[deliverable/linux.git] / drivers / net / wireless / brcm80211 / brcmfmac / p2p.h

/*
 * Copyright (c) 2012 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_CFGP2P_H_
#define WL_CFGP2P_H_

#include <net/cfg80211.h>

struct brcmf_cfg80211_info;

/**
 * enum p2p_bss_type - different type of BSS configurations.
 *
 * @P2PAPI_BSSCFG_PRIMARY: maps to driver's primary bsscfg.
 * @P2PAPI_BSSCFG_DEVICE: maps to driver's P2P device discovery bsscfg.
 * @P2PAPI_BSSCFG_CONNECTION: maps to driver's P2P connection bsscfg.
 * @P2PAPI_BSSCFG_MAX: used for range checking.
 */
enum p2p_bss_type {
	P2PAPI_BSSCFG_PRIMARY, /* maps to driver's primary bsscfg */
	P2PAPI_BSSCFG_DEVICE, /* maps to driver's P2P device discovery bsscfg */
	P2PAPI_BSSCFG_CONNECTION, /* maps to driver's P2P connection bsscfg */
	P2PAPI_BSSCFG_MAX
};

/**
 * struct p2p_bss - peer-to-peer bss related information.
 *
 * @vif: virtual interface of this P2P bss.
 * @private_data: TBD
 */
struct p2p_bss {
	struct brcmf_cfg80211_vif *vif;
	void *private_data;
};

/**
 * enum brcmf_p2p_status - P2P specific dongle status.
 *
 * @BRCMF_P2P_STATUS_IF_ADD: peer-to-peer vif add sent to dongle.
 * @BRCMF_P2P_STATUS_IF_DEL: NOT-USED?
 * @BRCMF_P2P_STATUS_IF_DELETING: peer-to-peer vif delete sent to dongle.
 * @BRCMF_P2P_STATUS_IF_CHANGING: peer-to-peer vif change sent to dongle.
 * @BRCMF_P2P_STATUS_IF_CHANGED: peer-to-peer vif change completed on dongle.
 * @BRCMF_P2P_STATUS_ACTION_TX_COMPLETED: action frame tx completed.
 * @BRCMF_P2P_STATUS_ACTION_TX_NOACK: action frame tx not acked.
 * @BRCMF_P2P_STATUS_GO_NEG_PHASE: P2P GO negotiation ongoing.
 * @BRCMF_P2P_STATUS_DISCOVER_LISTEN: P2P listen, remaining on channel.
 */
enum brcmf_p2p_status {
	BRCMF_P2P_STATUS_ENABLED,
	BRCMF_P2P_STATUS_IF_ADD,
	BRCMF_P2P_STATUS_IF_DEL,
	BRCMF_P2P_STATUS_IF_DELETING,
	BRCMF_P2P_STATUS_IF_CHANGING,
	BRCMF_P2P_STATUS_IF_CHANGED,
	BRCMF_P2P_STATUS_ACTION_TX_COMPLETED,
	BRCMF_P2P_STATUS_ACTION_TX_NOACK,
	BRCMF_P2P_STATUS_GO_NEG_PHASE,
	BRCMF_P2P_STATUS_DISCOVER_LISTEN
};

/**
 * struct brcmf_p2p_info - p2p specific driver information.
 *
 * @cfg: driver private data for cfg80211 interface.
 * @status: status of P2P (see enum brcmf_p2p_status).
 * @dev_addr: P2P device address.
 * @int_addr: P2P interface address.
 * @bss_idx: informate for P2P bss types.
 * @listen_timer: timer for @WL_P2P_DISC_ST_LISTEN discover state.
 * @ssid: ssid for P2P GO.
 * @listen_channel: channel for @WL_P2P_DISC_ST_LISTEN discover state.
 * @remain_on_channel: contains copy of struct used by cfg80211.
 * @remain_on_channel_cookie: cookie counter for remain on channel cmd
 * @next_af_subtype: expected action frame subtype.
 * @send_af_done: indication that action frame tx is complete.
 */
struct brcmf_p2p_info {
	struct brcmf_cfg80211_info *cfg;
	unsigned long status;
	u8 dev_addr[ETH_ALEN];
	u8 int_addr[ETH_ALEN];
	struct p2p_bss bss_idx[P2PAPI_BSSCFG_MAX];
	struct timer_list listen_timer;
	struct brcmf_ssid ssid;
	u8 listen_channel;
	struct ieee80211_channel remain_on_channel;
	u32 remain_on_channel_cookie;
	u8 next_af_subtype;
	struct completion send_af_done;
};

s32 brcmf_p2p_attach(struct brcmf_cfg80211_info *cfg);
void brcmf_p2p_detach(struct brcmf_p2p_info *p2p);
struct wireless_dev *brcmf_p2p_add_vif(struct wiphy *wiphy, const char *name,
				       enum nl80211_iftype type, u32 *flags,
				       struct vif_params *params);
int brcmf_p2p_del_vif(struct wiphy *wiphy, struct wireless_dev *wdev);
int brcmf_p2p_ifchange(struct brcmf_cfg80211_info *cfg,
		       enum brcmf_fil_p2p_if_types if_type);
int brcmf_p2p_start_device(struct wiphy *wiphy, struct wireless_dev *wdev);
void brcmf_p2p_stop_device(struct wiphy *wiphy, struct wireless_dev *wdev);
int brcmf_p2p_scan_prep(struct wiphy *wiphy,
			struct cfg80211_scan_request *request,
			struct brcmf_cfg80211_vif *vif);
int brcmf_p2p_remain_on_channel(struct wiphy *wiphy, struct wireless_dev *wdev,
				struct ieee80211_channel *channel,
				unsigned int duration, u64 *cookie);
int brcmf_p2p_notify_listen_complete(struct brcmf_if *ifp,
				     const struct brcmf_event_msg *e,
				     void *data);
void brcmf_p2p_cancel_remain_on_channel(struct brcmf_if *ifp);
int brcmf_p2p_notify_action_frame_rx(struct brcmf_if *ifp,
				     const struct brcmf_event_msg *e,
				     void *data);
int brcmf_p2p_notify_action_tx_complete(struct brcmf_if *ifp,
					const struct brcmf_event_msg *e,
					void *data);
bool brcmf_p2p_send_action_frame(struct brcmf_cfg80211_info *cfg,
				 struct net_device *ndev,
				 struct brcmf_fil_af_params_le *af_params);

#endif /* WL_CFGP2P_H_ */
Commit	Line	Data
9f440b7b AS	1	/*
	2	* Copyright (c) 2012 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	#ifndef WL_CFGP2P_H_
	17	#define WL_CFGP2P_H_
	18
	19	#include <net/cfg80211.h>
	20
	21	struct brcmf_cfg80211_info;
	22
9f440b7b AS	23	/**
	24	* enum p2p_bss_type - different type of BSS configurations.
	25	*
	26	* @P2PAPI_BSSCFG_PRIMARY: maps to driver's primary bsscfg.
	27	* @P2PAPI_BSSCFG_DEVICE: maps to driver's P2P device discovery bsscfg.
	28	* @P2PAPI_BSSCFG_CONNECTION: maps to driver's P2P connection bsscfg.
	29	* @P2PAPI_BSSCFG_MAX: used for range checking.
	30	*/
	31	enum p2p_bss_type {
	32	P2PAPI_BSSCFG_PRIMARY, /* maps to driver's primary bsscfg */
	33	P2PAPI_BSSCFG_DEVICE, /* maps to driver's P2P device discovery bsscfg */
	34	P2PAPI_BSSCFG_CONNECTION, /* maps to driver's P2P connection bsscfg */
	35	P2PAPI_BSSCFG_MAX
	36	};
	37
	38	/**
	39	* struct p2p_bss - peer-to-peer bss related information.
	40	*
	41	* @vif: virtual interface of this P2P bss.
	42	* @private_data: TBD
	43	*/
	44	struct p2p_bss {
	45	struct brcmf_cfg80211_vif *vif;
	46	void *private_data;
	47	};
	48
	49	/**
	50	* enum brcmf_p2p_status - P2P specific dongle status.
	51	*
	52	* @BRCMF_P2P_STATUS_IF_ADD: peer-to-peer vif add sent to dongle.
	53	* @BRCMF_P2P_STATUS_IF_DEL: NOT-USED?
	54	* @BRCMF_P2P_STATUS_IF_DELETING: peer-to-peer vif delete sent to dongle.
	55	* @BRCMF_P2P_STATUS_IF_CHANGING: peer-to-peer vif change sent to dongle.
	56	* @BRCMF_P2P_STATUS_IF_CHANGED: peer-to-peer vif change completed on dongle.
9f440b7b AS	57	* @BRCMF_P2P_STATUS_ACTION_TX_COMPLETED: action frame tx completed.
	58	* @BRCMF_P2P_STATUS_ACTION_TX_NOACK: action frame tx not acked.
	59	* @BRCMF_P2P_STATUS_GO_NEG_PHASE: P2P GO negotiation ongoing.
f2058dde	60	* @BRCMF_P2P_STATUS_DISCOVER_LISTEN: P2P listen, remaining on channel.
9f440b7b AS	61	*/
9f440b7b AS	62	enum brcmf_p2p_status {
2fde59d9 HM	63	BRCMF_P2P_STATUS_ENABLED,
2fde59d9 HM	64	BRCMF_P2P_STATUS_IF_ADD,
9f440b7b AS	65	BRCMF_P2P_STATUS_IF_DEL,
	66	BRCMF_P2P_STATUS_IF_DELETING,
	67	BRCMF_P2P_STATUS_IF_CHANGING,
	68	BRCMF_P2P_STATUS_IF_CHANGED,
9f440b7b AS	69	BRCMF_P2P_STATUS_ACTION_TX_COMPLETED,
9f440b7b AS	70	BRCMF_P2P_STATUS_ACTION_TX_NOACK,
0de8aace	71	BRCMF_P2P_STATUS_GO_NEG_PHASE,
f2058dde	72	BRCMF_P2P_STATUS_DISCOVER_LISTEN
9f440b7b AS	73	};
	74
	75	/**
	76	* struct brcmf_p2p_info - p2p specific driver information.
	77	*
	78	* @cfg: driver private data for cfg80211 interface.
	79	* @status: status of P2P (see enum brcmf_p2p_status).
	80	* @dev_addr: P2P device address.
	81	* @int_addr: P2P interface address.
	82	* @bss_idx: informate for P2P bss types.
	83	* @listen_timer: timer for @WL_P2P_DISC_ST_LISTEN discover state.
	84	* @ssid: ssid for P2P GO.
	85	* @listen_channel: channel for @WL_P2P_DISC_ST_LISTEN discover state.
0de8aace	86	* @remain_on_channel: contains copy of struct used by cfg80211.
f2058dde	87	* @remain_on_channel_cookie: cookie counter for remain on channel cmd
18e2f61d HM	88	* @next_af_subtype: expected action frame subtype.
18e2f61d HM	89	* @send_af_done: indication that action frame tx is complete.
9f440b7b AS	90	*/
	91	struct brcmf_p2p_info {
	92	struct brcmf_cfg80211_info *cfg;
	93	unsigned long status;
	94	u8 dev_addr[ETH_ALEN];
	95	u8 int_addr[ETH_ALEN];
	96	struct p2p_bss bss_idx[P2PAPI_BSSCFG_MAX];
	97	struct timer_list listen_timer;
	98	struct brcmf_ssid ssid;
	99	u8 listen_channel;
0de8aace	100	struct ieee80211_channel remain_on_channel;
f2058dde	101	u32 remain_on_channel_cookie;
18e2f61d HM	102	u8 next_af_subtype;
18e2f61d HM	103	struct completion send_af_done;
9f440b7b AS	104	};
9f440b7b AS	105
2fde59d9	106	s32 brcmf_p2p_attach(struct brcmf_cfg80211_info *cfg);
9f440b7b AS	107	void brcmf_p2p_detach(struct brcmf_p2p_info *p2p);
	108	struct wireless_dev brcmf_p2p_add_vif(struct wiphy wiphy, const char *name,
	109	enum nl80211_iftype type, u32 *flags,
	110	struct vif_params *params);
	111	int brcmf_p2p_del_vif(struct wiphy wiphy, struct wireless_dev wdev);
7a5c1f64 HM	112	int brcmf_p2p_ifchange(struct brcmf_cfg80211_info *cfg,
7a5c1f64 HM	113	enum brcmf_fil_p2p_if_types if_type);
9f440b7b AS	114	int brcmf_p2p_start_device(struct wiphy wiphy, struct wireless_dev wdev);
	115	void brcmf_p2p_stop_device(struct wiphy wiphy, struct wireless_dev wdev);
	116	int brcmf_p2p_scan_prep(struct wiphy *wiphy,
0f8ffe17 HM	117	struct cfg80211_scan_request *request,
0f8ffe17 HM	118	struct brcmf_cfg80211_vif *vif);
0de8aace HM	119	int brcmf_p2p_remain_on_channel(struct wiphy wiphy, struct wireless_dev wdev,
	120	struct ieee80211_channel *channel,
	121	unsigned int duration, u64 *cookie);
	122	int brcmf_p2p_notify_listen_complete(struct brcmf_if *ifp,
	123	const struct brcmf_event_msg *e,
	124	void *data);
	125	void brcmf_p2p_cancel_remain_on_channel(struct brcmf_if *ifp);
e6da3400 HM	126	int brcmf_p2p_notify_action_frame_rx(struct brcmf_if *ifp,
	127	const struct brcmf_event_msg *e,
	128	void *data);
18e2f61d HM	129	int brcmf_p2p_notify_action_tx_complete(struct brcmf_if *ifp,
	130	const struct brcmf_event_msg *e,
	131	void *data);
	132	bool brcmf_p2p_send_action_frame(struct brcmf_cfg80211_info *cfg,
	133	struct net_device *ndev,
	134	struct brcmf_fil_af_params_le *af_params);
9f440b7b AS	135
9f440b7b AS	136	#endif /* WL_CFGP2P_H_ */