1 /* 2 * Copyright (c) 2014 Redpine Signals Inc. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15 */ 16 17 #ifndef __RSI_MAIN_H__ 18 #define __RSI_MAIN_H__ 19 20 #include <linux/string.h> 21 #include <linux/skbuff.h> 22 #include <net/mac80211.h> 23 #include <net/rsi_91x.h> 24 25 struct rsi_sta { 26 struct ieee80211_sta *sta; 27 s16 sta_id; 28 u16 seq_start[IEEE80211_NUM_TIDS]; 29 bool start_tx_aggr[IEEE80211_NUM_TIDS]; 30 }; 31 32 struct rsi_hw; 33 34 #include "rsi_ps.h" 35 36 #define ERR_ZONE BIT(0) /* For Error Msgs */ 37 #define INFO_ZONE BIT(1) /* For General Status Msgs */ 38 #define INIT_ZONE BIT(2) /* For Driver Init Seq Msgs */ 39 #define MGMT_TX_ZONE BIT(3) /* For TX Mgmt Path Msgs */ 40 #define MGMT_RX_ZONE BIT(4) /* For RX Mgmt Path Msgs */ 41 #define DATA_TX_ZONE BIT(5) /* For TX Data Path Msgs */ 42 #define DATA_RX_ZONE BIT(6) /* For RX Data Path Msgs */ 43 #define FSM_ZONE BIT(7) /* For State Machine Msgs */ 44 #define ISR_ZONE BIT(8) /* For Interrupt Msgs */ 45 46 enum RSI_FSM_STATES { 47 FSM_FW_NOT_LOADED, 48 FSM_CARD_NOT_READY, 49 FSM_COMMON_DEV_PARAMS_SENT, 50 FSM_BOOT_PARAMS_SENT, 51 FSM_EEPROM_READ_MAC_ADDR, 52 FSM_EEPROM_READ_RF_TYPE, 53 FSM_RESET_MAC_SENT, 54 FSM_RADIO_CAPS_SENT, 55 FSM_BB_RF_PROG_SENT, 56 FSM_MAC_INIT_DONE, 57 58 NUM_FSM_STATES 59 }; 60 61 extern u32 rsi_zone_enabled; 62 extern __printf(2, 3) void rsi_dbg(u32 zone, const char *fmt, ...); 63 64 #define RSI_MAX_BANDS 2 65 #define RSI_MAX_VIFS 3 66 #define NUM_EDCA_QUEUES 4 67 #define IEEE80211_ADDR_LEN 6 68 #define FRAME_DESC_SZ 16 69 #define MIN_802_11_HDR_LEN 24 70 #define RSI_DEF_KEEPALIVE 90 71 #define RSI_WOW_KEEPALIVE 5 72 #define RSI_BCN_MISS_THRESHOLD 24 73 74 #define DATA_QUEUE_WATER_MARK 400 75 #define MIN_DATA_QUEUE_WATER_MARK 300 76 #define MULTICAST_WATER_MARK 200 77 #define MAC_80211_HDR_FRAME_CONTROL 0 78 #define WME_NUM_AC 4 79 #define NUM_SOFT_QUEUES 6 80 #define MAX_HW_QUEUES 12 81 #define INVALID_QUEUE 0xff 82 #define MAX_CONTINUOUS_VO_PKTS 8 83 #define MAX_CONTINUOUS_VI_PKTS 4 84 85 /* Hardware queue info */ 86 #define BROADCAST_HW_Q 9 87 #define MGMT_HW_Q 10 88 #define BEACON_HW_Q 11 89 90 #define IEEE80211_MGMT_FRAME 0x00 91 #define IEEE80211_CTL_FRAME 0x04 92 93 #define RSI_MAX_ASSOC_STAS 32 94 #define IEEE80211_QOS_TID 0x0f 95 #define IEEE80211_NONQOS_TID 16 96 97 #define MAX_DEBUGFS_ENTRIES 4 98 99 #define TID_TO_WME_AC(_tid) ( \ 100 ((_tid) == 0 || (_tid) == 3) ? BE_Q : \ 101 ((_tid) < 3) ? BK_Q : \ 102 ((_tid) < 6) ? VI_Q : \ 103 VO_Q) 104 105 #define WME_AC(_q) ( \ 106 ((_q) == BK_Q) ? IEEE80211_AC_BK : \ 107 ((_q) == BE_Q) ? IEEE80211_AC_BE : \ 108 ((_q) == VI_Q) ? IEEE80211_AC_VI : \ 109 IEEE80211_AC_VO) 110 111 /* WoWLAN flags */ 112 #define RSI_WOW_ENABLED BIT(0) 113 #define RSI_WOW_NO_CONNECTION BIT(1) 114 115 #define RSI_MAX_RX_PKTS 64 116 117 enum rsi_dev_model { 118 RSI_DEV_9113 = 0, 119 RSI_DEV_9116 120 }; 121 122 struct version_info { 123 u16 major; 124 u16 minor; 125 u8 release_num; 126 u8 patch_num; 127 union { 128 struct { 129 u8 fw_ver[8]; 130 } info; 131 } ver; 132 } __packed; 133 134 struct skb_info { 135 s8 rssi; 136 u32 flags; 137 u16 channel; 138 s8 tid; 139 s8 sta_id; 140 u8 internal_hdr_size; 141 struct ieee80211_vif *vif; 142 u8 vap_id; 143 bool have_key; 144 }; 145 146 enum edca_queue { 147 BK_Q, 148 BE_Q, 149 VI_Q, 150 VO_Q, 151 MGMT_SOFT_Q, 152 MGMT_BEACON_Q 153 }; 154 155 struct security_info { 156 u32 ptk_cipher; 157 u32 gtk_cipher; 158 }; 159 160 struct wmm_qinfo { 161 s32 weight; 162 s32 wme_params; 163 s32 pkt_contended; 164 s32 txop; 165 }; 166 167 struct transmit_q_stats { 168 u32 total_tx_pkt_send[NUM_EDCA_QUEUES + 2]; 169 u32 total_tx_pkt_freed[NUM_EDCA_QUEUES + 2]; 170 }; 171 172 #define MAX_BGSCAN_CHANNELS_DUAL_BAND 38 173 #define MAX_BGSCAN_PROBE_REQ_LEN 0x64 174 #define RSI_DEF_BGSCAN_THRLD 0x0 175 #define RSI_DEF_ROAM_THRLD 0xa 176 #define RSI_BGSCAN_PERIODICITY 0x1e 177 #define RSI_ACTIVE_SCAN_TIME 0x14 178 #define RSI_PASSIVE_SCAN_TIME 0x46 179 #define RSI_CHANNEL_SCAN_TIME 20 180 struct rsi_bgscan_params { 181 u16 bgscan_threshold; 182 u16 roam_threshold; 183 u16 bgscan_periodicity; 184 u8 num_bgscan_channels; 185 u8 two_probe; 186 u16 active_scan_duration; 187 u16 passive_scan_duration; 188 }; 189 190 struct vif_priv { 191 bool is_ht; 192 bool sgi; 193 u16 seq_start; 194 int vap_id; 195 }; 196 197 struct rsi_event { 198 atomic_t event_condition; 199 wait_queue_head_t event_queue; 200 }; 201 202 struct rsi_thread { 203 void (*thread_function)(void *); 204 struct completion completion; 205 struct task_struct *task; 206 struct rsi_event event; 207 atomic_t thread_done; 208 }; 209 210 struct cqm_info { 211 s8 last_cqm_event_rssi; 212 int rssi_thold; 213 u32 rssi_hyst; 214 }; 215 216 enum rsi_dfs_regions { 217 RSI_REGION_FCC = 0, 218 RSI_REGION_ETSI, 219 RSI_REGION_TELEC, 220 RSI_REGION_WORLD 221 }; 222 223 struct rsi_9116_features { 224 u8 pll_mode; 225 u8 rf_type; 226 u8 wireless_mode; 227 u8 afe_type; 228 u8 enable_ppe; 229 u8 dpd; 230 u32 sifs_tx_enable; 231 u32 ps_options; 232 }; 233 234 struct rsi_rate_config { 235 u32 configured_mask; /* configured by mac80211 bits 0-11=legacy 12+ mcs */ 236 u16 fixed_hw_rate; 237 bool fixed_enabled; 238 }; 239 240 struct rsi_common { 241 struct rsi_hw *priv; 242 struct vif_priv vif_info[RSI_MAX_VIFS]; 243 244 void *coex_cb; 245 bool mgmt_q_block; 246 struct version_info lmac_ver; 247 248 struct rsi_thread tx_thread; 249 struct sk_buff_head tx_queue[NUM_EDCA_QUEUES + 2]; 250 struct completion wlan_init_completion; 251 /* Mutex declaration */ 252 struct mutex mutex; 253 /* Mutex used for tx thread */ 254 struct mutex tx_lock; 255 /* Mutex used for rx thread */ 256 struct mutex rx_lock; 257 u8 endpoint; 258 259 /* Channel/band related */ 260 u8 band; 261 u8 num_supp_bands; 262 u8 channel_width; 263 264 u16 rts_threshold; 265 u32 bitrate_mask[RSI_MAX_BANDS]; 266 struct rsi_rate_config rate_config[RSI_MAX_BANDS]; 267 268 u8 rf_reset; 269 struct transmit_q_stats tx_stats; 270 struct security_info secinfo; 271 struct wmm_qinfo tx_qinfo[NUM_EDCA_QUEUES]; 272 struct ieee80211_tx_queue_params edca_params[NUM_EDCA_QUEUES]; 273 u8 mac_addr[IEEE80211_ADDR_LEN]; 274 275 /* state related */ 276 u32 fsm_state; 277 bool init_done; 278 u8 bb_rf_prog_count; 279 bool iface_down; 280 281 /* Generic */ 282 u8 channel; 283 u8 *rx_data_pkt; 284 u8 mac_id; 285 u8 radio_id; 286 u16 rate_pwr[20]; 287 288 /* WMM algo related */ 289 u8 selected_qnum; 290 u32 pkt_cnt; 291 u8 min_weight; 292 293 /* bgscan related */ 294 struct cqm_info cqm_info; 295 296 bool hw_data_qs_blocked; 297 u8 driver_mode; 298 u8 coex_mode; 299 u16 oper_mode; 300 u8 lp_ps_handshake_mode; 301 u8 ulp_ps_handshake_mode; 302 u8 uapsd_bitmap; 303 u8 rf_power_val; 304 u8 wlan_rf_power_mode; 305 u8 obm_ant_sel_val; 306 int tx_power; 307 u8 ant_in_use; 308 /* Mutex used for writing packet to bus */ 309 struct mutex tx_bus_mutex; 310 bool hibernate_resume; 311 bool reinit_hw; 312 u8 wow_flags; 313 u16 beacon_interval; 314 u8 dtim_cnt; 315 316 /* AP mode parameters */ 317 u8 beacon_enabled; 318 u16 beacon_cnt; 319 struct rsi_sta stations[RSI_MAX_ASSOC_STAS + 1]; 320 int num_stations; 321 int max_stations; 322 struct ieee80211_key_conf *key; 323 324 /* Wi-Fi direct mode related */ 325 bool p2p_enabled; 326 struct timer_list roc_timer; 327 struct ieee80211_vif *roc_vif; 328 329 bool eapol4_confirm; 330 bool bt_defer_attach; 331 void *bt_adapter; 332 333 struct cfg80211_scan_request *hwscan; 334 struct rsi_bgscan_params bgscan; 335 struct rsi_9116_features w9116_features; 336 u8 bgscan_en; 337 u8 mac_ops_resumed; 338 }; 339 340 struct eepromrw_info { 341 u32 offset; 342 u32 length; 343 u8 write; 344 u16 eeprom_erase; 345 u8 data[480]; 346 }; 347 348 struct eeprom_read { 349 u16 length; 350 u16 off_set; 351 }; 352 353 struct rsi_hw { 354 struct rsi_common *priv; 355 enum rsi_dev_model device_model; 356 struct ieee80211_hw *hw; 357 struct ieee80211_vif *vifs[RSI_MAX_VIFS]; 358 struct ieee80211_tx_queue_params edca_params[NUM_EDCA_QUEUES]; 359 struct ieee80211_supported_band sbands[NUM_NL80211_BANDS]; 360 361 struct device *device; 362 u8 sc_nvifs; 363 364 enum rsi_host_intf rsi_host_intf; 365 u16 block_size; 366 enum ps_state ps_state; 367 struct rsi_ps_info ps_info; 368 spinlock_t ps_lock; /*To protect power save config*/ 369 u32 usb_buffer_status_reg; 370 #ifdef CONFIG_RSI_DEBUGFS 371 struct rsi_debugfs *dfsentry; 372 u8 num_debugfs_entries; 373 #endif 374 char *fw_file_name; 375 struct timer_list bl_cmd_timer; 376 bool blcmd_timer_expired; 377 u32 flash_capacity; 378 struct eepromrw_info eeprom; 379 u32 interrupt_status; 380 u8 dfs_region; 381 char country[2]; 382 void *rsi_dev; 383 struct rsi_host_intf_ops *host_intf_ops; 384 int (*check_hw_queue_status)(struct rsi_hw *adapter, u8 q_num); 385 int (*determine_event_timeout)(struct rsi_hw *adapter); 386 }; 387 388 void rsi_print_version(struct rsi_common *common); 389 390 struct rsi_host_intf_ops { 391 int (*read_pkt)(struct rsi_hw *adapter, u8 *pkt, u32 len); 392 int (*write_pkt)(struct rsi_hw *adapter, u8 *pkt, u32 len); 393 int (*master_access_msword)(struct rsi_hw *adapter, u16 ms_word); 394 int (*read_reg_multiple)(struct rsi_hw *adapter, u32 addr, 395 u8 *data, u16 count); 396 int (*write_reg_multiple)(struct rsi_hw *adapter, u32 addr, 397 u8 *data, u16 count); 398 int (*master_reg_read)(struct rsi_hw *adapter, u32 addr, 399 u32 *read_buf, u16 size); 400 int (*master_reg_write)(struct rsi_hw *adapter, 401 unsigned long addr, unsigned long data, 402 u16 size); 403 int (*load_data_master_write)(struct rsi_hw *adapter, u32 addr, 404 u32 instructions_size, u16 block_size, 405 u8 *fw); 406 int (*reinit_device)(struct rsi_hw *adapter); 407 int (*ta_reset)(struct rsi_hw *adapter); 408 }; 409 410 enum rsi_host_intf rsi_get_host_intf(void *priv); 411 void rsi_set_bt_context(void *priv, void *bt_context); 412 void rsi_attach_bt(struct rsi_common *common); 413 414 #endif 415