diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/bcma/bcma_driver_mips.h | 4 | ||||
| -rw-r--r-- | include/linux/bcma/bcma_driver_pci.h | 2 | ||||
| -rw-r--r-- | include/linux/ieee80211.h | 100 | ||||
| -rw-r--r-- | include/net/cfg80211.h | 212 | ||||
| -rw-r--r-- | include/net/mac80211.h | 112 | ||||
| -rw-r--r-- | include/net/nfc/hci.h | 22 | ||||
| -rw-r--r-- | include/net/nfc/nci_core.h | 1 | ||||
| -rw-r--r-- | include/net/nfc/nfc.h | 8 | ||||
| -rw-r--r-- | include/net/regulatory.h | 4 | ||||
| -rw-r--r-- | include/uapi/linux/nfc.h | 37 | ||||
| -rw-r--r-- | include/uapi/linux/nl80211.h | 72 |
11 files changed, 409 insertions, 165 deletions
diff --git a/include/linux/bcma/bcma_driver_mips.h b/include/linux/bcma/bcma_driver_mips.h index 0baf8a56b794..0d1ea297851a 100644 --- a/include/linux/bcma/bcma_driver_mips.h +++ b/include/linux/bcma/bcma_driver_mips.h @@ -28,6 +28,7 @@ #define BCMA_MIPS_MIPS74K_GPIOEN 0x0048 #define BCMA_MIPS_MIPS74K_CLKCTLST 0x01E0 +#define BCMA_MIPS_OOBSELINA74 0x004 #define BCMA_MIPS_OOBSELOUTA30 0x100 struct bcma_device; @@ -36,7 +37,6 @@ struct bcma_drv_mips { struct bcma_device *core; u8 setup_done:1; u8 early_setup_done:1; - unsigned int assigned_irqs; }; #ifdef CONFIG_BCMA_DRIVER_MIPS @@ -49,6 +49,6 @@ static inline void bcma_core_mips_early_init(struct bcma_drv_mips *mcore) { } extern u32 bcma_cpu_clock(struct bcma_drv_mips *mcore); -extern unsigned int bcma_core_mips_irq(struct bcma_device *dev); +extern unsigned int bcma_core_irq(struct bcma_device *core); #endif /* LINUX_BCMA_DRIVER_MIPS_H_ */ diff --git a/include/linux/bcma/bcma_driver_pci.h b/include/linux/bcma/bcma_driver_pci.h index c48d98d27b77..424760f01b9d 100644 --- a/include/linux/bcma/bcma_driver_pci.h +++ b/include/linux/bcma/bcma_driver_pci.h @@ -179,6 +179,8 @@ struct pci_dev; #define BCMA_CORE_PCI_CFG_FUN_MASK 7 /* Function mask */ #define BCMA_CORE_PCI_CFG_OFF_MASK 0xfff /* Register mask */ +#define BCMA_CORE_PCI_CFG_DEVCTRL 0xd8 + /* PCIE Root Capability Register bits (Host mode only) */ #define BCMA_CORE_PCI_RC_CRS_VISIBILITY 0x0001 diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h index f0859cc73861..ccf9ee1dca8c 100644 --- a/include/linux/ieee80211.h +++ b/include/linux/ieee80211.h @@ -180,7 +180,7 @@ struct ieee80211_hdr { u8 addr3[6]; __le16 seq_ctrl; u8 addr4[6]; -} __attribute__ ((packed)); +} __packed; struct ieee80211_hdr_3addr { __le16 frame_control; @@ -189,7 +189,7 @@ struct ieee80211_hdr_3addr { u8 addr2[6]; u8 addr3[6]; __le16 seq_ctrl; -} __attribute__ ((packed)); +} __packed; struct ieee80211_qos_hdr { __le16 frame_control; @@ -199,7 +199,7 @@ struct ieee80211_qos_hdr { u8 addr3[6]; __le16 seq_ctrl; __le16 qos_ctrl; -} __attribute__ ((packed)); +} __packed; /** * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set @@ -576,7 +576,7 @@ struct ieee80211s_hdr { __le32 seqnum; u8 eaddr1[6]; u8 eaddr2[6]; -} __attribute__ ((packed)); +} __packed; /* Mesh flags */ #define MESH_FLAGS_AE_A4 0x1 @@ -614,7 +614,7 @@ struct ieee80211_quiet_ie { u8 period; __le16 duration; __le16 offset; -} __attribute__ ((packed)); +} __packed; /** * struct ieee80211_msrment_ie @@ -626,7 +626,7 @@ struct ieee80211_msrment_ie { u8 mode; u8 type; u8 request[0]; -} __attribute__ ((packed)); +} __packed; /** * struct ieee80211_channel_sw_ie @@ -637,7 +637,7 @@ struct ieee80211_channel_sw_ie { u8 mode; u8 new_ch_num; u8 count; -} __attribute__ ((packed)); +} __packed; /** * struct ieee80211_tim @@ -650,7 +650,7 @@ struct ieee80211_tim_ie { u8 bitmap_ctrl; /* variable size: 1 - 251 bytes */ u8 virtual_map[1]; -} __attribute__ ((packed)); +} __packed; /** * struct ieee80211_meshconf_ie @@ -665,7 +665,7 @@ 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 @@ -695,12 +695,17 @@ struct ieee80211_rann_ie { __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, +}; + #define WLAN_SA_QUERY_TR_ID_LEN 2 struct ieee80211_mgmt { @@ -717,33 +722,33 @@ 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; @@ -751,11 +756,11 @@ struct ieee80211_mgmt { /* 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; @@ -763,7 +768,7 @@ struct ieee80211_mgmt { /* 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 { @@ -772,55 +777,59 @@ struct ieee80211_mgmt { 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; + } __packed 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; @@ -828,9 +837,9 @@ struct ieee80211_mgmt { u8 variable[0]; } __packed tdls_discover_resp; } u; - } __attribute__ ((packed)) action; + } __packed action; } u; -} __attribute__ ((packed)); +} __packed; /* Supported Rates value encodings in 802.11n-2009 7.3.2.2 */ #define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127 @@ -846,7 +855,7 @@ struct ieee80211_mmie { __le16 key_id; u8 sequence_number[6]; u8 mic[8]; -} __attribute__ ((packed)); +} __packed; struct ieee80211_vendor_ie { u8 element_id; @@ -861,20 +870,20 @@ struct ieee80211_rts { __le16 duration; u8 ra[6]; u8 ta[6]; -} __attribute__ ((packed)); +} __packed; struct ieee80211_cts { __le16 frame_control; __le16 duration; u8 ra[6]; -} __attribute__ ((packed)); +} __packed; struct ieee80211_pspoll { __le16 frame_control; __le16 aid; u8 bssid[6]; u8 ta[6]; -} __attribute__ ((packed)); +} __packed; /* TDLS */ @@ -967,7 +976,7 @@ struct ieee80211_bar { __u8 ta[6]; __le16 control; __le16 start_seq_num; -} __attribute__((packed)); +} __packed; /* 802.11 BAR control masks */ #define IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL 0x0000 @@ -992,7 +1001,7 @@ struct ieee80211_mcs_info { __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 @@ -1031,7 +1040,7 @@ struct ieee80211_ht_cap { __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 @@ -1102,7 +1111,7 @@ struct ieee80211_ht_operation { __le16 operation_mode; __le16 stbc_param; u8 basic_set[16]; -} __attribute__ ((packed)); +} __packed; /* for ht_param */ #define IEEE80211_HT_PARAM_CHA_SEC_OFFSET 0x03 @@ -1311,16 +1320,21 @@ struct ieee80211_vht_operation { #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) @@ -1834,14 +1848,14 @@ struct ieee80211_country_ie_triplet { 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 */, diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index f78fa19a07b0..1b9830ebe6c6 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -281,9 +281,13 @@ struct ieee80211_supported_band { /** * struct vif_params - describes virtual interface parameters * @use_4addr: use 4-address frames + * @macaddr: address to use for this virtual interface. This will only + * be used for non-netdevice interfaces. If this parameter is set + * to zero address the driver may determine the address as needed. */ struct vif_params { int use_4addr; + u8 macaddr[ETH_ALEN]; }; /** @@ -326,7 +330,7 @@ struct cfg80211_chan_def { * cfg80211_get_chandef_type - return old channel type from chandef * @chandef: the channel definition * - * Returns the old channel type (NOHT, HT20, HT40+/-) from a given + * Return: The old channel type (NOHT, HT20, HT40+/-) from a given * chandef, which must have a bandwidth allowing this conversion. */ static inline enum nl80211_channel_type @@ -364,7 +368,7 @@ void cfg80211_chandef_create(struct cfg80211_chan_def *chandef, * @chandef1: first channel definition * @chandef2: second channel definition * - * Returns %true if the channels defined by the channel definitions are + * Return: %true if the channels defined by the channel definitions are * identical, %false otherwise. */ static inline bool @@ -382,7 +386,7 @@ cfg80211_chandef_identical(const struct cfg80211_chan_def *chandef1, * @chandef1: first channel definition * @chandef2: second channel definition * - * Returns %NULL if the given channel definitions are incompatible, + * Return: %NULL if the given channel definitions are incompatible, * chandef1 or chandef2 otherwise. */ const struct cfg80211_chan_def * @@ -392,6 +396,7 @@ cfg80211_chandef_compatible(const struct cfg80211_chan_def *chandef1, /** * cfg80211_chandef_valid - check if a channel definition is valid * @chandef: the channel definition to check + * Return: %true if the channel definition is valid. %false otherwise. */ bool cfg80211_chandef_valid(const struct cfg80211_chan_def *chandef); @@ -399,7 +404,8 @@ 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 + * @prohibited_flags: the regulatory channel flags that must not be set + * Return: %true if secondary channels are usable. %false otherwise. */ bool cfg80211_chandef_usable(struct wiphy *wiphy, const struct cfg80211_chan_def *chandef, @@ -608,6 +614,8 @@ enum station_parameters_apply_mask { * @sta_modify_mask: bitmap indicating which parameters changed * (for those that don't have a natural "no change" value), * see &enum station_parameters_apply_mask + * @local_pm: local link-specific mesh power save mode (no change when set + * to unknown) */ struct station_parameters { u8 *supported_rates; @@ -623,6 +631,7 @@ struct station_parameters { struct ieee80211_vht_cap *vht_capa; u8 uapsd_queues; u8 max_sp; + enum nl80211_mesh_power_mode local_pm; }; /** @@ -653,6 +662,9 @@ struct station_parameters { * @STATION_INFO_STA_FLAGS: @sta_flags filled * @STATION_INFO_BEACON_LOSS_COUNT: @beacon_loss_count filled * @STATION_INFO_T_OFFSET: @t_offset filled + * @STATION_INFO_LOCAL_PM: @local_pm filled + * @STATION_INFO_PEER_PM: @peer_pm filled + * @STATION_INFO_NONPEER_PM: @nonpeer_pm filled */ enum station_info_flags { STATION_INFO_INACTIVE_TIME = 1<<0, @@ -676,6 +688,9 @@ enum station_info_flags { STATION_INFO_STA_FLAGS = 1<<18, STATION_INFO_BEACON_LOSS_COUNT = 1<<19, STATION_INFO_T_OFFSET = 1<<20, + STATION_INFO_LOCAL_PM = 1<<21, + STATION_INFO_PEER_PM = 1<<22, + STATION_INFO_NONPEER_PM = 1<<23, }; /** @@ -789,6 +804,9 @@ struct sta_bss_parameters { * @sta_flags: station flags mask & values * @beacon_loss_count: Number of times beacon loss event has triggered. * @t_offset: Time offset of the station relative to this host. + * @local_pm: local mesh STA power save mode + * @peer_pm: peer mesh STA power save mode + * @nonpeer_pm: non-peer mesh STA power save mode */ struct station_info { u32 filled; @@ -818,6 +836,9 @@ struct station_info { u32 beacon_loss_count; s64 t_offset; + enum nl80211_mesh_power_mode local_pm; + enum nl80211_mesh_power_mode peer_pm; + enum nl80211_mesh_power_mode nonpeer_pm; /* * Note: Add a new enum station_info_flags value for each new field and @@ -993,6 +1014,10 @@ struct bss_parameters { * @dot11MeshHWMPconfirmationInterval: The minimum interval of time (in TUs) * during which a mesh STA can send only one Action frame containing * a PREQ element for root path confirmation. + * @power_mode: The default mesh power save mode which will be the initial + * setting for new peer links. + * @dot11MeshAwakeWindowDuration: The duration in TUs the STA will remain awake + * after transmitting its beacon. */ struct mesh_config { u16 dot11MeshRetryTimeout; @@ -1020,6 +1045,8 @@ struct mesh_config { u32 dot11MeshHWMPactivePathToRootTimeout; u16 dot11MeshHWMProotInterval; u16 dot11MeshHWMPconfirmationInterval; + enum nl80211_mesh_power_mode power_mode; + u16 dot11MeshAwakeWindowDuration; }; /** @@ -1034,6 +1061,8 @@ struct mesh_config { * @ie_len: length of vendor information elements * @is_authenticated: this mesh requires authentication * @is_secure: this mesh uses security + * @dtim_period: DTIM period to use + * @beacon_interval: beacon interval to use * @mcast_rate: multicat rate for Mesh Node [6Mbps is the default for 802.11a] * * These parameters are fixed when the mesh is created. @@ -1049,6 +1078,8 @@ struct mesh_setup { u8 ie_len; bool is_authenticated; bool is_secure; + u8 dtim_period; + u16 beacon_interval; int mcast_rate[IEEE80211_NUM_BANDS]; }; @@ -1256,7 +1287,7 @@ struct cfg80211_bss { u8 bssid[ETH_ALEN]; - u8 priv[0] __attribute__((__aligned__(sizeof(void *)))); + u8 priv[0] __aligned(sizeof(void *)); }; /** @@ -1266,7 +1297,7 @@ struct cfg80211_bss { * * 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. + * Return: %NULL if not found. */ const u8 *ieee80211_bss_get_ie(struct cfg80211_bss *bss, u8 ie); @@ -1434,6 +1465,7 @@ struct cfg80211_ibss_params { * @ie: IEs for association request * @ie_len: Length of assoc_ie in octets * @privacy: indicates whether privacy-enabled APs should be used + * @mfp: indicate whether management frame protection is used * @crypto: crypto settings * @key_len: length of WEP key for shared key authentication * @key_idx: index of WEP key for shared key authentication @@ -1454,6 +1486,7 @@ struct cfg80211_connect_params { u8 *ie; size_t ie_len; bool privacy; + enum nl80211_mfp mfp; struct cfg80211_crypto_settings crypto; const u8 *key; u8 key_len, key_idx; @@ -2092,6 +2125,7 @@ struct ieee80211_iface_limit { * @beacon_int_infra_match: In this combination, the beacon intervals * between infrastructure and AP types must match. This is required * only in special cases. + * @radar_detect_widths: bitmap of channel widths supported for radar detection * * These examples can be expressed as follows: * @@ -2144,6 +2178,7 @@ struct ieee80211_iface_combination { u16 max_interfaces; u8 n_limits; bool beacon_int_infra_match; + u8 radar_detect_widths; }; struct mac_address { @@ -2364,12 +2399,12 @@ struct wiphy { struct ieee80211_supported_band *bands[IEEE80211_NUM_BANDS]; /* Lets us get back the wiphy on the callback */ - int (*reg_notifier)(struct wiphy *wiphy, - struct regulatory_request *request); + void (*reg_notifier)(struct wiphy *wiphy, + struct regulatory_request *request); /* fields below are read-only, assigned by cfg80211 */ - const struct ieee80211_regdomain *regd; + const struct ieee80211_regdomain __rcu *regd; /* the item in /sys/class/ieee80211/ points to this, * you need use set_wiphy_dev() (see below) */ @@ -2392,7 +2427,7 @@ struct wiphy { const struct iw_handler_def *wext; #endif - char priv[0] __attribute__((__aligned__(NETDEV_ALIGN))); + char priv[0] __aligned(NETDEV_ALIGN); }; static inline struct net *wiphy_net(struct wiphy *wiphy) @@ -2409,6 +2444,7 @@ static inline void wiphy_net_set(struct wiphy *wiphy, struct net *net) * wiphy_priv - return priv from wiphy * * @wiphy: the wiphy whose priv pointer to return + * Return: The priv of @wiphy. */ static inline void *wiphy_priv(struct wiphy *wiphy) { @@ -2420,6 +2456,7 @@ static inline void *wiphy_priv(struct wiphy *wiphy) * priv_to_wiphy - return the wiphy containing the priv * * @priv: a pointer previously returned by wiphy_priv + * Return: The wiphy of @priv. */ static inline struct wiphy *priv_to_wiphy(void *priv) { @@ -2442,6 +2479,7 @@ static inline void set_wiphy_dev(struct wiphy *wiphy, struct device *dev) * wiphy_dev - get wiphy dev pointer * * @wiphy: The wiphy whose device struct to look up + * Return: The dev of @wiphy. */ static inline struct device *wiphy_dev(struct wiphy *wiphy) { @@ -2452,6 +2490,7 @@ static inline struct device *wiphy_dev(struct wiphy *wiphy) * wiphy_name - get wiphy name * * @wiphy: The wiphy whose name to return + * Return: The name of @wiphy. */ static inline const char *wiphy_name(const struct wiphy *wiphy) { @@ -2467,8 +2506,8 @@ static inline const char *wiphy_name(const struct wiphy *wiphy) * Create a new wiphy and associate the given operations with it. * @sizeof_priv bytes are allocated for private use. * - * The returned pointer must be assigned to each netdev's - * ieee80211_ptr for proper operation. + * Return: A pointer to the new wiphy. This pointer must be + * assigned to each netdev's ieee80211_ptr for proper operation. */ struct wiphy *wiphy_new(const struct cfg80211_ops *ops, int sizeof_priv); @@ -2477,7 +2516,7 @@ struct wiphy *wiphy_new(const struct cfg80211_ops *ops, int sizeof_priv); * * @wiphy: The wiphy to register. * - * Returns a non-negative wiphy index or a negative error code. + * Return: A non-negative wiphy index or a negative error code. */ extern int wiphy_register(struct wiphy *wiphy); @@ -2626,6 +2665,7 @@ static inline u8 *wdev_address(struct wireless_dev *wdev) * wdev_priv - return wiphy priv from wireless_dev * * @wdev: The wireless device whose wiphy's priv pointer to return + * Return: The wiphy priv of @wdev. */ static inline void *wdev_priv(struct wireless_dev *wdev) { @@ -2643,12 +2683,14 @@ static inline void *wdev_priv(struct wireless_dev *wdev) * ieee80211_channel_to_frequency - convert channel number to frequency * @chan: channel number * @band: band, necessary due to channel number overlap + * Return: The corresponding frequency (in MHz), or 0 if the conversion failed. */ extern int ieee80211_channel_to_frequency(int chan, enum ieee80211_band band); /** * ieee80211_frequency_to_channel - convert frequency to channel number * @freq: center frequency + * Return: The corresponding channel, or 0 if the conversion failed. */ extern int ieee80211_frequency_to_channel(int freq); @@ -2665,6 +2707,7 @@ extern struct ieee80211_channel *__ieee80211_get_channel(struct wiphy *wiphy, * 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 + * Return: The channel struct from @wiphy at @freq. */ static inline struct ieee80211_channel * ieee80211_get_channel(struct wiphy *wiphy, int freq) @@ -2679,10 +2722,10 @@ ieee80211_get_channel(struct wiphy *wiphy, int freq) * @basic_rates: bitmap of basic rates * @bitrate: the bitrate for which to find the basic rate * - * This function returns the basic rate corresponding to a given - * bitrate, that is the next lower bitrate contained in the basic - * rate map, which is, for this function, given as a bitmap of - * indices of rates in the band's bitrate table. + * Return: The basic rate corresponding to a given bitrate, that + * is the next lower bitrate contained in the basic rate map, + * which is, for this function, given as a bitmap of indices of + * rates in the band's bitrate table. */ struct ieee80211_rate * ieee80211_get_response_rate(struct ieee80211_supported_band *sband, @@ -2775,18 +2818,21 @@ extern const unsigned char bridge_tunnel_header[6]; /** * ieee80211_get_hdrlen_from_skb - get header length from data * + * @skb: the frame + * * Given an skb with a raw 802.11 header at the data pointer this function - * returns the 802.11 header length in bytes (not including encryption - * headers). If the data in the sk_buff is too short to contain a valid 802.11 - * header the function returns 0. + * returns the 802.11 header length. * - * @skb: the frame + * Return: The 802.11 header length in bytes (not including encryption + * headers). Or 0 if the data in the sk_buff is too short to contain a valid + * 802.11 header. */ unsigned int ieee80211_get_hdrlen_from_skb(const struct sk_buff *skb); /** * ieee80211_hdrlen - get header length in bytes from frame control * @fc: frame control field in little-endian format + * Return: The header length in bytes. */ unsigned int __attribute_const__ ieee80211_hdrlen(__le16 fc); @@ -2794,7 +2840,7 @@ unsigned int __attribute_const__ ieee80211_hdrlen(__le16 fc); * ieee80211_get_mesh_hdrlen - get mesh extension header length * @meshhdr: the mesh extension header, only the flags field * (first byte) will be accessed - * Returns the length of the extension header, which is always at + * Return: The length of the extension header, which is always at * least 6 bytes and at most 18 if address 5 and 6 are present. */ unsigned int ieee80211_get_mesh_hdrlen(struct ieee80211s_hdr *meshhdr); @@ -2812,6 +2858,7 @@ unsigned int ieee80211_get_mesh_hdrlen(struct ieee80211s_hdr *meshhdr); * @skb: the 802.11 data frame * @addr: the device MAC address * @iftype: the virtual interface type + * Return: 0 on success. Non-zero on error. */ int ieee80211_data_to_8023(struct sk_buff *skb, const u8 *addr, enum nl80211_iftype iftype); @@ -2823,6 +2870,7 @@ int ieee80211_data_to_8023(struct sk_buff *skb, const u8 *addr, * @iftype: the virtual interface type * @bssid: the network bssid (used only for iftype STATION and ADHOC) * @qos: build 802.11 QoS data frame + * Return: 0 on success, or a negative error code. */ int ieee80211_data_from_8023(struct sk_buff *skb, const u8 *addr, enum nl80211_iftype iftype, u8 *bssid, bool qos); @@ -2850,6 +2898,7 @@ void ieee80211_amsdu_to_8023s(struct sk_buff *skb, struct sk_buff_head *list, /** * cfg80211_classify8021d - determine the 802.1p/1d tag for a data frame * @skb: the data frame + * Return: The 802.1p/1d tag. */ unsigned int cfg80211_classify8021d(struct sk_buff *skb); @@ -2860,12 +2909,13 @@ unsigned int cfg80211_classify8021d(struct sk_buff *skb); * @ies: data consisting of IEs * @len: length of data * - * This function will return %NULL if the element ID could - * not be found or if the element is invalid (claims to be - * longer than the given data), or a pointer to the first byte - * of the requested element, that is the byte containing the - * element ID. There are no checks on the element length - * other than having to fit into the given data. + * Return: %NULL if the element ID could not be found or if + * the element is invalid (claims to be longer than the given + * data), or a pointer to the first byte of the requested + * element, that is the byte containing the element ID. + * + * Note: There are no checks on the element length other than + * having to fit into the given data. */ const u8 *cfg80211_find_ie(u8 eid, const u8 *ies, int len); @@ -2877,12 +2927,13 @@ const u8 *cfg80211_find_ie(u8 eid, const u8 *ies, int len); * @ies: data consisting of IEs * @len: length of data * - * This function will return %NULL if the vendor specific element ID - * could not be found or if the element is invalid (claims to be - * longer than the given data), or a pointer to the first byte - * of the requested element, that is the byte containing the - * element ID. There are no checks on the element length - * other than having to fit into the given data. + * Return: %NULL if the vendor specific element ID could not be found or if the + * element is invalid (claims to be longer than the given data), or a pointer to + * the first byte of the requested element, that is the byte containing the + * element ID. + * + * Note: There are no checks on the element length other than having to fit into + * the given data. */ const u8 *cfg80211_find_vendor_ie(unsigned int oui, u8 oui_type, const u8 *ies, int len); @@ -2915,6 +2966,8 @@ const u8 *cfg80211_find_vendor_ie(unsigned int oui, u8 oui_type, * * Drivers should check the return value, its possible you can get * an -ENOMEM. + * + * Return: 0 on success. -ENOMEM. */ extern int regulatory_hint(struct wiphy *wiphy, const char *alpha2); @@ -2938,28 +2991,22 @@ extern void wiphy_apply_custom_regulatory( * freq_reg_info - get regulatory information for the given frequency * @wiphy: the wiphy for which we want to process this rule for * @center_freq: Frequency in KHz for which we want regulatory information for - * @desired_bw_khz: the desired max bandwidth you want to use per - * channel. Note that this is still 20 MHz if you want to use HT40 - * as HT40 makes use of two channels for its 40 MHz width bandwidth. - * If set to 0 we'll assume you want the standard 20 MHz. - * @reg_rule: the regulatory rule which we have for this frequency * * Use this function to get the regulatory rule for a specific frequency on * a given wireless device. If the device has a specific regulatory domain * it wants to follow we respect that unless a country IE has been received * and processed already. * - * Returns 0 if it was able to find a valid regulatory rule which does - * apply to the given center_freq otherwise it returns non-zero. It will - * also return -ERANGE if we determine the given center_freq does not even have - * a regulatory rule for a frequency range in the center_freq's band. See - * freq_in_rule_band() for our current definition of a band -- this is purely - * subjective and right now its 802.11 specific. + * Return: A valid pointer, or, when an error occurs, for example if no rule + * can be found, the return value is encoded using ERR_PTR(). Use IS_ERR() to + * check and PTR_ERR() to obtain the numeric return value. The numeric return + * value will be -ERANGE if we determine the given center_freq does not even + * have a regulatory rule for a frequency range in the center_freq's band. + * See freq_in_rule_band() for our current definition of a band -- this is + * purely subjective and right now it's 802.11 specific. */ -extern int freq_reg_info(struct wiphy *wiphy, - u32 center_freq, - u32 desired_bw_khz, - const struct ieee80211_reg_rule **reg_rule); +const struct ieee80211_reg_rule *freq_reg_info(struct wiphy *wiphy, + u32 center_freq); /* * callbacks for asynchronous cfg80211 methods, notification @@ -3006,7 +3053,8 @@ void cfg80211_sched_scan_stopped(struct wiphy *wiphy); * This informs cfg80211 that BSS information was found and * the BSS should be updated/added. * - * NOTE: Returns a referenced struct, must be released with cfg80211_put_bss()! + * Return: A referenced struct, must be released with cfg80211_put_bss()! + * Or %NULL on error. */ struct cfg80211_bss * __must_check cfg80211_inform_bss_frame(struct wiphy *wiphy, @@ -3031,7 +3079,8 @@ cfg80211_inform_bss_frame(struct wiphy *wiphy, * This informs cfg80211 that BSS information was found and * the BSS should be updated/added. * - * NOTE: Returns a referenced struct, must be released with cfg80211_put_bss()! + * Return: A referenced struct, must be released with cfg80211_put_bss()! + * Or %NULL on error. */ struct cfg80211_bss * __must_check cfg80211_inform_bss(struct wiphy *wiphy, @@ -3308,16 +3357,18 @@ void wiphy_rfkill_stop_polling(struct wiphy *wiphy); * the testmode command. Since it is intended for a reply, calling * it outside of the @testmode_cmd operation is invalid. * - * The returned skb (or %NULL if any errors happen) is pre-filled - * with the wiphy index and set up in a way that any data that is - * put into the skb (with skb_put(), nla_put() or similar) will end - * up being within the %NL80211_ATTR_TESTDATA attribute, so all that - * needs to be done with the skb is adding data for the corresponding - * userspace tool which can then read that data out of the testdata - * attribute. You must not modify the skb in any other way. + * The returned skb is pre-filled with the wiphy index and set up in + * a way that any data that is put into the skb (with skb_put(), + * nla_put() or similar) will end up being within the + * %NL80211_ATTR_TESTDATA attribute, so all that needs to be done + * with the skb is adding data for the corresponding userspace tool + * which can then read that data out of the testdata attribute. You + * must not modify the skb in any other way. * * When done, call cfg80211_testmode_reply() with the skb and return * its error code as the result of the @testmode_cmd operation. + * + * Return: An allocated and pre-filled skb. %NULL if any errors happen. */ struct sk_buff *cfg80211_testmode_alloc_reply_skb(struct wiphy *wiphy, int approxlen); @@ -3327,11 +3378,12 @@ struct sk_buff *cfg80211_testmode_alloc_reply_skb(struct wiphy *wiphy, * @skb: The skb, must have been allocated with * cfg80211_testmode_alloc_reply_skb() * - * Returns an error code or 0 on success, since calling this - * function will usually be the last thing before returning - * from the @testmode_cmd you should return the error code. - * Note that this function consumes the skb regardless of the - * return value. + * Since calling this function will usually be the last thing + * before returning from the @testmode_cmd you should return + * the error code. Note that this function consumes the skb + * regardless of the return value. + * + * Return: An error code or 0 on success. */ int cfg80211_testmode_reply(struct sk_buff *skb); @@ -3345,14 +3397,16 @@ int cfg80211_testmode_reply(struct sk_buff *skb); * This function allocates and pre-fills an skb for an event on the * testmode multicast group. * - * The returned skb (or %NULL if any errors happen) is set up in the - * same way as with cfg80211_testmode_alloc_reply_skb() but prepared - * for an event. As there, you should simply add data to it that will - * then end up in the %NL80211_ATTR_TESTDATA attribute. Again, you must - * not modify the skb in any other way. + * The returned skb is set up in the same way as with + * cfg80211_testmode_alloc_reply_skb() but prepared for an event. As + * there, you should simply add data to it that will then end up in the + * %NL80211_ATTR_TESTDATA attribute. Again, you must not modify the skb + * in any other way. * * When done filling the skb, call cfg80211_testmode_event() with the * skb to send the event. + * + * Return: An allocated and pre-filled skb. %NULL if any errors happen. */ struct sk_buff *cfg80211_testmode_alloc_event_skb(struct wiphy *wiphy, int approxlen, gfp_t gfp); @@ -3533,13 +3587,13 @@ void cfg80211_conn_failed(struct net_device *dev, const u8 *mac_addr, * @len: length of the frame data * @gfp: context flags * - * Returns %true if a user space application has registered for this frame. + * This function is called whenever an Action frame is received for a station + * mode interface, but is not processed in kernel. + * + * Return: %true if a user space application has registered for this frame. * For action frames, that makes it responsible for rejecting unrecognized * action frames; %false otherwise, in which case for action frames the * driver is responsible for rejecting the frame. - * - * This function is called whenever an Action frame is received for a station - * mode interface, but is not processed in kernel. */ bool cfg80211_rx_mgmt(struct wireless_dev *wdev, int freq, int sig_dbm, const u8 *buf, size_t len, gfp_t gfp); @@ -3631,7 +3685,7 @@ void cfg80211_pmksa_candidate_notify(struct net_device *dev, int index, * This function is used in AP mode (only!) to inform userspace that * a spurious class 3 frame was received, to be able to deauth the * sender. - * Returns %true if the frame was passed to userspace (or this failed + * Return: %true if the frame was passed to userspace (or this failed * for a reason other than not having a subscription.) */ bool cfg80211_rx_spurious_frame(struct net_device *dev, @@ -3647,7 +3701,7 @@ bool cfg80211_rx_spurious_frame(struct net_device *dev, * an associated station sent a 4addr frame but that wasn't expected. * It is allowed and desirable to send this event only once for each * station to avoid event flooding. - * Returns %true if the frame was passed to userspace (or this failed + * Return: %true if the frame was passed to userspace (or this failed * for a reason other than not having a subscription.) */ bool cfg80211_rx_unexpected_4addr_frame(struct net_device *dev, @@ -3685,8 +3739,8 @@ void cfg80211_report_obss_beacon(struct wiphy *wiphy, * @wiphy: the wiphy * @chandef: the channel definition * - * This function returns true if there is no secondary channel or the secondary - * channel(s) can be used for beaconing (i.e. is not a radar channel etc.) + * Return: %true if there is no secondary channel or the secondary channel(s) + * can be used for beaconing (i.e. is not a radar channel etc.) */ bool cfg80211_reg_can_beacon(struct wiphy *wiphy, struct cfg80211_chan_def *chandef); @@ -3756,9 +3810,9 @@ void cfg80211_unregister_wdev(struct wireless_dev *wdev); * The function finds a given P2P attribute in the (vendor) IEs and * copies its contents to the given buffer. * - * The return value is a negative error code (-%EILSEQ or -%ENOENT) if - * the data is malformed or the attribute can't be found (respectively), - * or the length of the found attribute (which can be zero). + * Return: A negative error code (-%EILSEQ or -%ENOENT) if the data is + * malformed or the attribute can't be found (respectively), or the + * length of the found attribute (which can be zero). */ int cfg80211_get_p2p_attr(const u8 *ies, unsigned int len, enum ieee80211_p2p_attr_id attr, diff --git a/include/net/mac80211.h b/include/net/mac80211.h index ee50c5eba50c..3037f49e51c8 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -173,7 +173,7 @@ struct ieee80211_chanctx_conf { u8 rx_chains_static, rx_chains_dynamic; - u8 drv_priv[0] __attribute__((__aligned__(sizeof(void *)))); + u8 drv_priv[0] __aligned(sizeof(void *)); }; /** @@ -1059,7 +1059,7 @@ struct ieee80211_vif { u32 driver_flags; /* must be last */ - u8 drv_priv[0] __attribute__((__aligned__(sizeof(void *)))); + u8 drv_priv[0] __aligned(sizeof(void *)); }; static inline bool ieee80211_vif_is_mesh(struct ieee80211_vif *vif) @@ -1209,7 +1209,7 @@ struct ieee80211_sta { u8 max_sp; /* must be last */ - u8 drv_priv[0] __attribute__((__aligned__(sizeof(void *)))); + u8 drv_priv[0] __aligned(sizeof(void *)); }; /** @@ -1522,6 +1522,8 @@ struct ieee80211_hw { * structure can then access it via hw->priv. Note that mac802111 drivers should * not use wiphy_priv() to try to get their private driver structure as this * is already used internally by mac80211. + * + * Return: The mac80211 driver hw struct of @wiphy. */ struct ieee80211_hw *wiphy_to_ieee80211_hw(struct wiphy *wiphy); @@ -2033,17 +2035,29 @@ enum ieee80211_filter_flags { * calling ieee80211_start_tx_ba_cb_irqsafe, because the peer * might receive the addBA frame and send a delBA right away! * - * @IEEE80211_AMPDU_RX_START: start Rx aggregation - * @IEEE80211_AMPDU_RX_STOP: stop Rx aggregation - * @IEEE80211_AMPDU_TX_START: start Tx aggregation - * @IEEE80211_AMPDU_TX_STOP: stop Tx aggregation + * @IEEE80211_AMPDU_RX_START: start RX aggregation + * @IEEE80211_AMPDU_RX_STOP: stop RX aggregation + * @IEEE80211_AMPDU_TX_START: start TX aggregation * @IEEE80211_AMPDU_TX_OPERATIONAL: TX aggregation has become operational + * @IEEE80211_AMPDU_TX_STOP_CONT: stop TX aggregation but continue transmitting + * queued packets, now unaggregated. After all packets are transmitted the + * driver has to call ieee80211_stop_tx_ba_cb_irqsafe(). + * @IEEE80211_AMPDU_TX_STOP_FLUSH: stop TX aggregation and flush all packets, + * called when the station is removed. There's no need or reason to call + * ieee80211_stop_tx_ba_cb_irqsafe() in this case as mac80211 assumes the + * session is gone and removes the station. + * @IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: called when TX aggregation is stopped + * but the driver hasn't called ieee80211_stop_tx_ba_cb_irqsafe() yet and + * now the connection is dropped and the station will be removed. Drivers + * should clean up and drop remaining packets when this is called. */ enum ieee80211_ampdu_mlme_action { IEEE80211_AMPDU_RX_START, IEEE80211_AMPDU_RX_STOP, IEEE80211_AMPDU_TX_START, - IEEE80211_AMPDU_TX_STOP, + IEEE80211_AMPDU_TX_STOP_CONT, + IEEE80211_AMPDU_TX_STOP_FLUSH, + IEEE80211_AMPDU_TX_STOP_FLUSH_CONT, IEEE80211_AMPDU_TX_OPERATIONAL, }; @@ -2474,7 +2488,10 @@ enum ieee80211_rate_control_changed { * * @restart_complete: Called after a call to ieee80211_restart_hw(), when the * reconfiguration has completed. This can help the driver implement the - * reconfiguration step. This callback may sleep. + * reconfiguration step. Also called when reconfiguring because the + * driver's resume function returned 1, as this is just like an "inline" + * hardware restart. This callback may sleep. + * */ struct ieee80211_ops { void (*tx)(struct ieee80211_hw *hw, @@ -2661,6 +2678,8 @@ struct ieee80211_ops { * * @priv_data_len: length of private data * @ops: callbacks for this device + * + * Return: A pointer to the new hardware device, or %NULL on error. */ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, const struct ieee80211_ops *ops); @@ -2673,6 +2692,8 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, * need to fill the contained wiphy's information. * * @hw: the device to register as returned by ieee80211_alloc_hw() + * + * Return: 0 on success. An error code otherwise. */ int ieee80211_register_hw(struct ieee80211_hw *hw); @@ -2719,6 +2740,8 @@ extern char *__ieee80211_create_tpt_led_trigger( * of the trigger so you can automatically link the LED device. * * @hw: the hardware to get the LED trigger name for + * + * Return: The name of the LED trigger. %NULL if not configured for LEDs. */ static inline char *ieee80211_get_tx_led_name(struct ieee80211_hw *hw) { @@ -2738,6 +2761,8 @@ static inline char *ieee80211_get_tx_led_name(struct ieee80211_hw *hw) * of the trigger so you can automatically link the LED device. * * @hw: the hardware to get the LED trigger name for + * + * Return: The name of the LED trigger. %NULL if not configured for LEDs. */ static inline char *ieee80211_get_rx_led_name(struct ieee80211_hw *hw) { @@ -2757,6 +2782,8 @@ static inline char *ieee80211_get_rx_led_name(struct ieee80211_hw *hw) * of the trigger so you can automatically link the LED device. * * @hw: the hardware to get the LED trigger name for + * + * Return: The name of the LED trigger. %NULL if not configured for LEDs. */ static inline char *ieee80211_get_assoc_led_name(struct ieee80211_hw *hw) { @@ -2776,6 +2803,8 @@ static inline char *ieee80211_get_assoc_led_name(struct ieee80211_hw *hw) * of the trigger so you can automatically link the LED device. * * @hw: the hardware to get the LED trigger name for + * + * Return: The name of the LED trigger. %NULL if not configured for LEDs. */ static inline char *ieee80211_get_radio_led_name(struct ieee80211_hw *hw) { @@ -2793,9 +2822,10 @@ static inline char *ieee80211_get_radio_led_name(struct ieee80211_hw *hw) * @blink_table: the blink table -- needs to be ordered by throughput * @blink_table_len: size of the blink table * - * This function returns %NULL (in case of error, or if no LED - * triggers are configured) or the name of the new trigger. - * This function must be called before ieee80211_register_hw(). + * Return: %NULL (in case of error, or if no LED triggers are + * configured) or the name of the new trigger. + * + * Note: This function must be called before ieee80211_register_hw(). */ static inline char * ieee80211_create_tpt_led_trigger(struct ieee80211_hw *hw, unsigned int flags, @@ -2928,10 +2958,10 @@ static inline void ieee80211_rx_ni(struct ieee80211_hw *hw, * Calls to this function for a single hardware must be synchronized against * each other. * - * The function returns -EINVAL when the requested PS mode is already set. - * * @sta: currently connected sta * @start: start or stop PS + * + * Return: 0 on success. -EINVAL when the requested PS mode is already set. */ int ieee80211_sta_ps_transition(struct ieee80211_sta *sta, bool start); @@ -2945,6 +2975,8 @@ int ieee80211_sta_ps_transition(struct ieee80211_sta *sta, bool start); * * @sta: currently connected sta * @start: start or stop PS + * + * Return: Like ieee80211_sta_ps_transition(). */ static inline int ieee80211_sta_ps_transition_ni(struct ieee80211_sta *sta, bool start) @@ -3082,6 +3114,8 @@ void ieee80211_report_low_ack(struct ieee80211_sta *sta, u32 num_packets); * according to the current DTIM parameters/TIM bitmap. * * The driver is responsible for freeing the returned skb. + * + * Return: The beacon template. %NULL on error. */ struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw, struct ieee80211_vif *vif, @@ -3093,6 +3127,8 @@ struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw, * @vif: &struct ieee80211_vif pointer from the add_interface callback. * * See ieee80211_beacon_get_tim(). + * + * Return: See ieee80211_beacon_get_tim(). */ static inline struct sk_buff *ieee80211_beacon_get(struct ieee80211_hw *hw, struct ieee80211_vif *vif) @@ -3109,6 +3145,8 @@ static inline struct sk_buff *ieee80211_beacon_get(struct ieee80211_hw *hw, * hardware. The destination address should be set by the caller. * * Can only be called in AP mode. + * + * Return: The Probe Response template. %NULL on error. */ struct sk_buff *ieee80211_proberesp_get(struct ieee80211_hw *hw, struct ieee80211_vif *vif); @@ -3124,6 +3162,8 @@ struct sk_buff *ieee80211_proberesp_get(struct ieee80211_hw *hw, * * Note: Caller (or hardware) is responsible for setting the * &IEEE80211_FCTL_PM bit. + * + * Return: The PS Poll template. %NULL on error. */ struct sk_buff *ieee80211_pspoll_get(struct ieee80211_hw *hw, struct ieee80211_vif *vif); @@ -3139,6 +3179,8 @@ struct sk_buff *ieee80211_pspoll_get(struct ieee80211_hw *hw, * * Note: Caller (or hardware) is responsible for setting the * &IEEE80211_FCTL_PM bit as well as Duration and Sequence Control fields. + * + * Return: The nullfunc template. %NULL on error. */ struct sk_buff *ieee80211_nullfunc_get(struct ieee80211_hw *hw, struct ieee80211_vif *vif); @@ -3153,6 +3195,8 @@ struct sk_buff *ieee80211_nullfunc_get(struct ieee80211_hw *hw, * * Creates a Probe Request template which can, for example, be uploaded to * hardware. + * + * Return: The Probe Request template. %NULL on error. */ struct sk_buff *ieee80211_probereq_get(struct ieee80211_hw *hw, struct ieee80211_vif *vif, @@ -3188,6 +3232,8 @@ void ieee80211_rts_get(struct ieee80211_hw *hw, struct ieee80211_vif *vif, * If the RTS is generated in firmware, but the host system must provide * the duration field, the low-level driver uses this function to receive * the duration field value in little-endian byteorder. + * + * Return: The duration. */ __le16 ieee80211_rts_duration(struct ieee80211_hw *hw, struct ieee80211_vif *vif, size_t frame_len, @@ -3223,6 +3269,8 @@ void ieee80211_ctstoself_get(struct ieee80211_hw *hw, * If the CTS-to-self is generated in firmware, but the host system must provide * the duration field, the low-level driver uses this function to receive * the duration field value in little-endian byteorder. + * + * Return: The duration. */ __le16 ieee80211_ctstoself_duration(struct ieee80211_hw *hw, struct ieee80211_vif *vif, @@ -3239,6 +3287,8 @@ __le16 ieee80211_ctstoself_duration(struct ieee80211_hw *hw, * * Calculate the duration field of some generic frame, given its * length and transmission rate (in 100kbps). + * + * Return: The duration. */ __le16 ieee80211_generic_frame_duration(struct ieee80211_hw *hw, struct ieee80211_vif *vif, @@ -3255,9 +3305,10 @@ __le16 ieee80211_generic_frame_duration(struct ieee80211_hw *hw, * hardware/firmware does not implement buffering of broadcast/multicast * frames when power saving is used, 802.11 code buffers them in the host * memory. The low-level driver uses this function to fetch next buffered - * frame. In most cases, this is used when generating beacon frame. This - * function returns a pointer to the next buffered skb or NULL if no more - * buffered frames are available. + * frame. In most cases, this is used when generating beacon frame. + * + * Return: A pointer to the next buffered skb or NULL if no more buffered + * frames are available. * * Note: buffered frames are returned only after DTIM beacon frame was * generated with ieee80211_beacon_get() and the low-level driver must thus @@ -3437,6 +3488,8 @@ void ieee80211_stop_queue(struct ieee80211_hw *hw, int queue); * @queue: queue number (counted from zero). * * Drivers should use this function instead of netif_stop_queue. + * + * Return: %true if the queue is stopped. %false otherwise. */ int ieee80211_queue_stopped(struct ieee80211_hw *hw, int queue); @@ -3634,7 +3687,9 @@ void ieee80211_stop_tx_ba_cb_irqsafe(struct ieee80211_vif *vif, const u8 *ra, * @vif: virtual interface to look for station on * @addr: station's address * - * This function must be called under RCU lock and the + * Return: The station, if found. %NULL otherwise. + * + * Note: This function must be called under RCU lock and the * resulting pointer is only valid under RCU lock as well. */ struct ieee80211_sta *ieee80211_find_sta(struct ieee80211_vif *vif, @@ -3647,7 +3702,9 @@ struct ieee80211_sta *ieee80211_find_sta(struct ieee80211_vif *vif, * @addr: remote station's address * @localaddr: local address (vif->sdata->vif.addr). Use NULL for 'any'. * - * This function must be called under RCU lock and the + * Return: The station, if found. %NULL otherwise. + * + * Note: This function must be called under RCU lock and the * resulting pointer is only valid under RCU lock as well. * * NOTE: You may pass NULL for localaddr, but then you will just get @@ -3754,6 +3811,11 @@ void ieee80211_iter_keys(struct ieee80211_hw *hw, * The iterator will not find a context that's being added (during * the driver callback to add it) but will find it while it's being * removed. + * + * Note that during hardware restart, all contexts that existed + * before the restart are considered already present so will be + * found while iterating, whether they've been re-added already + * or not. */ void ieee80211_iter_chan_contexts_atomic( struct ieee80211_hw *hw, @@ -3772,7 +3834,9 @@ void ieee80211_iter_chan_contexts_atomic( * information. This function must only be called from within the * .bss_info_changed callback function and only in managed mode. The function * is only useful when the interface is associated, otherwise it will return - * NULL. + * %NULL. + * + * Return: The Probe Request template. %NULL on error. */ struct sk_buff *ieee80211_ap_probereq_get(struct ieee80211_hw *hw, struct ieee80211_vif *vif); @@ -4119,12 +4183,14 @@ void ieee80211_enable_rssi_reports(struct ieee80211_vif *vif, void ieee80211_disable_rssi_reports(struct ieee80211_vif *vif); /** - * ieee80211_ave_rssi - report the average rssi for the specified interface + * ieee80211_ave_rssi - report the average RSSI for the specified interface * * @vif: the specified virtual interface * - * This function return the average rssi value for the requested interface. - * It assumes that the given vif is valid. + * Note: This function assumes that the given vif is valid. + * + * Return: The average RSSI value for the requested interface, or 0 if not + * applicable. */ int ieee80211_ave_rssi(struct ieee80211_vif *vif); diff --git a/include/net/nfc/hci.h b/include/net/nfc/hci.h index 671953e11575..b87a1692b086 100644 --- a/include/net/nfc/hci.h +++ b/include/net/nfc/hci.h @@ -57,8 +57,10 @@ struct nfc_hci_ops { int (*tm_send)(struct nfc_hci_dev *hdev, struct sk_buff *skb); int (*check_presence)(struct nfc_hci_dev *hdev, struct nfc_target *target); - void (*event_received)(struct nfc_hci_dev *hdev, u8 gate, u8 event, - struct sk_buff *skb); + int (*event_received)(struct nfc_hci_dev *hdev, u8 gate, u8 event, + struct sk_buff *skb); + int (*enable_se)(struct nfc_dev *dev, u32 secure_element); + int (*disable_se)(struct nfc_dev *dev, u32 secure_element); }; /* Pipes */ @@ -82,11 +84,23 @@ typedef int (*xmit) (struct sk_buff *skb, void *cb_data); #define NFC_HCI_MAX_GATES 256 +/* + * These values can be specified by a driver to indicate it requires some + * adaptation of the HCI standard. + * + * NFC_HCI_QUIRK_SHORT_CLEAR - send HCI_ADM_CLEAR_ALL_PIPE cmd with no params + */ +enum { + NFC_HCI_QUIRK_SHORT_CLEAR = 0, +}; + struct nfc_hci_dev { struct nfc_dev *ndev; u32 max_data_link_payload; + bool shutting_down; + struct mutex msg_tx_mutex; struct list_head msg_tx_queue; @@ -129,12 +143,16 @@ struct nfc_hci_dev { u8 *gb; size_t gb_len; + + unsigned long quirks; }; /* hci device allocation */ struct nfc_hci_dev *nfc_hci_allocate_device(struct nfc_hci_ops *ops, struct nfc_hci_init_data *init_data, + unsigned long quirks, u32 protocols, + u32 supported_se, const char *llc_name, int tx_headroom, int tx_tailroom, diff --git a/include/net/nfc/nci_core.h b/include/net/nfc/nci_core.h index d705d8674949..5bc0c460edc0 100644 --- a/include/net/nfc/nci_core.h +++ b/include/net/nfc/nci_core.h @@ -147,6 +147,7 @@ struct nci_dev { /* ----- NCI Devices ----- */ struct nci_dev *nci_allocate_device(struct nci_ops *ops, __u32 supported_protocols, + __u32 supported_se, int tx_headroom, int tx_tailroom); void nci_free_device(struct nci_dev *ndev); diff --git a/include/net/nfc/nfc.h b/include/net/nfc/nfc.h index fce80b2f9be7..87a6417fc934 100644 --- a/include/net/nfc/nfc.h +++ b/include/net/nfc/nfc.h @@ -68,6 +68,8 @@ struct nfc_ops { void *cb_context); int (*tm_send)(struct nfc_dev *dev, struct sk_buff *skb); int (*check_presence)(struct nfc_dev *dev, struct nfc_target *target); + int (*enable_se)(struct nfc_dev *dev, u32 secure_element); + int (*disable_se)(struct nfc_dev *dev, u32 secure_element); }; #define NFC_TARGET_IDX_ANY -1 @@ -109,12 +111,17 @@ struct nfc_dev { struct nfc_genl_data genl_data; u32 supported_protocols; + u32 supported_se; + u32 active_se; + int tx_headroom; int tx_tailroom; struct timer_list check_pres_timer; struct work_struct check_pres_work; + bool shutting_down; + struct nfc_ops *ops; }; #define to_nfc_dev(_dev) container_of(_dev, struct nfc_dev, dev) @@ -123,6 +130,7 @@ extern struct class nfc_class; struct nfc_dev *nfc_allocate_device(struct nfc_ops *ops, u32 supported_protocols, + u32 supported_se, int tx_headroom, int tx_tailroom); diff --git a/include/net/regulatory.h b/include/net/regulatory.h index 7dcaa2794fde..f17ed590d64a 100644 --- a/include/net/regulatory.h +++ b/include/net/regulatory.h @@ -18,6 +18,7 @@ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ +#include <linux/rcupdate.h> /** * enum environment_cap - Environment parsed from country IE @@ -35,6 +36,7 @@ enum environment_cap { /** * struct regulatory_request - used to keep track of regulatory requests * + * @rcu_head: RCU head struct used to free the request * @wiphy_idx: this is set if this request's initiator is * %REGDOM_SET_BY_COUNTRY_IE or %REGDOM_SET_BY_DRIVER. This * can be used by the wireless core to deal with conflicts @@ -72,6 +74,7 @@ enum environment_cap { * @list: used to insert into the reg_requests_list linked list */ struct regulatory_request { + struct rcu_head rcu_head; int wiphy_idx; enum nl80211_reg_initiator initiator; enum nl80211_user_reg_hint_type user_reg_hint_type; @@ -101,6 +104,7 @@ struct ieee80211_reg_rule { }; struct ieee80211_regdomain { + struct rcu_head rcu_head; u32 n_reg_rules; char alpha2[2]; u8 dfs_region; diff --git a/include/uapi/linux/nfc.h b/include/uapi/linux/nfc.h index 0e63cee8d810..7969f46f1bb3 100644 --- a/include/uapi/linux/nfc.h +++ b/include/uapi/linux/nfc.h @@ -5,20 +5,17 @@ * Lauro Ramos Venancio <lauro.venancio@openbossa.org> * Aloisio Almeida Jr <aloisio.almeida@openbossa.org> * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the - * Free Software Foundation, Inc., - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #ifndef __LINUX_NFC_H @@ -67,6 +64,11 @@ * subsequent CONNECT and CC messages. * If one of the passed parameters is wrong none is set and -EINVAL is * returned. + * @NFC_CMD_ENABLE_SE: Enable the physical link to a specific secure element. + * Once enabled a secure element will handle card emulation mode, i.e. + * starting a poll from a device which has a secure element enabled means + * we want to do SE based card emulation. + * @NFC_CMD_DISABLE_SE: Disable the physical link to a specific secure element. */ enum nfc_commands { NFC_CMD_UNSPEC, @@ -86,6 +88,8 @@ enum nfc_commands { NFC_EVENT_TM_DEACTIVATED, NFC_CMD_LLC_GET_PARAMS, NFC_CMD_LLC_SET_PARAMS, + NFC_CMD_ENABLE_SE, + NFC_CMD_DISABLE_SE, /* private: internal use only */ __NFC_CMD_AFTER_LAST }; @@ -114,6 +118,7 @@ enum nfc_commands { * @NFC_ATTR_LLC_PARAM_LTO: Link TimeOut parameter * @NFC_ATTR_LLC_PARAM_RW: Receive Window size parameter * @NFC_ATTR_LLC_PARAM_MIUX: MIU eXtension parameter + * @NFC_ATTR_SE: Available Secure Elements */ enum nfc_attrs { NFC_ATTR_UNSPEC, @@ -134,6 +139,7 @@ enum nfc_attrs { NFC_ATTR_LLC_PARAM_LTO, NFC_ATTR_LLC_PARAM_RW, NFC_ATTR_LLC_PARAM_MIUX, + NFC_ATTR_SE, /* private: internal use only */ __NFC_ATTR_AFTER_LAST }; @@ -172,6 +178,11 @@ enum nfc_attrs { #define NFC_PROTO_NFC_DEP_MASK (1 << NFC_PROTO_NFC_DEP) #define NFC_PROTO_ISO14443_B_MASK (1 << NFC_PROTO_ISO14443_B) +/* NFC Secure Elements */ +#define NFC_SE_NONE 0x0 +#define NFC_SE_UICC 0x1 +#define NFC_SE_EMBEDDED 0x2 + struct sockaddr_nfc { sa_family_t sa_family; __u32 dev_idx; diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h index e3e19f8b16f2..e6eeb4ba5dc5 100644 --- a/include/uapi/linux/nl80211.h +++ b/include/uapi/linux/nl80211.h @@ -374,8 +374,8 @@ * requests to connect to a specified network but without separating * auth and assoc steps. For this, you need to specify the SSID in a * %NL80211_ATTR_SSID attribute, and can optionally specify the association - * IEs in %NL80211_ATTR_IE, %NL80211_ATTR_AUTH_TYPE, %NL80211_ATTR_MAC, - * %NL80211_ATTR_WIPHY_FREQ, %NL80211_ATTR_CONTROL_PORT, + * IEs in %NL80211_ATTR_IE, %NL80211_ATTR_AUTH_TYPE, %NL80211_ATTR_USE_MFP, + * %NL80211_ATTR_MAC, %NL80211_ATTR_WIPHY_FREQ, %NL80211_ATTR_CONTROL_PORT, * %NL80211_ATTR_CONTROL_PORT_ETHERTYPE and * %NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT. * Background scan period can optionally be @@ -958,7 +958,7 @@ enum nl80211_commands { * @NL80211_ATTR_USE_MFP: Whether management frame protection (IEEE 802.11w) is * used for the association (&enum nl80211_mfp, represented as a u32); * this attribute can be used - * with %NL80211_CMD_ASSOCIATE request + * with %NL80211_CMD_ASSOCIATE and %NL80211_CMD_CONNECT requests * * @NL80211_ATTR_STA_FLAGS2: Attribute containing a * &struct nl80211_sta_flag_update. @@ -1310,6 +1310,9 @@ enum nl80211_commands { * if not given in START_AP 0 is assumed, if not given in SET_BSS * no change is made. * + * @NL80211_ATTR_LOCAL_MESH_POWER_MODE: local mesh STA link-specific power mode + * defined in &enum nl80211_mesh_power_mode. + * * @NL80211_ATTR_MAX: highest attribute number currently defined * @__NL80211_ATTR_AFTER_LAST: internal use */ @@ -1580,6 +1583,8 @@ enum nl80211_attrs { NL80211_ATTR_P2P_CTWINDOW, NL80211_ATTR_P2P_OPPPS, + NL80211_ATTR_LOCAL_MESH_POWER_MODE, + /* add attributes here, update the policy in nl80211.c */ __NL80211_ATTR_AFTER_LAST, @@ -1697,6 +1702,9 @@ enum nl80211_iftype { * flag can't be changed, it is only valid while adding a station, and * attempts to change it will silently be ignored (rather than rejected * as errors.) + * @NL80211_STA_FLAG_ASSOCIATED: station is associated; used with drivers + * that support %NL80211_FEATURE_FULL_AP_CLIENT_STATE to transition a + * previously added station into associated state * @NL80211_STA_FLAG_MAX: highest station flag number currently defined * @__NL80211_STA_FLAG_AFTER_LAST: internal use */ @@ -1708,6 +1716,7 @@ enum nl80211_sta_flags { NL80211_STA_FLAG_MFP, NL80211_STA_FLAG_AUTHENTICATED, NL80211_STA_FLAG_TDLS_PEER, + NL80211_STA_FLAG_ASSOCIATED, /* keep last */ __NL80211_STA_FLAG_AFTER_LAST, @@ -1834,6 +1843,10 @@ enum nl80211_sta_bss_param { * @NL80211_STA_INFO_STA_FLAGS: Contains a struct nl80211_sta_flag_update. * @NL80211_STA_INFO_BEACON_LOSS: count of times beacon loss was detected (u32) * @NL80211_STA_INFO_T_OFFSET: timing offset with respect to this STA (s64) + * @NL80211_STA_INFO_LOCAL_PM: local mesh STA link-specific power mode + * @NL80211_STA_INFO_PEER_PM: peer mesh STA link-specific power mode + * @NL80211_STA_INFO_NONPEER_PM: neighbor mesh STA power save mode towards + * non-peer STA * @__NL80211_STA_INFO_AFTER_LAST: internal * @NL80211_STA_INFO_MAX: highest possible station info attribute */ @@ -1858,6 +1871,9 @@ enum nl80211_sta_info { NL80211_STA_INFO_STA_FLAGS, NL80211_STA_INFO_BEACON_LOSS, NL80211_STA_INFO_T_OFFSET, + NL80211_STA_INFO_LOCAL_PM, + NL80211_STA_INFO_PEER_PM, + NL80211_STA_INFO_NONPEER_PM, /* keep last */ __NL80211_STA_INFO_AFTER_LAST, @@ -2249,6 +2265,34 @@ enum nl80211_mntr_flags { }; /** + * enum nl80211_mesh_power_mode - mesh power save modes + * + * @NL80211_MESH_POWER_UNKNOWN: The mesh power mode of the mesh STA is + * not known or has not been set yet. + * @NL80211_MESH_POWER_ACTIVE: Active mesh power mode. The mesh STA is + * in Awake state all the time. + * @NL80211_MESH_POWER_LIGHT_SLEEP: Light sleep mode. The mesh STA will + * alternate between Active and Doze states, but will wake up for + * neighbor's beacons. + * @NL80211_MESH_POWER_DEEP_SLEEP: Deep sleep mode. The mesh STA will + * alternate between Active and Doze states, but may not wake up + * for neighbor's beacons. + * + * @__NL80211_MESH_POWER_AFTER_LAST - internal use + * @NL80211_MESH_POWER_MAX - highest possible power save level + */ + +enum nl80211_mesh_power_mode { + NL80211_MESH_POWER_UNKNOWN, + NL80211_MESH_POWER_ACTIVE, + NL80211_MESH_POWER_LIGHT_SLEEP, + NL80211_MESH_POWER_DEEP_SLEEP, + + __NL80211_MESH_POWER_AFTER_LAST, + NL80211_MESH_POWER_MAX = __NL80211_MESH_POWER_AFTER_LAST - 1 +}; + +/** * enum nl80211_meshconf_params - mesh configuration parameters * * Mesh configuration parameters. These can be changed while the mesh is @@ -2342,6 +2386,11 @@ enum nl80211_mntr_flags { * (in TUs) during which a mesh STA can send only one Action frame * containing a PREQ element for root path confirmation. * + * @NL80211_MESHCONF_POWER_MODE: Default mesh power mode for new peer links. + * type &enum nl80211_mesh_power_mode (u32) + * + * @NL80211_MESHCONF_AWAKE_WINDOW: awake window duration (in TUs) + * * @__NL80211_MESHCONF_ATTR_AFTER_LAST: internal use */ enum nl80211_meshconf_params { @@ -2371,6 +2420,8 @@ enum nl80211_meshconf_params { NL80211_MESHCONF_HWMP_PATH_TO_ROOT_TIMEOUT, NL80211_MESHCONF_HWMP_ROOT_INTERVAL, NL80211_MESHCONF_HWMP_CONFIRMATION_INTERVAL, + NL80211_MESHCONF_POWER_MODE, + NL80211_MESHCONF_AWAKE_WINDOW, /* keep last */ __NL80211_MESHCONF_ATTR_AFTER_LAST, @@ -2933,6 +2984,8 @@ enum nl80211_iface_limit_attrs { * the infrastructure network's beacon interval. * @NL80211_IFACE_COMB_NUM_CHANNELS: u32 attribute specifying how many * different channels may be used within this group. + * @NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS: u32 attribute containing the bitmap + * of supported channel widths for radar detection. * @NUM_NL80211_IFACE_COMB: number of attributes * @MAX_NL80211_IFACE_COMB: highest attribute number * @@ -2965,6 +3018,7 @@ enum nl80211_if_combination_attrs { NL80211_IFACE_COMB_MAXNUM, NL80211_IFACE_COMB_STA_AP_BI_MATCH, NL80211_IFACE_COMB_NUM_CHANNELS, + NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS, /* keep last */ NUM_NL80211_IFACE_COMB, @@ -3140,6 +3194,17 @@ enum nl80211_ap_sme_features { * setting * @NL80211_FEATURE_P2P_GO_OPPPS: P2P GO implementation supports opportunistic * powersave + * @NL80211_FEATURE_FULL_AP_CLIENT_STATE: The driver supports full state + * transitions for AP clients. Without this flag (and if the driver + * doesn't have the AP SME in the device) the driver supports adding + * stations only when they're associated and adds them in associated + * state (to later be transitioned into authorized), with this flag + * they should be added before even sending the authentication reply + * and then transitioned into authenticated, associated and authorized + * states using station flags. + * Note that even for drivers that support this, the default is to add + * stations in authenticated/associated state, so to add unauthenticated + * stations the authenticated/associated bits have to be set in the mask. */ enum nl80211_feature_flags { NL80211_FEATURE_SK_TX_STATUS = 1 << 0, @@ -3155,6 +3220,7 @@ enum nl80211_feature_flags { NL80211_FEATURE_NEED_OBSS_SCAN = 1 << 10, NL80211_FEATURE_P2P_GO_CTWIN = 1 << 11, NL80211_FEATURE_P2P_GO_OPPPS = 1 << 12, + NL80211_FEATURE_FULL_AP_CLIENT_STATE = 1 << 13, }; /** |