Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * os_intfs.c |
| 3 | * |
| 4 | * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved. |
| 5 | * Linux device driver for RTL8192SU |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or modify it |
| 8 | * under the terms of version 2 of the GNU General Public License as |
| 9 | * published by the Free Software Foundation. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 14 | * more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License along with |
| 17 | * this program; if not, write to the Free Software Foundation, Inc., |
| 18 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA |
| 19 | * |
| 20 | * Modifications for inclusion into the Linux staging tree are |
| 21 | * Copyright(c) 2010 Larry Finger. All rights reserved. |
| 22 | * |
| 23 | * Contact information: |
| 24 | * WLAN FAE <wlanfae@realtek.com>. |
| 25 | * Larry Finger <Larry.Finger@lwfinger.net> |
| 26 | * |
| 27 | ******************************************************************************/ |
| 28 | |
| 29 | #define _OS_INTFS_C_ |
| 30 | |
| 31 | #include <linux/module.h> |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 32 | #include <linux/kthread.h> |
Larry Finger | 8c213fa59 | 2012-02-05 21:12:26 -0600 | [diff] [blame] | 33 | #include <linux/firmware.h> |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 34 | #include "osdep_service.h" |
| 35 | #include "drv_types.h" |
| 36 | #include "xmit_osdep.h" |
| 37 | #include "recv_osdep.h" |
| 38 | #include "rtl871x_ioctl.h" |
| 39 | #include "usb_osintf.h" |
| 40 | |
| 41 | MODULE_LICENSE("GPL"); |
| 42 | MODULE_DESCRIPTION("rtl871x wireless lan driver"); |
| 43 | MODULE_AUTHOR("Larry Finger"); |
| 44 | |
| 45 | static char ifname[IFNAMSIZ] = "wlan%d"; |
| 46 | |
| 47 | /* module param defaults */ |
| 48 | static int chip_version = RTL8712_2ndCUT; |
| 49 | static int rfintfs = HWPI; |
| 50 | static int lbkmode = RTL8712_AIR_TRX; |
| 51 | static int hci = RTL8712_USB; |
| 52 | static int ampdu_enable = 1;/*for enable tx_ampdu*/ |
| 53 | |
Justin P. Mattock | be10ac2 | 2012-05-07 07:38:22 -0700 | [diff] [blame] | 54 | /* The video_mode variable is for video mode.*/ |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 55 | /* It may be specify when inserting module with video_mode=1 parameter.*/ |
| 56 | static int video_mode = 1; /* enable video mode*/ |
| 57 | |
| 58 | /*Ndis802_11Infrastructure; infra, ad-hoc, auto*/ |
| 59 | static int network_mode = Ndis802_11IBSS; |
| 60 | static int channel = 1;/*ad-hoc support requirement*/ |
| 61 | static int wireless_mode = WIRELESS_11BG; |
| 62 | static int vrtl_carrier_sense = AUTO_VCS; |
| 63 | static int vcs_type = RTS_CTS; |
| 64 | static int frag_thresh = 2346; |
| 65 | static int preamble = PREAMBLE_LONG;/*long, short, auto*/ |
| 66 | static int scan_mode = 1;/*active, passive*/ |
| 67 | static int adhoc_tx_pwr = 1; |
| 68 | static int soft_ap; |
| 69 | static int smart_ps = 1; |
| 70 | static int power_mgnt = PS_MODE_ACTIVE; |
| 71 | static int radio_enable = 1; |
| 72 | static int long_retry_lmt = 7; |
| 73 | static int short_retry_lmt = 7; |
| 74 | static int busy_thresh = 40; |
| 75 | static int ack_policy = NORMAL_ACK; |
| 76 | static int mp_mode; |
| 77 | static int software_encrypt; |
| 78 | static int software_decrypt; |
| 79 | |
| 80 | static int wmm_enable;/* default is set to disable the wmm.*/ |
| 81 | static int uapsd_enable; |
| 82 | static int uapsd_max_sp = NO_LIMIT; |
| 83 | static int uapsd_acbk_en; |
| 84 | static int uapsd_acbe_en; |
| 85 | static int uapsd_acvi_en; |
| 86 | static int uapsd_acvo_en; |
| 87 | |
| 88 | static int ht_enable = 1; |
| 89 | static int cbw40_enable = 1; |
| 90 | static int rf_config = RTL8712_RF_1T2R; /* 1T2R*/ |
| 91 | static int low_power; |
| 92 | /* mac address to use instead of the one stored in Efuse */ |
| 93 | char *r8712_initmac; |
| 94 | static char *initmac; |
Larry Finger | d19b864 | 2010-08-30 22:51:58 -0500 | [diff] [blame] | 95 | /* if wifi_test = 1, driver will disable the turbo mode and pass it to |
| 96 | * firmware private. |
| 97 | */ |
Devendra Naga | e165664 | 2012-09-23 12:57:21 -0400 | [diff] [blame] | 98 | static int wifi_test; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 99 | |
| 100 | module_param_string(ifname, ifname, sizeof(ifname), S_IRUGO|S_IWUSR); |
Larry Finger | d19b864 | 2010-08-30 22:51:58 -0500 | [diff] [blame] | 101 | module_param(wifi_test, int, 0644); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 102 | module_param(initmac, charp, 0644); |
| 103 | module_param(video_mode, int, 0644); |
| 104 | module_param(chip_version, int, 0644); |
| 105 | module_param(rfintfs, int, 0644); |
| 106 | module_param(lbkmode, int, 0644); |
| 107 | module_param(hci, int, 0644); |
| 108 | module_param(network_mode, int, 0644); |
| 109 | module_param(channel, int, 0644); |
| 110 | module_param(mp_mode, int, 0644); |
| 111 | module_param(wmm_enable, int, 0644); |
| 112 | module_param(vrtl_carrier_sense, int, 0644); |
| 113 | module_param(vcs_type, int, 0644); |
| 114 | module_param(busy_thresh, int, 0644); |
| 115 | module_param(ht_enable, int, 0644); |
| 116 | module_param(cbw40_enable, int, 0644); |
| 117 | module_param(ampdu_enable, int, 0644); |
| 118 | module_param(rf_config, int, 0644); |
| 119 | module_param(power_mgnt, int, 0644); |
| 120 | module_param(low_power, int, 0644); |
| 121 | |
| 122 | MODULE_PARM_DESC(ifname, " Net interface name, wlan%d=default"); |
| 123 | MODULE_PARM_DESC(initmac, "MAC-Address, default: use FUSE"); |
| 124 | |
| 125 | static uint loadparam(struct _adapter *padapter, struct net_device *pnetdev); |
| 126 | static int netdev_open(struct net_device *pnetdev); |
| 127 | static int netdev_close(struct net_device *pnetdev); |
| 128 | |
| 129 | static uint loadparam(struct _adapter *padapter, struct net_device *pnetdev) |
| 130 | { |
| 131 | uint status = _SUCCESS; |
| 132 | struct registry_priv *registry_par = &padapter->registrypriv; |
| 133 | |
| 134 | registry_par->chip_version = (u8)chip_version; |
| 135 | registry_par->rfintfs = (u8)rfintfs; |
| 136 | registry_par->lbkmode = (u8)lbkmode; |
| 137 | registry_par->hci = (u8)hci; |
| 138 | registry_par->network_mode = (u8)network_mode; |
| 139 | memcpy(registry_par->ssid.Ssid, "ANY", 3); |
| 140 | registry_par->ssid.SsidLength = 3; |
| 141 | registry_par->channel = (u8)channel; |
| 142 | registry_par->wireless_mode = (u8)wireless_mode; |
Thomas Cort | 77e73e8 | 2013-10-01 11:26:55 -0400 | [diff] [blame] | 143 | registry_par->vrtl_carrier_sense = (u8)vrtl_carrier_sense; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 144 | registry_par->vcs_type = (u8)vcs_type; |
| 145 | registry_par->frag_thresh = (u16)frag_thresh; |
| 146 | registry_par->preamble = (u8)preamble; |
| 147 | registry_par->scan_mode = (u8)scan_mode; |
| 148 | registry_par->adhoc_tx_pwr = (u8)adhoc_tx_pwr; |
| 149 | registry_par->soft_ap = (u8)soft_ap; |
| 150 | registry_par->smart_ps = (u8)smart_ps; |
| 151 | registry_par->power_mgnt = (u8)power_mgnt; |
| 152 | registry_par->radio_enable = (u8)radio_enable; |
| 153 | registry_par->long_retry_lmt = (u8)long_retry_lmt; |
| 154 | registry_par->short_retry_lmt = (u8)short_retry_lmt; |
| 155 | registry_par->busy_thresh = (u16)busy_thresh; |
| 156 | registry_par->ack_policy = (u8)ack_policy; |
| 157 | registry_par->mp_mode = (u8)mp_mode; |
| 158 | registry_par->software_encrypt = (u8)software_encrypt; |
| 159 | registry_par->software_decrypt = (u8)software_decrypt; |
| 160 | /*UAPSD*/ |
| 161 | registry_par->wmm_enable = (u8)wmm_enable; |
| 162 | registry_par->uapsd_enable = (u8)uapsd_enable; |
| 163 | registry_par->uapsd_max_sp = (u8)uapsd_max_sp; |
| 164 | registry_par->uapsd_acbk_en = (u8)uapsd_acbk_en; |
| 165 | registry_par->uapsd_acbe_en = (u8)uapsd_acbe_en; |
| 166 | registry_par->uapsd_acvi_en = (u8)uapsd_acvi_en; |
| 167 | registry_par->uapsd_acvo_en = (u8)uapsd_acvo_en; |
| 168 | registry_par->ht_enable = (u8)ht_enable; |
| 169 | registry_par->cbw40_enable = (u8)cbw40_enable; |
| 170 | registry_par->ampdu_enable = (u8)ampdu_enable; |
| 171 | registry_par->rf_config = (u8)rf_config; |
| 172 | registry_par->low_power = (u8)low_power; |
Larry Finger | d19b864 | 2010-08-30 22:51:58 -0500 | [diff] [blame] | 173 | registry_par->wifi_test = (u8) wifi_test; |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 174 | r8712_initmac = initmac; |
| 175 | return status; |
| 176 | } |
| 177 | |
| 178 | static int r871x_net_set_mac_address(struct net_device *pnetdev, void *p) |
| 179 | { |
Ali Bahar | 7c1f420 | 2011-09-04 03:14:05 +0800 | [diff] [blame] | 180 | struct _adapter *padapter = (struct _adapter *)netdev_priv(pnetdev); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 181 | struct sockaddr *addr = p; |
| 182 | |
| 183 | if (padapter->bup == false) |
| 184 | memcpy(pnetdev->dev_addr, addr->sa_data, ETH_ALEN); |
| 185 | return 0; |
| 186 | } |
| 187 | |
| 188 | static struct net_device_stats *r871x_net_get_stats(struct net_device *pnetdev) |
| 189 | { |
Ali Bahar | 7c1f420 | 2011-09-04 03:14:05 +0800 | [diff] [blame] | 190 | struct _adapter *padapter = (struct _adapter *) netdev_priv(pnetdev); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 191 | struct xmit_priv *pxmitpriv = &(padapter->xmitpriv); |
| 192 | struct recv_priv *precvpriv = &(padapter->recvpriv); |
| 193 | |
| 194 | padapter->stats.tx_packets = pxmitpriv->tx_pkts; |
| 195 | padapter->stats.rx_packets = precvpriv->rx_pkts; |
| 196 | padapter->stats.tx_dropped = pxmitpriv->tx_drop; |
| 197 | padapter->stats.rx_dropped = precvpriv->rx_drop; |
| 198 | padapter->stats.tx_bytes = pxmitpriv->tx_bytes; |
| 199 | padapter->stats.rx_bytes = precvpriv->rx_bytes; |
| 200 | return &padapter->stats; |
| 201 | } |
| 202 | |
| 203 | static const struct net_device_ops rtl8712_netdev_ops = { |
| 204 | .ndo_open = netdev_open, |
| 205 | .ndo_stop = netdev_close, |
| 206 | .ndo_start_xmit = r8712_xmit_entry, |
| 207 | .ndo_set_mac_address = r871x_net_set_mac_address, |
| 208 | .ndo_get_stats = r871x_net_get_stats, |
| 209 | .ndo_do_ioctl = r871x_ioctl, |
| 210 | }; |
| 211 | |
| 212 | struct net_device *r8712_init_netdev(void) |
| 213 | { |
| 214 | struct _adapter *padapter; |
| 215 | struct net_device *pnetdev; |
| 216 | |
| 217 | pnetdev = alloc_etherdev(sizeof(struct _adapter)); |
| 218 | if (!pnetdev) |
| 219 | return NULL; |
| 220 | if (dev_alloc_name(pnetdev, ifname) < 0) { |
| 221 | strcpy(ifname, "wlan%d"); |
| 222 | dev_alloc_name(pnetdev, ifname); |
| 223 | } |
Ali Bahar | 7c1f420 | 2011-09-04 03:14:05 +0800 | [diff] [blame] | 224 | padapter = (struct _adapter *) netdev_priv(pnetdev); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 225 | padapter->pnetdev = pnetdev; |
Przemo Firszt | 87a573a | 2012-12-10 23:21:21 +0000 | [diff] [blame] | 226 | pr_info("r8712u: register rtl8712_netdev_ops to netdev_ops\n"); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 227 | pnetdev->netdev_ops = &rtl8712_netdev_ops; |
| 228 | pnetdev->watchdog_timeo = HZ; /* 1 second timeout */ |
| 229 | pnetdev->wireless_handlers = (struct iw_handler_def *) |
| 230 | &r871x_handlers_def; |
| 231 | /*step 2.*/ |
| 232 | loadparam(padapter, pnetdev); |
| 233 | netif_carrier_off(pnetdev); |
| 234 | padapter->pid = 0; /* Initial the PID value used for HW PBC.*/ |
| 235 | return pnetdev; |
| 236 | } |
| 237 | |
| 238 | static u32 start_drv_threads(struct _adapter *padapter) |
| 239 | { |
Kees Cook | f170168 | 2013-07-03 15:04:58 -0700 | [diff] [blame] | 240 | padapter->cmdThread = kthread_run(r8712_cmd_thread, padapter, "%s", |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 241 | padapter->pnetdev->name); |
| 242 | if (IS_ERR(padapter->cmdThread) < 0) |
| 243 | return _FAIL; |
| 244 | return _SUCCESS; |
| 245 | } |
| 246 | |
| 247 | void r8712_stop_drv_threads(struct _adapter *padapter) |
| 248 | { |
Justin P. Mattock | be10ac2 | 2012-05-07 07:38:22 -0700 | [diff] [blame] | 249 | /*Below is to terminate r8712_cmd_thread & event_thread...*/ |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 250 | up(&padapter->cmdpriv.cmd_queue_sema); |
| 251 | if (padapter->cmdThread) |
| 252 | _down_sema(&padapter->cmdpriv.terminate_cmdthread_sema); |
| 253 | padapter->cmdpriv.cmd_seq = 1; |
| 254 | } |
| 255 | |
| 256 | static void start_drv_timers(struct _adapter *padapter) |
| 257 | { |
| 258 | _set_timer(&padapter->mlmepriv.sitesurveyctrl.sitesurvey_ctrl_timer, |
| 259 | 5000); |
| 260 | _set_timer(&padapter->mlmepriv.wdg_timer, 2000); |
| 261 | } |
| 262 | |
Ali Bahar | 6c19d86 | 2011-09-04 03:14:14 +0800 | [diff] [blame] | 263 | void r8712_stop_drv_timers(struct _adapter *padapter) |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 264 | { |
| 265 | _cancel_timer_ex(&padapter->mlmepriv.assoc_timer); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 266 | _cancel_timer_ex(&padapter->securitypriv.tkip_timer); |
| 267 | _cancel_timer_ex(&padapter->mlmepriv.scan_to_timer); |
| 268 | _cancel_timer_ex(&padapter->mlmepriv.dhcp_timer); |
| 269 | _cancel_timer_ex(&padapter->mlmepriv.wdg_timer); |
Larry Finger | 8c213fa59 | 2012-02-05 21:12:26 -0600 | [diff] [blame] | 270 | _cancel_timer_ex(&padapter->mlmepriv.sitesurveyctrl. |
| 271 | sitesurvey_ctrl_timer); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 272 | } |
| 273 | |
| 274 | static u8 init_default_value(struct _adapter *padapter) |
| 275 | { |
| 276 | u8 ret = _SUCCESS; |
| 277 | struct registry_priv *pregistrypriv = &padapter->registrypriv; |
| 278 | struct xmit_priv *pxmitpriv = &padapter->xmitpriv; |
| 279 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; |
| 280 | struct security_priv *psecuritypriv = &padapter->securitypriv; |
| 281 | |
| 282 | /*xmit_priv*/ |
| 283 | pxmitpriv->vcs_setting = pregistrypriv->vrtl_carrier_sense; |
| 284 | pxmitpriv->vcs = pregistrypriv->vcs_type; |
| 285 | pxmitpriv->vcs_type = pregistrypriv->vcs_type; |
| 286 | pxmitpriv->rts_thresh = pregistrypriv->rts_thresh; |
| 287 | pxmitpriv->frag_len = pregistrypriv->frag_thresh; |
Ali Bahar | ee5b1aa | 2011-09-04 03:14:21 +0800 | [diff] [blame] | 288 | /* mlme_priv */ |
| 289 | /* Maybe someday we should rename this variable to "active_mode"(Jeff)*/ |
| 290 | pmlmepriv->passive_mode = 1; /* 1: active, 0: passive. */ |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 291 | /*ht_priv*/ |
| 292 | { |
| 293 | int i; |
| 294 | struct ht_priv *phtpriv = &pmlmepriv->htpriv; |
| 295 | |
| 296 | phtpriv->ampdu_enable = false;/*set to disabled*/ |
| 297 | for (i = 0; i < 16; i++) |
| 298 | phtpriv->baddbareq_issued[i] = false; |
| 299 | } |
| 300 | /*security_priv*/ |
| 301 | psecuritypriv->sw_encrypt = pregistrypriv->software_encrypt; |
| 302 | psecuritypriv->sw_decrypt = pregistrypriv->software_decrypt; |
| 303 | psecuritypriv->binstallGrpkey = _FAIL; |
| 304 | /*pwrctrl_priv*/ |
| 305 | /*registry_priv*/ |
| 306 | r8712_init_registrypriv_dev_network(padapter); |
| 307 | r8712_update_registrypriv_dev_network(padapter); |
| 308 | /*misc.*/ |
| 309 | return ret; |
| 310 | } |
| 311 | |
| 312 | u8 r8712_init_drv_sw(struct _adapter *padapter) |
| 313 | { |
| 314 | if ((r8712_init_cmd_priv(&padapter->cmdpriv)) == _FAIL) |
| 315 | return _FAIL; |
| 316 | padapter->cmdpriv.padapter = padapter; |
| 317 | if ((r8712_init_evt_priv(&padapter->evtpriv)) == _FAIL) |
| 318 | return _FAIL; |
| 319 | if (r8712_init_mlme_priv(padapter) == _FAIL) |
| 320 | return _FAIL; |
| 321 | _r8712_init_xmit_priv(&padapter->xmitpriv, padapter); |
| 322 | _r8712_init_recv_priv(&padapter->recvpriv, padapter); |
| 323 | memset((unsigned char *)&padapter->securitypriv, 0, |
| 324 | sizeof(struct security_priv)); |
| 325 | _init_timer(&(padapter->securitypriv.tkip_timer), padapter->pnetdev, |
| 326 | r8712_use_tkipkey_handler, padapter); |
| 327 | _r8712_init_sta_priv(&padapter->stapriv); |
| 328 | padapter->stapriv.padapter = padapter; |
| 329 | r8712_init_bcmc_stainfo(padapter); |
| 330 | r8712_init_pwrctrl_priv(padapter); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 331 | mp871xinit(padapter); |
| 332 | if (init_default_value(padapter) != _SUCCESS) |
| 333 | return _FAIL; |
| 334 | r8712_InitSwLeds(padapter); |
| 335 | return _SUCCESS; |
| 336 | } |
| 337 | |
| 338 | u8 r8712_free_drv_sw(struct _adapter *padapter) |
| 339 | { |
| 340 | struct net_device *pnetdev = (struct net_device *)padapter->pnetdev; |
| 341 | |
| 342 | r8712_free_cmd_priv(&padapter->cmdpriv); |
| 343 | r8712_free_evt_priv(&padapter->evtpriv); |
| 344 | r8712_DeInitSwLeds(padapter); |
| 345 | r8712_free_mlme_priv(&padapter->mlmepriv); |
| 346 | r8712_free_io_queue(padapter); |
| 347 | _free_xmit_priv(&padapter->xmitpriv); |
Larry Finger | 8c213fa59 | 2012-02-05 21:12:26 -0600 | [diff] [blame] | 348 | if (padapter->fw_found) |
| 349 | _r8712_free_sta_priv(&padapter->stapriv); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 350 | _r8712_free_recv_priv(&padapter->recvpriv); |
| 351 | mp871xdeinit(padapter); |
| 352 | if (pnetdev) |
Ali Bahar | 7bcd9ce | 2011-09-04 03:14:06 +0800 | [diff] [blame] | 353 | free_netdev(pnetdev); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 354 | return _SUCCESS; |
| 355 | } |
| 356 | |
| 357 | |
| 358 | static void enable_video_mode(struct _adapter *padapter, int cbw40_value) |
| 359 | { |
| 360 | /* bit 8: |
| 361 | * 1 -> enable video mode to 96B AP |
| 362 | * 0 -> disable video mode to 96B AP |
| 363 | * bit 9: |
| 364 | * 1 -> enable 40MHz mode |
| 365 | * 0 -> disable 40MHz mode |
| 366 | * bit 10: |
| 367 | * 1 -> enable STBC |
| 368 | * 0 -> disable STBC |
| 369 | */ |
| 370 | u32 intcmd = 0xf4000500; /* enable bit8, bit10*/ |
| 371 | |
| 372 | if (cbw40_value) { |
| 373 | /* if the driver supports the 40M bandwidth, |
| 374 | * we can enable the bit 9.*/ |
| 375 | intcmd |= 0x200; |
| 376 | } |
| 377 | r8712_fw_cmd(padapter, intcmd); |
| 378 | } |
| 379 | |
Ali Bahar | a5ee652 | 2011-07-12 23:10:56 +0800 | [diff] [blame] | 380 | /** |
| 381 | * |
| 382 | * This function intends to handle the activation of an interface |
| 383 | * i.e. when it is brought Up/Active from a Down state. |
| 384 | * |
| 385 | */ |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 386 | static int netdev_open(struct net_device *pnetdev) |
| 387 | { |
Ali Bahar | 7c1f420 | 2011-09-04 03:14:05 +0800 | [diff] [blame] | 388 | struct _adapter *padapter = (struct _adapter *)netdev_priv(pnetdev); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 389 | |
Larry Finger | 8c213fa59 | 2012-02-05 21:12:26 -0600 | [diff] [blame] | 390 | mutex_lock(&padapter->mutex_start); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 391 | if (padapter->bup == false) { |
| 392 | padapter->bDriverStopped = false; |
| 393 | padapter->bSurpriseRemoved = false; |
| 394 | padapter->bup = true; |
| 395 | if (rtl871x_hal_init(padapter) != _SUCCESS) |
| 396 | goto netdev_open_error; |
| 397 | if (r8712_initmac == NULL) |
| 398 | /* Use the mac address stored in the Efuse */ |
| 399 | memcpy(pnetdev->dev_addr, |
| 400 | padapter->eeprompriv.mac_addr, ETH_ALEN); |
| 401 | else { |
| 402 | /* We have to inform f/w to use user-supplied MAC |
| 403 | * address. |
| 404 | */ |
| 405 | msleep(200); |
| 406 | r8712_setMacAddr_cmd(padapter, (u8 *)pnetdev->dev_addr); |
| 407 | /* |
| 408 | * The "myid" function will get the wifi mac address |
| 409 | * from eeprompriv structure instead of netdev |
| 410 | * structure. So, we have to overwrite the mac_addr |
| 411 | * stored in the eeprompriv structure. In this case, |
| 412 | * the real mac address won't be used anymore. So that, |
| 413 | * the eeprompriv.mac_addr should store the mac which |
| 414 | * users specify. |
| 415 | */ |
| 416 | memcpy(padapter->eeprompriv.mac_addr, |
| 417 | pnetdev->dev_addr, ETH_ALEN); |
| 418 | } |
| 419 | if (start_drv_threads(padapter) != _SUCCESS) |
| 420 | goto netdev_open_error; |
| 421 | if (padapter->dvobjpriv.inirp_init == NULL) |
| 422 | goto netdev_open_error; |
| 423 | else |
| 424 | padapter->dvobjpriv.inirp_init(padapter); |
| 425 | r8712_set_ps_mode(padapter, padapter->registrypriv.power_mgnt, |
| 426 | padapter->registrypriv.smart_ps); |
| 427 | } |
| 428 | if (!netif_queue_stopped(pnetdev)) |
| 429 | netif_start_queue(pnetdev); |
| 430 | else |
| 431 | netif_wake_queue(pnetdev); |
| 432 | |
| 433 | if (video_mode) |
| 434 | enable_video_mode(padapter, cbw40_enable); |
| 435 | /* start driver mlme relation timer */ |
| 436 | start_drv_timers(padapter); |
| 437 | padapter->ledpriv.LedControlHandler(padapter, LED_CTL_NO_LINK); |
Larry Finger | 8c213fa59 | 2012-02-05 21:12:26 -0600 | [diff] [blame] | 438 | mutex_unlock(&padapter->mutex_start); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 439 | return 0; |
| 440 | netdev_open_error: |
| 441 | padapter->bup = false; |
| 442 | netif_carrier_off(pnetdev); |
| 443 | netif_stop_queue(pnetdev); |
Larry Finger | 8c213fa59 | 2012-02-05 21:12:26 -0600 | [diff] [blame] | 444 | mutex_unlock(&padapter->mutex_start); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 445 | return -1; |
| 446 | } |
| 447 | |
Ali Bahar | a5ee652 | 2011-07-12 23:10:56 +0800 | [diff] [blame] | 448 | /** |
| 449 | * |
| 450 | * This function intends to handle the shutdown of an interface |
| 451 | * i.e. when it is brought Down from an Up/Active state. |
| 452 | * |
| 453 | */ |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 454 | static int netdev_close(struct net_device *pnetdev) |
| 455 | { |
Ali Bahar | 7c1f420 | 2011-09-04 03:14:05 +0800 | [diff] [blame] | 456 | struct _adapter *padapter = (struct _adapter *) netdev_priv(pnetdev); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 457 | |
| 458 | /* Close LED*/ |
| 459 | padapter->ledpriv.LedControlHandler(padapter, LED_CTL_POWER_OFF); |
| 460 | msleep(200); |
| 461 | |
| 462 | /*s1.*/ |
| 463 | if (pnetdev) { |
| 464 | if (!netif_queue_stopped(pnetdev)) |
| 465 | netif_stop_queue(pnetdev); |
| 466 | } |
| 467 | /*s2.*/ |
| 468 | /*s2-1. issue disassoc_cmd to fw*/ |
| 469 | r8712_disassoc_cmd(padapter); |
| 470 | /*s2-2. indicate disconnect to os*/ |
| 471 | r8712_ind_disconnect(padapter); |
| 472 | /*s2-3.*/ |
| 473 | r8712_free_assoc_resources(padapter); |
| 474 | /*s2-4.*/ |
| 475 | r8712_free_network_queue(padapter); |
Larry Finger | 2865d42 | 2010-08-20 10:15:30 -0500 | [diff] [blame] | 476 | return 0; |
| 477 | } |
| 478 | |
| 479 | #include "mlme_osdep.h" |