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qcacld-3.0: Optimize processing of DFS phy events

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qcacld-2.0 to qcacld-3.0 propagation

Optimize by avoiding processing of DFS phy events in below scenario's

1)Once radar indication given to UMAC.
2)Vdev restart in SAP interface

Change-Id: Ib175feed4a611a5c7185202e3d50abc3e84fc781
CRs-Fixed: 910586
This commit is contained in:
Edhar, Mahesh Kumar 2015-10-26 17:06:23 +05:30 committed by Prakash Dhavali
parent 952ec474d8
commit 7cbbe59672
4 changed files with 29 additions and 0 deletions
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10
core/sap/dfs/src/dfs_process_radarevent.c
View File

@ -224,6 +224,16 @@ int dfs_process_radarevent(struct ath_dfs *dfs, struct ieee80211_channel *chan)
ATH_DFSEVENTQ_UNLOCK(dfs);
found = 0;
cdf_spin_lock_bh(&dfs->ic->chan_lock);
if (dfs->ic->disable_phy_err_processing) {
ATH_DFSQ_LOCK(dfs);
empty = STAILQ_EMPTY(&(dfs->dfs_radarq));
ATH_DFSQ_UNLOCK(dfs);
cdf_spin_unlock_bh(&dfs->ic->chan_lock);
continue;
}
cdf_spin_unlock_bh(&dfs->ic->chan_lock);
if (re.re_chanindex < DFS_NUM_RADAR_STATES)
rs = &dfs->dfs_radar[re.re_chanindex];
else {

1
core/wma/inc/wma_dfs_interface.h
View File

@ -233,6 +233,7 @@ typedef struct ieee80211com {
uint8_t last_radar_found_chan;
int32_t dfs_pri_multiplier;
cdf_spinlock_t chan_lock;
bool disable_phy_err_processing;
} IEEE80211COM, *PIEEE80211COM;
/**

8
core/wma/src/wma_dev_if.c
View File

@ -766,6 +766,12 @@ int wma_vdev_start_resp_handler(void *handle, uint8_t *cmd_param_info,
return -EINVAL;
}
if (wma_is_vdev_in_ap_mode(wma, resp_event->vdev_id)) {
cdf_spin_lock_bh(&wma->dfs_ic->chan_lock);
wma->dfs_ic->disable_phy_err_processing = false;
cdf_spin_unlock_bh(&wma->dfs_ic->chan_lock);
}
if (resp_event->status == CDF_STATUS_SUCCESS) {
wma->interfaces[resp_event->vdev_id].tx_streams =
resp_event->cfgd_tx_streams;
@ -2051,6 +2057,8 @@ CDF_STATUS wma_vdev_start(tp_wma_handle wma,
}
cdf_spin_lock_bh(&wma->dfs_ic->chan_lock);
if (isRestart)
wma->dfs_ic->disable_phy_err_processing = true;
/* provide the current channel to DFS */
wma->dfs_ic->ic_curchan =

10
core/wma/src/wma_features.c
View File

@ -1734,6 +1734,13 @@ static int wma_unified_dfs_radar_rx_event_handler(void *handle,
cdf_spin_lock_bh(&ic->chan_lock);
chan = ic->ic_curchan;
if (ic->disable_phy_err_processing) {
WMA_LOGD("%s: radar indication done,drop phyerror event",
__func__);
cdf_spin_unlock_bh(&ic->chan_lock);
return 0;
}
if (CHANNEL_STATE_DFS != cds_get_channel_state(chan->ic_ieee)) {
WMA_LOGE
("%s: Invalid DFS Phyerror event. Channel=%d is Non-DFS",
@ -6921,6 +6928,9 @@ int wma_dfs_indicate_radar(struct ieee80211com *ic,
* radar events to be posted on the same channel.
*/
cdf_spin_lock_bh(&ic->chan_lock);
if (!pmac->sap.SapDfsInfo.disable_dfs_ch_switch)
wma->dfs_ic->disable_phy_err_processing = true;
if ((ichan->ic_ieee != (wma->dfs_ic->last_radar_found_chan)) ||
(pmac->sap.SapDfsInfo.disable_dfs_ch_switch == true)) {
wma->dfs_ic->last_radar_found_chan = ichan->ic_ieee;