Linux 3.11-rc3

[cris-mirror.git] / drivers / net / wireless / iwlwifi / mvm / mvm.h

/******************************************************************************
 *
 * This file is provided under a dual BSD/GPLv2 license.  When using or
 * redistributing this file, you may do so under either license.
 *
 * GPL LICENSE SUMMARY
 *
 * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of version 2 of the GNU General Public License as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
 * USA
 *
 * The full GNU General Public License is included in this distribution
 * in the file called COPYING.
 *
 * Contact Information:
 *  Intel Linux Wireless <ilw@linux.intel.com>
 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
 *
 * BSD LICENSE
 *
 * Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *  * Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *  * Neither the name Intel Corporation nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 *****************************************************************************/

#ifndef __IWL_MVM_H__
#define __IWL_MVM_H__

#include <linux/list.h>
#include <linux/spinlock.h>
#include <linux/leds.h>
#include <linux/in6.h>

#include "iwl-op-mode.h"
#include "iwl-trans.h"
#include "iwl-notif-wait.h"
#include "iwl-eeprom-parse.h"
#include "iwl-trans.h"
#include "sta.h"
#include "fw-api.h"

#define IWL_INVALID_MAC80211_QUEUE      0xff
#define IWL_MVM_MAX_ADDRESSES           5
/* RSSI offset for WkP */
#define IWL_RSSI_OFFSET 50

enum iwl_mvm_tx_fifo {
        IWL_MVM_TX_FIFO_BK = 0,
        IWL_MVM_TX_FIFO_BE,
        IWL_MVM_TX_FIFO_VI,
        IWL_MVM_TX_FIFO_VO,
        IWL_MVM_TX_FIFO_MCAST = 5,
};

extern struct ieee80211_ops iwl_mvm_hw_ops;
/**
 * struct iwl_mvm_mod_params - module parameters for iwlmvm
 * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
 *      We will register to mac80211 to have testmode working. The NIC must not
 *      be up'ed after the INIT fw asserted. This is useful to be able to use
 *      proprietary tools over testmode to debug the INIT fw.
 * @power_scheme: CAM(Continuous Active Mode)-1, BPS(Balanced Power
 *      Save)-2(default), LP(Low Power)-3
 */
struct iwl_mvm_mod_params {
        bool init_dbg;
        int power_scheme;
};
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
         * scaling algorithm
         */
        struct ieee80211_channel *channel;
};

struct iwl_mvm_time_event_data {
        struct ieee80211_vif *vif;
        struct list_head list;
        unsigned long end_jiffies;
        u32 duration;
        bool running;
        u32 uid;

        /*
         * The access to the 'id' field must be done when the
         * mvm->time_event_lock is held, as it value is used to indicate
         * if the te is in the time event list or not (when id == TE_MAX)
         */
        u32 id;
};

 /* Power management */

/**
 * enum iwl_power_scheme
 * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
 * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
 * @IWL_POWER_LEVEL_LP  - Low Power
 */
enum iwl_power_scheme {
        IWL_POWER_SCHEME_CAM = 1,
        IWL_POWER_SCHEME_BPS,
        IWL_POWER_SCHEME_LP
};

#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),
        MVM_DEBUGFS_PM_LPRX_ENA = BIT(6),
        MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7),
};

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;
        bool lprx_ena;
        u32 lprx_rssi_threshold;
        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
 * @color: to solve races upon MAC addition and removal
 * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
 * @uploaded: indicates the MAC context has been added to the device
 * @ap_active: indicates that ap context is configured, and that the interface
 *  should get quota etc.
 * @monitor_active: indicates that monitor context is configured, and that the
 * interface should get quota etc.
 * @queue_params: QoS params for this MAC
 * @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;
        u16 color;
        u8 ap_sta_id;

        bool uploaded;
        bool ap_active;
        bool monitor_active;
        /* indicate whether beacon filtering is enabled */
        bool bf_enabled;

        u32 ap_beacon_time;

        enum iwl_tsf_id tsf_id;

        /*
         * QoS data from mac80211, need to store this here
         * as mac80211 has a separate callback but we need
         * to have the data for the MAC context
         */
        struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
        struct iwl_mvm_time_event_data time_event_data;

        struct iwl_mvm_int_sta bcast_sta;

        /*
         * Assigned while mac80211 has the interface in a channel context,
         * or, for P2P Device, while it exists.
         */
        struct iwl_mvm_phy_ctxt *phy_ctxt;

#ifdef CONFIG_PM_SLEEP
        /* WoWLAN GTK rekey data */
        struct {
                u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
                __le64 replay_ctr;
                bool valid;
        } rekey_data;

        int tx_key_idx;

#if IS_ENABLED(CONFIG_IPV6)
        /* IPv6 addresses for WoWLAN */
        struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS];
        int num_target_ipv6_addrs;
#endif
#endif

#ifdef CONFIG_IWLWIFI_DEBUGFS
        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 *
iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
{
        return (void *)vif->drv_priv;
}

enum iwl_scan_status {
        IWL_MVM_SCAN_NONE,
        IWL_MVM_SCAN_OS,
};

/**
 * struct iwl_nvm_section - describes an NVM section in memory.
 *
 * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
 * and saved for later use by the driver. Not all NVM sections are saved
 * this way, only the needed ones.
 */
struct iwl_nvm_section {
        u16 length;
        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.
 * @throttle: Is thermal throttling is active?
 */
struct iwl_mvm_tt_mgmt {
        struct delayed_work ct_kill_exit;
        bool dynamic_smps;
        u32 tx_backoff;
        const struct iwl_tt_params *params;
        bool throttle;
};

struct iwl_mvm {
        /* for logger access */
        struct device *dev;

        struct iwl_trans *trans;
        const struct iwl_fw *fw;
        const struct iwl_cfg *cfg;
        struct iwl_phy_db *phy_db;
        struct ieee80211_hw *hw;

        /* for protecting access to iwl_mvm */
        struct mutex mutex;
        struct list_head async_handlers_list;
        spinlock_t async_handlers_lock;
        struct work_struct async_handlers_wk;

        struct work_struct roc_done_wk;

        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;
        u32 error_event_table;
        u32 log_event_table;

        u32 ampdu_ref;

        struct iwl_notif_wait_data notif_wait;

        unsigned long transport_queue_stop;
        u8 queue_to_mac80211[IWL_MAX_HW_QUEUES];
        atomic_t queue_stop_count[IWL_MAX_HW_QUEUES];

        struct iwl_nvm_data *nvm_data;
        /* NVM sections */
        struct iwl_nvm_section nvm_sections[NVM_NUM_OF_SECTIONS];

        /* EEPROM MAC addresses */
        struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];

        /* data related to data path */
        struct iwl_rx_phy_info last_phy_info;
        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;

        /* Scan status, cmd (pre-allocated) and auxiliary station */
        enum iwl_scan_status scan_status;
        struct iwl_scan_cmd *scan_cmd;

        /* Internal station */
        struct iwl_mvm_int_sta aux_sta;

        u8 scan_last_antenna_idx; /* to toggle TX between antennas */
        u8 mgmt_last_antenna_idx;

#ifdef CONFIG_IWLWIFI_DEBUGFS
        struct dentry *debugfs_dir;
        u32 dbgfs_sram_offset, dbgfs_sram_len;
        bool prevent_power_down_d3;
#endif

        struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];

        struct list_head time_event_list;
        spinlock_t time_event_lock;

        /*
         * A bitmap indicating the index of the key in use. The firmware
         * can hold 16 keys at most. Reflect this fact.
         */
        unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];

        /*
         * This counter of created interfaces is referenced only in conjunction
         * with FW limitation related to power management. Currently PM is
         * supported only on a single interface.
         * IMPORTANT: this variable counts all interfaces except P2P device.
         */
        u8 vif_count;

        struct led_classdev led;

        struct ieee80211_vif *p2p_device_vif;

#ifdef CONFIG_PM_SLEEP
        struct wiphy_wowlan_support wowlan;
        int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
#ifdef CONFIG_IWLWIFI_DEBUGFS
        u32 d3_wake_sysassert; /* must be u32 for debugfs_create_bool */
        bool d3_test_active;
        bool store_d3_resume_sram;
        void *d3_resume_sram;
        u32 d3_test_pme_ptr;
#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 */
#define IWL_OP_MODE_GET_MVM(_iwl_op_mode)               \
        ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)

#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 {
        u8 plcp;        /* uCode API:  IWL_RATE_6M_PLCP, etc. */
        u8 plcp_siso;   /* uCode API:  IWL_RATE_SISO_6M_PLCP, etc. */
        u8 plcp_mimo2;  /* uCode API:  IWL_RATE_MIMO2_6M_PLCP, etc. */
        u8 plcp_mimo3;  /* uCode API:  IWL_RATE_MIMO3_6M_PLCP, etc. */
        u8 ieee;        /* MAC header:  IWL_RATE_6M_IEEE, etc. */
};

/******************
 * MVM Methods
 ******************/
/* uCode */
int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);

/* Utils */
int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
                                        enum ieee80211_band band);
u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
u8 first_antenna(u8 mask);
u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);

/* Tx / Host Commands */
int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
                                  struct iwl_host_cmd *cmd);
int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u8 id,
                                      u32 flags, u16 len, const void *data);
int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
                                         struct iwl_host_cmd *cmd,
                                         u32 *status);
int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u8 id,
                                             u16 len, const void *data,
                                             u32 *status);
int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
                   struct ieee80211_sta *sta);
int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
#ifdef CONFIG_IWLWIFI_DEBUG
const char *iwl_mvm_get_tx_fail_reason(u32 status);
#else
static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
#endif
int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, bool sync);
void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);

/* Statistics */
int iwl_mvm_rx_reply_statistics(struct iwl_mvm *mvm,
                                struct iwl_rx_cmd_buffer *rxb,
                                struct iwl_device_cmd *cmd);
int iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
                          struct iwl_rx_cmd_buffer *rxb,
                          struct iwl_device_cmd *cmd);

/* NVM */
int iwl_nvm_init(struct iwl_mvm *mvm);

int iwl_mvm_up(struct iwl_mvm *mvm);
int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);

int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);

/*
 * FW notifications / CMD responses handlers
 * Convention: iwl_mvm_rx_<NAME OF THE CMD>
 */
int iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
                          struct iwl_device_cmd *cmd);
int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
                       struct iwl_device_cmd *cmd);
int iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
                      struct iwl_device_cmd *cmd);
int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
                        struct iwl_device_cmd *cmd);
int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
                         struct iwl_device_cmd *cmd);
int iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
                          struct iwl_device_cmd *cmd);
int iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
                                struct iwl_rx_cmd_buffer *rxb,
                                struct iwl_device_cmd *cmd);
int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
                         struct iwl_device_cmd *cmd);

/* MVM PHY */
int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
                         struct cfg80211_chan_def *chandef,
                         u8 chains_static, u8 chains_dynamic);
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_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);
void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
u32 iwl_mvm_mac_get_queues_mask(struct iwl_mvm *mvm,
                                struct ieee80211_vif *vif);
int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
                                    struct ieee80211_vif *vif);
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);
int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);

/* Quota management */
int iwl_mvm_update_quotas(struct iwl_mvm *mvm, struct ieee80211_vif *newvif);

/* Scanning */
int iwl_mvm_scan_request(struct iwl_mvm *mvm,
                         struct ieee80211_vif *vif,
                         struct cfg80211_scan_request *req);
int iwl_mvm_rx_scan_response(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
                             struct iwl_device_cmd *cmd);
int iwl_mvm_rx_scan_complete(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
                             struct iwl_device_cmd *cmd);
void iwl_mvm_cancel_scan(struct iwl_mvm *mvm);

/* MVM debugfs */
#ifdef CONFIG_IWLWIFI_DEBUGFS
int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir);
void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
#else
static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
                                         struct dentry *dbgfs_dir)
{
        return 0;
}
static inline void
iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
{
}
static inline void
iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
{
}
#endif /* CONFIG_IWLWIFI_DEBUGFS */

/* rate scaling */
int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq,
                        u8 flags, bool init);

/* power managment */
int iwl_mvm_power_update_mode(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
int iwl_mvm_power_disable(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
void iwl_mvm_power_build_cmd(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
                             struct iwl_powertable_cmd *cmd);

int iwl_mvm_leds_init(struct iwl_mvm *mvm);
void iwl_mvm_leds_exit(struct iwl_mvm *mvm);

/* D3 (WoWLAN, NetDetect) */
int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
int iwl_mvm_resume(struct ieee80211_hw *hw);
void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled);
void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw,
                            struct ieee80211_vif *vif,
                            struct cfg80211_gtk_rekey_data *data);
void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw,
                              struct ieee80211_vif *vif,
                              struct inet6_dev *idev);
void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw,
                                     struct ieee80211_vif *vif, int idx);
extern const struct file_operations iwl_dbgfs_d3_test_ops;

/* BT Coex */
int iwl_send_bt_prio_tbl(struct iwl_mvm *mvm);
int iwl_send_bt_init_conf(struct iwl_mvm *mvm);
int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
                             struct iwl_rx_cmd_buffer *rxb,
                             struct iwl_device_cmd *cmd);
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);
#else
static inline void
iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif,
                                         struct iwl_beacon_filter_cmd *cmd)
{}
#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__ */