[PATCH] mac80211: notify driver for change in multicast rates
From: Pradeep Kumar Chitrapu <hidden>
Date: 2018-03-20 23:52:23
Subsystem:
mac80211, the rest · Maintainers:
Johannes Berg, Linus Torvalds
It is required to pass the rate information to driver/firmware when rate control is offloaded to firmware. This helps in changing multicast traffic rates thereby improving the network performance. Signed-off-by: Pradeep Kumar Chitrapu <redacted> --- include/net/mac80211.h | 1 + net/mac80211/cfg.c | 2 ++ net/mac80211/util.c | 3 ++- 3 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 4c99c13..4360765 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h@@ -336,6 +336,7 @@ enum ieee80211_bss_change { BSS_CHANGED_OCB = 1<<22, BSS_CHANGED_MU_GROUPS = 1<<23, BSS_CHANGED_KEEP_ALIVE = 1<<24, + BSS_CHANGED_MCAST_RATE = 1<<25, /* when adding here, make sure to change ieee80211_reconfig */ };
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 0763792..22bb82e 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c@@ -2313,6 +2313,8 @@ static int ieee80211_set_mcast_rate(struct wiphy *wiphy, struct net_device *dev, memcpy(sdata->vif.bss_conf.mcast_rate, rate, sizeof(int) * NUM_NL80211_BANDS); + ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_MCAST_RATE); + return 0; }
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 6aef679..6594df0 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c@@ -1971,7 +1971,8 @@ int ieee80211_reconfig(struct ieee80211_local *local) BSS_CHANGED_CQM | BSS_CHANGED_QOS | BSS_CHANGED_IDLE | - BSS_CHANGED_TXPOWER; + BSS_CHANGED_TXPOWER | + BSS_CHANGED_MCAST_RATE; if (sdata->vif.mu_mimo_owner) changed |= BSS_CHANGED_MU_GROUPS;
--
1.9.1