Commit e88e2cd0 authored by Mordechay Goodstein's avatar Mordechay Goodstein Committed by Luca Coelho
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iwlwifi: tx: enable A-MSDU in low latency mode 



Tests have shown that we can meet low latency KPIs with A-MSDU
enabled so enable it to achieve max TPT.

Signed-off-by: default avatarMordechay Goodstein <mordechay.goodstein@intel.com>
Signed-off-by: default avatarLuca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20200425130140.e469ce6501e4.Ibdecebca830bdfbf5220693dd1f5367f7736242d@changeid
parent 3da1a4e3

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

+4 −7
Original line number Diff line number Diff line
@@ -8,7 +8,7 @@ 
 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.

 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH

 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH

 * Copyright(c) 2018 - 2019 Intel Corporation

 * Copyright(c) 2018 - 2020 Intel Corporation

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of version 2 of the GNU General Public License as
@@ -31,7 +31,7 @@ 
 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.

 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH

 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH

 * Copyright(c) 2018 - 2019 Intel Corporation

 * Copyright(c) 2018 - 2020 Intel Corporation

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without
@@ -920,11 +920,8 @@ static int iwl_mvm_tx_tso(struct iwl_mvm *mvm, struct sk_buff *skb, 
	 * No need to lock amsdu_in_ampdu_allowed since it can't be modified

	 * during an BA session.

	 */

	if (info->flags & IEEE80211_TX_CTL_AMPDU &&

	    !mvmsta->tid_data[tid].amsdu_in_ampdu_allowed)

		return iwl_mvm_tx_tso_segment(skb, 1, netdev_flags, mpdus_skb);



	if (iwl_mvm_vif_low_latency(iwl_mvm_vif_from_mac80211(mvmsta->vif)) ||

	if ((info->flags & IEEE80211_TX_CTL_AMPDU &&

	     !mvmsta->tid_data[tid].amsdu_in_ampdu_allowed) ||

	    !(mvmsta->amsdu_enabled & BIT(tid)))

		return iwl_mvm_tx_tso_segment(skb, 1, netdev_flags, mpdus_skb);