1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ 2 /* 3 * Copyright (C) 2012-2014, 2018-2020 Intel Corporation 4 * Copyright (C) 2013-2015 Intel Mobile Communications GmbH 5 * Copyright (C) 2016-2017 Intel Deutschland GmbH 6 */ 7 #ifndef __iwl_fw_api_time_event_h__ 8 #define __iwl_fw_api_time_event_h__ 9 10 #include "fw/api/phy-ctxt.h" 11 12 /* Time Event types, according to MAC type */ 13 enum iwl_time_event_type { 14 /* BSS Station Events */ 15 TE_BSS_STA_AGGRESSIVE_ASSOC, 16 TE_BSS_STA_ASSOC, 17 TE_BSS_EAP_DHCP_PROT, 18 TE_BSS_QUIET_PERIOD, 19 20 /* P2P Device Events */ 21 TE_P2P_DEVICE_DISCOVERABLE, 22 TE_P2P_DEVICE_LISTEN, 23 TE_P2P_DEVICE_ACTION_SCAN, 24 TE_P2P_DEVICE_FULL_SCAN, 25 26 /* P2P Client Events */ 27 TE_P2P_CLIENT_AGGRESSIVE_ASSOC, 28 TE_P2P_CLIENT_ASSOC, 29 TE_P2P_CLIENT_QUIET_PERIOD, 30 31 /* P2P GO Events */ 32 TE_P2P_GO_ASSOC_PROT, 33 TE_P2P_GO_REPETITIVET_NOA, 34 TE_P2P_GO_CT_WINDOW, 35 36 /* WiDi Sync Events */ 37 TE_WIDI_TX_SYNC, 38 39 /* Channel Switch NoA */ 40 TE_CHANNEL_SWITCH_PERIOD, 41 42 TE_MAX 43 }; /* MAC_EVENT_TYPE_API_E_VER_1 */ 44 45 /* Time event - defines for command API v1 */ 46 47 /* 48 * @TE_V1_FRAG_NONE: fragmentation of the time event is NOT allowed. 49 * @TE_V1_FRAG_SINGLE: fragmentation of the time event is allowed, but only 50 * the first fragment is scheduled. 51 * @TE_V1_FRAG_DUAL: fragmentation of the time event is allowed, but only 52 * the first 2 fragments are scheduled. 53 * @TE_V1_FRAG_ENDLESS: fragmentation of the time event is allowed, and any 54 * number of fragments are valid. 55 * 56 * Other than the constant defined above, specifying a fragmentation value 'x' 57 * means that the event can be fragmented but only the first 'x' will be 58 * scheduled. 59 */ 60 enum { 61 TE_V1_FRAG_NONE = 0, 62 TE_V1_FRAG_SINGLE = 1, 63 TE_V1_FRAG_DUAL = 2, 64 TE_V1_FRAG_ENDLESS = 0xffffffff 65 }; 66 67 /* If a Time Event can be fragmented, this is the max number of fragments */ 68 #define TE_V1_FRAG_MAX_MSK 0x0fffffff 69 /* Repeat the time event endlessly (until removed) */ 70 #define TE_V1_REPEAT_ENDLESS 0xffffffff 71 /* If a Time Event has bounded repetitions, this is the maximal value */ 72 #define TE_V1_REPEAT_MAX_MSK_V1 0x0fffffff 73 74 /* Time Event dependencies: none, on another TE, or in a specific time */ 75 enum { 76 TE_V1_INDEPENDENT = 0, 77 TE_V1_DEP_OTHER = BIT(0), 78 TE_V1_DEP_TSF = BIT(1), 79 TE_V1_EVENT_SOCIOPATHIC = BIT(2), 80 }; /* MAC_EVENT_DEPENDENCY_POLICY_API_E_VER_2 */ 81 82 /* 83 * @TE_V1_NOTIF_NONE: no notifications 84 * @TE_V1_NOTIF_HOST_EVENT_START: request/receive notification on event start 85 * @TE_V1_NOTIF_HOST_EVENT_END:request/receive notification on event end 86 * @TE_V1_NOTIF_INTERNAL_EVENT_START: internal FW use 87 * @TE_V1_NOTIF_INTERNAL_EVENT_END: internal FW use. 88 * @TE_V1_NOTIF_HOST_FRAG_START: request/receive notification on frag start 89 * @TE_V1_NOTIF_HOST_FRAG_END:request/receive notification on frag end 90 * @TE_V1_NOTIF_INTERNAL_FRAG_START: internal FW use. 91 * @TE_V1_NOTIF_INTERNAL_FRAG_END: internal FW use. 92 * 93 * Supported Time event notifications configuration. 94 * A notification (both event and fragment) includes a status indicating weather 95 * the FW was able to schedule the event or not. For fragment start/end 96 * notification the status is always success. There is no start/end fragment 97 * notification for monolithic events. 98 */ 99 enum { 100 TE_V1_NOTIF_NONE = 0, 101 TE_V1_NOTIF_HOST_EVENT_START = BIT(0), 102 TE_V1_NOTIF_HOST_EVENT_END = BIT(1), 103 TE_V1_NOTIF_INTERNAL_EVENT_START = BIT(2), 104 TE_V1_NOTIF_INTERNAL_EVENT_END = BIT(3), 105 TE_V1_NOTIF_HOST_FRAG_START = BIT(4), 106 TE_V1_NOTIF_HOST_FRAG_END = BIT(5), 107 TE_V1_NOTIF_INTERNAL_FRAG_START = BIT(6), 108 TE_V1_NOTIF_INTERNAL_FRAG_END = BIT(7), 109 }; /* MAC_EVENT_ACTION_API_E_VER_2 */ 110 111 /* Time event - defines for command API */ 112 113 /* 114 * @TE_V2_FRAG_NONE: fragmentation of the time event is NOT allowed. 115 * @TE_V2_FRAG_SINGLE: fragmentation of the time event is allowed, but only 116 * the first fragment is scheduled. 117 * @TE_V2_FRAG_DUAL: fragmentation of the time event is allowed, but only 118 * the first 2 fragments are scheduled. 119 * @TE_V2_FRAG_ENDLESS: fragmentation of the time event is allowed, and any 120 * number of fragments are valid. 121 * 122 * Other than the constant defined above, specifying a fragmentation value 'x' 123 * means that the event can be fragmented but only the first 'x' will be 124 * scheduled. 125 */ 126 enum { 127 TE_V2_FRAG_NONE = 0, 128 TE_V2_FRAG_SINGLE = 1, 129 TE_V2_FRAG_DUAL = 2, 130 TE_V2_FRAG_MAX = 0xfe, 131 TE_V2_FRAG_ENDLESS = 0xff 132 }; 133 134 /* Repeat the time event endlessly (until removed) */ 135 #define TE_V2_REPEAT_ENDLESS 0xff 136 /* If a Time Event has bounded repetitions, this is the maximal value */ 137 #define TE_V2_REPEAT_MAX 0xfe 138 139 #define TE_V2_PLACEMENT_POS 12 140 #define TE_V2_ABSENCE_POS 15 141 142 /** 143 * enum iwl_time_event_policy - Time event policy values 144 * A notification (both event and fragment) includes a status indicating weather 145 * the FW was able to schedule the event or not. For fragment start/end 146 * notification the status is always success. There is no start/end fragment 147 * notification for monolithic events. 148 * 149 * @TE_V2_DEFAULT_POLICY: independent, social, present, unoticable 150 * @TE_V2_NOTIF_HOST_EVENT_START: request/receive notification on event start 151 * @TE_V2_NOTIF_HOST_EVENT_END:request/receive notification on event end 152 * @TE_V2_NOTIF_INTERNAL_EVENT_START: internal FW use 153 * @TE_V2_NOTIF_INTERNAL_EVENT_END: internal FW use. 154 * @TE_V2_NOTIF_HOST_FRAG_START: request/receive notification on frag start 155 * @TE_V2_NOTIF_HOST_FRAG_END:request/receive notification on frag end 156 * @TE_V2_NOTIF_INTERNAL_FRAG_START: internal FW use. 157 * @TE_V2_NOTIF_INTERNAL_FRAG_END: internal FW use. 158 * @TE_V2_START_IMMEDIATELY: start time event immediately 159 * @TE_V2_DEP_OTHER: depends on another time event 160 * @TE_V2_DEP_TSF: depends on a specific time 161 * @TE_V2_EVENT_SOCIOPATHIC: can't co-exist with other events of tha same MAC 162 * @TE_V2_ABSENCE: are we present or absent during the Time Event. 163 */ 164 enum iwl_time_event_policy { 165 TE_V2_DEFAULT_POLICY = 0x0, 166 167 /* notifications (event start/stop, fragment start/stop) */ 168 TE_V2_NOTIF_HOST_EVENT_START = BIT(0), 169 TE_V2_NOTIF_HOST_EVENT_END = BIT(1), 170 TE_V2_NOTIF_INTERNAL_EVENT_START = BIT(2), 171 TE_V2_NOTIF_INTERNAL_EVENT_END = BIT(3), 172 173 TE_V2_NOTIF_HOST_FRAG_START = BIT(4), 174 TE_V2_NOTIF_HOST_FRAG_END = BIT(5), 175 TE_V2_NOTIF_INTERNAL_FRAG_START = BIT(6), 176 TE_V2_NOTIF_INTERNAL_FRAG_END = BIT(7), 177 TE_V2_START_IMMEDIATELY = BIT(11), 178 179 /* placement characteristics */ 180 TE_V2_DEP_OTHER = BIT(TE_V2_PLACEMENT_POS), 181 TE_V2_DEP_TSF = BIT(TE_V2_PLACEMENT_POS + 1), 182 TE_V2_EVENT_SOCIOPATHIC = BIT(TE_V2_PLACEMENT_POS + 2), 183 184 /* are we present or absent during the Time Event. */ 185 TE_V2_ABSENCE = BIT(TE_V2_ABSENCE_POS), 186 }; 187 188 /** 189 * struct iwl_time_event_cmd - configuring Time Events 190 * with struct MAC_TIME_EVENT_DATA_API_S_VER_2 (see also 191 * with version 1. determined by IWL_UCODE_TLV_FLAGS) 192 * ( TIME_EVENT_CMD = 0x29 ) 193 * @id_and_color: ID and color of the relevant MAC, 194 * &enum iwl_ctxt_id_and_color 195 * @action: action to perform, one of &enum iwl_ctxt_action 196 * @id: this field has two meanings, depending on the action: 197 * If the action is ADD, then it means the type of event to add. 198 * For all other actions it is the unique event ID assigned when the 199 * event was added by the FW. 200 * @apply_time: When to start the Time Event (in GP2) 201 * @max_delay: maximum delay to event's start (apply time), in TU 202 * @depends_on: the unique ID of the event we depend on (if any) 203 * @interval: interval between repetitions, in TU 204 * @duration: duration of event in TU 205 * @repeat: how many repetitions to do, can be TE_REPEAT_ENDLESS 206 * @max_frags: maximal number of fragments the Time Event can be divided to 207 * @policy: defines whether uCode shall notify the host or other uCode modules 208 * on event and/or fragment start and/or end 209 * using one of TE_INDEPENDENT, TE_DEP_OTHER, TE_DEP_TSF 210 * TE_EVENT_SOCIOPATHIC 211 * using TE_ABSENCE and using TE_NOTIF_*, 212 * &enum iwl_time_event_policy 213 */ 214 struct iwl_time_event_cmd { 215 /* COMMON_INDEX_HDR_API_S_VER_1 */ 216 __le32 id_and_color; 217 __le32 action; 218 __le32 id; 219 /* MAC_TIME_EVENT_DATA_API_S_VER_2 */ 220 __le32 apply_time; 221 __le32 max_delay; 222 __le32 depends_on; 223 __le32 interval; 224 __le32 duration; 225 u8 repeat; 226 u8 max_frags; 227 __le16 policy; 228 } __packed; /* MAC_TIME_EVENT_CMD_API_S_VER_2 */ 229 230 /** 231 * struct iwl_time_event_resp - response structure to iwl_time_event_cmd 232 * @status: bit 0 indicates success, all others specify errors 233 * @id: the Time Event type 234 * @unique_id: the unique ID assigned (in ADD) or given (others) to the TE 235 * @id_and_color: ID and color of the relevant MAC, 236 * &enum iwl_ctxt_id_and_color 237 */ 238 struct iwl_time_event_resp { 239 __le32 status; 240 __le32 id; 241 __le32 unique_id; 242 __le32 id_and_color; 243 } __packed; /* MAC_TIME_EVENT_RSP_API_S_VER_1 */ 244 245 /** 246 * struct iwl_time_event_notif - notifications of time event start/stop 247 * ( TIME_EVENT_NOTIFICATION = 0x2a ) 248 * @timestamp: action timestamp in GP2 249 * @session_id: session's unique id 250 * @unique_id: unique id of the Time Event itself 251 * @id_and_color: ID and color of the relevant MAC 252 * @action: &enum iwl_time_event_policy 253 * @status: true if scheduled, false otherwise (not executed) 254 */ 255 struct iwl_time_event_notif { 256 __le32 timestamp; 257 __le32 session_id; 258 __le32 unique_id; 259 __le32 id_and_color; 260 __le32 action; 261 __le32 status; 262 } __packed; /* MAC_TIME_EVENT_NTFY_API_S_VER_1 */ 263 264 /* 265 * struct iwl_hs20_roc_req_tail - tail of iwl_hs20_roc_req 266 * 267 * @node_addr: Our MAC Address 268 * @reserved: reserved for alignment 269 * @apply_time: GP2 value to start (should always be the current GP2 value) 270 * @apply_time_max_delay: Maximum apply time delay value in TU. Defines max 271 * time by which start of the event is allowed to be postponed. 272 * @duration: event duration in TU To calculate event duration: 273 * timeEventDuration = min(duration, remainingQuota) 274 */ 275 struct iwl_hs20_roc_req_tail { 276 u8 node_addr[ETH_ALEN]; 277 __le16 reserved; 278 __le32 apply_time; 279 __le32 apply_time_max_delay; 280 __le32 duration; 281 } __packed; 282 283 /* 284 * Aux ROC command 285 * 286 * Command requests the firmware to create a time event for a certain duration 287 * and remain on the given channel. This is done by using the Aux framework in 288 * the FW. 289 * The command was first used for Hot Spot issues - but can be used regardless 290 * to Hot Spot. 291 * 292 * ( HOT_SPOT_CMD 0x53 ) 293 * 294 * @id_and_color: ID and color of the MAC 295 * @action: action to perform, one of FW_CTXT_ACTION_* 296 * @event_unique_id: If the action FW_CTXT_ACTION_REMOVE then the 297 * event_unique_id should be the id of the time event assigned by ucode. 298 * Otherwise ignore the event_unique_id. 299 * @sta_id_and_color: station id and color, resumed during "Remain On Channel" 300 * activity. 301 * @channel_info: channel info 302 */ 303 struct iwl_hs20_roc_req { 304 /* COMMON_INDEX_HDR_API_S_VER_1 hdr */ 305 __le32 id_and_color; 306 __le32 action; 307 __le32 event_unique_id; 308 __le32 sta_id_and_color; 309 struct iwl_fw_channel_info channel_info; 310 struct iwl_hs20_roc_req_tail tail; 311 } __packed; /* HOT_SPOT_CMD_API_S_VER_1 */ 312 313 /* 314 * values for AUX ROC result values 315 */ 316 enum iwl_mvm_hot_spot { 317 HOT_SPOT_RSP_STATUS_OK, 318 HOT_SPOT_RSP_STATUS_TOO_MANY_EVENTS, 319 HOT_SPOT_MAX_NUM_OF_SESSIONS, 320 }; 321 322 /* 323 * Aux ROC command response 324 * 325 * In response to iwl_hs20_roc_req the FW sends this command to notify the 326 * driver the uid of the timevent. 327 * 328 * ( HOT_SPOT_CMD 0x53 ) 329 * 330 * @event_unique_id: Unique ID of time event assigned by ucode 331 * @status: Return status 0 is success, all the rest used for specific errors 332 */ 333 struct iwl_hs20_roc_res { 334 __le32 event_unique_id; 335 __le32 status; 336 } __packed; /* HOT_SPOT_RSP_API_S_VER_1 */ 337 338 /** 339 * enum iwl_mvm_session_prot_conf_id - session protection's configurations 340 * @SESSION_PROTECT_CONF_ASSOC: Start a session protection for association. 341 * The firmware will allocate two events. 342 * Valid for BSS_STA and P2P_STA. 343 * * A rather short event that can't be fragmented and with a very 344 * high priority. If every goes well (99% of the cases) the 345 * association should complete within this first event. During 346 * that event, no other activity will happen in the firmware, 347 * which is why it can't be too long. 348 * The length of this event is hard-coded in the firmware: 300TUs. 349 * * Another event which can be much longer (it's duration is 350 * configurable by the driver) which has a slightly lower 351 * priority and that can be fragmented allowing other activities 352 * to run while this event is running. 353 * The firmware will automatically remove both events once the driver sets 354 * the BSS MAC as associated. Neither of the events will be removed 355 * for the P2P_STA MAC. 356 * Only the duration is configurable for this protection. 357 * @SESSION_PROTECT_CONF_GO_CLIENT_ASSOC: not used 358 * @SESSION_PROTECT_CONF_P2P_DEVICE_DISCOV: Schedule the P2P Device to be in 359 * listen mode. Will be fragmented. Valid only on the P2P Device MAC. 360 * Valid only on the P2P Device MAC. The firmware will take into account 361 * the duration, the interval and the repetition count. 362 * @SESSION_PROTECT_CONF_P2P_GO_NEGOTIATION: Schedule the P2P Device to be be 363 * able to run the GO Negotiation. Will not be fragmented and not 364 * repetitive. Valid only on the P2P Device MAC. Only the duration will 365 * be taken into account. 366 * @SESSION_PROTECT_CONF_MAX_ID: not used 367 */ 368 enum iwl_mvm_session_prot_conf_id { 369 SESSION_PROTECT_CONF_ASSOC, 370 SESSION_PROTECT_CONF_GO_CLIENT_ASSOC, 371 SESSION_PROTECT_CONF_P2P_DEVICE_DISCOV, 372 SESSION_PROTECT_CONF_P2P_GO_NEGOTIATION, 373 SESSION_PROTECT_CONF_MAX_ID, 374 }; /* SESSION_PROTECTION_CONF_ID_E_VER_1 */ 375 376 /** 377 * struct iwl_mvm_session_prot_cmd - configure a session protection 378 * @id_and_color: the id and color of the mac for which this session protection 379 * is sent 380 * @action: can be either FW_CTXT_ACTION_ADD or FW_CTXT_ACTION_REMOVE 381 * @conf_id: see &enum iwl_mvm_session_prot_conf_id 382 * @duration_tu: the duration of the whole protection in TUs. 383 * @repetition_count: not used 384 * @interval: not used 385 * 386 * Note: the session protection will always be scheduled to start as 387 * early as possible, but the maximum delay is configuration dependent. 388 * The firmware supports only one concurrent session protection per vif. 389 * Adding a new session protection will remove any currently running session. 390 */ 391 struct iwl_mvm_session_prot_cmd { 392 /* COMMON_INDEX_HDR_API_S_VER_1 hdr */ 393 __le32 id_and_color; 394 __le32 action; 395 __le32 conf_id; 396 __le32 duration_tu; 397 __le32 repetition_count; 398 __le32 interval; 399 } __packed; /* SESSION_PROTECTION_CMD_API_S_VER_1 */ 400 401 /** 402 * struct iwl_mvm_session_prot_notif - session protection started / ended 403 * @mac_id: the mac id for which the session protection started / ended 404 * @status: 1 means success, 0 means failure 405 * @start: 1 means the session protection started, 0 means it ended 406 * @conf_id: see &enum iwl_mvm_session_prot_conf_id 407 * 408 * Note that any session protection will always get two notifications: start 409 * and end even the firmware could not schedule it. 410 */ 411 struct iwl_mvm_session_prot_notif { 412 __le32 mac_id; 413 __le32 status; 414 __le32 start; 415 __le32 conf_id; 416 } __packed; /* SESSION_PROTECTION_NOTIFICATION_API_S_VER_2 */ 417 418 #endif /* __iwl_fw_api_time_event_h__ */ 419