From ecc90e79e5add903de9f1bb599bdb2384cc762fb Mon Sep 17 00:00:00 2001 From: Eyal Shapira Date: Sat, 9 Nov 2013 23:31:38 +0200 Subject: [PATCH] iwlwifi: mvm: don't configure mimo rates if nss is limited to 1 Remote peer can publish a different number of supported nss via the operating mode notification IE or action frame. If it limits to 1 then we don't want mimo rates configured in the rate table. Signed-off-by: Eyal Shapira Reviewed-by: Johannes Berg Signed-off-by: Emmanuel Grumbach --- drivers/net/wireless/iwlwifi/mvm/rs.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/wireless/iwlwifi/mvm/rs.c b/drivers/net/wireless/iwlwifi/mvm/rs.c index f1364b7..a7efeb3 100644 --- a/drivers/net/wireless/iwlwifi/mvm/rs.c +++ b/drivers/net/wireless/iwlwifi/mvm/rs.c @@ -2250,6 +2250,9 @@ static void rs_vht_set_enabled_rates(struct ieee80211_sta *sta, } } + if (sta->rx_nss < 2) + return; + highest_mcs = rs_vht_highest_rx_mcs_index(vht_cap, 2); if (highest_mcs >= IWL_RATE_MCS_0_INDEX) { for (i = IWL_RATE_MCS_0_INDEX; i <= highest_mcs; i++) { -- 2.7.4