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iwlwifi: mvm: rs: disable MIMO for low latency P2P

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Due to issues with Miracast adapters MIMO reception disable
use of MIMO when for low latency P2P traffic.

Signed-off-by: Eyal Shapira <eyalx.shapira@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Eyal Shapira 2015-02-01 21:46:00 +02:00 committed by Emmanuel Grumbach
parent ba69d0e362
commit 7ac4a50a7c
1 changed files with 8 additions and 0 deletions
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8
drivers/net/wireless/iwlwifi/mvm/rs.c
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@ -160,6 +160,9 @@ static bool rs_mimo_allow(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
struct iwl_scale_tbl_info *tbl,
const struct rs_tx_column *next_col)
{
struct iwl_mvm_sta *mvmsta;
struct iwl_mvm_vif *mvmvif;
if (!sta->ht_cap.ht_supported)
return false;
@ -172,6 +175,11 @@ static bool rs_mimo_allow(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
if (!iwl_mvm_bt_coex_is_mimo_allowed(mvm, sta))
return false;
mvmsta = iwl_mvm_sta_from_mac80211(sta);
mvmvif = iwl_mvm_vif_from_mac80211(mvmsta->vif);
if (iwl_mvm_vif_low_latency(mvmvif) && mvmsta->vif->p2p)
return false;
return true;
}