Commit effd1929 authored by Andrei Otcheretianski's avatar Andrei Otcheretianski Committed by Emmanuel Grumbach
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iwlwifi: mvm: Implement per vif frame registration API 



Implement config_iface_filter() driver op. Currently support only
probe request registration for p2p client vifs, by setting
MAC_FILTER_IN_PROBE_REQUEST flag in MAC_CONTEXT_CMD.
This is needed since WFDS spec and certification require a P2P client
to be discoverable on its operating channel.

Signed-off-by: default avatarAndrei Otcheretianski <andrei.otcheretianski@intel.com>
Signed-off-by: default avatarEmmanuel Grumbach <emmanuel.grumbach@intel.com>
parent 053225de

drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c

+3 −0
Original line number Diff line number Diff line
@@ -843,6 +843,9 @@ static int iwl_mvm_mac_ctxt_cmd_sta(struct iwl_mvm *mvm, 
	ctxt_sta->listen_interval = cpu_to_le32(mvm->hw->conf.listen_interval);

	ctxt_sta->assoc_id = cpu_to_le32(vif->bss_conf.aid);



	if (vif->probe_req_reg && vif->bss_conf.assoc && vif->p2p)

		cmd.filter_flags |= cpu_to_le32(MAC_FILTER_IN_PROBE_REQUEST);



	return iwl_mvm_mac_ctxt_send_cmd(mvm, &cmd);

}

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

+22 −0
Original line number Diff line number Diff line
@@ -1996,6 +1996,27 @@ out: 
	*total_flags = 0;

}



static void iwl_mvm_config_iface_filter(struct ieee80211_hw *hw,

					struct ieee80211_vif *vif,

					unsigned int filter_flags,

					unsigned int changed_flags)

{

	struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);



	/* We support only filter for probe requests */

	if (!(changed_flags & FIF_PROBE_REQ))

		return;



	/* Supported only for p2p client interfaces */

	if (vif->type != NL80211_IFTYPE_STATION || !vif->bss_conf.assoc ||

	    !vif->p2p)

		return;



	mutex_lock(&mvm->mutex);

	iwl_mvm_mac_ctxt_changed(mvm, vif, false, NULL);

	mutex_unlock(&mvm->mutex);

}



#ifdef CONFIG_IWLWIFI_BCAST_FILTERING

struct iwl_bcast_iter_data {

	struct iwl_mvm *mvm;
@@ -4175,6 +4196,7 @@ const struct ieee80211_ops iwl_mvm_hw_ops = { 
	.config = iwl_mvm_mac_config,

	.prepare_multicast = iwl_mvm_prepare_multicast,

	.configure_filter = iwl_mvm_configure_filter,

	.config_iface_filter = iwl_mvm_config_iface_filter,

	.bss_info_changed = iwl_mvm_bss_info_changed,

	.hw_scan = iwl_mvm_mac_hw_scan,

	.cancel_hw_scan = iwl_mvm_mac_cancel_hw_scan,

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