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ieee80211: S1G defines
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These are found in IEEE-802.11ah-2016.

Signed-off-by: Thomas Pedersen <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Johannes Berg <[email protected]>
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@twpedersen @jmberg-intel
twpedersen authored and jmberg-intel committed May 27, 2020
1 parent 2032f3b commit d6fb67f
Showing 1 changed file with 221 additions and 0 deletions.
221 changes: 221 additions & 0 deletions include/linux/ieee80211.h
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Original file line number Diff line number Diff line change
Expand Up @@ -105,6 +105,51 @@

/* 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

/* control extension - for IEEE80211_FTYPE_CTL | IEEE80211_STYPE_CTL_EXT */
#define IEEE80211_CTL_EXT_POLL 0x2000
Expand All @@ -121,6 +166,21 @@
#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);
Expand Down Expand Up @@ -148,6 +208,7 @@ static inline u16 ieee80211_sn_sub(u16 sn1, u16 sn2)
#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
Expand Down Expand Up @@ -371,6 +432,17 @@ static inline bool ieee80211_is_data(__le16 fc)
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
Expand Down Expand Up @@ -469,6 +541,18 @@ static inline bool ieee80211_is_beacon(__le16 fc)
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_is_atim - check if IEEE80211_FTYPE_MGMT && IEEE80211_STYPE_ATIM
* @fc: frame control bytes in little-endian byteorder
Expand Down Expand Up @@ -900,6 +984,59 @@ 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;
} u;
} __packed __aligned(2);

struct ieee80211_mgmt {
__le16 frame_control;
__le16 duration;
Expand Down Expand Up @@ -2137,6 +2274,86 @@ ieee80211_he_spr_size(const u8 *he_spr_ie)
return spr_len;
}

/* S1G Capabilities Information field */
#define S1G_CAPAB_B0_S1G_LONG BIT(0)
#define S1G_CAPAB_B0_SGI_1MHZ BIT(1)
#define S1G_CAPAB_B0_SGI_2MHZ BIT(2)
#define S1G_CAPAB_B0_SGI_4MHZ BIT(3)
#define S1G_CAPAB_B0_SGI_8MHZ BIT(4)
#define S1G_CAPAB_B0_SGI_16MHZ BIT(5)
#define S1G_CAPAB_B0_SUPP_CH_WIDTH_MASK (BIT(6) | BIT(7))
#define S1G_CAPAB_B0_SUPP_CH_WIDTH_SHIFT 6

#define S1G_CAPAB_B1_RX_LDPC BIT(0)
#define S1G_CAPAB_B1_TX_STBC BIT(1)
#define S1G_CAPAB_B1_RX_STBC BIT(2)
#define S1G_CAPAB_B1_SU_BFER BIT(3)
#define S1G_CAPAB_B1_SU_BFEE BIT(4)
#define S1G_CAPAB_B1_BFEE_STS_MASK (BIT(5) | BIT(6) | BIT(7))
#define S1G_CAPAB_B1_BFEE_STS_SHIFT 5

#define S1G_CAPAB_B2_SOUNDING_DIMENSIONS_MASK (BIT(0) | BIT(1) | BIT(2))
#define S1G_CAPAB_B2_SOUNDING_DIMENSIONS_SHIFT 0
#define S1G_CAPAB_B2_MU_BFER BIT(3)
#define S1G_CAPAB_B2_MU_BFEE BIT(4)
#define S1G_CAPAB_B2_PLUS_HTC_VHT BIT(5)
#define S1G_CAPAB_B2_TRAVELING_PILOT_MASK (BIT(6) | BIT(7))
#define S1G_CAPAB_B2_TRAVELING_PILOT_SHIFT 6

#define S1G_CAPAB_B3_RD_RESPONDER BIT(0)
#define S1G_CAPAB_B3_HT_DELAYED_BA BIT(1)
#define S1G_CAPAB_B3_MAX_MPDU_LEN BIT(2)
#define S1G_CAPAB_B3_MAX_AMPDU_LEN_EXP_MASK (BIT(3) | BIT(4))
#define S1G_CAPAB_B3_MAX_AMPDU_LEN_EXP_SHIFT 3
#define S1G_CAPAB_B3_MIN_MPDU_START_MASK (BIT(5) | BIT(6) | BIT(7))
#define S1G_CAPAB_B3_MIN_MPDU_START_SHIFT 5

#define S1G_CAPAB_B4_UPLINK_SYNC BIT(0)
#define S1G_CAPAB_B4_DYNAMIC_AID BIT(1)
#define S1G_CAPAB_B4_BAT BIT(2)
#define S1G_CAPAB_B4_TIME_ADE BIT(3)
#define S1G_CAPAB_B4_NON_TIM BIT(4)
#define S1G_CAPAB_B4_GROUP_AID BIT(5)
#define S1G_CAPAB_B4_STA_TYPE_MASK (BIT(6) | BIT(7))
#define S1G_CAPAB_B4_STA_TYPE_SHIFT 6

#define S1G_CAPAB_B5_CENT_AUTH_CONTROL BIT(0)
#define S1G_CAPAB_B5_DIST_AUTH_CONTROL BIT(1)
#define S1G_CAPAB_B5_AMSDU BIT(2)
#define S1G_CAPAB_B5_AMPDU BIT(3)
#define S1G_CAPAB_B5_ASYMMETRIC_BA BIT(4)
#define S1G_CAPAB_B5_FLOW_CONTROL BIT(5)
#define S1G_CAPAB_B5_SECTORIZED_BEAM_MASK (BIT(6) | BIT(7))
#define S1G_CAPAB_B5_SECTORIZED_BEAM_SHIFT 6

#define S1G_CAPAB_B6_OBSS_MITIGATION BIT(0)
#define S1G_CAPAB_B6_FRAGMENT_BA BIT(1)
#define S1G_CAPAB_B6_NDP_PS_POLL BIT(2)
#define S1G_CAPAB_B6_RAW_OPERATION BIT(3)
#define S1G_CAPAB_B6_PAGE_SLICING BIT(4)
#define S1G_CAPAB_B6_TXOP_SHARING_IMP_ACK BIT(5)
#define S1G_CAPAB_B6_VHT_LINK_ADAPT_MASK (BIT(6) | BIT(7))
#define S1G_CAPAB_B6_VHT_LINK_ADAPT_SHIFT 6

#define S1G_CAPAB_B7_TACK_AS_PS_POLL BIT(0)
#define S1G_CAPAB_B7_DUP_1MHZ BIT(1)
#define S1G_CAPAB_B7_MCS_NEGOTIATION BIT(2)
#define S1G_CAPAB_B7_1MHZ_CTL_RESPONSE_PREAMBLE BIT(3)
#define S1G_CAPAB_B7_NDP_BFING_REPORT_POLL BIT(4)
#define S1G_CAPAB_B7_UNSOLICITED_DYN_AID BIT(5)
#define S1G_CAPAB_B7_SECTOR_TRAINING_OPERATION BIT(6)
#define S1G_CAPAB_B7_TEMP_PS_MODE_SWITCH BIT(7)

#define S1G_CAPAB_B8_TWT_GROUPING BIT(0)
#define S1G_CAPAB_B8_BDT BIT(1)
#define S1G_CAPAB_B8_COLOR_MASK (BIT(2) | BIT(3) | BIT(4))
#define S1G_CAPAB_B8_COLOR_SHIFT 2
#define S1G_CAPAB_B8_TWT_REQUEST BIT(5)
#define S1G_CAPAB_B8_TWT_RESPOND BIT(6)
#define S1G_CAPAB_B8_PV1_FRAME BIT(7)

#define S1G_CAPAB_B9_LINK_ADAPT_PER_CONTROL_RESPONSE BIT(0)

/* Authentication algorithms */
#define WLAN_AUTH_OPEN 0
#define WLAN_AUTH_SHARED_KEY 1
Expand Down Expand Up @@ -2532,8 +2749,12 @@ enum ieee80211_eid {
WLAN_EID_QUIET_CHANNEL = 198,
WLAN_EID_OPMODE_NOTIF = 199,

WLAN_EID_S1G_BCN_COMPAT = 213,
WLAN_EID_S1G_SHORT_BCN_INTERVAL = 214,
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,
Expand Down

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