Merge remote-tracking branch 'wireless-next/master' into HEAD

Merge to get the wil6210 changes that a cfg80211 change needs.
A conflict in drivers/net/wireless/ath/ath9k/init.c was just
whitespace changes.

Also fix a semantic conflict due to cw1200 using WoWLAN which
I had modified in my tree.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>

1 files changed, 188 insertions, 9 deletions

diff --git a/drivers/net/wireless/iwlwifi/mvm/mvm.h b/drivers/net/wireless/iwlwifi/mvm/mvm.h
index b62a948658a..109200bdf5c 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mvm.h
+++ b/drivers/net/wireless/iwlwifi/mvm/mvm.h
@@ -109,6 +109,7 @@ extern struct iwl_mvm_mod_params iwlmvm_mod_params;
 struct iwl_mvm_phy_ctxt {
 	u16 id;
 	u16 color;
+	u32 ref;
 
 	/*
 	 * TODO: This should probably be removed. Currently here only for rate
@@ -149,6 +150,60 @@ enum iwl_power_scheme {
 
 #define IWL_CONN_MAX_LISTEN_INTERVAL	70
 
+#ifdef CONFIG_IWLWIFI_DEBUGFS
+enum iwl_dbgfs_pm_mask {
+	MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0),
+	MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1),
+	MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2),
+	MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3),
+	MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4),
+	MVM_DEBUGFS_PM_DISABLE_POWER_OFF = BIT(5),
+};
+
+struct iwl_dbgfs_pm {
+	u8 keep_alive_seconds;
+	u32 rx_data_timeout;
+	u32 tx_data_timeout;
+	bool skip_over_dtim;
+	u8 skip_dtim_periods;
+	bool disable_power_off;
+	int mask;
+};
+
+/* beacon filtering */
+
+enum iwl_dbgfs_bf_mask {
+	MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0),
+	MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1),
+	MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2),
+	MVM_DEBUGFS_BF_TEMPERATURE_DELTA = BIT(3),
+	MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(4),
+	MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(5),
+	MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(6),
+	MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(7),
+	MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(8),
+};
+
+struct iwl_dbgfs_bf {
+	u8 bf_energy_delta;
+	u8 bf_roaming_energy_delta;
+	u8 bf_roaming_state;
+	u8 bf_temperature_delta;
+	u8 bf_enable_beacon_filter;
+	u8 bf_debug_flag;
+	u32 bf_escape_timer;
+	u32 ba_escape_timer;
+	u8 ba_enable_beacon_abort;
+	int mask;
+};
+#endif
+
+enum iwl_mvm_smps_type_request {
+	IWL_MVM_SMPS_REQ_BT_COEX,
+	IWL_MVM_SMPS_REQ_TT,
+	NUM_IWL_MVM_SMPS_REQ,
+};
+
 /**
  * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
  * @id: between 0 and 3
@@ -163,6 +218,8 @@ enum iwl_power_scheme {
  * @bcast_sta: station used for broadcast packets. Used by the following
  *  vifs: P2P_DEVICE, GO and AP.
  * @beacon_skb: the skb used to hold the AP/GO beacon template
+ * @smps_requests: the requests of of differents parts of the driver, regard
+	the desired smps mode.
  */
 struct iwl_mvm_vif {
 	u16 id;
@@ -172,6 +229,8 @@ struct iwl_mvm_vif {
 	bool uploaded;
 	bool ap_active;
 	bool monitor_active;
+	/* indicate whether beacon filtering is enabled */
+	bool bf_enabled;
 
 	u32 ap_beacon_time;
 
@@ -214,7 +273,11 @@ struct iwl_mvm_vif {
 	struct dentry *dbgfs_dir;
 	struct dentry *dbgfs_slink;
 	void *dbgfs_data;
+	struct iwl_dbgfs_pm dbgfs_pm;
+	struct iwl_dbgfs_bf dbgfs_bf;
 #endif
+
+	enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ];
 };
 
 static inline struct iwl_mvm_vif *
@@ -223,12 +286,6 @@ iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
 	return (void *)vif->drv_priv;
 }
 
-enum iwl_mvm_status {
-	IWL_MVM_STATUS_HW_RFKILL,
-	IWL_MVM_STATUS_ROC_RUNNING,
-	IWL_MVM_STATUS_IN_HW_RESTART,
-};
-
 enum iwl_scan_status {
 	IWL_MVM_SCAN_NONE,
 	IWL_MVM_SCAN_OS,
@@ -246,6 +303,63 @@ struct iwl_nvm_section {
 	const u8 *data;
 };
 
+/*
+ * Tx-backoff threshold
+ * @temperature: The threshold in Celsius
+ * @backoff: The tx-backoff in uSec
+ */
+struct iwl_tt_tx_backoff {
+	s32 temperature;
+	u32 backoff;
+};
+
+#define TT_TX_BACKOFF_SIZE 6
+
+/**
+ * struct iwl_tt_params - thermal throttling parameters
+ * @ct_kill_entry: CT Kill entry threshold
+ * @ct_kill_exit: CT Kill exit threshold
+ * @ct_kill_duration: The time  intervals (in uSec) in which the driver needs
+ *	to checks whether to exit CT Kill.
+ * @dynamic_smps_entry: Dynamic SMPS entry threshold
+ * @dynamic_smps_exit: Dynamic SMPS exit threshold
+ * @tx_protection_entry: TX protection entry threshold
+ * @tx_protection_exit: TX protection exit threshold
+ * @tx_backoff: Array of thresholds for tx-backoff , in ascending order.
+ * @support_ct_kill: Support CT Kill?
+ * @support_dynamic_smps: Support dynamic SMPS?
+ * @support_tx_protection: Support tx protection?
+ * @support_tx_backoff: Support tx-backoff?
+ */
+struct iwl_tt_params {
+	s32 ct_kill_entry;
+	s32 ct_kill_exit;
+	u32 ct_kill_duration;
+	s32 dynamic_smps_entry;
+	s32 dynamic_smps_exit;
+	s32 tx_protection_entry;
+	s32 tx_protection_exit;
+	struct iwl_tt_tx_backoff tx_backoff[TT_TX_BACKOFF_SIZE];
+	bool support_ct_kill;
+	bool support_dynamic_smps;
+	bool support_tx_protection;
+	bool support_tx_backoff;
+};
+
+/**
+ * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
+ * @ct_kill_exit: worker to exit thermal kill
+ * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
+ * @tx_backoff: The current thremal throttling tx backoff in uSec.
+ * @params: Parameters to configure the thermal throttling algorithm.
+ */
+struct iwl_mvm_tt_mgmt {
+	struct delayed_work ct_kill_exit;
+	bool dynamic_smps;
+	u32 tx_backoff;
+	const struct iwl_tt_params *params;
+};
+
 struct iwl_mvm {
 	/* for logger access */
 	struct device *dev;
@@ -266,6 +380,12 @@ struct iwl_mvm {
 
 	unsigned long status;
 
+	/*
+	 * for beacon filtering -
+	 * currently only one interface can be supported
+	 */
+	struct iwl_mvm_vif *bf_allowed_vif;
+
 	enum iwl_ucode_type cur_ucode;
 	bool ucode_loaded;
 	bool init_ucode_run;
@@ -292,6 +412,7 @@ struct iwl_mvm {
 	struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
 	struct work_struct sta_drained_wk;
 	unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
+	atomic_t pending_frames[IWL_MVM_STATION_COUNT];
 
 	/* configured by mac80211 */
 	u32 rts_threshold;
@@ -312,7 +433,7 @@ struct iwl_mvm {
 	bool prevent_power_down_d3;
 #endif
 
-	struct iwl_mvm_phy_ctxt phy_ctxt_roc;
+	struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
 
 	struct list_head time_event_list;
 	spinlock_t time_event_lock;
@@ -338,11 +459,19 @@ struct iwl_mvm {
 #ifdef CONFIG_PM_SLEEP
 	struct wiphy_wowlan_support wowlan;
 	int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
+#ifdef CONFIG_IWLWIFI_DEBUGFS
+	bool store_d3_resume_sram;
+	void *d3_resume_sram;
+#endif
 #endif
 
 	/* BT-Coex */
 	u8 bt_kill_msk;
 	struct iwl_bt_coex_profile_notif last_bt_notif;
+
+	/* Thermal Throttling and CTkill */
+	struct iwl_mvm_tt_mgmt thermal_throttle;
+	s32 temperature;	/* Celsius */
 };
 
 /* Extract MVM priv from op_mode and _hw */
@@ -352,6 +481,19 @@ struct iwl_mvm {
 #define IWL_MAC80211_GET_MVM(_hw)			\
 	IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
 
+enum iwl_mvm_status {
+	IWL_MVM_STATUS_HW_RFKILL,
+	IWL_MVM_STATUS_HW_CTKILL,
+	IWL_MVM_STATUS_ROC_RUNNING,
+	IWL_MVM_STATUS_IN_HW_RESTART,
+};
+
+static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm)
+{
+	return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) ||
+	       test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
+}
+
 extern const u8 iwl_mvm_ac_to_tx_fifo[];
 
 struct iwl_rate_info {
@@ -443,8 +585,10 @@ int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
 			     struct cfg80211_chan_def *chandef,
 			     u8 chains_static, u8 chains_dynamic);
-void iwl_mvm_phy_ctxt_remove(struct iwl_mvm *mvm,
-			     struct iwl_mvm_phy_ctxt *ctxt);
+void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm,
+			  struct iwl_mvm_phy_ctxt *ctxt);
+void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm,
+			    struct iwl_mvm_phy_ctxt *ctxt);
 
 /* MAC (virtual interface) programming */
 int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
@@ -459,6 +603,9 @@ int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
 int iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
 			    struct iwl_rx_cmd_buffer *rxb,
 			    struct iwl_device_cmd *cmd);
+int iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm,
+				    struct iwl_rx_cmd_buffer *rxb,
+				    struct iwl_device_cmd *cmd);
 
 /* Bindings */
 int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
@@ -534,4 +681,36 @@ void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
 			   enum ieee80211_rssi_event rssi_event);
 void iwl_mvm_bt_coex_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
 
+/* beacon filtering */
+#ifdef CONFIG_IWLWIFI_DEBUGFS
+void
+iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
+					 struct iwl_beacon_filter_cmd *cmd);
+int iwl_mvm_dbgfs_set_fw_dbg_log(struct iwl_mvm *mvm);
+#else
+static inline void
+iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
+					 struct iwl_beacon_filter_cmd *cmd)
+{}
+static inline int iwl_mvm_dbgfs_set_fw_dbg_log(struct iwl_mvm *mvm)
+{
+	return 0;
+}
+#endif
+int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm,
+				 struct ieee80211_vif *vif);
+int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm,
+				  struct ieee80211_vif *vif);
+
+/* SMPS */
+void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
+				enum iwl_mvm_smps_type_request req_type,
+				enum ieee80211_smps_mode smps_request);
+
+/* Thermal management and CT-kill */
+void iwl_mvm_tt_handler(struct iwl_mvm *mvm);
+void iwl_mvm_tt_initialize(struct iwl_mvm *mvm);
+void iwl_mvm_tt_exit(struct iwl_mvm *mvm);
+void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state);
+
 #endif /* __IWL_MVM_H__ */