/* * Linux cfgp2p driver * * Portions of this code are copyright (c) 2017 Cypress Semiconductor Corporation * * Copyright (C) 1999-2017, Broadcom Corporation * * Unless you and Broadcom execute a separate written software license * agreement governing use of this software, this software is licensed to you * under the terms of the GNU General Public License version 2 (the "GPL"), * available at http://www.broadcom.com/licenses/GPLv2.php, with the * following added to such license: * * As a special exception, the copyright holders of this software give you * permission to link this software with independent modules, and to copy and * distribute the resulting executable under terms of your choice, provided that * you also meet, for each linked independent module, the terms and conditions of * the license of that module. An independent module is a module which is not * derived from this software. The special exception does not apply to any * modifications of the software. * * Notwithstanding the above, under no circumstances may you combine this * software in any way with any other Broadcom software provided under a license * other than the GPL, without Broadcom's express prior written consent. * * * <> * * $Id: wl_cfgp2p.h 635563 2016-05-04 09:26:53Z $ */ #ifndef _wl_cfgp2p_h_ #define _wl_cfgp2p_h_ #include #include struct bcm_cfg80211; extern u32 wl_dbg_level; typedef struct wifi_p2p_ie wifi_wfd_ie_t; /* Enumeration of the usages of the BSSCFGs used by the P2P Library. Do not * confuse this with a bsscfg index. This value is an index into the * saved_ie[] array of structures which in turn contains a bsscfg index field. */ typedef enum { P2PAPI_BSSCFG_PRIMARY, /* maps to driver's primary bsscfg */ P2PAPI_BSSCFG_DEVICE, /* maps to driver's P2P device discovery bsscfg */ P2PAPI_BSSCFG_CONNECTION1, /* maps to driver's P2P connection bsscfg */ P2PAPI_BSSCFG_CONNECTION2, P2PAPI_BSSCFG_MAX } p2p_bsscfg_type_t; typedef enum { P2P_SCAN_PURPOSE_MIN, P2P_SCAN_SOCIAL_CHANNEL, /* scan for social channel */ P2P_SCAN_AFX_PEER_NORMAL, /* scan for action frame search */ P2P_SCAN_AFX_PEER_REDUCED, /* scan for action frame search with short time */ P2P_SCAN_DURING_CONNECTED, /* scan during connected status */ P2P_SCAN_CONNECT_TRY, /* scan for connecting */ P2P_SCAN_NORMAL, /* scan during not-connected status */ P2P_SCAN_PURPOSE_MAX } p2p_scan_purpose_t; /* 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 struct p2p_bss { s32 bssidx; struct net_device *dev; void *private_data; struct ether_addr mac_addr; }; struct p2p_info { bool on; /* p2p on/off switch */ bool scan; int16 search_state; s8 vir_ifname[IFNAMSIZ]; unsigned long status; struct p2p_bss bss[P2PAPI_BSSCFG_MAX]; struct timer_list listen_timer; wl_p2p_sched_t noa; wl_p2p_ops_t ops; wlc_ssid_t ssid; s8 p2p_go_count; }; #define MAX_VNDR_IE_NUMBER 10 struct parsed_vndr_ie_info { char *ie_ptr; u32 ie_len; /* total length including id & length field */ vndr_ie_t vndrie; }; struct parsed_vndr_ies { u32 count; struct parsed_vndr_ie_info ie_info[MAX_VNDR_IE_NUMBER]; }; /* dongle status */ enum wl_cfgp2p_status { WLP2P_STATUS_DISCOVERY_ON = 0, WLP2P_STATUS_SEARCH_ENABLED, WLP2P_STATUS_IF_ADDING, WLP2P_STATUS_IF_DELETING, WLP2P_STATUS_IF_CHANGING, WLP2P_STATUS_IF_CHANGED, WLP2P_STATUS_LISTEN_EXPIRED, WLP2P_STATUS_ACTION_TX_COMPLETED, WLP2P_STATUS_ACTION_TX_NOACK, WLP2P_STATUS_SCANNING, WLP2P_STATUS_GO_NEG_PHASE, WLP2P_STATUS_DISC_IN_PROGRESS }; #define wl_to_p2p_bss_ndev(cfg, type) ((cfg)->p2p->bss[type].dev) #define wl_to_p2p_bss_bssidx(cfg, type) ((cfg)->p2p->bss[type].bssidx) #define wl_to_p2p_bss_macaddr(cfg, type) &((cfg)->p2p->bss[type].mac_addr) #define wl_to_p2p_bss_saved_ie(cfg, type) ((cfg)->p2p->bss[type].saved_ie) #define wl_to_p2p_bss_private(cfg, type) ((cfg)->p2p->bss[type].private_data) #define wl_to_p2p_bss(cfg, type) ((cfg)->p2p->bss[type]) #define wl_get_p2p_status(cfg, stat) ((!(cfg)->p2p_supported) ? 0 : \ test_bit(WLP2P_STATUS_ ## stat, &(cfg)->p2p->status)) #define wl_set_p2p_status(cfg, stat) ((!(cfg)->p2p_supported) ? 0 : \ set_bit(WLP2P_STATUS_ ## stat, &(cfg)->p2p->status)) #define wl_clr_p2p_status(cfg, stat) ((!(cfg)->p2p_supported) ? 0 : \ clear_bit(WLP2P_STATUS_ ## stat, &(cfg)->p2p->status)) #define wl_chg_p2p_status(cfg, stat) ((!(cfg)->p2p_supported) ? 0 : \ change_bit(WLP2P_STATUS_ ## stat, &(cfg)->p2p->status)) #define p2p_on(cfg) ((cfg)->p2p->on) #define p2p_scan(cfg) ((cfg)->p2p->scan) #define p2p_is_on(cfg) ((cfg)->p2p && (cfg)->p2p->on) /* dword align allocation */ #define WLC_IOCTL_MAXLEN 8192 #ifdef CUSTOMER_HW4_DEBUG #define CFGP2P_ERROR_TEXT "CFGP2P-INFO2) " #else #define CFGP2P_ERROR_TEXT "CFGP2P-ERROR) " #endif /* CUSTOMER_HW4_DEBUG */ #ifdef DHD_LOG_DUMP #define CFGP2P_ERR(args) \ do { \ if (wl_dbg_level & WL_DBG_ERR) { \ printk(KERN_INFO CFGP2P_ERROR_TEXT "%s : ", __func__); \ printk args; \ dhd_log_dump_print("[%s] %s: ", \ dhd_log_dump_get_timestamp(), __func__); \ dhd_log_dump_print args; \ } \ } while (0) #else #define CFGP2P_ERR(args) \ do { \ if (wl_dbg_level & WL_DBG_ERR) { \ printk(KERN_INFO CFGP2P_ERROR_TEXT "%s : ", __func__); \ printk args; \ } \ } while (0) #endif /* DHD_LOG_DUMP */ #define CFGP2P_INFO(args) \ do { \ if (wl_dbg_level & WL_DBG_INFO) { \ printk(KERN_INFO "CFGP2P-INFO) %s : ", __func__); \ printk args; \ } \ } while (0) #define CFGP2P_DBG(args) \ do { \ if (wl_dbg_level & WL_DBG_DBG) { \ printk(KERN_DEBUG "CFGP2P-DEBUG) %s :", __func__); \ printk args; \ } \ } while (0) #define CFGP2P_ACTION(args) \ do { \ if (wl_dbg_level & WL_DBG_P2P_ACTION) { \ printk(KERN_DEBUG "CFGP2P-ACTION) %s :", __func__); \ printk args; \ } \ } while (0) #define INIT_TIMER(timer, func, duration, extra_delay) \ do { \ init_timer(timer); \ timer->function = func; \ timer->expires = jiffies + msecs_to_jiffies(duration + extra_delay); \ timer->data = (unsigned long) cfg; \ add_timer(timer); \ } while (0); #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0)) && !defined(WL_CFG80211_P2P_DEV_IF) #define WL_CFG80211_P2P_DEV_IF #ifdef WL_ENABLE_P2P_IF #undef WL_ENABLE_P2P_IF #endif #ifdef WL_SUPPORT_BACKPORTED_KPATCHES #undef WL_SUPPORT_BACKPORTED_KPATCHES #endif #else #ifdef WLP2P #ifndef WL_ENABLE_P2P_IF /* Enable P2P network Interface if P2P support is enabled */ #define WL_ENABLE_P2P_IF #endif /* WL_ENABLE_P2P_IF */ #endif /* WLP2P */ #endif /* (LINUX_VERSION >= VERSION(3, 8, 0)) */ #ifndef WL_CFG80211_P2P_DEV_IF #endif /* WL_CFG80211_P2P_DEV_IF */ #if defined(WL_ENABLE_P2P_IF) && (defined(WL_CFG80211_P2P_DEV_IF) || \ (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0))) #error Disable 'WL_ENABLE_P2P_IF', if 'WL_CFG80211_P2P_DEV_IF' is enabled \ or kernel version is 3.8.0 or above #endif /* WL_ENABLE_P2P_IF && (WL_CFG80211_P2P_DEV_IF || (LINUX_VERSION >= VERSION(3, 8, 0))) */ #if !defined(WLP2P) && (defined(WL_ENABLE_P2P_IF) || defined(WL_CFG80211_P2P_DEV_IF)) #error WLP2P not defined #endif /* !WLP2P && (WL_ENABLE_P2P_IF || WL_CFG80211_P2P_DEV_IF) */ #if defined(WL_CFG80211_P2P_DEV_IF) #define bcm_struct_cfgdev struct wireless_dev #else #define bcm_struct_cfgdev struct net_device #endif /* WL_CFG80211_P2P_DEV_IF */ #define P2P_ECSA_CNT 50 extern void wl_cfgp2p_listen_expired(unsigned long data); extern bool wl_cfgp2p_is_pub_action(void *frame, u32 frame_len); extern bool wl_cfgp2p_is_p2p_action(void *frame, u32 frame_len); extern bool wl_cfgp2p_is_gas_action(void *frame, u32 frame_len); extern bool wl_cfgp2p_find_gas_subtype(u8 subtype, u8* data, u32 len); extern bool wl_cfgp2p_is_p2p_gas_action(void *frame, u32 frame_len); extern void wl_cfgp2p_print_actframe(bool tx, void *frame, u32 frame_len, u32 channel); extern s32 wl_cfgp2p_init_priv(struct bcm_cfg80211 *cfg); extern void wl_cfgp2p_deinit_priv(struct bcm_cfg80211 *cfg); extern s32 wl_cfgp2p_set_firm_p2p(struct bcm_cfg80211 *cfg); extern s32 wl_cfgp2p_set_p2p_mode(struct bcm_cfg80211 *cfg, u8 mode, u32 channel, u16 listen_ms, int bssidx); extern s32 wl_cfgp2p_ifadd(struct bcm_cfg80211 *cfg, struct ether_addr *mac, u8 if_type, chanspec_t chspec); extern s32 wl_cfgp2p_ifdisable(struct bcm_cfg80211 *cfg, struct ether_addr *mac); extern s32 wl_cfgp2p_ifdel(struct bcm_cfg80211 *cfg, struct ether_addr *mac); extern s32 wl_cfgp2p_ifchange(struct bcm_cfg80211 *cfg, struct ether_addr *mac, u8 if_type, chanspec_t chspec, s32 conn_idx); extern s32 wl_cfgp2p_ifidx(struct bcm_cfg80211 *cfg, struct ether_addr *mac, s32 *index); extern s32 wl_cfgp2p_init_discovery(struct bcm_cfg80211 *cfg); extern s32 wl_cfgp2p_enable_discovery(struct bcm_cfg80211 *cfg, struct net_device *dev, const u8 *ie, u32 ie_len); extern s32 wl_cfgp2p_disable_discovery(struct bcm_cfg80211 *cfg); extern s32 wl_cfgp2p_escan(struct bcm_cfg80211 *cfg, struct net_device *dev, u16 active, u32 num_chans, u16 *channels, s32 search_state, u16 action, u32 bssidx, struct ether_addr *tx_dst_addr, p2p_scan_purpose_t p2p_scan_purpose); extern s32 wl_cfgp2p_act_frm_search(struct bcm_cfg80211 *cfg, struct net_device *ndev, s32 bssidx, s32 channel, struct ether_addr *tx_dst_addr); extern wpa_ie_fixed_t * wl_cfgp2p_find_wpaie(u8 *parse, u32 len); extern wpa_ie_fixed_t * wl_cfgp2p_find_wpsie(u8 *parse, u32 len); extern wifi_p2p_ie_t * wl_cfgp2p_find_p2pie(u8 *parse, u32 len); extern wifi_wfd_ie_t * wl_cfgp2p_find_wfdie(u8 *parse, u32 len); extern s32 wl_cfgp2p_set_management_ie(struct bcm_cfg80211 *cfg, struct net_device *ndev, s32 bssidx, s32 pktflag, const u8 *vndr_ie, u32 vndr_ie_len); extern s32 wl_cfgp2p_clear_management_ie(struct bcm_cfg80211 *cfg, s32 bssidx); extern struct net_device * wl_cfgp2p_find_ndev(struct bcm_cfg80211 *cfg, s32 bssidx); extern s32 wl_cfgp2p_find_type(struct bcm_cfg80211 *cfg, s32 bssidx, s32 *type); extern s32 wl_cfgp2p_listen_complete(struct bcm_cfg80211 *cfg, bcm_struct_cfgdev *cfgdev, const wl_event_msg_t *e, void *data); extern s32 wl_cfgp2p_discover_listen(struct bcm_cfg80211 *cfg, s32 channel, u32 duration_ms); extern s32 wl_cfgp2p_discover_enable_search(struct bcm_cfg80211 *cfg, u8 enable); extern s32 wl_cfgp2p_action_tx_complete(struct bcm_cfg80211 *cfg, bcm_struct_cfgdev *cfgdev, const wl_event_msg_t *e, void *data); extern s32 wl_cfgp2p_tx_action_frame(struct bcm_cfg80211 *cfg, struct net_device *dev, wl_af_params_t *af_params, s32 bssidx); extern void wl_cfgp2p_generate_bss_mac(struct bcm_cfg80211 *cfg, struct ether_addr *primary_addr); extern void wl_cfg80211_change_ifaddr(u8* buf, struct ether_addr *p2p_int_addr, u8 element_id); extern bool wl_cfgp2p_bss_isup(struct net_device *ndev, int bsscfg_idx); extern s32 wl_cfgp2p_bss(struct bcm_cfg80211 *cfg, struct net_device *ndev, s32 bsscfg_idx, s32 up); extern s32 wl_cfgp2p_supported(struct bcm_cfg80211 *cfg, struct net_device *ndev); extern s32 wl_cfgp2p_down(struct bcm_cfg80211 *cfg); extern s32 wl_cfgp2p_set_p2p_noa(struct bcm_cfg80211 *cfg, struct net_device *ndev, char* buf, int len); extern s32 wl_cfgp2p_get_p2p_noa(struct bcm_cfg80211 *cfg, struct net_device *ndev, char* buf, int len); extern s32 wl_cfgp2p_set_p2p_ps(struct bcm_cfg80211 *cfg, struct net_device *ndev, char* buf, int len); extern s32 wl_cfgp2p_set_p2p_ecsa(struct bcm_cfg80211 *cfg, struct net_device *ndev, char* buf, int len); extern s32 wl_cfgp2p_increase_p2p_bw(struct bcm_cfg80211 *cfg, struct net_device *ndev, char* buf, int len); extern u8 * wl_cfgp2p_retreive_p2pattrib(void *buf, u8 element_id); extern u8* wl_cfgp2p_find_attrib_in_all_p2p_Ies(u8 *parse, u32 len, u32 attrib); extern u8 * wl_cfgp2p_retreive_p2p_dev_addr(wl_bss_info_t *bi, u32 bi_length); extern s32 wl_cfgp2p_register_ndev(struct bcm_cfg80211 *cfg); extern s32 wl_cfgp2p_unregister_ndev(struct bcm_cfg80211 *cfg); extern bool wl_cfgp2p_is_ifops(const struct net_device_ops *if_ops); extern u32 wl_cfgp2p_vndr_ie(struct bcm_cfg80211 *cfg, u8 *iebuf, s32 pktflag, s8 *oui, s32 ie_id, s8 *data, s32 datalen, const s8* add_del_cmd); extern int wl_cfgp2p_get_conn_idx(struct bcm_cfg80211 *cfg); extern int wl_cfg_multip2p_operational(struct bcm_cfg80211 *cfg); extern int wl_cfgp2p_vif_created(struct bcm_cfg80211 *cfg); #if defined(WL_CFG80211_P2P_DEV_IF) extern struct wireless_dev * wl_cfgp2p_add_p2p_disc_if(struct bcm_cfg80211 *cfg); extern int wl_cfgp2p_start_p2p_device(struct wiphy *wiphy, struct wireless_dev *wdev); extern void wl_cfgp2p_stop_p2p_device(struct wiphy *wiphy, struct wireless_dev *wdev); extern int wl_cfgp2p_del_p2p_disc_if(struct wireless_dev *wdev, struct bcm_cfg80211 *cfg); #endif /* WL_CFG80211_P2P_DEV_IF */ extern void wl_cfgp2p_need_wait_actfrmae(struct bcm_cfg80211 *cfg, void *frame, u32 frame_len, bool tx); extern int wl_cfgp2p_is_p2p_specific_scan(struct cfg80211_scan_request *request); /* WiFi Direct */ #define SOCIAL_CHAN_1 1 #define SOCIAL_CHAN_2 6 #define SOCIAL_CHAN_3 11 #define IS_P2P_SOCIAL_CHANNEL(channel) ((channel == SOCIAL_CHAN_1) || \ (channel == SOCIAL_CHAN_2) || \ (channel == SOCIAL_CHAN_3)) #define SOCIAL_CHAN_CNT 3 #define AF_PEER_SEARCH_CNT 2 #define WL_P2P_WILDCARD_SSID "DIRECT-" #define WL_P2P_WILDCARD_SSID_LEN 7 #define WL_P2P_INTERFACE_PREFIX "p2p" #define WL_P2P_TEMP_CHAN 11 #define WL_P2P_AF_STATUS_OFFSET 9 /* If the provision discovery is for JOIN operations, * or the device discoverablity frame is destined to GO * then we need not do an internal scan to find GO. */ #define IS_ACTPUB_WITHOUT_GROUP_ID(p2p_ie, len) \ (wl_cfgp2p_retreive_p2pattrib(p2p_ie, P2P_SEID_GROUP_ID) == NULL) #define IS_GAS_REQ(frame, len) (wl_cfgp2p_is_gas_action(frame, len) && \ ((frame->action == P2PSD_ACTION_ID_GAS_IREQ) || \ (frame->action == P2PSD_ACTION_ID_GAS_CREQ))) #define IS_P2P_PUB_ACT_RSP_SUBTYPE(subtype) ((subtype == P2P_PAF_GON_RSP) || \ ((subtype == P2P_PAF_GON_CONF) || \ (subtype == P2P_PAF_INVITE_RSP) || \ (subtype == P2P_PAF_PROVDIS_RSP))) #define IS_P2P_SOCIAL(ch) ((ch == SOCIAL_CHAN_1) || (ch == SOCIAL_CHAN_2) || (ch == SOCIAL_CHAN_3)) #define IS_P2P_SSID(ssid, len) (!memcmp(ssid, WL_P2P_WILDCARD_SSID, WL_P2P_WILDCARD_SSID_LEN) && \ (len == WL_P2P_WILDCARD_SSID_LEN)) #endif /* _wl_cfgp2p_h_ */