Merge branch 'next' into for-linus

Prepare input updates for 5.20 (or 6.0) merge window.

1 files changed, 49 insertions, 33 deletions

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
index fd7d4abfb454..56fa20596f16 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
 /*
- * Copyright (C) 2012-2014, 2018-2021 Intel Corporation
+ * Copyright (C) 2012-2014, 2018-2022 Intel Corporation
  * Copyright (C) 2013-2014 Intel Mobile Communications GmbH
  * Copyright (C) 2015-2017 Intel Deutschland GmbH
  */
@@ -552,6 +552,12 @@ static int iwl_mvm_mac_ctxt_cmd_sta(struct iwl_mvm *mvm,
 	/* Fill the common data for all mac context types */
 	iwl_mvm_mac_ctxt_cmd_common(mvm, vif, &cmd, bssid_override, action);
 
+	/*
+	 * We always want to hear MCAST frames, if we're not authorized yet,
+	 * we'll drop them.
+	 */
+	cmd.filter_flags |= cpu_to_le32(MAC_FILTER_ACCEPT_GRP);
+
 	if (vif->p2p) {
 		struct ieee80211_p2p_noa_attr *noa =
 			&vif->bss_conf.p2p_noa_attr;
@@ -567,7 +573,6 @@ static int iwl_mvm_mac_ctxt_cmd_sta(struct iwl_mvm *mvm,
 	if (vif->bss_conf.assoc && vif->bss_conf.dtim_period &&
 	    !force_assoc_off) {
 		struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
-		u8 ap_sta_id = mvmvif->ap_sta_id;
 		u32 dtim_offs;
 
 		/*
@@ -609,29 +614,6 @@ static int iwl_mvm_mac_ctxt_cmd_sta(struct iwl_mvm *mvm,
 				IWL_UCODE_TLV_CAPA_COEX_HIGH_PRIO))
 			ctxt_sta->data_policy |=
 				cpu_to_le32(COEX_HIGH_PRIORITY_ENABLE);
-
-		/*
-		 * allow multicast data frames only as long as the station is
-		 * authorized, i.e., GTK keys are already installed (if needed)
-		 */
-		if (ap_sta_id < mvm->fw->ucode_capa.num_stations) {
-			struct ieee80211_sta *sta;
-
-			rcu_read_lock();
-
-			sta = rcu_dereference(mvm->fw_id_to_mac_id[ap_sta_id]);
-			if (!IS_ERR_OR_NULL(sta)) {
-				struct iwl_mvm_sta *mvmsta =
-					iwl_mvm_sta_from_mac80211(sta);
-
-				if (mvmsta->sta_state ==
-				    IEEE80211_STA_AUTHORIZED)
-					cmd.filter_flags |=
-						cpu_to_le32(MAC_FILTER_ACCEPT_GRP);
-			}
-
-			rcu_read_unlock();
-		}
 	} else {
 		ctxt_sta->is_assoc = cpu_to_le32(0);
 
@@ -821,10 +803,7 @@ u8 iwl_mvm_mac_ctxt_get_lowest_rate(struct ieee80211_tx_info *info,
 u16 iwl_mvm_mac_ctxt_get_beacon_flags(const struct iwl_fw *fw, u8 rate_idx)
 {
 	u16 flags = iwl_mvm_mac80211_idx_to_hwrate(fw, rate_idx);
-	bool is_new_rate = iwl_fw_lookup_cmd_ver(fw,
-						 LONG_GROUP,
-						 BEACON_TEMPLATE_CMD,
-						 0) > 10;
+	bool is_new_rate = iwl_fw_lookup_cmd_ver(fw, BEACON_TEMPLATE_CMD, 0) > 10;
 
 	if (rate_idx <= IWL_FIRST_CCK_RATE)
 		flags |= is_new_rate ? IWL_MAC_BEACON_CCK
@@ -960,8 +939,7 @@ static int iwl_mvm_mac_ctxt_send_beacon_v9(struct iwl_mvm *mvm,
 	WARN_ON(channel == 0);
 	if (cfg80211_channel_is_psc(ctx->def.chan) &&
 	    !IWL_MVM_DISABLE_AP_FILS) {
-		flags |= iwl_fw_lookup_cmd_ver(mvm->fw, LONG_GROUP,
-					       BEACON_TEMPLATE_CMD,
+		flags |= iwl_fw_lookup_cmd_ver(mvm->fw, BEACON_TEMPLATE_CMD,
 					       0) > 10 ?
 			IWL_MAC_BEACON_FILS :
 			IWL_MAC_BEACON_FILS_V1;
@@ -1458,8 +1436,9 @@ void iwl_mvm_rx_stored_beacon_notif(struct iwl_mvm *mvm,
 	struct sk_buff *skb;
 	u8 *data;
 	u32 size = le32_to_cpu(sb->byte_count);
-	int ver = iwl_fw_lookup_cmd_ver(mvm->fw, PROT_OFFLOAD_GROUP,
-					STORED_BEACON_NTF, 0);
+	int ver = iwl_fw_lookup_cmd_ver(mvm->fw,
+					WIDE_ID(PROT_OFFLOAD_GROUP, STORED_BEACON_NTF),
+					0);
 
 	if (size == 0)
 		return;
@@ -1602,6 +1581,18 @@ void iwl_mvm_channel_switch_start_notif(struct iwl_mvm *mvm,
 		RCU_INIT_POINTER(mvm->csa_vif, NULL);
 		return;
 	case NL80211_IFTYPE_STATION:
+		/*
+		 * if we don't know about an ongoing channel switch,
+		 * make sure FW cancels it
+		 */
+		if (iwl_fw_lookup_notif_ver(mvm->fw, MAC_CONF_GROUP,
+					    CHANNEL_SWITCH_ERROR_NOTIF,
+					    0) && !vif->csa_active) {
+			IWL_DEBUG_INFO(mvm, "Channel Switch was canceled\n");
+			iwl_mvm_cancel_channel_switch(mvm, vif, mac_id);
+			break;
+		}
+
 		iwl_mvm_csa_client_absent(mvm, vif);
 		cancel_delayed_work(&mvmvif->csa_work);
 		ieee80211_chswitch_done(vif, true);
@@ -1615,6 +1606,31 @@ out_unlock:
 	rcu_read_unlock();
 }
 
+void iwl_mvm_channel_switch_error_notif(struct iwl_mvm *mvm,
+					struct iwl_rx_cmd_buffer *rxb)
+{
+	struct iwl_rx_packet *pkt = rxb_addr(rxb);
+	struct iwl_channel_switch_error_notif *notif = (void *)pkt->data;
+	struct ieee80211_vif *vif;
+	u32 id = le32_to_cpu(notif->mac_id);
+	u32 csa_err_mask = le32_to_cpu(notif->csa_err_mask);
+
+	rcu_read_lock();
+	vif = iwl_mvm_rcu_dereference_vif_id(mvm, id, true);
+	if (!vif) {
+		rcu_read_unlock();
+		return;
+	}
+
+	IWL_DEBUG_INFO(mvm, "FW reports CSA error: mac_id=%u, csa_err_mask=%u\n",
+		       id, csa_err_mask);
+	if (csa_err_mask & (CS_ERR_COUNT_ERROR |
+			    CS_ERR_LONG_DELAY_AFTER_CS |
+			    CS_ERR_TX_BLOCK_TIMER_EXPIRED))
+		ieee80211_channel_switch_disconnect(vif, true);
+	rcu_read_unlock();
+}
+
 void iwl_mvm_rx_missed_vap_notif(struct iwl_mvm *mvm,
 				 struct iwl_rx_cmd_buffer *rxb)
 {