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linux/drivers/net/wireless/iwlwifi/mvm/mvm.h
Ilan Peer 398e8c6c4e iwlwifi: mvm: Remove obsolete queue definitions 
Signed-off-by: Ilan Peer <ilan.peer@intel.com>
Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2013-03-20 14:17:07 +01:00

515 lines
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/******************************************************************************
*
* 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-test.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,
};
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;
/*
* 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
/**
* 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.
* @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
*/
struct iwl_mvm_vif {
u16 id;
u16 color;
u8 ap_sta_id;
bool uploaded;
bool ap_active;
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;
void *dbgfs_data;
#endif
};
static inline struct iwl_mvm_vif *
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,
};
/**
* 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;
};
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;
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)];
/* 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_ctxt_roc;
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)];
u8 vif_count;
struct led_classdev led;
struct ieee80211_vif *p2p_device_vif;
#ifdef CONFIG_PM_SLEEP
int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
#endif
/* BT-Coex */
u8 bt_kill_msk;
struct iwl_bt_coex_profile_notif last_bt_notif;
};
/* 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))
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_remove(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);
/* 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);
int iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
struct dentry *dbgfs_dir);
void iwl_power_get_params(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
struct iwl_powertable_cmd *cmd);
#else
static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm,
struct dentry *dbgfs_dir)
{
return 0;
}
#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);
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);
/* 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);
#endif /* __IWL_MVM_H__ */
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