[mirror_ubuntu-bionic-kernel.git] / drivers / net / wireless / broadcom / brcm80211 / brcmfmac / 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 BRCMFMAC_CFG80211_H
#define BRCMFMAC_CFG80211_H

/* for brcmu_d11inf */
#include <brcmu_d11.h>

#include "core.h"
#include "fwil_types.h"
#include "p2p.h"

#define WL_NUM_SCAN_MAX			10
#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

/* Keep BRCMF_ESCAN_BUF_SIZE below 64K (65536). Allocing over 64K can be
 * problematic on some systems and should be avoided.
 */
#define BRCMF_ESCAN_BUF_SIZE		65000
#define BRCMF_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		6

/* beacon loss timeout defaults */
#define BRCMF_DEFAULT_BCN_TIMEOUT_ROAM_ON	2
#define BRCMF_DEFAULT_BCN_TIMEOUT_ROAM_OFF	4

#define BRCMF_VIF_EVENT_TIMEOUT		msecs_to_jiffies(1500)

/**
 * 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;
};

/* security information with currently associated ap */
struct brcmf_cfg80211_security {
	u32 wpa_versions;
	u32 auth_type;
	u32 cipher_pairwise;
	u32 cipher_group;
};

/**
 * struct brcmf_cfg80211_profile - profile information.
 *
 * @bssid: bssid of joined/joining ibss.
 * @sec: security information.
 * @key: key information
 */
struct brcmf_cfg80211_profile {
	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.
 * @sme_state: SME state using enum brcmf_vif_status bits.
 * @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;
	unsigned long sme_state;
	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;
};

/* dongle escan state */
enum wl_escan_state {
	WL_ESCAN_STATE_IDLE,
	WL_ESCAN_STATE_SCANNING
};

struct escan_info {
	u32 escan_state;
	u8 *escan_buf;
	struct wiphy *wiphy;
	struct brcmf_if *ifp;
	s32 (*run)(struct brcmf_cfg80211_info *cfg, struct brcmf_if *ifp,
		   struct cfg80211_scan_request *request);
};

/**
 * 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;
	spinlock_t vif_event_lock;
	u8 action;
	struct brcmf_cfg80211_vif *vif;
};

/**
 * struct brcmf_cfg80211_wowl - wowl related information.
 *
 * @active: set on suspend, cleared on resume.
 * @pre_pmmode: firmware PM mode at entering suspend.
 * @nd: net dectect data.
 * @nd_info: helper struct to pass to cfg80211.
 * @nd_data_wait: wait queue to sync net detect data.
 * @nd_data_completed: completion for net detect data.
 * @nd_enabled: net detect enabled.
 */
struct brcmf_cfg80211_wowl {
	bool active;
	u32 pre_pmmode;
	struct cfg80211_wowlan_nd_match *nd;
	struct cfg80211_wowlan_nd_info *nd_info;
	wait_queue_head_t nd_data_wait;
	bool nd_data_completed;
	bool nd_enabled;
};

/**
 * struct brcmf_cfg80211_info - dongle private data of cfg80211 interface
 *
 * @wiphy: wiphy object for cfg80211 interface.
 * @ops: pointer to copy of ops as registered with wiphy object.
 * @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.
 * @bss_info: bss information for cfg80211 layer.
 * @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.
 * @vif_list: linked list of vif instances.
 * @vif_cnt: number of vif instances.
 * @vif_event: vif event signalling.
 * @wowl: wowl related information.
 */
struct brcmf_cfg80211_info {
	struct wiphy *wiphy;
	struct cfg80211_ops *ops;
	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 wl_cfg80211_bss_info *bss_info;
	struct brcmf_cfg80211_connect_info conn_info;
	struct brcmf_pmk_list_le 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;
	struct list_head vif_list;
	struct brcmf_cfg80211_vif_event vif_event;
	struct completion vif_disabled;
	struct brcmu_d11inf d11inf;
	struct brcmf_assoclist_le assoclist;
	struct brcmf_cfg80211_wowl wowl;
};

/**
 * 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);
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(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 */
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
bfe81975 HM	17	#ifndef BRCMFMAC_CFG80211_H
bfe81975 HM	18	#define BRCMFMAC_CFG80211_H
5b435de0	19
83cf17aa FL	20	/* for brcmu_d11inf */
	21	#include <brcmu_d11.h>
	22
bda9d014	23	#include "core.h"
29477269 RM	24	#include "fwil_types.h"
	25	#include "p2p.h"
	26
f0799895	27	#define WL_NUM_SCAN_MAX 10
5b435de0 AS	28	#define WL_TLV_INFO_MAX 1024
5b435de0 AS	29	#define WL_BSS_INFO_MAX 2048
f0799895 HM	30	#define WL_ASSOC_INFO_MAX 512 /* assoc related fil max buf */
f0799895 HM	31	#define WL_EXTRA_BUF_MAX 2048
5b435de0 AS	32	#define WL_ROAM_TRIGGER_LEVEL -75
5b435de0 AS	33	#define WL_ROAM_DELTA 20
5b435de0	34
d5367334 HM	35	/* Keep BRCMF_ESCAN_BUF_SIZE below 64K (65536). Allocing over 64K can be
	36	* problematic on some systems and should be avoided.
	37	*/
	38	#define BRCMF_ESCAN_BUF_SIZE 65000
	39	#define BRCMF_ESCAN_TIMER_INTERVAL_MS 10000 /* E-Scan timeout */
e756af5b HM	40
	41	#define WL_ESCAN_ACTION_START 1
	42	#define WL_ESCAN_ACTION_CONTINUE 2
	43	#define WL_ESCAN_ACTION_ABORT 3
	44
f09d0c02	45	#define WL_AUTH_SHARED_KEY 1 /* d11 shared authentication */
1a873342	46	#define IE_MAX_LEN 512
f09d0c02	47
9f440b7b AS	48	/* IE TLV processing */
	49	#define TLV_LEN_OFF 1 /* length offset */
	50	#define TLV_HDR_LEN 2 /* header length */
	51	#define TLV_BODY_OFF 2 /* body offset */
	52	#define TLV_OUI_LEN 3 /* oui id length */
	53
	54	/* 802.11 Mgmt Packet flags */
	55	#define BRCMF_VNDR_IE_BEACON_FLAG 0x1
	56	#define BRCMF_VNDR_IE_PRBRSP_FLAG 0x2
	57	#define BRCMF_VNDR_IE_ASSOCRSP_FLAG 0x4
	58	#define BRCMF_VNDR_IE_AUTHRSP_FLAG 0x8
	59	#define BRCMF_VNDR_IE_PRBREQ_FLAG 0x10
	60	#define BRCMF_VNDR_IE_ASSOCREQ_FLAG 0x20
	61	/* vendor IE in IW advertisement protocol ID field */
	62	#define BRCMF_VNDR_IE_IWAPID_FLAG 0x40
	63	/* allow custom IE id */
	64	#define BRCMF_VNDR_IE_CUSTOM_FLAG 0x100
	65
	66	/* P2P Action Frames flags (spec ordered) */
	67	#define BRCMF_VNDR_IE_GONREQ_FLAG 0x001000
	68	#define BRCMF_VNDR_IE_GONRSP_FLAG 0x002000
	69	#define BRCMF_VNDR_IE_GONCFM_FLAG 0x004000
	70	#define BRCMF_VNDR_IE_INVREQ_FLAG 0x008000
	71	#define BRCMF_VNDR_IE_INVRSP_FLAG 0x010000
	72	#define BRCMF_VNDR_IE_DISREQ_FLAG 0x020000
	73	#define BRCMF_VNDR_IE_DISRSP_FLAG 0x040000
	74	#define BRCMF_VNDR_IE_PRDREQ_FLAG 0x080000
	75	#define BRCMF_VNDR_IE_PRDRSP_FLAG 0x100000
	76
	77	#define BRCMF_VNDR_IE_P2PAF_SHIFT 12
	78
240d61a9	79	#define BRCMF_MAX_DEFAULT_KEYS 6
118eb304	80
1119e23e HM	81	/* beacon loss timeout defaults */
	82	#define BRCMF_DEFAULT_BCN_TIMEOUT_ROAM_ON 2
	83	#define BRCMF_DEFAULT_BCN_TIMEOUT_ROAM_OFF 4
9f440b7b	84
63ce3d5d AS	85	#define BRCMF_VIF_EVENT_TIMEOUT msecs_to_jiffies(1500)
63ce3d5d AS	86
c1179033	87	/**
1687eee2	88	* enum brcmf_scan_status - scan engine status
c1179033 AS	89	*
	90	* @BRCMF_SCAN_STATUS_BUSY: scanning in progress on dongle.
	91	* @BRCMF_SCAN_STATUS_ABORT: scan being aborted on dongle.
1687eee2	92	* @BRCMF_SCAN_STATUS_SUPPRESS: scanning is suppressed in driver.
c1179033 AS	93	*/
	94	enum brcmf_scan_status {
	95	BRCMF_SCAN_STATUS_BUSY,
	96	BRCMF_SCAN_STATUS_ABORT,
1687eee2	97	BRCMF_SCAN_STATUS_SUPPRESS,
5b435de0 AS	98	};
5b435de0 AS	99
5b435de0 AS	100	/* dongle configuration */
5b435de0 AS	101	struct brcmf_cfg80211_conf {
5b435de0 AS	102	u32 frag_threshold;
	103	u32 rts_threshold;
	104	u32 retry_short;
	105	u32 retry_long;
5b435de0 AS	106	};
5b435de0 AS	107
5b435de0 AS	108	/* security information with currently associated ap */
	109	struct brcmf_cfg80211_security {
	110	u32 wpa_versions;
	111	u32 auth_type;
	112	u32 cipher_pairwise;
	113	u32 cipher_group;
5b435de0 AS	114	};
5b435de0 AS	115
3bc0a96c AS	116	/**
	117	* struct brcmf_cfg80211_profile - profile information.
	118	*
3bc0a96c AS	119	* @bssid: bssid of joined/joining ibss.
3bc0a96c AS	120	* @sec: security information.
118eb304	121	* @key: key information
3bc0a96c	122	*/
5b435de0	123	struct brcmf_cfg80211_profile {
5b435de0	124	u8 bssid[ETH_ALEN];
5b435de0	125	struct brcmf_cfg80211_security sec;
118eb304	126	struct brcmf_wsec_key key[BRCMF_MAX_DEFAULT_KEYS];
5b435de0 AS	127	};
5b435de0 AS	128
c1179033 AS	129	/**
	130	* enum brcmf_vif_status - bit indices for vif status.
	131	*
	132	* @BRCMF_VIF_STATUS_READY: ready for operation.
	133	* @BRCMF_VIF_STATUS_CONNECTING: connect/join in progress.
	134	* @BRCMF_VIF_STATUS_CONNECTED: connected/joined succesfully.
5f4f9f11	135	* @BRCMF_VIF_STATUS_DISCONNECTING: disconnect/disable in progress.
c1179033 AS	136	* @BRCMF_VIF_STATUS_AP_CREATED: AP operation started.
	137	*/
	138	enum brcmf_vif_status {
	139	BRCMF_VIF_STATUS_READY,
	140	BRCMF_VIF_STATUS_CONNECTING,
	141	BRCMF_VIF_STATUS_CONNECTED,
5f4f9f11	142	BRCMF_VIF_STATUS_DISCONNECTING,
c1179033 AS	143	BRCMF_VIF_STATUS_AP_CREATED
	144	};
	145
8ff5dc92 AS	146	/**
	147	* struct vif_saved_ie - holds saved IEs for a virtual interface.
	148	*
9f440b7b	149	* @probe_req_ie: IE info for probe request.
8ff5dc92 AS	150	* @probe_res_ie: IE info for probe response.
8ff5dc92 AS	151	* @beacon_ie: IE info for beacon frame.
9f440b7b	152	* @probe_req_ie_len: IE info length for probe request.
8ff5dc92 AS	153	* @probe_res_ie_len: IE info length for probe response.
	154	* @beacon_ie_len: IE info length for beacon frame.
	155	*/
	156	struct vif_saved_ie {
dae3a273	157	u8 probe_req_ie[IE_MAX_LEN];
8ff5dc92 AS	158	u8 probe_res_ie[IE_MAX_LEN];
8ff5dc92 AS	159	u8 beacon_ie[IE_MAX_LEN];
89286dc9	160	u8 assoc_req_ie[IE_MAX_LEN];
9f440b7b	161	u32 probe_req_ie_len;
8ff5dc92 AS	162	u32 probe_res_ie_len;
8ff5dc92 AS	163	u32 beacon_ie_len;
89286dc9	164	u32 assoc_req_ie_len;
8ff5dc92 AS	165	};
8ff5dc92 AS	166
3eacf866 AS	167	/**
	168	* struct brcmf_cfg80211_vif - virtual interface specific information.
	169	*
	170	* @ifp: lower layer interface pointer
	171	* @wdev: wireless device.
6ac4f4ed	172	* @profile: profile information.
c1179033	173	* @sme_state: SME state using enum brcmf_vif_status bits.
3eacf866	174	* @list: linked list.
0de8aace	175	* @mgmt_rx_reg: registered rx mgmt frame types.
a44aa400	176	* @mbss: Multiple BSS type, set if not first AP (not relevant for P2P).
3eacf866 AS	177	*/
	178	struct brcmf_cfg80211_vif {
	179	struct brcmf_if *ifp;
	180	struct wireless_dev wdev;
6ac4f4ed	181	struct brcmf_cfg80211_profile profile;
c1179033	182	unsigned long sme_state;
8ff5dc92	183	struct vif_saved_ie saved_ie;
3eacf866	184	struct list_head list;
0de8aace	185	u16 mgmt_rx_reg;
a44aa400	186	bool mbss;
98027769	187	int is_11d;
3eacf866 AS	188	};
3eacf866 AS	189
5b435de0 AS	190	/* association inform */
	191	struct brcmf_cfg80211_connect_info {
	192	u8 *req_ie;
	193	s32 req_ie_len;
	194	u8 *resp_ie;
	195	s32 resp_ie_len;
	196	};
	197
	198	/* assoc ie length */
c4e382d2 AS	199	struct brcmf_cfg80211_assoc_ielen_le {
	200	__le32 req_len;
	201	__le32 resp_len;
5b435de0 AS	202	};
5b435de0 AS	203
e756af5b HM	204	/* dongle escan state */
	205	enum wl_escan_state {
	206	WL_ESCAN_STATE_IDLE,
	207	WL_ESCAN_STATE_SCANNING
	208	};
	209
	210	struct escan_info {
	211	u32 escan_state;
d5367334	212	u8 *escan_buf;
e756af5b	213	struct wiphy *wiphy;
a0f472ac AS	214	struct brcmf_if *ifp;
a0f472ac AS	215	s32 (run)(struct brcmf_cfg80211_info cfg, struct brcmf_if *ifp,
c4958106	216	struct cfg80211_scan_request *request);
e756af5b HM	217	};
e756af5b HM	218
d3c0b633 AS	219	/**
	220	* struct brcmf_cfg80211_vif_event - virtual interface event information.
	221	*
	222	* @vif_wq: waitqueue awaiting interface event from firmware.
	223	* @vif_event_lock: protects other members in this structure.
	224	* @vif_complete: completion for net attach.
	225	* @action: either add, change, or delete.
	226	* @vif: virtual interface object related to the event.
	227	*/
	228	struct brcmf_cfg80211_vif_event {
	229	wait_queue_head_t vif_wq;
b64abcb7	230	spinlock_t vif_event_lock;
d3c0b633 AS	231	u8 action;
	232	struct brcmf_cfg80211_vif *vif;
	233	};
	234
3021ad9a HM	235	/**
	236	* struct brcmf_cfg80211_wowl - wowl related information.
	237	*
	238	* @active: set on suspend, cleared on resume.
	239	* @pre_pmmode: firmware PM mode at entering suspend.
	240	* @nd: net dectect data.
	241	* @nd_info: helper struct to pass to cfg80211.
	242	* @nd_data_wait: wait queue to sync net detect data.
	243	* @nd_data_completed: completion for net detect data.
	244	* @nd_enabled: net detect enabled.
	245	*/
	246	struct brcmf_cfg80211_wowl {
	247	bool active;
	248	u32 pre_pmmode;
	249	struct cfg80211_wowlan_nd_match *nd;
	250	struct cfg80211_wowlan_nd_info *nd_info;
	251	wait_queue_head_t nd_data_wait;
	252	bool nd_data_completed;
	253	bool nd_enabled;
	254	};
	255
02030eb6	256	/**
27a68fe3	257	* struct brcmf_cfg80211_info - dongle private data of cfg80211 interface
02030eb6	258	*
3eacf866	259	* @wiphy: wiphy object for cfg80211 interface.
5c22fb85	260	* @ops: pointer to copy of ops as registered with wiphy object.
02030eb6	261	* @conf: dongle configuration.
9f440b7b	262	* @p2p: peer-to-peer specific information.
61730d4d	263	* @btcoex: Bluetooth coexistence information.
02030eb6	264	* @scan_request: cfg80211 scan request object.
02030eb6 AS	265	* @usr_sync: mainly for dongle up/down synchronization.
02030eb6 AS	266	* @bss_list: bss_list holding scanned ap information.
02030eb6	267	* @bss_info: bss information for cfg80211 layer.
02030eb6 AS	268	* @conn_info: association info.
02030eb6 AS	269	* @pmk_list: wpa2 pmk list.
c1179033	270	* @scan_status: scan activity on the dongle.
02030eb6 AS	271	* @pub: common driver information.
02030eb6 AS	272	* @channel: current channel.
02030eb6 AS	273	* @active_scan: current scan mode.
	274	* @sched_escan: e-scan for scheduled scan support running.
	275	* @ibss_starter: indicates this sta is ibss starter.
02030eb6 AS	276	* @pwr_save: indicate whether dongle to support power save mode.
	277	* @dongle_up: indicate whether dongle up or not.
	278	* @roam_on: on/off switch for dongle self-roaming.
	279	* @scan_tried: indicates if first scan attempted.
	280	* @dcmd_buf: dcmd buffer.
	281	* @extra_buf: mainly to grab assoc information.
	282	* @debugfsdir: debugfs folder for this device.
02030eb6 AS	283	* @escan_info: escan information.
	284	* @escan_timeout: Timer for catch scan timeout.
	285	* @escan_timeout_work: scan timeout worker.
3eacf866 AS	286	* @vif_list: linked list of vif instances.
3eacf866 AS	287	* @vif_cnt: number of vif instances.
d3c0b633	288	* @vif_event: vif event signalling.
3021ad9a	289	* @wowl: wowl related information.
02030eb6	290	*/
27a68fe3	291	struct brcmf_cfg80211_info {
3eacf866	292	struct wiphy *wiphy;
5c22fb85	293	struct cfg80211_ops *ops;
02030eb6	294	struct brcmf_cfg80211_conf *conf;
9f440b7b	295	struct brcmf_p2p_info p2p;
61730d4d	296	struct brcmf_btcoex_info *btcoex;
02030eb6	297	struct cfg80211_scan_request *scan_request;
02030eb6	298	struct mutex usr_sync;
02030eb6	299	struct wl_cfg80211_bss_info *bss_info;
02030eb6	300	struct brcmf_cfg80211_connect_info conn_info;
6c404f34	301	struct brcmf_pmk_list_le pmk_list;
c1179033	302	unsigned long scan_status;
ee928381	303	struct brcmf_pub *pub;
02030eb6	304	u32 channel;
02030eb6 AS	305	bool active_scan;
	306	bool sched_escan;
	307	bool ibss_starter;
02030eb6 AS	308	bool pwr_save;
02030eb6 AS	309	bool dongle_up;
02030eb6 AS	310	bool scan_tried;
	311	u8 *dcmd_buf;
	312	u8 *extra_buf;
5b435de0	313	struct dentry *debugfsdir;
02030eb6 AS	314	struct escan_info escan_info;
	315	struct timer_list escan_timeout;
	316	struct work_struct escan_timeout_work;
3eacf866	317	struct list_head vif_list;
d3c0b633	318	struct brcmf_cfg80211_vif_event vif_event;
5f4f9f11	319	struct completion vif_disabled;
83cf17aa	320	struct brcmu_d11inf d11inf;
bf2a7e04	321	struct brcmf_assoclist_le assoclist;
3021ad9a	322	struct brcmf_cfg80211_wowl wowl;
5b435de0 AS	323	};
5b435de0 AS	324
9f440b7b AS	325	/**
	326	* struct brcmf_tlv - tag_ID/length/value_buffer tuple.
	327	*
	328	* @id: tag identifier.
	329	* @len: number of bytes in value buffer.
	330	* @data: value buffer.
	331	*/
	332	struct brcmf_tlv {
	333	u8 id;
	334	u8 len;
	335	u8 data[1];
	336	};
	337
3eacf866	338	static inline struct wiphy cfg_to_wiphy(struct brcmf_cfg80211_info cfg)
5b435de0	339	{
3eacf866	340	return cfg->wiphy;
5b435de0 AS	341	}
5b435de0 AS	342
27a68fe3	343	static inline struct brcmf_cfg80211_info wiphy_to_cfg(struct wiphy w)
5b435de0	344	{
27a68fe3	345	return (struct brcmf_cfg80211_info *)(wiphy_priv(w));
5b435de0 AS	346	}
5b435de0 AS	347
27a68fe3	348	static inline struct brcmf_cfg80211_info wdev_to_cfg(struct wireless_dev wd)
5b435de0	349	{
27a68fe3	350	return (struct brcmf_cfg80211_info *)(wdev_priv(wd));
5b435de0 AS	351	}
5b435de0 AS	352
3eacf866 AS	353	static inline
3eacf866 AS	354	struct net_device cfg_to_ndev(struct brcmf_cfg80211_info cfg)
5b435de0	355	{
3eacf866 AS	356	struct brcmf_cfg80211_vif *vif;
	357	vif = list_first_entry(&cfg->vif_list, struct brcmf_cfg80211_vif, list);
	358	return vif->wdev.netdev;
5b435de0 AS	359	}
5b435de0 AS	360
27a68fe3	361	static inline struct brcmf_cfg80211_info ndev_to_cfg(struct net_device ndev)
5b435de0 AS	362	{
	363	return wdev_to_cfg(ndev->ieee80211_ptr);
	364	}
	365
6ac4f4ed AS	366	static inline struct brcmf_cfg80211_profile ndev_to_prof(struct net_device nd)
	367	{
	368	struct brcmf_if *ifp = netdev_priv(nd);
	369	return &ifp->vif->profile;
	370	}
	371
1332e26e AS	372	static inline struct brcmf_cfg80211_vif ndev_to_vif(struct net_device ndev)
	373	{
	374	struct brcmf_if *ifp = netdev_priv(ndev);
	375	return ifp->vif;
	376	}
	377
5b435de0	378	static inline struct
27a68fe3	379	brcmf_cfg80211_connect_info cfg_to_conn(struct brcmf_cfg80211_info cfg)
5b435de0 AS	380	{
	381	return &cfg->conn_info;
	382	}
	383
d9cb2596	384	struct brcmf_cfg80211_info brcmf_cfg80211_attach(struct brcmf_pub drvr,
ae7c03f6 HM	385	struct device *busdev,
ae7c03f6 HM	386	bool p2pdev_forced);
27a68fe3	387	void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg);
bdf5ff51 AS	388	s32 brcmf_cfg80211_up(struct net_device *ndev);
bdf5ff51 AS	389	s32 brcmf_cfg80211_down(struct net_device *ndev);
a7965fbb	390	enum nl80211_iftype brcmf_cfg80211_get_iftype(struct brcmf_if *ifp);
5b435de0	391
9f440b7b	392	struct brcmf_cfg80211_vif brcmf_alloc_vif(struct brcmf_cfg80211_info cfg,
26072330	393	enum nl80211_iftype type);
427dec5f	394	void brcmf_free_vif(struct brcmf_cfg80211_vif *vif);
9f440b7b AS	395
	396	s32 brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif *vif, s32 pktflag,
	397	const u8 *vndr_ie_buf, u32 vndr_ie_len);
5f4f9f11	398	s32 brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif *vif);
4b5800fe JB	399	const struct brcmf_tlv *
4b5800fe JB	400	brcmf_parse_tlvs(const void *buf, int buflen, uint key);
83cf17aa FL	401	u16 channel_to_chanspec(struct brcmu_d11inf *d11inf,
83cf17aa FL	402	struct ieee80211_channel *ch);
bfe81975 HM	403	bool brcmf_get_vif_state_any(struct brcmf_cfg80211_info *cfg,
bfe81975 HM	404	unsigned long state);
d3c0b633 AS	405	void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info *cfg,
	406	struct brcmf_cfg80211_vif *vif);
	407	bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info *cfg);
a9eb0c4b AS	408	int brcmf_cfg80211_wait_vif_event(struct brcmf_cfg80211_info *cfg,
a9eb0c4b AS	409	u8 action, ulong timeout);
7a5c1f64	410	s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg,
a0f472ac AS	411	struct brcmf_if *ifp, bool aborted,
a0f472ac AS	412	bool fw_abort);
f96aa07e	413	void brcmf_set_mpc(struct brcmf_if *ndev, int mpc);
18e2f61d	414	void brcmf_abort_scanning(struct brcmf_cfg80211_info *cfg);
9df4d542	415	void brcmf_cfg80211_free_netdev(struct net_device *ndev);
9f440b7b	416
bfe81975	417	#endif /* BRCMFMAC_CFG80211_H */