Merge branch 'next' into for-linus

Prepare input updates for 6.6 merge window.

1 files changed, 121 insertions, 15 deletions

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.h b/drivers/net/wireless/intel/iwlwifi/mvm/sta.h
index f1a4fc3e4038..a61d4f88125f 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.h
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.h
@@ -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) 2015-2016 Intel Deutschland GmbH
  */
@@ -331,14 +331,32 @@ struct iwl_mvm_rxq_dup_data {
 } ____cacheline_aligned_in_smp;
 
 /**
+ * struct iwl_mvm_link_sta - link specific parameters of a station
+ * @rcu_head: used for freeing the data
+ * @sta_id: the index of the station in the fw
+ * @lq_sta: holds rate scaling data, either for the case when RS is done in
+ *	the driver - %rs_drv or in the FW - %rs_fw.
+ * @avg_energy: energy as reported by FW statistics notification
+ */
+struct iwl_mvm_link_sta {
+	struct rcu_head rcu_head;
+	u32 sta_id;
+	union {
+		struct iwl_lq_sta_rs_fw rs_fw;
+		struct iwl_lq_sta rs_drv;
+	} lq_sta;
+
+	u8 avg_energy;
+};
+
+/**
  * struct iwl_mvm_sta - representation of a station in the driver
- * @sta_id: the index of the station in the fw (will be replaced by id_n_color)
  * @tfd_queue_msk: the tfd queues used by the station
  * @mac_id_n_color: the MAC context this station is linked to
  * @tid_disable_agg: bitmap: if bit(tid) is set, the fw won't send ampdus for
  *	tid.
- * @max_agg_bufsize: the maximal size of the AGG buffer for this station
  * @sta_type: station type
+ * @authorized: indicates station is authorized
  * @sta_state: station state according to enum %ieee80211_sta_state
  * @bt_reduced_txpower: is reduced tx power enabled for this station
  * @next_status_eosp: the next reclaimed packet is a PS-Poll response and
@@ -347,8 +365,6 @@ struct iwl_mvm_rxq_dup_data {
  * and from Tx response flow, it needs a spinlock.
  * @tid_data: per tid data + mgmt. Look at %iwl_mvm_tid_data.
  * @tid_to_baid: a simple map of TID to baid
- * @lq_sta: holds rate scaling data, either for the case when RS is done in
- *	the driver - %rs_drv or in the FW - %rs_fw.
  * @reserved_queue: the queue reserved for this STA for DQA purposes
  *	Every STA has is given one reserved queue to allow it to operate. If no
  *	such queue can be guaranteed, the STA addition will fail.
@@ -374,6 +390,12 @@ struct iwl_mvm_rxq_dup_data {
  *	used during connection establishment (e.g. for the 4 way handshake
  *	exchange).
  * @pairwise_cipher: used to feed iwlmei upon authorization
+ * @deflink: the default link station, for non-MLO STA, all link specific data
+ *	is accessed via deflink (or link[0]). For MLO, it will hold data of the
+ *	first added link STA.
+ * @link: per link sta entries. For non-MLO only link[0] holds data. For MLO,
+ *	link[0] points to deflink and link[link_id] is allocated when new link
+ *	sta is added.
  *
  * When mac80211 creates a station it reserves some space (hw->sta_data_size)
  * in the structure for use by driver. This structure is placed in that
@@ -381,22 +403,17 @@ struct iwl_mvm_rxq_dup_data {
  *
  */
 struct iwl_mvm_sta {
-	u32 sta_id;
 	u32 tfd_queue_msk;
 	u32 mac_id_n_color;
 	u16 tid_disable_agg;
-	u16 max_agg_bufsize;
-	enum iwl_sta_type sta_type;
+	u8 sta_type;
 	enum ieee80211_sta_state sta_state;
 	bool bt_reduced_txpower;
 	bool next_status_eosp;
+	bool authorized;
 	spinlock_t lock;
 	struct iwl_mvm_tid_data tid_data[IWL_MAX_TID_COUNT + 1];
 	u8 tid_to_baid[IWL_MAX_TID_COUNT];
-	union {
-		struct iwl_lq_sta_rs_fw rs_fw;
-		struct iwl_lq_sta rs_drv;
-	} lq_sta;
 	struct ieee80211_vif *vif;
 	struct iwl_mvm_key_pn __rcu *ptk_pn[4];
 	struct iwl_mvm_rxq_dup_data *dup_data;
@@ -414,9 +431,11 @@ struct iwl_mvm_sta {
 	bool sleeping;
 	u8 agg_tids;
 	u8 sleep_tx_count;
-	u8 avg_energy;
 	u8 tx_ant;
 	u32 pairwise_cipher;
+
+	struct iwl_mvm_link_sta deflink;
+	struct iwl_mvm_link_sta __rcu *link[IEEE80211_MLD_MAX_NUM_LINKS];
 };
 
 u16 iwl_mvm_tid_queued(struct iwl_mvm *mvm, struct iwl_mvm_tid_data *tid_data);
@@ -436,7 +455,7 @@ iwl_mvm_sta_from_mac80211(struct ieee80211_sta *sta)
  */
 struct iwl_mvm_int_sta {
 	u32 sta_id;
-	enum iwl_sta_type type;
+	u8 type;
 	u32 tfd_queue_msk;
 };
 
@@ -452,6 +471,9 @@ struct iwl_mvm_int_sta {
  */
 int iwl_mvm_sta_send_to_fw(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
 			   bool update, unsigned int flags);
+int iwl_mvm_find_free_sta_id(struct iwl_mvm *mvm, enum nl80211_iftype iftype);
+int iwl_mvm_sta_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
+		     struct ieee80211_sta *sta, int sta_id, u8 sta_type);
 int iwl_mvm_add_sta(struct iwl_mvm *mvm,
 		    struct ieee80211_vif *vif,
 		    struct ieee80211_sta *sta);
@@ -463,8 +485,13 @@ static inline int iwl_mvm_update_sta(struct iwl_mvm *mvm,
 	return iwl_mvm_sta_send_to_fw(mvm, sta, true, 0);
 }
 
+void iwl_mvm_realloc_queues_after_restart(struct iwl_mvm *mvm,
+					  struct ieee80211_sta *sta);
 int iwl_mvm_wait_sta_queues_empty(struct iwl_mvm *mvm,
 				  struct iwl_mvm_sta *mvm_sta);
+bool iwl_mvm_sta_del(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
+		     struct ieee80211_sta *sta,
+		     struct ieee80211_link_sta *link_sta, int *ret);
 int iwl_mvm_rm_sta(struct iwl_mvm *mvm,
 		   struct ieee80211_vif *vif,
 		   struct ieee80211_sta *sta);
@@ -510,6 +537,8 @@ int iwl_mvm_add_aux_sta(struct iwl_mvm *mvm, u32 lmac_id);
 int iwl_mvm_rm_aux_sta(struct iwl_mvm *mvm);
 
 int iwl_mvm_alloc_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
+void iwl_mvm_free_bcast_sta_queues(struct iwl_mvm *mvm,
+				   struct ieee80211_vif *vif);
 int iwl_mvm_send_add_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 int iwl_mvm_add_p2p_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 int iwl_mvm_send_rm_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
@@ -519,7 +548,7 @@ int iwl_mvm_rm_mcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 int iwl_mvm_allocate_int_sta(struct iwl_mvm *mvm,
 			     struct iwl_mvm_int_sta *sta,
 				    u32 qmask, enum nl80211_iftype iftype,
-				    enum iwl_sta_type type);
+				    u8 type);
 void iwl_mvm_dealloc_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 void iwl_mvm_dealloc_int_sta(struct iwl_mvm *mvm, struct iwl_mvm_int_sta *sta);
 int iwl_mvm_add_snif_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
@@ -543,6 +572,7 @@ void iwl_mvm_sta_modify_disable_tx_ap(struct iwl_mvm *mvm,
 void iwl_mvm_modify_all_sta_disable_tx(struct iwl_mvm *mvm,
 				       struct iwl_mvm_vif *mvmvif,
 				       bool disable);
+
 void iwl_mvm_csa_client_absent(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 void iwl_mvm_add_new_dqa_stream_wk(struct work_struct *wk);
 int iwl_mvm_add_pasn_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
@@ -551,4 +581,80 @@ int iwl_mvm_add_pasn_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
 void iwl_mvm_cancel_channel_switch(struct iwl_mvm *mvm,
 				   struct ieee80211_vif *vif,
 				   u32 mac_id);
+/* Queues */
+int iwl_mvm_tvqm_enable_txq(struct iwl_mvm *mvm,
+			    struct ieee80211_sta *sta,
+			    u8 sta_id, u8 tid, unsigned int timeout);
+
+/* Sta state */
+/**
+ * struct iwl_mvm_sta_state_ops - callbacks for the sta_state() ops
+ *
+ * Since the only difference between both MLD and
+ * non-MLD versions of sta_state() is these function calls,
+ * each version will send its specific function calls to
+ * %iwl_mvm_mac_sta_state_common().
+ *
+ * @add_sta: pointer to the function that adds a new sta
+ * @update_sta: pointer to the function that updates a sta
+ * @rm_sta: pointer to the functions that removes a sta
+ * @mac_ctxt_changed: pointer to the function that handles a change in mac ctxt
+ */
+struct iwl_mvm_sta_state_ops {
+	int (*add_sta)(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
+		       struct ieee80211_sta *sta);
+	int (*update_sta)(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
+			  struct ieee80211_sta *sta);
+	int (*rm_sta)(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
+		      struct ieee80211_sta *sta);
+	int (*mac_ctxt_changed)(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
+				bool force_assoc_off);
+};
+
+int iwl_mvm_mac_sta_state_common(struct ieee80211_hw *hw,
+				 struct ieee80211_vif *vif,
+				 struct ieee80211_sta *sta,
+				 enum ieee80211_sta_state old_state,
+				 enum ieee80211_sta_state new_state,
+				 struct iwl_mvm_sta_state_ops *callbacks);
+
+/* New MLD STA related APIs */
+/* STA */
+int iwl_mvm_mld_add_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
+			      struct ieee80211_bss_conf *link_conf);
+int iwl_mvm_mld_add_snif_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
+			     struct ieee80211_bss_conf *link_conf);
+int iwl_mvm_mld_add_mcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
+			      struct ieee80211_bss_conf *link_conf);
+int iwl_mvm_mld_add_aux_sta(struct iwl_mvm *mvm, u32 lmac_id);
+int iwl_mvm_mld_rm_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
+			     struct ieee80211_bss_conf *link_conf);
+int iwl_mvm_mld_rm_snif_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
+int iwl_mvm_mld_rm_mcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
+			     struct ieee80211_bss_conf *link_conf);
+int iwl_mvm_mld_rm_aux_sta(struct iwl_mvm *mvm);
+int iwl_mvm_mld_add_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
+			struct ieee80211_sta *sta);
+int iwl_mvm_mld_update_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
+			   struct ieee80211_sta *sta);
+int iwl_mvm_mld_rm_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
+		       struct ieee80211_sta *sta);
+int iwl_mvm_mld_rm_sta_id(struct iwl_mvm *mvm, u8 sta_id);
+int iwl_mvm_mld_update_sta_links(struct iwl_mvm *mvm,
+				 struct ieee80211_vif *vif,
+				 struct ieee80211_sta *sta,
+				 u16 old_links, u16 new_links);
+u32 iwl_mvm_sta_fw_id_mask(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
+			   int filter_link_id);
+
+/* Queues */
+void iwl_mvm_mld_modify_all_sta_disable_tx(struct iwl_mvm *mvm,
+					   struct iwl_mvm_vif *mvmvif,
+					   bool disable);
+void iwl_mvm_mld_sta_modify_disable_tx(struct iwl_mvm *mvm,
+				       struct iwl_mvm_sta *mvm_sta,
+				       bool disable);
+void iwl_mvm_mld_sta_modify_disable_tx_ap(struct iwl_mvm *mvm,
+					  struct ieee80211_sta *sta,
+					  bool disable);
 #endif /* __sta_h__ */