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authorJouni Malinen <jouni@codeaurora.org>2020-04-25 18:57:12 +0300
committerJohannes Berg <johannes.berg@intel.com>2020-04-29 16:16:47 +0200
commit08fad438bed0ada1a3308987862327286fcbb5f5 (patch)
tree0d1368d438ae412527417770450b112e522e2a29 /net/mac80211/cfg.c
parentbedd7904e86c02ae80513c212ea25789d8bf4fb4 (diff)
mac80211: TX legacy rate control for Beacon frames
Use the Beacon frame specific legacy rate configuration, if specified for AP or mesh, instead of the generic rate mask when selecting the TX rate for Beacon frames. Signed-off-by: Jouni Malinen <jouni@codeaurora.org> Link: https://lore.kernel.org/r/20200425155713.25687-4-jouni@codeaurora.org Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/cfg.c')
-rw-r--r--net/mac80211/cfg.c26
1 files changed, 25 insertions, 1 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index ae3e06375a28..548a384b0509 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -994,7 +994,7 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev,
BSS_CHANGED_TWT |
BSS_CHANGED_HE_OBSS_PD |
BSS_CHANGED_HE_BSS_COLOR;
- int err;
+ int i, err;
int prev_beacon_int;
old = sdata_dereference(sdata->u.ap.beacon, sdata);
@@ -1085,6 +1085,17 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev,
sdata->vif.bss_conf.p2p_noa_attr.oppps_ctwindow |=
IEEE80211_P2P_OPPPS_ENABLE_BIT;
+ sdata->beacon_rate_set = false;
+ if (wiphy_ext_feature_isset(local->hw.wiphy,
+ NL80211_EXT_FEATURE_BEACON_RATE_LEGACY)) {
+ for (i = 0; i < NUM_NL80211_BANDS; i++) {
+ sdata->beacon_rateidx_mask[i] =
+ params->beacon_rate.control[i].legacy;
+ if (sdata->beacon_rateidx_mask[i])
+ sdata->beacon_rate_set = true;
+ }
+ }
+
err = ieee80211_assign_beacon(sdata, &params->beacon, NULL);
if (err < 0) {
ieee80211_vif_release_channel(sdata);
@@ -1189,6 +1200,7 @@ static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev)
ieee80211_free_keys(sdata, true);
sdata->vif.bss_conf.enable_beacon = false;
+ sdata->beacon_rate_set = false;
sdata->vif.bss_conf.ssid_len = 0;
clear_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state);
ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED);
@@ -1949,6 +1961,7 @@ static int copy_mesh_setup(struct ieee80211_if_mesh *ifmsh,
const u8 *old_ie;
struct ieee80211_sub_if_data *sdata = container_of(ifmsh,
struct ieee80211_sub_if_data, u.mesh);
+ int i;
/* allocate information elements */
new_ie = NULL;
@@ -1987,6 +2000,17 @@ static int copy_mesh_setup(struct ieee80211_if_mesh *ifmsh,
sdata->vif.bss_conf.beacon_int = setup->beacon_interval;
sdata->vif.bss_conf.dtim_period = setup->dtim_period;
+ sdata->beacon_rate_set = false;
+ if (wiphy_ext_feature_isset(sdata->local->hw.wiphy,
+ NL80211_EXT_FEATURE_BEACON_RATE_LEGACY)) {
+ for (i = 0; i < NUM_NL80211_BANDS; i++) {
+ sdata->beacon_rateidx_mask[i] =
+ setup->beacon_rate.control[i].legacy;
+ if (sdata->beacon_rateidx_mask[i])
+ sdata->beacon_rate_set = true;
+ }
+ }
+
return 0;
}