| /* |
| * Copyright (c) 2017 The Linux Foundation. All rights reserved. |
| * |
| * 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. |
| */ |
| |
| /** |
| * DOC: declares driver functions interfacing with linux kernel |
| */ |
| |
| |
| #ifndef _WLAN_CFG80211_SCAN_H_ |
| #define _WLAN_CFG80211_SCAN_H_ |
| |
| #include <linux/version.h> |
| #include <linux/netdevice.h> |
| #include <net/cfg80211.h> |
| #include <qca_vendor.h> |
| #include <wlan_scan_public_structs.h> |
| #include <qdf_list.h> |
| #include <qdf_types.h> |
| #include <wlan_scan_ucfg_api.h> |
| |
| |
| /* Max number of scans allowed from userspace */ |
| #define WLAN_MAX_SCAN_COUNT 8 |
| |
| #ifdef WLAN_ENABLE_AGEIE_ON_SCAN_RESULTS |
| /* GPS application requirement */ |
| #define QCOM_VENDOR_IE_ID 221 |
| #define QCOM_OUI1 0x00 |
| #define QCOM_OUI2 0xA0 |
| #define QCOM_OUI3 0xC6 |
| #define QCOM_VENDOR_IE_AGE_TYPE 0x100 |
| #define QCOM_VENDOR_IE_AGE_LEN (sizeof(qcom_ie_age) - 2) |
| #define SCAN_DONE_EVENT_BUF_SIZE 4096 |
| #define INVAL_SCAN_ID 0xFFFFFFFF |
| #define INVAL_VDEV_ID 0xFFFFFFFF |
| #define INVAL_PDEV_ID 0xFFFFFFFF |
| |
| |
| /** |
| * typedef struct qcom_ie_age - age ie |
| * |
| * @element_id: Element id |
| * @len: Length |
| * @oui_1: OUI 1 |
| * @oui_2: OUI 2 |
| * @oui_3: OUI 3 |
| * @type: Type |
| * @age: Age |
| * @tsf_delta: tsf delta from FW |
| * @beacon_tsf: original beacon TSF |
| * @seq_ctrl: sequence control field |
| */ |
| typedef struct { |
| u8 element_id; |
| u8 len; |
| u8 oui_1; |
| u8 oui_2; |
| u8 oui_3; |
| u32 type; |
| u32 age; |
| u32 tsf_delta; |
| u64 beacon_tsf; |
| u16 seq_ctrl; |
| } __attribute__ ((packed)) qcom_ie_age; |
| #endif |
| |
| /** |
| * struct osif_scan_pdev - OS scan private strcutre |
| * scan_req_q: Scan request queue |
| * req_id: Scan request Id |
| */ |
| struct osif_scan_pdev{ |
| qdf_list_t scan_req_q; |
| wlan_scan_requester req_id; |
| }; |
| |
| /* |
| * enum scan_source - scan request source |
| * @NL_SCAN: Scan initiated from NL |
| * @VENDOR_SCAN: Scan intiated from vendor command |
| */ |
| enum scan_source { |
| NL_SCAN, |
| VENDOR_SCAN, |
| }; |
| |
| /** |
| * struct scan_req - Scan Request entry |
| * @node : List entry element |
| * @scan_request: scan request holder |
| * @scan_id: scan identifier used across host layers which is generated at WMI |
| * @source: scan request originator (NL/Vendor scan) |
| * |
| * Scan request linked list element |
| */ |
| struct scan_req { |
| qdf_list_node_t node; |
| struct cfg80211_scan_request *scan_request; |
| uint32_t scan_id; |
| uint8_t source; |
| }; |
| |
| |
| /** |
| * wlan_cfg80211_scan_priv_init() - API to initialize cfg80211 scan |
| * @pdev: Pointer to net device |
| * |
| * API to initialize cfg80211 scan module. |
| * |
| * Return: QDF_STATUS |
| */ |
| QDF_STATUS wlan_cfg80211_scan_priv_init(struct wlan_objmgr_pdev *pdev); |
| |
| /** |
| * wlan_cfg80211_scan() - API to process cfg80211 scan request |
| * @pdev: Pointer to pdev |
| * @request: Pointer to scan request |
| * @source: source of scan request |
| * |
| * API to trigger scan and update cfg80211 scan database. |
| * scan dump command can be used to fetch scan results |
| * on receipt of scan complete event. |
| * |
| * Return: 0 for success, non zero for failure |
| */ |
| int wlan_cfg80211_scan(struct wlan_objmgr_pdev *pdev, |
| struct cfg80211_scan_request *request, |
| uint8_t source); |
| |
| /** |
| * wlan_cfg80211_inform_bss_frame() - API to inform beacon to cfg80211 |
| * @pdev: Pointer to pdev |
| * @scan_params: scan entry |
| * @request: Pointer to scan request |
| * |
| * API to inform beacon to cfg80211 |
| * |
| * Return: void |
| */ |
| void wlan_cfg80211_inform_bss_frame(struct wlan_objmgr_pdev *pdev, |
| struct scan_cache_entry *scan_params); |
| |
| /** |
| * wlan_vendor_abort_scan() - API to vendor abort scan |
| * @pdev: Pointer to pdev |
| * @data: pointer to data |
| * @data_len: Data length |
| * |
| * API to abort scan through vendor command |
| * |
| * Return: 0 for success, non zero for failure |
| */ |
| int wlan_vendor_abort_scan(struct wlan_objmgr_pdev *pdev, |
| const void *data, int data_len); |
| |
| /** |
| * wlan_cfg80211_abort_scan() - API to abort scan through cfg80211 |
| * @pdev: Pointer to pdev |
| * |
| * API to abort scan through cfg80211 request |
| * |
| * Return: 0 for success, non zero for failure |
| */ |
| int wlan_cfg80211_abort_scan(struct wlan_objmgr_pdev *pdev); |
| |
| /** |
| * wlan_abort_scan() - Generic API to abort scan request |
| * @pdev: Pointer to pdev |
| * @pdev_id: pdev id |
| * @vdev_id: vdev id |
| * @scan_id: scan id |
| * |
| * Generic API to abort scans |
| * |
| * Return: 0 for success, non zero for failure |
| */ |
| QDF_STATUS wlan_abort_scan(struct wlan_objmgr_pdev *pdev, |
| uint32_t pdev_id, |
| uint32_t vdev_id, |
| wlan_scan_id scan_id); |
| |
| #endif |