drivers/net/wireless/rockchip_wlan/rkwifi/bcmdhd/wl_cfgp2p.h

   1 /*
   2  * Linux cfgp2p driver
   3  *
   4  * Copyright (C) 1999-2016, Broadcom Corporation
   5  *
   6  *      Unless you and Broadcom execute a separate written software license
   7  * agreement governing use of this software, this software is licensed to you
   8  * under the terms of the GNU General Public License version 2 (the "GPL"),
   9  * available at http://www.broadcom.com/licenses/GPLv2.php, with the
  10  * following added to such license:
  11  *
  12  *      As a special exception, the copyright holders of this software give you
  13  * permission to link this software with independent modules, and to copy and
  14  * distribute the resulting executable under terms of your choice, provided that
  15  * you also meet, for each linked independent module, the terms and conditions of
  16  * the license of that module.  An independent module is a module which is not
  17  * derived from this software.  The special exception does not apply to any
  18  * modifications of the software.
  19  *
  20  *      Notwithstanding the above, under no circumstances may you combine this
  21  * software in any way with any other Broadcom software provided under a license
  22  * other than the GPL, without Broadcom's express prior written consent.
  23  *
  24  *
  25  * <<Broadcom-WL-IPTag/Open:>>
  26  *
  27  * $Id: wl_cfgp2p.h 608203 2015-12-24 05:30:44Z $
  28  */
  29 #ifndef _wl_cfgp2p_h_
  30 #define _wl_cfgp2p_h_
  31 #include <proto/802.11.h>
  32 #include <proto/p2p.h>
  33
  34 struct bcm_cfg80211;
  35 extern u32 wl_dbg_level;
  36
  37 typedef struct wifi_p2p_ie wifi_wfd_ie_t;
  38 /* Enumeration of the usages of the BSSCFGs used by the P2P Library.  Do not
  39  * confuse this with a bsscfg index.  This value is an index into the
  40  * saved_ie[] array of structures which in turn contains a bsscfg index field.
  41  */
  42 typedef enum {
  43         P2PAPI_BSSCFG_PRIMARY, /* maps to driver's primary bsscfg */
  44         P2PAPI_BSSCFG_DEVICE, /* maps to driver's P2P device discovery bsscfg */
  45         P2PAPI_BSSCFG_CONNECTION1, /* maps to driver's P2P connection bsscfg */
  46         P2PAPI_BSSCFG_CONNECTION2,
  47         P2PAPI_BSSCFG_MAX
  48 } p2p_bsscfg_type_t;
  49
  50 typedef enum {
  51         P2P_SCAN_PURPOSE_MIN,
  52         P2P_SCAN_SOCIAL_CHANNEL, /* scan for social channel */
  53         P2P_SCAN_AFX_PEER_NORMAL, /* scan for action frame search */
  54         P2P_SCAN_AFX_PEER_REDUCED, /* scan for action frame search with short time */
  55         P2P_SCAN_DURING_CONNECTED, /* scan during connected status */
  56         P2P_SCAN_CONNECT_TRY, /* scan for connecting */
  57         P2P_SCAN_NORMAL, /* scan during not-connected status */
  58         P2P_SCAN_PURPOSE_MAX
  59 } p2p_scan_purpose_t;
  60
  61 /* vendor ies max buffer length for probe response or beacon */
  62 #define VNDR_IES_MAX_BUF_LEN    1400
  63 /* normal vendor ies buffer length */
  64 #define VNDR_IES_BUF_LEN                512
  65
  66 struct p2p_bss {
  67         s32 bssidx;
  68         struct net_device *dev;
  69         void *private_data;
  70         struct ether_addr mac_addr;
  71 };
  72
  73 struct p2p_info {
  74         bool on;    /* p2p on/off switch */
  75         bool scan;
  76         int16 search_state;
  77         s8 vir_ifname[IFNAMSIZ];
  78         unsigned long status;
  79         struct p2p_bss bss[P2PAPI_BSSCFG_MAX];
  80         struct timer_list listen_timer;
  81         wl_p2p_sched_t noa;
  82         wl_p2p_ops_t ops;
  83         wlc_ssid_t ssid;
  84         s8 p2p_go_count;
  85 };
  86
  87 #define MAX_VNDR_IE_NUMBER      10
  88
  89 struct parsed_vndr_ie_info {
  90         char *ie_ptr;
  91         u32 ie_len;     /* total length including id & length field */
  92         vndr_ie_t vndrie;
  93 };
  94
  95 struct parsed_vndr_ies {
  96         u32 count;
  97         struct parsed_vndr_ie_info ie_info[MAX_VNDR_IE_NUMBER];
  98 };
  99
 100 /* dongle status */
 101 enum wl_cfgp2p_status {
 102         WLP2P_STATUS_DISCOVERY_ON = 0,
 103         WLP2P_STATUS_SEARCH_ENABLED,
 104         WLP2P_STATUS_IF_ADDING,
 105         WLP2P_STATUS_IF_DELETING,
 106         WLP2P_STATUS_IF_CHANGING,
 107         WLP2P_STATUS_IF_CHANGED,
 108         WLP2P_STATUS_LISTEN_EXPIRED,
 109         WLP2P_STATUS_ACTION_TX_COMPLETED,
 110         WLP2P_STATUS_ACTION_TX_NOACK,
 111         WLP2P_STATUS_SCANNING,
 112         WLP2P_STATUS_GO_NEG_PHASE,
 113         WLP2P_STATUS_DISC_IN_PROGRESS
 114 };
 115
 116
 117 #define wl_to_p2p_bss_ndev(cfg, type)           ((cfg)->p2p->bss[type].dev)
 118 #define wl_to_p2p_bss_bssidx(cfg, type)         ((cfg)->p2p->bss[type].bssidx)
 119 #define wl_to_p2p_bss_macaddr(cfg, type)     &((cfg)->p2p->bss[type].mac_addr)
 120 #define wl_to_p2p_bss_saved_ie(cfg, type)       ((cfg)->p2p->bss[type].saved_ie)
 121 #define wl_to_p2p_bss_private(cfg, type)                ((cfg)->p2p->bss[type].private_data)
 122 #define wl_to_p2p_bss(cfg, type)                        ((cfg)->p2p->bss[type])
 123 #define wl_get_p2p_status(cfg, stat) ((!(cfg)->p2p_supported) ? 0 : \
 124                 test_bit(WLP2P_STATUS_ ## stat, &(cfg)->p2p->status))
 125 #define wl_set_p2p_status(cfg, stat) ((!(cfg)->p2p_supported) ? 0 : \
 126                 set_bit(WLP2P_STATUS_ ## stat, &(cfg)->p2p->status))
 127 #define wl_clr_p2p_status(cfg, stat) ((!(cfg)->p2p_supported) ? 0 : \
 128                 clear_bit(WLP2P_STATUS_ ## stat, &(cfg)->p2p->status))
 129 #define wl_chg_p2p_status(cfg, stat) ((!(cfg)->p2p_supported) ? 0 : \
 130         change_bit(WLP2P_STATUS_ ## stat, &(cfg)->p2p->status))
 131 #define p2p_on(cfg) ((cfg)->p2p->on)
 132 #define p2p_scan(cfg) ((cfg)->p2p->scan)
 133 #define p2p_is_on(cfg) ((cfg)->p2p && (cfg)->p2p->on)
 134
 135 /* dword align allocation */
 136 #define WLC_IOCTL_MAXLEN 8192
 137
 138 #ifdef CUSTOMER_HW4_DEBUG
 139 #define CFGP2P_ERROR_TEXT               "CFGP2P-INFO2) "
 140 #else
 141 #define CFGP2P_ERROR_TEXT               "CFGP2P-ERROR) "
 142 #endif /* CUSTOMER_HW4_DEBUG */
 143
 144 #ifdef DHD_LOG_DUMP
 145 #define CFGP2P_ERR(args)                                                                        \
 146         do {                                                                            \
 147                 if (wl_dbg_level & WL_DBG_ERR) {                                \
 148                         printk(KERN_INFO CFGP2P_ERROR_TEXT "%s : ", __func__);  \
 149                         printk args;                                            \
 150                         dhd_log_dump_print("[%s] %s: ", \
 151                         dhd_log_dump_get_timestamp(), __func__);        \
 152                         dhd_log_dump_print args;        \
 153                 }                                                                       \
 154         } while (0)
 155 #else
 156 #define CFGP2P_ERR(args)                                                                        \
 157         do {                                                                            \
 158                 if (wl_dbg_level & WL_DBG_ERR) {                                \
 159                         printk(KERN_INFO CFGP2P_ERROR_TEXT "%s : ", __func__);  \
 160                         printk args;                                            \
 161                 }                                                                       \
 162         } while (0)
 163 #endif /* DHD_LOG_DUMP */
 164 #define CFGP2P_INFO(args)                                                                       \
 165         do {                                                                            \
 166                 if (wl_dbg_level & WL_DBG_INFO) {                               \
 167                         printk(KERN_INFO "CFGP2P-INFO) %s : ", __func__);       \
 168                         printk args;                                            \
 169                 }                                                                       \
 170         } while (0)
 171 #define CFGP2P_DBG(args)                                                                \
 172         do {                                                                    \
 173                 if (wl_dbg_level & WL_DBG_DBG) {                        \
 174                         printk(KERN_INFO "CFGP2P-DEBUG) %s :", __func__);       \
 175                         printk args;                                                    \
 176                 }                                                                       \
 177         } while (0)
 178
 179 #define CFGP2P_ACTION(args)                                                             \
 180         do {                                                                    \
 181                 if (wl_dbg_level & WL_DBG_P2P_ACTION) {                 \
 182                         printk(KERN_INFO "CFGP2P-ACTION) %s :", __func__);      \
 183                         printk args;                                                    \
 184                 }                                                                       \
 185         } while (0)
 186 #define INIT_TIMER(timer, func, duration, extra_delay)  \
 187         do {                               \
 188                 init_timer(timer); \
 189                 timer->function = func; \
 190                 timer->expires = jiffies + msecs_to_jiffies(duration + extra_delay); \
 191                 timer->data = (unsigned long) cfg; \
 192                 add_timer(timer); \
 193         } while (0);
 194
 195 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0)) && !defined(WL_CFG80211_P2P_DEV_IF)
 196 #define WL_CFG80211_P2P_DEV_IF
 197
 198 #ifdef WL_ENABLE_P2P_IF
 199 #undef WL_ENABLE_P2P_IF
 200 #endif
 201
 202 #ifdef WL_SUPPORT_BACKPORTED_KPATCHES
 203 #undef WL_SUPPORT_BACKPORTED_KPATCHES
 204 #endif
 205 #else
 206 #ifdef WLP2P
 207 #ifndef WL_ENABLE_P2P_IF
 208 /* Enable P2P network Interface if P2P support is enabled */
 209 #define WL_ENABLE_P2P_IF
 210 #endif /* WL_ENABLE_P2P_IF */
 211 #endif /* WLP2P */
 212 #endif /* (LINUX_VERSION >= VERSION(3, 8, 0)) */
 213
 214 #ifndef WL_CFG80211_P2P_DEV_IF
 215 #endif /* WL_CFG80211_P2P_DEV_IF */
 216
 217 #if defined(WL_ENABLE_P2P_IF) && (defined(WL_CFG80211_P2P_DEV_IF) || \
 218         (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0)))
 219 #error Disable 'WL_ENABLE_P2P_IF', if 'WL_CFG80211_P2P_DEV_IF' is enabled \
 220         or kernel version is 3.8.0 or above
 221 #endif /* WL_ENABLE_P2P_IF && (WL_CFG80211_P2P_DEV_IF || (LINUX_VERSION >= VERSION(3, 8, 0))) */
 222
 223 #if !defined(WLP2P) && (defined(WL_ENABLE_P2P_IF) || defined(WL_CFG80211_P2P_DEV_IF))
 224 #error WLP2P not defined
 225 #endif /* !WLP2P && (WL_ENABLE_P2P_IF || WL_CFG80211_P2P_DEV_IF) */
 226
 227 #if defined(WL_CFG80211_P2P_DEV_IF)
 228 #define bcm_struct_cfgdev       struct wireless_dev
 229 #else
 230 #define bcm_struct_cfgdev       struct net_device
 231 #endif /* WL_CFG80211_P2P_DEV_IF */
 232
 233 #define P2P_ECSA_CNT 50
 234
 235 extern void
 236 wl_cfgp2p_listen_expired(unsigned long data);
 237 extern bool
 238 wl_cfgp2p_is_pub_action(void *frame, u32 frame_len);
 239 extern bool
 240 wl_cfgp2p_is_p2p_action(void *frame, u32 frame_len);
 241 extern bool
 242 wl_cfgp2p_is_gas_action(void *frame, u32 frame_len);
 243 extern bool
 244 wl_cfgp2p_find_gas_subtype(u8 subtype, u8* data, u32 len);
 245 extern bool
 246 wl_cfgp2p_is_p2p_gas_action(void *frame, u32 frame_len);
 247 extern void
 248 wl_cfgp2p_print_actframe(bool tx, void *frame, u32 frame_len, u32 channel);
 249 extern s32
 250 wl_cfgp2p_init_priv(struct bcm_cfg80211 *cfg);
 251 extern void
 252 wl_cfgp2p_deinit_priv(struct bcm_cfg80211 *cfg);
 253 extern s32
 254 wl_cfgp2p_set_firm_p2p(struct bcm_cfg80211 *cfg);
 255 extern s32
 256 wl_cfgp2p_set_p2p_mode(struct bcm_cfg80211 *cfg, u8 mode,
 257             u32 channel, u16 listen_ms, int bssidx);
 258 extern s32
 259 wl_cfgp2p_ifadd(struct bcm_cfg80211 *cfg, struct ether_addr *mac, u8 if_type,
 260             chanspec_t chspec);
 261 extern s32
 262 wl_cfgp2p_ifdisable(struct bcm_cfg80211 *cfg, struct ether_addr *mac);
 263 extern s32
 264 wl_cfgp2p_ifdel(struct bcm_cfg80211 *cfg, struct ether_addr *mac);
 265 extern s32
 266 wl_cfgp2p_ifchange(struct bcm_cfg80211 *cfg, struct ether_addr *mac, u8 if_type,
 267         chanspec_t chspec, s32 conn_idx);
 268
 269 extern s32
 270 wl_cfgp2p_ifidx(struct bcm_cfg80211 *cfg, struct ether_addr *mac, s32 *index);
 271
 272 extern s32
 273 wl_cfgp2p_init_discovery(struct bcm_cfg80211 *cfg);
 274 extern s32
 275 wl_cfgp2p_enable_discovery(struct bcm_cfg80211 *cfg, struct net_device *dev, const u8 *ie,
 276         u32 ie_len);
 277 extern s32
 278 wl_cfgp2p_disable_discovery(struct bcm_cfg80211 *cfg);
 279 extern s32
 280 wl_cfgp2p_escan(struct bcm_cfg80211 *cfg, struct net_device *dev, u16 active, u32 num_chans,
 281         u16 *channels,
 282         s32 search_state, u16 action, u32 bssidx, struct ether_addr *tx_dst_addr,
 283         p2p_scan_purpose_t p2p_scan_purpose);
 284
 285 extern s32
 286 wl_cfgp2p_act_frm_search(struct bcm_cfg80211 *cfg, struct net_device *ndev,
 287         s32 bssidx, s32 channel, struct ether_addr *tx_dst_addr);
 288
 289 extern wpa_ie_fixed_t *
 290 wl_cfgp2p_find_wpaie(u8 *parse, u32 len);
 291
 292 extern wpa_ie_fixed_t *
 293 wl_cfgp2p_find_wpsie(u8 *parse, u32 len);
 294
 295 extern wifi_p2p_ie_t *
 296 wl_cfgp2p_find_p2pie(u8 *parse, u32 len);
 297
 298 extern wifi_wfd_ie_t *
 299 wl_cfgp2p_find_wfdie(u8 *parse, u32 len);
 300 extern s32
 301 wl_cfgp2p_set_management_ie(struct bcm_cfg80211 *cfg, struct net_device *ndev, s32 bssidx,
 302             s32 pktflag, const u8 *vndr_ie, u32 vndr_ie_len);
 303 extern s32
 304 wl_cfgp2p_clear_management_ie(struct bcm_cfg80211 *cfg, s32 bssidx);
 305
 306 extern struct net_device *
 307 wl_cfgp2p_find_ndev(struct bcm_cfg80211 *cfg, s32 bssidx);
 308 extern s32
 309 wl_cfgp2p_find_type(struct bcm_cfg80211 *cfg, s32 bssidx, s32 *type);
 310
 311
 312 extern s32
 313 wl_cfgp2p_listen_complete(struct bcm_cfg80211 *cfg, bcm_struct_cfgdev *cfgdev,
 314         const wl_event_msg_t *e, void *data);
 315 extern s32
 316 wl_cfgp2p_discover_listen(struct bcm_cfg80211 *cfg, s32 channel, u32 duration_ms);
 317
 318 extern s32
 319 wl_cfgp2p_discover_enable_search(struct bcm_cfg80211 *cfg, u8 enable);
 320
 321 extern s32
 322 wl_cfgp2p_action_tx_complete(struct bcm_cfg80211 *cfg, bcm_struct_cfgdev *cfgdev,
 323         const wl_event_msg_t *e, void *data);
 324
 325 extern s32
 326 wl_cfgp2p_tx_action_frame(struct bcm_cfg80211 *cfg, struct net_device *dev,
 327         wl_af_params_t *af_params, s32 bssidx);
 328
 329 extern void
 330 wl_cfgp2p_generate_bss_mac(struct bcm_cfg80211 *cfg, struct ether_addr *primary_addr);
 331
 332 extern void
 333 wl_cfg80211_change_ifaddr(u8* buf, struct ether_addr *p2p_int_addr, u8 element_id);
 334 extern bool
 335 wl_cfgp2p_bss_isup(struct net_device *ndev, int bsscfg_idx);
 336
 337 extern s32
 338 wl_cfgp2p_bss(struct bcm_cfg80211 *cfg, struct net_device *ndev, s32 bsscfg_idx, s32 up);
 339
 340
 341 extern s32
 342 wl_cfgp2p_supported(struct bcm_cfg80211 *cfg, struct net_device *ndev);
 343
 344 extern s32
 345 wl_cfgp2p_down(struct bcm_cfg80211 *cfg);
 346
 347 extern s32
 348 wl_cfgp2p_set_p2p_noa(struct bcm_cfg80211 *cfg, struct net_device *ndev, char* buf, int len);
 349
 350 extern s32
 351 wl_cfgp2p_get_p2p_noa(struct bcm_cfg80211 *cfg, struct net_device *ndev, char* buf, int len);
 352
 353 extern s32
 354 wl_cfgp2p_set_p2p_ps(struct bcm_cfg80211 *cfg, struct net_device *ndev, char* buf, int len);
 355
 356 extern s32
 357 wl_cfgp2p_set_p2p_ecsa(struct bcm_cfg80211 *cfg, struct net_device *ndev, char* buf, int len);
 358
 359 extern u8 *
 360 wl_cfgp2p_retreive_p2pattrib(void *buf, u8 element_id);
 361
 362 extern u8*
 363 wl_cfgp2p_find_attrib_in_all_p2p_Ies(u8 *parse, u32 len, u32 attrib);
 364
 365 extern u8 *
 366 wl_cfgp2p_retreive_p2p_dev_addr(wl_bss_info_t *bi, u32 bi_length);
 367
 368 extern s32
 369 wl_cfgp2p_register_ndev(struct bcm_cfg80211 *cfg);
 370
 371 extern s32
 372 wl_cfgp2p_unregister_ndev(struct bcm_cfg80211 *cfg);
 373
 374 extern bool
 375 wl_cfgp2p_is_ifops(const struct net_device_ops *if_ops);
 376
 377 extern u32
 378 wl_cfgp2p_vndr_ie(struct bcm_cfg80211 *cfg, u8 *iebuf, s32 pktflag,
 379         s8 *oui, s32 ie_id, s8 *data, s32 datalen, const s8* add_del_cmd);
 380
 381 extern int wl_cfgp2p_get_conn_idx(struct bcm_cfg80211 *cfg);
 382
 383 extern
 384 int wl_cfg_multip2p_operational(struct bcm_cfg80211 *cfg);
 385
 386 extern
 387 int wl_cfgp2p_vif_created(struct bcm_cfg80211 *cfg);
 388
 389 #if defined(WL_CFG80211_P2P_DEV_IF)
 390 extern struct wireless_dev *
 391 wl_cfgp2p_add_p2p_disc_if(struct bcm_cfg80211 *cfg);
 392
 393 extern int
 394 wl_cfgp2p_start_p2p_device(struct wiphy *wiphy, struct wireless_dev *wdev);
 395
 396 extern void
 397 wl_cfgp2p_stop_p2p_device(struct wiphy *wiphy, struct wireless_dev *wdev);
 398
 399 extern int
 400 wl_cfgp2p_del_p2p_disc_if(struct wireless_dev *wdev, struct bcm_cfg80211 *cfg);
 401
 402 #endif /* WL_CFG80211_P2P_DEV_IF */
 403
 404 extern void
 405 wl_cfgp2p_need_wait_actfrmae(struct bcm_cfg80211 *cfg, void *frame, u32 frame_len, bool tx);
 406
 407 extern int
 408 wl_cfgp2p_is_p2p_specific_scan(struct cfg80211_scan_request *request);
 409
 410 /* WiFi Direct */
 411 #define SOCIAL_CHAN_1 1
 412 #define SOCIAL_CHAN_2 6
 413 #define SOCIAL_CHAN_3 11
 414 #define IS_P2P_SOCIAL_CHANNEL(channel) ((channel == SOCIAL_CHAN_1) || \
 415                                         (channel == SOCIAL_CHAN_2) || \
 416                                         (channel == SOCIAL_CHAN_3))
 417 #define SOCIAL_CHAN_CNT 3
 418 #define AF_PEER_SEARCH_CNT 2
 419 #define WL_P2P_WILDCARD_SSID "DIRECT-"
 420 #define WL_P2P_WILDCARD_SSID_LEN 7
 421 #define WL_P2P_INTERFACE_PREFIX "p2p"
 422 #define WL_P2P_TEMP_CHAN 11
 423 #define WL_P2P_AF_STATUS_OFFSET 9
 424
 425 /* If the provision discovery is for JOIN operations,
 426  * or the device discoverablity frame is destined to GO
 427  * then we need not do an internal scan to find GO.
 428  */
 429 #define IS_ACTPUB_WITHOUT_GROUP_ID(p2p_ie, len) \
 430         (wl_cfgp2p_retreive_p2pattrib(p2p_ie, P2P_SEID_GROUP_ID) == NULL)
 431
 432 #define IS_GAS_REQ(frame, len) (wl_cfgp2p_is_gas_action(frame, len) && \
 433                                         ((frame->action == P2PSD_ACTION_ID_GAS_IREQ) || \
 434                                         (frame->action == P2PSD_ACTION_ID_GAS_CREQ)))
 435
 436 #define IS_P2P_PUB_ACT_RSP_SUBTYPE(subtype) ((subtype == P2P_PAF_GON_RSP) || \
 437                                                         ((subtype == P2P_PAF_GON_CONF) || \
 438                                                         (subtype == P2P_PAF_INVITE_RSP) || \
 439                                                         (subtype == P2P_PAF_PROVDIS_RSP)))
 440 #define IS_P2P_SOCIAL(ch) ((ch == SOCIAL_CHAN_1) || (ch == SOCIAL_CHAN_2) || (ch == SOCIAL_CHAN_3))
 441 #define IS_P2P_SSID(ssid, len) (!memcmp(ssid, WL_P2P_WILDCARD_SSID, WL_P2P_WILDCARD_SSID_LEN) && \
 442                                         (len == WL_P2P_WILDCARD_SSID_LEN))
 443 #endif                          /* _wl_cfgp2p_h_ */