1/****************************************************************************** 2 * 3 * This file is provided under a dual BSD/GPLv2 license. When using or 4 * redistributing this file, you may do so under either license. 5 * 6 * GPL LICENSE SUMMARY 7 * 8 * Copyright(c) 2008 - 2012 Intel Corporation. All rights reserved. 9 * 10 * This program is free software; you can redistribute it and/or modify 11 * it under the terms of version 2 of the GNU General Public License as 12 * published by the Free Software Foundation. 13 * 14 * This program is distributed in the hope that it will be useful, but 15 * WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 17 * General Public License for more details. 18 * 19 * You should have received a copy of the GNU General Public License 20 * along with this program; if not, write to the Free Software 21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, 22 * USA 23 * 24 * The full GNU General Public License is included in this distribution 25 * in the file called LICENSE.GPL. 26 * 27 * Contact Information: 28 * Intel Linux Wireless <ilw@linux.intel.com> 29 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 30 * 31 * BSD LICENSE 32 * 33 * Copyright(c) 2005 - 2012 Intel Corporation. All rights reserved. 34 * All rights reserved. 35 * 36 * Redistribution and use in source and binary forms, with or without 37 * modification, are permitted provided that the following conditions 38 * are met: 39 * 40 * * Redistributions of source code must retain the above copyright 41 * notice, this list of conditions and the following disclaimer. 42 * * Redistributions in binary form must reproduce the above copyright 43 * notice, this list of conditions and the following disclaimer in 44 * the documentation and/or other materials provided with the 45 * distribution. 46 * * Neither the name Intel Corporation nor the names of its 47 * contributors may be used to endorse or promote products derived 48 * from this software without specific prior written permission. 49 * 50 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 51 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 52 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 53 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 54 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 55 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 56 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 57 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 58 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 59 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 60 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 61 *****************************************************************************/ 62 63#ifndef __iwl_agn_h__ 64#define __iwl_agn_h__ 65 66#include "iwl-dev.h" 67 68struct iwl_ucode_capabilities; 69 70extern struct ieee80211_ops iwlagn_hw_ops; 71 72static inline void iwl_set_calib_hdr(struct iwl_calib_hdr *hdr, u8 cmd) 73{ 74 hdr->op_code = cmd; 75 hdr->first_group = 0; 76 hdr->groups_num = 1; 77 hdr->data_valid = 1; 78} 79 80void iwl_down(struct iwl_priv *priv); 81void iwl_cancel_deferred_work(struct iwl_priv *priv); 82void iwlagn_prepare_restart(struct iwl_priv *priv); 83void iwl_free_skb(struct iwl_op_mode *op_mode, struct sk_buff *skb); 84int __must_check iwl_rx_dispatch(struct iwl_op_mode *op_mode, 85 struct iwl_rx_cmd_buffer *rxb, 86 struct iwl_device_cmd *cmd); 87void iwl_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state); 88void iwl_nic_error(struct iwl_op_mode *op_mode); 89 90bool iwl_check_for_ct_kill(struct iwl_priv *priv); 91 92void iwlagn_lift_passive_no_rx(struct iwl_priv *priv); 93 94/* MAC80211 */ 95struct ieee80211_hw *iwl_alloc_all(void); 96int iwlagn_mac_setup_register(struct iwl_priv *priv, 97 const struct iwl_ucode_capabilities *capa); 98void iwlagn_mac_unregister(struct iwl_priv *priv); 99 100/* commands */ 101int iwl_dvm_send_cmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd); 102int iwl_dvm_send_cmd_pdu(struct iwl_priv *priv, u8 id, 103 u32 flags, u16 len, const void *data); 104 105/* RXON */ 106int iwlagn_set_pan_params(struct iwl_priv *priv); 107int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx); 108void iwlagn_set_rxon_chain(struct iwl_priv *priv, struct iwl_rxon_context *ctx); 109int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed); 110void iwlagn_bss_info_changed(struct ieee80211_hw *hw, 111 struct ieee80211_vif *vif, 112 struct ieee80211_bss_conf *bss_conf, 113 u32 changes); 114void iwlagn_config_ht40(struct ieee80211_conf *conf, 115 struct iwl_rxon_context *ctx); 116 117/* uCode */ 118int iwlagn_rx_calib_result(struct iwl_priv *priv, 119 struct iwl_rx_cmd_buffer *rxb, 120 struct iwl_device_cmd *cmd); 121int iwl_send_bt_env(struct iwl_priv *priv, u8 action, u8 type); 122void iwl_send_prio_tbl(struct iwl_priv *priv); 123int iwl_init_alive_start(struct iwl_priv *priv); 124int iwl_run_init_ucode(struct iwl_priv *priv); 125int iwl_load_ucode_wait_alive(struct iwl_priv *priv, 126 enum iwl_ucode_type ucode_type); 127int iwl_send_calib_results(struct iwl_priv *priv); 128int iwl_calib_set(struct iwl_priv *priv, 129 const struct iwl_calib_hdr *cmd, int len); 130void iwl_calib_free_results(struct iwl_priv *priv); 131 132/* lib */ 133int iwlagn_send_tx_power(struct iwl_priv *priv); 134void iwlagn_temperature(struct iwl_priv *priv); 135u16 iwl_eeprom_calib_version(struct iwl_shared *shrd); 136int iwlagn_txfifo_flush(struct iwl_priv *priv, u16 flush_control); 137void iwlagn_dev_txfifo_flush(struct iwl_priv *priv, u16 flush_control); 138int iwlagn_send_beacon_cmd(struct iwl_priv *priv); 139#ifdef CONFIG_PM_SLEEP 140int iwlagn_send_patterns(struct iwl_priv *priv, 141 struct cfg80211_wowlan *wowlan); 142int iwlagn_suspend(struct iwl_priv *priv, struct cfg80211_wowlan *wowlan); 143#endif 144 145/* rx */ 146int iwlagn_hwrate_to_mac80211_idx(u32 rate_n_flags, enum ieee80211_band band); 147void iwl_setup_rx_handlers(struct iwl_priv *priv); 148 149 150/* tx */ 151int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb); 152int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif, 153 struct ieee80211_sta *sta, u16 tid, u16 *ssn); 154int iwlagn_tx_agg_oper(struct iwl_priv *priv, struct ieee80211_vif *vif, 155 struct ieee80211_sta *sta, u16 tid, u8 buf_size); 156int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif, 157 struct ieee80211_sta *sta, u16 tid); 158int iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv, 159 struct iwl_rx_cmd_buffer *rxb, 160 struct iwl_device_cmd *cmd); 161int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb, 162 struct iwl_device_cmd *cmd); 163 164static inline u32 iwl_tx_status_to_mac80211(u32 status) 165{ 166 status &= TX_STATUS_MSK; 167 168 switch (status) { 169 case TX_STATUS_SUCCESS: 170 case TX_STATUS_DIRECT_DONE: 171 return IEEE80211_TX_STAT_ACK; 172 case TX_STATUS_FAIL_DEST_PS: 173 case TX_STATUS_FAIL_PASSIVE_NO_RX: 174 return IEEE80211_TX_STAT_TX_FILTERED; 175 default: 176 return 0; 177 } 178} 179 180static inline bool iwl_is_tx_success(u32 status) 181{ 182 status &= TX_STATUS_MSK; 183 return (status == TX_STATUS_SUCCESS) || 184 (status == TX_STATUS_DIRECT_DONE); 185} 186 187u8 iwl_toggle_tx_ant(struct iwl_priv *priv, u8 ant_idx, u8 valid); 188 189/* scan */ 190void iwlagn_post_scan(struct iwl_priv *priv); 191void iwlagn_disable_roc(struct iwl_priv *priv); 192 193/* bt coex */ 194void iwlagn_send_advance_bt_config(struct iwl_priv *priv); 195int iwlagn_bt_coex_profile_notif(struct iwl_priv *priv, 196 struct iwl_rx_cmd_buffer *rxb, 197 struct iwl_device_cmd *cmd); 198void iwlagn_bt_rx_handler_setup(struct iwl_priv *priv); 199void iwlagn_bt_setup_deferred_work(struct iwl_priv *priv); 200void iwlagn_bt_cancel_deferred_work(struct iwl_priv *priv); 201void iwlagn_bt_coex_rssi_monitor(struct iwl_priv *priv); 202void iwlagn_bt_adjust_rssi_monitor(struct iwl_priv *priv, bool rssi_ena); 203 204#ifdef CONFIG_IWLWIFI_DEBUG 205const char *iwl_get_tx_fail_reason(u32 status); 206const char *iwl_get_agg_tx_fail_reason(u16 status); 207#else 208static inline const char *iwl_get_tx_fail_reason(u32 status) { return ""; } 209static inline const char *iwl_get_agg_tx_fail_reason(u16 status) { return ""; } 210#endif 211 212 213/* station management */ 214int iwlagn_manage_ibss_station(struct iwl_priv *priv, 215 struct ieee80211_vif *vif, bool add); 216#define IWL_STA_DRIVER_ACTIVE BIT(0) /* driver entry is active */ 217#define IWL_STA_UCODE_ACTIVE BIT(1) /* ucode entry is active */ 218#define IWL_STA_UCODE_INPROGRESS BIT(2) /* ucode entry is in process of 219 being activated */ 220#define IWL_STA_LOCAL BIT(3) /* station state not directed by mac80211; 221 (this is for the IBSS BSSID stations) */ 222#define IWL_STA_BCAST BIT(4) /* this station is the special bcast station */ 223 224 225void iwl_restore_stations(struct iwl_priv *priv, struct iwl_rxon_context *ctx); 226void iwl_clear_ucode_stations(struct iwl_priv *priv, 227 struct iwl_rxon_context *ctx); 228void iwl_dealloc_bcast_stations(struct iwl_priv *priv); 229int iwl_get_free_ucode_key_offset(struct iwl_priv *priv); 230int iwl_send_add_sta(struct iwl_priv *priv, 231 struct iwl_addsta_cmd *sta, u8 flags); 232int iwl_add_station_common(struct iwl_priv *priv, struct iwl_rxon_context *ctx, 233 const u8 *addr, bool is_ap, 234 struct ieee80211_sta *sta, u8 *sta_id_r); 235int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id, 236 const u8 *addr); 237void iwl_deactivate_station(struct iwl_priv *priv, const u8 sta_id, 238 const u8 *addr); 239u8 iwl_prep_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx, 240 const u8 *addr, bool is_ap, struct ieee80211_sta *sta); 241 242void iwl_sta_fill_lq(struct iwl_priv *priv, struct iwl_rxon_context *ctx, 243 u8 sta_id, struct iwl_link_quality_cmd *link_cmd); 244int iwl_send_lq_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx, 245 struct iwl_link_quality_cmd *lq, u8 flags, bool init); 246int iwl_add_sta_callback(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb, 247 struct iwl_device_cmd *cmd); 248int iwl_sta_update_ht(struct iwl_priv *priv, struct iwl_rxon_context *ctx, 249 struct ieee80211_sta *sta); 250 251 252static inline int iwl_sta_id(struct ieee80211_sta *sta) 253{ 254 if (WARN_ON(!sta)) 255 return IWL_INVALID_STATION; 256 257 return ((struct iwl_station_priv *)sta->drv_priv)->sta_id; 258} 259 260int iwlagn_alloc_bcast_station(struct iwl_priv *priv, 261 struct iwl_rxon_context *ctx); 262int iwlagn_add_bssid_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx, 263 const u8 *addr, u8 *sta_id_r); 264int iwl_remove_default_wep_key(struct iwl_priv *priv, 265 struct iwl_rxon_context *ctx, 266 struct ieee80211_key_conf *key); 267int iwl_set_default_wep_key(struct iwl_priv *priv, 268 struct iwl_rxon_context *ctx, 269 struct ieee80211_key_conf *key); 270int iwl_restore_default_wep_keys(struct iwl_priv *priv, 271 struct iwl_rxon_context *ctx); 272int iwl_set_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx, 273 struct ieee80211_key_conf *key, 274 struct ieee80211_sta *sta); 275int iwl_remove_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx, 276 struct ieee80211_key_conf *key, 277 struct ieee80211_sta *sta); 278void iwl_update_tkip_key(struct iwl_priv *priv, 279 struct ieee80211_vif *vif, 280 struct ieee80211_key_conf *keyconf, 281 struct ieee80211_sta *sta, u32 iv32, u16 *phase1key); 282int iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid); 283int iwl_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta, 284 int tid, u16 ssn); 285int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta, 286 int tid); 287void iwl_sta_modify_sleep_tx_count(struct iwl_priv *priv, int sta_id, int cnt); 288int iwl_update_bcast_station(struct iwl_priv *priv, 289 struct iwl_rxon_context *ctx); 290int iwl_update_bcast_stations(struct iwl_priv *priv); 291 292/* rate */ 293static inline u32 iwl_ant_idx_to_flags(u8 ant_idx) 294{ 295 return BIT(ant_idx) << RATE_MCS_ANT_POS; 296} 297 298static inline u8 iwl_hw_get_rate(__le32 rate_n_flags) 299{ 300 return le32_to_cpu(rate_n_flags) & RATE_MCS_RATE_MSK; 301} 302 303static inline __le32 iwl_hw_set_rate_n_flags(u8 rate, u32 flags) 304{ 305 return cpu_to_le32(flags|(u32)rate); 306} 307 308/* eeprom */ 309void iwl_eeprom_get_mac(const struct iwl_shared *shrd, u8 *mac); 310 311extern int iwl_alive_start(struct iwl_priv *priv); 312/* svtool */ 313#ifdef CONFIG_IWLWIFI_DEVICE_TESTMODE 314extern int iwlagn_mac_testmode_cmd(struct ieee80211_hw *hw, void *data, 315 int len); 316extern int iwlagn_mac_testmode_dump(struct ieee80211_hw *hw, 317 struct sk_buff *skb, 318 struct netlink_callback *cb, 319 void *data, int len); 320extern void iwl_testmode_init(struct iwl_priv *priv); 321extern void iwl_testmode_cleanup(struct iwl_priv *priv); 322#else 323static inline 324int iwlagn_mac_testmode_cmd(struct ieee80211_hw *hw, void *data, int len) 325{ 326 return -ENOSYS; 327} 328static inline 329int iwlagn_mac_testmode_dump(struct ieee80211_hw *hw, struct sk_buff *skb, 330 struct netlink_callback *cb, 331 void *data, int len) 332{ 333 return -ENOSYS; 334} 335static inline 336void iwl_testmode_init(struct iwl_priv *priv) 337{ 338} 339static inline 340void iwl_testmode_cleanup(struct iwl_priv *priv) 341{ 342} 343#endif 344 345#ifdef CONFIG_IWLWIFI_DEBUG 346void iwl_print_rx_config_cmd(struct iwl_priv *priv, 347 enum iwl_rxon_context_id ctxid); 348#else 349static inline void iwl_print_rx_config_cmd(struct iwl_priv *priv, 350 enum iwl_rxon_context_id ctxid) 351{ 352} 353#endif 354 355/* status checks */ 356 357static inline int iwl_is_ready(struct iwl_priv *priv) 358{ 359 /* The adapter is 'ready' if READY and GEO_CONFIGURED bits are 360 * set but EXIT_PENDING is not */ 361 return test_bit(STATUS_READY, &priv->status) && 362 test_bit(STATUS_GEO_CONFIGURED, &priv->status) && 363 !test_bit(STATUS_EXIT_PENDING, &priv->status); 364} 365 366static inline int iwl_is_alive(struct iwl_priv *priv) 367{ 368 return test_bit(STATUS_ALIVE, &priv->status); 369} 370 371static inline int iwl_is_rfkill(struct iwl_priv *priv) 372{ 373 return test_bit(STATUS_RF_KILL_HW, &priv->status); 374} 375 376static inline int iwl_is_ctkill(struct iwl_priv *priv) 377{ 378 return test_bit(STATUS_CT_KILL, &priv->status); 379} 380 381static inline int iwl_is_ready_rf(struct iwl_priv *priv) 382{ 383 if (iwl_is_rfkill(priv)) 384 return 0; 385 386 return iwl_is_ready(priv); 387} 388 389#ifdef CONFIG_IWLWIFI_DEBUG 390#define IWL_DEBUG_QUIET_RFKILL(m, fmt, args...) \ 391do { \ 392 if (!iwl_is_rfkill((m))) \ 393 IWL_ERR(m, fmt, ##args); \ 394 else \ 395 __iwl_err(trans(m)->dev, true, \ 396 !iwl_have_debug_level(IWL_DL_RADIO), \ 397 fmt, ##args); \ 398} while (0) 399#else 400#define IWL_DEBUG_QUIET_RFKILL(m, fmt, args...) \ 401do { \ 402 if (!iwl_is_rfkill((m))) \ 403 IWL_ERR(m, fmt, ##args); \ 404 else \ 405 __iwl_err(trans(m)->dev, true, true, fmt, ##args); \ 406} while (0) 407#endif /* CONFIG_IWLWIFI_DEBUG */ 408 409#endif /* __iwl_agn_h__ */ 410