452 lines
16 KiB
C
452 lines
16 KiB
C
/******************************************************************************
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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 - 2014 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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* in the file called COPYING.
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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 - 2014 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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#ifndef __fw_api_sta_h__
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#define __fw_api_sta_h__
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/**
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* enum iwl_sta_flags - flags for the ADD_STA host command
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* @STA_FLG_REDUCED_TX_PWR_CTRL:
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* @STA_FLG_REDUCED_TX_PWR_DATA:
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* @STA_FLG_FLG_ANT_MSK: Antenna selection
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* @STA_FLG_PS: set if STA is in Power Save
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* @STA_FLG_INVALID: set if STA is invalid
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* @STA_FLG_DLP_EN: Direct Link Protocol is enabled
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* @STA_FLG_SET_ALL_KEYS: the current key applies to all key IDs
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* @STA_FLG_DRAIN_FLOW: drain flow
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* @STA_FLG_PAN: STA is for PAN interface
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* @STA_FLG_CLASS_AUTH:
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* @STA_FLG_CLASS_ASSOC:
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* @STA_FLG_CLASS_MIMO_PROT:
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* @STA_FLG_MAX_AGG_SIZE_MSK: maximal size for A-MPDU
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* @STA_FLG_AGG_MPDU_DENS_MSK: maximal MPDU density for Tx aggregation
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* @STA_FLG_FAT_EN_MSK: support for channel width (for Tx). This flag is
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* initialised by driver and can be updated by fw upon reception of
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* action frames that can change the channel width. When cleared the fw
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* will send all the frames in 20MHz even when FAT channel is requested.
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* @STA_FLG_MIMO_EN_MSK: support for MIMO. This flag is initialised by the
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* driver and can be updated by fw upon reception of action frames.
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* @STA_FLG_MFP_EN: Management Frame Protection
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*/
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enum iwl_sta_flags {
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STA_FLG_REDUCED_TX_PWR_CTRL = BIT(3),
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STA_FLG_REDUCED_TX_PWR_DATA = BIT(6),
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STA_FLG_FLG_ANT_A = (1 << 4),
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STA_FLG_FLG_ANT_B = (2 << 4),
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STA_FLG_FLG_ANT_MSK = (STA_FLG_FLG_ANT_A |
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STA_FLG_FLG_ANT_B),
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STA_FLG_PS = BIT(8),
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STA_FLG_DRAIN_FLOW = BIT(12),
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STA_FLG_PAN = BIT(13),
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STA_FLG_CLASS_AUTH = BIT(14),
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STA_FLG_CLASS_ASSOC = BIT(15),
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STA_FLG_RTS_MIMO_PROT = BIT(17),
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STA_FLG_MAX_AGG_SIZE_SHIFT = 19,
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STA_FLG_MAX_AGG_SIZE_8K = (0 << STA_FLG_MAX_AGG_SIZE_SHIFT),
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STA_FLG_MAX_AGG_SIZE_16K = (1 << STA_FLG_MAX_AGG_SIZE_SHIFT),
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STA_FLG_MAX_AGG_SIZE_32K = (2 << STA_FLG_MAX_AGG_SIZE_SHIFT),
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STA_FLG_MAX_AGG_SIZE_64K = (3 << STA_FLG_MAX_AGG_SIZE_SHIFT),
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STA_FLG_MAX_AGG_SIZE_128K = (4 << STA_FLG_MAX_AGG_SIZE_SHIFT),
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STA_FLG_MAX_AGG_SIZE_256K = (5 << STA_FLG_MAX_AGG_SIZE_SHIFT),
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STA_FLG_MAX_AGG_SIZE_512K = (6 << STA_FLG_MAX_AGG_SIZE_SHIFT),
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STA_FLG_MAX_AGG_SIZE_1024K = (7 << STA_FLG_MAX_AGG_SIZE_SHIFT),
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STA_FLG_MAX_AGG_SIZE_MSK = (7 << STA_FLG_MAX_AGG_SIZE_SHIFT),
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STA_FLG_AGG_MPDU_DENS_SHIFT = 23,
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STA_FLG_AGG_MPDU_DENS_2US = (4 << STA_FLG_AGG_MPDU_DENS_SHIFT),
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STA_FLG_AGG_MPDU_DENS_4US = (5 << STA_FLG_AGG_MPDU_DENS_SHIFT),
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STA_FLG_AGG_MPDU_DENS_8US = (6 << STA_FLG_AGG_MPDU_DENS_SHIFT),
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STA_FLG_AGG_MPDU_DENS_16US = (7 << STA_FLG_AGG_MPDU_DENS_SHIFT),
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STA_FLG_AGG_MPDU_DENS_MSK = (7 << STA_FLG_AGG_MPDU_DENS_SHIFT),
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STA_FLG_FAT_EN_20MHZ = (0 << 26),
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STA_FLG_FAT_EN_40MHZ = (1 << 26),
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STA_FLG_FAT_EN_80MHZ = (2 << 26),
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STA_FLG_FAT_EN_160MHZ = (3 << 26),
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STA_FLG_FAT_EN_MSK = (3 << 26),
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STA_FLG_MIMO_EN_SISO = (0 << 28),
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STA_FLG_MIMO_EN_MIMO2 = (1 << 28),
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STA_FLG_MIMO_EN_MIMO3 = (2 << 28),
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STA_FLG_MIMO_EN_MSK = (3 << 28),
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};
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/**
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* enum iwl_sta_key_flag - key flags for the ADD_STA host command
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* @STA_KEY_FLG_NO_ENC: no encryption
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* @STA_KEY_FLG_WEP: WEP encryption algorithm
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* @STA_KEY_FLG_CCM: CCMP encryption algorithm
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* @STA_KEY_FLG_TKIP: TKIP encryption algorithm
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* @STA_KEY_FLG_EXT: extended cipher algorithm (depends on the FW support)
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* @STA_KEY_FLG_CMAC: CMAC encryption algorithm
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* @STA_KEY_FLG_ENC_UNKNOWN: unknown encryption algorithm
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* @STA_KEY_FLG_EN_MSK: mask for encryption algorithmi value
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* @STA_KEY_FLG_WEP_KEY_MAP: wep is either a group key (0 - legacy WEP) or from
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* station info array (1 - n 1X mode)
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* @STA_KEY_FLG_KEYID_MSK: the index of the key
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* @STA_KEY_NOT_VALID: key is invalid
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* @STA_KEY_FLG_WEP_13BYTES: set for 13 bytes WEP key
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* @STA_KEY_MULTICAST: set for multical key
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* @STA_KEY_MFP: key is used for Management Frame Protection
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*/
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enum iwl_sta_key_flag {
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STA_KEY_FLG_NO_ENC = (0 << 0),
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STA_KEY_FLG_WEP = (1 << 0),
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STA_KEY_FLG_CCM = (2 << 0),
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STA_KEY_FLG_TKIP = (3 << 0),
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STA_KEY_FLG_EXT = (4 << 0),
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STA_KEY_FLG_CMAC = (6 << 0),
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STA_KEY_FLG_ENC_UNKNOWN = (7 << 0),
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STA_KEY_FLG_EN_MSK = (7 << 0),
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STA_KEY_FLG_WEP_KEY_MAP = BIT(3),
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STA_KEY_FLG_KEYID_POS = 8,
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STA_KEY_FLG_KEYID_MSK = (3 << STA_KEY_FLG_KEYID_POS),
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STA_KEY_NOT_VALID = BIT(11),
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STA_KEY_FLG_WEP_13BYTES = BIT(12),
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STA_KEY_MULTICAST = BIT(14),
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STA_KEY_MFP = BIT(15),
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};
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/**
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* enum iwl_sta_modify_flag - indicate to the fw what flag are being changed
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* @STA_MODIFY_KEY: this command modifies %key
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* @STA_MODIFY_TID_DISABLE_TX: this command modifies %tid_disable_tx
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* @STA_MODIFY_TX_RATE: unused
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* @STA_MODIFY_ADD_BA_TID: this command modifies %add_immediate_ba_tid
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* @STA_MODIFY_REMOVE_BA_TID: this command modifies %remove_immediate_ba_tid
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* @STA_MODIFY_SLEEPING_STA_TX_COUNT: this command modifies %sleep_tx_count
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* @STA_MODIFY_PROT_TH:
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* @STA_MODIFY_QUEUES: modify the queues used by this station
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*/
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enum iwl_sta_modify_flag {
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STA_MODIFY_KEY = BIT(0),
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STA_MODIFY_TID_DISABLE_TX = BIT(1),
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STA_MODIFY_TX_RATE = BIT(2),
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STA_MODIFY_ADD_BA_TID = BIT(3),
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STA_MODIFY_REMOVE_BA_TID = BIT(4),
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STA_MODIFY_SLEEPING_STA_TX_COUNT = BIT(5),
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STA_MODIFY_PROT_TH = BIT(6),
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STA_MODIFY_QUEUES = BIT(7),
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};
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#define STA_MODE_MODIFY 1
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/**
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* enum iwl_sta_sleep_flag - type of sleep of the station
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* @STA_SLEEP_STATE_AWAKE:
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* @STA_SLEEP_STATE_PS_POLL:
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* @STA_SLEEP_STATE_UAPSD:
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* @STA_SLEEP_STATE_MOREDATA: set more-data bit on
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* (last) released frame
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*/
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enum iwl_sta_sleep_flag {
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STA_SLEEP_STATE_AWAKE = 0,
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STA_SLEEP_STATE_PS_POLL = BIT(0),
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STA_SLEEP_STATE_UAPSD = BIT(1),
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STA_SLEEP_STATE_MOREDATA = BIT(2),
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};
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/* STA ID and color bits definitions */
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#define STA_ID_SEED (0x0f)
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#define STA_ID_POS (0)
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#define STA_ID_MSK (STA_ID_SEED << STA_ID_POS)
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#define STA_COLOR_SEED (0x7)
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#define STA_COLOR_POS (4)
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#define STA_COLOR_MSK (STA_COLOR_SEED << STA_COLOR_POS)
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#define STA_ID_N_COLOR_GET_COLOR(id_n_color) \
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(((id_n_color) & STA_COLOR_MSK) >> STA_COLOR_POS)
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#define STA_ID_N_COLOR_GET_ID(id_n_color) \
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(((id_n_color) & STA_ID_MSK) >> STA_ID_POS)
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#define STA_KEY_MAX_NUM (16)
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#define STA_KEY_IDX_INVALID (0xff)
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#define STA_KEY_MAX_DATA_KEY_NUM (4)
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#define IWL_MAX_GLOBAL_KEYS (4)
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#define STA_KEY_LEN_WEP40 (5)
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#define STA_KEY_LEN_WEP104 (13)
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/**
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* struct iwl_mvm_keyinfo - key information
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* @key_flags: type %iwl_sta_key_flag
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* @tkip_rx_tsc_byte2: TSC[2] for key mix ph1 detection
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* @tkip_rx_ttak: 10-byte unicast TKIP TTAK for Rx
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* @key_offset: key offset in the fw's key table
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* @key: 16-byte unicast decryption key
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* @tx_secur_seq_cnt: initial RSC / PN needed for replay check
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* @hw_tkip_mic_rx_key: byte: MIC Rx Key - used for TKIP only
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* @hw_tkip_mic_tx_key: byte: MIC Tx Key - used for TKIP only
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*/
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struct iwl_mvm_keyinfo {
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__le16 key_flags;
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u8 tkip_rx_tsc_byte2;
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u8 reserved1;
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__le16 tkip_rx_ttak[5];
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u8 key_offset;
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u8 reserved2;
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u8 key[16];
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__le64 tx_secur_seq_cnt;
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__le64 hw_tkip_mic_rx_key;
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__le64 hw_tkip_mic_tx_key;
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} __packed;
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/**
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* struct iwl_mvm_add_sta_cmd_v5 - Add/modify a station in the fw's sta table.
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* ( REPLY_ADD_STA = 0x18 )
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* @add_modify: 1: modify existing, 0: add new station
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* @unicast_tx_key_id: unicast tx key id. Relevant only when unicast key sent
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* @multicast_tx_key_id: multicast tx key id. Relevant only when multicast key
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* sent
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* @mac_id_n_color: the Mac context this station belongs to
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* @addr[ETH_ALEN]: station's MAC address
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* @sta_id: index of station in uCode's station table
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* @modify_mask: STA_MODIFY_*, selects which parameters to modify vs. leave
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* alone. 1 - modify, 0 - don't change.
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* @key: look at %iwl_mvm_keyinfo
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* @station_flags: look at %iwl_sta_flags
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* @station_flags_msk: what of %station_flags have changed
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* @tid_disable_tx: is tid BIT(tid) enabled for Tx. Clear BIT(x) to enable
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* AMPDU for tid x. Set %STA_MODIFY_TID_DISABLE_TX to change this field.
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* @add_immediate_ba_tid: tid for which to add block-ack support (Rx)
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* Set %STA_MODIFY_ADD_BA_TID to use this field, and also set
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* add_immediate_ba_ssn.
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* @remove_immediate_ba_tid: tid for which to remove block-ack support (Rx)
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* Set %STA_MODIFY_REMOVE_BA_TID to use this field
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* @add_immediate_ba_ssn: ssn for the Rx block-ack session. Used together with
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* add_immediate_ba_tid.
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* @sleep_tx_count: number of packets to transmit to station even though it is
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* asleep. Used to synchronise PS-poll and u-APSD responses while ucode
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* keeps track of STA sleep state.
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* @sleep_state_flags: Look at %iwl_sta_sleep_flag.
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* @assoc_id: assoc_id to be sent in VHT PLCP (9-bit), for grp use 0, for AP
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* mac-addr.
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* @beamform_flags: beam forming controls
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* @tfd_queue_msk: tfd queues used by this station
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*
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* The device contains an internal table of per-station information, with info
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* on security keys, aggregation parameters, and Tx rates for initial Tx
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* attempt and any retries (set by REPLY_TX_LINK_QUALITY_CMD).
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*
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* ADD_STA sets up the table entry for one station, either creating a new
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* entry, or modifying a pre-existing one.
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*/
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struct iwl_mvm_add_sta_cmd_v5 {
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u8 add_modify;
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u8 unicast_tx_key_id;
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u8 multicast_tx_key_id;
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u8 reserved1;
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__le32 mac_id_n_color;
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u8 addr[ETH_ALEN];
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__le16 reserved2;
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u8 sta_id;
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u8 modify_mask;
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__le16 reserved3;
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struct iwl_mvm_keyinfo key;
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__le32 station_flags;
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__le32 station_flags_msk;
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__le16 tid_disable_tx;
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__le16 reserved4;
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u8 add_immediate_ba_tid;
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u8 remove_immediate_ba_tid;
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__le16 add_immediate_ba_ssn;
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__le16 sleep_tx_count;
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__le16 sleep_state_flags;
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__le16 assoc_id;
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__le16 beamform_flags;
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__le32 tfd_queue_msk;
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} __packed; /* ADD_STA_CMD_API_S_VER_5 */
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/**
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* struct iwl_mvm_add_sta_cmd_v7 - Add / modify a station
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* VER_7 of this command is quite similar to VER_5 except
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* exclusion of all fields related to the security key installation.
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* It only differs from VER_6 by the "awake_acs" field that is
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* reserved and ignored in VER_6.
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*/
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struct iwl_mvm_add_sta_cmd_v7 {
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u8 add_modify;
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u8 awake_acs;
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__le16 tid_disable_tx;
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__le32 mac_id_n_color;
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u8 addr[ETH_ALEN]; /* _STA_ID_MODIFY_INFO_API_S_VER_1 */
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__le16 reserved2;
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u8 sta_id;
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u8 modify_mask;
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__le16 reserved3;
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__le32 station_flags;
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__le32 station_flags_msk;
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u8 add_immediate_ba_tid;
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u8 remove_immediate_ba_tid;
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__le16 add_immediate_ba_ssn;
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__le16 sleep_tx_count;
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__le16 sleep_state_flags;
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__le16 assoc_id;
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__le16 beamform_flags;
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__le32 tfd_queue_msk;
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} __packed; /* ADD_STA_CMD_API_S_VER_7 */
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/**
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* struct iwl_mvm_add_sta_key_cmd - add/modify sta key
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* ( REPLY_ADD_STA_KEY = 0x17 )
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* @sta_id: index of station in uCode's station table
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* @key_offset: key offset in key storage
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* @key_flags: type %iwl_sta_key_flag
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* @key: key material data
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* @key2: key material data
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* @rx_secur_seq_cnt: RX security sequence counter for the key
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* @tkip_rx_tsc_byte2: TSC[2] for key mix ph1 detection
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* @tkip_rx_ttak: 10-byte unicast TKIP TTAK for Rx
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*/
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struct iwl_mvm_add_sta_key_cmd {
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u8 sta_id;
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u8 key_offset;
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__le16 key_flags;
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u8 key[16];
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u8 key2[16];
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u8 rx_secur_seq_cnt[16];
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u8 tkip_rx_tsc_byte2;
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u8 reserved;
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__le16 tkip_rx_ttak[5];
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} __packed; /* ADD_MODIFY_STA_KEY_API_S_VER_1 */
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/**
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* enum iwl_mvm_add_sta_rsp_status - status in the response to ADD_STA command
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* @ADD_STA_SUCCESS: operation was executed successfully
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* @ADD_STA_STATIONS_OVERLOAD: no room left in the fw's station table
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* @ADD_STA_IMMEDIATE_BA_FAILURE: can't add Rx block ack session
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* @ADD_STA_MODIFY_NON_EXISTING_STA: driver requested to modify a station that
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* doesn't exist.
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*/
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enum iwl_mvm_add_sta_rsp_status {
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ADD_STA_SUCCESS = 0x1,
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ADD_STA_STATIONS_OVERLOAD = 0x2,
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ADD_STA_IMMEDIATE_BA_FAILURE = 0x4,
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ADD_STA_MODIFY_NON_EXISTING_STA = 0x8,
|
|
};
|
|
|
|
/**
|
|
* struct iwl_mvm_rm_sta_cmd - Add / modify a station in the fw's station table
|
|
* ( REMOVE_STA = 0x19 )
|
|
* @sta_id: the station id of the station to be removed
|
|
*/
|
|
struct iwl_mvm_rm_sta_cmd {
|
|
u8 sta_id;
|
|
u8 reserved[3];
|
|
} __packed; /* REMOVE_STA_CMD_API_S_VER_2 */
|
|
|
|
/**
|
|
* struct iwl_mvm_mgmt_mcast_key_cmd
|
|
* ( MGMT_MCAST_KEY = 0x1f )
|
|
* @ctrl_flags: %iwl_sta_key_flag
|
|
* @IGTK:
|
|
* @K1: IGTK master key
|
|
* @K2: IGTK sub key
|
|
* @sta_id: station ID that support IGTK
|
|
* @key_id:
|
|
* @receive_seq_cnt: initial RSC/PN needed for replay check
|
|
*/
|
|
struct iwl_mvm_mgmt_mcast_key_cmd {
|
|
__le32 ctrl_flags;
|
|
u8 IGTK[16];
|
|
u8 K1[16];
|
|
u8 K2[16];
|
|
__le32 key_id;
|
|
__le32 sta_id;
|
|
__le64 receive_seq_cnt;
|
|
} __packed; /* SEC_MGMT_MULTICAST_KEY_CMD_API_S_VER_1 */
|
|
|
|
struct iwl_mvm_wep_key {
|
|
u8 key_index;
|
|
u8 key_offset;
|
|
__le16 reserved1;
|
|
u8 key_size;
|
|
u8 reserved2[3];
|
|
u8 key[16];
|
|
} __packed;
|
|
|
|
struct iwl_mvm_wep_key_cmd {
|
|
__le32 mac_id_n_color;
|
|
u8 num_keys;
|
|
u8 decryption_type;
|
|
u8 flags;
|
|
u8 reserved;
|
|
struct iwl_mvm_wep_key wep_key[0];
|
|
} __packed; /* SEC_CURR_WEP_KEY_CMD_API_S_VER_2 */
|
|
|
|
/**
|
|
* struct iwl_mvm_eosp_notification - EOSP notification from firmware
|
|
* @remain_frame_count: # of frames remaining, non-zero if SP was cut
|
|
* short by GO absence
|
|
* @sta_id: station ID
|
|
*/
|
|
struct iwl_mvm_eosp_notification {
|
|
__le32 remain_frame_count;
|
|
__le32 sta_id;
|
|
} __packed; /* UAPSD_EOSP_NTFY_API_S_VER_1 */
|
|
|
|
#endif /* __fw_api_sta_h__ */
|