The power spectral density(psd) of regulatory rule should be take
effect to the channels. This patch is to save the values to the
channel which has psd value.
Signed-off-by: Wen Gong <wgong@xxxxxxxxxxxxxx>
---
net/wireless/reg.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 0406ce7334fa..602d95e8bde6 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -1583,6 +1583,8 @@ static u32 map_regdom_flags(u32 rd_flags)
channel_flags |= IEEE80211_CHAN_NO_160MHZ;
if (rd_flags & NL80211_RRF_NO_HE)
channel_flags |= IEEE80211_CHAN_NO_HE;
+ if (rd_flags & NL80211_RRF_PSD)
+ channel_flags |= IEEE80211_CHAN_PSD;
return channel_flags;
}
@@ -1787,6 +1789,9 @@ static void handle_channel_single_rule(struct wiphy *wiphy,
chan->dfs_cac_ms = reg_rule->dfs_cac_ms;
}
+ if (chan->flags & IEEE80211_CHAN_PSD)
+ chan->psd = reg_rule->psd;
+
return;
}
@@ -1807,6 +1812,9 @@ static void handle_channel_single_rule(struct wiphy *wiphy,
chan->dfs_cac_ms = IEEE80211_DFS_MIN_CAC_TIME_MS;
}
+ if (chan->flags & IEEE80211_CHAN_PSD)
+ chan->psd = reg_rule->psd;
+
if (chan->orig_mpwr) {
/*
* Devices that use REGULATORY_COUNTRY_IE_FOLLOW_POWER
@@ -1876,6 +1884,9 @@ static void handle_channel_adjacent_rules(struct wiphy *wiphy,
rrule2->dfs_cac_ms);
}
+ if (chan->flags & IEEE80211_CHAN_PSD)
+ chan->psd = min_t(s8, rrule1->psd, rrule1->psd);
+
return;
}
@@ -2533,6 +2544,9 @@ static void handle_channel_custom(struct wiphy *wiphy,
chan->dfs_cac_ms = IEEE80211_DFS_MIN_CAC_TIME_MS;
}
+ if (chan->flags & IEEE80211_CHAN_PSD)
+ chan->psd = reg_rule->psd;
+
chan->max_power = chan->max_reg_power;
}
--
2.31.1
