1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Portions copyright (C) 2017 Broadcom Limited 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); 7 * you may not use this file except in compliance with the License. 8 * You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 */ 18 19 #include <hardware_legacy/wifi_hal.h> 20 21 #ifndef __WIFI_HAL_COMMON_H__ 22 #define __WIFI_HAL_COMMON_H__ 23 24 #define LOG_TAG "WifiHAL" 25 26 #include <log/log.h> 27 #include "nl80211_copy.h" 28 #include "sync.h" 29 30 #define SOCKET_BUFFER_SIZE (32768U) 31 #define RECV_BUF_SIZE (4096) 32 #define DEFAULT_EVENT_CB_SIZE (64) 33 #define DEFAULT_CMD_SIZE (64) 34 #define DOT11_OUI_LEN 3 35 #define DOT11_MAX_SSID_LEN 32 36 37 #define ETHERTYPE_IP 0x0800 /* IP */ 38 #define ETHERTYPE_IPV6 0x86dd /* IP protocol version 6 */ 39 #define MAX_PROBE_RESP_IE_LEN 2048 40 /* 41 Vendor OUI - This is a unique identifier that identifies organization. Lets 42 code Android specific functions with Google OUI; although vendors can do more 43 with their own OUI's as well. 44 */ 45 46 const uint32_t GOOGLE_OUI = 0x001A11; 47 const uint32_t BRCM_OUI = 0x001018; 48 /* TODO: define vendor OUI here */ 49 50 51 #define MAC2STR(a) (a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5] 52 #define MACSTR "%02x:%02x:%02x:%02x:%02x:%02x" 53 54 #define NMR2STR(a) (a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5], (a)[6], (a)[7] 55 #define NMRSTR "%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x" 56 #define NAN_MASTER_RANK_LEN 8 57 #define NAN_SCID_INFO_LEN 16 58 59 #define SAR_CONFIG_SCENARIO_COUNT 100 60 #define MAX_NUM_RADIOS 3 61 #define MAX_CMD_RESP_BUF_LEN 8192 62 63 #define NL_MSG_MAX_LEN 5120u 64 #define NAN_DEFAULT_RX_CHAINS_SUPPORTED 2u 65 66 /* nl_msg->nm_nlh->nlmsg_len is added by data len of the attributes 67 * NL80211_ATTR_VENDOR_ID, NL80211_ATTR_VENDOR_SUBCMD, 68 * NL80211_ATTR_IFINDEX, APF_PROGRAM_LEN by 56u 69 * To keep the additioanl room and aligned, 70 * keeping the overhead of 128u 71 */ 72 #define NL_MSG_HDR_OVERHEAD_LEN 128u 73 #define NL_MSG_DEFAULT_LEN (getpagesize() - NL_MSG_HDR_OVERHEAD_LEN) 74 75 /* 76 This enum defines ranges for various commands; commands themselves 77 can be defined in respective feature headers; i.e. find gscan command 78 definitions in gscan.cpp 79 */ 80 81 typedef int (*nl_recvmsg_msg_cb_t)(struct nl_msg *msg, void *arg); 82 typedef enum { 83 /* don't use 0 as a valid subcommand */ 84 VENDOR_NL80211_SUBCMD_UNSPECIFIED, 85 86 /* define all vendor startup commands between 0x0 and 0x0FFF */ 87 VENDOR_NL80211_SUBCMD_RANGE_START = 0x0001, 88 VENDOR_NL80211_SUBCMD_RANGE_END = 0x0FFF, 89 90 /* define all GScan related commands between 0x1000 and 0x10FF */ 91 ANDROID_NL80211_SUBCMD_GSCAN_RANGE_START = 0x1000, 92 ANDROID_NL80211_SUBCMD_GSCAN_RANGE_END = 0x10FF, 93 94 /* define all NearbyDiscovery related commands between 0x1100 and 0x11FF */ 95 ANDROID_NL80211_SUBCMD_NBD_RANGE_START = 0x1100, 96 ANDROID_NL80211_SUBCMD_NBD_RANGE_END = 0x11FF, 97 98 /* define all RTT related commands between 0x1100 and 0x11FF */ 99 ANDROID_NL80211_SUBCMD_RTT_RANGE_START = 0x1100, 100 ANDROID_NL80211_SUBCMD_RTT_RANGE_END = 0x11FF, 101 102 ANDROID_NL80211_SUBCMD_LSTATS_RANGE_START = 0x1200, 103 ANDROID_NL80211_SUBCMD_LSTATS_RANGE_END = 0x12FF, 104 105 /* define all Logger related commands between 0x1400 and 0x14FF */ 106 ANDROID_NL80211_SUBCMD_DEBUG_RANGE_START = 0x1400, 107 ANDROID_NL80211_SUBCMD_DEBUG_RANGE_END = 0x14FF, 108 109 /* define all wifi offload related commands between 0x1600 and 0x16FF */ 110 ANDROID_NL80211_SUBCMD_WIFI_OFFLOAD_RANGE_START = 0x1600, 111 ANDROID_NL80211_SUBCMD_WIFI_OFFLOAD_RANGE_END = 0x16FF, 112 113 /* define all NAN related commands between 0x1700 and 0x17FF */ 114 ANDROID_NL80211_SUBCMD_NAN_RANGE_START = 0x1700, 115 ANDROID_NL80211_SUBCMD_NAN_RANGE_END = 0x17FF, 116 117 /* define all Android Packet Filter related commands between 0x1800 and 0x18FF */ 118 ANDROID_NL80211_SUBCMD_PKT_FILTER_RANGE_START = 0x1800, 119 ANDROID_NL80211_SUBCMD_PKT_FILTER_RANGE_END = 0x18FF, 120 121 /* define all tx power related commands between 0x1900 and 0x1910 */ 122 ANDROID_NL80211_SUBCMD_TX_POWER_RANGE_START = 0x1900, 123 ANDROID_NL80211_SUBCMD_TX_POWER_RANGE_END = 0x1910, 124 125 /* define all thermal mode related commands between 0x1920 and 0x192F */ 126 ANDROID_NL80211_SUBCMD_MITIGATION_RANGE_START = 0x1920, 127 ANDROID_NL80211_SUBCMD_MITIGATION_RANGE_END = 0x192F, 128 129 /* define all DSCP related commands between 0x2000 and 0x20FF */ 130 ANDROID_NL80211_SUBCMD_DSCP_RANGE_START = 0x2000, 131 ANDROID_NL80211_SUBCMD_DSCP_RANGE_END = 0x20FF, 132 133 /* define all Channel Avoidance related commands between 0x2100 and 0x211F */ 134 ANDROID_NL80211_SUBCMD_CHAVOID_RANGE_START = 0x2100, 135 ANDROID_NL80211_SUBCMD_CHAVOID_RANGE_END = 0x211F, 136 137 /* define all OTA Download related commands between 0x2120 and 0x212F */ 138 ANDROID_NL80211_SUBCMD_OTA_DOWNLOAD_START = 0x2120, 139 ANDROID_NL80211_SUBCMD_OTA_DOWNLOAD_END = 0x212F, 140 141 /* define all VOIP mode config related commands between 0x2130 and 0x213F */ 142 ANDROID_NL80211_SUBCMD_VIOP_MODE_START = 0x2130, 143 ANDROID_NL80211_SUBCMD_VIOP_MODE_END = 0x213F, 144 145 /* define all TWT related commands between 0x2140 and 0x214F */ 146 ANDROID_NL80211_SUBCMD_TWT_START = 0x2140, 147 ANDROID_NL80211_SUBCMD_TWT_END = 0x214F, 148 149 /* define all Usable Channel related commands between 0x2150 and 0x215F */ 150 ANDROID_NL80211_SUBCMD_USABLE_CHANNEL_START = 0x2150, 151 ANDROID_NL80211_SUBCMD_USABLE_CHANNEL_END = 0x215F, 152 153 /* define all init/deinit related commands between 0x2160 and 0x216F */ 154 ANDROID_NL80211_SUBCMD_INIT_DEINIT_RANGE_START = 0x2160, 155 ANDROID_NL80211_SUBCMD_INIT_DEINIT_RANGE_END = 0x216F, 156 157 /* This is reserved for future usage */ 158 159 } ANDROID_VENDOR_SUB_COMMAND; 160 161 typedef enum { 162 163 GSCAN_SUBCMD_GET_CAPABILITIES = ANDROID_NL80211_SUBCMD_GSCAN_RANGE_START, 164 165 GSCAN_SUBCMD_SET_CONFIG, /* 0x1001 */ 166 167 GSCAN_SUBCMD_SET_SCAN_CONFIG, /* 0x1002 */ 168 GSCAN_SUBCMD_ENABLE_GSCAN, /* 0x1003 */ 169 GSCAN_SUBCMD_GET_SCAN_RESULTS, /* 0x1004 */ 170 GSCAN_SUBCMD_SCAN_RESULTS, /* 0x1005 */ 171 172 GSCAN_SUBCMD_SET_HOTLIST, /* 0x1006 */ 173 174 GSCAN_SUBCMD_SET_SIGNIFICANT_CHANGE_CONFIG, /* 0x1007 */ 175 GSCAN_SUBCMD_ENABLE_FULL_SCAN_RESULTS, /* 0x1008 */ 176 GSCAN_SUBCMD_GET_CHANNEL_LIST, /* 0x1009 */ 177 178 WIFI_SUBCMD_GET_FEATURE_SET, /* 0x100A */ 179 WIFI_SUBCMD_GET_FEATURE_SET_MATRIX, /* 0x100B */ 180 WIFI_SUBCMD_SET_PNO_RANDOM_MAC_OUI, /* 0x100C */ 181 WIFI_SUBCMD_NODFS_SET, /* 0x100D */ 182 WIFI_SUBCMD_SET_COUNTRY_CODE, /* 0x100E */ 183 /* Add more sub commands here */ 184 GSCAN_SUBCMD_SET_EPNO_SSID, /* 0x100F */ 185 186 WIFI_SUBCMD_SET_SSID_WHITE_LIST, /* 0x1010 */ 187 WIFI_SUBCMD_SET_ROAM_PARAMS, /* 0x1011 */ 188 WIFI_SUBCMD_ENABLE_LAZY_ROAM, /* 0x1012 */ 189 WIFI_SUBCMD_SET_BSSID_PREF, /* 0x1013 */ 190 WIFI_SUBCMD_SET_BSSID_BLACKLIST, /* 0x1014 */ 191 192 GSCAN_SUBCMD_ANQPO_CONFIG, /* 0x1015 */ 193 WIFI_SUBCMD_SET_RSSI_MONITOR, /* 0x1016 */ 194 WIFI_SUBCMD_CONFIG_ND_OFFLOAD, /* 0x1017 */ 195 WIFI_SUBCMD_CONFIG_TCPACK_SUP, /* 0x1018 */ 196 WIFI_SUBCMD_FW_ROAM_POLICY, /* 0x1019 */ 197 WIFI_SUBCMD_ROAM_CAPABILITY, /* 0x101a */ 198 WIFI_SUBCMD_SET_LATENCY_MODE, /* 0x101b */ 199 WIFI_SUBCMD_SET_MULTISTA_PRIMARY_CONNECTION, /* 0x101c */ 200 WIFI_SUBCMD_SET_MULTISTA_USE_CASE, /* 0x101d */ 201 WIFI_SUBCMD_SET_DTIM_CONFIG, /* 0x101e */ 202 WIFI_SUBCMD_CONFIG_INDOOR_STATE, 203 204 GSCAN_SUBCMD_MAX, 205 206 /* NAN related */ 207 NAN_SUBCMD_ENABLE = ANDROID_NL80211_SUBCMD_NAN_RANGE_START, 208 NAN_SUBCMD_DISABLE, /* 0x1701 */ 209 NAN_SUBCMD_PUBLISH, /* 0x1702 */ 210 NAN_SUBCMD_SUBSCRIBE, /* 0x1703 */ 211 NAN_SUBCMD_PUBLISH_CANCEL, /* 0x1704 */ 212 NAN_SUBCMD_SUBSCRIBE_CANCEL, /* 0x1705 */ 213 NAN_SUBCMD_TRANSMIT_FOLLOWUP, /* 0x1706 */ 214 NAN_SUBCMD_CONFIG, /* 0x1707 */ 215 NAN_SUBCMD_TCA, /* 0x1708 */ 216 NAN_SUBCMD_STATS, /* 0x1709 */ 217 NAN_SUBCMD_GET_CAPABILITIES, /* 0x170A */ 218 NAN_SUBCMD_DATA_PATH_IFACE_CREATE, /* 0x170B */ 219 NAN_SUBCMD_DATA_PATH_IFACE_DELETE, /* 0x170C */ 220 NAN_SUBCMD_DATA_PATH_REQUEST, /* 0x170D */ 221 NAN_SUBCMD_DATA_PATH_RESPONSE, /* 0x170E */ 222 NAN_SUBCMD_DATA_PATH_END, /* 0x170F */ 223 NAN_SUBCMD_DATA_PATH_SEC_INFO, /* 0x1710 */ 224 NAN_SUBCMD_VERSION_INFO, /* 0x1711 */ 225 NAN_SUBCMD_ENABLE_MERGE, /* 0x1712 */ 226 APF_SUBCMD_GET_CAPABILITIES = ANDROID_NL80211_SUBCMD_PKT_FILTER_RANGE_START, 227 APF_SUBCMD_SET_FILTER, 228 APF_SUBCMD_READ_FILTER, 229 WIFI_SUBCMD_TX_POWER_SCENARIO = ANDROID_NL80211_SUBCMD_TX_POWER_RANGE_START, 230 WIFI_SUBCMD_THERMAL_MITIGATION = ANDROID_NL80211_SUBCMD_MITIGATION_RANGE_START, 231 DSCP_SUBCMD_SET_TABLE = ANDROID_NL80211_SUBCMD_DSCP_RANGE_START, 232 DSCP_SUBCMD_RESET_TABLE, /* 0x2001 */ 233 CHAVOID_SUBCMD_SET_CONFIG = ANDROID_NL80211_SUBCMD_CHAVOID_RANGE_START, 234 235 TWT_SUBCMD_GETCAPABILITY = ANDROID_NL80211_SUBCMD_TWT_START, 236 TWT_SUBCMD_SETUP_REQUEST, 237 TWT_SUBCMD_TEAR_DOWN_REQUEST, 238 TWT_SUBCMD_INFO_FRAME_REQUEST, 239 TWT_SUBCMD_GETSTATS, 240 TWT_SUBCMD_CLR_STATS, 241 242 WIFI_SUBCMD_CONFIG_VOIP_MODE = ANDROID_NL80211_SUBCMD_VIOP_MODE_START, 243 244 WIFI_SUBCMD_GET_OTA_CURRUNT_INFO = ANDROID_NL80211_SUBCMD_OTA_DOWNLOAD_START, 245 WIFI_SUBCMD_OTA_UPDATE, 246 WIFI_SUBCMD_USABLE_CHANNEL = ANDROID_NL80211_SUBCMD_USABLE_CHANNEL_START, 247 WIFI_SUBCMD_TRIGGER_SSR = ANDROID_NL80211_SUBCMD_INIT_DEINIT_RANGE_START, 248 WIFI_SUBCMD_GET_RADIO_COMBO_MATRIX, 249 } WIFI_SUB_COMMAND; 250 251 typedef enum { 252 BRCM_RESERVED1 = 0, 253 BRCM_RESERVED2 = 1, 254 GSCAN_EVENT_SIGNIFICANT_CHANGE_RESULTS = 2, 255 GSCAN_EVENT_HOTLIST_RESULTS_FOUND = 3, 256 GSCAN_EVENT_SCAN_RESULTS_AVAILABLE = 4, 257 GSCAN_EVENT_FULL_SCAN_RESULTS = 5, 258 RTT_EVENT_COMPLETE = 6, 259 GSCAN_EVENT_COMPLETE_SCAN = 7, 260 GSCAN_EVENT_HOTLIST_RESULTS_LOST = 8, 261 GSCAN_EVENT_EPNO_EVENT = 9, 262 GOOGLE_DEBUG_RING_EVENT = 10, 263 GOOGLE_DEBUG_MEM_DUMP_EVENT = 11, 264 GSCAN_EVENT_ANQPO_HOTSPOT_MATCH = 12, 265 GOOGLE_RSSI_MONITOR_EVENT = 13, 266 GOOGLE_MKEEP_ALIVE = 14, 267 268 /* 269 * BRCM specific events should be placed after the Generic events 270 * in order to match between the DHD and HAL 271 */ 272 NAN_EVENT_ENABLED = 15, 273 NAN_EVENT_DISABLED = 16, 274 NAN_EVENT_SUBSCRIBE_MATCH = 17, 275 NAN_EVENT_PUBLISH_REPLIED_IND = 18, 276 NAN_EVENT_PUBLISH_TERMINATED = 19, 277 NAN_EVENT_SUBSCRIBE_TERMINATED = 20, 278 NAN_EVENT_DE_EVENT = 21, 279 NAN_EVENT_FOLLOWUP = 22, 280 NAN_EVENT_TRANSMIT_FOLLOWUP_IND = 23, 281 NAN_EVENT_DATA_REQUEST = 24, 282 NAN_EVENT_DATA_CONFIRMATION = 25, 283 NAN_EVENT_DATA_END = 26, 284 NAN_EVENT_BEACON = 27, 285 NAN_EVENT_SDF = 28, 286 NAN_EVENT_TCA = 29, 287 NAN_EVENT_SUBSCRIBE_UNMATCH = 30, 288 NAN_EVENT_UNKNOWN = 31, 289 BRCM_VENDOR_EVENT_HANGED = 33, 290 ROAM_EVENT_START, 291 GOOGLE_FILE_DUMP_EVENT = 37, 292 NAN_ASYNC_RESPONSE_DISABLED = 40, 293 BRCM_VENDOR_EVENT_TWT = 43, 294 BRCM_TPUT_DUMP_EVENT = 44, 295 NAN_EVENT_MATCH_EXPIRY = 45 296 } WIFI_EVENT; 297 298 typedef void (*wifi_internal_event_handler) (wifi_handle handle, int events); 299 300 class WifiCommand; 301 302 typedef struct { 303 int nl_cmd; 304 uint32_t vendor_id; 305 int vendor_subcmd; 306 nl_recvmsg_msg_cb_t cb_func; 307 void *cb_arg; 308 } cb_info; 309 310 typedef struct { 311 wifi_request_id id; 312 WifiCommand *cmd; 313 } cmd_info; 314 315 typedef struct { 316 wifi_handle handle; // handle to wifi data 317 char name[IFNAMSIZ+1]; // interface name + trailing null 318 int id; // id to use when talking to driver 319 bool is_virtual; // mark each iface as virtual or static 320 } interface_info; 321 322 typedef struct { 323 324 struct nl_sock *cmd_sock; // command socket object 325 struct nl_sock *event_sock; // event socket object 326 int nl80211_family_id; // family id for 80211 driver 327 int cleanup_socks[2]; // sockets used to implement wifi_cleanup 328 329 bool in_event_loop; // Indicates that event loop is active 330 bool clean_up; // Indication to exit since cleanup has started 331 332 wifi_internal_event_handler event_handler; // default event handler 333 wifi_cleaned_up_handler cleaned_up_handler; // socket cleaned up handler 334 335 cb_info *event_cb; // event callbacks 336 int num_event_cb; // number of event callbacks 337 int alloc_event_cb; // number of allocated callback objects 338 pthread_mutex_t cb_lock; // mutex for the event_cb access 339 340 cmd_info *cmd; // Outstanding commands 341 int num_cmd; // number of commands 342 int alloc_cmd; // number of commands allocated 343 344 interface_info **interfaces; // array of interfaces 345 int num_interfaces; // number of interfaces 346 int max_num_interfaces; // max number of interfaces 347 wifi_subsystem_restart_handler restart_handler; // trigger sub system handler 348 349 350 // add other details 351 } hal_info; 352 353 #define PNO_SSID_FOUND 0x1 354 #define PNO_SSID_LOST 0x2 355 356 typedef struct wifi_pno_result { 357 unsigned char ssid[DOT11_MAX_SSID_LEN]; 358 unsigned char ssid_len; 359 signed char rssi; 360 u16 channel; 361 u16 flags; 362 mac_addr bssid; 363 } wifi_pno_result_t; 364 365 typedef struct wifi_gscan_result { 366 u64 ts; // Time of discovery 367 u8 ssid[DOT11_MAX_SSID_LEN+1]; // null terminated 368 mac_addr bssid; // BSSID 369 u32 channel; // channel frequency in MHz 370 s32 rssi; // in db 371 u64 rtt; // in nanoseconds 372 u64 rtt_sd; // standard deviation in rtt 373 u16 beacon_period; // units are Kusec 374 u16 capability; // Capability information 375 u32 pad; 376 } wifi_gscan_result_t; 377 378 typedef struct wifi_gscan_full_result { 379 wifi_gscan_result_t fixed; 380 u32 scan_ch_bucket; // scan chbucket bitmask 381 u32 ie_length; // byte length of Information Elements 382 u8 ie_data[1]; // IE data to follow 383 } wifi_gscan_full_result_t; 384 385 void twt_deinit_handler(); 386 387 typedef enum { 388 TWT_EVENT_INVALID = 0, 389 TWT_SETUP_RESPONSE = 1, 390 TWT_TEARDOWN_COMPLETION = 2, 391 TWT_INFORM_FRAME = 3, 392 TWT_NOTIFY = 4, 393 TWT_EVENT_LAST 394 } TwtEventType; 395 396 typedef enum { 397 TWT_INVALID = 0, 398 TWT_SETUP_REQUEST = 1, 399 TWT_INFO_FRAME_REQUEST = 2, 400 TWT_TEAR_DOWN_REQUEST = 3, 401 TWT_LAST 402 } TwtRequestType; 403 404 typedef enum { 405 TWT_ATTRIBUTE_INVALID = 0, 406 TWT_ATTRIBUTE_CONFIG_ID = 1, 407 TWT_ATTRIBUTE_NEG_TYPE = 2, 408 TWT_ATTRIBUTE_TRIGGER_TYPE = 3, 409 TWT_ATTRIBUTE_WAKE_DUR_US = 4, 410 TWT_ATTRIBUTE_WAKE_INT_US = 5, 411 TWT_ATTRIBUTE_WAKE_INT_MIN_US = 6, 412 TWT_ATTRIBUTE_WAKE_INT_MAX_US = 7, 413 TWT_ATTRIBUTE_WAKE_DUR_MIN_US = 8, 414 TWT_ATTRIBUTE_WAKE_DUR_MAX_US = 9, 415 TWT_ATTRIBUTE_AVG_PKT_SIZE = 10, 416 TWT_ATTRIBUTE_AVG_PKT_NUM = 11, 417 TWT_ATTRIBUTE_WAKE_TIME_OFF_US = 12, 418 TWT_ATTRIBUTE_ALL_TWT = 13, 419 TWT_ATTRIBUTE_RESUME_TIME_US = 14, 420 TWT_ATTRIBUTE_AVG_EOSP_DUR = 15, 421 TWT_ATTRIBUTE_EOSP_COUNT = 16, 422 TWT_ATTRIBUTE_NUM_SP = 17, 423 TWT_ATTRIBUTE_DEVICE_CAP = 18, 424 TWT_ATTRIBUTE_PEER_CAP = 19, 425 TWT_ATTRIBUTE_STATUS = 20, 426 TWT_ATTRIBUTE_REASON_CODE = 21, 427 TWT_ATTRIBUTE_RESUMED = 22, 428 TWT_ATTRIBUTE_NOTIFICATION = 23, 429 TWT_ATTRIBUTE_SUB_EVENT = 24, 430 TWT_ATTRIBUTE_NUM_PEER_STATS = 25, 431 TWT_ATTRIBUTE_AVG_PKT_NUM_TX = 26, 432 TWT_ATTRIBUTE_AVG_PKT_SIZE_TX = 27, 433 TWT_ATTRIBUTE_AVG_PKT_NUM_RX = 28, 434 TWT_ATTRIBUTE_AVG_PKT_SIZE_RX = 29, 435 TWT_ATTRIBUTE_MAX 436 } TWT_ATTRIBUTE; 437 438 wifi_error wifi_register_handler(wifi_handle handle, int cmd, nl_recvmsg_msg_cb_t func, void *arg); 439 wifi_error wifi_register_vendor_handler(wifi_handle handle, 440 uint32_t id, int subcmd, nl_recvmsg_msg_cb_t func, void *arg); 441 442 void wifi_unregister_handler(wifi_handle handle, int cmd); 443 void wifi_unregister_vendor_handler_without_lock(wifi_handle handle, uint32_t id, int subcmd); 444 void wifi_unregister_vendor_handler(wifi_handle handle, uint32_t id, int subcmd); 445 446 wifi_error wifi_register_cmd(wifi_handle handle, int id, WifiCommand *cmd); 447 WifiCommand *wifi_unregister_cmd(wifi_handle handle, int id); 448 WifiCommand *wifi_get_cmd(wifi_handle handle, int id); 449 void wifi_unregister_cmd(wifi_handle handle, WifiCommand *cmd); 450 451 interface_info *getIfaceInfo(wifi_interface_handle); 452 wifi_handle getWifiHandle(wifi_interface_handle handle); 453 hal_info *getHalInfo(wifi_handle handle); 454 hal_info *getHalInfo(wifi_interface_handle handle); 455 wifi_handle getWifiHandle(hal_info *info); 456 wifi_interface_handle getIfaceHandle(interface_info *info); 457 wifi_error wifi_cancel_cmd(wifi_request_id id, wifi_interface_handle iface); 458 wifi_error wifi_get_cancel_cmd(wifi_request_id id, wifi_interface_handle iface); 459 wifi_error nan_deinit_handler(); 460 wifi_error wifi_start_hal(wifi_interface_handle iface); 461 wifi_error wifi_stop_hal(wifi_interface_handle iface); 462 wifi_interface_handle wifi_get_wlan_interface(wifi_handle info, 463 wifi_interface_handle *ifaceHandles, int numIfaceHandles); 464 #ifdef RING_DUMP 465 wifi_error wifi_start_ring_dump(wifi_interface_handle iface, 466 wifi_ring_buffer_data_handler ring_handle); 467 wifi_error wifi_stop_ring_dump(wifi_interface_handle iface); 468 #endif /* RING_DUMP */ 469 wifi_error wifi_hal_ota_update(wifi_interface_handle iface, uint32_t ota_version); 470 wifi_error wifi_hal_preInit(wifi_interface_handle iface); 471 /* API to get wake reason statistics */ 472 wifi_error wifi_get_wake_reason_stats(wifi_interface_handle handle, 473 WLAN_DRIVER_WAKE_REASON_CNT *wifi_wake_reason_cnt); 474 wifi_error wifi_virtual_interface_create(wifi_handle handle, const char* ifname, 475 wifi_interface_type iface_type); 476 wifi_error wifi_virtual_interface_delete(wifi_handle handle, const char* ifname); 477 wifi_error wifi_set_coex_unsafe_channels(wifi_handle handle, u32 num_channels, 478 wifi_coex_unsafe_channel channels[], u32 restrictions); 479 wifi_error wifi_set_voip_mode(wifi_interface_handle handle, wifi_voip_mode mode); 480 wifi_error wifi_set_dtim_config(wifi_interface_handle handle, u32 multiplier); 481 void set_hautil_mode(bool halutil_mode); 482 bool get_halutil_mode(); 483 484 /* API's to support TWT */ 485 486 /**@brief twt_get_capability 487 * Request TWT capability 488 * @param wifi_interface_handle: 489 * @return Synchronous wifi_error and TwtCapabilitySet 490 */ 491 wifi_error twt_get_capability(wifi_interface_handle iface, TwtCapabilitySet* twt_cap_set); 492 493 /**@brief twt_register_handler 494 * Request to register TWT callback 495 * @param wifi_interface_handle: 496 * @param TwtCallbackHandler: 497 * @return Synchronous wifi_error 498 */ 499 wifi_error twt_register_handler(wifi_interface_handle iface, TwtCallbackHandler handler); 500 501 /**@brief twt_setup_request 502 * Request to send TWT setup frame 503 * @param wifi_interface_handle: 504 * @param TwtSetupRequest: 505 * @return Synchronous wifi_error 506 * @return Asynchronous EventTwtSetupResponse CB return TwtSetupResponse 507 */ 508 wifi_error twt_setup_request(wifi_interface_handle iface, TwtSetupRequest* msg); 509 510 /**@brief twt_teardown_request 511 * Request to send TWT teardown frame 512 * @param wifi_interface_handle: 513 * @param TwtTeardownRequest: 514 * @return Synchronous wifi_error 515 * @return Asynchronous EventTwtTeardownCompletion CB return TwtTeardownCompletion 516 * TwtTeardownCompletion may also be received due to other events 517 * like CSA, BTCX, TWT scheduler, MultiConnection, peer-initiated teardown, etc. 518 */ 519 wifi_error twt_teardown_request(wifi_interface_handle iface, TwtTeardownRequest* msg); 520 521 /**@brief twt_info_frame_request 522 * Request to send TWT info frame 523 * @param wifi_interface_handle: 524 * @param TwtInfoFrameRequest: 525 * @return Synchronous wifi_error 526 * @return Asynchronous EventTwtInfoFrameReceived CB return TwtInfoFrameReceived 527 * Driver may also receive Peer-initiated TwtInfoFrame 528 */ 529 wifi_error twt_info_frame_request(wifi_interface_handle iface, TwtInfoFrameRequest* msg); 530 531 /**@brief twt_get_stats 532 * Request to get TWT stats 533 * @param wifi_interface_handle: 534 * @param config_id: 535 * @return Synchronous wifi_error and TwtStats 536 */ 537 wifi_error twt_get_stats(wifi_interface_handle iface, u8 config_id, TwtStats* stats); 538 539 /**@brief twt_clear_stats 540 * Request to clear TWT stats 541 * @param wifi_interface_handle: 542 * @param config_id: 543 * @return Synchronous wifi_error 544 */ 545 wifi_error twt_clear_stats(wifi_interface_handle iface, u8 config_id); 546 547 wifi_error wifi_trigger_subsystem_restart(wifi_handle handle); 548 // some common macros 549 550 #define min(x, y) ((x) < (y) ? (x) : (y)) 551 #define max(x, y) ((x) > (y) ? (x) : (y)) 552 553 #define NULL_CHECK_RETURN(ptr, str, ret) \ 554 do { \ 555 if (!(ptr)) { \ 556 ALOGE("%s(): null pointer - #ptr (%s)\n", __FUNCTION__, str); \ 557 return ret; \ 558 } \ 559 } while (0) 560 561 #endif 562 563