#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
#define IEEE80211_MAX_AID 2007
#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.
u8 addr3[6];
__le16 seq_ctrl;
u8 addr4[6];
-} __packed;
+} __packed __aligned(2);
struct ieee80211_hdr_3addr {
__le16 frame_control;
u8 addr2[6];
u8 addr3[6];
__le16 seq_ctrl;
-} __packed;
+} __packed __aligned(2);
struct ieee80211_qos_hdr {
__le16 frame_control;
u8 addr3[6];
__le16 seq_ctrl;
__le16 qos_ctrl;
-} __packed;
+} __packed __aligned(2);
/**
* ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
__le32 seqnum;
u8 eaddr1[6];
u8 eaddr2[6];
-} __packed;
+} __packed __aligned(2);
/* Mesh flags */
#define MESH_FLAGS_AE_A4 0x1
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
*
IEEE80211_MESHCONF_CAPAB_TBTT_ADJUSTING = 0x20,
};
+/**
+ * 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
*
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 {
} __packed wme_action;
struct{
u8 action_code;
- u8 element_id;
- u8 length;
- struct ieee80211_channel_sw_ie sw_elem;
+ 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;
__le16 capability;
u8 variable[0];
} __packed tdls_discover_resp;
+ struct {
+ u8 action_code;
+ u8 operating_mode;
+ } __packed vht_opmode_notif;
} u;
} __packed action;
} u;
-} __packed;
+} __packed __aligned(2);
/* Supported Rates value encodings in 802.11n-2009 7.3.2.2 */
#define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
__le16 duration;
u8 ra[6];
u8 ta[6];
-} __packed;
+} __packed __aligned(2);
struct ieee80211_cts {
__le16 frame_control;
__le16 duration;
u8 ra[6];
-} __packed;
+} __packed __aligned(2);
struct ieee80211_pspoll {
__le16 frame_control;
__le16 aid;
u8 bssid[6];
u8 ta[6];
-} __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
*
} __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_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
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,
+ WLAN_EID_EXTENDED_BSS_LOAD = 193,
+ WLAN_EID_VHT_TX_POWER_ENVELOPE = 195,
+ WLAN_EID_AID = 197,
+ WLAN_EID_QUIET_CHANNEL = 198,
/* 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,
};
WLAN_TDLS_DISCOVERY_REQUEST = 10,
};
+/* 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_CAPA8_OPMODE_NOTIF BIT(6)
+#define WLAN_EXT_CAPA8_TDLS_WIDE_BW_ENABLED BIT(7)
+
/* TDLS specific payload type in the LLC/SNAP header */
#define WLAN_TDLS_SNAP_RFTYPE 0x2
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;
return !!(tim->virtual_map[indexn0] & mask);
}
+/* convert time units */
+#define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024))
+#define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x))
+
#endif /* __LINUX_IEEE80211_H */