/******************************************************************************
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*
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* Copyright(c) 2007 - 2022 Realtek Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* 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 WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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*****************************************************************************/
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#define _RTW_DFS_C_
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#include <drv_types.h>
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bool rtw_chset_is_dfs_range(const struct rtw_chset *chset, u32 hi, u32 lo)
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{
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enum band_type band = rtw_freq2band(hi);
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u8 hi_ch = rtw_freq2ch(hi);
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u8 lo_ch = rtw_freq2ch(lo);
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int i;
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for (i = 0; i < chset->chs_len; i++){
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if (!(chset->chs[i].flags & RTW_CHF_DFS))
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continue;
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if (band == chset->chs[i].band && hi_ch > chset->chs[i].ChannelNum && lo_ch < chset->chs[i].ChannelNum)
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return 1;
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}
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return 0;
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}
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#if CONFIG_ALLOW_FUNC_2G_5G_ONLY
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RTW_FUNC_2G_5G_ONLY bool rtw_chset_is_dfs_ch(const struct rtw_chset *chset, u8 ch)
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{
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int i;
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for (i = 0; i < chset->chs_len; i++){
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if (chset->chs[i].ChannelNum == ch)
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return chset->chs[i].flags & RTW_CHF_DFS ? 1 : 0;
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}
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return 0;
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}
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RTW_FUNC_2G_5G_ONLY bool rtw_chset_is_dfs_chbw(const struct rtw_chset *chset, u8 ch, u8 bw, u8 offset)
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{
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u32 hi, lo;
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if (!rtw_chbw_to_freq_range(ch, bw, offset, &hi, &lo))
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return 0;
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return rtw_chset_is_dfs_range(chset, hi, lo);
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}
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#endif
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bool rtw_chset_is_dfs_bch(const struct rtw_chset *chset, enum band_type band, u8 ch)
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{
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int i;
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for (i = 0; i < chset->chs_len; i++){
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if (chset->chs[i].band == band && chset->chs[i].ChannelNum == ch)
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return chset->chs[i].flags & RTW_CHF_DFS ? 1 : 0;
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}
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return 0;
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}
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bool rtw_chset_is_dfs_bchbw(const struct rtw_chset *chset, enum band_type band, u8 ch, u8 bw, u8 offset)
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{
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u32 hi, lo;
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if (!rtw_bchbw_to_freq_range(band, ch, bw, offset, &hi, &lo))
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return 0;
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return rtw_chset_is_dfs_range(chset, hi, lo);
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}
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#if CONFIG_DFS && CONFIG_IEEE80211_BAND_5GHZ
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static bool rtw_chset_get_dfs_frange(const struct rtw_chset *chset
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, enum band_type band, u8 ch, u8 bw, u8 offset, u32 *dfs_freq_hi, u32 *dfs_freq_lo)
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{
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u32 hi, lo;
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u32 freq;
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int i;
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*dfs_freq_hi = *dfs_freq_lo = 0;
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if (!rtw_bchbw_to_freq_range(band, ch, bw, offset, &hi, &lo)) {
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rtw_warn_on(1);
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return false;
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}
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for (i = 0; i < chset->chs_len; i++){
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if (!(chset->chs[i].flags & RTW_CHF_DFS))
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continue;
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freq = rtw_bch2freq(chset->chs[i].band, chset->chs[i].ChannelNum);
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if (!freq) {
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rtw_warn_on(1);
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continue;
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}
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if (!rtw_is_range_a_in_b(freq + 10, freq - 10, hi, lo))
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continue;
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rtw_range_merge(*dfs_freq_hi, *dfs_freq_lo, freq + 10, freq - 10);
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}
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return *dfs_freq_hi != 0;
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}
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#endif /* CONFIG_DFS && CONFIG_IEEE80211_BAND_5GHZ */
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enum rtw_dfs_regd rtw_rfctl_get_dfs_domain(struct rf_ctl_t *rfctl)
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{
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#ifdef CONFIG_DFS_MASTER
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return rfctl->dfs_region_domain;
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#else
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return RTW_DFS_REGD_NONE;
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#endif
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}
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bool rtw_rfctl_radar_detect_supported(struct rf_ctl_t *rfctl)
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{
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#ifdef CONFIG_DFS_MASTER
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enum rtw_dfs_regd domain = rtw_rfctl_get_dfs_domain(rfctl);
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return !RTW_DFS_REGD_IS_UNKNOWN(domain)
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&& rtw_dfs_hal_region_supported(rfctl_to_dvobj(rfctl), domain);
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#else
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return false;
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#endif
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}
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#ifdef CONFIG_DFS_MASTER
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bool rtw_rfctl_overlap_radar_detect_ch(struct rf_ctl_t *rfctl, enum band_type band, u8 ch, u8 bw, u8 offset)
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{
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bool ret = false;
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u8 rd_hwband;
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u32 hi = 0, lo = 0;
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u32 r_hi = 0, r_lo = 0;
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if (band != BAND_ON_5G || !rfctl->radar_detect_enabled)
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goto exit;
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if (rtw_bchbw_to_freq_range(band, ch, bw, offset, &hi, &lo) == _FALSE) {
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rtw_warn_on(1);
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goto exit;
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}
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rd_hwband = rfctl->radar_detect_hwband;
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if (rtw_is_range_overlap(hi, lo, rfctl->radar_detect_freq_hi[rd_hwband], rfctl->radar_detect_freq_lo[rd_hwband]))
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ret = true;
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exit:
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return ret;
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}
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bool rtw_rfctl_hwband_is_tx_blocked_by_ch_waiting(struct rf_ctl_t *rfctl, enum phl_band_idx hwband)
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{
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if (hwband >= HW_BAND_MAX)
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return false;
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if (IS_CH_WAITING(rfctl)) {
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enum band_type band;
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u8 ch, bw, offset;
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if (rtw_get_oper_bchbw_by_hwband(rfctl_to_dvobj(rfctl), hwband
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, &band, &ch, &bw, &offset) != _SUCCESS)
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return false;
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return rtw_rfctl_overlap_radar_detect_ch(rfctl
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, band, ch, bw, offset);
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}
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return false;
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}
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bool adapter_is_tx_blocked_by_ch_waiting(_adapter *adapter)
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{
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struct rf_ctl_t *rfctl = adapter_to_rfctl(adapter);
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struct _ADAPTER_LINK *alink = GET_PRIMARY_LINK(adapter);
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if (!alink)
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return false;
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return rtw_rfctl_hwband_is_tx_blocked_by_ch_waiting(rfctl, ALINK_GET_HWBAND(alink));
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}
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bool alink_is_tx_blocked_by_ch_waiting(struct _ADAPTER_LINK *alink)
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{
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_adapter *adapter = alink->adapter;
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struct rf_ctl_t *rfctl = adapter_to_rfctl(adapter);
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return rtw_rfctl_hwband_is_tx_blocked_by_ch_waiting(rfctl, ALINK_GET_HWBAND(alink));
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}
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/**
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* rtw_chset_update_cac_state_of_chs - update cac_done according to the given @band, @chs, @chs_len into @chset
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* @chset: the given channel set
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* @band: band of setting range
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* @chs: channel array of setting range
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* @chs_len: channel array length
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* @done: if CAC done
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*/
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static void rtw_chset_update_cac_state_of_chs(struct rtw_chset *chset
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, u8 chs[], u8 chs_len, bool done)
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{
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int i, j;
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for (i = 0; i < chset->chs_len; i++) {
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if (chset->chs[i].band != BAND_ON_5G)
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continue;
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for (j = 0; j < chs_len; j++) {
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if (chs[j] == 0)
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continue;
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if (chset->chs[i].ChannelNum == chs[j])
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chset->chs[i].cac_done = done;
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}
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}
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}
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/**
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* rtw_chset_update_cac_state_by_freq - update cac_done according to the given @hi, @lo frequency into @chset
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* @chset: the given channel set
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* @hi: high frequency of setting range
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* @lo: low frequency of setting range
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* @done: if CAC done
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*/
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static void rtw_chset_update_cac_state_by_freq(struct rtw_chset *chset, u32 hi, u32 lo, bool done)
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{
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enum band_type band;
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int i;
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band = rtw_freq2band(hi);
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for (i = 0; i < chset->chs_len; i++) {
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if (chset->chs[i].band != band)
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continue;
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if (!rtw_bch2freq(band, chset->chs[i].ChannelNum)) {
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rtw_warn_on(1);
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continue;
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}
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if (lo <= rtw_bch2freq(band, chset->chs[i].ChannelNum)
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&& rtw_bch2freq(band, chset->chs[i].ChannelNum) <= hi)
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chset->chs[i].cac_done = done;
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}
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}
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static void rtw_chset_update_cac_state_by_cch(struct rtw_chset *chset, u8 cch, u8 bw, bool done)
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{
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u32 hi, lo;
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if (rtw_bcchbw_to_freq_range(BAND_ON_5G, cch, bw, &hi, &lo))
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rtw_chset_update_cac_state_by_freq(chset, hi, lo, done);
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}
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/**
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* rtw_chset_is_frange_require_cac - check cac_done according to the given @hi, @lo frequency into @chset
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* @chset: the given channel set
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* @hi: high frequency of checking range
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* @lo: low frequency of checking range
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* return: if all channel inside range require CAC (DFS channel and not CAC done)
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*/
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static bool rtw_chset_is_frange_require_cac(struct rtw_chset *chset, u32 hi, u32 lo)
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{
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enum band_type band;
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int i;
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band = rtw_freq2band(hi);
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for (i = 0; i < chset->chs_len; i++) {
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if (chset->chs[i].band != band)
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continue;
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if (!(chset->chs[i].flags & RTW_CHF_DFS))
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continue;
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if (!rtw_bch2freq(band, chset->chs[i].ChannelNum)) {
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rtw_warn_on(1);
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continue;
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}
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if (lo <= rtw_bch2freq(band, chset->chs[i].ChannelNum)
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&& rtw_bch2freq(band, chset->chs[i].ChannelNum) <= hi
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&& !chset->chs[i].cac_done)
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return true;
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}
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return false;
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}
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static bool rtw_chset_is_cch_require_cac(struct rtw_chset *chset, u8 cch, u8 bw)
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{
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u32 hi, lo;
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if (rtw_bcchbw_to_freq_range(BAND_ON_5G, cch, bw, &hi, &lo))
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return rtw_chset_is_frange_require_cac(chset, hi, lo);
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return false;
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}
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bool rtw_chset_is_bchbw_non_ocp(const struct rtw_chset *chset, enum band_type band, u8 ch, u8 bw, u8 offset)
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{
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bool ret = _FALSE;
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u32 hi = 0, lo = 0;
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int i;
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if (rtw_bchbw_to_freq_range(band, ch, bw, offset, &hi, &lo) == _FALSE)
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goto exit;
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for (i = 0; i < chset->chs_len; i++) {
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if (chset->chs[i].band != band)
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continue;
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if (!rtw_bch2freq(band, chset->chs[i].ChannelNum)) {
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rtw_warn_on(1);
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continue;
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}
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if (!CH_IS_NON_OCP(&chset->chs[i]))
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continue;
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if (lo <= rtw_bch2freq(band, chset->chs[i].ChannelNum)
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&& rtw_bch2freq(band, chset->chs[i].ChannelNum) <= hi
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) {
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ret = _TRUE;
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break;
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}
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}
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exit:
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return ret;
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}
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#if CONFIG_ALLOW_FUNC_2G_5G_ONLY
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RTW_FUNC_2G_5G_ONLY bool rtw_chset_is_chbw_non_ocp(const struct rtw_chset *chset, u8 ch, u8 bw, u8 offset)
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{
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return rtw_chset_is_bchbw_non_ocp(chset, rtw_is_2g_ch(ch) ? BAND_ON_24G : BAND_ON_5G, ch, bw, offset);
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}
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RTW_FUNC_2G_5G_ONLY bool rtw_chset_is_ch_non_ocp(const struct rtw_chset *chset, u8 ch)
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{
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return rtw_chset_is_chbw_non_ocp(chset, ch, CHANNEL_WIDTH_20, CHAN_OFFSET_NO_EXT);
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}
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#endif
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bool rtw_chset_is_bch_non_ocp(const struct rtw_chset *chset, enum band_type band, u8 ch)
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{
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return rtw_chset_is_bchbw_non_ocp(chset, band, ch, CHANNEL_WIDTH_20, CHAN_OFFSET_NO_EXT);
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}
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static u32 rtw_chset_get_bch_non_ocp_ms(const struct rtw_chset *chset, enum band_type band, u8 ch, u8 bw, u8 offset)
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{
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int ms = 0;
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systime current_time;
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u32 hi = 0, lo = 0;
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int i;
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if (rtw_bchbw_to_freq_range(band, ch, bw, offset, &hi, &lo) == _FALSE)
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goto exit;
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current_time = rtw_get_current_time();
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for (i = 0; i < chset->chs_len; i++) {
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if (chset->chs[i].band != band)
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continue;
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if (!rtw_bch2freq(band, chset->chs[i].ChannelNum)) {
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rtw_warn_on(1);
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continue;
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}
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if (!CH_IS_NON_OCP(&chset->chs[i]))
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continue;
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if (lo <= rtw_bch2freq(band, chset->chs[i].ChannelNum)
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&& rtw_bch2freq(band, chset->chs[i].ChannelNum) <= hi
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) {
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if (rtw_systime_to_ms(chset->chs[i].non_ocp_end_time - current_time) > ms)
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ms = rtw_systime_to_ms(chset->chs[i].non_ocp_end_time - current_time);
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}
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}
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exit:
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return ms;
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}
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/**
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* rtw_chset_update_non_ocp_ms_by_freq - update non_ocp_end_time according to the given @hi, @lo frequency into @ch_set
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* @chset: the given channel set
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* @hi: high frequency on which radar is detected
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* @lo: low frequency on which radar is detected
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* @ms: ms to add from now to update non_ocp_end_time, ms < 0 means use NON_OCP_TIME_MS
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*/
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static bool rtw_chset_update_non_ocp_ms_by_freq(struct rtw_chset *chset, u32 hi, u32 lo, int ms)
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{
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enum band_type band;
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int i;
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bool updated = 0;
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band = rtw_freq2band(hi);
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for (i = 0; i < chset->chs_len; i++) {
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if (chset->chs[i].band != band)
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continue;
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if (!rtw_bch2freq(band, chset->chs[i].ChannelNum)) {
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rtw_warn_on(1);
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continue;
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}
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if (lo <= rtw_bch2freq(band, chset->chs[i].ChannelNum)
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&& rtw_bch2freq(band, chset->chs[i].ChannelNum) <= hi
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) {
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if (ms >= 0)
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chset->chs[i].non_ocp_end_time = rtw_get_current_time() + rtw_ms_to_systime(ms);
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else
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chset->chs[i].non_ocp_end_time = rtw_get_current_time() + rtw_ms_to_systime(NON_OCP_TIME_MS);
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if (chset->chs[i].non_ocp_end_time == RTW_NON_OCP_STOPPED)
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chset->chs[i].non_ocp_end_time++;
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updated = 1;
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}
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}
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return updated;
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}
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static bool rtw_chset_update_non_ocp_ms_by_band_cch(struct rtw_chset *chset, enum band_type band, u8 cch, u8 bw, int ms)
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{
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u32 hi, lo;
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if (rtw_bcchbw_to_freq_range(band, cch, bw, &hi, &lo) == _FALSE)
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return _FALSE;
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return rtw_chset_update_non_ocp_ms_by_freq(chset, hi, lo, ms);
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}
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static bool rtw_chset_update_non_ocp_ms_by_band(struct rtw_chset *chset, enum band_type band, u8 ch, u8 bw, u8 offset, int ms)
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{
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u32 hi, lo;
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if (rtw_bchbw_to_freq_range(band, ch, bw, offset, &hi, &lo) == _FALSE)
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return _FALSE;
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return rtw_chset_update_non_ocp_ms_by_freq(chset, hi, lo, ms);
|
}
|
|
static bool rtw_rfctl_chset_chk_non_ocp_finish_for_bchbw(struct rf_ctl_t *rfctl, enum band_type band, u8 ch, u8 bw, u8 offset)
|
{
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struct rtw_chset *chset = &rfctl->chset;
|
RT_CHANNEL_INFO *chinfo;
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u8 cch;
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u8 *op_chs;
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u8 op_ch_num;
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int i;
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bool ret = 0;
|
|
cch = rtw_get_center_ch_by_band(band, ch, bw, offset);
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if (!rtw_get_op_chs_by_bcch_bw(band, cch, bw, &op_chs, &op_ch_num))
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goto exit;
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|
for (i = 0; i < op_ch_num; i++) {
|
if (0)
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RTW_INFO("%u,%u,%u,%u - cch:%u, bw:%u, op_ch:%u\n", band, ch, bw, offset, cch, bw, *(op_chs + i));
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chinfo = rtw_chset_get_chinfo_by_bch(chset, band, *(op_chs + i), true);
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if (!chinfo)
|
break;
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if (CH_IS_NON_OCP_STOPPED(chinfo) || CH_IS_NON_OCP(chinfo))
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break;
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}
|
|
if (op_ch_num != 0 && i == op_ch_num) {
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ret = 1;
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/* set to RTW_NON_OCP_STOPPED */
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for (i = 0; i < op_ch_num; i++) {
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chinfo = rtw_chset_get_chinfo_by_bch(chset, band, *(op_chs + i), true);
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chinfo->non_ocp_end_time = RTW_NON_OCP_STOPPED;
|
}
|
for (i = HW_BAND_0; i < HW_BAND_MAX; i++) /* single chset shared by all hwband */
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rtw_os_indicate_nop_finished(rfctl, i, band, cch, bw);
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}
|
|
exit:
|
return ret;
|
}
|
|
/* called by watchdog to set RTW_NON_OCP_STOPPED and generate NON_OCP finish event */
|
void rtw_rfctl_chset_chk_non_ocp_finish(struct rf_ctl_t *rfctl)
|
{
|
struct rtw_chset *chset = &rfctl->chset;
|
enum band_type band;
|
u8 ch, bw, offset;
|
int i;
|
|
bw = CHANNEL_WIDTH_160;
|
while (1) {
|
for (i = 0; i < chset->chs_len; i++) {
|
band = chset->chs[i].band;
|
ch = chset->chs[i].ChannelNum;
|
if (CH_IS_NON_OCP_STOPPED(&chset->chs[i]))
|
continue;
|
if (!rtw_get_offset_by_bchbw(band, ch, bw, &offset))
|
continue;
|
|
rtw_rfctl_chset_chk_non_ocp_finish_for_bchbw(rfctl, band, ch, bw, offset);
|
}
|
if (bw-- == CHANNEL_WIDTH_20)
|
break;
|
}
|
}
|
|
/*
|
* For ioctl debug usage, will not change current CAC status
|
* Don't use on current operating channels
|
*/
|
void rtw_rfctl_force_update_non_ocp_ms(struct rf_ctl_t *rfctl, enum band_type band, u8 ch, u8 bw, u8 offset, int ms)
|
{
|
struct rtw_chset *chset = &rfctl->chset;
|
bool updated;
|
|
if (bw == CHANNEL_WIDTH_20)
|
updated = rtw_chset_update_non_ocp_ms_by_band(chset
|
, band, ch, bw, CHAN_OFFSET_NO_EXT, ms);
|
else
|
updated = rtw_chset_update_non_ocp_ms_by_band(chset
|
, band, ch, bw, offset, ms);
|
|
if (updated) {
|
u8 i;
|
u8 cch = rtw_get_center_ch_by_band(band, ch, bw, offset);
|
|
for (i = HW_BAND_0; i < HW_BAND_MAX; i++)
|
rtw_os_indicate_nop_started(rfctl, i, band, cch, bw, false);
|
}
|
}
|
|
static u32 _rtw_get_ch_waiting_ms(struct rf_ctl_t *rfctl, enum band_type band, u8 ch, u8 bw, u8 offset, bool in_self_rd_range, u32 *r_non_ocp_ms, u32 *r_cac_ms)
|
{
|
struct rtw_chset *chset = &rfctl->chset;
|
u32 non_ocp_ms;
|
u32 cac_ms;
|
|
if (rtw_chset_is_bchbw_non_ocp(chset, band, ch, bw, offset))
|
non_ocp_ms = rtw_chset_get_bch_non_ocp_ms(chset, band, ch, bw, offset);
|
else
|
non_ocp_ms = 0;
|
|
if (!rtw_chset_is_dfs_bchbw(chset, band, ch, bw, offset))
|
cac_ms = 0;
|
else if (in_self_rd_range && !non_ocp_ms) {
|
if (IS_CH_WAITING(rfctl))
|
cac_ms = rtw_systime_to_ms(rfctl->cac_end_time - rtw_get_current_time());
|
else
|
cac_ms = 0;
|
} else if (rtw_is_long_cac_bch(band, ch, bw, offset, rtw_rfctl_get_dfs_domain(rfctl)))
|
cac_ms = CAC_TIME_CE_MS;
|
else
|
cac_ms = CAC_TIME_MS;
|
|
if (r_non_ocp_ms)
|
*r_non_ocp_ms = non_ocp_ms;
|
if (r_cac_ms)
|
*r_cac_ms = cac_ms;
|
|
return non_ocp_ms + cac_ms;
|
}
|
|
u32 rtw_get_ch_waiting_ms(struct rf_ctl_t *rfctl, enum band_type band, u8 ch, u8 bw, u8 offset, u32 *r_non_ocp_ms, u32 *r_cac_ms)
|
{
|
bool in_self_rd_range = false;
|
|
if (rfctl->radar_detect_enabled) {
|
u32 hi, lo;
|
u8 rd_hwband = rfctl->radar_detect_hwband;
|
|
if (rtw_chset_get_dfs_frange(&rfctl->chset, band, ch, bw, offset, &hi, &lo)
|
&& rtw_is_range_a_in_b(hi, lo, rfctl->radar_detect_freq_hi[rd_hwband], rfctl->radar_detect_freq_lo[rd_hwband]))
|
in_self_rd_range = 1;
|
}
|
|
return _rtw_get_ch_waiting_ms(rfctl, band, ch, bw, offset, in_self_rd_range, r_non_ocp_ms, r_cac_ms);
|
}
|
|
static void rtw_reset_cac(struct rf_ctl_t *rfctl, u8 op_ch, u8 op_bw, u8 op_offset)
|
{
|
#define RD_CONFIG_INT_MS 2000
|
u32 non_ocp_ms;
|
u32 cac_ms;
|
u32 rd_ready_ms = 0;
|
|
_rtw_get_ch_waiting_ms(rfctl, BAND_ON_5G, op_ch, op_bw, op_offset, false
|
, &non_ocp_ms, &cac_ms);
|
if (non_ocp_ms < RD_CONFIG_INT_MS)
|
rd_ready_ms = RD_CONFIG_INT_MS - non_ocp_ms;
|
|
rfctl->non_ocp_finished = non_ocp_ms ? false : true;
|
rfctl->cac_start_time = rtw_get_current_time() + rtw_ms_to_systime(non_ocp_ms);
|
rfctl->cac_end_time = rfctl->cac_start_time + rtw_ms_to_systime(rd_ready_ms + cac_ms);
|
|
/* skip special value */
|
if (rfctl->cac_start_time == RTW_CAC_STOPPED) {
|
rfctl->cac_start_time++;
|
rfctl->cac_end_time++;
|
}
|
if (rfctl->cac_end_time == RTW_CAC_STOPPED)
|
rfctl->cac_end_time++;
|
}
|
|
u32 rtw_force_stop_cac(struct rf_ctl_t *rfctl, u32 timeout_ms)
|
{
|
struct dvobj_priv *dvobj = rfctl_to_dvobj(rfctl);
|
systime start;
|
u32 pass_ms;
|
|
start = rtw_get_current_time();
|
|
rfctl->cac_force_stop = 1;
|
|
while (rtw_get_passing_time_ms(start) <= timeout_ms
|
&& IS_UNDER_CAC(rfctl)
|
) {
|
if (dev_is_surprise_removed(dvobj) || dev_is_drv_stopped(dvobj))
|
break;
|
rtw_msleep_os(20);
|
}
|
|
if (IS_UNDER_CAC(rfctl)) {
|
if (!dev_is_surprise_removed(dvobj) && !dev_is_drv_stopped(dvobj))
|
RTW_INFO("%s waiting for cac stop timeout!\n", __func__);
|
}
|
|
rfctl->cac_force_stop = 0;
|
|
pass_ms = rtw_get_passing_time_ms(start);
|
|
return pass_ms;
|
}
|
|
static void rtw_dfs_ch_switch_hdl(struct dvobj_priv *dvobj, u8 band_idx)
|
{
|
_adapter *m_iface = rtw_mi_get_ap_mesh_iface_by_hwband(dvobj, band_idx);
|
u8 ifbmp_m;
|
u8 ifbmp_s;
|
u8 i;
|
|
if (!m_iface) {
|
RTW_WARN(FUNC_HWBAND_FMT" can't get ap/mesh iface\n", FUNC_HWBAND_ARG(band_idx));
|
rtw_warn_on(1);
|
return;
|
}
|
|
ifbmp_m = rtw_mi_get_ap_mesh_ifbmp_by_hwband(dvobj, band_idx);
|
ifbmp_s = rtw_mi_get_ld_sta_ifbmp_by_hwband(dvobj, band_idx);
|
|
rtw_dfs_hal_csa_mg_tx_pause(dvobj, band_idx, true);
|
|
#ifdef CONFIG_AP_MODE
|
if (ifbmp_m) {
|
RTW_INFO(FUNC_HWBAND_FMT" ch sel by AP/MESH ifaces\n", FUNC_HWBAND_ARG(band_idx));
|
/* trigger channel selection with consideraton of asoc STA ifaces */
|
rtw_change_bss_bchbw_cmd(m_iface, RTW_CMDF_DIRECTLY
|
, ifbmp_m, ifbmp_s, REQ_BAND_NONE, REQ_CH_NONE, REQ_BW_ORI, REQ_OFFSET_NONE);
|
}
|
#endif
|
|
rtw_dfs_hal_csa_mg_tx_pause(dvobj, band_idx, false);
|
|
rtw_mi_os_xmit_schedule(m_iface);
|
}
|
|
u8 rtw_dfs_rd_hdl(struct dvobj_priv *dvobj, enum phl_band_idx hwband, u8 radar_cch, enum channel_width radar_bw)
|
{
|
struct rf_ctl_t *rfctl = dvobj_to_rfctl(dvobj);
|
bool detected;
|
|
if (!rfctl->radar_detect_enabled || rfctl->radar_detect_hwband != hwband)
|
goto exit;
|
|
if (IS_CH_WAITING(rfctl) && !IS_UNDER_CAC(rfctl)) {
|
/* non_ocp, ignore radar detect */
|
goto cac_status_chk;
|
} else if (IS_UNDER_CAC(rfctl) && !rfctl->non_ocp_finished) {
|
/* from NON_OCP to CAC, indicate CAC started event */
|
rtw_os_indicate_cac_started(rfctl, hwband, 0xFF
|
, rfctl->radar_detect_cch[hwband], rfctl->radar_detect_bw[hwband]);
|
rfctl->non_ocp_finished = true;
|
}
|
|
detected = (radar_cch > 0 && radar_bw != CHANNEL_WIDTH_MAX) ? true : false;
|
if (!rfctl->dbg_dfs_fake_radar_detect_cnt && !detected)
|
goto cac_status_chk;
|
|
if (!rfctl->dbg_dfs_fake_radar_detect_cnt
|
&& rfctl->dbg_dfs_radar_detect_trigger_non
|
) {
|
/* radar detect debug mode, trigger no mlme flow */
|
RTW_INFO(FUNC_HWBAND_FMT" radar detected on test mode, trigger no mlme flow\n", FUNC_HWBAND_ARG(hwband));
|
goto cac_status_chk;
|
}
|
|
if (rfctl->dbg_dfs_fake_radar_detect_cnt != 0) {
|
RTW_INFO(FUNC_HWBAND_FMT" fake radar detected, cnt:%d\n", FUNC_HWBAND_ARG(hwband)
|
, rfctl->dbg_dfs_fake_radar_detect_cnt);
|
rfctl->dbg_dfs_fake_radar_detect_cnt--;
|
|
/* TODO: fack radar detected with specific range */
|
radar_cch = rfctl->radar_detect_cch[hwband];
|
radar_bw = rfctl->radar_detect_bw[hwband];
|
|
} else
|
RTW_INFO(FUNC_HWBAND_FMT" radar detected\n", FUNC_HWBAND_ARG(hwband));
|
|
rfctl->radar_detected = 1;
|
|
rtw_chset_update_non_ocp_ms_by_band_cch(&rfctl->chset, BAND_ON_5G
|
, radar_cch, radar_bw, -1);
|
|
rtw_os_indicate_radar_detected(rfctl, hwband, radar_cch, radar_bw);
|
rtw_os_indicate_nop_started(rfctl, hwband, BAND_ON_5G, radar_cch, radar_bw, true);
|
|
rtw_dfs_ch_switch_hdl(dvobj, hwband);
|
|
if (rfctl->radar_detect_enabled)
|
goto set_timer;
|
goto exit;
|
|
cac_status_chk:
|
|
if (!IS_CAC_STOPPED(rfctl)
|
&& ((IS_UNDER_CAC(rfctl) && rfctl->cac_force_stop)
|
|| !IS_CH_WAITING(rfctl)
|
)
|
) {
|
_adapter *m_iface;
|
|
rfctl->cac_start_time = rfctl->cac_end_time = RTW_CAC_STOPPED;
|
rtw_chset_update_cac_state_by_cch(&rfctl->chset
|
, rfctl->radar_detect_cch[hwband], rfctl->radar_detect_bw[hwband], true);
|
rtw_dfs_hal_set_cac_status(dvobj, hwband, false);
|
|
m_iface = rtw_mi_get_ap_mesh_iface_by_hwband(dvobj, hwband);
|
if (m_iface) {
|
if (!rtw_mi_check_fwstate_by_hwband(dvobj, hwband, WIFI_UNDER_LINKING|WIFI_UNDER_SURVEY)) {
|
struct _ADAPTER_LINK *alink = rtw_get_adapter_link_by_hwband(m_iface, hwband);
|
enum band_type u_band;
|
u8 u_ch, u_bw, u_offset;
|
|
if (rtw_mi_get_bch_setting_union_by_hwband(dvobj, hwband, &u_band, &u_ch, &u_bw, &u_offset))
|
set_bch_bwmode(m_iface, alink, u_band, u_ch, u_offset, u_bw, RFK_TYPE_FORCE_DO);
|
else
|
rtw_warn_on(1);
|
}
|
} else
|
RTW_ERR(FUNC_HWBAND_FMT" can't get ap/mesh iface\n", FUNC_HWBAND_ARG(hwband));
|
|
rtw_os_indicate_cac_finished(rfctl, hwband, 0xFF
|
, rfctl->radar_detect_cch[hwband], rfctl->radar_detect_bw[hwband]);
|
}
|
|
set_timer:
|
_set_timer(&rfctl->radar_detect_timer
|
, rtw_dfs_hal_radar_detect_polling_int_ms(dvobj));
|
|
exit:
|
return H2C_SUCCESS;
|
}
|
|
static u8 rtw_dfs_rd_cmd(struct dvobj_priv *dvobj, enum phl_band_idx hwband)
|
{
|
struct cmd_obj *cmdobj;
|
struct drvextra_cmd_parm *parm;
|
struct cmd_priv *cmdpriv = &dvobj->cmdpriv;
|
_adapter *adapter = dvobj_get_primary_adapter(dvobj);
|
u8 res = _FAIL;
|
|
cmdobj = rtw_zmalloc(sizeof(struct cmd_obj));
|
if (cmdobj == NULL)
|
goto exit;
|
cmdobj->padapter = adapter;
|
|
parm = rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
|
if (parm == NULL) {
|
rtw_mfree(cmdobj, sizeof(struct cmd_obj));
|
goto exit;
|
}
|
|
parm->ec_id = DFS_RADAR_DETECT_WK_CID;
|
parm->type = hwband;
|
parm->size = 0;
|
parm->pbuf = NULL;
|
|
init_h2fwcmd_w_parm_no_rsp(cmdobj, parm, CMD_SET_DRV_EXTRA);
|
CMD_OBJ_SET_HWBAND(cmdobj, hwband);
|
res = rtw_enqueue_cmd(cmdpriv, cmdobj);
|
|
exit:
|
return res;
|
}
|
|
static void rtw_dfs_rd_timer_hdl(void *ctx)
|
{
|
struct rf_ctl_t *rfctl = (struct rf_ctl_t *)ctx;
|
struct dvobj_priv *dvobj = rfctl_to_dvobj(rfctl);
|
|
rtw_dfs_rd_cmd(dvobj, rfctl->radar_detect_hwband);
|
}
|
#endif /* CONFIG_DFS_MASTER */
|
|
#if CONFIG_DFS && CONFIG_IEEE80211_BAND_5GHZ
|
static void rtw_dfs_update_rd_range_status(struct rf_ctl_t *rfctl, u8 band_idx
|
, u8 op_ch, enum channel_width op_bw, enum chan_offset op_offset, u32 rd_freq_hi, u32 rd_freq_lo, bool by_others)
|
{
|
#define RD_RANGE_OPCH_NUM_MAX (160 / 20)
|
#ifdef CONFIG_DFS_MASTER
|
bool new_self_rd_ch = false;
|
bool cover_non_ocp = op_ch && rtw_chset_is_bchbw_non_ocp(&rfctl->chset, BAND_ON_5G, op_ch, op_bw, op_offset);
|
#endif
|
u8 cch = 0;
|
enum channel_width bw = CHANNEL_WIDTH_MAX;
|
|
#ifndef CONFIG_DFS_MASTER
|
if (rd_freq_hi && !by_others) {
|
rtw_warn_on(1);
|
rd_freq_hi = 0;
|
}
|
#endif
|
|
if (rd_freq_hi) {
|
cch = rtw_freq2ch((rd_freq_hi + rd_freq_lo) / 2);
|
bw = rtw_frange_to_bw(rd_freq_hi, rd_freq_lo);
|
rtw_warn_on(cch == 0);
|
rtw_warn_on(bw == CHANNEL_WIDTH_MAX);
|
}
|
|
#ifdef CONFIG_DFS_MASTER
|
if (rfctl->radar_detect_cch[band_idx] != cch
|
|| rfctl->radar_detect_bw[band_idx] != bw
|
) {
|
/* coverage range changed */
|
u8 *op_chs;
|
u8 op_ch_num;
|
u8 rd_cch;
|
enum channel_width rd_bw;
|
u8 i, j, k;
|
|
if (rfctl->radar_detect_cch[band_idx]) {
|
u8 clr_chs[RD_RANGE_OPCH_NUM_MAX];
|
|
/* init clr_chs from original coverage of this hwband */
|
if (!rtw_get_op_chs_by_bcch_bw(BAND_ON_5G
|
, rfctl->radar_detect_cch[band_idx], rfctl->radar_detect_bw[band_idx], &op_chs, &op_ch_num)
|
) {
|
RTW_WARN(FUNC_HWBAND_FMT" rtw_get_op_chs_by_bcch_bw() fail on cch:%u bw:%u\n", FUNC_HWBAND_ARG(band_idx)
|
, rfctl->radar_detect_cch[band_idx], rfctl->radar_detect_bw[band_idx]);
|
rtw_warn_on(1);
|
goto handle_add_chs;
|
}
|
_rtw_memset(clr_chs, 0, RD_RANGE_OPCH_NUM_MAX);
|
for (i = 0; i < op_ch_num; i++)
|
clr_chs[i] = op_chs[i];
|
|
/* remove op chs of new coverages from clr_chs */
|
for (i = HW_BAND_0; i < HW_BAND_MAX; i++) {
|
if (i == band_idx && cch) {
|
rd_cch = cch;
|
rd_bw = bw;
|
} else if (i != band_idx && rfctl->radar_detect_cch[i]) {
|
rd_cch = rfctl->radar_detect_cch[i];
|
rd_bw = rfctl->radar_detect_bw[i];
|
} else
|
continue;
|
|
if (!rtw_get_op_chs_by_bcch_bw(BAND_ON_5G, rd_cch, rd_bw, &op_chs, &op_ch_num)) {
|
RTW_WARN(FUNC_HWBAND_FMT" rtw_get_op_chs_by_bcch_bw() fail on cch:%u bw:%u\n"
|
, FUNC_HWBAND_ARG(i), rd_cch, rd_bw);
|
rtw_warn_on(1);
|
continue;
|
}
|
for (j = 0; j < RD_RANGE_OPCH_NUM_MAX; j++)
|
for (k = 0; k < op_ch_num; k++)
|
if (clr_chs[j] == op_chs[k])
|
clr_chs[j] = 0;
|
}
|
|
/* clear CAC_DONE of clr_chs */
|
rtw_chset_update_cac_state_of_chs(&rfctl->chset, clr_chs, RD_RANGE_OPCH_NUM_MAX, false);
|
}
|
|
handle_add_chs:
|
if (cch && !by_others && !cover_non_ocp) {
|
u8 add_chs[RD_RANGE_OPCH_NUM_MAX];
|
|
/* init add_chs from new coverage of this hwband */
|
if (!rtw_get_op_chs_by_bcch_bw(BAND_ON_5G, cch, bw, &op_chs, &op_ch_num)) {
|
RTW_WARN(FUNC_HWBAND_FMT" rtw_get_op_chs_by_bcch_bw() fail on cch:%u bw:%u\n"
|
, FUNC_HWBAND_ARG(band_idx), cch, bw);
|
rtw_warn_on(1);
|
goto update_ch_cac;
|
}
|
_rtw_memset(add_chs, 0, RD_RANGE_OPCH_NUM_MAX);
|
for (i = 0; i < op_ch_num; i++)
|
add_chs[i] = op_chs[i];
|
|
/* remove op chs of original coverages from add_chs */
|
for (i = HW_BAND_0; i < HW_BAND_MAX; i++) {
|
if (rfctl->radar_detect_cch[i]) {
|
rd_cch = rfctl->radar_detect_cch[i];
|
rd_bw = rfctl->radar_detect_bw[i];
|
} else
|
continue;
|
|
if (!rtw_get_op_chs_by_bcch_bw(BAND_ON_5G, rd_cch, rd_bw, &op_chs, &op_ch_num)) {
|
RTW_WARN(FUNC_HWBAND_FMT" rtw_get_op_chs_by_bcch_bw() fail on cch:%u bw:%u\n"
|
, FUNC_HWBAND_ARG(i), rd_cch, rd_bw);
|
rtw_warn_on(1);
|
continue;
|
}
|
for (j = 0; j < RD_RANGE_OPCH_NUM_MAX; j++)
|
for (k = 0; k < op_ch_num; k++)
|
if (add_chs[j] == op_chs[k])
|
add_chs[j] = 0;
|
}
|
|
for (i = 0; i < RD_RANGE_OPCH_NUM_MAX; i++)
|
if (add_chs[i])
|
break;
|
if (i < RD_RANGE_OPCH_NUM_MAX)
|
new_self_rd_ch = true;
|
}
|
}
|
|
update_ch_cac:
|
if (cch && by_others) {
|
/* new coverage of this hwband is detected by others, set CAC_DONE directly */
|
rtw_chset_update_cac_state_by_cch(&rfctl->chset, cch, bw, true);
|
}
|
|
|
/* hwband CAC status update */
|
if (cover_non_ocp) {
|
RTW_INFO(FUNC_HWBAND_FMT" cover NON_OCP channel\n", FUNC_HWBAND_ARG(band_idx));
|
if (IS_UNDER_CAC(rfctl)) {
|
RTW_INFO(FUNC_HWBAND_FMT" CAC abort\n", FUNC_HWBAND_ARG(band_idx));
|
rtw_os_indicate_cac_aborted(rfctl, band_idx, 0xFF
|
, rfctl->radar_detect_cch[band_idx], rfctl->radar_detect_bw[band_idx]);
|
}
|
rtw_reset_cac(rfctl, op_ch, op_bw, op_offset);
|
|
} else if (new_self_rd_ch) {
|
/* if having new rd chs and not detected by others, reset CAC of detecting hwband */
|
RTW_INFO(FUNC_HWBAND_FMT" have new detect range\n", FUNC_HWBAND_ARG(band_idx));
|
rtw_reset_cac(rfctl, op_ch, op_bw, op_offset);
|
rtw_os_indicate_cac_started(rfctl, band_idx, 0xFF, cch, bw);
|
|
} else {
|
u8 rd_cch;
|
enum channel_width rd_bw;
|
u8 i;
|
bool require_cac[HW_BAND_MAX];
|
|
if (IS_UNDER_CAC(rfctl) && cch == 0 && rfctl->radar_detect_cch[band_idx]
|
&& !rfctl->radar_detect_by_others[band_idx]
|
) {
|
/* from detecting by self to no detecting (by self/others), CAC abort */
|
RTW_INFO(FUNC_HWBAND_FMT" disable detect, CAC abort\n", FUNC_HWBAND_ARG(band_idx));
|
rtw_os_indicate_cac_aborted(rfctl, band_idx, 0xFF
|
, rfctl->radar_detect_cch[band_idx], rfctl->radar_detect_bw[band_idx]);
|
}
|
|
for (i = HW_BAND_0; i < HW_BAND_MAX; i++) {
|
if (i == band_idx && cch) {
|
rd_cch = cch;
|
rd_bw = bw;
|
} else if (i != band_idx && rfctl->radar_detect_cch[i]) {
|
rd_cch = rfctl->radar_detect_cch[i];
|
rd_bw = rfctl->radar_detect_bw[i];
|
} else {
|
require_cac[i] = false;
|
continue;
|
}
|
|
require_cac[i] = rtw_chset_is_cch_require_cac(&rfctl->chset, rd_cch, rd_bw);
|
if (!require_cac[i]) {
|
if (IS_UNDER_CAC(rfctl))
|
RTW_INFO(FUNC_HWBAND_FMT" detect range already CAC done\n", FUNC_HWBAND_ARG(i));
|
/* if new coverage of detecting hwband CAC_DONE, force CAC finish */
|
rtw_os_force_cac_finished(rfctl, i, 0xFF, rd_cch, rd_bw);
|
}
|
}
|
|
if (!IS_CAC_STOPPED(rfctl)) {
|
/* set CAC stop if no hwband needed */
|
for (i = HW_BAND_0; i < HW_BAND_MAX; i++)
|
if (require_cac[i])
|
break;
|
if (i >= HW_BAND_MAX)
|
rfctl->cac_start_time = rfctl->cac_end_time = RTW_CAC_STOPPED;
|
}
|
}
|
#endif /* CONFIG_DFS_MASTER */
|
|
rfctl->radar_detect_by_others[band_idx] = by_others;
|
rfctl->radar_detect_cch[band_idx] = cch;
|
rfctl->radar_detect_bw[band_idx] = bw;
|
rfctl->radar_detect_freq_hi[band_idx] = rd_freq_hi;
|
rfctl->radar_detect_freq_lo[band_idx] = rd_freq_lo;
|
}
|
|
static void rtw_dfs_rd_enable(struct rf_ctl_t *rfctl, u8 band_idx, u8 op_ch, u8 op_bw, u8 op_offset
|
, u32 rd_freq_hi, u32 rd_freq_lo, bool by_others)
|
{
|
#ifdef CONFIG_DFS_MASTER
|
struct dvobj_priv *dvobj = rfctl_to_dvobj(rfctl);
|
|
RTW_INFO(FUNC_HWBAND_FMT" on %u,%u,%u\n", FUNC_HWBAND_ARG(band_idx), op_ch, op_bw, op_offset);
|
|
if (rfctl->radar_detect_enabled && rfctl->radar_detect_hwband != band_idx) {
|
RTW_WARN(FUNC_HWBAND_FMT" radar_detect has been enabled for "HWBAND_FMT"\n"
|
, FUNC_HWBAND_ARG(band_idx), HWBAND_ARG(rfctl->radar_detect_hwband));
|
rtw_warn_on(1);
|
return;
|
}
|
|
if (!rfctl->radar_detect_enabled) {
|
RTW_INFO(FUNC_HWBAND_FMT" set radar_detect_enabled\n", FUNC_HWBAND_ARG(band_idx));
|
rfctl->radar_detect_hwband = band_idx;
|
rfctl->radar_detect_enabled = 1;
|
//#ifdef CONFIG_LPS
|
//LPS_Leave(adapter, "RADAR_DETECT_EN");
|
//#endif
|
_set_timer(&rfctl->radar_detect_timer
|
, rtw_dfs_hal_radar_detect_polling_int_ms(dvobj));
|
}
|
rfctl->radar_detected = 0;
|
|
rtw_dfs_update_rd_range_status(rfctl, band_idx, op_ch, op_bw, op_offset
|
, rd_freq_hi, rd_freq_lo, by_others);
|
|
rtw_dfs_hal_update_region(dvobj, band_idx, rtw_rfctl_get_dfs_domain(rfctl));
|
rtw_dfs_hal_radar_detect_enable(dvobj, band_idx, IS_CH_WAITING(rfctl), rd_freq_hi, rd_freq_lo);
|
#else
|
rtw_warn_on(1);
|
#endif
|
}
|
|
static void rtw_dfs_rd_disable(struct rf_ctl_t *rfctl, u8 band_idx, u8 op_ch, u8 op_bw, u8 op_offset
|
, u32 rd_freq_hi, u32 rd_freq_lo, bool by_others)
|
{
|
#ifdef CONFIG_DFS_MASTER
|
struct dvobj_priv *dvobj = rfctl_to_dvobj(rfctl);
|
|
if (rfctl->radar_detect_hwband == band_idx) {
|
if (rfctl->radar_detect_enabled) {
|
RTW_INFO(FUNC_HWBAND_FMT" clear radar_detect_enabled\n", FUNC_HWBAND_ARG(band_idx));
|
rfctl->radar_detect_enabled = 0;
|
rfctl->radar_detected = 0;
|
_cancel_timer_ex(&rfctl->radar_detect_timer);
|
}
|
|
rtw_dfs_hal_radar_detect_disable(dvobj, band_idx);
|
}
|
#endif
|
|
if (by_others) {
|
rtw_dfs_update_rd_range_status(rfctl, band_idx, op_ch, op_bw, op_offset
|
, rd_freq_hi, rd_freq_lo, true);
|
} else
|
rtw_dfs_update_rd_range_status(rfctl, band_idx, 0, 0, 0, 0, 0, false);
|
}
|
|
static bool _rtw_dfs_rd_en_decision(struct rf_ctl_t *rfctl, struct mi_state *mstate
|
, enum band_type u_band, u8 u_ch, enum channel_width u_bw, enum chan_offset u_offset
|
, u32 *rd_freq_hi, u32 *rd_freq_lo, bool *lgd_sta_in_dfs)
|
{
|
bool overlap_dfs = u_ch ? rtw_chset_get_dfs_frange(&rfctl->chset, u_band, u_ch, u_bw, u_offset, rd_freq_hi, rd_freq_lo) : false;
|
bool needed = false;
|
|
if (MSTATE_STA_LG_NUM(mstate) > 0) {
|
/* STA mode is linking */
|
if (overlap_dfs)
|
*lgd_sta_in_dfs = true;
|
goto exit;
|
}
|
|
if (MSTATE_STA_LD_NUM(mstate) > 0) {
|
if (overlap_dfs) {
|
/*
|
* if operate as slave w/o radar detect,
|
* rely on AP on which STA mode connects
|
*/
|
if (IS_DFS_SLAVE_WITH_RD(rfctl) && rtw_rfctl_radar_detect_supported(rfctl))
|
needed = true;
|
*lgd_sta_in_dfs = true;
|
}
|
goto exit;
|
}
|
|
if (!MSTATE_AP_NUM(mstate) && !MSTATE_MESH_NUM(mstate)) {
|
/* No working AP/Mesh mode */
|
goto exit;
|
}
|
|
if (!overlap_dfs)
|
goto exit;
|
|
needed = true;
|
|
exit:
|
return needed;
|
}
|
|
static void rtw_dfs_rd_en_decision(struct dvobj_priv *dvobj, enum phl_band_idx hwband
|
, _adapter *adapter, struct _ADAPTER_LINK *alink, u8 mlme_act, u8 excl_ifbmp)
|
{
|
struct rf_ctl_t *rfctl = dvobj_to_rfctl(dvobj);
|
u8 band_idx;
|
|
for (band_idx = HW_BAND_0; band_idx < HW_BAND_MAX; band_idx++) {
|
struct mi_state mstate;
|
u8 ifbmp;
|
enum band_type u_band;
|
u8 u_ch, u_bw, u_offset;
|
u32 rd_freq_hi, rd_freq_lo;
|
bool lgd_sta_in_dfs;
|
bool needed;
|
|
/* hwband < HW_BAND_MAX means specific hwband */
|
if (hwband < HW_BAND_MAX && hwband != band_idx)
|
continue;
|
|
/* alink != NULL means specific hwband */
|
if (alink && band_idx != ALINK_GET_HWBAND(alink))
|
continue;
|
|
rd_freq_hi = rd_freq_lo = 0;
|
lgd_sta_in_dfs = false;
|
needed = false;
|
|
if (mlme_act == MLME_ACTION_NONE
|
|| mlme_act == MLME_OPCH_SWITCH
|
) {
|
ifbmp = ~excl_ifbmp;
|
rtw_mi_status_by_hwband_ifbmp(dvobj, band_idx, ifbmp, &mstate);
|
rtw_mi_get_bch_setting_union_by_hwband_ifbmp(dvobj, band_idx, ifbmp, &u_band, &u_ch, &u_bw, &u_offset);
|
|
} else {
|
struct _ADAPTER_LINK *alink_by_hwband;
|
|
if (alink)
|
alink_by_hwband = alink;
|
else
|
alink_by_hwband = rtw_get_adapter_link_by_hwband(adapter, band_idx);
|
|
ifbmp = ~excl_ifbmp & ~BIT(adapter->iface_id);
|
rtw_mi_status_by_hwband_ifbmp(dvobj, band_idx, ifbmp, &mstate);
|
rtw_mi_get_bch_setting_union_by_hwband_ifbmp(dvobj, band_idx, ifbmp, &u_band, &u_ch, &u_bw, &u_offset);
|
|
switch (mlme_act) {
|
case MLME_STA_CONNECTING:
|
MSTATE_STA_LG_NUM(&mstate)++;
|
break;
|
case MLME_STA_CONNECTED:
|
MSTATE_STA_LD_NUM(&mstate)++;
|
break;
|
case MLME_STA_DISCONNECTED:
|
break;
|
#ifdef CONFIG_AP_MODE
|
case MLME_AP_STARTED:
|
MSTATE_AP_NUM(&mstate)++;
|
break;
|
case MLME_AP_STOPPED:
|
break;
|
#endif
|
#ifdef CONFIG_RTW_MESH
|
case MLME_MESH_STARTED:
|
MSTATE_MESH_NUM(&mstate)++;
|
break;
|
case MLME_MESH_STOPPED:
|
break;
|
#endif
|
default:
|
rtw_warn_on(1);
|
break;
|
}
|
|
if (alink_by_hwband) {
|
enum band_type band = ALINK_GET_BAND(alink_by_hwband);
|
u8 ch = ALINK_GET_CH(alink_by_hwband);
|
u8 bw = ALINK_GET_BW(alink_by_hwband);
|
u8 offset = ALINK_GET_OFFSET(alink_by_hwband);
|
|
if (u_ch) {
|
if (!MLME_IS_OPCH_SW(adapter) && CHK_MLME_STATE(adapter, WIFI_UNDER_LINKING | WIFI_ASOC_STATE)) {
|
if (!rtw_is_bchbw_grouped(band, ch, bw, offset, u_band, u_ch, u_bw, u_offset)) {
|
RTW_WARN(FUNC_HWBAND_FMT" "ADPT_FMT" can't sync %u,%u,%u,%u with %u,%u,%u,%u\n"
|
, FUNC_HWBAND_ARG(band_idx), ADPT_ARG(adapter)
|
, band, ch, bw, offset, u_band, u_ch, u_bw, u_offset);
|
goto apply;
|
}
|
|
rtw_sync_bchbw(&band, &ch, &bw, &offset, &u_band, &u_ch, &u_bw, &u_offset);
|
}
|
} else {
|
u_band = band;
|
u_ch = ch;
|
u_bw = bw;
|
u_offset = offset;
|
}
|
}
|
}
|
|
needed = _rtw_dfs_rd_en_decision(rfctl, &mstate, u_band, u_ch, u_bw, u_offset
|
, &rd_freq_hi, &rd_freq_lo, &lgd_sta_in_dfs);
|
|
apply:
|
if (adapter)
|
RTW_INFO(FUNC_HWBAND_FMT" needed:%d, lgd_sta_in_dfs:%d, "ADPT_FMT" mlme_act:%u, excl_ifbmp:0x%02x\n"
|
, FUNC_HWBAND_ARG(band_idx), needed, lgd_sta_in_dfs, ADPT_ARG(adapter), mlme_act, excl_ifbmp);
|
else
|
RTW_INFO(FUNC_HWBAND_FMT" needed:%d, lgd_sta_in_dfs:%d, excl_ifbmp:0x%02x\n"
|
, FUNC_HWBAND_ARG(band_idx), needed, lgd_sta_in_dfs, excl_ifbmp);
|
|
RTW_INFO(FUNC_HWBAND_FMT" ld_sta:%u, lg_sta:%u, ap:%u, mesh:%u, %u,%u,%u,%u, rd_freq:%u~%u\n"
|
, FUNC_HWBAND_ARG(band_idx), MSTATE_STA_LD_NUM(&mstate), MSTATE_STA_LG_NUM(&mstate)
|
, MSTATE_AP_NUM(&mstate), MSTATE_MESH_NUM(&mstate)
|
, u_band, u_ch, u_bw, u_offset, rd_freq_lo, rd_freq_hi);
|
|
if (needed && rtw_rfctl_radar_detect_supported(rfctl))
|
rtw_dfs_rd_enable(rfctl, band_idx, u_ch, u_bw, u_offset, rd_freq_hi, rd_freq_lo, lgd_sta_in_dfs);
|
else {
|
rtw_dfs_rd_disable(rfctl, band_idx, u_ch, u_bw, u_offset, rd_freq_hi, rd_freq_lo, lgd_sta_in_dfs);
|
if (needed) {
|
_adapter *m_iface = rtw_mi_get_ap_mesh_iface_by_hwband(dvobj, band_idx);
|
u8 ifbmp_m = rtw_mi_get_ap_mesh_ifbmp_by_hwband(dvobj, band_idx);
|
u8 ifbmp_s = rtw_mi_get_lgd_sta_ifbmp_by_hwband(dvobj, band_idx);
|
|
RTW_INFO(FUNC_HWBAND_FMT" radart detect for this region not supported\n", FUNC_HWBAND_ARG(band_idx));
|
|
if (!m_iface) {
|
rtw_warn_on(1);
|
return;
|
}
|
|
if (rtw_hal_is_csa_support(m_iface) && !rtw_mr_is_ecsa_running(m_iface)) {
|
if (!rtw_hal_dfs_trigger_csa(m_iface, CSA_STA_DISCONNECT_ON_DFS,
|
band_idx, u_ch, u_bw, u_offset))
|
RTW_ERR(FUNC_HWBAND_FMT" trigger ECSA fail", FUNC_HWBAND_ARG(band_idx));
|
} else {
|
rtw_change_bss_bchbw_cmd(m_iface, RTW_CMDF_DIRECTLY
|
, ifbmp_m, ifbmp_s, REQ_BAND_NONE, REQ_CH_NONE, REQ_BW_ORI, REQ_OFFSET_NONE);
|
}
|
}
|
}
|
}
|
}
|
|
void rtw_dfs_rd_en_dec_on_mlme_act(_adapter *adapter, struct _ADAPTER_LINK *alink, u8 mlme_act, u8 excl_ifbmp)
|
{
|
if (adapter && mlme_act != MLME_ACTION_NONE)
|
rtw_dfs_rd_en_decision(adapter_to_dvobj(adapter), HW_BAND_MAX, adapter, alink, mlme_act, excl_ifbmp);
|
|
rtw_warn_on(!adapter);
|
rtw_warn_on(mlme_act == MLME_ACTION_NONE);
|
}
|
|
void dump_radar_detect_status(void *sel, struct rf_ctl_t *rfctl, const char *title)
|
{
|
u8 hwband;
|
|
#ifdef CONFIG_DFS_MASTER
|
for (hwband = HW_BAND_0; hwband < HW_BAND_MAX; hwband++) {
|
if (rfctl->radar_detect_enabled && hwband == rfctl->radar_detect_hwband)
|
break;
|
}
|
#else
|
hwband = HW_BAND_MAX;
|
#endif
|
if (hwband >= HW_BAND_MAX) {
|
for (hwband = HW_BAND_0; hwband < HW_BAND_MAX; hwband++)
|
if (rfctl->radar_detect_by_others[hwband])
|
break;
|
}
|
|
if (hwband < HW_BAND_MAX) { /* by self or only by others */
|
RTW_PRINT_SEL(sel, "%s cch %u-%s"
|
, title
|
, rfctl->radar_detect_cch[hwband]
|
, ch_width_str(rfctl->radar_detect_bw[hwband])
|
);
|
|
#ifdef CONFIG_DFS_MASTER
|
if (rfctl->radar_detect_enabled) {
|
u32 non_ocp_ms = 0;
|
u32 cac_ms = 0;
|
u8 dfs_domain = rtw_rfctl_get_dfs_domain(rfctl);
|
|
_RTW_PRINT_SEL(sel, ", domain:%s(%u)", rtw_dfs_regd_str(dfs_domain), dfs_domain);
|
|
if (IS_CH_WAITING(rfctl)) {
|
if (!IS_UNDER_CAC(rfctl)) {
|
non_ocp_ms = rtw_systime_to_ms(rfctl->cac_start_time - rtw_get_current_time());
|
cac_ms = rtw_systime_to_ms(rfctl->cac_end_time - rfctl->cac_start_time);
|
} else
|
cac_ms = rtw_systime_to_ms(rfctl->cac_end_time - rtw_get_current_time());
|
}
|
|
if (non_ocp_ms)
|
_RTW_PRINT_SEL(sel, ", non_ocp:%d", non_ocp_ms);
|
if (cac_ms)
|
_RTW_PRINT_SEL(sel, ", cac:%d", cac_ms);
|
} else
|
#endif
|
_RTW_PRINT_SEL(sel, ", by AP of STA link");
|
|
_RTW_PRINT_SEL(sel, "\n");
|
}
|
}
|
#endif /* CONFIG_DFS && CONFIG_IEEE80211_BAND_5GHZ */
|
|
#ifdef CONFIG_DFS_MASTER
|
void rtw_dfs_rd_en_dec_update(struct dvobj_priv *dvobj, enum phl_band_idx hwband)
|
{
|
rtw_dfs_rd_en_decision(dvobj, hwband, NULL, NULL, MLME_ACTION_NONE, 0);
|
}
|
|
u8 rtw_dfs_rd_en_decision_cmd(struct dvobj_priv *dvobj, enum phl_band_idx hwband)
|
{
|
struct cmd_obj *cmdobj;
|
struct drvextra_cmd_parm *parm;
|
struct cmd_priv *cmdpriv = &dvobj->cmdpriv;
|
_adapter *adapter = dvobj_get_primary_adapter(dvobj);
|
u8 res = _FAIL;
|
|
cmdobj = rtw_zmalloc(sizeof(struct cmd_obj));
|
if (cmdobj == NULL)
|
goto exit;
|
|
cmdobj->padapter = adapter;
|
|
parm = rtw_zmalloc(sizeof(struct drvextra_cmd_parm));
|
if (parm == NULL) {
|
rtw_mfree(cmdobj, sizeof(struct cmd_obj));
|
goto exit;
|
}
|
|
parm->ec_id = DFS_RADAR_DETECT_EN_DEC_WK_CID;
|
parm->type = hwband;
|
parm->size = 0;
|
parm->pbuf = NULL;
|
|
init_h2fwcmd_w_parm_no_rsp(cmdobj, parm, CMD_SET_DRV_EXTRA);
|
CMD_OBJ_SET_HWBAND(cmdobj, hwband);
|
res = rtw_enqueue_cmd(cmdpriv, cmdobj);
|
|
exit:
|
return res;
|
}
|
|
void rtw_indicate_cac_state_on_bss_start(_adapter *adapter)
|
{
|
struct rf_ctl_t *rfctl = adapter_to_rfctl(adapter);
|
|
if (IS_UNDER_CAC(rfctl)) {
|
u8 rd_hwband = rfctl->radar_detect_hwband;
|
|
if (rtw_iface_is_operate_at_hwband(adapter, rd_hwband))
|
rtw_os_indicate_cac_started(rfctl, rd_hwband, BIT(adapter->iface_id)
|
, rfctl->radar_detect_cch[rd_hwband], rfctl->radar_detect_bw[rd_hwband]);
|
} else {
|
u8 band_idx;
|
|
for (band_idx = HW_BAND_0; band_idx < HW_BAND_MAX; band_idx++) {
|
if (!rfctl->radar_detect_by_others[band_idx])
|
continue;
|
if (!rtw_iface_is_operate_at_hwband(adapter, band_idx))
|
continue;
|
rtw_os_force_cac_finished(rfctl, band_idx, BIT(adapter->iface_id)
|
, rfctl->radar_detect_cch[band_idx], rfctl->radar_detect_bw[band_idx]);
|
}
|
}
|
}
|
|
void rtw_indicate_cac_state_on_bss_stop(_adapter *adapter)
|
{
|
struct rf_ctl_t *rfctl = adapter_to_rfctl(adapter);
|
|
if (IS_UNDER_CAC(rfctl)) {
|
u8 rd_hwband = rfctl->radar_detect_hwband;
|
|
if (rtw_iface_is_operate_at_hwband(adapter, rd_hwband))
|
rtw_os_indicate_cac_aborted(rfctl, rd_hwband, BIT(adapter->iface_id)
|
, rfctl->radar_detect_cch[rd_hwband], rfctl->radar_detect_bw[rd_hwband]);
|
}
|
}
|
#endif /* CONFIG_DFS_MASTER */
|
|
/* choose channel with shortest waiting (non ocp + cac) time */
|
static bool rtw_choose_shortest_waiting_ch(struct rf_ctl_t *rfctl
|
, enum band_type sel_band, u8 sel_ch, u8 max_bw, enum chan_offset sel_offset
|
, enum band_type *dec_band, u8 *dec_ch, u8 *dec_bw, u8 *dec_offset
|
, u8 e_flags, u8 d_flags, enum band_type cur_band, u8 cur_ch, enum chan_offset cur_offset
|
, bool by_int_info, u8 mesh_only)
|
{
|
#ifndef DBG_CHOOSE_SHORTEST_WAITING_CH
|
#define DBG_CHOOSE_SHORTEST_WAITING_CH 0
|
#endif
|
struct dvobj_priv *dvobj = rfctl_to_dvobj(rfctl);
|
struct rtw_chset *chset = &rfctl->chset;
|
struct registry_priv *regsty = dvobj_to_regsty(dvobj);
|
enum band_type band;
|
u8 ch, bw, offset, r_offset[2], r_offset_num;
|
enum band_type band_c = BAND_MAX;
|
u8 ch_c = 0, bw_c = 0, offset_c = 0;
|
int i, j;
|
u32 min_waiting_ms = 0;
|
u16 int_factor_c = 0;
|
|
if (!dec_ch || !dec_bw || !dec_offset) {
|
rtw_warn_on(1);
|
return _FALSE;
|
}
|
|
RTW_INFO("%s: sel_ch:%s-%u(%u) max_bw:%u e_flags:0x%02x d_flags:0x%02x cur_ch:%s-%u(%u) within_sb:%d%s%s\n"
|
, __func__, band_str(sel_band), sel_ch, sel_offset, max_bw, e_flags, d_flags
|
, band_str(cur_band), cur_ch, cur_offset, rfctl->ch_sel_within_same_band
|
, by_int_info ? " int" : "", mesh_only ? " mesh_only" : "");
|
|
/* full search and narrow bw judegement first to avoid potetial judegement timing issue */
|
for (bw = CHANNEL_WIDTH_20; bw <= max_bw; bw++) {
|
if (!rtw_hw_is_bw_support(dvobj, bw))
|
continue;
|
|
for (i = 0; i < chset->chs_len; i++) {
|
u32 non_ocp_ms = 0;
|
u32 cac_ms = 0;
|
u32 waiting_ms = 0;
|
u16 int_factor = 0;
|
bool dfs_ch;
|
|
if (chset->chs[i].flags & RTW_CHF_DIS)
|
continue;
|
|
band = chset->chs[i].band;
|
ch = chset->chs[i].ChannelNum;
|
if (sel_band != BAND_MAX) {
|
if (band != sel_band)
|
continue;
|
} else if (rfctl->ch_sel_within_same_band && cur_band != band)
|
continue;
|
if (sel_ch) {
|
if (ch != sel_ch)
|
continue;
|
}
|
|
if (band == BAND_ON_24G) {
|
if (bw > REGSTY_BW_2G(regsty))
|
continue;
|
#if CONFIG_IEEE80211_BAND_5GHZ
|
} else if (band == BAND_ON_5G) {
|
if (bw > REGSTY_BW_5G(regsty))
|
continue;
|
#endif
|
#if CONFIG_IEEE80211_BAND_6GHZ
|
} else if (band == BAND_ON_6G) {
|
if (bw > REGSTY_BW_6G(regsty))
|
continue;
|
#endif
|
}
|
|
if (mesh_only && band == BAND_ON_24G && ch >= 5 && ch <= 9 && bw > CHANNEL_WIDTH_20)
|
continue;
|
|
if (sel_offset == CHAN_OFFSET_NO_EXT || bw == CHANNEL_WIDTH_20) {
|
if (!rtw_get_offsets_by_bchbw(band, ch, bw, r_offset, &r_offset_num))
|
continue;
|
} else {
|
r_offset[0] = sel_offset;
|
r_offset_num = 1;
|
}
|
|
for (j = 0; j < r_offset_num; j++) {
|
offset = r_offset[j];
|
if (!rtw_chset_is_bchbw_valid(chset, band, ch, bw, offset, 0, 0))
|
continue;
|
|
if ((e_flags & RTW_CHF_DFS) || (d_flags & RTW_CHF_DFS)) {
|
dfs_ch = rtw_chset_is_dfs_bchbw(chset, band, ch, bw, offset);
|
if (((e_flags & RTW_CHF_DFS) && !dfs_ch)
|
|| ((d_flags & RTW_CHF_DFS) && dfs_ch))
|
continue;
|
}
|
|
#ifdef CONFIG_DFS_MASTER
|
waiting_ms = rtw_get_ch_waiting_ms(rfctl, band, ch, bw, offset, &non_ocp_ms, &cac_ms);
|
#endif
|
|
#if 0 /* def CONFIG_RTW_ACS */
|
if (by_int_info) {
|
/* for now, consider only primary channel */
|
int_factor = hal_data->acs.interference_time[i];
|
}
|
#endif
|
|
if (DBG_CHOOSE_SHORTEST_WAITING_CH)
|
RTW_INFO("%s:%s,%u,%u,%u %u(non_ocp:%u, cac:%u), int:%u\n"
|
, __func__, band_str(band), ch, bw, offset, waiting_ms, non_ocp_ms, cac_ms, int_factor);
|
|
if (ch_c == 0
|
/* first: smaller wating time */
|
|| min_waiting_ms > waiting_ms
|
/* then: less interference */
|
|| (min_waiting_ms == waiting_ms && int_factor_c > int_factor)
|
/* then: wider bw */
|
|| (min_waiting_ms == waiting_ms && int_factor_c == int_factor && bw > bw_c)
|
/* if all condition equal, same channel&offset -> same channel -> same band prefer */
|
|| (min_waiting_ms == waiting_ms && int_factor_c == int_factor && bw == bw_c
|
&& (((cur_band != band_c || cur_ch != ch_c || cur_offset != offset_c)
|
&& (cur_band == band && cur_ch == ch && cur_offset == offset))
|
|| ((cur_band != band_c || cur_ch != ch_c) && (cur_band == band && cur_ch == ch))
|
|| (cur_band != band_c && cur_band == band))
|
)
|
) {
|
band_c = band;
|
ch_c = ch;
|
bw_c = bw;
|
offset_c = offset;
|
min_waiting_ms = waiting_ms;
|
int_factor_c = int_factor;
|
}
|
}
|
}
|
}
|
|
if (ch_c != 0) {
|
RTW_INFO("%s: select %s,%u,%u,%u waiting_ms:%u\n"
|
, __func__, band_str(band_c), ch_c, bw_c, offset_c, min_waiting_ms);
|
if (dec_band)
|
*dec_band = band_c;
|
*dec_ch = ch_c;
|
*dec_bw = bw_c;
|
*dec_offset = offset_c;
|
return _TRUE;
|
} else {
|
RTW_INFO("%s: not found\n", __func__);
|
if (d_flags == 0)
|
rtw_warn_on(1);
|
}
|
|
return _FALSE;
|
}
|
|
bool rtw_rfctl_choose_bchbw(struct rf_ctl_t *rfctl
|
, enum band_type sel_band, u8 sel_ch, u8 max_bw, enum chan_offset sel_offset
|
, enum band_type cur_band, u8 cur_ch, enum chan_offset cur_offset
|
, enum band_type *band, u8 *ch, u8 *bw, u8 *offset
|
, bool by_int_info, u8 mesh_only, const char *caller)
|
{
|
bool ch_avail = _FALSE;
|
|
#if defined(CONFIG_DFS_MASTER)
|
if (rtw_rfctl_radar_detect_supported(rfctl)) {
|
if (rfctl->radar_detected
|
&& rfctl->dbg_dfs_choose_dfs_ch_first
|
) {
|
ch_avail = rtw_choose_shortest_waiting_ch(rfctl, sel_band, sel_ch, max_bw, sel_offset
|
, band, ch, bw, offset
|
, RTW_CHF_DFS, 0
|
, cur_band, cur_ch, cur_offset, by_int_info, mesh_only);
|
if (ch_avail == _TRUE) {
|
RTW_INFO("%s choose 5G DFS channel for debug\n", caller);
|
goto exit;
|
}
|
}
|
|
if (rfctl->radar_detected
|
&& (rfctl->dfs_ch_sel_e_flags || rfctl->dfs_ch_sel_d_flags)
|
) {
|
ch_avail = rtw_choose_shortest_waiting_ch(rfctl, sel_band, sel_ch, max_bw, sel_offset
|
, band, ch, bw, offset
|
, rfctl->dfs_ch_sel_e_flags, rfctl->dfs_ch_sel_d_flags
|
, cur_band, cur_ch, cur_offset, by_int_info, mesh_only);
|
if (ch_avail == _TRUE) {
|
RTW_INFO("%s choose with dfs_ch_sel_ e_flags:0x%02x d_flags:0x%02x for debug\n"
|
, caller, rfctl->dfs_ch_sel_e_flags, rfctl->dfs_ch_sel_d_flags);
|
goto exit;
|
}
|
}
|
|
ch_avail = rtw_choose_shortest_waiting_ch(rfctl, sel_band, sel_ch, max_bw, sel_offset
|
, band, ch, bw, offset
|
, 0, 0
|
, cur_band, cur_ch, cur_offset, by_int_info, mesh_only);
|
} else
|
#endif /* defined(CONFIG_DFS_MASTER) */
|
{
|
ch_avail = rtw_choose_shortest_waiting_ch(rfctl, sel_band, sel_ch, max_bw, sel_offset
|
, band, ch, bw, offset
|
, 0, RTW_CHF_DFS
|
, cur_band, cur_ch, cur_offset, by_int_info, mesh_only);
|
}
|
#if defined(CONFIG_DFS_MASTER)
|
exit:
|
#endif
|
if (ch_avail == _FALSE)
|
RTW_WARN("%s no available channel\n", caller);
|
|
return ch_avail;
|
}
|
|
#if CONFIG_ALLOW_FUNC_2G_5G_ONLY
|
RTW_FUNC_2G_5G_ONLY bool rtw_rfctl_choose_chbw(struct rf_ctl_t *rfctl, u8 sel_ch, u8 max_bw, enum chan_offset sel_offset
|
, u8 cur_ch, enum chan_offset cur_offset, u8 *ch, u8 *bw, u8 *offset, bool by_int_info, u8 mesh_only, const char *caller)
|
{
|
enum band_type sel_band = sel_ch ? (rtw_is_2g_ch(sel_ch) ? BAND_ON_24G : BAND_ON_5G) : BAND_MAX;
|
enum band_type cur_band = rtw_is_2g_ch(cur_ch) ? BAND_ON_24G : BAND_ON_5G;
|
enum band_type *band = NULL;
|
|
return rtw_rfctl_choose_bchbw(rfctl
|
, sel_band, sel_ch, max_bw, sel_offset
|
, cur_band, cur_ch, cur_offset
|
, band, ch, bw, offset
|
, by_int_info, mesh_only, caller);
|
}
|
#endif
|
|
void rtw_rfctl_dfs_init(struct rf_ctl_t *rfctl, struct registry_priv *regsty)
|
{
|
rfctl->ch_sel_within_same_band = 1;
|
|
#ifdef CONFIG_DFS_MASTER
|
rfctl->dfs_region_domain = regsty->dfs_region_domain;
|
if (!rtw_dfs_hal_region_supported(rfctl_to_dvobj(rfctl), rfctl->dfs_region_domain)) {
|
RTW_WARN("%s DFS region domain: %s is not supported by HAL, set to %s\n", __func__
|
, rtw_dfs_regd_str(rfctl->dfs_region_domain), rtw_dfs_regd_str(RTW_DFS_REGD_NONE));
|
rfctl->dfs_region_domain = RTW_DFS_REGD_NONE;
|
}
|
rfctl->non_ocp_finished = true;
|
rfctl->cac_start_time = rfctl->cac_end_time = RTW_CAC_STOPPED;
|
rtw_init_timer(&(rfctl->radar_detect_timer), rtw_dfs_rd_timer_hdl, rfctl);
|
#endif
|
|
#if CONFIG_DFS_SLAVE_WITH_RADAR_DETECT
|
rfctl->dfs_slave_with_rd = 1;
|
#endif
|
}
|
