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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* IEEE 802.11 defines
*
* Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
* <jkmaline@cc.hut.fi>
* Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
* Copyright (c) 2005, Devicescape Software, Inc.
* Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net>
* Copyright (c) 2013 - 2014 Intel Mobile Communications GmbH
* Copyright (c) 2016 - 2017 Intel Deutschland GmbH
* Copyright (c) 2018 - 2023 Intel Corporation
*/
#ifndef LINUX_IEEE80211_H
#define LINUX_IEEE80211_H
#include <linux/types.h>
#include <linux/if_ether.h>
#include <linux/etherdevice.h>
#include <linux/bitfield.h>
#include <asm/byteorder.h>
#include <asm/unaligned.h>
/*
* DS bit usage
*
* TA = transmitter address
* RA = receiver address
* DA = destination address
* SA = source address
*
* ToDS FromDS A1(RA) A2(TA) A3 A4 Use
* -----------------------------------------------------------------
* 0 0 DA SA BSSID - IBSS/DLS
* 0 1 DA BSSID SA - AP -> STA
* 1 0 BSSID SA DA - AP <- STA
* 1 1 RA TA DA SA unspecified (WDS)
*/
#define FCS_LEN 4
#define IEEE80211_FCTL_VERS 0x0003
#define IEEE80211_FCTL_FTYPE 0x000c
#define IEEE80211_FCTL_STYPE 0x00f0
#define IEEE80211_FCTL_TODS 0x0100
#define IEEE80211_FCTL_FROMDS 0x0200
#define IEEE80211_FCTL_MOREFRAGS 0x0400
#define IEEE80211_FCTL_RETRY 0x0800
#define IEEE80211_FCTL_PM 0x1000
#define IEEE80211_FCTL_MOREDATA 0x2000
#define IEEE80211_FCTL_PROTECTED 0x4000
#define IEEE80211_FCTL_ORDER 0x8000
#define IEEE80211_FCTL_CTL_EXT 0x0f00
#define IEEE80211_SCTL_FRAG 0x000F
#define IEEE80211_SCTL_SEQ 0xFFF0
#define IEEE80211_FTYPE_MGMT 0x0000
#define IEEE80211_FTYPE_CTL 0x0004
#define IEEE80211_FTYPE_DATA 0x0008
#define IEEE80211_FTYPE_EXT 0x000c
/* management */
#define IEEE80211_STYPE_ASSOC_REQ 0x0000
#define IEEE80211_STYPE_ASSOC_RESP 0x0010
#define IEEE80211_STYPE_REASSOC_REQ 0x0020
#define IEEE80211_STYPE_REASSOC_RESP 0x0030
#define IEEE80211_STYPE_PROBE_REQ 0x0040
#define IEEE80211_STYPE_PROBE_RESP 0x0050
#define IEEE80211_STYPE_BEACON 0x0080
#define IEEE80211_STYPE_ATIM 0x0090
#define IEEE80211_STYPE_DISASSOC 0x00A0
#define IEEE80211_STYPE_AUTH 0x00B0
#define IEEE80211_STYPE_DEAUTH 0x00C0
#define IEEE80211_STYPE_ACTION 0x00D0
/* control */
#define IEEE80211_STYPE_TRIGGER 0x0020
#define IEEE80211_STYPE_CTL_EXT 0x0060
#define IEEE80211_STYPE_BACK_REQ 0x0080
#define IEEE80211_STYPE_BACK 0x0090
#define IEEE80211_STYPE_PSPOLL 0x00A0
#define IEEE80211_STYPE_RTS 0x00B0
#define IEEE80211_STYPE_CTS 0x00C0
#define IEEE80211_STYPE_ACK 0x00D0
#define IEEE80211_STYPE_CFEND 0x00E0
#define IEEE80211_STYPE_CFENDACK 0x00F0
/* data */
#define IEEE80211_STYPE_DATA 0x0000
#define IEEE80211_STYPE_DATA_CFACK 0x0010
#define IEEE80211_STYPE_DATA_CFPOLL 0x0020
#define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
#define IEEE80211_STYPE_NULLFUNC 0x0040
#define IEEE80211_STYPE_CFACK 0x0050
#define IEEE80211_STYPE_CFPOLL 0x0060
#define IEEE80211_STYPE_CFACKPOLL 0x0070
#define IEEE80211_STYPE_QOS_DATA 0x0080
#define IEEE80211_STYPE_QOS_DATA_CFACK 0x0090
#define IEEE80211_STYPE_QOS_DATA_CFPOLL 0x00A0
#define IEEE80211_STYPE_QOS_DATA_CFACKPOLL 0x00B0
#define IEEE80211_STYPE_QOS_NULLFUNC 0x00C0
#define IEEE80211_STYPE_QOS_CFACK 0x00D0
#define IEEE80211_STYPE_QOS_CFPOLL 0x00E0
#define IEEE80211_STYPE_QOS_CFACKPOLL 0x00F0
/* extension, added by 802.11ad */
#define IEEE80211_STYPE_DMG_BEACON 0x0000
#define IEEE80211_STYPE_S1G_BEACON 0x0010
/* bits unique to S1G beacon */
#define IEEE80211_S1G_BCN_NEXT_TBTT 0x100
/* see 802.11ah-2016 9.9 NDP CMAC frames */
#define IEEE80211_S1G_1MHZ_NDP_BITS 25
#define IEEE80211_S1G_1MHZ_NDP_BYTES 4
#define IEEE80211_S1G_2MHZ_NDP_BITS 37
#define IEEE80211_S1G_2MHZ_NDP_BYTES 5
#define IEEE80211_NDP_FTYPE_CTS 0
#define IEEE80211_NDP_FTYPE_CF_END 0
#define IEEE80211_NDP_FTYPE_PS_POLL 1
#define IEEE80211_NDP_FTYPE_ACK 2
#define IEEE80211_NDP_FTYPE_PS_POLL_ACK 3
#define IEEE80211_NDP_FTYPE_BA 4
#define IEEE80211_NDP_FTYPE_BF_REPORT_POLL 5
#define IEEE80211_NDP_FTYPE_PAGING 6
#define IEEE80211_NDP_FTYPE_PREQ 7
#define SM64(f, v) ((((u64)v) << f##_S) & f)
/* NDP CMAC frame fields */
#define IEEE80211_NDP_FTYPE 0x0000000000000007
#define IEEE80211_NDP_FTYPE_S 0x0000000000000000
/* 1M Probe Request 11ah 9.9.3.1.1 */
#define IEEE80211_NDP_1M_PREQ_ANO 0x0000000000000008
#define IEEE80211_NDP_1M_PREQ_ANO_S 3
#define IEEE80211_NDP_1M_PREQ_CSSID 0x00000000000FFFF0
#define IEEE80211_NDP_1M_PREQ_CSSID_S 4
#define IEEE80211_NDP_1M_PREQ_RTYPE 0x0000000000100000
#define IEEE80211_NDP_1M_PREQ_RTYPE_S 20
#define IEEE80211_NDP_1M_PREQ_RSV 0x0000000001E00000
#define IEEE80211_NDP_1M_PREQ_RSV 0x0000000001E00000
/* 2M Probe Request 11ah 9.9.3.1.2 */
#define IEEE80211_NDP_2M_PREQ_ANO 0x0000000000000008
#define IEEE80211_NDP_2M_PREQ_ANO_S 3
#define IEEE80211_NDP_2M_PREQ_CSSID 0x0000000FFFFFFFF0
#define IEEE80211_NDP_2M_PREQ_CSSID_S 4
#define IEEE80211_NDP_2M_PREQ_RTYPE 0x0000001000000000
#define IEEE80211_NDP_2M_PREQ_RTYPE_S 36
#define IEEE80211_ANO_NETTYPE_WILD 15
/* bits unique to S1G beacon */
#define IEEE80211_S1G_BCN_NEXT_TBTT 0x100
/* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
#define IEEE80211_CTL_EXT_POLL 0x2000
#define IEEE80211_CTL_EXT_SPR 0x3000
#define IEEE80211_CTL_EXT_GRANT 0x4000
#define IEEE80211_CTL_EXT_DMG_CTS 0x5000
#define IEEE80211_CTL_EXT_DMG_DTS 0x6000
#define IEEE80211_CTL_EXT_SSW 0x8000
#define IEEE80211_CTL_EXT_SSW_FBACK 0x9000
#define IEEE80211_CTL_EXT_SSW_ACK 0xa000
#define IEEE80211_SN_MASK ((IEEE80211_SCTL_SEQ) >> 4)
#define IEEE80211_MAX_SN IEEE80211_SN_MASK
#define IEEE80211_SN_MODULO (IEEE80211_MAX_SN + 1)
/* PV1 Layout 11ah 9.8.3.1 */
#define IEEE80211_PV1_FCTL_VERS 0x0003
#define IEEE80211_PV1_FCTL_FTYPE 0x001c
#define IEEE80211_PV1_FCTL_STYPE 0x00e0
#define IEEE80211_PV1_FCTL_TODS 0x0100
#define IEEE80211_PV1_FCTL_MOREFRAGS 0x0200
#define IEEE80211_PV1_FCTL_PM 0x0400
#define IEEE80211_PV1_FCTL_MOREDATA 0x0800
#define IEEE80211_PV1_FCTL_PROTECTED 0x1000
#define IEEE80211_PV1_FCTL_END_SP 0x2000
#define IEEE80211_PV1_FCTL_RELAYED 0x4000
#define IEEE80211_PV1_FCTL_ACK_POLICY 0x8000
#define IEEE80211_PV1_FCTL_CTL_EXT 0x0f00
static inline bool ieee80211_sn_less(u16 sn1, u16 sn2)
{
return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1);
}
static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2)
{
return (sn1 + sn2) & IEEE80211_SN_MASK;
}
static inline u16 ieee80211_sn_inc(u16 sn)
{
return ieee80211_sn_add(sn, 1);
}
static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
{
return (sn1 - sn2) & IEEE80211_SN_MASK;
}
#define IEEE80211_SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
#define IEEE80211_SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ)
/* miscellaneous IEEE 802.11 constants */
#define IEEE80211_MAX_FRAG_THRESHOLD 2352
#define IEEE80211_MAX_RTS_THRESHOLD 2353
#define IEEE80211_MAX_AID 2007
#define IEEE80211_MAX_AID_S1G 8191
#define IEEE80211_MAX_TIM_LEN 251
#define IEEE80211_MAX_MESH_PEERINGS 63
/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
6.2.1.1.2.
802.11e clarifies the figure in section 7.1.2. The frame body is
up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */
#define IEEE80211_MAX_DATA_LEN 2304
/* 802.11ad extends maximum MSDU size for DMG (freq > 40Ghz) networks
* to 7920 bytes, see 8.2.3 General frame format
*/
#define IEEE80211_MAX_DATA_LEN_DMG 7920
/* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
#define IEEE80211_MAX_FRAME_LEN 2352
/* Maximal size of an A-MSDU that can be transported in a HT BA session */
#define IEEE80211_MAX_MPDU_LEN_HT_BA 4095
/* Maximal size of an A-MSDU */
#define IEEE80211_MAX_MPDU_LEN_HT_3839 3839
#define IEEE80211_MAX_MPDU_LEN_HT_7935 7935
#define IEEE80211_MAX_MPDU_LEN_VHT_3895 3895
#define IEEE80211_MAX_MPDU_LEN_VHT_7991 7991
#define IEEE80211_MAX_MPDU_LEN_VHT_11454 11454
#define IEEE80211_MAX_SSID_LEN 32
#define IEEE80211_MAX_MESH_ID_LEN 32
#define IEEE80211_FIRST_TSPEC_TSID 8
#define IEEE80211_NUM_TIDS 16
/* number of user priorities 802.11 uses */
#define IEEE80211_NUM_UPS 8
/* number of ACs */
#define IEEE80211_NUM_ACS 4
#define IEEE80211_QOS_CTL_LEN 2
/* 1d tag mask */
#define IEEE80211_QOS_CTL_TAG1D_MASK 0x0007
/* TID mask */
#define IEEE80211_QOS_CTL_TID_MASK 0x000f
/* EOSP */
#define IEEE80211_QOS_CTL_EOSP 0x0010
/* ACK policy */
#define IEEE80211_QOS_CTL_ACK_POLICY_NORMAL 0x0000
#define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020
#define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040
#define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060
#define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060
/* A-MSDU 802.11n */
#define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080
/* Mesh Control 802.11s */
#define IEEE80211_QOS_CTL_MESH_CONTROL_PRESENT 0x0100
/* Mesh Power Save Level */
#define IEEE80211_QOS_CTL_MESH_PS_LEVEL 0x0200
/* Mesh Receiver Service Period Initiated */
#define IEEE80211_QOS_CTL_RSPI 0x0400
/* U-APSD queue for WMM IEs sent by AP */
#define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7)
#define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f
/* U-APSD queues for WMM IEs sent by STA */
#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0)
#define IEEE80211_WMM_IE_STA_QOSINFO_AC_VI (1<<1)
#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BK (1<<2)
#define IEEE80211_WMM_IE_STA_QOSINFO_AC_BE (1<<3)
#define IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK 0x0f
/* U-APSD max SP length for WMM IEs sent by STA */
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL 0x00
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_2 0x01
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_4 0x02
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_6 0x03
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK 0x03
#define IEEE80211_WMM_IE_STA_QOSINFO_SP_SHIFT 5
#define IEEE80211_HT_CTL_LEN 4
/* trigger type within common_info of trigger frame */
#define IEEE80211_TRIGGER_TYPE_MASK 0xf
#define IEEE80211_TRIGGER_TYPE_BASIC 0x0
#define IEEE80211_TRIGGER_TYPE_BFRP 0x1
#define IEEE80211_TRIGGER_TYPE_MU_BAR 0x2
#define IEEE80211_TRIGGER_TYPE_MU_RTS 0x3
#define IEEE80211_TRIGGER_TYPE_BSRP 0x4
#define IEEE80211_TRIGGER_TYPE_GCR_MU_BAR 0x5
#define IEEE80211_TRIGGER_TYPE_BQRP 0x6
#define IEEE80211_TRIGGER_TYPE_NFRP 0x7
struct ieee80211_hdr {
__le16 frame_control;
__le16 duration_id;
struct_group(addrs,
u8 addr1[ETH_ALEN];
u8 addr2[ETH_ALEN];
u8 addr3[ETH_ALEN];
);
__le16 seq_ctrl;
u8 addr4[ETH_ALEN];
} __packed __aligned(2);
struct ieee80211_hdr_3addr {
__le16 frame_control;
__le16 duration_id;
u8 addr1[ETH_ALEN];
u8 addr2[ETH_ALEN];
u8 addr3[ETH_ALEN];
__le16 seq_ctrl;
} __packed __aligned(2);
struct ieee80211_qos_hdr {
__le16 frame_control;
__le16 duration_id;
u8 addr1[ETH_ALEN];
u8 addr2[ETH_ALEN];
u8 addr3[ETH_ALEN];
__le16 seq_ctrl;
__le16 qos_ctrl;
} __packed __aligned(2);
struct ieee80211_qos_hdr_4addr {
__le16 frame_control;
__le16 duration_id;
u8 addr1[ETH_ALEN];
u8 addr2[ETH_ALEN];
u8 addr3[ETH_ALEN];
__le16 seq_ctrl;
u8 addr4[ETH_ALEN];
__le16 qos_ctrl;
} __packed __aligned(2);
struct ieee80211_trigger {
__le16 frame_control;
__le16 duration;
u8 ra[ETH_ALEN];
u8 ta[ETH_ALEN];
__le64 common_info;
u8 variable[];
} __packed __aligned(2);
/**
* ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_has_tods(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_TODS)) != 0;
}
/**
* ieee80211_has_fromds - check if IEEE80211_FCTL_FROMDS is set
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_has_fromds(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FROMDS)) != 0;
}
/**
* ieee80211_has_a4 - check if IEEE80211_FCTL_TODS and IEEE80211_FCTL_FROMDS are set
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_has_a4(__le16 fc)
{
__le16 tmp = cpu_to_le16(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
return (fc & tmp) == tmp;
}
/**
* ieee80211_has_morefrags - check if IEEE80211_FCTL_MOREFRAGS is set
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_has_morefrags(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) != 0;
}
/**
* ieee80211_has_retry - check if IEEE80211_FCTL_RETRY is set
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_has_retry(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_RETRY)) != 0;
}
/**
* ieee80211_has_pm - check if IEEE80211_FCTL_PM is set
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_has_pm(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_PM)) != 0;
}
/**
* ieee80211_has_moredata - check if IEEE80211_FCTL_MOREDATA is set
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_has_moredata(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_MOREDATA)) != 0;
}
/**
* ieee80211_has_protected - check if IEEE80211_FCTL_PROTECTED is set
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_has_protected(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_PROTECTED)) != 0;
}
/**
* ieee80211_has_order - check if IEEE80211_FCTL_ORDER is set
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_has_order(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_ORDER)) != 0;
}
/**
* ieee80211_is_mgmt - check if type is IEEE80211_FTYPE_MGMT
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_mgmt(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT);
}
/**
* ieee80211_is_ctl - check if type is IEEE80211_FTYPE_CTL
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_ctl(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL);
}
/**
* ieee80211_is_data - check if type is IEEE80211_FTYPE_DATA
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_data(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_DATA);
}
/**
* ieee80211_is_ext - check if type is IEEE80211_FTYPE_EXT
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_ext(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_EXT);
}
/**
* ieee80211_is_data_qos - check if type is IEEE80211_FTYPE_DATA and IEEE80211_STYPE_QOS_DATA is set
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_data_qos(__le16 fc)
{
/*
* mask with QOS_DATA rather than IEEE80211_FCTL_STYPE as we just need
* to check the one bit
*/
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_STYPE_QOS_DATA)) ==
cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA);
}
/**
* ieee80211_is_data_present - check if type is IEEE80211_FTYPE_DATA and has data
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_data_present(__le16 fc)
{
/*
* mask with 0x40 and test that that bit is clear to only return true
* for the data-containing substypes.
*/
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | 0x40)) ==
cpu_to_le16(IEEE80211_FTYPE_DATA);
}
/**
* ieee80211_is_assoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_REQ
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_assoc_req(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_REQ);
}
/**
* ieee80211_is_assoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ASSOC_RESP
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_assoc_resp(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ASSOC_RESP);
}
/**
* ieee80211_is_reassoc_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_REQ
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_reassoc_req(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_REQ);
}
/**
* ieee80211_is_reassoc_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_REASSOC_RESP
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_reassoc_resp(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_REASSOC_RESP);
}
/**
* ieee80211_is_probe_req - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_REQ
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_probe_req(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ);
}
/**
* ieee80211_is_probe_resp - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_PROBE_RESP
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_probe_resp(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP);
}
/**
* ieee80211_is_beacon - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_BEACON
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_beacon(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON);
}
/**
* ieee80211_is_s1g_beacon - check if IEEE80211_FTYPE_EXT &&
* IEEE80211_STYPE_S1G_BEACON
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_s1g_beacon(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE |
IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON);
}
/**
* ieee80211_next_tbtt_present - check if IEEE80211_FTYPE_EXT &&
* IEEE80211_STYPE_S1G_BEACON && IEEE80211_S1G_BCN_NEXT_TBTT
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_next_tbtt_present(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_EXT | IEEE80211_STYPE_S1G_BEACON) &&
fc & cpu_to_le16(IEEE80211_S1G_BCN_NEXT_TBTT);
}
/**
* ieee80211_is_s1g_short_beacon - check if next tbtt present bit is set. Only
* true for S1G beacons when they're short.
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_s1g_short_beacon(__le16 fc)
{
return ieee80211_is_s1g_beacon(fc) && ieee80211_next_tbtt_present(fc);
}
/**
* ieee80211_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_atim(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ATIM);
}
/**
* ieee80211_is_disassoc - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DISASSOC
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_disassoc(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DISASSOC);
}
/**
* ieee80211_is_auth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_AUTH
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_auth(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
}
/**
* ieee80211_is_deauth - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_DEAUTH
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_deauth(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
}
/**
* ieee80211_is_action - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ACTION
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_action(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION);
}
/**
* ieee80211_is_back_req - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK_REQ
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_back_req(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK_REQ);
}
/**
* ieee80211_is_back - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_BACK
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_back(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_BACK);
}
/**
* ieee80211_is_pspoll - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_PSPOLL
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_pspoll(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL);
}
/**
* ieee80211_is_rts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_RTS
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_rts(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_RTS);
}
/**
* ieee80211_is_cts - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CTS
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_cts(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTS);
}
/**
* ieee80211_is_ack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_ACK
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_ack(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_ACK);
}
/**
* ieee80211_is_cfend - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFEND
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_cfend(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFEND);
}
/**
* ieee80211_is_cfendack - check if IEEE80211_FTYPE_CTL && IEEE80211_STYPE_CFENDACK
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_cfendack(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CFENDACK);
}
/**
* ieee80211_is_nullfunc - check if frame is a regular (non-QoS) nullfunc frame
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_nullfunc(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC);
}
/**
* ieee80211_is_qos_nullfunc - check if frame is a QoS nullfunc frame
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_qos_nullfunc(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
}
/**
* ieee80211_is_trigger - check if frame is trigger frame
* @fc: frame control field in little-endian byteorder
*/
static inline bool ieee80211_is_trigger(__le16 fc)
{
return (fc & cpu_to_le16(IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE)) ==
cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_TRIGGER);
}
/**
* ieee80211_is_any_nullfunc - check if frame is regular or QoS nullfunc frame
* @fc: frame control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_any_nullfunc(__le16 fc)
{
return (ieee80211_is_nullfunc(fc) || ieee80211_is_qos_nullfunc(fc));
}
/**
* ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set
* @seq_ctrl: frame sequence control bytes in little-endian byteorder
*/
static inline bool ieee80211_is_first_frag(__le16 seq_ctrl)
{
return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
}
/**
* ieee80211_is_frag - check if a frame is a fragment
* @hdr: 802.11 header of the frame
*/
static inline bool ieee80211_is_frag(struct ieee80211_hdr *hdr)
{
return ieee80211_has_morefrags(hdr->frame_control) ||
hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG);
}
struct ieee80211s_hdr {
u8 flags;
u8 ttl;
__le32 seqnum;
u8 eaddr1[ETH_ALEN];
u8 eaddr2[ETH_ALEN];
} __packed __aligned(2);
/* Mesh flags */
#define MESH_FLAGS_AE_A4 0x1
#define MESH_FLAGS_AE_A5_A6 0x2
#define MESH_FLAGS_AE 0x3
#define MESH_FLAGS_PS_DEEP 0x4
/**
* enum ieee80211_preq_flags - mesh PREQ element flags
*
* @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
*/
enum ieee80211_preq_flags {
IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2,
};
/**
* enum ieee80211_preq_target_flags - mesh PREQ element per target flags
*
* @IEEE80211_PREQ_TO_FLAG: target only subfield
* @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
*/
enum ieee80211_preq_target_flags {
IEEE80211_PREQ_TO_FLAG = 1<<0,
IEEE80211_PREQ_USN_FLAG = 1<<2,
};
/**
* struct ieee80211_quiet_ie
*
* This structure refers to "Quiet information element"
*/
struct ieee80211_quiet_ie {
u8 count;
u8 period;
__le16 duration;
__le16 offset;
} __packed;
/**
* struct ieee80211_msrment_ie
*
* This structure refers to "Measurement Request/Report information element"
*/
struct ieee80211_msrment_ie {
u8 token;
u8 mode;
u8 type;
u8 request[];
} __packed;
/**
* struct ieee80211_channel_sw_ie
*
* This structure refers to "Channel Switch Announcement information element"
*/
struct ieee80211_channel_sw_ie {
u8 mode;
u8 new_ch_num;
u8 count;
} __packed;
/**
* struct ieee80211_ext_chansw_ie
*
* This structure represents the "Extended Channel Switch Announcement element"
*/
struct ieee80211_ext_chansw_ie {
u8 mode;
u8 new_operating_class;
u8 new_ch_num;
u8 count;
} __packed;
/**
* struct ieee80211_sec_chan_offs_ie - secondary channel offset IE
* @sec_chan_offs: secondary channel offset, uses IEEE80211_HT_PARAM_CHA_SEC_*
* values here
* This structure represents the "Secondary Channel Offset element"
*/
struct ieee80211_sec_chan_offs_ie {
u8 sec_chan_offs;
} __packed;
/**
* struct ieee80211_mesh_chansw_params_ie - mesh channel switch parameters IE
*
* This structure represents the "Mesh Channel Switch Paramters element"
*/
struct ieee80211_mesh_chansw_params_ie {
u8 mesh_ttl;
u8 mesh_flags;
__le16 mesh_reason;
__le16 mesh_pre_value;
} __packed;
/**
* struct ieee80211_wide_bw_chansw_ie - wide bandwidth channel switch IE
*/
struct ieee80211_wide_bw_chansw_ie {
u8 new_channel_width;
u8 new_center_freq_seg0, new_center_freq_seg1;
} __packed;
/**
* struct ieee80211_tim
*
* This structure refers to "Traffic Indication Map information element"
*/
struct ieee80211_tim_ie {
u8 dtim_count;
u8 dtim_period;
u8 bitmap_ctrl;
/* variable size: 1 - 251 bytes */
u8 virtual_map[1];
} __packed;
/**
* struct ieee80211_meshconf_ie
*
* This structure refers to "Mesh Configuration information element"
*/
struct ieee80211_meshconf_ie {
u8 meshconf_psel;
u8 meshconf_pmetric;
u8 meshconf_congest;
u8 meshconf_synch;
u8 meshconf_auth;
u8 meshconf_form;
u8 meshconf_cap;
} __packed;
/**
* enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
*
* @IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS: STA is willing to establish
* additional mesh peerings with other mesh STAs
* @IEEE80211_MESHCONF_CAPAB_FORWARDING: the STA forwards MSDUs
* @IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING: TBTT adjustment procedure
* is ongoing
* @IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL: STA is in deep sleep mode or has
* neighbors in deep sleep mode
*/
enum mesh_config_capab_flags {
IEEE80211_MESHCONF_CAPAB_ACCEPT_PLINKS = 0x01,
IEEE80211_MESHCONF_CAPAB_FORWARDING = 0x08,
IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20,
IEEE80211_MESHCONF_CAPAB_POWER_SAVE_LEVEL = 0x40,
};
#define IEEE80211_MESHCONF_FORM_CONNECTED_TO_GATE 0x1
/**
* mesh channel switch parameters element's flag indicator
*
*/
#define WLAN_EID_CHAN_SWITCH_PARAM_TX_RESTRICT BIT(0)
#define WLAN_EID_CHAN_SWITCH_PARAM_INITIATOR BIT(1)
#define WLAN_EID_CHAN_SWITCH_PARAM_REASON BIT(2)
/**
* struct ieee80211_rann_ie
*
* This structure refers to "Root Announcement information element"
*/
struct ieee80211_rann_ie {
u8 rann_flags;
u8 rann_hopcount;
u8 rann_ttl;
u8 rann_addr[ETH_ALEN];
__le32 rann_seq;
__le32 rann_interval;
__le32 rann_metric;
} __packed;
enum ieee80211_rann_flags {
RANN_FLAG_IS_GATE = 1 << 0,
};
enum ieee80211_ht_chanwidth_values {
IEEE80211_HT_CHANWIDTH_20MHZ = 0,
IEEE80211_HT_CHANWIDTH_ANY = 1,
};
/**
* enum ieee80211_opmode_bits - VHT operating mode field bits
* @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask
* @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width
* @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width
* @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width
* @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width
* @IEEE80211_OPMODE_NOTIF_BW_160_80P80: 160 / 80+80 MHz indicator flag
* @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask
* (the NSS value is the value of this field + 1)
* @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift
* @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU
* using a beamforming steering matrix
*/
enum ieee80211_vht_opmode_bits {
IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK = 0x03,
IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ = 0,
IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ = 1,
IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ = 2,
IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3,
IEEE80211_OPMODE_NOTIF_BW_160_80P80 = 0x04,
IEEE80211_OPMODE_NOTIF_RX_NSS_MASK = 0x70,
IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT = 4,
IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF = 0x80,
};
/**
* enum ieee80211_s1g_chanwidth
* These are defined in IEEE802.11-2016ah Table 10-20
* as BSS Channel Width
*
* @IEEE80211_S1G_CHANWIDTH_1MHZ: 1MHz operating channel
* @IEEE80211_S1G_CHANWIDTH_2MHZ: 2MHz operating channel
* @IEEE80211_S1G_CHANWIDTH_4MHZ: 4MHz operating channel
* @IEEE80211_S1G_CHANWIDTH_8MHZ: 8MHz operating channel
* @IEEE80211_S1G_CHANWIDTH_16MHZ: 16MHz operating channel
*/
enum ieee80211_s1g_chanwidth {
IEEE80211_S1G_CHANWIDTH_1MHZ = 0,
IEEE80211_S1G_CHANWIDTH_2MHZ = 1,
IEEE80211_S1G_CHANWIDTH_4MHZ = 3,
IEEE80211_S1G_CHANWIDTH_8MHZ = 7,
IEEE80211_S1G_CHANWIDTH_16MHZ = 15,
};
#define WLAN_SA_QUERY_TR_ID_LEN 2
#define WLAN_MEMBERSHIP_LEN 8
#define WLAN_USER_POSITION_LEN 16
/**
* struct ieee80211_tpc_report_ie
*
* This structure refers to "TPC Report element"
*/
struct ieee80211_tpc_report_ie {
u8 tx_power;
u8 link_margin;
} __packed;
#define IEEE80211_ADDBA_EXT_FRAG_LEVEL_MASK GENMASK(2, 1)
#define IEEE80211_ADDBA_EXT_FRAG_LEVEL_SHIFT 1
#define IEEE80211_ADDBA_EXT_NO_FRAG BIT(0)
#define IEEE80211_ADDBA_EXT_BUF_SIZE_MASK GENMASK(7, 5)
#define IEEE80211_ADDBA_EXT_BUF_SIZE_SHIFT 10
struct ieee80211_addba_ext_ie {
u8 data;
} __packed;
/**
* struct ieee80211_s1g_bcn_compat_ie
*
* S1G Beacon Compatibility element
*/
struct ieee80211_s1g_bcn_compat_ie {
__le16 compat_info;
__le16 beacon_int;
__le32 tsf_completion;
} __packed;
/**
* struct ieee80211_s1g_oper_ie
*
* S1G Operation element
*/
struct ieee80211_s1g_oper_ie {
u8 ch_width;
u8 oper_class;
u8 primary_ch;
u8 oper_ch;
__le16 basic_mcs_nss;
} __packed;
/**
* struct ieee80211_aid_response_ie
*
* AID Response element
*/
struct ieee80211_aid_response_ie {
__le16 aid;
u8 switch_count;
__le16 response_int;
} __packed;
struct ieee80211_s1g_cap {
u8 capab_info[10];
u8 supp_mcs_nss[5];
} __packed;
struct ieee80211_ext {
__le16 frame_control;
__le16 duration;
union {
struct {
u8 sa[ETH_ALEN];
__le32 timestamp;
u8 change_seq;
u8 variable[0];
} __packed s1g_beacon;
struct {
u8 sa[ETH_ALEN];
__le32 timestamp;
u8 change_seq;
u8 next_tbtt[3];
u8 variable[0];
} __packed s1g_short_beacon;
} u;
} __packed __aligned(2);
#define IEEE80211_TWT_CONTROL_NDP BIT(0)
#define IEEE80211_TWT_CONTROL_RESP_MODE BIT(1)
#define IEEE80211_TWT_CONTROL_NEG_TYPE_BROADCAST BIT(3)
#define IEEE80211_TWT_CONTROL_RX_DISABLED BIT(4)
#define IEEE80211_TWT_CONTROL_WAKE_DUR_UNIT BIT(5)
#define IEEE80211_TWT_REQTYPE_REQUEST BIT(0)
#define IEEE80211_TWT_REQTYPE_SETUP_CMD GENMASK(3, 1)
#define IEEE80211_TWT_REQTYPE_TRIGGER BIT(4)
#define IEEE80211_TWT_REQTYPE_IMPLICIT BIT(5)
#define IEEE80211_TWT_REQTYPE_FLOWTYPE BIT(6)
#define IEEE80211_TWT_REQTYPE_FLOWID GENMASK(9, 7)
#define IEEE80211_TWT_REQTYPE_WAKE_INT_EXP GENMASK(14, 10)
#define IEEE80211_TWT_REQTYPE_PROTECTION BIT(15)
enum ieee80211_twt_setup_cmd {
TWT_SETUP_CMD_REQUEST,
TWT_SETUP_CMD_SUGGEST,
TWT_SETUP_CMD_DEMAND,
TWT_SETUP_CMD_GROUPING,
TWT_SETUP_CMD_ACCEPT,
TWT_SETUP_CMD_ALTERNATE,
TWT_SETUP_CMD_DICTATE,
TWT_SETUP_CMD_REJECT,
};
struct ieee80211_twt_params {
__le16 req_type;
__le64 twt;
u8 min_twt_dur;
__le16 mantissa;
u8 channel;
} __packed;
struct ieee80211_twt_setup {
u8 dialog_token;
u8 element_id;
u8 length;
u8 control;
u8 params[];
} __packed;
struct ieee80211_mgmt {
__le16 frame_control;
__le16 duration;
u8 da[ETH_ALEN];
u8 sa[ETH_ALEN];
u8 bssid[ETH_ALEN];
__le16 seq_ctrl;
union {
struct {
__le16 auth_alg;
__le16 auth_transaction;
__le16 status_code;
/* possibly followed by Challenge text */
u8 variable[];
} __packed auth;
struct {
__le16 reason_code;
} __packed deauth;
struct {
__le16 capab_info;
__le16 listen_interval;
/* followed by SSID and Supported rates */
u8 variable[];
} __packed assoc_req;
struct {
__le16 capab_info;
__le16 status_code;
__le16 aid;
/* followed by Supported rates */
u8 variable[];
} __packed assoc_resp, reassoc_resp;
struct {
__le16 capab_info;
__le16 status_code;
u8 variable[];
} __packed s1g_assoc_resp, s1g_reassoc_resp;
struct {
__le16 capab_info;
__le16 listen_interval;
u8 current_ap[ETH_ALEN];
/* followed by SSID and Supported rates */
u8 variable[];
} __packed reassoc_req;
struct {
__le16 reason_code;
} __packed disassoc;
struct {
__le64 timestamp;
__le16 beacon_int;
__le16 capab_info;
/* followed by some of SSID, Supported rates,
* FH Params, DS Params, CF Params, IBSS Params, TIM */
u8 variable[];
} __packed beacon;
struct {
/* only variable items: SSID, Supported rates */
DECLARE_FLEX_ARRAY(u8, variable);
} __packed probe_req;
struct {
__le64 timestamp;
__le16 beacon_int;
__le16 capab_info;
/* followed by some of SSID, Supported rates,
* FH Params, DS Params, CF Params, IBSS Params */
u8 variable[];
} __packed probe_resp;
struct {
u8 category;
union {
struct {
u8 action_code;
u8 dialog_token;
u8 status_code;
u8 variable[];
} __packed wme_action;
struct{
u8 action_code;
u8 variable[];
} __packed chan_switch;
struct{
u8 action_code;
struct ieee80211_ext_chansw_ie data;
u8 variable[];
} __packed ext_chan_switch;
struct{
u8 action_code;
u8 dialog_token;
u8 element_id;
u8 length;
struct ieee80211_msrment_ie msr_elem;
} __packed measurement;
struct{
u8 action_code;
u8 dialog_token;
__le16 capab;
__le16 timeout;
__le16 start_seq_num;
/* followed by BA Extension */
u8 variable[];
} __packed addba_req;
struct{
u8 action_code;
u8 dialog_token;
__le16 status;
__le16 capab;
__le16 timeout;
} __packed addba_resp;
struct{
u8 action_code;
__le16 params;
__le16 reason_code;
} __packed delba;
struct {
u8 action_code;
u8 variable[];
} __packed self_prot;
struct{
u8 action_code;
u8 variable[];
} __packed mesh_action;
struct {
u8 action;
u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
} __packed sa_query;
struct {
u8 action;
u8 smps_control;
} __packed ht_smps;
struct {
u8 action_code;
u8 chanwidth;
} __packed ht_notify_cw;
struct {
u8 action_code;
u8 dialog_token;
__le16 capability;
u8 variable[0];
} __packed tdls_discover_resp;
struct {
u8 action_code;
u8 operating_mode;
} __packed vht_opmode_notif;
struct {
u8 action_code;
u8 membership[WLAN_MEMBERSHIP_LEN];
u8 position[WLAN_USER_POSITION_LEN];
} __packed vht_group_notif;
struct {
u8 action_code;
u8 dialog_token;
u8 tpc_elem_id;
u8 tpc_elem_length;
struct ieee80211_tpc_report_ie tpc;
} __packed tpc_report;
struct {
u8 action_code;
u8 dialog_token;
u8 follow_up;
u8 tod[6];
u8 toa[6];
__le16 tod_error;
__le16 toa_error;
u8 variable[];
} __packed ftm;
struct {
u8 action_code;
u8 variable[];
} __packed s1g;
struct {
u8 action_code;
u8 dialog_token;
u8 follow_up;
u32 tod;
u32 toa;
u8 max_tod_error;
u8 max_toa_error;
} __packed wnm_timing_msr;
} u;
} __packed action;
DECLARE_FLEX_ARRAY(u8, body); /* Generic frame body */
} u;
} __packed __aligned(2);
/* Supported rates membership selectors */
#define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
#define BSS_MEMBERSHIP_SELECTOR_VHT_PHY 126
#define BSS_MEMBERSHIP_SELECTOR_GLK 125
#define BSS_MEMBERSHIP_SELECTOR_EPS 124
#define BSS_MEMBERSHIP_SELECTOR_SAE_H2E 123
#define BSS_MEMBERSHIP_SELECTOR_HE_PHY 122
#define BSS_MEMBERSHIP_SELECTOR_EHT_PHY 121
/* mgmt header + 1 byte category code */
#define IEEE80211_MIN_ACTION_SIZE offsetof(struct ieee80211_mgmt, u.action.u)
/* Management MIC information element (IEEE 802.11w) */
struct ieee80211_mmie {
u8 element_id;
u8 length;
__le16 key_id;
u8 sequence_number[6];
u8 mic[8];
} __packed;
/* Management MIC information element (IEEE 802.11w) for GMAC and CMAC-256 */
struct ieee80211_mmie_16 {
u8 element_id;
u8 length;
__le16 key_id;
u8 sequence_number[6];
u8 mic[16];
} __packed;
struct ieee80211_vendor_ie {
u8 element_id;
u8 len;
u8 oui[3];
u8 oui_type;
} __packed;
struct ieee80211_wmm_ac_param {
u8 aci_aifsn; /* AIFSN, ACM, ACI */
u8 cw; /* ECWmin, ECWmax (CW = 2^ECW - 1) */
__le16 txop_limit;
} __packed;
struct ieee80211_wmm_param_ie {
u8 element_id; /* Element ID: 221 (0xdd); */
u8 len; /* Length: 24 */
/* required fields for WMM version 1 */
u8 oui[3]; /* 00:50:f2 */
u8 oui_type; /* 2 */
u8 oui_subtype; /* 1 */
u8 version; /* 1 for WMM version 1.0 */
u8 qos_info; /* AP/STA specific QoS info */
u8 reserved; /* 0 */
/* AC_BE, AC_BK, AC_VI, AC_VO */
struct ieee80211_wmm_ac_param ac[4];
} __packed;
/* Control frames */
struct ieee80211_rts {
__le16 frame_control;
__le16 duration;
u8 ra[ETH_ALEN];
u8 ta[ETH_ALEN];
} __packed __aligned(2);
struct ieee80211_cts {
__le16 frame_control;
__le16 duration;
u8 ra[ETH_ALEN];
} __packed __aligned(2);
struct ieee80211_pspoll {
__le16 frame_control;
__le16 aid;
u8 bssid[ETH_ALEN];
u8 ta[ETH_ALEN];
} __packed __aligned(2);
/* TDLS */
/* Channel switch timing */
struct ieee80211_ch_switch_timing {
__le16 switch_time;
__le16 switch_timeout;
} __packed;
/* Link-id information element */
struct ieee80211_tdls_lnkie {
u8 ie_type; /* Link Identifier IE */
u8 ie_len;
u8 bssid[ETH_ALEN];
u8 init_sta[ETH_ALEN];
u8 resp_sta[ETH_ALEN];
} __packed;
struct ieee80211_tdls_data {
u8 da[ETH_ALEN];
u8 sa[ETH_ALEN];
__be16 ether_type;
u8 payload_type;
u8 category;
u8 action_code;
union {
struct {
u8 dialog_token;
__le16 capability;
u8 variable[0];
} __packed setup_req;
struct {
__le16 status_code;
u8 dialog_token;
__le16 capability;
u8 variable[0];
} __packed setup_resp;
struct {
__le16 status_code;
u8 dialog_token;
u8 variable[0];
} __packed setup_cfm;
struct {
__le16 reason_code;
u8 variable[0];
} __packed teardown;
struct {
u8 dialog_token;
u8 variable[0];
} __packed discover_req;
struct {
u8 target_channel;
u8 oper_class;
u8 variable[0];
} __packed chan_switch_req;
struct {
__le16 status_code;
u8 variable[0];
} __packed chan_switch_resp;
} u;
} __packed;
/*
* Peer-to-Peer IE attribute related definitions.
*/
/**
* enum ieee80211_p2p_attr_id - identifies type of peer-to-peer attribute.
*/
enum ieee80211_p2p_attr_id {
IEEE80211_P2P_ATTR_STATUS = 0,
IEEE80211_P2P_ATTR_MINOR_REASON,
IEEE80211_P2P_ATTR_CAPABILITY,
IEEE80211_P2P_ATTR_DEVICE_ID,
IEEE80211_P2P_ATTR_GO_INTENT,
IEEE80211_P2P_ATTR_GO_CONFIG_TIMEOUT,
IEEE80211_P2P_ATTR_LISTEN_CHANNEL,
IEEE80211_P2P_ATTR_GROUP_BSSID,
IEEE80211_P2P_ATTR_EXT_LISTEN_TIMING,
IEEE80211_P2P_ATTR_INTENDED_IFACE_ADDR,
IEEE80211_P2P_ATTR_MANAGABILITY,
IEEE80211_P2P_ATTR_CHANNEL_LIST,
IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
IEEE80211_P2P_ATTR_DEVICE_INFO,
IEEE80211_P2P_ATTR_GROUP_INFO,
IEEE80211_P2P_ATTR_GROUP_ID,
IEEE80211_P2P_ATTR_INTERFACE,
IEEE80211_P2P_ATTR_OPER_CHANNEL,
IEEE80211_P2P_ATTR_INVITE_FLAGS,
/* 19 - 220: Reserved */
IEEE80211_P2P_ATTR_VENDOR_SPECIFIC = 221,
IEEE80211_P2P_ATTR_MAX
};
/* Notice of Absence attribute - described in P2P spec 4.1.14 */
/* Typical max value used here */
#define IEEE80211_P2P_NOA_DESC_MAX 4
struct ieee80211_p2p_noa_desc {
u8 count;
__le32 duration;
__le32 interval;
__le32 start_time;
} __packed;
struct ieee80211_p2p_noa_attr {
u8 index;
u8 oppps_ctwindow;
struct ieee80211_p2p_noa_desc desc[IEEE80211_P2P_NOA_DESC_MAX];
} __packed;
#define IEEE80211_P2P_OPPPS_ENABLE_BIT BIT(7)
#define IEEE80211_P2P_OPPPS_CTWINDOW_MASK 0x7F
/**
* struct ieee80211_bar - HT Block Ack Request
*
* This structure refers to "HT BlockAckReq" as
* described in 802.11n draft section 7.2.1.7.1
*/
struct ieee80211_bar {
__le16 frame_control;
__le16 duration;
__u8 ra[ETH_ALEN];
__u8 ta[ETH_ALEN];
__le16 control;
__le16 start_seq_num;
} __packed;
/* 802.11 BAR control masks */
#define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
#define IEEE80211_BAR_CTRL_MULTI_TID 0x0002
#define IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA 0x0004
#define IEEE80211_BAR_CTRL_TID_INFO_MASK 0xf000
#define IEEE80211_BAR_CTRL_TID_INFO_SHIFT 12
#define IEEE80211_HT_MCS_MASK_LEN 10
/**
* struct ieee80211_mcs_info - MCS information
* @rx_mask: RX mask
* @rx_highest: highest supported RX rate. If set represents
* the highest supported RX data rate in units of 1 Mbps.
* If this field is 0 this value should not be used to
* consider the highest RX data rate supported.
* @tx_params: TX parameters
*/
struct ieee80211_mcs_info {
u8 rx_mask[IEEE80211_HT_MCS_MASK_LEN];
__le16 rx_highest;
u8 tx_params;
u8 reserved[3];
} __packed;
/* 802.11n HT capability MSC set */
#define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
#define IEEE80211_HT_MCS_TX_DEFINED 0x01
#define IEEE80211_HT_MCS_TX_RX_DIFF 0x02
/* value 0 == 1 stream etc */
#define IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK 0x0C
#define IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT 2
#define IEEE80211_HT_MCS_TX_MAX_STREAMS 4
#define IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION 0x10
/*
* 802.11n D5.0 20.3.5 / 20.6 says:
* - indices 0 to 7 and 32 are single spatial stream
* - 8 to 31 are multiple spatial streams using equal modulation
* [8..15 for two streams, 16..23 for three and 24..31 for four]
* - remainder are multiple spatial streams using unequal modulation
*/
#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START 33
#define IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE \
(IEEE80211_HT_MCS_UNEQUAL_MODULATION_START / 8)
/**
* struct ieee80211_ht_cap - HT capabilities
*
* This structure is the "HT capabilities element" as
* described in 802.11n D5.0 7.3.2.57
*/
struct ieee80211_ht_cap {
__le16 cap_info;
u8 ampdu_params_info;
/* 16 bytes MCS information */
struct ieee80211_mcs_info mcs;
__le16 extended_ht_cap_info;
__le32 tx_BF_cap_info;
u8 antenna_selection_info;
} __packed;
/* 802.11n HT capabilities masks (for cap_info) */
#define IEEE80211_HT_CAP_LDPC_CODING 0x0001
#define IEEE80211_HT_CAP_SUP_WIDTH_20_40 0x0002
#define IEEE80211_HT_CAP_SM_PS 0x000C
#define IEEE80211_HT_CAP_SM_PS_SHIFT 2
#define IEEE80211_HT_CAP_GRN_FLD 0x0010
#define IEEE80211_HT_CAP_SGI_20 0x0020
#define IEEE80211_HT_CAP_SGI_40 0x0040
#define IEEE80211_HT_CAP_TX_STBC 0x0080
#define IEEE80211_HT_CAP_RX_STBC 0x0300
#define IEEE80211_HT_CAP_RX_STBC_SHIFT 8
#define IEEE80211_HT_CAP_DELAY_BA 0x0400
#define IEEE80211_HT_CAP_MAX_AMSDU 0x0800
#define IEEE80211_HT_CAP_DSSSCCK40 0x1000
#define IEEE80211_HT_CAP_RESERVED 0x2000
#define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000
#define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000
/* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */
#define IEEE80211_HT_EXT_CAP_PCO 0x0001
#define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006
#define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1
#define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300
#define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8
#define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400
#define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800
/* 802.11n HT capability AMPDU settings (for ampdu_params_info) */
#define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03
#define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C
#define IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT 2
/*
* Maximum length of AMPDU that the STA can receive in high-throughput (HT).
* Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
*/
enum ieee80211_max_ampdu_length_exp {
IEEE80211_HT_MAX_AMPDU_8K = 0,
IEEE80211_HT_MAX_AMPDU_16K = 1,
IEEE80211_HT_MAX_AMPDU_32K = 2,
IEEE80211_HT_MAX_AMPDU_64K = 3
};
/*
* Maximum length of AMPDU that the STA can receive in VHT.
* Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
*/
enum ieee80211_vht_max_ampdu_length_exp {
IEEE80211_VHT_MAX_AMPDU_8K = 0,
IEEE80211_VHT_MAX_AMPDU_16K = 1,
IEEE80211_VHT_MAX_AMPDU_32K = 2,
IEEE80211_VHT_MAX_AMPDU_64K = 3,
IEEE80211_VHT_MAX_AMPDU_128K = 4,
IEEE80211_VHT_MAX_AMPDU_256K = 5,
IEEE80211_VHT_MAX_AMPDU_512K = 6,
IEEE80211_VHT_MAX_AMPDU_1024K = 7
};
#define IEEE80211_HT_MAX_AMPDU_FACTOR 13
/* Minimum MPDU start spacing */
enum ieee80211_min_mpdu_spacing {
IEEE80211_HT_MPDU_DENSITY_NONE = 0, /* No restriction */
IEEE80211_HT_MPDU_DENSITY_0_25 = 1, /* 1/4 usec */
IEEE80211_HT_MPDU_DENSITY_0_5 = 2, /* 1/2 usec */
IEEE80211_HT_MPDU_DENSITY_1 = 3, /* 1 usec */
IEEE80211_HT_MPDU_DENSITY_2 = 4, /* 2 usec */
IEEE80211_HT_MPDU_DENSITY_4 = 5, /* 4 usec */
IEEE80211_HT_MPDU_DENSITY_8 = 6, /* 8 usec */
IEEE80211_HT_MPDU_DENSITY_16 = 7 /* 16 usec */
};
/**
* struct ieee80211_ht_operation - HT operation IE
*
* This structure is the "HT operation element" as
* described in 802.11n-2009 7.3.2.57
*/
struct ieee80211_ht_operation {
u8 primary_chan;
u8 ht_param;
__le16 operation_mode;
__le16 stbc_param;
u8 basic_set[16];
} __packed;
/* for ht_param */
#define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
#define IEEE80211_HT_PARAM_CHA_SEC_NONE 0x00
#define IEEE80211_HT_PARAM_CHA_SEC_ABOVE 0x01
#define IEEE80211_HT_PARAM_CHA_SEC_BELOW 0x03
#define IEEE80211_HT_PARAM_CHAN_WIDTH_ANY 0x04
#define IEEE80211_HT_PARAM_RIFS_MODE 0x08
/* for operation_mode */
#define IEEE80211_HT_OP_MODE_PROTECTION 0x0003
#define IEEE80211_HT_OP_MODE_PROTECTION_NONE 0
#define IEEE80211_HT_OP_MODE_PROTECTION_NONMEMBER 1
#define IEEE80211_HT_OP_MODE_PROTECTION_20MHZ 2
#define IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED 3
#define IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT 0x0004
#define IEEE80211_HT_OP_MODE_NON_HT_STA_PRSNT 0x0010
#define IEEE80211_HT_OP_MODE_CCFS2_SHIFT 5
#define IEEE80211_HT_OP_MODE_CCFS2_MASK 0x1fe0
/* for stbc_param */
#define IEEE80211_HT_STBC_PARAM_DUAL_BEACON 0x0040
#define IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT 0x0080
#define IEEE80211_HT_STBC_PARAM_STBC_BEACON 0x0100
#define IEEE80211_HT_STBC_PARAM_LSIG_TXOP_FULLPROT 0x0200
#define IEEE80211_HT_STBC_PARAM_PCO_ACTIVE 0x0400
#define IEEE80211_HT_STBC_PARAM_PCO_PHASE 0x0800
/* block-ack parameters */
#define IEEE80211_ADDBA_PARAM_AMSDU_MASK 0x0001
#define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
#define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
#define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
#define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
/*
* A-MPDU buffer sizes
* According to HT size varies from 8 to 64 frames
* HE adds the ability to have up to 256 frames.
* EHT adds the ability to have up to 1K frames.
*/
#define IEEE80211_MIN_AMPDU_BUF 0x8
#define IEEE80211_MAX_AMPDU_BUF_HT 0x40
#define IEEE80211_MAX_AMPDU_BUF_HE 0x100
#define IEEE80211_MAX_AMPDU_BUF_EHT 0x400
/* Spatial Multiplexing Power Save Modes (for capability) */
#define WLAN_HT_CAP_SM_PS_STATIC 0
#define WLAN_HT_CAP_SM_PS_DYNAMIC 1
#define WLAN_HT_CAP_SM_PS_INVALID 2
#define WLAN_HT_CAP_SM_PS_DISABLED 3
/* for SM power control field lower two bits */
#define WLAN_HT_SMPS_CONTROL_DISABLED 0
#define WLAN_HT_SMPS_CONTROL_STATIC 1
#define WLAN_HT_SMPS_CONTROL_DYNAMIC 3
/**
* struct ieee80211_vht_mcs_info - VHT MCS information
* @rx_mcs_map: RX MCS map 2 bits for each stream, total 8 streams
* @rx_highest: Indicates highest long GI VHT PPDU data rate
* STA can receive. Rate expressed in units of 1 Mbps.
* If this field is 0 this value should not be used to
* consider the highest RX data rate supported.
* The top 3 bits of this field indicate the Maximum NSTS,total
* (a beamformee capability.)
* @tx_mcs_map: TX MCS map 2 bits for each stream, total 8 streams
* @tx_highest: Indicates highest long GI VHT PPDU data rate
* STA can transmit. Rate expressed in units of 1 Mbps.
* If this field is 0 this value should not be used to
* consider the highest TX data rate supported.
* The top 2 bits of this field are reserved, the
* 3rd bit from the top indiciates VHT Extended NSS BW
* Capability.
*/
struct ieee80211_vht_mcs_info {
__le16 rx_mcs_map;
__le16 rx_highest;
__le16 tx_mcs_map;
__le16 tx_highest;
} __packed;
/* for rx_highest */
#define IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT 13
#define IEEE80211_VHT_MAX_NSTS_TOTAL_MASK (7 << IEEE80211_VHT_MAX_NSTS_TOTAL_SHIFT)
/* for tx_highest */
#define IEEE80211_VHT_EXT_NSS_BW_CAPABLE (1 << 13)
/**
* enum ieee80211_vht_mcs_support - VHT MCS support definitions
* @IEEE80211_VHT_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
* number of streams
* @IEEE80211_VHT_MCS_SUPPORT_0_8: MCSes 0-8 are supported
* @IEEE80211_VHT_MCS_SUPPORT_0_9: MCSes 0-9 are supported
* @IEEE80211_VHT_MCS_NOT_SUPPORTED: This number of streams isn't supported
*
* These definitions are used in each 2-bit subfield of the @rx_mcs_map
* and @tx_mcs_map fields of &struct ieee80211_vht_mcs_info, which are
* both split into 8 subfields by number of streams. These values indicate
* which MCSes are supported for the number of streams the value appears
* for.
*/
enum ieee80211_vht_mcs_support {
IEEE80211_VHT_MCS_SUPPORT_0_7 = 0,
IEEE80211_VHT_MCS_SUPPORT_0_8 = 1,
IEEE80211_VHT_MCS_SUPPORT_0_9 = 2,
IEEE80211_VHT_MCS_NOT_SUPPORTED = 3,
};
/**
* struct ieee80211_vht_cap - VHT capabilities
*
* This structure is the "VHT capabilities element" as
* described in 802.11ac D3.0 8.4.2.160
* @vht_cap_info: VHT capability info
* @supp_mcs: VHT MCS supported rates
*/
struct ieee80211_vht_cap {
__le32 vht_cap_info;
struct ieee80211_vht_mcs_info supp_mcs;
} __packed;
/**
* enum ieee80211_vht_chanwidth - VHT channel width
* @IEEE80211_VHT_CHANWIDTH_USE_HT: use the HT operation IE to
* determine the channel width (20 or 40 MHz)
* @IEEE80211_VHT_CHANWIDTH_80MHZ: 80 MHz bandwidth
* @IEEE80211_VHT_CHANWIDTH_160MHZ: 160 MHz bandwidth
* @IEEE80211_VHT_CHANWIDTH_80P80MHZ: 80+80 MHz bandwidth
*/
enum ieee80211_vht_chanwidth {
IEEE80211_VHT_CHANWIDTH_USE_HT = 0,
IEEE80211_VHT_CHANWIDTH_80MHZ = 1,
IEEE80211_VHT_CHANWIDTH_160MHZ = 2,
IEEE80211_VHT_CHANWIDTH_80P80MHZ = 3,
};
/**
* struct ieee80211_vht_operation - VHT operation IE
*
* This structure is the "VHT operation element" as
* described in 802.11ac D3.0 8.4.2.161
* @chan_width: Operating channel width
* @center_freq_seg0_idx: center freq segment 0 index
* @center_freq_seg1_idx: center freq segment 1 index
* @basic_mcs_set: VHT Basic MCS rate set
*/
struct ieee80211_vht_operation {
u8 chan_width;
u8 center_freq_seg0_idx;
u8 center_freq_seg1_idx;
__le16 basic_mcs_set;
} __packed;
/**
* struct ieee80211_he_cap_elem - HE capabilities element
*
* This structure is the "HE capabilities element" fixed fields as
* described in P802.11ax_D4.0 section 9.4.2.242.2 and 9.4.2.242.3
*/
struct ieee80211_he_cap_elem {
u8 mac_cap_info[6];
u8 phy_cap_info[11];
} __packed;
#define IEEE80211_TX_RX_MCS_NSS_DESC_MAX_LEN 5
/**
* enum ieee80211_he_mcs_support - HE MCS support definitions
* @IEEE80211_HE_MCS_SUPPORT_0_7: MCSes 0-7 are supported for the
* number of streams
* @IEEE80211_HE_MCS_SUPPORT_0_9: MCSes 0-9 are supported
* @IEEE80211_HE_MCS_SUPPORT_0_11: MCSes 0-11 are supported
* @IEEE80211_HE_MCS_NOT_SUPPORTED: This number of streams isn't supported
*
* These definitions are used in each 2-bit subfield of the rx_mcs_*
* and tx_mcs_* fields of &struct ieee80211_he_mcs_nss_supp, which are
* both split into 8 subfields by number of streams. These values indicate
* which MCSes are supported for the number of streams the value appears
* for.
*/
enum ieee80211_he_mcs_support {
IEEE80211_HE_MCS_SUPPORT_0_7 = 0,
IEEE80211_HE_MCS_SUPPORT_0_9 = 1,
IEEE80211_HE_MCS_SUPPORT_0_11 = 2,
IEEE80211_HE_MCS_NOT_SUPPORTED = 3,
};
/**
* struct ieee80211_he_mcs_nss_supp - HE Tx/Rx HE MCS NSS Support Field
*
* This structure holds the data required for the Tx/Rx HE MCS NSS Support Field
* described in P802.11ax_D2.0 section 9.4.2.237.4
*
* @rx_mcs_80: Rx MCS map 2 bits for each stream, total 8 streams, for channel
* widths less than 80MHz.
* @tx_mcs_80: Tx MCS map 2 bits for each stream, total 8 streams, for channel
* widths less than 80MHz.
* @rx_mcs_160: Rx MCS map 2 bits for each stream, total 8 streams, for channel
* width 160MHz.
* @tx_mcs_160: Tx MCS map 2 bits for each stream, total 8 streams, for channel
* width 160MHz.
* @rx_mcs_80p80: Rx MCS map 2 bits for each stream, total 8 streams, for
* channel width 80p80MHz.
* @tx_mcs_80p80: Tx MCS map 2 bits for each stream, total 8 streams, for
* channel width 80p80MHz.
*/
struct ieee80211_he_mcs_nss_supp {
__le16 rx_mcs_80;
__le16 tx_mcs_80;
__le16 rx_mcs_160;
__le16 tx_mcs_160;
__le16 rx_mcs_80p80;
__le16 tx_mcs_80p80;
} __packed;
/**
* struct ieee80211_he_operation - HE capabilities element
*
* This structure is the "HE operation element" fields as
* described in P802.11ax_D4.0 section 9.4.2.243
*/
struct ieee80211_he_operation {
__le32 he_oper_params;
__le16 he_mcs_nss_set;
/* Optional 0,1,3,4,5,7 or 8 bytes: depends on @he_oper_params */
u8 optional[];
} __packed;
/**
* struct ieee80211_he_spr - HE spatial reuse element
*
* This structure is the "HE spatial reuse element" element as
* described in P802.11ax_D4.0 section 9.4.2.241
*/
struct ieee80211_he_spr {
u8 he_sr_control;
/* Optional 0 to 19 bytes: depends on @he_sr_control */
u8 optional[];
} __packed;
/**
* struct ieee80211_he_mu_edca_param_ac_rec - MU AC Parameter Record field
*
* This structure is the "MU AC Parameter Record" fields as
* described in P802.11ax_D4.0 section 9.4.2.245
*/
struct ieee80211_he_mu_edca_param_ac_rec {
u8 aifsn;
u8 ecw_min_max;
u8 mu_edca_timer;
} __packed;
/**
* struct ieee80211_mu_edca_param_set - MU EDCA Parameter Set element
*
* This structure is the "MU EDCA Parameter Set element" fields as
* described in P802.11ax_D4.0 section 9.4.2.245
*/
struct ieee80211_mu_edca_param_set {
u8 mu_qos_info;
struct ieee80211_he_mu_edca_param_ac_rec ac_be;
struct ieee80211_he_mu_edca_param_ac_rec ac_bk;
struct ieee80211_he_mu_edca_param_ac_rec ac_vi;
struct ieee80211_he_mu_edca_param_ac_rec ac_vo;
} __packed;
#define IEEE80211_EHT_MCS_NSS_RX 0x0f
#define IEEE80211_EHT_MCS_NSS_TX 0xf0
/**
* struct ieee80211_eht_mcs_nss_supp_20mhz_only - EHT 20MHz only station max
* supported NSS for per MCS.
*
* For each field below, bits 0 - 3 indicate the maximal number of spatial
* streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams
* for Tx.
*
* @rx_tx_mcs7_max_nss: indicates the maximum number of spatial streams
* supported for reception and the maximum number of spatial streams
* supported for transmission for MCS 0 - 7.
* @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams
* supported for reception and the maximum number of spatial streams
* supported for transmission for MCS 8 - 9.
* @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams
* supported for reception and the maximum number of spatial streams
* supported for transmission for MCS 10 - 11.
* @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams
* supported for reception and the maximum number of spatial streams
* supported for transmission for MCS 12 - 13.
* @rx_tx_max_nss: array of the previous fields for easier loop access
*/
struct ieee80211_eht_mcs_nss_supp_20mhz_only {
union {
struct {
u8 rx_tx_mcs7_max_nss;
u8 rx_tx_mcs9_max_nss;
u8 rx_tx_mcs11_max_nss;
u8 rx_tx_mcs13_max_nss;
};
u8 rx_tx_max_nss[4];
};
};
/**
* struct ieee80211_eht_mcs_nss_supp_bw - EHT max supported NSS per MCS (except
* 20MHz only stations).
*
* For each field below, bits 0 - 3 indicate the maximal number of spatial
* streams for Rx, and bits 4 - 7 indicate the maximal number of spatial streams
* for Tx.
*
* @rx_tx_mcs9_max_nss: indicates the maximum number of spatial streams
* supported for reception and the maximum number of spatial streams
* supported for transmission for MCS 0 - 9.
* @rx_tx_mcs11_max_nss: indicates the maximum number of spatial streams
* supported for reception and the maximum number of spatial streams
* supported for transmission for MCS 10 - 11.
* @rx_tx_mcs13_max_nss: indicates the maximum number of spatial streams
* supported for reception and the maximum number of spatial streams
* supported for transmission for MCS 12 - 13.
* @rx_tx_max_nss: array of the previous fields for easier loop access
*/
struct ieee80211_eht_mcs_nss_supp_bw {
union {
struct {
u8 rx_tx_mcs9_max_nss;
u8 rx_tx_mcs11_max_nss;
u8 rx_tx_mcs13_max_nss;
};
u8 rx_tx_max_nss[3];
};
};
/**
* struct ieee80211_eht_cap_elem_fixed - EHT capabilities fixed data
*
* This structure is the "EHT Capabilities element" fixed fields as
* described in P802.11be_D2.0 section 9.4.2.313.
*
* @mac_cap_info: MAC capabilities, see IEEE80211_EHT_MAC_CAP*
* @phy_cap_info: PHY capabilities, see IEEE80211_EHT_PHY_CAP*
*/
struct ieee80211_eht_cap_elem_fixed {
u8 mac_cap_info[2];
u8 phy_cap_info[9];
} __packed;
/**
* struct ieee80211_eht_cap_elem - EHT capabilities element
* @fixed: fixed parts, see &ieee80211_eht_cap_elem_fixed
* @optional: optional parts
*/
struct ieee80211_eht_cap_elem {
struct ieee80211_eht_cap_elem_fixed fixed;
/*
* Followed by:
* Supported EHT-MCS And NSS Set field: 4, 3, 6 or 9 octets.
* EHT PPE Thresholds field: variable length.
*/
u8 optional[];
} __packed;
#define IEEE80211_EHT_OPER_INFO_PRESENT 0x01
#define IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT 0x02
#define IEEE80211_EHT_OPER_EHT_DEF_PE_DURATION 0x04
#define IEEE80211_EHT_OPER_GROUP_ADDRESSED_BU_IND_LIMIT 0x08
#define IEEE80211_EHT_OPER_GROUP_ADDRESSED_BU_IND_EXP_MASK 0x30
/**
* struct ieee80211_eht_operation - eht operation element
*
* This structure is the "EHT Operation Element" fields as
* described in P802.11be_D2.0 section 9.4.2.311
*
* @params: EHT operation element parameters. See &IEEE80211_EHT_OPER_*
* @basic_mcs_nss: indicates the EHT-MCSs for each number of spatial streams in
* EHT PPDUs that are supported by all EHT STAs in the BSS in transmit and
* receive.
* @optional: optional parts
*/
struct ieee80211_eht_operation {
u8 params;
struct ieee80211_eht_mcs_nss_supp_20mhz_only basic_mcs_nss;
u8 optional[];
} __packed;
/**
* struct ieee80211_eht_operation_info - eht operation information
*
* @control: EHT operation information control.
* @ccfs0: defines a channel center frequency for a 20, 40, 80, 160, or 320 MHz
* EHT BSS.
* @ccfs1: defines a channel center frequency for a 160 or 320 MHz EHT BSS.
* @optional: optional parts
*/
struct ieee80211_eht_operation_info {
u8 control;
u8 ccfs0;
u8 ccfs1;
u8 optional[];
} __packed;
/* 802.11ac VHT Capabilities */
#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895 0x00000000
#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 0x00000001
#define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 0x00000002
#define IEEE80211_VHT_CAP_MAX_MPDU_MASK 0x00000003
#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ 0x00000004
#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ 0x00000008
#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK 0x0000000C
#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_SHIFT 2
#define IEEE80211_VHT_CAP_RXLDPC 0x00000010
#define IEEE80211_VHT_CAP_SHORT_GI_80 0x00000020
#define IEEE80211_VHT_CAP_SHORT_GI_160 0x00000040
#define IEEE80211_VHT_CAP_TXSTBC 0x00000080
#define IEEE80211_VHT_CAP_RXSTBC_1 0x00000100
#define IEEE80211_VHT_CAP_RXSTBC_2 0x00000200
#define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300
#define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400
#define IEEE80211_VHT_CAP_RXSTBC_MASK 0x00000700
#define IEEE80211_VHT_CAP_RXSTBC_SHIFT 8
#define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800
#define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000
#define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT 13
#define IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK \
(7 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT)
#define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT 16
#define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK \
(7 << IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_SHIFT)
#define IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE 0x00080000
#define IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE 0x00100000
#define IEEE80211_VHT_CAP_VHT_TXOP_PS 0x00200000
#define IEEE80211_VHT_CAP_HTC_VHT 0x00400000
#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT 23
#define IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK \
(7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT)
#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB 0x08000000
#define IEEE80211_VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB 0x0c000000
#define IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN 0x10000000
#define IEEE80211_VHT_CAP_TX_ANTENNA_PATTERN 0x20000000
#define IEEE80211_VHT_CAP_EXT_NSS_BW_SHIFT 30
#define IEEE80211_VHT_CAP_EXT_NSS_BW_MASK 0xc0000000
/**
* ieee80211_get_vht_max_nss - return max NSS for a given bandwidth/MCS
* @cap: VHT capabilities of the peer
* @bw: bandwidth to use
* @mcs: MCS index to use
* @ext_nss_bw_capable: indicates whether or not the local transmitter
* (rate scaling algorithm) can deal with the new logic
* (dot11VHTExtendedNSSBWCapable)
* @max_vht_nss: current maximum NSS as advertised by the STA in
* operating mode notification, can be 0 in which case the
* capability data will be used to derive this (from MCS support)
*
* Due to the VHT Extended NSS Bandwidth Support, the maximum NSS can
* vary for a given BW/MCS. This function parses the data.
*
* Note: This function is exported by cfg80211.
*/
int ieee80211_get_vht_max_nss(struct ieee80211_vht_cap *cap,
enum ieee80211_vht_chanwidth bw,
int mcs, bool ext_nss_bw_capable,
unsigned int max_vht_nss);
/**
* enum ieee80211_ap_reg_power - regulatory power for a Access Point
*
* @IEEE80211_REG_UNSET_AP: Access Point has no regulatory power mode
* @IEEE80211_REG_LPI: Indoor Access Point
* @IEEE80211_REG_SP: Standard power Access Point
* @IEEE80211_REG_VLP: Very low power Access Point
* @IEEE80211_REG_AP_POWER_AFTER_LAST: internal
* @IEEE80211_REG_AP_POWER_MAX: maximum value
*/
enum ieee80211_ap_reg_power {
IEEE80211_REG_UNSET_AP,
IEEE80211_REG_LPI_AP,
IEEE80211_REG_SP_AP,
IEEE80211_REG_VLP_AP,
IEEE80211_REG_AP_POWER_AFTER_LAST,
IEEE80211_REG_AP_POWER_MAX =
IEEE80211_REG_AP_POWER_AFTER_LAST - 1,
};
/**
* enum ieee80211_client_reg_power - regulatory power for a client
*
* @IEEE80211_REG_UNSET_CLIENT: Client has no regulatory power mode
* @IEEE80211_REG_DEFAULT_CLIENT: Default Client
* @IEEE80211_REG_SUBORDINATE_CLIENT: Subordinate Client
* @IEEE80211_REG_CLIENT_POWER_AFTER_LAST: internal
* @IEEE80211_REG_CLIENT_POWER_MAX: maximum value
*/
enum ieee80211_client_reg_power {
IEEE80211_REG_UNSET_CLIENT,
IEEE80211_REG_DEFAULT_CLIENT,
IEEE80211_REG_SUBORDINATE_CLIENT,
IEEE80211_REG_CLIENT_POWER_AFTER_LAST,
IEEE80211_REG_CLIENT_POWER_MAX =
IEEE80211_REG_CLIENT_POWER_AFTER_LAST - 1,
};
/* 802.11ax HE MAC capabilities */
#define IEEE80211_HE_MAC_CAP0_HTC_HE 0x01
#define IEEE80211_HE_MAC_CAP0_TWT_REQ 0x02
#define IEEE80211_HE_MAC_CAP0_TWT_RES 0x04
#define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_NOT_SUPP 0x00
#define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_1 0x08
#define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_2 0x10
#define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_LEVEL_3 0x18
#define IEEE80211_HE_MAC_CAP0_DYNAMIC_FRAG_MASK 0x18
#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_1 0x00
#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_2 0x20
#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_4 0x40
#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_8 0x60
#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_16 0x80
#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_32 0xa0
#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_64 0xc0
#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_UNLIMITED 0xe0
#define IEEE80211_HE_MAC_CAP0_MAX_NUM_FRAG_MSDU_MASK 0xe0
#define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_UNLIMITED 0x00
#define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_128 0x01
#define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_256 0x02
#define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_512 0x03
#define IEEE80211_HE_MAC_CAP1_MIN_FRAG_SIZE_MASK 0x03
#define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_0US 0x00
#define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_8US 0x04
#define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US 0x08
#define IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK 0x0c
#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_1 0x00
#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_2 0x10
#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_3 0x20
#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_4 0x30
#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_5 0x40
#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_6 0x50
#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_7 0x60
#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8 0x70
#define IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_MASK 0x70
/* Link adaptation is split between byte HE_MAC_CAP1 and
* HE_MAC_CAP2. It should be set only if IEEE80211_HE_MAC_CAP0_HTC_HE
* in which case the following values apply:
* 0 = No feedback.
* 1 = reserved.
* 2 = Unsolicited feedback.
* 3 = both
*/
#define IEEE80211_HE_MAC_CAP1_LINK_ADAPTATION 0x80
#define IEEE80211_HE_MAC_CAP2_LINK_ADAPTATION 0x01
#define IEEE80211_HE_MAC_CAP2_ALL_ACK 0x02
#define IEEE80211_HE_MAC_CAP2_TRS 0x04
#define IEEE80211_HE_MAC_CAP2_BSR 0x08
#define IEEE80211_HE_MAC_CAP2_BCAST_TWT 0x10
#define IEEE80211_HE_MAC_CAP2_32BIT_BA_BITMAP 0x20
#define IEEE80211_HE_MAC_CAP2_MU_CASCADING 0x40
#define IEEE80211_HE_MAC_CAP2_ACK_EN 0x80
#define IEEE80211_HE_MAC_CAP3_OMI_CONTROL 0x02
#define IEEE80211_HE_MAC_CAP3_OFDMA_RA 0x04
/* The maximum length of an A-MDPU is defined by the combination of the Maximum
* A-MDPU Length Exponent field in the HT capabilities, VHT capabilities and the
* same field in the HE capabilities.
*/
#define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_0 0x00
#define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_1 0x08
#define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_2 0x10
#define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3 0x18
#define IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_MASK 0x18
#define IEEE80211_HE_MAC_CAP3_AMSDU_FRAG 0x20
#define IEEE80211_HE_MAC_CAP3_FLEX_TWT_SCHED 0x40
#define IEEE80211_HE_MAC_CAP3_RX_CTRL_FRAME_TO_MULTIBSS 0x80
#define IEEE80211_HE_MAC_CAP4_BSRP_BQRP_A_MPDU_AGG 0x01
#define IEEE80211_HE_MAC_CAP4_QTP 0x02
#define IEEE80211_HE_MAC_CAP4_BQR 0x04
#define IEEE80211_HE_MAC_CAP4_PSR_RESP 0x08
#define IEEE80211_HE_MAC_CAP4_NDP_FB_REP 0x10
#define IEEE80211_HE_MAC_CAP4_OPS 0x20
#define IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU 0x40
/* Multi TID agg TX is split between byte #4 and #5
* The value is a combination of B39,B40,B41
*/
#define IEEE80211_HE_MAC_CAP4_MULTI_TID_AGG_TX_QOS_B39 0x80
#define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B40 0x01
#define IEEE80211_HE_MAC_CAP5_MULTI_TID_AGG_TX_QOS_B41 0x02
#define IEEE80211_HE_MAC_CAP5_SUBCHAN_SELECTIVE_TRANSMISSION 0x04
#define IEEE80211_HE_MAC_CAP5_UL_2x996_TONE_RU 0x08
#define IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX 0x10
#define IEEE80211_HE_MAC_CAP5_HE_DYNAMIC_SM_PS 0x20
#define IEEE80211_HE_MAC_CAP5_PUNCTURED_SOUNDING 0x40
#define IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX 0x80
#define IEEE80211_HE_VHT_MAX_AMPDU_FACTOR 20
#define IEEE80211_HE_HT_MAX_AMPDU_FACTOR 16
#define IEEE80211_HE_6GHZ_MAX_AMPDU_FACTOR 13
/* 802.11ax HE PHY capabilities */
#define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G 0x02
#define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G 0x04
#define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G 0x08
#define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G 0x10
#define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK_ALL 0x1e
#define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G 0x20
#define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G 0x40
#define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_MASK 0xfe
#define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_20MHZ 0x01
#define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_40MHZ 0x02
#define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_20MHZ 0x04
#define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_160MHZ_ONLY_SECOND_40MHZ 0x08
#define IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_MASK 0x0f
#define IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A 0x10
#define IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD 0x20
#define IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US 0x40
/* Midamble RX/TX Max NSTS is split between byte #2 and byte #3 */
#define IEEE80211_HE_PHY_CAP1_MIDAMBLE_RX_TX_MAX_NSTS 0x80
#define IEEE80211_HE_PHY_CAP2_MIDAMBLE_RX_TX_MAX_NSTS 0x01
#define IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US 0x02
#define IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ 0x04
#define IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ 0x08
#define IEEE80211_HE_PHY_CAP2_DOPPLER_TX 0x10
#define IEEE80211_HE_PHY_CAP2_DOPPLER_RX 0x20
/* Note that the meaning of UL MU below is different between an AP and a non-AP
* sta, where in the AP case it indicates support for Rx and in the non-AP sta
* case it indicates support for Tx.
*/
#define IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO 0x40
#define IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO 0x80
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_NO_DCM 0x00
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK 0x01
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK 0x02
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM 0x03
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_MASK 0x03
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_1 0x00
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2 0x04
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_NO_DCM 0x00
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK 0x08
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK 0x10
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM 0x18
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_MASK 0x18
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_1 0x00
#define IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_2 0x20
#define IEEE80211_HE_PHY_CAP3_RX_PARTIAL_BW_SU_IN_20MHZ_MU 0x40
#define IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER 0x80
#define IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE 0x01
#define IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER 0x02
/* Minimal allowed value of Max STS under 80MHz is 3 */
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4 0x0c
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_5 0x10
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_6 0x14
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_7 0x18
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_8 0x1c
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK 0x1c
/* Minimal allowed value of Max STS above 80MHz is 3 */
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4 0x60
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_5 0x80
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_6 0xa0
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_7 0xc0
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_8 0xe0
#define IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK 0xe0
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_1 0x00
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_2 0x01
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_3 0x02
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_4 0x03
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_5 0x04
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_6 0x05
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_7 0x06
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_8 0x07
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK 0x07
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_1 0x00
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_2 0x08
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_3 0x10
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_4 0x18
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_5 0x20
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_6 0x28
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_7 0x30
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_8 0x38
#define IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK 0x38
#define IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK 0x40
#define IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK 0x80
#define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU 0x01
#define IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU 0x02
#define IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB 0x04
#define IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB 0x08
#define IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB 0x10
#define IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE 0x20
#define IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO 0x40
#define IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT 0x80
#define IEEE80211_HE_PHY_CAP7_PSR_BASED_SR 0x01
#define IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP 0x02
#define IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI 0x04
#define IEEE80211_HE_PHY_CAP7_MAX_NC_1 0x08
#define IEEE80211_HE_PHY_CAP7_MAX_NC_2 0x10
#define IEEE80211_HE_PHY_CAP7_MAX_NC_3 0x18
#define IEEE80211_HE_PHY_CAP7_MAX_NC_4 0x20
#define IEEE80211_HE_PHY_CAP7_MAX_NC_5 0x28
#define IEEE80211_HE_PHY_CAP7_MAX_NC_6 0x30
#define IEEE80211_HE_PHY_CAP7_MAX_NC_7 0x38
#define IEEE80211_HE_PHY_CAP7_MAX_NC_MASK 0x38
#define IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ 0x40
#define IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ 0x80
#define IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI 0x01
#define IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G 0x02
#define IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU 0x04
#define IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU 0x08
#define IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI 0x10
#define IEEE80211_HE_PHY_CAP8_MIDAMBLE_RX_TX_2X_AND_1XLTF 0x20
#define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242 0x00
#define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484 0x40
#define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996 0x80
#define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996 0xc0
#define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_MASK 0xc0
#define IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM 0x01
#define IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK 0x02
#define IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU 0x04
#define IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU 0x08
#define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB 0x10
#define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB 0x20
#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_0US 0x0
#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_8US 0x1
#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US 0x2
#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED 0x3
#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_POS 6
#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK 0xc0
#define IEEE80211_HE_PHY_CAP10_HE_MU_M1RU_MAX_LTF 0x01
/* 802.11ax HE TX/RX MCS NSS Support */
#define IEEE80211_TX_RX_MCS_NSS_SUPP_HIGHEST_MCS_POS (3)
#define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_POS (6)
#define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_POS (11)
#define IEEE80211_TX_RX_MCS_NSS_SUPP_TX_BITMAP_MASK 0x07c0
#define IEEE80211_TX_RX_MCS_NSS_SUPP_RX_BITMAP_MASK 0xf800
/* TX/RX HE MCS Support field Highest MCS subfield encoding */
enum ieee80211_he_highest_mcs_supported_subfield_enc {
HIGHEST_MCS_SUPPORTED_MCS7 = 0,
HIGHEST_MCS_SUPPORTED_MCS8,
HIGHEST_MCS_SUPPORTED_MCS9,
HIGHEST_MCS_SUPPORTED_MCS10,
HIGHEST_MCS_SUPPORTED_MCS11,
};
/* Calculate 802.11ax HE capabilities IE Tx/Rx HE MCS NSS Support Field size */
static inline u8
ieee80211_he_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap)
{
u8 count = 4;
if (he_cap->phy_cap_info[0] &
IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G)
count += 4;
if (he_cap->phy_cap_info[0] &
IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)
count += 4;
return count;
}
/* 802.11ax HE PPE Thresholds */
#define IEEE80211_PPE_THRES_NSS_SUPPORT_2NSS (1)
#define IEEE80211_PPE_THRES_NSS_POS (0)
#define IEEE80211_PPE_THRES_NSS_MASK (7)
#define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_2x966_AND_966_RU \
(BIT(5) | BIT(6))
#define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK 0x78
#define IEEE80211_PPE_THRES_RU_INDEX_BITMASK_POS (3)
#define IEEE80211_PPE_THRES_INFO_PPET_SIZE (3)
#define IEEE80211_HE_PPE_THRES_INFO_HEADER_SIZE (7)
/*
* Calculate 802.11ax HE capabilities IE PPE field size
* Input: Header byte of ppe_thres (first byte), and HE capa IE's PHY cap u8*
*/
static inline u8
ieee80211_he_ppe_size(u8 ppe_thres_hdr, const u8 *phy_cap_info)
{
u8 n;
if ((phy_cap_info[6] &
IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) == 0)
return 0;
n = hweight8(ppe_thres_hdr &
IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK);
n *= (1 + ((ppe_thres_hdr & IEEE80211_PPE_THRES_NSS_MASK) >>
IEEE80211_PPE_THRES_NSS_POS));
/*
* Each pair is 6 bits, and we need to add the 7 "header" bits to the
* total size.
*/
n = (n * IEEE80211_PPE_THRES_INFO_PPET_SIZE * 2) + 7;
n = DIV_ROUND_UP(n, 8);
return n;
}
static inline bool ieee80211_he_capa_size_ok(const u8 *data, u8 len)
{
const struct ieee80211_he_cap_elem *he_cap_ie_elem = (const void *)data;
u8 needed = sizeof(*he_cap_ie_elem);
if (len < needed)
return false;
needed += ieee80211_he_mcs_nss_size(he_cap_ie_elem);
if (len < needed)
return false;
if (he_cap_ie_elem->phy_cap_info[6] &
IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) {
if (len < needed + 1)
return false;
needed += ieee80211_he_ppe_size(data[needed],
he_cap_ie_elem->phy_cap_info);
}
return len >= needed;
}
/* HE Operation defines */
#define IEEE80211_HE_OPERATION_DFLT_PE_DURATION_MASK 0x00000007
#define IEEE80211_HE_OPERATION_TWT_REQUIRED 0x00000008
#define IEEE80211_HE_OPERATION_RTS_THRESHOLD_MASK 0x00003ff0
#define IEEE80211_HE_OPERATION_RTS_THRESHOLD_OFFSET 4
#define IEEE80211_HE_OPERATION_VHT_OPER_INFO 0x00004000
#define IEEE80211_HE_OPERATION_CO_HOSTED_BSS 0x00008000
#define IEEE80211_HE_OPERATION_ER_SU_DISABLE 0x00010000
#define IEEE80211_HE_OPERATION_6GHZ_OP_INFO 0x00020000
#define IEEE80211_HE_OPERATION_BSS_COLOR_MASK 0x3f000000
#define IEEE80211_HE_OPERATION_BSS_COLOR_OFFSET 24
#define IEEE80211_HE_OPERATION_PARTIAL_BSS_COLOR 0x40000000
#define IEEE80211_HE_OPERATION_BSS_COLOR_DISABLED 0x80000000
#define IEEE80211_6GHZ_CTRL_REG_LPI_AP 0
#define IEEE80211_6GHZ_CTRL_REG_SP_AP 1
/**
* ieee80211_he_6ghz_oper - HE 6 GHz operation Information field
* @primary: primary channel
* @control: control flags
* @ccfs0: channel center frequency segment 0
* @ccfs1: channel center frequency segment 1
* @minrate: minimum rate (in 1 Mbps units)
*/
struct ieee80211_he_6ghz_oper {
u8 primary;
#define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH 0x3
#define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_20MHZ 0
#define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_40MHZ 1
#define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_80MHZ 2
#define IEEE80211_HE_6GHZ_OPER_CTRL_CHANWIDTH_160MHZ 3
#define IEEE80211_HE_6GHZ_OPER_CTRL_DUP_BEACON 0x4
#define IEEE80211_HE_6GHZ_OPER_CTRL_REG_INFO 0x38
u8 control;
u8 ccfs0;
u8 ccfs1;
u8 minrate;
} __packed;
/*
* In "9.4.2.161 Transmit Power Envelope element" of "IEEE Std 802.11ax-2021",
* it show four types in "Table 9-275a-Maximum Transmit Power Interpretation
* subfield encoding", and two category for each type in "Table E-12-Regulatory
* Info subfield encoding in the United States".
* So it it totally max 8 Transmit Power Envelope element.
*/
#define IEEE80211_TPE_MAX_IE_COUNT 8
/*
* In "Table 9-277—Meaning of Maximum Transmit Power Count subfield"
* of "IEEE Std 802.11ax™‐2021", the max power level is 8.
*/
#define IEEE80211_MAX_NUM_PWR_LEVEL 8
#define IEEE80211_TPE_MAX_POWER_COUNT 8
/* transmit power interpretation type of transmit power envelope element */
enum ieee80211_tx_power_intrpt_type {
IEEE80211_TPE_LOCAL_EIRP,
IEEE80211_TPE_LOCAL_EIRP_PSD,
IEEE80211_TPE_REG_CLIENT_EIRP,
IEEE80211_TPE_REG_CLIENT_EIRP_PSD,
};
/**
* struct ieee80211_tx_pwr_env
*
* This structure represents the "Transmit Power Envelope element"
*/
struct ieee80211_tx_pwr_env {
u8 tx_power_info;
s8 tx_power[IEEE80211_TPE_MAX_POWER_COUNT];
} __packed;
#define IEEE80211_TX_PWR_ENV_INFO_COUNT 0x7
#define IEEE80211_TX_PWR_ENV_INFO_INTERPRET 0x38
#define IEEE80211_TX_PWR_ENV_INFO_CATEGORY 0xC0
/*
* ieee80211_he_oper_size - calculate 802.11ax HE Operations IE size
* @he_oper_ie: byte data of the He Operations IE, stating from the byte
* after the ext ID byte. It is assumed that he_oper_ie has at least
* sizeof(struct ieee80211_he_operation) bytes, the caller must have
* validated this.
* @return the actual size of the IE data (not including header), or 0 on error
*/
static inline u8
ieee80211_he_oper_size(const u8 *he_oper_ie)
{
const struct ieee80211_he_operation *he_oper = (const void *)he_oper_ie;
u8 oper_len = sizeof(struct ieee80211_he_operation);
u32 he_oper_params;
/* Make sure the input is not NULL */
if (!he_oper_ie)
return 0;
/* Calc required length */
he_oper_params = le32_to_cpu(he_oper->he_oper_params);
if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO)
oper_len += 3;
if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS)
oper_len++;
if (he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO)
oper_len += sizeof(struct ieee80211_he_6ghz_oper);
/* Add the first byte (extension ID) to the total length */
oper_len++;
return oper_len;
}
/**
* ieee80211_he_6ghz_oper - obtain 6 GHz operation field
* @he_oper: HE operation element (must be pre-validated for size)
* but may be %NULL
*
* Return: a pointer to the 6 GHz operation field, or %NULL
*/
static inline const struct ieee80211_he_6ghz_oper *
ieee80211_he_6ghz_oper(const struct ieee80211_he_operation *he_oper)
{
const u8 *ret = (const void *)&he_oper->optional;
u32 he_oper_params;
if (!he_oper)
return NULL;
he_oper_params = le32_to_cpu(he_oper->he_oper_params);
if (!(he_oper_params & IEEE80211_HE_OPERATION_6GHZ_OP_INFO))
return NULL;
if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO)
ret += 3;
if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS)
ret++;
return (const void *)ret;
}
/* HE Spatial Reuse defines */
#define IEEE80211_HE_SPR_PSR_DISALLOWED BIT(0)
#define IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED BIT(1)
#define IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT BIT(2)
#define IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT BIT(3)
#define IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED BIT(4)
/*
* ieee80211_he_spr_size - calculate 802.11ax HE Spatial Reuse IE size
* @he_spr_ie: byte data of the He Spatial Reuse IE, stating from the byte
* after the ext ID byte. It is assumed that he_spr_ie has at least
* sizeof(struct ieee80211_he_spr) bytes, the caller must have validated
* this
* @return the actual size of the IE data (not including header), or 0 on error
*/
static inline u8
ieee80211_he_spr_size(const u8 *he_spr_ie)
{
const struct ieee80211_he_spr *he_spr = (const void *)he_spr_ie;
u8 spr_len = sizeof(struct ieee80211_he_spr);
u8 he_spr_params;
/* Make sure the input is not NULL */
if (!he_spr_ie)
return 0;
/* Calc required length */
he_spr_params = he_spr->he_sr_control;
if (he_spr_params & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT)
spr_len++;
if (he_spr_params & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT)
spr_len += 18;
/* Add the first byte (extension ID) to the total length */
spr_len++;
return spr_len;
}
/* S1G Capabilities Information field */
#define IEEE80211_S1G_CAPABILITY_LEN 15
#define S1G_CAP0_S1G_LONG BIT(0)
#define S1G_CAP0_SGI_1MHZ BIT(1)
#define S1G_CAP0_SGI_2MHZ BIT(2)
#define S1G_CAP0_SGI_4MHZ BIT(3)
#define S1G_CAP0_SGI_8MHZ BIT(4)
#define S1G_CAP0_SGI_16MHZ BIT(5)
#define S1G_CAP0_SUPP_CH_WIDTH GENMASK(7, 6)
#define S1G_SUPP_CH_WIDTH_2 0
#define S1G_SUPP_CH_WIDTH_4 1
#define S1G_SUPP_CH_WIDTH_8 2
#define S1G_SUPP_CH_WIDTH_16 3
#define S1G_SUPP_CH_WIDTH_MAX(cap) ((1 << FIELD_GET(S1G_CAP0_SUPP_CH_WIDTH, \
cap[0])) << 1)
#define S1G_CAP1_RX_LDPC BIT(0)
#define S1G_CAP1_TX_STBC BIT(1)
#define S1G_CAP1_RX_STBC BIT(2)
#define S1G_CAP1_SU_BFER BIT(3)
#define S1G_CAP1_SU_BFEE BIT(4)
#define S1G_CAP1_BFEE_STS GENMASK(7, 5)
#define S1G_CAP2_SOUNDING_DIMENSIONS GENMASK(2, 0)
#define S1G_CAP2_MU_BFER BIT(3)
#define S1G_CAP2_MU_BFEE BIT(4)
#define S1G_CAP2_PLUS_HTC_VHT BIT(5)
#define S1G_CAP2_TRAVELING_PILOT GENMASK(7, 6)
#define S1G_CAP3_RD_RESPONDER BIT(0)
#define S1G_CAP3_HT_DELAYED_BA BIT(1)
#define S1G_CAP3_MAX_MPDU_LEN BIT(2)
#define S1G_CAP3_MAX_AMPDU_LEN_EXP GENMASK(4, 3)
#define S1G_CAP3_MIN_MPDU_START GENMASK(7, 5)
#define S1G_CAP4_UPLINK_SYNC BIT(0)
#define S1G_CAP4_DYNAMIC_AID BIT(1)
#define S1G_CAP4_BAT BIT(2)
#define S1G_CAP4_TIME_ADE BIT(3)
#define S1G_CAP4_NON_TIM BIT(4)
#define S1G_CAP4_GROUP_AID BIT(5)
#define S1G_CAP4_STA_TYPE GENMASK(7, 6)
#define S1G_CAP5_CENT_AUTH_CONTROL BIT(0)
#define S1G_CAP5_DIST_AUTH_CONTROL BIT(1)
#define S1G_CAP5_AMSDU BIT(2)
#define S1G_CAP5_AMPDU BIT(3)
#define S1G_CAP5_ASYMMETRIC_BA BIT(4)
#define S1G_CAP5_FLOW_CONTROL BIT(5)
#define S1G_CAP5_SECTORIZED_BEAM GENMASK(7, 6)
#define S1G_CAP6_OBSS_MITIGATION BIT(0)
#define S1G_CAP6_FRAGMENT_BA BIT(1)
#define S1G_CAP6_NDP_PS_POLL BIT(2)
#define S1G_CAP6_RAW_OPERATION BIT(3)
#define S1G_CAP6_PAGE_SLICING BIT(4)
#define S1G_CAP6_TXOP_SHARING_IMP_ACK BIT(5)
#define S1G_CAP6_VHT_LINK_ADAPT GENMASK(7, 6)
#define S1G_CAP7_TACK_AS_PS_POLL BIT(0)
#define S1G_CAP7_DUP_1MHZ BIT(1)
#define S1G_CAP7_MCS_NEGOTIATION BIT(2)
#define S1G_CAP7_1MHZ_CTL_RESPONSE_PREAMBLE BIT(3)
#define S1G_CAP7_NDP_BFING_REPORT_POLL BIT(4)
#define S1G_CAP7_UNSOLICITED_DYN_AID BIT(5)
#define S1G_CAP7_SECTOR_TRAINING_OPERATION BIT(6)
#define S1G_CAP7_TEMP_PS_MODE_SWITCH BIT(7)
#define S1G_CAP8_TWT_GROUPING BIT(0)
#define S1G_CAP8_BDT BIT(1)
#define S1G_CAP8_COLOR GENMASK(4, 2)
#define S1G_CAP8_TWT_REQUEST BIT(5)
#define S1G_CAP8_TWT_RESPOND BIT(6)
#define S1G_CAP8_PV1_FRAME BIT(7)
#define S1G_CAP9_LINK_ADAPT_PER_CONTROL_RESPONSE BIT(0)
#define S1G_OPER_CH_WIDTH_PRIMARY_1MHZ BIT(0)
#define S1G_OPER_CH_WIDTH_OPER GENMASK(4, 1)
/* EHT MAC capabilities as defined in P802.11be_D2.0 section 9.4.2.313.2 */
#define IEEE80211_EHT_MAC_CAP0_EPCS_PRIO_ACCESS 0x01
#define IEEE80211_EHT_MAC_CAP0_OM_CONTROL 0x02
#define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE1 0x04
#define IEEE80211_EHT_MAC_CAP0_TRIG_TXOP_SHARING_MODE2 0x08
#define IEEE80211_EHT_MAC_CAP0_RESTRICTED_TWT 0x10
#define IEEE80211_EHT_MAC_CAP0_SCS_TRAFFIC_DESC 0x20
#define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_MASK 0xc0
#define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_3895 0
#define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_7991 1
#define IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_11454 2
#define IEEE80211_EHT_MAC_CAP1_MAX_AMPDU_LEN_MASK 0x01
/* EHT PHY capabilities as defined in P802.11be_D2.0 section 9.4.2.313.3 */
#define IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ 0x02
#define IEEE80211_EHT_PHY_CAP0_242_TONE_RU_GT20MHZ 0x04
#define IEEE80211_EHT_PHY_CAP0_NDP_4_EHT_LFT_32_GI 0x08
#define IEEE80211_EHT_PHY_CAP0_PARTIAL_BW_UL_MU_MIMO 0x10
#define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMER 0x20
#define IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMEE 0x40
/* EHT beamformee number of spatial streams <= 80MHz is split */
#define IEEE80211_EHT_PHY_CAP0_BEAMFORMEE_SS_80MHZ_MASK 0x80
#define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_80MHZ_MASK 0x03
#define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_160MHZ_MASK 0x1c
#define IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_320MHZ_MASK 0xe0
#define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_80MHZ_MASK 0x07
#define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_160MHZ_MASK 0x38
/* EHT number of sounding dimensions for 320MHz is split */
#define IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_320MHZ_MASK 0xc0
#define IEEE80211_EHT_PHY_CAP3_SOUNDING_DIM_320MHZ_MASK 0x01
#define IEEE80211_EHT_PHY_CAP3_NG_16_SU_FEEDBACK 0x02
#define IEEE80211_EHT_PHY_CAP3_NG_16_MU_FEEDBACK 0x04
#define IEEE80211_EHT_PHY_CAP3_CODEBOOK_4_2_SU_FDBK 0x08
#define IEEE80211_EHT_PHY_CAP3_CODEBOOK_7_5_MU_FDBK 0x10
#define IEEE80211_EHT_PHY_CAP3_TRIG_SU_BF_FDBK 0x20
#define IEEE80211_EHT_PHY_CAP3_TRIG_MU_BF_PART_BW_FDBK 0x40
#define IEEE80211_EHT_PHY_CAP3_TRIG_CQI_FDBK 0x80
#define IEEE80211_EHT_PHY_CAP4_PART_BW_DL_MU_MIMO 0x01
#define IEEE80211_EHT_PHY_CAP4_PSR_SR_SUPP 0x02
#define IEEE80211_EHT_PHY_CAP4_POWER_BOOST_FACT_SUPP 0x04
#define IEEE80211_EHT_PHY_CAP4_EHT_MU_PPDU_4_EHT_LTF_08_GI 0x08
#define IEEE80211_EHT_PHY_CAP4_MAX_NC_MASK 0xf0
#define IEEE80211_EHT_PHY_CAP5_NON_TRIG_CQI_FEEDBACK 0x01
#define IEEE80211_EHT_PHY_CAP5_TX_LESS_242_TONE_RU_SUPP 0x02
#define IEEE80211_EHT_PHY_CAP5_RX_LESS_242_TONE_RU_SUPP 0x04
#define IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT 0x08
#define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK 0x30
#define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_0US 0
#define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_8US 1
#define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_16US 2
#define IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_20US 3
/* Maximum number of supported EHT LTF is split */
#define IEEE80211_EHT_PHY_CAP5_MAX_NUM_SUPP_EHT_LTF_MASK 0xc0
#define IEEE80211_EHT_PHY_CAP5_SUPP_EXTRA_EHT_LTF 0x40
#define IEEE80211_EHT_PHY_CAP6_MAX_NUM_SUPP_EHT_LTF_MASK 0x07
#define IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_MASK 0x78
#define IEEE80211_EHT_PHY_CAP6_EHT_DUP_6GHZ_SUPP 0x80
#define IEEE80211_EHT_PHY_CAP7_20MHZ_STA_RX_NDP_WIDER_BW 0x01
#define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_80MHZ 0x02
#define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_160MHZ 0x04
#define IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_320MHZ 0x08
#define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_80MHZ 0x10
#define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_160MHZ 0x20
#define IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_320MHZ 0x40
#define IEEE80211_EHT_PHY_CAP7_TB_SOUNDING_FDBK_RATE_LIMIT 0x80
#define IEEE80211_EHT_PHY_CAP8_RX_1024QAM_WIDER_BW_DL_OFDMA 0x01
#define IEEE80211_EHT_PHY_CAP8_RX_4096QAM_WIDER_BW_DL_OFDMA 0x02
/*
* EHT operation channel width as defined in P802.11be_D2.0 section 9.4.2.311
*/
#define IEEE80211_EHT_OPER_CHAN_WIDTH 0x7
#define IEEE80211_EHT_OPER_CHAN_WIDTH_20MHZ 0
#define IEEE80211_EHT_OPER_CHAN_WIDTH_40MHZ 1
#define IEEE80211_EHT_OPER_CHAN_WIDTH_80MHZ 2
#define IEEE80211_EHT_OPER_CHAN_WIDTH_160MHZ 3
#define IEEE80211_EHT_OPER_CHAN_WIDTH_320MHZ 4
/* Calculate 802.11be EHT capabilities IE Tx/Rx EHT MCS NSS Support Field size */
static inline u8
ieee80211_eht_mcs_nss_size(const struct ieee80211_he_cap_elem *he_cap,
const struct ieee80211_eht_cap_elem_fixed *eht_cap,
bool from_ap)
{
u8 count = 0;
/* on 2.4 GHz, if it supports 40 MHz, the result is 3 */
if (he_cap->phy_cap_info[0] &
IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G)
return 3;
/* on 2.4 GHz, these three bits are reserved, so should be 0 */
if (he_cap->phy_cap_info[0] &
IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G)
count += 3;
if (he_cap->phy_cap_info[0] &
IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G)
count += 3;
if (eht_cap->phy_cap_info[0] & IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ)
count += 3;
if (count)
return count;
return from_ap ? 3 : 4;
}
/* 802.11be EHT PPE Thresholds */
#define IEEE80211_EHT_PPE_THRES_NSS_POS 0
#define IEEE80211_EHT_PPE_THRES_NSS_MASK 0xf
#define IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK 0x1f0
#define IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE 3
#define IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE 9
/*
* Calculate 802.11be EHT capabilities IE EHT field size
*/
static inline u8
ieee80211_eht_ppe_size(u16 ppe_thres_hdr, const u8 *phy_cap_info)
{
u32 n;
if (!(phy_cap_info[5] &
IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT))
return 0;
n = hweight16(ppe_thres_hdr &
IEEE80211_EHT_PPE_THRES_RU_INDEX_BITMASK_MASK);
n *= 1 + u16_get_bits(ppe_thres_hdr, IEEE80211_EHT_PPE_THRES_NSS_MASK);
/*
* Each pair is 6 bits, and we need to add the 9 "header" bits to the
* total size.
*/
n = n * IEEE80211_EHT_PPE_THRES_INFO_PPET_SIZE * 2 +
IEEE80211_EHT_PPE_THRES_INFO_HEADER_SIZE;
return DIV_ROUND_UP(n, 8);
}
static inline bool
ieee80211_eht_capa_size_ok(const u8 *he_capa, const u8 *data, u8 len,
bool from_ap)
{
const struct ieee80211_eht_cap_elem_fixed *elem = (const void *)data;
u8 needed = sizeof(struct ieee80211_eht_cap_elem_fixed);
if (len < needed || !he_capa)
return false;
needed += ieee80211_eht_mcs_nss_size((const void *)he_capa,
(const void *)data,
from_ap);
if (len < needed)
return false;
if (elem->phy_cap_info[5] &
IEEE80211_EHT_PHY_CAP5_PPE_THRESHOLD_PRESENT) {
u16 ppe_thres_hdr;
if (len < needed + sizeof(ppe_thres_hdr))
return false;
ppe_thres_hdr = get_unaligned_le16(data + needed);
needed += ieee80211_eht_ppe_size(ppe_thres_hdr,
elem->phy_cap_info);
}
return len >= needed;
}
static inline bool
ieee80211_eht_oper_size_ok(const u8 *data, u8 len)
{
const struct ieee80211_eht_operation *elem = (const void *)data;
u8 needed = sizeof(*elem);
if (len < needed)
return false;
if (elem->params & IEEE80211_EHT_OPER_INFO_PRESENT) {
needed += 3;
if (elem->params &
IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT)
needed += 2;
}
return len >= needed;
}
#define LISTEN_INT_USF GENMASK(15, 14)
#define LISTEN_INT_UI GENMASK(13, 0)
#define IEEE80211_MAX_USF FIELD_MAX(LISTEN_INT_USF)
#define IEEE80211_MAX_UI FIELD_MAX(LISTEN_INT_UI)
/* Authentication algorithms */
#define WLAN_AUTH_OPEN 0
#define WLAN_AUTH_SHARED_KEY 1
#define WLAN_AUTH_FT 2
#define WLAN_AUTH_SAE 3
#define WLAN_AUTH_FILS_SK 4
#define WLAN_AUTH_FILS_SK_PFS 5
#define WLAN_AUTH_FILS_PK 6
#define WLAN_AUTH_LEAP 128
#define WLAN_AUTH_CHALLENGE_LEN 128
#define WLAN_CAPABILITY_ESS (1<<0)
#define WLAN_CAPABILITY_IBSS (1<<1)
/*
* A mesh STA sets the ESS and IBSS capability bits to zero.
* however, this holds true for p2p probe responses (in the p2p_find
* phase) as well.
*/
#define WLAN_CAPABILITY_IS_STA_BSS(cap) \
(!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)))
#define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
#define WLAN_CAPABILITY_PRIVACY (1<<4)
#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
#define WLAN_CAPABILITY_PBCC (1<<6)
#define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
/* 802.11h */
#define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
#define WLAN_CAPABILITY_QOS (1<<9)
#define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
#define WLAN_CAPABILITY_APSD (1<<11)
#define WLAN_CAPABILITY_RADIO_MEASURE (1<<12)
#define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
#define WLAN_CAPABILITY_DEL_BACK (1<<14)
#define WLAN_CAPABILITY_IMM_BACK (1<<15)
/* DMG (60gHz) 802.11ad */
/* type - bits 0..1 */
#define WLAN_CAPABILITY_DMG_TYPE_MASK (3<<0)
#define WLAN_CAPABILITY_DMG_TYPE_IBSS (1<<0) /* Tx by: STA */
#define WLAN_CAPABILITY_DMG_TYPE_PBSS (2<<0) /* Tx by: PCP */
#define WLAN_CAPABILITY_DMG_TYPE_AP (3<<0) /* Tx by: AP */
#define WLAN_CAPABILITY_DMG_CBAP_ONLY (1<<2)
#define WLAN_CAPABILITY_DMG_CBAP_SOURCE (1<<3)
#define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
#define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
#define WLAN_CAPABILITY_DMG_SPECTRUM_MGMT (1<<8)
#define WLAN_CAPABILITY_DMG_RADIO_MEASURE (1<<12)
/* measurement */
#define IEEE80211_SPCT_MSR_RPRT_MODE_LATE (1<<0)
#define IEEE80211_SPCT_MSR_RPRT_MODE_INCAPABLE (1<<1)
#define IEEE80211_SPCT_MSR_RPRT_MODE_REFUSED (1<<2)
#define IEEE80211_SPCT_MSR_RPRT_TYPE_BASIC 0
#define IEEE80211_SPCT_MSR_RPRT_TYPE_CCA 1
#define IEEE80211_SPCT_MSR_RPRT_TYPE_RPI 2
#define IEEE80211_SPCT_MSR_RPRT_TYPE_LCI 8
#define IEEE80211_SPCT_MSR_RPRT_TYPE_CIVIC 11
/* 802.11g ERP information element */
#define WLAN_ERP_NON_ERP_PRESENT (1<<0)
#define WLAN_ERP_USE_PROTECTION (1<<1)
#define WLAN_ERP_BARKER_PREAMBLE (1<<2)
/* WLAN_ERP_BARKER_PREAMBLE values */
enum {
WLAN_ERP_PREAMBLE_SHORT = 0,
WLAN_ERP_PREAMBLE_LONG = 1,
};
/* Band ID, 802.11ad #8.4.1.45 */
enum {
IEEE80211_BANDID_TV_WS = 0, /* TV white spaces */
IEEE80211_BANDID_SUB1 = 1, /* Sub-1 GHz (excluding TV white spaces) */
IEEE80211_BANDID_2G = 2, /* 2.4 GHz */
IEEE80211_BANDID_3G = 3, /* 3.6 GHz */
IEEE80211_BANDID_5G = 4, /* 4.9 and 5 GHz */
IEEE80211_BANDID_60G = 5, /* 60 GHz */
};
/* Status codes */
enum ieee80211_statuscode {
WLAN_STATUS_SUCCESS = 0,
WLAN_STATUS_UNSPECIFIED_FAILURE = 1,
WLAN_STATUS_CAPS_UNSUPPORTED = 10,
WLAN_STATUS_REASSOC_NO_ASSOC = 11,
WLAN_STATUS_ASSOC_DENIED_UNSPEC = 12,
WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG = 13,
WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION = 14,
WLAN_STATUS_CHALLENGE_FAIL = 15,
WLAN_STATUS_AUTH_TIMEOUT = 16,
WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA = 17,
WLAN_STATUS_ASSOC_DENIED_RATES = 18,
/* 802.11b */
WLAN_STATUS_ASSOC_DENIED_NOSHORTPREAMBLE = 19,
WLAN_STATUS_ASSOC_DENIED_NOPBCC = 20,
WLAN_STATUS_ASSOC_DENIED_NOAGILITY = 21,
/* 802.11h */
WLAN_STATUS_ASSOC_DENIED_NOSPECTRUM = 22,
WLAN_STATUS_ASSOC_REJECTED_BAD_POWER = 23,
WLAN_STATUS_ASSOC_REJECTED_BAD_SUPP_CHAN = 24,
/* 802.11g */
WLAN_STATUS_ASSOC_DENIED_NOSHORTTIME = 25,
WLAN_STATUS_ASSOC_DENIED_NODSSSOFDM = 26,
/* 802.11w */
WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY = 30,
WLAN_STATUS_ROBUST_MGMT_FRAME_POLICY_VIOLATION = 31,
/* 802.11i */
WLAN_STATUS_INVALID_IE = 40,
WLAN_STATUS_INVALID_GROUP_CIPHER = 41,
WLAN_STATUS_INVALID_PAIRWISE_CIPHER = 42,
WLAN_STATUS_INVALID_AKMP = 43,
WLAN_STATUS_UNSUPP_RSN_VERSION = 44,
WLAN_STATUS_INVALID_RSN_IE_CAP = 45,
WLAN_STATUS_CIPHER_SUITE_REJECTED = 46,
/* 802.11e */
WLAN_STATUS_UNSPECIFIED_QOS = 32,
WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33,
WLAN_STATUS_ASSOC_DENIED_LOWACK = 34,
WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35,
WLAN_STATUS_REQUEST_DECLINED = 37,
WLAN_STATUS_INVALID_QOS_PARAM = 38,
WLAN_STATUS_CHANGE_TSPEC = 39,
WLAN_STATUS_WAIT_TS_DELAY = 47,
WLAN_STATUS_NO_DIRECT_LINK = 48,
WLAN_STATUS_STA_NOT_PRESENT = 49,
WLAN_STATUS_STA_NOT_QSTA = 50,
/* 802.11s */
WLAN_STATUS_ANTI_CLOG_REQUIRED = 76,
WLAN_STATUS_FCG_NOT_SUPP = 78,
WLAN_STATUS_STA_NO_TBTT = 78,
/* 802.11ad */
WLAN_STATUS_REJECTED_WITH_SUGGESTED_CHANGES = 39,
WLAN_STATUS_REJECTED_FOR_DELAY_PERIOD = 47,
WLAN_STATUS_REJECT_WITH_SCHEDULE = 83,
WLAN_STATUS_PENDING_ADMITTING_FST_SESSION = 86,
WLAN_STATUS_PERFORMING_FST_NOW = 87,
WLAN_STATUS_PENDING_GAP_IN_BA_WINDOW = 88,
WLAN_STATUS_REJECT_U_PID_SETTING = 89,
WLAN_STATUS_REJECT_DSE_BAND = 96,
WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
/* 802.11ai */
WLAN_STATUS_FILS_AUTHENTICATION_FAILURE = 108,
WLAN_STATUS_UNKNOWN_AUTHENTICATION_SERVER = 109,
WLAN_STATUS_SAE_HASH_TO_ELEMENT = 126,
WLAN_STATUS_SAE_PK = 127,
};
/* Reason codes */
enum ieee80211_reasoncode {
WLAN_REASON_UNSPECIFIED = 1,
WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
WLAN_REASON_DEAUTH_LEAVING = 3,
WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY = 4,
WLAN_REASON_DISASSOC_AP_BUSY = 5,
WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA = 6,
WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA = 7,
WLAN_REASON_DISASSOC_STA_HAS_LEFT = 8,
WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH = 9,
/* 802.11h */
WLAN_REASON_DISASSOC_BAD_POWER = 10,
WLAN_REASON_DISASSOC_BAD_SUPP_CHAN = 11,
/* 802.11i */
WLAN_REASON_INVALID_IE = 13,
WLAN_REASON_MIC_FAILURE = 14,
WLAN_REASON_4WAY_HANDSHAKE_TIMEOUT = 15,
WLAN_REASON_GROUP_KEY_HANDSHAKE_TIMEOUT = 16,
WLAN_REASON_IE_DIFFERENT = 17,
WLAN_REASON_INVALID_GROUP_CIPHER = 18,
WLAN_REASON_INVALID_PAIRWISE_CIPHER = 19,
WLAN_REASON_INVALID_AKMP = 20,
WLAN_REASON_UNSUPP_RSN_VERSION = 21,
WLAN_REASON_INVALID_RSN_IE_CAP = 22,
WLAN_REASON_IEEE8021X_FAILED = 23,
WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
/* TDLS (802.11z) */
WLAN_REASON_TDLS_TEARDOWN_UNREACHABLE = 25,
WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED = 26,
/* 802.11e */
WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32,
WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33,
WLAN_REASON_DISASSOC_LOW_ACK = 34,
WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35,
WLAN_REASON_QSTA_LEAVE_QBSS = 36,
WLAN_REASON_QSTA_NOT_USE = 37,
WLAN_REASON_QSTA_REQUIRE_SETUP = 38,
WLAN_REASON_QSTA_TIMEOUT = 39,
WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45,
/* 802.11s */
WLAN_REASON_MESH_PEER_CANCELED = 52,
WLAN_REASON_MESH_MAX_PEERS = 53,
WLAN_REASON_MESH_CONFIG = 54,
WLAN_REASON_MESH_CLOSE = 55,
WLAN_REASON_MESH_MAX_RETRIES = 56,
WLAN_REASON_MESH_CONFIRM_TIMEOUT = 57,
WLAN_REASON_MESH_INVALID_GTK = 58,
WLAN_REASON_MESH_INCONSISTENT_PARAM = 59,
WLAN_REASON_MESH_INVALID_SECURITY = 60,
WLAN_REASON_MESH_PATH_ERROR = 61,
WLAN_REASON_MESH_PATH_NOFORWARD = 62,
WLAN_REASON_MESH_PATH_DEST_UNREACHABLE = 63,
WLAN_REASON_MAC_EXISTS_IN_MBSS = 64,
WLAN_REASON_MESH_CHAN_REGULATORY = 65,
WLAN_REASON_MESH_CHAN = 66,
};
/* Information Element IDs */
enum ieee80211_eid {
WLAN_EID_SSID = 0,
WLAN_EID_SUPP_RATES = 1,
WLAN_EID_FH_PARAMS = 2, /* reserved now */
WLAN_EID_DS_PARAMS = 3,
WLAN_EID_CF_PARAMS = 4,
WLAN_EID_TIM = 5,
WLAN_EID_IBSS_PARAMS = 6,
WLAN_EID_COUNTRY = 7,
/* 8, 9 reserved */
WLAN_EID_REQUEST = 10,
WLAN_EID_QBSS_LOAD = 11,
WLAN_EID_EDCA_PARAM_SET = 12,
WLAN_EID_TSPEC = 13,
WLAN_EID_TCLAS = 14,
WLAN_EID_SCHEDULE = 15,
WLAN_EID_CHALLENGE = 16,
/* 17-31 reserved for challenge text extension */
WLAN_EID_PWR_CONSTRAINT = 32,
WLAN_EID_PWR_CAPABILITY = 33,
WLAN_EID_TPC_REQUEST = 34,
WLAN_EID_TPC_REPORT = 35,
WLAN_EID_SUPPORTED_CHANNELS = 36,
WLAN_EID_CHANNEL_SWITCH = 37,
WLAN_EID_MEASURE_REQUEST = 38,
WLAN_EID_MEASURE_REPORT = 39,
WLAN_EID_QUIET = 40,
WLAN_EID_IBSS_DFS = 41,
WLAN_EID_ERP_INFO = 42,
WLAN_EID_TS_DELAY = 43,
WLAN_EID_TCLAS_PROCESSING = 44,
WLAN_EID_HT_CAPABILITY = 45,
WLAN_EID_QOS_CAPA = 46,
/* 47 reserved for Broadcom */
WLAN_EID_RSN = 48,
WLAN_EID_802_15_COEX = 49,
WLAN_EID_EXT_SUPP_RATES = 50,
WLAN_EID_AP_CHAN_REPORT = 51,
WLAN_EID_NEIGHBOR_REPORT = 52,
WLAN_EID_RCPI = 53,
WLAN_EID_MOBILITY_DOMAIN = 54,
WLAN_EID_FAST_BSS_TRANSITION = 55,
WLAN_EID_TIMEOUT_INTERVAL = 56,
WLAN_EID_RIC_DATA = 57,
WLAN_EID_DSE_REGISTERED_LOCATION = 58,
WLAN_EID_SUPPORTED_REGULATORY_CLASSES = 59,
WLAN_EID_EXT_CHANSWITCH_ANN = 60,
WLAN_EID_HT_OPERATION = 61,
WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
WLAN_EID_BSS_AVG_ACCESS_DELAY = 63,
WLAN_EID_ANTENNA_INFO = 64,
WLAN_EID_RSNI = 65,
WLAN_EID_MEASUREMENT_PILOT_TX_INFO = 66,
WLAN_EID_BSS_AVAILABLE_CAPACITY = 67,
WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
WLAN_EID_TIME_ADVERTISEMENT = 69,
WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
WLAN_EID_MULTIPLE_BSSID = 71,
WLAN_EID_BSS_COEX_2040 = 72,
WLAN_EID_BSS_INTOLERANT_CHL_REPORT = 73,
WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
WLAN_EID_RIC_DESCRIPTOR = 75,
WLAN_EID_MMIE = 76,
WLAN_EID_ASSOC_COMEBACK_TIME = 77,
WLAN_EID_EVENT_REQUEST = 78,
WLAN_EID_EVENT_REPORT = 79,
WLAN_EID_DIAGNOSTIC_REQUEST = 80,
WLAN_EID_DIAGNOSTIC_REPORT = 81,
WLAN_EID_LOCATION_PARAMS = 82,
WLAN_EID_NON_TX_BSSID_CAP = 83,
WLAN_EID_SSID_LIST = 84,
WLAN_EID_MULTI_BSSID_IDX = 85,
WLAN_EID_FMS_DESCRIPTOR = 86,
WLAN_EID_FMS_REQUEST = 87,
WLAN_EID_FMS_RESPONSE = 88,
WLAN_EID_QOS_TRAFFIC_CAPA = 89,
WLAN_EID_BSS_MAX_IDLE_PERIOD = 90,
WLAN_EID_TSF_REQUEST = 91,
WLAN_EID_TSF_RESPOSNE = 92,
WLAN_EID_WNM_SLEEP_MODE = 93,
WLAN_EID_TIM_BCAST_REQ = 94,
WLAN_EID_TIM_BCAST_RESP = 95,
WLAN_EID_COLL_IF_REPORT = 96,
WLAN_EID_CHANNEL_USAGE = 97,
WLAN_EID_TIME_ZONE = 98,
WLAN_EID_DMS_REQUEST = 99,
WLAN_EID_DMS_RESPONSE = 100,
WLAN_EID_LINK_ID = 101,
WLAN_EID_WAKEUP_SCHEDUL = 102,
/* 103 reserved */
WLAN_EID_CHAN_SWITCH_TIMING = 104,
WLAN_EID_PTI_CONTROL = 105,
WLAN_EID_PU_BUFFER_STATUS = 106,
WLAN_EID_INTERWORKING = 107,
WLAN_EID_ADVERTISEMENT_PROTOCOL = 108,
WLAN_EID_EXPEDITED_BW_REQ = 109,
WLAN_EID_QOS_MAP_SET = 110,
WLAN_EID_ROAMING_CONSORTIUM = 111,
WLAN_EID_EMERGENCY_ALERT = 112,
WLAN_EID_MESH_CONFIG = 113,
WLAN_EID_MESH_ID = 114,
WLAN_EID_LINK_METRIC_REPORT = 115,
WLAN_EID_CONGESTION_NOTIFICATION = 116,
WLAN_EID_PEER_MGMT = 117,
WLAN_EID_CHAN_SWITCH_PARAM = 118,
WLAN_EID_MESH_AWAKE_WINDOW = 119,
WLAN_EID_BEACON_TIMING = 120,
WLAN_EID_MCCAOP_SETUP_REQ = 121,
WLAN_EID_MCCAOP_SETUP_RESP = 122,
WLAN_EID_MCCAOP_ADVERT = 123,
WLAN_EID_MCCAOP_TEARDOWN = 124,
WLAN_EID_GANN = 125,
WLAN_EID_RANN = 126,
WLAN_EID_EXT_CAPABILITY = 127,
/* 128, 129 reserved for Agere */
WLAN_EID_PREQ = 130,
WLAN_EID_PREP = 131,
WLAN_EID_PERR = 132,
/* 133-136 reserved for Cisco */
WLAN_EID_PXU = 137,
WLAN_EID_PXUC = 138,
WLAN_EID_AUTH_MESH_PEER_EXCH = 139,
WLAN_EID_MIC = 140,
WLAN_EID_DESTINATION_URI = 141,
WLAN_EID_UAPSD_COEX = 142,
WLAN_EID_WAKEUP_SCHEDULE = 143,
WLAN_EID_EXT_SCHEDULE = 144,
WLAN_EID_STA_AVAILABILITY = 145,
WLAN_EID_DMG_TSPEC = 146,
WLAN_EID_DMG_AT = 147,
WLAN_EID_DMG_CAP = 148,
/* 149 reserved for Cisco */
WLAN_EID_CISCO_VENDOR_SPECIFIC = 150,
WLAN_EID_DMG_OPERATION = 151,
WLAN_EID_DMG_BSS_PARAM_CHANGE = 152,
WLAN_EID_DMG_BEAM_REFINEMENT = 153,
WLAN_EID_CHANNEL_MEASURE_FEEDBACK = 154,
/* 155-156 reserved for Cisco */
WLAN_EID_AWAKE_WINDOW = 157,
WLAN_EID_MULTI_BAND = 158,
WLAN_EID_ADDBA_EXT = 159,
WLAN_EID_NEXT_PCP_LIST = 160,
WLAN_EID_PCP_HANDOVER = 161,
WLAN_EID_DMG_LINK_MARGIN = 162,
WLAN_EID_SWITCHING_STREAM = 163,
WLAN_EID_SESSION_TRANSITION = 164,
WLAN_EID_DYN_TONE_PAIRING_REPORT = 165,
WLAN_EID_CLUSTER_REPORT = 166,
WLAN_EID_RELAY_CAP = 167,
WLAN_EID_RELAY_XFER_PARAM_SET = 168,
WLAN_EID_BEAM_LINK_MAINT = 169,
WLAN_EID_MULTIPLE_MAC_ADDR = 170,
WLAN_EID_U_PID = 171,
WLAN_EID_DMG_LINK_ADAPT_ACK = 172,
/* 173 reserved for Symbol */
WLAN_EID_MCCAOP_ADV_OVERVIEW = 174,
WLAN_EID_QUIET_PERIOD_REQ = 175,
/* 176 reserved for Symbol */
WLAN_EID_QUIET_PERIOD_RESP = 177,
/* 178-179 reserved for Symbol */
/* 180 reserved for ISO/IEC 20011 */
WLAN_EID_EPAC_POLICY = 182,
WLAN_EID_CLISTER_TIME_OFF = 183,
WLAN_EID_INTER_AC_PRIO = 184,
WLAN_EID_SCS_DESCRIPTOR = 185,
WLAN_EID_QLOAD_REPORT = 186,
WLAN_EID_HCCA_TXOP_UPDATE_COUNT = 187,
WLAN_EID_HL_STREAM_ID = 188,
WLAN_EID_GCR_GROUP_ADDR = 189,
WLAN_EID_ANTENNA_SECTOR_ID_PATTERN = 190,
WLAN_EID_VHT_CAPABILITY = 191,
WLAN_EID_VHT_OPERATION = 192,
WLAN_EID_EXTENDED_BSS_LOAD = 193,
WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
WLAN_EID_TX_POWER_ENVELOPE = 195,
WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
WLAN_EID_AID = 197,
WLAN_EID_QUIET_CHANNEL = 198,
WLAN_EID_OPMODE_NOTIF = 199,
WLAN_EID_REDUCED_NEIGHBOR_REPORT = 201,
WLAN_EID_AID_REQUEST = 210,
WLAN_EID_AID_RESPONSE = 211,
WLAN_EID_S1G_BCN_COMPAT = 213,
WLAN_EID_S1G_SHORT_BCN_INTERVAL = 214,
WLAN_EID_S1G_TWT = 216,
WLAN_EID_S1G_CAPABILITIES = 217,
WLAN_EID_VENDOR_SPECIFIC = 221,
WLAN_EID_QOS_PARAMETER = 222,
WLAN_EID_S1G_OPERATION = 232,
WLAN_EID_CAG_NUMBER = 237,
WLAN_EID_AP_CSN = 239,
WLAN_EID_FILS_INDICATION = 240,
WLAN_EID_DILS = 241,
WLAN_EID_FRAGMENT = 242,
WLAN_EID_RSNX = 244,
WLAN_EID_EXTENSION = 255
};
/* Element ID Extensions for Element ID 255 */
enum ieee80211_eid_ext {
WLAN_EID_EXT_ASSOC_DELAY_INFO = 1,
WLAN_EID_EXT_FILS_REQ_PARAMS = 2,
WLAN_EID_EXT_FILS_KEY_CONFIRM = 3,
WLAN_EID_EXT_FILS_SESSION = 4,
WLAN_EID_EXT_FILS_HLP_CONTAINER = 5,
WLAN_EID_EXT_FILS_IP_ADDR_ASSIGN = 6,
WLAN_EID_EXT_KEY_DELIVERY = 7,
WLAN_EID_EXT_FILS_WRAPPED_DATA = 8,
WLAN_EID_EXT_FILS_PUBLIC_KEY = 12,
WLAN_EID_EXT_FILS_NONCE = 13,
WLAN_EID_EXT_FUTURE_CHAN_GUIDANCE = 14,
WLAN_EID_EXT_HE_CAPABILITY = 35,
WLAN_EID_EXT_HE_OPERATION = 36,
WLAN_EID_EXT_UORA = 37,
WLAN_EID_EXT_HE_MU_EDCA = 38,
WLAN_EID_EXT_HE_SPR = 39,
WLAN_EID_EXT_NDP_FEEDBACK_REPORT_PARAMSET = 41,
WLAN_EID_EXT_BSS_COLOR_CHG_ANN = 42,
WLAN_EID_EXT_QUIET_TIME_PERIOD_SETUP = 43,
WLAN_EID_EXT_ESS_REPORT = 45,
WLAN_EID_EXT_OPS = 46,
WLAN_EID_EXT_HE_BSS_LOAD = 47,
WLAN_EID_EXT_MAX_CHANNEL_SWITCH_TIME = 52,
WLAN_EID_EXT_MULTIPLE_BSSID_CONFIGURATION = 55,
WLAN_EID_EXT_NON_INHERITANCE = 56,
WLAN_EID_EXT_KNOWN_BSSID = 57,
WLAN_EID_EXT_SHORT_SSID_LIST = 58,
WLAN_EID_EXT_HE_6GHZ_CAPA = 59,
WLAN_EID_EXT_UL_MU_POWER_CAPA = 60,
WLAN_EID_EXT_EHT_OPERATION = 106,
WLAN_EID_EXT_EHT_MULTI_LINK = 107,
WLAN_EID_EXT_EHT_CAPABILITY = 108,
};
/* Action category code */
enum ieee80211_category {
WLAN_CATEGORY_SPECTRUM_MGMT = 0,
WLAN_CATEGORY_QOS = 1,
WLAN_CATEGORY_DLS = 2,
WLAN_CATEGORY_BACK = 3,
WLAN_CATEGORY_PUBLIC = 4,
WLAN_CATEGORY_RADIO_MEASUREMENT = 5,
WLAN_CATEGORY_FAST_BBS_TRANSITION = 6,
WLAN_CATEGORY_HT = 7,
WLAN_CATEGORY_SA_QUERY = 8,
WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
WLAN_CATEGORY_WNM = 10,
WLAN_CATEGORY_WNM_UNPROTECTED = 11,
WLAN_CATEGORY_TDLS = 12,
WLAN_CATEGORY_MESH_ACTION = 13,
WLAN_CATEGORY_MULTIHOP_ACTION = 14,
WLAN_CATEGORY_SELF_PROTECTED = 15,
WLAN_CATEGORY_DMG = 16,
WLAN_CATEGORY_WMM = 17,
WLAN_CATEGORY_FST = 18,
WLAN_CATEGORY_UNPROT_DMG = 20,
WLAN_CATEGORY_VHT = 21,
WLAN_CATEGORY_S1G = 22,
WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
};
/* SPECTRUM_MGMT action code */
enum ieee80211_spectrum_mgmt_actioncode {
WLAN_ACTION_SPCT_MSR_REQ = 0,
WLAN_ACTION_SPCT_MSR_RPRT = 1,
WLAN_ACTION_SPCT_TPC_REQ = 2,
WLAN_ACTION_SPCT_TPC_RPRT = 3,
WLAN_ACTION_SPCT_CHL_SWITCH = 4,
};
/* HT action codes */
enum ieee80211_ht_actioncode {
WLAN_HT_ACTION_NOTIFY_CHANWIDTH = 0,
WLAN_HT_ACTION_SMPS = 1,
WLAN_HT_ACTION_PSMP = 2,
WLAN_HT_ACTION_PCO_PHASE = 3,
WLAN_HT_ACTION_CSI = 4,
WLAN_HT_ACTION_NONCOMPRESSED_BF = 5,
WLAN_HT_ACTION_COMPRESSED_BF = 6,
WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
};
/* VHT action codes */
enum ieee80211_vht_actioncode {
WLAN_VHT_ACTION_COMPRESSED_BF = 0,
WLAN_VHT_ACTION_GROUPID_MGMT = 1,
WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
};
/* Self Protected Action codes */
enum ieee80211_self_protected_actioncode {
WLAN_SP_RESERVED = 0,
WLAN_SP_MESH_PEERING_OPEN = 1,
WLAN_SP_MESH_PEERING_CONFIRM = 2,
WLAN_SP_MESH_PEERING_CLOSE = 3,
WLAN_SP_MGK_INFORM = 4,
WLAN_SP_MGK_ACK = 5,
};
/* Mesh action codes */
enum ieee80211_mesh_actioncode {
WLAN_MESH_ACTION_LINK_METRIC_REPORT,
WLAN_MESH_ACTION_HWMP_PATH_SELECTION,
WLAN_MESH_ACTION_GATE_ANNOUNCEMENT,
WLAN_MESH_ACTION_CONGESTION_CONTROL_NOTIFICATION,
WLAN_MESH_ACTION_MCCA_SETUP_REQUEST,
WLAN_MESH_ACTION_MCCA_SETUP_REPLY,
WLAN_MESH_ACTION_MCCA_ADVERTISEMENT_REQUEST,
WLAN_MESH_ACTION_MCCA_ADVERTISEMENT,
WLAN_MESH_ACTION_MCCA_TEARDOWN,
WLAN_MESH_ACTION_TBTT_ADJUSTMENT_REQUEST,
WLAN_MESH_ACTION_TBTT_ADJUSTMENT_RESPONSE,
};
/* Unprotected WNM action codes */
enum ieee80211_unprotected_wnm_actioncode {
WLAN_UNPROTECTED_WNM_ACTION_TIM = 0,
WLAN_UNPROTECTED_WNM_ACTION_TIMING_MEASUREMENT_RESPONSE = 1,
};
/* Security key length */
enum ieee80211_key_len {
WLAN_KEY_LEN_WEP40 = 5,
WLAN_KEY_LEN_WEP104 = 13,
WLAN_KEY_LEN_CCMP = 16,
WLAN_KEY_LEN_CCMP_256 = 32,
WLAN_KEY_LEN_TKIP = 32,
WLAN_KEY_LEN_AES_CMAC = 16,
WLAN_KEY_LEN_SMS4 = 32,
WLAN_KEY_LEN_GCMP = 16,
WLAN_KEY_LEN_GCMP_256 = 32,
WLAN_KEY_LEN_BIP_CMAC_256 = 32,
WLAN_KEY_LEN_BIP_GMAC_128 = 16,
WLAN_KEY_LEN_BIP_GMAC_256 = 32,
};
enum ieee80211_s1g_actioncode {
WLAN_S1G_AID_SWITCH_REQUEST,
WLAN_S1G_AID_SWITCH_RESPONSE,
WLAN_S1G_SYNC_CONTROL,
WLAN_S1G_STA_INFO_ANNOUNCE,
WLAN_S1G_EDCA_PARAM_SET,
WLAN_S1G_EL_OPERATION,
WLAN_S1G_TWT_SETUP,
WLAN_S1G_TWT_TEARDOWN,
WLAN_S1G_SECT_GROUP_ID_LIST,
WLAN_S1G_SECT_ID_FEEDBACK,
WLAN_S1G_TWT_INFORMATION = 11,
};
#define IEEE80211_WEP_IV_LEN 4
#define IEEE80211_WEP_ICV_LEN 4
#define IEEE80211_CCMP_HDR_LEN 8
#define IEEE80211_CCMP_MIC_LEN 8
#define IEEE80211_CCMP_PN_LEN 6
#define IEEE80211_CCMP_256_HDR_LEN 8
#define IEEE80211_CCMP_256_MIC_LEN 16
#define IEEE80211_CCMP_256_PN_LEN 6
#define IEEE80211_TKIP_IV_LEN 8
#define IEEE80211_TKIP_ICV_LEN 4
#define IEEE80211_CMAC_PN_LEN 6
#define IEEE80211_GMAC_PN_LEN 6
#define IEEE80211_GCMP_HDR_LEN 8
#define IEEE80211_GCMP_MIC_LEN 16
#define IEEE80211_GCMP_PN_LEN 6
#define FILS_NONCE_LEN 16
#define FILS_MAX_KEK_LEN 64
#define FILS_ERP_MAX_USERNAME_LEN 16
#define FILS_ERP_MAX_REALM_LEN 253
#define FILS_ERP_MAX_RRK_LEN 64
#define PMK_MAX_LEN 64
#define SAE_PASSWORD_MAX_LEN 128
/* Public action codes (IEEE Std 802.11-2016, 9.6.8.1, Table 9-307) */
enum ieee80211_pub_actioncode {
WLAN_PUB_ACTION_20_40_BSS_COEX = 0,
WLAN_PUB_ACTION_DSE_ENABLEMENT = 1,
WLAN_PUB_ACTION_DSE_DEENABLEMENT = 2,
WLAN_PUB_ACTION_DSE_REG_LOC_ANN = 3,
WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
WLAN_PUB_ACTION_DSE_MSMT_REQ = 5,
WLAN_PUB_ACTION_DSE_MSMT_RESP = 6,
WLAN_PUB_ACTION_MSMT_PILOT = 7,
WLAN_PUB_ACTION_DSE_PC = 8,
WLAN_PUB_ACTION_VENDOR_SPECIFIC = 9,
WLAN_PUB_ACTION_GAS_INITIAL_REQ = 10,
WLAN_PUB_ACTION_GAS_INITIAL_RESP = 11,
WLAN_PUB_ACTION_GAS_COMEBACK_REQ = 12,
WLAN_PUB_ACTION_GAS_COMEBACK_RESP = 13,
WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
WLAN_PUB_ACTION_LOC_TRACK_NOTI = 15,
WLAN_PUB_ACTION_QAB_REQUEST_FRAME = 16,
WLAN_PUB_ACTION_QAB_RESPONSE_FRAME = 17,
WLAN_PUB_ACTION_QMF_POLICY = 18,
WLAN_PUB_ACTION_QMF_POLICY_CHANGE = 19,
WLAN_PUB_ACTION_QLOAD_REQUEST = 20,
WLAN_PUB_ACTION_QLOAD_REPORT = 21,
WLAN_PUB_ACTION_HCCA_TXOP_ADVERT = 22,
WLAN_PUB_ACTION_HCCA_TXOP_RESPONSE = 23,
WLAN_PUB_ACTION_PUBLIC_KEY = 24,
WLAN_PUB_ACTION_CHANNEL_AVAIL_QUERY = 25,
WLAN_PUB_ACTION_CHANNEL_SCHEDULE_MGMT = 26,
WLAN_PUB_ACTION_CONTACT_VERI_SIGNAL = 27,
WLAN_PUB_ACTION_GDD_ENABLEMENT_REQ = 28,
WLAN_PUB_ACTION_GDD_ENABLEMENT_RESP = 29,
WLAN_PUB_ACTION_NETWORK_CHANNEL_CONTROL = 30,
WLAN_PUB_ACTION_WHITE_SPACE_MAP_ANN = 31,
WLAN_PUB_ACTION_FTM_REQUEST = 32,
WLAN_PUB_ACTION_FTM_RESPONSE = 33,
WLAN_PUB_ACTION_FILS_DISCOVERY = 34,
};
/* TDLS action codes */
enum ieee80211_tdls_actioncode {
WLAN_TDLS_SETUP_REQUEST = 0,
WLAN_TDLS_SETUP_RESPONSE = 1,
WLAN_TDLS_SETUP_CONFIRM = 2,
WLAN_TDLS_TEARDOWN = 3,
WLAN_TDLS_PEER_TRAFFIC_INDICATION = 4,
WLAN_TDLS_CHANNEL_SWITCH_REQUEST = 5,
WLAN_TDLS_CHANNEL_SWITCH_RESPONSE = 6,
WLAN_TDLS_PEER_PSM_REQUEST = 7,
WLAN_TDLS_PEER_PSM_RESPONSE = 8,
WLAN_TDLS_PEER_TRAFFIC_RESPONSE = 9,
WLAN_TDLS_DISCOVERY_REQUEST = 10,
};
/* Extended Channel Switching capability to be set in the 1st byte of
* the @WLAN_EID_EXT_CAPABILITY information element
*/
#define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING BIT(2)
/* Multiple BSSID capability is set in the 6th bit of 3rd byte of the
* @WLAN_EID_EXT_CAPABILITY information element
*/
#define WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT BIT(6)
/* Timing Measurement protocol for time sync is set in the 7th bit of 3rd byte
* of the @WLAN_EID_EXT_CAPABILITY information element
*/
#define WLAN_EXT_CAPA3_TIMING_MEASUREMENT_SUPPORT BIT(7)
/* TDLS capabilities in the 4th byte of @WLAN_EID_EXT_CAPABILITY */
#define WLAN_EXT_CAPA4_TDLS_BUFFER_STA BIT(4)
#define WLAN_EXT_CAPA4_TDLS_PEER_PSM BIT(5)
#define WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH BIT(6)
/* Interworking capabilities are set in 7th bit of 4th byte of the
* @WLAN_EID_EXT_CAPABILITY information element
*/
#define WLAN_EXT_CAPA4_INTERWORKING_ENABLED BIT(7)
/*
* TDLS capabililites to be enabled in the 5th byte of the
* @WLAN_EID_EXT_CAPABILITY information element
*/
#define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
#define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
#define WLAN_EXT_CAPA5_TDLS_CH_SW_PROHIBITED BIT(7)
#define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED BIT(5)
#define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6)
/* Defines the maximal number of MSDUs in an A-MSDU. */
#define WLAN_EXT_CAPA8_MAX_MSDU_IN_AMSDU_LSB BIT(7)
#define WLAN_EXT_CAPA9_MAX_MSDU_IN_AMSDU_MSB BIT(0)
/*
* Fine Timing Measurement Initiator - bit 71 of @WLAN_EID_EXT_CAPABILITY
* information element
*/
#define WLAN_EXT_CAPA9_FTM_INITIATOR BIT(7)
/* Defines support for TWT Requester and TWT Responder */
#define WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT BIT(5)
#define WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT BIT(6)
/*
* When set, indicates that the AP is able to tolerate 26-tone RU UL
* OFDMA transmissions using HE TB PPDU from OBSS (not falsely classify the
* 26-tone RU UL OFDMA transmissions as radar pulses).
*/
#define WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT BIT(7)
/* Defines support for enhanced multi-bssid advertisement*/
#define WLAN_EXT_CAPA11_EMA_SUPPORT BIT(3)
/* TDLS specific payload type in the LLC/SNAP header */
#define WLAN_TDLS_SNAP_RFTYPE 0x2
/* BSS Coex IE information field bits */
#define WLAN_BSS_COEX_INFORMATION_REQUEST BIT(0)
/**
* enum ieee80211_mesh_sync_method - mesh synchronization method identifier
*
* @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
* @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
* that will be specified in a vendor specific information element
*/
enum ieee80211_mesh_sync_method {
IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
IEEE80211_SYNC_METHOD_VENDOR = 255,
};
/**
* enum ieee80211_mesh_path_protocol - mesh path selection protocol identifier
*
* @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
* @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
* be specified in a vendor specific information element
*/
enum ieee80211_mesh_path_protocol {
IEEE80211_PATH_PROTOCOL_HWMP = 1,
IEEE80211_PATH_PROTOCOL_VENDOR = 255,
};
/**
* enum ieee80211_mesh_path_metric - mesh path selection metric identifier
*
* @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
* @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
* specified in a vendor specific information element
*/
enum ieee80211_mesh_path_metric {
IEEE80211_PATH_METRIC_AIRTIME = 1,
IEEE80211_PATH_METRIC_VENDOR = 255,
};
/**
* enum ieee80211_root_mode_identifier - root mesh STA mode identifier
*
* These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
*
* @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
* @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
* this value
* @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
* the proactive PREQ with proactive PREP subfield set to 0
* @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
* supports the proactive PREQ with proactive PREP subfield set to 1
* @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
* the proactive RANN
*/
enum ieee80211_root_mode_identifier {
IEEE80211_ROOTMODE_NO_ROOT = 0,
IEEE80211_ROOTMODE_ROOT = 1,
IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
IEEE80211_PROACTIVE_RANN = 4,
};
/*
* IEEE 802.11-2007 7.3.2.9 Country information element
*
* Minimum length is 8 octets, ie len must be evenly
* divisible by 2
*/
/* Although the spec says 8 I'm seeing 6 in practice */
#define IEEE80211_COUNTRY_IE_MIN_LEN 6
/* The Country String field of the element shall be 3 octets in length */
#define IEEE80211_COUNTRY_STRING_LEN 3
/*
* For regulatory extension stuff see IEEE 802.11-2007
* Annex I (page 1141) and Annex J (page 1147). Also
* review 7.3.2.9.
*
* When dot11RegulatoryClassesRequired is true and the
* first_channel/reg_extension_id is >= 201 then the IE
* compromises of the 'ext' struct represented below:
*
* - Regulatory extension ID - when generating IE this just needs
* to be monotonically increasing for each triplet passed in
* the IE
* - Regulatory class - index into set of rules
* - Coverage class - index into air propagation time (Table 7-27),
* in microseconds, you can compute the air propagation time from
* the index by multiplying by 3, so index 10 yields a propagation
* of 10 us. Valid values are 0-31, values 32-255 are not defined
* yet. A value of 0 inicates air propagation of <= 1 us.
*
* See also Table I.2 for Emission limit sets and table
* I.3 for Behavior limit sets. Table J.1 indicates how to map
* a reg_class to an emission limit set and behavior limit set.
*/
#define IEEE80211_COUNTRY_EXTENSION_ID 201
/*
* Channels numbers in the IE must be monotonically increasing
* if dot11RegulatoryClassesRequired is not true.
*
* If dot11RegulatoryClassesRequired is true consecutive
* subband triplets following a regulatory triplet shall
* have monotonically increasing first_channel number fields.
*
* Channel numbers shall not overlap.
*
* Note that max_power is signed.
*/
struct ieee80211_country_ie_triplet {
union {
struct {
u8 first_channel;
u8 num_channels;
s8 max_power;
} __packed chans;
struct {
u8 reg_extension_id;
u8 reg_class;
u8 coverage_class;
} __packed ext;
};
} __packed;
enum ieee80211_timeout_interval_type {
WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 802.11r */,
WLAN_TIMEOUT_KEY_LIFETIME = 2 /* 802.11r */,
WLAN_TIMEOUT_ASSOC_COMEBACK = 3 /* 802.11w */,
};
/**
* struct ieee80211_timeout_interval_ie - Timeout Interval element
* @type: type, see &enum ieee80211_timeout_interval_type
* @value: timeout interval value
*/
struct ieee80211_timeout_interval_ie {
u8 type;
__le32 value;
} __packed;
/**
* enum ieee80211_idle_options - BSS idle options
* @WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE: the station should send an RSN
* protected frame to the AP to reset the idle timer at the AP for
* the station.
*/
enum ieee80211_idle_options {
WLAN_IDLE_OPTIONS_PROTECTED_KEEP_ALIVE = BIT(0),
};
/**
* struct ieee80211_bss_max_idle_period_ie
*
* This structure refers to "BSS Max idle period element"
*
* @max_idle_period: indicates the time period during which a station can
* refrain from transmitting frames to its associated AP without being
* disassociated. In units of 1000 TUs.
* @idle_options: indicates the options associated with the BSS idle capability
* as specified in &enum ieee80211_idle_options.
*/
struct ieee80211_bss_max_idle_period_ie {
__le16 max_idle_period;
u8 idle_options;
} __packed;
/* BACK action code */
enum ieee80211_back_actioncode {
WLAN_ACTION_ADDBA_REQ = 0,
WLAN_ACTION_ADDBA_RESP = 1,
WLAN_ACTION_DELBA = 2,
};
/* BACK (block-ack) parties */
enum ieee80211_back_parties {
WLAN_BACK_RECIPIENT = 0,
WLAN_BACK_INITIATOR = 1,
};
/* SA Query action */
enum ieee80211_sa_query_action {
WLAN_ACTION_SA_QUERY_REQUEST = 0,
WLAN_ACTION_SA_QUERY_RESPONSE = 1,
};
/**
* struct ieee80211_bssid_index
*
* This structure refers to "Multiple BSSID-index element"
*
* @bssid_index: BSSID index
* @dtim_period: optional, overrides transmitted BSS dtim period
* @dtim_count: optional, overrides transmitted BSS dtim count
*/
struct ieee80211_bssid_index {
u8 bssid_index;
u8 dtim_period;
u8 dtim_count;
};
/**
* struct ieee80211_multiple_bssid_configuration
*
* This structure refers to "Multiple BSSID Configuration element"
*
* @bssid_count: total number of active BSSIDs in the set
* @profile_periodicity: the least number of beacon frames need to be received
* in order to discover all the nontransmitted BSSIDs in the set.
*/
struct ieee80211_multiple_bssid_configuration {
u8 bssid_count;
u8 profile_periodicity;
};
#define SUITE(oui, id) (((oui) << 8) | (id))
/* cipher suite selectors */
#define WLAN_CIPHER_SUITE_USE_GROUP SUITE(0x000FAC, 0)
#define WLAN_CIPHER_SUITE_WEP40 SUITE(0x000FAC, 1)
#define WLAN_CIPHER_SUITE_TKIP SUITE(0x000FAC, 2)
/* reserved: SUITE(0x000FAC, 3) */
#define WLAN_CIPHER_SUITE_CCMP SUITE(0x000FAC, 4)
#define WLAN_CIPHER_SUITE_WEP104 SUITE(0x000FAC, 5)
#define WLAN_CIPHER_SUITE_AES_CMAC SUITE(0x000FAC, 6)
#define WLAN_CIPHER_SUITE_GCMP SUITE(0x000FAC, 8)
#define WLAN_CIPHER_SUITE_GCMP_256 SUITE(0x000FAC, 9)
#define WLAN_CIPHER_SUITE_CCMP_256 SUITE(0x000FAC, 10)
#define WLAN_CIPHER_SUITE_BIP_GMAC_128 SUITE(0x000FAC, 11)
#define WLAN_CIPHER_SUITE_BIP_GMAC_256 SUITE(0x000FAC, 12)
#define WLAN_CIPHER_SUITE_BIP_CMAC_256 SUITE(0x000FAC, 13)
#define WLAN_CIPHER_SUITE_SMS4 SUITE(0x001472, 1)
/* AKM suite selectors */
#define WLAN_AKM_SUITE_8021X SUITE(0x000FAC, 1)
#define WLAN_AKM_SUITE_PSK SUITE(0x000FAC, 2)
#define WLAN_AKM_SUITE_FT_8021X SUITE(0x000FAC, 3)
#define WLAN_AKM_SUITE_FT_PSK SUITE(0x000FAC, 4)
#define WLAN_AKM_SUITE_8021X_SHA256 SUITE(0x000FAC, 5)
#define WLAN_AKM_SUITE_PSK_SHA256 SUITE(0x000FAC, 6)
#define WLAN_AKM_SUITE_TDLS SUITE(0x000FAC, 7)
#define WLAN_AKM_SUITE_SAE SUITE(0x000FAC, 8)
#define WLAN_AKM_SUITE_FT_OVER_SAE SUITE(0x000FAC, 9)
#define WLAN_AKM_SUITE_AP_PEER_KEY SUITE(0x000FAC, 10)
#define WLAN_AKM_SUITE_8021X_SUITE_B SUITE(0x000FAC, 11)
#define WLAN_AKM_SUITE_8021X_SUITE_B_192 SUITE(0x000FAC, 12)
#define WLAN_AKM_SUITE_FT_8021X_SHA384 SUITE(0x000FAC, 13)
#define WLAN_AKM_SUITE_FILS_SHA256 SUITE(0x000FAC, 14)
#define WLAN_AKM_SUITE_FILS_SHA384 SUITE(0x000FAC, 15)
#define WLAN_AKM_SUITE_FT_FILS_SHA256 SUITE(0x000FAC, 16)
#define WLAN_AKM_SUITE_FT_FILS_SHA384 SUITE(0x000FAC, 17)
#define WLAN_AKM_SUITE_OWE SUITE(0x000FAC, 18)
#define WLAN_AKM_SUITE_FT_PSK_SHA384 SUITE(0x000FAC, 19)
#define WLAN_AKM_SUITE_PSK_SHA384 SUITE(0x000FAC, 20)
#define WLAN_AKM_SUITE_WFA_DPP SUITE(WLAN_OUI_WFA, 2)
#define WLAN_MAX_KEY_LEN 32
#define WLAN_PMK_NAME_LEN 16
#define WLAN_PMKID_LEN 16
#define WLAN_PMK_LEN_EAP_LEAP 16
#define WLAN_PMK_LEN 32
#define WLAN_PMK_LEN_SUITE_B_192 48
#define WLAN_OUI_WFA 0x506f9a
#define WLAN_OUI_TYPE_WFA_P2P 9
#define WLAN_OUI_TYPE_WFA_DPP 0x1A
#define WLAN_OUI_MICROSOFT 0x0050f2
#define WLAN_OUI_TYPE_MICROSOFT_WPA 1
#define WLAN_OUI_TYPE_MICROSOFT_WMM 2
#define WLAN_OUI_TYPE_MICROSOFT_WPS 4
#define WLAN_OUI_TYPE_MICROSOFT_TPC 8
/*
* WMM/802.11e Tspec Element
*/
#define IEEE80211_WMM_IE_TSPEC_TID_MASK 0x0F
#define IEEE80211_WMM_IE_TSPEC_TID_SHIFT 1
enum ieee80211_tspec_status_code {
IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED = 0,
IEEE80211_TSPEC_STATUS_ADDTS_INVAL_PARAMS = 0x1,
};
struct ieee80211_tspec_ie {
u8 element_id;
u8 len;
u8 oui[3];
u8 oui_type;
u8 oui_subtype;
u8 version;
__le16 tsinfo;
u8 tsinfo_resvd;
__le16 nominal_msdu;
__le16 max_msdu;
__le32 min_service_int;
__le32 max_service_int;
__le32 inactivity_int;
__le32 suspension_int;
__le32 service_start_time;
__le32 min_data_rate;
__le32 mean_data_rate;
__le32 peak_data_rate;
__le32 max_burst_size;
__le32 delay_bound;
__le32 min_phy_rate;
__le16 sba;
__le16 medium_time;
} __packed;
struct ieee80211_he_6ghz_capa {
/* uses IEEE80211_HE_6GHZ_CAP_* below */
__le16 capa;
} __packed;
/* HE 6 GHz band capabilities */
/* uses enum ieee80211_min_mpdu_spacing values */
#define IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START 0x0007
/* uses enum ieee80211_vht_max_ampdu_length_exp values */
#define IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP 0x0038
/* uses IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_* values */
#define IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN 0x00c0
/* WLAN_HT_CAP_SM_PS_* values */
#define IEEE80211_HE_6GHZ_CAP_SM_PS 0x0600
#define IEEE80211_HE_6GHZ_CAP_RD_RESPONDER 0x0800
#define IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS 0x1000
#define IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS 0x2000
/**
* ieee80211_get_qos_ctl - get pointer to qos control bytes
* @hdr: the frame
*
* The qos ctrl bytes come after the frame_control, duration, seq_num
* and 3 or 4 addresses of length ETH_ALEN. Checks frame_control to choose
* between struct ieee80211_qos_hdr_4addr and struct ieee80211_qos_hdr.
*/
static inline u8 *ieee80211_get_qos_ctl(struct ieee80211_hdr *hdr)
{
union {
struct ieee80211_qos_hdr addr3;
struct ieee80211_qos_hdr_4addr addr4;
} *qos;
qos = (void *)hdr;
if (ieee80211_has_a4(qos->addr3.frame_control))
return (u8 *)&qos->addr4.qos_ctrl;
else
return (u8 *)&qos->addr3.qos_ctrl;
}
/**
* ieee80211_get_tid - get qos TID
* @hdr: the frame
*/
static inline u8 ieee80211_get_tid(struct ieee80211_hdr *hdr)
{
u8 *qc = ieee80211_get_qos_ctl(hdr);
return qc[0] & IEEE80211_QOS_CTL_TID_MASK;
}
/**
* ieee80211_get_SA - get pointer to SA
* @hdr: the frame
*
* Given an 802.11 frame, this function returns the offset
* to the source address (SA). It does not verify that the
* header is long enough to contain the address, and the
* header must be long enough to contain the frame control
* field.
*/
static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
{
if (ieee80211_has_a4(hdr->frame_control))
return hdr->addr4;
if (ieee80211_has_fromds(hdr->frame_control))
return hdr->addr3;
return hdr->addr2;
}
/**
* ieee80211_get_DA - get pointer to DA
* @hdr: the frame
*
* Given an 802.11 frame, this function returns the offset
* to the destination address (DA). It does not verify that
* the header is long enough to contain the address, and the
* header must be long enough to contain the frame control
* field.
*/
static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
{
if (ieee80211_has_tods(hdr->frame_control))
return hdr->addr3;
else
return hdr->addr1;
}
/**
* ieee80211_is_bufferable_mmpdu - check if frame is bufferable MMPDU
* @skb: the skb to check, starting with the 802.11 header
*/
static inline bool ieee80211_is_bufferable_mmpdu(struct sk_buff *skb)
{
struct ieee80211_mgmt *mgmt = (void *)skb->data;
__le16 fc = mgmt->frame_control;
/*
* IEEE 802.11 REVme D2.0 definition of bufferable MMPDU;
* note that this ignores the IBSS special case.
*/
if (!ieee80211_is_mgmt(fc))
return false;
if (ieee80211_is_disassoc(fc) || ieee80211_is_deauth(fc))
return true;
if (!ieee80211_is_action(fc))
return false;
if (skb->len < offsetofend(typeof(*mgmt), u.action.u.ftm.action_code))
return true;
/* action frame - additionally check for non-bufferable FTM */
if (mgmt->u.action.category != WLAN_CATEGORY_PUBLIC &&
mgmt->u.action.category != WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION)
return true;
if (mgmt->u.action.u.ftm.action_code == WLAN_PUB_ACTION_FTM_REQUEST ||
mgmt->u.action.u.ftm.action_code == WLAN_PUB_ACTION_FTM_RESPONSE)
return false;
return true;
}
/**
* _ieee80211_is_robust_mgmt_frame - check if frame is a robust management frame
* @hdr: the frame (buffer must include at least the first octet of payload)
*/
static inline bool _ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
{
if (ieee80211_is_disassoc(hdr->frame_control) ||
ieee80211_is_deauth(hdr->frame_control))
return true;
if (ieee80211_is_action(hdr->frame_control)) {
u8 *category;
/*
* Action frames, excluding Public Action frames, are Robust
* Management Frames. However, if we are looking at a Protected
* frame, skip the check since the data may be encrypted and
* the frame has already been found to be a Robust Management
* Frame (by the other end).
*/
if (ieee80211_has_protected(hdr->frame_control))
return true;
category = ((u8 *) hdr) + 24;
return *category != WLAN_CATEGORY_PUBLIC &&
*category != WLAN_CATEGORY_HT &&
*category != WLAN_CATEGORY_WNM_UNPROTECTED &&
*category != WLAN_CATEGORY_SELF_PROTECTED &&
*category != WLAN_CATEGORY_UNPROT_DMG &&
*category != WLAN_CATEGORY_VHT &&
*category != WLAN_CATEGORY_S1G &&
*category != WLAN_CATEGORY_VENDOR_SPECIFIC;
}
return false;
}
/**
* ieee80211_is_robust_mgmt_frame - check if skb contains a robust mgmt frame
* @skb: the skb containing the frame, length will be checked
*/
static inline bool ieee80211_is_robust_mgmt_frame(struct sk_buff *skb)
{
if (skb->len < IEEE80211_MIN_ACTION_SIZE)
return false;
return _ieee80211_is_robust_mgmt_frame((void *)skb->data);
}
/**
* ieee80211_is_public_action - check if frame is a public action frame
* @hdr: the frame
* @len: length of the frame
*/
static inline bool ieee80211_is_public_action(struct ieee80211_hdr *hdr,
size_t len)
{
struct ieee80211_mgmt *mgmt = (void *)hdr;
if (len < IEEE80211_MIN_ACTION_SIZE)
return false;
if (!ieee80211_is_action(hdr->frame_control))
return false;
return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
}
/**
* _ieee80211_is_group_privacy_action - check if frame is a group addressed
* privacy action frame
* @hdr: the frame
*/
static inline bool _ieee80211_is_group_privacy_action(struct ieee80211_hdr *hdr)
{
struct ieee80211_mgmt *mgmt = (void *)hdr;
if (!ieee80211_is_action(hdr->frame_control) ||
!is_multicast_ether_addr(hdr->addr1))
return false;
return mgmt->u.action.category == WLAN_CATEGORY_MESH_ACTION ||
mgmt->u.action.category == WLAN_CATEGORY_MULTIHOP_ACTION;
}
/**
* ieee80211_is_group_privacy_action - check if frame is a group addressed
* privacy action frame
* @skb: the skb containing the frame, length will be checked
*/
static inline bool ieee80211_is_group_privacy_action(struct sk_buff *skb)
{
if (skb->len < IEEE80211_MIN_ACTION_SIZE)
return false;
return _ieee80211_is_group_privacy_action((void *)skb->data);
}
/**
* ieee80211_tu_to_usec - convert time units (TU) to microseconds
* @tu: the TUs
*/
static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
{
return 1024 * tu;
}
/**
* ieee80211_check_tim - check if AID bit is set in TIM
* @tim: the TIM IE
* @tim_len: length of the TIM IE
* @aid: the AID to look for
*/
static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
u8 tim_len, u16 aid)
{
u8 mask;
u8 index, indexn1, indexn2;
if (unlikely(!tim || tim_len < sizeof(*tim)))
return false;
aid &= 0x3fff;
index = aid / 8;
mask = 1 << (aid & 7);
indexn1 = tim->bitmap_ctrl & 0xfe;
indexn2 = tim_len + indexn1 - 4;
if (index < indexn1 || index > indexn2)
return false;
index -= indexn1;
return !!(tim->virtual_map[index] & mask);
}
/**
* ieee80211_get_tdls_action - get tdls packet action (or -1, if not tdls packet)
* @skb: the skb containing the frame, length will not be checked
* @hdr_size: the size of the ieee80211_hdr that starts at skb->data
*
* This function assumes the frame is a data frame, and that the network header
* is in the correct place.
*/
static inline int ieee80211_get_tdls_action(struct sk_buff *skb, u32 hdr_size)
{
if (!skb_is_nonlinear(skb) &&
skb->len > (skb_network_offset(skb) + 2)) {
/* Point to where the indication of TDLS should start */
const u8 *tdls_data = skb_network_header(skb) - 2;
if (get_unaligned_be16(tdls_data) == ETH_P_TDLS &&
tdls_data[2] == WLAN_TDLS_SNAP_RFTYPE &&
tdls_data[3] == WLAN_CATEGORY_TDLS)
return tdls_data[4];
}
return -1;
}
/* convert time units */
#define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024))
#define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x))
/* convert frequencies */
#define MHZ_TO_KHZ(freq) ((freq) * 1000)
#define KHZ_TO_MHZ(freq) ((freq) / 1000)
#define PR_KHZ(f) KHZ_TO_MHZ(f), f % 1000
#define KHZ_F "%d.%03d"
/* convert powers */
#define DBI_TO_MBI(gain) ((gain) * 100)
#define MBI_TO_DBI(gain) ((gain) / 100)
#define DBM_TO_MBM(gain) ((gain) * 100)
#define MBM_TO_DBM(gain) ((gain) / 100)
/**
* ieee80211_action_contains_tpc - checks if the frame contains TPC element
* @skb: the skb containing the frame, length will be checked
*
* This function checks if it's either TPC report action frame or Link
* Measurement report action frame as defined in IEEE Std. 802.11-2012 8.5.2.5
* and 8.5.7.5 accordingly.
*/
static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb)
{
struct ieee80211_mgmt *mgmt = (void *)skb->data;
if (!ieee80211_is_action(mgmt->frame_control))
return false;
if (skb->len < IEEE80211_MIN_ACTION_SIZE +
sizeof(mgmt->u.action.u.tpc_report))
return false;
/*
* TPC report - check that:
* category = 0 (Spectrum Management) or 5 (Radio Measurement)
* spectrum management action = 3 (TPC/Link Measurement report)
* TPC report EID = 35
* TPC report element length = 2
*
* The spectrum management's tpc_report struct is used here both for
* parsing tpc_report and radio measurement's link measurement report
* frame, since the relevant part is identical in both frames.
*/
if (mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT &&
mgmt->u.action.category != WLAN_CATEGORY_RADIO_MEASUREMENT)
return false;
/* both spectrum mgmt and link measurement have same action code */
if (mgmt->u.action.u.tpc_report.action_code !=
WLAN_ACTION_SPCT_TPC_RPRT)
return false;
if (mgmt->u.action.u.tpc_report.tpc_elem_id != WLAN_EID_TPC_REPORT ||
mgmt->u.action.u.tpc_report.tpc_elem_length !=
sizeof(struct ieee80211_tpc_report_ie))
return false;
return true;
}
static inline bool ieee80211_is_timing_measurement(struct sk_buff *skb)
{
struct ieee80211_mgmt *mgmt = (void *)skb->data;
if (skb->len < IEEE80211_MIN_ACTION_SIZE)
return false;
if (!ieee80211_is_action(mgmt->frame_control))
return false;
if (mgmt->u.action.category == WLAN_CATEGORY_WNM_UNPROTECTED &&
mgmt->u.action.u.wnm_timing_msr.action_code ==
WLAN_UNPROTECTED_WNM_ACTION_TIMING_MEASUREMENT_RESPONSE &&
skb->len >= offsetofend(typeof(*mgmt), u.action.u.wnm_timing_msr))
return true;
return false;
}
static inline bool ieee80211_is_ftm(struct sk_buff *skb)
{
struct ieee80211_mgmt *mgmt = (void *)skb->data;
if (!ieee80211_is_public_action((void *)mgmt, skb->len))
return false;
if (mgmt->u.action.u.ftm.action_code ==
WLAN_PUB_ACTION_FTM_RESPONSE &&
skb->len >= offsetofend(typeof(*mgmt), u.action.u.ftm))
return true;
return false;
}
struct element {
u8 id;
u8 datalen;
u8 data[];
} __packed;
/* element iteration helpers */
#define for_each_element(_elem, _data, _datalen) \
for (_elem = (const struct element *)(_data); \
(const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \
(int)sizeof(*_elem) && \
(const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \
(int)sizeof(*_elem) + _elem->datalen; \
_elem = (const struct element *)(_elem->data + _elem->datalen))
#define for_each_element_id(element, _id, data, datalen) \
for_each_element(element, data, datalen) \
if (element->id == (_id))
#define for_each_element_extid(element, extid, _data, _datalen) \
for_each_element(element, _data, _datalen) \
if (element->id == WLAN_EID_EXTENSION && \
element->datalen > 0 && \
element->data[0] == (extid))
#define for_each_subelement(sub, element) \
for_each_element(sub, (element)->data, (element)->datalen)
#define for_each_subelement_id(sub, id, element) \
for_each_element_id(sub, id, (element)->data, (element)->datalen)
#define for_each_subelement_extid(sub, extid, element) \
for_each_element_extid(sub, extid, (element)->data, (element)->datalen)
/**
* for_each_element_completed - determine if element parsing consumed all data
* @element: element pointer after for_each_element() or friends
* @data: same data pointer as passed to for_each_element() or friends
* @datalen: same data length as passed to for_each_element() or friends
*
* This function returns %true if all the data was parsed or considered
* while walking the elements. Only use this if your for_each_element()
* loop cannot be broken out of, otherwise it always returns %false.
*
* If some data was malformed, this returns %false since the last parsed
* element will not fill the whole remaining data.
*/
static inline bool for_each_element_completed(const struct element *element,
const void *data, size_t datalen)
{
return (const u8 *)element == (const u8 *)data + datalen;
}
/**
* RSNX Capabilities:
* bits 0-3: Field length (n-1)
*/
#define WLAN_RSNX_CAPA_PROTECTED_TWT BIT(4)
#define WLAN_RSNX_CAPA_SAE_H2E BIT(5)
/*
* reduced neighbor report, based on Draft P802.11ax_D6.1,
* section 9.4.2.170 and accepted contributions.
*/
#define IEEE80211_AP_INFO_TBTT_HDR_TYPE 0x03
#define IEEE80211_AP_INFO_TBTT_HDR_FILTERED 0x04
#define IEEE80211_AP_INFO_TBTT_HDR_COLOC 0x08
#define IEEE80211_AP_INFO_TBTT_HDR_COUNT 0xF0
#define IEEE80211_TBTT_INFO_TYPE_TBTT 0
#define IEEE80211_TBTT_INFO_TYPE_MLD 1
#define IEEE80211_RNR_TBTT_PARAMS_OCT_RECOMMENDED 0x01
#define IEEE80211_RNR_TBTT_PARAMS_SAME_SSID 0x02
#define IEEE80211_RNR_TBTT_PARAMS_MULTI_BSSID 0x04
#define IEEE80211_RNR_TBTT_PARAMS_TRANSMITTED_BSSID 0x08
#define IEEE80211_RNR_TBTT_PARAMS_COLOC_ESS 0x10
#define IEEE80211_RNR_TBTT_PARAMS_PROBE_ACTIVE 0x20
#define IEEE80211_RNR_TBTT_PARAMS_COLOC_AP 0x40
#define IEEE80211_RNR_TBTT_PARAMS_PSD_NO_LIMIT 127
#define IEEE80211_RNR_TBTT_PARAMS_PSD_RESERVED -128
struct ieee80211_neighbor_ap_info {
u8 tbtt_info_hdr;
u8 tbtt_info_len;
u8 op_class;
u8 channel;
} __packed;
enum ieee80211_range_params_max_total_ltf {
IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_4 = 0,
IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_8,
IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_16,
IEEE80211_RANGE_PARAMS_MAX_TOTAL_LTF_UNSPECIFIED,
};
/*
* reduced neighbor report, based on Draft P802.11be_D3.0,
* section 9.4.2.170.2.
*/
struct ieee80211_rnr_mld_params {
u8 mld_id;
__le16 params;
} __packed;
#define IEEE80211_RNR_MLD_PARAMS_LINK_ID 0x000F
#define IEEE80211_RNR_MLD_PARAMS_BSS_CHANGE_COUNT 0x0FF0
#define IEEE80211_RNR_MLD_PARAMS_UPDATES_INCLUDED 0x1000
#define IEEE80211_RNR_MLD_PARAMS_DISABLED_LINK 0x2000
/* Format of the TBTT information element if it has 7, 8 or 9 bytes */
struct ieee80211_tbtt_info_7_8_9 {
u8 tbtt_offset;
u8 bssid[ETH_ALEN];
/* The following element is optional, structure may not grow */
u8 bss_params;
s8 psd_20;
} __packed;
/* Format of the TBTT information element if it has >= 11 bytes */
struct ieee80211_tbtt_info_ge_11 {
u8 tbtt_offset;
u8 bssid[ETH_ALEN];
__le32 short_ssid;
/* The following elements are optional, structure may grow */
u8 bss_params;
s8 psd_20;
struct ieee80211_rnr_mld_params mld_params;
} __packed;
/* multi-link device */
#define IEEE80211_MLD_MAX_NUM_LINKS 15
#define IEEE80211_ML_CONTROL_TYPE 0x0007
#define IEEE80211_ML_CONTROL_TYPE_BASIC 0
#define IEEE80211_ML_CONTROL_TYPE_PREQ 1
#define IEEE80211_ML_CONTROL_TYPE_RECONF 2
#define IEEE80211_ML_CONTROL_TYPE_TDLS 3
#define IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS 4
#define IEEE80211_ML_CONTROL_PRESENCE_MASK 0xfff0
struct ieee80211_multi_link_elem {
__le16 control;
u8 variable[];
} __packed;
#define IEEE80211_MLC_BASIC_PRES_LINK_ID 0x0010
#define IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT 0x0020
#define IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY 0x0040
#define IEEE80211_MLC_BASIC_PRES_EML_CAPA 0x0080
#define IEEE80211_MLC_BASIC_PRES_MLD_CAPA_OP 0x0100
#define IEEE80211_MLC_BASIC_PRES_MLD_ID 0x0200
#define IEEE80211_MED_SYNC_DELAY_DURATION 0x00ff
#define IEEE80211_MED_SYNC_DELAY_SYNC_OFDM_ED_THRESH 0x0f00
#define IEEE80211_MED_SYNC_DELAY_SYNC_MAX_NUM_TXOPS 0xf000
/*
* Described in P802.11be_D3.0
* dot11MSDTimerDuration should default to 5484 (i.e. 171.375)
* dot11MSDOFDMEDthreshold defaults to -72 (i.e. 0)
* dot11MSDTXOPMAX defaults to 1
*/
#define IEEE80211_MED_SYNC_DELAY_DEFAULT 0x10ac
#define IEEE80211_EML_CAP_EMLSR_SUPP 0x0001
#define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY 0x000e
#define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_0US 0
#define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_32US 1
#define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_64US 2
#define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_128US 3
#define IEEE80211_EML_CAP_EMLSR_PADDING_DELAY_256US 4
#define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY 0x0070
#define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_0US 0
#define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_16US 1
#define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_32US 2
#define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_64US 3
#define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_128US 4
#define IEEE80211_EML_CAP_EMLSR_TRANSITION_DELAY_256US 5
#define IEEE80211_EML_CAP_EMLMR_SUPPORT 0x0080
#define IEEE80211_EML_CAP_EMLMR_DELAY 0x0700
#define IEEE80211_EML_CAP_EMLMR_DELAY_0US 0
#define IEEE80211_EML_CAP_EMLMR_DELAY_32US 1
#define IEEE80211_EML_CAP_EMLMR_DELAY_64US 2
#define IEEE80211_EML_CAP_EMLMR_DELAY_128US 3
#define IEEE80211_EML_CAP_EMLMR_DELAY_256US 4
#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT 0x7800
#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_0 0
#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_128US 1
#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_256US 2
#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_512US 3
#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_1TU 4
#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_2TU 5
#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_4TU 6
#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_8TU 7
#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_16TU 8
#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_32TU 9
#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_64TU 10
#define IEEE80211_EML_CAP_TRANSITION_TIMEOUT_128TU 11
#define IEEE80211_MLD_CAP_OP_MAX_SIMUL_LINKS 0x000f
#define IEEE80211_MLD_CAP_OP_SRS_SUPPORT 0x0010
#define IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_SUPP 0x0060
#define IEEE80211_MLD_CAP_OP_FREQ_SEP_TYPE_IND 0x0f80
#define IEEE80211_MLD_CAP_OP_AAR_SUPPORT 0x1000
struct ieee80211_mle_basic_common_info {
u8 len;
u8 mld_mac_addr[ETH_ALEN];
u8 variable[];
} __packed;
#define IEEE80211_MLC_PREQ_PRES_MLD_ID 0x0010
struct ieee80211_mle_preq_common_info {
u8 len;
u8 variable[];
} __packed;
#define IEEE80211_MLC_RECONF_PRES_MLD_MAC_ADDR 0x0010
/* no fixed fields in RECONF */
struct ieee80211_mle_tdls_common_info {
u8 len;
u8 ap_mld_mac_addr[ETH_ALEN];
} __packed;
#define IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR 0x0010
/* no fixed fields in PRIO_ACCESS */
/**
* ieee80211_mle_common_size - check multi-link element common size
* @data: multi-link element, must already be checked for size using
* ieee80211_mle_size_ok()
*/
static inline u8 ieee80211_mle_common_size(const u8 *data)
{
const struct ieee80211_multi_link_elem *mle = (const void *)data;
u16 control = le16_to_cpu(mle->control);
u8 common = 0;
switch (u16_get_bits(control, IEEE80211_ML_CONTROL_TYPE)) {
case IEEE80211_ML_CONTROL_TYPE_BASIC:
case IEEE80211_ML_CONTROL_TYPE_PREQ:
case IEEE80211_ML_CONTROL_TYPE_TDLS:
case IEEE80211_ML_CONTROL_TYPE_RECONF:
/*
* The length is the first octet pointed by mle->variable so no
* need to add anything
*/
break;
case IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS:
if (control & IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR)
common += ETH_ALEN;
return common;
default:
WARN_ON(1);
return 0;
}
return sizeof(*mle) + common + mle->variable[0];
}
/**
* ieee80211_mle_get_bss_param_ch_cnt - returns the BSS parameter change count
* @mle: the basic multi link element
*
* The element is assumed to be of the correct type (BASIC) and big enough,
* this must be checked using ieee80211_mle_type_ok().
*
* If the BSS parameter change count value can't be found (the presence bit
* for it is clear), 0 will be returned.
*/
static inline u8
ieee80211_mle_get_bss_param_ch_cnt(const struct ieee80211_multi_link_elem *mle)
{
u16 control = le16_to_cpu(mle->control);
const u8 *common = mle->variable;
/* common points now at the beginning of ieee80211_mle_basic_common_info */
common += sizeof(struct ieee80211_mle_basic_common_info);
if (!(control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT))
return 0;
if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID)
common += 1;
return *common;
}
/**
* ieee80211_mle_get_eml_sync_delay - returns the medium sync delay
* @data: pointer to the multi link EHT IE
*
* The element is assumed to be of the correct type (BASIC) and big enough,
* this must be checked using ieee80211_mle_type_ok().
*
* If the medium synchronization is not present, then the default value is
* returned.
*/
static inline u16 ieee80211_mle_get_eml_med_sync_delay(const u8 *data)
{
const struct ieee80211_multi_link_elem *mle = (const void *)data;
u16 control = le16_to_cpu(mle->control);
const u8 *common = mle->variable;
/* common points now at the beginning of ieee80211_mle_basic_common_info */
common += sizeof(struct ieee80211_mle_basic_common_info);
if (!(control & IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY))
return IEEE80211_MED_SYNC_DELAY_DEFAULT;
if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID)
common += 1;
if (control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT)
common += 1;
return get_unaligned_le16(common);
}
/**
* ieee80211_mle_get_eml_cap - returns the EML capability
* @data: pointer to the multi link EHT IE
*
* The element is assumed to be of the correct type (BASIC) and big enough,
* this must be checked using ieee80211_mle_type_ok().
*
* If the EML capability is not present, 0 will be returned.
*/
static inline u16 ieee80211_mle_get_eml_cap(const u8 *data)
{
const struct ieee80211_multi_link_elem *mle = (const void *)data;
u16 control = le16_to_cpu(mle->control);
const u8 *common = mle->variable;
/* common points now at the beginning of ieee80211_mle_basic_common_info */
common += sizeof(struct ieee80211_mle_basic_common_info);
if (!(control & IEEE80211_MLC_BASIC_PRES_EML_CAPA))
return 0;
if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID)
common += 1;
if (control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT)
common += 1;
if (control & IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY)
common += 2;
return get_unaligned_le16(common);
}
/**
* ieee80211_mle_size_ok - validate multi-link element size
* @data: pointer to the element data
* @len: length of the containing element
*/
static inline bool ieee80211_mle_size_ok(const u8 *data, size_t len)
{
const struct ieee80211_multi_link_elem *mle = (const void *)data;
u8 fixed = sizeof(*mle);
u8 common = 0;
bool check_common_len = false;
u16 control;
if (len < fixed)
return false;
control = le16_to_cpu(mle->control);
switch (u16_get_bits(control, IEEE80211_ML_CONTROL_TYPE)) {
case IEEE80211_ML_CONTROL_TYPE_BASIC:
common += sizeof(struct ieee80211_mle_basic_common_info);
check_common_len = true;
if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID)
common += 1;
if (control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT)
common += 1;
if (control & IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY)
common += 2;
if (control & IEEE80211_MLC_BASIC_PRES_EML_CAPA)
common += 2;
if (control & IEEE80211_MLC_BASIC_PRES_MLD_CAPA_OP)
common += 2;
if (control & IEEE80211_MLC_BASIC_PRES_MLD_ID)
common += 1;
break;
case IEEE80211_ML_CONTROL_TYPE_PREQ:
common += sizeof(struct ieee80211_mle_preq_common_info);
if (control & IEEE80211_MLC_PREQ_PRES_MLD_ID)
common += 1;
check_common_len = true;
break;
case IEEE80211_ML_CONTROL_TYPE_RECONF:
if (control & IEEE80211_MLC_RECONF_PRES_MLD_MAC_ADDR)
common += ETH_ALEN;
break;
case IEEE80211_ML_CONTROL_TYPE_TDLS:
common += sizeof(struct ieee80211_mle_tdls_common_info);
check_common_len = true;
break;
case IEEE80211_ML_CONTROL_TYPE_PRIO_ACCESS:
if (control & IEEE80211_MLC_PRIO_ACCESS_PRES_AP_MLD_MAC_ADDR)
common += ETH_ALEN;
break;
default:
/* we don't know this type */
return true;
}
if (len < fixed + common)
return false;
if (!check_common_len)
return true;
/* if present, common length is the first octet there */
return mle->variable[0] >= common;
}
/**
* ieee80211_mle_type_ok - validate multi-link element type and size
* @data: pointer to the element data
* @type: expected type of the element
* @len: length of the containing element
*/
static inline bool ieee80211_mle_type_ok(const u8 *data, u8 type, size_t len)
{
const struct ieee80211_multi_link_elem *mle = (const void *)data;
u16 control;
if (!ieee80211_mle_size_ok(data, len))
return false;
control = le16_to_cpu(mle->control);
if (u16_get_bits(control, IEEE80211_ML_CONTROL_TYPE) == type)
return true;
return false;
}
enum ieee80211_mle_subelems {
IEEE80211_MLE_SUBELEM_PER_STA_PROFILE = 0,
IEEE80211_MLE_SUBELEM_FRAGMENT = 254,
};
#define IEEE80211_MLE_STA_CONTROL_LINK_ID 0x000f
#define IEEE80211_MLE_STA_CONTROL_COMPLETE_PROFILE 0x0010
#define IEEE80211_MLE_STA_CONTROL_STA_MAC_ADDR_PRESENT 0x0020
#define IEEE80211_MLE_STA_CONTROL_BEACON_INT_PRESENT 0x0040
#define IEEE80211_MLE_STA_CONTROL_TSF_OFFS_PRESENT 0x0080
#define IEEE80211_MLE_STA_CONTROL_DTIM_INFO_PRESENT 0x0100
#define IEEE80211_MLE_STA_CONTROL_NSTR_LINK_PAIR_PRESENT 0x0200
#define IEEE80211_MLE_STA_CONTROL_NSTR_BITMAP_SIZE 0x0400
#define IEEE80211_MLE_STA_CONTROL_BSS_PARAM_CHANGE_CNT_PRESENT 0x0800
struct ieee80211_mle_per_sta_profile {
__le16 control;
u8 sta_info_len;
u8 variable[];
} __packed;
/**
* ieee80211_mle_basic_sta_prof_size_ok - validate basic multi-link element sta
* profile size
* @data: pointer to the sub element data
* @len: length of the containing sub element
*/
static inline bool ieee80211_mle_basic_sta_prof_size_ok(const u8 *data,
size_t len)
{
const struct ieee80211_mle_per_sta_profile *prof = (const void *)data;
u16 control;
u8 fixed = sizeof(*prof);
u8 info_len = 1;
if (len < fixed)
return false;
control = le16_to_cpu(prof->control);
if (control & IEEE80211_MLE_STA_CONTROL_STA_MAC_ADDR_PRESENT)
info_len += 6;
if (control & IEEE80211_MLE_STA_CONTROL_BEACON_INT_PRESENT)
info_len += 2;
if (control & IEEE80211_MLE_STA_CONTROL_TSF_OFFS_PRESENT)
info_len += 8;
if (control & IEEE80211_MLE_STA_CONTROL_DTIM_INFO_PRESENT)
info_len += 2;
if (control & IEEE80211_MLE_STA_CONTROL_COMPLETE_PROFILE &&
control & IEEE80211_MLE_STA_CONTROL_NSTR_LINK_PAIR_PRESENT) {
if (control & IEEE80211_MLE_STA_CONTROL_NSTR_BITMAP_SIZE)
info_len += 2;
else
info_len += 1;
}
if (control & IEEE80211_MLE_STA_CONTROL_BSS_PARAM_CHANGE_CNT_PRESENT)
info_len += 1;
return prof->sta_info_len >= info_len &&
fixed + prof->sta_info_len <= len;
}
/**
* ieee80211_mle_basic_sta_prof_bss_param_ch_cnt - get per-STA profile BSS
* parameter change count
* @prof: the per-STA profile, having been checked with
* ieee80211_mle_basic_sta_prof_size_ok() for the correct length
*
* Return: The BSS parameter change count value if present, 0 otherwise.
*/
static inline u8
ieee80211_mle_basic_sta_prof_bss_param_ch_cnt(const struct ieee80211_mle_per_sta_profile *prof)
{
u16 control = le16_to_cpu(prof->control);
const u8 *pos = prof->variable;
if (!(control & IEEE80211_MLE_STA_CONTROL_BSS_PARAM_CHANGE_CNT_PRESENT))
return 0;
if (control & IEEE80211_MLE_STA_CONTROL_STA_MAC_ADDR_PRESENT)
pos += 6;
if (control & IEEE80211_MLE_STA_CONTROL_BEACON_INT_PRESENT)
pos += 2;
if (control & IEEE80211_MLE_STA_CONTROL_TSF_OFFS_PRESENT)
pos += 8;
if (control & IEEE80211_MLE_STA_CONTROL_DTIM_INFO_PRESENT)
pos += 2;
if (control & IEEE80211_MLE_STA_CONTROL_COMPLETE_PROFILE &&
control & IEEE80211_MLE_STA_CONTROL_NSTR_LINK_PAIR_PRESENT) {
if (control & IEEE80211_MLE_STA_CONTROL_NSTR_BITMAP_SIZE)
pos += 2;
else
pos += 1;
}
return *pos;
}
#define IEEE80211_MLE_STA_RECONF_CONTROL_LINK_ID 0x000f
#define IEEE80211_MLE_STA_RECONF_CONTROL_COMPLETE_PROFILE 0x0010
#define IEEE80211_MLE_STA_RECONF_CONTROL_STA_MAC_ADDR_PRESENT 0x0020
#define IEEE80211_MLE_STA_RECONF_CONTROL_AP_REM_TIMER_PRESENT 0x0040
#define IEEE80211_MLE_STA_RECONF_CONTROL_OPERATION_UPDATE_TYPE 0x0780
#define IEEE80211_MLE_STA_RECONF_CONTROL_OPERATION_PARAMS_PRESENT 0x0800
/**
* ieee80211_mle_reconf_sta_prof_size_ok - validate reconfiguration multi-link
* element sta profile size.
* @data: pointer to the sub element data
* @len: length of the containing sub element
*/
static inline bool ieee80211_mle_reconf_sta_prof_size_ok(const u8 *data,
size_t len)
{
const struct ieee80211_mle_per_sta_profile *prof = (const void *)data;
u16 control;
u8 fixed = sizeof(*prof);
u8 info_len = 1;
if (len < fixed)
return false;
control = le16_to_cpu(prof->control);
if (control & IEEE80211_MLE_STA_RECONF_CONTROL_STA_MAC_ADDR_PRESENT)
info_len += ETH_ALEN;
if (control & IEEE80211_MLE_STA_RECONF_CONTROL_AP_REM_TIMER_PRESENT)
info_len += 2;
if (control & IEEE80211_MLE_STA_RECONF_CONTROL_OPERATION_PARAMS_PRESENT)
info_len += 2;
return prof->sta_info_len >= info_len &&
fixed + prof->sta_info_len - 1 <= len;
}
#define for_each_mle_subelement(_elem, _data, _len) \
if (ieee80211_mle_size_ok(_data, _len)) \
for_each_element(_elem, \
_data + ieee80211_mle_common_size(_data),\
_len - ieee80211_mle_common_size(_data))
#endif /* LINUX_IEEE80211_H */
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