| /* |
| * Copyright (c) 2013-2017 The Linux Foundation. All rights reserved. |
| * |
| * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| * |
| * |
| * Permission to use, copy, modify, and/or distribute this software for |
| * any purpose with or without fee is hereby granted, provided that the |
| * above copyright notice and this permission notice appear in all |
| * copies. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| * PERFORMANCE OF THIS SOFTWARE. |
| */ |
| |
| /* |
| * This file was originally distributed by Qualcomm Atheros, Inc. |
| * under proprietary terms before Copyright ownership was assigned |
| * to the Linux Foundation. |
| */ |
| |
| /** |
| * DOC: wma_scan_roam.c |
| * This file contains functions related to scan and |
| * roaming functionality. |
| */ |
| |
| /* Header files */ |
| |
| #include "wma.h" |
| #include "wma_api.h" |
| #include "cds_api.h" |
| #include "wmi_unified_api.h" |
| #include "wlan_qct_sys.h" |
| #include "wni_api.h" |
| #include "ani_global.h" |
| #include "wmi_unified.h" |
| #include "wni_cfg.h" |
| #include "cfg_api.h" |
| #include <cdp_txrx_peer_ops.h> |
| #include <cdp_txrx_cfg.h> |
| |
| #include "qdf_nbuf.h" |
| #include "qdf_types.h" |
| #include "qdf_mem.h" |
| |
| #include "wma_types.h" |
| #include "lim_api.h" |
| #include "lim_session_utils.h" |
| |
| #include "cds_utils.h" |
| #include "wlan_policy_mgr_api.h" |
| |
| #if !defined(REMOVE_PKT_LOG) |
| #include "pktlog_ac.h" |
| #endif /* REMOVE_PKT_LOG */ |
| |
| #include "dbglog_host.h" |
| #include "csr_api.h" |
| #include "ol_fw.h" |
| |
| #include "wma_internal.h" |
| #include "wlan_tgt_def_config.h" |
| #include "wlan_reg_services_api.h" |
| #include "wlan_roam_debug.h" |
| |
| /* This is temporary, should be removed */ |
| #include "ol_htt_api.h" |
| #include <cdp_txrx_handle.h> |
| #include "wma_he.h" |
| #include <wlan_scan_public_structs.h> |
| #include <wlan_scan_ucfg_api.h> |
| #include "wma_nan_datapath.h" |
| |
| #define WMA_MCC_MIRACAST_REST_TIME 400 |
| #define WMA_SCAN_ID_MASK 0x0fff |
| |
| #ifdef FEATURE_WLAN_EXTSCAN |
| /** |
| * enum extscan_report_events_type - extscan report events type |
| * @EXTSCAN_REPORT_EVENTS_BUFFER_FULL: report only when scan history is % full |
| * @EXTSCAN_REPORT_EVENTS_EACH_SCAN: report a scan completion event after scan |
| * @EXTSCAN_REPORT_EVENTS_FULL_RESULTS: forward scan results |
| * (beacons/probe responses + IEs) |
| * in real time to HAL, in addition to completion events. |
| * Note: To keep backward compatibility, |
| * fire completion events regardless of REPORT_EVENTS_EACH_SCAN. |
| * @EXTSCAN_REPORT_EVENTS_NO_BATCH: controls batching, |
| * 0 => batching, 1 => no batching |
| * @EXTSCAN_REPORT_EVENTS_CONTEXT_HUB: forward results to context hub |
| */ |
| enum extscan_report_events_type { |
| EXTSCAN_REPORT_EVENTS_BUFFER_FULL = 0x00, |
| EXTSCAN_REPORT_EVENTS_EACH_SCAN = 0x01, |
| EXTSCAN_REPORT_EVENTS_FULL_RESULTS = 0x02, |
| EXTSCAN_REPORT_EVENTS_NO_BATCH = 0x04, |
| EXTSCAN_REPORT_EVENTS_CONTEXT_HUB = 0x08, |
| }; |
| |
| #define WMA_EXTSCAN_CYCLE_WAKE_LOCK_DURATION WAKELOCK_DURATION_RECOMMENDED |
| |
| /* |
| * Maximum number of entires that could be present in the |
| * WMI_EXTSCAN_HOTLIST_MATCH_EVENT buffer from the firmware |
| */ |
| #define WMA_EXTSCAN_MAX_HOTLIST_ENTRIES 10 |
| #endif |
| |
| /** |
| * wma_is_mcc_24G() - check that if device is in 2.4GHz MCC |
| * @handle: wma handle |
| * |
| * Return: true/false |
| */ |
| static bool wma_is_mcc_24G(WMA_HANDLE handle) |
| { |
| tp_wma_handle wma_handle = (tp_wma_handle) handle; |
| int32_t prev_chan = 0; |
| int32_t i; |
| |
| if (NULL == wma_handle) { |
| WMA_LOGE("%s: wma_handle is NULL", __func__); |
| return false; |
| } |
| for (i = 0; i < wma_handle->max_bssid; i++) { |
| if (wma_handle->interfaces[i].handle && |
| wma_is_vdev_up(i)) { |
| if ((prev_chan != 0 && |
| prev_chan != wma_handle->interfaces[i].mhz) && |
| (wma_handle->interfaces[i].mhz <= |
| CDS_CHAN_14_FREQ)) |
| return true; |
| prev_chan = wma_handle->interfaces[i].mhz; |
| } |
| } |
| return false; |
| } |
| |
| static inline int wma_get_burst_duration(int max_ch_time, int miracast_value) |
| { |
| int burst_duration = 0; |
| |
| if (miracast_value) { |
| /* When miracast is running, burst |
| * duration needs to be minimum to avoid |
| * any stutter or glitch in miracast |
| * during station scan |
| */ |
| if (max_ch_time <= WMA_GO_MIN_ACTIVE_SCAN_BURST_DURATION) |
| burst_duration = max_ch_time; |
| else |
| burst_duration = WMA_GO_MIN_ACTIVE_SCAN_BURST_DURATION; |
| } else { |
| /* If miracast is not running, accommodate max |
| * stations to make the scans faster |
| */ |
| burst_duration = WMA_BURST_SCAN_MAX_NUM_OFFCHANNELS * |
| max_ch_time; |
| if (burst_duration > WMA_GO_MAX_ACTIVE_SCAN_BURST_DURATION) { |
| uint8_t channels = WMA_P2P_SCAN_MAX_BURST_DURATION / |
| max_ch_time; |
| |
| if (channels) |
| burst_duration = channels * max_ch_time; |
| else |
| burst_duration = |
| WMA_GO_MAX_ACTIVE_SCAN_BURST_DURATION; |
| } |
| } |
| return burst_duration; |
| } |
| |
| /** |
| * wma_get_buf_start_scan_cmd() - Fill start scan command |
| * @wma_handle: wma handle |
| * @scan_req: scan request |
| * @cmd: wmi buffer to be filled in |
| * |
| * Fill individual elements of wmi_start_scan_req and TLV for |
| * channel list, bssid, ssid etc. |
| * |
| * Return: QDF status |
| */ |
| QDF_STATUS wma_get_buf_start_scan_cmd(tp_wma_handle wma_handle, |
| tSirScanOffloadReq *scan_req, |
| struct scan_req_params *cmd) |
| { |
| QDF_STATUS qdf_status = QDF_STATUS_E_FAILURE; |
| uint32_t dwell_time; |
| uint8_t SSID_num; |
| int i; |
| tpAniSirGlobal pMac = cds_get_context(QDF_MODULE_ID_PE); |
| |
| if (!pMac) { |
| WMA_LOGP("%s: pMac is NULL!", __func__); |
| return QDF_STATUS_E_FAILURE; |
| } |
| |
| cmd->vdev_id = scan_req->sessionId; |
| /* |
| * host cycles through the lower 12 bits for scan id generation |
| * and prefix 0xA000 to scan id |
| */ |
| if (scan_req->scan_id < WMA_HOST_SCAN_REQID_PREFIX) { |
| WMA_LOGE("Received scan_id 0x%x is wrong", |
| cmd->scan_id); |
| scan_req->scan_id = scan_req->scan_id & WMA_SCAN_ID_MASK; |
| /* Appending the 0xA000 to scan Id*/ |
| cmd->scan_id = scan_req->scan_id | WMA_HOST_SCAN_REQID_PREFIX; |
| } else { |
| cmd->scan_id = scan_req->scan_id; |
| } |
| cmd->scan_priority = WMI_SCAN_PRIORITY_LOW; |
| cmd->scan_req_id = scan_req->scan_requestor_id; |
| |
| if (PREAUTH_REQUESTOR_ID == cmd->scan_req_id) |
| cmd->scan_priority = WMI_SCAN_PRIORITY_VERY_HIGH; |
| |
| /* Set the scan events which the driver is intereseted to receive */ |
| /* TODO: handle all the other flags also */ |
| cmd->scan_events = WMI_SCAN_EVENT_STARTED | |
| WMI_SCAN_EVENT_START_FAILED | |
| WMI_SCAN_EVENT_FOREIGN_CHANNEL | |
| WMI_SCAN_EVENT_COMPLETED | |
| WMI_SCAN_EVENT_DEQUEUED | |
| WMI_SCAN_EVENT_PREEMPTED | |
| WMI_SCAN_EVENT_RESTARTED; |
| |
| cmd->dwell_time_active = scan_req->maxChannelTime; |
| |
| if (scan_req->scanType == eSIR_ACTIVE_SCAN) { |
| /* In Active scan case, the firmware has to do passive scan on |
| * DFS channels So the passive scan duration should be updated |
| * properly so that the duration will be sufficient enough to |
| * receive the beacon from AP |
| */ |
| if (wlan_cfg_get_int(pMac, WNI_CFG_PASSIVE_MAXIMUM_CHANNEL_TIME, |
| &dwell_time) != eSIR_SUCCESS) { |
| WMA_LOGE("Failed to get passive max channel value using default value"); |
| dwell_time = WMA_DWELL_TIME_PASSIVE_DEFAULT; |
| } |
| cmd->dwell_time_passive = dwell_time; |
| } else |
| cmd->dwell_time_passive = scan_req->maxChannelTime; |
| |
| /* Ensure correct number of probes are sent on active channel */ |
| cmd->repeat_probe_time = |
| cmd->dwell_time_active / WMA_SCAN_NPROBES_DEFAULT; |
| |
| WMA_LOGD("Repeat probe time %d", cmd->repeat_probe_time); |
| /* CSR sends min_rest_Time, max_rest_time and idle_time |
| * for staying on home channel to continue data traffic. |
| * Rome fw has facility to monitor the traffic |
| * and move to next channel. Stay on the channel for min_rest_time |
| * and then leave if there is no traffic. |
| */ |
| cmd->min_rest_time = scan_req->min_rest_time; |
| cmd->max_rest_time = scan_req->restTime; |
| |
| /* Check for traffic at idle_time interval after min_rest_time. |
| * Default value is 25 ms to allow full use of max_rest_time |
| * when voice packets are running at 20 ms interval. |
| */ |
| cmd->idle_time = scan_req->idle_time; |
| |
| |
| /* Large timeout value for full scan cycle, 30 seconds */ |
| cmd->max_scan_time = WMA_HW_DEF_SCAN_MAX_DURATION; |
| |
| /* add DS param IE in probe req frame */ |
| cmd->scan_f_add_ds_ie_in_probe = true; |
| |
| /* set flag to get chan stats */ |
| if (pMac->snr_monitor_enabled) |
| cmd->scan_f_chan_stat_evnt = true; |
| |
| /* do not add OFDM rates in 11B mode */ |
| if (scan_req->dot11mode != WNI_CFG_DOT11_MODE_11B) |
| cmd->scan_f_ofdm_rates = true; |
| else |
| WMA_LOGD("OFDM_RATES not included in 11B mode"); |
| |
| if (scan_req->p2pScanType) |
| cmd->adaptive_dwell_time_mode = WMI_DWELL_MODE_STATIC; |
| |
| /* Do not combine multiple channels in a single burst. Come back |
| * to home channel for data traffic after every foreign channel. |
| * By default, prefer throughput performance over scan cycle time. |
| */ |
| cmd->burst_duration = 0; |
| |
| if (!scan_req->p2pScanType) { |
| WMA_LOGD("Normal Scan request"); |
| cmd->scan_f_cck_rates = true; |
| if (!scan_req->numSsid) |
| cmd->scan_f_bcast_probe = true; |
| if (scan_req->scanType == eSIR_PASSIVE_SCAN) |
| cmd->scan_f_passive = true; |
| cmd->scan_f_add_tpc_ie_in_probe = true; |
| cmd->scan_f_filter_prb_req = true; |
| |
| if (pMac->sap.acs_with_more_param) { |
| /* add chan stat info report tag */ |
| if (pMac->sme.currDeviceMode == QDF_SAP_MODE) { |
| cmd->scan_f_chan_stat_evnt = true; |
| WMA_LOGD("set ACS ctrl BIT"); |
| } |
| } |
| |
| /* |
| * Decide burst_duration and dwell_time_active based on |
| * what type of devices are active. |
| */ |
| do { |
| if (wma_is_sap_active(wma_handle) && |
| wma_is_p2p_go_active(wma_handle) && |
| wma_is_sta_active(wma_handle)) { |
| if (scan_req->maxChannelTime <= |
| WMA_3PORT_CONC_SCAN_MAX_BURST_DURATION) |
| cmd->burst_duration = |
| scan_req->maxChannelTime; |
| else |
| cmd->burst_duration = |
| WMA_3PORT_CONC_SCAN_MAX_BURST_DURATION; |
| break; |
| } |
| if (wma_handle->miracast_value && |
| wma_is_mcc_24G(wma_handle)) { |
| cmd->max_rest_time = |
| pMac->f_sta_miracast_mcc_rest_time_val; |
| } |
| if (wma_is_p2p_go_active(wma_handle)) { |
| /* Background scan while GO is sending beacons. |
| * Every off-channel transition has overhead of |
| * 2 beacon intervals for NOA. Maximize number |
| * of channels in every transition by using |
| * burst scan. |
| */ |
| cmd->burst_duration = |
| wma_get_burst_duration( |
| scan_req->maxChannelTime, |
| wma_handle->miracast_value); |
| |
| break; |
| } |
| if (wma_is_sta_active(wma_handle) || |
| wma_is_p2p_cli_active(wma_handle)) { |
| if (scan_req->burst_scan_duration) |
| cmd->burst_duration = |
| scan_req->burst_scan_duration; |
| else |
| /* Typical background scan. |
| * Disable burst scan for now. |
| */ |
| cmd->burst_duration = 0; |
| break; |
| } |
| if (wma_is_ndi_active(wma_handle)) { |
| cmd->burst_duration = wma_get_burst_duration( |
| scan_req->maxChannelTime, |
| wma_handle->miracast_value); |
| WMA_LOGD("NDI Active, Burst duration: %x", |
| cmd->burst_duration); |
| break; |
| } |
| } while (0); |
| |
| } else { |
| WMA_LOGD("P2P Scan"); |
| switch (scan_req->p2pScanType) { |
| case P2P_SCAN_TYPE_LISTEN: |
| WMA_LOGD("P2P_SCAN_TYPE_LISTEN"); |
| cmd->scan_f_passive = true; |
| cmd->scan_events |= |
| WMI_SCAN_EVENT_FOREIGN_CHANNEL; |
| cmd->repeat_probe_time = 0; |
| cmd->scan_priority = WMI_SCAN_PRIORITY_HIGH; |
| break; |
| case P2P_SCAN_TYPE_SEARCH: |
| WMA_LOGD("P2P_SCAN_TYPE_SEARCH"); |
| cmd->scan_f_filter_prb_req = true; |
| /* Default P2P burst duration of 120 ms will cover |
| * 3 channels with default max dwell time 40 ms. |
| * Cap limit will be set by |
| * WMA_P2P_SCAN_MAX_BURST_DURATION. Burst duration |
| * should be such that no channel is scanned less |
| * than the dwell time in normal scenarios. |
| */ |
| if (scan_req->channelList.numChannels == |
| P2P_SOCIAL_CHANNELS |
| && (!(wma_handle->miracast_value))) |
| cmd->repeat_probe_time = |
| scan_req->maxChannelTime / 5; |
| else |
| cmd->repeat_probe_time = |
| scan_req->maxChannelTime / 3; |
| |
| cmd->burst_duration = |
| WMA_BURST_SCAN_MAX_NUM_OFFCHANNELS * |
| scan_req->maxChannelTime; |
| if (cmd->burst_duration > |
| WMA_P2P_SCAN_MAX_BURST_DURATION) { |
| uint8_t channels = |
| WMA_P2P_SCAN_MAX_BURST_DURATION / |
| scan_req->maxChannelTime; |
| if (channels) |
| cmd->burst_duration = |
| channels * scan_req->maxChannelTime; |
| else |
| cmd->burst_duration = |
| WMA_P2P_SCAN_MAX_BURST_DURATION; |
| } |
| cmd->scan_priority = WMI_SCAN_PRIORITY_MEDIUM; |
| break; |
| default: |
| WMA_LOGE("Invalid scan type"); |
| goto error; |
| } |
| } |
| |
| if (wma_is_sap_active(wma_handle)) { |
| /* P2P/STA scan while SoftAP is sending beacons. |
| * Max duration of CTS2self is 32 ms, which limits the |
| * dwell time. If DBS is supported and if SAP is on 2G channel |
| * then keep passive dwell time default. |
| */ |
| cmd->dwell_time_active = |
| QDF_MIN(scan_req->maxChannelTime, |
| (WMA_CTS_DURATION_MS_MAX - |
| WMA_ROAM_SCAN_CHANNEL_SWITCH_TIME)); |
| if (!policy_mgr_is_hw_dbs_capable(wma_handle->psoc) || |
| (policy_mgr_is_hw_dbs_capable(wma_handle->psoc) && |
| WLAN_REG_IS_5GHZ_CH( |
| policy_mgr_get_channel(wma_handle->psoc, |
| PM_SAP_MODE, NULL)))) { |
| cmd->dwell_time_passive = cmd->dwell_time_active; |
| } |
| cmd->burst_duration = 0; |
| if (wlan_reg_is_dfs_ch(wma_handle->pdev, |
| policy_mgr_get_channel(wma_handle->psoc, |
| PM_SAP_MODE, NULL))) |
| cmd->burst_duration = |
| WMA_BURST_SCAN_MAX_NUM_OFFCHANNELS * |
| scan_req->maxChannelTime; |
| WMA_LOGI("SAP: burst_duration: %d", cmd->burst_duration); |
| } |
| |
| cmd->n_probes = (cmd->repeat_probe_time > 0) ? |
| cmd->dwell_time_active / cmd->repeat_probe_time : 0; |
| |
| WMA_LOGD("Num Probes in each ch scan %d", cmd->n_probes); |
| if (scan_req->channelList.numChannels) { |
| cmd->chan_list.num_chan = scan_req->channelList.numChannels; |
| for (i = 0; i < scan_req->channelList.numChannels; ++i) { |
| cmd->chan_list.chan[i].freq = |
| cds_chan_to_freq(scan_req->channelList. |
| channelNumber[i]); |
| } |
| } |
| |
| if (scan_req->numSsid > SIR_SCAN_MAX_NUM_SSID) { |
| WMA_LOGE("Invalid value for numSsid"); |
| goto error; |
| } |
| |
| cmd->num_ssids = scan_req->numSsid; |
| |
| if (scan_req->numSsid) { |
| for (i = 0; i < scan_req->numSsid; ++i) { |
| cmd->ssid[i].length = scan_req->ssId[i].length; |
| qdf_mem_copy(cmd->ssid[i].ssid, |
| scan_req->ssId[i].ssId, |
| scan_req->ssId[i].length); |
| } |
| } |
| |
| if (!scan_req->p2pScanType) { |
| if (wma_is_sap_active(wma_handle)) { |
| SSID_num = cmd->num_ssids * cmd->num_bssid; |
| cmd->repeat_probe_time = probe_time_dwell_time_map[ |
| QDF_MIN(SSID_num, |
| WMA_DWELL_TIME_PROBE_TIME_MAP_SIZE |
| - 1)].probe_time; |
| cmd->n_probes = (cmd->repeat_probe_time > 0) ? |
| cmd->dwell_time_active/ |
| cmd->repeat_probe_time : 0; |
| } |
| } |
| WMA_LOGD("Scan Type 0x%x, Active dwell time %u, Passive dwell time %u", |
| scan_req->scanType, cmd->dwell_time_active, |
| cmd->dwell_time_passive); |
| WMA_LOGD("Scan repeat_probe_time %u n_probes %u num_ssids %u num_bssid %u", |
| cmd->repeat_probe_time, cmd->n_probes, cmd->num_ssids, |
| cmd->num_bssid); |
| |
| cmd->num_bssid = 1; |
| qdf_mem_copy(cmd->bssid_list, scan_req->bssId.bytes, QDF_MAC_ADDR_SIZE); |
| cmd->extraie.len = scan_req->uIEFieldLen; |
| cmd->extraie.ptr = (uint8_t *) scan_req + |
| (scan_req->uIEFieldOffset); |
| return QDF_STATUS_SUCCESS; |
| |
| error: |
| return qdf_status; |
| } |
| |
| /** |
| * wma_start_scan() - start scan command |
| * @wma_handle: wma handle |
| * @scan_req: scan request params |
| * @msg_type: message time |
| * |
| * Send start scan command to fw. |
| * |
| * Return: QDF status |
| */ |
| QDF_STATUS wma_start_scan(tp_wma_handle wma_handle, |
| tSirScanOffloadReq *scan_req, uint16_t msg_type) |
| { |
| uint32_t vdev_id, scan_id; |
| QDF_STATUS qdf_status = QDF_STATUS_SUCCESS; |
| struct scan_req_params cmd = {0}; |
| tSirScanOffloadEvent *scan_event; |
| |
| if (scan_req->sessionId >= wma_handle->max_bssid) { |
| WMA_LOGE("%s: Invalid vdev_id %d, msg_type : 0x%x", __func__, |
| scan_req->sessionId, msg_type); |
| goto error1; |
| } |
| |
| /* Sanity check to find whether vdev id active or not */ |
| if (msg_type != WMA_START_SCAN_OFFLOAD_REQ && |
| !wma_handle->interfaces[scan_req->sessionId].handle) { |
| WMA_LOGA("vdev id [%d] is not active", scan_req->sessionId); |
| goto error1; |
| } |
| |
| /* Fill individual elements of wmi_start_scan_req and |
| * TLV for channel list, bssid, ssid etc ... |
| */ |
| qdf_status = wma_get_buf_start_scan_cmd(wma_handle, scan_req, |
| &cmd); |
| if (qdf_status != QDF_STATUS_SUCCESS) { |
| WMA_LOGE("Failed to get buffer for start scan cmd"); |
| goto error1; |
| } |
| |
| WMA_LOGI("scan_id 0x%x, vdev_id %d, p2pScanType %d, msg_type 0x%x", |
| cmd.scan_id, cmd.vdev_id, scan_req->p2pScanType, msg_type); |
| |
| /* |
| * Cache vdev_id and scan_id because cmd is freed after calling |
| * wmi_unified_cmd_send cmd. WMI internally frees cmd buffer after |
| * getting TX complete from CE |
| */ |
| vdev_id = cmd.vdev_id; |
| scan_id = cmd.scan_id; |
| WMA_LOGD("ActiveDwell %d, PassiveDwell %d, ScanFlags 0x%x NumChan %d", |
| cmd.dwell_time_active, cmd.dwell_time_passive, |
| cmd.scan_flags, cmd.chan_list.num_chan); |
| |
| /* Call the wmi api to request the scan */ |
| qdf_status = wmi_unified_scan_start_cmd_send(wma_handle->wmi_handle, |
| &cmd); |
| if (QDF_IS_STATUS_ERROR(qdf_status)) { |
| WMA_LOGE("wmi_unified_cmd_send returned Error %d", qdf_status); |
| goto error1; |
| } |
| |
| WMA_LOGD("WMA --> WMI_START_SCAN_CMDID"); |
| |
| return QDF_STATUS_SUCCESS; |
| |
| error1: |
| |
| /* Send completion event for only for start scan request */ |
| if (msg_type == WMA_START_SCAN_OFFLOAD_REQ) { |
| scan_event = |
| (tSirScanOffloadEvent *) |
| qdf_mem_malloc(sizeof(tSirScanOffloadEvent)); |
| if (!scan_event) { |
| WMA_LOGP("%s: Failed to allocate memory for scan rsp", |
| __func__); |
| return QDF_STATUS_E_NOMEM; |
| } |
| memset(scan_event, 0x00, sizeof(*scan_event)); |
| scan_event->event = WMI_SCAN_EVENT_COMPLETED; |
| scan_event->reasonCode = eSIR_SME_SCAN_FAILED; |
| scan_event->sessionId = scan_req->sessionId; |
| scan_event->p2pScanType = scan_req->p2pScanType; |
| scan_event->scanId = scan_req->scan_id; |
| scan_event->requestor = scan_req->scan_requestor_id; |
| wma_send_msg(wma_handle, WMA_RX_SCAN_EVENT, (void *)scan_event, |
| 0); |
| } |
| |
| return qdf_status; |
| } |
| |
| /** |
| * wma_stop_scan() - stop scan command |
| * @wma_handle: wma handle |
| * @abort_scan_req: abort scan params |
| * |
| * Send stop scan command to fw. |
| * |
| * Return: QDF status |
| */ |
| QDF_STATUS wma_stop_scan(tp_wma_handle wma_handle, |
| tAbortScanParams *abort_scan_req) |
| { |
| QDF_STATUS qdf_status; |
| struct scan_cancel_param scan_param = {0}; |
| |
| scan_param.vdev_id = abort_scan_req->SessionId; |
| scan_param.requester = abort_scan_req->scan_requestor_id; |
| scan_param.scan_id = abort_scan_req->scan_id; |
| /* stop the scan with the corresponding scan_id */ |
| scan_param.req_type = WLAN_SCAN_CANCEL_SINGLE; |
| qdf_status = wmi_unified_scan_stop_cmd_send(wma_handle->wmi_handle, |
| &scan_param); |
| /* Call the wmi api to request the scan */ |
| if (QDF_IS_STATUS_ERROR(qdf_status)) { |
| WMA_LOGE("wmi_unified_cmd_send WMI_STOP_SCAN_CMDID returned Error %d", |
| qdf_status); |
| goto error; |
| } |
| WMA_LOGI("scan_id 0x%x, scan_requestor_id 0x%x, vdev_id %d", |
| abort_scan_req->scan_id, |
| abort_scan_req->scan_requestor_id, |
| abort_scan_req->SessionId); |
| WMA_LOGI("WMA --> WMI_STOP_SCAN_CMDID"); |
| |
| return QDF_STATUS_SUCCESS; |
| |
| error: |
| return qdf_status; |
| } |
| |
| /** |
| * wma_update_channel_list() - update channel list |
| * @handle: wma handle |
| * @chan_list: channel list |
| * |
| * Function is used to update the support channel list in fw. |
| * |
| * Return: QDF status |
| */ |
| QDF_STATUS wma_update_channel_list(WMA_HANDLE handle, |
| tSirUpdateChanList *chan_list) |
| { |
| tp_wma_handle wma_handle = (tp_wma_handle) handle; |
| QDF_STATUS qdf_status = QDF_STATUS_SUCCESS; |
| int i; |
| struct scan_chan_list_params scan_ch_param = {0}; |
| wmi_channel_param *tchan_info; |
| |
| scan_ch_param.chan_info = qdf_mem_malloc(sizeof(wmi_channel) * |
| chan_list->numChan); |
| if (NULL == scan_ch_param.chan_info) { |
| WMA_LOGE("%s: Failed to allocate channel info", __func__); |
| return QDF_STATUS_E_NOMEM; |
| } |
| qdf_mem_zero(scan_ch_param.chan_info, sizeof(wmi_channel) * |
| chan_list->numChan); |
| WMA_LOGD("no of channels = %d", chan_list->numChan); |
| tchan_info = scan_ch_param.chan_info; |
| scan_ch_param.num_scan_chans = chan_list->numChan; |
| wma_handle->saved_chan.num_channels = chan_list->numChan; |
| WMA_LOGD("ht %d, vht %d, vht_24 %d", chan_list->ht_en, |
| chan_list->vht_en, chan_list->vht_24_en); |
| |
| for (i = 0; i < chan_list->numChan; ++i) { |
| tchan_info->mhz = |
| cds_chan_to_freq(chan_list->chanParam[i].chanId); |
| tchan_info->band_center_freq1 = |
| tchan_info->mhz; |
| tchan_info->band_center_freq2 = 0; |
| wma_handle->saved_chan.channel_list[i] = |
| chan_list->chanParam[i].chanId; |
| |
| WMA_LOGD("chan[%d] = freq:%u chan:%d DFS:%d tx power:%d", |
| i, tchan_info->mhz, |
| chan_list->chanParam[i].chanId, |
| chan_list->chanParam[i].dfsSet, |
| chan_list->chanParam[i].pwr); |
| |
| if (chan_list->chanParam[i].dfsSet) { |
| WMI_SET_CHANNEL_FLAG(tchan_info, |
| WMI_CHAN_FLAG_PASSIVE); |
| WMI_SET_CHANNEL_FLAG(tchan_info, |
| WMI_CHAN_FLAG_DFS); |
| } |
| |
| if (tchan_info->mhz < WMA_2_4_GHZ_MAX_FREQ) { |
| WMI_SET_CHANNEL_MODE(tchan_info, MODE_11G); |
| if (chan_list->vht_en && chan_list->vht_24_en) |
| WMI_SET_CHANNEL_FLAG(tchan_info, |
| WMI_CHAN_FLAG_ALLOW_VHT); |
| } else { |
| WMI_SET_CHANNEL_MODE(tchan_info, MODE_11A); |
| if (chan_list->vht_en) |
| WMI_SET_CHANNEL_FLAG(tchan_info, |
| WMI_CHAN_FLAG_ALLOW_VHT); |
| } |
| |
| if (chan_list->ht_en) |
| WMI_SET_CHANNEL_FLAG(tchan_info, |
| WMI_CHAN_FLAG_ALLOW_HT); |
| |
| if (chan_list->chanParam[i].half_rate) |
| WMI_SET_CHANNEL_FLAG(tchan_info, |
| WMI_CHAN_FLAG_HALF_RATE); |
| else if (chan_list->chanParam[i].quarter_rate) |
| WMI_SET_CHANNEL_FLAG(tchan_info, |
| WMI_CHAN_FLAG_QUARTER_RATE); |
| |
| WMI_SET_CHANNEL_MAX_TX_POWER(tchan_info, |
| chan_list->chanParam[i].pwr); |
| |
| WMI_SET_CHANNEL_REG_POWER(tchan_info, |
| chan_list->chanParam[i].pwr); |
| tchan_info++; |
| } |
| |
| qdf_status = wmi_unified_scan_chan_list_cmd_send(wma_handle->wmi_handle, |
| &scan_ch_param); |
| |
| if (QDF_IS_STATUS_ERROR(qdf_status)) |
| WMA_LOGE("Failed to send WMI_SCAN_CHAN_LIST_CMDID"); |
| |
| qdf_mem_free(scan_ch_param.chan_info); |
| |
| return qdf_status; |
| } |
| |
| QDF_STATUS wma_roam_scan_mawc_params(tp_wma_handle wma_handle, |
| tSirRoamOffloadScanReq *roam_req) |
| { |
| struct wmi_mawc_roam_params *params; |
| QDF_STATUS status; |
| |
| if (!roam_req) { |
| WMA_LOGE("No MAWC parameters to send"); |
| return QDF_STATUS_E_INVAL; |
| } |
| params = qdf_mem_malloc(sizeof(*params)); |
| if (!params) { |
| WMA_LOGE("No memory allocated for MAWC roam params"); |
| return QDF_STATUS_E_NOMEM; |
| } |
| params->vdev_id = roam_req->sessionId; |
| params->enable = roam_req->mawc_roam_params.mawc_enabled && |
| roam_req->mawc_roam_params.mawc_roam_enabled; |
| params->traffic_load_threshold = |
| roam_req->mawc_roam_params.mawc_roam_traffic_threshold; |
| params->best_ap_rssi_threshold = |
| roam_req->mawc_roam_params.mawc_roam_ap_rssi_threshold - |
| WMA_NOISE_FLOOR_DBM_DEFAULT; |
| params->rssi_stationary_high_adjust = |
| roam_req->mawc_roam_params.mawc_roam_rssi_high_adjust; |
| params->rssi_stationary_low_adjust = |
| roam_req->mawc_roam_params.mawc_roam_rssi_low_adjust; |
| status = wmi_unified_roam_mawc_params_cmd( |
| wma_handle->wmi_handle, params); |
| qdf_mem_free(params); |
| |
| return status; |
| } |
| #ifdef WLAN_FEATURE_FILS_SK |
| /** |
| * wma_roam_scan_fill_fils_params() - API to fill FILS params in RSO command |
| * @wma_handle: WMA handle |
| * @params: Pointer to destination RSO params to be filled |
| * @roam_req: Pointer to RSO params from CSR |
| * |
| * Return: None |
| */ |
| static void wma_roam_scan_fill_fils_params(tp_wma_handle wma_handle, |
| struct roam_offload_scan_params |
| *params, tSirRoamOffloadScanReq |
| *roam_req) |
| { |
| struct roam_fils_params *dst_fils_params, *src_fils_params; |
| |
| if (!params || !roam_req || !roam_req->is_fils_connection) { |
| WMA_LOGE("wma_roam_scan_fill_fils_params- NULL"); |
| return; |
| } |
| |
| src_fils_params = &roam_req->roam_fils_params; |
| dst_fils_params = ¶ms->roam_fils_params; |
| |
| params->add_fils_tlv = true; |
| |
| dst_fils_params->username_length = src_fils_params->username_length; |
| qdf_mem_copy(dst_fils_params->username, src_fils_params->username, |
| dst_fils_params->username_length); |
| |
| dst_fils_params->next_erp_seq_num = src_fils_params->next_erp_seq_num; |
| dst_fils_params->rrk_length = src_fils_params->rrk_length; |
| qdf_mem_copy(dst_fils_params->rrk, src_fils_params->rrk, |
| dst_fils_params->rrk_length); |
| |
| dst_fils_params->rik_length = src_fils_params->rik_length; |
| qdf_mem_copy(dst_fils_params->rik, src_fils_params->rik, |
| dst_fils_params->rik_length); |
| |
| dst_fils_params->realm_len = src_fils_params->realm_len; |
| qdf_mem_copy(dst_fils_params->realm, src_fils_params->realm, |
| dst_fils_params->realm_len); |
| } |
| #else |
| static inline void wma_roam_scan_fill_fils_params( |
| tp_wma_handle wma_handle, |
| struct roam_offload_scan_params *params, |
| tSirRoamOffloadScanReq *roam_req) |
| |
| { } |
| #endif |
| |
| /** |
| * wma_roam_scan_offload_mode() - send roam scan mode request to fw |
| * @wma_handle: wma handle |
| * @scan_cmd_fp: start scan command ptr |
| * @roam_req: roam request param |
| * @mode: mode |
| * @vdev_id: vdev id |
| * |
| * send WMI_ROAM_SCAN_MODE TLV to firmware. It has a piggyback |
| * of WMI_ROAM_SCAN_MODE. |
| * |
| * Return: QDF status |
| */ |
| QDF_STATUS wma_roam_scan_offload_mode(tp_wma_handle wma_handle, |
| wmi_start_scan_cmd_fixed_param * |
| scan_cmd_fp, |
| tSirRoamOffloadScanReq *roam_req, |
| uint32_t mode, uint32_t vdev_id) |
| { |
| QDF_STATUS status = QDF_STATUS_SUCCESS; |
| struct roam_offload_scan_params *params = |
| qdf_mem_malloc(sizeof(*params)); |
| |
| if (!params) { |
| WMA_LOGE("%s: Failed to allocate scan params", __func__); |
| return QDF_STATUS_E_NOMEM; |
| } |
| #ifdef WLAN_FEATURE_ROAM_OFFLOAD |
| params->auth_mode = WMI_AUTH_NONE; |
| if (roam_req) |
| params->auth_mode = e_csr_auth_type_to_rsn_authmode |
| (roam_req->ConnectedNetwork.authentication, |
| roam_req->ConnectedNetwork.encryption); |
| WMA_LOGD("%s : auth mode = %d", __func__, params->auth_mode); |
| #endif /* WLAN_FEATURE_ROAM_OFFLOAD */ |
| |
| params->is_roam_req_valid = 0; |
| params->mode = mode; |
| params->vdev_id = vdev_id; |
| if (roam_req) { |
| params->is_roam_req_valid = 1; |
| #ifdef WLAN_FEATURE_ROAM_OFFLOAD |
| params->roam_offload_enabled = roam_req->RoamOffloadEnabled; |
| params->prefer_5ghz = roam_req->Prefer5GHz; |
| params->roam_rssi_cat_gap = roam_req->RoamRssiCatGap; |
| params->select_5ghz_margin = roam_req->Select5GHzMargin; |
| params->reassoc_failure_timeout = |
| roam_req->ReassocFailureTimeout; |
| params->rokh_id_length = roam_req->R0KH_ID_Length; |
| qdf_mem_copy(params->rokh_id, roam_req->R0KH_ID, |
| WMI_ROAM_R0KH_ID_MAX_LEN); |
| qdf_mem_copy(params->krk, roam_req->KRK, WMI_KRK_KEY_LEN); |
| qdf_mem_copy(params->btk, roam_req->BTK, WMI_BTK_KEY_LEN); |
| qdf_mem_copy(params->psk_pmk, roam_req->PSK_PMK, |
| WMI_ROAM_SCAN_PSK_SIZE); |
| params->pmk_len = roam_req->pmk_len; |
| params->roam_key_mgmt_offload_enabled = |
| roam_req->RoamKeyMgmtOffloadEnabled; |
| wma_roam_scan_fill_self_caps(wma_handle, |
| ¶ms->roam_offload_params, roam_req); |
| params->fw_okc = roam_req->pmkid_modes.fw_okc; |
| params->fw_pmksa_cache = roam_req->pmkid_modes.fw_pmksa_cache; |
| #endif |
| params->is_ese_assoc = roam_req->IsESEAssoc; |
| params->mdid.mdie_present = roam_req->MDID.mdiePresent; |
| params->mdid.mobility_domain = roam_req->MDID.mobilityDomain; |
| params->assoc_ie_length = roam_req->assoc_ie.length; |
| qdf_mem_copy(params->assoc_ie, roam_req->assoc_ie.addIEdata, |
| roam_req->assoc_ie.length); |
| |
| wma_roam_scan_fill_fils_params(wma_handle, params, roam_req); |
| } |
| |
| WMA_LOGD(FL("qos_caps: %d, qos_enabled: %d, roam_scan_mode: %d"), |
| params->roam_offload_params.qos_caps, |
| params->roam_offload_params.qos_enabled, |
| params->mode); |
| |
| status = wmi_unified_roam_scan_offload_mode_cmd(wma_handle->wmi_handle, |
| scan_cmd_fp, params); |
| if (QDF_IS_STATUS_ERROR(status)) |
| return status; |
| |
| WMA_LOGD("%s: WMA --> WMI_ROAM_SCAN_MODE", __func__); |
| qdf_mem_free(params); |
| return status; |
| } |
| |
| /** |
| * wma_roam_scan_offload_rssi_threshold() - set scan offload rssi threashold |
| * @wma_handle: wma handle |
| * @roam_req: Roaming request buffer |
| * |
| * Send WMI_ROAM_SCAN_RSSI_THRESHOLD TLV to firmware |
| * |
| * Return: QDF status |
| */ |
| QDF_STATUS wma_roam_scan_offload_rssi_thresh(tp_wma_handle wma_handle, |
| tSirRoamOffloadScanReq *roam_req) |
| { |
| struct roam_offload_scan_rssi_params params = {0}; |
| QDF_STATUS status = QDF_STATUS_SUCCESS; |
| int rssi_thresh, rssi_thresh_diff; |
| struct roam_ext_params *roam_params; |
| int32_t good_rssi_threshold; |
| uint32_t hirssi_scan_max_count; |
| uint32_t hirssi_scan_delta; |
| int32_t hirssi_upper_bound; |
| |
| /* Send rssi threshold */ |
| roam_params = &roam_req->roam_params; |
| rssi_thresh = roam_req->LookupThreshold - WMA_NOISE_FLOOR_DBM_DEFAULT; |
| rssi_thresh_diff = roam_req->OpportunisticScanThresholdDiff; |
| hirssi_scan_max_count = roam_req->hi_rssi_scan_max_count; |
| hirssi_scan_delta = roam_req->hi_rssi_scan_rssi_delta; |
| hirssi_upper_bound = roam_req->hi_rssi_scan_rssi_ub - |
| WMA_NOISE_FLOOR_DBM_DEFAULT; |
| |
| /* fill in threshold values */ |
| params.session_id = roam_req->sessionId; |
| params.rssi_thresh = rssi_thresh & 0x000000ff; |
| params.rssi_thresh_diff = rssi_thresh_diff & 0x000000ff; |
| params.hi_rssi_scan_max_count = hirssi_scan_max_count; |
| params.hi_rssi_scan_rssi_delta = hirssi_scan_delta; |
| params.hi_rssi_scan_rssi_ub = hirssi_upper_bound & 0x00000ff; |
| params.raise_rssi_thresh_5g = roam_params->raise_rssi_thresh_5g; |
| params.dense_rssi_thresh_offset = |
| roam_params->dense_rssi_thresh_offset; |
| params.dense_min_aps_cnt = roam_params->dense_min_aps_cnt; |
| params.traffic_threshold = |
| roam_params->traffic_threshold; |
| params.initial_dense_status = roam_params->initial_dense_status; |
| params.bg_scan_bad_rssi_thresh = roam_params->bg_scan_bad_rssi_thresh - |
| WMA_NOISE_FLOOR_DBM_DEFAULT; |
| params.bg_scan_client_bitmap = roam_params->bg_scan_client_bitmap; |
| params.roam_bad_rssi_thresh_offset_2g = |
| roam_params->roam_bad_rssi_thresh_offset_2g; |
| if (params.roam_bad_rssi_thresh_offset_2g) |
| params.flags |= WMI_ROAM_BG_SCAN_FLAGS_2G_TO_5G_ONLY; |
| |
| /* |
| * The current Noise floor in firmware is -96dBm. Penalty/Boost |
| * threshold is applied on a weaker signal to make it even more weaker. |
| * So, there is a chance that the user may configure a very low |
| * Penalty/Boost threshold beyond the noise floor. If that is the case, |
| * then suppress the penalty/boost threshold to the noise floor. |
| */ |
| if (roam_params->raise_rssi_thresh_5g < WMA_NOISE_FLOOR_DBM_DEFAULT) |
| params.penalty_threshold_5g = 0; |
| else |
| params.boost_threshold_5g = |
| (roam_params->raise_rssi_thresh_5g - |
| WMA_NOISE_FLOOR_DBM_DEFAULT) & 0x000000ff; |
| if (roam_params->drop_rssi_thresh_5g < WMA_NOISE_FLOOR_DBM_DEFAULT) |
| params.penalty_threshold_5g = 0; |
| else |
| params.penalty_threshold_5g = |
| (roam_params->drop_rssi_thresh_5g - |
| WMA_NOISE_FLOOR_DBM_DEFAULT) & 0x000000ff; |
| params.raise_factor_5g = roam_params->raise_factor_5g; |
| params.drop_factor_5g = roam_params->drop_factor_5g; |
| params.max_raise_rssi_5g = roam_params->max_raise_rssi_5g; |
| params.max_drop_rssi_5g = roam_params->max_drop_rssi_5g; |
| |
| if (roam_params->good_rssi_roam) |
| good_rssi_threshold = WMA_NOISE_FLOOR_DBM_DEFAULT; |
| else |
| good_rssi_threshold = 0; |
| params.good_rssi_threshold = |
| (good_rssi_threshold - WMA_NOISE_FLOOR_DBM_DEFAULT) & 0x000000ff; |
| |
| WMA_LOGD("WMA --> good_rssi_threshold=%d", |
| params.good_rssi_threshold); |
| |
| if (roam_req->early_stop_scan_enable) { |
| params.roam_earlystop_thres_min = |
| roam_req->early_stop_scan_min_threshold - |
| WMA_NOISE_FLOOR_DBM_DEFAULT; |
| params.roam_earlystop_thres_max = |
| roam_req->early_stop_scan_max_threshold - |
| WMA_NOISE_FLOOR_DBM_DEFAULT; |
| } else { |
| params.roam_earlystop_thres_min = 0; |
| params.roam_earlystop_thres_max = 0; |
| } |
| params.rssi_thresh_offset_5g = |
| roam_req->rssi_thresh_offset_5g; |
| |
| WMA_LOGD("early_stop_thresholds en=%d, min=%d, max=%d", |
| roam_req->early_stop_scan_enable, |
| params.roam_earlystop_thres_min, |
| params.roam_earlystop_thres_max); |
| WMA_LOGD("rssi_thresh_offset_5g = %d", params.rssi_thresh_offset_5g); |
| |
| status = wmi_unified_roam_scan_offload_rssi_thresh_cmd( |
| wma_handle->wmi_handle, ¶ms); |
| if (QDF_IS_STATUS_ERROR(status)) { |
| WMA_LOGE("roam_scan_offload_rssi_thresh_cmd failed %d", status); |
| return status; |
| } |
| |
| WMA_LOGD(FL("roam_scan_rssi_thresh=%d, roam_rssi_thresh_diff=%d"), |
| rssi_thresh, rssi_thresh_diff); |
| WMA_LOGD( |
| FL("hirssi_scan max_count=%d, delta=%d, hirssi_upper_bound=%d"), |
| hirssi_scan_max_count, hirssi_scan_delta, hirssi_upper_bound); |
| WMA_LOGD( |
| FL("dense_rssi_thresh_offset=%d, dense_min_aps_cnt=%d, traffic_threshold=%d initial_dense_status=%d"), |
| roam_params->dense_rssi_thresh_offset, |
| roam_params->dense_min_aps_cnt, |
| roam_params->traffic_threshold, |
| roam_params->initial_dense_status); |
| WMA_LOGD(FL("BG Scan Bad RSSI:%d, bitmap:0x%x Offset for 2G to 5G Roam:%d"), |
| roam_params->bg_scan_bad_rssi_thresh, |
| roam_params->bg_scan_client_bitmap, |
| roam_params->roam_bad_rssi_thresh_offset_2g); |
| return status; |
| } |
| |
| /** |
| * wma_roam_scan_offload_scan_period() - set roam offload scan period |
| * @wma_handle: wma handle |
| * @scan_period: scan period |
| * @scan_age: scan age |
| * @vdev_id: vdev id |
| * |
| * Send WMI_ROAM_SCAN_PERIOD parameters to fw. |
| * |
| * Return: QDF status |
| */ |
| QDF_STATUS wma_roam_scan_offload_scan_period(tp_wma_handle wma_handle, |
| uint32_t scan_period, |
| uint32_t scan_age, |
| uint32_t vdev_id) |
| { |
| return wmi_unified_roam_scan_offload_scan_period(wma_handle->wmi_handle, |
| scan_period, scan_age, vdev_id); |
| } |
| |
| /** |
| * wma_roam_scan_offload_rssi_change() - set roam offload RSSI change threshold |
| * @wma_handle: wma handle |
| * @rssi_change_thresh: RSSI Change threshold |
| * @bcn_rssi_weight: beacon RSSI weight |
| * @vdev_id: vdev id |
| * |
| * Send WMI_ROAM_SCAN_RSSI_CHANGE_THRESHOLD parameters to fw. |
| * |
| * Return: QDF status |
| */ |
| QDF_STATUS wma_roam_scan_offload_rssi_change(tp_wma_handle wma_handle, |
| uint32_t vdev_id, |
| int32_t rssi_change_thresh, |
| uint32_t bcn_rssi_weight, |
| uint32_t hirssi_delay_btw_scans) |
| { |
| int status; |
| |
| status = wmi_unified_roam_scan_offload_rssi_change_cmd( |
| wma_handle->wmi_handle, |
| vdev_id, rssi_change_thresh, |
| bcn_rssi_weight, hirssi_delay_btw_scans); |
| if (status != EOK) |
| return QDF_STATUS_E_FAILURE; |
| |
| |
| return QDF_STATUS_SUCCESS; |
| } |
| |
| /** |
| * wma_roam_scan_offload_chan_list() - set roam offload channel list |
| * @wma_handle: wma handle |
| * @chan_count: channel count |
| * @chan_list: channel list |
| * @list_type: list type |
| * @vdev_id: vdev id |
| * |
| * Set roam offload channel list. |
| * |
| * Return: QDF status |
| */ |
| QDF_STATUS wma_roam_scan_offload_chan_list(tp_wma_handle wma_handle, |
| uint8_t chan_count, |
| uint8_t *chan_list, |
| uint8_t list_type, uint32_t vdev_id) |
| { |
| QDF_STATUS status; |
| int i; |
| uint32_t *chan_list_mhz; |
| |
| if (chan_count == 0) { |
| WMA_LOGD("%s : invalid number of channels %d", __func__, |
| chan_count); |
| return QDF_STATUS_E_EMPTY; |
| } |
| chan_list_mhz = qdf_mem_malloc(chan_count * sizeof(*chan_list_mhz)); |
| if (chan_list_mhz == NULL) { |
| WMA_LOGE("%s : Memory allocation failed", __func__); |
| return QDF_STATUS_E_NOMEM; |
| } |
| |
| for (i = 0; ((i < chan_count) && |
| (i < SIR_ROAM_MAX_CHANNELS)); i++) { |
| chan_list_mhz[i] = cds_chan_to_freq(chan_list[i]); |
| WMA_LOGD("%d,", chan_list_mhz[i]); |
| } |
| |
| status = wmi_unified_roam_scan_offload_chan_list_cmd( |
| wma_handle->wmi_handle, |
| chan_count, chan_list_mhz, |
| list_type, vdev_id); |
| qdf_mem_free(chan_list_mhz); |
| |
| return status; |
| } |
| |
| /** |
| * e_csr_auth_type_to_rsn_authmode() - map csr auth type to rsn authmode |
| * @authtype: CSR authtype |
| * @encr: CSR Encryption |
| * |
| * Map CSR's authentication type into RSN auth mode used by firmware |
| * |
| * Return: WMI RSN auth mode |
| */ |
| A_UINT32 e_csr_auth_type_to_rsn_authmode(eCsrAuthType authtype, |
| eCsrEncryptionType encr) |
| { |
| switch (authtype) { |
| case eCSR_AUTH_TYPE_OPEN_SYSTEM: |
| return WMI_AUTH_OPEN; |
| case eCSR_AUTH_TYPE_WPA: |
| return WMI_AUTH_WPA; |
| case eCSR_AUTH_TYPE_WPA_PSK: |
| return WMI_AUTH_WPA_PSK; |
| case eCSR_AUTH_TYPE_RSN: |
| return WMI_AUTH_RSNA; |
| case eCSR_AUTH_TYPE_RSN_PSK: |
| return WMI_AUTH_RSNA_PSK; |
| case eCSR_AUTH_TYPE_FT_RSN: |
| return WMI_AUTH_FT_RSNA; |
| case eCSR_AUTH_TYPE_FT_RSN_PSK: |
| return WMI_AUTH_FT_RSNA_PSK; |
| #ifdef FEATURE_WLAN_WAPI |
| case eCSR_AUTH_TYPE_WAPI_WAI_CERTIFICATE: |
| return WMI_AUTH_WAPI; |
| case eCSR_AUTH_TYPE_WAPI_WAI_PSK: |
| return WMI_AUTH_WAPI_PSK; |
| #endif /* FEATURE_WLAN_WAPI */ |
| #ifdef FEATURE_WLAN_ESE |
| case eCSR_AUTH_TYPE_CCKM_WPA: |
| return WMI_AUTH_CCKM_WPA; |
| case eCSR_AUTH_TYPE_CCKM_RSN: |
| return WMI_AUTH_CCKM_RSNA; |
| #endif /* FEATURE_WLAN_ESE */ |
| #ifdef WLAN_FEATURE_11W |
| case eCSR_AUTH_TYPE_RSN_PSK_SHA256: |
| return WMI_AUTH_RSNA_PSK_SHA256; |
| case eCSR_AUTH_TYPE_RSN_8021X_SHA256: |
| return WMI_AUTH_RSNA_8021X_SHA256; |
| #endif /* WLAN_FEATURE_11W */ |
| case eCSR_AUTH_TYPE_NONE: |
| case eCSR_AUTH_TYPE_AUTOSWITCH: |
| /* In case of WEP and other keys, NONE means OPEN auth */ |
| if (encr == eCSR_ENCRYPT_TYPE_WEP40_STATICKEY || |
| encr == eCSR_ENCRYPT_TYPE_WEP104_STATICKEY || |
| encr == eCSR_ENCRYPT_TYPE_WEP40 || |
| encr == eCSR_ENCRYPT_TYPE_WEP104 || |
| encr == eCSR_ENCRYPT_TYPE_TKIP || |
| encr == eCSR_ENCRYPT_TYPE_AES || |
| encr == eCSR_ENCRYPT_TYPE_AES_GCMP || |
| encr == eCSR_ENCRYPT_TYPE_AES_GCMP_256) { |
| return WMI_AUTH_OPEN; |
| } |
| return WMI_AUTH_NONE; |
| case eCSR_AUTH_TYPE_FILS_SHA256: |
| return WMI_AUTH_RSNA_FILS_SHA256; |
| case eCSR_AUTH_TYPE_FILS_SHA384: |
| return WMI_AUTH_RSNA_FILS_SHA384; |
| default: |
| return WMI_AUTH_NONE; |
| } |
| } |
| |
| /** |
| * e_csr_encryption_type_to_rsn_cipherset() - map csr enc type to ESN cipher |
| * @encr: CSR Encryption |
| * |
| * Map CSR's encryption type into RSN cipher types used by firmware |
| * |
| * Return: WMI RSN cipher |
| */ |
| A_UINT32 e_csr_encryption_type_to_rsn_cipherset(eCsrEncryptionType encr) |
| { |
| |
| switch (encr) { |
| case eCSR_ENCRYPT_TYPE_WEP40_STATICKEY: |
| case eCSR_ENCRYPT_TYPE_WEP104_STATICKEY: |
| case eCSR_ENCRYPT_TYPE_WEP40: |
| case eCSR_ENCRYPT_TYPE_WEP104: |
| return WMI_CIPHER_WEP; |
| case eCSR_ENCRYPT_TYPE_TKIP: |
| return WMI_CIPHER_TKIP; |
| case eCSR_ENCRYPT_TYPE_AES: |
| return WMI_CIPHER_AES_CCM; |
| /* FWR will use key length to distinguish GCMP 128 or 256 */ |
| case eCSR_ENCRYPT_TYPE_AES_GCMP: |
| case eCSR_ENCRYPT_TYPE_AES_GCMP_256: |
| return WMI_CIPHER_AES_GCM; |
| #ifdef FEATURE_WLAN_WAPI |
| case eCSR_ENCRYPT_TYPE_WPI: |
| return WMI_CIPHER_WAPI; |
| #endif /* FEATURE_WLAN_WAPI */ |
| case eCSR_ENCRYPT_TYPE_ANY: |
| return WMI_CIPHER_ANY; |
| case eCSR_ENCRYPT_TYPE_NONE: |
| default: |
| return WMI_CIPHER_NONE; |
| } |
| } |
| |
| #ifdef WLAN_FEATURE_ROAM_OFFLOAD |
| /** |
| * wma_roam_scan_get_cckm_mode() - Get the CCKM auth mode |
| * @roam_req: Roaming request buffer |
| * @auth_mode: Auth mode to be converted |
| * |
| * Based on LFR2.0 or LFR3.0, return the proper auth type |
| * |
| * Return: if LFR2.0, then return WMI_AUTH_CCKM for backward compatibility |
| * if LFR3.0 then return the appropriate auth type |
| */ |
| static uint32_t wma_roam_scan_get_cckm_mode(tSirRoamOffloadScanReq *roam_req, |
| uint32_t auth_mode) |
| { |
| if (roam_req->RoamOffloadEnabled) |
| return auth_mode; |
| else |
| return WMI_AUTH_CCKM; |
| |
| } |
| #endif |
| /** |
| * wma_roam_scan_fill_ap_profile() - fill ap_profile |
| * @roam_req: roam offload scan request |
| * @profile: ap profile |
| * |
| * Fill ap_profile structure from configured parameters |
| * |
| * Return: none |
| */ |
| static void wma_roam_scan_fill_ap_profile(tSirRoamOffloadScanReq *roam_req, |
| struct ap_profile *profile) |
| { |
| uint32_t rsn_authmode; |
| |
| qdf_mem_zero(profile, sizeof(*profile)); |
| if (roam_req == NULL) { |
| profile->ssid.length = 0; |
| profile->ssid.mac_ssid[0] = 0; |
| profile->rsn_authmode = WMI_AUTH_NONE; |
| profile->rsn_ucastcipherset = WMI_CIPHER_NONE; |
| profile->rsn_mcastcipherset = WMI_CIPHER_NONE; |
| profile->rsn_mcastmgmtcipherset = WMI_CIPHER_NONE; |
| profile->rssi_threshold = WMA_ROAM_RSSI_DIFF_DEFAULT; |
| } else { |
| profile->ssid.length = |
| roam_req->ConnectedNetwork.ssId.length; |
| qdf_mem_copy(profile->ssid.mac_ssid, |
| roam_req->ConnectedNetwork.ssId.ssId, |
| profile->ssid.length); |
| profile->rsn_authmode = |
| e_csr_auth_type_to_rsn_authmode( |
| roam_req->ConnectedNetwork.authentication, |
| roam_req->ConnectedNetwork.encryption); |
| rsn_authmode = profile->rsn_authmode; |
| |
| if ((rsn_authmode == WMI_AUTH_CCKM_WPA) || |
| (rsn_authmode == WMI_AUTH_CCKM_RSNA)) |
| profile->rsn_authmode = |
| wma_roam_scan_get_cckm_mode( |
| roam_req, rsn_authmode); |
| profile->rsn_ucastcipherset = |
| e_csr_encryption_type_to_rsn_cipherset( |
| roam_req->ConnectedNetwork.encryption); |
| profile->rsn_mcastcipherset = |
| e_csr_encryption_type_to_rsn_cipherset( |
| roam_req->ConnectedNetwork.mcencryption); |
| profile->rsn_mcastmgmtcipherset = |
| profile->rsn_mcastcipherset; |
| profile->rssi_threshold = roam_req->RoamRssiDiff; |
| if (roam_req->rssi_abs_thresh) |
| profile->rssi_abs_thresh = |
| roam_req->rssi_abs_thresh - |
| WMA_NOISE_FLOOR_DBM_DEFAULT; |
| #ifdef WLAN_FEATURE_11W |
| if (roam_req->ConnectedNetwork.mfp_enabled) |
| profile->flags |= WMI_AP_PROFILE_FLAG_PMF; |
| #endif |
| } |
| } |
| |
| /** |
| * wma_process_set_pdev_ie_req() - process the pdev set IE req |
| * @wma: Pointer to wma handle |
| * @ie_params: Pointer to IE data. |
| * |
| * Sends the WMI req to set the IE to FW. |
| * |
| * Return: None |
| */ |
| void wma_process_set_pdev_ie_req(tp_wma_handle wma, |
| struct set_ie_param *ie_params) |
| { |
| if (ie_params->ie_type == DOT11_HT_IE) |
| wma_process_set_pdev_ht_ie_req(wma, ie_params); |
| if (ie_params->ie_type == DOT11_VHT_IE) |
| wma_process_set_pdev_vht_ie_req(wma, ie_params); |
| |
| qdf_mem_free(ie_params->ie_ptr); |
| } |
| |
| /** |
| * wma_process_set_pdev_ht_ie_req() - sends HT IE data to FW |
| * @wma: Pointer to wma handle |
| * @ie_params: Pointer to IE data. |
| * @nss: Nss values to prepare the HT IE. |
| * |
| * Sends the WMI req to set the HT IE to FW. |
| * |
| * Return: None |
| */ |
| void wma_process_set_pdev_ht_ie_req(tp_wma_handle wma, |
| struct set_ie_param *ie_params) |
| { |
| int ret; |
| wmi_pdev_set_ht_ie_cmd_fixed_param *cmd; |
| wmi_buf_t buf; |
| uint16_t len; |
| uint16_t ie_len_pad; |
| uint8_t *buf_ptr; |
| |
| len = sizeof(*cmd) + WMI_TLV_HDR_SIZE; |
| ie_len_pad = roundup(ie_params->ie_len, sizeof(uint32_t)); |
| len += ie_len_pad; |
| |
| buf = wmi_buf_alloc(wma->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGE("%s:wmi_buf_alloc failed", __func__); |
| return; |
| } |
| cmd = (wmi_pdev_set_ht_ie_cmd_fixed_param *) wmi_buf_data(buf); |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_pdev_set_ht_ie_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN( |
| wmi_pdev_set_ht_ie_cmd_fixed_param)); |
| cmd->reserved0 = 0; |
| cmd->ie_len = ie_params->ie_len; |
| cmd->tx_streams = ie_params->nss; |
| cmd->rx_streams = ie_params->nss; |
| WMA_LOGD("Setting pdev HT ie with Nss = %u", |
| ie_params->nss); |
| buf_ptr = (uint8_t *)cmd + sizeof(*cmd); |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_BYTE, ie_len_pad); |
| if (ie_params->ie_len) { |
| qdf_mem_copy(buf_ptr + WMI_TLV_HDR_SIZE, |
| (uint8_t *)ie_params->ie_ptr, |
| ie_params->ie_len); |
| } |
| ret = wmi_unified_cmd_send(wma->wmi_handle, buf, len, |
| WMI_PDEV_SET_HT_CAP_IE_CMDID); |
| if (ret != EOK) { |
| WMA_LOGE("Failed to send set param command ret = %d", ret); |
| wmi_buf_free(buf); |
| } |
| } |
| |
| /** |
| * wma_process_set_pdev_vht_ie_req() - sends VHT IE data to FW |
| * @wma: Pointer to wma handle |
| * @ie_params: Pointer to IE data. |
| * @nss: Nss values to prepare the VHT IE. |
| * |
| * Sends the WMI req to set the VHT IE to FW. |
| * |
| * Return: None |
| */ |
| void wma_process_set_pdev_vht_ie_req(tp_wma_handle wma, |
| struct set_ie_param *ie_params) |
| { |
| int ret; |
| wmi_pdev_set_vht_ie_cmd_fixed_param *cmd; |
| wmi_buf_t buf; |
| uint16_t len; |
| uint16_t ie_len_pad; |
| uint8_t *buf_ptr; |
| |
| len = sizeof(*cmd) + WMI_TLV_HDR_SIZE; |
| ie_len_pad = roundup(ie_params->ie_len, sizeof(uint32_t)); |
| len += ie_len_pad; |
| |
| buf = wmi_buf_alloc(wma->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGE("%s:wmi_buf_alloc failed", __func__); |
| return; |
| } |
| cmd = (wmi_pdev_set_vht_ie_cmd_fixed_param *) wmi_buf_data(buf); |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_pdev_set_vht_ie_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN( |
| wmi_pdev_set_vht_ie_cmd_fixed_param)); |
| cmd->reserved0 = 0; |
| cmd->ie_len = ie_params->ie_len; |
| cmd->tx_streams = ie_params->nss; |
| cmd->rx_streams = ie_params->nss; |
| WMA_LOGD("Setting pdev VHT ie with Nss = %u", |
| ie_params->nss); |
| buf_ptr = (uint8_t *)cmd + sizeof(*cmd); |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_BYTE, ie_len_pad); |
| if (ie_params->ie_len) { |
| qdf_mem_copy(buf_ptr + WMI_TLV_HDR_SIZE, |
| (uint8_t *)ie_params->ie_ptr, |
| ie_params->ie_len); |
| } |
| ret = wmi_unified_cmd_send(wma->wmi_handle, buf, len, |
| WMI_PDEV_SET_VHT_CAP_IE_CMDID); |
| if (ret != EOK) { |
| WMA_LOGE("Failed to send set param command ret = %d", ret); |
| wmi_buf_free(buf); |
| } |
| } |
| |
| /** |
| * wma_roam_scan_scan_params() - fill roam scan params |
| * @wma_handle: wma handle |
| * @pMac: Mac ptr |
| * @scan_params: scan parameters |
| * @roam_req: NULL if this routine is called before connect |
| * It will be non-NULL if called after assoc. |
| * |
| * Fill scan_params structure from configured parameters |
| * |
| * Return: none |
| */ |
| void wma_roam_scan_fill_scan_params(tp_wma_handle wma_handle, |
| tpAniSirGlobal pMac, |
| tSirRoamOffloadScanReq *roam_req, |
| wmi_start_scan_cmd_fixed_param * |
| scan_params) |
| { |
| uint8_t channels_per_burst = 0; |
| uint32_t val = 0; |
| |
| if (NULL == pMac) { |
| WMA_LOGE("%s: pMac is NULL", __func__); |
| return; |
| } |
| |
| qdf_mem_zero(scan_params, sizeof(wmi_start_scan_cmd_fixed_param)); |
| scan_params->scan_ctrl_flags = WMI_SCAN_ADD_CCK_RATES | |
| WMI_SCAN_ADD_OFDM_RATES | |
| WMI_SCAN_ADD_DS_IE_IN_PROBE_REQ; |
| if (roam_req != NULL) { |
| /* Parameters updated after association is complete */ |
| WMA_LOGD("%s: NeighborScanChannelMinTime: %d NeighborScanChannelMaxTime: %d", |
| __func__, |
| roam_req->NeighborScanChannelMinTime, |
| roam_req->NeighborScanChannelMaxTime); |
| WMA_LOGD("%s: NeighborScanTimerPeriod: %d " |
| "neighbor_scan_min_timer_period %d " |
| "HomeAwayTime: %d nProbes: %d", |
| __func__, |
| roam_req->NeighborScanTimerPeriod, |
| roam_req->neighbor_scan_min_timer_period, |
| roam_req->HomeAwayTime, roam_req->nProbes); |
| |
| /* |
| * roam_req->NeighborScanChannelMaxTime = SCAN_CHANNEL_TIME |
| * roam_req->HomeAwayTime = SCAN_HOME_AWAY_TIME |
| * roam_req->NeighborScanTimerPeriod = SCAN_HOME_TIME |
| * |
| * scan_params->dwell_time_active :time station stays on channel |
| * and sends probes; |
| * scan_params->dwell_time_passive:time station stays on channel |
| * and listens probes; |
| * scan_params->burst_duration :time station goes off channel |
| * to scan; |
| */ |
| |
| if (wlan_cfg_get_int |
| (pMac, WNI_CFG_PASSIVE_MAXIMUM_CHANNEL_TIME, |
| &val) != eSIR_SUCCESS) { |
| /* |
| * Could not get max channel value from CFG. Log error. |
| */ |
| WMA_LOGE("could not retrieve passive max channel value"); |
| |
| /* use a default value of 110ms */ |
| val = WMA_ROAM_DWELL_TIME_PASSIVE_DEFAULT; |
| } |
| |
| scan_params->dwell_time_passive = val; |
| /* |
| * Here is the formula, |
| * T(HomeAway) = N * T(dwell) + (N+1) * T(cs) |
| * where N is number of channels scanned in single burst |
| */ |
| scan_params->dwell_time_active = |
| roam_req->NeighborScanChannelMaxTime; |
| if (roam_req->HomeAwayTime < |
| 2 * WMA_ROAM_SCAN_CHANNEL_SWITCH_TIME) { |
| /* clearly we can't follow home away time. |
| * Make it a split scan. |
| */ |
| scan_params->burst_duration = 0; |
| } else { |
| channels_per_burst = |
| (roam_req->HomeAwayTime - |
| WMA_ROAM_SCAN_CHANNEL_SWITCH_TIME) |
| / (scan_params->dwell_time_active + |
| WMA_ROAM_SCAN_CHANNEL_SWITCH_TIME); |
| |
| if (channels_per_burst < 1) { |
| /* dwell time and home away time conflicts */ |
| /* we will override dwell time */ |
| scan_params->dwell_time_active = |
| roam_req->HomeAwayTime - |
| 2 * WMA_ROAM_SCAN_CHANNEL_SWITCH_TIME; |
| scan_params->burst_duration = |
| scan_params->dwell_time_active; |
| } else { |
| scan_params->burst_duration = |
| channels_per_burst * |
| scan_params->dwell_time_active; |
| } |
| } |
| if (roam_req->allowDFSChannelRoam == |
| SIR_ROAMING_DFS_CHANNEL_ENABLED_NORMAL |
| && roam_req->HomeAwayTime > 0 |
| && roam_req->ChannelCacheType != CHANNEL_LIST_STATIC) { |
| /* Roaming on DFS channels is supported and it is not |
| * app channel list. It is ok to override homeAwayTime |
| * to accomodate DFS dwell time in burst |
| * duration. |
| */ |
| scan_params->burst_duration = |
| QDF_MAX(scan_params->burst_duration, |
| scan_params->dwell_time_passive); |
| } |
| scan_params->min_rest_time = |
| roam_req->neighbor_scan_min_timer_period; |
| scan_params->max_rest_time = roam_req->NeighborScanTimerPeriod; |
| scan_params->repeat_probe_time = (roam_req->nProbes > 0) ? |
| QDF_MAX(scan_params->dwell_time_active / |
| roam_req->nProbes, 1) : 0; |
| scan_params->probe_spacing_time = 0; |
| scan_params->probe_delay = 0; |
| /* 30 seconds for full scan cycle */ |
| scan_params->max_scan_time = WMA_HW_DEF_SCAN_MAX_DURATION; |
| scan_params->idle_time = scan_params->min_rest_time; |
| scan_params->n_probes = roam_req->nProbes; |
| if (roam_req->allowDFSChannelRoam == |
| SIR_ROAMING_DFS_CHANNEL_DISABLED) { |
| scan_params->scan_ctrl_flags |= WMI_SCAN_BYPASS_DFS_CHN; |
| } else { |
| /* Roaming scan on DFS channel is allowed. |
| * No need to change any flags for default |
| * allowDFSChannelRoam = 1. |
| * Special case where static channel list is given by\ |
| * application that contains DFS channels. |
| * Assume that the application has knowledge of matching |
| * APs being active and that probe request transmission |
| * is permitted on those channel. |
| * Force active scans on those channels. |
| */ |
| |
| if (roam_req->allowDFSChannelRoam == |
| SIR_ROAMING_DFS_CHANNEL_ENABLED_ACTIVE && |
| roam_req->ChannelCacheType == CHANNEL_LIST_STATIC && |
| roam_req->ConnectedNetwork.ChannelCount > 0) { |
| scan_params->scan_ctrl_flags |= |
| WMI_SCAN_FLAG_FORCE_ACTIVE_ON_DFS; |
| } |
| } |
| WMI_SCAN_SET_DWELL_MODE(scan_params->scan_ctrl_flags, |
| roam_req->roamscan_adaptive_dwell_mode); |
| |
| } else { |
| /* roam_req = NULL during initial or pre-assoc invocation */ |
| scan_params->dwell_time_active = |
| WMA_ROAM_DWELL_TIME_ACTIVE_DEFAULT; |
| scan_params->dwell_time_passive = |
| WMA_ROAM_DWELL_TIME_PASSIVE_DEFAULT; |
| scan_params->min_rest_time = WMA_ROAM_MIN_REST_TIME_DEFAULT; |
| scan_params->max_rest_time = WMA_ROAM_MAX_REST_TIME_DEFAULT; |
| scan_params->repeat_probe_time = 0; |
| scan_params->probe_spacing_time = 0; |
| scan_params->probe_delay = 0; |
| scan_params->max_scan_time = WMA_HW_DEF_SCAN_MAX_DURATION; |
| scan_params->idle_time = scan_params->min_rest_time; |
| scan_params->burst_duration = 0; |
| scan_params->n_probes = 0; |
| } |
| |
| WMA_LOGD("%s: Rome roam scan parameters: dwell_time_active = %d, dwell_time_passive = %d", |
| __func__, scan_params->dwell_time_active, |
| scan_params->dwell_time_passive); |
| WMA_LOGD("%s: min_rest_time = %d, max_rest_time = %d, repeat_probe_time = %d n_probes = %d", |
| __func__, scan_params->min_rest_time, |
| scan_params->max_rest_time, |
| scan_params->repeat_probe_time, scan_params->n_probes); |
| WMA_LOGD("%s: max_scan_time = %d, idle_time = %d, burst_duration = %d, scan_ctrl_flags = 0x%x", |
| __func__, scan_params->max_scan_time, scan_params->idle_time, |
| scan_params->burst_duration, scan_params->scan_ctrl_flags); |
| } |
| |
| /** |
| * wma_roam_scan_offload_ap_profile() - set roam ap profile in fw |
| * @wma_handle: wma handle |
| * @mac_ctx: Mac ptr |
| * @roam_req: Request which contains the ap profile |
| * |
| * Send WMI_ROAM_AP_PROFILE to firmware |
| * |
| * Return: QDF status |
| */ |
| static QDF_STATUS wma_roam_scan_offload_ap_profile(tp_wma_handle wma_handle, |
| tSirRoamOffloadScanReq *roam_req) |
| { |
| struct ap_profile_params ap_profile; |
| |
| ap_profile.vdev_id = roam_req->sessionId; |
| wma_roam_scan_fill_ap_profile(roam_req, &ap_profile.profile); |
| ap_profile.param = roam_req->score_params; |
| return wmi_unified_send_roam_scan_offload_ap_cmd(wma_handle->wmi_handle, |
| &ap_profile); |
| } |
| |
| /** |
| * wma_roam_scan_filter() - Filter to be applied while roaming |
| * @wma_handle: Global WMA Handle |
| * @roam_req: Request which contains the filters |
| * |
| * There are filters such as whitelist, blacklist and preferred |
| * list that need to be applied to the scan results to form the |
| * probable candidates for roaming. |
| * |
| * Return: Return success upon succesfully passing the |
| * parameters to the firmware, otherwise failure. |
| */ |
| static QDF_STATUS wma_roam_scan_filter(tp_wma_handle wma_handle, |
| tSirRoamOffloadScanReq *roam_req) |
| { |
| int i; |
| QDF_STATUS status = QDF_STATUS_SUCCESS; |
| uint32_t num_bssid_black_list = 0, num_ssid_white_list = 0, |
| num_bssid_preferred_list = 0, num_rssi_rejection_ap = 0; |
| uint32_t op_bitmap = 0; |
| struct roam_ext_params *roam_params; |
| struct roam_scan_filter_params *params; |
| struct lca_disallow_config_params *lca_config_params; |
| |
| params = qdf_mem_malloc(sizeof(struct roam_scan_filter_params)); |
| if (params == NULL) { |
| WMA_LOGE("%s : Memory allocation failed", __func__); |
| return QDF_STATUS_E_NOMEM; |
| } |
| |
| roam_params = &roam_req->roam_params; |
| lca_config_params = &roam_req->lca_config_params; |
| if (roam_req->Command != ROAM_SCAN_OFFLOAD_STOP) { |
| switch (roam_req->reason) { |
| case REASON_ROAM_SET_BLACKLIST_BSSID: |
| op_bitmap |= 0x1; |
| num_bssid_black_list = |
| roam_params->num_bssid_avoid_list; |
| break; |
| case REASON_ROAM_SET_SSID_ALLOWED: |
| op_bitmap |= 0x2; |
| num_ssid_white_list = |
| roam_params->num_ssid_allowed_list; |
| break; |
| case REASON_ROAM_SET_FAVORED_BSSID: |
| op_bitmap |= 0x4; |
| num_bssid_preferred_list = |
| roam_params->num_bssid_favored; |
| break; |
| case REASON_CTX_INIT: |
| if (roam_req->Command == ROAM_SCAN_OFFLOAD_START) { |
| params->lca_disallow_config_present = true; |
| op_bitmap |= |
| ROAM_FILTER_OP_BITMAP_LCA_DISALLOW | |
| ROAM_FILTER_OP_BITMAP_RSSI_REJECTION_OCE; |
| num_rssi_rejection_ap = |
| roam_params->num_rssi_rejection_ap; |
| } else { |
| WMA_LOGD("%s : Roam Filter need not be sent", __func__); |
| qdf_mem_free(params); |
| return QDF_STATUS_SUCCESS; |
| } |
| break; |
| default: |
| WMA_LOGD("%s : Roam Filter need not be sent", __func__); |
| qdf_mem_free(params); |
| return QDF_STATUS_SUCCESS; |
| } |
| } else { |
| /* In case of STOP command, reset all the variables |
| * except for blacklist BSSID which should be retained |
| * across connections. |
| */ |
| op_bitmap = 0x2 | 0x4; |
| num_ssid_white_list = roam_params->num_ssid_allowed_list; |
| num_bssid_preferred_list = roam_params->num_bssid_favored; |
| } |
| |
| /* fill in fixed values */ |
| params->session_id = roam_req->sessionId; |
| params->op_bitmap = op_bitmap; |
| params->num_bssid_black_list = num_bssid_black_list; |
| params->num_ssid_white_list = num_ssid_white_list; |
| params->num_bssid_preferred_list = num_bssid_preferred_list; |
| params->num_rssi_rejection_ap = num_rssi_rejection_ap; |
| qdf_mem_copy(params->bssid_avoid_list, roam_params->bssid_avoid_list, |
| MAX_BSSID_AVOID_LIST * sizeof(struct qdf_mac_addr)); |
| |
| for (i = 0; i < num_ssid_white_list; i++) { |
| qdf_mem_copy(params->ssid_allowed_list[i].mac_ssid, |
| roam_params->ssid_allowed_list[i].ssId, |
| roam_params->ssid_allowed_list[i].length); |
| params->ssid_allowed_list[i].length = |
| roam_params->ssid_allowed_list[i].length; |
| WMA_LOGD("%s: SSID length=%d", __func__, |
| params->ssid_allowed_list[i].length); |
| qdf_trace_hex_dump(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_DEBUG, |
| (uint8_t *)params->ssid_allowed_list[i].mac_ssid, |
| params->ssid_allowed_list[i].length); |
| } |
| qdf_mem_copy(params->bssid_favored, roam_params->bssid_favored, |
| MAX_BSSID_FAVORED * sizeof(struct qdf_mac_addr)); |
| qdf_mem_copy(params->bssid_favored_factor, |
| roam_params->bssid_favored_factor, MAX_BSSID_FAVORED); |
| qdf_mem_copy(params->rssi_rejection_ap, |
| roam_params->rssi_rejection_ap, |
| MAX_RSSI_AVOID_BSSID_LIST * |
| sizeof(struct rssi_disallow_bssid)); |
| |
| if (params->lca_disallow_config_present) { |
| params->disallow_duration |
| = lca_config_params->disallow_duration; |
| params->rssi_channel_penalization |
| = lca_config_params->rssi_channel_penalization; |
| params->num_disallowed_aps |
| = lca_config_params->num_disallowed_aps; |
| } |
| status = wmi_unified_roam_scan_filter_cmd(wma_handle->wmi_handle, |
| params); |
| |
| qdf_mem_free(params); |
| return status; |
| } |
| |
| /** |
| * wma_roam_scan_bmiss_cnt() - set bmiss count to fw |
| * @wma_handle: wma handle |
| * @first_bcnt: first bmiss count |
| * @final_bcnt: final bmiss count |
| * @vdev_id: vdev id |
| * |
| * set first & final biss count to fw. |
| * |
| * Return: QDF status |
| */ |
| QDF_STATUS wma_roam_scan_bmiss_cnt(tp_wma_handle wma_handle, |
| A_INT32 first_bcnt, |
| A_UINT32 final_bcnt, uint32_t vdev_id) |
| { |
| QDF_STATUS status; |
| |
| WMA_LOGD("%s: first_bcnt: %d, final_bcnt: %d", __func__, first_bcnt, |
| final_bcnt); |
| |
| status = wma_vdev_set_param(wma_handle->wmi_handle, |
| vdev_id, WMI_VDEV_PARAM_BMISS_FIRST_BCNT, |
| first_bcnt); |
| if (QDF_IS_STATUS_ERROR(status)) { |
| WMA_LOGE("wma_vdev_set_param WMI_VDEV_PARAM_BMISS_FIRST_BCNT returned Error %d", |
| status); |
| return status; |
| } |
| |
| status = wma_vdev_set_param(wma_handle->wmi_handle, |
| vdev_id, WMI_VDEV_PARAM_BMISS_FINAL_BCNT, |
| final_bcnt); |
| if (QDF_IS_STATUS_ERROR(status)) { |
| WMA_LOGE("wma_vdev_set_param WMI_VDEV_PARAM_BMISS_FINAL_BCNT returned Error %d", |
| status); |
| return status; |
| } |
| |
| return status; |
| } |
| |
| /** |
| * wma_roam_scan_offload_command() - set roam offload command |
| * @wma_handle: wma handle |
| * @command: command |
| * @vdev_id: vdev id |
| * |
| * This function set roam offload command to fw. |
| * |
| * Return: QDF status |
| */ |
| QDF_STATUS wma_roam_scan_offload_command(tp_wma_handle wma_handle, |
| uint32_t command, uint32_t vdev_id) |
| { |
| return wmi_unified_roam_scan_offload_cmd(wma_handle->wmi_handle, |
| command, vdev_id); |
| } |
| |
| /** |
| * wma_process_roaming_config() - process roam request |
| * @wma_handle: wma handle |
| * @roam_req: roam request parameters |
| * |
| * Main routine to handle ROAM commands coming from CSR module. |
| * |
| * Return: QDF status |
| */ |
| QDF_STATUS wma_process_roaming_config(tp_wma_handle wma_handle, |
| tSirRoamOffloadScanReq *roam_req) |
| { |
| QDF_STATUS qdf_status = QDF_STATUS_SUCCESS; |
| wmi_start_scan_cmd_fixed_param scan_params; |
| tpAniSirGlobal pMac = cds_get_context(QDF_MODULE_ID_PE); |
| uint32_t mode = 0; |
| struct wma_txrx_node *intr = NULL; |
| |
| if (NULL == pMac) { |
| WMA_LOGE("%s: pMac is NULL", __func__); |
| qdf_mem_free(roam_req); |
| return QDF_STATUS_E_FAILURE; |
| } |
| |
| if (!wma_handle->roam_offload_enabled) { |
| /* roam scan offload is not enabled in firmware. |
| * Cannot initialize it in the middle of connection. |
| */ |
| qdf_mem_free(roam_req); |
| return QDF_STATUS_E_PERM; |
| } |
| WMA_LOGD("%s: RSO Command:%d, reason:%d", |
| __func__, roam_req->Command, roam_req->reason); |
| wma_handle->interfaces[roam_req->sessionId].roaming_in_progress = false; |
| switch (roam_req->Command) { |
| case ROAM_SCAN_OFFLOAD_START: |
| intr = &wma_handle->interfaces[roam_req->sessionId]; |
| intr->delay_before_vdev_stop = roam_req->delay_before_vdev_stop; |
| /* |
| * Scan/Roam threshold parameters are translated from fields of |
| * tSirRoamOffloadScanReq to WMITLV values sent to Rome firmware |
| * some of these parameters are configurable in qcom_cfg.ini |
| */ |
| |
| /* First param is positive rssi value to trigger rssi based scan |
| * Opportunistic scan is started at 30dB > trigger rssi. |
| */ |
| wma_handle->suitable_ap_hb_failure = false; |
| |
| qdf_status = wma_roam_scan_offload_rssi_thresh(wma_handle, |
| roam_req); |
| if (qdf_status != QDF_STATUS_SUCCESS) |
| break; |
| qdf_status = wma_roam_scan_bmiss_cnt(wma_handle, |
| roam_req->RoamBmissFirstBcnt, |
| roam_req->RoamBmissFinalBcnt, |
| roam_req->sessionId); |
| if (qdf_status != QDF_STATUS_SUCCESS) |
| break; |
| |
| /* Opportunistic scan runs on a timer, value set by |
| * EmptyRefreshScanPeriod. Age out the entries after 3 such |
| * cycles. |
| */ |
| if (roam_req->EmptyRefreshScanPeriod > 0) { |
| qdf_status = |
| wma_roam_scan_offload_scan_period(wma_handle, |
| roam_req->EmptyRefreshScanPeriod, |
| roam_req->EmptyRefreshScanPeriod * 3, |
| roam_req->sessionId); |
| if (qdf_status != QDF_STATUS_SUCCESS) |
| break; |
| |
| mode = WMI_ROAM_SCAN_MODE_PERIODIC; |
| /* Don't use rssi triggered roam scans if external app |
| * is in control of channel list. |
| */ |
| if (roam_req->ChannelCacheType != CHANNEL_LIST_STATIC) |
| mode |= WMI_ROAM_SCAN_MODE_RSSI_CHANGE; |
| |
| } else { |
| mode = WMI_ROAM_SCAN_MODE_RSSI_CHANGE; |
| } |
| |
| /* Start new rssi triggered scan only if it changes by |
| * RoamRssiDiff value. Beacon weight of 14 means average rssi |
| * is taken over 14 previous samples + 2 times the current |
| * beacon's rssi. |
| */ |
| qdf_status = wma_roam_scan_offload_rssi_change(wma_handle, |
| roam_req->sessionId, |
| roam_req->RoamRescanRssiDiff, |
| roam_req->RoamBeaconRssiWeight, |
| roam_req->hi_rssi_scan_delay); |
| |
| if (qdf_status != QDF_STATUS_SUCCESS) |
| break; |
| |
| qdf_status = wma_roam_scan_offload_ap_profile(wma_handle, |
| roam_req); |
| if (qdf_status != QDF_STATUS_SUCCESS) |
| break; |
| |
| qdf_status = wma_roam_scan_offload_chan_list(wma_handle, |
| roam_req->ConnectedNetwork.ChannelCount, |
| &roam_req->ConnectedNetwork.ChannelCache[0], |
| roam_req->ChannelCacheType, |
| roam_req->sessionId); |
| if ((qdf_status != QDF_STATUS_SUCCESS) && |
| (qdf_status != QDF_STATUS_E_EMPTY)) |
| break; |
| |
| |
| wma_roam_scan_fill_scan_params(wma_handle, pMac, roam_req, |
| &scan_params); |
| qdf_status = |
| wma_roam_scan_offload_mode(wma_handle, &scan_params, |
| roam_req, mode, |
| roam_req->sessionId); |
| if (qdf_status != QDF_STATUS_SUCCESS) |
| break; |
| if (WMI_SERVICE_EXT_IS_ENABLED(wma_handle->wmi_service_bitmap, |
| wma_handle->wmi_service_ext_bitmap, |
| WMI_SERVICE_MAWC_SUPPORT)) { |
| qdf_status = |
| wma_roam_scan_mawc_params(wma_handle, roam_req); |
| if (qdf_status != QDF_STATUS_SUCCESS) { |
| WMA_LOGE("Sending roaming MAWC params failed"); |
| break; |
| } |
| } else { |
| WMA_LOGD("MAWC roaming not supported by firmware"); |
| } |
| qdf_status = wma_roam_scan_filter(wma_handle, roam_req); |
| if (qdf_status != QDF_STATUS_SUCCESS) { |
| WMA_LOGE("Sending start for roam scan filter failed"); |
| break; |
| } |
| break; |
| |
| case ROAM_SCAN_OFFLOAD_STOP: |
| /* |
| * If roam synch propagation is in progress and an user space |
| * disconnect is requested, then there is no need to send the |
| * RSO STOP to firmware, since the roaming is already complete. |
| * If the RSO STOP is sent to firmware, then an HO_FAIL will be |
| * generated and the expectation from firmware would be to |
| * clean up the peer context on the host and not send down any |
| * WMI PEER DELETE commands to firmware. But, if the user space |
| * disconnect gets processed first, then there is a chance to |
| * send down the PEER DELETE commands. Hence, if we do not |
| * receive the HO_FAIL, and we complete the roam sync |
| * propagation, then the host and firmware will be in sync with |
| * respect to the peer and then the user space disconnect can |
| * be handled gracefully in a normal way. |
| * |
| * Ensure to check the reason code since the RSO Stop might |
| * come when roam sync failed as well and at that point it |
| * should go through to the firmware and receive HO_FAIL |
| * and clean up. |
| */ |
| if (wma_is_roam_synch_in_progress(wma_handle, |
| roam_req->sessionId) && |
| roam_req->reason == |
| REASON_ROAM_STOP_ALL) { |
| WMA_LOGD("Dont send RSO stop during roam sync"); |
| break; |
| } |
| wma_handle->suitable_ap_hb_failure = false; |
| if (wma_handle->roam_offload_enabled) { |
| uint32_t mode; |
| |
| wma_roam_scan_fill_scan_params(wma_handle, pMac, |
| NULL, &scan_params); |
| |
| if (roam_req->reason == REASON_ROAM_STOP_ALL) |
| mode = WMI_ROAM_SCAN_MODE_NONE; |
| else |
| mode = WMI_ROAM_SCAN_MODE_NONE | |
| WMI_ROAM_SCAN_MODE_ROAMOFFLOAD; |
| qdf_status = wma_roam_scan_offload_mode(wma_handle, |
| &scan_params, NULL, mode, |
| roam_req->sessionId); |
| } |
| /* |
| * After sending the roam scan mode because of a disconnect, |
| * clear the scan bitmap client as well by sending |
| * the following command |
| */ |
| wma_roam_scan_offload_rssi_thresh(wma_handle, roam_req); |
| /* |
| * If the STOP command is due to a disconnect, then |
| * send the filter command to clear all the filter |
| * entries. If it is roaming scenario, then do not |
| * send the cleared entries. |
| */ |
| if (!roam_req->middle_of_roaming) { |
| qdf_status = wma_roam_scan_filter(wma_handle, roam_req); |
| if (qdf_status != QDF_STATUS_SUCCESS) { |
| WMA_LOGE("clear for roam scan filter failed"); |
| break; |
| } |
| } |
| |
| if (roam_req->reason == |
| REASON_OS_REQUESTED_ROAMING_NOW) { |
| struct scheduler_msg cds_msg = {0}; |
| tSirRoamOffloadScanRsp *scan_offload_rsp; |
| |
| scan_offload_rsp = |
| qdf_mem_malloc(sizeof(*scan_offload_rsp)); |
| if (!scan_offload_rsp) { |
| WMA_LOGE("%s: Alloc failed for scan_offload_rsp", |
| __func__); |
| qdf_mem_free(roam_req); |
| return QDF_STATUS_E_NOMEM; |
| } |
| cds_msg.type = eWNI_SME_ROAM_SCAN_OFFLOAD_RSP; |
| scan_offload_rsp->sessionId = roam_req->sessionId; |
| scan_offload_rsp->reason = roam_req->reason; |
| cds_msg.bodyptr = scan_offload_rsp; |
| /* |
| * Since REASSOC request is processed in |
| * Roam_Scan_Offload_Rsp post a dummy rsp msg back to |
| * SME with proper reason code. |
| */ |
| if (QDF_STATUS_SUCCESS != |
| scheduler_post_msg(QDF_MODULE_ID_SME, |
| &cds_msg)) { |
| qdf_mem_free(scan_offload_rsp); |
| QDF_TRACE(QDF_MODULE_ID_WMA, |
| QDF_TRACE_LEVEL_INFO, |
| "%s: Failed to post Scan Offload Rsp to UMAC", |
| __func__); |
| } |
| } |
| break; |
| |
| case ROAM_SCAN_OFFLOAD_ABORT_SCAN: |
| /* If roam scan is running, stop that cycle. |
| * It will continue automatically on next trigger. |
| */ |
| qdf_status = wma_roam_scan_offload_command(wma_handle, |
| WMI_ROAM_SCAN_STOP_CMD, |
| roam_req->sessionId); |
| break; |
| |
| case ROAM_SCAN_OFFLOAD_RESTART: |
| /* Rome offload engine does not stop after any scan. |
| * If this command is sent because all preauth attempts failed |
| * and WMI_ROAM_REASON_SUITABLE_AP event was received earlier, |
| * now it is time to call it heartbeat failure. |
| */ |
| if ((roam_req->reason == REASON_PREAUTH_FAILED_FOR_ALL) |
| && wma_handle->suitable_ap_hb_failure) { |
| WMA_LOGE("%s: Sending heartbeat failure after preauth failures", |
| __func__); |
| wma_beacon_miss_handler(wma_handle, |
| roam_req->sessionId, |
| wma_handle->suitable_ap_hb_failure_rssi); |
| wma_handle->suitable_ap_hb_failure = false; |
| } |
| break; |
| |
| case ROAM_SCAN_OFFLOAD_UPDATE_CFG: |
| wma_handle->suitable_ap_hb_failure = false; |
| wma_roam_scan_fill_scan_params(wma_handle, pMac, roam_req, |
| &scan_params); |
| qdf_status = |
| wma_roam_scan_offload_mode(wma_handle, &scan_params, |
| roam_req, |
| WMI_ROAM_SCAN_MODE_NONE, |
| roam_req->sessionId); |
| if (qdf_status != QDF_STATUS_SUCCESS) |
| break; |
| |
| if (roam_req->RoamScanOffloadEnabled == false) |
| break; |
| |
| qdf_status = wma_roam_scan_bmiss_cnt(wma_handle, |
| roam_req->RoamBmissFirstBcnt, |
| roam_req->RoamBmissFinalBcnt, |
| roam_req->sessionId); |
| if (qdf_status != QDF_STATUS_SUCCESS) |
| break; |
| |
| qdf_status = wma_roam_scan_filter(wma_handle, roam_req); |
| if (qdf_status != QDF_STATUS_SUCCESS) { |
| WMA_LOGE("Sending update for roam scan filter failed"); |
| break; |
| } |
| |
| |
| /* |
| * Runtime (after association) changes to rssi thresholds and |
| * other parameters. |
| */ |
| qdf_status = wma_roam_scan_offload_chan_list(wma_handle, |
| roam_req->ConnectedNetwork.ChannelCount, |
| &roam_req->ConnectedNetwork.ChannelCache[0], |
| roam_req->ChannelCacheType, |
| roam_req->sessionId); |
| /* |
| * Even though the channel list is empty, we can |
| * still go ahead and start Roaming. |
| */ |
| if ((qdf_status != QDF_STATUS_SUCCESS) && |
| (qdf_status != QDF_STATUS_E_EMPTY)) |
| break; |
| |
| |
| qdf_status = wma_roam_scan_offload_rssi_thresh(wma_handle, |
| roam_req); |
| if (qdf_status != QDF_STATUS_SUCCESS) |
| break; |
| |
| if (roam_req->EmptyRefreshScanPeriod > 0) { |
| qdf_status = wma_roam_scan_offload_scan_period( |
| wma_handle, |
| roam_req->EmptyRefreshScanPeriod, |
| roam_req->EmptyRefreshScanPeriod * 3, |
| roam_req->sessionId); |
| if (qdf_status != QDF_STATUS_SUCCESS) |
| break; |
| |
| mode = WMI_ROAM_SCAN_MODE_PERIODIC; |
| /* Don't use rssi triggered roam scans if external app |
| * is in control of channel list. |
| */ |
| if (roam_req->ChannelCacheType != CHANNEL_LIST_STATIC) |
| mode |= WMI_ROAM_SCAN_MODE_RSSI_CHANGE; |
| |
| } else { |
| mode = WMI_ROAM_SCAN_MODE_RSSI_CHANGE; |
| } |
| |
| qdf_status = wma_roam_scan_offload_rssi_change(wma_handle, |
| roam_req->sessionId, |
| roam_req->RoamRescanRssiDiff, |
| roam_req->RoamBeaconRssiWeight, |
| roam_req->hi_rssi_scan_delay); |
| if (qdf_status != QDF_STATUS_SUCCESS) |
| break; |
| |
| qdf_status = wma_roam_scan_offload_ap_profile(wma_handle, |
| roam_req); |
| if (qdf_status != QDF_STATUS_SUCCESS) |
| break; |
| |
| wma_roam_scan_fill_scan_params(wma_handle, pMac, roam_req, |
| &scan_params); |
| qdf_status = |
| wma_roam_scan_offload_mode(wma_handle, &scan_params, |
| roam_req, mode, |
| roam_req->sessionId); |
| |
| break; |
| |
| default: |
| break; |
| } |
| qdf_mem_free(roam_req); |
| return qdf_status; |
| } |
| |
| void wma_update_per_roam_config(WMA_HANDLE handle, |
| struct wmi_per_roam_config_req *req_buf) |
| { |
| int status; |
| tp_wma_handle wma_handle = (tp_wma_handle) handle; |
| |
| if (!wma_handle || !wma_handle->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, cannot send per roam config", |
| __func__); |
| return; |
| } |
| |
| status = wmi_unified_set_per_roam_config(wma_handle->wmi_handle, |
| req_buf); |
| if (status != EOK) |
| WMA_LOGE("%s: failed to set per roam config to FW", |
| __func__); |
| } |
| |
| #ifdef WLAN_FEATURE_ROAM_OFFLOAD |
| |
| /** |
| * wma_process_roam_invoke() - send roam invoke command to fw. |
| * @handle: wma handle |
| * @roaminvoke: roam invoke command |
| * |
| * Send roam invoke command to fw for fastreassoc. |
| * |
| * Return: none |
| */ |
| void wma_process_roam_invoke(WMA_HANDLE handle, |
| struct wma_roam_invoke_cmd *roaminvoke) |
| { |
| tp_wma_handle wma_handle = (tp_wma_handle) handle; |
| uint32_t ch_hz; |
| |
| if (!wma_handle || !wma_handle->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not send roam invoke", |
| __func__); |
| goto free_frame_buf; |
| } |
| ch_hz = (A_UINT32)cds_chan_to_freq(roaminvoke->channel); |
| wmi_unified_roam_invoke_cmd(wma_handle->wmi_handle, |
| (struct wmi_roam_invoke_cmd *)roaminvoke, |
| ch_hz); |
| free_frame_buf: |
| if (roaminvoke->frame_len) { |
| qdf_mem_free(roaminvoke->frame_buf); |
| roaminvoke->frame_buf = NULL; |
| } |
| } |
| |
| /** |
| * wma_process_roam_synch_fail() -roam synch failure handle |
| * @handle: wma handle |
| * @synch_fail: roam synch fail parameters |
| * |
| * Return: none |
| */ |
| void wma_process_roam_synch_fail(WMA_HANDLE handle, |
| struct roam_offload_synch_fail *synch_fail) |
| { |
| tp_wma_handle wma_handle = (tp_wma_handle) handle; |
| |
| if (!wma_handle || !wma_handle->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not clean-up roam synch", |
| __func__); |
| return; |
| } |
| wlan_roam_debug_log(synch_fail->session_id, |
| DEBUG_ROAM_SYNCH_FAIL, |
| DEBUG_INVALID_PEER_ID, NULL, NULL, 0, 0); |
| |
| /* Hand Off Failure could happen as an exception, when a roam synch |
| * indication is posted to Host, but a roam synch complete is not |
| * posted to the firmware.So, clear the roam synch in progress |
| * flag before disconnecting the session through this event. |
| */ |
| wma_handle->interfaces[synch_fail->session_id].roam_synch_in_progress = |
| false; |
| } |
| |
| /** |
| * wma_fill_roam_synch_buffer() - Fill the the roam sync buffer |
| * @wma: Global WMA Handle |
| * @roam_synch_ind_ptr: Buffer to be filled |
| * @param_buf: Source buffer |
| * |
| * Firmware sends all the required information required for roam |
| * synch propagation as TLV's and stored in param_buf. These |
| * parameters are parsed and filled into the roam synch indication |
| * buffer which will be used at different layers for propagation. |
| * |
| * Return: Success or Failure |
| */ |
| static int wma_fill_roam_synch_buffer(tp_wma_handle wma, |
| roam_offload_synch_ind *roam_synch_ind_ptr, |
| WMI_ROAM_SYNCH_EVENTID_param_tlvs *param_buf) |
| { |
| wmi_roam_synch_event_fixed_param *synch_event; |
| uint8_t *bcn_probersp_ptr; |
| uint8_t *reassoc_rsp_ptr; |
| uint8_t *reassoc_req_ptr; |
| wmi_channel *chan; |
| wmi_key_material *key; |
| wmi_roam_fils_synch_tlv_param *fils_info; |
| |
| synch_event = param_buf->fixed_param; |
| roam_synch_ind_ptr->roamedVdevId = synch_event->vdev_id; |
| roam_synch_ind_ptr->authStatus = synch_event->auth_status; |
| roam_synch_ind_ptr->roamReason = synch_event->roam_reason; |
| roam_synch_ind_ptr->rssi = synch_event->rssi; |
| roam_synch_ind_ptr->isBeacon = synch_event->is_beacon; |
| WMI_MAC_ADDR_TO_CHAR_ARRAY(&synch_event->bssid, |
| roam_synch_ind_ptr->bssid.bytes); |
| WMA_LOGI("%s: roamedVdevId %d authStatus %d roamReason %d rssi %d isBeacon %d", |
| __func__, roam_synch_ind_ptr->roamedVdevId, |
| roam_synch_ind_ptr->authStatus, roam_synch_ind_ptr->roamReason, |
| roam_synch_ind_ptr->rssi, roam_synch_ind_ptr->isBeacon); |
| |
| if (!QDF_IS_STATUS_SUCCESS( |
| wma->csr_roam_synch_cb((tpAniSirGlobal)wma->mac_context, |
| roam_synch_ind_ptr, NULL, SIR_ROAMING_DEREGISTER_STA))) { |
| WMA_LOGE("LFR3: CSR Roam synch cb failed"); |
| return -EINVAL; |
| } |
| /* Beacon/Probe Rsp data */ |
| roam_synch_ind_ptr->beaconProbeRespOffset = |
| sizeof(roam_offload_synch_ind); |
| bcn_probersp_ptr = (uint8_t *) roam_synch_ind_ptr + |
| roam_synch_ind_ptr->beaconProbeRespOffset; |
| roam_synch_ind_ptr->beaconProbeRespLength = |
| synch_event->bcn_probe_rsp_len; |
| qdf_mem_copy(bcn_probersp_ptr, param_buf->bcn_probe_rsp_frame, |
| roam_synch_ind_ptr->beaconProbeRespLength); |
| /* ReAssoc Rsp data */ |
| roam_synch_ind_ptr->reassocRespOffset = |
| sizeof(roam_offload_synch_ind) + |
| roam_synch_ind_ptr->beaconProbeRespLength; |
| roam_synch_ind_ptr->reassocRespLength = synch_event->reassoc_rsp_len; |
| reassoc_rsp_ptr = (uint8_t *) roam_synch_ind_ptr + |
| roam_synch_ind_ptr->reassocRespOffset; |
| qdf_mem_copy(reassoc_rsp_ptr, |
| param_buf->reassoc_rsp_frame, |
| roam_synch_ind_ptr->reassocRespLength); |
| |
| /* ReAssoc Req data */ |
| roam_synch_ind_ptr->reassoc_req_offset = |
| sizeof(roam_offload_synch_ind) + |
| roam_synch_ind_ptr->beaconProbeRespLength + |
| roam_synch_ind_ptr->reassocRespLength; |
| roam_synch_ind_ptr->reassoc_req_length = synch_event->reassoc_req_len; |
| reassoc_req_ptr = (uint8_t *) roam_synch_ind_ptr + |
| roam_synch_ind_ptr->reassoc_req_offset; |
| qdf_mem_copy(reassoc_req_ptr, param_buf->reassoc_req_frame, |
| roam_synch_ind_ptr->reassoc_req_length); |
| |
| chan = (wmi_channel *) param_buf->chan; |
| roam_synch_ind_ptr->chan_freq = chan->mhz; |
| key = (wmi_key_material *) param_buf->key; |
| if (key != NULL) { |
| qdf_mem_copy(roam_synch_ind_ptr->kck, key->kck, |
| SIR_KCK_KEY_LEN); |
| roam_synch_ind_ptr->kek_len = SIR_KEK_KEY_LEN; |
| qdf_mem_copy(roam_synch_ind_ptr->kek, key->kek, |
| SIR_KEK_KEY_LEN); |
| qdf_mem_copy(roam_synch_ind_ptr->replay_ctr, |
| key->replay_counter, SIR_REPLAY_CTR_LEN); |
| } |
| if (param_buf->hw_mode_transition_fixed_param) |
| wma_process_pdev_hw_mode_trans_ind(wma, |
| param_buf->hw_mode_transition_fixed_param, |
| param_buf->wmi_pdev_set_hw_mode_response_vdev_mac_mapping, |
| &roam_synch_ind_ptr->hw_mode_trans_ind); |
| else |
| WMA_LOGD(FL("hw_mode transition fixed param is NULL")); |
| |
| fils_info = (wmi_roam_fils_synch_tlv_param *) |
| (param_buf->roam_fils_synch_info); |
| if (param_buf->roam_fils_synch_info) { |
| roam_synch_ind_ptr->kek_len = fils_info->kek_len; |
| qdf_mem_copy(roam_synch_ind_ptr->kek, fils_info->kek, |
| fils_info->kek_len); |
| |
| roam_synch_ind_ptr->pmk_len = fils_info->pmk_len; |
| qdf_mem_copy(roam_synch_ind_ptr->pmk, fils_info->pmk, |
| fils_info->pmk_len); |
| |
| qdf_mem_copy(roam_synch_ind_ptr->pmkid, fils_info->pmkid, |
| SIR_PMKID_LEN); |
| |
| roam_synch_ind_ptr->update_erp_next_seq_num = |
| fils_info->update_erp_next_seq_num; |
| roam_synch_ind_ptr->next_erp_seq_num = |
| fils_info->next_erp_seq_num; |
| |
| WMA_LOGD("Update ERP Seq Num %d, Next ERP Seq Num %d", |
| roam_synch_ind_ptr->update_erp_next_seq_num, |
| roam_synch_ind_ptr->next_erp_seq_num); |
| } |
| return 0; |
| } |
| |
| /** |
| * wma_roam_update_vdev() - Update the STA and BSS |
| * @wma: Global WMA Handle |
| * @roam_synch_ind_ptr: Information needed for roam sync propagation |
| * |
| * This function will perform all the vdev related operations with |
| * respect to the self sta and the peer after roaming and completes |
| * the roam synch propagation with respect to WMA layer. |
| * |
| * Return: None |
| */ |
| static void wma_roam_update_vdev(tp_wma_handle wma, |
| roam_offload_synch_ind *roam_synch_ind_ptr) |
| { |
| tDeleteBssParams *del_bss_params; |
| tDeleteStaParams *del_sta_params; |
| tLinkStateParams *set_link_params; |
| tAddStaParams *add_sta_params; |
| uint8_t vdev_id; |
| |
| vdev_id = roam_synch_ind_ptr->roamedVdevId; |
| wma->interfaces[vdev_id].nss = roam_synch_ind_ptr->nss; |
| del_bss_params = qdf_mem_malloc(sizeof(*del_bss_params)); |
| del_sta_params = qdf_mem_malloc(sizeof(*del_sta_params)); |
| set_link_params = qdf_mem_malloc(sizeof(*set_link_params)); |
| add_sta_params = qdf_mem_malloc(sizeof(*add_sta_params)); |
| if (!del_bss_params || !del_sta_params || |
| !set_link_params || !add_sta_params) { |
| WMA_LOGE("%s: failed to allocate memory", __func__); |
| return; |
| } |
| qdf_mem_zero(del_bss_params, sizeof(*del_bss_params)); |
| qdf_mem_zero(del_sta_params, sizeof(*del_sta_params)); |
| qdf_mem_zero(set_link_params, sizeof(*set_link_params)); |
| qdf_mem_zero(add_sta_params, sizeof(*add_sta_params)); |
| |
| del_bss_params->smesessionId = vdev_id; |
| del_sta_params->smesessionId = vdev_id; |
| qdf_mem_copy(del_bss_params->bssid, wma->interfaces[vdev_id].bssid, |
| IEEE80211_ADDR_LEN); |
| set_link_params->state = eSIR_LINK_PREASSOC_STATE; |
| qdf_mem_copy(set_link_params->selfMacAddr, |
| roam_synch_ind_ptr->self_mac.bytes, IEEE80211_ADDR_LEN); |
| qdf_mem_copy(set_link_params->bssid, roam_synch_ind_ptr->bssid.bytes, |
| IEEE80211_ADDR_LEN); |
| add_sta_params->staType = STA_ENTRY_SELF; |
| add_sta_params->smesessionId = vdev_id; |
| qdf_mem_copy(&add_sta_params->bssId, &roam_synch_ind_ptr->bssid.bytes, |
| IEEE80211_ADDR_LEN); |
| add_sta_params->staIdx = STA_INVALID_IDX; |
| add_sta_params->assocId = roam_synch_ind_ptr->aid; |
| |
| wma_delete_sta(wma, del_sta_params); |
| wma_delete_bss(wma, del_bss_params); |
| wma_set_linkstate(wma, set_link_params); |
| wma_add_bss(wma, (tpAddBssParams)roam_synch_ind_ptr->add_bss_params); |
| wma_add_sta(wma, add_sta_params); |
| wma_vdev_set_mlme_state(wma, vdev_id, WLAN_VDEV_S_RUN); |
| qdf_mem_copy(wma->interfaces[vdev_id].bssid, |
| roam_synch_ind_ptr->bssid.bytes, IEEE80211_ADDR_LEN); |
| qdf_mem_free(del_bss_params); |
| qdf_mem_free(set_link_params); |
| qdf_mem_free(add_sta_params); |
| } |
| |
| /** |
| * wma_roam_synch_event_handler() - roam synch event handler |
| * @handle: wma handle |
| * @event: event data |
| * @len: length of data |
| * |
| * This function is roam synch event handler. It sends roam |
| * indication for upper layer. |
| * |
| * Return: Success or Failure status |
| */ |
| int wma_roam_synch_event_handler(void *handle, uint8_t *event, |
| uint32_t len) |
| { |
| WMI_ROAM_SYNCH_EVENTID_param_tlvs *param_buf = NULL; |
| wmi_roam_synch_event_fixed_param *synch_event = NULL; |
| tp_wma_handle wma = (tp_wma_handle) handle; |
| roam_offload_synch_ind *roam_synch_ind_ptr = NULL; |
| tpSirBssDescription bss_desc_ptr = NULL; |
| uint16_t ie_len = 0; |
| int status = -EINVAL; |
| tSirRoamOffloadScanReq *roam_req; |
| qdf_time_t roam_synch_received = qdf_get_system_timestamp(); |
| uint32_t roam_synch_data_len; |
| |
| WMA_LOGD("LFR3:%s", __func__); |
| if (!event) { |
| WMA_LOGE("%s: event param null", __func__); |
| goto cleanup_label; |
| } |
| |
| param_buf = (WMI_ROAM_SYNCH_EVENTID_param_tlvs *) event; |
| if (!param_buf) { |
| WMA_LOGE("%s: received null buf from target", __func__); |
| goto cleanup_label; |
| } |
| |
| synch_event = param_buf->fixed_param; |
| if (!synch_event) { |
| WMA_LOGE("%s: received null event data from target", __func__); |
| goto cleanup_label; |
| } |
| |
| if (synch_event->vdev_id >= wma->max_bssid) { |
| WMA_LOGE("%s: received invalid vdev_id %d", |
| __func__, synch_event->vdev_id); |
| goto cleanup_label; |
| } |
| |
| wlan_roam_debug_log(synch_event->vdev_id, DEBUG_ROAM_SYNCH_IND, |
| DEBUG_INVALID_PEER_ID, NULL, NULL, |
| synch_event->bssid.mac_addr31to0, |
| synch_event->bssid.mac_addr47to32); |
| DPTRACE(qdf_dp_trace_record_event(QDF_DP_TRACE_EVENT_RECORD, |
| synch_event->vdev_id, QDF_TRACE_DEFAULT_PDEV_ID, |
| QDF_PROTO_TYPE_EVENT, QDF_ROAM_SYNCH)); |
| |
| if (wma_is_roam_synch_in_progress(wma, synch_event->vdev_id)) { |
| WMA_LOGE("%s: Ignoring RSI since one is already in progress", |
| __func__); |
| goto cleanup_label; |
| } |
| WMA_LOGI("LFR3: Received WMA_ROAM_OFFLOAD_SYNCH_IND"); |
| |
| /* |
| * All below length fields are unsigned and hence positive numbers. |
| * Maximum number during the addition would be (3 * MAX_LIMIT(UINT32) + |
| * few fixed fields). |
| */ |
| WMA_LOGD("synch payload: LEN bcn:%d, req:%d, rsp:%d", |
| synch_event->bcn_probe_rsp_len, |
| synch_event->reassoc_req_len, |
| synch_event->reassoc_rsp_len); |
| if (synch_event->bcn_probe_rsp_len > WMI_SVC_MSG_MAX_SIZE) |
| goto cleanup_label; |
| if (synch_event->reassoc_rsp_len > |
| (WMI_SVC_MSG_MAX_SIZE - synch_event->bcn_probe_rsp_len)) |
| goto cleanup_label; |
| if (synch_event->reassoc_req_len > |
| WMI_SVC_MSG_MAX_SIZE - (synch_event->bcn_probe_rsp_len + |
| synch_event->reassoc_rsp_len)) |
| goto cleanup_label; |
| roam_synch_data_len = synch_event->bcn_probe_rsp_len + |
| synch_event->reassoc_rsp_len + synch_event->reassoc_req_len; |
| /* |
| * Below is the check for the entire size of the message received from' |
| * the firmware. |
| */ |
| if (roam_synch_data_len > WMI_SVC_MSG_MAX_SIZE - |
| (sizeof(*synch_event) + sizeof(wmi_channel) + |
| sizeof(wmi_key_material) + sizeof(uint32_t))) |
| goto cleanup_label; |
| roam_synch_data_len += sizeof(roam_offload_synch_ind); |
| |
| cds_host_diag_log_work(&wma->roam_ho_wl, |
| WMA_ROAM_HO_WAKE_LOCK_DURATION, |
| WIFI_POWER_EVENT_WAKELOCK_WOW); |
| qdf_wake_lock_timeout_acquire(&wma->roam_ho_wl, |
| WMA_ROAM_HO_WAKE_LOCK_DURATION); |
| |
| wma->interfaces[synch_event->vdev_id].roam_synch_in_progress = true; |
| roam_synch_ind_ptr = |
| (roam_offload_synch_ind *)qdf_mem_malloc(roam_synch_data_len); |
| if (!roam_synch_ind_ptr) { |
| WMA_LOGE("%s: failed to allocate memory for roam_synch_event", |
| __func__); |
| QDF_ASSERT(roam_synch_ind_ptr != NULL); |
| status = -ENOMEM; |
| goto cleanup_label; |
| } |
| qdf_mem_zero(roam_synch_ind_ptr, roam_synch_data_len); |
| status = wma_fill_roam_synch_buffer(wma, |
| roam_synch_ind_ptr, param_buf); |
| if (status != 0) |
| goto cleanup_label; |
| /* 24 byte MAC header and 12 byte to ssid IE */ |
| if (roam_synch_ind_ptr->beaconProbeRespLength > |
| (SIR_MAC_HDR_LEN_3A + SIR_MAC_B_PR_SSID_OFFSET)) { |
| ie_len = roam_synch_ind_ptr->beaconProbeRespLength - |
| (SIR_MAC_HDR_LEN_3A + SIR_MAC_B_PR_SSID_OFFSET); |
| } else { |
| WMA_LOGE("LFR3: Invalid Beacon Length"); |
| goto cleanup_label; |
| } |
| bss_desc_ptr = qdf_mem_malloc(sizeof(tSirBssDescription) + ie_len); |
| if (NULL == bss_desc_ptr) { |
| WMA_LOGE("LFR3: mem alloc failed!"); |
| QDF_ASSERT(bss_desc_ptr != NULL); |
| status = -ENOMEM; |
| goto cleanup_label; |
| } |
| qdf_mem_zero(bss_desc_ptr, sizeof(tSirBssDescription) + ie_len); |
| if (QDF_IS_STATUS_ERROR(wma->pe_roam_synch_cb( |
| (tpAniSirGlobal)wma->mac_context, |
| roam_synch_ind_ptr, bss_desc_ptr))) { |
| WMA_LOGE("LFR3: PE roam synch cb failed"); |
| status = -EBUSY; |
| goto cleanup_label; |
| } |
| |
| wma_roam_update_vdev(wma, roam_synch_ind_ptr); |
| wma->csr_roam_synch_cb((tpAniSirGlobal)wma->mac_context, |
| roam_synch_ind_ptr, bss_desc_ptr, SIR_ROAM_SYNCH_PROPAGATION); |
| wma_process_roam_synch_complete(wma, synch_event->vdev_id); |
| |
| /* update freq and channel width */ |
| wma->interfaces[synch_event->vdev_id].mhz = |
| roam_synch_ind_ptr->chan_freq; |
| if (roam_synch_ind_ptr->join_rsp) |
| wma->interfaces[synch_event->vdev_id].chan_width = |
| roam_synch_ind_ptr->join_rsp->vht_channel_width; |
| |
| wma->csr_roam_synch_cb((tpAniSirGlobal)wma->mac_context, |
| roam_synch_ind_ptr, bss_desc_ptr, SIR_ROAM_SYNCH_COMPLETE); |
| wma->interfaces[synch_event->vdev_id].roam_synch_delay = |
| qdf_get_system_timestamp() - roam_synch_received; |
| WMA_LOGD("LFR3: roam_synch_delay:%d", |
| wma->interfaces[synch_event->vdev_id].roam_synch_delay); |
| wma->csr_roam_synch_cb((tpAniSirGlobal)wma->mac_context, |
| roam_synch_ind_ptr, bss_desc_ptr, SIR_ROAM_SYNCH_NAPI_OFF); |
| |
| status = 0; |
| |
| cleanup_label: |
| if (status != 0) { |
| if (roam_synch_ind_ptr) |
| wma->csr_roam_synch_cb((tpAniSirGlobal)wma->mac_context, |
| roam_synch_ind_ptr, NULL, SIR_ROAMING_ABORT); |
| roam_req = qdf_mem_malloc(sizeof(tSirRoamOffloadScanReq)); |
| if (roam_req && synch_event) { |
| roam_req->Command = ROAM_SCAN_OFFLOAD_STOP; |
| roam_req->reason = REASON_ROAM_SYNCH_FAILED; |
| roam_req->sessionId = synch_event->vdev_id; |
| wma_process_roaming_config(wma, roam_req); |
| } |
| } |
| if (roam_synch_ind_ptr && roam_synch_ind_ptr->join_rsp) |
| qdf_mem_free(roam_synch_ind_ptr->join_rsp); |
| if (roam_synch_ind_ptr) |
| qdf_mem_free(roam_synch_ind_ptr); |
| if (bss_desc_ptr) |
| qdf_mem_free(bss_desc_ptr); |
| if (wma && synch_event) |
| wma->interfaces[synch_event->vdev_id].roam_synch_in_progress = |
| false; |
| |
| return status; |
| } |
| |
| /** |
| * wma_roam_scan_fill_self_caps() - fill capabilities |
| * @wma_handle: wma handle |
| * @roam_offload_params: offload parameters |
| * @roam_req: roam request |
| * |
| * This function fills roam self capablities. |
| * |
| * Return: QDF status |
| */ |
| QDF_STATUS wma_roam_scan_fill_self_caps(tp_wma_handle wma_handle, |
| roam_offload_param * |
| roam_offload_params, |
| tSirRoamOffloadScanReq *roam_req) |
| { |
| struct sAniSirGlobal *pMac = NULL; |
| tSirMacCapabilityInfo selfCaps; |
| uint32_t val = 0; |
| uint32_t nCfgValue; |
| uint16_t *pCfgValue16; |
| uint8_t nCfgValue8, *pCfgValue8; |
| tSirMacQosInfoStation macQosInfoSta; |
| union { |
| uint16_t nCfgValue16; |
| tSirMacHTCapabilityInfo htCapInfo; |
| tSirMacExtendedHTCapabilityInfo extHtCapInfo; |
| } uHTCapabilityInfo; |
| |
| qdf_mem_set(&macQosInfoSta, sizeof(tSirMacQosInfoStation), 0); |
| /* Roaming is done only for INFRA STA type. |
| * So, ess will be one and ibss will be Zero |
| */ |
| pMac = cds_get_context(QDF_MODULE_ID_PE); |
| if (!pMac) { |
| WMA_LOGE("%s:NULL pMac ptr. Exiting", __func__); |
| QDF_ASSERT(0); |
| return QDF_STATUS_E_FAILURE; |
| } |
| |
| if (wlan_cfg_get_int(pMac, WNI_CFG_PRIVACY_ENABLED, &val) != |
| eSIR_SUCCESS) { |
| QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_PRIVACY_ENABLED"); |
| return QDF_STATUS_E_FAILURE; |
| } |
| selfCaps.ess = 1; |
| selfCaps.ibss = 0; |
| if (val) |
| selfCaps.privacy = 1; |
| if (wlan_cfg_get_int(pMac, WNI_CFG_SHORT_PREAMBLE, &val) != |
| eSIR_SUCCESS) { |
| QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_SHORT_PREAMBLE"); |
| return QDF_STATUS_E_FAILURE; |
| } |
| if (val) |
| selfCaps.shortPreamble = 1; |
| |
| selfCaps.pbcc = 0; |
| selfCaps.channelAgility = 0; |
| if (wlan_cfg_get_int(pMac, WNI_CFG_11G_SHORT_SLOT_TIME_ENABLED, |
| &val) != eSIR_SUCCESS) { |
| QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_11G_SHORT_SLOT_TIME_ENABLED"); |
| return QDF_STATUS_E_FAILURE; |
| } |
| if (val) |
| selfCaps.shortSlotTime = 1; |
| if (wlan_cfg_get_int(pMac, WNI_CFG_11H_ENABLED, &val) != eSIR_SUCCESS) { |
| QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_11H_ENABLED"); |
| return QDF_STATUS_E_FAILURE; |
| } |
| if (val) |
| selfCaps.spectrumMgt = 1; |
| if (wlan_cfg_get_int(pMac, WNI_CFG_QOS_ENABLED, &val) != eSIR_SUCCESS) { |
| QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_QOS_ENABLED"); |
| return QDF_STATUS_E_FAILURE; |
| } |
| if (val) |
| selfCaps.qos = 1; |
| if (wlan_cfg_get_int(pMac, WNI_CFG_APSD_ENABLED, &val) != |
| eSIR_SUCCESS) { |
| QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_APSD_ENABLED"); |
| return QDF_STATUS_E_FAILURE; |
| } |
| if (val) |
| selfCaps.apsd = 1; |
| |
| selfCaps.rrm = pMac->rrm.rrmSmeContext.rrmConfig.rrm_enabled; |
| |
| if (wlan_cfg_get_int(pMac, WNI_CFG_BLOCK_ACK_ENABLED, &val) != |
| eSIR_SUCCESS) { |
| QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_BLOCK_ACK_ENABLED"); |
| return QDF_STATUS_E_FAILURE; |
| } |
| selfCaps.delayedBA = |
| (uint16_t) ((val >> WNI_CFG_BLOCK_ACK_ENABLED_DELAYED) & 1); |
| selfCaps.immediateBA = |
| (uint16_t) ((val >> WNI_CFG_BLOCK_ACK_ENABLED_IMMEDIATE) & 1); |
| pCfgValue16 = (uint16_t *) &selfCaps; |
| roam_offload_params->capability = (*pCfgValue16) & 0xFFFF; |
| |
| if (wlan_cfg_get_int(pMac, WNI_CFG_HT_CAP_INFO, &nCfgValue) != |
| eSIR_SUCCESS) { |
| QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_HT_CAP_INFO"); |
| return QDF_STATUS_E_FAILURE; |
| } |
| uHTCapabilityInfo.nCfgValue16 = nCfgValue & 0xFFFF; |
| roam_offload_params->ht_caps_info = |
| uHTCapabilityInfo.nCfgValue16 & 0xFFFF; |
| if (wlan_cfg_get_int(pMac, WNI_CFG_HT_AMPDU_PARAMS, &nCfgValue) != |
| eSIR_SUCCESS) { |
| QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_HT_AMPDU_PARAMS"); |
| return QDF_STATUS_E_FAILURE; |
| } |
| /* tSirMacHTParametersInfo */ |
| nCfgValue8 = (uint8_t) nCfgValue; |
| roam_offload_params->ampdu_param = (nCfgValue8) & 0xFF; |
| |
| val = ROAM_OFFLOAD_NUM_MCS_SET; |
| if (wlan_cfg_get_str(pMac, WNI_CFG_SUPPORTED_MCS_SET, |
| (uint8_t *) roam_offload_params->mcsset, |
| &val) != eSIR_SUCCESS) { |
| QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_SUPPORTED_MCS_SET"); |
| return QDF_STATUS_E_FAILURE; |
| } |
| if (wlan_cfg_get_int(pMac, WNI_CFG_EXT_HT_CAP_INFO, &nCfgValue) != |
| eSIR_SUCCESS) { |
| QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_EXT_HT_CAP_INFO"); |
| return QDF_STATUS_E_FAILURE; |
| } |
| /* uHTCapabilityInfo.extHtCapInfo */ |
| uHTCapabilityInfo.nCfgValue16 = nCfgValue & 0xFFFF; |
| roam_offload_params->ht_ext_cap = |
| uHTCapabilityInfo.nCfgValue16 & 0xFFFF; |
| |
| if (wlan_cfg_get_int(pMac, WNI_CFG_TX_BF_CAP, &nCfgValue) != |
| eSIR_SUCCESS) { |
| QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_TX_BF_CAP"); |
| return QDF_STATUS_E_FAILURE; |
| } |
| /* tSirMacTxBFCapabilityInfo */ |
| nCfgValue8 = (uint8_t) nCfgValue; |
| roam_offload_params->ht_txbf = nCfgValue8 & 0xFF; |
| if (wlan_cfg_get_int(pMac, WNI_CFG_AS_CAP, &nCfgValue) != |
| eSIR_SUCCESS) { |
| QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_AS_CAP"); |
| return QDF_STATUS_E_FAILURE; |
| } |
| /* tSirMacASCapabilityInfo */ |
| nCfgValue8 = (uint8_t) nCfgValue; |
| roam_offload_params->asel_cap = nCfgValue8 & 0xFF; |
| |
| /* QOS Info */ |
| if (wlan_cfg_get_int(pMac, WNI_CFG_MAX_SP_LENGTH, &nCfgValue) != |
| eSIR_SUCCESS) { |
| QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_MAX_SP_LENGTH"); |
| return QDF_STATUS_E_FAILURE; |
| } |
| nCfgValue8 = (uint8_t) nCfgValue; |
| macQosInfoSta.maxSpLen = nCfgValue8; |
| macQosInfoSta.moreDataAck = 0; |
| macQosInfoSta.qack = 0; |
| macQosInfoSta.acbe_uapsd = roam_req->AcUapsd.acbe_uapsd; |
| macQosInfoSta.acbk_uapsd = roam_req->AcUapsd.acbk_uapsd; |
| macQosInfoSta.acvi_uapsd = roam_req->AcUapsd.acvi_uapsd; |
| macQosInfoSta.acvo_uapsd = roam_req->AcUapsd.acvo_uapsd; |
| pCfgValue8 = (uint8_t *) &macQosInfoSta; |
| /* macQosInfoSta Only queue_request is set.Refer to |
| * populate_dot11f_wmm_caps for more details |
| */ |
| roam_offload_params->qos_caps = (*pCfgValue8) & 0xFF; |
| if (roam_offload_params->qos_caps) |
| roam_offload_params->qos_enabled = true; |
| roam_offload_params->wmm_caps = 0x4 & 0xFF; |
| return QDF_STATUS_SUCCESS; |
| } |
| |
| /** |
| * wma_set_ric_req() - set ric request element |
| * @wma: wma handle |
| * @msg: message |
| * @is_add_ts: is addts required |
| * |
| * This function sets ric request element for 11r roaming. |
| * |
| * Return: none |
| */ |
| void wma_set_ric_req(tp_wma_handle wma, void *msg, uint8_t is_add_ts) |
| { |
| if (!wma) { |
| WMA_LOGE("%s: wma handle is NULL", __func__); |
| return; |
| } |
| |
| wmi_unified_set_ric_req_cmd(wma->wmi_handle, msg, is_add_ts); |
| } |
| #endif /* WLAN_FEATURE_ROAM_OFFLOAD */ |
| |
| /** |
| * wma_rssi_breached_event_handler() - rssi breached event handler |
| * @handle: wma handle |
| * @cmd_param_info: event handler data |
| * @len: length of @cmd_param_info |
| * |
| * Return: 0 on success; error number otherwise |
| */ |
| int wma_rssi_breached_event_handler(void *handle, |
| u_int8_t *cmd_param_info, u_int32_t len) |
| { |
| WMI_RSSI_BREACH_EVENTID_param_tlvs *param_buf; |
| wmi_rssi_breach_event_fixed_param *event; |
| struct rssi_breach_event rssi; |
| tpAniSirGlobal mac = cds_get_context(QDF_MODULE_ID_PE); |
| |
| if (!mac) { |
| WMA_LOGE("%s: Invalid mac context", __func__); |
| return -EINVAL; |
| } |
| if (!mac->sme.rssi_threshold_breached_cb) { |
| WMA_LOGE("%s: Callback not registered", __func__); |
| return -EINVAL; |
| } |
| param_buf = (WMI_RSSI_BREACH_EVENTID_param_tlvs *)cmd_param_info; |
| if (!param_buf) { |
| WMA_LOGE("%s: Invalid rssi breached event", __func__); |
| return -EINVAL; |
| } |
| event = param_buf->fixed_param; |
| |
| rssi.request_id = event->request_id; |
| rssi.session_id = event->vdev_id; |
| rssi.curr_rssi = event->rssi + WMA_TGT_NOISE_FLOOR_DBM; |
| WMI_MAC_ADDR_TO_CHAR_ARRAY(&event->bssid, rssi.curr_bssid.bytes); |
| |
| WMA_LOGD("%s: req_id: %u vdev_id: %d curr_rssi: %d", __func__, |
| rssi.request_id, rssi.session_id, rssi.curr_rssi); |
| WMA_LOGI("%s: curr_bssid: %pM", __func__, rssi.curr_bssid.bytes); |
| |
| mac->sme.rssi_threshold_breached_cb(mac->hHdd, &rssi); |
| WMA_LOGD("%s: Invoke HDD rssi breached callback", __func__); |
| return 0; |
| } |
| |
| #ifdef WLAN_FEATURE_ROAM_OFFLOAD |
| /** |
| * wma_roam_ho_fail_handler() - LFR3.0 roam hand off failed handler |
| * @wma: wma handle |
| * @vdev_id: vdev id |
| * |
| * Return: none |
| */ |
| static void wma_roam_ho_fail_handler(tp_wma_handle wma, uint32_t vdev_id) |
| { |
| tSirSmeHOFailureInd *ho_failure_ind; |
| struct scheduler_msg sme_msg = { 0 }; |
| QDF_STATUS qdf_status; |
| |
| ho_failure_ind = qdf_mem_malloc(sizeof(tSirSmeHOFailureInd)); |
| |
| if (NULL == ho_failure_ind) { |
| WMA_LOGE("%s: Memory allocation failure", __func__); |
| return; |
| } |
| ho_failure_ind->sessionId = vdev_id; |
| sme_msg.type = eWNI_SME_HO_FAIL_IND; |
| sme_msg.bodyptr = ho_failure_ind; |
| sme_msg.bodyval = 0; |
| |
| qdf_status = scheduler_post_msg(QDF_MODULE_ID_SME, &sme_msg); |
| if (!QDF_IS_STATUS_SUCCESS(qdf_status)) { |
| WMA_LOGE("Fail to post eWNI_SME_HO_FAIL_IND msg to SME"); |
| qdf_mem_free(ho_failure_ind); |
| return; |
| } |
| } |
| |
| /** |
| * wma_process_roam_synch_complete() - roam synch complete command to fw. |
| * @handle: wma handle |
| * @synchcnf: offload synch confirmation params |
| * |
| * This function sends roam synch complete event to fw. |
| * |
| * Return: none |
| */ |
| void wma_process_roam_synch_complete(WMA_HANDLE handle, uint8_t vdev_id) |
| { |
| tp_wma_handle wma_handle = (tp_wma_handle) handle; |
| |
| if (!wma_handle || !wma_handle->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not issue roam synch cnf", |
| __func__); |
| return; |
| } |
| |
| if (wmi_unified_roam_synch_complete_cmd(wma_handle->wmi_handle, |
| vdev_id)) { |
| return; |
| } |
| |
| DPTRACE(qdf_dp_trace_record_event(QDF_DP_TRACE_EVENT_RECORD, |
| vdev_id, QDF_TRACE_DEFAULT_PDEV_ID, |
| QDF_PROTO_TYPE_EVENT, QDF_ROAM_COMPLETE)); |
| |
| WMA_LOGI("LFR3: Posting WMA_ROAM_OFFLOAD_SYNCH_CNF"); |
| wlan_roam_debug_log(vdev_id, DEBUG_ROAM_SYNCH_CNF, |
| DEBUG_INVALID_PEER_ID, NULL, NULL, 0, 0); |
| |
| } |
| #endif /* WLAN_FEATURE_ROAM_OFFLOAD */ |
| |
| /** |
| * wma_switch_channel() - WMA api to switch channel dynamically |
| * @wma: Pointer of WMA context |
| * @req: Pointer vdev_start having channel switch info. |
| * |
| * Return: 0 for success, otherwise appropriate error code |
| */ |
| static QDF_STATUS wma_switch_channel(tp_wma_handle wma, |
| struct wma_vdev_start_req *req) |
| { |
| |
| wmi_buf_t buf; |
| wmi_channel *cmd; |
| int32_t len, ret; |
| WLAN_PHY_MODE chanmode; |
| struct wma_txrx_node *intr = wma->interfaces; |
| tpAniSirGlobal pmac; |
| |
| pmac = cds_get_context(QDF_MODULE_ID_PE); |
| |
| if (pmac == NULL) { |
| WMA_LOGE("%s: vdev start failed as pmac is NULL", __func__); |
| return QDF_STATUS_E_FAILURE; |
| } |
| |
| len = sizeof(*cmd); |
| buf = wmi_buf_alloc(wma->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGE("%s : wmi_buf_alloc failed", __func__); |
| return QDF_STATUS_E_NOMEM; |
| } |
| cmd = (wmi_channel *)wmi_buf_data(buf); |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_channel, |
| WMITLV_GET_STRUCT_TLVLEN(wmi_channel)); |
| |
| /* Fill channel info */ |
| cmd->mhz = cds_chan_to_freq(req->chan); |
| chanmode = wma_chan_phy_mode(req->chan, req->chan_width, |
| req->dot11_mode); |
| |
| intr[req->vdev_id].chanmode = chanmode; /* save channel mode */ |
| intr[req->vdev_id].ht_capable = req->ht_capable; |
| intr[req->vdev_id].vht_capable = req->vht_capable; |
| intr[req->vdev_id].config.gtx_info.gtxRTMask[0] = |
| CFG_TGT_DEFAULT_GTX_HT_MASK; |
| intr[req->vdev_id].config.gtx_info.gtxRTMask[1] = |
| CFG_TGT_DEFAULT_GTX_VHT_MASK; |
| |
| if (wlan_cfg_get_int(pmac, WNI_CFG_TGT_GTX_USR_CFG, |
| &intr[req->vdev_id].config.gtx_info.gtxUsrcfg) != eSIR_SUCCESS) { |
| intr[req->vdev_id].config.gtx_info.gtxUsrcfg = |
| WNI_CFG_TGT_GTX_USR_CFG_STADEF; |
| QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_WARN, |
| "Failed to get WNI_CFG_TGT_GTX_USR_CFG"); |
| } |
| |
| intr[req->vdev_id].config.gtx_info.gtxPERThreshold = |
| CFG_TGT_DEFAULT_GTX_PER_THRESHOLD; |
| intr[req->vdev_id].config.gtx_info.gtxPERMargin = |
| CFG_TGT_DEFAULT_GTX_PER_MARGIN; |
| intr[req->vdev_id].config.gtx_info.gtxTPCstep = |
| CFG_TGT_DEFAULT_GTX_TPC_STEP; |
| intr[req->vdev_id].config.gtx_info.gtxTPCMin = |
| CFG_TGT_DEFAULT_GTX_TPC_MIN; |
| intr[req->vdev_id].config.gtx_info.gtxBWMask = |
| CFG_TGT_DEFAULT_GTX_BW_MASK; |
| intr[req->vdev_id].mhz = cmd->mhz; |
| |
| WMI_SET_CHANNEL_MODE(cmd, chanmode); |
| cmd->band_center_freq1 = cmd->mhz; |
| |
| if (chanmode == MODE_11AC_VHT80) |
| cmd->band_center_freq1 = |
| cds_chan_to_freq(req->ch_center_freq_seg0); |
| |
| if ((chanmode == MODE_11NA_HT40) || (chanmode == MODE_11NG_HT40) || |
| (chanmode == MODE_11AC_VHT40)) { |
| if (req->chan_width == CH_WIDTH_80MHZ) |
| cmd->band_center_freq1 += 10; |
| else |
| cmd->band_center_freq1 -= 10; |
| } |
| cmd->band_center_freq2 = 0; |
| |
| /* Set half or quarter rate WMI flags */ |
| if (req->is_half_rate) |
| WMI_SET_CHANNEL_FLAG(cmd, WMI_CHAN_FLAG_HALF_RATE); |
| else if (req->is_quarter_rate) |
| WMI_SET_CHANNEL_FLAG(cmd, WMI_CHAN_FLAG_QUARTER_RATE); |
| |
| /* Find out min, max and regulatory power levels */ |
| WMI_SET_CHANNEL_REG_POWER(cmd, req->max_txpow); |
| WMI_SET_CHANNEL_MAX_TX_POWER(cmd, req->max_txpow); |
| |
| |
| WMA_LOGE("%s: freq %d channel %d chanmode %d center_chan %d center_freq2 %d reg_info_1: 0x%x reg_info_2: 0x%x, req->max_txpow: 0x%x", |
| __func__, cmd->mhz, req->chan, chanmode, |
| cmd->band_center_freq1, cmd->band_center_freq2, |
| cmd->reg_info_1, cmd->reg_info_2, req->max_txpow); |
| |
| |
| ret = wmi_unified_cmd_send(wma->wmi_handle, buf, len, |
| WMI_PDEV_SET_CHANNEL_CMDID); |
| |
| if (ret < 0) { |
| WMA_LOGP("%s: Failed to send vdev start command", __func__); |
| wmi_buf_free(buf); |
| return QDF_STATUS_E_FAILURE; |
| } |
| |
| return QDF_STATUS_SUCCESS; |
| } |
| |
| /** |
| * wma_set_channel() - set channel |
| * @wma: wma handle |
| * @params: switch channel parameters |
| * |
| * Return: none |
| */ |
| void wma_set_channel(tp_wma_handle wma, tpSwitchChannelParams params) |
| { |
| struct wma_vdev_start_req req; |
| struct wma_target_req *msg; |
| QDF_STATUS status = QDF_STATUS_SUCCESS; |
| uint8_t vdev_id, peer_id; |
| void *peer; |
| struct cdp_pdev *pdev; |
| struct wma_txrx_node *intr = wma->interfaces; |
| struct policy_mgr_hw_mode_params hw_mode = {0}; |
| void *soc = cds_get_context(QDF_MODULE_ID_SOC); |
| uint16_t beacon_interval_ori; |
| |
| WMA_LOGD("%s: Enter", __func__); |
| if (!wma_find_vdev_by_addr(wma, params->selfStaMacAddr, &vdev_id)) { |
| WMA_LOGP("%s: Failed to find vdev id for %pM", |
| __func__, params->selfStaMacAddr); |
| status = QDF_STATUS_E_FAILURE; |
| goto send_resp; |
| } |
| pdev = cds_get_context(QDF_MODULE_ID_TXRX); |
| if (NULL == pdev) { |
| WMA_LOGE("%s: Failed to get pdev", __func__); |
| status = QDF_STATUS_E_FAILURE; |
| goto send_resp; |
| } |
| |
| peer = cdp_peer_find_by_addr(soc, |
| pdev, |
| intr[vdev_id].bssid, &peer_id); |
| |
| qdf_mem_zero(&req, sizeof(req)); |
| req.vdev_id = vdev_id; |
| req.chan = params->channelNumber; |
| req.chan_width = params->ch_width; |
| |
| if (params->ch_width == CH_WIDTH_10MHZ) |
| req.is_half_rate = 1; |
| else if (params->ch_width == CH_WIDTH_5MHZ) |
| req.is_quarter_rate = 1; |
| |
| req.vht_capable = params->vhtCapable; |
| req.ch_center_freq_seg0 = params->ch_center_freq_seg0; |
| req.ch_center_freq_seg1 = params->ch_center_freq_seg1; |
| req.dot11_mode = params->dot11_mode; |
| wma_update_vdev_he_capable(&req, params); |
| |
| WMA_LOGI(FL("vht_capable: %d, dot11_mode: %d"), |
| req.vht_capable, req.dot11_mode); |
| |
| status = policy_mgr_get_current_hw_mode(wma->psoc, &hw_mode); |
| if (!QDF_IS_STATUS_SUCCESS(status)) |
| WMA_LOGE("policy_mgr_get_current_hw_mode failed"); |
| |
| if (params->nss == 2) { |
| req.preferred_rx_streams = 2; |
| req.preferred_tx_streams = 2; |
| } else { |
| req.preferred_rx_streams = 1; |
| req.preferred_tx_streams = 1; |
| } |
| |
| req.max_txpow = params->maxTxPower; |
| req.beacon_intval = 100; |
| req.dtim_period = 1; |
| req.is_dfs = params->isDfsChannel; |
| req.cac_duration_ms = params->cac_duration_ms; |
| req.dfs_regdomain = params->dfs_regdomain; |
| |
| /* In case of AP mode, once radar is detected, we need to |
| * issuse VDEV RESTART, so we making is_channel_switch as |
| * true |
| */ |
| if ((wma_is_vdev_in_ap_mode(wma, req.vdev_id) == true) || |
| (params->restart_on_chan_switch == true)) |
| wma->interfaces[req.vdev_id].is_channel_switch = true; |
| |
| if (params->restart_on_chan_switch == true && |
| wma->interfaces[req.vdev_id].beacon_filter_enabled) |
| wma_remove_beacon_filter(wma, |
| &wma->interfaces[req.vdev_id].beacon_filter); |
| |
| if ((wma_is_vdev_in_ap_mode(wma, req.vdev_id) == true) && |
| (params->reduced_beacon_interval)) { |
| /* Reduce the beacon interval just before the channel switch. |
| * This would help in reducing the downtime on the STA side |
| * (which is waiting for beacons from the AP to resume back |
| * transmission). Switch back the beacon_interval to its |
| * original value after the channel switch based on the |
| * timeout. This would ensure there are atleast some beacons |
| * sent with increased frequency. |
| */ |
| |
| WMA_LOGD("%s: Changing beacon interval to %d", |
| __func__, params->reduced_beacon_interval); |
| |
| /* Add a timer to reset the beacon interval back*/ |
| beacon_interval_ori = req.beacon_intval; |
| req.beacon_intval = params->reduced_beacon_interval; |
| if (wma_fill_beacon_interval_reset_req(wma, |
| req.vdev_id, |
| beacon_interval_ori, |
| RESET_BEACON_INTERVAL_TIMEOUT)) { |
| |
| WMA_LOGD("%s: Failed to fill beacon interval reset req", |
| __func__); |
| } |
| } |
| |
| if (QDF_GLOBAL_MONITOR_MODE == cds_get_conparam() && |
| wma_is_vdev_up(vdev_id)) { |
| status = wma_switch_channel(wma, &req); |
| if (status != QDF_STATUS_SUCCESS) |
| WMA_LOGE("%s: wma_switch_channel failed %d\n", __func__, |
| status); |
| |
| /* This is temporary, should be removed */ |
| ol_htt_mon_note_chan(pdev, req.chan); |
| goto send_resp; |
| } else { |
| |
| msg = wma_fill_vdev_req(wma, req.vdev_id, WMA_CHNL_SWITCH_REQ, |
| WMA_TARGET_REQ_TYPE_VDEV_START, params, |
| WMA_VDEV_START_REQUEST_TIMEOUT); |
| if (!msg) { |
| WMA_LOGP("%s: Failed to fill channel switch request for vdev %d", |
| __func__, req.vdev_id); |
| status = QDF_STATUS_E_NOMEM; |
| goto send_resp; |
| } |
| status = wma_vdev_start(wma, &req, |
| wma->interfaces[req.vdev_id].is_channel_switch); |
| if (status != QDF_STATUS_SUCCESS) { |
| wma_remove_vdev_req(wma, req.vdev_id, |
| WMA_TARGET_REQ_TYPE_VDEV_START); |
| WMA_LOGP("%s: vdev start failed status = %d", __func__, |
| status); |
| goto send_resp; |
| } |
| |
| /* This is temporary, should be removed */ |
| if (QDF_GLOBAL_MONITOR_MODE == cds_get_conparam()) |
| ol_htt_mon_note_chan(pdev, req.chan); |
| } |
| return; |
| send_resp: |
| WMA_LOGD("%s: channel %d ch_width %d txpower %d status %d", __func__, |
| params->channelNumber, params->ch_width, |
| params->maxTxPower, |
| status); |
| params->status = status; |
| WMA_LOGI("%s: sending WMA_SWITCH_CHANNEL_RSP, status = 0x%x", |
| __func__, status); |
| wma_send_msg_high_priority(wma, WMA_SWITCH_CHANNEL_RSP, |
| (void *)params, 0); |
| } |
| |
| #ifdef FEATURE_WLAN_ESE |
| /** |
| * wma_plm_start() - plm start request |
| * @wma: wma handle |
| * @plm: plm request parameters |
| * |
| * This function request FW to start PLM. |
| * |
| * Return: QDF status |
| */ |
| QDF_STATUS wma_plm_start(tp_wma_handle wma, const tpSirPlmReq plm) |
| { |
| struct plm_req_params params = {0}; |
| uint32_t num_channels; |
| uint32_t *channel_list = NULL; |
| uint32_t i; |
| QDF_STATUS status; |
| |
| if (NULL == plm || NULL == wma) { |
| WMA_LOGE("%s: input pointer is NULL ", __func__); |
| return QDF_STATUS_E_FAILURE; |
| } |
| WMA_LOGD("PLM Start"); |
| |
| num_channels = plm->plmNumCh; |
| |
| if (num_channels) { |
| channel_list = qdf_mem_malloc(sizeof(uint32_t) * num_channels); |
| if (!channel_list) |
| return QDF_STATUS_E_FAILURE; |
| |
| for (i = 0; i < num_channels; i++) { |
| channel_list[i] = plm->plmChList[i]; |
| |
| if (channel_list[i] < WMA_NLO_FREQ_THRESH) |
| channel_list[i] = |
| cds_chan_to_freq(channel_list[i]); |
| } |
| } |
| |
| params.diag_token = plm->diag_token; |
| params.meas_token = plm->meas_token; |
| params.num_bursts = plm->numBursts; |
| params.burst_int = plm->burstInt; |
| params.meas_duration = plm->measDuration; |
| params.burst_len = plm->burstLen; |
| params.desired_tx_pwr = plm->desiredTxPwr; |
| params.plm_num_ch = plm->plmNumCh; |
| params.session_id = plm->sessionId; |
| params.enable = plm->enable; |
| qdf_mem_copy(¶ms.mac_addr, &plm->mac_addr, |
| sizeof(struct qdf_mac_addr)); |
| qdf_mem_copy(params.plm_ch_list, plm->plmChList, |
| WMI_CFG_VALID_CHANNEL_LIST_LEN); |
| |
| status = wmi_unified_plm_start_cmd(wma->wmi_handle, |
| ¶ms, channel_list); |
| if (QDF_IS_STATUS_ERROR(status)) { |
| qdf_mem_free(channel_list); |
| return status; |
| } |
| |
| qdf_mem_free(channel_list); |
| wma->interfaces[plm->sessionId].plm_in_progress = true; |
| |
| WMA_LOGD("Plm start request sent successfully for vdev %d", |
| plm->sessionId); |
| |
| return status; |
| } |
| |
| /** |
| * wma_plm_stop() - plm stop request |
| * @wma: wma handle |
| * @plm: plm request parameters |
| * |
| * This function request FW to stop PLM. |
| * |
| * Return: QDF status |
| */ |
| QDF_STATUS wma_plm_stop(tp_wma_handle wma, const tpSirPlmReq plm) |
| { |
| struct plm_req_params params = {0}; |
| QDF_STATUS status; |
| |
| if (NULL == plm || NULL == wma) { |
| WMA_LOGE("%s: input pointer is NULL ", __func__); |
| return QDF_STATUS_E_FAILURE; |
| } |
| |
| if (false == wma->interfaces[plm->sessionId].plm_in_progress) { |
| WMA_LOGE("No active plm req found, skip plm stop req"); |
| return QDF_STATUS_E_FAILURE; |
| } |
| |
| WMA_LOGD("PLM Stop"); |
| |
| params.diag_token = plm->diag_token; |
| params.meas_token = plm->meas_token; |
| params.num_bursts = plm->numBursts; |
| params.burst_int = plm->burstInt; |
| params.meas_duration = plm->measDuration; |
| params.burst_len = plm->burstLen; |
| params.desired_tx_pwr = plm->desiredTxPwr; |
| params.plm_num_ch = plm->plmNumCh; |
| params.session_id = plm->sessionId; |
| params.enable = plm->enable; |
| qdf_mem_copy(¶ms.mac_addr, &plm->mac_addr, |
| sizeof(struct qdf_mac_addr)); |
| qdf_mem_copy(params.plm_ch_list, plm->plmChList, |
| WMI_CFG_VALID_CHANNEL_LIST_LEN); |
| |
| status = wmi_unified_plm_stop_cmd(wma->wmi_handle, |
| ¶ms); |
| if (QDF_IS_STATUS_ERROR(status)) |
| return status; |
| |
| wma->interfaces[plm->sessionId].plm_in_progress = false; |
| |
| WMA_LOGD("Plm stop request sent successfully for vdev %d", |
| plm->sessionId); |
| |
| return status; |
| } |
| |
| /** |
| * wma_config_plm()- config PLM |
| * @wma: wma handle |
| * @plm: plm request parameters |
| * |
| * Return: none |
| */ |
| void wma_config_plm(tp_wma_handle wma, tpSirPlmReq plm) |
| { |
| QDF_STATUS ret = 0; |
| |
| if (NULL == plm || NULL == wma) |
| return; |
| |
| if (plm->enable) |
| ret = wma_plm_start(wma, plm); |
| else |
| ret = wma_plm_stop(wma, plm); |
| |
| if (ret) |
| WMA_LOGE("%s: PLM %s failed %d", __func__, |
| plm->enable ? "start" : "stop", ret); |
| |
| /* SME expects WMA to free tpSirPlmReq memory after |
| * processing PLM request. |
| */ |
| qdf_mem_free(plm); |
| plm = NULL; |
| } |
| #endif |
| |
| #ifdef FEATURE_WLAN_EXTSCAN |
| /** |
| * wma_extscan_wow_event_callback() - extscan wow event callback |
| * @handle: WMA handle |
| * @event: event buffer |
| * @len: length of @event buffer |
| * |
| * In wow case, the wow event is followed by the payload of the event |
| * which generated the wow event. |
| * payload is 4 bytes of length followed by event buffer. the first 4 bytes |
| * of event buffer is common tlv header, which is a combination |
| * of tag (higher 2 bytes) and length (lower 2 bytes). The tag is used to |
| * identify the event which triggered wow event. |
| * Payload is extracted and converted into generic tlv structure before |
| * being passed to this function. |
| * |
| * @Return: Errno |
| */ |
| int wma_extscan_wow_event_callback(void *handle, void *event, uint32_t len) |
| { |
| uint32_t tag = WMITLV_GET_TLVTAG(WMITLV_GET_HDR(event)); |
| |
| switch (tag) { |
| case WMITLV_TAG_STRUC_wmi_extscan_start_stop_event_fixed_param: |
| return wma_extscan_start_stop_event_handler(handle, event, len); |
| |
| case WMITLV_TAG_STRUC_wmi_extscan_operation_event_fixed_param: |
| return wma_extscan_operations_event_handler(handle, event, len); |
| |
| case WMITLV_TAG_STRUC_wmi_extscan_table_usage_event_fixed_param: |
| return wma_extscan_table_usage_event_handler(handle, event, |
| len); |
| |
| case WMITLV_TAG_STRUC_wmi_extscan_cached_results_event_fixed_param: |
| return wma_extscan_cached_results_event_handler(handle, event, |
| len); |
| |
| case WMITLV_TAG_STRUC_wmi_extscan_wlan_change_results_event_fixed_param: |
| return wma_extscan_change_results_event_handler(handle, event, |
| len); |
| |
| case WMITLV_TAG_STRUC_wmi_extscan_hotlist_match_event_fixed_param: |
| return wma_extscan_hotlist_match_event_handler(handle, event, |
| len); |
| |
| case WMITLV_TAG_STRUC_wmi_extscan_capabilities_event_fixed_param: |
| return wma_extscan_capabilities_event_handler(handle, event, |
| len); |
| |
| default: |
| WMA_LOGE(FL("Unknown tag: %d"), tag); |
| return 0; |
| } |
| } |
| #endif |
| |
| /** |
| * wma_register_extscan_event_handler() - register extscan event handler |
| * @wma_handle: wma handle |
| * |
| * This function register extscan related event handlers. |
| * |
| * Return: none |
| */ |
| void wma_register_extscan_event_handler(tp_wma_handle wma_handle) |
| { |
| if (!wma_handle) { |
| WMA_LOGE("%s: extscan wma_handle is NULL", __func__); |
| return; |
| } |
| wmi_unified_register_event_handler(wma_handle->wmi_handle, |
| WMI_EXTSCAN_START_STOP_EVENTID, |
| wma_extscan_start_stop_event_handler, |
| WMA_RX_SERIALIZER_CTX); |
| |
| wmi_unified_register_event_handler(wma_handle->wmi_handle, |
| WMI_EXTSCAN_CAPABILITIES_EVENTID, |
| wma_extscan_capabilities_event_handler, |
| WMA_RX_SERIALIZER_CTX); |
| |
| wmi_unified_register_event_handler(wma_handle->wmi_handle, |
| WMI_EXTSCAN_HOTLIST_MATCH_EVENTID, |
| wma_extscan_hotlist_match_event_handler, |
| WMA_RX_SERIALIZER_CTX); |
| |
| wmi_unified_register_event_handler(wma_handle->wmi_handle, |
| WMI_EXTSCAN_WLAN_CHANGE_RESULTS_EVENTID, |
| wma_extscan_change_results_event_handler, |
| WMA_RX_SERIALIZER_CTX); |
| |
| wmi_unified_register_event_handler(wma_handle->wmi_handle, |
| WMI_EXTSCAN_OPERATION_EVENTID, |
| wma_extscan_operations_event_handler, |
| WMA_RX_SERIALIZER_CTX); |
| wmi_unified_register_event_handler(wma_handle->wmi_handle, |
| WMI_EXTSCAN_TABLE_USAGE_EVENTID, |
| wma_extscan_table_usage_event_handler, |
| WMA_RX_SERIALIZER_CTX); |
| |
| wmi_unified_register_event_handler(wma_handle->wmi_handle, |
| WMI_EXTSCAN_CACHED_RESULTS_EVENTID, |
| wma_extscan_cached_results_event_handler, |
| WMA_RX_SERIALIZER_CTX); |
| |
| wmi_unified_register_event_handler(wma_handle->wmi_handle, |
| WMI_PASSPOINT_MATCH_EVENTID, |
| wma_passpoint_match_event_handler, |
| WMA_RX_SERIALIZER_CTX); |
| } |
| |
| #ifdef FEATURE_WLAN_EXTSCAN |
| |
| /** |
| * wma_extscan_start_stop_event_handler() - extscan start/stop event handler |
| * @handle: wma handle |
| * @cmd_param_info: event buffer |
| * @len: data length |
| * |
| * This function handles different extscan related commands |
| * like start/stop/get results etc and indicate to upper layers. |
| * |
| * Return: 0 for success or error code. |
| */ |
| int wma_extscan_start_stop_event_handler(void *handle, |
| uint8_t *cmd_param_info, |
| uint32_t len) |
| { |
| WMI_EXTSCAN_START_STOP_EVENTID_param_tlvs *param_buf; |
| wmi_extscan_start_stop_event_fixed_param *event; |
| struct sir_extscan_generic_response *extscan_ind; |
| uint16_t event_type; |
| tpAniSirGlobal pMac = cds_get_context(QDF_MODULE_ID_PE); |
| |
| if (!pMac) { |
| WMA_LOGE("%s: Invalid pMac", __func__); |
| return -EINVAL; |
| } |
| if (!pMac->sme.pExtScanIndCb) { |
| WMA_LOGE("%s: Callback not registered", __func__); |
| return -EINVAL; |
| } |
| param_buf = (WMI_EXTSCAN_START_STOP_EVENTID_param_tlvs *) |
| cmd_param_info; |
| if (!param_buf) { |
| WMA_LOGE("%s: Invalid extscan event", __func__); |
| return -EINVAL; |
| } |
| event = param_buf->fixed_param; |
| extscan_ind = qdf_mem_malloc(sizeof(*extscan_ind)); |
| if (!extscan_ind) { |
| WMA_LOGE("%s: extscan memory allocation failed", __func__); |
| return -ENOMEM; |
| } |
| switch (event->command) { |
| case WMI_EXTSCAN_START_CMDID: |
| event_type = eSIR_EXTSCAN_START_RSP; |
| extscan_ind->status = event->status; |
| extscan_ind->request_id = event->request_id; |
| break; |
| case WMI_EXTSCAN_STOP_CMDID: |
| event_type = eSIR_EXTSCAN_STOP_RSP; |
| extscan_ind->status = event->status; |
| extscan_ind->request_id = event->request_id; |
| break; |
| case WMI_EXTSCAN_CONFIGURE_WLAN_CHANGE_MONITOR_CMDID: |
| extscan_ind->status = event->status; |
| extscan_ind->request_id = event->request_id; |
| if (event->mode == WMI_EXTSCAN_MODE_STOP) |
| event_type = |
| eSIR_EXTSCAN_RESET_SIGNIFICANT_WIFI_CHANGE_RSP; |
| else |
| event_type = |
| eSIR_EXTSCAN_SET_SIGNIFICANT_WIFI_CHANGE_RSP; |
| break; |
| case WMI_EXTSCAN_CONFIGURE_HOTLIST_MONITOR_CMDID: |
| extscan_ind->status = event->status; |
| extscan_ind->request_id = event->request_id; |
| if (event->mode == WMI_EXTSCAN_MODE_STOP) |
| event_type = eSIR_EXTSCAN_RESET_BSSID_HOTLIST_RSP; |
| else |
| event_type = eSIR_EXTSCAN_SET_BSSID_HOTLIST_RSP; |
| break; |
| case WMI_EXTSCAN_GET_CACHED_RESULTS_CMDID: |
| extscan_ind->status = event->status; |
| extscan_ind->request_id = event->request_id; |
| event_type = eSIR_EXTSCAN_CACHED_RESULTS_RSP; |
| break; |
| case WMI_EXTSCAN_CONFIGURE_HOTLIST_SSID_MONITOR_CMDID: |
| extscan_ind->status = event->status; |
| extscan_ind->request_id = event->request_id; |
| if (event->mode == WMI_EXTSCAN_MODE_STOP) |
| event_type = |
| eSIR_EXTSCAN_RESET_SSID_HOTLIST_RSP; |
| else |
| event_type = |
| eSIR_EXTSCAN_SET_SSID_HOTLIST_RSP; |
| break; |
| default: |
| WMA_LOGE("%s: Unknown event(%d) from target", |
| __func__, event->status); |
| qdf_mem_free(extscan_ind); |
| return -EINVAL; |
| } |
| pMac->sme.pExtScanIndCb(pMac->hHdd, event_type, extscan_ind); |
| WMA_LOGD("%s: sending event to umac for requestid %u with status %d", |
| __func__, extscan_ind->request_id, extscan_ind->status); |
| qdf_mem_free(extscan_ind); |
| return 0; |
| } |
| |
| /** |
| * wma_extscan_operations_event_handler() - extscan operation event handler |
| * @handle: wma handle |
| * @cmd_param_info: event buffer |
| * @len: length |
| * |
| * This function handles different operations related event and indicate |
| * upper layers with appropriate callback. |
| * |
| * Return: 0 for success or error code. |
| */ |
| int wma_extscan_operations_event_handler(void *handle, |
| uint8_t *cmd_param_info, |
| uint32_t len) |
| { |
| tp_wma_handle wma = (tp_wma_handle) handle; |
| WMI_EXTSCAN_OPERATION_EVENTID_param_tlvs *param_buf; |
| wmi_extscan_operation_event_fixed_param *oprn_event; |
| tSirExtScanOnScanEventIndParams *oprn_ind; |
| uint32_t cnt; |
| tpAniSirGlobal pMac = cds_get_context(QDF_MODULE_ID_PE); |
| |
| if (!pMac) { |
| WMA_LOGE("%s: Invalid pMac", __func__); |
| return -EINVAL; |
| } |
| if (!pMac->sme.pExtScanIndCb) { |
| WMA_LOGE("%s: Callback not registered", __func__); |
| return -EINVAL; |
| } |
| param_buf = (WMI_EXTSCAN_OPERATION_EVENTID_param_tlvs *) |
| cmd_param_info; |
| if (!param_buf) { |
| WMA_LOGE("%s: Invalid scan operation event", __func__); |
| return -EINVAL; |
| } |
| oprn_event = param_buf->fixed_param; |
| oprn_ind = qdf_mem_malloc(sizeof(*oprn_ind)); |
| if (!oprn_ind) { |
| WMA_LOGE("%s: extscan memory allocation failed", __func__); |
| qdf_mem_free(oprn_ind); |
| return -ENOMEM; |
| } |
| |
| oprn_ind->requestId = oprn_event->request_id; |
| |
| switch (oprn_event->event) { |
| case WMI_EXTSCAN_BUCKET_COMPLETED_EVENT: |
| oprn_ind->status = 0; |
| goto exit_handler; |
| case WMI_EXTSCAN_CYCLE_STARTED_EVENT: |
| WMA_LOGD("%s: received WMI_EXTSCAN_CYCLE_STARTED_EVENT", |
| __func__); |
| |
| if (oprn_event->num_buckets > param_buf->num_bucket_id) { |
| WMA_LOGE("FW mesg num_buk %d more than TLV hdr %d", |
| oprn_event->num_buckets, |
| param_buf->num_bucket_id); |
| return -EINVAL; |
| } |
| |
| cds_host_diag_log_work(&wma->extscan_wake_lock, |
| WMA_EXTSCAN_CYCLE_WAKE_LOCK_DURATION, |
| WIFI_POWER_EVENT_WAKELOCK_EXT_SCAN); |
| qdf_wake_lock_timeout_acquire(&wma->extscan_wake_lock, |
| WMA_EXTSCAN_CYCLE_WAKE_LOCK_DURATION); |
| oprn_ind->scanEventType = WIFI_EXTSCAN_CYCLE_STARTED_EVENT; |
| oprn_ind->status = 0; |
| oprn_ind->buckets_scanned = 0; |
| for (cnt = 0; cnt < oprn_event->num_buckets; cnt++) |
| oprn_ind->buckets_scanned |= |
| (1 << param_buf->bucket_id[cnt]); |
| WMA_LOGD(FL("num_buckets %u request_id %u buckets_scanned %u"), |
| oprn_event->num_buckets, oprn_ind->requestId, |
| oprn_ind->buckets_scanned); |
| break; |
| case WMI_EXTSCAN_CYCLE_COMPLETED_EVENT: |
| WMA_LOGD("%s: received WMI_EXTSCAN_CYCLE_COMPLETED_EVENT", |
| __func__); |
| qdf_wake_lock_release(&wma->extscan_wake_lock, |
| WIFI_POWER_EVENT_WAKELOCK_EXT_SCAN); |
| oprn_ind->scanEventType = WIFI_EXTSCAN_CYCLE_COMPLETED_EVENT; |
| oprn_ind->status = 0; |
| /* Set bucket scanned mask to zero on cycle complete */ |
| oprn_ind->buckets_scanned = 0; |
| break; |
| case WMI_EXTSCAN_BUCKET_STARTED_EVENT: |
| WMA_LOGD("%s: received WMI_EXTSCAN_BUCKET_STARTED_EVENT", |
| __func__); |
| oprn_ind->scanEventType = WIFI_EXTSCAN_BUCKET_STARTED_EVENT; |
| oprn_ind->status = 0; |
| goto exit_handler; |
| case WMI_EXTSCAN_THRESHOLD_NUM_SCANS: |
| WMA_LOGD("%s: received WMI_EXTSCAN_THRESHOLD_NUM_SCANS", |
| __func__); |
| oprn_ind->scanEventType = WIFI_EXTSCAN_THRESHOLD_NUM_SCANS; |
| oprn_ind->status = 0; |
| break; |
| case WMI_EXTSCAN_THRESHOLD_PERCENT: |
| WMA_LOGD("%s: received WMI_EXTSCAN_THRESHOLD_PERCENT", |
| __func__); |
| oprn_ind->scanEventType = WIFI_EXTSCAN_THRESHOLD_PERCENT; |
| oprn_ind->status = 0; |
| break; |
| default: |
| WMA_LOGE("%s: Unknown event(%d) from target", |
| __func__, oprn_event->event); |
| qdf_mem_free(oprn_ind); |
| return -EINVAL; |
| } |
| pMac->sme.pExtScanIndCb(pMac->hHdd, |
| eSIR_EXTSCAN_SCAN_PROGRESS_EVENT_IND, oprn_ind); |
| WMA_LOGI("%s: sending scan progress event to hdd", __func__); |
| exit_handler: |
| qdf_mem_free(oprn_ind); |
| return 0; |
| } |
| |
| /** |
| * wma_extscan_table_usage_event_handler() - extscan table usage event handler |
| * @handle: wma handle |
| * @cmd_param_info: event buffer |
| * @len: length |
| * |
| * This function handles table usage related event and indicate |
| * upper layers with appropriate callback. |
| * |
| * Return: 0 for success or error code. |
| */ |
| int wma_extscan_table_usage_event_handler(void *handle, |
| uint8_t *cmd_param_info, |
| uint32_t len) |
| { |
| WMI_EXTSCAN_TABLE_USAGE_EVENTID_param_tlvs *param_buf; |
| wmi_extscan_table_usage_event_fixed_param *event; |
| tSirExtScanResultsAvailableIndParams *tbl_usg_ind; |
| tpAniSirGlobal pMac = cds_get_context(QDF_MODULE_ID_PE); |
| |
| if (!pMac) { |
| WMA_LOGE("%s: Invalid pMac", __func__); |
| return -EINVAL; |
| } |
| if (!pMac->sme.pExtScanIndCb) { |
| WMA_LOGE("%s: Callback not registered", __func__); |
| return -EINVAL; |
| } |
| param_buf = (WMI_EXTSCAN_TABLE_USAGE_EVENTID_param_tlvs *) |
| cmd_param_info; |
| if (!param_buf) { |
| WMA_LOGE("%s: Invalid table usage event", __func__); |
| return -EINVAL; |
| } |
| event = param_buf->fixed_param; |
| tbl_usg_ind = qdf_mem_malloc(sizeof(*tbl_usg_ind)); |
| if (!tbl_usg_ind) { |
| WMA_LOGE("%s: table usage allocation failed", __func__); |
| return -ENOMEM; |
| } |
| tbl_usg_ind->requestId = event->request_id; |
| tbl_usg_ind->numResultsAvailable = event->entries_in_use; |
| pMac->sme.pExtScanIndCb(pMac->hHdd, |
| eSIR_EXTSCAN_SCAN_RES_AVAILABLE_IND, |
| tbl_usg_ind); |
| WMA_LOGI("%s: sending scan_res available event to hdd", __func__); |
| qdf_mem_free(tbl_usg_ind); |
| return 0; |
| } |
| |
| /** |
| * wma_extscan_capabilities_event_handler() - extscan capabilities event handler |
| * @handle: wma handle |
| * @cmd_param_info: event buffer |
| * @len: length |
| * |
| * This function handles capabilities event and indicate |
| * upper layers with registered callback. |
| * |
| * Return: 0 for success or error code. |
| */ |
| int wma_extscan_capabilities_event_handler(void *handle, |
| uint8_t *cmd_param_info, |
| uint32_t len) |
| { |
| WMI_EXTSCAN_CAPABILITIES_EVENTID_param_tlvs *param_buf; |
| wmi_extscan_capabilities_event_fixed_param *event; |
| wmi_extscan_cache_capabilities *src_cache; |
| wmi_extscan_hotlist_monitor_capabilities *src_hotlist; |
| wmi_extscan_wlan_change_monitor_capabilities *src_change; |
| struct ext_scan_capabilities_response *dest_capab; |
| tpAniSirGlobal pMac = cds_get_context(QDF_MODULE_ID_PE); |
| |
| if (!pMac) { |
| WMA_LOGE("%s: Invalid pMac", __func__); |
| return -EINVAL; |
| } |
| if (!pMac->sme.pExtScanIndCb) { |
| WMA_LOGE("%s: Callback not registered", __func__); |
| return -EINVAL; |
| } |
| param_buf = (WMI_EXTSCAN_CAPABILITIES_EVENTID_param_tlvs *) |
| cmd_param_info; |
| if (!param_buf) { |
| WMA_LOGE("%s: Invalid capabilities event", __func__); |
| return -EINVAL; |
| } |
| event = param_buf->fixed_param; |
| src_cache = param_buf->extscan_cache_capabilities; |
| src_hotlist = param_buf->hotlist_capabilities; |
| src_change = param_buf->wlan_change_capabilities; |
| |
| if (!src_cache || !src_hotlist || !src_change) { |
| WMA_LOGE("%s: Invalid capabilities list", __func__); |
| return -EINVAL; |
| } |
| dest_capab = qdf_mem_malloc(sizeof(*dest_capab)); |
| if (!dest_capab) { |
| WMA_LOGE("%s: Allocation failed for capabilities buffer", |
| __func__); |
| return -ENOMEM; |
| } |
| dest_capab->requestId = event->request_id; |
| dest_capab->max_scan_buckets = src_cache->max_buckets; |
| dest_capab->max_scan_cache_size = src_cache->scan_cache_entry_size; |
| dest_capab->max_ap_cache_per_scan = src_cache->max_bssid_per_scan; |
| dest_capab->max_scan_reporting_threshold = |
| src_cache->max_table_usage_threshold; |
| |
| dest_capab->max_hotlist_bssids = src_hotlist->max_hotlist_entries; |
| dest_capab->max_rssi_sample_size = |
| src_change->max_rssi_averaging_samples; |
| dest_capab->max_bssid_history_entries = |
| src_change->max_rssi_history_entries; |
| dest_capab->max_significant_wifi_change_aps = |
| src_change->max_wlan_change_entries; |
| dest_capab->max_hotlist_ssids = |
| event->num_extscan_hotlist_ssid; |
| dest_capab->max_number_epno_networks = |
| event->num_epno_networks; |
| dest_capab->max_number_epno_networks_by_ssid = |
| event->num_epno_networks; |
| dest_capab->max_number_of_white_listed_ssid = |
| event->num_roam_ssid_whitelist; |
| dest_capab->max_number_of_black_listed_bssid = |
| event->num_roam_bssid_blacklist; |
| dest_capab->status = 0; |
| |
| WMA_LOGD("%s: request_id: %u status: %d", |
| __func__, dest_capab->requestId, dest_capab->status); |
| |
| WMA_LOGD("%s: Capabilities: max_scan_buckets: %d, max_hotlist_bssids: %d, max_scan_cache_size: %d, max_ap_cache_per_scan: %d", |
| __func__, dest_capab->max_scan_buckets, |
| dest_capab->max_hotlist_bssids, dest_capab->max_scan_cache_size, |
| dest_capab->max_ap_cache_per_scan); |
| WMA_LOGD("%s: max_scan_reporting_threshold: %d, max_rssi_sample_size: %d, max_bssid_history_entries: %d, max_significant_wifi_change_aps: %d", |
| __func__, dest_capab->max_scan_reporting_threshold, |
| dest_capab->max_rssi_sample_size, |
| dest_capab->max_bssid_history_entries, |
| dest_capab->max_significant_wifi_change_aps); |
| |
| WMA_LOGD("%s: Capabilities: max_hotlist_ssids: %d, max_number_epno_networks: %d, max_number_epno_networks_by_ssid: %d", |
| __func__, dest_capab->max_hotlist_ssids, |
| dest_capab->max_number_epno_networks, |
| dest_capab->max_number_epno_networks_by_ssid); |
| WMA_LOGD("%s: max_number_of_white_listed_ssid: %d, max_number_of_black_listed_bssid: %d", |
| __func__, dest_capab->max_number_of_white_listed_ssid, |
| dest_capab->max_number_of_black_listed_bssid); |
| |
| pMac->sme.pExtScanIndCb(pMac->hHdd, |
| eSIR_EXTSCAN_GET_CAPABILITIES_IND, dest_capab); |
| qdf_mem_free(dest_capab); |
| return 0; |
| } |
| |
| /** |
| * wma_extscan_hotlist_match_event_handler() - hotlist match event handler |
| * @handle: wma handle |
| * @cmd_param_info: event buffer |
| * @len: length |
| * |
| * This function handles hotlist match event and indicate |
| * upper layers with registered callback. |
| * |
| * Return: 0 for success or error code. |
| */ |
| int wma_extscan_hotlist_match_event_handler(void *handle, |
| uint8_t *cmd_param_info, |
| uint32_t len) |
| { |
| WMI_EXTSCAN_HOTLIST_MATCH_EVENTID_param_tlvs *param_buf; |
| wmi_extscan_hotlist_match_event_fixed_param *event; |
| struct extscan_hotlist_match *dest_hotlist; |
| tSirWifiScanResult *dest_ap; |
| wmi_extscan_wlan_descriptor *src_hotlist; |
| uint32_t numap; |
| int j, ap_found = 0; |
| tpAniSirGlobal pMac = cds_get_context(QDF_MODULE_ID_PE); |
| |
| if (!pMac) { |
| WMA_LOGE("%s: Invalid pMac", __func__); |
| return -EINVAL; |
| } |
| if (!pMac->sme.pExtScanIndCb) { |
| WMA_LOGE("%s: Callback not registered", __func__); |
| return -EINVAL; |
| } |
| param_buf = (WMI_EXTSCAN_HOTLIST_MATCH_EVENTID_param_tlvs *) |
| cmd_param_info; |
| if (!param_buf) { |
| WMA_LOGE("%s: Invalid hotlist match event", __func__); |
| return -EINVAL; |
| } |
| event = param_buf->fixed_param; |
| src_hotlist = param_buf->hotlist_match; |
| numap = event->total_entries; |
| |
| if (!src_hotlist || !numap) { |
| WMA_LOGE("%s: Hotlist AP's list invalid", __func__); |
| return -EINVAL; |
| } |
| if (numap > WMA_EXTSCAN_MAX_HOTLIST_ENTRIES) { |
| WMA_LOGE("%s: Total Entries %u greater than max", |
| __func__, numap); |
| numap = WMA_EXTSCAN_MAX_HOTLIST_ENTRIES; |
| } |
| dest_hotlist = qdf_mem_malloc(sizeof(*dest_hotlist) + |
| sizeof(*dest_ap) * numap); |
| if (!dest_hotlist) { |
| WMA_LOGE("%s: Allocation failed for hotlist buffer", __func__); |
| return -ENOMEM; |
| } |
| dest_ap = &dest_hotlist->ap[0]; |
| dest_hotlist->numOfAps = event->total_entries; |
| dest_hotlist->requestId = event->config_request_id; |
| |
| if (event->first_entry_index + |
| event->num_entries_in_page < event->total_entries) |
| dest_hotlist->moreData = 1; |
| else |
| dest_hotlist->moreData = 0; |
| |
| WMA_LOGD("%s: Hotlist match: requestId: %u," |
| "numOfAps: %d", __func__, |
| dest_hotlist->requestId, dest_hotlist->numOfAps); |
| |
| /* |
| * Currently firmware sends only one bss information in-case |
| * of both hotlist ap found and lost. |
| */ |
| for (j = 0; j < numap; j++) { |
| dest_ap->rssi = 0; |
| dest_ap->channel = src_hotlist->channel; |
| dest_ap->ts = src_hotlist->tstamp; |
| ap_found = src_hotlist->flags & WMI_HOTLIST_FLAG_PRESENCE; |
| dest_ap->rtt = src_hotlist->rtt; |
| dest_ap->rtt_sd = src_hotlist->rtt_sd; |
| dest_ap->beaconPeriod = src_hotlist->beacon_interval; |
| dest_ap->capability = src_hotlist->capabilities; |
| dest_ap->ieLength = src_hotlist->ie_length; |
| WMI_MAC_ADDR_TO_CHAR_ARRAY(&src_hotlist->bssid, |
| dest_ap->bssid.bytes); |
| qdf_mem_copy(dest_ap->ssid, src_hotlist->ssid.ssid, |
| src_hotlist->ssid.ssid_len); |
| dest_ap->ssid[src_hotlist->ssid.ssid_len] = '\0'; |
| dest_ap++; |
| src_hotlist++; |
| } |
| dest_hotlist->ap_found = ap_found; |
| pMac->sme.pExtScanIndCb(pMac->hHdd, |
| eSIR_EXTSCAN_HOTLIST_MATCH_IND, dest_hotlist); |
| WMA_LOGI("%s: sending hotlist match event to hdd", __func__); |
| qdf_mem_free(dest_hotlist); |
| return 0; |
| } |
| |
| /** wma_extscan_find_unique_scan_ids() - find unique scan ids |
| * @cmd_param_info: event data. |
| * |
| * This utility function parses the input bss table of information |
| * and find the unique number of scan ids |
| * |
| * Return: 0 on success; error number otherwise |
| */ |
| static int wma_extscan_find_unique_scan_ids(const u_int8_t *cmd_param_info) |
| { |
| WMI_EXTSCAN_CACHED_RESULTS_EVENTID_param_tlvs *param_buf; |
| wmi_extscan_cached_results_event_fixed_param *event; |
| wmi_extscan_wlan_descriptor *src_hotlist; |
| wmi_extscan_rssi_info *src_rssi; |
| int prev_scan_id, scan_ids_cnt, i; |
| |
| param_buf = (WMI_EXTSCAN_CACHED_RESULTS_EVENTID_param_tlvs *) |
| cmd_param_info; |
| event = param_buf->fixed_param; |
| src_hotlist = param_buf->bssid_list; |
| src_rssi = param_buf->rssi_list; |
| |
| /* Find the unique number of scan_id's for grouping */ |
| prev_scan_id = src_rssi->scan_cycle_id; |
| scan_ids_cnt = 1; |
| for (i = 1; i < event->num_entries_in_page; i++) { |
| src_rssi++; |
| |
| if (prev_scan_id != src_rssi->scan_cycle_id) { |
| scan_ids_cnt++; |
| prev_scan_id = src_rssi->scan_cycle_id; |
| } |
| } |
| |
| return scan_ids_cnt; |
| } |
| |
| /** wma_fill_num_results_per_scan_id() - fill number of bss per scan id |
| * @cmd_param_info: event data. |
| * @scan_id_group: pointer to scan id group. |
| * |
| * This utility function parses the input bss table of information |
| * and finds how many bss are there per unique scan id. |
| * |
| * Return: 0 on success; error number otherwise |
| */ |
| static int wma_fill_num_results_per_scan_id(const u_int8_t *cmd_param_info, |
| struct extscan_cached_scan_result *scan_id_group) |
| { |
| WMI_EXTSCAN_CACHED_RESULTS_EVENTID_param_tlvs *param_buf; |
| wmi_extscan_cached_results_event_fixed_param *event; |
| wmi_extscan_wlan_descriptor *src_hotlist; |
| wmi_extscan_rssi_info *src_rssi; |
| struct extscan_cached_scan_result *t_scan_id_grp; |
| int i, prev_scan_id; |
| |
| param_buf = (WMI_EXTSCAN_CACHED_RESULTS_EVENTID_param_tlvs *) |
| cmd_param_info; |
| event = param_buf->fixed_param; |
| src_hotlist = param_buf->bssid_list; |
| src_rssi = param_buf->rssi_list; |
| t_scan_id_grp = scan_id_group; |
| |
| prev_scan_id = src_rssi->scan_cycle_id; |
| |
| t_scan_id_grp->scan_id = src_rssi->scan_cycle_id; |
| t_scan_id_grp->flags = src_rssi->flags; |
| t_scan_id_grp->buckets_scanned = src_rssi->buckets_scanned; |
| t_scan_id_grp->num_results = 1; |
| for (i = 1; i < event->num_entries_in_page; i++) { |
| src_rssi++; |
| if (prev_scan_id == src_rssi->scan_cycle_id) { |
| t_scan_id_grp->num_results++; |
| } else { |
| t_scan_id_grp++; |
| prev_scan_id = t_scan_id_grp->scan_id = |
| src_rssi->scan_cycle_id; |
| t_scan_id_grp->flags = src_rssi->flags; |
| t_scan_id_grp->buckets_scanned = |
| src_rssi->buckets_scanned; |
| t_scan_id_grp->num_results = 1; |
| } |
| } |
| return 0; |
| } |
| |
| /** wma_group_num_bss_to_scan_id() - group bss to scan id table |
| * @cmd_param_info: event data. |
| * @cached_result: pointer to cached table. |
| * |
| * This function reads the bss information from the format |
| * ------------------------------------------------------------------------ |
| * | bss info {rssi, channel, ssid, bssid, timestamp} | scan id_1 | flags | |
| * | bss info {rssi, channel, ssid, bssid, timestamp} | scan id_2 | flags | |
| * ........................................................................ |
| * | bss info {rssi, channel, ssid, bssid, timestamp} | scan id_N | flags | |
| * ------------------------------------------------------------------------ |
| * |
| * and converts it into the below format and store it |
| * |
| * ------------------------------------------------------------------------ |
| * | scan id_1 | -> bss info_1 -> bss info_2 -> .... bss info_M1 |
| * | scan id_2 | -> bss info_1 -> bss info_2 -> .... bss info_M2 |
| * ...................... |
| * | scan id_N | -> bss info_1 -> bss info_2 -> .... bss info_Mn |
| * ------------------------------------------------------------------------ |
| * |
| * Return: 0 on success; error number otherwise |
| */ |
| static int wma_group_num_bss_to_scan_id(const u_int8_t *cmd_param_info, |
| struct extscan_cached_scan_results *cached_result) |
| { |
| WMI_EXTSCAN_CACHED_RESULTS_EVENTID_param_tlvs *param_buf; |
| wmi_extscan_cached_results_event_fixed_param *event; |
| wmi_extscan_wlan_descriptor *src_hotlist; |
| wmi_extscan_rssi_info *src_rssi; |
| struct extscan_cached_scan_results *t_cached_result; |
| struct extscan_cached_scan_result *t_scan_id_grp; |
| int i, j; |
| tSirWifiScanResult *ap; |
| |
| param_buf = (WMI_EXTSCAN_CACHED_RESULTS_EVENTID_param_tlvs *) |
| cmd_param_info; |
| event = param_buf->fixed_param; |
| src_hotlist = param_buf->bssid_list; |
| src_rssi = param_buf->rssi_list; |
| t_cached_result = cached_result; |
| t_scan_id_grp = &t_cached_result->result[0]; |
| |
| WMA_LOGD("%s: num_scan_ids:%d", __func__, |
| t_cached_result->num_scan_ids); |
| for (i = 0; i < t_cached_result->num_scan_ids; i++) { |
| WMA_LOGD("%s: num_results:%d", __func__, |
| t_scan_id_grp->num_results); |
| t_scan_id_grp->ap = qdf_mem_malloc(t_scan_id_grp->num_results * |
| sizeof(*ap)); |
| if (!t_scan_id_grp->ap) { |
| WMA_LOGD("%s: qdf_mem_malloc failed", __func__); |
| return -ENOMEM; |
| } |
| |
| ap = &t_scan_id_grp->ap[0]; |
| for (j = 0; j < t_scan_id_grp->num_results; j++) { |
| ap->channel = src_hotlist->channel; |
| ap->ts = WMA_MSEC_TO_USEC(src_rssi->tstamp); |
| ap->rtt = src_hotlist->rtt; |
| ap->rtt_sd = src_hotlist->rtt_sd; |
| ap->beaconPeriod = src_hotlist->beacon_interval; |
| ap->capability = src_hotlist->capabilities; |
| ap->ieLength = src_hotlist->ie_length; |
| |
| /* Firmware already applied noise floor adjustment and |
| * due to WMI interface "UINT32 rssi", host driver |
| * receives a positive value, hence convert to |
| * signed char to get the absolute rssi. |
| */ |
| ap->rssi = (signed char) src_rssi->rssi; |
| WMI_MAC_ADDR_TO_CHAR_ARRAY(&src_hotlist->bssid, |
| ap->bssid.bytes); |
| |
| qdf_mem_copy(ap->ssid, src_hotlist->ssid.ssid, |
| src_hotlist->ssid.ssid_len); |
| ap->ssid[src_hotlist->ssid.ssid_len] = '\0'; |
| ap++; |
| src_rssi++; |
| src_hotlist++; |
| } |
| t_scan_id_grp++; |
| } |
| return 0; |
| } |
| |
| /** |
| * wma_extscan_cached_results_event_handler() - cached results event handler |
| * @handle: wma handle |
| * @cmd_param_info: event buffer |
| * @len: length of @cmd_param_info |
| * |
| * This function handles cached results event and indicate |
| * cached results to upper layer. |
| * |
| * Return: 0 for success or error code. |
| */ |
| int wma_extscan_cached_results_event_handler(void *handle, |
| uint8_t *cmd_param_info, |
| uint32_t len) |
| { |
| WMI_EXTSCAN_CACHED_RESULTS_EVENTID_param_tlvs *param_buf; |
| wmi_extscan_cached_results_event_fixed_param *event; |
| struct extscan_cached_scan_results *dest_cachelist; |
| struct extscan_cached_scan_result *dest_result; |
| struct extscan_cached_scan_results empty_cachelist; |
| wmi_extscan_wlan_descriptor *src_hotlist; |
| wmi_extscan_rssi_info *src_rssi; |
| int numap, i, moredata, scan_ids_cnt, buf_len; |
| tpAniSirGlobal pMac = cds_get_context(QDF_MODULE_ID_PE); |
| uint32_t total_len; |
| bool excess_data = false; |
| |
| if (!pMac) { |
| WMA_LOGE("%s: Invalid pMac", __func__); |
| return -EINVAL; |
| } |
| if (!pMac->sme.pExtScanIndCb) { |
| WMA_LOGE("%s: Callback not registered", __func__); |
| return -EINVAL; |
| } |
| param_buf = (WMI_EXTSCAN_CACHED_RESULTS_EVENTID_param_tlvs *) |
| cmd_param_info; |
| if (!param_buf) { |
| WMA_LOGE("%s: Invalid cached results event", __func__); |
| return -EINVAL; |
| } |
| event = param_buf->fixed_param; |
| src_hotlist = param_buf->bssid_list; |
| src_rssi = param_buf->rssi_list; |
| numap = event->num_entries_in_page; |
| WMA_LOGI("Total_entries: %u first_entry_index: %u num_entries_in_page: %d", |
| event->total_entries, |
| event->first_entry_index, numap); |
| if (!src_hotlist || !src_rssi || !numap) { |
| WMA_LOGW("%s: Cached results empty, send 0 results", __func__); |
| goto noresults; |
| } |
| if (event->first_entry_index + |
| event->num_entries_in_page < event->total_entries) |
| moredata = 1; |
| else |
| moredata = 0; |
| |
| dest_cachelist = qdf_mem_malloc(sizeof(*dest_cachelist)); |
| if (!dest_cachelist) { |
| WMA_LOGE("%s: qdf_mem_malloc failed", __func__); |
| return -ENOMEM; |
| } |
| qdf_mem_zero(dest_cachelist, sizeof(*dest_cachelist)); |
| dest_cachelist->request_id = event->request_id; |
| dest_cachelist->more_data = moredata; |
| |
| scan_ids_cnt = wma_extscan_find_unique_scan_ids(cmd_param_info); |
| WMA_LOGI("%s: scan_ids_cnt %d", __func__, scan_ids_cnt); |
| dest_cachelist->num_scan_ids = scan_ids_cnt; |
| |
| if (event->num_entries_in_page > |
| (WMI_SVC_MSG_MAX_SIZE - sizeof(*event))/sizeof(*src_hotlist)) { |
| WMA_LOGE("%s:excess num_entries_in_page %d in WMI event", |
| __func__, event->num_entries_in_page); |
| qdf_mem_free(dest_cachelist); |
| QDF_ASSERT(0); |
| return -EINVAL; |
| } else { |
| total_len = sizeof(*event) + |
| (event->num_entries_in_page * sizeof(*src_hotlist)); |
| } |
| for (i = 0; i < event->num_entries_in_page; i++) { |
| if (src_hotlist[i].ie_length > WMI_SVC_MSG_MAX_SIZE - |
| total_len) { |
| excess_data = true; |
| break; |
| } else { |
| total_len += src_hotlist[i].ie_length; |
| WMA_LOGD("total len IE: %d", total_len); |
| } |
| |
| if (src_hotlist[i].number_rssi_samples > |
| (WMI_SVC_MSG_MAX_SIZE - total_len)/sizeof(*src_rssi)) { |
| excess_data = true; |
| break; |
| } else { |
| total_len += (src_hotlist[i].number_rssi_samples * |
| sizeof(*src_rssi)); |
| WMA_LOGD("total len RSSI samples: %d", total_len); |
| } |
| } |
| if (excess_data) { |
| WMA_LOGE("%s:excess data in WMI event", |
| __func__); |
| qdf_mem_free(dest_cachelist); |
| QDF_ASSERT(0); |
| return -EINVAL; |
| } |
| buf_len = sizeof(*dest_result) * scan_ids_cnt; |
| dest_cachelist->result = qdf_mem_malloc(buf_len); |
| if (!dest_cachelist->result) { |
| WMA_LOGE("%s: Allocation failed for scanid grouping", __func__); |
| qdf_mem_free(dest_cachelist); |
| return -ENOMEM; |
| } |
| |
| dest_result = dest_cachelist->result; |
| wma_fill_num_results_per_scan_id(cmd_param_info, dest_result); |
| wma_group_num_bss_to_scan_id(cmd_param_info, dest_cachelist); |
| |
| pMac->sme.pExtScanIndCb(pMac->hHdd, |
| eSIR_EXTSCAN_CACHED_RESULTS_IND, |
| dest_cachelist); |
| dest_result = dest_cachelist->result; |
| for (i = 0; i < dest_cachelist->num_scan_ids; i++) { |
| qdf_mem_free(dest_result->ap); |
| dest_result++; |
| } |
| qdf_mem_free(dest_cachelist->result); |
| qdf_mem_free(dest_cachelist); |
| return 0; |
| |
| noresults: |
| empty_cachelist.request_id = event->request_id; |
| empty_cachelist.more_data = 0; |
| empty_cachelist.num_scan_ids = 0; |
| |
| pMac->sme.pExtScanIndCb(pMac->hHdd, |
| eSIR_EXTSCAN_CACHED_RESULTS_IND, |
| &empty_cachelist); |
| return 0; |
| } |
| |
| /** |
| * wma_extscan_change_results_event_handler() - change results event handler |
| * @handle: wma handle |
| * @cmd_param_info: event buffer |
| * @len: length |
| * |
| * This function handles change results event and indicate |
| * change results to upper layer. |
| * |
| * Return: 0 for success or error code. |
| */ |
| int wma_extscan_change_results_event_handler(void *handle, |
| uint8_t *cmd_param_info, |
| uint32_t len) |
| { |
| WMI_EXTSCAN_WLAN_CHANGE_RESULTS_EVENTID_param_tlvs *param_buf; |
| wmi_extscan_wlan_change_results_event_fixed_param *event; |
| tSirWifiSignificantChangeEvent *dest_chglist; |
| tSirWifiSignificantChange *dest_ap; |
| wmi_extscan_wlan_change_result_bssid *src_chglist; |
| |
| int numap; |
| int i, k; |
| uint8_t *src_rssi; |
| int count = 0; |
| int moredata; |
| int rssi_num = 0; |
| tpAniSirGlobal pMac = cds_get_context(QDF_MODULE_ID_PE); |
| uint32_t buf_len; |
| bool excess_data = false; |
| |
| if (!pMac) { |
| WMA_LOGE("%s: Invalid pMac", __func__); |
| return -EINVAL; |
| } |
| if (!pMac->sme.pExtScanIndCb) { |
| WMA_LOGE("%s: Callback not registered", __func__); |
| return -EINVAL; |
| } |
| param_buf = (WMI_EXTSCAN_WLAN_CHANGE_RESULTS_EVENTID_param_tlvs *) |
| cmd_param_info; |
| if (!param_buf) { |
| WMA_LOGE("%s: Invalid change monitor event", __func__); |
| return -EINVAL; |
| } |
| event = param_buf->fixed_param; |
| src_chglist = param_buf->bssid_signal_descriptor_list; |
| src_rssi = param_buf->rssi_list; |
| numap = event->num_entries_in_page; |
| |
| if (!src_chglist || !numap) { |
| WMA_LOGE("%s: Results invalid", __func__); |
| return -EINVAL; |
| } |
| for (i = 0; i < numap; i++) |
| rssi_num += src_chglist->num_rssi_samples; |
| |
| if (event->first_entry_index + |
| event->num_entries_in_page < event->total_entries) { |
| moredata = 1; |
| } else { |
| moredata = 0; |
| } |
| |
| do { |
| if (event->num_entries_in_page > |
| (WMI_SVC_MSG_MAX_SIZE - sizeof(*event))/ |
| sizeof(*src_chglist)) { |
| excess_data = true; |
| break; |
| } else { |
| buf_len = |
| sizeof(*event) + (event->num_entries_in_page * |
| sizeof(*src_chglist)); |
| } |
| if (rssi_num > |
| (WMI_SVC_MSG_MAX_SIZE - buf_len)/sizeof(int32_t)) { |
| excess_data = true; |
| break; |
| } |
| } while (0); |
| |
| if (excess_data) { |
| WMA_LOGE("buffer len exceeds WMI payload,numap:%d, rssi_num:%d", |
| numap, rssi_num); |
| QDF_ASSERT(0); |
| return -EINVAL; |
| } |
| dest_chglist = qdf_mem_malloc(sizeof(*dest_chglist) + |
| sizeof(*dest_ap) * numap + |
| sizeof(int32_t) * rssi_num); |
| if (!dest_chglist) { |
| WMA_LOGE("%s: Allocation failed for change monitor", __func__); |
| return -ENOMEM; |
| } |
| dest_ap = &dest_chglist->ap[0]; |
| for (i = 0; i < numap; i++) { |
| dest_ap->channel = src_chglist->channel; |
| WMI_MAC_ADDR_TO_CHAR_ARRAY(&src_chglist->bssid, |
| dest_ap->bssid.bytes); |
| dest_ap->numOfRssi = src_chglist->num_rssi_samples; |
| if (dest_ap->numOfRssi) { |
| for (k = 0; k < dest_ap->numOfRssi; k++) { |
| dest_ap->rssi[k] = WMA_TGT_NOISE_FLOOR_DBM + |
| src_rssi[count++]; |
| } |
| } |
| dest_ap += dest_ap->numOfRssi * sizeof(int32_t); |
| src_chglist++; |
| } |
| dest_chglist->requestId = event->request_id; |
| dest_chglist->moreData = moredata; |
| dest_chglist->numResults = event->total_entries; |
| |
| pMac->sme.pExtScanIndCb(pMac->hHdd, |
| eSIR_EXTSCAN_SIGNIFICANT_WIFI_CHANGE_RESULTS_IND, |
| dest_chglist); |
| WMA_LOGI("%s: sending change monitor results", __func__); |
| qdf_mem_free(dest_chglist); |
| return 0; |
| } |
| |
| /** |
| * wma_passpoint_match_event_handler() - passpoint match found event handler |
| * @handle: WMA handle |
| * @cmd_param_info: event data |
| * @len: event data length |
| * |
| * This is the passpoint match found event handler; it reads event data from |
| * @cmd_param_info and fill in the destination buffer and sends indication |
| * up layer. |
| * |
| * Return: 0 on success; error number otherwise |
| */ |
| int wma_passpoint_match_event_handler(void *handle, |
| uint8_t *cmd_param_info, |
| uint32_t len) |
| { |
| WMI_PASSPOINT_MATCH_EVENTID_param_tlvs *param_buf; |
| wmi_passpoint_event_hdr *event; |
| struct wifi_passpoint_match *dest_match; |
| tSirWifiScanResult *dest_ap; |
| uint8_t *buf_ptr; |
| tpAniSirGlobal mac = cds_get_context(QDF_MODULE_ID_PE); |
| |
| if (!mac) { |
| WMA_LOGE("%s: Invalid mac", __func__); |
| return -EINVAL; |
| } |
| if (!mac->sme.pExtScanIndCb) { |
| WMA_LOGE("%s: Callback not registered", __func__); |
| return -EINVAL; |
| } |
| |
| param_buf = (WMI_PASSPOINT_MATCH_EVENTID_param_tlvs *) cmd_param_info; |
| if (!param_buf) { |
| WMA_LOGE("%s: Invalid passpoint match event", __func__); |
| return -EINVAL; |
| } |
| event = param_buf->fixed_param; |
| buf_ptr = (uint8_t *)param_buf->fixed_param; |
| |
| /* |
| * All the below lengths are UINT32 and summing up and checking |
| * against a constant should not be an issue. |
| */ |
| if ((sizeof(*event) + event->ie_length + event->anqp_length) > |
| WMI_SVC_MSG_MAX_SIZE) { |
| WMA_LOGE("IE Length: %d or ANQP Length: %d is huge", |
| event->ie_length, event->anqp_length); |
| QDF_ASSERT(0); |
| return -EINVAL; |
| } |
| |
| dest_match = qdf_mem_malloc(sizeof(*dest_match) + |
| event->ie_length + event->anqp_length); |
| if (!dest_match) { |
| WMA_LOGE("%s: qdf_mem_malloc failed", __func__); |
| return -EINVAL; |
| } |
| dest_ap = &dest_match->ap; |
| dest_match->request_id = 0; |
| dest_match->id = event->id; |
| dest_match->anqp_len = event->anqp_length; |
| WMA_LOGI("%s: passpoint match: id: %u anqp length %u", __func__, |
| dest_match->id, dest_match->anqp_len); |
| |
| dest_ap->channel = event->channel_mhz; |
| dest_ap->ts = event->timestamp; |
| dest_ap->rtt = event->rtt; |
| dest_ap->rssi = event->rssi; |
| dest_ap->rtt_sd = event->rtt_sd; |
| dest_ap->beaconPeriod = event->beacon_period; |
| dest_ap->capability = event->capability; |
| dest_ap->ieLength = event->ie_length; |
| WMI_MAC_ADDR_TO_CHAR_ARRAY(&event->bssid, dest_ap->bssid.bytes); |
| qdf_mem_copy(dest_ap->ssid, event->ssid.ssid, |
| event->ssid.ssid_len); |
| dest_ap->ssid[event->ssid.ssid_len] = '\0'; |
| qdf_mem_copy(dest_ap->ieData, buf_ptr + sizeof(*event) + |
| WMI_TLV_HDR_SIZE, dest_ap->ieLength); |
| qdf_mem_copy(dest_match->anqp, buf_ptr + sizeof(*event) + |
| WMI_TLV_HDR_SIZE + dest_ap->ieLength, |
| dest_match->anqp_len); |
| |
| mac->sme.pExtScanIndCb(mac->hHdd, |
| eSIR_PASSPOINT_NETWORK_FOUND_IND, |
| dest_match); |
| WMA_LOGI("%s: sending passpoint match event to hdd", __func__); |
| qdf_mem_free(dest_match); |
| return 0; |
| } |
| |
| /** |
| * wma_get_buf_extscan_start_cmd() - Fill extscan start request |
| * @handle: wma handle |
| * @pstart: scan command request params |
| * @buf: event buffer |
| * @buf_len: length of buffer |
| * |
| * This function fills individual elements of extscan request and |
| * TLV for buckets, channel list. |
| * |
| * Return: QDF Status. |
| */ |
| QDF_STATUS wma_get_buf_extscan_start_cmd(tp_wma_handle wma_handle, |
| tSirWifiScanCmdReqParams *pstart, |
| wmi_buf_t *buf, int *buf_len) |
| { |
| wmi_extscan_start_cmd_fixed_param *cmd; |
| wmi_extscan_bucket *dest_blist; |
| wmi_extscan_bucket_channel *dest_clist; |
| tSirWifiScanBucketSpec *src_bucket = pstart->buckets; |
| tSirWifiScanChannelSpec *src_channel = src_bucket->channels; |
| tSirWifiScanChannelSpec save_channel[WLAN_EXTSCAN_MAX_CHANNELS]; |
| |
| uint8_t *buf_ptr; |
| int i, k, count = 0; |
| int len = sizeof(*cmd); |
| int nbuckets = pstart->numBuckets; |
| int nchannels = 0; |
| |
| /* These TLV's are are NULL by default */ |
| uint32_t ie_len_with_pad = 0; |
| int num_ssid = 0; |
| int num_bssid = 0; |
| int ie_len = 0; |
| |
| uint32_t base_period = pstart->basePeriod; |
| |
| /* TLV placeholder for ssid_list (NULL) */ |
| len += WMI_TLV_HDR_SIZE; |
| len += num_ssid * sizeof(wmi_ssid); |
| |
| /* TLV placeholder for bssid_list (NULL) */ |
| len += WMI_TLV_HDR_SIZE; |
| len += num_bssid * sizeof(wmi_mac_addr); |
| |
| /* TLV placeholder for ie_data (NULL) */ |
| len += WMI_TLV_HDR_SIZE; |
| len += ie_len * sizeof(uint32_t); |
| |
| /* TLV placeholder for bucket */ |
| len += WMI_TLV_HDR_SIZE; |
| len += nbuckets * sizeof(wmi_extscan_bucket); |
| |
| /* TLV channel placeholder */ |
| len += WMI_TLV_HDR_SIZE; |
| for (i = 0; i < nbuckets; i++) { |
| nchannels += src_bucket->numChannels; |
| src_bucket++; |
| } |
| |
| len += nchannels * sizeof(wmi_extscan_bucket_channel); |
| /* Allocate the memory */ |
| *buf = wmi_buf_alloc(wma_handle->wmi_handle, len); |
| if (!*buf) { |
| WMA_LOGP("%s: failed to allocate memory for start extscan cmd", |
| __func__); |
| return QDF_STATUS_E_NOMEM; |
| } |
| buf_ptr = (uint8_t *) wmi_buf_data(*buf); |
| cmd = (wmi_extscan_start_cmd_fixed_param *) buf_ptr; |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_extscan_start_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_extscan_start_cmd_fixed_param)); |
| |
| cmd->request_id = pstart->requestId; |
| cmd->vdev_id = pstart->sessionId; |
| cmd->base_period = pstart->basePeriod; |
| cmd->num_buckets = nbuckets; |
| cmd->configuration_flags = 0; |
| if (pstart->configuration_flags & EXTSCAN_LP_EXTENDED_BATCHING) |
| cmd->configuration_flags |= WMI_EXTSCAN_EXTENDED_BATCHING_EN; |
| WMA_LOGI("%s: Total buckets: %d total #of channels is %d cfgn_flags: 0x%x", |
| __func__, nbuckets, nchannels, |
| cmd->configuration_flags); |
| |
| cmd->min_rest_time = WMA_EXTSCAN_REST_TIME; |
| cmd->max_rest_time = WMA_EXTSCAN_REST_TIME; |
| cmd->max_bssids_per_scan_cycle = pstart->maxAPperScan; |
| |
| /* The max dwell time is retrieved from the first channel |
| * of the first bucket and kept common for all channels. |
| */ |
| cmd->min_dwell_time_active = pstart->min_dwell_time_active; |
| cmd->max_dwell_time_active = pstart->max_dwell_time_active; |
| cmd->min_dwell_time_passive = pstart->min_dwell_time_passive; |
| cmd->max_dwell_time_passive = pstart->max_dwell_time_passive; |
| cmd->max_bssids_per_scan_cycle = pstart->maxAPperScan; |
| cmd->max_table_usage = pstart->report_threshold_percent; |
| cmd->report_threshold_num_scans = pstart->report_threshold_num_scans; |
| |
| cmd->repeat_probe_time = cmd->max_dwell_time_active / |
| WMA_SCAN_NPROBES_DEFAULT; |
| cmd->max_scan_time = WMA_EXTSCAN_MAX_SCAN_TIME; |
| cmd->probe_delay = 0; |
| cmd->probe_spacing_time = 0; |
| cmd->idle_time = 0; |
| cmd->burst_duration = WMA_EXTSCAN_BURST_DURATION; |
| cmd->scan_ctrl_flags = WMI_SCAN_ADD_BCAST_PROBE_REQ | |
| WMI_SCAN_ADD_CCK_RATES | |
| WMI_SCAN_ADD_OFDM_RATES | |
| WMI_SCAN_ADD_SPOOFED_MAC_IN_PROBE_REQ | |
| WMI_SCAN_ADD_DS_IE_IN_PROBE_REQ; |
| |
| cmd->scan_priority = WMI_SCAN_PRIORITY_HIGH; |
| cmd->num_ssids = 0; |
| cmd->num_bssid = 0; |
| cmd->ie_len = 0; |
| cmd->n_probes = (cmd->repeat_probe_time > 0) ? |
| cmd->max_dwell_time_active / cmd->repeat_probe_time : 0; |
| |
| buf_ptr += sizeof(*cmd); |
| WMITLV_SET_HDR(buf_ptr, |
| WMITLV_TAG_ARRAY_FIXED_STRUC, |
| num_ssid * sizeof(wmi_ssid)); |
| buf_ptr += WMI_TLV_HDR_SIZE + (num_ssid * sizeof(wmi_ssid)); |
| |
| WMITLV_SET_HDR(buf_ptr, |
| WMITLV_TAG_ARRAY_FIXED_STRUC, |
| num_bssid * sizeof(wmi_mac_addr)); |
| buf_ptr += WMI_TLV_HDR_SIZE + (num_bssid * sizeof(wmi_mac_addr)); |
| |
| ie_len_with_pad = 0; |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_BYTE, ie_len_with_pad); |
| buf_ptr += WMI_TLV_HDR_SIZE + ie_len_with_pad; |
| |
| WMITLV_SET_HDR(buf_ptr, |
| WMITLV_TAG_ARRAY_STRUC, |
| nbuckets * sizeof(wmi_extscan_bucket)); |
| dest_blist = (wmi_extscan_bucket *) |
| (buf_ptr + WMI_TLV_HDR_SIZE); |
| src_bucket = pstart->buckets; |
| |
| /* Retrieve scanning information from each bucket and |
| * channels and send it to the target |
| */ |
| for (i = 0; i < nbuckets; i++) { |
| WMITLV_SET_HDR(dest_blist, |
| WMITLV_TAG_STRUC_wmi_extscan_bucket_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN(wmi_extscan_bucket)); |
| |
| dest_blist->bucket_id = src_bucket->bucket; |
| dest_blist->base_period_multiplier = |
| src_bucket->period / base_period; |
| dest_blist->min_period = src_bucket->period; |
| dest_blist->max_period = src_bucket->max_period; |
| dest_blist->exp_backoff = src_bucket->exponent; |
| dest_blist->exp_max_step_count = src_bucket->step_count; |
| dest_blist->channel_band = src_bucket->band; |
| dest_blist->num_channels = src_bucket->numChannels; |
| dest_blist->notify_extscan_events = 0; |
| |
| if (src_bucket->reportEvents & EXTSCAN_REPORT_EVENTS_EACH_SCAN) |
| dest_blist->notify_extscan_events = |
| WMI_EXTSCAN_BUCKET_COMPLETED_EVENT; |
| |
| if (src_bucket->reportEvents & |
| EXTSCAN_REPORT_EVENTS_FULL_RESULTS) { |
| dest_blist->forwarding_flags = |
| WMI_EXTSCAN_FORWARD_FRAME_TO_HOST; |
| dest_blist->notify_extscan_events |= |
| WMI_EXTSCAN_BUCKET_COMPLETED_EVENT | |
| WMI_EXTSCAN_CYCLE_STARTED_EVENT | |
| WMI_EXTSCAN_CYCLE_COMPLETED_EVENT; |
| } else { |
| dest_blist->forwarding_flags = |
| WMI_EXTSCAN_NO_FORWARDING; |
| } |
| |
| if (src_bucket->reportEvents & EXTSCAN_REPORT_EVENTS_NO_BATCH) |
| dest_blist->configuration_flags = 0; |
| else |
| dest_blist->configuration_flags = |
| WMI_EXTSCAN_BUCKET_CACHE_RESULTS; |
| |
| if (src_bucket->reportEvents & |
| EXTSCAN_REPORT_EVENTS_CONTEXT_HUB) |
| dest_blist->configuration_flags |= |
| WMI_EXTSCAN_REPORT_EVENT_CONTEXT_HUB; |
| |
| WMA_LOGI("%s: ntfy_extscan_events:%u cfg_flags:%u fwd_flags:%u", |
| __func__, dest_blist->notify_extscan_events, |
| dest_blist->configuration_flags, |
| dest_blist->forwarding_flags); |
| |
| dest_blist->min_dwell_time_active = |
| src_bucket->min_dwell_time_active; |
| dest_blist->max_dwell_time_active = |
| src_bucket->max_dwell_time_active; |
| dest_blist->min_dwell_time_passive = |
| src_bucket->min_dwell_time_passive; |
| dest_blist->max_dwell_time_passive = |
| src_bucket->max_dwell_time_passive; |
| src_channel = src_bucket->channels; |
| |
| /* save the channel info to later populate |
| * the channel TLV |
| */ |
| for (k = 0; k < src_bucket->numChannels; k++) { |
| save_channel[count++].channel = src_channel->channel; |
| src_channel++; |
| } |
| dest_blist++; |
| src_bucket++; |
| } |
| buf_ptr += WMI_TLV_HDR_SIZE + (nbuckets * sizeof(wmi_extscan_bucket)); |
| WMITLV_SET_HDR(buf_ptr, |
| WMITLV_TAG_ARRAY_STRUC, |
| nchannels * sizeof(wmi_extscan_bucket_channel)); |
| dest_clist = (wmi_extscan_bucket_channel *) |
| (buf_ptr + WMI_TLV_HDR_SIZE); |
| |
| /* Active or passive scan is based on the bucket dwell time |
| * and channel specific active,passive scans are not |
| * supported yet |
| */ |
| for (i = 0; i < nchannels; i++) { |
| WMITLV_SET_HDR(dest_clist, |
| WMITLV_TAG_STRUC_wmi_extscan_bucket_channel_event_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_extscan_bucket_channel)); |
| dest_clist->channel = save_channel[i].channel; |
| dest_clist++; |
| } |
| buf_ptr += WMI_TLV_HDR_SIZE + |
| (nchannels * sizeof(wmi_extscan_bucket_channel)); |
| *buf_len = len; |
| return QDF_STATUS_SUCCESS; |
| } |
| |
| /** |
| * wma_start_extscan() - start extscan command to fw. |
| * @handle: wma handle |
| * @pstart: scan command request params |
| * |
| * This function sends start extscan request to fw. |
| * |
| * Return: QDF Status. |
| */ |
| QDF_STATUS wma_start_extscan(tp_wma_handle wma, |
| tSirWifiScanCmdReqParams *pstart) |
| { |
| struct wifi_scan_cmd_req_params *params; |
| int i, j; |
| QDF_STATUS status; |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed,can not issue extscan cmd", |
| __func__); |
| return QDF_STATUS_E_INVAL; |
| } |
| if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap, |
| WMI_SERVICE_EXTSCAN)) { |
| WMA_LOGE("%s: extscan feature bit not enabled", __func__); |
| return QDF_STATUS_E_FAILURE; |
| } |
| |
| params = qdf_mem_malloc(sizeof(struct wifi_scan_cmd_req_params)); |
| if (params == NULL) { |
| WMA_LOGE("%s : Memory allocation failed", __func__); |
| return QDF_STATUS_E_NOMEM; |
| } |
| |
| params->basePeriod = pstart->basePeriod; |
| params->maxAPperScan = pstart->maxAPperScan; |
| params->report_threshold_percent = pstart->report_threshold_percent; |
| params->report_threshold_num_scans = pstart->report_threshold_num_scans; |
| params->requestId = pstart->requestId; |
| params->sessionId = pstart->sessionId; |
| params->numBuckets = pstart->numBuckets; |
| params->min_dwell_time_active = pstart->min_dwell_time_active; |
| params->min_dwell_time_passive = pstart->min_dwell_time_passive; |
| params->max_dwell_time_active = pstart->max_dwell_time_active; |
| params->max_dwell_time_passive = pstart->max_dwell_time_passive; |
| params->configuration_flags = pstart->configuration_flags; |
| params->extscan_adaptive_dwell_mode = |
| pstart->extscan_adaptive_dwell_mode; |
| for (i = 0; i < WMI_WLAN_EXTSCAN_MAX_BUCKETS; i++) { |
| params->buckets[i].bucket = pstart->buckets[i].bucket; |
| params->buckets[i].band = |
| (enum wmi_wifi_band) pstart->buckets[i].band; |
| params->buckets[i].period = pstart->buckets[i].period; |
| params->buckets[i].reportEvents = |
| pstart->buckets[i].reportEvents; |
| params->buckets[i].max_period = pstart->buckets[i].max_period; |
| params->buckets[i].exponent = pstart->buckets[i].exponent; |
| params->buckets[i].step_count = pstart->buckets[i].step_count; |
| params->buckets[i].numChannels = pstart->buckets[i].numChannels; |
| params->buckets[i].min_dwell_time_active = |
| pstart->buckets[i].min_dwell_time_active; |
| params->buckets[i].min_dwell_time_passive = |
| pstart->buckets[i].min_dwell_time_passive; |
| params->buckets[i].max_dwell_time_active = |
| pstart->buckets[i].max_dwell_time_active; |
| params->buckets[i].max_dwell_time_passive = |
| pstart->buckets[i].max_dwell_time_passive; |
| for (j = 0; j < WLAN_EXTSCAN_MAX_CHANNELS; j++) { |
| params->buckets[i].channels[j].channel = |
| pstart->buckets[i].channels[j].channel; |
| params->buckets[i].channels[j].dwellTimeMs = |
| pstart->buckets[i].channels[j].dwellTimeMs; |
| params->buckets[i].channels[j].passive = |
| pstart->buckets[i].channels[j].passive; |
| params->buckets[i].channels[j].chnlClass = |
| pstart->buckets[i].channels[j].chnlClass; |
| } |
| } |
| |
| status = wmi_unified_start_extscan_cmd(wma->wmi_handle, |
| params); |
| qdf_mem_free(params); |
| if (QDF_IS_STATUS_ERROR(status)) |
| return status; |
| |
| wma->interfaces[pstart->sessionId].extscan_in_progress = true; |
| WMA_LOGD("Extscan start request sent successfully for vdev %d", |
| pstart->sessionId); |
| |
| return status; |
| } |
| |
| /** |
| * wma_stop_extscan() - stop extscan command to fw. |
| * @handle: wma handle |
| * @pstopcmd: stop scan command request params |
| * |
| * This function sends stop extscan request to fw. |
| * |
| * Return: QDF Status. |
| */ |
| QDF_STATUS wma_stop_extscan(tp_wma_handle wma, |
| tSirExtScanStopReqParams *pstopcmd) |
| { |
| struct extscan_stop_req_params params = {0}; |
| QDF_STATUS status; |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, cannot issue cmd", __func__); |
| return QDF_STATUS_E_INVAL; |
| } |
| if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap, |
| WMI_SERVICE_EXTSCAN)) { |
| WMA_LOGE("%s: extscan not enabled", __func__); |
| return QDF_STATUS_E_FAILURE; |
| } |
| |
| params.request_id = pstopcmd->requestId; |
| params.session_id = pstopcmd->sessionId; |
| |
| status = wmi_unified_stop_extscan_cmd(wma->wmi_handle, |
| ¶ms); |
| if (QDF_IS_STATUS_ERROR(status)) |
| return status; |
| |
| wma->interfaces[pstopcmd->sessionId].extscan_in_progress = false; |
| WMA_LOGD("Extscan stop request sent successfully for vdev %d", |
| pstopcmd->sessionId); |
| |
| return status; |
| } |
| |
| /** wma_get_hotlist_entries_per_page() - hotlist entries per page |
| * @wmi_handle: wmi handle. |
| * @cmd: size of command structure. |
| * @per_entry_size: per entry size. |
| * |
| * This utility function calculates how many hotlist entries can |
| * fit in one page. |
| * |
| * Return: number of entries |
| */ |
| static inline int wma_get_hotlist_entries_per_page(wmi_unified_t wmi_handle, |
| size_t cmd_size, |
| size_t per_entry_size) |
| { |
| uint32_t avail_space = 0; |
| int num_entries = 0; |
| uint16_t max_msg_len = wmi_get_max_msg_len(wmi_handle); |
| |
| /* Calculate number of hotlist entries that can |
| * be passed in wma message request. |
| */ |
| avail_space = max_msg_len - cmd_size; |
| num_entries = avail_space / per_entry_size; |
| return num_entries; |
| } |
| |
| /** |
| * wma_get_buf_extscan_hotlist_cmd() - prepare hotlist command |
| * @handle: wma handle |
| * @photlist: hotlist command params |
| * @buf_len: buffer length |
| * |
| * This function fills individual elements for hotlist request and |
| * TLV for bssid entries |
| * |
| * Return: QDF Status. |
| */ |
| QDF_STATUS wma_get_buf_extscan_hotlist_cmd(tp_wma_handle wma_handle, |
| tSirExtScanSetBssidHotListReqParams *photlist, |
| int *buf_len) |
| { |
| return wmi_unified_get_buf_extscan_hotlist_cmd(wma_handle->wmi_handle, |
| (struct ext_scan_setbssi_hotlist_params *)photlist, |
| buf_len); |
| } |
| |
| /** |
| * wma_extscan_start_hotlist_monitor() - start hotlist monitor |
| * @wma: wma handle |
| * @photlist: hotlist request params |
| * |
| * This function configures hotlist monitor in fw. |
| * |
| * Return: QDF status |
| */ |
| QDF_STATUS wma_extscan_start_hotlist_monitor(tp_wma_handle wma, |
| tSirExtScanSetBssidHotListReqParams *photlist) |
| { |
| QDF_STATUS qdf_status = QDF_STATUS_SUCCESS; |
| int len; |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not issue hotlist cmd", |
| __func__); |
| return QDF_STATUS_E_INVAL; |
| } |
| /* Fill individual elements for hotlist request and |
| * TLV for bssid entries |
| */ |
| qdf_status = wma_get_buf_extscan_hotlist_cmd(wma, photlist, &len); |
| if (qdf_status != QDF_STATUS_SUCCESS) { |
| WMA_LOGE("%s: Failed to get buffer for hotlist scan cmd", |
| __func__); |
| return QDF_STATUS_E_FAILURE; |
| } |
| return QDF_STATUS_SUCCESS; |
| } |
| |
| /** |
| * wma_extscan_stop_hotlist_monitor() - stop hotlist monitor |
| * @wma: wma handle |
| * @photlist_reset: hotlist reset params |
| * |
| * This function configures hotlist monitor to stop in fw. |
| * |
| * Return: QDF status |
| */ |
| QDF_STATUS wma_extscan_stop_hotlist_monitor(tp_wma_handle wma, |
| tSirExtScanResetBssidHotlistReqParams *photlist_reset) |
| { |
| struct extscan_bssid_hotlist_reset_params params = {0}; |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not issue cmd", __func__); |
| return QDF_STATUS_E_INVAL; |
| } |
| if (!photlist_reset) { |
| WMA_LOGE("%s: Invalid reset hotlist buffer", __func__); |
| return QDF_STATUS_E_INVAL; |
| } |
| if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap, |
| WMI_SERVICE_EXTSCAN)) { |
| WMA_LOGE("%s: extscan not enabled", __func__); |
| return QDF_STATUS_E_FAILURE; |
| } |
| |
| params.request_id = photlist_reset->requestId; |
| params.session_id = photlist_reset->requestId; |
| |
| return wmi_unified_extscan_stop_hotlist_monitor_cmd(wma->wmi_handle, |
| ¶ms); |
| } |
| |
| /** |
| * wma_get_buf_extscan_change_monitor_cmd() - fill change monitor request |
| * @wma: wma handle |
| * @psigchange: change monitor request params |
| * @buf: wmi buffer |
| * @buf_len: buffer length |
| * |
| * This function fills elements of change monitor request buffer. |
| * |
| * Return: QDF status |
| */ |
| QDF_STATUS wma_get_buf_extscan_change_monitor_cmd(tp_wma_handle wma_handle, |
| tSirExtScanSetSigChangeReqParams *psigchange, |
| wmi_buf_t *buf, int *buf_len) |
| { |
| wmi_extscan_configure_wlan_change_monitor_cmd_fixed_param *cmd; |
| wmi_extscan_wlan_change_bssid_param *dest_chglist; |
| uint8_t *buf_ptr; |
| int j; |
| int len = sizeof(*cmd); |
| int numap = psigchange->numAp; |
| tSirAPThresholdParam *src_ap = psigchange->ap; |
| |
| if (!numap) { |
| WMA_LOGE("%s: Invalid number of bssid's", __func__); |
| return QDF_STATUS_E_INVAL; |
| } |
| len += WMI_TLV_HDR_SIZE; |
| len += numap * sizeof(wmi_extscan_wlan_change_bssid_param); |
| |
| *buf = wmi_buf_alloc(wma_handle->wmi_handle, len); |
| if (!*buf) { |
| WMA_LOGP("%s: failed to allocate memory for change monitor cmd", |
| __func__); |
| return QDF_STATUS_E_FAILURE; |
| } |
| buf_ptr = (uint8_t *) wmi_buf_data(*buf); |
| cmd = |
| (wmi_extscan_configure_wlan_change_monitor_cmd_fixed_param *) |
| buf_ptr; |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_extscan_configure_wlan_change_monitor_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_extscan_configure_wlan_change_monitor_cmd_fixed_param)); |
| |
| cmd->request_id = psigchange->requestId; |
| cmd->vdev_id = psigchange->sessionId; |
| cmd->total_entries = numap; |
| cmd->mode = 1; |
| cmd->num_entries_in_page = numap; |
| cmd->lost_ap_scan_count = psigchange->lostApSampleSize; |
| cmd->max_rssi_samples = psigchange->rssiSampleSize; |
| cmd->rssi_averaging_samples = psigchange->rssiSampleSize; |
| cmd->max_out_of_range_count = psigchange->minBreaching; |
| |
| buf_ptr += sizeof(*cmd); |
| WMITLV_SET_HDR(buf_ptr, |
| WMITLV_TAG_ARRAY_STRUC, |
| numap * sizeof(wmi_extscan_wlan_change_bssid_param)); |
| dest_chglist = (wmi_extscan_wlan_change_bssid_param *) |
| (buf_ptr + WMI_TLV_HDR_SIZE); |
| |
| for (j = 0; j < numap; j++) { |
| WMITLV_SET_HDR(dest_chglist, |
| WMITLV_TAG_STRUC_wmi_extscan_bucket_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_extscan_wlan_change_bssid_param)); |
| |
| dest_chglist->lower_rssi_limit = src_ap->low; |
| dest_chglist->upper_rssi_limit = src_ap->high; |
| WMI_CHAR_ARRAY_TO_MAC_ADDR(src_ap->bssid.bytes, |
| &dest_chglist->bssid); |
| |
| WMA_LOGD("%s: min_rssi %d", __func__, |
| dest_chglist->lower_rssi_limit); |
| dest_chglist++; |
| src_ap++; |
| } |
| buf_ptr += WMI_TLV_HDR_SIZE + |
| (numap * sizeof(wmi_extscan_wlan_change_bssid_param)); |
| *buf_len = len; |
| return QDF_STATUS_SUCCESS; |
| } |
| |
| /** |
| * wma_extscan_start_change_monitor() - send start change monitor cmd |
| * @wma: wma handle |
| * @psigchange: change monitor request params |
| * |
| * This function sends start change monitor request to fw. |
| * |
| * Return: QDF status |
| */ |
| QDF_STATUS wma_extscan_start_change_monitor(tp_wma_handle wma, |
| tSirExtScanSetSigChangeReqParams * |
| psigchange) |
| { |
| int i = 0; |
| QDF_STATUS status; |
| struct extscan_set_sig_changereq_params *params_ptr; |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed,can not issue extscan cmd", |
| __func__); |
| return QDF_STATUS_E_INVAL; |
| } |
| |
| params_ptr = qdf_mem_malloc(sizeof(*params_ptr)); |
| |
| if (!params_ptr) { |
| WMA_LOGE( |
| "%s: unable to allocate memory for extscan_set_sig_changereq_params", |
| __func__); |
| return QDF_STATUS_E_NOMEM; |
| } |
| |
| params_ptr->request_id = psigchange->requestId; |
| params_ptr->session_id = psigchange->sessionId; |
| params_ptr->rssi_sample_size = psigchange->rssiSampleSize; |
| params_ptr->lostap_sample_size = psigchange->lostApSampleSize; |
| params_ptr->min_breaching = psigchange->minBreaching; |
| params_ptr->num_ap = psigchange->numAp; |
| for (i = 0; i < WLAN_EXTSCAN_MAX_SIGNIFICANT_CHANGE_APS; i++) { |
| qdf_mem_copy(¶ms_ptr->ap[i].bssid, |
| &psigchange->ap[i].bssid, |
| sizeof(struct qdf_mac_addr)); |
| params_ptr->ap[i].high = psigchange->ap[i].high; |
| params_ptr->ap[i].low = psigchange->ap[i].low; |
| } |
| |
| status = wmi_unified_extscan_start_change_monitor_cmd |
| (wma->wmi_handle, |
| params_ptr); |
| qdf_mem_free(params_ptr); |
| return status; |
| } |
| |
| /** |
| * wma_extscan_stop_change_monitor() - send stop change monitor cmd |
| * @wma: wma handle |
| * @pResetReq: Reset change request params |
| * |
| * This function sends stop change monitor request to fw. |
| * |
| * Return: QDF status |
| */ |
| QDF_STATUS wma_extscan_stop_change_monitor(tp_wma_handle wma, |
| tSirExtScanResetSignificantChangeReqParams *pResetReq) |
| { |
| struct extscan_capabilities_reset_params params = {0}; |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not issue cmd", __func__); |
| return QDF_STATUS_E_INVAL; |
| } |
| if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap, |
| WMI_SERVICE_EXTSCAN)) { |
| WMA_LOGE("%s: ext scan not enabled", __func__); |
| return QDF_STATUS_E_FAILURE; |
| } |
| |
| params.request_id = pResetReq->requestId; |
| params.session_id = pResetReq->sessionId; |
| |
| return wmi_unified_extscan_stop_change_monitor_cmd(wma->wmi_handle, |
| ¶ms); |
| } |
| |
| /** |
| * wma_extscan_get_cached_results() - extscan get cached results |
| * @wma: wma handle |
| * @pcached_results: cached results parameters |
| * |
| * This function send request to fw to get cached results. |
| * |
| * Return: QDF status |
| */ |
| QDF_STATUS wma_extscan_get_cached_results(tp_wma_handle wma, |
| tSirExtScanGetCachedResultsReqParams * |
| pcached_results) |
| { |
| struct extscan_cached_result_params params = {0}; |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, cannot issue cmd", __func__); |
| return QDF_STATUS_E_INVAL; |
| } |
| if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap, |
| WMI_SERVICE_EXTSCAN)) { |
| WMA_LOGE("%s: extscan not enabled", __func__); |
| return QDF_STATUS_E_FAILURE; |
| } |
| |
| params.request_id = pcached_results->requestId; |
| params.session_id = pcached_results->sessionId; |
| params.flush = pcached_results->flush; |
| |
| return wmi_unified_extscan_get_cached_results_cmd(wma->wmi_handle, |
| ¶ms); |
| } |
| |
| /** |
| * wma_extscan_get_capabilities() - extscan get capabilities |
| * @wma: wma handle |
| * @pgetcapab: get capabilities params |
| * |
| * This function send request to fw to get extscan capabilities. |
| * |
| * Return: QDF status |
| */ |
| QDF_STATUS wma_extscan_get_capabilities(tp_wma_handle wma, |
| tSirGetExtScanCapabilitiesReqParams * |
| pgetcapab) |
| { |
| struct extscan_capabilities_params params = {0}; |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not issue cmd", __func__); |
| return QDF_STATUS_E_INVAL; |
| } |
| if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap, |
| WMI_SERVICE_EXTSCAN)) { |
| WMA_LOGE("%s: extscan not enabled", __func__); |
| return QDF_STATUS_E_FAILURE; |
| } |
| |
| params.request_id = pgetcapab->requestId; |
| params.session_id = pgetcapab->sessionId; |
| |
| return wmi_unified_extscan_get_capabilities_cmd(wma->wmi_handle, |
| ¶ms); |
| } |
| |
| QDF_STATUS wma_ipa_offload_enable_disable(tp_wma_handle wma, |
| struct sir_ipa_offload_enable_disable *ipa_offload) |
| { |
| struct cdp_vdev *vdev; |
| int32_t intra_bss_fwd = 0; |
| struct ipa_offload_control_params params = {0}; |
| QDF_STATUS status; |
| uint8_t rx_fwd_disabled; |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not issue cmd", |
| __func__); |
| return QDF_STATUS_E_INVAL; |
| } |
| |
| if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap, |
| ((ipa_offload->offload_type == AP_RX_DATA_OFFLOAD) ? |
| WMI_SERVICE_HSOFFLOAD : |
| WMI_SERVICE_STA_RX_IPA_OFFLOAD_SUPPORT))) { |
| WMA_LOGE("%s: %s not supported", __func__, |
| ((ipa_offload->offload_type == AP_RX_DATA_OFFLOAD) ? |
| "WMI_SERVICE_HSOFFLOAD" : |
| "WMI_SERVICE_STA_RX_IPA_OFFLOAD_SUPPORT")); |
| return QDF_STATUS_E_FAILURE; |
| } |
| |
| if (ipa_offload->offload_type > STA_RX_DATA_OFFLOAD) |
| return QDF_STATUS_E_INVAL; |
| |
| params.offload_type = ipa_offload->offload_type; |
| params.vdev_id = ipa_offload->vdev_id; |
| params.enable = ipa_offload->enable; |
| |
| WMA_LOGI("%s: offload_type=%d, vdev_id=%d, enable=%d", |
| __func__, |
| ipa_offload->offload_type, ipa_offload->vdev_id, |
| ipa_offload->enable); |
| |
| status = wmi_unified_ipa_offload_control_cmd(wma->wmi_handle, |
| ¶ms); |
| if (QDF_IS_STATUS_ERROR(status)) |
| return status; |
| |
| /* |
| * Check if VDEV is already deleted. If deleted, don't |
| * send INTRA BSS FWD WMI command |
| */ |
| vdev = wma_find_vdev_by_id(wma, ipa_offload->vdev_id); |
| if (!vdev) |
| return QDF_STATUS_SUCCESS; |
| |
| /* Disable Intra-BSS FWD offload when gDisableIntraBssFwd=1 in INI */ |
| rx_fwd_disabled = cdp_cfg_is_rx_fwd_disabled( |
| cds_get_context(QDF_MODULE_ID_SOC), vdev); |
| if (!ipa_offload->enable || rx_fwd_disabled) { |
| WMA_LOGI("%s: ipa_offload->enable=%d, rx_fwd_disabled=%d", |
| __func__, |
| ipa_offload->enable, rx_fwd_disabled); |
| intra_bss_fwd = 1; |
| } |
| |
| /* Disable/enable WMI_VDEV_PARAM_INTRA_BSS_FWD */ |
| status = wma_vdev_set_param(wma->wmi_handle, |
| ipa_offload->vdev_id, WMI_VDEV_PARAM_INTRA_BSS_FWD, |
| intra_bss_fwd); |
| if (QDF_IS_STATUS_ERROR(status)) { |
| WMA_LOGE("Failed to disable WMI_VDEV_PARAM_INTRA_BSS_FWD"); |
| return status; |
| } |
| |
| return status; |
| } |
| |
| /** wma_set_epno_network_list() - set epno network list |
| * @wma: WMA handle |
| * @req: epno config params request structure |
| * |
| * This function reads the incoming epno config request structure |
| * and constructs the WMI message to the firmware. |
| * |
| * Returns: 0 on success, error number otherwise |
| */ |
| QDF_STATUS wma_set_epno_network_list(tp_wma_handle wma, |
| struct wifi_epno_params *req) |
| { |
| struct wifi_enhanched_pno_params *params; |
| uint8_t i = 0; |
| QDF_STATUS status; |
| size_t params_len; |
| |
| WMA_LOGD("wma_set_epno_network_list"); |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not issue cmd", __func__); |
| return QDF_STATUS_E_FAILURE; |
| } |
| if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap, |
| WMI_SERVICE_EXTSCAN)) { |
| WMA_LOGE("%s: extscan not enabled", __func__); |
| return QDF_STATUS_E_NOSUPPORT; |
| } |
| |
| params_len = sizeof(*params) + (req->num_networks * |
| sizeof(struct wifi_epno_network_params)); |
| params = qdf_mem_malloc(params_len); |
| if (params == NULL) { |
| WMA_LOGE(FL("memory allocation failed")); |
| return QDF_STATUS_E_NOMEM; |
| } |
| |
| params->request_id = req->request_id; |
| params->session_id = req->session_id; |
| params->num_networks = req->num_networks; |
| |
| /* Fill only when num_networks are non zero */ |
| if (req->num_networks) { |
| params->min_5ghz_rssi = req->min_5ghz_rssi; |
| params->min_24ghz_rssi = req->min_24ghz_rssi; |
| params->initial_score_max = req->initial_score_max; |
| params->same_network_bonus = req->same_network_bonus; |
| params->secure_bonus = req->secure_bonus; |
| params->band_5ghz_bonus = req->band_5ghz_bonus; |
| params->current_connection_bonus = |
| req->current_connection_bonus; |
| |
| for (i = 0; i < req->num_networks; i++) { |
| params->networks[i].flags = req->networks[i].flags; |
| params->networks[i].auth_bit_field = |
| req->networks[i].auth_bit_field; |
| params->networks[i].ssid.length = |
| req->networks[i].ssid.length; |
| qdf_mem_copy(params->networks[i].ssid.mac_ssid, |
| req->networks[i].ssid.ssId, |
| WMI_MAC_MAX_SSID_LENGTH); |
| } |
| } |
| |
| status = wmi_unified_set_epno_network_list_cmd(wma->wmi_handle, params); |
| qdf_mem_free(params); |
| |
| if (QDF_IS_STATUS_ERROR(status)) |
| return status; |
| |
| WMA_LOGD("set ePNO list request sent successfully for vdev %d", |
| req->session_id); |
| |
| return status; |
| } |
| |
| /** |
| * wma_set_passpoint_network_list() - set passpoint network list |
| * @handle: WMA handle |
| * @req: passpoint network request structure |
| * |
| * This function reads the incoming @req and fill in the destination |
| * WMI structure and send down the passpoint configs down to the firmware |
| * |
| * Return: QDF_STATUS enumeration |
| */ |
| QDF_STATUS wma_set_passpoint_network_list(tp_wma_handle wma, |
| struct wifi_passpoint_req *req) |
| { |
| struct wifi_passpoint_req_param *params; |
| int i = 0; |
| QDF_STATUS status; |
| size_t params_len; |
| |
| WMA_LOGD("wma_set_passpoint_network_list"); |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not issue cmd", __func__); |
| return QDF_STATUS_E_FAILURE; |
| } |
| if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap, |
| WMI_SERVICE_EXTSCAN)) { |
| WMA_LOGE("%s: extscan not enabled", __func__); |
| return QDF_STATUS_E_NOSUPPORT; |
| } |
| |
| params_len = sizeof(*params) + (req->num_networks * |
| sizeof(struct wifi_passpoint_network_param)); |
| params = qdf_mem_malloc(params_len); |
| if (params == NULL) { |
| WMA_LOGE(FL("memory allocation failed")); |
| return QDF_STATUS_E_NOMEM; |
| } |
| |
| params->request_id = req->request_id; |
| params->session_id = req->session_id; |
| params->num_networks = req->num_networks; |
| for (i = 0; i < req->num_networks; i++) { |
| params->networks[i].id = req->networks[i].id; |
| qdf_mem_copy(params->networks[i].realm, req->networks[i].realm, |
| WMI_PASSPOINT_REALM_LEN); |
| qdf_mem_copy(params->networks[i].roaming_consortium_ids, |
| req->networks[i].roaming_consortium_ids, |
| WMI_PASSPOINT_ROAMING_CONSORTIUM_ID_NUM * |
| sizeof(int64_t)); |
| qdf_mem_copy(params->networks[i].plmn, req->networks[i].plmn, |
| WMI_PASSPOINT_PLMN_LEN); |
| } |
| |
| status = wmi_unified_set_passpoint_network_list_cmd(wma->wmi_handle, |
| params); |
| qdf_mem_free(params); |
| |
| if (QDF_IS_STATUS_ERROR(status)) |
| return status; |
| |
| WMA_LOGD("Set passpoint network list request is sent successfully for vdev %d", |
| req->session_id); |
| |
| return status; |
| } |
| |
| /** |
| * wma_reset_passpoint_network_list() - reset passpoint network list |
| * @handle: WMA handle |
| * @req: passpoint network request structure |
| * |
| * This function sends down WMI command with network id set to wildcard id. |
| * firmware shall clear all the config entries |
| * |
| * Return: QDF_STATUS enumeration |
| */ |
| QDF_STATUS wma_reset_passpoint_network_list(tp_wma_handle wma, |
| struct wifi_passpoint_req *req) |
| { |
| struct wifi_passpoint_req_param *params; |
| int i = 0; |
| QDF_STATUS status; |
| size_t params_len; |
| |
| WMA_LOGD("wma_reset_passpoint_network_list"); |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not issue cmd", __func__); |
| return QDF_STATUS_E_FAILURE; |
| } |
| if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap, |
| WMI_SERVICE_EXTSCAN)) { |
| WMA_LOGE("%s: extscan not enabled", __func__); |
| return QDF_STATUS_E_NOSUPPORT; |
| } |
| |
| params_len = sizeof(*params) + (req->num_networks * |
| sizeof(struct wifi_passpoint_network_param)); |
| params = qdf_mem_malloc(params_len); |
| if (params == NULL) { |
| WMA_LOGE(FL("memory allocation failed")); |
| return QDF_STATUS_E_NOMEM; |
| } |
| |
| params->request_id = req->request_id; |
| params->session_id = req->session_id; |
| params->num_networks = req->num_networks; |
| for (i = 0; i < req->num_networks; i++) { |
| params->networks[i].id = req->networks[i].id; |
| qdf_mem_copy(params->networks[i].realm, req->networks[i].realm, |
| WMI_PASSPOINT_REALM_LEN); |
| qdf_mem_copy(params->networks[i].roaming_consortium_ids, |
| req->networks[i].roaming_consortium_ids, |
| WMI_PASSPOINT_ROAMING_CONSORTIUM_ID_NUM * |
| sizeof(int64_t)); |
| qdf_mem_copy(params->networks[i].plmn, req->networks[i].plmn, |
| WMI_PASSPOINT_PLMN_LEN); |
| } |
| |
| status = wmi_unified_reset_passpoint_network_list_cmd(wma->wmi_handle, |
| params); |
| qdf_mem_free(params); |
| |
| return status; |
| } |
| |
| #endif |
| |
| /** |
| * wma_scan_probe_setoui() - set scan probe OUI |
| * @wma: wma handle |
| * @psetoui: OUI parameters |
| * |
| * set scan probe OUI parameters in firmware |
| * |
| * Return: QDF status |
| */ |
| QDF_STATUS wma_scan_probe_setoui(tp_wma_handle wma, tSirScanMacOui *psetoui) |
| { |
| struct scan_mac_oui set_oui; |
| |
| qdf_mem_set(&set_oui, sizeof(struct scan_mac_oui), 0); |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not issue cmd", __func__); |
| return QDF_STATUS_E_INVAL; |
| } |
| |
| qdf_mem_copy(set_oui.oui, psetoui->oui, |
| WMI_WIFI_SCANNING_MAC_OUI_LENGTH); |
| |
| set_oui.vdev_id = psetoui->vdev_id; |
| set_oui.enb_probe_req_sno_randomization = |
| psetoui->enb_probe_req_sno_randomization; |
| set_oui.ie_whitelist = psetoui->ie_whitelist; |
| |
| return wmi_unified_scan_probe_setoui_cmd(wma->wmi_handle, |
| &set_oui); |
| } |
| /** |
| * wma_roam_better_ap_handler() - better ap event handler |
| * @wma: wma handle |
| * @vdev_id: vdev id |
| * |
| * Handler for WMI_ROAM_REASON_BETTER_AP event from roam firmware in Rome. |
| * This event means roam algorithm in Rome has found a better matching |
| * candidate AP. The indication is sent to SME. |
| * |
| * Return: none |
| */ |
| void wma_roam_better_ap_handler(tp_wma_handle wma, uint32_t vdev_id) |
| { |
| struct scheduler_msg cds_msg = {0}; |
| tSirSmeCandidateFoundInd *candidate_ind; |
| struct scan_param *params; |
| |
| params = &wma->interfaces[vdev_id].scan_info; |
| /* abort existing scans from GUI, but not roaming preauth scan */ |
| if (params->scan_id != 0 && params->chan_freq == 0 && |
| params->scan_requestor_id == USER_SCAN_REQUESTOR_ID) { |
| tAbortScanParams abortScan; |
| |
| abortScan.SessionId = vdev_id; |
| abortScan.scan_id = params->scan_id; |
| abortScan.scan_requestor_id = params->scan_requestor_id; |
| wma_stop_scan(wma, &abortScan); |
| } |
| |
| candidate_ind = qdf_mem_malloc(sizeof(tSirSmeCandidateFoundInd)); |
| if (!candidate_ind) { |
| WMA_LOGE("%s: Alloc failed for tSirSmeCandidateFoundInd", |
| __func__); |
| return; |
| } |
| WMA_LOGD("%s: roaming in progress for vdev %d", |
| __func__, vdev_id); |
| wma->interfaces[vdev_id].roaming_in_progress = true; |
| |
| candidate_ind->messageType = eWNI_SME_CANDIDATE_FOUND_IND; |
| candidate_ind->sessionId = vdev_id; |
| candidate_ind->length = sizeof(tSirSmeCandidateFoundInd); |
| |
| cds_msg.type = eWNI_SME_CANDIDATE_FOUND_IND; |
| cds_msg.bodyptr = candidate_ind; |
| QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_INFO, |
| FL("posting candidate ind to SME")); |
| |
| if (QDF_STATUS_SUCCESS != scheduler_post_msg(QDF_MODULE_ID_SME, |
| &cds_msg)) { |
| qdf_mem_free(candidate_ind); |
| QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR, |
| FL("Failed to post candidate ind to SME")); |
| } |
| } |
| |
| /** |
| * wma_roam_event_callback() - roam event callback |
| * @handle: wma handle |
| * @event_buf: event buffer |
| * @len: buffer length |
| * |
| * Handler for all events from roam engine in firmware |
| * |
| * Return: 0 for success or error code |
| */ |
| int wma_roam_event_callback(WMA_HANDLE handle, uint8_t *event_buf, |
| uint32_t len) |
| { |
| tp_wma_handle wma_handle = (tp_wma_handle) handle; |
| WMI_ROAM_EVENTID_param_tlvs *param_buf; |
| wmi_roam_event_fixed_param *wmi_event; |
| struct sSirSmeRoamOffloadSynchInd *roam_synch_data; |
| enum sir_roam_op_code op_code = {0}; |
| |
| param_buf = (WMI_ROAM_EVENTID_param_tlvs *) event_buf; |
| if (!param_buf) { |
| WMA_LOGE("Invalid roam event buffer"); |
| return -EINVAL; |
| } |
| |
| wmi_event = param_buf->fixed_param; |
| WMA_LOGD("%s: Reason %x, Notif %x for vdevid %x, rssi %d", |
| __func__, wmi_event->reason, wmi_event->notif, |
| wmi_event->vdev_id, wmi_event->rssi); |
| |
| if (wmi_event->vdev_id >= wma_handle->max_bssid) { |
| WMA_LOGE("Invalid vdev id from firmware"); |
| return -EINVAL; |
| } |
| wlan_roam_debug_log(wmi_event->vdev_id, DEBUG_ROAM_EVENT, |
| DEBUG_INVALID_PEER_ID, NULL, NULL, |
| wmi_event->reason, |
| (wmi_event->reason == WMI_ROAM_REASON_INVALID) ? |
| wmi_event->notif : wmi_event->rssi); |
| |
| DPTRACE(qdf_dp_trace_record_event(QDF_DP_TRACE_EVENT_RECORD, |
| wmi_event->vdev_id, QDF_TRACE_DEFAULT_PDEV_ID, |
| QDF_PROTO_TYPE_EVENT, QDF_ROAM_EVENTID)); |
| |
| switch (wmi_event->reason) { |
| case WMI_ROAM_REASON_BMISS: |
| WMA_LOGD("Beacon Miss for vdevid %x", wmi_event->vdev_id); |
| wma_beacon_miss_handler(wma_handle, wmi_event->vdev_id, |
| wmi_event->rssi); |
| wma_sta_kickout_event(HOST_STA_KICKOUT_REASON_BMISS, |
| wmi_event->vdev_id, NULL); |
| break; |
| case WMI_ROAM_REASON_BETTER_AP: |
| WMA_LOGD("%s:Better AP found for vdevid %x, rssi %d", __func__, |
| wmi_event->vdev_id, wmi_event->rssi); |
| wma_handle->suitable_ap_hb_failure = false; |
| wma_roam_better_ap_handler(wma_handle, wmi_event->vdev_id); |
| break; |
| case WMI_ROAM_REASON_SUITABLE_AP: |
| wma_handle->suitable_ap_hb_failure = true; |
| wma_handle->suitable_ap_hb_failure_rssi = wmi_event->rssi; |
| WMA_LOGD("%s:Bmiss scan AP found for vdevid %x, rssi %d", |
| __func__, wmi_event->vdev_id, wmi_event->rssi); |
| wma_roam_better_ap_handler(wma_handle, wmi_event->vdev_id); |
| break; |
| #ifdef WLAN_FEATURE_ROAM_OFFLOAD |
| case WMI_ROAM_REASON_HO_FAILED: |
| WMA_LOGE("LFR3:Hand-Off Failed for vdevid %x", |
| wmi_event->vdev_id); |
| wma_roam_ho_fail_handler(wma_handle, wmi_event->vdev_id); |
| break; |
| #endif |
| case WMI_ROAM_REASON_INVALID: |
| roam_synch_data = qdf_mem_malloc(sizeof(*roam_synch_data)); |
| if (NULL == roam_synch_data) { |
| WMA_LOGE("Memory unavailable for roam synch data"); |
| return -ENOMEM; |
| } |
| if (wmi_event->notif == WMI_ROAM_NOTIF_ROAM_START) |
| op_code = SIR_ROAMING_START; |
| if (wmi_event->notif == WMI_ROAM_NOTIF_ROAM_ABORT) |
| op_code = SIR_ROAMING_ABORT; |
| roam_synch_data->roamedVdevId = wmi_event->vdev_id; |
| wma_handle->csr_roam_synch_cb( |
| (tpAniSirGlobal)wma_handle->mac_context, |
| roam_synch_data, NULL, op_code); |
| qdf_mem_free(roam_synch_data); |
| break; |
| case WMI_ROAM_REASON_RSO_STATUS: |
| wma_rso_cmd_status_event_handler(wmi_event); |
| break; |
| case WMI_ROAM_REASON_INVOKE_ROAM_FAIL: |
| roam_synch_data = qdf_mem_malloc(sizeof(*roam_synch_data)); |
| if (!roam_synch_data) { |
| WMA_LOGE("Memory unavailable for roam synch data"); |
| return -ENOMEM; |
| } |
| roam_synch_data->roamedVdevId = wmi_event->vdev_id; |
| wma_handle->csr_roam_synch_cb( |
| (tpAniSirGlobal)wma_handle->mac_context, |
| roam_synch_data, NULL, SIR_ROAMING_INVOKE_FAIL); |
| qdf_mem_free(roam_synch_data); |
| break; |
| default: |
| WMA_LOGD("%s:Unhandled Roam Event %x for vdevid %x", __func__, |
| wmi_event->reason, wmi_event->vdev_id); |
| break; |
| } |
| return 0; |
| } |
| |
| |
| /** |
| * wma_set_rssi_monitoring() - set rssi monitoring |
| * @handle: WMA handle |
| * @req: rssi monitoring request structure |
| * |
| * This function reads the incoming @req and fill in the destination |
| * WMI structure and send down the rssi monitoring configs down to the firmware |
| * |
| * Return: 0 on success; error number otherwise |
| */ |
| QDF_STATUS wma_set_rssi_monitoring(tp_wma_handle wma, |
| struct rssi_monitor_req *req) |
| { |
| struct rssi_monitor_param params = {0}; |
| |
| if (!wma) { |
| WMA_LOGE("%s: wma handle is NULL", __func__); |
| return QDF_STATUS_E_INVAL; |
| } |
| |
| params.request_id = req->request_id; |
| params.session_id = req->session_id; |
| params.min_rssi = req->min_rssi; |
| params.max_rssi = req->max_rssi; |
| params.control = req->control; |
| |
| return wmi_unified_set_rssi_monitoring_cmd(wma->wmi_handle, |
| ¶ms); |
| } |
| |
| /** |
| * wma_get_scan_id() - Generates scan id |
| * @scan_id: Scan id |
| * |
| * This function generates the scan id. |
| * |
| * Return: QDF_STATUS |
| */ |
| |
| QDF_STATUS wma_get_scan_id(uint32_t *scan_id) |
| { |
| tp_wma_handle wma = cds_get_context(QDF_MODULE_ID_WMA); |
| |
| if (!scan_id) { |
| WMA_LOGE("Scan_id is NULL"); |
| return QDF_STATUS_E_FAULT; |
| } |
| |
| #ifdef NAPIER_SCAN |
| *scan_id = ucfg_scan_get_scan_id(wma->psoc); |
| #else |
| /* host need to cycle through the lower 12 bits to generate ids */ |
| *scan_id = qdf_atomic_inc_return(&wma->scan_id_counter) & |
| WMA_SCAN_ID_MASK; |
| /* |
| * Firmware expects the host scan request id appended |
| * by PREFIX 0xA000 |
| */ |
| *scan_id = *scan_id | WMI_HOST_SCAN_REQ_ID_PREFIX; |
| #endif |
| return QDF_STATUS_SUCCESS; |
| } |
| |
| #ifdef FEATURE_LFR_SUBNET_DETECTION |
| /** |
| * wma_set_gateway_params() - set gateway parameters |
| * @wma: WMA handle |
| * @req: gateway parameter update request structure |
| * |
| * This function reads the incoming @req and fill in the destination |
| * WMI structure and sends down the gateway configs down to the firmware |
| * |
| * Return: QDF_STATUS |
| */ |
| QDF_STATUS wma_set_gateway_params(tp_wma_handle wma, |
| struct gateway_param_update_req *req) |
| { |
| struct gateway_update_req_param params = {0}; |
| |
| if (!wma) { |
| WMA_LOGE("%s: wma handle is NULL", __func__); |
| return QDF_STATUS_E_INVAL; |
| } |
| |
| params.request_id = req->request_id; |
| params.session_id = req->session_id; |
| params.max_retries = req->max_retries; |
| params.timeout = req->timeout; |
| params.ipv4_addr_type = req->ipv4_addr_type; |
| params.ipv6_addr_type = req->ipv6_addr_type; |
| qdf_mem_copy(¶ms.gw_mac_addr, &req->gw_mac_addr, |
| sizeof(struct qdf_mac_addr)); |
| qdf_mem_copy(params.ipv4_addr, req->ipv4_addr, |
| QDF_IPV4_ADDR_SIZE); |
| qdf_mem_copy(params.ipv6_addr, req->ipv6_addr, |
| QDF_IPV6_ADDR_SIZE); |
| |
| return wmi_unified_set_gateway_params_cmd(wma->wmi_handle, |
| ¶ms); |
| } |
| #endif /* FEATURE_LFR_SUBNET_DETECTION */ |
| |
| /** |
| * wma_ht40_stop_obss_scan() - ht40 obss stop scan |
| * @wma: WMA handel |
| * @vdev_id: vdev identifier |
| * |
| * Return: Return QDF_STATUS, otherwise appropriate failure code |
| */ |
| QDF_STATUS wma_ht40_stop_obss_scan(tp_wma_handle wma, int32_t vdev_id) |
| { |
| |
| wmi_buf_t buf; |
| wmi_obss_scan_disable_cmd_fixed_param *cmd; |
| int ret; |
| int len = sizeof(*cmd); |
| |
| buf = wmi_buf_alloc(wma->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGP("%s: wmi_buf_alloc failed", __func__); |
| return QDF_STATUS_E_NOMEM; |
| } |
| |
| WMA_LOGD("cmd %x vdev_id %d", WMI_OBSS_SCAN_DISABLE_CMDID, vdev_id); |
| |
| cmd = (wmi_obss_scan_disable_cmd_fixed_param *) wmi_buf_data(buf); |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_obss_scan_disable_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN( |
| wmi_obss_scan_disable_cmd_fixed_param)); |
| |
| cmd->vdev_id = vdev_id; |
| ret = wmi_unified_cmd_send(wma->wmi_handle, buf, len, |
| WMI_OBSS_SCAN_DISABLE_CMDID); |
| if (ret != EOK) { |
| WMA_LOGE("Failed to send gw config parameter to fw, ret: %d", |
| ret); |
| wmi_buf_free(buf); |
| return QDF_STATUS_E_FAILURE; |
| } |
| |
| return QDF_STATUS_SUCCESS; |
| } |
| |
| /** |
| * wma_send_ht40_obss_scanind() - ht40 obss start scan indication |
| * @wma: WMA handel |
| * @req: start scan request |
| * |
| * Return: Return QDF_STATUS, otherwise appropriate failure code |
| */ |
| QDF_STATUS wma_send_ht40_obss_scanind(tp_wma_handle wma, |
| struct obss_ht40_scanind *req) |
| { |
| wmi_buf_t buf; |
| wmi_obss_scan_enable_cmd_fixed_param *cmd; |
| int ret; |
| int len = 0; |
| uint8_t *buf_ptr, i; |
| uint8_t *channel_list; |
| |
| len += sizeof(wmi_obss_scan_enable_cmd_fixed_param); |
| |
| len += WMI_TLV_HDR_SIZE; |
| len += qdf_roundup(sizeof(uint8_t) * req->channel_count, |
| sizeof(uint32_t)); |
| |
| len += WMI_TLV_HDR_SIZE; |
| len += qdf_roundup(sizeof(uint8_t) * 1, sizeof(uint32_t)); |
| |
| WMA_LOGE("cmdlen %d vdev_id %d channel count %d iefield_len %d", |
| len, req->bss_id, req->channel_count, req->iefield_len); |
| |
| WMA_LOGE("scantype %d active_time %d passive %d Obss interval %d", |
| req->scan_type, req->obss_active_dwelltime, |
| req->obss_passive_dwelltime, |
| req->obss_width_trigger_interval); |
| |
| buf = wmi_buf_alloc(wma->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGP("%s: wmi_buf_alloc failed", __func__); |
| return QDF_STATUS_E_NOMEM; |
| } |
| |
| cmd = (wmi_obss_scan_enable_cmd_fixed_param *) wmi_buf_data(buf); |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_obss_scan_enable_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN(wmi_obss_scan_enable_cmd_fixed_param)); |
| |
| buf_ptr = (uint8_t *) cmd; |
| |
| cmd->vdev_id = req->bss_id; |
| cmd->scan_type = req->scan_type; |
| cmd->obss_scan_active_dwell = |
| req->obss_active_dwelltime; |
| cmd->obss_scan_passive_dwell = |
| req->obss_passive_dwelltime; |
| cmd->bss_channel_width_trigger_scan_interval = |
| req->obss_width_trigger_interval; |
| cmd->bss_width_channel_transition_delay_factor = |
| req->bsswidth_ch_trans_delay; |
| cmd->obss_scan_active_total_per_channel = |
| req->obss_active_total_per_channel; |
| cmd->obss_scan_passive_total_per_channel = |
| req->obss_passive_total_per_channel; |
| cmd->obss_scan_activity_threshold = |
| req->obss_activity_threshold; |
| |
| cmd->channel_len = req->channel_count; |
| cmd->forty_mhz_intolerant = req->fortymhz_intolerent; |
| cmd->current_operating_class = req->current_operatingclass; |
| cmd->ie_len = req->iefield_len; |
| |
| buf_ptr += sizeof(wmi_obss_scan_enable_cmd_fixed_param); |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_BYTE, |
| qdf_roundup(req->channel_count, sizeof(uint32_t))); |
| |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| channel_list = (uint8_t *) buf_ptr; |
| |
| for (i = 0; i < req->channel_count; i++) { |
| channel_list[i] = req->channels[i]; |
| WMA_LOGD("Ch[%d]: %d ", i, channel_list[i]); |
| } |
| |
| buf_ptr += qdf_roundup(sizeof(uint8_t) * req->channel_count, |
| sizeof(uint32_t)); |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_BYTE, |
| qdf_roundup(1, sizeof(uint32_t))); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| |
| ret = wmi_unified_cmd_send(wma->wmi_handle, buf, len, |
| WMI_OBSS_SCAN_ENABLE_CMDID); |
| if (ret != EOK) { |
| WMA_LOGE("Failed to send gw config parameter to fw, ret: %d", |
| ret); |
| wmi_buf_free(buf); |
| return QDF_STATUS_E_FAILURE; |
| } |
| return QDF_STATUS_SUCCESS; |
| } |