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Wifi-3490. Opensync workaround for 0 NF reported.

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Sometimes, the driver reports 0 Noise Floor value which is
not a valid data point. Adding a workaround in Opensync layer
to consider previous recorded NF value when 0 NF is reported.

Signed-off-by: ravi vaishnav <ravi.vaishnav@netexperience.com>
This commit is contained in:
ravi vaishnav
2021-08-17 16:44:12 -04:00
committed by Arif
parent f4e483f7b4
commit 6edb33b992
2 changed files with 45 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

39
feeds/wlan-ap/opensync/patches/43-sm_validate_noise_floor.patch Normal file
View File

@@ -0,0 +1,39 @@
Index: opensync-2.0.5.0/src/sm/src/sm_survey_report.c
===================================================================
--- opensync-2.0.5.0.orig/src/sm/src/sm_survey_report.c
+++ opensync-2.0.5.0/src/sm/src/sm_survey_report.c
@@ -333,6 +333,7 @@ static
void sm_survery_target_validate (
radio_entry_t *radio_cfg,
radio_scan_type_t scan_type,
+ target_survey_record_t *record_entry,
dpp_survey_record_t *survey_record)
{
uint32_t chan_sum = survey_record->chan_rx + survey_record->chan_tx;
@@ -366,6 +367,10 @@ void sm_survery_target_validate (
}
survey_record->chan_self = survey_record->chan_rx;
}
+
+ if (!survey_record->chan_noise) {
+ survey_record->chan_noise = record_entry->chan_noise;
+ }
}
static
@@ -723,6 +728,7 @@ bool sm_survey_update_list_cb (
sm_survery_target_validate (
radio_cfg_ctx,
scan_type,
+ record_entry,
result_entry);
LOGD("Processed %s %s %u survey percent "
@@ -965,6 +971,7 @@ bool sm_survey_threshold_util_cb (
sm_survery_target_validate (
radio_cfg_ctx,
scan_type,
+ &survey_ctx->threshold_record,
&result_entry);
/* update cache with current values */

10
feeds/wlan-ap/opensync/src/platform/openwrt/src/lib/target/src/stats_nl80211.c
View File

@@ -200,10 +200,12 @@ static int add_chan_noise_offset(unsigned int chan, int chan_noise)
{
int adjusted_chan_noise = 0;
if (chan > 13) {
adjusted_chan_noise = chan_noise + NF_OFFSET_5G;
} else {
adjusted_chan_noise = chan_noise + NF_OFFSET_24G;
if (chan_noise) {
if (chan > 13) {
adjusted_chan_noise = chan_noise + NF_OFFSET_5G;
} else {
adjusted_chan_noise = chan_noise + NF_OFFSET_24G;
}
}
return adjusted_chan_noise;