iwlwifi: mvm: update offloaded rate control on changes

With offloaded rate control, if the station parameters (rates, NSS,
bandwidth) change (sta_rc_update method), call iwl_mvm_rs_rate_init()
to propagate those change to the firmware.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>

drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c

@@ -3258,6 +3258,13 @@ static void iwl_mvm_sta_rc_update(struct ieee80211_hw *hw,
 				  struct ieee80211_sta *sta, u32 changed)
 {
 	struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
+	struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
+
+	if (changed & (IEEE80211_RC_BW_CHANGED |
+		       IEEE80211_RC_SUPP_RATES_CHANGED |
+		       IEEE80211_RC_NSS_CHANGED))
+		iwl_mvm_rs_rate_init(mvm, sta, mvmvif->phy_ctxt->channel->band,
+				     true);
 
 	if (vif->type == NL80211_IFTYPE_STATION &&
 	    changed & IEEE80211_RC_NSS_CHANGED)