[deliverable/linux.git] / drivers / net / wireless / brcm80211 / brcmfmac / wl_cfg80211.h

/*
 * 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 _wl_cfg80211_h_
#define _wl_cfg80211_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	8000 /* 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


/**
 * enum brcmf_scan_status - dongle scan status
 *
 * @BRCMF_SCAN_STATUS_BUSY: scanning in progress on dongle.
 * @BRCMF_SCAN_STATUS_ABORT: scan being aborted on dongle.
 */
enum brcmf_scan_status {
	BRCMF_SCAN_STATUS_BUSY,
	BRCMF_SCAN_STATUS_ABORT,
};

/**
 * enum wl_mode - driver mode of virtual interface.
 *
 * @WL_MODE_BSS: connects to BSS.
 * @WL_MODE_IBSS: operate as ad-hoc.
 * @WL_MODE_AP: operate as access-point.
 * @WL_MODE_P2P: provide P2P discovery.
 */
enum wl_mode {
	WL_MODE_BSS,
	WL_MODE_IBSS,
	WL_MODE_AP,
	WL_MODE_P2P
};

/* 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.
 */
struct brcmf_cfg80211_profile {
	struct brcmf_ssid ssid;
	u8 bssid[ETH_ALEN];
	struct brcmf_cfg80211_security sec;
};

/**
 * 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_CREATING: interface configured for AP operation.
 * @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_CREATING,
	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[VNDR_IES_BUF_LEN];
	u8  probe_res_ie[IE_MAX_LEN];
	u8  beacon_ie[IE_MAX_LEN];
	u32 probe_req_ie_len;
	u32 probe_res_ie_len;
	u32 beacon_ie_len;
};

/**
 * struct brcmf_cfg80211_vif - virtual interface specific information.
 *
 * @ifp: lower layer interface pointer
 * @wdev: wireless device.
 * @profile: profile information.
 * @mode: operating mode.
 * @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.
 */
struct brcmf_cfg80211_vif {
	struct brcmf_if *ifp;
	struct wireless_dev wdev;
	struct brcmf_cfg80211_profile profile;
	s32 mode;
	s32 roam_off;
	unsigned long sme_state;
	bool pm_block;
	struct vif_saved_ie saved_ie;
	struct list_head list;
	u16 mgmt_rx_reg;
};

/* 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 net_device *ndev;
	s32 (*run)(struct brcmf_cfg80211_info *cfg,
		   struct net_device *ndev,
		   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;
	struct completion vif_complete;
	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.
 * @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.
 */
struct brcmf_cfg80211_info {
	struct wiphy *wiphy;
	struct brcmf_cfg80211_conf *conf;
	struct brcmf_p2p_info p2p;
	struct cfg80211_scan_request *scan_request;
	struct mutex usr_sync;
	struct brcmf_scan_results *bss_list;
	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 roam_on;
	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;
	u8 vif_cnt;
	struct brcmf_cfg80211_vif_event vif_event;
	struct completion vif_disabled;
};

/**
 * 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);
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);

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);
struct brcmf_tlv *brcmf_parse_tlvs(void *buf, int buflen, uint key);
u16 channel_to_chanspec(struct ieee80211_channel *ch);
u32 wl_get_vif_state_all(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);
void brcmf_cfg80211_vif_complete(struct brcmf_cfg80211_info *info);
s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg,
				struct net_device *ndev,
				bool aborted, bool fw_abort);
void brcmf_set_mpc(struct net_device *ndev, int mpc);

#endif				/* _wl_cfg80211_h_ */
Commit	Line	Data
5b435de0 AS	1	/*
	2	* Copyright (c) 2010 Broadcom Corporation
	3	*
	4	* Permission to use, copy, modify, and/or distribute this software for any
	5	* purpose with or without fee is hereby granted, provided that the above
	6	* copyright notice and this permission notice appear in all copies.
	7	*
	8	* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
	9	* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
	10	* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
	11	* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
	12	* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
	13	* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
	14	* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
	15	*/
	16
	17	#ifndef _wl_cfg80211_h_
	18	#define _wl_cfg80211_h_
	19
f0799895 HM	20	#define WL_NUM_SCAN_MAX 10
f0799895 HM	21	#define WL_NUM_PMKIDS_MAX MAXPMKID
5b435de0 AS	22	#define WL_TLV_INFO_MAX 1024
5b435de0 AS	23	#define WL_BSS_INFO_MAX 2048
f0799895 HM	24	#define WL_ASSOC_INFO_MAX 512 /* assoc related fil max buf */
f0799895 HM	25	#define WL_EXTRA_BUF_MAX 2048
5b435de0 AS	26	#define WL_ROAM_TRIGGER_LEVEL -75
	27	#define WL_ROAM_DELTA 20
	28	#define WL_BEACON_TIMEOUT 3
	29
	30	#define WL_SCAN_CHANNEL_TIME 40
	31	#define WL_SCAN_UNASSOC_TIME 40
	32	#define WL_SCAN_PASSIVE_TIME 120
	33
e756af5b HM	34	#define WL_ESCAN_BUF_SIZE (1024 * 64)
	35	#define WL_ESCAN_TIMER_INTERVAL_MS 8000 /* E-Scan timeout */
	36
	37	#define WL_ESCAN_ACTION_START 1
	38	#define WL_ESCAN_ACTION_CONTINUE 2
	39	#define WL_ESCAN_ACTION_ABORT 3
	40
f09d0c02	41	#define WL_AUTH_SHARED_KEY 1 /* d11 shared authentication */
1a873342	42	#define IE_MAX_LEN 512
f09d0c02	43
9f440b7b AS	44	/* IE TLV processing */
	45	#define TLV_LEN_OFF 1 /* length offset */
	46	#define TLV_HDR_LEN 2 /* header length */
	47	#define TLV_BODY_OFF 2 /* body offset */
	48	#define TLV_OUI_LEN 3 /* oui id length */
	49
	50	/* 802.11 Mgmt Packet flags */
	51	#define BRCMF_VNDR_IE_BEACON_FLAG 0x1
	52	#define BRCMF_VNDR_IE_PRBRSP_FLAG 0x2
	53	#define BRCMF_VNDR_IE_ASSOCRSP_FLAG 0x4
	54	#define BRCMF_VNDR_IE_AUTHRSP_FLAG 0x8
	55	#define BRCMF_VNDR_IE_PRBREQ_FLAG 0x10
	56	#define BRCMF_VNDR_IE_ASSOCREQ_FLAG 0x20
	57	/* vendor IE in IW advertisement protocol ID field */
	58	#define BRCMF_VNDR_IE_IWAPID_FLAG 0x40
	59	/* allow custom IE id */
	60	#define BRCMF_VNDR_IE_CUSTOM_FLAG 0x100
	61
	62	/* P2P Action Frames flags (spec ordered) */
	63	#define BRCMF_VNDR_IE_GONREQ_FLAG 0x001000
	64	#define BRCMF_VNDR_IE_GONRSP_FLAG 0x002000
	65	#define BRCMF_VNDR_IE_GONCFM_FLAG 0x004000
	66	#define BRCMF_VNDR_IE_INVREQ_FLAG 0x008000
	67	#define BRCMF_VNDR_IE_INVRSP_FLAG 0x010000
	68	#define BRCMF_VNDR_IE_DISREQ_FLAG 0x020000
	69	#define BRCMF_VNDR_IE_DISRSP_FLAG 0x040000
	70	#define BRCMF_VNDR_IE_PRDREQ_FLAG 0x080000
	71	#define BRCMF_VNDR_IE_PRDRSP_FLAG 0x100000
	72
	73	#define BRCMF_VNDR_IE_P2PAF_SHIFT 12
	74
	75
c1179033 AS	76	/**
	77	* enum brcmf_scan_status - dongle scan status
	78	*
	79	* @BRCMF_SCAN_STATUS_BUSY: scanning in progress on dongle.
	80	* @BRCMF_SCAN_STATUS_ABORT: scan being aborted on dongle.
	81	*/
	82	enum brcmf_scan_status {
	83	BRCMF_SCAN_STATUS_BUSY,
	84	BRCMF_SCAN_STATUS_ABORT,
5b435de0 AS	85	};
5b435de0 AS	86
9f440b7b AS	87	/**
	88	* enum wl_mode - driver mode of virtual interface.
	89	*
	90	* @WL_MODE_BSS: connects to BSS.
	91	* @WL_MODE_IBSS: operate as ad-hoc.
	92	* @WL_MODE_AP: operate as access-point.
	93	* @WL_MODE_P2P: provide P2P discovery.
	94	*/
5b435de0 AS	95	enum wl_mode {
	96	WL_MODE_BSS,
	97	WL_MODE_IBSS,
9f440b7b AS	98	WL_MODE_AP,
9f440b7b AS	99	WL_MODE_P2P
5b435de0 AS	100	};
5b435de0 AS	101
5b435de0 AS	102	/* dongle configuration */
5b435de0 AS	103	struct brcmf_cfg80211_conf {
5b435de0 AS	104	u32 frag_threshold;
	105	u32 rts_threshold;
	106	u32 retry_short;
	107	u32 retry_long;
	108	s32 tx_power;
	109	struct ieee80211_channel channel;
	110	};
	111
5b435de0 AS	112	/* basic structure of scan request */
	113	struct brcmf_cfg80211_scan_req {
	114	struct brcmf_ssid_le ssid_le;
	115	};
	116
	117	/* basic structure of information element */
	118	struct brcmf_cfg80211_ie {
	119	u16 offset;
	120	u8 buf[WL_TLV_INFO_MAX];
	121	};
	122
5b435de0 AS	123	/* security information with currently associated ap */
	124	struct brcmf_cfg80211_security {
	125	u32 wpa_versions;
	126	u32 auth_type;
	127	u32 cipher_pairwise;
	128	u32 cipher_group;
	129	u32 wpa_auth;
	130	};
	131
3bc0a96c AS	132	/**
	133	* struct brcmf_cfg80211_profile - profile information.
	134	*
	135	* @ssid: ssid of associated/associating ap.
	136	* @bssid: bssid of joined/joining ibss.
	137	* @sec: security information.
	138	*/
5b435de0	139	struct brcmf_cfg80211_profile {
5b435de0 AS	140	struct brcmf_ssid ssid;
5b435de0 AS	141	u8 bssid[ETH_ALEN];
5b435de0	142	struct brcmf_cfg80211_security sec;
5b435de0 AS	143	};
5b435de0 AS	144
c1179033 AS	145	/**
	146	* enum brcmf_vif_status - bit indices for vif status.
	147	*
	148	* @BRCMF_VIF_STATUS_READY: ready for operation.
	149	* @BRCMF_VIF_STATUS_CONNECTING: connect/join in progress.
	150	* @BRCMF_VIF_STATUS_CONNECTED: connected/joined succesfully.
5f4f9f11	151	* @BRCMF_VIF_STATUS_DISCONNECTING: disconnect/disable in progress.
c1179033 AS	152	* @BRCMF_VIF_STATUS_AP_CREATING: interface configured for AP operation.
	153	* @BRCMF_VIF_STATUS_AP_CREATED: AP operation started.
	154	*/
	155	enum brcmf_vif_status {
	156	BRCMF_VIF_STATUS_READY,
	157	BRCMF_VIF_STATUS_CONNECTING,
	158	BRCMF_VIF_STATUS_CONNECTED,
5f4f9f11	159	BRCMF_VIF_STATUS_DISCONNECTING,
c1179033 AS	160	BRCMF_VIF_STATUS_AP_CREATING,
	161	BRCMF_VIF_STATUS_AP_CREATED
	162	};
	163
8ff5dc92 AS	164	/**
	165	* struct vif_saved_ie - holds saved IEs for a virtual interface.
	166	*
9f440b7b	167	* @probe_req_ie: IE info for probe request.
8ff5dc92 AS	168	* @probe_res_ie: IE info for probe response.
8ff5dc92 AS	169	* @beacon_ie: IE info for beacon frame.
9f440b7b	170	* @probe_req_ie_len: IE info length for probe request.
8ff5dc92 AS	171	* @probe_res_ie_len: IE info length for probe response.
	172	* @beacon_ie_len: IE info length for beacon frame.
	173	*/
	174	struct vif_saved_ie {
9f440b7b	175	u8 probe_req_ie[VNDR_IES_BUF_LEN];
8ff5dc92 AS	176	u8 probe_res_ie[IE_MAX_LEN];
8ff5dc92 AS	177	u8 beacon_ie[IE_MAX_LEN];
9f440b7b	178	u32 probe_req_ie_len;
8ff5dc92 AS	179	u32 probe_res_ie_len;
	180	u32 beacon_ie_len;
	181	};
	182
3eacf866 AS	183	/**
	184	* struct brcmf_cfg80211_vif - virtual interface specific information.
	185	*
	186	* @ifp: lower layer interface pointer
	187	* @wdev: wireless device.
6ac4f4ed	188	* @profile: profile information.
3eacf866 AS	189	* @mode: operating mode.
3eacf866 AS	190	* @roam_off: roaming state.
c1179033	191	* @sme_state: SME state using enum brcmf_vif_status bits.
3eacf866 AS	192	* @pm_block: power-management blocked.
3eacf866 AS	193	* @list: linked list.
0de8aace	194	* @mgmt_rx_reg: registered rx mgmt frame types.
3eacf866 AS	195	*/
	196	struct brcmf_cfg80211_vif {
	197	struct brcmf_if *ifp;
	198	struct wireless_dev wdev;
6ac4f4ed	199	struct brcmf_cfg80211_profile profile;
3eacf866 AS	200	s32 mode;
3eacf866 AS	201	s32 roam_off;
c1179033	202	unsigned long sme_state;
3eacf866	203	bool pm_block;
8ff5dc92	204	struct vif_saved_ie saved_ie;
3eacf866	205	struct list_head list;
0de8aace	206	u16 mgmt_rx_reg;
3eacf866 AS	207	};
3eacf866 AS	208
5b435de0 AS	209	/* association inform */
	210	struct brcmf_cfg80211_connect_info {
	211	u8 *req_ie;
	212	s32 req_ie_len;
	213	u8 *resp_ie;
	214	s32 resp_ie_len;
	215	};
	216
	217	/* assoc ie length */
c4e382d2 AS	218	struct brcmf_cfg80211_assoc_ielen_le {
	219	__le32 req_len;
	220	__le32 resp_len;
5b435de0 AS	221	};
	222
	223	/* wpa2 pmk list */
	224	struct brcmf_cfg80211_pmk_list {
	225	struct pmkid_list pmkids;
	226	struct pmkid foo[MAXPMKID - 1];
	227	};
	228
e756af5b HM	229	/* dongle escan state */
	230	enum wl_escan_state {
	231	WL_ESCAN_STATE_IDLE,
	232	WL_ESCAN_STATE_SCANNING
	233	};
	234
	235	struct escan_info {
	236	u32 escan_state;
	237	u8 escan_buf[WL_ESCAN_BUF_SIZE];
	238	struct wiphy *wiphy;
	239	struct net_device *ndev;
9f440b7b AS	240	s32 (run)(struct brcmf_cfg80211_info cfg,
	241	struct net_device *ndev,
	242	struct cfg80211_scan_request *request, u16 action);
e756af5b HM	243	};
e756af5b HM	244
e5806072 AS	245	/**
	246	* struct brcmf_pno_param_le - PNO scan configuration parameters
	247	*
	248	* @version: PNO parameters version.
	249	* @scan_freq: scan frequency.
	250	* @lost_network_timeout: #sec. to declare discovered network as lost.
	251	* @flags: Bit field to control features of PFN such as sort criteria auto
	252	* enable switch and background scan.
	253	* @rssi_margin: Margin to avoid jitter for choosing a PFN based on RSSI sort
	254	* criteria.
	255	* @bestn: number of best networks in each scan.
	256	* @mscan: number of scans recorded.
	257	* @repeat: minimum number of scan intervals before scan frequency changes
	258	* in adaptive scan.
	259	* @exp: exponent of 2 for maximum scan interval.
	260	* @slow_freq: slow scan period.
	261	*/
	262	struct brcmf_pno_param_le {
	263	__le32 version;
	264	__le32 scan_freq;
	265	__le32 lost_network_timeout;
	266	__le16 flags;
	267	__le16 rssi_margin;
	268	u8 bestn;
	269	u8 mscan;
	270	u8 repeat;
	271	u8 exp;
	272	__le32 slow_freq;
	273	};
	274
	275	/**
	276	* struct brcmf_pno_net_param_le - scan parameters per preferred network.
	277	*
	278	* @ssid: ssid name and its length.
	279	* @flags: bit2: hidden.
	280	* @infra: BSS vs IBSS.
	281	* @auth: Open vs Closed.
	282	* @wpa_auth: WPA type.
	283	* @wsec: wsec value.
	284	*/
	285	struct brcmf_pno_net_param_le {
	286	struct brcmf_ssid_le ssid;
	287	__le32 flags;
	288	__le32 infra;
	289	__le32 auth;
	290	__le32 wpa_auth;
	291	__le32 wsec;
	292	};
	293
	294	/**
	295	* struct brcmf_pno_net_info_le - information per found network.
	296	*
	297	* @bssid: BSS network identifier.
	298	* @channel: channel number only.
	299	* @SSID_len: length of ssid.
	300	* @SSID: ssid characters.
	301	* @RSSI: receive signal strength (in dBm).
	302	* @timestamp: age in seconds.
	303	*/
	304	struct brcmf_pno_net_info_le {
	305	u8 bssid[ETH_ALEN];
	306	u8 channel;
	307	u8 SSID_len;
	308	u8 SSID[32];
309	__le16 RSSI;
310	__le16 timestamp;
311	};
312
313	/**
314	* struct brcmf_pno_scanresults_le - result returned in PNO NET FOUND event.
315	*
316	* @version: PNO version identifier.
317	* @status: indicates completion status of PNO scan.
318	* @count: amount of brcmf_pno_net_info_le entries appended.
319	*/
320	struct brcmf_pno_scanresults_le {
321	__le32 version;
322	__le32 status;
323	__le32 count;
324	};
325
d3c0b633 AS	326	/**
	327	* struct brcmf_cfg80211_vif_event - virtual interface event information.
	328	*
	329	* @vif_wq: waitqueue awaiting interface event from firmware.
	330	* @vif_event_lock: protects other members in this structure.
	331	* @vif_complete: completion for net attach.
	332	* @action: either add, change, or delete.
	333	* @vif: virtual interface object related to the event.
	334	*/
	335	struct brcmf_cfg80211_vif_event {
	336	wait_queue_head_t vif_wq;
	337	struct mutex vif_event_lock;
	338	struct completion vif_complete;
	339	u8 action;
	340	struct brcmf_cfg80211_vif *vif;
	341	};
	342
02030eb6	343	/**
27a68fe3	344	* struct brcmf_cfg80211_info - dongle private data of cfg80211 interface
02030eb6	345	*
3eacf866	346	* @wiphy: wiphy object for cfg80211 interface.
02030eb6	347	* @conf: dongle configuration.
9f440b7b	348	* @p2p: peer-to-peer specific information.
02030eb6	349	* @scan_request: cfg80211 scan request object.
02030eb6 AS	350	* @usr_sync: mainly for dongle up/down synchronization.
02030eb6 AS	351	* @bss_list: bss_list holding scanned ap information.
02030eb6 AS	352	* @scan_req_int: internal scan request object.
	353	* @bss_info: bss information for cfg80211 layer.
	354	* @ie: information element object for internal purpose.
02030eb6 AS	355	* @conn_info: association info.
02030eb6 AS	356	* @pmk_list: wpa2 pmk list.
c1179033	357	* @scan_status: scan activity on the dongle.
02030eb6 AS	358	* @pub: common driver information.
02030eb6 AS	359	* @channel: current channel.
02030eb6 AS	360	* @active_scan: current scan mode.
	361	* @sched_escan: e-scan for scheduled scan support running.
	362	* @ibss_starter: indicates this sta is ibss starter.
02030eb6 AS	363	* @pwr_save: indicate whether dongle to support power save mode.
	364	* @dongle_up: indicate whether dongle up or not.
	365	* @roam_on: on/off switch for dongle self-roaming.
	366	* @scan_tried: indicates if first scan attempted.
	367	* @dcmd_buf: dcmd buffer.
	368	* @extra_buf: mainly to grab assoc information.
	369	* @debugfsdir: debugfs folder for this device.
02030eb6 AS	370	* @escan_info: escan information.
	371	* @escan_timeout: Timer for catch scan timeout.
	372	* @escan_timeout_work: scan timeout worker.
	373	* @escan_ioctl_buf: dongle command buffer for escan commands.
3eacf866 AS	374	* @vif_list: linked list of vif instances.
3eacf866 AS	375	* @vif_cnt: number of vif instances.
d3c0b633	376	* @vif_event: vif event signalling.
02030eb6	377	*/
27a68fe3	378	struct brcmf_cfg80211_info {
3eacf866	379	struct wiphy *wiphy;
02030eb6	380	struct brcmf_cfg80211_conf *conf;
9f440b7b	381	struct brcmf_p2p_info p2p;
02030eb6	382	struct cfg80211_scan_request *scan_request;
02030eb6 AS	383	struct mutex usr_sync;
02030eb6 AS	384	struct brcmf_scan_results *bss_list;
f0799895	385	struct brcmf_cfg80211_scan_req scan_req_int;
02030eb6 AS	386	struct wl_cfg80211_bss_info *bss_info;
02030eb6 AS	387	struct brcmf_cfg80211_ie ie;
02030eb6 AS	388	struct brcmf_cfg80211_connect_info conn_info;
02030eb6 AS	389	struct brcmf_cfg80211_pmk_list *pmk_list;
c1179033	390	unsigned long scan_status;
ee928381	391	struct brcmf_pub *pub;
02030eb6	392	u32 channel;
02030eb6 AS	393	bool active_scan;
	394	bool sched_escan;
	395	bool ibss_starter;
02030eb6 AS	396	bool pwr_save;
	397	bool dongle_up;
	398	bool roam_on;
	399	bool scan_tried;
	400	u8 *dcmd_buf;
	401	u8 *extra_buf;
5b435de0	402	struct dentry *debugfsdir;
02030eb6 AS	403	struct escan_info escan_info;
	404	struct timer_list escan_timeout;
	405	struct work_struct escan_timeout_work;
e756af5b	406	u8 *escan_ioctl_buf;
3eacf866 AS	407	struct list_head vif_list;
3eacf866 AS	408	u8 vif_cnt;
d3c0b633	409	struct brcmf_cfg80211_vif_event vif_event;
5f4f9f11	410	struct completion vif_disabled;
5b435de0 AS	411	};
5b435de0 AS	412
9f440b7b AS	413	/**
	414	* struct brcmf_tlv - tag_ID/length/value_buffer tuple.
	415	*
	416	* @id: tag identifier.
	417	* @len: number of bytes in value buffer.
	418	* @data: value buffer.
	419	*/
	420	struct brcmf_tlv {
	421	u8 id;
	422	u8 len;
	423	u8 data[1];
	424	};
	425
3eacf866	426	static inline struct wiphy cfg_to_wiphy(struct brcmf_cfg80211_info cfg)
5b435de0	427	{
3eacf866	428	return cfg->wiphy;
5b435de0 AS	429	}
5b435de0 AS	430
27a68fe3	431	static inline struct brcmf_cfg80211_info wiphy_to_cfg(struct wiphy w)
5b435de0	432	{
27a68fe3	433	return (struct brcmf_cfg80211_info *)(wiphy_priv(w));
5b435de0 AS	434	}
5b435de0 AS	435
27a68fe3	436	static inline struct brcmf_cfg80211_info wdev_to_cfg(struct wireless_dev wd)
5b435de0	437	{
27a68fe3	438	return (struct brcmf_cfg80211_info *)(wdev_priv(wd));
5b435de0 AS	439	}
5b435de0 AS	440
3eacf866 AS	441	static inline
3eacf866 AS	442	struct net_device cfg_to_ndev(struct brcmf_cfg80211_info cfg)
5b435de0	443	{
3eacf866 AS	444	struct brcmf_cfg80211_vif *vif;
	445	vif = list_first_entry(&cfg->vif_list, struct brcmf_cfg80211_vif, list);
	446	return vif->wdev.netdev;
5b435de0 AS	447	}
5b435de0 AS	448
27a68fe3	449	static inline struct brcmf_cfg80211_info ndev_to_cfg(struct net_device ndev)
5b435de0 AS	450	{
	451	return wdev_to_cfg(ndev->ieee80211_ptr);
	452	}
	453
6ac4f4ed AS	454	static inline struct brcmf_cfg80211_profile ndev_to_prof(struct net_device nd)
	455	{
	456	struct brcmf_if *ifp = netdev_priv(nd);
	457	return &ifp->vif->profile;
	458	}
	459
1332e26e AS	460	static inline struct brcmf_cfg80211_vif ndev_to_vif(struct net_device ndev)
	461	{
	462	struct brcmf_if *ifp = netdev_priv(ndev);
	463	return ifp->vif;
	464	}
	465
5b435de0	466	static inline struct
27a68fe3	467	brcmf_cfg80211_connect_info cfg_to_conn(struct brcmf_cfg80211_info cfg)
5b435de0 AS	468	{
	469	return &cfg->conn_info;
	470	}
	471
d9cb2596 AS	472	struct brcmf_cfg80211_info brcmf_cfg80211_attach(struct brcmf_pub drvr,
d9cb2596 AS	473	struct device *busdev);
27a68fe3	474	void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg);
bdf5ff51 AS	475	s32 brcmf_cfg80211_up(struct net_device *ndev);
bdf5ff51 AS	476	s32 brcmf_cfg80211_down(struct net_device *ndev);
5b435de0	477
9f440b7b	478	struct brcmf_cfg80211_vif brcmf_alloc_vif(struct brcmf_cfg80211_info cfg,
9f440b7b AS	479	enum nl80211_iftype type,
	480	bool pm_block);
	481	void brcmf_free_vif(struct brcmf_cfg80211_vif *vif);
	482
	483	s32 brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif *vif, s32 pktflag,
	484	const u8 *vndr_ie_buf, u32 vndr_ie_len);
5f4f9f11	485	s32 brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif *vif);
9f440b7b AS	486	struct brcmf_tlv brcmf_parse_tlvs(void buf, int buflen, uint key);
	487	u16 channel_to_chanspec(struct ieee80211_channel *ch);
	488	u32 wl_get_vif_state_all(struct brcmf_cfg80211_info *cfg, unsigned long state);
d3c0b633 AS	489	void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info *cfg,
	490	struct brcmf_cfg80211_vif *vif);
	491	bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info *cfg);
	492	int brcmf_cfg80211_wait_vif_event_timeout(struct brcmf_cfg80211_info *cfg,
	493	u8 action, ulong timeout);
	494	void brcmf_cfg80211_vif_complete(struct brcmf_cfg80211_info *info);
7a5c1f64 HM	495	s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg,
	496	struct net_device *ndev,
	497	bool aborted, bool fw_abort);
	498	void brcmf_set_mpc(struct net_device *ndev, int mpc);
9f440b7b	499
5b435de0	500	#endif /* _wl_cfg80211_h_ */