| /* |
| * 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 GARNET_DRIVERS_WLAN_THIRD_PARTY_BROADCOM_BRCMFMAC_P2P_H_ |
| #define GARNET_DRIVERS_WLAN_THIRD_PARTY_BROADCOM_BRCMFMAC_P2P_H_ |
| |
| #include <lib/sync/completion.h> |
| |
| #include "core.h" |
| #include "device.h" |
| #include "fwil_types.h" |
| #include "linuxisms.h" |
| #include "workqueue.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. |
| * @BRCMF_P2P_STATUS_SENDING_ACT_FRAME: In the process of sending action frame. |
| * @BRCMF_P2P_STATUS_WAITING_NEXT_AF_LISTEN: extra listen time for af tx. |
| * @BRCMF_P2P_STATUS_WAITING_NEXT_ACT_FRAME: waiting for action frame response. |
| * @BRCMF_P2P_STATUS_FINDING_COMMON_CHANNEL: search channel for AF active. |
| */ |
| 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, |
| BRCMF_P2P_STATUS_SENDING_ACT_FRAME, |
| BRCMF_P2P_STATUS_WAITING_NEXT_AF_LISTEN, |
| BRCMF_P2P_STATUS_WAITING_NEXT_ACT_FRAME, |
| BRCMF_P2P_STATUS_FINDING_COMMON_CHANNEL |
| }; |
| |
| /** |
| * struct afx_hdl - action frame off channel storage. |
| * |
| * @afx_work: worker thread for searching channel |
| * @act_frm_scan: thread synchronizing struct. |
| * @is_active: channel searching active. |
| * @peer_chan: current channel. |
| * @is_listen: sets mode for afx worker. |
| * @my_listen_chan: this peers listen channel. |
| * @peer_listen_chan: remote peers listen channel. |
| * @tx_dst_addr: mac address where tx af should be sent to. |
| */ |
| struct afx_hdl { |
| struct work_struct afx_work; |
| sync_completion_t act_frm_scan; |
| bool is_active; |
| int32_t peer_chan; |
| bool is_listen; |
| uint16_t my_listen_chan; |
| uint16_t peer_listen_chan; |
| uint8_t tx_dst_addr[ETH_ALEN]; |
| }; |
| |
| /** |
| * 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. |
| * @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. |
| * @afx_hdl: action frame search handler info. |
| * @af_sent_channel: channel action frame is sent. |
| * @af_tx_sent_time: ZX time when af tx was transmitted. |
| * @wait_next_af: thread synchronizing struct. |
| * @gon_req_action: about to send go negotiation requets frame. |
| * @block_gon_req_tx: drop tx go negotiation requets frame. |
| * @p2pdev_dynamically: is p2p device if created by module param or supplicant. |
| */ |
| struct brcmf_p2p_info { |
| struct brcmf_cfg80211_info* cfg; |
| atomic_ulong status; |
| uint8_t dev_addr[ETH_ALEN]; |
| uint8_t int_addr[ETH_ALEN]; |
| struct p2p_bss bss_idx[P2PAPI_BSSCFG_MAX]; |
| brcmf_timer_info_t listen_timer; |
| uint8_t listen_channel; |
| struct ieee80211_channel remain_on_channel; |
| uint32_t remain_on_channel_cookie; |
| uint8_t next_af_subtype; |
| sync_completion_t send_af_done; |
| struct afx_hdl afx_hdl; |
| uint32_t af_sent_channel; |
| zx_time_t af_tx_sent_time; |
| sync_completion_t wait_next_af; |
| bool gon_req_action; |
| bool block_gon_req_tx; |
| bool p2pdev_dynamically; |
| }; |
| |
| zx_status_t brcmf_p2p_ifchange(struct brcmf_cfg80211_info* cfg, |
| enum brcmf_fil_p2p_if_types if_type); |
| zx_status_t brcmf_p2p_start_device(struct wiphy* wiphy, struct wireless_dev* wdev); |
| void brcmf_p2p_stop_device(struct wiphy* wiphy, struct wireless_dev* wdev); |
| zx_status_t brcmf_p2p_remain_on_channel(struct wiphy* wiphy, struct wireless_dev* wdev, |
| struct ieee80211_channel* channel, unsigned int duration, |
| uint64_t* cookie); |
| zx_status_t 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); |
| zx_status_t brcmf_p2p_notify_action_frame_rx(struct brcmf_if* ifp, const struct brcmf_event_msg* e, |
| void* data); |
| zx_status_t 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); |
| bool brcmf_p2p_scan_finding_common_channel(struct brcmf_cfg80211_info* cfg, |
| struct brcmf_bss_info_le* bi); |
| #endif /* GARNET_DRIVERS_WLAN_THIRD_PARTY_BROADCOM_BRCMFMAC_P2P_H_ */ |