diff options
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/cfg80211.h | 69 | ||||
| -rw-r--r-- | include/net/ieee80211_radiotap.h | 24 | ||||
| -rw-r--r-- | include/net/mac80211.h | 12 |
3 files changed, 84 insertions, 21 deletions
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index e78db2cf3d1b..8e6a6b73b9c9 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -58,6 +58,8 @@ * structures here describe these capabilities in detail. */ +struct wiphy; + /* * wireless hardware capability structures */ @@ -388,6 +390,22 @@ cfg80211_chandef_compatible(const struct cfg80211_chan_def *chandef1, const struct cfg80211_chan_def *chandef2); /** + * cfg80211_chandef_valid - check if a channel definition is valid + * @chandef: the channel definition to check + */ +bool cfg80211_chandef_valid(const struct cfg80211_chan_def *chandef); + +/** + * cfg80211_chandef_usable - check if secondary channels can be used + * @wiphy: the wiphy to validate against + * @chandef: the channel definition to check + * @prohibited_flags: the regulatory chanenl flags that must not be set + */ +bool cfg80211_chandef_usable(struct wiphy *wiphy, + const struct cfg80211_chan_def *chandef, + u32 prohibited_flags); + +/** * enum survey_info_flags - survey information flags * * @SURVEY_INFO_NOISE_DBM: noise (in dBm) was filled in @@ -520,6 +538,8 @@ struct cfg80211_beacon_data { * @privacy: the BSS uses privacy * @auth_type: Authentication type (algorithm) * @inactivity_timeout: time in seconds to determine station's inactivity. + * @p2p_ctwindow: P2P CT Window + * @p2p_opp_ps: P2P opportunistic PS */ struct cfg80211_ap_settings { struct cfg80211_chan_def chandef; @@ -534,6 +554,8 @@ struct cfg80211_ap_settings { bool privacy; enum nl80211_auth_type auth_type; int inactivity_timeout; + u8 p2p_ctwindow; + bool p2p_opp_ps; }; /** @@ -895,6 +917,8 @@ struct mpath_info { * @ap_isolate: do not forward packets between connected stations * @ht_opmode: HT Operation mode * (u16 = opmode, -1 = do not change) + * @p2p_ctwindow: P2P CT Window (-1 = no change) + * @p2p_opp_ps: P2P opportunistic PS (-1 = no change) */ struct bss_parameters { int use_cts_prot; @@ -904,6 +928,7 @@ struct bss_parameters { u8 basic_rates_len; int ap_isolate; int ht_opmode; + s8 p2p_ctwindow, p2p_opp_ps; }; /** @@ -1045,9 +1070,6 @@ struct ieee80211_txq_params { u8 aifs; }; -/* from net/wireless.h */ -struct wiphy; - /** * DOC: Scanning and BSS list handling * @@ -1184,6 +1206,18 @@ enum cfg80211_signal_type { }; /** + * struct cfg80211_bss_ie_data - BSS entry IE data + * @rcu_head: internal use, for freeing + * @len: length of the IEs + * @data: IE data + */ +struct cfg80211_bss_ies { + struct rcu_head rcu_head; + int len; + u8 data[]; +}; + +/** * struct cfg80211_bss - BSS description * * This structure describes a BSS (which may also be a mesh network) @@ -1194,36 +1228,34 @@ enum cfg80211_signal_type { * @tsf: timestamp of last received update * @beacon_interval: the beacon interval as from the frame * @capability: the capability field in host byte order - * @information_elements: the information elements (Note that there + * @ies: the information elements (Note that there * is no guarantee that these are well-formed!); this is a pointer to * either the beacon_ies or proberesp_ies depending on whether Probe * Response frame has been received - * @len_information_elements: total length of the information elements * @beacon_ies: the information elements from the last Beacon frame - * @len_beacon_ies: total length of the beacon_ies * @proberesp_ies: the information elements from the last Probe Response frame - * @len_proberesp_ies: total length of the proberesp_ies * @signal: signal strength value (type depends on the wiphy's signal_type) * @free_priv: function pointer to free private data * @priv: private area for driver use, has at least wiphy->bss_priv_size bytes */ struct cfg80211_bss { + u64 tsf; + struct ieee80211_channel *channel; - u8 bssid[ETH_ALEN]; - u64 tsf; + const struct cfg80211_bss_ies __rcu *ies; + const struct cfg80211_bss_ies __rcu *beacon_ies; + const struct cfg80211_bss_ies __rcu *proberesp_ies; + + void (*free_priv)(struct cfg80211_bss *bss); + + s32 signal; + u16 beacon_interval; u16 capability; - u8 *information_elements; - size_t len_information_elements; - u8 *beacon_ies; - size_t len_beacon_ies; - u8 *proberesp_ies; - size_t len_proberesp_ies; - s32 signal; + u8 bssid[ETH_ALEN]; - void (*free_priv)(struct cfg80211_bss *bss); u8 priv[0] __attribute__((__aligned__(sizeof(void *)))); }; @@ -1231,6 +1263,9 @@ struct cfg80211_bss { * ieee80211_bss_get_ie - find IE with given ID * @bss: the bss to search * @ie: the IE ID + * + * Note that the return value is an RCU-protected pointer, so + * rcu_read_lock() must be held when calling this function. * Returns %NULL if not found. */ const u8 *ieee80211_bss_get_ie(struct cfg80211_bss *bss, u8 ie); diff --git a/include/net/ieee80211_radiotap.h b/include/net/ieee80211_radiotap.h index 7f0df133d119..c3999632e616 100644 --- a/include/net/ieee80211_radiotap.h +++ b/include/net/ieee80211_radiotap.h @@ -186,6 +186,10 @@ struct ieee80211_radiotap_header { * IEEE80211_RADIOTAP_AMPDU_STATUS u32, u16, u8, u8 unitless * * Contains the AMPDU information for the subframe. + * + * IEEE80211_RADIOTAP_VHT u16, u8, u8, u8[4], u8, u8, u16 + * + * Contains VHT information about this frame. */ enum ieee80211_radiotap_type { IEEE80211_RADIOTAP_TSFT = 0, @@ -209,6 +213,7 @@ enum ieee80211_radiotap_type { IEEE80211_RADIOTAP_MCS = 19, IEEE80211_RADIOTAP_AMPDU_STATUS = 20, + IEEE80211_RADIOTAP_VHT = 21, /* valid in every it_present bitmap, even vendor namespaces */ IEEE80211_RADIOTAP_RADIOTAP_NAMESPACE = 29, @@ -282,6 +287,25 @@ enum ieee80211_radiotap_type { #define IEEE80211_RADIOTAP_AMPDU_DELIM_CRC_ERR 0x0010 #define IEEE80211_RADIOTAP_AMPDU_DELIM_CRC_KNOWN 0x0020 +/* For IEEE80211_RADIOTAP_VHT */ +#define IEEE80211_RADIOTAP_VHT_KNOWN_STBC 0x0001 +#define IEEE80211_RADIOTAP_VHT_KNOWN_TXOP_PS_NA 0x0002 +#define IEEE80211_RADIOTAP_VHT_KNOWN_GI 0x0004 +#define IEEE80211_RADIOTAP_VHT_KNOWN_SGI_NSYM_DIS 0x0008 +#define IEEE80211_RADIOTAP_VHT_KNOWN_LDPC_EXTRA_OFDM_SYM 0x0010 +#define IEEE80211_RADIOTAP_VHT_KNOWN_BEAMFORMED 0x0020 +#define IEEE80211_RADIOTAP_VHT_KNOWN_BANDWIDTH 0x0040 +#define IEEE80211_RADIOTAP_VHT_KNOWN_GROUP_ID 0x0080 +#define IEEE80211_RADIOTAP_VHT_KNOWN_PARTIAL_AID 0x0100 + +#define IEEE80211_RADIOTAP_VHT_FLAG_STBC 0x01 +#define IEEE80211_RADIOTAP_VHT_FLAG_TXOP_PS_NA 0x02 +#define IEEE80211_RADIOTAP_VHT_FLAG_SGI 0x04 +#define IEEE80211_RADIOTAP_VHT_FLAG_SGI_NSYM_M10_9 0x08 +#define IEEE80211_RADIOTAP_VHT_FLAG_LDPC_EXTRA_OFDM_SYM 0x10 +#define IEEE80211_RADIOTAP_VHT_FLAG_BEAMFORMED 0x20 + + /* helpers */ static inline int ieee80211_get_radiotap_len(unsigned char *data) { diff --git a/include/net/mac80211.h b/include/net/mac80211.h index db7680acd0da..1c02fb3b3817 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -164,7 +164,7 @@ enum ieee80211_chanctx_change { * active on the channel to receive MIMO transmissions * @rx_chains_dynamic: The number of RX chains that must be enabled * after RTS/CTS handshake to receive SMPS MIMO transmissions; - * this will always be >= @rx_chains_always. + * this will always be >= @rx_chains_static. * @drv_priv: data area for driver use, will always be aligned to * sizeof(void *), size is determined in hw information. */ @@ -1473,6 +1473,10 @@ enum ieee80211_hw_flags { * include _FMT. Use %IEEE80211_RADIOTAP_MCS_HAVE_* values, only * adding _BW is supported today. * + * @radiotap_vht_details: lists which VHT MCS information the HW reports, + * the default is _GI | _BANDWIDTH. + * Use the %IEEE80211_RADIOTAP_VHT_KNOWN_* values. + * * @netdev_features: netdev features to be set in each netdev created * from this HW. Note only HW checksum features are currently * compatible with mac80211. Other feature bits will be rejected. @@ -1499,6 +1503,7 @@ struct ieee80211_hw { u8 max_tx_aggregation_subframes; u8 offchannel_tx_hw_queue; u8 radiotap_mcs_details; + u16 radiotap_vht_details; netdev_features_t netdev_features; }; @@ -3139,8 +3144,7 @@ struct sk_buff *ieee80211_nullfunc_get(struct ieee80211_hw *hw, * @vif: &struct ieee80211_vif pointer from the add_interface callback. * @ssid: SSID buffer * @ssid_len: length of SSID - * @ie: buffer containing all IEs except SSID for the template - * @ie_len: length of the IE buffer + * @tailroom: tailroom to reserve at end of SKB for IEs * * Creates a Probe Request template which can, for example, be uploaded to * hardware. @@ -3148,7 +3152,7 @@ struct sk_buff *ieee80211_nullfunc_get(struct ieee80211_hw *hw, struct sk_buff *ieee80211_probereq_get(struct ieee80211_hw *hw, struct ieee80211_vif *vif, const u8 *ssid, size_t ssid_len, - const u8 *ie, size_t ie_len); + size_t tailroom); /** * ieee80211_rts_get - RTS frame generation function |