/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2010 Felix Fietkau <[email protected]> */ #ifndef __RC_MINSTREL_HT_H #define __RC_MINSTREL_HT_H #include <linux/bitfield.h> /* number of highest throughput rates to consider*/ #define MAX_THR_RATES … #define SAMPLE_COLUMNS … /* scaled fraction values */ #define MINSTREL_SCALE … #define MINSTREL_FRAC(val, div) … #define MINSTREL_TRUNC(val) … #define EWMA_LEVEL … #define EWMA_DIV … /* * Coefficients for moving average with noise filter (period=16), * scaled by 10 bits * * a1 = exp(-pi * sqrt(2) / period) * coeff2 = 2 * a1 * cos(sqrt(2) * 2 * pi / period) * coeff3 = -sqr(a1) * coeff1 = 1 - coeff2 - coeff3 */ #define MINSTREL_AVG_COEFF1 … #define MINSTREL_AVG_COEFF2 … #define MINSTREL_AVG_COEFF3 … /* * The number of streams can be changed to 2 to reduce code * size and memory footprint. */ #define MINSTREL_MAX_STREAMS … #define MINSTREL_HT_STREAM_GROUPS … #define MINSTREL_VHT_STREAM_GROUPS … #define MINSTREL_HT_GROUPS_NB … #define MINSTREL_VHT_GROUPS_NB … #define MINSTREL_LEGACY_GROUPS_NB … #define MINSTREL_GROUPS_NB … #define MINSTREL_HT_GROUP_0 … #define MINSTREL_CCK_GROUP … #define MINSTREL_OFDM_GROUP … #define MINSTREL_VHT_GROUP_0 … #define MCS_GROUP_RATES … #define MI_RATE_IDX_MASK … #define MI_RATE_GROUP_MASK … #define MI_RATE(_group, _idx) … #define MI_RATE_IDX(_rate) … #define MI_RATE_GROUP(_rate) … #define MINSTREL_SAMPLE_RATES … #define MINSTREL_SAMPLE_INTERVAL … struct minstrel_priv { … }; struct mcs_group { … }; extern const s16 minstrel_cck_bitrates[4]; extern const s16 minstrel_ofdm_bitrates[8]; extern const struct mcs_group minstrel_mcs_groups[]; struct minstrel_rate_stats { … }; enum minstrel_sample_type { … }; struct minstrel_mcs_group_data { … }; struct minstrel_sample_category { … }; struct minstrel_ht_sta { … }; void minstrel_ht_add_sta_debugfs(void *priv, void *priv_sta, struct dentry *dir); int minstrel_ht_get_tp_avg(struct minstrel_ht_sta *mi, int group, int rate, int prob_avg); #endif
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