Gitiles
Code Review Sign In
gerrit-public.fairphone.software / platform / vendor / qcom-opensource / wlan / qcacld-3.0 / ad7eded05e6aaae89864c5aa3d25055c42f41d02 / . / core / wma / src / wma_scan_roam.c
blob: 14c1d9c76f072b93289c8c57b4ccfd667711bd81 [file] [log] [blame]
/*
* Copyright (c) 2013-2017 The Linux Foundation. All rights reserved.
*
* Previously licensed under the ISC license by Qualcomm Atheros, Inc.
*
*
* Permission to use, copy, modify, and/or distribute this software for
* any purpose with or without fee is hereby granted, provided that the
* above copyright notice and this permission notice appear in all
* copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
* WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
* AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
/*
* This file was originally distributed by Qualcomm Atheros, Inc.
* under proprietary terms before Copyright ownership was assigned
* to the Linux Foundation.
*/
/**
* DOC: wma_scan_roam.c
* This file contains functions related to scan and
* roaming functionality.
*/
/* Header files */
#include "wma.h"
#include "wma_api.h"
#include "cds_api.h"
#include "wmi_unified_api.h"
#include "wlan_qct_sys.h"
#include "wni_api.h"
#include "ani_global.h"
#include "wmi_unified.h"
#include "wni_cfg.h"
#include "cfg_api.h"
#include <cdp_txrx_peer_ops.h>
#include <cdp_txrx_cfg.h>
#include "qdf_nbuf.h"
#include "qdf_types.h"
#include "qdf_mem.h"
#include "wma_types.h"
#include "lim_api.h"
#include "lim_session_utils.h"
#include "cds_utils.h"
#include "wlan_policy_mgr_api.h"
#if !defined(REMOVE_PKT_LOG)
#include "pktlog_ac.h"
#endif /* REMOVE_PKT_LOG */
#include "dbglog_host.h"
#include "csr_api.h"
#include "ol_fw.h"
#include "wma_internal.h"
#include "wlan_tgt_def_config.h"
#include "wlan_reg_services_api.h"
#include "wlan_roam_debug.h"
/* This is temporary, should be removed */
#include "ol_htt_api.h"
#include <cdp_txrx_handle.h>
#include "wma_he.h"
#include <wlan_scan_public_structs.h>
#include <wlan_scan_ucfg_api.h>
#include "wma_nan_datapath.h"
#define WMA_MCC_MIRACAST_REST_TIME 400
#define WMA_SCAN_ID_MASK 0x0fff
#ifdef FEATURE_WLAN_EXTSCAN
/**
* enum extscan_report_events_type - extscan report events type
* @EXTSCAN_REPORT_EVENTS_BUFFER_FULL: report only when scan history is % full
* @EXTSCAN_REPORT_EVENTS_EACH_SCAN: report a scan completion event after scan
* @EXTSCAN_REPORT_EVENTS_FULL_RESULTS: forward scan results
* (beacons/probe responses + IEs)
* in real time to HAL, in addition to completion events.
* Note: To keep backward compatibility,
* fire completion events regardless of REPORT_EVENTS_EACH_SCAN.
* @EXTSCAN_REPORT_EVENTS_NO_BATCH: controls batching,
* 0 => batching, 1 => no batching
* @EXTSCAN_REPORT_EVENTS_CONTEXT_HUB: forward results to context hub
*/
enum extscan_report_events_type {
EXTSCAN_REPORT_EVENTS_BUFFER_FULL = 0x00,
EXTSCAN_REPORT_EVENTS_EACH_SCAN = 0x01,
EXTSCAN_REPORT_EVENTS_FULL_RESULTS = 0x02,
EXTSCAN_REPORT_EVENTS_NO_BATCH = 0x04,
EXTSCAN_REPORT_EVENTS_CONTEXT_HUB = 0x08,
};
#define WMA_EXTSCAN_CYCLE_WAKE_LOCK_DURATION WAKELOCK_DURATION_RECOMMENDED
/*
* Maximum number of entires that could be present in the
* WMI_EXTSCAN_HOTLIST_MATCH_EVENT buffer from the firmware
*/
#define WMA_EXTSCAN_MAX_HOTLIST_ENTRIES 10
#endif
/**
* wma_is_mcc_24G() - check that if device is in 2.4GHz MCC
* @handle: wma handle
*
* Return: true/false
*/
static bool wma_is_mcc_24G(WMA_HANDLE handle)
{
tp_wma_handle wma_handle = (tp_wma_handle) handle;
int32_t prev_chan = 0;
int32_t i;
if (NULL == wma_handle) {
WMA_LOGE("%s: wma_handle is NULL", __func__);
return false;
}
for (i = 0; i < wma_handle->max_bssid; i++) {
if (wma_handle->interfaces[i].handle &&
wma_is_vdev_up(i)) {
if ((prev_chan != 0 &&
prev_chan != wma_handle->interfaces[i].mhz) &&
(wma_handle->interfaces[i].mhz <=
CDS_CHAN_14_FREQ))
return true;
prev_chan = wma_handle->interfaces[i].mhz;
}
}
return false;
}
static inline int wma_get_burst_duration(int max_ch_time, int miracast_value)
{
int burst_duration = 0;
if (miracast_value) {
/* When miracast is running, burst
* duration needs to be minimum to avoid
* any stutter or glitch in miracast
* during station scan
*/
if (max_ch_time <= WMA_GO_MIN_ACTIVE_SCAN_BURST_DURATION)
burst_duration = max_ch_time;
else
burst_duration = WMA_GO_MIN_ACTIVE_SCAN_BURST_DURATION;
} else {
/* If miracast is not running, accommodate max
* stations to make the scans faster
*/
burst_duration = WMA_BURST_SCAN_MAX_NUM_OFFCHANNELS *
max_ch_time;
if (burst_duration > WMA_GO_MAX_ACTIVE_SCAN_BURST_DURATION) {
uint8_t channels = WMA_P2P_SCAN_MAX_BURST_DURATION /
max_ch_time;
if (channels)
burst_duration = channels * max_ch_time;
else
burst_duration =
WMA_GO_MAX_ACTIVE_SCAN_BURST_DURATION;
}
}
return burst_duration;
}
/**
* wma_get_buf_start_scan_cmd() - Fill start scan command
* @wma_handle: wma handle
* @scan_req: scan request
* @cmd: wmi buffer to be filled in
*
* Fill individual elements of wmi_start_scan_req and TLV for
* channel list, bssid, ssid etc.
*
* Return: QDF status
*/
QDF_STATUS wma_get_buf_start_scan_cmd(tp_wma_handle wma_handle,
tSirScanOffloadReq *scan_req,
struct scan_req_params *cmd)
{
QDF_STATUS qdf_status = QDF_STATUS_E_FAILURE;
uint32_t dwell_time;
uint8_t SSID_num;
int i;
tpAniSirGlobal pMac = cds_get_context(QDF_MODULE_ID_PE);
if (!pMac) {
WMA_LOGP("%s: pMac is NULL!", __func__);
return QDF_STATUS_E_FAILURE;
}
cmd->vdev_id = scan_req->sessionId;
/*
* host cycles through the lower 12 bits for scan id generation
* and prefix 0xA000 to scan id
*/
if (scan_req->scan_id < WMA_HOST_SCAN_REQID_PREFIX) {
WMA_LOGE("Received scan_id 0x%x is wrong",
cmd->scan_id);
scan_req->scan_id = scan_req->scan_id & WMA_SCAN_ID_MASK;
/* Appending the 0xA000 to scan Id*/
cmd->scan_id = scan_req->scan_id | WMA_HOST_SCAN_REQID_PREFIX;
} else {
cmd->scan_id = scan_req->scan_id;
}
cmd->scan_priority = WMI_SCAN_PRIORITY_LOW;
cmd->scan_req_id = scan_req->scan_requestor_id;
if (PREAUTH_REQUESTOR_ID == cmd->scan_req_id)
cmd->scan_priority = WMI_SCAN_PRIORITY_VERY_HIGH;
/* Set the scan events which the driver is intereseted to receive */
/* TODO: handle all the other flags also */
cmd->scan_events = WMI_SCAN_EVENT_STARTED |
WMI_SCAN_EVENT_START_FAILED |
WMI_SCAN_EVENT_FOREIGN_CHANNEL |
WMI_SCAN_EVENT_COMPLETED |
WMI_SCAN_EVENT_DEQUEUED |
WMI_SCAN_EVENT_PREEMPTED |
WMI_SCAN_EVENT_RESTARTED;
cmd->dwell_time_active = scan_req->maxChannelTime;
if (scan_req->scanType == eSIR_ACTIVE_SCAN) {
/* In Active scan case, the firmware has to do passive scan on
* DFS channels So the passive scan duration should be updated
* properly so that the duration will be sufficient enough to
* receive the beacon from AP
*/
if (wlan_cfg_get_int(pMac, WNI_CFG_PASSIVE_MAXIMUM_CHANNEL_TIME,
&dwell_time) != eSIR_SUCCESS) {
WMA_LOGE("Failed to get passive max channel value using default value");
dwell_time = WMA_DWELL_TIME_PASSIVE_DEFAULT;
}
cmd->dwell_time_passive = dwell_time;
} else
cmd->dwell_time_passive = scan_req->maxChannelTime;
/* Ensure correct number of probes are sent on active channel */
cmd->repeat_probe_time =
cmd->dwell_time_active / WMA_SCAN_NPROBES_DEFAULT;
WMA_LOGD("Repeat probe time %d", cmd->repeat_probe_time);
/* CSR sends min_rest_Time, max_rest_time and idle_time
* for staying on home channel to continue data traffic.
* Rome fw has facility to monitor the traffic
* and move to next channel. Stay on the channel for min_rest_time
* and then leave if there is no traffic.
*/
cmd->min_rest_time = scan_req->min_rest_time;
cmd->max_rest_time = scan_req->restTime;
/* Check for traffic at idle_time interval after min_rest_time.
* Default value is 25 ms to allow full use of max_rest_time
* when voice packets are running at 20 ms interval.
*/
cmd->idle_time = scan_req->idle_time;
/* Large timeout value for full scan cycle, 30 seconds */
cmd->max_scan_time = WMA_HW_DEF_SCAN_MAX_DURATION;
/* add DS param IE in probe req frame */
cmd->scan_f_add_ds_ie_in_probe = true;
/* set flag to get chan stats */
if (pMac->snr_monitor_enabled)
cmd->scan_f_chan_stat_evnt = true;
/* do not add OFDM rates in 11B mode */
if (scan_req->dot11mode != WNI_CFG_DOT11_MODE_11B)
cmd->scan_f_ofdm_rates = true;
else
WMA_LOGD("OFDM_RATES not included in 11B mode");
if (scan_req->p2pScanType)
cmd->adaptive_dwell_time_mode = WMI_DWELL_MODE_STATIC;
/* Do not combine multiple channels in a single burst. Come back
* to home channel for data traffic after every foreign channel.
* By default, prefer throughput performance over scan cycle time.
*/
cmd->burst_duration = 0;
if (!scan_req->p2pScanType) {
WMA_LOGD("Normal Scan request");
cmd->scan_f_cck_rates = true;
if (!scan_req->numSsid)
cmd->scan_f_bcast_probe = true;
if (scan_req->scanType == eSIR_PASSIVE_SCAN)
cmd->scan_f_passive = true;
cmd->scan_f_add_tpc_ie_in_probe = true;
cmd->scan_f_filter_prb_req = true;
if (pMac->sap.acs_with_more_param) {
/* add chan stat info report tag */
if (pMac->sme.currDeviceMode == QDF_SAP_MODE) {
cmd->scan_f_chan_stat_evnt = true;
WMA_LOGD("set ACS ctrl BIT");
}
}
/*
* Decide burst_duration and dwell_time_active based on
* what type of devices are active.
*/
do {
if (wma_is_sap_active(wma_handle) &&
wma_is_p2p_go_active(wma_handle) &&
wma_is_sta_active(wma_handle)) {
if (scan_req->maxChannelTime <=
WMA_3PORT_CONC_SCAN_MAX_BURST_DURATION)
cmd->burst_duration =
scan_req->maxChannelTime;
else
cmd->burst_duration =
WMA_3PORT_CONC_SCAN_MAX_BURST_DURATION;
break;
}
if (wma_handle->miracast_value &&
wma_is_mcc_24G(wma_handle)) {
cmd->max_rest_time =
pMac->f_sta_miracast_mcc_rest_time_val;
}
if (wma_is_p2p_go_active(wma_handle)) {
/* Background scan while GO is sending beacons.
* Every off-channel transition has overhead of
* 2 beacon intervals for NOA. Maximize number
* of channels in every transition by using
* burst scan.
*/
cmd->burst_duration =
wma_get_burst_duration(
scan_req->maxChannelTime,
wma_handle->miracast_value);
break;
}
if (wma_is_sta_active(wma_handle) ||
wma_is_p2p_cli_active(wma_handle)) {
if (scan_req->burst_scan_duration)
cmd->burst_duration =
scan_req->burst_scan_duration;
else
/* Typical background scan.
* Disable burst scan for now.
*/
cmd->burst_duration = 0;
break;
}
if (wma_is_ndi_active(wma_handle)) {
cmd->burst_duration = wma_get_burst_duration(
scan_req->maxChannelTime,
wma_handle->miracast_value);
WMA_LOGD("NDI Active, Burst duration: %x",
cmd->burst_duration);
break;
}
} while (0);
} else {
WMA_LOGD("P2P Scan");
switch (scan_req->p2pScanType) {
case P2P_SCAN_TYPE_LISTEN:
WMA_LOGD("P2P_SCAN_TYPE_LISTEN");
cmd->scan_f_passive = true;
cmd->scan_events |=
WMI_SCAN_EVENT_FOREIGN_CHANNEL;
cmd->repeat_probe_time = 0;
cmd->scan_priority = WMI_SCAN_PRIORITY_HIGH;
break;
case P2P_SCAN_TYPE_SEARCH:
WMA_LOGD("P2P_SCAN_TYPE_SEARCH");
cmd->scan_f_filter_prb_req = true;
/* Default P2P burst duration of 120 ms will cover
* 3 channels with default max dwell time 40 ms.
* Cap limit will be set by
* WMA_P2P_SCAN_MAX_BURST_DURATION. Burst duration
* should be such that no channel is scanned less
* than the dwell time in normal scenarios.
*/
if (scan_req->channelList.numChannels ==
P2P_SOCIAL_CHANNELS
&& (!(wma_handle->miracast_value)))
cmd->repeat_probe_time =
scan_req->maxChannelTime / 5;
else
cmd->repeat_probe_time =
scan_req->maxChannelTime / 3;
cmd->burst_duration =
WMA_BURST_SCAN_MAX_NUM_OFFCHANNELS *
scan_req->maxChannelTime;
if (cmd->burst_duration >
WMA_P2P_SCAN_MAX_BURST_DURATION) {
uint8_t channels =
WMA_P2P_SCAN_MAX_BURST_DURATION /
scan_req->maxChannelTime;
if (channels)
cmd->burst_duration =
channels * scan_req->maxChannelTime;
else
cmd->burst_duration =
WMA_P2P_SCAN_MAX_BURST_DURATION;
}
cmd->scan_priority = WMI_SCAN_PRIORITY_MEDIUM;
break;
default:
WMA_LOGE("Invalid scan type");
goto error;
}
}
if (wma_is_sap_active(wma_handle)) {
/* P2P/STA scan while SoftAP is sending beacons.
* Max duration of CTS2self is 32 ms, which limits the
* dwell time. If DBS is supported and if SAP is on 2G channel
* then keep passive dwell time default.
*/
cmd->dwell_time_active =
QDF_MIN(scan_req->maxChannelTime,
(WMA_CTS_DURATION_MS_MAX -
WMA_ROAM_SCAN_CHANNEL_SWITCH_TIME));
if (!policy_mgr_is_hw_dbs_capable(wma_handle->psoc) ||
(policy_mgr_is_hw_dbs_capable(wma_handle->psoc) &&
WLAN_REG_IS_5GHZ_CH(
policy_mgr_get_channel(wma_handle->psoc,
PM_SAP_MODE, NULL)))) {
cmd->dwell_time_passive = cmd->dwell_time_active;
}
cmd->burst_duration = 0;
if (wlan_reg_is_dfs_ch(wma_handle->pdev,
policy_mgr_get_channel(wma_handle->psoc,
PM_SAP_MODE, NULL)))
cmd->burst_duration =
WMA_BURST_SCAN_MAX_NUM_OFFCHANNELS *
scan_req->maxChannelTime;
WMA_LOGI("SAP: burst_duration: %d", cmd->burst_duration);
}
cmd->n_probes = (cmd->repeat_probe_time > 0) ?
cmd->dwell_time_active / cmd->repeat_probe_time : 0;
WMA_LOGD("Num Probes in each ch scan %d", cmd->n_probes);
if (scan_req->channelList.numChannels) {
cmd->chan_list.num_chan = scan_req->channelList.numChannels;
for (i = 0; i < scan_req->channelList.numChannels; ++i) {
cmd->chan_list.chan[i].freq =
cds_chan_to_freq(scan_req->channelList.
channelNumber[i]);
}
}
if (scan_req->numSsid > SIR_SCAN_MAX_NUM_SSID) {
WMA_LOGE("Invalid value for numSsid");
goto error;
}
cmd->num_ssids = scan_req->numSsid;
if (scan_req->numSsid) {
for (i = 0; i < scan_req->numSsid; ++i) {
cmd->ssid[i].length = scan_req->ssId[i].length;
qdf_mem_copy(cmd->ssid[i].ssid,
scan_req->ssId[i].ssId,
scan_req->ssId[i].length);
}
}
if (!scan_req->p2pScanType) {
if (wma_is_sap_active(wma_handle)) {
SSID_num = cmd->num_ssids * cmd->num_bssid;
cmd->repeat_probe_time = probe_time_dwell_time_map[
QDF_MIN(SSID_num,
WMA_DWELL_TIME_PROBE_TIME_MAP_SIZE
- 1)].probe_time;
cmd->n_probes = (cmd->repeat_probe_time > 0) ?
cmd->dwell_time_active/
cmd->repeat_probe_time : 0;
}
}
WMA_LOGD("Scan Type 0x%x, Active dwell time %u, Passive dwell time %u",
scan_req->scanType, cmd->dwell_time_active,
cmd->dwell_time_passive);
WMA_LOGD("Scan repeat_probe_time %u n_probes %u num_ssids %u num_bssid %u",
cmd->repeat_probe_time, cmd->n_probes, cmd->num_ssids,
cmd->num_bssid);
cmd->num_bssid = 1;
qdf_mem_copy(cmd->bssid_list, scan_req->bssId.bytes, QDF_MAC_ADDR_SIZE);
cmd->extraie.len = scan_req->uIEFieldLen;
cmd->extraie.ptr = (uint8_t *) scan_req +
(scan_req->uIEFieldOffset);
return QDF_STATUS_SUCCESS;
error:
return qdf_status;
}
/**
* wma_start_scan() - start scan command
* @wma_handle: wma handle
* @scan_req: scan request params
* @msg_type: message time
*
* Send start scan command to fw.
*
* Return: QDF status
*/
QDF_STATUS wma_start_scan(tp_wma_handle wma_handle,
tSirScanOffloadReq *scan_req, uint16_t msg_type)
{
uint32_t vdev_id, scan_id;
QDF_STATUS qdf_status = QDF_STATUS_SUCCESS;
struct scan_req_params cmd = {0};
tSirScanOffloadEvent *scan_event;
if (scan_req->sessionId >= wma_handle->max_bssid) {
WMA_LOGE("%s: Invalid vdev_id %d, msg_type : 0x%x", __func__,
scan_req->sessionId, msg_type);
goto error1;
}
/* Sanity check to find whether vdev id active or not */
if (msg_type != WMA_START_SCAN_OFFLOAD_REQ &&
!wma_handle->interfaces[scan_req->sessionId].handle) {
WMA_LOGA("vdev id [%d] is not active", scan_req->sessionId);
goto error1;
}
/* Fill individual elements of wmi_start_scan_req and
* TLV for channel list, bssid, ssid etc ...
*/
qdf_status = wma_get_buf_start_scan_cmd(wma_handle, scan_req,
&cmd);
if (qdf_status != QDF_STATUS_SUCCESS) {
WMA_LOGE("Failed to get buffer for start scan cmd");
goto error1;
}
WMA_LOGI("scan_id 0x%x, vdev_id %d, p2pScanType %d, msg_type 0x%x",
cmd.scan_id, cmd.vdev_id, scan_req->p2pScanType, msg_type);
/*
* Cache vdev_id and scan_id because cmd is freed after calling
* wmi_unified_cmd_send cmd. WMI internally frees cmd buffer after
* getting TX complete from CE
*/
vdev_id = cmd.vdev_id;
scan_id = cmd.scan_id;
WMA_LOGD("ActiveDwell %d, PassiveDwell %d, ScanFlags 0x%x NumChan %d",
cmd.dwell_time_active, cmd.dwell_time_passive,
cmd.scan_flags, cmd.chan_list.num_chan);
/* Call the wmi api to request the scan */
qdf_status = wmi_unified_scan_start_cmd_send(wma_handle->wmi_handle,
&cmd);
if (QDF_IS_STATUS_ERROR(qdf_status)) {
WMA_LOGE("wmi_unified_cmd_send returned Error %d", qdf_status);
goto error1;
}
WMA_LOGD("WMA --> WMI_START_SCAN_CMDID");
return QDF_STATUS_SUCCESS;
error1:
/* Send completion event for only for start scan request */
if (msg_type == WMA_START_SCAN_OFFLOAD_REQ) {
scan_event =
(tSirScanOffloadEvent *)
qdf_mem_malloc(sizeof(tSirScanOffloadEvent));
if (!scan_event) {
WMA_LOGP("%s: Failed to allocate memory for scan rsp",
__func__);
return QDF_STATUS_E_NOMEM;
}
memset(scan_event, 0x00, sizeof(*scan_event));
scan_event->event = WMI_SCAN_EVENT_COMPLETED;
scan_event->reasonCode = eSIR_SME_SCAN_FAILED;
scan_event->sessionId = scan_req->sessionId;
scan_event->p2pScanType = scan_req->p2pScanType;
scan_event->scanId = scan_req->scan_id;
scan_event->requestor = scan_req->scan_requestor_id;
wma_send_msg(wma_handle, WMA_RX_SCAN_EVENT, (void *)scan_event,
0);
}
return qdf_status;
}
/**
* wma_stop_scan() - stop scan command
* @wma_handle: wma handle
* @abort_scan_req: abort scan params
*
* Send stop scan command to fw.
*
* Return: QDF status
*/
QDF_STATUS wma_stop_scan(tp_wma_handle wma_handle,
tAbortScanParams *abort_scan_req)
{
QDF_STATUS qdf_status;
struct scan_cancel_param scan_param = {0};
scan_param.vdev_id = abort_scan_req->SessionId;
scan_param.requester = abort_scan_req->scan_requestor_id;
scan_param.scan_id = abort_scan_req->scan_id;
/* stop the scan with the corresponding scan_id */
scan_param.req_type = WLAN_SCAN_CANCEL_SINGLE;
qdf_status = wmi_unified_scan_stop_cmd_send(wma_handle->wmi_handle,
&scan_param);
/* Call the wmi api to request the scan */
if (QDF_IS_STATUS_ERROR(qdf_status)) {
WMA_LOGE("wmi_unified_cmd_send WMI_STOP_SCAN_CMDID returned Error %d",
qdf_status);
goto error;
}
WMA_LOGI("scan_id 0x%x, scan_requestor_id 0x%x, vdev_id %d",
abort_scan_req->scan_id,
abort_scan_req->scan_requestor_id,
abort_scan_req->SessionId);
WMA_LOGI("WMA --> WMI_STOP_SCAN_CMDID");
return QDF_STATUS_SUCCESS;
error:
return qdf_status;
}
/**
* wma_update_channel_list() - update channel list
* @handle: wma handle
* @chan_list: channel list
*
* Function is used to update the support channel list in fw.
*
* Return: QDF status
*/
QDF_STATUS wma_update_channel_list(WMA_HANDLE handle,
tSirUpdateChanList *chan_list)
{
tp_wma_handle wma_handle = (tp_wma_handle) handle;
QDF_STATUS qdf_status = QDF_STATUS_SUCCESS;
int i;
struct scan_chan_list_params scan_ch_param = {0};
wmi_channel_param *tchan_info;
scan_ch_param.chan_info = qdf_mem_malloc(sizeof(wmi_channel) *
chan_list->numChan);
if (NULL == scan_ch_param.chan_info) {
WMA_LOGE("%s: Failed to allocate channel info", __func__);
return QDF_STATUS_E_NOMEM;
}
qdf_mem_zero(scan_ch_param.chan_info, sizeof(wmi_channel) *
chan_list->numChan);
WMA_LOGD("no of channels = %d", chan_list->numChan);
tchan_info = scan_ch_param.chan_info;
scan_ch_param.num_scan_chans = chan_list->numChan;
wma_handle->saved_chan.num_channels = chan_list->numChan;
WMA_LOGD("ht %d, vht %d, vht_24 %d", chan_list->ht_en,
chan_list->vht_en, chan_list->vht_24_en);
for (i = 0; i < chan_list->numChan; ++i) {
tchan_info->mhz =
cds_chan_to_freq(chan_list->chanParam[i].chanId);
tchan_info->band_center_freq1 =
tchan_info->mhz;
tchan_info->band_center_freq2 = 0;
wma_handle->saved_chan.channel_list[i] =
chan_list->chanParam[i].chanId;
WMA_LOGD("chan[%d] = freq:%u chan:%d DFS:%d tx power:%d",
i, tchan_info->mhz,
chan_list->chanParam[i].chanId,
chan_list->chanParam[i].dfsSet,
chan_list->chanParam[i].pwr);
if (chan_list->chanParam[i].dfsSet) {
WMI_SET_CHANNEL_FLAG(tchan_info,
WMI_CHAN_FLAG_PASSIVE);
WMI_SET_CHANNEL_FLAG(tchan_info,
WMI_CHAN_FLAG_DFS);
}
if (tchan_info->mhz < WMA_2_4_GHZ_MAX_FREQ) {
WMI_SET_CHANNEL_MODE(tchan_info, MODE_11G);
if (chan_list->vht_en && chan_list->vht_24_en)
WMI_SET_CHANNEL_FLAG(tchan_info,
WMI_CHAN_FLAG_ALLOW_VHT);
} else {
WMI_SET_CHANNEL_MODE(tchan_info, MODE_11A);
if (chan_list->vht_en)
WMI_SET_CHANNEL_FLAG(tchan_info,
WMI_CHAN_FLAG_ALLOW_VHT);
}
if (chan_list->ht_en)
WMI_SET_CHANNEL_FLAG(tchan_info,
WMI_CHAN_FLAG_ALLOW_HT);
if (chan_list->chanParam[i].half_rate)
WMI_SET_CHANNEL_FLAG(tchan_info,
WMI_CHAN_FLAG_HALF_RATE);
else if (chan_list->chanParam[i].quarter_rate)
WMI_SET_CHANNEL_FLAG(tchan_info,
WMI_CHAN_FLAG_QUARTER_RATE);
WMI_SET_CHANNEL_MAX_TX_POWER(tchan_info,
chan_list->chanParam[i].pwr);
WMI_SET_CHANNEL_REG_POWER(tchan_info,
chan_list->chanParam[i].pwr);
tchan_info++;
}
qdf_status = wmi_unified_scan_chan_list_cmd_send(wma_handle->wmi_handle,
&scan_ch_param);
if (QDF_IS_STATUS_ERROR(qdf_status))
WMA_LOGE("Failed to send WMI_SCAN_CHAN_LIST_CMDID");
qdf_mem_free(scan_ch_param.chan_info);
return qdf_status;
}
QDF_STATUS wma_roam_scan_mawc_params(tp_wma_handle wma_handle,
tSirRoamOffloadScanReq *roam_req)
{
struct wmi_mawc_roam_params *params;
QDF_STATUS status;
if (!roam_req) {
WMA_LOGE("No MAWC parameters to send");
return QDF_STATUS_E_INVAL;
}
params = qdf_mem_malloc(sizeof(*params));
if (!params) {
WMA_LOGE("No memory allocated for MAWC roam params");
return QDF_STATUS_E_NOMEM;
}
params->vdev_id = roam_req->sessionId;
params->enable = roam_req->mawc_roam_params.mawc_enabled &&
roam_req->mawc_roam_params.mawc_roam_enabled;
params->traffic_load_threshold =
roam_req->mawc_roam_params.mawc_roam_traffic_threshold;
params->best_ap_rssi_threshold =
roam_req->mawc_roam_params.mawc_roam_ap_rssi_threshold -
WMA_NOISE_FLOOR_DBM_DEFAULT;
params->rssi_stationary_high_adjust =
roam_req->mawc_roam_params.mawc_roam_rssi_high_adjust;
params->rssi_stationary_low_adjust =
roam_req->mawc_roam_params.mawc_roam_rssi_low_adjust;
status = wmi_unified_roam_mawc_params_cmd(
wma_handle->wmi_handle, params);
qdf_mem_free(params);
return status;
}
#ifdef WLAN_FEATURE_FILS_SK
/**
* wma_roam_scan_fill_fils_params() - API to fill FILS params in RSO command
* @wma_handle: WMA handle
* @params: Pointer to destination RSO params to be filled
* @roam_req: Pointer to RSO params from CSR
*
* Return: None
*/
static void wma_roam_scan_fill_fils_params(tp_wma_handle wma_handle,
struct roam_offload_scan_params
*params, tSirRoamOffloadScanReq
*roam_req)
{
struct roam_fils_params *dst_fils_params, *src_fils_params;
if (!params || !roam_req || !roam_req->is_fils_connection) {
WMA_LOGE("wma_roam_scan_fill_fils_params- NULL");
return;
}
src_fils_params = &roam_req->roam_fils_params;
dst_fils_params = &params->roam_fils_params;
params->add_fils_tlv = true;
dst_fils_params->username_length = src_fils_params->username_length;
qdf_mem_copy(dst_fils_params->username, src_fils_params->username,
dst_fils_params->username_length);
dst_fils_params->next_erp_seq_num = src_fils_params->next_erp_seq_num;
dst_fils_params->rrk_length = src_fils_params->rrk_length;
qdf_mem_copy(dst_fils_params->rrk, src_fils_params->rrk,
dst_fils_params->rrk_length);
dst_fils_params->rik_length = src_fils_params->rik_length;
qdf_mem_copy(dst_fils_params->rik, src_fils_params->rik,
dst_fils_params->rik_length);
dst_fils_params->realm_len = src_fils_params->realm_len;
qdf_mem_copy(dst_fils_params->realm, src_fils_params->realm,
dst_fils_params->realm_len);
}
#else
static inline void wma_roam_scan_fill_fils_params(
tp_wma_handle wma_handle,
struct roam_offload_scan_params *params,
tSirRoamOffloadScanReq *roam_req)
{ }
#endif
/**
* wma_roam_scan_offload_mode() - send roam scan mode request to fw
* @wma_handle: wma handle
* @scan_cmd_fp: start scan command ptr
* @roam_req: roam request param
* @mode: mode
* @vdev_id: vdev id
*
* send WMI_ROAM_SCAN_MODE TLV to firmware. It has a piggyback
* of WMI_ROAM_SCAN_MODE.
*
* Return: QDF status
*/
QDF_STATUS wma_roam_scan_offload_mode(tp_wma_handle wma_handle,
wmi_start_scan_cmd_fixed_param *
scan_cmd_fp,
tSirRoamOffloadScanReq *roam_req,
uint32_t mode, uint32_t vdev_id)
{
QDF_STATUS status = QDF_STATUS_SUCCESS;
struct roam_offload_scan_params *params =
qdf_mem_malloc(sizeof(*params));
if (!params) {
WMA_LOGE("%s: Failed to allocate scan params", __func__);
return QDF_STATUS_E_NOMEM;
}
#ifdef WLAN_FEATURE_ROAM_OFFLOAD
params->auth_mode = WMI_AUTH_NONE;
if (roam_req)
params->auth_mode = e_csr_auth_type_to_rsn_authmode
(roam_req->ConnectedNetwork.authentication,
roam_req->ConnectedNetwork.encryption);
WMA_LOGD("%s : auth mode = %d", __func__, params->auth_mode);
#endif /* WLAN_FEATURE_ROAM_OFFLOAD */
params->is_roam_req_valid = 0;
params->mode = mode;
params->vdev_id = vdev_id;
if (roam_req) {
params->is_roam_req_valid = 1;
#ifdef WLAN_FEATURE_ROAM_OFFLOAD
params->roam_offload_enabled = roam_req->RoamOffloadEnabled;
params->prefer_5ghz = roam_req->Prefer5GHz;
params->roam_rssi_cat_gap = roam_req->RoamRssiCatGap;
params->select_5ghz_margin = roam_req->Select5GHzMargin;
params->reassoc_failure_timeout =
roam_req->ReassocFailureTimeout;
params->rokh_id_length = roam_req->R0KH_ID_Length;
qdf_mem_copy(params->rokh_id, roam_req->R0KH_ID,
WMI_ROAM_R0KH_ID_MAX_LEN);
qdf_mem_copy(params->krk, roam_req->KRK, WMI_KRK_KEY_LEN);
qdf_mem_copy(params->btk, roam_req->BTK, WMI_BTK_KEY_LEN);
qdf_mem_copy(params->psk_pmk, roam_req->PSK_PMK,
WMI_ROAM_SCAN_PSK_SIZE);
params->pmk_len = roam_req->pmk_len;
params->roam_key_mgmt_offload_enabled =
roam_req->RoamKeyMgmtOffloadEnabled;
wma_roam_scan_fill_self_caps(wma_handle,
&params->roam_offload_params, roam_req);
params->fw_okc = roam_req->pmkid_modes.fw_okc;
params->fw_pmksa_cache = roam_req->pmkid_modes.fw_pmksa_cache;
#endif
params->is_ese_assoc = roam_req->IsESEAssoc;
params->mdid.mdie_present = roam_req->MDID.mdiePresent;
params->mdid.mobility_domain = roam_req->MDID.mobilityDomain;
params->assoc_ie_length = roam_req->assoc_ie.length;
qdf_mem_copy(params->assoc_ie, roam_req->assoc_ie.addIEdata,
roam_req->assoc_ie.length);
wma_roam_scan_fill_fils_params(wma_handle, params, roam_req);
}
WMA_LOGD(FL("qos_caps: %d, qos_enabled: %d, roam_scan_mode: %d"),
params->roam_offload_params.qos_caps,
params->roam_offload_params.qos_enabled,
params->mode);
status = wmi_unified_roam_scan_offload_mode_cmd(wma_handle->wmi_handle,
scan_cmd_fp, params);
if (QDF_IS_STATUS_ERROR(status))
return status;
WMA_LOGD("%s: WMA --> WMI_ROAM_SCAN_MODE", __func__);
qdf_mem_free(params);
return status;
}
/**
* wma_roam_scan_offload_rssi_threshold() - set scan offload rssi threashold
* @wma_handle: wma handle
* @roam_req: Roaming request buffer
*
* Send WMI_ROAM_SCAN_RSSI_THRESHOLD TLV to firmware
*
* Return: QDF status
*/
QDF_STATUS wma_roam_scan_offload_rssi_thresh(tp_wma_handle wma_handle,
tSirRoamOffloadScanReq *roam_req)
{
struct roam_offload_scan_rssi_params params = {0};
QDF_STATUS status = QDF_STATUS_SUCCESS;
int rssi_thresh, rssi_thresh_diff;
struct roam_ext_params *roam_params;
int32_t good_rssi_threshold;
uint32_t hirssi_scan_max_count;
uint32_t hirssi_scan_delta;
int32_t hirssi_upper_bound;
/* Send rssi threshold */
roam_params = &roam_req->roam_params;
rssi_thresh = roam_req->LookupThreshold - WMA_NOISE_FLOOR_DBM_DEFAULT;
rssi_thresh_diff = roam_req->OpportunisticScanThresholdDiff;
hirssi_scan_max_count = roam_req->hi_rssi_scan_max_count;
hirssi_scan_delta = roam_req->hi_rssi_scan_rssi_delta;
hirssi_upper_bound = roam_req->hi_rssi_scan_rssi_ub -
WMA_NOISE_FLOOR_DBM_DEFAULT;
/* fill in threshold values */
params.session_id = roam_req->sessionId;
params.rssi_thresh = rssi_thresh & 0x000000ff;
params.rssi_thresh_diff = rssi_thresh_diff & 0x000000ff;
params.hi_rssi_scan_max_count = hirssi_scan_max_count;
params.hi_rssi_scan_rssi_delta = hirssi_scan_delta;
params.hi_rssi_scan_rssi_ub = hirssi_upper_bound & 0x00000ff;
params.raise_rssi_thresh_5g = roam_params->raise_rssi_thresh_5g;
params.dense_rssi_thresh_offset =
roam_params->dense_rssi_thresh_offset;
params.dense_min_aps_cnt = roam_params->dense_min_aps_cnt;
params.traffic_threshold =
roam_params->traffic_threshold;
params.initial_dense_status = roam_params->initial_dense_status;
params.bg_scan_bad_rssi_thresh = roam_params->bg_scan_bad_rssi_thresh -
WMA_NOISE_FLOOR_DBM_DEFAULT;
params.bg_scan_client_bitmap = roam_params->bg_scan_client_bitmap;
params.roam_bad_rssi_thresh_offset_2g =
roam_params->roam_bad_rssi_thresh_offset_2g;
if (params.roam_bad_rssi_thresh_offset_2g)
params.flags |= WMI_ROAM_BG_SCAN_FLAGS_2G_TO_5G_ONLY;
/*
* The current Noise floor in firmware is -96dBm. Penalty/Boost
* threshold is applied on a weaker signal to make it even more weaker.
* So, there is a chance that the user may configure a very low
* Penalty/Boost threshold beyond the noise floor. If that is the case,
* then suppress the penalty/boost threshold to the noise floor.
*/
if (roam_params->raise_rssi_thresh_5g < WMA_NOISE_FLOOR_DBM_DEFAULT)
params.penalty_threshold_5g = 0;
else
params.boost_threshold_5g =
(roam_params->raise_rssi_thresh_5g -
WMA_NOISE_FLOOR_DBM_DEFAULT) & 0x000000ff;
if (roam_params->drop_rssi_thresh_5g < WMA_NOISE_FLOOR_DBM_DEFAULT)
params.penalty_threshold_5g = 0;
else
params.penalty_threshold_5g =
(roam_params->drop_rssi_thresh_5g -
WMA_NOISE_FLOOR_DBM_DEFAULT) & 0x000000ff;
params.raise_factor_5g = roam_params->raise_factor_5g;
params.drop_factor_5g = roam_params->drop_factor_5g;
params.max_raise_rssi_5g = roam_params->max_raise_rssi_5g;
params.max_drop_rssi_5g = roam_params->max_drop_rssi_5g;
if (roam_params->good_rssi_roam)
good_rssi_threshold = WMA_NOISE_FLOOR_DBM_DEFAULT;
else
good_rssi_threshold = 0;
params.good_rssi_threshold =
(good_rssi_threshold - WMA_NOISE_FLOOR_DBM_DEFAULT) & 0x000000ff;
WMA_LOGD("WMA --> good_rssi_threshold=%d",
params.good_rssi_threshold);
if (roam_req->early_stop_scan_enable) {
params.roam_earlystop_thres_min =
roam_req->early_stop_scan_min_threshold -
WMA_NOISE_FLOOR_DBM_DEFAULT;
params.roam_earlystop_thres_max =
roam_req->early_stop_scan_max_threshold -
WMA_NOISE_FLOOR_DBM_DEFAULT;
} else {
params.roam_earlystop_thres_min = 0;
params.roam_earlystop_thres_max = 0;
}
params.rssi_thresh_offset_5g =
roam_req->rssi_thresh_offset_5g;
WMA_LOGD("early_stop_thresholds en=%d, min=%d, max=%d",
roam_req->early_stop_scan_enable,
params.roam_earlystop_thres_min,
params.roam_earlystop_thres_max);
WMA_LOGD("rssi_thresh_offset_5g = %d", params.rssi_thresh_offset_5g);
status = wmi_unified_roam_scan_offload_rssi_thresh_cmd(
wma_handle->wmi_handle, &params);
if (QDF_IS_STATUS_ERROR(status)) {
WMA_LOGE("roam_scan_offload_rssi_thresh_cmd failed %d", status);
return status;
}
WMA_LOGD(FL("roam_scan_rssi_thresh=%d, roam_rssi_thresh_diff=%d"),
rssi_thresh, rssi_thresh_diff);
WMA_LOGD(
FL("hirssi_scan max_count=%d, delta=%d, hirssi_upper_bound=%d"),
hirssi_scan_max_count, hirssi_scan_delta, hirssi_upper_bound);
WMA_LOGD(
FL("dense_rssi_thresh_offset=%d, dense_min_aps_cnt=%d, traffic_threshold=%d initial_dense_status=%d"),
roam_params->dense_rssi_thresh_offset,
roam_params->dense_min_aps_cnt,
roam_params->traffic_threshold,
roam_params->initial_dense_status);
WMA_LOGD(FL("BG Scan Bad RSSI:%d, bitmap:0x%x Offset for 2G to 5G Roam:%d"),
roam_params->bg_scan_bad_rssi_thresh,
roam_params->bg_scan_client_bitmap,
roam_params->roam_bad_rssi_thresh_offset_2g);
return status;
}
/**
* wma_roam_scan_offload_scan_period() - set roam offload scan period
* @wma_handle: wma handle
* @scan_period: scan period
* @scan_age: scan age
* @vdev_id: vdev id
*
* Send WMI_ROAM_SCAN_PERIOD parameters to fw.
*
* Return: QDF status
*/
QDF_STATUS wma_roam_scan_offload_scan_period(tp_wma_handle wma_handle,
uint32_t scan_period,
uint32_t scan_age,
uint32_t vdev_id)
{
return wmi_unified_roam_scan_offload_scan_period(wma_handle->wmi_handle,
scan_period, scan_age, vdev_id);
}
/**
* wma_roam_scan_offload_rssi_change() - set roam offload RSSI change threshold
* @wma_handle: wma handle
* @rssi_change_thresh: RSSI Change threshold
* @bcn_rssi_weight: beacon RSSI weight
* @vdev_id: vdev id
*
* Send WMI_ROAM_SCAN_RSSI_CHANGE_THRESHOLD parameters to fw.
*
* Return: QDF status
*/
QDF_STATUS wma_roam_scan_offload_rssi_change(tp_wma_handle wma_handle,
uint32_t vdev_id,
int32_t rssi_change_thresh,
uint32_t bcn_rssi_weight,
uint32_t hirssi_delay_btw_scans)
{
int status;
status = wmi_unified_roam_scan_offload_rssi_change_cmd(
wma_handle->wmi_handle,
vdev_id, rssi_change_thresh,
bcn_rssi_weight, hirssi_delay_btw_scans);
if (status != EOK)
return QDF_STATUS_E_FAILURE;
return QDF_STATUS_SUCCESS;
}
/**
* wma_roam_scan_offload_chan_list() - set roam offload channel list
* @wma_handle: wma handle
* @chan_count: channel count
* @chan_list: channel list
* @list_type: list type
* @vdev_id: vdev id
*
* Set roam offload channel list.
*
* Return: QDF status
*/
QDF_STATUS wma_roam_scan_offload_chan_list(tp_wma_handle wma_handle,
uint8_t chan_count,
uint8_t *chan_list,
uint8_t list_type, uint32_t vdev_id)
{
QDF_STATUS status;
int i;
uint32_t *chan_list_mhz;
if (chan_count == 0) {
WMA_LOGD("%s : invalid number of channels %d", __func__,
chan_count);
return QDF_STATUS_E_EMPTY;
}
chan_list_mhz = qdf_mem_malloc(chan_count * sizeof(*chan_list_mhz));
if (chan_list_mhz == NULL) {
WMA_LOGE("%s : Memory allocation failed", __func__);
return QDF_STATUS_E_NOMEM;
}
for (i = 0; ((i < chan_count) &&
(i < SIR_ROAM_MAX_CHANNELS)); i++) {
chan_list_mhz[i] = cds_chan_to_freq(chan_list[i]);
WMA_LOGD("%d,", chan_list_mhz[i]);
}
status = wmi_unified_roam_scan_offload_chan_list_cmd(
wma_handle->wmi_handle,
chan_count, chan_list_mhz,
list_type, vdev_id);
qdf_mem_free(chan_list_mhz);
return status;
}
/**
* e_csr_auth_type_to_rsn_authmode() - map csr auth type to rsn authmode
* @authtype: CSR authtype
* @encr: CSR Encryption
*
* Map CSR's authentication type into RSN auth mode used by firmware
*
* Return: WMI RSN auth mode
*/
A_UINT32 e_csr_auth_type_to_rsn_authmode(eCsrAuthType authtype,
eCsrEncryptionType encr)
{
switch (authtype) {
case eCSR_AUTH_TYPE_OPEN_SYSTEM:
return WMI_AUTH_OPEN;
case eCSR_AUTH_TYPE_WPA:
return WMI_AUTH_WPA;
case eCSR_AUTH_TYPE_WPA_PSK:
return WMI_AUTH_WPA_PSK;
case eCSR_AUTH_TYPE_RSN:
return WMI_AUTH_RSNA;
case eCSR_AUTH_TYPE_RSN_PSK:
return WMI_AUTH_RSNA_PSK;
case eCSR_AUTH_TYPE_FT_RSN:
return WMI_AUTH_FT_RSNA;
case eCSR_AUTH_TYPE_FT_RSN_PSK:
return WMI_AUTH_FT_RSNA_PSK;
#ifdef FEATURE_WLAN_WAPI
case eCSR_AUTH_TYPE_WAPI_WAI_CERTIFICATE:
return WMI_AUTH_WAPI;
case eCSR_AUTH_TYPE_WAPI_WAI_PSK:
return WMI_AUTH_WAPI_PSK;
#endif /* FEATURE_WLAN_WAPI */
#ifdef FEATURE_WLAN_ESE
case eCSR_AUTH_TYPE_CCKM_WPA:
return WMI_AUTH_CCKM_WPA;
case eCSR_AUTH_TYPE_CCKM_RSN:
return WMI_AUTH_CCKM_RSNA;
#endif /* FEATURE_WLAN_ESE */
#ifdef WLAN_FEATURE_11W
case eCSR_AUTH_TYPE_RSN_PSK_SHA256:
return WMI_AUTH_RSNA_PSK_SHA256;
case eCSR_AUTH_TYPE_RSN_8021X_SHA256:
return WMI_AUTH_RSNA_8021X_SHA256;
#endif /* WLAN_FEATURE_11W */
case eCSR_AUTH_TYPE_NONE:
case eCSR_AUTH_TYPE_AUTOSWITCH:
/* In case of WEP and other keys, NONE means OPEN auth */
if (encr == eCSR_ENCRYPT_TYPE_WEP40_STATICKEY ||
encr == eCSR_ENCRYPT_TYPE_WEP104_STATICKEY ||
encr == eCSR_ENCRYPT_TYPE_WEP40 ||
encr == eCSR_ENCRYPT_TYPE_WEP104 ||
encr == eCSR_ENCRYPT_TYPE_TKIP ||
encr == eCSR_ENCRYPT_TYPE_AES ||
encr == eCSR_ENCRYPT_TYPE_AES_GCMP ||
encr == eCSR_ENCRYPT_TYPE_AES_GCMP_256) {
return WMI_AUTH_OPEN;
}
return WMI_AUTH_NONE;
case eCSR_AUTH_TYPE_FILS_SHA256:
return WMI_AUTH_RSNA_FILS_SHA256;
case eCSR_AUTH_TYPE_FILS_SHA384:
return WMI_AUTH_RSNA_FILS_SHA384;
default:
return WMI_AUTH_NONE;
}
}
/**
* e_csr_encryption_type_to_rsn_cipherset() - map csr enc type to ESN cipher
* @encr: CSR Encryption
*
* Map CSR's encryption type into RSN cipher types used by firmware
*
* Return: WMI RSN cipher
*/
A_UINT32 e_csr_encryption_type_to_rsn_cipherset(eCsrEncryptionType encr)
{
switch (encr) {
case eCSR_ENCRYPT_TYPE_WEP40_STATICKEY:
case eCSR_ENCRYPT_TYPE_WEP104_STATICKEY:
case eCSR_ENCRYPT_TYPE_WEP40:
case eCSR_ENCRYPT_TYPE_WEP104:
return WMI_CIPHER_WEP;
case eCSR_ENCRYPT_TYPE_TKIP:
return WMI_CIPHER_TKIP;
case eCSR_ENCRYPT_TYPE_AES:
return WMI_CIPHER_AES_CCM;
/* FWR will use key length to distinguish GCMP 128 or 256 */
case eCSR_ENCRYPT_TYPE_AES_GCMP:
case eCSR_ENCRYPT_TYPE_AES_GCMP_256:
return WMI_CIPHER_AES_GCM;
#ifdef FEATURE_WLAN_WAPI
case eCSR_ENCRYPT_TYPE_WPI:
return WMI_CIPHER_WAPI;
#endif /* FEATURE_WLAN_WAPI */
case eCSR_ENCRYPT_TYPE_ANY:
return WMI_CIPHER_ANY;
case eCSR_ENCRYPT_TYPE_NONE:
default:
return WMI_CIPHER_NONE;
}
}
#ifdef WLAN_FEATURE_ROAM_OFFLOAD
/**
* wma_roam_scan_get_cckm_mode() - Get the CCKM auth mode
* @roam_req: Roaming request buffer
* @auth_mode: Auth mode to be converted
*
* Based on LFR2.0 or LFR3.0, return the proper auth type
*
* Return: if LFR2.0, then return WMI_AUTH_CCKM for backward compatibility
* if LFR3.0 then return the appropriate auth type
*/
static uint32_t wma_roam_scan_get_cckm_mode(tSirRoamOffloadScanReq *roam_req,
uint32_t auth_mode)
{
if (roam_req->RoamOffloadEnabled)
return auth_mode;
else
return WMI_AUTH_CCKM;
}
#endif
/**
* wma_roam_scan_fill_ap_profile() - fill ap_profile
* @roam_req: roam offload scan request
* @profile: ap profile
*
* Fill ap_profile structure from configured parameters
*
* Return: none
*/
static void wma_roam_scan_fill_ap_profile(tSirRoamOffloadScanReq *roam_req,
struct ap_profile *profile)
{
uint32_t rsn_authmode;
qdf_mem_zero(profile, sizeof(*profile));
if (roam_req == NULL) {
profile->ssid.length = 0;
profile->ssid.mac_ssid[0] = 0;
profile->rsn_authmode = WMI_AUTH_NONE;
profile->rsn_ucastcipherset = WMI_CIPHER_NONE;
profile->rsn_mcastcipherset = WMI_CIPHER_NONE;
profile->rsn_mcastmgmtcipherset = WMI_CIPHER_NONE;
profile->rssi_threshold = WMA_ROAM_RSSI_DIFF_DEFAULT;
} else {
profile->ssid.length =
roam_req->ConnectedNetwork.ssId.length;
qdf_mem_copy(profile->ssid.mac_ssid,
roam_req->ConnectedNetwork.ssId.ssId,
profile->ssid.length);
profile->rsn_authmode =
e_csr_auth_type_to_rsn_authmode(
roam_req->ConnectedNetwork.authentication,
roam_req->ConnectedNetwork.encryption);
rsn_authmode = profile->rsn_authmode;
if ((rsn_authmode == WMI_AUTH_CCKM_WPA) ||
(rsn_authmode == WMI_AUTH_CCKM_RSNA))
profile->rsn_authmode =
wma_roam_scan_get_cckm_mode(
roam_req, rsn_authmode);
profile->rsn_ucastcipherset =
e_csr_encryption_type_to_rsn_cipherset(
roam_req->ConnectedNetwork.encryption);
profile->rsn_mcastcipherset =
e_csr_encryption_type_to_rsn_cipherset(
roam_req->ConnectedNetwork.mcencryption);
profile->rsn_mcastmgmtcipherset =
profile->rsn_mcastcipherset;
profile->rssi_threshold = roam_req->RoamRssiDiff;
if (roam_req->rssi_abs_thresh)
profile->rssi_abs_thresh =
roam_req->rssi_abs_thresh -
WMA_NOISE_FLOOR_DBM_DEFAULT;
#ifdef WLAN_FEATURE_11W
if (roam_req->ConnectedNetwork.mfp_enabled)
profile->flags |= WMI_AP_PROFILE_FLAG_PMF;
#endif
}
}
/**
* wma_process_set_pdev_ie_req() - process the pdev set IE req
* @wma: Pointer to wma handle
* @ie_params: Pointer to IE data.
*
* Sends the WMI req to set the IE to FW.
*
* Return: None
*/
void wma_process_set_pdev_ie_req(tp_wma_handle wma,
struct set_ie_param *ie_params)
{
if (ie_params->ie_type == DOT11_HT_IE)
wma_process_set_pdev_ht_ie_req(wma, ie_params);
if (ie_params->ie_type == DOT11_VHT_IE)
wma_process_set_pdev_vht_ie_req(wma, ie_params);
qdf_mem_free(ie_params->ie_ptr);
}
/**
* wma_process_set_pdev_ht_ie_req() - sends HT IE data to FW
* @wma: Pointer to wma handle
* @ie_params: Pointer to IE data.
* @nss: Nss values to prepare the HT IE.
*
* Sends the WMI req to set the HT IE to FW.
*
* Return: None
*/
void wma_process_set_pdev_ht_ie_req(tp_wma_handle wma,
struct set_ie_param *ie_params)
{
int ret;
wmi_pdev_set_ht_ie_cmd_fixed_param *cmd;
wmi_buf_t buf;
uint16_t len;
uint16_t ie_len_pad;
uint8_t *buf_ptr;
len = sizeof(*cmd) + WMI_TLV_HDR_SIZE;
ie_len_pad = roundup(ie_params->ie_len, sizeof(uint32_t));
len += ie_len_pad;
buf = wmi_buf_alloc(wma->wmi_handle, len);
if (!buf) {
WMA_LOGE("%s:wmi_buf_alloc failed", __func__);
return;
}
cmd = (wmi_pdev_set_ht_ie_cmd_fixed_param *) wmi_buf_data(buf);
WMITLV_SET_HDR(&cmd->tlv_header,
WMITLV_TAG_STRUC_wmi_pdev_set_ht_ie_cmd_fixed_param,
WMITLV_GET_STRUCT_TLVLEN(
wmi_pdev_set_ht_ie_cmd_fixed_param));
cmd->reserved0 = 0;
cmd->ie_len = ie_params->ie_len;
cmd->tx_streams = ie_params->nss;
cmd->rx_streams = ie_params->nss;
WMA_LOGD("Setting pdev HT ie with Nss = %u",
ie_params->nss);
buf_ptr = (uint8_t *)cmd + sizeof(*cmd);
WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_BYTE, ie_len_pad);
if (ie_params->ie_len) {
qdf_mem_copy(buf_ptr + WMI_TLV_HDR_SIZE,
(uint8_t *)ie_params->ie_ptr,
ie_params->ie_len);
}
ret = wmi_unified_cmd_send(wma->wmi_handle, buf, len,
WMI_PDEV_SET_HT_CAP_IE_CMDID);
if (ret != EOK) {
WMA_LOGE("Failed to send set param command ret = %d", ret);
wmi_buf_free(buf);
}
}
/**
* wma_process_set_pdev_vht_ie_req() - sends VHT IE data to FW
* @wma: Pointer to wma handle
* @ie_params: Pointer to IE data.
* @nss: Nss values to prepare the VHT IE.
*
* Sends the WMI req to set the VHT IE to FW.
*
* Return: None
*/
void wma_process_set_pdev_vht_ie_req(tp_wma_handle wma,
struct set_ie_param *ie_params)
{
int ret;
wmi_pdev_set_vht_ie_cmd_fixed_param *cmd;
wmi_buf_t buf;
uint16_t len;
uint16_t ie_len_pad;
uint8_t *buf_ptr;
len = sizeof(*cmd) + WMI_TLV_HDR_SIZE;
ie_len_pad = roundup(ie_params->ie_len, sizeof(uint32_t));
len += ie_len_pad;
buf = wmi_buf_alloc(wma->wmi_handle, len);
if (!buf) {
WMA_LOGE("%s:wmi_buf_alloc failed", __func__);
return;
}
cmd = (wmi_pdev_set_vht_ie_cmd_fixed_param *) wmi_buf_data(buf);
WMITLV_SET_HDR(&cmd->tlv_header,
WMITLV_TAG_STRUC_wmi_pdev_set_vht_ie_cmd_fixed_param,
WMITLV_GET_STRUCT_TLVLEN(
wmi_pdev_set_vht_ie_cmd_fixed_param));
cmd->reserved0 = 0;
cmd->ie_len = ie_params->ie_len;
cmd->tx_streams = ie_params->nss;
cmd->rx_streams = ie_params->nss;
WMA_LOGD("Setting pdev VHT ie with Nss = %u",
ie_params->nss);
buf_ptr = (uint8_t *)cmd + sizeof(*cmd);
WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_BYTE, ie_len_pad);
if (ie_params->ie_len) {
qdf_mem_copy(buf_ptr + WMI_TLV_HDR_SIZE,
(uint8_t *)ie_params->ie_ptr,
ie_params->ie_len);
}
ret = wmi_unified_cmd_send(wma->wmi_handle, buf, len,
WMI_PDEV_SET_VHT_CAP_IE_CMDID);
if (ret != EOK) {
WMA_LOGE("Failed to send set param command ret = %d", ret);
wmi_buf_free(buf);
}
}
/**
* wma_roam_scan_scan_params() - fill roam scan params
* @wma_handle: wma handle
* @pMac: Mac ptr
* @scan_params: scan parameters
* @roam_req: NULL if this routine is called before connect
* It will be non-NULL if called after assoc.
*
* Fill scan_params structure from configured parameters
*
* Return: none
*/
void wma_roam_scan_fill_scan_params(tp_wma_handle wma_handle,
tpAniSirGlobal pMac,
tSirRoamOffloadScanReq *roam_req,
wmi_start_scan_cmd_fixed_param *
scan_params)
{
uint8_t channels_per_burst = 0;
uint32_t val = 0;
if (NULL == pMac) {
WMA_LOGE("%s: pMac is NULL", __func__);
return;
}
qdf_mem_zero(scan_params, sizeof(wmi_start_scan_cmd_fixed_param));
scan_params->scan_ctrl_flags = WMI_SCAN_ADD_CCK_RATES |
WMI_SCAN_ADD_OFDM_RATES |
WMI_SCAN_ADD_DS_IE_IN_PROBE_REQ;
if (roam_req != NULL) {
/* Parameters updated after association is complete */
WMA_LOGD("%s: NeighborScanChannelMinTime: %d NeighborScanChannelMaxTime: %d",
__func__,
roam_req->NeighborScanChannelMinTime,
roam_req->NeighborScanChannelMaxTime);
WMA_LOGD("%s: NeighborScanTimerPeriod: %d "
"neighbor_scan_min_timer_period %d "
"HomeAwayTime: %d nProbes: %d",
__func__,
roam_req->NeighborScanTimerPeriod,
roam_req->neighbor_scan_min_timer_period,
roam_req->HomeAwayTime, roam_req->nProbes);
/*
* roam_req->NeighborScanChannelMaxTime = SCAN_CHANNEL_TIME
* roam_req->HomeAwayTime = SCAN_HOME_AWAY_TIME
* roam_req->NeighborScanTimerPeriod = SCAN_HOME_TIME
*
* scan_params->dwell_time_active :time station stays on channel
* and sends probes;
* scan_params->dwell_time_passive:time station stays on channel
* and listens probes;
* scan_params->burst_duration :time station goes off channel
* to scan;
*/
if (wlan_cfg_get_int
(pMac, WNI_CFG_PASSIVE_MAXIMUM_CHANNEL_TIME,
&val) != eSIR_SUCCESS) {
/*
* Could not get max channel value from CFG. Log error.
*/
WMA_LOGE("could not retrieve passive max channel value");
/* use a default value of 110ms */
val = WMA_ROAM_DWELL_TIME_PASSIVE_DEFAULT;
}
scan_params->dwell_time_passive = val;
/*
* Here is the formula,
* T(HomeAway) = N * T(dwell) + (N+1) * T(cs)
* where N is number of channels scanned in single burst
*/
scan_params->dwell_time_active =
roam_req->NeighborScanChannelMaxTime;
if (roam_req->HomeAwayTime <
2 * WMA_ROAM_SCAN_CHANNEL_SWITCH_TIME) {
/* clearly we can't follow home away time.
* Make it a split scan.
*/
scan_params->burst_duration = 0;
} else {
channels_per_burst =
(roam_req->HomeAwayTime -
WMA_ROAM_SCAN_CHANNEL_SWITCH_TIME)
/ (scan_params->dwell_time_active +
WMA_ROAM_SCAN_CHANNEL_SWITCH_TIME);
if (channels_per_burst < 1) {
/* dwell time and home away time conflicts */
/* we will override dwell time */
scan_params->dwell_time_active =
roam_req->HomeAwayTime -
2 * WMA_ROAM_SCAN_CHANNEL_SWITCH_TIME;
scan_params->burst_duration =
scan_params->dwell_time_active;
} else {
scan_params->burst_duration =
channels_per_burst *
scan_params->dwell_time_active;
}
}
if (roam_req->allowDFSChannelRoam ==
SIR_ROAMING_DFS_CHANNEL_ENABLED_NORMAL
&& roam_req->HomeAwayTime > 0
&& roam_req->ChannelCacheType != CHANNEL_LIST_STATIC) {
/* Roaming on DFS channels is supported and it is not
* app channel list. It is ok to override homeAwayTime
* to accomodate DFS dwell time in burst
* duration.
*/
scan_params->burst_duration =
QDF_MAX(scan_params->burst_duration,
scan_params->dwell_time_passive);
}
scan_params->min_rest_time =
roam_req->neighbor_scan_min_timer_period;
scan_params->max_rest_time = roam_req->NeighborScanTimerPeriod;
scan_params->repeat_probe_time = (roam_req->nProbes > 0) ?
QDF_MAX(scan_params->dwell_time_active /
roam_req->nProbes, 1) : 0;
scan_params->probe_spacing_time = 0;
scan_params->probe_delay = 0;
/* 30 seconds for full scan cycle */
scan_params->max_scan_time = WMA_HW_DEF_SCAN_MAX_DURATION;
scan_params->idle_time = scan_params->min_rest_time;
scan_params->n_probes = roam_req->nProbes;
if (roam_req->allowDFSChannelRoam ==
SIR_ROAMING_DFS_CHANNEL_DISABLED) {
scan_params->scan_ctrl_flags |= WMI_SCAN_BYPASS_DFS_CHN;
} else {
/* Roaming scan on DFS channel is allowed.
* No need to change any flags for default
* allowDFSChannelRoam = 1.
* Special case where static channel list is given by\
* application that contains DFS channels.
* Assume that the application has knowledge of matching
* APs being active and that probe request transmission
* is permitted on those channel.
* Force active scans on those channels.
*/
if (roam_req->allowDFSChannelRoam ==
SIR_ROAMING_DFS_CHANNEL_ENABLED_ACTIVE &&
roam_req->ChannelCacheType == CHANNEL_LIST_STATIC &&
roam_req->ConnectedNetwork.ChannelCount > 0) {
scan_params->scan_ctrl_flags |=
WMI_SCAN_FLAG_FORCE_ACTIVE_ON_DFS;
}
}
WMI_SCAN_SET_DWELL_MODE(scan_params->scan_ctrl_flags,
roam_req->roamscan_adaptive_dwell_mode);
} else {
/* roam_req = NULL during initial or pre-assoc invocation */
scan_params->dwell_time_active =
WMA_ROAM_DWELL_TIME_ACTIVE_DEFAULT;
scan_params->dwell_time_passive =
WMA_ROAM_DWELL_TIME_PASSIVE_DEFAULT;
scan_params->min_rest_time = WMA_ROAM_MIN_REST_TIME_DEFAULT;
scan_params->max_rest_time = WMA_ROAM_MAX_REST_TIME_DEFAULT;
scan_params->repeat_probe_time = 0;
scan_params->probe_spacing_time = 0;
scan_params->probe_delay = 0;
scan_params->max_scan_time = WMA_HW_DEF_SCAN_MAX_DURATION;
scan_params->idle_time = scan_params->min_rest_time;
scan_params->burst_duration = 0;
scan_params->n_probes = 0;
}
WMA_LOGD("%s: Rome roam scan parameters: dwell_time_active = %d, dwell_time_passive = %d",
__func__, scan_params->dwell_time_active,
scan_params->dwell_time_passive);
WMA_LOGD("%s: min_rest_time = %d, max_rest_time = %d, repeat_probe_time = %d n_probes = %d",
__func__, scan_params->min_rest_time,
scan_params->max_rest_time,
scan_params->repeat_probe_time, scan_params->n_probes);
WMA_LOGD("%s: max_scan_time = %d, idle_time = %d, burst_duration = %d, scan_ctrl_flags = 0x%x",
__func__, scan_params->max_scan_time, scan_params->idle_time,
scan_params->burst_duration, scan_params->scan_ctrl_flags);
}
/**
* wma_roam_scan_offload_ap_profile() - set roam ap profile in fw
* @wma_handle: wma handle
* @mac_ctx: Mac ptr
* @roam_req: Request which contains the ap profile
*
* Send WMI_ROAM_AP_PROFILE to firmware
*
* Return: QDF status
*/
static QDF_STATUS wma_roam_scan_offload_ap_profile(tp_wma_handle wma_handle,
tSirRoamOffloadScanReq *roam_req)
{
struct ap_profile_params ap_profile;
ap_profile.vdev_id = roam_req->sessionId;
wma_roam_scan_fill_ap_profile(roam_req, &ap_profile.profile);
ap_profile.param = roam_req->score_params;
return wmi_unified_send_roam_scan_offload_ap_cmd(wma_handle->wmi_handle,
&ap_profile);
}
/**
* wma_roam_scan_filter() - Filter to be applied while roaming
* @wma_handle: Global WMA Handle
* @roam_req: Request which contains the filters
*
* There are filters such as whitelist, blacklist and preferred
* list that need to be applied to the scan results to form the
* probable candidates for roaming.
*
* Return: Return success upon succesfully passing the
* parameters to the firmware, otherwise failure.
*/
static QDF_STATUS wma_roam_scan_filter(tp_wma_handle wma_handle,
tSirRoamOffloadScanReq *roam_req)
{
int i;
QDF_STATUS status = QDF_STATUS_SUCCESS;
uint32_t num_bssid_black_list = 0, num_ssid_white_list = 0,
num_bssid_preferred_list = 0, num_rssi_rejection_ap = 0;
uint32_t op_bitmap = 0;
struct roam_ext_params *roam_params;
struct roam_scan_filter_params *params;
struct lca_disallow_config_params *lca_config_params;
params = qdf_mem_malloc(sizeof(struct roam_scan_filter_params));
if (params == NULL) {
WMA_LOGE("%s : Memory allocation failed", __func__);
return QDF_STATUS_E_NOMEM;
}
roam_params = &roam_req->roam_params;
lca_config_params = &roam_req->lca_config_params;
if (roam_req->Command != ROAM_SCAN_OFFLOAD_STOP) {
switch (roam_req->reason) {
case REASON_ROAM_SET_BLACKLIST_BSSID:
op_bitmap |= 0x1;
num_bssid_black_list =
roam_params->num_bssid_avoid_list;
break;
case REASON_ROAM_SET_SSID_ALLOWED:
op_bitmap |= 0x2;
num_ssid_white_list =
roam_params->num_ssid_allowed_list;
break;
case REASON_ROAM_SET_FAVORED_BSSID:
op_bitmap |= 0x4;
num_bssid_preferred_list =
roam_params->num_bssid_favored;
break;
case REASON_CTX_INIT:
if (roam_req->Command == ROAM_SCAN_OFFLOAD_START) {
params->lca_disallow_config_present = true;
op_bitmap |=
ROAM_FILTER_OP_BITMAP_LCA_DISALLOW |
ROAM_FILTER_OP_BITMAP_RSSI_REJECTION_OCE;
num_rssi_rejection_ap =
roam_params->num_rssi_rejection_ap;
} else {
WMA_LOGD("%s : Roam Filter need not be sent", __func__);
qdf_mem_free(params);
return QDF_STATUS_SUCCESS;
}
break;
default:
WMA_LOGD("%s : Roam Filter need not be sent", __func__);
qdf_mem_free(params);
return QDF_STATUS_SUCCESS;
}
} else {
/* In case of STOP command, reset all the variables
* except for blacklist BSSID which should be retained
* across connections.
*/
op_bitmap = 0x2 | 0x4;
num_ssid_white_list = roam_params->num_ssid_allowed_list;
num_bssid_preferred_list = roam_params->num_bssid_favored;
}
/* fill in fixed values */
params->session_id = roam_req->sessionId;
params->op_bitmap = op_bitmap;
params->num_bssid_black_list = num_bssid_black_list;
params->num_ssid_white_list = num_ssid_white_list;
params->num_bssid_preferred_list = num_bssid_preferred_list;
params->num_rssi_rejection_ap = num_rssi_rejection_ap;
qdf_mem_copy(params->bssid_avoid_list, roam_params->bssid_avoid_list,
MAX_BSSID_AVOID_LIST * sizeof(struct qdf_mac_addr));
for (i = 0; i < num_ssid_white_list; i++) {
qdf_mem_copy(params->ssid_allowed_list[i].mac_ssid,
roam_params->ssid_allowed_list[i].ssId,
roam_params->ssid_allowed_list[i].length);
params->ssid_allowed_list[i].length =
roam_params->ssid_allowed_list[i].length;
WMA_LOGD("%s: SSID length=%d", __func__,
params->ssid_allowed_list[i].length);
qdf_trace_hex_dump(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_DEBUG,
(uint8_t *)params->ssid_allowed_list[i].mac_ssid,
params->ssid_allowed_list[i].length);
}
qdf_mem_copy(params->bssid_favored, roam_params->bssid_favored,
MAX_BSSID_FAVORED * sizeof(struct qdf_mac_addr));
qdf_mem_copy(params->bssid_favored_factor,
roam_params->bssid_favored_factor, MAX_BSSID_FAVORED);
qdf_mem_copy(params->rssi_rejection_ap,
roam_params->rssi_rejection_ap,
MAX_RSSI_AVOID_BSSID_LIST *
sizeof(struct rssi_disallow_bssid));
if (params->lca_disallow_config_present) {
params->disallow_duration
= lca_config_params->disallow_duration;
params->rssi_channel_penalization
= lca_config_params->rssi_channel_penalization;
params->num_disallowed_aps
= lca_config_params->num_disallowed_aps;
}
status = wmi_unified_roam_scan_filter_cmd(wma_handle->wmi_handle,
params);
qdf_mem_free(params);
return status;
}
/**
* wma_roam_scan_bmiss_cnt() - set bmiss count to fw
* @wma_handle: wma handle
* @first_bcnt: first bmiss count
* @final_bcnt: final bmiss count
* @vdev_id: vdev id
*
* set first & final biss count to fw.
*
* Return: QDF status
*/
QDF_STATUS wma_roam_scan_bmiss_cnt(tp_wma_handle wma_handle,
A_INT32 first_bcnt,
A_UINT32 final_bcnt, uint32_t vdev_id)
{
QDF_STATUS status;
WMA_LOGD("%s: first_bcnt: %d, final_bcnt: %d", __func__, first_bcnt,
final_bcnt);
status = wma_vdev_set_param(wma_handle->wmi_handle,
vdev_id, WMI_VDEV_PARAM_BMISS_FIRST_BCNT,
first_bcnt);
if (QDF_IS_STATUS_ERROR(status)) {
WMA_LOGE("wma_vdev_set_param WMI_VDEV_PARAM_BMISS_FIRST_BCNT returned Error %d",
status);
return status;
}
status = wma_vdev_set_param(wma_handle->wmi_handle,
vdev_id, WMI_VDEV_PARAM_BMISS_FINAL_BCNT,
final_bcnt);
if (QDF_IS_STATUS_ERROR(status)) {
WMA_LOGE("wma_vdev_set_param WMI_VDEV_PARAM_BMISS_FINAL_BCNT returned Error %d",
status);
return status;
}
return status;
}
/**
* wma_roam_scan_offload_command() - set roam offload command
* @wma_handle: wma handle
* @command: command
* @vdev_id: vdev id
*
* This function set roam offload command to fw.
*
* Return: QDF status
*/
QDF_STATUS wma_roam_scan_offload_command(tp_wma_handle wma_handle,
uint32_t command, uint32_t vdev_id)
{
return wmi_unified_roam_scan_offload_cmd(wma_handle->wmi_handle,
command, vdev_id);
}
/**
* wma_process_roaming_config() - process roam request
* @wma_handle: wma handle
* @roam_req: roam request parameters
*
* Main routine to handle ROAM commands coming from CSR module.
*
* Return: QDF status
*/
QDF_STATUS wma_process_roaming_config(tp_wma_handle wma_handle,
tSirRoamOffloadScanReq *roam_req)
{
QDF_STATUS qdf_status = QDF_STATUS_SUCCESS;
wmi_start_scan_cmd_fixed_param scan_params;
tpAniSirGlobal pMac = cds_get_context(QDF_MODULE_ID_PE);
uint32_t mode = 0;
struct wma_txrx_node *intr = NULL;
if (NULL == pMac) {
WMA_LOGE("%s: pMac is NULL", __func__);
qdf_mem_free(roam_req);
return QDF_STATUS_E_FAILURE;
}
if (!wma_handle->roam_offload_enabled) {
/* roam scan offload is not enabled in firmware.
* Cannot initialize it in the middle of connection.
*/
qdf_mem_free(roam_req);
return QDF_STATUS_E_PERM;
}
WMA_LOGD("%s: RSO Command:%d, reason:%d",
__func__, roam_req->Command, roam_req->reason);
wma_handle->interfaces[roam_req->sessionId].roaming_in_progress = false;
switch (roam_req->Command) {
case ROAM_SCAN_OFFLOAD_START:
intr = &wma_handle->interfaces[roam_req->sessionId];
intr->delay_before_vdev_stop = roam_req->delay_before_vdev_stop;
/*
* Scan/Roam threshold parameters are translated from fields of
* tSirRoamOffloadScanReq to WMITLV values sent to Rome firmware
* some of these parameters are configurable in qcom_cfg.ini
*/
/* First param is positive rssi value to trigger rssi based scan
* Opportunistic scan is started at 30dB > trigger rssi.
*/
wma_handle->suitable_ap_hb_failure = false;
qdf_status = wma_roam_scan_offload_rssi_thresh(wma_handle,
roam_req);
if (qdf_status != QDF_STATUS_SUCCESS)
break;
qdf_status = wma_roam_scan_bmiss_cnt(wma_handle,
roam_req->RoamBmissFirstBcnt,
roam_req->RoamBmissFinalBcnt,
roam_req->sessionId);
if (qdf_status != QDF_STATUS_SUCCESS)
break;
/* Opportunistic scan runs on a timer, value set by
* EmptyRefreshScanPeriod. Age out the entries after 3 such
* cycles.
*/
if (roam_req->EmptyRefreshScanPeriod > 0) {
qdf_status =
wma_roam_scan_offload_scan_period(wma_handle,
roam_req->EmptyRefreshScanPeriod,
roam_req->EmptyRefreshScanPeriod * 3,
roam_req->sessionId);
if (qdf_status != QDF_STATUS_SUCCESS)
break;
mode = WMI_ROAM_SCAN_MODE_PERIODIC;
/* Don't use rssi triggered roam scans if external app
* is in control of channel list.
*/
if (roam_req->ChannelCacheType != CHANNEL_LIST_STATIC)
mode |= WMI_ROAM_SCAN_MODE_RSSI_CHANGE;
} else {
mode = WMI_ROAM_SCAN_MODE_RSSI_CHANGE;
}
/* Start new rssi triggered scan only if it changes by
* RoamRssiDiff value. Beacon weight of 14 means average rssi
* is taken over 14 previous samples + 2 times the current
* beacon's rssi.
*/
qdf_status = wma_roam_scan_offload_rssi_change(wma_handle,
roam_req->sessionId,
roam_req->RoamRescanRssiDiff,
roam_req->RoamBeaconRssiWeight,
roam_req->hi_rssi_scan_delay);
if (qdf_status != QDF_STATUS_SUCCESS)
break;
qdf_status = wma_roam_scan_offload_ap_profile(wma_handle,
roam_req);
if (qdf_status != QDF_STATUS_SUCCESS)
break;
qdf_status = wma_roam_scan_offload_chan_list(wma_handle,
roam_req->ConnectedNetwork.ChannelCount,
&roam_req->ConnectedNetwork.ChannelCache[0],
roam_req->ChannelCacheType,
roam_req->sessionId);
if ((qdf_status != QDF_STATUS_SUCCESS) &&
(qdf_status != QDF_STATUS_E_EMPTY))
break;
wma_roam_scan_fill_scan_params(wma_handle, pMac, roam_req,
&scan_params);
qdf_status =
wma_roam_scan_offload_mode(wma_handle, &scan_params,
roam_req, mode,
roam_req->sessionId);
if (qdf_status != QDF_STATUS_SUCCESS)
break;
if (WMI_SERVICE_EXT_IS_ENABLED(wma_handle->wmi_service_bitmap,
wma_handle->wmi_service_ext_bitmap,
WMI_SERVICE_MAWC_SUPPORT)) {
qdf_status =
wma_roam_scan_mawc_params(wma_handle, roam_req);
if (qdf_status != QDF_STATUS_SUCCESS) {
WMA_LOGE("Sending roaming MAWC params failed");
break;
}
} else {
WMA_LOGD("MAWC roaming not supported by firmware");
}
qdf_status = wma_roam_scan_filter(wma_handle, roam_req);
if (qdf_status != QDF_STATUS_SUCCESS) {
WMA_LOGE("Sending start for roam scan filter failed");
break;
}
break;
case ROAM_SCAN_OFFLOAD_STOP:
/*
* If roam synch propagation is in progress and an user space
* disconnect is requested, then there is no need to send the
* RSO STOP to firmware, since the roaming is already complete.
* If the RSO STOP is sent to firmware, then an HO_FAIL will be
* generated and the expectation from firmware would be to
* clean up the peer context on the host and not send down any
* WMI PEER DELETE commands to firmware. But, if the user space
* disconnect gets processed first, then there is a chance to
* send down the PEER DELETE commands. Hence, if we do not
* receive the HO_FAIL, and we complete the roam sync
* propagation, then the host and firmware will be in sync with
* respect to the peer and then the user space disconnect can
* be handled gracefully in a normal way.
*
* Ensure to check the reason code since the RSO Stop might
* come when roam sync failed as well and at that point it
* should go through to the firmware and receive HO_FAIL
* and clean up.
*/
if (wma_is_roam_synch_in_progress(wma_handle,
roam_req->sessionId) &&
roam_req->reason ==
REASON_ROAM_STOP_ALL) {
WMA_LOGD("Dont send RSO stop during roam sync");
break;
}
wma_handle->suitable_ap_hb_failure = false;
if (wma_handle->roam_offload_enabled) {
uint32_t mode;
wma_roam_scan_fill_scan_params(wma_handle, pMac,
NULL, &scan_params);
if (roam_req->reason == REASON_ROAM_STOP_ALL)
mode = WMI_ROAM_SCAN_MODE_NONE;
else
mode = WMI_ROAM_SCAN_MODE_NONE |
WMI_ROAM_SCAN_MODE_ROAMOFFLOAD;
qdf_status = wma_roam_scan_offload_mode(wma_handle,
&scan_params, NULL, mode,
roam_req->sessionId);
}
/*
* After sending the roam scan mode because of a disconnect,
* clear the scan bitmap client as well by sending
* the following command
*/
wma_roam_scan_offload_rssi_thresh(wma_handle, roam_req);
/*
* If the STOP command is due to a disconnect, then
* send the filter command to clear all the filter
* entries. If it is roaming scenario, then do not
* send the cleared entries.
*/
if (!roam_req->middle_of_roaming) {
qdf_status = wma_roam_scan_filter(wma_handle, roam_req);
if (qdf_status != QDF_STATUS_SUCCESS) {
WMA_LOGE("clear for roam scan filter failed");
break;
}
}
if (roam_req->reason ==
REASON_OS_REQUESTED_ROAMING_NOW) {
struct scheduler_msg cds_msg = {0};
tSirRoamOffloadScanRsp *scan_offload_rsp;
scan_offload_rsp =
qdf_mem_malloc(sizeof(*scan_offload_rsp));
if (!scan_offload_rsp) {
WMA_LOGE("%s: Alloc failed for scan_offload_rsp",
__func__);
qdf_mem_free(roam_req);
return QDF_STATUS_E_NOMEM;
}
cds_msg.type = eWNI_SME_ROAM_SCAN_OFFLOAD_RSP;
scan_offload_rsp->sessionId = roam_req->sessionId;
scan_offload_rsp->reason = roam_req->reason;
cds_msg.bodyptr = scan_offload_rsp;
/*
* Since REASSOC request is processed in
* Roam_Scan_Offload_Rsp post a dummy rsp msg back to
* SME with proper reason code.
*/
if (QDF_STATUS_SUCCESS !=
scheduler_post_msg(QDF_MODULE_ID_SME,
&cds_msg)) {
qdf_mem_free(scan_offload_rsp);
QDF_TRACE(QDF_MODULE_ID_WMA,
QDF_TRACE_LEVEL_INFO,
"%s: Failed to post Scan Offload Rsp to UMAC",
__func__);
}
}
break;
case ROAM_SCAN_OFFLOAD_ABORT_SCAN:
/* If roam scan is running, stop that cycle.
* It will continue automatically on next trigger.
*/
qdf_status = wma_roam_scan_offload_command(wma_handle,
WMI_ROAM_SCAN_STOP_CMD,
roam_req->sessionId);
break;
case ROAM_SCAN_OFFLOAD_RESTART:
/* Rome offload engine does not stop after any scan.
* If this command is sent because all preauth attempts failed
* and WMI_ROAM_REASON_SUITABLE_AP event was received earlier,
* now it is time to call it heartbeat failure.
*/
if ((roam_req->reason == REASON_PREAUTH_FAILED_FOR_ALL)
&& wma_handle->suitable_ap_hb_failure) {
WMA_LOGE("%s: Sending heartbeat failure after preauth failures",
__func__);
wma_beacon_miss_handler(wma_handle,
roam_req->sessionId,
wma_handle->suitable_ap_hb_failure_rssi);
wma_handle->suitable_ap_hb_failure = false;
}
break;
case ROAM_SCAN_OFFLOAD_UPDATE_CFG:
wma_handle->suitable_ap_hb_failure = false;
wma_roam_scan_fill_scan_params(wma_handle, pMac, roam_req,
&scan_params);
qdf_status =
wma_roam_scan_offload_mode(wma_handle, &scan_params,
roam_req,
WMI_ROAM_SCAN_MODE_NONE,
roam_req->sessionId);
if (qdf_status != QDF_STATUS_SUCCESS)
break;
if (roam_req->RoamScanOffloadEnabled == false)
break;
qdf_status = wma_roam_scan_bmiss_cnt(wma_handle,
roam_req->RoamBmissFirstBcnt,
roam_req->RoamBmissFinalBcnt,
roam_req->sessionId);
if (qdf_status != QDF_STATUS_SUCCESS)
break;
qdf_status = wma_roam_scan_filter(wma_handle, roam_req);
if (qdf_status != QDF_STATUS_SUCCESS) {
WMA_LOGE("Sending update for roam scan filter failed");
break;
}
/*
* Runtime (after association) changes to rssi thresholds and
* other parameters.
*/
qdf_status = wma_roam_scan_offload_chan_list(wma_handle,
roam_req->ConnectedNetwork.ChannelCount,
&roam_req->ConnectedNetwork.ChannelCache[0],
roam_req->ChannelCacheType,
roam_req->sessionId);
/*
* Even though the channel list is empty, we can
* still go ahead and start Roaming.
*/
if ((qdf_status != QDF_STATUS_SUCCESS) &&
(qdf_status != QDF_STATUS_E_EMPTY))
break;
qdf_status = wma_roam_scan_offload_rssi_thresh(wma_handle,
roam_req);
if (qdf_status != QDF_STATUS_SUCCESS)
break;
if (roam_req->EmptyRefreshScanPeriod > 0) {
qdf_status = wma_roam_scan_offload_scan_period(
wma_handle,
roam_req->EmptyRefreshScanPeriod,
roam_req->EmptyRefreshScanPeriod * 3,
roam_req->sessionId);
if (qdf_status != QDF_STATUS_SUCCESS)
break;
mode = WMI_ROAM_SCAN_MODE_PERIODIC;
/* Don't use rssi triggered roam scans if external app
* is in control of channel list.
*/
if (roam_req->ChannelCacheType != CHANNEL_LIST_STATIC)
mode |= WMI_ROAM_SCAN_MODE_RSSI_CHANGE;
} else {
mode = WMI_ROAM_SCAN_MODE_RSSI_CHANGE;
}
qdf_status = wma_roam_scan_offload_rssi_change(wma_handle,
roam_req->sessionId,
roam_req->RoamRescanRssiDiff,
roam_req->RoamBeaconRssiWeight,
roam_req->hi_rssi_scan_delay);
if (qdf_status != QDF_STATUS_SUCCESS)
break;
qdf_status = wma_roam_scan_offload_ap_profile(wma_handle,
roam_req);
if (qdf_status != QDF_STATUS_SUCCESS)
break;
wma_roam_scan_fill_scan_params(wma_handle, pMac, roam_req,
&scan_params);
qdf_status =
wma_roam_scan_offload_mode(wma_handle, &scan_params,
roam_req, mode,
roam_req->sessionId);
break;
default:
break;
}
qdf_mem_free(roam_req);
return qdf_status;
}
void wma_update_per_roam_config(WMA_HANDLE handle,
struct wmi_per_roam_config_req *req_buf)
{
int status;
tp_wma_handle wma_handle = (tp_wma_handle) handle;
if (!wma_handle || !wma_handle->wmi_handle) {
WMA_LOGE("%s: WMA is closed, cannot send per roam config",
__func__);
return;
}
status = wmi_unified_set_per_roam_config(wma_handle->wmi_handle,
req_buf);
if (status != EOK)
WMA_LOGE("%s: failed to set per roam config to FW",
__func__);
}
#ifdef WLAN_FEATURE_ROAM_OFFLOAD
/**
* wma_process_roam_invoke() - send roam invoke command to fw.
* @handle: wma handle
* @roaminvoke: roam invoke command
*
* Send roam invoke command to fw for fastreassoc.
*
* Return: none
*/
void wma_process_roam_invoke(WMA_HANDLE handle,
struct wma_roam_invoke_cmd *roaminvoke)
{
tp_wma_handle wma_handle = (tp_wma_handle) handle;
uint32_t ch_hz;
if (!wma_handle || !wma_handle->wmi_handle) {
WMA_LOGE("%s: WMA is closed, can not send roam invoke",
__func__);
goto free_frame_buf;
}
ch_hz = (A_UINT32)cds_chan_to_freq(roaminvoke->channel);
wmi_unified_roam_invoke_cmd(wma_handle->wmi_handle,
(struct wmi_roam_invoke_cmd *)roaminvoke,
ch_hz);
free_frame_buf:
if (roaminvoke->frame_len) {
qdf_mem_free(roaminvoke->frame_buf);
roaminvoke->frame_buf = NULL;
}
}
/**
* wma_process_roam_synch_fail() -roam synch failure handle
* @handle: wma handle
* @synch_fail: roam synch fail parameters
*
* Return: none
*/
void wma_process_roam_synch_fail(WMA_HANDLE handle,
struct roam_offload_synch_fail *synch_fail)
{
tp_wma_handle wma_handle = (tp_wma_handle) handle;
if (!wma_handle || !wma_handle->wmi_handle) {
WMA_LOGE("%s: WMA is closed, can not clean-up roam synch",
__func__);
return;
}
wlan_roam_debug_log(synch_fail->session_id,
DEBUG_ROAM_SYNCH_FAIL,
DEBUG_INVALID_PEER_ID, NULL, NULL, 0, 0);
/* Hand Off Failure could happen as an exception, when a roam synch
* indication is posted to Host, but a roam synch complete is not
* posted to the firmware.So, clear the roam synch in progress
* flag before disconnecting the session through this event.
*/
wma_handle->interfaces[synch_fail->session_id].roam_synch_in_progress =
false;
}
/**
* wma_fill_data_synch_frame_event() - Fill the the roam sync data buffer using
* synch frame event data
* @wma: Global WMA Handle
* @roam_synch_ind_ptr: Buffer to be filled
* @param_buf: Source buffer
*
* Firmware sends all the required information required for roam
* synch propagation as TLV's and stored in param_buf. These
* parameters are parsed and filled into the roam synch indication
* buffer which will be used at different layers for propagation.
*
* Return: None
*/
static void wma_fill_data_synch_frame_event(tp_wma_handle wma,
roam_offload_synch_ind *roam_synch_ind_ptr,
struct wma_txrx_node *iface)
{
uint8_t *bcn_probersp_ptr;
uint8_t *reassoc_rsp_ptr;
uint8_t *reassoc_req_ptr;
/* Beacon/Probe Rsp data */
roam_synch_ind_ptr->beaconProbeRespOffset =
sizeof(roam_offload_synch_ind);
bcn_probersp_ptr = (uint8_t *) roam_synch_ind_ptr +
roam_synch_ind_ptr->beaconProbeRespOffset;
roam_synch_ind_ptr->beaconProbeRespLength =
iface->roam_synch_frame_ind.bcn_probe_rsp_len;
qdf_mem_copy(bcn_probersp_ptr,
iface->roam_synch_frame_ind.bcn_probe_rsp,
roam_synch_ind_ptr->beaconProbeRespLength);
qdf_mem_free(iface->roam_synch_frame_ind.bcn_probe_rsp);
iface->roam_synch_frame_ind.bcn_probe_rsp = NULL;
/* ReAssoc Rsp data */
roam_synch_ind_ptr->reassocRespOffset =
sizeof(roam_offload_synch_ind) +
roam_synch_ind_ptr->beaconProbeRespLength;
roam_synch_ind_ptr->reassocRespLength =
iface->roam_synch_frame_ind.reassoc_rsp_len;
reassoc_rsp_ptr = (uint8_t *) roam_synch_ind_ptr +
roam_synch_ind_ptr->reassocRespOffset;
qdf_mem_copy(reassoc_rsp_ptr,
iface->roam_synch_frame_ind.reassoc_rsp,
roam_synch_ind_ptr->reassocRespLength);
qdf_mem_free(iface->roam_synch_frame_ind.reassoc_rsp);
iface->roam_synch_frame_ind.reassoc_rsp = NULL;
/* ReAssoc Req data */
roam_synch_ind_ptr->reassoc_req_offset =
sizeof(roam_offload_synch_ind) +
roam_synch_ind_ptr->beaconProbeRespLength +
roam_synch_ind_ptr->reassocRespLength;
roam_synch_ind_ptr->reassoc_req_length =
iface->roam_synch_frame_ind.reassoc_req_len;
reassoc_req_ptr = (uint8_t *) roam_synch_ind_ptr +
roam_synch_ind_ptr->reassoc_req_offset;
qdf_mem_copy(reassoc_req_ptr,
iface->roam_synch_frame_ind.reassoc_req,
roam_synch_ind_ptr->reassoc_req_length);
qdf_mem_free(iface->roam_synch_frame_ind.reassoc_req);
iface->roam_synch_frame_ind.reassoc_req = NULL;
}
/**
* wma_fill_data_synch_event() - Fill the the roam sync data buffer using synch
* event data
* @wma: Global WMA Handle
* @roam_synch_ind_ptr: Buffer to be filled
* @param_buf: Source buffer
*
* Firmware sends all the required information required for roam
* synch propagation as TLV's and stored in param_buf. These
* parameters are parsed and filled into the roam synch indication
* buffer which will be used at different layers for propagation.
*
* Return: None
*/
static void wma_fill_data_synch_event(tp_wma_handle wma,
roam_offload_synch_ind *roam_synch_ind_ptr,
WMI_ROAM_SYNCH_EVENTID_param_tlvs *param_buf)
{
uint8_t *bcn_probersp_ptr;
uint8_t *reassoc_rsp_ptr;
uint8_t *reassoc_req_ptr;
wmi_roam_synch_event_fixed_param *synch_event;
synch_event = param_buf->fixed_param;
/* Beacon/Probe Rsp data */
roam_synch_ind_ptr->beaconProbeRespOffset =
sizeof(roam_offload_synch_ind);
bcn_probersp_ptr = (uint8_t *) roam_synch_ind_ptr +
roam_synch_ind_ptr->beaconProbeRespOffset;
roam_synch_ind_ptr->beaconProbeRespLength =
synch_event->bcn_probe_rsp_len;
qdf_mem_copy(bcn_probersp_ptr, param_buf->bcn_probe_rsp_frame,
roam_synch_ind_ptr->beaconProbeRespLength);
/* ReAssoc Rsp data */
roam_synch_ind_ptr->reassocRespOffset =
sizeof(roam_offload_synch_ind) +
roam_synch_ind_ptr->beaconProbeRespLength;
roam_synch_ind_ptr->reassocRespLength = synch_event->reassoc_rsp_len;
reassoc_rsp_ptr = (uint8_t *) roam_synch_ind_ptr +
roam_synch_ind_ptr->reassocRespOffset;
qdf_mem_copy(reassoc_rsp_ptr,
param_buf->reassoc_rsp_frame,
roam_synch_ind_ptr->reassocRespLength);
/* ReAssoc Req data */
roam_synch_ind_ptr->reassoc_req_offset =
sizeof(roam_offload_synch_ind) +
roam_synch_ind_ptr->beaconProbeRespLength +
roam_synch_ind_ptr->reassocRespLength;
roam_synch_ind_ptr->reassoc_req_length = synch_event->reassoc_req_len;
reassoc_req_ptr = (uint8_t *) roam_synch_ind_ptr +
roam_synch_ind_ptr->reassoc_req_offset;
qdf_mem_copy(reassoc_req_ptr, param_buf->reassoc_req_frame,
roam_synch_ind_ptr->reassoc_req_length);
}
/**
* wma_fill_roam_synch_buffer() - Fill the the roam sync buffer
* @wma: Global WMA Handle
* @roam_synch_ind_ptr: Buffer to be filled
* @param_buf: Source buffer
*
* Firmware sends all the required information required for roam
* synch propagation as TLV's and stored in param_buf. These
* parameters are parsed and filled into the roam synch indication
* buffer which will be used at different layers for propagation.
*
* Return: Success or Failure
*/
static int wma_fill_roam_synch_buffer(tp_wma_handle wma,
roam_offload_synch_ind *roam_synch_ind_ptr,
WMI_ROAM_SYNCH_EVENTID_param_tlvs *param_buf)
{
wmi_roam_synch_event_fixed_param *synch_event;
wmi_channel *chan;
wmi_key_material *key;
struct wma_txrx_node *iface = NULL;
wmi_roam_fils_synch_tlv_param *fils_info;
synch_event = param_buf->fixed_param;
roam_synch_ind_ptr->roamedVdevId = synch_event->vdev_id;
roam_synch_ind_ptr->authStatus = synch_event->auth_status;
roam_synch_ind_ptr->roamReason = synch_event->roam_reason;
roam_synch_ind_ptr->rssi = synch_event->rssi;
WMI_MAC_ADDR_TO_CHAR_ARRAY(&synch_event->bssid,
roam_synch_ind_ptr->bssid.bytes);
WMA_LOGD("%s: roamedVdevId %d authStatus %d roamReason %d rssi %d isBeacon %d",
__func__, roam_synch_ind_ptr->roamedVdevId,
roam_synch_ind_ptr->authStatus, roam_synch_ind_ptr->roamReason,
roam_synch_ind_ptr->rssi, roam_synch_ind_ptr->isBeacon);
if (!QDF_IS_STATUS_SUCCESS(
wma->csr_roam_synch_cb((tpAniSirGlobal)wma->mac_context,
roam_synch_ind_ptr, NULL, SIR_ROAMING_DEREGISTER_STA))) {
WMA_LOGE("LFR3: CSR Roam synch cb failed");
return -EINVAL;
}
iface = &wma->interfaces[synch_event->vdev_id];
/*
* If lengths of bcn_probe_rsp, reassoc_req and reassoc_rsp are zero in
* synch_event driver would have received bcn_probe_rsp, reassoc_req
* and reassoc_rsp via the event WMI_ROAM_SYNCH_FRAME_EVENTID
*/
if ((!synch_event->bcn_probe_rsp_len) &&
(!synch_event->reassoc_req_len) &&
(!synch_event->reassoc_rsp_len)) {
if (!iface->roam_synch_frame_ind.bcn_probe_rsp) {
WMA_LOGE("LFR3: bcn_probe_rsp is NULL");
QDF_ASSERT(iface->roam_synch_frame_ind.
bcn_probe_rsp != NULL);
return -EINVAL;
}
if (!iface->roam_synch_frame_ind.reassoc_rsp) {
WMA_LOGE("LFR3: reassoc_rsp is NULL");
QDF_ASSERT(iface->roam_synch_frame_ind.
reassoc_rsp != NULL);
return -EINVAL;
}
if (!iface->roam_synch_frame_ind.reassoc_req) {
WMA_LOGE("LFR3: reassoc_req is NULL");
QDF_ASSERT(iface->roam_synch_frame_ind.
reassoc_req != NULL);
return -EINVAL;
}
wma_fill_data_synch_frame_event(wma, roam_synch_ind_ptr, iface);
} else {
wma_fill_data_synch_event(wma, roam_synch_ind_ptr, param_buf);
}
chan = (wmi_channel *) param_buf->chan;
roam_synch_ind_ptr->chan_freq = chan->mhz;
key = (wmi_key_material *) param_buf->key;
if (key != NULL) {
qdf_mem_copy(roam_synch_ind_ptr->kck, key->kck,
SIR_KCK_KEY_LEN);
roam_synch_ind_ptr->kek_len = SIR_KEK_KEY_LEN;
qdf_mem_copy(roam_synch_ind_ptr->kek, key->kek,
SIR_KEK_KEY_LEN);
qdf_mem_copy(roam_synch_ind_ptr->replay_ctr,
key->replay_counter, SIR_REPLAY_CTR_LEN);
}
if (param_buf->hw_mode_transition_fixed_param)
wma_process_pdev_hw_mode_trans_ind(wma,
param_buf->hw_mode_transition_fixed_param,
param_buf->wmi_pdev_set_hw_mode_response_vdev_mac_mapping,
&roam_synch_ind_ptr->hw_mode_trans_ind);
else
WMA_LOGD(FL("hw_mode transition fixed param is NULL"));
fils_info = (wmi_roam_fils_synch_tlv_param *)
(param_buf->roam_fils_synch_info);
if (param_buf->roam_fils_synch_info) {
roam_synch_ind_ptr->kek_len = fils_info->kek_len;
qdf_mem_copy(roam_synch_ind_ptr->kek, fils_info->kek,
fils_info->kek_len);
roam_synch_ind_ptr->pmk_len = fils_info->pmk_len;
qdf_mem_copy(roam_synch_ind_ptr->pmk, fils_info->pmk,
fils_info->pmk_len);
qdf_mem_copy(roam_synch_ind_ptr->pmkid, fils_info->pmkid,
SIR_PMKID_LEN);
roam_synch_ind_ptr->update_erp_next_seq_num =
fils_info->update_erp_next_seq_num;
roam_synch_ind_ptr->next_erp_seq_num =
fils_info->next_erp_seq_num;
WMA_LOGD("Update ERP Seq Num %d, Next ERP Seq Num %d",
roam_synch_ind_ptr->update_erp_next_seq_num,
roam_synch_ind_ptr->next_erp_seq_num);
}
return 0;
}
/**
* wma_roam_update_vdev() - Update the STA and BSS
* @wma: Global WMA Handle
* @roam_synch_ind_ptr: Information needed for roam sync propagation
*
* This function will perform all the vdev related operations with
* respect to the self sta and the peer after roaming and completes
* the roam synch propagation with respect to WMA layer.
*
* Return: None
*/
static void wma_roam_update_vdev(tp_wma_handle wma,
roam_offload_synch_ind *roam_synch_ind_ptr)
{
tDeleteBssParams *del_bss_params;
tDeleteStaParams *del_sta_params;
tLinkStateParams *set_link_params;
tAddStaParams *add_sta_params;
uint8_t vdev_id;
vdev_id = roam_synch_ind_ptr->roamedVdevId;
wma->interfaces[vdev_id].nss = roam_synch_ind_ptr->nss;
del_bss_params = qdf_mem_malloc(sizeof(*del_bss_params));
del_sta_params = qdf_mem_malloc(sizeof(*del_sta_params));
set_link_params = qdf_mem_malloc(sizeof(*set_link_params));
add_sta_params = qdf_mem_malloc(sizeof(*add_sta_params));
if (!del_bss_params || !del_sta_params ||
!set_link_params || !add_sta_params) {
WMA_LOGE("%s: failed to allocate memory", __func__);
return;
}
qdf_mem_zero(del_bss_params, sizeof(*del_bss_params));
qdf_mem_zero(del_sta_params, sizeof(*del_sta_params));
qdf_mem_zero(set_link_params, sizeof(*set_link_params));
qdf_mem_zero(add_sta_params, sizeof(*add_sta_params));
del_bss_params->smesessionId = vdev_id;
del_sta_params->smesessionId = vdev_id;
qdf_mem_copy(del_bss_params->bssid, wma->interfaces[vdev_id].bssid,
IEEE80211_ADDR_LEN);
set_link_params->state = eSIR_LINK_PREASSOC_STATE;
qdf_mem_copy(set_link_params->selfMacAddr,
roam_synch_ind_ptr->self_mac.bytes, IEEE80211_ADDR_LEN);
qdf_mem_copy(set_link_params->bssid, roam_synch_ind_ptr->bssid.bytes,
IEEE80211_ADDR_LEN);
add_sta_params->staType = STA_ENTRY_SELF;
add_sta_params->smesessionId = vdev_id;
qdf_mem_copy(&add_sta_params->bssId, &roam_synch_ind_ptr->bssid.bytes,
IEEE80211_ADDR_LEN);
add_sta_params->staIdx = STA_INVALID_IDX;
add_sta_params->assocId = roam_synch_ind_ptr->aid;
wma_delete_sta(wma, del_sta_params);
wma_delete_bss(wma, del_bss_params);
wma_set_linkstate(wma, set_link_params);
wma_add_bss(wma, (tpAddBssParams)roam_synch_ind_ptr->add_bss_params);
wma_add_sta(wma, add_sta_params);
wma_vdev_set_mlme_state(wma, vdev_id, WLAN_VDEV_S_RUN);
qdf_mem_copy(wma->interfaces[vdev_id].bssid,
roam_synch_ind_ptr->bssid.bytes, IEEE80211_ADDR_LEN);
qdf_mem_free(del_bss_params);
qdf_mem_free(set_link_params);
qdf_mem_free(add_sta_params);
}
/**
* wma_roam_synch_event_handler() - roam synch event handler
* @handle: wma handle
* @event: event data
* @len: length of data
*
* This function is roam synch event handler. It sends roam
* indication for upper layer.
*
* Return: Success or Failure status
*/
int wma_roam_synch_event_handler(void *handle, uint8_t *event,
uint32_t len)
{
WMI_ROAM_SYNCH_EVENTID_param_tlvs *param_buf = NULL;
wmi_roam_synch_event_fixed_param *synch_event = NULL;
tp_wma_handle wma = (tp_wma_handle) handle;
roam_offload_synch_ind *roam_synch_ind_ptr = NULL;
tpSirBssDescription bss_desc_ptr = NULL;
uint16_t ie_len = 0;
int status = -EINVAL;
tSirRoamOffloadScanReq *roam_req;
qdf_time_t roam_synch_received = qdf_get_system_timestamp();
uint32_t roam_synch_data_len;
A_UINT32 bcn_probe_rsp_len;
A_UINT32 reassoc_rsp_len;
A_UINT32 reassoc_req_len;
WMA_LOGD("LFR3:%s", __func__);
if (!event) {
WMA_LOGE("%s: event param null", __func__);
goto cleanup_label;
}
param_buf = (WMI_ROAM_SYNCH_EVENTID_param_tlvs *) event;
if (!param_buf) {
WMA_LOGE("%s: received null buf from target", __func__);
goto cleanup_label;
}
synch_event = param_buf->fixed_param;
if (!synch_event) {
WMA_LOGE("%s: received null event data from target", __func__);
goto cleanup_label;
}
if (synch_event->vdev_id >= wma->max_bssid) {
WMA_LOGE("%s: received invalid vdev_id %d",
__func__, synch_event->vdev_id);
goto cleanup_label;
}
wlan_roam_debug_log(synch_event->vdev_id, DEBUG_ROAM_SYNCH_IND,
DEBUG_INVALID_PEER_ID, NULL, NULL,
synch_event->bssid.mac_addr31to0,
synch_event->bssid.mac_addr47to32);
DPTRACE(qdf_dp_trace_record_event(QDF_DP_TRACE_EVENT_RECORD,
synch_event->vdev_id, QDF_TRACE_DEFAULT_PDEV_ID,
QDF_PROTO_TYPE_EVENT, QDF_ROAM_SYNCH));
if (wma_is_roam_synch_in_progress(wma, synch_event->vdev_id)) {
WMA_LOGE("%s: Ignoring RSI since one is already in progress",
__func__);
goto cleanup_label;
}
WMA_LOGI("LFR3: Received WMA_ROAM_OFFLOAD_SYNCH_IND");
/*
* All below length fields are unsigned and hence positive numbers.
* Maximum number during the addition would be (3 * MAX_LIMIT(UINT32) +
* few fixed fields).
*/
WMA_LOGD("synch payload: LEN bcn:%d, req:%d, rsp:%d",
synch_event->bcn_probe_rsp_len,
synch_event->reassoc_req_len,
synch_event->reassoc_rsp_len);
/*
* If lengths of bcn_probe_rsp, reassoc_req and reassoc_rsp are zero in
* synch_event driver would have received bcn_probe_rsp, reassoc_req
* and reassoc_rsp via the event WMI_ROAM_SYNCH_FRAME_EVENTID
*/
if ((!synch_event->bcn_probe_rsp_len) &&
(!synch_event->reassoc_req_len) &&
(!synch_event->reassoc_rsp_len)) {
bcn_probe_rsp_len = wma->interfaces[synch_event->vdev_id].
roam_synch_frame_ind.
bcn_probe_rsp_len;
reassoc_req_len = wma->interfaces[synch_event->vdev_id].
roam_synch_frame_ind.reassoc_req_len;
reassoc_rsp_len = wma->interfaces[synch_event->vdev_id].
roam_synch_frame_ind.reassoc_rsp_len;
roam_synch_data_len = bcn_probe_rsp_len + reassoc_rsp_len +
reassoc_req_len + sizeof(roam_offload_synch_ind);
WMA_LOGD("Updated synch payload: LEN bcn:%d, req:%d, rsp:%d",
bcn_probe_rsp_len,
reassoc_req_len,
reassoc_rsp_len);
} else {
bcn_probe_rsp_len = synch_event->bcn_probe_rsp_len;
reassoc_req_len = synch_event->reassoc_req_len;
reassoc_rsp_len = synch_event->reassoc_rsp_len;
if (synch_event->bcn_probe_rsp_len > WMI_SVC_MSG_MAX_SIZE)
goto cleanup_label;
if (synch_event->reassoc_rsp_len >
(WMI_SVC_MSG_MAX_SIZE - synch_event->bcn_probe_rsp_len))
goto cleanup_label;
if (synch_event->reassoc_req_len >
WMI_SVC_MSG_MAX_SIZE - (synch_event->bcn_probe_rsp_len +
synch_event->reassoc_rsp_len))
goto cleanup_label;
roam_synch_data_len = bcn_probe_rsp_len +
reassoc_rsp_len + reassoc_req_len;
/*
* Below is the check for the entire size of the message
* received from the firmware.
*/
if (roam_synch_data_len > WMI_SVC_MSG_MAX_SIZE -
(sizeof(*synch_event) + sizeof(wmi_channel) +
sizeof(wmi_key_material) + sizeof(uint32_t)))
goto cleanup_label;
roam_synch_data_len += sizeof(roam_offload_synch_ind);
}
WMA_LOGI("synch payload: LEN bcn:%d, req:%d, rsp:%d",
bcn_probe_rsp_len,
reassoc_req_len,
reassoc_rsp_len);
cds_host_diag_log_work(&wma->roam_ho_wl,
WMA_ROAM_HO_WAKE_LOCK_DURATION,
WIFI_POWER_EVENT_WAKELOCK_WOW);
qdf_wake_lock_timeout_acquire(&wma->roam_ho_wl,
WMA_ROAM_HO_WAKE_LOCK_DURATION);
wma->interfaces[synch_event->vdev_id].roam_synch_in_progress = true;
roam_synch_ind_ptr =
(roam_offload_synch_ind *)qdf_mem_malloc(roam_synch_data_len);
if (!roam_synch_ind_ptr) {
WMA_LOGE("%s: failed to allocate memory for roam_synch_event",
__func__);
QDF_ASSERT(roam_synch_ind_ptr != NULL);
status = -ENOMEM;
goto cleanup_label;
}
qdf_mem_zero(roam_synch_ind_ptr, roam_synch_data_len);
status = wma_fill_roam_synch_buffer(wma,
roam_synch_ind_ptr, param_buf);
if (status != 0)
goto cleanup_label;
/* 24 byte MAC header and 12 byte to ssid IE */
if (roam_synch_ind_ptr->beaconProbeRespLength >
(SIR_MAC_HDR_LEN_3A + SIR_MAC_B_PR_SSID_OFFSET)) {
ie_len = roam_synch_ind_ptr->beaconProbeRespLength -
(SIR_MAC_HDR_LEN_3A + SIR_MAC_B_PR_SSID_OFFSET);
} else {
WMA_LOGE("LFR3: Invalid Beacon Length");
goto cleanup_label;
}
bss_desc_ptr = qdf_mem_malloc(sizeof(tSirBssDescription) + ie_len);
if (NULL == bss_desc_ptr) {
WMA_LOGE("LFR3: mem alloc failed!");
QDF_ASSERT(bss_desc_ptr != NULL);
status = -ENOMEM;
goto cleanup_label;
}
qdf_mem_zero(bss_desc_ptr, sizeof(tSirBssDescription) + ie_len);
if (QDF_IS_STATUS_ERROR(wma->pe_roam_synch_cb(
(tpAniSirGlobal)wma->mac_context,
roam_synch_ind_ptr, bss_desc_ptr))) {
WMA_LOGE("LFR3: PE roam synch cb failed");
status = -EBUSY;
goto cleanup_label;
}
wma_roam_update_vdev(wma, roam_synch_ind_ptr);
wma->csr_roam_synch_cb((tpAniSirGlobal)wma->mac_context,
roam_synch_ind_ptr, bss_desc_ptr, SIR_ROAM_SYNCH_PROPAGATION);
wma_process_roam_synch_complete(wma, synch_event->vdev_id);
/* update freq and channel width */
wma->interfaces[synch_event->vdev_id].mhz =
roam_synch_ind_ptr->chan_freq;
if (roam_synch_ind_ptr->join_rsp)
wma->interfaces[synch_event->vdev_id].chan_width =
roam_synch_ind_ptr->join_rsp->vht_channel_width;
wma->csr_roam_synch_cb((tpAniSirGlobal)wma->mac_context,
roam_synch_ind_ptr, bss_desc_ptr, SIR_ROAM_SYNCH_COMPLETE);
wma->interfaces[synch_event->vdev_id].roam_synch_delay =
qdf_get_system_timestamp() - roam_synch_received;
WMA_LOGD("LFR3: roam_synch_delay:%d",
wma->interfaces[synch_event->vdev_id].roam_synch_delay);
wma->csr_roam_synch_cb((tpAniSirGlobal)wma->mac_context,
roam_synch_ind_ptr, bss_desc_ptr, SIR_ROAM_SYNCH_NAPI_OFF);
status = 0;
cleanup_label:
if (status != 0) {
if (roam_synch_ind_ptr)
wma->csr_roam_synch_cb((tpAniSirGlobal)wma->mac_context,
roam_synch_ind_ptr, NULL, SIR_ROAMING_ABORT);
roam_req = qdf_mem_malloc(sizeof(tSirRoamOffloadScanReq));
if (roam_req && synch_event) {
roam_req->Command = ROAM_SCAN_OFFLOAD_STOP;
roam_req->reason = REASON_ROAM_SYNCH_FAILED;
roam_req->sessionId = synch_event->vdev_id;
wma_process_roaming_config(wma, roam_req);
}
}
if (roam_synch_ind_ptr && roam_synch_ind_ptr->join_rsp)
qdf_mem_free(roam_synch_ind_ptr->join_rsp);
if (roam_synch_ind_ptr)
qdf_mem_free(roam_synch_ind_ptr);
if (bss_desc_ptr)
qdf_mem_free(bss_desc_ptr);
if (wma && synch_event)
wma->interfaces[synch_event->vdev_id].roam_synch_in_progress =
false;
return status;
}
int wma_roam_synch_frame_event_handler(void *handle, uint8_t *event,
uint32_t len)
{
WMI_ROAM_SYNCH_FRAME_EVENTID_param_tlvs *param_buf = NULL;
wmi_roam_synch_frame_event_fixed_param *synch_frame_event = NULL;
tp_wma_handle wma = (tp_wma_handle) handle;
A_UINT32 vdev_id;
struct wma_txrx_node *iface = NULL;
int status = -EINVAL;
WMA_LOGD("LFR3:Synch Frame event");
if (!event) {
WMA_LOGE("event param null");
goto cleanup_label;
}
param_buf = (WMI_ROAM_SYNCH_FRAME_EVENTID_param_tlvs *) event;
if (!param_buf) {
WMA_LOGE("received null buf from target");
goto cleanup_label;
}
synch_frame_event = param_buf->fixed_param;
if (!synch_frame_event) {
WMA_LOGE("received null event data from target");
goto cleanup_label;
}
if (synch_frame_event->vdev_id >= wma->max_bssid) {
WMA_LOGE("received invalid vdev_id %d",
synch_frame_event->vdev_id);
goto cleanup_label;
}
vdev_id = synch_frame_event->vdev_id;
iface = &wma->interfaces[vdev_id];
if (wma_is_roam_synch_in_progress(wma, vdev_id)) {
WMA_LOGE("Ignoring this event as it is unexpected");
goto cleanup_label;
}
WMA_LOGD("LFR3: Received ROAM_SYNCH_FRAME_EVENT");
WMA_LOGD("synch frame payload: LEN bcn:%d, req:%d, rsp:%d morefrag: %d",
synch_frame_event->bcn_probe_rsp_len,
synch_frame_event->reassoc_req_len,
synch_frame_event->reassoc_rsp_len,
synch_frame_event->more_frag);
if (synch_frame_event->bcn_probe_rsp_len) {
iface->roam_synch_frame_ind.bcn_probe_rsp_len =
synch_frame_event->bcn_probe_rsp_len;
iface->roam_synch_frame_ind.is_beacon =
synch_frame_event->is_beacon;
iface->roam_synch_frame_ind.bcn_probe_rsp =
qdf_mem_malloc(iface->roam_synch_frame_ind.
bcn_probe_rsp_len);
if (!iface->roam_synch_frame_ind.bcn_probe_rsp) {
WMA_LOGE("failed to allocate memory for bcn_probe_rsp");
QDF_ASSERT(iface->roam_synch_frame_ind.
bcn_probe_rsp != NULL);
status = -ENOMEM;
goto cleanup_label;
}
qdf_mem_copy(iface->roam_synch_frame_ind.
bcn_probe_rsp,
param_buf->bcn_probe_rsp_frame,
iface->roam_synch_frame_ind.bcn_probe_rsp_len);
}
if (synch_frame_event->reassoc_req_len) {
iface->roam_synch_frame_ind.reassoc_req_len =
synch_frame_event->reassoc_req_len;
iface->roam_synch_frame_ind.reassoc_req =
qdf_mem_malloc(iface->roam_synch_frame_ind.
reassoc_req_len);
if (!iface->roam_synch_frame_ind.reassoc_req) {
WMA_LOGE("failed to allocate memory for reassoc_req");
QDF_ASSERT(iface->roam_synch_frame_ind.
reassoc_req != NULL);
status = -ENOMEM;
goto cleanup_label;
}
qdf_mem_copy(iface->roam_synch_frame_ind.reassoc_req,
param_buf->reassoc_req_frame,
iface->roam_synch_frame_ind.reassoc_req_len);
}
if (synch_frame_event->reassoc_rsp_len) {
iface->roam_synch_frame_ind.reassoc_rsp_len =
synch_frame_event->reassoc_rsp_len;
iface->roam_synch_frame_ind.reassoc_rsp =
qdf_mem_malloc(iface->roam_synch_frame_ind.
reassoc_rsp_len);
if (!iface->roam_synch_frame_ind.reassoc_rsp) {
WMA_LOGE("failed to allocate memory for reassoc_req");
QDF_ASSERT(iface->roam_synch_frame_ind.
reassoc_rsp != NULL);
status = -ENOMEM;
goto cleanup_label;
}
qdf_mem_copy(iface->roam_synch_frame_ind.reassoc_rsp,
param_buf->reassoc_rsp_frame,
iface->roam_synch_frame_ind.reassoc_rsp_len);
}
return 0;
cleanup_label:
if (iface && (iface->roam_synch_frame_ind.bcn_probe_rsp)) {
qdf_mem_free(iface->roam_synch_frame_ind.
bcn_probe_rsp);
iface->roam_synch_frame_ind.bcn_probe_rsp = NULL;
}
if (iface && (iface->roam_synch_frame_ind.reassoc_req)) {
qdf_mem_free(iface->roam_synch_frame_ind.reassoc_req);
iface->roam_synch_frame_ind.reassoc_req = NULL;
}
if (iface && (iface->roam_synch_frame_ind.reassoc_rsp)) {
qdf_mem_free(iface->roam_synch_frame_ind.reassoc_rsp);
iface->roam_synch_frame_ind.reassoc_rsp = NULL;
}
return status;
}
/**
* wma_roam_scan_fill_self_caps() - fill capabilities
* @wma_handle: wma handle
* @roam_offload_params: offload parameters
* @roam_req: roam request
*
* This function fills roam self capablities.
*
* Return: QDF status
*/
QDF_STATUS wma_roam_scan_fill_self_caps(tp_wma_handle wma_handle,
roam_offload_param *
roam_offload_params,
tSirRoamOffloadScanReq *roam_req)
{
struct sAniSirGlobal *pMac = NULL;
tSirMacCapabilityInfo selfCaps;
uint32_t val = 0;
uint32_t nCfgValue;
uint16_t *pCfgValue16;
uint8_t nCfgValue8, *pCfgValue8;
tSirMacQosInfoStation macQosInfoSta;
union {
uint16_t nCfgValue16;
tSirMacHTCapabilityInfo htCapInfo;
tSirMacExtendedHTCapabilityInfo extHtCapInfo;
} uHTCapabilityInfo;
qdf_mem_set(&macQosInfoSta, sizeof(tSirMacQosInfoStation), 0);
/* Roaming is done only for INFRA STA type.
* So, ess will be one and ibss will be Zero
*/
pMac = cds_get_context(QDF_MODULE_ID_PE);
if (!pMac) {
WMA_LOGE("%s:NULL pMac ptr. Exiting", __func__);
QDF_ASSERT(0);
return QDF_STATUS_E_FAILURE;
}
if (wlan_cfg_get_int(pMac, WNI_CFG_PRIVACY_ENABLED, &val) !=
eSIR_SUCCESS) {
QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR,
"Failed to get WNI_CFG_PRIVACY_ENABLED");
return QDF_STATUS_E_FAILURE;
}
selfCaps.ess = 1;
selfCaps.ibss = 0;
if (val)
selfCaps.privacy = 1;
if (wlan_cfg_get_int(pMac, WNI_CFG_SHORT_PREAMBLE, &val) !=
eSIR_SUCCESS) {
QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR,
"Failed to get WNI_CFG_SHORT_PREAMBLE");
return QDF_STATUS_E_FAILURE;
}
if (val)
selfCaps.shortPreamble = 1;
selfCaps.pbcc = 0;
selfCaps.channelAgility = 0;
if (wlan_cfg_get_int(pMac, WNI_CFG_11G_SHORT_SLOT_TIME_ENABLED,
&val) != eSIR_SUCCESS) {
QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR,
"Failed to get WNI_CFG_11G_SHORT_SLOT_TIME_ENABLED");
return QDF_STATUS_E_FAILURE;
}
if (val)
selfCaps.shortSlotTime = 1;
if (wlan_cfg_get_int(pMac, WNI_CFG_11H_ENABLED, &val) != eSIR_SUCCESS) {
QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR,
"Failed to get WNI_CFG_11H_ENABLED");
return QDF_STATUS_E_FAILURE;
}
if (val)
selfCaps.spectrumMgt = 1;
if (wlan_cfg_get_int(pMac, WNI_CFG_QOS_ENABLED, &val) != eSIR_SUCCESS) {
QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR,
"Failed to get WNI_CFG_QOS_ENABLED");
return QDF_STATUS_E_FAILURE;
}
if (val)
selfCaps.qos = 1;
if (wlan_cfg_get_int(pMac, WNI_CFG_APSD_ENABLED, &val) !=
eSIR_SUCCESS) {
QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR,
"Failed to get WNI_CFG_APSD_ENABLED");
return QDF_STATUS_E_FAILURE;
}
if (val)
selfCaps.apsd = 1;
selfCaps.rrm = pMac->rrm.rrmSmeContext.rrmConfig.rrm_enabled;
if (wlan_cfg_get_int(pMac, WNI_CFG_BLOCK_ACK_ENABLED, &val) !=
eSIR_SUCCESS) {
QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR,
"Failed to get WNI_CFG_BLOCK_ACK_ENABLED");
return QDF_STATUS_E_FAILURE;
}
selfCaps.delayedBA =
(uint16_t) ((val >> WNI_CFG_BLOCK_ACK_ENABLED_DELAYED) & 1);
selfCaps.immediateBA =
(uint16_t) ((val >> WNI_CFG_BLOCK_ACK_ENABLED_IMMEDIATE) & 1);
pCfgValue16 = (uint16_t *) &selfCaps;
roam_offload_params->capability = (*pCfgValue16) & 0xFFFF;
if (wlan_cfg_get_int(pMac, WNI_CFG_HT_CAP_INFO, &nCfgValue) !=
eSIR_SUCCESS) {
QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR,
"Failed to get WNI_CFG_HT_CAP_INFO");
return QDF_STATUS_E_FAILURE;
}
uHTCapabilityInfo.nCfgValue16 = nCfgValue & 0xFFFF;
roam_offload_params->ht_caps_info =
uHTCapabilityInfo.nCfgValue16 & 0xFFFF;
if (wlan_cfg_get_int(pMac, WNI_CFG_HT_AMPDU_PARAMS, &nCfgValue) !=
eSIR_SUCCESS) {
QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR,
"Failed to get WNI_CFG_HT_AMPDU_PARAMS");
return QDF_STATUS_E_FAILURE;
}
/* tSirMacHTParametersInfo */
nCfgValue8 = (uint8_t) nCfgValue;
roam_offload_params->ampdu_param = (nCfgValue8) & 0xFF;
val = ROAM_OFFLOAD_NUM_MCS_SET;
if (wlan_cfg_get_str(pMac, WNI_CFG_SUPPORTED_MCS_SET,
(uint8_t *) roam_offload_params->mcsset,
&val) != eSIR_SUCCESS) {
QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR,
"Failed to get WNI_CFG_SUPPORTED_MCS_SET");
return QDF_STATUS_E_FAILURE;
}
if (wlan_cfg_get_int(pMac, WNI_CFG_EXT_HT_CAP_INFO, &nCfgValue) !=
eSIR_SUCCESS) {
QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR,
"Failed to get WNI_CFG_EXT_HT_CAP_INFO");
return QDF_STATUS_E_FAILURE;
}
/* uHTCapabilityInfo.extHtCapInfo */
uHTCapabilityInfo.nCfgValue16 = nCfgValue & 0xFFFF;
roam_offload_params->ht_ext_cap =
uHTCapabilityInfo.nCfgValue16 & 0xFFFF;
if (wlan_cfg_get_int(pMac, WNI_CFG_TX_BF_CAP, &nCfgValue) !=
eSIR_SUCCESS) {
QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR,
"Failed to get WNI_CFG_TX_BF_CAP");
return QDF_STATUS_E_FAILURE;
}
/* tSirMacTxBFCapabilityInfo */
nCfgValue8 = (uint8_t) nCfgValue;
roam_offload_params->ht_txbf = nCfgValue8 & 0xFF;
if (wlan_cfg_get_int(pMac, WNI_CFG_AS_CAP, &nCfgValue) !=
eSIR_SUCCESS) {
QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR,
"Failed to get WNI_CFG_AS_CAP");
return QDF_STATUS_E_FAILURE;
}
/* tSirMacASCapabilityInfo */
nCfgValue8 = (uint8_t) nCfgValue;
roam_offload_params->asel_cap = nCfgValue8 & 0xFF;
/* QOS Info */
if (wlan_cfg_get_int(pMac, WNI_CFG_MAX_SP_LENGTH, &nCfgValue) !=
eSIR_SUCCESS) {
QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR,
"Failed to get WNI_CFG_MAX_SP_LENGTH");
return QDF_STATUS_E_FAILURE;
}
nCfgValue8 = (uint8_t) nCfgValue;
macQosInfoSta.maxSpLen = nCfgValue8;
macQosInfoSta.moreDataAck = 0;
macQosInfoSta.qack = 0;
macQosInfoSta.acbe_uapsd = roam_req->AcUapsd.acbe_uapsd;
macQosInfoSta.acbk_uapsd = roam_req->AcUapsd.acbk_uapsd;
macQosInfoSta.acvi_uapsd = roam_req->AcUapsd.acvi_uapsd;
macQosInfoSta.acvo_uapsd = roam_req->AcUapsd.acvo_uapsd;
pCfgValue8 = (uint8_t *) &macQosInfoSta;
/* macQosInfoSta Only queue_request is set.Refer to
* populate_dot11f_wmm_caps for more details
*/
roam_offload_params->qos_caps = (*pCfgValue8) & 0xFF;
if (roam_offload_params->qos_caps)
roam_offload_params->qos_enabled = true;
roam_offload_params->wmm_caps = 0x4 & 0xFF;
return QDF_STATUS_SUCCESS;
}
/**
* wma_set_ric_req() - set ric request element
* @wma: wma handle
* @msg: message
* @is_add_ts: is addts required
*
* This function sets ric request element for 11r roaming.
*
* Return: none
*/
void wma_set_ric_req(tp_wma_handle wma, void *msg, uint8_t is_add_ts)
{
if (!wma) {
WMA_LOGE("%s: wma handle is NULL", __func__);
return;
}
wmi_unified_set_ric_req_cmd(wma->wmi_handle, msg, is_add_ts);
}
#endif /* WLAN_FEATURE_ROAM_OFFLOAD */
/**
* wma_rssi_breached_event_handler() - rssi breached event handler
* @handle: wma handle
* @cmd_param_info: event handler data
* @len: length of @cmd_param_info
*
* Return: 0 on success; error number otherwise
*/
int wma_rssi_breached_event_handler(void *handle,
u_int8_t *cmd_param_info, u_int32_t len)
{
WMI_RSSI_BREACH_EVENTID_param_tlvs *param_buf;
wmi_rssi_breach_event_fixed_param *event;
struct rssi_breach_event rssi;
tpAniSirGlobal mac = cds_get_context(QDF_MODULE_ID_PE);
if (!mac) {
WMA_LOGE("%s: Invalid mac context", __func__);
return -EINVAL;
}
if (!mac->sme.rssi_threshold_breached_cb) {
WMA_LOGE("%s: Callback not registered", __func__);
return -EINVAL;
}
param_buf = (WMI_RSSI_BREACH_EVENTID_param_tlvs *)cmd_param_info;
if (!param_buf) {
WMA_LOGE("%s: Invalid rssi breached event", __func__);
return -EINVAL;
}
event = param_buf->fixed_param;
rssi.request_id = event->request_id;
rssi.session_id = event->vdev_id;
rssi.curr_rssi = event->rssi + WMA_TGT_NOISE_FLOOR_DBM;
WMI_MAC_ADDR_TO_CHAR_ARRAY(&event->bssid, rssi.curr_bssid.bytes);
WMA_LOGD("%s: req_id: %u vdev_id: %d curr_rssi: %d", __func__,
rssi.request_id, rssi.session_id, rssi.curr_rssi);
WMA_LOGI("%s: curr_bssid: %pM", __func__, rssi.curr_bssid.bytes);
mac->sme.rssi_threshold_breached_cb(mac->hHdd, &rssi);
WMA_LOGD("%s: Invoke HDD rssi breached callback", __func__);
return 0;
}
#ifdef WLAN_FEATURE_ROAM_OFFLOAD
/**
* wma_roam_ho_fail_handler() - LFR3.0 roam hand off failed handler
* @wma: wma handle
* @vdev_id: vdev id
*
* Return: none
*/
static void wma_roam_ho_fail_handler(tp_wma_handle wma, uint32_t vdev_id)
{
tSirSmeHOFailureInd *ho_failure_ind;
struct scheduler_msg sme_msg = { 0 };
QDF_STATUS qdf_status;
ho_failure_ind = qdf_mem_malloc(sizeof(tSirSmeHOFailureInd));
if (NULL == ho_failure_ind) {
WMA_LOGE("%s: Memory allocation failure", __func__);
return;
}
ho_failure_ind->sessionId = vdev_id;
sme_msg.type = eWNI_SME_HO_FAIL_IND;
sme_msg.bodyptr = ho_failure_ind;
sme_msg.bodyval = 0;
qdf_status = scheduler_post_msg(QDF_MODULE_ID_SME, &sme_msg);
if (!QDF_IS_STATUS_SUCCESS(qdf_status)) {
WMA_LOGE("Fail to post eWNI_SME_HO_FAIL_IND msg to SME");
qdf_mem_free(ho_failure_ind);
return;
}
}
/**
* wma_process_roam_synch_complete() - roam synch complete command to fw.
* @handle: wma handle
* @synchcnf: offload synch confirmation params
*
* This function sends roam synch complete event to fw.
*
* Return: none
*/
void wma_process_roam_synch_complete(WMA_HANDLE handle, uint8_t vdev_id)
{
tp_wma_handle wma_handle = (tp_wma_handle) handle;
if (!wma_handle || !wma_handle->wmi_handle) {
WMA_LOGE("%s: WMA is closed, can not issue roam synch cnf",
__func__);
return;
}
if (wmi_unified_roam_synch_complete_cmd(wma_handle->wmi_handle,
vdev_id)) {
return;
}
DPTRACE(qdf_dp_trace_record_event(QDF_DP_TRACE_EVENT_RECORD,
vdev_id, QDF_TRACE_DEFAULT_PDEV_ID,
QDF_PROTO_TYPE_EVENT, QDF_ROAM_COMPLETE));
WMA_LOGI("LFR3: Posting WMA_ROAM_OFFLOAD_SYNCH_CNF");
wlan_roam_debug_log(vdev_id, DEBUG_ROAM_SYNCH_CNF,
DEBUG_INVALID_PEER_ID, NULL, NULL, 0, 0);
}
#endif /* WLAN_FEATURE_ROAM_OFFLOAD */
/**
* wma_switch_channel() - WMA api to switch channel dynamically
* @wma: Pointer of WMA context
* @req: Pointer vdev_start having channel switch info.
*
* Return: 0 for success, otherwise appropriate error code
*/
static QDF_STATUS wma_switch_channel(tp_wma_handle wma,
struct wma_vdev_start_req *req)
{
wmi_buf_t buf;
wmi_channel *cmd;
int32_t len, ret;
WLAN_PHY_MODE chanmode;
struct wma_txrx_node *intr = wma->interfaces;
tpAniSirGlobal pmac;
pmac = cds_get_context(QDF_MODULE_ID_PE);
if (pmac == NULL) {
WMA_LOGE("%s: vdev start failed as pmac is NULL", __func__);
return QDF_STATUS_E_FAILURE;
}
len = sizeof(*cmd);
buf = wmi_buf_alloc(wma->wmi_handle, len);
if (!buf) {
WMA_LOGE("%s : wmi_buf_alloc failed", __func__);
return QDF_STATUS_E_NOMEM;
}
cmd = (wmi_channel *)wmi_buf_data(buf);
WMITLV_SET_HDR(&cmd->tlv_header,
WMITLV_TAG_STRUC_wmi_channel,
WMITLV_GET_STRUCT_TLVLEN(wmi_channel));
/* Fill channel info */
cmd->mhz = cds_chan_to_freq(req->chan);
chanmode = wma_chan_phy_mode(req->chan, req->chan_width,
req->dot11_mode);
intr[req->vdev_id].chanmode = chanmode; /* save channel mode */
intr[req->vdev_id].ht_capable = req->ht_capable;
intr[req->vdev_id].vht_capable = req->vht_capable;
intr[req->vdev_id].config.gtx_info.gtxRTMask[0] =
CFG_TGT_DEFAULT_GTX_HT_MASK;
intr[req->vdev_id].config.gtx_info.gtxRTMask[1] =
CFG_TGT_DEFAULT_GTX_VHT_MASK;
if (wlan_cfg_get_int(pmac, WNI_CFG_TGT_GTX_USR_CFG,
&intr[req->vdev_id].config.gtx_info.gtxUsrcfg) != eSIR_SUCCESS) {
intr[req->vdev_id].config.gtx_info.gtxUsrcfg =
WNI_CFG_TGT_GTX_USR_CFG_STADEF;
QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_WARN,
"Failed to get WNI_CFG_TGT_GTX_USR_CFG");
}
intr[req->vdev_id].config.gtx_info.gtxPERThreshold =
CFG_TGT_DEFAULT_GTX_PER_THRESHOLD;
intr[req->vdev_id].config.gtx_info.gtxPERMargin =
CFG_TGT_DEFAULT_GTX_PER_MARGIN;
intr[req->vdev_id].config.gtx_info.gtxTPCstep =
CFG_TGT_DEFAULT_GTX_TPC_STEP;
intr[req->vdev_id].config.gtx_info.gtxTPCMin =
CFG_TGT_DEFAULT_GTX_TPC_MIN;
intr[req->vdev_id].config.gtx_info.gtxBWMask =
CFG_TGT_DEFAULT_GTX_BW_MASK;
intr[req->vdev_id].mhz = cmd->mhz;
WMI_SET_CHANNEL_MODE(cmd, chanmode);
cmd->band_center_freq1 = cmd->mhz;
if (chanmode == MODE_11AC_VHT80)
cmd->band_center_freq1 =
cds_chan_to_freq(req->ch_center_freq_seg0);
if ((chanmode == MODE_11NA_HT40) || (chanmode == MODE_11NG_HT40) ||
(chanmode == MODE_11AC_VHT40)) {
if (req->chan_width == CH_WIDTH_80MHZ)
cmd->band_center_freq1 += 10;
else
cmd->band_center_freq1 -= 10;
}
cmd->band_center_freq2 = 0;
/* Set half or quarter rate WMI flags */
if (req->is_half_rate)
WMI_SET_CHANNEL_FLAG(cmd, WMI_CHAN_FLAG_HALF_RATE);
else if (req->is_quarter_rate)
WMI_SET_CHANNEL_FLAG(cmd, WMI_CHAN_FLAG_QUARTER_RATE);
/* Find out min, max and regulatory power levels */
WMI_SET_CHANNEL_REG_POWER(cmd, req->max_txpow);
WMI_SET_CHANNEL_MAX_TX_POWER(cmd, req->max_txpow);
WMA_LOGE("%s: freq %d channel %d chanmode %d center_chan %d center_freq2 %d reg_info_1: 0x%x reg_info_2: 0x%x, req->max_txpow: 0x%x",
__func__, cmd->mhz, req->chan, chanmode,
cmd->band_center_freq1, cmd->band_center_freq2,
cmd->reg_info_1, cmd->reg_info_2, req->max_txpow);
ret = wmi_unified_cmd_send(wma->wmi_handle, buf, len,
WMI_PDEV_SET_CHANNEL_CMDID);
if (ret < 0) {
WMA_LOGP("%s: Failed to send vdev start command", __func__);
wmi_buf_free(buf);
return QDF_STATUS_E_FAILURE;
}
return QDF_STATUS_SUCCESS;
}
/**
* wma_set_channel() - set channel
* @wma: wma handle
* @params: switch channel parameters
*
* Return: none
*/
void wma_set_channel(tp_wma_handle wma, tpSwitchChannelParams params)
{
struct wma_vdev_start_req req;
struct wma_target_req *msg;
QDF_STATUS status = QDF_STATUS_SUCCESS;
uint8_t vdev_id, peer_id;
void *peer;
struct cdp_pdev *pdev;
struct wma_txrx_node *intr = wma->interfaces;
struct policy_mgr_hw_mode_params hw_mode = {0};
void *soc = cds_get_context(QDF_MODULE_ID_SOC);
uint16_t beacon_interval_ori;
WMA_LOGD("%s: Enter", __func__);
if (!wma_find_vdev_by_addr(wma, params->selfStaMacAddr, &vdev_id)) {
WMA_LOGP("%s: Failed to find vdev id for %pM",
__func__, params->selfStaMacAddr);
status = QDF_STATUS_E_FAILURE;
goto send_resp;
}
pdev = cds_get_context(QDF_MODULE_ID_TXRX);
if (NULL == pdev) {
WMA_LOGE("%s: Failed to get pdev", __func__);
status = QDF_STATUS_E_FAILURE;
goto send_resp;
}
peer = cdp_peer_find_by_addr(soc,
pdev,
intr[vdev_id].bssid, &peer_id);
qdf_mem_zero(&req, sizeof(req));
req.vdev_id = vdev_id;
req.chan = params->channelNumber;
req.chan_width = params->ch_width;
if (params->ch_width == CH_WIDTH_10MHZ)
req.is_half_rate = 1;
else if (params->ch_width == CH_WIDTH_5MHZ)
req.is_quarter_rate = 1;
req.vht_capable = params->vhtCapable;
req.ch_center_freq_seg0 = params->ch_center_freq_seg0;
req.ch_center_freq_seg1 = params->ch_center_freq_seg1;
req.dot11_mode = params->dot11_mode;
wma_update_vdev_he_capable(&req, params);
WMA_LOGI(FL("vht_capable: %d, dot11_mode: %d"),
req.vht_capable, req.dot11_mode);
status = policy_mgr_get_current_hw_mode(wma->psoc, &hw_mode);
if (!QDF_IS_STATUS_SUCCESS(status))
WMA_LOGE("policy_mgr_get_current_hw_mode failed");
if (params->nss == 2) {
req.preferred_rx_streams = 2;
req.preferred_tx_streams = 2;
} else {
req.preferred_rx_streams = 1;
req.preferred_tx_streams = 1;
}
req.max_txpow = params->maxTxPower;
req.beacon_intval = 100;
req.dtim_period = 1;
req.is_dfs = params->isDfsChannel;
req.cac_duration_ms = params->cac_duration_ms;
req.dfs_regdomain = params->dfs_regdomain;
/* In case of AP mode, once radar is detected, we need to
* issuse VDEV RESTART, so we making is_channel_switch as
* true
*/
if ((wma_is_vdev_in_ap_mode(wma, req.vdev_id) == true) ||
(params->restart_on_chan_switch == true))
wma->interfaces[req.vdev_id].is_channel_switch = true;
if (params->restart_on_chan_switch == true &&
wma->interfaces[req.vdev_id].beacon_filter_enabled)
wma_remove_beacon_filter(wma,
&wma->interfaces[req.vdev_id].beacon_filter);
if ((wma_is_vdev_in_ap_mode(wma, req.vdev_id) == true) &&
(params->reduced_beacon_interval)) {
/* Reduce the beacon interval just before the channel switch.
* This would help in reducing the downtime on the STA side
* (which is waiting for beacons from the AP to resume back
* transmission). Switch back the beacon_interval to its
* original value after the channel switch based on the
* timeout. This would ensure there are atleast some beacons
* sent with increased frequency.
*/
WMA_LOGD("%s: Changing beacon interval to %d",
__func__, params->reduced_beacon_interval);
/* Add a timer to reset the beacon interval back*/
beacon_interval_ori = req.beacon_intval;
req.beacon_intval = params->reduced_beacon_interval;
if (wma_fill_beacon_interval_reset_req(wma,
req.vdev_id,
beacon_interval_ori,
RESET_BEACON_INTERVAL_TIMEOUT)) {
WMA_LOGD("%s: Failed to fill beacon interval reset req",
__func__);
}
}
if (QDF_GLOBAL_MONITOR_MODE == cds_get_conparam() &&
wma_is_vdev_up(vdev_id)) {
status = wma_switch_channel(wma, &req);
if (status != QDF_STATUS_SUCCESS)
WMA_LOGE("%s: wma_switch_channel failed %d\n", __func__,
status);
/* This is temporary, should be removed */
ol_htt_mon_note_chan(pdev, req.chan);
goto send_resp;
} else {
msg = wma_fill_vdev_req(wma, req.vdev_id, WMA_CHNL_SWITCH_REQ,
WMA_TARGET_REQ_TYPE_VDEV_START, params,
WMA_VDEV_START_REQUEST_TIMEOUT);
if (!msg) {
WMA_LOGP("%s: Failed to fill channel switch request for vdev %d",
__func__, req.vdev_id);
status = QDF_STATUS_E_NOMEM;
goto send_resp;
}
status = wma_vdev_start(wma, &req,
wma->interfaces[req.vdev_id].is_channel_switch);
if (status != QDF_STATUS_SUCCESS) {
wma_remove_vdev_req(wma, req.vdev_id,
WMA_TARGET_REQ_TYPE_VDEV_START);
WMA_LOGP("%s: vdev start failed status = %d", __func__,
status);
goto send_resp;
}
/* This is temporary, should be removed */
if (QDF_GLOBAL_MONITOR_MODE == cds_get_conparam())
ol_htt_mon_note_chan(pdev, req.chan);
}
return;
send_resp:
WMA_LOGD("%s: channel %d ch_width %d txpower %d status %d", __func__,
params->channelNumber, params->ch_width,
params->maxTxPower,
status);
params->status = status;
WMA_LOGI("%s: sending WMA_SWITCH_CHANNEL_RSP, status = 0x%x",
__func__, status);
wma_send_msg_high_priority(wma, WMA_SWITCH_CHANNEL_RSP,
(void *)params, 0);
}
#ifdef FEATURE_WLAN_ESE
/**
* wma_plm_start() - plm start request
* @wma: wma handle
* @plm: plm request parameters
*
* This function request FW to start PLM.
*
* Return: QDF status
*/
QDF_STATUS wma_plm_start(tp_wma_handle wma, const tpSirPlmReq plm)
{
struct plm_req_params params = {0};
uint32_t num_channels;
uint32_t *channel_list = NULL;
uint32_t i;
QDF_STATUS status;
if (NULL == plm || NULL == wma) {
WMA_LOGE("%s: input pointer is NULL ", __func__);
return QDF_STATUS_E_FAILURE;
}
WMA_LOGD("PLM Start");
num_channels = plm->plmNumCh;
if (num_channels) {
channel_list = qdf_mem_malloc(sizeof(uint32_t) * num_channels);
if (!channel_list)
return QDF_STATUS_E_FAILURE;
for (i = 0; i < num_channels; i++) {
channel_list[i] = plm->plmChList[i];
if (channel_list[i] < WMA_NLO_FREQ_THRESH)
channel_list[i] =
cds_chan_to_freq(channel_list[i]);
}
}
params.diag_token = plm->diag_token;
params.meas_token = plm->meas_token;
params.num_bursts = plm->numBursts;
params.burst_int = plm->burstInt;
params.meas_duration = plm->measDuration;
params.burst_len = plm->burstLen;
params.desired_tx_pwr = plm->desiredTxPwr;
params.plm_num_ch = plm->plmNumCh;
params.session_id = plm->sessionId;
params.enable = plm->enable;
qdf_mem_copy(&params.mac_addr, &plm->mac_addr,
sizeof(struct qdf_mac_addr));
qdf_mem_copy(params.plm_ch_list, plm->plmChList,
WMI_CFG_VALID_CHANNEL_LIST_LEN);
status = wmi_unified_plm_start_cmd(wma->wmi_handle,
&params, channel_list);
if (QDF_IS_STATUS_ERROR(status)) {
qdf_mem_free(channel_list);
return status;
}
qdf_mem_free(channel_list);
wma->interfaces[plm->sessionId].plm_in_progress = true;
WMA_LOGD("Plm start request sent successfully for vdev %d",
plm->sessionId);
return status;
}
/**
* wma_plm_stop() - plm stop request
* @wma: wma handle
* @plm: plm request parameters
*
* This function request FW to stop PLM.
*
* Return: QDF status
*/
QDF_STATUS wma_plm_stop(tp_wma_handle wma, const tpSirPlmReq plm)
{
struct plm_req_params params = {0};
QDF_STATUS status;
if (NULL == plm || NULL == wma) {
WMA_LOGE("%s: input pointer is NULL ", __func__);
return QDF_STATUS_E_FAILURE;
}
if (false == wma->interfaces[plm->sessionId].plm_in_progress) {
WMA_LOGE("No active plm req found, skip plm stop req");
return QDF_STATUS_E_FAILURE;
}
WMA_LOGD("PLM Stop");
params.diag_token = plm->diag_token;
params.meas_token = plm->meas_token;
params.num_bursts = plm->numBursts;
params.burst_int = plm->burstInt;
params.meas_duration = plm->measDuration;
params.burst_len = plm->burstLen;
params.desired_tx_pwr = plm->desiredTxPwr;
params.plm_num_ch = plm->plmNumCh;
params.session_id = plm->sessionId;
params.enable = plm->enable;
qdf_mem_copy(&params.mac_addr, &plm->mac_addr,
sizeof(struct qdf_mac_addr));
qdf_mem_copy(params.plm_ch_list, plm->plmChList,
WMI_CFG_VALID_CHANNEL_LIST_LEN);
status = wmi_unified_plm_stop_cmd(wma->wmi_handle,
&params);
if (QDF_IS_STATUS_ERROR(status))
return status;
wma->interfaces[plm->sessionId].plm_in_progress = false;
WMA_LOGD("Plm stop request sent successfully for vdev %d",
plm->sessionId);
return status;
}
/**
* wma_config_plm()- config PLM
* @wma: wma handle
* @plm: plm request parameters
*
* Return: none
*/
void wma_config_plm(tp_wma_handle wma, tpSirPlmReq plm)
{
QDF_STATUS ret = 0;
if (NULL == plm || NULL == wma)
return;
if (plm->enable)
ret = wma_plm_start(wma, plm);
else
ret = wma_plm_stop(wma, plm);
if (ret)
WMA_LOGE("%s: PLM %s failed %d", __func__,
plm->enable ? "start" : "stop", ret);
/* SME expects WMA to free tpSirPlmReq memory after
* processing PLM request.
*/
qdf_mem_free(plm);
plm = NULL;
}
#endif
#ifdef FEATURE_WLAN_EXTSCAN
/**
* wma_extscan_wow_event_callback() - extscan wow event callback
* @handle: WMA handle
* @event: event buffer
* @len: length of @event buffer
*
* In wow case, the wow event is followed by the payload of the event
* which generated the wow event.
* payload is 4 bytes of length followed by event buffer. the first 4 bytes
* of event buffer is common tlv header, which is a combination
* of tag (higher 2 bytes) and length (lower 2 bytes). The tag is used to
* identify the event which triggered wow event.
* Payload is extracted and converted into generic tlv structure before
* being passed to this function.
*
* @Return: Errno
*/
int wma_extscan_wow_event_callback(void *handle, void *event, uint32_t len)
{
uint32_t tag = WMITLV_GET_TLVTAG(WMITLV_GET_HDR(event));
switch (tag) {
case WMITLV_TAG_STRUC_wmi_extscan_start_stop_event_fixed_param:
return wma_extscan_start_stop_event_handler(handle, event, len);
case WMITLV_TAG_STRUC_wmi_extscan_operation_event_fixed_param:
return wma_extscan_operations_event_handler(handle, event, len);
case WMITLV_TAG_STRUC_wmi_extscan_table_usage_event_fixed_param:
return wma_extscan_table_usage_event_handler(handle, event,
len);
case WMITLV_TAG_STRUC_wmi_extscan_cached_results_event_fixed_param:
return wma_extscan_cached_results_event_handler(handle, event,
len);
case WMITLV_TAG_STRUC_wmi_extscan_wlan_change_results_event_fixed_param:
return wma_extscan_change_results_event_handler(handle, event,
len);
case WMITLV_TAG_STRUC_wmi_extscan_hotlist_match_event_fixed_param:
return wma_extscan_hotlist_match_event_handler(handle, event,
len);
case WMITLV_TAG_STRUC_wmi_extscan_capabilities_event_fixed_param:
return wma_extscan_capabilities_event_handler(handle, event,
len);
default:
WMA_LOGE(FL("Unknown tag: %d"), tag);
return 0;
}
}
#endif
/**
* wma_register_extscan_event_handler() - register extscan event handler
* @wma_handle: wma handle
*
* This function register extscan related event handlers.
*
* Return: none
*/
void wma_register_extscan_event_handler(tp_wma_handle wma_handle)
{
if (!wma_handle) {
WMA_LOGE("%s: extscan wma_handle is NULL", __func__);
return;
}
wmi_unified_register_event_handler(wma_handle->wmi_handle,
WMI_EXTSCAN_START_STOP_EVENTID,
wma_extscan_start_stop_event_handler,
WMA_RX_SERIALIZER_CTX);
wmi_unified_register_event_handler(wma_handle->wmi_handle,
WMI_EXTSCAN_CAPABILITIES_EVENTID,
wma_extscan_capabilities_event_handler,
WMA_RX_SERIALIZER_CTX);
wmi_unified_register_event_handler(wma_handle->wmi_handle,
WMI_EXTSCAN_HOTLIST_MATCH_EVENTID,
wma_extscan_hotlist_match_event_handler,
WMA_RX_SERIALIZER_CTX);
wmi_unified_register_event_handler(wma_handle->wmi_handle,
WMI_EXTSCAN_WLAN_CHANGE_RESULTS_EVENTID,
wma_extscan_change_results_event_handler,
WMA_RX_SERIALIZER_CTX);
wmi_unified_register_event_handler(wma_handle->wmi_handle,
WMI_EXTSCAN_OPERATION_EVENTID,
wma_extscan_operations_event_handler,
WMA_RX_SERIALIZER_CTX);
wmi_unified_register_event_handler(wma_handle->wmi_handle,
WMI_EXTSCAN_TABLE_USAGE_EVENTID,
wma_extscan_table_usage_event_handler,
WMA_RX_SERIALIZER_CTX);
wmi_unified_register_event_handler(wma_handle->wmi_handle,
WMI_EXTSCAN_CACHED_RESULTS_EVENTID,
wma_extscan_cached_results_event_handler,
WMA_RX_SERIALIZER_CTX);
wmi_unified_register_event_handler(wma_handle->wmi_handle,
WMI_PASSPOINT_MATCH_EVENTID,
wma_passpoint_match_event_handler,
WMA_RX_SERIALIZER_CTX);
}
#ifdef FEATURE_WLAN_EXTSCAN
/**
* wma_extscan_start_stop_event_handler() - extscan start/stop event handler
* @handle: wma handle
* @cmd_param_info: event buffer
* @len: data length
*
* This function handles different extscan related commands
* like start/stop/get results etc and indicate to upper layers.
*
* Return: 0 for success or error code.
*/
int wma_extscan_start_stop_event_handler(void *handle,
uint8_t *cmd_param_info,
uint32_t len)
{
WMI_EXTSCAN_START_STOP_EVENTID_param_tlvs *param_buf;
wmi_extscan_start_stop_event_fixed_param *event;
struct sir_extscan_generic_response *extscan_ind;
uint16_t event_type;
tpAniSirGlobal pMac = cds_get_context(QDF_MODULE_ID_PE);
if (!pMac) {
WMA_LOGE("%s: Invalid pMac", __func__);
return -EINVAL;
}
if (!pMac->sme.pExtScanIndCb) {
WMA_LOGE("%s: Callback not registered", __func__);
return -EINVAL;
}
param_buf = (WMI_EXTSCAN_START_STOP_EVENTID_param_tlvs *)
cmd_param_info;
if (!param_buf) {
WMA_LOGE("%s: Invalid extscan event", __func__);
return -EINVAL;
}
event = param_buf->fixed_param;
extscan_ind = qdf_mem_malloc(sizeof(*extscan_ind));
if (!extscan_ind) {
WMA_LOGE("%s: extscan memory allocation failed", __func__);
return -ENOMEM;
}
switch (event->command) {
case WMI_EXTSCAN_START_CMDID:
event_type = eSIR_EXTSCAN_START_RSP;
extscan_ind->status = event->status;
extscan_ind->request_id = event->request_id;
break;
case WMI_EXTSCAN_STOP_CMDID:
event_type = eSIR_EXTSCAN_STOP_RSP;
extscan_ind->status = event->status;
extscan_ind->request_id = event->request_id;
break;
case WMI_EXTSCAN_CONFIGURE_WLAN_CHANGE_MONITOR_CMDID:
extscan_ind->status = event->status;
extscan_ind->request_id = event->request_id;
if (event->mode == WMI_EXTSCAN_MODE_STOP)
event_type =
eSIR_EXTSCAN_RESET_SIGNIFICANT_WIFI_CHANGE_RSP;
else
event_type =
eSIR_EXTSCAN_SET_SIGNIFICANT_WIFI_CHANGE_RSP;
break;
case WMI_EXTSCAN_CONFIGURE_HOTLIST_MONITOR_CMDID:
extscan_ind->status = event->status;
extscan_ind->request_id = event->request_id;
if (event->mode == WMI_EXTSCAN_MODE_STOP)
event_type = eSIR_EXTSCAN_RESET_BSSID_HOTLIST_RSP;
else
event_type = eSIR_EXTSCAN_SET_BSSID_HOTLIST_RSP;
break;
case WMI_EXTSCAN_GET_CACHED_RESULTS_CMDID:
extscan_ind->status = event->status;
extscan_ind->request_id = event->request_id;
event_type = eSIR_EXTSCAN_CACHED_RESULTS_RSP;
break;
case WMI_EXTSCAN_CONFIGURE_HOTLIST_SSID_MONITOR_CMDID:
extscan_ind->status = event->status;
extscan_ind->request_id = event->request_id;
if (event->mode == WMI_EXTSCAN_MODE_STOP)
event_type =
eSIR_EXTSCAN_RESET_SSID_HOTLIST_RSP;
else
event_type =
eSIR_EXTSCAN_SET_SSID_HOTLIST_RSP;
break;
default:
WMA_LOGE("%s: Unknown event(%d) from target",
__func__, event->status);
qdf_mem_free(extscan_ind);
return -EINVAL;
}
pMac->sme.pExtScanIndCb(pMac->hHdd, event_type, extscan_ind);
WMA_LOGD("%s: sending event to umac for requestid %u with status %d",
__func__, extscan_ind->request_id, extscan_ind->status);
qdf_mem_free(extscan_ind);
return 0;
}
/**
* wma_extscan_operations_event_handler() - extscan operation event handler
* @handle: wma handle
* @cmd_param_info: event buffer
* @len: length
*
* This function handles different operations related event and indicate
* upper layers with appropriate callback.
*
* Return: 0 for success or error code.
*/
int wma_extscan_operations_event_handler(void *handle,
uint8_t *cmd_param_info,
uint32_t len)
{
tp_wma_handle wma = (tp_wma_handle) handle;
WMI_EXTSCAN_OPERATION_EVENTID_param_tlvs *param_buf;
wmi_extscan_operation_event_fixed_param *oprn_event;
tSirExtScanOnScanEventIndParams *oprn_ind;
uint32_t cnt;
tpAniSirGlobal pMac = cds_get_context(QDF_MODULE_ID_PE);
if (!pMac) {
WMA_LOGE("%s: Invalid pMac", __func__);
return -EINVAL;
}
if (!pMac->sme.pExtScanIndCb) {
WMA_LOGE("%s: Callback not registered", __func__);
return -EINVAL;
}
param_buf = (WMI_EXTSCAN_OPERATION_EVENTID_param_tlvs *)
cmd_param_info;
if (!param_buf) {
WMA_LOGE("%s: Invalid scan operation event", __func__);
return -EINVAL;
}
oprn_event = param_buf->fixed_param;
oprn_ind = qdf_mem_malloc(sizeof(*oprn_ind));
if (!oprn_ind) {
WMA_LOGE("%s: extscan memory allocation failed", __func__);
qdf_mem_free(oprn_ind);
return -ENOMEM;
}
oprn_ind->requestId = oprn_event->request_id;
switch (oprn_event->event) {
case WMI_EXTSCAN_BUCKET_COMPLETED_EVENT:
oprn_ind->status = 0;
goto exit_handler;
case WMI_EXTSCAN_CYCLE_STARTED_EVENT:
WMA_LOGD("%s: received WMI_EXTSCAN_CYCLE_STARTED_EVENT",
__func__);
if (oprn_event->num_buckets > param_buf->num_bucket_id) {
WMA_LOGE("FW mesg num_buk %d more than TLV hdr %d",
oprn_event->num_buckets,
param_buf->num_bucket_id);
return -EINVAL;
}
cds_host_diag_log_work(&wma->extscan_wake_lock,
WMA_EXTSCAN_CYCLE_WAKE_LOCK_DURATION,
WIFI_POWER_EVENT_WAKELOCK_EXT_SCAN);
qdf_wake_lock_timeout_acquire(&wma->extscan_wake_lock,
WMA_EXTSCAN_CYCLE_WAKE_LOCK_DURATION);
oprn_ind->scanEventType = WIFI_EXTSCAN_CYCLE_STARTED_EVENT;
oprn_ind->status = 0;
oprn_ind->buckets_scanned = 0;
for (cnt = 0; cnt < oprn_event->num_buckets; cnt++)
oprn_ind->buckets_scanned |=
(1 << param_buf->bucket_id[cnt]);
WMA_LOGD(FL("num_buckets %u request_id %u buckets_scanned %u"),
oprn_event->num_buckets, oprn_ind->requestId,
oprn_ind->buckets_scanned);
break;
case WMI_EXTSCAN_CYCLE_COMPLETED_EVENT:
WMA_LOGD("%s: received WMI_EXTSCAN_CYCLE_COMPLETED_EVENT",
__func__);
qdf_wake_lock_release(&wma->extscan_wake_lock,
WIFI_POWER_EVENT_WAKELOCK_EXT_SCAN);
oprn_ind->scanEventType = WIFI_EXTSCAN_CYCLE_COMPLETED_EVENT;
oprn_ind->status = 0;
/* Set bucket scanned mask to zero on cycle complete */
oprn_ind->buckets_scanned = 0;
break;
case WMI_EXTSCAN_BUCKET_STARTED_EVENT:
WMA_LOGD("%s: received WMI_EXTSCAN_BUCKET_STARTED_EVENT",
__func__);
oprn_ind->scanEventType = WIFI_EXTSCAN_BUCKET_STARTED_EVENT;
oprn_ind->status = 0;
goto exit_handler;
case WMI_EXTSCAN_THRESHOLD_NUM_SCANS:
WMA_LOGD("%s: received WMI_EXTSCAN_THRESHOLD_NUM_SCANS",
__func__);
oprn_ind->scanEventType = WIFI_EXTSCAN_THRESHOLD_NUM_SCANS;
oprn_ind->status = 0;
break;
case WMI_EXTSCAN_THRESHOLD_PERCENT:
WMA_LOGD("%s: received WMI_EXTSCAN_THRESHOLD_PERCENT",
__func__);
oprn_ind->scanEventType = WIFI_EXTSCAN_THRESHOLD_PERCENT;
oprn_ind->status = 0;
break;
default:
WMA_LOGE("%s: Unknown event(%d) from target",
__func__, oprn_event->event);
qdf_mem_free(oprn_ind);
return -EINVAL;
}
pMac->sme.pExtScanIndCb(pMac->hHdd,
eSIR_EXTSCAN_SCAN_PROGRESS_EVENT_IND, oprn_ind);
WMA_LOGI("%s: sending scan progress event to hdd", __func__);
exit_handler:
qdf_mem_free(oprn_ind);
return 0;
}
/**
* wma_extscan_table_usage_event_handler() - extscan table usage event handler
* @handle: wma handle
* @cmd_param_info: event buffer
* @len: length
*
* This function handles table usage related event and indicate
* upper layers with appropriate callback.
*
* Return: 0 for success or error code.
*/
int wma_extscan_table_usage_event_handler(void *handle,
uint8_t *cmd_param_info,
uint32_t len)
{
WMI_EXTSCAN_TABLE_USAGE_EVENTID_param_tlvs *param_buf;
wmi_extscan_table_usage_event_fixed_param *event;
tSirExtScanResultsAvailableIndParams *tbl_usg_ind;
tpAniSirGlobal pMac = cds_get_context(QDF_MODULE_ID_PE);
if (!pMac) {
WMA_LOGE("%s: Invalid pMac", __func__);
return -EINVAL;
}
if (!pMac->sme.pExtScanIndCb) {
WMA_LOGE("%s: Callback not registered", __func__);
return -EINVAL;
}
param_buf = (WMI_EXTSCAN_TABLE_USAGE_EVENTID_param_tlvs *)
cmd_param_info;
if (!param_buf) {
WMA_LOGE("%s: Invalid table usage event", __func__);
return -EINVAL;
}
event = param_buf->fixed_param;
tbl_usg_ind = qdf_mem_malloc(sizeof(*tbl_usg_ind));
if (!tbl_usg_ind) {
WMA_LOGE("%s: table usage allocation failed", __func__);
return -ENOMEM;
}
tbl_usg_ind->requestId = event->request_id;
tbl_usg_ind->numResultsAvailable = event->entries_in_use;
pMac->sme.pExtScanIndCb(pMac->hHdd,
eSIR_EXTSCAN_SCAN_RES_AVAILABLE_IND,
tbl_usg_ind);
WMA_LOGI("%s: sending scan_res available event to hdd", __func__);
qdf_mem_free(tbl_usg_ind);
return 0;
}
/**
* wma_extscan_capabilities_event_handler() - extscan capabilities event handler
* @handle: wma handle
* @cmd_param_info: event buffer
* @len: length
*
* This function handles capabilities event and indicate
* upper layers with registered callback.
*
* Return: 0 for success or error code.
*/
int wma_extscan_capabilities_event_handler(void *handle,
uint8_t *cmd_param_info,
uint32_t len)
{
WMI_EXTSCAN_CAPABILITIES_EVENTID_param_tlvs *param_buf;
wmi_extscan_capabilities_event_fixed_param *event;
wmi_extscan_cache_capabilities *src_cache;
wmi_extscan_hotlist_monitor_capabilities *src_hotlist;
wmi_extscan_wlan_change_monitor_capabilities *src_change;
struct ext_scan_capabilities_response *dest_capab;
tpAniSirGlobal pMac = cds_get_context(QDF_MODULE_ID_PE);
if (!pMac) {
WMA_LOGE("%s: Invalid pMac", __func__);
return -EINVAL;
}
if (!pMac->sme.pExtScanIndCb) {
WMA_LOGE("%s: Callback not registered", __func__);
return -EINVAL;
}
param_buf = (WMI_EXTSCAN_CAPABILITIES_EVENTID_param_tlvs *)
cmd_param_info;
if (!param_buf) {
WMA_LOGE("%s: Invalid capabilities event", __func__);
return -EINVAL;
}
event = param_buf->fixed_param;
src_cache = param_buf->extscan_cache_capabilities;
src_hotlist = param_buf->hotlist_capabilities;
src_change = param_buf->wlan_change_capabilities;
if (!src_cache || !src_hotlist || !src_change) {
WMA_LOGE("%s: Invalid capabilities list", __func__);
return -EINVAL;
}
dest_capab = qdf_mem_malloc(sizeof(*dest_capab));
if (!dest_capab) {
WMA_LOGE("%s: Allocation failed for capabilities buffer",
__func__);
return -ENOMEM;
}
dest_capab->requestId = event->request_id;
dest_capab->max_scan_buckets = src_cache->max_buckets;
dest_capab->max_scan_cache_size = src_cache->scan_cache_entry_size;
dest_capab->max_ap_cache_per_scan = src_cache->max_bssid_per_scan;
dest_capab->max_scan_reporting_threshold =
src_cache->max_table_usage_threshold;
dest_capab->max_hotlist_bssids = src_hotlist->max_hotlist_entries;
dest_capab->max_rssi_sample_size =
src_change->max_rssi_averaging_samples;
dest_capab->max_bssid_history_entries =
src_change->max_rssi_history_entries;
dest_capab->max_significant_wifi_change_aps =
src_change->max_wlan_change_entries;
dest_capab->max_hotlist_ssids =
event->num_extscan_hotlist_ssid;
dest_capab->max_number_epno_networks =
event->num_epno_networks;
dest_capab->max_number_epno_networks_by_ssid =
event->num_epno_networks;
dest_capab->max_number_of_white_listed_ssid =
event->num_roam_ssid_whitelist;
dest_capab->max_number_of_black_listed_bssid =
event->num_roam_bssid_blacklist;
dest_capab->status = 0;
WMA_LOGD("%s: request_id: %u status: %d",
__func__, dest_capab->requestId, dest_capab->status);
WMA_LOGD("%s: Capabilities: max_scan_buckets: %d, max_hotlist_bssids: %d, max_scan_cache_size: %d, max_ap_cache_per_scan: %d",
__func__, dest_capab->max_scan_buckets,
dest_capab->max_hotlist_bssids, dest_capab->max_scan_cache_size,
dest_capab->max_ap_cache_per_scan);
WMA_LOGD("%s: max_scan_reporting_threshold: %d, max_rssi_sample_size: %d, max_bssid_history_entries: %d, max_significant_wifi_change_aps: %d",
__func__, dest_capab->max_scan_reporting_threshold,
dest_capab->max_rssi_sample_size,
dest_capab->max_bssid_history_entries,
dest_capab->max_significant_wifi_change_aps);
WMA_LOGD("%s: Capabilities: max_hotlist_ssids: %d, max_number_epno_networks: %d, max_number_epno_networks_by_ssid: %d",
__func__, dest_capab->max_hotlist_ssids,
dest_capab->max_number_epno_networks,
dest_capab->max_number_epno_networks_by_ssid);
WMA_LOGD("%s: max_number_of_white_listed_ssid: %d, max_number_of_black_listed_bssid: %d",
__func__, dest_capab->max_number_of_white_listed_ssid,
dest_capab->max_number_of_black_listed_bssid);
pMac->sme.pExtScanIndCb(pMac->hHdd,
eSIR_EXTSCAN_GET_CAPABILITIES_IND, dest_capab);
qdf_mem_free(dest_capab);
return 0;
}
/**
* wma_extscan_hotlist_match_event_handler() - hotlist match event handler
* @handle: wma handle
* @cmd_param_info: event buffer
* @len: length
*
* This function handles hotlist match event and indicate
* upper layers with registered callback.
*
* Return: 0 for success or error code.
*/
int wma_extscan_hotlist_match_event_handler(void *handle,
uint8_t *cmd_param_info,
uint32_t len)
{
WMI_EXTSCAN_HOTLIST_MATCH_EVENTID_param_tlvs *param_buf;
wmi_extscan_hotlist_match_event_fixed_param *event;
struct extscan_hotlist_match *dest_hotlist;
tSirWifiScanResult *dest_ap;
wmi_extscan_wlan_descriptor *src_hotlist;
uint32_t numap;
int j, ap_found = 0;
uint32_t buf_len;
tpAniSirGlobal pMac = cds_get_context(QDF_MODULE_ID_PE);
if (!pMac) {
WMA_LOGE("%s: Invalid pMac", __func__);
return -EINVAL;
}
if (!pMac->sme.pExtScanIndCb) {
WMA_LOGE("%s: Callback not registered", __func__);
return -EINVAL;
}
param_buf = (WMI_EXTSCAN_HOTLIST_MATCH_EVENTID_param_tlvs *)
cmd_param_info;
if (!param_buf) {
WMA_LOGE("%s: Invalid hotlist match event", __func__);
return -EINVAL;
}
event = param_buf->fixed_param;
src_hotlist = param_buf->hotlist_match;
numap = event->total_entries;
if (!src_hotlist || !numap) {
WMA_LOGE("%s: Hotlist AP's list invalid", __func__);
return -EINVAL;
}
if (numap > WMA_EXTSCAN_MAX_HOTLIST_ENTRIES) {
WMA_LOGE("%s: Total Entries %u greater than max",
__func__, numap);
numap = WMA_EXTSCAN_MAX_HOTLIST_ENTRIES;
}
buf_len = sizeof(wmi_extscan_hotlist_match_event_fixed_param) +
(4 * sizeof(uint32_t)) +
(numap * sizeof(wmi_extscan_wlan_descriptor));
if (buf_len > len) {
WMA_LOGE("Invalid buf len from FW %d numap %d", len, numap);
return -EINVAL;
}
dest_hotlist = qdf_mem_malloc(sizeof(*dest_hotlist) +
sizeof(*dest_ap) * numap);
if (!dest_hotlist) {
WMA_LOGE("%s: Allocation failed for hotlist buffer", __func__);
return -ENOMEM;
}
dest_ap = &dest_hotlist->ap[0];
dest_hotlist->numOfAps = event->total_entries;
dest_hotlist->requestId = event->config_request_id;
if (event->first_entry_index +
event->num_entries_in_page < event->total_entries)
dest_hotlist->moreData = 1;
else
dest_hotlist->moreData = 0;
WMA_LOGD("%s: Hotlist match: requestId: %u,"
"numOfAps: %d", __func__,
dest_hotlist->requestId, dest_hotlist->numOfAps);
/*
* Currently firmware sends only one bss information in-case
* of both hotlist ap found and lost.
*/
for (j = 0; j < numap; j++) {
dest_ap->rssi = 0;
dest_ap->channel = src_hotlist->channel;
dest_ap->ts = src_hotlist->tstamp;
ap_found = src_hotlist->flags & WMI_HOTLIST_FLAG_PRESENCE;
dest_ap->rtt = src_hotlist->rtt;
dest_ap->rtt_sd = src_hotlist->rtt_sd;
dest_ap->beaconPeriod = src_hotlist->beacon_interval;
dest_ap->capability = src_hotlist->capabilities;
dest_ap->ieLength = src_hotlist->ie_length;
WMI_MAC_ADDR_TO_CHAR_ARRAY(&src_hotlist->bssid,
dest_ap->bssid.bytes);
qdf_mem_copy(dest_ap->ssid, src_hotlist->ssid.ssid,
src_hotlist->ssid.ssid_len);
dest_ap->ssid[src_hotlist->ssid.ssid_len] = '\0';
dest_ap++;
src_hotlist++;
}
dest_hotlist->ap_found = ap_found;
pMac->sme.pExtScanIndCb(pMac->hHdd,
eSIR_EXTSCAN_HOTLIST_MATCH_IND, dest_hotlist);
WMA_LOGI("%s: sending hotlist match event to hdd", __func__);
qdf_mem_free(dest_hotlist);
return 0;
}
/** wma_extscan_find_unique_scan_ids() - find unique scan ids
* @cmd_param_info: event data.
*
* This utility function parses the input bss table of information
* and find the unique number of scan ids
*
* Return: 0 on success; error number otherwise
*/
static int wma_extscan_find_unique_scan_ids(const u_int8_t *cmd_param_info)
{
WMI_EXTSCAN_CACHED_RESULTS_EVENTID_param_tlvs *param_buf;
wmi_extscan_cached_results_event_fixed_param *event;
wmi_extscan_wlan_descriptor *src_hotlist;
wmi_extscan_rssi_info *src_rssi;
int prev_scan_id, scan_ids_cnt, i;
param_buf = (WMI_EXTSCAN_CACHED_RESULTS_EVENTID_param_tlvs *)
cmd_param_info;
event = param_buf->fixed_param;
src_hotlist = param_buf->bssid_list;
src_rssi = param_buf->rssi_list;
/* Find the unique number of scan_id's for grouping */
prev_scan_id = src_rssi->scan_cycle_id;
scan_ids_cnt = 1;
for (i = 1; i < event->num_entries_in_page; i++) {
src_rssi++;
if (prev_scan_id != src_rssi->scan_cycle_id) {
scan_ids_cnt++;
prev_scan_id = src_rssi->scan_cycle_id;
}
}
return scan_ids_cnt;
}
/** wma_fill_num_results_per_scan_id() - fill number of bss per scan id
* @cmd_param_info: event data.
* @scan_id_group: pointer to scan id group.
*
* This utility function parses the input bss table of information
* and finds how many bss are there per unique scan id.
*
* Return: 0 on success; error number otherwise
*/
static int wma_fill_num_results_per_scan_id(const u_int8_t *cmd_param_info,
struct extscan_cached_scan_result *scan_id_group)
{
WMI_EXTSCAN_CACHED_RESULTS_EVENTID_param_tlvs *param_buf;
wmi_extscan_cached_results_event_fixed_param *event;
wmi_extscan_wlan_descriptor *src_hotlist;
wmi_extscan_rssi_info *src_rssi;
struct extscan_cached_scan_result *t_scan_id_grp;
int i, prev_scan_id;
param_buf = (WMI_EXTSCAN_CACHED_RESULTS_EVENTID_param_tlvs *)
cmd_param_info;
event = param_buf->fixed_param;
src_hotlist = param_buf->bssid_list;
src_rssi = param_buf->rssi_list;
t_scan_id_grp = scan_id_group;
prev_scan_id = src_rssi->scan_cycle_id;
t_scan_id_grp->scan_id = src_rssi->scan_cycle_id;
t_scan_id_grp->flags = src_rssi->flags;
t_scan_id_grp->buckets_scanned = src_rssi->buckets_scanned;
t_scan_id_grp->num_results = 1;
for (i = 1; i < event->num_entries_in_page; i++) {
src_rssi++;
if (prev_scan_id == src_rssi->scan_cycle_id) {
t_scan_id_grp->num_results++;
} else {
t_scan_id_grp++;
prev_scan_id = t_scan_id_grp->scan_id =
src_rssi->scan_cycle_id;
t_scan_id_grp->flags = src_rssi->flags;
t_scan_id_grp->buckets_scanned =
src_rssi->buckets_scanned;
t_scan_id_grp->num_results = 1;
}
}
return 0;
}
/** wma_group_num_bss_to_scan_id() - group bss to scan id table
* @cmd_param_info: event data.
* @cached_result: pointer to cached table.
*
* This function reads the bss information from the format
* ------------------------------------------------------------------------
* | bss info {rssi, channel, ssid, bssid, timestamp} | scan id_1 | flags |
* | bss info {rssi, channel, ssid, bssid, timestamp} | scan id_2 | flags |
* ........................................................................
* | bss info {rssi, channel, ssid, bssid, timestamp} | scan id_N | flags |
* ------------------------------------------------------------------------
*
* and converts it into the below format and store it
*
* ------------------------------------------------------------------------
* | scan id_1 | -> bss info_1 -> bss info_2 -> .... bss info_M1
* | scan id_2 | -> bss info_1 -> bss info_2 -> .... bss info_M2
* ......................
* | scan id_N | -> bss info_1 -> bss info_2 -> .... bss info_Mn
* ------------------------------------------------------------------------
*
* Return: 0 on success; error number otherwise
*/
static int wma_group_num_bss_to_scan_id(const u_int8_t *cmd_param_info,
struct extscan_cached_scan_results *cached_result)
{
WMI_EXTSCAN_CACHED_RESULTS_EVENTID_param_tlvs *param_buf;
wmi_extscan_cached_results_event_fixed_param *event;
wmi_extscan_wlan_descriptor *src_hotlist;
wmi_extscan_rssi_info *src_rssi;
struct extscan_cached_scan_results *t_cached_result;
struct extscan_cached_scan_result *t_scan_id_grp;
int i, j;
tSirWifiScanResult *ap;
param_buf = (WMI_EXTSCAN_CACHED_RESULTS_EVENTID_param_tlvs *)
cmd_param_info;
event = param_buf->fixed_param;
src_hotlist = param_buf->bssid_list;
src_rssi = param_buf->rssi_list;
t_cached_result = cached_result;
t_scan_id_grp = &t_cached_result->result[0];
WMA_LOGD("%s: num_scan_ids:%d", __func__,
t_cached_result->num_scan_ids);
for (i = 0; i < t_cached_result->num_scan_ids; i++) {
WMA_LOGD("%s: num_results:%d", __func__,
t_scan_id_grp->num_results);
t_scan_id_grp->ap = qdf_mem_malloc(t_scan_id_grp->num_results *
sizeof(*ap));
if (!t_scan_id_grp->ap) {
WMA_LOGD("%s: qdf_mem_malloc failed", __func__);
return -ENOMEM;
}
ap = &t_scan_id_grp->ap[0];
for (j = 0; j < t_scan_id_grp->num_results; j++) {
ap->channel = src_hotlist->channel;
ap->ts = WMA_MSEC_TO_USEC(src_rssi->tstamp);
ap->rtt = src_hotlist->rtt;
ap->rtt_sd = src_hotlist->rtt_sd;
ap->beaconPeriod = src_hotlist->beacon_interval;
ap->capability = src_hotlist->capabilities;
ap->ieLength = src_hotlist->ie_length;
/* Firmware already applied noise floor adjustment and
* due to WMI interface "UINT32 rssi", host driver
* receives a positive value, hence convert to
* signed char to get the absolute rssi.
*/
ap->rssi = (signed char) src_rssi->rssi;
WMI_MAC_ADDR_TO_CHAR_ARRAY(&src_hotlist->bssid,
ap->bssid.bytes);
qdf_mem_copy(ap->ssid, src_hotlist->ssid.ssid,
src_hotlist->ssid.ssid_len);
ap->ssid[src_hotlist->ssid.ssid_len] = '\0';
ap++;
src_rssi++;
src_hotlist++;
}
t_scan_id_grp++;
}
return 0;
}
/**
* wma_extscan_cached_results_event_handler() - cached results event handler
* @handle: wma handle
* @cmd_param_info: event buffer
* @len: length of @cmd_param_info
*
* This function handles cached results event and indicate
* cached results to upper layer.
*
* Return: 0 for success or error code.
*/
int wma_extscan_cached_results_event_handler(void *handle,
uint8_t *cmd_param_info,
uint32_t len)
{
WMI_EXTSCAN_CACHED_RESULTS_EVENTID_param_tlvs *param_buf;
wmi_extscan_cached_results_event_fixed_param *event;
struct extscan_cached_scan_results *dest_cachelist;
struct extscan_cached_scan_result *dest_result;
struct extscan_cached_scan_results empty_cachelist;
wmi_extscan_wlan_descriptor *src_hotlist;
wmi_extscan_rssi_info *src_rssi;
int numap, i, moredata, scan_ids_cnt, buf_len;
tpAniSirGlobal pMac = cds_get_context(QDF_MODULE_ID_PE);
uint32_t total_len;
bool excess_data = false;
if (!pMac) {
WMA_LOGE("%s: Invalid pMac", __func__);
return -EINVAL;
}
if (!pMac->sme.pExtScanIndCb) {
WMA_LOGE("%s: Callback not registered", __func__);
return -EINVAL;
}
param_buf = (WMI_EXTSCAN_CACHED_RESULTS_EVENTID_param_tlvs *)
cmd_param_info;
if (!param_buf) {
WMA_LOGE("%s: Invalid cached results event", __func__);
return -EINVAL;
}
event = param_buf->fixed_param;
src_hotlist = param_buf->bssid_list;
src_rssi = param_buf->rssi_list;
numap = event->num_entries_in_page;
WMA_LOGI("Total_entries: %u first_entry_index: %u num_entries_in_page: %d",
event->total_entries,
event->first_entry_index, numap);
if (!src_hotlist || !src_rssi || !numap) {
WMA_LOGW("%s: Cached results empty, send 0 results", __func__);
goto noresults;
}
if (event->first_entry_index +
event->num_entries_in_page < event->total_entries)
moredata = 1;
else
moredata = 0;
dest_cachelist = qdf_mem_malloc(sizeof(*dest_cachelist));
if (!dest_cachelist) {
WMA_LOGE("%s: qdf_mem_malloc failed", __func__);
return -ENOMEM;
}
qdf_mem_zero(dest_cachelist, sizeof(*dest_cachelist));
dest_cachelist->request_id = event->request_id;
dest_cachelist->more_data = moredata;
scan_ids_cnt = wma_extscan_find_unique_scan_ids(cmd_param_info);
WMA_LOGI("%s: scan_ids_cnt %d", __func__, scan_ids_cnt);
dest_cachelist->num_scan_ids = scan_ids_cnt;
if (event->num_entries_in_page >
(WMI_SVC_MSG_MAX_SIZE - sizeof(*event))/sizeof(*src_hotlist)) {
WMA_LOGE("%s:excess num_entries_in_page %d in WMI event",
__func__, event->num_entries_in_page);
qdf_mem_free(dest_cachelist);
QDF_ASSERT(0);
return -EINVAL;
} else {
total_len = sizeof(*event) +
(event->num_entries_in_page * sizeof(*src_hotlist));
}
for (i = 0; i < event->num_entries_in_page; i++) {
if (src_hotlist[i].ie_length > WMI_SVC_MSG_MAX_SIZE -
total_len) {
excess_data = true;
break;
} else {
total_len += src_hotlist[i].ie_length;
WMA_LOGD("total len IE: %d", total_len);
}
if (src_hotlist[i].number_rssi_samples >
(WMI_SVC_MSG_MAX_SIZE - total_len)/sizeof(*src_rssi)) {
excess_data = true;
break;
} else {
total_len += (src_hotlist[i].number_rssi_samples *
sizeof(*src_rssi));
WMA_LOGD("total len RSSI samples: %d", total_len);
}
}
if (excess_data) {
WMA_LOGE("%s:excess data in WMI event",
__func__);
qdf_mem_free(dest_cachelist);
QDF_ASSERT(0);
return -EINVAL;
}
buf_len = sizeof(*dest_result) * scan_ids_cnt;
dest_cachelist->result = qdf_mem_malloc(buf_len);
if (!dest_cachelist->result) {
WMA_LOGE("%s: Allocation failed for scanid grouping", __func__);
qdf_mem_free(dest_cachelist);
return -ENOMEM;
}
dest_result = dest_cachelist->result;
wma_fill_num_results_per_scan_id(cmd_param_info, dest_result);
wma_group_num_bss_to_scan_id(cmd_param_info, dest_cachelist);
pMac->sme.pExtScanIndCb(pMac->hHdd,
eSIR_EXTSCAN_CACHED_RESULTS_IND,
dest_cachelist);
dest_result = dest_cachelist->result;
for (i = 0; i < dest_cachelist->num_scan_ids; i++) {
qdf_mem_free(dest_result->ap);
dest_result++;
}
qdf_mem_free(dest_cachelist->result);
qdf_mem_free(dest_cachelist);
return 0;
noresults:
empty_cachelist.request_id = event->request_id;
empty_cachelist.more_data = 0;
empty_cachelist.num_scan_ids = 0;
pMac->sme.pExtScanIndCb(pMac->hHdd,
eSIR_EXTSCAN_CACHED_RESULTS_IND,
&empty_cachelist);
return 0;
}
/**
* wma_extscan_change_results_event_handler() - change results event handler
* @handle: wma handle
* @cmd_param_info: event buffer
* @len: length
*
* This function handles change results event and indicate
* change results to upper layer.
*
* Return: 0 for success or error code.
*/
int wma_extscan_change_results_event_handler(void *handle,
uint8_t *cmd_param_info,
uint32_t len)
{
WMI_EXTSCAN_WLAN_CHANGE_RESULTS_EVENTID_param_tlvs *param_buf;
wmi_extscan_wlan_change_results_event_fixed_param *event;
tSirWifiSignificantChangeEvent *dest_chglist;
tSirWifiSignificantChange *dest_ap;
wmi_extscan_wlan_change_result_bssid *src_chglist;
int numap;
int i, k;
uint8_t *src_rssi;
int count = 0;
int moredata;
int rssi_num = 0;
tpAniSirGlobal pMac = cds_get_context(QDF_MODULE_ID_PE);
uint32_t buf_len;
bool excess_data = false;
if (!pMac) {
WMA_LOGE("%s: Invalid pMac", __func__);
return -EINVAL;
}
if (!pMac->sme.pExtScanIndCb) {
WMA_LOGE("%s: Callback not registered", __func__);
return -EINVAL;
}
param_buf = (WMI_EXTSCAN_WLAN_CHANGE_RESULTS_EVENTID_param_tlvs *)
cmd_param_info;
if (!param_buf) {
WMA_LOGE("%s: Invalid change monitor event", __func__);
return -EINVAL;
}
event = param_buf->fixed_param;
src_chglist = param_buf->bssid_signal_descriptor_list;
src_rssi = param_buf->rssi_list;
numap = event->num_entries_in_page;
if (!src_chglist || !numap) {
WMA_LOGE("%s: Results invalid", __func__);
return -EINVAL;
}
for (i = 0; i < numap; i++)
rssi_num += src_chglist->num_rssi_samples;
if (event->first_entry_index +
event->num_entries_in_page < event->total_entries) {
moredata = 1;
} else {
moredata = 0;
}
do {
if (event->num_entries_in_page >
(WMI_SVC_MSG_MAX_SIZE - sizeof(*event))/
sizeof(*src_chglist)) {
excess_data = true;
break;
} else {
buf_len =
sizeof(*event) + (event->num_entries_in_page *
sizeof(*src_chglist));
}
if (rssi_num >
(WMI_SVC_MSG_MAX_SIZE - buf_len)/sizeof(int32_t)) {
excess_data = true;
break;
}
} while (0);
if (excess_data) {
WMA_LOGE("buffer len exceeds WMI payload,numap:%d, rssi_num:%d",
numap, rssi_num);
QDF_ASSERT(0);
return -EINVAL;
}
dest_chglist = qdf_mem_malloc(sizeof(*dest_chglist) +
sizeof(*dest_ap) * numap +
sizeof(int32_t) * rssi_num);
if (!dest_chglist) {
WMA_LOGE("%s: Allocation failed for change monitor", __func__);
return -ENOMEM;
}
dest_ap = &dest_chglist->ap[0];
for (i = 0; i < numap; i++) {
dest_ap->channel = src_chglist->channel;
WMI_MAC_ADDR_TO_CHAR_ARRAY(&src_chglist->bssid,
dest_ap->bssid.bytes);
dest_ap->numOfRssi = src_chglist->num_rssi_samples;
if (dest_ap->numOfRssi) {
for (k = 0; k < dest_ap->numOfRssi; k++) {
dest_ap->rssi[k] = WMA_TGT_NOISE_FLOOR_DBM +
src_rssi[count++];
}
}
dest_ap += dest_ap->numOfRssi * sizeof(int32_t);
src_chglist++;
}
dest_chglist->requestId = event->request_id;
dest_chglist->moreData = moredata;
dest_chglist->numResults = event->total_entries;
pMac->sme.pExtScanIndCb(pMac->hHdd,
eSIR_EXTSCAN_SIGNIFICANT_WIFI_CHANGE_RESULTS_IND,
dest_chglist);
WMA_LOGI("%s: sending change monitor results", __func__);
qdf_mem_free(dest_chglist);
return 0;
}
/**
* wma_passpoint_match_event_handler() - passpoint match found event handler
* @handle: WMA handle
* @cmd_param_info: event data
* @len: event data length
*
* This is the passpoint match found event handler; it reads event data from
* @cmd_param_info and fill in the destination buffer and sends indication
* up layer.
*
* Return: 0 on success; error number otherwise
*/
int wma_passpoint_match_event_handler(void *handle,
uint8_t *cmd_param_info,
uint32_t len)
{
WMI_PASSPOINT_MATCH_EVENTID_param_tlvs *param_buf;
wmi_passpoint_event_hdr *event;
struct wifi_passpoint_match *dest_match;
tSirWifiScanResult *dest_ap;
uint8_t *buf_ptr;
tpAniSirGlobal mac = cds_get_context(QDF_MODULE_ID_PE);
if (!mac) {
WMA_LOGE("%s: Invalid mac", __func__);
return -EINVAL;
}
if (!mac->sme.pExtScanIndCb) {
WMA_LOGE("%s: Callback not registered", __func__);
return -EINVAL;
}
param_buf = (WMI_PASSPOINT_MATCH_EVENTID_param_tlvs *) cmd_param_info;
if (!param_buf) {
WMA_LOGE("%s: Invalid passpoint match event", __func__);
return -EINVAL;
}
event = param_buf->fixed_param;
buf_ptr = (uint8_t *)param_buf->fixed_param;
/*
* All the below lengths are UINT32 and summing up and checking
* against a constant should not be an issue.
*/
if ((sizeof(*event) + event->ie_length + event->anqp_length) >
WMI_SVC_MSG_MAX_SIZE) {
WMA_LOGE("IE Length: %d or ANQP Length: %d is huge",
event->ie_length, event->anqp_length);
QDF_ASSERT(0);
return -EINVAL;
}
dest_match = qdf_mem_malloc(sizeof(*dest_match) +
event->ie_length + event->anqp_length);
if (!dest_match) {
WMA_LOGE("%s: qdf_mem_malloc failed", __func__);
return -EINVAL;
}
dest_ap = &dest_match->ap;
dest_match->request_id = 0;
dest_match->id = event->id;
dest_match->anqp_len = event->anqp_length;
WMA_LOGI("%s: passpoint match: id: %u anqp length %u", __func__,
dest_match->id, dest_match->anqp_len);
dest_ap->channel = event->channel_mhz;
dest_ap->ts = event->timestamp;
dest_ap->rtt = event->rtt;
dest_ap->rssi = event->rssi;
dest_ap->rtt_sd = event->rtt_sd;
dest_ap->beaconPeriod = event->beacon_period;
dest_ap->capability = event->capability;
dest_ap->ieLength = event->ie_length;
WMI_MAC_ADDR_TO_CHAR_ARRAY(&event->bssid, dest_ap->bssid.bytes);
qdf_mem_copy(dest_ap->ssid, event->ssid.ssid,
event->ssid.ssid_len);
dest_ap->ssid[event->ssid.ssid_len] = '\0';
qdf_mem_copy(dest_ap->ieData, buf_ptr + sizeof(*event) +
WMI_TLV_HDR_SIZE, dest_ap->ieLength);
qdf_mem_copy(dest_match->anqp, buf_ptr + sizeof(*event) +
WMI_TLV_HDR_SIZE + dest_ap->ieLength,
dest_match->anqp_len);
mac->sme.pExtScanIndCb(mac->hHdd,
eSIR_PASSPOINT_NETWORK_FOUND_IND,
dest_match);
WMA_LOGI("%s: sending passpoint match event to hdd", __func__);
qdf_mem_free(dest_match);
return 0;
}
/**
* wma_get_buf_extscan_start_cmd() - Fill extscan start request
* @handle: wma handle
* @pstart: scan command request params
* @buf: event buffer
* @buf_len: length of buffer
*
* This function fills individual elements of extscan request and
* TLV for buckets, channel list.
*
* Return: QDF Status.
*/
QDF_STATUS wma_get_buf_extscan_start_cmd(tp_wma_handle wma_handle,
tSirWifiScanCmdReqParams *pstart,
wmi_buf_t *buf, int *buf_len)
{
wmi_extscan_start_cmd_fixed_param *cmd;
wmi_extscan_bucket *dest_blist;
wmi_extscan_bucket_channel *dest_clist;
tSirWifiScanBucketSpec *src_bucket = pstart->buckets;
tSirWifiScanChannelSpec *src_channel = src_bucket->channels;
tSirWifiScanChannelSpec save_channel[WLAN_EXTSCAN_MAX_CHANNELS];
uint8_t *buf_ptr;
int i, k, count = 0;
int len = sizeof(*cmd);
int nbuckets = pstart->numBuckets;
int nchannels = 0;
/* These TLV's are are NULL by default */
uint32_t ie_len_with_pad = 0;
int num_ssid = 0;
int num_bssid = 0;
int ie_len = 0;
uint32_t base_period = pstart->basePeriod;
/* TLV placeholder for ssid_list (NULL) */
len += WMI_TLV_HDR_SIZE;
len += num_ssid * sizeof(wmi_ssid);
/* TLV placeholder for bssid_list (NULL) */
len += WMI_TLV_HDR_SIZE;
len += num_bssid * sizeof(wmi_mac_addr);
/* TLV placeholder for ie_data (NULL) */
len += WMI_TLV_HDR_SIZE;
len += ie_len * sizeof(uint32_t);
/* TLV placeholder for bucket */
len += WMI_TLV_HDR_SIZE;
len += nbuckets * sizeof(wmi_extscan_bucket);
/* TLV channel placeholder */
len += WMI_TLV_HDR_SIZE;
for (i = 0; i < nbuckets; i++) {
nchannels += src_bucket->numChannels;
src_bucket++;
}
len += nchannels * sizeof(wmi_extscan_bucket_channel);
/* Allocate the memory */
*buf = wmi_buf_alloc(wma_handle->wmi_handle, len);
if (!*buf) {
WMA_LOGP("%s: failed to allocate memory for start extscan cmd",
__func__);
return QDF_STATUS_E_NOMEM;
}
buf_ptr = (uint8_t *) wmi_buf_data(*buf);
cmd = (wmi_extscan_start_cmd_fixed_param *) buf_ptr;
WMITLV_SET_HDR(&cmd->tlv_header,
WMITLV_TAG_STRUC_wmi_extscan_start_cmd_fixed_param,
WMITLV_GET_STRUCT_TLVLEN
(wmi_extscan_start_cmd_fixed_param));
cmd->request_id = pstart->requestId;
cmd->vdev_id = pstart->sessionId;
cmd->base_period = pstart->basePeriod;
cmd->num_buckets = nbuckets;
cmd->configuration_flags = 0;
if (pstart->configuration_flags & EXTSCAN_LP_EXTENDED_BATCHING)
cmd->configuration_flags |= WMI_EXTSCAN_EXTENDED_BATCHING_EN;
WMA_LOGI("%s: Total buckets: %d total #of channels is %d cfgn_flags: 0x%x",
__func__, nbuckets, nchannels,
cmd->configuration_flags);
cmd->min_rest_time = WMA_EXTSCAN_REST_TIME;
cmd->max_rest_time = WMA_EXTSCAN_REST_TIME;
cmd->max_bssids_per_scan_cycle = pstart->maxAPperScan;
/* The max dwell time is retrieved from the first channel
* of the first bucket and kept common for all channels.
*/
cmd->min_dwell_time_active = pstart->min_dwell_time_active;
cmd->max_dwell_time_active = pstart->max_dwell_time_active;
cmd->min_dwell_time_passive = pstart->min_dwell_time_passive;
cmd->max_dwell_time_passive = pstart->max_dwell_time_passive;
cmd->max_bssids_per_scan_cycle = pstart->maxAPperScan;
cmd->max_table_usage = pstart->report_threshold_percent;
cmd->report_threshold_num_scans = pstart->report_threshold_num_scans;
cmd->repeat_probe_time = cmd->max_dwell_time_active /
WMA_SCAN_NPROBES_DEFAULT;
cmd->max_scan_time = WMA_EXTSCAN_MAX_SCAN_TIME;
cmd->probe_delay = 0;
cmd->probe_spacing_time = 0;
cmd->idle_time = 0;
cmd->burst_duration = WMA_EXTSCAN_BURST_DURATION;
cmd->scan_ctrl_flags = WMI_SCAN_ADD_BCAST_PROBE_REQ |
WMI_SCAN_ADD_CCK_RATES |
WMI_SCAN_ADD_OFDM_RATES |
WMI_SCAN_ADD_SPOOFED_MAC_IN_PROBE_REQ |
WMI_SCAN_ADD_DS_IE_IN_PROBE_REQ;
cmd->scan_priority = WMI_SCAN_PRIORITY_HIGH;
cmd->num_ssids = 0;
cmd->num_bssid = 0;
cmd->ie_len = 0;
cmd->n_probes = (cmd->repeat_probe_time > 0) ?
cmd->max_dwell_time_active / cmd->repeat_probe_time : 0;
buf_ptr += sizeof(*cmd);
WMITLV_SET_HDR(buf_ptr,
WMITLV_TAG_ARRAY_FIXED_STRUC,
num_ssid * sizeof(wmi_ssid));
buf_ptr += WMI_TLV_HDR_SIZE + (num_ssid * sizeof(wmi_ssid));
WMITLV_SET_HDR(buf_ptr,
WMITLV_TAG_ARRAY_FIXED_STRUC,
num_bssid * sizeof(wmi_mac_addr));
buf_ptr += WMI_TLV_HDR_SIZE + (num_bssid * sizeof(wmi_mac_addr));
ie_len_with_pad = 0;
WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_BYTE, ie_len_with_pad);
buf_ptr += WMI_TLV_HDR_SIZE + ie_len_with_pad;
WMITLV_SET_HDR(buf_ptr,
WMITLV_TAG_ARRAY_STRUC,
nbuckets * sizeof(wmi_extscan_bucket));
dest_blist = (wmi_extscan_bucket *)
(buf_ptr + WMI_TLV_HDR_SIZE);
src_bucket = pstart->buckets;
/* Retrieve scanning information from each bucket and
* channels and send it to the target
*/
for (i = 0; i < nbuckets; i++) {
WMITLV_SET_HDR(dest_blist,
WMITLV_TAG_STRUC_wmi_extscan_bucket_cmd_fixed_param,
WMITLV_GET_STRUCT_TLVLEN(wmi_extscan_bucket));
dest_blist->bucket_id = src_bucket->bucket;
dest_blist->base_period_multiplier =
src_bucket->period / base_period;
dest_blist->min_period = src_bucket->period;
dest_blist->max_period = src_bucket->max_period;
dest_blist->exp_backoff = src_bucket->exponent;
dest_blist->exp_max_step_count = src_bucket->step_count;
dest_blist->channel_band = src_bucket->band;
dest_blist->num_channels = src_bucket->numChannels;
dest_blist->notify_extscan_events = 0;
if (src_bucket->reportEvents & EXTSCAN_REPORT_EVENTS_EACH_SCAN)
dest_blist->notify_extscan_events =
WMI_EXTSCAN_BUCKET_COMPLETED_EVENT;
if (src_bucket->reportEvents &
EXTSCAN_REPORT_EVENTS_FULL_RESULTS) {
dest_blist->forwarding_flags =
WMI_EXTSCAN_FORWARD_FRAME_TO_HOST;
dest_blist->notify_extscan_events |=
WMI_EXTSCAN_BUCKET_COMPLETED_EVENT |
WMI_EXTSCAN_CYCLE_STARTED_EVENT |
WMI_EXTSCAN_CYCLE_COMPLETED_EVENT;
} else {
dest_blist->forwarding_flags =
WMI_EXTSCAN_NO_FORWARDING;
}
if (src_bucket->reportEvents & EXTSCAN_REPORT_EVENTS_NO_BATCH)
dest_blist->configuration_flags = 0;
else
dest_blist->configuration_flags =
WMI_EXTSCAN_BUCKET_CACHE_RESULTS;
if (src_bucket->reportEvents &
EXTSCAN_REPORT_EVENTS_CONTEXT_HUB)
dest_blist->configuration_flags |=
WMI_EXTSCAN_REPORT_EVENT_CONTEXT_HUB;
WMA_LOGI("%s: ntfy_extscan_events:%u cfg_flags:%u fwd_flags:%u",
__func__, dest_blist->notify_extscan_events,
dest_blist->configuration_flags,
dest_blist->forwarding_flags);
dest_blist->min_dwell_time_active =
src_bucket->min_dwell_time_active;
dest_blist->max_dwell_time_active =
src_bucket->max_dwell_time_active;
dest_blist->min_dwell_time_passive =
src_bucket->min_dwell_time_passive;
dest_blist->max_dwell_time_passive =
src_bucket->max_dwell_time_passive;
src_channel = src_bucket->channels;
/* save the channel info to later populate
* the channel TLV
*/
for (k = 0; k < src_bucket->numChannels; k++) {
save_channel[count++].channel = src_channel->channel;
src_channel++;
}
dest_blist++;
src_bucket++;
}
buf_ptr += WMI_TLV_HDR_SIZE + (nbuckets * sizeof(wmi_extscan_bucket));
WMITLV_SET_HDR(buf_ptr,
WMITLV_TAG_ARRAY_STRUC,
nchannels * sizeof(wmi_extscan_bucket_channel));
dest_clist = (wmi_extscan_bucket_channel *)
(buf_ptr + WMI_TLV_HDR_SIZE);
/* Active or passive scan is based on the bucket dwell time
* and channel specific active,passive scans are not
* supported yet
*/
for (i = 0; i < nchannels; i++) {
WMITLV_SET_HDR(dest_clist,
WMITLV_TAG_STRUC_wmi_extscan_bucket_channel_event_fixed_param,
WMITLV_GET_STRUCT_TLVLEN
(wmi_extscan_bucket_channel));
dest_clist->channel = save_channel[i].channel;
dest_clist++;
}
buf_ptr += WMI_TLV_HDR_SIZE +
(nchannels * sizeof(wmi_extscan_bucket_channel));
*buf_len = len;
return QDF_STATUS_SUCCESS;
}
/**
* wma_start_extscan() - start extscan command to fw.
* @handle: wma handle
* @pstart: scan command request params
*
* This function sends start extscan request to fw.
*
* Return: QDF Status.
*/
QDF_STATUS wma_start_extscan(tp_wma_handle wma,
tSirWifiScanCmdReqParams *pstart)
{
struct wifi_scan_cmd_req_params *params;
int i, j;
QDF_STATUS status;
if (!wma || !wma->wmi_handle) {
WMA_LOGE("%s: WMA is closed,can not issue extscan cmd",
__func__);
return QDF_STATUS_E_INVAL;
}
if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap,
WMI_SERVICE_EXTSCAN)) {
WMA_LOGE("%s: extscan feature bit not enabled", __func__);
return QDF_STATUS_E_FAILURE;
}
params = qdf_mem_malloc(sizeof(struct wifi_scan_cmd_req_params));
if (params == NULL) {
WMA_LOGE("%s : Memory allocation failed", __func__);
return QDF_STATUS_E_NOMEM;
}
params->basePeriod = pstart->basePeriod;
params->maxAPperScan = pstart->maxAPperScan;
params->report_threshold_percent = pstart->report_threshold_percent;
params->report_threshold_num_scans = pstart->report_threshold_num_scans;
params->requestId = pstart->requestId;
params->sessionId = pstart->sessionId;
params->numBuckets = pstart->numBuckets;
params->min_dwell_time_active = pstart->min_dwell_time_active;
params->min_dwell_time_passive = pstart->min_dwell_time_passive;
params->max_dwell_time_active = pstart->max_dwell_time_active;
params->max_dwell_time_passive = pstart->max_dwell_time_passive;
params->configuration_flags = pstart->configuration_flags;
params->extscan_adaptive_dwell_mode =
pstart->extscan_adaptive_dwell_mode;
for (i = 0; i < WMI_WLAN_EXTSCAN_MAX_BUCKETS; i++) {
params->buckets[i].bucket = pstart->buckets[i].bucket;
params->buckets[i].band =
(enum wmi_wifi_band) pstart->buckets[i].band;
params->buckets[i].period = pstart->buckets[i].period;
params->buckets[i].reportEvents =
pstart->buckets[i].reportEvents;
params->buckets[i].max_period = pstart->buckets[i].max_period;
params->buckets[i].exponent = pstart->buckets[i].exponent;
params->buckets[i].step_count = pstart->buckets[i].step_count;
params->buckets[i].numChannels = pstart->buckets[i].numChannels;
params->buckets[i].min_dwell_time_active =
pstart->buckets[i].min_dwell_time_active;
params->buckets[i].min_dwell_time_passive =
pstart->buckets[i].min_dwell_time_passive;
params->buckets[i].max_dwell_time_active =
pstart->buckets[i].max_dwell_time_active;
params->buckets[i].max_dwell_time_passive =
pstart->buckets[i].max_dwell_time_passive;
for (j = 0; j < WLAN_EXTSCAN_MAX_CHANNELS; j++) {
params->buckets[i].channels[j].channel =
pstart->buckets[i].channels[j].channel;
params->buckets[i].channels[j].dwellTimeMs =
pstart->buckets[i].channels[j].dwellTimeMs;
params->buckets[i].channels[j].passive =
pstart->buckets[i].channels[j].passive;
params->buckets[i].channels[j].chnlClass =
pstart->buckets[i].channels[j].chnlClass;
}
}
status = wmi_unified_start_extscan_cmd(wma->wmi_handle,
params);
qdf_mem_free(params);
if (QDF_IS_STATUS_ERROR(status))
return status;
wma->interfaces[pstart->sessionId].extscan_in_progress = true;
WMA_LOGD("Extscan start request sent successfully for vdev %d",
pstart->sessionId);
return status;
}
/**
* wma_stop_extscan() - stop extscan command to fw.
* @handle: wma handle
* @pstopcmd: stop scan command request params
*
* This function sends stop extscan request to fw.
*
* Return: QDF Status.
*/
QDF_STATUS wma_stop_extscan(tp_wma_handle wma,
tSirExtScanStopReqParams *pstopcmd)
{
struct extscan_stop_req_params params = {0};
QDF_STATUS status;
if (!wma || !wma->wmi_handle) {
WMA_LOGE("%s: WMA is closed, cannot issue cmd", __func__);
return QDF_STATUS_E_INVAL;
}
if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap,
WMI_SERVICE_EXTSCAN)) {
WMA_LOGE("%s: extscan not enabled", __func__);
return QDF_STATUS_E_FAILURE;
}
params.request_id = pstopcmd->requestId;
params.session_id = pstopcmd->sessionId;
status = wmi_unified_stop_extscan_cmd(wma->wmi_handle,
&params);
if (QDF_IS_STATUS_ERROR(status))
return status;
wma->interfaces[pstopcmd->sessionId].extscan_in_progress = false;
WMA_LOGD("Extscan stop request sent successfully for vdev %d",
pstopcmd->sessionId);
return status;
}
/** wma_get_hotlist_entries_per_page() - hotlist entries per page
* @wmi_handle: wmi handle.
* @cmd: size of command structure.
* @per_entry_size: per entry size.
*
* This utility function calculates how many hotlist entries can
* fit in one page.
*
* Return: number of entries
*/
static inline int wma_get_hotlist_entries_per_page(wmi_unified_t wmi_handle,
size_t cmd_size,
size_t per_entry_size)
{
uint32_t avail_space = 0;
int num_entries = 0;
uint16_t max_msg_len = wmi_get_max_msg_len(wmi_handle);
/* Calculate number of hotlist entries that can
* be passed in wma message request.
*/
avail_space = max_msg_len - cmd_size;
num_entries = avail_space / per_entry_size;
return num_entries;
}
/**
* wma_get_buf_extscan_hotlist_cmd() - prepare hotlist command
* @handle: wma handle
* @photlist: hotlist command params
* @buf_len: buffer length
*
* This function fills individual elements for hotlist request and
* TLV for bssid entries
*
* Return: QDF Status.
*/
QDF_STATUS wma_get_buf_extscan_hotlist_cmd(tp_wma_handle wma_handle,
tSirExtScanSetBssidHotListReqParams *photlist,
int *buf_len)
{
return wmi_unified_get_buf_extscan_hotlist_cmd(wma_handle->wmi_handle,
(struct ext_scan_setbssi_hotlist_params *)photlist,
buf_len);
}
/**
* wma_extscan_start_hotlist_monitor() - start hotlist monitor
* @wma: wma handle
* @photlist: hotlist request params
*
* This function configures hotlist monitor in fw.
*
* Return: QDF status
*/
QDF_STATUS wma_extscan_start_hotlist_monitor(tp_wma_handle wma,
tSirExtScanSetBssidHotListReqParams *photlist)
{
QDF_STATUS qdf_status = QDF_STATUS_SUCCESS;
int len;
if (!wma || !wma->wmi_handle) {
WMA_LOGE("%s: WMA is closed, can not issue hotlist cmd",
__func__);
return QDF_STATUS_E_INVAL;
}
/* Fill individual elements for hotlist request and
* TLV for bssid entries
*/
qdf_status = wma_get_buf_extscan_hotlist_cmd(wma, photlist, &len);
if (qdf_status != QDF_STATUS_SUCCESS) {
WMA_LOGE("%s: Failed to get buffer for hotlist scan cmd",
__func__);
return QDF_STATUS_E_FAILURE;
}
return QDF_STATUS_SUCCESS;
}
/**
* wma_extscan_stop_hotlist_monitor() - stop hotlist monitor
* @wma: wma handle
* @photlist_reset: hotlist reset params
*
* This function configures hotlist monitor to stop in fw.
*
* Return: QDF status
*/
QDF_STATUS wma_extscan_stop_hotlist_monitor(tp_wma_handle wma,
tSirExtScanResetBssidHotlistReqParams *photlist_reset)
{
struct extscan_bssid_hotlist_reset_params params = {0};
if (!wma || !wma->wmi_handle) {
WMA_LOGE("%s: WMA is closed, can not issue cmd", __func__);
return QDF_STATUS_E_INVAL;
}
if (!photlist_reset) {
WMA_LOGE("%s: Invalid reset hotlist buffer", __func__);
return QDF_STATUS_E_INVAL;
}
if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap,
WMI_SERVICE_EXTSCAN)) {
WMA_LOGE("%s: extscan not enabled", __func__);
return QDF_STATUS_E_FAILURE;
}
params.request_id = photlist_reset->requestId;
params.session_id = photlist_reset->requestId;
return wmi_unified_extscan_stop_hotlist_monitor_cmd(wma->wmi_handle,
&params);
}
/**
* wma_get_buf_extscan_change_monitor_cmd() - fill change monitor request
* @wma: wma handle
* @psigchange: change monitor request params
* @buf: wmi buffer
* @buf_len: buffer length
*
* This function fills elements of change monitor request buffer.
*
* Return: QDF status
*/
QDF_STATUS wma_get_buf_extscan_change_monitor_cmd(tp_wma_handle wma_handle,
tSirExtScanSetSigChangeReqParams *psigchange,
wmi_buf_t *buf, int *buf_len)
{
wmi_extscan_configure_wlan_change_monitor_cmd_fixed_param *cmd;
wmi_extscan_wlan_change_bssid_param *dest_chglist;
uint8_t *buf_ptr;
int j;
int len = sizeof(*cmd);
int numap = psigchange->numAp;
tSirAPThresholdParam *src_ap = psigchange->ap;
if (!numap) {
WMA_LOGE("%s: Invalid number of bssid's", __func__);
return QDF_STATUS_E_INVAL;
}
len += WMI_TLV_HDR_SIZE;
len += numap * sizeof(wmi_extscan_wlan_change_bssid_param);
*buf = wmi_buf_alloc(wma_handle->wmi_handle, len);
if (!*buf) {
WMA_LOGP("%s: failed to allocate memory for change monitor cmd",
__func__);
return QDF_STATUS_E_FAILURE;
}
buf_ptr = (uint8_t *) wmi_buf_data(*buf);
cmd =
(wmi_extscan_configure_wlan_change_monitor_cmd_fixed_param *)
buf_ptr;
WMITLV_SET_HDR(&cmd->tlv_header,
WMITLV_TAG_STRUC_wmi_extscan_configure_wlan_change_monitor_cmd_fixed_param,
WMITLV_GET_STRUCT_TLVLEN
(wmi_extscan_configure_wlan_change_monitor_cmd_fixed_param));
cmd->request_id = psigchange->requestId;
cmd->vdev_id = psigchange->sessionId;
cmd->total_entries = numap;
cmd->mode = 1;
cmd->num_entries_in_page = numap;
cmd->lost_ap_scan_count = psigchange->lostApSampleSize;
cmd->max_rssi_samples = psigchange->rssiSampleSize;
cmd->rssi_averaging_samples = psigchange->rssiSampleSize;
cmd->max_out_of_range_count = psigchange->minBreaching;
buf_ptr += sizeof(*cmd);
WMITLV_SET_HDR(buf_ptr,
WMITLV_TAG_ARRAY_STRUC,
numap * sizeof(wmi_extscan_wlan_change_bssid_param));
dest_chglist = (wmi_extscan_wlan_change_bssid_param *)
(buf_ptr + WMI_TLV_HDR_SIZE);
for (j = 0; j < numap; j++) {
WMITLV_SET_HDR(dest_chglist,
WMITLV_TAG_STRUC_wmi_extscan_bucket_cmd_fixed_param,
WMITLV_GET_STRUCT_TLVLEN
(wmi_extscan_wlan_change_bssid_param));
dest_chglist->lower_rssi_limit = src_ap->low;
dest_chglist->upper_rssi_limit = src_ap->high;
WMI_CHAR_ARRAY_TO_MAC_ADDR(src_ap->bssid.bytes,
&dest_chglist->bssid);
WMA_LOGD("%s: min_rssi %d", __func__,
dest_chglist->lower_rssi_limit);
dest_chglist++;
src_ap++;
}
buf_ptr += WMI_TLV_HDR_SIZE +
(numap * sizeof(wmi_extscan_wlan_change_bssid_param));
*buf_len = len;
return QDF_STATUS_SUCCESS;
}
/**
* wma_extscan_start_change_monitor() - send start change monitor cmd
* @wma: wma handle
* @psigchange: change monitor request params
*
* This function sends start change monitor request to fw.
*
* Return: QDF status
*/
QDF_STATUS wma_extscan_start_change_monitor(tp_wma_handle wma,
tSirExtScanSetSigChangeReqParams *
psigchange)
{
int i = 0;
QDF_STATUS status;
struct extscan_set_sig_changereq_params *params_ptr;
if (!wma || !wma->wmi_handle) {
WMA_LOGE("%s: WMA is closed,can not issue extscan cmd",
__func__);
return QDF_STATUS_E_INVAL;
}
params_ptr = qdf_mem_malloc(sizeof(*params_ptr));
if (!params_ptr) {
WMA_LOGE(
"%s: unable to allocate memory for extscan_set_sig_changereq_params",
__func__);
return QDF_STATUS_E_NOMEM;
}
params_ptr->request_id = psigchange->requestId;
params_ptr->session_id = psigchange->sessionId;
params_ptr->rssi_sample_size = psigchange->rssiSampleSize;
params_ptr->lostap_sample_size = psigchange->lostApSampleSize;
params_ptr->min_breaching = psigchange->minBreaching;
params_ptr->num_ap = psigchange->numAp;
for (i = 0; i < WLAN_EXTSCAN_MAX_SIGNIFICANT_CHANGE_APS; i++) {
qdf_mem_copy(&params_ptr->ap[i].bssid,
&psigchange->ap[i].bssid,
sizeof(struct qdf_mac_addr));
params_ptr->ap[i].high = psigchange->ap[i].high;
params_ptr->ap[i].low = psigchange->ap[i].low;
}
status = wmi_unified_extscan_start_change_monitor_cmd
(wma->wmi_handle,
params_ptr);
qdf_mem_free(params_ptr);
return status;
}
/**
* wma_extscan_stop_change_monitor() - send stop change monitor cmd
* @wma: wma handle
* @pResetReq: Reset change request params
*
* This function sends stop change monitor request to fw.
*
* Return: QDF status
*/
QDF_STATUS wma_extscan_stop_change_monitor(tp_wma_handle wma,
tSirExtScanResetSignificantChangeReqParams *pResetReq)
{
struct extscan_capabilities_reset_params params = {0};
if (!wma || !wma->wmi_handle) {
WMA_LOGE("%s: WMA is closed, can not issue cmd", __func__);
return QDF_STATUS_E_INVAL;
}
if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap,
WMI_SERVICE_EXTSCAN)) {
WMA_LOGE("%s: ext scan not enabled", __func__);
return QDF_STATUS_E_FAILURE;
}
params.request_id = pResetReq->requestId;
params.session_id = pResetReq->sessionId;
return wmi_unified_extscan_stop_change_monitor_cmd(wma->wmi_handle,
&params);
}
/**
* wma_extscan_get_cached_results() - extscan get cached results
* @wma: wma handle
* @pcached_results: cached results parameters
*
* This function send request to fw to get cached results.
*
* Return: QDF status
*/
QDF_STATUS wma_extscan_get_cached_results(tp_wma_handle wma,
tSirExtScanGetCachedResultsReqParams *
pcached_results)
{
struct extscan_cached_result_params params = {0};
if (!wma || !wma->wmi_handle) {
WMA_LOGE("%s: WMA is closed, cannot issue cmd", __func__);
return QDF_STATUS_E_INVAL;
}
if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap,
WMI_SERVICE_EXTSCAN)) {
WMA_LOGE("%s: extscan not enabled", __func__);
return QDF_STATUS_E_FAILURE;
}
params.request_id = pcached_results->requestId;
params.session_id = pcached_results->sessionId;
params.flush = pcached_results->flush;
return wmi_unified_extscan_get_cached_results_cmd(wma->wmi_handle,
&params);
}
/**
* wma_extscan_get_capabilities() - extscan get capabilities
* @wma: wma handle
* @pgetcapab: get capabilities params
*
* This function send request to fw to get extscan capabilities.
*
* Return: QDF status
*/
QDF_STATUS wma_extscan_get_capabilities(tp_wma_handle wma,
tSirGetExtScanCapabilitiesReqParams *
pgetcapab)
{
struct extscan_capabilities_params params = {0};
if (!wma || !wma->wmi_handle) {
WMA_LOGE("%s: WMA is closed, can not issue cmd", __func__);
return QDF_STATUS_E_INVAL;
}
if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap,
WMI_SERVICE_EXTSCAN)) {
WMA_LOGE("%s: extscan not enabled", __func__);
return QDF_STATUS_E_FAILURE;
}
params.request_id = pgetcapab->requestId;
params.session_id = pgetcapab->sessionId;
return wmi_unified_extscan_get_capabilities_cmd(wma->wmi_handle,
&params);
}
QDF_STATUS wma_ipa_offload_enable_disable(tp_wma_handle wma,
struct sir_ipa_offload_enable_disable *ipa_offload)
{
struct cdp_vdev *vdev;
int32_t intra_bss_fwd = 0;
struct ipa_offload_control_params params = {0};
QDF_STATUS status;
uint8_t rx_fwd_disabled;
if (!wma || !wma->wmi_handle) {
WMA_LOGE("%s: WMA is closed, can not issue cmd",
__func__);
return QDF_STATUS_E_INVAL;
}
if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap,
((ipa_offload->offload_type == AP_RX_DATA_OFFLOAD) ?
WMI_SERVICE_HSOFFLOAD :
WMI_SERVICE_STA_RX_IPA_OFFLOAD_SUPPORT))) {
WMA_LOGE("%s: %s not supported", __func__,
((ipa_offload->offload_type == AP_RX_DATA_OFFLOAD) ?
"WMI_SERVICE_HSOFFLOAD" :
"WMI_SERVICE_STA_RX_IPA_OFFLOAD_SUPPORT"));
return QDF_STATUS_E_FAILURE;
}
if (ipa_offload->offload_type > STA_RX_DATA_OFFLOAD)
return QDF_STATUS_E_INVAL;
params.offload_type = ipa_offload->offload_type;
params.vdev_id = ipa_offload->vdev_id;
params.enable = ipa_offload->enable;
WMA_LOGI("%s: offload_type=%d, vdev_id=%d, enable=%d",
__func__,
ipa_offload->offload_type, ipa_offload->vdev_id,
ipa_offload->enable);
status = wmi_unified_ipa_offload_control_cmd(wma->wmi_handle,
&params);
if (QDF_IS_STATUS_ERROR(status))
return status;
/*
* Check if VDEV is already deleted. If deleted, don't
* send INTRA BSS FWD WMI command
*/
vdev = wma_find_vdev_by_id(wma, ipa_offload->vdev_id);
if (!vdev)
return QDF_STATUS_SUCCESS;
/* Disable Intra-BSS FWD offload when gDisableIntraBssFwd=1 in INI */
rx_fwd_disabled = cdp_cfg_is_rx_fwd_disabled(
cds_get_context(QDF_MODULE_ID_SOC), vdev);
if (!ipa_offload->enable || rx_fwd_disabled) {
WMA_LOGI("%s: ipa_offload->enable=%d, rx_fwd_disabled=%d",
__func__,
ipa_offload->enable, rx_fwd_disabled);
intra_bss_fwd = 1;
}
/* Disable/enable WMI_VDEV_PARAM_INTRA_BSS_FWD */
status = wma_vdev_set_param(wma->wmi_handle,
ipa_offload->vdev_id, WMI_VDEV_PARAM_INTRA_BSS_FWD,
intra_bss_fwd);
if (QDF_IS_STATUS_ERROR(status)) {
WMA_LOGE("Failed to disable WMI_VDEV_PARAM_INTRA_BSS_FWD");
return status;
}
return status;
}
/** wma_set_epno_network_list() - set epno network list
* @wma: WMA handle
* @req: epno config params request structure
*
* This function reads the incoming epno config request structure
* and constructs the WMI message to the firmware.
*
* Returns: 0 on success, error number otherwise
*/
QDF_STATUS wma_set_epno_network_list(tp_wma_handle wma,
struct wifi_epno_params *req)
{
struct wifi_enhanched_pno_params *params;
uint8_t i = 0;
QDF_STATUS status;
size_t params_len;
WMA_LOGD("wma_set_epno_network_list");
if (!wma || !wma->wmi_handle) {
WMA_LOGE("%s: WMA is closed, can not issue cmd", __func__);
return QDF_STATUS_E_FAILURE;
}
if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap,
WMI_SERVICE_EXTSCAN)) {
WMA_LOGE("%s: extscan not enabled", __func__);
return QDF_STATUS_E_NOSUPPORT;
}
params_len = sizeof(*params) + (req->num_networks *
sizeof(struct wifi_epno_network_params));
params = qdf_mem_malloc(params_len);
if (params == NULL) {
WMA_LOGE(FL("memory allocation failed"));
return QDF_STATUS_E_NOMEM;
}
params->request_id = req->request_id;
params->session_id = req->session_id;
params->num_networks = req->num_networks;
/* Fill only when num_networks are non zero */
if (req->num_networks) {
params->min_5ghz_rssi = req->min_5ghz_rssi;
params->min_24ghz_rssi = req->min_24ghz_rssi;
params->initial_score_max = req->initial_score_max;
params->same_network_bonus = req->same_network_bonus;
params->secure_bonus = req->secure_bonus;
params->band_5ghz_bonus = req->band_5ghz_bonus;
params->current_connection_bonus =
req->current_connection_bonus;
for (i = 0; i < req->num_networks; i++) {
params->networks[i].flags = req->networks[i].flags;
params->networks[i].auth_bit_field =
req->networks[i].auth_bit_field;
params->networks[i].ssid.length =
req->networks[i].ssid.length;
qdf_mem_copy(params->networks[i].ssid.mac_ssid,
req->networks[i].ssid.ssId,
WMI_MAC_MAX_SSID_LENGTH);
}
}
status = wmi_unified_set_epno_network_list_cmd(wma->wmi_handle, params);
qdf_mem_free(params);
if (QDF_IS_STATUS_ERROR(status))
return status;
WMA_LOGD("set ePNO list request sent successfully for vdev %d",
req->session_id);
return status;
}
/**
* wma_set_passpoint_network_list() - set passpoint network list
* @handle: WMA handle
* @req: passpoint network request structure
*
* This function reads the incoming @req and fill in the destination
* WMI structure and send down the passpoint configs down to the firmware
*
* Return: QDF_STATUS enumeration
*/
QDF_STATUS wma_set_passpoint_network_list(tp_wma_handle wma,
struct wifi_passpoint_req *req)
{
struct wifi_passpoint_req_param *params;
int i = 0;
QDF_STATUS status;
size_t params_len;
WMA_LOGD("wma_set_passpoint_network_list");
if (!wma || !wma->wmi_handle) {
WMA_LOGE("%s: WMA is closed, can not issue cmd", __func__);
return QDF_STATUS_E_FAILURE;
}
if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap,
WMI_SERVICE_EXTSCAN)) {
WMA_LOGE("%s: extscan not enabled", __func__);
return QDF_STATUS_E_NOSUPPORT;
}
params_len = sizeof(*params) + (req->num_networks *
sizeof(struct wifi_passpoint_network_param));
params = qdf_mem_malloc(params_len);
if (params == NULL) {
WMA_LOGE(FL("memory allocation failed"));
return QDF_STATUS_E_NOMEM;
}
params->request_id = req->request_id;
params->session_id = req->session_id;
params->num_networks = req->num_networks;
for (i = 0; i < req->num_networks; i++) {
params->networks[i].id = req->networks[i].id;
qdf_mem_copy(params->networks[i].realm, req->networks[i].realm,
WMI_PASSPOINT_REALM_LEN);
qdf_mem_copy(params->networks[i].roaming_consortium_ids,
req->networks[i].roaming_consortium_ids,
WMI_PASSPOINT_ROAMING_CONSORTIUM_ID_NUM *
sizeof(int64_t));
qdf_mem_copy(params->networks[i].plmn, req->networks[i].plmn,
WMI_PASSPOINT_PLMN_LEN);
}
status = wmi_unified_set_passpoint_network_list_cmd(wma->wmi_handle,
params);
qdf_mem_free(params);
if (QDF_IS_STATUS_ERROR(status))
return status;
WMA_LOGD("Set passpoint network list request is sent successfully for vdev %d",
req->session_id);
return status;
}
/**
* wma_reset_passpoint_network_list() - reset passpoint network list
* @handle: WMA handle
* @req: passpoint network request structure
*
* This function sends down WMI command with network id set to wildcard id.
* firmware shall clear all the config entries
*
* Return: QDF_STATUS enumeration
*/
QDF_STATUS wma_reset_passpoint_network_list(tp_wma_handle wma,
struct wifi_passpoint_req *req)
{
struct wifi_passpoint_req_param *params;
int i = 0;
QDF_STATUS status;
size_t params_len;
WMA_LOGD("wma_reset_passpoint_network_list");
if (!wma || !wma->wmi_handle) {
WMA_LOGE("%s: WMA is closed, can not issue cmd", __func__);
return QDF_STATUS_E_FAILURE;
}
if (!WMI_SERVICE_IS_ENABLED(wma->wmi_service_bitmap,
WMI_SERVICE_EXTSCAN)) {
WMA_LOGE("%s: extscan not enabled", __func__);
return QDF_STATUS_E_NOSUPPORT;
}
params_len = sizeof(*params) + (req->num_networks *
sizeof(struct wifi_passpoint_network_param));
params = qdf_mem_malloc(params_len);
if (params == NULL) {
WMA_LOGE(FL("memory allocation failed"));
return QDF_STATUS_E_NOMEM;
}
params->request_id = req->request_id;
params->session_id = req->session_id;
params->num_networks = req->num_networks;
for (i = 0; i < req->num_networks; i++) {
params->networks[i].id = req->networks[i].id;
qdf_mem_copy(params->networks[i].realm, req->networks[i].realm,
WMI_PASSPOINT_REALM_LEN);
qdf_mem_copy(params->networks[i].roaming_consortium_ids,
req->networks[i].roaming_consortium_ids,
WMI_PASSPOINT_ROAMING_CONSORTIUM_ID_NUM *
sizeof(int64_t));
qdf_mem_copy(params->networks[i].plmn, req->networks[i].plmn,
WMI_PASSPOINT_PLMN_LEN);
}
status = wmi_unified_reset_passpoint_network_list_cmd(wma->wmi_handle,
params);
qdf_mem_free(params);
return status;
}
#endif
/**
* wma_scan_probe_setoui() - set scan probe OUI
* @wma: wma handle
* @psetoui: OUI parameters
*
* set scan probe OUI parameters in firmware
*
* Return: QDF status
*/
QDF_STATUS wma_scan_probe_setoui(tp_wma_handle wma, tSirScanMacOui *psetoui)
{
struct scan_mac_oui set_oui;
qdf_mem_set(&set_oui, sizeof(struct scan_mac_oui), 0);
if (!wma || !wma->wmi_handle) {
WMA_LOGE("%s: WMA is closed, can not issue cmd", __func__);
return QDF_STATUS_E_INVAL;
}
qdf_mem_copy(set_oui.oui, psetoui->oui,
WMI_WIFI_SCANNING_MAC_OUI_LENGTH);
set_oui.vdev_id = psetoui->vdev_id;
set_oui.enb_probe_req_sno_randomization =
psetoui->enb_probe_req_sno_randomization;
set_oui.ie_whitelist = psetoui->ie_whitelist;
return wmi_unified_scan_probe_setoui_cmd(wma->wmi_handle,
&set_oui);
}
/**
* wma_roam_better_ap_handler() - better ap event handler
* @wma: wma handle
* @vdev_id: vdev id
*
* Handler for WMI_ROAM_REASON_BETTER_AP event from roam firmware in Rome.
* This event means roam algorithm in Rome has found a better matching
* candidate AP. The indication is sent to SME.
*
* Return: none
*/
void wma_roam_better_ap_handler(tp_wma_handle wma, uint32_t vdev_id)
{
struct scheduler_msg cds_msg = {0};
tSirSmeCandidateFoundInd *candidate_ind;
struct scan_param *params;
params = &wma->interfaces[vdev_id].scan_info;
/* abort existing scans from GUI, but not roaming preauth scan */
if (params->scan_id != 0 && params->chan_freq == 0 &&
params->scan_requestor_id == USER_SCAN_REQUESTOR_ID) {
tAbortScanParams abortScan;
abortScan.SessionId = vdev_id;
abortScan.scan_id = params->scan_id;
abortScan.scan_requestor_id = params->scan_requestor_id;
wma_stop_scan(wma, &abortScan);
}
candidate_ind = qdf_mem_malloc(sizeof(tSirSmeCandidateFoundInd));
if (!candidate_ind) {
WMA_LOGE("%s: Alloc failed for tSirSmeCandidateFoundInd",
__func__);
return;
}
WMA_LOGD("%s: roaming in progress for vdev %d",
__func__, vdev_id);
wma->interfaces[vdev_id].roaming_in_progress = true;
candidate_ind->messageType = eWNI_SME_CANDIDATE_FOUND_IND;
candidate_ind->sessionId = vdev_id;
candidate_ind->length = sizeof(tSirSmeCandidateFoundInd);
cds_msg.type = eWNI_SME_CANDIDATE_FOUND_IND;
cds_msg.bodyptr = candidate_ind;
QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_INFO,
FL("posting candidate ind to SME"));
if (QDF_STATUS_SUCCESS != scheduler_post_msg(QDF_MODULE_ID_SME,
&cds_msg)) {
qdf_mem_free(candidate_ind);
QDF_TRACE(QDF_MODULE_ID_WMA, QDF_TRACE_LEVEL_ERROR,
FL("Failed to post candidate ind to SME"));
}
}
/**
* wma_roam_event_callback() - roam event callback
* @handle: wma handle
* @event_buf: event buffer
* @len: buffer length
*
* Handler for all events from roam engine in firmware
*
* Return: 0 for success or error code
*/
int wma_roam_event_callback(WMA_HANDLE handle, uint8_t *event_buf,
uint32_t len)
{
tp_wma_handle wma_handle = (tp_wma_handle) handle;
WMI_ROAM_EVENTID_param_tlvs *param_buf;
wmi_roam_event_fixed_param *wmi_event;
struct sSirSmeRoamOffloadSynchInd *roam_synch_data;
enum sir_roam_op_code op_code = {0};
param_buf = (WMI_ROAM_EVENTID_param_tlvs *) event_buf;
if (!param_buf) {
WMA_LOGE("Invalid roam event buffer");
return -EINVAL;
}
wmi_event = param_buf->fixed_param;
WMA_LOGD("%s: Reason %x, Notif %x for vdevid %x, rssi %d",
__func__, wmi_event->reason, wmi_event->notif,
wmi_event->vdev_id, wmi_event->rssi);
if (wmi_event->vdev_id >= wma_handle->max_bssid) {
WMA_LOGE("Invalid vdev id from firmware");
return -EINVAL;
}
wlan_roam_debug_log(wmi_event->vdev_id, DEBUG_ROAM_EVENT,
DEBUG_INVALID_PEER_ID, NULL, NULL,
wmi_event->reason,
(wmi_event->reason == WMI_ROAM_REASON_INVALID) ?
wmi_event->notif : wmi_event->rssi);
DPTRACE(qdf_dp_trace_record_event(QDF_DP_TRACE_EVENT_RECORD,
wmi_event->vdev_id, QDF_TRACE_DEFAULT_PDEV_ID,
QDF_PROTO_TYPE_EVENT, QDF_ROAM_EVENTID));
switch (wmi_event->reason) {
case WMI_ROAM_REASON_BMISS:
WMA_LOGD("Beacon Miss for vdevid %x", wmi_event->vdev_id);
wma_beacon_miss_handler(wma_handle, wmi_event->vdev_id,
wmi_event->rssi);
wma_sta_kickout_event(HOST_STA_KICKOUT_REASON_BMISS,
wmi_event->vdev_id, NULL);
break;
case WMI_ROAM_REASON_BETTER_AP:
WMA_LOGD("%s:Better AP found for vdevid %x, rssi %d", __func__,
wmi_event->vdev_id, wmi_event->rssi);
wma_handle->suitable_ap_hb_failure = false;
wma_roam_better_ap_handler(wma_handle, wmi_event->vdev_id);
break;
case WMI_ROAM_REASON_SUITABLE_AP:
wma_handle->suitable_ap_hb_failure = true;
wma_handle->suitable_ap_hb_failure_rssi = wmi_event->rssi;
WMA_LOGD("%s:Bmiss scan AP found for vdevid %x, rssi %d",
__func__, wmi_event->vdev_id, wmi_event->rssi);
wma_roam_better_ap_handler(wma_handle, wmi_event->vdev_id);
break;
#ifdef WLAN_FEATURE_ROAM_OFFLOAD
case WMI_ROAM_REASON_HO_FAILED:
WMA_LOGE("LFR3:Hand-Off Failed for vdevid %x",
wmi_event->vdev_id);
wma_roam_ho_fail_handler(wma_handle, wmi_event->vdev_id);
break;
#endif
case WMI_ROAM_REASON_INVALID:
roam_synch_data = qdf_mem_malloc(sizeof(*roam_synch_data));
if (NULL == roam_synch_data) {
WMA_LOGE("Memory unavailable for roam synch data");
return -ENOMEM;
}
if (wmi_event->notif == WMI_ROAM_NOTIF_ROAM_START)
op_code = SIR_ROAMING_START;
if (wmi_event->notif == WMI_ROAM_NOTIF_ROAM_ABORT)
op_code = SIR_ROAMING_ABORT;
roam_synch_data->roamedVdevId = wmi_event->vdev_id;
wma_handle->csr_roam_synch_cb(
(tpAniSirGlobal)wma_handle->mac_context,
roam_synch_data, NULL, op_code);
qdf_mem_free(roam_synch_data);
break;
case WMI_ROAM_REASON_RSO_STATUS:
wma_rso_cmd_status_event_handler(wmi_event);
break;
case WMI_ROAM_REASON_INVOKE_ROAM_FAIL:
roam_synch_data = qdf_mem_malloc(sizeof(*roam_synch_data));
if (!roam_synch_data) {
WMA_LOGE("Memory unavailable for roam synch data");
return -ENOMEM;
}
roam_synch_data->roamedVdevId = wmi_event->vdev_id;
wma_handle->csr_roam_synch_cb(
(tpAniSirGlobal)wma_handle->mac_context,
roam_synch_data, NULL, SIR_ROAMING_INVOKE_FAIL);
qdf_mem_free(roam_synch_data);
break;
default:
WMA_LOGD("%s:Unhandled Roam Event %x for vdevid %x", __func__,
wmi_event->reason, wmi_event->vdev_id);
break;
}
return 0;
}
/**
* wma_set_rssi_monitoring() - set rssi monitoring
* @handle: WMA handle
* @req: rssi monitoring request structure
*
* This function reads the incoming @req and fill in the destination
* WMI structure and send down the rssi monitoring configs down to the firmware
*
* Return: 0 on success; error number otherwise
*/
QDF_STATUS wma_set_rssi_monitoring(tp_wma_handle wma,
struct rssi_monitor_req *req)
{
struct rssi_monitor_param params = {0};
if (!wma) {
WMA_LOGE("%s: wma handle is NULL", __func__);
return QDF_STATUS_E_INVAL;
}
params.request_id = req->request_id;
params.session_id = req->session_id;
params.min_rssi = req->min_rssi;
params.max_rssi = req->max_rssi;
params.control = req->control;
return wmi_unified_set_rssi_monitoring_cmd(wma->wmi_handle,
&params);
}
/**
* wma_get_scan_id() - Generates scan id
* @scan_id: Scan id
*
* This function generates the scan id.
*
* Return: QDF_STATUS
*/
QDF_STATUS wma_get_scan_id(uint32_t *scan_id)
{
tp_wma_handle wma = cds_get_context(QDF_MODULE_ID_WMA);
if (!scan_id) {
WMA_LOGE("Scan_id is NULL");
return QDF_STATUS_E_FAULT;
}
#ifdef NAPIER_SCAN
*scan_id = ucfg_scan_get_scan_id(wma->psoc);
#else
/* host need to cycle through the lower 12 bits to generate ids */
*scan_id = qdf_atomic_inc_return(&wma->scan_id_counter) &
WMA_SCAN_ID_MASK;
/*
* Firmware expects the host scan request id appended
* by PREFIX 0xA000
*/
*scan_id = *scan_id | WMI_HOST_SCAN_REQ_ID_PREFIX;
#endif
return QDF_STATUS_SUCCESS;
}
#ifdef FEATURE_LFR_SUBNET_DETECTION
/**
* wma_set_gateway_params() - set gateway parameters
* @wma: WMA handle
* @req: gateway parameter update request structure
*
* This function reads the incoming @req and fill in the destination
* WMI structure and sends down the gateway configs down to the firmware
*
* Return: QDF_STATUS
*/
QDF_STATUS wma_set_gateway_params(tp_wma_handle wma,
struct gateway_param_update_req *req)
{
struct gateway_update_req_param params = {0};
if (!wma) {
WMA_LOGE("%s: wma handle is NULL", __func__);
return QDF_STATUS_E_INVAL;
}
params.request_id = req->request_id;
params.session_id = req->session_id;
params.max_retries = req->max_retries;
params.timeout = req->timeout;
params.ipv4_addr_type = req->ipv4_addr_type;
params.ipv6_addr_type = req->ipv6_addr_type;
qdf_mem_copy(&params.gw_mac_addr, &req->gw_mac_addr,
sizeof(struct qdf_mac_addr));
qdf_mem_copy(params.ipv4_addr, req->ipv4_addr,
QDF_IPV4_ADDR_SIZE);
qdf_mem_copy(params.ipv6_addr, req->ipv6_addr,
QDF_IPV6_ADDR_SIZE);
return wmi_unified_set_gateway_params_cmd(wma->wmi_handle,
&params);
}
#endif /* FEATURE_LFR_SUBNET_DETECTION */
/**
* wma_ht40_stop_obss_scan() - ht40 obss stop scan
* @wma: WMA handel
* @vdev_id: vdev identifier
*
* Return: Return QDF_STATUS, otherwise appropriate failure code
*/
QDF_STATUS wma_ht40_stop_obss_scan(tp_wma_handle wma, int32_t vdev_id)
{
wmi_buf_t buf;
wmi_obss_scan_disable_cmd_fixed_param *cmd;
int ret;
int len = sizeof(*cmd);
buf = wmi_buf_alloc(wma->wmi_handle, len);
if (!buf) {
WMA_LOGP("%s: wmi_buf_alloc failed", __func__);
return QDF_STATUS_E_NOMEM;
}
WMA_LOGD("cmd %x vdev_id %d", WMI_OBSS_SCAN_DISABLE_CMDID, vdev_id);
cmd = (wmi_obss_scan_disable_cmd_fixed_param *) wmi_buf_data(buf);
WMITLV_SET_HDR(&cmd->tlv_header,
WMITLV_TAG_STRUC_wmi_obss_scan_disable_cmd_fixed_param,
WMITLV_GET_STRUCT_TLVLEN(
wmi_obss_scan_disable_cmd_fixed_param));
cmd->vdev_id = vdev_id;
ret = wmi_unified_cmd_send(wma->wmi_handle, buf, len,
WMI_OBSS_SCAN_DISABLE_CMDID);
if (ret != EOK) {
WMA_LOGE("Failed to send gw config parameter to fw, ret: %d",
ret);
wmi_buf_free(buf);
return QDF_STATUS_E_FAILURE;
}
return QDF_STATUS_SUCCESS;
}
/**
* wma_send_ht40_obss_scanind() - ht40 obss start scan indication
* @wma: WMA handel
* @req: start scan request
*
* Return: Return QDF_STATUS, otherwise appropriate failure code
*/
QDF_STATUS wma_send_ht40_obss_scanind(tp_wma_handle wma,
struct obss_ht40_scanind *req)
{
wmi_buf_t buf;
wmi_obss_scan_enable_cmd_fixed_param *cmd;
int ret;
int len = 0;
uint8_t *buf_ptr, i;
uint8_t *channel_list;
len += sizeof(wmi_obss_scan_enable_cmd_fixed_param);
len += WMI_TLV_HDR_SIZE;
len += qdf_roundup(sizeof(uint8_t) * req->channel_count,
sizeof(uint32_t));
len += WMI_TLV_HDR_SIZE;
len += qdf_roundup(sizeof(uint8_t) * 1, sizeof(uint32_t));
WMA_LOGE("cmdlen %d vdev_id %d channel count %d iefield_len %d",
len, req->bss_id, req->channel_count, req->iefield_len);
WMA_LOGE("scantype %d active_time %d passive %d Obss interval %d",
req->scan_type, req->obss_active_dwelltime,
req->obss_passive_dwelltime,
req->obss_width_trigger_interval);
buf = wmi_buf_alloc(wma->wmi_handle, len);
if (!buf) {
WMA_LOGP("%s: wmi_buf_alloc failed", __func__);
return QDF_STATUS_E_NOMEM;
}
cmd = (wmi_obss_scan_enable_cmd_fixed_param *) wmi_buf_data(buf);
WMITLV_SET_HDR(&cmd->tlv_header,
WMITLV_TAG_STRUC_wmi_obss_scan_enable_cmd_fixed_param,
WMITLV_GET_STRUCT_TLVLEN(wmi_obss_scan_enable_cmd_fixed_param));
buf_ptr = (uint8_t *) cmd;
cmd->vdev_id = req->bss_id;
cmd->scan_type = req->scan_type;
cmd->obss_scan_active_dwell =
req->obss_active_dwelltime;
cmd->obss_scan_passive_dwell =
req->obss_passive_dwelltime;
cmd->bss_channel_width_trigger_scan_interval =
req->obss_width_trigger_interval;
cmd->bss_width_channel_transition_delay_factor =
req->bsswidth_ch_trans_delay;
cmd->obss_scan_active_total_per_channel =
req->obss_active_total_per_channel;
cmd->obss_scan_passive_total_per_channel =
req->obss_passive_total_per_channel;
cmd->obss_scan_activity_threshold =
req->obss_activity_threshold;
cmd->channel_len = req->channel_count;
cmd->forty_mhz_intolerant = req->fortymhz_intolerent;
cmd->current_operating_class = req->current_operatingclass;
cmd->ie_len = req->iefield_len;
buf_ptr += sizeof(wmi_obss_scan_enable_cmd_fixed_param);
WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_BYTE,
qdf_roundup(req->channel_count, sizeof(uint32_t)));
buf_ptr += WMI_TLV_HDR_SIZE;
channel_list = (uint8_t *) buf_ptr;
for (i = 0; i < req->channel_count; i++) {
channel_list[i] = req->channels[i];
WMA_LOGD("Ch[%d]: %d ", i, channel_list[i]);
}
buf_ptr += qdf_roundup(sizeof(uint8_t) * req->channel_count,
sizeof(uint32_t));
WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_BYTE,
qdf_roundup(1, sizeof(uint32_t)));
buf_ptr += WMI_TLV_HDR_SIZE;
ret = wmi_unified_cmd_send(wma->wmi_handle, buf, len,
WMI_OBSS_SCAN_ENABLE_CMDID);
if (ret != EOK) {
WMA_LOGE("Failed to send gw config parameter to fw, ret: %d",
ret);
wmi_buf_free(buf);
return QDF_STATUS_E_FAILURE;
}
return QDF_STATUS_SUCCESS;
}