 if (rtw_chk_roam_flags(padapter, RTW_ROAM_ON_RESUME))
1811                         rtw_roaming(padapter, NULL);
1812
1813         } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1814                 DBG_871X(FUNC_ADPT_FMT " fwstate:0x%08x - WIFI_AP_STATE\n", FUNC_ADPT_ARG(padapter), get_fwstate(pmlmepriv));
1815                 rtw_ap_restore_network(padapter);
1816         } else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
1817                 DBG_871X(FUNC_ADPT_FMT " fwstate:0x%08x - WIFI_ADHOC_STATE\n", FUNC_ADPT_ARG(padapter), get_fwstate(pmlmepriv));
1818         } else {
1819                 DBG_871X(FUNC_ADPT_FMT " fwstate:0x%08x - ???\n", FUNC_ADPT_ARG(padapter), get_fwstate(pmlmepriv));
1820         }
1821
1822         DBG_871X("<== " FUNC_ADPT_FMT " exit....\n", FUNC_ADPT_ARG(padapter));
1823
1824 exit:
1825         return ret;
1826 }
1827
1828 int rtw_resume_common(struct adapter *padapter)
1829 {
1830         int ret = 0;
1831         unsigned long start_time = jiffies;
1832         struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
1833         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1834
1835         DBG_871X_LEVEL(_drv_always_, "resume start\n");
1836         DBG_871X("==> %s (%s:%d)\n", __func__, current->comm, current->pid);
1837
1838         if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1839         #ifdef CONFIG_WOWLAN
1840                 if (pwrpriv->wowlan_mode == true)
1841                         rtw_resume_process_wow(padapter);
1842                 else
1843                         rtw_resume_process_normal(padapter);
1844         #else
1845                 rtw_resume_process_normal(padapter);
1846         #endif
1847
1848         } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) {
1849         #ifdef CONFIG_AP_WOWLAN
1850                 rtw_resume_process_ap_wow(padapter);
1851         #else
1852                 rtw_resume_process_normal(padapter);
1853         #endif /* CONFIG_AP_WOWLAN */
1854         } else {
1855                 rtw_resume_process_normal(padapter);
1856         }
1857
1858         rtw_btcoex_SuspendNotify(padapter, 0);
1859
1860         if (pwrpriv) {
1861                 pwrpriv->bInSuspend = false;
1862         #ifdef CONFIG_PNO_SUPPORT
1863                 pwrpriv->pno_in_resume = false;
1864         #endif
1865         }
1866         DBG_871X_LEVEL(_drv_always_, "%s:%d in %d ms\n", __func__ , ret,
1867                 jiffies_to_msecs(jiffies - start_time));
1868
1869         return ret;
1870 }