drivers/staging/rtl8723au/os_dep/os_intfs.c

   1 /******************************************************************************
   2  *
   3  * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of version 2 of the GNU General Public License as
   7  * published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  12  * more details.
  13  *
  14  ******************************************************************************/
  15 #define _OS_INTFS_C_
  16
  17 #include <osdep_service.h>
  18 #include <drv_types.h>
  19 #include <xmit_osdep.h>
  20 #include <recv_osdep.h>
  21 #include <hal_intf.h>
  22 #include <rtw_version.h>
  23 #include <ethernet.h>
  24
  25 #include <usb_osintf.h>
  26 #include <linux/version.h>
  27
  28 MODULE_LICENSE("GPL");
  29 MODULE_DESCRIPTION("Realtek Wireless Lan Driver");
  30 MODULE_AUTHOR("Realtek Semiconductor Corp.");
  31 MODULE_AUTHOR("Larry Finger <Larry.Finger@lwfinger.net>");
  32 MODULE_AUTHOR("Jes Sorensen <Jes.Sorensen@redhat.com>");
  33 MODULE_VERSION(DRIVERVERSION);
  34 MODULE_FIRMWARE("rtlwifi/rtl8821aefw.bin");
  35
  36 /* module param defaults */
  37 static int rtw_chip_version = 0x00;
  38 static int rtw_rfintfs = HWPI;
  39 static int rtw_debug = 1;
  40
  41 static int rtw_channel = 1;/* ad-hoc support requirement */
  42 static int rtw_wireless_mode = WIRELESS_11BG_24N;
  43 static int rtw_vrtl_carrier_sense = AUTO_VCS;
  44 static int rtw_vcs_type = RTS_CTS;/*  */
  45 static int rtw_rts_thresh = 2347;/*  */
  46 static int rtw_frag_thresh = 2346;/*  */
  47 static int rtw_preamble = PREAMBLE_LONG;/* long, short, auto */
  48 static int rtw_scan_mode = 1;/* active, passive */
  49 static int rtw_adhoc_tx_pwr = 1;
  50 static int rtw_soft_ap;
  51 static int rtw_power_mgnt = 1;
  52 static int rtw_ips_mode = IPS_NORMAL;
  53
  54 static int rtw_smart_ps = 2;
  55
  56 module_param(rtw_ips_mode, int, 0644);
  57 MODULE_PARM_DESC(rtw_ips_mode, "The default IPS mode");
  58
  59 static int rtw_long_retry_lmt = 7;
  60 static int rtw_short_retry_lmt = 7;
  61 static int rtw_busy_thresh = 40;
  62 static int rtw_ack_policy = NORMAL_ACK;
  63
  64 static int rtw_acm_method;/*  0:By SW 1:By HW. */
  65
  66 static int rtw_wmm_enable = 1;/*  default is set to enable the wmm. */
  67 static int rtw_uapsd_enable;
  68
  69 int rtw_ht_enable23A = 1;
  70 /* 0 :diable, bit(0): enable 2.4g, bit(1): enable 5g */
  71 int rtw_cbw40_enable23A = 3;
  72 int rtw_ampdu_enable23A = 1;/* for enable tx_ampdu */
  73 /*  0: disable, bit(0):enable 2.4g, bit(1):enable 5g, default is set to enable
  74  * 2.4GHZ for IOT issue with bufflao's AP at 5GHZ
  75  */
  76 static int rtw_rx_stbc = 1;
  77 static int rtw_ampdu_amsdu;/*  0: disabled, 1:enabled, 2:auto */
  78
  79 /* Use 2 path Tx to transmit MCS0~7 and legacy mode */
  80 static int rtw_lowrate_two_xmit = 1;
  81
  82 /* int rf_config = RF_1T2R;  1T2R */
  83 static int rtw_rf_config = RF_819X_MAX_TYPE;  /* auto */
  84 static int rtw_low_power;
  85 static int rtw_wifi_spec;
  86 static int rtw_channel_plan = RT_CHANNEL_DOMAIN_MAX;
  87
  88 #ifdef CONFIG_8723AU_BT_COEXIST
  89 static int rtw_btcoex_enable = 1;
  90 static int rtw_bt_iso = 2;/*  0:Low, 1:High, 2:From Efuse */
  91 /*  0:Idle, 1:None-SCO, 2:SCO, 3:From Counter, 4.Busy, 5.OtherBusy */
  92 static int rtw_bt_sco = 3;
  93 /*  0:Disable BT control A-MPDU, 1:Enable BT control A-MPDU. */
  94 static int rtw_bt_ampdu = 1 ;
  95 #endif
  96
  97 /*  0:Reject AP's Add BA req, 1:Accept AP's Add BA req. */
  98 static int rtw_AcceptAddbaReq = true;
  99
 100 static int rtw_antdiv_cfg = 2; /*  0:OFF , 1:ON, 2:decide by Efuse config */
 101 static int rtw_antdiv_type; /* 0:decide by efuse */
 102
 103 static int rtw_enusbss;/* 0:disable, 1:enable */
 104
 105 static int rtw_hwpdn_mode = 2;/* 0:disable, 1:enable, 2: by EFUSE config */
 106
 107 static int rtw_hwpwrp_detect; /* HW power  ping detect 0:disable , 1:enable */
 108
 109 static int rtw_hw_wps_pbc = 1;
 110
 111 static int rtw_80211d;
 112
 113 static int rtw_regulatory_id = 0xff;/*  Regulatory tab id, 0xff = follow efuse's setting */
 114
 115 module_param(rtw_regulatory_id, int, 0644);
 116
 117 static char *ifname = "wlan%d";
 118 module_param(ifname, charp, 0644);
 119 MODULE_PARM_DESC(ifname, "The default name to allocate for first interface");
 120
 121 static char *if2name = "wlan%d";
 122 module_param(if2name, charp, 0644);
 123 MODULE_PARM_DESC(if2name, "The default name to allocate for second interface");
 124
 125 module_param(rtw_channel_plan, int, 0644);
 126 module_param(rtw_chip_version, int, 0644);
 127 module_param(rtw_rfintfs, int, 0644);
 128 module_param(rtw_channel, int, 0644);
 129 module_param(rtw_wmm_enable, int, 0644);
 130 module_param(rtw_vrtl_carrier_sense, int, 0644);
 131 module_param(rtw_vcs_type, int, 0644);
 132 module_param(rtw_busy_thresh, int, 0644);
 133 module_param(rtw_ht_enable23A, int, 0644);
 134 module_param(rtw_cbw40_enable23A, int, 0644);
 135 module_param(rtw_ampdu_enable23A, int, 0644);
 136 module_param(rtw_rx_stbc, int, 0644);
 137 module_param(rtw_ampdu_amsdu, int, 0644);
 138
 139 module_param(rtw_lowrate_two_xmit, int, 0644);
 140
 141 module_param(rtw_rf_config, int, 0644);
 142 module_param(rtw_power_mgnt, int, 0644);
 143 module_param(rtw_smart_ps, int, 0644);
 144 module_param(rtw_low_power, int, 0644);
 145 module_param(rtw_wifi_spec, int, 0644);
 146
 147 module_param(rtw_antdiv_cfg, int, 0644);
 148
 149 module_param(rtw_enusbss, int, 0644);
 150 module_param(rtw_hwpdn_mode, int, 0644);
 151 module_param(rtw_hwpwrp_detect, int, 0644);
 152
 153 module_param(rtw_hw_wps_pbc, int, 0644);
 154
 155 static uint rtw_max_roaming_times = 2;
 156 module_param(rtw_max_roaming_times, uint, 0644);
 157 MODULE_PARM_DESC(rtw_max_roaming_times, "The max roaming times to try");
 158
 159 module_param(rtw_80211d, int, 0644);
 160 MODULE_PARM_DESC(rtw_80211d, "Enable 802.11d mechanism");
 161
 162 #ifdef CONFIG_8723AU_BT_COEXIST
 163 module_param(rtw_btcoex_enable, int, 0644);
 164 MODULE_PARM_DESC(rtw_btcoex_enable, "Enable BT co-existence mechanism");
 165 #endif
 166
 167 static uint rtw_notch_filter;
 168 module_param(rtw_notch_filter, uint, 0644);
 169 MODULE_PARM_DESC(rtw_notch_filter, "0:Disable, 1:Enable, 2:Enable only for P2P");
 170 module_param_named(debug, rtw_debug, int, 0444);
 171 MODULE_PARM_DESC(debug, "Set debug level (1-9) (default 1)");
 172
 173 static int netdev_close(struct net_device *pnetdev);
 174
 175 static uint loadparam(struct rtw_adapter *padapter,  struct net_device *pnetdev)
 176 {
 177         struct registry_priv  *registry_par = &padapter->registrypriv;
 178         uint status = _SUCCESS;
 179
 180         GlobalDebugLevel23A = rtw_debug;
 181         registry_par->chip_version = (u8)rtw_chip_version;
 182         registry_par->rfintfs = (u8)rtw_rfintfs;
 183         memcpy(registry_par->ssid.ssid, "ANY", 3);
 184         registry_par->ssid.ssid_len = 3;
 185         registry_par->channel = (u8)rtw_channel;
 186         registry_par->wireless_mode = (u8)rtw_wireless_mode;
 187         registry_par->vrtl_carrier_sense = (u8)rtw_vrtl_carrier_sense;
 188         registry_par->vcs_type = (u8)rtw_vcs_type;
 189         registry_par->rts_thresh = (u16)rtw_rts_thresh;
 190         registry_par->frag_thresh = (u16)rtw_frag_thresh;
 191         registry_par->preamble = (u8)rtw_preamble;
 192         registry_par->scan_mode = (u8)rtw_scan_mode;
 193         registry_par->adhoc_tx_pwr = (u8)rtw_adhoc_tx_pwr;
 194         registry_par->soft_ap =  (u8)rtw_soft_ap;
 195         registry_par->smart_ps =  (u8)rtw_smart_ps;
 196         registry_par->power_mgnt = (u8)rtw_power_mgnt;
 197         registry_par->ips_mode = (u8)rtw_ips_mode;
 198         registry_par->long_retry_lmt = (u8)rtw_long_retry_lmt;
 199         registry_par->short_retry_lmt = (u8)rtw_short_retry_lmt;
 200         registry_par->busy_thresh = (u16)rtw_busy_thresh;
 201         registry_par->ack_policy = (u8)rtw_ack_policy;
 202         registry_par->acm_method = (u8)rtw_acm_method;
 203          /* UAPSD */
 204         registry_par->wmm_enable = (u8)rtw_wmm_enable;
 205         registry_par->uapsd_enable = (u8)rtw_uapsd_enable;
 206         registry_par->ht_enable = (u8)rtw_ht_enable23A;
 207         registry_par->cbw40_enable = (u8)rtw_cbw40_enable23A;
 208         registry_par->ampdu_enable = (u8)rtw_ampdu_enable23A;
 209         registry_par->rx_stbc = (u8)rtw_rx_stbc;
 210         registry_par->ampdu_amsdu = (u8)rtw_ampdu_amsdu;
 211         registry_par->lowrate_two_xmit = (u8)rtw_lowrate_two_xmit;
 212         registry_par->rf_config = (u8)rtw_rf_config;
 213         registry_par->low_power = (u8)rtw_low_power;
 214         registry_par->wifi_spec = (u8)rtw_wifi_spec;
 215         registry_par->channel_plan = (u8)rtw_channel_plan;
 216 #ifdef CONFIG_8723AU_BT_COEXIST
 217         registry_par->btcoex = (u8)rtw_btcoex_enable;
 218         registry_par->bt_iso = (u8)rtw_bt_iso;
 219         registry_par->bt_sco = (u8)rtw_bt_sco;
 220         registry_par->bt_ampdu = (u8)rtw_bt_ampdu;
 221 #endif
 222         registry_par->bAcceptAddbaReq = (u8)rtw_AcceptAddbaReq;
 223         registry_par->antdiv_cfg = (u8)rtw_antdiv_cfg;
 224         registry_par->antdiv_type = (u8)rtw_antdiv_type;
 225
 226         /* 0:disable, 1:enable, 2:by EFUSE config */
 227         registry_par->hwpdn_mode = (u8)rtw_hwpdn_mode;
 228         /* 0:disable, 1:enable */
 229         registry_par->hwpwrp_detect = (u8)rtw_hwpwrp_detect;
 230         registry_par->hw_wps_pbc = (u8)rtw_hw_wps_pbc;
 231         registry_par->max_roaming_times = (u8)rtw_max_roaming_times;
 232         registry_par->enable80211d = (u8)rtw_80211d;
 233         snprintf(registry_par->ifname, 16, "%s", ifname);
 234         snprintf(registry_par->if2name, 16, "%s", if2name);
 235         registry_par->notch_filter = (u8)rtw_notch_filter;
 236         registry_par->regulatory_tid = (u8)rtw_regulatory_id;
 237         return status;
 238 }
 239
 240 static int rtw_net_set_mac_address(struct net_device *pnetdev, void *p)
 241 {
 242         struct rtw_adapter *padapter = netdev_priv(pnetdev);
 243         struct sockaddr *addr = p;
 244
 245         if (!padapter->bup)
 246                 ether_addr_copy(padapter->eeprompriv.mac_addr, addr->sa_data);
 247         return 0;
 248 }
 249
 250 static struct net_device_stats *rtw_net_get_stats(struct net_device *pnetdev)
 251 {
 252         struct rtw_adapter *padapter = netdev_priv(pnetdev);
 253         struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
 254         struct recv_priv *precvpriv = &padapter->recvpriv;
 255
 256         padapter->stats.tx_packets = pxmitpriv->tx_pkts;
 257         padapter->stats.rx_packets = precvpriv->rx_pkts;
 258         padapter->stats.tx_dropped = pxmitpriv->tx_drop;
 259         padapter->stats.rx_dropped = precvpriv->rx_drop;
 260         padapter->stats.tx_bytes = pxmitpriv->tx_bytes;
 261         padapter->stats.rx_bytes = precvpriv->rx_bytes;
 262
 263         return &padapter->stats;
 264 }
 265
 266 /*
 267  * AC to queue mapping
 268  *
 269  * AC_VO -> queue 0
 270  * AC_VI -> queue 1
 271  * AC_BE -> queue 2
 272  * AC_BK -> queue 3
 273  */
 274 static const u16 rtw_1d_to_queue[8] = { 2, 3, 3, 2, 1, 1, 0, 0 };
 275
 276 /* Given a data frame determine the 802.1p/1d tag to use. */
 277 static unsigned int rtw_classify8021d(struct sk_buff *skb)
 278 {
 279         unsigned int dscp;
 280
 281         /* skb->priority values from 256->263 are magic values to
 282          * directly indicate a specific 802.1d priority.  This is used
 283          * to allow 802.1d priority to be passed directly in from VLAN
 284          * tags, etc.
 285          */
 286         if (skb->priority >= 256 && skb->priority <= 263)
 287                 return skb->priority - 256;
 288         switch (skb->protocol) {
 289         case htons(ETH_P_IP):
 290                 dscp = ip_hdr(skb)->tos & 0xfc;
 291                 break;
 292         default:
 293                 return 0;
 294         }
 295         return dscp >> 5;
 296 }
 297
 298 static u16 rtw_select_queue(struct net_device *dev, struct sk_buff *skb,
 299                             void *accel_priv,
 300                             select_queue_fallback_t fallback)
 301 {
 302         struct rtw_adapter *padapter = netdev_priv(dev);
 303         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
 304
 305         skb->priority = rtw_classify8021d(skb);
 306
 307         if (pmlmepriv->acm_mask != 0)
 308                 skb->priority = qos_acm23a(pmlmepriv->acm_mask, skb->priority);
 309         return rtw_1d_to_queue[skb->priority];
 310 }
 311
 312 u16 rtw_recv_select_queue23a(struct sk_buff *skb)
 313 {
 314         struct iphdr *piphdr;
 315         unsigned int dscp;
 316         u16 eth_type;
 317         u32 priority;
 318         u8 *pdata = skb->data;
 319
 320         memcpy(&eth_type, pdata + (ETH_ALEN << 1), 2);
 321         switch (eth_type) {
 322         case htons(ETH_P_IP):
 323                 piphdr = (struct iphdr *)(pdata + ETH_HLEN);
 324                 dscp = piphdr->tos & 0xfc;
 325                 priority = dscp >> 5;
 326                 break;
 327         default:
 328                 priority = 0;
 329         }
 330         return rtw_1d_to_queue[priority];
 331 }
 332
 333 static const struct net_device_ops rtw_netdev_ops = {
 334         .ndo_open = netdev_open23a,
 335         .ndo_stop = netdev_close,
 336         .ndo_start_xmit = rtw_xmit23a_entry23a,
 337         .ndo_select_queue = rtw_select_queue,
 338         .ndo_set_mac_address = rtw_net_set_mac_address,
 339         .ndo_get_stats = rtw_net_get_stats,
 340 };
 341
 342 int rtw_init_netdev23a_name23a(struct net_device *pnetdev, const char *ifname)
 343 {
 344         if (dev_alloc_name(pnetdev, ifname) < 0) {
 345                 RT_TRACE(_module_os_intfs_c_, _drv_err_,
 346                          ("dev_alloc_name, fail!\n"));
 347         }
 348         netif_carrier_off(pnetdev);
 349         return 0;
 350 }
 351
 352 static const struct device_type wlan_type = {
 353         .name = "wlan",
 354 };
 355
 356 struct net_device *rtw_init_netdev23a(struct rtw_adapter *old_padapter)
 357 {
 358         struct rtw_adapter *padapter;
 359         struct net_device *pnetdev;
 360
 361         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+init_net_dev\n"));
 362
 363         pnetdev = alloc_etherdev_mq(sizeof(struct rtw_adapter), 4);
 364         if (!pnetdev)
 365                 return NULL;
 366
 367         pnetdev->dev.type = &wlan_type;
 368         padapter = netdev_priv(pnetdev);
 369         padapter->pnetdev = pnetdev;
 370
 371         DBG_8723A("register rtw_netdev_ops to netdev_ops\n");
 372         pnetdev->netdev_ops = &rtw_netdev_ops;
 373
 374         pnetdev->watchdog_timeo = HZ*3; /* 3 second timeout */
 375
 376         /* step 2. */
 377         loadparam(padapter, pnetdev);
 378         return pnetdev;
 379 }
 380
 381 u32 rtw_start_drv_threads23a(struct rtw_adapter *padapter)
 382 {
 383         u32 _status = _SUCCESS;
 384
 385         RT_TRACE(_module_os_intfs_c_, _drv_info_,
 386                  ("+rtw_start_drv_threads23a\n"));
 387         padapter->cmdThread = kthread_run(rtw_cmd_thread23a, padapter,
 388                                           "RTW_CMD_THREAD");
 389         if (IS_ERR(padapter->cmdThread)) {
 390                 _status = _FAIL;
 391         } else {
 392                 /* wait for cmd_thread to run */
 393                 down(&padapter->cmdpriv.terminate_cmdthread_sema);
 394         }
 395         rtw_hal_start_thread23a(padapter);
 396         return _status;
 397 }
 398
 399 void rtw_stop_drv_threads23a(struct rtw_adapter *padapter)
 400 {
 401         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+rtw_stop_drv_threads23a\n"));
 402
 403         /* Below is to termindate rtw_cmd_thread23a & event_thread... */
 404         up(&padapter->cmdpriv.cmd_queue_sema);
 405         if (padapter->cmdThread)
 406                 down(&padapter->cmdpriv.terminate_cmdthread_sema);
 407         rtw_hal_stop_thread23a(padapter);
 408 }
 409
 410 static u8 rtw_init_default_value(struct rtw_adapter *padapter)
 411 {
 412         struct registry_priv *pregistrypriv = &padapter->registrypriv;
 413         struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
 414         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
 415         struct security_priv *psecuritypriv = &padapter->securitypriv;
 416         u8 ret = _SUCCESS;
 417
 418         /* xmit_priv */
 419         pxmitpriv->vcs_setting = pregistrypriv->vrtl_carrier_sense;
 420         pxmitpriv->vcs = pregistrypriv->vcs_type;
 421         pxmitpriv->vcs_type = pregistrypriv->vcs_type;
 422         /* pxmitpriv->rts_thresh = pregistrypriv->rts_thresh; */
 423         pxmitpriv->frag_len = pregistrypriv->frag_thresh;
 424
 425         /* mlme_priv */
 426         pmlmepriv->scan_interval = SCAN_INTERVAL;/*  30*2 sec = 60sec */
 427         pmlmepriv->scan_mode = SCAN_ACTIVE;
 428
 429         /* ht_priv */
 430         pmlmepriv->htpriv.ampdu_enable = false;/* set to disabled */
 431
 432         /* security_priv */
 433         psecuritypriv->binstallGrpkey = _FAIL;
 434
 435          /* open system */
 436         psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open;
 437         psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
 438
 439         psecuritypriv->dot11PrivacyKeyIndex = 0;
 440
 441         psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
 442         psecuritypriv->dot118021XGrpKeyid = 1;
 443
 444         psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
 445         psecuritypriv->ndisencryptstatus = Ndis802_11WEPDisabled;
 446
 447         /* registry_priv */
 448         rtw_init_registrypriv_dev_network23a(padapter);
 449         rtw_update_registrypriv_dev_network23a(padapter);
 450
 451         /* hal_priv */
 452         rtw_hal_def_value_init23a(padapter);
 453
 454         /* misc. */
 455         padapter->bReadPortCancel = false;
 456         padapter->bWritePortCancel = false;
 457         padapter->bRxRSSIDisplay = 0;
 458         padapter->bNotifyChannelChange = 0;
 459 #ifdef CONFIG_8723AU_P2P
 460         padapter->bShowGetP2PState = 1;
 461 #endif
 462         return ret;
 463 }
 464
 465 u8 rtw_reset_drv_sw23a(struct rtw_adapter *padapter)
 466 {
 467         struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
 468         struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv;
 469         u8 ret8 = _SUCCESS;
 470
 471         /* hal_priv */
 472         rtw_hal_def_value_init23a(padapter);
 473         padapter->bReadPortCancel = false;
 474         padapter->bWritePortCancel = false;
 475         padapter->bRxRSSIDisplay = 0;
 476         pmlmepriv->scan_interval = SCAN_INTERVAL;/*  30*2 sec = 60sec */
 477
 478         padapter->xmitpriv.tx_pkts = 0;
 479         padapter->recvpriv.rx_pkts = 0;
 480
 481         pmlmepriv->LinkDetectInfo.bBusyTraffic = false;
 482
 483         _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY | _FW_UNDER_LINKING);
 484
 485         rtw_hal_sreset_reset23a_value23a(padapter);
 486         pwrctrlpriv->pwr_state_check_cnts = 0;
 487
 488         /* mlmeextpriv */
 489         padapter->mlmeextpriv.sitesurvey_res.state = SCAN_DISABLE;
 490
 491         rtw_set_signal_stat_timer(&padapter->recvpriv);
 492         return ret8;
 493 }
 494
 495 u8 rtw_init_drv_sw23a(struct rtw_adapter *padapter)
 496 {
 497         u8 ret8 = _SUCCESS;
 498
 499         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+rtw_init_drv_sw23a\n"));
 500
 501         if ((rtw_init_cmd_priv23a(&padapter->cmdpriv)) == _FAIL) {
 502                 RT_TRACE(_module_os_intfs_c_, _drv_err_,
 503                          ("\n Can't init cmd_priv\n"));
 504                 ret8 = _FAIL;
 505                 goto exit;
 506         }
 507
 508         padapter->cmdpriv.padapter = padapter;
 509
 510         if (rtw_init_evt_priv23a(&padapter->evtpriv) == _FAIL) {
 511                 RT_TRACE(_module_os_intfs_c_, _drv_err_,
 512                          ("\n Can't init evt_priv\n"));
 513                 ret8 = _FAIL;
 514                 goto exit;
 515         }
 516
 517         if (rtw_init_mlme_priv23a(padapter) == _FAIL) {
 518                 RT_TRACE(_module_os_intfs_c_, _drv_err_,
 519                          ("\n Can't init mlme_priv\n"));
 520                 ret8 = _FAIL;
 521                 goto exit;
 522         }
 523
 524 #ifdef CONFIG_8723AU_P2P
 525         rtw_init_wifidirect_timers23a(padapter);
 526         init_wifidirect_info23a(padapter, P2P_ROLE_DISABLE);
 527         reset_global_wifidirect_info23a(padapter);
 528         rtw_init_cfg80211_wifidirect_info(padapter);
 529 #ifdef CONFIG_8723AU_P2P
 530         if (rtw_init_wifi_display_info(padapter) == _FAIL)
 531                 RT_TRACE(_module_os_intfs_c_, _drv_err_,
 532                          ("\n Can't init init_wifi_display_info\n"));
 533 #endif
 534 #endif /* CONFIG_8723AU_P2P */
 535
 536         if (init_mlme_ext_priv23a(padapter) == _FAIL) {
 537                 RT_TRACE(_module_os_intfs_c_, _drv_err_,
 538                          ("\n Can't init mlme_ext_priv\n"));
 539                 ret8 = _FAIL;
 540                 goto exit;
 541         }
 542
 543         if (_rtw_init_xmit_priv23a(&padapter->xmitpriv, padapter) == _FAIL) {
 544                 DBG_8723A("Can't _rtw_init_xmit_priv23a\n");
 545                 ret8 = _FAIL;
 546                 goto exit;
 547         }
 548
 549         if (_rtw_init_recv_priv23a(&padapter->recvpriv, padapter) == _FAIL) {
 550                 DBG_8723A("Can't _rtw_init_recv_priv23a\n");
 551                 ret8 = _FAIL;
 552                 goto exit;
 553         }
 554
 555         if (_rtw_init_sta_priv23a(&padapter->stapriv) == _FAIL) {
 556                 DBG_8723A("Can't _rtw_init_sta_priv23a\n");
 557                 ret8 = _FAIL;
 558                 goto exit;
 559         }
 560
 561         padapter->stapriv.padapter = padapter;
 562         padapter->setband = GHZ24_50;
 563         rtw_init_bcmc_stainfo23a(padapter);
 564
 565         rtw_init_pwrctrl_priv23a(padapter);
 566
 567         ret8 = rtw_init_default_value(padapter);
 568
 569         rtw_hal_dm_init23a(padapter);
 570         rtw_hal_sw_led_init23a(padapter);
 571
 572         rtw_hal_sreset_init23a(padapter);
 573
 574 exit:
 575
 576         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-rtw_init_drv_sw23a\n"));
 577         return ret8;
 578 }
 579
 580 void rtw_cancel_all_timer23a(struct rtw_adapter *padapter)
 581 {
 582         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+rtw_cancel_all_timer23a\n"));
 583
 584         del_timer_sync(&padapter->mlmepriv.assoc_timer);
 585         RT_TRACE(_module_os_intfs_c_, _drv_info_,
 586                  ("rtw_cancel_all_timer23a:cancel association timer complete!\n"));
 587
 588         del_timer_sync(&padapter->mlmepriv.scan_to_timer);
 589         RT_TRACE(_module_os_intfs_c_, _drv_info_,
 590                  ("rtw_cancel_all_timer23a:cancel scan_to_timer!\n"));
 591
 592         del_timer_sync(&padapter->mlmepriv.dynamic_chk_timer);
 593         RT_TRACE(_module_os_intfs_c_, _drv_info_,
 594                  ("rtw_cancel_all_timer23a:cancel dynamic_chk_timer!\n"));
 595
 596         /*  cancel sw led timer */
 597         rtw_hal_sw_led_deinit23a(padapter);
 598         RT_TRACE(_module_os_intfs_c_, _drv_info_,
 599                  ("rtw_cancel_all_timer23a:cancel DeInitSwLeds!\n"));
 600
 601         del_timer_sync(&padapter->pwrctrlpriv.pwr_state_check_timer);
 602
 603 #ifdef CONFIG_8723AU_P2P
 604         del_timer_sync(&padapter->cfg80211_wdinfo.remain_on_ch_timer);
 605 #endif /* CONFIG_8723AU_P2P */
 606
 607         del_timer_sync(&padapter->mlmepriv.set_scan_deny_timer);
 608         rtw_clear_scan_deny(padapter);
 609         RT_TRACE(_module_os_intfs_c_, _drv_info_,
 610                  ("rtw_cancel_all_timer23a:cancel set_scan_deny_timer!\n"));
 611
 612         del_timer_sync(&padapter->recvpriv.signal_stat_timer);
 613         /* cancel dm timer */
 614         rtw_hal_dm_deinit23a(padapter);
 615 }
 616
 617 u8 rtw_free_drv_sw23a(struct rtw_adapter *padapter)
 618 {
 619 #ifdef CONFIG_8723AU_P2P
 620         struct wifidirect_info *pwdinfo;
 621 #endif
 622
 623         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("==>rtw_free_drv_sw23a"));
 624
 625         /* we can call rtw_p2p_enable23a here, but:
 626          *  1. rtw_p2p_enable23a may have IO operation
 627          *  2. rtw_p2p_enable23a is bundled with wext interface
 628          */
 629 #ifdef CONFIG_8723AU_P2P
 630         pwdinfo = &padapter->wdinfo;
 631         if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) {
 632                 del_timer_sync(&pwdinfo->find_phase_timer);
 633                 del_timer_sync(&pwdinfo->restore_p2p_state_timer);
 634                 del_timer_sync(&pwdinfo->pre_tx_scan_timer);
 635                 rtw_p2p_set_state(pwdinfo, P2P_STATE_NONE);
 636         }
 637 #endif
 638
 639         free_mlme_ext_priv23a(&padapter->mlmeextpriv);
 640
 641         rtw_free_cmd_priv23a(&padapter->cmdpriv);
 642
 643         rtw_free_evt_priv23a(&padapter->evtpriv);
 644
 645         rtw_free_mlme_priv23a(&padapter->mlmepriv);
 646
 647         _rtw_free_xmit_priv23a(&padapter->xmitpriv);
 648
 649         _rtw_free_sta_priv23a(&padapter->stapriv);/* will free bcmc_stainfo here */
 650
 651         _rtw_free_recv_priv23a(&padapter->recvpriv);
 652
 653         rtw_free_pwrctrl_priv(padapter);
 654
 655         rtw_hal_free_data23a(padapter);
 656
 657         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("<== rtw_free_drv_sw23a\n"));
 658
 659         /* free the old_pnetdev */
 660         if (padapter->rereg_nd_name_priv.old_pnetdev) {
 661                 free_netdev(padapter->rereg_nd_name_priv.old_pnetdev);
 662                 padapter->rereg_nd_name_priv.old_pnetdev = NULL;
 663         }
 664
 665         /*  clear pbuddy_adapter to avoid access wrong pointer. */
 666         if (padapter->pbuddy_adapter != NULL)
 667                 padapter->pbuddy_adapter->pbuddy_adapter = NULL;
 668         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-rtw_free_drv_sw23a\n"));
 669         return _SUCCESS;
 670 }
 671
 672 static int _rtw_drv_register_netdev(struct rtw_adapter *padapter, char *name)
 673 {
 674         struct net_device *pnetdev = padapter->pnetdev;
 675         int ret = _SUCCESS;
 676
 677         /* alloc netdev name */
 678         rtw_init_netdev23a_name23a(pnetdev, name);
 679
 680         ether_addr_copy(pnetdev->dev_addr, padapter->eeprompriv.mac_addr);
 681
 682         /* Tell the network stack we exist */
 683         if (register_netdev(pnetdev)) {
 684                 DBG_8723A(FUNC_NDEV_FMT "Failed!\n", FUNC_NDEV_ARG(pnetdev));
 685                 ret = _FAIL;
 686                 goto error_register_netdev;
 687         }
 688         DBG_8723A("%s, MAC Address (if%d) = " MAC_FMT "\n", __func__,
 689                   (padapter->iface_id + 1), MAC_ARG(pnetdev->dev_addr));
 690         return ret;
 691
 692 error_register_netdev:
 693
 694         if (padapter->iface_id > IFACE_ID0) {
 695                 rtw_free_drv_sw23a(padapter);
 696
 697                 free_netdev(pnetdev);
 698         }
 699         return ret;
 700 }
 701
 702 int rtw_drv_register_netdev(struct rtw_adapter *if1)
 703 {
 704         struct dvobj_priv *dvobj = if1->dvobj;
 705         int i, status = _SUCCESS;
 706
 707         if (dvobj->iface_nums < IFACE_ID_MAX) {
 708                 for (i = 0; i < dvobj->iface_nums; i++) {
 709                         struct rtw_adapter *padapter = dvobj->padapters[i];
 710
 711                         if (padapter) {
 712                                 char *name;
 713
 714                                 if (padapter->iface_id == IFACE_ID0)
 715                                         name = if1->registrypriv.ifname;
 716                                 else if (padapter->iface_id == IFACE_ID1)
 717                                         name = if1->registrypriv.if2name;
 718                                 else
 719                                         name = "wlan%d";
 720                                 status = _rtw_drv_register_netdev(padapter,
 721                                                                   name);
 722                                 if (status != _SUCCESS)
 723                                         break;
 724                         }
 725                 }
 726         }
 727         return status;
 728 }
 729
 730 int netdev_open23a(struct net_device *pnetdev)
 731 {
 732         struct rtw_adapter *padapter = netdev_priv(pnetdev);
 733         struct pwrctrl_priv *pwrctrlpriv;
 734         int ret = 0;
 735         uint status;
 736
 737         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+871x_drv - dev_open\n"));
 738         DBG_8723A("+871x_drv - drv_open, bup =%d\n", padapter->bup);
 739
 740         mutex_lock(&adapter_to_dvobj(padapter)->hw_init_mutex);
 741
 742         pwrctrlpriv = &padapter->pwrctrlpriv;
 743         if (pwrctrlpriv->ps_flag) {
 744                 padapter->net_closed = false;
 745                 goto netdev_open23a_normal_process;
 746         }
 747
 748         if (!padapter->bup) {
 749                 padapter->bDriverStopped = false;
 750                 padapter->bSurpriseRemoved = false;
 751                 padapter->bCardDisableWOHSM = false;
 752
 753                 status = rtw_hal_init23a(padapter);
 754                 if (status == _FAIL) {
 755                         RT_TRACE(_module_os_intfs_c_, _drv_err_,
 756                                  ("rtl871x_hal_init(): Can't init h/w!\n"));
 757                         goto netdev_open23a_error;
 758                 }
 759
 760                 DBG_8723A("MAC Address = "MAC_FMT"\n",
 761                           MAC_ARG(pnetdev->dev_addr));
 762
 763                 status = rtw_start_drv_threads23a(padapter);
 764                 if (status == _FAIL) {
 765                         DBG_8723A("Initialize driver software resource Failed!\n");
 766                         goto netdev_open23a_error;
 767                 }
 768
 769                 if (init_hw_mlme_ext23a(padapter) == _FAIL) {
 770                         DBG_8723A("can't init mlme_ext_priv\n");
 771                         goto netdev_open23a_error;
 772                 }
 773
 774                 if (padapter->intf_start)
 775                         padapter->intf_start(padapter);
 776
 777                 rtw_cfg80211_init_wiphy(padapter);
 778
 779                 rtw_led_control(padapter, LED_CTL_NO_LINK);
 780
 781                 padapter->bup = true;
 782         }
 783         padapter->net_closed = false;
 784
 785         mod_timer(&padapter->mlmepriv.dynamic_chk_timer,
 786                   jiffies + msecs_to_jiffies(2000));
 787
 788         padapter->pwrctrlpriv.bips_processing = false;
 789         rtw_set_pwr_state_check_timer(&padapter->pwrctrlpriv);
 790
 791         /* netif_carrier_on(pnetdev);call this func when
 792            rtw23a_joinbss_event_cb return success */
 793         if (!rtw_netif_queue_stopped(pnetdev))
 794                 netif_tx_start_all_queues(pnetdev);
 795         else
 796                 netif_tx_wake_all_queues(pnetdev);
 797
 798 netdev_open23a_normal_process:
 799         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-871x_drv - dev_open\n"));
 800         DBG_8723A("-871x_drv - drv_open, bup =%d\n", padapter->bup);
 801 exit:
 802         mutex_unlock(&adapter_to_dvobj(padapter)->hw_init_mutex);
 803         return ret;
 804
 805 netdev_open23a_error:
 806         padapter->bup = false;
 807
 808         netif_carrier_off(pnetdev);
 809         netif_tx_stop_all_queues(pnetdev);
 810
 811         RT_TRACE(_module_os_intfs_c_, _drv_err_,
 812                  ("-871x_drv - dev_open, fail!\n"));
 813         DBG_8723A("-871x_drv - drv_open fail, bup =%d\n", padapter->bup);
 814
 815         ret = -1;
 816         goto exit;
 817 }
 818
 819 static int  ips_netdrv_open(struct rtw_adapter *padapter)
 820 {
 821         int status = _SUCCESS;
 822
 823         padapter->net_closed = false;
 824         DBG_8723A("===> %s.........\n", __func__);
 825
 826         padapter->bDriverStopped = false;
 827         padapter->bSurpriseRemoved = false;
 828         padapter->bCardDisableWOHSM = false;
 829
 830         status = rtw_hal_init23a(padapter);
 831         if (status == _FAIL) {
 832                 RT_TRACE(_module_os_intfs_c_, _drv_err_,
 833                          ("ips_netdrv_open(): Can't init h/w!\n"));
 834                 goto netdev_open23a_error;
 835         }
 836
 837         if (padapter->intf_start)
 838                 padapter->intf_start(padapter);
 839
 840         rtw_set_pwr_state_check_timer(&padapter->pwrctrlpriv);
 841         mod_timer(&padapter->mlmepriv.dynamic_chk_timer,
 842                   jiffies + msecs_to_jiffies(5000));
 843
 844         return _SUCCESS;
 845
 846 netdev_open23a_error:
 847         /* padapter->bup = false; */
 848         DBG_8723A("-ips_netdrv_open - drv_open failure, bup =%d\n",
 849                   padapter->bup);
 850
 851         return _FAIL;
 852 }
 853
 854 int rtw_ips_pwr_up23a(struct rtw_adapter *padapter)
 855 {
 856         int result;
 857         unsigned long start_time = jiffies;
 858
 859         DBG_8723A("===>  rtw_ips_pwr_up23a..............\n");
 860         rtw_reset_drv_sw23a(padapter);
 861
 862         result = ips_netdrv_open(padapter);
 863
 864         rtw_led_control(padapter, LED_CTL_NO_LINK);
 865
 866         DBG_8723A("<===  rtw_ips_pwr_up23a.............. in %dms\n",
 867                   jiffies_to_msecs(jiffies - start_time));
 868         return result;
 869 }
 870
 871 void rtw_ips_pwr_down23a(struct rtw_adapter *padapter)
 872 {
 873         unsigned long start_time = jiffies;
 874
 875         DBG_8723A("===> rtw_ips_pwr_down23a...................\n");
 876
 877         padapter->bCardDisableWOHSM = true;
 878         padapter->net_closed = true;
 879
 880         rtw_led_control(padapter, LED_CTL_POWER_OFF);
 881
 882         rtw_ips_dev_unload23a(padapter);
 883         padapter->bCardDisableWOHSM = false;
 884         DBG_8723A("<=== rtw_ips_pwr_down23a..................... in %dms\n",
 885                   jiffies_to_msecs(jiffies - start_time));
 886 }
 887
 888 void rtw_ips_dev_unload23a(struct rtw_adapter *padapter)
 889 {
 890         rtw_hal_set_hwreg23a(padapter, HW_VAR_FIFO_CLEARN_UP, NULL);
 891
 892         if (padapter->intf_stop)
 893                 padapter->intf_stop(padapter);
 894
 895         /* s5. */
 896         if (!padapter->bSurpriseRemoved)
 897                 rtw_hal_deinit23a(padapter);
 898 }
 899
 900 int pm_netdev_open23a(struct net_device *pnetdev, u8 bnormal)
 901 {
 902         int status;
 903
 904         if (bnormal)
 905                 status = netdev_open23a(pnetdev);
 906         else
 907                 status = (_SUCCESS == ips_netdrv_open(netdev_priv(pnetdev))) ?
 908                          (0) : (-1);
 909
 910         return status;
 911 }
 912
 913 static int netdev_close(struct net_device *pnetdev)
 914 {
 915         struct rtw_adapter *padapter = netdev_priv(pnetdev);
 916
 917         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+871x_drv - drv_close\n"));
 918
 919         if (padapter->pwrctrlpriv.bInternalAutoSuspend) {
 920                 if (padapter->pwrctrlpriv.rf_pwrstate == rf_off)
 921                         padapter->pwrctrlpriv.ps_flag = true;
 922         }
 923         padapter->net_closed = true;
 924
 925         if (padapter->pwrctrlpriv.rf_pwrstate == rf_on) {
 926                 DBG_8723A("(2)871x_drv - drv_close, bup =%d, hw_init_completed =%d\n",
 927                           padapter->bup,
 928                           padapter->hw_init_completed);
 929
 930                 /* s1. */
 931                 if (pnetdev) {
 932                         if (!rtw_netif_queue_stopped(pnetdev))
 933                                 netif_tx_stop_all_queues(pnetdev);
 934                 }
 935
 936                 /* s2. */
 937                 LeaveAllPowerSaveMode23a(padapter);
 938                 rtw_disassoc_cmd23a(padapter, 500, false);
 939                 /* s2-2.  indicate disconnect to os */
 940                 rtw_indicate_disconnect23a(padapter);
 941                 /* s2-3. */
 942                 rtw_free_assoc_resources23a(padapter, 1);
 943                 /* s2-4. */
 944                 rtw_free_network_queue23a(padapter, true);
 945                 /*  Close LED */
 946                 rtw_led_control(padapter, LED_CTL_POWER_OFF);
 947         }
 948
 949 #ifdef CONFIG_8723AU_P2P
 950         if (wdev_to_priv(padapter->rtw_wdev)->p2p_enabled)
 951                 wdev_to_priv(padapter->rtw_wdev)->p2p_enabled = false;
 952         rtw_p2p_enable23a(padapter, P2P_ROLE_DISABLE);
 953 #endif /* CONFIG_8723AU_P2P */
 954
 955         rtw_scan_abort23a(padapter);
 956          /* set this at the end */
 957         padapter->rtw_wdev->iftype = NL80211_IFTYPE_MONITOR;
 958
 959         RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-871x_drv - drv_close\n"));
 960         DBG_8723A("-871x_drv - drv_close, bup =%d\n", padapter->bup);
 961
 962         return 0;
 963 }
 964
 965 void rtw_ndev_destructor(struct net_device *ndev)
 966 {
 967         DBG_8723A(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
 968         kfree(ndev->ieee80211_ptr);
 969         free_netdev(ndev);
 970 }