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qcacld-3.0: Handle roam synch propagation failure

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Handle Roam synch propagation failure properly.
Disable the roaming in progress flags in HDD.
Send a ROAM STOP command to firmware immediately.

Change-Id: I5f014ab79db553a1df758bf639362f26272a6a23
CRs-Fixed: 2020168
This commit is contained in:
Varun Reddy Yeturu 2017-03-15 16:14:03 -07:00 • committed by Sandeep Puligilla
commit 1ce7affdda
2 changed files with 22 additions and 11 deletions
Download patch file Download diff file Expand all files Collapse all files

1
core/sme/inc/csr_neighbor_roam.h
View file

@ -323,6 +323,7 @@ void csr_roam_reset_roam_params(tpAniSirGlobal mac_ptr);
#define REASON_ROAM_SCAN_HI_RSSI_UB_CHANGED 33
#define REASON_CONNECT_IES_CHANGED 34
#define REASON_ROAM_SCAN_STA_ROAM_POLICY_CHANGED 35
#define REASON_ROAM_SYNCH_FAILED 36
#if defined(WLAN_FEATURE_HOST_ROAM) || defined(WLAN_FEATURE_ROAM_OFFLOAD)

32
core/wma/src/wma_scan_roam.c
View file

@ -2135,7 +2135,7 @@ void wma_process_roam_synch_fail(WMA_HANDLE handle,
*
* Return: Success or Failure
*/
static QDF_STATUS wma_fill_roam_synch_buffer(tp_wma_handle wma,
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)
{
@ -2145,7 +2145,6 @@ static QDF_STATUS wma_fill_roam_synch_buffer(tp_wma_handle wma,
uint8_t *reassoc_req_ptr;
wmi_channel *chan;
wmi_key_material *key;
QDF_STATUS status = QDF_STATUS_SUCCESS;
synch_event = param_buf->fixed_param;
roam_synch_ind_ptr->roamedVdevId = synch_event->vdev_id;
@ -2168,7 +2167,7 @@ static QDF_STATUS wma_fill_roam_synch_buffer(tp_wma_handle wma,
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 QDF_STATUS_E_FAILURE;
return -EINVAL;
}
/* Beacon/Probe Rsp data */
roam_synch_ind_ptr->beaconProbeRespOffset =
@ -2229,7 +2228,7 @@ static QDF_STATUS wma_fill_roam_synch_buffer(tp_wma_handle wma,
else
WMA_LOGD(FL("hw_mode transition fixed param is NULL"));
return status;
return 0;
}
/**
@ -2314,28 +2313,29 @@ int wma_roam_synch_event_handler(void *handle, uint8_t *event,
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;
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();
WMA_LOGD("LFR3:%s", __func__);
if (!event) {
WMA_LOGE("%s: event param null", __func__);
return status;
goto cleanup_label;
}
param_buf = (WMI_ROAM_SYNCH_EVENTID_param_tlvs *) event;
if (!param_buf) {
WMA_LOGE("%s: received null buf from target", __func__);
return status;
goto cleanup_label;
}
synch_event = param_buf->fixed_param;
if (!synch_event) {
WMA_LOGE("%s: received null event data from target", __func__);
return status;
goto cleanup_label;
}
DPTRACE(qdf_dp_trace_record_event(QDF_DP_TRACE_EVENT_RECORD,
@ -2344,7 +2344,7 @@ int wma_roam_synch_event_handler(void *handle, uint8_t *event,
if (wma_is_roam_synch_in_progress(wma, synch_event->vdev_id)) {
WMA_LOGE("%s: Ignoring RSI since one is already in progress",
__func__);
return status;
goto cleanup_label;
}
WMA_LOGE("LFR3: Received WMA_ROAM_OFFLOAD_SYNCH_IND");
@ -2364,8 +2364,9 @@ int wma_roam_synch_event_handler(void *handle, uint8_t *event,
goto cleanup_label;
}
qdf_mem_zero(roam_synch_ind_ptr, len);
status = wma_fill_roam_synch_buffer(wma, roam_synch_ind_ptr, param_buf);
if (!QDF_IS_STATUS_SUCCESS(status))
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 >
@ -2410,6 +2411,15 @@ int wma_roam_synch_event_handler(void *handle, uint8_t *event,
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));
roam_req->Command = ROAM_SCAN_OFFLOAD_STOP;
roam_req->reason = REASON_ROAM_SYNCH_FAILED;
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)