*
* @IEEE80211_BAND_2GHZ: 2.4GHz ISM band
* @IEEE80211_BAND_5GHZ: around 5GHz band (4.9-5.7)
+ * @IEEE80211_NUM_BANDS: number of defined bands
*/
enum ieee80211_band {
IEEE80211_BAND_2GHZ = NL80211_BAND_2GHZ,
* @max_power: maximum transmission power (in dBm)
* @beacon_found: helper to regulatory code to indicate when a beacon
* has been found on this channel. Use regulatory_hint_found_beacon()
- * to enable this, this is is useful only on 5 GHz band.
+ * to enable this, this is useful only on 5 GHz band.
* @orig_mag: internal use
* @orig_mpwr: internal use
*/
* in this band. Must be sorted to give a valid "supported
* rates" IE, i.e. CCK rates first, then OFDM.
* @n_bitrates: Number of bitrates in @bitrates
+ * @ht_cap: HT capabilities in this band
*/
struct ieee80211_supported_band {
struct ieee80211_channel *channels;
* @seq: sequence counter (IV/PN) for TKIP and CCMP keys, only used
* with the get_key() callback, must be in little endian,
* length given by @seq_len.
+ * @seq_len: length of @seq.
*/
struct key_params {
u8 *key;
/**
* enum survey_info_flags - survey information flags
*
+ * @SURVEY_INFO_NOISE_DBM: noise (in dBm) was filled in
+ *
* Used by the driver to indicate which info in &struct survey_info
* it has filled in during the get_survey().
*/
/**
* struct survey_info - channel survey response
*
- * Used by dump_survey() to report back per-channel survey information.
- *
* @channel: the channel this survey record reports, mandatory
* @filled: bitflag of flags from &enum survey_info_flags
* @noise: channel noise in dBm. This and all following fields are
* optional
*
+ * Used by dump_survey() to report back per-channel survey information.
+ *
* This structure can later be expanded with things like
* channel duty cycle etc.
*/
*
* @PLINK_ACTION_INVALID: action 0 is reserved
* @PLINK_ACTION_OPEN: start mesh peer link establishment
- * @PLINK_ACTION_BLOCL: block traffic from this mesh peer
+ * @PLINK_ACTION_BLOCK: block traffic from this mesh peer
*/
enum plink_actions {
PLINK_ACTION_INVALID,
* (bitmask of BIT(NL80211_STA_FLAG_...))
* @listen_interval: listen interval or -1 for no change
* @aid: AID or zero for no change
+ * @plink_action: plink action to take
+ * @ht_capa: HT capabilities of station
*/
struct station_parameters {
u8 *supported_rates;
* Used by the driver to indicate which info in &struct mpath_info it has filled
* in during get_station() or dump_station().
*
- * MPATH_INFO_FRAME_QLEN: @frame_qlen filled
- * MPATH_INFO_SN: @sn filled
- * MPATH_INFO_METRIC: @metric filled
- * MPATH_INFO_EXPTIME: @exptime filled
- * MPATH_INFO_DISCOVERY_TIMEOUT: @discovery_timeout filled
- * MPATH_INFO_DISCOVERY_RETRIES: @discovery_retries filled
- * MPATH_INFO_FLAGS: @flags filled
+ * @MPATH_INFO_FRAME_QLEN: @frame_qlen filled
+ * @MPATH_INFO_SN: @sn filled
+ * @MPATH_INFO_METRIC: @metric filled
+ * @MPATH_INFO_EXPTIME: @exptime filled
+ * @MPATH_INFO_DISCOVERY_TIMEOUT: @discovery_timeout filled
+ * @MPATH_INFO_DISCOVERY_RETRIES: @discovery_retries filled
+ * @MPATH_INFO_FLAGS: @flags filled
*/
enum mpath_info_flags {
MPATH_INFO_FRAME_QLEN = BIT(0),
* @basic_rates: basic rates in IEEE 802.11 format
* (or NULL for no change)
* @basic_rates_len: number of basic rates
+ * @ap_isolate: do not forward packets between connected stations
*/
struct bss_parameters {
int use_cts_prot;
int use_short_slot_time;
u8 *basic_rates;
u8 basic_rates_len;
+ int ap_isolate;
};
struct mesh_config {
* @ie_len: length of ie in octets
* @wiphy: the wiphy this was for
* @dev: the interface
+ * @aborted: (internal) scan request was notified as aborted
*/
struct cfg80211_scan_request {
struct cfg80211_ssid *ssids;
* This structure describes a BSS (which may also be a mesh network)
* for use in scan results and similar.
*
+ * @channel: channel this BSS is on
* @bssid: BSSID of the BSS
* @tsf: timestamp of last received update
* @beacon_interval: the beacon interval as from the frame
* @key_len: length of WEP key for shared key authentication
* @key_idx: index of WEP key for shared key authentication
* @key: WEP key for shared key authentication
+ * @local_state_change: This is a request for a local state only, i.e., no
+ * Authentication frame is to be transmitted and authentication state is
+ * to be changed without having to wait for a response from the peer STA
+ * (AP).
*/
struct cfg80211_auth_request {
struct cfg80211_bss *bss;
enum nl80211_auth_type auth_type;
const u8 *key;
u8 key_len, key_idx;
+ bool local_state_change;
};
/**
* @ie: Extra IEs to add to Deauthentication frame or %NULL
* @ie_len: Length of ie buffer in octets
* @reason_code: The reason code for the deauthentication
+ * @local_state_change: This is a request for a local state only, i.e., no
+ * Deauthentication frame is to be transmitted.
*/
struct cfg80211_deauth_request {
struct cfg80211_bss *bss;
const u8 *ie;
size_t ie_len;
u16 reason_code;
+ bool local_state_change;
};
/**
* @ie: Extra IEs to add to Disassociation frame or %NULL
* @ie_len: Length of ie buffer in octets
* @reason_code: The reason code for the disassociation
+ * @local_state_change: This is a request for a local state only, i.e., no
+ * Disassociation frame is to be transmitted.
*/
struct cfg80211_disassoc_request {
struct cfg80211_bss *bss;
const u8 *ie;
size_t ie_len;
u16 reason_code;
+ bool local_state_change;
};
/**
* @beacon_interval: beacon interval to use
* @privacy: this is a protected network, keys will be configured
* after joining
+ * @basic_rates: bitmap of basic rates to use when creating the IBSS
*/
struct cfg80211_ibss_params {
u8 *ssid;
u8 *ie;
u8 ssid_len, ie_len;
u16 beacon_interval;
+ u32 basic_rates;
bool channel_fixed;
bool privacy;
};
* @ssid: SSID
* @ssid_len: Length of ssid in octets
* @auth_type: Authentication type (algorithm)
- * @assoc_ie: IEs for association request
- * @assoc_ie_len: Length of assoc_ie in octets
+ * @ie: IEs for association request
+ * @ie_len: Length of assoc_ie in octets
* @privacy: indicates whether privacy-enabled APs should be used
* @crypto: crypto settings
* @key_len: length of WEP key for shared key authentication
/**
* enum wiphy_params_flags - set_wiphy_params bitfield values
- * WIPHY_PARAM_RETRY_SHORT: wiphy->retry_short has changed
- * WIPHY_PARAM_RETRY_LONG: wiphy->retry_long has changed
- * WIPHY_PARAM_FRAG_THRESHOLD: wiphy->frag_threshold has changed
- * WIPHY_PARAM_RTS_THRESHOLD: wiphy->rts_threshold has changed
+ * @WIPHY_PARAM_RETRY_SHORT: wiphy->retry_short has changed
+ * @WIPHY_PARAM_RETRY_LONG: wiphy->retry_long has changed
+ * @WIPHY_PARAM_FRAG_THRESHOLD: wiphy->frag_threshold has changed
+ * @WIPHY_PARAM_RTS_THRESHOLD: wiphy->rts_threshold has changed
+ * @WIPHY_PARAM_COVERAGE_CLASS: coverage class changed
*/
enum wiphy_params_flags {
WIPHY_PARAM_RETRY_SHORT = 1 << 0,
WIPHY_PARAM_COVERAGE_CLASS = 1 << 4,
};
-/**
- * enum tx_power_setting - TX power adjustment
- *
- * @TX_POWER_AUTOMATIC: the dbm parameter is ignored
- * @TX_POWER_LIMITED: limit TX power by the dbm parameter
- * @TX_POWER_FIXED: fix TX power to the dbm parameter
- */
-enum tx_power_setting {
- TX_POWER_AUTOMATIC,
- TX_POWER_LIMITED,
- TX_POWER_FIXED,
-};
-
/*
* cfg80211_bitrate_mask - masks for bitrate control
*/
* @del_beacon: Remove beacon configuration and stop sending the beacon.
*
* @add_station: Add a new station.
- *
* @del_station: Remove a station; @mac may be NULL to remove all stations.
- *
* @change_station: Modify a given station.
+ * @get_station: get station information for the station identified by @mac
+ * @dump_station: dump station callback -- resume dump at index @idx
+ *
+ * @add_mpath: add a fixed mesh path
+ * @del_mpath: delete a given mesh path
+ * @change_mpath: change a given mesh path
+ * @get_mpath: get a mesh path for the given parameters
+ * @dump_mpath: dump mesh path callback -- resume dump at index @idx
*
* @get_mesh_params: Put the current mesh parameters into *params
*
* The mask is a bitfield which tells us which parameters to
* set, and which to leave alone.
*
- * @set_mesh_cfg: set mesh parameters (by now, just mesh id)
- *
* @change_bss: Modify parameters for a given BSS.
*
* @set_txq_params: Set TX queue parameters
*
- * @set_channel: Set channel
+ * @set_channel: Set channel for a given wireless interface. Some devices
+ * may support multi-channel operation (by channel hopping) so cfg80211
+ * doesn't verify much. Note, however, that the passed netdev may be
+ * %NULL as well if the user requested changing the channel for the
+ * device itself, or for a monitor interface.
*
* @scan: Request to do a scan. If returning zero, the scan request is given
* the driver, and will be valid until passed to cfg80211_scan_done().
* @get_tx_power: store the current TX power into the dbm variable;
* return 0 if successful
*
+ * @set_wds_peer: set the WDS peer for a WDS interface
+ *
* @rfkill_poll: polls the hw rfkill line, use cfg80211 reporting
* functions to adjust rfkill hw state
*
*
* @testmode_cmd: run a test mode command
*
+ * @set_bitrate_mask: set the bitrate mask configuration
+ *
* @set_pmksa: Cache a PMKID for a BSSID. This is mostly useful for fullmac
* devices running firmwares capable of generating the (re) association
* RSN IE. It allows for faster roaming between WPA2 BSSIDs.
* @del_pmksa: Delete a cached PMKID.
* @flush_pmksa: Flush all cached PMKIDs.
+ * @set_power_mgmt: Configure WLAN power management. A timeout value of -1
+ * allows the driver to adjust the dynamic ps timeout value.
+ * @set_cqm_rssi_config: Configure connection quality monitor RSSI threshold.
*
*/
struct cfg80211_ops {
int (*set_txq_params)(struct wiphy *wiphy,
struct ieee80211_txq_params *params);
- int (*set_channel)(struct wiphy *wiphy,
+ int (*set_channel)(struct wiphy *wiphy, struct net_device *dev,
struct ieee80211_channel *chan,
enum nl80211_channel_type channel_type);
int (*set_wiphy_params)(struct wiphy *wiphy, u32 changed);
int (*set_tx_power)(struct wiphy *wiphy,
- enum tx_power_setting type, int dbm);
+ enum nl80211_tx_power_setting type, int mbm);
int (*get_tx_power)(struct wiphy *wiphy, int *dbm);
int (*set_wds_peer)(struct wiphy *wiphy, struct net_device *dev,
int (*action)(struct wiphy *wiphy, struct net_device *dev,
struct ieee80211_channel *chan,
enum nl80211_channel_type channel_type,
+ bool channel_type_valid,
const u8 *buf, size_t len, u64 *cookie);
int (*set_power_mgmt)(struct wiphy *wiphy, struct net_device *dev,
bool enabled, int timeout);
+
+ int (*set_cqm_rssi_config)(struct wiphy *wiphy,
+ struct net_device *dev,
+ s32 rssi_thold, u32 rssi_hyst);
};
/*
/**
* struct wiphy - wireless hardware description
- * @idx: the wiphy index assigned to this item
- * @class_dev: the class device representing /sys/class/ieee80211/<wiphy-name>
* @reg_notifier: the driver's regulatory notification callback
* @regd: the driver's regulatory domain, if one was requested via
* the regulatory_hint() API. This can be used by the driver
* @frag_threshold: Fragmentation threshold (dot11FragmentationThreshold);
* -1 = fragmentation disabled, only odd values >= 256 used
* @rts_threshold: RTS threshold (dot11RTSThreshold); -1 = RTS/CTS disabled
- * @net: the network namespace this wiphy currently lives in
+ * @_net: the network namespace this wiphy currently lives in
* @perm_addr: permanent MAC address of this device
* @addr_mask: If the device supports multiple MAC addresses by masking,
* set this to a mask with variable bits set to 1, e.g. if the last
* by default for perm_addr. In this case, the mask should be set to
* all-zeroes. In this case it is assumed that the device can handle
* the same number of arbitrary MAC addresses.
+ * @debugfsdir: debugfs directory used for this wiphy, will be renamed
+ * automatically on wiphy renames
+ * @dev: (virtual) struct device for this wiphy
+ * @wext: wireless extension handlers
+ * @priv: driver private data (sized according to wiphy_new() parameter)
+ * @interface_modes: bitmask of interfaces types valid for this wiphy,
+ * must be set by driver
+ * @flags: wiphy flags, see &enum wiphy_flags
+ * @bss_priv_size: each BSS struct has private data allocated with it,
+ * this variable determines its size
+ * @max_scan_ssids: maximum number of SSIDs the device can scan for in
+ * any given scan
+ * @max_scan_ie_len: maximum length of user-controlled IEs device can
+ * add to probe request frames transmitted during a scan, must not
+ * include fixed IEs like supported rates
+ * @coverage_class: current coverage class
+ * @fw_version: firmware version for ethtool reporting
+ * @hw_version: hardware version for ethtool reporting
+ * @max_num_pmkids: maximum number of PMKIDs supported by device
+ * @privid: a pointer that drivers can use to identify if an arbitrary
+ * wiphy is theirs, e.g. in global notifiers
+ * @bands: information about bands/channels supported by this device
*/
struct wiphy {
/* assign these fields before you register the wiphy */
char priv[0] __attribute__((__aligned__(NETDEV_ALIGN)));
};
-#ifdef CONFIG_NET_NS
-static inline struct net *wiphy_net(struct wiphy *wiphy)
-{
- return wiphy->_net;
-}
-
-static inline void wiphy_net_set(struct wiphy *wiphy, struct net *net)
-{
- wiphy->_net = net;
-}
-#else
static inline struct net *wiphy_net(struct wiphy *wiphy)
{
- return &init_net;
+ return read_pnet(&wiphy->_net);
}
static inline void wiphy_net_set(struct wiphy *wiphy, struct net *net)
{
+ write_pnet(&wiphy->_net, net);
}
-#endif
/**
* wiphy_priv - return priv from wiphy
* @list: (private) Used to collect the interfaces
* @netdev: (private) Used to reference back to the netdev
* @current_bss: (private) Used by the internal configuration code
+ * @channel: (private) Used by the internal configuration code to track
+ * user-set AP, monitor and WDS channels for wireless extensions
* @bssid: (private) Used by the internal configuration code
* @ssid: (private) Used by the internal configuration code
* @ssid_len: (private) Used by the internal configuration code
* @wext: (private) Used by the internal wireless extensions compat code
- * @wext_bssid: (private) Used by the internal wireless extensions compat code
* @use_4addr: indicates 4addr mode is used on this interface, must be
* set by driver (if supported) on add_interface BEFORE registering the
* netdev and may otherwise be used by driver read-only, will be update
* by cfg80211 on change_interface
* @action_registrations: list of registrations for action frames
* @action_registrations_lock: lock for the list
+ * @mtx: mutex used to lock data in this struct
+ * @cleanup_work: work struct used for cleanup that can't be done directly
*/
struct wireless_dev {
struct wiphy *wiphy;
struct cfg80211_internal_bss *authtry_bsses[MAX_AUTH_BSSES];
struct cfg80211_internal_bss *auth_bsses[MAX_AUTH_BSSES];
struct cfg80211_internal_bss *current_bss; /* associated / joined */
+ struct ieee80211_channel *channel;
bool ps;
int ps_timeout;
/**
* ieee80211_channel_to_frequency - convert channel number to frequency
+ * @chan: channel number
*/
extern int ieee80211_channel_to_frequency(int chan);
/**
* ieee80211_frequency_to_channel - convert frequency to channel number
+ * @freq: center frequency
*/
extern int ieee80211_frequency_to_channel(int freq);
int freq);
/**
* ieee80211_get_channel - get channel struct from wiphy for specified frequency
+ * @wiphy: the struct wiphy to get the channel for
+ * @freq: the center frequency of the channel
*/
static inline struct ieee80211_channel *
ieee80211_get_channel(struct wiphy *wiphy, int freq)
* @is_radiotap_ns: indicates whether the current namespace is the default
* radiotap namespace or not
*
- * @overrides: override standard radiotap fields
- * @n_overrides: number of overrides
- *
* @_rtheader: pointer to the radiotap header we are walking through
* @_max_length: length of radiotap header in cpu byte ordering
* @_arg_index: next argument index
const struct ieee80211_radiotap_namespace *current_namespace;
unsigned char *_arg, *_next_ns_data;
- uint32_t *_next_bitmap;
+ __le32 *_next_bitmap;
unsigned char *this_arg;
int this_arg_index;
void cfg80211_scan_done(struct cfg80211_scan_request *request, bool aborted);
/**
- * cfg80211_inform_bss - inform cfg80211 of a new BSS
+ * cfg80211_inform_bss_frame - inform cfg80211 of a received BSS frame
*
* @wiphy: the wiphy reporting the BSS
- * @bss: the found BSS
+ * @channel: The channel the frame was received on
+ * @mgmt: the management frame (probe response or beacon)
+ * @len: length of the management frame
* @signal: the signal strength, type depends on the wiphy's signal_type
* @gfp: context flags
*
struct ieee80211_mgmt *mgmt, size_t len,
s32 signal, gfp_t gfp);
+/**
+ * cfg80211_inform_bss - inform cfg80211 of a new BSS
+ *
+ * @wiphy: the wiphy reporting the BSS
+ * @channel: The channel the frame was received on
+ * @bssid: the BSSID of the BSS
+ * @timestamp: the TSF timestamp sent by the peer
+ * @capability: the capability field sent by the peer
+ * @beacon_interval: the beacon interval announced by the peer
+ * @ie: additional IEs sent by the peer
+ * @ielen: length of the additional IEs
+ * @signal: the signal strength, type depends on the wiphy's signal_type
+ * @gfp: context flags
+ *
+ * This informs cfg80211 that BSS information was found and
+ * the BSS should be updated/added.
+ */
struct cfg80211_bss*
cfg80211_inform_bss(struct wiphy *wiphy,
struct ieee80211_channel *channel,
void cfg80211_action_tx_status(struct net_device *dev, u64 cookie,
const u8 *buf, size_t len, bool ack, gfp_t gfp);
+
+/**
+ * cfg80211_cqm_rssi_notify - connection quality monitoring rssi event
+ * @dev: network device
+ * @rssi_event: the triggered RSSI event
+ * @gfp: context flags
+ *
+ * This function is called when a configured connection quality monitoring
+ * rssi threshold reached event occurs.
+ */
+void cfg80211_cqm_rssi_notify(struct net_device *dev,
+ enum nl80211_cqm_rssi_threshold_event rssi_event,
+ gfp_t gfp);
+
#endif /* __NET_CFG80211_H */