Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1 | /* |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 2 | * Copyright (c) 2012-2016 The Linux Foundation. All rights reserved. |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3 | * |
| 4 | * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| 5 | * |
| 6 | * |
| 7 | * Permission to use, copy, modify, and/or distribute this software for |
| 8 | * any purpose with or without fee is hereby granted, provided that the |
| 9 | * above copyright notice and this permission notice appear in all |
| 10 | * copies. |
| 11 | * |
| 12 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| 13 | * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| 14 | * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| 15 | * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 16 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 17 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 18 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 19 | * PERFORMANCE OF THIS SOFTWARE. |
| 20 | */ |
| 21 | |
| 22 | /** |
| 23 | * DOC: wlan_hdd_ext_scan.c |
| 24 | * |
| 25 | * WLAN Host Device Driver EXT SCAN feature implementation |
| 26 | * |
| 27 | */ |
| 28 | |
| 29 | #ifdef FEATURE_WLAN_EXTSCAN |
| 30 | |
| 31 | #include "wlan_hdd_ext_scan.h" |
| 32 | #include "cds_utils.h" |
| 33 | #include "cds_sched.h" |
| 34 | |
| 35 | /* amount of time to wait for a synchronous request/response operation */ |
| 36 | #define WLAN_WAIT_TIME_EXTSCAN 1000 |
| 37 | |
| 38 | /** |
| 39 | * struct hdd_ext_scan_context - hdd ext scan context |
| 40 | * @request_id: userspace-assigned ID associated with the request |
| 41 | * @response_event: Ext scan wait event |
| 42 | * @response_status: Status returned by FW in response to a request |
| 43 | * @ignore_cached_results: Flag to ignore cached results or not |
| 44 | * @context_lock: Spinlock to serialize all context accesses |
| 45 | * @capability_response: Ext scan capability response data from target |
| 46 | */ |
| 47 | struct hdd_ext_scan_context { |
| 48 | uint32_t request_id; |
| 49 | int response_status; |
| 50 | bool ignore_cached_results; |
| 51 | struct completion response_event; |
| 52 | spinlock_t context_lock; |
| 53 | struct ext_scan_capabilities_response capability_response; |
| 54 | }; |
| 55 | static struct hdd_ext_scan_context ext_scan_context; |
| 56 | |
| 57 | static const struct nla_policy wlan_hdd_extscan_config_policy |
| 58 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX + 1] = { |
| 59 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID] = { |
| 60 | .type = NLA_U32}, |
| 61 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_GET_VALID_CHANNELS_CONFIG_PARAM_WIFI_BAND] = { |
| 62 | .type = NLA_U32}, |
| 63 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC_CHANNEL] = {.type = NLA_U32}, |
| 64 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC_DWELL_TIME] = { |
| 65 | .type = NLA_U32}, |
| 66 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC_PASSIVE] = {.type = NLA_U8}, |
| 67 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC_CLASS] = {.type = NLA_U8}, |
| 68 | |
| 69 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_INDEX] = {.type = NLA_U8}, |
| 70 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_BAND] = {.type = NLA_U8}, |
| 71 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_PERIOD] = {.type = NLA_U32}, |
| 72 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_REPORT_EVENTS] = { |
| 73 | .type = NLA_U8}, |
| 74 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_NUM_CHANNEL_SPECS] = { |
| 75 | .type = NLA_U32}, |
| 76 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SCAN_CMD_PARAMS_BASE_PERIOD] = { |
| 77 | .type = NLA_U32}, |
| 78 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SCAN_CMD_PARAMS_MAX_AP_PER_SCAN] = { |
| 79 | .type = NLA_U32}, |
| 80 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SCAN_CMD_PARAMS_REPORT_THRESHOLD_PERCENT] = { |
| 81 | .type = NLA_U8}, |
| 82 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SCAN_CMD_PARAMS_REPORT_THRESHOLD_NUM_SCANS] = { |
| 83 | .type = NLA_U8 }, |
| 84 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SCAN_CMD_PARAMS_NUM_BUCKETS] = { |
| 85 | .type = NLA_U8}, |
| 86 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_GET_CACHED_SCAN_RESULTS_CONFIG_PARAM_FLUSH] = { |
| 87 | .type = NLA_U8}, |
| 88 | |
| 89 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_GET_CACHED_SCAN_RESULTS_CONFIG_PARAM_MAX] = { |
| 90 | .type = NLA_U32}, |
| 91 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_BSSID] = { |
| 92 | .type = NLA_UNSPEC}, |
| 93 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_RSSI_LOW] = { |
| 94 | .type = NLA_S32}, |
| 95 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_RSSI_HIGH] = { |
| 96 | .type = NLA_S32}, |
| 97 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_CHANNEL] = { |
| 98 | .type = NLA_U32}, |
| 99 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_BSSID_HOTLIST_PARAMS_NUM_AP] = { |
| 100 | .type = NLA_U32}, |
| 101 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_RSSI_SAMPLE_SIZE] = { |
| 102 | .type = NLA_U32}, |
| 103 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_LOST_AP_SAMPLE_SIZE] = { |
| 104 | .type = NLA_U32}, |
| 105 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_MIN_BREACHING] = { |
| 106 | .type = NLA_U32}, |
| 107 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_NUM_AP] = { |
| 108 | .type = NLA_U32}, |
| 109 | [QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_NUM_NETWORKS] = { |
| 110 | .type = NLA_U32 }, |
| 111 | [QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORK_SSID] = { |
| 112 | .type = NLA_BINARY, |
| 113 | .len = IEEE80211_MAX_SSID_LEN }, |
| 114 | [QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORK_RSSI_THRESHOLD] = { |
| 115 | .type = NLA_S8 }, |
| 116 | [QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORK_FLAGS] = { |
| 117 | .type = NLA_U8 }, |
| 118 | [QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORK_AUTH_BIT] = { |
| 119 | .type = NLA_U8 }, |
| 120 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SSID_THRESHOLD_PARAM_SSID] = { |
| 121 | .type = NLA_BINARY, |
| 122 | .len = IEEE80211_MAX_SSID_LEN + 1 }, |
| 123 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SSID_HOTLIST_PARAMS_LOST_SSID_SAMPLE_SIZE] = { |
| 124 | .type = NLA_U32 }, |
| 125 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SSID_HOTLIST_PARAMS_NUM_SSID] = { |
| 126 | .type = NLA_U32 }, |
| 127 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SSID_THRESHOLD_PARAM_BAND] = { |
| 128 | .type = NLA_U8 }, |
| 129 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SSID_THRESHOLD_PARAM_RSSI_LOW] = { |
| 130 | .type = NLA_S32 }, |
| 131 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SSID_THRESHOLD_PARAM_RSSI_HIGH] = { |
| 132 | .type = NLA_S32 }, |
| 133 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_CONFIGURATION_FLAGS] = { |
| 134 | .type = NLA_U32 }, |
| 135 | }; |
| 136 | |
| 137 | static const struct nla_policy |
| 138 | wlan_hdd_extscan_results_policy[QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_MAX + 1] = { |
| 139 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_BEACON_PERIOD] = { |
| 140 | .type = NLA_U16}, |
| 141 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_CAPABILITY] = { |
| 142 | .type = NLA_U16}, |
| 143 | }; |
| 144 | |
| 145 | /** |
| 146 | * wlan_hdd_cfg80211_extscan_get_capabilities_rsp() - response from target |
| 147 | * @ctx: Pointer to hdd context |
| 148 | * @data: Pointer to ext scan capabilities response from fw |
| 149 | * |
| 150 | * Return: None |
| 151 | */ |
| 152 | static void |
| 153 | wlan_hdd_cfg80211_extscan_get_capabilities_rsp(void *ctx, |
| 154 | struct ext_scan_capabilities_response *data) |
| 155 | { |
| 156 | struct hdd_ext_scan_context *context; |
| 157 | hdd_context_t *hdd_ctx = ctx; |
| 158 | |
| 159 | ENTER(); |
| 160 | |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 161 | if (wlan_hdd_validate_context(hdd_ctx)) |
| 162 | return; |
| 163 | if (!data) { |
| 164 | hddLog(LOGE, FL("data is null")); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 165 | return; |
| 166 | } |
| 167 | |
| 168 | context = &ext_scan_context; |
| 169 | |
| 170 | spin_lock(&context->context_lock); |
| 171 | /* validate response received from target*/ |
| 172 | if (context->request_id != data->requestId) { |
| 173 | spin_unlock(&context->context_lock); |
| 174 | hddLog(LOGE, |
| 175 | FL("Target response id did not match: request_id %d response_id %d"), |
| 176 | context->request_id, data->requestId); |
| 177 | return; |
| 178 | } else { |
| 179 | context->capability_response = *data; |
| 180 | complete(&context->response_event); |
| 181 | } |
| 182 | |
| 183 | spin_unlock(&context->context_lock); |
| 184 | |
| 185 | return; |
| 186 | } |
| 187 | |
| 188 | /* |
| 189 | * define short names for the global vendor params |
| 190 | * used by hdd_extscan_nl_fill_bss() |
| 191 | */ |
| 192 | #define PARAM_TIME_STAMP \ |
| 193 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_TIME_STAMP |
| 194 | #define PARAM_SSID \ |
| 195 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_SSID |
| 196 | #define PARAM_BSSID \ |
| 197 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_BSSID |
| 198 | #define PARAM_CHANNEL \ |
| 199 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_CHANNEL |
| 200 | #define PARAM_RSSI \ |
| 201 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_RSSI |
| 202 | #define PARAM_RTT \ |
| 203 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_RTT |
| 204 | #define PARAM_RTT_SD \ |
| 205 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_RTT_SD |
| 206 | #define PARAM_BEACON_PERIOD \ |
| 207 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_BEACON_PERIOD |
| 208 | #define PARAM_CAPABILITY \ |
| 209 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_CAPABILITY |
| 210 | #define PARAM_IE_LENGTH \ |
| 211 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_IE_LENGTH |
| 212 | #define PARAM_IE_DATA \ |
| 213 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_IE_DATA |
| 214 | |
| 215 | /** hdd_extscan_nl_fill_bss() - extscan nl fill bss |
| 216 | * @skb: socket buffer |
| 217 | * @ap: bss information |
| 218 | * @idx: nesting index |
| 219 | * |
| 220 | * Return: 0 on success; error number otherwise |
| 221 | */ |
| 222 | static int hdd_extscan_nl_fill_bss(struct sk_buff *skb, tSirWifiScanResult *ap, |
| 223 | int idx) |
| 224 | { |
| 225 | struct nlattr *nla_ap; |
| 226 | |
| 227 | nla_ap = nla_nest_start(skb, idx); |
| 228 | if (!nla_ap) |
| 229 | return -EINVAL; |
| 230 | |
| 231 | if (nla_put_u64(skb, PARAM_TIME_STAMP, ap->ts) || |
| 232 | nla_put(skb, PARAM_SSID, sizeof(ap->ssid), ap->ssid) || |
| 233 | nla_put(skb, PARAM_BSSID, sizeof(ap->bssid), ap->bssid.bytes) || |
| 234 | nla_put_u32(skb, PARAM_CHANNEL, ap->channel) || |
| 235 | nla_put_s32(skb, PARAM_RSSI, ap->rssi) || |
| 236 | nla_put_u32(skb, PARAM_RTT, ap->rtt) || |
| 237 | nla_put_u32(skb, PARAM_RTT_SD, ap->rtt_sd) || |
| 238 | nla_put_u16(skb, PARAM_BEACON_PERIOD, ap->beaconPeriod) || |
| 239 | nla_put_u16(skb, PARAM_CAPABILITY, ap->capability) || |
| 240 | nla_put_u16(skb, PARAM_IE_LENGTH, ap->ieLength)) { |
| 241 | hddLog(LOGE, FL("put fail")); |
| 242 | return -EINVAL; |
| 243 | } |
| 244 | |
| 245 | if (ap->ieLength) |
| 246 | if (nla_put(skb, PARAM_IE_DATA, ap->ieLength, ap->ieData)) { |
| 247 | hddLog(LOGE, FL("put fail")); |
| 248 | return -EINVAL; |
| 249 | } |
| 250 | |
| 251 | nla_nest_end(skb, nla_ap); |
| 252 | |
| 253 | return 0; |
| 254 | } |
| 255 | /* |
| 256 | * done with short names for the global vendor params |
| 257 | * used by hdd_extscan_nl_fill_bss() |
| 258 | */ |
| 259 | #undef PARAM_TIME_STAMP |
| 260 | #undef PARAM_SSID |
| 261 | #undef PARAM_BSSID |
| 262 | #undef PARAM_CHANNEL |
| 263 | #undef PARAM_RSSI |
| 264 | #undef PARAM_RTT |
| 265 | #undef PARAM_RTT_SD |
| 266 | #undef PARAM_BEACON_PERIOD |
| 267 | #undef PARAM_CAPABILITY |
| 268 | #undef PARAM_IE_LENGTH |
| 269 | #undef PARAM_IE_DATA |
| 270 | |
| 271 | /** wlan_hdd_cfg80211_extscan_cached_results_ind() - get cached results |
| 272 | * @ctx: hdd global context |
| 273 | * @data: cached results |
| 274 | * |
| 275 | * This function reads the cached results %data, populated the NL |
| 276 | * attributes and sends the NL event to the upper layer. |
| 277 | * |
| 278 | * Return: none |
| 279 | */ |
| 280 | static void |
| 281 | wlan_hdd_cfg80211_extscan_cached_results_ind(void *ctx, |
| 282 | struct extscan_cached_scan_results *data) |
| 283 | { |
| 284 | hdd_context_t *pHddCtx = ctx; |
| 285 | struct sk_buff *skb = NULL; |
| 286 | struct hdd_ext_scan_context *context; |
| 287 | struct extscan_cached_scan_result *result; |
| 288 | tSirWifiScanResult *ap; |
| 289 | uint32_t i, j, nl_buf_len; |
| 290 | bool ignore_cached_results = false; |
| 291 | |
| 292 | ENTER(); |
| 293 | |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 294 | if (wlan_hdd_validate_context(pHddCtx)) |
| 295 | return; |
| 296 | if (!data) { |
| 297 | hddLog(LOGE, FL("data is null")); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 298 | return; |
| 299 | } |
| 300 | |
| 301 | context = &ext_scan_context; |
| 302 | spin_lock(&context->context_lock); |
| 303 | ignore_cached_results = context->ignore_cached_results; |
| 304 | spin_unlock(&context->context_lock); |
| 305 | |
| 306 | if (ignore_cached_results) { |
| 307 | hddLog(LOGE, |
| 308 | FL("Ignore the cached results received after timeout")); |
| 309 | return; |
| 310 | } |
| 311 | |
| 312 | #define EXTSCAN_CACHED_NEST_HDRLEN NLA_HDRLEN |
| 313 | #define EXTSCAN_CACHED_NL_FIXED_TLV \ |
| 314 | ((sizeof(data->request_id) + NLA_HDRLEN) + \ |
| 315 | (sizeof(data->num_scan_ids) + NLA_HDRLEN) + \ |
| 316 | (sizeof(data->more_data) + NLA_HDRLEN)) |
| 317 | #define EXTSCAN_CACHED_NL_SCAN_ID_TLV \ |
| 318 | ((sizeof(result->scan_id) + NLA_HDRLEN) + \ |
| 319 | (sizeof(result->flags) + NLA_HDRLEN) + \ |
| 320 | (sizeof(result->num_results) + NLA_HDRLEN)) |
| 321 | #define EXTSCAN_CACHED_NL_SCAN_RESULTS_TLV \ |
| 322 | ((sizeof(ap->ts) + NLA_HDRLEN) + \ |
| 323 | (sizeof(ap->ssid) + NLA_HDRLEN) + \ |
| 324 | (sizeof(ap->bssid) + NLA_HDRLEN) + \ |
| 325 | (sizeof(ap->channel) + NLA_HDRLEN) + \ |
| 326 | (sizeof(ap->rssi) + NLA_HDRLEN) + \ |
| 327 | (sizeof(ap->rtt) + NLA_HDRLEN) + \ |
| 328 | (sizeof(ap->rtt_sd) + NLA_HDRLEN) + \ |
| 329 | (sizeof(ap->beaconPeriod) + NLA_HDRLEN) + \ |
| 330 | (sizeof(ap->capability) + NLA_HDRLEN) + \ |
| 331 | (sizeof(ap->ieLength) + NLA_HDRLEN)) |
| 332 | #define EXTSCAN_CACHED_NL_SCAN_RESULTS_IE_DATA_TLV \ |
| 333 | (ap->ieLength + NLA_HDRLEN) |
| 334 | |
| 335 | nl_buf_len = NLMSG_HDRLEN; |
| 336 | nl_buf_len += EXTSCAN_CACHED_NL_FIXED_TLV; |
| 337 | if (data->num_scan_ids) { |
| 338 | nl_buf_len += sizeof(result->scan_id) + NLA_HDRLEN; |
| 339 | nl_buf_len += EXTSCAN_CACHED_NEST_HDRLEN; |
| 340 | result = &data->result[0]; |
| 341 | for (i = 0; i < data->num_scan_ids; i++) { |
| 342 | nl_buf_len += EXTSCAN_CACHED_NEST_HDRLEN; |
| 343 | nl_buf_len += EXTSCAN_CACHED_NL_SCAN_ID_TLV; |
| 344 | nl_buf_len += EXTSCAN_CACHED_NEST_HDRLEN; |
| 345 | |
| 346 | ap = &result->ap[0]; |
| 347 | for (j = 0; j < result->num_results; j++) { |
| 348 | nl_buf_len += EXTSCAN_CACHED_NEST_HDRLEN; |
| 349 | nl_buf_len += |
| 350 | EXTSCAN_CACHED_NL_SCAN_RESULTS_TLV; |
| 351 | if (ap->ieLength) |
| 352 | nl_buf_len += |
| 353 | EXTSCAN_CACHED_NL_SCAN_RESULTS_IE_DATA_TLV; |
| 354 | ap++; |
| 355 | } |
| 356 | result++; |
| 357 | } |
| 358 | } |
| 359 | |
| 360 | hddLog(LOG1, FL("nl_buf_len = %u"), nl_buf_len); |
| 361 | skb = cfg80211_vendor_cmd_alloc_reply_skb(pHddCtx->wiphy, nl_buf_len); |
| 362 | |
| 363 | if (!skb) { |
| 364 | hddLog(LOGE, FL("cfg80211_vendor_cmd_alloc_reply_skb failed")); |
| 365 | goto fail; |
| 366 | } |
| 367 | hddLog(LOG1, "Req Id %u Num_scan_ids %u More Data %u", |
| 368 | data->request_id, data->num_scan_ids, data->more_data); |
| 369 | |
| 370 | result = &data->result[0]; |
| 371 | for (i = 0; i < data->num_scan_ids; i++) { |
| 372 | hddLog(LOG1, "[i=%d] scan_id %u flags %u num_results %u", |
| 373 | i, result->scan_id, result->flags, result->num_results); |
| 374 | |
| 375 | ap = &result->ap[0]; |
| 376 | for (j = 0; j < result->num_results; j++) { |
| 377 | /* |
| 378 | * Firmware returns timestamp from ext scan start till |
| 379 | * BSSID was cached (in micro seconds). Add this with |
| 380 | * time gap between system boot up to ext scan start |
| 381 | * to derive the time since boot when the |
| 382 | * BSSID was cached. |
| 383 | */ |
| 384 | ap->ts += pHddCtx->ext_scan_start_since_boot; |
| 385 | hddLog(LOG1, "Timestamp %llu " |
| 386 | "Ssid: %s " |
| 387 | "Bssid (" MAC_ADDRESS_STR ") " |
| 388 | "Channel %u " |
| 389 | "Rssi %d " |
| 390 | "RTT %u " |
| 391 | "RTT_SD %u " |
| 392 | "Beacon Period %u " |
| 393 | "Capability 0x%x " |
| 394 | "Ie length %d", |
| 395 | ap->ts, |
| 396 | ap->ssid, |
| 397 | MAC_ADDR_ARRAY(ap->bssid.bytes), |
| 398 | ap->channel, |
| 399 | ap->rssi, |
| 400 | ap->rtt, |
| 401 | ap->rtt_sd, |
| 402 | ap->beaconPeriod, |
| 403 | ap->capability, |
| 404 | ap->ieLength); |
| 405 | ap++; |
| 406 | } |
| 407 | result++; |
| 408 | } |
| 409 | |
| 410 | if (nla_put_u32(skb, QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_REQUEST_ID, |
| 411 | data->request_id) || |
| 412 | nla_put_u32(skb, |
| 413 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_NUM_RESULTS_AVAILABLE, |
| 414 | data->num_scan_ids) || |
| 415 | nla_put_u8(skb, |
| 416 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_MORE_DATA, |
| 417 | data->more_data)) { |
| 418 | hddLog(LOGE, FL("put fail")); |
| 419 | goto fail; |
| 420 | } |
| 421 | |
| 422 | if (data->num_scan_ids) { |
| 423 | struct nlattr *nla_results; |
| 424 | result = &data->result[0]; |
| 425 | |
| 426 | if (nla_put_u32(skb, |
| 427 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_CACHED_RESULTS_SCAN_ID, |
| 428 | result->scan_id)) { |
| 429 | hddLog(LOGE, FL("put fail")); |
| 430 | goto fail; |
| 431 | } |
| 432 | nla_results = nla_nest_start(skb, |
| 433 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_CACHED_RESULTS_LIST); |
| 434 | if (!nla_results) |
| 435 | goto fail; |
| 436 | |
| 437 | for (i = 0; i < data->num_scan_ids; i++) { |
| 438 | struct nlattr *nla_result; |
| 439 | struct nlattr *nla_aps; |
| 440 | |
| 441 | nla_result = nla_nest_start(skb, i); |
| 442 | if (!nla_result) |
| 443 | goto fail; |
| 444 | |
| 445 | if (nla_put_u32(skb, |
| 446 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_CACHED_RESULTS_SCAN_ID, |
| 447 | result->scan_id) || |
| 448 | nla_put_u32(skb, |
| 449 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_CACHED_RESULTS_FLAGS, |
| 450 | result->flags) || |
| 451 | nla_put_u32(skb, |
| 452 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_NUM_RESULTS_AVAILABLE, |
| 453 | result->num_results)) { |
| 454 | hddLog(LOGE, FL("put fail")); |
| 455 | goto fail; |
| 456 | } |
| 457 | |
| 458 | nla_aps = nla_nest_start(skb, |
| 459 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_LIST); |
| 460 | if (!nla_aps) |
| 461 | goto fail; |
| 462 | |
| 463 | ap = &result->ap[0]; |
| 464 | for (j = 0; j < result->num_results; j++) { |
| 465 | if (hdd_extscan_nl_fill_bss(skb, ap, j)) |
| 466 | goto fail; |
| 467 | |
| 468 | ap++; |
| 469 | } |
| 470 | nla_nest_end(skb, nla_aps); |
| 471 | nla_nest_end(skb, nla_result); |
| 472 | result++; |
| 473 | } |
| 474 | nla_nest_end(skb, nla_results); |
| 475 | } |
| 476 | |
| 477 | cfg80211_vendor_cmd_reply(skb); |
| 478 | |
| 479 | if (!data->more_data) { |
| 480 | spin_lock(&context->context_lock); |
| 481 | context->response_status = 0; |
| 482 | complete(&context->response_event); |
| 483 | spin_unlock(&context->context_lock); |
| 484 | } |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 485 | EXIT(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 486 | return; |
| 487 | |
| 488 | fail: |
| 489 | if (skb) |
| 490 | kfree_skb(skb); |
| 491 | |
| 492 | spin_lock(&context->context_lock); |
| 493 | context->response_status = -EINVAL; |
| 494 | spin_unlock(&context->context_lock); |
| 495 | |
| 496 | return; |
| 497 | } |
| 498 | |
| 499 | /** |
| 500 | * wlan_hdd_cfg80211_extscan_hotlist_match_ind() - hot list match ind |
| 501 | * @ctx: Pointer to hdd context |
| 502 | * @pData: Pointer to ext scan result event |
| 503 | * |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 504 | * This callback execute in atomic context and must not invoke any |
| 505 | * blocking calls. |
| 506 | * |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 507 | * Return: none |
| 508 | */ |
| 509 | static void |
| 510 | wlan_hdd_cfg80211_extscan_hotlist_match_ind(void *ctx, |
| 511 | struct extscan_hotlist_match *data) |
| 512 | { |
| 513 | hdd_context_t *pHddCtx = ctx; |
| 514 | struct sk_buff *skb = NULL; |
| 515 | uint32_t i, index; |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 516 | int flags = cds_get_gfp_flags(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 517 | |
| 518 | ENTER(); |
| 519 | |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 520 | if (wlan_hdd_validate_context(pHddCtx)) |
| 521 | return; |
| 522 | if (!data) { |
| 523 | hddLog(LOGE, FL("data is null")); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 524 | return; |
| 525 | } |
| 526 | |
| 527 | if (data->ap_found) |
| 528 | index = QCA_NL80211_VENDOR_SUBCMD_EXTSCAN_HOTLIST_AP_FOUND_INDEX; |
| 529 | else |
| 530 | index = QCA_NL80211_VENDOR_SUBCMD_EXTSCAN_HOTLIST_AP_LOST_INDEX; |
| 531 | |
| 532 | skb = cfg80211_vendor_event_alloc( |
| 533 | pHddCtx->wiphy, |
| 534 | NULL, |
| 535 | EXTSCAN_EVENT_BUF_SIZE + NLMSG_HDRLEN, |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 536 | index, flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 537 | |
| 538 | if (!skb) { |
| 539 | hddLog(LOGE, FL("cfg80211_vendor_event_alloc failed")); |
| 540 | return; |
| 541 | } |
| 542 | hdd_info("Req Id: %u Num_APs: %u MoreData: %u ap_found: %u", |
| 543 | data->requestId, data->numOfAps, data->moreData, |
| 544 | data->ap_found); |
| 545 | |
| 546 | for (i = 0; i < data->numOfAps; i++) { |
Anurag Chouhan | 50220ce | 2016-02-18 20:11:33 +0530 | [diff] [blame] | 547 | data->ap[i].ts = qdf_get_monotonic_boottime(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 548 | |
| 549 | hddLog(LOG1, "[i=%d] Timestamp %llu " |
| 550 | "Ssid: %s " |
| 551 | "Bssid (" MAC_ADDRESS_STR ") " |
| 552 | "Channel %u " |
| 553 | "Rssi %d " |
| 554 | "RTT %u " |
| 555 | "RTT_SD %u", |
| 556 | i, |
| 557 | data->ap[i].ts, |
| 558 | data->ap[i].ssid, |
| 559 | MAC_ADDR_ARRAY(data->ap[i].bssid.bytes), |
| 560 | data->ap[i].channel, |
| 561 | data->ap[i].rssi, |
| 562 | data->ap[i].rtt, data->ap[i].rtt_sd); |
| 563 | } |
| 564 | |
| 565 | if (nla_put_u32(skb, |
| 566 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_REQUEST_ID, |
| 567 | data->requestId) || |
| 568 | nla_put_u32(skb, |
| 569 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_NUM_RESULTS_AVAILABLE, |
| 570 | data->numOfAps)) { |
| 571 | hddLog(LOGE, FL("put fail")); |
| 572 | goto fail; |
| 573 | } |
| 574 | |
| 575 | if (data->numOfAps) { |
| 576 | struct nlattr *aps; |
| 577 | |
| 578 | aps = nla_nest_start(skb, |
| 579 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_LIST); |
| 580 | if (!aps) |
| 581 | goto fail; |
| 582 | |
| 583 | for (i = 0; i < data->numOfAps; i++) { |
| 584 | struct nlattr *ap; |
| 585 | |
| 586 | ap = nla_nest_start(skb, i); |
| 587 | if (!ap) |
| 588 | goto fail; |
| 589 | |
| 590 | if (nla_put_u64(skb, |
| 591 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_TIME_STAMP, |
| 592 | data->ap[i].ts) || |
| 593 | nla_put(skb, |
| 594 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_SSID, |
| 595 | sizeof(data->ap[i].ssid), |
| 596 | data->ap[i].ssid) || |
| 597 | nla_put(skb, |
| 598 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_BSSID, |
| 599 | sizeof(data->ap[i].bssid), |
| 600 | data->ap[i].bssid.bytes) || |
| 601 | nla_put_u32(skb, |
| 602 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_CHANNEL, |
| 603 | data->ap[i].channel) || |
| 604 | nla_put_s32(skb, |
| 605 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_RSSI, |
| 606 | data->ap[i].rssi) || |
| 607 | nla_put_u32(skb, |
| 608 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_RTT, |
| 609 | data->ap[i].rtt) || |
| 610 | nla_put_u32(skb, |
| 611 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_RTT_SD, |
| 612 | data->ap[i].rtt_sd)) |
| 613 | goto fail; |
| 614 | |
| 615 | nla_nest_end(skb, ap); |
| 616 | } |
| 617 | nla_nest_end(skb, aps); |
| 618 | |
| 619 | if (nla_put_u8(skb, |
| 620 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_MORE_DATA, |
| 621 | data->moreData)) |
| 622 | goto fail; |
| 623 | } |
| 624 | |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 625 | cfg80211_vendor_event(skb, flags); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 626 | EXIT(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 627 | return; |
| 628 | |
| 629 | fail: |
| 630 | kfree_skb(skb); |
| 631 | return; |
| 632 | } |
| 633 | |
| 634 | /** |
| 635 | * wlan_hdd_cfg80211_extscan_signif_wifi_change_results_ind() - |
| 636 | * significant wifi change results indication |
| 637 | * @ctx: Pointer to hdd context |
| 638 | * @pData: Pointer to signif wifi change event |
| 639 | * |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 640 | * This callback execute in atomic context and must not invoke any |
| 641 | * blocking calls. |
| 642 | * |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 643 | * Return: none |
| 644 | */ |
| 645 | static void |
| 646 | wlan_hdd_cfg80211_extscan_signif_wifi_change_results_ind( |
| 647 | void *ctx, |
| 648 | tpSirWifiSignificantChangeEvent pData) |
| 649 | { |
| 650 | hdd_context_t *pHddCtx = (hdd_context_t *) ctx; |
| 651 | struct sk_buff *skb = NULL; |
| 652 | tSirWifiSignificantChange *ap_info; |
| 653 | int32_t *rssi; |
| 654 | uint32_t i, j; |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 655 | int flags = cds_get_gfp_flags(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 656 | |
| 657 | ENTER(); |
| 658 | |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 659 | if (wlan_hdd_validate_context(pHddCtx)) |
| 660 | return; |
| 661 | if (!pData) { |
| 662 | hddLog(LOGE, FL("pData is null")); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 663 | return; |
| 664 | } |
| 665 | |
| 666 | skb = cfg80211_vendor_event_alloc( |
| 667 | pHddCtx->wiphy, |
| 668 | NULL, |
| 669 | EXTSCAN_EVENT_BUF_SIZE + NLMSG_HDRLEN, |
| 670 | QCA_NL80211_VENDOR_SUBCMD_EXTSCAN_SIGNIFICANT_CHANGE_INDEX, |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 671 | flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 672 | |
| 673 | if (!skb) { |
| 674 | hddLog(LOGE, FL("cfg80211_vendor_event_alloc failed")); |
| 675 | return; |
| 676 | } |
| 677 | hddLog(LOG1, "Req Id %u Num results %u More Data %u", |
| 678 | pData->requestId, pData->numResults, pData->moreData); |
| 679 | |
| 680 | ap_info = &pData->ap[0]; |
| 681 | for (i = 0; i < pData->numResults; i++) { |
| 682 | hddLog(LOG1, "[i=%d] " |
| 683 | "Bssid (" MAC_ADDRESS_STR ") " |
| 684 | "Channel %u " |
| 685 | "numOfRssi %d", |
| 686 | i, |
| 687 | MAC_ADDR_ARRAY(ap_info->bssid.bytes), |
| 688 | ap_info->channel, ap_info->numOfRssi); |
| 689 | rssi = &(ap_info)->rssi[0]; |
| 690 | for (j = 0; j < ap_info->numOfRssi; j++) |
| 691 | hddLog(LOG1, "Rssi %d", *rssi++); |
| 692 | |
| 693 | ap_info += ap_info->numOfRssi * sizeof(*rssi); |
| 694 | } |
| 695 | |
| 696 | if (nla_put_u32(skb, |
| 697 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_REQUEST_ID, |
| 698 | pData->requestId) || |
| 699 | nla_put_u32(skb, |
| 700 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_NUM_RESULTS_AVAILABLE, |
| 701 | pData->numResults)) { |
| 702 | hddLog(LOGE, FL("put fail")); |
| 703 | goto fail; |
| 704 | } |
| 705 | |
| 706 | if (pData->numResults) { |
| 707 | struct nlattr *aps; |
| 708 | |
| 709 | aps = nla_nest_start(skb, |
| 710 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_LIST); |
| 711 | if (!aps) |
| 712 | goto fail; |
| 713 | |
| 714 | ap_info = &pData->ap[0]; |
| 715 | for (i = 0; i < pData->numResults; i++) { |
| 716 | struct nlattr *ap; |
| 717 | |
| 718 | ap = nla_nest_start(skb, i); |
| 719 | if (!ap) |
| 720 | goto fail; |
| 721 | |
| 722 | if (nla_put(skb, |
| 723 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SIGNIFICANT_CHANGE_RESULT_BSSID, |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 724 | QDF_MAC_ADDR_SIZE, ap_info->bssid.bytes) || |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 725 | nla_put_u32(skb, |
| 726 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SIGNIFICANT_CHANGE_RESULT_CHANNEL, |
| 727 | ap_info->channel) || |
| 728 | nla_put_u32(skb, |
| 729 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SIGNIFICANT_CHANGE_RESULT_NUM_RSSI, |
| 730 | ap_info->numOfRssi) || |
| 731 | nla_put(skb, |
| 732 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SIGNIFICANT_CHANGE_RESULT_RSSI_LIST, |
| 733 | sizeof(s32) * ap_info->numOfRssi, |
| 734 | &(ap_info)->rssi[0])) |
| 735 | goto fail; |
| 736 | |
| 737 | nla_nest_end(skb, ap); |
| 738 | |
| 739 | ap_info += ap_info->numOfRssi * sizeof(*rssi); |
| 740 | } |
| 741 | nla_nest_end(skb, aps); |
| 742 | |
| 743 | if (nla_put_u8(skb, |
| 744 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_MORE_DATA, |
| 745 | pData->moreData)) |
| 746 | goto fail; |
| 747 | } |
| 748 | |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 749 | cfg80211_vendor_event(skb, flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 750 | return; |
| 751 | |
| 752 | fail: |
| 753 | kfree_skb(skb); |
| 754 | return; |
| 755 | |
| 756 | } |
| 757 | |
| 758 | /** |
| 759 | * wlan_hdd_cfg80211_extscan_full_scan_result_event() - full scan result event |
| 760 | * @ctx: Pointer to hdd context |
| 761 | * @pData: Pointer to full scan result event |
| 762 | * |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 763 | * This callback execute in atomic context and must not invoke any |
| 764 | * blocking calls. |
| 765 | * |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 766 | * Return: none |
| 767 | */ |
| 768 | static void |
| 769 | wlan_hdd_cfg80211_extscan_full_scan_result_event(void *ctx, |
| 770 | tpSirWifiFullScanResultEvent |
| 771 | pData) |
| 772 | { |
| 773 | hdd_context_t *pHddCtx = (hdd_context_t *) ctx; |
| 774 | struct sk_buff *skb = NULL; |
| 775 | #ifdef CONFIG_CNSS |
| 776 | struct timespec ts; |
| 777 | #endif |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 778 | int flags = cds_get_gfp_flags(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 779 | |
| 780 | ENTER(); |
| 781 | |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 782 | if (wlan_hdd_validate_context(pHddCtx)) |
| 783 | return; |
| 784 | if (!pData) { |
| 785 | hddLog(LOGE, FL("pData is null")); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 786 | return; |
| 787 | } |
| 788 | |
| 789 | if ((sizeof(*pData) + pData->ap.ieLength) >= EXTSCAN_EVENT_BUF_SIZE) { |
| 790 | hddLog(LOGE, |
| 791 | FL("Frame exceeded NL size limitation, drop it!!")); |
| 792 | return; |
| 793 | } |
| 794 | skb = cfg80211_vendor_event_alloc( |
| 795 | pHddCtx->wiphy, |
| 796 | NULL, |
| 797 | EXTSCAN_EVENT_BUF_SIZE + NLMSG_HDRLEN, |
| 798 | QCA_NL80211_VENDOR_SUBCMD_EXTSCAN_FULL_SCAN_RESULT_INDEX, |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 799 | flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 800 | |
| 801 | if (!skb) { |
| 802 | hddLog(LOGE, FL("cfg80211_vendor_event_alloc failed")); |
| 803 | return; |
| 804 | } |
| 805 | |
| 806 | pData->ap.channel = cds_chan_to_freq(pData->ap.channel); |
| 807 | #ifdef CONFIG_CNSS |
| 808 | /* Android does not want the time stamp from the frame. |
| 809 | Instead it wants a monotonic increasing value since boot */ |
| 810 | cnss_get_monotonic_boottime(&ts); |
| 811 | pData->ap.ts = ((u64)ts.tv_sec * 1000000) + (ts.tv_nsec / 1000); |
| 812 | #endif |
| 813 | hddLog(LOG1, "Req Id %u More Data %u", pData->requestId, |
| 814 | pData->moreData); |
| 815 | hddLog(LOG1, "AP Info: Timestamp %llu Ssid: %s " |
| 816 | "Bssid (" MAC_ADDRESS_STR ") " |
| 817 | "Channel %u " |
| 818 | "Rssi %d " |
| 819 | "RTT %u " |
| 820 | "RTT_SD %u " |
| 821 | "Bcn Period %d " |
| 822 | "Capability 0x%X " |
| 823 | "IE Length %d", |
| 824 | pData->ap.ts, |
| 825 | pData->ap.ssid, |
| 826 | MAC_ADDR_ARRAY(pData->ap.bssid.bytes), |
| 827 | pData->ap.channel, |
| 828 | pData->ap.rssi, |
| 829 | pData->ap.rtt, |
| 830 | pData->ap.rtt_sd, |
| 831 | pData->ap.beaconPeriod, |
| 832 | pData->ap.capability, pData->ap.ieLength); |
| 833 | |
| 834 | if (nla_put_u32(skb, |
| 835 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_REQUEST_ID, |
| 836 | pData->requestId) || |
| 837 | nla_put_u64(skb, |
| 838 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_TIME_STAMP, |
| 839 | pData->ap.ts) || |
| 840 | nla_put(skb, |
| 841 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_SSID, |
| 842 | sizeof(pData->ap.ssid), |
| 843 | pData->ap.ssid) || |
| 844 | nla_put(skb, QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_BSSID, |
| 845 | sizeof(pData->ap.bssid), |
| 846 | pData->ap.bssid.bytes) || |
| 847 | nla_put_u32(skb, |
| 848 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_CHANNEL, |
| 849 | pData->ap.channel) || |
| 850 | nla_put_s32(skb, |
| 851 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_RSSI, |
| 852 | pData->ap.rssi) || |
| 853 | nla_put_u32(skb, |
| 854 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_RTT, |
| 855 | pData->ap.rtt) || |
| 856 | nla_put_u32(skb, |
| 857 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_RTT_SD, |
| 858 | pData->ap.rtt_sd) || |
| 859 | nla_put_u16(skb, |
| 860 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_BEACON_PERIOD, |
| 861 | pData->ap.beaconPeriod) || |
| 862 | nla_put_u16(skb, |
| 863 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_CAPABILITY, |
| 864 | pData->ap.capability) || |
| 865 | nla_put_u32(skb, |
| 866 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_IE_LENGTH, |
| 867 | pData->ap.ieLength) || |
| 868 | nla_put_u8(skb, |
| 869 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_MORE_DATA, |
| 870 | pData->moreData)) { |
| 871 | hddLog(LOGE, FL("nla put fail")); |
| 872 | goto nla_put_failure; |
| 873 | } |
| 874 | |
| 875 | if (pData->ap.ieLength) { |
| 876 | if (nla_put(skb, |
| 877 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_IE_DATA, |
| 878 | pData->ap.ieLength, pData->ap.ieData)) |
| 879 | goto nla_put_failure; |
| 880 | } |
| 881 | |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 882 | cfg80211_vendor_event(skb, flags); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 883 | EXIT(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 884 | return; |
| 885 | |
| 886 | nla_put_failure: |
| 887 | kfree_skb(skb); |
| 888 | return; |
| 889 | } |
| 890 | |
| 891 | /** |
| 892 | * wlan_hdd_cfg80211_extscan_scan_res_available_event() - scan result event |
| 893 | * @ctx: Pointer to hdd context |
| 894 | * @pData: Pointer to scan results available indication param |
| 895 | * |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 896 | * This callback execute in atomic context and must not invoke any |
| 897 | * blocking calls. |
| 898 | * |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 899 | * Return: none |
| 900 | */ |
| 901 | static void |
| 902 | wlan_hdd_cfg80211_extscan_scan_res_available_event( |
| 903 | void *ctx, |
| 904 | tpSirExtScanResultsAvailableIndParams pData) |
| 905 | { |
| 906 | hdd_context_t *pHddCtx = (hdd_context_t *) ctx; |
| 907 | struct sk_buff *skb = NULL; |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 908 | int flags = cds_get_gfp_flags(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 909 | |
| 910 | ENTER(); |
| 911 | |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 912 | if (wlan_hdd_validate_context(pHddCtx)) |
| 913 | return; |
| 914 | if (!pData) { |
| 915 | hddLog(LOGE, FL("pData is null")); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 916 | return; |
| 917 | } |
| 918 | |
| 919 | skb = cfg80211_vendor_event_alloc( |
| 920 | pHddCtx->wiphy, |
| 921 | NULL, |
| 922 | EXTSCAN_EVENT_BUF_SIZE + NLMSG_HDRLEN, |
| 923 | QCA_NL80211_VENDOR_SUBCMD_EXTSCAN_SCAN_RESULTS_AVAILABLE_INDEX, |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 924 | flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 925 | |
| 926 | if (!skb) { |
| 927 | hddLog(LOGE, FL("cfg80211_vendor_event_alloc failed")); |
| 928 | return; |
| 929 | } |
| 930 | |
| 931 | hddLog(LOG1, "Req Id %u Num results %u", |
| 932 | pData->requestId, pData->numResultsAvailable); |
| 933 | if (nla_put_u32(skb, |
| 934 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_REQUEST_ID, |
| 935 | pData->requestId) || |
| 936 | nla_put_u32(skb, |
| 937 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_NUM_RESULTS_AVAILABLE, |
| 938 | pData->numResultsAvailable)) { |
| 939 | hddLog(LOGE, FL("nla put fail")); |
| 940 | goto nla_put_failure; |
| 941 | } |
| 942 | |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 943 | cfg80211_vendor_event(skb, flags); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 944 | EXIT(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 945 | return; |
| 946 | |
| 947 | nla_put_failure: |
| 948 | kfree_skb(skb); |
| 949 | return; |
| 950 | } |
| 951 | |
| 952 | /** |
| 953 | * wlan_hdd_cfg80211_extscan_scan_progress_event() - scan progress event |
| 954 | * @ctx: Pointer to hdd context |
| 955 | * @pData: Pointer to scan event indication param |
| 956 | * |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 957 | * This callback execute in atomic context and must not invoke any |
| 958 | * blocking calls. |
| 959 | * |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 960 | * Return: none |
| 961 | */ |
| 962 | static void |
| 963 | wlan_hdd_cfg80211_extscan_scan_progress_event(void *ctx, |
| 964 | tpSirExtScanOnScanEventIndParams |
| 965 | pData) |
| 966 | { |
| 967 | hdd_context_t *pHddCtx = (hdd_context_t *) ctx; |
| 968 | struct sk_buff *skb = NULL; |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 969 | int flags = cds_get_gfp_flags(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 970 | |
| 971 | ENTER(); |
| 972 | |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 973 | if (wlan_hdd_validate_context(pHddCtx)) |
| 974 | return; |
| 975 | if (!pData) { |
| 976 | hddLog(LOGE, FL("pData is null")); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 977 | return; |
| 978 | } |
| 979 | |
| 980 | skb = cfg80211_vendor_event_alloc( |
| 981 | pHddCtx->wiphy, |
| 982 | NULL, |
| 983 | EXTSCAN_EVENT_BUF_SIZE + NLMSG_HDRLEN, |
| 984 | QCA_NL80211_VENDOR_SUBCMD_EXTSCAN_SCAN_EVENT_INDEX, |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 985 | flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 986 | |
| 987 | if (!skb) { |
| 988 | hddLog(LOGE, FL("cfg80211_vendor_event_alloc failed")); |
| 989 | return; |
| 990 | } |
| 991 | hddLog(LOG1, "Req Id %u Scan event type %u Scan event status %u", |
| 992 | pData->requestId, pData->scanEventType, pData->status); |
| 993 | |
| 994 | if (nla_put_u32(skb, QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_REQUEST_ID, |
| 995 | pData->requestId) || |
| 996 | nla_put_u8(skb, |
| 997 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_EVENT_TYPE, |
| 998 | pData->scanEventType) || |
| 999 | nla_put_u32(skb, |
| 1000 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_EVENT_STATUS, |
| 1001 | pData->status)) { |
| 1002 | hddLog(LOGE, FL("nla put fail")); |
| 1003 | goto nla_put_failure; |
| 1004 | } |
| 1005 | |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1006 | cfg80211_vendor_event(skb, flags); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1007 | EXIT(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1008 | return; |
| 1009 | |
| 1010 | nla_put_failure: |
| 1011 | kfree_skb(skb); |
| 1012 | return; |
| 1013 | } |
| 1014 | |
| 1015 | /** |
| 1016 | * wlan_hdd_cfg80211_extscan_epno_match_found() - pno match found |
| 1017 | * @hddctx: HDD context |
| 1018 | * @data: matched network data |
| 1019 | * |
| 1020 | * This function reads the matched network data and fills NL vendor attributes |
| 1021 | * and send it to upper layer. |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1022 | * This callback execute in atomic context and must not invoke any |
| 1023 | * blocking calls. |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1024 | * |
| 1025 | * Return: 0 on success, error number otherwise |
| 1026 | */ |
| 1027 | static void |
| 1028 | wlan_hdd_cfg80211_extscan_epno_match_found(void *ctx, |
| 1029 | struct pno_match_found *data) |
| 1030 | { |
| 1031 | hdd_context_t *pHddCtx = (hdd_context_t *)ctx; |
| 1032 | struct sk_buff *skb = NULL; |
| 1033 | uint32_t len, i; |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1034 | int flags = cds_get_gfp_flags(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1035 | |
| 1036 | ENTER(); |
| 1037 | |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1038 | if (wlan_hdd_validate_context(pHddCtx)) |
| 1039 | return; |
| 1040 | if (!data) { |
| 1041 | hddLog(LOGE, FL("data is null")); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1042 | return; |
| 1043 | } |
| 1044 | |
| 1045 | /* |
| 1046 | * If the number of match found APs including IE data exceeds NL 4K size |
| 1047 | * limitation, drop that beacon/probe rsp frame. |
| 1048 | */ |
| 1049 | len = sizeof(*data) + |
| 1050 | (data->num_results + sizeof(tSirWifiScanResult)); |
| 1051 | for (i = 0; i < data->num_results; i++) |
| 1052 | len += data->ap[i].ieLength; |
| 1053 | |
| 1054 | if (len >= EXTSCAN_EVENT_BUF_SIZE) { |
| 1055 | hddLog(LOGE, FL("Frame exceeded NL size limitation, drop it!")); |
| 1056 | return; |
| 1057 | } |
| 1058 | |
| 1059 | skb = cfg80211_vendor_event_alloc(pHddCtx->wiphy, |
| 1060 | NULL, |
| 1061 | EXTSCAN_EVENT_BUF_SIZE + NLMSG_HDRLEN, |
| 1062 | QCA_NL80211_VENDOR_SUBCMD_EXTSCAN_PNO_NETWORK_FOUND_INDEX, |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1063 | flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1064 | |
| 1065 | if (!skb) { |
| 1066 | hddLog(LOGE, FL("cfg80211_vendor_event_alloc failed")); |
| 1067 | return; |
| 1068 | } |
| 1069 | |
| 1070 | hddLog(LOG1, "Req Id %u More Data %u num_results %d", |
| 1071 | data->request_id, data->more_data, data->num_results); |
| 1072 | for (i = 0; i < data->num_results; i++) { |
| 1073 | data->ap[i].channel = cds_chan_to_freq(data->ap[i].channel); |
| 1074 | hddLog(LOG1, "AP Info: Timestamp %llu) Ssid: %s " |
| 1075 | "Bssid (" MAC_ADDRESS_STR ") " |
| 1076 | "Channel %u " |
| 1077 | "Rssi %d " |
| 1078 | "RTT %u " |
| 1079 | "RTT_SD %u " |
| 1080 | "Bcn Period %d " |
| 1081 | "Capability 0x%X " |
| 1082 | "IE Length %d", |
| 1083 | data->ap[i].ts, |
| 1084 | data->ap[i].ssid, |
| 1085 | MAC_ADDR_ARRAY(data->ap[i].bssid.bytes), |
| 1086 | data->ap[i].channel, |
| 1087 | data->ap[i].rssi, |
| 1088 | data->ap[i].rtt, |
| 1089 | data->ap[i].rtt_sd, |
| 1090 | data->ap[i].beaconPeriod, |
| 1091 | data->ap[i].capability, |
| 1092 | data->ap[i].ieLength); |
| 1093 | } |
| 1094 | |
| 1095 | if (nla_put_u32(skb, QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_REQUEST_ID, |
| 1096 | data->request_id) || |
| 1097 | nla_put_u32(skb, |
| 1098 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_NUM_RESULTS_AVAILABLE, |
| 1099 | data->num_results) || |
| 1100 | nla_put_u8(skb, |
| 1101 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_MORE_DATA, |
| 1102 | data->more_data)) { |
| 1103 | hddLog(LOGE, FL("nla put fail")); |
| 1104 | goto fail; |
| 1105 | } |
| 1106 | |
| 1107 | if (data->num_results) { |
| 1108 | struct nlattr *nla_aps; |
| 1109 | nla_aps = nla_nest_start(skb, |
| 1110 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_LIST); |
| 1111 | if (!nla_aps) |
| 1112 | goto fail; |
| 1113 | |
| 1114 | for (i = 0; i < data->num_results; i++) { |
| 1115 | if (hdd_extscan_nl_fill_bss(skb, &data->ap[i], i)) |
| 1116 | goto fail; |
| 1117 | } |
| 1118 | nla_nest_end(skb, nla_aps); |
| 1119 | } |
| 1120 | |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1121 | cfg80211_vendor_event(skb, flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1122 | return; |
| 1123 | |
| 1124 | fail: |
| 1125 | kfree_skb(skb); |
| 1126 | return; |
| 1127 | } |
| 1128 | |
| 1129 | /** |
| 1130 | * wlan_hdd_cfg80211_passpoint_match_found() - passpoint match found |
| 1131 | * @hddctx: HDD context |
| 1132 | * @data: matched network data |
| 1133 | * |
| 1134 | * This function reads the match network %data and fill in the skb with |
| 1135 | * NL attributes and send up the NL event |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1136 | * This callback execute in atomic context and must not invoke any |
| 1137 | * blocking calls. |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1138 | * |
| 1139 | * Return: none |
| 1140 | */ |
| 1141 | static void |
| 1142 | wlan_hdd_cfg80211_passpoint_match_found(void *ctx, |
| 1143 | struct wifi_passpoint_match *data) |
| 1144 | { |
| 1145 | hdd_context_t *pHddCtx = ctx; |
| 1146 | struct sk_buff *skb = NULL; |
| 1147 | uint32_t len, i, num_matches = 1, more_data = 0; |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1148 | struct nlattr *nla_aps, *nla_bss; |
| 1149 | int flags = cds_get_gfp_flags(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1150 | |
| 1151 | ENTER(); |
| 1152 | |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1153 | if (wlan_hdd_validate_context(pHddCtx)) |
| 1154 | return; |
| 1155 | if (!data) { |
| 1156 | hddLog(LOGE, FL("data is null")); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1157 | return; |
| 1158 | } |
| 1159 | |
| 1160 | len = sizeof(*data) + data->ap.ieLength + data->anqp_len; |
| 1161 | if (len >= EXTSCAN_EVENT_BUF_SIZE) { |
| 1162 | hddLog(LOGE, FL("Result exceeded NL size limitation, drop it")); |
| 1163 | return; |
| 1164 | } |
| 1165 | |
| 1166 | skb = cfg80211_vendor_event_alloc(pHddCtx->wiphy, |
| 1167 | NULL, |
| 1168 | EXTSCAN_EVENT_BUF_SIZE + NLMSG_HDRLEN, |
| 1169 | QCA_NL80211_VENDOR_SUBCMD_EXTSCAN_PNO_PASSPOINT_NETWORK_FOUND_INDEX, |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1170 | flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1171 | |
| 1172 | if (!skb) { |
| 1173 | hddLog(LOGE, FL("cfg80211_vendor_event_alloc failed")); |
| 1174 | return; |
| 1175 | } |
| 1176 | |
| 1177 | hddLog(LOG1, "Req Id %u Id %u ANQP length %u num_matches %u", |
| 1178 | data->request_id, data->id, data->anqp_len, num_matches); |
| 1179 | for (i = 0; i < num_matches; i++) { |
| 1180 | hddLog(LOG1, "AP Info: Timestamp %llu Ssid: %s " |
| 1181 | "Bssid (" MAC_ADDRESS_STR ") " |
| 1182 | "Channel %u " |
| 1183 | "Rssi %d " |
| 1184 | "RTT %u " |
| 1185 | "RTT_SD %u " |
| 1186 | "Bcn Period %d " |
| 1187 | "Capability 0x%X " |
| 1188 | "IE Length %d", |
| 1189 | data->ap.ts, |
| 1190 | data->ap.ssid, |
| 1191 | MAC_ADDR_ARRAY(data->ap.bssid.bytes), |
| 1192 | data->ap.channel, |
| 1193 | data->ap.rssi, |
| 1194 | data->ap.rtt, |
| 1195 | data->ap.rtt_sd, |
| 1196 | data->ap.beaconPeriod, |
| 1197 | data->ap.capability, |
| 1198 | data->ap.ieLength); |
| 1199 | } |
| 1200 | |
| 1201 | if (nla_put_u32(skb, QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_REQUEST_ID, |
| 1202 | data->request_id) || |
| 1203 | nla_put_u32(skb, |
| 1204 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_PNO_RESULTS_PASSPOINT_NETWORK_FOUND_NUM_MATCHES, |
| 1205 | num_matches) || |
| 1206 | nla_put_u8(skb, |
| 1207 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_MORE_DATA, |
| 1208 | more_data)) { |
| 1209 | hddLog(LOGE, FL("nla put fail")); |
| 1210 | goto fail; |
| 1211 | } |
| 1212 | |
| 1213 | nla_aps = nla_nest_start(skb, |
| 1214 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_PNO_RESULTS_PASSPOINT_MATCH_RESULT_LIST); |
| 1215 | if (!nla_aps) |
| 1216 | goto fail; |
| 1217 | |
| 1218 | for (i = 0; i < num_matches; i++) { |
| 1219 | struct nlattr *nla_ap; |
| 1220 | |
| 1221 | nla_ap = nla_nest_start(skb, i); |
| 1222 | if (!nla_ap) |
| 1223 | goto fail; |
| 1224 | |
| 1225 | if (nla_put_u32(skb, |
| 1226 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_PNO_RESULTS_PASSPOINT_MATCH_ID, |
| 1227 | data->id) || |
| 1228 | nla_put_u32(skb, |
| 1229 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_PNO_RESULTS_PASSPOINT_MATCH_ANQP_LEN, |
| 1230 | data->anqp_len)) { |
| 1231 | goto fail; |
| 1232 | } |
| 1233 | |
| 1234 | if (data->anqp_len) |
| 1235 | if (nla_put(skb, |
| 1236 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_PNO_RESULTS_PASSPOINT_MATCH_ANQP, |
| 1237 | data->anqp_len, data->anqp)) |
| 1238 | goto fail; |
| 1239 | |
| 1240 | nla_bss = nla_nest_start(skb, |
| 1241 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_LIST); |
| 1242 | if (!nla_bss) |
| 1243 | goto fail; |
| 1244 | |
| 1245 | if (hdd_extscan_nl_fill_bss(skb, &data->ap, 0)) |
| 1246 | goto fail; |
| 1247 | |
| 1248 | nla_nest_end(skb, nla_bss); |
| 1249 | nla_nest_end(skb, nla_ap); |
| 1250 | } |
| 1251 | nla_nest_end(skb, nla_aps); |
| 1252 | |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1253 | cfg80211_vendor_event(skb, flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1254 | return; |
| 1255 | |
| 1256 | fail: |
| 1257 | kfree_skb(skb); |
| 1258 | return; |
| 1259 | } |
| 1260 | |
| 1261 | /** |
| 1262 | * wlan_hdd_cfg80211_extscan_hotlist_ssid_match_ind() - |
| 1263 | * Handle an SSID hotlist match event |
| 1264 | * @ctx: HDD context registered with SME |
| 1265 | * @event: The SSID hotlist match event |
| 1266 | * |
| 1267 | * This function will take an SSID match event that was generated by |
| 1268 | * firmware and will convert it into a cfg80211 vendor event which is |
| 1269 | * sent to userspace. |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1270 | * This callback execute in atomic context and must not invoke any |
| 1271 | * blocking calls. |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1272 | * |
| 1273 | * Return: none |
| 1274 | */ |
| 1275 | static void |
| 1276 | wlan_hdd_cfg80211_extscan_hotlist_ssid_match_ind(void *ctx, |
| 1277 | tpSirWifiScanResultEvent event) |
| 1278 | { |
| 1279 | hdd_context_t *hdd_ctx = ctx; |
| 1280 | struct sk_buff *skb; |
| 1281 | uint32_t i, index; |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1282 | int flags = cds_get_gfp_flags(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1283 | |
| 1284 | ENTER(); |
| 1285 | |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1286 | if (wlan_hdd_validate_context(hdd_ctx)) |
| 1287 | return; |
| 1288 | if (!event) { |
| 1289 | hddLog(LOGE, FL("event is null")); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1290 | return; |
| 1291 | } |
| 1292 | |
| 1293 | if (event->ap_found) { |
| 1294 | index = QCA_NL80211_VENDOR_SUBCMD_EXTSCAN_HOTLIST_SSID_FOUND_INDEX; |
| 1295 | hddLog(LOG1, "SSID hotlist found"); |
| 1296 | } else { |
| 1297 | index = QCA_NL80211_VENDOR_SUBCMD_EXTSCAN_HOTLIST_SSID_LOST_INDEX; |
| 1298 | hddLog(LOG1, "SSID hotlist lost"); |
| 1299 | } |
| 1300 | |
| 1301 | skb = cfg80211_vendor_event_alloc(hdd_ctx->wiphy, |
| 1302 | NULL, |
| 1303 | EXTSCAN_EVENT_BUF_SIZE + NLMSG_HDRLEN, |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1304 | index, flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1305 | |
| 1306 | if (!skb) { |
| 1307 | hddLog(LOGE, FL("cfg80211_vendor_event_alloc failed")); |
| 1308 | return; |
| 1309 | } |
| 1310 | hddLog(LOG1, "Req Id %u, Num results %u, More Data %u", |
| 1311 | event->requestId, event->numOfAps, event->moreData); |
| 1312 | |
| 1313 | for (i = 0; i < event->numOfAps; i++) { |
| 1314 | hddLog(LOG1, "[i=%d] Timestamp %llu " |
| 1315 | "Ssid: %s " |
| 1316 | "Bssid (" MAC_ADDRESS_STR ") " |
| 1317 | "Channel %u " |
| 1318 | "Rssi %d " |
| 1319 | "RTT %u " |
| 1320 | "RTT_SD %u", |
| 1321 | i, |
| 1322 | event->ap[i].ts, |
| 1323 | event->ap[i].ssid, |
| 1324 | MAC_ADDR_ARRAY(event->ap[i].bssid.bytes), |
| 1325 | event->ap[i].channel, |
| 1326 | event->ap[i].rssi, |
| 1327 | event->ap[i].rtt, |
| 1328 | event->ap[i].rtt_sd); |
| 1329 | } |
| 1330 | |
| 1331 | if (nla_put_u32(skb, |
| 1332 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_REQUEST_ID, |
| 1333 | event->requestId) || |
| 1334 | nla_put_u32(skb, |
| 1335 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_NUM_RESULTS_AVAILABLE, |
| 1336 | event->numOfAps)) { |
| 1337 | hddLog(LOGE, FL("put fail")); |
| 1338 | goto fail; |
| 1339 | } |
| 1340 | |
| 1341 | if (event->numOfAps) { |
| 1342 | struct nlattr *aps; |
| 1343 | aps = nla_nest_start(skb, |
| 1344 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_LIST); |
| 1345 | if (!aps) { |
| 1346 | hddLog(LOGE, FL("nest fail")); |
| 1347 | goto fail; |
| 1348 | } |
| 1349 | |
| 1350 | for (i = 0; i < event->numOfAps; i++) { |
| 1351 | struct nlattr *ap; |
| 1352 | |
| 1353 | ap = nla_nest_start(skb, i); |
| 1354 | if (!ap) { |
| 1355 | hddLog(LOGE, FL("nest fail")); |
| 1356 | goto fail; |
| 1357 | } |
| 1358 | |
| 1359 | if (nla_put_u64(skb, |
| 1360 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_TIME_STAMP, |
| 1361 | event->ap[i].ts) || |
| 1362 | nla_put(skb, |
| 1363 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_SSID, |
| 1364 | sizeof(event->ap[i].ssid), |
| 1365 | event->ap[i].ssid) || |
| 1366 | nla_put(skb, |
| 1367 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_BSSID, |
| 1368 | sizeof(event->ap[i].bssid), |
| 1369 | event->ap[i].bssid.bytes) || |
| 1370 | nla_put_u32(skb, |
| 1371 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_CHANNEL, |
| 1372 | event->ap[i].channel) || |
| 1373 | nla_put_s32(skb, |
| 1374 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_RSSI, |
| 1375 | event->ap[i].rssi) || |
| 1376 | nla_put_u32(skb, |
| 1377 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_RTT, |
| 1378 | event->ap[i].rtt) || |
| 1379 | nla_put_u32(skb, |
| 1380 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_RTT_SD, |
| 1381 | event->ap[i].rtt_sd)) { |
| 1382 | hddLog(LOGE, FL("put fail")); |
| 1383 | goto fail; |
| 1384 | } |
| 1385 | nla_nest_end(skb, ap); |
| 1386 | } |
| 1387 | nla_nest_end(skb, aps); |
| 1388 | |
| 1389 | if (nla_put_u8(skb, |
| 1390 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_MORE_DATA, |
| 1391 | event->moreData)) { |
| 1392 | hddLog(LOGE, FL("put fail")); |
| 1393 | goto fail; |
| 1394 | } |
| 1395 | } |
| 1396 | |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1397 | cfg80211_vendor_event(skb, flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1398 | return; |
| 1399 | |
| 1400 | fail: |
| 1401 | kfree_skb(skb); |
| 1402 | return; |
| 1403 | } |
| 1404 | |
| 1405 | /** |
| 1406 | * wlan_hdd_cfg80211_extscan_generic_rsp() - |
| 1407 | * Handle a generic ExtScan Response message |
| 1408 | * @ctx: HDD context registered with SME |
| 1409 | * @response: The ExtScan response from firmware |
| 1410 | * |
| 1411 | * This function will handle a generic ExtScan response message from |
| 1412 | * firmware and will communicate the result to the userspace thread |
| 1413 | * that is waiting for the response. |
| 1414 | * |
| 1415 | * Return: none |
| 1416 | */ |
| 1417 | static void |
| 1418 | wlan_hdd_cfg80211_extscan_generic_rsp |
| 1419 | (void *ctx, |
| 1420 | struct sir_extscan_generic_response *response) |
| 1421 | { |
| 1422 | hdd_context_t *hdd_ctx = ctx; |
| 1423 | struct hdd_ext_scan_context *context; |
| 1424 | |
| 1425 | ENTER(); |
| 1426 | |
| 1427 | if (wlan_hdd_validate_context(hdd_ctx) || !response) { |
| 1428 | hddLog(LOGE, |
| 1429 | FL("HDD context is not valid or response(%p) is null"), |
| 1430 | response); |
| 1431 | return; |
| 1432 | } |
| 1433 | |
| 1434 | hddLog(LOG1, FL("request %u status %u"), |
| 1435 | response->request_id, response->status); |
| 1436 | |
| 1437 | context = &ext_scan_context; |
| 1438 | spin_lock(&context->context_lock); |
| 1439 | if (context->request_id == response->request_id) { |
| 1440 | context->response_status = response->status ? -EINVAL : 0; |
| 1441 | complete(&context->response_event); |
| 1442 | } |
| 1443 | spin_unlock(&context->context_lock); |
| 1444 | |
| 1445 | return; |
| 1446 | } |
| 1447 | |
| 1448 | /** |
| 1449 | * wlan_hdd_cfg80211_extscan_callback() - ext scan callback |
| 1450 | * @ctx: Pointer to hdd context |
| 1451 | * @evType: Event type |
| 1452 | * @pMag: Pointer to message |
| 1453 | * |
| 1454 | * Return: none |
| 1455 | */ |
| 1456 | void wlan_hdd_cfg80211_extscan_callback(void *ctx, const uint16_t evType, |
| 1457 | void *pMsg) |
| 1458 | { |
| 1459 | hdd_context_t *pHddCtx = (hdd_context_t *) ctx; |
| 1460 | |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1461 | ENTER(); |
| 1462 | |
| 1463 | if (wlan_hdd_validate_context(pHddCtx)) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1464 | return; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1465 | |
| 1466 | hddLog(LOG1, FL("Rcvd Event %d"), evType); |
| 1467 | |
| 1468 | switch (evType) { |
| 1469 | case eSIR_EXTSCAN_CACHED_RESULTS_RSP: |
| 1470 | /* There is no need to send this response to upper layer |
| 1471 | Just log the message */ |
| 1472 | hddLog(LOG1, |
| 1473 | FL("Rcvd eSIR_EXTSCAN_CACHED_RESULTS_RSP")); |
| 1474 | break; |
| 1475 | |
| 1476 | case eSIR_EXTSCAN_GET_CAPABILITIES_IND: |
| 1477 | wlan_hdd_cfg80211_extscan_get_capabilities_rsp(ctx, |
| 1478 | (struct ext_scan_capabilities_response *) pMsg); |
| 1479 | break; |
| 1480 | |
| 1481 | case eSIR_EXTSCAN_HOTLIST_MATCH_IND: |
| 1482 | wlan_hdd_cfg80211_extscan_hotlist_match_ind(ctx, pMsg); |
| 1483 | break; |
| 1484 | |
| 1485 | case eSIR_EXTSCAN_SIGNIFICANT_WIFI_CHANGE_RESULTS_IND: |
| 1486 | wlan_hdd_cfg80211_extscan_signif_wifi_change_results_ind(ctx, |
| 1487 | (tpSirWifiSignificantChangeEvent) pMsg); |
| 1488 | break; |
| 1489 | |
| 1490 | case eSIR_EXTSCAN_CACHED_RESULTS_IND: |
| 1491 | wlan_hdd_cfg80211_extscan_cached_results_ind(ctx, pMsg); |
| 1492 | break; |
| 1493 | |
| 1494 | case eSIR_EXTSCAN_SCAN_RES_AVAILABLE_IND: |
| 1495 | wlan_hdd_cfg80211_extscan_scan_res_available_event(ctx, |
| 1496 | (tpSirExtScanResultsAvailableIndParams) pMsg); |
| 1497 | break; |
| 1498 | |
| 1499 | case eSIR_EXTSCAN_FULL_SCAN_RESULT_IND: |
| 1500 | wlan_hdd_cfg80211_extscan_full_scan_result_event(ctx, |
| 1501 | (tpSirWifiFullScanResultEvent) pMsg); |
| 1502 | break; |
| 1503 | |
| 1504 | case eSIR_EPNO_NETWORK_FOUND_IND: |
| 1505 | wlan_hdd_cfg80211_extscan_epno_match_found(ctx, |
| 1506 | (struct pno_match_found *)pMsg); |
| 1507 | break; |
| 1508 | |
| 1509 | case eSIR_EXTSCAN_HOTLIST_SSID_MATCH_IND: |
| 1510 | wlan_hdd_cfg80211_extscan_hotlist_ssid_match_ind(ctx, |
| 1511 | (tpSirWifiScanResultEvent)pMsg); |
| 1512 | break; |
| 1513 | |
| 1514 | case eSIR_EXTSCAN_SCAN_PROGRESS_EVENT_IND: |
| 1515 | wlan_hdd_cfg80211_extscan_scan_progress_event(ctx, |
| 1516 | (tpSirExtScanOnScanEventIndParams) pMsg); |
| 1517 | break; |
| 1518 | |
| 1519 | case eSIR_PASSPOINT_NETWORK_FOUND_IND: |
| 1520 | wlan_hdd_cfg80211_passpoint_match_found(ctx, |
| 1521 | (struct wifi_passpoint_match *) pMsg); |
| 1522 | break; |
| 1523 | |
| 1524 | case eSIR_EXTSCAN_START_RSP: |
| 1525 | case eSIR_EXTSCAN_STOP_RSP: |
| 1526 | case eSIR_EXTSCAN_SET_BSSID_HOTLIST_RSP: |
| 1527 | case eSIR_EXTSCAN_RESET_BSSID_HOTLIST_RSP: |
| 1528 | case eSIR_EXTSCAN_SET_SIGNIFICANT_WIFI_CHANGE_RSP: |
| 1529 | case eSIR_EXTSCAN_RESET_SIGNIFICANT_WIFI_CHANGE_RSP: |
| 1530 | case eSIR_EXTSCAN_SET_SSID_HOTLIST_RSP: |
| 1531 | case eSIR_EXTSCAN_RESET_SSID_HOTLIST_RSP: |
| 1532 | wlan_hdd_cfg80211_extscan_generic_rsp(ctx, pMsg); |
| 1533 | break; |
| 1534 | |
| 1535 | default: |
| 1536 | hddLog(LOGE, FL("Unknown event type %u"), evType); |
| 1537 | break; |
| 1538 | } |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1539 | EXIT(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1540 | } |
| 1541 | |
| 1542 | /* |
| 1543 | * define short names for the global vendor params |
| 1544 | * used by wlan_hdd_send_ext_scan_capability() |
| 1545 | */ |
| 1546 | #define PARAM_REQUEST_ID \ |
| 1547 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID |
| 1548 | #define PARAM_STATUS \ |
| 1549 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_STATUS |
| 1550 | #define MAX_SCAN_CACHE_SIZE \ |
| 1551 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_SCAN_CACHE_SIZE |
| 1552 | #define MAX_SCAN_BUCKETS \ |
| 1553 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_SCAN_BUCKETS |
| 1554 | #define MAX_AP_CACHE_PER_SCAN \ |
| 1555 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_AP_CACHE_PER_SCAN |
| 1556 | #define MAX_RSSI_SAMPLE_SIZE \ |
| 1557 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_RSSI_SAMPLE_SIZE |
| 1558 | #define MAX_SCAN_RPT_THRHOLD \ |
| 1559 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_SCAN_REPORTING_THRESHOLD |
| 1560 | #define MAX_HOTLIST_BSSIDS \ |
| 1561 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_HOTLIST_BSSIDS |
| 1562 | #define MAX_SIGNIFICANT_WIFI_CHANGE_APS \ |
| 1563 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_SIGNIFICANT_WIFI_CHANGE_APS |
| 1564 | #define MAX_BSSID_HISTORY_ENTRIES \ |
| 1565 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_BSSID_HISTORY_ENTRIES |
| 1566 | #define MAX_HOTLIST_SSIDS \ |
| 1567 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_HOTLIST_SSIDS |
| 1568 | #define MAX_NUM_EPNO_NETS \ |
| 1569 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_NUM_EPNO_NETS |
| 1570 | #define MAX_NUM_EPNO_NETS_BY_SSID \ |
| 1571 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_NUM_EPNO_NETS_BY_SSID |
| 1572 | #define MAX_NUM_WHITELISTED_SSID \ |
| 1573 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_NUM_WHITELISTED_SSID |
| 1574 | |
| 1575 | /** |
| 1576 | * wlan_hdd_send_ext_scan_capability - send ext scan capability to user space |
| 1577 | * @hdd_ctx: Pointer to hdd context |
| 1578 | * |
| 1579 | * Return: 0 for success, non-zero for failure |
| 1580 | */ |
| 1581 | static int wlan_hdd_send_ext_scan_capability(hdd_context_t *hdd_ctx) |
| 1582 | { |
| 1583 | int ret; |
| 1584 | struct sk_buff *skb; |
| 1585 | struct ext_scan_capabilities_response *data; |
| 1586 | uint32_t nl_buf_len; |
| 1587 | |
| 1588 | ret = wlan_hdd_validate_context(hdd_ctx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1589 | if (0 != ret) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1590 | return ret; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1591 | |
| 1592 | data = &(ext_scan_context.capability_response); |
| 1593 | |
| 1594 | nl_buf_len = NLMSG_HDRLEN; |
| 1595 | nl_buf_len += (sizeof(data->requestId) + NLA_HDRLEN) + |
| 1596 | (sizeof(data->status) + NLA_HDRLEN) + |
| 1597 | (sizeof(data->max_scan_cache_size) + NLA_HDRLEN) + |
| 1598 | (sizeof(data->max_scan_buckets) + NLA_HDRLEN) + |
| 1599 | (sizeof(data->max_ap_cache_per_scan) + NLA_HDRLEN) + |
| 1600 | (sizeof(data->max_rssi_sample_size) + NLA_HDRLEN) + |
| 1601 | (sizeof(data->max_scan_reporting_threshold) + NLA_HDRLEN) + |
| 1602 | (sizeof(data->max_hotlist_bssids) + NLA_HDRLEN) + |
| 1603 | (sizeof(data->max_significant_wifi_change_aps) + NLA_HDRLEN) + |
| 1604 | (sizeof(data->max_bssid_history_entries) + NLA_HDRLEN) + |
| 1605 | (sizeof(data->max_hotlist_ssids) + NLA_HDRLEN) + |
| 1606 | (sizeof(data->max_number_epno_networks) + NLA_HDRLEN) + |
| 1607 | (sizeof(data->max_number_epno_networks_by_ssid) + NLA_HDRLEN) + |
| 1608 | (sizeof(data->max_number_of_white_listed_ssid) + NLA_HDRLEN); |
| 1609 | |
| 1610 | skb = cfg80211_vendor_cmd_alloc_reply_skb(hdd_ctx->wiphy, nl_buf_len); |
| 1611 | |
| 1612 | if (!skb) { |
| 1613 | hddLog(LOGE, FL("cfg80211_vendor_cmd_alloc_reply_skb failed")); |
| 1614 | return -ENOMEM; |
| 1615 | } |
| 1616 | |
| 1617 | |
| 1618 | hddLog(LOG1, "Req Id %u", data->requestId); |
| 1619 | hddLog(LOG1, "Status %u", data->status); |
| 1620 | hddLog(LOG1, "Scan cache size %u", |
| 1621 | data->max_scan_cache_size); |
| 1622 | hddLog(LOG1, "Scan buckets %u", data->max_scan_buckets); |
| 1623 | hddLog(LOG1, "Max AP per scan %u", |
| 1624 | data->max_ap_cache_per_scan); |
| 1625 | hddLog(LOG1, "max_rssi_sample_size %u", |
| 1626 | data->max_rssi_sample_size); |
| 1627 | hddLog(LOG1, "max_scan_reporting_threshold %u", |
| 1628 | data->max_scan_reporting_threshold); |
| 1629 | hddLog(LOG1, "max_hotlist_bssids %u", |
| 1630 | data->max_hotlist_bssids); |
| 1631 | hddLog(LOG1, "max_significant_wifi_change_aps %u", |
| 1632 | data->max_significant_wifi_change_aps); |
| 1633 | hddLog(LOG1, "max_bssid_history_entries %u", |
| 1634 | data->max_bssid_history_entries); |
| 1635 | hddLog(LOG1, "max_hotlist_ssids %u", data->max_hotlist_ssids); |
| 1636 | hddLog(LOG1, "max_number_epno_networks %u", |
| 1637 | data->max_number_epno_networks); |
| 1638 | hddLog(LOG1, "max_number_epno_networks_by_ssid %u", |
| 1639 | data->max_number_epno_networks_by_ssid); |
| 1640 | hddLog(LOG1, "max_number_of_white_listed_ssid %u", |
| 1641 | data->max_number_of_white_listed_ssid); |
| 1642 | |
| 1643 | if (nla_put_u32(skb, PARAM_REQUEST_ID, data->requestId) || |
| 1644 | nla_put_u32(skb, PARAM_STATUS, data->status) || |
| 1645 | nla_put_u32(skb, MAX_SCAN_CACHE_SIZE, data->max_scan_cache_size) || |
| 1646 | nla_put_u32(skb, MAX_SCAN_BUCKETS, data->max_scan_buckets) || |
| 1647 | nla_put_u32(skb, MAX_AP_CACHE_PER_SCAN, |
| 1648 | data->max_ap_cache_per_scan) || |
| 1649 | nla_put_u32(skb, MAX_RSSI_SAMPLE_SIZE, |
| 1650 | data->max_rssi_sample_size) || |
| 1651 | nla_put_u32(skb, MAX_SCAN_RPT_THRHOLD, |
| 1652 | data->max_scan_reporting_threshold) || |
| 1653 | nla_put_u32(skb, MAX_HOTLIST_BSSIDS, data->max_hotlist_bssids) || |
| 1654 | nla_put_u32(skb, MAX_SIGNIFICANT_WIFI_CHANGE_APS, |
| 1655 | data->max_significant_wifi_change_aps) || |
| 1656 | nla_put_u32(skb, MAX_BSSID_HISTORY_ENTRIES, |
| 1657 | data->max_bssid_history_entries) || |
| 1658 | nla_put_u32(skb, MAX_HOTLIST_SSIDS, data->max_hotlist_ssids) || |
| 1659 | nla_put_u32(skb, MAX_NUM_EPNO_NETS, |
| 1660 | data->max_number_epno_networks) || |
| 1661 | nla_put_u32(skb, MAX_NUM_EPNO_NETS_BY_SSID, |
| 1662 | data->max_number_epno_networks_by_ssid) || |
| 1663 | nla_put_u32(skb, MAX_NUM_WHITELISTED_SSID, |
| 1664 | data->max_number_of_white_listed_ssid)) { |
| 1665 | hddLog(LOGE, FL("nla put fail")); |
| 1666 | goto nla_put_failure; |
| 1667 | } |
| 1668 | |
| 1669 | cfg80211_vendor_cmd_reply(skb); |
| 1670 | return 0; |
| 1671 | |
| 1672 | nla_put_failure: |
| 1673 | kfree_skb(skb); |
| 1674 | return -EINVAL; |
| 1675 | } |
| 1676 | /* |
| 1677 | * done with short names for the global vendor params |
| 1678 | * used by wlan_hdd_send_ext_scan_capability() |
| 1679 | */ |
| 1680 | #undef PARAM_REQUEST_ID |
| 1681 | #undef PARAM_STATUS |
| 1682 | #undef MAX_SCAN_CACHE_SIZE |
| 1683 | #undef MAX_SCAN_BUCKETS |
| 1684 | #undef MAX_AP_CACHE_PER_SCAN |
| 1685 | #undef MAX_RSSI_SAMPLE_SIZE |
| 1686 | #undef MAX_SCAN_RPT_THRHOLD |
| 1687 | #undef MAX_HOTLIST_BSSIDS |
| 1688 | #undef MAX_SIGNIFICANT_WIFI_CHANGE_APS |
| 1689 | #undef MAX_BSSID_HISTORY_ENTRIES |
| 1690 | #undef MAX_HOTLIST_SSIDS |
| 1691 | #undef MAX_NUM_EPNO_NETS |
| 1692 | #undef MAX_NUM_EPNO_NETS_BY_SSID |
| 1693 | #undef MAX_NUM_WHITELISTED_SSID |
| 1694 | |
| 1695 | /** |
| 1696 | * __wlan_hdd_cfg80211_extscan_get_capabilities() - get ext scan capabilities |
| 1697 | * @wiphy: Pointer to wireless phy |
| 1698 | * @wdev: Pointer to wireless device |
| 1699 | * @data: Pointer to data |
| 1700 | * @data_len: Data length |
| 1701 | * |
| 1702 | * Return: none |
| 1703 | */ |
| 1704 | static int __wlan_hdd_cfg80211_extscan_get_capabilities(struct wiphy *wiphy, |
| 1705 | struct wireless_dev *wdev, |
| 1706 | const void *data, int data_len) |
| 1707 | { |
| 1708 | int ret; |
| 1709 | unsigned long rc; |
| 1710 | struct hdd_ext_scan_context *context; |
| 1711 | tpSirGetExtScanCapabilitiesReqParams pReqMsg = NULL; |
| 1712 | struct net_device *dev = wdev->netdev; |
| 1713 | hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev); |
| 1714 | hdd_context_t *pHddCtx = wiphy_priv(wiphy); |
| 1715 | struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX + |
| 1716 | 1]; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 1717 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1718 | |
Jeff Johnson | 1f61b61 | 2016-02-12 16:28:33 -0800 | [diff] [blame^] | 1719 | ENTER_DEV(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1720 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 1721 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1722 | hdd_err("Command not allowed in FTM mode"); |
| 1723 | return -EPERM; |
| 1724 | } |
| 1725 | |
| 1726 | ret = wlan_hdd_validate_context(pHddCtx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1727 | if (0 != ret) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1728 | return -EINVAL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1729 | |
| 1730 | if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX, |
| 1731 | data, data_len, wlan_hdd_extscan_config_policy)) { |
| 1732 | hddLog(LOGE, FL("Invalid ATTR")); |
| 1733 | return -EINVAL; |
| 1734 | } |
| 1735 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 1736 | pReqMsg = qdf_mem_malloc(sizeof(*pReqMsg)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1737 | if (!pReqMsg) { |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 1738 | hddLog(LOGE, FL("qdf_mem_malloc failed")); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1739 | return -ENOMEM; |
| 1740 | } |
| 1741 | |
| 1742 | /* Parse and fetch request Id */ |
| 1743 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]) { |
| 1744 | hddLog(LOGE, FL("attr request id failed")); |
| 1745 | goto fail; |
| 1746 | } |
| 1747 | |
| 1748 | pReqMsg->requestId = |
| 1749 | nla_get_u32(tb |
| 1750 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]); |
| 1751 | pReqMsg->sessionId = pAdapter->sessionId; |
| 1752 | hddLog(LOG1, FL("Req Id %d Session Id %d"), |
| 1753 | pReqMsg->requestId, pReqMsg->sessionId); |
| 1754 | |
| 1755 | context = &ext_scan_context; |
| 1756 | spin_lock(&context->context_lock); |
| 1757 | context->request_id = pReqMsg->requestId; |
| 1758 | INIT_COMPLETION(context->response_event); |
| 1759 | spin_unlock(&context->context_lock); |
| 1760 | |
| 1761 | status = sme_ext_scan_get_capabilities(pHddCtx->hHal, pReqMsg); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 1762 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1763 | hddLog(LOGE, FL("sme_ext_scan_get_capabilities failed(err=%d)"), |
| 1764 | status); |
| 1765 | goto fail; |
| 1766 | } |
| 1767 | |
| 1768 | rc = wait_for_completion_timeout(&context->response_event, |
| 1769 | msecs_to_jiffies(WLAN_WAIT_TIME_EXTSCAN)); |
| 1770 | if (!rc) { |
| 1771 | hddLog(LOGE, FL("Target response timed out")); |
| 1772 | return -ETIMEDOUT; |
| 1773 | } |
| 1774 | |
| 1775 | ret = wlan_hdd_send_ext_scan_capability(pHddCtx); |
| 1776 | if (ret) |
| 1777 | hddLog(LOGE, FL("Failed to send ext scan capability to user space")); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1778 | EXIT(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1779 | return ret; |
| 1780 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 1781 | qdf_mem_free(pReqMsg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1782 | return -EINVAL; |
| 1783 | } |
| 1784 | |
| 1785 | /** |
| 1786 | * wlan_hdd_cfg80211_extscan_get_capabilities() - get ext scan capabilities |
| 1787 | * @wiphy: Pointer to wiphy |
| 1788 | * @wdev: Pointer to wdev |
| 1789 | * @data: Pointer to data |
| 1790 | * @data_len: Data length |
| 1791 | * |
| 1792 | * Return: 0 for success, non-zero for failure |
| 1793 | */ |
| 1794 | int wlan_hdd_cfg80211_extscan_get_capabilities(struct wiphy *wiphy, |
| 1795 | struct wireless_dev *wdev, |
| 1796 | const void *data, int data_len) |
| 1797 | { |
| 1798 | int ret = 0; |
| 1799 | |
| 1800 | cds_ssr_protect(__func__); |
| 1801 | ret = __wlan_hdd_cfg80211_extscan_get_capabilities(wiphy, wdev, data, |
| 1802 | data_len); |
| 1803 | cds_ssr_unprotect(__func__); |
| 1804 | |
| 1805 | return ret; |
| 1806 | } |
| 1807 | |
| 1808 | /* |
| 1809 | * define short names for the global vendor params |
| 1810 | * used by wlan_hdd_cfg80211_extscan_get_cached_results() |
| 1811 | */ |
| 1812 | #define PARAM_MAX \ |
| 1813 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX |
| 1814 | #define PARAM_REQUEST_ID \ |
| 1815 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID |
| 1816 | #define PARAM_FLUSH \ |
| 1817 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_GET_CACHED_SCAN_RESULTS_CONFIG_PARAM_FLUSH |
| 1818 | /** |
| 1819 | * __wlan_hdd_cfg80211_extscan_get_cached_results() - extscan get cached results |
| 1820 | * @wiphy: wiphy pointer |
| 1821 | * @wdev: pointer to struct wireless_dev |
| 1822 | * @data: pointer to incoming NL vendor data |
| 1823 | * @data_len: length of @data |
| 1824 | * |
| 1825 | * This function parses the incoming NL vendor command data attributes and |
| 1826 | * invokes the SME Api and blocks on a completion variable. |
| 1827 | * Each WMI event with cached scan results data chunk results in |
| 1828 | * function call wlan_hdd_cfg80211_extscan_cached_results_ind and each |
| 1829 | * data chunk is sent up the layer in cfg80211_vendor_cmd_alloc_reply_skb. |
| 1830 | * |
| 1831 | * If timeout happens before receiving all of the data, this function sets |
| 1832 | * a context variable @ignore_cached_results to %true, all of the next data |
| 1833 | * chunks are checked against this variable and dropped. |
| 1834 | * |
| 1835 | * Return: 0 on success; error number otherwise. |
| 1836 | */ |
| 1837 | static int __wlan_hdd_cfg80211_extscan_get_cached_results(struct wiphy *wiphy, |
| 1838 | struct wireless_dev |
| 1839 | *wdev, const void *data, |
| 1840 | int data_len) |
| 1841 | { |
| 1842 | tpSirExtScanGetCachedResultsReqParams pReqMsg = NULL; |
| 1843 | struct net_device *dev = wdev->netdev; |
| 1844 | hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev); |
| 1845 | hdd_context_t *pHddCtx = wiphy_priv(wiphy); |
| 1846 | struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX + |
| 1847 | 1]; |
| 1848 | struct hdd_ext_scan_context *context; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 1849 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1850 | int retval = 0; |
| 1851 | unsigned long rc; |
| 1852 | |
Jeff Johnson | 1f61b61 | 2016-02-12 16:28:33 -0800 | [diff] [blame^] | 1853 | ENTER_DEV(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1854 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 1855 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1856 | hdd_err("Command not allowed in FTM mode"); |
| 1857 | return -EPERM; |
| 1858 | } |
| 1859 | |
| 1860 | retval = wlan_hdd_validate_context(pHddCtx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1861 | if (0 != retval) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1862 | return -EINVAL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1863 | |
| 1864 | if (nla_parse(tb, PARAM_MAX, data, data_len, |
| 1865 | wlan_hdd_extscan_config_policy)) { |
| 1866 | hddLog(LOGE, FL("Invalid ATTR")); |
| 1867 | return -EINVAL; |
| 1868 | } |
| 1869 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 1870 | pReqMsg = qdf_mem_malloc(sizeof(*pReqMsg)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1871 | if (!pReqMsg) { |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 1872 | hddLog(LOGE, FL("qdf_mem_malloc failed")); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1873 | return -ENOMEM; |
| 1874 | } |
| 1875 | |
| 1876 | /* Parse and fetch request Id */ |
| 1877 | if (!tb[PARAM_REQUEST_ID]) { |
| 1878 | hddLog(LOGE, FL("attr request id failed")); |
| 1879 | goto fail; |
| 1880 | } |
| 1881 | |
| 1882 | pReqMsg->requestId = nla_get_u32(tb[PARAM_REQUEST_ID]); |
| 1883 | pReqMsg->sessionId = pAdapter->sessionId; |
| 1884 | hddLog(LOG1, FL("Req Id %d Session Id %d"), |
| 1885 | pReqMsg->requestId, pReqMsg->sessionId); |
| 1886 | |
| 1887 | /* Parse and fetch flush parameter */ |
| 1888 | if (!tb[PARAM_FLUSH]) { |
| 1889 | hddLog(LOGE, FL("attr flush failed")); |
| 1890 | goto fail; |
| 1891 | } |
| 1892 | pReqMsg->flush = nla_get_u8(tb[PARAM_FLUSH]); |
| 1893 | hddLog(LOG1, FL("Flush %d"), pReqMsg->flush); |
| 1894 | |
| 1895 | context = &ext_scan_context; |
| 1896 | spin_lock(&context->context_lock); |
| 1897 | context->request_id = pReqMsg->requestId; |
| 1898 | context->ignore_cached_results = false; |
| 1899 | INIT_COMPLETION(context->response_event); |
| 1900 | spin_unlock(&context->context_lock); |
| 1901 | |
| 1902 | status = sme_get_cached_results(pHddCtx->hHal, pReqMsg); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 1903 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1904 | hddLog(LOGE, |
| 1905 | FL("sme_get_cached_results failed(err=%d)"), status); |
| 1906 | goto fail; |
| 1907 | } |
| 1908 | |
| 1909 | rc = wait_for_completion_timeout(&context->response_event, |
| 1910 | msecs_to_jiffies(WLAN_WAIT_TIME_EXTSCAN)); |
| 1911 | if (!rc) { |
| 1912 | hddLog(LOGE, FL("Target response timed out")); |
| 1913 | retval = -ETIMEDOUT; |
| 1914 | spin_lock(&context->context_lock); |
| 1915 | context->ignore_cached_results = true; |
| 1916 | spin_unlock(&context->context_lock); |
| 1917 | } else { |
| 1918 | spin_lock(&context->context_lock); |
| 1919 | retval = context->response_status; |
| 1920 | spin_unlock(&context->context_lock); |
| 1921 | } |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1922 | EXIT(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1923 | return retval; |
| 1924 | |
| 1925 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 1926 | qdf_mem_free(pReqMsg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1927 | return -EINVAL; |
| 1928 | } |
| 1929 | /* |
| 1930 | * done with short names for the global vendor params |
| 1931 | * used by wlan_hdd_cfg80211_extscan_get_cached_results() |
| 1932 | */ |
| 1933 | #undef PARAM_MAX |
| 1934 | #undef PARAM_REQUEST_ID |
| 1935 | #undef PARAM_FLUSH |
| 1936 | |
| 1937 | /** |
| 1938 | * wlan_hdd_cfg80211_extscan_get_cached_results() - extscan get cached results |
| 1939 | * @wiphy: wiphy pointer |
| 1940 | * @wdev: pointer to struct wireless_dev |
| 1941 | * @data: pointer to incoming NL vendor data |
| 1942 | * @data_len: length of @data |
| 1943 | * |
| 1944 | * This function parses the incoming NL vendor command data attributes and |
| 1945 | * invokes the SME Api and blocks on a completion variable. |
| 1946 | * Each WMI event with cached scan results data chunk results in |
| 1947 | * function call wlan_hdd_cfg80211_extscan_cached_results_ind and each |
| 1948 | * data chunk is sent up the layer in cfg80211_vendor_cmd_alloc_reply_skb. |
| 1949 | * |
| 1950 | * If timeout happens before receiving all of the data, this function sets |
| 1951 | * a context variable @ignore_cached_results to %true, all of the next data |
| 1952 | * chunks are checked against this variable and dropped. |
| 1953 | * |
| 1954 | * Return: 0 on success; error number otherwise. |
| 1955 | */ |
| 1956 | int wlan_hdd_cfg80211_extscan_get_cached_results(struct wiphy *wiphy, |
| 1957 | struct wireless_dev *wdev, |
| 1958 | const void *data, int data_len) |
| 1959 | { |
| 1960 | int ret = 0; |
| 1961 | |
| 1962 | cds_ssr_protect(__func__); |
| 1963 | ret = __wlan_hdd_cfg80211_extscan_get_cached_results(wiphy, wdev, data, |
| 1964 | data_len); |
| 1965 | cds_ssr_unprotect(__func__); |
| 1966 | |
| 1967 | return ret; |
| 1968 | } |
| 1969 | |
| 1970 | /** |
| 1971 | * __wlan_hdd_cfg80211_extscan_set_bssid_hotlist() - set bssid hot list |
| 1972 | * @wiphy: Pointer to wireless phy |
| 1973 | * @wdev: Pointer to wireless device |
| 1974 | * @data: Pointer to data |
| 1975 | * @data_len: Data length |
| 1976 | * |
| 1977 | * Return: none |
| 1978 | */ |
| 1979 | static int |
| 1980 | __wlan_hdd_cfg80211_extscan_set_bssid_hotlist(struct wiphy *wiphy, |
| 1981 | struct wireless_dev |
| 1982 | *wdev, const void *data, |
| 1983 | int data_len) |
| 1984 | { |
| 1985 | tpSirExtScanSetBssidHotListReqParams pReqMsg = NULL; |
| 1986 | struct net_device *dev = wdev->netdev; |
| 1987 | hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev); |
| 1988 | hdd_context_t *pHddCtx = wiphy_priv(wiphy); |
| 1989 | struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX + |
| 1990 | 1]; |
| 1991 | struct nlattr *tb2[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX |
| 1992 | + 1]; |
| 1993 | struct nlattr *apTh; |
| 1994 | struct hdd_ext_scan_context *context; |
| 1995 | uint32_t request_id; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 1996 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1997 | uint8_t i; |
| 1998 | int rem, retval; |
| 1999 | unsigned long rc; |
| 2000 | |
Jeff Johnson | 1f61b61 | 2016-02-12 16:28:33 -0800 | [diff] [blame^] | 2001 | ENTER_DEV(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2002 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 2003 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2004 | hdd_err("Command not allowed in FTM mode"); |
| 2005 | return -EPERM; |
| 2006 | } |
| 2007 | |
| 2008 | retval = wlan_hdd_validate_context(pHddCtx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 2009 | if (0 != retval) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2010 | return -EINVAL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2011 | |
| 2012 | if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX, |
| 2013 | data, data_len, wlan_hdd_extscan_config_policy)) { |
| 2014 | hddLog(LOGE, FL("Invalid ATTR")); |
| 2015 | return -EINVAL; |
| 2016 | } |
| 2017 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 2018 | pReqMsg = qdf_mem_malloc(sizeof(*pReqMsg)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2019 | if (!pReqMsg) { |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 2020 | hddLog(LOGE, FL("qdf_mem_malloc failed")); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2021 | return -ENOMEM; |
| 2022 | } |
| 2023 | |
| 2024 | /* Parse and fetch request Id */ |
| 2025 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]) { |
| 2026 | hddLog(LOGE, FL("attr request id failed")); |
| 2027 | goto fail; |
| 2028 | } |
| 2029 | |
| 2030 | pReqMsg->requestId = |
| 2031 | nla_get_u32(tb |
| 2032 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]); |
| 2033 | hddLog(LOG1, FL("Req Id %d"), pReqMsg->requestId); |
| 2034 | |
| 2035 | /* Parse and fetch number of APs */ |
| 2036 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BSSID_HOTLIST_PARAMS_NUM_AP]) { |
| 2037 | hddLog(LOGE, FL("attr number of AP failed")); |
| 2038 | goto fail; |
| 2039 | } |
| 2040 | pReqMsg->numAp = |
| 2041 | nla_get_u32(tb |
| 2042 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_BSSID_HOTLIST_PARAMS_NUM_AP]); |
| 2043 | pReqMsg->sessionId = pAdapter->sessionId; |
| 2044 | hddLog(LOG1, FL("Number of AP %d Session Id %d"), |
| 2045 | pReqMsg->numAp, pReqMsg->sessionId); |
| 2046 | |
| 2047 | /* Parse and fetch lost ap sample size */ |
| 2048 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BSSID_HOTLIST_PARAMS_LOST_AP_SAMPLE_SIZE]) { |
| 2049 | hddLog(LOGE, FL("attr lost ap sample size failed")); |
| 2050 | goto fail; |
| 2051 | } |
| 2052 | |
| 2053 | pReqMsg->lost_ap_sample_size = nla_get_u32( |
| 2054 | tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BSSID_HOTLIST_PARAMS_LOST_AP_SAMPLE_SIZE]); |
| 2055 | hddLog(LOG1, FL("Lost ap sample size %d"), |
| 2056 | pReqMsg->lost_ap_sample_size); |
| 2057 | |
| 2058 | i = 0; |
| 2059 | nla_for_each_nested(apTh, |
| 2060 | tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM], |
| 2061 | rem) { |
| 2062 | if (nla_parse |
| 2063 | (tb2, QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX, |
| 2064 | nla_data(apTh), nla_len(apTh), |
| 2065 | wlan_hdd_extscan_config_policy)) { |
| 2066 | hddLog(LOGE, FL("nla_parse failed")); |
| 2067 | goto fail; |
| 2068 | } |
| 2069 | |
| 2070 | /* Parse and fetch MAC address */ |
| 2071 | if (!tb2[QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_BSSID]) { |
| 2072 | hddLog(LOGE, FL("attr mac address failed")); |
| 2073 | goto fail; |
| 2074 | } |
| 2075 | nla_memcpy(pReqMsg->ap[i].bssid.bytes, |
| 2076 | tb2 |
| 2077 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_BSSID], |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 2078 | QDF_MAC_ADDR_SIZE); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2079 | hddLog(LOG1, MAC_ADDRESS_STR, |
| 2080 | MAC_ADDR_ARRAY(pReqMsg->ap[i].bssid.bytes)); |
| 2081 | |
| 2082 | /* Parse and fetch low RSSI */ |
| 2083 | if (!tb2 |
| 2084 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_RSSI_LOW]) { |
| 2085 | hddLog(LOGE, FL("attr low RSSI failed")); |
| 2086 | goto fail; |
| 2087 | } |
| 2088 | pReqMsg->ap[i].low = |
| 2089 | nla_get_s32(tb2 |
| 2090 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_RSSI_LOW]); |
| 2091 | hddLog(LOG1, FL("RSSI low %d"), pReqMsg->ap[i].low); |
| 2092 | |
| 2093 | /* Parse and fetch high RSSI */ |
| 2094 | if (!tb2 |
| 2095 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_RSSI_HIGH]) { |
| 2096 | hddLog(LOGE, FL("attr high RSSI failed")); |
| 2097 | goto fail; |
| 2098 | } |
| 2099 | pReqMsg->ap[i].high = |
| 2100 | nla_get_s32(tb2 |
| 2101 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_RSSI_HIGH]); |
| 2102 | hddLog(LOG1, FL("RSSI High %d"), pReqMsg->ap[i].high); |
| 2103 | |
| 2104 | i++; |
| 2105 | } |
| 2106 | |
| 2107 | context = &ext_scan_context; |
| 2108 | spin_lock(&context->context_lock); |
| 2109 | INIT_COMPLETION(context->response_event); |
| 2110 | context->request_id = request_id = pReqMsg->requestId; |
| 2111 | spin_unlock(&context->context_lock); |
| 2112 | |
| 2113 | status = sme_set_bss_hotlist(pHddCtx->hHal, pReqMsg); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 2114 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2115 | hddLog(LOGE, FL("sme_set_bss_hotlist failed(err=%d)"), status); |
| 2116 | goto fail; |
| 2117 | } |
| 2118 | |
| 2119 | /* request was sent -- wait for the response */ |
| 2120 | rc = wait_for_completion_timeout |
| 2121 | (&context->response_event, |
| 2122 | msecs_to_jiffies(WLAN_WAIT_TIME_EXTSCAN)); |
| 2123 | |
| 2124 | if (!rc) { |
| 2125 | hddLog(LOGE, FL("sme_set_bss_hotlist timed out")); |
| 2126 | retval = -ETIMEDOUT; |
| 2127 | } else { |
| 2128 | spin_lock(&context->context_lock); |
| 2129 | if (context->request_id == request_id) |
| 2130 | retval = context->response_status; |
| 2131 | else |
| 2132 | retval = -EINVAL; |
| 2133 | spin_unlock(&context->context_lock); |
| 2134 | } |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 2135 | EXIT(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2136 | return retval; |
| 2137 | |
| 2138 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 2139 | qdf_mem_free(pReqMsg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2140 | return -EINVAL; |
| 2141 | } |
| 2142 | |
| 2143 | /** |
| 2144 | * wlan_hdd_cfg80211_extscan_set_bssid_hotlist() - set ext scan bssid hotlist |
| 2145 | * @wiphy: Pointer to wiphy |
| 2146 | * @wdev: Pointer to wdev |
| 2147 | * @data: Pointer to data |
| 2148 | * @data_len: Data length |
| 2149 | * |
| 2150 | * Return: 0 for success, non-zero for failure |
| 2151 | */ |
| 2152 | int wlan_hdd_cfg80211_extscan_set_bssid_hotlist(struct wiphy *wiphy, |
| 2153 | struct wireless_dev *wdev, |
| 2154 | const void *data, int data_len) |
| 2155 | { |
| 2156 | int ret = 0; |
| 2157 | |
| 2158 | cds_ssr_protect(__func__); |
| 2159 | ret = __wlan_hdd_cfg80211_extscan_set_bssid_hotlist(wiphy, wdev, data, |
| 2160 | data_len); |
| 2161 | cds_ssr_unprotect(__func__); |
| 2162 | |
| 2163 | return ret; |
| 2164 | } |
| 2165 | |
| 2166 | |
| 2167 | /** |
| 2168 | * __wlan_hdd_cfg80211_extscan_set_significant_change () - set significant change |
| 2169 | * @wiphy: Pointer to wireless phy |
| 2170 | * @wdev: Pointer to wireless device |
| 2171 | * @data: Pointer to data |
| 2172 | * @data_len: Data length |
| 2173 | * |
| 2174 | * Return: none |
| 2175 | */ |
| 2176 | static int |
| 2177 | __wlan_hdd_cfg80211_extscan_set_significant_change(struct wiphy *wiphy, |
| 2178 | struct wireless_dev |
| 2179 | *wdev, const void *data, |
| 2180 | int data_len) |
| 2181 | { |
| 2182 | tpSirExtScanSetSigChangeReqParams pReqMsg = NULL; |
| 2183 | struct net_device *dev = wdev->netdev; |
| 2184 | hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev); |
| 2185 | hdd_context_t *pHddCtx = wiphy_priv(wiphy); |
| 2186 | struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX + |
| 2187 | 1]; |
| 2188 | struct nlattr *tb2[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX |
| 2189 | + 1]; |
| 2190 | struct nlattr *apTh; |
| 2191 | struct hdd_ext_scan_context *context; |
| 2192 | uint32_t request_id; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 2193 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2194 | uint8_t i; |
| 2195 | int rem, retval; |
| 2196 | unsigned long rc; |
| 2197 | |
Jeff Johnson | 1f61b61 | 2016-02-12 16:28:33 -0800 | [diff] [blame^] | 2198 | ENTER_DEV(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2199 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 2200 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2201 | hdd_err("Command not allowed in FTM mode"); |
| 2202 | return -EPERM; |
| 2203 | } |
| 2204 | |
| 2205 | retval = wlan_hdd_validate_context(pHddCtx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 2206 | if (0 != retval) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2207 | return -EINVAL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2208 | |
| 2209 | if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX, |
| 2210 | data, data_len, wlan_hdd_extscan_config_policy)) { |
| 2211 | hddLog(LOGE, FL("Invalid ATTR")); |
| 2212 | return -EINVAL; |
| 2213 | } |
| 2214 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 2215 | pReqMsg = qdf_mem_malloc(sizeof(*pReqMsg)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2216 | if (!pReqMsg) { |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 2217 | hddLog(LOGE, FL("qdf_mem_malloc failed")); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2218 | return -ENOMEM; |
| 2219 | } |
| 2220 | |
| 2221 | /* Parse and fetch request Id */ |
| 2222 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]) { |
| 2223 | hddLog(LOGE, FL("attr request id failed")); |
| 2224 | goto fail; |
| 2225 | } |
| 2226 | |
| 2227 | pReqMsg->requestId = |
| 2228 | nla_get_u32(tb |
| 2229 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]); |
| 2230 | hddLog(LOG1, FL("Req Id %d"), pReqMsg->requestId); |
| 2231 | |
| 2232 | /* Parse and fetch RSSI sample size */ |
| 2233 | if (!tb |
| 2234 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_RSSI_SAMPLE_SIZE]) { |
| 2235 | hddLog(LOGE, FL("attr RSSI sample size failed")); |
| 2236 | goto fail; |
| 2237 | } |
| 2238 | pReqMsg->rssiSampleSize = |
| 2239 | nla_get_u32(tb |
| 2240 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_RSSI_SAMPLE_SIZE]); |
| 2241 | hddLog(LOG1, FL("RSSI sample size %u"), pReqMsg->rssiSampleSize); |
| 2242 | |
| 2243 | /* Parse and fetch lost AP sample size */ |
| 2244 | if (!tb |
| 2245 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_LOST_AP_SAMPLE_SIZE]) { |
| 2246 | hddLog(LOGE, FL("attr lost AP sample size failed")); |
| 2247 | goto fail; |
| 2248 | } |
| 2249 | pReqMsg->lostApSampleSize = |
| 2250 | nla_get_u32(tb |
| 2251 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_LOST_AP_SAMPLE_SIZE]); |
| 2252 | hddLog(LOG1, FL("Lost AP sample size %u"), pReqMsg->lostApSampleSize); |
| 2253 | |
| 2254 | /* Parse and fetch AP min breacing */ |
| 2255 | if (!tb |
| 2256 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_MIN_BREACHING]) { |
| 2257 | hddLog(LOGE, FL("attr AP min breaching")); |
| 2258 | goto fail; |
| 2259 | } |
| 2260 | pReqMsg->minBreaching = |
| 2261 | nla_get_u32(tb |
| 2262 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_MIN_BREACHING]); |
| 2263 | hddLog(LOG1, FL("AP min breaching %u"), pReqMsg->minBreaching); |
| 2264 | |
| 2265 | /* Parse and fetch number of APs */ |
| 2266 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_NUM_AP]) { |
| 2267 | hddLog(LOGE, FL("attr number of AP failed")); |
| 2268 | goto fail; |
| 2269 | } |
| 2270 | pReqMsg->numAp = |
| 2271 | nla_get_u32(tb |
| 2272 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_NUM_AP]); |
| 2273 | pReqMsg->sessionId = pAdapter->sessionId; |
| 2274 | hddLog(LOG1, FL("Number of AP %d Session Id %d"), |
| 2275 | pReqMsg->numAp, pReqMsg->sessionId); |
| 2276 | |
| 2277 | i = 0; |
| 2278 | nla_for_each_nested(apTh, |
| 2279 | tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM], |
| 2280 | rem) { |
| 2281 | if (nla_parse |
| 2282 | (tb2, QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX, |
| 2283 | nla_data(apTh), nla_len(apTh), |
| 2284 | wlan_hdd_extscan_config_policy)) { |
| 2285 | hddLog(LOGE, FL("nla_parse failed")); |
| 2286 | goto fail; |
| 2287 | } |
| 2288 | |
| 2289 | /* Parse and fetch MAC address */ |
| 2290 | if (!tb2[QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_BSSID]) { |
| 2291 | hddLog(LOGE, FL("attr mac address failed")); |
| 2292 | goto fail; |
| 2293 | } |
| 2294 | nla_memcpy(pReqMsg->ap[i].bssid.bytes, |
| 2295 | tb2 |
| 2296 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_BSSID], |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 2297 | QDF_MAC_ADDR_SIZE); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2298 | hddLog(LOG1, MAC_ADDRESS_STR, |
| 2299 | MAC_ADDR_ARRAY(pReqMsg->ap[i].bssid.bytes)); |
| 2300 | |
| 2301 | /* Parse and fetch low RSSI */ |
| 2302 | if (!tb2 |
| 2303 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_RSSI_LOW]) { |
| 2304 | hddLog(LOGE, FL("attr low RSSI failed")); |
| 2305 | goto fail; |
| 2306 | } |
| 2307 | pReqMsg->ap[i].low = |
| 2308 | nla_get_s32(tb2 |
| 2309 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_RSSI_LOW]); |
| 2310 | hddLog(LOG1, FL("RSSI low %d"), pReqMsg->ap[i].low); |
| 2311 | |
| 2312 | /* Parse and fetch high RSSI */ |
| 2313 | if (!tb2 |
| 2314 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_RSSI_HIGH]) { |
| 2315 | hddLog(LOGE, FL("attr high RSSI failed")); |
| 2316 | goto fail; |
| 2317 | } |
| 2318 | pReqMsg->ap[i].high = |
| 2319 | nla_get_s32(tb2 |
| 2320 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_RSSI_HIGH]); |
| 2321 | hddLog(LOG1, FL("RSSI High %d"), pReqMsg->ap[i].high); |
| 2322 | |
| 2323 | i++; |
| 2324 | } |
| 2325 | |
| 2326 | context = &ext_scan_context; |
| 2327 | spin_lock(&context->context_lock); |
| 2328 | INIT_COMPLETION(context->response_event); |
| 2329 | context->request_id = request_id = pReqMsg->requestId; |
| 2330 | spin_unlock(&context->context_lock); |
| 2331 | |
| 2332 | status = sme_set_significant_change(pHddCtx->hHal, pReqMsg); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 2333 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2334 | hddLog(LOGE, |
| 2335 | FL("sme_set_significant_change failed(err=%d)"), status); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 2336 | qdf_mem_free(pReqMsg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2337 | return -EINVAL; |
| 2338 | } |
| 2339 | |
| 2340 | /* request was sent -- wait for the response */ |
| 2341 | rc = wait_for_completion_timeout(&context->response_event, |
| 2342 | msecs_to_jiffies(WLAN_WAIT_TIME_EXTSCAN)); |
| 2343 | |
| 2344 | if (!rc) { |
| 2345 | hddLog(LOGE, FL("sme_set_significant_change timed out")); |
| 2346 | retval = -ETIMEDOUT; |
| 2347 | } else { |
| 2348 | spin_lock(&context->context_lock); |
| 2349 | if (context->request_id == request_id) |
| 2350 | retval = context->response_status; |
| 2351 | else |
| 2352 | retval = -EINVAL; |
| 2353 | spin_unlock(&context->context_lock); |
| 2354 | } |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 2355 | EXIT(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2356 | return retval; |
| 2357 | |
| 2358 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 2359 | qdf_mem_free(pReqMsg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2360 | return -EINVAL; |
| 2361 | } |
| 2362 | |
| 2363 | /** |
| 2364 | * wlan_hdd_cfg80211_extscan_set_significant_change() - set significant change |
| 2365 | * @wiphy: Pointer to wireless phy |
| 2366 | * @wdev: Pointer to wireless device |
| 2367 | * @data: Pointer to data |
| 2368 | * @data_len: Data length |
| 2369 | * |
| 2370 | * Return: 0 on success, negative errno on failure |
| 2371 | */ |
| 2372 | int wlan_hdd_cfg80211_extscan_set_significant_change(struct wiphy *wiphy, |
| 2373 | struct wireless_dev *wdev, |
| 2374 | const void *data, int data_len) |
| 2375 | { |
| 2376 | int ret = 0; |
| 2377 | |
| 2378 | cds_ssr_protect(__func__); |
| 2379 | ret = __wlan_hdd_cfg80211_extscan_set_significant_change(wiphy, wdev, |
| 2380 | data, data_len); |
| 2381 | cds_ssr_unprotect(__func__); |
| 2382 | |
| 2383 | return ret; |
| 2384 | } |
| 2385 | |
| 2386 | /** |
| 2387 | * hdd_remove_dsrc_channels () - remove dsrc chanels |
| 2388 | * @wiphy: Pointer to wireless phy |
| 2389 | * @chan_list: channel list |
| 2390 | * @num_channels: number of channels |
| 2391 | * |
| 2392 | * Return: none |
| 2393 | */ |
| 2394 | void hdd_remove_dsrc_channels(struct wiphy *wiphy, uint32_t *chan_list, |
| 2395 | uint8_t *num_channels) |
| 2396 | { |
| 2397 | uint8_t num_chan_temp = 0; |
| 2398 | int i; |
| 2399 | |
| 2400 | for (i = 0; i < *num_channels; i++) { |
| 2401 | if (!cds_is_dsrc_channel(chan_list[i])) { |
| 2402 | chan_list[num_chan_temp] = chan_list[i]; |
| 2403 | num_chan_temp++; |
| 2404 | } |
| 2405 | } |
| 2406 | |
| 2407 | *num_channels = num_chan_temp; |
| 2408 | } |
| 2409 | |
| 2410 | /** |
| 2411 | * hdd_remove_indoor_channels () - remove indoor channels |
| 2412 | * @wiphy: Pointer to wireless phy |
| 2413 | * @chan_list: channel list |
| 2414 | * @num_channels: number of channels |
| 2415 | * |
| 2416 | * Return: none |
| 2417 | */ |
| 2418 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 16, 0)) |
| 2419 | void hdd_remove_indoor_channels(struct wiphy *wiphy, uint32_t *chan_list, |
| 2420 | uint8_t *num_channels) |
| 2421 | { |
| 2422 | uint8_t num_chan_temp = 0; |
| 2423 | int i, j, k; |
| 2424 | |
| 2425 | for (i = 0; i < *num_channels; i++) |
| 2426 | for (j = 0; j < IEEE80211_NUM_BANDS; j++) { |
| 2427 | if (wiphy->bands[j] == NULL) |
| 2428 | continue; |
| 2429 | for (k = 0; k < wiphy->bands[j]->n_channels; k++) { |
| 2430 | if ((chan_list[i] == |
| 2431 | wiphy->bands[j]->channels[k].center_freq) |
| 2432 | && (!(wiphy->bands[j]->channels[k].flags & |
| 2433 | IEEE80211_CHAN_INDOOR_ONLY)) |
| 2434 | ) { |
| 2435 | chan_list[num_chan_temp] = chan_list[i]; |
| 2436 | num_chan_temp++; |
| 2437 | } |
| 2438 | } |
| 2439 | } |
| 2440 | |
| 2441 | *num_channels = num_chan_temp; |
| 2442 | } |
| 2443 | #else |
| 2444 | void hdd_remove_indoor_channels(struct wiphy *wiphy, uint32_t *chan_list, |
| 2445 | uint8_t *num_channels) |
| 2446 | { |
| 2447 | *num_channels = 0; |
| 2448 | } |
| 2449 | #endif |
| 2450 | |
| 2451 | /** |
| 2452 | * __wlan_hdd_cfg80211_extscan_get_valid_channels () - get valid channels |
| 2453 | * @wiphy: Pointer to wireless phy |
| 2454 | * @wdev: Pointer to wireless device |
| 2455 | * @data: Pointer to data |
| 2456 | * @data_len: Data length |
| 2457 | * |
| 2458 | * Return: none |
| 2459 | */ |
| 2460 | static int |
| 2461 | __wlan_hdd_cfg80211_extscan_get_valid_channels(struct wiphy *wiphy, |
| 2462 | struct wireless_dev |
| 2463 | *wdev, const void *data, |
| 2464 | int data_len) |
| 2465 | { |
| 2466 | hdd_context_t *pHddCtx = wiphy_priv(wiphy); |
| 2467 | struct net_device *dev = wdev->netdev; |
| 2468 | hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev); |
| 2469 | uint32_t chan_list[WNI_CFG_VALID_CHANNEL_LIST_LEN] = {0}; |
| 2470 | uint8_t num_channels = 0; |
| 2471 | struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX + |
| 2472 | 1]; |
| 2473 | uint32_t requestId, maxChannels; |
| 2474 | tWifiBand wifiBand; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 2475 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2476 | struct sk_buff *reply_skb; |
| 2477 | uint8_t i; |
| 2478 | int ret; |
| 2479 | |
Jeff Johnson | 1f61b61 | 2016-02-12 16:28:33 -0800 | [diff] [blame^] | 2480 | ENTER_DEV(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2481 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 2482 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2483 | hdd_err("Command not allowed in FTM mode"); |
| 2484 | return -EPERM; |
| 2485 | } |
| 2486 | |
| 2487 | ret = wlan_hdd_validate_context(pHddCtx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 2488 | if (0 != ret) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2489 | return -EINVAL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2490 | |
| 2491 | if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX, |
| 2492 | data, data_len, wlan_hdd_extscan_config_policy)) { |
| 2493 | hddLog(LOGE, FL("Invalid ATTR")); |
| 2494 | return -EINVAL; |
| 2495 | } |
| 2496 | |
| 2497 | /* Parse and fetch request Id */ |
| 2498 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]) { |
| 2499 | hddLog(LOGE, FL("attr request id failed")); |
| 2500 | return -EINVAL; |
| 2501 | } |
| 2502 | requestId = |
| 2503 | nla_get_u32(tb |
| 2504 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]); |
| 2505 | hddLog(LOG1, FL("Req Id %d"), requestId); |
| 2506 | |
| 2507 | /* Parse and fetch wifi band */ |
| 2508 | if (!tb |
| 2509 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_GET_VALID_CHANNELS_CONFIG_PARAM_WIFI_BAND]) { |
| 2510 | hddLog(LOGE, FL("attr wifi band failed")); |
| 2511 | return -EINVAL; |
| 2512 | } |
| 2513 | wifiBand = |
| 2514 | nla_get_u32(tb |
| 2515 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_GET_VALID_CHANNELS_CONFIG_PARAM_WIFI_BAND]); |
| 2516 | hddLog(LOG1, FL("Wifi band %d"), wifiBand); |
| 2517 | |
| 2518 | if (!tb |
| 2519 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_GET_VALID_CHANNELS_CONFIG_PARAM_MAX_CHANNELS]) { |
| 2520 | hddLog(LOGE, FL("attr max channels failed")); |
| 2521 | return -EINVAL; |
| 2522 | } |
| 2523 | maxChannels = |
| 2524 | nla_get_u32(tb |
| 2525 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_GET_VALID_CHANNELS_CONFIG_PARAM_MAX_CHANNELS]); |
| 2526 | hddLog(LOG1, FL("Max channels %d"), maxChannels); |
| 2527 | status = sme_get_valid_channels_by_band((tHalHandle) (pHddCtx->hHal), |
| 2528 | wifiBand, chan_list, |
| 2529 | &num_channels); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 2530 | if (QDF_STATUS_SUCCESS != status) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2531 | hddLog(LOGE, |
| 2532 | FL("sme_get_valid_channels_by_band failed (err=%d)"), |
| 2533 | status); |
| 2534 | return -EINVAL; |
| 2535 | } |
| 2536 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 2537 | num_channels = QDF_MIN(num_channels, maxChannels); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2538 | |
| 2539 | hdd_remove_dsrc_channels(wiphy, chan_list, &num_channels); |
| 2540 | |
| 2541 | if ((WLAN_HDD_SOFTAP == pAdapter->device_mode) || |
| 2542 | !strncmp(hdd_get_fwpath(), "ap", 2)) |
| 2543 | hdd_remove_indoor_channels(wiphy, chan_list, &num_channels); |
| 2544 | |
| 2545 | hddLog(LOG1, FL("Number of channels %d"), num_channels); |
| 2546 | for (i = 0; i < num_channels; i++) |
| 2547 | hddLog(LOG1, "Channel: %u ", chan_list[i]); |
| 2548 | |
| 2549 | reply_skb = cfg80211_vendor_cmd_alloc_reply_skb(wiphy, sizeof(u32) + |
| 2550 | sizeof(u32) * |
| 2551 | num_channels + |
| 2552 | NLMSG_HDRLEN); |
| 2553 | |
| 2554 | if (reply_skb) { |
| 2555 | if (nla_put_u32(reply_skb, |
| 2556 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_NUM_CHANNELS, |
| 2557 | num_channels) || |
| 2558 | nla_put(reply_skb, |
| 2559 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CHANNELS, |
| 2560 | sizeof(u32) * num_channels, chan_list)) { |
| 2561 | hddLog(LOGE, FL("nla put fail")); |
| 2562 | kfree_skb(reply_skb); |
| 2563 | return -EINVAL; |
| 2564 | } |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 2565 | ret = cfg80211_vendor_cmd_reply(reply_skb); |
| 2566 | EXIT(); |
| 2567 | return ret; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2568 | } |
| 2569 | |
| 2570 | hddLog(LOGE, FL("valid channels: buffer alloc fail")); |
| 2571 | return -EINVAL; |
| 2572 | } |
| 2573 | |
| 2574 | /** |
| 2575 | * wlan_hdd_cfg80211_extscan_get_valid_channels() - get ext scan valid channels |
| 2576 | * @wiphy: Pointer to wireless phy |
| 2577 | * @wdev: Pointer to wireless device |
| 2578 | * @data: Pointer to data |
| 2579 | * @data_len: Data length |
| 2580 | * |
| 2581 | * Return: 0 on success, negative errno on failure |
| 2582 | */ |
| 2583 | int wlan_hdd_cfg80211_extscan_get_valid_channels(struct wiphy *wiphy, |
| 2584 | struct wireless_dev *wdev, |
| 2585 | const void *data, int data_len) |
| 2586 | { |
| 2587 | int ret = 0; |
| 2588 | |
| 2589 | cds_ssr_protect(__func__); |
| 2590 | ret = __wlan_hdd_cfg80211_extscan_get_valid_channels(wiphy, wdev, data, |
| 2591 | data_len); |
| 2592 | cds_ssr_unprotect(__func__); |
| 2593 | |
| 2594 | return ret; |
| 2595 | } |
| 2596 | |
| 2597 | /** |
| 2598 | * hdd_extscan_update_dwell_time_limits() - update dwell times |
| 2599 | * @req_msg: Pointer to request message |
| 2600 | * @bkt_idx: Index of current bucket being processed |
| 2601 | * @active_min: minimum active dwell time |
| 2602 | * @active_max: maximum active dwell time |
| 2603 | * @passive_min: minimum passive dwell time |
| 2604 | * @passive_max: maximum passive dwell time |
| 2605 | * |
| 2606 | * Return: none |
| 2607 | */ |
| 2608 | static void hdd_extscan_update_dwell_time_limits( |
| 2609 | tpSirWifiScanCmdReqParams req_msg, uint32_t bkt_idx, |
| 2610 | uint32_t active_min, uint32_t active_max, |
| 2611 | uint32_t passive_min, uint32_t passive_max) |
| 2612 | { |
| 2613 | /* update per-bucket dwell times */ |
| 2614 | if (req_msg->buckets[bkt_idx].min_dwell_time_active > |
| 2615 | active_min) { |
| 2616 | req_msg->buckets[bkt_idx].min_dwell_time_active = |
| 2617 | active_min; |
| 2618 | } |
| 2619 | if (req_msg->buckets[bkt_idx].max_dwell_time_active < |
| 2620 | active_max) { |
| 2621 | req_msg->buckets[bkt_idx].max_dwell_time_active = |
| 2622 | active_max; |
| 2623 | } |
| 2624 | if (req_msg->buckets[bkt_idx].min_dwell_time_passive > |
| 2625 | passive_min) { |
| 2626 | req_msg->buckets[bkt_idx].min_dwell_time_passive = |
| 2627 | passive_min; |
| 2628 | } |
| 2629 | if (req_msg->buckets[bkt_idx].max_dwell_time_passive < |
| 2630 | passive_max) { |
| 2631 | req_msg->buckets[bkt_idx].max_dwell_time_passive = |
| 2632 | passive_max; |
| 2633 | } |
| 2634 | /* update dwell-time across all buckets */ |
| 2635 | if (req_msg->min_dwell_time_active > |
| 2636 | req_msg->buckets[bkt_idx].min_dwell_time_active) { |
| 2637 | req_msg->min_dwell_time_active = |
| 2638 | req_msg->buckets[bkt_idx].min_dwell_time_active; |
| 2639 | } |
| 2640 | if (req_msg->max_dwell_time_active < |
| 2641 | req_msg->buckets[bkt_idx].max_dwell_time_active) { |
| 2642 | req_msg->max_dwell_time_active = |
| 2643 | req_msg->buckets[bkt_idx].max_dwell_time_active; |
| 2644 | } |
| 2645 | if (req_msg->min_dwell_time_passive > |
| 2646 | req_msg->buckets[bkt_idx].min_dwell_time_passive) { |
| 2647 | req_msg->min_dwell_time_passive = |
| 2648 | req_msg->buckets[bkt_idx].min_dwell_time_passive; |
| 2649 | } |
| 2650 | if (req_msg->max_dwell_time_passive > |
| 2651 | req_msg->buckets[bkt_idx].max_dwell_time_passive) { |
| 2652 | req_msg->max_dwell_time_passive = |
| 2653 | req_msg->buckets[bkt_idx].max_dwell_time_passive; |
| 2654 | } |
| 2655 | } |
| 2656 | |
| 2657 | /** |
| 2658 | * hdd_extscan_channel_max_reached() - channel max reached |
| 2659 | * @req: extscan request structure |
| 2660 | * @total_channels: total number of channels |
| 2661 | * |
| 2662 | * Return: true if total channels reached max, false otherwise |
| 2663 | */ |
| 2664 | static bool hdd_extscan_channel_max_reached(tSirWifiScanCmdReqParams *req, |
| 2665 | uint8_t total_channels) |
| 2666 | { |
| 2667 | if (total_channels == WLAN_EXTSCAN_MAX_CHANNELS) { |
| 2668 | hdd_warn( |
| 2669 | "max #of channels %d reached, take only first %d bucket(s)", |
| 2670 | total_channels, req->numBuckets); |
| 2671 | return true; |
| 2672 | } |
| 2673 | return false; |
| 2674 | } |
| 2675 | |
| 2676 | /** |
| 2677 | * hdd_extscan_start_fill_bucket_channel_spec() - fill bucket channel spec |
| 2678 | * @hdd_ctx: HDD global context |
| 2679 | * @req_msg: Pointer to request structure |
| 2680 | * @tb: pointer to NL attributes |
| 2681 | * |
| 2682 | * Return: 0 on success; error number otherwise |
| 2683 | */ |
| 2684 | static int hdd_extscan_start_fill_bucket_channel_spec( |
| 2685 | hdd_context_t *hdd_ctx, |
| 2686 | tpSirWifiScanCmdReqParams req_msg, |
| 2687 | struct nlattr **tb) |
| 2688 | { |
| 2689 | struct nlattr *bucket[ |
| 2690 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX + 1]; |
| 2691 | struct nlattr *channel[ |
| 2692 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX + 1]; |
| 2693 | struct nlattr *buckets; |
| 2694 | struct nlattr *channels; |
| 2695 | int rem1, rem2; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 2696 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2697 | uint8_t bkt_index, j, num_channels, total_channels = 0; |
| 2698 | uint32_t chan_list[WNI_CFG_VALID_CHANNEL_LIST_LEN] = {0}; |
| 2699 | |
| 2700 | uint32_t min_dwell_time_active_bucket = |
| 2701 | hdd_ctx->config->extscan_active_max_chn_time; |
| 2702 | uint32_t max_dwell_time_active_bucket = |
| 2703 | hdd_ctx->config->extscan_active_max_chn_time; |
| 2704 | uint32_t min_dwell_time_passive_bucket = |
| 2705 | hdd_ctx->config->extscan_passive_max_chn_time; |
| 2706 | uint32_t max_dwell_time_passive_bucket = |
| 2707 | hdd_ctx->config->extscan_passive_max_chn_time; |
| 2708 | |
| 2709 | bkt_index = 0; |
| 2710 | req_msg->min_dwell_time_active = |
| 2711 | req_msg->max_dwell_time_active = |
| 2712 | hdd_ctx->config->extscan_active_max_chn_time; |
| 2713 | |
| 2714 | req_msg->min_dwell_time_passive = |
| 2715 | req_msg->max_dwell_time_passive = |
| 2716 | hdd_ctx->config->extscan_passive_max_chn_time; |
| 2717 | req_msg->numBuckets = 0; |
| 2718 | |
| 2719 | nla_for_each_nested(buckets, |
| 2720 | tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC], rem1) { |
| 2721 | if (nla_parse(bucket, |
| 2722 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX, |
| 2723 | nla_data(buckets), nla_len(buckets), NULL)) { |
| 2724 | hddLog(LOGE, FL("nla_parse failed")); |
| 2725 | return -EINVAL; |
| 2726 | } |
| 2727 | |
| 2728 | /* Parse and fetch bucket spec */ |
| 2729 | if (!bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_INDEX]) { |
| 2730 | hddLog(LOGE, FL("attr bucket index failed")); |
| 2731 | return -EINVAL; |
| 2732 | } |
| 2733 | req_msg->buckets[bkt_index].bucket = nla_get_u8( |
| 2734 | bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_INDEX]); |
| 2735 | hddLog(LOG1, FL("Bucket spec Index %d"), |
| 2736 | req_msg->buckets[bkt_index].bucket); |
| 2737 | |
| 2738 | /* Parse and fetch wifi band */ |
| 2739 | if (!bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_BAND]) { |
| 2740 | hddLog(LOGE, FL("attr wifi band failed")); |
| 2741 | return -EINVAL; |
| 2742 | } |
| 2743 | req_msg->buckets[bkt_index].band = nla_get_u8( |
| 2744 | bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_BAND]); |
| 2745 | hddLog(LOG1, FL("Wifi band %d"), |
| 2746 | req_msg->buckets[bkt_index].band); |
| 2747 | |
| 2748 | /* Parse and fetch period */ |
| 2749 | if (!bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_PERIOD]) { |
| 2750 | hddLog(LOGE, FL("attr period failed")); |
| 2751 | return -EINVAL; |
| 2752 | } |
| 2753 | req_msg->buckets[bkt_index].period = nla_get_u32( |
| 2754 | bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_PERIOD]); |
| 2755 | hddLog(LOG1, FL("period %d"), |
| 2756 | req_msg->buckets[bkt_index].period); |
| 2757 | |
| 2758 | /* Parse and fetch report events */ |
| 2759 | if (!bucket[ |
| 2760 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_REPORT_EVENTS]) { |
| 2761 | hddLog(LOGE, FL("attr report events failed")); |
| 2762 | return -EINVAL; |
| 2763 | } |
| 2764 | req_msg->buckets[bkt_index].reportEvents = nla_get_u8( |
| 2765 | bucket[ |
| 2766 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_REPORT_EVENTS]); |
| 2767 | hddLog(LOG1, FL("report events %d"), |
| 2768 | req_msg->buckets[bkt_index].reportEvents); |
| 2769 | |
| 2770 | /* Parse and fetch max period */ |
| 2771 | if (!bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_MAX_PERIOD]) { |
| 2772 | hddLog(LOGE, FL("attr max period failed")); |
| 2773 | return -EINVAL; |
| 2774 | } |
| 2775 | req_msg->buckets[bkt_index].max_period = nla_get_u32( |
| 2776 | bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_MAX_PERIOD]); |
| 2777 | hddLog(LOG1, FL("max period %u"), |
| 2778 | req_msg->buckets[bkt_index].max_period); |
| 2779 | |
| 2780 | /* Parse and fetch exponent */ |
| 2781 | if (!bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_EXPONENT]) { |
| 2782 | hddLog(LOGE, FL("attr exponent failed")); |
| 2783 | return -EINVAL; |
| 2784 | } |
| 2785 | req_msg->buckets[bkt_index].exponent = nla_get_u32( |
| 2786 | bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_EXPONENT]); |
| 2787 | hddLog(LOG1, FL("exponent %u"), |
| 2788 | req_msg->buckets[bkt_index].exponent); |
| 2789 | |
| 2790 | /* Parse and fetch step count */ |
| 2791 | if (!bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_STEP_COUNT]) { |
| 2792 | hddLog(LOGE, FL("attr step count failed")); |
| 2793 | return -EINVAL; |
| 2794 | } |
| 2795 | req_msg->buckets[bkt_index].step_count = nla_get_u32( |
| 2796 | bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_STEP_COUNT]); |
| 2797 | hddLog(LOG1, FL("Step count %u"), |
| 2798 | req_msg->buckets[bkt_index].step_count); |
| 2799 | |
| 2800 | /* start with known good values for bucket dwell times */ |
| 2801 | req_msg->buckets[bkt_index].min_dwell_time_active = |
| 2802 | req_msg->buckets[bkt_index].max_dwell_time_active = |
| 2803 | hdd_ctx->config->extscan_active_max_chn_time; |
| 2804 | |
| 2805 | req_msg->buckets[bkt_index].min_dwell_time_passive = |
| 2806 | req_msg->buckets[bkt_index].max_dwell_time_passive = |
| 2807 | hdd_ctx->config->extscan_passive_max_chn_time; |
| 2808 | |
| 2809 | /* Framework shall pass the channel list if the input WiFi band |
| 2810 | * is WIFI_BAND_UNSPECIFIED. |
| 2811 | * If the input WiFi band is specified (any value other than |
| 2812 | * WIFI_BAND_UNSPECIFIED) then driver populates the channel list |
| 2813 | */ |
| 2814 | if (req_msg->buckets[bkt_index].band != WIFI_BAND_UNSPECIFIED) { |
| 2815 | if (hdd_extscan_channel_max_reached(req_msg, |
| 2816 | total_channels)) |
| 2817 | return 0; |
| 2818 | |
| 2819 | num_channels = 0; |
| 2820 | hddLog(LOG1, "WiFi band is specified, driver to fill channel list"); |
| 2821 | status = sme_get_valid_channels_by_band(hdd_ctx->hHal, |
| 2822 | req_msg->buckets[bkt_index].band, |
| 2823 | chan_list, &num_channels); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 2824 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2825 | hddLog(LOGE, |
| 2826 | FL("sme_GetValidChannelsByBand failed (err=%d)"), |
| 2827 | status); |
| 2828 | return -EINVAL; |
| 2829 | } |
| 2830 | hddLog(LOG1, FL("before trimming, num_channels: %d"), |
| 2831 | num_channels); |
| 2832 | |
| 2833 | req_msg->buckets[bkt_index].numChannels = |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 2834 | QDF_MIN(num_channels, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2835 | (WLAN_EXTSCAN_MAX_CHANNELS - |
| 2836 | total_channels)); |
| 2837 | hdd_info("Adj Num channels/bucket: %d total_channels: %d", |
| 2838 | req_msg->buckets[bkt_index].numChannels, |
| 2839 | total_channels); |
| 2840 | total_channels += |
| 2841 | req_msg->buckets[bkt_index].numChannels; |
| 2842 | |
| 2843 | for (j = 0; j < req_msg->buckets[bkt_index].numChannels; |
| 2844 | j++) { |
| 2845 | req_msg->buckets[bkt_index].channels[j].channel = |
| 2846 | chan_list[j]; |
| 2847 | req_msg->buckets[bkt_index].channels[j]. |
| 2848 | chnlClass = 0; |
| 2849 | if (CDS_IS_PASSIVE_OR_DISABLE_CH( |
| 2850 | cds_freq_to_chan(chan_list[j]))) { |
| 2851 | req_msg->buckets[bkt_index].channels[j]. |
| 2852 | passive = 1; |
| 2853 | req_msg->buckets[bkt_index].channels[j]. |
| 2854 | dwellTimeMs = |
| 2855 | hdd_ctx->config-> |
| 2856 | extscan_passive_max_chn_time; |
| 2857 | /* reconfigure per-bucket dwell time */ |
| 2858 | if (min_dwell_time_passive_bucket > |
| 2859 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs) { |
| 2860 | min_dwell_time_passive_bucket = |
| 2861 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs; |
| 2862 | } |
| 2863 | if (max_dwell_time_passive_bucket < |
| 2864 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs) { |
| 2865 | max_dwell_time_passive_bucket = |
| 2866 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs; |
| 2867 | } |
| 2868 | |
| 2869 | } else { |
| 2870 | req_msg->buckets[bkt_index].channels[j]. |
| 2871 | passive = 0; |
| 2872 | req_msg->buckets[bkt_index].channels[j]. |
| 2873 | dwellTimeMs = |
| 2874 | hdd_ctx->config->extscan_active_max_chn_time; |
| 2875 | /* reconfigure per-bucket dwell times */ |
| 2876 | if (min_dwell_time_active_bucket > |
| 2877 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs) { |
| 2878 | min_dwell_time_active_bucket = |
| 2879 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs; |
| 2880 | } |
| 2881 | if (max_dwell_time_active_bucket < |
| 2882 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs) { |
| 2883 | max_dwell_time_active_bucket = |
| 2884 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs; |
| 2885 | } |
| 2886 | |
| 2887 | } |
| 2888 | |
| 2889 | hddLog(LOG1, |
| 2890 | "Channel: %u Passive: %u Dwell time: %u ms Class: %u", |
| 2891 | req_msg->buckets[bkt_index].channels[j].channel, |
| 2892 | req_msg->buckets[bkt_index].channels[j].passive, |
| 2893 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs, |
| 2894 | req_msg->buckets[bkt_index].channels[j].chnlClass); |
| 2895 | } |
| 2896 | |
| 2897 | hdd_extscan_update_dwell_time_limits( |
| 2898 | req_msg, bkt_index, |
| 2899 | min_dwell_time_active_bucket, |
| 2900 | max_dwell_time_active_bucket, |
| 2901 | min_dwell_time_passive_bucket, |
| 2902 | max_dwell_time_passive_bucket); |
| 2903 | |
| 2904 | hddLog(LOG1, FL("bkt_index:%d actv_min:%d actv_max:%d pass_min:%d pass_max:%d"), |
| 2905 | bkt_index, |
| 2906 | req_msg->buckets[bkt_index].min_dwell_time_active, |
| 2907 | req_msg->buckets[bkt_index].max_dwell_time_active, |
| 2908 | req_msg->buckets[bkt_index].min_dwell_time_passive, |
| 2909 | req_msg->buckets[bkt_index].max_dwell_time_passive); |
| 2910 | |
| 2911 | bkt_index++; |
| 2912 | req_msg->numBuckets++; |
| 2913 | continue; |
| 2914 | } |
| 2915 | |
| 2916 | /* Parse and fetch number of channels */ |
| 2917 | if (!bucket[ |
| 2918 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_NUM_CHANNEL_SPECS]) { |
| 2919 | hddLog(LOGE, FL("attr num channels failed")); |
| 2920 | return -EINVAL; |
| 2921 | } |
| 2922 | req_msg->buckets[bkt_index].numChannels = |
| 2923 | nla_get_u32(bucket[ |
| 2924 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_NUM_CHANNEL_SPECS]); |
| 2925 | hdd_info("before trimming: num channels %d", |
| 2926 | req_msg->buckets[bkt_index].numChannels); |
| 2927 | |
| 2928 | req_msg->buckets[bkt_index].numChannels = |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 2929 | QDF_MIN(req_msg->buckets[bkt_index].numChannels, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2930 | (WLAN_EXTSCAN_MAX_CHANNELS - total_channels)); |
| 2931 | hdd_info("Num channels/bucket: %d total_channels: %d", |
| 2932 | req_msg->buckets[bkt_index].numChannels, |
| 2933 | total_channels); |
| 2934 | if (hdd_extscan_channel_max_reached(req_msg, total_channels)) |
| 2935 | return 0; |
| 2936 | |
| 2937 | if (!bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC]) { |
| 2938 | hddLog(LOGE, FL("attr channel spec failed")); |
| 2939 | return -EINVAL; |
| 2940 | } |
| 2941 | |
| 2942 | j = 0; |
| 2943 | nla_for_each_nested(channels, |
| 2944 | bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC], rem2) { |
Jeff Johnson | 5695133 | 2015-10-29 11:26:02 -0700 | [diff] [blame] | 2945 | if ((j >= req_msg->buckets[bkt_index].numChannels) || |
| 2946 | hdd_extscan_channel_max_reached(req_msg, |
| 2947 | total_channels)) |
| 2948 | break; |
| 2949 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2950 | if (nla_parse(channel, |
| 2951 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX, |
| 2952 | nla_data(channels), nla_len(channels), |
| 2953 | wlan_hdd_extscan_config_policy)) { |
| 2954 | hddLog(LOGE, FL("nla_parse failed")); |
| 2955 | return -EINVAL; |
| 2956 | } |
| 2957 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2958 | /* Parse and fetch channel */ |
| 2959 | if (!channel[ |
| 2960 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC_CHANNEL]) { |
| 2961 | hddLog(LOGE, FL("attr channel failed")); |
| 2962 | return -EINVAL; |
| 2963 | } |
| 2964 | req_msg->buckets[bkt_index].channels[j].channel = |
| 2965 | nla_get_u32(channel[ |
| 2966 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC_CHANNEL]); |
| 2967 | hddLog(LOG1, FL("channel %u"), |
| 2968 | req_msg->buckets[bkt_index].channels[j].channel); |
| 2969 | |
| 2970 | /* Parse and fetch dwell time */ |
| 2971 | if (!channel[ |
| 2972 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC_DWELL_TIME]) { |
| 2973 | hddLog(LOGE, FL("attr dwelltime failed")); |
| 2974 | return -EINVAL; |
| 2975 | } |
| 2976 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs = |
| 2977 | nla_get_u32(channel[ |
| 2978 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC_DWELL_TIME]); |
| 2979 | |
| 2980 | /* Override dwell time if required */ |
| 2981 | if (req_msg->buckets[bkt_index].channels[j].dwellTimeMs < |
| 2982 | hdd_ctx->config->extscan_active_min_chn_time || |
| 2983 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs > |
| 2984 | hdd_ctx->config->extscan_active_max_chn_time) { |
| 2985 | hddLog(LOG1, FL("WiFi band is unspecified, dwellTime:%d"), |
| 2986 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs); |
| 2987 | |
| 2988 | if (CDS_IS_PASSIVE_OR_DISABLE_CH( |
| 2989 | cds_freq_to_chan( |
| 2990 | req_msg->buckets[bkt_index].channels[j].channel))) { |
| 2991 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs = |
| 2992 | hdd_ctx->config->extscan_passive_max_chn_time; |
| 2993 | } else { |
| 2994 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs = |
| 2995 | hdd_ctx->config->extscan_active_max_chn_time; |
| 2996 | } |
| 2997 | } |
| 2998 | |
| 2999 | hddLog(LOG1, FL("New Dwell time %u ms"), |
| 3000 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs); |
| 3001 | |
| 3002 | if (CDS_IS_PASSIVE_OR_DISABLE_CH( |
| 3003 | cds_freq_to_chan( |
| 3004 | req_msg->buckets[bkt_index].channels[j].channel))) { |
| 3005 | if (min_dwell_time_passive_bucket > |
| 3006 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs) { |
| 3007 | min_dwell_time_passive_bucket = |
| 3008 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs; |
| 3009 | } |
| 3010 | if (max_dwell_time_passive_bucket < |
| 3011 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs) { |
| 3012 | max_dwell_time_passive_bucket = |
| 3013 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs; |
| 3014 | } |
| 3015 | } else { |
| 3016 | if (min_dwell_time_active_bucket > |
| 3017 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs) { |
| 3018 | min_dwell_time_active_bucket = |
| 3019 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs; |
| 3020 | } |
| 3021 | if (max_dwell_time_active_bucket < |
| 3022 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs) { |
| 3023 | max_dwell_time_active_bucket = |
| 3024 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs; |
| 3025 | } |
| 3026 | } |
| 3027 | |
| 3028 | /* Parse and fetch channel spec passive */ |
| 3029 | if (!channel[ |
| 3030 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC_PASSIVE]) { |
| 3031 | hddLog(LOGE, |
| 3032 | FL("attr channel spec passive failed")); |
| 3033 | return -EINVAL; |
| 3034 | } |
| 3035 | req_msg->buckets[bkt_index].channels[j].passive = |
| 3036 | nla_get_u8(channel[ |
| 3037 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC_PASSIVE]); |
| 3038 | hddLog(LOG1, FL("Chnl spec passive %u"), |
| 3039 | req_msg->buckets[bkt_index].channels[j].passive); |
| 3040 | /* Override scan type if required */ |
| 3041 | if (CDS_IS_PASSIVE_OR_DISABLE_CH( |
| 3042 | cds_freq_to_chan( |
| 3043 | req_msg->buckets[bkt_index].channels[j].channel))) { |
| 3044 | req_msg->buckets[bkt_index].channels[j].passive = true; |
| 3045 | } else { |
| 3046 | req_msg->buckets[bkt_index].channels[j].passive = false; |
| 3047 | } |
| 3048 | j++; |
| 3049 | total_channels++; |
| 3050 | } |
| 3051 | |
| 3052 | hdd_extscan_update_dwell_time_limits( |
| 3053 | req_msg, bkt_index, |
| 3054 | min_dwell_time_active_bucket, |
| 3055 | max_dwell_time_active_bucket, |
| 3056 | min_dwell_time_passive_bucket, |
| 3057 | max_dwell_time_passive_bucket); |
| 3058 | |
| 3059 | hddLog(LOG1, FL("bktIndex:%d actv_min:%d actv_max:%d pass_min:%d pass_max:%d"), |
| 3060 | bkt_index, |
| 3061 | req_msg->buckets[bkt_index].min_dwell_time_active, |
| 3062 | req_msg->buckets[bkt_index].max_dwell_time_active, |
| 3063 | req_msg->buckets[bkt_index].min_dwell_time_passive, |
| 3064 | req_msg->buckets[bkt_index].max_dwell_time_passive); |
| 3065 | |
| 3066 | bkt_index++; |
| 3067 | req_msg->numBuckets++; |
| 3068 | } |
| 3069 | |
| 3070 | hddLog(LOG1, FL("Global: actv_min:%d actv_max:%d pass_min:%d pass_max:%d"), |
| 3071 | req_msg->min_dwell_time_active, |
| 3072 | req_msg->max_dwell_time_active, |
| 3073 | req_msg->min_dwell_time_passive, |
| 3074 | req_msg->max_dwell_time_passive); |
| 3075 | |
| 3076 | return 0; |
| 3077 | } |
| 3078 | |
| 3079 | /* |
| 3080 | * hdd_extscan_map_usr_drv_config_flags() - map userspace to driver config flags |
| 3081 | * @config_flags - [input] configuration flags. |
| 3082 | * |
| 3083 | * This function maps user space received configuration flags to |
| 3084 | * driver representation. |
| 3085 | * |
| 3086 | * Return: configuration flags |
| 3087 | */ |
| 3088 | static uint32_t hdd_extscan_map_usr_drv_config_flags(uint32_t config_flags) |
| 3089 | { |
| 3090 | uint32_t configuration_flags = 0; |
| 3091 | |
| 3092 | if (config_flags & EXTSCAN_LP_EXTENDED_BATCHING) |
| 3093 | configuration_flags |= EXTSCAN_LP_EXTENDED_BATCHING; |
| 3094 | |
| 3095 | return configuration_flags; |
| 3096 | } |
| 3097 | |
| 3098 | /* |
| 3099 | * define short names for the global vendor params |
| 3100 | * used by __wlan_hdd_cfg80211_extscan_start() |
| 3101 | */ |
| 3102 | #define PARAM_MAX \ |
| 3103 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX |
| 3104 | #define PARAM_REQUEST_ID \ |
| 3105 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID |
| 3106 | #define PARAM_BASE_PERIOD \ |
| 3107 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SCAN_CMD_PARAMS_BASE_PERIOD |
| 3108 | #define PARAM_MAX_AP_PER_SCAN \ |
| 3109 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SCAN_CMD_PARAMS_MAX_AP_PER_SCAN |
| 3110 | #define PARAM_RPT_THRHLD_PERCENT \ |
| 3111 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SCAN_CMD_PARAMS_REPORT_THRESHOLD_PERCENT |
| 3112 | #define PARAM_RPT_THRHLD_NUM_SCANS \ |
| 3113 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SCAN_CMD_PARAMS_REPORT_THRESHOLD_NUM_SCANS |
| 3114 | #define PARAM_NUM_BUCKETS \ |
| 3115 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SCAN_CMD_PARAMS_NUM_BUCKETS |
| 3116 | #define PARAM_CONFIG_FLAGS \ |
| 3117 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_CONFIGURATION_FLAGS |
| 3118 | |
| 3119 | /** |
| 3120 | * __wlan_hdd_cfg80211_extscan_start() - ext scan start |
| 3121 | * @wiphy: Pointer to wireless phy |
| 3122 | * @wdev: Pointer to wireless device |
| 3123 | * @data: Pointer to data |
| 3124 | * @data_len: Length of @data |
| 3125 | * |
| 3126 | * Return: 0 on success; error number otherwise |
| 3127 | */ |
| 3128 | static int |
| 3129 | __wlan_hdd_cfg80211_extscan_start(struct wiphy *wiphy, |
| 3130 | struct wireless_dev *wdev, |
| 3131 | const void *data, |
| 3132 | int data_len) |
| 3133 | { |
| 3134 | tpSirWifiScanCmdReqParams pReqMsg = NULL; |
| 3135 | struct net_device *dev = wdev->netdev; |
| 3136 | hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev); |
| 3137 | hdd_context_t *pHddCtx = wiphy_priv(wiphy); |
| 3138 | struct nlattr *tb[PARAM_MAX + 1]; |
| 3139 | struct hdd_ext_scan_context *context; |
| 3140 | uint32_t request_id, num_buckets; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 3141 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3142 | int retval; |
| 3143 | unsigned long rc; |
| 3144 | |
Jeff Johnson | 1f61b61 | 2016-02-12 16:28:33 -0800 | [diff] [blame^] | 3145 | ENTER_DEV(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3146 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 3147 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3148 | hdd_err("Command not allowed in FTM mode"); |
| 3149 | return -EPERM; |
| 3150 | } |
| 3151 | |
| 3152 | retval = wlan_hdd_validate_context(pHddCtx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 3153 | if (0 != retval) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3154 | return -EINVAL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3155 | |
| 3156 | if (nla_parse(tb, PARAM_MAX, data, data_len, |
| 3157 | wlan_hdd_extscan_config_policy)) { |
| 3158 | hddLog(LOGE, FL("Invalid ATTR")); |
| 3159 | return -EINVAL; |
| 3160 | } |
| 3161 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3162 | pReqMsg = qdf_mem_malloc(sizeof(*pReqMsg)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3163 | if (!pReqMsg) { |
| 3164 | hddLog(LOGE, FL("memory allocation failed")); |
| 3165 | return -ENOMEM; |
| 3166 | } |
| 3167 | |
| 3168 | /* Parse and fetch request Id */ |
| 3169 | if (!tb[PARAM_REQUEST_ID]) { |
| 3170 | hddLog(LOGE, FL("attr request id failed")); |
| 3171 | goto fail; |
| 3172 | } |
| 3173 | |
| 3174 | pReqMsg->requestId = nla_get_u32(tb[PARAM_REQUEST_ID]); |
| 3175 | pReqMsg->sessionId = pAdapter->sessionId; |
| 3176 | hddLog(LOG1, FL("Req Id %d Session Id %d"), |
| 3177 | pReqMsg->requestId, |
| 3178 | pReqMsg->sessionId); |
| 3179 | |
| 3180 | /* Parse and fetch base period */ |
| 3181 | if (!tb[PARAM_BASE_PERIOD]) { |
| 3182 | hddLog(LOGE, FL("attr base period failed")); |
| 3183 | goto fail; |
| 3184 | } |
| 3185 | pReqMsg->basePeriod = nla_get_u32(tb[PARAM_BASE_PERIOD]); |
| 3186 | hddLog(LOG1, FL("Base Period %d"), |
| 3187 | pReqMsg->basePeriod); |
| 3188 | |
| 3189 | /* Parse and fetch max AP per scan */ |
| 3190 | if (!tb[PARAM_MAX_AP_PER_SCAN]) { |
| 3191 | hddLog(LOGE, FL("attr max_ap_per_scan failed")); |
| 3192 | goto fail; |
| 3193 | } |
| 3194 | pReqMsg->maxAPperScan = nla_get_u32(tb[PARAM_MAX_AP_PER_SCAN]); |
| 3195 | hddLog(LOG1, FL("Max AP per Scan %d"), pReqMsg->maxAPperScan); |
| 3196 | |
| 3197 | /* Parse and fetch report threshold percent */ |
| 3198 | if (!tb[PARAM_RPT_THRHLD_PERCENT]) { |
| 3199 | hddLog(LOGE, FL("attr report_threshold percent failed")); |
| 3200 | goto fail; |
| 3201 | } |
| 3202 | pReqMsg->report_threshold_percent = nla_get_u8(tb[PARAM_RPT_THRHLD_PERCENT]); |
| 3203 | hddLog(LOG1, FL("Report Threshold percent %d"), |
| 3204 | pReqMsg->report_threshold_percent); |
| 3205 | |
| 3206 | /* Parse and fetch report threshold num scans */ |
| 3207 | if (!tb[PARAM_RPT_THRHLD_NUM_SCANS]) { |
| 3208 | hddLog(LOGE, FL("attr report_threshold num scans failed")); |
| 3209 | goto fail; |
| 3210 | } |
| 3211 | pReqMsg->report_threshold_num_scans = nla_get_u8(tb[PARAM_RPT_THRHLD_NUM_SCANS]); |
| 3212 | hddLog(LOG1, FL("Report Threshold num scans %d"), |
| 3213 | pReqMsg->report_threshold_num_scans); |
| 3214 | |
| 3215 | /* Parse and fetch number of buckets */ |
| 3216 | if (!tb[PARAM_NUM_BUCKETS]) { |
| 3217 | hddLog(LOGE, FL("attr number of buckets failed")); |
| 3218 | goto fail; |
| 3219 | } |
| 3220 | num_buckets = nla_get_u8(tb[PARAM_NUM_BUCKETS]); |
| 3221 | if (num_buckets > WLAN_EXTSCAN_MAX_BUCKETS) { |
| 3222 | hdd_warn("Exceeded MAX number of buckets: %d", |
| 3223 | WLAN_EXTSCAN_MAX_BUCKETS); |
| 3224 | } |
| 3225 | hdd_info("Input: Number of Buckets %d", num_buckets); |
| 3226 | |
| 3227 | /* This is optional attribute, if not present set it to 0 */ |
| 3228 | if (!tb[PARAM_CONFIG_FLAGS]) |
| 3229 | pReqMsg->configuration_flags = 0; |
| 3230 | else |
| 3231 | pReqMsg->configuration_flags = |
| 3232 | hdd_extscan_map_usr_drv_config_flags( |
| 3233 | nla_get_u32(tb[PARAM_CONFIG_FLAGS])); |
| 3234 | |
| 3235 | hddLog(LOG1, FL("Configuration flags: %u"), |
| 3236 | pReqMsg->configuration_flags); |
| 3237 | |
| 3238 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC]) { |
| 3239 | hddLog(LOGE, FL("attr bucket spec failed")); |
| 3240 | goto fail; |
| 3241 | } |
| 3242 | |
| 3243 | if (hdd_extscan_start_fill_bucket_channel_spec(pHddCtx, pReqMsg, tb)) |
| 3244 | goto fail; |
| 3245 | |
| 3246 | context = &ext_scan_context; |
| 3247 | spin_lock(&context->context_lock); |
| 3248 | INIT_COMPLETION(context->response_event); |
| 3249 | context->request_id = request_id = pReqMsg->requestId; |
| 3250 | spin_unlock(&context->context_lock); |
| 3251 | |
| 3252 | status = sme_ext_scan_start(pHddCtx->hHal, pReqMsg); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 3253 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3254 | hddLog(LOGE, |
| 3255 | FL("sme_ext_scan_start failed(err=%d)"), status); |
| 3256 | goto fail; |
| 3257 | } |
| 3258 | |
Anurag Chouhan | 50220ce | 2016-02-18 20:11:33 +0530 | [diff] [blame] | 3259 | pHddCtx->ext_scan_start_since_boot = qdf_get_monotonic_boottime(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3260 | hddLog(LOG1, FL("Timestamp since boot: %llu"), |
| 3261 | pHddCtx->ext_scan_start_since_boot); |
| 3262 | |
| 3263 | /* request was sent -- wait for the response */ |
| 3264 | rc = wait_for_completion_timeout(&context->response_event, |
| 3265 | msecs_to_jiffies(WLAN_WAIT_TIME_EXTSCAN)); |
| 3266 | |
| 3267 | if (!rc) { |
| 3268 | hddLog(LOGE, FL("sme_ext_scan_start timed out")); |
| 3269 | retval = -ETIMEDOUT; |
| 3270 | } else { |
| 3271 | spin_lock(&context->context_lock); |
| 3272 | if (context->request_id == request_id) |
| 3273 | retval = context->response_status; |
| 3274 | else |
| 3275 | retval = -EINVAL; |
| 3276 | spin_unlock(&context->context_lock); |
| 3277 | } |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 3278 | EXIT(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3279 | return retval; |
| 3280 | |
| 3281 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3282 | qdf_mem_free(pReqMsg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3283 | return -EINVAL; |
| 3284 | } |
| 3285 | /* |
| 3286 | * done with short names for the global vendor params |
| 3287 | * used by __wlan_hdd_cfg80211_extscan_start() |
| 3288 | */ |
| 3289 | #undef PARAM_MAX |
| 3290 | #undef PARAM_REQUEST_ID |
| 3291 | #undef PARAM_BASE_PERIOD |
| 3292 | #undef PARAMS_MAX_AP_PER_SCAN |
| 3293 | #undef PARAMS_RPT_THRHLD_PERCENT |
| 3294 | #undef PARAMS_RPT_THRHLD_NUM_SCANS |
| 3295 | #undef PARAMS_NUM_BUCKETS |
| 3296 | #undef PARAM_CONFIG_FLAGS |
| 3297 | |
| 3298 | /** |
| 3299 | * wlan_hdd_cfg80211_extscan_start() - start extscan |
| 3300 | * @wiphy: Pointer to wireless phy. |
| 3301 | * @wdev: Pointer to wireless device. |
| 3302 | * @data: Pointer to input data. |
| 3303 | * @data_len: Length of @data. |
| 3304 | * |
| 3305 | * Return: 0 on success, negative errno on failure |
| 3306 | */ |
| 3307 | int wlan_hdd_cfg80211_extscan_start(struct wiphy *wiphy, |
| 3308 | struct wireless_dev *wdev, |
| 3309 | const void *data, int data_len) |
| 3310 | { |
| 3311 | int ret = 0; |
| 3312 | |
| 3313 | cds_ssr_protect(__func__); |
| 3314 | ret = __wlan_hdd_cfg80211_extscan_start(wiphy, wdev, data, data_len); |
| 3315 | cds_ssr_unprotect(__func__); |
| 3316 | |
| 3317 | return ret; |
| 3318 | } |
| 3319 | |
| 3320 | |
| 3321 | /* |
| 3322 | * define short names for the global vendor params |
| 3323 | * used by __wlan_hdd_cfg80211_extscan_stop() |
| 3324 | */ |
| 3325 | #define PARAM_MAX \ |
| 3326 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX |
| 3327 | #define PARAM_REQUEST_ID \ |
| 3328 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID |
| 3329 | |
| 3330 | /** |
| 3331 | * __wlan_hdd_cfg80211_extscan_stop() - ext scan stop |
| 3332 | * @wiphy: Pointer to wireless phy |
| 3333 | * @wdev: Pointer to wireless device |
| 3334 | * @data: Pointer to data |
| 3335 | * @data_len: Data length |
| 3336 | * |
| 3337 | * Return: none |
| 3338 | */ |
| 3339 | static int |
| 3340 | __wlan_hdd_cfg80211_extscan_stop(struct wiphy *wiphy, |
| 3341 | struct wireless_dev *wdev, |
| 3342 | const void *data, int data_len) |
| 3343 | { |
| 3344 | tpSirExtScanStopReqParams pReqMsg = NULL; |
| 3345 | struct net_device *dev = wdev->netdev; |
| 3346 | hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev); |
| 3347 | hdd_context_t *pHddCtx = wiphy_priv(wiphy); |
| 3348 | struct nlattr *tb[PARAM_MAX + 1]; |
| 3349 | struct hdd_ext_scan_context *context; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 3350 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3351 | uint32_t request_id; |
| 3352 | int retval; |
| 3353 | unsigned long rc; |
| 3354 | |
Jeff Johnson | 1f61b61 | 2016-02-12 16:28:33 -0800 | [diff] [blame^] | 3355 | ENTER_DEV(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3356 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 3357 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3358 | hdd_err("Command not allowed in FTM mode"); |
| 3359 | return -EPERM; |
| 3360 | } |
| 3361 | |
| 3362 | retval = wlan_hdd_validate_context(pHddCtx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 3363 | if (0 != retval) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3364 | return -EINVAL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3365 | |
| 3366 | if (nla_parse(tb, PARAM_MAX, data, data_len, |
| 3367 | wlan_hdd_extscan_config_policy)) { |
| 3368 | hddLog(LOGE, FL("Invalid ATTR")); |
| 3369 | return -EINVAL; |
| 3370 | } |
| 3371 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3372 | pReqMsg = qdf_mem_malloc(sizeof(*pReqMsg)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3373 | if (!pReqMsg) { |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3374 | hddLog(LOGE, FL("qdf_mem_malloc failed")); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3375 | return -ENOMEM; |
| 3376 | } |
| 3377 | |
| 3378 | /* Parse and fetch request Id */ |
| 3379 | if (!tb[PARAM_REQUEST_ID]) { |
| 3380 | hddLog(LOGE, FL("attr request id failed")); |
| 3381 | goto fail; |
| 3382 | } |
| 3383 | |
| 3384 | pReqMsg->requestId = nla_get_u32(tb[PARAM_REQUEST_ID]); |
| 3385 | pReqMsg->sessionId = pAdapter->sessionId; |
| 3386 | hddLog(LOG1, FL("Req Id %d Session Id %d"), |
| 3387 | pReqMsg->requestId, pReqMsg->sessionId); |
| 3388 | |
| 3389 | context = &ext_scan_context; |
| 3390 | spin_lock(&context->context_lock); |
| 3391 | INIT_COMPLETION(context->response_event); |
| 3392 | context->request_id = request_id = pReqMsg->requestId; |
| 3393 | spin_unlock(&context->context_lock); |
| 3394 | |
| 3395 | status = sme_ext_scan_stop(pHddCtx->hHal, pReqMsg); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 3396 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3397 | hddLog(LOGE, |
| 3398 | FL("sme_ext_scan_stop failed(err=%d)"), status); |
| 3399 | goto fail; |
| 3400 | } |
| 3401 | |
| 3402 | /* request was sent -- wait for the response */ |
| 3403 | rc = wait_for_completion_timeout(&context->response_event, |
| 3404 | msecs_to_jiffies(WLAN_WAIT_TIME_EXTSCAN)); |
| 3405 | |
| 3406 | if (!rc) { |
| 3407 | hddLog(LOGE, FL("sme_ext_scan_stop timed out")); |
| 3408 | retval = -ETIMEDOUT; |
| 3409 | } else { |
| 3410 | spin_lock(&context->context_lock); |
| 3411 | if (context->request_id == request_id) |
| 3412 | retval = context->response_status; |
| 3413 | else |
| 3414 | retval = -EINVAL; |
| 3415 | spin_unlock(&context->context_lock); |
| 3416 | } |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 3417 | EXIT(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3418 | return retval; |
| 3419 | |
| 3420 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3421 | qdf_mem_free(pReqMsg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3422 | return -EINVAL; |
| 3423 | } |
| 3424 | /* |
| 3425 | * done with short names for the global vendor params |
| 3426 | * used by wlan_hdd_cfg80211_extscan_stop() |
| 3427 | */ |
| 3428 | #undef PARAM_MAX |
| 3429 | #undef PARAM_REQUEST_ID |
| 3430 | |
| 3431 | |
| 3432 | /** |
| 3433 | * wlan_hdd_cfg80211_extscan_stop() - stop extscan |
| 3434 | * @wiphy: Pointer to wireless phy. |
| 3435 | * @wdev: Pointer to wireless device. |
| 3436 | * @data: Pointer to input data. |
| 3437 | * @data_len: Length of @data. |
| 3438 | * |
| 3439 | * Return: 0 on success, negative errno on failure |
| 3440 | */ |
| 3441 | int wlan_hdd_cfg80211_extscan_stop(struct wiphy *wiphy, |
| 3442 | struct wireless_dev *wdev, |
| 3443 | const void *data, int data_len) |
| 3444 | { |
| 3445 | int ret = 0; |
| 3446 | |
| 3447 | cds_ssr_protect(__func__); |
| 3448 | ret = __wlan_hdd_cfg80211_extscan_stop(wiphy, wdev, data, data_len); |
| 3449 | cds_ssr_unprotect(__func__); |
| 3450 | |
| 3451 | return ret; |
| 3452 | } |
| 3453 | |
| 3454 | |
| 3455 | /** |
| 3456 | * __wlan_hdd_cfg80211_extscan_reset_bssid_hotlist() - reset bssid hotlist |
| 3457 | * @wiphy: Pointer to wireless phy |
| 3458 | * @wdev: Pointer to wireless device |
| 3459 | * @data: Pointer to data |
| 3460 | * @data_len: Data length |
| 3461 | * |
| 3462 | * Return: none |
| 3463 | */ |
| 3464 | static int |
| 3465 | __wlan_hdd_cfg80211_extscan_reset_bssid_hotlist(struct wiphy *wiphy, |
| 3466 | struct wireless_dev |
| 3467 | *wdev, const void *data, |
| 3468 | int data_len) |
| 3469 | { |
| 3470 | tpSirExtScanResetBssidHotlistReqParams pReqMsg = NULL; |
| 3471 | struct net_device *dev = wdev->netdev; |
| 3472 | hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev); |
| 3473 | hdd_context_t *pHddCtx = wiphy_priv(wiphy); |
| 3474 | struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX + |
| 3475 | 1]; |
| 3476 | struct hdd_ext_scan_context *context; |
| 3477 | uint32_t request_id; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 3478 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3479 | int retval; |
| 3480 | unsigned long rc; |
| 3481 | |
Jeff Johnson | 1f61b61 | 2016-02-12 16:28:33 -0800 | [diff] [blame^] | 3482 | ENTER_DEV(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3483 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 3484 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3485 | hdd_err("Command not allowed in FTM mode"); |
| 3486 | return -EPERM; |
| 3487 | } |
| 3488 | |
| 3489 | retval = wlan_hdd_validate_context(pHddCtx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 3490 | if (0 != retval) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3491 | return -EINVAL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3492 | |
| 3493 | if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX, |
| 3494 | data, data_len, wlan_hdd_extscan_config_policy)) { |
| 3495 | hddLog(LOGE, FL("Invalid ATTR")); |
| 3496 | return -EINVAL; |
| 3497 | } |
| 3498 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3499 | pReqMsg = qdf_mem_malloc(sizeof(*pReqMsg)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3500 | if (!pReqMsg) { |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3501 | hddLog(LOGE, FL("qdf_mem_malloc failed")); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3502 | return -ENOMEM; |
| 3503 | } |
| 3504 | |
| 3505 | /* Parse and fetch request Id */ |
| 3506 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]) { |
| 3507 | hddLog(LOGE, FL("attr request id failed")); |
| 3508 | goto fail; |
| 3509 | } |
| 3510 | |
| 3511 | pReqMsg->requestId = |
| 3512 | nla_get_u32(tb |
| 3513 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]); |
| 3514 | pReqMsg->sessionId = pAdapter->sessionId; |
| 3515 | hddLog(LOG1, FL("Req Id %d Session Id %d"), |
| 3516 | pReqMsg->requestId, pReqMsg->sessionId); |
| 3517 | |
| 3518 | context = &ext_scan_context; |
| 3519 | spin_lock(&context->context_lock); |
| 3520 | INIT_COMPLETION(context->response_event); |
| 3521 | context->request_id = request_id = pReqMsg->requestId; |
| 3522 | spin_unlock(&context->context_lock); |
| 3523 | |
| 3524 | status = sme_reset_bss_hotlist(pHddCtx->hHal, pReqMsg); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 3525 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3526 | hddLog(LOGE, |
| 3527 | FL("sme_reset_bss_hotlist failed(err=%d)"), status); |
| 3528 | goto fail; |
| 3529 | } |
| 3530 | |
| 3531 | /* request was sent -- wait for the response */ |
| 3532 | rc = wait_for_completion_timeout |
| 3533 | (&context->response_event, |
| 3534 | msecs_to_jiffies(WLAN_WAIT_TIME_EXTSCAN)); |
| 3535 | if (!rc) { |
| 3536 | hddLog(LOGE, FL("sme_reset_bss_hotlist timed out")); |
| 3537 | retval = -ETIMEDOUT; |
| 3538 | } else { |
| 3539 | spin_lock(&context->context_lock); |
| 3540 | if (context->request_id == request_id) |
| 3541 | retval = context->response_status; |
| 3542 | else |
| 3543 | retval = -EINVAL; |
| 3544 | spin_unlock(&context->context_lock); |
| 3545 | } |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 3546 | EXIT(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3547 | return retval; |
| 3548 | |
| 3549 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3550 | qdf_mem_free(pReqMsg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3551 | return -EINVAL; |
| 3552 | } |
| 3553 | |
| 3554 | /** |
| 3555 | * wlan_hdd_cfg80211_extscan_reset_bssid_hotlist() - reset bssid hot list |
| 3556 | * @wiphy: Pointer to wireless phy |
| 3557 | * @wdev: Pointer to wireless device |
| 3558 | * @data: Pointer to data |
| 3559 | * @data_len: Data length |
| 3560 | * |
| 3561 | * Return: 0 on success, negative errno on failure |
| 3562 | */ |
| 3563 | int wlan_hdd_cfg80211_extscan_reset_bssid_hotlist(struct wiphy *wiphy, |
| 3564 | struct wireless_dev *wdev, |
| 3565 | const void *data, int data_len) |
| 3566 | { |
| 3567 | int ret = 0; |
| 3568 | |
| 3569 | cds_ssr_protect(__func__); |
| 3570 | ret = __wlan_hdd_cfg80211_extscan_reset_bssid_hotlist(wiphy, wdev, |
| 3571 | data, data_len); |
| 3572 | cds_ssr_unprotect(__func__); |
| 3573 | |
| 3574 | return ret; |
| 3575 | } |
| 3576 | |
| 3577 | /** |
| 3578 | * __wlan_hdd_cfg80211_extscan_reset_significant_change() - |
| 3579 | * reset significant change |
| 3580 | * @wiphy: Pointer to wireless phy |
| 3581 | * @wdev: Pointer to wireless device |
| 3582 | * @data: Pointer to data |
| 3583 | * @data_len: Data length |
| 3584 | * |
| 3585 | * Return: none |
| 3586 | */ |
| 3587 | static int |
| 3588 | __wlan_hdd_cfg80211_extscan_reset_significant_change(struct wiphy |
| 3589 | *wiphy, |
| 3590 | struct |
| 3591 | wireless_dev |
| 3592 | *wdev, const void *data, |
| 3593 | int data_len) |
| 3594 | { |
| 3595 | tpSirExtScanResetSignificantChangeReqParams pReqMsg = NULL; |
| 3596 | struct net_device *dev = wdev->netdev; |
| 3597 | hdd_adapter_t *pAdapter = WLAN_HDD_GET_PRIV_PTR(dev); |
| 3598 | hdd_context_t *pHddCtx = wiphy_priv(wiphy); |
| 3599 | struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX + |
| 3600 | 1]; |
| 3601 | struct hdd_ext_scan_context *context; |
| 3602 | uint32_t request_id; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 3603 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3604 | int retval; |
| 3605 | unsigned long rc; |
| 3606 | |
Jeff Johnson | 1f61b61 | 2016-02-12 16:28:33 -0800 | [diff] [blame^] | 3607 | ENTER_DEV(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3608 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 3609 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3610 | hdd_err("Command not allowed in FTM mode"); |
| 3611 | return -EPERM; |
| 3612 | } |
| 3613 | |
| 3614 | retval = wlan_hdd_validate_context(pHddCtx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 3615 | if (0 != retval) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3616 | return -EINVAL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3617 | |
| 3618 | if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX, |
| 3619 | data, data_len, wlan_hdd_extscan_config_policy)) { |
| 3620 | hddLog(LOGE, FL("Invalid ATTR")); |
| 3621 | return -EINVAL; |
| 3622 | } |
| 3623 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3624 | pReqMsg = qdf_mem_malloc(sizeof(*pReqMsg)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3625 | if (!pReqMsg) { |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3626 | hddLog(LOGE, FL("qdf_mem_malloc failed")); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3627 | return -ENOMEM; |
| 3628 | } |
| 3629 | |
| 3630 | /* Parse and fetch request Id */ |
| 3631 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]) { |
| 3632 | hddLog(LOGE, FL("attr request id failed")); |
| 3633 | goto fail; |
| 3634 | } |
| 3635 | |
| 3636 | pReqMsg->requestId = |
| 3637 | nla_get_u32(tb |
| 3638 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]); |
| 3639 | pReqMsg->sessionId = pAdapter->sessionId; |
| 3640 | hddLog(LOG1, FL("Req Id %d Session Id %d"), |
| 3641 | pReqMsg->requestId, pReqMsg->sessionId); |
| 3642 | |
| 3643 | context = &ext_scan_context; |
| 3644 | spin_lock(&context->context_lock); |
| 3645 | INIT_COMPLETION(context->response_event); |
| 3646 | context->request_id = request_id = pReqMsg->requestId; |
| 3647 | spin_unlock(&context->context_lock); |
| 3648 | |
| 3649 | status = sme_reset_significant_change(pHddCtx->hHal, pReqMsg); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 3650 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3651 | hddLog(LOGE, FL("sme_reset_significant_change failed(err=%d)"), |
| 3652 | status); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3653 | qdf_mem_free(pReqMsg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3654 | return -EINVAL; |
| 3655 | } |
| 3656 | |
| 3657 | /* request was sent -- wait for the response */ |
| 3658 | rc = wait_for_completion_timeout(&context->response_event, |
| 3659 | msecs_to_jiffies(WLAN_WAIT_TIME_EXTSCAN)); |
| 3660 | |
| 3661 | if (!rc) { |
| 3662 | hddLog(LOGE, FL("sme_ResetSignificantChange timed out")); |
| 3663 | retval = -ETIMEDOUT; |
| 3664 | } else { |
| 3665 | spin_lock(&context->context_lock); |
| 3666 | if (context->request_id == request_id) |
| 3667 | retval = context->response_status; |
| 3668 | else |
| 3669 | retval = -EINVAL; |
| 3670 | spin_unlock(&context->context_lock); |
| 3671 | } |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 3672 | EXIT(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3673 | return retval; |
| 3674 | |
| 3675 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3676 | qdf_mem_free(pReqMsg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3677 | return -EINVAL; |
| 3678 | } |
| 3679 | |
| 3680 | /** |
| 3681 | * wlan_hdd_cfg80211_extscan_reset_significant_change() - reset significant |
| 3682 | * change |
| 3683 | * @wiphy: Pointer to wireless phy |
| 3684 | * @wdev: Pointer to wireless device |
| 3685 | * @data: Pointer to data |
| 3686 | * @data_len: Data length |
| 3687 | * |
| 3688 | * Return: 0 on success, negative errno on failure |
| 3689 | */ |
| 3690 | int wlan_hdd_cfg80211_extscan_reset_significant_change(struct wiphy *wiphy, |
| 3691 | struct wireless_dev *wdev, |
| 3692 | const void *data, int data_len) |
| 3693 | { |
| 3694 | int ret = 0; |
| 3695 | |
| 3696 | cds_ssr_protect(__func__); |
| 3697 | ret = __wlan_hdd_cfg80211_extscan_reset_significant_change(wiphy, wdev, |
| 3698 | data, data_len); |
| 3699 | cds_ssr_unprotect(__func__); |
| 3700 | |
| 3701 | return ret; |
| 3702 | } |
| 3703 | |
| 3704 | |
| 3705 | /** |
| 3706 | * hdd_extscan_epno_fill_network_list() - epno fill network list |
| 3707 | * @hddctx: HDD context |
| 3708 | * @req_msg: request message |
| 3709 | * @tb: vendor attribute table |
| 3710 | * |
| 3711 | * This function reads the network block NL vendor attributes from %tb and |
| 3712 | * fill in the epno request message. |
| 3713 | * |
| 3714 | * Return: 0 on success, error number otherwise |
| 3715 | */ |
| 3716 | static int hdd_extscan_epno_fill_network_list( |
| 3717 | hdd_context_t *hddctx, |
| 3718 | struct wifi_epno_params *req_msg, |
| 3719 | struct nlattr **tb) |
| 3720 | { |
| 3721 | struct nlattr *network[ |
| 3722 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX + 1]; |
| 3723 | struct nlattr *networks; |
| 3724 | int rem1, ssid_len; |
| 3725 | uint8_t index, *ssid; |
| 3726 | |
| 3727 | index = 0; |
| 3728 | nla_for_each_nested(networks, |
| 3729 | tb[QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORKS_LIST], |
| 3730 | rem1) { |
| 3731 | if (nla_parse(network, |
| 3732 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX, |
| 3733 | nla_data(networks), nla_len(networks), NULL)) { |
| 3734 | hddLog(LOGE, FL("nla_parse failed")); |
| 3735 | return -EINVAL; |
| 3736 | } |
| 3737 | |
| 3738 | /* Parse and fetch ssid */ |
| 3739 | if (!network[QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORK_SSID]) { |
| 3740 | hddLog(LOGE, FL("attr network ssid failed")); |
| 3741 | return -EINVAL; |
| 3742 | } |
| 3743 | ssid_len = nla_len( |
| 3744 | network[QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORK_SSID]); |
| 3745 | |
| 3746 | /* Decrement by 1, don't count null character */ |
| 3747 | ssid_len--; |
| 3748 | |
| 3749 | req_msg->networks[index].ssid.length = ssid_len; |
| 3750 | hddLog(LOG1, FL("network ssid length %d"), ssid_len); |
| 3751 | ssid = nla_data(network[QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORK_SSID]); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3752 | qdf_mem_copy(req_msg->networks[index].ssid.ssId, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3753 | ssid, ssid_len); |
| 3754 | hddLog(LOG1, FL("Ssid (%.*s)"), |
| 3755 | req_msg->networks[index].ssid.length, |
| 3756 | req_msg->networks[index].ssid.ssId); |
| 3757 | |
| 3758 | /* Parse and fetch rssi threshold */ |
| 3759 | if (!network[QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORK_RSSI_THRESHOLD]) { |
| 3760 | hddLog(LOGE, FL("attr rssi threshold failed")); |
| 3761 | return -EINVAL; |
| 3762 | } |
| 3763 | req_msg->networks[index].rssi_threshold = nla_get_s8( |
| 3764 | network[QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORK_RSSI_THRESHOLD]); |
| 3765 | hddLog(LOG1, FL("rssi threshold %d"), |
| 3766 | req_msg->networks[index].rssi_threshold); |
| 3767 | |
| 3768 | /* Parse and fetch epno flags */ |
| 3769 | if (!network[QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORK_FLAGS]) { |
| 3770 | hddLog(LOGE, FL("attr epno flags failed")); |
| 3771 | return -EINVAL; |
| 3772 | } |
| 3773 | req_msg->networks[index].flags = nla_get_u8( |
| 3774 | network[QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORK_FLAGS]); |
| 3775 | hddLog(LOG1, FL("flags %u"), req_msg->networks[index].flags); |
| 3776 | |
| 3777 | /* Parse and fetch auth bit */ |
| 3778 | if (!network[QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORK_AUTH_BIT]) { |
| 3779 | hddLog(LOGE, FL("attr auth bit failed")); |
| 3780 | return -EINVAL; |
| 3781 | } |
| 3782 | req_msg->networks[index].auth_bit_field = nla_get_u8( |
| 3783 | network[QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORK_AUTH_BIT]); |
| 3784 | hddLog(LOG1, FL("auth bit %u"), |
| 3785 | req_msg->networks[index].auth_bit_field); |
| 3786 | |
| 3787 | index++; |
| 3788 | } |
| 3789 | return 0; |
| 3790 | } |
| 3791 | |
| 3792 | /** |
| 3793 | * __wlan_hdd_cfg80211_set_epno_list() - epno set network list |
| 3794 | * @wiphy: wiphy |
| 3795 | * @wdev: pointer to wireless dev |
| 3796 | * @data: data pointer |
| 3797 | * @data_len: data length |
| 3798 | * |
| 3799 | * This function reads the NL vendor attributes from %tb and |
| 3800 | * fill in the epno request message. |
| 3801 | * |
| 3802 | * Return: 0 on success, error number otherwise |
| 3803 | */ |
| 3804 | static int __wlan_hdd_cfg80211_set_epno_list(struct wiphy *wiphy, |
| 3805 | struct wireless_dev *wdev, |
| 3806 | const void *data, |
| 3807 | int data_len) |
| 3808 | { |
| 3809 | struct wifi_epno_params *req_msg = NULL; |
| 3810 | struct net_device *dev = wdev->netdev; |
| 3811 | hdd_adapter_t *adapter = WLAN_HDD_GET_PRIV_PTR(dev); |
| 3812 | hdd_context_t *hdd_ctx = wiphy_priv(wiphy); |
| 3813 | struct nlattr *tb[ |
| 3814 | QCA_WLAN_VENDOR_ATTR_PNO_MAX + 1]; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 3815 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3816 | uint32_t num_networks, len; |
| 3817 | int ret_val; |
| 3818 | |
Jeff Johnson | 1f61b61 | 2016-02-12 16:28:33 -0800 | [diff] [blame^] | 3819 | ENTER_DEV(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3820 | |
| 3821 | ret_val = wlan_hdd_validate_context(hdd_ctx); |
| 3822 | if (ret_val) |
| 3823 | return ret_val; |
| 3824 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 3825 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3826 | hdd_err("Command not allowed in FTM mode"); |
| 3827 | return -EPERM; |
| 3828 | } |
| 3829 | |
| 3830 | if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_PNO_MAX, |
| 3831 | data, data_len, |
| 3832 | wlan_hdd_extscan_config_policy)) { |
| 3833 | hddLog(LOGE, FL("Invalid ATTR")); |
| 3834 | return -EINVAL; |
| 3835 | } |
| 3836 | |
| 3837 | /* Parse and fetch number of networks */ |
| 3838 | if (!tb[QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_NUM_NETWORKS]) { |
| 3839 | hddLog(LOGE, FL("attr num networks failed")); |
| 3840 | return -EINVAL; |
| 3841 | } |
| 3842 | num_networks = nla_get_u32( |
| 3843 | tb[QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_NUM_NETWORKS]); |
| 3844 | hddLog(LOG1, FL("num networks %u"), num_networks); |
| 3845 | |
| 3846 | len = sizeof(*req_msg) + |
| 3847 | (num_networks * sizeof(struct wifi_epno_network)); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3848 | req_msg = qdf_mem_malloc(len); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3849 | if (!req_msg) { |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3850 | hddLog(LOGE, FL("qdf_mem_malloc failed")); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3851 | return -ENOMEM; |
| 3852 | } |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3853 | qdf_mem_zero(req_msg, len); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3854 | req_msg->num_networks = num_networks; |
| 3855 | |
| 3856 | /* Parse and fetch request Id */ |
| 3857 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]) { |
| 3858 | hddLog(LOGE, FL("attr request id failed")); |
| 3859 | goto fail; |
| 3860 | } |
| 3861 | req_msg->request_id = nla_get_u32( |
| 3862 | tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]); |
| 3863 | hddLog(LOG1, FL("Req Id %u"), req_msg->request_id); |
| 3864 | |
| 3865 | req_msg->session_id = adapter->sessionId; |
| 3866 | hddLog(LOG1, FL("Session Id %d"), req_msg->session_id); |
| 3867 | |
| 3868 | if (hdd_extscan_epno_fill_network_list(hdd_ctx, req_msg, tb)) |
| 3869 | goto fail; |
| 3870 | |
| 3871 | status = sme_set_epno_list(hdd_ctx->hHal, req_msg); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 3872 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3873 | hddLog(LOGE, FL("sme_set_epno_list failed(err=%d)"), status); |
| 3874 | goto fail; |
| 3875 | } |
| 3876 | |
| 3877 | EXIT(); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3878 | qdf_mem_free(req_msg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3879 | return 0; |
| 3880 | |
| 3881 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3882 | qdf_mem_free(req_msg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3883 | return -EINVAL; |
| 3884 | } |
| 3885 | |
| 3886 | /** |
| 3887 | * wlan_hdd_cfg80211_set_epno_list() - epno set network list |
| 3888 | * @wiphy: wiphy |
| 3889 | * @wdev: pointer to wireless dev |
| 3890 | * @data: data pointer |
| 3891 | * @data_len: data length |
| 3892 | * |
| 3893 | * This function reads the NL vendor attributes from %tb and |
| 3894 | * fill in the epno request message. |
| 3895 | * |
| 3896 | * Return: 0 on success, error number otherwise |
| 3897 | */ |
| 3898 | int wlan_hdd_cfg80211_set_epno_list(struct wiphy *wiphy, |
| 3899 | struct wireless_dev *wdev, |
| 3900 | const void *data, |
| 3901 | int data_len) |
| 3902 | { |
| 3903 | int ret; |
| 3904 | |
| 3905 | cds_ssr_protect(__func__); |
| 3906 | ret = __wlan_hdd_cfg80211_set_epno_list(wiphy, wdev, |
| 3907 | data, data_len); |
| 3908 | cds_ssr_unprotect(__func__); |
| 3909 | |
| 3910 | return ret; |
| 3911 | } |
| 3912 | |
| 3913 | /** |
| 3914 | * hdd_extscan_passpoint_fill_network_list() - passpoint fill network list |
| 3915 | * @hddctx: HDD context |
| 3916 | * @req_msg: request message |
| 3917 | * @tb: vendor attribute table |
| 3918 | * |
| 3919 | * This function reads the network block NL vendor attributes from %tb and |
| 3920 | * fill in the passpoint request message. |
| 3921 | * |
| 3922 | * Return: 0 on success, error number otherwise |
| 3923 | */ |
| 3924 | static int hdd_extscan_passpoint_fill_network_list( |
| 3925 | hdd_context_t *hddctx, |
| 3926 | struct wifi_passpoint_req *req_msg, |
| 3927 | struct nlattr **tb) |
| 3928 | { |
| 3929 | struct nlattr *network[QCA_WLAN_VENDOR_ATTR_PNO_MAX + 1]; |
| 3930 | struct nlattr *networks; |
| 3931 | int rem1, len; |
| 3932 | uint8_t index; |
| 3933 | |
| 3934 | index = 0; |
| 3935 | nla_for_each_nested(networks, |
| 3936 | tb[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_LIST_PARAM_NETWORK_ARRAY], |
| 3937 | rem1) { |
| 3938 | if (nla_parse(network, |
| 3939 | QCA_WLAN_VENDOR_ATTR_PNO_MAX, |
| 3940 | nla_data(networks), nla_len(networks), NULL)) { |
| 3941 | hddLog(LOGE, FL("nla_parse failed")); |
| 3942 | return -EINVAL; |
| 3943 | } |
| 3944 | |
| 3945 | /* Parse and fetch identifier */ |
| 3946 | if (!network[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_NETWORK_PARAM_ID]) { |
| 3947 | hddLog(LOGE, FL("attr passpoint id failed")); |
| 3948 | return -EINVAL; |
| 3949 | } |
| 3950 | req_msg->networks[index].id = nla_get_u32( |
| 3951 | network[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_NETWORK_PARAM_ID]); |
| 3952 | hddLog(LOG1, FL("Id %u"), req_msg->networks[index].id); |
| 3953 | |
| 3954 | /* Parse and fetch realm */ |
| 3955 | if (!network[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_NETWORK_PARAM_REALM]) { |
| 3956 | hddLog(LOGE, FL("attr realm failed")); |
| 3957 | return -EINVAL; |
| 3958 | } |
| 3959 | len = nla_len( |
| 3960 | network[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_NETWORK_PARAM_REALM]); |
| 3961 | if (len < 0 || len > SIR_PASSPOINT_REALM_LEN) { |
| 3962 | hddLog(LOGE, FL("Invalid realm size %d"), len); |
| 3963 | return -EINVAL; |
| 3964 | } |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3965 | qdf_mem_copy(req_msg->networks[index].realm, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3966 | nla_data(network[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_NETWORK_PARAM_REALM]), |
| 3967 | len); |
| 3968 | hddLog(LOG1, FL("realm len %d"), len); |
| 3969 | hddLog(LOG1, FL("realm: %s"), req_msg->networks[index].realm); |
| 3970 | |
| 3971 | /* Parse and fetch roaming consortium ids */ |
| 3972 | if (!network[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_NETWORK_PARAM_ROAM_CNSRTM_ID]) { |
| 3973 | hddLog(LOGE, FL("attr roaming consortium ids failed")); |
| 3974 | return -EINVAL; |
| 3975 | } |
| 3976 | nla_memcpy(&req_msg->networks[index].roaming_consortium_ids, |
| 3977 | network[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_NETWORK_PARAM_ROAM_CNSRTM_ID], |
| 3978 | sizeof(req_msg->networks[0].roaming_consortium_ids)); |
| 3979 | hddLog(LOG1, FL("roaming consortium ids")); |
| 3980 | |
| 3981 | /* Parse and fetch plmn */ |
| 3982 | if (!network[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_NETWORK_PARAM_ROAM_PLMN]) { |
| 3983 | hddLog(LOGE, FL("attr plmn failed")); |
| 3984 | return -EINVAL; |
| 3985 | } |
| 3986 | nla_memcpy(&req_msg->networks[index].plmn, |
| 3987 | network[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_NETWORK_PARAM_ROAM_PLMN], |
| 3988 | SIR_PASSPOINT_PLMN_LEN); |
| 3989 | hddLog(LOG1, FL("plmn %02x:%02x:%02x)"), |
| 3990 | req_msg->networks[index].plmn[0], |
| 3991 | req_msg->networks[index].plmn[1], |
| 3992 | req_msg->networks[index].plmn[2]); |
| 3993 | |
| 3994 | index++; |
| 3995 | } |
| 3996 | return 0; |
| 3997 | } |
| 3998 | |
| 3999 | /** |
| 4000 | * __wlan_hdd_cfg80211_set_passpoint_list() - set passpoint network list |
| 4001 | * @wiphy: wiphy |
| 4002 | * @wdev: pointer to wireless dev |
| 4003 | * @data: data pointer |
| 4004 | * @data_len: data length |
| 4005 | * |
| 4006 | * This function reads the NL vendor attributes from %tb and |
| 4007 | * fill in the passpoint request message. |
| 4008 | * |
| 4009 | * Return: 0 on success, error number otherwise |
| 4010 | */ |
| 4011 | static int __wlan_hdd_cfg80211_set_passpoint_list(struct wiphy *wiphy, |
| 4012 | struct wireless_dev *wdev, |
| 4013 | const void *data, |
| 4014 | int data_len) |
| 4015 | { |
| 4016 | struct wifi_passpoint_req *req_msg = NULL; |
| 4017 | struct net_device *dev = wdev->netdev; |
| 4018 | hdd_adapter_t *adapter = WLAN_HDD_GET_PRIV_PTR(dev); |
| 4019 | hdd_context_t *hdd_ctx = wiphy_priv(wiphy); |
| 4020 | struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_PNO_MAX + 1]; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 4021 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4022 | uint32_t num_networks = 0; |
| 4023 | int ret; |
| 4024 | |
Jeff Johnson | 1f61b61 | 2016-02-12 16:28:33 -0800 | [diff] [blame^] | 4025 | ENTER_DEV(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4026 | |
| 4027 | ret = wlan_hdd_validate_context(hdd_ctx); |
| 4028 | if (ret) |
| 4029 | return ret; |
| 4030 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 4031 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4032 | hdd_err("Command not allowed in FTM mode"); |
| 4033 | return -EPERM; |
| 4034 | } |
| 4035 | |
| 4036 | if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_PNO_MAX, data, data_len, |
| 4037 | wlan_hdd_extscan_config_policy)) { |
| 4038 | hddLog(LOGE, FL("Invalid ATTR")); |
| 4039 | return -EINVAL; |
| 4040 | } |
| 4041 | |
| 4042 | /* Parse and fetch number of networks */ |
| 4043 | if (!tb[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_LIST_PARAM_NUM]) { |
| 4044 | hddLog(LOGE, FL("attr num networks failed")); |
| 4045 | return -EINVAL; |
| 4046 | } |
| 4047 | num_networks = nla_get_u32( |
| 4048 | tb[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_LIST_PARAM_NUM]); |
| 4049 | hddLog(LOG1, FL("num networks %u"), num_networks); |
| 4050 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4051 | req_msg = qdf_mem_malloc(sizeof(*req_msg) + |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4052 | (num_networks * sizeof(req_msg->networks[0]))); |
| 4053 | if (!req_msg) { |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4054 | hddLog(LOGE, FL("qdf_mem_malloc failed")); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4055 | return -ENOMEM; |
| 4056 | } |
| 4057 | req_msg->num_networks = num_networks; |
| 4058 | |
| 4059 | /* Parse and fetch request Id */ |
| 4060 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]) { |
| 4061 | hddLog(LOGE, FL("attr request id failed")); |
| 4062 | goto fail; |
| 4063 | } |
| 4064 | req_msg->request_id = nla_get_u32( |
| 4065 | tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]); |
| 4066 | |
| 4067 | req_msg->session_id = adapter->sessionId; |
| 4068 | hddLog(LOG1, FL("Req Id %u Session Id %d"), req_msg->request_id, |
| 4069 | req_msg->session_id); |
| 4070 | |
| 4071 | if (hdd_extscan_passpoint_fill_network_list(hdd_ctx, req_msg, tb)) |
| 4072 | goto fail; |
| 4073 | |
| 4074 | status = sme_set_passpoint_list(hdd_ctx->hHal, req_msg); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 4075 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4076 | hddLog(LOGE, |
| 4077 | FL("sme_set_passpoint_list failed(err=%d)"), status); |
| 4078 | goto fail; |
| 4079 | } |
| 4080 | |
| 4081 | EXIT(); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4082 | qdf_mem_free(req_msg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4083 | return 0; |
| 4084 | |
| 4085 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4086 | qdf_mem_free(req_msg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4087 | return -EINVAL; |
| 4088 | } |
| 4089 | |
| 4090 | /** |
| 4091 | * wlan_hdd_cfg80211_set_passpoint_list() - set passpoint network list |
| 4092 | * @wiphy: wiphy |
| 4093 | * @wdev: pointer to wireless dev |
| 4094 | * @data: data pointer |
| 4095 | * @data_len: data length |
| 4096 | * |
| 4097 | * This function reads the NL vendor attributes from %tb and |
| 4098 | * fill in the passpoint request message. |
| 4099 | * |
| 4100 | * Return: 0 on success, error number otherwise |
| 4101 | */ |
| 4102 | int wlan_hdd_cfg80211_set_passpoint_list(struct wiphy *wiphy, |
| 4103 | struct wireless_dev *wdev, |
| 4104 | const void *data, |
| 4105 | int data_len) |
| 4106 | { |
| 4107 | int ret; |
| 4108 | |
| 4109 | cds_ssr_protect(__func__); |
| 4110 | ret = __wlan_hdd_cfg80211_set_passpoint_list(wiphy, wdev, |
| 4111 | data, data_len); |
| 4112 | cds_ssr_unprotect(__func__); |
| 4113 | |
| 4114 | return ret; |
| 4115 | } |
| 4116 | |
| 4117 | /** |
| 4118 | * __wlan_hdd_cfg80211_reset_passpoint_list() - reset passpoint network list |
| 4119 | * @wiphy: wiphy |
| 4120 | * @wdev: pointer to wireless dev |
| 4121 | * @data: data pointer |
| 4122 | * @data_len: data length |
| 4123 | * |
| 4124 | * This function resets passpoint networks list |
| 4125 | * |
| 4126 | * Return: 0 on success, error number otherwise |
| 4127 | */ |
| 4128 | static int __wlan_hdd_cfg80211_reset_passpoint_list(struct wiphy *wiphy, |
| 4129 | struct wireless_dev *wdev, |
| 4130 | const void *data, |
| 4131 | int data_len) |
| 4132 | { |
| 4133 | struct wifi_passpoint_req *req_msg = NULL; |
| 4134 | struct net_device *dev = wdev->netdev; |
| 4135 | hdd_adapter_t *adapter = WLAN_HDD_GET_PRIV_PTR(dev); |
| 4136 | hdd_context_t *hdd_ctx = wiphy_priv(wiphy); |
| 4137 | struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_PNO_MAX + 1]; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 4138 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4139 | int ret; |
| 4140 | |
Jeff Johnson | 1f61b61 | 2016-02-12 16:28:33 -0800 | [diff] [blame^] | 4141 | ENTER_DEV(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4142 | |
| 4143 | ret = wlan_hdd_validate_context(hdd_ctx); |
| 4144 | if (ret) |
| 4145 | return ret; |
| 4146 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 4147 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4148 | hdd_err("Command not allowed in FTM mode"); |
| 4149 | return -EPERM; |
| 4150 | } |
| 4151 | |
| 4152 | if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_PNO_MAX, data, data_len, |
| 4153 | wlan_hdd_extscan_config_policy)) { |
| 4154 | hddLog(LOGE, FL("Invalid ATTR")); |
| 4155 | return -EINVAL; |
| 4156 | } |
| 4157 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4158 | req_msg = qdf_mem_malloc(sizeof(*req_msg)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4159 | if (!req_msg) { |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4160 | hddLog(LOGE, FL("qdf_mem_malloc failed")); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4161 | return -ENOMEM; |
| 4162 | } |
| 4163 | |
| 4164 | /* Parse and fetch request Id */ |
| 4165 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]) { |
| 4166 | hddLog(LOGE, FL("attr request id failed")); |
| 4167 | goto fail; |
| 4168 | } |
| 4169 | req_msg->request_id = nla_get_u32( |
| 4170 | tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]); |
| 4171 | |
| 4172 | req_msg->session_id = adapter->sessionId; |
| 4173 | hddLog(LOG1, FL("Req Id %u Session Id %d"), |
| 4174 | req_msg->request_id, req_msg->session_id); |
| 4175 | |
| 4176 | status = sme_reset_passpoint_list(hdd_ctx->hHal, req_msg); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 4177 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4178 | hddLog(LOGE, |
| 4179 | FL("sme_reset_passpoint_list failed(err=%d)"), status); |
| 4180 | goto fail; |
| 4181 | } |
| 4182 | |
| 4183 | EXIT(); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4184 | qdf_mem_free(req_msg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4185 | return 0; |
| 4186 | |
| 4187 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4188 | qdf_mem_free(req_msg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4189 | return -EINVAL; |
| 4190 | } |
| 4191 | |
| 4192 | /** |
| 4193 | * wlan_hdd_cfg80211_reset_passpoint_list() - reset passpoint network list |
| 4194 | * @wiphy: wiphy |
| 4195 | * @wdev: pointer to wireless dev |
| 4196 | * @data: data pointer |
| 4197 | * @data_len: data length |
| 4198 | * |
| 4199 | * This function resets passpoint networks list |
| 4200 | * |
| 4201 | * Return: 0 on success, error number otherwise |
| 4202 | */ |
| 4203 | int wlan_hdd_cfg80211_reset_passpoint_list(struct wiphy *wiphy, |
| 4204 | struct wireless_dev *wdev, |
| 4205 | const void *data, |
| 4206 | int data_len) |
| 4207 | { |
| 4208 | int ret; |
| 4209 | |
| 4210 | cds_ssr_protect(__func__); |
| 4211 | ret = __wlan_hdd_cfg80211_reset_passpoint_list(wiphy, wdev, |
| 4212 | data, data_len); |
| 4213 | cds_ssr_unprotect(__func__); |
| 4214 | |
| 4215 | return ret; |
| 4216 | } |
| 4217 | |
| 4218 | /* |
| 4219 | * define short names for the global vendor params |
| 4220 | * used by __wlan_hdd_cfg80211_extscan_set_ssid_hotlist() |
| 4221 | */ |
| 4222 | #define PARAM_MAX \ |
| 4223 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX |
| 4224 | #define PARAM_REQUEST_ID \ |
| 4225 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID |
| 4226 | #define PARAMS_LOST_SSID_SAMPLE_SIZE \ |
| 4227 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SSID_HOTLIST_PARAMS_LOST_SSID_SAMPLE_SIZE |
| 4228 | #define PARAMS_NUM_SSID \ |
| 4229 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SSID_HOTLIST_PARAMS_NUM_SSID |
| 4230 | #define THRESHOLD_PARAM \ |
| 4231 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SSID_THRESHOLD_PARAM |
| 4232 | #define PARAM_SSID \ |
| 4233 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SSID_THRESHOLD_PARAM_SSID |
| 4234 | #define PARAM_BAND \ |
| 4235 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SSID_THRESHOLD_PARAM_BAND |
| 4236 | #define PARAM_RSSI_LOW \ |
| 4237 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SSID_THRESHOLD_PARAM_RSSI_LOW |
| 4238 | #define PARAM_RSSI_HIGH \ |
| 4239 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SSID_THRESHOLD_PARAM_RSSI_HIGH |
| 4240 | |
| 4241 | /** |
| 4242 | * __wlan_hdd_cfg80211_extscan_set_ssid_hotlist() - set ssid hot list |
| 4243 | * @wiphy: Pointer to wireless phy |
| 4244 | * @wdev: Pointer to wireless device |
| 4245 | * @data: Pointer to data |
| 4246 | * @data_len: Data length |
| 4247 | * |
| 4248 | * Return: 0 on success, negative errno on failure |
| 4249 | */ |
| 4250 | static int |
| 4251 | __wlan_hdd_cfg80211_extscan_set_ssid_hotlist(struct wiphy *wiphy, |
| 4252 | struct wireless_dev *wdev, |
| 4253 | const void *data, |
| 4254 | int data_len) |
| 4255 | { |
| 4256 | struct sir_set_ssid_hotlist_request *request; |
| 4257 | struct net_device *dev = wdev->netdev; |
| 4258 | hdd_adapter_t *adapter = WLAN_HDD_GET_PRIV_PTR(dev); |
| 4259 | hdd_context_t *hdd_ctx = wiphy_priv(wiphy); |
| 4260 | struct nlattr *tb[PARAM_MAX + 1]; |
| 4261 | struct nlattr *tb2[PARAM_MAX + 1]; |
| 4262 | struct nlattr *ssids; |
| 4263 | struct hdd_ext_scan_context *context; |
| 4264 | uint32_t request_id; |
| 4265 | char ssid_string[SIR_MAC_MAX_SSID_LENGTH + 1]; |
| 4266 | int ssid_len, i, rem; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 4267 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4268 | int retval; |
| 4269 | unsigned long rc; |
| 4270 | |
Jeff Johnson | 1f61b61 | 2016-02-12 16:28:33 -0800 | [diff] [blame^] | 4271 | ENTER_DEV(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4272 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 4273 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4274 | hdd_err("Command not allowed in FTM mode"); |
| 4275 | return -EPERM; |
| 4276 | } |
| 4277 | |
| 4278 | retval = wlan_hdd_validate_context(hdd_ctx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 4279 | if (0 != retval) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4280 | return -EINVAL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4281 | |
| 4282 | if (nla_parse(tb, PARAM_MAX, |
| 4283 | data, data_len, |
| 4284 | wlan_hdd_extscan_config_policy)) { |
| 4285 | hddLog(LOGE, FL("Invalid ATTR")); |
| 4286 | return -EINVAL; |
| 4287 | } |
| 4288 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4289 | request = qdf_mem_malloc(sizeof(*request)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4290 | if (!request) { |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4291 | hddLog(LOGE, FL("qdf_mem_malloc failed")); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4292 | return -ENOMEM; |
| 4293 | } |
| 4294 | |
| 4295 | /* Parse and fetch request Id */ |
| 4296 | if (!tb[PARAM_REQUEST_ID]) { |
| 4297 | hddLog(LOGE, FL("attr request id failed")); |
| 4298 | goto fail; |
| 4299 | } |
| 4300 | |
| 4301 | request->request_id = nla_get_u32(tb[PARAM_REQUEST_ID]); |
| 4302 | hddLog(LOG1, FL("Request Id %d"), request->request_id); |
| 4303 | |
| 4304 | /* Parse and fetch lost SSID sample size */ |
| 4305 | if (!tb[PARAMS_LOST_SSID_SAMPLE_SIZE]) { |
| 4306 | hddLog(LOGE, FL("attr number of Ssid failed")); |
| 4307 | goto fail; |
| 4308 | } |
| 4309 | request->lost_ssid_sample_size = |
| 4310 | nla_get_u32(tb[PARAMS_LOST_SSID_SAMPLE_SIZE]); |
| 4311 | hddLog(LOG1, FL("Lost SSID Sample Size %d"), |
| 4312 | request->lost_ssid_sample_size); |
| 4313 | |
| 4314 | /* Parse and fetch number of hotlist SSID */ |
| 4315 | if (!tb[PARAMS_NUM_SSID]) { |
| 4316 | hddLog(LOGE, FL("attr number of Ssid failed")); |
| 4317 | goto fail; |
| 4318 | } |
| 4319 | request->ssid_count = nla_get_u32(tb[PARAMS_NUM_SSID]); |
| 4320 | hddLog(LOG1, FL("Number of SSID %d"), request->ssid_count); |
| 4321 | |
| 4322 | request->session_id = adapter->sessionId; |
| 4323 | hddLog(LOG1, FL("Session Id %d"), request->session_id); |
| 4324 | |
| 4325 | i = 0; |
| 4326 | nla_for_each_nested(ssids, tb[THRESHOLD_PARAM], rem) { |
| 4327 | if (i >= WLAN_EXTSCAN_MAX_HOTLIST_SSIDS) { |
| 4328 | hddLog(LOGE, |
| 4329 | FL("Too Many SSIDs, %d exceeds %d"), |
| 4330 | i, WLAN_EXTSCAN_MAX_HOTLIST_SSIDS); |
| 4331 | break; |
| 4332 | } |
| 4333 | if (nla_parse(tb2, PARAM_MAX, |
| 4334 | nla_data(ssids), nla_len(ssids), |
| 4335 | wlan_hdd_extscan_config_policy)) { |
| 4336 | hddLog(LOGE, FL("nla_parse failed")); |
| 4337 | goto fail; |
| 4338 | } |
| 4339 | |
| 4340 | /* Parse and fetch SSID */ |
| 4341 | if (!tb2[PARAM_SSID]) { |
| 4342 | hddLog(LOGE, FL("attr ssid failed")); |
| 4343 | goto fail; |
| 4344 | } |
| 4345 | nla_memcpy(ssid_string, |
| 4346 | tb2[PARAM_SSID], |
| 4347 | sizeof(ssid_string)); |
| 4348 | hddLog(LOG1, FL("SSID %s"), |
| 4349 | ssid_string); |
| 4350 | ssid_len = strlen(ssid_string); |
| 4351 | memcpy(request->ssids[i].ssid.ssId, ssid_string, ssid_len); |
| 4352 | request->ssids[i].ssid.length = ssid_len; |
| 4353 | |
| 4354 | /* Parse and fetch low RSSI */ |
| 4355 | if (!tb2[PARAM_BAND]) { |
| 4356 | hddLog(LOGE, FL("attr band failed")); |
| 4357 | goto fail; |
| 4358 | } |
| 4359 | request->ssids[i].band = nla_get_u8(tb2[PARAM_BAND]); |
| 4360 | hddLog(LOG1, FL("band %d"), request->ssids[i].band); |
| 4361 | |
| 4362 | /* Parse and fetch low RSSI */ |
| 4363 | if (!tb2[PARAM_RSSI_LOW]) { |
| 4364 | hddLog(LOGE, FL("attr low RSSI failed")); |
| 4365 | goto fail; |
| 4366 | } |
| 4367 | request->ssids[i].rssi_low = nla_get_s32(tb2[PARAM_RSSI_LOW]); |
| 4368 | hddLog(LOG1, FL("RSSI low %d"), request->ssids[i].rssi_low); |
| 4369 | |
| 4370 | /* Parse and fetch high RSSI */ |
| 4371 | if (!tb2[PARAM_RSSI_HIGH]) { |
| 4372 | hddLog(LOGE, FL("attr high RSSI failed")); |
| 4373 | goto fail; |
| 4374 | } |
| 4375 | request->ssids[i].rssi_high = nla_get_u32(tb2[PARAM_RSSI_HIGH]); |
| 4376 | hddLog(LOG1, FL("RSSI high %d"), request->ssids[i].rssi_high); |
| 4377 | i++; |
| 4378 | } |
| 4379 | |
| 4380 | context = &ext_scan_context; |
| 4381 | spin_lock(&context->context_lock); |
| 4382 | INIT_COMPLETION(context->response_event); |
| 4383 | context->request_id = request_id = request->request_id; |
| 4384 | spin_unlock(&context->context_lock); |
| 4385 | |
| 4386 | status = sme_set_ssid_hotlist(hdd_ctx->hHal, request); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 4387 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4388 | hddLog(LOGE, |
| 4389 | FL("sme_set_ssid_hotlist failed(err=%d)"), status); |
| 4390 | goto fail; |
| 4391 | } |
| 4392 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4393 | qdf_mem_free(request); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4394 | |
| 4395 | /* request was sent -- wait for the response */ |
| 4396 | rc = wait_for_completion_timeout(&context->response_event, |
| 4397 | msecs_to_jiffies |
| 4398 | (WLAN_WAIT_TIME_EXTSCAN)); |
| 4399 | if (!rc) { |
| 4400 | hddLog(LOGE, FL("sme_set_ssid_hotlist timed out")); |
| 4401 | retval = -ETIMEDOUT; |
| 4402 | } else { |
| 4403 | spin_lock(&context->context_lock); |
| 4404 | if (context->request_id == request_id) |
| 4405 | retval = context->response_status; |
| 4406 | else |
| 4407 | retval = -EINVAL; |
| 4408 | spin_unlock(&context->context_lock); |
| 4409 | } |
| 4410 | |
| 4411 | return retval; |
| 4412 | |
| 4413 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4414 | qdf_mem_free(request); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4415 | return -EINVAL; |
| 4416 | } |
| 4417 | |
| 4418 | /* |
| 4419 | * done with short names for the global vendor params |
| 4420 | * used by wlan_hdd_cfg80211_extscan_set_ssid_hotlist() |
| 4421 | */ |
| 4422 | #undef PARAM_MAX |
| 4423 | #undef PARAM_REQUEST_ID |
| 4424 | #undef PARAMS_NUM_SSID |
| 4425 | #undef THRESHOLD_PARAM |
| 4426 | #undef PARAM_SSID |
| 4427 | #undef PARAM_BAND |
| 4428 | #undef PARAM_RSSI_LOW |
| 4429 | #undef PARAM_RSSI_HIGH |
| 4430 | |
| 4431 | /** |
| 4432 | * wlan_hdd_cfg80211_extscan_set_ssid_hotlist() - set ssid hot list |
| 4433 | * @wiphy: Pointer to wireless phy |
| 4434 | * @wdev: Pointer to wireless device |
| 4435 | * @data: Pointer to data |
| 4436 | * @data_len: Data length |
| 4437 | * |
| 4438 | * Return: 0 on success, negative errno on failure |
| 4439 | */ |
| 4440 | int |
| 4441 | wlan_hdd_cfg80211_extscan_set_ssid_hotlist(struct wiphy *wiphy, |
| 4442 | struct wireless_dev *wdev, |
| 4443 | const void *data, |
| 4444 | int data_len) |
| 4445 | { |
| 4446 | int ret; |
| 4447 | |
| 4448 | cds_ssr_protect(__func__); |
| 4449 | ret = __wlan_hdd_cfg80211_extscan_set_ssid_hotlist(wiphy, wdev, data, |
| 4450 | data_len); |
| 4451 | cds_ssr_unprotect(__func__); |
| 4452 | |
| 4453 | return ret; |
| 4454 | } |
| 4455 | |
| 4456 | /* |
| 4457 | * define short names for the global vendor params |
| 4458 | * used by __wlan_hdd_cfg80211_extscan_reset_ssid_hotlist() |
| 4459 | */ |
| 4460 | #define PARAM_MAX \ |
| 4461 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX |
| 4462 | #define PARAM_REQUEST_ID \ |
| 4463 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID |
| 4464 | |
| 4465 | /** |
| 4466 | * __wlan_hdd_cfg80211_extscan_reset_ssid_hotlist() - reset ssid hot list |
| 4467 | * @wiphy: Pointer to wireless phy |
| 4468 | * @wdev: Pointer to wireless device |
| 4469 | * @data: Pointer to data |
| 4470 | * @data_len: Data length |
| 4471 | * |
| 4472 | * Return: 0 on success, negative errno on failure |
| 4473 | */ |
| 4474 | static int |
| 4475 | __wlan_hdd_cfg80211_extscan_reset_ssid_hotlist(struct wiphy *wiphy, |
| 4476 | struct wireless_dev *wdev, |
| 4477 | const void *data, |
| 4478 | int data_len) |
| 4479 | { |
| 4480 | struct sir_set_ssid_hotlist_request *request; |
| 4481 | struct net_device *dev = wdev->netdev; |
| 4482 | hdd_adapter_t *adapter = WLAN_HDD_GET_PRIV_PTR(dev); |
| 4483 | hdd_context_t *hdd_ctx = wiphy_priv(wiphy); |
| 4484 | struct nlattr *tb[PARAM_MAX + 1]; |
| 4485 | struct hdd_ext_scan_context *context; |
| 4486 | uint32_t request_id; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 4487 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4488 | int retval; |
| 4489 | unsigned long rc; |
| 4490 | |
Jeff Johnson | 1f61b61 | 2016-02-12 16:28:33 -0800 | [diff] [blame^] | 4491 | ENTER_DEV(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4492 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 4493 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4494 | hdd_err("Command not allowed in FTM mode"); |
| 4495 | return -EPERM; |
| 4496 | } |
| 4497 | |
| 4498 | retval = wlan_hdd_validate_context(hdd_ctx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 4499 | if (0 != retval) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4500 | return -EINVAL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4501 | |
| 4502 | if (nla_parse(tb, PARAM_MAX, |
| 4503 | data, data_len, |
| 4504 | wlan_hdd_extscan_config_policy)) { |
| 4505 | hddLog(LOGE, FL("Invalid ATTR")); |
| 4506 | return -EINVAL; |
| 4507 | } |
| 4508 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4509 | request = qdf_mem_malloc(sizeof(*request)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4510 | if (!request) { |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4511 | hddLog(LOGE, FL("qdf_mem_malloc failed")); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4512 | return -ENOMEM; |
| 4513 | } |
| 4514 | |
| 4515 | /* Parse and fetch request Id */ |
| 4516 | if (!tb[PARAM_REQUEST_ID]) { |
| 4517 | hddLog(LOGE, FL("attr request id failed")); |
| 4518 | goto fail; |
| 4519 | } |
| 4520 | |
| 4521 | request->request_id = nla_get_u32(tb[PARAM_REQUEST_ID]); |
| 4522 | hddLog(LOG1, FL("Request Id %d"), request->request_id); |
| 4523 | |
| 4524 | request->session_id = adapter->sessionId; |
| 4525 | hddLog(LOG1, FL("Session Id %d"), request->session_id); |
| 4526 | |
| 4527 | request->lost_ssid_sample_size = 0; |
| 4528 | request->ssid_count = 0; |
| 4529 | |
| 4530 | context = &ext_scan_context; |
| 4531 | spin_lock(&context->context_lock); |
| 4532 | INIT_COMPLETION(context->response_event); |
| 4533 | context->request_id = request_id = request->request_id; |
| 4534 | spin_unlock(&context->context_lock); |
| 4535 | |
| 4536 | status = sme_set_ssid_hotlist(hdd_ctx->hHal, request); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 4537 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4538 | hddLog(LOGE, |
| 4539 | FL("sme_reset_ssid_hotlist failed(err=%d)"), status); |
| 4540 | goto fail; |
| 4541 | } |
| 4542 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4543 | qdf_mem_free(request); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4544 | |
| 4545 | /* request was sent -- wait for the response */ |
| 4546 | rc = wait_for_completion_timeout(&context->response_event, |
| 4547 | msecs_to_jiffies |
| 4548 | (WLAN_WAIT_TIME_EXTSCAN)); |
| 4549 | if (!rc) { |
| 4550 | hddLog(LOGE, FL("sme_reset_ssid_hotlist timed out")); |
| 4551 | retval = -ETIMEDOUT; |
| 4552 | } else { |
| 4553 | spin_lock(&context->context_lock); |
| 4554 | if (context->request_id == request_id) |
| 4555 | retval = context->response_status; |
| 4556 | else |
| 4557 | retval = -EINVAL; |
| 4558 | spin_unlock(&context->context_lock); |
| 4559 | } |
| 4560 | |
| 4561 | return retval; |
| 4562 | |
| 4563 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4564 | qdf_mem_free(request); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4565 | return -EINVAL; |
| 4566 | } |
| 4567 | |
| 4568 | /* |
| 4569 | * done with short names for the global vendor params |
| 4570 | * used by wlan_hdd_cfg80211_extscan_reset_ssid_hotlist() |
| 4571 | */ |
| 4572 | #undef PARAM_MAX |
| 4573 | #undef PARAM_REQUEST_ID |
| 4574 | |
| 4575 | /** |
| 4576 | * wlan_hdd_cfg80211_extscan_reset_ssid_hotlist() - reset ssid hot list |
| 4577 | * @wiphy: Pointer to wireless phy |
| 4578 | * @wdev: Pointer to wireless device |
| 4579 | * @data: Pointer to data |
| 4580 | * @data_len: Data length |
| 4581 | * |
| 4582 | * Return: 0 on success, negative errno on failure |
| 4583 | */ |
| 4584 | int |
| 4585 | wlan_hdd_cfg80211_extscan_reset_ssid_hotlist(struct wiphy *wiphy, |
| 4586 | struct wireless_dev *wdev, |
| 4587 | const void *data, |
| 4588 | int data_len) |
| 4589 | { |
| 4590 | int ret; |
| 4591 | |
| 4592 | cds_ssr_protect(__func__); |
| 4593 | ret = __wlan_hdd_cfg80211_extscan_reset_ssid_hotlist(wiphy, wdev, |
| 4594 | data, data_len); |
| 4595 | cds_ssr_unprotect(__func__); |
| 4596 | |
| 4597 | return ret; |
| 4598 | } |
| 4599 | |
| 4600 | /** |
| 4601 | * wlan_hdd_init_completion_extwow() - Initialize ext wow variable |
| 4602 | * @hdd_ctx: Global HDD context |
| 4603 | * |
| 4604 | * Return: none |
| 4605 | */ |
| 4606 | #ifdef WLAN_FEATURE_EXTWOW_SUPPORT |
| 4607 | static inline void wlan_hdd_init_completion_extwow(hdd_context_t *pHddCtx) |
| 4608 | { |
| 4609 | init_completion(&pHddCtx->ready_to_extwow); |
| 4610 | } |
| 4611 | #else |
| 4612 | static inline void wlan_hdd_init_completion_extwow(hdd_context_t *pHddCtx) |
| 4613 | { |
| 4614 | return; |
| 4615 | } |
| 4616 | #endif |
| 4617 | |
| 4618 | /** |
| 4619 | * wlan_hdd_cfg80211_extscan_init() - Initialize the ExtScan feature |
| 4620 | * @hdd_ctx: Global HDD context |
| 4621 | * |
| 4622 | * Return: none |
| 4623 | */ |
| 4624 | void wlan_hdd_cfg80211_extscan_init(hdd_context_t *hdd_ctx) |
| 4625 | { |
| 4626 | wlan_hdd_init_completion_extwow(hdd_ctx); |
| 4627 | init_completion(&ext_scan_context.response_event); |
| 4628 | spin_lock_init(&ext_scan_context.context_lock); |
| 4629 | } |
| 4630 | |
| 4631 | #endif /* FEATURE_WLAN_EXTSCAN */ |