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WIFI-2939: Add offset to channel noisefloor

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Add offset to channel noisefloor stats.

Signed-off-by: Arif Alam <arif.alam@netexperience.com>
This commit is contained in:
Arif Alam
2021-07-12 09:49:24 -04:00
committed by Rick Sommerville
parent 9796b90bf3
commit 29290b5b85
1 changed files with 17 additions and 1 deletions
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18
feeds/wlan-ap/opensync/src/platform/openwrt/src/lib/target/src/stats_nl80211.c
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@@ -42,6 +42,8 @@ static struct unl unl_req;
static struct unl unl_notify;
static ev_io unl_io;
#define NF_OFFSET_24G 14
#define NF_OFFSET_5G 10
struct nl80211_scan {
char name[IF_NAMESIZE];
target_scan_cb_t *scan_cb;
@@ -192,6 +194,19 @@ static int nl80211_assoclist_recv(struct nl_msg *msg, void *arg)
return NL_OK;
}
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;
}
return adjusted_chan_noise;
}
static int nl80211_survey_recv(struct nl_msg *msg, void *arg)
{
static struct nla_policy sp[NL80211_SURVEY_INFO_MAX + 1] = {
@@ -250,7 +265,8 @@ static int nl80211_survey_recv(struct nl_msg *msg, void *arg)
survey_record->duration_ms = nla_get_u64(si[NL80211_SURVEY_INFO_TIME]);
if (si[NL80211_SURVEY_INFO_NOISE])
survey_record->chan_noise = nla_get_u8(si[NL80211_SURVEY_INFO_NOISE]);
survey_record->chan_noise = add_chan_noise_offset(survey_record->info.chan,
nla_get_u8(si[NL80211_SURVEY_INFO_NOISE]));
survey_record->chan_in_use=si[NL80211_SURVEY_INFO_IN_USE] ? 1:0;