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qcacld-3.0: Ignore the csa event when roaming is in progress

Browse source 
Ignore the csa event for the station if roaming is in progress on
the same.

Change-Id: Ibb698589484a6a9df021a00986b89bebcc003b27
CRs-Fixed: 2237556
This commit is contained in:
Tushnim Bhattacharyya 2018-05-07 13:50:51 -07:00 • committed by nshrivas
commit eb622b0f2f
3 changed files with 27 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

8
core/wma/src/wma_features.c
View file

@ -1342,6 +1342,14 @@ int wma_csa_offload_handler(void *handle, uint8_t *event, uint32_t len)
return -EINVAL;
}
if (wma->interfaces[vdev_id].roaming_in_progress ||
wma->interfaces[vdev_id].roam_synch_in_progress) {
WMA_LOGE("Roaming in progress for vdev %d, ignore csa_offload_event",
vdev_id);
qdf_mem_free(csa_offload_event);
return -EINVAL;
}
qdf_mem_zero(csa_offload_event, sizeof(*csa_offload_event));
qdf_mem_copy(csa_offload_event->bssId, &bssid, IEEE80211_ADDR_LEN);

20
core/wma/src/wma_scan_roam.c
View file

@ -2246,6 +2246,14 @@ int wma_roam_synch_event_handler(void *handle, uint8_t *event,
return status;
}
/*
* This flag is set during ROAM_START and once this event is being
* executed which is a run to completion, no other event can interrupt
* this in MC thread context. So, it is OK to reset the flag here as
* soon as we receive this event.
*/
wma->interfaces[synch_event->vdev_id].roaming_in_progress = false;
if (synch_event->bcn_probe_rsp_len >
param_buf->num_bcn_probe_rsp_frame ||
synch_event->reassoc_req_len >
@ -5510,6 +5518,8 @@ int wma_roam_event_callback(WMA_HANDLE handle, uint8_t *event_buf,
WMA_LOGE("LFR3:Hand-Off Failed for vdevid %x",
wmi_event->vdev_id);
wma_roam_ho_fail_handler(wma_handle, wmi_event->vdev_id);
wma_handle->interfaces[wmi_event->vdev_id].
roaming_in_progress = false;
break;
#endif
case WMI_ROAM_REASON_INVALID:
@ -5518,10 +5528,16 @@ int wma_roam_event_callback(WMA_HANDLE handle, uint8_t *event_buf,
WMA_LOGE("Memory unavailable for roam synch data");
return -ENOMEM;
}
if (wmi_event->notif == WMI_ROAM_NOTIF_ROAM_START)
if (wmi_event->notif == WMI_ROAM_NOTIF_ROAM_START) {
op_code = SIR_ROAMING_START;
if (wmi_event->notif == WMI_ROAM_NOTIF_ROAM_ABORT)
wma_handle->interfaces[wmi_event->vdev_id].
roaming_in_progress = true;
}
if (wmi_event->notif == WMI_ROAM_NOTIF_ROAM_ABORT) {
op_code = SIR_ROAMING_ABORT;
wma_handle->interfaces[wmi_event->vdev_id].
roaming_in_progress = false;
}
roam_synch_data->roamedVdevId = wmi_event->vdev_id;
wma_handle->pe_roam_synch_cb(
(tpAniSirGlobal)wma_handle->mac_context,

1
core/wma/src/wma_utils.c
View file

@ -4502,6 +4502,7 @@ QDF_STATUS wma_send_vdev_down_to_fw(t_wma_handle *wma, uint8_t vdev_id)
QDF_STATUS status;
struct wma_txrx_node *vdev = &wma->interfaces[vdev_id];
wma->interfaces[vdev_id].roaming_in_progress = false;
status = wmi_unified_vdev_down_send(wma->wmi_handle, vdev_id);
wma_release_wakelock(&vdev->vdev_start_wakelock);