Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/dev/iwn/if_iwnvar.h
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1 /* $FreeBSD: releng/10.0/sys/dev/iwn/if_iwnvar.h 254204 2013-08-11 01:57:54Z adrian $ */ 2 /* $OpenBSD: if_iwnvar.h,v 1.18 2010/04/30 16:06:46 damien Exp $ */ 3 4 /*- 5 * Copyright (c) 2013 Cedric GROSS <cg@cgross.info> 6 * Copyright (c) 2011 Intel Corporation 7 * Copyright (c) 2007, 2008 8 * Damien Bergamini <damien.bergamini@free.fr> 9 * Copyright (c) 2008 Sam Leffler, Errno Consulting 10 * 11 * Permission to use, copy, modify, and distribute this software for any 12 * purpose with or without fee is hereby granted, provided that the above 13 * copyright notice and this permission notice appear in all copies. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 16 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 17 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 18 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 19 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 20 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 21 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 22 */ 23 enum iwn_rxon_ctx_id { 24 IWN_RXON_BSS_CTX, 25 IWN_RXON_PAN_CTX, 26 IWN_NUM_RXON_CTX 27 }; 28 29 struct iwn_pan_slot { 30 uint16_t time; 31 uint8_t type; 32 uint8_t reserved; 33 } __packed; 34 35 struct iwn_pan_params_cmd { 36 uint16_t flags; 37 #define IWN_PAN_PARAMS_FLG_SLOTTED_MODE (1 << 3) 38 39 uint8_t reserved; 40 uint8_t num_slots; 41 struct iwn_pan_slot slots[10]; 42 } __packed; 43 44 struct iwn_led_mode 45 { 46 uint8_t led_cur_mode; 47 uint64_t led_cur_bt; 48 uint64_t led_last_bt; 49 uint64_t led_cur_tpt; 50 uint64_t led_last_tpt; 51 uint64_t led_bt_diff; 52 int led_cur_time; 53 int led_last_time; 54 }; 55 56 struct iwn_rx_radiotap_header { 57 struct ieee80211_radiotap_header wr_ihdr; 58 uint64_t wr_tsft; 59 uint8_t wr_flags; 60 uint8_t wr_rate; 61 uint16_t wr_chan_freq; 62 uint16_t wr_chan_flags; 63 int8_t wr_dbm_antsignal; 64 int8_t wr_dbm_antnoise; 65 } __packed; 66 67 #define IWN_RX_RADIOTAP_PRESENT \ 68 ((1 << IEEE80211_RADIOTAP_TSFT) | \ 69 (1 << IEEE80211_RADIOTAP_FLAGS) | \ 70 (1 << IEEE80211_RADIOTAP_RATE) | \ 71 (1 << IEEE80211_RADIOTAP_CHANNEL) | \ 72 (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | \ 73 (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE)) 74 75 struct iwn_tx_radiotap_header { 76 struct ieee80211_radiotap_header wt_ihdr; 77 uint8_t wt_flags; 78 uint8_t wt_rate; 79 uint16_t wt_chan_freq; 80 uint16_t wt_chan_flags; 81 } __packed; 82 83 #define IWN_TX_RADIOTAP_PRESENT \ 84 ((1 << IEEE80211_RADIOTAP_FLAGS) | \ 85 (1 << IEEE80211_RADIOTAP_RATE) | \ 86 (1 << IEEE80211_RADIOTAP_CHANNEL)) 87 88 struct iwn_dma_info { 89 bus_dma_tag_t tag; 90 bus_dmamap_t map; 91 bus_dma_segment_t seg; 92 bus_addr_t paddr; 93 caddr_t vaddr; 94 bus_size_t size; 95 }; 96 97 struct iwn_tx_data { 98 bus_dmamap_t map; 99 bus_addr_t cmd_paddr; 100 bus_addr_t scratch_paddr; 101 struct mbuf *m; 102 struct ieee80211_node *ni; 103 }; 104 105 struct iwn_tx_ring { 106 struct iwn_dma_info desc_dma; 107 struct iwn_dma_info cmd_dma; 108 struct iwn_tx_desc *desc; 109 struct iwn_tx_cmd *cmd; 110 struct iwn_tx_data data[IWN_TX_RING_COUNT]; 111 bus_dma_tag_t data_dmat; 112 int qid; 113 int queued; 114 int cur; 115 int read; 116 }; 117 118 struct iwn_softc; 119 120 struct iwn_rx_data { 121 struct mbuf *m; 122 bus_dmamap_t map; 123 }; 124 125 struct iwn_rx_ring { 126 struct iwn_dma_info desc_dma; 127 struct iwn_dma_info stat_dma; 128 uint32_t *desc; 129 struct iwn_rx_status *stat; 130 struct iwn_rx_data data[IWN_RX_RING_COUNT]; 131 bus_dma_tag_t data_dmat; 132 int cur; 133 }; 134 135 struct iwn_node { 136 struct ieee80211_node ni; /* must be the first */ 137 uint16_t disable_tid; 138 uint8_t id; 139 struct { 140 uint64_t bitmap; 141 int startidx; 142 int nframes; 143 } agg[IEEE80211_TID_SIZE]; 144 }; 145 146 struct iwn_calib_state { 147 uint8_t state; 148 #define IWN_CALIB_STATE_INIT 0 149 #define IWN_CALIB_STATE_ASSOC 1 150 #define IWN_CALIB_STATE_RUN 2 151 152 u_int nbeacons; 153 uint32_t noise[3]; 154 uint32_t rssi[3]; 155 uint32_t ofdm_x1; 156 uint32_t ofdm_mrc_x1; 157 uint32_t ofdm_x4; 158 uint32_t ofdm_mrc_x4; 159 uint32_t cck_x4; 160 uint32_t cck_mrc_x4; 161 uint32_t bad_plcp_ofdm; 162 uint32_t fa_ofdm; 163 uint32_t bad_plcp_cck; 164 uint32_t fa_cck; 165 uint32_t low_fa; 166 uint8_t cck_state; 167 #define IWN_CCK_STATE_INIT 0 168 #define IWN_CCK_STATE_LOFA 1 169 #define IWN_CCK_STATE_HIFA 2 170 171 uint8_t noise_samples[20]; 172 u_int cur_noise_sample; 173 uint8_t noise_ref; 174 uint32_t energy_samples[10]; 175 u_int cur_energy_sample; 176 uint32_t energy_cck; 177 }; 178 179 struct iwn_calib_info { 180 uint8_t *buf; 181 u_int len; 182 }; 183 184 struct iwn_fw_part { 185 const uint8_t *text; 186 uint32_t textsz; 187 const uint8_t *data; 188 uint32_t datasz; 189 }; 190 191 struct iwn_fw_info { 192 const uint8_t *data; 193 size_t size; 194 struct iwn_fw_part init; 195 struct iwn_fw_part main; 196 struct iwn_fw_part boot; 197 }; 198 199 struct iwn_ops { 200 int (*load_firmware)(struct iwn_softc *); 201 void (*read_eeprom)(struct iwn_softc *); 202 int (*post_alive)(struct iwn_softc *); 203 int (*nic_config)(struct iwn_softc *); 204 void (*update_sched)(struct iwn_softc *, int, int, uint8_t, 205 uint16_t); 206 int (*get_temperature)(struct iwn_softc *); 207 int (*get_rssi)(struct iwn_softc *, struct iwn_rx_stat *); 208 int (*set_txpower)(struct iwn_softc *, 209 struct ieee80211_channel *, int); 210 int (*init_gains)(struct iwn_softc *); 211 int (*set_gains)(struct iwn_softc *); 212 int (*add_node)(struct iwn_softc *, struct iwn_node_info *, 213 int); 214 void (*tx_done)(struct iwn_softc *, struct iwn_rx_desc *, 215 struct iwn_rx_data *); 216 void (*ampdu_tx_start)(struct iwn_softc *, 217 struct ieee80211_node *, int, uint8_t, uint16_t); 218 void (*ampdu_tx_stop)(struct iwn_softc *, int, uint8_t, 219 uint16_t); 220 }; 221 222 struct iwn_vap { 223 struct ieee80211vap iv_vap; 224 uint8_t iv_ridx; 225 226 int (*iv_newstate)(struct ieee80211vap *, 227 enum ieee80211_state, int); 228 int ctx; 229 int beacon_int; 230 uint8_t macaddr[IEEE80211_ADDR_LEN]; 231 232 }; 233 #define IWN_VAP(_vap) ((struct iwn_vap *)(_vap)) 234 235 struct iwn_softc { 236 device_t sc_dev; 237 238 struct ifnet *sc_ifp; 239 int sc_debug; 240 241 struct mtx sc_mtx; 242 243 u_int sc_flags; 244 #define IWN_FLAG_HAS_OTPROM (1 << 1) 245 #define IWN_FLAG_CALIB_DONE (1 << 2) 246 #define IWN_FLAG_USE_ICT (1 << 3) 247 #define IWN_FLAG_INTERNAL_PA (1 << 4) 248 #define IWN_FLAG_HAS_11N (1 << 6) 249 #define IWN_FLAG_ENH_SENS (1 << 7) 250 #define IWN_FLAG_ADV_BTCOEX (1 << 8) 251 #define IWN_FLAG_PAN_SUPPORT (1 << 9) 252 253 uint8_t hw_type; 254 /* subdevice_id used to adjust configuration */ 255 uint16_t subdevice_id; 256 257 struct iwn_ops ops; 258 const char *fwname; 259 const struct iwn_sensitivity_limits 260 *limits; 261 int ntxqs; 262 int firstaggqueue; 263 int ndmachnls; 264 uint8_t broadcast_id; 265 int rxonsz; 266 int schedsz; 267 uint32_t fw_text_maxsz; 268 uint32_t fw_data_maxsz; 269 uint32_t fwsz; 270 bus_size_t sched_txfact_addr; 271 uint32_t reset_noise_gain; 272 uint32_t noise_gain; 273 274 /* TX scheduler rings. */ 275 struct iwn_dma_info sched_dma; 276 uint16_t *sched; 277 uint32_t sched_base; 278 279 /* "Keep Warm" page. */ 280 struct iwn_dma_info kw_dma; 281 282 /* Firmware image. */ 283 const struct firmware *fw_fp; 284 285 /* Firmware DMA transfer. */ 286 struct iwn_dma_info fw_dma; 287 288 /* ICT table. */ 289 struct iwn_dma_info ict_dma; 290 uint32_t *ict; 291 int ict_cur; 292 293 /* TX/RX rings. */ 294 struct iwn_tx_ring txq[IWN5000_NTXQUEUES]; 295 struct iwn_rx_ring rxq; 296 297 int mem_rid; 298 struct resource *mem; 299 bus_space_tag_t sc_st; 300 bus_space_handle_t sc_sh; 301 int irq_rid; 302 struct resource *irq; 303 void *sc_ih; 304 bus_size_t sc_sz; 305 int sc_cap_off; /* PCIe Capabilities. */ 306 307 /* Tasks used by the driver */ 308 struct task sc_reinit_task; 309 struct task sc_radioon_task; 310 struct task sc_radiooff_task; 311 312 struct callout calib_to; 313 int calib_cnt; 314 struct iwn_calib_state calib; 315 struct callout watchdog_to; 316 struct callout ct_kill_exit_to; 317 struct iwn_fw_info fw; 318 struct iwn_calib_info calibcmd[5]; 319 uint32_t errptr; 320 321 struct iwn_rx_stat last_rx_stat; 322 int last_rx_valid; 323 struct iwn_ucode_info ucode_info; 324 struct iwn_rxon rx_on[IWN_NUM_RXON_CTX]; 325 struct iwn_rxon *rxon; 326 int ctx; 327 struct ieee80211vap *ivap[IWN_NUM_RXON_CTX]; 328 329 uint8_t uc_scan_progress; 330 uint32_t rawtemp; 331 int temp; 332 int noise; 333 uint32_t qfullmsk; 334 335 uint32_t prom_base; 336 struct iwn4965_eeprom_band 337 bands[IWN_NBANDS]; 338 struct iwn_eeprom_chan eeprom_channels[IWN_NBANDS][IWN_MAX_CHAN_PER_BAND]; 339 uint16_t rfcfg; 340 uint8_t calib_ver; 341 char eeprom_domain[4]; 342 uint32_t eeprom_crystal; 343 int16_t eeprom_temp; 344 int16_t eeprom_temp_high; 345 int16_t eeprom_voltage; 346 int8_t maxpwr2GHz; 347 int8_t maxpwr5GHz; 348 int8_t maxpwr[IEEE80211_CHAN_MAX]; 349 350 uint32_t tlv_feature_flags; 351 352 int32_t temp_off; 353 uint32_t int_mask; 354 uint8_t ntxchains; 355 uint8_t nrxchains; 356 uint8_t txchainmask; 357 uint8_t rxchainmask; 358 uint8_t chainmask; 359 360 int sc_tx_timer; 361 int sc_scan_timer; 362 363 struct ieee80211_tx_ampdu *qid2tap[IWN5000_NTXQUEUES]; 364 365 int (*sc_ampdu_rx_start)(struct ieee80211_node *, 366 struct ieee80211_rx_ampdu *, int, int, int); 367 void (*sc_ampdu_rx_stop)(struct ieee80211_node *, 368 struct ieee80211_rx_ampdu *); 369 int (*sc_addba_request)(struct ieee80211_node *, 370 struct ieee80211_tx_ampdu *, int, int, int); 371 int (*sc_addba_response)(struct ieee80211_node *, 372 struct ieee80211_tx_ampdu *, int, int, int); 373 void (*sc_addba_stop)(struct ieee80211_node *, 374 struct ieee80211_tx_ampdu *); 375 376 struct iwn_led_mode sc_led; 377 378 struct iwn_rx_radiotap_header sc_rxtap; 379 struct iwn_tx_radiotap_header sc_txtap; 380 381 /* The power save level originally configured by user */ 382 int desired_pwrsave_level; 383 384 /* 385 * The current power save level, this may differ from the 386 * configured value due to thermal throttling etc. 387 */ 388 int current_pwrsave_level; 389 390 /* For specifique params */ 391 struct iwn_base_params *base_params; 392 }; 393 394 #define IWN_LOCK_INIT(_sc) \ 395 mtx_init(&(_sc)->sc_mtx, device_get_nameunit((_sc)->sc_dev), \ 396 MTX_NETWORK_LOCK, MTX_DEF) 397 #define IWN_LOCK(_sc) mtx_lock(&(_sc)->sc_mtx) 398 #define IWN_LOCK_ASSERT(_sc) mtx_assert(&(_sc)->sc_mtx, MA_OWNED) 399 #define IWN_UNLOCK(_sc) mtx_unlock(&(_sc)->sc_mtx) 400 #define IWN_LOCK_DESTROY(_sc) mtx_destroy(&(_sc)->sc_mtx)
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