| 1 | /****************************************************************************** |
| 2 | * |
| 3 | * Copyright(c) 2009-2010 Realtek Corporation. |
| 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 | * You should have received a copy of the GNU General Public License along with |
| 15 | * this program; if not, write to the Free Software Foundation, Inc., |
| 16 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA |
| 17 | * |
| 18 | * The full GNU General Public License is included in this distribution in the |
| 19 | * file called LICENSE. |
| 20 | * |
| 21 | * Contact Information: |
| 22 | * wlanfae <wlanfae@realtek.com> |
| 23 | * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park, |
| 24 | * Hsinchu 300, Taiwan. |
| 25 | * |
| 26 | * Larry Finger <Larry.Finger@lwfinger.net> |
| 27 | *****************************************************************************/ |
| 28 | |
| 29 | #include "wifi.h" |
| 30 | #include "core.h" |
| 31 | #include "cam.h" |
| 32 | #include "base.h" |
| 33 | #include "ps.h" |
| 34 | |
| 35 | /*mutex for start & stop is must here. */ |
| 36 | static int rtl_op_start(struct ieee80211_hw *hw) |
| 37 | { |
| 38 | int err = 0; |
| 39 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 40 | struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); |
| 41 | |
| 42 | if (!is_hal_stop(rtlhal)) |
| 43 | return 0; |
| 44 | if (!test_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status)) |
| 45 | return 0; |
| 46 | mutex_lock(&rtlpriv->locks.conf_mutex); |
| 47 | err = rtlpriv->intf_ops->adapter_start(hw); |
| 48 | if (err) |
| 49 | goto out; |
| 50 | rtl_watch_dog_timer_callback((unsigned long)hw); |
| 51 | out: |
| 52 | mutex_unlock(&rtlpriv->locks.conf_mutex); |
| 53 | return err; |
| 54 | } |
| 55 | |
| 56 | static void rtl_op_stop(struct ieee80211_hw *hw) |
| 57 | { |
| 58 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 59 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
| 60 | struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); |
| 61 | struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); |
| 62 | |
| 63 | if (is_hal_stop(rtlhal)) |
| 64 | return; |
| 65 | |
| 66 | if (unlikely(ppsc->rfpwr_state == ERFOFF)) { |
| 67 | rtl_ips_nic_on(hw); |
| 68 | mdelay(1); |
| 69 | } |
| 70 | |
| 71 | mutex_lock(&rtlpriv->locks.conf_mutex); |
| 72 | |
| 73 | mac->link_state = MAC80211_NOLINK; |
| 74 | memset(mac->bssid, 0, 6); |
| 75 | |
| 76 | /*reset sec info */ |
| 77 | rtl_cam_reset_sec_info(hw); |
| 78 | |
| 79 | rtl_deinit_deferred_work(hw); |
| 80 | rtlpriv->intf_ops->adapter_stop(hw); |
| 81 | |
| 82 | mutex_unlock(&rtlpriv->locks.conf_mutex); |
| 83 | } |
| 84 | |
| 85 | static int rtl_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb) |
| 86 | { |
| 87 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 88 | struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); |
| 89 | struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); |
| 90 | |
| 91 | if (unlikely(is_hal_stop(rtlhal) || ppsc->rfpwr_state != ERFON)) |
| 92 | goto err_free; |
| 93 | |
| 94 | if (!test_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status)) |
| 95 | goto err_free; |
| 96 | |
| 97 | |
| 98 | rtlpriv->intf_ops->adapter_tx(hw, skb); |
| 99 | |
| 100 | return NETDEV_TX_OK; |
| 101 | |
| 102 | err_free: |
| 103 | dev_kfree_skb_any(skb); |
| 104 | return NETDEV_TX_OK; |
| 105 | } |
| 106 | |
| 107 | static int rtl_op_add_interface(struct ieee80211_hw *hw, |
| 108 | struct ieee80211_vif *vif) |
| 109 | { |
| 110 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 111 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
| 112 | int err = 0; |
| 113 | |
| 114 | if (mac->vif) { |
| 115 | RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, |
| 116 | ("vif has been set!! mac->vif = 0x%p\n", mac->vif)); |
| 117 | return -EOPNOTSUPP; |
| 118 | } |
| 119 | |
| 120 | rtl_ips_nic_on(hw); |
| 121 | |
| 122 | mutex_lock(&rtlpriv->locks.conf_mutex); |
| 123 | switch (vif->type) { |
| 124 | case NL80211_IFTYPE_STATION: |
| 125 | if (mac->beacon_enabled == 1) { |
| 126 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, |
| 127 | ("NL80211_IFTYPE_STATION\n")); |
| 128 | mac->beacon_enabled = 0; |
| 129 | rtlpriv->cfg->ops->update_interrupt_mask(hw, 0, |
| 130 | rtlpriv->cfg->maps |
| 131 | [RTL_IBSS_INT_MASKS]); |
| 132 | } |
| 133 | break; |
| 134 | case NL80211_IFTYPE_ADHOC: |
| 135 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, |
| 136 | ("NL80211_IFTYPE_ADHOC\n")); |
| 137 | |
| 138 | mac->link_state = MAC80211_LINKED; |
| 139 | rtlpriv->cfg->ops->set_bcn_reg(hw); |
| 140 | break; |
| 141 | case NL80211_IFTYPE_AP: |
| 142 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, |
| 143 | ("NL80211_IFTYPE_AP\n")); |
| 144 | break; |
| 145 | default: |
| 146 | RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, |
| 147 | ("operation mode %d is not support!\n", vif->type)); |
| 148 | err = -EOPNOTSUPP; |
| 149 | goto out; |
| 150 | } |
| 151 | |
| 152 | mac->vif = vif; |
| 153 | mac->opmode = vif->type; |
| 154 | rtlpriv->cfg->ops->set_network_type(hw, vif->type); |
| 155 | memcpy(mac->mac_addr, vif->addr, ETH_ALEN); |
| 156 | rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_ETHER_ADDR, mac->mac_addr); |
| 157 | |
| 158 | out: |
| 159 | mutex_unlock(&rtlpriv->locks.conf_mutex); |
| 160 | return err; |
| 161 | } |
| 162 | |
| 163 | static void rtl_op_remove_interface(struct ieee80211_hw *hw, |
| 164 | struct ieee80211_vif *vif) |
| 165 | { |
| 166 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 167 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
| 168 | |
| 169 | mutex_lock(&rtlpriv->locks.conf_mutex); |
| 170 | |
| 171 | /* Free beacon resources */ |
| 172 | if ((mac->opmode == NL80211_IFTYPE_AP) || |
| 173 | (mac->opmode == NL80211_IFTYPE_ADHOC) || |
| 174 | (mac->opmode == NL80211_IFTYPE_MESH_POINT)) { |
| 175 | if (mac->beacon_enabled == 1) { |
| 176 | mac->beacon_enabled = 0; |
| 177 | rtlpriv->cfg->ops->update_interrupt_mask(hw, 0, |
| 178 | rtlpriv->cfg->maps |
| 179 | [RTL_IBSS_INT_MASKS]); |
| 180 | } |
| 181 | } |
| 182 | |
| 183 | /* |
| 184 | *Note: We assume NL80211_IFTYPE_UNSPECIFIED as |
| 185 | *NO LINK for our hardware. |
| 186 | */ |
| 187 | mac->vif = NULL; |
| 188 | mac->link_state = MAC80211_NOLINK; |
| 189 | memset(mac->bssid, 0, 6); |
| 190 | mac->opmode = NL80211_IFTYPE_UNSPECIFIED; |
| 191 | rtlpriv->cfg->ops->set_network_type(hw, mac->opmode); |
| 192 | |
| 193 | mutex_unlock(&rtlpriv->locks.conf_mutex); |
| 194 | } |
| 195 | |
| 196 | |
| 197 | static int rtl_op_config(struct ieee80211_hw *hw, u32 changed) |
| 198 | { |
| 199 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 200 | struct rtl_phy *rtlphy = &(rtlpriv->phy); |
| 201 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
| 202 | struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); |
| 203 | struct ieee80211_conf *conf = &hw->conf; |
| 204 | |
| 205 | mutex_lock(&rtlpriv->locks.conf_mutex); |
| 206 | if (changed & IEEE80211_CONF_CHANGE_LISTEN_INTERVAL) { /*BIT(2)*/ |
| 207 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, |
| 208 | ("IEEE80211_CONF_CHANGE_LISTEN_INTERVAL\n")); |
| 209 | } |
| 210 | |
| 211 | /*For IPS */ |
| 212 | if (changed & IEEE80211_CONF_CHANGE_IDLE) { |
| 213 | if (hw->conf.flags & IEEE80211_CONF_IDLE) |
| 214 | rtl_ips_nic_off(hw); |
| 215 | else |
| 216 | rtl_ips_nic_on(hw); |
| 217 | } else { |
| 218 | /* |
| 219 | *although rfoff may not cause by ips, but we will |
| 220 | *check the reason in set_rf_power_state function |
| 221 | */ |
| 222 | if (unlikely(ppsc->rfpwr_state == ERFOFF)) |
| 223 | rtl_ips_nic_on(hw); |
| 224 | } |
| 225 | |
| 226 | /*For LPS */ |
| 227 | if (changed & IEEE80211_CONF_CHANGE_PS) { |
| 228 | if (conf->flags & IEEE80211_CONF_PS) |
| 229 | rtl_lps_enter(hw); |
| 230 | else |
| 231 | rtl_lps_leave(hw); |
| 232 | } |
| 233 | |
| 234 | if (changed & IEEE80211_CONF_CHANGE_RETRY_LIMITS) { |
| 235 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, |
| 236 | ("IEEE80211_CONF_CHANGE_RETRY_LIMITS %x\n", |
| 237 | hw->conf.long_frame_max_tx_count)); |
| 238 | mac->retry_long = hw->conf.long_frame_max_tx_count; |
| 239 | mac->retry_short = hw->conf.long_frame_max_tx_count; |
| 240 | rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RETRY_LIMIT, |
| 241 | (u8 *) (&hw->conf. |
| 242 | long_frame_max_tx_count)); |
| 243 | } |
| 244 | |
| 245 | if (changed & IEEE80211_CONF_CHANGE_CHANNEL) { |
| 246 | struct ieee80211_channel *channel = hw->conf.channel; |
| 247 | u8 wide_chan = (u8) channel->hw_value; |
| 248 | |
| 249 | /* |
| 250 | *because we should back channel to |
| 251 | *current_network.chan in in scanning, |
| 252 | *So if set_chan == current_network.chan |
| 253 | *we should set it. |
| 254 | *because mac80211 tell us wrong bw40 |
| 255 | *info for cisco1253 bw20, so we modify |
| 256 | *it here based on UPPER & LOWER |
| 257 | */ |
| 258 | switch (hw->conf.channel_type) { |
| 259 | case NL80211_CHAN_HT20: |
| 260 | case NL80211_CHAN_NO_HT: |
| 261 | /* SC */ |
| 262 | mac->cur_40_prime_sc = |
| 263 | PRIME_CHNL_OFFSET_DONT_CARE; |
| 264 | rtlphy->current_chan_bw = HT_CHANNEL_WIDTH_20; |
| 265 | mac->bw_40 = false; |
| 266 | break; |
| 267 | case NL80211_CHAN_HT40MINUS: |
| 268 | /* SC */ |
| 269 | mac->cur_40_prime_sc = PRIME_CHNL_OFFSET_UPPER; |
| 270 | rtlphy->current_chan_bw = |
| 271 | HT_CHANNEL_WIDTH_20_40; |
| 272 | mac->bw_40 = true; |
| 273 | |
| 274 | /*wide channel */ |
| 275 | wide_chan -= 2; |
| 276 | |
| 277 | break; |
| 278 | case NL80211_CHAN_HT40PLUS: |
| 279 | /* SC */ |
| 280 | mac->cur_40_prime_sc = PRIME_CHNL_OFFSET_LOWER; |
| 281 | rtlphy->current_chan_bw = |
| 282 | HT_CHANNEL_WIDTH_20_40; |
| 283 | mac->bw_40 = true; |
| 284 | |
| 285 | /*wide channel */ |
| 286 | wide_chan += 2; |
| 287 | |
| 288 | break; |
| 289 | default: |
| 290 | mac->bw_40 = false; |
| 291 | RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, |
| 292 | ("switch case not processed\n")); |
| 293 | break; |
| 294 | } |
| 295 | |
| 296 | if (wide_chan <= 0) |
| 297 | wide_chan = 1; |
| 298 | rtlphy->current_channel = wide_chan; |
| 299 | |
| 300 | rtlpriv->cfg->ops->set_channel_access(hw); |
| 301 | rtlpriv->cfg->ops->switch_channel(hw); |
| 302 | rtlpriv->cfg->ops->set_bw_mode(hw, |
| 303 | hw->conf.channel_type); |
| 304 | } |
| 305 | |
| 306 | mutex_unlock(&rtlpriv->locks.conf_mutex); |
| 307 | |
| 308 | return 0; |
| 309 | } |
| 310 | |
| 311 | static void rtl_op_configure_filter(struct ieee80211_hw *hw, |
| 312 | unsigned int changed_flags, |
| 313 | unsigned int *new_flags, u64 multicast) |
| 314 | { |
| 315 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 316 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
| 317 | |
| 318 | *new_flags &= RTL_SUPPORTED_FILTERS; |
| 319 | if (!changed_flags) |
| 320 | return; |
| 321 | |
| 322 | /*TODO: we disable broadcase now, so enable here */ |
| 323 | if (changed_flags & FIF_ALLMULTI) { |
| 324 | if (*new_flags & FIF_ALLMULTI) { |
| 325 | mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_AM] | |
| 326 | rtlpriv->cfg->maps[MAC_RCR_AB]; |
| 327 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, |
| 328 | ("Enable receive multicast frame.\n")); |
| 329 | } else { |
| 330 | mac->rx_conf &= ~(rtlpriv->cfg->maps[MAC_RCR_AM] | |
| 331 | rtlpriv->cfg->maps[MAC_RCR_AB]); |
| 332 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, |
| 333 | ("Disable receive multicast frame.\n")); |
| 334 | } |
| 335 | } |
| 336 | |
| 337 | if (changed_flags & FIF_FCSFAIL) { |
| 338 | if (*new_flags & FIF_FCSFAIL) { |
| 339 | mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_ACRC32]; |
| 340 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, |
| 341 | ("Enable receive FCS error frame.\n")); |
| 342 | } else { |
| 343 | mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_ACRC32]; |
| 344 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, |
| 345 | ("Disable receive FCS error frame.\n")); |
| 346 | } |
| 347 | } |
| 348 | |
| 349 | if (changed_flags & FIF_BCN_PRBRESP_PROMISC) { |
| 350 | /* |
| 351 | *TODO: BIT(5) is probe response BIT(8) is beacon |
| 352 | *TODO: Use define for BIT(5) and BIT(8) |
| 353 | */ |
| 354 | if (*new_flags & FIF_BCN_PRBRESP_PROMISC) |
| 355 | mac->rx_mgt_filter |= (BIT(5) | BIT(8)); |
| 356 | else |
| 357 | mac->rx_mgt_filter &= ~(BIT(5) | BIT(8)); |
| 358 | } |
| 359 | |
| 360 | if (changed_flags & FIF_CONTROL) { |
| 361 | if (*new_flags & FIF_CONTROL) { |
| 362 | mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_ACF]; |
| 363 | mac->rx_ctrl_filter |= RTL_SUPPORTED_CTRL_FILTER; |
| 364 | |
| 365 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, |
| 366 | ("Enable receive control frame.\n")); |
| 367 | } else { |
| 368 | mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_ACF]; |
| 369 | mac->rx_ctrl_filter &= ~RTL_SUPPORTED_CTRL_FILTER; |
| 370 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, |
| 371 | ("Disable receive control frame.\n")); |
| 372 | } |
| 373 | } |
| 374 | |
| 375 | if (changed_flags & FIF_OTHER_BSS) { |
| 376 | if (*new_flags & FIF_OTHER_BSS) { |
| 377 | mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_AAP]; |
| 378 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, |
| 379 | ("Enable receive other BSS's frame.\n")); |
| 380 | } else { |
| 381 | mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_AAP]; |
| 382 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, |
| 383 | ("Disable receive other BSS's frame.\n")); |
| 384 | } |
| 385 | } |
| 386 | |
| 387 | rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RCR, (u8 *) (&mac->rx_conf)); |
| 388 | rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_MGT_FILTER, |
| 389 | (u8 *) (&mac->rx_mgt_filter)); |
| 390 | rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_CTRL_FILTER, |
| 391 | (u8 *) (&mac->rx_ctrl_filter)); |
| 392 | } |
| 393 | |
| 394 | static int _rtl_get_hal_qnum(u16 queue) |
| 395 | { |
| 396 | int qnum; |
| 397 | |
| 398 | switch (queue) { |
| 399 | case 0: |
| 400 | qnum = AC3_VO; |
| 401 | break; |
| 402 | case 1: |
| 403 | qnum = AC2_VI; |
| 404 | break; |
| 405 | case 2: |
| 406 | qnum = AC0_BE; |
| 407 | break; |
| 408 | case 3: |
| 409 | qnum = AC1_BK; |
| 410 | break; |
| 411 | default: |
| 412 | qnum = AC0_BE; |
| 413 | break; |
| 414 | } |
| 415 | return qnum; |
| 416 | } |
| 417 | |
| 418 | /* |
| 419 | *for mac80211 VO=0, VI=1, BE=2, BK=3 |
| 420 | *for rtl819x BE=0, BK=1, VI=2, VO=3 |
| 421 | */ |
| 422 | static int rtl_op_conf_tx(struct ieee80211_hw *hw, u16 queue, |
| 423 | const struct ieee80211_tx_queue_params *param) |
| 424 | { |
| 425 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 426 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
| 427 | int aci; |
| 428 | |
| 429 | if (queue >= AC_MAX) { |
| 430 | RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, |
| 431 | ("queue number %d is incorrect!\n", queue)); |
| 432 | return -EINVAL; |
| 433 | } |
| 434 | |
| 435 | aci = _rtl_get_hal_qnum(queue); |
| 436 | mac->ac[aci].aifs = param->aifs; |
| 437 | mac->ac[aci].cw_min = param->cw_min; |
| 438 | mac->ac[aci].cw_max = param->cw_max; |
| 439 | mac->ac[aci].tx_op = param->txop; |
| 440 | memcpy(&mac->edca_param[aci], param, sizeof(*param)); |
| 441 | rtlpriv->cfg->ops->set_qos(hw, aci); |
| 442 | return 0; |
| 443 | } |
| 444 | |
| 445 | static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, |
| 446 | struct ieee80211_vif *vif, |
| 447 | struct ieee80211_bss_conf *bss_conf, u32 changed) |
| 448 | { |
| 449 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 450 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
| 451 | struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); |
| 452 | |
| 453 | mutex_lock(&rtlpriv->locks.conf_mutex); |
| 454 | |
| 455 | if ((vif->type == NL80211_IFTYPE_ADHOC) || |
| 456 | (vif->type == NL80211_IFTYPE_AP) || |
| 457 | (vif->type == NL80211_IFTYPE_MESH_POINT)) { |
| 458 | |
| 459 | if ((changed & BSS_CHANGED_BEACON) || |
| 460 | (changed & BSS_CHANGED_BEACON_ENABLED && |
| 461 | bss_conf->enable_beacon)) { |
| 462 | |
| 463 | if (mac->beacon_enabled == 0) { |
| 464 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, |
| 465 | ("BSS_CHANGED_BEACON_ENABLED\n")); |
| 466 | |
| 467 | /*start hw beacon interrupt. */ |
| 468 | /*rtlpriv->cfg->ops->set_bcn_reg(hw); */ |
| 469 | mac->beacon_enabled = 1; |
| 470 | rtlpriv->cfg->ops->update_interrupt_mask(hw, |
| 471 | rtlpriv->cfg->maps |
| 472 | [RTL_IBSS_INT_MASKS], |
| 473 | 0); |
| 474 | } |
| 475 | } else { |
| 476 | if (mac->beacon_enabled == 1) { |
| 477 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, |
| 478 | ("ADHOC DISABLE BEACON\n")); |
| 479 | |
| 480 | mac->beacon_enabled = 0; |
| 481 | rtlpriv->cfg->ops->update_interrupt_mask(hw, 0, |
| 482 | rtlpriv->cfg->maps |
| 483 | [RTL_IBSS_INT_MASKS]); |
| 484 | } |
| 485 | } |
| 486 | |
| 487 | if (changed & BSS_CHANGED_BEACON_INT) { |
| 488 | RT_TRACE(rtlpriv, COMP_BEACON, DBG_TRACE, |
| 489 | ("BSS_CHANGED_BEACON_INT\n")); |
| 490 | mac->beacon_interval = bss_conf->beacon_int; |
| 491 | rtlpriv->cfg->ops->set_bcn_intv(hw); |
| 492 | } |
| 493 | } |
| 494 | |
| 495 | /*TODO: reference to enum ieee80211_bss_change */ |
| 496 | if (changed & BSS_CHANGED_ASSOC) { |
| 497 | if (bss_conf->assoc) { |
| 498 | mac->link_state = MAC80211_LINKED; |
| 499 | mac->cnt_after_linked = 0; |
| 500 | mac->assoc_id = bss_conf->aid; |
| 501 | memcpy(mac->bssid, bss_conf->bssid, 6); |
| 502 | |
| 503 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, |
| 504 | ("BSS_CHANGED_ASSOC\n")); |
| 505 | } else { |
| 506 | if (mac->link_state == MAC80211_LINKED) |
| 507 | rtl_lps_leave(hw); |
| 508 | |
| 509 | mac->link_state = MAC80211_NOLINK; |
| 510 | memset(mac->bssid, 0, 6); |
| 511 | |
| 512 | /* reset sec info */ |
| 513 | rtl_cam_reset_sec_info(hw); |
| 514 | |
| 515 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, |
| 516 | ("BSS_CHANGED_UN_ASSOC\n")); |
| 517 | } |
| 518 | } |
| 519 | |
| 520 | if (changed & BSS_CHANGED_ERP_CTS_PROT) { |
| 521 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, |
| 522 | ("BSS_CHANGED_ERP_CTS_PROT\n")); |
| 523 | mac->use_cts_protect = bss_conf->use_cts_prot; |
| 524 | } |
| 525 | |
| 526 | if (changed & BSS_CHANGED_ERP_PREAMBLE) { |
| 527 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, |
| 528 | ("BSS_CHANGED_ERP_PREAMBLE use short preamble:%x\n", |
| 529 | bss_conf->use_short_preamble)); |
| 530 | |
| 531 | mac->short_preamble = bss_conf->use_short_preamble; |
| 532 | rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_ACK_PREAMBLE, |
| 533 | (u8 *) (&mac->short_preamble)); |
| 534 | } |
| 535 | |
| 536 | if (changed & BSS_CHANGED_ERP_SLOT) { |
| 537 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, |
| 538 | ("BSS_CHANGED_ERP_SLOT\n")); |
| 539 | |
| 540 | if (bss_conf->use_short_slot) |
| 541 | mac->slot_time = RTL_SLOT_TIME_9; |
| 542 | else |
| 543 | mac->slot_time = RTL_SLOT_TIME_20; |
| 544 | |
| 545 | rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_SLOT_TIME, |
| 546 | (u8 *) (&mac->slot_time)); |
| 547 | } |
| 548 | |
| 549 | if (changed & BSS_CHANGED_HT) { |
| 550 | struct ieee80211_sta *sta = NULL; |
| 551 | |
| 552 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, |
| 553 | ("BSS_CHANGED_HT\n")); |
| 554 | |
| 555 | sta = ieee80211_find_sta(mac->vif, mac->bssid); |
| 556 | |
| 557 | if (sta) { |
| 558 | if (sta->ht_cap.ampdu_density > |
| 559 | mac->current_ampdu_density) |
| 560 | mac->current_ampdu_density = |
| 561 | sta->ht_cap.ampdu_density; |
| 562 | if (sta->ht_cap.ampdu_factor < |
| 563 | mac->current_ampdu_factor) |
| 564 | mac->current_ampdu_factor = |
| 565 | sta->ht_cap.ampdu_factor; |
| 566 | } |
| 567 | |
| 568 | rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_SHORTGI_DENSITY, |
| 569 | (u8 *) (&mac->max_mss_density)); |
| 570 | rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_AMPDU_FACTOR, |
| 571 | &mac->current_ampdu_factor); |
| 572 | rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_AMPDU_MIN_SPACE, |
| 573 | &mac->current_ampdu_density); |
| 574 | } |
| 575 | |
| 576 | if (changed & BSS_CHANGED_BSSID) { |
| 577 | struct ieee80211_sta *sta = NULL; |
| 578 | u32 basic_rates; |
| 579 | u8 i; |
| 580 | |
| 581 | rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BSSID, |
| 582 | (u8 *) bss_conf->bssid); |
| 583 | |
| 584 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, |
| 585 | (MAC_FMT "\n", MAC_ARG(bss_conf->bssid))); |
| 586 | |
| 587 | memcpy(mac->bssid, bss_conf->bssid, 6); |
| 588 | if (is_valid_ether_addr(bss_conf->bssid)) { |
| 589 | switch (vif->type) { |
| 590 | case NL80211_IFTYPE_UNSPECIFIED: |
| 591 | break; |
| 592 | case NL80211_IFTYPE_ADHOC: |
| 593 | break; |
| 594 | case NL80211_IFTYPE_STATION: |
| 595 | break; |
| 596 | case NL80211_IFTYPE_AP: |
| 597 | break; |
| 598 | default: |
| 599 | RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, |
| 600 | ("switch case not process\n")); |
| 601 | break; |
| 602 | } |
| 603 | rtlpriv->cfg->ops->set_network_type(hw, vif->type); |
| 604 | } else |
| 605 | rtlpriv->cfg->ops->set_network_type(hw, |
| 606 | NL80211_IFTYPE_UNSPECIFIED); |
| 607 | |
| 608 | memset(mac->mcs, 0, 16); |
| 609 | mac->ht_enable = false; |
| 610 | mac->sgi_40 = false; |
| 611 | mac->sgi_20 = false; |
| 612 | |
| 613 | if (!bss_conf->use_short_slot) |
| 614 | mac->mode = WIRELESS_MODE_B; |
| 615 | else |
| 616 | mac->mode = WIRELESS_MODE_G; |
| 617 | |
| 618 | sta = ieee80211_find_sta(mac->vif, mac->bssid); |
| 619 | |
| 620 | if (sta) { |
| 621 | if (sta->ht_cap.ht_supported) { |
| 622 | mac->mode = WIRELESS_MODE_N_24G; |
| 623 | mac->ht_enable = true; |
| 624 | } |
| 625 | |
| 626 | if (mac->ht_enable) { |
| 627 | u16 ht_cap = sta->ht_cap.cap; |
| 628 | memcpy(mac->mcs, (u8 *) (&sta->ht_cap.mcs), 16); |
| 629 | |
| 630 | for (i = 0; i < 16; i++) |
| 631 | RT_TRACE(rtlpriv, COMP_MAC80211, |
| 632 | DBG_LOUD, ("%x ", |
| 633 | mac->mcs[i])); |
| 634 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, |
| 635 | ("\n")); |
| 636 | |
| 637 | if (ht_cap & IEEE80211_HT_CAP_SGI_40) |
| 638 | mac->sgi_40 = true; |
| 639 | |
| 640 | if (ht_cap & IEEE80211_HT_CAP_SGI_20) |
| 641 | mac->sgi_20 = true; |
| 642 | |
| 643 | /* |
| 644 | * for cisco 1252 bw20 it's wrong |
| 645 | * if (ht_cap & |
| 646 | * IEEE80211_HT_CAP_SUP_WIDTH_20_40) { |
| 647 | * mac->bw_40 = true; |
| 648 | * } |
| 649 | */ |
| 650 | } |
| 651 | } |
| 652 | |
| 653 | /*mac80211 just give us CCK rates any time |
| 654 | *So we add G rate in basic rates when |
| 655 | not in B mode*/ |
| 656 | if (changed & BSS_CHANGED_BASIC_RATES) { |
| 657 | if (mac->mode == WIRELESS_MODE_B) |
| 658 | basic_rates = bss_conf->basic_rates | 0x00f; |
| 659 | else |
| 660 | basic_rates = bss_conf->basic_rates | 0xff0; |
| 661 | |
| 662 | if (!vif) |
| 663 | goto out; |
| 664 | |
| 665 | mac->basic_rates = basic_rates; |
| 666 | rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE, |
| 667 | (u8 *) (&basic_rates)); |
| 668 | |
| 669 | if (rtlpriv->dm.b_useramask) |
| 670 | rtlpriv->cfg->ops->update_rate_mask(hw, 0); |
| 671 | else |
| 672 | rtlpriv->cfg->ops->update_rate_table(hw); |
| 673 | |
| 674 | } |
| 675 | } |
| 676 | |
| 677 | /* |
| 678 | * For FW LPS: |
| 679 | * To tell firmware we have connected |
| 680 | * to an AP. For 92SE/CE power save v2. |
| 681 | */ |
| 682 | if (changed & BSS_CHANGED_ASSOC) { |
| 683 | if (bss_conf->assoc) { |
| 684 | if (ppsc->b_fwctrl_lps) { |
| 685 | u8 mstatus = RT_MEDIA_CONNECT; |
| 686 | rtlpriv->cfg->ops->set_hw_reg(hw, |
| 687 | HW_VAR_H2C_FW_JOINBSSRPT, |
| 688 | (u8 *) (&mstatus)); |
| 689 | ppsc->report_linked = true; |
| 690 | } |
| 691 | } else { |
| 692 | if (ppsc->b_fwctrl_lps) { |
| 693 | u8 mstatus = RT_MEDIA_DISCONNECT; |
| 694 | rtlpriv->cfg->ops->set_hw_reg(hw, |
| 695 | HW_VAR_H2C_FW_JOINBSSRPT, |
| 696 | (u8 *)(&mstatus)); |
| 697 | ppsc->report_linked = false; |
| 698 | } |
| 699 | } |
| 700 | } |
| 701 | |
| 702 | out: |
| 703 | mutex_unlock(&rtlpriv->locks.conf_mutex); |
| 704 | } |
| 705 | |
| 706 | static u64 rtl_op_get_tsf(struct ieee80211_hw *hw) |
| 707 | { |
| 708 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 709 | u64 tsf; |
| 710 | |
| 711 | rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_CORRECT_TSF, (u8 *) (&tsf)); |
| 712 | return tsf; |
| 713 | } |
| 714 | |
| 715 | static void rtl_op_set_tsf(struct ieee80211_hw *hw, u64 tsf) |
| 716 | { |
| 717 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 718 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
| 719 | u8 bibss = (mac->opmode == NL80211_IFTYPE_ADHOC) ? 1 : 0;; |
| 720 | |
| 721 | mac->tsf = tsf; |
| 722 | rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_CORRECT_TSF, (u8 *) (&bibss)); |
| 723 | } |
| 724 | |
| 725 | static void rtl_op_reset_tsf(struct ieee80211_hw *hw) |
| 726 | { |
| 727 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 728 | u8 tmp = 0; |
| 729 | |
| 730 | rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_DUAL_TSF_RST, (u8 *) (&tmp)); |
| 731 | } |
| 732 | |
| 733 | static void rtl_op_sta_notify(struct ieee80211_hw *hw, |
| 734 | struct ieee80211_vif *vif, |
| 735 | enum sta_notify_cmd cmd, |
| 736 | struct ieee80211_sta *sta) |
| 737 | { |
| 738 | switch (cmd) { |
| 739 | case STA_NOTIFY_SLEEP: |
| 740 | break; |
| 741 | case STA_NOTIFY_AWAKE: |
| 742 | break; |
| 743 | default: |
| 744 | break; |
| 745 | } |
| 746 | } |
| 747 | |
| 748 | static int rtl_op_ampdu_action(struct ieee80211_hw *hw, |
| 749 | struct ieee80211_vif *vif, |
| 750 | enum ieee80211_ampdu_mlme_action action, |
| 751 | struct ieee80211_sta *sta, u16 tid, u16 *ssn, |
| 752 | u8 buf_size) |
| 753 | { |
| 754 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 755 | |
| 756 | switch (action) { |
| 757 | case IEEE80211_AMPDU_TX_START: |
| 758 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, |
| 759 | ("IEEE80211_AMPDU_TX_START: TID:%d\n", tid)); |
| 760 | return rtl_tx_agg_start(hw, sta->addr, tid, ssn); |
| 761 | break; |
| 762 | case IEEE80211_AMPDU_TX_STOP: |
| 763 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, |
| 764 | ("IEEE80211_AMPDU_TX_STOP: TID:%d\n", tid)); |
| 765 | return rtl_tx_agg_stop(hw, sta->addr, tid); |
| 766 | break; |
| 767 | case IEEE80211_AMPDU_TX_OPERATIONAL: |
| 768 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, |
| 769 | ("IEEE80211_AMPDU_TX_OPERATIONAL:TID:%d\n", tid)); |
| 770 | break; |
| 771 | case IEEE80211_AMPDU_RX_START: |
| 772 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, |
| 773 | ("IEEE80211_AMPDU_RX_START:TID:%d\n", tid)); |
| 774 | break; |
| 775 | case IEEE80211_AMPDU_RX_STOP: |
| 776 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, |
| 777 | ("IEEE80211_AMPDU_RX_STOP:TID:%d\n", tid)); |
| 778 | break; |
| 779 | default: |
| 780 | RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, |
| 781 | ("IEEE80211_AMPDU_ERR!!!!:\n")); |
| 782 | return -EOPNOTSUPP; |
| 783 | } |
| 784 | return 0; |
| 785 | } |
| 786 | |
| 787 | static void rtl_op_sw_scan_start(struct ieee80211_hw *hw) |
| 788 | { |
| 789 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 790 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
| 791 | |
| 792 | mac->act_scanning = true; |
| 793 | |
| 794 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, ("\n")); |
| 795 | |
| 796 | if (mac->link_state == MAC80211_LINKED) { |
| 797 | rtl_lps_leave(hw); |
| 798 | mac->link_state = MAC80211_LINKED_SCANNING; |
| 799 | } else |
| 800 | rtl_ips_nic_on(hw); |
| 801 | |
| 802 | rtlpriv->cfg->ops->led_control(hw, LED_CTL_SITE_SURVEY); |
| 803 | rtlpriv->cfg->ops->scan_operation_backup(hw, SCAN_OPT_BACKUP); |
| 804 | } |
| 805 | |
| 806 | static void rtl_op_sw_scan_complete(struct ieee80211_hw *hw) |
| 807 | { |
| 808 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 809 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
| 810 | |
| 811 | RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, ("\n")); |
| 812 | |
| 813 | rtlpriv->cfg->ops->scan_operation_backup(hw, SCAN_OPT_RESTORE); |
| 814 | mac->act_scanning = false; |
| 815 | if (mac->link_state == MAC80211_LINKED_SCANNING) { |
| 816 | mac->link_state = MAC80211_LINKED; |
| 817 | |
| 818 | /* fix fwlps issue */ |
| 819 | rtlpriv->cfg->ops->set_network_type(hw, mac->opmode); |
| 820 | |
| 821 | if (rtlpriv->dm.b_useramask) |
| 822 | rtlpriv->cfg->ops->update_rate_mask(hw, 0); |
| 823 | else |
| 824 | rtlpriv->cfg->ops->update_rate_table(hw); |
| 825 | |
| 826 | } |
| 827 | |
| 828 | } |
| 829 | |
| 830 | static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, |
| 831 | struct ieee80211_vif *vif, struct ieee80211_sta *sta, |
| 832 | struct ieee80211_key_conf *key) |
| 833 | { |
| 834 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 835 | struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); |
| 836 | u8 key_type = NO_ENCRYPTION; |
| 837 | u8 key_idx; |
| 838 | bool group_key = false; |
| 839 | bool wep_only = false; |
| 840 | int err = 0; |
| 841 | u8 mac_addr[ETH_ALEN]; |
| 842 | u8 bcast_addr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; |
| 843 | u8 zero_addr[ETH_ALEN] = { 0 }; |
| 844 | |
| 845 | if (rtlpriv->cfg->mod_params->sw_crypto || rtlpriv->sec.use_sw_sec) { |
| 846 | RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, |
| 847 | ("not open hw encryption\n")); |
| 848 | return -ENOSPC; /*User disabled HW-crypto */ |
| 849 | } |
| 850 | RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, |
| 851 | ("%s hardware based encryption for keyidx: %d, mac: %pM\n", |
| 852 | cmd == SET_KEY ? "Using" : "Disabling", key->keyidx, |
| 853 | sta ? sta->addr : bcast_addr)); |
| 854 | rtlpriv->sec.being_setkey = true; |
| 855 | rtl_ips_nic_on(hw); |
| 856 | mutex_lock(&rtlpriv->locks.conf_mutex); |
| 857 | /* <1> get encryption alg */ |
| 858 | switch (key->cipher) { |
| 859 | case WLAN_CIPHER_SUITE_WEP40: |
| 860 | key_type = WEP40_ENCRYPTION; |
| 861 | RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, ("alg:WEP40\n")); |
| 862 | rtlpriv->sec.use_defaultkey = true; |
| 863 | break; |
| 864 | case WLAN_CIPHER_SUITE_WEP104: |
| 865 | RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, |
| 866 | ("alg:WEP104\n")); |
| 867 | key_type = WEP104_ENCRYPTION; |
| 868 | rtlpriv->sec.use_defaultkey = true; |
| 869 | break; |
| 870 | case WLAN_CIPHER_SUITE_TKIP: |
| 871 | key_type = TKIP_ENCRYPTION; |
| 872 | RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, ("alg:TKIP\n")); |
| 873 | if (mac->opmode == NL80211_IFTYPE_ADHOC) |
| 874 | rtlpriv->sec.use_defaultkey = true; |
| 875 | break; |
| 876 | case WLAN_CIPHER_SUITE_CCMP: |
| 877 | key_type = AESCCMP_ENCRYPTION; |
| 878 | RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, ("alg:CCMP\n")); |
| 879 | if (mac->opmode == NL80211_IFTYPE_ADHOC) |
| 880 | rtlpriv->sec.use_defaultkey = true; |
| 881 | break; |
| 882 | default: |
| 883 | RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, |
| 884 | ("alg_err:%x!!!!:\n", key->cipher)); |
| 885 | goto out_unlock; |
| 886 | } |
| 887 | /* <2> get key_idx */ |
| 888 | key_idx = (u8) (key->keyidx); |
| 889 | if (key_idx > 3) |
| 890 | goto out_unlock; |
| 891 | /* <3> if pairwise key enable_hw_sec */ |
| 892 | group_key = !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE); |
| 893 | if ((!group_key) || (mac->opmode == NL80211_IFTYPE_ADHOC) || |
| 894 | rtlpriv->sec.pairwise_enc_algorithm == NO_ENCRYPTION) { |
| 895 | if (rtlpriv->sec.pairwise_enc_algorithm == NO_ENCRYPTION && |
| 896 | (key_type == WEP40_ENCRYPTION || |
| 897 | key_type == WEP104_ENCRYPTION)) |
| 898 | wep_only = true; |
| 899 | rtlpriv->sec.pairwise_enc_algorithm = key_type; |
| 900 | rtlpriv->cfg->ops->enable_hw_sec(hw); |
| 901 | } |
| 902 | /* <4> set key based on cmd */ |
| 903 | switch (cmd) { |
| 904 | case SET_KEY: |
| 905 | if (wep_only) { |
| 906 | RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, |
| 907 | ("set WEP(group/pairwise) key\n")); |
| 908 | /* Pairwise key with an assigned MAC address. */ |
| 909 | rtlpriv->sec.pairwise_enc_algorithm = key_type; |
| 910 | rtlpriv->sec.group_enc_algorithm = key_type; |
| 911 | /*set local buf about wep key. */ |
| 912 | memcpy(rtlpriv->sec.key_buf[key_idx], |
| 913 | key->key, key->keylen); |
| 914 | rtlpriv->sec.key_len[key_idx] = key->keylen; |
| 915 | memcpy(mac_addr, zero_addr, ETH_ALEN); |
| 916 | } else if (group_key) { /* group key */ |
| 917 | RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, |
| 918 | ("set group key\n")); |
| 919 | /* group key */ |
| 920 | rtlpriv->sec.group_enc_algorithm = key_type; |
| 921 | /*set local buf about group key. */ |
| 922 | memcpy(rtlpriv->sec.key_buf[key_idx], |
| 923 | key->key, key->keylen); |
| 924 | rtlpriv->sec.key_len[key_idx] = key->keylen; |
| 925 | memcpy(mac_addr, bcast_addr, ETH_ALEN); |
| 926 | } else { /* pairwise key */ |
| 927 | RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, |
| 928 | ("set pairwise key\n")); |
| 929 | if (!sta) { |
| 930 | RT_ASSERT(false, ("pairwise key withnot" |
| 931 | "mac_addr\n")); |
| 932 | err = -EOPNOTSUPP; |
| 933 | goto out_unlock; |
| 934 | } |
| 935 | /* Pairwise key with an assigned MAC address. */ |
| 936 | rtlpriv->sec.pairwise_enc_algorithm = key_type; |
| 937 | /*set local buf about pairwise key. */ |
| 938 | memcpy(rtlpriv->sec.key_buf[PAIRWISE_KEYIDX], |
| 939 | key->key, key->keylen); |
| 940 | rtlpriv->sec.key_len[PAIRWISE_KEYIDX] = key->keylen; |
| 941 | rtlpriv->sec.pairwise_key = |
| 942 | rtlpriv->sec.key_buf[PAIRWISE_KEYIDX]; |
| 943 | memcpy(mac_addr, sta->addr, ETH_ALEN); |
| 944 | } |
| 945 | rtlpriv->cfg->ops->set_key(hw, key_idx, mac_addr, |
| 946 | group_key, key_type, wep_only, |
| 947 | false); |
| 948 | /* <5> tell mac80211 do something: */ |
| 949 | /*must use sw generate IV, or can not work !!!!. */ |
| 950 | key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV; |
| 951 | key->hw_key_idx = key_idx; |
| 952 | if (key_type == TKIP_ENCRYPTION) |
| 953 | key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIC; |
| 954 | break; |
| 955 | case DISABLE_KEY: |
| 956 | RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, |
| 957 | ("disable key delete one entry\n")); |
| 958 | /*set local buf about wep key. */ |
| 959 | memset(rtlpriv->sec.key_buf[key_idx], 0, key->keylen); |
| 960 | rtlpriv->sec.key_len[key_idx] = 0; |
| 961 | memcpy(mac_addr, zero_addr, ETH_ALEN); |
| 962 | /* |
| 963 | *mac80211 will delete entrys one by one, |
| 964 | *so don't use rtl_cam_reset_all_entry |
| 965 | *or clear all entry here. |
| 966 | */ |
| 967 | rtl_cam_delete_one_entry(hw, mac_addr, key_idx); |
| 968 | break; |
| 969 | default: |
| 970 | RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, |
| 971 | ("cmd_err:%x!!!!:\n", cmd)); |
| 972 | } |
| 973 | out_unlock: |
| 974 | mutex_unlock(&rtlpriv->locks.conf_mutex); |
| 975 | rtlpriv->sec.being_setkey = false; |
| 976 | return err; |
| 977 | } |
| 978 | |
| 979 | static void rtl_op_rfkill_poll(struct ieee80211_hw *hw) |
| 980 | { |
| 981 | struct rtl_priv *rtlpriv = rtl_priv(hw); |
| 982 | |
| 983 | bool radio_state; |
| 984 | bool blocked; |
| 985 | u8 valid = 0; |
| 986 | |
| 987 | if (!test_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status)) |
| 988 | return; |
| 989 | |
| 990 | mutex_lock(&rtlpriv->locks.conf_mutex); |
| 991 | |
| 992 | /*if Radio On return true here */ |
| 993 | radio_state = rtlpriv->cfg->ops->radio_onoff_checking(hw, &valid); |
| 994 | |
| 995 | if (valid) { |
| 996 | if (unlikely(radio_state != rtlpriv->rfkill.rfkill_state)) { |
| 997 | rtlpriv->rfkill.rfkill_state = radio_state; |
| 998 | |
| 999 | RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG, |
| 1000 | (KERN_INFO "wireless radio switch turned %s\n", |
| 1001 | radio_state ? "on" : "off")); |
| 1002 | |
| 1003 | blocked = (rtlpriv->rfkill.rfkill_state == 1) ? 0 : 1; |
| 1004 | wiphy_rfkill_set_hw_state(hw->wiphy, blocked); |
| 1005 | } |
| 1006 | } |
| 1007 | |
| 1008 | mutex_unlock(&rtlpriv->locks.conf_mutex); |
| 1009 | } |
| 1010 | |
| 1011 | const struct ieee80211_ops rtl_ops = { |
| 1012 | .start = rtl_op_start, |
| 1013 | .stop = rtl_op_stop, |
| 1014 | .tx = rtl_op_tx, |
| 1015 | .add_interface = rtl_op_add_interface, |
| 1016 | .remove_interface = rtl_op_remove_interface, |
| 1017 | .config = rtl_op_config, |
| 1018 | .configure_filter = rtl_op_configure_filter, |
| 1019 | .set_key = rtl_op_set_key, |
| 1020 | .conf_tx = rtl_op_conf_tx, |
| 1021 | .bss_info_changed = rtl_op_bss_info_changed, |
| 1022 | .get_tsf = rtl_op_get_tsf, |
| 1023 | .set_tsf = rtl_op_set_tsf, |
| 1024 | .reset_tsf = rtl_op_reset_tsf, |
| 1025 | .sta_notify = rtl_op_sta_notify, |
| 1026 | .ampdu_action = rtl_op_ampdu_action, |
| 1027 | .sw_scan_start = rtl_op_sw_scan_start, |
| 1028 | .sw_scan_complete = rtl_op_sw_scan_complete, |
| 1029 | .rfkill_poll = rtl_op_rfkill_poll, |
| 1030 | }; |