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1// SPDX-License-Identifier: ISC2/*3 * Copyright (c) 2012 Broadcom Corporation4 */5#ifndef WL_CFGP2P_H_6#define WL_CFGP2P_H_7 8#include <net/cfg80211.h>9 10struct brcmf_cfg80211_info;11 12/**13 * enum p2p_bss_type - different type of BSS configurations.14 *15 * @P2PAPI_BSSCFG_PRIMARY: maps to driver's primary bsscfg.16 * @P2PAPI_BSSCFG_DEVICE: maps to driver's P2P device discovery bsscfg.17 * @P2PAPI_BSSCFG_CONNECTION: maps to driver's 1st P2P connection bsscfg.18 * @P2PAPI_BSSCFG_CONNECTION2: maps to driver's 2nd P2P connection bsscfg.19 * @P2PAPI_BSSCFG_MAX: used for range checking.20 */21enum p2p_bss_type {22 P2PAPI_BSSCFG_PRIMARY, /* maps to driver's primary bsscfg */23 P2PAPI_BSSCFG_DEVICE, /* maps to driver's P2P device discovery bsscfg */24 P2PAPI_BSSCFG_CONNECTION, /* driver's 1st P2P connection bsscfg */25 P2PAPI_BSSCFG_CONNECTION2, /* driver's 2nd P2P connection bsscfg */26 P2PAPI_BSSCFG_MAX27};28 29/**30 * struct p2p_bss - peer-to-peer bss related information.31 *32 * @vif: virtual interface of this P2P bss.33 * @private_data: TBD34 */35struct p2p_bss {36 struct brcmf_cfg80211_vif *vif;37 void *private_data;38};39 40/**41 * enum brcmf_p2p_status - P2P specific dongle status.42 *43 * @BRCMF_P2P_STATUS_IF_ADD: peer-to-peer vif add sent to dongle.44 * @BRCMF_P2P_STATUS_IF_DEL: NOT-USED?45 * @BRCMF_P2P_STATUS_IF_DELETING: peer-to-peer vif delete sent to dongle.46 * @BRCMF_P2P_STATUS_IF_CHANGING: peer-to-peer vif change sent to dongle.47 * @BRCMF_P2P_STATUS_IF_CHANGED: peer-to-peer vif change completed on dongle.48 * @BRCMF_P2P_STATUS_ACTION_TX_COMPLETED: action frame tx completed.49 * @BRCMF_P2P_STATUS_ACTION_TX_NOACK: action frame tx not acked.50 * @BRCMF_P2P_STATUS_GO_NEG_PHASE: P2P GO negotiation ongoing.51 * @BRCMF_P2P_STATUS_DISCOVER_LISTEN: P2P listen, remaining on channel.52 * @BRCMF_P2P_STATUS_SENDING_ACT_FRAME: In the process of sending action frame.53 * @BRCMF_P2P_STATUS_WAITING_NEXT_AF_LISTEN: extra listen time for af tx.54 * @BRCMF_P2P_STATUS_WAITING_NEXT_ACT_FRAME: waiting for action frame response.55 * @BRCMF_P2P_STATUS_FINDING_COMMON_CHANNEL: search channel for AF active.56 */57enum brcmf_p2p_status {58 BRCMF_P2P_STATUS_ENABLED,59 BRCMF_P2P_STATUS_IF_ADD,60 BRCMF_P2P_STATUS_IF_DEL,61 BRCMF_P2P_STATUS_IF_DELETING,62 BRCMF_P2P_STATUS_IF_CHANGING,63 BRCMF_P2P_STATUS_IF_CHANGED,64 BRCMF_P2P_STATUS_ACTION_TX_COMPLETED,65 BRCMF_P2P_STATUS_ACTION_TX_NOACK,66 BRCMF_P2P_STATUS_GO_NEG_PHASE,67 BRCMF_P2P_STATUS_DISCOVER_LISTEN,68 BRCMF_P2P_STATUS_SENDING_ACT_FRAME,69 BRCMF_P2P_STATUS_WAITING_NEXT_AF_LISTEN,70 BRCMF_P2P_STATUS_WAITING_NEXT_ACT_FRAME,71 BRCMF_P2P_STATUS_FINDING_COMMON_CHANNEL72};73 74/**75 * struct afx_hdl - action frame off channel storage.76 *77 * @afx_work: worker thread for searching channel78 * @act_frm_scan: thread synchronizing struct.79 * @is_active: channel searching active.80 * @peer_chan: current channel.81 * @is_listen: sets mode for afx worker.82 * @my_listen_chan: this peers listen channel.83 * @peer_listen_chan: remote peers listen channel.84 * @tx_dst_addr: mac address where tx af should be sent to.85 */86struct afx_hdl {87 struct work_struct afx_work;88 struct completion act_frm_scan;89 bool is_active;90 s32 peer_chan;91 bool is_listen;92 u16 my_listen_chan;93 u16 peer_listen_chan;94 u8 tx_dst_addr[ETH_ALEN];95};96 97/**98 * struct brcmf_p2p_info - p2p specific driver information.99 *100 * @cfg: driver private data for cfg80211 interface.101 * @status: status of P2P (see enum brcmf_p2p_status).102 * @dev_addr: P2P device address.103 * @int_addr: P2P interface address.104 * @bss_idx: informate for P2P bss types.105 * @listen_timer: timer for @WL_P2P_DISC_ST_LISTEN discover state.106 * @listen_channel: channel for @WL_P2P_DISC_ST_LISTEN discover state.107 * @remain_on_channel: contains copy of struct used by cfg80211.108 * @remain_on_channel_cookie: cookie counter for remain on channel cmd109 * @next_af_subtype: expected action frame subtype.110 * @send_af_done: indication that action frame tx is complete.111 * @afx_hdl: action frame search handler info.112 * @af_sent_channel: channel action frame is sent.113 * @af_tx_sent_jiffies: jiffies time when af tx was transmitted.114 * @wait_next_af: thread synchronizing struct.115 * @gon_req_action: about to send go negotiation requets frame.116 * @block_gon_req_tx: drop tx go negotiation requets frame.117 * @p2pdev_dynamically: is p2p device if created by module param or supplicant.118 * @wait_for_offchan_complete: wait for off-channel tx completion event.119 */120struct brcmf_p2p_info {121 struct brcmf_cfg80211_info *cfg;122 unsigned long status;123 u8 dev_addr[ETH_ALEN];124 u8 conn_int_addr[ETH_ALEN];125 u8 conn2_int_addr[ETH_ALEN];126 struct p2p_bss bss_idx[P2PAPI_BSSCFG_MAX];127 struct timer_list listen_timer;128 u8 listen_channel;129 struct ieee80211_channel remain_on_channel;130 u32 remain_on_channel_cookie;131 u8 next_af_subtype;132 struct completion send_af_done;133 struct afx_hdl afx_hdl;134 u32 af_sent_channel;135 unsigned long af_tx_sent_jiffies;136 struct completion wait_next_af;137 bool gon_req_action;138 bool block_gon_req_tx;139 bool p2pdev_dynamically;140 bool wait_for_offchan_complete;141};142 143s32 brcmf_p2p_attach(struct brcmf_cfg80211_info *cfg, bool p2pdev_forced);144void brcmf_p2p_detach(struct brcmf_p2p_info *p2p);145struct wireless_dev *brcmf_p2p_add_vif(struct wiphy *wiphy, const char *name,146 unsigned char name_assign_type,147 enum nl80211_iftype type,148 struct vif_params *params);149int brcmf_p2p_del_vif(struct wiphy *wiphy, struct wireless_dev *wdev);150int brcmf_p2p_ifchange(struct brcmf_cfg80211_info *cfg,151 enum brcmf_fil_p2p_if_types if_type);152void brcmf_p2p_ifp_removed(struct brcmf_if *ifp, bool rtnl_locked);153int brcmf_p2p_start_device(struct wiphy *wiphy, struct wireless_dev *wdev);154void brcmf_p2p_stop_device(struct wiphy *wiphy, struct wireless_dev *wdev);155int brcmf_p2p_scan_prep(struct wiphy *wiphy,156 struct cfg80211_scan_request *request,157 struct brcmf_cfg80211_vif *vif);158int brcmf_p2p_remain_on_channel(struct wiphy *wiphy, struct wireless_dev *wdev,159 struct ieee80211_channel *channel,160 unsigned int duration, u64 *cookie);161int brcmf_p2p_notify_listen_complete(struct brcmf_if *ifp,162 const struct brcmf_event_msg *e,163 void *data);164void brcmf_p2p_cancel_remain_on_channel(struct brcmf_if *ifp);165int brcmf_p2p_notify_action_frame_rx(struct brcmf_if *ifp,166 const struct brcmf_event_msg *e,167 void *data);168int brcmf_p2p_notify_action_tx_complete(struct brcmf_if *ifp,169 const struct brcmf_event_msg *e,170 void *data);171bool brcmf_p2p_send_action_frame(struct brcmf_cfg80211_info *cfg,172 struct net_device *ndev,173 struct brcmf_fil_af_params_le *af_params);174bool brcmf_p2p_scan_finding_common_channel(struct brcmf_cfg80211_info *cfg,175 struct brcmf_bss_info_le *bi);176s32 brcmf_p2p_notify_rx_mgmt_p2p_probereq(struct brcmf_if *ifp,177 const struct brcmf_event_msg *e,178 void *data);179#endif /* WL_CFGP2P_H_ */180