Commit a6cc6ccb authored by Johannes Berg's avatar Johannes Berg
Browse files

wifi: iwlwifi: mvm: support new flush_sta method 



For iwlwifi this is simple to implement, and on newer hardware
it's an improvement since we have per-station queues.

Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
Signed-off-by: default avatarGregory Greenman <gregory.greenman@intel.com>
Link: https://lore.kernel.org/r/20230620125813.a1f8ec20b727.I48594b708b41aa55dc2b8c3d346b4412ad3a5ba3@changeid


Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 35bd6f1d

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

+25 −0
Original line number Diff line number Diff line
@@ -5652,6 +5652,30 @@ void iwl_mvm_mac_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 
		iwl_trans_wait_tx_queues_empty(mvm->trans, msk);

}



void iwl_mvm_mac_flush_sta(struct ieee80211_hw *hw, struct ieee80211_vif *vif,

			   struct ieee80211_sta *sta)

{

	struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);

	int i;



	mutex_lock(&mvm->mutex);

	for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++) {

		struct iwl_mvm_sta *mvmsta;

		struct ieee80211_sta *tmp;



		tmp = rcu_dereference_protected(mvm->fw_id_to_mac_id[i],

						lockdep_is_held(&mvm->mutex));

		if (tmp != sta)

			continue;



		mvmsta = iwl_mvm_sta_from_mac80211(sta);



		if (iwl_mvm_flush_sta(mvm, mvmsta, false))

			IWL_ERR(mvm, "flush request fail\n");

	}

	mutex_unlock(&mvm->mutex);

}



int iwl_mvm_mac_get_survey(struct ieee80211_hw *hw, int idx,

			   struct survey_info *survey)

{
@@ -6204,6 +6228,7 @@ const struct ieee80211_ops iwl_mvm_hw_ops = { 
	.mgd_complete_tx = iwl_mvm_mac_mgd_complete_tx,

	.mgd_protect_tdls_discover = iwl_mvm_mac_mgd_protect_tdls_discover,

	.flush = iwl_mvm_mac_flush,

	.flush_sta = iwl_mvm_mac_flush_sta,

	.sched_scan_start = iwl_mvm_mac_sched_scan_start,

	.sched_scan_stop = iwl_mvm_mac_sched_scan_stop,

	.set_key = iwl_mvm_mac_set_key,

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

+1 −0
Original line number Diff line number Diff line
@@ -1149,6 +1149,7 @@ const struct ieee80211_ops iwl_mvm_mld_hw_ops = { 
	.mgd_complete_tx = iwl_mvm_mac_mgd_complete_tx,

	.mgd_protect_tdls_discover = iwl_mvm_mac_mgd_protect_tdls_discover,

	.flush = iwl_mvm_mac_flush,

	.flush_sta = iwl_mvm_mac_flush_sta,

	.sched_scan_start = iwl_mvm_mac_sched_scan_start,

	.sched_scan_stop = iwl_mvm_mac_sched_scan_stop,

	.set_key = iwl_mvm_mac_set_key,

drivers/net/wireless/intel/iwlwifi/mvm/mvm.h

+2 −0
Original line number Diff line number Diff line
@@ -2659,6 +2659,8 @@ void iwl_mvm_mac_mgd_complete_tx(struct ieee80211_hw *hw, 
				 struct ieee80211_prep_tx_info *info);

void iwl_mvm_mac_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif,

		       u32 queues, bool drop);

void iwl_mvm_mac_flush_sta(struct ieee80211_hw *hw, struct ieee80211_vif *vif,

			   struct ieee80211_sta *sta);

int iwl_mvm_mac_sched_scan_start(struct ieee80211_hw *hw,

				 struct ieee80211_vif *vif,

				 struct cfg80211_sched_scan_request *req,