drivers/net/wireless/iwlwifi/iwl-agn.h

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   4  * redistributing this file, you may do so under either license.
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   6  * GPL LICENSE SUMMARY
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   8  * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
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  10  * This program is free software; you can redistribute it and/or modify
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  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.
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  22  * USA
  23  *
  24  * The full GNU General Public License is included in this distribution
  25  * in the file called LICENSE.GPL.
  26  *
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  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
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  33  * Copyright(c) 2005 - 2011 Intel Corporation. All rights reserved.
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  50  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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  54  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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  56  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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  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
  68 /* configuration for the _agn devices */
  69 extern struct iwl_cfg iwl5300_agn_cfg;
  70 extern struct iwl_cfg iwl5100_agn_cfg;
  71 extern struct iwl_cfg iwl5350_agn_cfg;
  72 extern struct iwl_cfg iwl5100_bgn_cfg;
  73 extern struct iwl_cfg iwl5100_abg_cfg;
  74 extern struct iwl_cfg iwl5150_agn_cfg;
  75 extern struct iwl_cfg iwl5150_abg_cfg;
  76 extern struct iwl_cfg iwl6005_2agn_cfg;
  77 extern struct iwl_cfg iwl6005_2abg_cfg;
  78 extern struct iwl_cfg iwl6005_2bg_cfg;
  79 extern struct iwl_cfg iwl1030_bgn_cfg;
  80 extern struct iwl_cfg iwl1030_bg_cfg;
  81 extern struct iwl_cfg iwl6030_2agn_cfg;
  82 extern struct iwl_cfg iwl6030_2abg_cfg;
  83 extern struct iwl_cfg iwl6030_2bgn_cfg;
  84 extern struct iwl_cfg iwl6030_2bg_cfg;
  85 extern struct iwl_cfg iwl6000i_2agn_cfg;
  86 extern struct iwl_cfg iwl6000i_2abg_cfg;
  87 extern struct iwl_cfg iwl6000i_2bg_cfg;
  88 extern struct iwl_cfg iwl6000_3agn_cfg;
  89 extern struct iwl_cfg iwl6050_2agn_cfg;
  90 extern struct iwl_cfg iwl6050_2abg_cfg;
  91 extern struct iwl_cfg iwl6150_bgn_cfg;
  92 extern struct iwl_cfg iwl1000_bgn_cfg;
  93 extern struct iwl_cfg iwl1000_bg_cfg;
  94 extern struct iwl_cfg iwl100_bgn_cfg;
  95 extern struct iwl_cfg iwl100_bg_cfg;
  96 extern struct iwl_cfg iwl130_bgn_cfg;
  97 extern struct iwl_cfg iwl130_bg_cfg;
  98 extern struct iwl_cfg iwl2000_2bgn_cfg;
  99 extern struct iwl_cfg iwl2000_2bg_cfg;
 100 extern struct iwl_cfg iwl2030_2bgn_cfg;
 101 extern struct iwl_cfg iwl2030_2bg_cfg;
 102 extern struct iwl_cfg iwl6035_2agn_cfg;
 103 extern struct iwl_cfg iwl6035_2abg_cfg;
 104 extern struct iwl_cfg iwl6035_2bg_cfg;
 105 extern struct iwl_cfg iwl105_bg_cfg;
 106 extern struct iwl_cfg iwl105_bgn_cfg;
 107 extern struct iwl_cfg iwl135_bg_cfg;
 108 extern struct iwl_cfg iwl135_bgn_cfg;
 109
 110 extern struct iwl_mod_params iwlagn_mod_params;
 111 extern struct iwl_hcmd_ops iwlagn_hcmd;
 112 extern struct iwl_hcmd_ops iwlagn_bt_hcmd;
 113 extern struct iwl_hcmd_utils_ops iwlagn_hcmd_utils;
 114
 115 extern struct ieee80211_ops iwlagn_hw_ops;
 116
 117 int iwl_reset_ict(struct iwl_priv *priv);
 118 void iwl_disable_ict(struct iwl_priv *priv);
 119 int iwl_alloc_isr_ict(struct iwl_priv *priv);
 120 void iwl_free_isr_ict(struct iwl_priv *priv);
 121 irqreturn_t iwl_isr_ict(int irq, void *data);
 122
 123 /* call this function to flush any scheduled tasklet */
 124 static inline void iwl_synchronize_irq(struct iwl_priv *priv)
 125 {
 126         /* wait to make sure we flush pending tasklet*/
 127         synchronize_irq(priv->pci_dev->irq);
 128         tasklet_kill(&priv->irq_tasklet);
 129 }
 130
 131 int iwl_prepare_card_hw(struct iwl_priv *priv);
 132
 133 int iwlagn_start_device(struct iwl_priv *priv);
 134 void iwlagn_stop_device(struct iwl_priv *priv);
 135
 136 /* tx queue */
 137 void iwlagn_set_wr_ptrs(struct iwl_priv *priv,
 138                      int txq_id, u32 index);
 139 void iwlagn_tx_queue_set_status(struct iwl_priv *priv,
 140                              struct iwl_tx_queue *txq,
 141                              int tx_fifo_id, int scd_retry);
 142 void iwlagn_txq_update_byte_cnt_tbl(struct iwl_priv *priv,
 143                                     struct iwl_tx_queue *txq,
 144                                     u16 byte_cnt);
 145 void iwlagn_txq_inval_byte_cnt_tbl(struct iwl_priv *priv,
 146                                    struct iwl_tx_queue *txq);
 147 void iwlagn_txq_set_sched(struct iwl_priv *priv, u32 mask);
 148 void iwl_free_tfds_in_queue(struct iwl_priv *priv,
 149                             int sta_id, int tid, int freed);
 150
 151 /* RXON */
 152 int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
 153 void iwlagn_set_rxon_chain(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
 154 int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed);
 155 void iwlagn_bss_info_changed(struct ieee80211_hw *hw,
 156                              struct ieee80211_vif *vif,
 157                              struct ieee80211_bss_conf *bss_conf,
 158                              u32 changes);
 159
 160 /* uCode */
 161 void iwlagn_rx_calib_result(struct iwl_priv *priv,
 162                          struct iwl_rx_mem_buffer *rxb);
 163 int iwlagn_send_bt_env(struct iwl_priv *priv, u8 action, u8 type);
 164 void iwlagn_send_prio_tbl(struct iwl_priv *priv);
 165 int iwlagn_run_init_ucode(struct iwl_priv *priv);
 166 int iwlagn_load_ucode_wait_alive(struct iwl_priv *priv,
 167                                  struct fw_img *image,
 168                                  int subtype, int alternate_subtype);
 169
 170 /* lib */
 171 void iwl_check_abort_status(struct iwl_priv *priv,
 172                             u8 frame_count, u32 status);
 173 void iwlagn_rx_handler_setup(struct iwl_priv *priv);
 174 void iwlagn_setup_deferred_work(struct iwl_priv *priv);
 175 int iwlagn_hw_valid_rtc_data_addr(u32 addr);
 176 int iwlagn_send_tx_power(struct iwl_priv *priv);
 177 void iwlagn_temperature(struct iwl_priv *priv);
 178 u16 iwlagn_eeprom_calib_version(struct iwl_priv *priv);
 179 const u8 *iwlagn_eeprom_query_addr(const struct iwl_priv *priv,
 180                                    size_t offset);
 181 void iwlagn_rx_queue_reset(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
 182 int iwlagn_rx_init(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
 183 int iwlagn_hw_nic_init(struct iwl_priv *priv);
 184 int iwlagn_wait_tx_queue_empty(struct iwl_priv *priv);
 185 int iwlagn_txfifo_flush(struct iwl_priv *priv, u16 flush_control);
 186 void iwlagn_dev_txfifo_flush(struct iwl_priv *priv, u16 flush_control);
 187
 188 /* rx */
 189 void iwlagn_rx_queue_restock(struct iwl_priv *priv);
 190 void iwlagn_rx_allocate(struct iwl_priv *priv, gfp_t priority);
 191 void iwlagn_rx_replenish(struct iwl_priv *priv);
 192 void iwlagn_rx_replenish_now(struct iwl_priv *priv);
 193 void iwlagn_rx_queue_free(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
 194 int iwlagn_rxq_stop(struct iwl_priv *priv);
 195 int iwlagn_hwrate_to_mac80211_idx(u32 rate_n_flags, enum ieee80211_band band);
 196 void iwl_setup_rx_handlers(struct iwl_priv *priv);
 197
 198 /* tx */
 199 void iwl_hw_txq_free_tfd(struct iwl_priv *priv, struct iwl_tx_queue *txq);
 200 int iwl_hw_txq_attach_buf_to_tfd(struct iwl_priv *priv,
 201                                  struct iwl_tx_queue *txq,
 202                                  dma_addr_t addr, u16 len, u8 reset, u8 pad);
 203 int iwl_hw_tx_queue_init(struct iwl_priv *priv,
 204                          struct iwl_tx_queue *txq);
 205 void iwlagn_hwrate_to_tx_control(struct iwl_priv *priv, u32 rate_n_flags,
 206                               struct ieee80211_tx_info *info);
 207 int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb);
 208 int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif,
 209                         struct ieee80211_sta *sta, u16 tid, u16 *ssn);
 210 int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
 211                        struct ieee80211_sta *sta, u16 tid);
 212 void iwlagn_txq_agg_queue_setup(struct iwl_priv *priv,
 213                                 struct ieee80211_sta *sta,
 214                                 int tid, int frame_limit);
 215 int iwlagn_txq_check_empty(struct iwl_priv *priv,
 216                            int sta_id, u8 tid, int txq_id);
 217 void iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
 218                                 struct iwl_rx_mem_buffer *rxb);
 219 int iwlagn_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index);
 220 void iwlagn_hw_txq_ctx_free(struct iwl_priv *priv);
 221 int iwlagn_txq_ctx_alloc(struct iwl_priv *priv);
 222 void iwlagn_txq_ctx_reset(struct iwl_priv *priv);
 223 void iwlagn_txq_ctx_stop(struct iwl_priv *priv);
 224
 225 static inline u32 iwl_tx_status_to_mac80211(u32 status)
 226 {
 227         status &= TX_STATUS_MSK;
 228
 229         switch (status) {
 230         case TX_STATUS_SUCCESS:
 231         case TX_STATUS_DIRECT_DONE:
 232                 return IEEE80211_TX_STAT_ACK;
 233         case TX_STATUS_FAIL_DEST_PS:
 234         case TX_STATUS_FAIL_PASSIVE_NO_RX:
 235                 return IEEE80211_TX_STAT_TX_FILTERED;
 236         default:
 237                 return 0;
 238         }
 239 }
 240
 241 static inline bool iwl_is_tx_success(u32 status)
 242 {
 243         status &= TX_STATUS_MSK;
 244         return (status == TX_STATUS_SUCCESS) ||
 245                (status == TX_STATUS_DIRECT_DONE);
 246 }
 247
 248 u8 iwl_toggle_tx_ant(struct iwl_priv *priv, u8 ant_idx, u8 valid);
 249
 250 /* scan */
 251 int iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif);
 252 void iwlagn_post_scan(struct iwl_priv *priv);
 253
 254 /* station mgmt */
 255 int iwlagn_manage_ibss_station(struct iwl_priv *priv,
 256                                struct ieee80211_vif *vif, bool add);
 257
 258 /* hcmd */
 259 int iwlagn_send_tx_ant_config(struct iwl_priv *priv, u8 valid_tx_ant);
 260 int iwlagn_send_beacon_cmd(struct iwl_priv *priv);
 261
 262 /* bt coex */
 263 void iwlagn_send_advance_bt_config(struct iwl_priv *priv);
 264 void iwlagn_bt_coex_profile_notif(struct iwl_priv *priv,
 265                                   struct iwl_rx_mem_buffer *rxb);
 266 void iwlagn_bt_rx_handler_setup(struct iwl_priv *priv);
 267 void iwlagn_bt_setup_deferred_work(struct iwl_priv *priv);
 268 void iwlagn_bt_cancel_deferred_work(struct iwl_priv *priv);
 269
 270 #ifdef CONFIG_IWLWIFI_DEBUG
 271 const char *iwl_get_tx_fail_reason(u32 status);
 272 const char *iwl_get_agg_tx_fail_reason(u16 status);
 273 #else
 274 static inline const char *iwl_get_tx_fail_reason(u32 status) { return ""; }
 275 static inline const char *iwl_get_agg_tx_fail_reason(u16 status) { return ""; }
 276 #endif
 277
 278 /* station management */
 279 int iwlagn_alloc_bcast_station(struct iwl_priv *priv,
 280                                struct iwl_rxon_context *ctx);
 281 int iwlagn_add_bssid_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 282                              const u8 *addr, u8 *sta_id_r);
 283 int iwl_remove_default_wep_key(struct iwl_priv *priv,
 284                                struct iwl_rxon_context *ctx,
 285                                struct ieee80211_key_conf *key);
 286 int iwl_set_default_wep_key(struct iwl_priv *priv,
 287                             struct iwl_rxon_context *ctx,
 288                             struct ieee80211_key_conf *key);
 289 int iwl_restore_default_wep_keys(struct iwl_priv *priv,
 290                                  struct iwl_rxon_context *ctx);
 291 int iwl_set_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 292                         struct ieee80211_key_conf *key, u8 sta_id);
 293 int iwl_remove_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 294                            struct ieee80211_key_conf *key, u8 sta_id);
 295 void iwl_update_tkip_key(struct iwl_priv *priv,
 296                          struct iwl_rxon_context *ctx,
 297                          struct ieee80211_key_conf *keyconf,
 298                          struct ieee80211_sta *sta, u32 iv32, u16 *phase1key);
 299 int iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid);
 300 int iwl_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta,
 301                          int tid, u16 ssn);
 302 int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta,
 303                         int tid);
 304 void iwl_sta_modify_sleep_tx_count(struct iwl_priv *priv, int sta_id, int cnt);
 305 int iwl_update_bcast_stations(struct iwl_priv *priv);
 306 void iwlagn_mac_sta_notify(struct ieee80211_hw *hw,
 307                            struct ieee80211_vif *vif,
 308                            enum sta_notify_cmd cmd,
 309                            struct ieee80211_sta *sta);
 310
 311 /* rate */
 312 static inline u32 iwl_ant_idx_to_flags(u8 ant_idx)
 313 {
 314         return BIT(ant_idx) << RATE_MCS_ANT_POS;
 315 }
 316
 317 static inline u8 iwl_hw_get_rate(__le32 rate_n_flags)
 318 {
 319         return le32_to_cpu(rate_n_flags) & RATE_MCS_RATE_MSK;
 320 }
 321
 322 static inline __le32 iwl_hw_set_rate_n_flags(u8 rate, u32 flags)
 323 {
 324         return cpu_to_le32(flags|(u32)rate);
 325 }
 326
 327 /* eeprom */
 328 void iwlcore_eeprom_enhanced_txpower(struct iwl_priv *priv);
 329 void iwl_eeprom_get_mac(const struct iwl_priv *priv, u8 *mac);
 330
 331 /* notification wait support */
 332 void __acquires(wait_entry)
 333 iwlagn_init_notification_wait(struct iwl_priv *priv,
 334                               struct iwl_notification_wait *wait_entry,
 335                               u8 cmd,
 336                               void (*fn)(struct iwl_priv *priv,
 337                                          struct iwl_rx_packet *pkt,
 338                                          void *data),
 339                               void *fn_data);
 340 int __must_check __releases(wait_entry)
 341 iwlagn_wait_notification(struct iwl_priv *priv,
 342                          struct iwl_notification_wait *wait_entry,
 343                          unsigned long timeout);
 344 void __releases(wait_entry)
 345 iwlagn_remove_notification(struct iwl_priv *priv,
 346                            struct iwl_notification_wait *wait_entry);
 347
 348 #endif /* __iwl_agn_h__ */