mac80211: make CQM RSSI support per virtual interface

Similar to the previous beacon filtering patch,
make CQM RSSI support depend on the flags that
the driver set for virtual interfaces.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Acked-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

3 files changed, 4 insertions, 12 deletions

diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index d86730fe75c8..74c9301681e5 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -1873,7 +1873,6 @@ static int ieee80211_set_cqm_rssi_config(struct wiphy *wiphy,
                                          s32 rssi_thold, u32 rssi_hyst)
 {
         struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-        struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
         struct ieee80211_vif *vif = &sdata->vif;
         struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
 
@@ -1884,14 +1883,9 @@ static int ieee80211_set_cqm_rssi_config(struct wiphy *wiphy,
         bss_conf->cqm_rssi_thold = rssi_thold;
         bss_conf->cqm_rssi_hyst = rssi_hyst;
 
-        if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_CQM_RSSI)) {
-                if (sdata->vif.type != NL80211_IFTYPE_STATION)
-                        return -EOPNOTSUPP;
-                return 0;
-        }
-
         /* tell the driver upon association, unless already associated */
-        if (sdata->u.mgd.associated)
+        if (sdata->u.mgd.associated &&
+            sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI)
                 ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_CQM);
 
         return 0;
diff --git a/net/mac80211/debugfs.c b/net/mac80211/debugfs.c
index e8868dae1c01..affe64be9092 100644
--- a/net/mac80211/debugfs.c
+++ b/net/mac80211/debugfs.c
@@ -257,8 +257,6 @@ static ssize_t hwflags_read(struct file *file, char __user *user_buf,
                 sf += snprintf(buf + sf, mxln - sf, "REPORTS_TX_ACK_STATUS\n");
         if (local->hw.flags & IEEE80211_HW_CONNECTION_MONITOR)
                 sf += snprintf(buf + sf, mxln - sf, "CONNECTION_MONITOR\n");
-        if (local->hw.flags & IEEE80211_HW_SUPPORTS_CQM_RSSI)
-                sf += snprintf(buf + sf, mxln - sf, "SUPPORTS_CQM_RSSI\n");
         if (local->hw.flags & IEEE80211_HW_SUPPORTS_PER_STA_GTK)
                 sf += snprintf(buf + sf, mxln - sf, "SUPPORTS_PER_STA_GTK\n");
         if (local->hw.flags & IEEE80211_HW_AP_LINK_PS)
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index b51eb49d8525..de3268c7be1e 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1043,7 +1043,7 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata,
         bss_info_changed |= BSS_CHANGED_BSSID;
 
         /* Tell the driver to monitor connection quality (if supported) */
-        if ((local->hw.flags & IEEE80211_HW_SUPPORTS_CQM_RSSI) &&
+        if (sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI &&
             bss_conf->cqm_rssi_thold)
                 bss_info_changed |= BSS_CHANGED_CQM;
 
@@ -1882,7 +1882,7 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata,
 
         if (bss_conf->cqm_rssi_thold &&
             ifmgd->count_beacon_signal >= IEEE80211_SIGNAL_AVE_MIN_COUNT &&
-            !(local->hw.flags & IEEE80211_HW_SUPPORTS_CQM_RSSI)) {
+            !(sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_CQM_RSSI)) {
                 int sig = ifmgd->ave_beacon_signal / 16;
                 int last_event = ifmgd->last_cqm_event_signal;
                 int thold = bss_conf->cqm_rssi_thold;