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- /*
- * Copyright (c) 2010 Broadcom Corporation
- *
- * 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.
- *
- * 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 BRCMFMAC_CFG80211_H
- #define BRCMFMAC_CFG80211_H
- /* for brcmu_d11inf */
- #include <brcmu_d11.h>
- #define WL_NUM_SCAN_MAX 10
- #define WL_NUM_PMKIDS_MAX MAXPMKID
- #define WL_TLV_INFO_MAX 1024
- #define WL_BSS_INFO_MAX 2048
- #define WL_ASSOC_INFO_MAX 512 /* assoc related fil max buf */
- #define WL_EXTRA_BUF_MAX 2048
- #define WL_ROAM_TRIGGER_LEVEL -75
- #define WL_ROAM_DELTA 20
- #define WL_BEACON_TIMEOUT 3
- #define WL_SCAN_CHANNEL_TIME 40
- #define WL_SCAN_UNASSOC_TIME 40
- #define WL_SCAN_PASSIVE_TIME 120
- #define WL_ESCAN_BUF_SIZE (1024 * 64)
- #define WL_ESCAN_TIMER_INTERVAL_MS 10000 /* E-Scan timeout */
- #define WL_ESCAN_ACTION_START 1
- #define WL_ESCAN_ACTION_CONTINUE 2
- #define WL_ESCAN_ACTION_ABORT 3
- #define WL_AUTH_SHARED_KEY 1 /* d11 shared authentication */
- #define IE_MAX_LEN 512
- /* IE TLV processing */
- #define TLV_LEN_OFF 1 /* length offset */
- #define TLV_HDR_LEN 2 /* header length */
- #define TLV_BODY_OFF 2 /* body offset */
- #define TLV_OUI_LEN 3 /* oui id length */
- /* 802.11 Mgmt Packet flags */
- #define BRCMF_VNDR_IE_BEACON_FLAG 0x1
- #define BRCMF_VNDR_IE_PRBRSP_FLAG 0x2
- #define BRCMF_VNDR_IE_ASSOCRSP_FLAG 0x4
- #define BRCMF_VNDR_IE_AUTHRSP_FLAG 0x8
- #define BRCMF_VNDR_IE_PRBREQ_FLAG 0x10
- #define BRCMF_VNDR_IE_ASSOCREQ_FLAG 0x20
- /* vendor IE in IW advertisement protocol ID field */
- #define BRCMF_VNDR_IE_IWAPID_FLAG 0x40
- /* allow custom IE id */
- #define BRCMF_VNDR_IE_CUSTOM_FLAG 0x100
- /* P2P Action Frames flags (spec ordered) */
- #define BRCMF_VNDR_IE_GONREQ_FLAG 0x001000
- #define BRCMF_VNDR_IE_GONRSP_FLAG 0x002000
- #define BRCMF_VNDR_IE_GONCFM_FLAG 0x004000
- #define BRCMF_VNDR_IE_INVREQ_FLAG 0x008000
- #define BRCMF_VNDR_IE_INVRSP_FLAG 0x010000
- #define BRCMF_VNDR_IE_DISREQ_FLAG 0x020000
- #define BRCMF_VNDR_IE_DISRSP_FLAG 0x040000
- #define BRCMF_VNDR_IE_PRDREQ_FLAG 0x080000
- #define BRCMF_VNDR_IE_PRDRSP_FLAG 0x100000
- #define BRCMF_VNDR_IE_P2PAF_SHIFT 12
- #define BRCMF_MAX_DEFAULT_KEYS 4
- /**
- * enum brcmf_scan_status - scan engine status
- *
- * @BRCMF_SCAN_STATUS_BUSY: scanning in progress on dongle.
- * @BRCMF_SCAN_STATUS_ABORT: scan being aborted on dongle.
- * @BRCMF_SCAN_STATUS_SUPPRESS: scanning is suppressed in driver.
- */
- enum brcmf_scan_status {
- BRCMF_SCAN_STATUS_BUSY,
- BRCMF_SCAN_STATUS_ABORT,
- BRCMF_SCAN_STATUS_SUPPRESS,
- };
- /* dongle configuration */
- struct brcmf_cfg80211_conf {
- u32 frag_threshold;
- u32 rts_threshold;
- u32 retry_short;
- u32 retry_long;
- s32 tx_power;
- struct ieee80211_channel channel;
- };
- /* basic structure of scan request */
- struct brcmf_cfg80211_scan_req {
- struct brcmf_ssid_le ssid_le;
- };
- /* basic structure of information element */
- struct brcmf_cfg80211_ie {
- u16 offset;
- u8 buf[WL_TLV_INFO_MAX];
- };
- /* security information with currently associated ap */
- struct brcmf_cfg80211_security {
- u32 wpa_versions;
- u32 auth_type;
- u32 cipher_pairwise;
- u32 cipher_group;
- u32 wpa_auth;
- };
- /**
- * struct brcmf_cfg80211_profile - profile information.
- *
- * @ssid: ssid of associated/associating ap.
- * @bssid: bssid of joined/joining ibss.
- * @sec: security information.
- * @key: key information
- */
- struct brcmf_cfg80211_profile {
- struct brcmf_ssid ssid;
- u8 bssid[ETH_ALEN];
- struct brcmf_cfg80211_security sec;
- struct brcmf_wsec_key key[BRCMF_MAX_DEFAULT_KEYS];
- };
- /**
- * enum brcmf_vif_status - bit indices for vif status.
- *
- * @BRCMF_VIF_STATUS_READY: ready for operation.
- * @BRCMF_VIF_STATUS_CONNECTING: connect/join in progress.
- * @BRCMF_VIF_STATUS_CONNECTED: connected/joined succesfully.
- * @BRCMF_VIF_STATUS_DISCONNECTING: disconnect/disable in progress.
- * @BRCMF_VIF_STATUS_AP_CREATED: AP operation started.
- */
- enum brcmf_vif_status {
- BRCMF_VIF_STATUS_READY,
- BRCMF_VIF_STATUS_CONNECTING,
- BRCMF_VIF_STATUS_CONNECTED,
- BRCMF_VIF_STATUS_DISCONNECTING,
- BRCMF_VIF_STATUS_AP_CREATED
- };
- /**
- * struct vif_saved_ie - holds saved IEs for a virtual interface.
- *
- * @probe_req_ie: IE info for probe request.
- * @probe_res_ie: IE info for probe response.
- * @beacon_ie: IE info for beacon frame.
- * @probe_req_ie_len: IE info length for probe request.
- * @probe_res_ie_len: IE info length for probe response.
- * @beacon_ie_len: IE info length for beacon frame.
- */
- struct vif_saved_ie {
- u8 probe_req_ie[IE_MAX_LEN];
- u8 probe_res_ie[IE_MAX_LEN];
- u8 beacon_ie[IE_MAX_LEN];
- u8 assoc_req_ie[IE_MAX_LEN];
- u32 probe_req_ie_len;
- u32 probe_res_ie_len;
- u32 beacon_ie_len;
- u32 assoc_req_ie_len;
- };
- /**
- * struct brcmf_cfg80211_vif - virtual interface specific information.
- *
- * @ifp: lower layer interface pointer
- * @wdev: wireless device.
- * @profile: profile information.
- * @roam_off: roaming state.
- * @sme_state: SME state using enum brcmf_vif_status bits.
- * @pm_block: power-management blocked.
- * @list: linked list.
- * @mgmt_rx_reg: registered rx mgmt frame types.
- * @mbss: Multiple BSS type, set if not first AP (not relevant for P2P).
- */
- struct brcmf_cfg80211_vif {
- struct brcmf_if *ifp;
- struct wireless_dev wdev;
- struct brcmf_cfg80211_profile profile;
- s32 roam_off;
- unsigned long sme_state;
- bool pm_block;
- struct vif_saved_ie saved_ie;
- struct list_head list;
- u16 mgmt_rx_reg;
- bool mbss;
- int is_11d;
- };
- /* association inform */
- struct brcmf_cfg80211_connect_info {
- u8 *req_ie;
- s32 req_ie_len;
- u8 *resp_ie;
- s32 resp_ie_len;
- };
- /* assoc ie length */
- struct brcmf_cfg80211_assoc_ielen_le {
- __le32 req_len;
- __le32 resp_len;
- };
- /* wpa2 pmk list */
- struct brcmf_cfg80211_pmk_list {
- struct pmkid_list pmkids;
- struct pmkid foo[MAXPMKID - 1];
- };
- /* dongle escan state */
- enum wl_escan_state {
- WL_ESCAN_STATE_IDLE,
- WL_ESCAN_STATE_SCANNING
- };
- struct escan_info {
- u32 escan_state;
- u8 escan_buf[WL_ESCAN_BUF_SIZE];
- struct wiphy *wiphy;
- struct brcmf_if *ifp;
- s32 (*run)(struct brcmf_cfg80211_info *cfg, struct brcmf_if *ifp,
- struct cfg80211_scan_request *request, u16 action);
- };
- /**
- * struct brcmf_pno_param_le - PNO scan configuration parameters
- *
- * @version: PNO parameters version.
- * @scan_freq: scan frequency.
- * @lost_network_timeout: #sec. to declare discovered network as lost.
- * @flags: Bit field to control features of PFN such as sort criteria auto
- * enable switch and background scan.
- * @rssi_margin: Margin to avoid jitter for choosing a PFN based on RSSI sort
- * criteria.
- * @bestn: number of best networks in each scan.
- * @mscan: number of scans recorded.
- * @repeat: minimum number of scan intervals before scan frequency changes
- * in adaptive scan.
- * @exp: exponent of 2 for maximum scan interval.
- * @slow_freq: slow scan period.
- */
- struct brcmf_pno_param_le {
- __le32 version;
- __le32 scan_freq;
- __le32 lost_network_timeout;
- __le16 flags;
- __le16 rssi_margin;
- u8 bestn;
- u8 mscan;
- u8 repeat;
- u8 exp;
- __le32 slow_freq;
- };
- /**
- * struct brcmf_pno_net_param_le - scan parameters per preferred network.
- *
- * @ssid: ssid name and its length.
- * @flags: bit2: hidden.
- * @infra: BSS vs IBSS.
- * @auth: Open vs Closed.
- * @wpa_auth: WPA type.
- * @wsec: wsec value.
- */
- struct brcmf_pno_net_param_le {
- struct brcmf_ssid_le ssid;
- __le32 flags;
- __le32 infra;
- __le32 auth;
- __le32 wpa_auth;
- __le32 wsec;
- };
- /**
- * struct brcmf_pno_net_info_le - information per found network.
- *
- * @bssid: BSS network identifier.
- * @channel: channel number only.
- * @SSID_len: length of ssid.
- * @SSID: ssid characters.
- * @RSSI: receive signal strength (in dBm).
- * @timestamp: age in seconds.
- */
- struct brcmf_pno_net_info_le {
- u8 bssid[ETH_ALEN];
- u8 channel;
- u8 SSID_len;
- u8 SSID[32];
- __le16 RSSI;
- __le16 timestamp;
- };
- /**
- * struct brcmf_pno_scanresults_le - result returned in PNO NET FOUND event.
- *
- * @version: PNO version identifier.
- * @status: indicates completion status of PNO scan.
- * @count: amount of brcmf_pno_net_info_le entries appended.
- */
- struct brcmf_pno_scanresults_le {
- __le32 version;
- __le32 status;
- __le32 count;
- };
- /**
- * struct brcmf_cfg80211_vif_event - virtual interface event information.
- *
- * @vif_wq: waitqueue awaiting interface event from firmware.
- * @vif_event_lock: protects other members in this structure.
- * @vif_complete: completion for net attach.
- * @action: either add, change, or delete.
- * @vif: virtual interface object related to the event.
- */
- struct brcmf_cfg80211_vif_event {
- wait_queue_head_t vif_wq;
- struct mutex vif_event_lock;
- u8 action;
- struct brcmf_cfg80211_vif *vif;
- };
- /**
- * struct brcmf_cfg80211_info - dongle private data of cfg80211 interface
- *
- * @wiphy: wiphy object for cfg80211 interface.
- * @conf: dongle configuration.
- * @p2p: peer-to-peer specific information.
- * @btcoex: Bluetooth coexistence information.
- * @scan_request: cfg80211 scan request object.
- * @usr_sync: mainly for dongle up/down synchronization.
- * @bss_list: bss_list holding scanned ap information.
- * @scan_req_int: internal scan request object.
- * @bss_info: bss information for cfg80211 layer.
- * @ie: information element object for internal purpose.
- * @conn_info: association info.
- * @pmk_list: wpa2 pmk list.
- * @scan_status: scan activity on the dongle.
- * @pub: common driver information.
- * @channel: current channel.
- * @active_scan: current scan mode.
- * @sched_escan: e-scan for scheduled scan support running.
- * @ibss_starter: indicates this sta is ibss starter.
- * @pwr_save: indicate whether dongle to support power save mode.
- * @dongle_up: indicate whether dongle up or not.
- * @roam_on: on/off switch for dongle self-roaming.
- * @scan_tried: indicates if first scan attempted.
- * @dcmd_buf: dcmd buffer.
- * @extra_buf: mainly to grab assoc information.
- * @debugfsdir: debugfs folder for this device.
- * @escan_info: escan information.
- * @escan_timeout: Timer for catch scan timeout.
- * @escan_timeout_work: scan timeout worker.
- * @escan_ioctl_buf: dongle command buffer for escan commands.
- * @vif_list: linked list of vif instances.
- * @vif_cnt: number of vif instances.
- * @vif_event: vif event signalling.
- * @wowl_enabled; set during suspend, is wowl used.
- * @pre_wowl_pmmode: intermediate storage of pm mode during wowl.
- */
- struct brcmf_cfg80211_info {
- struct wiphy *wiphy;
- struct brcmf_cfg80211_conf *conf;
- struct brcmf_p2p_info p2p;
- struct brcmf_btcoex_info *btcoex;
- struct cfg80211_scan_request *scan_request;
- struct mutex usr_sync;
- struct brcmf_cfg80211_scan_req scan_req_int;
- struct wl_cfg80211_bss_info *bss_info;
- struct brcmf_cfg80211_ie ie;
- struct brcmf_cfg80211_connect_info conn_info;
- struct brcmf_cfg80211_pmk_list *pmk_list;
- unsigned long scan_status;
- struct brcmf_pub *pub;
- u32 channel;
- bool active_scan;
- bool sched_escan;
- bool ibss_starter;
- bool pwr_save;
- bool dongle_up;
- bool scan_tried;
- u8 *dcmd_buf;
- u8 *extra_buf;
- struct dentry *debugfsdir;
- struct escan_info escan_info;
- struct timer_list escan_timeout;
- struct work_struct escan_timeout_work;
- u8 *escan_ioctl_buf;
- struct list_head vif_list;
- struct brcmf_cfg80211_vif_event vif_event;
- struct completion vif_disabled;
- struct brcmu_d11inf d11inf;
- bool wowl_enabled;
- u32 pre_wowl_pmmode;
- struct brcmf_assoclist_le assoclist;
- };
- /**
- * struct brcmf_tlv - tag_ID/length/value_buffer tuple.
- *
- * @id: tag identifier.
- * @len: number of bytes in value buffer.
- * @data: value buffer.
- */
- struct brcmf_tlv {
- u8 id;
- u8 len;
- u8 data[1];
- };
- static inline struct wiphy *cfg_to_wiphy(struct brcmf_cfg80211_info *cfg)
- {
- return cfg->wiphy;
- }
- static inline struct brcmf_cfg80211_info *wiphy_to_cfg(struct wiphy *w)
- {
- return (struct brcmf_cfg80211_info *)(wiphy_priv(w));
- }
- static inline struct brcmf_cfg80211_info *wdev_to_cfg(struct wireless_dev *wd)
- {
- return (struct brcmf_cfg80211_info *)(wdev_priv(wd));
- }
- static inline
- struct net_device *cfg_to_ndev(struct brcmf_cfg80211_info *cfg)
- {
- struct brcmf_cfg80211_vif *vif;
- vif = list_first_entry(&cfg->vif_list, struct brcmf_cfg80211_vif, list);
- return vif->wdev.netdev;
- }
- static inline struct brcmf_cfg80211_info *ndev_to_cfg(struct net_device *ndev)
- {
- return wdev_to_cfg(ndev->ieee80211_ptr);
- }
- static inline struct brcmf_cfg80211_profile *ndev_to_prof(struct net_device *nd)
- {
- struct brcmf_if *ifp = netdev_priv(nd);
- return &ifp->vif->profile;
- }
- static inline struct brcmf_cfg80211_vif *ndev_to_vif(struct net_device *ndev)
- {
- struct brcmf_if *ifp = netdev_priv(ndev);
- return ifp->vif;
- }
- static inline struct
- brcmf_cfg80211_connect_info *cfg_to_conn(struct brcmf_cfg80211_info *cfg)
- {
- return &cfg->conn_info;
- }
- struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr,
- struct device *busdev,
- bool p2pdev_forced);
- void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg);
- s32 brcmf_cfg80211_up(struct net_device *ndev);
- s32 brcmf_cfg80211_down(struct net_device *ndev);
- enum nl80211_iftype brcmf_cfg80211_get_iftype(struct brcmf_if *ifp);
- struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg,
- enum nl80211_iftype type,
- bool pm_block);
- void brcmf_free_vif(struct brcmf_cfg80211_vif *vif);
- s32 brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif *vif, s32 pktflag,
- const u8 *vndr_ie_buf, u32 vndr_ie_len);
- s32 brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif *vif);
- const struct brcmf_tlv *
- brcmf_parse_tlvs(const void *buf, int buflen, uint key);
- u16 channel_to_chanspec(struct brcmu_d11inf *d11inf,
- struct ieee80211_channel *ch);
- bool brcmf_get_vif_state_any(struct brcmf_cfg80211_info *cfg,
- unsigned long state);
- void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info *cfg,
- struct brcmf_cfg80211_vif *vif);
- bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info *cfg);
- int brcmf_cfg80211_wait_vif_event_timeout(struct brcmf_cfg80211_info *cfg,
- u8 action, ulong timeout);
- s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg,
- struct brcmf_if *ifp, bool aborted,
- bool fw_abort);
- void brcmf_set_mpc(struct brcmf_if *ndev, int mpc);
- void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg);
- void brcmf_cfg80211_free_netdev(struct net_device *ndev);
- #endif /* BRCMFMAC_CFG80211_H */
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