Add the rt linux 4.1.3-rt3 as base
[kvmfornfv.git] / kernel / drivers / net / wireless / iwlwifi / mvm / fw-api-scan.h
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65
66 #ifndef __fw_api_scan_h__
67 #define __fw_api_scan_h__
68
69 #include "fw-api.h"
70
71 /* Scan Commands, Responses, Notifications */
72
73 /* Max number of IEs for direct SSID scans in a command */
74 #define PROBE_OPTION_MAX                20
75
76 /**
77  * struct iwl_ssid_ie - directed scan network information element
78  *
79  * Up to 20 of these may appear in REPLY_SCAN_CMD,
80  * selected by "type" bit field in struct iwl_scan_channel;
81  * each channel may select different ssids from among the 20 entries.
82  * SSID IEs get transmitted in reverse order of entry.
83  */
84 struct iwl_ssid_ie {
85         u8 id;
86         u8 len;
87         u8 ssid[IEEE80211_MAX_SSID_LEN];
88 } __packed; /* SCAN_DIRECT_SSID_IE_API_S_VER_1 */
89
90 /* How many statistics are gathered for each channel */
91 #define SCAN_RESULTS_STATISTICS 1
92
93 /**
94  * enum iwl_scan_complete_status - status codes for scan complete notifications
95  * @SCAN_COMP_STATUS_OK:  scan completed successfully
96  * @SCAN_COMP_STATUS_ABORT: scan was aborted by user
97  * @SCAN_COMP_STATUS_ERR_SLEEP: sending null sleep packet failed
98  * @SCAN_COMP_STATUS_ERR_CHAN_TIMEOUT: timeout before channel is ready
99  * @SCAN_COMP_STATUS_ERR_PROBE: sending probe request failed
100  * @SCAN_COMP_STATUS_ERR_WAKEUP: sending null wakeup packet failed
101  * @SCAN_COMP_STATUS_ERR_ANTENNAS: invalid antennas chosen at scan command
102  * @SCAN_COMP_STATUS_ERR_INTERNAL: internal error caused scan abort
103  * @SCAN_COMP_STATUS_ERR_COEX: medium was lost ot WiMax
104  * @SCAN_COMP_STATUS_P2P_ACTION_OK: P2P public action frame TX was successful
105  *      (not an error!)
106  * @SCAN_COMP_STATUS_ITERATION_END: indicates end of one repetition the driver
107  *      asked for
108  * @SCAN_COMP_STATUS_ERR_ALLOC_TE: scan could not allocate time events
109 */
110 enum iwl_scan_complete_status {
111         SCAN_COMP_STATUS_OK = 0x1,
112         SCAN_COMP_STATUS_ABORT = 0x2,
113         SCAN_COMP_STATUS_ERR_SLEEP = 0x3,
114         SCAN_COMP_STATUS_ERR_CHAN_TIMEOUT = 0x4,
115         SCAN_COMP_STATUS_ERR_PROBE = 0x5,
116         SCAN_COMP_STATUS_ERR_WAKEUP = 0x6,
117         SCAN_COMP_STATUS_ERR_ANTENNAS = 0x7,
118         SCAN_COMP_STATUS_ERR_INTERNAL = 0x8,
119         SCAN_COMP_STATUS_ERR_COEX = 0x9,
120         SCAN_COMP_STATUS_P2P_ACTION_OK = 0xA,
121         SCAN_COMP_STATUS_ITERATION_END = 0x0B,
122         SCAN_COMP_STATUS_ERR_ALLOC_TE = 0x0C,
123 };
124
125 /* scan offload */
126 #define IWL_SCAN_MAX_BLACKLIST_LEN      64
127 #define IWL_SCAN_SHORT_BLACKLIST_LEN    16
128 #define IWL_SCAN_MAX_PROFILES           11
129 #define SCAN_OFFLOAD_PROBE_REQ_SIZE     512
130
131 /* Default watchdog (in MS) for scheduled scan iteration */
132 #define IWL_SCHED_SCAN_WATCHDOG cpu_to_le16(15000)
133
134 #define IWL_GOOD_CRC_TH_DEFAULT cpu_to_le16(1)
135 #define CAN_ABORT_STATUS 1
136
137 #define IWL_FULL_SCAN_MULTIPLIER 5
138 #define IWL_FAST_SCHED_SCAN_ITERATIONS 3
139
140 enum scan_framework_client {
141         SCAN_CLIENT_SCHED_SCAN          = BIT(0),
142         SCAN_CLIENT_NETDETECT           = BIT(1),
143         SCAN_CLIENT_ASSET_TRACKING      = BIT(2),
144 };
145
146 /**
147  * struct iwl_scan_offload_cmd - SCAN_REQUEST_FIXED_PART_API_S_VER_6
148  * @scan_flags:         see enum iwl_scan_flags
149  * @channel_count:      channels in channel list
150  * @quiet_time:         dwell time, in milliseconds, on quiet channel
151  * @quiet_plcp_th:      quiet channel num of packets threshold
152  * @good_CRC_th:        passive to active promotion threshold
153  * @rx_chain:           RXON rx chain.
154  * @max_out_time:       max TUs to be out of associated channel
155  * @suspend_time:       pause scan this TUs when returning to service channel
156  * @flags:              RXON flags
157  * @filter_flags:       RXONfilter
158  * @tx_cmd:             tx command for active scan; for 2GHz and for 5GHz.
159  * @direct_scan:        list of SSIDs for directed active scan
160  * @scan_type:          see enum iwl_scan_type.
161  * @rep_count:          repetition count for each scheduled scan iteration.
162  */
163 struct iwl_scan_offload_cmd {
164         __le16 len;
165         u8 scan_flags;
166         u8 channel_count;
167         __le16 quiet_time;
168         __le16 quiet_plcp_th;
169         __le16 good_CRC_th;
170         __le16 rx_chain;
171         __le32 max_out_time;
172         __le32 suspend_time;
173         /* RX_ON_FLAGS_API_S_VER_1 */
174         __le32 flags;
175         __le32 filter_flags;
176         struct iwl_tx_cmd tx_cmd[2];
177         /* SCAN_DIRECT_SSID_IE_API_S_VER_1 */
178         struct iwl_ssid_ie direct_scan[PROBE_OPTION_MAX];
179         __le32 scan_type;
180         __le32 rep_count;
181 } __packed;
182
183 enum iwl_scan_offload_channel_flags {
184         IWL_SCAN_OFFLOAD_CHANNEL_ACTIVE         = BIT(0),
185         IWL_SCAN_OFFLOAD_CHANNEL_NARROW         = BIT(22),
186         IWL_SCAN_OFFLOAD_CHANNEL_FULL           = BIT(24),
187         IWL_SCAN_OFFLOAD_CHANNEL_PARTIAL        = BIT(25),
188 };
189
190 /* channel configuration for struct iwl_scan_offload_cfg. Each channels needs:
191  * __le32 type: bitmap; bits 1-20 are for directed scan to i'th ssid and
192  *      see enum iwl_scan_offload_channel_flags.
193  * __le16 channel_number: channel number 1-13 etc.
194  * __le16 iter_count: repetition count for the channel.
195  * __le32 iter_interval: interval between two iterations on one channel.
196  * u8 active_dwell.
197  * u8 passive_dwell.
198  */
199 #define IWL_SCAN_CHAN_SIZE 14
200
201 /**
202  * iwl_scan_offload_cfg - SCAN_OFFLOAD_CONFIG_API_S
203  * @scan_cmd:           scan command fixed part
204  * @data:               scan channel configuration and probe request frames
205  */
206 struct iwl_scan_offload_cfg {
207         struct iwl_scan_offload_cmd scan_cmd;
208         u8 data[0];
209 } __packed;
210
211 /**
212  * iwl_scan_offload_blacklist - SCAN_OFFLOAD_BLACKLIST_S
213  * @ssid:               MAC address to filter out
214  * @reported_rssi:      AP rssi reported to the host
215  * @client_bitmap: clients ignore this entry  - enum scan_framework_client
216  */
217 struct iwl_scan_offload_blacklist {
218         u8 ssid[ETH_ALEN];
219         u8 reported_rssi;
220         u8 client_bitmap;
221 } __packed;
222
223 enum iwl_scan_offload_network_type {
224         IWL_NETWORK_TYPE_BSS    = 1,
225         IWL_NETWORK_TYPE_IBSS   = 2,
226         IWL_NETWORK_TYPE_ANY    = 3,
227 };
228
229 enum iwl_scan_offload_band_selection {
230         IWL_SCAN_OFFLOAD_SELECT_2_4     = 0x4,
231         IWL_SCAN_OFFLOAD_SELECT_5_2     = 0x8,
232         IWL_SCAN_OFFLOAD_SELECT_ANY     = 0xc,
233 };
234
235 /**
236  * iwl_scan_offload_profile - SCAN_OFFLOAD_PROFILE_S
237  * @ssid_index:         index to ssid list in fixed part
238  * @unicast_cipher:     encryption algorithm to match - bitmap
239  * @aut_alg:            authentication algorithm to match - bitmap
240  * @network_type:       enum iwl_scan_offload_network_type
241  * @band_selection:     enum iwl_scan_offload_band_selection
242  * @client_bitmap:      clients waiting for match - enum scan_framework_client
243  */
244 struct iwl_scan_offload_profile {
245         u8 ssid_index;
246         u8 unicast_cipher;
247         u8 auth_alg;
248         u8 network_type;
249         u8 band_selection;
250         u8 client_bitmap;
251         u8 reserved[2];
252 } __packed;
253
254 /**
255  * iwl_scan_offload_profile_cfg - SCAN_OFFLOAD_PROFILES_CFG_API_S_VER_1
256  * @blaclist:           AP list to filter off from scan results
257  * @profiles:           profiles to search for match
258  * @blacklist_len:      length of blacklist
259  * @num_profiles:       num of profiles in the list
260  * @match_notify:       clients waiting for match found notification
261  * @pass_match:         clients waiting for the results
262  * @active_clients:     active clients bitmap - enum scan_framework_client
263  * @any_beacon_notify:  clients waiting for match notification without match
264  */
265 struct iwl_scan_offload_profile_cfg {
266         struct iwl_scan_offload_profile profiles[IWL_SCAN_MAX_PROFILES];
267         u8 blacklist_len;
268         u8 num_profiles;
269         u8 match_notify;
270         u8 pass_match;
271         u8 active_clients;
272         u8 any_beacon_notify;
273         u8 reserved[2];
274 } __packed;
275
276 /**
277  * iwl_scan_offload_schedule - schedule of scan offload
278  * @delay:              delay between iterations, in seconds.
279  * @iterations:         num of scan iterations
280  * @full_scan_mul:      number of partial scans before each full scan
281  */
282 struct iwl_scan_offload_schedule {
283         __le16 delay;
284         u8 iterations;
285         u8 full_scan_mul;
286 } __packed;
287
288 /*
289  * iwl_scan_offload_flags
290  *
291  * IWL_SCAN_OFFLOAD_FLAG_PASS_ALL: pass all results - no filtering.
292  * IWL_SCAN_OFFLOAD_FLAG_CACHED_CHANNEL: add cached channels to partial scan.
293  * IWL_SCAN_OFFLOAD_FLAG_EBS_QUICK_MODE: EBS duration is 100mSec - typical
294  *      beacon period. Finding channel activity in this mode is not guaranteed.
295  * IWL_SCAN_OFFLOAD_FLAG_EBS_ACCURATE_MODE: EBS duration is 200mSec.
296  *      Assuming beacon period is 100ms finding channel activity is guaranteed.
297  */
298 enum iwl_scan_offload_flags {
299         IWL_SCAN_OFFLOAD_FLAG_PASS_ALL          = BIT(0),
300         IWL_SCAN_OFFLOAD_FLAG_CACHED_CHANNEL    = BIT(2),
301         IWL_SCAN_OFFLOAD_FLAG_EBS_QUICK_MODE    = BIT(5),
302         IWL_SCAN_OFFLOAD_FLAG_EBS_ACCURATE_MODE = BIT(6),
303 };
304
305 /**
306  * iwl_scan_offload_req - scan offload request command
307  * @flags:              bitmap - enum iwl_scan_offload_flags.
308  * @watchdog:           maximum scan duration in TU.
309  * @delay:              delay in seconds before first iteration.
310  * @schedule_line:      scan offload schedule, for fast and regular scan.
311  */
312 struct iwl_scan_offload_req {
313         __le16 flags;
314         __le16 watchdog;
315         __le16 delay;
316         __le16 reserved;
317         struct iwl_scan_offload_schedule schedule_line[2];
318 } __packed;
319
320 enum iwl_scan_offload_compleate_status {
321         IWL_SCAN_OFFLOAD_COMPLETED      = 1,
322         IWL_SCAN_OFFLOAD_ABORTED        = 2,
323 };
324
325 enum iwl_scan_ebs_status {
326         IWL_SCAN_EBS_SUCCESS,
327         IWL_SCAN_EBS_FAILED,
328         IWL_SCAN_EBS_CHAN_NOT_FOUND,
329 };
330
331 /**
332  * iwl_scan_offload_complete - SCAN_OFFLOAD_COMPLETE_NTF_API_S_VER_1
333  * @last_schedule_line:         last schedule line executed (fast or regular)
334  * @last_schedule_iteration:    last scan iteration executed before scan abort
335  * @status:                     enum iwl_scan_offload_compleate_status
336  * @ebs_status: last EBS status, see IWL_SCAN_EBS_*
337  */
338 struct iwl_scan_offload_complete {
339         u8 last_schedule_line;
340         u8 last_schedule_iteration;
341         u8 status;
342         u8 ebs_status;
343 } __packed;
344
345 /**
346  * iwl_sched_scan_results - SCAN_OFFLOAD_MATCH_FOUND_NTF_API_S_VER_1
347  * @ssid_bitmap:        SSIDs indexes found in this iteration
348  * @client_bitmap:      clients that are active and wait for this notification
349  */
350 struct iwl_sched_scan_results {
351         __le16 ssid_bitmap;
352         u8 client_bitmap;
353         u8 reserved;
354 };
355
356 /* Unified LMAC scan API */
357
358 #define IWL_MVM_BASIC_PASSIVE_DWELL 110
359
360 /**
361  * iwl_scan_req_tx_cmd - SCAN_REQ_TX_CMD_API_S
362  * @tx_flags: combination of TX_CMD_FLG_*
363  * @rate_n_flags: rate for *all* Tx attempts, if TX_CMD_FLG_STA_RATE_MSK is
364  *      cleared. Combination of RATE_MCS_*
365  * @sta_id: index of destination station in FW station table
366  * @reserved: for alignment and future use
367  */
368 struct iwl_scan_req_tx_cmd {
369         __le32 tx_flags;
370         __le32 rate_n_flags;
371         u8 sta_id;
372         u8 reserved[3];
373 } __packed;
374
375 enum iwl_scan_channel_flags_lmac {
376         IWL_UNIFIED_SCAN_CHANNEL_FULL           = BIT(27),
377         IWL_UNIFIED_SCAN_CHANNEL_PARTIAL        = BIT(28),
378 };
379
380 /**
381  * iwl_scan_channel_cfg_lmac - SCAN_CHANNEL_CFG_S_VER2
382  * @flags:              bits 1-20: directed scan to i'th ssid
383  *                      other bits &enum iwl_scan_channel_flags_lmac
384  * @channel_number:     channel number 1-13 etc
385  * @iter_count:         scan iteration on this channel
386  * @iter_interval:      interval in seconds between iterations on one channel
387  */
388 struct iwl_scan_channel_cfg_lmac {
389         __le32 flags;
390         __le16 channel_num;
391         __le16 iter_count;
392         __le32 iter_interval;
393 } __packed;
394
395 /*
396  * iwl_scan_probe_segment - PROBE_SEGMENT_API_S_VER_1
397  * @offset: offset in the data block
398  * @len: length of the segment
399  */
400 struct iwl_scan_probe_segment {
401         __le16 offset;
402         __le16 len;
403 } __packed;
404
405 /* iwl_scan_probe_req - PROBE_REQUEST_FRAME_API_S_VER_2
406  * @mac_header: first (and common) part of the probe
407  * @band_data: band specific data
408  * @common_data: last (and common) part of the probe
409  * @buf: raw data block
410  */
411 struct iwl_scan_probe_req {
412         struct iwl_scan_probe_segment mac_header;
413         struct iwl_scan_probe_segment band_data[2];
414         struct iwl_scan_probe_segment common_data;
415         u8 buf[SCAN_OFFLOAD_PROBE_REQ_SIZE];
416 } __packed;
417
418 enum iwl_scan_channel_flags {
419         IWL_SCAN_CHANNEL_FLAG_EBS               = BIT(0),
420         IWL_SCAN_CHANNEL_FLAG_EBS_ACCURATE      = BIT(1),
421         IWL_SCAN_CHANNEL_FLAG_CACHE_ADD         = BIT(2),
422 };
423
424 /* iwl_scan_channel_opt - CHANNEL_OPTIMIZATION_API_S
425  * @flags: enum iwl_scan_channel_flags
426  * @non_ebs_ratio: defines the ratio of number of scan iterations where EBS is
427  *      involved.
428  *      1 - EBS is disabled.
429  *      2 - every second scan will be full scan(and so on).
430  */
431 struct iwl_scan_channel_opt {
432         __le16 flags;
433         __le16 non_ebs_ratio;
434 } __packed;
435
436 /**
437  * iwl_mvm_lmac_scan_flags
438  * @IWL_MVM_LMAC_SCAN_FLAG_PASS_ALL: pass all beacons and probe responses
439  *      without filtering.
440  * @IWL_MVM_LMAC_SCAN_FLAG_PASSIVE: force passive scan on all channels
441  * @IWL_MVM_LMAC_SCAN_FLAG_PRE_CONNECTION: single channel scan
442  * @IWL_MVM_LMAC_SCAN_FLAG_ITER_COMPLETE: send iteration complete notification
443  * @IWL_MVM_LMAC_SCAN_FLAG_MULTIPLE_SSIDS multiple SSID matching
444  * @IWL_MVM_LMAC_SCAN_FLAG_FRAGMENTED: all passive scans will be fragmented
445  * @IWL_MVM_LMAC_SCAN_FLAGS_RRM_ENABLED: insert WFA vendor-specific TPC report
446  *      and DS parameter set IEs into probe requests.
447  * @IWL_MVM_LMAC_SCAN_FLAG_MATCH: Send match found notification on matches
448  */
449 enum iwl_mvm_lmac_scan_flags {
450         IWL_MVM_LMAC_SCAN_FLAG_PASS_ALL         = BIT(0),
451         IWL_MVM_LMAC_SCAN_FLAG_PASSIVE          = BIT(1),
452         IWL_MVM_LMAC_SCAN_FLAG_PRE_CONNECTION   = BIT(2),
453         IWL_MVM_LMAC_SCAN_FLAG_ITER_COMPLETE    = BIT(3),
454         IWL_MVM_LMAC_SCAN_FLAG_MULTIPLE_SSIDS   = BIT(4),
455         IWL_MVM_LMAC_SCAN_FLAG_FRAGMENTED       = BIT(5),
456         IWL_MVM_LMAC_SCAN_FLAGS_RRM_ENABLED     = BIT(6),
457         IWL_MVM_LMAC_SCAN_FLAG_MATCH            = BIT(9),
458 };
459
460 enum iwl_scan_priority {
461         IWL_SCAN_PRIORITY_LOW,
462         IWL_SCAN_PRIORITY_MEDIUM,
463         IWL_SCAN_PRIORITY_HIGH,
464 };
465
466 /**
467  * iwl_scan_req_unified_lmac - SCAN_REQUEST_CMD_API_S_VER_1
468  * @reserved1: for alignment and future use
469  * @channel_num: num of channels to scan
470  * @active-dwell: dwell time for active channels
471  * @passive-dwell: dwell time for passive channels
472  * @fragmented-dwell: dwell time for fragmented passive scan
473  * @reserved2: for alignment and future use
474  * @rx_chain_selct: PHY_RX_CHAIN_* flags
475  * @scan_flags: &enum iwl_mvm_lmac_scan_flags
476  * @max_out_time: max time (in TU) to be out of associated channel
477  * @suspend_time: pause scan this long (TUs) when returning to service channel
478  * @flags: RXON flags
479  * @filter_flags: RXON filter
480  * @tx_cmd: tx command for active scan; for 2GHz and for 5GHz
481  * @direct_scan: list of SSIDs for directed active scan
482  * @scan_prio: enum iwl_scan_priority
483  * @iter_num: number of scan iterations
484  * @delay: delay in seconds before first iteration
485  * @schedule: two scheduling plans. The first one is finite, the second one can
486  *      be infinite.
487  * @channel_opt: channel optimization options, for full and partial scan
488  * @data: channel configuration and probe request packet.
489  */
490 struct iwl_scan_req_unified_lmac {
491         /* SCAN_REQUEST_FIXED_PART_API_S_VER_7 */
492         __le32 reserved1;
493         u8 n_channels;
494         u8 active_dwell;
495         u8 passive_dwell;
496         u8 fragmented_dwell;
497         __le16 reserved2;
498         __le16 rx_chain_select;
499         __le32 scan_flags;
500         __le32 max_out_time;
501         __le32 suspend_time;
502         /* RX_ON_FLAGS_API_S_VER_1 */
503         __le32 flags;
504         __le32 filter_flags;
505         struct iwl_scan_req_tx_cmd tx_cmd[2];
506         struct iwl_ssid_ie direct_scan[PROBE_OPTION_MAX];
507         __le32 scan_prio;
508         /* SCAN_REQ_PERIODIC_PARAMS_API_S */
509         __le32 iter_num;
510         __le32 delay;
511         struct iwl_scan_offload_schedule schedule[2];
512         struct iwl_scan_channel_opt channel_opt[2];
513         u8 data[];
514 } __packed;
515
516 /**
517  * struct iwl_scan_results_notif - scan results for one channel -
518  *      SCAN_RESULT_NTF_API_S_VER_3
519  * @channel: which channel the results are from
520  * @band: 0 for 5.2 GHz, 1 for 2.4 GHz
521  * @probe_status: SCAN_PROBE_STATUS_*, indicates success of probe request
522  * @num_probe_not_sent: # of request that weren't sent due to not enough time
523  * @duration: duration spent in channel, in usecs
524  */
525 struct iwl_scan_results_notif {
526         u8 channel;
527         u8 band;
528         u8 probe_status;
529         u8 num_probe_not_sent;
530         __le32 duration;
531 } __packed;
532
533 /**
534  * struct iwl_lmac_scan_complete_notif - notifies end of scanning (all channels)
535  *      SCAN_COMPLETE_NTF_API_S_VER_3
536  * @scanned_channels: number of channels scanned (and number of valid results)
537  * @status: one of SCAN_COMP_STATUS_*
538  * @bt_status: BT on/off status
539  * @last_channel: last channel that was scanned
540  * @tsf_low: TSF timer (lower half) in usecs
541  * @tsf_high: TSF timer (higher half) in usecs
542  * @results: an array of scan results, only "scanned_channels" of them are valid
543  */
544 struct iwl_lmac_scan_complete_notif {
545         u8 scanned_channels;
546         u8 status;
547         u8 bt_status;
548         u8 last_channel;
549         __le32 tsf_low;
550         __le32 tsf_high;
551         struct iwl_scan_results_notif results[];
552 } __packed;
553
554 /**
555  * iwl_scan_offload_complete - PERIODIC_SCAN_COMPLETE_NTF_API_S_VER_2
556  * @last_schedule_line: last schedule line executed (fast or regular)
557  * @last_schedule_iteration: last scan iteration executed before scan abort
558  * @status: enum iwl_scan_offload_complete_status
559  * @ebs_status: EBS success status &enum iwl_scan_ebs_status
560  * @time_after_last_iter; time in seconds elapsed after last iteration
561  */
562 struct iwl_periodic_scan_complete {
563         u8 last_schedule_line;
564         u8 last_schedule_iteration;
565         u8 status;
566         u8 ebs_status;
567         __le32 time_after_last_iter;
568         __le32 reserved;
569 } __packed;
570
571 /* UMAC Scan API */
572
573 /**
574  * struct iwl_mvm_umac_cmd_hdr - Command header for UMAC commands
575  * @size:       size of the command (not including header)
576  * @reserved0:  for future use and alignment
577  * @ver:        API version number
578  */
579 struct iwl_mvm_umac_cmd_hdr {
580         __le16 size;
581         u8 reserved0;
582         u8 ver;
583 } __packed;
584
585 #define IWL_MVM_MAX_SIMULTANEOUS_SCANS 8
586
587 enum scan_config_flags {
588         SCAN_CONFIG_FLAG_ACTIVATE                       = BIT(0),
589         SCAN_CONFIG_FLAG_DEACTIVATE                     = BIT(1),
590         SCAN_CONFIG_FLAG_FORBID_CHUB_REQS               = BIT(2),
591         SCAN_CONFIG_FLAG_ALLOW_CHUB_REQS                = BIT(3),
592         SCAN_CONFIG_FLAG_SET_TX_CHAINS                  = BIT(8),
593         SCAN_CONFIG_FLAG_SET_RX_CHAINS                  = BIT(9),
594         SCAN_CONFIG_FLAG_SET_AUX_STA_ID                 = BIT(10),
595         SCAN_CONFIG_FLAG_SET_ALL_TIMES                  = BIT(11),
596         SCAN_CONFIG_FLAG_SET_EFFECTIVE_TIMES            = BIT(12),
597         SCAN_CONFIG_FLAG_SET_CHANNEL_FLAGS              = BIT(13),
598         SCAN_CONFIG_FLAG_SET_LEGACY_RATES               = BIT(14),
599         SCAN_CONFIG_FLAG_SET_MAC_ADDR                   = BIT(15),
600         SCAN_CONFIG_FLAG_SET_FRAGMENTED                 = BIT(16),
601         SCAN_CONFIG_FLAG_CLEAR_FRAGMENTED               = BIT(17),
602         SCAN_CONFIG_FLAG_SET_CAM_MODE                   = BIT(18),
603         SCAN_CONFIG_FLAG_CLEAR_CAM_MODE                 = BIT(19),
604         SCAN_CONFIG_FLAG_SET_PROMISC_MODE               = BIT(20),
605         SCAN_CONFIG_FLAG_CLEAR_PROMISC_MODE             = BIT(21),
606
607         /* Bits 26-31 are for num of channels in channel_array */
608 #define SCAN_CONFIG_N_CHANNELS(n) ((n) << 26)
609 };
610
611 enum scan_config_rates {
612         /* OFDM basic rates */
613         SCAN_CONFIG_RATE_6M     = BIT(0),
614         SCAN_CONFIG_RATE_9M     = BIT(1),
615         SCAN_CONFIG_RATE_12M    = BIT(2),
616         SCAN_CONFIG_RATE_18M    = BIT(3),
617         SCAN_CONFIG_RATE_24M    = BIT(4),
618         SCAN_CONFIG_RATE_36M    = BIT(5),
619         SCAN_CONFIG_RATE_48M    = BIT(6),
620         SCAN_CONFIG_RATE_54M    = BIT(7),
621         /* CCK basic rates */
622         SCAN_CONFIG_RATE_1M     = BIT(8),
623         SCAN_CONFIG_RATE_2M     = BIT(9),
624         SCAN_CONFIG_RATE_5M     = BIT(10),
625         SCAN_CONFIG_RATE_11M    = BIT(11),
626
627         /* Bits 16-27 are for supported rates */
628 #define SCAN_CONFIG_SUPPORTED_RATE(rate)        ((rate) << 16)
629 };
630
631 enum iwl_channel_flags {
632         IWL_CHANNEL_FLAG_EBS                            = BIT(0),
633         IWL_CHANNEL_FLAG_ACCURATE_EBS                   = BIT(1),
634         IWL_CHANNEL_FLAG_EBS_ADD                        = BIT(2),
635         IWL_CHANNEL_FLAG_PRE_SCAN_PASSIVE2ACTIVE        = BIT(3),
636 };
637
638 /**
639  * struct iwl_scan_config
640  * @hdr: umac command header
641  * @flags:                      enum scan_config_flags
642  * @tx_chains:                  valid_tx antenna - ANT_* definitions
643  * @rx_chains:                  valid_rx antenna - ANT_* definitions
644  * @legacy_rates:               default legacy rates - enum scan_config_rates
645  * @out_of_channel_time:        default max out of serving channel time
646  * @suspend_time:               default max suspend time
647  * @dwell_active:               default dwell time for active scan
648  * @dwell_passive:              default dwell time for passive scan
649  * @dwell_fragmented:           default dwell time for fragmented scan
650  * @reserved:                   for future use and alignment
651  * @mac_addr:                   default mac address to be used in probes
652  * @bcast_sta_id:               the index of the station in the fw
653  * @channel_flags:              default channel flags - enum iwl_channel_flags
654  *                              scan_config_channel_flag
655  * @channel_array:              default supported channels
656  */
657 struct iwl_scan_config {
658         struct iwl_mvm_umac_cmd_hdr hdr;
659         __le32 flags;
660         __le32 tx_chains;
661         __le32 rx_chains;
662         __le32 legacy_rates;
663         __le32 out_of_channel_time;
664         __le32 suspend_time;
665         u8 dwell_active;
666         u8 dwell_passive;
667         u8 dwell_fragmented;
668         u8 reserved;
669         u8 mac_addr[ETH_ALEN];
670         u8 bcast_sta_id;
671         u8 channel_flags;
672         u8 channel_array[];
673 } __packed; /* SCAN_CONFIG_DB_CMD_API_S */
674
675 /**
676  * iwl_umac_scan_flags
677  *@IWL_UMAC_SCAN_FLAG_PREEMPTIVE: scan process triggered by this scan request
678  *      can be preempted by other scan requests with higher priority.
679  *      The low priority scan is aborted.
680  *@IWL_UMAC_SCAN_FLAG_START_NOTIF: notification will be sent to the driver
681  *      when scan starts.
682  */
683 enum iwl_umac_scan_flags {
684         IWL_UMAC_SCAN_FLAG_PREEMPTIVE           = BIT(0),
685         IWL_UMAC_SCAN_FLAG_START_NOTIF          = BIT(1),
686 };
687
688 enum iwl_umac_scan_uid_offsets {
689         IWL_UMAC_SCAN_UID_TYPE_OFFSET           = 0,
690         IWL_UMAC_SCAN_UID_SEQ_OFFSET            = 8,
691 };
692
693 enum iwl_umac_scan_general_flags {
694         IWL_UMAC_SCAN_GEN_FLAGS_PERIODIC        = BIT(0),
695         IWL_UMAC_SCAN_GEN_FLAGS_OVER_BT         = BIT(1),
696         IWL_UMAC_SCAN_GEN_FLAGS_PASS_ALL        = BIT(2),
697         IWL_UMAC_SCAN_GEN_FLAGS_PASSIVE         = BIT(3),
698         IWL_UMAC_SCAN_GEN_FLAGS_PRE_CONNECT     = BIT(4),
699         IWL_UMAC_SCAN_GEN_FLAGS_ITER_COMPLETE   = BIT(5),
700         IWL_UMAC_SCAN_GEN_FLAGS_MULTIPLE_SSID   = BIT(6),
701         IWL_UMAC_SCAN_GEN_FLAGS_FRAGMENTED      = BIT(7),
702         IWL_UMAC_SCAN_GEN_FLAGS_RRM_ENABLED     = BIT(8),
703         IWL_UMAC_SCAN_GEN_FLAGS_MATCH           = BIT(9)
704 };
705
706 /**
707  * struct iwl_scan_channel_cfg_umac
708  * @flags:              bitmap - 0-19:  directed scan to i'th ssid.
709  * @channel_num:        channel number 1-13 etc.
710  * @iter_count:         repetition count for the channel.
711  * @iter_interval:      interval between two scan iterations on one channel.
712  */
713 struct iwl_scan_channel_cfg_umac {
714         __le32 flags;
715         u8 channel_num;
716         u8 iter_count;
717         __le16 iter_interval;
718 } __packed; /* SCAN_CHANNEL_CFG_S_VER2 */
719
720 /**
721  * struct iwl_scan_umac_schedule
722  * @interval: interval in seconds between scan iterations
723  * @iter_count: num of scan iterations for schedule plan, 0xff for infinite loop
724  * @reserved: for alignment and future use
725  */
726 struct iwl_scan_umac_schedule {
727         __le16 interval;
728         u8 iter_count;
729         u8 reserved;
730 } __packed; /* SCAN_SCHED_PARAM_API_S_VER_1 */
731
732 /**
733  * struct iwl_scan_req_umac_tail - the rest of the UMAC scan request command
734  *      parameters following channels configuration array.
735  * @schedule: two scheduling plans.
736  * @delay: delay in TUs before starting the first scan iteration
737  * @reserved: for future use and alignment
738  * @preq: probe request with IEs blocks
739  * @direct_scan: list of SSIDs for directed active scan
740  */
741 struct iwl_scan_req_umac_tail {
742         /* SCAN_PERIODIC_PARAMS_API_S_VER_1 */
743         struct iwl_scan_umac_schedule schedule[2];
744         __le16 delay;
745         __le16 reserved;
746         /* SCAN_PROBE_PARAMS_API_S_VER_1 */
747         struct iwl_scan_probe_req preq;
748         struct iwl_ssid_ie direct_scan[PROBE_OPTION_MAX];
749 } __packed;
750
751 /**
752  * struct iwl_scan_req_umac
753  * @hdr: umac command header
754  * @flags: &enum iwl_umac_scan_flags
755  * @uid: scan id, &enum iwl_umac_scan_uid_offsets
756  * @ooc_priority: out of channel priority - &enum iwl_scan_priority
757  * @general_flags: &enum iwl_umac_scan_general_flags
758  * @reserved1: for future use and alignment
759  * @active_dwell: dwell time for active scan
760  * @passive_dwell: dwell time for passive scan
761  * @fragmented_dwell: dwell time for fragmented passive scan
762  * @max_out_time: max out of serving channel time
763  * @suspend_time: max suspend time
764  * @scan_priority: scan internal prioritization &enum iwl_scan_priority
765  * @channel_flags: &enum iwl_scan_channel_flags
766  * @n_channels: num of channels in scan request
767  * @reserved2: for future use and alignment
768  * @data: &struct iwl_scan_channel_cfg_umac and
769  *      &struct iwl_scan_req_umac_tail
770  */
771 struct iwl_scan_req_umac {
772         struct iwl_mvm_umac_cmd_hdr hdr;
773         __le32 flags;
774         __le32 uid;
775         __le32 ooc_priority;
776         /* SCAN_GENERAL_PARAMS_API_S_VER_1 */
777         __le32 general_flags;
778         u8 reserved1;
779         u8 active_dwell;
780         u8 passive_dwell;
781         u8 fragmented_dwell;
782         __le32 max_out_time;
783         __le32 suspend_time;
784         __le32 scan_priority;
785         /* SCAN_CHANNEL_PARAMS_API_S_VER_1 */
786         u8 channel_flags;
787         u8 n_channels;
788         __le16 reserved2;
789         u8 data[];
790 } __packed; /* SCAN_REQUEST_CMD_UMAC_API_S_VER_1 */
791
792 /**
793  * struct iwl_umac_scan_abort
794  * @hdr: umac command header
795  * @uid: scan id, &enum iwl_umac_scan_uid_offsets
796  * @flags: reserved
797  */
798 struct iwl_umac_scan_abort {
799         struct iwl_mvm_umac_cmd_hdr hdr;
800         __le32 uid;
801         __le32 flags;
802 } __packed; /* SCAN_ABORT_CMD_UMAC_API_S_VER_1 */
803
804 /**
805  * struct iwl_umac_scan_complete
806  * @uid: scan id, &enum iwl_umac_scan_uid_offsets
807  * @last_schedule: last scheduling line
808  * @last_iter:  last scan iteration number
809  * @scan status: &enum iwl_scan_offload_complete_status
810  * @ebs_status: &enum iwl_scan_ebs_status
811  * @time_from_last_iter: time elapsed from last iteration
812  * @reserved: for future use
813  */
814 struct iwl_umac_scan_complete {
815         __le32 uid;
816         u8 last_schedule;
817         u8 last_iter;
818         u8 status;
819         u8 ebs_status;
820         __le32 time_from_last_iter;
821         __le32 reserved;
822 } __packed; /* SCAN_COMPLETE_NTF_UMAC_API_S_VER_1 */
823
824 #define SCAN_OFFLOAD_MATCHING_CHANNELS_LEN 5
825 /**
826  * struct iwl_scan_offload_profile_match - match information
827  * @bssid: matched bssid
828  * @channel: channel where the match occurred
829  * @energy:
830  * @matching_feature:
831  * @matching_channels: bitmap of channels that matched, referencing
832  *      the channels passed in tue scan offload request
833  */
834 struct iwl_scan_offload_profile_match {
835         u8 bssid[ETH_ALEN];
836         __le16 reserved;
837         u8 channel;
838         u8 energy;
839         u8 matching_feature;
840         u8 matching_channels[SCAN_OFFLOAD_MATCHING_CHANNELS_LEN];
841 } __packed; /* SCAN_OFFLOAD_PROFILE_MATCH_RESULTS_S_VER_1 */
842
843 /**
844  * struct iwl_scan_offload_profiles_query - match results query response
845  * @matched_profiles: bitmap of matched profiles, referencing the
846  *      matches passed in the scan offload request
847  * @last_scan_age: age of the last offloaded scan
848  * @n_scans_done: number of offloaded scans done
849  * @gp2_d0u: GP2 when D0U occurred
850  * @gp2_invoked: GP2 when scan offload was invoked
851  * @resume_while_scanning: not used
852  * @self_recovery: obsolete
853  * @reserved: reserved
854  * @matches: array of match information, one for each match
855  */
856 struct iwl_scan_offload_profiles_query {
857         __le32 matched_profiles;
858         __le32 last_scan_age;
859         __le32 n_scans_done;
860         __le32 gp2_d0u;
861         __le32 gp2_invoked;
862         u8 resume_while_scanning;
863         u8 self_recovery;
864         __le16 reserved;
865         struct iwl_scan_offload_profile_match matches[IWL_SCAN_MAX_PROFILES];
866 } __packed; /* SCAN_OFFLOAD_PROFILES_QUERY_RSP_S_VER_2 */
867
868 #endif