83 lines
2.1 KiB
C
83 lines
2.1 KiB
C
/*
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* Copyright (C) 2016 Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef __MT76x2_DFS_H
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#define __MT76x2_DFS_H
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#include <linux/types.h>
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#include <linux/nl80211.h>
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#define MT_DFS_GP_INTERVAL (10 << 4) /* 64 us unit */
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#define MT_DFS_NUM_ENGINES 4
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/* bbp params */
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#define MT_DFS_SYM_ROUND 0
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#define MT_DFS_DELTA_DELAY 2
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#define MT_DFS_VGA_MASK 0
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#define MT_DFS_PWR_GAIN_OFFSET 3
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#define MT_DFS_PWR_DOWN_TIME 0xf
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#define MT_DFS_RX_PE_MASK 0xff
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#define MT_DFS_PKT_END_MASK 0
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#define MT_DFS_CH_EN 0xf
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struct mt76x2_radar_specs {
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u8 mode;
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u16 avg_len;
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u16 e_low;
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u16 e_high;
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u16 w_low;
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u16 w_high;
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u16 w_margin;
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u32 t_low;
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u32 t_high;
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u16 t_margin;
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u32 b_low;
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u32 b_high;
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u32 event_expiration;
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u16 pwr_jmp;
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};
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struct mt76x2_dfs_hw_pulse {
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u8 engine;
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u32 period;
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u32 w1;
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u32 w2;
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u32 burst;
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};
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struct mt76x2_dfs_engine_stats {
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u32 hw_pattern;
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u32 hw_pulse_discarded;
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};
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struct mt76x2_dfs_pattern_detector {
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enum nl80211_dfs_regions region;
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u8 chirp_pulse_cnt;
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u32 chirp_pulse_ts;
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struct mt76x2_dfs_engine_stats stats[MT_DFS_NUM_ENGINES];
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struct tasklet_struct dfs_tasklet;
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};
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void mt76x2_dfs_init_params(struct mt76x2_dev *dev);
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void mt76x2_dfs_init_detector(struct mt76x2_dev *dev);
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void mt76x2_dfs_adjust_agc(struct mt76x2_dev *dev);
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void mt76x2_dfs_set_domain(struct mt76x2_dev *dev,
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enum nl80211_dfs_regions region);
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#endif /* __MT76x2_DFS_H */
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