diff options
Diffstat (limited to 'drivers/net/wireless/bcmdhd/dhd_pno.h')
| -rw-r--r-- | drivers/net/wireless/bcmdhd/dhd_pno.h | 253 |
1 files changed, 253 insertions, 0 deletions
diff --git a/drivers/net/wireless/bcmdhd/dhd_pno.h b/drivers/net/wireless/bcmdhd/dhd_pno.h new file mode 100644 index 0000000..e7d594c --- /dev/null +++ b/drivers/net/wireless/bcmdhd/dhd_pno.h @@ -0,0 +1,253 @@ +/* + * Header file of Broadcom Dongle Host Driver (DHD) + * Prefered Network Offload code and Wi-Fi Location Service(WLS) code. + * Copyright (C) 1999-2014, 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: dhd_pno.h 423669 2013-09-18 13:01:55Z $ + */ + +#ifndef __DHD_PNO_H__ +#define __DHD_PNO_H__ + +#if defined(PNO_SUPPORT) +#define PNO_TLV_PREFIX 'S' +#define PNO_TLV_VERSION '1' +#define PNO_TLV_SUBTYPE_LEGACY_PNO '2' +#define PNO_TLV_RESERVED '0' + +#define PNO_BATCHING_SET "SET" +#define PNO_BATCHING_GET "GET" +#define PNO_BATCHING_STOP "STOP" + +#define PNO_PARAMS_DELIMETER " " +#define PNO_PARAM_CHANNEL_DELIMETER "," +#define PNO_PARAM_VALUE_DELLIMETER '=' +#define PNO_PARAM_SCANFREQ "SCANFREQ" +#define PNO_PARAM_BESTN "BESTN" +#define PNO_PARAM_MSCAN "MSCAN" +#define PNO_PARAM_CHANNEL "CHANNEL" +#define PNO_PARAM_RTT "RTT" + +#define PNO_TLV_TYPE_SSID_IE 'S' +#define PNO_TLV_TYPE_TIME 'T' +#define PNO_TLV_FREQ_REPEAT 'R' +#define PNO_TLV_FREQ_EXPO_MAX 'M' + +#define MAXNUM_SSID_PER_ADD 16 +#define MAXNUM_PNO_PARAMS 2 +#define PNO_TLV_COMMON_LENGTH 1 +#define DEFAULT_BATCH_MSCAN 16 + +#define RESULTS_END_MARKER "----\n" +#define SCAN_END_MARKER "####\n" +#define AP_END_MARKER "====\n" + +enum scan_status { + /* SCAN ABORT by other scan */ + PNO_STATUS_ABORT, + /* RTT is presence or not */ + PNO_STATUS_RTT_PRESENCE, + /* Disable PNO by Driver */ + PNO_STATUS_DISABLE, + /* NORMAL BATCHING GET */ + PNO_STATUS_NORMAL, + /* WLC_E_PFN_BEST_BATCHING */ + PNO_STATUS_EVENT, + PNO_STATUS_MAX +}; +#define PNO_STATUS_ABORT_MASK 0x0001 +#define PNO_STATUS_RTT_MASK 0x0002 +#define PNO_STATUS_DISABLE_MASK 0x0004 +#define PNO_STATUS_OOM_MASK 0x0010 + +enum index_mode { + INDEX_OF_LEGACY_PARAMS, + INDEX_OF_BATCH_PARAMS, + INDEX_OF_HOTLIST_PARAMS, + INDEX_MODE_MAX +}; +enum dhd_pno_status { + DHD_PNO_DISABLED, + DHD_PNO_ENABLED, + DHD_PNO_SUSPEND +}; +typedef struct cmd_tlv { + char prefix; + char version; + char subtype; + char reserved; +} cmd_tlv_t; +typedef enum dhd_pno_mode { + /* Wi-Fi Legacy PNO Mode */ + DHD_PNO_NONE_MODE = 0, + DHD_PNO_LEGACY_MODE = (1 << (0)), + /* Wi-Fi Android BATCH SCAN Mode */ + DHD_PNO_BATCH_MODE = (1 << (1)), + /* Wi-Fi Android Hotlist SCAN Mode */ + DHD_PNO_HOTLIST_MODE = (1 << (2)) +} dhd_pno_mode_t; +struct dhd_pno_ssid { + uint32 SSID_len; + uchar SSID[DOT11_MAX_SSID_LEN]; + struct list_head list; +}; +struct dhd_pno_bssid { + struct ether_addr macaddr; + /* Bit4: suppress_lost, Bit3: suppress_found */ + uint16 flags; + struct list_head list; +}; +typedef struct dhd_pno_bestnet_entry { + struct ether_addr BSSID; + uint8 SSID_len; + uint8 SSID[DOT11_MAX_SSID_LEN]; + int8 RSSI; + uint8 channel; + uint32 timestamp; + uint16 rtt0; /* distance_cm based on RTT */ + uint16 rtt1; /* distance_cm based on sample standard deviation */ + unsigned long recorded_time; + struct list_head list; +} dhd_pno_bestnet_entry_t; +#define BESTNET_ENTRY_SIZE (sizeof(dhd_pno_bestnet_entry_t)) + +typedef struct dhd_pno_bestnet_header { + struct dhd_pno_bestnet_header *next; + uint8 reason; + uint32 tot_cnt; + uint32 tot_size; + struct list_head entry_list; +} dhd_pno_best_header_t; +#define BEST_HEADER_SIZE (sizeof(dhd_pno_best_header_t)) + +typedef struct dhd_pno_scan_results { + dhd_pno_best_header_t *bestnetheader; + uint8 cnt_header; + struct list_head list; +} dhd_pno_scan_results_t; +#define SCAN_RESULTS_SIZE (sizeof(dhd_pno_scan_results_t)) + +struct dhd_pno_get_batch_info { + /* info related to get batch */ + char *buf; + bool batch_started; + uint32 tot_scan_cnt; + uint32 expired_tot_scan_cnt; + uint32 top_node_cnt; + uint32 bufsize; + uint32 bytes_written; + int reason; + struct list_head scan_results_list; + struct list_head expired_scan_results_list; +}; +struct dhd_pno_legacy_params { + uint16 scan_fr; + uint16 chan_list[WL_NUMCHANNELS]; + uint16 nchan; + int pno_repeat; + int pno_freq_expo_max; + int nssid; + struct list_head ssid_list; +}; +struct dhd_pno_batch_params { + int32 scan_fr; + uint8 bestn; + uint8 mscan; + uint8 band; + uint16 chan_list[WL_NUMCHANNELS]; + uint16 nchan; + uint16 rtt; + struct dhd_pno_get_batch_info get_batch; +}; +struct dhd_pno_hotlist_params { + uint8 band; + int32 scan_fr; + uint16 chan_list[WL_NUMCHANNELS]; + uint16 nchan; + uint16 nbssid; + struct list_head bssid_list; +}; +typedef union dhd_pno_params { + struct dhd_pno_legacy_params params_legacy; + struct dhd_pno_batch_params params_batch; + struct dhd_pno_hotlist_params params_hotlist; +} dhd_pno_params_t; +typedef struct dhd_pno_status_info { + dhd_pub_t *dhd; + struct work_struct work; + struct mutex pno_mutex; + struct completion get_batch_done; + bool wls_supported; /* wifi location service supported or not */ + enum dhd_pno_status pno_status; + enum dhd_pno_mode pno_mode; + dhd_pno_params_t pno_params_arr[INDEX_MODE_MAX]; + struct list_head head_list; +} dhd_pno_status_info_t; + +/* wrapper functions */ +extern int +dhd_dev_pno_enable(struct net_device *dev, int enable); + +extern int +dhd_dev_pno_stop_for_ssid(struct net_device *dev); + +extern int +dhd_dev_pno_set_for_ssid(struct net_device *dev, wlc_ssid_t* ssids_local, int nssid, + uint16 scan_fr, int pno_repeat, int pno_freq_expo_max, uint16 *channel_list, int nchan); + +extern int +dhd_dev_pno_set_for_batch(struct net_device *dev, + struct dhd_pno_batch_params *batch_params); + +extern int +dhd_dev_pno_get_for_batch(struct net_device *dev, char *buf, int bufsize); + +extern int +dhd_dev_pno_stop_for_batch(struct net_device *dev); + +extern int +dhd_dev_pno_set_for_hotlist(struct net_device *dev, wl_pfn_bssid_t *p_pfn_bssid, + struct dhd_pno_hotlist_params *hotlist_params); + +/* dhd pno fuctions */ +extern int dhd_pno_stop_for_ssid(dhd_pub_t *dhd); +extern int dhd_pno_enable(dhd_pub_t *dhd, int enable); +extern int dhd_pno_set_for_ssid(dhd_pub_t *dhd, wlc_ssid_t* ssid_list, int nssid, + uint16 scan_fr, int pno_repeat, int pno_freq_expo_max, uint16 *channel_list, int nchan); + +extern int dhd_pno_set_for_batch(dhd_pub_t *dhd, struct dhd_pno_batch_params *batch_params); + +extern int dhd_pno_get_for_batch(dhd_pub_t *dhd, char *buf, int bufsize, int reason); + + +extern int dhd_pno_stop_for_batch(dhd_pub_t *dhd); + +extern int dhd_pno_set_for_hotlist(dhd_pub_t *dhd, wl_pfn_bssid_t *p_pfn_bssid, + struct dhd_pno_hotlist_params *hotlist_params); + +extern int dhd_pno_stop_for_hotlist(dhd_pub_t *dhd); + +extern int dhd_pno_event_handler(dhd_pub_t *dhd, wl_event_msg_t *event, void *event_data); +extern int dhd_pno_init(dhd_pub_t *dhd); +extern int dhd_pno_deinit(dhd_pub_t *dhd); +#endif + +#endif /* __DHD_PNO_H__ */ |