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