#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)
+
+static inline int 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
u8 addr3[6];
__le16 seq_ctrl;
u8 addr4[6];
-} __attribute__ ((packed));
+} __packed __aligned(2);
struct ieee80211_hdr_3addr {
__le16 frame_control;
u8 addr2[6];
u8 addr3[6];
__le16 seq_ctrl;
-} __attribute__ ((packed));
+} __packed __aligned(2);
struct ieee80211_qos_hdr {
__le16 frame_control;
u8 addr3[6];
__le16 seq_ctrl;
__le16 qos_ctrl;
-} __attribute__ ((packed));
+} __packed __aligned(2);
/**
* ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
__le32 seqnum;
u8 eaddr1[6];
u8 eaddr2[6];
-} __attribute__ ((packed));
+} __packed __aligned(2);
/* Mesh flags */
#define MESH_FLAGS_AE_A4 0x1
u8 period;
__le16 duration;
__le16 offset;
-} __attribute__ ((packed));
+} __packed;
/**
* struct ieee80211_msrment_ie
u8 mode;
u8 type;
u8 request[0];
-} __attribute__ ((packed));
+} __packed;
/**
* struct ieee80211_channel_sw_ie
u8 mode;
u8 new_ch_num;
u8 count;
-} __attribute__ ((packed));
+} __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_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
u8 bitmap_ctrl;
/* variable size: 1 - 251 bytes */
u8 virtual_map[1];
-} __attribute__ ((packed));
+} __packed;
/**
* struct ieee80211_meshconf_ie
u8 meshconf_auth;
u8 meshconf_form;
u8 meshconf_cap;
-} __attribute__ ((packed));
+} __packed;
/**
* enum mesh_config_capab_flags - Mesh Configuration IE capability field flags
__le32 rann_seq;
__le32 rann_interval;
__le32 rann_metric;
-} __attribute__ ((packed));
+} __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_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 = 3,
+ 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_RX_NSS_MASK = 0x70,
+ IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT = 4,
+ IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF = 0x80,
+};
+
#define WLAN_SA_QUERY_TR_ID_LEN 2
struct ieee80211_mgmt {
__le16 status_code;
/* possibly followed by Challenge text */
u8 variable[0];
- } __attribute__ ((packed)) auth;
+ } __packed auth;
struct {
__le16 reason_code;
- } __attribute__ ((packed)) deauth;
+ } __packed deauth;
struct {
__le16 capab_info;
__le16 listen_interval;
/* followed by SSID and Supported rates */
u8 variable[0];
- } __attribute__ ((packed)) assoc_req;
+ } __packed assoc_req;
struct {
__le16 capab_info;
__le16 status_code;
__le16 aid;
/* followed by Supported rates */
u8 variable[0];
- } __attribute__ ((packed)) assoc_resp, reassoc_resp;
+ } __packed assoc_resp, reassoc_resp;
struct {
__le16 capab_info;
__le16 listen_interval;
u8 current_ap[6];
/* followed by SSID and Supported rates */
u8 variable[0];
- } __attribute__ ((packed)) reassoc_req;
+ } __packed reassoc_req;
struct {
__le16 reason_code;
- } __attribute__ ((packed)) disassoc;
+ } __packed disassoc;
struct {
__le64 timestamp;
__le16 beacon_int;
/* followed by some of SSID, Supported rates,
* FH Params, DS Params, CF Params, IBSS Params, TIM */
u8 variable[0];
- } __attribute__ ((packed)) beacon;
+ } __packed beacon;
struct {
/* only variable items: SSID, Supported rates */
u8 variable[0];
- } __attribute__ ((packed)) probe_req;
+ } __packed probe_req;
struct {
__le64 timestamp;
__le16 beacon_int;
/* followed by some of SSID, Supported rates,
* FH Params, DS Params, CF Params, IBSS Params */
u8 variable[0];
- } __attribute__ ((packed)) probe_resp;
+ } __packed probe_resp;
struct {
u8 category;
union {
u8 dialog_token;
u8 status_code;
u8 variable[0];
- } __attribute__ ((packed)) wme_action;
+ } __packed wme_action;
struct{
u8 action_code;
- u8 element_id;
- u8 length;
- struct ieee80211_channel_sw_ie sw_elem;
- } __attribute__((packed)) chan_switch;
+ u8 variable[0];
+ } __packed chan_switch;
+ struct{
+ u8 action_code;
+ struct ieee80211_ext_chansw_ie data;
+ u8 variable[0];
+ } __packed ext_chan_switch;
struct{
u8 action_code;
u8 dialog_token;
u8 element_id;
u8 length;
struct ieee80211_msrment_ie msr_elem;
- } __attribute__((packed)) measurement;
+ } __packed measurement;
struct{
u8 action_code;
u8 dialog_token;
__le16 capab;
__le16 timeout;
__le16 start_seq_num;
- } __attribute__((packed)) addba_req;
+ } __packed addba_req;
struct{
u8 action_code;
u8 dialog_token;
__le16 status;
__le16 capab;
__le16 timeout;
- } __attribute__((packed)) addba_resp;
+ } __packed addba_resp;
struct{
u8 action_code;
__le16 params;
__le16 reason_code;
- } __attribute__((packed)) delba;
+ } __packed delba;
struct {
u8 action_code;
u8 variable[0];
- } __attribute__((packed)) self_prot;
+ } __packed self_prot;
struct{
u8 action_code;
u8 variable[0];
- } __attribute__((packed)) mesh_action;
+ } __packed mesh_action;
struct {
u8 action;
u8 trans_id[WLAN_SA_QUERY_TR_ID_LEN];
- } __attribute__ ((packed)) sa_query;
+ } __packed sa_query;
struct {
u8 action;
u8 smps_control;
- } __attribute__ ((packed)) ht_smps;
+ } __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;
} u;
- } __attribute__ ((packed)) action;
+ } __packed action;
} u;
-} __attribute__ ((packed));
+} __packed __aligned(2);
/* Supported Rates value encodings in 802.11n-2009 7.3.2.2 */
#define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
__le16 key_id;
u8 sequence_number[6];
u8 mic[8];
-} __attribute__ ((packed));
+} __packed;
struct ieee80211_vendor_ie {
u8 element_id;
__le16 duration;
u8 ra[6];
u8 ta[6];
-} __attribute__ ((packed));
+} __packed __aligned(2);
struct ieee80211_cts {
__le16 frame_control;
__le16 duration;
u8 ra[6];
-} __attribute__ ((packed));
+} __packed __aligned(2);
struct ieee80211_pspoll {
__le16 frame_control;
__le16 aid;
u8 bssid[6];
u8 ta[6];
-} __attribute__ ((packed));
+} __packed __aligned(2);
/* TDLS */
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
*
__u8 ta[6];
__le16 control;
__le16 start_seq_num;
-} __attribute__((packed)) __aligned(4);
+} __packed __aligned(4);
/* 802.11 BA(R) control masks */
#define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000
__le16 start_seq_num;
u8 bitmap[8];
-} __attribute__((packed));
+} __packed;
#define IEEE80211_HT_MCS_MASK_LEN 10
__le16 rx_highest;
u8 tx_params;
u8 reserved[3];
-} __attribute__((packed));
+} __packed;
/* 802.11n HT capability MSC set */
#define IEEE80211_HT_MCS_RX_HIGHEST_MASK 0x3ff
__le16 extended_ht_cap_info;
__le32 tx_BF_cap_info;
u8 antenna_selection_info;
-} __attribute__ ((packed));
+} __packed;
/* 802.11n HT capabilities masks (for cap_info) */
#define IEEE80211_HT_CAP_LDPC_CODING 0x0001
__le16 operation_mode;
__le16 stbc_param;
u8 basic_set[16];
-} __attribute__ ((packed));
+} __packed;
/* for ht_param */
#define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03
} __packed;
-#define IEEE80211_VHT_MCS_ZERO_TO_SEVEN_SUPPORT 0
-#define IEEE80211_VHT_MCS_ZERO_TO_EIGHT_SUPPORT 1
-#define IEEE80211_VHT_MCS_ZERO_TO_NINE_SUPPORT 2
-#define IEEE80211_VHT_MCS_NOT_SUPPORTED 3
-
/* 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_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_SU_BEAMFORMER_CAPABLE 0x00000800
#define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000
#define IEEE80211_VHT_CAP_BEAMFORMER_ANTENNAS_MAX 0x00006000
-#define IEEE80211_VHT_CAP_SOUNDING_DIMENTION_MAX 0x00030000
+#define IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MAX 0x00030000
#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 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_CBAP_SOURCE (1<<3)
#define WLAN_CAPABILITY_DMG_PRIVACY (1<<4)
#define WLAN_CAPABILITY_DMG_ECPAC (1<<5)
WLAN_EID_HT_CAPABILITY = 45,
WLAN_EID_HT_OPERATION = 61,
+ WLAN_EID_SECONDARY_CHANNEL_OFFSET = 62,
WLAN_EID_RSN = 48,
WLAN_EID_MMIE = 76,
WLAN_EID_VHT_CAPABILITY = 191,
WLAN_EID_VHT_OPERATION = 192,
+ WLAN_EID_OPMODE_NOTIF = 199,
+ WLAN_EID_WIDE_BW_CHANNEL_SWITCH = 194,
+ WLAN_EID_CHANNEL_SWITCH_WRAPPER = 196,
/* 802.11ad */
WLAN_EID_NON_TX_BSSID_CAP = 83,
WLAN_CATEGORY_WMM = 17,
WLAN_CATEGORY_FST = 18,
WLAN_CATEGORY_UNPROT_DMG = 20,
+ WLAN_CATEGORY_VHT = 21,
WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
};
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_KEY_LEN_AES_CMAC = 16,
};
+#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_TKIP_IV_LEN 8
+#define IEEE80211_TKIP_ICV_LEN 4
+#define IEEE80211_CMAC_PN_LEN 6
+
/* Public action codes */
enum ieee80211_pub_actioncode {
+ WLAN_PUB_ACTION_EXT_CHANSW_ANN = 4,
WLAN_PUB_ACTION_TDLS_DISCOVER_RES = 14,
};
#define WLAN_EXT_CAPA5_TDLS_ENABLED BIT(5)
#define WLAN_EXT_CAPA5_TDLS_PROHIBITED BIT(6)
+#define WLAN_EXT_CAPA8_OPMODE_NOTIF BIT(6)
+
/* TDLS specific payload type in the LLC/SNAP header */
#define WLAN_TDLS_SNAP_RFTYPE 0x2
u8 first_channel;
u8 num_channels;
s8 max_power;
- } __attribute__ ((packed)) chans;
+ } __packed chans;
struct {
u8 reg_extension_id;
u8 reg_class;
u8 coverage_class;
- } __attribute__ ((packed)) ext;
+ } __packed ext;
};
-} __attribute__ ((packed));
+} __packed;
enum ieee80211_timeout_interval_type {
WLAN_TIMEOUT_REASSOC_DEADLINE = 1 /* 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;
+
/* BACK action code */
enum ieee80211_back_actioncode {
WLAN_ACTION_ADDBA_REQ = 0,
* @tim_len: length of the TIM IE
* @aid: the AID to look for
*/
-static inline bool ieee80211_check_tim(struct ieee80211_tim_ie *tim,
+static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
u8 tim_len, u16 aid)
{
u8 mask;