mirror of
https://github.com/AetherDroid/android_kernel_samsung_on5xelte.git
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140 lines
3.7 KiB
C
140 lines
3.7 KiB
C
/*
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* This file is part of wl12xx
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*
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* Copyright (C) 2012 Texas Instruments. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*
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*/
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#ifndef __WL12XX_SCAN_H__
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#define __WL12XX_SCAN_H__
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#include "../wlcore/wlcore.h"
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#include "../wlcore/cmd.h"
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#include "../wlcore/scan.h"
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#define WL12XX_MAX_CHANNELS_5GHZ 23
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struct basic_scan_params {
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/* Scan option flags (WL1271_SCAN_OPT_*) */
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__le16 scan_options;
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u8 role_id;
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/* Number of scan channels in the list (maximum 30) */
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u8 n_ch;
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/* This field indicates the number of probe requests to send
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per channel for an active scan */
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u8 n_probe_reqs;
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u8 tid_trigger;
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u8 ssid_len;
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u8 use_ssid_list;
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/* Rate bit field for sending the probes */
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__le32 tx_rate;
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u8 ssid[IEEE80211_MAX_SSID_LEN];
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/* Band to scan */
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u8 band;
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u8 scan_tag;
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u8 padding2[2];
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} __packed;
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struct basic_scan_channel_params {
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/* Duration in TU to wait for frames on a channel for active scan */
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__le32 min_duration;
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__le32 max_duration;
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__le32 bssid_lsb;
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__le16 bssid_msb;
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u8 early_termination;
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u8 tx_power_att;
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u8 channel;
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/* FW internal use only! */
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u8 dfs_candidate;
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u8 activity_detected;
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u8 pad;
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} __packed;
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struct wl1271_cmd_scan {
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struct wl1271_cmd_header header;
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struct basic_scan_params params;
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struct basic_scan_channel_params channels[WL1271_SCAN_MAX_CHANNELS];
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/* src mac address */
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u8 addr[ETH_ALEN];
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u8 padding[2];
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} __packed;
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struct wl1271_cmd_sched_scan_config {
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struct wl1271_cmd_header header;
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__le32 intervals[SCAN_MAX_CYCLE_INTERVALS];
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s8 rssi_threshold; /* for filtering (in dBm) */
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s8 snr_threshold; /* for filtering (in dB) */
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u8 cycles; /* maximum number of scan cycles */
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u8 report_after; /* report when this number of results are received */
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u8 terminate; /* stop scanning after reporting */
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u8 tag;
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u8 bss_type; /* for filtering */
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u8 filter_type;
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u8 ssid_len; /* For SCAN_SSID_FILTER_SPECIFIC */
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u8 ssid[IEEE80211_MAX_SSID_LEN];
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u8 n_probe_reqs; /* Number of probes requests per channel */
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u8 passive[SCAN_MAX_BANDS];
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u8 active[SCAN_MAX_BANDS];
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u8 dfs;
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u8 n_pactive_ch; /* number of pactive (passive until fw detects energy)
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channels in BG band */
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u8 role_id;
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u8 padding[1];
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struct conn_scan_ch_params channels_2[MAX_CHANNELS_2GHZ];
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struct conn_scan_ch_params channels_5[WL12XX_MAX_CHANNELS_5GHZ];
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struct conn_scan_ch_params channels_4[MAX_CHANNELS_4GHZ];
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} __packed;
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struct wl1271_cmd_sched_scan_start {
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struct wl1271_cmd_header header;
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u8 tag;
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u8 role_id;
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u8 padding[2];
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} __packed;
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struct wl1271_cmd_sched_scan_stop {
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struct wl1271_cmd_header header;
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u8 tag;
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u8 role_id;
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u8 padding[2];
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} __packed;
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int wl12xx_scan_start(struct wl1271 *wl, struct wl12xx_vif *wlvif,
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struct cfg80211_scan_request *req);
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int wl12xx_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif);
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void wl12xx_scan_completed(struct wl1271 *wl, struct wl12xx_vif *wlvif);
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int wl12xx_sched_scan_start(struct wl1271 *wl, struct wl12xx_vif *wlvif,
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struct cfg80211_sched_scan_request *req,
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struct ieee80211_scan_ies *ies);
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void wl12xx_scan_sched_scan_stop(struct wl1271 *wl, struct wl12xx_vif *wlvif);
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#endif
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