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/*
* 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;
/* 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
/* Structure to hold all saved P2P and WPS IEs for a BSSCFG */
/**
* 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_REMAIN_ON_CHANNEL: P2P listen, remaining on channel.
*/
enum brcmf_p2p_status {
BRCMF_P2P_STATUS_IF_ADD = 0,
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_REMAIN_ON_CHANNEL
};
/**
* 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.
* @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;
u8 next_af_subtype;
struct completion send_af_done;
};
void brcmf_p2p_attach(struct brcmf_cfg80211_info *cfg,
struct brcmf_cfg80211_vif *vif);
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_ */
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