--- /dev/null
+/*
+ * Linux cfgp2p driver
+ *
+ * Copyright (C) 2020, Broadcom.
+ *
+ * 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.
+ *
+ *
+ * <<Broadcom-WL-IPTag/Dual:>>
+ */
+#ifndef _wl_cfgp2p_h_
+#define _wl_cfgp2p_h_
+#include <802.11.h>
+#include <p2p.h>
+
+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];
+ timer_list_compat_t 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 {
+ const 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 "[dhd] CFGP2P-INFO2) "
+#else
+#define CFGP2P_ERROR_TEXT "[dhd] CFGP2P-ERROR) "
+#endif /* CUSTOMER_HW4_DEBUG */
+
+#ifdef DHD_LOG_DUMP
+#define CFGP2P_ERR_MSG(x, args...) \
+ do { \
+ if (wl_dbg_level & WL_DBG_ERR) { \
+ printk(KERN_INFO CFGP2P_ERROR_TEXT "%s : " x, __func__, ## args); \
+ DHD_LOG_DUMP_WRITE("[%s] %s: ", dhd_log_dump_get_timestamp(), __func__); \
+ DHD_LOG_DUMP_WRITE(x, ## args); \
+ } \
+ } while (0)
+#define CFGP2P_ERR(x) CFGP2P_ERR_MSG x
+#define CFGP2P_INFO_MSG(x, args...) \
+ do { \
+ if (wl_dbg_level & WL_DBG_INFO) { \
+ printk(KERN_INFO "[dhd] CFGP2P-INFO) %s : " x, __func__, ## args); \
+ DHD_LOG_DUMP_WRITE("[%s] %s: ", dhd_log_dump_get_timestamp(), __func__); \
+ DHD_LOG_DUMP_WRITE(x, ## args); \
+ } \
+ } while (0)
+#define CFGP2P_INFO(x) CFGP2P_INFO_MSG x
+#define CFGP2P_ACTION_MSG(x, args...) \
+ do { \
+ if (wl_dbg_level & WL_DBG_P2P_ACTION) { \
+ printk(KERN_INFO "[dhd] CFGP2P-ACTION) %s :" x, __func__, ## args); \
+ DHD_LOG_DUMP_WRITE("[%s] %s: ", dhd_log_dump_get_timestamp(), __func__); \
+ DHD_LOG_DUMP_WRITE(x, ## args); \
+ } \
+ } while (0)
+#define CFGP2P_ACTION(x) CFGP2P_ACTION_MSG x
+#else
+#define CFGP2P_ERR_MSG(x, args...) \
+ do { \
+ if (wl_dbg_level & WL_DBG_ERR) { \
+ printk(KERN_INFO CFGP2P_ERROR_TEXT "%s : " x, __func__, ## args); \
+ } \
+ } while (0)
+#define CFGP2P_ERR(x) CFGP2P_ERR_MSG x
+#define CFGP2P_INFO_MSG(x, args...) \
+ do { \
+ if (wl_dbg_level & WL_DBG_INFO) { \
+ printk(KERN_INFO "[dhd] CFGP2P-INFO) %s : " x, __func__, ## args); \
+ } \
+ } while (0)
+#define CFGP2P_INFO(x) CFGP2P_INFO_MSG x
+#define CFGP2P_ACTION_MSG(x, args...) \
+ do { \
+ if (wl_dbg_level & WL_DBG_P2P_ACTION) { \
+ printk(KERN_INFO "[dhd] CFGP2P-ACTION) %s :" x, __func__, ## args); \
+ } \
+ } while (0)
+#define CFGP2P_ACTION(x) CFGP2P_ACTION_MSG x
+#endif /* DHD_LOG_DUMP */
+
+#define CFGP2P_DBG_MSG(x, args...) \
+ do { \
+ if (wl_dbg_level & WL_DBG_DBG) { \
+ printk(KERN_INFO "[dhd] CFGP2P-DEBUG) %s :" x, __func__, ## args); \
+ } \
+ } while (0)
+#define CFGP2P_DBG(x) CFGP2P_DBG_MSG x
+
+#define INIT_TIMER(timer, func, duration, extra_delay) \
+ do { \
+ init_timer_compat(timer, func, cfg); \
+ timer_expires(timer) = jiffies + msecs_to_jiffies(duration + extra_delay); \
+ add_timer(timer); \
+ } while (0);
+
+#if (LINUX_VERSION_CODE <= KERNEL_VERSION(3, 0, 8))
+#ifdef WL_SUPPORT_BACKPORTED_KPATCHES
+#undef WL_SUPPORT_BACKPORTED_KPATCHES
+#endif
+#endif
+
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(3, 2, 0))
+#ifdef WL_CFG80211_STA_EVENT
+#undef WL_CFG80211_STA_EVENT
+#endif
+#endif
+
+#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
+#ifdef WL_NEWCFG_PRIVCMD_SUPPORT
+#undef WL_NEWCFG_PRIVCMD_SUPPORT
+#endif
+#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 */
+
+/* If we take 10 or 30 as count value, operation
+ * may failed due to full scan and noisy environments.
+ * So, we choose 50 as the optimum value for P2P ECSA.
+ */
+#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_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 const wpa_ie_fixed_t *
+wl_cfgp2p_find_wpaie(const u8 *parse, u32 len);
+
+extern const wpa_ie_fixed_t *
+wl_cfgp2p_find_wpsie(const u8 *parse, u32 len);
+
+extern wifi_p2p_ie_t *
+wl_cfgp2p_find_p2pie(const u8 *parse, u32 len);
+
+extern const wifi_wfd_ie_t *
+wl_cfgp2p_find_wfdie(const 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 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 const u8 *
+wl_cfgp2p_retreive_p2pattrib(const void *buf, u8 element_id);
+
+extern const u8*
+wl_cfgp2p_find_attrib_in_all_p2p_Ies(const u8 *parse, u32 len, u32 attrib);
+
+extern const 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, const 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_TEMP_CHAN_5G 36
+#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))
+
+/* Min FW ver required to support chanspec
+ * instead of channel in actframe iovar.
+ */
+#define FW_MAJOR_VER_ACTFRAME_CHSPEC 14
+#endif /* _wl_cfgp2p_h_ */
projects / GitHub / LineageOS / G12 / android_hardware_amlogic_kernel-modules_dhd-driver.git / blobdiff