iwl-dev.h revision debcf734287a4e15710e6da7add0febca349d5b4
1/****************************************************************************** 2 * 3 * Copyright(c) 2003 - 2011 Intel Corporation. All rights reserved. 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 * Intel Linux Wireless <ilw@linux.intel.com> 23 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 24 * 25 *****************************************************************************/ 26/* 27 * Please use this file (iwl-dev.h) for driver implementation definitions. 28 * Please use iwl-commands.h for uCode API definitions. 29 */ 30 31#ifndef __iwl_dev_h__ 32#define __iwl_dev_h__ 33 34#include <linux/interrupt.h> 35#include <linux/pci.h> /* for struct pci_device_id */ 36#include <linux/kernel.h> 37#include <linux/wait.h> 38#include <linux/leds.h> 39#include <linux/slab.h> 40#include <net/ieee80211_radiotap.h> 41 42#include "iwl-eeprom.h" 43#include "iwl-csr.h" 44#include "iwl-prph.h" 45#include "iwl-debug.h" 46#include "iwl-agn-hw.h" 47#include "iwl-led.h" 48#include "iwl-power.h" 49#include "iwl-agn-rs.h" 50#include "iwl-agn-tt.h" 51#include "iwl-bus.h" 52#include "iwl-trans.h" 53#include "iwl-shared.h" 54 55struct iwl_tx_queue; 56 57/* CT-KILL constants */ 58#define CT_KILL_THRESHOLD_LEGACY 110 /* in Celsius */ 59#define CT_KILL_THRESHOLD 114 /* in Celsius */ 60#define CT_KILL_EXIT_THRESHOLD 95 /* in Celsius */ 61 62/* Default noise level to report when noise measurement is not available. 63 * This may be because we're: 64 * 1) Not associated (4965, no beacon statistics being sent to driver) 65 * 2) Scanning (noise measurement does not apply to associated channel) 66 * 3) Receiving CCK (3945 delivers noise info only for OFDM frames) 67 * Use default noise value of -127 ... this is below the range of measurable 68 * Rx dBm for either 3945 or 4965, so it can indicate "unmeasurable" to user. 69 * Also, -127 works better than 0 when averaging frames with/without 70 * noise info (e.g. averaging might be done in app); measured dBm values are 71 * always negative ... using a negative value as the default keeps all 72 * averages within an s8's (used in some apps) range of negative values. */ 73#define IWL_NOISE_MEAS_NOT_AVAILABLE (-127) 74 75/* 76 * RTS threshold here is total size [2347] minus 4 FCS bytes 77 * Per spec: 78 * a value of 0 means RTS on all data/management packets 79 * a value > max MSDU size means no RTS 80 * else RTS for data/management frames where MPDU is larger 81 * than RTS value. 82 */ 83#define DEFAULT_RTS_THRESHOLD 2347U 84#define MIN_RTS_THRESHOLD 0U 85#define MAX_RTS_THRESHOLD 2347U 86#define MAX_MSDU_SIZE 2304U 87#define MAX_MPDU_SIZE 2346U 88#define DEFAULT_BEACON_INTERVAL 200U 89#define DEFAULT_SHORT_RETRY_LIMIT 7U 90#define DEFAULT_LONG_RETRY_LIMIT 4U 91 92/* defined below */ 93struct iwl_device_cmd; 94 95struct iwl_cmd_meta { 96 /* only for SYNC commands, iff the reply skb is wanted */ 97 struct iwl_host_cmd *source; 98 /* 99 * only for ASYNC commands 100 * (which is somewhat stupid -- look at iwl-sta.c for instance 101 * which duplicates a bunch of code because the callback isn't 102 * invoked for SYNC commands, if it were and its result passed 103 * through it would be simpler...) 104 */ 105 void (*callback)(struct iwl_priv *priv, 106 struct iwl_device_cmd *cmd, 107 struct iwl_rx_packet *pkt); 108 109 u32 flags; 110 111 DEFINE_DMA_UNMAP_ADDR(mapping); 112 DEFINE_DMA_UNMAP_LEN(len); 113}; 114 115/* 116 * Generic queue structure 117 * 118 * Contains common data for Rx and Tx queues. 119 * 120 * Note the difference between n_bd and n_window: the hardware 121 * always assumes 256 descriptors, so n_bd is always 256 (unless 122 * there might be HW changes in the future). For the normal TX 123 * queues, n_window, which is the size of the software queue data 124 * is also 256; however, for the command queue, n_window is only 125 * 32 since we don't need so many commands pending. Since the HW 126 * still uses 256 BDs for DMA though, n_bd stays 256. As a result, 127 * the software buffers (in the variables @meta, @txb in struct 128 * iwl_tx_queue) only have 32 entries, while the HW buffers (@tfds 129 * in the same struct) have 256. 130 * This means that we end up with the following: 131 * HW entries: | 0 | ... | N * 32 | ... | N * 32 + 31 | ... | 255 | 132 * SW entries: | 0 | ... | 31 | 133 * where N is a number between 0 and 7. This means that the SW 134 * data is a window overlayed over the HW queue. 135 */ 136struct iwl_queue { 137 int n_bd; /* number of BDs in this queue */ 138 int write_ptr; /* 1-st empty entry (index) host_w*/ 139 int read_ptr; /* last used entry (index) host_r*/ 140 /* use for monitoring and recovering the stuck queue */ 141 dma_addr_t dma_addr; /* physical addr for BD's */ 142 int n_window; /* safe queue window */ 143 u32 id; 144 int low_mark; /* low watermark, resume queue if free 145 * space more than this */ 146 int high_mark; /* high watermark, stop queue if free 147 * space less than this */ 148}; 149 150/** 151 * struct iwl_tx_queue - Tx Queue for DMA 152 * @q: generic Rx/Tx queue descriptor 153 * @bd: base of circular buffer of TFDs 154 * @cmd: array of command/TX buffer pointers 155 * @meta: array of meta data for each command/tx buffer 156 * @dma_addr_cmd: physical address of cmd/tx buffer array 157 * @txb: array of per-TFD driver data 158 * @time_stamp: time (in jiffies) of last read_ptr change 159 * @need_update: indicates need to update read/write index 160 * @sched_retry: indicates queue is high-throughput aggregation (HT AGG) enabled 161 * @sta_id: valid if sched_retry is set 162 * @tid: valid if sched_retry is set 163 * 164 * A Tx queue consists of circular buffer of BDs (a.k.a. TFDs, transmit frame 165 * descriptors) and required locking structures. 166 */ 167#define TFD_TX_CMD_SLOTS 256 168#define TFD_CMD_SLOTS 32 169 170struct iwl_tx_queue { 171 struct iwl_queue q; 172 struct iwl_tfd *tfds; 173 struct iwl_device_cmd **cmd; 174 struct iwl_cmd_meta *meta; 175 struct sk_buff **skbs; 176 unsigned long time_stamp; 177 u8 need_update; 178 u8 sched_retry; 179 u8 active; 180 u8 swq_id; 181 182 u16 sta_id; 183 u16 tid; 184}; 185 186#define IWL_NUM_SCAN_RATES (2) 187 188/* 189 * One for each channel, holds all channel setup data 190 * Some of the fields (e.g. eeprom and flags/max_power_avg) are redundant 191 * with one another! 192 */ 193struct iwl_channel_info { 194 struct iwl_eeprom_channel eeprom; /* EEPROM regulatory limit */ 195 struct iwl_eeprom_channel ht40_eeprom; /* EEPROM regulatory limit for 196 * HT40 channel */ 197 198 u8 channel; /* channel number */ 199 u8 flags; /* flags copied from EEPROM */ 200 s8 max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */ 201 s8 curr_txpow; /* (dBm) regulatory/spectrum/user (not h/w) limit */ 202 s8 min_power; /* always 0 */ 203 s8 scan_power; /* (dBm) regul. eeprom, direct scans, any rate */ 204 205 u8 group_index; /* 0-4, maps channel to group1/2/3/4/5 */ 206 u8 band_index; /* 0-4, maps channel to band1/2/3/4/5 */ 207 enum ieee80211_band band; 208 209 /* HT40 channel info */ 210 s8 ht40_max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */ 211 u8 ht40_flags; /* flags copied from EEPROM */ 212 u8 ht40_extension_channel; /* HT_IE_EXT_CHANNEL_* */ 213}; 214 215#define IWL_TX_FIFO_BK 0 /* shared */ 216#define IWL_TX_FIFO_BE 1 217#define IWL_TX_FIFO_VI 2 /* shared */ 218#define IWL_TX_FIFO_VO 3 219#define IWL_TX_FIFO_BK_IPAN IWL_TX_FIFO_BK 220#define IWL_TX_FIFO_BE_IPAN 4 221#define IWL_TX_FIFO_VI_IPAN IWL_TX_FIFO_VI 222#define IWL_TX_FIFO_VO_IPAN 5 223/* re-uses the VO FIFO, uCode will properly flush/schedule */ 224#define IWL_TX_FIFO_AUX 5 225#define IWL_TX_FIFO_UNUSED -1 226 227/* AUX (TX during scan dwell) queue */ 228#define IWL_AUX_QUEUE 10 229 230/* 231 * Minimum number of queues. MAX_NUM is defined in hw specific files. 232 * Set the minimum to accommodate 233 * - 4 standard TX queues 234 * - the command queue 235 * - 4 PAN TX queues 236 * - the PAN multicast queue, and 237 * - the AUX (TX during scan dwell) queue. 238 */ 239#define IWL_MIN_NUM_QUEUES 11 240 241/* 242 * Command queue depends on iPAN support. 243 */ 244#define IWL_DEFAULT_CMD_QUEUE_NUM 4 245#define IWL_IPAN_CMD_QUEUE_NUM 9 246 247#define IEEE80211_DATA_LEN 2304 248#define IEEE80211_4ADDR_LEN 30 249#define IEEE80211_HLEN (IEEE80211_4ADDR_LEN) 250#define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN) 251 252 253#define SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4) 254#define SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ) 255#define MAX_SN ((IEEE80211_SCTL_SEQ) >> 4) 256 257enum { 258 CMD_SYNC = 0, 259 CMD_ASYNC = BIT(0), 260 CMD_WANT_SKB = BIT(1), 261 CMD_ON_DEMAND = BIT(2), 262}; 263 264#define DEF_CMD_PAYLOAD_SIZE 320 265 266/** 267 * struct iwl_device_cmd 268 * 269 * For allocation of the command and tx queues, this establishes the overall 270 * size of the largest command we send to uCode, except for commands that 271 * aren't fully copied and use other TFD space. 272 */ 273struct iwl_device_cmd { 274 struct iwl_cmd_header hdr; /* uCode API */ 275 union { 276 u32 flags; 277 u8 val8; 278 u16 val16; 279 u32 val32; 280 struct iwl_tx_cmd tx; 281 struct iwl6000_channel_switch_cmd chswitch; 282 u8 payload[DEF_CMD_PAYLOAD_SIZE]; 283 } __packed cmd; 284} __packed; 285 286#define TFD_MAX_PAYLOAD_SIZE (sizeof(struct iwl_device_cmd)) 287 288#define IWL_MAX_CMD_TFDS 2 289 290enum iwl_hcmd_dataflag { 291 IWL_HCMD_DFL_NOCOPY = BIT(0), 292}; 293 294/** 295 * struct iwl_host_cmd - Host command to the uCode 296 * @data: array of chunks that composes the data of the host command 297 * @reply_page: pointer to the page that holds the response to the host command 298 * @callback: 299 * @flags: can be CMD_* note CMD_WANT_SKB is incompatible withe CMD_ASYNC 300 * @len: array of the lenths of the chunks in data 301 * @dataflags: 302 * @id: id of the host command 303 */ 304struct iwl_host_cmd { 305 const void *data[IWL_MAX_CMD_TFDS]; 306 unsigned long reply_page; 307 void (*callback)(struct iwl_priv *priv, 308 struct iwl_device_cmd *cmd, 309 struct iwl_rx_packet *pkt); 310 u32 flags; 311 u16 len[IWL_MAX_CMD_TFDS]; 312 u8 dataflags[IWL_MAX_CMD_TFDS]; 313 u8 id; 314}; 315 316#define SUP_RATE_11A_MAX_NUM_CHANNELS 8 317#define SUP_RATE_11B_MAX_NUM_CHANNELS 4 318#define SUP_RATE_11G_MAX_NUM_CHANNELS 12 319 320#define IWL_SUPPORTED_RATES_IE_LEN 8 321 322#define IWL_INVALID_RATE 0xFF 323#define IWL_INVALID_VALUE -1 324 325union iwl_ht_rate_supp { 326 u16 rates; 327 struct { 328 u8 siso_rate; 329 u8 mimo_rate; 330 }; 331}; 332 333#define CFG_HT_RX_AMPDU_FACTOR_8K (0x0) 334#define CFG_HT_RX_AMPDU_FACTOR_16K (0x1) 335#define CFG_HT_RX_AMPDU_FACTOR_32K (0x2) 336#define CFG_HT_RX_AMPDU_FACTOR_64K (0x3) 337#define CFG_HT_RX_AMPDU_FACTOR_DEF CFG_HT_RX_AMPDU_FACTOR_64K 338#define CFG_HT_RX_AMPDU_FACTOR_MAX CFG_HT_RX_AMPDU_FACTOR_64K 339#define CFG_HT_RX_AMPDU_FACTOR_MIN CFG_HT_RX_AMPDU_FACTOR_8K 340 341/* 342 * Maximal MPDU density for TX aggregation 343 * 4 - 2us density 344 * 5 - 4us density 345 * 6 - 8us density 346 * 7 - 16us density 347 */ 348#define CFG_HT_MPDU_DENSITY_2USEC (0x4) 349#define CFG_HT_MPDU_DENSITY_4USEC (0x5) 350#define CFG_HT_MPDU_DENSITY_8USEC (0x6) 351#define CFG_HT_MPDU_DENSITY_16USEC (0x7) 352#define CFG_HT_MPDU_DENSITY_DEF CFG_HT_MPDU_DENSITY_4USEC 353#define CFG_HT_MPDU_DENSITY_MAX CFG_HT_MPDU_DENSITY_16USEC 354#define CFG_HT_MPDU_DENSITY_MIN (0x1) 355 356struct iwl_ht_config { 357 bool single_chain_sufficient; 358 enum ieee80211_smps_mode smps; /* current smps mode */ 359}; 360 361/* QoS structures */ 362struct iwl_qos_info { 363 int qos_active; 364 struct iwl_qosparam_cmd def_qos_parm; 365}; 366 367/* 368 * Structure should be accessed with sta_lock held. When station addition 369 * is in progress (IWL_STA_UCODE_INPROGRESS) it is possible to access only 370 * the commands (iwl_addsta_cmd and iwl_link_quality_cmd) without sta_lock 371 * held. 372 */ 373struct iwl_station_entry { 374 struct iwl_addsta_cmd sta; 375 u8 used, ctxid; 376 struct iwl_link_quality_cmd *lq; 377}; 378 379struct iwl_station_priv_common { 380 struct iwl_rxon_context *ctx; 381 u8 sta_id; 382}; 383 384/* 385 * iwl_station_priv: Driver's private station information 386 * 387 * When mac80211 creates a station it reserves some space (hw->sta_data_size) 388 * in the structure for use by driver. This structure is places in that 389 * space. 390 */ 391struct iwl_station_priv { 392 struct iwl_station_priv_common common; 393 struct iwl_lq_sta lq_sta; 394 atomic_t pending_frames; 395 bool client; 396 bool asleep; 397 u8 max_agg_bufsize; 398}; 399 400/** 401 * struct iwl_vif_priv - driver's private per-interface information 402 * 403 * When mac80211 allocates a virtual interface, it can allocate 404 * space for us to put data into. 405 */ 406struct iwl_vif_priv { 407 struct iwl_rxon_context *ctx; 408 u8 ibss_bssid_sta_id; 409}; 410 411/* one for each uCode image (inst/data, boot/init/runtime) */ 412struct fw_desc { 413 void *v_addr; /* access by driver */ 414 dma_addr_t p_addr; /* access by card's busmaster DMA */ 415 u32 len; /* bytes */ 416}; 417 418struct fw_img { 419 struct fw_desc code, data; 420}; 421 422/* v1/v2 uCode file layout */ 423struct iwl_ucode_header { 424 __le32 ver; /* major/minor/API/serial */ 425 union { 426 struct { 427 __le32 inst_size; /* bytes of runtime code */ 428 __le32 data_size; /* bytes of runtime data */ 429 __le32 init_size; /* bytes of init code */ 430 __le32 init_data_size; /* bytes of init data */ 431 __le32 boot_size; /* bytes of bootstrap code */ 432 u8 data[0]; /* in same order as sizes */ 433 } v1; 434 struct { 435 __le32 build; /* build number */ 436 __le32 inst_size; /* bytes of runtime code */ 437 __le32 data_size; /* bytes of runtime data */ 438 __le32 init_size; /* bytes of init code */ 439 __le32 init_data_size; /* bytes of init data */ 440 __le32 boot_size; /* bytes of bootstrap code */ 441 u8 data[0]; /* in same order as sizes */ 442 } v2; 443 } u; 444}; 445 446/* 447 * new TLV uCode file layout 448 * 449 * The new TLV file format contains TLVs, that each specify 450 * some piece of data. To facilitate "groups", for example 451 * different instruction image with different capabilities, 452 * bundled with the same init image, an alternative mechanism 453 * is provided: 454 * When the alternative field is 0, that means that the item 455 * is always valid. When it is non-zero, then it is only 456 * valid in conjunction with items of the same alternative, 457 * in which case the driver (user) selects one alternative 458 * to use. 459 */ 460 461enum iwl_ucode_tlv_type { 462 IWL_UCODE_TLV_INVALID = 0, /* unused */ 463 IWL_UCODE_TLV_INST = 1, 464 IWL_UCODE_TLV_DATA = 2, 465 IWL_UCODE_TLV_INIT = 3, 466 IWL_UCODE_TLV_INIT_DATA = 4, 467 IWL_UCODE_TLV_BOOT = 5, 468 IWL_UCODE_TLV_PROBE_MAX_LEN = 6, /* a u32 value */ 469 IWL_UCODE_TLV_PAN = 7, 470 IWL_UCODE_TLV_RUNT_EVTLOG_PTR = 8, 471 IWL_UCODE_TLV_RUNT_EVTLOG_SIZE = 9, 472 IWL_UCODE_TLV_RUNT_ERRLOG_PTR = 10, 473 IWL_UCODE_TLV_INIT_EVTLOG_PTR = 11, 474 IWL_UCODE_TLV_INIT_EVTLOG_SIZE = 12, 475 IWL_UCODE_TLV_INIT_ERRLOG_PTR = 13, 476 IWL_UCODE_TLV_ENHANCE_SENS_TBL = 14, 477 IWL_UCODE_TLV_PHY_CALIBRATION_SIZE = 15, 478 IWL_UCODE_TLV_WOWLAN_INST = 16, 479 IWL_UCODE_TLV_WOWLAN_DATA = 17, 480 IWL_UCODE_TLV_FLAGS = 18, 481}; 482 483/** 484 * enum iwl_ucode_tlv_flag - ucode API flags 485 * @IWL_UCODE_TLV_FLAGS_PAN: This is PAN capable microcode; this previously 486 * was a separate TLV but moved here to save space. 487 * @IWL_UCODE_TLV_FLAGS_NEWSCAN: new uCode scan behaviour on hidden SSID, 488 * treats good CRC threshold as a boolean 489 * @IWL_UCODE_TLV_FLAGS_MFP: This uCode image supports MFP (802.11w). 490 * @IWL_UCODE_TLV_FLAGS_P2P: This uCode image supports P2P. 491 */ 492enum iwl_ucode_tlv_flag { 493 IWL_UCODE_TLV_FLAGS_PAN = BIT(0), 494 IWL_UCODE_TLV_FLAGS_NEWSCAN = BIT(1), 495 IWL_UCODE_TLV_FLAGS_MFP = BIT(2), 496 IWL_UCODE_TLV_FLAGS_P2P = BIT(3), 497}; 498 499struct iwl_ucode_tlv { 500 __le16 type; /* see above */ 501 __le16 alternative; /* see comment */ 502 __le32 length; /* not including type/length fields */ 503 u8 data[0]; 504} __packed; 505 506#define IWL_TLV_UCODE_MAGIC 0x0a4c5749 507 508struct iwl_tlv_ucode_header { 509 /* 510 * The TLV style ucode header is distinguished from 511 * the v1/v2 style header by first four bytes being 512 * zero, as such is an invalid combination of 513 * major/minor/API/serial versions. 514 */ 515 __le32 zero; 516 __le32 magic; 517 u8 human_readable[64]; 518 __le32 ver; /* major/minor/API/serial */ 519 __le32 build; 520 __le64 alternatives; /* bitmask of valid alternatives */ 521 /* 522 * The data contained herein has a TLV layout, 523 * see above for the TLV header and types. 524 * Note that each TLV is padded to a length 525 * that is a multiple of 4 for alignment. 526 */ 527 u8 data[0]; 528}; 529 530struct iwl_sensitivity_ranges { 531 u16 min_nrg_cck; 532 u16 max_nrg_cck; 533 534 u16 nrg_th_cck; 535 u16 nrg_th_ofdm; 536 537 u16 auto_corr_min_ofdm; 538 u16 auto_corr_min_ofdm_mrc; 539 u16 auto_corr_min_ofdm_x1; 540 u16 auto_corr_min_ofdm_mrc_x1; 541 542 u16 auto_corr_max_ofdm; 543 u16 auto_corr_max_ofdm_mrc; 544 u16 auto_corr_max_ofdm_x1; 545 u16 auto_corr_max_ofdm_mrc_x1; 546 547 u16 auto_corr_max_cck; 548 u16 auto_corr_max_cck_mrc; 549 u16 auto_corr_min_cck; 550 u16 auto_corr_min_cck_mrc; 551 552 u16 barker_corr_th_min; 553 u16 barker_corr_th_min_mrc; 554 u16 nrg_th_cca; 555}; 556 557 558#define KELVIN_TO_CELSIUS(x) ((x)-273) 559#define CELSIUS_TO_KELVIN(x) ((x)+273) 560 561 562/****************************************************************************** 563 * 564 * Functions implemented in core module which are forward declared here 565 * for use by iwl-[4-5].c 566 * 567 * NOTE: The implementation of these functions are not hardware specific 568 * which is why they are in the core module files. 569 * 570 * Naming convention -- 571 * iwl_ <-- Is part of iwlwifi 572 * iwlXXXX_ <-- Hardware specific (implemented in iwl-XXXX.c for XXXX) 573 * 574 ****************************************************************************/ 575extern void iwl_update_chain_flags(struct iwl_priv *priv); 576extern const u8 iwl_bcast_addr[ETH_ALEN]; 577 578#define IWL_OPERATION_MODE_AUTO 0 579#define IWL_OPERATION_MODE_HT_ONLY 1 580#define IWL_OPERATION_MODE_MIXED 2 581#define IWL_OPERATION_MODE_20MHZ 3 582 583#define IWL_TX_CRC_SIZE 4 584#define IWL_TX_DELIMITER_SIZE 4 585 586#define TX_POWER_IWL_ILLEGAL_VOLTAGE -10000 587 588/* Sensitivity and chain noise calibration */ 589#define INITIALIZATION_VALUE 0xFFFF 590#define IWL_CAL_NUM_BEACONS 16 591#define MAXIMUM_ALLOWED_PATHLOSS 15 592 593#define CHAIN_NOISE_MAX_DELTA_GAIN_CODE 3 594 595#define MAX_FA_OFDM 50 596#define MIN_FA_OFDM 5 597#define MAX_FA_CCK 50 598#define MIN_FA_CCK 5 599 600#define AUTO_CORR_STEP_OFDM 1 601 602#define AUTO_CORR_STEP_CCK 3 603#define AUTO_CORR_MAX_TH_CCK 160 604 605#define NRG_DIFF 2 606#define NRG_STEP_CCK 2 607#define NRG_MARGIN 8 608#define MAX_NUMBER_CCK_NO_FA 100 609 610#define AUTO_CORR_CCK_MIN_VAL_DEF (125) 611 612#define CHAIN_A 0 613#define CHAIN_B 1 614#define CHAIN_C 2 615#define CHAIN_NOISE_DELTA_GAIN_INIT_VAL 4 616#define ALL_BAND_FILTER 0xFF00 617#define IN_BAND_FILTER 0xFF 618#define MIN_AVERAGE_NOISE_MAX_VALUE 0xFFFFFFFF 619 620#define NRG_NUM_PREV_STAT_L 20 621#define NUM_RX_CHAINS 3 622 623enum iwlagn_false_alarm_state { 624 IWL_FA_TOO_MANY = 0, 625 IWL_FA_TOO_FEW = 1, 626 IWL_FA_GOOD_RANGE = 2, 627}; 628 629enum iwlagn_chain_noise_state { 630 IWL_CHAIN_NOISE_ALIVE = 0, /* must be 0 */ 631 IWL_CHAIN_NOISE_ACCUMULATE, 632 IWL_CHAIN_NOISE_CALIBRATED, 633 IWL_CHAIN_NOISE_DONE, 634}; 635 636 637/* 638 * enum iwl_calib 639 * defines the order in which results of initial calibrations 640 * should be sent to the runtime uCode 641 */ 642enum iwl_calib { 643 IWL_CALIB_XTAL, 644 IWL_CALIB_DC, 645 IWL_CALIB_LO, 646 IWL_CALIB_TX_IQ, 647 IWL_CALIB_TX_IQ_PERD, 648 IWL_CALIB_BASE_BAND, 649 IWL_CALIB_TEMP_OFFSET, 650 IWL_CALIB_MAX 651}; 652 653/* Opaque calibration results */ 654struct iwl_calib_result { 655 void *buf; 656 size_t buf_len; 657}; 658 659/* Sensitivity calib data */ 660struct iwl_sensitivity_data { 661 u32 auto_corr_ofdm; 662 u32 auto_corr_ofdm_mrc; 663 u32 auto_corr_ofdm_x1; 664 u32 auto_corr_ofdm_mrc_x1; 665 u32 auto_corr_cck; 666 u32 auto_corr_cck_mrc; 667 668 u32 last_bad_plcp_cnt_ofdm; 669 u32 last_fa_cnt_ofdm; 670 u32 last_bad_plcp_cnt_cck; 671 u32 last_fa_cnt_cck; 672 673 u32 nrg_curr_state; 674 u32 nrg_prev_state; 675 u32 nrg_value[10]; 676 u8 nrg_silence_rssi[NRG_NUM_PREV_STAT_L]; 677 u32 nrg_silence_ref; 678 u32 nrg_energy_idx; 679 u32 nrg_silence_idx; 680 u32 nrg_th_cck; 681 s32 nrg_auto_corr_silence_diff; 682 u32 num_in_cck_no_fa; 683 u32 nrg_th_ofdm; 684 685 u16 barker_corr_th_min; 686 u16 barker_corr_th_min_mrc; 687 u16 nrg_th_cca; 688}; 689 690/* Chain noise (differential Rx gain) calib data */ 691struct iwl_chain_noise_data { 692 u32 active_chains; 693 u32 chain_noise_a; 694 u32 chain_noise_b; 695 u32 chain_noise_c; 696 u32 chain_signal_a; 697 u32 chain_signal_b; 698 u32 chain_signal_c; 699 u16 beacon_count; 700 u8 disconn_array[NUM_RX_CHAINS]; 701 u8 delta_gain_code[NUM_RX_CHAINS]; 702 u8 radio_write; 703 u8 state; 704}; 705 706#define EEPROM_SEM_TIMEOUT 10 /* milliseconds */ 707#define EEPROM_SEM_RETRY_LIMIT 1000 /* number of attempts (not time) */ 708 709#define IWL_TRAFFIC_ENTRIES (256) 710#define IWL_TRAFFIC_ENTRY_SIZE (64) 711 712enum { 713 MEASUREMENT_READY = (1 << 0), 714 MEASUREMENT_ACTIVE = (1 << 1), 715}; 716 717enum iwl_nvm_type { 718 NVM_DEVICE_TYPE_EEPROM = 0, 719 NVM_DEVICE_TYPE_OTP, 720}; 721 722/* 723 * Two types of OTP memory access modes 724 * IWL_OTP_ACCESS_ABSOLUTE - absolute address mode, 725 * based on physical memory addressing 726 * IWL_OTP_ACCESS_RELATIVE - relative address mode, 727 * based on logical memory addressing 728 */ 729enum iwl_access_mode { 730 IWL_OTP_ACCESS_ABSOLUTE, 731 IWL_OTP_ACCESS_RELATIVE, 732}; 733 734/** 735 * enum iwl_pa_type - Power Amplifier type 736 * @IWL_PA_SYSTEM: based on uCode configuration 737 * @IWL_PA_INTERNAL: use Internal only 738 */ 739enum iwl_pa_type { 740 IWL_PA_SYSTEM = 0, 741 IWL_PA_INTERNAL = 1, 742}; 743 744/* reply_tx_statistics (for _agn devices) */ 745struct reply_tx_error_statistics { 746 u32 pp_delay; 747 u32 pp_few_bytes; 748 u32 pp_bt_prio; 749 u32 pp_quiet_period; 750 u32 pp_calc_ttak; 751 u32 int_crossed_retry; 752 u32 short_limit; 753 u32 long_limit; 754 u32 fifo_underrun; 755 u32 drain_flow; 756 u32 rfkill_flush; 757 u32 life_expire; 758 u32 dest_ps; 759 u32 host_abort; 760 u32 bt_retry; 761 u32 sta_invalid; 762 u32 frag_drop; 763 u32 tid_disable; 764 u32 fifo_flush; 765 u32 insuff_cf_poll; 766 u32 fail_hw_drop; 767 u32 sta_color_mismatch; 768 u32 unknown; 769}; 770 771/* reply_agg_tx_statistics (for _agn devices) */ 772struct reply_agg_tx_error_statistics { 773 u32 underrun; 774 u32 bt_prio; 775 u32 few_bytes; 776 u32 abort; 777 u32 last_sent_ttl; 778 u32 last_sent_try; 779 u32 last_sent_bt_kill; 780 u32 scd_query; 781 u32 bad_crc32; 782 u32 response; 783 u32 dump_tx; 784 u32 delay_tx; 785 u32 unknown; 786}; 787 788/* management statistics */ 789enum iwl_mgmt_stats { 790 MANAGEMENT_ASSOC_REQ = 0, 791 MANAGEMENT_ASSOC_RESP, 792 MANAGEMENT_REASSOC_REQ, 793 MANAGEMENT_REASSOC_RESP, 794 MANAGEMENT_PROBE_REQ, 795 MANAGEMENT_PROBE_RESP, 796 MANAGEMENT_BEACON, 797 MANAGEMENT_ATIM, 798 MANAGEMENT_DISASSOC, 799 MANAGEMENT_AUTH, 800 MANAGEMENT_DEAUTH, 801 MANAGEMENT_ACTION, 802 MANAGEMENT_MAX, 803}; 804/* control statistics */ 805enum iwl_ctrl_stats { 806 CONTROL_BACK_REQ = 0, 807 CONTROL_BACK, 808 CONTROL_PSPOLL, 809 CONTROL_RTS, 810 CONTROL_CTS, 811 CONTROL_ACK, 812 CONTROL_CFEND, 813 CONTROL_CFENDACK, 814 CONTROL_MAX, 815}; 816 817struct traffic_stats { 818#ifdef CONFIG_IWLWIFI_DEBUGFS 819 u32 mgmt[MANAGEMENT_MAX]; 820 u32 ctrl[CONTROL_MAX]; 821 u32 data_cnt; 822 u64 data_bytes; 823#endif 824}; 825 826/* 827 * schedule the timer to wake up every UCODE_TRACE_PERIOD milliseconds 828 * to perform continuous uCode event logging operation if enabled 829 */ 830#define UCODE_TRACE_PERIOD (100) 831 832/* 833 * iwl_event_log: current uCode event log position 834 * 835 * @ucode_trace: enable/disable ucode continuous trace timer 836 * @num_wraps: how many times the event buffer wraps 837 * @next_entry: the entry just before the next one that uCode would fill 838 * @non_wraps_count: counter for no wrap detected when dump ucode events 839 * @wraps_once_count: counter for wrap once detected when dump ucode events 840 * @wraps_more_count: counter for wrap more than once detected 841 * when dump ucode events 842 */ 843struct iwl_event_log { 844 bool ucode_trace; 845 u32 num_wraps; 846 u32 next_entry; 847 int non_wraps_count; 848 int wraps_once_count; 849 int wraps_more_count; 850}; 851 852/* 853 * host interrupt timeout value 854 * used with setting interrupt coalescing timer 855 * the CSR_INT_COALESCING is an 8 bit register in 32-usec unit 856 * 857 * default interrupt coalescing timer is 64 x 32 = 2048 usecs 858 * default interrupt coalescing calibration timer is 16 x 32 = 512 usecs 859 */ 860#define IWL_HOST_INT_TIMEOUT_MAX (0xFF) 861#define IWL_HOST_INT_TIMEOUT_DEF (0x40) 862#define IWL_HOST_INT_TIMEOUT_MIN (0x0) 863#define IWL_HOST_INT_CALIB_TIMEOUT_MAX (0xFF) 864#define IWL_HOST_INT_CALIB_TIMEOUT_DEF (0x10) 865#define IWL_HOST_INT_CALIB_TIMEOUT_MIN (0x0) 866 867/* 868 * This is the threshold value of plcp error rate per 100mSecs. It is 869 * used to set and check for the validity of plcp_delta. 870 */ 871#define IWL_MAX_PLCP_ERR_THRESHOLD_MIN (1) 872#define IWL_MAX_PLCP_ERR_THRESHOLD_DEF (50) 873#define IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF (100) 874#define IWL_MAX_PLCP_ERR_EXT_LONG_THRESHOLD_DEF (200) 875#define IWL_MAX_PLCP_ERR_THRESHOLD_MAX (255) 876#define IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE (0) 877 878#define IWL_DELAY_NEXT_FORCE_RF_RESET (HZ*3) 879#define IWL_DELAY_NEXT_FORCE_FW_RELOAD (HZ*5) 880 881/* TX queue watchdog timeouts in mSecs */ 882#define IWL_DEF_WD_TIMEOUT (2000) 883#define IWL_LONG_WD_TIMEOUT (10000) 884#define IWL_MAX_WD_TIMEOUT (120000) 885 886/* BT Antenna Coupling Threshold (dB) */ 887#define IWL_BT_ANTENNA_COUPLING_THRESHOLD (35) 888 889/* Firmware reload counter and Timestamp */ 890#define IWL_MIN_RELOAD_DURATION 1000 /* 1000 ms */ 891#define IWL_MAX_CONTINUE_RELOAD_CNT 4 892 893 894enum iwl_reset { 895 IWL_RF_RESET = 0, 896 IWL_FW_RESET, 897 IWL_MAX_FORCE_RESET, 898}; 899 900struct iwl_force_reset { 901 int reset_request_count; 902 int reset_success_count; 903 int reset_reject_count; 904 unsigned long reset_duration; 905 unsigned long last_force_reset_jiffies; 906}; 907 908/* extend beacon time format bit shifting */ 909/* 910 * for _agn devices 911 * bits 31:22 - extended 912 * bits 21:0 - interval 913 */ 914#define IWLAGN_EXT_BEACON_TIME_POS 22 915 916/** 917 * struct iwl_notification_wait - notification wait entry 918 * @list: list head for global list 919 * @fn: function called with the notification 920 * @cmd: command ID 921 * 922 * This structure is not used directly, to wait for a 923 * notification declare it on the stack, and call 924 * iwlagn_init_notification_wait() with appropriate 925 * parameters. Then do whatever will cause the ucode 926 * to notify the driver, and to wait for that then 927 * call iwlagn_wait_notification(). 928 * 929 * Each notification is one-shot. If at some point we 930 * need to support multi-shot notifications (which 931 * can't be allocated on the stack) we need to modify 932 * the code for them. 933 */ 934struct iwl_notification_wait { 935 struct list_head list; 936 937 void (*fn)(struct iwl_priv *priv, struct iwl_rx_packet *pkt, 938 void *data); 939 void *fn_data; 940 941 u8 cmd; 942 bool triggered, aborted; 943}; 944 945struct iwl_rxon_context { 946 struct ieee80211_vif *vif; 947 948 /* 949 * We could use the vif to indicate active, but we 950 * also need it to be active during disabling when 951 * we already removed the vif for type setting. 952 */ 953 bool always_active, is_active; 954 955 bool ht_need_multiple_chains; 956 957 enum iwl_rxon_context_id ctxid; 958 959 u32 interface_modes, exclusive_interface_modes; 960 u8 unused_devtype, ap_devtype, ibss_devtype, station_devtype; 961 962 /* 963 * We declare this const so it can only be 964 * changed via explicit cast within the 965 * routines that actually update the physical 966 * hardware. 967 */ 968 const struct iwl_rxon_cmd active; 969 struct iwl_rxon_cmd staging; 970 971 struct iwl_rxon_time_cmd timing; 972 973 struct iwl_qos_info qos_data; 974 975 u8 bcast_sta_id, ap_sta_id; 976 977 u8 rxon_cmd, rxon_assoc_cmd, rxon_timing_cmd; 978 u8 qos_cmd; 979 u8 wep_key_cmd; 980 981 struct iwl_wep_key wep_keys[WEP_KEYS_MAX]; 982 u8 key_mapping_keys; 983 984 __le32 station_flags; 985 986 int beacon_int; 987 988 struct { 989 bool non_gf_sta_present; 990 u8 protection; 991 bool enabled, is_40mhz; 992 u8 extension_chan_offset; 993 } ht; 994 995 u8 bssid[ETH_ALEN]; 996 bool preauth_bssid; 997 998 bool last_tx_rejected; 999}; 1000 1001enum iwl_scan_type { 1002 IWL_SCAN_NORMAL, 1003 IWL_SCAN_RADIO_RESET, 1004 IWL_SCAN_ROC, 1005}; 1006 1007enum iwlagn_ucode_type { 1008 IWL_UCODE_NONE, 1009 IWL_UCODE_REGULAR, 1010 IWL_UCODE_INIT, 1011 IWL_UCODE_WOWLAN, 1012}; 1013 1014#ifdef CONFIG_IWLWIFI_DEVICE_SVTOOL 1015struct iwl_testmode_trace { 1016 u32 buff_size; 1017 u32 total_size; 1018 u32 num_chunks; 1019 u8 *cpu_addr; 1020 u8 *trace_addr; 1021 dma_addr_t dma_addr; 1022 bool trace_enabled; 1023}; 1024#endif 1025 1026struct iwl_priv { 1027 1028 /*data shared among all the driver's layers */ 1029 struct iwl_shared _shrd; 1030 struct iwl_shared *shrd; 1031 1032 /* ieee device used by generic ieee processing code */ 1033 struct ieee80211_hw *hw; 1034 struct ieee80211_channel *ieee_channels; 1035 struct ieee80211_rate *ieee_rates; 1036 struct kmem_cache *tx_cmd_pool; 1037 struct iwl_cfg *cfg; 1038 1039 enum ieee80211_band band; 1040 1041 void (*pre_rx_handler)(struct iwl_priv *priv, 1042 struct iwl_rx_mem_buffer *rxb); 1043 void (*rx_handlers[REPLY_MAX])(struct iwl_priv *priv, 1044 struct iwl_rx_mem_buffer *rxb); 1045 1046 struct ieee80211_supported_band bands[IEEE80211_NUM_BANDS]; 1047 1048 /* spectrum measurement report caching */ 1049 struct iwl_spectrum_notification measure_report; 1050 u8 measurement_status; 1051 1052 /* ucode beacon time */ 1053 u32 ucode_beacon_time; 1054 int missed_beacon_threshold; 1055 1056 /* track IBSS manager (last beacon) status */ 1057 u32 ibss_manager; 1058 1059 /* jiffies when last recovery from statistics was performed */ 1060 unsigned long rx_statistics_jiffies; 1061 1062 /*counters */ 1063 u32 rx_handlers_stats[REPLY_MAX]; 1064 1065 /* force reset */ 1066 struct iwl_force_reset force_reset[IWL_MAX_FORCE_RESET]; 1067 1068 /* firmware reload counter and timestamp */ 1069 unsigned long reload_jiffies; 1070 int reload_count; 1071 1072 /* we allocate array of iwl_channel_info for NIC's valid channels. 1073 * Access via channel # using indirect index array */ 1074 struct iwl_channel_info *channel_info; /* channel info array */ 1075 u8 channel_count; /* # of channels */ 1076 1077 /* thermal calibration */ 1078 s32 temperature; /* degrees Kelvin */ 1079 s32 last_temperature; 1080 1081 /* init calibration results */ 1082 struct iwl_calib_result calib_results[IWL_CALIB_MAX]; 1083 1084 /* Scan related variables */ 1085 unsigned long scan_start; 1086 unsigned long scan_start_tsf; 1087 void *scan_cmd; 1088 enum ieee80211_band scan_band; 1089 struct cfg80211_scan_request *scan_request; 1090 struct ieee80211_vif *scan_vif; 1091 enum iwl_scan_type scan_type; 1092 u8 scan_tx_ant[IEEE80211_NUM_BANDS]; 1093 u8 mgmt_tx_ant; 1094 1095 /*TODO: remove these pointers - use bus(priv) instead */ 1096 struct iwl_bus *bus; /* bus specific data */ 1097 1098 /* microcode/device supports multiple contexts */ 1099 u8 valid_contexts; 1100 1101 /* max number of station keys */ 1102 u8 sta_key_max_num; 1103 1104 bool new_scan_threshold_behaviour; 1105 1106 /* EEPROM MAC addresses */ 1107 struct mac_address addresses[2]; 1108 1109 /* uCode images, save to reload in case of failure */ 1110 int fw_index; /* firmware we're trying to load */ 1111 u32 ucode_ver; /* version of ucode, copy of 1112 iwl_ucode.ver */ 1113 1114 struct fw_img ucode_rt; 1115 struct fw_img ucode_init; 1116 struct fw_img ucode_wowlan; 1117 1118 enum iwlagn_ucode_type ucode_type; 1119 u8 ucode_write_complete; /* the image write is complete */ 1120 char firmware_name[25]; 1121 1122 struct iwl_rxon_context contexts[NUM_IWL_RXON_CTX]; 1123 1124 __le16 switch_channel; 1125 1126 struct { 1127 u32 error_event_table; 1128 u32 log_event_table; 1129 } device_pointers; 1130 1131 u16 active_rate; 1132 1133 u8 start_calib; 1134 struct iwl_sensitivity_data sensitivity_data; 1135 struct iwl_chain_noise_data chain_noise_data; 1136 bool enhance_sensitivity_table; 1137 __le16 sensitivity_tbl[HD_TABLE_SIZE]; 1138 __le16 enhance_sensitivity_tbl[ENHANCE_HD_TABLE_ENTRIES]; 1139 1140 struct iwl_ht_config current_ht_config; 1141 1142 /* Rate scaling data */ 1143 u8 retry_rate; 1144 1145 wait_queue_head_t wait_command_queue; 1146 1147 int activity_timer_active; 1148 1149 /* counts mgmt, ctl, and data packets */ 1150 struct traffic_stats tx_stats; 1151 struct traffic_stats rx_stats; 1152 1153 struct iwl_power_mgr power_data; 1154 struct iwl_tt_mgmt thermal_throttle; 1155 1156 /* station table variables */ 1157 int num_stations; 1158 struct iwl_station_entry stations[IWLAGN_STATION_COUNT]; 1159 unsigned long ucode_key_table; 1160 1161 /* Indication if ieee80211_ops->open has been called */ 1162 u8 is_open; 1163 1164 /* eeprom -- this is in the card's little endian byte order */ 1165 u8 *eeprom; 1166 int nvm_device_type; 1167 struct iwl_eeprom_calib_info *calib_info; 1168 1169 enum nl80211_iftype iw_mode; 1170 1171 /* Last Rx'd beacon timestamp */ 1172 u64 timestamp; 1173 1174 struct { 1175 __le32 flag; 1176 struct statistics_general_common common; 1177 struct statistics_rx_non_phy rx_non_phy; 1178 struct statistics_rx_phy rx_ofdm; 1179 struct statistics_rx_ht_phy rx_ofdm_ht; 1180 struct statistics_rx_phy rx_cck; 1181 struct statistics_tx tx; 1182#ifdef CONFIG_IWLWIFI_DEBUGFS 1183 struct statistics_bt_activity bt_activity; 1184 __le32 num_bt_kills, accum_num_bt_kills; 1185#endif 1186 } statistics; 1187#ifdef CONFIG_IWLWIFI_DEBUGFS 1188 struct { 1189 struct statistics_general_common common; 1190 struct statistics_rx_non_phy rx_non_phy; 1191 struct statistics_rx_phy rx_ofdm; 1192 struct statistics_rx_ht_phy rx_ofdm_ht; 1193 struct statistics_rx_phy rx_cck; 1194 struct statistics_tx tx; 1195 struct statistics_bt_activity bt_activity; 1196 } accum_stats, delta_stats, max_delta_stats; 1197#endif 1198 1199 /* 1200 * reporting the number of tids has AGG on. 0 means 1201 * no AGGREGATION 1202 */ 1203 u8 agg_tids_count; 1204 1205 struct iwl_rx_phy_res last_phy_res; 1206 bool last_phy_res_valid; 1207 1208 struct completion firmware_loading_complete; 1209 1210 u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr; 1211 u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr; 1212 1213 /* 1214 * chain noise reset and gain commands are the 1215 * two extra calibration commands follows the standard 1216 * phy calibration commands 1217 */ 1218 u8 phy_calib_chain_noise_reset_cmd; 1219 u8 phy_calib_chain_noise_gain_cmd; 1220 1221 /* counts reply_tx error */ 1222 struct reply_tx_error_statistics reply_tx_stats; 1223 struct reply_agg_tx_error_statistics reply_agg_tx_stats; 1224 /* notification wait support */ 1225 struct list_head notif_waits; 1226 spinlock_t notif_wait_lock; 1227 wait_queue_head_t notif_waitq; 1228 1229 /* remain-on-channel offload support */ 1230 struct ieee80211_channel *hw_roc_channel; 1231 struct delayed_work hw_roc_disable_work; 1232 enum nl80211_channel_type hw_roc_chantype; 1233 int hw_roc_duration; 1234 bool hw_roc_setup; 1235 1236 /* bt coex */ 1237 u8 bt_enable_flag; 1238 u8 bt_status; 1239 u8 bt_traffic_load, last_bt_traffic_load; 1240 bool bt_ch_announce; 1241 bool bt_full_concurrent; 1242 bool bt_ant_couple_ok; 1243 __le32 kill_ack_mask; 1244 __le32 kill_cts_mask; 1245 __le16 bt_valid; 1246 u16 bt_on_thresh; 1247 u16 bt_duration; 1248 u16 dynamic_frag_thresh; 1249 u8 bt_ci_compliance; 1250 struct work_struct bt_traffic_change_work; 1251 bool bt_enable_pspoll; 1252 struct iwl_rxon_context *cur_rssi_ctx; 1253 bool bt_is_sco; 1254 1255 struct work_struct restart; 1256 struct work_struct scan_completed; 1257 struct work_struct abort_scan; 1258 1259 struct work_struct beacon_update; 1260 struct iwl_rxon_context *beacon_ctx; 1261 struct sk_buff *beacon_skb; 1262 void *beacon_cmd; 1263 1264 struct work_struct tt_work; 1265 struct work_struct ct_enter; 1266 struct work_struct ct_exit; 1267 struct work_struct start_internal_scan; 1268 struct work_struct tx_flush; 1269 struct work_struct bt_full_concurrency; 1270 struct work_struct bt_runtime_config; 1271 1272 struct delayed_work scan_check; 1273 1274 /* TX Power */ 1275 s8 tx_power_user_lmt; 1276 s8 tx_power_device_lmt; 1277 s8 tx_power_lmt_in_half_dbm; /* max tx power in half-dBm format */ 1278 s8 tx_power_next; 1279 1280#ifdef CONFIG_IWLWIFI_DEBUGFS 1281 /* debugfs */ 1282 u16 tx_traffic_idx; 1283 u16 rx_traffic_idx; 1284 u8 *tx_traffic; 1285 u8 *rx_traffic; 1286 struct dentry *debugfs_dir; 1287 u32 dbgfs_sram_offset, dbgfs_sram_len; 1288 bool disable_ht40; 1289 void *wowlan_sram; 1290#endif /* CONFIG_IWLWIFI_DEBUGFS */ 1291 1292 struct work_struct txpower_work; 1293 u32 disable_sens_cal; 1294 u32 disable_chain_noise_cal; 1295 struct work_struct run_time_calib_work; 1296 struct timer_list statistics_periodic; 1297 struct timer_list ucode_trace; 1298 struct timer_list watchdog; 1299 1300 struct iwl_event_log event_log; 1301 1302 struct led_classdev led; 1303 unsigned long blink_on, blink_off; 1304 bool led_registered; 1305#ifdef CONFIG_IWLWIFI_DEVICE_SVTOOL 1306 struct iwl_testmode_trace testmode_trace; 1307 u32 tm_fixed_rate; 1308#endif 1309 1310 /* WoWLAN GTK rekey data */ 1311 u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN]; 1312 __le64 replay_ctr; 1313 __le16 last_seq_ctl; 1314 bool have_rekey_data; 1315}; /*iwl_priv */ 1316 1317extern struct iwl_mod_params iwlagn_mod_params; 1318 1319static inline struct iwl_rxon_context * 1320iwl_rxon_ctx_from_vif(struct ieee80211_vif *vif) 1321{ 1322 struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv; 1323 1324 return vif_priv->ctx; 1325} 1326 1327#define for_each_context(priv, ctx) \ 1328 for (ctx = &priv->contexts[IWL_RXON_CTX_BSS]; \ 1329 ctx < &priv->contexts[NUM_IWL_RXON_CTX]; ctx++) \ 1330 if (priv->valid_contexts & BIT(ctx->ctxid)) 1331 1332static inline int iwl_is_associated_ctx(struct iwl_rxon_context *ctx) 1333{ 1334 return (ctx->active.filter_flags & RXON_FILTER_ASSOC_MSK) ? 1 : 0; 1335} 1336 1337static inline int iwl_is_associated(struct iwl_priv *priv, 1338 enum iwl_rxon_context_id ctxid) 1339{ 1340 return iwl_is_associated_ctx(&priv->contexts[ctxid]); 1341} 1342 1343static inline int iwl_is_any_associated(struct iwl_priv *priv) 1344{ 1345 struct iwl_rxon_context *ctx; 1346 for_each_context(priv, ctx) 1347 if (iwl_is_associated_ctx(ctx)) 1348 return true; 1349 return false; 1350} 1351 1352static inline int is_channel_valid(const struct iwl_channel_info *ch_info) 1353{ 1354 if (ch_info == NULL) 1355 return 0; 1356 return (ch_info->flags & EEPROM_CHANNEL_VALID) ? 1 : 0; 1357} 1358 1359static inline int is_channel_radar(const struct iwl_channel_info *ch_info) 1360{ 1361 return (ch_info->flags & EEPROM_CHANNEL_RADAR) ? 1 : 0; 1362} 1363 1364static inline u8 is_channel_a_band(const struct iwl_channel_info *ch_info) 1365{ 1366 return ch_info->band == IEEE80211_BAND_5GHZ; 1367} 1368 1369static inline u8 is_channel_bg_band(const struct iwl_channel_info *ch_info) 1370{ 1371 return ch_info->band == IEEE80211_BAND_2GHZ; 1372} 1373 1374static inline int is_channel_passive(const struct iwl_channel_info *ch) 1375{ 1376 return (!(ch->flags & EEPROM_CHANNEL_ACTIVE)) ? 1 : 0; 1377} 1378 1379static inline int is_channel_ibss(const struct iwl_channel_info *ch) 1380{ 1381 return ((ch->flags & EEPROM_CHANNEL_IBSS)) ? 1 : 0; 1382} 1383 1384#endif /* __iwl_dev_h__ */ 1385