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1/******************************************************************************
2 *
3 * This file is provided under a dual BSD/GPLv2 license. When using or
4 * redistributing this file, you may do so under either license.
5 *
6 * GPL LICENSE SUMMARY
7 *
8 * Copyright(c) 2005 - 2007 Intel Corporation. All rights reserved.
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of version 2 of the GNU General Public License as
12 * published by the Free Software Foundation.
13 *
14 * This program is distributed in the hope that it will be useful, but
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
22 * USA
23 *
24 * The full GNU General Public License is included in this distribution
25 * in the file called LICENSE.GPL.
26 *
27 * Contact Information:
28 * James P. Ketrenos <ipw2100-admin@linux.intel.com>
29 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
30 *
31 * BSD LICENSE
32 *
33 * Copyright(c) 2005 - 2007 Intel Corporation. All rights reserved.
34 * All rights reserved.
35 *
36 * Redistribution and use in source and binary forms, with or without
37 * modification, are permitted provided that the following conditions
38 * are met:
39 *
40 * * Redistributions of source code must retain the above copyright
41 * notice, this list of conditions and the following disclaimer.
42 * * Redistributions in binary form must reproduce the above copyright
43 * notice, this list of conditions and the following disclaimer in
44 * the documentation and/or other materials provided with the
45 * distribution.
46 * * Neither the name Intel Corporation nor the names of its
47 * contributors may be used to endorse or promote products derived
48 * from this software without specific prior written permission.
49 *
50 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
51 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
52 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
53 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
54 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
55 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
56 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
57 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
58 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
59 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
60 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
61 *
62 *****************************************************************************/
63
64#ifndef __iwl_3945_commands_h__
65#define __iwl_3945_commands_h__
66
67enum {
68 REPLY_ALIVE = 0x1,
69 REPLY_ERROR = 0x2,
70
71 /* RXON and QOS commands */
72 REPLY_RXON = 0x10,
73 REPLY_RXON_ASSOC = 0x11,
74 REPLY_QOS_PARAM = 0x13,
75 REPLY_RXON_TIMING = 0x14,
76
77 /* Multi-Station support */
78 REPLY_ADD_STA = 0x18,
79 REPLY_REMOVE_STA = 0x19, /* not used */
80 REPLY_REMOVE_ALL_STA = 0x1a, /* not used */
81
82 /* RX, TX, LEDs */
83 REPLY_3945_RX = 0x1b, /* 3945 only */
84 REPLY_TX = 0x1c,
85 REPLY_RATE_SCALE = 0x47, /* 3945 only */
86 REPLY_LEDS_CMD = 0x48,
87 REPLY_TX_LINK_QUALITY_CMD = 0x4e, /* 4965 only */
88
89 /* 802.11h related */
90 RADAR_NOTIFICATION = 0x70, /* not used */
91 REPLY_QUIET_CMD = 0x71, /* not used */
92 REPLY_CHANNEL_SWITCH = 0x72,
93 CHANNEL_SWITCH_NOTIFICATION = 0x73,
94 REPLY_SPECTRUM_MEASUREMENT_CMD = 0x74,
95 SPECTRUM_MEASURE_NOTIFICATION = 0x75,
96
97 /* Power Management */
98 POWER_TABLE_CMD = 0x77,
99 PM_SLEEP_NOTIFICATION = 0x7A,
100 PM_DEBUG_STATISTIC_NOTIFIC = 0x7B,
101
102 /* Scan commands and notifications */
103 REPLY_SCAN_CMD = 0x80,
104 REPLY_SCAN_ABORT_CMD = 0x81,
105 SCAN_START_NOTIFICATION = 0x82,
106 SCAN_RESULTS_NOTIFICATION = 0x83,
107 SCAN_COMPLETE_NOTIFICATION = 0x84,
108
109 /* IBSS/AP commands */
110 BEACON_NOTIFICATION = 0x90,
111 REPLY_TX_BEACON = 0x91,
112 WHO_IS_AWAKE_NOTIFICATION = 0x94, /* not used */
113
114 /* Miscellaneous commands */
115 QUIET_NOTIFICATION = 0x96, /* not used */
116 REPLY_TX_PWR_TABLE_CMD = 0x97,
117 MEASURE_ABORT_NOTIFICATION = 0x99, /* not used */
118
119 /* BT config command */
120 REPLY_BT_CONFIG = 0x9b,
121
122 /* 4965 Statistics */
123 REPLY_STATISTICS_CMD = 0x9c,
124 STATISTICS_NOTIFICATION = 0x9d,
125
126 /* RF-KILL commands and notifications */
127 REPLY_CARD_STATE_CMD = 0xa0,
128 CARD_STATE_NOTIFICATION = 0xa1,
129
130 /* Missed beacons notification */
131 MISSED_BEACONS_NOTIFICATION = 0xa2,
132
133 REPLY_MAX = 0xff
134};
135
136/******************************************************************************
137 * (0)
138 * Header
139 *
140 *****************************************************************************/
141
142#define IWL_CMD_FAILED_MSK 0x40
143
144struct iwl_cmd_header {
145 u8 cmd;
146 u8 flags;
147 /* We have 15 LSB to use as we please (MSB indicates
148 * a frame Rx'd from the HW). We encode the following
149 * information into the sequence field:
150 *
151 * 0:7 index in fifo
152 * 8:13 fifo selection
153 * 14:14 bit indicating if this packet references the 'extra'
154 * storage at the end of the memory queue
155 * 15:15 (Rx indication)
156 *
157 */
158 __le16 sequence;
159
160 /* command data follows immediately */
161 u8 data[0];
162} __attribute__ ((packed));
163
164/******************************************************************************
165 * (0a)
166 * Alive and Error Commands & Responses:
167 *
168 *****************************************************************************/
169
170#define UCODE_VALID_OK __constant_cpu_to_le32(0x1)
171#define INITIALIZE_SUBTYPE (9)
172
173/*
174 * REPLY_ALIVE = 0x1 (response only, not a command)
175 */
176struct iwl_alive_resp {
177 u8 ucode_minor;
178 u8 ucode_major;
179 __le16 reserved1;
180 u8 sw_rev[8];
181 u8 ver_type;
182 u8 ver_subtype;
183 __le16 reserved2;
184 __le32 log_event_table_ptr;
185 __le32 error_event_table_ptr;
186 __le32 timestamp;
187 __le32 is_valid;
188} __attribute__ ((packed));
189
190struct iwl_init_alive_resp {
191 u8 ucode_minor;
192 u8 ucode_major;
193 __le16 reserved1;
194 u8 sw_rev[8];
195 u8 ver_type;
196 u8 ver_subtype;
197 __le16 reserved2;
198 __le32 log_event_table_ptr;
199 __le32 error_event_table_ptr;
200 __le32 timestamp;
201 __le32 is_valid;
202} __attribute__ ((packed));
203
204union tsf {
205 u8 byte[8];
206 __le16 word[4];
207 __le32 dw[2];
208};
209
210/*
211 * REPLY_ERROR = 0x2 (response only, not a command)
212 */
213struct iwl_error_resp {
214 __le32 error_type;
215 u8 cmd_id;
216 u8 reserved1;
217 __le16 bad_cmd_seq_num;
218 __le16 reserved2;
219 __le32 error_info;
220 union tsf timestamp;
221} __attribute__ ((packed));
222
223/******************************************************************************
224 * (1)
225 * RXON Commands & Responses:
226 *
227 *****************************************************************************/
228
229/*
230 * Rx config defines & structure
231 */
232/* rx_config device types */
233enum {
234 RXON_DEV_TYPE_AP = 1,
235 RXON_DEV_TYPE_ESS = 3,
236 RXON_DEV_TYPE_IBSS = 4,
237 RXON_DEV_TYPE_SNIFFER = 6,
238};
239
240/* rx_config flags */
241/* band & modulation selection */
242#define RXON_FLG_BAND_24G_MSK __constant_cpu_to_le32(1 << 0)
243#define RXON_FLG_CCK_MSK __constant_cpu_to_le32(1 << 1)
244/* auto detection enable */
245#define RXON_FLG_AUTO_DETECT_MSK __constant_cpu_to_le32(1 << 2)
246/* TGg protection when tx */
247#define RXON_FLG_TGG_PROTECT_MSK __constant_cpu_to_le32(1 << 3)
248/* cck short slot & preamble */
249#define RXON_FLG_SHORT_SLOT_MSK __constant_cpu_to_le32(1 << 4)
250#define RXON_FLG_SHORT_PREAMBLE_MSK __constant_cpu_to_le32(1 << 5)
251/* antenna selection */
252#define RXON_FLG_DIS_DIV_MSK __constant_cpu_to_le32(1 << 7)
253#define RXON_FLG_ANT_SEL_MSK __constant_cpu_to_le32(0x0f00)
254#define RXON_FLG_ANT_A_MSK __constant_cpu_to_le32(1 << 8)
255#define RXON_FLG_ANT_B_MSK __constant_cpu_to_le32(1 << 9)
256/* radar detection enable */
257#define RXON_FLG_RADAR_DETECT_MSK __constant_cpu_to_le32(1 << 12)
258#define RXON_FLG_TGJ_NARROW_BAND_MSK __constant_cpu_to_le32(1 << 13)
259/* rx response to host with 8-byte TSF
260* (according to ON_AIR deassertion) */
261#define RXON_FLG_TSF2HOST_MSK __constant_cpu_to_le32(1 << 15)
262
263/* rx_config filter flags */
264/* accept all data frames */
265#define RXON_FILTER_PROMISC_MSK __constant_cpu_to_le32(1 << 0)
266/* pass control & management to host */
267#define RXON_FILTER_CTL2HOST_MSK __constant_cpu_to_le32(1 << 1)
268/* accept multi-cast */
269#define RXON_FILTER_ACCEPT_GRP_MSK __constant_cpu_to_le32(1 << 2)
270/* don't decrypt uni-cast frames */
271#define RXON_FILTER_DIS_DECRYPT_MSK __constant_cpu_to_le32(1 << 3)
272/* don't decrypt multi-cast frames */
273#define RXON_FILTER_DIS_GRP_DECRYPT_MSK __constant_cpu_to_le32(1 << 4)
274/* STA is associated */
275#define RXON_FILTER_ASSOC_MSK __constant_cpu_to_le32(1 << 5)
276/* transfer to host non bssid beacons in associated state */
277#define RXON_FILTER_BCON_AWARE_MSK __constant_cpu_to_le32(1 << 6)
278
279/*
280 * REPLY_RXON = 0x10 (command, has simple generic response)
281 */
282struct iwl_rxon_cmd {
283 u8 node_addr[6];
284 __le16 reserved1;
285 u8 bssid_addr[6];
286 __le16 reserved2;
287 u8 wlap_bssid_addr[6];
288 __le16 reserved3;
289 u8 dev_type;
290 u8 air_propagation;
291 __le16 reserved4;
292 u8 ofdm_basic_rates;
293 u8 cck_basic_rates;
294 __le16 assoc_id;
295 __le32 flags;
296 __le32 filter_flags;
297 __le16 channel;
298 __le16 reserved5;
299} __attribute__ ((packed));
300
301/*
302 * REPLY_RXON_ASSOC = 0x11 (command, has simple generic response)
303 */
304struct iwl_rxon_assoc_cmd {
305 __le32 flags;
306 __le32 filter_flags;
307 u8 ofdm_basic_rates;
308 u8 cck_basic_rates;
309 __le16 reserved;
310} __attribute__ ((packed));
311
312/*
313 * REPLY_RXON_TIMING = 0x14 (command, has simple generic response)
314 */
315struct iwl_rxon_time_cmd {
316 union tsf timestamp;
317 __le16 beacon_interval;
318 __le16 atim_window;
319 __le32 beacon_init_val;
320 __le16 listen_interval;
321 __le16 reserved;
322} __attribute__ ((packed));
323
324struct iwl_tx_power {
325 u8 tx_gain; /* gain for analog radio */
326 u8 dsp_atten; /* gain for DSP */
327} __attribute__ ((packed));
328
329struct iwl_power_per_rate {
330 u8 rate; /* plcp */
331 struct iwl_tx_power tpc;
332 u8 reserved;
333} __attribute__ ((packed));
334
335/*
336 * REPLY_CHANNEL_SWITCH = 0x72 (command, has simple generic response)
337 */
338struct iwl_channel_switch_cmd {
339 u8 band;
340 u8 expect_beacon;
341 __le16 channel;
342 __le32 rxon_flags;
343 __le32 rxon_filter_flags;
344 __le32 switch_time;
345 struct iwl_power_per_rate power[IWL_MAX_RATES];
346} __attribute__ ((packed));
347
348/*
349 * CHANNEL_SWITCH_NOTIFICATION = 0x73 (notification only, not a command)
350 */
351struct iwl_csa_notification {
352 __le16 band;
353 __le16 channel;
354 __le32 status; /* 0 - OK, 1 - fail */
355} __attribute__ ((packed));
356
357/******************************************************************************
358 * (2)
359 * Quality-of-Service (QOS) Commands & Responses:
360 *
361 *****************************************************************************/
362struct iwl_ac_qos {
363 __le16 cw_min;
364 __le16 cw_max;
365 u8 aifsn;
366 u8 reserved1;
367 __le16 edca_txop;
368} __attribute__ ((packed));
369
370/* QoS flags defines */
371#define QOS_PARAM_FLG_UPDATE_EDCA_MSK __constant_cpu_to_le32(0x01)
372#define QOS_PARAM_FLG_TGN_MSK __constant_cpu_to_le32(0x02)
373#define QOS_PARAM_FLG_TXOP_TYPE_MSK __constant_cpu_to_le32(0x10)
374
375/*
376 * TXFIFO Queue number defines
377 */
378/* number of Access categories (AC) (EDCA), queues 0..3 */
379#define AC_NUM 4
380
381/*
382 * REPLY_QOS_PARAM = 0x13 (command, has simple generic response)
383 */
384struct iwl_qosparam_cmd {
385 __le32 qos_flags;
386 struct iwl_ac_qos ac[AC_NUM];
387} __attribute__ ((packed));
388
389/******************************************************************************
390 * (3)
391 * Add/Modify Stations Commands & Responses:
392 *
393 *****************************************************************************/
394/*
395 * Multi station support
396 */
397#define IWL_AP_ID 0
398#define IWL_MULTICAST_ID 1
399#define IWL_STA_ID 2
400
401#define IWL3945_BROADCAST_ID 24
402#define IWL3945_STATION_COUNT 25
403
404#define IWL4965_BROADCAST_ID 31
405#define IWL4965_STATION_COUNT 32
406
407#define IWL_STATION_COUNT 32 /* MAX(3945,4965)*/
408#define IWL_INVALID_STATION 255
409
410#define STA_FLG_TX_RATE_MSK __constant_cpu_to_le32(1<<2);
411#define STA_FLG_PWR_SAVE_MSK __constant_cpu_to_le32(1<<8);
412
413#define STA_CONTROL_MODIFY_MSK 0x01
414
415/* key flags __le16*/
416#define STA_KEY_FLG_ENCRYPT_MSK __constant_cpu_to_le16(0x7)
417#define STA_KEY_FLG_NO_ENC __constant_cpu_to_le16(0x0)
418#define STA_KEY_FLG_WEP __constant_cpu_to_le16(0x1)
419#define STA_KEY_FLG_CCMP __constant_cpu_to_le16(0x2)
420#define STA_KEY_FLG_TKIP __constant_cpu_to_le16(0x3)
421
422#define STA_KEY_FLG_KEYID_POS 8
423#define STA_KEY_FLG_INVALID __constant_cpu_to_le16(0x0800)
424
425/* modify flags */
426#define STA_MODIFY_KEY_MASK 0x01
427#define STA_MODIFY_TID_DISABLE_TX 0x02
428#define STA_MODIFY_TX_RATE_MSK 0x04
429#define STA_MODIFY_ADDBA_TID_MSK 0x08
430#define STA_MODIFY_DELBA_TID_MSK 0x10
431#define BUILD_RAxTID(sta_id, tid) (((sta_id) << 4) + (tid))
432
433/*
434 * Antenna masks:
435 * bit14:15 01 B inactive, A active
436 * 10 B active, A inactive
437 * 11 Both active
438 */
439#define RATE_MCS_ANT_A_POS 14
440#define RATE_MCS_ANT_B_POS 15
441#define RATE_MCS_ANT_A_MSK 0x4000
442#define RATE_MCS_ANT_B_MSK 0x8000
443#define RATE_MCS_ANT_AB_MSK 0xc000
444
445struct iwl_keyinfo {
446 __le16 key_flags;
447 u8 tkip_rx_tsc_byte2; /* TSC[2] for key mix ph1 detection */
448 u8 reserved1;
449 __le16 tkip_rx_ttak[5]; /* 10-byte unicast TKIP TTAK */
450 __le16 reserved2;
451 u8 key[16]; /* 16-byte unicast decryption key */
452} __attribute__ ((packed));
453
454struct sta_id_modify {
455 u8 addr[ETH_ALEN];
456 __le16 reserved1;
457 u8 sta_id;
458 u8 modify_mask;
459 __le16 reserved2;
460} __attribute__ ((packed));
461
462/*
463 * REPLY_ADD_STA = 0x18 (command)
464 */
465struct iwl_addsta_cmd {
466 u8 mode;
467 u8 reserved[3];
468 struct sta_id_modify sta;
469 struct iwl_keyinfo key;
470 __le32 station_flags;
471 __le32 station_flags_msk;
472 __le16 tid_disable_tx;
473 __le16 rate_n_flags;
474 u8 add_immediate_ba_tid;
475 u8 remove_immediate_ba_tid;
476 __le16 add_immediate_ba_ssn;
477} __attribute__ ((packed));
478
479/*
480 * REPLY_ADD_STA = 0x18 (response)
481 */
482struct iwl_add_sta_resp {
483 u8 status;
484} __attribute__ ((packed));
485
486#define ADD_STA_SUCCESS_MSK 0x1
487
488/******************************************************************************
489 * (4)
490 * Rx Responses:
491 *
492 *****************************************************************************/
493
494struct iwl_rx_frame_stats {
495 u8 phy_count;
496 u8 id;
497 u8 rssi;
498 u8 agc;
499 __le16 sig_avg;
500 __le16 noise_diff;
501 u8 payload[0];
502} __attribute__ ((packed));
503
504struct iwl_rx_frame_hdr {
505 __le16 channel;
506 __le16 phy_flags;
507 u8 reserved1;
508 u8 rate;
509 __le16 len;
510 u8 payload[0];
511} __attribute__ ((packed));
512
513#define RX_RES_STATUS_NO_CRC32_ERROR __constant_cpu_to_le32(1 << 0)
514#define RX_RES_STATUS_NO_RXE_OVERFLOW __constant_cpu_to_le32(1 << 1)
515
516#define RX_RES_PHY_FLAGS_BAND_24_MSK __constant_cpu_to_le16(1 << 0)
517#define RX_RES_PHY_FLAGS_MOD_CCK_MSK __constant_cpu_to_le16(1 << 1)
518#define RX_RES_PHY_FLAGS_SHORT_PREAMBLE_MSK __constant_cpu_to_le16(1 << 2)
519#define RX_RES_PHY_FLAGS_NARROW_BAND_MSK __constant_cpu_to_le16(1 << 3)
520#define RX_RES_PHY_FLAGS_ANTENNA_MSK __constant_cpu_to_le16(0xf0)
521
522#define RX_RES_STATUS_SEC_TYPE_MSK (0x7 << 8)
523#define RX_RES_STATUS_SEC_TYPE_NONE (0x0 << 8)
524#define RX_RES_STATUS_SEC_TYPE_WEP (0x1 << 8)
525#define RX_RES_STATUS_SEC_TYPE_CCMP (0x2 << 8)
526#define RX_RES_STATUS_SEC_TYPE_TKIP (0x3 << 8)
527
528#define RX_RES_STATUS_DECRYPT_TYPE_MSK (0x3 << 11)
529#define RX_RES_STATUS_NOT_DECRYPT (0x0 << 11)
530#define RX_RES_STATUS_DECRYPT_OK (0x3 << 11)
531#define RX_RES_STATUS_BAD_ICV_MIC (0x1 << 11)
532#define RX_RES_STATUS_BAD_KEY_TTAK (0x2 << 11)
533
534struct iwl_rx_frame_end {
535 __le32 status;
536 __le64 timestamp;
537 __le32 beacon_timestamp;
538} __attribute__ ((packed));
539
540/*
541 * REPLY_3945_RX = 0x1b (response only, not a command)
542 *
543 * NOTE: DO NOT dereference from casts to this structure
544 * It is provided only for calculating minimum data set size.
545 * The actual offsets of the hdr and end are dynamic based on
546 * stats.phy_count
547 */
548struct iwl_rx_frame {
549 struct iwl_rx_frame_stats stats;
550 struct iwl_rx_frame_hdr hdr;
551 struct iwl_rx_frame_end end;
552} __attribute__ ((packed));
553
554/* Fixed (non-configurable) rx data from phy */
555#define RX_PHY_FLAGS_ANTENNAE_OFFSET (4)
556#define RX_PHY_FLAGS_ANTENNAE_MASK (0x70)
557#define IWL_AGC_DB_MASK (0x3f80) /* MASK(7,13) */
558#define IWL_AGC_DB_POS (7)
559struct iwl4965_rx_non_cfg_phy {
560 __le16 ant_selection; /* ant A bit 4, ant B bit 5, ant C bit 6 */
561 __le16 agc_info; /* agc code 0:6, agc dB 7:13, reserved 14:15 */
562 u8 rssi_info[6]; /* we use even entries, 0/2/4 for A/B/C rssi */
563 u8 pad[0];
564} __attribute__ ((packed));
565
566/*
567 * REPLY_4965_RX = 0xc3 (response only, not a command)
568 * Used only for legacy (non 11n) frames.
569 */
570#define RX_RES_PHY_CNT 14
571struct iwl4965_rx_phy_res {
572 u8 non_cfg_phy_cnt; /* non configurable DSP phy data byte count */
573 u8 cfg_phy_cnt; /* configurable DSP phy data byte count */
574 u8 stat_id; /* configurable DSP phy data set ID */
575 u8 reserved1;
576 __le64 timestamp; /* TSF at on air rise */
577 __le32 beacon_time_stamp; /* beacon at on-air rise */
578 __le16 phy_flags; /* general phy flags: band, modulation, ... */
579 __le16 channel; /* channel number */
580 __le16 non_cfg_phy[RX_RES_PHY_CNT]; /* upto 14 phy entries */
581 __le32 reserved2;
582 __le32 rate_n_flags;
583 __le16 byte_count; /* frame's byte-count */
584 __le16 reserved3;
585} __attribute__ ((packed));
586
587struct iwl4965_rx_mpdu_res_start {
588 __le16 byte_count;
589 __le16 reserved;
590} __attribute__ ((packed));
591
592
593/******************************************************************************
594 * (5)
595 * Tx Commands & Responses:
596 *
597 *****************************************************************************/
598
599/* Tx flags */
600#define TX_CMD_FLG_RTS_MSK __constant_cpu_to_le32(1 << 1)
601#define TX_CMD_FLG_CTS_MSK __constant_cpu_to_le32(1 << 2)
602#define TX_CMD_FLG_ACK_MSK __constant_cpu_to_le32(1 << 3)
603#define TX_CMD_FLG_STA_RATE_MSK __constant_cpu_to_le32(1 << 4)
604#define TX_CMD_FLG_IMM_BA_RSP_MASK __constant_cpu_to_le32(1 << 6)
605#define TX_CMD_FLG_FULL_TXOP_PROT_MSK __constant_cpu_to_le32(1 << 7)
606#define TX_CMD_FLG_ANT_SEL_MSK __constant_cpu_to_le32(0xf00)
607#define TX_CMD_FLG_ANT_A_MSK __constant_cpu_to_le32(1 << 8)
608#define TX_CMD_FLG_ANT_B_MSK __constant_cpu_to_le32(1 << 9)
609
610/* ucode ignores BT priority for this frame */
611#define TX_CMD_FLG_BT_DIS_MSK __constant_cpu_to_le32(1 << 12)
612
613/* ucode overrides sequence control */
614#define TX_CMD_FLG_SEQ_CTL_MSK __constant_cpu_to_le32(1 << 13)
615
616/* signal that this frame is non-last MPDU */
617#define TX_CMD_FLG_MORE_FRAG_MSK __constant_cpu_to_le32(1 << 14)
618
619/* calculate TSF in outgoing frame */
620#define TX_CMD_FLG_TSF_MSK __constant_cpu_to_le32(1 << 16)
621
622/* activate TX calibration. */
623#define TX_CMD_FLG_CALIB_MSK __constant_cpu_to_le32(1 << 17)
624
625/* signals that 2 bytes pad was inserted
626 after the MAC header */
627#define TX_CMD_FLG_MH_PAD_MSK __constant_cpu_to_le32(1 << 20)
628
629/* HCCA-AP - disable duration overwriting. */
630#define TX_CMD_FLG_DUR_MSK __constant_cpu_to_le32(1 << 25)
631
632/*
633 * TX command security control
634 */
635#define TX_CMD_SEC_WEP 0x01
636#define TX_CMD_SEC_CCM 0x02
637#define TX_CMD_SEC_TKIP 0x03
638#define TX_CMD_SEC_MSK 0x03
639#define TX_CMD_SEC_SHIFT 6
640#define TX_CMD_SEC_KEY128 0x08
641
642/*
643 * TX command Frame life time
644 */
645
646struct iwl_dram_scratch {
647 u8 try_cnt;
648 u8 bt_kill_cnt;
649 __le16 reserved;
650} __attribute__ ((packed));
651
652/*
653 * REPLY_TX = 0x1c (command)
654 */
655struct iwl_tx_cmd {
656 __le16 len;
657 __le16 next_frame_len;
658 __le32 tx_flags;
659 u8 rate;
660 u8 sta_id;
661 u8 tid_tspec;
662 u8 sec_ctl;
663 u8 key[16];
664 union {
665 u8 byte[8];
666 __le16 word[4];
667 __le32 dw[2];
668 } tkip_mic;
669 __le32 next_frame_info;
670 union {
671 __le32 life_time;
672 __le32 attempt;
673 } stop_time;
674 u8 supp_rates[2];
675 u8 rts_retry_limit; /*byte 50 */
676 u8 data_retry_limit; /*byte 51 */
677 union {
678 __le16 pm_frame_timeout;
679 __le16 attempt_duration;
680 } timeout;
681 __le16 driver_txop;
682 u8 payload[0];
683 struct ieee80211_hdr hdr[0];
684} __attribute__ ((packed));
685
686/* TX command response is sent after *all* transmission attempts.
687 *
688 * NOTES:
689 *
690 * TX_STATUS_FAIL_NEXT_FRAG
691 *
692 * If the fragment flag in the MAC header for the frame being transmitted
693 * is set and there is insufficient time to transmit the next frame, the
694 * TX status will be returned with 'TX_STATUS_FAIL_NEXT_FRAG'.
695 *
696 * TX_STATUS_FIFO_UNDERRUN
697 *
698 * Indicates the host did not provide bytes to the FIFO fast enough while
699 * a TX was in progress.
700 *
701 * TX_STATUS_FAIL_MGMNT_ABORT
702 *
703 * This status is only possible if the ABORT ON MGMT RX parameter was
704 * set to true with the TX command.
705 *
706 * If the MSB of the status parameter is set then an abort sequence is
707 * required. This sequence consists of the host activating the TX Abort
708 * control line, and then waiting for the TX Abort command response. This
709 * indicates that a the device is no longer in a transmit state, and that the
710 * command FIFO has been cleared. The host must then deactivate the TX Abort
711 * control line. Receiving is still allowed in this case.
712 */
713enum {
714 TX_STATUS_SUCCESS = 0x01,
715 TX_STATUS_DIRECT_DONE = 0x02,
716 TX_STATUS_FAIL_SHORT_LIMIT = 0x82,
717 TX_STATUS_FAIL_LONG_LIMIT = 0x83,
718 TX_STATUS_FAIL_FIFO_UNDERRUN = 0x84,
719 TX_STATUS_FAIL_MGMNT_ABORT = 0x85,
720 TX_STATUS_FAIL_NEXT_FRAG = 0x86,
721 TX_STATUS_FAIL_LIFE_EXPIRE = 0x87,
722 TX_STATUS_FAIL_DEST_PS = 0x88,
723 TX_STATUS_FAIL_ABORTED = 0x89,
724 TX_STATUS_FAIL_BT_RETRY = 0x8a,
725 TX_STATUS_FAIL_STA_INVALID = 0x8b,
726 TX_STATUS_FAIL_FRAG_DROPPED = 0x8c,
727 TX_STATUS_FAIL_TID_DISABLE = 0x8d,
728 TX_STATUS_FAIL_FRAME_FLUSHED = 0x8e,
729 TX_STATUS_FAIL_INSUFFICIENT_CF_POLL = 0x8f,
730 TX_STATUS_FAIL_TX_LOCKED = 0x90,
731 TX_STATUS_FAIL_NO_BEACON_ON_RADAR = 0x91,
732};
733
734#define TX_PACKET_MODE_REGULAR 0x0000
735#define TX_PACKET_MODE_BURST_SEQ 0x0100
736#define TX_PACKET_MODE_BURST_FIRST 0x0200
737
738enum {
739 TX_POWER_PA_NOT_ACTIVE = 0x0,
740};
741
742enum {
743 TX_STATUS_MSK = 0x000000ff, /* bits 0:7 */
744 TX_STATUS_DELAY_MSK = 0x00000040,
745 TX_STATUS_ABORT_MSK = 0x00000080,
746 TX_PACKET_MODE_MSK = 0x0000ff00, /* bits 8:15 */
747 TX_FIFO_NUMBER_MSK = 0x00070000, /* bits 16:18 */
748 TX_RESERVED = 0x00780000, /* bits 19:22 */
749 TX_POWER_PA_DETECT_MSK = 0x7f800000, /* bits 23:30 */
750 TX_ABORT_REQUIRED_MSK = 0x80000000, /* bits 31:31 */
751};
752
753/* *******************************
754 * TX aggregation state
755 ******************************* */
756
757enum {
758 AGG_TX_STATE_TRANSMITTED = 0x00,
759 AGG_TX_STATE_UNDERRUN_MSK = 0x01,
760 AGG_TX_STATE_BT_PRIO_MSK = 0x02,
761 AGG_TX_STATE_FEW_BYTES_MSK = 0x04,
762 AGG_TX_STATE_ABORT_MSK = 0x08,
763 AGG_TX_STATE_LAST_SENT_TTL_MSK = 0x10,
764 AGG_TX_STATE_LAST_SENT_TRY_CNT_MSK = 0x20,
765 AGG_TX_STATE_LAST_SENT_BT_KILL_MSK = 0x40,
766 AGG_TX_STATE_SCD_QUERY_MSK = 0x80,
767 AGG_TX_STATE_TEST_BAD_CRC32_MSK = 0x100,
768 AGG_TX_STATE_RESPONSE_MSK = 0x1ff,
769 AGG_TX_STATE_DUMP_TX_MSK = 0x200,
770 AGG_TX_STATE_DELAY_TX_MSK = 0x400
771};
772
773#define AGG_TX_STATE_LAST_SENT_MSK \
774(AGG_TX_STATE_LAST_SENT_TTL_MSK | \
775 AGG_TX_STATE_LAST_SENT_TRY_CNT_MSK | \
776 AGG_TX_STATE_LAST_SENT_BT_KILL_MSK)
777
778#define AGG_TX_STATE_TRY_CNT_POS 12
779#define AGG_TX_STATE_TRY_CNT_MSK 0xf000
780
781#define AGG_TX_STATE_SEQ_NUM_POS 16
782#define AGG_TX_STATE_SEQ_NUM_MSK 0xffff0000
783
784/*
785 * REPLY_TX = 0x1c (response)
786 */
787struct iwl_tx_resp {
788 u8 failure_rts;
789 u8 failure_frame;
790 u8 bt_kill_count;
791 u8 rate;
792 __le32 wireless_media_time;
793 __le32 status; /* TX status (for aggregation status of 1st frame) */
794} __attribute__ ((packed));
795
796/*
797 * REPLY_COMPRESSED_BA = 0xc5 (response only, not a command)
798 */
799struct iwl_compressed_ba_resp {
800 __le32 sta_addr_lo32;
801 __le16 sta_addr_hi16;
802 __le16 reserved;
803 u8 sta_id;
804 u8 tid;
805 __le16 ba_seq_ctl;
806 __le32 ba_bitmap0;
807 __le32 ba_bitmap1;
808 __le16 scd_flow;
809 __le16 scd_ssn;
810} __attribute__ ((packed));
811
812/*
813 * REPLY_TX_PWR_TABLE_CMD = 0x97 (command, has simple generic response)
814 */
815struct iwl_txpowertable_cmd {
816 u8 band; /* 0: 5 GHz, 1: 2.4 GHz */
817 u8 reserved;
818 __le16 channel;
819 struct iwl_power_per_rate power[IWL_MAX_RATES];
820} __attribute__ ((packed));
821
822struct iwl_rate_scaling_info {
823 __le16 rate_n_flags;
824 u8 try_cnt;
825 u8 next_rate_index;
826} __attribute__ ((packed));
827
828/**
829 * struct iwl_rate_scaling_cmd - Rate Scaling Command & Response
830 *
831 * REPLY_RATE_SCALE = 0x47 (command, has simple generic response)
832 *
833 * NOTE: The table of rates passed to the uCode via the
834 * RATE_SCALE command sets up the corresponding order of
835 * rates used for all related commands, including rate
836 * masks, etc.
837 *
838 * For example, if you set 9MB (PLCP 0x0f) as the first
839 * rate in the rate table, the bit mask for that rate
840 * when passed through ofdm_basic_rates on the REPLY_RXON
841 * command would be bit 0 (1<<0)
842 */
843struct iwl_rate_scaling_cmd {
844 u8 table_id;
845 u8 reserved[3];
846 struct iwl_rate_scaling_info table[IWL_MAX_RATES];
847} __attribute__ ((packed));
848
849/*
850 * REPLY_BT_CONFIG = 0x9b (command, has simple generic response)
851 */
852struct iwl_bt_cmd {
853 u8 flags;
854 u8 lead_time;
855 u8 max_kill;
856 u8 reserved;
857 __le32 kill_ack_mask;
858 __le32 kill_cts_mask;
859} __attribute__ ((packed));
860
861/******************************************************************************
862 * (6)
863 * Spectrum Management (802.11h) Commands, Responses, Notifications:
864 *
865 *****************************************************************************/
866
867/*
868 * Spectrum Management
869 */
870#define MEASUREMENT_FILTER_FLAG (RXON_FILTER_PROMISC_MSK | \
871 RXON_FILTER_CTL2HOST_MSK | \
872 RXON_FILTER_ACCEPT_GRP_MSK | \
873 RXON_FILTER_DIS_DECRYPT_MSK | \
874 RXON_FILTER_DIS_GRP_DECRYPT_MSK | \
875 RXON_FILTER_ASSOC_MSK | \
876 RXON_FILTER_BCON_AWARE_MSK)
877
878struct iwl_measure_channel {
879 __le32 duration; /* measurement duration in extended beacon
880 * format */
881 u8 channel; /* channel to measure */
882 u8 type; /* see enum iwl_measure_type */
883 __le16 reserved;
884} __attribute__ ((packed));
885
886/*
887 * REPLY_SPECTRUM_MEASUREMENT_CMD = 0x74 (command)
888 */
889struct iwl_spectrum_cmd {
890 __le16 len; /* number of bytes starting from token */
891 u8 token; /* token id */
892 u8 id; /* measurement id -- 0 or 1 */
893 u8 origin; /* 0 = TGh, 1 = other, 2 = TGk */
894 u8 periodic; /* 1 = periodic */
895 __le16 path_loss_timeout;
896 __le32 start_time; /* start time in extended beacon format */
897 __le32 reserved2;
898 __le32 flags; /* rxon flags */
899 __le32 filter_flags; /* rxon filter flags */
900 __le16 channel_count; /* minimum 1, maximum 10 */
901 __le16 reserved3;
902 struct iwl_measure_channel channels[10];
903} __attribute__ ((packed));
904
905/*
906 * REPLY_SPECTRUM_MEASUREMENT_CMD = 0x74 (response)
907 */
908struct iwl_spectrum_resp {
909 u8 token;
910 u8 id; /* id of the prior command replaced, or 0xff */
911 __le16 status; /* 0 - command will be handled
912 * 1 - cannot handle (conflicts with another
913 * measurement) */
914} __attribute__ ((packed));
915
916enum iwl_measurement_state {
917 IWL_MEASUREMENT_START = 0,
918 IWL_MEASUREMENT_STOP = 1,
919};
920
921enum iwl_measurement_status {
922 IWL_MEASUREMENT_OK = 0,
923 IWL_MEASUREMENT_CONCURRENT = 1,
924 IWL_MEASUREMENT_CSA_CONFLICT = 2,
925 IWL_MEASUREMENT_TGH_CONFLICT = 3,
926 /* 4-5 reserved */
927 IWL_MEASUREMENT_STOPPED = 6,
928 IWL_MEASUREMENT_TIMEOUT = 7,
929 IWL_MEASUREMENT_PERIODIC_FAILED = 8,
930};
931
932#define NUM_ELEMENTS_IN_HISTOGRAM 8
933
934struct iwl_measurement_histogram {
935 __le32 ofdm[NUM_ELEMENTS_IN_HISTOGRAM]; /* in 0.8usec counts */
936 __le32 cck[NUM_ELEMENTS_IN_HISTOGRAM]; /* in 1usec counts */
937} __attribute__ ((packed));
938
939/* clear channel availability counters */
940struct iwl_measurement_cca_counters {
941 __le32 ofdm;
942 __le32 cck;
943} __attribute__ ((packed));
944
945enum iwl_measure_type {
946 IWL_MEASURE_BASIC = (1 << 0),
947 IWL_MEASURE_CHANNEL_LOAD = (1 << 1),
948 IWL_MEASURE_HISTOGRAM_RPI = (1 << 2),
949 IWL_MEASURE_HISTOGRAM_NOISE = (1 << 3),
950 IWL_MEASURE_FRAME = (1 << 4),
951 /* bits 5:6 are reserved */
952 IWL_MEASURE_IDLE = (1 << 7),
953};
954
955/*
956 * SPECTRUM_MEASURE_NOTIFICATION = 0x75 (notification only, not a command)
957 */
958struct iwl_spectrum_notification {
959 u8 id; /* measurement id -- 0 or 1 */
960 u8 token;
961 u8 channel_index; /* index in measurement channel list */
962 u8 state; /* 0 - start, 1 - stop */
963 __le32 start_time; /* lower 32-bits of TSF */
964 u8 band; /* 0 - 5.2GHz, 1 - 2.4GHz */
965 u8 channel;
966 u8 type; /* see enum iwl_measurement_type */
967 u8 reserved1;
968 /* NOTE: cca_ofdm, cca_cck, basic_type, and histogram are only only
969 * valid if applicable for measurement type requested. */
970 __le32 cca_ofdm; /* cca fraction time in 40Mhz clock periods */
971 __le32 cca_cck; /* cca fraction time in 44Mhz clock periods */
972 __le32 cca_time; /* channel load time in usecs */
973 u8 basic_type; /* 0 - bss, 1 - ofdm preamble, 2 -
974 * unidentified */
975 u8 reserved2[3];
976 struct iwl_measurement_histogram histogram;
977 __le32 stop_time; /* lower 32-bits of TSF */
978 __le32 status; /* see iwl_measurement_status */
979} __attribute__ ((packed));
980
981/******************************************************************************
982 * (7)
983 * Power Management Commands, Responses, Notifications:
984 *
985 *****************************************************************************/
986
987/**
988 * struct iwl_powertable_cmd - Power Table Command
989 * @flags: See below:
990 *
991 * POWER_TABLE_CMD = 0x77 (command, has simple generic response)
992 *
993 * PM allow:
994 * bit 0 - '0' Driver not allow power management
995 * '1' Driver allow PM (use rest of parameters)
996 * uCode send sleep notifications:
997 * bit 1 - '0' Don't send sleep notification
998 * '1' send sleep notification (SEND_PM_NOTIFICATION)
999 * Sleep over DTIM
1000 * bit 2 - '0' PM have to walk up every DTIM
1001 * '1' PM could sleep over DTIM till listen Interval.
1002 * PCI power managed
1003 * bit 3 - '0' (PCI_LINK_CTRL & 0x1)
1004 * '1' !(PCI_LINK_CTRL & 0x1)
1005 * Force sleep Modes
1006 * bit 31/30- '00' use both mac/xtal sleeps
1007 * '01' force Mac sleep
1008 * '10' force xtal sleep
1009 * '11' Illegal set
1010 *
1011 * NOTE: if sleep_interval[SLEEP_INTRVL_TABLE_SIZE-1] > DTIM period then
1012 * ucode assume sleep over DTIM is allowed and we don't need to wakeup
1013 * for every DTIM.
1014 */
1015#define IWL_POWER_VEC_SIZE 5
1016
1017#define IWL_POWER_DRIVER_ALLOW_SLEEP_MSK __constant_cpu_to_le32(1<<0)
1018#define IWL_POWER_SLEEP_OVER_DTIM_MSK __constant_cpu_to_le32(1<<2)
1019#define IWL_POWER_PCI_PM_MSK __constant_cpu_to_le32(1<<3)
1020struct iwl_powertable_cmd {
1021 __le32 flags;
1022 __le32 rx_data_timeout;
1023 __le32 tx_data_timeout;
1024 __le32 sleep_interval[IWL_POWER_VEC_SIZE];
1025} __attribute__((packed));
1026
1027/*
1028 * PM_SLEEP_NOTIFICATION = 0x7A (notification only, not a command)
1029 * 3945 and 4965 identical.
1030 */
1031struct iwl_sleep_notification {
1032 u8 pm_sleep_mode;
1033 u8 pm_wakeup_src;
1034 __le16 reserved;
1035 __le32 sleep_time;
1036 __le32 tsf_low;
1037 __le32 bcon_timer;
1038} __attribute__ ((packed));
1039
1040/* Sleep states. 3945 and 4965 identical. */
1041enum {
1042 IWL_PM_NO_SLEEP = 0,
1043 IWL_PM_SLP_MAC = 1,
1044 IWL_PM_SLP_FULL_MAC_UNASSOCIATE = 2,
1045 IWL_PM_SLP_FULL_MAC_CARD_STATE = 3,
1046 IWL_PM_SLP_PHY = 4,
1047 IWL_PM_SLP_REPENT = 5,
1048 IWL_PM_WAKEUP_BY_TIMER = 6,
1049 IWL_PM_WAKEUP_BY_DRIVER = 7,
1050 IWL_PM_WAKEUP_BY_RFKILL = 8,
1051 /* 3 reserved */
1052 IWL_PM_NUM_OF_MODES = 12,
1053};
1054
1055/*
1056 * REPLY_CARD_STATE_CMD = 0xa0 (command, has simple generic response)
1057 */
1058#define CARD_STATE_CMD_DISABLE 0x00 /* Put card to sleep */
1059#define CARD_STATE_CMD_ENABLE 0x01 /* Wake up card */
1060#define CARD_STATE_CMD_HALT 0x02 /* Power down permanently */
1061struct iwl_card_state_cmd {
1062 __le32 status; /* CARD_STATE_CMD_* request new power state */
1063} __attribute__ ((packed));
1064
1065/*
1066 * CARD_STATE_NOTIFICATION = 0xa1 (notification only, not a command)
1067 */
1068struct iwl_card_state_notif {
1069 __le32 flags;
1070} __attribute__ ((packed));
1071
1072#define HW_CARD_DISABLED 0x01
1073#define SW_CARD_DISABLED 0x02
1074#define RF_CARD_DISABLED 0x04
1075#define RXON_CARD_DISABLED 0x10
1076
1077struct iwl_ct_kill_config {
1078 __le32 reserved;
1079 __le32 critical_temperature_M;
1080 __le32 critical_temperature_R;
1081} __attribute__ ((packed));
1082
1083/******************************************************************************
1084 * (8)
1085 * Scan Commands, Responses, Notifications:
1086 *
1087 *****************************************************************************/
1088
1089struct iwl_scan_channel {
1090 /* type is defined as:
1091 * 0:0 active (0 - passive)
1092 * 1:4 SSID direct
1093 * If 1 is set then corresponding SSID IE is transmitted in probe
1094 * 5:7 reserved
1095 */
1096 u8 type;
1097 u8 channel;
1098 struct iwl_tx_power tpc;
1099 __le16 active_dwell;
1100 __le16 passive_dwell;
1101} __attribute__ ((packed));
1102
1103struct iwl_ssid_ie {
1104 u8 id;
1105 u8 len;
1106 u8 ssid[32];
1107} __attribute__ ((packed));
1108
1109#define PROBE_OPTION_MAX 0x4
1110#define TX_CMD_LIFE_TIME_INFINITE __constant_cpu_to_le32(0xFFFFFFFF)
1111#define IWL_GOOD_CRC_TH __constant_cpu_to_le16(1)
1112#define IWL_MAX_SCAN_SIZE 1024
1113
1114/*
1115 * REPLY_SCAN_CMD = 0x80 (command)
1116 */
1117struct iwl_scan_cmd {
1118 __le16 len;
1119 u8 reserved0;
1120 u8 channel_count;
1121 __le16 quiet_time; /* dwell only this long on quiet chnl
1122 * (active scan) */
1123 __le16 quiet_plcp_th; /* quiet chnl is < this # pkts (typ. 1) */
1124 __le16 good_CRC_th; /* passive -> active promotion threshold */
1125 __le16 reserved1;
1126 __le32 max_out_time; /* max usec to be out of associated (service)
1127 * chnl */
1128 __le32 suspend_time; /* pause scan this long when returning to svc
1129 * chnl.
1130 * 3945 -- 31:24 # beacons, 19:0 additional usec,
1131 * 4965 -- 31:22 # beacons, 21:0 additional usec.
1132 */
1133 __le32 flags;
1134 __le32 filter_flags;
1135
1136 struct iwl_tx_cmd tx_cmd;
1137 struct iwl_ssid_ie direct_scan[PROBE_OPTION_MAX];
1138
1139 u8 data[0];
1140 /*
1141 * The channels start after the probe request payload and are of type:
1142 *
1143 * struct iwl_scan_channel channels[0];
1144 *
1145 * NOTE: Only one band of channels can be scanned per pass. You
1146 * can not mix 2.4GHz channels and 5.2GHz channels and must
1147 * request a scan multiple times (not concurrently)
1148 *
1149 */
1150} __attribute__ ((packed));
1151
1152/* Can abort will notify by complete notification with abort status. */
1153#define CAN_ABORT_STATUS __constant_cpu_to_le32(0x1)
1154/* complete notification statuses */
1155#define ABORT_STATUS 0x2
1156
1157/*
1158 * REPLY_SCAN_CMD = 0x80 (response)
1159 */
1160struct iwl_scanreq_notification {
1161 __le32 status; /* 1: okay, 2: cannot fulfill request */
1162} __attribute__ ((packed));
1163
1164/*
1165 * SCAN_START_NOTIFICATION = 0x82 (notification only, not a command)
1166 */
1167struct iwl_scanstart_notification {
1168 __le32 tsf_low;
1169 __le32 tsf_high;
1170 __le32 beacon_timer;
1171 u8 channel;
1172 u8 band;
1173 u8 reserved[2];
1174 __le32 status;
1175} __attribute__ ((packed));
1176
1177#define SCAN_OWNER_STATUS 0x1;
1178#define MEASURE_OWNER_STATUS 0x2;
1179
1180#define NUMBER_OF_STATISTICS 1 /* first __le32 is good CRC */
1181/*
1182 * SCAN_RESULTS_NOTIFICATION = 0x83 (notification only, not a command)
1183 */
1184struct iwl_scanresults_notification {
1185 u8 channel;
1186 u8 band;
1187 u8 reserved[2];
1188 __le32 tsf_low;
1189 __le32 tsf_high;
1190 __le32 statistics[NUMBER_OF_STATISTICS];
1191} __attribute__ ((packed));
1192
1193/*
1194 * SCAN_COMPLETE_NOTIFICATION = 0x84 (notification only, not a command)
1195 */
1196struct iwl_scancomplete_notification {
1197 u8 scanned_channels;
1198 u8 status;
1199 u8 reserved;
1200 u8 last_channel;
1201 __le32 tsf_low;
1202 __le32 tsf_high;
1203} __attribute__ ((packed));
1204
1205
1206/******************************************************************************
1207 * (9)
1208 * IBSS/AP Commands and Notifications:
1209 *
1210 *****************************************************************************/
1211
1212/*
1213 * BEACON_NOTIFICATION = 0x90 (notification only, not a command)
1214 */
1215struct iwl_beacon_notif {
1216 struct iwl_tx_resp beacon_notify_hdr;
1217 __le32 low_tsf;
1218 __le32 high_tsf;
1219 __le32 ibss_mgr_status;
1220} __attribute__ ((packed));
1221
1222/*
1223 * REPLY_TX_BEACON = 0x91 (command, has simple generic response)
1224 */
1225struct iwl_tx_beacon_cmd {
1226 struct iwl_tx_cmd tx;
1227 __le16 tim_idx;
1228 u8 tim_size;
1229 u8 reserved1;
1230 struct ieee80211_hdr frame[0]; /* beacon frame */
1231} __attribute__ ((packed));
1232
1233/******************************************************************************
1234 * (10)
1235 * Statistics Commands and Notifications:
1236 *
1237 *****************************************************************************/
1238
1239#define IWL_TEMP_CONVERT 260
1240
1241#define SUP_RATE_11A_MAX_NUM_CHANNELS 8
1242#define SUP_RATE_11B_MAX_NUM_CHANNELS 4
1243#define SUP_RATE_11G_MAX_NUM_CHANNELS 12
1244
1245/* Used for passing to driver number of successes and failures per rate */
1246struct rate_histogram {
1247 union {
1248 __le32 a[SUP_RATE_11A_MAX_NUM_CHANNELS];
1249 __le32 b[SUP_RATE_11B_MAX_NUM_CHANNELS];
1250 __le32 g[SUP_RATE_11G_MAX_NUM_CHANNELS];
1251 } success;
1252 union {
1253 __le32 a[SUP_RATE_11A_MAX_NUM_CHANNELS];
1254 __le32 b[SUP_RATE_11B_MAX_NUM_CHANNELS];
1255 __le32 g[SUP_RATE_11G_MAX_NUM_CHANNELS];
1256 } failed;
1257} __attribute__ ((packed));
1258
1259/* statistics command response */
1260
1261struct statistics_rx_phy {
1262 __le32 ina_cnt;
1263 __le32 fina_cnt;
1264 __le32 plcp_err;
1265 __le32 crc32_err;
1266 __le32 overrun_err;
1267 __le32 early_overrun_err;
1268 __le32 crc32_good;
1269 __le32 false_alarm_cnt;
1270 __le32 fina_sync_err_cnt;
1271 __le32 sfd_timeout;
1272 __le32 fina_timeout;
1273 __le32 unresponded_rts;
1274 __le32 rxe_frame_limit_overrun;
1275 __le32 sent_ack_cnt;
1276 __le32 sent_cts_cnt;
1277} __attribute__ ((packed));
1278
1279struct statistics_rx_non_phy {
1280 __le32 bogus_cts; /* CTS received when not expecting CTS */
1281 __le32 bogus_ack; /* ACK received when not expecting ACK */
1282 __le32 non_bssid_frames; /* number of frames with BSSID that
1283 * doesn't belong to the STA BSSID */
1284 __le32 filtered_frames; /* count frames that were dumped in the
1285 * filtering process */
1286 __le32 non_channel_beacons; /* beacons with our bss id but not on
1287 * our serving channel */
1288} __attribute__ ((packed));
1289
1290struct statistics_rx {
1291 struct statistics_rx_phy ofdm;
1292 struct statistics_rx_phy cck;
1293 struct statistics_rx_non_phy general;
1294} __attribute__ ((packed));
1295
1296struct statistics_tx {
1297 __le32 preamble_cnt;
1298 __le32 rx_detected_cnt;
1299 __le32 bt_prio_defer_cnt;
1300 __le32 bt_prio_kill_cnt;
1301 __le32 few_bytes_cnt;
1302 __le32 cts_timeout;
1303 __le32 ack_timeout;
1304 __le32 expected_ack_cnt;
1305 __le32 actual_ack_cnt;
1306} __attribute__ ((packed));
1307
1308struct statistics_dbg {
1309 __le32 burst_check;
1310 __le32 burst_count;
1311 __le32 reserved[4];
1312} __attribute__ ((packed));
1313
1314struct statistics_div {
1315 __le32 tx_on_a;
1316 __le32 tx_on_b;
1317 __le32 exec_time;
1318 __le32 probe_time;
1319} __attribute__ ((packed));
1320
1321struct statistics_general {
1322 __le32 temperature;
1323 struct statistics_dbg dbg;
1324 __le32 sleep_time;
1325 __le32 slots_out;
1326 __le32 slots_idle;
1327 __le32 ttl_timestamp;
1328 struct statistics_div div;
1329} __attribute__ ((packed));
1330
1331/*
1332 * REPLY_STATISTICS_CMD = 0x9c,
1333 * 3945 and 4965 identical.
1334 *
1335 * This command triggers an immediate response containing uCode statistics.
1336 * The response is in the same format as STATISTICS_NOTIFICATION 0x9d, below.
1337 *
1338 * If the CLEAR_STATS configuration flag is set, uCode will clear its
1339 * internal copy of the statistics (counters) after issuing the response.
1340 * This flag does not affect STATISTICS_NOTIFICATIONs after beacons (see below).
1341 *
1342 * If the DISABLE_NOTIF configuration flag is set, uCode will not issue
1343 * STATISTICS_NOTIFICATIONs after received beacons (see below). This flag
1344 * does not affect the response to the REPLY_STATISTICS_CMD 0x9c itself.
1345 */
1346#define IWL_STATS_CONF_CLEAR_STATS __constant_cpu_to_le32(0x1) /* see above */
1347#define IWL_STATS_CONF_DISABLE_NOTIF __constant_cpu_to_le32(0x2)/* see above */
1348struct iwl_statistics_cmd {
1349 __le32 configuration_flags; /* IWL_STATS_CONF_* */
1350} __attribute__ ((packed));
1351
1352/*
1353 * STATISTICS_NOTIFICATION = 0x9d (notification only, not a command)
1354 *
1355 * By default, uCode issues this notification after receiving a beacon
1356 * while associated. To disable this behavior, set DISABLE_NOTIF flag in the
1357 * REPLY_STATISTICS_CMD 0x9c, above.
1358 *
1359 * Statistics counters continue to increment beacon after beacon, but are
1360 * cleared when changing channels or when driver issues REPLY_STATISTICS_CMD
1361 * 0x9c with CLEAR_STATS bit set (see above).
1362 *
1363 * uCode also issues this notification during scans. uCode clears statistics
1364 * appropriately so that each notification contains statistics for only the
1365 * one channel that has just been scanned.
1366 */
1367#define STATISTICS_REPLY_FLG_BAND_24G_MSK __constant_cpu_to_le32(0x2)
1368#define STATISTICS_REPLY_FLG_FAT_MODE_MSK __constant_cpu_to_le32(0x8)
1369struct iwl_notif_statistics {
1370 __le32 flag;
1371 struct statistics_rx rx;
1372 struct statistics_tx tx;
1373 struct statistics_general general;
1374} __attribute__ ((packed));
1375
1376
1377/*
1378 * MISSED_BEACONS_NOTIFICATION = 0xa2 (notification only, not a command)
1379 */
1380/* if ucode missed CONSECUTIVE_MISSED_BCONS_TH beacons in a row,
1381 * then this notification will be sent. */
1382#define CONSECUTIVE_MISSED_BCONS_TH 20
1383
1384struct iwl_missed_beacon_notif {
1385 __le32 consequtive_missed_beacons;
1386 __le32 total_missed_becons;
1387 __le32 num_expected_beacons;
1388 __le32 num_recvd_beacons;
1389} __attribute__ ((packed));
1390
1391/******************************************************************************
1392 * (11)
1393 * Rx Calibration Commands:
1394 *
1395 *****************************************************************************/
1396
1397#define PHY_CALIBRATE_DIFF_GAIN_CMD (7)
1398#define HD_TABLE_SIZE (11)
1399
1400struct iwl_sensitivity_cmd {
1401 __le16 control;
1402 __le16 table[HD_TABLE_SIZE];
1403} __attribute__ ((packed));
1404
1405struct iwl_calibration_cmd {
1406 u8 opCode;
1407 u8 flags;
1408 __le16 reserved;
1409 s8 diff_gain_a;
1410 s8 diff_gain_b;
1411 s8 diff_gain_c;
1412 u8 reserved1;
1413} __attribute__ ((packed));
1414
1415/******************************************************************************
1416 * (12)
1417 * Miscellaneous Commands:
1418 *
1419 *****************************************************************************/
1420
1421/*
1422 * LEDs Command & Response
1423 * REPLY_LEDS_CMD = 0x48 (command, has simple generic response)
1424 *
1425 * For each of 3 possible LEDs (Activity/Link/Tech, selected by "id" field),
1426 * this command turns it on or off, or sets up a periodic blinking cycle.
1427 */
1428struct iwl_led_cmd {
1429 __le32 interval; /* "interval" in uSec */
1430 u8 id; /* 1: Activity, 2: Link, 3: Tech */
1431 u8 off; /* # intervals off while blinking;
1432 * "0", with >0 "on" value, turns LED on */
1433 u8 on; /* # intervals on while blinking;
1434 * "0", regardless of "off", turns LED off */
1435 u8 reserved;
1436} __attribute__ ((packed));
1437
1438/******************************************************************************
1439 * (13)
1440 * Union of all expected notifications/responses:
1441 *
1442 *****************************************************************************/
1443
1444struct iwl_rx_packet {
1445 __le32 len;
1446 struct iwl_cmd_header hdr;
1447 union {
1448 struct iwl_alive_resp alive_frame;
1449 struct iwl_rx_frame rx_frame;
1450 struct iwl_tx_resp tx_resp;
1451 struct iwl_spectrum_notification spectrum_notif;
1452 struct iwl_csa_notification csa_notif;
1453 struct iwl_error_resp err_resp;
1454 struct iwl_card_state_notif card_state_notif;
1455 struct iwl_beacon_notif beacon_status;
1456 struct iwl_add_sta_resp add_sta;
1457 struct iwl_sleep_notification sleep_notif;
1458 struct iwl_spectrum_resp spectrum;
1459 struct iwl_notif_statistics stats;
1460 __le32 status;
1461 u8 raw[0];
1462 } u;
1463} __attribute__ ((packed));
1464
1465#define IWL_RX_FRAME_SIZE (4 + sizeof(struct iwl_rx_frame))
1466
1467#endif /* __iwl_3945_commands_h__ */
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