| /* |
| * Copyright (c) 2013-2015 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 "ol_txrx_ctrl_api.h" |
| #include "wlan_tgt_def_config.h" |
| |
| #include "cdf_nbuf.h" |
| #include "cdf_types.h" |
| #include "ol_txrx_api.h" |
| #include "cdf_memory.h" |
| #include "ol_txrx_types.h" |
| #include "ol_txrx_peer_find.h" |
| |
| #include "wma_types.h" |
| #include "lim_api.h" |
| #include "lim_session_utils.h" |
| |
| #include "cds_utils.h" |
| |
| #if !defined(REMOVE_PKT_LOG) |
| #include "pktlog_ac.h" |
| #endif /* REMOVE_PKT_LOG */ |
| |
| #include "dbglog_host.h" |
| /* FIXME: Inclusion of .c looks odd but this is how it is in internal codebase */ |
| #include "csr_api.h" |
| #include "ol_fw.h" |
| |
| #include "dfs.h" |
| #include "wma_internal.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 |
| */ |
| 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, |
| }; |
| |
| #define WMA_EXTSCAN_CYCLE_WAKE_LOCK_DURATION (5 * 1000) /* in msec */ |
| #endif |
| |
| /** |
| * wma_set_p2p_scan_info() - set p2p scan info in wma handle |
| * @wma_handle: wma handle |
| * @scan_id: scan id |
| * @vdev_id: vdev id |
| * @p2p_scan_type: p2p scan type |
| * |
| * Return: none |
| */ |
| static inline void wma_set_p2p_scan_info(tp_wma_handle wma_handle, |
| uint32_t scan_id, |
| uint32_t vdev_id, |
| tSirP2pScanType p2p_scan_type) |
| { |
| wma_handle->interfaces[vdev_id].p2p_scan_info.scan_id = scan_id; |
| wma_handle->interfaces[vdev_id].p2p_scan_info.p2p_scan_type = |
| p2p_scan_type; |
| } |
| |
| /** |
| * wma_reset_p2p_scan_info() - reset scan info from wma handle |
| * @wma_handle: wma handle |
| * @vdev_id: vdev id |
| * |
| * Return: none |
| */ |
| static inline void wma_reset_p2p_scan_info(tp_wma_handle wma_handle, |
| uint8_t vdev_id) |
| { |
| cdf_mem_zero((void *)&(wma_handle->interfaces[vdev_id].p2p_scan_info), |
| sizeof(struct p2p_scan_param)); |
| } |
| |
| /** |
| * 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_handle->interfaces[i].vdev_up) { |
| if ((prev_chan != 0 && |
| prev_chan != wma_handle->interfaces[i].mhz) && |
| (wma_handle->interfaces[i].mhz <= |
| CDS_CHAN_14_FREQ)) |
| return true; |
| else |
| prev_chan = wma_handle->interfaces[i].mhz; |
| } |
| } |
| return false; |
| } |
| |
| /** |
| * wma_get_buf_start_scan_cmd() - Fill start scan command |
| * @wma_handle: wma handle |
| * @scan_req: scan request |
| * @buf: wmi buffer to be filled in |
| * @buf_len: buf length |
| * |
| * Fill individual elements of wmi_start_scan_req and TLV for |
| * channel list, bssid, ssid etc. |
| * |
| * Return: CDF status |
| */ |
| CDF_STATUS wma_get_buf_start_scan_cmd(tp_wma_handle wma_handle, |
| tSirScanOffloadReq *scan_req, |
| wmi_buf_t *buf, int *buf_len) |
| { |
| wmi_start_scan_cmd_fixed_param *cmd; |
| wmi_chan_list *chan_list = NULL; |
| wmi_mac_addr *bssid; |
| wmi_ssid *ssid = NULL; |
| uint32_t *tmp_ptr, ie_len_with_pad; |
| CDF_STATUS cdf_status = CDF_STATUS_E_FAILURE; |
| uint8_t *buf_ptr; |
| uint32_t dwell_time; |
| uint8_t SSID_num; |
| int i; |
| int len = sizeof(*cmd); |
| tpAniSirGlobal pMac = cds_get_context(CDF_MODULE_ID_PE); |
| |
| if (!pMac) { |
| WMA_LOGP("%s: pMac is NULL!", __func__); |
| return CDF_STATUS_E_FAILURE; |
| } |
| |
| len += WMI_TLV_HDR_SIZE; /* Length TLV placeholder for array of uint32_t */ |
| /* calculate the length of buffer required */ |
| if (scan_req->channelList.numChannels) |
| len += scan_req->channelList.numChannels * sizeof(uint32_t); |
| |
| len += WMI_TLV_HDR_SIZE; /* Length TLV placeholder for array of wmi_ssid structures */ |
| if (scan_req->numSsid) |
| len += scan_req->numSsid * sizeof(wmi_ssid); |
| |
| len += WMI_TLV_HDR_SIZE; /* Length TLV placeholder for array of wmi_mac_addr structures */ |
| len += sizeof(wmi_mac_addr); |
| |
| len += WMI_TLV_HDR_SIZE; /* Length TLV placeholder for array of bytes */ |
| if (scan_req->uIEFieldLen) |
| len += roundup(scan_req->uIEFieldLen, sizeof(uint32_t)); |
| |
| /* Allocate the memory */ |
| *buf = wmi_buf_alloc(wma_handle->wmi_handle, len); |
| if (!*buf) { |
| WMA_LOGP("%s: failed to allocate memory for start scan cmd", |
| __func__); |
| return CDF_STATUS_E_FAILURE; |
| } |
| |
| buf_ptr = (uint8_t *) wmi_buf_data(*buf); |
| cmd = (wmi_start_scan_cmd_fixed_param *) buf_ptr; |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_start_scan_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_start_scan_cmd_fixed_param)); |
| |
| 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 = WMA_HOST_SCAN_REQUESTOR_ID_PREFIX | |
| WMA_DEFAULT_SCAN_REQUESTER_ID; |
| |
| /* Set the scan events which the driver is intereseted to receive */ |
| /* TODO: handle all the other flags also */ |
| cmd->notify_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; |
| |
| WMA_LOGI("Scan Type %x, Active dwell time %u, Passive dwell time %u", |
| scan_req->scanType, cmd->dwell_time_active, |
| cmd->dwell_time_passive); |
| |
| /* Ensure correct number of probes are sent on active channel */ |
| cmd->repeat_probe_time = |
| cmd->dwell_time_active / WMA_SCAN_NPROBES_DEFAULT; |
| |
| /* CSR sends only one value restTime 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 at least half |
| * of the requested time and then leave if there is no traffic. |
| */ |
| cmd->min_rest_time = scan_req->restTime / 2; |
| 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 = WMA_SCAN_IDLE_TIME_DEFAULT; |
| |
| /* 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_ctrl_flags |= WMI_SCAN_ADD_DS_IE_IN_PROBE_REQ; |
| |
| /* do not add OFDM rates in 11B mode */ |
| if (scan_req->dot11mode != WNI_CFG_DOT11_MODE_11B) |
| cmd->scan_ctrl_flags |= WMI_SCAN_ADD_OFDM_RATES; |
| else |
| WMA_LOGD("OFDM_RATES not included in 11B mode"); |
| |
| /* 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_ctrl_flags |= WMI_SCAN_ADD_CCK_RATES; |
| if (!scan_req->numSsid) |
| cmd->scan_ctrl_flags |= WMI_SCAN_ADD_BCAST_PROBE_REQ; |
| if (scan_req->scanType == eSIR_PASSIVE_SCAN) |
| cmd->scan_ctrl_flags |= WMI_SCAN_FLAG_PASSIVE; |
| cmd->scan_ctrl_flags |= WMI_SCAN_FILTER_PROBE_REQ; |
| |
| /* |
| * 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_is_sap_active(wma_handle)) { |
| /* Background scan while SoftAP is sending beacons. |
| * Max duration of CTS2self is 32 ms, which limits |
| * the dwell time. |
| */ |
| cmd->dwell_time_active = |
| CDF_MIN(scan_req->maxChannelTime, |
| (WMA_CTS_DURATION_MS_MAX - |
| WMA_ROAM_SCAN_CHANNEL_SWITCH_TIME)); |
| cmd->dwell_time_passive = |
| cmd->dwell_time_active; |
| cmd->burst_duration = 0; |
| 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. |
| */ |
| if (wma_handle->miracast_value) { |
| /* When miracast is running, burst duration |
| * needs to be minimum to avoid any stutter |
| * or glitch in miracast during station scan |
| */ |
| if (scan_req->maxChannelTime <= |
| WMA_GO_MIN_ACTIVE_SCAN_BURST_DURATION) |
| cmd->burst_duration = |
| scan_req->maxChannelTime; |
| else |
| cmd->burst_duration = |
| WMA_GO_MIN_ACTIVE_SCAN_BURST_DURATION; |
| } else { |
| /* If miracast is not running, accomodate max |
| * stations to make the scans faster |
| */ |
| cmd->burst_duration = |
| WMA_BURST_SCAN_MAX_NUM_OFFCHANNELS * |
| scan_req->maxChannelTime; |
| if (cmd->burst_duration > |
| WMA_GO_MAX_ACTIVE_SCAN_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_GO_MAX_ACTIVE_SCAN_BURST_DURATION; |
| } |
| } |
| break; |
| } |
| if (wma_is_sta_active(wma_handle) || |
| wma_is_p2p_cli_active(wma_handle)) { |
| /* Typical background scan. Disable burst scan for now. */ |
| cmd->burst_duration = 0; |
| 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_ctrl_flags |= WMI_SCAN_FLAG_PASSIVE; |
| cmd->notify_scan_events |= |
| WMI_SCAN_EVENT_FOREIGN_CHANNEL; |
| cmd->repeat_probe_time = 0; |
| break; |
| case P2P_SCAN_TYPE_SEARCH: |
| WMA_LOGD("P2P_SCAN_TYPE_SEARCH"); |
| cmd->scan_ctrl_flags |= WMI_SCAN_FILTER_PROBE_REQ; |
| /* 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; |
| } |
| break; |
| default: |
| WMA_LOGE("Invalid scan type"); |
| goto error; |
| } |
| } |
| |
| cmd->n_probes = (cmd->repeat_probe_time > 0) ? |
| cmd->dwell_time_active / cmd->repeat_probe_time : 0; |
| |
| buf_ptr += sizeof(*cmd); |
| tmp_ptr = (uint32_t *) (buf_ptr + WMI_TLV_HDR_SIZE); |
| |
| if (scan_req->channelList.numChannels) { |
| chan_list = (wmi_chan_list *) tmp_ptr; |
| cmd->num_chan = scan_req->channelList.numChannels; |
| for (i = 0; i < scan_req->channelList.numChannels; ++i) { |
| tmp_ptr[i] = |
| cds_chan_to_freq(scan_req->channelList. |
| channelNumber[i]); |
| } |
| } |
| WMITLV_SET_HDR(buf_ptr, |
| WMITLV_TAG_ARRAY_UINT32, |
| (cmd->num_chan * sizeof(uint32_t))); |
| buf_ptr += WMI_TLV_HDR_SIZE + (cmd->num_chan * sizeof(uint32_t)); |
| if (scan_req->numSsid > SIR_SCAN_MAX_NUM_SSID) { |
| WMA_LOGE("Invalid value for numSsid"); |
| goto error; |
| } |
| cmd->num_ssids = scan_req->numSsid; |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_FIXED_STRUC, |
| (cmd->num_ssids * sizeof(wmi_ssid))); |
| if (scan_req->numSsid) { |
| ssid = (wmi_ssid *) (buf_ptr + WMI_TLV_HDR_SIZE); |
| for (i = 0; i < scan_req->numSsid; ++i) { |
| ssid->ssid_len = scan_req->ssId[i].length; |
| cdf_mem_copy(ssid->ssid, scan_req->ssId[i].ssId, |
| scan_req->ssId[i].length); |
| ssid++; |
| } |
| } |
| buf_ptr += WMI_TLV_HDR_SIZE + (cmd->num_ssids * sizeof(wmi_ssid)); |
| |
| cmd->num_bssid = 1; |
| |
| 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[ |
| CDF_MIN(SSID_num, |
| WMA_DWELL_TIME_PROBE_TIME_MAP_SIZE |
| - 1)].probe_time; |
| } |
| } |
| |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_FIXED_STRUC, |
| (cmd->num_bssid * sizeof(wmi_mac_addr))); |
| bssid = (wmi_mac_addr *) (buf_ptr + WMI_TLV_HDR_SIZE); |
| WMI_CHAR_ARRAY_TO_MAC_ADDR(scan_req->bssId, bssid); |
| buf_ptr += WMI_TLV_HDR_SIZE + (cmd->num_bssid * sizeof(wmi_mac_addr)); |
| |
| cmd->ie_len = scan_req->uIEFieldLen; |
| ie_len_with_pad = roundup(scan_req->uIEFieldLen, sizeof(uint32_t)); |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_BYTE, ie_len_with_pad); |
| if (scan_req->uIEFieldLen) { |
| cdf_mem_copy(buf_ptr + WMI_TLV_HDR_SIZE, |
| (uint8_t *) scan_req + |
| (scan_req->uIEFieldOffset), scan_req->uIEFieldLen); |
| } |
| buf_ptr += WMI_TLV_HDR_SIZE + ie_len_with_pad; |
| |
| *buf_len = len; |
| return CDF_STATUS_SUCCESS; |
| error: |
| cdf_mem_free(*buf); |
| *buf = NULL; |
| return cdf_status; |
| } |
| |
| /** |
| * wma_get_buf_stop_scan_cmd() - Fill stop scan command |
| * @wma_handle: wma handle |
| * @buf: wmi buffer to be filled in |
| * @buf_len: buf length |
| * @abort_scan_req: abort scan request |
| * |
| * Fill wmi_stop_scan_cmd buffer. |
| * |
| * Return: CDF status |
| */ |
| CDF_STATUS wma_get_buf_stop_scan_cmd(tp_wma_handle wma_handle, |
| wmi_buf_t *buf, |
| int *buf_len, |
| tAbortScanParams *abort_scan_req) |
| { |
| wmi_stop_scan_cmd_fixed_param *cmd; |
| CDF_STATUS cdf_status; |
| int len = sizeof(*cmd); |
| |
| /* Allocate the memory */ |
| *buf = wmi_buf_alloc(wma_handle->wmi_handle, len); |
| if (!*buf) { |
| WMA_LOGP("%s: failed to allocate memory for stop scan cmd", |
| __func__); |
| cdf_status = CDF_STATUS_E_FAILURE; |
| goto error; |
| } |
| |
| cmd = (wmi_stop_scan_cmd_fixed_param *) wmi_buf_data(*buf); |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_stop_scan_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN(wmi_stop_scan_cmd_fixed_param)); |
| cmd->vdev_id = abort_scan_req->SessionId; |
| cmd->requestor = WMA_HOST_SCAN_REQUESTOR_ID_PREFIX | |
| WMA_DEFAULT_SCAN_REQUESTER_ID; |
| cmd->scan_id = abort_scan_req->scan_id; |
| /* stop the scan with the corresponding scan_id */ |
| cmd->req_type = WMI_SCAN_STOP_ONE; |
| |
| *buf_len = len; |
| cdf_status = CDF_STATUS_SUCCESS; |
| error: |
| return cdf_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: CDF status |
| */ |
| CDF_STATUS wma_start_scan(tp_wma_handle wma_handle, |
| tSirScanOffloadReq *scan_req, uint16_t msg_type) |
| { |
| uint32_t vdev_id, scan_id; |
| CDF_STATUS cdf_status = CDF_STATUS_SUCCESS; |
| wmi_buf_t buf = NULL; |
| wmi_start_scan_cmd_fixed_param *cmd; |
| int status = 0; |
| int len; |
| 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 error; |
| } |
| |
| /* 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 error; |
| } |
| |
| /* Fill individual elements of wmi_start_scan_req and |
| * TLV for channel list, bssid, ssid etc ... */ |
| cdf_status = wma_get_buf_start_scan_cmd(wma_handle, scan_req, |
| &buf, &len); |
| if (cdf_status != CDF_STATUS_SUCCESS) { |
| WMA_LOGE("Failed to get buffer for start scan cmd"); |
| goto error; |
| } |
| |
| if (NULL == buf) { |
| WMA_LOGE("Failed to get buffer for saving current scan info"); |
| goto error; |
| } |
| |
| /* Save current scan info */ |
| cmd = (wmi_start_scan_cmd_fixed_param *) wmi_buf_data(buf); |
| if (msg_type == WMA_CHNL_SWITCH_REQ) { |
| /* Adjust parameters for channel switch scan */ |
| cmd->min_rest_time = WMA_ROAM_PREAUTH_REST_TIME; |
| cmd->max_rest_time = WMA_ROAM_PREAUTH_REST_TIME; |
| cmd->max_scan_time = WMA_ROAM_PREAUTH_MAX_SCAN_TIME; |
| cmd->scan_priority = WMI_SCAN_PRIORITY_HIGH; |
| cmd->scan_id = scan_req->scan_id; |
| wma_handle->roam_preauth_scan_id = cmd->scan_id; |
| } |
| if (scan_req->p2pScanType == P2P_SCAN_TYPE_LISTEN) |
| wma_set_p2p_scan_info(wma_handle, cmd->scan_id, |
| cmd->vdev_id, P2P_SCAN_TYPE_LISTEN); |
| WMA_LOGE("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_LOGI("ActiveDwell %d, PassiveDwell %d, ScanFlags 0x%x NumChan %d", |
| cmd->dwell_time_active, cmd->dwell_time_passive, |
| cmd->scan_ctrl_flags, cmd->num_chan); |
| |
| status = wmi_unified_cmd_send(wma_handle->wmi_handle, buf, |
| len, WMI_START_SCAN_CMDID); |
| /* Call the wmi api to request the scan */ |
| if (status != EOK) { |
| WMA_LOGE("wmi_unified_cmd_send returned Error %d", status); |
| cdf_status = CDF_STATUS_E_FAILURE; |
| goto error; |
| } |
| |
| WMA_LOGI("WMA --> WMI_START_SCAN_CMDID"); |
| |
| return CDF_STATUS_SUCCESS; |
| error: |
| /* Send completion event for only for start scan request */ |
| if (msg_type == WMA_START_SCAN_OFFLOAD_REQ) { |
| scan_event = |
| (tSirScanOffloadEvent *) |
| cdf_mem_malloc(sizeof(tSirScanOffloadEvent)); |
| if (!scan_event) { |
| WMA_LOGP("%s: Failed to allocate memory for scan rsp", |
| __func__); |
| return CDF_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; |
| wma_send_msg(wma_handle, WMA_RX_SCAN_EVENT, (void *)scan_event, |
| 0); |
| } |
| return cdf_status; |
| } |
| |
| /** |
| * wma_stop_scan() - stop scan command |
| * @wma_handle: wma handle |
| * @abort_scan_req: abort scan params |
| * |
| * Send stop scan command to fw. |
| * |
| * Return: CDF status |
| */ |
| CDF_STATUS wma_stop_scan(tp_wma_handle wma_handle, |
| tAbortScanParams *abort_scan_req) |
| { |
| CDF_STATUS cdf_status; |
| wmi_buf_t buf; |
| int status = 0; |
| int len; |
| |
| cdf_status = wma_get_buf_stop_scan_cmd(wma_handle, &buf, &len, |
| abort_scan_req); |
| if (cdf_status != CDF_STATUS_SUCCESS) { |
| WMA_LOGE("Failed to get buffer for stop scan cmd"); |
| goto error1; |
| } |
| |
| if (NULL == buf) { |
| WMA_LOGE("Failed to get buffer for stop scan cmd"); |
| cdf_status = CDF_STATUS_E_FAULT; |
| goto error1; |
| } |
| |
| status = wmi_unified_cmd_send(wma_handle->wmi_handle, buf, |
| len, WMI_STOP_SCAN_CMDID); |
| /* Call the wmi api to request the scan */ |
| if (status != EOK) { |
| WMA_LOGE("wmi_unified_cmd_send WMI_STOP_SCAN_CMDID returned Error %d", |
| status); |
| cdf_status = CDF_STATUS_E_FAILURE; |
| goto error; |
| } |
| WMA_LOGE("scan_id %x, vdev_id %x", |
| abort_scan_req->scan_id, abort_scan_req->SessionId); |
| WMA_LOGI("WMA --> WMI_STOP_SCAN_CMDID"); |
| |
| return CDF_STATUS_SUCCESS; |
| error: |
| if (buf) |
| cdf_nbuf_free(buf); |
| error1: |
| return cdf_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: CDF status |
| */ |
| CDF_STATUS wma_update_channel_list(WMA_HANDLE handle, |
| tSirUpdateChanList *chan_list) |
| { |
| tp_wma_handle wma_handle = (tp_wma_handle) handle; |
| wmi_buf_t buf; |
| CDF_STATUS cdf_status = CDF_STATUS_SUCCESS; |
| wmi_scan_chan_list_cmd_fixed_param *cmd; |
| int status, i; |
| uint8_t *buf_ptr; |
| wmi_channel *chan_info; |
| uint16_t len = sizeof(*cmd) + WMI_TLV_HDR_SIZE; |
| |
| len += sizeof(wmi_channel) * chan_list->numChan; |
| buf = wmi_buf_alloc(wma_handle->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGE("Failed to allocate memory"); |
| cdf_status = CDF_STATUS_E_NOMEM; |
| goto end; |
| } |
| |
| buf_ptr = (uint8_t *) wmi_buf_data(buf); |
| cmd = (wmi_scan_chan_list_cmd_fixed_param *) buf_ptr; |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_scan_chan_list_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_scan_chan_list_cmd_fixed_param)); |
| |
| WMA_LOGD("no of channels = %d, len = %d", chan_list->numChan, len); |
| |
| cmd->num_scan_chans = chan_list->numChan; |
| WMITLV_SET_HDR((buf_ptr + sizeof(wmi_scan_chan_list_cmd_fixed_param)), |
| WMITLV_TAG_ARRAY_STRUC, |
| sizeof(wmi_channel) * chan_list->numChan); |
| chan_info = (wmi_channel *) (buf_ptr + sizeof(*cmd) + WMI_TLV_HDR_SIZE); |
| |
| for (i = 0; i < chan_list->numChan; ++i) { |
| WMITLV_SET_HDR(&chan_info->tlv_header, |
| WMITLV_TAG_STRUC_wmi_channel, |
| WMITLV_GET_STRUCT_TLVLEN(wmi_channel)); |
| chan_info->mhz = |
| cds_chan_to_freq(chan_list->chanParam[i].chanId); |
| chan_info->band_center_freq1 = chan_info->mhz; |
| chan_info->band_center_freq2 = 0; |
| |
| WMA_LOGD("chan[%d] = %u", i, chan_info->mhz); |
| if (chan_list->chanParam[i].dfsSet) { |
| WMI_SET_CHANNEL_FLAG(chan_info, WMI_CHAN_FLAG_PASSIVE); |
| WMA_LOGI("chan[%d] DFS[%d]\n", |
| chan_list->chanParam[i].chanId, |
| chan_list->chanParam[i].dfsSet); |
| } |
| |
| if (chan_info->mhz < WMA_2_4_GHZ_MAX_FREQ) |
| WMI_SET_CHANNEL_MODE(chan_info, MODE_11G); |
| else |
| WMI_SET_CHANNEL_MODE(chan_info, MODE_11A); |
| |
| if (chan_list->chanParam[i].half_rate) |
| WMI_SET_CHANNEL_FLAG(chan_info, |
| WMI_CHAN_FLAG_HALF_RATE); |
| else if (chan_list->chanParam[i].quarter_rate) |
| WMI_SET_CHANNEL_FLAG(chan_info, |
| WMI_CHAN_FLAG_QUARTER_RATE); |
| |
| WMI_SET_CHANNEL_MAX_TX_POWER(chan_info, |
| chan_list->chanParam[i].pwr); |
| |
| WMI_SET_CHANNEL_REG_POWER(chan_info, |
| chan_list->chanParam[i].pwr); |
| WMA_LOGD("Channel TX power[%d] = %u: %d", i, chan_info->mhz, |
| chan_list->chanParam[i].pwr); |
| /*TODO: Set WMI_SET_CHANNEL_MIN_POWER */ |
| /*TODO: Set WMI_SET_CHANNEL_ANTENNA_MAX */ |
| /*TODO: WMI_SET_CHANNEL_REG_CLASSID */ |
| chan_info++; |
| } |
| |
| status = wmi_unified_cmd_send(wma_handle->wmi_handle, buf, len, |
| WMI_SCAN_CHAN_LIST_CMDID); |
| |
| if (status != EOK) { |
| cdf_status = CDF_STATUS_E_FAILURE; |
| WMA_LOGE("Failed to send WMI_SCAN_CHAN_LIST_CMDID"); |
| wmi_buf_free(buf); |
| } |
| end: |
| return cdf_status; |
| } |
| |
| |
| /** |
| * 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: CDF status |
| */ |
| CDF_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) |
| { |
| CDF_STATUS cdf_status = CDF_STATUS_SUCCESS; |
| wmi_buf_t buf = NULL; |
| int status = 0; |
| int len; |
| uint8_t *buf_ptr; |
| wmi_roam_scan_mode_fixed_param *roam_scan_mode_fp; |
| #ifdef WLAN_FEATURE_ROAM_OFFLOAD |
| int auth_mode = WMI_AUTH_NONE; |
| wmi_roam_offload_tlv_param *roam_offload_params; |
| wmi_roam_11i_offload_tlv_param *roam_offload_11i; |
| wmi_roam_11r_offload_tlv_param *roam_offload_11r; |
| wmi_roam_ese_offload_tlv_param *roam_offload_ese; |
| if (roam_req) |
| auth_mode = e_csr_auth_type_to_rsn_authmode |
| (roam_req->ConnectedNetwork.authentication, |
| roam_req->ConnectedNetwork.encryption); |
| WMA_LOGD("%s : auth mode = %d", __func__, auth_mode); |
| #endif /* WLAN_FEATURE_ROAM_OFFLOAD */ |
| /* Need to create a buf with roam_scan command at |
| * front and piggyback with scan command */ |
| len = sizeof(wmi_roam_scan_mode_fixed_param) + |
| #ifdef WLAN_FEATURE_ROAM_OFFLOAD |
| (2 * WMI_TLV_HDR_SIZE) + |
| #endif /* WLAN_FEATURE_ROAM_OFFLOAD */ |
| sizeof(wmi_start_scan_cmd_fixed_param); |
| #ifdef WLAN_FEATURE_ROAM_OFFLOAD |
| if (roam_req && roam_req->RoamOffloadEnabled) { |
| len += sizeof(wmi_roam_offload_tlv_param); |
| len += WMI_TLV_HDR_SIZE; |
| if ((auth_mode != WMI_AUTH_NONE) && |
| ((auth_mode != WMI_AUTH_OPEN) || |
| (auth_mode == WMI_AUTH_OPEN && |
| roam_req->MDID.mdiePresent) || roam_req->IsESEAssoc)) { |
| len += WMI_TLV_HDR_SIZE; |
| if (roam_req->IsESEAssoc) |
| len += sizeof(wmi_roam_ese_offload_tlv_param); |
| else if (auth_mode == WMI_AUTH_FT_RSNA || |
| auth_mode == WMI_AUTH_FT_RSNA_PSK || |
| (auth_mode == WMI_AUTH_OPEN && |
| roam_req->MDID.mdiePresent)) |
| len += sizeof(wmi_roam_11r_offload_tlv_param); |
| else |
| len += sizeof(wmi_roam_11i_offload_tlv_param); |
| } else { |
| len += WMI_TLV_HDR_SIZE; |
| } |
| } else { |
| if (roam_req) |
| WMA_LOGD("%s : roam offload = %d", |
| __func__, roam_req->RoamOffloadEnabled); |
| else |
| WMA_LOGD("%s : roam_req is NULL", __func__); |
| len += (2 * WMI_TLV_HDR_SIZE); |
| } |
| if (roam_req && roam_req->RoamOffloadEnabled) { |
| mode = mode | WMI_ROAM_SCAN_MODE_ROAMOFFLOAD; |
| } |
| #endif /* WLAN_FEATURE_ROAM_OFFLOAD */ |
| buf = wmi_buf_alloc(wma_handle->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGE("%s : wmi_buf_alloc failed", __func__); |
| return CDF_STATUS_E_NOMEM; |
| } |
| |
| buf_ptr = (uint8_t *) wmi_buf_data(buf); |
| roam_scan_mode_fp = (wmi_roam_scan_mode_fixed_param *) buf_ptr; |
| WMITLV_SET_HDR(&roam_scan_mode_fp->tlv_header, |
| WMITLV_TAG_STRUC_wmi_roam_scan_mode_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_roam_scan_mode_fixed_param)); |
| |
| roam_scan_mode_fp->roam_scan_mode = mode; |
| roam_scan_mode_fp->vdev_id = vdev_id; |
| /* Fill in scan parameters suitable for roaming scan */ |
| buf_ptr += sizeof(wmi_roam_scan_mode_fixed_param); |
| cdf_mem_copy(buf_ptr, scan_cmd_fp, |
| sizeof(wmi_start_scan_cmd_fixed_param)); |
| /* Ensure there is no additional IEs */ |
| scan_cmd_fp->ie_len = 0; |
| WMITLV_SET_HDR(buf_ptr, |
| WMITLV_TAG_STRUC_wmi_start_scan_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_start_scan_cmd_fixed_param)); |
| #ifdef WLAN_FEATURE_ROAM_OFFLOAD |
| buf_ptr += sizeof(wmi_start_scan_cmd_fixed_param); |
| if (roam_req && roam_req->RoamOffloadEnabled) { |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, |
| sizeof(wmi_roam_offload_tlv_param)); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| roam_offload_params = (wmi_roam_offload_tlv_param *) buf_ptr; |
| WMITLV_SET_HDR(buf_ptr, |
| WMITLV_TAG_STRUC_wmi_roam_offload_tlv_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_roam_offload_tlv_param)); |
| roam_offload_params->prefer_5g = roam_req->Prefer5GHz; |
| roam_offload_params->rssi_cat_gap = roam_req->RoamRssiCatGap; |
| roam_offload_params->select_5g_margin = |
| roam_req->Select5GHzMargin; |
| roam_offload_params->reassoc_failure_timeout = |
| roam_req->ReassocFailureTimeout; |
| /* Fill the capabilities */ |
| wma_roam_scan_fill_self_caps(wma_handle, roam_offload_params, |
| roam_req); |
| buf_ptr += sizeof(wmi_roam_offload_tlv_param); |
| /* The TLV's are in the order of 11i, 11R, ESE. Hence, |
| * they are filled in the same order.Depending on the |
| * authentication type, the other mode TLV's are nullified |
| * and only headers are filled.*/ |
| if ((auth_mode != WMI_AUTH_NONE) && |
| ((auth_mode != WMI_AUTH_OPEN) || |
| (auth_mode == WMI_AUTH_OPEN |
| && roam_req->MDID.mdiePresent) || roam_req->IsESEAssoc)) { |
| if (roam_req->IsESEAssoc) { |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, |
| WMITLV_GET_STRUCT_TLVLEN(0)); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, |
| WMITLV_GET_STRUCT_TLVLEN(0)); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, |
| sizeof(wmi_roam_ese_offload_tlv_param)); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| roam_offload_ese = |
| (wmi_roam_ese_offload_tlv_param *) buf_ptr; |
| cdf_mem_copy(roam_offload_ese->krk, |
| roam_req->KRK, |
| sizeof(roam_req->KRK)); |
| cdf_mem_copy(roam_offload_ese->btk, |
| roam_req->BTK, |
| sizeof(roam_req->BTK)); |
| WMITLV_SET_HDR(&roam_offload_ese->tlv_header, |
| WMITLV_TAG_STRUC_wmi_roam_ese_offload_tlv_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_roam_ese_offload_tlv_param)); |
| buf_ptr += |
| sizeof(wmi_roam_ese_offload_tlv_param); |
| } else if (auth_mode == WMI_AUTH_FT_RSNA |
| || auth_mode == WMI_AUTH_FT_RSNA_PSK |
| || (auth_mode == WMI_AUTH_OPEN |
| && roam_req->MDID.mdiePresent)) { |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, |
| 0); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, |
| sizeof(wmi_roam_11r_offload_tlv_param)); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| roam_offload_11r = |
| (wmi_roam_11r_offload_tlv_param *) buf_ptr; |
| roam_offload_11r->r0kh_id_len = |
| roam_req->R0KH_ID_Length; |
| cdf_mem_copy(roam_offload_11r->r0kh_id, |
| roam_req->R0KH_ID, |
| roam_offload_11r->r0kh_id_len); |
| cdf_mem_copy(roam_offload_11r->psk_msk, |
| roam_req->PSK_PMK, |
| sizeof(roam_req->PSK_PMK)); |
| roam_offload_11r->psk_msk_len = |
| roam_req->pmk_len; |
| roam_offload_11r->mdie_present = |
| roam_req->MDID.mdiePresent; |
| roam_offload_11r->mdid = |
| roam_req->MDID.mobilityDomain; |
| if (auth_mode == WMI_AUTH_OPEN) { |
| /* If FT-Open ensure pmk length |
| and r0khid len are zero */ |
| roam_offload_11r->r0kh_id_len = 0; |
| roam_offload_11r->psk_msk_len = 0; |
| } |
| WMITLV_SET_HDR(&roam_offload_11r->tlv_header, |
| WMITLV_TAG_STRUC_wmi_roam_11r_offload_tlv_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_roam_11r_offload_tlv_param)); |
| buf_ptr += |
| sizeof(wmi_roam_11r_offload_tlv_param); |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, |
| WMITLV_GET_STRUCT_TLVLEN(0)); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| } else { |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, |
| sizeof(wmi_roam_11i_offload_tlv_param)); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| roam_offload_11i = |
| (wmi_roam_11i_offload_tlv_param *) buf_ptr; |
| if (roam_req->RoamKeyMgmtOffloadEnabled) { |
| WMI_SET_ROAM_OFFLOAD_OKC_ENABLED |
| (roam_offload_11i->flags); |
| WMA_LOGE("LFR3:OKC Enabled"); |
| } else { |
| WMI_SET_ROAM_OFFLOAD_OKC_DISABLED |
| (roam_offload_11i->flags); |
| WMA_LOGE("LFR3:OKC Disabled"); |
| } |
| |
| cdf_mem_copy(roam_offload_11i->pmk, |
| roam_req->PSK_PMK, |
| sizeof(roam_req->PSK_PMK)); |
| roam_offload_11i->pmk_len = roam_req->pmk_len; |
| WMITLV_SET_HDR(&roam_offload_11i->tlv_header, |
| WMITLV_TAG_STRUC_wmi_roam_11i_offload_tlv_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_roam_11i_offload_tlv_param)); |
| buf_ptr += |
| sizeof(wmi_roam_11i_offload_tlv_param); |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, |
| 0); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, |
| 0); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| } |
| } else { |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, |
| WMITLV_GET_STRUCT_TLVLEN(0)); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, |
| WMITLV_GET_STRUCT_TLVLEN(0)); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, |
| WMITLV_GET_STRUCT_TLVLEN(0)); |
| } |
| } else { |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, |
| WMITLV_GET_STRUCT_TLVLEN(0)); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, |
| WMITLV_GET_STRUCT_TLVLEN(0)); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, |
| WMITLV_GET_STRUCT_TLVLEN(0)); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, |
| WMITLV_GET_STRUCT_TLVLEN(0)); |
| } |
| #endif /* WLAN_FEATURE_ROAM_OFFLOAD */ |
| status = wmi_unified_cmd_send(wma_handle->wmi_handle, buf, |
| len, WMI_ROAM_SCAN_MODE); |
| if (status != EOK) { |
| WMA_LOGE("wmi_unified_cmd_send WMI_ROAM_SCAN_MODE returned Error %d", |
| status); |
| cdf_status = CDF_STATUS_E_FAILURE; |
| goto error; |
| } |
| |
| WMA_LOGI("%s: WMA --> WMI_ROAM_SCAN_MODE", __func__); |
| return CDF_STATUS_SUCCESS; |
| error: |
| wmi_buf_free(buf); |
| |
| return cdf_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: CDF status |
| */ |
| CDF_STATUS wma_roam_scan_offload_rssi_thresh(tp_wma_handle wma_handle, |
| tSirRoamOffloadScanReq *roam_req) |
| { |
| CDF_STATUS cdf_status = CDF_STATUS_SUCCESS; |
| wmi_buf_t buf = NULL; |
| int status = 0; |
| int len, rssi_thresh, rssi_thresh_diff; |
| uint8_t *buf_ptr; |
| wmi_roam_scan_rssi_threshold_fixed_param *rssi_threshold_fp; |
| wmi_roam_scan_extended_threshold_param *ext_thresholds = NULL; |
| wmi_roam_earlystop_rssi_thres_param *early_stop_thresholds = NULL; |
| 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; |
| len = sizeof(wmi_roam_scan_rssi_threshold_fixed_param); |
| len += WMI_TLV_HDR_SIZE; /* TLV for ext_thresholds*/ |
| len += sizeof(wmi_roam_scan_extended_threshold_param); |
| len += WMI_TLV_HDR_SIZE; |
| len += sizeof(wmi_roam_earlystop_rssi_thres_param); |
| buf = wmi_buf_alloc(wma_handle->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGE("%s : wmi_buf_alloc failed", __func__); |
| return CDF_STATUS_E_NOMEM; |
| } |
| |
| buf_ptr = (uint8_t *) wmi_buf_data(buf); |
| rssi_threshold_fp = |
| (wmi_roam_scan_rssi_threshold_fixed_param *) buf_ptr; |
| WMITLV_SET_HDR(&rssi_threshold_fp->tlv_header, |
| WMITLV_TAG_STRUC_wmi_roam_scan_rssi_threshold_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_roam_scan_rssi_threshold_fixed_param)); |
| /* fill in threshold values */ |
| rssi_threshold_fp->vdev_id = roam_req->sessionId; |
| rssi_threshold_fp->roam_scan_rssi_thresh = rssi_thresh & 0x000000ff; |
| rssi_threshold_fp->roam_rssi_thresh_diff = |
| rssi_thresh_diff & 0x000000ff; |
| rssi_threshold_fp->hirssi_scan_max_count = hirssi_scan_max_count; |
| rssi_threshold_fp->hirssi_scan_delta = hirssi_scan_delta; |
| rssi_threshold_fp->hirssi_upper_bound = hirssi_upper_bound & 0x00000ff; |
| |
| buf_ptr += sizeof(wmi_roam_scan_rssi_threshold_fixed_param); |
| WMITLV_SET_HDR(buf_ptr, |
| WMITLV_TAG_ARRAY_STRUC, |
| sizeof(wmi_roam_scan_extended_threshold_param)); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| ext_thresholds = (wmi_roam_scan_extended_threshold_param *) buf_ptr; |
| /* |
| * 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) |
| ext_thresholds->penalty_threshold_5g = 0; |
| else |
| ext_thresholds->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) |
| ext_thresholds->penalty_threshold_5g = 0; |
| else |
| ext_thresholds->penalty_threshold_5g = |
| (roam_params->drop_rssi_thresh_5g - |
| WMA_NOISE_FLOOR_DBM_DEFAULT) & 0x000000ff; |
| ext_thresholds->boost_algorithm_5g = |
| WMI_ROAM_5G_BOOST_PENALIZE_ALGO_LINEAR; |
| ext_thresholds->boost_factor_5g = roam_params->raise_factor_5g; |
| ext_thresholds->penalty_algorithm_5g = |
| WMI_ROAM_5G_BOOST_PENALIZE_ALGO_LINEAR; |
| ext_thresholds->penalty_factor_5g = roam_params->drop_factor_5g; |
| ext_thresholds->max_boost_5g = roam_params->max_raise_rssi_5g; |
| ext_thresholds->max_penalty_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; |
| ext_thresholds->good_rssi_threshold = |
| (good_rssi_threshold - WMA_NOISE_FLOOR_DBM_DEFAULT) & 0x000000ff; |
| |
| WMA_LOGD("WMA --> good_rssi_threshold=%d", |
| ext_thresholds->good_rssi_threshold); |
| |
| WMITLV_SET_HDR(&ext_thresholds->tlv_header, |
| WMITLV_TAG_STRUC_wmi_roam_scan_extended_threshold_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_roam_scan_extended_threshold_param)); |
| buf_ptr += sizeof(wmi_roam_scan_extended_threshold_param); |
| WMITLV_SET_HDR(buf_ptr, |
| WMITLV_TAG_ARRAY_STRUC, |
| sizeof(wmi_roam_earlystop_rssi_thres_param)); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| early_stop_thresholds = (wmi_roam_earlystop_rssi_thres_param *) buf_ptr; |
| early_stop_thresholds->roam_earlystop_thres_min = |
| roam_req->early_stop_scan_min_threshold - |
| WMA_NOISE_FLOOR_DBM_DEFAULT; |
| early_stop_thresholds->roam_earlystop_thres_max = |
| roam_req->early_stop_scan_max_threshold - |
| WMA_NOISE_FLOOR_DBM_DEFAULT; |
| WMITLV_SET_HDR(&early_stop_thresholds->tlv_header, |
| WMITLV_TAG_STRUC_wmi_roam_earlystop_rssi_thres_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_roam_earlystop_rssi_thres_param)); |
| WMA_LOGD("early_stop_thresholds en=%d, min=%d, max=%d", |
| roam_req->early_stop_scan_enable, |
| early_stop_thresholds->roam_earlystop_thres_min, |
| early_stop_thresholds->roam_earlystop_thres_max); |
| |
| status = wmi_unified_cmd_send(wma_handle->wmi_handle, buf, |
| len, WMI_ROAM_SCAN_RSSI_THRESHOLD); |
| if (status != EOK) { |
| WMA_LOGE("cmd WMI_ROAM_SCAN_RSSI_THRESHOLD returned Error %d", |
| status); |
| cdf_status = CDF_STATUS_E_FAILURE; |
| goto error; |
| } |
| |
| WMA_LOGI(FL("roam_scan_rssi_thresh=%d, roam_rssi_thresh_diff=%d"), |
| rssi_thresh, rssi_thresh_diff); |
| WMA_LOGI( |
| FL("hirssi_scan max_count=%d, delta=%d, hirssi_upper_bound=%d"), |
| hirssi_scan_max_count, hirssi_scan_delta, hirssi_upper_bound); |
| return CDF_STATUS_SUCCESS; |
| error: |
| wmi_buf_free(buf); |
| |
| return cdf_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: CDF status |
| */ |
| CDF_STATUS wma_roam_scan_offload_scan_period(tp_wma_handle wma_handle, |
| uint32_t scan_period, |
| uint32_t scan_age, |
| uint32_t vdev_id) |
| { |
| CDF_STATUS cdf_status = CDF_STATUS_SUCCESS; |
| wmi_buf_t buf = NULL; |
| int status = 0; |
| int len; |
| uint8_t *buf_ptr; |
| wmi_roam_scan_period_fixed_param *scan_period_fp; |
| |
| /* Send scan period values */ |
| len = sizeof(wmi_roam_scan_period_fixed_param); |
| buf = wmi_buf_alloc(wma_handle->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGE("%s : wmi_buf_alloc failed", __func__); |
| return CDF_STATUS_E_NOMEM; |
| } |
| |
| buf_ptr = (uint8_t *) wmi_buf_data(buf); |
| scan_period_fp = (wmi_roam_scan_period_fixed_param *) buf_ptr; |
| WMITLV_SET_HDR(&scan_period_fp->tlv_header, |
| WMITLV_TAG_STRUC_wmi_roam_scan_period_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_roam_scan_period_fixed_param)); |
| /* fill in scan period values */ |
| scan_period_fp->vdev_id = vdev_id; |
| scan_period_fp->roam_scan_period = scan_period; /* 20 seconds */ |
| scan_period_fp->roam_scan_age = scan_age; |
| |
| status = wmi_unified_cmd_send(wma_handle->wmi_handle, buf, |
| len, WMI_ROAM_SCAN_PERIOD); |
| if (status != EOK) { |
| WMA_LOGE("wmi_unified_cmd_send WMI_ROAM_SCAN_PERIOD returned Error %d", |
| status); |
| cdf_status = CDF_STATUS_E_FAILURE; |
| goto error; |
| } |
| |
| WMA_LOGI("%s: WMA --> WMI_ROAM_SCAN_PERIOD roam_scan_period=%d, roam_scan_age=%d", |
| __func__, scan_period, scan_age); |
| return CDF_STATUS_SUCCESS; |
| error: |
| wmi_buf_free(buf); |
| |
| return cdf_status; |
| } |
| |
| /** |
| * 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: CDF status |
| */ |
| CDF_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) |
| { |
| CDF_STATUS cdf_status = CDF_STATUS_SUCCESS; |
| wmi_buf_t buf = NULL; |
| int status = 0; |
| int len; |
| uint8_t *buf_ptr; |
| wmi_roam_scan_rssi_change_threshold_fixed_param *rssi_change_fp; |
| |
| /* Send rssi change parameters */ |
| len = sizeof(wmi_roam_scan_rssi_change_threshold_fixed_param); |
| buf = wmi_buf_alloc(wma_handle->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGE("%s : wmi_buf_alloc failed", __func__); |
| return CDF_STATUS_E_NOMEM; |
| } |
| |
| buf_ptr = (uint8_t *) wmi_buf_data(buf); |
| rssi_change_fp = |
| (wmi_roam_scan_rssi_change_threshold_fixed_param *) buf_ptr; |
| WMITLV_SET_HDR(&rssi_change_fp->tlv_header, |
| WMITLV_TAG_STRUC_wmi_roam_scan_rssi_change_threshold_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_roam_scan_rssi_change_threshold_fixed_param)); |
| /* fill in rssi change threshold (hysteresis) values */ |
| rssi_change_fp->vdev_id = vdev_id; |
| rssi_change_fp->roam_scan_rssi_change_thresh = rssi_change_thresh; |
| rssi_change_fp->bcn_rssi_weight = bcn_rssi_weight; |
| rssi_change_fp->hirssi_delay_btw_scans = hirssi_delay_btw_scans; |
| |
| status = wmi_unified_cmd_send(wma_handle->wmi_handle, buf, |
| len, WMI_ROAM_SCAN_RSSI_CHANGE_THRESHOLD); |
| if (status != EOK) { |
| WMA_LOGE("wmi_unified_cmd_send WMI_ROAM_SCAN_RSSI_CHANGE_THRESHOLD returned Error %d", |
| status); |
| cdf_status = CDF_STATUS_E_FAILURE; |
| goto error; |
| } |
| |
| WMA_LOGI(FL("roam_scan_rssi_change_thresh=%d, bcn_rssi_weight=%d"), |
| rssi_change_thresh, bcn_rssi_weight); |
| WMA_LOGI(FL("hirssi_delay_btw_scans=%d"), hirssi_delay_btw_scans); |
| return CDF_STATUS_SUCCESS; |
| error: |
| wmi_buf_free(buf); |
| |
| return cdf_status; |
| } |
| |
| /** |
| * 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: CDF status |
| */ |
| CDF_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) |
| { |
| CDF_STATUS cdf_status = CDF_STATUS_SUCCESS; |
| wmi_buf_t buf = NULL; |
| int status = 0; |
| int len, list_tlv_len; |
| int i; |
| uint8_t *buf_ptr; |
| wmi_roam_chan_list_fixed_param *chan_list_fp; |
| A_UINT32 *roam_chan_list_array; |
| |
| if (chan_count == 0) { |
| WMA_LOGD("%s : invalid number of channels %d", __func__, |
| chan_count); |
| return CDF_STATUS_E_EMPTY; |
| } |
| /* Channel list is a table of 2 TLV's */ |
| list_tlv_len = WMI_TLV_HDR_SIZE + chan_count * sizeof(A_UINT32); |
| len = sizeof(wmi_roam_chan_list_fixed_param) + list_tlv_len; |
| buf = wmi_buf_alloc(wma_handle->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGE("%s : wmi_buf_alloc failed", __func__); |
| return CDF_STATUS_E_NOMEM; |
| } |
| |
| buf_ptr = (uint8_t *) wmi_buf_data(buf); |
| chan_list_fp = (wmi_roam_chan_list_fixed_param *) buf_ptr; |
| WMITLV_SET_HDR(&chan_list_fp->tlv_header, |
| WMITLV_TAG_STRUC_wmi_roam_chan_list_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_roam_chan_list_fixed_param)); |
| chan_list_fp->vdev_id = vdev_id; |
| chan_list_fp->num_chan = chan_count; |
| if (chan_count > 0 && list_type == CHANNEL_LIST_STATIC) { |
| /* external app is controlling channel list */ |
| chan_list_fp->chan_list_type = |
| WMI_ROAM_SCAN_CHAN_LIST_TYPE_STATIC; |
| } else { |
| /* umac supplied occupied channel list in LFR */ |
| chan_list_fp->chan_list_type = |
| WMI_ROAM_SCAN_CHAN_LIST_TYPE_DYNAMIC; |
| } |
| |
| buf_ptr += sizeof(wmi_roam_chan_list_fixed_param); |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_UINT32, |
| (chan_list_fp->num_chan * sizeof(uint32_t))); |
| roam_chan_list_array = (A_UINT32 *) (buf_ptr + WMI_TLV_HDR_SIZE); |
| WMA_LOGI("%s: %d channels = ", __func__, chan_list_fp->num_chan); |
| for (i = 0; ((i < chan_list_fp->num_chan) && |
| (i < SIR_ROAM_MAX_CHANNELS)); i++) { |
| roam_chan_list_array[i] = cds_chan_to_freq(chan_list[i]); |
| WMA_LOGI("%d,", roam_chan_list_array[i]); |
| } |
| |
| status = wmi_unified_cmd_send(wma_handle->wmi_handle, buf, |
| len, WMI_ROAM_CHAN_LIST); |
| if (status != EOK) { |
| WMA_LOGE("wmi_unified_cmd_send WMI_ROAM_CHAN_LIST returned Error %d", |
| status); |
| cdf_status = CDF_STATUS_E_FAILURE; |
| goto error; |
| } |
| |
| WMA_LOGI("%s: WMA --> WMI_ROAM_SCAN_CHAN_LIST", __func__); |
| return CDF_STATUS_SUCCESS; |
| error: |
| wmi_buf_free(buf); |
| |
| return cdf_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; |
| #if defined WLAN_FEATURE_VOWIFI_11R |
| case eCSR_AUTH_TYPE_FT_RSN: |
| return WMI_AUTH_FT_RSNA; |
| case eCSR_AUTH_TYPE_FT_RSN_PSK: |
| return WMI_AUTH_FT_RSNA_PSK; |
| #endif /* WLAN_FEATURE_VOWIFI_11R */ |
| #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: |
| case eCSR_AUTH_TYPE_CCKM_RSN: |
| return WMI_AUTH_CCKM; |
| #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) { |
| return WMI_AUTH_OPEN; |
| } |
| return WMI_AUTH_NONE; |
| 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; |
| #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; |
| } |
| } |
| |
| /** |
| * wma_roam_scan_fill_ap_profile() - fill ap_profile |
| * @wma_handle: wma handle |
| * @pMac: Mac ptr |
| * @roam_req: roam offload scan request |
| * @ap_profile_p: ap profile |
| * |
| * Fill ap_profile structure from configured parameters |
| * |
| * Return: none |
| */ |
| void wma_roam_scan_fill_ap_profile(tp_wma_handle wma_handle, |
| tpAniSirGlobal pMac, |
| tSirRoamOffloadScanReq *roam_req, |
| wmi_ap_profile *ap_profile_p) |
| { |
| cdf_mem_zero(ap_profile_p, sizeof(wmi_ap_profile)); |
| if (roam_req == NULL) { |
| ap_profile_p->ssid.ssid_len = 0; |
| ap_profile_p->ssid.ssid[0] = 0; |
| ap_profile_p->rsn_authmode = WMI_AUTH_NONE; |
| ap_profile_p->rsn_ucastcipherset = WMI_CIPHER_NONE; |
| ap_profile_p->rsn_mcastcipherset = WMI_CIPHER_NONE; |
| ap_profile_p->rsn_mcastmgmtcipherset = WMI_CIPHER_NONE; |
| ap_profile_p->rssi_threshold = WMA_ROAM_RSSI_DIFF_DEFAULT; |
| } else { |
| ap_profile_p->ssid.ssid_len = |
| roam_req->ConnectedNetwork.ssId.length; |
| cdf_mem_copy(ap_profile_p->ssid.ssid, |
| roam_req->ConnectedNetwork.ssId.ssId, |
| ap_profile_p->ssid.ssid_len); |
| ap_profile_p->rsn_authmode = |
| e_csr_auth_type_to_rsn_authmode(roam_req->ConnectedNetwork.authentication, |
| roam_req->ConnectedNetwork.encryption); |
| ap_profile_p->rsn_ucastcipherset = |
| e_csr_encryption_type_to_rsn_cipherset(roam_req->ConnectedNetwork.encryption); |
| ap_profile_p->rsn_mcastcipherset = |
| e_csr_encryption_type_to_rsn_cipherset(roam_req->ConnectedNetwork.mcencryption); |
| ap_profile_p->rsn_mcastmgmtcipherset = |
| ap_profile_p->rsn_mcastcipherset; |
| ap_profile_p->rssi_threshold = roam_req->RoamRssiDiff; |
| #ifdef WLAN_FEATURE_11W |
| if (roam_req->ConnectedNetwork.mfp_enabled) |
| ap_profile_p->flags |= WMI_AP_PROFILE_FLAG_PMF; |
| #endif |
| } |
| } |
| |
| /** |
| * 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; |
| } |
| |
| cdf_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_LOGI("%s: Input parameters: NeighborScanChannelMinTime" |
| " = %d, NeighborScanChannelMaxTime = %d", |
| __func__, |
| roam_req->NeighborScanChannelMinTime, |
| roam_req->NeighborScanChannelMaxTime); |
| WMA_LOGI("%s: Input parameters: NeighborScanTimerPeriod =" |
| " %d, HomeAwayTime = %d, nProbes = %d", |
| __func__, |
| roam_req->NeighborScanTimerPeriod, |
| 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 = |
| CDF_MAX(scan_params->burst_duration, |
| scan_params->dwell_time_passive); |
| } |
| scan_params->min_rest_time = roam_req->NeighborScanTimerPeriod; |
| scan_params->max_rest_time = roam_req->NeighborScanTimerPeriod; |
| scan_params->repeat_probe_time = (roam_req->nProbes > 0) ? |
| CDF_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; |
| } |
| } |
| } 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_LOGI("%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_LOGI("%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_LOGI("%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 |
| * @ap_profile_p: ap profile |
| * @vdev_id: vdev id |
| * |
| * Send WMI_ROAM_AP_PROFILE to firmware |
| * |
| * Return: CDF status |
| */ |
| CDF_STATUS wma_roam_scan_offload_ap_profile(tp_wma_handle wma_handle, |
| wmi_ap_profile *ap_profile_p, |
| uint32_t vdev_id) |
| { |
| CDF_STATUS cdf_status = CDF_STATUS_SUCCESS; |
| wmi_buf_t buf = NULL; |
| int status = 0; |
| int len; |
| uint8_t *buf_ptr; |
| wmi_roam_ap_profile_fixed_param *roam_ap_profile_fp; |
| |
| len = sizeof(wmi_roam_ap_profile_fixed_param) + sizeof(wmi_ap_profile); |
| |
| buf = wmi_buf_alloc(wma_handle->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGE("%s : wmi_buf_alloc failed", __func__); |
| return CDF_STATUS_E_NOMEM; |
| } |
| |
| buf_ptr = (uint8_t *) wmi_buf_data(buf); |
| roam_ap_profile_fp = (wmi_roam_ap_profile_fixed_param *) buf_ptr; |
| WMITLV_SET_HDR(&roam_ap_profile_fp->tlv_header, |
| WMITLV_TAG_STRUC_wmi_roam_ap_profile_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_roam_ap_profile_fixed_param)); |
| /* fill in threshold values */ |
| roam_ap_profile_fp->vdev_id = vdev_id; |
| roam_ap_profile_fp->id = 0; |
| buf_ptr += sizeof(wmi_roam_ap_profile_fixed_param); |
| |
| cdf_mem_copy(buf_ptr, ap_profile_p, sizeof(wmi_ap_profile)); |
| WMITLV_SET_HDR(buf_ptr, |
| WMITLV_TAG_STRUC_wmi_ap_profile, |
| WMITLV_GET_STRUCT_TLVLEN(wmi_ap_profile)); |
| status = wmi_unified_cmd_send(wma_handle->wmi_handle, buf, |
| len, WMI_ROAM_AP_PROFILE); |
| if (status != EOK) { |
| WMA_LOGE("wmi_unified_cmd_send WMI_ROAM_AP_PROFILE returned Error %d", |
| status); |
| cdf_status = CDF_STATUS_E_FAILURE; |
| goto error; |
| } |
| |
| WMA_LOGI("WMA --> WMI_ROAM_AP_PROFILE and other parameters"); |
| return CDF_STATUS_SUCCESS; |
| error: |
| wmi_buf_free(buf); |
| |
| return cdf_status; |
| } |
| |
| /** |
| * 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. |
| */ |
| CDF_STATUS wma_roam_scan_filter(tp_wma_handle wma_handle, |
| tSirRoamOffloadScanReq *roam_req) |
| { |
| wmi_buf_t buf = NULL; |
| int status = 0, i; |
| uint32_t len, num_bssid_black_list = 0, num_ssid_white_list = 0, |
| num_bssid_preferred_list = 0; |
| uint32_t op_bitmap = 0; |
| uint8_t *buf_ptr; |
| wmi_roam_filter_fixed_param *roam_filter; |
| uint8_t *bssid_src_ptr = NULL; |
| wmi_mac_addr *bssid_dst_ptr = NULL; |
| wmi_ssid *ssid_ptr = NULL; |
| uint32_t *bssid_preferred_factor_ptr = NULL; |
| struct roam_ext_params *roam_params; |
| |
| roam_params = &roam_req->roam_params; |
| len = sizeof(wmi_roam_filter_fixed_param); |
| len += WMI_TLV_HDR_SIZE; |
| 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; |
| len += num_bssid_black_list * sizeof(wmi_mac_addr); |
| len += WMI_TLV_HDR_SIZE; |
| break; |
| case REASON_ROAM_SET_SSID_ALLOWED: |
| op_bitmap |= 0x2; |
| num_ssid_white_list = |
| roam_params->num_ssid_allowed_list; |
| len += num_ssid_white_list * sizeof(wmi_ssid); |
| len += WMI_TLV_HDR_SIZE; |
| break; |
| case REASON_ROAM_SET_FAVORED_BSSID: |
| op_bitmap |= 0x4; |
| num_bssid_preferred_list = |
| roam_params->num_bssid_favored; |
| len += num_bssid_preferred_list * sizeof(wmi_mac_addr); |
| len += WMI_TLV_HDR_SIZE; |
| len += num_bssid_preferred_list * sizeof(A_UINT32); |
| break; |
| default: |
| WMA_LOGD("%s : Roam Filter need not be sent", __func__); |
| return CDF_STATUS_SUCCESS; |
| break; |
| } |
| } 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; |
| len += num_ssid_white_list * sizeof(wmi_ssid); |
| num_bssid_preferred_list = roam_params->num_bssid_favored; |
| len += num_bssid_preferred_list * sizeof(wmi_mac_addr); |
| len += num_bssid_preferred_list * sizeof(A_UINT32); |
| len += (2 * WMI_TLV_HDR_SIZE); |
| } |
| buf = wmi_buf_alloc(wma_handle->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGE("%s : wmi_buf_alloc failed", __func__); |
| return CDF_STATUS_E_NOMEM; |
| } |
| |
| buf_ptr = (u_int8_t *) wmi_buf_data(buf); |
| roam_filter = (wmi_roam_filter_fixed_param *) buf_ptr; |
| WMITLV_SET_HDR(&roam_filter->tlv_header, |
| WMITLV_TAG_STRUC_wmi_roam_filter_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN(wmi_roam_filter_fixed_param)); |
| /* fill in fixed values */ |
| roam_filter->vdev_id = roam_req->sessionId; |
| roam_filter->flags = 0; |
| roam_filter->op_bitmap = op_bitmap; |
| roam_filter->num_bssid_black_list = num_bssid_black_list; |
| roam_filter->num_ssid_white_list = num_ssid_white_list; |
| roam_filter->num_bssid_preferred_list = num_bssid_preferred_list; |
| buf_ptr += sizeof(wmi_roam_filter_fixed_param); |
| |
| WMITLV_SET_HDR((buf_ptr), |
| WMITLV_TAG_ARRAY_FIXED_STRUC, |
| (num_bssid_black_list * sizeof(wmi_mac_addr))); |
| bssid_src_ptr = (uint8_t *)&roam_params->bssid_avoid_list; |
| bssid_dst_ptr = (wmi_mac_addr *)(buf_ptr + WMI_TLV_HDR_SIZE); |
| for (i = 0; i < num_bssid_black_list; i++) { |
| WMI_CHAR_ARRAY_TO_MAC_ADDR(bssid_src_ptr, bssid_dst_ptr); |
| bssid_src_ptr += ATH_MAC_LEN; |
| bssid_dst_ptr++; |
| } |
| buf_ptr += WMI_TLV_HDR_SIZE + |
| (num_bssid_black_list * sizeof(wmi_mac_addr)); |
| WMITLV_SET_HDR((buf_ptr), |
| WMITLV_TAG_ARRAY_FIXED_STRUC, |
| (num_ssid_white_list * sizeof(wmi_ssid))); |
| ssid_ptr = (wmi_ssid *)(buf_ptr + WMI_TLV_HDR_SIZE); |
| for (i = 0; i < num_ssid_white_list; i++) { |
| memcpy(&ssid_ptr->ssid, &roam_params->ssid_allowed_list[i].ssId, |
| roam_params->ssid_allowed_list[i].length); |
| ssid_ptr->ssid_len = roam_params->ssid_allowed_list[i].length; |
| WMA_LOGD("%s: SSID length=%d", __func__, ssid_ptr->ssid_len); |
| CDF_TRACE_HEX_DUMP(CDF_MODULE_ID_WMA, CDF_TRACE_LEVEL_DEBUG, |
| (uint8_t *)ssid_ptr->ssid, |
| ssid_ptr->ssid_len); |
| ssid_ptr++; |
| } |
| buf_ptr += WMI_TLV_HDR_SIZE + (num_ssid_white_list * sizeof(wmi_ssid)); |
| WMITLV_SET_HDR((buf_ptr), |
| WMITLV_TAG_ARRAY_FIXED_STRUC, |
| (num_bssid_preferred_list * sizeof(wmi_mac_addr))); |
| bssid_src_ptr = (uint8_t *)&roam_params->bssid_favored; |
| bssid_dst_ptr = (wmi_mac_addr *)(buf_ptr + WMI_TLV_HDR_SIZE); |
| for (i = 0; i < num_bssid_preferred_list; i++) { |
| WMI_CHAR_ARRAY_TO_MAC_ADDR(bssid_src_ptr, |
| (wmi_mac_addr *)bssid_dst_ptr); |
| bssid_src_ptr += ATH_MAC_LEN; |
| bssid_dst_ptr++; |
| } |
| buf_ptr += WMI_TLV_HDR_SIZE + |
| (num_bssid_preferred_list * sizeof(wmi_mac_addr)); |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_UINT32, |
| (num_bssid_preferred_list * sizeof(uint32_t))); |
| bssid_preferred_factor_ptr = (uint32_t *)(buf_ptr + WMI_TLV_HDR_SIZE); |
| for (i = 0; i < num_bssid_preferred_list; i++) { |
| *bssid_preferred_factor_ptr = |
| roam_params->bssid_favored_factor[i]; |
| bssid_preferred_factor_ptr++; |
| } |
| buf_ptr += WMI_TLV_HDR_SIZE + |
| (num_bssid_preferred_list * sizeof(uint32_t)); |
| status = wmi_unified_cmd_send(wma_handle->wmi_handle, buf, |
| len, WMI_ROAM_FILTER_CMDID); |
| if (status != EOK) { |
| WMA_LOGE("cmd WMI_ROAM_FILTER_CMDID returned Error %d", |
| status); |
| goto error; |
| } |
| return CDF_STATUS_SUCCESS; |
| error: |
| wmi_buf_free(buf); |
| return CDF_STATUS_E_FAILURE; |
| } |
| |
| /** |
| * 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: CDF status |
| */ |
| CDF_STATUS wma_roam_scan_bmiss_cnt(tp_wma_handle wma_handle, |
| A_INT32 first_bcnt, |
| A_UINT32 final_bcnt, uint32_t vdev_id) |
| { |
| int status = 0; |
| |
| WMA_LOGI("%s: first_bcnt=%d, final_bcnt=%d", __func__, first_bcnt, |
| final_bcnt); |
| |
| status = wmi_unified_vdev_set_param_send(wma_handle->wmi_handle, |
| vdev_id, |
| WMI_VDEV_PARAM_BMISS_FIRST_BCNT, |
| first_bcnt); |
| if (status != EOK) { |
| WMA_LOGE("wmi_unified_vdev_set_param_send WMI_VDEV_PARAM_BMISS_FIRST_BCNT returned Error %d", |
| status); |
| return CDF_STATUS_E_FAILURE; |
| } |
| |
| status = wmi_unified_vdev_set_param_send(wma_handle->wmi_handle, |
| vdev_id, |
| WMI_VDEV_PARAM_BMISS_FINAL_BCNT, |
| final_bcnt); |
| if (status != EOK) { |
| WMA_LOGE("wmi_unified_vdev_set_param_send WMI_VDEV_PARAM_BMISS_FINAL_BCNT returned Error %d", |
| status); |
| return CDF_STATUS_E_FAILURE; |
| } |
| |
| return CDF_STATUS_SUCCESS; |
| } |
| |
| /** |
| * 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: CDF status |
| */ |
| CDF_STATUS wma_roam_scan_offload_command(tp_wma_handle wma_handle, |
| uint32_t command, uint32_t vdev_id) |
| { |
| CDF_STATUS cdf_status; |
| wmi_roam_scan_cmd_fixed_param *cmd_fp; |
| wmi_buf_t buf = NULL; |
| int status = 0; |
| int len; |
| uint8_t *buf_ptr; |
| |
| len = sizeof(wmi_roam_scan_cmd_fixed_param); |
| buf = wmi_buf_alloc(wma_handle->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGE("%s : wmi_buf_alloc failed", __func__); |
| return CDF_STATUS_E_NOMEM; |
| } |
| |
| buf_ptr = (uint8_t *) wmi_buf_data(buf); |
| |
| cmd_fp = (wmi_roam_scan_cmd_fixed_param *) buf_ptr; |
| WMITLV_SET_HDR(&cmd_fp->tlv_header, |
| WMITLV_TAG_STRUC_wmi_roam_scan_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN(wmi_roam_scan_cmd_fixed_param)); |
| cmd_fp->vdev_id = vdev_id; |
| cmd_fp->command_arg = command; |
| |
| status = wmi_unified_cmd_send(wma_handle->wmi_handle, buf, |
| len, WMI_ROAM_SCAN_CMD); |
| if (status != EOK) { |
| WMA_LOGE("wmi_unified_cmd_send WMI_ROAM_SCAN_CMD returned Error %d", |
| status); |
| cdf_status = CDF_STATUS_E_FAILURE; |
| goto error; |
| } |
| |
| WMA_LOGI("%s: WMA --> WMI_ROAM_SCAN_CMD", __func__); |
| return CDF_STATUS_SUCCESS; |
| |
| error: |
| wmi_buf_free(buf); |
| |
| return cdf_status; |
| } |
| |
| /** |
| * wma_process_roam_scan_req() - process roam request |
| * @wma_handle: wma handle |
| * @roam_req: roam request parameters |
| * |
| * Main routine to handle ROAM commands coming from CSR module. |
| * |
| * Return: CDF status |
| */ |
| CDF_STATUS wma_process_roam_scan_req(tp_wma_handle wma_handle, |
| tSirRoamOffloadScanReq *roam_req) |
| { |
| CDF_STATUS cdf_status = CDF_STATUS_SUCCESS; |
| wmi_start_scan_cmd_fixed_param scan_params; |
| wmi_ap_profile ap_profile; |
| tpAniSirGlobal pMac = cds_get_context(CDF_MODULE_ID_PE); |
| uint32_t mode = 0; |
| struct wma_txrx_node *intr = NULL; |
| |
| WMA_LOGI("%s: command 0x%x, reason %d", __func__, roam_req->Command, |
| roam_req->reason); |
| |
| if (NULL == pMac) { |
| WMA_LOGE("%s: pMac is NULL", __func__); |
| return CDF_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. |
| */ |
| cdf_mem_free(roam_req); |
| return CDF_STATUS_E_PERM; |
| } |
| 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 file. |
| */ |
| |
| /* First parameter is positive rssi value to trigger rssi based scan. |
| * Opportunistic scan is started at 30 dB higher that trigger rssi. |
| */ |
| wma_handle->suitable_ap_hb_failure = false; |
| |
| cdf_status = wma_roam_scan_offload_rssi_thresh(wma_handle, |
| roam_req); |
| if (cdf_status != CDF_STATUS_SUCCESS) |
| break; |
| cdf_status = wma_roam_scan_bmiss_cnt(wma_handle, |
| roam_req->RoamBmissFirstBcnt, |
| roam_req->RoamBmissFinalBcnt, |
| roam_req->sessionId); |
| if (cdf_status != CDF_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) { |
| cdf_status = |
| wma_roam_scan_offload_scan_period(wma_handle, |
| roam_req->EmptyRefreshScanPeriod, |
| roam_req->EmptyRefreshScanPeriod * 3, |
| roam_req->sessionId); |
| if (cdf_status != CDF_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. |
| */ |
| cdf_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 (cdf_status != CDF_STATUS_SUCCESS) |
| break; |
| |
| wma_roam_scan_fill_ap_profile(wma_handle, pMac, roam_req, |
| &ap_profile); |
| |
| cdf_status = wma_roam_scan_offload_ap_profile(wma_handle, |
| &ap_profile, |
| roam_req->sessionId); |
| if (cdf_status != CDF_STATUS_SUCCESS) |
| break; |
| |
| cdf_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 ((cdf_status != CDF_STATUS_SUCCESS) && |
| (cdf_status != CDF_STATUS_E_EMPTY)) |
| break; |
| |
| |
| wma_roam_scan_fill_scan_params(wma_handle, pMac, roam_req, |
| &scan_params); |
| cdf_status = |
| wma_roam_scan_offload_mode(wma_handle, &scan_params, |
| roam_req, mode, |
| roam_req->sessionId); |
| if (cdf_status != CDF_STATUS_SUCCESS) |
| break; |
| cdf_status = wma_roam_scan_filter(wma_handle, roam_req); |
| if (cdf_status != CDF_STATUS_SUCCESS) { |
| WMA_LOGE("Sending start for roam scan filter failed"); |
| break; |
| } |
| break; |
| |
| case ROAM_SCAN_OFFLOAD_STOP: |
| wma_handle->suitable_ap_hb_failure = false; |
| if (wma_handle->roam_offload_enabled) { |
| |
| wma_roam_scan_fill_scan_params(wma_handle, pMac, |
| NULL, &scan_params); |
| cdf_status = wma_roam_scan_offload_mode(wma_handle, |
| &scan_params, |
| NULL, |
| WMI_ROAM_SCAN_MODE_NONE, |
| roam_req->sessionId); |
| } |
| /* |
| * 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) { |
| cdf_status = wma_roam_scan_filter(wma_handle, roam_req); |
| if (cdf_status != CDF_STATUS_SUCCESS) { |
| WMA_LOGE("clear for roam scan filter failed"); |
| break; |
| } |
| } |
| |
| if (roam_req->reason == |
| REASON_OS_REQUESTED_ROAMING_NOW) { |
| cds_msg_t cds_msg; |
| tSirRoamOffloadScanRsp *scan_offload_rsp; |
| scan_offload_rsp = |
| cdf_mem_malloc(sizeof(*scan_offload_rsp)); |
| if (!scan_offload_rsp) { |
| WMA_LOGE("%s: Alloc failed for scan_offload_rsp", |
| __func__); |
| cdf_mem_free(roam_req); |
| return CDF_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 (CDF_STATUS_SUCCESS != |
| cds_mq_post_message(CDS_MQ_ID_SME, |
| (cds_msg_t *) &cds_msg)) { |
| cdf_mem_free(scan_offload_rsp); |
| CDF_TRACE(CDF_MODULE_ID_WMA, |
| CDF_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. |
| */ |
| cdf_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 = 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); |
| cdf_status = |
| wma_roam_scan_offload_mode(wma_handle, &scan_params, |
| roam_req, |
| WMI_ROAM_SCAN_MODE_NONE, |
| roam_req->sessionId); |
| if (cdf_status != CDF_STATUS_SUCCESS) |
| break; |
| |
| if (roam_req->RoamScanOffloadEnabled == false) |
| break; |
| |
| cdf_status = wma_roam_scan_bmiss_cnt(wma_handle, |
| roam_req->RoamBmissFirstBcnt, |
| roam_req->RoamBmissFinalBcnt, |
| roam_req->sessionId); |
| if (cdf_status != CDF_STATUS_SUCCESS) |
| break; |
| cdf_status = wma_roam_scan_filter(wma_handle, roam_req); |
| if (cdf_status != CDF_STATUS_SUCCESS) { |
| WMA_LOGE("Sending update for roam scan filter failed"); |
| break; |
| } |
| |
| |
| /* |
| * Runtime (after association) changes to rssi thresholds and |
| * other parameters. |
| */ |
| cdf_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 ((cdf_status != CDF_STATUS_SUCCESS) && |
| (cdf_status != CDF_STATUS_E_EMPTY)) |
| break; |
| |
| |
| cdf_status = wma_roam_scan_offload_rssi_thresh(wma_handle, |
| roam_req); |
| if (cdf_status != CDF_STATUS_SUCCESS) |
| break; |
| |
| if (roam_req->EmptyRefreshScanPeriod > 0) { |
| cdf_status = |
| wma_roam_scan_offload_scan_period(wma_handle, |
| roam_req->EmptyRefreshScanPeriod, |
| roam_req->EmptyRefreshScanPeriod * 3, |
| roam_req->sessionId); |
| if (cdf_status != CDF_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; |
| } |
| |
| cdf_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 (cdf_status != CDF_STATUS_SUCCESS) |
| break; |
| |
| wma_roam_scan_fill_ap_profile(wma_handle, pMac, roam_req, |
| &ap_profile); |
| cdf_status = |
| wma_roam_scan_offload_ap_profile(wma_handle, &ap_profile, |
| roam_req->sessionId); |
| if (cdf_status != CDF_STATUS_SUCCESS) |
| break; |
| |
| wma_roam_scan_fill_scan_params(wma_handle, pMac, roam_req, |
| &scan_params); |
| cdf_status = |
| wma_roam_scan_offload_mode(wma_handle, &scan_params, |
| roam_req, mode, |
| roam_req->sessionId); |
| |
| break; |
| |
| default: |
| break; |
| } |
| cdf_mem_free(roam_req); |
| return cdf_status; |
| } |
| |
| /** |
| * wma_roam_preauth_chan_set() - set preauth channel |
| * @wma_handle: wma handle |
| * @params: switch channel params |
| * @vdev_id: vdev id |
| * |
| * Send a single channel passive scan request |
| * to handle set_channel operation for preauth |
| * |
| * Return: CDF atatus |
| */ |
| CDF_STATUS wma_roam_preauth_chan_set(tp_wma_handle wma_handle, |
| tpSwitchChannelParams params, |
| uint8_t vdev_id) |
| { |
| CDF_STATUS cdf_status = CDF_STATUS_SUCCESS; |
| tSirScanOffloadReq scan_req; |
| uint8_t bssid[IEEE80211_ADDR_LEN] = { |
| 0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; |
| |
| WMA_LOGI("%s: channel %d", __func__, params->channelNumber); |
| |
| /* Check for prior operation in progress */ |
| if (wma_handle->roam_preauth_chan_context != NULL) { |
| cdf_status = CDF_STATUS_E_FAILURE; |
| WMA_LOGE("%s: Rejected request. Previous operation in progress", |
| __func__); |
| goto send_resp; |
| } |
| wma_handle->roam_preauth_chan_context = params; |
| |
| /* Prepare a dummy scan request and get the |
| * wmi_start_scan_cmd_fixed_param structure filled properly |
| */ |
| cdf_mem_zero(&scan_req, sizeof(scan_req)); |
| cdf_copy_macaddr((struct cdf_mac_addr *) &scan_req.bssId, |
| (struct cdf_mac_addr *) bssid); |
| cdf_copy_macaddr((struct cdf_mac_addr *) &scan_req.selfMacAddr, |
| (struct cdf_mac_addr *) ¶ms->selfStaMacAddr); |
| scan_req.channelList.numChannels = 1; |
| scan_req.channelList.channelNumber[0] = params->channelNumber; |
| scan_req.numSsid = 0; |
| scan_req.minChannelTime = WMA_ROAM_PREAUTH_SCAN_TIME; |
| scan_req.maxChannelTime = WMA_ROAM_PREAUTH_SCAN_TIME; |
| scan_req.scanType = eSIR_PASSIVE_SCAN; |
| scan_req.p2pScanType = P2P_SCAN_TYPE_LISTEN; |
| scan_req.sessionId = vdev_id; |
| wma_get_scan_id(&scan_req.scan_id); |
| wma_handle->roam_preauth_chanfreq = |
| cds_chan_to_freq(params->channelNumber); |
| |
| /* set the state in advance before calling wma_start_scan and be ready |
| * to handle scan events from firmware. Otherwise print statments |
| * in wma_start_can create a race condition. |
| */ |
| wma_handle->roam_preauth_scan_state = WMA_ROAM_PREAUTH_CHAN_REQUESTED; |
| cdf_status = wma_start_scan(wma_handle, &scan_req, WMA_CHNL_SWITCH_REQ); |
| |
| if (cdf_status == CDF_STATUS_SUCCESS) |
| return cdf_status; |
| wma_handle->roam_preauth_scan_state = WMA_ROAM_PREAUTH_CHAN_NONE; |
| /* Failed operation. Safely clear context */ |
| wma_handle->roam_preauth_chan_context = NULL; |
| |
| send_resp: |
| WMA_LOGI("%s: sending WMA_SWITCH_CHANNEL_RSP, status = 0x%x", |
| __func__, cdf_status); |
| params->chainMask = wma_handle->pdevconfig.txchainmask; |
| params->smpsMode = SMPS_MODE_DISABLED; |
| params->status = cdf_status; |
| wma_send_msg(wma_handle, WMA_SWITCH_CHANNEL_RSP, (void *)params, 0); |
| return cdf_status; |
| } |
| |
| /** |
| * wma_roam_preauth_chan_cancel() - cancel preauth scan |
| * @wma_handle: wma handle |
| * @params: switch channel parameters |
| * @vdev_id: vdev id |
| * |
| * Return: CDF status |
| */ |
| CDF_STATUS wma_roam_preauth_chan_cancel(tp_wma_handle wma_handle, |
| tpSwitchChannelParams params, |
| uint8_t vdev_id) |
| { |
| tAbortScanParams abort_scan_req; |
| CDF_STATUS cdf_status = CDF_STATUS_SUCCESS; |
| |
| WMA_LOGI("%s: channel %d", __func__, params->channelNumber); |
| /* Check for prior operation in progress */ |
| if (wma_handle->roam_preauth_chan_context != NULL) { |
| cdf_status = CDF_STATUS_E_FAILURE; |
| WMA_LOGE("%s: Rejected request. Previous operation in progress", |
| __func__); |
| goto send_resp; |
| } |
| wma_handle->roam_preauth_chan_context = params; |
| |
| abort_scan_req.SessionId = vdev_id; |
| wma_handle->roam_preauth_scan_state = |
| WMA_ROAM_PREAUTH_CHAN_CANCEL_REQUESTED; |
| cdf_status = wma_stop_scan(wma_handle, &abort_scan_req); |
| if (cdf_status == CDF_STATUS_SUCCESS) |
| return cdf_status; |
| /* Failed operation. Safely clear context */ |
| wma_handle->roam_preauth_chan_context = NULL; |
| |
| send_resp: |
| WMA_LOGI("%s: sending WMA_SWITCH_CHANNEL_RSP, status = 0x%x", |
| __func__, cdf_status); |
| params->chainMask = wma_handle->pdevconfig.txchainmask; |
| params->smpsMode = SMPS_MODE_DISABLED; |
| params->status = cdf_status; |
| wma_send_msg(wma_handle, WMA_SWITCH_CHANNEL_RSP, (void *)params, 0); |
| return cdf_status; |
| } |
| |
| /** |
| * wma_roam_preauth_scan_event_handler() - preauth scan event handler |
| * @wma_handle: wma handle |
| * @vdev_id: vdev id |
| * @wmi_event: event data |
| * |
| * This function handles preauth scan event and send appropriate |
| * message to upper layers. |
| * |
| * Return: none |
| */ |
| void wma_roam_preauth_scan_event_handler(tp_wma_handle wma_handle, |
| uint8_t vdev_id, |
| wmi_scan_event_fixed_param * |
| wmi_event) |
| { |
| CDF_STATUS cdf_status = CDF_STATUS_SUCCESS; |
| tSwitchChannelParams *params; |
| |
| WMA_LOGI("%s: preauth_scan_state %d, event 0x%x, reason 0x%x", |
| __func__, wma_handle->roam_preauth_scan_state, |
| wmi_event->event, wmi_event->reason); |
| switch (wma_handle->roam_preauth_scan_state) { |
| case WMA_ROAM_PREAUTH_CHAN_REQUESTED: |
| if (wmi_event->event & WMI_SCAN_EVENT_FOREIGN_CHANNEL) { |
| /* complete set_chan request */ |
| wma_handle->roam_preauth_scan_state = |
| WMA_ROAM_PREAUTH_ON_CHAN; |
| cdf_status = CDF_STATUS_SUCCESS; |
| } else if (wmi_event->event & WMI_SCAN_FINISH_EVENTS) { |
| /* Failed to get preauth channel or finished (unlikely) */ |
| wma_handle->roam_preauth_scan_state = |
| WMA_ROAM_PREAUTH_CHAN_NONE; |
| cdf_status = CDF_STATUS_E_FAILURE; |
| } else |
| return; |
| break; |
| case WMA_ROAM_PREAUTH_CHAN_CANCEL_REQUESTED: |
| /* Completed or cancelled, complete set_chan cancel request */ |
| wma_handle->roam_preauth_scan_state = |
| WMA_ROAM_PREAUTH_CHAN_NONE; |
| break; |
| |
| case WMA_ROAM_PREAUTH_ON_CHAN: |
| if ((wmi_event->event & WMI_SCAN_EVENT_BSS_CHANNEL) || |
| (wmi_event->event & WMI_SCAN_FINISH_EVENTS)) |
| wma_handle->roam_preauth_scan_state = |
| WMA_ROAM_PREAUTH_CHAN_COMPLETED; |
| |
| /* There is no WMA request to complete. Next set channel request will |
| * look at this state and complete it. |
| */ |
| break; |
| default: |
| WMA_LOGE("%s: unhandled event 0x%x, reason 0x%x", |
| __func__, wmi_event->event, wmi_event->reason); |
| return; |
| } |
| |
| params = (tpSwitchChannelParams) wma_handle->roam_preauth_chan_context; |
| if (params) { |
| WMA_LOGI("%s: sending WMA_SWITCH_CHANNEL_RSP, status = 0x%x", |
| __func__, cdf_status); |
| params->chainMask = wma_handle->pdevconfig.txchainmask; |
| params->smpsMode = SMPS_MODE_DISABLED; |
| params->status = cdf_status; |
| wma_send_msg(wma_handle, WMA_SWITCH_CHANNEL_RSP, (void *)params, |
| 0); |
| wma_handle->roam_preauth_chan_context = NULL; |
| } |
| |
| } |
| |
| #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; |
| wmi_roam_invoke_cmd_fixed_param *cmd; |
| wmi_buf_t wmi_buf; |
| u_int8_t *buf_ptr; |
| u_int16_t len, args_tlv_len; |
| A_UINT32 *channel_list; |
| wmi_mac_addr *bssid_list; |
| |
| if (!wma_handle || !wma_handle->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not send roam invoke", |
| __func__); |
| return; |
| } |
| /* Host sends only one channel and one bssid */ |
| args_tlv_len = 2 * WMI_TLV_HDR_SIZE + sizeof(A_UINT32) + |
| sizeof(wmi_mac_addr); |
| len = sizeof(wmi_roam_invoke_cmd_fixed_param) + args_tlv_len; |
| wmi_buf = wmi_buf_alloc(wma_handle->wmi_handle, len); |
| if (!wmi_buf) { |
| WMA_LOGE("%s: wmai_buf_alloc failed", __func__); |
| return; |
| } |
| |
| cmd = (wmi_roam_invoke_cmd_fixed_param *)wmi_buf_data(wmi_buf); |
| buf_ptr = (u_int8_t *) cmd; |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_roam_invoke_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN(wmi_roam_invoke_cmd_fixed_param)); |
| cmd->vdev_id = roaminvoke->vdev_id; |
| cmd->flags = 0; |
| cmd->roam_scan_mode = 0; |
| cmd->roam_ap_sel_mode = 0; |
| cmd->roam_delay = 0; |
| cmd->num_chan = 1; |
| cmd->num_bssid = 1; |
| buf_ptr += sizeof(wmi_roam_invoke_cmd_fixed_param); |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_UINT32, |
| (sizeof(u_int32_t))); |
| channel_list = (A_UINT32 *)(buf_ptr + WMI_TLV_HDR_SIZE); |
| *channel_list = (A_UINT32)cds_chan_to_freq(roaminvoke->channel); |
| buf_ptr += sizeof(A_UINT32) + WMI_TLV_HDR_SIZE; |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_FIXED_STRUC, |
| (sizeof(wmi_mac_addr))); |
| bssid_list = (wmi_mac_addr *)(buf_ptr + WMI_TLV_HDR_SIZE); |
| WMI_CHAR_ARRAY_TO_MAC_ADDR(roaminvoke->bssid, bssid_list); |
| if (wmi_unified_cmd_send(wma_handle->wmi_handle, wmi_buf, len, |
| WMI_ROAM_INVOKE_CMDID)) { |
| WMA_LOGP("%s: failed to send roam invoke command", __func__); |
| wmi_buf_free(wmi_buf); |
| return; |
| } |
| return; |
| } |
| |
| /** |
| * 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; |
| } |
| /* 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_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. |
| */ |
| 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; |
| uint8_t *bcn_probersp_ptr = NULL; |
| uint8_t *reassoc_rsp_ptr = NULL; |
| tp_wma_handle wma = (tp_wma_handle) handle; |
| wmi_channel *chan = NULL; |
| wmi_key_material *key = NULL; |
| int size = 0; |
| roam_offload_synch_ind *roam_synch_ind_ptr; |
| |
| WMA_LOGD("LFR3:%s", __func__); |
| if (!event) { |
| WMA_LOGE("%s: event param null", __func__); |
| return -EINVAL; |
| } |
| |
| param_buf = (WMI_ROAM_SYNCH_EVENTID_param_tlvs *) event; |
| if (!param_buf) { |
| WMA_LOGE("%s: received null buf from target", __func__); |
| return -EINVAL; |
| } |
| |
| synch_event = param_buf->fixed_param; |
| if (!synch_event) { |
| WMA_LOGE("%s: received null event data from target", __func__); |
| return -EINVAL; |
| } |
| |
| if (wma->interfaces[synch_event->vdev_id].roam_synch_in_progress) { |
| WMA_LOGE("%s: Ignoring RSI since one is already in progress", |
| __func__); |
| return -EINVAL; |
| } |
| wma->interfaces[synch_event->vdev_id].roam_synch_in_progress = true; |
| len = sizeof(roam_offload_synch_ind) + |
| synch_event->bcn_probe_rsp_len + synch_event->reassoc_rsp_len; |
| roam_synch_ind_ptr = |
| (roam_offload_synch_ind *) cdf_mem_malloc(len); |
| if (!roam_synch_ind_ptr) { |
| WMA_LOGE("%s: failed to allocate memory for roam_synch_event", |
| __func__); |
| return -ENOMEM; |
| } |
| |
| /* abort existing scan if any */ |
| if (wma->interfaces[synch_event->vdev_id].scan_info.scan_id != 0) { |
| tAbortScanParams abort_scan; |
| WMA_LOGD("LFR3: Aborting Scan with scan_id=%d\n", |
| wma->interfaces[synch_event->vdev_id].scan_info.scan_id); |
| abort_scan.SessionId = synch_event->vdev_id; |
| wma_stop_scan(wma, &abort_scan); |
| } |
| |
| roam_synch_ind_ptr->messageType = eWNI_SME_ROAM_OFFLOAD_SYNCH_IND; |
| roam_synch_ind_ptr->length = size; |
| 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); |
| 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; |
| cdf_mem_copy(bcn_probersp_ptr, param_buf->bcn_probe_rsp_frame, |
| roam_synch_ind_ptr->beaconProbeRespLength); |
| 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; |
| cdf_mem_copy(reassoc_rsp_ptr, |
| param_buf->reassoc_rsp_frame, |
| roam_synch_ind_ptr->reassocRespLength); |
| chan = (wmi_channel *) param_buf->chan; |
| roam_synch_ind_ptr->chan_freq = chan->mhz; |
| key = (wmi_key_material *) param_buf->key; |
| if (key != NULL) { |
| CDF_TRACE_HEX_DUMP(CDF_MODULE_ID_WMA, CDF_TRACE_LEVEL_DEBUG, |
| key->replay_counter, SIR_REPLAY_CTR_LEN); |
| cdf_mem_copy(roam_synch_ind_ptr->kck, key->kck, |
| SIR_KCK_KEY_LEN); |
| cdf_mem_copy(roam_synch_ind_ptr->kek, key->kek, |
| SIR_KEK_KEY_LEN); |
| cdf_mem_copy(roam_synch_ind_ptr->replay_ctr, |
| key->replay_counter, SIR_REPLAY_CTR_LEN); |
| } |
| wma_send_msg(wma, WMA_ROAM_OFFLOAD_SYNCH_IND, |
| (void *) roam_synch_ind_ptr, 0); |
| return 0; |
| } |
| |
| /** |
| * 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(CDF_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; |
| } |
| |
| /** |
| * 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: CDF status |
| */ |
| CDF_STATUS wma_roam_scan_fill_self_caps(tp_wma_handle wma_handle, |
| wmi_roam_offload_tlv_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; |
| |
| cdf_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(CDF_MODULE_ID_PE); |
| if (!pMac) { |
| WMA_LOGE("%s:NULL pMac ptr. Exiting", __func__); |
| CDF_ASSERT(0); |
| return CDF_STATUS_E_FAILURE; |
| } |
| |
| if (wlan_cfg_get_int(pMac, WNI_CFG_PRIVACY_ENABLED, &val) != eSIR_SUCCESS) { |
| CDF_TRACE(CDF_MODULE_ID_WMA, CDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_PRIVACY_ENABLED"); |
| return CDF_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) { |
| CDF_TRACE(CDF_MODULE_ID_WMA, CDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_SHORT_PREAMBLE"); |
| return CDF_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) { |
| CDF_TRACE(CDF_MODULE_ID_WMA, CDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_11G_SHORT_SLOT_TIME_ENABLED"); |
| return CDF_STATUS_E_FAILURE; |
| } |
| if (val) |
| selfCaps.shortSlotTime = 1; |
| if (wlan_cfg_get_int(pMac, WNI_CFG_11H_ENABLED, &val) != eSIR_SUCCESS) { |
| CDF_TRACE(CDF_MODULE_ID_WMA, CDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_11H_ENABLED"); |
| return CDF_STATUS_E_FAILURE; |
| } |
| if (val) |
| selfCaps.spectrumMgt = 1; |
| if (wlan_cfg_get_int(pMac, WNI_CFG_QOS_ENABLED, &val) != eSIR_SUCCESS) { |
| CDF_TRACE(CDF_MODULE_ID_WMA, CDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_QOS_ENABLED"); |
| return CDF_STATUS_E_FAILURE; |
| } |
| if (val) |
| selfCaps.qos = 1; |
| if (wlan_cfg_get_int(pMac, WNI_CFG_APSD_ENABLED, &val) != eSIR_SUCCESS) { |
| CDF_TRACE(CDF_MODULE_ID_WMA, CDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_APSD_ENABLED"); |
| return CDF_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) { |
| CDF_TRACE(CDF_MODULE_ID_WMA, CDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_BLOCK_ACK_ENABLED"); |
| return CDF_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) { |
| CDF_TRACE(CDF_MODULE_ID_WMA, CDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_HT_CAP_INFO"); |
| return CDF_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) { |
| CDF_TRACE(CDF_MODULE_ID_WMA, CDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_HT_AMPDU_PARAMS"); |
| return CDF_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) { |
| CDF_TRACE(CDF_MODULE_ID_WMA, CDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_SUPPORTED_MCS_SET"); |
| return CDF_STATUS_E_FAILURE; |
| } |
| if (wlan_cfg_get_int(pMac, WNI_CFG_EXT_HT_CAP_INFO, &nCfgValue) != |
| eSIR_SUCCESS) { |
| CDF_TRACE(CDF_MODULE_ID_WMA, CDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_EXT_HT_CAP_INFO"); |
| return CDF_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) { |
| CDF_TRACE(CDF_MODULE_ID_WMA, CDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_TX_BF_CAP"); |
| return CDF_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) { |
| CDF_TRACE(CDF_MODULE_ID_WMA, CDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_AS_CAP"); |
| return CDF_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) { |
| CDF_TRACE(CDF_MODULE_ID_WMA, CDF_TRACE_LEVEL_ERROR, |
| "Failed to get WNI_CFG_MAX_SP_LENGTH"); |
| return CDF_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; |
| roam_offload_params->wmm_caps = 0x4 & 0xFF; |
| return CDF_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) |
| { |
| wmi_ric_request_fixed_param *cmd; |
| wmi_ric_tspec *tspec_param; |
| wmi_buf_t buf; |
| uint8_t *buf_ptr; |
| tSirMacTspecIE *ptspecIE; |
| int32_t len = sizeof(wmi_ric_request_fixed_param) + |
| WMI_TLV_HDR_SIZE + sizeof(wmi_ric_tspec); |
| |
| buf = wmi_buf_alloc(wma->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGP("%s: wmi_buf_alloc failed", __func__); |
| return; |
| } |
| |
| buf_ptr = (uint8_t *) wmi_buf_data(buf); |
| |
| cmd = (wmi_ric_request_fixed_param *) buf_ptr; |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_ric_request_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN(wmi_ric_request_fixed_param)); |
| if (is_add_ts) |
| cmd->vdev_id = ((tAddTsParams *) msg)->sessionId; |
| else |
| cmd->vdev_id = ((tDelTsParams *) msg)->sessionId; |
| cmd->num_ric_request = 1; /* Today we are sending only 1 ric at once */ |
| cmd->is_add_ric = is_add_ts; |
| |
| buf_ptr += sizeof(wmi_ric_request_fixed_param); |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, sizeof(wmi_ric_tspec)); |
| |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| tspec_param = (wmi_ric_tspec *) buf_ptr; |
| WMITLV_SET_HDR(&tspec_param->tlv_header, |
| WMITLV_TAG_STRUC_wmi_ric_tspec, |
| WMITLV_GET_STRUCT_TLVLEN(wmi_ric_tspec)); |
| |
| if (is_add_ts) |
| ptspecIE = &(((tAddTsParams *) msg)->tspec); |
| else |
| ptspecIE = &(((tDelTsParams *) msg)->delTsInfo.tspec); |
| |
| /* Fill the tsinfo in the format expected by firmware */ |
| #ifndef ANI_LITTLE_BIT_ENDIAN |
| cdf_mem_copy(((uint8_t *) &tspec_param->ts_info) + 1, |
| ((uint8_t *) &ptspecIE->tsinfo) + 1, 2); |
| #else |
| cdf_mem_copy(((uint8_t *) &tspec_param->ts_info), |
| ((uint8_t *) &ptspecIE->tsinfo) + 1, 2); |
| #endif /* ANI_LITTLE_BIT_ENDIAN */ |
| |
| tspec_param->nominal_msdu_size = ptspecIE->nomMsduSz; |
| tspec_param->maximum_msdu_size = ptspecIE->maxMsduSz; |
| tspec_param->min_service_interval = ptspecIE->minSvcInterval; |
| tspec_param->max_service_interval = ptspecIE->maxSvcInterval; |
| tspec_param->inactivity_interval = ptspecIE->inactInterval; |
| tspec_param->suspension_interval = ptspecIE->suspendInterval; |
| tspec_param->svc_start_time = ptspecIE->svcStartTime; |
| tspec_param->min_data_rate = ptspecIE->minDataRate; |
| tspec_param->mean_data_rate = ptspecIE->meanDataRate; |
| tspec_param->peak_data_rate = ptspecIE->peakDataRate; |
| tspec_param->max_burst_size = ptspecIE->maxBurstSz; |
| tspec_param->delay_bound = ptspecIE->delayBound; |
| tspec_param->min_phy_rate = ptspecIE->minPhyRate; |
| tspec_param->surplus_bw_allowance = ptspecIE->surplusBw; |
| tspec_param->medium_time = 0; |
| |
| WMA_LOGI("%s: Set RIC Req is_add_ts:%d", __func__, is_add_ts); |
| |
| if (wmi_unified_cmd_send(wma->wmi_handle, buf, len, |
| WMI_ROAM_SET_RIC_REQUEST_CMDID)) { |
| WMA_LOGP("%s: Failed to send vdev Set RIC Req command", |
| __func__); |
| if (is_add_ts) |
| ((tAddTsParams *) msg)->status = CDF_STATUS_E_FAILURE; |
| cdf_nbuf_free(buf); |
| } |
| } |
| #endif /* WLAN_FEATURE_ROAM_OFFLOAD */ |
| |
| /** |
| * wma_process_unit_test_cmd() - send unit test command to fw. |
| * @handle: wma handle |
| * @wma_utest: unit test command |
| * |
| * This function send unit test command to fw. |
| * |
| * Return: none |
| */ |
| void wma_process_unit_test_cmd(WMA_HANDLE handle, |
| t_wma_unit_test_cmd *wma_utest) |
| { |
| tp_wma_handle wma_handle = (tp_wma_handle) handle; |
| wmi_unit_test_cmd_fixed_param *cmd; |
| wmi_buf_t wmi_buf; |
| uint8_t *buf_ptr; |
| int i; |
| uint16_t len, args_tlv_len; |
| A_UINT32 *unit_test_cmd_args; |
| |
| args_tlv_len = |
| WMI_TLV_HDR_SIZE + wma_utest->num_args * sizeof(A_UINT32); |
| len = sizeof(wmi_unit_test_cmd_fixed_param) + args_tlv_len; |
| if (!wma_handle || !wma_handle->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not issue fw unit test cmd", |
| __func__); |
| return; |
| } |
| wmi_buf = wmi_buf_alloc(wma_handle->wmi_handle, len); |
| if (!wmi_buf) { |
| WMA_LOGE("%s: wmai_buf_alloc failed", __func__); |
| return; |
| } |
| |
| cmd = (wmi_unit_test_cmd_fixed_param *) wmi_buf_data(wmi_buf); |
| buf_ptr = (uint8_t *) cmd; |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_unit_test_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN(wmi_unit_test_cmd_fixed_param)); |
| cmd->vdev_id = wma_utest->vdev_id; |
| cmd->module_id = wma_utest->module_id; |
| cmd->num_args = wma_utest->num_args; |
| buf_ptr += sizeof(wmi_unit_test_cmd_fixed_param); |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_UINT32, |
| (wma_utest->num_args * sizeof(uint32_t))); |
| unit_test_cmd_args = (A_UINT32 *) (buf_ptr + WMI_TLV_HDR_SIZE); |
| WMA_LOGI("%s: %d num of args = ", __func__, wma_utest->num_args); |
| for (i = 0; (i < wma_utest->num_args && i < WMA_MAX_NUM_ARGS); i++) { |
| unit_test_cmd_args[i] = wma_utest->args[i]; |
| WMA_LOGI("%d,", wma_utest->args[i]); |
| } |
| if (wmi_unified_cmd_send(wma_handle->wmi_handle, wmi_buf, len, |
| WMI_UNIT_TEST_CMDID)) { |
| WMA_LOGP("%s: failed to send unit test command", __func__); |
| cdf_nbuf_free(wmi_buf); |
| return; |
| } |
| return; |
| } |
| |
| #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; |
| cds_msg_t sme_msg = { 0 }; |
| CDF_STATUS cdf_status; |
| |
| ho_failure_ind = cdf_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; |
| |
| cdf_status = cds_mq_post_message(CDF_MODULE_ID_SME, &sme_msg); |
| if (!CDF_IS_STATUS_SUCCESS(cdf_status)) { |
| WMA_LOGE("Fail to post eWNI_SME_HO_FAIL_IND msg to SME"); |
| cdf_mem_free(ho_failure_ind); |
| return; |
| } |
| 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, |
| tSirSmeRoamOffloadSynchCnf *synchcnf) |
| { |
| tp_wma_handle wma_handle = (tp_wma_handle) handle; |
| wmi_roam_synch_complete_fixed_param *cmd; |
| wmi_buf_t wmi_buf; |
| uint8_t *buf_ptr; |
| uint16_t len; |
| bool roam_synch_in_progress; |
| len = sizeof(wmi_roam_synch_complete_fixed_param); |
| |
| if (!wma_handle || !wma_handle->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not issue roam synch cnf", |
| __func__); |
| return; |
| } |
| roam_synch_in_progress = |
| wma_handle->interfaces[synchcnf->sessionId].roam_synch_in_progress; |
| if (roam_synch_in_progress == false) { |
| WMA_LOGE("%s: Dont send roam synch complete", __func__); |
| return; |
| } else { |
| wma_handle->interfaces[synchcnf->sessionId].roam_synch_in_progress = |
| false; |
| } |
| wmi_buf = wmi_buf_alloc(wma_handle->wmi_handle, len); |
| if (!wmi_buf) { |
| WMA_LOGE("%s: wmi_buf_alloc failed", __func__); |
| return; |
| } |
| cmd = (wmi_roam_synch_complete_fixed_param *) wmi_buf_data(wmi_buf); |
| buf_ptr = (uint8_t *) cmd; |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_roam_synch_complete_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_roam_synch_complete_fixed_param)); |
| cmd->vdev_id = synchcnf->sessionId; |
| if (wmi_unified_cmd_send(wma_handle->wmi_handle, wmi_buf, len, |
| WMI_ROAM_SYNCH_COMPLETE)) { |
| WMA_LOGP("%s: failed to send roam synch confirmation", |
| __func__); |
| cdf_nbuf_free(wmi_buf); |
| return; |
| } |
| return; |
| } |
| #endif /* WLAN_FEATURE_ROAM_OFFLOAD */ |
| |
| /** |
| * 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; |
| CDF_STATUS status = CDF_STATUS_SUCCESS; |
| uint8_t vdev_id, peer_id; |
| ol_txrx_peer_handle peer; |
| ol_txrx_pdev_handle pdev; |
| struct wma_txrx_node *intr = wma->interfaces; |
| struct sir_hw_mode_params hw_mode = {0}; |
| |
| 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 = CDF_STATUS_E_FAILURE; |
| goto send_resp; |
| } |
| pdev = cds_get_context(CDF_MODULE_ID_TXRX); |
| if (NULL == pdev) { |
| WMA_LOGE("%s: Failed to get pdev", __func__); |
| status = CDF_STATUS_E_FAILURE; |
| goto send_resp; |
| } |
| |
| peer = ol_txrx_find_peer_by_addr(pdev, intr[vdev_id].bssid, &peer_id); |
| |
| /* |
| * Roam offload feature is currently supported |
| * only in STA mode. Other modes still require |
| * to issue a Vdev Start/Vdev Restart for |
| * channel change. |
| */ |
| if (((wma->interfaces[vdev_id].type == WMI_VDEV_TYPE_STA) && |
| (wma->interfaces[vdev_id].sub_type == 0)) && |
| !wma->interfaces[vdev_id].is_channel_switch) { |
| |
| if (peer && (peer->state == ol_txrx_peer_state_conn || |
| peer->state == ol_txrx_peer_state_auth)) { |
| /* Trying to change channel while connected |
| * should not invoke VDEV_START. |
| * Instead, use start scan command in passive |
| * mode to park station on that channel |
| */ |
| WMA_LOGI("%s: calling set_scan, state 0x%x", |
| __func__, wma->roam_preauth_scan_state); |
| if (wma->roam_preauth_scan_state == |
| WMA_ROAM_PREAUTH_CHAN_NONE) { |
| /* Is channel change required? |
| */ |
| if (cds_chan_to_freq(params->channelNumber) != |
| wma->interfaces[vdev_id].mhz) { |
| status = wma_roam_preauth_chan_set(wma, |
| params, |
| vdev_id); |
| /* response will be asynchronous */ |
| return; |
| } |
| } else if (wma->roam_preauth_scan_state == |
| WMA_ROAM_PREAUTH_CHAN_REQUESTED || |
| wma->roam_preauth_scan_state == |
| WMA_ROAM_PREAUTH_ON_CHAN) { |
| status = |
| wma_roam_preauth_chan_cancel(wma, params, |
| vdev_id); |
| /* response will be asynchronous */ |
| return; |
| } else if (wma->roam_preauth_scan_state == |
| WMA_ROAM_PREAUTH_CHAN_COMPLETED) { |
| /* Already back on home channel. Complete the request */ |
| wma->roam_preauth_scan_state = |
| WMA_ROAM_PREAUTH_CHAN_NONE; |
| status = CDF_STATUS_SUCCESS; |
| } |
| goto send_resp; |
| } |
| } |
| cdf_mem_zero(&req, sizeof(req)); |
| req.vdev_id = vdev_id; |
| 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 = CDF_STATUS_E_NOMEM; |
| goto send_resp; |
| } |
| req.chan = params->channelNumber; |
| req.chan_width = params->ch_width; |
| 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; |
| status = wma_get_current_hw_mode(&hw_mode); |
| if (!CDF_IS_STATUS_SUCCESS(status)) |
| WMA_LOGE("wma_get_current_hw_mode failed"); |
| |
| if ((params->nss == 2) && !hw_mode.dbs_cap) { |
| req.preferred_rx_streams = 2; |
| req.preferred_tx_streams = 2; |
| } else { |
| req.preferred_rx_streams = 1; |
| req.preferred_tx_streams = 1; |
| } |
| |
| #ifdef WLAN_FEATURE_VOWIFI |
| req.max_txpow = params->maxTxPower; |
| #else |
| req.max_txpow = params->localPowerConstraint; |
| #endif /* WLAN_FEATURE_VOWIFI */ |
| req.beacon_intval = 100; |
| req.dtim_period = 1; |
| req.is_dfs = params->isDfsChannel; |
| |
| /* 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; |
| |
| status = wma_vdev_start(wma, &req, |
| wma->interfaces[req.vdev_id].is_channel_switch); |
| if (status != CDF_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; |
| } |
| |
| if (wma->interfaces[req.vdev_id].is_channel_switch) |
| wma->interfaces[req.vdev_id].is_channel_switch = false; |
| return; |
| send_resp: |
| WMA_LOGD("%s: channel %d ch_width %d txpower %d status %d", __func__, |
| params->channelNumber, params->ch_width, |
| #ifdef WLAN_FEATURE_VOWIFI |
| params->maxTxPower, |
| #else |
| params->localPowerConstraint, |
| #endif /* WLAN_FEATURE_VOWIFI */ |
| status); |
| params->status = status; |
| WMA_LOGI("%s: sending WMA_SWITCH_CHANNEL_RSP, status = 0x%x", |
| __func__, status); |
| wma_send_msg(wma, WMA_SWITCH_CHANNEL_RSP, (void *)params, 0); |
| } |
| |
| #ifdef FEATURE_WLAN_SCAN_PNO |
| /** |
| * wma_set_pno_channel_prediction() - Set PNO configuration |
| * @buf_ptr: Buffer passed by upper layers |
| * @pno: Buffer to be sent to the firmware |
| * |
| * Copy the PNO Channel prediction configuration parameters |
| * passed by the upper layers to a WMI format TLV and send it |
| * down to the firmware. |
| * |
| * Return: None |
| */ |
| void wma_set_pno_channel_prediction(uint8_t *buf_ptr, |
| tpSirPNOScanReq pno) |
| { |
| nlo_channel_prediction_cfg *channel_prediction_cfg = |
| (nlo_channel_prediction_cfg *) buf_ptr; |
| WMITLV_SET_HDR(&channel_prediction_cfg->tlv_header, |
| WMITLV_TAG_ARRAY_BYTE, |
| WMITLV_GET_STRUCT_TLVLEN(nlo_channel_prediction_cfg)); |
| channel_prediction_cfg->enable = pno->pno_channel_prediction; |
| channel_prediction_cfg->top_k_num = pno->top_k_num_of_channels; |
| channel_prediction_cfg->stationary_threshold = pno->stationary_thresh; |
| channel_prediction_cfg->full_scan_period_ms = |
| pno->channel_prediction_full_scan; |
| buf_ptr += sizeof(nlo_channel_prediction_cfg); |
| WMA_LOGD("enable: %d, top_k_num: %d, stat_thresh: %d, full_scan: %d", |
| channel_prediction_cfg->enable, |
| channel_prediction_cfg->top_k_num, |
| channel_prediction_cfg->stationary_threshold, |
| channel_prediction_cfg->full_scan_period_ms); |
| } |
| /** |
| * wma_pno_start() - PNO start request |
| * @wma: wma handle |
| * @pno: PNO request |
| * |
| * This function request FW to start PNO request. |
| * Request: CDF status |
| */ |
| CDF_STATUS wma_pno_start(tp_wma_handle wma, tpSirPNOScanReq pno) |
| { |
| wmi_nlo_config_cmd_fixed_param *cmd; |
| nlo_configured_parameters *nlo_list; |
| uint32_t *channel_list; |
| int32_t len; |
| wmi_buf_t buf; |
| uint8_t *buf_ptr; |
| uint8_t i; |
| int ret; |
| |
| WMA_LOGD("PNO Start"); |
| |
| /* |
| * TLV place holder for array nlo_configured_parameters(nlo_list) |
| * TLV place holder for array of uint32_t channel_list |
| * TLV place holder for chnnl prediction cfg |
| */ |
| len = sizeof(*cmd) + |
| WMI_TLV_HDR_SIZE + WMI_TLV_HDR_SIZE + WMI_TLV_HDR_SIZE; |
| |
| len += sizeof(uint32_t) * CDF_MIN(pno->aNetworks[0].ucChannelCount, |
| WMI_NLO_MAX_CHAN); |
| len += sizeof(nlo_configured_parameters) * |
| CDF_MIN(pno->ucNetworksCount, WMI_NLO_MAX_SSIDS); |
| len += sizeof(nlo_channel_prediction_cfg); |
| |
| buf = wmi_buf_alloc(wma->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGE("%s: Failed allocate wmi buffer", __func__); |
| return CDF_STATUS_E_NOMEM; |
| } |
| |
| cmd = (wmi_nlo_config_cmd_fixed_param *) wmi_buf_data(buf); |
| |
| buf_ptr = (uint8_t *) cmd; |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_nlo_config_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_nlo_config_cmd_fixed_param)); |
| cmd->vdev_id = pno->sessionId; |
| cmd->flags = WMI_NLO_CONFIG_START | WMI_NLO_CONFIG_SSID_HIDE_EN; |
| |
| /* Current FW does not support min-max range for dwell time */ |
| cmd->active_dwell_time = pno->active_max_time; |
| cmd->passive_dwell_time = pno->passive_max_time; |
| |
| /* Copy scan interval */ |
| if (pno->scanTimers.ucScanTimersCount) { |
| cmd->fast_scan_period = |
| WMA_SEC_TO_MSEC(pno->scanTimers.aTimerValues[0]. |
| uTimerValue); |
| cmd->slow_scan_period = cmd->fast_scan_period; |
| WMA_LOGD("Scan period : %d msec", cmd->slow_scan_period); |
| } |
| |
| buf_ptr += sizeof(wmi_nlo_config_cmd_fixed_param); |
| |
| cmd->no_of_ssids = CDF_MIN(pno->ucNetworksCount, WMI_NLO_MAX_SSIDS); |
| WMA_LOGD("SSID count : %d", cmd->no_of_ssids); |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, |
| cmd->no_of_ssids * sizeof(nlo_configured_parameters)); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| |
| nlo_list = (nlo_configured_parameters *) buf_ptr; |
| for (i = 0; i < cmd->no_of_ssids; i++) { |
| WMITLV_SET_HDR(&nlo_list[i].tlv_header, |
| WMITLV_TAG_ARRAY_BYTE, |
| WMITLV_GET_STRUCT_TLVLEN |
| (nlo_configured_parameters)); |
| /* Copy ssid and it's length */ |
| nlo_list[i].ssid.valid = true; |
| nlo_list[i].ssid.ssid.ssid_len = pno->aNetworks[i].ssId.length; |
| cdf_mem_copy(nlo_list[i].ssid.ssid.ssid, |
| pno->aNetworks[i].ssId.ssId, |
| nlo_list[i].ssid.ssid.ssid_len); |
| WMA_LOGD("index: %d ssid: %.*s len: %d", i, |
| nlo_list[i].ssid.ssid.ssid_len, |
| (char *)nlo_list[i].ssid.ssid.ssid, |
| nlo_list[i].ssid.ssid.ssid_len); |
| |
| /* Copy rssi threshold */ |
| if (pno->aNetworks[i].rssiThreshold && |
| pno->aNetworks[i].rssiThreshold > WMA_RSSI_THOLD_DEFAULT) { |
| nlo_list[i].rssi_cond.valid = true; |
| nlo_list[i].rssi_cond.rssi = |
| pno->aNetworks[i].rssiThreshold; |
| WMA_LOGD("RSSI threshold : %d dBm", |
| nlo_list[i].rssi_cond.rssi); |
| } |
| nlo_list[i].bcast_nw_type.valid = true; |
| nlo_list[i].bcast_nw_type.bcast_nw_type = |
| pno->aNetworks[i].bcastNetwType; |
| WMA_LOGI("Broadcast NW type (%u)", |
| nlo_list[i].bcast_nw_type.bcast_nw_type); |
| } |
| buf_ptr += cmd->no_of_ssids * sizeof(nlo_configured_parameters); |
| |
| /* Copy channel info */ |
| cmd->num_of_channels = CDF_MIN(pno->aNetworks[0].ucChannelCount, |
| WMI_NLO_MAX_CHAN); |
| WMA_LOGD("Channel count: %d", cmd->num_of_channels); |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_UINT32, |
| (cmd->num_of_channels * sizeof(uint32_t))); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| |
| channel_list = (uint32_t *) buf_ptr; |
| for (i = 0; i < cmd->num_of_channels; i++) { |
| channel_list[i] = pno->aNetworks[0].aChannels[i]; |
| |
| if (channel_list[i] < WMA_NLO_FREQ_THRESH) |
| channel_list[i] = cds_chan_to_freq(channel_list[i]); |
| |
| WMA_LOGD("Ch[%d]: %d MHz", i, channel_list[i]); |
| } |
| buf_ptr += cmd->num_of_channels * sizeof(uint32_t); |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, |
| sizeof(nlo_channel_prediction_cfg)); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| wma_set_pno_channel_prediction(buf_ptr, pno); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| /* TODO: Discrete firmware doesn't have command/option to configure |
| * App IE which comes from wpa_supplicant as of part PNO start request. |
| */ |
| ret = wmi_unified_cmd_send(wma->wmi_handle, buf, len, |
| WMI_NETWORK_LIST_OFFLOAD_CONFIG_CMDID); |
| if (ret) { |
| WMA_LOGE("%s: Failed to send nlo wmi cmd", __func__); |
| wmi_buf_free(buf); |
| return CDF_STATUS_E_FAILURE; |
| } |
| |
| wma->interfaces[pno->sessionId].pno_in_progress = true; |
| |
| WMA_LOGD("PNO start request sent successfully for vdev %d", |
| pno->sessionId); |
| |
| return CDF_STATUS_SUCCESS; |
| } |
| |
| /** |
| * wma_pno_stop() - PNO stop request |
| * @wma: wma handle |
| * @vdev_id: vdev id |
| * |
| * This function request FW to stop ongoing PNO operation. |
| * |
| * Return: CDF status |
| */ |
| CDF_STATUS wma_pno_stop(tp_wma_handle wma, uint8_t vdev_id) |
| { |
| wmi_nlo_config_cmd_fixed_param *cmd; |
| int32_t len = sizeof(*cmd); |
| wmi_buf_t buf; |
| uint8_t *buf_ptr; |
| int ret; |
| |
| if (!wma->interfaces[vdev_id].pno_in_progress) { |
| WMA_LOGD("No active pno session found for vdev %d, skip pno stop request", |
| vdev_id); |
| return CDF_STATUS_SUCCESS; |
| } |
| |
| WMA_LOGD("PNO Stop"); |
| |
| /* |
| * TLV place holder for array of structures nlo_configured_parameters |
| * TLV place holder for array of uint32_t channel_list |
| * TLV place holder for chnl prediction cfg |
| */ |
| len += WMI_TLV_HDR_SIZE + WMI_TLV_HDR_SIZE + WMI_TLV_HDR_SIZE; |
| buf = wmi_buf_alloc(wma->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGE("%s: Failed allocate wmi buffer", __func__); |
| return CDF_STATUS_E_NOMEM; |
| } |
| |
| cmd = (wmi_nlo_config_cmd_fixed_param *) wmi_buf_data(buf); |
| buf_ptr = (uint8_t *) cmd; |
| |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_nlo_config_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_nlo_config_cmd_fixed_param)); |
| |
| cmd->vdev_id = vdev_id; |
| cmd->flags = WMI_NLO_CONFIG_STOP; |
| buf_ptr += sizeof(*cmd); |
| |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, 0); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_UINT32, 0); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, 0); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| |
| |
| ret = wmi_unified_cmd_send(wma->wmi_handle, buf, len, |
| WMI_NETWORK_LIST_OFFLOAD_CONFIG_CMDID); |
| if (ret) { |
| WMA_LOGE("%s: Failed to send nlo wmi cmd", __func__); |
| wmi_buf_free(buf); |
| return CDF_STATUS_E_FAILURE; |
| } |
| |
| wma->interfaces[vdev_id].pno_in_progress = false; |
| |
| WMA_LOGD("PNO stop request sent successfully for vdev %d", vdev_id); |
| |
| return CDF_STATUS_SUCCESS; |
| } |
| |
| /** |
| * wma_config_pno() - config PNO |
| * @wma: wma handle |
| * @pno: PNO request parameters |
| * |
| * Return: none |
| */ |
| void wma_config_pno(tp_wma_handle wma, tpSirPNOScanReq pno) |
| { |
| CDF_STATUS ret; |
| |
| if (pno->enable) |
| ret = wma_pno_start(wma, pno); |
| else |
| ret = wma_pno_stop(wma, pno->sessionId); |
| |
| if (ret) |
| WMA_LOGE("%s: PNO %s failed %d", __func__, |
| pno->enable ? "start" : "stop", ret); |
| |
| /* SME expects WMA to free tpSirPNOScanReq memory after |
| * processing PNO request. */ |
| cdf_mem_free(pno); |
| } |
| |
| #if defined(FEATURE_WLAN_ESE) && defined(FEATURE_WLAN_ESE_UPLOAD) |
| |
| /** |
| * wma_plm_start() - plm start request |
| * @wma: wma handle |
| * @plm: plm request parameters |
| * |
| * This function request FW to start PLM. |
| * |
| * Return: CDF status |
| */ |
| CDF_STATUS wma_plm_start(tp_wma_handle wma, const tpSirPlmReq plm) |
| { |
| wmi_vdev_plmreq_start_cmd_fixed_param *cmd; |
| uint32_t *channel_list; |
| int32_t len; |
| wmi_buf_t buf; |
| uint8_t *buf_ptr; |
| uint8_t count; |
| int ret; |
| |
| if (NULL == plm || NULL == wma) { |
| WMA_LOGE("%s: input pointer is NULL ", __func__); |
| return CDF_STATUS_E_FAILURE; |
| } |
| WMA_LOGD("PLM Start"); |
| |
| len = sizeof(*cmd) + WMI_TLV_HDR_SIZE; /* TLV place holder for channel_list */ |
| len += sizeof(uint32_t) * plm->plmNumCh; |
| |
| buf = wmi_buf_alloc(wma->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGE("%s: Failed allocate wmi buffer", __func__); |
| return CDF_STATUS_E_NOMEM; |
| } |
| cmd = (wmi_vdev_plmreq_start_cmd_fixed_param *) wmi_buf_data(buf); |
| |
| buf_ptr = (uint8_t *) cmd; |
| |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_vdev_plmreq_start_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_vdev_plmreq_start_cmd_fixed_param)); |
| |
| cmd->vdev_id = plm->sessionId; |
| |
| cmd->meas_token = plm->meas_token; |
| cmd->dialog_token = plm->diag_token; |
| cmd->number_bursts = plm->numBursts; |
| cmd->burst_interval = WMA_SEC_TO_MSEC(plm->burstInt); |
| cmd->off_duration = plm->measDuration; |
| cmd->burst_cycle = plm->burstLen; |
| cmd->tx_power = plm->desiredTxPwr; |
| WMI_CHAR_ARRAY_TO_MAC_ADDR(plm->macAddr, &cmd->dest_mac); |
| cmd->num_chans = plm->plmNumCh; |
| |
| buf_ptr += sizeof(wmi_vdev_plmreq_start_cmd_fixed_param); |
| |
| WMA_LOGD("vdev : %d measu token : %d", cmd->vdev_id, cmd->meas_token); |
| WMA_LOGD("dialog_token: %d", cmd->dialog_token); |
| WMA_LOGD("number_bursts: %d", cmd->number_bursts); |
| WMA_LOGD("burst_interval: %d", cmd->burst_interval); |
| WMA_LOGD("off_duration: %d", cmd->off_duration); |
| WMA_LOGD("burst_cycle: %d", cmd->burst_cycle); |
| WMA_LOGD("tx_power: %d", cmd->tx_power); |
| WMA_LOGD("Number of channels : %d", cmd->num_chans); |
| |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_UINT32, |
| (cmd->num_chans * sizeof(uint32_t))); |
| |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| if (cmd->num_chans) { |
| channel_list = (uint32_t *) buf_ptr; |
| for (count = 0; count < cmd->num_chans; count++) { |
| channel_list[count] = plm->plmChList[count]; |
| if (channel_list[count] < WMA_NLO_FREQ_THRESH) |
| channel_list[count] = |
| cds_chan_to_freq(channel_list[count]); |
| WMA_LOGD("Ch[%d]: %d MHz", count, channel_list[count]); |
| } |
| buf_ptr += cmd->num_chans * sizeof(uint32_t); |
| } |
| |
| ret = wmi_unified_cmd_send(wma->wmi_handle, buf, len, |
| WMI_VDEV_PLMREQ_START_CMDID); |
| if (ret) { |
| WMA_LOGE("%s: Failed to send plm start wmi cmd", __func__); |
| wmi_buf_free(buf); |
| return CDF_STATUS_E_FAILURE; |
| } |
| wma->interfaces[plm->sessionId].plm_in_progress = true; |
| |
| WMA_LOGD("Plm start request sent successfully for vdev %d", |
| plm->sessionId); |
| |
| return CDF_STATUS_SUCCESS; |
| } |
| |
| /** |
| * wma_plm_stop() - plm stop request |
| * @wma: wma handle |
| * @plm: plm request parameters |
| * |
| * This function request FW to stop PLM. |
| * |
| * Return: CDF status |
| */ |
| CDF_STATUS wma_plm_stop(tp_wma_handle wma, const tpSirPlmReq plm) |
| { |
| wmi_vdev_plmreq_stop_cmd_fixed_param *cmd; |
| int32_t len; |
| wmi_buf_t buf; |
| uint8_t *buf_ptr; |
| int ret; |
| |
| if (NULL == plm || NULL == wma) { |
| WMA_LOGE("%s: input pointer is NULL ", __func__); |
| return CDF_STATUS_E_FAILURE; |
| } |
| |
| if (false == wma->interfaces[plm->sessionId].plm_in_progress) { |
| WMA_LOGE("No active plm req found, skip plm stop req"); |
| return CDF_STATUS_E_FAILURE; |
| } |
| |
| WMA_LOGD("PLM Stop"); |
| |
| len = sizeof(*cmd); |
| buf = wmi_buf_alloc(wma->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGE("%s: Failed allocate wmi buffer", __func__); |
| return CDF_STATUS_E_NOMEM; |
| } |
| |
| cmd = (wmi_vdev_plmreq_stop_cmd_fixed_param *) wmi_buf_data(buf); |
| |
| buf_ptr = (uint8_t *) cmd; |
| |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_vdev_plmreq_stop_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_vdev_plmreq_stop_cmd_fixed_param)); |
| |
| cmd->vdev_id = plm->sessionId; |
| |
| cmd->meas_token = plm->meas_token; |
| WMA_LOGD("vdev %d meas token %d", cmd->vdev_id, cmd->meas_token); |
| |
| ret = wmi_unified_cmd_send(wma->wmi_handle, buf, len, |
| WMI_VDEV_PLMREQ_STOP_CMDID); |
| if (ret) { |
| WMA_LOGE("%s: Failed to send plm stop wmi cmd", __func__); |
| wmi_buf_free(buf); |
| return CDF_STATUS_E_FAILURE; |
| } |
| wma->interfaces[plm->sessionId].plm_in_progress = false; |
| |
| WMA_LOGD("Plm stop request sent successfully for vdev %d", |
| plm->sessionId); |
| |
| return CDF_STATUS_SUCCESS; |
| } |
| |
| /** |
| * wma_config_plm()- config PLM |
| * @wma: wma handle |
| * @plm: plm request parameters |
| * |
| * Return: none |
| */ |
| void wma_config_plm(tp_wma_handle wma, tpSirPlmReq plm) |
| { |
| CDF_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. */ |
| cdf_mem_free(plm); |
| plm = NULL; |
| } |
| #endif |
| |
| /** |
| * wma_scan_cache_updated_ind() - scan update indication |
| * @wma: wma handle |
| * @sessionId: session ID |
| * |
| * After pushing cached scan results (that are stored in LIM) to SME, |
| * PE will post WMA_SME_SCAN_CACHE_UPDATED message indication to |
| * wma and intern this function handles that message. This function will |
| * check for PNO completion (by checking NLO match event) and post PNO |
| * completion back to SME if PNO operation is completed successfully. |
| * |
| * Return: none |
| */ |
| void wma_scan_cache_updated_ind(tp_wma_handle wma, uint8_t sessionId) |
| { |
| tSirPrefNetworkFoundInd *nw_found_ind; |
| CDF_STATUS status; |
| cds_msg_t cds_msg; |
| uint8_t len, i; |
| |
| for (i = 0; i < wma->max_bssid; i++) { |
| if (wma->interfaces[i].nlo_match_evt_received) |
| break; |
| } |
| |
| if (i == wma->max_bssid) { |
| WMA_LOGD("PNO match event is not received in any vdev, skip scan cache update indication"); |
| return; |
| } |
| wma->interfaces[i].nlo_match_evt_received = false; |
| |
| WMA_LOGD("Posting PNO completion to umac"); |
| |
| len = sizeof(tSirPrefNetworkFoundInd); |
| nw_found_ind = (tSirPrefNetworkFoundInd *) cdf_mem_malloc(len); |
| |
| if (NULL == nw_found_ind) { |
| WMA_LOGE("%s: Memory allocation failure", __func__); |
| return; |
| } |
| |
| nw_found_ind->mesgType = eWNI_SME_PREF_NETWORK_FOUND_IND; |
| nw_found_ind->mesgLen = len; |
| nw_found_ind->sessionId = sessionId; |
| |
| cds_msg.type = eWNI_SME_PREF_NETWORK_FOUND_IND; |
| cds_msg.bodyptr = (void *)nw_found_ind; |
| cds_msg.bodyval = 0; |
| |
| status = cds_mq_post_message(CDS_MQ_ID_SME, &cds_msg); |
| if (status != CDF_STATUS_SUCCESS) { |
| WMA_LOGE("%s: Failed to post PNO completion match event to SME", |
| __func__); |
| cdf_mem_free(nw_found_ind); |
| } |
| } |
| |
| #ifdef FEATURE_WLAN_EXTSCAN |
| /** |
| * wma_extscan_get_eventid_from_tlvtag() - map tlv tag to corresponding event id |
| * @tag: WMI TLV tag |
| * |
| * Return: |
| * 0 if TLV tag is invalid |
| * else return corresponding WMI event id |
| */ |
| static int wma_extscan_get_eventid_from_tlvtag(uint32_t tag) |
| { |
| uint32_t event_id; |
| |
| switch (tag) { |
| case WMITLV_TAG_STRUC_wmi_extscan_start_stop_event_fixed_param: |
| event_id = WMI_EXTSCAN_START_STOP_EVENTID; |
| break; |
| |
| case WMITLV_TAG_STRUC_wmi_extscan_operation_event_fixed_param: |
| event_id = WMI_EXTSCAN_OPERATION_EVENTID; |
| break; |
| |
| case WMITLV_TAG_STRUC_wmi_extscan_table_usage_event_fixed_param: |
| event_id = WMI_EXTSCAN_TABLE_USAGE_EVENTID; |
| break; |
| |
| case WMITLV_TAG_STRUC_wmi_extscan_cached_results_event_fixed_param: |
| event_id = WMI_EXTSCAN_CACHED_RESULTS_EVENTID; |
| break; |
| |
| case WMITLV_TAG_STRUC_wmi_extscan_wlan_change_results_event_fixed_param: |
| event_id = WMI_EXTSCAN_WLAN_CHANGE_RESULTS_EVENTID; |
| break; |
| |
| case WMITLV_TAG_STRUC_wmi_extscan_hotlist_match_event_fixed_param: |
| event_id = WMI_EXTSCAN_HOTLIST_MATCH_EVENTID; |
| break; |
| |
| case WMITLV_TAG_STRUC_wmi_extscan_capabilities_event_fixed_param: |
| event_id = WMI_EXTSCAN_CAPABILITIES_EVENTID; |
| break; |
| |
| case WMITLV_TAG_STRUC_wmi_extscan_hotlist_ssid_match_event_fixed_param: |
| event_id = WMI_EXTSCAN_HOTLIST_SSID_MATCH_EVENTID; |
| break; |
| |
| default: |
| event_id = 0; |
| WMA_LOGE("%s: Unknown tag: %d", __func__, tag); |
| break; |
| } |
| |
| WMA_LOGI("%s: For tag %d WMI event 0x%x", __func__, tag, event_id); |
| return event_id; |
| } |
| |
| /** |
| * 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. |
| * |
| * @Return: none |
| */ |
| void wma_extscan_wow_event_callback(void *handle, void *event, uint32_t len) |
| { |
| uint32_t id; |
| int tlv_ok_status = 0; |
| void *wmi_cmd_struct_ptr = NULL; |
| uint32_t tag = WMITLV_GET_TLVTAG(WMITLV_GET_HDR(event)); |
| |
| id = wma_extscan_get_eventid_from_tlvtag(tag); |
| if (!id) { |
| WMA_LOGE("%s: Invalid Tag: %d", __func__, tag); |
| return; |
| } |
| |
| tlv_ok_status = wmitlv_check_and_pad_event_tlvs( |
| handle, event, len, id, |
| &wmi_cmd_struct_ptr); |
| if (tlv_ok_status != 0) { |
| WMA_LOGE("%s: Invalid Tag: %d could not check and pad tlvs", |
| __func__, tag); |
| return; |
| } |
| |
| switch (tag) { |
| case WMITLV_TAG_STRUC_wmi_extscan_start_stop_event_fixed_param: |
| wma_extscan_start_stop_event_handler(handle, |
| wmi_cmd_struct_ptr, len); |
| break; |
| |
| case WMITLV_TAG_STRUC_wmi_extscan_operation_event_fixed_param: |
| wma_extscan_operations_event_handler(handle, |
| wmi_cmd_struct_ptr, len); |
| break; |
| |
| case WMITLV_TAG_STRUC_wmi_extscan_table_usage_event_fixed_param: |
| wma_extscan_table_usage_event_handler(handle, |
| wmi_cmd_struct_ptr, len); |
| break; |
| |
| case WMITLV_TAG_STRUC_wmi_extscan_cached_results_event_fixed_param: |
| wma_extscan_cached_results_event_handler(handle, |
| wmi_cmd_struct_ptr, len); |
| break; |
| |
| case WMITLV_TAG_STRUC_wmi_extscan_wlan_change_results_event_fixed_param: |
| wma_extscan_change_results_event_handler(handle, |
| wmi_cmd_struct_ptr, len); |
| break; |
| |
| case WMITLV_TAG_STRUC_wmi_extscan_hotlist_match_event_fixed_param: |
| wma_extscan_hotlist_match_event_handler(handle, |
| wmi_cmd_struct_ptr, len); |
| break; |
| |
| case WMITLV_TAG_STRUC_wmi_extscan_capabilities_event_fixed_param: |
| wma_extscan_capabilities_event_handler(handle, |
| wmi_cmd_struct_ptr, len); |
| break; |
| |
| case WMITLV_TAG_STRUC_wmi_extscan_hotlist_ssid_match_event_fixed_param: |
| wma_extscan_hotlist_ssid_match_event_handler(handle, |
| wmi_cmd_struct_ptr, len); |
| break; |
| |
| default: |
| WMA_LOGE("%s: Unknown tag: %d", __func__, tag); |
| break; |
| } |
| wmitlv_free_allocated_event_tlvs(id, &wmi_cmd_struct_ptr); |
| |
| return; |
| } |
| #endif |
| |
| /** |
| * wma_nlo_match_evt_handler() - nlo match event handler |
| * @handle: wma handle |
| * @event: event data |
| * @len: data length |
| * |
| * Record NLO match event comes from FW. It's a indication that |
| * one of the profile is matched. |
| * |
| * Return: 0 for success or error code. |
| */ |
| int wma_nlo_match_evt_handler(void *handle, uint8_t *event, |
| uint32_t len) |
| { |
| tp_wma_handle wma = (tp_wma_handle) handle; |
| wmi_nlo_event *nlo_event; |
| WMI_NLO_MATCH_EVENTID_param_tlvs *param_buf = |
| (WMI_NLO_MATCH_EVENTID_param_tlvs *) event; |
| struct wma_txrx_node *node; |
| |
| if (!param_buf) { |
| WMA_LOGE("Invalid NLO match event buffer"); |
| return -EINVAL; |
| } |
| |
| nlo_event = param_buf->fixed_param; |
| WMA_LOGD("PNO match event received for vdev %d", nlo_event->vdev_id); |
| |
| node = &wma->interfaces[nlo_event->vdev_id]; |
| if (node) |
| node->nlo_match_evt_received = true; |
| |
| cdf_wake_lock_timeout_acquire(&wma->pno_wake_lock, |
| WMA_PNO_MATCH_WAKE_LOCK_TIMEOUT, |
| WIFI_POWER_EVENT_WAKELOCK_PNO); |
| |
| return 0; |
| } |
| |
| /** |
| * wma_nlo_scan_cmp_evt_handler() - nlo scan completion handler |
| * @handle: wma handle |
| * @event: event handler |
| * @len: length of data |
| * |
| * This function handles NLO scan completion event. |
| * |
| * Return: 0 for success or error code. |
| */ |
| int wma_nlo_scan_cmp_evt_handler(void *handle, uint8_t *event, |
| uint32_t len) |
| { |
| tp_wma_handle wma = (tp_wma_handle) handle; |
| wmi_nlo_event *nlo_event; |
| WMI_NLO_SCAN_COMPLETE_EVENTID_param_tlvs *param_buf = |
| (WMI_NLO_SCAN_COMPLETE_EVENTID_param_tlvs *) event; |
| tSirScanOffloadEvent *scan_event; |
| struct wma_txrx_node *node; |
| |
| if (!param_buf) { |
| WMA_LOGE("Invalid NLO scan comp event buffer"); |
| return -EINVAL; |
| } |
| |
| nlo_event = param_buf->fixed_param; |
| WMA_LOGD("PNO scan completion event received for vdev %d", |
| nlo_event->vdev_id); |
| |
| node = &wma->interfaces[nlo_event->vdev_id]; |
| |
| /* Handle scan completion event only after NLO match event. */ |
| if (!node || !node->nlo_match_evt_received) { |
| |
| WMA_LOGD("NLO match not recieved skipping PNO complete ind for vdev %d", |
| nlo_event->vdev_id); |
| goto skip_pno_cmp_ind; |
| } |
| |
| cdf_wake_lock_release(&wma->pno_wake_lock, |
| WIFI_POWER_EVENT_WAKELOCK_PNO); |
| scan_event = |
| (tSirScanOffloadEvent *) |
| cdf_mem_malloc(sizeof(tSirScanOffloadEvent)); |
| if (scan_event) { |
| /* Posting scan completion msg would take scan cache result |
| * from LIM module and update in scan cache maintained in SME.*/ |
| WMA_LOGE("Posting PNO Scan completion to umac"); |
| cdf_wake_lock_timeout_acquire(&wma->pno_wake_lock, |
| WMA_PNO_SCAN_COMPLETE_WAKE_LOCK_TIMEOUT, |
| WIFI_POWER_EVENT_WAKELOCK_PNO); |
| cdf_mem_zero(scan_event, sizeof(tSirScanOffloadEvent)); |
| scan_event->reasonCode = eSIR_PNO_SCAN_SUCCESS; |
| scan_event->event = SCAN_EVENT_COMPLETED; |
| scan_event->sessionId = nlo_event->vdev_id; |
| wma_send_msg(wma, WMA_RX_SCAN_EVENT, (void *)scan_event, 0); |
| } else { |
| WMA_LOGE("Memory allocation failed for tSirScanOffloadEvent"); |
| } |
| |
| skip_pno_cmp_ind: |
| 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); |
| |
| wmi_unified_register_event_handler(wma_handle->wmi_handle, |
| WMI_EXTSCAN_CAPABILITIES_EVENTID, |
| wma_extscan_capabilities_event_handler); |
| |
| wmi_unified_register_event_handler(wma_handle->wmi_handle, |
| WMI_EXTSCAN_HOTLIST_MATCH_EVENTID, |
| wma_extscan_hotlist_match_event_handler); |
| |
| wmi_unified_register_event_handler(wma_handle->wmi_handle, |
| WMI_EXTSCAN_WLAN_CHANGE_RESULTS_EVENTID, |
| wma_extscan_change_results_event_handler); |
| |
| wmi_unified_register_event_handler(wma_handle->wmi_handle, |
| WMI_EXTSCAN_OPERATION_EVENTID, |
| wma_extscan_operations_event_handler); |
| wmi_unified_register_event_handler(wma_handle->wmi_handle, |
| WMI_EXTSCAN_TABLE_USAGE_EVENTID, |
| wma_extscan_table_usage_event_handler); |
| |
| wmi_unified_register_event_handler(wma_handle->wmi_handle, |
| WMI_EXTSCAN_CACHED_RESULTS_EVENTID, |
| wma_extscan_cached_results_event_handler); |
| |
| wmi_unified_register_event_handler(wma_handle->wmi_handle, |
| WMI_PASSPOINT_MATCH_EVENTID, |
| wma_passpoint_match_event_handler); |
| |
| |
| wmi_unified_register_event_handler(wma_handle->wmi_handle, |
| WMI_EXTSCAN_HOTLIST_SSID_MATCH_EVENTID, |
| wma_extscan_hotlist_ssid_match_event_handler); |
| |
| return; |
| } |
| |
| #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(CDF_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 = cdf_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); |
| cdf_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); |
| cdf_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; |
| tpAniSirGlobal pMac = cds_get_context(CDF_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 = cdf_mem_malloc(sizeof(*oprn_ind)); |
| if (!oprn_ind) { |
| WMA_LOGE("%s: extscan memory allocation failed", __func__); |
| cdf_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->scanEventType = WIFI_SCAN_COMPLETE; |
| oprn_ind->status = 0; |
| break; |
| case WMI_EXTSCAN_CYCLE_STARTED_EVENT: |
| WMA_LOGD("%s: received WMI_EXTSCAN_CYCLE_STARTED_EVENT", |
| __func__); |
| cdf_wake_lock_timeout_acquire(&wma->extscan_wake_lock, |
| WMA_EXTSCAN_CYCLE_WAKE_LOCK_DURATION, |
| WIFI_POWER_EVENT_WAKELOCK_EXT_SCAN); |
| goto exit_handler; |
| case WMI_EXTSCAN_CYCLE_COMPLETED_EVENT: |
| WMA_LOGD("%s: received WMI_EXTSCAN_CYCLE_COMPLETED_EVENT", |
| __func__); |
| cdf_wake_lock_release(&wma->extscan_wake_lock, |
| WIFI_POWER_EVENT_WAKELOCK_EXT_SCAN); |
| goto exit_handler; |
| default: |
| WMA_LOGE("%s: Unknown event(%d) from target", |
| __func__, oprn_event->event); |
| cdf_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: |
| cdf_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(CDF_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 = cdf_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__); |
| cdf_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(CDF_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 = cdf_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->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, 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_buckets, |
| dest_capab->max_hotlist_bssids, |
| dest_capab->max_scan_cache_size, |
| dest_capab->max_ap_cache_per_scan, |
| 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," |
| "max_number_of_white_listed_ssid: %d", |
| __func__, dest_capab->max_hotlist_ssids, |
| dest_capab->max_number_epno_networks, |
| dest_capab->max_number_epno_networks_by_ssid, |
| dest_capab->max_number_of_white_listed_ssid); |
| |
| pMac->sme.pExtScanIndCb(pMac->hHdd, |
| eSIR_EXTSCAN_GET_CAPABILITIES_IND, dest_capab); |
| WMA_LOGI("%s: sending capabilities event to hdd", __func__); |
| cdf_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; |
| int numap, j, ap_found = 0; |
| tpAniSirGlobal pMac = cds_get_context(CDF_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; |
| } |
| dest_hotlist = cdf_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); |
| cdf_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__); |
| cdf_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->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->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 = cdf_mem_malloc(t_scan_id_grp->num_results * |
| sizeof(*ap)); |
| if (!t_scan_id_grp->ap) { |
| WMA_LOGD("%s: cdf_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); |
| |
| cdf_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(CDF_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_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", event->total_entries, |
| event->first_entry_index); |
| WMA_LOGI("num_entries_in_page %d", numap); |
| if (!src_hotlist || !src_rssi || !numap) { |
| WMA_LOGE("%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 = cdf_mem_malloc(sizeof(*dest_cachelist)); |
| if (!dest_cachelist) { |
| WMA_LOGE("%s: cdf_mem_malloc failed", __func__); |
| return -ENOMEM; |
| } |
| cdf_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; |
| |
| buf_len = sizeof(*dest_result) * scan_ids_cnt; |
| dest_cachelist->result = cdf_mem_malloc(buf_len); |
| if (!dest_cachelist->result) { |
| WMA_LOGE("%s: Allocation failed for scanid grouping", __func__); |
| cdf_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); |
| WMA_LOGI("%s: sending cached results event", __func__); |
| dest_result = dest_cachelist->result; |
| for (i = 0; i < dest_cachelist->num_scan_ids; i++) { |
| cdf_mem_free(dest_result->ap); |
| dest_result++; |
| } |
| cdf_mem_free(dest_cachelist->result); |
| cdf_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); |
| WMA_LOGI("%s: sending cached results event", __func__); |
| 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(CDF_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_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; |
| } |
| dest_chglist = cdf_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__); |
| cdf_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(CDF_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; |
| |
| dest_match = cdf_mem_malloc(sizeof(*dest_match) + |
| event->ie_length + event->anqp_length); |
| if (!dest_match) { |
| WMA_LOGE("%s: cdf_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); |
| cdf_mem_copy(dest_ap->ssid, event->ssid.ssid, |
| event->ssid.ssid_len); |
| dest_ap->ssid[event->ssid.ssid_len] = '\0'; |
| cdf_mem_copy(dest_ap->ieData, buf_ptr + sizeof(*event) + |
| WMI_TLV_HDR_SIZE, dest_ap->ieLength); |
| cdf_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__); |
| cdf_mem_free(dest_match); |
| return 0; |
| } |
| |
| /** |
| * wma_extscan_hotlist_ssid_match_event_handler() - |
| * Handler for SSID hotlist match event from firmware |
| * @handle: WMA handle |
| * @cmd_param_info: WMI command buffer |
| * @len: length of @cmd_param_info |
| * |
| * Return: 0 on success, non-zero on failure |
| */ |
| int |
| wma_extscan_hotlist_ssid_match_event_handler(void *handle, |
| uint8_t *cmd_param_info, |
| uint32_t len) |
| { |
| WMI_EXTSCAN_HOTLIST_SSID_MATCH_EVENTID_param_tlvs *param_buf; |
| wmi_extscan_hotlist_ssid_match_event_fixed_param *event; |
| tSirWifiScanResultEvent *dest_hotlist; |
| tSirWifiScanResult *dest_ap; |
| wmi_extscan_wlan_descriptor *src_hotlist; |
| int numap, j; |
| bool ssid_found = false; |
| tpAniSirGlobal mac = cds_get_context(CDF_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_EXTSCAN_HOTLIST_SSID_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_ssid_match; |
| numap = event->total_entries; |
| if (!src_hotlist || !numap) { |
| WMA_LOGE("%s: Hotlist AP's list invalid", __func__); |
| return -EINVAL; |
| } |
| |
| dest_hotlist = cdf_mem_malloc(sizeof(*dest_hotlist) + |
| sizeof(*dest_ap) * numap); |
| if (!dest_hotlist) { |
| WMA_LOGE("%s: Allocation failed for hotlist buffer", |
| __func__); |
| return -EINVAL; |
| } |
| |
| 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); |
| |
| for (j = 0; j < numap; j++) { |
| dest_ap->channel = src_hotlist->channel; |
| dest_ap->ts = src_hotlist->tstamp; |
| ssid_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); |
| cdf_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 = ssid_found; |
| mac->sme.pExtScanIndCb(mac->hHdd, |
| eSIR_EXTSCAN_HOTLIST_SSID_MATCH_IND, |
| dest_hotlist); |
| WMA_LOGI("%s: sending hotlist ssid match event", __func__); |
| cdf_mem_free(dest_hotlist); |
| 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: CDF Status. |
| */ |
| CDF_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++; |
| } |
| |
| WMA_LOGD("%s: Total buckets: %d total #of channels is %d", |
| __func__, nbuckets, nchannels); |
| 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 CDF_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: configuration_flags: 0x%x", __func__, |
| 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; |
| |
| 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 CDF_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: CDF Status. |
| */ |
| CDF_STATUS wma_start_extscan(tp_wma_handle wma, |
| tSirWifiScanCmdReqParams *pstart) |
| { |
| CDF_STATUS cdf_status = CDF_STATUS_SUCCESS; |
| wmi_buf_t buf; |
| int len; |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed,can not issue extscan cmd", |
| __func__); |
| return CDF_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 CDF_STATUS_E_FAILURE; |
| } |
| /* Fill individual elements of extscan request and |
| * TLV for buckets, channel list. |
| */ |
| cdf_status = wma_get_buf_extscan_start_cmd(wma, pstart, &buf, &len); |
| if (cdf_status != CDF_STATUS_SUCCESS) { |
| WMA_LOGE("%s: Failed to get buffer for ext scan cmd", __func__); |
| return CDF_STATUS_E_FAILURE; |
| } |
| if (!buf) { |
| WMA_LOGE("%s:Failed to get buffer" |
| "for current extscan info", __func__); |
| return CDF_STATUS_E_FAILURE; |
| } |
| if (wmi_unified_cmd_send(wma->wmi_handle, buf, |
| len, WMI_EXTSCAN_START_CMDID)) { |
| WMA_LOGE("%s: failed to send command", __func__); |
| cdf_nbuf_free(buf); |
| return CDF_STATUS_E_FAILURE; |
| } |
| wma->interfaces[pstart->sessionId].extscan_in_progress = true; |
| WMA_LOGD("Extscan start request sent successfully for vdev %d", |
| pstart->sessionId); |
| |
| return CDF_STATUS_SUCCESS; |
| } |
| |
| /** |
| * 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: CDF Status. |
| */ |
| CDF_STATUS wma_stop_extscan(tp_wma_handle wma, |
| tSirExtScanStopReqParams *pstopcmd) |
| { |
| wmi_extscan_stop_cmd_fixed_param *cmd; |
| wmi_buf_t wmi_buf; |
| uint32_t len; |
| uint8_t *buf_ptr; |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, cannot issue cmd", __func__); |
| return CDF_STATUS_E_INVAL; |
| } |
| if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap, |
| WMI_SERVICE_EXTSCAN)) { |
| WMA_LOGE("%s: extscan not enabled", __func__); |
| return CDF_STATUS_E_FAILURE; |
| } |
| len = sizeof(*cmd); |
| wmi_buf = wmi_buf_alloc(wma->wmi_handle, len); |
| if (!wmi_buf) { |
| WMA_LOGE("%s: wmi_buf_alloc failed", __func__); |
| return CDF_STATUS_E_NOMEM; |
| } |
| buf_ptr = (uint8_t *) wmi_buf_data(wmi_buf); |
| cmd = (wmi_extscan_stop_cmd_fixed_param *) buf_ptr; |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_extscan_stop_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_extscan_stop_cmd_fixed_param)); |
| |
| cmd->request_id = pstopcmd->requestId; |
| cmd->vdev_id = pstopcmd->sessionId; |
| |
| if (wmi_unified_cmd_send(wma->wmi_handle, wmi_buf, len, |
| WMI_EXTSCAN_STOP_CMDID)) { |
| WMA_LOGE("%s: failed to command", __func__); |
| cdf_nbuf_free(wmi_buf); |
| return CDF_STATUS_E_FAILURE; |
| } |
| wma->interfaces[pstopcmd->sessionId].extscan_in_progress = false; |
| WMA_LOGD("Extscan stop request sent successfully for vdev %d", |
| pstopcmd->sessionId); |
| |
| return CDF_STATUS_SUCCESS; |
| } |
| |
| /** 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: CDF Status. |
| */ |
| CDF_STATUS wma_get_buf_extscan_hotlist_cmd(tp_wma_handle wma_handle, |
| tSirExtScanSetBssidHotListReqParams * |
| photlist, int *buf_len) |
| { |
| wmi_extscan_configure_hotlist_monitor_cmd_fixed_param *cmd = NULL; |
| wmi_extscan_hotlist_entry *dest_hotlist; |
| tSirAPThresholdParam *src_ap = photlist->ap; |
| wmi_buf_t buf; |
| uint8_t *buf_ptr; |
| |
| int j, index = 0; |
| int cmd_len = 0; |
| int num_entries = 0; |
| int min_entries = 0; |
| int numap = photlist->numAp; |
| int len = sizeof(*cmd); |
| |
| len += WMI_TLV_HDR_SIZE; |
| cmd_len = len; |
| |
| /* setbssid hotlist expects the bssid list |
| * to be non zero value |
| */ |
| if (!numap) { |
| WMA_LOGE("%s: Invalid number of bssid's", __func__); |
| return CDF_STATUS_E_INVAL; |
| } |
| num_entries = wma_get_hotlist_entries_per_page(wma_handle->wmi_handle, |
| cmd_len, |
| sizeof(*dest_hotlist)); |
| |
| /* Split the hot list entry pages and send multiple command |
| * requests if the buffer reaches the maximum request size |
| */ |
| while (index < numap) { |
| min_entries = CDF_MIN(num_entries, numap); |
| len += min_entries * sizeof(wmi_extscan_hotlist_entry); |
| buf = wmi_buf_alloc(wma_handle->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGP("%s: wmi_buf_alloc failed", __func__); |
| return CDF_STATUS_E_FAILURE; |
| } |
| buf_ptr = (uint8_t *) wmi_buf_data(buf); |
| cmd = (wmi_extscan_configure_hotlist_monitor_cmd_fixed_param *) |
| buf_ptr; |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_extscan_configure_hotlist_monitor_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_extscan_configure_hotlist_monitor_cmd_fixed_param)); |
| |
| /* Multiple requests are sent until the num_entries_in_page |
| * matches the total_entries |
| */ |
| cmd->request_id = photlist->requestId; |
| cmd->vdev_id = photlist->sessionId; |
| cmd->total_entries = numap; |
| cmd->mode = 1; |
| cmd->num_entries_in_page = min_entries; |
| cmd->lost_ap_scan_count = photlist->lost_ap_sample_size; |
| cmd->first_entry_index = index; |
| |
| WMA_LOGD("%s: vdev id:%d total_entries: %d num_entries: %d lost_ap_sample_size: %d", |
| __func__, cmd->vdev_id, cmd->total_entries, |
| cmd->num_entries_in_page, |
| cmd->lost_ap_scan_count); |
| |
| buf_ptr += sizeof(*cmd); |
| WMITLV_SET_HDR(buf_ptr, |
| WMITLV_TAG_ARRAY_STRUC, |
| min_entries * sizeof(wmi_extscan_hotlist_entry)); |
| dest_hotlist = (wmi_extscan_hotlist_entry *) |
| (buf_ptr + WMI_TLV_HDR_SIZE); |
| |
| /* Populate bssid, channel info and rssi |
| * for the bssid's that are sent as hotlists. |
| */ |
| for (j = 0; j < min_entries; j++) { |
| WMITLV_SET_HDR(dest_hotlist, |
| WMITLV_TAG_STRUC_wmi_extscan_bucket_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_extscan_hotlist_entry)); |
| |
| dest_hotlist->min_rssi = src_ap->low; |
| WMI_CHAR_ARRAY_TO_MAC_ADDR(src_ap->bssid.bytes, |
| &dest_hotlist->bssid); |
| |
| WMA_LOGD("%s:channel:%d min_rssi %d", |
| __func__, dest_hotlist->channel, |
| dest_hotlist->min_rssi); |
| WMA_LOGD |
| ("%s: bssid mac_addr31to0: 0x%x, mac_addr47to32: 0x%x", |
| __func__, dest_hotlist->bssid.mac_addr31to0, |
| dest_hotlist->bssid.mac_addr47to32); |
| dest_hotlist++; |
| src_ap++; |
| } |
| buf_ptr += WMI_TLV_HDR_SIZE + |
| (min_entries * sizeof(wmi_extscan_hotlist_entry)); |
| |
| if (wmi_unified_cmd_send(wma_handle->wmi_handle, buf, len, |
| WMI_EXTSCAN_CONFIGURE_HOTLIST_MONITOR_CMDID)) { |
| WMA_LOGE("%s: failed to send command", __func__); |
| cdf_nbuf_free(buf); |
| return CDF_STATUS_E_FAILURE; |
| } |
| index = index + min_entries; |
| num_entries = numap - min_entries; |
| len = cmd_len; |
| } |
| return CDF_STATUS_SUCCESS; |
| } |
| |
| /** |
| * wma_extscan_start_hotlist_monitor() - start hotlist monitor |
| * @wma: wma handle |
| * @photlist: hotlist request params |
| * |
| * This function configures hotlist monitor in fw. |
| * |
| * Return: CDF status |
| */ |
| CDF_STATUS wma_extscan_start_hotlist_monitor(tp_wma_handle wma, |
| tSirExtScanSetBssidHotListReqParams |
| *photlist) |
| { |
| CDF_STATUS cdf_status = CDF_STATUS_SUCCESS; |
| int len; |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not issue hotlist cmd", |
| __func__); |
| return CDF_STATUS_E_INVAL; |
| } |
| /* Fill individual elements for hotlist request and |
| * TLV for bssid entries |
| */ |
| cdf_status = wma_get_buf_extscan_hotlist_cmd(wma, photlist, &len); |
| if (cdf_status != CDF_STATUS_SUCCESS) { |
| WMA_LOGE("%s: Failed to get buffer" |
| "for hotlist scan cmd", __func__); |
| return CDF_STATUS_E_FAILURE; |
| } |
| return CDF_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: CDF status |
| */ |
| CDF_STATUS wma_extscan_stop_hotlist_monitor(tp_wma_handle wma, |
| tSirExtScanResetBssidHotlistReqParams |
| *photlist_reset) |
| { |
| wmi_extscan_configure_hotlist_monitor_cmd_fixed_param *cmd; |
| wmi_buf_t wmi_buf; |
| uint32_t len; |
| uint8_t *buf_ptr; |
| int hotlist_entries = 0; |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not issue cmd", __func__); |
| return CDF_STATUS_E_INVAL; |
| } |
| if (!photlist_reset) { |
| WMA_LOGE("%s: Invalid reset hotlist buffer", __func__); |
| return CDF_STATUS_E_INVAL; |
| } |
| if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap, |
| WMI_SERVICE_EXTSCAN)) { |
| WMA_LOGE("%s: extscan not enabled", __func__); |
| return CDF_STATUS_E_FAILURE; |
| } |
| len = sizeof(*cmd); |
| |
| /* reset bssid hotlist with tlv set to 0 */ |
| len += WMI_TLV_HDR_SIZE; |
| len += hotlist_entries * sizeof(wmi_extscan_hotlist_entry); |
| |
| wmi_buf = wmi_buf_alloc(wma->wmi_handle, len); |
| if (!wmi_buf) { |
| WMA_LOGE("%s: wmi_buf_alloc failed", __func__); |
| return CDF_STATUS_E_NOMEM; |
| } |
| |
| buf_ptr = (uint8_t *) wmi_buf_data(wmi_buf); |
| cmd = (wmi_extscan_configure_hotlist_monitor_cmd_fixed_param *) |
| buf_ptr; |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_extscan_configure_hotlist_monitor_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_extscan_configure_hotlist_monitor_cmd_fixed_param)); |
| |
| cmd->request_id = photlist_reset->requestId; |
| cmd->vdev_id = photlist_reset->sessionId; |
| cmd->mode = 0; |
| |
| buf_ptr += sizeof(*cmd); |
| WMITLV_SET_HDR(buf_ptr, |
| WMITLV_TAG_ARRAY_STRUC, |
| hotlist_entries * sizeof(wmi_extscan_hotlist_entry)); |
| buf_ptr += WMI_TLV_HDR_SIZE + |
| (hotlist_entries * sizeof(wmi_extscan_hotlist_entry)); |
| |
| if (wmi_unified_cmd_send(wma->wmi_handle, wmi_buf, len, |
| WMI_EXTSCAN_CONFIGURE_HOTLIST_MONITOR_CMDID)) { |
| WMA_LOGE("%s: failed to command", __func__); |
| cdf_nbuf_free(wmi_buf); |
| return CDF_STATUS_E_FAILURE; |
| } |
| return CDF_STATUS_SUCCESS; |
| } |
| |
| /** |
| * 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: CDF status |
| */ |
| CDF_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 CDF_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 CDF_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 CDF_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: CDF status |
| */ |
| CDF_STATUS wma_extscan_start_change_monitor(tp_wma_handle wma, |
| tSirExtScanSetSigChangeReqParams * |
| psigchange) |
| { |
| CDF_STATUS cdf_status = CDF_STATUS_SUCCESS; |
| wmi_buf_t buf; |
| int len; |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed,can not issue extscan cmd", |
| __func__); |
| return CDF_STATUS_E_INVAL; |
| } |
| /* Fill individual elements of change monitor and |
| * TLV info ... */ |
| |
| cdf_status = wma_get_buf_extscan_change_monitor_cmd(wma, |
| psigchange, &buf, |
| &len); |
| if (cdf_status != CDF_STATUS_SUCCESS) { |
| WMA_LOGE("%s: Failed to get buffer for change monitor cmd", |
| __func__); |
| return CDF_STATUS_E_FAILURE; |
| } |
| if (!buf) { |
| WMA_LOGE("%s: Failed to get buffer", __func__); |
| return CDF_STATUS_E_FAILURE; |
| } |
| if (wmi_unified_cmd_send(wma->wmi_handle, buf, len, |
| WMI_EXTSCAN_CONFIGURE_WLAN_CHANGE_MONITOR_CMDID)) { |
| WMA_LOGE("%s: failed to send command", __func__); |
| cdf_nbuf_free(buf); |
| return CDF_STATUS_E_FAILURE; |
| } |
| return CDF_STATUS_SUCCESS; |
| } |
| |
| /** |
| * 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: CDF status |
| */ |
| CDF_STATUS wma_extscan_stop_change_monitor(tp_wma_handle wma, |
| tSirExtScanResetSignificantChangeReqParams |
| *pResetReq) |
| { |
| wmi_extscan_configure_wlan_change_monitor_cmd_fixed_param *cmd; |
| wmi_buf_t wmi_buf; |
| uint32_t len; |
| uint8_t *buf_ptr; |
| int change_list = 0; |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not issue cmd", __func__); |
| return CDF_STATUS_E_INVAL; |
| } |
| if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap, |
| WMI_SERVICE_EXTSCAN)) { |
| WMA_LOGE("%s: ext scan not enabled", __func__); |
| return CDF_STATUS_E_FAILURE; |
| } |
| len = sizeof(*cmd); |
| |
| /* reset significant change tlv is set to 0 */ |
| len += WMI_TLV_HDR_SIZE; |
| len += change_list * sizeof(wmi_extscan_wlan_change_bssid_param); |
| wmi_buf = wmi_buf_alloc(wma->wmi_handle, len); |
| if (!wmi_buf) { |
| WMA_LOGE("%s: wmi_buf_alloc failed", __func__); |
| return CDF_STATUS_E_NOMEM; |
| } |
| buf_ptr = (uint8_t *) wmi_buf_data(wmi_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 = pResetReq->requestId; |
| cmd->vdev_id = pResetReq->sessionId; |
| cmd->mode = 0; |
| |
| buf_ptr += sizeof(*cmd); |
| WMITLV_SET_HDR(buf_ptr, |
| WMITLV_TAG_ARRAY_STRUC, |
| change_list * |
| sizeof(wmi_extscan_wlan_change_bssid_param)); |
| buf_ptr += WMI_TLV_HDR_SIZE + (change_list * |
| sizeof |
| (wmi_extscan_wlan_change_bssid_param)); |
| |
| if (wmi_unified_cmd_send(wma->wmi_handle, wmi_buf, len, |
| WMI_EXTSCAN_CONFIGURE_WLAN_CHANGE_MONITOR_CMDID)) { |
| WMA_LOGE("%s: failed to command", __func__); |
| cdf_nbuf_free(wmi_buf); |
| return CDF_STATUS_E_FAILURE; |
| } |
| return CDF_STATUS_SUCCESS; |
| } |
| |
| /** |
| * 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: CDF status |
| */ |
| CDF_STATUS wma_extscan_get_cached_results(tp_wma_handle wma, |
| tSirExtScanGetCachedResultsReqParams * |
| pcached_results) |
| { |
| wmi_extscan_get_cached_results_cmd_fixed_param *cmd; |
| wmi_buf_t wmi_buf; |
| uint32_t len; |
| uint8_t *buf_ptr; |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, cannot issue cmd", __func__); |
| return CDF_STATUS_E_INVAL; |
| } |
| if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap, |
| WMI_SERVICE_EXTSCAN)) { |
| WMA_LOGE("%s: extscan not enabled", __func__); |
| return CDF_STATUS_E_FAILURE; |
| } |
| len = sizeof(*cmd); |
| wmi_buf = wmi_buf_alloc(wma->wmi_handle, len); |
| if (!wmi_buf) { |
| WMA_LOGE("%s: wmi_buf_alloc failed", __func__); |
| return CDF_STATUS_E_NOMEM; |
| } |
| buf_ptr = (uint8_t *) wmi_buf_data(wmi_buf); |
| |
| cmd = (wmi_extscan_get_cached_results_cmd_fixed_param *) buf_ptr; |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_extscan_get_cached_results_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_extscan_get_cached_results_cmd_fixed_param)); |
| |
| cmd->request_id = pcached_results->requestId; |
| cmd->vdev_id = pcached_results->sessionId; |
| cmd->control_flags = pcached_results->flush; |
| |
| if (wmi_unified_cmd_send(wma->wmi_handle, wmi_buf, len, |
| WMI_EXTSCAN_GET_CACHED_RESULTS_CMDID)) { |
| WMA_LOGE("%s: failed to command", __func__); |
| cdf_nbuf_free(wmi_buf); |
| return CDF_STATUS_E_FAILURE; |
| } |
| return CDF_STATUS_SUCCESS; |
| } |
| |
| /** |
| * 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: CDF status |
| */ |
| CDF_STATUS wma_extscan_get_capabilities(tp_wma_handle wma, |
| tSirGetExtScanCapabilitiesReqParams * |
| pgetcapab) |
| { |
| wmi_extscan_get_capabilities_cmd_fixed_param *cmd; |
| wmi_buf_t wmi_buf; |
| uint32_t len; |
| uint8_t *buf_ptr; |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not issue cmd", __func__); |
| return CDF_STATUS_E_INVAL; |
| } |
| if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap, |
| WMI_SERVICE_EXTSCAN)) { |
| WMA_LOGE("%s: extscan not enabled", __func__); |
| return CDF_STATUS_E_FAILURE; |
| } |
| len = sizeof(*cmd); |
| wmi_buf = wmi_buf_alloc(wma->wmi_handle, len); |
| if (!wmi_buf) { |
| WMA_LOGE("%s: wmi_buf_alloc failed", __func__); |
| return CDF_STATUS_E_NOMEM; |
| } |
| buf_ptr = (uint8_t *) wmi_buf_data(wmi_buf); |
| |
| cmd = (wmi_extscan_get_capabilities_cmd_fixed_param *) buf_ptr; |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_extscan_get_capabilities_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_extscan_get_capabilities_cmd_fixed_param)); |
| |
| cmd->request_id = pgetcapab->requestId; |
| |
| if (wmi_unified_cmd_send(wma->wmi_handle, wmi_buf, len, |
| WMI_EXTSCAN_GET_CAPABILITIES_CMDID)) { |
| WMA_LOGE("%s: failed to command", __func__); |
| cdf_nbuf_free(wmi_buf); |
| return CDF_STATUS_E_FAILURE; |
| } |
| return CDF_STATUS_SUCCESS; |
| } |
| |
| CDF_STATUS wma_ipa_offload_enable_disable(tp_wma_handle wma, |
| struct sir_ipa_offload_enable_disable *ipa_offload) |
| { |
| wmi_ipa_offload_enable_disable_cmd_fixed_param *cmd; |
| wmi_buf_t wmi_buf; |
| uint32_t len; |
| u_int8_t *buf_ptr; |
| ol_txrx_vdev_handle vdev; |
| struct txrx_pdev_cfg_t *cfg; |
| int32_t intra_bss_fwd = 0; |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not issue cmd", |
| __func__); |
| return CDF_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 CDF_STATUS_E_FAILURE; |
| } |
| |
| if (ipa_offload->offload_type > STA_RX_DATA_OFFLOAD) { |
| return CDF_STATUS_E_INVAL; |
| } |
| |
| len = sizeof(*cmd); |
| wmi_buf = wmi_buf_alloc(wma->wmi_handle, len); |
| if (!wmi_buf) { |
| WMA_LOGE("%s: wmi_buf_alloc failed (len=%d)", __func__, len); |
| return CDF_STATUS_E_NOMEM; |
| } |
| |
| WMA_LOGE("%s: offload_type=%d, enable=%d", __func__, |
| ipa_offload->offload_type, ipa_offload->enable); |
| |
| buf_ptr = (u_int8_t *)wmi_buf_data(wmi_buf); |
| |
| cmd = (wmi_ipa_offload_enable_disable_cmd_fixed_param *)buf_ptr; |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUCT_wmi_ipa_offload_enable_disable_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN( |
| wmi_ipa_offload_enable_disable_cmd_fixed_param)); |
| |
| cmd->offload_type = ipa_offload->offload_type; |
| cmd->vdev_id = ipa_offload->vdev_id; |
| cmd->enable = ipa_offload->enable; |
| |
| if (wmi_unified_cmd_send(wma->wmi_handle, wmi_buf, len, |
| WMI_IPA_OFFLOAD_ENABLE_DISABLE_CMDID)) { |
| WMA_LOGE("%s: failed to command", __func__); |
| wmi_buf_free(wmi_buf); |
| return CDF_STATUS_E_FAILURE; |
| } |
| |
| /* |
| * 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 CDF_STATUS_SUCCESS; |
| |
| /* Disable Intra-BSS FWD offload when gDisableIntraBssFwd=1 in INI */ |
| cfg = (struct txrx_pdev_cfg_t *)vdev->pdev->ctrl_pdev; |
| if (!ipa_offload->enable || cfg->rx_fwd_disabled) { |
| WMA_LOGE("%s: ipa_offload->enable=%d, rx_fwd_disabled=%d", |
| __func__, |
| ipa_offload->enable, cfg->rx_fwd_disabled); |
| intra_bss_fwd = 1; |
| } |
| |
| /* Disable/enable WMI_VDEV_PARAM_INTRA_BSS_FWD */ |
| if (wmi_unified_vdev_set_param_send(wma->wmi_handle, |
| ipa_offload->vdev_id, WMI_VDEV_PARAM_INTRA_BSS_FWD, |
| intra_bss_fwd)) { |
| WMA_LOGE("Failed to disable WMI_VDEV_PARAM_INTRA_BSS_FWD"); |
| return CDF_STATUS_E_FAILURE; |
| } |
| |
| return CDF_STATUS_SUCCESS; |
| } |
| |
| /** 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 |
| */ |
| CDF_STATUS wma_set_epno_network_list(tp_wma_handle wma, |
| struct wifi_epno_params *req) |
| { |
| wmi_nlo_config_cmd_fixed_param *cmd; |
| nlo_configured_parameters *nlo_list; |
| u_int8_t i, *buf_ptr; |
| wmi_buf_t buf; |
| uint32_t len; |
| int ret; |
| |
| WMA_LOGD("wma_set_epno_network_list"); |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not issue cmd", __func__); |
| return CDF_STATUS_E_FAILURE; |
| } |
| if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap, |
| WMI_SERVICE_EXTSCAN)) { |
| WMA_LOGE("%s: extscan not enabled", __func__); |
| return CDF_STATUS_E_NOSUPPORT; |
| } |
| |
| /* TLV place holder for array of structures |
| * nlo_configured_parameters(nlo_list) */ |
| len = sizeof(*cmd) + WMI_TLV_HDR_SIZE; |
| len += sizeof(nlo_configured_parameters) * |
| CDF_MIN(req->num_networks, WMI_NLO_MAX_SSIDS); |
| len += WMI_TLV_HDR_SIZE; /* TLV for channel_list */ |
| len += WMI_TLV_HDR_SIZE; /* TLV for channel prediction cfg*/ |
| |
| buf = wmi_buf_alloc(wma->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGE("%s: Failed allocate wmi buffer", __func__); |
| return CDF_STATUS_E_NOMEM; |
| } |
| |
| cmd = (wmi_nlo_config_cmd_fixed_param *) wmi_buf_data(buf); |
| |
| buf_ptr = (u_int8_t *) cmd; |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_nlo_config_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN( |
| wmi_nlo_config_cmd_fixed_param)); |
| cmd->vdev_id = req->session_id; |
| cmd->flags = WMI_NLO_CONFIG_ENLO; |
| |
| buf_ptr += sizeof(wmi_nlo_config_cmd_fixed_param); |
| |
| cmd->no_of_ssids = CDF_MIN(req->num_networks, WMI_NLO_MAX_SSIDS); |
| WMA_LOGD("SSID count: %d", cmd->no_of_ssids); |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, |
| cmd->no_of_ssids * sizeof(nlo_configured_parameters)); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| |
| nlo_list = (nlo_configured_parameters *) buf_ptr; |
| for (i = 0; i < cmd->no_of_ssids; i++) { |
| WMITLV_SET_HDR(&nlo_list[i].tlv_header, |
| WMITLV_TAG_ARRAY_BYTE, |
| WMITLV_GET_STRUCT_TLVLEN(nlo_configured_parameters)); |
| /* Copy ssid and it's length */ |
| nlo_list[i].ssid.valid = true; |
| nlo_list[i].ssid.ssid.ssid_len = req->networks[i].ssid.length; |
| cdf_mem_copy(nlo_list[i].ssid.ssid.ssid, |
| req->networks[i].ssid.ssId, |
| nlo_list[i].ssid.ssid.ssid_len); |
| WMA_LOGD("index: %d ssid: %.*s len: %d", i, |
| nlo_list[i].ssid.ssid.ssid_len, |
| (char *) nlo_list[i].ssid.ssid.ssid, |
| nlo_list[i].ssid.ssid.ssid_len); |
| |
| /* Copy rssi threshold */ |
| nlo_list[i].rssi_cond.valid = true; |
| nlo_list[i].rssi_cond.rssi = |
| req->networks[i].rssi_threshold; |
| WMA_LOGD("RSSI threshold : %d dBm", |
| nlo_list[i].rssi_cond.rssi); |
| |
| /* Copy pno flags */ |
| nlo_list[i].bcast_nw_type.valid = true; |
| nlo_list[i].bcast_nw_type.bcast_nw_type = |
| req->networks[i].flags; |
| WMA_LOGD("PNO flags (%u)", |
| nlo_list[i].bcast_nw_type.bcast_nw_type); |
| |
| /* Copy auth bit field */ |
| nlo_list[i].auth_type.valid = true; |
| nlo_list[i].auth_type.auth_type = |
| req->networks[i].auth_bit_field; |
| WMA_LOGD("Auth bit field (%u)", |
| nlo_list[i].auth_type.auth_type); |
| } |
| |
| buf_ptr += cmd->no_of_ssids * sizeof(nlo_configured_parameters); |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_UINT32, 0); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, 0); |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| ret = wmi_unified_cmd_send(wma->wmi_handle, buf, len, |
| WMI_NETWORK_LIST_OFFLOAD_CONFIG_CMDID); |
| if (ret) { |
| WMA_LOGE("%s: Failed to send nlo wmi cmd", __func__); |
| wmi_buf_free(buf); |
| return CDF_STATUS_E_FAILURE; |
| } |
| |
| WMA_LOGD("set ePNO list request sent successfully for vdev %d", |
| req->session_id); |
| |
| return CDF_STATUS_SUCCESS; |
| } |
| |
| /** |
| * 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: CDF_STATUS enumeration |
| */ |
| CDF_STATUS wma_set_passpoint_network_list(tp_wma_handle wma, |
| struct wifi_passpoint_req *req) |
| { |
| wmi_passpoint_config_cmd_fixed_param *cmd; |
| u_int8_t i, j, *bytes; |
| wmi_buf_t buf; |
| uint32_t len; |
| int ret; |
| |
| WMA_LOGD("wma_set_passpoint_network_list"); |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not issue cmd", __func__); |
| return CDF_STATUS_E_FAILURE; |
| } |
| if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap, |
| WMI_SERVICE_EXTSCAN)) { |
| WMA_LOGE("%s: extscan not enabled", __func__); |
| return CDF_STATUS_E_NOSUPPORT; |
| } |
| |
| len = sizeof(*cmd); |
| for (i = 0; i < req->num_networks; i++) { |
| buf = wmi_buf_alloc(wma->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGE("%s: Failed allocate wmi buffer", __func__); |
| return CDF_STATUS_E_NOMEM; |
| } |
| |
| cmd = (wmi_passpoint_config_cmd_fixed_param *) |
| wmi_buf_data(buf); |
| |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_passpoint_config_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN( |
| wmi_passpoint_config_cmd_fixed_param)); |
| cmd->id = req->networks[i].id; |
| WMA_LOGD("%s: network id: %u", __func__, cmd->id); |
| cdf_mem_copy(cmd->realm, req->networks[i].realm, |
| strlen(req->networks[i].realm) + 1); |
| WMA_LOGD("%s: realm: %s", __func__, cmd->realm); |
| for (j = 0; j < PASSPOINT_ROAMING_CONSORTIUM_ID_NUM; j++) { |
| bytes = (uint8_t *) &req->networks[i].roaming_consortium_ids[j]; |
| WMA_LOGD("index: %d rcids: %02x %02x %02x %02x %02x %02x %02x %02x", |
| j, bytes[0], bytes[1], bytes[2], bytes[3], |
| bytes[4], bytes[5], bytes[6], bytes[7]); |
| |
| cdf_mem_copy(&cmd->roaming_consortium_ids[j], |
| &req->networks[i].roaming_consortium_ids[j], |
| PASSPOINT_ROAMING_CONSORTIUM_ID_LEN); |
| } |
| cdf_mem_copy(cmd->plmn, req->networks[i].plmn, |
| PASSPOINT_PLMN_ID_LEN); |
| WMA_LOGD("%s: plmn: %02x:%02x:%02x", __func__, |
| cmd->plmn[0], cmd->plmn[1], cmd->plmn[2]); |
| |
| ret = wmi_unified_cmd_send(wma->wmi_handle, buf, len, |
| WMI_PASSPOINT_LIST_CONFIG_CMDID); |
| if (ret) { |
| WMA_LOGE("%s: Failed to send set passpoint network list wmi cmd", |
| __func__); |
| wmi_buf_free(buf); |
| return CDF_STATUS_E_FAILURE; |
| } |
| } |
| |
| WMA_LOGD("Set passpoint network list request is sent successfully for vdev %d", |
| req->session_id); |
| |
| return CDF_STATUS_SUCCESS; |
| } |
| |
| /** |
| * 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: CDF_STATUS enumeration |
| */ |
| CDF_STATUS wma_reset_passpoint_network_list(tp_wma_handle wma, |
| struct wifi_passpoint_req *req) |
| { |
| wmi_passpoint_config_cmd_fixed_param *cmd; |
| wmi_buf_t buf; |
| uint32_t len; |
| int ret; |
| |
| WMA_LOGD("wma_reset_passpoint_network_list"); |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not issue cmd", __func__); |
| return CDF_STATUS_E_FAILURE; |
| } |
| if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap, |
| WMI_SERVICE_EXTSCAN)) { |
| WMA_LOGE("%s: extscan not enabled", __func__); |
| return CDF_STATUS_E_NOSUPPORT; |
| } |
| |
| len = sizeof(*cmd); |
| buf = wmi_buf_alloc(wma->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGE("%s: Failed allocate wmi buffer", __func__); |
| return CDF_STATUS_E_NOMEM; |
| } |
| |
| cmd = (wmi_passpoint_config_cmd_fixed_param *) wmi_buf_data(buf); |
| |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_passpoint_config_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN( |
| wmi_passpoint_config_cmd_fixed_param)); |
| cmd->id = WMI_PASSPOINT_NETWORK_ID_WILDCARD; |
| |
| ret = wmi_unified_cmd_send(wma->wmi_handle, buf, len, |
| WMI_PASSPOINT_LIST_CONFIG_CMDID); |
| if (ret) { |
| WMA_LOGE("%s: Failed to send reset passpoint network list wmi cmd", |
| __func__); |
| wmi_buf_free(buf); |
| return CDF_STATUS_E_FAILURE; |
| } |
| |
| WMA_LOGD("Reset passpoint network list request is sent successfully for vdev %d", |
| req->session_id); |
| |
| return CDF_STATUS_SUCCESS; |
| } |
| |
| /** |
| * wma_set_ssid_hotlist() - Handle an SSID hotlist set request |
| * @wma: WMA handle |
| * @request: SSID hotlist set request from SME |
| * |
| * Return: CDF_STATUS enumeration |
| */ |
| CDF_STATUS |
| wma_set_ssid_hotlist(tp_wma_handle wma, |
| struct sir_set_ssid_hotlist_request *request) |
| { |
| wmi_extscan_configure_hotlist_ssid_monitor_cmd_fixed_param *cmd; |
| wmi_buf_t wmi_buf; |
| uint32_t len; |
| uint32_t array_size; |
| uint8_t *buf_ptr; |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not issue hotlist cmd", |
| __func__); |
| return CDF_STATUS_E_FAILURE; |
| } |
| if (!request) { |
| WMA_LOGE("%s: Invalid request buffer", __func__); |
| return CDF_STATUS_E_FAILURE; |
| } |
| if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap, |
| WMI_SERVICE_EXTSCAN)) { |
| WMA_LOGE("%s: extscan not enabled", |
| __func__); |
| return CDF_STATUS_E_NOSUPPORT; |
| } |
| |
| /* length of fixed portion */ |
| len = sizeof(*cmd); |
| |
| /* length of variable portion */ |
| array_size = |
| request->ssid_count * sizeof(wmi_extscan_hotlist_ssid_entry); |
| len += WMI_TLV_HDR_SIZE + array_size; |
| |
| wmi_buf = wmi_buf_alloc(wma->wmi_handle, len); |
| if (!wmi_buf) { |
| WMA_LOGE("%s: wmi_buf_alloc failed", __func__); |
| return CDF_STATUS_E_NOMEM; |
| } |
| |
| buf_ptr = (uint8_t *) wmi_buf_data(wmi_buf); |
| cmd = (wmi_extscan_configure_hotlist_ssid_monitor_cmd_fixed_param *) |
| buf_ptr; |
| WMITLV_SET_HDR |
| (&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_extscan_configure_hotlist_ssid_monitor_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_extscan_configure_hotlist_ssid_monitor_cmd_fixed_param)); |
| |
| cmd->request_id = request->request_id; |
| cmd->requestor_id = 0; |
| cmd->vdev_id = request->session_id; |
| cmd->table_id = 0; |
| cmd->lost_ap_scan_count = request->lost_ssid_sample_size; |
| cmd->total_entries = request->ssid_count; |
| cmd->num_entries_in_page = request->ssid_count; |
| cmd->first_entry_index = 0; |
| |
| buf_ptr += sizeof(*cmd); |
| WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, array_size); |
| |
| if (request->ssid_count) { |
| wmi_extscan_hotlist_ssid_entry *entry; |
| int i; |
| |
| buf_ptr += WMI_TLV_HDR_SIZE; |
| entry = (wmi_extscan_hotlist_ssid_entry *)buf_ptr; |
| for (i = 0; i < request->ssid_count; i++) { |
| WMITLV_SET_HDR |
| (entry, |
| WMITLV_TAG_ARRAY_STRUC, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_extscan_hotlist_ssid_entry)); |
| entry->ssid.ssid_len = request->ssids[i].ssid.length; |
| cdf_mem_copy(entry->ssid.ssid, |
| request->ssids[i].ssid.ssId, |
| request->ssids[i].ssid.length); |
| entry->band = request->ssids[i].band; |
| entry->min_rssi = request->ssids[i].rssi_low; |
| entry->max_rssi = request->ssids[i].rssi_high; |
| entry++; |
| } |
| cmd->mode = WMI_EXTSCAN_MODE_START; |
| } else { |
| cmd->mode = WMI_EXTSCAN_MODE_STOP; |
| } |
| |
| if (wmi_unified_cmd_send |
| (wma->wmi_handle, wmi_buf, len, |
| WMI_EXTSCAN_CONFIGURE_HOTLIST_SSID_MONITOR_CMDID)) { |
| WMA_LOGE("%s: failed to send command", __func__); |
| wmi_buf_free(wmi_buf); |
| return CDF_STATUS_E_FAILURE; |
| } |
| return CDF_STATUS_SUCCESS; |
| } |
| #endif |
| |
| /** |
| * wma_scan_probe_setoui() - set scan probe OUI |
| * @wma: wma handle |
| * @psetoui: OUI parameters |
| * |
| * set scan probe OUI parameters in firmware |
| * |
| * Return: CDF status |
| */ |
| CDF_STATUS wma_scan_probe_setoui(tp_wma_handle wma, tSirScanMacOui *psetoui) |
| { |
| wmi_scan_prob_req_oui_cmd_fixed_param *cmd; |
| wmi_buf_t wmi_buf; |
| uint32_t len; |
| uint8_t *buf_ptr; |
| uint32_t *oui_buf; |
| |
| if (!wma || !wma->wmi_handle) { |
| WMA_LOGE("%s: WMA is closed, can not issue cmd", __func__); |
| return CDF_STATUS_E_INVAL; |
| } |
| len = sizeof(*cmd); |
| wmi_buf = wmi_buf_alloc(wma->wmi_handle, len); |
| if (!wmi_buf) { |
| WMA_LOGE("%s: wmi_buf_alloc failed", __func__); |
| return CDF_STATUS_E_NOMEM; |
| } |
| buf_ptr = (uint8_t *) wmi_buf_data(wmi_buf); |
| cmd = (wmi_scan_prob_req_oui_cmd_fixed_param *) buf_ptr; |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_scan_prob_req_oui_cmd_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN |
| (wmi_scan_prob_req_oui_cmd_fixed_param)); |
| |
| oui_buf = &cmd->prob_req_oui; |
| cdf_mem_zero(oui_buf, sizeof(cmd->prob_req_oui)); |
| *oui_buf = psetoui->oui[0] << 16 | psetoui->oui[1] << 8 |
| | psetoui->oui[2]; |
| WMA_LOGD("%s: wma:oui received from hdd %08x", __func__, |
| cmd->prob_req_oui); |
| |
| if (wmi_unified_cmd_send(wma->wmi_handle, wmi_buf, len, |
| WMI_SCAN_PROB_REQ_OUI_CMDID)) { |
| WMA_LOGE("%s: failed to send command", __func__); |
| cdf_nbuf_free(wmi_buf); |
| return CDF_STATUS_E_FAILURE; |
| } |
| return CDF_STATUS_SUCCESS; |
| } |
| |
| /** |
| * wma_scan_event_callback() - scan event callback |
| * @handle: wma handle |
| * @data: event data |
| * @len: data length |
| * |
| * This function process scan event and provide indication |
| * to upper layers. |
| * |
| * Return: 0 for success or error code. |
| */ |
| int wma_scan_event_callback(WMA_HANDLE handle, uint8_t *data, |
| uint32_t len) |
| { |
| tp_wma_handle wma_handle = (tp_wma_handle) handle; |
| WMI_SCAN_EVENTID_param_tlvs *param_buf = NULL; |
| wmi_scan_event_fixed_param *wmi_event = NULL; |
| tSirScanOffloadEvent *scan_event; |
| uint8_t vdev_id; |
| uint32_t scan_id; |
| |
| param_buf = (WMI_SCAN_EVENTID_param_tlvs *) data; |
| wmi_event = param_buf->fixed_param; |
| vdev_id = wmi_event->vdev_id; |
| scan_id = wma_handle->interfaces[vdev_id].scan_info.scan_id; |
| |
| if (wma_handle->roam_preauth_scan_id == wmi_event->scan_id) { |
| /* This is the scan requested by roam preauth set_channel operation */ |
| |
| if (wmi_event->event & WMI_SCAN_FINISH_EVENTS) { |
| WMA_LOGE("roam scan complete: scan_id 0x%x, vdev_id %d", |
| wmi_event->scan_id, vdev_id); |
| /*wma_reset_scan_info(wma_handle, vdev_id);*/ |
| } |
| |
| vdev_id = wmi_event->vdev_id; |
| if (vdev_id >= wma_handle->max_bssid) { |
| WMA_LOGE("%s:Invalid vdev_id %d wmi_event %p", __func__, |
| vdev_id, wmi_event); |
| return -EFAULT; |
| } |
| |
| wma_roam_preauth_scan_event_handler(wma_handle, |
| vdev_id, wmi_event); |
| return 0; |
| |
| } |
| |
| scan_event = (tSirScanOffloadEvent *) cdf_mem_malloc |
| (sizeof(tSirScanOffloadEvent)); |
| if (!scan_event) { |
| WMA_LOGE("Memory allocation failed for tSirScanOffloadEvent"); |
| return -ENOMEM; |
| } |
| |
| scan_event->event = wmi_event->event; |
| |
| WMA_LOGI("WMA <-- wmi_scan_event : event %u, scan_id %u, " |
| "freq %u, reason %u", |
| wmi_event->event, wmi_event->scan_id, |
| wmi_event->channel_freq, wmi_event->reason); |
| |
| scan_event->scanId = wmi_event->scan_id; |
| scan_event->chanFreq = wmi_event->channel_freq; |
| |
| if (scan_event->scanId == |
| wma_handle->interfaces[vdev_id].p2p_scan_info.scan_id) { |
| scan_event->p2pScanType = P2P_SCAN_TYPE_LISTEN; |
| if (scan_event->event == SCAN_EVENT_COMPLETED) |
| wma_reset_p2p_scan_info(wma_handle, vdev_id); |
| } |
| scan_event->sessionId = vdev_id; |
| |
| if (wmi_event->reason == WMI_SCAN_REASON_COMPLETED || |
| wmi_event->reason == WMI_SCAN_REASON_TIMEDOUT) |
| scan_event->reasonCode = eSIR_SME_SUCCESS; |
| else |
| scan_event->reasonCode = eSIR_SME_SCAN_FAILED; |
| |
| switch (wmi_event->event) { |
| case WMI_SCAN_EVENT_COMPLETED: |
| case WMI_SCAN_EVENT_DEQUEUED: |
| /* |
| * return success always so that SME can pick whatever scan |
| * results is available in scan cache(due to partial or |
| * aborted scan) |
| */ |
| scan_event->event = WMI_SCAN_EVENT_COMPLETED; |
| scan_event->reasonCode = eSIR_SME_SUCCESS; |
| break; |
| case WMI_SCAN_EVENT_START_FAILED: |
| scan_event->event = WMI_SCAN_EVENT_COMPLETED; |
| scan_event->reasonCode = eSIR_SME_SCAN_FAILED; |
| break; |
| case WMI_SCAN_EVENT_PREEMPTED: |
| WMA_LOGW("%s: Unhandled Scan Event WMI_SCAN_EVENT_PREEMPTED", |
| __func__); |
| break; |
| case WMI_SCAN_EVENT_RESTARTED: |
| WMA_LOGW("%s: Unhandled Scan Event WMI_SCAN_EVENT_RESTARTED", |
| __func__); |
| break; |
| } |
| |
| /* Stop the scan completion timeout if the event is WMI_SCAN_EVENT_COMPLETED */ |
| if (scan_event->event == (tSirScanEventType) WMI_SCAN_EVENT_COMPLETED) { |
| WMA_LOGE(" scan complete - scan_id 0x%x, vdev_id %d", |
| wmi_event->scan_id, vdev_id); |
| } |
| |
| wma_send_msg(wma_handle, WMA_RX_SCAN_EVENT, (void *)scan_event, 0); |
| return 0; |
| } |
| |
| |
| /** |
| * 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) |
| { |
| cds_msg_t cds_msg; |
| tSirSmeCandidateFoundInd *candidate_ind; |
| |
| /* abort existing scans from GUI, but not roaming preauth scan */ |
| if (wma->interfaces[vdev_id].scan_info.scan_id != 0 && |
| (wma->interfaces[vdev_id].scan_info.scan_id & |
| WMA_HOST_ROAM_SCAN_REQID_PREFIX) != |
| WMA_HOST_ROAM_SCAN_REQID_PREFIX) { |
| tAbortScanParams abortScan; |
| abortScan.SessionId = vdev_id; |
| wma_stop_scan(wma, &abortScan); |
| } |
| |
| candidate_ind = cdf_mem_malloc(sizeof(tSirSmeCandidateFoundInd)); |
| if (!candidate_ind) { |
| WMA_LOGE("%s: Alloc failed for tSirSmeCandidateFoundInd", |
| __func__); |
| return; |
| } |
| |
| 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; |
| CDF_TRACE(CDF_MODULE_ID_WMA, CDF_TRACE_LEVEL_INFO, |
| FL("posting candidate ind to SME")); |
| |
| if (CDF_STATUS_SUCCESS != cds_mq_post_message(CDS_MQ_ID_SME, |
| (cds_msg_t *) &cds_msg)) { |
| cdf_mem_free(candidate_ind); |
| CDF_TRACE(CDF_MODULE_ID_WMA, CDF_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; |
| |
| 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 for vdevid %x, rssi %d", |
| __func__, wmi_event->reason, wmi_event->vdev_id, |
| wmi_event->rssi); |
| |
| 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); |
| 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_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 |
| 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 |
| */ |
| CDF_STATUS wma_set_rssi_monitoring(tp_wma_handle wma, |
| struct rssi_monitor_req *req) |
| { |
| wmi_rssi_breach_monitor_config_fixed_param *cmd; |
| wmi_buf_t buf; |
| int ret, len = sizeof(*cmd); |
| |
| buf = wmi_buf_alloc(wma->wmi_handle, len); |
| if (!buf) { |
| WMA_LOGP("%s: wmi_buf_alloc failed", __func__); |
| return CDF_STATUS_E_NOMEM; |
| } |
| |
| cmd = (wmi_rssi_breach_monitor_config_fixed_param *) wmi_buf_data(buf); |
| WMITLV_SET_HDR(&cmd->tlv_header, |
| WMITLV_TAG_STRUC_wmi_rssi_breach_monitor_config_fixed_param, |
| WMITLV_GET_STRUCT_TLVLEN( |
| wmi_rssi_breach_monitor_config_fixed_param)); |
| |
| cmd->vdev_id = req->session_id; |
| cmd->request_id = req->request_id; |
| cmd->lo_rssi_reenable_hysteresis = 0; |
| cmd->hi_rssi_reenable_histeresis = 0; |
| cmd->min_report_interval = 0; |
| cmd->max_num_report = 1; |
| if (req->control) { |
| /* enable one threshold for each min/max */ |
| cmd->enabled_bitmap = 0x09; |
| cmd->low_rssi_breach_threshold[0] = req->min_rssi; |
| cmd->hi_rssi_breach_threshold[0] = req->max_rssi; |
| } else { |
| cmd->enabled_bitmap = 0; |
| cmd->low_rssi_breach_threshold[0] = 0; |
| cmd->hi_rssi_breach_threshold[0] = 0; |
| } |
| |
| ret = wmi_unified_cmd_send(wma->wmi_handle, buf, len, |
| WMI_RSSI_BREACH_MONITOR_CONFIG_CMDID); |
| if (ret != EOK) { |
| WMA_LOGE("Failed to send WMI_RSSI_BREACH_MONITOR_CONFIG_CMDID"); |
| wmi_buf_free(buf); |
| return CDF_STATUS_E_FAILURE; |
| } |
| |
| WMA_LOGI("Sent WMI_RSSI_BREACH_MONITOR_CONFIG_CMDID to FW"); |
| return CDF_STATUS_SUCCESS; |
| } |
| |
| /** |
| * wma_get_scan_id() - Generates scan id |
| * @scan_id: Scan id |
| * |
| * This function generates the scan id. |
| * |
| * Return: CDF_STATUS |
| */ |
| |
| CDF_STATUS wma_get_scan_id(uint32_t *scan_id) |
| { |
| tp_wma_handle wma = cds_get_context(CDF_MODULE_ID_WMA); |
| |
| if (!scan_id) { |
| WMA_LOGE("Scan_id is NULL"); |
| return CDF_STATUS_E_FAULT; |
| } |
| |
| /* host need to cycle through the lower 12 bits to generate ids */ |
| *scan_id = cdf_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; |
| return CDF_STATUS_SUCCESS; |
| } |
| |