Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1 | /* |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 2 | * Copyright (c) 2012-2018 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" |
Amar Singhal | ea10a87 | 2016-08-23 15:31:45 -0700 | [diff] [blame] | 32 | #include "wlan_hdd_regulatory.h" |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 33 | #include "cds_utils.h" |
| 34 | #include "cds_sched.h" |
Sandeep Puligilla | fdd201e | 2017-02-02 18:43:46 -0800 | [diff] [blame] | 35 | #include <qca_vendor.h> |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 36 | |
| 37 | /* amount of time to wait for a synchronous request/response operation */ |
| 38 | #define WLAN_WAIT_TIME_EXTSCAN 1000 |
| 39 | |
| 40 | /** |
| 41 | * struct hdd_ext_scan_context - hdd ext scan context |
| 42 | * @request_id: userspace-assigned ID associated with the request |
| 43 | * @response_event: Ext scan wait event |
| 44 | * @response_status: Status returned by FW in response to a request |
| 45 | * @ignore_cached_results: Flag to ignore cached results or not |
| 46 | * @context_lock: Spinlock to serialize all context accesses |
| 47 | * @capability_response: Ext scan capability response data from target |
Mukul Sharma | fa937be | 2016-08-12 18:13:36 +0530 | [diff] [blame] | 48 | * @buckets_scanned: bitmask of buckets scanned in extscan cycle |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 49 | */ |
| 50 | struct hdd_ext_scan_context { |
| 51 | uint32_t request_id; |
| 52 | int response_status; |
| 53 | bool ignore_cached_results; |
| 54 | struct completion response_event; |
| 55 | spinlock_t context_lock; |
| 56 | struct ext_scan_capabilities_response capability_response; |
Mukul Sharma | fa937be | 2016-08-12 18:13:36 +0530 | [diff] [blame] | 57 | uint32_t buckets_scanned; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 58 | }; |
| 59 | static struct hdd_ext_scan_context ext_scan_context; |
| 60 | |
| 61 | static const struct nla_policy wlan_hdd_extscan_config_policy |
| 62 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX + 1] = { |
| 63 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID] = { |
| 64 | .type = NLA_U32}, |
| 65 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_GET_VALID_CHANNELS_CONFIG_PARAM_WIFI_BAND] = { |
| 66 | .type = NLA_U32}, |
SaidiReddy Yenuga | 88680b0 | 2017-05-26 18:26:09 +0530 | [diff] [blame] | 67 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_GET_VALID_CHANNELS_CONFIG_PARAM_MAX_CHANNELS] = { |
| 68 | .type = NLA_U32}, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 69 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC_CHANNEL] = {.type = NLA_U32}, |
| 70 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC_DWELL_TIME] = { |
| 71 | .type = NLA_U32}, |
| 72 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC_PASSIVE] = {.type = NLA_U8}, |
| 73 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC_CLASS] = {.type = NLA_U8}, |
| 74 | |
| 75 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_INDEX] = {.type = NLA_U8}, |
| 76 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_BAND] = {.type = NLA_U8}, |
| 77 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_PERIOD] = {.type = NLA_U32}, |
| 78 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_REPORT_EVENTS] = { |
| 79 | .type = NLA_U8}, |
| 80 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_NUM_CHANNEL_SPECS] = { |
| 81 | .type = NLA_U32}, |
| 82 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SCAN_CMD_PARAMS_BASE_PERIOD] = { |
| 83 | .type = NLA_U32}, |
| 84 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SCAN_CMD_PARAMS_MAX_AP_PER_SCAN] = { |
| 85 | .type = NLA_U32}, |
| 86 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SCAN_CMD_PARAMS_REPORT_THRESHOLD_PERCENT] = { |
| 87 | .type = NLA_U8}, |
| 88 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SCAN_CMD_PARAMS_REPORT_THRESHOLD_NUM_SCANS] = { |
| 89 | .type = NLA_U8 }, |
| 90 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SCAN_CMD_PARAMS_NUM_BUCKETS] = { |
| 91 | .type = NLA_U8}, |
| 92 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_GET_CACHED_SCAN_RESULTS_CONFIG_PARAM_FLUSH] = { |
| 93 | .type = NLA_U8}, |
| 94 | |
| 95 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_GET_CACHED_SCAN_RESULTS_CONFIG_PARAM_MAX] = { |
| 96 | .type = NLA_U32}, |
| 97 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_BSSID] = { |
Jeff Johnson | 19a5a7e | 2017-06-15 14:51:26 -0700 | [diff] [blame] | 98 | .type = NLA_UNSPEC, |
| 99 | .len = QDF_MAC_ADDR_SIZE}, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 100 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_RSSI_LOW] = { |
| 101 | .type = NLA_S32}, |
| 102 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_RSSI_HIGH] = { |
| 103 | .type = NLA_S32}, |
| 104 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_CHANNEL] = { |
| 105 | .type = NLA_U32}, |
| 106 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_BSSID_HOTLIST_PARAMS_NUM_AP] = { |
| 107 | .type = NLA_U32}, |
| 108 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_RSSI_SAMPLE_SIZE] = { |
| 109 | .type = NLA_U32}, |
| 110 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_LOST_AP_SAMPLE_SIZE] = { |
| 111 | .type = NLA_U32}, |
| 112 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_MIN_BREACHING] = { |
| 113 | .type = NLA_U32}, |
| 114 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_NUM_AP] = { |
| 115 | .type = NLA_U32}, |
Jeff Johnson | 20b5dc3 | 2017-06-01 11:03:19 -0700 | [diff] [blame] | 116 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_MAX_PERIOD] = { |
| 117 | .type = NLA_U32}, |
| 118 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_BASE] = { |
| 119 | .type = NLA_U32}, |
| 120 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_STEP_COUNT] = { |
| 121 | .type = NLA_U32}, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 122 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SSID_THRESHOLD_PARAM_SSID] = { |
| 123 | .type = NLA_BINARY, |
| 124 | .len = IEEE80211_MAX_SSID_LEN + 1 }, |
| 125 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SSID_HOTLIST_PARAMS_LOST_SSID_SAMPLE_SIZE] = { |
| 126 | .type = NLA_U32 }, |
| 127 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SSID_HOTLIST_PARAMS_NUM_SSID] = { |
| 128 | .type = NLA_U32 }, |
| 129 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SSID_THRESHOLD_PARAM_BAND] = { |
| 130 | .type = NLA_U8 }, |
| 131 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SSID_THRESHOLD_PARAM_RSSI_LOW] = { |
| 132 | .type = NLA_S32 }, |
| 133 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SSID_THRESHOLD_PARAM_RSSI_HIGH] = { |
| 134 | .type = NLA_S32 }, |
| 135 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_CONFIGURATION_FLAGS] = { |
| 136 | .type = NLA_U32 }, |
SaidiReddy Yenuga | dec1bfc | 2017-06-05 16:11:56 +0530 | [diff] [blame] | 137 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_BSSID_HOTLIST_PARAMS_LOST_AP_SAMPLE_SIZE] = { |
| 138 | .type = NLA_U32}, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 139 | }; |
| 140 | |
| 141 | static const struct nla_policy |
Jeff Johnson | fa484bb | 2016-11-09 09:01:10 -0800 | [diff] [blame] | 142 | wlan_hdd_pno_config_policy[QCA_WLAN_VENDOR_ATTR_PNO_MAX + 1] = { |
Jeff Johnson | a6e61b1 | 2017-06-02 15:44:36 -0700 | [diff] [blame] | 143 | [QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_LIST_PARAM_NUM] = { |
| 144 | .type = NLA_U32 |
| 145 | }, |
| 146 | [QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_NETWORK_PARAM_ID] = { |
| 147 | .type = NLA_U32 |
| 148 | }, |
Jeff Johnson | fa484bb | 2016-11-09 09:01:10 -0800 | [diff] [blame] | 149 | [QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_NUM_NETWORKS] = { |
| 150 | .type = NLA_U32 |
| 151 | }, |
| 152 | [QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORK_SSID] = { |
| 153 | .type = NLA_BINARY, |
| 154 | .len = IEEE80211_MAX_SSID_LEN + 1 |
| 155 | }, |
| 156 | [QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORK_FLAGS] = { |
| 157 | .type = NLA_U8 |
| 158 | }, |
| 159 | [QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORK_AUTH_BIT] = { |
| 160 | .type = NLA_U8 |
| 161 | }, |
Jeff Johnson | a6e61b1 | 2017-06-02 15:44:36 -0700 | [diff] [blame] | 162 | [QCA_WLAN_VENDOR_ATTR_EPNO_MIN5GHZ_RSSI] = { |
| 163 | .type = NLA_U32 |
| 164 | }, |
| 165 | [QCA_WLAN_VENDOR_ATTR_EPNO_MIN24GHZ_RSSI] = { |
| 166 | .type = NLA_U32 |
| 167 | }, |
| 168 | [QCA_WLAN_VENDOR_ATTR_EPNO_INITIAL_SCORE_MAX] = { |
| 169 | .type = NLA_U32 |
| 170 | }, |
| 171 | [QCA_WLAN_VENDOR_ATTR_EPNO_CURRENT_CONNECTION_BONUS] = { |
| 172 | .type = NLA_U32 |
| 173 | }, |
| 174 | [QCA_WLAN_VENDOR_ATTR_EPNO_SAME_NETWORK_BONUS] = { |
| 175 | .type = NLA_U32 |
| 176 | }, |
| 177 | [QCA_WLAN_VENDOR_ATTR_EPNO_SECURE_BONUS] = { |
| 178 | .type = NLA_U32 |
| 179 | }, |
| 180 | [QCA_WLAN_VENDOR_ATTR_EPNO_BAND5GHZ_BONUS] = { |
| 181 | .type = NLA_U32 |
| 182 | }, |
Ashish Kumar Dhanotiya | 1f6df4d | 2017-08-21 14:07:23 +0530 | [diff] [blame] | 183 | [QCA_WLAN_VENDOR_ATTR_PNO_CONFIG_REQUEST_ID] = { |
| 184 | .type = NLA_U32 |
| 185 | }, |
Jeff Johnson | fa484bb | 2016-11-09 09:01:10 -0800 | [diff] [blame] | 186 | }; |
| 187 | |
| 188 | static const struct nla_policy |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 189 | wlan_hdd_extscan_results_policy[QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_MAX + 1] = { |
| 190 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_BEACON_PERIOD] = { |
| 191 | .type = NLA_U16}, |
| 192 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_CAPABILITY] = { |
| 193 | .type = NLA_U16}, |
| 194 | }; |
| 195 | |
| 196 | /** |
| 197 | * wlan_hdd_cfg80211_extscan_get_capabilities_rsp() - response from target |
| 198 | * @ctx: Pointer to hdd context |
| 199 | * @data: Pointer to ext scan capabilities response from fw |
| 200 | * |
| 201 | * Return: None |
| 202 | */ |
| 203 | static void |
| 204 | wlan_hdd_cfg80211_extscan_get_capabilities_rsp(void *ctx, |
| 205 | struct ext_scan_capabilities_response *data) |
| 206 | { |
| 207 | struct hdd_ext_scan_context *context; |
Jeff Johnson | 9755a51 | 2017-08-28 12:01:57 -0700 | [diff] [blame] | 208 | struct hdd_context *hdd_ctx = ctx; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 209 | |
Dustin Brown | 491d54b | 2018-03-14 12:39:11 -0700 | [diff] [blame] | 210 | hdd_enter(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 211 | |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 212 | if (wlan_hdd_validate_context(hdd_ctx)) |
| 213 | return; |
| 214 | if (!data) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 215 | hdd_err("data is null"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 216 | return; |
| 217 | } |
| 218 | |
| 219 | context = &ext_scan_context; |
| 220 | |
| 221 | spin_lock(&context->context_lock); |
| 222 | /* validate response received from target*/ |
| 223 | if (context->request_id != data->requestId) { |
| 224 | spin_unlock(&context->context_lock); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 225 | hdd_err("Target response id did not match. request_id: %d response_id: %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 226 | context->request_id, data->requestId); |
| 227 | return; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 228 | } |
| 229 | |
Jeff Johnson | 6875531 | 2017-02-10 11:46:55 -0800 | [diff] [blame] | 230 | context->capability_response = *data; |
| 231 | complete(&context->response_event); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 232 | spin_unlock(&context->context_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 233 | } |
| 234 | |
| 235 | /* |
| 236 | * define short names for the global vendor params |
| 237 | * used by hdd_extscan_nl_fill_bss() |
| 238 | */ |
| 239 | #define PARAM_TIME_STAMP \ |
| 240 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_TIME_STAMP |
| 241 | #define PARAM_SSID \ |
| 242 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_SSID |
| 243 | #define PARAM_BSSID \ |
| 244 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_BSSID |
| 245 | #define PARAM_CHANNEL \ |
| 246 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_CHANNEL |
| 247 | #define PARAM_RSSI \ |
| 248 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_RSSI |
| 249 | #define PARAM_RTT \ |
| 250 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_RTT |
| 251 | #define PARAM_RTT_SD \ |
| 252 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_RTT_SD |
| 253 | #define PARAM_BEACON_PERIOD \ |
| 254 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_BEACON_PERIOD |
| 255 | #define PARAM_CAPABILITY \ |
| 256 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_CAPABILITY |
| 257 | #define PARAM_IE_LENGTH \ |
| 258 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_IE_LENGTH |
| 259 | #define PARAM_IE_DATA \ |
| 260 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_IE_DATA |
| 261 | |
| 262 | /** hdd_extscan_nl_fill_bss() - extscan nl fill bss |
| 263 | * @skb: socket buffer |
| 264 | * @ap: bss information |
| 265 | * @idx: nesting index |
| 266 | * |
| 267 | * Return: 0 on success; error number otherwise |
| 268 | */ |
| 269 | static int hdd_extscan_nl_fill_bss(struct sk_buff *skb, tSirWifiScanResult *ap, |
| 270 | int idx) |
| 271 | { |
| 272 | struct nlattr *nla_ap; |
| 273 | |
| 274 | nla_ap = nla_nest_start(skb, idx); |
| 275 | if (!nla_ap) |
| 276 | return -EINVAL; |
| 277 | |
Dustin Brown | bb7e2f5 | 2016-10-17 12:16:35 -0700 | [diff] [blame] | 278 | if (hdd_wlan_nla_put_u64(skb, PARAM_TIME_STAMP, ap->ts) || |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 279 | nla_put(skb, PARAM_SSID, sizeof(ap->ssid), ap->ssid) || |
| 280 | nla_put(skb, PARAM_BSSID, sizeof(ap->bssid), ap->bssid.bytes) || |
| 281 | nla_put_u32(skb, PARAM_CHANNEL, ap->channel) || |
| 282 | nla_put_s32(skb, PARAM_RSSI, ap->rssi) || |
| 283 | nla_put_u32(skb, PARAM_RTT, ap->rtt) || |
| 284 | nla_put_u32(skb, PARAM_RTT_SD, ap->rtt_sd) || |
| 285 | nla_put_u16(skb, PARAM_BEACON_PERIOD, ap->beaconPeriod) || |
| 286 | nla_put_u16(skb, PARAM_CAPABILITY, ap->capability) || |
| 287 | nla_put_u16(skb, PARAM_IE_LENGTH, ap->ieLength)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 288 | hdd_err("put fail"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 289 | return -EINVAL; |
| 290 | } |
| 291 | |
| 292 | if (ap->ieLength) |
| 293 | if (nla_put(skb, PARAM_IE_DATA, ap->ieLength, ap->ieData)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 294 | hdd_err("put fail"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 295 | return -EINVAL; |
| 296 | } |
| 297 | |
| 298 | nla_nest_end(skb, nla_ap); |
| 299 | |
| 300 | return 0; |
| 301 | } |
| 302 | /* |
| 303 | * done with short names for the global vendor params |
| 304 | * used by hdd_extscan_nl_fill_bss() |
| 305 | */ |
| 306 | #undef PARAM_TIME_STAMP |
| 307 | #undef PARAM_SSID |
| 308 | #undef PARAM_BSSID |
| 309 | #undef PARAM_CHANNEL |
| 310 | #undef PARAM_RSSI |
| 311 | #undef PARAM_RTT |
| 312 | #undef PARAM_RTT_SD |
| 313 | #undef PARAM_BEACON_PERIOD |
| 314 | #undef PARAM_CAPABILITY |
| 315 | #undef PARAM_IE_LENGTH |
| 316 | #undef PARAM_IE_DATA |
| 317 | |
| 318 | /** wlan_hdd_cfg80211_extscan_cached_results_ind() - get cached results |
| 319 | * @ctx: hdd global context |
| 320 | * @data: cached results |
| 321 | * |
| 322 | * This function reads the cached results %data, populated the NL |
| 323 | * attributes and sends the NL event to the upper layer. |
| 324 | * |
| 325 | * Return: none |
| 326 | */ |
| 327 | static void |
| 328 | wlan_hdd_cfg80211_extscan_cached_results_ind(void *ctx, |
| 329 | struct extscan_cached_scan_results *data) |
| 330 | { |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 331 | struct hdd_context *hdd_ctx = ctx; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 332 | struct sk_buff *skb = NULL; |
| 333 | struct hdd_ext_scan_context *context; |
| 334 | struct extscan_cached_scan_result *result; |
| 335 | tSirWifiScanResult *ap; |
| 336 | uint32_t i, j, nl_buf_len; |
| 337 | bool ignore_cached_results = false; |
| 338 | |
Srinivas Girigowda | dbfb264 | 2016-08-28 21:32:38 -0700 | [diff] [blame] | 339 | /* ENTER() intentionally not used in a frequently invoked API */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 340 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 341 | if (wlan_hdd_validate_context(hdd_ctx)) |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 342 | return; |
| 343 | if (!data) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 344 | hdd_err("data is null"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 345 | return; |
| 346 | } |
| 347 | |
| 348 | context = &ext_scan_context; |
| 349 | spin_lock(&context->context_lock); |
| 350 | ignore_cached_results = context->ignore_cached_results; |
| 351 | spin_unlock(&context->context_lock); |
| 352 | |
| 353 | if (ignore_cached_results) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 354 | hdd_err("Ignore the cached results received after timeout"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 355 | return; |
| 356 | } |
| 357 | |
| 358 | #define EXTSCAN_CACHED_NEST_HDRLEN NLA_HDRLEN |
| 359 | #define EXTSCAN_CACHED_NL_FIXED_TLV \ |
| 360 | ((sizeof(data->request_id) + NLA_HDRLEN) + \ |
| 361 | (sizeof(data->num_scan_ids) + NLA_HDRLEN) + \ |
| 362 | (sizeof(data->more_data) + NLA_HDRLEN)) |
| 363 | #define EXTSCAN_CACHED_NL_SCAN_ID_TLV \ |
| 364 | ((sizeof(result->scan_id) + NLA_HDRLEN) + \ |
| 365 | (sizeof(result->flags) + NLA_HDRLEN) + \ |
Mukul Sharma | f7cb3ab | 2016-08-12 19:53:52 +0530 | [diff] [blame] | 366 | (sizeof(result->num_results) + NLA_HDRLEN))+ \ |
| 367 | (sizeof(result->buckets_scanned) + NLA_HDRLEN) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 368 | #define EXTSCAN_CACHED_NL_SCAN_RESULTS_TLV \ |
| 369 | ((sizeof(ap->ts) + NLA_HDRLEN) + \ |
| 370 | (sizeof(ap->ssid) + NLA_HDRLEN) + \ |
| 371 | (sizeof(ap->bssid) + NLA_HDRLEN) + \ |
| 372 | (sizeof(ap->channel) + NLA_HDRLEN) + \ |
| 373 | (sizeof(ap->rssi) + NLA_HDRLEN) + \ |
| 374 | (sizeof(ap->rtt) + NLA_HDRLEN) + \ |
| 375 | (sizeof(ap->rtt_sd) + NLA_HDRLEN) + \ |
| 376 | (sizeof(ap->beaconPeriod) + NLA_HDRLEN) + \ |
| 377 | (sizeof(ap->capability) + NLA_HDRLEN) + \ |
| 378 | (sizeof(ap->ieLength) + NLA_HDRLEN)) |
| 379 | #define EXTSCAN_CACHED_NL_SCAN_RESULTS_IE_DATA_TLV \ |
| 380 | (ap->ieLength + NLA_HDRLEN) |
| 381 | |
| 382 | nl_buf_len = NLMSG_HDRLEN; |
| 383 | nl_buf_len += EXTSCAN_CACHED_NL_FIXED_TLV; |
| 384 | if (data->num_scan_ids) { |
| 385 | nl_buf_len += sizeof(result->scan_id) + NLA_HDRLEN; |
| 386 | nl_buf_len += EXTSCAN_CACHED_NEST_HDRLEN; |
| 387 | result = &data->result[0]; |
| 388 | for (i = 0; i < data->num_scan_ids; i++) { |
| 389 | nl_buf_len += EXTSCAN_CACHED_NEST_HDRLEN; |
| 390 | nl_buf_len += EXTSCAN_CACHED_NL_SCAN_ID_TLV; |
| 391 | nl_buf_len += EXTSCAN_CACHED_NEST_HDRLEN; |
| 392 | |
| 393 | ap = &result->ap[0]; |
| 394 | for (j = 0; j < result->num_results; j++) { |
| 395 | nl_buf_len += EXTSCAN_CACHED_NEST_HDRLEN; |
| 396 | nl_buf_len += |
| 397 | EXTSCAN_CACHED_NL_SCAN_RESULTS_TLV; |
| 398 | if (ap->ieLength) |
| 399 | nl_buf_len += |
| 400 | EXTSCAN_CACHED_NL_SCAN_RESULTS_IE_DATA_TLV; |
| 401 | ap++; |
| 402 | } |
| 403 | result++; |
| 404 | } |
| 405 | } |
| 406 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 407 | skb = cfg80211_vendor_cmd_alloc_reply_skb(hdd_ctx->wiphy, nl_buf_len); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 408 | |
| 409 | if (!skb) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 410 | hdd_err("cfg80211_vendor_cmd_alloc_reply_skb failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 411 | goto fail; |
| 412 | } |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 413 | hdd_debug("Req Id %u Num_scan_ids %u More Data %u", |
Mukul Sharma | f7cb3ab | 2016-08-12 19:53:52 +0530 | [diff] [blame] | 414 | data->request_id, data->num_scan_ids, data->more_data); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 415 | |
| 416 | result = &data->result[0]; |
| 417 | for (i = 0; i < data->num_scan_ids; i++) { |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 418 | hdd_debug("[i=%d] scan_id %u flags %u num_results %u buckets scanned %u", |
Mukul Sharma | f7cb3ab | 2016-08-12 19:53:52 +0530 | [diff] [blame] | 419 | i, result->scan_id, result->flags, result->num_results, |
| 420 | result->buckets_scanned); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 421 | |
| 422 | ap = &result->ap[0]; |
| 423 | for (j = 0; j < result->num_results; j++) { |
| 424 | /* |
| 425 | * Firmware returns timestamp from ext scan start till |
| 426 | * BSSID was cached (in micro seconds). Add this with |
| 427 | * time gap between system boot up to ext scan start |
| 428 | * to derive the time since boot when the |
| 429 | * BSSID was cached. |
| 430 | */ |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 431 | ap->ts += hdd_ctx->ext_scan_start_since_boot; |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 432 | hdd_debug("Timestamp %llu " |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 433 | "Ssid: %s " |
| 434 | "Bssid (" MAC_ADDRESS_STR ") " |
| 435 | "Channel %u " |
| 436 | "Rssi %d " |
| 437 | "RTT %u " |
| 438 | "RTT_SD %u " |
| 439 | "Beacon Period %u " |
| 440 | "Capability 0x%x " |
| 441 | "Ie length %d", |
| 442 | ap->ts, |
| 443 | ap->ssid, |
| 444 | MAC_ADDR_ARRAY(ap->bssid.bytes), |
| 445 | ap->channel, |
| 446 | ap->rssi, |
| 447 | ap->rtt, |
| 448 | ap->rtt_sd, |
| 449 | ap->beaconPeriod, |
| 450 | ap->capability, |
| 451 | ap->ieLength); |
| 452 | ap++; |
| 453 | } |
| 454 | result++; |
| 455 | } |
| 456 | |
| 457 | if (nla_put_u32(skb, QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_REQUEST_ID, |
| 458 | data->request_id) || |
| 459 | nla_put_u32(skb, |
SaidiReddy Yenuga | e14cfb8 | 2017-05-04 18:50:37 +0530 | [diff] [blame] | 460 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_NUM_RESULTS_AVAILABLE, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 461 | data->num_scan_ids) || |
| 462 | nla_put_u8(skb, |
| 463 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_MORE_DATA, |
| 464 | data->more_data)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 465 | hdd_err("put fail"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 466 | goto fail; |
| 467 | } |
| 468 | |
| 469 | if (data->num_scan_ids) { |
| 470 | struct nlattr *nla_results; |
Srinivas Girigowda | cf2d0af | 2017-03-25 12:03:15 -0700 | [diff] [blame] | 471 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 472 | result = &data->result[0]; |
| 473 | |
| 474 | if (nla_put_u32(skb, |
| 475 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_CACHED_RESULTS_SCAN_ID, |
| 476 | result->scan_id)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 477 | hdd_err("put fail"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 478 | goto fail; |
| 479 | } |
| 480 | nla_results = nla_nest_start(skb, |
| 481 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_CACHED_RESULTS_LIST); |
| 482 | if (!nla_results) |
| 483 | goto fail; |
| 484 | |
| 485 | for (i = 0; i < data->num_scan_ids; i++) { |
| 486 | struct nlattr *nla_result; |
| 487 | struct nlattr *nla_aps; |
| 488 | |
| 489 | nla_result = nla_nest_start(skb, i); |
| 490 | if (!nla_result) |
| 491 | goto fail; |
| 492 | |
| 493 | if (nla_put_u32(skb, |
| 494 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_CACHED_RESULTS_SCAN_ID, |
| 495 | result->scan_id) || |
| 496 | nla_put_u32(skb, |
| 497 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_CACHED_RESULTS_FLAGS, |
| 498 | result->flags) || |
| 499 | nla_put_u32(skb, |
Mukul Sharma | fa937be | 2016-08-12 18:13:36 +0530 | [diff] [blame] | 500 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_BUCKETS_SCANNED, |
Mukul Sharma | f7cb3ab | 2016-08-12 19:53:52 +0530 | [diff] [blame] | 501 | result->buckets_scanned) || |
Mukul Sharma | fa937be | 2016-08-12 18:13:36 +0530 | [diff] [blame] | 502 | nla_put_u32(skb, |
SaidiReddy Yenuga | e14cfb8 | 2017-05-04 18:50:37 +0530 | [diff] [blame] | 503 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_NUM_RESULTS_AVAILABLE, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 504 | result->num_results)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 505 | hdd_err("put fail"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 506 | goto fail; |
| 507 | } |
| 508 | |
| 509 | nla_aps = nla_nest_start(skb, |
| 510 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_LIST); |
| 511 | if (!nla_aps) |
| 512 | goto fail; |
| 513 | |
| 514 | ap = &result->ap[0]; |
| 515 | for (j = 0; j < result->num_results; j++) { |
| 516 | if (hdd_extscan_nl_fill_bss(skb, ap, j)) |
| 517 | goto fail; |
| 518 | |
| 519 | ap++; |
| 520 | } |
| 521 | nla_nest_end(skb, nla_aps); |
| 522 | nla_nest_end(skb, nla_result); |
| 523 | result++; |
| 524 | } |
| 525 | nla_nest_end(skb, nla_results); |
| 526 | } |
| 527 | |
| 528 | cfg80211_vendor_cmd_reply(skb); |
| 529 | |
| 530 | if (!data->more_data) { |
| 531 | spin_lock(&context->context_lock); |
| 532 | context->response_status = 0; |
| 533 | complete(&context->response_event); |
| 534 | spin_unlock(&context->context_lock); |
| 535 | } |
| 536 | return; |
| 537 | |
| 538 | fail: |
| 539 | if (skb) |
| 540 | kfree_skb(skb); |
| 541 | |
| 542 | spin_lock(&context->context_lock); |
| 543 | context->response_status = -EINVAL; |
| 544 | spin_unlock(&context->context_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 545 | } |
| 546 | |
| 547 | /** |
| 548 | * wlan_hdd_cfg80211_extscan_hotlist_match_ind() - hot list match ind |
| 549 | * @ctx: Pointer to hdd context |
| 550 | * @pData: Pointer to ext scan result event |
| 551 | * |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 552 | * This callback execute in atomic context and must not invoke any |
| 553 | * blocking calls. |
| 554 | * |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 555 | * Return: none |
| 556 | */ |
| 557 | static void |
| 558 | wlan_hdd_cfg80211_extscan_hotlist_match_ind(void *ctx, |
| 559 | struct extscan_hotlist_match *data) |
| 560 | { |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 561 | struct hdd_context *hdd_ctx = ctx; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 562 | struct sk_buff *skb = NULL; |
| 563 | uint32_t i, index; |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 564 | int flags = cds_get_gfp_flags(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 565 | |
Dustin Brown | 491d54b | 2018-03-14 12:39:11 -0700 | [diff] [blame] | 566 | hdd_enter(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 567 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 568 | if (wlan_hdd_validate_context(hdd_ctx)) |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 569 | return; |
| 570 | if (!data) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 571 | hdd_err("data is null"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 572 | return; |
| 573 | } |
| 574 | |
| 575 | if (data->ap_found) |
| 576 | index = QCA_NL80211_VENDOR_SUBCMD_EXTSCAN_HOTLIST_AP_FOUND_INDEX; |
| 577 | else |
| 578 | index = QCA_NL80211_VENDOR_SUBCMD_EXTSCAN_HOTLIST_AP_LOST_INDEX; |
| 579 | |
| 580 | skb = cfg80211_vendor_event_alloc( |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 581 | hdd_ctx->wiphy, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 582 | NULL, |
| 583 | EXTSCAN_EVENT_BUF_SIZE + NLMSG_HDRLEN, |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 584 | index, flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 585 | |
| 586 | if (!skb) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 587 | hdd_err("cfg80211_vendor_event_alloc failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 588 | return; |
| 589 | } |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 590 | hdd_debug("Req Id: %u Num_APs: %u MoreData: %u ap_found: %u", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 591 | data->requestId, data->numOfAps, data->moreData, |
| 592 | data->ap_found); |
| 593 | |
| 594 | for (i = 0; i < data->numOfAps; i++) { |
Anurag Chouhan | 50220ce | 2016-02-18 20:11:33 +0530 | [diff] [blame] | 595 | data->ap[i].ts = qdf_get_monotonic_boottime(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 596 | |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 597 | hdd_debug("[i=%d] Timestamp %llu " |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 598 | "Ssid: %s " |
| 599 | "Bssid (" MAC_ADDRESS_STR ") " |
| 600 | "Channel %u " |
| 601 | "Rssi %d " |
| 602 | "RTT %u " |
| 603 | "RTT_SD %u", |
| 604 | i, |
| 605 | data->ap[i].ts, |
| 606 | data->ap[i].ssid, |
| 607 | MAC_ADDR_ARRAY(data->ap[i].bssid.bytes), |
| 608 | data->ap[i].channel, |
| 609 | data->ap[i].rssi, |
| 610 | data->ap[i].rtt, data->ap[i].rtt_sd); |
| 611 | } |
| 612 | |
| 613 | if (nla_put_u32(skb, |
| 614 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_REQUEST_ID, |
| 615 | data->requestId) || |
| 616 | nla_put_u32(skb, |
SaidiReddy Yenuga | e14cfb8 | 2017-05-04 18:50:37 +0530 | [diff] [blame] | 617 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_NUM_RESULTS_AVAILABLE, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 618 | data->numOfAps)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 619 | hdd_err("put fail"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 620 | goto fail; |
| 621 | } |
| 622 | |
| 623 | if (data->numOfAps) { |
| 624 | struct nlattr *aps; |
| 625 | |
| 626 | aps = nla_nest_start(skb, |
| 627 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_LIST); |
| 628 | if (!aps) |
| 629 | goto fail; |
| 630 | |
| 631 | for (i = 0; i < data->numOfAps; i++) { |
| 632 | struct nlattr *ap; |
| 633 | |
| 634 | ap = nla_nest_start(skb, i); |
| 635 | if (!ap) |
| 636 | goto fail; |
| 637 | |
Dustin Brown | bb7e2f5 | 2016-10-17 12:16:35 -0700 | [diff] [blame] | 638 | if (hdd_wlan_nla_put_u64(skb, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 639 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_TIME_STAMP, |
| 640 | data->ap[i].ts) || |
| 641 | nla_put(skb, |
| 642 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_SSID, |
| 643 | sizeof(data->ap[i].ssid), |
| 644 | data->ap[i].ssid) || |
| 645 | nla_put(skb, |
| 646 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_BSSID, |
| 647 | sizeof(data->ap[i].bssid), |
| 648 | data->ap[i].bssid.bytes) || |
| 649 | nla_put_u32(skb, |
| 650 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_CHANNEL, |
| 651 | data->ap[i].channel) || |
| 652 | nla_put_s32(skb, |
| 653 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_RSSI, |
| 654 | data->ap[i].rssi) || |
| 655 | nla_put_u32(skb, |
| 656 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_RTT, |
| 657 | data->ap[i].rtt) || |
| 658 | nla_put_u32(skb, |
| 659 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_RTT_SD, |
| 660 | data->ap[i].rtt_sd)) |
| 661 | goto fail; |
| 662 | |
| 663 | nla_nest_end(skb, ap); |
| 664 | } |
| 665 | nla_nest_end(skb, aps); |
| 666 | |
| 667 | if (nla_put_u8(skb, |
| 668 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_MORE_DATA, |
| 669 | data->moreData)) |
| 670 | goto fail; |
| 671 | } |
| 672 | |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 673 | cfg80211_vendor_event(skb, flags); |
Dustin Brown | e74003f | 2018-03-14 12:51:58 -0700 | [diff] [blame] | 674 | hdd_exit(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 675 | return; |
| 676 | |
| 677 | fail: |
| 678 | kfree_skb(skb); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 679 | } |
| 680 | |
| 681 | /** |
| 682 | * wlan_hdd_cfg80211_extscan_signif_wifi_change_results_ind() - |
| 683 | * significant wifi change results indication |
| 684 | * @ctx: Pointer to hdd context |
| 685 | * @pData: Pointer to signif wifi change event |
| 686 | * |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 687 | * This callback execute in atomic context and must not invoke any |
| 688 | * blocking calls. |
| 689 | * |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 690 | * Return: none |
| 691 | */ |
| 692 | static void |
| 693 | wlan_hdd_cfg80211_extscan_signif_wifi_change_results_ind( |
| 694 | void *ctx, |
| 695 | tpSirWifiSignificantChangeEvent pData) |
| 696 | { |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 697 | struct hdd_context *hdd_ctx = (struct hdd_context *) ctx; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 698 | struct sk_buff *skb = NULL; |
| 699 | tSirWifiSignificantChange *ap_info; |
| 700 | int32_t *rssi; |
| 701 | uint32_t i, j; |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 702 | int flags = cds_get_gfp_flags(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 703 | |
Dustin Brown | 491d54b | 2018-03-14 12:39:11 -0700 | [diff] [blame] | 704 | hdd_enter(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 705 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 706 | if (wlan_hdd_validate_context(hdd_ctx)) |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 707 | return; |
| 708 | if (!pData) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 709 | hdd_err("pData is null"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 710 | return; |
| 711 | } |
| 712 | |
| 713 | skb = cfg80211_vendor_event_alloc( |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 714 | hdd_ctx->wiphy, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 715 | NULL, |
| 716 | EXTSCAN_EVENT_BUF_SIZE + NLMSG_HDRLEN, |
| 717 | QCA_NL80211_VENDOR_SUBCMD_EXTSCAN_SIGNIFICANT_CHANGE_INDEX, |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 718 | flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 719 | |
| 720 | if (!skb) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 721 | hdd_err("cfg80211_vendor_event_alloc failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 722 | return; |
| 723 | } |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 724 | hdd_debug("Req Id %u Num results %u More Data %u", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 725 | pData->requestId, pData->numResults, pData->moreData); |
| 726 | |
| 727 | ap_info = &pData->ap[0]; |
| 728 | for (i = 0; i < pData->numResults; i++) { |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 729 | hdd_debug("[i=%d] " |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 730 | "Bssid (" MAC_ADDRESS_STR ") " |
| 731 | "Channel %u " |
| 732 | "numOfRssi %d", |
| 733 | i, |
| 734 | MAC_ADDR_ARRAY(ap_info->bssid.bytes), |
| 735 | ap_info->channel, ap_info->numOfRssi); |
| 736 | rssi = &(ap_info)->rssi[0]; |
| 737 | for (j = 0; j < ap_info->numOfRssi; j++) |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 738 | hdd_debug("Rssi %d", *rssi++); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 739 | |
| 740 | ap_info += ap_info->numOfRssi * sizeof(*rssi); |
| 741 | } |
| 742 | |
| 743 | if (nla_put_u32(skb, |
| 744 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_REQUEST_ID, |
| 745 | pData->requestId) || |
| 746 | nla_put_u32(skb, |
SaidiReddy Yenuga | e14cfb8 | 2017-05-04 18:50:37 +0530 | [diff] [blame] | 747 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_NUM_RESULTS_AVAILABLE, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 748 | pData->numResults)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 749 | hdd_err("put fail"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 750 | goto fail; |
| 751 | } |
| 752 | |
| 753 | if (pData->numResults) { |
| 754 | struct nlattr *aps; |
| 755 | |
| 756 | aps = nla_nest_start(skb, |
| 757 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_LIST); |
| 758 | if (!aps) |
| 759 | goto fail; |
| 760 | |
| 761 | ap_info = &pData->ap[0]; |
| 762 | for (i = 0; i < pData->numResults; i++) { |
| 763 | struct nlattr *ap; |
| 764 | |
| 765 | ap = nla_nest_start(skb, i); |
| 766 | if (!ap) |
| 767 | goto fail; |
| 768 | |
| 769 | if (nla_put(skb, |
| 770 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SIGNIFICANT_CHANGE_RESULT_BSSID, |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 771 | QDF_MAC_ADDR_SIZE, ap_info->bssid.bytes) || |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 772 | nla_put_u32(skb, |
| 773 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SIGNIFICANT_CHANGE_RESULT_CHANNEL, |
| 774 | ap_info->channel) || |
| 775 | nla_put_u32(skb, |
| 776 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SIGNIFICANT_CHANGE_RESULT_NUM_RSSI, |
| 777 | ap_info->numOfRssi) || |
| 778 | nla_put(skb, |
| 779 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SIGNIFICANT_CHANGE_RESULT_RSSI_LIST, |
| 780 | sizeof(s32) * ap_info->numOfRssi, |
| 781 | &(ap_info)->rssi[0])) |
| 782 | goto fail; |
| 783 | |
| 784 | nla_nest_end(skb, ap); |
| 785 | |
| 786 | ap_info += ap_info->numOfRssi * sizeof(*rssi); |
| 787 | } |
| 788 | nla_nest_end(skb, aps); |
| 789 | |
| 790 | if (nla_put_u8(skb, |
| 791 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_MORE_DATA, |
| 792 | pData->moreData)) |
| 793 | goto fail; |
| 794 | } |
| 795 | |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 796 | cfg80211_vendor_event(skb, flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 797 | return; |
| 798 | |
| 799 | fail: |
| 800 | kfree_skb(skb); |
| 801 | return; |
| 802 | |
| 803 | } |
| 804 | |
| 805 | /** |
| 806 | * wlan_hdd_cfg80211_extscan_full_scan_result_event() - full scan result event |
| 807 | * @ctx: Pointer to hdd context |
| 808 | * @pData: Pointer to full scan result event |
| 809 | * |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 810 | * This callback execute in atomic context and must not invoke any |
| 811 | * blocking calls. |
| 812 | * |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 813 | * Return: none |
| 814 | */ |
| 815 | static void |
| 816 | wlan_hdd_cfg80211_extscan_full_scan_result_event(void *ctx, |
| 817 | tpSirWifiFullScanResultEvent |
| 818 | pData) |
| 819 | { |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 820 | struct hdd_context *hdd_ctx = (struct hdd_context *) ctx; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 821 | struct sk_buff *skb = NULL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 822 | struct timespec ts; |
Mukul Sharma | fa937be | 2016-08-12 18:13:36 +0530 | [diff] [blame] | 823 | struct hdd_ext_scan_context *context; |
Yuanyuan Liu | 2e03b41 | 2016-04-06 14:36:15 -0700 | [diff] [blame] | 824 | |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 825 | int flags = cds_get_gfp_flags(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 826 | |
Srinivas Girigowda | dbfb264 | 2016-08-28 21:32:38 -0700 | [diff] [blame] | 827 | /* ENTER() intentionally not used in a frequently invoked API */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 828 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 829 | if (wlan_hdd_validate_context(hdd_ctx)) |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 830 | return; |
| 831 | if (!pData) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 832 | hdd_err("pData is null"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 833 | return; |
| 834 | } |
| 835 | |
| 836 | if ((sizeof(*pData) + pData->ap.ieLength) >= EXTSCAN_EVENT_BUF_SIZE) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 837 | hdd_err("Frame exceeded NL size limitation, drop it!!"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 838 | return; |
| 839 | } |
| 840 | skb = cfg80211_vendor_event_alloc( |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 841 | hdd_ctx->wiphy, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 842 | NULL, |
| 843 | EXTSCAN_EVENT_BUF_SIZE + NLMSG_HDRLEN, |
| 844 | QCA_NL80211_VENDOR_SUBCMD_EXTSCAN_FULL_SCAN_RESULT_INDEX, |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 845 | flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 846 | |
| 847 | if (!skb) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 848 | hdd_err("cfg80211_vendor_event_alloc failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 849 | return; |
| 850 | } |
| 851 | |
| 852 | pData->ap.channel = cds_chan_to_freq(pData->ap.channel); |
Yuanyuan Liu | 2e03b41 | 2016-04-06 14:36:15 -0700 | [diff] [blame] | 853 | |
Jeff Johnson | 9dc96a0 | 2017-01-12 09:47:56 -0800 | [diff] [blame] | 854 | /* |
| 855 | * Android does not want the time stamp from the frame. |
| 856 | * Instead it wants a monotonic increasing value since boot |
| 857 | */ |
Yuanyuan Liu | 2e03b41 | 2016-04-06 14:36:15 -0700 | [diff] [blame] | 858 | get_monotonic_boottime(&ts); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 859 | pData->ap.ts = ((u64)ts.tv_sec * 1000000) + (ts.tv_nsec / 1000); |
Yuanyuan Liu | 2e03b41 | 2016-04-06 14:36:15 -0700 | [diff] [blame] | 860 | |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 861 | hdd_debug("Req Id %u More Data %u", pData->requestId, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 862 | pData->moreData); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 863 | hdd_debug("AP Info: Timestamp %llu Ssid: %s " |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 864 | "Bssid (" MAC_ADDRESS_STR ") " |
| 865 | "Channel %u " |
| 866 | "Rssi %d " |
| 867 | "RTT %u " |
| 868 | "RTT_SD %u " |
| 869 | "Bcn Period %d " |
| 870 | "Capability 0x%X " |
| 871 | "IE Length %d", |
| 872 | pData->ap.ts, |
| 873 | pData->ap.ssid, |
| 874 | MAC_ADDR_ARRAY(pData->ap.bssid.bytes), |
| 875 | pData->ap.channel, |
| 876 | pData->ap.rssi, |
| 877 | pData->ap.rtt, |
| 878 | pData->ap.rtt_sd, |
| 879 | pData->ap.beaconPeriod, |
| 880 | pData->ap.capability, pData->ap.ieLength); |
| 881 | |
| 882 | if (nla_put_u32(skb, |
| 883 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_REQUEST_ID, |
| 884 | pData->requestId) || |
Dustin Brown | bb7e2f5 | 2016-10-17 12:16:35 -0700 | [diff] [blame] | 885 | hdd_wlan_nla_put_u64(skb, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 886 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_TIME_STAMP, |
| 887 | pData->ap.ts) || |
| 888 | nla_put(skb, |
| 889 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_SSID, |
| 890 | sizeof(pData->ap.ssid), |
| 891 | pData->ap.ssid) || |
| 892 | nla_put(skb, QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_BSSID, |
| 893 | sizeof(pData->ap.bssid), |
| 894 | pData->ap.bssid.bytes) || |
| 895 | nla_put_u32(skb, |
| 896 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_CHANNEL, |
| 897 | pData->ap.channel) || |
| 898 | nla_put_s32(skb, |
| 899 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_RSSI, |
| 900 | pData->ap.rssi) || |
| 901 | nla_put_u32(skb, |
| 902 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_RTT, |
| 903 | pData->ap.rtt) || |
| 904 | nla_put_u32(skb, |
| 905 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_RTT_SD, |
| 906 | pData->ap.rtt_sd) || |
| 907 | nla_put_u16(skb, |
| 908 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_BEACON_PERIOD, |
| 909 | pData->ap.beaconPeriod) || |
| 910 | nla_put_u16(skb, |
| 911 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_CAPABILITY, |
| 912 | pData->ap.capability) || |
| 913 | nla_put_u32(skb, |
| 914 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_IE_LENGTH, |
| 915 | pData->ap.ieLength) || |
| 916 | nla_put_u8(skb, |
| 917 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_MORE_DATA, |
| 918 | pData->moreData)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 919 | hdd_err("nla put fail"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 920 | goto nla_put_failure; |
| 921 | } |
| 922 | |
| 923 | if (pData->ap.ieLength) { |
| 924 | if (nla_put(skb, |
| 925 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_IE_DATA, |
| 926 | pData->ap.ieLength, pData->ap.ieData)) |
| 927 | goto nla_put_failure; |
| 928 | } |
| 929 | |
Mukul Sharma | fa937be | 2016-08-12 18:13:36 +0530 | [diff] [blame] | 930 | context = &ext_scan_context; |
| 931 | spin_lock(&context->context_lock); |
| 932 | if (nla_put_u32(skb, |
| 933 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_BUCKETS_SCANNED, |
| 934 | context->buckets_scanned)) { |
| 935 | spin_unlock(&context->context_lock); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 936 | hdd_debug("Failed to include buckets_scanned"); |
Mukul Sharma | fa937be | 2016-08-12 18:13:36 +0530 | [diff] [blame] | 937 | goto nla_put_failure; |
| 938 | } |
| 939 | spin_unlock(&context->context_lock); |
| 940 | |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 941 | cfg80211_vendor_event(skb, flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 942 | return; |
| 943 | |
| 944 | nla_put_failure: |
| 945 | kfree_skb(skb); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 946 | } |
| 947 | |
| 948 | /** |
| 949 | * wlan_hdd_cfg80211_extscan_scan_res_available_event() - scan result event |
| 950 | * @ctx: Pointer to hdd context |
| 951 | * @pData: Pointer to scan results available indication param |
| 952 | * |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 953 | * This callback execute in atomic context and must not invoke any |
| 954 | * blocking calls. |
| 955 | * |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 956 | * Return: none |
| 957 | */ |
| 958 | static void |
| 959 | wlan_hdd_cfg80211_extscan_scan_res_available_event( |
| 960 | void *ctx, |
| 961 | tpSirExtScanResultsAvailableIndParams pData) |
| 962 | { |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 963 | struct hdd_context *hdd_ctx = (struct hdd_context *) ctx; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 964 | struct sk_buff *skb = NULL; |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 965 | int flags = cds_get_gfp_flags(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 966 | |
Dustin Brown | 491d54b | 2018-03-14 12:39:11 -0700 | [diff] [blame] | 967 | hdd_enter(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 968 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 969 | if (wlan_hdd_validate_context(hdd_ctx)) |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 970 | return; |
| 971 | if (!pData) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 972 | hdd_err("pData is null"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 973 | return; |
| 974 | } |
| 975 | |
| 976 | skb = cfg80211_vendor_event_alloc( |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 977 | hdd_ctx->wiphy, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 978 | NULL, |
| 979 | EXTSCAN_EVENT_BUF_SIZE + NLMSG_HDRLEN, |
| 980 | QCA_NL80211_VENDOR_SUBCMD_EXTSCAN_SCAN_RESULTS_AVAILABLE_INDEX, |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 981 | flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 982 | |
| 983 | if (!skb) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 984 | hdd_err("cfg80211_vendor_event_alloc failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 985 | return; |
| 986 | } |
| 987 | |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 988 | hdd_debug("Req Id %u Num results %u", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 989 | pData->requestId, pData->numResultsAvailable); |
| 990 | if (nla_put_u32(skb, |
| 991 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_REQUEST_ID, |
| 992 | pData->requestId) || |
| 993 | nla_put_u32(skb, |
SaidiReddy Yenuga | e14cfb8 | 2017-05-04 18:50:37 +0530 | [diff] [blame] | 994 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_NUM_RESULTS_AVAILABLE, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 995 | pData->numResultsAvailable)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 996 | hdd_err("nla put fail"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 997 | goto nla_put_failure; |
| 998 | } |
| 999 | |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1000 | cfg80211_vendor_event(skb, flags); |
Dustin Brown | e74003f | 2018-03-14 12:51:58 -0700 | [diff] [blame] | 1001 | hdd_exit(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1002 | return; |
| 1003 | |
| 1004 | nla_put_failure: |
| 1005 | kfree_skb(skb); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1006 | } |
| 1007 | |
| 1008 | /** |
| 1009 | * wlan_hdd_cfg80211_extscan_scan_progress_event() - scan progress event |
| 1010 | * @ctx: Pointer to hdd context |
| 1011 | * @pData: Pointer to scan event indication param |
| 1012 | * |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1013 | * This callback execute in atomic context and must not invoke any |
| 1014 | * blocking calls. |
| 1015 | * |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1016 | * Return: none |
| 1017 | */ |
| 1018 | static void |
| 1019 | wlan_hdd_cfg80211_extscan_scan_progress_event(void *ctx, |
| 1020 | tpSirExtScanOnScanEventIndParams |
| 1021 | pData) |
| 1022 | { |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1023 | struct hdd_context *hdd_ctx = (struct hdd_context *) ctx; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1024 | struct sk_buff *skb = NULL; |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1025 | int flags = cds_get_gfp_flags(); |
Mukul Sharma | fa937be | 2016-08-12 18:13:36 +0530 | [diff] [blame] | 1026 | struct hdd_ext_scan_context *context; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1027 | |
Srinivas Girigowda | dbfb264 | 2016-08-28 21:32:38 -0700 | [diff] [blame] | 1028 | /* ENTER() intentionally not used in a frequently invoked API */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1029 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1030 | if (wlan_hdd_validate_context(hdd_ctx)) |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1031 | return; |
| 1032 | if (!pData) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1033 | hdd_err("pData is null"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1034 | return; |
| 1035 | } |
| 1036 | |
| 1037 | skb = cfg80211_vendor_event_alloc( |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1038 | hdd_ctx->wiphy, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1039 | NULL, |
| 1040 | EXTSCAN_EVENT_BUF_SIZE + NLMSG_HDRLEN, |
| 1041 | QCA_NL80211_VENDOR_SUBCMD_EXTSCAN_SCAN_EVENT_INDEX, |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1042 | flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1043 | |
| 1044 | if (!skb) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1045 | hdd_err("cfg80211_vendor_event_alloc failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1046 | return; |
| 1047 | } |
Mukul Sharma | fa937be | 2016-08-12 18:13:36 +0530 | [diff] [blame] | 1048 | |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1049 | hdd_debug("Request Id: %u Scan event type: %u Scan event status: %u buckets scanned: %u", |
Mukul Sharma | fa937be | 2016-08-12 18:13:36 +0530 | [diff] [blame] | 1050 | pData->requestId, pData->scanEventType, pData->status, |
| 1051 | pData->buckets_scanned); |
| 1052 | |
Mukul Sharma | fa937be | 2016-08-12 18:13:36 +0530 | [diff] [blame] | 1053 | context = &ext_scan_context; |
| 1054 | spin_lock(&context->context_lock); |
| 1055 | if (pData->scanEventType == WIFI_EXTSCAN_CYCLE_COMPLETED_EVENT) { |
| 1056 | context->buckets_scanned = 0; |
| 1057 | pData->scanEventType = WIFI_EXTSCAN_RESULTS_AVAILABLE; |
| 1058 | spin_unlock(&context->context_lock); |
| 1059 | } else if (pData->scanEventType == WIFI_EXTSCAN_CYCLE_STARTED_EVENT) { |
| 1060 | context->buckets_scanned = pData->buckets_scanned; |
| 1061 | /* No need to report to user space */ |
| 1062 | spin_unlock(&context->context_lock); |
Mukul Sharma | 45114d9 | 2016-08-12 19:34:14 +0530 | [diff] [blame] | 1063 | goto nla_put_failure; |
Mukul Sharma | fa937be | 2016-08-12 18:13:36 +0530 | [diff] [blame] | 1064 | } else { |
| 1065 | spin_unlock(&context->context_lock); |
| 1066 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1067 | |
| 1068 | if (nla_put_u32(skb, QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_REQUEST_ID, |
| 1069 | pData->requestId) || |
| 1070 | nla_put_u8(skb, |
| 1071 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_EVENT_TYPE, |
Mukul Sharma | fa937be | 2016-08-12 18:13:36 +0530 | [diff] [blame] | 1072 | pData->scanEventType)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1073 | hdd_err("nla put fail"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1074 | goto nla_put_failure; |
| 1075 | } |
| 1076 | |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1077 | cfg80211_vendor_event(skb, flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1078 | return; |
| 1079 | |
| 1080 | nla_put_failure: |
| 1081 | kfree_skb(skb); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1082 | } |
| 1083 | |
| 1084 | /** |
| 1085 | * wlan_hdd_cfg80211_extscan_epno_match_found() - pno match found |
| 1086 | * @hddctx: HDD context |
| 1087 | * @data: matched network data |
| 1088 | * |
| 1089 | * This function reads the matched network data and fills NL vendor attributes |
| 1090 | * and send it to upper layer. |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1091 | * This callback execute in atomic context and must not invoke any |
| 1092 | * blocking calls. |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1093 | * |
| 1094 | * Return: 0 on success, error number otherwise |
| 1095 | */ |
| 1096 | static void |
| 1097 | wlan_hdd_cfg80211_extscan_epno_match_found(void *ctx, |
| 1098 | struct pno_match_found *data) |
| 1099 | { |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1100 | struct hdd_context *hdd_ctx = (struct hdd_context *)ctx; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1101 | struct sk_buff *skb = NULL; |
| 1102 | uint32_t len, i; |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1103 | int flags = cds_get_gfp_flags(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1104 | |
Dustin Brown | 491d54b | 2018-03-14 12:39:11 -0700 | [diff] [blame] | 1105 | hdd_enter(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1106 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1107 | if (wlan_hdd_validate_context(hdd_ctx)) |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1108 | return; |
| 1109 | if (!data) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1110 | hdd_err("data is null"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1111 | return; |
| 1112 | } |
| 1113 | |
| 1114 | /* |
| 1115 | * If the number of match found APs including IE data exceeds NL 4K size |
| 1116 | * limitation, drop that beacon/probe rsp frame. |
| 1117 | */ |
| 1118 | len = sizeof(*data) + |
| 1119 | (data->num_results + sizeof(tSirWifiScanResult)); |
| 1120 | for (i = 0; i < data->num_results; i++) |
| 1121 | len += data->ap[i].ieLength; |
| 1122 | |
| 1123 | if (len >= EXTSCAN_EVENT_BUF_SIZE) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1124 | hdd_err("Frame exceeded NL size limitation, drop it!"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1125 | return; |
| 1126 | } |
| 1127 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1128 | skb = cfg80211_vendor_event_alloc(hdd_ctx->wiphy, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1129 | NULL, |
| 1130 | EXTSCAN_EVENT_BUF_SIZE + NLMSG_HDRLEN, |
| 1131 | QCA_NL80211_VENDOR_SUBCMD_EXTSCAN_PNO_NETWORK_FOUND_INDEX, |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1132 | flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1133 | |
| 1134 | if (!skb) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1135 | hdd_err("cfg80211_vendor_event_alloc failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1136 | return; |
| 1137 | } |
| 1138 | |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1139 | hdd_debug("Req Id %u More Data %u num_results %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1140 | data->request_id, data->more_data, data->num_results); |
| 1141 | for (i = 0; i < data->num_results; i++) { |
| 1142 | data->ap[i].channel = cds_chan_to_freq(data->ap[i].channel); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1143 | hdd_debug("AP Info: Timestamp %llu) Ssid: %s " |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1144 | "Bssid (" MAC_ADDRESS_STR ") " |
| 1145 | "Channel %u " |
| 1146 | "Rssi %d " |
| 1147 | "RTT %u " |
| 1148 | "RTT_SD %u " |
| 1149 | "Bcn Period %d " |
| 1150 | "Capability 0x%X " |
| 1151 | "IE Length %d", |
| 1152 | data->ap[i].ts, |
| 1153 | data->ap[i].ssid, |
| 1154 | MAC_ADDR_ARRAY(data->ap[i].bssid.bytes), |
| 1155 | data->ap[i].channel, |
| 1156 | data->ap[i].rssi, |
| 1157 | data->ap[i].rtt, |
| 1158 | data->ap[i].rtt_sd, |
| 1159 | data->ap[i].beaconPeriod, |
| 1160 | data->ap[i].capability, |
| 1161 | data->ap[i].ieLength); |
| 1162 | } |
| 1163 | |
| 1164 | if (nla_put_u32(skb, QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_REQUEST_ID, |
| 1165 | data->request_id) || |
| 1166 | nla_put_u32(skb, |
SaidiReddy Yenuga | e14cfb8 | 2017-05-04 18:50:37 +0530 | [diff] [blame] | 1167 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_NUM_RESULTS_AVAILABLE, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1168 | data->num_results) || |
| 1169 | nla_put_u8(skb, |
| 1170 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_MORE_DATA, |
| 1171 | data->more_data)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1172 | hdd_err("nla put fail"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1173 | goto fail; |
| 1174 | } |
| 1175 | |
| 1176 | if (data->num_results) { |
| 1177 | struct nlattr *nla_aps; |
Srinivas Girigowda | cf2d0af | 2017-03-25 12:03:15 -0700 | [diff] [blame] | 1178 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1179 | nla_aps = nla_nest_start(skb, |
| 1180 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_LIST); |
| 1181 | if (!nla_aps) |
| 1182 | goto fail; |
| 1183 | |
| 1184 | for (i = 0; i < data->num_results; i++) { |
| 1185 | if (hdd_extscan_nl_fill_bss(skb, &data->ap[i], i)) |
| 1186 | goto fail; |
| 1187 | } |
| 1188 | nla_nest_end(skb, nla_aps); |
| 1189 | } |
| 1190 | |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1191 | cfg80211_vendor_event(skb, flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1192 | return; |
| 1193 | |
| 1194 | fail: |
| 1195 | kfree_skb(skb); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1196 | } |
| 1197 | |
| 1198 | /** |
| 1199 | * wlan_hdd_cfg80211_passpoint_match_found() - passpoint match found |
| 1200 | * @hddctx: HDD context |
| 1201 | * @data: matched network data |
| 1202 | * |
| 1203 | * This function reads the match network %data and fill in the skb with |
| 1204 | * NL attributes and send up the NL event |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1205 | * This callback execute in atomic context and must not invoke any |
| 1206 | * blocking calls. |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1207 | * |
| 1208 | * Return: none |
| 1209 | */ |
| 1210 | static void |
| 1211 | wlan_hdd_cfg80211_passpoint_match_found(void *ctx, |
| 1212 | struct wifi_passpoint_match *data) |
| 1213 | { |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1214 | struct hdd_context *hdd_ctx = ctx; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1215 | struct sk_buff *skb = NULL; |
| 1216 | uint32_t len, i, num_matches = 1, more_data = 0; |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1217 | struct nlattr *nla_aps, *nla_bss; |
| 1218 | int flags = cds_get_gfp_flags(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1219 | |
Dustin Brown | 491d54b | 2018-03-14 12:39:11 -0700 | [diff] [blame] | 1220 | hdd_enter(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1221 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1222 | if (wlan_hdd_validate_context(hdd_ctx)) |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1223 | return; |
| 1224 | if (!data) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1225 | hdd_err("data is null"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1226 | return; |
| 1227 | } |
| 1228 | |
| 1229 | len = sizeof(*data) + data->ap.ieLength + data->anqp_len; |
| 1230 | if (len >= EXTSCAN_EVENT_BUF_SIZE) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1231 | hdd_err("Result exceeded NL size limitation, drop it"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1232 | return; |
| 1233 | } |
| 1234 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1235 | skb = cfg80211_vendor_event_alloc(hdd_ctx->wiphy, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1236 | NULL, |
| 1237 | EXTSCAN_EVENT_BUF_SIZE + NLMSG_HDRLEN, |
| 1238 | QCA_NL80211_VENDOR_SUBCMD_EXTSCAN_PNO_PASSPOINT_NETWORK_FOUND_INDEX, |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1239 | flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1240 | |
| 1241 | if (!skb) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1242 | hdd_err("cfg80211_vendor_event_alloc failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1243 | return; |
| 1244 | } |
| 1245 | |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1246 | hdd_debug("Req Id %u Id %u ANQP length %u num_matches %u", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1247 | data->request_id, data->id, data->anqp_len, num_matches); |
| 1248 | for (i = 0; i < num_matches; i++) { |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1249 | hdd_debug("AP Info: Timestamp %llu Ssid: %s " |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1250 | "Bssid (" MAC_ADDRESS_STR ") " |
| 1251 | "Channel %u " |
| 1252 | "Rssi %d " |
| 1253 | "RTT %u " |
| 1254 | "RTT_SD %u " |
| 1255 | "Bcn Period %d " |
| 1256 | "Capability 0x%X " |
| 1257 | "IE Length %d", |
| 1258 | data->ap.ts, |
| 1259 | data->ap.ssid, |
| 1260 | MAC_ADDR_ARRAY(data->ap.bssid.bytes), |
| 1261 | data->ap.channel, |
| 1262 | data->ap.rssi, |
| 1263 | data->ap.rtt, |
| 1264 | data->ap.rtt_sd, |
| 1265 | data->ap.beaconPeriod, |
| 1266 | data->ap.capability, |
| 1267 | data->ap.ieLength); |
| 1268 | } |
| 1269 | |
| 1270 | if (nla_put_u32(skb, QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_REQUEST_ID, |
| 1271 | data->request_id) || |
| 1272 | nla_put_u32(skb, |
| 1273 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_PNO_RESULTS_PASSPOINT_NETWORK_FOUND_NUM_MATCHES, |
| 1274 | num_matches) || |
| 1275 | nla_put_u8(skb, |
| 1276 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_SCAN_RESULT_MORE_DATA, |
| 1277 | more_data)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1278 | hdd_err("nla put fail"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1279 | goto fail; |
| 1280 | } |
| 1281 | |
| 1282 | nla_aps = nla_nest_start(skb, |
| 1283 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_PNO_RESULTS_PASSPOINT_MATCH_RESULT_LIST); |
| 1284 | if (!nla_aps) |
| 1285 | goto fail; |
| 1286 | |
| 1287 | for (i = 0; i < num_matches; i++) { |
| 1288 | struct nlattr *nla_ap; |
| 1289 | |
| 1290 | nla_ap = nla_nest_start(skb, i); |
| 1291 | if (!nla_ap) |
| 1292 | goto fail; |
| 1293 | |
| 1294 | if (nla_put_u32(skb, |
| 1295 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_PNO_RESULTS_PASSPOINT_MATCH_ID, |
| 1296 | data->id) || |
| 1297 | nla_put_u32(skb, |
| 1298 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_PNO_RESULTS_PASSPOINT_MATCH_ANQP_LEN, |
| 1299 | data->anqp_len)) { |
| 1300 | goto fail; |
| 1301 | } |
| 1302 | |
| 1303 | if (data->anqp_len) |
| 1304 | if (nla_put(skb, |
| 1305 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_PNO_RESULTS_PASSPOINT_MATCH_ANQP, |
| 1306 | data->anqp_len, data->anqp)) |
| 1307 | goto fail; |
| 1308 | |
| 1309 | nla_bss = nla_nest_start(skb, |
| 1310 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_LIST); |
| 1311 | if (!nla_bss) |
| 1312 | goto fail; |
| 1313 | |
| 1314 | if (hdd_extscan_nl_fill_bss(skb, &data->ap, 0)) |
| 1315 | goto fail; |
| 1316 | |
| 1317 | nla_nest_end(skb, nla_bss); |
| 1318 | nla_nest_end(skb, nla_ap); |
| 1319 | } |
| 1320 | nla_nest_end(skb, nla_aps); |
| 1321 | |
Srinivas Girigowda | fe3e5b3 | 2015-11-23 11:56:36 -0800 | [diff] [blame] | 1322 | cfg80211_vendor_event(skb, flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1323 | return; |
| 1324 | |
| 1325 | fail: |
| 1326 | kfree_skb(skb); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1327 | } |
| 1328 | |
| 1329 | /** |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1330 | * wlan_hdd_cfg80211_extscan_generic_rsp() - |
| 1331 | * Handle a generic ExtScan Response message |
| 1332 | * @ctx: HDD context registered with SME |
| 1333 | * @response: The ExtScan response from firmware |
| 1334 | * |
| 1335 | * This function will handle a generic ExtScan response message from |
| 1336 | * firmware and will communicate the result to the userspace thread |
| 1337 | * that is waiting for the response. |
| 1338 | * |
| 1339 | * Return: none |
| 1340 | */ |
| 1341 | static void |
| 1342 | wlan_hdd_cfg80211_extscan_generic_rsp |
| 1343 | (void *ctx, |
| 1344 | struct sir_extscan_generic_response *response) |
| 1345 | { |
Jeff Johnson | 9755a51 | 2017-08-28 12:01:57 -0700 | [diff] [blame] | 1346 | struct hdd_context *hdd_ctx = ctx; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1347 | struct hdd_ext_scan_context *context; |
| 1348 | |
Dustin Brown | 491d54b | 2018-03-14 12:39:11 -0700 | [diff] [blame] | 1349 | hdd_enter(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1350 | |
| 1351 | if (wlan_hdd_validate_context(hdd_ctx) || !response) { |
Jeff Johnson | 36e74c4 | 2017-09-18 08:15:42 -0700 | [diff] [blame] | 1352 | hdd_err("HDD context is not valid or response(%pK) is null", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1353 | response); |
| 1354 | return; |
| 1355 | } |
| 1356 | |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1357 | hdd_debug("request %u status %u", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1358 | response->request_id, response->status); |
| 1359 | |
| 1360 | context = &ext_scan_context; |
| 1361 | spin_lock(&context->context_lock); |
| 1362 | if (context->request_id == response->request_id) { |
| 1363 | context->response_status = response->status ? -EINVAL : 0; |
| 1364 | complete(&context->response_event); |
| 1365 | } |
| 1366 | spin_unlock(&context->context_lock); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1367 | } |
| 1368 | |
| 1369 | /** |
| 1370 | * wlan_hdd_cfg80211_extscan_callback() - ext scan callback |
| 1371 | * @ctx: Pointer to hdd context |
| 1372 | * @evType: Event type |
| 1373 | * @pMag: Pointer to message |
| 1374 | * |
| 1375 | * Return: none |
| 1376 | */ |
| 1377 | void wlan_hdd_cfg80211_extscan_callback(void *ctx, const uint16_t evType, |
| 1378 | void *pMsg) |
| 1379 | { |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1380 | struct hdd_context *hdd_ctx = (struct hdd_context *) ctx; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1381 | |
Srinivas Girigowda | dbfb264 | 2016-08-28 21:32:38 -0700 | [diff] [blame] | 1382 | /* ENTER() intentionally not used in a frequently invoked API */ |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1383 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1384 | if (wlan_hdd_validate_context(hdd_ctx)) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1385 | return; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1386 | |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1387 | hdd_debug("Rcvd Event %d", evType); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1388 | |
| 1389 | switch (evType) { |
| 1390 | case eSIR_EXTSCAN_CACHED_RESULTS_RSP: |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1391 | /* There is no need to send this response to upper layer |
Srinivas Girigowda | cf2d0af | 2017-03-25 12:03:15 -0700 | [diff] [blame] | 1392 | * Just log the message |
| 1393 | */ |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1394 | hdd_debug("Rcvd eSIR_EXTSCAN_CACHED_RESULTS_RSP"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1395 | break; |
| 1396 | |
| 1397 | case eSIR_EXTSCAN_GET_CAPABILITIES_IND: |
| 1398 | wlan_hdd_cfg80211_extscan_get_capabilities_rsp(ctx, |
| 1399 | (struct ext_scan_capabilities_response *) pMsg); |
| 1400 | break; |
| 1401 | |
| 1402 | case eSIR_EXTSCAN_HOTLIST_MATCH_IND: |
| 1403 | wlan_hdd_cfg80211_extscan_hotlist_match_ind(ctx, pMsg); |
| 1404 | break; |
| 1405 | |
| 1406 | case eSIR_EXTSCAN_SIGNIFICANT_WIFI_CHANGE_RESULTS_IND: |
| 1407 | wlan_hdd_cfg80211_extscan_signif_wifi_change_results_ind(ctx, |
| 1408 | (tpSirWifiSignificantChangeEvent) pMsg); |
| 1409 | break; |
| 1410 | |
| 1411 | case eSIR_EXTSCAN_CACHED_RESULTS_IND: |
| 1412 | wlan_hdd_cfg80211_extscan_cached_results_ind(ctx, pMsg); |
| 1413 | break; |
| 1414 | |
| 1415 | case eSIR_EXTSCAN_SCAN_RES_AVAILABLE_IND: |
| 1416 | wlan_hdd_cfg80211_extscan_scan_res_available_event(ctx, |
| 1417 | (tpSirExtScanResultsAvailableIndParams) pMsg); |
| 1418 | break; |
| 1419 | |
| 1420 | case eSIR_EXTSCAN_FULL_SCAN_RESULT_IND: |
| 1421 | wlan_hdd_cfg80211_extscan_full_scan_result_event(ctx, |
| 1422 | (tpSirWifiFullScanResultEvent) pMsg); |
| 1423 | break; |
| 1424 | |
| 1425 | case eSIR_EPNO_NETWORK_FOUND_IND: |
| 1426 | wlan_hdd_cfg80211_extscan_epno_match_found(ctx, |
| 1427 | (struct pno_match_found *)pMsg); |
| 1428 | break; |
| 1429 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1430 | case eSIR_EXTSCAN_SCAN_PROGRESS_EVENT_IND: |
| 1431 | wlan_hdd_cfg80211_extscan_scan_progress_event(ctx, |
| 1432 | (tpSirExtScanOnScanEventIndParams) pMsg); |
| 1433 | break; |
| 1434 | |
| 1435 | case eSIR_PASSPOINT_NETWORK_FOUND_IND: |
| 1436 | wlan_hdd_cfg80211_passpoint_match_found(ctx, |
| 1437 | (struct wifi_passpoint_match *) pMsg); |
| 1438 | break; |
| 1439 | |
| 1440 | case eSIR_EXTSCAN_START_RSP: |
| 1441 | case eSIR_EXTSCAN_STOP_RSP: |
| 1442 | case eSIR_EXTSCAN_SET_BSSID_HOTLIST_RSP: |
| 1443 | case eSIR_EXTSCAN_RESET_BSSID_HOTLIST_RSP: |
| 1444 | case eSIR_EXTSCAN_SET_SIGNIFICANT_WIFI_CHANGE_RSP: |
| 1445 | case eSIR_EXTSCAN_RESET_SIGNIFICANT_WIFI_CHANGE_RSP: |
| 1446 | case eSIR_EXTSCAN_SET_SSID_HOTLIST_RSP: |
| 1447 | case eSIR_EXTSCAN_RESET_SSID_HOTLIST_RSP: |
| 1448 | wlan_hdd_cfg80211_extscan_generic_rsp(ctx, pMsg); |
| 1449 | break; |
| 1450 | |
| 1451 | default: |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1452 | hdd_err("Unknown event type: %u", evType); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1453 | break; |
| 1454 | } |
| 1455 | } |
| 1456 | |
| 1457 | /* |
| 1458 | * define short names for the global vendor params |
| 1459 | * used by wlan_hdd_send_ext_scan_capability() |
| 1460 | */ |
| 1461 | #define PARAM_REQUEST_ID \ |
| 1462 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID |
| 1463 | #define PARAM_STATUS \ |
| 1464 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_STATUS |
| 1465 | #define MAX_SCAN_CACHE_SIZE \ |
| 1466 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_SCAN_CACHE_SIZE |
| 1467 | #define MAX_SCAN_BUCKETS \ |
| 1468 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_SCAN_BUCKETS |
| 1469 | #define MAX_AP_CACHE_PER_SCAN \ |
| 1470 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_AP_CACHE_PER_SCAN |
| 1471 | #define MAX_RSSI_SAMPLE_SIZE \ |
| 1472 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_RSSI_SAMPLE_SIZE |
| 1473 | #define MAX_SCAN_RPT_THRHOLD \ |
| 1474 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_SCAN_REPORTING_THRESHOLD |
| 1475 | #define MAX_HOTLIST_BSSIDS \ |
| 1476 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_HOTLIST_BSSIDS |
| 1477 | #define MAX_SIGNIFICANT_WIFI_CHANGE_APS \ |
| 1478 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_SIGNIFICANT_WIFI_CHANGE_APS |
| 1479 | #define MAX_BSSID_HISTORY_ENTRIES \ |
| 1480 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_BSSID_HISTORY_ENTRIES |
| 1481 | #define MAX_HOTLIST_SSIDS \ |
| 1482 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_HOTLIST_SSIDS |
| 1483 | #define MAX_NUM_EPNO_NETS \ |
| 1484 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_NUM_EPNO_NETS |
| 1485 | #define MAX_NUM_EPNO_NETS_BY_SSID \ |
| 1486 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_NUM_EPNO_NETS_BY_SSID |
| 1487 | #define MAX_NUM_WHITELISTED_SSID \ |
| 1488 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CAPABILITIES_MAX_NUM_WHITELISTED_SSID |
Padma, Santhosh Kumar | 1ac0240 | 2016-11-02 18:04:14 +0530 | [diff] [blame] | 1489 | #define MAX_NUM_BLACKLISTED_BSSID \ |
| 1490 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_MAX_NUM_BLACKLISTED_BSSID |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1491 | /** |
| 1492 | * wlan_hdd_send_ext_scan_capability - send ext scan capability to user space |
| 1493 | * @hdd_ctx: Pointer to hdd context |
| 1494 | * |
| 1495 | * Return: 0 for success, non-zero for failure |
| 1496 | */ |
Jeff Johnson | 9755a51 | 2017-08-28 12:01:57 -0700 | [diff] [blame] | 1497 | static int wlan_hdd_send_ext_scan_capability(struct hdd_context *hdd_ctx) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1498 | { |
| 1499 | int ret; |
| 1500 | struct sk_buff *skb; |
| 1501 | struct ext_scan_capabilities_response *data; |
| 1502 | uint32_t nl_buf_len; |
| 1503 | |
| 1504 | ret = wlan_hdd_validate_context(hdd_ctx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1505 | if (0 != ret) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1506 | return ret; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1507 | |
| 1508 | data = &(ext_scan_context.capability_response); |
| 1509 | |
| 1510 | nl_buf_len = NLMSG_HDRLEN; |
| 1511 | nl_buf_len += (sizeof(data->requestId) + NLA_HDRLEN) + |
| 1512 | (sizeof(data->status) + NLA_HDRLEN) + |
| 1513 | (sizeof(data->max_scan_cache_size) + NLA_HDRLEN) + |
| 1514 | (sizeof(data->max_scan_buckets) + NLA_HDRLEN) + |
| 1515 | (sizeof(data->max_ap_cache_per_scan) + NLA_HDRLEN) + |
| 1516 | (sizeof(data->max_rssi_sample_size) + NLA_HDRLEN) + |
| 1517 | (sizeof(data->max_scan_reporting_threshold) + NLA_HDRLEN) + |
| 1518 | (sizeof(data->max_hotlist_bssids) + NLA_HDRLEN) + |
| 1519 | (sizeof(data->max_significant_wifi_change_aps) + NLA_HDRLEN) + |
| 1520 | (sizeof(data->max_bssid_history_entries) + NLA_HDRLEN) + |
| 1521 | (sizeof(data->max_hotlist_ssids) + NLA_HDRLEN) + |
| 1522 | (sizeof(data->max_number_epno_networks) + NLA_HDRLEN) + |
| 1523 | (sizeof(data->max_number_epno_networks_by_ssid) + NLA_HDRLEN) + |
Padma, Santhosh Kumar | 1ac0240 | 2016-11-02 18:04:14 +0530 | [diff] [blame] | 1524 | (sizeof(data->max_number_of_white_listed_ssid) + NLA_HDRLEN) + |
| 1525 | (sizeof(data->max_number_of_black_listed_bssid) + NLA_HDRLEN); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1526 | |
| 1527 | skb = cfg80211_vendor_cmd_alloc_reply_skb(hdd_ctx->wiphy, nl_buf_len); |
| 1528 | |
| 1529 | if (!skb) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1530 | hdd_err("cfg80211_vendor_cmd_alloc_reply_skb failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1531 | return -ENOMEM; |
| 1532 | } |
| 1533 | |
| 1534 | |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1535 | hdd_debug("Req Id %u", data->requestId); |
| 1536 | hdd_debug("Status %u", data->status); |
| 1537 | hdd_debug("Scan cache size %u", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1538 | data->max_scan_cache_size); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1539 | hdd_debug("Scan buckets %u", data->max_scan_buckets); |
| 1540 | hdd_debug("Max AP per scan %u", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1541 | data->max_ap_cache_per_scan); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1542 | hdd_debug("max_rssi_sample_size %u", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1543 | data->max_rssi_sample_size); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1544 | hdd_debug("max_scan_reporting_threshold %u", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1545 | data->max_scan_reporting_threshold); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1546 | hdd_debug("max_hotlist_bssids %u", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1547 | data->max_hotlist_bssids); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1548 | hdd_debug("max_significant_wifi_change_aps %u", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1549 | data->max_significant_wifi_change_aps); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1550 | hdd_debug("max_bssid_history_entries %u", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1551 | data->max_bssid_history_entries); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1552 | hdd_debug("max_hotlist_ssids %u", data->max_hotlist_ssids); |
| 1553 | hdd_debug("max_number_epno_networks %u", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1554 | data->max_number_epno_networks); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1555 | hdd_debug("max_number_epno_networks_by_ssid %u", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1556 | data->max_number_epno_networks_by_ssid); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1557 | hdd_debug("max_number_of_white_listed_ssid %u", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1558 | data->max_number_of_white_listed_ssid); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1559 | hdd_debug("max_number_of_black_listed_bssid (%u)", |
Padma, Santhosh Kumar | 1ac0240 | 2016-11-02 18:04:14 +0530 | [diff] [blame] | 1560 | data->max_number_of_black_listed_bssid); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1561 | |
| 1562 | if (nla_put_u32(skb, PARAM_REQUEST_ID, data->requestId) || |
| 1563 | nla_put_u32(skb, PARAM_STATUS, data->status) || |
| 1564 | nla_put_u32(skb, MAX_SCAN_CACHE_SIZE, data->max_scan_cache_size) || |
| 1565 | nla_put_u32(skb, MAX_SCAN_BUCKETS, data->max_scan_buckets) || |
| 1566 | nla_put_u32(skb, MAX_AP_CACHE_PER_SCAN, |
| 1567 | data->max_ap_cache_per_scan) || |
| 1568 | nla_put_u32(skb, MAX_RSSI_SAMPLE_SIZE, |
| 1569 | data->max_rssi_sample_size) || |
| 1570 | nla_put_u32(skb, MAX_SCAN_RPT_THRHOLD, |
| 1571 | data->max_scan_reporting_threshold) || |
| 1572 | nla_put_u32(skb, MAX_HOTLIST_BSSIDS, data->max_hotlist_bssids) || |
| 1573 | nla_put_u32(skb, MAX_SIGNIFICANT_WIFI_CHANGE_APS, |
| 1574 | data->max_significant_wifi_change_aps) || |
| 1575 | nla_put_u32(skb, MAX_BSSID_HISTORY_ENTRIES, |
| 1576 | data->max_bssid_history_entries) || |
| 1577 | nla_put_u32(skb, MAX_HOTLIST_SSIDS, data->max_hotlist_ssids) || |
| 1578 | nla_put_u32(skb, MAX_NUM_EPNO_NETS, |
| 1579 | data->max_number_epno_networks) || |
| 1580 | nla_put_u32(skb, MAX_NUM_EPNO_NETS_BY_SSID, |
| 1581 | data->max_number_epno_networks_by_ssid) || |
| 1582 | nla_put_u32(skb, MAX_NUM_WHITELISTED_SSID, |
Jeff Johnson | 59eb5fd | 2017-10-05 09:42:39 -0700 | [diff] [blame] | 1583 | data->max_number_of_white_listed_ssid) || |
Padma, Santhosh Kumar | 1ac0240 | 2016-11-02 18:04:14 +0530 | [diff] [blame] | 1584 | nla_put_u32(skb, MAX_NUM_BLACKLISTED_BSSID, |
Jeff Johnson | 59eb5fd | 2017-10-05 09:42:39 -0700 | [diff] [blame] | 1585 | data->max_number_of_black_listed_bssid)) { |
| 1586 | hdd_err("nla put fail"); |
| 1587 | goto nla_put_failure; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1588 | } |
| 1589 | |
| 1590 | cfg80211_vendor_cmd_reply(skb); |
| 1591 | return 0; |
| 1592 | |
| 1593 | nla_put_failure: |
| 1594 | kfree_skb(skb); |
| 1595 | return -EINVAL; |
| 1596 | } |
| 1597 | /* |
| 1598 | * done with short names for the global vendor params |
| 1599 | * used by wlan_hdd_send_ext_scan_capability() |
| 1600 | */ |
| 1601 | #undef PARAM_REQUEST_ID |
| 1602 | #undef PARAM_STATUS |
| 1603 | #undef MAX_SCAN_CACHE_SIZE |
| 1604 | #undef MAX_SCAN_BUCKETS |
| 1605 | #undef MAX_AP_CACHE_PER_SCAN |
| 1606 | #undef MAX_RSSI_SAMPLE_SIZE |
| 1607 | #undef MAX_SCAN_RPT_THRHOLD |
| 1608 | #undef MAX_HOTLIST_BSSIDS |
| 1609 | #undef MAX_SIGNIFICANT_WIFI_CHANGE_APS |
| 1610 | #undef MAX_BSSID_HISTORY_ENTRIES |
| 1611 | #undef MAX_HOTLIST_SSIDS |
| 1612 | #undef MAX_NUM_EPNO_NETS |
| 1613 | #undef MAX_NUM_EPNO_NETS_BY_SSID |
| 1614 | #undef MAX_NUM_WHITELISTED_SSID |
Padma, Santhosh Kumar | 1ac0240 | 2016-11-02 18:04:14 +0530 | [diff] [blame] | 1615 | #undef MAX_NUM_BLACKLISTED_BSSID |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1616 | |
| 1617 | /** |
| 1618 | * __wlan_hdd_cfg80211_extscan_get_capabilities() - get ext scan capabilities |
| 1619 | * @wiphy: Pointer to wireless phy |
| 1620 | * @wdev: Pointer to wireless device |
| 1621 | * @data: Pointer to data |
| 1622 | * @data_len: Data length |
| 1623 | * |
| 1624 | * Return: none |
| 1625 | */ |
| 1626 | static int __wlan_hdd_cfg80211_extscan_get_capabilities(struct wiphy *wiphy, |
| 1627 | struct wireless_dev *wdev, |
| 1628 | const void *data, int data_len) |
| 1629 | { |
| 1630 | int ret; |
| 1631 | unsigned long rc; |
| 1632 | struct hdd_ext_scan_context *context; |
| 1633 | tpSirGetExtScanCapabilitiesReqParams pReqMsg = NULL; |
| 1634 | struct net_device *dev = wdev->netdev; |
Jeff Johnson | 7058aa8 | 2017-10-02 13:29:09 -0700 | [diff] [blame] | 1635 | struct hdd_adapter *adapter = WLAN_HDD_GET_PRIV_PTR(dev); |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1636 | struct hdd_context *hdd_ctx = wiphy_priv(wiphy); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1637 | struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX + |
| 1638 | 1]; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 1639 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1640 | |
Dustin Brown | fdf17c1 | 2018-03-14 12:55:34 -0700 | [diff] [blame] | 1641 | hdd_enter_dev(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1642 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 1643 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1644 | hdd_err("Command not allowed in FTM mode"); |
| 1645 | return -EPERM; |
| 1646 | } |
| 1647 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1648 | ret = wlan_hdd_validate_context(hdd_ctx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1649 | if (0 != ret) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1650 | return -EINVAL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1651 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1652 | if (hdd_ctx->driver_status == DRIVER_MODULES_CLOSED) { |
SaidiReddy Yenuga | 76047d0 | 2017-04-26 19:17:42 +0530 | [diff] [blame] | 1653 | hdd_err("Driver Modules are closed"); |
| 1654 | return -EINVAL; |
| 1655 | } |
| 1656 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1657 | if (!hdd_ctx->config->extscan_enabled) { |
Manjeet Singh | 0f2ce5c | 2016-09-01 12:08:57 +0530 | [diff] [blame] | 1658 | hdd_err("extscan not supported"); |
| 1659 | return -ENOTSUPP; |
| 1660 | } |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 1661 | if (wlan_cfg80211_nla_parse(tb, |
| 1662 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX, |
| 1663 | data, data_len, wlan_hdd_extscan_config_policy)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1664 | hdd_err("Invalid ATTR"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1665 | return -EINVAL; |
| 1666 | } |
| 1667 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 1668 | pReqMsg = qdf_mem_malloc(sizeof(*pReqMsg)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1669 | if (!pReqMsg) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1670 | hdd_err("qdf_mem_malloc failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1671 | return -ENOMEM; |
| 1672 | } |
| 1673 | |
| 1674 | /* Parse and fetch request Id */ |
| 1675 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1676 | hdd_err("attr request id failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1677 | goto fail; |
| 1678 | } |
| 1679 | |
| 1680 | pReqMsg->requestId = |
| 1681 | nla_get_u32(tb |
| 1682 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]); |
Jeff Johnson | 1b780e4 | 2017-10-31 14:11:45 -0700 | [diff] [blame] | 1683 | pReqMsg->sessionId = adapter->session_id; |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1684 | hdd_debug("Req Id %d Session Id %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1685 | pReqMsg->requestId, pReqMsg->sessionId); |
| 1686 | |
| 1687 | context = &ext_scan_context; |
| 1688 | spin_lock(&context->context_lock); |
| 1689 | context->request_id = pReqMsg->requestId; |
| 1690 | INIT_COMPLETION(context->response_event); |
| 1691 | spin_unlock(&context->context_lock); |
| 1692 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1693 | status = sme_ext_scan_get_capabilities(hdd_ctx->hHal, pReqMsg); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 1694 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1695 | hdd_err("sme_ext_scan_get_capabilities failed(err=%d)", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1696 | status); |
| 1697 | goto fail; |
| 1698 | } |
| 1699 | |
| 1700 | rc = wait_for_completion_timeout(&context->response_event, |
| 1701 | msecs_to_jiffies(WLAN_WAIT_TIME_EXTSCAN)); |
| 1702 | if (!rc) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1703 | hdd_err("Target response timed out"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1704 | return -ETIMEDOUT; |
| 1705 | } |
| 1706 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1707 | ret = wlan_hdd_send_ext_scan_capability(hdd_ctx); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1708 | if (ret) |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1709 | hdd_err("Failed to send ext scan capability to user space"); |
Dustin Brown | e74003f | 2018-03-14 12:51:58 -0700 | [diff] [blame] | 1710 | hdd_exit(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1711 | return ret; |
| 1712 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 1713 | qdf_mem_free(pReqMsg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1714 | return -EINVAL; |
| 1715 | } |
| 1716 | |
| 1717 | /** |
| 1718 | * wlan_hdd_cfg80211_extscan_get_capabilities() - get ext scan capabilities |
| 1719 | * @wiphy: Pointer to wiphy |
| 1720 | * @wdev: Pointer to wdev |
| 1721 | * @data: Pointer to data |
| 1722 | * @data_len: Data length |
| 1723 | * |
| 1724 | * Return: 0 for success, non-zero for failure |
| 1725 | */ |
| 1726 | int wlan_hdd_cfg80211_extscan_get_capabilities(struct wiphy *wiphy, |
| 1727 | struct wireless_dev *wdev, |
| 1728 | const void *data, int data_len) |
| 1729 | { |
| 1730 | int ret = 0; |
| 1731 | |
| 1732 | cds_ssr_protect(__func__); |
| 1733 | ret = __wlan_hdd_cfg80211_extscan_get_capabilities(wiphy, wdev, data, |
| 1734 | data_len); |
| 1735 | cds_ssr_unprotect(__func__); |
| 1736 | |
| 1737 | return ret; |
| 1738 | } |
| 1739 | |
| 1740 | /* |
| 1741 | * define short names for the global vendor params |
| 1742 | * used by wlan_hdd_cfg80211_extscan_get_cached_results() |
| 1743 | */ |
| 1744 | #define PARAM_MAX \ |
| 1745 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX |
| 1746 | #define PARAM_REQUEST_ID \ |
| 1747 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID |
| 1748 | #define PARAM_FLUSH \ |
| 1749 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_GET_CACHED_SCAN_RESULTS_CONFIG_PARAM_FLUSH |
| 1750 | /** |
| 1751 | * __wlan_hdd_cfg80211_extscan_get_cached_results() - extscan get cached results |
| 1752 | * @wiphy: wiphy pointer |
| 1753 | * @wdev: pointer to struct wireless_dev |
| 1754 | * @data: pointer to incoming NL vendor data |
| 1755 | * @data_len: length of @data |
| 1756 | * |
| 1757 | * This function parses the incoming NL vendor command data attributes and |
| 1758 | * invokes the SME Api and blocks on a completion variable. |
| 1759 | * Each WMI event with cached scan results data chunk results in |
| 1760 | * function call wlan_hdd_cfg80211_extscan_cached_results_ind and each |
| 1761 | * data chunk is sent up the layer in cfg80211_vendor_cmd_alloc_reply_skb. |
| 1762 | * |
| 1763 | * If timeout happens before receiving all of the data, this function sets |
| 1764 | * a context variable @ignore_cached_results to %true, all of the next data |
| 1765 | * chunks are checked against this variable and dropped. |
| 1766 | * |
| 1767 | * Return: 0 on success; error number otherwise. |
| 1768 | */ |
| 1769 | static int __wlan_hdd_cfg80211_extscan_get_cached_results(struct wiphy *wiphy, |
| 1770 | struct wireless_dev |
| 1771 | *wdev, const void *data, |
| 1772 | int data_len) |
| 1773 | { |
| 1774 | tpSirExtScanGetCachedResultsReqParams pReqMsg = NULL; |
| 1775 | struct net_device *dev = wdev->netdev; |
Jeff Johnson | 7058aa8 | 2017-10-02 13:29:09 -0700 | [diff] [blame] | 1776 | struct hdd_adapter *adapter = WLAN_HDD_GET_PRIV_PTR(dev); |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1777 | struct hdd_context *hdd_ctx = wiphy_priv(wiphy); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1778 | struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX + |
| 1779 | 1]; |
| 1780 | struct hdd_ext_scan_context *context; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 1781 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1782 | int retval = 0; |
| 1783 | unsigned long rc; |
| 1784 | |
Srinivas Girigowda | dbfb264 | 2016-08-28 21:32:38 -0700 | [diff] [blame] | 1785 | /* ENTER_DEV() intentionally not used in a frequently invoked API */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1786 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 1787 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1788 | hdd_err("Command not allowed in FTM mode"); |
| 1789 | return -EPERM; |
| 1790 | } |
| 1791 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1792 | retval = wlan_hdd_validate_context(hdd_ctx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1793 | if (0 != retval) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1794 | return -EINVAL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1795 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1796 | if (!hdd_ctx->config->extscan_enabled) { |
Manjeet Singh | 0f2ce5c | 2016-09-01 12:08:57 +0530 | [diff] [blame] | 1797 | hdd_err("extscan not supported"); |
| 1798 | return -ENOTSUPP; |
| 1799 | } |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 1800 | if (wlan_cfg80211_nla_parse(tb, PARAM_MAX, data, data_len, |
| 1801 | wlan_hdd_extscan_config_policy)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1802 | hdd_err("Invalid ATTR"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1803 | return -EINVAL; |
| 1804 | } |
| 1805 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 1806 | pReqMsg = qdf_mem_malloc(sizeof(*pReqMsg)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1807 | if (!pReqMsg) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1808 | hdd_err("qdf_mem_malloc failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1809 | return -ENOMEM; |
| 1810 | } |
| 1811 | |
| 1812 | /* Parse and fetch request Id */ |
| 1813 | if (!tb[PARAM_REQUEST_ID]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1814 | hdd_err("attr request id failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1815 | goto fail; |
| 1816 | } |
| 1817 | |
| 1818 | pReqMsg->requestId = nla_get_u32(tb[PARAM_REQUEST_ID]); |
Jeff Johnson | 1b780e4 | 2017-10-31 14:11:45 -0700 | [diff] [blame] | 1819 | pReqMsg->sessionId = adapter->session_id; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1820 | |
| 1821 | /* Parse and fetch flush parameter */ |
| 1822 | if (!tb[PARAM_FLUSH]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1823 | hdd_err("attr flush failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1824 | goto fail; |
| 1825 | } |
| 1826 | pReqMsg->flush = nla_get_u8(tb[PARAM_FLUSH]); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1827 | hdd_debug("Req Id: %u Session Id: %d Flush: %d", |
Srinivas Girigowda | dbfb264 | 2016-08-28 21:32:38 -0700 | [diff] [blame] | 1828 | pReqMsg->requestId, pReqMsg->sessionId, pReqMsg->flush); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1829 | |
| 1830 | context = &ext_scan_context; |
| 1831 | spin_lock(&context->context_lock); |
| 1832 | context->request_id = pReqMsg->requestId; |
| 1833 | context->ignore_cached_results = false; |
| 1834 | INIT_COMPLETION(context->response_event); |
| 1835 | spin_unlock(&context->context_lock); |
| 1836 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1837 | status = sme_get_cached_results(hdd_ctx->hHal, pReqMsg); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 1838 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1839 | hdd_err("sme_get_cached_results failed(err=%d)", status); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1840 | goto fail; |
| 1841 | } |
| 1842 | |
| 1843 | rc = wait_for_completion_timeout(&context->response_event, |
| 1844 | msecs_to_jiffies(WLAN_WAIT_TIME_EXTSCAN)); |
| 1845 | if (!rc) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1846 | hdd_err("Target response timed out"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1847 | retval = -ETIMEDOUT; |
| 1848 | spin_lock(&context->context_lock); |
| 1849 | context->ignore_cached_results = true; |
| 1850 | spin_unlock(&context->context_lock); |
| 1851 | } else { |
| 1852 | spin_lock(&context->context_lock); |
| 1853 | retval = context->response_status; |
| 1854 | spin_unlock(&context->context_lock); |
| 1855 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1856 | return retval; |
| 1857 | |
| 1858 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 1859 | qdf_mem_free(pReqMsg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1860 | return -EINVAL; |
| 1861 | } |
| 1862 | /* |
| 1863 | * done with short names for the global vendor params |
| 1864 | * used by wlan_hdd_cfg80211_extscan_get_cached_results() |
| 1865 | */ |
| 1866 | #undef PARAM_MAX |
| 1867 | #undef PARAM_REQUEST_ID |
| 1868 | #undef PARAM_FLUSH |
| 1869 | |
| 1870 | /** |
| 1871 | * wlan_hdd_cfg80211_extscan_get_cached_results() - extscan get cached results |
| 1872 | * @wiphy: wiphy pointer |
| 1873 | * @wdev: pointer to struct wireless_dev |
| 1874 | * @data: pointer to incoming NL vendor data |
| 1875 | * @data_len: length of @data |
| 1876 | * |
| 1877 | * This function parses the incoming NL vendor command data attributes and |
| 1878 | * invokes the SME Api and blocks on a completion variable. |
| 1879 | * Each WMI event with cached scan results data chunk results in |
| 1880 | * function call wlan_hdd_cfg80211_extscan_cached_results_ind and each |
| 1881 | * data chunk is sent up the layer in cfg80211_vendor_cmd_alloc_reply_skb. |
| 1882 | * |
| 1883 | * If timeout happens before receiving all of the data, this function sets |
| 1884 | * a context variable @ignore_cached_results to %true, all of the next data |
| 1885 | * chunks are checked against this variable and dropped. |
| 1886 | * |
| 1887 | * Return: 0 on success; error number otherwise. |
| 1888 | */ |
| 1889 | int wlan_hdd_cfg80211_extscan_get_cached_results(struct wiphy *wiphy, |
| 1890 | struct wireless_dev *wdev, |
| 1891 | const void *data, int data_len) |
| 1892 | { |
| 1893 | int ret = 0; |
| 1894 | |
| 1895 | cds_ssr_protect(__func__); |
| 1896 | ret = __wlan_hdd_cfg80211_extscan_get_cached_results(wiphy, wdev, data, |
| 1897 | data_len); |
| 1898 | cds_ssr_unprotect(__func__); |
| 1899 | |
| 1900 | return ret; |
| 1901 | } |
| 1902 | |
| 1903 | /** |
| 1904 | * __wlan_hdd_cfg80211_extscan_set_bssid_hotlist() - set bssid hot list |
| 1905 | * @wiphy: Pointer to wireless phy |
| 1906 | * @wdev: Pointer to wireless device |
| 1907 | * @data: Pointer to data |
| 1908 | * @data_len: Data length |
| 1909 | * |
| 1910 | * Return: none |
| 1911 | */ |
| 1912 | static int |
| 1913 | __wlan_hdd_cfg80211_extscan_set_bssid_hotlist(struct wiphy *wiphy, |
| 1914 | struct wireless_dev |
| 1915 | *wdev, const void *data, |
| 1916 | int data_len) |
| 1917 | { |
| 1918 | tpSirExtScanSetBssidHotListReqParams pReqMsg = NULL; |
| 1919 | struct net_device *dev = wdev->netdev; |
Jeff Johnson | 7058aa8 | 2017-10-02 13:29:09 -0700 | [diff] [blame] | 1920 | struct hdd_adapter *adapter = WLAN_HDD_GET_PRIV_PTR(dev); |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1921 | struct hdd_context *hdd_ctx = wiphy_priv(wiphy); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1922 | struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX + |
| 1923 | 1]; |
| 1924 | struct nlattr *tb2[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX |
| 1925 | + 1]; |
| 1926 | struct nlattr *apTh; |
| 1927 | struct hdd_ext_scan_context *context; |
| 1928 | uint32_t request_id; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 1929 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1930 | uint8_t i; |
| 1931 | int rem, retval; |
| 1932 | unsigned long rc; |
| 1933 | |
Dustin Brown | fdf17c1 | 2018-03-14 12:55:34 -0700 | [diff] [blame] | 1934 | hdd_enter_dev(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1935 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 1936 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1937 | hdd_err("Command not allowed in FTM mode"); |
| 1938 | return -EPERM; |
| 1939 | } |
| 1940 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1941 | retval = wlan_hdd_validate_context(hdd_ctx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 1942 | if (0 != retval) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1943 | return -EINVAL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1944 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 1945 | if (!hdd_ctx->config->extscan_enabled) { |
Manjeet Singh | 0f2ce5c | 2016-09-01 12:08:57 +0530 | [diff] [blame] | 1946 | hdd_err("extscan not supported"); |
| 1947 | return -ENOTSUPP; |
| 1948 | } |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 1949 | if (wlan_cfg80211_nla_parse(tb, |
| 1950 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX, |
| 1951 | data, data_len, wlan_hdd_extscan_config_policy)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1952 | hdd_err("Invalid ATTR"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1953 | return -EINVAL; |
| 1954 | } |
| 1955 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 1956 | pReqMsg = qdf_mem_malloc(sizeof(*pReqMsg)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1957 | if (!pReqMsg) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1958 | hdd_err("qdf_mem_malloc failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1959 | return -ENOMEM; |
| 1960 | } |
| 1961 | |
| 1962 | /* Parse and fetch request Id */ |
| 1963 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1964 | hdd_err("attr request id failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1965 | goto fail; |
| 1966 | } |
| 1967 | |
| 1968 | pReqMsg->requestId = |
| 1969 | nla_get_u32(tb |
| 1970 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1971 | hdd_debug("Req Id %d", pReqMsg->requestId); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1972 | |
| 1973 | /* Parse and fetch number of APs */ |
| 1974 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BSSID_HOTLIST_PARAMS_NUM_AP]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1975 | hdd_err("attr number of AP failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1976 | goto fail; |
| 1977 | } |
| 1978 | pReqMsg->numAp = |
| 1979 | nla_get_u32(tb |
| 1980 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_BSSID_HOTLIST_PARAMS_NUM_AP]); |
Srinivas Girigowda | 60a4f9d | 2016-12-07 14:35:39 -0800 | [diff] [blame] | 1981 | if (pReqMsg->numAp > WLAN_EXTSCAN_MAX_HOTLIST_APS) { |
| 1982 | hdd_err("Number of AP: %u exceeds max: %u", |
| 1983 | pReqMsg->numAp, WLAN_EXTSCAN_MAX_HOTLIST_APS); |
| 1984 | goto fail; |
| 1985 | } |
Jeff Johnson | 1b780e4 | 2017-10-31 14:11:45 -0700 | [diff] [blame] | 1986 | pReqMsg->sessionId = adapter->session_id; |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1987 | hdd_debug("Number of AP %d Session Id %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1988 | pReqMsg->numAp, pReqMsg->sessionId); |
| 1989 | |
| 1990 | /* Parse and fetch lost ap sample size */ |
| 1991 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BSSID_HOTLIST_PARAMS_LOST_AP_SAMPLE_SIZE]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 1992 | hdd_err("attr lost ap sample size failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1993 | goto fail; |
| 1994 | } |
| 1995 | |
| 1996 | pReqMsg->lost_ap_sample_size = nla_get_u32( |
| 1997 | tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BSSID_HOTLIST_PARAMS_LOST_AP_SAMPLE_SIZE]); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 1998 | hdd_debug("Lost ap sample size %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 1999 | pReqMsg->lost_ap_sample_size); |
| 2000 | |
SaidiReddy Yenuga | a191738 | 2017-03-28 17:04:37 +0530 | [diff] [blame] | 2001 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM]) { |
| 2002 | hdd_err("attr ap threshold failed"); |
| 2003 | goto fail; |
| 2004 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2005 | i = 0; |
| 2006 | nla_for_each_nested(apTh, |
| 2007 | tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM], |
| 2008 | rem) { |
Srinivas Girigowda | 60a4f9d | 2016-12-07 14:35:39 -0800 | [diff] [blame] | 2009 | if (i == pReqMsg->numAp) { |
| 2010 | hdd_warn("Ignoring excess AP"); |
| 2011 | break; |
| 2012 | } |
| 2013 | |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 2014 | if (wlan_cfg80211_nla_parse(tb2, |
Dustin Brown | 3fb1504 | 2017-08-15 15:54:49 -0700 | [diff] [blame] | 2015 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX, |
| 2016 | nla_data(apTh), nla_len(apTh), |
| 2017 | wlan_hdd_extscan_config_policy)) { |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 2018 | hdd_err("nla_parse failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2019 | goto fail; |
| 2020 | } |
| 2021 | |
| 2022 | /* Parse and fetch MAC address */ |
| 2023 | if (!tb2[QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_BSSID]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2024 | hdd_err("attr mac address failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2025 | goto fail; |
| 2026 | } |
| 2027 | nla_memcpy(pReqMsg->ap[i].bssid.bytes, |
| 2028 | tb2 |
| 2029 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_BSSID], |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 2030 | QDF_MAC_ADDR_SIZE); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2031 | hdd_debug(MAC_ADDRESS_STR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2032 | MAC_ADDR_ARRAY(pReqMsg->ap[i].bssid.bytes)); |
| 2033 | |
| 2034 | /* Parse and fetch low RSSI */ |
| 2035 | if (!tb2 |
| 2036 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_RSSI_LOW]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2037 | hdd_err("attr low RSSI failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2038 | goto fail; |
| 2039 | } |
| 2040 | pReqMsg->ap[i].low = |
| 2041 | nla_get_s32(tb2 |
| 2042 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_RSSI_LOW]); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2043 | hdd_debug("RSSI low %d", pReqMsg->ap[i].low); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2044 | |
| 2045 | /* Parse and fetch high RSSI */ |
| 2046 | if (!tb2 |
| 2047 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_RSSI_HIGH]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2048 | hdd_err("attr high RSSI failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2049 | goto fail; |
| 2050 | } |
| 2051 | pReqMsg->ap[i].high = |
| 2052 | nla_get_s32(tb2 |
| 2053 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_RSSI_HIGH]); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2054 | hdd_debug("RSSI High %d", pReqMsg->ap[i].high); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2055 | |
| 2056 | i++; |
| 2057 | } |
| 2058 | |
Srinivas Girigowda | 60a4f9d | 2016-12-07 14:35:39 -0800 | [diff] [blame] | 2059 | if (i < pReqMsg->numAp) { |
| 2060 | hdd_warn("Number of AP %u less than expected %u", |
| 2061 | i, pReqMsg->numAp); |
| 2062 | pReqMsg->numAp = i; |
| 2063 | } |
| 2064 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2065 | context = &ext_scan_context; |
| 2066 | spin_lock(&context->context_lock); |
| 2067 | INIT_COMPLETION(context->response_event); |
| 2068 | context->request_id = request_id = pReqMsg->requestId; |
| 2069 | spin_unlock(&context->context_lock); |
| 2070 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 2071 | status = sme_set_bss_hotlist(hdd_ctx->hHal, pReqMsg); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 2072 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2073 | hdd_err("sme_set_bss_hotlist failed(err=%d)", status); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2074 | goto fail; |
| 2075 | } |
| 2076 | |
| 2077 | /* request was sent -- wait for the response */ |
| 2078 | rc = wait_for_completion_timeout |
| 2079 | (&context->response_event, |
| 2080 | msecs_to_jiffies(WLAN_WAIT_TIME_EXTSCAN)); |
| 2081 | |
| 2082 | if (!rc) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2083 | hdd_err("sme_set_bss_hotlist timed out"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2084 | retval = -ETIMEDOUT; |
| 2085 | } else { |
| 2086 | spin_lock(&context->context_lock); |
| 2087 | if (context->request_id == request_id) |
| 2088 | retval = context->response_status; |
| 2089 | else |
| 2090 | retval = -EINVAL; |
| 2091 | spin_unlock(&context->context_lock); |
| 2092 | } |
Dustin Brown | e74003f | 2018-03-14 12:51:58 -0700 | [diff] [blame] | 2093 | hdd_exit(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2094 | return retval; |
| 2095 | |
| 2096 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 2097 | qdf_mem_free(pReqMsg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2098 | return -EINVAL; |
| 2099 | } |
| 2100 | |
| 2101 | /** |
| 2102 | * wlan_hdd_cfg80211_extscan_set_bssid_hotlist() - set ext scan bssid hotlist |
| 2103 | * @wiphy: Pointer to wiphy |
| 2104 | * @wdev: Pointer to wdev |
| 2105 | * @data: Pointer to data |
| 2106 | * @data_len: Data length |
| 2107 | * |
| 2108 | * Return: 0 for success, non-zero for failure |
| 2109 | */ |
| 2110 | int wlan_hdd_cfg80211_extscan_set_bssid_hotlist(struct wiphy *wiphy, |
| 2111 | struct wireless_dev *wdev, |
| 2112 | const void *data, int data_len) |
| 2113 | { |
| 2114 | int ret = 0; |
| 2115 | |
| 2116 | cds_ssr_protect(__func__); |
| 2117 | ret = __wlan_hdd_cfg80211_extscan_set_bssid_hotlist(wiphy, wdev, data, |
| 2118 | data_len); |
| 2119 | cds_ssr_unprotect(__func__); |
| 2120 | |
| 2121 | return ret; |
| 2122 | } |
| 2123 | |
| 2124 | |
| 2125 | /** |
Srinivas Girigowda | cf2d0af | 2017-03-25 12:03:15 -0700 | [diff] [blame] | 2126 | * __wlan_hdd_cfg80211_extscan_set_significant_change() - set significant change |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2127 | * @wiphy: Pointer to wireless phy |
| 2128 | * @wdev: Pointer to wireless device |
| 2129 | * @data: Pointer to data |
| 2130 | * @data_len: Data length |
| 2131 | * |
| 2132 | * Return: none |
| 2133 | */ |
| 2134 | static int |
| 2135 | __wlan_hdd_cfg80211_extscan_set_significant_change(struct wiphy *wiphy, |
| 2136 | struct wireless_dev |
| 2137 | *wdev, const void *data, |
| 2138 | int data_len) |
| 2139 | { |
| 2140 | tpSirExtScanSetSigChangeReqParams pReqMsg = NULL; |
| 2141 | struct net_device *dev = wdev->netdev; |
Jeff Johnson | 7058aa8 | 2017-10-02 13:29:09 -0700 | [diff] [blame] | 2142 | struct hdd_adapter *adapter = WLAN_HDD_GET_PRIV_PTR(dev); |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 2143 | struct hdd_context *hdd_ctx = wiphy_priv(wiphy); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2144 | struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX + |
| 2145 | 1]; |
| 2146 | struct nlattr *tb2[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX |
| 2147 | + 1]; |
| 2148 | struct nlattr *apTh; |
| 2149 | struct hdd_ext_scan_context *context; |
| 2150 | uint32_t request_id; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 2151 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2152 | uint8_t i; |
| 2153 | int rem, retval; |
| 2154 | unsigned long rc; |
| 2155 | |
Dustin Brown | fdf17c1 | 2018-03-14 12:55:34 -0700 | [diff] [blame] | 2156 | hdd_enter_dev(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2157 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 2158 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2159 | hdd_err("Command not allowed in FTM mode"); |
| 2160 | return -EPERM; |
| 2161 | } |
| 2162 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 2163 | retval = wlan_hdd_validate_context(hdd_ctx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 2164 | if (0 != retval) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2165 | return -EINVAL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2166 | |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 2167 | if (wlan_cfg80211_nla_parse(tb, |
| 2168 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX, |
| 2169 | data, data_len, wlan_hdd_extscan_config_policy)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2170 | hdd_err("Invalid ATTR"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2171 | return -EINVAL; |
| 2172 | } |
| 2173 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 2174 | pReqMsg = qdf_mem_malloc(sizeof(*pReqMsg)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2175 | if (!pReqMsg) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2176 | hdd_err("qdf_mem_malloc failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2177 | return -ENOMEM; |
| 2178 | } |
| 2179 | |
| 2180 | /* Parse and fetch request Id */ |
| 2181 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2182 | hdd_err("attr request id failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2183 | goto fail; |
| 2184 | } |
| 2185 | |
| 2186 | pReqMsg->requestId = |
| 2187 | nla_get_u32(tb |
| 2188 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2189 | hdd_debug("Req Id %d", pReqMsg->requestId); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2190 | |
| 2191 | /* Parse and fetch RSSI sample size */ |
| 2192 | if (!tb |
| 2193 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_RSSI_SAMPLE_SIZE]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2194 | hdd_err("attr RSSI sample size failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2195 | goto fail; |
| 2196 | } |
| 2197 | pReqMsg->rssiSampleSize = |
| 2198 | nla_get_u32(tb |
| 2199 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_RSSI_SAMPLE_SIZE]); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2200 | hdd_debug("RSSI sample size %u", pReqMsg->rssiSampleSize); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2201 | |
| 2202 | /* Parse and fetch lost AP sample size */ |
| 2203 | if (!tb |
| 2204 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_LOST_AP_SAMPLE_SIZE]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2205 | hdd_err("attr lost AP sample size failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2206 | goto fail; |
| 2207 | } |
| 2208 | pReqMsg->lostApSampleSize = |
| 2209 | nla_get_u32(tb |
| 2210 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_LOST_AP_SAMPLE_SIZE]); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2211 | hdd_debug("Lost AP sample size %u", pReqMsg->lostApSampleSize); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2212 | |
| 2213 | /* Parse and fetch AP min breacing */ |
| 2214 | if (!tb |
| 2215 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_MIN_BREACHING]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2216 | hdd_err("attr AP min breaching"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2217 | goto fail; |
| 2218 | } |
| 2219 | pReqMsg->minBreaching = |
| 2220 | nla_get_u32(tb |
| 2221 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_MIN_BREACHING]); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2222 | hdd_debug("AP min breaching %u", pReqMsg->minBreaching); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2223 | |
| 2224 | /* Parse and fetch number of APs */ |
| 2225 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_NUM_AP]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2226 | hdd_err("attr number of AP failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2227 | goto fail; |
| 2228 | } |
| 2229 | pReqMsg->numAp = |
| 2230 | nla_get_u32(tb |
| 2231 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SIGNIFICANT_CHANGE_PARAMS_NUM_AP]); |
Prakash Dhavali | b0888ed | 2016-11-29 08:54:18 -0800 | [diff] [blame] | 2232 | if (pReqMsg->numAp > WLAN_EXTSCAN_MAX_SIGNIFICANT_CHANGE_APS) { |
| 2233 | hdd_err("Number of AP %u exceeds max %u", |
| 2234 | pReqMsg->numAp, |
| 2235 | WLAN_EXTSCAN_MAX_SIGNIFICANT_CHANGE_APS); |
| 2236 | goto fail; |
| 2237 | } |
| 2238 | |
Jeff Johnson | 1b780e4 | 2017-10-31 14:11:45 -0700 | [diff] [blame] | 2239 | pReqMsg->sessionId = adapter->session_id; |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2240 | hdd_debug("Number of AP %d Session Id %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2241 | pReqMsg->numAp, pReqMsg->sessionId); |
| 2242 | |
SaidiReddy Yenuga | 6f4763d | 2017-03-28 17:09:56 +0530 | [diff] [blame] | 2243 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM]) { |
| 2244 | hdd_err("attr ap threshold failed"); |
| 2245 | goto fail; |
| 2246 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2247 | i = 0; |
| 2248 | nla_for_each_nested(apTh, |
| 2249 | tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM], |
| 2250 | rem) { |
Prakash Dhavali | b0888ed | 2016-11-29 08:54:18 -0800 | [diff] [blame] | 2251 | |
| 2252 | if (i == pReqMsg->numAp) { |
| 2253 | hdd_warn("Ignoring excess AP"); |
| 2254 | break; |
| 2255 | } |
| 2256 | |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 2257 | if (wlan_cfg80211_nla_parse(tb2, |
Dustin Brown | 3fb1504 | 2017-08-15 15:54:49 -0700 | [diff] [blame] | 2258 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX, |
| 2259 | nla_data(apTh), nla_len(apTh), |
| 2260 | wlan_hdd_extscan_config_policy)) { |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 2261 | hdd_err("nla_parse failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2262 | goto fail; |
| 2263 | } |
| 2264 | |
| 2265 | /* Parse and fetch MAC address */ |
| 2266 | if (!tb2[QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_BSSID]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2267 | hdd_err("attr mac address failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2268 | goto fail; |
| 2269 | } |
| 2270 | nla_memcpy(pReqMsg->ap[i].bssid.bytes, |
| 2271 | tb2 |
| 2272 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_BSSID], |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 2273 | QDF_MAC_ADDR_SIZE); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2274 | hdd_debug(MAC_ADDRESS_STR, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2275 | MAC_ADDR_ARRAY(pReqMsg->ap[i].bssid.bytes)); |
| 2276 | |
| 2277 | /* Parse and fetch low RSSI */ |
| 2278 | if (!tb2 |
| 2279 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_RSSI_LOW]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2280 | hdd_err("attr low RSSI failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2281 | goto fail; |
| 2282 | } |
| 2283 | pReqMsg->ap[i].low = |
| 2284 | nla_get_s32(tb2 |
| 2285 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_RSSI_LOW]); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2286 | hdd_debug("RSSI low %d", pReqMsg->ap[i].low); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2287 | |
| 2288 | /* Parse and fetch high RSSI */ |
| 2289 | if (!tb2 |
| 2290 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_RSSI_HIGH]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2291 | hdd_err("attr high RSSI failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2292 | goto fail; |
| 2293 | } |
| 2294 | pReqMsg->ap[i].high = |
| 2295 | nla_get_s32(tb2 |
| 2296 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_AP_THRESHOLD_PARAM_RSSI_HIGH]); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2297 | hdd_debug("RSSI High %d", pReqMsg->ap[i].high); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2298 | |
| 2299 | i++; |
| 2300 | } |
Prakash Dhavali | b0888ed | 2016-11-29 08:54:18 -0800 | [diff] [blame] | 2301 | if (i < pReqMsg->numAp) { |
| 2302 | hdd_warn("Number of AP %u less than expected %u", |
| 2303 | i, pReqMsg->numAp); |
| 2304 | pReqMsg->numAp = i; |
| 2305 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2306 | |
| 2307 | context = &ext_scan_context; |
| 2308 | spin_lock(&context->context_lock); |
| 2309 | INIT_COMPLETION(context->response_event); |
| 2310 | context->request_id = request_id = pReqMsg->requestId; |
| 2311 | spin_unlock(&context->context_lock); |
| 2312 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 2313 | status = sme_set_significant_change(hdd_ctx->hHal, pReqMsg); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 2314 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2315 | hdd_err("sme_set_significant_change failed(err=%d)", status); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 2316 | qdf_mem_free(pReqMsg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2317 | return -EINVAL; |
| 2318 | } |
| 2319 | |
| 2320 | /* request was sent -- wait for the response */ |
| 2321 | rc = wait_for_completion_timeout(&context->response_event, |
| 2322 | msecs_to_jiffies(WLAN_WAIT_TIME_EXTSCAN)); |
| 2323 | |
| 2324 | if (!rc) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2325 | hdd_err("sme_set_significant_change timed out"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2326 | retval = -ETIMEDOUT; |
| 2327 | } else { |
| 2328 | spin_lock(&context->context_lock); |
| 2329 | if (context->request_id == request_id) |
| 2330 | retval = context->response_status; |
| 2331 | else |
| 2332 | retval = -EINVAL; |
| 2333 | spin_unlock(&context->context_lock); |
| 2334 | } |
Dustin Brown | e74003f | 2018-03-14 12:51:58 -0700 | [diff] [blame] | 2335 | hdd_exit(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2336 | return retval; |
| 2337 | |
| 2338 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 2339 | qdf_mem_free(pReqMsg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2340 | return -EINVAL; |
| 2341 | } |
| 2342 | |
| 2343 | /** |
| 2344 | * wlan_hdd_cfg80211_extscan_set_significant_change() - set significant change |
| 2345 | * @wiphy: Pointer to wireless phy |
| 2346 | * @wdev: Pointer to wireless device |
| 2347 | * @data: Pointer to data |
| 2348 | * @data_len: Data length |
| 2349 | * |
| 2350 | * Return: 0 on success, negative errno on failure |
| 2351 | */ |
| 2352 | int wlan_hdd_cfg80211_extscan_set_significant_change(struct wiphy *wiphy, |
| 2353 | struct wireless_dev *wdev, |
| 2354 | const void *data, int data_len) |
| 2355 | { |
| 2356 | int ret = 0; |
| 2357 | |
| 2358 | cds_ssr_protect(__func__); |
| 2359 | ret = __wlan_hdd_cfg80211_extscan_set_significant_change(wiphy, wdev, |
| 2360 | data, data_len); |
| 2361 | cds_ssr_unprotect(__func__); |
| 2362 | |
| 2363 | return ret; |
| 2364 | } |
| 2365 | |
| 2366 | /** |
| 2367 | * hdd_remove_dsrc_channels () - remove dsrc chanels |
Kiran Kumar Lokere | a3de226 | 2017-04-12 12:15:04 -0700 | [diff] [blame] | 2368 | * @hdd_ctx: hdd context |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2369 | * @wiphy: Pointer to wireless phy |
| 2370 | * @chan_list: channel list |
| 2371 | * @num_channels: number of channels |
| 2372 | * |
| 2373 | * Return: none |
| 2374 | */ |
Jeff Johnson | 9755a51 | 2017-08-28 12:01:57 -0700 | [diff] [blame] | 2375 | static void hdd_remove_dsrc_channels(struct hdd_context *hdd_ctx, |
Kiran Kumar Lokere | a3de226 | 2017-04-12 12:15:04 -0700 | [diff] [blame] | 2376 | struct wiphy *wiphy, uint32_t *chan_list, |
Jeff Johnson | cd2a079 | 2016-10-05 15:17:13 -0700 | [diff] [blame] | 2377 | uint8_t *num_channels) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2378 | { |
| 2379 | uint8_t num_chan_temp = 0; |
| 2380 | int i; |
| 2381 | |
| 2382 | for (i = 0; i < *num_channels; i++) { |
Kiran Kumar Lokere | a3de226 | 2017-04-12 12:15:04 -0700 | [diff] [blame] | 2383 | if (!WLAN_REG_IS_11P_CH(wlan_reg_freq_to_chan(hdd_ctx->hdd_pdev, |
| 2384 | chan_list[i]))) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2385 | chan_list[num_chan_temp] = chan_list[i]; |
| 2386 | num_chan_temp++; |
| 2387 | } |
| 2388 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2389 | *num_channels = num_chan_temp; |
| 2390 | } |
| 2391 | |
| 2392 | /** |
Amar Singhal | ea10a87 | 2016-08-23 15:31:45 -0700 | [diff] [blame] | 2393 | * hdd_remove_passive_channels () - remove passive channels |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2394 | * @wiphy: Pointer to wireless phy |
| 2395 | * @chan_list: channel list |
| 2396 | * @num_channels: number of channels |
| 2397 | * |
| 2398 | * Return: none |
| 2399 | */ |
Amar Singhal | 25b10f9 | 2016-11-14 16:53:25 -0800 | [diff] [blame] | 2400 | static void hdd_remove_passive_channels(struct wiphy *wiphy, |
| 2401 | uint32_t *chan_list, |
| 2402 | uint8_t *num_channels) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2403 | { |
| 2404 | uint8_t num_chan_temp = 0; |
| 2405 | int i, j, k; |
| 2406 | |
| 2407 | for (i = 0; i < *num_channels; i++) |
Srinivas Girigowda | 5da651b | 2017-08-04 11:22:54 -0700 | [diff] [blame] | 2408 | for (j = 0; j < HDD_NUM_NL80211_BANDS; j++) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2409 | if (wiphy->bands[j] == NULL) |
| 2410 | continue; |
| 2411 | for (k = 0; k < wiphy->bands[j]->n_channels; k++) { |
| 2412 | if ((chan_list[i] == |
| 2413 | wiphy->bands[j]->channels[k].center_freq) |
| 2414 | && (!(wiphy->bands[j]->channels[k].flags & |
Amar Singhal | ea10a87 | 2016-08-23 15:31:45 -0700 | [diff] [blame] | 2415 | IEEE80211_CHAN_PASSIVE_SCAN)) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2416 | ) { |
| 2417 | chan_list[num_chan_temp] = chan_list[i]; |
| 2418 | num_chan_temp++; |
| 2419 | } |
| 2420 | } |
| 2421 | } |
| 2422 | |
| 2423 | *num_channels = num_chan_temp; |
| 2424 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2425 | |
| 2426 | /** |
| 2427 | * __wlan_hdd_cfg80211_extscan_get_valid_channels () - get valid channels |
| 2428 | * @wiphy: Pointer to wireless phy |
| 2429 | * @wdev: Pointer to wireless device |
| 2430 | * @data: Pointer to data |
| 2431 | * @data_len: Data length |
| 2432 | * |
| 2433 | * Return: none |
| 2434 | */ |
| 2435 | static int |
| 2436 | __wlan_hdd_cfg80211_extscan_get_valid_channels(struct wiphy *wiphy, |
| 2437 | struct wireless_dev |
| 2438 | *wdev, const void *data, |
| 2439 | int data_len) |
| 2440 | { |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 2441 | struct hdd_context *hdd_ctx = wiphy_priv(wiphy); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2442 | struct net_device *dev = wdev->netdev; |
Jeff Johnson | 7058aa8 | 2017-10-02 13:29:09 -0700 | [diff] [blame] | 2443 | struct hdd_adapter *adapter = WLAN_HDD_GET_PRIV_PTR(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2444 | uint32_t chan_list[WNI_CFG_VALID_CHANNEL_LIST_LEN] = {0}; |
Srinivas Girigowda | dbfb264 | 2016-08-28 21:32:38 -0700 | [diff] [blame] | 2445 | uint8_t num_channels = 0, i, buf[256] = {0}; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2446 | struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX + |
| 2447 | 1]; |
| 2448 | uint32_t requestId, maxChannels; |
| 2449 | tWifiBand wifiBand; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 2450 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2451 | struct sk_buff *reply_skb; |
Srinivas Girigowda | dbfb264 | 2016-08-28 21:32:38 -0700 | [diff] [blame] | 2452 | int ret, len = 0; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2453 | |
Srinivas Girigowda | dbfb264 | 2016-08-28 21:32:38 -0700 | [diff] [blame] | 2454 | /* ENTER_DEV() intentionally not used in a frequently invoked API */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2455 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 2456 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2457 | hdd_err("Command not allowed in FTM mode"); |
| 2458 | return -EPERM; |
| 2459 | } |
| 2460 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 2461 | ret = wlan_hdd_validate_context(hdd_ctx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 2462 | if (0 != ret) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2463 | return -EINVAL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2464 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 2465 | if (!hdd_ctx->config->extscan_enabled) { |
Manjeet Singh | 0f2ce5c | 2016-09-01 12:08:57 +0530 | [diff] [blame] | 2466 | hdd_err("extscan not supported"); |
| 2467 | return -ENOTSUPP; |
| 2468 | } |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 2469 | if (wlan_cfg80211_nla_parse(tb, |
| 2470 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX, |
| 2471 | data, data_len, wlan_hdd_extscan_config_policy)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2472 | hdd_err("Invalid ATTR"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2473 | return -EINVAL; |
| 2474 | } |
| 2475 | |
| 2476 | /* Parse and fetch request Id */ |
| 2477 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2478 | hdd_err("attr request id failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2479 | return -EINVAL; |
| 2480 | } |
| 2481 | requestId = |
| 2482 | nla_get_u32(tb |
| 2483 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2484 | |
| 2485 | /* Parse and fetch wifi band */ |
| 2486 | if (!tb |
| 2487 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_GET_VALID_CHANNELS_CONFIG_PARAM_WIFI_BAND]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2488 | hdd_err("attr wifi band failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2489 | return -EINVAL; |
| 2490 | } |
| 2491 | wifiBand = |
| 2492 | nla_get_u32(tb |
| 2493 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_GET_VALID_CHANNELS_CONFIG_PARAM_WIFI_BAND]); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2494 | |
| 2495 | if (!tb |
| 2496 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_GET_VALID_CHANNELS_CONFIG_PARAM_MAX_CHANNELS]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2497 | hdd_err("attr max channels failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2498 | return -EINVAL; |
| 2499 | } |
| 2500 | maxChannels = |
| 2501 | nla_get_u32(tb |
| 2502 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_GET_VALID_CHANNELS_CONFIG_PARAM_MAX_CHANNELS]); |
Manjeet Singh | db48518 | 2016-11-09 19:11:01 +0530 | [diff] [blame] | 2503 | |
| 2504 | if (maxChannels > WNI_CFG_VALID_CHANNEL_LIST_LEN) { |
| 2505 | hdd_err("Max channels %d exceeded Valid channel list len %d", |
| 2506 | maxChannels, WNI_CFG_VALID_CHANNEL_LIST_LEN); |
| 2507 | return -EINVAL; |
| 2508 | } |
| 2509 | |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2510 | hdd_debug("Req Id: %u Wifi band: %d Max channels: %d", requestId, |
Srinivas Girigowda | dbfb264 | 2016-08-28 21:32:38 -0700 | [diff] [blame] | 2511 | wifiBand, maxChannels); |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 2512 | status = sme_get_valid_channels_by_band((tHalHandle) (hdd_ctx->hHal), |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2513 | wifiBand, chan_list, |
| 2514 | &num_channels); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 2515 | if (QDF_STATUS_SUCCESS != status) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2516 | hdd_err("sme_get_valid_channels_by_band failed (err=%d)", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2517 | status); |
| 2518 | return -EINVAL; |
| 2519 | } |
| 2520 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 2521 | num_channels = QDF_MIN(num_channels, maxChannels); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2522 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 2523 | hdd_remove_dsrc_channels(hdd_ctx, wiphy, chan_list, &num_channels); |
Jeff Johnson | 7058aa8 | 2017-10-02 13:29:09 -0700 | [diff] [blame] | 2524 | if ((QDF_SAP_MODE == adapter->device_mode) || |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2525 | !strncmp(hdd_get_fwpath(), "ap", 2)) |
Amar Singhal | ea10a87 | 2016-08-23 15:31:45 -0700 | [diff] [blame] | 2526 | hdd_remove_passive_channels(wiphy, chan_list, |
| 2527 | &num_channels); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2528 | |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2529 | hdd_debug("Number of channels: %d", num_channels); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2530 | for (i = 0; i < num_channels; i++) |
Srinivas Girigowda | dbfb264 | 2016-08-28 21:32:38 -0700 | [diff] [blame] | 2531 | len += scnprintf(buf + len, sizeof(buf) - len, |
| 2532 | "%u ", chan_list[i]); |
| 2533 | |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2534 | hdd_debug("Channels: %s", buf); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2535 | |
| 2536 | reply_skb = cfg80211_vendor_cmd_alloc_reply_skb(wiphy, sizeof(u32) + |
| 2537 | sizeof(u32) * |
| 2538 | num_channels + |
| 2539 | NLMSG_HDRLEN); |
| 2540 | |
| 2541 | if (reply_skb) { |
| 2542 | if (nla_put_u32(reply_skb, |
| 2543 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_NUM_CHANNELS, |
| 2544 | num_channels) || |
| 2545 | nla_put(reply_skb, |
| 2546 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_RESULTS_CHANNELS, |
| 2547 | sizeof(u32) * num_channels, chan_list)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2548 | hdd_err("nla put fail"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2549 | kfree_skb(reply_skb); |
| 2550 | return -EINVAL; |
| 2551 | } |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 2552 | ret = cfg80211_vendor_cmd_reply(reply_skb); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 2553 | return ret; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2554 | } |
| 2555 | |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2556 | hdd_err("valid channels: buffer alloc fail"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2557 | return -EINVAL; |
| 2558 | } |
| 2559 | |
| 2560 | /** |
| 2561 | * wlan_hdd_cfg80211_extscan_get_valid_channels() - get ext scan valid channels |
| 2562 | * @wiphy: Pointer to wireless phy |
| 2563 | * @wdev: Pointer to wireless device |
| 2564 | * @data: Pointer to data |
| 2565 | * @data_len: Data length |
| 2566 | * |
| 2567 | * Return: 0 on success, negative errno on failure |
| 2568 | */ |
| 2569 | int wlan_hdd_cfg80211_extscan_get_valid_channels(struct wiphy *wiphy, |
| 2570 | struct wireless_dev *wdev, |
| 2571 | const void *data, int data_len) |
| 2572 | { |
| 2573 | int ret = 0; |
| 2574 | |
| 2575 | cds_ssr_protect(__func__); |
| 2576 | ret = __wlan_hdd_cfg80211_extscan_get_valid_channels(wiphy, wdev, data, |
| 2577 | data_len); |
| 2578 | cds_ssr_unprotect(__func__); |
| 2579 | |
| 2580 | return ret; |
| 2581 | } |
| 2582 | |
| 2583 | /** |
| 2584 | * hdd_extscan_update_dwell_time_limits() - update dwell times |
| 2585 | * @req_msg: Pointer to request message |
| 2586 | * @bkt_idx: Index of current bucket being processed |
| 2587 | * @active_min: minimum active dwell time |
| 2588 | * @active_max: maximum active dwell time |
| 2589 | * @passive_min: minimum passive dwell time |
| 2590 | * @passive_max: maximum passive dwell time |
| 2591 | * |
| 2592 | * Return: none |
| 2593 | */ |
| 2594 | static void hdd_extscan_update_dwell_time_limits( |
| 2595 | tpSirWifiScanCmdReqParams req_msg, uint32_t bkt_idx, |
| 2596 | uint32_t active_min, uint32_t active_max, |
| 2597 | uint32_t passive_min, uint32_t passive_max) |
| 2598 | { |
| 2599 | /* update per-bucket dwell times */ |
| 2600 | if (req_msg->buckets[bkt_idx].min_dwell_time_active > |
| 2601 | active_min) { |
| 2602 | req_msg->buckets[bkt_idx].min_dwell_time_active = |
| 2603 | active_min; |
| 2604 | } |
| 2605 | if (req_msg->buckets[bkt_idx].max_dwell_time_active < |
| 2606 | active_max) { |
| 2607 | req_msg->buckets[bkt_idx].max_dwell_time_active = |
| 2608 | active_max; |
| 2609 | } |
| 2610 | if (req_msg->buckets[bkt_idx].min_dwell_time_passive > |
| 2611 | passive_min) { |
| 2612 | req_msg->buckets[bkt_idx].min_dwell_time_passive = |
| 2613 | passive_min; |
| 2614 | } |
| 2615 | if (req_msg->buckets[bkt_idx].max_dwell_time_passive < |
| 2616 | passive_max) { |
| 2617 | req_msg->buckets[bkt_idx].max_dwell_time_passive = |
| 2618 | passive_max; |
| 2619 | } |
| 2620 | /* update dwell-time across all buckets */ |
| 2621 | if (req_msg->min_dwell_time_active > |
| 2622 | req_msg->buckets[bkt_idx].min_dwell_time_active) { |
| 2623 | req_msg->min_dwell_time_active = |
| 2624 | req_msg->buckets[bkt_idx].min_dwell_time_active; |
| 2625 | } |
| 2626 | if (req_msg->max_dwell_time_active < |
| 2627 | req_msg->buckets[bkt_idx].max_dwell_time_active) { |
| 2628 | req_msg->max_dwell_time_active = |
| 2629 | req_msg->buckets[bkt_idx].max_dwell_time_active; |
| 2630 | } |
| 2631 | if (req_msg->min_dwell_time_passive > |
| 2632 | req_msg->buckets[bkt_idx].min_dwell_time_passive) { |
| 2633 | req_msg->min_dwell_time_passive = |
| 2634 | req_msg->buckets[bkt_idx].min_dwell_time_passive; |
| 2635 | } |
| 2636 | if (req_msg->max_dwell_time_passive > |
| 2637 | req_msg->buckets[bkt_idx].max_dwell_time_passive) { |
| 2638 | req_msg->max_dwell_time_passive = |
| 2639 | req_msg->buckets[bkt_idx].max_dwell_time_passive; |
| 2640 | } |
| 2641 | } |
| 2642 | |
| 2643 | /** |
| 2644 | * hdd_extscan_channel_max_reached() - channel max reached |
| 2645 | * @req: extscan request structure |
| 2646 | * @total_channels: total number of channels |
| 2647 | * |
| 2648 | * Return: true if total channels reached max, false otherwise |
| 2649 | */ |
| 2650 | static bool hdd_extscan_channel_max_reached(tSirWifiScanCmdReqParams *req, |
| 2651 | uint8_t total_channels) |
| 2652 | { |
| 2653 | if (total_channels == WLAN_EXTSCAN_MAX_CHANNELS) { |
| 2654 | hdd_warn( |
| 2655 | "max #of channels %d reached, take only first %d bucket(s)", |
| 2656 | total_channels, req->numBuckets); |
| 2657 | return true; |
| 2658 | } |
| 2659 | return false; |
| 2660 | } |
| 2661 | |
| 2662 | /** |
| 2663 | * hdd_extscan_start_fill_bucket_channel_spec() - fill bucket channel spec |
| 2664 | * @hdd_ctx: HDD global context |
| 2665 | * @req_msg: Pointer to request structure |
| 2666 | * @tb: pointer to NL attributes |
| 2667 | * |
| 2668 | * Return: 0 on success; error number otherwise |
| 2669 | */ |
| 2670 | static int hdd_extscan_start_fill_bucket_channel_spec( |
Jeff Johnson | 9755a51 | 2017-08-28 12:01:57 -0700 | [diff] [blame] | 2671 | struct hdd_context *hdd_ctx, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2672 | tpSirWifiScanCmdReqParams req_msg, |
| 2673 | struct nlattr **tb) |
| 2674 | { |
| 2675 | struct nlattr *bucket[ |
| 2676 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX + 1]; |
| 2677 | struct nlattr *channel[ |
| 2678 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX + 1]; |
| 2679 | struct nlattr *buckets; |
| 2680 | struct nlattr *channels; |
| 2681 | int rem1, rem2; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 2682 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2683 | uint8_t bkt_index, j, num_channels, total_channels = 0; |
Jeff Johnson | fae3c52 | 2016-11-11 17:57:13 -0800 | [diff] [blame] | 2684 | uint32_t expected_buckets; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2685 | uint32_t chan_list[WNI_CFG_VALID_CHANNEL_LIST_LEN] = {0}; |
| 2686 | |
| 2687 | uint32_t min_dwell_time_active_bucket = |
| 2688 | hdd_ctx->config->extscan_active_max_chn_time; |
| 2689 | uint32_t max_dwell_time_active_bucket = |
| 2690 | hdd_ctx->config->extscan_active_max_chn_time; |
| 2691 | uint32_t min_dwell_time_passive_bucket = |
| 2692 | hdd_ctx->config->extscan_passive_max_chn_time; |
| 2693 | uint32_t max_dwell_time_passive_bucket = |
| 2694 | hdd_ctx->config->extscan_passive_max_chn_time; |
| 2695 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2696 | req_msg->min_dwell_time_active = |
| 2697 | req_msg->max_dwell_time_active = |
| 2698 | hdd_ctx->config->extscan_active_max_chn_time; |
| 2699 | |
| 2700 | req_msg->min_dwell_time_passive = |
| 2701 | req_msg->max_dwell_time_passive = |
| 2702 | hdd_ctx->config->extscan_passive_max_chn_time; |
Jeff Johnson | fae3c52 | 2016-11-11 17:57:13 -0800 | [diff] [blame] | 2703 | |
| 2704 | expected_buckets = req_msg->numBuckets; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2705 | req_msg->numBuckets = 0; |
Jeff Johnson | fae3c52 | 2016-11-11 17:57:13 -0800 | [diff] [blame] | 2706 | bkt_index = 0; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2707 | |
| 2708 | nla_for_each_nested(buckets, |
| 2709 | tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC], rem1) { |
Jeff Johnson | fae3c52 | 2016-11-11 17:57:13 -0800 | [diff] [blame] | 2710 | |
| 2711 | if (bkt_index >= expected_buckets) { |
| 2712 | hdd_warn("ignoring excess buckets"); |
| 2713 | break; |
| 2714 | } |
| 2715 | |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 2716 | if (wlan_cfg80211_nla_parse(bucket, |
Dustin Brown | 3fb1504 | 2017-08-15 15:54:49 -0700 | [diff] [blame] | 2717 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX, |
| 2718 | nla_data(buckets), nla_len(buckets), |
| 2719 | wlan_hdd_extscan_config_policy)) { |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 2720 | hdd_err("nla_parse failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2721 | return -EINVAL; |
| 2722 | } |
| 2723 | |
| 2724 | /* Parse and fetch bucket spec */ |
| 2725 | if (!bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_INDEX]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2726 | hdd_err("attr bucket index failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2727 | return -EINVAL; |
| 2728 | } |
| 2729 | req_msg->buckets[bkt_index].bucket = nla_get_u8( |
| 2730 | bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_INDEX]); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2731 | |
| 2732 | /* Parse and fetch wifi band */ |
| 2733 | if (!bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_BAND]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2734 | hdd_err("attr wifi band failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2735 | return -EINVAL; |
| 2736 | } |
| 2737 | req_msg->buckets[bkt_index].band = nla_get_u8( |
| 2738 | bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_BAND]); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2739 | |
| 2740 | /* Parse and fetch period */ |
| 2741 | if (!bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_PERIOD]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2742 | hdd_err("attr period failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2743 | return -EINVAL; |
| 2744 | } |
| 2745 | req_msg->buckets[bkt_index].period = nla_get_u32( |
| 2746 | bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_PERIOD]); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2747 | |
| 2748 | /* Parse and fetch report events */ |
| 2749 | if (!bucket[ |
| 2750 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_REPORT_EVENTS]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2751 | hdd_err("attr report events failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2752 | return -EINVAL; |
| 2753 | } |
| 2754 | req_msg->buckets[bkt_index].reportEvents = nla_get_u8( |
| 2755 | bucket[ |
| 2756 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_REPORT_EVENTS]); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2757 | |
| 2758 | /* Parse and fetch max period */ |
| 2759 | if (!bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_MAX_PERIOD]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2760 | hdd_err("attr max period failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2761 | return -EINVAL; |
| 2762 | } |
| 2763 | req_msg->buckets[bkt_index].max_period = nla_get_u32( |
| 2764 | bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_MAX_PERIOD]); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2765 | |
Mukul Sharma | fa937be | 2016-08-12 18:13:36 +0530 | [diff] [blame] | 2766 | /* Parse and fetch base */ |
| 2767 | if (!bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_BASE]) { |
| 2768 | hdd_err("attr base failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2769 | return -EINVAL; |
| 2770 | } |
| 2771 | req_msg->buckets[bkt_index].exponent = nla_get_u32( |
Mukul Sharma | fa937be | 2016-08-12 18:13:36 +0530 | [diff] [blame] | 2772 | bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_BASE]); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2773 | |
| 2774 | /* Parse and fetch step count */ |
| 2775 | if (!bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_STEP_COUNT]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2776 | hdd_err("attr step count failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2777 | return -EINVAL; |
| 2778 | } |
| 2779 | req_msg->buckets[bkt_index].step_count = nla_get_u32( |
| 2780 | bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_STEP_COUNT]); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2781 | hdd_debug("Bucket spec Index: %d Wifi band: %d period: %d report events: %d max period: %u base: %u Step count: %u", |
Srinivas Girigowda | dbfb264 | 2016-08-28 21:32:38 -0700 | [diff] [blame] | 2782 | req_msg->buckets[bkt_index].bucket, |
| 2783 | req_msg->buckets[bkt_index].band, |
| 2784 | req_msg->buckets[bkt_index].period, |
| 2785 | req_msg->buckets[bkt_index].reportEvents, |
| 2786 | req_msg->buckets[bkt_index].max_period, |
| 2787 | req_msg->buckets[bkt_index].exponent, |
| 2788 | req_msg->buckets[bkt_index].step_count); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2789 | |
| 2790 | /* start with known good values for bucket dwell times */ |
| 2791 | req_msg->buckets[bkt_index].min_dwell_time_active = |
| 2792 | req_msg->buckets[bkt_index].max_dwell_time_active = |
| 2793 | hdd_ctx->config->extscan_active_max_chn_time; |
| 2794 | |
| 2795 | req_msg->buckets[bkt_index].min_dwell_time_passive = |
| 2796 | req_msg->buckets[bkt_index].max_dwell_time_passive = |
| 2797 | hdd_ctx->config->extscan_passive_max_chn_time; |
| 2798 | |
| 2799 | /* Framework shall pass the channel list if the input WiFi band |
| 2800 | * is WIFI_BAND_UNSPECIFIED. |
| 2801 | * If the input WiFi band is specified (any value other than |
| 2802 | * WIFI_BAND_UNSPECIFIED) then driver populates the channel list |
| 2803 | */ |
| 2804 | if (req_msg->buckets[bkt_index].band != WIFI_BAND_UNSPECIFIED) { |
| 2805 | if (hdd_extscan_channel_max_reached(req_msg, |
| 2806 | total_channels)) |
| 2807 | return 0; |
| 2808 | |
| 2809 | num_channels = 0; |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2810 | hdd_debug("WiFi band is specified, driver to fill channel list"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2811 | status = sme_get_valid_channels_by_band(hdd_ctx->hHal, |
| 2812 | req_msg->buckets[bkt_index].band, |
| 2813 | chan_list, &num_channels); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 2814 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2815 | hdd_err("sme_GetValidChannelsByBand failed (err=%d)", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2816 | status); |
| 2817 | return -EINVAL; |
| 2818 | } |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2819 | hdd_debug("before trimming, num_channels: %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2820 | num_channels); |
| 2821 | |
| 2822 | req_msg->buckets[bkt_index].numChannels = |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 2823 | QDF_MIN(num_channels, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2824 | (WLAN_EXTSCAN_MAX_CHANNELS - |
| 2825 | total_channels)); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2826 | hdd_debug("Adj Num channels/bucket: %d total_channels: %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2827 | req_msg->buckets[bkt_index].numChannels, |
| 2828 | total_channels); |
| 2829 | total_channels += |
| 2830 | req_msg->buckets[bkt_index].numChannels; |
| 2831 | |
| 2832 | for (j = 0; j < req_msg->buckets[bkt_index].numChannels; |
| 2833 | j++) { |
| 2834 | req_msg->buckets[bkt_index].channels[j].channel = |
| 2835 | chan_list[j]; |
| 2836 | req_msg->buckets[bkt_index].channels[j]. |
| 2837 | chnlClass = 0; |
Kiran Kumar Lokere | a3de226 | 2017-04-12 12:15:04 -0700 | [diff] [blame] | 2838 | if ((wlan_reg_get_channel_state( |
| 2839 | hdd_ctx->hdd_pdev, |
| 2840 | cds_freq_to_chan(chan_list[j]))) != |
| 2841 | CHANNEL_STATE_ENABLE) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2842 | req_msg->buckets[bkt_index].channels[j]. |
| 2843 | passive = 1; |
| 2844 | req_msg->buckets[bkt_index].channels[j]. |
| 2845 | dwellTimeMs = |
| 2846 | hdd_ctx->config-> |
| 2847 | extscan_passive_max_chn_time; |
| 2848 | /* reconfigure per-bucket dwell time */ |
| 2849 | if (min_dwell_time_passive_bucket > |
| 2850 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs) { |
| 2851 | min_dwell_time_passive_bucket = |
| 2852 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs; |
| 2853 | } |
| 2854 | if (max_dwell_time_passive_bucket < |
| 2855 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs) { |
| 2856 | max_dwell_time_passive_bucket = |
| 2857 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs; |
| 2858 | } |
| 2859 | |
| 2860 | } else { |
| 2861 | req_msg->buckets[bkt_index].channels[j]. |
| 2862 | passive = 0; |
| 2863 | req_msg->buckets[bkt_index].channels[j]. |
| 2864 | dwellTimeMs = |
| 2865 | hdd_ctx->config->extscan_active_max_chn_time; |
| 2866 | /* reconfigure per-bucket dwell times */ |
| 2867 | if (min_dwell_time_active_bucket > |
| 2868 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs) { |
| 2869 | min_dwell_time_active_bucket = |
| 2870 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs; |
| 2871 | } |
| 2872 | if (max_dwell_time_active_bucket < |
| 2873 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs) { |
| 2874 | max_dwell_time_active_bucket = |
| 2875 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs; |
| 2876 | } |
| 2877 | |
| 2878 | } |
| 2879 | |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2880 | hdd_debug("Channel: %u Passive: %u Dwell time: %u ms Class: %u", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2881 | req_msg->buckets[bkt_index].channels[j].channel, |
| 2882 | req_msg->buckets[bkt_index].channels[j].passive, |
| 2883 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs, |
| 2884 | req_msg->buckets[bkt_index].channels[j].chnlClass); |
| 2885 | } |
| 2886 | |
| 2887 | hdd_extscan_update_dwell_time_limits( |
| 2888 | req_msg, bkt_index, |
| 2889 | min_dwell_time_active_bucket, |
| 2890 | max_dwell_time_active_bucket, |
| 2891 | min_dwell_time_passive_bucket, |
| 2892 | max_dwell_time_passive_bucket); |
| 2893 | |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2894 | hdd_debug("bkt_index:%d actv_min:%d actv_max:%d pass_min:%d pass_max:%d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2895 | bkt_index, |
| 2896 | req_msg->buckets[bkt_index].min_dwell_time_active, |
| 2897 | req_msg->buckets[bkt_index].max_dwell_time_active, |
| 2898 | req_msg->buckets[bkt_index].min_dwell_time_passive, |
| 2899 | req_msg->buckets[bkt_index].max_dwell_time_passive); |
| 2900 | |
| 2901 | bkt_index++; |
| 2902 | req_msg->numBuckets++; |
| 2903 | continue; |
| 2904 | } |
| 2905 | |
| 2906 | /* Parse and fetch number of channels */ |
| 2907 | if (!bucket[ |
| 2908 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_NUM_CHANNEL_SPECS]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2909 | hdd_err("attr num channels failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2910 | return -EINVAL; |
| 2911 | } |
| 2912 | req_msg->buckets[bkt_index].numChannels = |
| 2913 | nla_get_u32(bucket[ |
| 2914 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC_NUM_CHANNEL_SPECS]); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2915 | hdd_debug("before trimming: num channels %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2916 | req_msg->buckets[bkt_index].numChannels); |
| 2917 | |
| 2918 | req_msg->buckets[bkt_index].numChannels = |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 2919 | QDF_MIN(req_msg->buckets[bkt_index].numChannels, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2920 | (WLAN_EXTSCAN_MAX_CHANNELS - total_channels)); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2921 | hdd_debug("Num channels/bucket: %d total_channels: %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2922 | req_msg->buckets[bkt_index].numChannels, |
| 2923 | total_channels); |
| 2924 | if (hdd_extscan_channel_max_reached(req_msg, total_channels)) |
| 2925 | return 0; |
| 2926 | |
| 2927 | if (!bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2928 | hdd_err("attr channel spec failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2929 | return -EINVAL; |
| 2930 | } |
| 2931 | |
| 2932 | j = 0; |
| 2933 | nla_for_each_nested(channels, |
| 2934 | bucket[QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC], rem2) { |
Jeff Johnson | 5695133 | 2015-10-29 11:26:02 -0700 | [diff] [blame] | 2935 | if ((j >= req_msg->buckets[bkt_index].numChannels) || |
| 2936 | hdd_extscan_channel_max_reached(req_msg, |
| 2937 | total_channels)) |
| 2938 | break; |
| 2939 | |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 2940 | if (wlan_cfg80211_nla_parse(channel, |
Dustin Brown | 3fb1504 | 2017-08-15 15:54:49 -0700 | [diff] [blame] | 2941 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX, |
| 2942 | nla_data(channels), nla_len(channels), |
| 2943 | wlan_hdd_extscan_config_policy)) { |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 2944 | hdd_err("nla_parse failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2945 | return -EINVAL; |
| 2946 | } |
| 2947 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2948 | /* Parse and fetch channel */ |
| 2949 | if (!channel[ |
| 2950 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC_CHANNEL]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2951 | hdd_err("attr channel failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2952 | return -EINVAL; |
| 2953 | } |
| 2954 | req_msg->buckets[bkt_index].channels[j].channel = |
| 2955 | nla_get_u32(channel[ |
| 2956 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC_CHANNEL]); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2957 | hdd_debug("channel %u", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2958 | req_msg->buckets[bkt_index].channels[j].channel); |
| 2959 | |
| 2960 | /* Parse and fetch dwell time */ |
| 2961 | if (!channel[ |
| 2962 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC_DWELL_TIME]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 2963 | hdd_err("attr dwelltime failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2964 | return -EINVAL; |
| 2965 | } |
| 2966 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs = |
| 2967 | nla_get_u32(channel[ |
| 2968 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC_DWELL_TIME]); |
| 2969 | |
| 2970 | /* Override dwell time if required */ |
| 2971 | if (req_msg->buckets[bkt_index].channels[j].dwellTimeMs < |
| 2972 | hdd_ctx->config->extscan_active_min_chn_time || |
| 2973 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs > |
| 2974 | hdd_ctx->config->extscan_active_max_chn_time) { |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2975 | hdd_debug("WiFi band is unspecified, dwellTime:%d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2976 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs); |
| 2977 | |
Kiran Kumar Lokere | a3de226 | 2017-04-12 12:15:04 -0700 | [diff] [blame] | 2978 | if ((wlan_reg_get_channel_state( |
| 2979 | hdd_ctx->hdd_pdev, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2980 | cds_freq_to_chan( |
Kiran Kumar Lokere | a3de226 | 2017-04-12 12:15:04 -0700 | [diff] [blame] | 2981 | req_msg->buckets[bkt_index]. |
| 2982 | channels[j].channel))) |
| 2983 | != CHANNEL_STATE_ENABLE) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2984 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs = |
| 2985 | hdd_ctx->config->extscan_passive_max_chn_time; |
| 2986 | } else { |
| 2987 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs = |
| 2988 | hdd_ctx->config->extscan_active_max_chn_time; |
| 2989 | } |
| 2990 | } |
| 2991 | |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 2992 | hdd_debug("New Dwell time %u ms", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 2993 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs); |
| 2994 | |
Kiran Kumar Lokere | a3de226 | 2017-04-12 12:15:04 -0700 | [diff] [blame] | 2995 | if ((wlan_reg_get_channel_state(hdd_ctx->hdd_pdev, |
| 2996 | cds_freq_to_chan( |
| 2997 | req_msg->buckets[bkt_index]. |
| 2998 | channels[j].channel))) |
| 2999 | != CHANNEL_STATE_ENABLE) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3000 | if (min_dwell_time_passive_bucket > |
| 3001 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs) { |
| 3002 | min_dwell_time_passive_bucket = |
| 3003 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs; |
| 3004 | } |
| 3005 | if (max_dwell_time_passive_bucket < |
| 3006 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs) { |
| 3007 | max_dwell_time_passive_bucket = |
| 3008 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs; |
| 3009 | } |
| 3010 | } else { |
| 3011 | if (min_dwell_time_active_bucket > |
| 3012 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs) { |
| 3013 | min_dwell_time_active_bucket = |
| 3014 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs; |
| 3015 | } |
| 3016 | if (max_dwell_time_active_bucket < |
| 3017 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs) { |
| 3018 | max_dwell_time_active_bucket = |
| 3019 | req_msg->buckets[bkt_index].channels[j].dwellTimeMs; |
| 3020 | } |
| 3021 | } |
| 3022 | |
| 3023 | /* Parse and fetch channel spec passive */ |
| 3024 | if (!channel[ |
| 3025 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC_PASSIVE]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3026 | hdd_err("attr channel spec passive failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3027 | return -EINVAL; |
| 3028 | } |
| 3029 | req_msg->buckets[bkt_index].channels[j].passive = |
| 3030 | nla_get_u8(channel[ |
| 3031 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_CHANNEL_SPEC_PASSIVE]); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 3032 | hdd_debug("Chnl spec passive %u", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3033 | req_msg->buckets[bkt_index].channels[j].passive); |
| 3034 | /* Override scan type if required */ |
Kiran Kumar Lokere | a3de226 | 2017-04-12 12:15:04 -0700 | [diff] [blame] | 3035 | if ((wlan_reg_get_channel_state(hdd_ctx->hdd_pdev, |
| 3036 | cds_freq_to_chan( |
| 3037 | req_msg->buckets[bkt_index]. |
| 3038 | channels[j].channel))) |
| 3039 | != CHANNEL_STATE_ENABLE) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3040 | req_msg->buckets[bkt_index].channels[j].passive = true; |
| 3041 | } else { |
| 3042 | req_msg->buckets[bkt_index].channels[j].passive = false; |
| 3043 | } |
| 3044 | j++; |
| 3045 | total_channels++; |
| 3046 | } |
| 3047 | |
| 3048 | hdd_extscan_update_dwell_time_limits( |
| 3049 | req_msg, bkt_index, |
| 3050 | min_dwell_time_active_bucket, |
| 3051 | max_dwell_time_active_bucket, |
| 3052 | min_dwell_time_passive_bucket, |
| 3053 | max_dwell_time_passive_bucket); |
| 3054 | |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 3055 | hdd_debug("bktIndex:%d actv_min:%d actv_max:%d pass_min:%d pass_max:%d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3056 | bkt_index, |
| 3057 | req_msg->buckets[bkt_index].min_dwell_time_active, |
| 3058 | req_msg->buckets[bkt_index].max_dwell_time_active, |
| 3059 | req_msg->buckets[bkt_index].min_dwell_time_passive, |
| 3060 | req_msg->buckets[bkt_index].max_dwell_time_passive); |
| 3061 | |
| 3062 | bkt_index++; |
| 3063 | req_msg->numBuckets++; |
| 3064 | } |
| 3065 | |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 3066 | hdd_debug("Global: actv_min:%d actv_max:%d pass_min:%d pass_max:%d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3067 | req_msg->min_dwell_time_active, |
| 3068 | req_msg->max_dwell_time_active, |
| 3069 | req_msg->min_dwell_time_passive, |
| 3070 | req_msg->max_dwell_time_passive); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3071 | return 0; |
| 3072 | } |
| 3073 | |
| 3074 | /* |
| 3075 | * hdd_extscan_map_usr_drv_config_flags() - map userspace to driver config flags |
| 3076 | * @config_flags - [input] configuration flags. |
| 3077 | * |
| 3078 | * This function maps user space received configuration flags to |
| 3079 | * driver representation. |
| 3080 | * |
| 3081 | * Return: configuration flags |
| 3082 | */ |
| 3083 | static uint32_t hdd_extscan_map_usr_drv_config_flags(uint32_t config_flags) |
| 3084 | { |
| 3085 | uint32_t configuration_flags = 0; |
| 3086 | |
| 3087 | if (config_flags & EXTSCAN_LP_EXTENDED_BATCHING) |
| 3088 | configuration_flags |= EXTSCAN_LP_EXTENDED_BATCHING; |
| 3089 | |
| 3090 | return configuration_flags; |
| 3091 | } |
| 3092 | |
| 3093 | /* |
| 3094 | * define short names for the global vendor params |
| 3095 | * used by __wlan_hdd_cfg80211_extscan_start() |
| 3096 | */ |
| 3097 | #define PARAM_MAX \ |
| 3098 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX |
| 3099 | #define PARAM_REQUEST_ID \ |
| 3100 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID |
| 3101 | #define PARAM_BASE_PERIOD \ |
| 3102 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SCAN_CMD_PARAMS_BASE_PERIOD |
| 3103 | #define PARAM_MAX_AP_PER_SCAN \ |
| 3104 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SCAN_CMD_PARAMS_MAX_AP_PER_SCAN |
| 3105 | #define PARAM_RPT_THRHLD_PERCENT \ |
| 3106 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SCAN_CMD_PARAMS_REPORT_THRESHOLD_PERCENT |
| 3107 | #define PARAM_RPT_THRHLD_NUM_SCANS \ |
| 3108 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SCAN_CMD_PARAMS_REPORT_THRESHOLD_NUM_SCANS |
| 3109 | #define PARAM_NUM_BUCKETS \ |
| 3110 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SCAN_CMD_PARAMS_NUM_BUCKETS |
| 3111 | #define PARAM_CONFIG_FLAGS \ |
| 3112 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_CONFIGURATION_FLAGS |
| 3113 | |
| 3114 | /** |
| 3115 | * __wlan_hdd_cfg80211_extscan_start() - ext scan start |
| 3116 | * @wiphy: Pointer to wireless phy |
| 3117 | * @wdev: Pointer to wireless device |
| 3118 | * @data: Pointer to data |
| 3119 | * @data_len: Length of @data |
| 3120 | * |
| 3121 | * Return: 0 on success; error number otherwise |
| 3122 | */ |
| 3123 | static int |
| 3124 | __wlan_hdd_cfg80211_extscan_start(struct wiphy *wiphy, |
| 3125 | struct wireless_dev *wdev, |
| 3126 | const void *data, |
| 3127 | int data_len) |
| 3128 | { |
| 3129 | tpSirWifiScanCmdReqParams pReqMsg = NULL; |
| 3130 | struct net_device *dev = wdev->netdev; |
Jeff Johnson | 7058aa8 | 2017-10-02 13:29:09 -0700 | [diff] [blame] | 3131 | struct hdd_adapter *adapter = WLAN_HDD_GET_PRIV_PTR(dev); |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 3132 | struct hdd_context *hdd_ctx = wiphy_priv(wiphy); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3133 | struct nlattr *tb[PARAM_MAX + 1]; |
| 3134 | struct hdd_ext_scan_context *context; |
| 3135 | uint32_t request_id, num_buckets; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 3136 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3137 | int retval; |
| 3138 | unsigned long rc; |
| 3139 | |
Dustin Brown | fdf17c1 | 2018-03-14 12:55:34 -0700 | [diff] [blame] | 3140 | hdd_enter_dev(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3141 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 3142 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3143 | hdd_err("Command not allowed in FTM mode"); |
| 3144 | return -EPERM; |
| 3145 | } |
| 3146 | |
Jeff Johnson | 7058aa8 | 2017-10-02 13:29:09 -0700 | [diff] [blame] | 3147 | if (QDF_NDI_MODE == adapter->device_mode) { |
Naveen Rawat | 1b91657 | 2017-09-25 10:54:29 -0700 | [diff] [blame] | 3148 | hdd_err("Command not allowed for NDI interface"); |
| 3149 | return -EPERM; |
| 3150 | } |
| 3151 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 3152 | retval = wlan_hdd_validate_context(hdd_ctx); |
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 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 3156 | if (!hdd_ctx->config->extscan_enabled) { |
Manjeet Singh | 0f2ce5c | 2016-09-01 12:08:57 +0530 | [diff] [blame] | 3157 | hdd_err("extscan not supported"); |
| 3158 | return -ENOTSUPP; |
| 3159 | } |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 3160 | if (wlan_cfg80211_nla_parse(tb, PARAM_MAX, data, data_len, |
| 3161 | wlan_hdd_extscan_config_policy)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3162 | hdd_err("Invalid ATTR"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3163 | return -EINVAL; |
| 3164 | } |
| 3165 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3166 | pReqMsg = qdf_mem_malloc(sizeof(*pReqMsg)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3167 | if (!pReqMsg) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3168 | hdd_err("memory allocation failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3169 | return -ENOMEM; |
| 3170 | } |
| 3171 | |
| 3172 | /* Parse and fetch request Id */ |
| 3173 | if (!tb[PARAM_REQUEST_ID]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3174 | hdd_err("attr request id failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3175 | goto fail; |
| 3176 | } |
| 3177 | |
| 3178 | pReqMsg->requestId = nla_get_u32(tb[PARAM_REQUEST_ID]); |
Jeff Johnson | 1b780e4 | 2017-10-31 14:11:45 -0700 | [diff] [blame] | 3179 | pReqMsg->sessionId = adapter->session_id; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3180 | |
| 3181 | /* Parse and fetch base period */ |
| 3182 | if (!tb[PARAM_BASE_PERIOD]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3183 | hdd_err("attr base period failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3184 | goto fail; |
| 3185 | } |
| 3186 | pReqMsg->basePeriod = nla_get_u32(tb[PARAM_BASE_PERIOD]); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3187 | |
| 3188 | /* Parse and fetch max AP per scan */ |
| 3189 | if (!tb[PARAM_MAX_AP_PER_SCAN]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3190 | hdd_err("attr max_ap_per_scan failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3191 | goto fail; |
| 3192 | } |
| 3193 | pReqMsg->maxAPperScan = nla_get_u32(tb[PARAM_MAX_AP_PER_SCAN]); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3194 | |
| 3195 | /* Parse and fetch report threshold percent */ |
| 3196 | if (!tb[PARAM_RPT_THRHLD_PERCENT]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3197 | hdd_err("attr report_threshold percent failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3198 | goto fail; |
| 3199 | } |
| 3200 | pReqMsg->report_threshold_percent = nla_get_u8(tb[PARAM_RPT_THRHLD_PERCENT]); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3201 | |
| 3202 | /* Parse and fetch report threshold num scans */ |
| 3203 | if (!tb[PARAM_RPT_THRHLD_NUM_SCANS]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3204 | hdd_err("attr report_threshold num scans failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3205 | goto fail; |
| 3206 | } |
| 3207 | pReqMsg->report_threshold_num_scans = nla_get_u8(tb[PARAM_RPT_THRHLD_NUM_SCANS]); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 3208 | hdd_debug("Req Id: %d Session Id: %d Base Period: %d Max AP per Scan: %d Report Threshold percent: %d Report Threshold num scans: %d", |
Srinivas Girigowda | dbfb264 | 2016-08-28 21:32:38 -0700 | [diff] [blame] | 3209 | pReqMsg->requestId, pReqMsg->sessionId, |
| 3210 | pReqMsg->basePeriod, pReqMsg->maxAPperScan, |
| 3211 | pReqMsg->report_threshold_percent, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3212 | pReqMsg->report_threshold_num_scans); |
| 3213 | |
| 3214 | /* Parse and fetch number of buckets */ |
| 3215 | if (!tb[PARAM_NUM_BUCKETS]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3216 | hdd_err("attr number of buckets failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3217 | goto fail; |
| 3218 | } |
| 3219 | num_buckets = nla_get_u8(tb[PARAM_NUM_BUCKETS]); |
| 3220 | if (num_buckets > WLAN_EXTSCAN_MAX_BUCKETS) { |
| 3221 | hdd_warn("Exceeded MAX number of buckets: %d", |
| 3222 | WLAN_EXTSCAN_MAX_BUCKETS); |
Jeff Johnson | fae3c52 | 2016-11-11 17:57:13 -0800 | [diff] [blame] | 3223 | num_buckets = WLAN_EXTSCAN_MAX_BUCKETS; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3224 | } |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 3225 | hdd_debug("Input: Number of Buckets %d", num_buckets); |
Jeff Johnson | fae3c52 | 2016-11-11 17:57:13 -0800 | [diff] [blame] | 3226 | pReqMsg->numBuckets = num_buckets; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3227 | |
| 3228 | /* This is optional attribute, if not present set it to 0 */ |
| 3229 | if (!tb[PARAM_CONFIG_FLAGS]) |
| 3230 | pReqMsg->configuration_flags = 0; |
| 3231 | else |
| 3232 | pReqMsg->configuration_flags = |
| 3233 | hdd_extscan_map_usr_drv_config_flags( |
| 3234 | nla_get_u32(tb[PARAM_CONFIG_FLAGS])); |
| 3235 | |
Gupta, Kapil | 96c7f2f | 2016-04-25 19:13:41 +0530 | [diff] [blame] | 3236 | pReqMsg->extscan_adaptive_dwell_mode = |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 3237 | hdd_ctx->config->extscan_adaptive_dwell_mode; |
Gupta, Kapil | 96c7f2f | 2016-04-25 19:13:41 +0530 | [diff] [blame] | 3238 | |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 3239 | hdd_debug("Configuration flags: %u", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3240 | pReqMsg->configuration_flags); |
| 3241 | |
| 3242 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_BUCKET_SPEC]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3243 | hdd_err("attr bucket spec failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3244 | goto fail; |
| 3245 | } |
| 3246 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 3247 | if (hdd_extscan_start_fill_bucket_channel_spec(hdd_ctx, pReqMsg, tb)) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3248 | goto fail; |
| 3249 | |
| 3250 | context = &ext_scan_context; |
| 3251 | spin_lock(&context->context_lock); |
| 3252 | INIT_COMPLETION(context->response_event); |
| 3253 | context->request_id = request_id = pReqMsg->requestId; |
Mukul Sharma | fa937be | 2016-08-12 18:13:36 +0530 | [diff] [blame] | 3254 | context->buckets_scanned = 0; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3255 | spin_unlock(&context->context_lock); |
| 3256 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 3257 | status = sme_ext_scan_start(hdd_ctx->hHal, pReqMsg); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 3258 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3259 | hdd_err("sme_ext_scan_start failed(err=%d)", status); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3260 | goto fail; |
| 3261 | } |
| 3262 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 3263 | hdd_ctx->ext_scan_start_since_boot = qdf_get_monotonic_boottime(); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 3264 | hdd_debug("Timestamp since boot: %llu", |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 3265 | hdd_ctx->ext_scan_start_since_boot); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3266 | |
| 3267 | /* request was sent -- wait for the response */ |
| 3268 | rc = wait_for_completion_timeout(&context->response_event, |
| 3269 | msecs_to_jiffies(WLAN_WAIT_TIME_EXTSCAN)); |
| 3270 | |
| 3271 | if (!rc) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3272 | hdd_err("sme_ext_scan_start timed out"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3273 | retval = -ETIMEDOUT; |
| 3274 | } else { |
| 3275 | spin_lock(&context->context_lock); |
| 3276 | if (context->request_id == request_id) |
| 3277 | retval = context->response_status; |
| 3278 | else |
| 3279 | retval = -EINVAL; |
| 3280 | spin_unlock(&context->context_lock); |
| 3281 | } |
Dustin Brown | e74003f | 2018-03-14 12:51:58 -0700 | [diff] [blame] | 3282 | hdd_exit(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3283 | return retval; |
| 3284 | |
| 3285 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3286 | qdf_mem_free(pReqMsg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3287 | return -EINVAL; |
| 3288 | } |
| 3289 | /* |
| 3290 | * done with short names for the global vendor params |
| 3291 | * used by __wlan_hdd_cfg80211_extscan_start() |
| 3292 | */ |
| 3293 | #undef PARAM_MAX |
| 3294 | #undef PARAM_REQUEST_ID |
| 3295 | #undef PARAM_BASE_PERIOD |
| 3296 | #undef PARAMS_MAX_AP_PER_SCAN |
| 3297 | #undef PARAMS_RPT_THRHLD_PERCENT |
| 3298 | #undef PARAMS_RPT_THRHLD_NUM_SCANS |
| 3299 | #undef PARAMS_NUM_BUCKETS |
| 3300 | #undef PARAM_CONFIG_FLAGS |
| 3301 | |
| 3302 | /** |
| 3303 | * wlan_hdd_cfg80211_extscan_start() - start extscan |
| 3304 | * @wiphy: Pointer to wireless phy. |
| 3305 | * @wdev: Pointer to wireless device. |
| 3306 | * @data: Pointer to input data. |
| 3307 | * @data_len: Length of @data. |
| 3308 | * |
| 3309 | * Return: 0 on success, negative errno on failure |
| 3310 | */ |
| 3311 | int wlan_hdd_cfg80211_extscan_start(struct wiphy *wiphy, |
| 3312 | struct wireless_dev *wdev, |
| 3313 | const void *data, int data_len) |
| 3314 | { |
| 3315 | int ret = 0; |
| 3316 | |
| 3317 | cds_ssr_protect(__func__); |
| 3318 | ret = __wlan_hdd_cfg80211_extscan_start(wiphy, wdev, data, data_len); |
| 3319 | cds_ssr_unprotect(__func__); |
| 3320 | |
| 3321 | return ret; |
| 3322 | } |
| 3323 | |
| 3324 | |
| 3325 | /* |
| 3326 | * define short names for the global vendor params |
| 3327 | * used by __wlan_hdd_cfg80211_extscan_stop() |
| 3328 | */ |
| 3329 | #define PARAM_MAX \ |
| 3330 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX |
| 3331 | #define PARAM_REQUEST_ID \ |
| 3332 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID |
| 3333 | |
| 3334 | /** |
| 3335 | * __wlan_hdd_cfg80211_extscan_stop() - ext scan stop |
| 3336 | * @wiphy: Pointer to wireless phy |
| 3337 | * @wdev: Pointer to wireless device |
| 3338 | * @data: Pointer to data |
| 3339 | * @data_len: Data length |
| 3340 | * |
| 3341 | * Return: none |
| 3342 | */ |
| 3343 | static int |
| 3344 | __wlan_hdd_cfg80211_extscan_stop(struct wiphy *wiphy, |
| 3345 | struct wireless_dev *wdev, |
| 3346 | const void *data, int data_len) |
| 3347 | { |
| 3348 | tpSirExtScanStopReqParams pReqMsg = NULL; |
| 3349 | struct net_device *dev = wdev->netdev; |
Jeff Johnson | 7058aa8 | 2017-10-02 13:29:09 -0700 | [diff] [blame] | 3350 | struct hdd_adapter *adapter = WLAN_HDD_GET_PRIV_PTR(dev); |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 3351 | struct hdd_context *hdd_ctx = wiphy_priv(wiphy); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3352 | struct nlattr *tb[PARAM_MAX + 1]; |
| 3353 | struct hdd_ext_scan_context *context; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 3354 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3355 | uint32_t request_id; |
| 3356 | int retval; |
| 3357 | unsigned long rc; |
| 3358 | |
Dustin Brown | fdf17c1 | 2018-03-14 12:55:34 -0700 | [diff] [blame] | 3359 | hdd_enter_dev(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3360 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 3361 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3362 | hdd_err("Command not allowed in FTM mode"); |
| 3363 | return -EPERM; |
| 3364 | } |
| 3365 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 3366 | retval = wlan_hdd_validate_context(hdd_ctx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 3367 | if (0 != retval) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3368 | return -EINVAL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3369 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 3370 | if (!hdd_ctx->config->extscan_enabled) { |
Manjeet Singh | 0f2ce5c | 2016-09-01 12:08:57 +0530 | [diff] [blame] | 3371 | hdd_err("extscan not supported"); |
| 3372 | return -ENOTSUPP; |
| 3373 | } |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 3374 | if (wlan_cfg80211_nla_parse(tb, PARAM_MAX, data, data_len, |
| 3375 | wlan_hdd_extscan_config_policy)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3376 | hdd_err("Invalid ATTR"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3377 | return -EINVAL; |
| 3378 | } |
| 3379 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3380 | pReqMsg = qdf_mem_malloc(sizeof(*pReqMsg)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3381 | if (!pReqMsg) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3382 | hdd_err("qdf_mem_malloc failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3383 | return -ENOMEM; |
| 3384 | } |
| 3385 | |
| 3386 | /* Parse and fetch request Id */ |
| 3387 | if (!tb[PARAM_REQUEST_ID]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3388 | hdd_err("attr request id failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3389 | goto fail; |
| 3390 | } |
| 3391 | |
| 3392 | pReqMsg->requestId = nla_get_u32(tb[PARAM_REQUEST_ID]); |
Jeff Johnson | 1b780e4 | 2017-10-31 14:11:45 -0700 | [diff] [blame] | 3393 | pReqMsg->sessionId = adapter->session_id; |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 3394 | hdd_debug("Req Id %d Session Id %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3395 | pReqMsg->requestId, pReqMsg->sessionId); |
| 3396 | |
| 3397 | context = &ext_scan_context; |
| 3398 | spin_lock(&context->context_lock); |
| 3399 | INIT_COMPLETION(context->response_event); |
| 3400 | context->request_id = request_id = pReqMsg->requestId; |
| 3401 | spin_unlock(&context->context_lock); |
| 3402 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 3403 | status = sme_ext_scan_stop(hdd_ctx->hHal, pReqMsg); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 3404 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3405 | hdd_err("sme_ext_scan_stop failed(err=%d)", status); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3406 | goto fail; |
| 3407 | } |
| 3408 | |
| 3409 | /* request was sent -- wait for the response */ |
| 3410 | rc = wait_for_completion_timeout(&context->response_event, |
| 3411 | msecs_to_jiffies(WLAN_WAIT_TIME_EXTSCAN)); |
| 3412 | |
| 3413 | if (!rc) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3414 | hdd_err("sme_ext_scan_stop timed out"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3415 | retval = -ETIMEDOUT; |
| 3416 | } else { |
| 3417 | spin_lock(&context->context_lock); |
| 3418 | if (context->request_id == request_id) |
| 3419 | retval = context->response_status; |
| 3420 | else |
| 3421 | retval = -EINVAL; |
| 3422 | spin_unlock(&context->context_lock); |
| 3423 | } |
Dustin Brown | e74003f | 2018-03-14 12:51:58 -0700 | [diff] [blame] | 3424 | hdd_exit(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3425 | return retval; |
| 3426 | |
| 3427 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3428 | qdf_mem_free(pReqMsg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3429 | return -EINVAL; |
| 3430 | } |
| 3431 | /* |
| 3432 | * done with short names for the global vendor params |
| 3433 | * used by wlan_hdd_cfg80211_extscan_stop() |
| 3434 | */ |
| 3435 | #undef PARAM_MAX |
| 3436 | #undef PARAM_REQUEST_ID |
| 3437 | |
| 3438 | |
| 3439 | /** |
| 3440 | * wlan_hdd_cfg80211_extscan_stop() - stop extscan |
| 3441 | * @wiphy: Pointer to wireless phy. |
| 3442 | * @wdev: Pointer to wireless device. |
| 3443 | * @data: Pointer to input data. |
| 3444 | * @data_len: Length of @data. |
| 3445 | * |
| 3446 | * Return: 0 on success, negative errno on failure |
| 3447 | */ |
| 3448 | int wlan_hdd_cfg80211_extscan_stop(struct wiphy *wiphy, |
| 3449 | struct wireless_dev *wdev, |
| 3450 | const void *data, int data_len) |
| 3451 | { |
| 3452 | int ret = 0; |
| 3453 | |
| 3454 | cds_ssr_protect(__func__); |
| 3455 | ret = __wlan_hdd_cfg80211_extscan_stop(wiphy, wdev, data, data_len); |
| 3456 | cds_ssr_unprotect(__func__); |
| 3457 | |
| 3458 | return ret; |
| 3459 | } |
| 3460 | |
| 3461 | |
| 3462 | /** |
| 3463 | * __wlan_hdd_cfg80211_extscan_reset_bssid_hotlist() - reset bssid hotlist |
| 3464 | * @wiphy: Pointer to wireless phy |
| 3465 | * @wdev: Pointer to wireless device |
| 3466 | * @data: Pointer to data |
| 3467 | * @data_len: Data length |
| 3468 | * |
| 3469 | * Return: none |
| 3470 | */ |
| 3471 | static int |
| 3472 | __wlan_hdd_cfg80211_extscan_reset_bssid_hotlist(struct wiphy *wiphy, |
| 3473 | struct wireless_dev |
| 3474 | *wdev, const void *data, |
| 3475 | int data_len) |
| 3476 | { |
| 3477 | tpSirExtScanResetBssidHotlistReqParams pReqMsg = NULL; |
| 3478 | struct net_device *dev = wdev->netdev; |
Jeff Johnson | 7058aa8 | 2017-10-02 13:29:09 -0700 | [diff] [blame] | 3479 | struct hdd_adapter *adapter = WLAN_HDD_GET_PRIV_PTR(dev); |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 3480 | struct hdd_context *hdd_ctx = wiphy_priv(wiphy); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3481 | struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX + |
| 3482 | 1]; |
| 3483 | struct hdd_ext_scan_context *context; |
| 3484 | uint32_t request_id; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 3485 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3486 | int retval; |
| 3487 | unsigned long rc; |
| 3488 | |
Dustin Brown | fdf17c1 | 2018-03-14 12:55:34 -0700 | [diff] [blame] | 3489 | hdd_enter_dev(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3490 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 3491 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3492 | hdd_err("Command not allowed in FTM mode"); |
| 3493 | return -EPERM; |
| 3494 | } |
| 3495 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 3496 | retval = wlan_hdd_validate_context(hdd_ctx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 3497 | if (0 != retval) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3498 | return -EINVAL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3499 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 3500 | if (!hdd_ctx->config->extscan_enabled) { |
Manjeet Singh | 0f2ce5c | 2016-09-01 12:08:57 +0530 | [diff] [blame] | 3501 | hdd_err("extscan not supported"); |
| 3502 | return -ENOTSUPP; |
| 3503 | } |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 3504 | if (wlan_cfg80211_nla_parse(tb, |
| 3505 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX, |
| 3506 | data, data_len, wlan_hdd_extscan_config_policy)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3507 | hdd_err("Invalid ATTR"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3508 | return -EINVAL; |
| 3509 | } |
| 3510 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3511 | pReqMsg = qdf_mem_malloc(sizeof(*pReqMsg)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3512 | if (!pReqMsg) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3513 | hdd_err("qdf_mem_malloc failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3514 | return -ENOMEM; |
| 3515 | } |
| 3516 | |
| 3517 | /* Parse and fetch request Id */ |
| 3518 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3519 | hdd_err("attr request id failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3520 | goto fail; |
| 3521 | } |
| 3522 | |
| 3523 | pReqMsg->requestId = |
| 3524 | nla_get_u32(tb |
| 3525 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]); |
Jeff Johnson | 1b780e4 | 2017-10-31 14:11:45 -0700 | [diff] [blame] | 3526 | pReqMsg->sessionId = adapter->session_id; |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 3527 | hdd_debug("Req Id %d Session Id %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3528 | pReqMsg->requestId, pReqMsg->sessionId); |
| 3529 | |
| 3530 | context = &ext_scan_context; |
| 3531 | spin_lock(&context->context_lock); |
| 3532 | INIT_COMPLETION(context->response_event); |
| 3533 | context->request_id = request_id = pReqMsg->requestId; |
| 3534 | spin_unlock(&context->context_lock); |
| 3535 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 3536 | status = sme_reset_bss_hotlist(hdd_ctx->hHal, pReqMsg); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 3537 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3538 | hdd_err("sme_reset_bss_hotlist failed(err=%d)", status); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3539 | goto fail; |
| 3540 | } |
| 3541 | |
| 3542 | /* request was sent -- wait for the response */ |
| 3543 | rc = wait_for_completion_timeout |
| 3544 | (&context->response_event, |
| 3545 | msecs_to_jiffies(WLAN_WAIT_TIME_EXTSCAN)); |
| 3546 | if (!rc) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3547 | hdd_err("sme_reset_bss_hotlist timed out"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3548 | retval = -ETIMEDOUT; |
| 3549 | } else { |
| 3550 | spin_lock(&context->context_lock); |
| 3551 | if (context->request_id == request_id) |
| 3552 | retval = context->response_status; |
| 3553 | else |
| 3554 | retval = -EINVAL; |
| 3555 | spin_unlock(&context->context_lock); |
| 3556 | } |
Dustin Brown | e74003f | 2018-03-14 12:51:58 -0700 | [diff] [blame] | 3557 | hdd_exit(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3558 | return retval; |
| 3559 | |
| 3560 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3561 | qdf_mem_free(pReqMsg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3562 | return -EINVAL; |
| 3563 | } |
| 3564 | |
| 3565 | /** |
| 3566 | * wlan_hdd_cfg80211_extscan_reset_bssid_hotlist() - reset bssid hot list |
| 3567 | * @wiphy: Pointer to wireless phy |
| 3568 | * @wdev: Pointer to wireless device |
| 3569 | * @data: Pointer to data |
| 3570 | * @data_len: Data length |
| 3571 | * |
| 3572 | * Return: 0 on success, negative errno on failure |
| 3573 | */ |
| 3574 | int wlan_hdd_cfg80211_extscan_reset_bssid_hotlist(struct wiphy *wiphy, |
| 3575 | struct wireless_dev *wdev, |
| 3576 | const void *data, int data_len) |
| 3577 | { |
| 3578 | int ret = 0; |
| 3579 | |
| 3580 | cds_ssr_protect(__func__); |
| 3581 | ret = __wlan_hdd_cfg80211_extscan_reset_bssid_hotlist(wiphy, wdev, |
| 3582 | data, data_len); |
| 3583 | cds_ssr_unprotect(__func__); |
| 3584 | |
| 3585 | return ret; |
| 3586 | } |
| 3587 | |
| 3588 | /** |
| 3589 | * __wlan_hdd_cfg80211_extscan_reset_significant_change() - |
| 3590 | * reset significant change |
| 3591 | * @wiphy: Pointer to wireless phy |
| 3592 | * @wdev: Pointer to wireless device |
| 3593 | * @data: Pointer to data |
| 3594 | * @data_len: Data length |
| 3595 | * |
| 3596 | * Return: none |
| 3597 | */ |
| 3598 | static int |
| 3599 | __wlan_hdd_cfg80211_extscan_reset_significant_change(struct wiphy |
| 3600 | *wiphy, |
| 3601 | struct |
| 3602 | wireless_dev |
| 3603 | *wdev, const void *data, |
| 3604 | int data_len) |
| 3605 | { |
| 3606 | tpSirExtScanResetSignificantChangeReqParams pReqMsg = NULL; |
| 3607 | struct net_device *dev = wdev->netdev; |
Jeff Johnson | 7058aa8 | 2017-10-02 13:29:09 -0700 | [diff] [blame] | 3608 | struct hdd_adapter *adapter = WLAN_HDD_GET_PRIV_PTR(dev); |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 3609 | struct hdd_context *hdd_ctx = wiphy_priv(wiphy); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3610 | struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX + |
| 3611 | 1]; |
| 3612 | struct hdd_ext_scan_context *context; |
| 3613 | uint32_t request_id; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 3614 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3615 | int retval; |
| 3616 | unsigned long rc; |
| 3617 | |
Dustin Brown | fdf17c1 | 2018-03-14 12:55:34 -0700 | [diff] [blame] | 3618 | hdd_enter_dev(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3619 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 3620 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3621 | hdd_err("Command not allowed in FTM mode"); |
| 3622 | return -EPERM; |
| 3623 | } |
| 3624 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 3625 | retval = wlan_hdd_validate_context(hdd_ctx); |
Hanumantha Reddy Pothula | 2db50ed | 2015-11-23 10:48:33 +0530 | [diff] [blame] | 3626 | if (0 != retval) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3627 | return -EINVAL; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3628 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 3629 | if (!hdd_ctx->config->extscan_enabled) { |
Manjeet Singh | 0f2ce5c | 2016-09-01 12:08:57 +0530 | [diff] [blame] | 3630 | hdd_err("extscan not supported"); |
| 3631 | return -ENOTSUPP; |
| 3632 | } |
Dustin Brown | 3fb1504 | 2017-08-15 15:54:49 -0700 | [diff] [blame] | 3633 | |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 3634 | if (wlan_cfg80211_nla_parse(tb, |
| 3635 | QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_MAX, |
| 3636 | data, data_len, wlan_hdd_extscan_config_policy)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3637 | hdd_err("Invalid ATTR"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3638 | return -EINVAL; |
| 3639 | } |
| 3640 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3641 | pReqMsg = qdf_mem_malloc(sizeof(*pReqMsg)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3642 | if (!pReqMsg) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3643 | hdd_err("qdf_mem_malloc failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3644 | return -ENOMEM; |
| 3645 | } |
| 3646 | |
| 3647 | /* Parse and fetch request Id */ |
| 3648 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3649 | hdd_err("attr request id failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3650 | goto fail; |
| 3651 | } |
| 3652 | |
| 3653 | pReqMsg->requestId = |
| 3654 | nla_get_u32(tb |
| 3655 | [QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]); |
Jeff Johnson | 1b780e4 | 2017-10-31 14:11:45 -0700 | [diff] [blame] | 3656 | pReqMsg->sessionId = adapter->session_id; |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 3657 | hdd_debug("Req Id %d Session Id %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3658 | pReqMsg->requestId, pReqMsg->sessionId); |
| 3659 | |
| 3660 | context = &ext_scan_context; |
| 3661 | spin_lock(&context->context_lock); |
| 3662 | INIT_COMPLETION(context->response_event); |
| 3663 | context->request_id = request_id = pReqMsg->requestId; |
| 3664 | spin_unlock(&context->context_lock); |
| 3665 | |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 3666 | status = sme_reset_significant_change(hdd_ctx->hHal, pReqMsg); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 3667 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3668 | hdd_err("sme_reset_significant_change failed(err=%d)", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3669 | status); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3670 | qdf_mem_free(pReqMsg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3671 | return -EINVAL; |
| 3672 | } |
| 3673 | |
| 3674 | /* request was sent -- wait for the response */ |
| 3675 | rc = wait_for_completion_timeout(&context->response_event, |
| 3676 | msecs_to_jiffies(WLAN_WAIT_TIME_EXTSCAN)); |
| 3677 | |
| 3678 | if (!rc) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3679 | hdd_err("sme_ResetSignificantChange timed out"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3680 | retval = -ETIMEDOUT; |
| 3681 | } else { |
| 3682 | spin_lock(&context->context_lock); |
| 3683 | if (context->request_id == request_id) |
| 3684 | retval = context->response_status; |
| 3685 | else |
| 3686 | retval = -EINVAL; |
| 3687 | spin_unlock(&context->context_lock); |
| 3688 | } |
Dustin Brown | e74003f | 2018-03-14 12:51:58 -0700 | [diff] [blame] | 3689 | hdd_exit(); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3690 | return retval; |
| 3691 | |
| 3692 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3693 | qdf_mem_free(pReqMsg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3694 | return -EINVAL; |
| 3695 | } |
| 3696 | |
| 3697 | /** |
| 3698 | * wlan_hdd_cfg80211_extscan_reset_significant_change() - reset significant |
| 3699 | * change |
| 3700 | * @wiphy: Pointer to wireless phy |
| 3701 | * @wdev: Pointer to wireless device |
| 3702 | * @data: Pointer to data |
| 3703 | * @data_len: Data length |
| 3704 | * |
| 3705 | * Return: 0 on success, negative errno on failure |
| 3706 | */ |
| 3707 | int wlan_hdd_cfg80211_extscan_reset_significant_change(struct wiphy *wiphy, |
| 3708 | struct wireless_dev *wdev, |
| 3709 | const void *data, int data_len) |
| 3710 | { |
| 3711 | int ret = 0; |
| 3712 | |
| 3713 | cds_ssr_protect(__func__); |
| 3714 | ret = __wlan_hdd_cfg80211_extscan_reset_significant_change(wiphy, wdev, |
| 3715 | data, data_len); |
| 3716 | cds_ssr_unprotect(__func__); |
| 3717 | |
| 3718 | return ret; |
| 3719 | } |
| 3720 | |
| 3721 | |
| 3722 | /** |
| 3723 | * hdd_extscan_epno_fill_network_list() - epno fill network list |
| 3724 | * @hddctx: HDD context |
| 3725 | * @req_msg: request message |
| 3726 | * @tb: vendor attribute table |
| 3727 | * |
| 3728 | * This function reads the network block NL vendor attributes from %tb and |
| 3729 | * fill in the epno request message. |
| 3730 | * |
| 3731 | * Return: 0 on success, error number otherwise |
| 3732 | */ |
| 3733 | static int hdd_extscan_epno_fill_network_list( |
Jeff Johnson | 9755a51 | 2017-08-28 12:01:57 -0700 | [diff] [blame] | 3734 | struct hdd_context *hddctx, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3735 | struct wifi_epno_params *req_msg, |
| 3736 | struct nlattr **tb) |
| 3737 | { |
Jeff Johnson | fa484bb | 2016-11-09 09:01:10 -0800 | [diff] [blame] | 3738 | struct nlattr *network[QCA_WLAN_VENDOR_ATTR_PNO_MAX + 1]; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3739 | struct nlattr *networks; |
| 3740 | int rem1, ssid_len; |
| 3741 | uint8_t index, *ssid; |
Jeff Johnson | 14305e6 | 2016-11-11 17:37:54 -0800 | [diff] [blame] | 3742 | uint32_t expected_networks; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3743 | |
Jeff Johnson | 14305e6 | 2016-11-11 17:37:54 -0800 | [diff] [blame] | 3744 | expected_networks = req_msg->num_networks; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3745 | index = 0; |
SaidiReddy Yenuga | c533202 | 2017-03-28 17:16:48 +0530 | [diff] [blame] | 3746 | |
| 3747 | if (!tb[QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORKS_LIST]) { |
| 3748 | hdd_err("attr networks list failed"); |
| 3749 | return -EINVAL; |
| 3750 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3751 | nla_for_each_nested(networks, |
Jeff Johnson | fa484bb | 2016-11-09 09:01:10 -0800 | [diff] [blame] | 3752 | tb[QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORKS_LIST], |
| 3753 | rem1) { |
Jeff Johnson | 14305e6 | 2016-11-11 17:37:54 -0800 | [diff] [blame] | 3754 | |
| 3755 | if (index == expected_networks) { |
| 3756 | hdd_warn("ignoring excess networks"); |
| 3757 | break; |
| 3758 | } |
| 3759 | |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 3760 | if (wlan_cfg80211_nla_parse(network, |
| 3761 | QCA_WLAN_VENDOR_ATTR_PNO_MAX, |
| 3762 | nla_data(networks), |
| 3763 | nla_len(networks), |
| 3764 | wlan_hdd_pno_config_policy)) { |
| 3765 | hdd_err("nla_parse failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3766 | return -EINVAL; |
| 3767 | } |
| 3768 | |
| 3769 | /* Parse and fetch ssid */ |
| 3770 | if (!network[QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORK_SSID]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3771 | hdd_err("attr network ssid failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3772 | return -EINVAL; |
| 3773 | } |
| 3774 | ssid_len = nla_len( |
| 3775 | network[QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORK_SSID]); |
| 3776 | |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 3777 | /* nla_parse will detect overflow but not underflow */ |
Jeff Johnson | fa484bb | 2016-11-09 09:01:10 -0800 | [diff] [blame] | 3778 | if (0 == ssid_len) { |
| 3779 | hdd_err("zero ssid length"); |
| 3780 | return -EINVAL; |
| 3781 | } |
| 3782 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3783 | /* Decrement by 1, don't count null character */ |
| 3784 | ssid_len--; |
| 3785 | |
| 3786 | req_msg->networks[index].ssid.length = ssid_len; |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 3787 | hdd_debug("network ssid length %d", ssid_len); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3788 | 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] | 3789 | qdf_mem_copy(req_msg->networks[index].ssid.ssId, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3790 | ssid, ssid_len); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 3791 | hdd_debug("Ssid (%.*s)", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3792 | req_msg->networks[index].ssid.length, |
| 3793 | req_msg->networks[index].ssid.ssId); |
| 3794 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3795 | /* Parse and fetch epno flags */ |
| 3796 | if (!network[QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORK_FLAGS]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3797 | hdd_err("attr epno flags failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3798 | return -EINVAL; |
| 3799 | } |
| 3800 | req_msg->networks[index].flags = nla_get_u8( |
| 3801 | network[QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORK_FLAGS]); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 3802 | hdd_debug("flags %u", req_msg->networks[index].flags); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3803 | |
| 3804 | /* Parse and fetch auth bit */ |
| 3805 | if (!network[QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORK_AUTH_BIT]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3806 | hdd_err("attr auth bit failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3807 | return -EINVAL; |
| 3808 | } |
| 3809 | req_msg->networks[index].auth_bit_field = nla_get_u8( |
| 3810 | network[QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_EPNO_NETWORK_AUTH_BIT]); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 3811 | hdd_debug("auth bit %u", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3812 | req_msg->networks[index].auth_bit_field); |
| 3813 | |
| 3814 | index++; |
| 3815 | } |
Jeff Johnson | 14305e6 | 2016-11-11 17:37:54 -0800 | [diff] [blame] | 3816 | req_msg->num_networks = index; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3817 | return 0; |
| 3818 | } |
| 3819 | |
| 3820 | /** |
| 3821 | * __wlan_hdd_cfg80211_set_epno_list() - epno set network list |
| 3822 | * @wiphy: wiphy |
| 3823 | * @wdev: pointer to wireless dev |
| 3824 | * @data: data pointer |
| 3825 | * @data_len: data length |
| 3826 | * |
| 3827 | * This function reads the NL vendor attributes from %tb and |
| 3828 | * fill in the epno request message. |
| 3829 | * |
| 3830 | * Return: 0 on success, error number otherwise |
| 3831 | */ |
| 3832 | static int __wlan_hdd_cfg80211_set_epno_list(struct wiphy *wiphy, |
| 3833 | struct wireless_dev *wdev, |
| 3834 | const void *data, |
| 3835 | int data_len) |
| 3836 | { |
| 3837 | struct wifi_epno_params *req_msg = NULL; |
| 3838 | struct net_device *dev = wdev->netdev; |
Jeff Johnson | 652d45b | 2017-08-29 14:35:56 -0700 | [diff] [blame] | 3839 | struct hdd_adapter *adapter = WLAN_HDD_GET_PRIV_PTR(dev); |
Jeff Johnson | 9755a51 | 2017-08-28 12:01:57 -0700 | [diff] [blame] | 3840 | struct hdd_context *hdd_ctx = wiphy_priv(wiphy); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3841 | struct nlattr *tb[ |
| 3842 | QCA_WLAN_VENDOR_ATTR_PNO_MAX + 1]; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 3843 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3844 | uint32_t num_networks, len; |
| 3845 | int ret_val; |
| 3846 | |
Dustin Brown | fdf17c1 | 2018-03-14 12:55:34 -0700 | [diff] [blame] | 3847 | hdd_enter_dev(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3848 | |
| 3849 | ret_val = wlan_hdd_validate_context(hdd_ctx); |
| 3850 | if (ret_val) |
| 3851 | return ret_val; |
| 3852 | |
Manjeet Singh | 0f2ce5c | 2016-09-01 12:08:57 +0530 | [diff] [blame] | 3853 | if (!hdd_ctx->config->extscan_enabled) { |
| 3854 | hdd_err("extscan not supported"); |
| 3855 | return -ENOTSUPP; |
| 3856 | } |
Dustin Brown | 3fb1504 | 2017-08-15 15:54:49 -0700 | [diff] [blame] | 3857 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 3858 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3859 | hdd_err("Command not allowed in FTM mode"); |
| 3860 | return -EPERM; |
| 3861 | } |
| 3862 | |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 3863 | if (wlan_cfg80211_nla_parse(tb, QCA_WLAN_VENDOR_ATTR_PNO_MAX, data, |
| 3864 | data_len, wlan_hdd_pno_config_policy)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3865 | hdd_err("Invalid ATTR"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3866 | return -EINVAL; |
| 3867 | } |
| 3868 | |
| 3869 | /* Parse and fetch number of networks */ |
| 3870 | if (!tb[QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_NUM_NETWORKS]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3871 | hdd_err("attr num networks failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3872 | return -EINVAL; |
| 3873 | } |
Mukul Sharma | e8c919f | 2016-10-02 20:35:15 +0530 | [diff] [blame] | 3874 | |
| 3875 | /* |
| 3876 | * num_networks is also used as EPNO SET/RESET request. |
| 3877 | * if num_networks is zero then it is treated as RESET. |
| 3878 | */ |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3879 | num_networks = nla_get_u32( |
| 3880 | tb[QCA_WLAN_VENDOR_ATTR_PNO_SET_LIST_PARAM_NUM_NETWORKS]); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3881 | |
Mukul Sharma | e8c919f | 2016-10-02 20:35:15 +0530 | [diff] [blame] | 3882 | if (num_networks > MAX_EPNO_NETWORKS) { |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 3883 | hdd_debug("num of nw: %d exceeded max: %d, resetting to: %d", |
Mukul Sharma | e8c919f | 2016-10-02 20:35:15 +0530 | [diff] [blame] | 3884 | num_networks, MAX_EPNO_NETWORKS, MAX_EPNO_NETWORKS); |
| 3885 | num_networks = MAX_EPNO_NETWORKS; |
| 3886 | } |
| 3887 | |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 3888 | hdd_debug("num networks %u", num_networks); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3889 | len = sizeof(*req_msg) + |
Mukul Sharma | e8c919f | 2016-10-02 20:35:15 +0530 | [diff] [blame] | 3890 | (num_networks * sizeof(struct wifi_epno_network)); |
| 3891 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3892 | req_msg = qdf_mem_malloc(len); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3893 | if (!req_msg) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3894 | hdd_err("qdf_mem_malloc failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3895 | return -ENOMEM; |
| 3896 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3897 | req_msg->num_networks = num_networks; |
| 3898 | |
| 3899 | /* Parse and fetch request Id */ |
Ashish Kumar Dhanotiya | 1f6df4d | 2017-08-21 14:07:23 +0530 | [diff] [blame] | 3900 | if (!tb[QCA_WLAN_VENDOR_ATTR_PNO_CONFIG_REQUEST_ID]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3901 | hdd_err("attr request id failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3902 | goto fail; |
| 3903 | } |
| 3904 | req_msg->request_id = nla_get_u32( |
Ashish Kumar Dhanotiya | 1f6df4d | 2017-08-21 14:07:23 +0530 | [diff] [blame] | 3905 | tb[QCA_WLAN_VENDOR_ATTR_PNO_CONFIG_REQUEST_ID]); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 3906 | hdd_debug("Req Id %u", req_msg->request_id); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3907 | |
Jeff Johnson | 1b780e4 | 2017-10-31 14:11:45 -0700 | [diff] [blame] | 3908 | req_msg->session_id = adapter->session_id; |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 3909 | hdd_debug("Session Id %d", req_msg->session_id); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3910 | |
Mukul Sharma | e8c919f | 2016-10-02 20:35:15 +0530 | [diff] [blame] | 3911 | if (num_networks) { |
| 3912 | |
| 3913 | /* Parse and fetch min_5ghz_rssi */ |
| 3914 | if (!tb[QCA_WLAN_VENDOR_ATTR_EPNO_MIN5GHZ_RSSI]) { |
| 3915 | hdd_err("min_5ghz_rssi id failed"); |
| 3916 | goto fail; |
| 3917 | } |
| 3918 | req_msg->min_5ghz_rssi = nla_get_u32( |
| 3919 | tb[QCA_WLAN_VENDOR_ATTR_EPNO_MIN5GHZ_RSSI]); |
| 3920 | |
| 3921 | /* Parse and fetch min_24ghz_rssi */ |
| 3922 | if (!tb[QCA_WLAN_VENDOR_ATTR_EPNO_MIN24GHZ_RSSI]) { |
| 3923 | hdd_err("min_24ghz_rssi id failed"); |
| 3924 | goto fail; |
| 3925 | } |
| 3926 | req_msg->min_24ghz_rssi = nla_get_u32( |
| 3927 | tb[QCA_WLAN_VENDOR_ATTR_EPNO_MIN24GHZ_RSSI]); |
| 3928 | |
| 3929 | /* Parse and fetch initial_score_max */ |
| 3930 | if (!tb[QCA_WLAN_VENDOR_ATTR_EPNO_INITIAL_SCORE_MAX]) { |
| 3931 | hdd_err("initial_score_max id failed"); |
| 3932 | goto fail; |
| 3933 | } |
| 3934 | req_msg->initial_score_max = nla_get_u32( |
| 3935 | tb[QCA_WLAN_VENDOR_ATTR_EPNO_INITIAL_SCORE_MAX]); |
| 3936 | |
| 3937 | /* Parse and fetch current_connection_bonus */ |
| 3938 | if (!tb[QCA_WLAN_VENDOR_ATTR_EPNO_CURRENT_CONNECTION_BONUS]) { |
| 3939 | hdd_err("current_connection_bonus id failed"); |
| 3940 | goto fail; |
| 3941 | } |
| 3942 | req_msg->current_connection_bonus = nla_get_u32( |
| 3943 | tb[QCA_WLAN_VENDOR_ATTR_EPNO_CURRENT_CONNECTION_BONUS] |
| 3944 | ); |
| 3945 | |
| 3946 | /* Parse and fetch same_network_bonus */ |
| 3947 | if (!tb[QCA_WLAN_VENDOR_ATTR_EPNO_SAME_NETWORK_BONUS]) { |
| 3948 | hdd_err("same_network_bonus id failed"); |
| 3949 | goto fail; |
| 3950 | } |
| 3951 | req_msg->same_network_bonus = nla_get_u32( |
| 3952 | tb[QCA_WLAN_VENDOR_ATTR_EPNO_SAME_NETWORK_BONUS]); |
| 3953 | |
| 3954 | /* Parse and fetch secure_bonus */ |
| 3955 | if (!tb[QCA_WLAN_VENDOR_ATTR_EPNO_SECURE_BONUS]) { |
| 3956 | hdd_err("secure_bonus id failed"); |
| 3957 | goto fail; |
| 3958 | } |
| 3959 | req_msg->secure_bonus = nla_get_u32( |
| 3960 | tb[QCA_WLAN_VENDOR_ATTR_EPNO_SECURE_BONUS]); |
| 3961 | |
| 3962 | /* Parse and fetch band_5ghz_bonus */ |
| 3963 | if (!tb[QCA_WLAN_VENDOR_ATTR_EPNO_BAND5GHZ_BONUS]) { |
| 3964 | hdd_err("band_5ghz_bonus id failed"); |
| 3965 | goto fail; |
| 3966 | } |
| 3967 | req_msg->band_5ghz_bonus = nla_get_u32( |
| 3968 | tb[QCA_WLAN_VENDOR_ATTR_EPNO_BAND5GHZ_BONUS]); |
| 3969 | |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 3970 | hdd_debug("min_5ghz_rssi: %d min_24ghz_rssi: %d", |
Mukul Sharma | e8c919f | 2016-10-02 20:35:15 +0530 | [diff] [blame] | 3971 | req_msg->min_5ghz_rssi, |
| 3972 | req_msg->min_24ghz_rssi); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 3973 | hdd_debug("initial_score_max: %d current_connection_bonus:%d", |
Mukul Sharma | e8c919f | 2016-10-02 20:35:15 +0530 | [diff] [blame] | 3974 | req_msg->initial_score_max, |
| 3975 | req_msg->current_connection_bonus); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 3976 | hdd_debug("Bonuses same_network: %d secure: %d band_5ghz: %d", |
Mukul Sharma | e8c919f | 2016-10-02 20:35:15 +0530 | [diff] [blame] | 3977 | req_msg->same_network_bonus, |
| 3978 | req_msg->secure_bonus, |
| 3979 | req_msg->band_5ghz_bonus); |
| 3980 | |
| 3981 | if (hdd_extscan_epno_fill_network_list(hdd_ctx, req_msg, tb)) |
| 3982 | goto fail; |
| 3983 | |
| 3984 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3985 | |
| 3986 | status = sme_set_epno_list(hdd_ctx->hHal, req_msg); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 3987 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 3988 | hdd_err("sme_set_epno_list failed(err=%d)", status); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3989 | goto fail; |
| 3990 | } |
| 3991 | |
Dustin Brown | e74003f | 2018-03-14 12:51:58 -0700 | [diff] [blame] | 3992 | hdd_exit(); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3993 | qdf_mem_free(req_msg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3994 | return 0; |
| 3995 | |
| 3996 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 3997 | qdf_mem_free(req_msg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 3998 | return -EINVAL; |
| 3999 | } |
| 4000 | |
Jeff Johnson | 9dc96a0 | 2017-01-12 09:47:56 -0800 | [diff] [blame] | 4001 | /** |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4002 | * wlan_hdd_cfg80211_set_epno_list() - epno set network list |
| 4003 | * @wiphy: wiphy |
| 4004 | * @wdev: pointer to wireless dev |
| 4005 | * @data: data pointer |
| 4006 | * @data_len: data length |
| 4007 | * |
| 4008 | * This function reads the NL vendor attributes from %tb and |
| 4009 | * fill in the epno request message. |
| 4010 | * |
| 4011 | * Return: 0 on success, error number otherwise |
| 4012 | */ |
| 4013 | int wlan_hdd_cfg80211_set_epno_list(struct wiphy *wiphy, |
| 4014 | struct wireless_dev *wdev, |
| 4015 | const void *data, |
| 4016 | int data_len) |
| 4017 | { |
| 4018 | int ret; |
| 4019 | |
| 4020 | cds_ssr_protect(__func__); |
| 4021 | ret = __wlan_hdd_cfg80211_set_epno_list(wiphy, wdev, |
| 4022 | data, data_len); |
| 4023 | cds_ssr_unprotect(__func__); |
| 4024 | |
| 4025 | return ret; |
| 4026 | } |
| 4027 | |
| 4028 | /** |
| 4029 | * hdd_extscan_passpoint_fill_network_list() - passpoint fill network list |
| 4030 | * @hddctx: HDD context |
| 4031 | * @req_msg: request message |
| 4032 | * @tb: vendor attribute table |
| 4033 | * |
| 4034 | * This function reads the network block NL vendor attributes from %tb and |
| 4035 | * fill in the passpoint request message. |
| 4036 | * |
| 4037 | * Return: 0 on success, error number otherwise |
| 4038 | */ |
| 4039 | static int hdd_extscan_passpoint_fill_network_list( |
Jeff Johnson | 9755a51 | 2017-08-28 12:01:57 -0700 | [diff] [blame] | 4040 | struct hdd_context *hddctx, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4041 | struct wifi_passpoint_req *req_msg, |
| 4042 | struct nlattr **tb) |
| 4043 | { |
| 4044 | struct nlattr *network[QCA_WLAN_VENDOR_ATTR_PNO_MAX + 1]; |
| 4045 | struct nlattr *networks; |
| 4046 | int rem1, len; |
| 4047 | uint8_t index; |
Jeff Johnson | 1263a5d | 2016-11-18 11:44:29 -0800 | [diff] [blame] | 4048 | uint32_t expected_networks; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4049 | |
Jeff Johnson | 1263a5d | 2016-11-18 11:44:29 -0800 | [diff] [blame] | 4050 | expected_networks = req_msg->num_networks; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4051 | index = 0; |
SaidiReddy Yenuga | 8c85acb | 2017-03-28 17:23:55 +0530 | [diff] [blame] | 4052 | |
| 4053 | if (!tb[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_LIST_PARAM_NETWORK_ARRAY]) { |
| 4054 | hdd_err("attr network array failed"); |
| 4055 | return -EINVAL; |
| 4056 | } |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4057 | nla_for_each_nested(networks, |
| 4058 | tb[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_LIST_PARAM_NETWORK_ARRAY], |
| 4059 | rem1) { |
Jeff Johnson | 1263a5d | 2016-11-18 11:44:29 -0800 | [diff] [blame] | 4060 | |
| 4061 | if (index == expected_networks) { |
| 4062 | hdd_warn("ignoring excess networks"); |
| 4063 | break; |
| 4064 | } |
| 4065 | |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 4066 | if (wlan_cfg80211_nla_parse(network, |
| 4067 | QCA_WLAN_VENDOR_ATTR_PNO_MAX, |
| 4068 | nla_data(networks), |
| 4069 | nla_len(networks), |
| 4070 | wlan_hdd_pno_config_policy)) { |
| 4071 | hdd_err("nla_parse failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4072 | return -EINVAL; |
| 4073 | } |
| 4074 | |
| 4075 | /* Parse and fetch identifier */ |
| 4076 | if (!network[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_NETWORK_PARAM_ID]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 4077 | hdd_err("attr passpoint id failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4078 | return -EINVAL; |
| 4079 | } |
| 4080 | req_msg->networks[index].id = nla_get_u32( |
| 4081 | network[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_NETWORK_PARAM_ID]); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 4082 | hdd_debug("Id %u", req_msg->networks[index].id); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4083 | |
| 4084 | /* Parse and fetch realm */ |
| 4085 | if (!network[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_NETWORK_PARAM_REALM]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 4086 | hdd_err("attr realm failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4087 | return -EINVAL; |
| 4088 | } |
| 4089 | len = nla_len( |
| 4090 | network[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_NETWORK_PARAM_REALM]); |
| 4091 | if (len < 0 || len > SIR_PASSPOINT_REALM_LEN) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 4092 | hdd_err("Invalid realm size %d", len); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4093 | return -EINVAL; |
| 4094 | } |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4095 | qdf_mem_copy(req_msg->networks[index].realm, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4096 | nla_data(network[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_NETWORK_PARAM_REALM]), |
| 4097 | len); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 4098 | hdd_debug("realm len %d", len); |
| 4099 | hdd_debug("realm: %s", req_msg->networks[index].realm); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4100 | |
| 4101 | /* Parse and fetch roaming consortium ids */ |
| 4102 | if (!network[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_NETWORK_PARAM_ROAM_CNSRTM_ID]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 4103 | hdd_err("attr roaming consortium ids failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4104 | return -EINVAL; |
| 4105 | } |
| 4106 | nla_memcpy(&req_msg->networks[index].roaming_consortium_ids, |
| 4107 | network[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_NETWORK_PARAM_ROAM_CNSRTM_ID], |
| 4108 | sizeof(req_msg->networks[0].roaming_consortium_ids)); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 4109 | hdd_debug("roaming consortium ids"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4110 | |
| 4111 | /* Parse and fetch plmn */ |
| 4112 | if (!network[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_NETWORK_PARAM_ROAM_PLMN]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 4113 | hdd_err("attr plmn failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4114 | return -EINVAL; |
| 4115 | } |
| 4116 | nla_memcpy(&req_msg->networks[index].plmn, |
| 4117 | network[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_NETWORK_PARAM_ROAM_PLMN], |
| 4118 | SIR_PASSPOINT_PLMN_LEN); |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 4119 | hdd_debug("plmn %02x:%02x:%02x)", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4120 | req_msg->networks[index].plmn[0], |
| 4121 | req_msg->networks[index].plmn[1], |
| 4122 | req_msg->networks[index].plmn[2]); |
| 4123 | |
| 4124 | index++; |
| 4125 | } |
Jeff Johnson | 1263a5d | 2016-11-18 11:44:29 -0800 | [diff] [blame] | 4126 | req_msg->num_networks = index; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4127 | return 0; |
| 4128 | } |
| 4129 | |
| 4130 | /** |
| 4131 | * __wlan_hdd_cfg80211_set_passpoint_list() - set passpoint network list |
| 4132 | * @wiphy: wiphy |
| 4133 | * @wdev: pointer to wireless dev |
| 4134 | * @data: data pointer |
| 4135 | * @data_len: data length |
| 4136 | * |
| 4137 | * This function reads the NL vendor attributes from %tb and |
| 4138 | * fill in the passpoint request message. |
| 4139 | * |
| 4140 | * Return: 0 on success, error number otherwise |
| 4141 | */ |
| 4142 | static int __wlan_hdd_cfg80211_set_passpoint_list(struct wiphy *wiphy, |
| 4143 | struct wireless_dev *wdev, |
| 4144 | const void *data, |
| 4145 | int data_len) |
| 4146 | { |
| 4147 | struct wifi_passpoint_req *req_msg = NULL; |
| 4148 | struct net_device *dev = wdev->netdev; |
Jeff Johnson | 652d45b | 2017-08-29 14:35:56 -0700 | [diff] [blame] | 4149 | struct hdd_adapter *adapter = WLAN_HDD_GET_PRIV_PTR(dev); |
Jeff Johnson | 9755a51 | 2017-08-28 12:01:57 -0700 | [diff] [blame] | 4150 | struct hdd_context *hdd_ctx = wiphy_priv(wiphy); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4151 | struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_PNO_MAX + 1]; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 4152 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4153 | uint32_t num_networks = 0; |
| 4154 | int ret; |
| 4155 | |
Dustin Brown | fdf17c1 | 2018-03-14 12:55:34 -0700 | [diff] [blame] | 4156 | hdd_enter_dev(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4157 | |
| 4158 | ret = wlan_hdd_validate_context(hdd_ctx); |
| 4159 | if (ret) |
| 4160 | return ret; |
| 4161 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 4162 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4163 | hdd_err("Command not allowed in FTM mode"); |
| 4164 | return -EPERM; |
| 4165 | } |
| 4166 | |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 4167 | if (wlan_cfg80211_nla_parse(tb, QCA_WLAN_VENDOR_ATTR_PNO_MAX, data, |
| 4168 | data_len, wlan_hdd_pno_config_policy)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 4169 | hdd_err("Invalid ATTR"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4170 | return -EINVAL; |
| 4171 | } |
| 4172 | |
| 4173 | /* Parse and fetch number of networks */ |
| 4174 | if (!tb[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_LIST_PARAM_NUM]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 4175 | hdd_err("attr num networks failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4176 | return -EINVAL; |
| 4177 | } |
| 4178 | num_networks = nla_get_u32( |
| 4179 | tb[QCA_WLAN_VENDOR_ATTR_PNO_PASSPOINT_LIST_PARAM_NUM]); |
Jeff Johnson | 96f93a3 | 2016-11-18 11:02:24 -0800 | [diff] [blame] | 4180 | if (num_networks > SIR_PASSPOINT_LIST_MAX_NETWORKS) { |
| 4181 | hdd_err("num networks %u exceeds max %u", |
| 4182 | num_networks, SIR_PASSPOINT_LIST_MAX_NETWORKS); |
| 4183 | return -EINVAL; |
| 4184 | } |
| 4185 | |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 4186 | hdd_debug("num networks %u", num_networks); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4187 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4188 | req_msg = qdf_mem_malloc(sizeof(*req_msg) + |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4189 | (num_networks * sizeof(req_msg->networks[0]))); |
| 4190 | if (!req_msg) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 4191 | hdd_err("qdf_mem_malloc failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4192 | return -ENOMEM; |
| 4193 | } |
| 4194 | req_msg->num_networks = num_networks; |
| 4195 | |
| 4196 | /* Parse and fetch request Id */ |
| 4197 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 4198 | hdd_err("attr request id failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4199 | goto fail; |
| 4200 | } |
| 4201 | req_msg->request_id = nla_get_u32( |
| 4202 | tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]); |
| 4203 | |
Jeff Johnson | 1b780e4 | 2017-10-31 14:11:45 -0700 | [diff] [blame] | 4204 | req_msg->session_id = adapter->session_id; |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 4205 | hdd_debug("Req Id %u Session Id %d", req_msg->request_id, |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4206 | req_msg->session_id); |
| 4207 | |
| 4208 | if (hdd_extscan_passpoint_fill_network_list(hdd_ctx, req_msg, tb)) |
| 4209 | goto fail; |
| 4210 | |
| 4211 | status = sme_set_passpoint_list(hdd_ctx->hHal, req_msg); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 4212 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 4213 | hdd_err("sme_set_passpoint_list failed(err=%d)", status); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4214 | goto fail; |
| 4215 | } |
| 4216 | |
Dustin Brown | e74003f | 2018-03-14 12:51:58 -0700 | [diff] [blame] | 4217 | hdd_exit(); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4218 | qdf_mem_free(req_msg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4219 | return 0; |
| 4220 | |
| 4221 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4222 | qdf_mem_free(req_msg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4223 | return -EINVAL; |
| 4224 | } |
| 4225 | |
| 4226 | /** |
| 4227 | * wlan_hdd_cfg80211_set_passpoint_list() - set passpoint network list |
| 4228 | * @wiphy: wiphy |
| 4229 | * @wdev: pointer to wireless dev |
| 4230 | * @data: data pointer |
| 4231 | * @data_len: data length |
| 4232 | * |
| 4233 | * This function reads the NL vendor attributes from %tb and |
| 4234 | * fill in the passpoint request message. |
| 4235 | * |
| 4236 | * Return: 0 on success, error number otherwise |
| 4237 | */ |
| 4238 | int wlan_hdd_cfg80211_set_passpoint_list(struct wiphy *wiphy, |
| 4239 | struct wireless_dev *wdev, |
| 4240 | const void *data, |
| 4241 | int data_len) |
| 4242 | { |
| 4243 | int ret; |
| 4244 | |
| 4245 | cds_ssr_protect(__func__); |
| 4246 | ret = __wlan_hdd_cfg80211_set_passpoint_list(wiphy, wdev, |
| 4247 | data, data_len); |
| 4248 | cds_ssr_unprotect(__func__); |
| 4249 | |
| 4250 | return ret; |
| 4251 | } |
| 4252 | |
| 4253 | /** |
| 4254 | * __wlan_hdd_cfg80211_reset_passpoint_list() - reset passpoint network list |
| 4255 | * @wiphy: wiphy |
| 4256 | * @wdev: pointer to wireless dev |
| 4257 | * @data: data pointer |
| 4258 | * @data_len: data length |
| 4259 | * |
| 4260 | * This function resets passpoint networks list |
| 4261 | * |
| 4262 | * Return: 0 on success, error number otherwise |
| 4263 | */ |
| 4264 | static int __wlan_hdd_cfg80211_reset_passpoint_list(struct wiphy *wiphy, |
| 4265 | struct wireless_dev *wdev, |
| 4266 | const void *data, |
| 4267 | int data_len) |
| 4268 | { |
| 4269 | struct wifi_passpoint_req *req_msg = NULL; |
| 4270 | struct net_device *dev = wdev->netdev; |
Jeff Johnson | 652d45b | 2017-08-29 14:35:56 -0700 | [diff] [blame] | 4271 | struct hdd_adapter *adapter = WLAN_HDD_GET_PRIV_PTR(dev); |
Jeff Johnson | 9755a51 | 2017-08-28 12:01:57 -0700 | [diff] [blame] | 4272 | struct hdd_context *hdd_ctx = wiphy_priv(wiphy); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4273 | struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_PNO_MAX + 1]; |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 4274 | QDF_STATUS status; |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4275 | int ret; |
| 4276 | |
Dustin Brown | fdf17c1 | 2018-03-14 12:55:34 -0700 | [diff] [blame] | 4277 | hdd_enter_dev(dev); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4278 | |
| 4279 | ret = wlan_hdd_validate_context(hdd_ctx); |
| 4280 | if (ret) |
| 4281 | return ret; |
| 4282 | |
Anurag Chouhan | 6d76066 | 2016-02-20 16:05:43 +0530 | [diff] [blame] | 4283 | if (QDF_GLOBAL_FTM_MODE == hdd_get_conparam()) { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4284 | hdd_err("Command not allowed in FTM mode"); |
| 4285 | return -EPERM; |
| 4286 | } |
| 4287 | |
Dustin Brown | 4ea21db | 2018-01-05 14:13:17 -0800 | [diff] [blame] | 4288 | if (wlan_cfg80211_nla_parse(tb, QCA_WLAN_VENDOR_ATTR_PNO_MAX, data, |
| 4289 | data_len, wlan_hdd_extscan_config_policy)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 4290 | hdd_err("Invalid ATTR"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4291 | return -EINVAL; |
| 4292 | } |
| 4293 | |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4294 | req_msg = qdf_mem_malloc(sizeof(*req_msg)); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4295 | if (!req_msg) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 4296 | hdd_err("qdf_mem_malloc failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4297 | return -ENOMEM; |
| 4298 | } |
| 4299 | |
| 4300 | /* Parse and fetch request Id */ |
| 4301 | if (!tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 4302 | hdd_err("attr request id failed"); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4303 | goto fail; |
| 4304 | } |
| 4305 | req_msg->request_id = nla_get_u32( |
| 4306 | tb[QCA_WLAN_VENDOR_ATTR_EXTSCAN_SUBCMD_CONFIG_PARAM_REQUEST_ID]); |
| 4307 | |
Jeff Johnson | 1b780e4 | 2017-10-31 14:11:45 -0700 | [diff] [blame] | 4308 | req_msg->session_id = adapter->session_id; |
Srinivas Girigowda | 5736c5c | 2017-03-06 16:31:40 -0800 | [diff] [blame] | 4309 | hdd_debug("Req Id %u Session Id %d", |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4310 | req_msg->request_id, req_msg->session_id); |
| 4311 | |
| 4312 | status = sme_reset_passpoint_list(hdd_ctx->hHal, req_msg); |
Anurag Chouhan | fb54ab0 | 2016-02-18 18:00:46 +0530 | [diff] [blame] | 4313 | if (!QDF_IS_STATUS_SUCCESS(status)) { |
Jeff Johnson | 630f9e7 | 2016-07-25 12:00:12 -0700 | [diff] [blame] | 4314 | hdd_err("sme_reset_passpoint_list failed(err=%d)", status); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4315 | goto fail; |
| 4316 | } |
| 4317 | |
Dustin Brown | e74003f | 2018-03-14 12:51:58 -0700 | [diff] [blame] | 4318 | hdd_exit(); |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4319 | qdf_mem_free(req_msg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4320 | return 0; |
| 4321 | |
| 4322 | fail: |
Anurag Chouhan | 600c3a0 | 2016-03-01 10:33:54 +0530 | [diff] [blame] | 4323 | qdf_mem_free(req_msg); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4324 | return -EINVAL; |
| 4325 | } |
| 4326 | |
| 4327 | /** |
| 4328 | * wlan_hdd_cfg80211_reset_passpoint_list() - reset passpoint network list |
| 4329 | * @wiphy: wiphy |
| 4330 | * @wdev: pointer to wireless dev |
| 4331 | * @data: data pointer |
| 4332 | * @data_len: data length |
| 4333 | * |
| 4334 | * This function resets passpoint networks list |
| 4335 | * |
| 4336 | * Return: 0 on success, error number otherwise |
| 4337 | */ |
| 4338 | int wlan_hdd_cfg80211_reset_passpoint_list(struct wiphy *wiphy, |
| 4339 | struct wireless_dev *wdev, |
| 4340 | const void *data, |
| 4341 | int data_len) |
| 4342 | { |
| 4343 | int ret; |
| 4344 | |
| 4345 | cds_ssr_protect(__func__); |
| 4346 | ret = __wlan_hdd_cfg80211_reset_passpoint_list(wiphy, wdev, |
| 4347 | data, data_len); |
| 4348 | cds_ssr_unprotect(__func__); |
| 4349 | |
| 4350 | return ret; |
| 4351 | } |
| 4352 | |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4353 | /** |
| 4354 | * wlan_hdd_init_completion_extwow() - Initialize ext wow variable |
| 4355 | * @hdd_ctx: Global HDD context |
| 4356 | * |
| 4357 | * Return: none |
| 4358 | */ |
| 4359 | #ifdef WLAN_FEATURE_EXTWOW_SUPPORT |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 4360 | static inline void wlan_hdd_init_completion_extwow(struct hdd_context *hdd_ctx) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4361 | { |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 4362 | init_completion(&hdd_ctx->ready_to_extwow); |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4363 | } |
| 4364 | #else |
Jeff Johnson | c6dda51 | 2017-09-03 09:17:05 -0700 | [diff] [blame] | 4365 | static inline void wlan_hdd_init_completion_extwow(struct hdd_context *hdd_ctx) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4366 | { |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4367 | } |
| 4368 | #endif |
| 4369 | |
| 4370 | /** |
| 4371 | * wlan_hdd_cfg80211_extscan_init() - Initialize the ExtScan feature |
| 4372 | * @hdd_ctx: Global HDD context |
| 4373 | * |
| 4374 | * Return: none |
| 4375 | */ |
Jeff Johnson | 9755a51 | 2017-08-28 12:01:57 -0700 | [diff] [blame] | 4376 | void wlan_hdd_cfg80211_extscan_init(struct hdd_context *hdd_ctx) |
Prakash Dhavali | 7090c5f | 2015-11-02 17:55:19 -0800 | [diff] [blame] | 4377 | { |
| 4378 | wlan_hdd_init_completion_extwow(hdd_ctx); |
| 4379 | init_completion(&ext_scan_context.response_event); |
| 4380 | spin_lock_init(&ext_scan_context.context_lock); |
| 4381 | } |
| 4382 | |
| 4383 | #endif /* FEATURE_WLAN_EXTSCAN */ |