| /* |
| * Copyright (c) 2010 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 BRCMFMAC_CFG80211_H |
| #define BRCMFMAC_CFG80211_H |
| |
| #include <lib/sync/completion.h> |
| #include <threads.h> |
| #include <wlan/protocol/info.h> |
| |
| #include <zircon/listnode.h> |
| |
| /* for brcmu_d11inf */ |
| #include "brcmu_d11.h" |
| #include "core.h" |
| #include "device.h" |
| #include "fwil_types.h" |
| #include "p2p.h" |
| #include "workqueue.h" |
| |
| // clang-format off |
| |
| #define WL_NUM_SCAN_MAX 10 |
| #define WL_TLV_INFO_MAX 1024 |
| #define WL_BSS_INFO_MAX 2048 |
| #define WL_ASSOC_INFO_MAX 512 /* assoc related fil max buf */ |
| #define WL_EXTRA_BUF_MAX 2048 |
| #define WL_ROAM_TRIGGER_LEVEL -75 |
| #define WL_ROAM_DELTA 20 |
| |
| /* Keep BRCMF_ESCAN_BUF_SIZE below 64K (65536). Allocing over 64K can be |
| * problematic on some systems and should be avoided. |
| */ |
| #define BRCMF_ESCAN_BUF_SIZE 65000 |
| #define BRCMF_ESCAN_TIMER_INTERVAL_MS 10000 /* E-Scan timeout */ |
| |
| #define BRCMF_DISCONNECT_TIMEOUT ZX_MSEC(50) /* Wait for disconnect to complete */ |
| |
| #define WL_ESCAN_ACTION_START 1 |
| #define WL_ESCAN_ACTION_CONTINUE 2 |
| #define WL_ESCAN_ACTION_ABORT 3 |
| |
| #define WL_AUTH_SHARED_KEY 1 /* d11 shared authentication */ |
| #define IE_MAX_LEN 512 |
| |
| /* IE TLV processing */ |
| #define TLV_LEN_OFF 1 /* length offset */ |
| #define TLV_HDR_LEN 2 /* header length */ |
| #define TLV_BODY_OFF 2 /* body offset */ |
| #define TLV_OUI_LEN 3 /* oui id length */ |
| |
| /* 802.11 Mgmt Packet flags */ |
| #define BRCMF_VNDR_IE_BEACON_FLAG 0x1 |
| #define BRCMF_VNDR_IE_PRBRSP_FLAG 0x2 |
| #define BRCMF_VNDR_IE_ASSOCRSP_FLAG 0x4 |
| #define BRCMF_VNDR_IE_AUTHRSP_FLAG 0x8 |
| #define BRCMF_VNDR_IE_PRBREQ_FLAG 0x10 |
| #define BRCMF_VNDR_IE_ASSOCREQ_FLAG 0x20 |
| /* vendor IE in IW advertisement protocol ID field */ |
| #define BRCMF_VNDR_IE_IWAPID_FLAG 0x40 |
| /* allow custom IE id */ |
| #define BRCMF_VNDR_IE_CUSTOM_FLAG 0x100 |
| |
| /* P2P Action Frames flags (spec ordered) */ |
| #define BRCMF_VNDR_IE_GONREQ_FLAG 0x001000 |
| #define BRCMF_VNDR_IE_GONRSP_FLAG 0x002000 |
| #define BRCMF_VNDR_IE_GONCFM_FLAG 0x004000 |
| #define BRCMF_VNDR_IE_INVREQ_FLAG 0x008000 |
| #define BRCMF_VNDR_IE_INVRSP_FLAG 0x010000 |
| #define BRCMF_VNDR_IE_DISREQ_FLAG 0x020000 |
| #define BRCMF_VNDR_IE_DISRSP_FLAG 0x040000 |
| #define BRCMF_VNDR_IE_PRDREQ_FLAG 0x080000 |
| #define BRCMF_VNDR_IE_PRDRSP_FLAG 0x100000 |
| |
| #define BRCMF_VNDR_IE_P2PAF_SHIFT 12 |
| |
| #define BRCMF_MAX_DEFAULT_KEYS 6 |
| |
| /* beacon loss timeout defaults */ |
| #define BRCMF_DEFAULT_BCN_TIMEOUT_ROAM_ON 2 |
| #define BRCMF_DEFAULT_BCN_TIMEOUT_ROAM_OFF 4 |
| |
| // clang-format on |
| |
| #define BRCMF_VIF_EVENT_TIMEOUT_MSEC (1500) |
| |
| /** |
| * enum brcmf_scan_status - scan engine status |
| * |
| * @BRCMF_SCAN_STATUS_BUSY: scanning in progress on dongle. |
| * @BRCMF_SCAN_STATUS_ABORT: scan being aborted on dongle. |
| * @BRCMF_SCAN_STATUS_SUPPRESS: scanning is suppressed in driver. |
| */ |
| enum brcmf_scan_status { |
| BRCMF_SCAN_STATUS_BUSY, |
| BRCMF_SCAN_STATUS_ABORT, |
| BRCMF_SCAN_STATUS_SUPPRESS, |
| }; |
| |
| /* dongle configuration */ |
| struct brcmf_cfg80211_conf { |
| uint32_t frag_threshold; |
| uint32_t rts_threshold; |
| uint32_t retry_short; |
| uint32_t retry_long; |
| }; |
| |
| /* security information with currently associated ap */ |
| struct brcmf_cfg80211_security { |
| uint32_t wpa_versions; |
| uint32_t auth_type; |
| uint32_t cipher_pairwise; |
| uint32_t cipher_group; |
| }; |
| |
| enum brcmf_profile_fwsup { |
| BRCMF_PROFILE_FWSUP_NONE, |
| BRCMF_PROFILE_FWSUP_PSK, |
| BRCMF_PROFILE_FWSUP_1X |
| }; |
| |
| /** |
| * struct brcmf_cfg80211_profile - profile information. |
| * |
| * @bssid: bssid of joined/joining ibss. |
| * @sec: security information. |
| * @key: key information. |
| * @use_fwsup: use firmware supplicant. |
| * @beacon_period: in AP mode, beacon period in TUs. |
| */ |
| struct brcmf_cfg80211_profile { |
| uint8_t bssid[ETH_ALEN]; |
| struct brcmf_cfg80211_security sec; |
| struct brcmf_wsec_key key[BRCMF_MAX_DEFAULT_KEYS]; |
| enum brcmf_profile_fwsup use_fwsup; |
| |
| // AP-specific |
| uint32_t beacon_period; |
| }; |
| |
| /** |
| * enum brcmf_vif_status - bit indices for vif status. |
| * |
| * @BRCMF_VIF_STATUS_READY: ready for operation. |
| * @BRCMF_VIF_STATUS_CONNECTING: connect/join in progress. |
| * @BRCMF_VIF_STATUS_CONNECTED: connected/joined successfully. |
| * @BRCMF_VIF_STATUS_DISCONNECTING: disconnect/disable in progress. |
| * @BRCMF_VIF_STATUS_AP_CREATED: AP operation started. |
| * @BRCMF_VIF_STATUS_EAP_SUCCUSS: EAPOL handshake successful. |
| * @BRCMF_VIF_STATUS_ASSOC_SUCCESS: successful SET_SSID received. |
| */ |
| enum brcmf_vif_status { |
| BRCMF_VIF_STATUS_READY, |
| BRCMF_VIF_STATUS_CONNECTING, |
| BRCMF_VIF_STATUS_CONNECTED, |
| BRCMF_VIF_STATUS_DISCONNECTING, |
| BRCMF_VIF_STATUS_AP_CREATED, |
| BRCMF_VIF_STATUS_EAP_SUCCESS, |
| BRCMF_VIF_STATUS_ASSOC_SUCCESS, |
| }; |
| |
| /** |
| * struct vif_saved_ie - holds saved IEs for a virtual interface. |
| * |
| * @probe_req_ie: IE info for probe request. |
| * @probe_res_ie: IE info for probe response. |
| * @beacon_ie: IE info for beacon frame. |
| * @probe_req_ie_len: IE info length for probe request. |
| * @probe_res_ie_len: IE info length for probe response. |
| * @beacon_ie_len: IE info length for beacon frame. |
| */ |
| struct vif_saved_ie { |
| uint8_t probe_req_ie[IE_MAX_LEN]; |
| uint8_t probe_res_ie[IE_MAX_LEN]; |
| uint8_t beacon_ie[IE_MAX_LEN]; |
| uint8_t assoc_req_ie[IE_MAX_LEN]; |
| uint32_t probe_req_ie_len; |
| uint32_t probe_res_ie_len; |
| uint32_t beacon_ie_len; |
| uint32_t assoc_req_ie_len; |
| }; |
| |
| /** |
| * struct brcmf_cfg80211_vif - virtual interface specific information. |
| * |
| * @ifp: lower layer interface pointer |
| * @wdev: wireless device. |
| * @profile: profile information. |
| * @sme_state: SME state using enum brcmf_vif_status bits. |
| * @list: linked list. |
| * @mgmt_rx_reg: registered rx mgmt frame types. |
| * @mbss: Multiple BSS type, set if not first AP (not relevant for P2P). |
| */ |
| struct brcmf_cfg80211_vif { |
| struct brcmf_if* ifp; |
| struct wireless_dev wdev; |
| struct brcmf_cfg80211_profile profile; |
| atomic_ulong sme_state; |
| struct vif_saved_ie saved_ie; |
| struct list_node list; |
| uint16_t mgmt_rx_reg; |
| bool mbss; |
| int is_11d; |
| }; |
| |
| /* association inform */ |
| struct brcmf_cfg80211_connect_info { |
| uint8_t* req_ie; |
| int32_t req_ie_len; |
| uint8_t* resp_ie; |
| int32_t resp_ie_len; |
| }; |
| |
| /* assoc ie length */ |
| struct brcmf_cfg80211_assoc_ielen_le { |
| uint32_t req_len; |
| uint32_t resp_len; |
| }; |
| |
| /* dongle escan state */ |
| enum wl_escan_state { WL_ESCAN_STATE_IDLE, WL_ESCAN_STATE_SCANNING }; |
| |
| struct escan_info { |
| uint32_t escan_state; |
| uint8_t* escan_buf; |
| struct wiphy* wiphy; |
| struct brcmf_if* ifp; |
| zx_status_t (*run)(struct brcmf_cfg80211_info* cfg, struct brcmf_if* ifp, |
| wlanif_scan_req_t* request); |
| }; |
| |
| /** |
| * struct brcmf_cfg80211_vif_event - virtual interface event information. |
| * |
| * @vif_event_wait: Completion awaiting interface event from firmware. |
| * @vif_event_lock: protects other members in this structure. |
| * @action: either add, change, or delete. |
| * @vif: virtual interface object related to the event. |
| */ |
| struct brcmf_cfg80211_vif_event { |
| sync_completion_t vif_event_wait; |
| mtx_t vif_event_lock; |
| uint8_t action; |
| struct brcmf_cfg80211_vif* vif; |
| }; |
| |
| /** |
| * struct brcmf_cfg80211_wowl - wowl related information. |
| * |
| * @active: set on suspend, cleared on resume. |
| * @pre_pmmode: firmware PM mode at entering suspend. |
| * @nd: net dectect data. |
| * @nd_info: helper struct to pass to cfg80211. |
| * @nd_data_wait: Completion to sync net detect data. |
| * @nd_enabled: net detect enabled. |
| */ |
| struct brcmf_cfg80211_wowl { |
| bool active; |
| uint32_t pre_pmmode; |
| struct cfg80211_wowlan_nd_match* nd; |
| struct cfg80211_wowlan_nd_info* nd_info; |
| sync_completion_t nd_data_wait; |
| bool nd_enabled; |
| }; |
| |
| enum brcmf_disconnect_mode { |
| BRCMF_DISCONNECT_DEAUTH, |
| BRCMF_DISCONNECT_DISASSOC |
| }; |
| |
| /** |
| * struct brcmf_cfg80211_info - dongle private data of cfg80211 interface |
| * |
| * @wiphy: wiphy object for cfg80211 interface. |
| * @ops: pointer to copy of ops as registered with wiphy object. |
| * @conf: dongle configuration. |
| * @p2p: peer-to-peer specific information. |
| * @btcoex: Bluetooth coexistence information. |
| * @scan_request: cfg80211 scan request object. |
| * @usr_sync: mainly for dongle up/down synchronization. |
| * @bss_list: bss_list holding scanned ap information. |
| * @bss_info: bss information for cfg80211 layer. |
| * @conn_info: association info. |
| * @pmk_list: wpa2 pmk list. |
| * @scan_status: scan activity on the dongle. |
| * @pub: common driver information. |
| * @channel: current channel. |
| * @int_escan_map: bucket map for which internal e-scan is done. |
| * @ibss_starter: indicates this sta is ibss starter. |
| * @pwr_save: indicate whether dongle to support power save mode. |
| * @dongle_up: indicate whether dongle up or not. |
| * @roam_on: on/off switch for dongle self-roaming. |
| * @scan_tried: indicates if first scan attempted. |
| * @dcmd_buf: dcmd buffer. |
| * @extra_buf: mainly to grab assoc information. |
| * @debugfsdir: debugfs folder for this device. |
| * @escan_info: escan information. |
| * @escan_timeout: Timer for catch scan timeout. |
| * @escan_timeout_work: scan timeout worker. |
| * @disconnect_mode: indicates type of disconnect requested (BRCMF_DISCONNECT_*) |
| * @disconnect_timeout: timer for disconnection completion. |
| * @disconnect_timeout_work: associated work structure for disassociation timer. |
| * @vif_list: linked list of vif instances. |
| * @vif_cnt: number of vif instances. |
| * @vif_event: vif event signalling. |
| * @vif_event_pending_action: If vif_event is set, this is what it's waiting for. |
| * @wowl: wowl related information. |
| * @pno: information of pno module. |
| */ |
| struct brcmf_cfg80211_info { |
| struct wiphy* wiphy; |
| struct cfg80211_ops* ops; |
| struct brcmf_cfg80211_conf* conf; |
| struct brcmf_p2p_info p2p; |
| struct brcmf_btcoex_info* btcoex; |
| wlanif_scan_req_t* scan_request; |
| mtx_t usr_sync; |
| struct wl_cfg80211_bss_info* bss_info; |
| struct brcmf_cfg80211_connect_info conn_info; |
| struct brcmf_pmk_list_le pmk_list; |
| atomic_ulong scan_status; |
| struct brcmf_pub* pub; |
| uint32_t channel; |
| uint32_t int_escan_map; |
| bool ibss_starter; |
| bool pwr_save; |
| bool dongle_up; |
| bool scan_tried; |
| uint8_t* dcmd_buf; |
| uint8_t* extra_buf; |
| zx_handle_t debugfsdir; |
| struct escan_info escan_info; |
| brcmf_timer_info_t escan_timeout; |
| struct work_struct escan_timeout_work; |
| uint8_t disconnect_mode; |
| brcmf_timer_info_t disconnect_timeout; |
| struct work_struct disconnect_timeout_work; |
| struct list_node vif_list; |
| struct brcmf_cfg80211_vif_event vif_event; |
| uint8_t vif_event_pending_action; |
| sync_completion_t vif_disabled; |
| struct brcmu_d11inf d11inf; |
| struct brcmf_assoclist_le assoclist; |
| struct brcmf_cfg80211_wowl wowl; |
| struct brcmf_pno_info* pno; |
| }; |
| |
| /** |
| * struct brcmf_tlv - tag_ID/length/value_buffer tuple. |
| * |
| * @id: tag identifier. |
| * @len: number of bytes in value buffer. |
| * @data: value buffer. |
| */ |
| struct brcmf_tlv { |
| uint8_t id; |
| uint8_t len; |
| uint8_t data[1]; |
| }; |
| |
| static inline struct wiphy* cfg_to_wiphy(struct brcmf_cfg80211_info* cfg) { |
| return cfg->wiphy; |
| } |
| |
| static inline struct brcmf_cfg80211_info* wiphy_to_cfg(struct wiphy* w) { |
| return w->cfg80211_info; |
| } |
| |
| static inline struct brcmf_cfg80211_info* wdev_to_cfg(struct wireless_dev* wd) { |
| return wd->cfg80211_info; |
| } |
| |
| static inline struct net_device* cfg_to_ndev(struct brcmf_cfg80211_info* cfg) { |
| struct brcmf_cfg80211_vif* vif; |
| vif = list_peek_head_type(&cfg->vif_list, struct brcmf_cfg80211_vif, list); |
| return vif->wdev.netdev; |
| } |
| |
| static inline struct brcmf_cfg80211_info* ndev_to_cfg(struct net_device* ndev) { |
| return wdev_to_cfg(ndev->ieee80211_ptr); |
| } |
| |
| static inline struct wiphy* ndev_to_wiphy(struct net_device* ndev) { |
| return ndev->ieee80211_ptr->wiphy; |
| } |
| |
| static inline struct net_device* wiphy_to_ndev(struct wiphy* wiphy) { |
| return cfg_to_ndev(wiphy_to_cfg(wiphy)); |
| } |
| |
| static inline struct brcmf_if* ndev_to_if(struct net_device* ndev) { |
| return ndev->priv; |
| } |
| |
| static inline struct brcmf_if* cfg_to_if(struct brcmf_cfg80211_info* cfg) { |
| return cfg_to_ndev(cfg)->priv; |
| } |
| |
| static inline struct brcmf_cfg80211_vif* ndev_to_vif(struct net_device* ndev) { |
| return ndev_to_if(ndev)->vif; |
| } |
| |
| static inline struct wireless_dev* ndev_to_wdev(struct net_device* ndev) { |
| return &ndev_to_vif(ndev)->wdev; |
| } |
| |
| static inline struct brcmf_cfg80211_profile* ndev_to_prof(struct net_device* ndev) { |
| return &ndev_to_vif(ndev)->profile; |
| } |
| |
| static inline struct brcmf_cfg80211_connect_info* cfg_to_conn(struct brcmf_cfg80211_info* cfg) { |
| return &cfg->conn_info; |
| } |
| |
| struct brcmf_cfg80211_info* brcmf_cfg80211_attach(struct brcmf_pub* drvr, |
| struct brcmf_device* busdev, |
| bool p2pdev_forced); |
| void brcmf_cfg80211_detach(struct brcmf_cfg80211_info* cfg); |
| zx_status_t brcmf_cfg80211_up(struct net_device* ndev); |
| zx_status_t brcmf_cfg80211_down(struct net_device* ndev); |
| uint16_t brcmf_cfg80211_get_iftype(struct brcmf_if* ifp); |
| |
| zx_status_t brcmf_alloc_vif(struct brcmf_cfg80211_info* cfg, uint16_t type, |
| struct brcmf_cfg80211_vif** vif_out); |
| void brcmf_free_vif(struct brcmf_cfg80211_vif* vif); |
| |
| zx_status_t brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif* vif, int32_t pktflag, |
| const uint8_t* vndr_ie_buf, uint32_t vndr_ie_len); |
| zx_status_t brcmf_vif_clear_mgmt_ies(struct brcmf_cfg80211_vif* vif); |
| uint16_t channel_to_chanspec(struct brcmu_d11inf* d11inf, wlan_channel_t* ch); |
| bool brcmf_get_vif_state_any(struct brcmf_cfg80211_info* cfg, unsigned long state); |
| void brcmf_cfg80211_arm_vif_event(struct brcmf_cfg80211_info* cfg, struct brcmf_cfg80211_vif* vif, |
| uint8_t pending_action); |
| void brcmf_cfg80211_disarm_vif_event(struct brcmf_cfg80211_info* cfg); |
| bool brcmf_cfg80211_vif_event_armed(struct brcmf_cfg80211_info* cfg); |
| zx_status_t brcmf_cfg80211_wait_vif_event(struct brcmf_cfg80211_info* cfg, zx_duration_t timeout); |
| zx_status_t brcmf_notify_escan_complete(struct brcmf_cfg80211_info* cfg, struct brcmf_if* ifp, |
| bool aborted, bool fw_abort); |
| void brcmf_set_mpc(struct brcmf_if* ndev, int mpc); |
| void brcmf_abort_scanning(struct brcmf_cfg80211_info* cfg); |
| void brcmf_free_net_device_vif(struct net_device* ndev); |
| |
| zx_status_t brcmf_phy_create_iface(void* ctx, uint16_t role, uint16_t* iface_id); |
| void brcmf_cfg80211_rx(struct brcmf_if* ifp, struct brcmf_netbuf* packet); |
| |
| // TODO: Move to core.h |
| zx_status_t brcmf_netdev_open(struct net_device* ndev); |
| |
| #endif /* BRCMFMAC_CFG80211_H */ |