2013-01-24 13:25:36 +00:00
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/******************************************************************************
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*
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* This file is provided under a dual BSD/GPLv2 license. When using or
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* redistributing this file, you may do so under either license.
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*
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* GPL LICENSE SUMMARY
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*
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* Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
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* USA
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*
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* The full GNU General Public License is included in this distribution
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2013-02-18 07:22:28 +00:00
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* in the file called COPYING.
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2013-01-24 13:25:36 +00:00
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*
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* Contact Information:
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* Intel Linux Wireless <ilw@linux.intel.com>
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* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*
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* BSD LICENSE
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*
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* Copyright(c) 2012 - 2013 Intel Corporation. All rights reserved.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*****************************************************************************/
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#ifndef __IWL_MVM_H__
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#define __IWL_MVM_H__
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#include <linux/list.h>
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#include <linux/spinlock.h>
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#include <linux/leds.h>
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#include <linux/in6.h>
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#include "iwl-op-mode.h"
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#include "iwl-trans.h"
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#include "iwl-notif-wait.h"
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#include "iwl-eeprom-parse.h"
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#include "iwl-test.h"
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#include "iwl-trans.h"
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#include "sta.h"
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#include "fw-api.h"
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#define IWL_INVALID_MAC80211_QUEUE 0xff
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2013-02-07 15:09:09 +00:00
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#define IWL_MVM_MAX_ADDRESSES 5
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2013-02-28 09:54:28 +00:00
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/* RSSI offset for WkP */
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#define IWL_RSSI_OFFSET 50
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2013-01-24 13:25:36 +00:00
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enum iwl_mvm_tx_fifo {
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IWL_MVM_TX_FIFO_BK = 0,
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IWL_MVM_TX_FIFO_BE,
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IWL_MVM_TX_FIFO_VI,
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IWL_MVM_TX_FIFO_VO,
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};
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extern struct ieee80211_ops iwl_mvm_hw_ops;
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/**
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* struct iwl_mvm_mod_params - module parameters for iwlmvm
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* @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
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* We will register to mac80211 to have testmode working. The NIC must not
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* be up'ed after the INIT fw asserted. This is useful to be able to use
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* proprietary tools over testmode to debug the INIT fw.
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* @power_scheme: CAM(Continuous Active Mode)-1, BPS(Balanced Power
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* Save)-2(default), LP(Low Power)-3
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*/
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struct iwl_mvm_mod_params {
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bool init_dbg;
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int power_scheme;
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};
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extern struct iwl_mvm_mod_params iwlmvm_mod_params;
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struct iwl_mvm_phy_ctxt {
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u16 id;
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u16 color;
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/*
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* TODO: This should probably be removed. Currently here only for rate
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* scaling algorithm
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*/
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struct ieee80211_channel *channel;
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};
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struct iwl_mvm_time_event_data {
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struct ieee80211_vif *vif;
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struct list_head list;
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unsigned long end_jiffies;
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u32 duration;
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bool running;
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u32 uid;
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/*
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* The access to the 'id' field must be done when the
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* mvm->time_event_lock is held, as it value is used to indicate
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* if the te is in the time event list or not (when id == TE_MAX)
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*/
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u32 id;
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};
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/* Power management */
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/**
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* enum iwl_power_scheme
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* @IWL_POWER_LEVEL_CAM - Continuously Active Mode
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* @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
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* @IWL_POWER_LEVEL_LP - Low Power
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*/
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enum iwl_power_scheme {
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IWL_POWER_SCHEME_CAM = 1,
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IWL_POWER_SCHEME_BPS,
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IWL_POWER_SCHEME_LP
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};
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#define IWL_CONN_MAX_LISTEN_INTERVAL 70
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/**
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* struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
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* @id: between 0 and 3
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* @color: to solve races upon MAC addition and removal
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* @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
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* @uploaded: indicates the MAC context has been added to the device
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* @ap_active: indicates that ap context is configured, and that the interface
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* should get quota etc.
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* @queue_params: QoS params for this MAC
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* @bcast_sta: station used for broadcast packets. Used by the following
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* vifs: P2P_DEVICE, GO and AP.
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* @beacon_skb: the skb used to hold the AP/GO beacon template
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*/
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struct iwl_mvm_vif {
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u16 id;
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u16 color;
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u8 ap_sta_id;
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bool uploaded;
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bool ap_active;
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2013-02-28 13:05:14 +00:00
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u32 ap_beacon_time;
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2013-01-24 13:25:36 +00:00
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enum iwl_tsf_id tsf_id;
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/*
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* QoS data from mac80211, need to store this here
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* as mac80211 has a separate callback but we need
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* to have the data for the MAC context
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*/
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struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS];
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struct iwl_mvm_time_event_data time_event_data;
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struct iwl_mvm_int_sta bcast_sta;
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/*
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* Assigned while mac80211 has the interface in a channel context,
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* or, for P2P Device, while it exists.
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*/
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struct iwl_mvm_phy_ctxt *phy_ctxt;
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#ifdef CONFIG_PM_SLEEP
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/* WoWLAN GTK rekey data */
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struct {
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u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN];
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__le64 replay_ctr;
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bool valid;
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} rekey_data;
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int tx_key_idx;
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#if IS_ENABLED(CONFIG_IPV6)
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/* IPv6 addresses for WoWLAN */
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struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS];
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int num_target_ipv6_addrs;
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#endif
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#endif
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#ifdef CONFIG_IWLWIFI_DEBUGFS
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struct dentry *dbgfs_dir;
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void *dbgfs_data;
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#endif
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};
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static inline struct iwl_mvm_vif *
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iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif)
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{
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return (void *)vif->drv_priv;
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}
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enum iwl_mvm_status {
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IWL_MVM_STATUS_HW_RFKILL,
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IWL_MVM_STATUS_ROC_RUNNING,
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IWL_MVM_STATUS_IN_HW_RESTART,
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};
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enum iwl_scan_status {
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IWL_MVM_SCAN_NONE,
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IWL_MVM_SCAN_OS,
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};
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/**
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* struct iwl_nvm_section - describes an NVM section in memory.
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*
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* This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
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* and saved for later use by the driver. Not all NVM sections are saved
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* this way, only the needed ones.
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*/
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struct iwl_nvm_section {
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u16 length;
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const u8 *data;
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};
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struct iwl_mvm {
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/* for logger access */
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struct device *dev;
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struct iwl_trans *trans;
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const struct iwl_fw *fw;
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const struct iwl_cfg *cfg;
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struct iwl_phy_db *phy_db;
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struct ieee80211_hw *hw;
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/* for protecting access to iwl_mvm */
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struct mutex mutex;
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struct list_head async_handlers_list;
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spinlock_t async_handlers_lock;
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struct work_struct async_handlers_wk;
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struct work_struct roc_done_wk;
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unsigned long status;
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enum iwl_ucode_type cur_ucode;
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bool ucode_loaded;
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bool init_ucode_run;
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u32 error_event_table;
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u32 log_event_table;
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u32 ampdu_ref;
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struct iwl_notif_wait_data notif_wait;
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unsigned long transport_queue_stop;
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u8 queue_to_mac80211[IWL_MAX_HW_QUEUES];
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atomic_t queue_stop_count[IWL_MAX_HW_QUEUES];
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struct iwl_nvm_data *nvm_data;
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2013-03-06 09:34:44 +00:00
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/* NVM sections */
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2013-01-24 13:25:36 +00:00
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struct iwl_nvm_section nvm_sections[NVM_NUM_OF_SECTIONS];
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/* EEPROM MAC addresses */
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struct mac_address addresses[IWL_MVM_MAX_ADDRESSES];
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/* data related to data path */
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struct iwl_rx_phy_info last_phy_info;
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struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
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struct work_struct sta_drained_wk;
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unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
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/* configured by mac80211 */
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u32 rts_threshold;
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/* Scan status, cmd (pre-allocated) and auxiliary station */
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enum iwl_scan_status scan_status;
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struct iwl_scan_cmd *scan_cmd;
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/* Internal station */
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struct iwl_mvm_int_sta aux_sta;
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u8 scan_last_antenna_idx; /* to toggle TX between antennas */
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u8 mgmt_last_antenna_idx;
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#ifdef CONFIG_IWLWIFI_DEBUGFS
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struct dentry *debugfs_dir;
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u32 dbgfs_sram_offset, dbgfs_sram_len;
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bool prevent_power_down_d3;
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#endif
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struct iwl_mvm_phy_ctxt phy_ctxt_roc;
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struct list_head time_event_list;
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spinlock_t time_event_lock;
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/*
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* A bitmap indicating the index of the key in use. The firmware
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* can hold 16 keys at most. Reflect this fact.
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*/
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unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)];
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u8 vif_count;
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struct led_classdev led;
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struct ieee80211_vif *p2p_device_vif;
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2013-02-26 11:04:18 +00:00
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#ifdef CONFIG_PM_SLEEP
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int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen;
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#endif
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2013-01-17 12:20:29 +00:00
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/* BT-Coex */
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u8 bt_kill_msk;
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2013-02-19 09:02:36 +00:00
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struct iwl_bt_coex_profile_notif last_bt_notif;
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2013-01-24 13:25:36 +00:00
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};
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/* Extract MVM priv from op_mode and _hw */
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#define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \
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((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
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#define IWL_MAC80211_GET_MVM(_hw) \
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IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
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extern const u8 iwl_mvm_ac_to_tx_fifo[];
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struct iwl_rate_info {
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u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */
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u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */
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u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */
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u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */
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u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */
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};
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/******************
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* MVM Methods
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******************/
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/* uCode */
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int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm);
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/* Utils */
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int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
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enum ieee80211_band band);
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u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx);
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void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm);
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u8 first_antenna(u8 mask);
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u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
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/* Tx / Host Commands */
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int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,
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struct iwl_host_cmd *cmd);
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int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u8 id,
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u32 flags, u16 len, const void *data);
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int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm,
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struct iwl_host_cmd *cmd,
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u32 *status);
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int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u8 id,
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u16 len, const void *data,
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u32 *status);
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int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
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struct ieee80211_sta *sta);
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int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb);
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#ifdef CONFIG_IWLWIFI_DEBUG
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const char *iwl_mvm_get_tx_fail_reason(u32 status);
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#else
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static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; }
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#endif
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int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, bool sync);
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void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm);
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/* Statistics */
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int iwl_mvm_rx_reply_statistics(struct iwl_mvm *mvm,
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struct iwl_rx_cmd_buffer *rxb,
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struct iwl_device_cmd *cmd);
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int iwl_mvm_rx_statistics(struct iwl_mvm *mvm,
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struct iwl_rx_cmd_buffer *rxb,
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struct iwl_device_cmd *cmd);
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/* NVM */
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int iwl_nvm_init(struct iwl_mvm *mvm);
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int iwl_mvm_up(struct iwl_mvm *mvm);
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int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm);
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int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm);
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/*
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* FW notifications / CMD responses handlers
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* Convention: iwl_mvm_rx_<NAME OF THE CMD>
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*/
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int iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
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struct iwl_device_cmd *cmd);
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int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
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struct iwl_device_cmd *cmd);
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int iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
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struct iwl_device_cmd *cmd);
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int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
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struct iwl_device_cmd *cmd);
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int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
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struct iwl_device_cmd *cmd);
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int iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
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struct iwl_device_cmd *cmd);
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int iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
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struct iwl_rx_cmd_buffer *rxb,
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struct iwl_device_cmd *cmd);
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int iwl_mvm_rx_radio_ver(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
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struct iwl_device_cmd *cmd);
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/* MVM PHY */
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int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
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struct cfg80211_chan_def *chandef,
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|
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u8 chains_static, u8 chains_dynamic);
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int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt,
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struct cfg80211_chan_def *chandef,
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u8 chains_static, u8 chains_dynamic);
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void iwl_mvm_phy_ctxt_remove(struct iwl_mvm *mvm,
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struct iwl_mvm_phy_ctxt *ctxt);
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/* MAC (virtual interface) programming */
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int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
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void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
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int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
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int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
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int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
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u32 iwl_mvm_mac_get_queues_mask(struct iwl_mvm *mvm,
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|
|
struct ieee80211_vif *vif);
|
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|
|
int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm,
|
|
|
|
struct ieee80211_vif *vif);
|
2013-03-05 13:26:03 +00:00
|
|
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int iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
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|
|
struct iwl_rx_cmd_buffer *rxb,
|
|
|
|
struct iwl_device_cmd *cmd);
|
2013-01-24 13:25:36 +00:00
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/* Bindings */
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|
|
int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
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|
|
int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif);
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/* Quota management */
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|
|
int iwl_mvm_update_quotas(struct iwl_mvm *mvm, struct ieee80211_vif *newvif);
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|
|
/* Scanning */
|
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|
|
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);
|
|
|
|
|
2013-01-17 07:42:25 +00:00
|
|
|
/* BT Coex */
|
|
|
|
int iwl_send_bt_prio_tbl(struct iwl_mvm *mvm);
|
|
|
|
int iwl_send_bt_init_conf(struct iwl_mvm *mvm);
|
2013-01-17 12:20:29 +00:00
|
|
|
int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm,
|
|
|
|
struct iwl_rx_cmd_buffer *rxb,
|
|
|
|
struct iwl_device_cmd *cmd);
|
2013-01-17 07:42:25 +00:00
|
|
|
|
2013-01-24 13:25:36 +00:00
|
|
|
#endif /* __IWL_MVM_H__ */
|