iwl-dev.h revision bf403db8a2f5580a5eb355a109d29b9287ca51e1
1/****************************************************************************** 2 * 3 * Copyright(c) 2003 - 2008 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 * James P. Ketrenos <ipw2100-admin@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 * Please use iwl-4965-hw.h for hardware-related definitions. 30 */ 31 32#ifndef __iwl_4965_h__ 33#define __iwl_4965_h__ 34 35#include <linux/pci.h> /* for struct pci_device_id */ 36#include <linux/kernel.h> 37#include <net/ieee80211_radiotap.h> 38 39#define DRV_NAME "iwl4965" 40#include "iwl-rfkill.h" 41#include "iwl-eeprom.h" 42#include "iwl-4965-hw.h" 43#include "iwl-csr.h" 44#include "iwl-prph.h" 45#include "iwl-debug.h" 46#include "iwl-led.h" 47#include "iwl-power.h" 48 49/* configuration for the iwl4965 */ 50extern struct iwl_cfg iwl4965_agn_cfg; 51extern struct iwl_cfg iwl5300_agn_cfg; 52extern struct iwl_cfg iwl5100_agn_cfg; 53extern struct iwl_cfg iwl5350_agn_cfg; 54 55/* Change firmware file name, using "-" and incrementing number, 56 * *only* when uCode interface or architecture changes so that it 57 * is not compatible with earlier drivers. 58 * This number will also appear in << 8 position of 1st dword of uCode file */ 59#define IWL4965_UCODE_API "-1" 60 61/* CT-KILL constants */ 62#define CT_KILL_THRESHOLD 110 /* in Celsius */ 63 64/* Default noise level to report when noise measurement is not available. 65 * This may be because we're: 66 * 1) Not associated (4965, no beacon statistics being sent to driver) 67 * 2) Scanning (noise measurement does not apply to associated channel) 68 * 3) Receiving CCK (3945 delivers noise info only for OFDM frames) 69 * Use default noise value of -127 ... this is below the range of measurable 70 * Rx dBm for either 3945 or 4965, so it can indicate "unmeasurable" to user. 71 * Also, -127 works better than 0 when averaging frames with/without 72 * noise info (e.g. averaging might be done in app); measured dBm values are 73 * always negative ... using a negative value as the default keeps all 74 * averages within an s8's (used in some apps) range of negative values. */ 75#define IWL_NOISE_MEAS_NOT_AVAILABLE (-127) 76 77/* 78 * RTS threshold here is total size [2347] minus 4 FCS bytes 79 * Per spec: 80 * a value of 0 means RTS on all data/management packets 81 * a value > max MSDU size means no RTS 82 * else RTS for data/management frames where MPDU is larger 83 * than RTS value. 84 */ 85#define DEFAULT_RTS_THRESHOLD 2347U 86#define MIN_RTS_THRESHOLD 0U 87#define MAX_RTS_THRESHOLD 2347U 88#define MAX_MSDU_SIZE 2304U 89#define MAX_MPDU_SIZE 2346U 90#define DEFAULT_BEACON_INTERVAL 100U 91#define DEFAULT_SHORT_RETRY_LIMIT 7U 92#define DEFAULT_LONG_RETRY_LIMIT 4U 93 94struct iwl_rx_mem_buffer { 95 dma_addr_t dma_addr; 96 struct sk_buff *skb; 97 struct list_head list; 98}; 99 100/* 101 * Generic queue structure 102 * 103 * Contains common data for Rx and Tx queues 104 */ 105struct iwl4965_queue { 106 int n_bd; /* number of BDs in this queue */ 107 int write_ptr; /* 1-st empty entry (index) host_w*/ 108 int read_ptr; /* last used entry (index) host_r*/ 109 dma_addr_t dma_addr; /* physical addr for BD's */ 110 int n_window; /* safe queue window */ 111 u32 id; 112 int low_mark; /* low watermark, resume queue if free 113 * space more than this */ 114 int high_mark; /* high watermark, stop queue if free 115 * space less than this */ 116} __attribute__ ((packed)); 117 118#define MAX_NUM_OF_TBS (20) 119 120/* One for each TFD */ 121struct iwl4965_tx_info { 122 struct ieee80211_tx_status status; 123 struct sk_buff *skb[MAX_NUM_OF_TBS]; 124}; 125 126/** 127 * struct iwl4965_tx_queue - Tx Queue for DMA 128 * @q: generic Rx/Tx queue descriptor 129 * @bd: base of circular buffer of TFDs 130 * @cmd: array of command/Tx buffers 131 * @dma_addr_cmd: physical address of cmd/tx buffer array 132 * @txb: array of per-TFD driver data 133 * @need_update: indicates need to update read/write index 134 * @sched_retry: indicates queue is high-throughput aggregation (HT AGG) enabled 135 * 136 * A Tx queue consists of circular buffer of BDs (a.k.a. TFDs, transmit frame 137 * descriptors) and required locking structures. 138 */ 139struct iwl4965_tx_queue { 140 struct iwl4965_queue q; 141 struct iwl4965_tfd_frame *bd; 142 struct iwl_cmd *cmd; 143 dma_addr_t dma_addr_cmd; 144 struct iwl4965_tx_info *txb; 145 int need_update; 146 int sched_retry; 147 int active; 148}; 149 150#define IWL_NUM_SCAN_RATES (2) 151 152struct iwl4965_channel_tgd_info { 153 u8 type; 154 s8 max_power; 155}; 156 157struct iwl4965_channel_tgh_info { 158 s64 last_radar_time; 159}; 160 161/* current Tx power values to use, one for each rate for each channel. 162 * requested power is limited by: 163 * -- regulatory EEPROM limits for this channel 164 * -- hardware capabilities (clip-powers) 165 * -- spectrum management 166 * -- user preference (e.g. iwconfig) 167 * when requested power is set, base power index must also be set. */ 168struct iwl4965_channel_power_info { 169 struct iwl4965_tx_power tpc; /* actual radio and DSP gain settings */ 170 s8 power_table_index; /* actual (compenst'd) index into gain table */ 171 s8 base_power_index; /* gain index for power at factory temp. */ 172 s8 requested_power; /* power (dBm) requested for this chnl/rate */ 173}; 174 175/* current scan Tx power values to use, one for each scan rate for each 176 * channel. */ 177struct iwl4965_scan_power_info { 178 struct iwl4965_tx_power tpc; /* actual radio and DSP gain settings */ 179 s8 power_table_index; /* actual (compenst'd) index into gain table */ 180 s8 requested_power; /* scan pwr (dBm) requested for chnl/rate */ 181}; 182 183/* For fat_extension_channel */ 184enum { 185 HT_IE_EXT_CHANNEL_NONE = 0, 186 HT_IE_EXT_CHANNEL_ABOVE, 187 HT_IE_EXT_CHANNEL_INVALID, 188 HT_IE_EXT_CHANNEL_BELOW, 189 HT_IE_EXT_CHANNEL_MAX 190}; 191 192/* 193 * One for each channel, holds all channel setup data 194 * Some of the fields (e.g. eeprom and flags/max_power_avg) are redundant 195 * with one another! 196 */ 197#define IWL4965_MAX_RATE (33) 198 199struct iwl_channel_info { 200 struct iwl4965_channel_tgd_info tgd; 201 struct iwl4965_channel_tgh_info tgh; 202 struct iwl_eeprom_channel eeprom; /* EEPROM regulatory limit */ 203 struct iwl_eeprom_channel fat_eeprom; /* EEPROM regulatory limit for 204 * FAT channel */ 205 206 u8 channel; /* channel number */ 207 u8 flags; /* flags copied from EEPROM */ 208 s8 max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */ 209 s8 curr_txpow; /* (dBm) regulatory/spectrum/user (not h/w) limit */ 210 s8 min_power; /* always 0 */ 211 s8 scan_power; /* (dBm) regul. eeprom, direct scans, any rate */ 212 213 u8 group_index; /* 0-4, maps channel to group1/2/3/4/5 */ 214 u8 band_index; /* 0-4, maps channel to band1/2/3/4/5 */ 215 enum ieee80211_band band; 216 217 /* Radio/DSP gain settings for each "normal" data Tx rate. 218 * These include, in addition to RF and DSP gain, a few fields for 219 * remembering/modifying gain settings (indexes). */ 220 struct iwl4965_channel_power_info power_info[IWL4965_MAX_RATE]; 221 222 /* FAT channel info */ 223 s8 fat_max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */ 224 s8 fat_curr_txpow; /* (dBm) regulatory/spectrum/user (not h/w) */ 225 s8 fat_min_power; /* always 0 */ 226 s8 fat_scan_power; /* (dBm) eeprom, direct scans, any rate */ 227 u8 fat_flags; /* flags copied from EEPROM */ 228 u8 fat_extension_channel; /* HT_IE_EXT_CHANNEL_* */ 229 230 /* Radio/DSP gain settings for each scan rate, for directed scans. */ 231 struct iwl4965_scan_power_info scan_pwr_info[IWL_NUM_SCAN_RATES]; 232}; 233 234struct iwl4965_clip_group { 235 /* maximum power level to prevent clipping for each rate, derived by 236 * us from this band's saturation power in EEPROM */ 237 const s8 clip_powers[IWL_MAX_RATES]; 238}; 239 240#include "iwl-4965-rs.h" 241 242#define IWL_TX_FIFO_AC0 0 243#define IWL_TX_FIFO_AC1 1 244#define IWL_TX_FIFO_AC2 2 245#define IWL_TX_FIFO_AC3 3 246#define IWL_TX_FIFO_HCCA_1 5 247#define IWL_TX_FIFO_HCCA_2 6 248#define IWL_TX_FIFO_NONE 7 249 250/* Minimum number of queues. MAX_NUM is defined in hw specific files */ 251#define IWL_MIN_NUM_QUEUES 4 252 253/* Power management (not Tx power) structures */ 254 255enum iwl_pwr_src { 256 IWL_PWR_SRC_VMAIN, 257 IWL_PWR_SRC_VAUX, 258}; 259 260#define IEEE80211_DATA_LEN 2304 261#define IEEE80211_4ADDR_LEN 30 262#define IEEE80211_HLEN (IEEE80211_4ADDR_LEN) 263#define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN) 264 265struct iwl4965_frame { 266 union { 267 struct ieee80211_hdr frame; 268 struct iwl4965_tx_beacon_cmd beacon; 269 u8 raw[IEEE80211_FRAME_LEN]; 270 u8 cmd[360]; 271 } u; 272 struct list_head list; 273}; 274 275#define SEQ_TO_QUEUE(x) ((x >> 8) & 0xbf) 276#define QUEUE_TO_SEQ(x) ((x & 0xbf) << 8) 277#define SEQ_TO_INDEX(x) ((u8)(x & 0xff)) 278#define INDEX_TO_SEQ(x) ((u8)(x & 0xff)) 279#define SEQ_HUGE_FRAME (0x4000) 280#define SEQ_RX_FRAME __constant_cpu_to_le16(0x8000) 281#define SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4) 282#define SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ) 283#define MAX_SN ((IEEE80211_SCTL_SEQ) >> 4) 284 285enum { 286 /* CMD_SIZE_NORMAL = 0, */ 287 CMD_SIZE_HUGE = (1 << 0), 288 /* CMD_SYNC = 0, */ 289 CMD_ASYNC = (1 << 1), 290 /* CMD_NO_SKB = 0, */ 291 CMD_WANT_SKB = (1 << 2), 292}; 293 294struct iwl_cmd; 295struct iwl_priv; 296 297struct iwl_cmd_meta { 298 struct iwl_cmd_meta *source; 299 union { 300 struct sk_buff *skb; 301 int (*callback)(struct iwl_priv *priv, 302 struct iwl_cmd *cmd, struct sk_buff *skb); 303 } __attribute__ ((packed)) u; 304 305 /* The CMD_SIZE_HUGE flag bit indicates that the command 306 * structure is stored at the end of the shared queue memory. */ 307 u32 flags; 308 309} __attribute__ ((packed)); 310 311/** 312 * struct iwl_cmd 313 * 314 * For allocation of the command and tx queues, this establishes the overall 315 * size of the largest command we send to uCode, except for a scan command 316 * (which is relatively huge; space is allocated separately). 317 */ 318struct iwl_cmd { 319 struct iwl_cmd_meta meta; /* driver data */ 320 struct iwl_cmd_header hdr; /* uCode API */ 321 union { 322 struct iwl_addsta_cmd addsta; 323 struct iwl4965_led_cmd led; 324 u32 flags; 325 u8 val8; 326 u16 val16; 327 u32 val32; 328 struct iwl4965_bt_cmd bt; 329 struct iwl4965_rxon_time_cmd rxon_time; 330 struct iwl4965_powertable_cmd powertable; 331 struct iwl4965_qosparam_cmd qosparam; 332 struct iwl4965_tx_cmd tx; 333 struct iwl4965_tx_beacon_cmd tx_beacon; 334 struct iwl4965_rxon_assoc_cmd rxon_assoc; 335 u8 *indirect; 336 u8 payload[360]; 337 } __attribute__ ((packed)) cmd; 338} __attribute__ ((packed)); 339 340struct iwl_host_cmd { 341 u8 id; 342 u16 len; 343 struct iwl_cmd_meta meta; 344 const void *data; 345}; 346 347#define TFD_MAX_PAYLOAD_SIZE (sizeof(struct iwl_cmd) - \ 348 sizeof(struct iwl_cmd_meta)) 349 350/* 351 * RX related structures and functions 352 */ 353#define RX_FREE_BUFFERS 64 354#define RX_LOW_WATERMARK 8 355 356#define SUP_RATE_11A_MAX_NUM_CHANNELS 8 357#define SUP_RATE_11B_MAX_NUM_CHANNELS 4 358#define SUP_RATE_11G_MAX_NUM_CHANNELS 12 359 360/** 361 * struct iwl_rx_queue - Rx queue 362 * @processed: Internal index to last handled Rx packet 363 * @read: Shared index to newest available Rx buffer 364 * @write: Shared index to oldest written Rx packet 365 * @free_count: Number of pre-allocated buffers in rx_free 366 * @rx_free: list of free SKBs for use 367 * @rx_used: List of Rx buffers with no SKB 368 * @need_update: flag to indicate we need to update read/write index 369 * 370 * NOTE: rx_free and rx_used are used as a FIFO for iwl_rx_mem_buffers 371 */ 372struct iwl_rx_queue { 373 __le32 *bd; 374 dma_addr_t dma_addr; 375 struct iwl_rx_mem_buffer pool[RX_QUEUE_SIZE + RX_FREE_BUFFERS]; 376 struct iwl_rx_mem_buffer *queue[RX_QUEUE_SIZE]; 377 u32 processed; 378 u32 read; 379 u32 write; 380 u32 free_count; 381 struct list_head rx_free; 382 struct list_head rx_used; 383 int need_update; 384 spinlock_t lock; 385}; 386 387#define IWL_SUPPORTED_RATES_IE_LEN 8 388 389#define SCAN_INTERVAL 100 390 391#define MAX_A_CHANNELS 252 392#define MIN_A_CHANNELS 7 393 394#define MAX_B_CHANNELS 14 395#define MIN_B_CHANNELS 1 396 397#define MAX_TID_COUNT 9 398 399#define IWL_INVALID_RATE 0xFF 400#define IWL_INVALID_VALUE -1 401 402#ifdef CONFIG_IWL4965_HT 403/** 404 * struct iwl_ht_agg -- aggregation status while waiting for block-ack 405 * @txq_id: Tx queue used for Tx attempt 406 * @frame_count: # frames attempted by Tx command 407 * @wait_for_ba: Expect block-ack before next Tx reply 408 * @start_idx: Index of 1st Transmit Frame Descriptor (TFD) in Tx window 409 * @bitmap0: Low order bitmap, one bit for each frame pending ACK in Tx window 410 * @bitmap1: High order, one bit for each frame pending ACK in Tx window 411 * @rate_n_flags: Rate at which Tx was attempted 412 * 413 * If REPLY_TX indicates that aggregation was attempted, driver must wait 414 * for block ack (REPLY_COMPRESSED_BA). This struct stores tx reply info 415 * until block ack arrives. 416 */ 417struct iwl_ht_agg { 418 u16 txq_id; 419 u16 frame_count; 420 u16 wait_for_ba; 421 u16 start_idx; 422 u64 bitmap; 423 u32 rate_n_flags; 424#define IWL_AGG_OFF 0 425#define IWL_AGG_ON 1 426#define IWL_EMPTYING_HW_QUEUE_ADDBA 2 427#define IWL_EMPTYING_HW_QUEUE_DELBA 3 428 u8 state; 429}; 430 431#endif /* CONFIG_IWL4965_HT */ 432 433struct iwl_tid_data { 434 u16 seq_number; 435 u16 tfds_in_queue; 436#ifdef CONFIG_IWL4965_HT 437 struct iwl_ht_agg agg; 438#endif /* CONFIG_IWL4965_HT */ 439}; 440 441struct iwl_hw_key { 442 enum ieee80211_key_alg alg; 443 int keylen; 444 u8 keyidx; 445 struct ieee80211_key_conf *conf; 446 u8 key[32]; 447}; 448 449union iwl4965_ht_rate_supp { 450 u16 rates; 451 struct { 452 u8 siso_rate; 453 u8 mimo_rate; 454 }; 455}; 456 457#ifdef CONFIG_IWL4965_HT 458#define CFG_HT_RX_AMPDU_FACTOR_DEF (0x3) 459#define CFG_HT_MPDU_DENSITY_2USEC (0x5) 460#define CFG_HT_MPDU_DENSITY_DEF CFG_HT_MPDU_DENSITY_2USEC 461 462struct iwl_ht_info { 463 /* self configuration data */ 464 u8 is_ht; 465 u8 supported_chan_width; 466 u16 tx_mimo_ps_mode; 467 u8 is_green_field; 468 u8 sgf; /* HT_SHORT_GI_* short guard interval */ 469 u8 max_amsdu_size; 470 u8 ampdu_factor; 471 u8 mpdu_density; 472 u8 supp_mcs_set[16]; 473 /* BSS related data */ 474 u8 control_channel; 475 u8 extension_chan_offset; 476 u8 tx_chan_width; 477 u8 ht_protection; 478 u8 non_GF_STA_present; 479}; 480#endif /*CONFIG_IWL4965_HT */ 481 482union iwl4965_qos_capabity { 483 struct { 484 u8 edca_count:4; /* bit 0-3 */ 485 u8 q_ack:1; /* bit 4 */ 486 u8 queue_request:1; /* bit 5 */ 487 u8 txop_request:1; /* bit 6 */ 488 u8 reserved:1; /* bit 7 */ 489 } q_AP; 490 struct { 491 u8 acvo_APSD:1; /* bit 0 */ 492 u8 acvi_APSD:1; /* bit 1 */ 493 u8 ac_bk_APSD:1; /* bit 2 */ 494 u8 ac_be_APSD:1; /* bit 3 */ 495 u8 q_ack:1; /* bit 4 */ 496 u8 max_len:2; /* bit 5-6 */ 497 u8 more_data_ack:1; /* bit 7 */ 498 } q_STA; 499 u8 val; 500}; 501 502/* QoS structures */ 503struct iwl4965_qos_info { 504 int qos_enable; 505 int qos_active; 506 union iwl4965_qos_capabity qos_cap; 507 struct iwl4965_qosparam_cmd def_qos_parm; 508}; 509 510#define STA_PS_STATUS_WAKE 0 511#define STA_PS_STATUS_SLEEP 1 512 513struct iwl_station_entry { 514 struct iwl_addsta_cmd sta; 515 struct iwl_tid_data tid[MAX_TID_COUNT]; 516 u8 used; 517 u8 ps_status; 518 struct iwl_hw_key keyinfo; 519}; 520 521/* one for each uCode image (inst/data, boot/init/runtime) */ 522struct fw_desc { 523 void *v_addr; /* access by driver */ 524 dma_addr_t p_addr; /* access by card's busmaster DMA */ 525 u32 len; /* bytes */ 526}; 527 528/* uCode file layout */ 529struct iwl4965_ucode { 530 __le32 ver; /* major/minor/subminor */ 531 __le32 inst_size; /* bytes of runtime instructions */ 532 __le32 data_size; /* bytes of runtime data */ 533 __le32 init_size; /* bytes of initialization instructions */ 534 __le32 init_data_size; /* bytes of initialization data */ 535 __le32 boot_size; /* bytes of bootstrap instructions */ 536 u8 data[0]; /* data in same order as "size" elements */ 537}; 538 539#define IWL_IBSS_MAC_HASH_SIZE 32 540 541struct iwl4965_ibss_seq { 542 u8 mac[ETH_ALEN]; 543 u16 seq_num; 544 u16 frag_num; 545 unsigned long packet_time; 546 struct list_head list; 547}; 548 549struct iwl_sensitivity_ranges { 550 u16 min_nrg_cck; 551 u16 max_nrg_cck; 552 553 u16 nrg_th_cck; 554 u16 nrg_th_ofdm; 555 556 u16 auto_corr_min_ofdm; 557 u16 auto_corr_min_ofdm_mrc; 558 u16 auto_corr_min_ofdm_x1; 559 u16 auto_corr_min_ofdm_mrc_x1; 560 561 u16 auto_corr_max_ofdm; 562 u16 auto_corr_max_ofdm_mrc; 563 u16 auto_corr_max_ofdm_x1; 564 u16 auto_corr_max_ofdm_mrc_x1; 565 566 u16 auto_corr_max_cck; 567 u16 auto_corr_max_cck_mrc; 568 u16 auto_corr_min_cck; 569 u16 auto_corr_min_cck_mrc; 570}; 571 572 573#define IWL_FAT_CHANNEL_52 BIT(IEEE80211_BAND_5GHZ) 574 575/** 576 * struct iwl_hw_params 577 * @max_txq_num: Max # Tx queues supported 578 * @tx_cmd_len: Size of Tx command (but not including frame itself) 579 * @tx/rx_chains_num: Number of TX/RX chains 580 * @valid_tx/rx_ant: usable antennas 581 * @max_rxq_size: Max # Rx frames in Rx queue (must be power-of-2) 582 * @max_rxq_log: Log-base-2 of max_rxq_size 583 * @rx_buf_size: Rx buffer size 584 * @max_stations: 585 * @bcast_sta_id: 586 * @fat_channel: is 40MHz width possible in band 2.4 587 * BIT(IEEE80211_BAND_5GHZ) BIT(IEEE80211_BAND_5GHZ) 588 * @sw_crypto: 0 for hw, 1 for sw 589 * @max_xxx_size: for ucode uses 590 * @ct_kill_threshold: temperature threshold 591 * @struct iwl_sensitivity_ranges: range of sensitivity values 592 */ 593struct iwl_hw_params { 594 u16 max_txq_num; 595 u16 tx_cmd_len; 596 u8 tx_chains_num; 597 u8 rx_chains_num; 598 u8 valid_tx_ant; 599 u8 valid_rx_ant; 600 u16 max_rxq_size; 601 u16 max_rxq_log; 602 u32 rx_buf_size; 603 u32 max_pkt_size; 604 u8 max_stations; 605 u8 bcast_sta_id; 606 u8 fat_channel; 607 u8 sw_crypto; 608 u32 max_inst_size; 609 u32 max_data_size; 610 u32 max_bsm_size; 611 u32 ct_kill_threshold; /* value in hw-dependent units */ 612#ifdef CONFIG_IWLWIFI_RUN_TIME_CALIB 613 const struct iwl_sensitivity_ranges *sens; 614#endif 615}; 616 617#define HT_SHORT_GI_20MHZ_ONLY (1 << 0) 618#define HT_SHORT_GI_40MHZ_ONLY (1 << 1) 619 620 621#define IWL_RX_HDR(x) ((struct iwl4965_rx_frame_hdr *)(\ 622 x->u.rx_frame.stats.payload + \ 623 x->u.rx_frame.stats.phy_count)) 624#define IWL_RX_END(x) ((struct iwl4965_rx_frame_end *)(\ 625 IWL_RX_HDR(x)->payload + \ 626 le16_to_cpu(IWL_RX_HDR(x)->len))) 627#define IWL_RX_STATS(x) (&x->u.rx_frame.stats) 628#define IWL_RX_DATA(x) (IWL_RX_HDR(x)->payload) 629 630 631/****************************************************************************** 632 * 633 * Functions implemented in iwl-base.c which are forward declared here 634 * for use by iwl-*.c 635 * 636 *****************************************************************************/ 637struct iwl_addsta_cmd; 638extern int iwl_send_add_sta(struct iwl_priv *priv, 639 struct iwl_addsta_cmd *sta, u8 flags); 640extern u8 iwl4965_add_station_flags(struct iwl_priv *priv, const u8 *addr, 641 int is_ap, u8 flags, void *ht_data); 642extern int iwl4965_is_network_packet(struct iwl_priv *priv, 643 struct ieee80211_hdr *header); 644extern int iwl4965_power_init_handle(struct iwl_priv *priv); 645extern void iwl4965_handle_data_packet_monitor(struct iwl_priv *priv, 646 struct iwl_rx_mem_buffer *rxb, 647 void *data, short len, 648 struct ieee80211_rx_status *stats, 649 u16 phy_flags); 650extern int iwl4965_is_duplicate_packet(struct iwl_priv *priv, 651 struct ieee80211_hdr *header); 652extern int iwl4965_calc_db_from_ratio(int sig_ratio); 653extern int iwl4965_calc_sig_qual(int rssi_dbm, int noise_dbm); 654extern int iwl4965_tx_queue_init(struct iwl_priv *priv, 655 struct iwl4965_tx_queue *txq, int count, u32 id); 656extern void iwl4965_tx_queue_free(struct iwl_priv *priv, struct iwl4965_tx_queue *txq); 657extern unsigned int iwl4965_fill_beacon_frame(struct iwl_priv *priv, 658 struct ieee80211_hdr *hdr, 659 const u8 *dest, int left); 660extern __le16 *ieee80211_get_qos_ctrl(struct ieee80211_hdr *hdr); 661extern void iwl4965_update_chain_flags(struct iwl_priv *priv); 662int iwl4965_set_pwr_src(struct iwl_priv *priv, enum iwl_pwr_src src); 663 664int iwl4965_init_geos(struct iwl_priv *priv); 665void iwl4965_free_geos(struct iwl_priv *priv); 666 667extern const u8 iwl4965_broadcast_addr[ETH_ALEN]; 668int iwl4965_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd); 669 670/* 671 * Currently used by iwl-3945-rs... look at restructuring so that it doesn't 672 * call this... todo... fix that. 673*/ 674extern u8 iwl4965_sync_station(struct iwl_priv *priv, int sta_id, 675 u16 tx_rate, u8 flags); 676 677/****************************************************************************** 678 * 679 * Functions implemented in iwl-[34]*.c which are forward declared here 680 * for use by iwl-base.c 681 * 682 * NOTE: The implementation of these functions are hardware specific 683 * which is why they are in the hardware specific files (vs. iwl-base.c) 684 * 685 * Naming convention -- 686 * iwl4965_ <-- Its part of iwlwifi (should be changed to iwl4965_) 687 * iwl4965_hw_ <-- Hardware specific (implemented in iwl-XXXX.c by all HW) 688 * iwlXXXX_ <-- Hardware specific (implemented in iwl-XXXX.c for XXXX) 689 * iwl4965_bg_ <-- Called from work queue context 690 * iwl4965_mac_ <-- mac80211 callback 691 * 692 ****************************************************************************/ 693extern void iwl4965_hw_setup_deferred_work(struct iwl_priv *priv); 694extern void iwl4965_hw_cancel_deferred_work(struct iwl_priv *priv); 695extern int iwl4965_hw_rxq_stop(struct iwl_priv *priv); 696extern int iwl4965_hw_set_hw_params(struct iwl_priv *priv); 697extern int iwl4965_hw_nic_init(struct iwl_priv *priv); 698extern int iwl4965_hw_nic_stop_master(struct iwl_priv *priv); 699extern void iwl4965_hw_txq_ctx_free(struct iwl_priv *priv); 700extern void iwl4965_hw_txq_ctx_stop(struct iwl_priv *priv); 701extern int iwl4965_hw_nic_reset(struct iwl_priv *priv); 702extern int iwl4965_hw_txq_attach_buf_to_tfd(struct iwl_priv *priv, void *tfd, 703 dma_addr_t addr, u16 len); 704extern int iwl4965_hw_txq_free_tfd(struct iwl_priv *priv, struct iwl4965_tx_queue *txq); 705extern int iwl4965_hw_get_temperature(struct iwl_priv *priv); 706extern int iwl4965_hw_tx_queue_init(struct iwl_priv *priv, 707 struct iwl4965_tx_queue *txq); 708extern unsigned int iwl4965_hw_get_beacon_cmd(struct iwl_priv *priv, 709 struct iwl4965_frame *frame, u8 rate); 710extern int iwl4965_hw_get_rx_read(struct iwl_priv *priv); 711extern void iwl4965_hw_build_tx_cmd_rate(struct iwl_priv *priv, 712 struct iwl_cmd *cmd, 713 struct ieee80211_tx_control *ctrl, 714 struct ieee80211_hdr *hdr, 715 int sta_id, int tx_id); 716extern int iwl4965_hw_reg_send_txpower(struct iwl_priv *priv); 717extern int iwl4965_hw_reg_set_txpower(struct iwl_priv *priv, s8 power); 718extern void iwl4965_hw_rx_statistics(struct iwl_priv *priv, 719 struct iwl_rx_mem_buffer *rxb); 720extern void iwl4965_disable_events(struct iwl_priv *priv); 721extern int iwl4965_get_temperature(const struct iwl_priv *priv); 722 723/** 724 * iwl_find_station - Find station id for a given BSSID 725 * @bssid: MAC address of station ID to find 726 * 727 * NOTE: This should not be hardware specific but the code has 728 * not yet been merged into a single common layer for managing the 729 * station tables. 730 */ 731extern u8 iwl_find_station(struct iwl_priv *priv, const u8 *bssid); 732 733extern int iwl4965_hw_channel_switch(struct iwl_priv *priv, u16 channel); 734extern int iwl4965_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index); 735extern int iwl4965_queue_space(const struct iwl4965_queue *q); 736struct iwl_priv; 737 738extern void iwl4965_radio_kill_sw(struct iwl_priv *priv, int disable_radio); 739/* 740 * Forward declare iwl-4965.c functions for iwl-base.c 741 */ 742extern int iwl4965_tx_queue_update_wr_ptr(struct iwl_priv *priv, 743 struct iwl4965_tx_queue *txq, 744 u16 byte_cnt); 745extern void iwl4965_add_station(struct iwl_priv *priv, const u8 *addr, 746 int is_ap); 747extern int iwl4965_alive_notify(struct iwl_priv *priv); 748extern void iwl4965_update_rate_scaling(struct iwl_priv *priv, u8 mode); 749extern void iwl4965_rf_kill_ct_config(struct iwl_priv *priv); 750extern void iwl4965_hwrate_to_tx_control(struct iwl_priv *priv, 751 u32 rate_n_flags, 752 struct ieee80211_tx_control *control); 753 754#ifdef CONFIG_IWL4965_HT 755extern void iwl4965_init_ht_hw_capab(const struct iwl_priv *priv, 756 struct ieee80211_ht_info *ht_info, 757 enum ieee80211_band band); 758void iwl4965_set_rxon_ht(struct iwl_priv *priv, 759 struct iwl_ht_info *ht_info); 760void iwl4965_set_ht_add_station(struct iwl_priv *priv, u8 index, 761 struct ieee80211_ht_info *sta_ht_inf); 762int iwl4965_mac_ampdu_action(struct ieee80211_hw *hw, 763 enum ieee80211_ampdu_mlme_action action, 764 const u8 *addr, u16 tid, u16 *ssn); 765int iwl4965_check_empty_hw_queue(struct iwl_priv *priv, int sta_id, 766 u8 tid, int txq_id); 767#else 768static inline void iwl4965_init_ht_hw_capab(const struct iwl_priv *priv, 769 struct ieee80211_ht_info *ht_info, 770 enum ieee80211_band band) {} 771 772#endif /*CONFIG_IWL4965_HT */ 773/* Structures, enum, and defines specific to the 4965 */ 774 775#define IWL4965_KW_SIZE 0x1000 /*4k */ 776 777struct iwl4965_kw { 778 dma_addr_t dma_addr; 779 void *v_addr; 780 size_t size; 781}; 782 783#define IWL_CHANNEL_WIDTH_20MHZ 0 784#define IWL_CHANNEL_WIDTH_40MHZ 1 785 786#define IWL_MIMO_PS_STATIC 0 787#define IWL_MIMO_PS_NONE 3 788#define IWL_MIMO_PS_DYNAMIC 1 789#define IWL_MIMO_PS_INVALID 2 790 791#define IWL_OPERATION_MODE_AUTO 0 792#define IWL_OPERATION_MODE_HT_ONLY 1 793#define IWL_OPERATION_MODE_MIXED 2 794#define IWL_OPERATION_MODE_20MHZ 3 795 796#define IWL_EXT_CHANNEL_OFFSET_NONE 0 797#define IWL_EXT_CHANNEL_OFFSET_ABOVE 1 798#define IWL_EXT_CHANNEL_OFFSET_RESERVE1 2 799#define IWL_EXT_CHANNEL_OFFSET_BELOW 3 800 801#define IWL_TX_CRC_SIZE 4 802#define IWL_TX_DELIMITER_SIZE 4 803 804#define TX_POWER_IWL_ILLEGAL_VOLTAGE -10000 805 806struct iwl4965_lq_mngr { 807 spinlock_t lock; 808 s32 max_window_size; 809 s32 *expected_tpt; 810 u8 *next_higher_rate; 811 u8 *next_lower_rate; 812 unsigned long stamp; 813 unsigned long stamp_last; 814 u32 flush_time; 815 u32 tx_packets; 816 u8 lq_ready; 817}; 818 819/* Sensitivity and chain noise calibration */ 820#define INTERFERENCE_DATA_AVAILABLE __constant_cpu_to_le32(1) 821#define INITIALIZATION_VALUE 0xFFFF 822#define CAL_NUM_OF_BEACONS 20 823#define MAXIMUM_ALLOWED_PATHLOSS 15 824 825#define CHAIN_NOISE_MAX_DELTA_GAIN_CODE 3 826 827#define MAX_FA_OFDM 50 828#define MIN_FA_OFDM 5 829#define MAX_FA_CCK 50 830#define MIN_FA_CCK 5 831 832#define AUTO_CORR_STEP_OFDM 1 833 834#define AUTO_CORR_STEP_CCK 3 835#define AUTO_CORR_MAX_TH_CCK 160 836 837#define NRG_DIFF 2 838#define NRG_STEP_CCK 2 839#define NRG_MARGIN 8 840#define MAX_NUMBER_CCK_NO_FA 100 841 842#define AUTO_CORR_CCK_MIN_VAL_DEF (125) 843 844#define CHAIN_A 0 845#define CHAIN_B 1 846#define CHAIN_C 2 847#define CHAIN_NOISE_DELTA_GAIN_INIT_VAL 4 848#define ALL_BAND_FILTER 0xFF00 849#define IN_BAND_FILTER 0xFF 850#define MIN_AVERAGE_NOISE_MAX_VALUE 0xFFFFFFFF 851 852#define NRG_NUM_PREV_STAT_L 20 853#define NUM_RX_CHAINS 3 854 855enum iwl4965_false_alarm_state { 856 IWL_FA_TOO_MANY = 0, 857 IWL_FA_TOO_FEW = 1, 858 IWL_FA_GOOD_RANGE = 2, 859}; 860 861enum iwl4965_chain_noise_state { 862 IWL_CHAIN_NOISE_ALIVE = 0, /* must be 0 */ 863 IWL_CHAIN_NOISE_ACCUMULATE = 1, 864 IWL_CHAIN_NOISE_CALIBRATED = 2, 865}; 866 867enum iwl4965_calib_enabled_state { 868 IWL_CALIB_DISABLED = 0, /* must be 0 */ 869 IWL_CALIB_ENABLED = 1, 870}; 871 872struct statistics_general_data { 873 u32 beacon_silence_rssi_a; 874 u32 beacon_silence_rssi_b; 875 u32 beacon_silence_rssi_c; 876 u32 beacon_energy_a; 877 u32 beacon_energy_b; 878 u32 beacon_energy_c; 879}; 880 881#ifdef CONFIG_IWLWIFI_RUN_TIME_CALIB 882/* Sensitivity calib data */ 883struct iwl_sensitivity_data { 884 u32 auto_corr_ofdm; 885 u32 auto_corr_ofdm_mrc; 886 u32 auto_corr_ofdm_x1; 887 u32 auto_corr_ofdm_mrc_x1; 888 u32 auto_corr_cck; 889 u32 auto_corr_cck_mrc; 890 891 u32 last_bad_plcp_cnt_ofdm; 892 u32 last_fa_cnt_ofdm; 893 u32 last_bad_plcp_cnt_cck; 894 u32 last_fa_cnt_cck; 895 896 u32 nrg_curr_state; 897 u32 nrg_prev_state; 898 u32 nrg_value[10]; 899 u8 nrg_silence_rssi[NRG_NUM_PREV_STAT_L]; 900 u32 nrg_silence_ref; 901 u32 nrg_energy_idx; 902 u32 nrg_silence_idx; 903 u32 nrg_th_cck; 904 s32 nrg_auto_corr_silence_diff; 905 u32 num_in_cck_no_fa; 906 u32 nrg_th_ofdm; 907}; 908 909/* Chain noise (differential Rx gain) calib data */ 910struct iwl_chain_noise_data { 911 u8 state; 912 u16 beacon_count; 913 u32 chain_noise_a; 914 u32 chain_noise_b; 915 u32 chain_noise_c; 916 u32 chain_signal_a; 917 u32 chain_signal_b; 918 u32 chain_signal_c; 919 u8 disconn_array[NUM_RX_CHAINS]; 920 u8 delta_gain_code[NUM_RX_CHAINS]; 921 u8 radio_write; 922}; 923#endif /* CONFIG_IWLWIFI_RUN_TIME_CALIB */ 924 925#define EEPROM_SEM_TIMEOUT 10 /* milliseconds */ 926#define EEPROM_SEM_RETRY_LIMIT 1000 /* number of attempts (not time) */ 927 928 929#ifdef CONFIG_IWL4965_SPECTRUM_MEASUREMENT 930 931enum { 932 MEASUREMENT_READY = (1 << 0), 933 MEASUREMENT_ACTIVE = (1 << 1), 934}; 935 936#endif 937 938#define IWL_MAX_NUM_QUEUES 20 /* FIXME: do dynamic allocation */ 939 940struct iwl_priv { 941 942 /* ieee device used by generic ieee processing code */ 943 struct ieee80211_hw *hw; 944 struct ieee80211_channel *ieee_channels; 945 struct ieee80211_rate *ieee_rates; 946 struct iwl_cfg *cfg; 947 948 /* temporary frame storage list */ 949 struct list_head free_frames; 950 int frames_count; 951 952 enum ieee80211_band band; 953 int alloc_rxb_skb; 954 bool add_radiotap; 955 956 void (*rx_handlers[REPLY_MAX])(struct iwl_priv *priv, 957 struct iwl_rx_mem_buffer *rxb); 958 959 struct ieee80211_supported_band bands[IEEE80211_NUM_BANDS]; 960 961#ifdef CONFIG_IWL4965_SPECTRUM_MEASUREMENT 962 /* spectrum measurement report caching */ 963 struct iwl4965_spectrum_notification measure_report; 964 u8 measurement_status; 965#endif 966 /* ucode beacon time */ 967 u32 ucode_beacon_time; 968 969 /* we allocate array of iwl4965_channel_info for NIC's valid channels. 970 * Access via channel # using indirect index array */ 971 struct iwl_channel_info *channel_info; /* channel info array */ 972 u8 channel_count; /* # of channels */ 973 974 /* each calibration channel group in the EEPROM has a derived 975 * clip setting for each rate. */ 976 const struct iwl4965_clip_group clip_groups[5]; 977 978 /* thermal calibration */ 979 s32 temperature; /* degrees Kelvin */ 980 s32 last_temperature; 981 982 /* Scan related variables */ 983 unsigned long last_scan_jiffies; 984 unsigned long next_scan_jiffies; 985 unsigned long scan_start; 986 unsigned long scan_pass_start; 987 unsigned long scan_start_tsf; 988 int scan_bands; 989 int one_direct_scan; 990 u8 direct_ssid_len; 991 u8 direct_ssid[IW_ESSID_MAX_SIZE]; 992 struct iwl4965_scan_cmd *scan; 993 994 /* spinlock */ 995 spinlock_t lock; /* protect general shared data */ 996 spinlock_t hcmd_lock; /* protect hcmd */ 997 struct mutex mutex; 998 999 /* basic pci-network driver stuff */ 1000 struct pci_dev *pci_dev; 1001 1002 /* pci hardware address support */ 1003 void __iomem *hw_base; 1004 u32 hw_rev; 1005 u32 hw_wa_rev; 1006 u8 rev_id; 1007 1008 /* uCode images, save to reload in case of failure */ 1009 struct fw_desc ucode_code; /* runtime inst */ 1010 struct fw_desc ucode_data; /* runtime data original */ 1011 struct fw_desc ucode_data_backup; /* runtime data save/restore */ 1012 struct fw_desc ucode_init; /* initialization inst */ 1013 struct fw_desc ucode_init_data; /* initialization data */ 1014 struct fw_desc ucode_boot; /* bootstrap inst */ 1015 1016 1017 struct iwl4965_rxon_time_cmd rxon_timing; 1018 1019 /* We declare this const so it can only be 1020 * changed via explicit cast within the 1021 * routines that actually update the physical 1022 * hardware */ 1023 const struct iwl4965_rxon_cmd active_rxon; 1024 struct iwl4965_rxon_cmd staging_rxon; 1025 1026 int error_recovering; 1027 struct iwl4965_rxon_cmd recovery_rxon; 1028 1029 /* 1st responses from initialize and runtime uCode images. 1030 * 4965's initialize alive response contains some calibration data. */ 1031 struct iwl4965_init_alive_resp card_alive_init; 1032 struct iwl4965_alive_resp card_alive; 1033#ifdef CONFIG_IWLWIFI_RFKILL 1034 struct iwl_rfkill_mngr rfkill_mngr; 1035#endif 1036 1037#ifdef CONFIG_IWLWIFI_LEDS 1038 struct iwl4965_led led[IWL_LED_TRG_MAX]; 1039 unsigned long last_blink_time; 1040 u8 last_blink_rate; 1041 u8 allow_blinking; 1042 u64 led_tpt; 1043#endif 1044 1045 u16 active_rate; 1046 u16 active_rate_basic; 1047 1048 u8 assoc_station_added; 1049 u8 use_ant_b_for_management_frame; /* Tx antenna selection */ 1050 u8 start_calib; 1051#ifdef CONFIG_IWLWIFI_RUN_TIME_CALIB 1052 struct iwl_sensitivity_data sensitivity_data; 1053 struct iwl_chain_noise_data chain_noise_data; 1054 __le16 sensitivity_tbl[HD_TABLE_SIZE]; 1055#endif /*CONFIG_IWLWIFI_RUN_TIME_CALIB*/ 1056 1057#ifdef CONFIG_IWL4965_HT 1058 struct iwl_ht_info current_ht_config; 1059#endif 1060 u8 last_phy_res[100]; 1061 1062 /* Rate scaling data */ 1063 struct iwl4965_lq_mngr lq_mngr; 1064 1065 /* Rate scaling data */ 1066 s8 data_retry_limit; 1067 u8 retry_rate; 1068 1069 wait_queue_head_t wait_command_queue; 1070 1071 int activity_timer_active; 1072 1073 /* Rx and Tx DMA processing queues */ 1074 struct iwl_rx_queue rxq; 1075 struct iwl4965_tx_queue txq[IWL_MAX_NUM_QUEUES]; 1076 unsigned long txq_ctx_active_msk; 1077 struct iwl4965_kw kw; /* keep warm address */ 1078 u32 scd_base_addr; /* scheduler sram base address */ 1079 1080 unsigned long status; 1081 1082 int last_rx_rssi; /* From Rx packet statisitics */ 1083 int last_rx_noise; /* From beacon statistics */ 1084 1085 /* counts mgmt, ctl, and data packets */ 1086 struct traffic_stats { 1087 u32 cnt; 1088 u64 bytes; 1089 } tx_stats[3], rx_stats[3]; 1090 1091 struct iwl_power_mgr power_data; 1092 1093 struct iwl4965_notif_statistics statistics; 1094 unsigned long last_statistics_time; 1095 1096 /* context information */ 1097 u8 essid[IW_ESSID_MAX_SIZE]; 1098 u8 essid_len; 1099 u16 rates_mask; 1100 1101 u32 power_mode; 1102 u32 antenna; 1103 u8 bssid[ETH_ALEN]; 1104 u16 rts_threshold; 1105 u8 mac_addr[ETH_ALEN]; 1106 1107 /*station table variables */ 1108 spinlock_t sta_lock; 1109 int num_stations; 1110 struct iwl_station_entry stations[IWL_STATION_COUNT]; 1111 struct iwl_wep_key wep_keys[WEP_KEYS_MAX]; 1112 u8 default_wep_key; 1113 u8 key_mapping_key; 1114 unsigned long ucode_key_table; 1115 1116 /* Indication if ieee80211_ops->open has been called */ 1117 u8 is_open; 1118 1119 u8 mac80211_registered; 1120 1121 u32 notif_missed_beacons; 1122 1123 /* Rx'd packet timing information */ 1124 u32 last_beacon_time; 1125 u64 last_tsf; 1126 1127 /* Duplicate packet detection */ 1128 u16 last_seq_num; 1129 u16 last_frag_num; 1130 unsigned long last_packet_time; 1131 1132 /* Hash table for finding stations in IBSS network */ 1133 struct list_head ibss_mac_hash[IWL_IBSS_MAC_HASH_SIZE]; 1134 1135 /* eeprom */ 1136 u8 *eeprom; 1137 struct iwl_eeprom_calib_info *calib_info; 1138 1139 enum ieee80211_if_types iw_mode; 1140 1141 struct sk_buff *ibss_beacon; 1142 1143 /* Last Rx'd beacon timestamp */ 1144 u64 timestamp; 1145 u16 beacon_int; 1146 struct ieee80211_vif *vif; 1147 1148 struct iwl_hw_params hw_params; 1149 /* driver/uCode shared Tx Byte Counts and Rx status */ 1150 void *shared_virt; 1151 /* Physical Pointer to Tx Byte Counts and Rx status */ 1152 dma_addr_t shared_phys; 1153 1154 /* Current association information needed to configure the 1155 * hardware */ 1156 u16 assoc_id; 1157 u16 assoc_capability; 1158 u8 ps_mode; 1159 1160 struct iwl4965_qos_info qos_data; 1161 1162 struct workqueue_struct *workqueue; 1163 1164 struct work_struct up; 1165 struct work_struct restart; 1166 struct work_struct calibrated_work; 1167 struct work_struct scan_completed; 1168 struct work_struct rx_replenish; 1169 struct work_struct rf_kill; 1170 struct work_struct abort_scan; 1171 struct work_struct update_link_led; 1172 struct work_struct auth_work; 1173 struct work_struct report_work; 1174 struct work_struct request_scan; 1175 struct work_struct beacon_update; 1176 1177 struct tasklet_struct irq_tasklet; 1178 1179 struct delayed_work init_alive_start; 1180 struct delayed_work alive_start; 1181 struct delayed_work activity_timer; 1182 struct delayed_work thermal_periodic; 1183 struct delayed_work gather_stats; 1184 struct delayed_work scan_check; 1185 struct delayed_work post_associate; 1186 1187#define IWL_DEFAULT_TX_POWER 0x0F 1188 s8 user_txpower_limit; 1189 s8 max_channel_txpower_limit; 1190 1191#ifdef CONFIG_PM 1192 u32 pm_state[16]; 1193#endif 1194 1195#ifdef CONFIG_IWLWIFI_DEBUG 1196 /* debugging info */ 1197 u32 debug_level; 1198 u32 framecnt_to_us; 1199 atomic_t restrict_refcnt; 1200#ifdef CONFIG_IWLWIFI_DEBUGFS 1201 /* debugfs */ 1202 struct iwl_debugfs *dbgfs; 1203#endif /* CONFIG_IWLWIFI_DEBUGFS */ 1204#endif /* CONFIG_IWLWIFI_DEBUG */ 1205 1206 struct work_struct txpower_work; 1207#ifdef CONFIG_IWL4965_RUN_TIME_CALIB 1208 struct work_struct sensitivity_work; 1209#endif 1210 struct timer_list statistics_periodic; 1211}; /*iwl_priv */ 1212 1213static inline int iwl_is_associated(struct iwl_priv *priv) 1214{ 1215 return (priv->active_rxon.filter_flags & RXON_FILTER_ASSOC_MSK) ? 1 : 0; 1216} 1217 1218static inline int is_channel_valid(const struct iwl_channel_info *ch_info) 1219{ 1220 if (ch_info == NULL) 1221 return 0; 1222 return (ch_info->flags & EEPROM_CHANNEL_VALID) ? 1 : 0; 1223} 1224 1225static inline int is_channel_radar(const struct iwl_channel_info *ch_info) 1226{ 1227 return (ch_info->flags & EEPROM_CHANNEL_RADAR) ? 1 : 0; 1228} 1229 1230static inline u8 is_channel_a_band(const struct iwl_channel_info *ch_info) 1231{ 1232 return ch_info->band == IEEE80211_BAND_5GHZ; 1233} 1234 1235static inline u8 is_channel_bg_band(const struct iwl_channel_info *ch_info) 1236{ 1237 return ch_info->band == IEEE80211_BAND_2GHZ; 1238} 1239 1240static inline int is_channel_passive(const struct iwl_channel_info *ch) 1241{ 1242 return (!(ch->flags & EEPROM_CHANNEL_ACTIVE)) ? 1 : 0; 1243} 1244 1245static inline int is_channel_ibss(const struct iwl_channel_info *ch) 1246{ 1247 return ((ch->flags & EEPROM_CHANNEL_IBSS)) ? 1 : 0; 1248} 1249 1250#ifdef CONFIG_IWLWIFI_DEBUG 1251static inline void iwl_print_hex_dump(struct iwl_priv *priv, int level, 1252 void *p, u32 len) 1253{ 1254 if (!(priv->debug_level & level)) 1255 return; 1256 1257 print_hex_dump(KERN_DEBUG, "iwl data: ", DUMP_PREFIX_OFFSET, 16, 1, 1258 p, len, 1); 1259} 1260#else 1261static inline void iwl_print_hex_dump(struct iwl_priv *priv, int level, 1262 void *p, u32 len) 1263{ 1264} 1265#endif 1266 1267extern const struct iwl_channel_info *iwl_get_channel_info( 1268 const struct iwl_priv *priv, enum ieee80211_band band, u16 channel); 1269 1270/* Requires full declaration of iwl_priv before including */ 1271 1272#endif /* __iwl4965_4965_h__ */ 1273