wl_cfgp2p.h - third_party/bcmdhd - Git at Google

 /*
  * Linux cfgp2p driver
  *
  * Copyright 1999-2016, Broadcom Corporation
  * All rights reserved,
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
  *    1. Redistributions of source code must retain the above copyright notice,
  *       this list of conditions and the following disclaimer.
  *    2. Redistributions in binary form must reproduce the above copyright notice,
  *       this list of conditions and the following disclaimer in the documentation
  *       and/or other materials provided with the distribution.
  *
  * This software is provided by the copyright holder "as is" and any express or
  * implied warranties, including, but not limited to, the implied warranties of
  * merchantability and fitness for a particular purpose are disclaimed. In no event
  * shall copyright holder be liable for any direct, indirect, incidental, special,
  * exemplary, or consequential damages (including, but not limited to, procurement
  * of substitute goods or services; loss of use, data, or profits; or business
  * interruption) however caused and on any theory of liability, whether in
  * contract, strict liability, or tort (including negligence or otherwise) arising
  * in any way out of the use of this software, even if advised of the possibility
  * of such damage
  *
  *
  * <<Broadcom-WL-IPTag/Open:>>
  *
  * $Id: wl_cfgp2p.h 608203 2015-12-24 05:30:44Z $
  */
 #ifndef _wl_cfgp2p_h_
 #define _wl_cfgp2p_h_
 #include <proto/802.11.h>
 #include <proto/p2p.h>

 struct bcm_cfg80211;
 extern u32 wl_dbg_level;

 typedef struct wifi_p2p_ie wifi_wfd_ie_t;
 /* Enumeration of the usages of the BSSCFGs used by the P2P Library.  Do not
  * confuse this with a bsscfg index.  This value is an index into the
  * saved_ie[] array of structures which in turn contains a bsscfg index field.
  */
 typedef enum {
 	P2PAPI_BSSCFG_PRIMARY, /* maps to driver's primary bsscfg */
 	P2PAPI_BSSCFG_DEVICE, /* maps to driver's P2P device discovery bsscfg */
 	P2PAPI_BSSCFG_CONNECTION1, /* maps to driver's P2P connection bsscfg */
 	P2PAPI_BSSCFG_CONNECTION2,
 	P2PAPI_BSSCFG_MAX
 } p2p_bsscfg_type_t;

 typedef enum {
 	P2P_SCAN_PURPOSE_MIN,
 	P2P_SCAN_SOCIAL_CHANNEL, /* scan for social channel */
 	P2P_SCAN_AFX_PEER_NORMAL, /* scan for action frame search */
 	P2P_SCAN_AFX_PEER_REDUCED, /* scan for action frame search with short time */
 	P2P_SCAN_DURING_CONNECTED, /* scan during connected status */
 	P2P_SCAN_CONNECT_TRY, /* scan for connecting */
 	P2P_SCAN_NORMAL, /* scan during not-connected status */
 	P2P_SCAN_PURPOSE_MAX
 } p2p_scan_purpose_t;

 /* vendor ies max buffer length for probe response or beacon */
 #define VNDR_IES_MAX_BUF_LEN	1400
 /* normal vendor ies buffer length */
 #define VNDR_IES_BUF_LEN 		512

 struct p2p_bss {
 	s32 bssidx;
 	struct net_device *dev;
 	void *private_data;
 	struct ether_addr mac_addr;
 };

 struct p2p_info {
 	bool on;    /* p2p on/off switch */
 	bool scan;
 	int16 search_state;
 	s8 vir_ifname[IFNAMSIZ];
 	unsigned long status;
 	struct p2p_bss bss[P2PAPI_BSSCFG_MAX];
 	struct timer_list listen_timer;
 	wl_p2p_sched_t noa;
 	wl_p2p_ops_t ops;
 	wlc_ssid_t ssid;
 	s8 p2p_go_count;
 };

 #define MAX_VNDR_IE_NUMBER	10

 struct parsed_vndr_ie_info {
 	char *ie_ptr;
 	u32 ie_len;	/* total length including id & length field */
 	vndr_ie_t vndrie;
 };

 struct parsed_vndr_ies {
 	u32 count;
 	struct parsed_vndr_ie_info ie_info[MAX_VNDR_IE_NUMBER];
 };

 /* dongle status */
 enum wl_cfgp2p_status {
 	WLP2P_STATUS_DISCOVERY_ON = 0,
 	WLP2P_STATUS_SEARCH_ENABLED,
 	WLP2P_STATUS_IF_ADDING,
 	WLP2P_STATUS_IF_DELETING,
 	WLP2P_STATUS_IF_CHANGING,
 	WLP2P_STATUS_IF_CHANGED,
 	WLP2P_STATUS_LISTEN_EXPIRED,
 	WLP2P_STATUS_ACTION_TX_COMPLETED,
 	WLP2P_STATUS_ACTION_TX_NOACK,
 	WLP2P_STATUS_SCANNING,
 	WLP2P_STATUS_GO_NEG_PHASE,
 	WLP2P_STATUS_DISC_IN_PROGRESS
 };


 #define wl_to_p2p_bss_ndev(cfg, type)		((cfg)->p2p->bss[type].dev)
 #define wl_to_p2p_bss_bssidx(cfg, type)		((cfg)->p2p->bss[type].bssidx)
 #define wl_to_p2p_bss_macaddr(cfg, type)     &((cfg)->p2p->bss[type].mac_addr)
 #define wl_to_p2p_bss_saved_ie(cfg, type)	((cfg)->p2p->bss[type].saved_ie)
 #define wl_to_p2p_bss_private(cfg, type)		((cfg)->p2p->bss[type].private_data)
 #define wl_to_p2p_bss(cfg, type)			((cfg)->p2p->bss[type])
 #define wl_get_p2p_status(cfg, stat) ((!(cfg)->p2p_supported) ? 0 : \
 		test_bit(WLP2P_STATUS_ ## stat, &(cfg)->p2p->status))
 #define wl_set_p2p_status(cfg, stat) ((!(cfg)->p2p_supported) ? 0 : \
 		set_bit(WLP2P_STATUS_ ## stat, &(cfg)->p2p->status))
 #define wl_clr_p2p_status(cfg, stat) ((!(cfg)->p2p_supported) ? 0 : \
 		clear_bit(WLP2P_STATUS_ ## stat, &(cfg)->p2p->status))
 #define wl_chg_p2p_status(cfg, stat) ((!(cfg)->p2p_supported) ? 0 : \
 	change_bit(WLP2P_STATUS_ ## stat, &(cfg)->p2p->status))
 #define p2p_on(cfg) ((cfg)->p2p->on)
 #define p2p_scan(cfg) ((cfg)->p2p->scan)
 #define p2p_is_on(cfg) ((cfg)->p2p && (cfg)->p2p->on)

 /* dword align allocation */
 #define WLC_IOCTL_MAXLEN 8192

 #ifdef CUSTOMER_HW4_DEBUG
 #define CFGP2P_ERROR_TEXT		"[DHD] CFGP2P-INFO2) "
 #else
 #define CFGP2P_ERROR_TEXT		"[DHD] CFGP2P-ERROR) "
 #endif /* CUSTOMER_HW4_DEBUG */

 #ifdef DHD_LOG_DUMP
 #define CFGP2P_ERR(args)									\
 	do {										\
 		if (wl_dbg_level & WL_DBG_ERR) {				\
 			printk(KERN_INFO CFGP2P_ERROR_TEXT "%s : ", __func__);	\
 			printk args;						\
 			dhd_log_dump_print("[%s] %s: ",	\
 			dhd_log_dump_get_timestamp(), __func__);	\
 			dhd_log_dump_print args;	\
 		}									\
 	} while (0)
 #else
 #define CFGP2P_ERR(args)									\
 	do {										\
 		if (wl_dbg_level & WL_DBG_ERR) {				\
 			printk(KERN_INFO CFGP2P_ERROR_TEXT "%s : ", __func__);	\
 			printk args;						\
 		}									\
 	} while (0)
 #endif /* DHD_LOG_DUMP */
 #define	CFGP2P_INFO(args)									\
 	do {										\
 		if (wl_dbg_level & WL_DBG_INFO) {				\
 			printk(KERN_INFO "[DHD] CFGP2P-INFO) %s : ", __func__);	\
 			printk args;						\
 		}									\
 	} while (0)
 #define	CFGP2P_DBG(args)								\
 	do {									\
 		if (wl_dbg_level & WL_DBG_DBG) {			\
 			printk(KERN_INFO "[DHD] CFGP2P-DEBUG) %s :", __func__);	\
 			printk args;							\
 		}									\
 	} while (0)

 #define	CFGP2P_ACTION(args)								\
 	do {									\
 		if (wl_dbg_level & WL_DBG_P2P_ACTION) {			\
 			printk(KERN_INFO "[DHD] CFGP2P-ACTION) %s :", __func__);	\
 			printk args;							\
 		}									\
 	} while (0)
 #define INIT_TIMER(timer, func, duration, extra_delay)	\
 	do {				   \
 		init_timer(timer); \
 		timer->function = func; \
 		timer->expires = jiffies + msecs_to_jiffies(duration + extra_delay); \
 		timer->data = (unsigned long) cfg; \
 		add_timer(timer); \
 	} while (0);

 #if (LINUX_VERSION_CODE <= KERNEL_VERSION(3, 0, 8))
 #ifdef WL_SUPPORT_BACKPORTED_KPATCHES
 #undef WL_SUPPORT_BACKPORTED_KPATCHES
 #endif
 #endif

 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 2, 0))
 #ifdef WL_CFG80211_STA_EVENT
 #undef WL_CFG80211_STA_EVENT
 #endif
 #endif

 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0)) && !defined(WL_CFG80211_P2P_DEV_IF)
 #define WL_CFG80211_P2P_DEV_IF

 #ifdef WL_ENABLE_P2P_IF
 #undef WL_ENABLE_P2P_IF
 #endif

 #ifdef WL_SUPPORT_BACKPORTED_KPATCHES
 #undef WL_SUPPORT_BACKPORTED_KPATCHES
 #endif
 #else
 #ifdef WLP2P
 #ifndef WL_ENABLE_P2P_IF
 /* Enable P2P network Interface if P2P support is enabled */
 #define WL_ENABLE_P2P_IF
 #endif /* WL_ENABLE_P2P_IF */
 #endif /* WLP2P */
 #endif /* (LINUX_VERSION >= VERSION(3, 8, 0)) */

 #ifndef WL_CFG80211_P2P_DEV_IF
 #endif /* WL_CFG80211_P2P_DEV_IF */

 #if defined(WL_ENABLE_P2P_IF) && (defined(WL_CFG80211_P2P_DEV_IF) || \
 	(LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0)))
 #error Disable 'WL_ENABLE_P2P_IF', if 'WL_CFG80211_P2P_DEV_IF' is enabled \
 	or kernel version is 3.8.0 or above
 #endif /* WL_ENABLE_P2P_IF && (WL_CFG80211_P2P_DEV_IF || (LINUX_VERSION >= VERSION(3, 8, 0))) */

 #if !defined(WLP2P) && (defined(WL_ENABLE_P2P_IF) || defined(WL_CFG80211_P2P_DEV_IF))
 #error WLP2P not defined
 #endif /* !WLP2P && (WL_ENABLE_P2P_IF || WL_CFG80211_P2P_DEV_IF) */

 #if defined(WL_CFG80211_P2P_DEV_IF)
 #define bcm_struct_cfgdev	struct wireless_dev
 #else
 #define bcm_struct_cfgdev	struct net_device
 #endif /* WL_CFG80211_P2P_DEV_IF */

 #define P2P_ECSA_CNT 50

 extern void
 wl_cfgp2p_listen_expired(unsigned long data);
 extern bool
 wl_cfgp2p_is_pub_action(void *frame, u32 frame_len);
 extern bool
 wl_cfgp2p_is_p2p_action(void *frame, u32 frame_len);
 extern bool
 wl_cfgp2p_is_gas_action(void *frame, u32 frame_len);
 extern bool
 wl_cfgp2p_find_gas_subtype(u8 subtype, u8* data, u32 len);
 extern bool
 wl_cfgp2p_is_p2p_gas_action(void *frame, u32 frame_len);
 extern void
 wl_cfgp2p_print_actframe(bool tx, void *frame, u32 frame_len, u32 channel);
 extern s32
 wl_cfgp2p_init_priv(struct bcm_cfg80211 *cfg);
 extern void
 wl_cfgp2p_deinit_priv(struct bcm_cfg80211 *cfg);
 extern s32
 wl_cfgp2p_set_firm_p2p(struct bcm_cfg80211 *cfg);
 extern s32
 wl_cfgp2p_set_p2p_mode(struct bcm_cfg80211 *cfg, u8 mode,
             u32 channel, u16 listen_ms, int bssidx);
 extern s32
 wl_cfgp2p_ifadd(struct bcm_cfg80211 *cfg, struct ether_addr *mac, u8 if_type,
             chanspec_t chspec);
 extern s32
 wl_cfgp2p_ifdisable(struct bcm_cfg80211 *cfg, struct ether_addr *mac);
 extern s32
 wl_cfgp2p_ifdel(struct bcm_cfg80211 *cfg, struct ether_addr *mac);
 extern s32
 wl_cfgp2p_ifchange(struct bcm_cfg80211 *cfg, struct ether_addr *mac, u8 if_type,
 	chanspec_t chspec, s32 conn_idx);

 extern s32
 wl_cfgp2p_ifidx(struct bcm_cfg80211 *cfg, struct ether_addr *mac, s32 *index);

 extern s32
 wl_cfgp2p_init_discovery(struct bcm_cfg80211 *cfg);
 extern s32
 wl_cfgp2p_enable_discovery(struct bcm_cfg80211 *cfg, struct net_device *dev, const u8 *ie,
 	u32 ie_len);
 extern s32
 wl_cfgp2p_disable_discovery(struct bcm_cfg80211 *cfg);
 extern s32
 wl_cfgp2p_escan(struct bcm_cfg80211 *cfg, struct net_device *dev, u16 active, u32 num_chans,
 	u16 *channels,
 	s32 search_state, u16 action, u32 bssidx, struct ether_addr *tx_dst_addr,
 	p2p_scan_purpose_t p2p_scan_purpose);

 extern s32
 wl_cfgp2p_act_frm_search(struct bcm_cfg80211 *cfg, struct net_device *ndev,
 	s32 bssidx, s32 channel, struct ether_addr *tx_dst_addr);

 extern wpa_ie_fixed_t *
 wl_cfgp2p_find_wpaie(u8 *parse, u32 len);

 extern wpa_ie_fixed_t *
 wl_cfgp2p_find_wpsie(u8 *parse, u32 len);

 extern wifi_p2p_ie_t *
 wl_cfgp2p_find_p2pie(u8 *parse, u32 len);

 extern wifi_wfd_ie_t *
 wl_cfgp2p_find_wfdie(u8 *parse, u32 len);
 extern s32
 wl_cfgp2p_set_management_ie(struct bcm_cfg80211 *cfg, struct net_device *ndev, s32 bssidx,
             s32 pktflag, const u8 *vndr_ie, u32 vndr_ie_len);
 extern s32
 wl_cfgp2p_clear_management_ie(struct bcm_cfg80211 *cfg, s32 bssidx);

 extern struct net_device *
 wl_cfgp2p_find_ndev(struct bcm_cfg80211 *cfg, s32 bssidx);
 extern s32
 wl_cfgp2p_find_type(struct bcm_cfg80211 *cfg, s32 bssidx, s32 *type);


 extern s32
 wl_cfgp2p_listen_complete(struct bcm_cfg80211 *cfg, bcm_struct_cfgdev *cfgdev,
 	const wl_event_msg_t *e, void *data);
 extern s32
 wl_cfgp2p_discover_listen(struct bcm_cfg80211 *cfg, s32 channel, u32 duration_ms);

 extern s32
 wl_cfgp2p_discover_enable_search(struct bcm_cfg80211 *cfg, u8 enable);

 extern s32
 wl_cfgp2p_action_tx_complete(struct bcm_cfg80211 *cfg, bcm_struct_cfgdev *cfgdev,
 	const wl_event_msg_t *e, void *data);

 extern s32
 wl_cfgp2p_tx_action_frame(struct bcm_cfg80211 *cfg, struct net_device *dev,
 	wl_af_params_t *af_params, s32 bssidx);

 extern void
 wl_cfgp2p_generate_bss_mac(struct bcm_cfg80211 *cfg, struct ether_addr *primary_addr);

 extern void
 wl_cfg80211_change_ifaddr(u8* buf, struct ether_addr *p2p_int_addr, u8 element_id);
 extern bool
 wl_cfgp2p_bss_isup(struct net_device *ndev, int bsscfg_idx);

 extern s32
 wl_cfgp2p_bss(struct bcm_cfg80211 *cfg, struct net_device *ndev, s32 bsscfg_idx, s32 up);


 extern s32
 wl_cfgp2p_supported(struct bcm_cfg80211 *cfg, struct net_device *ndev);

 extern s32
 wl_cfgp2p_down(struct bcm_cfg80211 *cfg);

 extern s32
 wl_cfgp2p_set_p2p_noa(struct bcm_cfg80211 *cfg, struct net_device *ndev, char* buf, int len);

 extern s32
 wl_cfgp2p_get_p2p_noa(struct bcm_cfg80211 *cfg, struct net_device *ndev, char* buf, int len);

 extern s32
 wl_cfgp2p_set_p2p_ps(struct bcm_cfg80211 *cfg, struct net_device *ndev, char* buf, int len);

 extern s32
 wl_cfgp2p_set_p2p_ecsa(struct bcm_cfg80211 *cfg, struct net_device *ndev, char* buf, int len);

 extern u8 *
 wl_cfgp2p_retreive_p2pattrib(void *buf, u8 element_id);

 extern u8*
 wl_cfgp2p_find_attrib_in_all_p2p_Ies(u8 *parse, u32 len, u32 attrib);

 extern u8 *
 wl_cfgp2p_retreive_p2p_dev_addr(wl_bss_info_t *bi, u32 bi_length);

 extern s32
 wl_cfgp2p_register_ndev(struct bcm_cfg80211 *cfg);

 extern s32
 wl_cfgp2p_unregister_ndev(struct bcm_cfg80211 *cfg);

 extern bool
 wl_cfgp2p_is_ifops(const struct net_device_ops *if_ops);

 extern u32
 wl_cfgp2p_vndr_ie(struct bcm_cfg80211 *cfg, u8 *iebuf, s32 pktflag,
 	s8 *oui, s32 ie_id, s8 *data, s32 datalen, const s8* add_del_cmd);

 extern int wl_cfgp2p_get_conn_idx(struct bcm_cfg80211 *cfg);

 extern
 int wl_cfg_multip2p_operational(struct bcm_cfg80211 *cfg);

 extern
 int wl_cfgp2p_vif_created(struct bcm_cfg80211 *cfg);

 #if defined(WL_CFG80211_P2P_DEV_IF)
 extern struct wireless_dev *
 wl_cfgp2p_add_p2p_disc_if(struct bcm_cfg80211 *cfg);

 extern int
 wl_cfgp2p_start_p2p_device(struct wiphy *wiphy, struct wireless_dev *wdev);

 extern void
 wl_cfgp2p_stop_p2p_device(struct wiphy *wiphy, struct wireless_dev *wdev);

 extern int
 wl_cfgp2p_del_p2p_disc_if(struct wireless_dev *wdev, struct bcm_cfg80211 *cfg);

 #endif /* WL_CFG80211_P2P_DEV_IF */

 extern void
 wl_cfgp2p_need_wait_actfrmae(struct bcm_cfg80211 *cfg, void *frame, u32 frame_len, bool tx);

 extern int
 wl_cfgp2p_is_p2p_specific_scan(struct cfg80211_scan_request *request);

 /* WiFi Direct */
 #define SOCIAL_CHAN_1 1
 #define SOCIAL_CHAN_2 6
 #define SOCIAL_CHAN_3 11
 #define IS_P2P_SOCIAL_CHANNEL(channel) ((channel == SOCIAL_CHAN_1) || \
 					(channel == SOCIAL_CHAN_2) || \
 					(channel == SOCIAL_CHAN_3))
 #define SOCIAL_CHAN_CNT 3
 #define AF_PEER_SEARCH_CNT 2
 #define WL_P2P_WILDCARD_SSID "DIRECT-"
 #define WL_P2P_WILDCARD_SSID_LEN 7
 #define WL_P2P_INTERFACE_PREFIX "p2p"
 #define WL_P2P_TEMP_CHAN 11
 #define WL_P2P_AF_STATUS_OFFSET 9

 /* If the provision discovery is for JOIN operations,
  * or the device discoverablity frame is destined to GO
  * then we need not do an internal scan to find GO.
  */
 #define IS_ACTPUB_WITHOUT_GROUP_ID(p2p_ie, len) \
 	(wl_cfgp2p_retreive_p2pattrib(p2p_ie, P2P_SEID_GROUP_ID) == NULL)

 #define IS_GAS_REQ(frame, len) (wl_cfgp2p_is_gas_action(frame, len) && \
 					((frame->action == P2PSD_ACTION_ID_GAS_IREQ) || \
 					(frame->action == P2PSD_ACTION_ID_GAS_CREQ)))

 #define IS_P2P_PUB_ACT_RSP_SUBTYPE(subtype) ((subtype == P2P_PAF_GON_RSP) || \
 							((subtype == P2P_PAF_GON_CONF) || \
 							(subtype == P2P_PAF_INVITE_RSP) || \
 							(subtype == P2P_PAF_PROVDIS_RSP)))
 #define IS_P2P_SOCIAL(ch) ((ch == SOCIAL_CHAN_1) || (ch == SOCIAL_CHAN_2) || (ch == SOCIAL_CHAN_3))
 #define IS_P2P_SSID(ssid, len) (!memcmp(ssid, WL_P2P_WILDCARD_SSID, WL_P2P_WILDCARD_SSID_LEN) && \
 					(len == WL_P2P_WILDCARD_SSID_LEN))
 #endif				/* _wl_cfgp2p_h_ */
	/*
	* Linux cfgp2p driver
	*
	* Copyright 1999-2016, Broadcom Corporation
	* All rights reserved,
	*
	* Redistribution and use in source and binary forms, with or without modification,
	* are permitted provided that the following conditions are met:
	* 1. Redistributions of source code must retain the above copyright notice,
	* this list of conditions and the following disclaimer.
	* 2. Redistributions in binary form must reproduce the above copyright notice,
	* this list of conditions and the following disclaimer in the documentation
	* and/or other materials provided with the distribution.
	*
	* This software is provided by the copyright holder "as is" and any express or
	* implied warranties, including, but not limited to, the implied warranties of
	* merchantability and fitness for a particular purpose are disclaimed. In no event
	* shall copyright holder be liable for any direct, indirect, incidental, special,
	* exemplary, or consequential damages (including, but not limited to, procurement
	* of substitute goods or services; loss of use, data, or profits; or business
	* interruption) however caused and on any theory of liability, whether in
	* contract, strict liability, or tort (including negligence or otherwise) arising
	* in any way out of the use of this software, even if advised of the possibility
	* of such damage
	*
	*
	* <<Broadcom-WL-IPTag/Open:>>
	*
	* $Id: wl_cfgp2p.h 608203 2015-12-24 05:30:44Z $
	*/
	#ifndef _wl_cfgp2p_h_
	#define _wl_cfgp2p_h_
	#include <proto/802.11.h>
	#include <proto/p2p.h>

	struct bcm_cfg80211;
	extern u32 wl_dbg_level;

	typedef struct wifi_p2p_ie wifi_wfd_ie_t;
	/* Enumeration of the usages of the BSSCFGs used by the P2P Library. Do not
	* confuse this with a bsscfg index. This value is an index into the
	* saved_ie[] array of structures which in turn contains a bsscfg index field.
	*/
	typedef enum {
	P2PAPI_BSSCFG_PRIMARY, /* maps to driver's primary bsscfg */
	P2PAPI_BSSCFG_DEVICE, /* maps to driver's P2P device discovery bsscfg */
	P2PAPI_BSSCFG_CONNECTION1, /* maps to driver's P2P connection bsscfg */
	P2PAPI_BSSCFG_CONNECTION2,
	P2PAPI_BSSCFG_MAX
	} p2p_bsscfg_type_t;

	typedef enum {
	P2P_SCAN_PURPOSE_MIN,
	P2P_SCAN_SOCIAL_CHANNEL, /* scan for social channel */
	P2P_SCAN_AFX_PEER_NORMAL, /* scan for action frame search */
	P2P_SCAN_AFX_PEER_REDUCED, /* scan for action frame search with short time */
	P2P_SCAN_DURING_CONNECTED, /* scan during connected status */
	P2P_SCAN_CONNECT_TRY, /* scan for connecting */
	P2P_SCAN_NORMAL, /* scan during not-connected status */
	P2P_SCAN_PURPOSE_MAX
	} p2p_scan_purpose_t;

	/* vendor ies max buffer length for probe response or beacon */
	#define VNDR_IES_MAX_BUF_LEN 1400
	/* normal vendor ies buffer length */
	#define VNDR_IES_BUF_LEN 512

	struct p2p_bss {
	s32 bssidx;
	struct net_device *dev;
	void *private_data;
	struct ether_addr mac_addr;
	};

	struct p2p_info {
	bool on; /* p2p on/off switch */
	bool scan;
	int16 search_state;
	s8 vir_ifname[IFNAMSIZ];
	unsigned long status;
	struct p2p_bss bss[P2PAPI_BSSCFG_MAX];
	struct timer_list listen_timer;
	wl_p2p_sched_t noa;
	wl_p2p_ops_t ops;
	wlc_ssid_t ssid;
	s8 p2p_go_count;
	};

	#define MAX_VNDR_IE_NUMBER 10

	struct parsed_vndr_ie_info {
	char *ie_ptr;
	u32 ie_len; /* total length including id & length field */
	vndr_ie_t vndrie;
	};

	struct parsed_vndr_ies {
	u32 count;
	struct parsed_vndr_ie_info ie_info[MAX_VNDR_IE_NUMBER];
	};

	/* dongle status */
	enum wl_cfgp2p_status {
	WLP2P_STATUS_DISCOVERY_ON = 0,
	WLP2P_STATUS_SEARCH_ENABLED,
	WLP2P_STATUS_IF_ADDING,
	WLP2P_STATUS_IF_DELETING,
	WLP2P_STATUS_IF_CHANGING,
	WLP2P_STATUS_IF_CHANGED,
	WLP2P_STATUS_LISTEN_EXPIRED,
	WLP2P_STATUS_ACTION_TX_COMPLETED,
	WLP2P_STATUS_ACTION_TX_NOACK,
	WLP2P_STATUS_SCANNING,
	WLP2P_STATUS_GO_NEG_PHASE,
	WLP2P_STATUS_DISC_IN_PROGRESS
	};


	#define wl_to_p2p_bss_ndev(cfg, type) ((cfg)->p2p->bss[type].dev)
	#define wl_to_p2p_bss_bssidx(cfg, type) ((cfg)->p2p->bss[type].bssidx)
	#define wl_to_p2p_bss_macaddr(cfg, type) &((cfg)->p2p->bss[type].mac_addr)
	#define wl_to_p2p_bss_saved_ie(cfg, type) ((cfg)->p2p->bss[type].saved_ie)
	#define wl_to_p2p_bss_private(cfg, type) ((cfg)->p2p->bss[type].private_data)
	#define wl_to_p2p_bss(cfg, type) ((cfg)->p2p->bss[type])
	#define wl_get_p2p_status(cfg, stat) ((!(cfg)->p2p_supported) ? 0 : \
	test_bit(WLP2P_STATUS_ ## stat, &(cfg)->p2p->status))
	#define wl_set_p2p_status(cfg, stat) ((!(cfg)->p2p_supported) ? 0 : \
	set_bit(WLP2P_STATUS_ ## stat, &(cfg)->p2p->status))
	#define wl_clr_p2p_status(cfg, stat) ((!(cfg)->p2p_supported) ? 0 : \
	clear_bit(WLP2P_STATUS_ ## stat, &(cfg)->p2p->status))
	#define wl_chg_p2p_status(cfg, stat) ((!(cfg)->p2p_supported) ? 0 : \
	change_bit(WLP2P_STATUS_ ## stat, &(cfg)->p2p->status))
	#define p2p_on(cfg) ((cfg)->p2p->on)
	#define p2p_scan(cfg) ((cfg)->p2p->scan)
	#define p2p_is_on(cfg) ((cfg)->p2p && (cfg)->p2p->on)

	/* dword align allocation */
	#define WLC_IOCTL_MAXLEN 8192

	#ifdef CUSTOMER_HW4_DEBUG
	#define CFGP2P_ERROR_TEXT "[DHD] CFGP2P-INFO2) "
	#else
	#define CFGP2P_ERROR_TEXT "[DHD] CFGP2P-ERROR) "
	#endif /* CUSTOMER_HW4_DEBUG */

	#ifdef DHD_LOG_DUMP
	#define CFGP2P_ERR(args) \
	do { \
	if (wl_dbg_level & WL_DBG_ERR) { \
	printk(KERN_INFO CFGP2P_ERROR_TEXT "%s : ", __func__); \
	printk args; \
	dhd_log_dump_print("[%s] %s: ", \
	dhd_log_dump_get_timestamp(), __func__); \
	dhd_log_dump_print args; \
	} \
	} while (0)
	#else
	#define CFGP2P_ERR(args) \
	do { \
	if (wl_dbg_level & WL_DBG_ERR) { \
	printk(KERN_INFO CFGP2P_ERROR_TEXT "%s : ", __func__); \
	printk args; \
	} \
	} while (0)
	#endif /* DHD_LOG_DUMP */
	#define CFGP2P_INFO(args) \
	do { \
	if (wl_dbg_level & WL_DBG_INFO) { \
	printk(KERN_INFO "[DHD] CFGP2P-INFO) %s : ", __func__); \
	printk args; \
	} \
	} while (0)
	#define CFGP2P_DBG(args) \
	do { \
	if (wl_dbg_level & WL_DBG_DBG) { \
	printk(KERN_INFO "[DHD] CFGP2P-DEBUG) %s :", __func__); \
	printk args; \
	} \
	} while (0)

	#define CFGP2P_ACTION(args) \
	do { \
	if (wl_dbg_level & WL_DBG_P2P_ACTION) { \
	printk(KERN_INFO "[DHD] CFGP2P-ACTION) %s :", __func__); \
	printk args; \
	} \
	} while (0)
	#define INIT_TIMER(timer, func, duration, extra_delay) \
	do { \
	init_timer(timer); \
	timer->function = func; \
	timer->expires = jiffies + msecs_to_jiffies(duration + extra_delay); \
	timer->data = (unsigned long) cfg; \
	add_timer(timer); \
	} while (0);

	#if (LINUX_VERSION_CODE <= KERNEL_VERSION(3, 0, 8))
	#ifdef WL_SUPPORT_BACKPORTED_KPATCHES
	#undef WL_SUPPORT_BACKPORTED_KPATCHES
	#endif
	#endif

	#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 2, 0))
	#ifdef WL_CFG80211_STA_EVENT
	#undef WL_CFG80211_STA_EVENT
	#endif
	#endif

	#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0)) && !defined(WL_CFG80211_P2P_DEV_IF)
	#define WL_CFG80211_P2P_DEV_IF

	#ifdef WL_ENABLE_P2P_IF
	#undef WL_ENABLE_P2P_IF
	#endif

	#ifdef WL_SUPPORT_BACKPORTED_KPATCHES
	#undef WL_SUPPORT_BACKPORTED_KPATCHES
	#endif
	#else
	#ifdef WLP2P
	#ifndef WL_ENABLE_P2P_IF
	/* Enable P2P network Interface if P2P support is enabled */
	#define WL_ENABLE_P2P_IF
	#endif /* WL_ENABLE_P2P_IF */
	#endif /* WLP2P */
	#endif /* (LINUX_VERSION >= VERSION(3, 8, 0)) */

	#ifndef WL_CFG80211_P2P_DEV_IF
	#endif /* WL_CFG80211_P2P_DEV_IF */

	#if defined(WL_ENABLE_P2P_IF) && (defined(WL_CFG80211_P2P_DEV_IF) \|\| \
	(LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0)))
	#error Disable 'WL_ENABLE_P2P_IF', if 'WL_CFG80211_P2P_DEV_IF' is enabled \
	or kernel version is 3.8.0 or above
	#endif /* WL_ENABLE_P2P_IF && (WL_CFG80211_P2P_DEV_IF \|\| (LINUX_VERSION >= VERSION(3, 8, 0))) */

	#if !defined(WLP2P) && (defined(WL_ENABLE_P2P_IF) \|\| defined(WL_CFG80211_P2P_DEV_IF))
	#error WLP2P not defined
	#endif /* !WLP2P && (WL_ENABLE_P2P_IF \|\| WL_CFG80211_P2P_DEV_IF) */

	#if defined(WL_CFG80211_P2P_DEV_IF)
	#define bcm_struct_cfgdev struct wireless_dev
	#else
	#define bcm_struct_cfgdev struct net_device
	#endif /* WL_CFG80211_P2P_DEV_IF */

	#define P2P_ECSA_CNT 50

	extern void
	wl_cfgp2p_listen_expired(unsigned long data);
	extern bool
	wl_cfgp2p_is_pub_action(void *frame, u32 frame_len);
	extern bool
	wl_cfgp2p_is_p2p_action(void *frame, u32 frame_len);
	extern bool
	wl_cfgp2p_is_gas_action(void *frame, u32 frame_len);
	extern bool
	wl_cfgp2p_find_gas_subtype(u8 subtype, u8* data, u32 len);
	extern bool
	wl_cfgp2p_is_p2p_gas_action(void *frame, u32 frame_len);
	extern void
	wl_cfgp2p_print_actframe(bool tx, void *frame, u32 frame_len, u32 channel);
	extern s32
	wl_cfgp2p_init_priv(struct bcm_cfg80211 *cfg);
	extern void
	wl_cfgp2p_deinit_priv(struct bcm_cfg80211 *cfg);
	extern s32
	wl_cfgp2p_set_firm_p2p(struct bcm_cfg80211 *cfg);
	extern s32
	wl_cfgp2p_set_p2p_mode(struct bcm_cfg80211 *cfg, u8 mode,
	u32 channel, u16 listen_ms, int bssidx);
	extern s32
	wl_cfgp2p_ifadd(struct bcm_cfg80211 cfg, struct ether_addr mac, u8 if_type,
	chanspec_t chspec);
	extern s32
	wl_cfgp2p_ifdisable(struct bcm_cfg80211 cfg, struct ether_addr mac);
	extern s32
	wl_cfgp2p_ifdel(struct bcm_cfg80211 cfg, struct ether_addr mac);
	extern s32
	wl_cfgp2p_ifchange(struct bcm_cfg80211 cfg, struct ether_addr mac, u8 if_type,
	chanspec_t chspec, s32 conn_idx);

	extern s32
	wl_cfgp2p_ifidx(struct bcm_cfg80211 cfg, struct ether_addr mac, s32 *index);

	extern s32
	wl_cfgp2p_init_discovery(struct bcm_cfg80211 *cfg);
	extern s32
	wl_cfgp2p_enable_discovery(struct bcm_cfg80211 cfg, struct net_device dev, const u8 *ie,
	u32 ie_len);
	extern s32
	wl_cfgp2p_disable_discovery(struct bcm_cfg80211 *cfg);
	extern s32
	wl_cfgp2p_escan(struct bcm_cfg80211 cfg, struct net_device dev, u16 active, u32 num_chans,
	u16 *channels,
	s32 search_state, u16 action, u32 bssidx, struct ether_addr *tx_dst_addr,
	p2p_scan_purpose_t p2p_scan_purpose);

	extern s32
	wl_cfgp2p_act_frm_search(struct bcm_cfg80211 cfg, struct net_device ndev,
	s32 bssidx, s32 channel, struct ether_addr *tx_dst_addr);

	extern wpa_ie_fixed_t *
	wl_cfgp2p_find_wpaie(u8 *parse, u32 len);

	extern wpa_ie_fixed_t *
	wl_cfgp2p_find_wpsie(u8 *parse, u32 len);

	extern wifi_p2p_ie_t *
	wl_cfgp2p_find_p2pie(u8 *parse, u32 len);

	extern wifi_wfd_ie_t *
	wl_cfgp2p_find_wfdie(u8 *parse, u32 len);
	extern s32
	wl_cfgp2p_set_management_ie(struct bcm_cfg80211 cfg, struct net_device ndev, s32 bssidx,
	s32 pktflag, const u8 *vndr_ie, u32 vndr_ie_len);
	extern s32
	wl_cfgp2p_clear_management_ie(struct bcm_cfg80211 *cfg, s32 bssidx);

	extern struct net_device *
	wl_cfgp2p_find_ndev(struct bcm_cfg80211 *cfg, s32 bssidx);
	extern s32
	wl_cfgp2p_find_type(struct bcm_cfg80211 cfg, s32 bssidx, s32 type);


	extern s32
	wl_cfgp2p_listen_complete(struct bcm_cfg80211 cfg, bcm_struct_cfgdev cfgdev,
	const wl_event_msg_t e, void data);
	extern s32
	wl_cfgp2p_discover_listen(struct bcm_cfg80211 *cfg, s32 channel, u32 duration_ms);

	extern s32
	wl_cfgp2p_discover_enable_search(struct bcm_cfg80211 *cfg, u8 enable);

	extern s32
	wl_cfgp2p_action_tx_complete(struct bcm_cfg80211 cfg, bcm_struct_cfgdev cfgdev,
	const wl_event_msg_t e, void data);

	extern s32
	wl_cfgp2p_tx_action_frame(struct bcm_cfg80211 cfg, struct net_device dev,
	wl_af_params_t *af_params, s32 bssidx);

	extern void
	wl_cfgp2p_generate_bss_mac(struct bcm_cfg80211 cfg, struct ether_addr primary_addr);

	extern void
	wl_cfg80211_change_ifaddr(u8* buf, struct ether_addr *p2p_int_addr, u8 element_id);
	extern bool
	wl_cfgp2p_bss_isup(struct net_device *ndev, int bsscfg_idx);

	extern s32
	wl_cfgp2p_bss(struct bcm_cfg80211 cfg, struct net_device ndev, s32 bsscfg_idx, s32 up);


	extern s32
	wl_cfgp2p_supported(struct bcm_cfg80211 cfg, struct net_device ndev);

	extern s32
	wl_cfgp2p_down(struct bcm_cfg80211 *cfg);

	extern s32
	wl_cfgp2p_set_p2p_noa(struct bcm_cfg80211 cfg, struct net_device ndev, char* buf, int len);

	extern s32
	wl_cfgp2p_get_p2p_noa(struct bcm_cfg80211 cfg, struct net_device ndev, char* buf, int len);

	extern s32
	wl_cfgp2p_set_p2p_ps(struct bcm_cfg80211 cfg, struct net_device ndev, char* buf, int len);

	extern s32
	wl_cfgp2p_set_p2p_ecsa(struct bcm_cfg80211 cfg, struct net_device ndev, char* buf, int len);

	extern u8 *
	wl_cfgp2p_retreive_p2pattrib(void *buf, u8 element_id);

	extern u8*
	wl_cfgp2p_find_attrib_in_all_p2p_Ies(u8 *parse, u32 len, u32 attrib);

	extern u8 *
	wl_cfgp2p_retreive_p2p_dev_addr(wl_bss_info_t *bi, u32 bi_length);

	extern s32
	wl_cfgp2p_register_ndev(struct bcm_cfg80211 *cfg);

	extern s32
	wl_cfgp2p_unregister_ndev(struct bcm_cfg80211 *cfg);

	extern bool
	wl_cfgp2p_is_ifops(const struct net_device_ops *if_ops);

	extern u32
	wl_cfgp2p_vndr_ie(struct bcm_cfg80211 cfg, u8 iebuf, s32 pktflag,
	s8 oui, s32 ie_id, s8 data, s32 datalen, const s8* add_del_cmd);

	extern int wl_cfgp2p_get_conn_idx(struct bcm_cfg80211 *cfg);

	extern
	int wl_cfg_multip2p_operational(struct bcm_cfg80211 *cfg);

	extern
	int wl_cfgp2p_vif_created(struct bcm_cfg80211 *cfg);

	#if defined(WL_CFG80211_P2P_DEV_IF)
	extern struct wireless_dev *
	wl_cfgp2p_add_p2p_disc_if(struct bcm_cfg80211 *cfg);

	extern int
	wl_cfgp2p_start_p2p_device(struct wiphy wiphy, struct wireless_dev wdev);

	extern void
	wl_cfgp2p_stop_p2p_device(struct wiphy wiphy, struct wireless_dev wdev);

	extern int
	wl_cfgp2p_del_p2p_disc_if(struct wireless_dev wdev, struct bcm_cfg80211 cfg);

	#endif /* WL_CFG80211_P2P_DEV_IF */

	extern void
	wl_cfgp2p_need_wait_actfrmae(struct bcm_cfg80211 cfg, void frame, u32 frame_len, bool tx);

	extern int
	wl_cfgp2p_is_p2p_specific_scan(struct cfg80211_scan_request *request);

	/* WiFi Direct */
	#define SOCIAL_CHAN_1 1
	#define SOCIAL_CHAN_2 6
	#define SOCIAL_CHAN_3 11
	#define IS_P2P_SOCIAL_CHANNEL(channel) ((channel == SOCIAL_CHAN_1) \|\| \
	(channel == SOCIAL_CHAN_2) \|\| \
	(channel == SOCIAL_CHAN_3))
	#define SOCIAL_CHAN_CNT 3
	#define AF_PEER_SEARCH_CNT 2
	#define WL_P2P_WILDCARD_SSID "DIRECT-"
	#define WL_P2P_WILDCARD_SSID_LEN 7
	#define WL_P2P_INTERFACE_PREFIX "p2p"
	#define WL_P2P_TEMP_CHAN 11
	#define WL_P2P_AF_STATUS_OFFSET 9

	/* If the provision discovery is for JOIN operations,
	* or the device discoverablity frame is destined to GO
	* then we need not do an internal scan to find GO.
	*/
	#define IS_ACTPUB_WITHOUT_GROUP_ID(p2p_ie, len) \
	(wl_cfgp2p_retreive_p2pattrib(p2p_ie, P2P_SEID_GROUP_ID) == NULL)

	#define IS_GAS_REQ(frame, len) (wl_cfgp2p_is_gas_action(frame, len) && \
	((frame->action == P2PSD_ACTION_ID_GAS_IREQ) \|\| \
	(frame->action == P2PSD_ACTION_ID_GAS_CREQ)))

	#define IS_P2P_PUB_ACT_RSP_SUBTYPE(subtype) ((subtype == P2P_PAF_GON_RSP) \|\| \
	((subtype == P2P_PAF_GON_CONF) \|\| \
	(subtype == P2P_PAF_INVITE_RSP) \|\| \
	(subtype == P2P_PAF_PROVDIS_RSP)))
	#define IS_P2P_SOCIAL(ch) ((ch == SOCIAL_CHAN_1) \|\| (ch == SOCIAL_CHAN_2) \|\| (ch == SOCIAL_CHAN_3))
	#define IS_P2P_SSID(ssid, len) (!memcmp(ssid, WL_P2P_WILDCARD_SSID, WL_P2P_WILDCARD_SSID_LEN) && \
	(len == WL_P2P_WILDCARD_SSID_LEN))
	#endif /* _wl_cfgp2p_h_ */